====================================== | [ 9.616188][ T208] ------------[ cut here ]------------ | [ 9.616472][ T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/208 | [ 9.616726][ T208] Modules linked in: gre | [ 9.617140][ T208] Tainted: [W]=WARN [ 9.617251][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.617438][ T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.617618][ T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.618101][ T208] RSP: 0018:ffa00000004c7a80 EFLAGS: 00010286 [ 9.618280][ T208] RAX: 00000000ffffffa6 RBX: ff1100000db6be00 RCX: 1ff4000000098f16 [ 9.618501][ T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db6bebc [ 9.618704][ T208] RBP: ff1100000a324000 R08: 1fe2200001b6d7d9 R09: ff11000010115180 [ 9.618906][ T208] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.619160][ T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a324000 [ 9.619370][ T208] FS: 00007f1e7905f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.619614][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.619786][ T208] CR2: 0000000000479648 CR3: 00000000104a4002 CR4: 0000000000771ef0 [ 9.619987][ T208] PKRU: 55555554 [ 9.620088][ T208] Call Trace: [ 9.620193][ T208] [ 9.620264][ T208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.620409][ T208] ? notifier_call_chain (kernel/notifier.c:85) [ 9.620547][ T208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.620648][ T208] register_netdevice (net/core/dev.c:11488) [ 9.620783][ T208] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.620950][ T208] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.621087][ T208] register_netdev (net/core/dev.c:11552) [ 9.621227][ T208] loopback_net_init (drivers/net/loopback.c:218) [ 9.621379][ T208] ops_init (net/core/net_namespace.c:137) [ 9.621485][ T208] setup_net (net/core/net_namespace.c:446) [ 9.621587][ T208] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.621719][ T208] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.621854][ T208] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.621991][ T208] copy_net_ns (net/core/net_namespace.c:579) [ 9.622126][ T208] create_new_namespaces (kernel/nsproxy.c:132) [ 9.622266][ T208] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.622412][ T208] ksys_unshare (kernel/fork.c:3243) [ 9.622549][ T208] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.622684][ T208] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.622818][ T208] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.622959][ T208] ? __ia32_sys_open (fs/open.c:1374) [ 9.623096][ T208] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.623233][ T208] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.623373][ T208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.623513][ T208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.623742][ T208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.623875][ T208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.624040][ T208] RIP: 0033:0x7f1e79321bcb [ 9.624188][ T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.624804][ T208] RSP: 002b:00007ffdcbe97078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 9.625098][ T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e79321bcb [ 9.625304][ T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.625520][ T208] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 9.625810][ T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe992a0 [ 9.626009][ T208] R13: 0000000000000001 R14: 00007f1e7905f6f8 R15: 00007ffdcbe9a877 | [ 9.631076][ T208] ------------[ cut here ]------------ | [ 9.631223][ T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/208 | [ 9.631664][ T208] Modules linked in: gre | [ 9.632037][ T208] Tainted: [W]=WARN [ 9.632137][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.632308][ T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.632490][ T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.632957][ T208] RSP: 0018:ffa00000004c7918 EFLAGS: 00010286 [ 9.633124][ T208] RAX: 00000000ffffffa6 RBX: ff1100000ee71c40 RCX: 1ff4000000098ee9 [ 9.633330][ T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee71cfc [ 9.633541][ T208] RBP: ff110000096d1000 R08: 1fe2200001dce3a1 R09: ff11000010115180 [ 9.633742][ T208] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.633939][ T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096d1000 [ 9.634138][ T208] FS: 00007f1e7905f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.634386][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.634559][ T208] CR2: 0000000000479648 CR3: 00000000104a4002 CR4: 0000000000771ef0 [ 9.634760][ T208] PKRU: 55555554 [ 9.634860][ T208] Call Trace: [ 9.634959][ T208] [ 9.635028][ T208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.635164][ T208] ? notifier_call_chain (kernel/notifier.c:85) [ 9.635299][ T208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.635409][ T208] register_netdevice (net/core/dev.c:11488) [ 9.635551][ T208] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.635724][ T208] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.635858][ T208] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 9.636081][ T208] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 9.636218][ T208] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 9.636357][ T208] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 9.636497][ T208] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 9.636721][ T208] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 9.636857][ T208] ops_init (net/core/net_namespace.c:137) [ 9.636966][ T208] setup_net (net/core/net_namespace.c:446) [ 9.637068][ T208] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.637292][ T208] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.637433][ T208] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.637568][ T208] copy_net_ns (net/core/net_namespace.c:579) [ 9.637705][ T208] create_new_namespaces (kernel/nsproxy.c:132) [ 9.637927][ T208] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.638061][ T208] ksys_unshare (kernel/fork.c:3243) [ 9.638196][ T208] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.638328][ T208] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.638559][ T208] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.638707][ T208] ? __ia32_sys_open (fs/open.c:1374) [ 9.638840][ T208] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.638971][ T208] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.639195][ T208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.639325][ T208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.639463][ T208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.639602][ T208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.639853][ T208] RIP: 0033:0x7f1e79321bcb [ 9.639990][ T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.640483][ T208] RSP: 002b:00007ffdcbe97078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 9.640686][ T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e79321bcb [ 9.640886][ T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.641181][ T208] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 9.641386][ T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe992a0 [ 9.641677][ T208] R13: 0000000000000001 R14: 00007f1e7905f6f8 R15: 00007ffdcbe9a877 | [ 9.645832][ T208] ------------[ cut here ]------------ | [ 9.645975][ T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/208 | [ 9.646209][ T208] Modules linked in: gre | [ 9.647115][ T208] Tainted: [W]=WARN [ 9.647223][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.647465][ T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.647642][ T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.648116][ T208] RSP: 0018:ffa00000004c78f8 EFLAGS: 00010286 [ 9.648289][ T208] RAX: 00000000ffffffa6 RBX: ff1100000d831e00 RCX: 1ff4000000098ee5 [ 9.648562][ T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d831ebc [ 9.648818][ T208] RBP: ff1100000ff81000 R08: 1fe2200001b063d9 R09: ff11000010115180 [ 9.649016][ T208] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.649217][ T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff81000 [ 9.649484][ T208] FS: 00007f1e7905f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.649714][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.649882][ T208] CR2: 0000000000479648 CR3: 00000000104a4002 CR4: 0000000000771ef0 [ 9.650081][ T208] PKRU: 55555554 [ 9.650185][ T208] Call Trace: [ 9.650291][ T208] [ 9.650424][ T208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.650557][ T208] ? notifier_call_chain (kernel/notifier.c:85) [ 9.650689][ T208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.650792][ T208] register_netdevice (net/core/dev.c:11488) [ 9.650927][ T208] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.651093][ T208] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.651239][ T208] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 9.651433][ T208] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 9.651566][ T208] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 9.651700][ T208] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 9.651834][ T208] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 9.651966][ T208] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 9.652099][ T208] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 9.652246][ T208] vti_init_net (net/ipv4/ip_vti.c:517) [ 9.652441][ T208] ops_init (net/core/net_namespace.c:137) [ 9.652544][ T208] setup_net (net/core/net_namespace.c:446) [ 9.652644][ T208] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.652774][ T208] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.653672][ T208] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.653820][ T208] copy_net_ns (net/core/net_namespace.c:579) [ 9.653966][ T208] create_new_namespaces (kernel/nsproxy.c:132) [ 9.654102][ T208] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.654242][ T208] ksys_unshare (kernel/fork.c:3243) [ 9.654439][ T208] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.654579][ T208] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.654715][ T208] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.654855][ T208] ? __ia32_sys_open (fs/open.c:1374) [ 9.654991][ T208] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.655134][ T208] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.655272][ T208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.655469][ T208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.655606][ T208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.655740][ T208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.655914][ T208] RIP: 0033:0x7f1e79321bcb [ 9.656054][ T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.656645][ T208] RSP: 002b:00007ffdcbe97078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 9.656855][ T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e79321bcb [ 9.657057][ T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.657261][ T208] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 9.657523][ T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe992a0 [ 9.657723][ T208] R13: 0000000000000001 R14: 00007f1e7905f6f8 R15: 00007ffdcbe9a877 | [ 9.673940][ T208] ------------[ cut here ]------------ | [ 9.674112][ T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/208 | [ 9.674361][ T208] Modules linked in: gre | [ 9.674802][ T208] Tainted: [W]=WARN [ 9.674902][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.675065][ T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.675244][ T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.675727][ T208] RSP: 0018:ffa00000004c7a78 EFLAGS: 00010286 [ 9.675894][ T208] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff4000000098f15 [ 9.676103][ T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 9.676308][ T208] RBP: ff11000010009000 R08: 1fe22000016c6cc9 R09: ff11000010115180 [ 9.676521][ T208] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 9.676719][ T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010009000 [ 9.676918][ T208] FS: 00007f1e7905f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 9.677157][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.677324][ T208] CR2: 000055eef0047fb8 CR3: 00000000104a4006 CR4: 0000000000771ef0 [ 9.677545][ T208] PKRU: 55555554 [ 9.677645][ T208] Call Trace: [ 9.677743][ T208] [ 9.677813][ T208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.677951][ T208] ? notifier_call_chain (kernel/notifier.c:85) [ 9.678086][ T208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.678193][ T208] register_netdevice (net/core/dev.c:11488) [ 9.678327][ T208] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.678504][ T208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.678640][ T208] register_netdev (net/core/dev.c:11552) [ 9.678774][ T208] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 9.678909][ T208] ops_init (net/core/net_namespace.c:137) [ 9.679009][ T208] setup_net (net/core/net_namespace.c:446) [ 9.679109][ T208] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.679245][ T208] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.679386][ T208] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.679521][ T208] copy_net_ns (net/core/net_namespace.c:579) [ 9.679655][ T208] create_new_namespaces (kernel/nsproxy.c:132) [ 9.679791][ T208] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.679925][ T208] ksys_unshare (kernel/fork.c:3243) [ 9.680059][ T208] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.680194][ T208] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.680326][ T208] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.680475][ T208] ? __ia32_sys_open (fs/open.c:1374) [ 9.680612][ T208] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.680743][ T208] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.680875][ T208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.681009][ T208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.681141][ T208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.681277][ T208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.681452][ T208] RIP: 0033:0x7f1e79321bcb [ 9.681592][ T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.682060][ T208] RSP: 002b:00007ffdcbe97078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 9.682261][ T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e79321bcb [ 9.682482][ T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.682682][ T208] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 9.682883][ T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe992a0 [ 9.683082][ T208] R13: 0000000000000001 R14: 00007f1e7905f6f8 R15: 00007ffdcbe9a877 | [ 9.687539][ T208] ------------[ cut here ]------------ | [ 9.687678][ T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/208 | [ 9.687906][ T208] Modules linked in: gre | [ 9.688281][ T208] Tainted: [W]=WARN [ 9.688906][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.689073][ T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.689251][ T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.689781][ T208] RSP: 0018:ffa00000004c7a68 EFLAGS: 00010286 [ 9.689949][ T208] RAX: 00000000ffffffa6 RBX: ff1100000b637380 RCX: 1ff4000000098f13 [ 9.690149][ T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63743c [ 9.690408][ T208] RBP: ff1100000e84c000 R08: 1fe22000016c6e89 R09: ff11000010115180 [ 9.690607][ T208] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 9.690803][ T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e84c000 [ 9.691000][ T208] FS: 00007f1e7905f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 9.691293][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.691515][ T208] CR2: 000055eef0047fb8 CR3: 00000000104a4006 CR4: 0000000000771ef0 [ 9.691714][ T208] PKRU: 55555554 [ 9.691811][ T208] Call Trace: [ 9.691909][ T208] [ 9.691976][ T208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.692107][ T208] ? notifier_call_chain (kernel/notifier.c:85) [ 9.692242][ T208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.692406][ T208] register_netdevice (net/core/dev.c:11488) [ 9.692539][ T208] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.692708][ T208] register_netdev (net/core/dev.c:11552) [ 9.692838][ T208] sit_init_net (net/ipv6/sit.c:1860) [ 9.692969][ T208] ops_init (net/core/net_namespace.c:137) [ 9.693069][ T208] setup_net (net/core/net_namespace.c:446) [ 9.693173][ T208] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.693303][ T208] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.693495][ T208] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.693629][ T208] copy_net_ns (net/core/net_namespace.c:579) [ 9.693762][ T208] create_new_namespaces (kernel/nsproxy.c:132) [ 9.693895][ T208] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.694026][ T208] ksys_unshare (kernel/fork.c:3243) [ 9.694162][ T208] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.694307][ T208] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.694502][ T208] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.694636][ T208] ? __ia32_sys_open (fs/open.c:1374) [ 9.694770][ T208] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.694902][ T208] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.695033][ T208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.695165][ T208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.695296][ T208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.695487][ T208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.695648][ T208] RIP: 0033:0x7f1e79321bcb [ 9.695783][ T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.696262][ T208] RSP: 002b:00007ffdcbe97078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 9.696524][ T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e79321bcb [ 9.696719][ T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.696918][ T208] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 9.697112][ T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe992a0 [ 9.697311][ T208] R13: 0000000000000001 R14: 00007f1e7905f6f8 R15: 00007ffdcbe9a877 | [ 9.701815][ T208] ------------[ cut here ]------------ | [ 9.701958][ T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/208 | [ 9.702192][ T208] Modules linked in: gre | [ 9.702581][ T208] Tainted: [W]=WARN [ 9.702681][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.702844][ T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.703013][ T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.703498][ T208] RSP: 0018:ffa00000004c7a78 EFLAGS: 00010286 [ 9.703665][ T208] RAX: 00000000ffffffa6 RBX: ff1100000db6a740 RCX: 1ff4000000098f15 [ 9.703861][ T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db6a7fc [ 9.704057][ T208] RBP: ff110000050c9000 R08: 1fe2200001b6d501 R09: ff11000010115180 [ 9.704256][ T208] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.704467][ T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c9000 [ 9.704670][ T208] FS: 00007f1e7905f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.704905][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.705071][ T208] CR2: 0000000000479648 CR3: 00000000104a4002 CR4: 0000000000771ef0 [ 9.705277][ T208] PKRU: 55555554 [ 9.705389][ T208] Call Trace: [ 9.705494][ T208] [ 9.705564][ T208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.705697][ T208] ? notifier_call_chain (kernel/notifier.c:85) [ 9.705830][ T208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.705932][ T208] register_netdevice (net/core/dev.c:11488) [ 9.706066][ T208] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.706233][ T208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.706382][ T208] register_netdev (net/core/dev.c:11552) [ 9.706523][ T208] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 9.706657][ T208] ops_init (net/core/net_namespace.c:137) [ 9.706758][ T208] setup_net (net/core/net_namespace.c:446) [ 9.706861][ T208] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.706991][ T208] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.707123][ T208] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.707259][ T208] copy_net_ns (net/core/net_namespace.c:579) [ 9.707400][ T208] create_new_namespaces (kernel/nsproxy.c:132) [ 9.707535][ T208] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.707668][ T208] ksys_unshare (kernel/fork.c:3243) [ 9.707799][ T208] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.707931][ T208] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.708061][ T208] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.708195][ T208] ? __ia32_sys_open (fs/open.c:1374) [ 9.708327][ T208] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.708470][ T208] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.708602][ T208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.708733][ T208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.708864][ T208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.708995][ T208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.709161][ T208] RIP: 0033:0x7f1e79321bcb [ 9.709299][ T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.709778][ T208] RSP: 002b:00007ffdcbe97078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 9.709975][ T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e79321bcb [ 9.710175][ T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.710387][ T208] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 9.710586][ T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe992a0 [ 9.710781][ T208] R13: 0000000000000001 R14: 00007f1e7905f6f8 R15: 00007ffdcbe9a877 | [ 9.744071][ T209] ------------[ cut here ]------------ | [ 9.744228][ T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209 | [ 9.744472][ T209] Modules linked in: gre | [ 9.744844][ T209] Tainted: [W]=WARN [ 9.744944][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.745119][ T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.745297][ T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.745784][ T209] RSP: 0018:ffa00000006a7a80 EFLAGS: 00010286 [ 9.745953][ T209] RAX: 00000000ffffffa6 RBX: ff1100000c179e00 RCX: 1ff40000000d4f16 [ 9.746157][ T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c179ebc [ 9.746361][ T209] RBP: ff11000007954000 R08: 1fe220000182f3d9 R09: ff1100001018d180 [ 9.746565][ T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.746764][ T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007954000 [ 9.746964][ T209] FS: 00007f0d23075840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.747201][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.747374][ T209] CR2: 00007f0d23281690 CR3: 00000000106e5004 CR4: 0000000000771ef0 [ 9.747582][ T209] PKRU: 55555554 [ 9.747682][ T209] Call Trace: [ 9.747791][ T209] [ 9.747859][ T209] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.747992][ T209] ? notifier_call_chain (kernel/notifier.c:85) [ 9.748125][ T209] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.748233][ T209] register_netdevice (net/core/dev.c:11488) [ 9.748384][ T209] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.748552][ T209] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.748694][ T209] register_netdev (net/core/dev.c:11552) [ 9.748828][ T209] loopback_net_init (drivers/net/loopback.c:218) [ 9.748963][ T209] ops_init (net/core/net_namespace.c:137) [ 9.749065][ T209] setup_net (net/core/net_namespace.c:446) [ 9.749169][ T209] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.749309][ T209] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.749451][ T209] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.749592][ T209] copy_net_ns (net/core/net_namespace.c:579) [ 9.749725][ T209] create_new_namespaces (kernel/nsproxy.c:132) [ 9.749859][ T209] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.749993][ T209] ksys_unshare (kernel/fork.c:3243) [ 9.750123][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.750258][ T209] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.750399][ T209] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.750541][ T209] ? __ia32_sys_open (fs/open.c:1374) [ 9.750675][ T209] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.750806][ T209] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.750939][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.751081][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.751217][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.751360][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.751529][ T209] RIP: 0033:0x7f0d23337bcb [ 9.751668][ T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.752144][ T209] RSP: 002b:00007ffdf63ca968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 9.752358][ T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d23337bcb [ 9.752561][ T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.752758][ T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 9.752970][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf63ccb90 [ 9.753178][ T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf63cd877 | [ 9.757480][ T209] ------------[ cut here ]------------ | [ 9.757623][ T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209 | [ 9.757852][ T209] Modules linked in: gre | [ 9.758223][ T209] Tainted: [W]=WARN [ 9.758323][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.758509][ T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.758678][ T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.759142][ T209] RSP: 0018:ffa00000006a7918 EFLAGS: 00010286 [ 9.759319][ T209] RAX: 00000000ffffffa6 RBX: ff11000010781a80 RCX: 1ff40000000d4ee9 [ 9.759525][ T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781b3c [ 9.759719][ T209] RBP: ff1100000fb49000 R08: 1fe22000020f0369 R09: ff1100001018d180 [ 9.759918][ T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.760125][ T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb49000 [ 9.760326][ T209] FS: 00007f0d23075840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.760583][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.760755][ T209] CR2: 00007f0d23281690 CR3: 00000000106e5004 CR4: 0000000000771ef0 [ 9.760953][ T209] PKRU: 55555554 [ 9.761057][ T209] Call Trace: [ 9.761160][ T209] [ 9.761229][ T209] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.761363][ T209] ? notifier_call_chain (kernel/notifier.c:85) [ 9.761499][ T209] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.761598][ T209] register_netdevice (net/core/dev.c:11488) [ 9.761729][ T209] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.761900][ T209] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.762037][ T209] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 9.762173][ T209] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 9.762304][ T209] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 9.762448][ T209] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 9.762580][ T209] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 9.762712][ T209] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 9.762853][ T209] ops_init (net/core/net_namespace.c:137) [ 9.762955][ T209] setup_net (net/core/net_namespace.c:446) [ 9.763053][ T209] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.763187][ T209] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.763318][ T209] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.763469][ T209] copy_net_ns (net/core/net_namespace.c:579) [ 9.763601][ T209] create_new_namespaces (kernel/nsproxy.c:132) [ 9.763740][ T209] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.763873][ T209] ksys_unshare (kernel/fork.c:3243) [ 9.764003][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.764134][ T209] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.764269][ T209] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.764410][ T209] ? __ia32_sys_open (fs/open.c:1374) [ 9.764588][ T209] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.764718][ T209] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.764850][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.764979][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.765108][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.765242][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.765414][ T209] RIP: 0033:0x7f0d23337bcb [ 9.765556][ T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.766030][ T209] RSP: 002b:00007ffdf63ca968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 9.766228][ T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d23337bcb [ 9.766449][ T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.766644][ T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 9.766839][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf63ccb90 [ 9.767033][ T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf63cd877 | [ 9.775801][ T209] ------------[ cut here ]------------ | [ 9.775941][ T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209 | [ 9.776174][ T209] Modules linked in: gre | [ 9.776559][ T209] Tainted: [W]=WARN [ 9.776660][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.776828][ T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.777002][ T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.777488][ T209] RSP: 0018:ffa00000006a78f8 EFLAGS: 00010286 [ 9.777656][ T209] RAX: 00000000ffffffa6 RBX: ff11000010780ac0 RCX: 1ff40000000d4ee5 [ 9.777852][ T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780b7c [ 9.778051][ T209] RBP: ff1100000b00c000 R08: 1fe22000020f0171 R09: ff1100001018d180 [ 9.778253][ T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.778476][ T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b00c000 [ 9.778682][ T209] FS: 00007f0d23075840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.778913][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.779079][ T209] CR2: 00007f0d23281690 CR3: 00000000106e5004 CR4: 0000000000771ef0 [ 9.779287][ T209] PKRU: 55555554 [ 9.779912][ T209] Call Trace: [ 9.780014][ T209] [ 9.780088][ T209] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.780226][ T209] ? notifier_call_chain (kernel/notifier.c:85) [ 9.780418][ T209] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.780522][ T209] register_netdevice (net/core/dev.c:11488) [ 9.780657][ T209] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.780822][ T209] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.780957][ T209] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 9.781089][ T209] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 9.781226][ T209] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 9.781419][ T209] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 9.781553][ T209] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 9.781687][ T209] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 9.781820][ T209] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 9.781953][ T209] vti_init_net (net/ipv4/ip_vti.c:517) [ 9.782142][ T209] ops_init (net/core/net_namespace.c:137) [ 9.782249][ T209] setup_net (net/core/net_namespace.c:446) [ 9.782411][ T209] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.782544][ T209] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.782680][ T209] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.782816][ T209] copy_net_ns (net/core/net_namespace.c:579) [ 9.782950][ T209] create_new_namespaces (kernel/nsproxy.c:132) [ 9.783087][ T209] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.783225][ T209] ksys_unshare (kernel/fork.c:3243) [ 9.783416][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.783550][ T209] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.783683][ T209] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.783816][ T209] ? __ia32_sys_open (fs/open.c:1374) [ 9.783950][ T209] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.784083][ T209] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.784224][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.784414][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.784548][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.784681][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.784846][ T209] RIP: 0033:0x7f0d23337bcb [ 9.784986][ T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.785524][ T209] RSP: 002b:00007ffdf63ca968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 9.785725][ T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d23337bcb [ 9.785922][ T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.786125][ T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 9.786324][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf63ccb90 [ 9.786580][ T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf63cd877 | [ 9.790935][ T209] ------------[ cut here ]------------ | [ 9.791084][ T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209 | [ 9.791321][ T209] Modules linked in: gre | [ 9.791747][ T209] Tainted: [W]=WARN [ 9.791847][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.792012][ T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.792190][ T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.792672][ T209] RSP: 0018:ffa00000006a7a78 EFLAGS: 00010286 [ 9.792838][ T209] RAX: 00000000ffffffa6 RBX: ff11000010783700 RCX: 1ff40000000d4f15 [ 9.793036][ T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107837bc [ 9.793239][ T209] RBP: ff11000009c34000 R08: 1fe22000020f06f9 R09: ff1100001018d180 [ 9.793453][ T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 9.793656][ T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c34000 [ 9.793858][ T209] FS: 00007f0d23075840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 9.794092][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.794263][ T209] CR2: 0000563a35313438 CR3: 00000000106e5005 CR4: 0000000000771ef0 [ 9.794482][ T209] PKRU: 55555554 [ 9.794582][ T209] Call Trace: [ 9.794680][ T209] [ 9.794749][ T209] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.794883][ T209] ? notifier_call_chain (kernel/notifier.c:85) [ 9.795016][ T209] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.795119][ T209] register_netdevice (net/core/dev.c:11488) [ 9.795258][ T209] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.795431][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.795570][ T209] register_netdev (net/core/dev.c:11552) [ 9.795702][ T209] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 9.795835][ T209] ops_init (net/core/net_namespace.c:137) [ 9.795937][ T209] setup_net (net/core/net_namespace.c:446) [ 9.796039][ T209] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.796177][ T209] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.796310][ T209] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.796458][ T209] copy_net_ns (net/core/net_namespace.c:579) [ 9.796592][ T209] create_new_namespaces (kernel/nsproxy.c:132) [ 9.796727][ T209] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.796861][ T209] ksys_unshare (kernel/fork.c:3243) [ 9.796998][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.797131][ T209] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.797269][ T209] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.797591][ T209] ? __ia32_sys_open (fs/open.c:1374) [ 9.797727][ T209] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.797859][ T209] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.797994][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.798126][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.798262][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.798405][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.798570][ T209] RIP: 0033:0x7f0d23337bcb [ 9.798710][ T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.799188][ T209] RSP: 002b:00007ffdf63ca968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 9.799398][ T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d23337bcb [ 9.799596][ T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.799795][ T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 9.799994][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf63ccb90 [ 9.800196][ T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf63cd877 | [ 9.805006][ T209] ------------[ cut here ]------------ | [ 9.805145][ T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209 | [ 9.805390][ T209] Modules linked in: gre | [ 9.805813][ T209] Tainted: [W]=WARN [ 9.805914][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.806094][ T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.806271][ T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.806761][ T209] RSP: 0018:ffa00000006a7a68 EFLAGS: 00010286 [ 9.806932][ T209] RAX: 00000000ffffffa6 RBX: ff1100000b62ec80 RCX: 1ff40000000d4f13 [ 9.807130][ T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62ed3c [ 9.807330][ T209] RBP: ff1100000f944000 R08: 1fe22000016c5da9 R09: ff1100001018d180 [ 9.807599][ T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 9.807798][ T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f944000 [ 9.808001][ T209] FS: 00007f0d23075840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 9.808302][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.808532][ T209] CR2: 0000563a35313438 CR3: 00000000106e5005 CR4: 0000000000771ef0 [ 9.808737][ T209] PKRU: 55555554 [ 9.808836][ T209] Call Trace: [ 9.808939][ T209] [ 9.809007][ T209] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.809142][ T209] ? notifier_call_chain (kernel/notifier.c:85) [ 9.809290][ T209] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.809458][ T209] register_netdevice (net/core/dev.c:11488) [ 9.809596][ T209] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.809765][ T209] register_netdev (net/core/dev.c:11552) [ 9.809902][ T209] sit_init_net (net/ipv6/sit.c:1860) [ 9.810037][ T209] ops_init (net/core/net_namespace.c:137) [ 9.810142][ T209] setup_net (net/core/net_namespace.c:446) [ 9.810251][ T209] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.810446][ T209] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.810580][ T209] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.810715][ T209] copy_net_ns (net/core/net_namespace.c:579) [ 9.810851][ T209] create_new_namespaces (kernel/nsproxy.c:132) [ 9.810989][ T209] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.811124][ T209] ksys_unshare (kernel/fork.c:3243) [ 9.811261][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.811467][ T209] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.811603][ T209] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.811738][ T209] ? __ia32_sys_open (fs/open.c:1374) [ 9.811874][ T209] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.812008][ T209] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.812142][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.812280][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.812477][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.812612][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.812778][ T209] RIP: 0033:0x7f0d23337bcb [ 9.812917][ T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.813464][ T209] RSP: 002b:00007ffdf63ca968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 9.813667][ T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d23337bcb [ 9.813865][ T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.814066][ T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 9.814270][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf63ccb90 [ 9.814534][ T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf63cd877 | [ 9.825995][ T209] ------------[ cut here ]------------ | [ 9.826143][ T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209 | [ 9.826397][ T209] Modules linked in: gre | [ 9.826776][ T209] Tainted: [W]=WARN [ 9.826876][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.827043][ T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.827222][ T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.827806][ T209] RSP: 0018:ffa00000006a7a78 EFLAGS: 00010286 [ 9.827976][ T209] RAX: 00000000ffffffa6 RBX: ff1100000b54f1c0 RCX: 1ff40000000d4f15 [ 9.828179][ T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54f27c [ 9.828388][ T209] RBP: ff110000103a4000 R08: 1fe22000016a9e51 R09: ff1100001018d180 [ 9.828592][ T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 9.828790][ T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103a4000 [ 9.828988][ T209] FS: 00007f0d23075840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 9.829226][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.829400][ T209] CR2: 0000563a35313438 CR3: 00000000106e5005 CR4: 0000000000771ef0 [ 9.829602][ T209] PKRU: 55555554 [ 9.829701][ T209] Call Trace: [ 9.829800][ T209] [ 9.829874][ T209] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.830007][ T209] ? notifier_call_chain (kernel/notifier.c:85) [ 9.830139][ T209] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.830245][ T209] register_netdevice (net/core/dev.c:11488) [ 9.830392][ T209] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 9.830559][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.830694][ T209] register_netdev (net/core/dev.c:11552) [ 9.830826][ T209] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 9.830958][ T209] ops_init (net/core/net_namespace.c:137) [ 9.831061][ T209] setup_net (net/core/net_namespace.c:446) [ 9.831165][ T209] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 9.831298][ T209] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 9.831446][ T209] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 9.831581][ T209] copy_net_ns (net/core/net_namespace.c:579) [ 9.831714][ T209] create_new_namespaces (kernel/nsproxy.c:132) [ 9.831849][ T209] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 9.831982][ T209] ksys_unshare (kernel/fork.c:3243) [ 9.832114][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.832250][ T209] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 9.832395][ T209] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 9.832529][ T209] ? __ia32_sys_open (fs/open.c:1374) [ 9.832663][ T209] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 9.832795][ T209] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 9.832932][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.833067][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.833203][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.833334][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.833521][ T209] RIP: 0033:0x7f0d23337bcb [ 9.833658][ T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.834129][ T209] RSP: 002b:00007ffdf63ca968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 9.834338][ T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d23337bcb [ 9.834548][ T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 9.834745][ T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 9.834948][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf63ccb90 [ 9.835145][ T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf63cd877 | [ 9.863574][ T210] ------------[ cut here ]------------ | [ 9.863767][ T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210 | [ 9.864010][ T210] Modules linked in: gre | [ 9.864517][ T210] Tainted: [W]=WARN [ 9.864622][ T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.864822][ T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.865013][ T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.865526][ T210] RSP: 0018:ffa00000006b6e30 EFLAGS: 00010286 [ 9.865700][ T210] RAX: 00000000ffffffa6 RBX: ff1100000c17a580 RCX: 1ff40000000d6d8c [ 9.865909][ T210] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17a63c [ 9.866113][ T210] RBP: ff11000009b69000 R08: 1fe220000182f4c9 R09: ff11000010188b80 [ 9.866322][ T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.866537][ T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cdebc08 [ 9.866744][ T210] FS: 00007f6c03a3d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.866990][ T210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.867164][ T210] CR2: 000000000042ebe0 CR3: 000000000ccaf001 CR4: 0000000000771ef0 [ 9.867375][ T210] PKRU: 55555554 [ 9.867483][ T210] Call Trace: [ 9.867586][ T210] [ 9.867656][ T210] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 9.867833][ T210] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.867971][ T210] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.868074][ T210] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.868222][ T210] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.868361][ T210] __dev_notify_flags (net/core/dev.c:9787) [ 9.868507][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.868650][ T210] ? netif_change_name (net/core/dev.c:1495) [ 9.868787][ T210] ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2)) [ 9.868925][ T210] ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2)) [ 9.869064][ T210] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 9.869205][ T210] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 9.869341][ T210] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 9.869496][ T210] veth_newlink (drivers/net/veth.c:1871) [ 9.869642][ T210] ? veth_poll_controller (drivers/net/veth.c:1470) [ 9.869778][ T210] ? kasan_save_stack (mm/kasan/common.c:57) [ 9.869913][ T210] ? kasan_save_track (mm/kasan/common.c:78) [ 9.870052][ T210] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 9.870210][ T210] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 9.870352][ T210] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 9.870507][ T210] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 9.870644][ T210] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.870783][ T210] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 9.870920][ T210] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 9.871058][ T210] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 9.871197][ T210] ? __dev_get_by_name (net/core/dev.c:883) [ 9.871335][ T210] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 9.871498][ T210] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 9.871641][ T210] rtnl_newlink (net/core/rtnetlink.c:4150) [ 9.871779][ T210] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.871919][ T210] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.872055][ T210] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 9.872195][ T210] ? mark_usage (kernel/locking/lockdep.c:4674) [ 9.872338][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.872493][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.872632][ T210] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 9.872769][ T210] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 9.872904][ T210] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 9.873040][ T210] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.873180][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.873325][ T210] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.873471][ T210] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.873610][ T210] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 9.873749][ T210] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.873886][ T210] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.874028][ T210] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 9.874213][ T210] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 9.874357][ T210] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.874503][ T210] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.874642][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.874780][ T210] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 9.874918][ T210] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 9.875056][ T210] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 9.875204][ T210] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 9.875342][ T210] ? copy_msghdr_from_user (net/socket.c:2635) [ 9.875489][ T210] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 9.875661][ T210] ? move_addr_to_kernel (net/socket.c:258) [ 9.875804][ T210] ___sys_sendmsg (net/socket.c:2752) [ 9.875942][ T210] ? copy_msghdr_from_user (net/socket.c:2603) [ 9.876090][ T210] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.876268][ T210] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 9.876418][ T210] __sys_sendmsg (net/socket.c:2784) [ 9.876557][ T210] ? __sys_sendmsg_sock (net/socket.c:2765) [ 9.876700][ T210] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 9.876838][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.876987][ T210] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.877124][ T210] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.877262][ T210] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.877412][ T210] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.877581][ T210] RIP: 0033:0x7f6c03c7708e [ 9.877724][ T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 9.878219][ T210] RSP: 002b:00007ffd40751c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.878433][ T210] RAX: ffffffffffffffda RBX: 00007ffd407523f0 RCX: 00007f6c03c7708e [ 9.878639][ T210] RDX: 0000000000000000 RSI: 00007ffd40751cf0 RDI: 0000000000000005 [ 9.878850][ T210] RBP: 00007ffd40751c50 R08: 0000000000000000 R09: 0000000000000000 [ 9.879054][ T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 9.879262][ T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd407523b0 | [ 9.895904][ T210] ------------[ cut here ]------------ | [ 9.896053][ T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210 | [ 9.896294][ T210] Modules linked in: gre | [ 9.896736][ T210] Tainted: [W]=WARN [ 9.896838][ T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.897006][ T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.897191][ T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.897684][ T210] RSP: 0018:ffa00000006b71b0 EFLAGS: 00010286 [ 9.897853][ T210] RAX: 00000000ffffffa6 RBX: ff1100000c179540 RCX: 1ff40000000d6dfc [ 9.898054][ T210] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1795fc [ 9.898258][ T210] RBP: ff1100000fb1c000 R08: 1fe220000182f2c1 R09: ff11000010188b80 [ 9.898466][ T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 9.898669][ T210] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 9.898869][ T210] FS: 00007f6c03a3d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.899102][ T210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.899275][ T210] CR2: 000000000042ebe0 CR3: 000000000ccaf001 CR4: 0000000000771ef0 [ 9.899505][ T210] PKRU: 55555554 [ 9.899607][ T210] Call Trace: [ 9.899706][ T210] [ 9.899776][ T210] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.899913][ T210] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.900016][ T210] __dev_notify_flags (net/core/dev.c:9787) [ 9.900159][ T210] ? netif_change_name (net/core/dev.c:1495) [ 9.900295][ T210] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 9.900443][ T210] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 9.900582][ T210] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 9.900719][ T210] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 9.900855][ T210] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 9.900989][ T210] ? __dev_get_by_name (net/core/dev.c:883) [ 9.901123][ T210] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 9.901266][ T210] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 9.901436][ T210] rtnl_newlink (net/core/rtnetlink.c:4150) [ 9.901575][ T210] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.901708][ T210] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.901842][ T210] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 9.901977][ T210] ? mark_usage (kernel/locking/lockdep.c:4674) [ 9.902110][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.902252][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.902447][ T210] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 9.902583][ T210] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 9.902717][ T210] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 9.902850][ T210] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.902983][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.903119][ T210] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.903259][ T210] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.903456][ T210] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 9.903592][ T210] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.903729][ T210] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.903866][ T210] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 9.904000][ T210] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 9.904136][ T210] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.904276][ T210] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.904460][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.904598][ T210] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 9.904734][ T210] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 9.904871][ T210] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 9.905007][ T210] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 9.905141][ T210] ? copy_msghdr_from_user (net/socket.c:2635) [ 9.905279][ T210] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 9.905470][ T210] ? move_addr_to_kernel (net/socket.c:258) [ 9.905612][ T210] ___sys_sendmsg (net/socket.c:2752) [ 9.905748][ T210] ? copy_msghdr_from_user (net/socket.c:2603) [ 9.905890][ T210] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.906060][ T210] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 9.906198][ T210] __sys_sendmsg (net/socket.c:2784) [ 9.906334][ T210] ? __sys_sendmsg_sock (net/socket.c:2765) [ 9.906484][ T210] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 9.906621][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.906757][ T210] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.906895][ T210] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.907029][ T210] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.907165][ T210] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.907331][ T210] RIP: 0033:0x7f6c03c7708e [ 9.907482][ T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 9.907969][ T210] RSP: 002b:00007ffd40751c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.908177][ T210] RAX: ffffffffffffffda RBX: 00007ffd407523f0 RCX: 00007f6c03c7708e [ 9.908387][ T210] RDX: 0000000000000000 RSI: 00007ffd40751cf0 RDI: 0000000000000005 [ 9.908589][ T210] RBP: 00007ffd40751c50 R08: 0000000000000000 R09: 0000000000000000 [ 9.908792][ T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 9.908994][ T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd407523b0 | [ 9.937156][ T212] ------------[ cut here ]------------ | [ 9.937341][ T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212 | [ 9.938004][ T212] Modules linked in: gre | [ 9.938411][ T212] Tainted: [W]=WARN [ 9.938512][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.938679][ T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.938854][ T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.939338][ T212] RSP: 0018:ffa00000006d7020 EFLAGS: 00010286 [ 9.939521][ T212] RAX: 00000000ffffffa6 RBX: ff1100000b54e580 RCX: 1ff40000000dadca [ 9.939723][ T212] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e63c [ 9.939922][ T212] RBP: ff1100000fb1c000 R08: 1fe22000016a9cc9 R09: ff1100000ebdd158 [ 9.940125][ T212] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 9.940332][ T212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 9.940546][ T212] FS: 00007fca67693840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 9.940779][ T212] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.940960][ T212] CR2: 000000002f276988 CR3: 0000000004c4e003 CR4: 0000000000771ef0 [ 9.941181][ T212] PKRU: 55555554 [ 9.941281][ T212] Call Trace: [ 9.941392][ T212] [ 9.941462][ T212] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.941599][ T212] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.941701][ T212] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 9.941834][ T212] __dev_notify_flags (net/core/dev.c:9787) [ 9.941970][ T212] ? netif_change_name (net/core/dev.c:1495) [ 9.942111][ T212] ? __dev_change_flags (net/core/dev.c:9752) [ 9.942251][ T212] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 9.942395][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.942531][ T212] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 9.942668][ T212] netif_change_flags (net/core/dev.c:9820) [ 9.942802][ T212] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 9.942942][ T212] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 9.943078][ T212] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 9.943219][ T212] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 9.943399][ T212] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.943533][ T212] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 9.943667][ T212] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 9.943814][ T212] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 9.943948][ T212] ? __kernel_text_address (kernel/extable.c:79) [ 9.944083][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.944224][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.944361][ T212] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 9.944500][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.944634][ T212] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 9.944772][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.944905][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.945037][ T212] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 9.945176][ T212] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 9.945315][ T212] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 9.945461][ T212] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 9.945606][ T212] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 9.945741][ T212] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 9.945876][ T212] rtnl_newlink (net/core/rtnetlink.c:4150) [ 9.946011][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.946143][ T212] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.946280][ T212] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 9.946428][ T212] ? mark_usage (kernel/locking/lockdep.c:4674) [ 9.946568][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.946704][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.946835][ T212] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.946967][ T212] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 9.947104][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.947243][ T212] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 9.947393][ T212] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 9.947527][ T212] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 9.947660][ T212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.947791][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.947926][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.948057][ T212] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 9.948195][ T212] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 9.948334][ T212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.948479][ T212] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.948616][ T212] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 9.948748][ T212] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 9.948887][ T212] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.949022][ T212] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.949164][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.949304][ T212] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 9.949451][ T212] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 9.949585][ T212] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 9.949720][ T212] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 9.949860][ T212] ? copy_msghdr_from_user (net/socket.c:2635) [ 9.949993][ T212] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 9.950166][ T212] ? move_addr_to_kernel (net/socket.c:258) [ 9.950302][ T212] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 9.950448][ T212] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 9.950613][ T212] ___sys_sendmsg (net/socket.c:2752) [ 9.950749][ T212] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 9.950933][ T212] ? copy_msghdr_from_user (net/socket.c:2603) [ 9.951084][ T212] __sys_sendmsg (net/socket.c:2784) [ 9.951223][ T212] ? __sys_sendmsg_sock (net/socket.c:2765) [ 9.951360][ T212] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 9.951535][ T212] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.951674][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.951808][ T212] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 9.951951][ T212] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.952084][ T212] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 9.952221][ T212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.952398][ T212] RIP: 0033:0x7fca678cd08e [ 9.952540][ T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 9.953023][ T212] RSP: 002b:00007ffe6b7abd10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.953227][ T212] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fca678cd08e [ 9.953436][ T212] RDX: 0000000000000000 RSI: 00007ffe6b7abdc0 RDI: 0000000000000005 [ 9.953640][ T212] RBP: 00007ffe6b7abd20 R08: 0000000000000000 R09: 0000000000000000 [ 9.953846][ T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 9.954044][ T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6b7ac490 | [ 9.990839][ T213] ------------[ cut here ]------------ | [ 9.991023][ T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/213 | [ 9.991264][ T213] Modules linked in: gre | [ 9.991710][ T213] Tainted: [W]=WARN [ 9.991815][ T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.991980][ T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 9.992167][ T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 9.992745][ T213] RSP: 0018:ffa00000006e7020 EFLAGS: 00010286 [ 9.992913][ T213] RAX: 00000000ffffffa6 RBX: ff1100000cf8d380 RCX: 1ff40000000dcdca [ 9.993118][ T213] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8d43c [ 9.993323][ T213] RBP: ff11000009b69000 R08: 1fe22000019f1a89 R09: ff1100000ebdae58 [ 9.993614][ T213] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 9.993812][ T213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 9.994091][ T213] FS: 00007efc2f816840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 9.994326][ T213] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.994578][ T213] CR2: 000000000a332988 CR3: 00000000106e5001 CR4: 0000000000771ef0 [ 9.994778][ T213] PKRU: 55555554 [ 9.994877][ T213] Call Trace: [ 9.994980][ T213] [ 9.995049][ T213] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 9.995192][ T213] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 9.995294][ T213] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 9.995533][ T213] __dev_notify_flags (net/core/dev.c:9787) [ 9.995670][ T213] ? netif_change_name (net/core/dev.c:1495) [ 9.995802][ T213] ? __dev_change_flags (net/core/dev.c:9752) [ 9.995936][ T213] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 9.996071][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 9.996212][ T213] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 9.996433][ T213] netif_change_flags (net/core/dev.c:9820) [ 9.996571][ T213] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 9.996707][ T213] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 9.996845][ T213] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 9.996980][ T213] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 9.997152][ T213] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.997289][ T213] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 9.997515][ T213] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 9.997650][ T213] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 9.997785][ T213] ? __kernel_text_address (kernel/extable.c:79) [ 9.997920][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 9.998058][ T213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 9.998195][ T213] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 9.998331][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.998535][ T213] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 9.998669][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.998801][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 9.998935][ T213] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 9.999071][ T213] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 9.999210][ T213] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 9.999342][ T213] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 9.999491][ T213] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 9.999626][ T213] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 9.999761][ T213] rtnl_newlink (net/core/rtnetlink.c:4150) [ 9.999895][ T213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.000027][ T213] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.000163][ T213] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.000297][ T213] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.000440][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.000577][ T213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.000709][ T213] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.000847][ T213] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.000980][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.001113][ T213] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.001254][ T213] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.001397][ T213] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.001535][ T213] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.001671][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.001807][ T213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.001941][ T213] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.002082][ T213] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.002222][ T213] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.002363][ T213] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.002511][ T213] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.002647][ T213] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.002783][ T213] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.002921][ T213] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.003055][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.003195][ T213] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.003331][ T213] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.003480][ T213] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.003618][ T213] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.003752][ T213] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.003888][ T213] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.004056][ T213] ? move_addr_to_kernel (net/socket.c:258) [ 10.004196][ T213] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.004333][ T213] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.004483][ T213] ___sys_sendmsg (net/socket.c:2752) [ 10.004620][ T213] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 10.004788][ T213] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.004936][ T213] __sys_sendmsg (net/socket.c:2784) [ 10.005071][ T213] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.005211][ T213] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 10.005392][ T213] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.005540][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.005679][ T213] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.005813][ T213] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.005948][ T213] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.006084][ T213] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.006259][ T213] RIP: 0033:0x7efc2fa5008e [ 10.006413][ T213] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.006896][ T213] RSP: 002b:00007ffd7015c490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.007099][ T213] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efc2fa5008e [ 10.007308][ T213] RDX: 0000000000000000 RSI: 00007ffd7015c540 RDI: 0000000000000005 [ 10.007538][ T213] RBP: 00007ffd7015c4a0 R08: 0000000000000000 R09: 0000000000000000 [ 10.007743][ T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.007945][ T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7015cc10 | [ 10.010247][ T46] ------------[ cut here ]------------ | [ 10.010430][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46 | [ 10.010687][ T46] Modules linked in: gre | [ 10.011100][ T46] Tainted: [W]=WARN [ 10.011196][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.011360][ T46] Workqueue: events_unbound linkwatch_event [ 10.011540][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.011720][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.012179][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 10.012336][ T46] RAX: 00000000ffffffa6 RBX: ff1100000cfbd380 RCX: 1ff4000000065f02 [ 10.012604][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd43c [ 10.012790][ T46] RBP: ff1100000fb1c000 R08: 1fe22000019f7a89 R09: ff110000024a0ba8 [ 10.012975][ T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 10.013199][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 10.013401][ T46] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 10.013653][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.013816][ T46] CR2: 00007fca67760574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 10.014003][ T46] PKRU: 55555554 [ 10.014096][ T46] Call Trace: [ 10.014198][ T46] [ 10.014264][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.014455][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 10.014580][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.014676][ T46] netif_state_change (net/core/dev.c:1605) [ 10.014802][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.014959][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 10.015083][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 10.015225][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.015359][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 10.015496][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 10.015623][ T46] process_one_work (kernel/workqueue.c:3314) [ 10.015758][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 10.015882][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.016011][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 10.016142][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 10.016274][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 10.016410][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 10.016538][ T46] kthread (kernel/kthread.c:436) [ 10.016639][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.016800][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 10.016925][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 10.017057][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 10.017224][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 10.017355][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 10.017490][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 10.074110][ T215] ------------[ cut here ]------------ | [ 10.074304][ T215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/215 | [ 10.075066][ T215] Modules linked in: gre | [ 10.075578][ T215] Tainted: [W]=WARN [ 10.075679][ T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.075855][ T215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.076031][ T215] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.076580][ T215] RSP: 0018:ffa0000000717150 EFLAGS: 00010286 [ 10.076750][ T215] RAX: 00000000ffffffa6 RBX: ff1100000b62fc40 RCX: 1ff40000000e2df0 [ 10.076948][ T215] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62fcfc [ 10.077163][ T215] RBP: ff11000009b69000 R08: 1fe22000016c5fa1 R09: ff1100001031ae58 [ 10.077435][ T215] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 10.077651][ T215] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d52a340 [ 10.077853][ T215] FS: 00007f6888054840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 10.078089][ T215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.078264][ T215] CR2: 00000000004ebb28 CR3: 000000000ccaf005 CR4: 0000000000771ef0 [ 10.078529][ T215] PKRU: 55555554 [ 10.078631][ T215] Call Trace: [ 10.078733][ T215] [ 10.078809][ T215] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.078944][ T215] ? notifier_call_chain (kernel/notifier.c:85) [ 10.079078][ T215] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.079187][ T215] netif_state_change (net/core/dev.c:1605) [ 10.079322][ T215] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.079550][ T215] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 10.079717][ T215] linkwatch_sync_dev (net/core/link_watch.c:295) [ 10.079855][ T215] rtnl_getlink (net/core/rtnetlink.c:4273) [ 10.079989][ T215] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.080123][ T215] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.080265][ T215] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 10.080458][ T215] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.080607][ T215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.080740][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.080890][ T215] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.081027][ T215] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.081165][ T215] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.081299][ T215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.081516][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.081658][ T215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.081793][ T215] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 10.081927][ T215] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.082060][ T215] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.082199][ T215] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.082335][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.082533][ T215] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.082668][ T215] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.082802][ T215] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.082935][ T215] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.083080][ T215] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.083222][ T215] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.083456][ T215] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.083606][ T215] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.083742][ T215] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.083875][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.084011][ T215] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.084148][ T215] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.084302][ T215] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.084511][ T215] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.084646][ T215] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.084794][ T215] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.084968][ T215] ? move_addr_to_kernel (net/socket.c:258) [ 10.085102][ T215] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.085243][ T215] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 10.085503][ T215] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.085647][ T215] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 10.085814][ T215] ___sys_sendmsg (net/socket.c:2752) [ 10.085947][ T215] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.086086][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.086232][ T215] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 10.086449][ T215] ? do_getsockname (net/socket.c:2192) [ 10.086598][ T215] __sys_sendmsg (net/socket.c:2784) [ 10.086732][ T215] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.086870][ T215] ? __sys_getsockname (net/socket.c:2210) [ 10.087004][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.087156][ T215] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.087291][ T215] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.087778][ T215] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.087924][ T215] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.088089][ T215] RIP: 0033:0x7f688828e08e [ 10.088230][ T215] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.088812][ T215] RSP: 002b:00007ffe4cc3a960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.089024][ T215] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f688828e08e [ 10.089226][ T215] RDX: 0000000000000000 RSI: 00007ffe4cc3aa10 RDI: 0000000000000006 [ 10.089434][ T215] RBP: 00007ffe4cc3a970 R08: 0000000000000000 R09: 0000000000000000 [ 10.089643][ T215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.089866][ T215] R13: 00007ffe4cc3aac0 R14: 000000000000000d R15: 00007ffe4cc3c87a | [ 10.220661][ T219] ------------[ cut here ]------------ | [ 10.220814][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: modprobe/219 | [ 10.221090][ T219] Modules linked in: ip_gre(+) gre | [ 10.221550][ T219] Tainted: [W]=WARN [ 10.221657][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.221831][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.222012][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.222939][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.223116][ T219] RAX: 00000000ffffffa6 RBX: ff1100001059fe00 RCX: 1ff40000000d6e61 [ 10.223327][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001059febc [ 10.223551][ T219] RBP: ff1100000fd0c000 R08: 1fe22000020b3fd9 R09: ff110000126bd180 [ 10.223773][ T219] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 10.223981][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd0c000 [ 10.224193][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 10.224444][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.224616][ T219] CR2: 00007ffcbe2dfdc8 CR3: 00000000126a9004 CR4: 0000000000771ef0 [ 10.224825][ T219] PKRU: 55555554 [ 10.224927][ T219] Call Trace: [ 10.225031][ T219] [ 10.225102][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.225252][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.225400][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.225505][ T219] register_netdevice (net/core/dev.c:11488) [ 10.225644][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.225815][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.225954][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.226091][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.226230][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.226374][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.226516][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.226653][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.226792][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.226930][ T219] ops_init (net/core/net_namespace.c:137) [ 10.227036][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.227185][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.227322][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.227467][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.227642][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.227782][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.227921][ T219] ipgre_init (net/ipv4/ip_gre.c:1395) ip_gre [ 10.228058][ T219] do_one_initcall (init/main.c:1392) [ 10.228198][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.228383][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.228527][ T219] do_init_module (kernel/module/main.c:3106) [ 10.228667][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.228806][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.228945][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.229051][ T219] load_module (kernel/module/main.c:3580) [ 10.229198][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.229382][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.229525][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.229667][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.229804][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.229941][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.230084][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.230228][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.230372][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.230517][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.230658][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.230796][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.230935][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.231071][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.231246][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.231393][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.231530][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.231668][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.231838][ T219] RIP: 0033:0x7f5818f856bd [ 10.231982][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.232484][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.232692][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.232902][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.233108][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.233319][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.233534][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.237703][ T219] ------------[ cut here ]------------ | [ 10.237848][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: modprobe/219 | [ 10.238121][ T219] Modules linked in: ip_gre(+) gre | [ 10.238568][ T219] Tainted: [W]=WARN [ 10.238675][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.238848][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.239029][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.239539][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.239714][ T219] RAX: 00000000ffffffa6 RBX: ff1100000cf83540 RCX: 1ff40000000d6e61 [ 10.239921][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf835fc [ 10.240126][ T219] RBP: ff1100000f90c000 R08: 1fe22000019f06c1 R09: ff110000126bd180 [ 10.240331][ T219] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 10.240549][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f90c000 [ 10.240757][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 10.241002][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.241179][ T219] CR2: 00007ffcbe2dfdc8 CR3: 00000000126a9004 CR4: 0000000000771ef0 [ 10.241396][ T219] PKRU: 55555554 [ 10.241502][ T219] Call Trace: [ 10.241606][ T219] [ 10.241678][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.241816][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.241957][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.242063][ T219] register_netdevice (net/core/dev.c:11488) [ 10.242208][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.242390][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.242532][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.242673][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.242810][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.242951][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.243088][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.243231][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.243376][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.243525][ T219] ops_init (net/core/net_namespace.c:137) [ 10.243632][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.243771][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.243908][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.244045][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.244222][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.244370][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.244516][ T219] ipgre_init (net/ipv4/ip_gre.c:1395) ip_gre [ 10.244653][ T219] do_one_initcall (init/main.c:1392) [ 10.244791][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.244967][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.245105][ T219] do_init_module (kernel/module/main.c:3106) [ 10.245250][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.245396][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.245537][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.245645][ T219] load_module (kernel/module/main.c:3580) [ 10.245789][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.245963][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.246106][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.246250][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.246399][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.246552][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.246695][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.246836][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.246974][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.247114][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.247261][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.247408][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.247552][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.247691][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.247864][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.248001][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.248140][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.248282][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.248462][ T219] RIP: 0033:0x7f5818f856bd [ 10.248610][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.249108][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.249322][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.249545][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.249752][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.249958][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.250171][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.254251][ T219] ------------[ cut here ]------------ | [ 10.254450][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: modprobe/219 | [ 10.254729][ T219] Modules linked in: ip_gre(+) gre | [ 10.255212][ T219] Tainted: [W]=WARN [ 10.255316][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.255502][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.255685][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.256185][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.256365][ T219] RAX: 00000000ffffffa6 RBX: ff1100000d831540 RCX: 1ff40000000d6e61 [ 10.256581][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8315fc [ 10.256787][ T219] RBP: ff1100000fd19000 R08: 1fe2200001b062c1 R09: ff110000126bd180 [ 10.256992][ T219] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 10.257211][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd19000 [ 10.257430][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 10.257675][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.257847][ T219] CR2: 00007ffcbe2dfdc8 CR3: 00000000126a9004 CR4: 0000000000771ef0 [ 10.258055][ T219] PKRU: 55555554 [ 10.258161][ T219] Call Trace: [ 10.258270][ T219] [ 10.258342][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.258498][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.258640][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.258745][ T219] register_netdevice (net/core/dev.c:11488) [ 10.258887][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.259060][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.259204][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.259343][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.259540][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.259678][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.259814][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.259952][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.260093][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.260238][ T219] ops_init (net/core/net_namespace.c:137) [ 10.260360][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.260508][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.260645][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.260783][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.260957][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.261097][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.261242][ T219] ipgre_init (net/ipv4/ip_gre.c:1395) ip_gre [ 10.261393][ T219] do_one_initcall (init/main.c:1392) [ 10.261534][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.261710][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.261851][ T219] do_init_module (kernel/module/main.c:3106) [ 10.261990][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.262227][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.262371][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.262485][ T219] load_module (kernel/module/main.c:3580) [ 10.262631][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.262897][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.263226][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.263371][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.263608][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.263746][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.263889][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.264124][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.264265][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.264508][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.264651][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.264790][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.264932][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.265166][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.265343][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.265493][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.265651][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.265790][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.265964][ T219] RIP: 0033:0x7f5818f856bd [ 10.266104][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.266614][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.266921][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.267126][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.267439][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.267741][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.267948][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.273364][ T219] ------------[ cut here ]------------ | [ 10.273521][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: modprobe/219 | [ 10.273889][ T219] Modules linked in: ip_gre(+) gre | [ 10.274987][ T219] Tainted: [W]=WARN [ 10.275095][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.275270][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.275522][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.276218][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.276457][ T219] RAX: 00000000ffffffa6 RBX: ff1100000b61c900 RCX: 1ff40000000d6e61 [ 10.276667][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61c9bc [ 10.276876][ T219] RBP: ff1100000fba9000 R08: 1fe22000016c3939 R09: ff110000126bd180 [ 10.277160][ T219] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 10.277433][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fba9000 [ 10.277646][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 10.277892][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.278067][ T219] CR2: 00007ffcbe2dfdc8 CR3: 00000000126a9004 CR4: 0000000000771ef0 [ 10.278283][ T219] PKRU: 55555554 [ 10.278451][ T219] Call Trace: [ 10.278555][ T219] [ 10.278627][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.278767][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.278905][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.279010][ T219] register_netdevice (net/core/dev.c:11488) [ 10.279155][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.279327][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.279539][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.279680][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.279820][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.280051][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.280197][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.280335][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.280544][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.280684][ T219] ops_init (net/core/net_namespace.c:137) [ 10.280883][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.281113][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.281255][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.281456][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.281628][ T219] ? __up_write (kernel/locking/rwsem.c:1413) [ 10.281766][ T219] ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1)) [ 10.281907][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.282050][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.282286][ T219] ipgre_init (net/ipv4/ip_gre.c:1301 net/ipv4/ip_gre.c:1398) ip_gre [ 10.282488][ T219] do_one_initcall (init/main.c:1392) [ 10.282628][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.282804][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.283036][ T219] do_init_module (kernel/module/main.c:3106) [ 10.283181][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.283318][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.283521][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.283628][ T219] load_module (kernel/module/main.c:3580) [ 10.283868][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.284042][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.284188][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.284328][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.284543][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.284774][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.284917][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.285057][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.285198][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.285339][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.285550][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.285688][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.285921][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.286059][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.286232][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.286437][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.286578][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.286809][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.287071][ T219] RIP: 0033:0x7f5818f856bd [ 10.287219][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.287889][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.288100][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.288474][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.288686][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.288894][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.289105][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.294820][ T219] ------------[ cut here ]------------ | [ 10.295013][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/219 | [ 10.295360][ T219] Modules linked in: ip_gre(+) gre | [ 10.295894][ T219] Tainted: [W]=WARN [ 10.296049][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.296302][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.296559][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.297097][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.297367][ T219] RAX: 00000000ffffffa6 RBX: ff1100001276e040 RCX: 1ff40000000d6e61 [ 10.297634][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001276e0fc [ 10.297890][ T219] RBP: ff11000012811000 R08: 1fe22000024edc21 R09: ff110000126bd180 [ 10.298167][ T219] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 10.298467][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012811000 [ 10.298745][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 10.299035][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.299271][ T219] CR2: 000055f6a15ced5c CR3: 00000000126a9002 CR4: 0000000000771ef0 [ 10.299546][ T219] PKRU: 55555554 [ 10.299716][ T219] Call Trace: [ 10.299887][ T219] [ 10.300009][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.300206][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.300419][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.300578][ T219] register_netdevice (net/core/dev.c:11488) [ 10.300792][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.301015][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.301241][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.301454][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.301644][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.301836][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.302045][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.302243][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.302458][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.302664][ T219] ops_init (net/core/net_namespace.c:137) [ 10.302821][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.303009][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.303205][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.303442][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.303665][ T219] ? __up_write (kernel/locking/rwsem.c:1413) [ 10.303853][ T219] ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1)) [ 10.304057][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.304260][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.304474][ T219] ipgre_init (net/ipv4/ip_gre.c:1301 net/ipv4/ip_gre.c:1398) ip_gre [ 10.304684][ T219] do_one_initcall (init/main.c:1392) [ 10.304873][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.305095][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.305295][ T219] do_init_module (kernel/module/main.c:3106) [ 10.305522][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.305711][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.305900][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.306065][ T219] load_module (kernel/module/main.c:3580) [ 10.306270][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.306511][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.306701][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.306905][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.307094][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.307294][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.307553][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.307758][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.307948][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.308138][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.308368][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.308568][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.308761][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.308950][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.309176][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.309388][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.309581][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.309773][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.310010][ T219] RIP: 0033:0x7f5818f856bd [ 10.310213][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.310775][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.311048][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.311317][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.311597][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.311850][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.312125][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.317296][ T219] ------------[ cut here ]------------ | [ 10.317498][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/219 | [ 10.317834][ T219] Modules linked in: ip_gre(+) gre | [ 10.318390][ T219] Tainted: [W]=WARN [ 10.318546][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.318767][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.319011][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.319586][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.319811][ T219] RAX: 00000000ffffffa6 RBX: ff1100001059e3c0 RCX: 1ff40000000d6e61 [ 10.320091][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001059e47c [ 10.320373][ T219] RBP: ff1100001042c000 R08: 1fe22000020b3c91 R09: ff110000126bd180 [ 10.320642][ T219] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 10.320899][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001042c000 [ 10.321156][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 10.321488][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.321714][ T219] CR2: 000055f6a15ced5c CR3: 00000000126a9002 CR4: 0000000000771ef0 [ 10.321971][ T219] PKRU: 55555554 [ 10.322124][ T219] Call Trace: [ 10.322286][ T219] [ 10.322435][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.322653][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.322843][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.323001][ T219] register_netdevice (net/core/dev.c:11488) [ 10.323202][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.323469][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.323662][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.323866][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.324056][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.324257][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.324470][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.324659][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.324869][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.325061][ T219] ops_init (net/core/net_namespace.c:137) [ 10.325230][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.325444][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.325634][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.325824][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.326068][ T219] ? __up_write (kernel/locking/rwsem.c:1413) [ 10.326269][ T219] ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1)) [ 10.326477][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.326669][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.326875][ T219] ipgre_init (net/ipv4/ip_gre.c:1301 net/ipv4/ip_gre.c:1398) ip_gre [ 10.327066][ T219] do_one_initcall (init/main.c:1392) [ 10.327285][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.327534][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.327725][ T219] do_init_module (kernel/module/main.c:3106) [ 10.327917][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.328106][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.328321][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.328503][ T219] load_module (kernel/module/main.c:3580) [ 10.328715][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.328939][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.329130][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.329342][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.329581][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.329788][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.329994][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.330218][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.330432][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.330627][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.330840][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.331041][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.331245][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.331458][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.331682][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.331870][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.332060][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.332263][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.332535][ T219] RIP: 0033:0x7f5818f856bd [ 10.332730][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.333310][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.333607][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.333862][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.334135][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.334419][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.334691][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.340302][ T219] ------------[ cut here ]------------ | [ 10.341038][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/219 | [ 10.341518][ T219] Modules linked in: ip_gre(+) gre | [ 10.342188][ T219] Tainted: [W]=WARN [ 10.342428][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.342714][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.343008][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.343674][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.343985][ T219] RAX: 00000000ffffffa6 RBX: ff1100000cbba900 RCX: 1ff40000000d6e61 [ 10.344315][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cbba9bc [ 10.344683][ T219] RBP: ff1100000e049000 R08: 1fe2200001977539 R09: ff110000126bd180 [ 10.345015][ T219] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 10.345362][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e049000 [ 10.345698][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 10.346072][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.346393][ T219] CR2: 000055f6a15ced5c CR3: 00000000126a9002 CR4: 0000000000771ef0 [ 10.346723][ T219] PKRU: 55555554 [ 10.346937][ T219] Call Trace: [ 10.347153][ T219] [ 10.347424][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.347678][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.347942][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.348174][ T219] register_netdevice (net/core/dev.c:11488) [ 10.348455][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.348742][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.348994][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.349252][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.349530][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.349810][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.350076][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.350338][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.350693][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.350945][ T219] ops_init (net/core/net_namespace.c:137) [ 10.351114][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.351331][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.351555][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.351751][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.351977][ T219] ? __up_write (kernel/locking/rwsem.c:1413) [ 10.352169][ T219] ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1)) [ 10.352392][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.352600][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.352793][ T219] ipgre_init (net/ipv4/ip_gre.c:1395) ip_gre [ 10.352987][ T219] do_one_initcall (init/main.c:1392) [ 10.353184][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.353439][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.353636][ T219] do_init_module (kernel/module/main.c:3106) [ 10.353830][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.354041][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.354244][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.354429][ T219] load_module (kernel/module/main.c:3580) [ 10.354644][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.354887][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.355085][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.355292][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.355524][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.355719][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.355915][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.356110][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.356314][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.356533][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.356730][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.356940][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.357135][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.357370][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.357610][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.357802][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.357993][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.358209][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.358556][ T219] RIP: 0033:0x7f5818f856bd [ 10.358768][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.359651][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.359934][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.360432][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.360789][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.361048][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.361433][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.383041][ T219] ------------[ cut here ]------------ | [ 10.383259][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/219 | [ 10.383612][ T219] Modules linked in: ip_gre(+) gre | [ 10.384142][ T219] Tainted: [W]=WARN [ 10.384311][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.384555][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.384792][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.385364][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.385618][ T219] RAX: 00000000ffffffa6 RBX: ff1100001289fa80 RCX: 1ff40000000d6e61 [ 10.385877][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001289fb3c [ 10.386137][ T219] RBP: ff1100000f8ec000 R08: 1fe2200002513f69 R09: ff110000126bd180 [ 10.386425][ T219] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 10.386684][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8ec000 [ 10.386949][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 10.387254][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.387504][ T219] CR2: 000055f6a15ced5c CR3: 00000000126a9002 CR4: 0000000000771ef0 [ 10.387764][ T219] PKRU: 55555554 [ 10.387919][ T219] Call Trace: [ 10.388077][ T219] [ 10.388208][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.388427][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.388622][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.388781][ T219] register_netdevice (net/core/dev.c:11488) [ 10.388975][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.389213][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.389429][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.389621][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.389812][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.390003][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.390205][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.390417][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.390616][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.390808][ T219] ops_init (net/core/net_namespace.c:137) [ 10.390966][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.391158][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.391367][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.391567][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.391790][ T219] ? __up_write (kernel/locking/rwsem.c:1413) [ 10.392005][ T219] ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1)) [ 10.392211][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.392425][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.392617][ T219] ipgre_init (net/ipv4/ip_gre.c:1395) ip_gre [ 10.392808][ T219] do_one_initcall (init/main.c:1392) [ 10.392999][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.393237][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.393458][ T219] do_init_module (kernel/module/main.c:3106) [ 10.393651][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.393840][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.394031][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.394196][ T219] load_module (kernel/module/main.c:3580) [ 10.394415][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.394644][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.394839][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.395031][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.395234][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.395444][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.395640][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.395830][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.396025][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.396232][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.396453][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.396644][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.396836][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.397025][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.397261][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.397474][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.397686][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.397883][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.398106][ T219] RIP: 0033:0x7f5818f856bd [ 10.398311][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.398875][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.399137][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.399426][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.399682][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.399935][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.400202][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.405471][ T219] ------------[ cut here ]------------ | [ 10.405656][ T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/219 | [ 10.405983][ T219] Modules linked in: ip_gre(+) gre | [ 10.406550][ T219] Tainted: [W]=WARN [ 10.406708][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.406934][ T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.407166][ T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.407734][ T219] RSP: 0018:ffa00000006b74d8 EFLAGS: 00010286 [ 10.407957][ T219] RAX: 00000000ffffffa6 RBX: ff1100001289e580 RCX: 1ff40000000d6e61 [ 10.408241][ T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001289e63c [ 10.408522][ T219] RBP: ff1100000ed5c000 R08: 1fe2200002513cc9 R09: ff110000126bd180 [ 10.408777][ T219] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 10.409033][ T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed5c000 [ 10.409307][ T219] FS: 00007f5818e8b780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 10.409615][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.409839][ T219] CR2: 000055f6a15ced5c CR3: 00000000126a9002 CR4: 0000000000771ef0 [ 10.410095][ T219] PKRU: 55555554 [ 10.410260][ T219] Call Trace: [ 10.410453][ T219] [ 10.410577][ T219] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.410767][ T219] ? notifier_call_chain (kernel/notifier.c:85) [ 10.410958][ T219] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.411115][ T219] register_netdevice (net/core/dev.c:11488) [ 10.411314][ T219] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 10.411564][ T219] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 10.411770][ T219] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 10.411959][ T219] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 10.412149][ T219] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 10.412364][ T219] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 10.412565][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.412755][ T219] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 10.412947][ T219] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.413137][ T219] ops_init (net/core/net_namespace.c:137) [ 10.413308][ T219] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 10.413519][ T219] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 10.413709][ T219] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 10.413898][ T219] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 10.414120][ T219] ? __up_write (kernel/locking/rwsem.c:1413) [ 10.414315][ T219] ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1)) [ 10.414531][ T219] ? ipgre_fini (./include/linux/skbuff.h:2997 ./include/linux/skbuff.h:3155 net/ipv4/ip_gre.c:926) ip_gre [ 10.414725][ T219] register_pernet_device (net/core/net_namespace.c:1482) [ 10.414916][ T219] ipgre_init (net/ipv4/ip_gre.c:1395) ip_gre [ 10.415105][ T219] do_one_initcall (init/main.c:1392) [ 10.415309][ T219] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.415559][ T219] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.415757][ T219] do_init_module (kernel/module/main.c:3106) [ 10.415963][ T219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 10.416156][ T219] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.416369][ T219] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 10.416538][ T219] load_module (kernel/module/main.c:3580) [ 10.416733][ T219] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 10.416958][ T219] ? backing_file_read_iter (fs/backing-file.c:210) [ 10.417168][ T219] init_module_from_file (kernel/module/main.c:3777) [ 10.417404][ T219] ? __do_sys_init_module (kernel/module/main.c:3651) [ 10.417600][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.417791][ T219] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 10.417984][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.418177][ T219] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.418428][ T219] idempotent_init_module (kernel/module/main.c:3789) [ 10.418629][ T219] ? init_module_from_file (kernel/module/main.c:3778) [ 10.418837][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.419028][ T219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.419246][ T219] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 10.419460][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.419685][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.419872][ T219] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.420074][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.420275][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.420522][ T219] RIP: 0033:0x7f5818f856bd [ 10.420716][ T219] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.421280][ T219] RSP: 002b:00007ffcbe2e2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.421560][ T219] RAX: ffffffffffffffda RBX: 00005582908d6810 RCX: 00007f5818f856bd [ 10.421813][ T219] RDX: 0000000000000000 RSI: 000055828786dffd RDI: 0000000000000000 [ 10.422072][ T219] RBP: 00007ffcbe2e2e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.422337][ T219] R10: 0000000000000000 R11: 0000000000000246 R12: 000055828786dffd [ 10.422628][ T219] R13: 00005582908d69a0 R14: 0000000000040000 R15: 0000000000000000 | [ 10.436033][ T218] ------------[ cut here ]------------ | [ 10.436197][ T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/218 | [ 10.436460][ T218] Modules linked in: ip_gre gre | [ 10.436900][ T218] Tainted: [W]=WARN [ 10.437006][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.437185][ T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.437375][ T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.437885][ T218] RSP: 0018:ffa0000000756f10 EFLAGS: 00010286 [ 10.438062][ T218] RAX: 00000000ffffffa6 RBX: ff110000028fe040 RCX: 1ff40000000eada8 [ 10.438275][ T218] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe0fc [ 10.438502][ T218] RBP: ff110000128f4000 R08: 1fe220000051fc21 R09: ff110000126bae80 [ 10.438712][ T218] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 10.438918][ T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 10.439128][ T218] FS: 00007f2d66864840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 10.439385][ T218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.439564][ T218] CR2: 000055eef01ae548 CR3: 0000000010501005 CR4: 0000000000771ef0 [ 10.439774][ T218] PKRU: 55555554 [ 10.439880][ T218] Call Trace: [ 10.439985][ T218] [ 10.440059][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.440207][ T218] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 10.440355][ T218] notifier_call_chain (kernel/notifier.c:85) [ 10.440506][ T218] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 10.440653][ T218] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 10.440794][ T218] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 10.440970][ T218] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 10.441152][ T218] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 10.441296][ T218] netif_set_mtu (net/core/dev.c:9910) [ 10.441514][ T218] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 10.441654][ T218] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 10.441800][ T218] dev_set_mtu (net/core/dev_api.c:249) [ 10.441907][ T218] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 10.442045][ T218] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 10.442193][ T218] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 10.442436][ T218] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 10.442581][ T218] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 10.442819][ T218] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 10.442963][ T218] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 10.443104][ T218] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 10.443256][ T218] ? __dev_get_by_name (net/core/dev.c:883) [ 10.443483][ T218] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 10.443631][ T218] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 10.443776][ T218] rtnl_newlink (net/core/rtnetlink.c:4150) [ 10.443918][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.444057][ T218] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.444199][ T218] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.444412][ T218] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.444553][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.444699][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.444840][ T218] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.444984][ T218] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.445125][ T218] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.445266][ T218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.445446][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.445590][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.445729][ T218] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.445871][ T218] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.446014][ T218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.446161][ T218] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.446307][ T218] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.446463][ T218] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.446607][ T218] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.446748][ T218] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.446889][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.447030][ T218] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.447177][ T218] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.447321][ T218] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.447475][ T218] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.447620][ T218] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.447763][ T218] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.447937][ T218] ? move_addr_to_kernel (net/socket.c:258) [ 10.448084][ T218] ___sys_sendmsg (net/socket.c:2752) [ 10.448229][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.448375][ T218] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.448533][ T218] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 10.448678][ T218] __sys_sendmsg (net/socket.c:2784) [ 10.448820][ T218] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.448966][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.449106][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.449253][ T218] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.449403][ T218] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.449545][ T218] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.449686][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.449860][ T218] RIP: 0033:0x7f2d66a9e08e [ 10.450007][ T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.450523][ T218] RSP: 002b:00007ffc897903c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.450735][ T218] RAX: ffffffffffffffda RBX: 00007ffc89790b70 RCX: 00007f2d66a9e08e [ 10.450942][ T218] RDX: 0000000000000000 RSI: 00007ffc89790470 RDI: 0000000000000005 [ 10.451153][ T218] RBP: 00007ffc897903d0 R08: 0000000000000000 R09: 0000000000000000 [ 10.451370][ T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.451654][ T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc89790b40 | [ 10.453486][ T218] ------------[ cut here ]------------ | [ 10.453637][ T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/218 | [ 10.453877][ T218] Modules linked in: ip_gre gre | [ 10.454300][ T218] Tainted: [W]=WARN [ 10.454421][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.454593][ T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.454768][ T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.455258][ T218] RSP: 0018:ffa00000007571b0 EFLAGS: 00010286 [ 10.455441][ T218] RAX: 00000000ffffffa6 RBX: ff110000028ff700 RCX: 1ff40000000eadfc [ 10.455643][ T218] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff7bc [ 10.455846][ T218] RBP: ff110000128f4000 R08: 1fe220000051fef9 R09: ff110000126bae80 [ 10.456048][ T218] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 10.456258][ T218] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 10.456476][ T218] FS: 00007f2d66864840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 10.456713][ T218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.456881][ T218] CR2: 00007ffcff8d4ff8 CR3: 0000000010501001 CR4: 0000000000771ef0 [ 10.457086][ T218] PKRU: 55555554 [ 10.457192][ T218] Call Trace: [ 10.457293][ T218] [ 10.457372][ T218] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.457516][ T218] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.457620][ T218] __dev_notify_flags (net/core/dev.c:9787) [ 10.457757][ T218] ? netif_change_name (net/core/dev.c:1495) [ 10.457895][ T218] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 10.458071][ T218] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 10.458213][ T218] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 10.458359][ T218] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 10.458501][ T218] ? __dev_get_by_name (net/core/dev.c:883) [ 10.458647][ T218] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 10.458789][ T218] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 10.458931][ T218] rtnl_newlink (net/core/rtnetlink.c:4150) [ 10.459070][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.459213][ T218] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.459356][ T218] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.459498][ T218] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.459634][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.459775][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.459914][ T218] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.460051][ T218] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.460193][ T218] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.460329][ T218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.460481][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.460621][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.460756][ T218] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.460893][ T218] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.461028][ T218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.461165][ T218] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.461306][ T218] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.461452][ T218] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.461590][ T218] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.461727][ T218] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.461863][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.462000][ T218] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.462138][ T218] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.462281][ T218] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.462432][ T218] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.462570][ T218] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.462706][ T218] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.462874][ T218] ? move_addr_to_kernel (net/socket.c:258) [ 10.463014][ T218] ___sys_sendmsg (net/socket.c:2752) [ 10.463150][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.463289][ T218] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.463443][ T218] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 10.463580][ T218] __sys_sendmsg (net/socket.c:2784) [ 10.463715][ T218] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.463853][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.463988][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.464123][ T218] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.464263][ T218] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.464409][ T218] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.464546][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.464713][ T218] RIP: 0033:0x7f2d66a9e08e [ 10.464854][ T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.465341][ T218] RSP: 002b:00007ffc897903c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.465564][ T218] RAX: ffffffffffffffda RBX: 00007ffc89790b70 RCX: 00007f2d66a9e08e [ 10.465768][ T218] RDX: 0000000000000000 RSI: 00007ffc89790470 RDI: 0000000000000005 [ 10.465975][ T218] RBP: 00007ffc897903d0 R08: 0000000000000000 R09: 0000000000000000 [ 10.466183][ T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.466400][ T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc89790b40 | [ 10.503234][ T225] ------------[ cut here ]------------ | [ 10.503416][ T225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/225 | [ 10.503681][ T225] Modules linked in: ip_gre gre | [ 10.504113][ T225] Tainted: [W]=WARN [ 10.504233][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.504434][ T225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.504643][ T225] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.505147][ T225] RSP: 0018:ffa00000006b6f10 EFLAGS: 00010286 [ 10.505327][ T225] RAX: 00000000ffffffa6 RBX: ff1100000baae740 RCX: 1ff40000000d6da8 [ 10.505552][ T225] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000baae7fc [ 10.505762][ T225] RBP: ff11000005061000 R08: 1fe2200001755d01 R09: ff1100001039d180 [ 10.505972][ T225] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 10.506187][ T225] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 10.506423][ T225] FS: 00007f0335dea840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 10.506680][ T225] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.506867][ T225] CR2: 000000000042f320 CR3: 000000000ec9e001 CR4: 0000000000771ef0 [ 10.507079][ T225] PKRU: 55555554 [ 10.507190][ T225] Call Trace: [ 10.507296][ T225] [ 10.507374][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.507533][ T225] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 10.507678][ T225] notifier_call_chain (kernel/notifier.c:85) [ 10.507823][ T225] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 10.507967][ T225] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 10.508108][ T225] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 10.508292][ T225] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 10.508483][ T225] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 10.508629][ T225] netif_set_mtu (net/core/dev.c:9910) [ 10.508772][ T225] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 10.508914][ T225] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 10.509064][ T225] dev_set_mtu (net/core/dev_api.c:249) [ 10.509177][ T225] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 10.509320][ T225] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 10.509475][ T225] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 10.509655][ T225] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 10.509799][ T225] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 10.509979][ T225] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 10.510123][ T225] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 10.510270][ T225] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 10.510486][ T225] ? __dev_get_by_name (net/core/dev.c:883) [ 10.510629][ T225] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 10.510777][ T225] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 10.510923][ T225] rtnl_newlink (net/core/rtnetlink.c:4150) [ 10.511066][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.511213][ T225] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.511422][ T225] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.511581][ T225] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.511721][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.511867][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.512030][ T225] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.512178][ T225] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.512319][ T225] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.512474][ T225] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.512618][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.512766][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.512909][ T225] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.513052][ T225] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.513197][ T225] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.513340][ T225] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.515488][ T225] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.515630][ T225] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.515775][ T225] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.515919][ T225] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.516061][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.516209][ T225] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.516358][ T225] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.516508][ T225] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.516652][ T225] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.516795][ T225] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.516937][ T225] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.517114][ T225] ? move_addr_to_kernel (net/socket.c:258) [ 10.517276][ T225] ___sys_sendmsg (net/socket.c:2752) [ 10.517433][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.517576][ T225] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.517728][ T225] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 10.517871][ T225] __sys_sendmsg (net/socket.c:2784) [ 10.518024][ T225] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.518174][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.518317][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.518468][ T225] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.518612][ T225] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.518754][ T225] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.518896][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.519072][ T225] RIP: 0033:0x7f033602408e [ 10.519227][ T225] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.519742][ T225] RSP: 002b:00007fff9306e230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.519957][ T225] RAX: ffffffffffffffda RBX: 00007fff9306e9e0 RCX: 00007f033602408e [ 10.520177][ T225] RDX: 0000000000000000 RSI: 00007fff9306e2e0 RDI: 0000000000000005 [ 10.520398][ T225] RBP: 00007fff9306e240 R08: 0000000000000000 R09: 0000000000000000 [ 10.520611][ T225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.520823][ T225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9306e9b0 | [ 10.522504][ T225] ------------[ cut here ]------------ | [ 10.522645][ T225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/225 | [ 10.522886][ T225] Modules linked in: ip_gre gre | [ 10.523311][ T225] Tainted: [W]=WARN [ 10.523429][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.523604][ T225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.523781][ T225] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.524270][ T225] RSP: 0018:ffa00000006b71b0 EFLAGS: 00010286 [ 10.524567][ T225] RAX: 00000000ffffffa6 RBX: ff1100000baae580 RCX: 1ff40000000d6dfc [ 10.524771][ T225] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000baae63c [ 10.524977][ T225] RBP: ff11000005061000 R08: 1fe2200001755cc9 R09: ff1100001039d180 [ 10.525207][ T225] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 10.525482][ T225] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 10.525686][ T225] FS: 00007f0335dea840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 10.525921][ T225] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.526091][ T225] CR2: 000000000042f320 CR3: 000000000ec9e001 CR4: 0000000000771ef0 [ 10.526297][ T225] PKRU: 55555554 [ 10.526462][ T225] Call Trace: [ 10.526618][ T225] [ 10.526689][ T225] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.526827][ T225] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.526933][ T225] __dev_notify_flags (net/core/dev.c:9787) [ 10.527071][ T225] ? netif_change_name (net/core/dev.c:1495) [ 10.527212][ T225] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 10.527464][ T225] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 10.527605][ T225] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 10.527742][ T225] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 10.527878][ T225] ? __dev_get_by_name (net/core/dev.c:883) [ 10.528013][ T225] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 10.528161][ T225] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 10.528303][ T225] rtnl_newlink (net/core/rtnetlink.c:4150) [ 10.528506][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.528642][ T225] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.528778][ T225] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.528913][ T225] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.529048][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.529195][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.529333][ T225] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.529541][ T225] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.529678][ T225] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.529813][ T225] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.529949][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.530088][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.530228][ T225] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.530436][ T225] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.530574][ T225] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.530712][ T225] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.530852][ T225] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.530989][ T225] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.531128][ T225] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.531267][ T225] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.531474][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.531670][ T225] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.531814][ T225] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.531952][ T225] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.532090][ T225] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.532231][ T225] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.532431][ T225] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.532605][ T225] ? move_addr_to_kernel (net/socket.c:258) [ 10.532747][ T225] ___sys_sendmsg (net/socket.c:2752) [ 10.532884][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.533020][ T225] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.533172][ T225] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 10.533311][ T225] __sys_sendmsg (net/socket.c:2784) [ 10.533521][ T225] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.533663][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.533799][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.533935][ T225] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.534070][ T225] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.534210][ T225] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.534410][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.534580][ T225] RIP: 0033:0x7f033602408e [ 10.534720][ T225] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.535225][ T225] RSP: 002b:00007fff9306e230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.535494][ T225] RAX: ffffffffffffffda RBX: 00007fff9306e9e0 RCX: 00007f033602408e [ 10.535701][ T225] RDX: 0000000000000000 RSI: 00007fff9306e2e0 RDI: 0000000000000005 [ 10.535906][ T225] RBP: 00007fff9306e240 R08: 0000000000000000 R09: 0000000000000000 [ 10.536108][ T225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.536316][ T225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9306e9b0 | [ 10.570356][ T226] ------------[ cut here ]------------ | [ 10.570542][ T226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/226 | [ 10.570774][ T226] Modules linked in: ip_gre gre | [ 10.571203][ T226] Tainted: [W]=WARN [ 10.571306][ T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.571494][ T226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.571671][ T226] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.572149][ T226] RSP: 0018:ffa0000000687020 EFLAGS: 00010286 [ 10.572318][ T226] RAX: 00000000ffffffa6 RBX: ff1100000e19c580 RCX: 1ff40000000d0dca [ 10.572528][ T226] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e19c63c [ 10.572725][ T226] RBP: ff110000128f4000 R08: 1fe2200001c338c9 R09: ff1100000fc3d158 [ 10.572939][ T226] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 10.573135][ T226] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 10.573340][ T226] FS: 00007f077fb02840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 10.573585][ T226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.573756][ T226] CR2: 00007f077fdd21a0 CR3: 000000000a882005 CR4: 0000000000771ef0 [ 10.573960][ T226] PKRU: 55555554 [ 10.574058][ T226] Call Trace: [ 10.574160][ T226] [ 10.574230][ T226] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.574368][ T226] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.574475][ T226] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.574608][ T226] __dev_notify_flags (net/core/dev.c:9787) [ 10.574741][ T226] ? netif_change_name (net/core/dev.c:1495) [ 10.574873][ T226] ? __dev_change_flags (net/core/dev.c:9752) [ 10.575006][ T226] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 10.575138][ T226] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.575278][ T226] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 10.575482][ T226] netif_change_flags (net/core/dev.c:9820) [ 10.575621][ T226] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.575771][ T226] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 10.575906][ T226] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 10.576039][ T226] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 10.576210][ T226] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.576341][ T226] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.576538][ T226] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.576672][ T226] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.576804][ T226] ? __kernel_text_address (kernel/extable.c:79) [ 10.576937][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.577070][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.577208][ T226] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 10.577409][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.577544][ T226] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 10.577676][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.577806][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.577939][ T226] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 10.578073][ T226] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 10.578210][ T226] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 10.578342][ T226] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 10.578540][ T226] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 10.578675][ T226] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 10.578809][ T226] rtnl_newlink (net/core/rtnetlink.c:4150) [ 10.578943][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.579074][ T226] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.579212][ T226] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.579343][ T226] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.579542][ T226] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.579677][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.579807][ T226] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.579939][ T226] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.580069][ T226] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.580205][ T226] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.580339][ T226] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.580536][ T226] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.580672][ T226] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.580802][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.580944][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.581078][ T226] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.581215][ T226] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.581409][ T226] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.581542][ T226] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.581679][ T226] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.581815][ T226] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.581950][ T226] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.582083][ T226] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.582220][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.582442][ T226] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.582577][ T226] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.582710][ T226] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.582843][ T226] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.582976][ T226] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.583109][ T226] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.583284][ T226] ? move_addr_to_kernel (net/socket.c:258) [ 10.583515][ T226] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.583650][ T226] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.583786][ T226] ___sys_sendmsg (net/socket.c:2752) [ 10.583918][ T226] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 10.584083][ T226] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.584234][ T226] __sys_sendmsg (net/socket.c:2784) [ 10.584450][ T226] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.584583][ T226] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 10.584753][ T226] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.584889][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.585023][ T226] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.585159][ T226] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.585292][ T226] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.585521][ T226] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.585686][ T226] RIP: 0033:0x7f077fd3c08e [ 10.585825][ T226] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.586300][ T226] RSP: 002b:00007ffeed6c36b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.586564][ T226] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f077fd3c08e [ 10.586763][ T226] RDX: 0000000000000000 RSI: 00007ffeed6c3760 RDI: 0000000000000005 [ 10.586961][ T226] RBP: 00007ffeed6c36c0 R08: 0000000000000000 R09: 0000000000000000 [ 10.587162][ T226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.587395][ T226] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeed6c3e30 | [ 10.622105][ T227] ------------[ cut here ]------------ | [ 10.622317][ T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/227 | [ 10.622660][ T227] Modules linked in: ip_gre gre | [ 10.623172][ T227] Tainted: [W]=WARN [ 10.623326][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.623588][ T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 10.623815][ T227] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 10.624366][ T227] RSP: 0018:ffa0000000627020 EFLAGS: 00010286 [ 10.624600][ T227] RAX: 00000000ffffffa6 RBX: ff1100000b61de00 RCX: 1ff40000000c4dca [ 10.624850][ T227] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61debc [ 10.625097][ T227] RBP: ff11000005061000 R08: 1fe22000016c3bd9 R09: ff1100000fc3ae58 [ 10.625371][ T227] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 10.625633][ T227] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 10.625883][ T227] FS: 00007f763cdac840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 10.626169][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.626412][ T227] CR2: 000000001eb58988 CR3: 000000000ec9e005 CR4: 0000000000771ef0 [ 10.626670][ T227] PKRU: 55555554 [ 10.626819][ T227] Call Trace: [ 10.626970][ T227] [ 10.627090][ T227] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 10.627288][ T227] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 10.627466][ T227] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 10.627649][ T227] __dev_notify_flags (net/core/dev.c:9787) [ 10.627837][ T227] ? netif_change_name (net/core/dev.c:1495) [ 10.628026][ T227] ? __dev_change_flags (net/core/dev.c:9752) [ 10.628223][ T227] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 10.628432][ T227] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.628634][ T227] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 10.628825][ T227] netif_change_flags (net/core/dev.c:9820) [ 10.629012][ T227] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.629207][ T227] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 10.629422][ T227] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 10.629610][ T227] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 10.629826][ T227] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.630012][ T227] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.630207][ T227] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.630412][ T227] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.630603][ T227] ? __kernel_text_address (kernel/extable.c:79) [ 10.630789][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.630977][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.631163][ T227] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 10.631371][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.631565][ T227] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 10.631748][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.631933][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.632123][ T227] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 10.632329][ T227] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 10.632538][ T227] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 10.632727][ T227] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 10.632914][ T227] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 10.633103][ T227] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 10.633304][ T227] rtnl_newlink (net/core/rtnetlink.c:4150) [ 10.633513][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.633702][ T227] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.633888][ T227] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.634071][ T227] ? mark_usage (kernel/locking/lockdep.c:4674) [ 10.634268][ T227] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.634479][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.634665][ T227] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.634852][ T227] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.635040][ T227] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 10.635239][ T227] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 10.635444][ T227] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 10.635631][ T227] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.635827][ T227] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.636012][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.636206][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 10.636410][ T227] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 10.636601][ T227] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 10.636788][ T227] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.636974][ T227] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.637167][ T227] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.637368][ T227] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.637568][ T227] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.637754][ T227] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.637944][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 10.638131][ T227] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 10.638327][ T227] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 10.638537][ T227] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 10.638725][ T227] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 10.638910][ T227] ? copy_msghdr_from_user (net/socket.c:2635) [ 10.639107][ T227] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 10.639337][ T227] ? move_addr_to_kernel (net/socket.c:258) [ 10.639554][ T227] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.639740][ T227] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 10.639929][ T227] ___sys_sendmsg (net/socket.c:2752) [ 10.640115][ T227] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 10.640341][ T227] ? copy_msghdr_from_user (net/socket.c:2603) [ 10.640563][ T227] __sys_sendmsg (net/socket.c:2784) [ 10.640749][ T227] ? __sys_sendmsg_sock (net/socket.c:2765) [ 10.640937][ T227] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 10.641161][ T227] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.641365][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 10.641561][ T227] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 10.641745][ T227] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.641928][ T227] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 10.642114][ T227] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.642405][ T227] RIP: 0033:0x7f763cfe608e [ 10.642636][ T227] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.643158][ T227] RSP: 002b:00007ffccd23ffb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.643439][ T227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f763cfe608e [ 10.643705][ T227] RDX: 0000000000000000 RSI: 00007ffccd240060 RDI: 0000000000000005 [ 10.643953][ T227] RBP: 00007ffccd23ffc0 R08: 0000000000000000 R09: 0000000000000000 [ 10.644216][ T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbc [ 10.644495][ T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccd240730 | [ 11.010431][ T12] ------------[ cut here ]------------ | [ 11.010639][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 11.010892][ T12] Modules linked in: ip_gre gre | [ 11.011527][ T12] Tainted: [W]=WARN [ 11.011624][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.011785][ T12] Workqueue: netns cleanup_net [ 11.011918][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.012090][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.012667][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 11.012844][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2740 RCX: 1ff4000000018ec7 [ 11.013030][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e27fc [ 11.013224][ T12] RBP: ff110000128f4000 R08: 1fe2200001afc501 R09: ff11000001aed1d0 [ 11.013431][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 11.013619][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 11.013804][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.014022][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.014185][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 11.014391][ T12] PKRU: 55555554 [ 11.014490][ T12] Call Trace: [ 11.014582][ T12] [ 11.014649][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.014780][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.014874][ T12] netif_close_many (net/core/dev.c:1804) [ 11.014998][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 11.015120][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 11.015278][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 11.015445][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.015569][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.015723][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.015848][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.015972][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.016093][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.016219][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.016343][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.016568][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.016701][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.016824][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.016953][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.017074][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.017205][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.017330][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.017470][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.017596][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.017721][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.017847][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.017974][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.018100][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.018224][ T12] kthread (kernel/kthread.c:436) [ 11.018317][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.018494][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.018617][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.018745][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.018899][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.019023][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.019148][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.022501][ T12] ------------[ cut here ]------------ | [ 11.022636][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 11.022872][ T12] Modules linked in: ip_gre gre | [ 11.023328][ T12] Tainted: [W]=WARN [ 11.023433][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.023601][ T12] Workqueue: netns cleanup_net [ 11.023726][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.023882][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.024311][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.024471][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cedfc40 RCX: 1ff4000000018eed [ 11.024647][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cedfcfc [ 11.024822][ T12] RBP: ff1100000f8ec000 R08: 1fe22000019dbfa1 R09: ff11000001aed1d0 [ 11.024999][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.025179][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.025361][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.025572][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.025723][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 11.025898][ T12] PKRU: 55555554 [ 11.025990][ T12] Call Trace: [ 11.026079][ T12] [ 11.026149][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.026303][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.026462][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.026582][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.026700][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.026817][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.026934][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.027053][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.027177][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.027295][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.027423][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.027542][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.027661][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.027780][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.027896][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.028015][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.028136][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.028258][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.028396][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.028518][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.028638][ T12] kthread (kernel/kthread.c:436) [ 11.028727][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.028873][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.028992][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.029110][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.029268][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.029396][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.029515][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.031964][ T12] ------------[ cut here ]------------ | [ 11.032083][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 11.032318][ T12] Modules linked in: ip_gre gre | [ 11.033017][ T12] Tainted: [W]=WARN [ 11.033106][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.033266][ T12] Workqueue: netns cleanup_net [ 11.033460][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.033618][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.034052][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.034206][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe3c0 RCX: 1ff4000000018eed [ 11.034434][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe47c [ 11.034667][ T12] RBP: ff11000012811000 R08: 1fe2200001f77c91 R09: ff11000001aed1d0 [ 11.034842][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.035020][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.035202][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.035462][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.035610][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 11.035789][ T12] PKRU: 55555554 [ 11.035877][ T12] Call Trace: [ 11.035966][ T12] [ 11.036028][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.036182][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.036328][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.036497][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.036620][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.036735][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.036855][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.036974][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.037093][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.037216][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.037337][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.037509][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.037627][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.037745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.037863][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.037987][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.038106][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.038229][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.038404][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.038527][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.038644][ T12] kthread (kernel/kthread.c:436) [ 11.038734][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.038884][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.039007][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.039125][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.039276][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.039452][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.039571][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.044580][ T12] ------------[ cut here ]------------ | [ 11.044762][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 11.045049][ T12] Modules linked in: ip_gre gre | [ 11.045594][ T12] Tainted: [W]=WARN [ 11.045734][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.045931][ T12] Workqueue: netns cleanup_net [ 11.046117][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.046330][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.046856][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.047060][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbee40 RCX: 1ff4000000018eed [ 11.047299][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeefc [ 11.047554][ T12] RBP: ff110000128f4000 R08: 1fe2200001f77de1 R09: ff11000001aed1d0 [ 11.047785][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.048019][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.048264][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.048641][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.048918][ T12] CR2: 00007f3ad8f95668 CR3: 000000000fd76006 CR4: 0000000000771ef0 [ 11.049208][ T12] PKRU: 55555554 [ 11.049416][ T12] Call Trace: [ 11.049643][ T12] [ 11.049840][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.050151][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.050478][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.050752][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.050978][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.051146][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.051327][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.051526][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.051700][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.051868][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.052042][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.052223][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.052412][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.052585][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.052756][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.052930][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.053104][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.053289][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.053489][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.053664][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.053833][ T12] kthread (kernel/kthread.c:436) [ 11.053973][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.054174][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.054421][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.054633][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.054835][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.055005][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.055179][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.057852][ T12] ------------[ cut here ]------------ | [ 11.058019][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 11.058318][ T12] Modules linked in: ip_gre gre | [ 11.059152][ T12] Tainted: [W]=WARN [ 11.059343][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.059620][ T12] Workqueue: netns cleanup_net [ 11.059829][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.060039][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.060551][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.060777][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf1c0 RCX: 1ff4000000018eed [ 11.061006][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf27c [ 11.061248][ T12] RBP: ff1100000f90c000 R08: 1fe2200001f77e51 R09: ff11000001aed1d0 [ 11.061500][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.061728][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.061960][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.062236][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.062461][ T12] CR2: 00007f3ad8f95668 CR3: 000000000fd76006 CR4: 0000000000771ef0 [ 11.062699][ T12] PKRU: 55555554 [ 11.062838][ T12] Call Trace: [ 11.062982][ T12] [ 11.063095][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.063310][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.063530][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.063702][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.063876][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.064049][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.064232][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.064427][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.064603][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.064772][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.064945][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.065117][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.065293][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.065494][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.065669][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.065846][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.066022][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.066198][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.066399][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.066577][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.066748][ T12] kthread (kernel/kthread.c:436) [ 11.066890][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.067090][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.067276][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.067470][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.067671][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.067843][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.068013][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.070793][ T12] ------------[ cut here ]------------ | [ 11.070961][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 11.071258][ T12] Modules linked in: ip_gre gre | [ 11.072425][ T12] Tainted: [W]=WARN [ 11.072615][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.072860][ T12] Workqueue: netns cleanup_net [ 11.073082][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.073363][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.073903][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.074173][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf8c0 RCX: 1ff4000000018eed [ 11.074469][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf97c [ 11.074745][ T12] RBP: ff110000050c9000 R08: 1fe2200001f77f31 R09: ff11000001aed1d0 [ 11.075021][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.075306][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.075609][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.075915][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.076175][ T12] CR2: 00007f3ad8f95668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.076479][ T12] PKRU: 55555554 [ 11.076681][ T12] Call Trace: [ 11.076869][ T12] [ 11.077028][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.077293][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.077564][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.077788][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.078007][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.078228][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.078471][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.078695][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.078915][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.079131][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.079452][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.079742][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.080030][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.080332][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.080573][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.080767][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.080949][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.081124][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.081311][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.081511][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.081709][ T12] kthread (kernel/kthread.c:436) [ 11.081853][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.082075][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.082262][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.082461][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.082705][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.082884][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.083058][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.085940][ T12] ------------[ cut here ]------------ | [ 11.086108][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 11.086993][ T12] Modules linked in: ip_gre gre | [ 11.087616][ T12] Tainted: [W]=WARN [ 11.087839][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.088084][ T12] Workqueue: netns cleanup_net [ 11.088317][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.088602][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.089143][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.089424][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0040 RCX: 1ff4000000018eed [ 11.089743][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde00fc [ 11.090017][ T12] RBP: ff1100000e84c000 R08: 1fe22000017bc021 R09: ff11000001aed1d0 [ 11.090308][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.090607][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.090890][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.091209][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.091485][ T12] CR2: 00007f3ad8f95668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.091764][ T12] PKRU: 55555554 [ 11.091959][ T12] Call Trace: [ 11.092148][ T12] [ 11.092317][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.092596][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.092844][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.093068][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.093301][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.093544][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.093765][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.093985][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.094268][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.094560][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.094858][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.095134][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.095437][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.095709][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.095958][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.096131][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.096318][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.096515][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.096710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.096891][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.097063][ T12] kthread (kernel/kthread.c:436) [ 11.097470][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.097748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.097925][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.098098][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.098410][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.098588][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.098761][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.103443][ T12] ------------[ cut here ]------------ | [ 11.103582][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 11.103819][ T12] Modules linked in: ip_gre gre | [ 11.104235][ T12] Tainted: [W]=WARN [ 11.104326][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.104932][ T12] Workqueue: netns cleanup_net [ 11.105076][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.105245][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.105700][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.105852][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0740 RCX: 1ff4000000018eed [ 11.106029][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde07fc [ 11.106217][ T12] RBP: ff11000010009000 R08: 1fe22000017bc101 R09: ff11000001aed1d0 [ 11.106415][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.106594][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.106772][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.106982][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.107133][ T12] CR2: 000055f6c138a948 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.107315][ T12] PKRU: 55555554 [ 11.107427][ T12] Call Trace: [ 11.107518][ T12] [ 11.107581][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.107741][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.107890][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.108010][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.108131][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.108255][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.108394][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.108519][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.108641][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.108759][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.108882][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.109005][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.109123][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.109248][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.109376][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.109505][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.109628][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.109746][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.109871][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.109995][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.110113][ T12] kthread (kernel/kthread.c:436) [ 11.110209][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.110368][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.110491][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.110611][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.110759][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.110878][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.110996][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.114062][ T12] ------------[ cut here ]------------ | [ 11.114206][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 11.114533][ T12] Modules linked in: ip_gre gre | [ 11.114958][ T12] Tainted: [W]=WARN [ 11.115049][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.115207][ T12] Workqueue: netns cleanup_net [ 11.115340][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.115517][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.115956][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.116104][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0ac0 RCX: 1ff4000000018eed [ 11.116286][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde0b7c [ 11.116479][ T12] RBP: ff1100000ff81000 R08: 1fe22000017bc171 R09: ff11000001aed1d0 [ 11.116653][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.116828][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.117013][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.117220][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.117374][ T12] CR2: 000055f6c138a948 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.117561][ T12] PKRU: 55555554 [ 11.117650][ T12] Call Trace: [ 11.117737][ T12] [ 11.117801][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.117951][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.118096][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.118217][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.118336][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.118465][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.118587][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.118705][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.118825][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.118947][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.119068][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.119189][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.119309][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.119441][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.119560][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.119679][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.119801][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.119923][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.120047][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.120175][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.120292][ T12] kthread (kernel/kthread.c:436) [ 11.120392][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.120545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.120663][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.120780][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.120926][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.121045][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.121169][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.123279][ T12] ------------[ cut here ]------------ | [ 11.123418][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 11.123657][ T12] Modules linked in: ip_gre gre | [ 11.124139][ T12] Tainted: [W]=WARN [ 11.124270][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.124532][ T12] Workqueue: netns cleanup_net [ 11.124708][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.124864][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.125295][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.125501][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0e40 RCX: 1ff4000000018eed [ 11.125679][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde0efc [ 11.125855][ T12] RBP: ff110000096d1000 R08: 1fe22000017bc1e1 R09: ff11000001aed1d0 [ 11.126030][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.126210][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.126437][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.126649][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.126825][ T12] CR2: 000055f6c138a948 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.127002][ T12] PKRU: 55555554 [ 11.127090][ T12] Call Trace: [ 11.127182][ T12] [ 11.127245][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.127452][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.127602][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.127719][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.127839][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.127956][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.128080][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.128204][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.128329][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.128500][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.128624][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.128749][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.128871][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.128993][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.129115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.129242][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.129416][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.129537][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.129663][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.129786][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.129906][ T12] kthread (kernel/kthread.c:436) [ 11.129996][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.130146][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.130268][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.130438][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.130589][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.130707][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.130831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.150845][ T12] ------------[ cut here ]------------ | [ 11.151000][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.151259][ T12] Modules linked in: ip_gre gre | [ 11.151745][ T12] Tainted: [W]=WARN [ 11.151841][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.151999][ T12] Workqueue: netns cleanup_net [ 11.152130][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.152303][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.152789][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 11.152950][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde1000 RCX: 1ff4000000018eaf [ 11.153140][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde10bc [ 11.153341][ T12] RBP: ff1100000fb1c000 R08: 1fe22000017bc219 R09: ff11000001aed1d0 [ 11.153544][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 11.153737][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b69000 [ 11.153931][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.154181][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.154417][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 11.154614][ T12] PKRU: 55555554 [ 11.154708][ T12] Call Trace: [ 11.154802][ T12] [ 11.154872][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.155004][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.155102][ T12] netif_close_many (net/core/dev.c:1804) [ 11.155236][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.155378][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.155516][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.155647][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 11.155776][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 11.155934][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 11.156093][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.156222][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.156390][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.156627][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.156753][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 11.156910][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 11.157041][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 11.157180][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.157311][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 11.157454][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 11.157586][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 11.157716][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.157840][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.157970][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.158096][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.158228][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.158361][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.158492][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.158621][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.158750][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.158875][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.159008][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.159138][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.159270][ T12] kthread (kernel/kthread.c:436) [ 11.159372][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.159536][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.159663][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.159789][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.159945][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.160071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.160201][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.162180][ T12] ------------[ cut here ]------------ | [ 11.162307][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.162578][ T12] Modules linked in: ip_gre gre | [ 11.163019][ T12] Tainted: [W]=WARN [ 11.163117][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.163303][ T12] Workqueue: netns cleanup_net [ 11.163448][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.163612][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.164117][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 11.164282][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde18c0 RCX: 1ff4000000018eaf [ 11.164485][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde197c [ 11.164671][ T12] RBP: ff11000009b69000 R08: 1fe22000017bc331 R09: ff11000001aed1d0 [ 11.164857][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 11.165043][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 11.165240][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.165488][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.165647][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 11.165838][ T12] PKRU: 55555554 [ 11.165936][ T12] Call Trace: [ 11.166030][ T12] [ 11.166096][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.166223][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 11.166357][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.166459][ T12] netif_close_many (net/core/dev.c:1804) [ 11.166586][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.166716][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.166846][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.166972][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 11.167102][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 11.167265][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 11.167436][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.167561][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.167716][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.167842][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.167968][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 11.168125][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 11.168255][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 11.168394][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.168520][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 11.168650][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 11.168777][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 11.168908][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.169033][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.169167][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.169295][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.169431][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.169560][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.169684][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.169812][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.169942][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.170069][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.170201][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.170334][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.170477][ T12] kthread (kernel/kthread.c:436) [ 11.170572][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.170735][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.170865][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.170990][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.171158][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.171284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.171427][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.173782][ T12] ------------[ cut here ]------------ | [ 11.173908][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.174162][ T12] Modules linked in: ip_gre gre | [ 11.175136][ T12] Tainted: [W]=WARN [ 11.175242][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.175485][ T12] Workqueue: netns cleanup_net [ 11.175615][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.175774][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.176218][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 11.176444][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2f8ac0 RCX: 1ff4000000018ed5 [ 11.176630][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2f8b7c [ 11.176811][ T12] RBP: ff1100000fb1c000 R08: 1fe220000165f171 R09: ff11000001aed1d0 [ 11.177058][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.177246][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.177560][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.177781][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.177937][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 11.178123][ T12] PKRU: 55555554 [ 11.178218][ T12] Call Trace: [ 11.178314][ T12] [ 11.178458][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.178618][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.178771][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.178893][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.179015][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 11.179176][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 11.179304][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.184429][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 11.185282][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 11.185657][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 11.185898][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.186037][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.186168][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.186294][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.186485][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.186611][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.186731][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.186853][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.186977][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.187102][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.187232][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.187415][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.187540][ T12] kthread (kernel/kthread.c:436) [ 11.187631][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.187781][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.187913][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.188038][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.188192][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.188319][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.188501][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.191031][ T12] ------------[ cut here ]------------ | [ 11.191171][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 11.191443][ T12] Modules linked in: ip_gre gre | [ 11.191857][ T12] Tainted: [W]=WARN [ 11.191952][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.192107][ T12] Workqueue: netns cleanup_net [ 11.192243][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.192418][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.192863][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 11.193021][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2f9540 RCX: 1ff4000000018ed5 [ 11.193214][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2f95fc [ 11.193412][ T12] RBP: ff11000009b69000 R08: 1fe220000165f2c1 R09: ff11000001aed1d0 [ 11.193601][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.193786][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.194001][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.194248][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.194423][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 11.194613][ T12] PKRU: 55555554 [ 11.194703][ T12] Call Trace: [ 11.194794][ T12] [ 11.194863][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.195023][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.195179][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.195298][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.195427][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 11.195582][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 11.195706][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.195830][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 11.195953][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 11.196075][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 11.196203][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.196325][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.196457][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.196577][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.196696][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.196818][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.196938][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.197061][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.197195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.197322][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.197459][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.197583][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.197705][ T12] kthread (kernel/kthread.c:436) [ 11.197796][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.197945][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.198066][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.198191][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.198341][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.198473][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.198632][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.202600][ T12] ------------[ cut here ]------------ | [ 11.202741][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.202978][ T12] Modules linked in: ip_gre gre | [ 11.203395][ T12] Tainted: [W]=WARN [ 11.203488][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.203639][ T12] Workqueue: netns cleanup_net [ 11.203765][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.203922][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.204370][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 11.204531][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2f9c40 RCX: 1ff4000000018ed5 [ 11.204710][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2f9cfc [ 11.204891][ T12] RBP: ff1100000a324000 R08: 1fe220000165f3a1 R09: ff11000001aed1d0 [ 11.205082][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.205268][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.205460][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.205671][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.205825][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.206025][ T12] PKRU: 55555554 [ 11.206114][ T12] Call Trace: [ 11.206221][ T12] [ 11.206291][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.206514][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.206672][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.206793][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.206913][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 11.207067][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 11.207194][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.207333][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 11.207559][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 11.207682][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 11.207805][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.207925][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.208048][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.208174][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.208294][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.208511][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.208634][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.208755][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.208880][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.209011][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.209135][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.209265][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.209446][ T12] kthread (kernel/kthread.c:436) [ 11.209539][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.209688][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.209810][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.209934][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.210083][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.210209][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.210328][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.237684][ T259] ------------[ cut here ]------------ | [ 11.237897][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/259 | [ 11.238184][ T259] Modules linked in: ip_gre gre | [ 11.238720][ T259] Tainted: [W]=WARN [ 11.238872][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.239087][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.239320][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.239873][ T259] RSP: 0018:ffa0000000657a80 EFLAGS: 00010286 [ 11.240091][ T259] RAX: 00000000ffffffa6 RBX: ff1100000cae5700 RCX: 1ff40000000caf16 [ 11.240361][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae57bc [ 11.240619][ T259] RBP: ff1100000a2c1000 R08: 1fe220000195caf9 R09: ff1100000fcb0b80 [ 11.240866][ T259] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.241114][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c1000 [ 11.241389][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.241676][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.241891][ T259] CR2: 00007fdb7dc11690 CR3: 000000000fd76005 CR4: 0000000000771ef0 [ 11.242142][ T259] PKRU: 55555554 [ 11.242305][ T259] Call Trace: [ 11.242491][ T259] [ 11.242611][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.242796][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.242979][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.243132][ T259] register_netdevice (net/core/dev.c:11488) [ 11.243325][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.243569][ T259] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.243755][ T259] register_netdev (net/core/dev.c:11552) [ 11.243937][ T259] loopback_net_init (drivers/net/loopback.c:218) [ 11.244122][ T259] ops_init (net/core/net_namespace.c:137) [ 11.244282][ T259] setup_net (net/core/net_namespace.c:446) [ 11.244460][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.244642][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.244830][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.245016][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.245211][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.245418][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.245604][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.245809][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.245997][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.246189][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.246399][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.246586][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.246768][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.246951][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.247136][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.247329][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.247537][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.247755][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.247945][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.248496][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.248751][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.248998][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.249258][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.249543][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.249794][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.254881][ T259] ------------[ cut here ]------------ | [ 11.255071][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/259 | [ 11.255377][ T259] Modules linked in: ip_gre gre | [ 11.255892][ T259] Tainted: [W]=WARN [ 11.256042][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.256269][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.256515][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.257028][ T259] RSP: 0018:ffa0000000657918 EFLAGS: 00010286 [ 11.257256][ T259] RAX: 00000000ffffffa6 RBX: ff1100000c536200 RCX: 1ff40000000caee9 [ 11.258042][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5362bc [ 11.258370][ T259] RBP: ff1100001000c000 R08: 1fe22000018a6c59 R09: ff1100000fcb0b80 [ 11.258681][ T259] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.258987][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001000c000 [ 11.259308][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.259678][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.259949][ T259] CR2: 00007fdb7dc11690 CR3: 000000000fd76005 CR4: 0000000000771ef0 [ 11.260262][ T259] PKRU: 55555554 [ 11.260489][ T259] Call Trace: [ 11.260696][ T259] [ 11.260868][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.261110][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.261376][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.261594][ T259] register_netdevice (net/core/dev.c:11488) [ 11.261834][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.262102][ T259] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.262370][ T259] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.262617][ T259] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.262857][ T259] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.263096][ T259] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.263343][ T259] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.263657][ T259] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.263898][ T259] ops_init (net/core/net_namespace.c:137) [ 11.264106][ T259] setup_net (net/core/net_namespace.c:446) [ 11.264324][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.264589][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.264781][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.264966][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.265154][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.265363][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.265558][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.265766][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.265955][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.266138][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.266333][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.266544][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.266727][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.266911][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.267094][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.267287][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.267498][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.267712][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.267899][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.268444][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.268697][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.268944][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.269196][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.269466][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.269717][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.271821][ T12] ------------[ cut here ]------------ | [ 11.271952][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.272204][ T12] Modules linked in: ip_gre gre | [ 11.272737][ T12] Tainted: [W]=WARN [ 11.272830][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.272986][ T12] Workqueue: netns cleanup_net [ 11.273114][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.273281][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.273746][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 11.273902][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c5371c0 RCX: 1ff4000000018ec7 [ 11.274084][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c53727c [ 11.274271][ T12] RBP: ff11000005061000 R08: 1fe22000018a6e51 R09: ff11000001aed1d0 [ 11.274471][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 11.274656][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 11.274842][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.275057][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.275218][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.275415][ T12] PKRU: 55555554 [ 11.275509][ T12] Call Trace: [ 11.275604][ T12] [ 11.275669][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.275794][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.275889][ T12] netif_close_many (net/core/dev.c:1804) [ 11.276015][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 11.276140][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 11.276302][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 11.276491][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.276623][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.276776][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.276900][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.277023][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.277147][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.277274][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.277409][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.277536][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.277664][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.277786][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.277911][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.278033][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.278159][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.278284][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.278421][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.278549][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.278675][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.278798][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.278925][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.279052][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.279181][ T12] kthread (kernel/kthread.c:436) [ 11.279274][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.279443][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.279567][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.279692][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.279847][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.279970][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.280094][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.282189][ T12] ------------[ cut here ]------------ | [ 11.282309][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.282562][ T12] Modules linked in: ip_gre gre | [ 11.282954][ T12] Tainted: [W]=WARN [ 11.283043][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.283194][ T12] Workqueue: netns cleanup_net [ 11.283317][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.283542][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.284014][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.284167][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bed2040 RCX: 1ff4000000018eed [ 11.284428][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bed20fc [ 11.284607][ T12] RBP: ff1100000ed5c000 R08: 1fe22000017da421 R09: ff11000001aed1d0 [ 11.284784][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.284959][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.285135][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.285388][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.285537][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.285715][ T12] PKRU: 55555554 [ 11.285807][ T12] Call Trace: [ 11.285895][ T12] [ 11.285956][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.286108][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.286261][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.286393][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.286513][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.286631][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.286751][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.286872][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.286995][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.287113][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.287245][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.287370][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.287493][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.287613][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.287735][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.287855][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.287976][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.288094][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.288221][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.288343][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.288471][ T12] kthread (kernel/kthread.c:436) [ 11.288560][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.288706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.288825][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.288944][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.289091][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.289214][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.289332][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.291610][ T12] ------------[ cut here ]------------ | [ 11.291731][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.291967][ T12] Modules linked in: ip_gre gre | [ 11.292724][ T12] Tainted: [W]=WARN [ 11.292814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.292968][ T12] Workqueue: netns cleanup_net [ 11.293092][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.293256][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.293737][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.293886][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bed2740 RCX: 1ff4000000018eed [ 11.294064][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bed27fc [ 11.294245][ T12] RBP: ff1100001042c000 R08: 1fe22000017da501 R09: ff11000001aed1d0 [ 11.294479][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.294655][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.294831][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.295038][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.295193][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.295421][ T12] PKRU: 55555554 [ 11.295509][ T12] Call Trace: [ 11.295596][ T12] [ 11.295658][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.295808][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.295954][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.296072][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.296196][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.296318][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.296489][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.296610][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.296728][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.296845][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.296965][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.297082][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.297206][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.297326][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.297495][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.297620][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.297746][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.297864][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.297991][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.298115][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.298238][ T12] kthread (kernel/kthread.c:436) [ 11.298332][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.298532][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.298651][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.298772][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.298923][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.299044][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.299165][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.310768][ T12] ------------[ cut here ]------------ | [ 11.310910][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.311153][ T12] Modules linked in: ip_gre gre | [ 11.311565][ T12] Tainted: [W]=WARN [ 11.311655][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.311803][ T12] Workqueue: netns cleanup_net [ 11.311928][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.312085][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.312520][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.312671][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bed31c0 RCX: 1ff4000000018eed [ 11.312849][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bed327c [ 11.313027][ T12] RBP: ff11000005061000 R08: 1fe22000017da651 R09: ff11000001aed1d0 [ 11.313206][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.313391][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.313571][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.313777][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.313927][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.314109][ T12] PKRU: 55555554 [ 11.314201][ T12] Call Trace: [ 11.314289][ T12] [ 11.314356][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.314512][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.314657][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.314775][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.314893][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.315010][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.315129][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.315250][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.315809][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.315929][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.316051][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.316175][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.316293][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.316470][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.316588][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.316708][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.316832][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.316949][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.317072][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.317196][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.317314][ T12] kthread (kernel/kthread.c:436) [ 11.317482][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.317630][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.317754][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.317872][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.318017][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.318135][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.318258][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.320731][ T12] ------------[ cut here ]------------ | [ 11.320856][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.321085][ T12] Modules linked in: ip_gre gre | [ 11.321494][ T12] Tainted: [W]=WARN [ 11.321584][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.321730][ T12] Workqueue: netns cleanup_net [ 11.321854][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.322006][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.322442][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.322595][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bed3540 RCX: 1ff4000000018eed [ 11.322771][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bed35fc [ 11.322949][ T12] RBP: ff1100000fd19000 R08: 1fe22000017da6c1 R09: ff11000001aed1d0 [ 11.323124][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.323303][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.323519][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.323730][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.323879][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.324056][ T12] PKRU: 55555554 [ 11.324145][ T12] Call Trace: [ 11.324237][ T12] [ 11.324299][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.324461][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.324608][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.324727][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.324851][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.324969][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.325087][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.325212][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.325333][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.325460][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.325582][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.325701][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.325818][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.325938][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.326057][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.326181][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.326304][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.326432][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.326556][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.326679][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.326796][ T12] kthread (kernel/kthread.c:436) [ 11.326887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.327035][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.327160][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.327279][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.327440][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.327563][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.327681][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.329836][ T12] ------------[ cut here ]------------ | [ 11.329970][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.330204][ T12] Modules linked in: ip_gre gre | [ 11.330599][ T12] Tainted: [W]=WARN [ 11.330689][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.330835][ T12] Workqueue: netns cleanup_net [ 11.330957][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.331116][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.332093][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.332248][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bed3c40 RCX: 1ff4000000018eed [ 11.332487][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bed3cfc [ 11.332665][ T12] RBP: ff110000103a4000 R08: 1fe22000017da7a1 R09: ff11000001aed1d0 [ 11.332887][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.333065][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.333247][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.333507][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.333659][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.333838][ T12] PKRU: 55555554 [ 11.333930][ T12] Call Trace: [ 11.334018][ T12] [ 11.334080][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.334237][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.334433][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.334553][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.334676][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.334795][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.334915][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.335038][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.335164][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.335287][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.335463][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.335582][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.335701][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.335822][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.335944][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.336064][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.336192][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.336311][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.336488][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.336613][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.336732][ T12] kthread (kernel/kthread.c:436) [ 11.336822][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.336970][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.337089][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.337215][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.337418][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.337538][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.337663][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.340280][ T12] ------------[ cut here ]------------ | [ 11.340996][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 11.341327][ T12] Modules linked in: ip_gre gre | [ 11.341815][ T12] Tainted: [W]=WARN [ 11.341904][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.342052][ T12] Workqueue: netns cleanup_net [ 11.342182][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.342338][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.342893][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.343046][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b23c0 RCX: 1ff4000000018eed [ 11.343230][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b247c [ 11.343507][ T12] RBP: ff1100000f944000 R08: 1fe2200000516491 R09: ff11000001aed1d0 [ 11.343684][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.343860][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.344039][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.344249][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.344462][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.344640][ T12] PKRU: 55555554 [ 11.344728][ T12] Call Trace: [ 11.344816][ T12] [ 11.344880][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.345031][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.345184][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.345305][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.345476][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.345594][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.345733][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.345853][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.345979][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.346097][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.346220][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.346401][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.346522][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.346642][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.346760][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.346881][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.347003][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.347126][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.347254][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.347435][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.347555][ T12] kthread (kernel/kthread.c:436) [ 11.347650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.347802][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.347922][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.348046][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.348196][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.348314][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.348487][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.357222][ T12] ------------[ cut here ]------------ | [ 11.357359][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 11.357606][ T12] Modules linked in: ip_gre gre | [ 11.357999][ T12] Tainted: [W]=WARN [ 11.358087][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.358240][ T12] Workqueue: netns cleanup_net [ 11.358369][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.358527][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.358949][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.359099][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2ac0 RCX: 1ff4000000018eed [ 11.359281][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2b7c [ 11.359471][ T12] RBP: ff11000009c34000 R08: 1fe2200000516571 R09: ff11000001aed1d0 [ 11.359648][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.359824][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.360001][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.360213][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.360373][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 11.360558][ T12] PKRU: 55555554 [ 11.360646][ T12] Call Trace: [ 11.360735][ T12] [ 11.360797][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.360950][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.361098][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.361219][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.361338][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.361467][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.361586][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.361710][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.361830][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.361952][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.362075][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.362196][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.362314][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.362444][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.362565][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.362690][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.362812][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.362930][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.363054][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.363184][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.363306][ T12] kthread (kernel/kthread.c:436) [ 11.363406][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.363553][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.363671][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.363789][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.363938][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.364056][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.364183][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.366189][ T12] ------------[ cut here ]------------ | [ 11.366306][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 11.366553][ T12] Modules linked in: ip_gre gre | [ 11.366941][ T12] Tainted: [W]=WARN [ 11.367032][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.367184][ T12] Workqueue: netns cleanup_net [ 11.367307][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.367471][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.367895][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.368049][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2e40 RCX: 1ff4000000018eed [ 11.368235][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2efc [ 11.368423][ T12] RBP: ff1100000b00c000 R08: 1fe22000005165e1 R09: ff11000001aed1d0 [ 11.368606][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.368787][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.368964][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.369174][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.369326][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 11.369515][ T12] PKRU: 55555554 [ 11.369605][ T12] Call Trace: [ 11.369692][ T12] [ 11.369753][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.369908][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.370058][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.370183][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.370301][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.370432][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.370552][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.370671][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.370792][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.370914][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.371035][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.371161][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.371283][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.371415][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.371534][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.371657][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.371784][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.371903][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.372030][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.372162][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.372283][ T12] kthread (kernel/kthread.c:436) [ 11.372378][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.372530][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.372648][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.372766][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.372918][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.373035][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.373159][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.380594][ T12] ------------[ cut here ]------------ | [ 11.380718][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 11.380954][ T12] Modules linked in: ip_gre gre | [ 11.381344][ T12] Tainted: [W]=WARN [ 11.381443][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.381589][ T12] Workqueue: netns cleanup_net [ 11.381710][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.381864][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.382283][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 11.382452][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b31c0 RCX: 1ff4000000018eed [ 11.382633][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b327c [ 11.382809][ T12] RBP: ff1100000fb49000 R08: 1fe2200000516651 R09: ff11000001aed1d0 [ 11.382984][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.383162][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.383339][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.383560][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.383708][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 11.383884][ T12] PKRU: 55555554 [ 11.383972][ T12] Call Trace: [ 11.384060][ T12] [ 11.384121][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.384278][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.384439][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 11.384558][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 11.384676][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 11.384793][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 11.384916][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.385039][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 11.385164][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.385287][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.385419][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.385540][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.385658][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.385782][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.385904][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.386024][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.386149][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.386271][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.386450][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.386573][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.386692][ T12] kthread (kernel/kthread.c:436) [ 11.386785][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.386939][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.387063][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.387189][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.387338][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.387467][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.387587][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.391924][ T259] ------------[ cut here ]------------ | [ 11.392109][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/259 | [ 11.392429][ T259] Modules linked in: ip_gre gre | [ 11.392954][ T259] Tainted: [W]=WARN [ 11.393105][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.393337][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.393594][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.394123][ T259] RSP: 0018:ffa00000006578f8 EFLAGS: 00010286 [ 11.394365][ T259] RAX: 00000000ffffffa6 RBX: ff1100000c79f1c0 RCX: 1ff40000000caee5 [ 11.394626][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c79f27c [ 11.394878][ T259] RBP: ff11000009c39000 R08: 1fe22000018f3e51 R09: ff1100000fcb0b80 [ 11.395133][ T259] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.395410][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c39000 [ 11.395666][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.395953][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.396174][ T259] CR2: 00007fdb7dc11690 CR3: 000000000fd76005 CR4: 0000000000771ef0 [ 11.396460][ T259] PKRU: 55555554 [ 11.396612][ T259] Call Trace: [ 11.396772][ T259] [ 11.396894][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.397082][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.397278][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.397458][ T259] register_netdevice (net/core/dev.c:11488) [ 11.397650][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.397868][ T259] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.398056][ T259] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.398255][ T259] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.398466][ T259] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.398654][ T259] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.398840][ T259] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.399027][ T259] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 11.399228][ T259] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.399441][ T259] vti_init_net (net/ipv4/ip_vti.c:517) [ 11.399630][ T259] ops_init (net/core/net_namespace.c:137) [ 11.399786][ T259] setup_net (net/core/net_namespace.c:446) [ 11.399940][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.400125][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.400319][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.400535][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.400723][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.400912][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.401100][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.401299][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.401511][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.401698][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.401888][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.402075][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.402272][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.402479][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.402668][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.402854][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.403042][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.403271][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.403493][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.404023][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.404289][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.404569][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.404819][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.405070][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.405334][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.410169][ T259] ------------[ cut here ]------------ | [ 11.410367][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/259 | [ 11.410667][ T259] Modules linked in: ip_gre gre | [ 11.411178][ T259] Tainted: [W]=WARN [ 11.411331][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.411573][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.411801][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.412335][ T259] RSP: 0018:ffa0000000657a78 EFLAGS: 00010286 [ 11.412580][ T259] RAX: 00000000ffffffa6 RBX: ff1100000c79e3c0 RCX: 1ff40000000caf15 [ 11.412830][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c79e47c [ 11.413083][ T259] RBP: ff1100000ee21000 R08: 1fe22000018f3c91 R09: ff1100000fcb0b80 [ 11.413341][ T259] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.413615][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee21000 [ 11.413867][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.414165][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.414413][ T259] CR2: 00007fdb7dc11690 CR3: 000000000fd76005 CR4: 0000000000771ef0 [ 11.414666][ T259] PKRU: 55555554 [ 11.414818][ T259] Call Trace: [ 11.414971][ T259] [ 11.415092][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.415292][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.415505][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.415664][ T259] register_netdevice (net/core/dev.c:11488) [ 11.415851][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.416066][ T259] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.416270][ T259] register_netdev (net/core/dev.c:11552) [ 11.416488][ T259] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 11.416683][ T259] ops_init (net/core/net_namespace.c:137) [ 11.416840][ T259] setup_net (net/core/net_namespace.c:446) [ 11.416995][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.417183][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.417395][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.417584][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.417772][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.417965][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.418153][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.418362][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.418558][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.418744][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.418932][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.419120][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.419312][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.419529][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.419720][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.419905][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.420092][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.420338][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.420558][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.421085][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.421362][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.421621][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.421873][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.422121][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.422402][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.433474][ T259] ------------[ cut here ]------------ | [ 11.433692][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/259 | [ 11.433978][ T259] Modules linked in: ip_gre gre | [ 11.434515][ T259] Tainted: [W]=WARN [ 11.434668][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.434886][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.435112][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.435666][ T259] RSP: 0018:ffa0000000657a68 EFLAGS: 00010286 [ 11.435887][ T259] RAX: 00000000ffffffa6 RBX: ff110000028b3540 RCX: 1ff40000000caf13 [ 11.436136][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b35fc [ 11.436419][ T259] RBP: ff11000010274000 R08: 1fe22000005166c1 R09: ff1100000fcb0b80 [ 11.436671][ T259] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.436920][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010274000 [ 11.437174][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.437495][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.437715][ T259] CR2: 00007fdb7dc11690 CR3: 000000000fd76005 CR4: 0000000000771ef0 [ 11.437968][ T259] PKRU: 55555554 [ 11.438118][ T259] Call Trace: [ 11.438278][ T259] [ 11.438420][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.438606][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.438798][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.438953][ T259] register_netdevice (net/core/dev.c:11488) [ 11.439139][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.439394][ T259] register_netdev (net/core/dev.c:11552) [ 11.439581][ T259] sit_init_net (net/ipv6/sit.c:1860) [ 11.439766][ T259] ops_init (net/core/net_namespace.c:137) [ 11.439919][ T259] setup_net (net/core/net_namespace.c:446) [ 11.440074][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.440268][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.440480][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.440667][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.440853][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.441040][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.441238][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.441445][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.441648][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.441834][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.442020][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.442216][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.442423][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.442609][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.442796][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.442981][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.443169][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.443410][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.443602][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.444131][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.444410][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.444660][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.444909][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.445161][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.445438][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.450649][ T259] ------------[ cut here ]------------ | [ 11.450848][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/259 | [ 11.451124][ T259] Modules linked in: ip_gre gre | [ 11.452202][ T259] Tainted: [W]=WARN [ 11.452434][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.452713][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.452996][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.453600][ T259] RSP: 0018:ffa0000000657a78 EFLAGS: 00010286 [ 11.453891][ T259] RAX: 00000000ffffffa6 RBX: ff1100000fa29a80 RCX: 1ff40000000caf15 [ 11.454209][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29b3c [ 11.454531][ T259] RBP: ff11000009811000 R08: 1fe2200001f45369 R09: ff1100000fcb0b80 [ 11.454834][ T259] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.455136][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009811000 [ 11.455469][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.455808][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.456078][ T259] CR2: 00007fdb7dc11690 CR3: 000000000fd76005 CR4: 0000000000771ef0 [ 11.456419][ T259] PKRU: 55555554 [ 11.456623][ T259] Call Trace: [ 11.456830][ T259] [ 11.457002][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.457243][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.457502][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.457710][ T259] register_netdevice (net/core/dev.c:11488) [ 11.457964][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.458237][ T259] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.458502][ T259] register_netdev (net/core/dev.c:11552) [ 11.458741][ T259] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 11.458979][ T259] ops_init (net/core/net_namespace.c:137) [ 11.459199][ T259] setup_net (net/core/net_namespace.c:446) [ 11.459430][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.459669][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.459907][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.460152][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.460423][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.460665][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.460903][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.461141][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.461413][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.461653][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.461897][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.462137][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.462408][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.462646][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.462887][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.463125][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.463394][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.463666][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.463916][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.464535][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.464846][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.465151][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.465481][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.465784][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.466085][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.469052][ T12] ------------[ cut here ]------------ | [ 11.469197][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 11.469872][ T12] Modules linked in: ip_gre gre | [ 11.470275][ T12] Tainted: [W]=WARN [ 11.470423][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.470573][ T12] Workqueue: netns cleanup_net [ 11.470698][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.470905][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.471334][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 11.471540][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca7b540 RCX: 1ff4000000018ed5 [ 11.471719][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca7b5fc [ 11.471896][ T12] RBP: ff11000007954000 R08: 1fe220000194f6c1 R09: ff11000001aed1d0 [ 11.472072][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.472250][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.472498][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.472710][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.472860][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 11.473039][ T12] PKRU: 55555554 [ 11.473128][ T12] Call Trace: [ 11.473221][ T12] [ 11.473284][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 11.473491][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 11.473643][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 11.473764][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 11.473885][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.474006][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 11.474136][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 11.474262][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 11.474437][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.474558][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.474680][ T12] cleanup_net (net/core/net_namespace.c:702) [ 11.474798][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.474917][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 11.475038][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.475163][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.475284][ T12] process_one_work (kernel/workqueue.c:3314) [ 11.475464][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.475584][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.475707][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.475830][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.475948][ T12] kthread (kernel/kthread.c:436) [ 11.476038][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.476189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.476310][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.476485][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.476636][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.476756][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 11.476874][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.482197][ T259] ------------[ cut here ]------------ | [ 11.482358][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/259 | [ 11.482590][ T259] Modules linked in: ip_gre gre | [ 11.482994][ T259] Tainted: [W]=WARN [ 11.483093][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.483260][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.483445][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.483926][ T259] RSP: 0018:ffa0000000657918 EFLAGS: 00010286 [ 11.484090][ T259] RAX: 00000000ffffffa6 RBX: ff1100000cf8a040 RCX: 1ff40000000caee9 [ 11.484290][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a0fc [ 11.484498][ T259] RBP: ff110000129d4000 R08: 1fe22000019f1421 R09: ff1100000fcb0b80 [ 11.484695][ T259] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.484890][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129d4000 [ 11.485088][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.485321][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.485495][ T259] CR2: 00007f4e2aaa0f98 CR3: 000000000fd76004 CR4: 0000000000771ef0 [ 11.485694][ T259] PKRU: 55555554 [ 11.485792][ T259] Call Trace: [ 11.485900][ T259] [ 11.485968][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.486105][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.486241][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.486341][ T259] register_netdevice (net/core/dev.c:11488) [ 11.486489][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.486653][ T259] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.486787][ T259] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.486923][ T259] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.487055][ T259] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.487195][ T259] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.487327][ T259] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.487483][ T259] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.487617][ T259] ops_init (net/core/net_namespace.c:137) [ 11.487718][ T259] setup_net (net/core/net_namespace.c:446) [ 11.487821][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.487951][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.488083][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.488223][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.488363][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.488504][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.488637][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.488768][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.488900][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.489032][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.489168][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.489303][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.489448][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.489578][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.489709][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.489842][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.489974][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.490136][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.490279][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.490760][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.490960][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.491160][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.491417][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.491616][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.491813][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.496108][ T259] ------------[ cut here ]------------ | [ 11.496267][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/259 | [ 11.496514][ T259] Modules linked in: ip_gre gre | [ 11.496920][ T259] Tainted: [W]=WARN [ 11.497019][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.497188][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.497362][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.497840][ T259] RSP: 0018:ffa0000000657918 EFLAGS: 00010286 [ 11.498006][ T259] RAX: 00000000ffffffa6 RBX: ff1100000d7e0ac0 RCX: 1ff40000000caee9 [ 11.498208][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e0b7c [ 11.498416][ T259] RBP: ff11000009981000 R08: 1fe2200001afc171 R09: ff1100000fcb0b80 [ 11.498615][ T259] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.498811][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009981000 [ 11.499009][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.499244][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.499430][ T259] CR2: 00007f4e2aaa0f98 CR3: 000000000fd76004 CR4: 0000000000771ef0 [ 11.499628][ T259] PKRU: 55555554 [ 11.499727][ T259] Call Trace: [ 11.499825][ T259] [ 11.499894][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.500027][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.500163][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.500264][ T259] register_netdevice (net/core/dev.c:11488) [ 11.500410][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.500576][ T259] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.500709][ T259] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.500841][ T259] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.500977][ T259] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.501109][ T259] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.501246][ T259] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.501391][ T259] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.501524][ T259] ops_init (net/core/net_namespace.c:137) [ 11.501625][ T259] setup_net (net/core/net_namespace.c:446) [ 11.501724][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.501854][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.501985][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.502118][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.502259][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.502403][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.502537][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.502692][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.502821][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.502953][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.503083][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.503222][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.503358][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.503494][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.503624][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.503754][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.503886][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.504047][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.504190][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.504669][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.504867][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.505062][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.505262][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.505466][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.505662][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.510021][ T259] ------------[ cut here ]------------ | [ 11.510160][ T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/259 | [ 11.510401][ T259] Modules linked in: ip_gre gre | [ 11.510806][ T259] Tainted: [W]=WARN [ 11.510907][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.511089][ T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.511263][ T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.511750][ T259] RSP: 0018:ffa0000000657918 EFLAGS: 00010286 [ 11.511919][ T259] RAX: 00000000ffffffa6 RBX: ff1100000cf8b380 RCX: 1ff40000000caee9 [ 11.512114][ T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b43c [ 11.512315][ T259] RBP: ff1100000ece4000 R08: 1fe22000019f1689 R09: ff1100000fcb0b80 [ 11.512529][ T259] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 11.512727][ T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ece4000 [ 11.512938][ T259] FS: 00007fdb7da05840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.513192][ T259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.513362][ T259] CR2: 00007f4e2aaa0f98 CR3: 000000000fd76004 CR4: 0000000000771ef0 [ 11.513577][ T259] PKRU: 55555554 [ 11.513676][ T259] Call Trace: [ 11.513775][ T259] [ 11.513843][ T259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.513976][ T259] ? notifier_call_chain (kernel/notifier.c:85) [ 11.514109][ T259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.514216][ T259] register_netdevice (net/core/dev.c:11488) [ 11.514356][ T259] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.514529][ T259] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.514665][ T259] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.514797][ T259] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.514929][ T259] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.515063][ T259] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.515197][ T259] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.515333][ T259] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.515478][ T259] ops_init (net/core/net_namespace.c:137) [ 11.515580][ T259] setup_net (net/core/net_namespace.c:446) [ 11.515681][ T259] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.515813][ T259] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.515947][ T259] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.516081][ T259] copy_net_ns (net/core/net_namespace.c:579) [ 11.516223][ T259] create_new_namespaces (kernel/nsproxy.c:132) [ 11.516363][ T259] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.516517][ T259] ksys_unshare (kernel/fork.c:3243) [ 11.516648][ T259] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.516780][ T259] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.516914][ T259] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.517047][ T259] ? __ia32_sys_open (fs/open.c:1374) [ 11.517188][ T259] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.517319][ T259] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.517461][ T259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.517593][ T259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.517726][ T259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.517864][ T259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.518029][ T259] RIP: 0033:0x7fdb7dcc7bcb [ 11.518171][ T259] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.518658][ T259] RSP: 002b:00007fff9be7c1a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.518859][ T259] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb7dcc7bcb [ 11.519059][ T259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.519262][ T259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.519476][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9be7e3d0 [ 11.519694][ T259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9be7f877 | [ 11.565878][ T260] ------------[ cut here ]------------ | [ 11.566060][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260 | [ 11.566300][ T260] Modules linked in: ip_gre gre | [ 11.567313][ T260] Tainted: [W]=WARN [ 11.567426][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.567592][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.567769][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.568266][ T260] RSP: 0018:ffa0000000677a80 EFLAGS: 00010286 [ 11.568445][ T260] RAX: 00000000ffffffa6 RBX: ff1100000a2131c0 RCX: 1ff40000000cef16 [ 11.568645][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21327c [ 11.568845][ T260] RBP: ff1100000f87c000 R08: 1fe2200001442651 R09: ff1100000fce0b80 [ 11.569045][ T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.569250][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f87c000 [ 11.569460][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.569694][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.569860][ T260] CR2: 00007fd7cdf69430 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.570062][ T260] PKRU: 55555554 [ 11.570163][ T260] Call Trace: [ 11.570262][ T260] [ 11.570332][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.570478][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.570612][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.570715][ T260] register_netdevice (net/core/dev.c:11488) [ 11.570850][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.571035][ T260] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.571172][ T260] register_netdev (net/core/dev.c:11552) [ 11.571304][ T260] loopback_net_init (drivers/net/loopback.c:218) [ 11.571448][ T260] ops_init (net/core/net_namespace.c:137) [ 11.571550][ T260] setup_net (net/core/net_namespace.c:446) [ 11.571652][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.571782][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.571915][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.572049][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.572186][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.572322][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.572462][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.572598][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.572729][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.572866][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.573004][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.573151][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.573287][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.573428][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.573562][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.573697][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.573830][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.573993][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.574130][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.574658][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.574856][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.575051][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.575253][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.575487][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.575683][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.579864][ T260] ------------[ cut here ]------------ | [ 11.579999][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260 | [ 11.580229][ T260] Modules linked in: ip_gre gre | [ 11.580643][ T260] Tainted: [W]=WARN [ 11.580742][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.580908][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.581078][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.581561][ T260] RSP: 0018:ffa0000000677918 EFLAGS: 00010286 [ 11.581731][ T260] RAX: 00000000ffffffa6 RBX: ff1100001072e3c0 RCX: 1ff40000000ceee9 [ 11.581928][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072e47c [ 11.582127][ T260] RBP: ff11000005041000 R08: 1fe22000020e5c91 R09: ff1100000fce0b80 [ 11.582328][ T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.582536][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005041000 [ 11.582735][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.582969][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.583146][ T260] CR2: 00007fd7cdf69430 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.583355][ T260] PKRU: 55555554 [ 11.583460][ T260] Call Trace: [ 11.583559][ T260] [ 11.583628][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.583761][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.583898][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.583999][ T260] register_netdevice (net/core/dev.c:11488) [ 11.584132][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.584304][ T260] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.584450][ T260] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.584583][ T260] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.584715][ T260] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.584850][ T260] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.584984][ T260] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.585118][ T260] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.585255][ T260] ops_init (net/core/net_namespace.c:137) [ 11.585362][ T260] setup_net (net/core/net_namespace.c:446) [ 11.585471][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.585605][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.585735][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.585869][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.586002][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.586137][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.586276][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.586417][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.586550][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.586682][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.586813][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.586946][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.587082][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.587219][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.587357][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.587494][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.587627][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.587790][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.587934][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.588440][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.588646][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.588847][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.589044][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.589247][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.589465][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.593258][ T260] ------------[ cut here ]------------ | [ 11.593409][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260 | [ 11.593676][ T260] Modules linked in: ip_gre gre | [ 11.594090][ T260] Tainted: [W]=WARN [ 11.594195][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.594373][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.594552][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.595030][ T260] RSP: 0018:ffa00000006778f8 EFLAGS: 00010286 [ 11.595204][ T260] RAX: 00000000ffffffa6 RBX: ff1100000ee71a80 RCX: 1ff40000000ceee5 [ 11.595437][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee71b3c [ 11.595640][ T260] RBP: ff11000005059000 R08: 1fe2200001dce369 R09: ff1100000fce0b80 [ 11.595840][ T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.596040][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005059000 [ 11.596245][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.596489][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.596658][ T260] CR2: 00007fd7cdf69430 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.596860][ T260] PKRU: 55555554 [ 11.596961][ T260] Call Trace: [ 11.597061][ T260] [ 11.597130][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.597267][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.597412][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.597517][ T260] register_netdevice (net/core/dev.c:11488) [ 11.597653][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.597818][ T260] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.597955][ T260] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.598089][ T260] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.598228][ T260] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.598370][ T260] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.598512][ T260] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.598648][ T260] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 11.598781][ T260] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.598916][ T260] vti_init_net (net/ipv4/ip_vti.c:517) [ 11.599050][ T260] ops_init (net/core/net_namespace.c:137) [ 11.599157][ T260] setup_net (net/core/net_namespace.c:446) [ 11.599259][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.599401][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.599537][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.599675][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.599811][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.599948][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.600082][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.600221][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.600361][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.600500][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.600637][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.600775][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.600910][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.601045][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.601184][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.601318][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.601461][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.601628][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.601768][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.602251][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.602466][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.602667][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.602876][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.603076][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.603279][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.607427][ T260] ------------[ cut here ]------------ | [ 11.607569][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260 | [ 11.607803][ T260] Modules linked in: ip_gre gre | [ 11.608218][ T260] Tainted: [W]=WARN [ 11.608320][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.608497][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.608673][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.609154][ T260] RSP: 0018:ffa0000000677a78 EFLAGS: 00010286 [ 11.609324][ T260] RAX: 00000000ffffffa6 RBX: ff1100000ee70ac0 RCX: 1ff40000000cef15 [ 11.609535][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee70b7c [ 11.609735][ T260] RBP: ff11000012991000 R08: 1fe2200001dce171 R09: ff1100000fce0b80 [ 11.609934][ T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.610130][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012991000 [ 11.610339][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.610609][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.610779][ T260] CR2: 00007fd7cdf69430 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.610978][ T260] PKRU: 55555554 [ 11.611077][ T260] Call Trace: [ 11.611180][ T260] [ 11.611248][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.611398][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.611532][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.611633][ T260] register_netdevice (net/core/dev.c:11488) [ 11.611769][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.611931][ T260] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.612069][ T260] register_netdev (net/core/dev.c:11552) [ 11.612206][ T260] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 11.612353][ T260] ops_init (net/core/net_namespace.c:137) [ 11.612469][ T260] setup_net (net/core/net_namespace.c:446) [ 11.612569][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.612706][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.612839][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.612974][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.613109][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.613251][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.613395][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.613528][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.613662][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.613794][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.613926][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.614060][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.614194][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.614326][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.614471][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.614605][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.614736][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.614899][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.615035][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.615522][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.615721][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.615922][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.616119][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.616320][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.616532][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.620928][ T260] ------------[ cut here ]------------ | [ 11.621067][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260 | [ 11.621301][ T260] Modules linked in: ip_gre gre | [ 11.621719][ T260] Tainted: [W]=WARN [ 11.621821][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.621989][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.622166][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.622654][ T260] RSP: 0018:ffa0000000677a68 EFLAGS: 00010286 [ 11.622838][ T260] RAX: 00000000ffffffa6 RBX: ff1100001072f540 RCX: 1ff40000000cef13 [ 11.623039][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072f5fc [ 11.623242][ T260] RBP: ff110000129b4000 R08: 1fe22000020e5ec1 R09: ff1100000fce0b80 [ 11.623452][ T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.623648][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129b4000 [ 11.623850][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.624088][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.624262][ T260] CR2: 00007fd7cdf69430 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.624473][ T260] PKRU: 55555554 [ 11.624572][ T260] Call Trace: [ 11.624674][ T260] [ 11.624743][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.624878][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.625012][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.625113][ T260] register_netdevice (net/core/dev.c:11488) [ 11.625253][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.625434][ T260] register_netdev (net/core/dev.c:11552) [ 11.625568][ T260] sit_init_net (net/ipv6/sit.c:1860) [ 11.625706][ T260] ops_init (net/core/net_namespace.c:137) [ 11.625810][ T260] setup_net (net/core/net_namespace.c:446) [ 11.625912][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.626044][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.626183][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.626319][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.626464][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.626603][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.626738][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.626871][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.627005][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.627140][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.627279][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.627426][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.627562][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.627696][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.627830][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.627963][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.628098][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.628270][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.628421][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.628898][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.629100][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.629306][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.629519][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.629715][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.629912][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.634638][ T260] ------------[ cut here ]------------ | [ 11.634778][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260 | [ 11.635008][ T260] Modules linked in: ip_gre gre | [ 11.635435][ T260] Tainted: [W]=WARN [ 11.635538][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.635707][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.635880][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.636370][ T260] RSP: 0018:ffa0000000677a78 EFLAGS: 00010286 [ 11.636548][ T260] RAX: 00000000ffffffa6 RBX: ff1100000c45fa80 RCX: 1ff40000000cef15 [ 11.636747][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c45fb3c [ 11.636948][ T260] RBP: ff11000005019000 R08: 1fe220000188bf69 R09: ff1100000fce0b80 [ 11.637154][ T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.637360][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005019000 [ 11.637567][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.637804][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.637976][ T260] CR2: 00007fd7cdf69430 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.638187][ T260] PKRU: 55555554 [ 11.638288][ T260] Call Trace: [ 11.638398][ T260] [ 11.638470][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.638608][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.638744][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.638855][ T260] register_netdevice (net/core/dev.c:11488) [ 11.638993][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.639163][ T260] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.639302][ T260] register_netdev (net/core/dev.c:11552) [ 11.639450][ T260] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 11.639585][ T260] ops_init (net/core/net_namespace.c:137) [ 11.639690][ T260] setup_net (net/core/net_namespace.c:446) [ 11.639792][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.639928][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.640066][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.640216][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.640356][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.640499][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.640670][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.640803][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.640940][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.641171][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.641310][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.641456][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.641589][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.641810][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.641943][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.642078][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.642217][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.642482][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.642620][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.643196][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.643411][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.643613][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.643907][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.644108][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.644414][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.648636][ T260] ------------[ cut here ]------------ | [ 11.648865][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260 | [ 11.649099][ T260] Modules linked in: ip_gre gre | [ 11.649614][ T260] Tainted: [W]=WARN [ 11.649716][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.649880][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.650161][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.650738][ T260] RSP: 0018:ffa0000000677918 EFLAGS: 00010286 [ 11.650907][ T260] RAX: 00000000ffffffa6 RBX: ff1100000c45eac0 RCX: 1ff40000000ceee9 [ 11.651115][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c45eb7c [ 11.651420][ T260] RBP: ff1100000503c000 R08: 1fe220000188bd71 R09: ff1100000fce0b80 [ 11.651618][ T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 11.651818][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000503c000 [ 11.652105][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 11.652344][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.652610][ T260] CR2: 00007fd7cdf69430 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.652809][ T260] PKRU: 55555554 [ 11.652906][ T260] Call Trace: [ 11.653003][ T260] [ 11.653071][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.653299][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.653445][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.653551][ T260] register_netdevice (net/core/dev.c:11488) [ 11.653688][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.653945][ T260] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.654081][ T260] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.654218][ T260] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.654356][ T260] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.654586][ T260] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.654718][ T260] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.654853][ T260] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.654987][ T260] ops_init (net/core/net_namespace.c:137) [ 11.655182][ T260] setup_net (net/core/net_namespace.c:446) [ 11.655282][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.655423][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.655555][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.655777][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.655912][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.656045][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.656182][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.656416][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.656551][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.656683][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.656821][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.657055][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.657194][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.657327][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.657473][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.657694][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.657828][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.657996][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.658137][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.658712][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.659003][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.659206][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.659414][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.659698][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.659897][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.671177][ T260] ------------[ cut here ]------------ | [ 11.671394][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/260 | [ 11.671682][ T260] Modules linked in: ip_gre gre | [ 11.672198][ T260] Tainted: [W]=WARN [ 11.672366][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.672598][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.672825][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.673364][ T260] RSP: 0018:ffa0000000677918 EFLAGS: 00010286 [ 11.673612][ T260] RAX: 00000000ffffffa6 RBX: ff1100000fa291c0 RCX: 1ff40000000ceee9 [ 11.673860][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2927c [ 11.674113][ T260] RBP: ff11000004ce9000 R08: 1fe2200001f45251 R09: ff1100000fce0b80 [ 11.674394][ T260] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.674645][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ce9000 [ 11.674897][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.675186][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.675428][ T260] CR2: 00007fdb7dc11690 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.675681][ T260] PKRU: 55555554 [ 11.675831][ T260] Call Trace: [ 11.675981][ T260] [ 11.676101][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.676300][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.676510][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.676665][ T260] register_netdevice (net/core/dev.c:11488) [ 11.676852][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.677068][ T260] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.677266][ T260] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.677477][ T260] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.677666][ T260] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.677851][ T260] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.678037][ T260] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.678237][ T260] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.678447][ T260] ops_init (net/core/net_namespace.c:137) [ 11.678602][ T260] setup_net (net/core/net_namespace.c:446) [ 11.678755][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.678945][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.679137][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.679332][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.679542][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.679728][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.679913][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.680097][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.680290][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.680503][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.680687][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.680904][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.681086][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.681280][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.681491][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.681674][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.681860][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.682077][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.682275][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.683109][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.683396][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.683644][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.683890][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.684137][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.684420][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.689263][ T260] ------------[ cut here ]------------ | [ 11.689454][ T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/260 | [ 11.689736][ T260] Modules linked in: ip_gre gre | [ 11.690247][ T260] Tainted: [W]=WARN [ 11.690418][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.690633][ T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.690859][ T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.691404][ T260] RSP: 0018:ffa0000000677918 EFLAGS: 00010286 [ 11.691624][ T260] RAX: 00000000ffffffa6 RBX: ff110000028b3c40 RCX: 1ff40000000ceee9 [ 11.691874][ T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b3cfc [ 11.692122][ T260] RBP: ff11000009824000 R08: 1fe22000005167a1 R09: ff1100000fce0b80 [ 11.692396][ T260] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 11.692645][ T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009824000 [ 11.692902][ T260] FS: 00007fd7cdd62840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.693188][ T260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.693429][ T260] CR2: 00007fdb7dc11690 CR3: 000000000fde1006 CR4: 0000000000771ef0 [ 11.693678][ T260] PKRU: 55555554 [ 11.693825][ T260] Call Trace: [ 11.693973][ T260] [ 11.694091][ T260] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.694289][ T260] ? notifier_call_chain (kernel/notifier.c:85) [ 11.694497][ T260] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.694649][ T260] register_netdevice (net/core/dev.c:11488) [ 11.694833][ T260] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 11.695046][ T260] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.695242][ T260] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 11.695448][ T260] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 11.695634][ T260] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 11.695818][ T260] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 11.696002][ T260] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 11.696193][ T260] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 11.696400][ T260] ops_init (net/core/net_namespace.c:137) [ 11.696555][ T260] setup_net (net/core/net_namespace.c:446) [ 11.696708][ T260] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 11.696892][ T260] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 11.697075][ T260] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 11.697269][ T260] copy_net_ns (net/core/net_namespace.c:579) [ 11.697477][ T260] create_new_namespaces (kernel/nsproxy.c:132) [ 11.697662][ T260] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 11.697846][ T260] ksys_unshare (kernel/fork.c:3243) [ 11.698027][ T260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.698223][ T260] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 11.698428][ T260] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 11.698615][ T260] ? __ia32_sys_open (fs/open.c:1374) [ 11.698814][ T260] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 11.699002][ T260] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 11.699195][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.699404][ T260] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.699590][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.699779][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.699991][ T260] RIP: 0033:0x7fd7ce024bcb [ 11.700184][ T260] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.700732][ T260] RSP: 002b:00007fff6d677c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 11.700992][ T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7ce024bcb [ 11.701256][ T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 11.701528][ T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 11.701779][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6d679ec0 [ 11.702029][ T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6d67a877 | [ 11.745012][ T261] ------------[ cut here ]------------ | [ 11.745186][ T261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/261 | [ 11.745440][ T261] Modules linked in: ip_gre gre | [ 11.745862][ T261] Tainted: [W]=WARN [ 11.745966][ T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.746140][ T261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.746606][ T261] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.747143][ T261] RSP: 0018:ffa0000000506e30 EFLAGS: 00010286 [ 11.747321][ T261] RAX: 00000000ffffffa6 RBX: ff1100000db6a900 RCX: 1ff40000000a0d8c [ 11.747555][ T261] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db6a9bc [ 11.747760][ T261] RBP: ff11000001ec9000 R08: 1fe2200001b6d539 R09: ff1100000fce5180 [ 11.747965][ T261] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.748173][ T261] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f829208 [ 11.748389][ T261] FS: 00007fa4e6ffd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.748663][ T261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.748841][ T261] CR2: 000000000042ebe0 CR3: 000000000fd76001 CR4: 0000000000771ef0 [ 11.749046][ T261] PKRU: 55555554 [ 11.749155][ T261] Call Trace: [ 11.749259][ T261] [ 11.749331][ T261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.749528][ T261] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.749733][ T261] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.749841][ T261] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 11.749981][ T261] __dev_notify_flags (net/core/dev.c:9787) [ 11.750119][ T261] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 11.750261][ T261] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 11.750413][ T261] ? netif_change_name (net/core/dev.c:1495) [ 11.750552][ T261] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 11.750691][ T261] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 11.750828][ T261] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 11.750966][ T261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.751103][ T261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.751247][ T261] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 11.751394][ T261] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 11.751533][ T261] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 11.751670][ T261] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 11.751809][ T261] veth_newlink (drivers/net/veth.c:1871) [ 11.751948][ T261] ? veth_poll_controller (drivers/net/veth.c:1470) [ 11.752086][ T261] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.752227][ T261] ? kasan_save_track (mm/kasan/common.c:78) [ 11.752367][ T261] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.752527][ T261] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 11.752662][ T261] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 11.752800][ T261] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 11.752937][ T261] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.753075][ T261] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 11.753219][ T261] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 11.753364][ T261] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 11.753506][ T261] ? __dev_get_by_name (net/core/dev.c:883) [ 11.753644][ T261] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 11.753789][ T261] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 11.753938][ T261] rtnl_newlink (net/core/rtnetlink.c:4150) [ 11.754077][ T261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.754219][ T261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.754589][ T261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.754730][ T261] ? mark_usage (kernel/locking/lockdep.c:4674) [ 11.754866][ T261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.755007][ T261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.755151][ T261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.755292][ T261] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 11.755439][ T261] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.755576][ T261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.755714][ T261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.755861][ T261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.755998][ T261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.756137][ T261] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 11.756281][ T261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.756429][ T261] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.756572][ T261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.756709][ T261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.756848][ T261] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.756987][ T261] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.757126][ T261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.757267][ T261] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 11.757419][ T261] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.757557][ T261] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 11.757698][ T261] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 11.757837][ T261] ? copy_msghdr_from_user (net/socket.c:2635) [ 11.757973][ T261] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 11.758141][ T261] ? move_addr_to_kernel (net/socket.c:258) [ 11.758295][ T261] ___sys_sendmsg (net/socket.c:2752) [ 11.758443][ T261] ? copy_msghdr_from_user (net/socket.c:2603) [ 11.758586][ T261] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.758760][ T261] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 11.758898][ T261] __sys_sendmsg (net/socket.c:2784) [ 11.759037][ T261] ? __sys_sendmsg_sock (net/socket.c:2765) [ 11.759186][ T261] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 11.759325][ T261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.759544][ T261] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.759681][ T261] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.759818][ T261] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.759956][ T261] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.760164][ T261] RIP: 0033:0x7fa4e723708e [ 11.760308][ T261] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.760809][ T261] RSP: 002b:00007ffeb6851a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.761015][ T261] RAX: ffffffffffffffda RBX: 00007ffeb68521e0 RCX: 00007fa4e723708e [ 11.761226][ T261] RDX: 0000000000000000 RSI: 00007ffeb6851ae0 RDI: 0000000000000005 [ 11.761442][ T261] RBP: 00007ffeb6851a40 R08: 0000000000000000 R09: 0000000000000000 [ 11.761647][ T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbd [ 11.761851][ T261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb68521a0 | [ 11.769920][ T261] ------------[ cut here ]------------ | [ 11.770078][ T261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/261 | [ 11.770320][ T261] Modules linked in: ip_gre gre | [ 11.771276][ T261] Tainted: [W]=WARN [ 11.771449][ T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.771682][ T261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.771860][ T261] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.772415][ T261] RSP: 0018:ffa00000005071b0 EFLAGS: 00010286 [ 11.772590][ T261] RAX: 00000000ffffffa6 RBX: ff11000010780ac0 RCX: 1ff40000000a0dfc [ 11.772805][ T261] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780b7c [ 11.773012][ T261] RBP: ff1100000a911000 R08: 1fe22000020f0171 R09: ff1100000fce5180 [ 11.773221][ T261] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 11.773489][ T261] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 11.773695][ T261] FS: 00007fa4e6ffd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.773934][ T261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.774104][ T261] CR2: 000000000042ebe0 CR3: 000000000fd76001 CR4: 0000000000771ef0 [ 11.774317][ T261] PKRU: 55555554 [ 11.774485][ T261] Call Trace: [ 11.774587][ T261] [ 11.774658][ T261] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.774795][ T261] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.774900][ T261] __dev_notify_flags (net/core/dev.c:9787) [ 11.775038][ T261] ? netif_change_name (net/core/dev.c:1495) [ 11.775183][ T261] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 11.775319][ T261] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 11.775528][ T261] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 11.775667][ T261] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 11.775804][ T261] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 11.775939][ T261] ? __dev_get_by_name (net/core/dev.c:883) [ 11.776090][ T261] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 11.776240][ T261] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 11.776445][ T261] rtnl_newlink (net/core/rtnetlink.c:4150) [ 11.776585][ T261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.776721][ T261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.776858][ T261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.776992][ T261] ? mark_usage (kernel/locking/lockdep.c:4674) [ 11.777127][ T261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.777269][ T261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.777470][ T261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.777610][ T261] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 11.777747][ T261] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.777883][ T261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.778019][ T261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.778163][ T261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.778300][ T261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.778502][ T261] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 11.778641][ T261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.778776][ T261] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.778916][ T261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.779052][ T261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.779196][ T261] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.779413][ T261] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.779566][ T261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.779710][ T261] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 11.779846][ T261] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.779983][ T261] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 11.780121][ T261] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 11.780262][ T261] ? copy_msghdr_from_user (net/socket.c:2635) [ 11.780465][ T261] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 11.780634][ T261] ? move_addr_to_kernel (net/socket.c:258) [ 11.780774][ T261] ___sys_sendmsg (net/socket.c:2752) [ 11.780912][ T261] ? copy_msghdr_from_user (net/socket.c:2603) [ 11.781054][ T261] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.781235][ T261] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 11.781441][ T261] __sys_sendmsg (net/socket.c:2784) [ 11.781579][ T261] ? __sys_sendmsg_sock (net/socket.c:2765) [ 11.781719][ T261] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 11.781855][ T261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.781994][ T261] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.782129][ T261] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.782270][ T261] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.782470][ T261] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.782640][ T261] RIP: 0033:0x7fa4e723708e [ 11.782786][ T261] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.783297][ T261] RSP: 002b:00007ffeb6851a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.783581][ T261] RAX: ffffffffffffffda RBX: 00007ffeb68521e0 RCX: 00007fa4e723708e [ 11.783787][ T261] RDX: 0000000000000000 RSI: 00007ffeb6851ae0 RDI: 0000000000000005 [ 11.783990][ T261] RBP: 00007ffeb6851a40 R08: 0000000000000000 R09: 0000000000000000 [ 11.784197][ T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbd [ 11.784464][ T261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb68521a0 | [ 11.817078][ T262] ------------[ cut here ]------------ | [ 11.817246][ T262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/262 | [ 11.817494][ T262] Modules linked in: ip_gre gre | [ 11.817905][ T262] Tainted: [W]=WARN [ 11.818010][ T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.818189][ T262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.818371][ T262] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.818855][ T262] RSP: 0018:ffa0000000507020 EFLAGS: 00010286 [ 11.819026][ T262] RAX: 00000000ffffffa6 RBX: ff11000010780740 RCX: 1ff40000000a0dca [ 11.819228][ T262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107807fc [ 11.819455][ T262] RBP: ff1100000a911000 R08: 1fe22000020f0101 R09: ff1100000fce2e58 [ 11.819654][ T262] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 11.819856][ T262] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 11.820057][ T262] FS: 00007f7bd1468840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 11.820302][ T262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.820487][ T262] CR2: 0000000019623988 CR3: 000000000b7af004 CR4: 0000000000771ef0 [ 11.820688][ T262] PKRU: 55555554 [ 11.820789][ T262] Call Trace: [ 11.820892][ T262] [ 11.820961][ T262] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.821095][ T262] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.821200][ T262] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 11.821334][ T262] __dev_notify_flags (net/core/dev.c:9787) [ 11.821484][ T262] ? netif_change_name (net/core/dev.c:1495) [ 11.821616][ T262] ? __dev_change_flags (net/core/dev.c:9752) [ 11.821783][ T262] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 11.821919][ T262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.822053][ T262] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 11.822193][ T262] netif_change_flags (net/core/dev.c:9820) [ 11.822326][ T262] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.822473][ T262] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 11.822612][ T262] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 11.822750][ T262] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 11.822916][ T262] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.823049][ T262] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.823189][ T262] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.823321][ T262] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.823524][ T262] ? __kernel_text_address (kernel/extable.c:79) [ 11.823660][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.823795][ T262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.823927][ T262] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 11.824061][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.824198][ T262] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.824330][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.824529][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.824661][ T262] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 11.824795][ T262] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 11.824929][ T262] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 11.825062][ T262] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 11.825199][ T262] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 11.825333][ T262] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 11.825532][ T262] rtnl_newlink (net/core/rtnetlink.c:4150) [ 11.825747][ T262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.825880][ T262] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.826015][ T262] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.826152][ T262] ? mark_usage (kernel/locking/lockdep.c:4674) [ 11.826284][ T262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.826498][ T262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.826631][ T262] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.826765][ T262] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.826898][ T262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.827034][ T262] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.827171][ T262] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 11.827305][ T262] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.827534][ T262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.827670][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.827806][ T262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.827937][ T262] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.828070][ T262] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 11.828209][ T262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.828341][ T262] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.828574][ T262] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.828708][ T262] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.828841][ T262] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.828981][ T262] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.829114][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.829254][ T262] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 11.829473][ T262] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.829608][ T262] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 11.829741][ T262] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 11.829872][ T262] ? copy_msghdr_from_user (net/socket.c:2635) [ 11.830005][ T262] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 11.830174][ T262] ? move_addr_to_kernel (net/socket.c:258) [ 11.830327][ T262] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.830543][ T262] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.830676][ T262] ___sys_sendmsg (net/socket.c:2752) [ 11.830807][ T262] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 11.830975][ T262] ? copy_msghdr_from_user (net/socket.c:2603) [ 11.831126][ T262] __sys_sendmsg (net/socket.c:2784) [ 11.831264][ T262] ? __sys_sendmsg_sock (net/socket.c:2765) [ 11.831505][ T262] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 11.831677][ T262] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.831807][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.831941][ T262] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.832072][ T262] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.832210][ T262] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.832342][ T262] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.832568][ T262] RIP: 0033:0x7f7bd16a208e [ 11.832708][ T262] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.833183][ T262] RSP: 002b:00007ffe1b08ac80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.833469][ T262] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7bd16a208e [ 11.833668][ T262] RDX: 0000000000000000 RSI: 00007ffe1b08ad30 RDI: 0000000000000005 [ 11.833865][ T262] RBP: 00007ffe1b08ac90 R08: 0000000000000000 R09: 0000000000000000 [ 11.834062][ T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 11.834261][ T262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1b08b400 | [ 11.865658][ T263] ------------[ cut here ]------------ | [ 11.865851][ T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/263 | [ 11.866127][ T263] Modules linked in: ip_gre gre | [ 11.866758][ T263] Tainted: [W]=WARN [ 11.866962][ T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.867271][ T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.867550][ T263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.868066][ T263] RSP: 0018:ffa00000005e7020 EFLAGS: 00010286 [ 11.868297][ T263] RAX: 00000000ffffffa6 RBX: ff110000107811c0 RCX: 1ff40000000bcdca [ 11.868565][ T263] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078127c [ 11.868819][ T263] RBP: ff11000001ec9000 R08: 1fe22000020f0251 R09: ff1100000fcb8b58 [ 11.869067][ T263] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 11.869326][ T263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 11.869598][ T263] FS: 00007fef253be840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 11.869879][ T263] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.870093][ T263] CR2: 0000000035dd8988 CR3: 000000000fde1002 CR4: 0000000000771ef0 [ 11.870366][ T263] PKRU: 55555554 [ 11.870524][ T263] Call Trace: [ 11.870676][ T263] [ 11.870794][ T263] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.870979][ T263] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.871129][ T263] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 11.871317][ T263] __dev_notify_flags (net/core/dev.c:9787) [ 11.871528][ T263] ? netif_change_name (net/core/dev.c:1495) [ 11.871710][ T263] ? __dev_change_flags (net/core/dev.c:9752) [ 11.871896][ T263] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 11.872077][ T263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.872270][ T263] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 11.872478][ T263] netif_change_flags (net/core/dev.c:9820) [ 11.872664][ T263] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.872846][ T263] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 11.873033][ T263] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 11.873228][ T263] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 11.873467][ T263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.873650][ T263] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.873832][ T263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.874012][ T263] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.874201][ T263] ? __kernel_text_address (kernel/extable.c:79) [ 11.874409][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.874597][ T263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.874779][ T263] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 11.874962][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.875145][ T263] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 11.875336][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.875540][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.875725][ T263] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 11.875906][ T263] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 11.876086][ T263] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 11.876280][ T263] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 11.876484][ T263] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 11.876670][ T263] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 11.876854][ T263] rtnl_newlink (net/core/rtnetlink.c:4150) [ 11.877038][ T263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.877231][ T263] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.877449][ T263] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.877636][ T263] ? mark_usage (kernel/locking/lockdep.c:4674) [ 11.877818][ T263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.878002][ T263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.878185][ T263] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.878384][ T263] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.878577][ T263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 11.878763][ T263] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 11.878944][ T263] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 11.879126][ T263] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.879314][ T263] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.879516][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.879700][ T263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.879879][ T263] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 11.880064][ T263] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 11.880257][ T263] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.880465][ T263] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.880652][ T263] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.880832][ T263] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.881021][ T263] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.881215][ T263] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.881420][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 11.881607][ T263] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 11.881790][ T263] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.881973][ T263] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 11.882159][ T263] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 11.882362][ T263] ? copy_msghdr_from_user (net/socket.c:2635) [ 11.882553][ T263] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 11.882765][ T263] ? move_addr_to_kernel (net/socket.c:258) [ 11.882950][ T263] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.883131][ T263] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 11.883322][ T263] ___sys_sendmsg (net/socket.c:2752) [ 11.883527][ T263] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 11.883740][ T263] ? copy_msghdr_from_user (net/socket.c:2603) [ 11.883935][ T263] __sys_sendmsg (net/socket.c:2784) [ 11.884117][ T263] ? __sys_sendmsg_sock (net/socket.c:2765) [ 11.884309][ T263] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 11.884550][ T263] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.884733][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 11.884916][ T263] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 11.885097][ T263] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.885289][ T263] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 11.885498][ T263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.885710][ T263] RIP: 0033:0x7fef255f808e [ 11.885899][ T263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.886442][ T263] RSP: 002b:00007ffccb2eee30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.886690][ T263] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fef255f808e [ 11.886937][ T263] RDX: 0000000000000000 RSI: 00007ffccb2eeee0 RDI: 0000000000000005 [ 11.887186][ T263] RBP: 00007ffccb2eee40 R08: 0000000000000000 R09: 0000000000000000 [ 11.887458][ T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 11.887705][ T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccb2ef5b0 | [ 11.890219][ T221] ------------[ cut here ]------------ | [ 11.890385][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/221 | [ 11.890638][ T221] Modules linked in: ip_gre gre | [ 11.891117][ T221] Tainted: [W]=WARN [ 11.891215][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.891375][ T221] Workqueue: events_unbound linkwatch_event [ 11.891538][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.891699][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.892128][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 11.892285][ T221] RAX: 00000000ffffffa6 RBX: ff11000010781c40 RCX: 1ff40000000c6f02 [ 11.892476][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781cfc [ 11.892655][ T221] RBP: ff1100000a911000 R08: 1fe22000020f03a1 R09: ff1100000a888ba8 [ 11.892834][ T221] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 11.893013][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.893204][ T221] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.893425][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.893577][ T221] CR2: 000055f6c13983b8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.893758][ T221] PKRU: 55555554 [ 11.893847][ T221] Call Trace: [ 11.893939][ T221] [ 11.894002][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.894125][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 11.894249][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.894341][ T221] netif_state_change (net/core/dev.c:1605) [ 11.894473][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.894623][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 11.894747][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 11.894867][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.894992][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 11.895111][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 11.895241][ T221] process_one_work (kernel/workqueue.c:3314) [ 11.895371][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.895497][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.895621][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.895742][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.895865][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 11.895986][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.896106][ T221] kthread (kernel/kthread.c:436) [ 11.896202][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.896355][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 11.896481][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.896601][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.896754][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.896874][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 11.896995][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 11.924036][ T104] ------------[ cut here ]------------ | [ 11.924236][ T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104 | [ 11.924519][ T104] Modules linked in: ip_gre gre | [ 11.924933][ T104] Tainted: [W]=WARN [ 11.925025][ T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.925186][ T104] Workqueue: events_unbound linkwatch_event [ 11.925342][ T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 11.925514][ T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 11.925953][ T104] RSP: 0018:ffa00000006179e0 EFLAGS: 00010286 [ 11.926104][ T104] RAX: 00000000ffffffa6 RBX: ff1100000b62ee40 RCX: 1ff40000000c2f02 [ 11.926287][ T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62eefc [ 11.926513][ T104] RBP: ff11000001ec9000 R08: 1fe22000016c5de1 R09: ff11000010110ba8 [ 11.926693][ T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 11.926872][ T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 11.927055][ T104] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 11.927269][ T104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 11.927436][ T104] CR2: 000055f6c13983b8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 11.927616][ T104] PKRU: 55555554 [ 11.927710][ T104] Call Trace: [ 11.927799][ T104] [ 11.927862][ T104] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 11.927983][ T104] ? notifier_call_chain (kernel/notifier.c:85) [ 11.928103][ T104] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 11.928199][ T104] netif_state_change (net/core/dev.c:1605) [ 11.928328][ T104] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 11.928492][ T104] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 11.928616][ T104] __linkwatch_run_queue (net/core/link_watch.c:240) [ 11.928737][ T104] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.928859][ T104] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 11.928979][ T104] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 11.929101][ T104] process_one_work (kernel/workqueue.c:3314) [ 11.929231][ T104] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 11.929357][ T104] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 11.929487][ T104] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 11.929609][ T104] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.929728][ T104] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 11.929850][ T104] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 11.929969][ T104] kthread (kernel/kthread.c:436) [ 11.930060][ T104] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.930215][ T104] ? kthread_affine_node (kernel/kthread.c:378) [ 11.930335][ T104] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.930485][ T104] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 11.930637][ T104] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.930757][ T104] ? kthread_affine_node (kernel/kthread.c:378) [ 11.930878][ T104] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.058391][ T268] ------------[ cut here ]------------ | [ 12.058602][ T268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/268 | [ 12.058866][ T268] Modules linked in: ip_gre gre | [ 12.059320][ T268] Tainted: [W]=WARN [ 12.059440][ T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.059624][ T268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.059812][ T268] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.060354][ T268] RSP: 0018:ffa0000000826f10 EFLAGS: 00010286 [ 12.060545][ T268] RAX: 00000000ffffffa6 RBX: ff1100000b636200 RCX: 1ff4000000104da8 [ 12.060758][ T268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6362bc [ 12.060975][ T268] RBP: ff1100000fca1000 R08: 1fe22000016c6c59 R09: ff1100000ffcae80 [ 12.061193][ T268] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 12.061418][ T268] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 12.061635][ T268] FS: 00007f304652d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 12.061884][ T268] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.062065][ T268] CR2: 000000000042f320 CR3: 0000000004d21003 CR4: 0000000000771ef0 [ 12.062299][ T268] PKRU: 55555554 [ 12.062416][ T268] Call Trace: [ 12.062524][ T268] [ 12.062599][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.062744][ T268] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 12.062889][ T268] notifier_call_chain (kernel/notifier.c:85) [ 12.063037][ T268] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 12.063188][ T268] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 12.063333][ T268] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 12.063526][ T268] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 12.063711][ T268] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 12.063859][ T268] netif_set_mtu (net/core/dev.c:9910) [ 12.064005][ T268] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 12.064152][ T268] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 12.064306][ T268] dev_set_mtu (net/core/dev_api.c:249) [ 12.064491][ T268] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 12.064638][ T268] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 12.064783][ T268] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 12.064964][ T268] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 12.065109][ T268] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 12.065323][ T268] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 12.065536][ T268] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 12.065744][ T268] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.065891][ T268] ? __dev_get_by_name (net/core/dev.c:883) [ 12.066036][ T268] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.066191][ T268] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.066339][ T268] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.066552][ T268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.066698][ T268] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.066841][ T268] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.066984][ T268] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.067146][ T268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.067299][ T268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.067512][ T268] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.067656][ T268] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.067800][ T268] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.067944][ T268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.068087][ T268] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.068236][ T268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.068445][ T268] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.068591][ T268] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.068737][ T268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.068883][ T268] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.069043][ T268] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.069191][ T268] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.069337][ T268] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.069551][ T268] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.069719][ T268] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.069865][ T268] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.070010][ T268] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.070162][ T268] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.070310][ T268] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.070522][ T268] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.070665][ T268] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.070842][ T268] ? move_addr_to_kernel (net/socket.c:258) [ 12.070991][ T268] ___sys_sendmsg (net/socket.c:2752) [ 12.071134][ T268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.071283][ T268] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.071503][ T268] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.071651][ T268] __sys_sendmsg (net/socket.c:2784) [ 12.071794][ T268] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.071943][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.072087][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.072235][ T268] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.072444][ T268] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.072590][ T268] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.072733][ T268] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.072952][ T268] RIP: 0033:0x7f304676708e [ 12.073102][ T268] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.073708][ T268] RSP: 002b:00007ffe28778aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.073925][ T268] RAX: ffffffffffffffda RBX: 00007ffe28779250 RCX: 00007f304676708e [ 12.074139][ T268] RDX: 0000000000000000 RSI: 00007ffe28778b50 RDI: 0000000000000005 [ 12.074423][ T268] RBP: 00007ffe28778ab0 R08: 0000000000000000 R09: 0000000000000000 [ 12.074638][ T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.074853][ T268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe28779220 | [ 12.076726][ T268] ------------[ cut here ]------------ | [ 12.076877][ T268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/268 | [ 12.077117][ T268] Modules linked in: ip_gre gre | [ 12.077579][ T268] Tainted: [W]=WARN [ 12.077683][ T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.077858][ T268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.078037][ T268] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.078551][ T268] RSP: 0018:ffa00000008271b0 EFLAGS: 00010286 [ 12.078725][ T268] RAX: 00000000ffffffa6 RBX: ff1100000b62e200 RCX: 1ff4000000104dfc [ 12.078931][ T268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e2bc [ 12.079135][ T268] RBP: ff1100000fca1000 R08: 1fe22000016c5c59 R09: ff1100000ffcae80 [ 12.079376][ T268] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 12.079650][ T268] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 12.080134][ T268] FS: 00007f304652d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 12.080568][ T268] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.080743][ T268] CR2: 00007fcac119e574 CR3: 0000000004d21001 CR4: 0000000000771ef0 [ 12.080953][ T268] PKRU: 55555554 [ 12.081056][ T268] Call Trace: [ 12.081167][ T268] [ 12.081239][ T268] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.081390][ T268] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.081502][ T268] __dev_notify_flags (net/core/dev.c:9787) [ 12.081647][ T268] ? netif_change_name (net/core/dev.c:1495) [ 12.081797][ T268] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 12.081973][ T268] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 12.082113][ T268] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 12.082258][ T268] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.082418][ T268] ? __dev_get_by_name (net/core/dev.c:883) [ 12.082705][ T268] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.082848][ T268] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.082991][ T268] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.083132][ T268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.083391][ T268] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.083530][ T268] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.083669][ T268] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.083807][ T268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.083951][ T268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.084097][ T268] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.084303][ T268] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.084587][ T268] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.084724][ T268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.085004][ T268] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.085230][ T268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.085375][ T268] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.085519][ T268] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.085656][ T268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.085793][ T268] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.085936][ T268] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.086073][ T268] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.086221][ T268] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.086366][ T268] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.086509][ T268] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.086683][ T268] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.086827][ T268] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.086967][ T268] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.087107][ T268] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.087253][ T268] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.087399][ T268] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.087572][ T268] ? move_addr_to_kernel (net/socket.c:258) [ 12.087715][ T268] ___sys_sendmsg (net/socket.c:2752) [ 12.087850][ T268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.087986][ T268] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.088134][ T268] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.088291][ T268] __sys_sendmsg (net/socket.c:2784) [ 12.088448][ T268] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.088590][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.088727][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.088865][ T268] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.089001][ T268] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.089139][ T268] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.089281][ T268] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.089462][ T268] RIP: 0033:0x7f304676708e [ 12.089616][ T268] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.090104][ T268] RSP: 002b:00007ffe28778aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.090316][ T268] RAX: ffffffffffffffda RBX: 00007ffe28779250 RCX: 00007f304676708e [ 12.090534][ T268] RDX: 0000000000000000 RSI: 00007ffe28778b50 RDI: 0000000000000005 [ 12.090740][ T268] RBP: 00007ffe28778ab0 R08: 0000000000000000 R09: 0000000000000000 [ 12.090946][ T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.091154][ T268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe28779220 | [ 12.134161][ T269] ------------[ cut here ]------------ | [ 12.134834][ T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/269 | [ 12.135133][ T269] Modules linked in: ip_gre gre | [ 12.135717][ T269] Tainted: [W]=WARN [ 12.135875][ T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.136099][ T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.136344][ T269] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.136910][ T269] RSP: 0018:ffa0000000836f10 EFLAGS: 00010286 [ 12.137135][ T269] RAX: 00000000ffffffa6 RBX: ff1100000d830740 RCX: 1ff4000000106da8 [ 12.137434][ T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8307fc [ 12.137701][ T269] RBP: ff1100000ef4c000 R08: 1fe2200001b06101 R09: ff1100000eb98b80 [ 12.137957][ T269] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 12.138229][ T269] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 12.138511][ T269] FS: 00007f34fcb79840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 12.138806][ T269] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.139030][ T269] CR2: 000000000042f320 CR3: 0000000004b84001 CR4: 0000000000771ef0 [ 12.139305][ T269] PKRU: 55555554 [ 12.139483][ T269] Call Trace: [ 12.139639][ T269] [ 12.139762][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.139952][ T269] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 12.140145][ T269] notifier_call_chain (kernel/notifier.c:85) [ 12.140378][ T269] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 12.140587][ T269] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 12.140779][ T269] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 12.141008][ T269] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 12.141248][ T269] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 12.141467][ T269] netif_set_mtu (net/core/dev.c:9910) [ 12.141660][ T269] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 12.141850][ T269] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 12.142047][ T269] dev_set_mtu (net/core/dev_api.c:249) [ 12.142216][ T269] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 12.142595][ T269] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 12.142872][ T269] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 12.143161][ T269] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 12.143440][ T269] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 12.143727][ T269] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 12.143934][ T269] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 12.144126][ T269] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.144323][ T269] ? __dev_get_by_name (net/core/dev.c:883) [ 12.144543][ T269] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.144750][ T269] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.144947][ T269] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.145139][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.145338][ T269] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.145547][ T269] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.145738][ T269] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.145928][ T269] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.146122][ T269] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.146320][ T269] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.146536][ T269] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.146728][ T269] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.146918][ T269] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.147107][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.147312][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.147518][ T269] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.147716][ T269] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.147904][ T269] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.148094][ T269] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.148299][ T269] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.148511][ T269] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.148707][ T269] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.148899][ T269] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.149089][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.149292][ T269] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.149508][ T269] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.149699][ T269] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.149890][ T269] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.150079][ T269] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.150279][ T269] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.150524][ T269] ? move_addr_to_kernel (net/socket.c:258) [ 12.150719][ T269] ___sys_sendmsg (net/socket.c:2752) [ 12.150907][ T269] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.151096][ T269] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.151306][ T269] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.151521][ T269] __sys_sendmsg (net/socket.c:2784) [ 12.151716][ T269] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.151910][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.152100][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.152303][ T269] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.152516][ T269] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.152708][ T269] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.152899][ T269] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.153122][ T269] RIP: 0033:0x7f34fcdb308e [ 12.153327][ T269] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.153892][ T269] RSP: 002b:00007fff49b73ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.154153][ T269] RAX: ffffffffffffffda RBX: 00007fff49b74490 RCX: 00007f34fcdb308e [ 12.154443][ T269] RDX: 0000000000000000 RSI: 00007fff49b73d90 RDI: 0000000000000005 [ 12.154704][ T269] RBP: 00007fff49b73cf0 R08: 0000000000000000 R09: 0000000000000000 [ 12.154960][ T269] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.155230][ T269] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff49b74460 | [ 12.157326][ T269] ------------[ cut here ]------------ | [ 12.157531][ T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/269 | [ 12.157811][ T269] Modules linked in: ip_gre gre | [ 12.158328][ T269] Tainted: [W]=WARN [ 12.158502][ T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.158717][ T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.158943][ T269] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.159494][ T269] RSP: 0018:ffa00000008371b0 EFLAGS: 00010286 [ 12.159711][ T269] RAX: 00000000ffffffa6 RBX: ff1100000d830900 RCX: 1ff4000000106dfc [ 12.159957][ T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8309bc [ 12.160219][ T269] RBP: ff1100000ef4c000 R08: 1fe2200001b06139 R09: ff1100000eb98b80 [ 12.160492][ T269] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 12.160752][ T269] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 12.161001][ T269] FS: 00007f34fcb79840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 12.161300][ T269] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.161541][ T269] CR2: 000000000042f320 CR3: 0000000004b84001 CR4: 0000000000771ef0 [ 12.161791][ T269] PKRU: 55555554 [ 12.161944][ T269] Call Trace: [ 12.162093][ T269] [ 12.162221][ T269] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.162430][ T269] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.162588][ T269] __dev_notify_flags (net/core/dev.c:9787) [ 12.162773][ T269] ? netif_change_name (net/core/dev.c:1495) [ 12.162957][ T269] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 12.163182][ T269] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 12.163386][ T269] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 12.163584][ T269] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.163768][ T269] ? __dev_get_by_name (net/core/dev.c:883) [ 12.163955][ T269] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.164145][ T269] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.164358][ T269] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.164589][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.164770][ T269] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.164956][ T269] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.165139][ T269] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.165334][ T269] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.165551][ T269] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.165739][ T269] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.165926][ T269] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.166112][ T269] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.166306][ T269] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.166512][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.166700][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.166885][ T269] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.167070][ T269] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.167266][ T269] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.167475][ T269] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.167665][ T269] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.167862][ T269] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.168050][ T269] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.168248][ T269] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.168460][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.168646][ T269] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.168831][ T269] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.169016][ T269] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.169212][ T269] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.169419][ T269] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.169605][ T269] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.169823][ T269] ? move_addr_to_kernel (net/socket.c:258) [ 12.170013][ T269] ___sys_sendmsg (net/socket.c:2752) [ 12.170209][ T269] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.170413][ T269] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.170607][ T269] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.170793][ T269] __sys_sendmsg (net/socket.c:2784) [ 12.170976][ T269] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.171173][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.171374][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.171568][ T269] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.171750][ T269] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.171932][ T269] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.172117][ T269] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.172339][ T269] RIP: 0033:0x7f34fcdb308e [ 12.172544][ T269] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.173066][ T269] RSP: 002b:00007fff49b73ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.173331][ T269] RAX: ffffffffffffffda RBX: 00007fff49b74490 RCX: 00007f34fcdb308e [ 12.173603][ T269] RDX: 0000000000000000 RSI: 00007fff49b73d90 RDI: 0000000000000005 [ 12.173853][ T269] RBP: 00007fff49b73cf0 R08: 0000000000000000 R09: 0000000000000000 [ 12.174100][ T269] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.174373][ T269] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff49b74460 | [ 12.207392][ T270] ------------[ cut here ]------------ | [ 12.207551][ T270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/270 | [ 12.207783][ T270] Modules linked in: ip_gre gre | [ 12.208194][ T270] Tainted: [W]=WARN [ 12.208294][ T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.208472][ T270] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.208643][ T270] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.209111][ T270] RSP: 0018:ffa0000000847020 EFLAGS: 00010286 [ 12.209281][ T270] RAX: 00000000ffffffa6 RBX: ff1100001059fa80 RCX: 1ff4000000108dca [ 12.209491][ T270] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001059fb3c [ 12.209689][ T270] RBP: ff1100000fca1000 R08: 1fe22000020b3f69 R09: ff11000010112e58 [ 12.209897][ T270] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 12.210093][ T270] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 12.210294][ T270] FS: 00007fa2082d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 12.210535][ T270] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.210704][ T270] CR2: 00007fa2085a01a0 CR3: 0000000004d21003 CR4: 0000000000771ef0 [ 12.210902][ T270] PKRU: 55555554 [ 12.211002][ T270] Call Trace: [ 12.211101][ T270] [ 12.211175][ T270] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.211311][ T270] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.211423][ T270] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 12.211555][ T270] __dev_notify_flags (net/core/dev.c:9787) [ 12.211689][ T270] ? netif_change_name (net/core/dev.c:1495) [ 12.211821][ T270] ? __dev_change_flags (net/core/dev.c:9752) [ 12.211955][ T270] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 12.212087][ T270] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.212224][ T270] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 12.212496][ T270] netif_change_flags (net/core/dev.c:9820) [ 12.212630][ T270] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 12.212762][ T270] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 12.212897][ T270] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 12.213034][ T270] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 12.213203][ T270] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.213334][ T270] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.213643][ T270] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.213775][ T270] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.213910][ T270] ? __kernel_text_address (kernel/extable.c:79) [ 12.214044][ T270] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.214184][ T270] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.214316][ T270] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.214463][ T270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.214595][ T270] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.214728][ T270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.214859][ T270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.214996][ T270] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 12.215130][ T270] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 12.215266][ T270] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 12.215408][ T270] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.215543][ T270] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 12.215678][ T270] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 12.215813][ T270] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.215952][ T270] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.216083][ T270] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.216222][ T270] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.216359][ T270] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.216496][ T270] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.216631][ T270] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.216762][ T270] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.216902][ T270] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.217035][ T270] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.217173][ T270] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.217305][ T270] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.217449][ T270] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.217580][ T270] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.217712][ T270] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.217846][ T270] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.217978][ T270] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.218112][ T270] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.218249][ T270] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.218393][ T270] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.218529][ T270] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.218661][ T270] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.218795][ T270] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.218928][ T270] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.219060][ T270] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.219196][ T270] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.219330][ T270] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.219477][ T270] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.219611][ T270] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.219743][ T270] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.219877][ T270] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.220041][ T270] ? move_addr_to_kernel (net/socket.c:258) [ 12.220180][ T270] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.220487][ T270] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.220644][ T270] ___sys_sendmsg (net/socket.c:2752) [ 12.220782][ T270] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 12.220947][ T270] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.221093][ T270] __sys_sendmsg (net/socket.c:2784) [ 12.221228][ T270] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.221364][ T270] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 12.221540][ T270] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.221674][ T270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.221808][ T270] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.221941][ T270] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.222079][ T270] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.222217][ T270] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.222393][ T270] RIP: 0033:0x7fa20850a08e [ 12.222535][ T270] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.223040][ T270] RSP: 002b:00007ffcf40a0e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.223246][ T270] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa20850a08e [ 12.223469][ T270] RDX: 0000000000000000 RSI: 00007ffcf40a0f30 RDI: 0000000000000005 [ 12.223668][ T270] RBP: 00007ffcf40a0e90 R08: 0000000000000000 R09: 0000000000000000 [ 12.223870][ T270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.224067][ T270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf40a1600 | [ 12.255118][ T271] ------------[ cut here ]------------ | [ 12.255276][ T271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/271 | [ 12.255524][ T271] Modules linked in: ip_gre gre | [ 12.255933][ T271] Tainted: [W]=WARN [ 12.256036][ T271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.256210][ T271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.256394][ T271] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.256868][ T271] RSP: 0018:ffa0000000857020 EFLAGS: 00010286 [ 12.257034][ T271] RAX: 00000000ffffffa6 RBX: ff1100000cf831c0 RCX: 1ff400000010adca [ 12.257236][ T271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8327c [ 12.257442][ T271] RBP: ff1100000ef4c000 R08: 1fe22000019f0651 R09: ff1100000e858b58 [ 12.257640][ T271] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 12.257837][ T271] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 12.258036][ T271] FS: 00007f2e50ba6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 12.258274][ T271] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.258454][ T271] CR2: 000000001ff3d988 CR3: 0000000004b84004 CR4: 0000000000771ef0 [ 12.258654][ T271] PKRU: 55555554 [ 12.258752][ T271] Call Trace: [ 12.258857][ T271] [ 12.258926][ T271] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.259063][ T271] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.259172][ T271] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 12.259305][ T271] __dev_notify_flags (net/core/dev.c:9787) [ 12.259464][ T271] ? netif_change_name (net/core/dev.c:1495) [ 12.259597][ T271] ? __dev_change_flags (net/core/dev.c:9752) [ 12.259731][ T271] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 12.259864][ T271] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.259996][ T271] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 12.260132][ T271] netif_change_flags (net/core/dev.c:9820) [ 12.260271][ T271] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 12.260417][ T271] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 12.260555][ T271] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 12.260687][ T271] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 12.260852][ T271] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.260985][ T271] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.261117][ T271] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.261254][ T271] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.261397][ T271] ? __kernel_text_address (kernel/extable.c:79) [ 12.261533][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.261667][ T271] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.261798][ T271] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.261950][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.262083][ T271] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.262220][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.262356][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.262495][ T271] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 12.262628][ T271] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 12.262760][ T271] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 12.262892][ T271] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.263027][ T271] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 12.263168][ T271] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 12.263304][ T271] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.263450][ T271] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.263583][ T271] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.263716][ T271] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.263850][ T271] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.263981][ T271] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.264125][ T271] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.264265][ T271] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.264406][ T271] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.264540][ T271] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.264677][ T271] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.264810][ T271] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.264942][ T271] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.265081][ T271] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.265231][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.265374][ T271] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.265516][ T271] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.265651][ T271] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.265783][ T271] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.265916][ T271] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.266053][ T271] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.266190][ T271] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.266325][ T271] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.266653][ T271] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.266790][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.266924][ T271] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.267059][ T271] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.267199][ T271] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.267333][ T271] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.267477][ T271] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.267614][ T271] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.267778][ T271] ? move_addr_to_kernel (net/socket.c:258) [ 12.267912][ T271] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.268045][ T271] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.268184][ T271] ___sys_sendmsg (net/socket.c:2752) [ 12.268316][ T271] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 12.268494][ T271] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.268639][ T271] __sys_sendmsg (net/socket.c:2784) [ 12.268771][ T271] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.268904][ T271] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 12.269072][ T271] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.269210][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.269344][ T271] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.269488][ T271] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.269623][ T271] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.269756][ T271] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.269926][ T271] RIP: 0033:0x7f2e50de008e [ 12.270066][ T271] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.270585][ T271] RSP: 002b:00007fffa1664cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.270784][ T271] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2e50de008e [ 12.270983][ T271] RDX: 0000000000000000 RSI: 00007fffa1664d70 RDI: 0000000000000005 [ 12.271188][ T271] RBP: 00007fffa1664cd0 R08: 0000000000000000 R09: 0000000000000000 [ 12.271397][ T271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.271603][ T271] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa1665440 | [ 12.354935][ T274] ------------[ cut here ]------------ | [ 12.355120][ T274] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/274 | [ 12.355379][ T274] Modules linked in: ip_gre gre | [ 12.355841][ T274] Tainted: [W]=WARN [ 12.355953][ T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.356127][ T274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.356311][ T274] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.356835][ T274] RSP: 0018:ffa0000000907090 EFLAGS: 00010286 [ 12.357011][ T274] RAX: 00000000ffffffa6 RBX: ff1100000b61da80 RCX: 1ff4000000120dd8 [ 12.357224][ T274] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61db3c [ 12.357450][ T274] RBP: ff1100000fca1000 R08: 1fe22000016c3b69 R09: ff11000010188b80 [ 12.357657][ T274] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 12.357865][ T274] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 12.358074][ T274] FS: 00007fe581a02840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 12.358325][ T274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.358511][ T274] CR2: 00007fe581bfb460 CR3: 0000000004b84001 CR4: 0000000000771ef0 [ 12.358721][ T274] PKRU: 55555554 [ 12.358827][ T274] Call Trace: [ 12.358930][ T274] [ 12.359002][ T274] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.359141][ T274] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 12.359287][ T274] notifier_call_chain (kernel/notifier.c:85) [ 12.359438][ T274] __netdev_upper_dev_link (net/core/dev.c:8931) [ 12.359579][ T274] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 12.359722][ T274] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 12.359863][ T274] netdev_upper_dev_link (net/core/dev.c:8972) [ 12.360023][ T274] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 12.360186][ T274] register_vlan_dev (net/8021q/vlan.c:183) [ 12.360329][ T274] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 12.360482][ T274] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 12.360621][ T274] ? nla_strscpy (lib/nlattr.c:795) [ 12.360764][ T274] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 12.360904][ T274] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.361042][ T274] ? __dev_get_by_name (net/core/dev.c:883) [ 12.361185][ T274] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.361330][ T274] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.361483][ T274] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.361627][ T274] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.361766][ T274] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.361904][ T274] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.362042][ T274] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.362185][ T274] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.362327][ T274] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.362480][ T274] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.362622][ T274] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.362761][ T274] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.362898][ T274] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.363037][ T274] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.363183][ T274] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.363320][ T274] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.363472][ T274] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.363611][ T274] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.363750][ T274] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.363892][ T274] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.364030][ T274] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.364175][ T274] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.364315][ T274] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.364467][ T274] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.364609][ T274] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.364749][ T274] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.364887][ T274] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.365026][ T274] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.365165][ T274] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.365305][ T274] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.365489][ T274] ? move_addr_to_kernel (net/socket.c:258) [ 12.365632][ T274] ___sys_sendmsg (net/socket.c:2752) [ 12.365768][ T274] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.365907][ T274] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.366054][ T274] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.366199][ T274] __sys_sendmsg (net/socket.c:2784) [ 12.366338][ T274] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.366495][ T274] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.366634][ T274] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.366772][ T274] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.366911][ T274] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.367048][ T274] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.367195][ T274] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.367373][ T274] RIP: 0033:0x7fe581c3c08e [ 12.367524][ T274] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.368016][ T274] RSP: 002b:00007ffd127ed9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.368230][ T274] RAX: ffffffffffffffda RBX: 00007ffd127ee1b0 RCX: 00007fe581c3c08e [ 12.368448][ T274] RDX: 0000000000000000 RSI: 00007ffd127edaa0 RDI: 0000000000000005 [ 12.368654][ T274] RBP: 00007ffd127eda00 R08: 0000000000000000 R09: 0000000000000000 [ 12.368860][ T274] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.369067][ T274] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd127ee170 | [ 12.370785][ T274] ------------[ cut here ]------------ | [ 12.370923][ T274] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/274 | [ 12.371170][ T274] Modules linked in: ip_gre gre | [ 12.371600][ T274] Tainted: [W]=WARN [ 12.371704][ T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.371874][ T274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.372050][ T274] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.372549][ T274] RSP: 0018:ffa00000009071b0 EFLAGS: 00010286 [ 12.372720][ T274] RAX: 00000000ffffffa6 RBX: ff1100000d830e40 RCX: 1ff4000000120dfc [ 12.372922][ T274] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d830efc [ 12.373131][ T274] RBP: ff1100000f9a9000 R08: 1fe2200001b061e1 R09: ff11000010188b80 [ 12.373336][ T274] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 12.373587][ T274] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 12.373792][ T274] FS: 00007fe581a02840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 12.374029][ T274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.374201][ T274] CR2: 00007fe581bfb460 CR3: 0000000004b84001 CR4: 0000000000771ef0 [ 12.374416][ T274] PKRU: 55555554 [ 12.374518][ T274] Call Trace: [ 12.374619][ T274] [ 12.374689][ T274] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.374937][ T274] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.375092][ T274] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.375201][ T274] __dev_notify_flags (net/core/dev.c:9787) [ 12.375341][ T274] ? netdev_update_features (net/core/dev.c:11098) [ 12.375579][ T274] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 12.375754][ T274] ? netif_change_name (net/core/dev.c:1495) [ 12.375888][ T274] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 12.376022][ T274] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 12.376253][ T274] ? register_vlan_dev (net/8021q/vlan.c:196) [ 12.376400][ T274] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 12.376543][ T274] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 12.376680][ T274] ? nla_strscpy (lib/nlattr.c:795) [ 12.376905][ T274] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 12.377042][ T274] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.377182][ T274] ? __dev_get_by_name (net/core/dev.c:883) [ 12.377317][ T274] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.377561][ T274] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.377703][ T274] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.377842][ T274] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.377976][ T274] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.378205][ T274] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.378340][ T274] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.378487][ T274] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.378627][ T274] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.378855][ T274] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.378991][ T274] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.379128][ T274] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.379265][ T274] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.379410][ T274] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.379550][ T274] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.379684][ T274] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.379822][ T274] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.380046][ T274] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.380188][ T274] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.380328][ T274] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.380474][ T274] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.380699][ T274] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.380835][ T274] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.380969][ T274] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.381104][ T274] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.381333][ T274] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.381485][ T274] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.381622][ T274] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.381756][ T274] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.381982][ T274] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.382152][ T274] ? move_addr_to_kernel (net/socket.c:258) [ 12.382292][ T274] ___sys_sendmsg (net/socket.c:2752) [ 12.382437][ T274] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.382663][ T274] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.382808][ T274] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.382947][ T274] __sys_sendmsg (net/socket.c:2784) [ 12.383081][ T274] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.383316][ T274] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.383463][ T274] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.383599][ T274] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.383733][ T274] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.383958][ T274] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.384095][ T274] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.384264][ T274] RIP: 0033:0x7fe581c3c08e [ 12.384512][ T274] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.384993][ T274] RSP: 002b:00007ffd127ed9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.385294][ T274] RAX: ffffffffffffffda RBX: 00007ffd127ee1b0 RCX: 00007fe581c3c08e [ 12.385508][ T274] RDX: 0000000000000000 RSI: 00007ffd127edaa0 RDI: 0000000000000005 [ 12.385710][ T274] RBP: 00007ffd127eda00 R08: 0000000000000000 R09: 0000000000000000 [ 12.386003][ T274] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.386212][ T274] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd127ee170 | [ 12.429032][ T275] ------------[ cut here ]------------ | [ 12.429209][ T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/275 | [ 12.429463][ T275] Modules linked in: ip_gre gre | [ 12.429908][ T275] Tainted: [W]=WARN [ 12.430013][ T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.430191][ T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.430377][ T275] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.430876][ T275] RSP: 0018:ffa0000000917090 EFLAGS: 00010286 [ 12.431051][ T275] RAX: 00000000ffffffa6 RBX: ff1100000cbbac80 RCX: 1ff4000000122dd8 [ 12.431264][ T275] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cbbad3c [ 12.431483][ T275] RBP: ff1100000ef4c000 R08: 1fe22000019775a9 R09: ff11000010318b80 [ 12.431690][ T275] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 12.431895][ T275] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 12.432102][ T275] FS: 00007fdc98c0b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 12.432356][ T275] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.432538][ T275] CR2: 000000000042e5e0 CR3: 000000000ccad003 CR4: 0000000000771ef0 [ 12.432746][ T275] PKRU: 55555554 [ 12.432850][ T275] Call Trace: [ 12.432953][ T275] [ 12.433024][ T275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.433169][ T275] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 12.433308][ T275] notifier_call_chain (kernel/notifier.c:85) [ 12.433464][ T275] __netdev_upper_dev_link (net/core/dev.c:8931) [ 12.433608][ T275] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 12.433749][ T275] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 12.433891][ T275] netdev_upper_dev_link (net/core/dev.c:8972) [ 12.434031][ T275] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 12.434175][ T275] register_vlan_dev (net/8021q/vlan.c:183) [ 12.434315][ T275] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 12.434478][ T275] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 12.434616][ T275] ? nla_strscpy (lib/nlattr.c:795) [ 12.434756][ T275] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 12.434896][ T275] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.435036][ T275] ? __dev_get_by_name (net/core/dev.c:883) [ 12.435178][ T275] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.435324][ T275] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.435475][ T275] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.435617][ T275] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.435756][ T275] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.435895][ T275] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.436033][ T275] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.436175][ T275] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.436322][ T275] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.436474][ T275] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.436612][ T275] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.436750][ T275] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.436887][ T275] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.437025][ T275] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.437165][ T275] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.437302][ T275] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.437453][ T275] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.437592][ T275] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.437730][ T275] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.437871][ T275] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.438011][ T275] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.438159][ T275] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.438299][ T275] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.438454][ T275] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.438609][ T275] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.438749][ T275] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.438891][ T275] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.439031][ T275] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.439174][ T275] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.439312][ T275] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.439494][ T275] ? move_addr_to_kernel (net/socket.c:258) [ 12.439639][ T275] ___sys_sendmsg (net/socket.c:2752) [ 12.439777][ T275] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.439916][ T275] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.440065][ T275] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.440211][ T275] __sys_sendmsg (net/socket.c:2784) [ 12.440374][ T275] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.440524][ T275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.440662][ T275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.440801][ T275] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.440939][ T275] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.441077][ T275] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.441222][ T275] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.441402][ T275] RIP: 0033:0x7fdc98e4508e [ 12.441549][ T275] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.442038][ T275] RSP: 002b:00007ffcd31b9140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.442251][ T275] RAX: ffffffffffffffda RBX: 00007ffcd31b9900 RCX: 00007fdc98e4508e [ 12.442471][ T275] RDX: 0000000000000000 RSI: 00007ffcd31b91f0 RDI: 0000000000000005 [ 12.442678][ T275] RBP: 00007ffcd31b9150 R08: 0000000000000000 R09: 0000000000000000 [ 12.442884][ T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.443090][ T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd31b98c0 | [ 12.444737][ T275] ------------[ cut here ]------------ | [ 12.444870][ T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/275 | [ 12.445101][ T275] Modules linked in: ip_gre gre | [ 12.445529][ T275] Tainted: [W]=WARN [ 12.445630][ T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.445799][ T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.445973][ T275] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.446470][ T275] RSP: 0018:ffa00000009171b0 EFLAGS: 00010286 [ 12.446642][ T275] RAX: 00000000ffffffa6 RBX: ff1100000cbba900 RCX: 1ff4000000122dfc [ 12.446843][ T275] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cbba9bc [ 12.447045][ T275] RBP: ff11000012819000 R08: 1fe2200001977539 R09: ff11000010318b80 [ 12.447251][ T275] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 12.447467][ T275] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 12.447670][ T275] FS: 00007fdc98c0b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 12.447904][ T275] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.448072][ T275] CR2: 000000000042e5e0 CR3: 000000000ccad003 CR4: 0000000000771ef0 [ 12.448278][ T275] PKRU: 55555554 [ 12.448385][ T275] Call Trace: [ 12.448491][ T275] [ 12.448561][ T275] ? register_vlan_dev (net/8021q/vlan.c:188) [ 12.448696][ T275] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.448833][ T275] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.448967][ T275] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.449070][ T275] __dev_notify_flags (net/core/dev.c:9787) [ 12.449211][ T275] ? netdev_update_features (net/core/dev.c:11098) [ 12.449350][ T275] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 12.449525][ T275] ? netif_change_name (net/core/dev.c:1495) [ 12.449659][ T275] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 12.449804][ T275] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 12.449941][ T275] ? register_vlan_dev (net/8021q/vlan.c:196) [ 12.450076][ T275] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 12.450218][ T275] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 12.450357][ T275] ? nla_strscpy (lib/nlattr.c:795) [ 12.450502][ T275] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 12.450640][ T275] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 12.450776][ T275] ? __dev_get_by_name (net/core/dev.c:883) [ 12.450910][ T275] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 12.451053][ T275] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 12.451198][ T275] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.451338][ T275] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.451490][ T275] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.451630][ T275] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.451767][ T275] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.451902][ T275] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.452043][ T275] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.452184][ T275] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.452320][ T275] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.452467][ T275] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.452604][ T275] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.452739][ T275] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.452877][ T275] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.453012][ T275] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.453153][ T275] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.453289][ T275] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.453434][ T275] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.453574][ T275] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.453709][ T275] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.453845][ T275] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.453982][ T275] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.454117][ T275] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.454258][ T275] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.454402][ T275] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.454542][ T275] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.454678][ T275] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.454813][ T275] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.454947][ T275] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.455114][ T275] ? move_addr_to_kernel (net/socket.c:258) [ 12.455259][ T275] ___sys_sendmsg (net/socket.c:2752) [ 12.455401][ T275] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.455539][ T275] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.455684][ T275] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 12.455822][ T275] __sys_sendmsg (net/socket.c:2784) [ 12.455956][ T275] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.456112][ T275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.456252][ T275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.456399][ T275] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.456536][ T275] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.456673][ T275] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.456810][ T275] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.456977][ T275] RIP: 0033:0x7fdc98e4508e [ 12.457118][ T275] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.457623][ T275] RSP: 002b:00007ffcd31b9140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.457829][ T275] RAX: ffffffffffffffda RBX: 00007ffcd31b9900 RCX: 00007fdc98e4508e [ 12.458030][ T275] RDX: 0000000000000000 RSI: 00007ffcd31b91f0 RDI: 0000000000000005 [ 12.458233][ T275] RBP: 00007ffcd31b9150 R08: 0000000000000000 R09: 0000000000000000 [ 12.458445][ T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.458647][ T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd31b98c0 | [ 12.483688][ T276] ------------[ cut here ]------------ | [ 12.483847][ T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/276 | [ 12.484082][ T276] Modules linked in: ip_gre gre | [ 12.484514][ T276] Tainted: [W]=WARN [ 12.484615][ T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.484782][ T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.484956][ T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.485466][ T276] RSP: 0018:ffa0000000917020 EFLAGS: 00010286 [ 12.485644][ T276] RAX: 00000000ffffffa6 RBX: ff1100000cbbb540 RCX: 1ff4000000122dca [ 12.485845][ T276] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cbbb5fc [ 12.486045][ T276] RBP: ff1100000f9a9000 R08: 1fe22000019776c1 R09: ff1100001031ae58 [ 12.486249][ T276] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 12.486460][ T276] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 12.486663][ T276] FS: 00007f66a1a20840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 12.486915][ T276] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.487081][ T276] CR2: 00007f66a1cf01a0 CR3: 0000000004b84003 CR4: 0000000000771ef0 [ 12.487298][ T276] PKRU: 55555554 [ 12.487416][ T276] Call Trace: [ 12.487516][ T276] [ 12.487586][ T276] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 12.487733][ T276] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.487873][ T276] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.487974][ T276] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 12.488107][ T276] __dev_notify_flags (net/core/dev.c:9787) [ 12.488248][ T276] ? netif_change_name (net/core/dev.c:1495) [ 12.488393][ T276] ? __dev_change_flags (net/core/dev.c:9752) [ 12.488527][ T276] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 12.488661][ T276] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.488796][ T276] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 12.488931][ T276] netif_change_flags (net/core/dev.c:9820) [ 12.489064][ T276] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 12.489201][ T276] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 12.489341][ T276] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 12.489487][ T276] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 12.489651][ T276] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.489785][ T276] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.489916][ T276] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.490048][ T276] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.490197][ T276] ? __kernel_text_address (kernel/extable.c:79) [ 12.490330][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.490558][ T276] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.490694][ T276] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.490827][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.490959][ T276] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.491091][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.491229][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.491454][ T276] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 12.491591][ T276] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 12.491726][ T276] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 12.491859][ T276] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.491993][ T276] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 12.492129][ T276] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 12.492268][ T276] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.492486][ T276] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.492715][ T276] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.492847][ T276] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.492980][ T276] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.493113][ T276] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.493253][ T276] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.493448][ T276] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.493581][ T276] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.493713][ T276] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.493862][ T276] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.494004][ T276] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.494137][ T276] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.494277][ T276] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.494472][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.494608][ T276] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.494739][ T276] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.494873][ T276] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.495005][ T276] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.495138][ T276] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.495286][ T276] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.495483][ T276] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.495618][ T276] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.495751][ T276] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.495884][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.496018][ T276] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.496157][ T276] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.496291][ T276] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.497497][ T276] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.499177][ T276] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.499316][ T276] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.499611][ T276] ? move_addr_to_kernel (net/socket.c:258) [ 12.499750][ T276] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.499882][ T276] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.500016][ T276] ___sys_sendmsg (net/socket.c:2752) [ 12.500156][ T276] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 12.500322][ T276] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.500528][ T276] __sys_sendmsg (net/socket.c:2784) [ 12.500662][ T276] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.500794][ T276] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 12.500962][ T276] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.501096][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.501234][ T276] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.501395][ T276] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.501532][ T276] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.501666][ T276] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.501830][ T276] RIP: 0033:0x7f66a1c5a08e [ 12.501970][ T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.502459][ T276] RSP: 002b:00007ffd3acdf790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.502662][ T276] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f66a1c5a08e [ 12.502861][ T276] RDX: 0000000000000000 RSI: 00007ffd3acdf840 RDI: 0000000000000005 [ 12.503058][ T276] RBP: 00007ffd3acdf7a0 R08: 0000000000000000 R09: 0000000000000000 [ 12.503262][ T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.503473][ T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3acdff10 | [ 12.537016][ T278] ------------[ cut here ]------------ | [ 12.537327][ T278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/278 | [ 12.537575][ T278] Modules linked in: ip_gre gre | [ 12.538019][ T278] Tainted: [W]=WARN [ 12.538119][ T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.538290][ T278] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.538475][ T278] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.538951][ T278] RSP: 0018:ffa0000000917020 EFLAGS: 00010286 [ 12.539124][ T278] RAX: 00000000ffffffa6 RBX: ff1100001276e3c0 RCX: 1ff4000000122dca [ 12.539325][ T278] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001276e47c [ 12.539534][ T278] RBP: ff11000012819000 R08: 1fe22000024edc91 R09: ff1100000abf2e58 [ 12.539734][ T278] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 12.539931][ T278] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 12.540148][ T278] FS: 00007f1fb9bbb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 12.540393][ T278] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.540560][ T278] CR2: 0000000022670988 CR3: 0000000004dbe002 CR4: 0000000000771ef0 [ 12.540766][ T278] PKRU: 55555554 [ 12.540866][ T278] Call Trace: [ 12.540968][ T278] [ 12.541037][ T278] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 12.541175][ T278] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.541308][ T278] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.541421][ T278] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 12.541554][ T278] __dev_notify_flags (net/core/dev.c:9787) [ 12.541687][ T278] ? netif_change_name (net/core/dev.c:1495) [ 12.541823][ T278] ? __dev_change_flags (net/core/dev.c:9752) [ 12.541956][ T278] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 12.542087][ T278] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.542224][ T278] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 12.542362][ T278] netif_change_flags (net/core/dev.c:9820) [ 12.542500][ T278] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 12.542634][ T278] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 12.542767][ T278] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 12.542901][ T278] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 12.543064][ T278] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.543197][ T278] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.543328][ T278] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.543470][ T278] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.543603][ T278] ? __kernel_text_address (kernel/extable.c:79) [ 12.543737][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.543872][ T278] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.544004][ T278] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.544138][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.544275][ T278] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.544473][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.544605][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.544737][ T278] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 12.544871][ T278] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 12.545003][ T278] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 12.545135][ T278] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 12.545273][ T278] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 12.545471][ T278] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 12.545606][ T278] rtnl_newlink (net/core/rtnetlink.c:4150) [ 12.545739][ T278] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.545869][ T278] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.546003][ T278] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.546135][ T278] ? mark_usage (kernel/locking/lockdep.c:4674) [ 12.546270][ T278] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.546486][ T278] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.546694][ T278] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.546823][ T278] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.546959][ T278] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.547094][ T278] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 12.547229][ T278] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 12.547459][ T278] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.547591][ T278] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.547720][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.547853][ T278] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.547984][ T278] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 12.548120][ T278] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 12.548257][ T278] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.548483][ T278] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.548619][ T278] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.548750][ T278] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.548887][ T278] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.549020][ T278] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.549157][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 12.549290][ T278] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 12.549459][ T278] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 12.549594][ T278] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 12.549727][ T278] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 12.549858][ T278] ? copy_msghdr_from_user (net/socket.c:2635) [ 12.549989][ T278] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 12.550157][ T278] ? move_addr_to_kernel (net/socket.c:258) [ 12.550291][ T278] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.550434][ T278] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 12.550567][ T278] ___sys_sendmsg (net/socket.c:2752) [ 12.550697][ T278] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 12.550859][ T278] ? copy_msghdr_from_user (net/socket.c:2603) [ 12.551003][ T278] __sys_sendmsg (net/socket.c:2784) [ 12.551133][ T278] ? __sys_sendmsg_sock (net/socket.c:2765) [ 12.551269][ T278] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 12.551446][ T278] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.551578][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.551708][ T278] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 12.551843][ T278] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 12.551973][ T278] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 12.552103][ T278] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.552270][ T278] RIP: 0033:0x7f1fb9df508e [ 12.552418][ T278] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.552886][ T278] RSP: 002b:00007ffde140c980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.553083][ T278] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1fb9df508e [ 12.553287][ T278] RDX: 0000000000000000 RSI: 00007ffde140ca30 RDI: 0000000000000005 [ 12.553493][ T278] RBP: 00007ffde140c990 R08: 0000000000000000 R09: 0000000000000000 [ 12.553688][ T278] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbe [ 12.553883][ T278] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde140d100 | [ 12.925478][ T12] ------------[ cut here ]------------ | [ 12.925694][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 12.926000][ T12] Modules linked in: ip_gre gre | [ 12.926598][ T12] Tainted: [W]=WARN [ 12.926740][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.926948][ T12] Workqueue: netns cleanup_net [ 12.927133][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.927376][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.927911][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 12.928131][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62f540 RCX: 1ff4000000018ec7 [ 12.928388][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f5fc [ 12.928637][ T12] RBP: ff1100000fca1000 R08: 1fe22000016c5ec1 R09: ff11000001aed1d0 [ 12.928880][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 12.929121][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 12.929384][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 12.929666][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.929875][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 12.930116][ T12] PKRU: 55555554 [ 12.930279][ T12] Call Trace: [ 12.930451][ T12] [ 12.930569][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.930750][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.930899][ T12] netif_close_many (net/core/dev.c:1804) [ 12.931084][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 12.931272][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 12.931505][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 12.931717][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 12.931895][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 12.932100][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 12.932290][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 12.932495][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 12.932676][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 12.932855][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 12.933035][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 12.933225][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 12.933428][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 12.933607][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.933790][ T12] cleanup_net (net/core/net_namespace.c:702) [ 12.933974][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 12.934152][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 12.934340][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.934540][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.934721][ T12] process_one_work (kernel/workqueue.c:3314) [ 12.934903][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 12.935082][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.935278][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 12.935488][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 12.935680][ T12] kthread (kernel/kthread.c:436) [ 12.935830][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.936070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.936258][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 12.936463][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 12.936676][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 12.936857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.937037][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.939401][ T12] ------------[ cut here ]------------ | [ 12.939580][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 12.939888][ T12] Modules linked in: ip_gre gre | [ 12.940457][ T12] Tainted: [W]=WARN [ 12.940608][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.940820][ T12] Workqueue: netns cleanup_net [ 12.941095][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.941323][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.941852][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 12.942066][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cbbae40 RCX: 1ff4000000018e80 [ 12.942319][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cbbaefc [ 12.942589][ T12] RBP: ff1100000f9a9000 R08: 1fe22000019775e1 R09: ff11000001aed1d0 [ 12.942836][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 12.943078][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 12.943360][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 12.943652][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.943950][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 12.944204][ T12] PKRU: 55555554 [ 12.944369][ T12] Call Trace: [ 12.944526][ T12] [ 12.944647][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 12.944833][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 12.944984][ T12] netif_close_many (net/core/dev.c:1804) [ 12.945172][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 12.945464][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.945649][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 12.945836][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 12.946023][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 12.946214][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 12.946419][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 12.946608][ T12] notifier_call_chain (kernel/notifier.c:85) [ 12.946796][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 12.946987][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 12.947173][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 12.947416][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 12.947631][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 12.947905][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 12.948119][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 12.948312][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 12.948603][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 12.948785][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 12.948968][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 12.949164][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 12.949457][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 12.949645][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 12.949823][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.950006][ T12] cleanup_net (net/core/net_namespace.c:702) [ 12.950283][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 12.950488][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 12.950675][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.950855][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.951120][ T12] process_one_work (kernel/workqueue.c:3314) [ 12.951314][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 12.951517][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.951704][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 12.951973][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 12.952159][ T12] kthread (kernel/kthread.c:436) [ 12.952315][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.952549][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.952814][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 12.952996][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 12.953220][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 12.953425][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.953692][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.963749][ T12] ------------[ cut here ]------------ | [ 12.963921][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 12.964218][ T12] Modules linked in: ip_gre gre | [ 12.965511][ T12] Tainted: [W]=WARN [ 12.965706][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.965959][ T12] Workqueue: netns cleanup_net [ 12.966196][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.966477][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.967001][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 12.967259][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e31c0 RCX: 1ff4000000018eed [ 12.967555][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e327c [ 12.967831][ T12] RBP: ff1100000ece4000 R08: 1fe2200001afc651 R09: ff11000001aed1d0 [ 12.968106][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 12.968426][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 12.968705][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 12.969010][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.969266][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 12.969561][ T12] PKRU: 55555554 [ 12.969749][ T12] Call Trace: [ 12.969931][ T12] [ 12.970071][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 12.970287][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 12.970512][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 12.970684][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 12.970858][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 12.971029][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 12.971216][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 12.971412][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 12.971589][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 12.971759][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.971934][ T12] cleanup_net (net/core/net_namespace.c:702) [ 12.972106][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 12.972288][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 12.972484][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.972662][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.972836][ T12] process_one_work (kernel/workqueue.c:3314) [ 12.973013][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 12.973187][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.973382][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 12.973571][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 12.973743][ T12] kthread (kernel/kthread.c:436) [ 12.973887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.974089][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.974271][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 12.974473][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 12.974678][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 12.974850][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.975026][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.977952][ T12] ------------[ cut here ]------------ | [ 12.978130][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 12.978464][ T12] Modules linked in: ip_gre gre | [ 12.978963][ T12] Tainted: [W]=WARN [ 12.979107][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.979319][ T12] Workqueue: netns cleanup_net [ 12.979522][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.979730][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.980224][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 12.980453][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3e00 RCX: 1ff4000000018eed [ 12.980682][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3ebc [ 12.980909][ T12] RBP: ff11000009981000 R08: 1fe2200001afc7d9 R09: ff11000001aed1d0 [ 12.981138][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 12.981402][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 12.981637][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 12.981894][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.982093][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 12.982330][ T12] PKRU: 55555554 [ 12.982496][ T12] Call Trace: [ 12.982638][ T12] [ 12.982751][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 12.982957][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 12.983156][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 12.983333][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 12.983532][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 12.983706][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 12.983878][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 12.984051][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 12.984237][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 12.984428][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 12.984615][ T12] cleanup_net (net/core/net_namespace.c:702) [ 12.984787][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 12.984956][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 12.985127][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 12.985304][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 12.985503][ T12] process_one_work (kernel/workqueue.c:3314) [ 12.985682][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 12.985851][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 12.986027][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 12.986210][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 12.986404][ T12] kthread (kernel/kthread.c:436) [ 12.986546][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.986744][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.986918][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 12.987088][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 12.987296][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 12.987491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 12.987664][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.993904][ T12] ------------[ cut here ]------------ | [ 12.994075][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 12.994411][ T12] Modules linked in: ip_gre gre | [ 12.994941][ T12] Tainted: [W]=WARN [ 12.995084][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.995297][ T12] Workqueue: netns cleanup_net [ 12.995624][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 12.995947][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 12.996540][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 12.996838][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e19d1c0 RCX: 1ff4000000018e99 [ 12.997121][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e19d27c [ 12.997436][ T12] RBP: ff1100000f9a9000 R08: 1fe2200001c33a51 R09: ff11000001aed1d0 [ 12.997733][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 12.998018][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 12.998314][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 12.998655][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.998910][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 12.999207][ T12] PKRU: 55555554 [ 12.999423][ T12] Call Trace: [ 12.999618][ T12] [ 12.999781][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.000042][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.000315][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.000565][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.000791][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 13.001046][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 13.001286][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 13.001538][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 13.001764][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 13.001997][ T12] notifier_call_chain (kernel/notifier.c:85) [ 13.002260][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 13.002546][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.002802][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.003028][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.003263][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.003516][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.003772][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.004053][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.004370][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.004652][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.004927][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.005216][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.005512][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.005786][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.006035][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.006224][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.006433][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.006620][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.006803][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.006988][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.007168][ T12] kthread (kernel/kthread.c:436) [ 13.007318][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.007579][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.007775][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.007953][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.008162][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.008361][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.008547][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.011097][ T12] ------------[ cut here ]------------ | [ 13.011271][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.011600][ T12] Modules linked in: ip_gre gre | [ 13.012142][ T12] Tainted: [W]=WARN [ 13.012295][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.012526][ T12] Workqueue: netns cleanup_net [ 13.012708][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.012918][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.013464][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.013674][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e19d540 RCX: 1ff4000000018eed [ 13.013908][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e19d5fc [ 13.014144][ T12] RBP: ff1100000fca1000 R08: 1fe2200001c33ac1 R09: ff11000001aed1d0 [ 13.014409][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.014645][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.014881][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.015144][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.015378][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.015625][ T12] PKRU: 55555554 [ 13.015767][ T12] Call Trace: [ 13.015910][ T12] [ 13.016025][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.016317][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.016542][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.016723][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.016975][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.017179][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.017371][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.017560][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.017812][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.017986][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.018173][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.018369][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.018628][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.018806][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.018993][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.019175][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.019485][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.019663][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.019849][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.020070][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.020331][ T12] kthread (kernel/kthread.c:436) [ 13.020648][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.020870][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.021044][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.021237][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.021480][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.021658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.021835][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.024951][ T12] ------------[ cut here ]------------ | [ 13.025120][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.025452][ T12] Modules linked in: ip_gre gre | [ 13.025979][ T12] Tainted: [W]=WARN [ 13.026126][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.026339][ T12] Workqueue: netns cleanup_net [ 13.026579][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.026804][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.027402][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.027615][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e19c3c0 RCX: 1ff4000000018eed [ 13.027929][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e19c47c [ 13.028164][ T12] RBP: ff110000129d4000 R08: 1fe2200001c33891 R09: ff11000001aed1d0 [ 13.028469][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.028712][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.028968][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.029420][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.029650][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.030033][ T12] PKRU: 55555554 [ 13.030263][ T12] Call Trace: [ 13.030429][ T12] [ 13.030549][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.030762][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.030968][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.031147][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.031335][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.031534][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.031712][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.031889][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.032066][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.032251][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.032482][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.032679][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.032927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.033182][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.033374][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.033563][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.033745][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.033919][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.034104][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.034298][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.034572][ T12] kthread (kernel/kthread.c:436) [ 13.034717][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.034923][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.035101][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.035296][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.035530][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.035707][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.035884][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.039263][ T12] ------------[ cut here ]------------ | [ 13.040026][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.040514][ T12] Modules linked in: ip_gre gre | [ 13.041240][ T12] Tainted: [W]=WARN [ 13.041509][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.041777][ T12] Workqueue: netns cleanup_net [ 13.042018][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.042308][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.042946][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.043215][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e19c740 RCX: 1ff4000000018eed [ 13.043533][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e19c7fc [ 13.043834][ T12] RBP: ff11000009811000 R08: 1fe2200001c33901 R09: ff11000001aed1d0 [ 13.044141][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.044479][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.044765][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.045124][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.045407][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.045698][ T12] PKRU: 55555554 [ 13.045887][ T12] Call Trace: [ 13.046075][ T12] [ 13.046242][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.046522][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.046795][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.047039][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.047271][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.047545][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.047770][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.048045][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.048286][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.048531][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.048760][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.048999][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.049275][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.049522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.049747][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.049987][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.050225][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.050472][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.050702][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.050993][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.051226][ T12] kthread (kernel/kthread.c:436) [ 13.051441][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.051694][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.051931][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.052157][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.052444][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.052660][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.052867][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.055710][ T12] ------------[ cut here ]------------ | [ 13.055944][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.056247][ T12] Modules linked in: ip_gre gre | [ 13.057293][ T12] Tainted: [W]=WARN [ 13.057554][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.057856][ T12] Workqueue: netns cleanup_net [ 13.058129][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.058468][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.059030][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.059293][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000018eed [ 13.059601][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 13.059880][ T12] RBP: ff11000010274000 R08: 1fe2200002514021 R09: ff11000001aed1d0 [ 13.060194][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.060498][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.060781][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.061100][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.061405][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.061724][ T12] PKRU: 55555554 [ 13.061913][ T12] Call Trace: [ 13.062101][ T12] [ 13.062274][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.062553][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.062804][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.063025][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.063256][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.063500][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.063721][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.063945][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.064179][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.064424][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.064650][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.064875][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.065094][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.065335][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.065638][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.065918][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.066229][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.066521][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.066799][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.067080][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.067373][ T12] kthread (kernel/kthread.c:436) [ 13.067610][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.067871][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.068113][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.068416][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.068670][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.068896][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.069117][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.091560][ T12] ------------[ cut here ]------------ | [ 13.091739][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.091991][ T12] Modules linked in: ip_gre gre | [ 13.092761][ T12] Tainted: [W]=WARN [ 13.092857][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.093009][ T12] Workqueue: netns cleanup_net [ 13.093137][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.093302][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.093776][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.093932][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a03c0 RCX: 1ff4000000018eed [ 13.094117][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a047c [ 13.094337][ T12] RBP: ff1100000ee21000 R08: 1fe2200002514091 R09: ff11000001aed1d0 [ 13.094527][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 13.094708][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.094898][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.095113][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.095273][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.095493][ T12] PKRU: 55555554 [ 13.095584][ T12] Call Trace: [ 13.095681][ T12] [ 13.095746][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.095904][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.096055][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.096182][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.096304][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.096438][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.096561][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.096692][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.096815][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.096935][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.097060][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.097186][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.097306][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.097437][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.097558][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.097683][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.097807][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.097929][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.098055][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.098186][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.098307][ T12] kthread (kernel/kthread.c:436) [ 13.098408][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.098560][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.098686][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.098808][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.098964][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.099090][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.099220][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.101319][ T12] ------------[ cut here ]------------ | [ 13.101451][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.101716][ T12] Modules linked in: ip_gre gre | [ 13.102116][ T12] Tainted: [W]=WARN [ 13.102213][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.102388][ T12] Workqueue: netns cleanup_net [ 13.102521][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.102679][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.103134][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.103296][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0740 RCX: 1ff4000000018eed [ 13.103484][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a07fc [ 13.103667][ T12] RBP: ff11000009c39000 R08: 1fe2200002514101 R09: ff11000001aed1d0 [ 13.103847][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 13.104051][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.104239][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.104464][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.104617][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.104801][ T12] PKRU: 55555554 [ 13.104893][ T12] Call Trace: [ 13.104987][ T12] [ 13.105051][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.105210][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.105367][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.105493][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.105616][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.105759][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.105881][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.106005][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.106133][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.106264][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.106405][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.106529][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.106650][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.106773][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.106894][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.107017][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.107143][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.107271][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.107408][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.107535][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.107659][ T12] kthread (kernel/kthread.c:436) [ 13.107751][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.107903][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.108029][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.108158][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.108311][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.108442][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.108565][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.110615][ T12] ------------[ cut here ]------------ | [ 13.110755][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.111001][ T12] Modules linked in: ip_gre gre | [ 13.111484][ T12] Tainted: [W]=WARN [ 13.111581][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.111732][ T12] Workqueue: netns cleanup_net [ 13.111857][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.112015][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.112462][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.112631][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61dc40 RCX: 1ff4000000018eed [ 13.112812][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61dcfc [ 13.112993][ T12] RBP: ff1100001000c000 R08: 1fe22000016c3ba1 R09: ff11000001aed1d0 [ 13.113184][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 13.113370][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.113557][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.113770][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.113922][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.114105][ T12] PKRU: 55555554 [ 13.114200][ T12] Call Trace: [ 13.114290][ T12] [ 13.114357][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.114517][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.114667][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.114792][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.114916][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.115047][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.115173][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.115296][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.115428][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.115548][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.115674][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.115796][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.115920][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.116042][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.116165][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.116288][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.116450][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.116588][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.116715][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.116866][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.116988][ T12] kthread (kernel/kthread.c:436) [ 13.117079][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.117235][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.117360][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.117488][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.117647][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.117769][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.117891][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.126669][ T311] ------------[ cut here ]------------ | [ 13.126828][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.127104][ T311] Modules linked in: ip_gre gre | [ 13.127545][ T311] Tainted: [W]=WARN [ 13.127649][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.127819][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.127994][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.128501][ T311] RSP: 0018:ffa0000000737a80 EFLAGS: 00010286 [ 13.128672][ T311] RAX: 00000000ffffffa6 RBX: ff1100000cede3c0 RCX: 1ff40000000e6f16 [ 13.128875][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cede47c [ 13.129100][ T311] RBP: ff1100000f874000 R08: 1fe22000019dbc91 R09: ff1100000ffd5180 [ 13.129307][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.129517][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f874000 [ 13.129741][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.129977][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.130146][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.130367][ T311] PKRU: 55555554 [ 13.130473][ T311] Call Trace: [ 13.130573][ T311] [ 13.130646][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.130784][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.130921][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.131024][ T311] register_netdevice (net/core/dev.c:11488) [ 13.131165][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.131334][ T311] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.131495][ T311] register_netdev (net/core/dev.c:11552) [ 13.131635][ T311] loopback_net_init (drivers/net/loopback.c:218) [ 13.131772][ T311] ops_init (net/core/net_namespace.c:137) [ 13.131876][ T311] setup_net (net/core/net_namespace.c:446) [ 13.131978][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.132113][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.132255][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.132402][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.132541][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.132681][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.132823][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.132958][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.133094][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.133253][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.133463][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.133603][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.133738][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.133874][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.134009][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.134145][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.134285][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.134464][ T311] RIP: 0033:0x7f395daefbcb [ 13.134611][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.135095][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.135309][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.135524][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.135729][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.135932][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.136135][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.138407][ T12] ------------[ cut here ]------------ | [ 13.138543][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.138795][ T12] Modules linked in: ip_gre gre | [ 13.139225][ T12] Tainted: [W]=WARN [ 13.139322][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.139493][ T12] Workqueue: netns cleanup_net [ 13.139627][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.139792][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.140275][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 13.140458][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cedeac0 RCX: 1ff4000000018eaf [ 13.140654][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cedeb7c [ 13.140848][ T12] RBP: ff1100000a911000 R08: 1fe22000019dbd71 R09: ff11000001aed1d0 [ 13.141050][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 13.141244][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ec9000 [ 13.141450][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.141675][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.141835][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.142027][ T12] PKRU: 55555554 [ 13.142123][ T12] Call Trace: [ 13.142222][ T12] [ 13.142290][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.142480][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.142633][ T12] netif_close_many (net/core/dev.c:1804) [ 13.142762][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.142890][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 13.143019][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 13.143184][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 13.143406][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.143536][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.143696][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.143824][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.143996][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 13.144160][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 13.144321][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 13.144512][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.144643][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 13.144772][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 13.144902][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 13.145031][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.145163][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.145295][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.145482][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.145609][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.145738][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.145867][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.145995][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.146127][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.146255][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.146443][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.146582][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.146714][ T12] kthread (kernel/kthread.c:436) [ 13.146811][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.146970][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.147097][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.147229][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.147444][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.147578][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.147705][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.149833][ T12] ------------[ cut here ]------------ | [ 13.150010][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.150324][ T12] Modules linked in: ip_gre gre | [ 13.150901][ T12] Tainted: [W]=WARN [ 13.151048][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.151269][ T12] Workqueue: netns cleanup_net [ 13.151477][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.151698][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.152218][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 13.152455][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cede200 RCX: 1ff4000000018eaf [ 13.152699][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cede2bc [ 13.152943][ T12] RBP: ff11000001ec9000 R08: 1fe22000019dbc59 R09: ff11000001aed1d0 [ 13.153186][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 13.153465][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 13.153710][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.153990][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.154209][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.154499][ T12] PKRU: 55555554 [ 13.154658][ T12] Call Trace: [ 13.154805][ T12] [ 13.154922][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.155104][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 13.155300][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.155475][ T12] netif_close_many (net/core/dev.c:1804) [ 13.155676][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.155857][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 13.156039][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 13.156266][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 13.156524][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.156710][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.156922][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.157103][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.157301][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 13.157538][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 13.157724][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 13.157906][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.158089][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 13.158281][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 13.158497][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 13.158680][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.158878][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.159061][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.159252][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.159456][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.159644][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.159824][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.160006][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.160195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.160389][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.160584][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.160779][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.160961][ T12] kthread (kernel/kthread.c:436) [ 13.161109][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.161329][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.161532][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.161715][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.161926][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.162105][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.162302][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.172431][ T12] ------------[ cut here ]------------ | [ 13.172616][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.172922][ T12] Modules linked in: ip_gre gre | [ 13.173564][ T12] Tainted: [W]=WARN [ 13.173706][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.173909][ T12] Workqueue: netns cleanup_net [ 13.174087][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.174304][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.174815][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 13.175021][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff4000000018ed5 [ 13.175265][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 13.175523][ T12] RBP: ff1100000a911000 R08: 1fe2200001f77d01 R09: ff11000001aed1d0 [ 13.175758][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.175991][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.176237][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.176532][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.176769][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.177006][ T12] PKRU: 55555554 [ 13.177148][ T12] Call Trace: [ 13.177304][ T12] [ 13.177442][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.177658][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.177885][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.178061][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.178245][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 13.178490][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 13.178670][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.178846][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 13.179022][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 13.179226][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 13.179429][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.179607][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.179787][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.179972][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.180147][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.180336][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.180549][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.180732][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.180917][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.181094][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.181302][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.181509][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.181695][ T12] kthread (kernel/kthread.c:436) [ 13.181864][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.182070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.182262][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.182466][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.182674][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.182866][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.183043][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.186013][ T12] ------------[ cut here ]------------ | [ 13.186188][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.186534][ T12] Modules linked in: ip_gre gre | [ 13.187055][ T12] Tainted: [W]=WARN [ 13.187221][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.187451][ T12] Workqueue: netns cleanup_net [ 13.187636][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.187848][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.188388][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 13.188611][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24a040 RCX: 1ff4000000018ed5 [ 13.188844][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24a0fc [ 13.189084][ T12] RBP: ff11000001ec9000 R08: 1fe2200001c49421 R09: ff11000001aed1d0 [ 13.189330][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.189592][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.189851][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.190290][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.190519][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.190758][ T12] PKRU: 55555554 [ 13.190901][ T12] Call Trace: [ 13.191050][ T12] [ 13.191170][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.191409][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.191703][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.191880][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.192058][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 13.192282][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 13.192510][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.192704][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 13.192882][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 13.193061][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 13.193269][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.193472][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.193654][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.193831][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.194021][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.194208][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.194407][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.194929][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.195111][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.195300][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.195509][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.195700][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.195876][ T12] kthread (kernel/kthread.c:436) [ 13.196024][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.196260][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.196466][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.196648][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.196856][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.197035][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.197224][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.200106][ T12] ------------[ cut here ]------------ | [ 13.200490][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 13.200788][ T12] Modules linked in: ip_gre gre | [ 13.201373][ T12] Tainted: [W]=WARN [ 13.201529][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.201739][ T12] Workqueue: netns cleanup_net [ 13.201921][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.202138][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.202675][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 13.202888][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24a740 RCX: 1ff4000000018ed5 [ 13.203128][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24a7fc [ 13.203402][ T12] RBP: ff1100000a2c1000 R08: 1fe2200001c49501 R09: ff11000001aed1d0 [ 13.203638][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.203873][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.204113][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.204426][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.204636][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 13.204872][ T12] PKRU: 55555554 [ 13.205023][ T12] Call Trace: [ 13.205173][ T12] [ 13.205294][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.205534][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.205742][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.205919][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.206098][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 13.206334][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 13.206543][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.206722][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 13.206902][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 13.207083][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 13.207276][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.207474][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.207655][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.207833][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.208012][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.208200][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.208405][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.208594][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.208779][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.208957][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.209136][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.209328][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.209533][ T12] kthread (kernel/kthread.c:436) [ 13.209680][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.209885][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.210065][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.210252][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.210482][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.210658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.210835][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.216116][ T311] ------------[ cut here ]------------ | [ 13.216261][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.216506][ T311] Modules linked in: ip_gre gre | [ 13.216953][ T311] Tainted: [W]=WARN [ 13.217054][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.217227][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.217416][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.217898][ T311] RSP: 0018:ffa0000000737918 EFLAGS: 00010286 [ 13.218068][ T311] RAX: 00000000ffffffa6 RBX: ff1100000c7bd1c0 RCX: 1ff40000000e6ee9 [ 13.218274][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7bd27c [ 13.218488][ T311] RBP: ff11000007f91000 R08: 1fe22000018f7a51 R09: ff1100000ffd5180 [ 13.218692][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.218891][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f91000 [ 13.219090][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.219328][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.219508][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.219713][ T311] PKRU: 55555554 [ 13.219812][ T311] Call Trace: [ 13.219912][ T311] [ 13.219982][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.220116][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.220254][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.220362][ T311] register_netdevice (net/core/dev.c:11488) [ 13.220508][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.220676][ T311] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.220811][ T311] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.220944][ T311] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.221077][ T311] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.221218][ T311] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.221359][ T311] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.221503][ T311] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.221640][ T311] ops_init (net/core/net_namespace.c:137) [ 13.221742][ T311] setup_net (net/core/net_namespace.c:446) [ 13.221844][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.221977][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.222111][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.222252][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.222402][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.222540][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.222674][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.222812][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.222952][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.223088][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.223228][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.223372][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.223515][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.223649][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.223782][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.223915][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.224048][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.224220][ T311] RIP: 0033:0x7f395daefbcb [ 13.224368][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.224848][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.225049][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.225253][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.225466][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.225665][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.225863][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.229998][ T311] ------------[ cut here ]------------ | [ 13.230158][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.230400][ T311] Modules linked in: ip_gre gre | [ 13.230815][ T311] Tainted: [W]=WARN [ 13.230917][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.231085][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.231266][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.231778][ T311] RSP: 0018:ffa00000007378f8 EFLAGS: 00010286 [ 13.231951][ T311] RAX: 00000000ffffffa6 RBX: ff1100000c7bc040 RCX: 1ff40000000e6ee5 [ 13.232156][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7bc0fc [ 13.232361][ T311] RBP: ff11000008481000 R08: 1fe22000018f7821 R09: ff1100000ffd5180 [ 13.232570][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.232773][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008481000 [ 13.232976][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.233217][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.233403][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.233608][ T311] PKRU: 55555554 [ 13.233709][ T311] Call Trace: [ 13.233809][ T311] [ 13.233879][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.234015][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.234156][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.234261][ T311] register_netdevice (net/core/dev.c:11488) [ 13.234409][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.234578][ T311] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.234714][ T311] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.234847][ T311] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.234983][ T311] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.235119][ T311] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.235260][ T311] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.235405][ T311] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 13.235543][ T311] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 13.235681][ T311] vti_init_net (net/ipv4/ip_vti.c:517) [ 13.235817][ T311] ops_init (net/core/net_namespace.c:137) [ 13.235921][ T311] setup_net (net/core/net_namespace.c:446) [ 13.236024][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.236162][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.236299][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.236446][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.236584][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.236723][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.236858][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.236993][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.237127][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.237265][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.237435][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.237573][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.237707][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.237841][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.237975][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.238110][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.238248][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.238429][ T311] RIP: 0033:0x7f395daefbcb [ 13.238572][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.239072][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.239284][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.239496][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.239718][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.239919][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.240122][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.251833][ T311] ------------[ cut here ]------------ | [ 13.251994][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.252234][ T311] Modules linked in: ip_gre gre | [ 13.252671][ T311] Tainted: [W]=WARN [ 13.252771][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.252938][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.253110][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.253602][ T311] RSP: 0018:ffa0000000737a78 EFLAGS: 00010286 [ 13.253809][ T311] RAX: 00000000ffffffa6 RBX: ff1100000e24b1c0 RCX: 1ff40000000e6f15 [ 13.254010][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b27c [ 13.254214][ T311] RBP: ff1100000a81c000 R08: 1fe2200001c49651 R09: ff1100000ffd5180 [ 13.254426][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.254626][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000 [ 13.254824][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.255056][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.255229][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.255439][ T311] PKRU: 55555554 [ 13.255539][ T311] Call Trace: [ 13.255639][ T311] [ 13.255707][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.255845][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.255977][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.256079][ T311] register_netdevice (net/core/dev.c:11488) [ 13.256218][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.256906][ T311] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.257056][ T311] register_netdev (net/core/dev.c:11552) [ 13.257193][ T311] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 13.257328][ T311] ops_init (net/core/net_namespace.c:137) [ 13.257494][ T311] setup_net (net/core/net_namespace.c:446) [ 13.257597][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.257729][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.257861][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.258000][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.258133][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.258274][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.258470][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.258607][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.258741][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.258873][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.259063][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.259199][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.259332][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.259537][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.259672][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.259807][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.259940][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.260105][ T311] RIP: 0033:0x7f395daefbcb [ 13.260248][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.260781][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.260980][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.261182][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.261440][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.261640][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.261840][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.273740][ T311] ------------[ cut here ]------------ | [ 13.273889][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.274125][ T311] Modules linked in: ip_gre gre | [ 13.274561][ T311] Tainted: [W]=WARN [ 13.274685][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.274865][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.275056][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.275559][ T311] RSP: 0018:ffa0000000737a68 EFLAGS: 00010286 [ 13.275726][ T311] RAX: 00000000ffffffa6 RBX: ff110000057bac80 RCX: 1ff40000000e6f13 [ 13.275924][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bad3c [ 13.276131][ T311] RBP: ff1100000f8ec000 R08: 1fe2200000af75a9 R09: ff1100000ffd5180 [ 13.276339][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.276552][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8ec000 [ 13.276751][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.276982][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.277151][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.277357][ T311] PKRU: 55555554 [ 13.277460][ T311] Call Trace: [ 13.277558][ T311] [ 13.277626][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.277759][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.277892][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.277995][ T311] register_netdevice (net/core/dev.c:11488) [ 13.278129][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.278301][ T311] register_netdev (net/core/dev.c:11552) [ 13.278443][ T311] sit_init_net (net/ipv6/sit.c:1860) [ 13.278579][ T311] ops_init (net/core/net_namespace.c:137) [ 13.278681][ T311] setup_net (net/core/net_namespace.c:446) [ 13.278782][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.278914][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.279051][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.279195][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.279330][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.279477][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.279611][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.279743][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.279875][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.280012][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.280160][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.280295][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.280437][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.280570][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.280704][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.280836][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.280968][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.281132][ T311] RIP: 0033:0x7f395daefbcb [ 13.281279][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.281764][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.281962][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.282162][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.282365][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.282571][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.282768][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.287543][ T311] ------------[ cut here ]------------ | [ 13.287698][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.287932][ T311] Modules linked in: ip_gre gre | [ 13.288340][ T311] Tainted: [W]=WARN [ 13.288454][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.288621][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.288794][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.289268][ T311] RSP: 0018:ffa0000000737a78 EFLAGS: 00010286 [ 13.289445][ T311] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff40000000e6f15 [ 13.289643][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 13.289842][ T311] RBP: ff11000006271000 R08: 1fe2200001f77ec1 R09: ff1100000ffd5180 [ 13.290039][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.290242][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006271000 [ 13.290463][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.290699][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.290877][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.291080][ T311] PKRU: 55555554 [ 13.291184][ T311] Call Trace: [ 13.291283][ T311] [ 13.291358][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.291499][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.291635][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.291743][ T311] register_netdevice (net/core/dev.c:11488) [ 13.291878][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.292043][ T311] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.292182][ T311] register_netdev (net/core/dev.c:11552) [ 13.292315][ T311] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 13.292462][ T311] ops_init (net/core/net_namespace.c:137) [ 13.292567][ T311] setup_net (net/core/net_namespace.c:446) [ 13.292670][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.292803][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.292935][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.293069][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.293208][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.293345][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.293490][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.293624][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.293757][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.293889][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.294026][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.294164][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.294296][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.294439][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.294572][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.294706][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.294839][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.295002][ T311] RIP: 0033:0x7f395daefbcb [ 13.295141][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.295630][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.295827][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.296023][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.296226][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.296436][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.296635][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.300668][ T311] ------------[ cut here ]------------ | [ 13.300817][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.301050][ T311] Modules linked in: ip_gre gre | [ 13.301472][ T311] Tainted: [W]=WARN [ 13.301584][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.301756][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.301927][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.302414][ T311] RSP: 0018:ffa0000000737918 EFLAGS: 00010286 [ 13.302594][ T311] RAX: 00000000ffffffa6 RBX: ff1100000bde03c0 RCX: 1ff40000000e6ee9 [ 13.302805][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde047c [ 13.303006][ T311] RBP: ff1100000f9a4000 R08: 1fe22000017bc091 R09: ff1100000ffd5180 [ 13.303208][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.303416][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9a4000 [ 13.303621][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.303857][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.304023][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.304227][ T311] PKRU: 55555554 [ 13.304327][ T311] Call Trace: [ 13.304435][ T311] [ 13.304504][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.304639][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.304771][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.304874][ T311] register_netdevice (net/core/dev.c:11488) [ 13.305013][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.305185][ T311] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.305322][ T311] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.305465][ T311] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.305598][ T311] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.305732][ T311] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.305865][ T311] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.305999][ T311] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.306132][ T311] ops_init (net/core/net_namespace.c:137) [ 13.306240][ T311] setup_net (net/core/net_namespace.c:446) [ 13.306344][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.306486][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.306619][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.306754][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.306888][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.307023][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.307164][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.307301][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.307443][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.307577][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.307725][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.307859][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.307989][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.308122][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.308261][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.308401][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.308536][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.308707][ T311] RIP: 0033:0x7f395daefbcb [ 13.308849][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.309331][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.309546][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.309745][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.309943][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.310144][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.310351][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.312117][ T12] ------------[ cut here ]------------ | [ 13.312261][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.312521][ T12] Modules linked in: ip_gre gre | [ 13.312933][ T12] Tainted: [W]=WARN [ 13.313030][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.313190][ T12] Workqueue: netns cleanup_net [ 13.313320][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.313492][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.313943][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 13.314099][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e86ac80 RCX: 1ff4000000018ec7 [ 13.314293][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e86ad3c [ 13.314488][ T12] RBP: ff1100000ef4c000 R08: 1fe2200001d0d5a9 R09: ff11000001aed1d0 [ 13.314672][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 13.314860][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 13.315051][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.315288][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.315456][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.315645][ T12] PKRU: 55555554 [ 13.315738][ T12] Call Trace: [ 13.315831][ T12] [ 13.315897][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.316024][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.316120][ T12] netif_close_many (net/core/dev.c:1804) [ 13.316252][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 13.316383][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 13.316553][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 13.316711][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.316838][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.316996][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.317121][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.317251][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.317385][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.317516][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.317644][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.317774][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.317901][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.318026][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.318157][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.318285][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.318423][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.318552][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.318678][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.318803][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.318932][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.319058][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.319195][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.319328][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.319463][ T12] kthread (kernel/kthread.c:436) [ 13.319558][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.319711][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.319836][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.319961][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.320116][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.320248][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.320378][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.322080][ T12] ------------[ cut here ]------------ | [ 13.322211][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.322478][ T12] Modules linked in: ip_gre gre | [ 13.322901][ T12] Tainted: [W]=WARN [ 13.322998][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.323161][ T12] Workqueue: netns cleanup_net [ 13.323295][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.323479][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.323939][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 13.324100][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e86b380 RCX: 1ff4000000018e80 [ 13.324299][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e86b43c [ 13.324507][ T12] RBP: ff11000012819000 R08: 1fe2200001d0d689 R09: ff11000001aed1d0 [ 13.324701][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 13.324896][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 13.325091][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.325325][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.325514][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.325710][ T12] PKRU: 55555554 [ 13.325806][ T12] Call Trace: [ 13.325901][ T12] [ 13.325968][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.326100][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.326203][ T12] netif_close_many (net/core/dev.c:1804) [ 13.326333][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 13.326473][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.326604][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 13.326736][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 13.326865][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 13.326995][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.327123][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 13.327258][ T12] notifier_call_chain (kernel/notifier.c:85) [ 13.327401][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 13.327532][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 13.327661][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 13.327825][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 13.328001][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.328132][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.328303][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.328449][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.328580][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.328709][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.328838][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.328968][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.329098][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.329232][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.329364][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.329503][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.329634][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.329761][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.329899][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.330030][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.330163][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.330297][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.330436][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.330570][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.330704][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.330833][ T12] kthread (kernel/kthread.c:436) [ 13.330931][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.331094][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.331226][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.331365][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.331531][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.331660][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.331790][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.333984][ T12] ------------[ cut here ]------------ | [ 13.334103][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.334343][ T12] Modules linked in: ip_gre gre | [ 13.334755][ T12] Tainted: [W]=WARN [ 13.334845][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.334994][ T12] Workqueue: netns cleanup_net [ 13.335117][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.335283][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.335775][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.335931][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24c200 RCX: 1ff4000000018eed [ 13.336108][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24c2bc [ 13.336291][ T12] RBP: ff11000009824000 R08: 1fe2200001c49859 R09: ff11000001aed1d0 [ 13.336528][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 13.336707][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.336886][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.337094][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.337256][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.337538][ T12] PKRU: 55555554 [ 13.337647][ T12] Call Trace: [ 13.337739][ T12] [ 13.337802][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.338011][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.338160][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.338280][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.338452][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.338576][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.338699][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.338821][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.338941][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.339060][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.339187][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.339307][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.339477][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.339598][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.339715][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.339835][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.339958][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.340123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.340253][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.340429][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.340559][ T12] kthread (kernel/kthread.c:436) [ 13.340649][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.340797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.340917][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.341038][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.341190][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.341310][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.341480][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.352330][ T12] ------------[ cut here ]------------ | [ 13.353248][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.353578][ T12] Modules linked in: ip_gre gre | [ 13.353970][ T12] Tainted: [W]=WARN [ 13.354059][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.354213][ T12] Workqueue: netns cleanup_net [ 13.354337][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.354546][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.354977][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.355127][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24c900 RCX: 1ff4000000018eed [ 13.355311][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24c9bc [ 13.355498][ T12] RBP: ff11000004ce9000 R08: 1fe2200001c49939 R09: ff11000001aed1d0 [ 13.355677][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 13.355853][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.356036][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.356248][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.356410][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.356590][ T12] PKRU: 55555554 [ 13.356684][ T12] Call Trace: [ 13.356772][ T12] [ 13.356835][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.356986][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.357141][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.357269][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.357403][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.357523][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.357645][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.357766][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.357887][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.358008][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.358131][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.358257][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.358414][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.358536][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.358660][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.358784][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.358907][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.359026][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.359152][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.359277][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.359408][ T12] kthread (kernel/kthread.c:436) [ 13.359499][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.359655][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.359774][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.359898][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.360046][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.360170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.360289][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.364247][ T12] ------------[ cut here ]------------ | [ 13.364382][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.364635][ T12] Modules linked in: ip_gre gre | [ 13.365043][ T12] Tainted: [W]=WARN [ 13.365136][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.365297][ T12] Workqueue: netns cleanup_net [ 13.365449][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.365614][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.366060][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 13.366221][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24d8c0 RCX: 1ff4000000018e99 [ 13.366416][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24d97c [ 13.366602][ T12] RBP: ff11000012819000 R08: 1fe2200001c49b31 R09: ff11000001aed1d0 [ 13.366786][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 13.366971][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.367160][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.367441][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.367648][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.367833][ T12] PKRU: 55555554 [ 13.367925][ T12] Call Trace: [ 13.368019][ T12] [ 13.368084][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.368247][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.368459][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.368585][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.368708][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 13.368865][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 13.368992][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 13.369116][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 13.369250][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 13.369433][ T12] notifier_call_chain (kernel/notifier.c:85) [ 13.369562][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 13.369720][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.369873][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.369997][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.370138][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.370266][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.370442][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.370568][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.370696][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.370821][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.370954][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.371079][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.371206][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.371331][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.371509][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.371641][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.371769][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.371893][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.372021][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.372155][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.372278][ T12] kthread (kernel/kthread.c:436) [ 13.372425][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.372580][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.372705][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.372830][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.372986][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.373109][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.373237][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.376540][ T12] ------------[ cut here ]------------ | [ 13.376681][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 13.376918][ T12] Modules linked in: ip_gre gre | [ 13.377306][ T12] Tainted: [W]=WARN [ 13.377408][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.377557][ T12] Workqueue: netns cleanup_net [ 13.377679][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.377833][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.378270][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.378432][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24da80 RCX: 1ff4000000018eed [ 13.378689][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24db3c [ 13.379101][ T12] RBP: ff1100000ef4c000 R08: 1fe2200001c49b69 R09: ff11000001aed1d0 [ 13.379285][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 13.379520][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.379697][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.379908][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.380057][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.380241][ T12] PKRU: 55555554 [ 13.380388][ T12] Call Trace: [ 13.380484][ T12] [ 13.380546][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.380699][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.380845][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.380964][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.381082][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.381205][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.381323][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.381493][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.381615][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.381778][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.381900][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.382024][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.382147][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.382274][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.382447][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.382572][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.382701][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.382818][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.382941][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.383067][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.383188][ T12] kthread (kernel/kthread.c:436) [ 13.383278][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.383494][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.383634][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.383757][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.383904][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.384022][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.384141][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.393332][ T12] ------------[ cut here ]------------ | [ 13.393501][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 13.393740][ T12] Modules linked in: ip_gre gre | [ 13.394135][ T12] Tainted: [W]=WARN [ 13.394232][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.394387][ T12] Workqueue: netns cleanup_net [ 13.394517][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.394676][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.395103][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.395260][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24de00 RCX: 1ff4000000018eed [ 13.395451][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24debc [ 13.395631][ T12] RBP: ff1100000503c000 R08: 1fe2200001c49bd9 R09: ff11000001aed1d0 [ 13.395807][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 13.395983][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.396163][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 13.396379][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.396555][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 13.396732][ T12] PKRU: 55555554 [ 13.396821][ T12] Call Trace: [ 13.396909][ T12] [ 13.396971][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.397122][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.397272][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.397401][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.397525][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.397644][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.397764][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.397886][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.398010][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.398128][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.398252][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.398379][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.398504][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.398624][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.398744][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.398881][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.399011][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.399132][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.399259][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.399398][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.399519][ T12] kthread (kernel/kthread.c:436) [ 13.399610][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.399758][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.399881][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.400001][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.400158][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.400277][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.400417][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.402645][ T12] ------------[ cut here ]------------ | [ 13.402764][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 13.402993][ T12] Modules linked in: ip_gre gre | [ 13.403400][ T12] Tainted: [W]=WARN [ 13.403493][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.403662][ T12] Workqueue: netns cleanup_net [ 13.403785][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.403942][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.404381][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.404536][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde18c0 RCX: 1ff4000000018eed [ 13.404713][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde197c [ 13.404892][ T12] RBP: ff11000005019000 R08: 1fe22000017bc331 R09: ff11000001aed1d0 [ 13.405073][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 13.405252][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.405463][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 13.405670][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.405817][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 13.405997][ T12] PKRU: 55555554 [ 13.406090][ T12] Call Trace: [ 13.406212][ T12] [ 13.406274][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.406439][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.406587][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.406711][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.406832][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.406953][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.407076][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.407200][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.407322][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.407457][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.407579][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.407700][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.407838][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.407962][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.408081][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.408210][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.408335][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.408470][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.408595][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.408724][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.408848][ T12] kthread (kernel/kthread.c:436) [ 13.408939][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.409088][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.409212][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.409333][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.409494][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.409612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.409730][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.411939][ T12] ------------[ cut here ]------------ | [ 13.412060][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 13.412297][ T12] Modules linked in: ip_gre gre | [ 13.412704][ T12] Tainted: [W]=WARN [ 13.412794][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.412941][ T12] Workqueue: netns cleanup_net [ 13.413063][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.413220][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.413714][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.413867][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde11c0 RCX: 1ff4000000018eed [ 13.414044][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde127c [ 13.414244][ T12] RBP: ff110000129b4000 R08: 1fe22000017bc251 R09: ff11000001aed1d0 [ 13.414431][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 13.414609][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.414790][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 13.415003][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.415157][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 13.415337][ T12] PKRU: 55555554 [ 13.415437][ T12] Call Trace: [ 13.415526][ T12] [ 13.415588][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.415738][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.415883][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.416003][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.416124][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.416244][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.416369][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.416496][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.416618][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.416735][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.416857][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.416978][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.417100][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.417222][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.417344][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.417491][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.417613][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.417731][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.417859][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.417985][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.418104][ T12] kthread (kernel/kthread.c:436) [ 13.418199][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.418353][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.418478][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.418598][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.418747][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.418896][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.419017][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.421204][ T12] ------------[ cut here ]------------ | [ 13.421326][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 13.422307][ T12] Modules linked in: ip_gre gre | [ 13.422729][ T12] Tainted: [W]=WARN [ 13.422817][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.422967][ T12] Workqueue: netns cleanup_net [ 13.423091][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.423254][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.423694][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.423844][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0900 RCX: 1ff4000000018eed [ 13.424022][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde09bc [ 13.424203][ T12] RBP: ff11000012991000 R08: 1fe22000017bc139 R09: ff11000001aed1d0 [ 13.424385][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 13.424567][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.424745][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 13.424953][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.425102][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 13.425282][ T12] PKRU: 55555554 [ 13.425377][ T12] Call Trace: [ 13.425473][ T12] [ 13.425535][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.425686][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.425832][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.425951][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.426071][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.426192][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.426312][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.426444][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.426566][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.426686][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.426808][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.426928][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.427050][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.427180][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.427300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.427430][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.427553][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.427672][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.427796][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.427919][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.428042][ T12] kthread (kernel/kthread.c:436) [ 13.428134][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.428288][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.428419][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.428540][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.428690][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.428813][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.428933][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.440730][ T12] ------------[ cut here ]------------ | [ 13.440894][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 13.441129][ T12] Modules linked in: ip_gre gre | [ 13.441538][ T12] Tainted: [W]=WARN [ 13.441629][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.441778][ T12] Workqueue: netns cleanup_net [ 13.441901][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.442055][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.442512][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.442663][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2f9e00 RCX: 1ff4000000018eed [ 13.442840][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2f9ebc [ 13.443015][ T12] RBP: ff11000005059000 R08: 1fe220000165f3d9 R09: ff11000001aed1d0 [ 13.443203][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 13.443384][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.443571][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 13.443778][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.443927][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 13.444104][ T12] PKRU: 55555554 [ 13.444195][ T12] Call Trace: [ 13.444284][ T12] [ 13.444352][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.444510][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.444658][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.444779][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.444899][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.445022][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.445141][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.445270][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.445399][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.445518][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.445639][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.445759][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.445876][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.445997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.446115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.446241][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.446380][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.446509][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.446634][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.446758][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.446876][ T12] kthread (kernel/kthread.c:436) [ 13.446971][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.447124][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.447251][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.447375][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.447531][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.447650][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.447773][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.449785][ T12] ------------[ cut here ]------------ | [ 13.449904][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 13.450133][ T12] Modules linked in: ip_gre gre | [ 13.450968][ T12] Tainted: [W]=WARN [ 13.451058][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.451214][ T12] Workqueue: netns cleanup_net [ 13.451336][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.451548][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.451969][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 13.452117][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2f9a80 RCX: 1ff4000000018eed [ 13.452301][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2f9b3c [ 13.452534][ T12] RBP: ff11000005041000 R08: 1fe220000165f369 R09: ff11000001aed1d0 [ 13.452756][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 13.452933][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.453109][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 13.453320][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.453528][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 13.453706][ T12] PKRU: 55555554 [ 13.453794][ T12] Call Trace: [ 13.453882][ T12] [ 13.453945][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.454097][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.454247][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 13.454419][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 13.454543][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.454661][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 13.454785][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.454909][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 13.455033][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.455158][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.455279][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.455451][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.455570][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.455692][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.455810][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.455934][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.456055][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.456180][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.456304][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.456480][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.456599][ T12] kthread (kernel/kthread.c:436) [ 13.456694][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.456841][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.456959][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.457083][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.457240][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.457407][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.457528][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.463373][ T311] ------------[ cut here ]------------ | [ 13.463522][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.463775][ T311] Modules linked in: ip_gre gre | [ 13.464183][ T311] Tainted: [W]=WARN [ 13.464282][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.464460][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.464630][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.465109][ T311] RSP: 0018:ffa0000000737918 EFLAGS: 00010286 [ 13.465279][ T311] RAX: 00000000ffffffa6 RBX: ff1100000b2f98c0 RCX: 1ff40000000e6ee9 [ 13.465491][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2f997c [ 13.465691][ T311] RBP: ff11000012829000 R08: 1fe220000165f331 R09: ff1100000ffd5180 [ 13.465894][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.466090][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012829000 [ 13.466291][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.466533][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.466699][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.466897][ T311] PKRU: 55555554 [ 13.466994][ T311] Call Trace: [ 13.467093][ T311] [ 13.467164][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.467297][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.467445][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.467546][ T311] register_netdevice (net/core/dev.c:11488) [ 13.467696][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.467862][ T311] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.467997][ T311] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.468130][ T311] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.468266][ T311] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.468413][ T311] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.468548][ T311] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.468681][ T311] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.468813][ T311] ops_init (net/core/net_namespace.c:137) [ 13.468914][ T311] setup_net (net/core/net_namespace.c:446) [ 13.469014][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.469144][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.469281][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.469428][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.469562][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.469697][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.469830][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.469961][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.470091][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.470227][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.470362][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.470502][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.470634][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.470765][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.470895][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.471031][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.471165][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.471329][ T311] RIP: 0033:0x7f395daefbcb [ 13.471478][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.471942][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.472141][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.472343][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.472552][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.472756][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.472951][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.485525][ T311] ------------[ cut here ]------------ | [ 13.485677][ T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311 | [ 13.485906][ T311] Modules linked in: ip_gre gre | [ 13.486386][ T311] Tainted: [W]=WARN [ 13.486492][ T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.486657][ T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.486835][ T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.487307][ T311] RSP: 0018:ffa0000000737918 EFLAGS: 00010286 [ 13.487489][ T311] RAX: 00000000ffffffa6 RBX: ff1100000bed23c0 RCX: 1ff40000000e6ee9 [ 13.487685][ T311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bed247c [ 13.487880][ T311] RBP: ff110000096d1000 R08: 1fe22000017da491 R09: ff1100000ffd5180 [ 13.488075][ T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.488278][ T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096d1000 [ 13.488496][ T311] FS: 00007f395d82d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.488727][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.488891][ T311] CR2: 00007f395da2ec20 CR3: 0000000004dc4003 CR4: 0000000000771ef0 [ 13.489089][ T311] PKRU: 55555554 [ 13.489191][ T311] Call Trace: [ 13.489289][ T311] [ 13.489363][ T311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.489505][ T311] ? notifier_call_chain (kernel/notifier.c:85) [ 13.489640][ T311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.489740][ T311] register_netdevice (net/core/dev.c:11488) [ 13.489877][ T311] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.490040][ T311] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.490181][ T311] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.490313][ T311] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.490455][ T311] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.490589][ T311] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.490723][ T311] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.490862][ T311] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.490995][ T311] ops_init (net/core/net_namespace.c:137) [ 13.491095][ T311] setup_net (net/core/net_namespace.c:446) [ 13.491196][ T311] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.491326][ T311] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.491472][ T311] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.491606][ T311] copy_net_ns (net/core/net_namespace.c:579) [ 13.491740][ T311] create_new_namespaces (kernel/nsproxy.c:132) [ 13.491874][ T311] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.492005][ T311] ksys_unshare (kernel/fork.c:3243) [ 13.492135][ T311] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.492272][ T311] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.492414][ T311] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.492549][ T311] ? __ia32_sys_open (fs/open.c:1374) [ 13.492682][ T311] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.492811][ T311] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.492941][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.493071][ T311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.493207][ T311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.493343][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.493522][ T311] RIP: 0033:0x7f395daefbcb [ 13.493659][ T311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.494123][ T311] RSP: 002b:00007ffd1e8ef718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.494325][ T311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f395daefbcb [ 13.494530][ T311] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.494724][ T311] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.494918][ T311] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1e8f1940 [ 13.495113][ T311] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1e8f2877 | [ 13.497122][ T12] ------------[ cut here ]------------ | [ 13.497262][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 13.497952][ T12] Modules linked in: ip_gre gre | [ 13.498413][ T12] Tainted: [W]=WARN [ 13.498507][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.498657][ T12] Workqueue: netns cleanup_net [ 13.498783][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.498991][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.499507][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 13.499770][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fce9540 RCX: 1ff4000000018ed5 [ 13.499982][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fce95fc [ 13.500166][ T12] RBP: ff1100000f87c000 R08: 1fe2200001f9d2c1 R09: ff11000001aed1d0 [ 13.500413][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 13.500595][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.500779][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 13.500991][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.501148][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 13.501332][ T12] PKRU: 55555554 [ 13.501433][ T12] Call Trace: [ 13.501528][ T12] [ 13.501592][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 13.501748][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 13.501900][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 13.502024][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 13.502147][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.502272][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 13.502404][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 13.502527][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 13.502648][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 13.502766][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.502888][ T12] cleanup_net (net/core/net_namespace.c:702) [ 13.503009][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.503127][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 13.503250][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.503380][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.503507][ T12] process_one_work (kernel/workqueue.c:3314) [ 13.503631][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.503749][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.503872][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.503996][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.504116][ T12] kthread (kernel/kthread.c:436) [ 13.504214][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.504367][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.504491][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.504614][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.504767][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.504885][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 13.505009][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.538102][ T312] ------------[ cut here ]------------ | [ 13.538262][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/312 | [ 13.538786][ T312] Modules linked in: ip_gre gre | [ 13.539209][ T312] Tainted: [W]=WARN [ 13.539313][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.539495][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.539674][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.540160][ T312] RSP: 0018:ffa0000000a0fa80 EFLAGS: 00010286 [ 13.540329][ T312] RAX: 00000000ffffffa6 RBX: ff1100000a2138c0 RCX: 1ff4000000141f16 [ 13.540541][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21397c [ 13.540742][ T312] RBP: ff11000009214000 R08: 1fe2200001442731 R09: ff11000009865180 [ 13.540943][ T312] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.541146][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009214000 [ 13.541360][ T312] FS: 00007f296b918840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.541606][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.541776][ T312] CR2: 00007f296bb227d0 CR3: 0000000004dc4005 CR4: 0000000000771ef0 [ 13.541980][ T312] PKRU: 55555554 [ 13.542081][ T312] Call Trace: [ 13.542188][ T312] [ 13.542258][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.542403][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.542541][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.542645][ T312] register_netdevice (net/core/dev.c:11488) [ 13.542782][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.542952][ T312] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.543088][ T312] register_netdev (net/core/dev.c:11552) [ 13.543228][ T312] loopback_net_init (drivers/net/loopback.c:218) [ 13.543372][ T312] ops_init (net/core/net_namespace.c:137) [ 13.543482][ T312] setup_net (net/core/net_namespace.c:446) [ 13.543584][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.543719][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.543855][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.543992][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.544128][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.544268][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.544412][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.544546][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.544681][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.544817][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.544952][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.545087][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.545226][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.545363][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.545502][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.545637][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.545770][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.545937][ T312] RIP: 0033:0x7f296bbdabcb [ 13.546077][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.546569][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.546774][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.546975][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.547179][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.547383][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.547588][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.551550][ T312] ------------[ cut here ]------------ | [ 13.551685][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/312 | [ 13.551926][ T312] Modules linked in: ip_gre gre | [ 13.552335][ T312] Tainted: [W]=WARN [ 13.552447][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.552614][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.552786][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.553262][ T312] RSP: 0018:ffa0000000a0f918 EFLAGS: 00010286 [ 13.553439][ T312] RAX: 00000000ffffffa6 RBX: ff1100000fce9e00 RCX: 1ff4000000141ee9 [ 13.553640][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fce9ebc [ 13.553839][ T312] RBP: ff1100000f941000 R08: 1fe2200001f9d3d9 R09: ff11000009865180 [ 13.554036][ T312] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.554238][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f941000 [ 13.554447][ T312] FS: 00007f296b918840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.554680][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.554855][ T312] CR2: 00007f296bb227d0 CR3: 0000000004dc4005 CR4: 0000000000771ef0 [ 13.555071][ T312] PKRU: 55555554 [ 13.555178][ T312] Call Trace: [ 13.555278][ T312] [ 13.555353][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.555495][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.555629][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.555731][ T312] register_netdevice (net/core/dev.c:11488) [ 13.555864][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.556028][ T312] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.556165][ T312] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.556298][ T312] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.556442][ T312] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.556578][ T312] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.556711][ T312] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.556846][ T312] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.556980][ T312] ops_init (net/core/net_namespace.c:137) [ 13.557083][ T312] setup_net (net/core/net_namespace.c:446) [ 13.557189][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.557321][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.557465][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.557602][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.557736][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.557871][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.558005][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.558138][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.558276][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.558419][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.558554][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.558688][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.558820][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.558951][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.559082][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.559220][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.559359][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.559529][ T312] RIP: 0033:0x7f296bbdabcb [ 13.559666][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.560137][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.560341][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.560548][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.560744][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.560941][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.561139][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.565551][ T312] ------------[ cut here ]------------ | [ 13.565689][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/312 | [ 13.565923][ T312] Modules linked in: ip_gre gre | [ 13.566335][ T312] Tainted: [W]=WARN [ 13.566446][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.566624][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.566799][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.567288][ T312] RSP: 0018:ffa0000000a0f8f8 EFLAGS: 00010286 [ 13.567467][ T312] RAX: 00000000ffffffa6 RBX: ff110000028b2040 RCX: 1ff4000000141ee5 [ 13.567668][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b20fc [ 13.567871][ T312] RBP: ff1100000f981000 R08: 1fe2200000516421 R09: ff11000009865180 [ 13.568071][ T312] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.568277][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f981000 [ 13.568492][ T312] FS: 00007f296b918840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.568730][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.568899][ T312] CR2: 00007f296bb227d0 CR3: 0000000004dc4005 CR4: 0000000000771ef0 [ 13.569102][ T312] PKRU: 55555554 [ 13.569209][ T312] Call Trace: [ 13.569310][ T312] [ 13.569385][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.569527][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.569664][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.569767][ T312] register_netdevice (net/core/dev.c:11488) [ 13.569904][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.570072][ T312] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.570215][ T312] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.570355][ T312] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.570496][ T312] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.570634][ T312] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.570776][ T312] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.570914][ T312] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 13.571050][ T312] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 13.571191][ T312] vti_init_net (net/ipv4/ip_vti.c:517) [ 13.571325][ T312] ops_init (net/core/net_namespace.c:137) [ 13.571437][ T312] setup_net (net/core/net_namespace.c:446) [ 13.571541][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.571676][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.571811][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.571948][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.572085][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.572227][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.572368][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.572507][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.572643][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.572777][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.572910][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.573046][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.573185][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.573318][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.573461][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.573597][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.573734][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.573900][ T312] RIP: 0033:0x7f296bbdabcb [ 13.574040][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.574536][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.574739][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.574940][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.575139][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.575352][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.575556][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.587041][ T312] ------------[ cut here ]------------ | [ 13.587192][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/312 | [ 13.587434][ T312] Modules linked in: ip_gre gre | [ 13.587843][ T312] Tainted: [W]=WARN [ 13.587944][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.588110][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.588288][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.588770][ T312] RSP: 0018:ffa0000000a0fa78 EFLAGS: 00010286 [ 13.588940][ T312] RAX: 00000000ffffffa6 RBX: ff110000028b2e40 RCX: 1ff4000000141f15 [ 13.589144][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2efc [ 13.589353][ T312] RBP: ff1100000f954000 R08: 1fe22000005165e1 R09: ff11000009865180 [ 13.589557][ T312] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.589757][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f954000 [ 13.589960][ T312] FS: 00007f296b918840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.590196][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.590369][ T312] CR2: 00007f296bb227d0 CR3: 0000000004dc4005 CR4: 0000000000771ef0 [ 13.590575][ T312] PKRU: 55555554 [ 13.590673][ T312] Call Trace: [ 13.590772][ T312] [ 13.590841][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.590976][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.591110][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.591220][ T312] register_netdevice (net/core/dev.c:11488) [ 13.591361][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.591535][ T312] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.591672][ T312] register_netdev (net/core/dev.c:11552) [ 13.591804][ T312] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 13.591937][ T312] ops_init (net/core/net_namespace.c:137) [ 13.592039][ T312] setup_net (net/core/net_namespace.c:446) [ 13.592140][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.592278][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.592420][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.592555][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.592689][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.592823][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.592956][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.593087][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.593226][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.593363][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.593502][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.593639][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.593770][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.593902][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.594034][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.594170][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.594304][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.594484][ T312] RIP: 0033:0x7f296bbdabcb [ 13.594624][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.595096][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.595300][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.595511][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.595709][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.595906][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.596105][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.603042][ T312] ------------[ cut here ]------------ | [ 13.603192][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/312 | [ 13.603488][ T312] Modules linked in: ip_gre gre | [ 13.603899][ T312] Tainted: [W]=WARN [ 13.604000][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.604175][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.604412][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.604887][ T312] RSP: 0018:ffa0000000a0fa68 EFLAGS: 00010286 [ 13.605055][ T312] RAX: 00000000ffffffa6 RBX: ff1100000bed31c0 RCX: 1ff4000000141f13 [ 13.605259][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bed327c [ 13.605519][ T312] RBP: ff11000008c1c000 R08: 1fe22000017da651 R09: ff11000009865180 [ 13.605717][ T312] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.605916][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c1c000 [ 13.606118][ T312] FS: 00007f296b918840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.606420][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.606587][ T312] CR2: 00007f296bb227d0 CR3: 0000000004dc4005 CR4: 0000000000771ef0 [ 13.606788][ T312] PKRU: 55555554 [ 13.606887][ T312] Call Trace: [ 13.606986][ T312] [ 13.607057][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.607195][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.607329][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.607496][ T312] register_netdevice (net/core/dev.c:11488) [ 13.607631][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.607798][ T312] register_netdev (net/core/dev.c:11552) [ 13.607931][ T312] sit_init_net (net/ipv6/sit.c:1860) [ 13.608068][ T312] ops_init (net/core/net_namespace.c:137) [ 13.608175][ T312] setup_net (net/core/net_namespace.c:446) [ 13.608276][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.608471][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.608605][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.608740][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.608875][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.609014][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.609150][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.609285][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.609481][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.609614][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.609748][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.609883][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.610017][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.610155][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.610288][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.610481][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.610614][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.610785][ T312] RIP: 0033:0x7f296bbdabcb [ 13.610924][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.611463][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.611663][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.611862][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.612062][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.612262][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.612525][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.617467][ T312] ------------[ cut here ]------------ | [ 13.617652][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/312 | [ 13.617930][ T312] Modules linked in: ip_gre gre | [ 13.618479][ T312] Tainted: [W]=WARN [ 13.618632][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.618847][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.619070][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.619625][ T312] RSP: 0018:ffa0000000a0fa78 EFLAGS: 00010286 [ 13.619843][ T312] RAX: 00000000ffffffa6 RBX: ff1100000cae5000 RCX: 1ff4000000141f15 [ 13.620091][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae50bc [ 13.620363][ T312] RBP: ff1100000ee2c000 R08: 1fe220000195ca19 R09: ff11000009865180 [ 13.620630][ T312] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.620877][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee2c000 [ 13.621129][ T312] FS: 00007f296b918840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.621441][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.621658][ T312] CR2: 000055f6a15ced5c CR3: 0000000004dc4004 CR4: 0000000000771ef0 [ 13.621911][ T312] PKRU: 55555554 [ 13.622061][ T312] Call Trace: [ 13.622222][ T312] [ 13.622341][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.622548][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.622731][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.622884][ T312] register_netdevice (net/core/dev.c:11488) [ 13.623074][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.623300][ T312] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.623512][ T312] register_netdev (net/core/dev.c:11552) [ 13.623698][ T312] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 13.623883][ T312] ops_init (net/core/net_namespace.c:137) [ 13.624035][ T312] setup_net (net/core/net_namespace.c:446) [ 13.624192][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.624392][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.624587][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.624773][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.624960][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.625147][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.625342][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.625550][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.625737][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.625921][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.626105][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.626303][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.626514][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.626697][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.626879][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.627062][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.627262][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.627501][ T312] RIP: 0033:0x7f296bbdabcb [ 13.627689][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.628213][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.628489][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.628736][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.628982][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.629237][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.629510][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.633874][ T312] ------------[ cut here ]------------ | [ 13.634050][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/312 | [ 13.634339][ T312] Modules linked in: ip_gre gre | [ 13.634859][ T312] Tainted: [W]=WARN [ 13.635007][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.635236][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.635478][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.635990][ T312] RSP: 0018:ffa0000000a0f918 EFLAGS: 00010286 [ 13.636218][ T312] RAX: 00000000ffffffa6 RBX: ff1100000cd7f700 RCX: 1ff4000000141ee9 [ 13.636489][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cd7f7bc [ 13.636734][ T312] RBP: ff1100000ea71000 R08: 1fe22000019afef9 R09: ff11000009865180 [ 13.636979][ T312] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.637234][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea71000 [ 13.637510][ T312] FS: 00007f296b918840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.637790][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.638006][ T312] CR2: 000055f6a15ced5c CR3: 0000000004dc4004 CR4: 0000000000771ef0 [ 13.638268][ T312] PKRU: 55555554 [ 13.638440][ T312] Call Trace: [ 13.638591][ T312] [ 13.638713][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.638896][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.639081][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.639243][ T312] register_netdevice (net/core/dev.c:11488) [ 13.639446][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.639664][ T312] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.639850][ T312] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.640037][ T312] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.640233][ T312] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.640439][ T312] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.640625][ T312] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.640812][ T312] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.640996][ T312] ops_init (net/core/net_namespace.c:137) [ 13.641150][ T312] setup_net (net/core/net_namespace.c:446) [ 13.641310][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.641516][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.641703][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.641888][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.642071][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.642268][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.642477][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.642659][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.642845][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.643027][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.643218][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.643427][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.643617][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.643799][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.643980][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.644166][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.644369][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.644592][ T312] RIP: 0033:0x7f296bbdabcb [ 13.644779][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.645305][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.645580][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.645828][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.646072][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.646329][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.646601][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.652300][ T312] ------------[ cut here ]------------ | [ 13.652496][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/312 | [ 13.652777][ T312] Modules linked in: ip_gre gre | [ 13.653299][ T312] Tainted: [W]=WARN [ 13.653473][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.653691][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.653913][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.654524][ T312] RSP: 0018:ffa0000000a0f918 EFLAGS: 00010286 [ 13.654802][ T312] RAX: 00000000ffffffa6 RBX: ff1100000c536740 RCX: 1ff4000000141ee9 [ 13.655107][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5367fc [ 13.655442][ T312] RBP: ff1100000eb0c000 R08: 1fe22000018a6d01 R09: ff11000009865180 [ 13.655745][ T312] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.656046][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb0c000 [ 13.656376][ T312] FS: 00007f296b918840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.656720][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.656990][ T312] CR2: 000055f6a15ced5c CR3: 0000000004dc4004 CR4: 0000000000771ef0 [ 13.657303][ T312] PKRU: 55555554 [ 13.657532][ T312] Call Trace: [ 13.657736][ T312] [ 13.657912][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.658154][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.658421][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.658629][ T312] register_netdevice (net/core/dev.c:11488) [ 13.658867][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.659133][ T312] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.659393][ T312] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.659641][ T312] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.659875][ T312] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.660112][ T312] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.660377][ T312] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.660625][ T312] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.660862][ T312] ops_init (net/core/net_namespace.c:137) [ 13.661068][ T312] setup_net (net/core/net_namespace.c:446) [ 13.661284][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.661543][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.661779][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.662015][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.662259][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.662526][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.662766][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.663003][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.663245][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.663451][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.663639][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.663824][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.664006][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.664195][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.664393][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.664591][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.664776][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.664988][ T312] RIP: 0033:0x7f296bbdabcb [ 13.665178][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.665720][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.665974][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.666234][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.666508][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.666756][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.667005][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.672389][ T312] ------------[ cut here ]------------ | [ 13.672580][ T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/312 | [ 13.672862][ T312] Modules linked in: ip_gre gre | [ 13.673404][ T312] Tainted: [W]=WARN [ 13.673558][ T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.673781][ T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.674004][ T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.675097][ T312] RSP: 0018:ffa0000000a0f918 EFLAGS: 00010286 [ 13.675409][ T312] RAX: 00000000ffffffa6 RBX: ff1100000fb32040 RCX: 1ff4000000141ee9 [ 13.675724][ T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb320fc [ 13.676028][ T312] RBP: ff1100000fad1000 R08: 1fe2200001f66421 R09: ff11000009865180 [ 13.676387][ T312] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 13.676705][ T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fad1000 [ 13.677015][ T312] FS: 00007f296b918840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.677381][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.677665][ T312] CR2: 000055f6a15ced5c CR3: 0000000004dc4004 CR4: 0000000000771ef0 [ 13.677972][ T312] PKRU: 55555554 [ 13.678188][ T312] Call Trace: [ 13.678423][ T312] [ 13.678600][ T312] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.678841][ T312] ? notifier_call_chain (kernel/notifier.c:85) [ 13.679081][ T312] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.679300][ T312] register_netdevice (net/core/dev.c:11488) [ 13.679566][ T312] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 13.679839][ T312] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.680082][ T312] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 13.680330][ T312] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 13.680593][ T312] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 13.680834][ T312] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 13.681074][ T312] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 13.681327][ T312] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 13.681595][ T312] ops_init (net/core/net_namespace.c:137) [ 13.681776][ T312] setup_net (net/core/net_namespace.c:446) [ 13.681931][ T312] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 13.682114][ T312] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 13.682307][ T312] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 13.682515][ T312] copy_net_ns (net/core/net_namespace.c:579) [ 13.682704][ T312] create_new_namespaces (kernel/nsproxy.c:132) [ 13.682892][ T312] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 13.683079][ T312] ksys_unshare (kernel/fork.c:3243) [ 13.683279][ T312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.683489][ T312] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 13.683678][ T312] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 13.683864][ T312] ? __ia32_sys_open (fs/open.c:1374) [ 13.684053][ T312] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 13.684249][ T312] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 13.684457][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.684644][ T312] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.684833][ T312] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.685019][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.685245][ T312] RIP: 0033:0x7f296bbdabcb [ 13.685458][ T312] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 13.685984][ T312] RSP: 002b:00007fff981907e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 13.686245][ T312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296bbdabcb [ 13.686520][ T312] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 13.686772][ T312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 13.687024][ T312] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff98192a10 [ 13.687282][ T312] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff98193877 | [ 13.728416][ T313] ------------[ cut here ]------------ | [ 13.728590][ T313] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/313 | [ 13.728831][ T313] Modules linked in: ip_gre gre | [ 13.729283][ T313] Tainted: [W]=WARN [ 13.729794][ T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.729974][ T313] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.730161][ T313] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.730667][ T313] RSP: 0018:ffa0000000a3ee30 EFLAGS: 00010286 [ 13.730845][ T313] RAX: 00000000ffffffa6 RBX: ff1100000ca7b700 RCX: 1ff4000000147d8c [ 13.731054][ T313] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca7b7bc [ 13.731266][ T313] RBP: ff1100000ed5c000 R08: 1fe220000194f6f9 R09: ff11000009862e80 [ 13.731503][ T313] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.731712][ T313] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8c6a88 [ 13.731923][ T313] FS: 00007fb0d1dbd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.732175][ T313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.732357][ T313] CR2: 000000000042ebe0 CR3: 0000000004bff002 CR4: 0000000000771ef0 [ 13.732573][ T313] PKRU: 55555554 [ 13.732679][ T313] Call Trace: [ 13.732784][ T313] [ 13.732856][ T313] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.732995][ T313] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.733137][ T313] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.733249][ T313] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 13.733400][ T313] __dev_notify_flags (net/core/dev.c:9787) [ 13.733541][ T313] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 13.733679][ T313] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 13.733820][ T313] ? netif_change_name (net/core/dev.c:1495) [ 13.733974][ T313] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 13.734114][ T313] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 13.734257][ T313] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 13.734406][ T313] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.734551][ T313] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.734691][ T313] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.734831][ T313] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 13.734969][ T313] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 13.735114][ T313] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 13.735260][ T313] veth_newlink (drivers/net/veth.c:1871) [ 13.735411][ T313] ? veth_poll_controller (drivers/net/veth.c:1470) [ 13.735550][ T313] ? kasan_save_stack (mm/kasan/common.c:57) [ 13.735689][ T313] ? kasan_save_track (mm/kasan/common.c:78) [ 13.735828][ T313] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 13.735983][ T313] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 13.736123][ T313] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 13.736266][ T313] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 13.736438][ T313] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.736581][ T313] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 13.736723][ T313] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 13.736863][ T313] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 13.737001][ T313] ? __dev_get_by_name (net/core/dev.c:883) [ 13.737141][ T313] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 13.737290][ T313] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 13.737469][ T313] rtnl_newlink (net/core/rtnetlink.c:4150) [ 13.737612][ T313] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.737772][ T313] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.737912][ T313] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.738050][ T313] ? mark_usage (kernel/locking/lockdep.c:4674) [ 13.738194][ T313] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.738339][ T313] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.738503][ T313] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.738645][ T313] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 13.738784][ T313] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.738922][ T313] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.739059][ T313] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.739204][ T313] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.739344][ T313] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.739498][ T313] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 13.739643][ T313] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.739783][ T313] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.739927][ T313] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 13.740064][ T313] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 13.740211][ T313] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.740359][ T313] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.740507][ T313] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.740649][ T313] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 13.740792][ T313] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.740933][ T313] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 13.741076][ T313] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 13.741222][ T313] ? copy_msghdr_from_user (net/socket.c:2635) [ 13.741381][ T313] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 13.741565][ T313] ? move_addr_to_kernel (net/socket.c:258) [ 13.741730][ T313] ___sys_sendmsg (net/socket.c:2752) [ 13.741869][ T313] ? copy_msghdr_from_user (net/socket.c:2603) [ 13.742012][ T313] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.742203][ T313] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 13.742354][ T313] __sys_sendmsg (net/socket.c:2784) [ 13.742502][ T313] ? __sys_sendmsg_sock (net/socket.c:2765) [ 13.742648][ T313] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 13.742790][ T313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.742932][ T313] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.743071][ T313] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.743216][ T313] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.743362][ T313] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.743542][ T313] RIP: 0033:0x7fb0d1ff708e [ 13.743688][ T313] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 13.744188][ T313] RSP: 002b:00007fff9e874790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.744407][ T313] RAX: ffffffffffffffda RBX: 00007fff9e874f40 RCX: 00007fb0d1ff708e [ 13.744624][ T313] RDX: 0000000000000000 RSI: 00007fff9e874840 RDI: 0000000000000005 [ 13.744833][ T313] RBP: 00007fff9e8747a0 R08: 0000000000000000 R09: 0000000000000000 [ 13.745043][ T313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbf [ 13.745255][ T313] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e874f00 | [ 13.752832][ T313] ------------[ cut here ]------------ | [ 13.752991][ T313] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/313 | [ 13.753233][ T313] Modules linked in: ip_gre gre | [ 13.754217][ T313] Tainted: [W]=WARN [ 13.754322][ T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.754565][ T313] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.754748][ T313] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.755248][ T313] RSP: 0018:ffa0000000a3f1b0 EFLAGS: 00010286 [ 13.755490][ T313] RAX: 00000000ffffffa6 RBX: ff11000010074c80 RCX: 1ff4000000147dfc [ 13.755696][ T313] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010074d3c [ 13.755903][ T313] RBP: ff1100000e849000 R08: 1fe220000200e9a9 R09: ff11000009862e80 [ 13.756111][ T313] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 13.756324][ T313] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 13.756595][ T313] FS: 00007fb0d1dbd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.756850][ T313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.757032][ T313] CR2: 000000000042ebe0 CR3: 0000000004bff002 CR4: 0000000000771ef0 [ 13.757244][ T313] PKRU: 55555554 [ 13.757433][ T313] Call Trace: [ 13.757541][ T313] [ 13.757613][ T313] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.757753][ T313] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.757858][ T313] __dev_notify_flags (net/core/dev.c:9787) [ 13.758000][ T313] ? netif_change_name (net/core/dev.c:1495) [ 13.758146][ T313] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 13.758290][ T313] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 13.758495][ T313] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 13.758653][ T313] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 13.758794][ T313] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 13.758933][ T313] ? __dev_get_by_name (net/core/dev.c:883) [ 13.759075][ T313] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 13.759229][ T313] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 13.759438][ T313] rtnl_newlink (net/core/rtnetlink.c:4150) [ 13.759582][ T313] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.759720][ T313] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.759857][ T313] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.760000][ T313] ? mark_usage (kernel/locking/lockdep.c:4674) [ 13.760138][ T313] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.760287][ T313] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.760491][ T313] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.760632][ T313] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 13.760771][ T313] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.760929][ T313] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.761073][ T313] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.761219][ T313] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.761420][ T313] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.761563][ T313] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 13.761703][ T313] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.761842][ T313] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.761985][ T313] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 13.762123][ T313] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 13.762266][ T313] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.762470][ T313] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.762612][ T313] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.762753][ T313] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 13.762892][ T313] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.763033][ T313] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 13.763178][ T313] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 13.763318][ T313] ? copy_msghdr_from_user (net/socket.c:2635) [ 13.763522][ T313] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 13.763697][ T313] ? move_addr_to_kernel (net/socket.c:258) [ 13.763842][ T313] ___sys_sendmsg (net/socket.c:2752) [ 13.764000][ T313] ? copy_msghdr_from_user (net/socket.c:2603) [ 13.764144][ T313] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.764341][ T313] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 13.764546][ T313] __sys_sendmsg (net/socket.c:2784) [ 13.764687][ T313] ? __sys_sendmsg_sock (net/socket.c:2765) [ 13.764837][ T313] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 13.764979][ T313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.765120][ T313] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.765263][ T313] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.765466][ T313] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.765608][ T313] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.765780][ T313] RIP: 0033:0x7fb0d1ff708e [ 13.765928][ T313] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 13.766496][ T313] RSP: 002b:00007fff9e874790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.766707][ T313] RAX: ffffffffffffffda RBX: 00007fff9e874f40 RCX: 00007fb0d1ff708e [ 13.766917][ T313] RDX: 0000000000000000 RSI: 00007fff9e874840 RDI: 0000000000000005 [ 13.767159][ T313] RBP: 00007fff9e8747a0 R08: 0000000000000000 R09: 0000000000000000 [ 13.767431][ T313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbf [ 13.767639][ T313] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e874f00 | [ 13.791888][ T314] ------------[ cut here ]------------ | [ 13.792090][ T314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/314 | [ 13.793000][ T314] Modules linked in: ip_gre gre | [ 13.793567][ T314] Tainted: [W]=WARN [ 13.793720][ T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.793969][ T314] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.794205][ T314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.794751][ T314] RSP: 0018:ffa0000000a3f020 EFLAGS: 00010286 [ 13.794975][ T314] RAX: 00000000ffffffa6 RBX: ff1100000c79f700 RCX: 1ff4000000147dca [ 13.795266][ T314] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c79f7bc [ 13.795580][ T314] RBP: ff1100000e849000 R08: 1fe22000018f3ef9 R09: ff1100000a0aae58 [ 13.795833][ T314] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 13.796081][ T314] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 13.796366][ T314] FS: 00007fadd6236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.796661][ T314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.796880][ T314] CR2: 000000000f38f988 CR3: 0000000004dc4006 CR4: 0000000000771ef0 [ 13.797133][ T314] PKRU: 55555554 [ 13.797293][ T314] Call Trace: [ 13.797492][ T314] [ 13.797615][ T314] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.797803][ T314] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.797957][ T314] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.798154][ T314] __dev_notify_flags (net/core/dev.c:9787) [ 13.798363][ T314] ? netif_change_name (net/core/dev.c:1495) [ 13.798557][ T314] ? __dev_change_flags (net/core/dev.c:9752) [ 13.798746][ T314] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 13.798936][ T314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.799133][ T314] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 13.799331][ T314] netif_change_flags (net/core/dev.c:9820) [ 13.799544][ T314] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 13.799731][ T314] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 13.799921][ T314] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 13.800112][ T314] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 13.800340][ T314] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.800548][ T314] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.800735][ T314] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 13.800920][ T314] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 13.801109][ T314] ? __kernel_text_address (kernel/extable.c:79) [ 13.801307][ T314] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.801521][ T314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.801725][ T314] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 13.801914][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.802100][ T314] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.802297][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.802537][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.802725][ T314] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 13.802933][ T314] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 13.803130][ T314] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 13.803329][ T314] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 13.803543][ T314] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 13.803733][ T314] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 13.803935][ T314] rtnl_newlink (net/core/rtnetlink.c:4150) [ 13.804141][ T314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.804338][ T314] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.804561][ T314] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.804764][ T314] ? mark_usage (kernel/locking/lockdep.c:4674) [ 13.804948][ T314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.805137][ T314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.805329][ T314] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.805539][ T314] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.805725][ T314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.805927][ T314] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.806118][ T314] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 13.806311][ T314] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.806516][ T314] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.806701][ T314] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.806889][ T314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.807075][ T314] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.807271][ T314] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 13.807476][ T314] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.807665][ T314] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.807852][ T314] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 13.808035][ T314] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 13.808242][ T314] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.808464][ T314] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.808648][ T314] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.808834][ T314] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 13.809025][ T314] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.809223][ T314] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 13.809459][ T314] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 13.809650][ T314] ? copy_msghdr_from_user (net/socket.c:2635) [ 13.809833][ T314] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 13.810046][ T314] ? move_addr_to_kernel (net/socket.c:258) [ 13.810243][ T314] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 13.810488][ T314] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.810679][ T314] ___sys_sendmsg (net/socket.c:2752) [ 13.810865][ T314] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 13.811081][ T314] ? copy_msghdr_from_user (net/socket.c:2603) [ 13.811292][ T314] __sys_sendmsg (net/socket.c:2784) [ 13.811506][ T314] ? __sys_sendmsg_sock (net/socket.c:2765) [ 13.811690][ T314] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 13.811922][ T314] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 13.812111][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.812308][ T314] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.812512][ T314] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.812696][ T314] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.812881][ T314] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.813095][ T314] RIP: 0033:0x7fadd647008e [ 13.813297][ T314] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 13.813844][ T314] RSP: 002b:00007fffbe8eedc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.814094][ T314] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fadd647008e [ 13.814379][ T314] RDX: 0000000000000000 RSI: 00007fffbe8eee70 RDI: 0000000000000005 [ 13.814646][ T314] RBP: 00007fffbe8eedd0 R08: 0000000000000000 R09: 0000000000000000 [ 13.814900][ T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfbf [ 13.815148][ T314] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbe8ef540 | [ 13.852753][ T315] ------------[ cut here ]------------ | [ 13.852919][ T315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/315 | [ 13.853163][ T315] Modules linked in: ip_gre gre | [ 13.853601][ T315] Tainted: [W]=WARN [ 13.853701][ T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.853866][ T315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.854037][ T315] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.854586][ T315] RSP: 0018:ffa0000000a4f020 EFLAGS: 00010286 [ 13.854757][ T315] RAX: 00000000ffffffa6 RBX: ff11000010075700 RCX: 1ff4000000149dca [ 13.854956][ T315] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100757bc [ 13.855160][ T315] RBP: ff1100000ed5c000 R08: 1fe220000200eaf9 R09: ff1100000a0a8b58 [ 13.855368][ T315] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 13.855598][ T315] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 13.855797][ T315] FS: 00007f72f60d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 13.856026][ T315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.856195][ T315] CR2: 00007f72f63a01a0 CR3: 0000000004bff004 CR4: 0000000000771ef0 [ 13.856404][ T315] PKRU: 55555554 [ 13.856514][ T315] Call Trace: [ 13.856618][ T315] [ 13.856687][ T315] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.856821][ T315] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.856922][ T315] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 13.857052][ T315] __dev_notify_flags (net/core/dev.c:9787) [ 13.857201][ T315] ? netif_change_name (net/core/dev.c:1495) [ 13.857335][ T315] ? __dev_change_flags (net/core/dev.c:9752) [ 13.857492][ T315] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 13.857626][ T315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.857761][ T315] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 13.857908][ T315] netif_change_flags (net/core/dev.c:9820) [ 13.858046][ T315] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 13.858187][ T315] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 13.858323][ T315] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 13.858468][ T315] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 13.858636][ T315] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.858769][ T315] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.858902][ T315] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 13.859035][ T315] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 13.859173][ T315] ? __kernel_text_address (kernel/extable.c:79) [ 13.859307][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.859461][ T315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.859594][ T315] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 13.859728][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.859863][ T315] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 13.859994][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.860124][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.860276][ T315] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 13.860426][ T315] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 13.860559][ T315] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 13.860692][ T315] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 13.860827][ T315] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 13.860961][ T315] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 13.861097][ T315] rtnl_newlink (net/core/rtnetlink.c:4150) [ 13.861238][ T315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.861375][ T315] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.861512][ T315] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.861643][ T315] ? mark_usage (kernel/locking/lockdep.c:4674) [ 13.861775][ T315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.861912][ T315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.862045][ T315] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.862185][ T315] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.862319][ T315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.862483][ T315] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 13.862620][ T315] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 13.862753][ T315] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.862883][ T315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.863018][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.863157][ T315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.863288][ T315] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.863433][ T315] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 13.863568][ T315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.863702][ T315] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.863843][ T315] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 13.863977][ T315] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 13.864112][ T315] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.864250][ T315] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.864406][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.864557][ T315] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 13.864691][ T315] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.864827][ T315] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 13.864961][ T315] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 13.865095][ T315] ? copy_msghdr_from_user (net/socket.c:2635) [ 13.865230][ T315] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 13.865404][ T315] ? move_addr_to_kernel (net/socket.c:258) [ 13.865545][ T315] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 13.865679][ T315] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.865814][ T315] ___sys_sendmsg (net/socket.c:2752) [ 13.865945][ T315] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 13.866110][ T315] ? copy_msghdr_from_user (net/socket.c:2603) [ 13.866259][ T315] __sys_sendmsg (net/socket.c:2784) [ 13.866402][ T315] ? __sys_sendmsg_sock (net/socket.c:2765) [ 13.866536][ T315] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 13.866706][ T315] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 13.866839][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.866973][ T315] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.867108][ T315] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.867245][ T315] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.867382][ T315] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.867552][ T315] RIP: 0033:0x7f72f630a08e [ 13.867691][ T315] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 13.868179][ T315] RSP: 002b:00007ffdf15f9b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.868394][ T315] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f72f630a08e [ 13.868597][ T315] RDX: 0000000000000000 RSI: 00007ffdf15f9bd0 RDI: 0000000000000005 [ 13.868796][ T315] RBP: 00007ffdf15f9b30 R08: 0000000000000000 R09: 0000000000000000 [ 13.868994][ T315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 13.869206][ T315] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf15fa2a0 | [ 13.871448][ T46] ------------[ cut here ]------------ | [ 13.871602][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46 | [ 13.871845][ T46] Modules linked in: ip_gre gre | [ 13.872266][ T46] Tainted: [W]=WARN [ 13.872369][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.872615][ T46] Workqueue: events_unbound linkwatch_event [ 13.872773][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.872932][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.873390][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 13.873549][ T46] RAX: 00000000ffffffa6 RBX: ff1100000cf8bc40 RCX: 1ff4000000065f02 [ 13.873730][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8bcfc [ 13.873928][ T46] RBP: ff1100000e849000 R08: 1fe22000019f17a1 R09: ff110000024a0ba8 [ 13.874107][ T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 13.874293][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 13.874486][ T46] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 13.874699][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.874850][ T46] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 13.875032][ T46] PKRU: 55555554 [ 13.875132][ T46] Call Trace: [ 13.875229][ T46] [ 13.875292][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.875441][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 13.875564][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.875657][ T46] netif_state_change (net/core/dev.c:1605) [ 13.875780][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.875933][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 13.876052][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 13.876190][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.876316][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 13.876450][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 13.876572][ T46] process_one_work (kernel/workqueue.c:3314) [ 13.876712][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 13.876834][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.876971][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 13.877094][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.877218][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 13.877340][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 13.877475][ T46] kthread (kernel/kthread.c:436) [ 13.877567][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.877718][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 13.877856][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.877979][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 13.878131][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.878264][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 13.878400][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.946724][ T317] ------------[ cut here ]------------ | [ 13.946935][ T317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/317 | [ 13.947226][ T317] Modules linked in: ip_gre gre | [ 13.947823][ T317] Tainted: [W]=WARN [ 13.947976][ T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.948198][ T317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 13.948455][ T317] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 13.948972][ T317] RSP: 0018:ffa0000000a6f150 EFLAGS: 00010286 [ 13.949196][ T317] RAX: 00000000ffffffa6 RBX: ff1100000a213000 RCX: 1ff400000014ddf0 [ 13.949539][ T317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2130bc [ 13.949842][ T317] RBP: ff1100000ed5c000 R08: 1fe2200001442619 R09: ff11000009852e58 [ 13.950156][ T317] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 13.950523][ T317] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0834c0 [ 13.950840][ T317] FS: 00007fd4745c2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 13.951466][ T317] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.951748][ T317] CR2: 00000000004ebb28 CR3: 0000000010559004 CR4: 0000000000771ef0 [ 13.952063][ T317] PKRU: 55555554 [ 13.952277][ T317] Call Trace: [ 13.952502][ T317] [ 13.952647][ T317] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 13.952827][ T317] ? notifier_call_chain (kernel/notifier.c:85) [ 13.953023][ T317] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 13.953183][ T317] netif_state_change (net/core/dev.c:1605) [ 13.953381][ T317] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.953605][ T317] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 13.953823][ T317] linkwatch_sync_dev (net/core/link_watch.c:295) [ 13.954005][ T317] rtnl_getlink (net/core/rtnetlink.c:4273) [ 13.954193][ T317] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.954389][ T317] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.954585][ T317] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 13.954770][ T317] ? mark_usage (kernel/locking/lockdep.c:4674) [ 13.954952][ T317] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.955134][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.955342][ T317] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.955550][ T317] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.955735][ T317] ? mark_usage (kernel/locking/lockdep.c:4674) [ 13.955919][ T317] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.956109][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.956307][ T317] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 13.956515][ T317] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 13.956697][ T317] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 13.956879][ T317] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 13.957077][ T317] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.957275][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.957483][ T317] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 13.958017][ T317] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 13.958218][ T317] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 13.958423][ T317] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.958608][ T317] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.958797][ T317] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 13.958978][ T317] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 13.959166][ T317] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.959367][ T317] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.959556][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.959741][ T317] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 13.959925][ T317] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 13.960110][ T317] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 13.960308][ T317] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 13.960512][ T317] ? copy_msghdr_from_user (net/socket.c:2635) [ 13.960693][ T317] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 13.960905][ T317] ? move_addr_to_kernel (net/socket.c:258) [ 13.961104][ T317] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.961301][ T317] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 13.961543][ T317] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.961725][ T317] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 13.961941][ T317] ___sys_sendmsg (net/socket.c:2752) [ 13.962140][ T317] ? copy_msghdr_from_user (net/socket.c:2603) [ 13.962334][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 13.962570][ T317] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 13.962752][ T317] ? do_getsockname (net/socket.c:2192) [ 13.962942][ T317] __sys_sendmsg (net/socket.c:2784) [ 13.963128][ T317] ? __sys_sendmsg_sock (net/socket.c:2765) [ 13.963321][ T317] ? __sys_getsockname (net/socket.c:2210) [ 13.963561][ T317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 13.963746][ T317] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 13.963929][ T317] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 13.964110][ T317] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 13.964304][ T317] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.964543][ T317] RIP: 0033:0x7fd4747fc08e [ 13.964734][ T317] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 13.965280][ T317] RSP: 002b:00007ffe0ea14140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.965552][ T317] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd4747fc08e [ 13.965802][ T317] RDX: 0000000000000000 RSI: 00007ffe0ea141f0 RDI: 0000000000000006 [ 13.966046][ T317] RBP: 00007ffe0ea14150 R08: 0000000000000000 R09: 0000000000000000 [ 13.966301][ T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 13.966570][ T317] R13: 00007ffe0ea142a0 R14: 000000000000000d R15: 00007ffe0ea1687a | [ 14.063617][ T320] ------------[ cut here ]------------ | [ 14.063790][ T320] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/320 | [ 14.064039][ T320] Modules linked in: ip_gre gre | [ 14.064493][ T320] Tainted: [W]=WARN [ 14.064603][ T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.064783][ T320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.064966][ T320] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.065484][ T320] RSP: 0018:ffa0000000a8ef10 EFLAGS: 00010286 [ 14.065663][ T320] RAX: 00000000ffffffa6 RBX: ff110000028b3380 RCX: 1ff4000000151da8 [ 14.065873][ T320] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b343c [ 14.066084][ T320] RBP: ff11000007954000 R08: 1fe2200000516689 R09: ff1100000ffd2e80 [ 14.066298][ T320] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 14.066520][ T320] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 14.066731][ T320] FS: 00007fd8dab66840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 14.066978][ T320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.067161][ T320] CR2: 00000000004a2060 CR3: 0000000004bff003 CR4: 0000000000771ef0 [ 14.067377][ T320] PKRU: 55555554 [ 14.067488][ T320] Call Trace: [ 14.067594][ T320] [ 14.067667][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.067810][ T320] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 14.067953][ T320] notifier_call_chain (kernel/notifier.c:85) [ 14.068100][ T320] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 14.068249][ T320] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 14.068400][ T320] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 14.068579][ T320] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 14.068757][ T320] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 14.068903][ T320] netif_set_mtu (net/core/dev.c:9910) [ 14.069045][ T320] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 14.069190][ T320] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 14.069340][ T320] dev_set_mtu (net/core/dev_api.c:249) [ 14.069461][ T320] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 14.069604][ T320] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 14.069747][ T320] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 14.069925][ T320] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 14.070068][ T320] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 14.070254][ T320] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 14.070407][ T320] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 14.070574][ T320] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 14.070715][ T320] ? __dev_get_by_name (net/core/dev.c:883) [ 14.070856][ T320] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 14.071004][ T320] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 14.071155][ T320] rtnl_newlink (net/core/rtnetlink.c:4150) [ 14.071299][ T320] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.071454][ T320] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.071596][ T320] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.071737][ T320] ? mark_usage (kernel/locking/lockdep.c:4674) [ 14.071878][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.072024][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.072169][ T320] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.072311][ T320] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 14.072465][ T320] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.072609][ T320] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.072749][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.072892][ T320] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.073033][ T320] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.073181][ T320] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 14.073322][ T320] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.073474][ T320] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.073621][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 14.073767][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 14.073912][ T320] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.074054][ T320] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.074198][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.074339][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.074493][ T320] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 14.074638][ T320] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.074780][ T320] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 14.074924][ T320] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 14.075065][ T320] ? copy_msghdr_from_user (net/socket.c:2635) [ 14.075211][ T320] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 14.075393][ T320] ? move_addr_to_kernel (net/socket.c:258) [ 14.075543][ T320] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.075686][ T320] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.075829][ T320] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 14.075970][ T320] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 14.076152][ T320] ___sys_sendmsg (net/socket.c:2752) [ 14.076296][ T320] ? copy_msghdr_from_user (net/socket.c:2603) [ 14.076460][ T320] __sys_sendmsg (net/socket.c:2784) [ 14.076603][ T320] ? __sys_sendmsg_sock (net/socket.c:2765) [ 14.076744][ T320] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 14.076891][ T320] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 14.077031][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.077180][ T320] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 14.077322][ T320] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 14.077475][ T320] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 14.077618][ T320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.077794][ T320] RIP: 0033:0x7fd8dada008e [ 14.077941][ T320] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.078463][ T320] RSP: 002b:00007ffd76512bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.078679][ T320] RAX: ffffffffffffffda RBX: 00007ffd76513380 RCX: 00007fd8dada008e [ 14.078892][ T320] RDX: 0000000000000000 RSI: 00007ffd76512c80 RDI: 0000000000000005 [ 14.079102][ T320] RBP: 00007ffd76512be0 R08: 0000000000000000 R09: 0000000000000000 [ 14.079319][ T320] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 14.079541][ T320] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd76513350 | [ 14.081189][ T320] ------------[ cut here ]------------ | [ 14.081322][ T320] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/320 | [ 14.081564][ T320] Modules linked in: ip_gre gre | [ 14.081979][ T320] Tainted: [W]=WARN [ 14.082081][ T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.082256][ T320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.082440][ T320] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.082920][ T320] RSP: 0018:ffa0000000a8f1b0 EFLAGS: 00010286 [ 14.083097][ T320] RAX: 00000000ffffffa6 RBX: ff110000028b3540 RCX: 1ff4000000151dfc [ 14.083303][ T320] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b35fc [ 14.083515][ T320] RBP: ff11000007954000 R08: 1fe22000005166c1 R09: ff1100000ffd2e80 [ 14.083717][ T320] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 14.083917][ T320] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 14.084121][ T320] FS: 00007fd8dab66840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 14.084365][ T320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.084539][ T320] CR2: 00000000004a2060 CR3: 0000000004bff003 CR4: 0000000000771ef0 [ 14.084741][ T320] PKRU: 55555554 [ 14.084841][ T320] Call Trace: [ 14.084941][ T320] [ 14.085011][ T320] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.085152][ T320] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.085257][ T320] __dev_notify_flags (net/core/dev.c:9787) [ 14.085402][ T320] ? netif_change_name (net/core/dev.c:1495) [ 14.085541][ T320] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 14.085714][ T320] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 14.085851][ T320] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 14.085988][ T320] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 14.086125][ T320] ? __dev_get_by_name (net/core/dev.c:883) [ 14.086262][ T320] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 14.086417][ T320] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 14.086559][ T320] rtnl_newlink (net/core/rtnetlink.c:4150) [ 14.086698][ T320] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.086833][ T320] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.086968][ T320] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.087104][ T320] ? mark_usage (kernel/locking/lockdep.c:4674) [ 14.087245][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.087392][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.087559][ T320] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.087699][ T320] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 14.087834][ T320] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.087969][ T320] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.088104][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.088247][ T320] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.088389][ T320] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.088531][ T320] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 14.088669][ T320] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.088805][ T320] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.088945][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 14.089081][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 14.089223][ T320] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.089363][ T320] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.089507][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.089646][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.089782][ T320] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 14.089920][ T320] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.090058][ T320] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 14.090198][ T320] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 14.090334][ T320] ? copy_msghdr_from_user (net/socket.c:2635) [ 14.090482][ T320] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 14.090651][ T320] ? move_addr_to_kernel (net/socket.c:258) [ 14.090790][ T320] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.090926][ T320] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.091059][ T320] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 14.091196][ T320] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 14.091372][ T320] ___sys_sendmsg (net/socket.c:2752) [ 14.091511][ T320] ? copy_msghdr_from_user (net/socket.c:2603) [ 14.091658][ T320] __sys_sendmsg (net/socket.c:2784) [ 14.091796][ T320] ? __sys_sendmsg_sock (net/socket.c:2765) [ 14.091931][ T320] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 14.092071][ T320] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 14.092210][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.092354][ T320] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 14.092494][ T320] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 14.092630][ T320] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 14.092765][ T320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.092936][ T320] RIP: 0033:0x7fd8dada008e [ 14.093076][ T320] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.093579][ T320] RSP: 002b:00007ffd76512bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.093783][ T320] RAX: ffffffffffffffda RBX: 00007ffd76513380 RCX: 00007fd8dada008e [ 14.093985][ T320] RDX: 0000000000000000 RSI: 00007ffd76512c80 RDI: 0000000000000005 [ 14.094190][ T320] RBP: 00007ffd76512be0 R08: 0000000000000000 R09: 0000000000000000 [ 14.094400][ T320] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 14.094605][ T320] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd76513350 | [ 14.142198][ T321] ------------[ cut here ]------------ | [ 14.142372][ T321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/321 | [ 14.142634][ T321] Modules linked in: ip_gre gre | [ 14.143071][ T321] Tainted: [W]=WARN [ 14.143182][ T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.143362][ T321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.143552][ T321] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.144054][ T321] RSP: 0018:ffa0000000a9ef10 EFLAGS: 00010286 [ 14.144235][ T321] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff4000000153da8 [ 14.144463][ T321] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 14.144677][ T321] RBP: ff1100000589c000 R08: 1fe22000016c6f69 R09: ff1100000ffd0b80 [ 14.144890][ T321] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 14.145099][ T321] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 14.145316][ T321] FS: 00007fcbd8309840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.145578][ T321] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.145753][ T321] CR2: 00000000004a2060 CR3: 0000000004bff001 CR4: 0000000000771ef0 [ 14.145965][ T321] PKRU: 55555554 [ 14.146069][ T321] Call Trace: [ 14.146180][ T321] [ 14.146257][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.146412][ T321] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 14.146554][ T321] notifier_call_chain (kernel/notifier.c:85) [ 14.146697][ T321] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 14.146840][ T321] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 14.146980][ T321] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 14.147161][ T321] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 14.147338][ T321] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 14.147493][ T321] netif_set_mtu (net/core/dev.c:9910) [ 14.147635][ T321] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 14.147775][ T321] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 14.147923][ T321] dev_set_mtu (net/core/dev_api.c:249) [ 14.148030][ T321] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 14.148178][ T321] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 14.148320][ T321] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 14.148507][ T321] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 14.148649][ T321] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 14.148826][ T321] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 14.148970][ T321] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 14.149113][ T321] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 14.149258][ T321] ? __dev_get_by_name (net/core/dev.c:883) [ 14.149409][ T321] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 14.149559][ T321] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 14.149705][ T321] rtnl_newlink (net/core/rtnetlink.c:4150) [ 14.149847][ T321] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.149987][ T321] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.150127][ T321] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.150273][ T321] ? mark_usage (kernel/locking/lockdep.c:4674) [ 14.150425][ T321] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.150570][ T321] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.150714][ T321] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.150857][ T321] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 14.150998][ T321] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.151139][ T321] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.151284][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.151438][ T321] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.151578][ T321] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.151721][ T321] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 14.151862][ T321] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.152003][ T321] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.152149][ T321] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 14.152293][ T321] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 14.152446][ T321] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.152590][ T321] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.152732][ T321] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.152874][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.153017][ T321] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 14.153164][ T321] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.153307][ T321] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 14.153530][ T321] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 14.153673][ T321] ? copy_msghdr_from_user (net/socket.c:2635) [ 14.153813][ T321] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 14.153989][ T321] ? move_addr_to_kernel (net/socket.c:258) [ 14.154133][ T321] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.154281][ T321] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.154490][ T321] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 14.154633][ T321] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 14.154809][ T321] ___sys_sendmsg (net/socket.c:2752) [ 14.154950][ T321] ? copy_msghdr_from_user (net/socket.c:2603) [ 14.155106][ T321] __sys_sendmsg (net/socket.c:2784) [ 14.155252][ T321] ? __sys_sendmsg_sock (net/socket.c:2765) [ 14.155402][ T321] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 14.155550][ T321] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 14.155697][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.155841][ T321] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 14.155984][ T321] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 14.156125][ T321] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 14.156271][ T321] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.156457][ T321] RIP: 0033:0x7fcbd854308e [ 14.156607][ T321] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.157109][ T321] RSP: 002b:00007ffd50b6f560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.157330][ T321] RAX: ffffffffffffffda RBX: 00007ffd50b6fd10 RCX: 00007fcbd854308e [ 14.157551][ T321] RDX: 0000000000000000 RSI: 00007ffd50b6f610 RDI: 0000000000000005 [ 14.157763][ T321] RBP: 00007ffd50b6f570 R08: 0000000000000000 R09: 0000000000000000 [ 14.157976][ T321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 14.158193][ T321] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd50b6fce0 | [ 14.159852][ T321] ------------[ cut here ]------------ | [ 14.159999][ T321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/321 | [ 14.160245][ T321] Modules linked in: ip_gre gre | [ 14.160688][ T321] Tainted: [W]=WARN [ 14.160791][ T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.160965][ T321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.161140][ T321] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.161919][ T321] RSP: 0018:ffa0000000a9f1b0 EFLAGS: 00010286 [ 14.162096][ T321] RAX: 00000000ffffffa6 RBX: ff1100000b637380 RCX: 1ff4000000153dfc [ 14.162307][ T321] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63743c [ 14.162572][ T321] RBP: ff1100000589c000 R08: 1fe22000016c6e89 R09: ff1100000ffd0b80 [ 14.162773][ T321] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.162974][ T321] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 14.163182][ T321] FS: 00007fcbd8309840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.163483][ T321] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.163653][ T321] CR2: 00000000004a2060 CR3: 0000000004bff001 CR4: 0000000000771ef0 [ 14.163912][ T321] PKRU: 55555554 [ 14.164014][ T321] Call Trace: [ 14.164114][ T321] [ 14.164191][ T321] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.164328][ T321] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.164496][ T321] __dev_notify_flags (net/core/dev.c:9787) [ 14.164635][ T321] ? netif_change_name (net/core/dev.c:1495) [ 14.164771][ T321] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 14.164943][ T321] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 14.165080][ T321] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 14.165224][ T321] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 14.165420][ T321] ? __dev_get_by_name (net/core/dev.c:883) [ 14.165558][ T321] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 14.165701][ T321] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 14.165842][ T321] rtnl_newlink (net/core/rtnetlink.c:4150) [ 14.165981][ T321] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.166117][ T321] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.166257][ T321] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.166456][ T321] ? mark_usage (kernel/locking/lockdep.c:4674) [ 14.166601][ T321] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.166741][ T321] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.166878][ T321] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.167015][ T321] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 14.167156][ T321] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.167291][ T321] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.167486][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.167625][ T321] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.167760][ T321] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.167897][ T321] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 14.168033][ T321] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.168173][ T321] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.168312][ T321] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 14.168510][ T321] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 14.168649][ T321] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.168789][ T321] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.168925][ T321] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.169061][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.169201][ T321] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 14.169338][ T321] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.169537][ T321] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 14.169676][ T321] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 14.169815][ T321] ? copy_msghdr_from_user (net/socket.c:2635) [ 14.169950][ T321] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 14.170120][ T321] ? move_addr_to_kernel (net/socket.c:258) [ 14.170263][ T321] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.170461][ T321] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.170597][ T321] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 14.170731][ T321] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 14.170902][ T321] ___sys_sendmsg (net/socket.c:2752) [ 14.171038][ T321] ? copy_msghdr_from_user (net/socket.c:2603) [ 14.171192][ T321] __sys_sendmsg (net/socket.c:2784) [ 14.171328][ T321] ? __sys_sendmsg_sock (net/socket.c:2765) [ 14.171529][ T321] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 14.171670][ T321] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 14.171805][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.171943][ T321] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 14.172077][ T321] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 14.172217][ T321] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 14.172418][ T321] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.172606][ T321] RIP: 0033:0x7fcbd854308e [ 14.172748][ T321] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.173231][ T321] RSP: 002b:00007ffd50b6f560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.173502][ T321] RAX: ffffffffffffffda RBX: 00007ffd50b6fd10 RCX: 00007fcbd854308e [ 14.173707][ T321] RDX: 0000000000000000 RSI: 00007ffd50b6f610 RDI: 0000000000000005 [ 14.173908][ T321] RBP: 00007ffd50b6f570 R08: 0000000000000000 R09: 0000000000000000 [ 14.174111][ T321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 14.174318][ T321] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd50b6fce0 | [ 14.198925][ T322] ------------[ cut here ]------------ | [ 14.199138][ T322] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/322 | [ 14.199458][ T322] Modules linked in: ip_gre gre | [ 14.199965][ T322] Tainted: [W]=WARN [ 14.200115][ T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.200342][ T322] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.200586][ T322] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.201103][ T322] RSP: 0018:ffa0000000a9f020 EFLAGS: 00010286 [ 14.201334][ T322] RAX: 00000000ffffffa6 RBX: ff11000010780580 RCX: 1ff4000000153dca [ 14.201614][ T322] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078063c [ 14.201860][ T322] RBP: ff11000007954000 R08: 1fe22000020f00c9 R09: ff1100000a88d158 [ 14.202120][ T322] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 14.202389][ T322] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 14.202650][ T322] FS: 00007f1aec962840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 14.202933][ T322] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.203170][ T322] CR2: 00007f1aecc321a0 CR3: 000000001070f006 CR4: 0000000000771ef0 [ 14.203457][ T322] PKRU: 55555554 [ 14.203624][ T322] Call Trace: [ 14.203775][ T322] [ 14.203897][ T322] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.204083][ T322] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.204255][ T322] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 14.204459][ T322] __dev_notify_flags (net/core/dev.c:9787) [ 14.204648][ T322] ? netif_change_name (net/core/dev.c:1495) [ 14.204830][ T322] ? __dev_change_flags (net/core/dev.c:9752) [ 14.205013][ T322] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 14.205209][ T322] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.205413][ T322] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 14.205602][ T322] netif_change_flags (net/core/dev.c:9820) [ 14.205787][ T322] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 14.205969][ T322] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 14.206158][ T322] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 14.206364][ T322] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 14.206586][ T322] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.206786][ T322] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.206972][ T322] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.207156][ T322] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.207364][ T322] ? __kernel_text_address (kernel/extable.c:79) [ 14.207552][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.207741][ T322] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.207928][ T322] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 14.208113][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.208306][ T322] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.208515][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.208701][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.208887][ T322] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 14.209072][ T322] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 14.209269][ T322] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 14.209478][ T322] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 14.209665][ T322] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 14.209850][ T322] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 14.210036][ T322] rtnl_newlink (net/core/rtnetlink.c:4150) [ 14.210233][ T322] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.210437][ T322] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.210623][ T322] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.210807][ T322] ? mark_usage (kernel/locking/lockdep.c:4674) [ 14.210991][ T322] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.211181][ T322] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.211377][ T322] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.211571][ T322] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.211757][ T322] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.211940][ T322] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.212124][ T322] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 14.212317][ T322] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.212524][ T322] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.212708][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.212893][ T322] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.213085][ T322] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.213282][ T322] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 14.213489][ T322] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.213675][ T322] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.213863][ T322] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 14.214043][ T322] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 14.214239][ T322] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.214447][ T322] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.214630][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.214816][ T322] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 14.215000][ T322] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.215191][ T322] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 14.215392][ T322] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 14.215589][ T322] ? copy_msghdr_from_user (net/socket.c:2635) [ 14.215775][ T322] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 14.215988][ T322] ? move_addr_to_kernel (net/socket.c:258) [ 14.216177][ T322] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.216377][ T322] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.216576][ T322] ___sys_sendmsg (net/socket.c:2752) [ 14.216759][ T322] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 14.216973][ T322] ? copy_msghdr_from_user (net/socket.c:2603) [ 14.217180][ T322] __sys_sendmsg (net/socket.c:2784) [ 14.217380][ T322] ? __sys_sendmsg_sock (net/socket.c:2765) [ 14.217570][ T322] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 14.217786][ T322] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.217971][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.218157][ T322] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 14.218359][ T322] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 14.218549][ T322] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 14.218734][ T322] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.218948][ T322] RIP: 0033:0x7f1aecb9c08e [ 14.219135][ T322] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.219689][ T322] RSP: 002b:00007ffea9da8360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.219939][ T322] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1aecb9c08e [ 14.220192][ T322] RDX: 0000000000000000 RSI: 00007ffea9da8410 RDI: 0000000000000005 [ 14.220468][ T322] RBP: 00007ffea9da8370 R08: 0000000000000000 R09: 0000000000000000 [ 14.220714][ T322] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 14.220962][ T322] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea9da8ae0 | [ 14.252707][ T323] ------------[ cut here ]------------ | [ 14.252883][ T323] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/323 | [ 14.253115][ T323] Modules linked in: ip_gre gre | [ 14.253544][ T323] Tainted: [W]=WARN [ 14.253646][ T323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.253812][ T323] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.253984][ T323] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.254482][ T323] RSP: 0018:ffa0000000aaf020 EFLAGS: 00010286 [ 14.254649][ T323] RAX: 00000000ffffffa6 RBX: ff1100000cae58c0 RCX: 1ff4000000155dca [ 14.254847][ T323] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae597c [ 14.255047][ T323] RBP: ff1100000589c000 R08: 1fe220000195cb31 R09: ff11000009742e58 [ 14.255252][ T323] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 14.255462][ T323] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 14.255665][ T323] FS: 00007fe9b693c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 14.255896][ T323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.256062][ T323] CR2: 0000000006baa988 CR3: 000000000ebf5001 CR4: 0000000000771ef0 [ 14.256266][ T323] PKRU: 55555554 [ 14.256373][ T323] Call Trace: [ 14.256478][ T323] [ 14.256548][ T323] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.256685][ T323] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.256788][ T323] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 14.256921][ T323] __dev_notify_flags (net/core/dev.c:9787) [ 14.257055][ T323] ? netif_change_name (net/core/dev.c:1495) [ 14.257193][ T323] ? __dev_change_flags (net/core/dev.c:9752) [ 14.257329][ T323] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 14.257553][ T323] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.257687][ T323] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 14.257822][ T323] netif_change_flags (net/core/dev.c:9820) [ 14.257956][ T323] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 14.258089][ T323] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 14.258228][ T323] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 14.258438][ T323] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 14.258607][ T323] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.258739][ T323] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.258927][ T323] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.259059][ T323] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.259198][ T323] ? __kernel_text_address (kernel/extable.c:79) [ 14.259332][ T323] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.259563][ T323] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.259697][ T323] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 14.259830][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.259964][ T323] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.260097][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.260234][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.260444][ T323] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 14.260580][ T323] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 14.260713][ T323] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 14.260849][ T323] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 14.260986][ T323] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 14.261124][ T323] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 14.261264][ T323] rtnl_newlink (net/core/rtnetlink.c:4150) [ 14.261473][ T323] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.261608][ T323] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.261743][ T323] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.261876][ T323] ? mark_usage (kernel/locking/lockdep.c:4674) [ 14.262009][ T323] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.262145][ T323] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.262282][ T323] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.262443][ T323] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.262585][ T323] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.262719][ T323] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 14.262852][ T323] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 14.262984][ T323] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.263116][ T323] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.263256][ T323] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.263406][ T323] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.263541][ T323] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 14.263675][ T323] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 14.263809][ T323] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.263943][ T323] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.264079][ T323] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 14.264216][ T323] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 14.264357][ T323] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.264500][ T323] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.264635][ T323] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 14.264769][ T323] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 14.264905][ T323] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.265040][ T323] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 14.265179][ T323] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 14.265312][ T323] ? copy_msghdr_from_user (net/socket.c:2635) [ 14.265458][ T323] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 14.265623][ T323] ? move_addr_to_kernel (net/socket.c:258) [ 14.265758][ T323] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.265892][ T323] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 14.266026][ T323] ___sys_sendmsg (net/socket.c:2752) [ 14.266162][ T323] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 14.266328][ T323] ? copy_msghdr_from_user (net/socket.c:2603) [ 14.266486][ T323] __sys_sendmsg (net/socket.c:2784) [ 14.266621][ T323] ? __sys_sendmsg_sock (net/socket.c:2765) [ 14.266755][ T323] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 14.266924][ T323] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.267058][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.267195][ T323] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 14.267328][ T323] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 14.267474][ T323] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 14.267609][ T323] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.267773][ T323] RIP: 0033:0x7fe9b6b7608e [ 14.267913][ T323] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.268410][ T323] RSP: 002b:00007ffe8ea0aaa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.268612][ T323] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe9b6b7608e [ 14.268811][ T323] RDX: 0000000000000000 RSI: 00007ffe8ea0ab50 RDI: 0000000000000005 [ 14.269010][ T323] RBP: 00007ffe8ea0aab0 R08: 0000000000000000 R09: 0000000000000000 [ 14.269213][ T323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc0 [ 14.269426][ T323] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8ea0b220 | [ 14.649737][ T12] ------------[ cut here ]------------ | [ 14.649904][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.650164][ T12] Modules linked in: ip_gre gre | [ 14.650609][ T12] Tainted: [W]=WARN [ 14.650704][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.650860][ T12] Workqueue: netns cleanup_net [ 14.650992][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.651160][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.651632][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 14.651787][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8c580 RCX: 1ff4000000018ec7 [ 14.651971][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8c63c [ 14.652159][ T12] RBP: ff11000007954000 R08: 1fe22000019f18c9 R09: ff11000001aed1d0 [ 14.652354][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 14.652543][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 14.652730][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.652947][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.653109][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.653298][ T12] PKRU: 55555554 [ 14.653407][ T12] Call Trace: [ 14.653499][ T12] [ 14.653570][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.653699][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.653792][ T12] netif_close_many (net/core/dev.c:1804) [ 14.653917][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 14.654042][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 14.654206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 14.654369][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 14.654505][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.654656][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.654783][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.654907][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.655030][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.655158][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.655283][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.655425][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.655551][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.655675][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.655802][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.655926][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.656049][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.656178][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.656300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.656437][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.656564][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.656687][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.656814][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.656941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.657064][ T12] kthread (kernel/kthread.c:436) [ 14.657161][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.657317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.657453][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.657580][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.657734][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.657858][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.657982][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.660240][ T12] ------------[ cut here ]------------ | [ 14.660373][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.660622][ T12] Modules linked in: ip_gre gre | [ 14.661034][ T12] Tainted: [W]=WARN [ 14.661125][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.661285][ T12] Workqueue: netns cleanup_net [ 14.661420][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.661580][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.662016][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.662173][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8da80 RCX: 1ff4000000018eed [ 14.662356][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8db3c [ 14.662541][ T12] RBP: ff110000096d1000 R08: 1fe22000019f1b69 R09: ff11000001aed1d0 [ 14.662718][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 14.662897][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.663076][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.663286][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.663446][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.663626][ T12] PKRU: 55555554 [ 14.663715][ T12] Call Trace: [ 14.663806][ T12] [ 14.663870][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.664027][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.664179][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.664298][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.664427][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.664545][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.664665][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.664787][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.664910][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.665029][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.665153][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.665272][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.665397][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.665523][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.665641][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.665761][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.665886][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.666005][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.666129][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.666255][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.666379][ T12] kthread (kernel/kthread.c:436) [ 14.666472][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.666624][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.666741][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.666895][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.667045][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.667168][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.667287][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.669621][ T12] ------------[ cut here ]------------ | [ 14.669738][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.669971][ T12] Modules linked in: ip_gre gre | [ 14.670558][ T12] Tainted: [W]=WARN [ 14.670650][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.670799][ T12] Workqueue: netns cleanup_net [ 14.670921][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.671074][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.671553][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.671700][ T12] RAX: 00000000ffffffa6 RBX: ff1100001072f700 RCX: 1ff4000000018eed [ 14.671874][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072f7bc [ 14.672049][ T12] RBP: ff11000012829000 R08: 1fe22000020e5ef9 R09: ff11000001aed1d0 [ 14.672233][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 14.672458][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.672681][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.672886][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.673034][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.673216][ T12] PKRU: 55555554 [ 14.673304][ T12] Call Trace: [ 14.673443][ T12] [ 14.673507][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.673659][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.673806][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.673926][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.674046][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.674165][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.674283][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.674455][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.674576][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.674692][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.674811][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.674929][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.675046][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.675166][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.675283][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.675452][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.675573][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.675689][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.675813][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.675951][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.676074][ T12] kthread (kernel/kthread.c:436) [ 14.676164][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.676310][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.676479][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.676597][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.676743][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.676861][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.676978][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.680861][ T12] ------------[ cut here ]------------ | [ 14.681048][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.681295][ T12] Modules linked in: ip_gre gre | [ 14.681712][ T12] Tainted: [W]=WARN [ 14.681806][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.681954][ T12] Workqueue: netns cleanup_net [ 14.682075][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.682232][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.682658][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.682808][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff4000000018eed [ 14.682984][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 14.683160][ T12] RBP: ff11000007954000 R08: 1fe2200001f451a9 R09: ff11000001aed1d0 [ 14.683333][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.683520][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.683695][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.683900][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.684052][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.684232][ T12] PKRU: 55555554 [ 14.684320][ T12] Call Trace: [ 14.684418][ T12] [ 14.684480][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.684635][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.684784][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.684907][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.685029][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.685148][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.685276][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.685408][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.685527][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.685643][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.685764][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.685883][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.686004][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.686121][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.686242][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.686390][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.686517][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.686635][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.686756][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.686878][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.687002][ T12] kthread (kernel/kthread.c:436) [ 14.687094][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.687264][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.687388][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.687513][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.687660][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.687778][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.687896][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.690479][ T12] ------------[ cut here ]------------ | [ 14.690611][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.690841][ T12] Modules linked in: ip_gre gre | [ 14.691235][ T12] Tainted: [W]=WARN [ 14.691322][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.691482][ T12] Workqueue: netns cleanup_net [ 14.691605][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.691764][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.692188][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.692336][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff4000000018eed [ 14.692526][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 14.692698][ T12] RBP: ff1100000f9a4000 R08: 1fe2200001f45139 R09: ff11000001aed1d0 [ 14.692875][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.693049][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.693226][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.693443][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.693589][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.693765][ T12] PKRU: 55555554 [ 14.693856][ T12] Call Trace: [ 14.693943][ T12] [ 14.694004][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.694159][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.694305][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.694438][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.694557][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.694674][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.694791][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.694910][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.695029][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.695148][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.695270][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.695392][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.695514][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.695634][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.695754][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.695873][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.695995][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.696112][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.696240][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.696365][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.696486][ T12] kthread (kernel/kthread.c:436) [ 14.696575][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.696719][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.696842][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.696960][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.697104][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.697230][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.697353][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.699856][ T12] ------------[ cut here ]------------ | [ 14.699988][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.700233][ T12] Modules linked in: ip_gre gre | [ 14.700803][ T12] Tainted: [W]=WARN [ 14.700892][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.701037][ T12] Workqueue: netns cleanup_net [ 14.701165][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.701323][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.701852][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.702000][ T12] RAX: 00000000ffffffa6 RBX: ff1100001072f8c0 RCX: 1ff4000000018eed [ 14.702180][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072f97c [ 14.702468][ T12] RBP: ff11000006271000 R08: 1fe22000020e5f31 R09: ff11000001aed1d0 [ 14.702643][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.702815][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.702990][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.703197][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.703434][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.703615][ T12] PKRU: 55555554 [ 14.703706][ T12] Call Trace: [ 14.703797][ T12] [ 14.703858][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.704010][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.704159][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.704278][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.704494][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.704615][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.704736][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.704857][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.704979][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.705100][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.705222][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.705340][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.705566][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.705687][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.705806][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.705930][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.706050][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.706179][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.706302][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.706522][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.706639][ T12] kthread (kernel/kthread.c:436) [ 14.706730][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.706879][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.707000][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.707117][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.707282][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.707506][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.707625][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.710446][ T12] ------------[ cut here ]------------ | [ 14.710620][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 14.710903][ T12] Modules linked in: ip_gre gre | [ 14.711426][ T12] Tainted: [W]=WARN [ 14.711569][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.711765][ T12] Workqueue: netns cleanup_net [ 14.711939][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.712159][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.712675][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.712875][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637c40 RCX: 1ff4000000018eed [ 14.713102][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637cfc [ 14.713337][ T12] RBP: ff1100000f8ec000 R08: 1fe22000016c6fa1 R09: ff11000001aed1d0 [ 14.713643][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 14.713935][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.714189][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 14.714464][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.714695][ T12] CR2: 00007fc3955f1000 CR3: 000000001071d003 CR4: 0000000000771ef0 [ 14.714942][ T12] PKRU: 55555554 [ 14.715103][ T12] Call Trace: [ 14.715253][ T12] [ 14.715380][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.715628][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.715829][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.716000][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.716175][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.716363][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.716541][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.716714][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.716885][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.717052][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.717235][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.717431][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.717602][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.717773][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.717942][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.718114][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.718297][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.718489][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.718667][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.718841][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.719010][ T12] kthread (kernel/kthread.c:436) [ 14.719150][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.719369][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.719540][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.719709][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.719911][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.720080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.720263][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.722931][ T12] ------------[ cut here ]------------ | [ 14.723094][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 14.723397][ T12] Modules linked in: ip_gre gre | [ 14.723897][ T12] Tainted: [W]=WARN [ 14.724035][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.724255][ T12] Workqueue: netns cleanup_net [ 14.724455][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.724662][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.725127][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.725336][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff4000000018eed [ 14.725585][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 14.725808][ T12] RBP: ff1100000a81c000 R08: 1fe22000016c6cc9 R09: ff11000001aed1d0 [ 14.726032][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 14.726270][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.726521][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 14.726776][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.726972][ T12] CR2: 00007fc3955f1000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 14.727210][ T12] PKRU: 55555554 [ 14.727362][ T12] Call Trace: [ 14.727510][ T12] [ 14.727620][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.727822][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.728015][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.728190][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.728375][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.728553][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.728724][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.728894][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.729065][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.729249][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.729439][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.729611][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.729776][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.729947][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.730115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.730297][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.730504][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.730674][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.730848][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.731023][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.731199][ T12] kthread (kernel/kthread.c:436) [ 14.731340][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.731562][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.731732][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.731903][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.732101][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.732279][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.732474][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.734924][ T12] ------------[ cut here ]------------ | [ 14.735085][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 14.736206][ T12] Modules linked in: ip_gre gre | [ 14.736853][ T12] Tainted: [W]=WARN [ 14.737037][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.737291][ T12] Workqueue: netns cleanup_net [ 14.737545][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.737796][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.738320][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.738589][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636e40 RCX: 1ff4000000018eed [ 14.738857][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636efc [ 14.739125][ T12] RBP: ff11000008481000 R08: 1fe22000016c6de1 R09: ff11000001aed1d0 [ 14.739428][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 14.739700][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.739970][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 14.740282][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.740550][ T12] CR2: 00007fc3955f1000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 14.740822][ T12] PKRU: 55555554 [ 14.741005][ T12] Call Trace: [ 14.741200][ T12] [ 14.741371][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.741629][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.741870][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.742083][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.742311][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.742545][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.742760][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.742978][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.743205][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.743470][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.743741][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.744018][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.744280][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.744560][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.744743][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.744913][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.745088][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.745269][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.745467][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.745645][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.745815][ T12] kthread (kernel/kthread.c:436) [ 14.745984][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.746196][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.746389][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.746574][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.746773][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.746958][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.747129][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.749648][ T12] ------------[ cut here ]------------ | [ 14.749811][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 14.750111][ T12] Modules linked in: ip_gre gre | [ 14.750999][ T12] Tainted: [W]=WARN [ 14.751249][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.751533][ T12] Workqueue: netns cleanup_net [ 14.751773][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.752025][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.752612][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.752860][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6363c0 RCX: 1ff4000000018eed [ 14.753141][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63647c [ 14.753440][ T12] RBP: ff11000007f91000 R08: 1fe22000016c6c91 R09: ff11000001aed1d0 [ 14.753761][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 14.754033][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.754326][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 14.754664][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.754912][ T12] CR2: 00007fc3955f1000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 14.755227][ T12] PKRU: 55555554 [ 14.755433][ T12] Call Trace: [ 14.755620][ T12] [ 14.755775][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.756021][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.756273][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.756510][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.756739][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.756954][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.757184][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.757426][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.757645][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.757857][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.758073][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.758300][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.758599][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.758862][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.759045][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.759224][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.759421][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.759591][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.759764][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.759941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.760108][ T12] kthread (kernel/kthread.c:436) [ 14.760266][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.760488][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.760660][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.760829][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.761027][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.761205][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.761391][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.779906][ T12] ------------[ cut here ]------------ | [ 14.780046][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.780304][ T12] Modules linked in: ip_gre gre | [ 14.781252][ T12] Tainted: [W]=WARN [ 14.781407][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.781565][ T12] Workqueue: netns cleanup_net [ 14.781706][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.781955][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.782475][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 14.782633][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff4000000018eaf [ 14.782824][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 14.783009][ T12] RBP: ff1100000e849000 R08: 1fe22000016c6c21 R09: ff11000001aed1d0 [ 14.783199][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 14.783440][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed5c000 [ 14.783631][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.783846][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.784001][ T12] CR2: 000055f6c138a4c8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.784220][ T12] PKRU: 55555554 [ 14.784314][ T12] Call Trace: [ 14.784461][ T12] [ 14.784528][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.784655][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.784751][ T12] netif_close_many (net/core/dev.c:1804) [ 14.784876][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.784998][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.785122][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.785252][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 14.785462][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 14.785622][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 14.785779][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.785913][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.786069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.786195][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.786323][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 14.786547][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 14.786676][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 14.786802][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.786927][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 14.787052][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 14.787182][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 14.787312][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.787502][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.787627][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.787761][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.787884][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.788009][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.788131][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.788259][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.788463][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.788588][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.788722][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.788848][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.788976][ T12] kthread (kernel/kthread.c:436) [ 14.789069][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.789227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.789406][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.789534][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.789696][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.789819][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.789942][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.791779][ T12] ------------[ cut here ]------------ | [ 14.791902][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.792166][ T12] Modules linked in: ip_gre gre | [ 14.792917][ T12] Tainted: [W]=WARN [ 14.793011][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.793171][ T12] Workqueue: netns cleanup_net [ 14.793298][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.793473][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.793916][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 14.794070][ T12] RAX: 00000000ffffffa6 RBX: ff110000107818c0 RCX: 1ff4000000018eaf [ 14.794257][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078197c [ 14.794448][ T12] RBP: ff1100000ed5c000 R08: 1fe22000020f0331 R09: ff11000001aed1d0 [ 14.794633][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 14.794821][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 14.795005][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.795223][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.795383][ T12] CR2: 000055f6c138a4c8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.795584][ T12] PKRU: 55555554 [ 14.795683][ T12] Call Trace: [ 14.795775][ T12] [ 14.795840][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.795965][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 14.796095][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.796192][ T12] netif_close_many (net/core/dev.c:1804) [ 14.796315][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.796446][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.796570][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.796695][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 14.796818][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 14.796972][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 14.797135][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.797264][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.797427][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.797555][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.797678][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 14.797835][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 14.797960][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 14.798090][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.798225][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 14.798355][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 14.798487][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 14.798617][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.798740][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.798871][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.798995][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.799118][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.799249][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.799376][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.799512][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.799642][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.799764][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.799896][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.800025][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.800150][ T12] kthread (kernel/kthread.c:436) [ 14.800248][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.800413][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.800537][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.800665][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.800820][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.800942][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.801066][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.803322][ T12] ------------[ cut here ]------------ | [ 14.803936][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.804177][ T12] Modules linked in: ip_gre gre | [ 14.804628][ T12] Tainted: [W]=WARN [ 14.804723][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.804872][ T12] Workqueue: netns cleanup_net [ 14.805050][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.805211][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.805691][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 14.805845][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62e900 RCX: 1ff4000000018ed5 [ 14.806021][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e9bc [ 14.806203][ T12] RBP: ff1100000e849000 R08: 1fe22000016c5d39 R09: ff11000001aed1d0 [ 14.806434][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 14.806626][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.806805][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.807011][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.807162][ T12] CR2: 000055f6c138a4c8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.807343][ T12] PKRU: 55555554 [ 14.807485][ T12] Call Trace: [ 14.807576][ T12] [ 14.807640][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.807791][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.807940][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.808057][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.808185][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 14.808341][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 14.808523][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.808644][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 14.808765][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 14.808885][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 14.809006][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.809124][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.809251][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.809425][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.809546][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.809666][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.809784][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.809905][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.810028][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.810152][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.810281][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.810457][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.810578][ T12] kthread (kernel/kthread.c:436) [ 14.810669][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.810818][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.810938][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.811060][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.811218][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.811337][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.811510][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.814563][ T12] ------------[ cut here ]------------ | [ 14.814692][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.814934][ T12] Modules linked in: ip_gre gre | [ 14.815341][ T12] Tainted: [W]=WARN [ 14.815442][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.815594][ T12] Workqueue: netns cleanup_net [ 14.815718][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.815875][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.816304][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 14.816521][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d831700 RCX: 1ff4000000018ed5 [ 14.816700][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8317bc [ 14.816878][ T12] RBP: ff1100000ed5c000 R08: 1fe2200001b062f9 R09: ff11000001aed1d0 [ 14.817054][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 14.817236][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.817469][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.817677][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.817829][ T12] CR2: 000055f6c138a4c8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.818009][ T12] PKRU: 55555554 [ 14.818098][ T12] Call Trace: [ 14.818190][ T12] [ 14.818252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.818460][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.818655][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.818775][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.818894][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 14.819046][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 14.819203][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.819323][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 14.819496][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 14.819618][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 14.819740][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.819858][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.819981][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.820102][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.820225][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.820395][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.820545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.820667][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.820791][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.820910][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.821035][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.821163][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.821284][ T12] kthread (kernel/kthread.c:436) [ 14.821428][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.821580][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.821700][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.821821][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.821972][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.822092][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.822220][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.826702][ T12] ------------[ cut here ]------------ | [ 14.826835][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 14.827070][ T12] Modules linked in: ip_gre gre | [ 14.827750][ T12] Tainted: [W]=WARN [ 14.827846][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.827995][ T12] Workqueue: netns cleanup_net [ 14.828121][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.828287][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.828770][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 14.828922][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d830ac0 RCX: 1ff4000000018ed5 [ 14.829101][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d830b7c [ 14.829285][ T12] RBP: ff1100000f874000 R08: 1fe2200001b06171 R09: ff11000001aed1d0 [ 14.829524][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 14.829711][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.829893][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.830102][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.830255][ T12] CR2: 000055f6c13899f8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 14.830489][ T12] PKRU: 55555554 [ 14.830584][ T12] Call Trace: [ 14.830676][ T12] [ 14.830739][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.830893][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.831051][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.831175][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.831294][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 14.831500][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 14.831623][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 14.831752][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 14.831876][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 14.831997][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 14.832121][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.832246][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.832423][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.832546][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.832666][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.832788][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.832908][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.833031][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.833161][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.833281][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.833463][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.833587][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.833706][ T12] kthread (kernel/kthread.c:436) [ 14.833798][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.833948][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.834082][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.834210][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.834410][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.834534][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.834654][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.871245][ T12] ------------[ cut here ]------------ | [ 14.871408][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 14.871652][ T12] Modules linked in: ip_gre gre | [ 14.872060][ T12] Tainted: [W]=WARN [ 14.872160][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.872314][ T12] Workqueue: netns cleanup_net [ 14.872454][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.872613][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.873052][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 14.873216][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d830200 RCX: 1ff4000000018ec7 [ 14.873417][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8302bc [ 14.873605][ T12] RBP: ff1100000589c000 R08: 1fe2200001b06059 R09: ff11000001aed1d0 [ 14.873785][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 14.873967][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 14.874191][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 14.874495][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.874656][ T12] CR2: 000055f6c138a4c8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 14.874843][ T12] PKRU: 55555554 [ 14.874937][ T12] Call Trace: [ 14.875042][ T12] [ 14.875109][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 14.875242][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 14.875335][ T12] netif_close_many (net/core/dev.c:1804) [ 14.875531][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 14.875655][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 14.875807][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 14.875959][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 14.876084][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.876241][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.876376][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.876504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.876625][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.876747][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.876869][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.876992][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.877118][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.877244][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.877375][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.877506][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.877629][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.877753][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.877875][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.878008][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.878134][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.878261][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.878395][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.878532][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.878655][ T12] kthread (kernel/kthread.c:436) [ 14.878748][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.878901][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.879024][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.879157][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.879310][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.879453][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.879581][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.881674][ T12] ------------[ cut here ]------------ | [ 14.881793][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 14.882033][ T12] Modules linked in: ip_gre gre | [ 14.882442][ T12] Tainted: [W]=WARN [ 14.882536][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.882684][ T12] Workqueue: netns cleanup_net [ 14.882805][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.882957][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.883390][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.883554][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54fc40 RCX: 1ff4000000018eed [ 14.883730][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54fcfc [ 14.883909][ T12] RBP: ff1100000fad1000 R08: 1fe22000016a9fa1 R09: ff11000001aed1d0 [ 14.884089][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 14.884272][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.884462][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 14.884678][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.884830][ T12] CR2: 000055f6c138a4c8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 14.885016][ T12] PKRU: 55555554 [ 14.885105][ T12] Call Trace: [ 14.885198][ T12] [ 14.885266][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.885426][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.885579][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.885698][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.885821][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.885939][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.886059][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.886188][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.886309][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.886439][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.886571][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.886693][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.886811][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.886932][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.887054][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.887181][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.887303][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.887445][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.887571][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.887701][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.887821][ T12] kthread (kernel/kthread.c:436) [ 14.887912][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.888070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.888190][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.888314][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.888474][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.888594][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.888718][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.890994][ T12] ------------[ cut here ]------------ | [ 14.891112][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 14.891594][ T12] Modules linked in: ip_gre gre | [ 14.891992][ T12] Tainted: [W]=WARN [ 14.892082][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.892235][ T12] Workqueue: netns cleanup_net [ 14.892409][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.892566][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.892987][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.893141][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbde00 RCX: 1ff4000000018eed [ 14.893326][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbdebc [ 14.893554][ T12] RBP: ff1100000eb0c000 R08: 1fe22000019f7bd9 R09: ff11000001aed1d0 [ 14.893774][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 14.893959][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.894139][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 14.894407][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.894566][ T12] CR2: 000055f6c138a4c8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 14.894747][ T12] PKRU: 55555554 [ 14.894837][ T12] Call Trace: [ 14.894925][ T12] [ 14.894987][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.895142][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.895297][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.895466][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.895585][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.895703][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.895822][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.895941][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.896059][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.896181][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.896302][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.896475][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.896599][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.896717][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.896834][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.896952][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.897074][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.897196][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.897319][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.897525][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.897687][ T12] kthread (kernel/kthread.c:436) [ 14.897778][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.897941][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.898066][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.898200][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.898408][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.898533][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.898654][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.902853][ T12] ------------[ cut here ]------------ | [ 14.902984][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.903223][ T12] Modules linked in: ip_gre gre | [ 14.903632][ T12] Tainted: [W]=WARN [ 14.903724][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.903870][ T12] Workqueue: netns cleanup_net [ 14.903992][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.904159][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.904617][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.904773][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbd8c0 RCX: 1ff4000000018eed [ 14.904963][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd97c [ 14.905157][ T12] RBP: ff1100000589c000 R08: 1fe22000019f7b31 R09: ff11000001aed1d0 [ 14.905336][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.905521][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.905696][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.905907][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.906090][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.906273][ T12] PKRU: 55555554 [ 14.906372][ T12] Call Trace: [ 14.906467][ T12] [ 14.906529][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.906678][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.906828][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.907003][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.907126][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.907259][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.907383][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.907510][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.907629][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.907748][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.907870][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.907994][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.908162][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.908283][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.908635][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.908756][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.908875][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.908992][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.909113][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.909240][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.909361][ T12] kthread (kernel/kthread.c:436) [ 14.909456][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.909605][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.909722][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.909838][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.909984][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.910102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.910224][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.912196][ T12] ------------[ cut here ]------------ | [ 14.912312][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.912559][ T12] Modules linked in: ip_gre gre | [ 14.912940][ T12] Tainted: [W]=WARN [ 14.913032][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.913186][ T12] Workqueue: netns cleanup_net [ 14.913307][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.913470][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.913889][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.914048][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61d000 RCX: 1ff4000000018eed [ 14.914249][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61d0bc [ 14.914435][ T12] RBP: ff1100000ea71000 R08: 1fe22000016c3a19 R09: ff11000001aed1d0 [ 14.914610][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.914787][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.914970][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.915179][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.915326][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.915511][ T12] PKRU: 55555554 [ 14.915602][ T12] Call Trace: [ 14.915691][ T12] [ 14.915752][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.915900][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.916045][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.916176][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.916296][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.916429][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.916551][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.916671][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.916791][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.916907][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.917030][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.917153][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.917276][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.917405][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.917523][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.917643][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.917764][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.917881][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.918006][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.918128][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.918257][ T12] kthread (kernel/kthread.c:436) [ 14.918351][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.918501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.918623][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.918739][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.918884][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.919007][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.919125][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.921265][ T12] ------------[ cut here ]------------ | [ 14.921417][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.921645][ T12] Modules linked in: ip_gre gre | [ 14.922032][ T12] Tainted: [W]=WARN [ 14.922119][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.922271][ T12] Workqueue: netns cleanup_net [ 14.922398][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.922554][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.922970][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.923115][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61c580 RCX: 1ff4000000018eed [ 14.923306][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61c63c [ 14.923491][ T12] RBP: ff1100000ee2c000 R08: 1fe22000016c38c9 R09: ff11000001aed1d0 [ 14.923663][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.923836][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.924010][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.924219][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.924371][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.924553][ T12] PKRU: 55555554 [ 14.924640][ T12] Call Trace: [ 14.924726][ T12] [ 14.924788][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.924941][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.925094][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.925215][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.925334][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.925460][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.925577][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.925694][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.925815][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.925936][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.926056][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.926179][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.926295][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.926420][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.926538][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.926658][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.926782][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.926901][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.927022][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.927156][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.927275][ T12] kthread (kernel/kthread.c:436) [ 14.927374][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.927529][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.927650][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.927769][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.927918][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.928038][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.928159][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.930323][ T12] ------------[ cut here ]------------ | [ 14.930447][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.930678][ T12] Modules linked in: ip_gre gre | [ 14.931063][ T12] Tainted: [W]=WARN [ 14.931155][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.931301][ T12] Workqueue: netns cleanup_net [ 14.931433][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.931584][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.932002][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.932157][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61c740 RCX: 1ff4000000018eed [ 14.932331][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61c7fc [ 14.932518][ T12] RBP: ff11000008c1c000 R08: 1fe22000016c3901 R09: ff11000001aed1d0 [ 14.932698][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.932869][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.933044][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.933247][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.933396][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.933576][ T12] PKRU: 55555554 [ 14.933663][ T12] Call Trace: [ 14.933750][ T12] [ 14.933811][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.933961][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.934106][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.934226][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.934352][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.934474][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.934591][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.934713][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.934830][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.934946][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.935065][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.935187][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.935304][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.935436][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.935554][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.935673][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.935793][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.935910][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.936031][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.936158][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.936280][ T12] kthread (kernel/kthread.c:436) [ 14.936374][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.936524][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.936641][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.936762][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.936912][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.937029][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.937148][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.939292][ T12] ------------[ cut here ]------------ | [ 14.939423][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.939652][ T12] Modules linked in: ip_gre gre | [ 14.940035][ T12] Tainted: [W]=WARN [ 14.940128][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.940281][ T12] Workqueue: netns cleanup_net [ 14.940411][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.940563][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.940980][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.941127][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61c3c0 RCX: 1ff4000000018eed [ 14.941305][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61c47c [ 14.941493][ T12] RBP: ff1100000f954000 R08: 1fe22000016c3891 R09: ff11000001aed1d0 [ 14.941668][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.941841][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.942017][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.942226][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.942390][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.942571][ T12] PKRU: 55555554 [ 14.942663][ T12] Call Trace: [ 14.942752][ T12] [ 14.942813][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.942967][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.943115][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.943238][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.943360][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.943484][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.943605][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.943724][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.943847][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.943972][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.944090][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.944213][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.944328][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.944454][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.944572][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.944696][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.944817][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.944934][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.945060][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.945186][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.945302][ T12] kthread (kernel/kthread.c:436) [ 14.945396][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.945548][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.945665][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.945791][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.945937][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.946055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.946177][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.948134][ T12] ------------[ cut here ]------------ | [ 14.948252][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.948494][ T12] Modules linked in: ip_gre gre | [ 14.948902][ T12] Tainted: [W]=WARN [ 14.948994][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.949138][ T12] Workqueue: netns cleanup_net [ 14.949266][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.949425][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.949844][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.949991][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61cc80 RCX: 1ff4000000018eed [ 14.950169][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61cd3c [ 14.950354][ T12] RBP: ff1100000f981000 R08: 1fe22000016c39a9 R09: ff11000001aed1d0 [ 14.950533][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.950719][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.950901][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.951107][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.951259][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.951445][ T12] PKRU: 55555554 [ 14.951533][ T12] Call Trace: [ 14.951620][ T12] [ 14.951682][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.951831][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.951977][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.952094][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.952216][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.952335][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.952466][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.952597][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.952716][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.952834][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.952955][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.953077][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.953198][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.953318][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.953445][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.953566][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.953688][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.953808][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.953931][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.954057][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.954188][ T12] kthread (kernel/kthread.c:436) [ 14.954281][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.954440][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.954558][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.954678][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.954826][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.954943][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.955061][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.957023][ T12] ------------[ cut here ]------------ | [ 14.957140][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 14.957387][ T12] Modules linked in: ip_gre gre | [ 14.957786][ T12] Tainted: [W]=WARN [ 14.957875][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.958022][ T12] Workqueue: netns cleanup_net [ 14.958143][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.958302][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.958736][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 14.958889][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee71000 RCX: 1ff4000000018eed [ 14.959066][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee710bc [ 14.959246][ T12] RBP: ff1100000f941000 R08: 1fe2200001dce219 R09: ff11000001aed1d0 [ 14.959439][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 14.959615][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 14.959793][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 14.959997][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.960149][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 14.960330][ T12] PKRU: 55555554 [ 14.960433][ T12] Call Trace: [ 14.960522][ T12] [ 14.960584][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 14.960734][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 14.960881][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 14.961012][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 14.961139][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 14.961267][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 14.961399][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 14.961561][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 14.961690][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.961823][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 14.961960][ T12] cleanup_net (net/core/net_namespace.c:702) [ 14.962092][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.962221][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 14.962354][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 14.962502][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 14.962631][ T12] process_one_work (kernel/workqueue.c:3314) [ 14.962761][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 14.965035][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 14.965189][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 14.965323][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 14.965453][ T12] kthread (kernel/kthread.c:436) [ 14.965543][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.965692][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.965810][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.965932][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 14.966085][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.966231][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 14.966357][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.989184][ T355] ------------[ cut here ]------------ | [ 14.989382][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355 | [ 14.996750][ T355] Modules linked in: ip_gre gre | [ 14.997163][ T355] Tainted: [W]=WARN [ 14.997262][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.997466][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 14.997639][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 14.998106][ T355] RSP: 0018:ffa00000007b7a80 EFLAGS: 00010286 [ 14.998276][ T355] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff40000000f6f16 [ 14.998488][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 14.998688][ T355] RBP: ff1100000eea4000 R08: 1fe2200002514369 R09: ff110000126bd180 [ 14.998890][ T355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 14.999087][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eea4000 [ 14.999289][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 14.999532][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.999699][ T355] CR2: 00007fe6d14d17d0 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 14.999905][ T355] PKRU: 55555554 [ 15.000004][ T355] Call Trace: [ 15.000103][ T355] [ 15.000177][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.000312][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.000457][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.000561][ T355] register_netdevice (net/core/dev.c:11488) [ 15.000696][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.000862][ T355] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.000997][ T355] register_netdev (net/core/dev.c:11552) [ 15.001131][ T355] loopback_net_init (drivers/net/loopback.c:218) [ 15.001272][ T355] ops_init (net/core/net_namespace.c:137) [ 15.001379][ T355] setup_net (net/core/net_namespace.c:446) [ 15.001485][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.001618][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.001754][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.001890][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.002026][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.002165][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.002300][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.002445][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.002582][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.002716][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.002854][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.002989][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.003123][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.003259][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.003399][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.003539][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.003674][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.003840][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.003983][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.004478][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.004680][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.004878][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.005077][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.005283][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.005498][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.007455][ T12] ------------[ cut here ]------------ | [ 15.007586][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 15.007825][ T12] Modules linked in: ip_gre gre | [ 15.008286][ T12] Tainted: [W]=WARN [ 15.008900][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.009053][ T12] Workqueue: netns cleanup_net [ 15.009250][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.009466][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.009902][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 15.010054][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff000 RCX: 1ff4000000018ed5 [ 15.010243][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff0bc [ 15.010482][ T12] RBP: ff11000009214000 R08: 1fe220000051fe19 R09: ff11000001aed1d0 [ 15.010668][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 15.010850][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 15.011036][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 15.011252][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.011464][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 15.011651][ T12] PKRU: 55555554 [ 15.011743][ T12] Call Trace: [ 15.011836][ T12] [ 15.011901][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 15.012056][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 15.012215][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 15.012340][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 15.012489][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.012614][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 15.012737][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 15.012861][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 15.012985][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 15.013107][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.013244][ T12] cleanup_net (net/core/net_namespace.c:702) [ 15.013374][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 15.013504][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 15.013632][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 15.013754][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.013883][ T12] process_one_work (kernel/workqueue.c:3314) [ 15.014013][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 15.014134][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.014267][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 15.014399][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 15.014527][ T12] kthread (kernel/kthread.c:436) [ 15.014620][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.014771][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 15.014898][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.015022][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 15.015182][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.015304][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 15.015440][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.021342][ T355] ------------[ cut here ]------------ | [ 15.021498][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355 | [ 15.021734][ T355] Modules linked in: ip_gre gre | [ 15.022150][ T355] Tainted: [W]=WARN [ 15.022254][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.022434][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.022612][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.023093][ T355] RSP: 0018:ffa00000007b7918 EFLAGS: 00010286 [ 15.023264][ T355] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff40000000f6ee9 [ 15.023477][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 15.023678][ T355] RBP: ff1100000fd1c000 R08: 1fe2200001afc5e1 R09: ff110000126bd180 [ 15.023878][ T355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.024079][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd1c000 [ 15.024288][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.024536][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.024705][ T355] CR2: 00007fe6d14d17d0 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.024909][ T355] PKRU: 55555554 [ 15.025011][ T355] Call Trace: [ 15.025113][ T355] [ 15.025188][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.025326][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.025477][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.025581][ T355] register_netdevice (net/core/dev.c:11488) [ 15.025718][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.025887][ T355] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.026024][ T355] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.026162][ T355] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.026298][ T355] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.026448][ T355] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.026584][ T355] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.026720][ T355] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.026858][ T355] ops_init (net/core/net_namespace.c:137) [ 15.026961][ T355] setup_net (net/core/net_namespace.c:446) [ 15.027063][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.027200][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.027336][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.027483][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.027620][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.027757][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.027893][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.028029][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.028168][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.028304][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.028452][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.028590][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.028724][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.028860][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.028993][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.029127][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.029267][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.029450][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.029593][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.030074][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.030284][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.030499][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.030698][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.030902][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.031102][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.035035][ T355] ------------[ cut here ]------------ | [ 15.035177][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355 | [ 15.035420][ T355] Modules linked in: ip_gre gre | [ 15.035833][ T355] Tainted: [W]=WARN [ 15.035935][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.036104][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.036287][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.036779][ T355] RSP: 0018:ffa00000007b78f8 EFLAGS: 00010286 [ 15.036950][ T355] RAX: 00000000ffffffa6 RBX: ff1100000b62e3c0 RCX: 1ff40000000f6ee5 [ 15.037159][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e47c [ 15.037364][ T355] RBP: ff11000009764000 R08: 1fe22000016c5c91 R09: ff110000126bd180 [ 15.037577][ T355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.037778][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009764000 [ 15.037981][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.038224][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.038407][ T355] CR2: 00007fe6d14d17d0 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.038624][ T355] PKRU: 55555554 [ 15.038725][ T355] Call Trace: [ 15.038826][ T355] [ 15.038896][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.039032][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.039172][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.039275][ T355] register_netdevice (net/core/dev.c:11488) [ 15.039421][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.039591][ T355] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.039727][ T355] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.039862][ T355] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.040003][ T355] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.040154][ T355] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.040289][ T355] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.040444][ T355] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 15.040581][ T355] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 15.040720][ T355] vti_init_net (net/ipv4/ip_vti.c:517) [ 15.040856][ T355] ops_init (net/core/net_namespace.c:137) [ 15.040961][ T355] setup_net (net/core/net_namespace.c:446) [ 15.041065][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.041205][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.041340][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.041487][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.041624][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.041761][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.041897][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.042032][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.042172][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.042306][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.042454][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.042592][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.042728][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.042863][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.042999][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.043134][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.043285][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.043465][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.043606][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.044089][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.044296][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.044515][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.044718][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.044920][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.045121][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.049353][ T355] ------------[ cut here ]------------ | [ 15.049501][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355 | [ 15.049728][ T355] Modules linked in: ip_gre gre | [ 15.050161][ T355] Tainted: [W]=WARN [ 15.050272][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.050452][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.050626][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.051111][ T355] RSP: 0018:ffa00000007b7a78 EFLAGS: 00010286 [ 15.051290][ T355] RAX: 00000000ffffffa6 RBX: ff110000028fe3c0 RCX: 1ff40000000f6f15 [ 15.051500][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe47c [ 15.051701][ T355] RBP: ff110000128d9000 R08: 1fe220000051fc91 R09: ff110000126bd180 [ 15.051901][ T355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.052102][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128d9000 [ 15.052309][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.052554][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.052723][ T355] CR2: 00007fe6d14d17d0 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.052927][ T355] PKRU: 55555554 [ 15.053029][ T355] Call Trace: [ 15.053128][ T355] [ 15.053200][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.053334][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.053493][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.053598][ T355] register_netdevice (net/core/dev.c:11488) [ 15.053738][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.053906][ T355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.054043][ T355] register_netdev (net/core/dev.c:11552) [ 15.054182][ T355] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 15.054317][ T355] ops_init (net/core/net_namespace.c:137) [ 15.054432][ T355] setup_net (net/core/net_namespace.c:446) [ 15.054534][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.054666][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.054800][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.054937][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.055072][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.055214][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.055354][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.055494][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.055629][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.055764][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.055898][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.056034][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.056172][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.056306][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.056450][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.056584][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.056718][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.056885][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.057025][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.057603][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.057809][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.058009][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.058213][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.058423][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.058622][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.062828][ T355] ------------[ cut here ]------------ | [ 15.062965][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355 | [ 15.063231][ T355] Modules linked in: ip_gre gre | [ 15.063698][ T355] Tainted: [W]=WARN [ 15.063799][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.063970][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.064147][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.064642][ T355] RSP: 0018:ffa00000007b7a68 EFLAGS: 00010286 [ 15.064813][ T355] RAX: 00000000ffffffa6 RBX: ff110000128a1c40 RCX: 1ff40000000f6f13 [ 15.065015][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1cfc [ 15.065221][ T355] RBP: ff1100000f8e9000 R08: 1fe22000025143a1 R09: ff110000126bd180 [ 15.065431][ T355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.065632][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8e9000 [ 15.065832][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.066069][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.066241][ T355] CR2: 00007fe6d14d17d0 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.066454][ T355] PKRU: 55555554 [ 15.066554][ T355] Call Trace: [ 15.066654][ T355] [ 15.066724][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.066859][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.066994][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.067102][ T355] register_netdevice (net/core/dev.c:11488) [ 15.067242][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.067427][ T355] register_netdev (net/core/dev.c:11552) [ 15.067561][ T355] sit_init_net (net/ipv6/sit.c:1860) [ 15.067698][ T355] ops_init (net/core/net_namespace.c:137) [ 15.067801][ T355] setup_net (net/core/net_namespace.c:446) [ 15.067904][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.068038][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.068177][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.068313][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.068459][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.068595][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.068730][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.068866][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.069000][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.069134][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.069274][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.069424][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.069559][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.069694][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.069830][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.069963][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.070096][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.070264][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.070413][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.070892][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.071094][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.071295][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.071507][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.071709][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.071907][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.076680][ T355] ------------[ cut here ]------------ | [ 15.076820][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355 | [ 15.077054][ T355] Modules linked in: ip_gre gre | [ 15.077479][ T355] Tainted: [W]=WARN [ 15.077582][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.077750][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.077924][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.078416][ T355] RSP: 0018:ffa00000007b7a78 EFLAGS: 00010286 [ 15.078586][ T355] RAX: 00000000ffffffa6 RBX: ff1100000c6a3e00 RCX: 1ff40000000f6f15 [ 15.078786][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3ebc [ 15.078989][ T355] RBP: ff11000009981000 R08: 1fe22000018d47d9 R09: ff110000126bd180 [ 15.079193][ T355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.079412][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009981000 [ 15.079616][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.079850][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.080020][ T355] CR2: 00007fe6d14d17d0 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.080231][ T355] PKRU: 55555554 [ 15.080337][ T355] Call Trace: [ 15.080447][ T355] [ 15.080517][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.080652][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.080786][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.080890][ T355] register_netdevice (net/core/dev.c:11488) [ 15.081028][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.081200][ T355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.081341][ T355] register_netdev (net/core/dev.c:11552) [ 15.081484][ T355] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 15.081620][ T355] ops_init (net/core/net_namespace.c:137) [ 15.081725][ T355] setup_net (net/core/net_namespace.c:446) [ 15.081827][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.081962][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.082097][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.082241][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.082392][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.082537][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.082679][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.082815][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.082951][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.083085][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.083227][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.083373][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.083513][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.083647][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.083780][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.083916][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.084050][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.084221][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.084369][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.084854][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.085057][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.085262][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.085474][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.085673][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.085873][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.099019][ T355] ------------[ cut here ]------------ | [ 15.099167][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/355 | [ 15.099415][ T355] Modules linked in: ip_gre gre | [ 15.099824][ T355] Tainted: [W]=WARN [ 15.099927][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.100112][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.100290][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.100774][ T355] RSP: 0018:ffa00000007b7918 EFLAGS: 00010286 [ 15.100944][ T355] RAX: 00000000ffffffa6 RBX: ff1100000c69be00 RCX: 1ff40000000f6ee9 [ 15.101142][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bebc [ 15.101352][ T355] RBP: ff1100001000c000 R08: 1fe22000018d37d9 R09: ff110000126bd180 [ 15.101578][ T355] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 15.101781][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001000c000 [ 15.101986][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 15.102226][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.102412][ T355] CR2: 000055f6c138a4c8 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.102612][ T355] PKRU: 55555554 [ 15.102712][ T355] Call Trace: [ 15.102815][ T355] [ 15.102884][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.103018][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.103159][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.103261][ T355] register_netdevice (net/core/dev.c:11488) [ 15.103408][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.103576][ T355] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.103711][ T355] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.103845][ T355] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.103977][ T355] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.104116][ T355] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.104255][ T355] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.104397][ T355] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.104543][ T355] ops_init (net/core/net_namespace.c:137) [ 15.104646][ T355] setup_net (net/core/net_namespace.c:446) [ 15.104748][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.104880][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.105014][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.105156][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.105292][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.105438][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.105573][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.105712][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.105855][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.105990][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.106125][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.106264][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.106408][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.106541][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.106678][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.106811][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.106953][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.107120][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.107263][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.107749][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.107950][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.108151][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.108359][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.108562][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.108758][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.120130][ T355] ------------[ cut here ]------------ | [ 15.120272][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/355 | [ 15.120763][ T355] Modules linked in: ip_gre gre | [ 15.121172][ T355] Tainted: [W]=WARN [ 15.121273][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.121451][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.121623][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.122094][ T355] RSP: 0018:ffa00000007b7918 EFLAGS: 00010286 [ 15.122263][ T355] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff40000000f6ee9 [ 15.122475][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 15.122672][ T355] RBP: ff1100000eb41000 R08: 1fe2200001f77da9 R09: ff110000126bd180 [ 15.122872][ T355] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 15.123069][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb41000 [ 15.123275][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 15.123520][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.123687][ T355] CR2: 000055f6c138a4c8 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.123887][ T355] PKRU: 55555554 [ 15.123988][ T355] Call Trace: [ 15.124088][ T355] [ 15.124162][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.124296][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.124444][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.124546][ T355] register_netdevice (net/core/dev.c:11488) [ 15.124683][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.124852][ T355] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.124989][ T355] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.125122][ T355] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.125260][ T355] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.125399][ T355] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.125542][ T355] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.125679][ T355] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.125816][ T355] ops_init (net/core/net_namespace.c:137) [ 15.125918][ T355] setup_net (net/core/net_namespace.c:446) [ 15.126019][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.126156][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.126290][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.126433][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.126568][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.126704][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.126839][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.126972][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.127104][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.127244][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.127383][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.127524][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.127659][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.127790][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.127923][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.128055][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.128192][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.128363][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.128509][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.128983][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.129189][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.129392][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.129596][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.129795][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.129994][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.135514][ T355] ------------[ cut here ]------------ | [ 15.135654][ T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/355 | [ 15.135883][ T355] Modules linked in: ip_gre gre | [ 15.136293][ T355] Tainted: [W]=WARN [ 15.136399][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.136577][ T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.136746][ T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.137221][ T355] RSP: 0018:ffa00000007b7918 EFLAGS: 00010286 [ 15.137396][ T355] RAX: 00000000ffffffa6 RBX: ff1100000d7e2740 RCX: 1ff40000000f6ee9 [ 15.137598][ T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e27fc [ 15.137795][ T355] RBP: ff110000086c9000 R08: 1fe2200001afc501 R09: ff110000126bd180 [ 15.137994][ T355] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 15.138193][ T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086c9000 [ 15.138396][ T355] FS: 00007fe6d12c7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 15.138640][ T355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.138804][ T355] CR2: 000055f6c138a4c8 CR3: 000000000cec8001 CR4: 0000000000771ef0 [ 15.139003][ T355] PKRU: 55555554 [ 15.139102][ T355] Call Trace: [ 15.139205][ T355] [ 15.139273][ T355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.139421][ T355] ? notifier_call_chain (kernel/notifier.c:85) [ 15.139554][ T355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.139659][ T355] register_netdevice (net/core/dev.c:11488) [ 15.139793][ T355] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.139957][ T355] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.140091][ T355] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.140226][ T355] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.140362][ T355] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.140502][ T355] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.140634][ T355] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.140768][ T355] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.140903][ T355] ops_init (net/core/net_namespace.c:137) [ 15.141028][ T355] setup_net (net/core/net_namespace.c:446) [ 15.141134][ T355] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.141272][ T355] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.141472][ T355] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.141607][ T355] copy_net_ns (net/core/net_namespace.c:579) [ 15.141742][ T355] create_new_namespaces (kernel/nsproxy.c:132) [ 15.141880][ T355] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.142014][ T355] ksys_unshare (kernel/fork.c:3243) [ 15.142153][ T355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.142288][ T355] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.142470][ T355] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.142603][ T355] ? __ia32_sys_open (fs/open.c:1374) [ 15.142739][ T355] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.142873][ T355] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.143007][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.143140][ T355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.143278][ T355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.143433][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.143598][ T355] RIP: 0033:0x7fe6d1589bcb [ 15.143735][ T355] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.144213][ T355] RSP: 002b:00007fff77976908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.144484][ T355] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6d1589bcb [ 15.144682][ T355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.144889][ T355] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.145086][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff77978b30 [ 15.145288][ T355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77979877 | [ 15.177309][ T356] ------------[ cut here ]------------ | [ 15.177469][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/356 | [ 15.177702][ T356] Modules linked in: ip_gre gre | [ 15.178112][ T356] Tainted: [W]=WARN [ 15.178218][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.178389][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.178567][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.179033][ T356] RSP: 0018:ffa00000007d7a80 EFLAGS: 00010286 [ 15.179210][ T356] RAX: 00000000ffffffa6 RBX: ff1100000c6a2200 RCX: 1ff40000000faf16 [ 15.179417][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a22bc [ 15.179615][ T356] RBP: ff1100000a111000 R08: 1fe22000018d4459 R09: ff110000126b8b80 [ 15.179811][ T356] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.180012][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a111000 [ 15.180216][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.180458][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.180624][ T356] CR2: 00007f9f60149430 CR3: 000000000e333003 CR4: 0000000000771ef0 [ 15.180832][ T356] PKRU: 55555554 [ 15.180932][ T356] Call Trace: [ 15.181033][ T356] [ 15.181101][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.181239][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.181378][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.181486][ T356] register_netdevice (net/core/dev.c:11488) [ 15.181619][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.181784][ T356] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.181920][ T356] register_netdev (net/core/dev.c:11552) [ 15.182052][ T356] loopback_net_init (drivers/net/loopback.c:218) [ 15.182191][ T356] ops_init (net/core/net_namespace.c:137) [ 15.182293][ T356] setup_net (net/core/net_namespace.c:446) [ 15.182397][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.182534][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.182666][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.182800][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.182935][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.183071][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.183209][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.183341][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.183484][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.183617][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.183749][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.183886][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.184020][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.184157][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.184288][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.184485][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.184620][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.184783][ T356] RIP: 0033:0x7f9f60204bcb [ 15.184923][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.185487][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.185699][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.185898][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.186095][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.186296][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.186558][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.190516][ T356] ------------[ cut here ]------------ | [ 15.190654][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/356 | [ 15.190889][ T356] Modules linked in: ip_gre gre | [ 15.191305][ T356] Tainted: [W]=WARN [ 15.191416][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.191596][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.191767][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.192243][ T356] RSP: 0018:ffa00000007d7918 EFLAGS: 00010286 [ 15.192421][ T356] RAX: 00000000ffffffa6 RBX: ff11000010783540 RCX: 1ff40000000faee9 [ 15.192621][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107835fc [ 15.192822][ T356] RBP: ff11000004f6c000 R08: 1fe22000020f06c1 R09: ff110000126b8b80 [ 15.193021][ T356] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.193225][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f6c000 [ 15.193573][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.193829][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.193997][ T356] CR2: 00007f9f60149430 CR3: 000000000e333003 CR4: 0000000000771ef0 [ 15.194201][ T356] PKRU: 55555554 [ 15.194302][ T356] Call Trace: [ 15.194422][ T356] [ 15.194491][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.194629][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.194763][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.194866][ T356] register_netdevice (net/core/dev.c:11488) [ 15.195000][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.195167][ T356] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.195303][ T356] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.195449][ T356] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.195584][ T356] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.195720][ T356] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.195856][ T356] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.195997][ T356] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.196132][ T356] ops_init (net/core/net_namespace.c:137) [ 15.196239][ T356] setup_net (net/core/net_namespace.c:446) [ 15.196341][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.196486][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.196621][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.196758][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.196893][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.197030][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.197165][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.197299][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.197445][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.197579][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.197719][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.197854][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.197989][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.198121][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.198258][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.198396][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.198534][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.198699][ T356] RIP: 0033:0x7f9f60204bcb [ 15.198840][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.199320][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.199535][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.199737][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.199942][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.200141][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.200358][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.205396][ T356] ------------[ cut here ]------------ | [ 15.205559][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/356 | [ 15.205796][ T356] Modules linked in: ip_gre gre | [ 15.206222][ T356] Tainted: [W]=WARN [ 15.206325][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.206506][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.206683][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.207172][ T356] RSP: 0018:ffa00000007d78f8 EFLAGS: 00010286 [ 15.207356][ T356] RAX: 00000000ffffffa6 RBX: ff1100000e24bc40 RCX: 1ff40000000faee5 [ 15.207567][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24bcfc [ 15.207774][ T356] RBP: ff11000004f7c000 R08: 1fe2200001c497a1 R09: ff110000126b8b80 [ 15.207976][ T356] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 15.208184][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f7c000 [ 15.208395][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 15.208640][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.208811][ T356] CR2: 000055f6a147d130 CR3: 000000000e333005 CR4: 0000000000771ef0 [ 15.209015][ T356] PKRU: 55555554 [ 15.209117][ T356] Call Trace: [ 15.209225][ T356] [ 15.209295][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.209446][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.209584][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.209688][ T356] register_netdevice (net/core/dev.c:11488) [ 15.209827][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.209997][ T356] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.210136][ T356] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.210278][ T356] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.210425][ T356] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.210563][ T356] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.210699][ T356] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.210837][ T356] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 15.210973][ T356] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 15.211111][ T356] vti_init_net (net/ipv4/ip_vti.c:517) [ 15.211264][ T356] ops_init (net/core/net_namespace.c:137) [ 15.211375][ T356] setup_net (net/core/net_namespace.c:446) [ 15.211484][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.211621][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.211757][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.211895][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.212031][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.212173][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.212310][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.212458][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.212598][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.212734][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.212872][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.213010][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.213145][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.213284][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.213432][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.213569][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.213706][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.213878][ T356] RIP: 0033:0x7f9f60204bcb [ 15.214020][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.214522][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.214734][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.214937][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.215139][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.215351][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.215567][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.219925][ T356] ------------[ cut here ]------------ | [ 15.220066][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/356 | [ 15.220303][ T356] Modules linked in: ip_gre gre | [ 15.220739][ T356] Tainted: [W]=WARN [ 15.220853][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.221022][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.221198][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.221696][ T356] RSP: 0018:ffa00000007d7a78 EFLAGS: 00010286 [ 15.221870][ T356] RAX: 00000000ffffffa6 RBX: ff1100000cedfc40 RCX: 1ff40000000faf15 [ 15.222071][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cedfcfc [ 15.222277][ T356] RBP: ff1100000eab4000 R08: 1fe22000019dbfa1 R09: ff110000126b8b80 [ 15.222485][ T356] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 15.222691][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eab4000 [ 15.222894][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 15.223134][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.223316][ T356] CR2: 000055f6a147d130 CR3: 000000000e333005 CR4: 0000000000771ef0 [ 15.223530][ T356] PKRU: 55555554 [ 15.223631][ T356] Call Trace: [ 15.223730][ T356] [ 15.223799][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.223935][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.224070][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.224177][ T356] register_netdevice (net/core/dev.c:11488) [ 15.224313][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.224491][ T356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.224631][ T356] register_netdev (net/core/dev.c:11552) [ 15.224767][ T356] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 15.224902][ T356] ops_init (net/core/net_namespace.c:137) [ 15.225005][ T356] setup_net (net/core/net_namespace.c:446) [ 15.225107][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.225244][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.225383][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.225526][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.225662][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.225799][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.225934][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.226086][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.226226][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.226364][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.226507][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.226642][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.226776][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.226909][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.227042][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.227181][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.227315][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.227493][ T356] RIP: 0033:0x7f9f60204bcb [ 15.227635][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.228112][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.228317][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.228528][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.228726][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.228944][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.229169][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.233325][ T356] ------------[ cut here ]------------ | [ 15.233473][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/356 | [ 15.233719][ T356] Modules linked in: ip_gre gre | [ 15.234124][ T356] Tainted: [W]=WARN [ 15.234228][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.234421][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.234596][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.235074][ T356] RSP: 0018:ffa00000007d7a68 EFLAGS: 00010286 [ 15.235247][ T356] RAX: 00000000ffffffa6 RBX: ff1100000cede3c0 RCX: 1ff40000000faf13 [ 15.235456][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cede47c [ 15.235656][ T356] RBP: ff1100000f969000 R08: 1fe22000019dbc91 R09: ff110000126b8b80 [ 15.235853][ T356] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 15.236053][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f969000 [ 15.236259][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 15.236503][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.236671][ T356] CR2: 000055f6a147d130 CR3: 000000000e333005 CR4: 0000000000771ef0 [ 15.236873][ T356] PKRU: 55555554 [ 15.236974][ T356] Call Trace: [ 15.237073][ T356] [ 15.237142][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.237289][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.237434][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.237537][ T356] register_netdevice (net/core/dev.c:11488) [ 15.237673][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.237844][ T356] register_netdev (net/core/dev.c:11552) [ 15.237983][ T356] sit_init_net (net/ipv6/sit.c:1860) [ 15.238118][ T356] ops_init (net/core/net_namespace.c:137) [ 15.238225][ T356] setup_net (net/core/net_namespace.c:446) [ 15.238326][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.238472][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.238607][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.238741][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.238875][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.239012][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.239146][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.239283][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.239426][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.239560][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.239696][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.239830][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.239962][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.240098][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.240234][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.240375][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.240512][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.240675][ T356] RIP: 0033:0x7f9f60204bcb [ 15.240814][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.241295][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.241512][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.241710][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.241908][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.242110][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.242315][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.253892][ T356] ------------[ cut here ]------------ | [ 15.254100][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/356 | [ 15.254413][ T356] Modules linked in: ip_gre gre | [ 15.254946][ T356] Tainted: [W]=WARN [ 15.255107][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.255393][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.255649][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.256209][ T356] RSP: 0018:ffa00000007d7a78 EFLAGS: 00010286 [ 15.256459][ T356] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff40000000faf15 [ 15.256712][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 15.256962][ T356] RBP: ff110000102ac000 R08: 1fe22000019c6731 R09: ff110000126b8b80 [ 15.257236][ T356] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 15.257551][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000102ac000 [ 15.257807][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 15.258093][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.258322][ T356] CR2: 000055f6a15ced5c CR3: 000000000e333005 CR4: 0000000000771ef0 [ 15.258599][ T356] PKRU: 55555554 [ 15.258751][ T356] Call Trace: [ 15.258901][ T356] [ 15.259034][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.259237][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.259449][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.259605][ T356] register_netdevice (net/core/dev.c:11488) [ 15.259797][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.260016][ T356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.260215][ T356] register_netdev (net/core/dev.c:11552) [ 15.260449][ T356] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 15.260657][ T356] ops_init (net/core/net_namespace.c:137) [ 15.260821][ T356] setup_net (net/core/net_namespace.c:446) [ 15.260976][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.261164][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.261369][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.261559][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.261746][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.261933][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.262119][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.262313][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.262524][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.262711][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.263089][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.263301][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.263509][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.263692][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.263877][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.264063][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.264267][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.264509][ T356] RIP: 0033:0x7f9f60204bcb [ 15.264702][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.265256][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.265535][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.265784][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.266033][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.266295][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.266582][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.271495][ T356] ------------[ cut here ]------------ | [ 15.271687][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/356 | [ 15.271969][ T356] Modules linked in: ip_gre gre | [ 15.272526][ T356] Tainted: [W]=WARN [ 15.272685][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.272905][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.273170][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.273739][ T356] RSP: 0018:ffa00000007d7918 EFLAGS: 00010286 [ 15.273973][ T356] RAX: 00000000ffffffa6 RBX: ff1100000d81a740 RCX: 1ff40000000faee9 [ 15.274245][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d81a7fc [ 15.274535][ T356] RBP: ff1100000a0a4000 R08: 1fe2200001b03501 R09: ff110000126b8b80 [ 15.274793][ T356] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 15.275040][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0a4000 [ 15.275331][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 15.275640][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.275876][ T356] CR2: 000055f6a15ced5c CR3: 000000000e333005 CR4: 0000000000771ef0 [ 15.276127][ T356] PKRU: 55555554 [ 15.276287][ T356] Call Trace: [ 15.276463][ T356] [ 15.276587][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.276773][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.276983][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.277135][ T356] register_netdevice (net/core/dev.c:11488) [ 15.277333][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.277583][ T356] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.277770][ T356] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.277957][ T356] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.278142][ T356] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.278340][ T356] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.278550][ T356] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.278735][ T356] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.278920][ T356] ops_init (net/core/net_namespace.c:137) [ 15.279081][ T356] setup_net (net/core/net_namespace.c:446) [ 15.279245][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.279457][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.279643][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.279830][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.280019][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.280247][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.280458][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.280644][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.280830][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.281016][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.281210][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.281444][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.281636][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.281825][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.282010][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.282205][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.282412][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.282647][ T356] RIP: 0033:0x7f9f60204bcb [ 15.282838][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.283400][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.283678][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.283941][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.284225][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.284507][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.284762][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.297051][ T356] ------------[ cut here ]------------ | [ 15.297267][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/356 | [ 15.297598][ T356] Modules linked in: ip_gre gre | [ 15.298121][ T356] Tainted: [W]=WARN [ 15.298280][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.298530][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.298757][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.299300][ T356] RSP: 0018:ffa00000007d7918 EFLAGS: 00010286 [ 15.299551][ T356] RAX: 00000000ffffffa6 RBX: ff1100000e86b700 RCX: 1ff40000000faee9 [ 15.299798][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e86b7bc [ 15.300066][ T356] RBP: ff11000009969000 R08: 1fe2200001d0d6f9 R09: ff110000126b8b80 [ 15.300333][ T356] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 15.300606][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009969000 [ 15.300870][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 15.301162][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.301399][ T356] CR2: 000055f6a15ced5c CR3: 000000000e333005 CR4: 0000000000771ef0 [ 15.301660][ T356] PKRU: 55555554 [ 15.301810][ T356] Call Trace: [ 15.301961][ T356] [ 15.302081][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.302279][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.302503][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.302660][ T356] register_netdevice (net/core/dev.c:11488) [ 15.302846][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.303065][ T356] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.303282][ T356] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.303534][ T356] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.303722][ T356] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.303909][ T356] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.304097][ T356] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.304295][ T356] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.304529][ T356] ops_init (net/core/net_namespace.c:137) [ 15.304684][ T356] setup_net (net/core/net_namespace.c:446) [ 15.304837][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.305019][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.305217][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.305445][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.305633][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.305820][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.306003][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.306191][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.306391][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.306588][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.306775][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.306961][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.307144][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.307336][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.307586][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.307773][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.307957][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.308194][ T356] RIP: 0033:0x7f9f60204bcb [ 15.308400][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.308944][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.309223][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.309494][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.309742][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.310013][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.310275][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.315305][ T356] ------------[ cut here ]------------ | [ 15.315511][ T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/356 | [ 15.316077][ T356] Modules linked in: ip_gre gre | [ 15.316635][ T356] Tainted: [W]=WARN [ 15.316787][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.317003][ T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.317257][ T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.317813][ T356] RSP: 0018:ffa00000007d7918 EFLAGS: 00010286 [ 15.318059][ T356] RAX: 00000000ffffffa6 RBX: ff1100000d81b700 RCX: 1ff40000000faee9 [ 15.318320][ T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d81b7bc [ 15.318601][ T356] RBP: ff1100000fd09000 R08: 1fe2200001b036f9 R09: ff110000126b8b80 [ 15.319116][ T356] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 15.319387][ T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd09000 [ 15.319655][ T356] FS: 00007f9f5ff42840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 15.319962][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.320184][ T356] CR2: 000055f6a15ced5c CR3: 000000000e333005 CR4: 0000000000771ef0 [ 15.320459][ T356] PKRU: 55555554 [ 15.320612][ T356] Call Trace: [ 15.320763][ T356] [ 15.320907][ T356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.321099][ T356] ? notifier_call_chain (kernel/notifier.c:85) [ 15.321296][ T356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.321473][ T356] register_netdevice (net/core/dev.c:11488) [ 15.321662][ T356] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 15.321879][ T356] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.322066][ T356] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 15.322289][ T356] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 15.322500][ T356] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 15.322688][ T356] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 15.322874][ T356] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 15.323064][ T356] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 15.323277][ T356] ops_init (net/core/net_namespace.c:137) [ 15.323457][ T356] setup_net (net/core/net_namespace.c:446) [ 15.323611][ T356] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 15.323797][ T356] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 15.323983][ T356] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 15.324190][ T356] copy_net_ns (net/core/net_namespace.c:579) [ 15.324393][ T356] create_new_namespaces (kernel/nsproxy.c:132) [ 15.324592][ T356] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 15.324777][ T356] ksys_unshare (kernel/fork.c:3243) [ 15.324980][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.325174][ T356] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 15.325401][ T356] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 15.325839][ T356] ? __ia32_sys_open (fs/open.c:1374) [ 15.326026][ T356] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 15.326219][ T356] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 15.326443][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.326631][ T356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.326815][ T356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.327005][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.327275][ T356] RIP: 0033:0x7f9f60204bcb [ 15.327501][ T356] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 15.328048][ T356] RSP: 002b:00007ffd65d4d5f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 15.328328][ T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9f60204bcb [ 15.328611][ T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 15.328870][ T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 15.329119][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd65d4f820 [ 15.329395][ T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd65d50877 | [ 15.359145][ T357] ------------[ cut here ]------------ | [ 15.359339][ T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/357 | [ 15.359594][ T357] Modules linked in: ip_gre gre | [ 15.360026][ T357] Tainted: [W]=WARN [ 15.360138][ T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.360318][ T357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.360548][ T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.361050][ T357] RSP: 0018:ffa00000007d6e30 EFLAGS: 00010286 [ 15.361244][ T357] RAX: 00000000ffffffa6 RBX: ff1100000e24d540 RCX: 1ff40000000fad8c [ 15.361477][ T357] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24d5fc [ 15.361687][ T357] RBP: ff1100000dae9000 R08: 1fe2200001c49ac1 R09: ff1100001031d180 [ 15.361895][ T357] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 15.362102][ T357] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b1c0788 [ 15.362321][ T357] FS: 00007f3681684840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 15.362575][ T357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.362751][ T357] CR2: 000000000042ebe0 CR3: 000000000cec8003 CR4: 0000000000771ef0 [ 15.362960][ T357] PKRU: 55555554 [ 15.363065][ T357] Call Trace: [ 15.363192][ T357] [ 15.363741][ T357] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.363890][ T357] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.363996][ T357] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 15.364178][ T357] __dev_notify_flags (net/core/dev.c:9787) [ 15.364321][ T357] ? netif_change_name (net/core/dev.c:1495) [ 15.364474][ T357] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.364613][ T357] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.364751][ T357] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.364891][ T357] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 15.365032][ T357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.365179][ T357] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 15.365320][ T357] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 15.365472][ T357] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.365639][ T357] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 15.365801][ T357] veth_newlink (drivers/net/veth.c:1871) [ 15.365942][ T357] ? veth_poll_controller (drivers/net/veth.c:1470) [ 15.366080][ T357] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.366227][ T357] ? kasan_save_track (mm/kasan/common.c:78) [ 15.366452][ T357] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 15.366611][ T357] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 15.366749][ T357] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 15.366888][ T357] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 15.367029][ T357] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.367174][ T357] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 15.367333][ T357] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 15.367542][ T357] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 15.367681][ T357] ? __dev_get_by_name (net/core/dev.c:883) [ 15.367820][ T357] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 15.367966][ T357] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 15.368111][ T357] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.368258][ T357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.368471][ T357] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.368613][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.368753][ T357] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.368892][ T357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.369035][ T357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.369182][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.369324][ T357] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.369528][ T357] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.369687][ T357] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.369826][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.369970][ T357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.370107][ T357] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.370253][ T357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.370441][ T357] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.370581][ T357] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.370725][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.370863][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.371005][ T357] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.371152][ T357] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.371293][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.371448][ T357] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.371590][ T357] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.371731][ T357] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.371872][ T357] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.372012][ T357] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.372159][ T357] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.372331][ T357] ? move_addr_to_kernel (net/socket.c:258) [ 15.372489][ T357] ___sys_sendmsg (net/socket.c:2752) [ 15.372632][ T357] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.372777][ T357] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.372955][ T357] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 15.373095][ T357] __sys_sendmsg (net/socket.c:2784) [ 15.373240][ T357] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.373390][ T357] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 15.373534][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.373678][ T357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.373816][ T357] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.373970][ T357] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.374114][ T357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.374302][ T357] RIP: 0033:0x7f36818be08e [ 15.374462][ T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.375001][ T357] RSP: 002b:00007ffeb3de8840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.375216][ T357] RAX: ffffffffffffffda RBX: 00007ffeb3de8ff0 RCX: 00007f36818be08e [ 15.375433][ T357] RDX: 0000000000000000 RSI: 00007ffeb3de88f0 RDI: 0000000000000005 [ 15.375642][ T357] RBP: 00007ffeb3de8850 R08: 0000000000000000 R09: 0000000000000000 [ 15.375869][ T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.376078][ T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb3de8fb0 | [ 15.393223][ T357] ------------[ cut here ]------------ | [ 15.393447][ T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/357 | [ 15.393692][ T357] Modules linked in: ip_gre gre | [ 15.394113][ T357] Tainted: [W]=WARN [ 15.394222][ T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.394398][ T357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.394618][ T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.395107][ T357] RSP: 0018:ffa00000007d71b0 EFLAGS: 00010286 [ 15.395286][ T357] RAX: 00000000ffffffa6 RBX: ff1100000db14040 RCX: 1ff40000000fadfc [ 15.395504][ T357] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db140fc [ 15.395706][ T357] RBP: ff1100000fc3c000 R08: 1fe2200001b62821 R09: ff1100001031d180 [ 15.395910][ T357] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 15.396113][ T357] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 15.396325][ T357] FS: 00007f3681684840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 15.396593][ T357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.396766][ T357] CR2: 000000000042ebe0 CR3: 000000000cec8003 CR4: 0000000000771ef0 [ 15.396972][ T357] PKRU: 55555554 [ 15.397074][ T357] Call Trace: [ 15.397183][ T357] [ 15.397254][ T357] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.397396][ T357] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.397508][ T357] __dev_notify_flags (net/core/dev.c:9787) [ 15.397647][ T357] ? netif_change_name (net/core/dev.c:1495) [ 15.397785][ T357] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 15.397921][ T357] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 15.398060][ T357] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 15.398200][ T357] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 15.398337][ T357] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 15.398485][ T357] ? __dev_get_by_name (net/core/dev.c:883) [ 15.398623][ T357] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 15.398768][ T357] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 15.398912][ T357] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.399053][ T357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.399195][ T357] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.399331][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.399485][ T357] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.399622][ T357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.399762][ T357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.399899][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.400035][ T357] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.400176][ T357] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.400312][ T357] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.400458][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.400599][ T357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.400735][ T357] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.400870][ T357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.401007][ T357] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.401143][ T357] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.401290][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.401437][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.401579][ T357] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.401742][ T357] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.401879][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.402016][ T357] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.402157][ T357] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.402294][ T357] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.402446][ T357] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.402586][ T357] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.402724][ T357] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.402893][ T357] ? move_addr_to_kernel (net/socket.c:258) [ 15.403034][ T357] ___sys_sendmsg (net/socket.c:2752) [ 15.403176][ T357] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.403318][ T357] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.403505][ T357] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 15.403652][ T357] __sys_sendmsg (net/socket.c:2784) [ 15.403788][ T357] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.403928][ T357] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 15.404063][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.404205][ T357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.404342][ T357] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.404488][ T357] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.404628][ T357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.404799][ T357] RIP: 0033:0x7f36818be08e [ 15.404943][ T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.405437][ T357] RSP: 002b:00007ffeb3de8840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.405643][ T357] RAX: ffffffffffffffda RBX: 00007ffeb3de8ff0 RCX: 00007f36818be08e [ 15.405847][ T357] RDX: 0000000000000000 RSI: 00007ffeb3de88f0 RDI: 0000000000000005 [ 15.406048][ T357] RBP: 00007ffeb3de8850 R08: 0000000000000000 R09: 0000000000000000 [ 15.406255][ T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.406467][ T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb3de8fb0 | [ 15.438408][ T358] ------------[ cut here ]------------ | [ 15.438591][ T358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/358 | [ 15.438824][ T358] Modules linked in: ip_gre gre | [ 15.439266][ T358] Tainted: [W]=WARN [ 15.439380][ T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.439549][ T358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.439720][ T358] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.440196][ T358] RSP: 0018:ffa0000000a1f020 EFLAGS: 00010286 [ 15.440393][ T358] RAX: 00000000ffffffa6 RBX: ff1100000db14ac0 RCX: 1ff4000000143dca [ 15.440598][ T358] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db14b7c [ 15.440801][ T358] RBP: ff1100000fc3c000 R08: 1fe2200001b62971 R09: ff11000004e65158 [ 15.441003][ T358] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 15.441207][ T358] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 15.441424][ T358] FS: 00007f10c0aa4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.441661][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.441827][ T358] CR2: 0000000006e56988 CR3: 000000000fbf6005 CR4: 0000000000771ef0 [ 15.442027][ T358] PKRU: 55555554 [ 15.442128][ T358] Call Trace: [ 15.442228][ T358] [ 15.442297][ T358] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.442445][ T358] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.442548][ T358] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 15.442682][ T358] __dev_notify_flags (net/core/dev.c:9787) [ 15.442815][ T358] ? netif_change_name (net/core/dev.c:1495) [ 15.442948][ T358] ? __dev_change_flags (net/core/dev.c:9752) [ 15.443081][ T358] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 15.443227][ T358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.443364][ T358] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 15.443505][ T358] netif_change_flags (net/core/dev.c:9820) [ 15.443638][ T358] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 15.443772][ T358] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 15.443907][ T358] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 15.444041][ T358] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 15.444223][ T358] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.444364][ T358] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.444502][ T358] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.444633][ T358] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.444767][ T358] ? __kernel_text_address (kernel/extable.c:79) [ 15.444900][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.445035][ T358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.445187][ T358] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.445321][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.445463][ T358] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 15.445599][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.445732][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.445868][ T358] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 15.446002][ T358] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 15.446135][ T358] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 15.446274][ T358] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.446419][ T358] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 15.446557][ T358] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 15.446692][ T358] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.446826][ T358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.446957][ T358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.447090][ T358] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.447228][ T358] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.447460][ T358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.447595][ T358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.447725][ T358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.447857][ T358] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.447990][ T358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.448127][ T358] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.448261][ T358] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.448457][ T358] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.448592][ T358] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.448721][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.448855][ T358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.448986][ T358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.449126][ T358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.449262][ T358] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.449451][ T358] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.449674][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.449811][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.449944][ T358] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.450077][ T358] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.450213][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.450439][ T358] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.450573][ T358] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.450706][ T358] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.450843][ T358] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.450976][ T358] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.451113][ T358] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.451281][ T358] ? move_addr_to_kernel (net/socket.c:258) [ 15.451488][ T358] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.451620][ T358] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.451753][ T358] ___sys_sendmsg (net/socket.c:2752) [ 15.451884][ T358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.452049][ T358] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.452220][ T358] __sys_sendmsg (net/socket.c:2784) [ 15.452362][ T358] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.452503][ T358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 15.452670][ T358] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.452802][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.452935][ T358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.453068][ T358] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.453205][ T358] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.453337][ T358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.453513][ T358] RIP: 0033:0x7f10c0cde08e [ 15.453653][ T358] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.454123][ T358] RSP: 002b:00007ffd5ad83ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.454327][ T358] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f10c0cde08e [ 15.454541][ T358] RDX: 0000000000000000 RSI: 00007ffd5ad83f80 RDI: 0000000000000005 [ 15.454752][ T358] RBP: 00007ffd5ad83ee0 R08: 0000000000000000 R09: 0000000000000000 [ 15.454947][ T358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.455143][ T358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5ad84650 | [ 15.484798][ T359] ------------[ cut here ]------------ | [ 15.484968][ T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/359 | [ 15.485209][ T359] Modules linked in: ip_gre gre | [ 15.485652][ T359] Tainted: [W]=WARN [ 15.485756][ T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.485926][ T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.486099][ T359] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.486602][ T359] RSP: 0018:ffa0000000b2f020 EFLAGS: 00010286 [ 15.486770][ T359] RAX: 00000000ffffffa6 RBX: ff1100000db15700 RCX: 1ff4000000165dca [ 15.486971][ T359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db157bc [ 15.487178][ T359] RBP: ff1100000dae9000 R08: 1fe2200001b62af9 R09: ff11000004e62e58 [ 15.487400][ T359] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 15.487605][ T359] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 15.487835][ T359] FS: 00007fc36bba9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 15.488069][ T359] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.488245][ T359] CR2: 0000000028bad988 CR3: 000000000cec8005 CR4: 0000000000771ef0 [ 15.488456][ T359] PKRU: 55555554 [ 15.488557][ T359] Call Trace: [ 15.488656][ T359] [ 15.488726][ T359] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.488864][ T359] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.488966][ T359] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 15.489099][ T359] __dev_notify_flags (net/core/dev.c:9787) [ 15.489242][ T359] ? netif_change_name (net/core/dev.c:1495) [ 15.489383][ T359] ? __dev_change_flags (net/core/dev.c:9752) [ 15.489525][ T359] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 15.489659][ T359] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.489794][ T359] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 15.489930][ T359] netif_change_flags (net/core/dev.c:9820) [ 15.490067][ T359] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 15.490207][ T359] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 15.490345][ T359] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 15.490496][ T359] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 15.490665][ T359] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.490801][ T359] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.490935][ T359] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.491069][ T359] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.491208][ T359] ? __kernel_text_address (kernel/extable.c:79) [ 15.491344][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.491491][ T359] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.491626][ T359] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.491763][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.491901][ T359] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 15.492036][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.492176][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.492312][ T359] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 15.492458][ T359] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 15.492594][ T359] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 15.492730][ T359] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.492870][ T359] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 15.493007][ T359] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 15.493147][ T359] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.493289][ T359] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.493434][ T359] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.493571][ T359] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.493706][ T359] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.493841][ T359] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.493979][ T359] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.494113][ T359] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.494253][ T359] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.494395][ T359] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.494539][ T359] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.494676][ T359] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.494811][ T359] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.494947][ T359] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.495081][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.495228][ T359] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.495368][ T359] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.495511][ T359] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.495646][ T359] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.495780][ T359] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.495918][ T359] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.496054][ T359] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.496197][ T359] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.496334][ T359] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.496481][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.496618][ T359] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.496756][ T359] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.496892][ T359] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.497033][ T359] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.497175][ T359] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.497310][ T359] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.497490][ T359] ? move_addr_to_kernel (net/socket.c:258) [ 15.497628][ T359] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.497764][ T359] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.497909][ T359] ___sys_sendmsg (net/socket.c:2752) [ 15.498047][ T359] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.498221][ T359] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.498375][ T359] __sys_sendmsg (net/socket.c:2784) [ 15.498522][ T359] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.498656][ T359] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 15.498828][ T359] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.498964][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.499102][ T359] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.499243][ T359] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.499385][ T359] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.499560][ T359] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.499737][ T359] RIP: 0033:0x7fc36bde308e [ 15.499879][ T359] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.500372][ T359] RSP: 002b:00007fffa1df19b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.500585][ T359] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc36bde308e [ 15.500787][ T359] RDX: 0000000000000000 RSI: 00007fffa1df1a60 RDI: 0000000000000005 [ 15.500988][ T359] RBP: 00007fffa1df19c0 R08: 0000000000000000 R09: 0000000000000000 [ 15.501195][ T359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.501415][ T359] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa1df2130 | [ 15.503571][ T46] ------------[ cut here ]------------ | [ 15.503768][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46 | [ 15.504016][ T46] Modules linked in: ip_gre gre | [ 15.504457][ T46] Tainted: [W]=WARN [ 15.504556][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.504712][ T46] Workqueue: events_unbound linkwatch_event [ 15.504873][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.505035][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.505494][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 15.505652][ T46] RAX: 00000000ffffffa6 RBX: ff1100000e24aac0 RCX: 1ff4000000065f02 [ 15.505873][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24ab7c [ 15.506058][ T46] RBP: ff1100000fc3c000 R08: 1fe2200001c49571 R09: ff110000024a0ba8 [ 15.506252][ T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 15.506448][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 15.506635][ T46] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.506893][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.507049][ T46] CR2: 00007f10c0b71574 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 15.507241][ T46] PKRU: 55555554 [ 15.507334][ T46] Call Trace: [ 15.507579][ T46] [ 15.507645][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.507772][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 15.507896][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.507992][ T46] netif_state_change (net/core/dev.c:1605) [ 15.508120][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.508280][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 15.508414][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 15.508540][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.508669][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 15.508793][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 15.509008][ T46] process_one_work (kernel/workqueue.c:3314) [ 15.509155][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 15.509279][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.509499][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 15.509626][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 15.509750][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 15.509877][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 15.510002][ T46] kthread (kernel/kthread.c:436) [ 15.510177][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.510344][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 15.510485][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.510611][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 15.510842][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.510967][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 15.511090][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.573634][ T361] ------------[ cut here ]------------ | [ 15.573844][ T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/361 | [ 15.574119][ T361] Modules linked in: ip_gre gre | [ 15.574668][ T361] Tainted: [W]=WARN [ 15.574845][ T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.575062][ T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.575301][ T361] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.575844][ T361] RSP: 0018:ffa00000007d7150 EFLAGS: 00010286 [ 15.576062][ T361] RAX: 00000000ffffffa6 RBX: ff1100000e86a3c0 RCX: 1ff40000000fadf0 [ 15.576328][ T361] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e86a47c [ 15.576620][ T361] RBP: ff1100000dae9000 R08: 1fe2200001d0d491 R09: ff11000010238b58 [ 15.576869][ T361] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 15.577115][ T361] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f83adc0 [ 15.577391][ T361] FS: 00007f09b7d1e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 15.577682][ T361] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.577900][ T361] CR2: 00000000004ebb28 CR3: 000000000b605003 CR4: 0000000000771ef0 [ 15.578153][ T361] PKRU: 55555554 [ 15.578313][ T361] Call Trace: [ 15.578483][ T361] [ 15.578604][ T361] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.578817][ T361] ? notifier_call_chain (kernel/notifier.c:85) [ 15.579000][ T361] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.579157][ T361] netif_state_change (net/core/dev.c:1605) [ 15.579363][ T361] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.579586][ T361] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 15.579805][ T361] linkwatch_sync_dev (net/core/link_watch.c:295) [ 15.580019][ T361] rtnl_getlink (net/core/rtnetlink.c:4273) [ 15.580216][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.580488][ T361] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.580699][ T361] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 15.580881][ T361] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.581065][ T361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.581262][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.581511][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.581695][ T361] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.581881][ T361] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.582063][ T361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.582257][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.582469][ T361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.582734][ T361] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 15.582933][ T361] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.583151][ T361] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.583361][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.583559][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.583745][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.583926][ T361] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.584121][ T361] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.584313][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.584528][ T361] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.584715][ T361] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.584896][ T361] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.585080][ T361] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.585292][ T361] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.585500][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.585685][ T361] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.585872][ T361] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.586058][ T361] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.586255][ T361] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.586465][ T361] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.586648][ T361] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.586860][ T361] ? move_addr_to_kernel (net/socket.c:258) [ 15.587042][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.587248][ T361] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 15.587513][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.587734][ T361] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 15.587952][ T361] ___sys_sendmsg (net/socket.c:2752) [ 15.588135][ T361] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.588327][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.588540][ T361] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 15.588725][ T361] ? do_getsockname (net/socket.c:2192) [ 15.588914][ T361] __sys_sendmsg (net/socket.c:2784) [ 15.589098][ T361] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.589299][ T361] ? __sys_getsockname (net/socket.c:2210) [ 15.589506][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.589692][ T361] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.589873][ T361] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.590054][ T361] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.590249][ T361] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.590492][ T361] RIP: 0033:0x7f09b7f5808e [ 15.590687][ T361] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.591214][ T361] RSP: 002b:00007ffcbbbd2bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.591508][ T361] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09b7f5808e [ 15.591755][ T361] RDX: 0000000000000000 RSI: 00007ffcbbbd2ca0 RDI: 0000000000000006 [ 15.591999][ T361] RBP: 00007ffcbbbd2c00 R08: 0000000000000000 R09: 0000000000000000 [ 15.592272][ T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.592556][ T361] R13: 00007ffcbbbd2d50 R14: 000000000000000d R15: 00007ffcbbbd487a | [ 15.697281][ T364] ------------[ cut here ]------------ | [ 15.697989][ T364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/364 | [ 15.698246][ T364] Modules linked in: ip_gre gre | [ 15.698704][ T364] Tainted: [W]=WARN [ 15.698813][ T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.698993][ T364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.699184][ T364] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.699701][ T364] RSP: 0018:ffa0000000b4ef10 EFLAGS: 00010286 [ 15.699879][ T364] RAX: 00000000ffffffa6 RBX: ff1100000cae4900 RCX: 1ff4000000169da8 [ 15.700092][ T364] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae49bc [ 15.700311][ T364] RBP: ff1100000f951000 R08: 1fe220000195c939 R09: ff110000096d8b80 [ 15.700541][ T364] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 15.700757][ T364] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 15.700971][ T364] FS: 00007f2337e8b840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 15.701226][ T364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.701418][ T364] CR2: 00000000004a2060 CR3: 000000000fbf6001 CR4: 0000000000771ef0 [ 15.701633][ T364] PKRU: 55555554 [ 15.701739][ T364] Call Trace: [ 15.701847][ T364] [ 15.701921][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.702066][ T364] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 15.702215][ T364] notifier_call_chain (kernel/notifier.c:85) [ 15.702365][ T364] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 15.702515][ T364] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 15.702663][ T364] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 15.702841][ T364] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 15.703022][ T364] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 15.703174][ T364] netif_set_mtu (net/core/dev.c:9910) [ 15.703320][ T364] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 15.703473][ T364] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 15.703623][ T364] dev_set_mtu (net/core/dev_api.c:249) [ 15.703732][ T364] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 15.703876][ T364] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 15.704021][ T364] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 15.704204][ T364] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 15.704431][ T364] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 15.704615][ T364] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 15.704846][ T364] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 15.704992][ T364] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 15.705134][ T364] ? __dev_get_by_name (net/core/dev.c:883) [ 15.705282][ T364] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 15.705512][ T364] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 15.705660][ T364] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.705802][ T364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.705944][ T364] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.706086][ T364] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.706233][ T364] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.706458][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.706606][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.706750][ T364] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.706893][ T364] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.707036][ T364] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.707184][ T364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.707327][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.707598][ T364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.707740][ T364] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.707883][ T364] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.708024][ T364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.708169][ T364] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.708315][ T364] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.708469][ T364] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.708615][ T364] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.708760][ T364] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.708902][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.709046][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.709195][ T364] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.709339][ T364] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.709494][ T364] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.709639][ T364] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.709783][ T364] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.709924][ T364] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.710100][ T364] ? move_addr_to_kernel (net/socket.c:258) [ 15.710249][ T364] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.710396][ T364] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.710547][ T364] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 15.710690][ T364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.710870][ T364] ___sys_sendmsg (net/socket.c:2752) [ 15.711014][ T364] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.711176][ T364] __sys_sendmsg (net/socket.c:2784) [ 15.711320][ T364] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.711472][ T364] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 15.711621][ T364] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 15.711764][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.711907][ T364] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.712050][ T364] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.712199][ T364] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.712345][ T364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.712532][ T364] RIP: 0033:0x7f23380c508e [ 15.712680][ T364] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.713192][ T364] RSP: 002b:00007fffa2721860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.713423][ T364] RAX: ffffffffffffffda RBX: 00007fffa2722010 RCX: 00007f23380c508e [ 15.713636][ T364] RDX: 0000000000000000 RSI: 00007fffa2721910 RDI: 0000000000000005 [ 15.713850][ T364] RBP: 00007fffa2721870 R08: 0000000000000000 R09: 0000000000000000 [ 15.714065][ T364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.714287][ T364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa2721fe0 | [ 15.715972][ T364] ------------[ cut here ]------------ | [ 15.716105][ T364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/364 | [ 15.716341][ T364] Modules linked in: ip_gre gre | [ 15.716772][ T364] Tainted: [W]=WARN [ 15.716874][ T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.717045][ T364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.717226][ T364] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.717720][ T364] RSP: 0018:ffa0000000b4f1b0 EFLAGS: 00010286 [ 15.717895][ T364] RAX: 00000000ffffffa6 RBX: ff1100000cae4ac0 RCX: 1ff4000000169dfc [ 15.718100][ T364] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae4b7c [ 15.718308][ T364] RBP: ff1100000f951000 R08: 1fe220000195c971 R09: ff110000096d8b80 [ 15.718523][ T364] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 15.718726][ T364] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 15.718932][ T364] FS: 00007f2337e8b840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 15.719177][ T364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.719352][ T364] CR2: 00000000004a2060 CR3: 000000000fbf6001 CR4: 0000000000771ef0 [ 15.719563][ T364] PKRU: 55555554 [ 15.719666][ T364] Call Trace: [ 15.719769][ T364] [ 15.719840][ T364] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.719978][ T364] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.720083][ T364] __dev_notify_flags (net/core/dev.c:9787) [ 15.720227][ T364] ? netif_change_name (net/core/dev.c:1495) [ 15.720370][ T364] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 15.720550][ T364] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 15.720690][ T364] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 15.720829][ T364] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 15.720966][ T364] ? __dev_get_by_name (net/core/dev.c:883) [ 15.721102][ T364] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 15.721250][ T364] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 15.721395][ T364] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.721540][ T364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.721675][ T364] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.721813][ T364] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.721950][ T364] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.722086][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.722233][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.722377][ T364] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.722521][ T364] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.722658][ T364] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.722803][ T364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.722946][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.723089][ T364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.723230][ T364] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.723374][ T364] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.723518][ T364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.723656][ T364] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.723798][ T364] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.723937][ T364] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.724076][ T364] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.724220][ T364] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.724361][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.724504][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.724643][ T364] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.724782][ T364] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.724922][ T364] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.725061][ T364] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.725200][ T364] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.725336][ T364] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.725516][ T364] ? move_addr_to_kernel (net/socket.c:258) [ 15.725654][ T364] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.725789][ T364] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.725924][ T364] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 15.726062][ T364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.726237][ T364] ___sys_sendmsg (net/socket.c:2752) [ 15.726379][ T364] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.726534][ T364] __sys_sendmsg (net/socket.c:2784) [ 15.726671][ T364] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.726806][ T364] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 15.726946][ T364] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 15.727085][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.727230][ T364] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.727371][ T364] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.727513][ T364] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.727649][ T364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.727818][ T364] RIP: 0033:0x7f23380c508e [ 15.727960][ T364] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.728464][ T364] RSP: 002b:00007fffa2721860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.728671][ T364] RAX: ffffffffffffffda RBX: 00007fffa2722010 RCX: 00007f23380c508e [ 15.728875][ T364] RDX: 0000000000000000 RSI: 00007fffa2721910 RDI: 0000000000000005 [ 15.729080][ T364] RBP: 00007fffa2721870 R08: 0000000000000000 R09: 0000000000000000 [ 15.729289][ T364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.729504][ T364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa2721fe0 | [ 15.770282][ T365] ------------[ cut here ]------------ | [ 15.770462][ T365] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/365 | [ 15.770713][ T365] Modules linked in: ip_gre gre | [ 15.771157][ T365] Tainted: [W]=WARN [ 15.771266][ T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.771459][ T365] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.771645][ T365] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.772155][ T365] RSP: 0018:ffa0000000b5ef10 EFLAGS: 00010286 [ 15.772335][ T365] RAX: 00000000ffffffa6 RBX: ff1100000cf8a740 RCX: 1ff400000016bda8 [ 15.772558][ T365] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a7fc [ 15.772770][ T365] RBP: ff11000008ab9000 R08: 1fe22000019f1501 R09: ff110000096dae80 [ 15.772982][ T365] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 15.773197][ T365] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 15.773421][ T365] FS: 00007f05d7514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.773674][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.773854][ T365] CR2: 00000000004a2060 CR3: 000000000b5e7006 CR4: 0000000000771ef0 [ 15.774069][ T365] PKRU: 55555554 [ 15.774182][ T365] Call Trace: [ 15.774290][ T365] [ 15.774371][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.774523][ T365] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 15.774667][ T365] notifier_call_chain (kernel/notifier.c:85) [ 15.774814][ T365] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 15.774957][ T365] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 15.775100][ T365] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 15.775283][ T365] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 15.775472][ T365] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 15.775619][ T365] netif_set_mtu (net/core/dev.c:9910) [ 15.775761][ T365] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 15.775902][ T365] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 15.776052][ T365] dev_set_mtu (net/core/dev_api.c:249) [ 15.776166][ T365] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 15.776308][ T365] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 15.776461][ T365] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 15.776641][ T365] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 15.776783][ T365] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 15.776963][ T365] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 15.777106][ T365] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 15.777255][ T365] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 15.777404][ T365] ? __dev_get_by_name (net/core/dev.c:883) [ 15.777553][ T365] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 15.777703][ T365] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 15.777850][ T365] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.777995][ T365] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.778137][ T365] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.778284][ T365] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.778445][ T365] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.778588][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.778735][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.778881][ T365] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.779025][ T365] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.779172][ T365] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.779314][ T365] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.779474][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.779619][ T365] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.779761][ T365] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.779905][ T365] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.780047][ T365] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.780196][ T365] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.780344][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.780499][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.780649][ T365] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.780794][ T365] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.780935][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.781079][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.781229][ T365] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.781379][ T365] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.781527][ T365] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.781672][ T365] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.781816][ T365] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.781960][ T365] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.782139][ T365] ? move_addr_to_kernel (net/socket.c:258) [ 15.782291][ T365] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.782446][ T365] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.782591][ T365] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 15.782735][ T365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.782917][ T365] ___sys_sendmsg (net/socket.c:2752) [ 15.783061][ T365] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.783224][ T365] __sys_sendmsg (net/socket.c:2784) [ 15.783373][ T365] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.783523][ T365] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 15.783670][ T365] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 15.783814][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.783958][ T365] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.784100][ T365] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.784248][ T365] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.784398][ T365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.784581][ T365] RIP: 0033:0x7f05d774e08e [ 15.784730][ T365] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.785243][ T365] RSP: 002b:00007ffe3ece84a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.785473][ T365] RAX: ffffffffffffffda RBX: 00007ffe3ece8c50 RCX: 00007f05d774e08e [ 15.785688][ T365] RDX: 0000000000000000 RSI: 00007ffe3ece8550 RDI: 0000000000000005 [ 15.785903][ T365] RBP: 00007ffe3ece84b0 R08: 0000000000000000 R09: 0000000000000000 [ 15.786117][ T365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.786337][ T365] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3ece8c20 | [ 15.788242][ T365] ------------[ cut here ]------------ | [ 15.788386][ T365] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/365 | [ 15.788628][ T365] Modules linked in: ip_gre gre | [ 15.789045][ T365] Tainted: [W]=WARN [ 15.789152][ T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.789327][ T365] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.789664][ T365] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.790162][ T365] RSP: 0018:ffa0000000b5f1b0 EFLAGS: 00010286 [ 15.790337][ T365] RAX: 00000000ffffffa6 RBX: ff1100000cf8a900 RCX: 1ff400000016bdfc [ 15.790555][ T365] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a9bc [ 15.790759][ T365] RBP: ff11000008ab9000 R08: 1fe22000019f1539 R09: ff110000096dae80 [ 15.790964][ T365] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.791172][ T365] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 15.791384][ T365] FS: 00007f05d7514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.791628][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.791800][ T365] CR2: 00000000004a2060 CR3: 000000000b5e7006 CR4: 0000000000771ef0 [ 15.792006][ T365] PKRU: 55555554 [ 15.792108][ T365] Call Trace: [ 15.792216][ T365] [ 15.792289][ T365] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.792437][ T365] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.792544][ T365] __dev_notify_flags (net/core/dev.c:9787) [ 15.792683][ T365] ? netif_change_name (net/core/dev.c:1495) [ 15.792822][ T365] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 15.792998][ T365] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 15.793137][ T365] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 15.793282][ T365] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 15.793435][ T365] ? __dev_get_by_name (net/core/dev.c:883) [ 15.793574][ T365] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 15.793718][ T365] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 15.793860][ T365] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.794000][ T365] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.794137][ T365] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.794280][ T365] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.794430][ T365] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.794569][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.794710][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.794849][ T365] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.794987][ T365] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.795126][ T365] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.795266][ T365] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.795418][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.795560][ T365] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.795705][ T365] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.795843][ T365] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.795979][ T365] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.796117][ T365] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.796262][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.796412][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.796556][ T365] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.796695][ T365] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.796832][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.796969][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.797107][ T365] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.797251][ T365] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.797395][ T365] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.797541][ T365] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.797681][ T365] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.797818][ T365] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.797989][ T365] ? move_addr_to_kernel (net/socket.c:258) [ 15.798130][ T365] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.798270][ T365] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.798416][ T365] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 15.798553][ T365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.798729][ T365] ___sys_sendmsg (net/socket.c:2752) [ 15.798867][ T365] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.799017][ T365] __sys_sendmsg (net/socket.c:2784) [ 15.799159][ T365] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.799296][ T365] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 15.799453][ T365] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 15.799590][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.799730][ T365] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.799866][ T365] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.800003][ T365] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.800145][ T365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.800319][ T365] RIP: 0033:0x7f05d774e08e [ 15.800472][ T365] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.800960][ T365] RSP: 002b:00007ffe3ece84a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.801169][ T365] RAX: ffffffffffffffda RBX: 00007ffe3ece8c50 RCX: 00007f05d774e08e [ 15.801382][ T365] RDX: 0000000000000000 RSI: 00007ffe3ece8550 RDI: 0000000000000005 [ 15.801592][ T365] RBP: 00007ffe3ece84b0 R08: 0000000000000000 R09: 0000000000000000 [ 15.801797][ T365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc1 [ 15.802000][ T365] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3ece8c20 | [ 15.834706][ T366] ------------[ cut here ]------------ | [ 15.834883][ T366] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/366 | [ 15.835118][ T366] Modules linked in: ip_gre gre | [ 15.835550][ T366] Tainted: [W]=WARN [ 15.835651][ T366] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.835818][ T366] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.835991][ T366] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.837218][ T366] RSP: 0018:ffa0000000b6f020 EFLAGS: 00010286 [ 15.837476][ T366] RAX: 00000000ffffffa6 RBX: ff1100000ca7b700 RCX: 1ff400000016ddca [ 15.837676][ T366] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca7b7bc [ 15.837873][ T366] RBP: ff1100000f951000 R08: 1fe220000194f6f9 R09: ff110000096dd158 [ 15.838070][ T366] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 15.838275][ T366] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 15.838538][ T366] FS: 00007f78daf94840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.838838][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.839015][ T366] CR2: 0000000009c84988 CR3: 000000000da50003 CR4: 0000000000771ef0 [ 15.839218][ T366] PKRU: 55555554 [ 15.839319][ T366] Call Trace: [ 15.839438][ T366] [ 15.839508][ T366] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.839643][ T366] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.839744][ T366] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 15.839876][ T366] __dev_notify_flags (net/core/dev.c:9787) [ 15.840010][ T366] ? netif_change_name (net/core/dev.c:1495) [ 15.840144][ T366] ? __dev_change_flags (net/core/dev.c:9752) [ 15.840285][ T366] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 15.840428][ T366] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.840562][ T366] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 15.840699][ T366] netif_change_flags (net/core/dev.c:9820) [ 15.840834][ T366] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 15.840968][ T366] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 15.841104][ T366] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 15.841246][ T366] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 15.841448][ T366] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.841580][ T366] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.841713][ T366] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.841845][ T366] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.841980][ T366] ? __kernel_text_address (kernel/extable.c:79) [ 15.842116][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.842257][ T366] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.842393][ T366] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.842536][ T366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.842670][ T366] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 15.842804][ T366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.842941][ T366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.843074][ T366] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 15.843215][ T366] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 15.843354][ T366] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 15.843493][ T366] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.843628][ T366] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 15.843763][ T366] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 15.843900][ T366] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.844033][ T366] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.844172][ T366] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.844307][ T366] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.844452][ T366] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.844586][ T366] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.844721][ T366] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.844854][ T366] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.844987][ T366] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.845119][ T366] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.845280][ T366] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.845425][ T366] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.845560][ T366] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.845694][ T366] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.845828][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.845962][ T366] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.846093][ T366] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.846231][ T366] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.846370][ T366] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.846510][ T366] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.846645][ T366] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.846777][ T366] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.846912][ T366] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.847046][ T366] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.847185][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.847320][ T366] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.847463][ T366] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.847598][ T366] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.847733][ T366] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.847866][ T366] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.848000][ T366] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.848168][ T366] ? move_addr_to_kernel (net/socket.c:258) [ 15.848302][ T366] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.848445][ T366] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.848581][ T366] ___sys_sendmsg (net/socket.c:2752) [ 15.848713][ T366] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.848878][ T366] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.849023][ T366] __sys_sendmsg (net/socket.c:2784) [ 15.849179][ T366] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.849311][ T366] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 15.849492][ T366] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.849625][ T366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.849759][ T366] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.849893][ T366] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.850026][ T366] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.850163][ T366] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.850328][ T366] RIP: 0033:0x7f78db1ce08e [ 15.850482][ T366] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.850958][ T366] RSP: 002b:00007ffea8951700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.851162][ T366] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f78db1ce08e [ 15.851371][ T366] RDX: 0000000000000000 RSI: 00007ffea89517b0 RDI: 0000000000000005 [ 15.851578][ T366] RBP: 00007ffea8951710 R08: 0000000000000000 R09: 0000000000000000 [ 15.851777][ T366] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 15.851975][ T366] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea8951e80 | [ 15.879017][ T367] ------------[ cut here ]------------ | [ 15.879192][ T367] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/367 | [ 15.879434][ T367] Modules linked in: ip_gre gre | [ 15.879849][ T367] Tainted: [W]=WARN [ 15.879950][ T367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.880116][ T367] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.880295][ T367] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.880815][ T367] RSP: 0018:ffa0000000b7f020 EFLAGS: 00010286 [ 15.880983][ T367] RAX: 00000000ffffffa6 RBX: ff1100000ca7b380 RCX: 1ff400000016fdca [ 15.881188][ T367] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca7b43c [ 15.881392][ T367] RBP: ff11000008ab9000 R08: 1fe220000194f689 R09: ff11000009862e58 [ 15.881596][ T367] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 15.881795][ T367] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 15.881995][ T367] FS: 00007f8fe7ef1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.882232][ T367] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.882410][ T367] CR2: 00007f8fe81c11a0 CR3: 000000000da50005 CR4: 0000000000771ef0 [ 15.882613][ T367] PKRU: 55555554 [ 15.882712][ T367] Call Trace: [ 15.882812][ T367] [ 15.882889][ T367] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.883025][ T367] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.883126][ T367] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 15.883272][ T367] __dev_notify_flags (net/core/dev.c:9787) [ 15.883417][ T367] ? netif_change_name (net/core/dev.c:1495) [ 15.883555][ T367] ? __dev_change_flags (net/core/dev.c:9752) [ 15.883690][ T367] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 15.883823][ T367] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.883956][ T367] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 15.884092][ T367] netif_change_flags (net/core/dev.c:9820) [ 15.884228][ T367] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 15.884364][ T367] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 15.884511][ T367] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 15.884645][ T367] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 15.884809][ T367] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.884963][ T367] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.885096][ T367] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.885231][ T367] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.885372][ T367] ? __kernel_text_address (kernel/extable.c:79) [ 15.885513][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.885648][ T367] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.885779][ T367] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.885912][ T367] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.886045][ T367] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 15.886183][ T367] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.886316][ T367] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.886469][ T367] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 15.886603][ T367] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 15.886737][ T367] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 15.886869][ T367] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 15.887058][ T367] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 15.887226][ T367] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 15.887382][ T367] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.887538][ T367] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.887674][ T367] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.887839][ T367] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.887980][ T367] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.888111][ T367] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.888271][ T367] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.888423][ T367] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.888557][ T367] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.888692][ T367] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.888825][ T367] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.888957][ T367] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.889088][ T367] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.889226][ T367] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.889362][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.889502][ T367] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.889634][ T367] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.889769][ T367] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.889902][ T367] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.890035][ T367] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.890177][ T367] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.890334][ T367] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.890480][ T367] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.890617][ T367] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.890753][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.890889][ T367] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.891024][ T367] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.891164][ T367] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.891299][ T367] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.891448][ T367] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.891582][ T367] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.891747][ T367] ? move_addr_to_kernel (net/socket.c:258) [ 15.891883][ T367] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.892017][ T367] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.892159][ T367] ___sys_sendmsg (net/socket.c:2752) [ 15.892292][ T367] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 15.892468][ T367] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.892616][ T367] __sys_sendmsg (net/socket.c:2784) [ 15.892749][ T367] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.892888][ T367] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 15.893057][ T367] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.893196][ T367] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.893331][ T367] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.893521][ T367] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.893657][ T367] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.893790][ T367] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.893959][ T367] RIP: 0033:0x7f8fe812b08e [ 15.894099][ T367] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.894596][ T367] RSP: 002b:00007ffc4742c5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.894798][ T367] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8fe812b08e [ 15.895001][ T367] RDX: 0000000000000000 RSI: 00007ffc4742c680 RDI: 0000000000000005 [ 15.895205][ T367] RBP: 00007ffc4742c5e0 R08: 0000000000000000 R09: 0000000000000000 [ 15.895417][ T367] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 15.895620][ T367] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4742cd50 | [ 15.977305][ T370] ------------[ cut here ]------------ | [ 15.978097][ T370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/370 | [ 15.978381][ T370] Modules linked in: ip_gre gre | [ 15.978812][ T370] Tainted: [W]=WARN [ 15.978920][ T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.979104][ T370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.979288][ T370] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.979788][ T370] RSP: 0018:ffa0000000b9f090 EFLAGS: 00010286 [ 15.979975][ T370] RAX: 00000000ffffffa6 RBX: ff1100000b64c900 RCX: 1ff4000000173dd8 [ 15.980185][ T370] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b64c9bc [ 15.980396][ T370] RBP: ff1100000f951000 R08: 1fe22000016c9939 R09: ff11000009890b80 [ 15.980607][ T370] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 15.980813][ T370] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 15.981022][ T370] FS: 00007fdd01a7f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.981285][ T370] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.981472][ T370] CR2: 00007fdd01c78460 CR3: 000000000da50001 CR4: 0000000000771ef0 [ 15.981681][ T370] PKRU: 55555554 [ 15.981786][ T370] Call Trace: [ 15.981891][ T370] [ 15.981966][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.982107][ T370] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 15.982253][ T370] notifier_call_chain (kernel/notifier.c:85) [ 15.982614][ T370] __netdev_upper_dev_link (net/core/dev.c:8931) [ 15.982764][ T370] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 15.982910][ T370] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 15.983052][ T370] netdev_upper_dev_link (net/core/dev.c:8972) [ 15.983196][ T370] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 15.983339][ T370] register_vlan_dev (net/8021q/vlan.c:183) [ 15.983493][ T370] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 15.983634][ T370] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 15.983773][ T370] ? nla_strscpy (lib/nlattr.c:795) [ 15.983914][ T370] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 15.984054][ T370] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 15.984198][ T370] ? __dev_get_by_name (net/core/dev.c:883) [ 15.984335][ T370] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 15.984550][ T370] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 15.984698][ T370] rtnl_newlink (net/core/rtnetlink.c:4150) [ 15.984841][ T370] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.984987][ T370] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.985198][ T370] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.985338][ T370] ? mark_usage (kernel/locking/lockdep.c:4674) [ 15.985492][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.985641][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.985783][ T370] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 15.985923][ T370] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.986063][ T370] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 15.986207][ T370] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.986375][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.986525][ T370] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 15.986666][ T370] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 15.986807][ T370] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 15.986947][ T370] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.987086][ T370] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.987235][ T370] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.987377][ T370] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.987543][ T370] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.987684][ T370] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.987824][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 15.987964][ T370] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 15.988105][ T370] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 15.988250][ T370] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 15.988396][ T370] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 15.988543][ T370] ? copy_msghdr_from_user (net/socket.c:2635) [ 15.988681][ T370] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 15.988852][ T370] ? move_addr_to_kernel (net/socket.c:258) [ 15.988997][ T370] ___sys_sendmsg (net/socket.c:2752) [ 15.989153][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 15.989294][ T370] ? copy_msghdr_from_user (net/socket.c:2603) [ 15.989454][ T370] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 15.989596][ T370] __sys_sendmsg (net/socket.c:2784) [ 15.989734][ T370] ? __sys_sendmsg_sock (net/socket.c:2765) [ 15.989877][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.990017][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 15.990162][ T370] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 15.990300][ T370] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.990450][ T370] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 15.990590][ T370] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.990762][ T370] RIP: 0033:0x7fdd01cb908e [ 15.990907][ T370] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.991422][ T370] RSP: 002b:00007ffe3f93e790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.991646][ T370] RAX: ffffffffffffffda RBX: 00007ffe3f93ef50 RCX: 00007fdd01cb908e [ 15.991854][ T370] RDX: 0000000000000000 RSI: 00007ffe3f93e840 RDI: 0000000000000005 [ 15.992064][ T370] RBP: 00007ffe3f93e7a0 R08: 0000000000000000 R09: 0000000000000000 [ 15.992276][ T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 15.992496][ T370] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f93ef10 | [ 15.994219][ T370] ------------[ cut here ]------------ | [ 15.994359][ T370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/370 | [ 15.994600][ T370] Modules linked in: ip_gre gre | [ 15.995043][ T370] Tainted: [W]=WARN [ 15.995148][ T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.995324][ T370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 15.995525][ T370] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 15.996013][ T370] RSP: 0018:ffa0000000b9f1b0 EFLAGS: 00010286 [ 15.996189][ T370] RAX: 00000000ffffffa6 RBX: ff1100000b64cac0 RCX: 1ff4000000173dfc [ 15.996416][ T370] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b64cb7c [ 15.996654][ T370] RBP: ff1100000503c000 R08: 1fe22000016c9971 R09: ff11000009890b80 [ 15.996860][ T370] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 15.997064][ T370] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 15.997275][ T370] FS: 00007fdd01a7f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 15.997552][ T370] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.997726][ T370] CR2: 00007fdd01c78460 CR3: 000000000da50001 CR4: 0000000000771ef0 [ 15.997931][ T370] PKRU: 55555554 [ 15.998033][ T370] Call Trace: [ 15.998134][ T370] [ 15.998210][ T370] ? register_vlan_dev (net/8021q/vlan.c:188) [ 15.998378][ T370] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 15.998526][ T370] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 15.998667][ T370] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 15.998773][ T370] __dev_notify_flags (net/core/dev.c:9787) [ 15.998910][ T370] ? netdev_update_features (net/core/dev.c:11098) [ 15.999048][ T370] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 15.999224][ T370] ? netif_change_name (net/core/dev.c:1495) [ 15.999364][ T370] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 15.999506][ T370] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 15.999646][ T370] ? register_vlan_dev (net/8021q/vlan.c:196) [ 15.999784][ T370] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 15.999923][ T370] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 16.000071][ T370] ? nla_strscpy (lib/nlattr.c:795) [ 16.000215][ T370] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 16.000360][ T370] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 16.000505][ T370] ? __dev_get_by_name (net/core/dev.c:883) [ 16.000645][ T370] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 16.000789][ T370] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 16.000932][ T370] rtnl_newlink (net/core/rtnetlink.c:4150) [ 16.001070][ T370] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.001214][ T370] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.001357][ T370] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.001503][ T370] ? mark_usage (kernel/locking/lockdep.c:4674) [ 16.001660][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.001807][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.001945][ T370] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.002083][ T370] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 16.002224][ T370] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.002365][ T370] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.002508][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.002648][ T370] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.002787][ T370] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.002925][ T370] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 16.003062][ T370] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.003202][ T370] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.003344][ T370] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 16.003549][ T370] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 16.003688][ T370] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.003826][ T370] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.003965][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.004104][ T370] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 16.004248][ T370] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.004393][ T370] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 16.004538][ T370] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 16.004674][ T370] ? copy_msghdr_from_user (net/socket.c:2635) [ 16.004813][ T370] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 16.004984][ T370] ? move_addr_to_kernel (net/socket.c:258) [ 16.005127][ T370] ___sys_sendmsg (net/socket.c:2752) [ 16.005266][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.005413][ T370] ? copy_msghdr_from_user (net/socket.c:2603) [ 16.005564][ T370] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 16.005704][ T370] __sys_sendmsg (net/socket.c:2784) [ 16.005842][ T370] ? __sys_sendmsg_sock (net/socket.c:2765) [ 16.005984][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.006123][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.006293][ T370] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 16.006459][ T370] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.006598][ T370] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 16.006734][ T370] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.006904][ T370] RIP: 0033:0x7fdd01cb908e [ 16.007047][ T370] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 16.007551][ T370] RSP: 002b:00007ffe3f93e790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.007758][ T370] RAX: ffffffffffffffda RBX: 00007ffe3f93ef50 RCX: 00007fdd01cb908e [ 16.007960][ T370] RDX: 0000000000000000 RSI: 00007ffe3f93e840 RDI: 0000000000000005 [ 16.008170][ T370] RBP: 00007ffe3f93e7a0 R08: 0000000000000000 R09: 0000000000000000 [ 16.008380][ T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 16.008590][ T370] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f93ef10 | [ 16.055274][ T371] ------------[ cut here ]------------ | [ 16.055512][ T371] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/371 | [ 16.055805][ T371] Modules linked in: ip_gre gre | [ 16.056342][ T371] Tainted: [W]=WARN [ 16.056533][ T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.056756][ T371] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.056985][ T371] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.057557][ T371] RSP: 0018:ffa0000000b9f090 EFLAGS: 00010286 [ 16.057782][ T371] RAX: 00000000ffffffa6 RBX: ff1100000a212040 RCX: 1ff4000000173dd8 [ 16.058042][ T371] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2120fc [ 16.058308][ T371] RBP: ff11000008ab9000 R08: 1fe2200001442421 R09: ff11000009895180 [ 16.058587][ T371] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 16.058867][ T371] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 16.059142][ T371] FS: 00007f6804138840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 16.059468][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.059695][ T371] CR2: 00007f68044ad040 CR3: 000000000b605004 CR4: 0000000000771ef0 [ 16.059955][ T371] PKRU: 55555554 [ 16.060110][ T371] Call Trace: [ 16.060277][ T371] [ 16.060421][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.060613][ T371] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 16.060806][ T371] notifier_call_chain (kernel/notifier.c:85) [ 16.061000][ T371] __netdev_upper_dev_link (net/core/dev.c:8931) [ 16.061199][ T371] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 16.061417][ T371] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 16.061614][ T371] netdev_upper_dev_link (net/core/dev.c:8972) [ 16.061805][ T371] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 16.061996][ T371] register_vlan_dev (net/8021q/vlan.c:183) [ 16.062194][ T371] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 16.062399][ T371] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 16.062600][ T371] ? nla_strscpy (lib/nlattr.c:795) [ 16.062790][ T371] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 16.062985][ T371] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 16.063178][ T371] ? __dev_get_by_name (net/core/dev.c:883) [ 16.063465][ T371] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 16.063733][ T371] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 16.063998][ T371] rtnl_newlink (net/core/rtnetlink.c:4150) [ 16.064441][ T371] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.064717][ T371] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.065002][ T371] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.065198][ T371] ? mark_usage (kernel/locking/lockdep.c:4674) [ 16.065404][ T371] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.065611][ T371] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.065803][ T371] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.065996][ T371] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 16.066194][ T371] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.066401][ T371] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.066605][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.066799][ T371] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.066989][ T371] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.067185][ T371] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 16.067393][ T371] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.067596][ T371] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.067792][ T371] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 16.067982][ T371] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 16.068182][ T371] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.068391][ T371] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.068594][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.068787][ T371] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 16.068980][ T371] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.069176][ T371] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 16.069384][ T371] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 16.069587][ T371] ? copy_msghdr_from_user (net/socket.c:2635) [ 16.069784][ T371] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 16.070037][ T371] ? move_addr_to_kernel (net/socket.c:258) [ 16.070249][ T371] ___sys_sendmsg (net/socket.c:2752) [ 16.070467][ T371] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.070659][ T371] ? copy_msghdr_from_user (net/socket.c:2603) [ 16.070860][ T371] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 16.071057][ T371] __sys_sendmsg (net/socket.c:2784) [ 16.071260][ T371] ? __sys_sendmsg_sock (net/socket.c:2765) [ 16.071477][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.071672][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.071866][ T371] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 16.072057][ T371] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.072259][ T371] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 16.072472][ T371] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.072702][ T371] RIP: 0033:0x7f680437208e [ 16.072900][ T371] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 16.073481][ T371] RSP: 002b:00007ffc8c09bef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.073744][ T371] RAX: ffffffffffffffda RBX: 00007ffc8c09c6b0 RCX: 00007f680437208e [ 16.074004][ T371] RDX: 0000000000000000 RSI: 00007ffc8c09bfa0 RDI: 0000000000000005 [ 16.074276][ T371] RBP: 00007ffc8c09bf00 R08: 0000000000000000 R09: 0000000000000000 [ 16.074560][ T371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 16.074819][ T371] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8c09c670 | [ 16.076985][ T371] ------------[ cut here ]------------ | [ 16.077132][ T371] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/371 | [ 16.077418][ T371] Modules linked in: ip_gre gre | [ 16.077836][ T371] Tainted: [W]=WARN [ 16.077938][ T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.078109][ T371] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.078290][ T371] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.078802][ T371] RSP: 0018:ffa0000000b9f1b0 EFLAGS: 00010286 [ 16.078974][ T371] RAX: 00000000ffffffa6 RBX: ff1100000a2123c0 RCX: 1ff4000000173dfc [ 16.079183][ T371] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21247c [ 16.079395][ T371] RBP: ff11000004cec000 R08: 1fe2200001442491 R09: ff11000009895180 [ 16.079607][ T371] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.079810][ T371] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 16.080016][ T371] FS: 00007f6804138840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.080261][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.080447][ T371] CR2: 000055f6a15ced5c CR3: 000000000b605006 CR4: 0000000000771ef0 [ 16.080652][ T371] PKRU: 55555554 [ 16.080754][ T371] Call Trace: [ 16.080856][ T371] [ 16.080927][ T371] ? register_vlan_dev (net/8021q/vlan.c:188) [ 16.081066][ T371] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.081207][ T371] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 16.081351][ T371] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.081460][ T371] __dev_notify_flags (net/core/dev.c:9787) [ 16.081596][ T371] ? netdev_update_features (net/core/dev.c:11098) [ 16.081731][ T371] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 16.081902][ T371] ? netif_change_name (net/core/dev.c:1495) [ 16.082040][ T371] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.082181][ T371] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 16.082318][ T371] ? register_vlan_dev (net/8021q/vlan.c:196) [ 16.082474][ T371] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 16.082613][ T371] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 16.082749][ T371] ? nla_strscpy (lib/nlattr.c:795) [ 16.082886][ T371] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 16.083030][ T371] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 16.083167][ T371] ? __dev_get_by_name (net/core/dev.c:883) [ 16.083302][ T371] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 16.083457][ T371] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 16.083600][ T371] rtnl_newlink (net/core/rtnetlink.c:4150) [ 16.083738][ T371] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.083873][ T371] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.084010][ T371] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.084149][ T371] ? mark_usage (kernel/locking/lockdep.c:4674) [ 16.084287][ T371] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.084438][ T371] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.084575][ T371] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.084711][ T371] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 16.084847][ T371] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.084982][ T371] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.085118][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.085260][ T371] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.085399][ T371] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.085541][ T371] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 16.085679][ T371] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.085817][ T371] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.085958][ T371] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 16.086094][ T371] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 16.086236][ T371] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.086381][ T371] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.086526][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.086664][ T371] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 16.086801][ T371] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.086939][ T371] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 16.087078][ T371] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 16.087221][ T371] ? copy_msghdr_from_user (net/socket.c:2635) [ 16.087362][ T371] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 16.087538][ T371] ? move_addr_to_kernel (net/socket.c:258) [ 16.087680][ T371] ___sys_sendmsg (net/socket.c:2752) [ 16.087817][ T371] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.087953][ T371] ? copy_msghdr_from_user (net/socket.c:2603) [ 16.088099][ T371] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 16.088245][ T371] __sys_sendmsg (net/socket.c:2784) [ 16.088388][ T371] ? __sys_sendmsg_sock (net/socket.c:2765) [ 16.088538][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.088675][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.088814][ T371] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 16.088964][ T371] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.089101][ T371] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 16.089243][ T371] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.089441][ T371] RIP: 0033:0x7f680437208e [ 16.089585][ T371] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 16.090072][ T371] RSP: 002b:00007ffc8c09bef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.090284][ T371] RAX: ffffffffffffffda RBX: 00007ffc8c09c6b0 RCX: 00007f680437208e [ 16.090500][ T371] RDX: 0000000000000000 RSI: 00007ffc8c09bfa0 RDI: 0000000000000005 [ 16.090703][ T371] RBP: 00007ffc8c09bf00 R08: 0000000000000000 R09: 0000000000000000 [ 16.090904][ T371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 16.091106][ T371] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8c09c670 | [ 16.116319][ T372] ------------[ cut here ]------------ | [ 16.116977][ T372] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/372 | [ 16.117545][ T372] Modules linked in: ip_gre gre | [ 16.118090][ T372] Tainted: [W]=WARN [ 16.118262][ T372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.118501][ T372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.118726][ T372] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.119258][ T372] RSP: 0018:ffa0000000b9f020 EFLAGS: 00010286 [ 16.119503][ T372] RAX: 00000000ffffffa6 RBX: ff1100001072e040 RCX: 1ff4000000173dca [ 16.119753][ T372] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072e0fc [ 16.120000][ T372] RBP: ff1100000503c000 R08: 1fe22000020e5c21 R09: ff1100000ffd5158 [ 16.120264][ T372] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 16.120534][ T372] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 16.120784][ T372] FS: 00007f7ac6d58840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 16.121065][ T372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.121298][ T372] CR2: 000000003b0b9988 CR3: 000000000b605001 CR4: 0000000000771ef0 [ 16.121570][ T372] PKRU: 55555554 [ 16.121720][ T372] Call Trace: [ 16.121870][ T372] [ 16.121990][ T372] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.122180][ T372] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.122335][ T372] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 16.122540][ T372] __dev_notify_flags (net/core/dev.c:9787) [ 16.122729][ T372] ? netif_change_name (net/core/dev.c:1495) [ 16.122913][ T372] ? __dev_change_flags (net/core/dev.c:9752) [ 16.123099][ T372] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 16.123295][ T372] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.123502][ T372] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 16.123689][ T372] netif_change_flags (net/core/dev.c:9820) [ 16.123876][ T372] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 16.124064][ T372] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 16.124266][ T372] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 16.124475][ T372] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 16.124693][ T372] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.124893][ T372] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.125078][ T372] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 16.125273][ T372] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 16.125479][ T372] ? __kernel_text_address (kernel/extable.c:79) [ 16.125666][ T372] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.125852][ T372] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.126036][ T372] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 16.126236][ T372] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.126443][ T372] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.126631][ T372] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.126814][ T372] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.126999][ T372] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 16.127191][ T372] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 16.127390][ T372] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 16.127586][ T372] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 16.127773][ T372] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 16.127960][ T372] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 16.128155][ T372] rtnl_newlink (net/core/rtnetlink.c:4150) [ 16.128363][ T372] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.128557][ T372] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.128743][ T372] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.128927][ T372] ? mark_usage (kernel/locking/lockdep.c:4674) [ 16.129115][ T372] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.129311][ T372] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.129516][ T372] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.129707][ T372] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.129893][ T372] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.130077][ T372] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.130272][ T372] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 16.130481][ T372] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.130667][ T372] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.130850][ T372] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.131037][ T372] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.131232][ T372] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.131442][ T372] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 16.131640][ T372] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.131826][ T372] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.132014][ T372] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 16.132202][ T372] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 16.132404][ T372] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.132605][ T372] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.132791][ T372] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.132977][ T372] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 16.133165][ T372] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.133369][ T372] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 16.133561][ T372] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 16.133746][ T372] ? copy_msghdr_from_user (net/socket.c:2635) [ 16.133931][ T372] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 16.134147][ T372] ? move_addr_to_kernel (net/socket.c:258) [ 16.134360][ T372] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 16.134553][ T372] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.134740][ T372] ___sys_sendmsg (net/socket.c:2752) [ 16.134923][ T372] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 16.135140][ T372] ? copy_msghdr_from_user (net/socket.c:2603) [ 16.135376][ T372] __sys_sendmsg (net/socket.c:2784) [ 16.135568][ T372] ? __sys_sendmsg_sock (net/socket.c:2765) [ 16.135749][ T372] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 16.135967][ T372] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.136152][ T372] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 16.136343][ T372] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.136562][ T372] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 16.136747][ T372] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.136931][ T372] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 16.137119][ T372] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.137376][ T372] RIP: 0033:0x7f7ac6f9208e [ 16.137574][ T372] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 16.138094][ T372] RSP: 002b:00007ffd530595a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.138369][ T372] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ac6f9208e [ 16.138625][ T372] RDX: 0000000000000000 RSI: 00007ffd53059650 RDI: 0000000000000005 [ 16.138873][ T372] RBP: 00007ffd530595b0 R08: 0000000000000000 R09: 0000000000000000 [ 16.139124][ T372] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 16.139394][ T372] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd53059d20 | [ 16.166894][ T373] ------------[ cut here ]------------ | [ 16.167060][ T373] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/373 | [ 16.167299][ T373] Modules linked in: ip_gre gre | [ 16.167720][ T373] Tainted: [W]=WARN [ 16.167819][ T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.167984][ T373] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.168160][ T373] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.168666][ T373] RSP: 0018:ffa0000000baf020 EFLAGS: 00010286 [ 16.168832][ T373] RAX: 00000000ffffffa6 RBX: ff1100000ca7a740 RCX: 1ff4000000175dca [ 16.169029][ T373] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca7a7fc [ 16.169228][ T373] RBP: ff11000004cec000 R08: 1fe220000194f501 R09: ff1100000a0aae58 [ 16.169438][ T373] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 16.169636][ T373] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 16.169834][ T373] FS: 00007f10de950840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.170066][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.170266][ T373] CR2: 00007f10dec201a0 CR3: 000000000da50005 CR4: 0000000000771ef0 [ 16.170546][ T373] PKRU: 55555554 [ 16.170651][ T373] Call Trace: [ 16.170755][ T373] [ 16.170828][ T373] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 16.170961][ T373] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.171097][ T373] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.171202][ T373] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 16.171362][ T373] __dev_notify_flags (net/core/dev.c:9787) [ 16.171507][ T373] ? netif_change_name (net/core/dev.c:1495) [ 16.171641][ T373] ? __dev_change_flags (net/core/dev.c:9752) [ 16.171773][ T373] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 16.171905][ T373] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.172076][ T373] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 16.172218][ T373] netif_change_flags (net/core/dev.c:9820) [ 16.172355][ T373] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 16.172494][ T373] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 16.172629][ T373] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 16.172763][ T373] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 16.172933][ T373] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.173074][ T373] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.173213][ T373] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 16.173343][ T373] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 16.173486][ T373] ? __kernel_text_address (kernel/extable.c:79) [ 16.173618][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.173753][ T373] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.173886][ T373] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 16.174021][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.174157][ T373] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.174289][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.174429][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.174562][ T373] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 16.174702][ T373] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 16.174834][ T373] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 16.174970][ T373] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 16.175104][ T373] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 16.175252][ T373] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 16.175393][ T373] rtnl_newlink (net/core/rtnetlink.c:4150) [ 16.175565][ T373] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.175724][ T373] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.175874][ T373] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.176007][ T373] ? mark_usage (kernel/locking/lockdep.c:4674) [ 16.176141][ T373] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.176533][ T373] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.176667][ T373] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.176798][ T373] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.176930][ T373] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.177065][ T373] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 16.177213][ T373] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 16.177361][ T373] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.177516][ T373] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.177651][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.177795][ T373] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.177930][ T373] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 16.178064][ T373] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 16.178413][ T373] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.178558][ T373] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.178695][ T373] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 16.178827][ T373] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 16.178966][ T373] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.179101][ T373] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.179241][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 16.179380][ T373] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 16.179529][ T373] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.179672][ T373] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 16.179821][ T373] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 16.179956][ T373] ? copy_msghdr_from_user (net/socket.c:2635) [ 16.180088][ T373] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 16.180259][ T373] ? move_addr_to_kernel (net/socket.c:258) [ 16.180412][ T373] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 16.180547][ T373] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 16.180682][ T373] ___sys_sendmsg (net/socket.c:2752) [ 16.180815][ T373] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 16.180981][ T373] ? copy_msghdr_from_user (net/socket.c:2603) [ 16.181127][ T373] __sys_sendmsg (net/socket.c:2784) [ 16.181263][ T373] ? __sys_sendmsg_sock (net/socket.c:2765) [ 16.181411][ T373] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 16.181613][ T373] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.181750][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.181884][ T373] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 16.182017][ T373] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.182155][ T373] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 16.182289][ T373] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.182476][ T373] RIP: 0033:0x7f10deb8a08e [ 16.182615][ T373] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 16.183093][ T373] RSP: 002b:00007ffed8b28a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.183303][ T373] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f10deb8a08e [ 16.183529][ T373] RDX: 0000000000000000 RSI: 00007ffed8b28b00 RDI: 0000000000000005 [ 16.183745][ T373] RBP: 00007ffed8b28a60 R08: 0000000000000000 R09: 0000000000000000 [ 16.183958][ T373] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc2 [ 16.184165][ T373] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed8b291d0 | [ 16.589766][ T12] ------------[ cut here ]------------ | [ 16.589940][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.590210][ T12] Modules linked in: ip_gre gre | [ 16.590668][ T12] Tainted: [W]=WARN [ 16.590763][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.590923][ T12] Workqueue: netns cleanup_net [ 16.591057][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.591228][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.591701][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 16.591863][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee703c0 RCX: 1ff4000000018ec7 [ 16.592055][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee7047c [ 16.592250][ T12] RBP: ff1100000f951000 R08: 1fe2200001dce091 R09: ff11000001aed1d0 [ 16.592460][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 16.592649][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 16.592840][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.593060][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.593225][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 16.593427][ T12] PKRU: 55555554 [ 16.593523][ T12] Call Trace: [ 16.593619][ T12] [ 16.593688][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.593817][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.593915][ T12] netif_close_many (net/core/dev.c:1804) [ 16.594045][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.594185][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 16.594354][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 16.594519][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.594655][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.594817][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.594946][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.595080][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.595213][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.595339][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.595534][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.595665][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.595793][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.595919][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.596054][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.596186][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.596313][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.596479][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.596606][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.596737][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.596874][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.597001][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.597132][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.597272][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.597405][ T12] kthread (kernel/kthread.c:436) [ 16.597508][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.597667][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.597793][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.597922][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.598080][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.598213][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.598340][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.600171][ T12] ------------[ cut here ]------------ | [ 16.600302][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.600578][ T12] Modules linked in: ip_gre gre | [ 16.601014][ T12] Tainted: [W]=WARN [ 16.601113][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.601281][ T12] Workqueue: netns cleanup_net [ 16.601435][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.601605][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.602079][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 16.602250][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54e740 RCX: 1ff4000000018e80 [ 16.602458][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e7fc [ 16.602655][ T12] RBP: ff1100000503c000 R08: 1fe22000016a9d01 R09: ff11000001aed1d0 [ 16.602849][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 16.603044][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 16.603246][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.603492][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.603656][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 16.603853][ T12] PKRU: 55555554 [ 16.603951][ T12] Call Trace: [ 16.604054][ T12] [ 16.604122][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.604258][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.604365][ T12] netif_close_many (net/core/dev.c:1804) [ 16.605430][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.605574][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.605713][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 16.605854][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 16.605991][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 16.606123][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 16.606258][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 16.606398][ T12] notifier_call_chain (kernel/notifier.c:85) [ 16.606541][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 16.606674][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.606806][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 16.606976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 16.607144][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.607286][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.607461][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.607633][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.607765][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.607898][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.608029][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.608164][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.608298][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.608442][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.608572][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.608707][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.608839][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.608970][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.609103][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.609239][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.609379][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.609522][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.609654][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.609804][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.609940][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.610072][ T12] kthread (kernel/kthread.c:436) [ 16.610177][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.610341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.610579][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.610713][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.610879][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.611010][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.611149][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.613589][ T12] ------------[ cut here ]------------ | [ 16.613723][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.613964][ T12] Modules linked in: ip_gre gre | [ 16.614898][ T12] Tainted: [W]=WARN [ 16.614999][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.615158][ T12] Workqueue: netns cleanup_net [ 16.615341][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.615563][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.616003][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.616162][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178040 RCX: 1ff4000000018eed [ 16.616344][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1780fc [ 16.616579][ T12] RBP: ff110000086c9000 R08: 1fe220000182f021 R09: ff11000001aed1d0 [ 16.616759][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 16.616939][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.617120][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.617338][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.618478][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 16.618668][ T12] PKRU: 55555554 [ 16.618757][ T12] Call Trace: [ 16.618850][ T12] [ 16.618915][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.619073][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.619229][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.619402][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.619539][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.619660][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.619786][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.619910][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.620038][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.620161][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.620288][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.620466][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.620591][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.620714][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.620836][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.620960][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.621086][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.621213][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.621340][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.621521][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.621647][ T12] kthread (kernel/kthread.c:436) [ 16.621743][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.621896][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.622023][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.622147][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.622304][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.622482][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.622605][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.625957][ T12] ------------[ cut here ]------------ | [ 16.626094][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.626340][ T12] Modules linked in: ip_gre gre | [ 16.626768][ T12] Tainted: [W]=WARN [ 16.626862][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.627015][ T12] Workqueue: netns cleanup_net [ 16.627143][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.627307][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.627847][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.628003][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178900 RCX: 1ff4000000018eed [ 16.628188][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1789bc [ 16.628454][ T12] RBP: ff1100000eb41000 R08: 1fe220000182f139 R09: ff11000001aed1d0 [ 16.628713][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.628895][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.629082][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.629298][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.629501][ T12] CR2: 00007f4e2a976800 CR3: 000000000e387003 CR4: 0000000000771ef0 [ 16.629684][ T12] PKRU: 55555554 [ 16.629775][ T12] Call Trace: [ 16.629871][ T12] [ 16.629940][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.630098][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.630250][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.630379][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.630507][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.630629][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.630754][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.630878][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.631002][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.631123][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.631252][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.631381][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.631509][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.631633][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.631754][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.631877][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.632003][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.632126][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.632253][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.632391][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.632517][ T12] kthread (kernel/kthread.c:436) [ 16.632609][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.632760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.632887][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.633010][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.633163][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.633284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.633422][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.637981][ T12] ------------[ cut here ]------------ | [ 16.638112][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.638378][ T12] Modules linked in: ip_gre gre | [ 16.638803][ T12] Tainted: [W]=WARN [ 16.638900][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.639060][ T12] Workqueue: netns cleanup_net [ 16.639195][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.639364][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.640194][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 16.640357][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c1783c0 RCX: 1ff4000000018e99 [ 16.640554][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17847c [ 16.640743][ T12] RBP: ff1100000503c000 R08: 1fe220000182f091 R09: ff11000001aed1d0 [ 16.640933][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.641125][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.641323][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.642300][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.642566][ T12] CR2: 00007f4e2a976800 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 16.642756][ T12] PKRU: 55555554 [ 16.642851][ T12] Call Trace: [ 16.642945][ T12] [ 16.643011][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.643178][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.643339][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 16.643573][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.643700][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 16.643859][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 16.643988][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 16.644117][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 16.644248][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 16.644486][ T12] notifier_call_chain (kernel/notifier.c:85) [ 16.644623][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 16.644785][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.644943][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.645072][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.645204][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.645339][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.645565][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.645696][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.645825][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.645952][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.646081][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.646215][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.646342][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.646546][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.646674][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.646800][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.646932][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.647058][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.647195][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.647327][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.647548][ T12] kthread (kernel/kthread.c:436) [ 16.647644][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.647801][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.647928][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.648055][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.648220][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.648398][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.648531][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.650895][ T12] ------------[ cut here ]------------ | [ 16.651034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.651279][ T12] Modules linked in: ip_gre gre | [ 16.651697][ T12] Tainted: [W]=WARN [ 16.651788][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.651942][ T12] Workqueue: netns cleanup_net [ 16.652068][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.652231][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.652690][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.652847][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179380 RCX: 1ff4000000018eed [ 16.653037][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17943c [ 16.653221][ T12] RBP: ff1100000f951000 R08: 1fe220000182f289 R09: ff11000001aed1d0 [ 16.653415][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.653600][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.653787][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.654002][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.654160][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 16.654352][ T12] PKRU: 55555554 [ 16.654451][ T12] Call Trace: [ 16.654546][ T12] [ 16.654609][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.654767][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.654917][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.655040][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.655173][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.655295][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.655432][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.655558][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.655681][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.655803][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.655928][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.656058][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.656186][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.656310][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.656468][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.656600][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.656734][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.656857][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.656985][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.657115][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.657242][ T12] kthread (kernel/kthread.c:436) [ 16.657334][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.657500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.657625][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.657747][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.657898][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.658021][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.658146][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.660233][ T12] ------------[ cut here ]------------ | [ 16.660363][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.660614][ T12] Modules linked in: ip_gre gre | [ 16.661020][ T12] Tainted: [W]=WARN [ 16.661113][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.661276][ T12] Workqueue: netns cleanup_net [ 16.661415][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.661577][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.662010][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.662168][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637380 RCX: 1ff4000000018eed [ 16.662357][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63743c [ 16.662547][ T12] RBP: ff1100001000c000 R08: 1fe22000016c6e89 R09: ff11000001aed1d0 [ 16.662731][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.662911][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.663094][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.663311][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.663477][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 16.663664][ T12] PKRU: 55555554 [ 16.663759][ T12] Call Trace: [ 16.663852][ T12] [ 16.663916][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.664073][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.664231][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.664359][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.664487][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.664612][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.664734][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.664857][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.664985][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.665107][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.665238][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.665362][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.665495][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.665619][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.665745][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.665868][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.665994][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.666115][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.666246][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.666378][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.666507][ T12] kthread (kernel/kthread.c:436) [ 16.666607][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.666758][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.666886][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.667008][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.667169][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.667290][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.667422][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.669767][ T12] ------------[ cut here ]------------ | [ 16.669892][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.670135][ T12] Modules linked in: ip_gre gre | [ 16.670572][ T12] Tainted: [W]=WARN [ 16.670668][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.670822][ T12] Workqueue: netns cleanup_net [ 16.670948][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.671106][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.672372][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.672537][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6378c0 RCX: 1ff4000000018eed [ 16.672716][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63797c [ 16.672895][ T12] RBP: ff11000009981000 R08: 1fe22000016c6f31 R09: ff11000001aed1d0 [ 16.673075][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.673264][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.673503][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.673762][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.673915][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 16.674097][ T12] PKRU: 55555554 [ 16.674190][ T12] Call Trace: [ 16.674280][ T12] [ 16.674343][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.674555][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.674709][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.674832][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.674958][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.675080][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.675206][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.675330][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.675515][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.675637][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.675764][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.675886][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.676006][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.676128][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.676250][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.676427][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.676555][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.676680][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.676810][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.676938][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.677059][ T12] kthread (kernel/kthread.c:436) [ 16.677159][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.677309][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.677491][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.677612][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.677763][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.677885][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.678010][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.684321][ T12] ------------[ cut here ]------------ | [ 16.684476][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.684737][ T12] Modules linked in: ip_gre gre | [ 16.685136][ T12] Tainted: [W]=WARN [ 16.685236][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.685396][ T12] Workqueue: netns cleanup_net [ 16.685534][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.685714][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.686167][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.686321][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8b540 RCX: 1ff4000000018eed [ 16.686518][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b5fc [ 16.686698][ T12] RBP: ff1100000f8e9000 R08: 1fe22000019f16c1 R09: ff11000001aed1d0 [ 16.686883][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.687068][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.687263][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.687484][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.687636][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.687841][ T12] PKRU: 55555554 [ 16.687943][ T12] Call Trace: [ 16.688033][ T12] [ 16.688097][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.688261][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.688435][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.688570][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.688700][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.688840][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.688962][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.689084][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.689210][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.689340][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.689480][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.689609][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.689738][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.689871][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.690003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.690125][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.690260][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.690393][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.690536][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.690661][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.690800][ T12] kthread (kernel/kthread.c:436) [ 16.690909][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.691083][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.691219][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.691343][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.691507][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.691628][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.691749][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.694777][ T12] ------------[ cut here ]------------ | [ 16.694989][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.695255][ T12] Modules linked in: ip_gre gre | [ 16.695753][ T12] Tainted: [W]=WARN [ 16.695853][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.696005][ T12] Workqueue: netns cleanup_net [ 16.696213][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.696392][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.696929][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.697087][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d831c40 RCX: 1ff4000000018eed [ 16.697353][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d831cfc [ 16.697539][ T12] RBP: ff110000128d9000 R08: 1fe2200001b063a1 R09: ff11000001aed1d0 [ 16.697720][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.697976][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.698161][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.698386][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.698544][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.698726][ T12] PKRU: 55555554 [ 16.698821][ T12] Call Trace: [ 16.698912][ T12] [ 16.698976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.699132][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.699293][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.699425][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.699556][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.699677][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.699801][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.699926][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.700049][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.700180][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.700310][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.700497][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.700620][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.700746][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.700869][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.700991][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.701116][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.701243][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.701423][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.701597][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.701718][ T12] kthread (kernel/kthread.c:436) [ 16.701812][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.701965][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.702086][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.702215][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.702419][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.702545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.702668][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.705697][ T12] ------------[ cut here ]------------ | [ 16.705825][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.706064][ T12] Modules linked in: ip_gre gre | [ 16.706497][ T12] Tainted: [W]=WARN [ 16.706589][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.706741][ T12] Workqueue: netns cleanup_net [ 16.706868][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.707025][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.707476][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.707629][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff4000000018eed [ 16.707809][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 16.707990][ T12] RBP: ff11000009764000 R08: 1fe2200001f452f9 R09: ff11000001aed1d0 [ 16.708180][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.708364][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.708552][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.708763][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.708914][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.709096][ T12] PKRU: 55555554 [ 16.709189][ T12] Call Trace: [ 16.709278][ T12] [ 16.709340][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.709505][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.709654][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.709775][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.709896][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.710016][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.710138][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.710266][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.710392][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.710516][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.710640][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.710763][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.710883][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.711007][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.711127][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.711252][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.711388][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.711513][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.711639][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.711764][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.711884][ T12] kthread (kernel/kthread.c:436) [ 16.711976][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.712127][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.712253][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.712384][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.712541][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.712662][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.712783][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.714808][ T12] ------------[ cut here ]------------ | [ 16.714929][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.715171][ T12] Modules linked in: ip_gre gre | [ 16.716206][ T12] Tainted: [W]=WARN [ 16.716299][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.716550][ T12] Workqueue: netns cleanup_net [ 16.716676][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.716835][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.717270][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.717528][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29c40 RCX: 1ff4000000018eed [ 16.717706][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29cfc [ 16.717887][ T12] RBP: ff1100000fd1c000 R08: 1fe2200001f453a1 R09: ff11000001aed1d0 [ 16.718073][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.718257][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.718541][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.718760][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.718911][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.719095][ T12] PKRU: 55555554 [ 16.719191][ T12] Call Trace: [ 16.719286][ T12] [ 16.719448][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.719608][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.719758][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.719879][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.720002][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.720122][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.720253][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.720473][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.720601][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.720725][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.720849][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.720970][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.721092][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.721220][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.721341][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.721563][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.721692][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.721816][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.721943][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.722070][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.722196][ T12] kthread (kernel/kthread.c:436) [ 16.722292][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.722496][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.722620][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.722742][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.722893][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.723015][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.723141][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.741115][ T12] ------------[ cut here ]------------ | [ 16.741273][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.741544][ T12] Modules linked in: ip_gre gre | [ 16.741973][ T12] Tainted: [W]=WARN [ 16.742073][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.742240][ T12] Workqueue: netns cleanup_net [ 16.742382][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.742559][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.743020][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 16.743194][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29e00 RCX: 1ff4000000018eaf [ 16.743398][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29ebc [ 16.743602][ T12] RBP: ff1100000fc3c000 R08: 1fe2200001f453d9 R09: ff11000001aed1d0 [ 16.743800][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 16.744005][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dae9000 [ 16.744208][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.744449][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.744612][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.744839][ T12] PKRU: 55555554 [ 16.744944][ T12] Call Trace: [ 16.745042][ T12] [ 16.745111][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.745245][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.745343][ T12] netif_close_many (net/core/dev.c:1804) [ 16.745536][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.745667][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.745797][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.745925][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.746054][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 16.746223][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 16.746448][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.746578][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.746735][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.746863][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.746992][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 16.747157][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 16.747291][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 16.747481][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.747611][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 16.747739][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 16.747871][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 16.748001][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.748129][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.748263][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.748448][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.748576][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.748705][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.748832][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.748961][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.749092][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.749225][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.749407][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.749546][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.749674][ T12] kthread (kernel/kthread.c:436) [ 16.749769][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.749927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.750055][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.750189][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.750401][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.750538][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.750667][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.753309][ T12] ------------[ cut here ]------------ | [ 16.753457][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.753715][ T12] Modules linked in: ip_gre gre | [ 16.754135][ T12] Tainted: [W]=WARN [ 16.754243][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.754414][ T12] Workqueue: netns cleanup_net [ 16.754551][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.754716][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.755175][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 16.755334][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b38c0 RCX: 1ff4000000018eaf [ 16.755538][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b397c [ 16.755727][ T12] RBP: ff1100000dae9000 R08: 1fe2200000516731 R09: ff11000001aed1d0 [ 16.755917][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 16.756110][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 16.756307][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.756607][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.756769][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.756965][ T12] PKRU: 55555554 [ 16.757064][ T12] Call Trace: [ 16.757172][ T12] [ 16.757238][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.757443][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 16.757572][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.757669][ T12] netif_close_many (net/core/dev.c:1804) [ 16.757795][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.757922][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.758048][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.758181][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.758310][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 16.758528][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 16.758739][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.758868][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.759026][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.759157][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.759283][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 16.759505][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 16.759636][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 16.759766][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.759894][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 16.760022][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 16.760155][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 16.760287][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.760471][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.760601][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.760730][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.760857][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.760985][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.761117][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.761250][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.761440][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.761568][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.761698][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.761829][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.761954][ T12] kthread (kernel/kthread.c:436) [ 16.762050][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.762211][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.762341][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.762531][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.762689][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.762814][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.762941][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.765828][ T12] ------------[ cut here ]------------ | [ 16.765957][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.766202][ T12] Modules linked in: ip_gre gre | [ 16.766624][ T12] Tainted: [W]=WARN [ 16.766715][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.766872][ T12] Workqueue: netns cleanup_net [ 16.766999][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.767164][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.767615][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 16.767768][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b9aa3c0 RCX: 1ff4000000018ed5 [ 16.767950][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9aa47c [ 16.768131][ T12] RBP: ff1100000fc3c000 R08: 1fe2200001735491 R09: ff11000001aed1d0 [ 16.768317][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.768509][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.768693][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.768907][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.769062][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.769250][ T12] PKRU: 55555554 [ 16.769341][ T12] Call Trace: [ 16.769445][ T12] [ 16.769509][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.769670][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.769822][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.769946][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.770070][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 16.770241][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 16.770374][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.770505][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 16.770629][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 16.770753][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 16.770877][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.771001][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.771126][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.771253][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.771379][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.771507][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.771629][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.771751][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.771877][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.772003][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.772129][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.772263][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.772445][ T12] kthread (kernel/kthread.c:436) [ 16.772587][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.772740][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.772862][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.772991][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.773144][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.773278][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.773457][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.776507][ T12] ------------[ cut here ]------------ | [ 16.776645][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.776889][ T12] Modules linked in: ip_gre gre | [ 16.777300][ T12] Tainted: [W]=WARN [ 16.777402][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.777569][ T12] Workqueue: netns cleanup_net [ 16.777696][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.777855][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.778290][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 16.778455][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b9aae40 RCX: 1ff4000000018ed5 [ 16.778636][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9aaefc [ 16.778818][ T12] RBP: ff1100000dae9000 R08: 1fe22000017355e1 R09: ff11000001aed1d0 [ 16.779005][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 16.779191][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.779391][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.779610][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.779762][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 16.779945][ T12] PKRU: 55555554 [ 16.780038][ T12] Call Trace: [ 16.780129][ T12] [ 16.780196][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.780358][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.780513][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.780641][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.780762][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 16.780917][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 16.781040][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.781165][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 16.781287][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 16.781420][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 16.781545][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.781665][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.781789][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.781912][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.782035][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.782161][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.782281][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.782415][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.782540][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.782661][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.782786][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.782912][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.783035][ T12] kthread (kernel/kthread.c:436) [ 16.783126][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.783279][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.783407][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.783537][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.783689][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.783810][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.783933][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.786198][ T12] ------------[ cut here ]------------ | [ 16.786320][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.786574][ T12] Modules linked in: ip_gre gre | [ 16.786982][ T12] Tainted: [W]=WARN [ 16.787074][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.787233][ T12] Workqueue: netns cleanup_net [ 16.787371][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.787536][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.787976][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 16.788130][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b9ab540 RCX: 1ff4000000018ed5 [ 16.788315][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9ab5fc [ 16.788510][ T12] RBP: ff1100000eea4000 R08: 1fe22000017356c1 R09: ff11000001aed1d0 [ 16.788689][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 16.788872][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.789059][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.789277][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.789443][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 16.789626][ T12] PKRU: 55555554 [ 16.789717][ T12] Call Trace: [ 16.789809][ T12] [ 16.789873][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.790030][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.790185][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.790307][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.790439][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 16.790596][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 16.790721][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 16.790844][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 16.790968][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 16.791091][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 16.791218][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.791341][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.791478][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.791601][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.791722][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.791847][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.791967][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.792091][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.792221][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.792342][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.792482][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.792608][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.792729][ T12] kthread (kernel/kthread.c:436) [ 16.792823][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.792973][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.793101][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.793225][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.793382][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.793511][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.793635][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.823237][ T12] ------------[ cut here ]------------ | [ 16.823468][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.823732][ T12] Modules linked in: ip_gre gre | [ 16.824142][ T12] Tainted: [W]=WARN [ 16.824246][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.824424][ T12] Workqueue: netns cleanup_net [ 16.824557][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.824718][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.825162][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 16.825326][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b9abe00 RCX: 1ff4000000018ec7 [ 16.825561][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9abebc [ 16.825768][ T12] RBP: ff11000008ab9000 R08: 1fe22000017357d9 R09: ff11000001aed1d0 [ 16.825951][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 16.826136][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 16.826326][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.826554][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.826710][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 16.826896][ T12] PKRU: 55555554 [ 16.826987][ T12] Call Trace: [ 16.827079][ T12] [ 16.827143][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.827276][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.827377][ T12] netif_close_many (net/core/dev.c:1804) [ 16.827511][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.827634][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 16.827789][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 16.827942][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.828069][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.828226][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.828356][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.828485][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.828609][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.828733][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.828861][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.828986][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.829111][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.829240][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.829374][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.829503][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.829626][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.829752][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.829880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.830006][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.830133][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.830263][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.830396][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.830528][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.830650][ T12] kthread (kernel/kthread.c:436) [ 16.830743][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.830901][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.831026][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.831153][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.831308][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.831441][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.831568][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.833846][ T12] ------------[ cut here ]------------ | [ 16.834071][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.834372][ T12] Modules linked in: ip_gre gre | [ 16.834815][ T12] Tainted: [W]=WARN [ 16.834917][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.835078][ T12] Workqueue: netns cleanup_net [ 16.835222][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.835395][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.835862][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 16.836031][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000018e80 [ 16.836226][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 16.836428][ T12] RBP: ff11000004cec000 R08: 1fe22000016c6d71 R09: ff11000001aed1d0 [ 16.836620][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 16.836811][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 16.837005][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.837234][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.837402][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 16.837605][ T12] PKRU: 55555554 [ 16.837701][ T12] Call Trace: [ 16.837796][ T12] [ 16.837863][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.837993][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.838091][ T12] netif_close_many (net/core/dev.c:1804) [ 16.838226][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.838364][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.838501][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 16.838631][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 16.838761][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 16.838890][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 16.839018][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 16.839156][ T12] notifier_call_chain (kernel/notifier.c:85) [ 16.839287][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 16.839429][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 16.839565][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 16.839731][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 16.839890][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.840021][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.840213][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.840341][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.840483][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.840611][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.840738][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.840867][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.840998][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.841382][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.841518][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.841651][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.841793][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.841921][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.842051][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.842183][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.842314][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.842474][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.842603][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.842737][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.842869][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.842997][ T12] kthread (kernel/kthread.c:436) [ 16.843094][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.843257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.843392][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.843524][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.843683][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.843810][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.843939][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.847772][ T12] ------------[ cut here ]------------ | [ 16.847925][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 16.848166][ T12] Modules linked in: ip_gre gre | [ 16.848574][ T12] Tainted: [W]=WARN [ 16.848668][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.848820][ T12] Workqueue: netns cleanup_net [ 16.848941][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.849097][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.849572][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.849959][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff4000000018eed [ 16.850174][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 16.850359][ T12] RBP: ff1100000fd09000 R08: 1fe2200001f45139 R09: ff11000001aed1d0 [ 16.850561][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 16.850739][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.851002][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 16.851240][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.851401][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 16.851587][ T12] PKRU: 55555554 [ 16.851683][ T12] Call Trace: [ 16.851772][ T12] [ 16.851834][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.852312][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.852480][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.852616][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.852736][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.852855][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.852980][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.853106][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.853234][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.853436][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.853560][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.853679][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.853813][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.853933][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.854056][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.854185][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.854309][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.854486][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.854610][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.854733][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.854853][ T12] kthread (kernel/kthread.c:436) [ 16.854944][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.855097][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.855220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.855339][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.855541][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.855664][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.855787][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.868400][ T12] ------------[ cut here ]------------ | [ 16.868575][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 16.868822][ T12] Modules linked in: ip_gre gre | [ 16.869247][ T12] Tainted: [W]=WARN [ 16.869352][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.869515][ T12] Workqueue: netns cleanup_net [ 16.869648][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.869815][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.870302][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.870475][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff4000000018eed [ 16.870660][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 16.870844][ T12] RBP: ff11000009969000 R08: 1fe2200001f45219 R09: ff11000001aed1d0 [ 16.871028][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 16.871210][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.871489][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 16.871702][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.871852][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 16.872033][ T12] PKRU: 55555554 [ 16.872122][ T12] Call Trace: [ 16.872216][ T12] [ 16.872279][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.872493][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.872641][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.872761][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.872882][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.873003][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.873122][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.873247][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.873383][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.873506][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.873632][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.873752][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.873869][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.873991][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.874110][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.874237][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.874434][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.874557][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.874682][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.874807][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.874925][ T12] kthread (kernel/kthread.c:436) [ 16.875014][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.875165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.875287][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.875420][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.875591][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.875710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.875833][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.888031][ T12] ------------[ cut here ]------------ | [ 16.888191][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.888453][ T12] Modules linked in: ip_gre gre | [ 16.888874][ T12] Tainted: [W]=WARN [ 16.888970][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.889134][ T12] Workqueue: netns cleanup_net [ 16.889271][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.889444][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.889890][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 16.890054][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077a900 RCX: 1ff4000000018e99 [ 16.890247][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077a9bc [ 16.890443][ T12] RBP: ff11000004cec000 R08: 1fe22000020ef539 R09: ff11000001aed1d0 [ 16.890629][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.890812][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.891002][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.891224][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.891388][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.891581][ T12] PKRU: 55555554 [ 16.891673][ T12] Call Trace: [ 16.891766][ T12] [ 16.891833][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.891996][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.892330][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 16.892472][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.892598][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 16.892760][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 16.892886][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 16.893013][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 16.893154][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 16.893289][ T12] notifier_call_chain (kernel/notifier.c:85) [ 16.893428][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 16.893586][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.893741][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.893870][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.894003][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.894125][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.894254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.894389][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.894521][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.894646][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.894777][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.894902][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.895027][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.895158][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.895284][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.895421][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.895556][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.895679][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.895807][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.895938][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.896064][ T12] kthread (kernel/kthread.c:436) [ 16.896161][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.896317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.896456][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.896585][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.896739][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.896865][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.896989][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.899269][ T12] ------------[ cut here ]------------ | [ 16.899401][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.899645][ T12] Modules linked in: ip_gre gre | [ 16.900036][ T12] Tainted: [W]=WARN [ 16.900126][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.900282][ T12] Workqueue: netns cleanup_net [ 16.900432][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.900590][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.901020][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.901182][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077aac0 RCX: 1ff4000000018eed [ 16.901369][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077ab7c [ 16.901555][ T12] RBP: ff11000008ab9000 R08: 1fe22000020ef571 R09: ff11000001aed1d0 [ 16.901733][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.901912][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.902092][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.902311][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.902474][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.902678][ T12] PKRU: 55555554 [ 16.902769][ T12] Call Trace: [ 16.902858][ T12] [ 16.902922][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.903077][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.903232][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.903358][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.903483][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.903604][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.903727][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.903848][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.903969][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.904094][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.904221][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.904344][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.904478][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.904599][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.904721][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.904843][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.904967][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.905086][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.905214][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.905338][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.905468][ T12] kthread (kernel/kthread.c:436) [ 16.905559][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.905708][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.905829][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.905948][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.906109][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.906235][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.906360][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.908426][ T12] ------------[ cut here ]------------ | [ 16.908550][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.908807][ T12] Modules linked in: ip_gre gre | [ 16.909210][ T12] Tainted: [W]=WARN [ 16.909300][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.909460][ T12] Workqueue: netns cleanup_net [ 16.909586][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.909743][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.910173][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.910324][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077ae40 RCX: 1ff4000000018eed [ 16.910534][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077aefc [ 16.910713][ T12] RBP: ff1100000a0a4000 R08: 1fe22000020ef5e1 R09: ff11000001aed1d0 [ 16.910892][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.911071][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.911253][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.911477][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.911626][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.911806][ T12] PKRU: 55555554 [ 16.911894][ T12] Call Trace: [ 16.911984][ T12] [ 16.912047][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.912207][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.912359][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.912484][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.912605][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.912724][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.912843][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.912964][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.913090][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.913215][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.913338][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.913470][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.913589][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.913713][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.913831][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.913953][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.914077][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.914203][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.914339][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.914475][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.914596][ T12] kthread (kernel/kthread.c:436) [ 16.914686][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.914840][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.914962][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.915084][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.915239][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.915363][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.915487][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.917695][ T12] ------------[ cut here ]------------ | [ 16.917824][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.918138][ T12] Modules linked in: ip_gre gre | [ 16.918553][ T12] Tainted: [W]=WARN [ 16.918718][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.918871][ T12] Workqueue: netns cleanup_net [ 16.919000][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.919162][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.919712][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.919938][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077b540 RCX: 1ff4000000018eed [ 16.920119][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077b5fc [ 16.920302][ T12] RBP: ff110000102ac000 R08: 1fe22000020ef6c1 R09: ff11000001aed1d0 [ 16.920495][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.920672][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.920849][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.921132][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.921290][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.921561][ T12] PKRU: 55555554 [ 16.921651][ T12] Call Trace: [ 16.921739][ T12] [ 16.921801][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.921953][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.922182][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.922306][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.922438][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.922558][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.922752][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.922878][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.922998][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.923137][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.923339][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.923475][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.923593][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.923715][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.923835][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.923957][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.924080][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.924205][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.924416][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.924543][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.924662][ T12] kthread (kernel/kthread.c:436) [ 16.924753][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.924975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.925095][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.925220][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.925406][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.925533][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.925653][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.928401][ T12] ------------[ cut here ]------------ | [ 16.928540][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.928842][ T12] Modules linked in: ip_gre gre | [ 16.929315][ T12] Tainted: [W]=WARN [ 16.929416][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.929569][ T12] Workqueue: netns cleanup_net [ 16.929770][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.929924][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.930445][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.930596][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077bc40 RCX: 1ff4000000018eed [ 16.930774][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077bcfc [ 16.931029][ T12] RBP: ff1100000f969000 R08: 1fe22000020ef7a1 R09: ff11000001aed1d0 [ 16.931212][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.931397][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.931583][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.931791][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.932016][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.932207][ T12] PKRU: 55555554 [ 16.932297][ T12] Call Trace: [ 16.932391][ T12] [ 16.932531][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.932685][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.932834][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.932954][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.933150][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.933271][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.933399][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.933551][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.933746][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.933864][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.933987][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.934111][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.934308][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.934440][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.934584][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.934708][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.934923][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.935045][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.935180][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.935305][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.935436][ T12] kthread (kernel/kthread.c:436) [ 16.935530][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.935694][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.935819][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.936035][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.936190][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.936317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.936522][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.939305][ T12] ------------[ cut here ]------------ | [ 16.939438][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.939677][ T12] Modules linked in: ip_gre gre | [ 16.940161][ T12] Tainted: [W]=WARN [ 16.940251][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.940487][ T12] Workqueue: netns cleanup_net [ 16.940611][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.940767][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.941280][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.941519][ T12] RAX: 00000000ffffffa6 RBX: ff110000107818c0 RCX: 1ff4000000018eed [ 16.941699][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078197c [ 16.941876][ T12] RBP: ff1100000eab4000 R08: 1fe22000020f0331 R09: ff11000001aed1d0 [ 16.942140][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.942326][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.942517][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.942799][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.942949][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.943127][ T12] PKRU: 55555554 [ 16.943294][ T12] Call Trace: [ 16.943389][ T12] [ 16.943471][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.943626][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.943846][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.943967][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.944094][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.944218][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.944425][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.944547][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.944670][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.944791][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.944986][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.945105][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.945229][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.945359][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.945555][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.945679][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.945803][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.945927][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.946124][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.946252][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.946382][ T12] kthread (kernel/kthread.c:436) [ 16.946478][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.946700][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.946822][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.946942][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.947093][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.947290][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.947421][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.949977][ T12] ------------[ cut here ]------------ | [ 16.950112][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.950429][ T12] Modules linked in: ip_gre gre | [ 16.950913][ T12] Tainted: [W]=WARN [ 16.951004][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.951158][ T12] Workqueue: netns cleanup_net [ 16.951281][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.951527][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.952027][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.952180][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781c40 RCX: 1ff4000000018eed [ 16.952362][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781cfc [ 16.952618][ T12] RBP: ff11000004f7c000 R08: 1fe22000020f03a1 R09: ff11000001aed1d0 [ 16.952796][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.952973][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.953233][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.953454][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.953677][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.953857][ T12] PKRU: 55555554 [ 16.953945][ T12] Call Trace: [ 16.954035][ T12] [ 16.954097][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.954328][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.954492][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.954614][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.954807][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.954927][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.955050][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.955180][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.955378][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.955502][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.955625][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.955745][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.955940][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.956063][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.956189][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.956312][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.956447][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.956587][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.956716][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.956840][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.957033][ T12] kthread (kernel/kthread.c:436) [ 16.957125][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.957279][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.957404][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.957603][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.957753][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.957871][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.957990][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.960596][ T12] ------------[ cut here ]------------ | [ 16.960716][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 16.960945][ T12] Modules linked in: ip_gre gre | [ 16.961424][ T12] Tainted: [W]=WARN [ 16.961516][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.961739][ T12] Workqueue: netns cleanup_net [ 16.961864][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.962020][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.962539][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 16.962766][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781e00 RCX: 1ff4000000018eed [ 16.962944][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781ebc [ 16.963122][ T12] RBP: ff11000004f6c000 R08: 1fe22000020f03d9 R09: ff11000001aed1d0 [ 16.963386][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 16.963570][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 16.963749][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 16.964292][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.964453][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 16.964725][ T12] PKRU: 55555554 [ 16.964814][ T12] Call Trace: [ 16.964902][ T12] [ 16.964964][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 16.965117][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 16.965344][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 16.965475][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 16.965596][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.965715][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 16.965907][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 16.966028][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 16.966153][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 16.966272][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 16.966481][ T12] cleanup_net (net/core/net_namespace.c:702) [ 16.966602][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.966726][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 16.966848][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 16.967040][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 16.967164][ T12] process_one_work (kernel/workqueue.c:3314) [ 16.967288][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 16.967418][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 16.967616][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 16.967740][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 16.967860][ T12] kthread (kernel/kthread.c:436) [ 16.967950][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.968177][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.968297][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.968424][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 16.968572][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.968770][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 16.968890][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.977871][ T405] ------------[ cut here ]------------ | [ 16.978085][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 16.978396][ T405] Modules linked in: ip_gre gre | [ 16.978915][ T405] Tainted: [W]=WARN [ 16.979067][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.979297][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 16.979554][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 16.980078][ T405] RSP: 0018:ffa0000000c7fa80 EFLAGS: 00010286 [ 16.980308][ T405] RAX: 00000000ffffffa6 RBX: ff1100000d8303c0 RCX: 1ff400000018ff16 [ 16.980583][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d83047c [ 16.980834][ T405] RBP: ff1100000fac4000 R08: 1fe2200001b06091 R09: ff1100000eb98b80 [ 16.981083][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 16.981359][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fac4000 [ 16.981623][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 16.981912][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.982132][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 16.982404][ T405] PKRU: 55555554 [ 16.982589][ T405] Call Trace: [ 16.982744][ T405] [ 16.982865][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 16.983056][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 16.983255][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 16.983434][ T405] register_netdevice (net/core/dev.c:11488) [ 16.983624][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 16.983843][ T405] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 16.984049][ T405] register_netdev (net/core/dev.c:11552) [ 16.984246][ T405] loopback_net_init (drivers/net/loopback.c:218) [ 16.984461][ T405] ops_init (net/core/net_namespace.c:137) [ 16.984619][ T405] setup_net (net/core/net_namespace.c:446) [ 16.984773][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 16.984958][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 16.985148][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 16.985362][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 16.985561][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 16.985753][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 16.985940][ T405] ksys_unshare (kernel/fork.c:3243) [ 16.986125][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 16.986319][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 16.986532][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 16.986722][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 16.986913][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 16.987101][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 16.987314][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 16.987527][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.987713][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 16.987899][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.988118][ T405] RIP: 0033:0x7f499d245bcb [ 16.988320][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 16.988875][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 16.989128][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 16.989401][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 16.989669][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 16.989919][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 16.990171][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.001651][ T12] ------------[ cut here ]------------ | [ 17.001783][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 17.002029][ T12] Modules linked in: ip_gre gre | [ 17.002447][ T12] Tainted: [W]=WARN [ 17.002540][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.002692][ T12] Workqueue: netns cleanup_net [ 17.002819][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.002977][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.003429][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 17.003589][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d830580 RCX: 1ff4000000018ed5 [ 17.003770][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d83063c [ 17.003952][ T12] RBP: ff1100000a111000 R08: 1fe2200001b060c9 R09: ff11000001aed1d0 [ 17.004131][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 17.004319][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 17.004514][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 17.004771][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.004924][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 17.005105][ T12] PKRU: 55555554 [ 17.005199][ T12] Call Trace: [ 17.005291][ T12] [ 17.005363][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 17.005526][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 17.005679][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 17.005804][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 17.005928][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.006050][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 17.006177][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 17.006306][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 17.006443][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 17.006565][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.006690][ T12] cleanup_net (net/core/net_namespace.c:702) [ 17.006825][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 17.006947][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 17.007069][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 17.007194][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.007317][ T12] process_one_work (kernel/workqueue.c:3314) [ 17.007900][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 17.008025][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.008157][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 17.008284][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 17.008463][ T12] kthread (kernel/kthread.c:436) [ 17.008607][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.008760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 17.008881][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.009005][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 17.009161][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.009284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 17.009462][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.020437][ T405] ------------[ cut here ]------------ | [ 17.020634][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.020915][ T405] Modules linked in: ip_gre gre | [ 17.021493][ T405] Tainted: [W]=WARN [ 17.021648][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.021865][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.022091][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.022642][ T405] RSP: 0018:ffa0000000c7f918 EFLAGS: 00010286 [ 17.022863][ T405] RAX: 00000000ffffffa6 RBX: ff1100000e112740 RCX: 1ff400000018fee9 [ 17.023114][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1127fc [ 17.023389][ T405] RBP: ff1100001281c000 R08: 1fe2200001c22501 R09: ff1100000eb98b80 [ 17.023652][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.023902][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001281c000 [ 17.024157][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.024477][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.024705][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.024958][ T405] PKRU: 55555554 [ 17.025111][ T405] Call Trace: [ 17.025272][ T405] [ 17.025406][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.025602][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.025787][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.025945][ T405] register_netdevice (net/core/dev.c:11488) [ 17.026132][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.026372][ T405] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.026592][ T405] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.026777][ T405] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.026962][ T405] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.027150][ T405] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.027365][ T405] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.027563][ T405] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.027749][ T405] ops_init (net/core/net_namespace.c:137) [ 17.027903][ T405] setup_net (net/core/net_namespace.c:446) [ 17.028055][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.028249][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.028463][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.028651][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.028839][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.029027][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.029227][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.029434][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.029622][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.029806][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.029992][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.030185][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.030387][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.030584][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.030769][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.030952][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.031138][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.031378][ T405] RIP: 0033:0x7f499d245bcb [ 17.031576][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.032102][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.032380][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.032641][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.032890][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.033140][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.033422][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.037862][ T405] ------------[ cut here ]------------ | [ 17.038046][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.038337][ T405] Modules linked in: ip_gre gre | [ 17.038880][ T405] Tainted: [W]=WARN [ 17.039034][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.039268][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.039514][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.040042][ T405] RSP: 0018:ffa0000000c7f8f8 EFLAGS: 00010286 [ 17.040272][ T405] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff400000018fee5 [ 17.040539][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 17.040790][ T405] RBP: ff11000007c21000 R08: 1fe2200002514251 R09: ff1100000eb98b80 [ 17.041044][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.041306][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c21000 [ 17.041612][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.041898][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.042122][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.042399][ T405] PKRU: 55555554 [ 17.042562][ T405] Call Trace: [ 17.042713][ T405] [ 17.042835][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.043021][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.043218][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.043391][ T405] register_netdevice (net/core/dev.c:11488) [ 17.043617][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.043840][ T405] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.044028][ T405] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.044226][ T405] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.044435][ T405] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.044625][ T405] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.044816][ T405] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.045003][ T405] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 17.045195][ T405] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 17.045400][ T405] vti_init_net (net/ipv4/ip_vti.c:517) [ 17.045596][ T405] ops_init (net/core/net_namespace.c:137) [ 17.045751][ T405] setup_net (net/core/net_namespace.c:446) [ 17.045904][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.046087][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.046287][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.046499][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.046688][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.046877][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.047064][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.047262][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.047473][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.047663][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.047852][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.048044][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.048240][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.048449][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.048636][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.048822][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.049010][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.049242][ T405] RIP: 0033:0x7f499d245bcb [ 17.049458][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.049982][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.050250][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.050526][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.050777][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.051028][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.051290][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.056029][ T405] ------------[ cut here ]------------ | [ 17.056222][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.056547][ T405] Modules linked in: ip_gre gre | [ 17.057069][ T405] Tainted: [W]=WARN [ 17.057234][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.057475][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.057704][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.058244][ T405] RSP: 0018:ffa0000000c7fa78 EFLAGS: 00010286 [ 17.058491][ T405] RAX: 00000000ffffffa6 RBX: ff1100000b6363c0 RCX: 1ff400000018ff15 [ 17.058747][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63647c [ 17.058998][ T405] RBP: ff1100000f9a4000 R08: 1fe22000016c6c91 R09: ff1100000eb98b80 [ 17.059263][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.059539][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9a4000 [ 17.059797][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.060084][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.060315][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.060594][ T405] PKRU: 55555554 [ 17.060761][ T405] Call Trace: [ 17.060915][ T405] [ 17.061043][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.061243][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.061451][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.061607][ T405] register_netdevice (net/core/dev.c:11488) [ 17.061795][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.062013][ T405] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.062601][ T405] register_netdev (net/core/dev.c:11552) [ 17.062794][ T405] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 17.062982][ T405] ops_init (net/core/net_namespace.c:137) [ 17.063137][ T405] setup_net (net/core/net_namespace.c:446) [ 17.063301][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.063506][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.063693][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.063881][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.064073][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.064272][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.064478][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.064665][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.064850][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.065038][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.065240][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.065455][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.065642][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.065827][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.066014][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.066210][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.066424][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.066644][ T405] RIP: 0033:0x7f499d245bcb [ 17.066837][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.067393][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.067659][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.067909][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.068165][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.068444][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.068697][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.073481][ T405] ------------[ cut here ]------------ | [ 17.073689][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.073974][ T405] Modules linked in: ip_gre gre | [ 17.074551][ T405] Tainted: [W]=WARN [ 17.074705][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.074925][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.075154][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.075714][ T405] RSP: 0018:ffa0000000c7fa68 EFLAGS: 00010286 [ 17.075937][ T405] RAX: 00000000ffffffa6 RBX: ff1100000e113c40 RCX: 1ff400000018ff13 [ 17.076197][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e113cfc [ 17.076474][ T405] RBP: ff1100000e0b9000 R08: 1fe2200001c227a1 R09: ff1100000eb98b80 [ 17.076748][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.077005][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e0b9000 [ 17.077273][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.077582][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.077805][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.078247][ T405] PKRU: 55555554 [ 17.078423][ T405] Call Trace: [ 17.078576][ T405] [ 17.078698][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.078885][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.079073][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.079239][ T405] register_netdevice (net/core/dev.c:11488) [ 17.079458][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.079685][ T405] register_netdev (net/core/dev.c:11552) [ 17.079872][ T405] sit_init_net (net/ipv6/sit.c:1860) [ 17.080060][ T405] ops_init (net/core/net_namespace.c:137) [ 17.080226][ T405] setup_net (net/core/net_namespace.c:446) [ 17.080395][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.080590][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.080806][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.081003][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.081199][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.081404][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.081603][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.081820][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.082007][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.082208][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.082421][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.082611][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.082796][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.082980][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.083169][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.083373][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.083569][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.083790][ T405] RIP: 0033:0x7f499d245bcb [ 17.083982][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.084539][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.084795][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.085044][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.085307][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.085576][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.085827][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.093093][ T405] ------------[ cut here ]------------ | [ 17.093303][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.094118][ T405] Modules linked in: ip_gre gre | [ 17.094790][ T405] Tainted: [W]=WARN [ 17.094996][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.095280][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.095592][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.096192][ T405] RSP: 0018:ffa0000000c7fa78 EFLAGS: 00010286 [ 17.096493][ T405] RAX: 00000000ffffffa6 RBX: ff1100000c542200 RCX: 1ff400000018ff15 [ 17.096802][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5422bc [ 17.097112][ T405] RBP: ff1100000ffe9000 R08: 1fe22000018a8459 R09: ff1100000eb98b80 [ 17.097457][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.097767][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffe9000 [ 17.098077][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.098459][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.098738][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.099049][ T405] PKRU: 55555554 [ 17.099265][ T405] Call Trace: [ 17.099496][ T405] [ 17.099674][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.099918][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.100180][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.100409][ T405] register_netdevice (net/core/dev.c:11488) [ 17.100666][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.100942][ T405] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.101201][ T405] register_netdev (net/core/dev.c:11552) [ 17.101470][ T405] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 17.101715][ T405] ops_init (net/core/net_namespace.c:137) [ 17.101931][ T405] setup_net (net/core/net_namespace.c:446) [ 17.102141][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.102420][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.102667][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.102912][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.103163][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.103513][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.103763][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.104005][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.104254][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.104525][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.104767][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.105009][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.105256][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.105528][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.105773][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.106054][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.106309][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.106598][ T405] RIP: 0033:0x7f499d245bcb [ 17.106850][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.107473][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.107786][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.108093][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.108433][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.108745][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.109050][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.124289][ T405] ------------[ cut here ]------------ | [ 17.124570][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.124859][ T405] Modules linked in: ip_gre gre | [ 17.125397][ T405] Tainted: [W]=WARN [ 17.125562][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.125782][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.126009][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.126568][ T405] RSP: 0018:ffa0000000c7f918 EFLAGS: 00010286 [ 17.126791][ T405] RAX: 00000000ffffffa6 RBX: ff1100000ce251c0 RCX: 1ff400000018fee9 [ 17.127044][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce2527c [ 17.127307][ T405] RBP: ff1100000e04c000 R08: 1fe22000019c4a51 R09: ff1100000eb98b80 [ 17.127580][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.127828][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 17.128081][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.128390][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.128623][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.128877][ T405] PKRU: 55555554 [ 17.129030][ T405] Call Trace: [ 17.129185][ T405] [ 17.129307][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.129519][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.129705][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.129862][ T405] register_netdevice (net/core/dev.c:11488) [ 17.130049][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.130277][ T405] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.130487][ T405] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.130674][ T405] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.130860][ T405] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.131050][ T405] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.131253][ T405] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.131465][ T405] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.131656][ T405] ops_init (net/core/net_namespace.c:137) [ 17.131813][ T405] setup_net (net/core/net_namespace.c:446) [ 17.131969][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.132153][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.132362][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.132563][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.132774][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.132964][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.133153][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.133363][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.133558][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.133744][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.133935][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.134123][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.134316][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.134524][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.134709][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.134894][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.135081][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.135308][ T405] RIP: 0033:0x7f499d245bcb [ 17.135522][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.136077][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.136340][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.136619][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.136867][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.137116][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.137387][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.142234][ T405] ------------[ cut here ]------------ | [ 17.142433][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.142716][ T405] Modules linked in: ip_gre gre | [ 17.143242][ T405] Tainted: [W]=WARN [ 17.143407][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.143636][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.143861][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.144975][ T405] RSP: 0018:ffa0000000c7f918 EFLAGS: 00010286 [ 17.145264][ T405] RAX: 00000000ffffffa6 RBX: ff1100000c543a80 RCX: 1ff400000018fee9 [ 17.145593][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c543b3c [ 17.145901][ T405] RBP: ff1100000ee24000 R08: 1fe22000018a8769 R09: ff1100000eb98b80 [ 17.146219][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.146557][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee24000 [ 17.146864][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.147216][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.147520][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.147828][ T405] PKRU: 55555554 [ 17.148034][ T405] Call Trace: [ 17.148244][ T405] [ 17.148443][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.148684][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.148925][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.149139][ T405] register_netdevice (net/core/dev.c:11488) [ 17.149405][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.149689][ T405] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.149951][ T405] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.150207][ T405] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.150470][ T405] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.150713][ T405] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.150958][ T405] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.151214][ T405] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.151482][ T405] ops_init (net/core/net_namespace.c:137) [ 17.151693][ T405] setup_net (net/core/net_namespace.c:446) [ 17.151846][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.152060][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.152262][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.152479][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.152667][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.152855][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.153044][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.153240][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.153446][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.153633][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.153822][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.154008][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.154199][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.154399][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.154595][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.154778][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.154962][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.155182][ T405] RIP: 0033:0x7f499d245bcb [ 17.155391][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.155918][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.156172][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.156447][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.156694][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.156942][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.157195][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.162641][ T405] ------------[ cut here ]------------ | [ 17.162840][ T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/405 | [ 17.163122][ T405] Modules linked in: ip_gre gre | [ 17.163702][ T405] Tainted: [W]=WARN [ 17.163854][ T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.164072][ T405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.164307][ T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.165429][ T405] RSP: 0018:ffa0000000c7f918 EFLAGS: 00010286 [ 17.165709][ T405] RAX: 00000000ffffffa6 RBX: ff1100000b61d380 RCX: 1ff400000018fee9 [ 17.166025][ T405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61d43c [ 17.166410][ T405] RBP: ff1100000fe99000 R08: 1fe22000016c3a89 R09: ff1100000eb98b80 [ 17.166726][ T405] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 17.167032][ T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe99000 [ 17.167366][ T405] FS: 00007f499cf83840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.167739][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.168015][ T405] CR2: 00007f499d18a430 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 17.168334][ T405] PKRU: 55555554 [ 17.168562][ T405] Call Trace: [ 17.168767][ T405] [ 17.168942][ T405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.169194][ T405] ? notifier_call_chain (kernel/notifier.c:85) [ 17.169461][ T405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.169671][ T405] register_netdevice (net/core/dev.c:11488) [ 17.169912][ T405] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.170196][ T405] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.170462][ T405] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.170730][ T405] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.170976][ T405] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.171228][ T405] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.171494][ T405] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.171735][ T405] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.171921][ T405] ops_init (net/core/net_namespace.c:137) [ 17.172077][ T405] setup_net (net/core/net_namespace.c:446) [ 17.172241][ T405] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.172442][ T405] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.172629][ T405] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.172819][ T405] copy_net_ns (net/core/net_namespace.c:579) [ 17.173006][ T405] create_new_namespaces (kernel/nsproxy.c:132) [ 17.173200][ T405] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.173400][ T405] ksys_unshare (kernel/fork.c:3243) [ 17.173595][ T405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.173780][ T405] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.173964][ T405] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.174156][ T405] ? __ia32_sys_open (fs/open.c:1374) [ 17.174431][ T405] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.174620][ T405] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.174803][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.174987][ T405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.175172][ T405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.175376][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.175598][ T405] RIP: 0033:0x7f499d245bcb [ 17.175791][ T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.176320][ T405] RSP: 002b:00007ffe9e4ed968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.176594][ T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f499d245bcb [ 17.176845][ T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.177091][ T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.177362][ T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9e4efb90 [ 17.177617][ T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9e4f0877 | [ 17.215944][ T406] ------------[ cut here ]------------ | [ 17.216111][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/406 | [ 17.216359][ T406] Modules linked in: ip_gre gre | [ 17.216777][ T406] Tainted: [W]=WARN [ 17.216880][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.217046][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.217225][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.217720][ T406] RSP: 0018:ffa0000000537a80 EFLAGS: 00010286 [ 17.217890][ T406] RAX: 00000000ffffffa6 RBX: ff1100000c1d5e00 RCX: 1ff40000000a6f16 [ 17.218088][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d5ebc [ 17.218293][ T406] RBP: ff1100000589c000 R08: 1fe220000183abd9 R09: ff1100000a9eae80 [ 17.218500][ T406] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 17.218700][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000589c000 [ 17.218899][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 17.219133][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.219304][ T406] CR2: 00007fb2c2fa27d0 CR3: 000000000f80d001 CR4: 0000000000771ef0 [ 17.219516][ T406] PKRU: 55555554 [ 17.219616][ T406] Call Trace: [ 17.219714][ T406] [ 17.219783][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.219920][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.220063][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.220168][ T406] register_netdevice (net/core/dev.c:11488) [ 17.220304][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.220485][ T406] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.220619][ T406] register_netdev (net/core/dev.c:11552) [ 17.220751][ T406] loopback_net_init (drivers/net/loopback.c:218) [ 17.220885][ T406] ops_init (net/core/net_namespace.c:137) [ 17.220987][ T406] setup_net (net/core/net_namespace.c:446) [ 17.221088][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.221225][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.221362][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.221505][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.221638][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.221774][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.221913][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.222046][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.222183][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.222317][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.222520][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.222657][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.222789][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.222921][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.223054][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.223192][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.223325][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.223550][ T406] RIP: 0033:0x7fb2c305abcb [ 17.223691][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.224175][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.224423][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.224642][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.224850][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.225048][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.225251][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.229509][ T406] ------------[ cut here ]------------ | [ 17.229669][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/406 | [ 17.229902][ T406] Modules linked in: ip_gre gre | [ 17.230329][ T406] Tainted: [W]=WARN [ 17.230440][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.230606][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.230778][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.231259][ T406] RSP: 0018:ffa0000000537918 EFLAGS: 00010286 [ 17.231434][ T406] RAX: 00000000ffffffa6 RBX: ff11000012716900 RCX: 1ff40000000a6ee9 [ 17.231634][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000127169bc [ 17.231833][ T406] RBP: ff1100000f9f9000 R08: 1fe22000024e2d39 R09: ff1100000a9eae80 [ 17.232032][ T406] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 17.232236][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9f9000 [ 17.232447][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 17.232681][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.232846][ T406] CR2: 00007fb2c2fa27d0 CR3: 000000000f80d001 CR4: 0000000000771ef0 [ 17.233046][ T406] PKRU: 55555554 [ 17.233145][ T406] Call Trace: [ 17.233250][ T406] [ 17.233318][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.233461][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.233597][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.233698][ T406] register_netdevice (net/core/dev.c:11488) [ 17.233832][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.233997][ T406] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.234132][ T406] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.234271][ T406] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.234410][ T406] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.234550][ T406] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.234682][ T406] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.234817][ T406] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.234961][ T406] ops_init (net/core/net_namespace.c:137) [ 17.235064][ T406] setup_net (net/core/net_namespace.c:446) [ 17.235167][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.235300][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.235446][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.235594][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.235729][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.235864][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.235997][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.236129][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.236265][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.236403][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.236542][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.236677][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.236808][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.236938][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.237072][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.237210][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.237342][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.237521][ T406] RIP: 0033:0x7fb2c305abcb [ 17.237671][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.238143][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.238355][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.238560][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.238757][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.238954][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.239156][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.243510][ T406] ------------[ cut here ]------------ | [ 17.243651][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/406 | [ 17.243883][ T406] Modules linked in: ip_gre gre | [ 17.244295][ T406] Tainted: [W]=WARN [ 17.244402][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.244575][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.244750][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.245232][ T406] RSP: 0018:ffa00000005378f8 EFLAGS: 00010286 [ 17.245406][ T406] RAX: 00000000ffffffa6 RBX: ff1100000b7098c0 RCX: 1ff40000000a6ee5 [ 17.245613][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b70997c [ 17.245814][ T406] RBP: ff11000009829000 R08: 1fe22000016e1331 R09: ff1100000a9eae80 [ 17.246014][ T406] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 17.246219][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009829000 [ 17.246430][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 17.246665][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.246833][ T406] CR2: 00007fb2c2fa27d0 CR3: 000000000f80d001 CR4: 0000000000771ef0 [ 17.247037][ T406] PKRU: 55555554 [ 17.247136][ T406] Call Trace: [ 17.247241][ T406] [ 17.247310][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.247457][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.247591][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.247693][ T406] register_netdevice (net/core/dev.c:11488) [ 17.247832][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.248002][ T406] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.248140][ T406] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.248279][ T406] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.248445][ T406] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.248582][ T406] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.248727][ T406] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.248862][ T406] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 17.248996][ T406] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 17.249133][ T406] vti_init_net (net/ipv4/ip_vti.c:517) [ 17.249273][ T406] ops_init (net/core/net_namespace.c:137) [ 17.249383][ T406] setup_net (net/core/net_namespace.c:446) [ 17.249491][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.249625][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.249773][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.249911][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.250046][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.250187][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.250325][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.250482][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.250617][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.250750][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.250886][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.251023][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.251162][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.251296][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.251444][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.251586][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.251721][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.251886][ T406] RIP: 0033:0x7fb2c305abcb [ 17.252026][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.252523][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.252726][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.252925][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.253125][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.253330][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.253544][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.267848][ T406] ------------[ cut here ]------------ | [ 17.268014][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/406 | [ 17.268254][ T406] Modules linked in: ip_gre gre | [ 17.268690][ T406] Tainted: [W]=WARN [ 17.268794][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.268966][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.269149][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.269642][ T406] RSP: 0018:ffa0000000537a78 EFLAGS: 00010286 [ 17.269811][ T406] RAX: 00000000ffffffa6 RBX: ff11000012717e00 RCX: 1ff40000000a6f15 [ 17.270015][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012717ebc [ 17.270219][ T406] RBP: ff1100000fb41000 R08: 1fe22000024e2fd9 R09: ff1100000a9eae80 [ 17.270430][ T406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 17.270633][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb41000 [ 17.270837][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.271078][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.271255][ T406] CR2: 000055f6a15ced5c CR3: 000000000f80d003 CR4: 0000000000771ef0 [ 17.271464][ T406] PKRU: 55555554 [ 17.271565][ T406] Call Trace: [ 17.271664][ T406] [ 17.271733][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.271868][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.272010][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.272116][ T406] register_netdevice (net/core/dev.c:11488) [ 17.272264][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.272451][ T406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.272588][ T406] register_netdev (net/core/dev.c:11552) [ 17.272722][ T406] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 17.272857][ T406] ops_init (net/core/net_namespace.c:137) [ 17.272960][ T406] setup_net (net/core/net_namespace.c:446) [ 17.273062][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.273199][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.273335][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.273483][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.273618][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.273755][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.273890][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.274045][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.274186][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.274323][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.274466][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.274603][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.274738][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.274873][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.275009][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.275144][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.275284][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.275464][ T406] RIP: 0033:0x7fb2c305abcb [ 17.275606][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.276083][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.276304][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.276520][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.276718][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.276917][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.277116][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.281795][ T406] ------------[ cut here ]------------ | [ 17.281937][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/406 | [ 17.282175][ T406] Modules linked in: ip_gre gre | [ 17.282597][ T406] Tainted: [W]=WARN [ 17.282698][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.282866][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.283039][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.283529][ T406] RSP: 0018:ffa0000000537a68 EFLAGS: 00010286 [ 17.283698][ T406] RAX: 00000000ffffffa6 RBX: ff110000128a1540 RCX: 1ff40000000a6f13 [ 17.283896][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a15fc [ 17.284096][ T406] RBP: ff1100000ff84000 R08: 1fe22000025142c1 R09: ff1100000a9eae80 [ 17.284299][ T406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 17.284512][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff84000 [ 17.284717][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.284952][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.285122][ T406] CR2: 000055f6a15ced5c CR3: 000000000f80d003 CR4: 0000000000771ef0 [ 17.285327][ T406] PKRU: 55555554 [ 17.285434][ T406] Call Trace: [ 17.285534][ T406] [ 17.285604][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.285740][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.285875][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.285977][ T406] register_netdevice (net/core/dev.c:11488) [ 17.286114][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.286287][ T406] register_netdev (net/core/dev.c:11552) [ 17.286429][ T406] sit_init_net (net/ipv6/sit.c:1860) [ 17.286565][ T406] ops_init (net/core/net_namespace.c:137) [ 17.286666][ T406] setup_net (net/core/net_namespace.c:446) [ 17.286767][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.286899][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.287034][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.287171][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.287305][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.287454][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.287588][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.287719][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.287851][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.287985][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.288118][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.288258][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.288394][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.288530][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.288662][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.288794][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.288926][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.289094][ T406] RIP: 0033:0x7fb2c305abcb [ 17.289236][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.289724][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.289925][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.290121][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.290323][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.290531][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.290732][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.295570][ T406] ------------[ cut here ]------------ | [ 17.295740][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/406 | [ 17.296006][ T406] Modules linked in: ip_gre gre | [ 17.296428][ T406] Tainted: [W]=WARN [ 17.296530][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.296698][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.296891][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.297428][ T406] RSP: 0018:ffa0000000537a78 EFLAGS: 00010286 [ 17.297601][ T406] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff40000000a6f15 [ 17.297801][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 17.298015][ T406] RBP: ff1100000fbac000 R08: 1fe220000051fde1 R09: ff1100000a9eae80 [ 17.298225][ T406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 17.298452][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbac000 [ 17.298656][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.298891][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.299059][ T406] CR2: 000055f6a15ced5c CR3: 000000000f80d003 CR4: 0000000000771ef0 [ 17.299264][ T406] PKRU: 55555554 [ 17.299369][ T406] Call Trace: [ 17.299475][ T406] [ 17.299545][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.299679][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.299815][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.299919][ T406] register_netdevice (net/core/dev.c:11488) [ 17.300054][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.300225][ T406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.300365][ T406] register_netdev (net/core/dev.c:11552) [ 17.300507][ T406] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 17.300641][ T406] ops_init (net/core/net_namespace.c:137) [ 17.300745][ T406] setup_net (net/core/net_namespace.c:446) [ 17.300847][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.300982][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.301116][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.301259][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.301397][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.301539][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.301676][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.301810][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.301944][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.302078][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.302220][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.302362][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.302502][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.302638][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.302772][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.302906][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.303042][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.303213][ T406] RIP: 0033:0x7fb2c305abcb [ 17.303358][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.303859][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.304061][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.304263][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.304481][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.304682][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.304894][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.308748][ T406] ------------[ cut here ]------------ | [ 17.308907][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/406 | [ 17.309136][ T406] Modules linked in: ip_gre gre | [ 17.309555][ T406] Tainted: [W]=WARN [ 17.309657][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.309822][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.309992][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.310479][ T406] RSP: 0018:ffa0000000537918 EFLAGS: 00010286 [ 17.310646][ T406] RAX: 00000000ffffffa6 RBX: ff1100000d7e3540 RCX: 1ff40000000a6ee9 [ 17.310845][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e35fc [ 17.311043][ T406] RBP: ff11000009811000 R08: 1fe2200001afc6c1 R09: ff1100000a9eae80 [ 17.311246][ T406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 17.311456][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009811000 [ 17.311656][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.311901][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.312067][ T406] CR2: 000055f6a15ced5c CR3: 000000000f80d003 CR4: 0000000000771ef0 [ 17.312278][ T406] PKRU: 55555554 [ 17.312387][ T406] Call Trace: [ 17.312491][ T406] [ 17.312560][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.312700][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.312834][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.312935][ T406] register_netdevice (net/core/dev.c:11488) [ 17.313070][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.313242][ T406] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.313387][ T406] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.313525][ T406] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.313657][ T406] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.313791][ T406] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.313929][ T406] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.314064][ T406] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.314200][ T406] ops_init (net/core/net_namespace.c:137) [ 17.314305][ T406] setup_net (net/core/net_namespace.c:446) [ 17.314416][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.314549][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.314682][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.314817][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.314951][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.315086][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.315227][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.315365][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.315506][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.315637][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.315775][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.315909][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.316041][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.316185][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.316320][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.316463][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.316596][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.316783][ T406] RIP: 0033:0x7fb2c305abcb [ 17.316927][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.317408][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.317616][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.317813][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.318012][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.318219][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.318428][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.322687][ T406] ------------[ cut here ]------------ | [ 17.322854][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/406 | [ 17.323083][ T406] Modules linked in: ip_gre gre | [ 17.323506][ T406] Tainted: [W]=WARN [ 17.323608][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.323775][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.323947][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.324437][ T406] RSP: 0018:ffa0000000537918 EFLAGS: 00010286 [ 17.324605][ T406] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff40000000a6ee9 [ 17.324803][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 17.325000][ T406] RBP: ff1100000ed99000 R08: 1fe22000018d3459 R09: ff1100000a9eae80 [ 17.325203][ T406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 17.325407][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed99000 [ 17.325611][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.325842][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.326009][ T406] CR2: 000055f6a15ced5c CR3: 000000000f80d003 CR4: 0000000000771ef0 [ 17.326216][ T406] PKRU: 55555554 [ 17.326314][ T406] Call Trace: [ 17.326424][ T406] [ 17.326495][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.326628][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.326761][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.326864][ T406] register_netdevice (net/core/dev.c:11488) [ 17.326999][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.327170][ T406] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.327304][ T406] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.327448][ T406] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.327582][ T406] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.327716][ T406] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.327850][ T406] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.327985][ T406] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.328120][ T406] ops_init (net/core/net_namespace.c:137) [ 17.328228][ T406] setup_net (net/core/net_namespace.c:446) [ 17.328330][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.328496][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.328634][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.328770][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.328906][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.329043][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.329182][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.329317][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.329461][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.329594][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.329734][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.329876][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.330010][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.330144][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.330282][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.330430][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.330563][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.330729][ T406] RIP: 0033:0x7fb2c305abcb [ 17.330963][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.331459][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.331750][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.331947][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.332241][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.332453][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.332652][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.338020][ T406] ------------[ cut here ]------------ | [ 17.338168][ T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/406 | [ 17.338494][ T406] Modules linked in: ip_gre gre | [ 17.338988][ T406] Tainted: [W]=WARN [ 17.339089][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.339260][ T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.339441][ T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.340004][ T406] RSP: 0018:ffa0000000537918 EFLAGS: 00010286 [ 17.340262][ T406] RAX: 00000000ffffffa6 RBX: ff1100000bd26ac0 RCX: 1ff40000000a6ee9 [ 17.340475][ T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26b7c [ 17.340671][ T406] RBP: ff11000004f0c000 R08: 1fe22000017a4d71 R09: ff1100000a9eae80 [ 17.340958][ T406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 17.341161][ T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f0c000 [ 17.341365][ T406] FS: 00007fb2c2d98840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.341601][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.341767][ T406] CR2: 000055f6a15ced5c CR3: 000000000f80d003 CR4: 0000000000771ef0 [ 17.342057][ T406] PKRU: 55555554 [ 17.342160][ T406] Call Trace: [ 17.342259][ T406] [ 17.342328][ T406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.342471][ T406] ? notifier_call_chain (kernel/notifier.c:85) [ 17.342691][ T406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.342791][ T406] register_netdevice (net/core/dev.c:11488) [ 17.342926][ T406] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 17.343091][ T406] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.343315][ T406] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 17.343459][ T406] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 17.343591][ T406] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 17.343723][ T406] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 17.343941][ T406] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 17.344075][ T406] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 17.344219][ T406] ops_init (net/core/net_namespace.c:137) [ 17.344321][ T406] setup_net (net/core/net_namespace.c:446) [ 17.344517][ T406] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 17.344650][ T406] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 17.344784][ T406] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 17.344925][ T406] copy_net_ns (net/core/net_namespace.c:579) [ 17.345058][ T406] create_new_namespaces (kernel/nsproxy.c:132) [ 17.345289][ T406] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 17.345429][ T406] ksys_unshare (kernel/fork.c:3243) [ 17.345561][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.345692][ T406] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 17.345911][ T406] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 17.346043][ T406] ? __ia32_sys_open (fs/open.c:1374) [ 17.346182][ T406] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 17.346316][ T406] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 17.346545][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.346677][ T406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.346809][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.346940][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.347194][ T406] RIP: 0033:0x7fb2c305abcb [ 17.347331][ T406] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 17.347933][ T406] RSP: 002b:00007fffe7539b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 17.348134][ T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c305abcb [ 17.348434][ T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 17.348655][ T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 17.348850][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe753bd90 [ 17.349135][ T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe753c877 | [ 17.396682][ T407] ------------[ cut here ]------------ | [ 17.396860][ T407] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/407 | [ 17.397098][ T407] Modules linked in: ip_gre gre | [ 17.397540][ T407] Tainted: [W]=WARN [ 17.397671][ T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.397853][ T407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.398035][ T407] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.398550][ T407] RSP: 0018:ffa0000000536e30 EFLAGS: 00010286 [ 17.398722][ T407] RAX: 00000000ffffffa6 RBX: ff1100000c69ba80 RCX: 1ff40000000a6d8c [ 17.398928][ T407] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bb3c [ 17.399131][ T407] RBP: ff11000004e34000 R08: 1fe22000018d3769 R09: ff1100000a9ed180 [ 17.399373][ T407] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 17.399608][ T407] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c717c08 [ 17.399813][ T407] FS: 00007fe54635d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 17.400049][ T407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.400234][ T407] CR2: 000000000042ebe0 CR3: 000000000b5f0001 CR4: 0000000000771ef0 [ 17.400475][ T407] PKRU: 55555554 [ 17.400581][ T407] Call Trace: [ 17.400686][ T407] [ 17.400757][ T407] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.400894][ T407] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.400998][ T407] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 17.401177][ T407] __dev_notify_flags (net/core/dev.c:9787) [ 17.401316][ T407] ? netif_change_name (net/core/dev.c:1495) [ 17.401466][ T407] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 17.401606][ T407] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 17.401775][ T407] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 17.401910][ T407] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 17.402046][ T407] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 17.402190][ T407] veth_newlink (drivers/net/veth.c:1871) [ 17.402329][ T407] ? veth_poll_controller (drivers/net/veth.c:1470) [ 17.402479][ T407] ? kasan_save_stack (mm/kasan/common.c:57) [ 17.402614][ T407] ? kasan_save_track (mm/kasan/common.c:78) [ 17.402750][ T407] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 17.402903][ T407] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 17.403039][ T407] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 17.403197][ T407] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 17.403335][ T407] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.403532][ T407] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 17.403671][ T407] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 17.403810][ T407] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 17.403962][ T407] ? __dev_get_by_name (net/core/dev.c:883) [ 17.404099][ T407] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 17.404250][ T407] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 17.404400][ T407] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.404547][ T407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.404683][ T407] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.404825][ T407] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.404962][ T407] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.405100][ T407] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.405247][ T407] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.405392][ T407] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.405535][ T407] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.405671][ T407] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.405806][ T407] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.405942][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.406082][ T407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.406227][ T407] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.406382][ T407] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.406526][ T407] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.406663][ T407] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.406802][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.406939][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.407078][ T407] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.407225][ T407] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.407368][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.407527][ T407] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.407675][ T407] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.407813][ T407] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.407951][ T407] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.408090][ T407] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.408231][ T407] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.408407][ T407] ? move_addr_to_kernel (net/socket.c:258) [ 17.408554][ T407] ___sys_sendmsg (net/socket.c:2752) [ 17.408703][ T407] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.408844][ T407] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.409020][ T407] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 17.409163][ T407] __sys_sendmsg (net/socket.c:2784) [ 17.409301][ T407] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.409454][ T407] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 17.409593][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.409731][ T407] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.409868][ T407] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.410004][ T407] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.410140][ T407] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.410316][ T407] RIP: 0033:0x7fe54659708e [ 17.410470][ T407] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.410972][ T407] RSP: 002b:00007ffe0e4d3490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.411182][ T407] RAX: ffffffffffffffda RBX: 00007ffe0e4d3c40 RCX: 00007fe54659708e [ 17.411394][ T407] RDX: 0000000000000000 RSI: 00007ffe0e4d3540 RDI: 0000000000000005 [ 17.411628][ T407] RBP: 00007ffe0e4d34a0 R08: 0000000000000000 R09: 0000000000000000 [ 17.411832][ T407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc3 [ 17.412038][ T407] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0e4d3c00 | [ 17.419933][ T407] ------------[ cut here ]------------ | [ 17.420100][ T407] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/407 | [ 17.420363][ T407] Modules linked in: ip_gre gre | [ 17.420812][ T407] Tainted: [W]=WARN [ 17.420917][ T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.421091][ T407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.421270][ T407] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.421788][ T407] RSP: 0018:ffa00000005371b0 EFLAGS: 00010286 [ 17.421964][ T407] RAX: 00000000ffffffa6 RBX: ff1100000e24bc40 RCX: 1ff40000000a6dfc [ 17.422174][ T407] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24bcfc [ 17.422383][ T407] RBP: ff11000004e31000 R08: 1fe2200001c497a1 R09: ff1100000a9ed180 [ 17.422589][ T407] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 17.422817][ T407] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 17.423030][ T407] FS: 00007fe54635d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 17.423272][ T407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.423454][ T407] CR2: 000000000042ebe0 CR3: 000000000b5f0001 CR4: 0000000000771ef0 [ 17.423659][ T407] PKRU: 55555554 [ 17.423763][ T407] Call Trace: [ 17.423864][ T407] [ 17.423935][ T407] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.424075][ T407] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.424186][ T407] __dev_notify_flags (net/core/dev.c:9787) [ 17.424325][ T407] ? netif_change_name (net/core/dev.c:1495) [ 17.424486][ T407] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 17.424626][ T407] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 17.424766][ T407] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 17.424905][ T407] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 17.425044][ T407] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 17.425185][ T407] ? __dev_get_by_name (net/core/dev.c:883) [ 17.425324][ T407] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 17.425475][ T407] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 17.425642][ T407] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.425784][ T407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.425922][ T407] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.426057][ T407] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.426198][ T407] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.426335][ T407] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.426488][ T407] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.426656][ T407] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.426802][ T407] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.426939][ T407] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.427077][ T407] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.427223][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.427366][ T407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.427512][ T407] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.427650][ T407] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.427791][ T407] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.427929][ T407] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.428070][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.428215][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.428364][ T407] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.428510][ T407] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.428664][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.428829][ T407] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.428969][ T407] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.429109][ T407] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.429256][ T407] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.429399][ T407] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.429545][ T407] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.429716][ T407] ? move_addr_to_kernel (net/socket.c:258) [ 17.429858][ T407] ___sys_sendmsg (net/socket.c:2752) [ 17.429997][ T407] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.430139][ T407] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.430324][ T407] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 17.430476][ T407] __sys_sendmsg (net/socket.c:2784) [ 17.430615][ T407] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.430757][ T407] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 17.430894][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.431033][ T407] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.431177][ T407] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.431316][ T407] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.431480][ T407] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.431650][ T407] RIP: 0033:0x7fe54659708e [ 17.431794][ T407] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.432294][ T407] RSP: 002b:00007ffe0e4d3490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.432520][ T407] RAX: ffffffffffffffda RBX: 00007ffe0e4d3c40 RCX: 00007fe54659708e [ 17.432743][ T407] RDX: 0000000000000000 RSI: 00007ffe0e4d3540 RDI: 0000000000000005 [ 17.432950][ T407] RBP: 00007ffe0e4d34a0 R08: 0000000000000000 R09: 0000000000000000 [ 17.434599][ T407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc3 [ 17.434840][ T407] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0e4d3c00 | [ 17.466017][ T408] ------------[ cut here ]------------ | [ 17.466243][ T408] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/408 | [ 17.466557][ T408] Modules linked in: ip_gre gre | [ 17.467094][ T408] Tainted: [W]=WARN [ 17.467258][ T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.467506][ T408] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.467738][ T408] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.468272][ T408] RSP: 0018:ffa0000000c8f020 EFLAGS: 00010286 [ 17.468530][ T408] RAX: 00000000ffffffa6 RBX: ff1100000b61da80 RCX: 1ff4000000191dca [ 17.468790][ T408] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61db3c [ 17.469073][ T408] RBP: ff11000004e31000 R08: 1fe22000016c3b69 R09: ff11000005a7d158 [ 17.469336][ T408] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 17.469641][ T408] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 17.469895][ T408] FS: 00007ff954d01840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.470222][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.470483][ T408] CR2: 00007ff954fd11a0 CR3: 000000000a19c002 CR4: 0000000000771ef0 [ 17.470743][ T408] PKRU: 55555554 [ 17.470898][ T408] Call Trace: [ 17.471051][ T408] [ 17.471177][ T408] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.471392][ T408] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.471558][ T408] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 17.471747][ T408] __dev_notify_flags (net/core/dev.c:9787) [ 17.471940][ T408] ? netif_change_name (net/core/dev.c:1495) [ 17.472132][ T408] ? __dev_change_flags (net/core/dev.c:9752) [ 17.472342][ T408] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 17.472556][ T408] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.472745][ T408] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 17.472935][ T408] netif_change_flags (net/core/dev.c:9820) [ 17.473123][ T408] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 17.473343][ T408] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 17.473738][ T408] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 17.474002][ T408] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 17.474309][ T408] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.474580][ T408] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.474787][ T408] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 17.474971][ T408] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.475164][ T408] ? __kernel_text_address (kernel/extable.c:79) [ 17.475372][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.475589][ T408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.475776][ T408] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.475963][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.476151][ T408] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 17.476347][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.476552][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.476743][ T408] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 17.476929][ T408] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 17.477143][ T408] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 17.477342][ T408] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.477555][ T408] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 17.477744][ T408] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 17.477933][ T408] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.478121][ T408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.478319][ T408] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.478532][ T408] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.478717][ T408] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.478927][ T408] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.479118][ T408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.479312][ T408] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.479521][ T408] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.479710][ T408] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.479900][ T408] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.480086][ T408] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.480283][ T408] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.480495][ T408] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.480681][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.480868][ T408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.481065][ T408] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.481274][ T408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.481477][ T408] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.481665][ T408] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.481854][ T408] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.482042][ T408] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.482242][ T408] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.482454][ T408] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.482646][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.482834][ T408] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.483024][ T408] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.483222][ T408] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.483435][ T408] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.483625][ T408] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.483836][ T408] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.484056][ T408] ? move_addr_to_kernel (net/socket.c:258) [ 17.484261][ T408] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.484474][ T408] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.484678][ T408] ___sys_sendmsg (net/socket.c:2752) [ 17.484892][ T408] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 17.485111][ T408] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.485322][ T408] __sys_sendmsg (net/socket.c:2784) [ 17.485627][ T408] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.485816][ T408] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 17.486039][ T408] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 17.486258][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.486471][ T408] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.486658][ T408] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.486843][ T408] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.487044][ T408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.487277][ T408] RIP: 0033:0x7ff954f3b08e [ 17.487504][ T408] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.488027][ T408] RSP: 002b:00007fff26d85d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.488315][ T408] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff954f3b08e [ 17.488594][ T408] RDX: 0000000000000000 RSI: 00007fff26d85df0 RDI: 0000000000000005 [ 17.488846][ T408] RBP: 00007fff26d85d50 R08: 0000000000000000 R09: 0000000000000000 [ 17.489097][ T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc3 [ 17.489373][ T408] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff26d864c0 | [ 17.516720][ T409] ------------[ cut here ]------------ | [ 17.516891][ T409] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/409 | [ 17.517125][ T409] Modules linked in: ip_gre gre | [ 17.517581][ T409] Tainted: [W]=WARN [ 17.517682][ T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.517849][ T409] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.518021][ T409] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.518517][ T409] RSP: 0018:ffa0000000c9f020 EFLAGS: 00010286 [ 17.518685][ T409] RAX: 00000000ffffffa6 RBX: ff1100000bd26200 RCX: 1ff4000000193dca [ 17.518890][ T409] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd262bc [ 17.519093][ T409] RBP: ff11000004e34000 R08: 1fe22000017a4c59 R09: ff1100000fcb8b58 [ 17.519295][ T409] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 17.519564][ T409] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 17.519789][ T409] FS: 00007f2c5d052840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.520033][ T409] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.520203][ T409] CR2: 00007f2c5d3221a0 CR3: 000000001278e005 CR4: 0000000000771ef0 [ 17.520409][ T409] PKRU: 55555554 [ 17.520516][ T409] Call Trace: [ 17.520615][ T409] [ 17.520684][ T409] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.520818][ T409] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.520934][ T409] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 17.521066][ T409] __dev_notify_flags (net/core/dev.c:9787) [ 17.521218][ T409] ? netif_change_name (net/core/dev.c:1495) [ 17.521359][ T409] ? __dev_change_flags (net/core/dev.c:9752) [ 17.521558][ T409] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 17.521692][ T409] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.521827][ T409] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 17.521964][ T409] netif_change_flags (net/core/dev.c:9820) [ 17.522117][ T409] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 17.522269][ T409] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 17.522410][ T409] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 17.522550][ T409] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 17.522714][ T409] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.522847][ T409] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.522989][ T409] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 17.523123][ T409] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.523260][ T409] ? __kernel_text_address (kernel/extable.c:79) [ 17.523430][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.523568][ T409] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.523699][ T409] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.523832][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.523964][ T409] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 17.524094][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.524234][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.524373][ T409] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 17.524512][ T409] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 17.524645][ T409] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 17.524778][ T409] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.524912][ T409] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 17.525047][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 17.525189][ T409] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.525327][ T409] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.525467][ T409] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.525600][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.525731][ T409] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.525894][ T409] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.526031][ T409] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.526177][ T409] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.526310][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.526458][ T409] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.526592][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.526728][ T409] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.526862][ T409] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.526995][ T409] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.527126][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.527275][ T409] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.527419][ T409] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.527554][ T409] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.527686][ T409] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.527833][ T409] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.527969][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.528101][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.528267][ T409] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.528407][ T409] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.528548][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.528681][ T409] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.528814][ T409] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.528974][ T409] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.529108][ T409] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.529244][ T409] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.529382][ T409] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.529555][ T409] ? move_addr_to_kernel (net/socket.c:258) [ 17.529689][ T409] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.529820][ T409] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.529955][ T409] ___sys_sendmsg (net/socket.c:2752) [ 17.530087][ T409] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 17.530259][ T409] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.530408][ T409] __sys_sendmsg (net/socket.c:2784) [ 17.530691][ T409] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.530824][ T409] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 17.530991][ T409] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 17.531125][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.531277][ T409] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.531423][ T409] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.531557][ T409] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.531688][ T409] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.531854][ T409] RIP: 0033:0x7f2c5d28c08e [ 17.531993][ T409] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.532476][ T409] RSP: 002b:00007ffe5ce639a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.532677][ T409] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2c5d28c08e [ 17.532895][ T409] RDX: 0000000000000000 RSI: 00007ffe5ce63a50 RDI: 0000000000000005 [ 17.533090][ T409] RBP: 00007ffe5ce639b0 R08: 0000000000000000 R09: 0000000000000000 [ 17.533292][ T409] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc3 [ 17.533497][ T409] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5ce64120 | [ 17.544776][ T39] ------------[ cut here ]------------ | [ 17.544931][ T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39 | [ 17.545211][ T39] Modules linked in: ip_gre gre | [ 17.545632][ T39] Tainted: [W]=WARN [ 17.545725][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.545888][ T39] Workqueue: events_unbound linkwatch_event [ 17.546045][ T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.546218][ T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.546666][ T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286 [ 17.546825][ T39] RAX: 00000000ffffffa6 RBX: ff1100000c6a3a80 RCX: 1ff4000000057f02 [ 17.547009][ T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3b3c [ 17.547193][ T39] RBP: ff11000004e31000 R08: 1fe22000018d4769 R09: ff11000001da51a8 [ 17.547529][ T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 17.547713][ T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 17.547896][ T39] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.548110][ T39] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.548269][ T39] CR2: 00007f2c5d3221a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 17.548493][ T39] PKRU: 55555554 [ 17.548587][ T39] Call Trace: [ 17.548680][ T39] [ 17.548744][ T39] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.548867][ T39] ? notifier_call_chain (kernel/notifier.c:85) [ 17.548993][ T39] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.549085][ T39] netif_state_change (net/core/dev.c:1605) [ 17.549214][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.549375][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 17.549502][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 17.549625][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.549748][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 17.549868][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 17.549992][ T39] process_one_work (kernel/workqueue.c:3314) [ 17.550120][ T39] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 17.550251][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.550383][ T39] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 17.550518][ T39] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 17.550641][ T39] kthread (kernel/kthread.c:436) [ 17.550733][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.550884][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 17.551009][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.551135][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 17.551298][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.551442][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 17.551569][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.614292][ T411] ------------[ cut here ]------------ | [ 17.614488][ T411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/411 | [ 17.614719][ T411] Modules linked in: ip_gre gre | [ 17.615156][ T411] Tainted: [W]=WARN [ 17.615256][ T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.615467][ T411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.615637][ T411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.616141][ T411] RSP: 0018:ffa0000000c9f150 EFLAGS: 00010286 [ 17.616313][ T411] RAX: 00000000ffffffa6 RBX: ff1100000b708580 RCX: 1ff4000000193df0 [ 17.616522][ T411] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b70863c [ 17.616717][ T411] RBP: ff11000004e34000 R08: 1fe22000016e10c9 R09: ff1100000fe88b58 [ 17.616911][ T411] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 17.617105][ T411] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b3c2340 [ 17.617328][ T411] FS: 00007f44e52c8840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 17.617672][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.617839][ T411] CR2: 00000000004ebb28 CR3: 000000000e9aa003 CR4: 0000000000771ef0 [ 17.618038][ T411] PKRU: 55555554 [ 17.618139][ T411] Call Trace: [ 17.618265][ T411] [ 17.618418][ T411] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.618555][ T411] ? notifier_call_chain (kernel/notifier.c:85) [ 17.618695][ T411] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.618795][ T411] netif_state_change (net/core/dev.c:1605) [ 17.618927][ T411] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.619092][ T411] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 17.619260][ T411] linkwatch_sync_dev (net/core/link_watch.c:295) [ 17.619483][ T411] rtnl_getlink (net/core/rtnetlink.c:4273) [ 17.619628][ T411] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.619826][ T411] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.619962][ T411] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 17.620090][ T411] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.620223][ T411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.620434][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.620584][ T411] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.620714][ T411] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.620870][ T411] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.620999][ T411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.621156][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.621294][ T411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.621658][ T411] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 17.621791][ T411] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.621922][ T411] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.622051][ T411] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.622183][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.622317][ T411] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.622531][ T411] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.622662][ T411] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.622792][ T411] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.622923][ T411] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.623056][ T411] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.623194][ T411] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.623723][ T411] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.623857][ T411] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.623990][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.624122][ T411] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.624259][ T411] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.624436][ T411] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.624572][ T411] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.624701][ T411] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.624831][ T411] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.624992][ T411] ? move_addr_to_kernel (net/socket.c:258) [ 17.625243][ T411] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.625383][ T411] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 17.625572][ T411] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.625703][ T411] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 17.625895][ T411] ___sys_sendmsg (net/socket.c:2752) [ 17.626031][ T411] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.626166][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.626305][ T411] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 17.626446][ T411] ? do_getsockname (net/socket.c:2192) [ 17.626581][ T411] __sys_sendmsg (net/socket.c:2784) [ 17.626711][ T411] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.626845][ T411] ? __sys_getsockname (net/socket.c:2210) [ 17.626976][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.627124][ T411] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.627257][ T411] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.627404][ T411] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.627541][ T411] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.627724][ T411] RIP: 0033:0x7f44e550208e [ 17.627861][ T411] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.628372][ T411] RSP: 002b:00007ffd8b6602a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.628586][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f44e550208e [ 17.628800][ T411] RDX: 0000000000000000 RSI: 00007ffd8b660350 RDI: 0000000000000006 [ 17.628993][ T411] RBP: 00007ffd8b6602b0 R08: 0000000000000000 R09: 0000000000000000 [ 17.629202][ T411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc3 [ 17.629400][ T411] R13: 00007ffd8b660400 R14: 000000000000000d R15: 00007ffd8b66287a | [ 17.724471][ T414] ------------[ cut here ]------------ | [ 17.724739][ T414] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/414 | [ 17.725052][ T414] Modules linked in: ip_gre gre | [ 17.725673][ T414] Tainted: [W]=WARN [ 17.725859][ T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.726089][ T414] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.726366][ T414] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.726966][ T414] RSP: 0018:ffa0000000cbef10 EFLAGS: 00010286 [ 17.727239][ T414] RAX: 00000000ffffffa6 RBX: ff1100000e24ac80 RCX: 1ff4000000197da8 [ 17.727525][ T414] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24ad3c [ 17.727914][ T414] RBP: ff11000012984000 R08: 1fe2200001c495a9 R09: ff1100000abf2e80 [ 17.728182][ T414] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 17.728477][ T414] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 17.728780][ T414] FS: 00007f68e179a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.729079][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.729317][ T414] CR2: 000000000042f320 CR3: 0000000004b9c006 CR4: 0000000000771ef0 [ 17.729606][ T414] PKRU: 55555554 [ 17.729781][ T414] Call Trace: [ 17.729938][ T414] [ 17.730062][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.730267][ T414] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 17.730480][ T414] notifier_call_chain (kernel/notifier.c:85) [ 17.730699][ T414] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 17.730900][ T414] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 17.731124][ T414] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 17.731381][ T414] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 17.731622][ T414] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 17.731835][ T414] netif_set_mtu (net/core/dev.c:9910) [ 17.732056][ T414] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 17.732262][ T414] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 17.732567][ T414] dev_set_mtu (net/core/dev_api.c:249) [ 17.732814][ T414] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 17.733066][ T414] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 17.733469][ T414] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 17.733809][ T414] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 17.734058][ T414] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 17.734319][ T414] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 17.734545][ T414] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 17.734754][ T414] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 17.734947][ T414] ? __dev_get_by_name (net/core/dev.c:883) [ 17.735141][ T414] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 17.735370][ T414] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 17.735580][ T414] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.735776][ T414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.735985][ T414] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.736187][ T414] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.736399][ T414] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.736609][ T414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.736809][ T414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.737011][ T414] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.737217][ T414] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.737460][ T414] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.737666][ T414] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.737859][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.738057][ T414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.738263][ T414] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.738481][ T414] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.738678][ T414] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.738874][ T414] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.739072][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.739289][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.739513][ T414] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.739723][ T414] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.739917][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.740118][ T414] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.740324][ T414] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.740568][ T414] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.740779][ T414] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.740976][ T414] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.741173][ T414] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.741426][ T414] ? move_addr_to_kernel (net/socket.c:258) [ 17.741656][ T414] ___sys_sendmsg (net/socket.c:2752) [ 17.741851][ T414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.742049][ T414] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.742264][ T414] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 17.742483][ T414] __sys_sendmsg (net/socket.c:2784) [ 17.742682][ T414] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.742883][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.743111][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.743317][ T414] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.743552][ T414] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.743751][ T414] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.743979][ T414] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.744218][ T414] RIP: 0033:0x7f68e19d408e [ 17.744462][ T414] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.745028][ T414] RSP: 002b:00007ffc547f77e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.745332][ T414] RAX: ffffffffffffffda RBX: 00007ffc547f7f90 RCX: 00007f68e19d408e [ 17.745631][ T414] RDX: 0000000000000000 RSI: 00007ffc547f7890 RDI: 0000000000000005 [ 17.745907][ T414] RBP: 00007ffc547f77f0 R08: 0000000000000000 R09: 0000000000000000 [ 17.746175][ T414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc3 [ 17.746496][ T414] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc547f7f60 | [ 17.748688][ T414] ------------[ cut here ]------------ | [ 17.748855][ T414] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/414 | [ 17.749093][ T414] Modules linked in: ip_gre gre | [ 17.749533][ T414] Tainted: [W]=WARN [ 17.749636][ T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.749813][ T414] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.749990][ T414] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.750596][ T414] RSP: 0018:ffa0000000cbf1b0 EFLAGS: 00010286 [ 17.750767][ T414] RAX: 00000000ffffffa6 RBX: ff1100000fbbeac0 RCX: 1ff4000000197dfc [ 17.750970][ T414] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeb7c [ 17.751179][ T414] RBP: ff11000012984000 R08: 1fe2200001f77d71 R09: ff1100000abf2e80 [ 17.751392][ T414] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 17.751598][ T414] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 17.751801][ T414] FS: 00007f68e179a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 17.752039][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.752241][ T414] CR2: 000055f6a15ced5c CR3: 0000000004b9c004 CR4: 0000000000771ef0 [ 17.752480][ T414] PKRU: 55555554 [ 17.752583][ T414] Call Trace: [ 17.752697][ T414] [ 17.752768][ T414] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.752907][ T414] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.753013][ T414] __dev_notify_flags (net/core/dev.c:9787) [ 17.753155][ T414] ? netif_change_name (net/core/dev.c:1495) [ 17.753294][ T414] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 17.753495][ T414] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 17.753656][ T414] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 17.753794][ T414] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 17.753930][ T414] ? __dev_get_by_name (net/core/dev.c:883) [ 17.754065][ T414] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 17.754211][ T414] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 17.754366][ T414] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.754534][ T414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.754682][ T414] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.754819][ T414] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.754972][ T414] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.755118][ T414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.755263][ T414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.755428][ T414] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.755571][ T414] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.755706][ T414] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.755865][ T414] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.756001][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.756138][ T414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.756289][ T414] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.756438][ T414] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.756577][ T414] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.756715][ T414] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.756871][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.757009][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.757152][ T414] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.757292][ T414] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.757447][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.757585][ T414] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.757897][ T414] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.758035][ T414] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.758177][ T414] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.758313][ T414] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.758463][ T414] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.758648][ T414] ? move_addr_to_kernel (net/socket.c:258) [ 17.758789][ T414] ___sys_sendmsg (net/socket.c:2752) [ 17.758924][ T414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.759062][ T414] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.759214][ T414] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 17.759359][ T414] __sys_sendmsg (net/socket.c:2784) [ 17.759500][ T414] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.759642][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.759804][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.759943][ T414] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.760082][ T414] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.760224][ T414] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.760364][ T414] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.760539][ T414] RIP: 0033:0x7f68e19d408e [ 17.760708][ T414] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.761204][ T414] RSP: 002b:00007ffc547f77e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.761422][ T414] RAX: ffffffffffffffda RBX: 00007ffc547f7f90 RCX: 00007f68e19d408e [ 17.761651][ T414] RDX: 0000000000000000 RSI: 00007ffc547f7890 RDI: 0000000000000005 [ 17.761856][ T414] RBP: 00007ffc547f77f0 R08: 0000000000000000 R09: 0000000000000000 [ 17.762061][ T414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc3 [ 17.762279][ T414] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc547f7f60 | [ 17.803474][ T415] ------------[ cut here ]------------ | [ 17.803659][ T415] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/415 | [ 17.803915][ T415] Modules linked in: ip_gre gre | [ 17.804360][ T415] Tainted: [W]=WARN [ 17.804749][ T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.804930][ T415] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.805116][ T415] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.805636][ T415] RSP: 0018:ffa0000000ccef10 EFLAGS: 00010286 [ 17.805816][ T415] RAX: 00000000ffffffa6 RBX: ff1100000bde1e00 RCX: 1ff4000000199da8 [ 17.806028][ T415] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde1ebc [ 17.806246][ T415] RBP: ff110000091f1000 R08: 1fe22000017bc3d9 R09: ff1100000abf0b80 [ 17.806471][ T415] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 17.806683][ T415] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 17.806896][ T415] FS: 00007f7011801840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.807170][ T415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.807356][ T415] CR2: 00007f70119fa460 CR3: 000000001278e005 CR4: 0000000000771ef0 [ 17.807587][ T415] PKRU: 55555554 [ 17.807693][ T415] Call Trace: [ 17.807800][ T415] [ 17.807874][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.808017][ T415] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 17.808164][ T415] notifier_call_chain (kernel/notifier.c:85) [ 17.808308][ T415] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 17.808477][ T415] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 17.808618][ T415] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 17.808798][ T415] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 17.808977][ T415] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 17.809123][ T415] netif_set_mtu (net/core/dev.c:9910) [ 17.809269][ T415] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 17.809421][ T415] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 17.809572][ T415] dev_set_mtu (net/core/dev_api.c:249) [ 17.809681][ T415] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 17.809824][ T415] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 17.809966][ T415] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 17.810142][ T415] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 17.810291][ T415] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 17.810580][ T415] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 17.810726][ T415] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 17.810881][ T415] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 17.811022][ T415] ? __dev_get_by_name (net/core/dev.c:883) [ 17.811165][ T415] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 17.811313][ T415] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 17.811485][ T415] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.811630][ T415] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.811773][ T415] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.811939][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.812083][ T415] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.812228][ T415] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.812381][ T415] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.812539][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.812680][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.812823][ T415] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.812965][ T415] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.813110][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.813262][ T415] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.813436][ T415] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.813589][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.813732][ T415] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.813877][ T415] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.814022][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.814166][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.814311][ T415] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.814467][ T415] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.814611][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.814756][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.814900][ T415] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.815045][ T415] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.815194][ T415] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.815337][ T415] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.815490][ T415] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.815667][ T415] ? move_addr_to_kernel (net/socket.c:258) [ 17.815846][ T415] ___sys_sendmsg (net/socket.c:2752) [ 17.815989][ T415] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.816137][ T415] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.816298][ T415] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 17.816455][ T415] __sys_sendmsg (net/socket.c:2784) [ 17.816599][ T415] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.816746][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.816889][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.817033][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.817179][ T415] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.817322][ T415] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.817499][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.817677][ T415] RIP: 0033:0x7f7011a3b08e [ 17.817830][ T415] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.818350][ T415] RSP: 002b:00007fff3b99d690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.818571][ T415] RAX: ffffffffffffffda RBX: 00007fff3b99de40 RCX: 00007f7011a3b08e [ 17.818785][ T415] RDX: 0000000000000000 RSI: 00007fff3b99d740 RDI: 0000000000000005 [ 17.818997][ T415] RBP: 00007fff3b99d6a0 R08: 0000000000000000 R09: 0000000000000000 [ 17.819230][ T415] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc4 [ 17.819459][ T415] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3b99de10 | [ 17.825332][ T415] ------------[ cut here ]------------ | [ 17.825477][ T415] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/415 | [ 17.825713][ T415] Modules linked in: ip_gre gre | [ 17.826131][ T415] Tainted: [W]=WARN [ 17.826237][ T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.826432][ T415] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.826615][ T415] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.827098][ T415] RSP: 0018:ffa0000000ccf1b0 EFLAGS: 00010286 [ 17.827287][ T415] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff4000000199dfc [ 17.827499][ T415] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 17.827702][ T415] RBP: ff110000091f1000 R08: 1fe2200002514059 R09: ff1100000abf0b80 [ 17.827936][ T415] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 17.828178][ T415] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 17.828388][ T415] FS: 00007f7011801840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 17.828629][ T415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.828797][ T415] CR2: 00007f70119fa460 CR3: 000000001278e005 CR4: 0000000000771ef0 [ 17.829003][ T415] PKRU: 55555554 [ 17.829117][ T415] Call Trace: [ 17.829229][ T415] [ 17.829299][ T415] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.829450][ T415] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.829553][ T415] __dev_notify_flags (net/core/dev.c:9787) [ 17.829690][ T415] ? netif_change_name (net/core/dev.c:1495) [ 17.829832][ T415] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 17.830007][ T415] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 17.830145][ T415] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 17.830290][ T415] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 17.830438][ T415] ? __dev_get_by_name (net/core/dev.c:883) [ 17.830575][ T415] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 17.830717][ T415] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 17.830857][ T415] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.830994][ T415] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.831129][ T415] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.831269][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.831409][ T415] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.831549][ T415] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.831704][ T415] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.831841][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.831976][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.832122][ T415] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.832262][ T415] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.832401][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.832547][ T415] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.832681][ T415] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.832821][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.832956][ T415] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.833117][ T415] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.833264][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.833406][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.833549][ T415] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.833686][ T415] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.833822][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.833958][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.834121][ T415] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.834268][ T415] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.834609][ T415] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.834759][ T415] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.834896][ T415] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.835065][ T415] ? move_addr_to_kernel (net/socket.c:258) [ 17.835208][ T415] ___sys_sendmsg (net/socket.c:2752) [ 17.835343][ T415] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.835495][ T415] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.835640][ T415] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 17.835777][ T415] __sys_sendmsg (net/socket.c:2784) [ 17.835913][ T415] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.836075][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.836219][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.836360][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.836512][ T415] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.836890][ T415] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.837025][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.837195][ T415] RIP: 0033:0x7f7011a3b08e [ 17.837334][ T415] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.837834][ T415] RSP: 002b:00007fff3b99d690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.838036][ T415] RAX: ffffffffffffffda RBX: 00007fff3b99de40 RCX: 00007f7011a3b08e [ 17.838242][ T415] RDX: 0000000000000000 RSI: 00007fff3b99d740 RDI: 0000000000000005 [ 17.838483][ T415] RBP: 00007fff3b99d6a0 R08: 0000000000000000 R09: 0000000000000000 [ 17.838696][ T415] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc4 [ 17.839202][ T415] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3b99de10 | [ 17.868875][ T416] ------------[ cut here ]------------ | [ 17.869044][ T416] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/416 | [ 17.869286][ T416] Modules linked in: ip_gre gre | [ 17.870270][ T416] Tainted: [W]=WARN [ 17.870379][ T416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.870578][ T416] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.870758][ T416] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.871230][ T416] RSP: 0018:ffa0000000cdf020 EFLAGS: 00010286 [ 17.871411][ T416] RAX: 00000000ffffffa6 RBX: ff1100000db14e40 RCX: 1ff400000019bdca [ 17.871628][ T416] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db14efc [ 17.871840][ T416] RBP: ff11000012984000 R08: 1fe2200001b629e1 R09: ff1100001018d158 [ 17.872056][ T416] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 17.872262][ T416] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 17.872481][ T416] FS: 00007f8a6d0a7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 17.872737][ T416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.872902][ T416] CR2: 000000000442e988 CR3: 000000001278e005 CR4: 0000000000771ef0 [ 17.873104][ T416] PKRU: 55555554 [ 17.873208][ T416] Call Trace: [ 17.873307][ T416] [ 17.873384][ T416] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.873525][ T416] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.873647][ T416] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 17.873785][ T416] __dev_notify_flags (net/core/dev.c:9787) [ 17.873919][ T416] ? netif_change_name (net/core/dev.c:1495) [ 17.874053][ T416] ? __dev_change_flags (net/core/dev.c:9752) [ 17.874192][ T416] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 17.874327][ T416] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.875132][ T416] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 17.875277][ T416] netif_change_flags (net/core/dev.c:9820) [ 17.875422][ T416] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 17.875555][ T416] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 17.875690][ T416] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 17.875823][ T416] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 17.875991][ T416] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.876123][ T416] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.876265][ T416] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 17.876403][ T416] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.876541][ T416] ? __kernel_text_address (kernel/extable.c:79) [ 17.876675][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.876809][ T416] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.876969][ T416] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.877104][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.877241][ T416] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 17.877452][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.877598][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.877752][ T416] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 17.877896][ T416] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 17.878029][ T416] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 17.878163][ T416] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.878298][ T416] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 17.878496][ T416] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 17.878632][ T416] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.878766][ T416] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.878897][ T416] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.879035][ T416] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.879336][ T416] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.879538][ T416] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.879674][ T416] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.879817][ T416] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.879952][ T416] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.880092][ T416] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.880229][ T416] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.880485][ T416] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.880625][ T416] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.880756][ T416] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.880887][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.881020][ T416] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.881156][ T416] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.881294][ T416] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.881576][ T416] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.881711][ T416] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.881848][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.881979][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.882135][ T416] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.882275][ T416] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.882479][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.882613][ T416] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.882746][ T416] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.882880][ T416] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.883015][ T416] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.883152][ T416] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.883314][ T416] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.883496][ T416] ? move_addr_to_kernel (net/socket.c:258) [ 17.883629][ T416] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.883759][ T416] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.883905][ T416] ___sys_sendmsg (net/socket.c:2752) [ 17.884040][ T416] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 17.884208][ T416] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.884358][ T416] __sys_sendmsg (net/socket.c:2784) [ 17.884498][ T416] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.884629][ T416] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 17.884795][ T416] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 17.884930][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.885062][ T416] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.885196][ T416] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.885330][ T416] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.885475][ T416] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.885643][ T416] RIP: 0033:0x7f8a6d2e108e [ 17.885781][ T416] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.886257][ T416] RSP: 002b:00007ffc5f907ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.886464][ T416] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a6d2e108e [ 17.886661][ T416] RDX: 0000000000000000 RSI: 00007ffc5f907b70 RDI: 0000000000000005 [ 17.886868][ T416] RBP: 00007ffc5f907ad0 R08: 0000000000000000 R09: 0000000000000000 [ 17.887066][ T416] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc4 [ 17.887266][ T416] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5f908240 | [ 17.924024][ T417] ------------[ cut here ]------------ | [ 17.924245][ T417] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/417 | [ 17.924567][ T417] Modules linked in: ip_gre gre | [ 17.925229][ T417] Tainted: [W]=WARN [ 17.925394][ T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.925623][ T417] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 17.925862][ T417] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 17.926410][ T417] RSP: 0018:ffa0000000cef020 EFLAGS: 00010286 [ 17.926638][ T417] RAX: 00000000ffffffa6 RBX: ff1100000ce33380 RCX: 1ff400000019ddca [ 17.927094][ T417] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3343c [ 17.927371][ T417] RBP: ff110000091f1000 R08: 1fe22000019c6689 R09: ff11000010188b58 [ 17.927629][ T417] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 17.927878][ T417] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 17.928157][ T417] FS: 00007f819ff8a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 17.928468][ T417] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.928687][ T417] CR2: 000000000dcde988 CR3: 0000000004b9c003 CR4: 0000000000771ef0 [ 17.928940][ T417] PKRU: 55555554 [ 17.929090][ T417] Call Trace: [ 17.929249][ T417] [ 17.929384][ T417] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 17.929577][ T417] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 17.929729][ T417] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 17.929927][ T417] __dev_notify_flags (net/core/dev.c:9787) [ 17.930118][ T417] ? netif_change_name (net/core/dev.c:1495) [ 17.930311][ T417] ? __dev_change_flags (net/core/dev.c:9752) [ 17.930519][ T417] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 17.930703][ T417] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.930888][ T417] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 17.931101][ T417] netif_change_flags (net/core/dev.c:9820) [ 17.931301][ T417] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 17.931511][ T417] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 17.931702][ T417] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 17.931886][ T417] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 17.932103][ T417] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.932323][ T417] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.932537][ T417] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 17.932719][ T417] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.932905][ T417] ? __kernel_text_address (kernel/extable.c:79) [ 17.933092][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.933289][ T417] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.933495][ T417] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.933679][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.933863][ T417] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 17.934046][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.934257][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.934464][ T417] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 17.934674][ T417] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 17.934864][ T417] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 17.935050][ T417] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 17.935249][ T417] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 17.935457][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 17.935646][ T417] rtnl_newlink (net/core/rtnetlink.c:4150) [ 17.935833][ T417] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.936018][ T417] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.936212][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.936411][ T417] ? mark_usage (kernel/locking/lockdep.c:4674) [ 17.936621][ T417] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.936810][ T417] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.936991][ T417] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.937174][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.937398][ T417] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 17.937598][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 17.937893][ T417] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 17.938107][ T417] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.938323][ T417] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.938538][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.938723][ T417] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 17.939130][ T417] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 17.939324][ T417] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 17.939534][ T417] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.939720][ T417] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.939907][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 17.940089][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 17.940285][ T417] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.940496][ T417] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.940705][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 17.940900][ T417] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 17.941092][ T417] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 17.941287][ T417] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 17.941498][ T417] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 17.941681][ T417] ? copy_msghdr_from_user (net/socket.c:2635) [ 17.941890][ T417] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 17.942108][ T417] ? move_addr_to_kernel (net/socket.c:258) [ 17.942319][ T417] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.942527][ T417] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 17.942714][ T417] ___sys_sendmsg (net/socket.c:2752) [ 17.942897][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 17.943139][ T417] ? copy_msghdr_from_user (net/socket.c:2603) [ 17.943362][ T417] __sys_sendmsg (net/socket.c:2784) [ 17.943556][ T417] ? __sys_sendmsg_sock (net/socket.c:2765) [ 17.943738][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 17.943961][ T417] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 17.944146][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 17.944365][ T417] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 17.944560][ T417] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.944743][ T417] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 17.944927][ T417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.945172][ T417] RIP: 0033:0x7f81a01c408e [ 17.945385][ T417] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 17.945909][ T417] RSP: 002b:00007ffe86ac5f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.946158][ T417] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f81a01c408e [ 17.946438][ T417] RDX: 0000000000000000 RSI: 00007ffe86ac5fd0 RDI: 0000000000000005 [ 17.946699][ T417] RBP: 00007ffe86ac5f30 R08: 0000000000000000 R09: 0000000000000000 [ 17.946945][ T417] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc4 [ 17.947197][ T417] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe86ac66a0 | [ 18.325895][ T12] ------------[ cut here ]------------ | [ 18.326089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 18.326364][ T12] Modules linked in: ip_gre gre | [ 18.326809][ T12] Tainted: [W]=WARN [ 18.326906][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.327069][ T12] Workqueue: netns cleanup_net [ 18.327224][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.327398][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.327873][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 18.328037][ T12] RAX: 00000000ffffffa6 RBX: ff1100000db15700 RCX: 1ff4000000018ec7 [ 18.328236][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db157bc [ 18.328454][ T12] RBP: ff11000012984000 R08: 1fe2200001b62af9 R09: ff11000001aed1d0 [ 18.328662][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 18.328858][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 18.329050][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.329279][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.329457][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 18.329649][ T12] PKRU: 55555554 [ 18.329745][ T12] Call Trace: [ 18.329839][ T12] [ 18.329909][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.330039][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.330138][ T12] netif_close_many (net/core/dev.c:1804) [ 18.330275][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 18.330411][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 18.330575][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 18.330733][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.330869][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.331033][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.331164][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.331296][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.331435][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.331565][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.331693][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.331823][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.331954][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.332081][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.332217][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.332344][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.332484][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.332619][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.332745][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.332878][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.333014][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.333142][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.333289][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.333457][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.333601][ T12] kthread (kernel/kthread.c:436) [ 18.333698][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.333857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.333984][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.334116][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.334287][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.334426][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.334555][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.337160][ T12] ------------[ cut here ]------------ | [ 18.337305][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 18.337562][ T12] Modules linked in: ip_gre gre | [ 18.337972][ T12] Tainted: [W]=WARN [ 18.338065][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.338221][ T12] Workqueue: netns cleanup_net [ 18.338354][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.338526][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.338995][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.339153][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783a80 RCX: 1ff4000000018eed [ 18.339344][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783b3c [ 18.339543][ T12] RBP: ff1100000fe99000 R08: 1fe22000020f0769 R09: ff11000001aed1d0 [ 18.339729][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.339910][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.340094][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.340315][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.340485][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 18.340673][ T12] PKRU: 55555554 [ 18.340764][ T12] Call Trace: [ 18.340855][ T12] [ 18.340919][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.341074][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.341230][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.341359][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.341516][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.341639][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.341763][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.341886][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.342010][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.342130][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.342256][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.342384][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.342513][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.342636][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.342757][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.342881][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.343006][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.343149][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.343305][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.343446][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.343567][ T12] kthread (kernel/kthread.c:436) [ 18.343660][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.343810][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.343932][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.344062][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.344220][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.344343][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.344476][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.346863][ T12] ------------[ cut here ]------------ | [ 18.346994][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 18.347233][ T12] Modules linked in: ip_gre gre | [ 18.348088][ T12] Tainted: [W]=WARN [ 18.348186][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.348339][ T12] Workqueue: netns cleanup_net [ 18.348532][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.348691][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.349124][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.349280][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2ac0 RCX: 1ff4000000018eed [ 18.349516][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2b7c [ 18.349696][ T12] RBP: ff1100000ee24000 R08: 1fe2200000516571 R09: ff11000001aed1d0 [ 18.349873][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.350054][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.350243][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.350507][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.350657][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 18.350840][ T12] PKRU: 55555554 [ 18.350935][ T12] Call Trace: [ 18.351024][ T12] [ 18.351110][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.351278][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.351484][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.351606][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.351728][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.351852][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.351974][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.352095][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.352250][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.352425][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.352549][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.352670][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.352789][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.352911][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.353031][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.353159][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.353283][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.353457][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.353605][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.353728][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.353847][ T12] kthread (kernel/kthread.c:436) [ 18.353940][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.354099][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.354230][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.354399][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.354555][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.354675][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.354822][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.358882][ T12] ------------[ cut here ]------------ | [ 18.359025][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.359280][ T12] Modules linked in: ip_gre gre | [ 18.359756][ T12] Tainted: [W]=WARN [ 18.359847][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.359999][ T12] Workqueue: netns cleanup_net [ 18.360130][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.360294][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.360748][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.360901][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b23c0 RCX: 1ff4000000018eed [ 18.361081][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b247c [ 18.361265][ T12] RBP: ff11000012984000 R08: 1fe2200000516491 R09: ff11000001aed1d0 [ 18.361456][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.361651][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.361923][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.362176][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.362327][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 18.362527][ T12] PKRU: 55555554 [ 18.362617][ T12] Call Trace: [ 18.362709][ T12] [ 18.362773][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.362968][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.363119][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.363248][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.363378][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.363502][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.363622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.363743][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.363867][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.364010][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.364134][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.364265][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.364388][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.364519][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.364638][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.364764][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.364894][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.365014][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.365167][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.365293][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.365449][ T12] kthread (kernel/kthread.c:436) [ 18.365547][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.365709][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.365831][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.365952][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.366100][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.366223][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.366344][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.368923][ T12] ------------[ cut here ]------------ | [ 18.369131][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.369398][ T12] Modules linked in: ip_gre gre | [ 18.369829][ T12] Tainted: [W]=WARN [ 18.369920][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.370069][ T12] Workqueue: netns cleanup_net [ 18.370198][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.370362][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.370824][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.370983][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2040 RCX: 1ff4000000018eed [ 18.371169][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b20fc [ 18.371358][ T12] RBP: ff1100000e04c000 R08: 1fe2200000516421 R09: ff11000001aed1d0 [ 18.371544][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.371722][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.371901][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.372136][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.372294][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 18.372503][ T12] PKRU: 55555554 [ 18.372595][ T12] Call Trace: [ 18.372686][ T12] [ 18.372751][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.372907][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.373063][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.373191][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.373314][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.373447][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.373574][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.373698][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.373821][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.373965][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.374097][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.374221][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.374340][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.374472][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.374591][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.374714][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.374839][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.374962][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.375089][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.375220][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.375351][ T12] kthread (kernel/kthread.c:436) [ 18.375454][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.375606][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.375731][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.375853][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.376004][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.376127][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.376250][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.378550][ T12] ------------[ cut here ]------------ | [ 18.378790][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 18.379028][ T12] Modules linked in: ip_gre gre | [ 18.379520][ T12] Tainted: [W]=WARN [ 18.379615][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.379768][ T12] Workqueue: netns cleanup_net [ 18.379894][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.380071][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.380519][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.380691][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2c80 RCX: 1ff4000000018eed [ 18.380870][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2d3c [ 18.381060][ T12] RBP: ff1100000ffe9000 R08: 1fe22000005165a9 R09: ff11000001aed1d0 [ 18.381250][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.381449][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.381631][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.381857][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.382011][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 18.382204][ T12] PKRU: 55555554 [ 18.382295][ T12] Call Trace: [ 18.382390][ T12] [ 18.382458][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.382614][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.382766][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.382887][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.383009][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.383130][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.383254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.383391][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.383521][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.383644][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.383773][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.383894][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.384015][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.384138][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.384268][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.384394][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.384525][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.384647][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.384772][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.384898][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.385020][ T12] kthread (kernel/kthread.c:436) [ 18.385112][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.385267][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.385393][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.385521][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.385673][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.385795][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.385916][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.388182][ T12] ------------[ cut here ]------------ | [ 18.388309][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 18.388932][ T12] Modules linked in: ip_gre gre | [ 18.389338][ T12] Tainted: [W]=WARN [ 18.389442][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.389596][ T12] Workqueue: netns cleanup_net [ 18.389723][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.389894][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.390335][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.390504][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a213e00 RCX: 1ff4000000018eed [ 18.390686][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a213ebc [ 18.390867][ T12] RBP: ff1100000e0b9000 R08: 1fe22000014427d9 R09: ff11000001aed1d0 [ 18.391073][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.391261][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.391455][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.391671][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.391823][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 18.392005][ T12] PKRU: 55555554 [ 18.392096][ T12] Call Trace: [ 18.392190][ T12] [ 18.392253][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.392414][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.392572][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.392698][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.392821][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.392942][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.393067][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.393193][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.393362][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.393491][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.393617][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.393739][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.393859][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.393981][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.394102][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.394250][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.394386][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.394613][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.394737][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.394862][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.394983][ T12] kthread (kernel/kthread.c:436) [ 18.395076][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.395245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.395372][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.395518][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.395670][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.395791][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.395912][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.398157][ T12] ------------[ cut here ]------------ | [ 18.398283][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 18.399291][ T12] Modules linked in: ip_gre gre | [ 18.399810][ T12] Tainted: [W]=WARN [ 18.399900][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.400049][ T12] Workqueue: netns cleanup_net [ 18.400179][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.400337][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.400837][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.400990][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2131c0 RCX: 1ff4000000018eed [ 18.401176][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21327c [ 18.401450][ T12] RBP: ff1100000f9a4000 R08: 1fe2200001442651 R09: ff11000001aed1d0 [ 18.401633][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.401816][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.401997][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.402211][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.402416][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 18.402604][ T12] PKRU: 55555554 [ 18.402694][ T12] Call Trace: [ 18.402783][ T12] [ 18.402846][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.403001][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.403157][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.403278][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.403454][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.403607][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.403729][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.403850][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.403974][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.404094][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.404222][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.404396][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.404522][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.404643][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.404763][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.404883][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.405007][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.405128][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.405255][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.405437][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.405558][ T12] kthread (kernel/kthread.c:436) [ 18.405648][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.405797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.405918][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.406038][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.406192][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.406311][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.406709][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.409704][ T12] ------------[ cut here ]------------ | [ 18.409841][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.410077][ T12] Modules linked in: ip_gre gre | [ 18.410675][ T12] Tainted: [W]=WARN [ 18.410768][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.410916][ T12] Workqueue: netns cleanup_net [ 18.411040][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.411210][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.411759][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.411909][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cae5000 RCX: 1ff4000000018eed [ 18.412087][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae50bc [ 18.412272][ T12] RBP: ff11000007c21000 R08: 1fe220000195ca19 R09: ff11000001aed1d0 [ 18.412464][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.412643][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.412825][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.413034][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.413192][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 18.413384][ T12] PKRU: 55555554 [ 18.414689][ T12] Call Trace: [ 18.414781][ T12] [ 18.414846][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.415001][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.415157][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.415306][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.415446][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.415583][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.415716][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.415840][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.415964][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.416083][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.416212][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.416335][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.416467][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.416591][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.416712][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.416834][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.416959][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.417080][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.417211][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.417339][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.417476][ T12] kthread (kernel/kthread.c:436) [ 18.417568][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.417719][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.417847][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.417969][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.418120][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.418245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.418374][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.420412][ T12] ------------[ cut here ]------------ | [ 18.420561][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.420795][ T12] Modules linked in: ip_gre gre | [ 18.421201][ T12] Tainted: [W]=WARN [ 18.421293][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.421562][ T12] Workqueue: netns cleanup_net [ 18.421754][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.421929][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.422367][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.422734][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cae5700 RCX: 1ff4000000018eed [ 18.422925][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae57bc [ 18.423146][ T12] RBP: ff1100001281c000 R08: 1fe220000195caf9 R09: ff11000001aed1d0 [ 18.423328][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.423515][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.423697][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.423909][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.424058][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 18.424244][ T12] PKRU: 55555554 [ 18.424334][ T12] Call Trace: [ 18.424432][ T12] [ 18.424496][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.424649][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.424799][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.424919][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.425039][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.425160][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.425280][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.425406][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.425565][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.425686][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.425816][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.425938][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.426057][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.426184][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.426303][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.426464][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.426591][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.426711][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.426887][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.427016][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.427136][ T12] kthread (kernel/kthread.c:436) [ 18.427232][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.427401][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.427536][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.427657][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.427809][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.427930][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.428049][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.447696][ T12] ------------[ cut here ]------------ | [ 18.447901][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 18.448230][ T12] Modules linked in: ip_gre gre | [ 18.448789][ T12] Tainted: [W]=WARN [ 18.448938][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.449171][ T12] Workqueue: netns cleanup_net [ 18.449374][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.449604][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.450110][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 18.450336][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cae5a80 RCX: 1ff4000000018eaf [ 18.450685][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae5b3c [ 18.450995][ T12] RBP: ff11000004e31000 R08: 1fe220000195cb69 R09: ff11000001aed1d0 [ 18.451296][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 18.451622][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004e34000 [ 18.452006][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.452412][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.452726][ T12] CR2: 00007f7b8e58c2a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 18.453078][ T12] PKRU: 55555554 [ 18.453370][ T12] Call Trace: [ 18.453610][ T12] [ 18.453809][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.454069][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.454311][ T12] netif_close_many (net/core/dev.c:1804) [ 18.454696][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.454977][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.455309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.455617][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 18.455895][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 18.456216][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 18.456546][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.456855][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.457187][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.457520][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.457806][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 18.458116][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 18.458389][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 18.458698][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 18.459036][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 18.459260][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 18.459484][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 18.459666][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.459843][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.460026][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.460219][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.460411][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.460605][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.460789][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.460973][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.461164][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.461395][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.461601][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.461791][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.461973][ T12] kthread (kernel/kthread.c:436) [ 18.462122][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.462343][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.462549][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.462731][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.462942][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.463216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.463443][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.465975][ T12] ------------[ cut here ]------------ | [ 18.466117][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 18.466478][ T12] Modules linked in: ip_gre gre | [ 18.466917][ T12] Tainted: [W]=WARN [ 18.467094][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.467296][ T12] Workqueue: netns cleanup_net [ 18.467444][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.467614][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.468159][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 18.468408][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cae5e00 RCX: 1ff4000000018eaf [ 18.468606][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae5ebc [ 18.468802][ T12] RBP: ff11000004e34000 R08: 1fe220000195cbd9 R09: ff11000001aed1d0 [ 18.469098][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 18.469325][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 18.469621][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.469911][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.470077][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000004d2b006 CR4: 0000000000771ef0 [ 18.470355][ T12] PKRU: 55555554 [ 18.470477][ T12] Call Trace: [ 18.470574][ T12] [ 18.470642][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.470773][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 18.470936][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.471040][ T12] netif_close_many (net/core/dev.c:1804) [ 18.471215][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.471342][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.471502][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.471715][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 18.471861][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 18.472029][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 18.472195][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.472322][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.472572][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.472705][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.472832][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 18.472989][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 18.473119][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 18.473337][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 18.473585][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 18.473716][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 18.473848][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 18.473976][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.474103][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.474239][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.474375][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.474507][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.474797][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.475003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.475133][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.475266][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.475492][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.475624][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.475755][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.475965][ T12] kthread (kernel/kthread.c:436) [ 18.476061][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.476226][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.476360][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.476495][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.476657][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.476784][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.476913][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.479724][ T12] ------------[ cut here ]------------ | [ 18.479881][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 18.480277][ T12] Modules linked in: ip_gre gre | [ 18.480763][ T12] Tainted: [W]=WARN [ 18.480855][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.481007][ T12] Workqueue: netns cleanup_net [ 18.481137][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.481300][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.481819][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 18.481973][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cae4200 RCX: 1ff4000000018ed5 [ 18.482160][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cae42bc [ 18.482360][ T12] RBP: ff11000004e31000 R08: 1fe220000195c859 R09: ff11000001aed1d0 [ 18.482584][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 18.482768][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.482949][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.483166][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.483320][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000004d2b006 CR4: 0000000000771ef0 [ 18.483542][ T12] PKRU: 55555554 [ 18.483659][ T12] Call Trace: [ 18.483753][ T12] [ 18.483818][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.483973][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.484126][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.484250][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.484378][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 18.484560][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 18.484695][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 18.484819][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 18.484952][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 18.485098][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 18.485256][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.485386][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.485516][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.485638][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.485760][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.485881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.486002][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.486127][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.486254][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.486384][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.486518][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.486643][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.486763][ T12] kthread (kernel/kthread.c:436) [ 18.486854][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.487007][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.487130][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.487261][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.487422][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.487545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.487667][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.490042][ T12] ------------[ cut here ]------------ | [ 18.490187][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 18.490982][ T12] Modules linked in: ip_gre gre | [ 18.491489][ T12] Tainted: [W]=WARN [ 18.491585][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.491740][ T12] Workqueue: netns cleanup_net [ 18.491869][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.492065][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.493446][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 18.493624][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8b8c0 RCX: 1ff4000000018ed5 [ 18.493840][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b97c [ 18.494023][ T12] RBP: ff11000004e34000 R08: 1fe22000019f1731 R09: ff11000001aed1d0 [ 18.494214][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 18.494497][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.494741][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.494958][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.495113][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000004d2b006 CR4: 0000000000771ef0 [ 18.495304][ T12] PKRU: 55555554 [ 18.495496][ T12] Call Trace: [ 18.495589][ T12] [ 18.495691][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.495853][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.496004][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.496185][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.496309][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 18.496571][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 18.496772][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 18.496899][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 18.497023][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 18.497155][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 18.497283][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.497508][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.497685][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.497864][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.497987][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.498125][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.498250][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.498503][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.498639][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.498794][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.498924][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.499051][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.499178][ T12] kthread (kernel/kthread.c:436) [ 18.499305][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.499539][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.499664][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.499814][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.499967][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.500090][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.500219][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.512878][ T12] ------------[ cut here ]------------ | [ 18.513051][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.513302][ T12] Modules linked in: ip_gre gre | [ 18.513804][ T12] Tainted: [W]=WARN [ 18.513965][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.514127][ T12] Workqueue: netns cleanup_net [ 18.514287][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.514460][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.514897][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 18.515053][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8a900 RCX: 1ff4000000018ed5 [ 18.515258][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a9bc [ 18.515452][ T12] RBP: ff1100000fac4000 R08: 1fe22000019f1539 R09: ff11000001aed1d0 [ 18.515634][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.515846][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.516031][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.516267][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.516429][ T12] CR2: 000055f6c138d1a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 18.516627][ T12] PKRU: 55555554 [ 18.516718][ T12] Call Trace: [ 18.516810][ T12] [ 18.516891][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.517136][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.517328][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.517472][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.517593][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 18.517753][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 18.517876][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 18.518020][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 18.518146][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 18.518273][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 18.518405][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.518540][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.518664][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.518787][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.518911][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.519060][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.519195][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.519323][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.519459][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.519581][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.519708][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.519834][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.519955][ T12] kthread (kernel/kthread.c:436) [ 18.520046][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.520203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.520323][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.520454][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.520607][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.520726][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.520847][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.555075][ T12] ------------[ cut here ]------------ | [ 18.555254][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.555623][ T12] Modules linked in: ip_gre gre | [ 18.556056][ T12] Tainted: [W]=WARN [ 18.556153][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.556318][ T12] Workqueue: netns cleanup_net [ 18.556468][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.556631][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.557083][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 18.557245][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8a040 RCX: 1ff4000000018ec7 [ 18.557459][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a0fc [ 18.557645][ T12] RBP: ff110000091f1000 R08: 1fe22000019f1421 R09: ff11000001aed1d0 [ 18.557828][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 18.558013][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 18.558204][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.558436][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.558592][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 18.558777][ T12] PKRU: 55555554 [ 18.558869][ T12] Call Trace: [ 18.558961][ T12] [ 18.559034][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.559164][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.559265][ T12] netif_close_many (net/core/dev.c:1804) [ 18.559395][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 18.559524][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 18.559683][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 18.559880][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.560011][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.560166][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.560312][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.560450][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.560573][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.560695][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.560819][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.560944][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.561072][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.561199][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.561325][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.561474][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.561602][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.561727][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.561866][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.561992][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.562121][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.562253][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.562443][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.562573][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.562696][ T12] kthread (kernel/kthread.c:436) [ 18.562804][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.562982][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.563112][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.563243][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.563404][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.563538][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.563662][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.576843][ T12] ------------[ cut here ]------------ | [ 18.577022][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 18.577531][ T12] Modules linked in: ip_gre gre | [ 18.577958][ T12] Tainted: [W]=WARN [ 18.578047][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.578270][ T12] Workqueue: netns cleanup_net [ 18.578411][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.578580][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.579006][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.579162][ T12] RAX: 00000000ffffffa6 RBX: ff1100001072e740 RCX: 1ff4000000018eed [ 18.579382][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072e7fc [ 18.579570][ T12] RBP: ff11000004f0c000 R08: 1fe22000020e5d01 R09: ff11000001aed1d0 [ 18.579749][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 18.579926][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.580111][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.580375][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.580537][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 18.580724][ T12] PKRU: 55555554 [ 18.580816][ T12] Call Trace: [ 18.580908][ T12] [ 18.580972][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.581188][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.581338][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.581472][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.581597][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.581717][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.581839][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.581975][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.582105][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.582255][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.582404][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.582538][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.582663][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.582786][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.582906][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.583028][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.583158][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.583295][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.583499][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.583627][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.583820][ T12] kthread (kernel/kthread.c:436) [ 18.583913][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.584065][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.584190][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.584433][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.584588][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.584710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.584830][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.587774][ T12] ------------[ cut here ]------------ | [ 18.587923][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 18.588205][ T12] Modules linked in: ip_gre gre | [ 18.588720][ T12] Tainted: [W]=WARN [ 18.588810][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.588962][ T12] Workqueue: netns cleanup_net [ 18.589101][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.589281][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.589805][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.589956][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000018eed [ 18.590141][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 18.590359][ T12] RBP: ff1100000ed99000 R08: 1fe2200001f45021 R09: ff11000001aed1d0 [ 18.590579][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 18.590760][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.590942][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.591158][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.591335][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 18.591539][ T12] PKRU: 55555554 [ 18.591630][ T12] Call Trace: [ 18.591719][ T12] [ 18.591783][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.591939][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.592088][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.592216][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.592340][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.592474][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.592596][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.592719][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.592841][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.592961][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.593093][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.593219][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.593343][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.593480][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.593605][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.593728][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.593853][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.593975][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.594101][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.594231][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.594358][ T12] kthread (kernel/kthread.c:436) [ 18.594455][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.594606][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.594726][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.594846][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.594997][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.595118][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.595243][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.599410][ T12] ------------[ cut here ]------------ | [ 18.599582][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 18.599837][ T12] Modules linked in: ip_gre gre | [ 18.600244][ T12] Tainted: [W]=WARN [ 18.600411][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.600602][ T12] Workqueue: netns cleanup_net [ 18.600740][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.600899][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.601340][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.601575][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0040 RCX: 1ff4000000018eed [ 18.601784][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde00fc [ 18.601966][ T12] RBP: ff110000091f1000 R08: 1fe22000017bc021 R09: ff11000001aed1d0 [ 18.602179][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 18.602415][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.602673][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.602893][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.603044][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 18.603231][ T12] PKRU: 55555554 [ 18.603327][ T12] Call Trace: [ 18.603427][ T12] [ 18.603491][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.603648][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.603798][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.603925][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.604047][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.604172][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.604295][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.604464][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.604589][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.604735][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.604863][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.604985][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.605105][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.605242][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.605370][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.605501][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.605626][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.605773][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.605900][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.606024][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.606148][ T12] kthread (kernel/kthread.c:436) [ 18.606243][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.606427][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.606573][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.606738][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.606893][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.607016][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.607138][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.609265][ T12] ------------[ cut here ]------------ | [ 18.609453][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 18.609710][ T12] Modules linked in: ip_gre gre | [ 18.610109][ T12] Tainted: [W]=WARN [ 18.610207][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.610710][ T12] Workqueue: netns cleanup_net [ 18.610864][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.611021][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.611577][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.611761][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde03c0 RCX: 1ff4000000018eed [ 18.611940][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde047c [ 18.612123][ T12] RBP: ff11000009811000 R08: 1fe22000017bc091 R09: ff11000001aed1d0 [ 18.612331][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 18.612616][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.612804][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.613016][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.613174][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 18.613453][ T12] PKRU: 55555554 [ 18.613565][ T12] Call Trace: [ 18.613658][ T12] [ 18.613723][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.613894][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.614071][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.614200][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.614322][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.614543][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.614691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.614823][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.614959][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.615079][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.615235][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.615468][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.615613][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.615736][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.615858][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.615986][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.616112][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.616237][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.616458][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.616606][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.616727][ T12] kthread (kernel/kthread.c:436) [ 18.616829][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.616986][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.617108][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.617235][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.617476][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.617617][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.617739][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.620245][ T12] ------------[ cut here ]------------ | [ 18.620394][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.620635][ T12] Modules linked in: ip_gre gre | [ 18.621035][ T12] Tainted: [W]=WARN [ 18.621127][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.621281][ T12] Workqueue: netns cleanup_net [ 18.621416][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.621580][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.622005][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.622160][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee71700 RCX: 1ff4000000018eed [ 18.622358][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee717bc [ 18.622547][ T12] RBP: ff1100000fbac000 R08: 1fe2200001dce2f9 R09: ff11000001aed1d0 [ 18.622726][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.622904][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.623083][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.623300][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.623465][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 18.623668][ T12] PKRU: 55555554 [ 18.623769][ T12] Call Trace: [ 18.623859][ T12] [ 18.623924][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.624078][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.624236][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.624360][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.624488][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.624613][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.624732][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.624854][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.624977][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.625101][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.625229][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.625358][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.625482][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.625603][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.625720][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.625841][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.625964][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.626084][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.626239][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.626368][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.626497][ T12] kthread (kernel/kthread.c:436) [ 18.626589][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.626739][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.626858][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.627242][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.627399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.627527][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.627651][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.629857][ T12] ------------[ cut here ]------------ | [ 18.630001][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.630245][ T12] Modules linked in: ip_gre gre | [ 18.630658][ T12] Tainted: [W]=WARN [ 18.630749][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.630900][ T12] Workqueue: netns cleanup_net [ 18.631024][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.631184][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.631620][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.631772][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee71e00 RCX: 1ff4000000018eed [ 18.631950][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee71ebc [ 18.632161][ T12] RBP: ff1100000ff84000 R08: 1fe2200001dce3d9 R09: ff11000001aed1d0 [ 18.632340][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.632532][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.632712][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.632921][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.633069][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 18.633252][ T12] PKRU: 55555554 [ 18.633342][ T12] Call Trace: [ 18.633443][ T12] [ 18.633507][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.633662][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.633816][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.633938][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.634061][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.634187][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.634312][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.634449][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.634573][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.634693][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.634821][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.634943][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.635063][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.635191][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.635310][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.635441][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.635574][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.635697][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.635820][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.635945][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.636065][ T12] kthread (kernel/kthread.c:436) [ 18.636159][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.636311][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.636438][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.636586][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.636736][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.636855][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.636977][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.639195][ T12] ------------[ cut here ]------------ | [ 18.639335][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.639584][ T12] Modules linked in: ip_gre gre | [ 18.639976][ T12] Tainted: [W]=WARN [ 18.640068][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.640220][ T12] Workqueue: netns cleanup_net [ 18.640343][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.640509][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.640936][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.641087][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee711c0 RCX: 1ff4000000018eed [ 18.641279][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee7127c [ 18.641466][ T12] RBP: ff1100000fb41000 R08: 1fe2200001dce251 R09: ff11000001aed1d0 [ 18.641644][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.641822][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.642002][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.642220][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.642375][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 18.642565][ T12] PKRU: 55555554 [ 18.642654][ T12] Call Trace: [ 18.642742][ T12] [ 18.642806][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.642959][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.643107][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.643232][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.643358][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.643482][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.643602][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.643724][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.643846][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.643968][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.644090][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.644216][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.644334][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.644464][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.644584][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.644708][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.644830][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.644949][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.645073][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.645200][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.645320][ T12] kthread (kernel/kthread.c:436) [ 18.645416][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.645572][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.645691][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.645810][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.645959][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.646079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.646205][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.648238][ T12] ------------[ cut here ]------------ | [ 18.648474][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.648723][ T12] Modules linked in: ip_gre gre | [ 18.649114][ T12] Tainted: [W]=WARN [ 18.649209][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.649366][ T12] Workqueue: netns cleanup_net [ 18.649493][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.649648][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.650075][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.650230][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee70740 RCX: 1ff4000000018eed [ 18.650410][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee707fc [ 18.650596][ T12] RBP: ff11000009829000 R08: 1fe2200001dce101 R09: ff11000001aed1d0 [ 18.650770][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.650946][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.651127][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.651338][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.651496][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 18.651676][ T12] PKRU: 55555554 [ 18.651765][ T12] Call Trace: [ 18.651853][ T12] [ 18.651915][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.652069][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.652221][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.652341][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.652472][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.652591][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.652710][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.652832][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.652954][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.653076][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.653204][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.653324][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.653458][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.653578][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.653700][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.653819][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.653942][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.654067][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.654194][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.654320][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.654448][ T12] kthread (kernel/kthread.c:436) [ 18.654537][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.654683][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.654801][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.654922][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.655071][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.655192][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.655311][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.657298][ T12] ------------[ cut here ]------------ | [ 18.657430][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.657661][ T12] Modules linked in: ip_gre gre | [ 18.658050][ T12] Tainted: [W]=WARN [ 18.658143][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.658317][ T12] Workqueue: netns cleanup_net [ 18.658454][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.658610][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.659033][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 18.659196][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781380 RCX: 1ff4000000018eed [ 18.659389][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078143c [ 18.659572][ T12] RBP: ff1100000f9f9000 R08: 1fe22000020f0289 R09: ff11000001aed1d0 [ 18.659751][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.659927][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.660105][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.660322][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.660481][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 18.660659][ T12] PKRU: 55555554 [ 18.660749][ T12] Call Trace: [ 18.660837][ T12] [ 18.660899][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.661050][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.661204][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 18.661323][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 18.661450][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.661570][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 18.661688][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 18.661807][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 18.661929][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.662048][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.662174][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.662316][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.662450][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.662571][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.662689][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.662809][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.662931][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.663054][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.663183][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.663325][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.663454][ T12] kthread (kernel/kthread.c:436) [ 18.663544][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.663691][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.663810][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.663929][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.664102][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.664227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.664373][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.672694][ T449] ------------[ cut here ]------------ | [ 18.672865][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.673098][ T449] Modules linked in: ip_gre gre | [ 18.673535][ T449] Tainted: [W]=WARN [ 18.673636][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.673802][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.673980][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.674486][ T449] RSP: 0018:ffa0000000dbfa80 EFLAGS: 00010286 [ 18.674674][ T449] RAX: 00000000ffffffa6 RBX: ff1100000c1783c0 RCX: 1ff40000001b7f16 [ 18.674874][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17847c [ 18.675073][ T449] RBP: ff1100000ec71000 R08: 1fe220000182f091 R09: ff1100000ff8d180 [ 18.675277][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.675503][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec71000 [ 18.675717][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.675952][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.676118][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.676324][ T449] PKRU: 55555554 [ 18.676431][ T449] Call Trace: [ 18.676534][ T449] [ 18.676603][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.676741][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.676875][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.676977][ T449] register_netdevice (net/core/dev.c:11488) [ 18.677113][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.677284][ T449] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.677432][ T449] register_netdev (net/core/dev.c:11552) [ 18.677596][ T449] loopback_net_init (drivers/net/loopback.c:218) [ 18.677731][ T449] ops_init (net/core/net_namespace.c:137) [ 18.677833][ T449] setup_net (net/core/net_namespace.c:446) [ 18.677934][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.678065][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.678205][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.678343][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.678515][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.678656][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.678790][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.678925][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.679061][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.679203][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.679342][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.679496][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.679631][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.679765][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.679898][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.680032][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.680172][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.680338][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.680493][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.680967][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.681173][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.681385][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.681592][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.681795][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.681996][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.686314][ T449] ------------[ cut here ]------------ | [ 18.686533][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.686793][ T449] Modules linked in: ip_gre gre | [ 18.687205][ T449] Tainted: [W]=WARN [ 18.687307][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.687485][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.687657][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.688132][ T449] RSP: 0018:ffa0000000dbf918 EFLAGS: 00010286 [ 18.688305][ T449] RAX: 00000000ffffffa6 RBX: ff1100000cfbd700 RCX: 1ff40000001b7ee9 [ 18.688517][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd7bc [ 18.688715][ T449] RBP: ff1100000a3ec000 R08: 1fe22000019f7af9 R09: ff1100000ff8d180 [ 18.688910][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.689107][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3ec000 [ 18.689314][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.689557][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.689724][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.689923][ T449] PKRU: 55555554 [ 18.690023][ T449] Call Trace: [ 18.690123][ T449] [ 18.690195][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.690328][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.690472][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.690587][ T449] register_netdevice (net/core/dev.c:11488) [ 18.690739][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.690904][ T449] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.691038][ T449] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.691179][ T449] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.691312][ T449] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.691482][ T449] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.691616][ T449] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.691782][ T449] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 18.691962][ T449] ops_init (net/core/net_namespace.c:137) [ 18.692064][ T449] setup_net (net/core/net_namespace.c:446) [ 18.692194][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.692326][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.692467][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.692606][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.692739][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.692876][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.693026][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.693162][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.693309][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.693458][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.693595][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.693730][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.693864][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.693996][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.694143][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.694280][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.694424][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.694639][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.694777][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.695255][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.695464][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.695664][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.695863][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.696065][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.696266][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.698243][ T12] ------------[ cut here ]------------ | [ 18.698808][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 18.699058][ T12] Modules linked in: ip_gre gre | [ 18.699527][ T12] Tainted: [W]=WARN [ 18.699623][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.699800][ T12] Workqueue: netns cleanup_net [ 18.699925][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.700139][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.700632][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 18.700787][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637540 RCX: 1ff4000000018ed5 [ 18.700966][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6375fc [ 18.701145][ T12] RBP: ff1100000589c000 R08: 1fe22000016c6ec1 R09: ff11000001aed1d0 [ 18.701328][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 18.701561][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 18.701762][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 18.701996][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.702156][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 18.702334][ T12] PKRU: 55555554 [ 18.702488][ T12] Call Trace: [ 18.702578][ T12] [ 18.702642][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 18.702801][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 18.702953][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 18.703077][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 18.703204][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 18.703327][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 18.703508][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 18.703630][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 18.703754][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 18.703874][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.704000][ T12] cleanup_net (net/core/net_namespace.c:702) [ 18.704123][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 18.704247][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 18.704424][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 18.704544][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 18.704665][ T12] process_one_work (kernel/workqueue.c:3314) [ 18.704789][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 18.704910][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 18.705035][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 18.705163][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 18.705283][ T12] kthread (kernel/kthread.c:436) [ 18.705428][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.705579][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.705699][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.705834][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 18.705986][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.706106][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 18.706232][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.711788][ T449] ------------[ cut here ]------------ | [ 18.711956][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.712192][ T449] Modules linked in: ip_gre gre | [ 18.712648][ T449] Tainted: [W]=WARN [ 18.712751][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.712922][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.713097][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.713591][ T449] RSP: 0018:ffa0000000dbf8f8 EFLAGS: 00010286 [ 18.713763][ T449] RAX: 00000000ffffffa6 RBX: ff110000028b3e00 RCX: 1ff40000001b7ee5 [ 18.713963][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b3ebc [ 18.714173][ T449] RBP: ff11000005014000 R08: 1fe22000005167d9 R09: ff1100000ff8d180 [ 18.714380][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.714591][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005014000 [ 18.714808][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.715046][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.715219][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.715449][ T449] PKRU: 55555554 [ 18.715551][ T449] Call Trace: [ 18.715652][ T449] [ 18.715721][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.716191][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.716327][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.716441][ T449] register_netdevice (net/core/dev.c:11488) [ 18.716578][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.716745][ T449] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.716882][ T449] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.717016][ T449] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.717160][ T449] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.717298][ T449] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.717443][ T449] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.717613][ T449] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 18.717750][ T449] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 18.717888][ T449] vti_init_net (net/ipv4/ip_vti.c:517) [ 18.718024][ T449] ops_init (net/core/net_namespace.c:137) [ 18.718139][ T449] setup_net (net/core/net_namespace.c:446) [ 18.718247][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.718399][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.718543][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.718680][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.718815][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.718953][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.719089][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.719229][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.719368][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.719508][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.719644][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.719781][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.719915][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.720056][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.720195][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.720329][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.720475][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.720640][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.720779][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.721270][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.721496][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.721709][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.721911][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.722113][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.722318][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.731804][ T449] ------------[ cut here ]------------ | [ 18.731967][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.732243][ T449] Modules linked in: ip_gre gre | [ 18.732688][ T449] Tainted: [W]=WARN [ 18.732792][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.732959][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.733140][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.733667][ T449] RSP: 0018:ffa0000000dbfa78 EFLAGS: 00010286 [ 18.733840][ T449] RAX: 00000000ffffffa6 RBX: ff1100000c178740 RCX: 1ff40000001b7f15 [ 18.734049][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1787fc [ 18.734254][ T449] RBP: ff1100000eb44000 R08: 1fe220000182f101 R09: ff1100000ff8d180 [ 18.734468][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.734671][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb44000 [ 18.734880][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.735116][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.735291][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.735504][ T449] PKRU: 55555554 [ 18.735609][ T449] Call Trace: [ 18.735708][ T449] [ 18.735788][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.735948][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.736082][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.736190][ T449] register_netdevice (net/core/dev.c:11488) [ 18.736326][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.736512][ T449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.736656][ T449] register_netdev (net/core/dev.c:11552) [ 18.736793][ T449] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 18.736929][ T449] ops_init (net/core/net_namespace.c:137) [ 18.737042][ T449] setup_net (net/core/net_namespace.c:446) [ 18.737143][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.737296][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.737441][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.737578][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.737712][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.737848][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.738007][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.738143][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.738281][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.738425][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.738564][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.738699][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.738831][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.738966][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.739099][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.739238][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.739376][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.739547][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.739689][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.740164][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.740370][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.740595][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.740796][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.741004][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.741207][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.745443][ T449] ------------[ cut here ]------------ | [ 18.745613][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.745857][ T449] Modules linked in: ip_gre gre | [ 18.746275][ T449] Tainted: [W]=WARN [ 18.746384][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.746559][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.746743][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.747245][ T449] RSP: 0018:ffa0000000dbfa68 EFLAGS: 00010286 [ 18.747425][ T449] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff40000001b7f13 [ 18.747628][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 18.747827][ T449] RBP: ff110000096a1000 R08: 1fe22000016c6f69 R09: ff1100000ff8d180 [ 18.748027][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.748240][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096a1000 [ 18.748455][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.748689][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.748858][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.749076][ T449] PKRU: 55555554 [ 18.749180][ T449] Call Trace: [ 18.749279][ T449] [ 18.749354][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.749509][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.749642][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.749745][ T449] register_netdevice (net/core/dev.c:11488) [ 18.749880][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.750050][ T449] register_netdev (net/core/dev.c:11552) [ 18.750189][ T449] sit_init_net (net/ipv6/sit.c:1860) [ 18.750324][ T449] ops_init (net/core/net_namespace.c:137) [ 18.750437][ T449] setup_net (net/core/net_namespace.c:446) [ 18.750540][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.750678][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.750837][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.750974][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.751108][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.751251][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.751393][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.751534][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.751684][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.751822][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.751958][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.752094][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.752230][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.752369][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.752509][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.752655][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.752801][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.752966][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.753104][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.753614][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.753835][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.754034][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.754240][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.754448][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.754649][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.759452][ T449] ------------[ cut here ]------------ | [ 18.759607][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.759839][ T449] Modules linked in: ip_gre gre | [ 18.760253][ T449] Tainted: [W]=WARN [ 18.760893][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.761088][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.761272][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.761823][ T449] RSP: 0018:ffa0000000dbfa78 EFLAGS: 00010286 [ 18.761996][ T449] RAX: 00000000ffffffa6 RBX: ff1100000fa35380 RCX: 1ff40000001b7f15 [ 18.762216][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa3543c [ 18.762479][ T449] RBP: ff11000007c19000 R08: 1fe2200001f46a89 R09: ff1100000ff8d180 [ 18.762703][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.762902][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c19000 [ 18.763112][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.763415][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.763592][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.763793][ T449] PKRU: 55555554 [ 18.763893][ T449] Call Trace: [ 18.763992][ T449] [ 18.764062][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.764201][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.764335][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.764501][ T449] register_netdevice (net/core/dev.c:11488) [ 18.764638][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.764805][ T449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.764941][ T449] register_netdev (net/core/dev.c:11552) [ 18.765077][ T449] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 18.765217][ T449] ops_init (net/core/net_namespace.c:137) [ 18.765321][ T449] setup_net (net/core/net_namespace.c:446) [ 18.765485][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.765621][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.765756][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.765891][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.766028][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.766226][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.766417][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.766561][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.766696][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.766834][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.766990][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.767127][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.767265][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.767464][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.767599][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.767733][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.767867][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.768033][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.768176][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.768739][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.768953][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.769183][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.769451][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.769649][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.769849][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.774799][ T449] ------------[ cut here ]------------ | [ 18.774965][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/449 | [ 18.775197][ T449] Modules linked in: ip_gre gre | [ 18.775622][ T449] Tainted: [W]=WARN [ 18.775723][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.775888][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.776059][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.776575][ T449] RSP: 0018:ffa0000000dbf918 EFLAGS: 00010286 [ 18.776742][ T449] RAX: 00000000ffffffa6 RBX: ff1100000a187540 RCX: 1ff40000001b7ee9 [ 18.776960][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1875fc [ 18.777169][ T449] RBP: ff11000005961000 R08: 1fe2200001430ec1 R09: ff1100000ff8d180 [ 18.777376][ T449] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 18.777581][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005961000 [ 18.777781][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 18.778015][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.778188][ T449] CR2: 00007f4e2aaa0f98 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.778393][ T449] PKRU: 55555554 [ 18.778496][ T449] Call Trace: [ 18.778596][ T449] [ 18.778665][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.778799][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.778935][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.779037][ T449] register_netdevice (net/core/dev.c:11488) [ 18.779178][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.779344][ T449] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.779492][ T449] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.779625][ T449] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.779758][ T449] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.779893][ T449] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.780033][ T449] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.780174][ T449] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 18.780309][ T449] ops_init (net/core/net_namespace.c:137) [ 18.780418][ T449] setup_net (net/core/net_namespace.c:446) [ 18.780527][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.780661][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.780796][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.780932][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.781068][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.781209][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.781345][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.781495][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.781630][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.781764][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.781898][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.782035][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.782173][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.782307][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.782511][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.782652][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.782785][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.782968][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.783115][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.783690][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.783892][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.784092][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.784295][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.784562][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.784759][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.796010][ T449] ------------[ cut here ]------------ | [ 18.796266][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.796524][ T449] Modules linked in: ip_gre gre | [ 18.796970][ T449] Tainted: [W]=WARN [ 18.797072][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.797248][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.797436][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.797939][ T449] RSP: 0018:ffa0000000dbf918 EFLAGS: 00010286 [ 18.798111][ T449] RAX: 00000000ffffffa6 RBX: ff1100000b54ee40 RCX: 1ff40000001b7ee9 [ 18.798317][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54eefc [ 18.798540][ T449] RBP: ff1100000ee21000 R08: 1fe22000016a9de1 R09: ff1100000ff8d180 [ 18.798744][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.798946][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee21000 [ 18.799170][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.799415][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.799591][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.799792][ T449] PKRU: 55555554 [ 18.799893][ T449] Call Trace: [ 18.799993][ T449] [ 18.800064][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.800203][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.800340][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.800456][ T449] register_netdevice (net/core/dev.c:11488) [ 18.800599][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.800809][ T449] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.800946][ T449] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.801107][ T449] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.801247][ T449] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.801411][ T449] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.801561][ T449] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.801697][ T449] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 18.801831][ T449] ops_init (net/core/net_namespace.c:137) [ 18.801934][ T449] setup_net (net/core/net_namespace.c:446) [ 18.802037][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.802175][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.802308][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.802477][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.802616][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.802752][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.802889][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.803028][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.803169][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.803304][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.803503][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.803640][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.803774][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.803910][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.804059][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.804196][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.804330][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.804510][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.804648][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.805121][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.805326][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.805535][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.805734][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.805936][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.806136][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.810746][ T449] ------------[ cut here ]------------ | [ 18.810908][ T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449 | [ 18.811137][ T449] Modules linked in: ip_gre gre | [ 18.811600][ T449] Tainted: [W]=WARN [ 18.811700][ T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.811868][ T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.812040][ T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.812552][ T449] RSP: 0018:ffa0000000dbf918 EFLAGS: 00010286 [ 18.812722][ T449] RAX: 00000000ffffffa6 RBX: ff1100000aa7eac0 RCX: 1ff40000001b7ee9 [ 18.812936][ T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aa7eb7c [ 18.813135][ T449] RBP: ff110000028c9000 R08: 1fe220000154fd71 R09: ff1100000ff8d180 [ 18.813359][ T449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 18.813576][ T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000028c9000 [ 18.813777][ T449] FS: 00007f0b08cdc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 18.814011][ T449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.814202][ T449] CR2: 00007f0b08eddc20 CR3: 00000000105f8006 CR4: 0000000000771ef0 [ 18.814428][ T449] PKRU: 55555554 [ 18.814532][ T449] Call Trace: [ 18.814631][ T449] [ 18.814700][ T449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.814832][ T449] ? notifier_call_chain (kernel/notifier.c:85) [ 18.814966][ T449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.815070][ T449] register_netdevice (net/core/dev.c:11488) [ 18.815212][ T449] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.815414][ T449] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.815557][ T449] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.815689][ T449] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.815822][ T449] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.815973][ T449] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.816110][ T449] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.816254][ T449] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 18.816393][ T449] ops_init (net/core/net_namespace.c:137) [ 18.816502][ T449] setup_net (net/core/net_namespace.c:446) [ 18.816603][ T449] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.816736][ T449] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.816867][ T449] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.817003][ T449] copy_net_ns (net/core/net_namespace.c:579) [ 18.817163][ T449] create_new_namespaces (kernel/nsproxy.c:132) [ 18.817303][ T449] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.817448][ T449] ksys_unshare (kernel/fork.c:3243) [ 18.817583][ T449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.817717][ T449] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.817871][ T449] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.818010][ T449] ? __ia32_sys_open (fs/open.c:1374) [ 18.818149][ T449] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.818287][ T449] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.818431][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.818565][ T449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.818698][ T449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.818831][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.818994][ T449] RIP: 0033:0x7f0b08f9ebcb [ 18.819133][ T449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.819629][ T449] RSP: 002b:00007fffccf26a78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 18.819829][ T449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0b08f9ebcb [ 18.820027][ T449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.820230][ T449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.820468][ T449] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffccf28ca0 [ 18.820667][ T449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffccf29877 | [ 18.861769][ T450] ------------[ cut here ]------------ | [ 18.861991][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.862285][ T450] Modules linked in: ip_gre gre | [ 18.862824][ T450] Tainted: [W]=WARN [ 18.862977][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.863208][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.863458][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.863988][ T450] RSP: 0018:ffa0000000c5fa80 EFLAGS: 00010286 [ 18.864217][ T450] RAX: 00000000ffffffa6 RBX: ff1100000ee70c80 RCX: 1ff400000018bf16 [ 18.864519][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee70d3c [ 18.864771][ T450] RBP: ff1100001000c000 R08: 1fe2200001dce1a9 R09: ff1100000eaa5180 [ 18.865021][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 18.865283][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001000c000 [ 18.865561][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.865849][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.866069][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 18.866334][ T450] PKRU: 55555554 [ 18.866510][ T450] Call Trace: [ 18.866685][ T450] [ 18.866821][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.867014][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 18.867212][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.867383][ T450] register_netdevice (net/core/dev.c:11488) [ 18.867597][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.867820][ T450] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.868008][ T450] register_netdev (net/core/dev.c:11552) [ 18.868200][ T450] loopback_net_init (drivers/net/loopback.c:218) [ 18.868404][ T450] ops_init (net/core/net_namespace.c:137) [ 18.868568][ T450] setup_net (net/core/net_namespace.c:446) [ 18.868722][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.868907][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.869094][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.869294][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 18.869508][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 18.869697][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.869886][ T450] ksys_unshare (kernel/fork.c:3243) [ 18.870072][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.870273][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.870484][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.870673][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 18.870865][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.871051][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.871312][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.871526][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.871713][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.871901][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.872143][ T450] RIP: 0033:0x7f7fbf33bbcb [ 18.872364][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.872900][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 18.873154][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 18.873434][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.873685][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.873936][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 18.874196][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 18.879030][ T450] ------------[ cut here ]------------ | [ 18.879232][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.879581][ T450] Modules linked in: ip_gre gre | [ 18.880102][ T450] Tainted: [W]=WARN [ 18.880267][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.880511][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.880737][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.881275][ T450] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 18.881516][ T450] RAX: 00000000ffffffa6 RBX: ff1100000cf683c0 RCX: 1ff400000018bee9 [ 18.881768][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf6847c [ 18.882019][ T450] RBP: ff11000010311000 R08: 1fe22000019ed091 R09: ff1100000eaa5180 [ 18.882279][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 18.882568][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010311000 [ 18.882824][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.883133][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.883377][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 18.883640][ T450] PKRU: 55555554 [ 18.883799][ T450] Call Trace: [ 18.883955][ T450] [ 18.884077][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.884274][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 18.884485][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.884651][ T450] register_netdevice (net/core/dev.c:11488) [ 18.884853][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.885079][ T450] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.885284][ T450] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.885500][ T450] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.885689][ T450] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.885882][ T450] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.886070][ T450] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.886273][ T450] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 18.886483][ T450] ops_init (net/core/net_namespace.c:137) [ 18.886649][ T450] setup_net (net/core/net_namespace.c:446) [ 18.886804][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.886989][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.887191][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.887399][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 18.887616][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 18.887812][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.888004][ T450] ksys_unshare (kernel/fork.c:3243) [ 18.888199][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.888417][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.888631][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.888824][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 18.889016][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.889234][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.889444][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.889633][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.889835][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.890025][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.890264][ T450] RIP: 0033:0x7f7fbf33bbcb [ 18.890482][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.891012][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 18.891277][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 18.891549][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.891826][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.892088][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 18.892367][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 18.897373][ T450] ------------[ cut here ]------------ | [ 18.897576][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.897888][ T450] Modules linked in: ip_gre gre | [ 18.898443][ T450] Tainted: [W]=WARN [ 18.898599][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.898840][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.899087][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.899648][ T450] RSP: 0018:ffa0000000c5f8f8 EFLAGS: 00010286 [ 18.899873][ T450] RAX: 00000000ffffffa6 RBX: ff1100000fa29e00 RCX: 1ff400000018bee5 [ 18.900126][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29ebc [ 18.900401][ T450] RBP: ff110000129b9000 R08: 1fe2200001f453d9 R09: ff1100000eaa5180 [ 18.900667][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 18.900922][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129b9000 [ 18.901182][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.901531][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.901759][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 18.902036][ T450] PKRU: 55555554 [ 18.902199][ T450] Call Trace: [ 18.902370][ T450] [ 18.902501][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.902695][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 18.902888][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.903045][ T450] register_netdevice (net/core/dev.c:11488) [ 18.903245][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.903494][ T450] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.903686][ T450] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.903883][ T450] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.904078][ T450] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.904282][ T450] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.904498][ T450] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.904688][ T450] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 18.904878][ T450] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 18.905069][ T450] vti_init_net (net/ipv4/ip_vti.c:517) [ 18.905272][ T450] ops_init (net/core/net_namespace.c:137) [ 18.905450][ T450] setup_net (net/core/net_namespace.c:446) [ 18.905611][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.905801][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.905992][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.906186][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 18.906397][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 18.906600][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.906790][ T450] ksys_unshare (kernel/fork.c:3243) [ 18.906986][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.907177][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.907383][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.907579][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 18.907771][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.907980][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.908172][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.908389][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.908609][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.908801][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.909023][ T450] RIP: 0033:0x7f7fbf33bbcb [ 18.909233][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.909788][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 18.910046][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 18.910310][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.910584][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.910863][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 18.911128][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 18.915898][ T450] ------------[ cut here ]------------ | [ 18.916079][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.916385][ T450] Modules linked in: ip_gre gre | [ 18.916909][ T450] Tainted: [W]=WARN [ 18.917065][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.917304][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.917552][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.918080][ T450] RSP: 0018:ffa0000000c5fa78 EFLAGS: 00010286 [ 18.918315][ T450] RAX: 00000000ffffffa6 RBX: ff1100000b54e200 RCX: 1ff400000018bf15 [ 18.918590][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e2bc [ 18.918847][ T450] RBP: ff1100000a119000 R08: 1fe22000016a9c59 R09: ff1100000eaa5180 [ 18.919099][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 18.919379][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000 [ 18.919645][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.919934][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.920155][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 18.920439][ T450] PKRU: 55555554 [ 18.920596][ T450] Call Trace: [ 18.920748][ T450] [ 18.920888][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.921078][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 18.921275][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.921452][ T450] register_netdevice (net/core/dev.c:11488) [ 18.921643][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.921862][ T450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.922054][ T450] register_netdev (net/core/dev.c:11552) [ 18.922254][ T450] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 18.922466][ T450] ops_init (net/core/net_namespace.c:137) [ 18.922624][ T450] setup_net (net/core/net_namespace.c:446) [ 18.922780][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.922966][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.923156][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.923369][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 18.923569][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 18.923758][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.923966][ T450] ksys_unshare (kernel/fork.c:3243) [ 18.924155][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.924363][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.924562][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.924753][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 18.924962][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.925150][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.925360][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.925557][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.925742][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.925930][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.926149][ T450] RIP: 0033:0x7f7fbf33bbcb [ 18.926384][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.926914][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 18.927169][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 18.927715][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.927981][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.928278][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 18.928676][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 18.943677][ T450] ------------[ cut here ]------------ | [ 18.943882][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.944162][ T450] Modules linked in: ip_gre gre | [ 18.944762][ T450] Tainted: [W]=WARN [ 18.944936][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.945159][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.945404][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.945955][ T450] RSP: 0018:ffa0000000c5fa68 EFLAGS: 00010286 [ 18.946186][ T450] RAX: 00000000ffffffa6 RBX: ff1100000cf69540 RCX: 1ff400000018bf13 [ 18.946462][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf695fc [ 18.946709][ T450] RBP: ff1100000fcf4000 R08: 1fe22000019ed2c1 R09: ff1100000eaa5180 [ 18.946960][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 18.947219][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fcf4000 [ 18.947518][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.947803][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.948024][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 18.948326][ T450] PKRU: 55555554 [ 18.948518][ T450] Call Trace: [ 18.948672][ T450] [ 18.948794][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.948980][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 18.949169][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.949329][ T450] register_netdevice (net/core/dev.c:11488) [ 18.949542][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.949762][ T450] register_netdev (net/core/dev.c:11552) [ 18.949948][ T450] sit_init_net (net/ipv6/sit.c:1860) [ 18.950165][ T450] ops_init (net/core/net_namespace.c:137) [ 18.950334][ T450] setup_net (net/core/net_namespace.c:446) [ 18.950511][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.950695][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.950882][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.951082][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 18.951289][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 18.951500][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.951687][ T450] ksys_unshare (kernel/fork.c:3243) [ 18.951874][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.952058][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.952258][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.952469][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 18.952657][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.952841][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.953048][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.953249][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.953469][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.953655][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.953874][ T450] RIP: 0033:0x7f7fbf33bbcb [ 18.954093][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.954651][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 18.954910][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 18.955162][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.955439][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.955686][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 18.955958][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 18.961307][ T450] ------------[ cut here ]------------ | [ 18.961574][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.961862][ T450] Modules linked in: ip_gre gre | [ 18.962396][ T450] Tainted: [W]=WARN [ 18.962558][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.962775][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.963055][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.963633][ T450] RSP: 0018:ffa0000000c5fa78 EFLAGS: 00010286 [ 18.963855][ T450] RAX: 00000000ffffffa6 RBX: ff1100000fb28740 RCX: 1ff400000018bf15 [ 18.964121][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb287fc [ 18.964448][ T450] RBP: ff1100000efbc000 R08: 1fe2200001f65101 R09: ff1100000eaa5180 [ 18.964714][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 18.964966][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000efbc000 [ 18.965252][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.965572][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.965807][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 18.966065][ T450] PKRU: 55555554 [ 18.966228][ T450] Call Trace: [ 18.966393][ T450] [ 18.966524][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.966715][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 18.966924][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.967078][ T450] register_netdevice (net/core/dev.c:11488) [ 18.967293][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.967536][ T450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 18.967726][ T450] register_netdev (net/core/dev.c:11552) [ 18.967933][ T450] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 18.968122][ T450] ops_init (net/core/net_namespace.c:137) [ 18.968286][ T450] setup_net (net/core/net_namespace.c:446) [ 18.968461][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.968644][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.968829][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.969017][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 18.969271][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 18.969481][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.969668][ T450] ksys_unshare (kernel/fork.c:3243) [ 18.969856][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.970088][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.970286][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.970518][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 18.970707][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.970891][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.971098][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.971301][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.971508][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.971695][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.971910][ T450] RIP: 0033:0x7f7fbf33bbcb [ 18.972100][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.972671][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 18.972920][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 18.973172][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.973453][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.973724][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 18.973999][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 18.978490][ T450] ------------[ cut here ]------------ | [ 18.978756][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.979094][ T450] Modules linked in: ip_gre gre | [ 18.979654][ T450] Tainted: [W]=WARN [ 18.979806][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.980044][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.980305][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.980859][ T450] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 18.981077][ T450] RAX: 00000000ffffffa6 RBX: ff1100000b9aaac0 RCX: 1ff400000018bee9 [ 18.981338][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9aab7c [ 18.981634][ T450] RBP: ff11000005881000 R08: 1fe2200001735571 R09: ff1100000eaa5180 [ 18.981888][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 18.982166][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005881000 [ 18.982445][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 18.982733][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.982957][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 18.983224][ T450] PKRU: 55555554 [ 18.983388][ T450] Call Trace: [ 18.983569][ T450] [ 18.983690][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 18.983876][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 18.984086][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 18.984257][ T450] register_netdevice (net/core/dev.c:11488) [ 18.984470][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 18.984688][ T450] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 18.984875][ T450] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 18.985062][ T450] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 18.985257][ T450] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 18.985466][ T450] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 18.985653][ T450] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 18.985839][ T450] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 18.986031][ T450] ops_init (net/core/net_namespace.c:137) [ 18.986222][ T450] setup_net (net/core/net_namespace.c:446) [ 18.986408][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 18.986601][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 18.986811][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 18.987001][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 18.987197][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 18.987419][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 18.987617][ T450] ksys_unshare (kernel/fork.c:3243) [ 18.987803][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 18.987988][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 18.988176][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 18.988379][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 18.988573][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 18.988759][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 18.988942][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 18.989126][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 18.989322][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 18.989532][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.989765][ T450] RIP: 0033:0x7f7fbf33bbcb [ 18.989954][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 18.990531][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 18.990809][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 18.991066][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 18.991329][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 18.991603][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 18.991883][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 18.996763][ T450] ------------[ cut here ]------------ | [ 18.996970][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 18.997265][ T450] Modules linked in: ip_gre gre | [ 18.997798][ T450] Tainted: [W]=WARN [ 18.997947][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.998165][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 18.998403][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 18.998985][ T450] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 18.999230][ T450] RAX: 00000000ffffffa6 RBX: ff1100000fb29c40 RCX: 1ff400000018bee9 [ 18.999502][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb29cfc [ 18.999752][ T450] RBP: ff1100000ee6c000 R08: 1fe2200001f653a1 R09: ff1100000eaa5180 [ 19.000001][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 19.000266][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee6c000 [ 19.000576][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 19.001110][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.001338][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 19.001637][ T450] PKRU: 55555554 [ 19.001793][ T450] Call Trace: [ 19.001945][ T450] [ 19.002065][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.002264][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 19.002473][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.002637][ T450] register_netdevice (net/core/dev.c:11488) [ 19.002850][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 19.003070][ T450] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 19.003272][ T450] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 19.003478][ T450] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 19.003679][ T450] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 19.003866][ T450] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 19.004051][ T450] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 19.004249][ T450] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 19.004460][ T450] ops_init (net/core/net_namespace.c:137) [ 19.004617][ T450] setup_net (net/core/net_namespace.c:446) [ 19.004770][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 19.004952][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 19.005153][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 19.005364][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 19.005560][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 19.005750][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 19.005935][ T450] ksys_unshare (kernel/fork.c:3243) [ 19.006134][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 19.006328][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 19.006550][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 19.006736][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 19.006922][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 19.007135][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 19.007328][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.007545][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.007730][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.007935][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.008172][ T450] RIP: 0033:0x7f7fbf33bbcb [ 19.008381][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 19.008980][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 19.009241][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 19.009512][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 19.009763][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 19.010033][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 19.010295][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 19.016863][ T450] ------------[ cut here ]------------ | [ 19.017066][ T450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/450 | [ 19.017887][ T450] Modules linked in: ip_gre gre | [ 19.018584][ T450] Tainted: [W]=WARN [ 19.018799][ T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.019070][ T450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.019394][ T450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.020019][ T450] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 19.020316][ T450] RAX: 00000000ffffffa6 RBX: ff1100000e106200 RCX: 1ff400000018bee9 [ 19.020638][ T450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1062bc [ 19.020958][ T450] RBP: ff11000009bb9000 R08: 1fe2200001c20c59 R09: ff1100000eaa5180 [ 19.021277][ T450] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 19.021628][ T450] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bb9000 [ 19.021945][ T450] FS: 00007f7fbf079840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 19.022325][ T450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.022629][ T450] CR2: 00007f7fbf27ac20 CR3: 000000000fb77006 CR4: 0000000000771ef0 [ 19.022949][ T450] PKRU: 55555554 [ 19.023367][ T450] Call Trace: [ 19.023594][ T450] [ 19.023779][ T450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.024300][ T450] ? notifier_call_chain (kernel/notifier.c:85) [ 19.024566][ T450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.024773][ T450] register_netdevice (net/core/dev.c:11488) [ 19.025036][ T450] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 19.025323][ T450] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 19.025627][ T450] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 19.025867][ T450] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 19.026105][ T450] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 19.026372][ T450] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 19.026622][ T450] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 19.026864][ T450] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 19.027122][ T450] ops_init (net/core/net_namespace.c:137) [ 19.027341][ T450] setup_net (net/core/net_namespace.c:446) [ 19.027652][ T450] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 19.027902][ T450] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 19.028142][ T450] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 19.028410][ T450] copy_net_ns (net/core/net_namespace.c:579) [ 19.028699][ T450] create_new_namespaces (kernel/nsproxy.c:132) [ 19.028969][ T450] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 19.029220][ T450] ksys_unshare (kernel/fork.c:3243) [ 19.029493][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 19.029733][ T450] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 19.029997][ T450] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 19.030247][ T450] ? __ia32_sys_open (fs/open.c:1374) [ 19.030837][ T450] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 19.031102][ T450] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 19.031368][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.031617][ T450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.031864][ T450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.032121][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.032443][ T450] RIP: 0033:0x7f7fbf33bbcb [ 19.032697][ T450] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 19.033340][ T450] RSP: 002b:00007ffcc37dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 19.033738][ T450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fbf33bbcb [ 19.034067][ T450] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 19.034401][ T450] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 19.035224][ T450] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc37defd0 [ 19.035554][ T450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc37df877 | [ 19.077909][ T451] ------------[ cut here ]------------ | [ 19.078080][ T451] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/451 | [ 19.078326][ T451] Modules linked in: ip_gre gre | [ 19.078766][ T451] Tainted: [W]=WARN [ 19.078895][ T451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.079076][ T451] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.079260][ T451] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.079768][ T451] RSP: 0018:ffa0000000dbee30 EFLAGS: 00010286 [ 19.079941][ T451] RAX: 00000000ffffffa6 RBX: ff1100000d813700 RCX: 1ff40000001b7d8c [ 19.080196][ T451] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8137bc [ 19.080410][ T451] RBP: ff1100000eea4000 R08: 1fe2200001b026f9 R09: ff11000009852e80 [ 19.080628][ T451] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 19.080835][ T451] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ccce008 [ 19.081042][ T451] FS: 00007f5219e2d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 19.081290][ T451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.081472][ T451] CR2: 000000000042ebe0 CR3: 00000000105f8002 CR4: 0000000000771ef0 [ 19.081680][ T451] PKRU: 55555554 [ 19.081784][ T451] Call Trace: [ 19.081887][ T451] [ 19.081957][ T451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.082100][ T451] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.082250][ T451] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.082361][ T451] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 19.082507][ T451] __dev_notify_flags (net/core/dev.c:9787) [ 19.082647][ T451] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 19.082785][ T451] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 19.082923][ T451] ? netif_change_name (net/core/dev.c:1495) [ 19.083060][ T451] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.083200][ T451] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.083336][ T451] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.083489][ T451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.083631][ T451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.083770][ T451] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 19.083910][ T451] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 19.084050][ T451] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 19.084195][ T451] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 19.084336][ T451] veth_newlink (drivers/net/veth.c:1871) [ 19.084530][ T451] ? veth_poll_controller (drivers/net/veth.c:1470) [ 19.084667][ T451] ? kasan_save_stack (mm/kasan/common.c:57) [ 19.084825][ T451] ? kasan_save_track (mm/kasan/common.c:78) [ 19.084966][ T451] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 19.085120][ T451] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 19.085262][ T451] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 19.085409][ T451] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 19.085559][ T451] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 19.085699][ T451] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 19.085839][ T451] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 19.085979][ T451] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.086118][ T451] ? __dev_get_by_name (net/core/dev.c:883) [ 19.086260][ T451] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.086410][ T451] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.086562][ T451] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.086703][ T451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.086841][ T451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.086980][ T451] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.087118][ T451] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.087262][ T451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.087413][ T451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.087561][ T451] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.087706][ T451] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.087847][ T451] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.087986][ T451] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.088124][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.088266][ T451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.088413][ T451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.088564][ T451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.088704][ T451] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.088843][ T451] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.088987][ T451] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.089128][ T451] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.089273][ T451] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.089425][ T451] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.089568][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.089712][ T451] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.089943][ T451] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.090106][ T451] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.090288][ T451] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.090479][ T451] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.090646][ T451] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.090859][ T451] ? move_addr_to_kernel (net/socket.c:258) [ 19.091005][ T451] ___sys_sendmsg (net/socket.c:2752) [ 19.091145][ T451] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.091293][ T451] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.091486][ T451] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 19.091628][ T451] __sys_sendmsg (net/socket.c:2784) [ 19.091775][ T451] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.091920][ T451] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 19.092062][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.092209][ T451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.092354][ T451] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.092500][ T451] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.092640][ T451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.092863][ T451] RIP: 0033:0x7f521a06708e [ 19.093043][ T451] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.093559][ T451] RSP: 002b:00007ffd95021a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.093846][ T451] RAX: ffffffffffffffda RBX: 00007ffd950221b0 RCX: 00007f521a06708e [ 19.094058][ T451] RDX: 0000000000000000 RSI: 00007ffd95021ab0 RDI: 0000000000000005 [ 19.094268][ T451] RBP: 00007ffd95021a10 R08: 0000000000000000 R09: 0000000000000000 [ 19.094490][ T451] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.094736][ T451] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd95022170 | [ 19.109091][ T451] ------------[ cut here ]------------ | [ 19.109270][ T451] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/451 | [ 19.109625][ T451] Modules linked in: ip_gre gre | [ 19.110047][ T451] Tainted: [W]=WARN [ 19.110156][ T451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.110328][ T451] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.110578][ T451] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.111131][ T451] RSP: 0018:ffa0000000dbf1b0 EFLAGS: 00010286 [ 19.111309][ T451] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff40000001b7dfc [ 19.111583][ T451] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 19.111787][ T451] RBP: ff11000010274000 R08: 1fe22000016c6d71 R09: ff11000009852e80 [ 19.111995][ T451] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 19.112200][ T451] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 19.112476][ T451] FS: 00007f5219e2d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 19.112717][ T451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.112892][ T451] CR2: 000000000042ebe0 CR3: 00000000105f8002 CR4: 0000000000771ef0 [ 19.113099][ T451] PKRU: 55555554 [ 19.113206][ T451] Call Trace: [ 19.113309][ T451] [ 19.113444][ T451] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.113585][ T451] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.113690][ T451] __dev_notify_flags (net/core/dev.c:9787) [ 19.113829][ T451] ? netif_change_name (net/core/dev.c:1495) [ 19.113967][ T451] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 19.114106][ T451] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 19.114249][ T451] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 19.114474][ T451] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 19.114644][ T451] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.114785][ T451] ? __dev_get_by_name (net/core/dev.c:883) [ 19.114920][ T451] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.115063][ T451] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.115209][ T451] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.115407][ T451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.115563][ T451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.115700][ T451] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.115836][ T451] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.115973][ T451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.116114][ T451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.116258][ T451] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.116460][ T451] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.116596][ T451] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.116754][ T451] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.116919][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.117059][ T451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.117198][ T451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.117337][ T451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.117541][ T451] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.117676][ T451] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.117827][ T451] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.117963][ T451] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.118101][ T451] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.118244][ T451] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.118445][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.118584][ T451] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.118724][ T451] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.118863][ T451] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.119002][ T451] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.119140][ T451] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.119281][ T451] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.119515][ T451] ? move_addr_to_kernel (net/socket.c:258) [ 19.119656][ T451] ___sys_sendmsg (net/socket.c:2752) [ 19.119794][ T451] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.119934][ T451] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.120121][ T451] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 19.120266][ T451] __sys_sendmsg (net/socket.c:2784) [ 19.120497][ T451] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.120646][ T451] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 19.120784][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.120925][ T451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.121062][ T451] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.121208][ T451] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.121406][ T451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.121581][ T451] RIP: 0033:0x7f521a06708e [ 19.121725][ T451] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.122230][ T451] RSP: 002b:00007ffd95021a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.122504][ T451] RAX: ffffffffffffffda RBX: 00007ffd950221b0 RCX: 00007f521a06708e [ 19.122723][ T451] RDX: 0000000000000000 RSI: 00007ffd95021ab0 RDI: 0000000000000005 [ 19.122958][ T451] RBP: 00007ffd95021a10 R08: 0000000000000000 R09: 0000000000000000 [ 19.123169][ T451] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.123437][ T451] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd95022170 | [ 19.148840][ T452] ------------[ cut here ]------------ | [ 19.149038][ T452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/452 | [ 19.149332][ T452] Modules linked in: ip_gre gre | [ 19.149888][ T452] Tainted: [W]=WARN [ 19.150039][ T452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.150270][ T452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.150519][ T452] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.151038][ T452] RSP: 0018:ffa0000000d9f020 EFLAGS: 00010286 [ 19.151267][ T452] RAX: 00000000ffffffa6 RBX: ff1100000b453700 RCX: 1ff40000001b3dca [ 19.151597][ T452] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4537bc [ 19.151847][ T452] RBP: ff11000010274000 R08: 1fe220000168a6f9 R09: ff11000009850b58 [ 19.152093][ T452] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 19.152364][ T452] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.152630][ T452] FS: 00007ffaca608840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 19.152914][ T452] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.153131][ T452] CR2: 00000000308ca988 CR3: 000000000da50003 CR4: 0000000000771ef0 [ 19.153492][ T452] PKRU: 55555554 [ 19.153722][ T452] Call Trace: [ 19.153926][ T452] [ 19.154124][ T452] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.154412][ T452] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.154680][ T452] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 19.154909][ T452] __dev_notify_flags (net/core/dev.c:9787) [ 19.155103][ T452] ? netif_change_name (net/core/dev.c:1495) [ 19.155298][ T452] ? __dev_change_flags (net/core/dev.c:9752) [ 19.155507][ T452] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 19.155691][ T452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.155889][ T452] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 19.156076][ T452] netif_change_flags (net/core/dev.c:9820) [ 19.156273][ T452] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.156480][ T452] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 19.156692][ T452] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 19.156882][ T452] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 19.157104][ T452] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.157302][ T452] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.157513][ T452] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 19.157697][ T452] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.157886][ T452] ? __kernel_text_address (kernel/extable.c:79) [ 19.158072][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.158275][ T452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.158484][ T452] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.158672][ T452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.158860][ T452] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 19.159043][ T452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.159242][ T452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.159453][ T452] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 19.159640][ T452] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 19.159826][ T452] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 19.160015][ T452] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.160213][ T452] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 19.160416][ T452] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 19.160614][ T452] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.160801][ T452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.160983][ T452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.161172][ T452] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.161374][ T452] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.161571][ T452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.161759][ T452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.161943][ T452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.162129][ T452] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.162323][ T452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.162553][ T452] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.162753][ T452] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.162942][ T452] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.163126][ T452] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.163318][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.163529][ T452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.163712][ T452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.163900][ T452] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.164086][ T452] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.164281][ T452] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.164498][ T452] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.164682][ T452] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.164888][ T452] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.165079][ T452] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.165275][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.165485][ T452] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.165672][ T452] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.165862][ T452] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.166049][ T452] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.166248][ T452] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.166457][ T452] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.166689][ T452] ? move_addr_to_kernel (net/socket.c:258) [ 19.166899][ T452] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.167086][ T452] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.167286][ T452] ___sys_sendmsg (net/socket.c:2752) [ 19.167495][ T452] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 19.167714][ T452] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.167926][ T452] __sys_sendmsg (net/socket.c:2784) [ 19.168112][ T452] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.168307][ T452] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 19.168551][ T452] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.168742][ T452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.168929][ T452] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.169113][ T452] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.169306][ T452] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.169515][ T452] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.169735][ T452] RIP: 0033:0x7ffaca84208e [ 19.169927][ T452] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.170482][ T452] RSP: 002b:00007ffde98a92f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.170734][ T452] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffaca84208e [ 19.170981][ T452] RDX: 0000000000000000 RSI: 00007ffde98a93a0 RDI: 0000000000000005 [ 19.171263][ T452] RBP: 00007ffde98a9300 R08: 0000000000000000 R09: 0000000000000000 [ 19.171543][ T452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.171804][ T452] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde98a9a70 | [ 19.208471][ T453] ------------[ cut here ]------------ | [ 19.208640][ T453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/453 | [ 19.208962][ T453] Modules linked in: ip_gre gre | [ 19.209459][ T453] Tainted: [W]=WARN [ 19.209568][ T453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.209735][ T453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.209944][ T453] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.210494][ T453] RSP: 0018:ffa0000000dcf020 EFLAGS: 00010286 [ 19.210666][ T453] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff40000001b9dca [ 19.210908][ T453] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 19.211109][ T453] RBP: ff1100000eea4000 R08: 1fe2200001f451a9 R09: ff1100000ffd2e58 [ 19.211315][ T453] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 19.211582][ T453] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.211822][ T453] FS: 00007fb834c47840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 19.212060][ T453] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.212233][ T453] CR2: 0000000037bc5988 CR3: 000000000effc006 CR4: 0000000000771ef0 [ 19.212496][ T453] PKRU: 55555554 [ 19.212622][ T453] Call Trace: [ 19.212720][ T453] [ 19.212823][ T453] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.212963][ T453] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.213065][ T453] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 19.213203][ T453] __dev_notify_flags (net/core/dev.c:9787) [ 19.213338][ T453] ? netif_change_name (net/core/dev.c:1495) [ 19.213535][ T453] ? __dev_change_flags (net/core/dev.c:9752) [ 19.213668][ T453] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 19.213825][ T453] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.213963][ T453] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 19.214098][ T453] netif_change_flags (net/core/dev.c:9820) [ 19.214239][ T453] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.214435][ T453] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 19.214572][ T453] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 19.214705][ T453] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 19.214913][ T453] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.215045][ T453] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.215185][ T453] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 19.215317][ T453] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.215532][ T453] ? __kernel_text_address (kernel/extable.c:79) [ 19.215668][ T453] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.215817][ T453] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.215955][ T453] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.216089][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.216229][ T453] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 19.216434][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.216569][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.216708][ T453] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 19.216881][ T453] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 19.217016][ T453] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 19.217155][ T453] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.217290][ T453] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 19.217465][ T453] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 19.217602][ T453] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.217737][ T453] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.217931][ T453] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.218099][ T453] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.218248][ T453] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.218387][ T453] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.218528][ T453] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.218660][ T453] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.218815][ T453] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.218954][ T453] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.219088][ T453] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.219228][ T453] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.219402][ T453] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.219544][ T453] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.219678][ T453] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.219851][ T453] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.219986][ T453] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.220120][ T453] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.220257][ T453] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.220394][ T453] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.220543][ T453] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.220675][ T453] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.220853][ T453] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.220990][ T453] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.221151][ T453] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.221288][ T453] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.221434][ T453] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.221573][ T453] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.221708][ T453] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.221915][ T453] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.222049][ T453] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.222220][ T453] ? move_addr_to_kernel (net/socket.c:258) [ 19.222360][ T453] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.222499][ T453] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.222637][ T453] ___sys_sendmsg (net/socket.c:2752) [ 19.222772][ T453] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 19.222939][ T453] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.223085][ T453] __sys_sendmsg (net/socket.c:2784) [ 19.223247][ T453] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.223386][ T453] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 19.223561][ T453] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.223695][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.223858][ T453] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.223992][ T453] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.224125][ T453] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.224261][ T453] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.224437][ T453] RIP: 0033:0x7fb834e8108e [ 19.224577][ T453] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.225087][ T453] RSP: 002b:00007fff9e72cc50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.225291][ T453] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb834e8108e [ 19.225497][ T453] RDX: 0000000000000000 RSI: 00007fff9e72cd00 RDI: 0000000000000005 [ 19.225700][ T453] RBP: 00007fff9e72cc60 R08: 0000000000000000 R09: 0000000000000000 [ 19.225916][ T453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.226112][ T453] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e72d3d0 | [ 19.228330][ T39] ------------[ cut here ]------------ | [ 19.228585][ T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39 | [ 19.228902][ T39] Modules linked in: ip_gre gre | [ 19.229449][ T39] Tainted: [W]=WARN [ 19.229595][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.229808][ T39] Workqueue: events_unbound linkwatch_event [ 19.230045][ T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.230269][ T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.230789][ T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286 [ 19.231016][ T39] RAX: 00000000ffffffa6 RBX: ff1100000b453000 RCX: 1ff4000000057f02 [ 19.231261][ T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4530bc [ 19.231523][ T39] RBP: ff1100000eea4000 R08: 1fe220000168a619 R09: ff11000001da51a8 [ 19.231758][ T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 19.232010][ T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 19.232255][ T39] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 19.232548][ T39] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.232757][ T39] CR2: 00000000308ca988 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 19.233010][ T39] PKRU: 55555554 [ 19.233155][ T39] Call Trace: [ 19.233306][ T39] [ 19.233443][ T39] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.233623][ T39] ? notifier_call_chain (kernel/notifier.c:85) [ 19.233806][ T39] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.233963][ T39] netif_state_change (net/core/dev.c:1605) [ 19.234139][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.234367][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 19.234555][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 19.234732][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.234930][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 19.235105][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 19.235298][ T39] process_one_work (kernel/workqueue.c:3314) [ 19.235503][ T39] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 19.235679][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.235879][ T39] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 19.236061][ T39] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 19.236247][ T39] kthread (kernel/kthread.c:436) [ 19.236405][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.236618][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 19.236822][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.237015][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 19.237232][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.237432][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 19.237608][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.239983][ T39] ------------[ cut here ]------------ | [ 19.240171][ T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39 | [ 19.240502][ T39] Modules linked in: ip_gre gre | [ 19.241029][ T39] Tainted: [W]=WARN [ 19.241174][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.241396][ T39] Workqueue: events_unbound linkwatch_event [ 19.241619][ T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.241847][ T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.242371][ T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286 [ 19.242593][ T39] RAX: 00000000ffffffa6 RBX: ff1100000b452900 RCX: 1ff4000000057f02 [ 19.242857][ T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4529bc [ 19.243102][ T39] RBP: ff11000010274000 R08: 1fe220000168a539 R09: ff11000001da51a8 [ 19.243379][ T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 19.243630][ T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 19.243906][ T39] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 19.244175][ T39] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.244429][ T39] CR2: 00000000308ca988 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 19.244668][ T39] PKRU: 55555554 [ 19.244842][ T39] Call Trace: [ 19.245005][ T39] [ 19.245124][ T39] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.245308][ T39] ? notifier_call_chain (kernel/notifier.c:85) [ 19.245518][ T39] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.245667][ T39] netif_state_change (net/core/dev.c:1605) [ 19.245879][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.246094][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 19.246281][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 19.246515][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.246695][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 19.246913][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 19.247096][ T39] process_one_work (kernel/workqueue.c:3314) [ 19.247285][ T39] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 19.247484][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.247664][ T39] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 19.247845][ T39] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 19.248019][ T39] kthread (kernel/kthread.c:436) [ 19.248170][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.248404][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 19.248959][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.249136][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 19.249383][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.249570][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 19.249750][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.382534][ T458] ------------[ cut here ]------------ | [ 19.382736][ T458] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/458 | [ 19.382991][ T458] Modules linked in: ip_gre gre | [ 19.384163][ T458] Tainted: [W]=WARN [ 19.384300][ T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.384588][ T458] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.384781][ T458] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.385288][ T458] RSP: 0018:ffa0000000dfef10 EFLAGS: 00010286 [ 19.385566][ T458] RAX: 00000000ffffffa6 RBX: ff1100000e112040 RCX: 1ff40000001bfda8 [ 19.385778][ T458] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1120fc [ 19.386007][ T458] RBP: ff11000004cec000 R08: 1fe2200001c22421 R09: ff11000009742e80 [ 19.386237][ T458] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 19.386529][ T458] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 19.386785][ T458] FS: 00007f3ff4c0d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 19.387051][ T458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.387235][ T458] CR2: 000000000042f320 CR3: 000000000f8d5005 CR4: 0000000000771ef0 [ 19.387561][ T458] PKRU: 55555554 [ 19.387670][ T458] Call Trace: [ 19.387778][ T458] [ 19.387853][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.387999][ T458] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 19.388143][ T458] notifier_call_chain (kernel/notifier.c:85) [ 19.388292][ T458] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 19.388492][ T458] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 19.388632][ T458] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 19.388812][ T458] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 19.388992][ T458] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 19.389140][ T458] netif_set_mtu (net/core/dev.c:9910) [ 19.389288][ T458] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 19.389437][ T458] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 19.389585][ T458] dev_set_mtu (net/core/dev_api.c:249) [ 19.389695][ T458] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 19.389836][ T458] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 19.389977][ T458] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 19.390162][ T458] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 19.390304][ T458] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 19.390496][ T458] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 19.390641][ T458] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 19.390784][ T458] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.390926][ T458] ? __dev_get_by_name (net/core/dev.c:883) [ 19.391068][ T458] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.391223][ T458] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.391377][ T458] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.391529][ T458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.391671][ T458] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.391812][ T458] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.391953][ T458] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.392094][ T458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.392245][ T458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.392394][ T458] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.392542][ T458] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.392711][ T458] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.392856][ T458] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.392998][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.393142][ T458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.393287][ T458] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.393439][ T458] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.393582][ T458] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.393724][ T458] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.393870][ T458] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.394011][ T458] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.394161][ T458] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.394304][ T458] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.394459][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.394603][ T458] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.394746][ T458] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.394889][ T458] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.395032][ T458] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.395180][ T458] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.395321][ T458] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.395509][ T458] ? move_addr_to_kernel (net/socket.c:258) [ 19.395655][ T458] ___sys_sendmsg (net/socket.c:2752) [ 19.395798][ T458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.395941][ T458] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.396092][ T458] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.396243][ T458] __sys_sendmsg (net/socket.c:2784) [ 19.396392][ T458] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.396545][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.396687][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.396830][ T458] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.396971][ T458] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.397113][ T458] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.397260][ T458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.397448][ T458] RIP: 0033:0x7f3ff4e4708e [ 19.397631][ T458] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.398217][ T458] RSP: 002b:00007ffdfcaa1d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.398440][ T458] RAX: ffffffffffffffda RBX: 00007ffdfcaa2500 RCX: 00007f3ff4e4708e [ 19.398656][ T458] RDX: 0000000000000000 RSI: 00007ffdfcaa1e00 RDI: 0000000000000005 [ 19.398886][ T458] RBP: 00007ffdfcaa1d60 R08: 0000000000000000 R09: 0000000000000000 [ 19.399100][ T458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.399320][ T458] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfcaa24d0 | [ 19.401049][ T458] ------------[ cut here ]------------ | [ 19.401188][ T458] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/458 | [ 19.401436][ T458] Modules linked in: ip_gre gre | [ 19.401881][ T458] Tainted: [W]=WARN [ 19.401985][ T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.402160][ T458] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.402336][ T458] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.403096][ T458] RSP: 0018:ffa0000000dff1b0 EFLAGS: 00010286 [ 19.403297][ T458] RAX: 00000000ffffffa6 RBX: ff1100000e113a80 RCX: 1ff40000001bfdfc [ 19.403575][ T458] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e113b3c [ 19.403800][ T458] RBP: ff11000004cec000 R08: 1fe2200001c22769 R09: ff11000009742e80 [ 19.404005][ T458] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 19.404212][ T458] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 19.404541][ T458] FS: 00007f3ff4c0d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 19.404816][ T458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.405117][ T458] CR2: 000000000042f320 CR3: 000000000f8d5005 CR4: 0000000000771ef0 [ 19.405328][ T458] PKRU: 55555554 [ 19.405516][ T458] Call Trace: [ 19.405618][ T458] [ 19.405689][ T458] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.405877][ T458] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.405985][ T458] __dev_notify_flags (net/core/dev.c:9787) [ 19.406123][ T458] ? netif_change_name (net/core/dev.c:1495) [ 19.406261][ T458] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 19.406498][ T458] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 19.406637][ T458] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 19.406777][ T458] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.406912][ T458] ? __dev_get_by_name (net/core/dev.c:883) [ 19.407068][ T458] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.407229][ T458] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.407434][ T458] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.407573][ T458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.407708][ T458] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.407847][ T458] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.407983][ T458] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.408117][ T458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.408263][ T458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.408437][ T458] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.408574][ T458] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.408730][ T458] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.408885][ T458] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.409022][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.409165][ T458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.409300][ T458] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.409449][ T458] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.409586][ T458] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.409723][ T458] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.409862][ T458] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.409997][ T458] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.410134][ T458] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.410276][ T458] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.410420][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.410563][ T458] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.410701][ T458] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.410837][ T458] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.410975][ T458] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.411109][ T458] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.411249][ T458] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.411428][ T458] ? move_addr_to_kernel (net/socket.c:258) [ 19.411569][ T458] ___sys_sendmsg (net/socket.c:2752) [ 19.411705][ T458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.411841][ T458] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.411987][ T458] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.412126][ T458] __sys_sendmsg (net/socket.c:2784) [ 19.412265][ T458] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.412413][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.412556][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.412692][ T458] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.412827][ T458] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.412962][ T458] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.413099][ T458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.413273][ T458] RIP: 0033:0x7f3ff4e4708e [ 19.413428][ T458] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.413963][ T458] RSP: 002b:00007ffdfcaa1d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.414175][ T458] RAX: ffffffffffffffda RBX: 00007ffdfcaa2500 RCX: 00007f3ff4e4708e [ 19.414384][ T458] RDX: 0000000000000000 RSI: 00007ffdfcaa1e00 RDI: 0000000000000005 [ 19.414596][ T458] RBP: 00007ffdfcaa1d60 R08: 0000000000000000 R09: 0000000000000000 [ 19.414819][ T458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.415026][ T458] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfcaa24d0 | [ 19.459330][ T459] ------------[ cut here ]------------ | [ 19.459527][ T459] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/459 | [ 19.459792][ T459] Modules linked in: ip_gre gre | [ 19.460251][ T459] Tainted: [W]=WARN [ 19.460377][ T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.460564][ T459] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.460749][ T459] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.461257][ T459] RSP: 0018:ffa0000000c9ef10 EFLAGS: 00010286 [ 19.461447][ T459] RAX: 00000000ffffffa6 RBX: ff1100000c5423c0 RCX: 1ff4000000193da8 [ 19.461667][ T459] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54247c [ 19.461883][ T459] RBP: ff1100000eab4000 R08: 1fe22000018a8491 R09: ff11000009740b80 [ 19.462097][ T459] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 19.462315][ T459] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 19.462572][ T459] FS: 00007f5e59254840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 19.462822][ T459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.463003][ T459] CR2: 00007f5e5944d460 CR3: 000000000effc004 CR4: 0000000000771ef0 [ 19.463239][ T459] PKRU: 55555554 [ 19.463352][ T459] Call Trace: [ 19.463465][ T459] [ 19.463538][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.463681][ T459] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 19.463826][ T459] notifier_call_chain (kernel/notifier.c:85) [ 19.463971][ T459] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 19.464129][ T459] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 19.464275][ T459] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 19.464480][ T459] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 19.464660][ T459] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 19.464806][ T459] netif_set_mtu (net/core/dev.c:9910) [ 19.464948][ T459] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 19.465089][ T459] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 19.465241][ T459] dev_set_mtu (net/core/dev_api.c:249) [ 19.465355][ T459] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 19.465508][ T459] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 19.465651][ T459] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 19.465834][ T459] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 19.465991][ T459] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 19.466189][ T459] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 19.466334][ T459] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 19.466491][ T459] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.466633][ T459] ? __dev_get_by_name (net/core/dev.c:883) [ 19.466775][ T459] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.466923][ T459] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.467071][ T459] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.467221][ T459] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.467378][ T459] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.467527][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.467669][ T459] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.467810][ T459] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.467956][ T459] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.468099][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.468246][ T459] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.468395][ T459] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.468543][ T459] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.468687][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.468856][ T459] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.468998][ T459] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.469142][ T459] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.469471][ T459] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.469702][ T459] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.469848][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.469990][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.470165][ T459] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.470308][ T459] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.470536][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.470681][ T459] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.470826][ T459] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.470970][ T459] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.471114][ T459] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.471263][ T459] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.471475][ T459] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.471677][ T459] ? move_addr_to_kernel (net/socket.c:258) [ 19.471846][ T459] ___sys_sendmsg (net/socket.c:2752) [ 19.471987][ T459] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.472133][ T459] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.472291][ T459] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.473261][ T459] __sys_sendmsg (net/socket.c:2784) [ 19.473522][ T459] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.473673][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.473845][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.473994][ T459] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.474137][ T459] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.474284][ T459] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.474467][ T459] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.474644][ T459] RIP: 0033:0x7f5e5948e08e [ 19.474810][ T459] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.475328][ T459] RSP: 002b:00007ffe287d2420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.475556][ T459] RAX: ffffffffffffffda RBX: 00007ffe287d2bd0 RCX: 00007f5e5948e08e [ 19.475768][ T459] RDX: 0000000000000000 RSI: 00007ffe287d24d0 RDI: 0000000000000005 [ 19.476254][ T459] RBP: 00007ffe287d2430 R08: 0000000000000000 R09: 0000000000000000 [ 19.476482][ T459] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.476696][ T459] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe287d2ba0 | [ 19.478440][ T459] ------------[ cut here ]------------ | [ 19.478576][ T459] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/459 | [ 19.478833][ T459] Modules linked in: ip_gre gre | [ 19.479254][ T459] Tainted: [W]=WARN [ 19.479362][ T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.479538][ T459] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.479713][ T459] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.480228][ T459] RSP: 0018:ffa0000000c9f1b0 EFLAGS: 00010286 [ 19.480404][ T459] RAX: 00000000ffffffa6 RBX: ff1100000c542200 RCX: 1ff4000000193dfc [ 19.480616][ T459] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5422bc [ 19.480837][ T459] RBP: ff1100000eab4000 R08: 1fe22000018a8459 R09: ff11000009740b80 [ 19.481039][ T459] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 19.481269][ T459] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 19.481483][ T459] FS: 00007f5e59254840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 19.481727][ T459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.481913][ T459] CR2: 00007f5e5944d460 CR3: 000000000effc004 CR4: 0000000000771ef0 [ 19.482117][ T459] PKRU: 55555554 [ 19.482223][ T459] Call Trace: [ 19.482324][ T459] [ 19.482418][ T459] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.482564][ T459] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.482668][ T459] __dev_notify_flags (net/core/dev.c:9787) [ 19.482805][ T459] ? netif_change_name (net/core/dev.c:1495) [ 19.482941][ T459] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 19.483128][ T459] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 19.483272][ T459] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 19.483428][ T459] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.483567][ T459] ? __dev_get_by_name (net/core/dev.c:883) [ 19.483705][ T459] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.483855][ T459] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.483996][ T459] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.484135][ T459] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.484290][ T459] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.484436][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.484575][ T459] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.484711][ T459] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.484852][ T459] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.485020][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.485161][ T459] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.485306][ T459] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.485450][ T459] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.485586][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.485726][ T459] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.485898][ T459] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.486436][ T459] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.486577][ T459] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.486712][ T459] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.486874][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.487012][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.487401][ T459] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.487546][ T459] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.487682][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.487847][ T459] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.487984][ T459] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.488121][ T459] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.488261][ T459] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.488402][ T459] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.488543][ T459] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.488710][ T459] ? move_addr_to_kernel (net/socket.c:258) [ 19.488852][ T459] ___sys_sendmsg (net/socket.c:2752) [ 19.488988][ T459] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.489151][ T459] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.489299][ T459] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.489449][ T459] __sys_sendmsg (net/socket.c:2784) [ 19.489584][ T459] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.489728][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.489863][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.490002][ T459] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.490140][ T459] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.490296][ T459] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.490462][ T459] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.490662][ T459] RIP: 0033:0x7f5e5948e08e [ 19.490805][ T459] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.491294][ T459] RSP: 002b:00007ffe287d2420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.491508][ T459] RAX: ffffffffffffffda RBX: 00007ffe287d2bd0 RCX: 00007f5e5948e08e [ 19.491709][ T459] RDX: 0000000000000000 RSI: 00007ffe287d24d0 RDI: 0000000000000005 [ 19.491912][ T459] RBP: 00007ffe287d2430 R08: 0000000000000000 R09: 0000000000000000 [ 19.492133][ T459] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.492339][ T459] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe287d2ba0 | [ 19.522787][ T460] ------------[ cut here ]------------ | [ 19.522970][ T460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/460 | [ 19.523207][ T460] Modules linked in: ip_gre gre | [ 19.523657][ T460] Tainted: [W]=WARN [ 19.523757][ T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.523927][ T460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.524129][ T460] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.524617][ T460] RSP: 0018:ffa0000000dff020 EFLAGS: 00010286 [ 19.524783][ T460] RAX: 00000000ffffffa6 RBX: ff1100000d8303c0 RCX: 1ff40000001bfdca [ 19.524977][ T460] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d83047c [ 19.525192][ T460] RBP: ff11000004cec000 R08: 1fe2200001b06091 R09: ff11000009a7ae58 [ 19.525393][ T460] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 19.525599][ T460] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.525800][ T460] FS: 00007fd4e3493840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 19.526034][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.526211][ T460] CR2: 000000001c22e988 CR3: 000000000f8d5002 CR4: 0000000000771ef0 [ 19.526433][ T460] PKRU: 55555554 [ 19.526534][ T460] Call Trace: [ 19.526632][ T460] [ 19.526702][ T460] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.526836][ T460] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.526938][ T460] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 19.527070][ T460] __dev_notify_flags (net/core/dev.c:9787) [ 19.527214][ T460] ? netif_change_name (net/core/dev.c:1495) [ 19.527352][ T460] ? __dev_change_flags (net/core/dev.c:9752) [ 19.527493][ T460] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 19.527625][ T460] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.527784][ T460] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 19.527922][ T460] netif_change_flags (net/core/dev.c:9820) [ 19.528055][ T460] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.528194][ T460] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 19.528343][ T460] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 19.528491][ T460] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 19.528655][ T460] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.528786][ T460] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.528931][ T460] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 19.529065][ T460] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.529206][ T460] ? __kernel_text_address (kernel/extable.c:79) [ 19.529358][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.529506][ T460] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.529638][ T460] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.529771][ T460] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.529902][ T460] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 19.530035][ T460] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.530174][ T460] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.530308][ T460] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 19.530459][ T460] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 19.530591][ T460] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 19.530723][ T460] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.530878][ T460] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 19.531018][ T460] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 19.531160][ T460] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.531297][ T460] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.531442][ T460] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.531577][ T460] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.531710][ T460] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.531867][ T460] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.532004][ T460] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.532137][ T460] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.532275][ T460] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.532516][ T460] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.532654][ T460] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.532788][ T460] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.532921][ T460] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.533059][ T460] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.533197][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.533331][ T460] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.533541][ T460] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.533685][ T460] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.533818][ T460] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.533952][ T460] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.534089][ T460] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.534227][ T460] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.534454][ T460] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.534683][ T460] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.534826][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.534961][ T460] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.535094][ T460] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.535243][ T460] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.535464][ T460] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.535598][ T460] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.535729][ T460] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.535920][ T460] ? move_addr_to_kernel (net/socket.c:258) [ 19.536054][ T460] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.536191][ T460] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.536326][ T460] ___sys_sendmsg (net/socket.c:2752) [ 19.536524][ T460] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 19.536689][ T460] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.536869][ T460] __sys_sendmsg (net/socket.c:2784) [ 19.537011][ T460] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.537142][ T460] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 19.537324][ T460] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.537467][ T460] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.537600][ T460] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.537731][ T460] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.537863][ T460] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.537996][ T460] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.538163][ T460] RIP: 0033:0x7fd4e36cd08e [ 19.538329][ T460] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.538988][ T460] RSP: 002b:00007ffcf1133870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.539192][ T460] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd4e36cd08e [ 19.539395][ T460] RDX: 0000000000000000 RSI: 00007ffcf1133920 RDI: 0000000000000005 [ 19.539598][ T460] RBP: 00007ffcf1133880 R08: 0000000000000000 R09: 0000000000000000 [ 19.539818][ T460] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.540019][ T460] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf1133ff0 | [ 19.569320][ T461] ------------[ cut here ]------------ | [ 19.569515][ T461] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/461 | [ 19.569768][ T461] Modules linked in: ip_gre gre | [ 19.570196][ T461] Tainted: [W]=WARN [ 19.570312][ T461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.570494][ T461] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.570681][ T461] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.571162][ T461] RSP: 0018:ffa0000000d3f020 EFLAGS: 00010286 [ 19.571330][ T461] RAX: 00000000ffffffa6 RBX: ff1100000a213700 RCX: 1ff40000001a7dca [ 19.571539][ T461] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2137bc [ 19.571736][ T461] RBP: ff1100000eab4000 R08: 1fe22000014426f9 R09: ff11000009a7d158 [ 19.571934][ T461] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 19.572131][ T461] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.572334][ T461] FS: 00007fc82742a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 19.572582][ T461] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.572750][ T461] CR2: 00000000293b0988 CR3: 000000000f8d5004 CR4: 0000000000771ef0 [ 19.572947][ T461] PKRU: 55555554 [ 19.573048][ T461] Call Trace: [ 19.573148][ T461] [ 19.573221][ T461] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.573387][ T461] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.573496][ T461] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 19.573791][ T461] __dev_notify_flags (net/core/dev.c:9787) [ 19.573927][ T461] ? netif_change_name (net/core/dev.c:1495) [ 19.574061][ T461] ? __dev_change_flags (net/core/dev.c:9752) [ 19.574199][ T461] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 19.574344][ T461] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.574494][ T461] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 19.574631][ T461] netif_change_flags (net/core/dev.c:9820) [ 19.574770][ T461] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.574920][ T461] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 19.575062][ T461] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 19.575228][ T461] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 19.575479][ T461] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.575613][ T461] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.575744][ T461] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 19.575878][ T461] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.576013][ T461] ? __kernel_text_address (kernel/extable.c:79) [ 19.576148][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.576306][ T461] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.576541][ T461] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.576678][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.576826][ T461] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 19.576991][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.577157][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.577292][ T461] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 19.577523][ T461] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 19.577657][ T461] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 19.577798][ T461] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.577934][ T461] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 19.578070][ T461] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 19.578225][ T461] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.578453][ T461] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.578604][ T461] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.578737][ T461] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.578871][ T461] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.579006][ T461] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.579162][ T461] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.579296][ T461] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.580314][ T461] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.580569][ T461] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.580726][ T461] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.580868][ T461] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.581005][ T461] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.581140][ T461] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.581280][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.581433][ T461] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.581568][ T461] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.581705][ T461] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.581840][ T461] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.581977][ T461] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.582114][ T461] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.582252][ T461] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.582397][ T461] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.582537][ T461] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.582672][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.582807][ T461] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.582943][ T461] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.583080][ T461] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.583222][ T461] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.583361][ T461] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.583501][ T461] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.583666][ T461] ? move_addr_to_kernel (net/socket.c:258) [ 19.583802][ T461] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.583934][ T461] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.584072][ T461] ___sys_sendmsg (net/socket.c:2752) [ 19.584209][ T461] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 19.584395][ T461] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.584548][ T461] __sys_sendmsg (net/socket.c:2784) [ 19.584681][ T461] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.584814][ T461] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 19.584982][ T461] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.585117][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.585258][ T461] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.585394][ T461] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.585537][ T461] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.585669][ T461] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.585834][ T461] RIP: 0033:0x7fc82766408e [ 19.585975][ T461] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.586583][ T461] RSP: 002b:00007ffc0955f740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.586786][ T461] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc82766408e [ 19.586986][ T461] RDX: 0000000000000000 RSI: 00007ffc0955f7f0 RDI: 0000000000000005 [ 19.587191][ T461] RBP: 00007ffc0955f750 R08: 0000000000000000 R09: 0000000000000000 [ 19.587394][ T461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.587611][ T461] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0955fec0 | [ 19.691274][ T464] ------------[ cut here ]------------ | [ 19.691473][ T464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/464 | [ 19.691717][ T464] Modules linked in: ip_gre gre | [ 19.692155][ T464] Tainted: [W]=WARN [ 19.692266][ T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.692457][ T464] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.692638][ T464] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.693131][ T464] RSP: 0018:ffa0000000e2f090 EFLAGS: 00010286 [ 19.693309][ T464] RAX: 00000000ffffffa6 RBX: ff110000028fe040 RCX: 1ff40000001c5dd8 [ 19.693534][ T464] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe0fc [ 19.693737][ T464] RBP: ff11000004cec000 R08: 1fe220000051fc21 R09: ff11000005a7ae80 [ 19.693942][ T464] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 19.694147][ T464] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.694363][ T464] FS: 00007f47f984a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 19.694608][ T464] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.694784][ T464] CR2: 00007f890024c574 CR3: 000000000f8d5002 CR4: 0000000000771ef0 [ 19.694994][ T464] PKRU: 55555554 [ 19.695098][ T464] Call Trace: [ 19.695207][ T464] [ 19.695279][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.695431][ T464] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 19.695572][ T464] notifier_call_chain (kernel/notifier.c:85) [ 19.695712][ T464] __netdev_upper_dev_link (net/core/dev.c:8931) [ 19.695854][ T464] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 19.695998][ T464] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 19.696138][ T464] netdev_upper_dev_link (net/core/dev.c:8972) [ 19.696284][ T464] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 19.696436][ T464] register_vlan_dev (net/8021q/vlan.c:183) [ 19.696576][ T464] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 19.696716][ T464] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 19.696854][ T464] ? nla_strscpy (lib/nlattr.c:795) [ 19.696996][ T464] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 19.697137][ T464] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.697284][ T464] ? __dev_get_by_name (net/core/dev.c:883) [ 19.697435][ T464] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.697581][ T464] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.697725][ T464] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.697865][ T464] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.698006][ T464] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.698147][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.698289][ T464] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.698439][ T464] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.698581][ T464] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.698720][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.698857][ T464] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.698995][ T464] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.699135][ T464] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.699277][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.699430][ T464] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.699569][ T464] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.699707][ T464] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.699846][ T464] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.699984][ T464] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.700126][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.700264][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.700410][ T464] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.700555][ T464] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.700694][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.700836][ T464] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.700974][ T464] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.701116][ T464] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.701261][ T464] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.701406][ T464] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.701554][ T464] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.701725][ T464] ? move_addr_to_kernel (net/socket.c:258) [ 19.701868][ T464] ___sys_sendmsg (net/socket.c:2752) [ 19.702006][ T464] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.702143][ T464] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.702293][ T464] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.704552][ T464] __sys_sendmsg (net/socket.c:2784) [ 19.704709][ T464] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.704858][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.704996][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.705136][ T464] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.705278][ T464] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.705421][ T464] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.705568][ T464] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.705738][ T464] RIP: 0033:0x7f47f9a8408e [ 19.705883][ T464] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.706384][ T464] RSP: 002b:00007ffc64ceff20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.706597][ T464] RAX: ffffffffffffffda RBX: 00007ffc64cf06e0 RCX: 00007f47f9a8408e [ 19.706802][ T464] RDX: 0000000000000000 RSI: 00007ffc64ceffd0 RDI: 0000000000000005 [ 19.707012][ T464] RBP: 00007ffc64ceff30 R08: 0000000000000000 R09: 0000000000000000 [ 19.707220][ T464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.707432][ T464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc64cf06a0 | [ 19.709108][ T464] ------------[ cut here ]------------ | [ 19.709257][ T464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/464 | [ 19.709514][ T464] Modules linked in: ip_gre gre | [ 19.709944][ T464] Tainted: [W]=WARN [ 19.710047][ T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.710229][ T464] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.710414][ T464] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.710933][ T464] RSP: 0018:ffa0000000e2f1b0 EFLAGS: 00010286 [ 19.711112][ T464] RAX: 00000000ffffffa6 RBX: ff110000028ff700 RCX: 1ff40000001c5dfc [ 19.711329][ T464] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff7bc [ 19.711548][ T464] RBP: ff1100000f941000 R08: 1fe220000051fef9 R09: ff11000005a7ae80 [ 19.712046][ T464] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 19.712274][ T464] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 19.712533][ T464] FS: 00007f47f984a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 19.712793][ T464] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.712969][ T464] CR2: 00007f890024c574 CR3: 000000000f8d5002 CR4: 0000000000771ef0 [ 19.713185][ T464] PKRU: 55555554 [ 19.713289][ T464] Call Trace: [ 19.713398][ T464] [ 19.713476][ T464] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.713616][ T464] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.713767][ T464] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.714456][ T464] __dev_notify_flags (net/core/dev.c:9787) [ 19.714595][ T464] ? netdev_update_features (net/core/dev.c:11098) [ 19.714733][ T464] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 19.714901][ T464] ? netif_change_name (net/core/dev.c:1495) [ 19.715037][ T464] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 19.715191][ T464] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 19.715334][ T464] ? register_vlan_dev (net/8021q/vlan.c:196) [ 19.715486][ T464] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 19.715625][ T464] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 19.715763][ T464] ? nla_strscpy (lib/nlattr.c:795) [ 19.715994][ T464] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 19.716136][ T464] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.716276][ T464] ? __dev_get_by_name (net/core/dev.c:883) [ 19.716419][ T464] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.716690][ T464] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.716831][ T464] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.716970][ T464] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.717107][ T464] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.717337][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.717511][ T464] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.717649][ T464] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.717791][ T464] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.718020][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.718163][ T464] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.718298][ T464] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.718448][ T464] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.718675][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.718814][ T464] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.718951][ T464] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.719088][ T464] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.719320][ T464] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.719473][ T464] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.719613][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.719748][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.719979][ T464] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.720118][ T464] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.720259][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.720409][ T464] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.720645][ T464] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.720785][ T464] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.720926][ T464] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.721063][ T464] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.721294][ T464] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.721477][ T464] ? move_addr_to_kernel (net/socket.c:258) [ 19.721620][ T464] ___sys_sendmsg (net/socket.c:2752) [ 19.721758][ T464] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.721986][ T464] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.722143][ T464] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.722289][ T464] __sys_sendmsg (net/socket.c:2784) [ 19.722435][ T464] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.722668][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.722805][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.722942][ T464] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.723080][ T464] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.723311][ T464] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.723478][ T464] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.723646][ T464] RIP: 0033:0x7f47f9a8408e [ 19.723789][ T464] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.724387][ T464] RSP: 002b:00007ffc64ceff20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.724696][ T464] RAX: ffffffffffffffda RBX: 00007ffc64cf06e0 RCX: 00007f47f9a8408e [ 19.724898][ T464] RDX: 0000000000000000 RSI: 00007ffc64ceffd0 RDI: 0000000000000005 [ 19.725101][ T464] RBP: 00007ffc64ceff30 R08: 0000000000000000 R09: 0000000000000000 [ 19.725407][ T464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.725615][ T464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc64cf06a0 | [ 19.762717][ T465] ------------[ cut here ]------------ | [ 19.762900][ T465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/465 | [ 19.763154][ T465] Modules linked in: ip_gre gre | [ 19.763607][ T465] Tainted: [W]=WARN [ 19.763715][ T465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.763893][ T465] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.764077][ T465] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.764615][ T465] RSP: 0018:ffa0000000e3f090 EFLAGS: 00010286 [ 19.764792][ T465] RAX: 00000000ffffffa6 RBX: ff1100000d7e3380 RCX: 1ff40000001c7dd8 [ 19.765002][ T465] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e343c [ 19.765216][ T465] RBP: ff1100000eab4000 R08: 1fe2200001afc689 R09: ff1100000ee98b80 [ 19.765437][ T465] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 19.765648][ T465] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.765858][ T465] FS: 00007f200e58f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 19.766109][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.766291][ T465] CR2: 00007f200e788460 CR3: 000000000effc003 CR4: 0000000000771ef0 [ 19.766514][ T465] PKRU: 55555554 [ 19.766619][ T465] Call Trace: [ 19.766729][ T465] [ 19.766802][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.766943][ T465] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 19.767086][ T465] notifier_call_chain (kernel/notifier.c:85) [ 19.767236][ T465] __netdev_upper_dev_link (net/core/dev.c:8931) [ 19.767384][ T465] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 19.767535][ T465] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 19.767677][ T465] netdev_upper_dev_link (net/core/dev.c:8972) [ 19.767818][ T465] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 19.767962][ T465] register_vlan_dev (net/8021q/vlan.c:183) [ 19.768108][ T465] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 19.768256][ T465] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 19.768401][ T465] ? nla_strscpy (lib/nlattr.c:795) [ 19.768558][ T465] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 19.768705][ T465] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.768847][ T465] ? __dev_get_by_name (net/core/dev.c:883) [ 19.768988][ T465] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.769139][ T465] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.769290][ T465] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.769445][ T465] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.769587][ T465] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.769728][ T465] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.769871][ T465] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.770012][ T465] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.770163][ T465] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.770305][ T465] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.770473][ T465] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.770615][ T465] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.770757][ T465] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.770899][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.771043][ T465] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.771189][ T465] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.771331][ T465] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.771486][ T465] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.771634][ T465] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.771778][ T465] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.771919][ T465] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.772069][ T465] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.772221][ T465] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.772374][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.772528][ T465] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.772671][ T465] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.772815][ T465] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.772956][ T465] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.773096][ T465] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.773243][ T465] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.773432][ T465] ? move_addr_to_kernel (net/socket.c:258) [ 19.773579][ T465] ___sys_sendmsg (net/socket.c:2752) [ 19.773774][ T465] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.773915][ T465] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.774071][ T465] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.774224][ T465] __sys_sendmsg (net/socket.c:2784) [ 19.774402][ T465] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.774559][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.774700][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.774844][ T465] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.774997][ T465] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.775141][ T465] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.775290][ T465] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.775477][ T465] RIP: 0033:0x7f200e7c908e [ 19.775625][ T465] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.776135][ T465] RSP: 002b:00007ffc17ed50c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.776363][ T465] RAX: ffffffffffffffda RBX: 00007ffc17ed5880 RCX: 00007f200e7c908e [ 19.776581][ T465] RDX: 0000000000000000 RSI: 00007ffc17ed5170 RDI: 0000000000000005 [ 19.776795][ T465] RBP: 00007ffc17ed50d0 R08: 0000000000000000 R09: 0000000000000000 [ 19.777007][ T465] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.777250][ T465] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc17ed5840 | [ 19.778942][ T465] ------------[ cut here ]------------ | [ 19.779094][ T465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/465 | [ 19.779336][ T465] Modules linked in: ip_gre gre | [ 19.779785][ T465] Tainted: [W]=WARN [ 19.779896][ T465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.780078][ T465] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.780264][ T465] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.781197][ T465] RSP: 0018:ffa0000000e3f1b0 EFLAGS: 00010286 [ 19.781379][ T465] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff40000001c7dfc [ 19.781593][ T465] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 19.781798][ T465] RBP: ff1100000efcc000 R08: 1fe2200001afc5e1 R09: ff1100000ee98b80 [ 19.782003][ T465] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 19.782214][ T465] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 19.782441][ T465] FS: 00007f200e58f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 19.782687][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.782858][ T465] CR2: 00007f200e788460 CR3: 000000000effc003 CR4: 0000000000771ef0 [ 19.783068][ T465] PKRU: 55555554 [ 19.783177][ T465] Call Trace: [ 19.783289][ T465] [ 19.783363][ T465] ? register_vlan_dev (net/8021q/vlan.c:188) [ 19.783513][ T465] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.783652][ T465] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.783790][ T465] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.783896][ T465] __dev_notify_flags (net/core/dev.c:9787) [ 19.784033][ T465] ? netdev_update_features (net/core/dev.c:11098) [ 19.784176][ T465] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 19.784354][ T465] ? netif_change_name (net/core/dev.c:1495) [ 19.784498][ T465] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 19.784635][ T465] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 19.784775][ T465] ? register_vlan_dev (net/8021q/vlan.c:196) [ 19.784916][ T465] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 19.785054][ T465] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 19.785196][ T465] ? nla_strscpy (lib/nlattr.c:795) [ 19.785335][ T465] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 19.785487][ T465] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 19.785624][ T465] ? __dev_get_by_name (net/core/dev.c:883) [ 19.785762][ T465] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 19.785906][ T465] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 19.786048][ T465] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.786193][ T465] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.786331][ T465] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.786481][ T465] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.786619][ T465] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.786756][ T465] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.786899][ T465] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.787038][ T465] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.787181][ T465] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.787319][ T465] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.787470][ T465] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.787608][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.787748][ T465] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.787884][ T465] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.788023][ T465] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.788162][ T465] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.788299][ T465] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.788451][ T465] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.788591][ T465] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.788731][ T465] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.788869][ T465] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.789008][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.789156][ T465] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.789297][ T465] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.789445][ T465] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.789588][ T465] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.789727][ T465] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.789865][ T465] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.790036][ T465] ? move_addr_to_kernel (net/socket.c:258) [ 19.790184][ T465] ___sys_sendmsg (net/socket.c:2752) [ 19.790321][ T465] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.790473][ T465] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.790622][ T465] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 19.790764][ T465] __sys_sendmsg (net/socket.c:2784) [ 19.790904][ T465] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.791046][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.791190][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.791329][ T465] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.791480][ T465] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.791618][ T465] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.791763][ T465] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.791937][ T465] RIP: 0033:0x7f200e7c908e [ 19.792080][ T465] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.792591][ T465] RSP: 002b:00007ffc17ed50c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.792822][ T465] RAX: ffffffffffffffda RBX: 00007ffc17ed5880 RCX: 00007f200e7c908e [ 19.793038][ T465] RDX: 0000000000000000 RSI: 00007ffc17ed5170 RDI: 0000000000000005 [ 19.793249][ T465] RBP: 00007ffc17ed50d0 R08: 0000000000000000 R09: 0000000000000000 [ 19.793474][ T465] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc5 [ 19.793682][ T465] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc17ed5840 | [ 19.824935][ T466] ------------[ cut here ]------------ | [ 19.825102][ T466] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/466 | [ 19.825344][ T466] Modules linked in: ip_gre gre | [ 19.825775][ T466] Tainted: [W]=WARN [ 19.825876][ T466] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.826047][ T466] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.826227][ T466] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.826763][ T466] RSP: 0018:ffa0000000e4f020 EFLAGS: 00010286 [ 19.826932][ T466] RAX: 00000000ffffffa6 RBX: ff1100000bd26040 RCX: 1ff40000001c9dca [ 19.827134][ T466] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd260fc [ 19.827339][ T466] RBP: ff1100000f941000 R08: 1fe22000017a4c21 R09: ff1100000ffcd158 [ 19.827550][ T466] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 19.827749][ T466] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.827952][ T466] FS: 00007fbf17fb5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 19.828191][ T466] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.828376][ T466] CR2: 00000000022f8988 CR3: 000000000fbf7002 CR4: 0000000000771ef0 [ 19.828586][ T466] PKRU: 55555554 [ 19.828686][ T466] Call Trace: [ 19.828789][ T466] [ 19.828863][ T466] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.828999][ T466] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.829103][ T466] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 19.829241][ T466] __dev_notify_flags (net/core/dev.c:9787) [ 19.829386][ T466] ? netif_change_name (net/core/dev.c:1495) [ 19.829528][ T466] ? __dev_change_flags (net/core/dev.c:9752) [ 19.829663][ T466] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 19.829799][ T466] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.829934][ T466] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 19.830069][ T466] netif_change_flags (net/core/dev.c:9820) [ 19.830211][ T466] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.830352][ T466] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 19.830497][ T466] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 19.830637][ T466] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 19.830805][ T466] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.830939][ T466] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.831074][ T466] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 19.831213][ T466] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.831353][ T466] ? __kernel_text_address (kernel/extable.c:79) [ 19.831496][ T466] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.831635][ T466] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.831768][ T466] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.831903][ T466] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.832038][ T466] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 19.832176][ T466] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.832311][ T466] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.832539][ T466] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 19.832677][ T466] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 19.832814][ T466] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 19.832949][ T466] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.833084][ T466] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 19.833226][ T466] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 19.833436][ T466] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.833662][ T466] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.833795][ T466] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.833929][ T466] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.834064][ T466] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.834202][ T466] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.834338][ T466] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.834568][ T466] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.834702][ T466] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.834836][ T466] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.834974][ T466] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.835111][ T466] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.835251][ T466] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.835467][ T466] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.835601][ T466] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.835736][ T466] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.835870][ T466] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.836005][ T466] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.836139][ T466] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.836281][ T466] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.836484][ T466] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.836620][ T466] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.836756][ T466] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.836892][ T466] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.837027][ T466] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.837172][ T466] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.837309][ T466] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.837457][ T466] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.837595][ T466] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.837731][ T466] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.837866][ T466] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.838033][ T466] ? move_addr_to_kernel (net/socket.c:258) [ 19.838174][ T466] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.838310][ T466] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.838457][ T466] ___sys_sendmsg (net/socket.c:2752) [ 19.838594][ T466] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 19.838764][ T466] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.838912][ T466] __sys_sendmsg (net/socket.c:2784) [ 19.839047][ T466] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.839185][ T466] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 19.839361][ T466] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.839505][ T466] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.839640][ T466] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.839779][ T466] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.839913][ T466] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.840048][ T466] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.840219][ T466] RIP: 0033:0x7fbf181ef08e [ 19.840363][ T466] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.840855][ T466] RSP: 002b:00007ffd5e236ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.841066][ T466] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf181ef08e [ 19.841273][ T466] RDX: 0000000000000000 RSI: 00007ffd5e236b60 RDI: 0000000000000005 [ 19.841488][ T466] RBP: 00007ffd5e236ac0 R08: 0000000000000000 R09: 0000000000000000 [ 19.841687][ T466] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc6 [ 19.841885][ T466] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5e237230 | [ 19.867562][ T467] ------------[ cut here ]------------ | [ 19.867733][ T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/467 | [ 19.867989][ T467] Modules linked in: ip_gre gre | [ 19.868961][ T467] Tainted: [W]=WARN [ 19.869069][ T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.869246][ T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 19.869438][ T467] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 19.869923][ T467] RSP: 0018:ffa0000000e4f020 EFLAGS: 00010286 [ 19.870095][ T467] RAX: 00000000ffffffa6 RBX: ff1100000bd278c0 RCX: 1ff40000001c9dca [ 19.870300][ T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2797c [ 19.870513][ T467] RBP: ff1100000efcc000 R08: 1fe22000017a4f31 R09: ff1100000ffcae58 [ 19.870714][ T467] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 19.870914][ T467] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 19.871115][ T467] FS: 00007fd4700d2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 19.871369][ T467] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.871548][ T467] CR2: 00007fd4703a21a0 CR3: 000000000f8d5003 CR4: 0000000000771ef0 [ 19.871752][ T467] PKRU: 55555554 [ 19.871854][ T467] Call Trace: [ 19.871955][ T467] [ 19.872024][ T467] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 19.872166][ T467] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 19.872270][ T467] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 19.872418][ T467] __dev_notify_flags (net/core/dev.c:9787) [ 19.872561][ T467] ? netif_change_name (net/core/dev.c:1495) [ 19.872694][ T467] ? __dev_change_flags (net/core/dev.c:9752) [ 19.872831][ T467] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 19.872966][ T467] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.873100][ T467] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 19.873242][ T467] netif_change_flags (net/core/dev.c:9820) [ 19.873384][ T467] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.873524][ T467] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 19.873660][ T467] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 19.873797][ T467] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 19.873966][ T467] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.874099][ T467] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.874239][ T467] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 19.874379][ T467] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.874520][ T467] ? __kernel_text_address (kernel/extable.c:79) [ 19.874660][ T467] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.874795][ T467] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.874929][ T467] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.875066][ T467] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.875205][ T467] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 19.875337][ T467] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.875481][ T467] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.875615][ T467] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 19.875750][ T467] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 19.875883][ T467] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 19.876016][ T467] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 19.876157][ T467] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 19.876293][ T467] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 19.876554][ T467] rtnl_newlink (net/core/rtnetlink.c:4150) [ 19.876691][ T467] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.876824][ T467] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.876959][ T467] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.877093][ T467] ? mark_usage (kernel/locking/lockdep.c:4674) [ 19.877230][ T467] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.877432][ T467] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.877567][ T467] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.877701][ T467] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.877836][ T467] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 19.877975][ T467] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 19.878109][ T467] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 19.878248][ T467] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.878466][ T467] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.878744][ T467] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.878881][ T467] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 19.879014][ T467] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 19.879154][ T467] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 19.879292][ T467] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.879500][ T467] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.879638][ T467] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 19.879772][ T467] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 19.879919][ T467] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.880053][ T467] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.880194][ T467] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 19.880332][ T467] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 19.880567][ T467] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 19.880707][ T467] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 19.880845][ T467] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 19.880980][ T467] ? copy_msghdr_from_user (net/socket.c:2635) [ 19.881113][ T467] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 19.881285][ T467] ? move_addr_to_kernel (net/socket.c:258) [ 19.881456][ T467] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 19.881594][ T467] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 19.881733][ T467] ___sys_sendmsg (net/socket.c:2752) [ 19.881867][ T467] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 19.882035][ T467] ? copy_msghdr_from_user (net/socket.c:2603) [ 19.882190][ T467] __sys_sendmsg (net/socket.c:2784) [ 19.882325][ T467] ? __sys_sendmsg_sock (net/socket.c:2765) [ 19.882478][ T467] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 19.882652][ T467] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.882793][ T467] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 19.882930][ T467] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 19.883065][ T467] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 19.883214][ T467] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 19.883361][ T467] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 19.883504][ T467] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.883672][ T467] RIP: 0033:0x7fd47030c08e [ 19.883813][ T467] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 19.884296][ T467] RSP: 002b:00007ffea6832100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.884510][ T467] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd47030c08e [ 19.884712][ T467] RDX: 0000000000000000 RSI: 00007ffea68321b0 RDI: 0000000000000005 [ 19.884912][ T467] RBP: 00007ffea6832110 R08: 0000000000000000 R09: 0000000000000000 [ 19.885114][ T467] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc6 [ 19.885320][ T467] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6832880 | [ 20.271226][ T12] ------------[ cut here ]------------ | [ 20.271395][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 20.271656][ T12] Modules linked in: ip_gre gre | [ 20.272111][ T12] Tainted: [W]=WARN [ 20.272216][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.272382][ T12] Workqueue: netns cleanup_net [ 20.272526][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.272692][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.273148][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 20.273318][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b7083c0 RCX: 1ff4000000018ec7 [ 20.273527][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b70847c [ 20.273719][ T12] RBP: ff11000004cec000 R08: 1fe22000016e1091 R09: ff11000001aed1d0 [ 20.273914][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 20.274103][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 20.274303][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.274546][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.274708][ T12] CR2: 00007f4df151a430 CR3: 0000000004bce002 CR4: 0000000000771ef0 [ 20.274908][ T12] PKRU: 55555554 [ 20.275004][ T12] Call Trace: [ 20.275099][ T12] [ 20.275169][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.275299][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.275402][ T12] netif_close_many (net/core/dev.c:1804) [ 20.275539][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.275664][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 20.275822][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 20.275988][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.276118][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.276279][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.276412][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.276548][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.276675][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.276802][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.276930][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.277057][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.277195][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.277322][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.277465][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.277592][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.277726][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.277853][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.277979][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.278107][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.278245][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.278438][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.278624][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.278756][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.278883][ T12] kthread (kernel/kthread.c:436) [ 20.278979][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.279137][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.279266][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.279452][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.279611][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.279738][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.279863][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.281859][ T12] ------------[ cut here ]------------ | [ 20.282035][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.282374][ T12] Modules linked in: ip_gre gre | [ 20.282925][ T12] Tainted: [W]=WARN [ 20.283075][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.283304][ T12] Workqueue: netns cleanup_net [ 20.283518][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.283750][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.284276][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 20.284517][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b708740 RCX: 1ff4000000018e80 [ 20.284762][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7087fc [ 20.285005][ T12] RBP: ff1100000f941000 R08: 1fe22000016e1101 R09: ff11000001aed1d0 [ 20.285264][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 20.285545][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 20.285793][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.286073][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.286304][ T12] CR2: 00007f4e2a976800 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 20.286615][ T12] PKRU: 55555554 [ 20.286761][ T12] Call Trace: [ 20.286910][ T12] [ 20.287029][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.287226][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.287393][ T12] netif_close_many (net/core/dev.c:1804) [ 20.287584][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.287766][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.287950][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 20.288176][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 20.288378][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 20.288579][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 20.288764][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.288952][ T12] notifier_call_chain (kernel/notifier.c:85) [ 20.289141][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 20.289338][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.289547][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 20.289766][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 20.290015][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.290208][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.290445][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.290634][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.290819][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.291002][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.291188][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.291387][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.291581][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.291765][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.291947][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.292133][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.292369][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.292563][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.292748][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.292930][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.293116][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.293313][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.293519][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.293711][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.293900][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.294082][ T12] kthread (kernel/kthread.c:436) [ 20.294245][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.294490][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.294675][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.294857][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.295071][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.295267][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.295489][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.298840][ T12] ------------[ cut here ]------------ | [ 20.299076][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.299388][ T12] Modules linked in: ip_gre gre | [ 20.300170][ T12] Tainted: [W]=WARN [ 20.300322][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.300562][ T12] Workqueue: netns cleanup_net [ 20.300745][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.301048][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.301677][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.301890][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd263c0 RCX: 1ff4000000018eed [ 20.302131][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2647c [ 20.302488][ T12] RBP: ff110000028c9000 R08: 1fe22000017a4c91 R09: ff11000001aed1d0 [ 20.302731][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.302992][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.303331][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.303629][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.303924][ T12] CR2: 00007f4e2a976800 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 20.304165][ T12] PKRU: 55555554 [ 20.304316][ T12] Call Trace: [ 20.304482][ T12] [ 20.304603][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.304903][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.305113][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.305308][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.305595][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.305776][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.305957][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.306140][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.306441][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.306624][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.306813][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.306997][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.307268][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.307479][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.307663][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.307847][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.308114][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.308304][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.308518][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.308710][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.308970][ T12] kthread (kernel/kthread.c:436) [ 20.309124][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.309341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.309543][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.309805][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.310018][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.310207][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.310403][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.313611][ T12] ------------[ cut here ]------------ | [ 20.313749][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 20.313997][ T12] Modules linked in: ip_gre gre | [ 20.314421][ T12] Tainted: [W]=WARN [ 20.314519][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.314671][ T12] Workqueue: netns cleanup_net [ 20.314875][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.315032][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.315560][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.315711][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe580 RCX: 1ff4000000018eed [ 20.315889][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe63c [ 20.316077][ T12] RBP: ff1100000ee21000 R08: 1fe2200001f77cc9 R09: ff11000001aed1d0 [ 20.316260][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 20.316454][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.316638][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 20.316848][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.316998][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.317263][ T12] PKRU: 55555554 [ 20.317359][ T12] Call Trace: [ 20.317457][ T12] [ 20.317521][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.317750][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.317902][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.318025][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.318148][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.318343][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.318482][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.318603][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.318726][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.318918][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.319046][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.319170][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.319289][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.319417][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.319545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.319666][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.319792][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.319912][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.320037][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.320165][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.320286][ T12] kthread (kernel/kthread.c:436) [ 20.320383][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.320540][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.320663][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.320784][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.320938][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.321058][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.321191][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.325245][ T12] ------------[ cut here ]------------ | [ 20.325384][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 20.325713][ T12] Modules linked in: ip_gre gre | [ 20.326134][ T12] Tainted: [W]=WARN [ 20.326233][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.326393][ T12] Workqueue: netns cleanup_net [ 20.326532][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.326696][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.327140][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 20.327301][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a580 RCX: 1ff4000000018e99 [ 20.327499][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a63c [ 20.327686][ T12] RBP: ff1100000f941000 R08: 1fe22000018d34c9 R09: ff11000001aed1d0 [ 20.327873][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 20.328060][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.328253][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 20.328536][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.328691][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.328881][ T12] PKRU: 55555554 [ 20.328976][ T12] Call Trace: [ 20.329069][ T12] [ 20.329135][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.329307][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.329479][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 20.329611][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.329736][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 20.329893][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 20.330022][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 20.330153][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 20.330284][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.330420][ T12] notifier_call_chain (kernel/notifier.c:85) [ 20.330557][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 20.330714][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.330868][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.330996][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.331122][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.331251][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.331385][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.331516][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.331645][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.331769][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.331897][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.332023][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.332158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.332286][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.332501][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.332628][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.332755][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.332880][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.333010][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.333140][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.333270][ T12] kthread (kernel/kthread.c:436) [ 20.333371][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.333536][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.333661][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.333789][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.333946][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.334155][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.334284][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.336366][ T12] ------------[ cut here ]------------ | [ 20.336496][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 20.336732][ T12] Modules linked in: ip_gre gre | [ 20.337128][ T12] Tainted: [W]=WARN [ 20.337221][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.338273][ T12] Workqueue: netns cleanup_net [ 20.338505][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.338662][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.339089][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.339247][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69ac80 RCX: 1ff4000000018eed [ 20.339484][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69ad3c [ 20.339669][ T12] RBP: ff11000004cec000 R08: 1fe22000018d35a9 R09: ff11000001aed1d0 [ 20.339851][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 20.340031][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.340222][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 20.340490][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.340642][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.340820][ T12] PKRU: 55555554 [ 20.340910][ T12] Call Trace: [ 20.340999][ T12] [ 20.341062][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.341225][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.341424][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.341553][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.341674][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.341794][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.341913][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.342035][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.342163][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.342281][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.342462][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.342584][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.342703][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.342824][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.342943][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.343064][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.343195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.343317][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.343495][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.343621][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.343741][ T12] kthread (kernel/kthread.c:436) [ 20.343830][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.343979][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.344099][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.344224][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.344422][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.344551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.344670][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.347065][ T12] ------------[ cut here ]------------ | [ 20.347235][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.347548][ T12] Modules linked in: ip_gre gre | [ 20.348051][ T12] Tainted: [W]=WARN [ 20.348211][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.348439][ T12] Workqueue: netns cleanup_net [ 20.348622][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.348833][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.349330][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.349602][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a900 RCX: 1ff4000000018eed [ 20.349871][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a9bc [ 20.350103][ T12] RBP: ff11000005961000 R08: 1fe22000018d3539 R09: ff11000001aed1d0 [ 20.350364][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.350604][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.350836][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.351102][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.351317][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.351579][ T12] PKRU: 55555554 [ 20.351722][ T12] Call Trace: [ 20.351864][ T12] [ 20.351977][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.352190][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.352413][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.352601][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.352778][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.352952][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.353124][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.353312][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.353513][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.353719][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.353911][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.354087][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.354270][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.354468][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.354643][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.354818][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.354995][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.355174][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.355369][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.355561][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.355735][ T12] kthread (kernel/kthread.c:436) [ 20.355880][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.356083][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.356267][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.356469][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.356682][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.356857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.357035][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.359906][ T12] ------------[ cut here ]------------ | [ 20.360144][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.360466][ T12] Modules linked in: ip_gre gre | [ 20.360967][ T12] Tainted: [W]=WARN [ 20.361111][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.361325][ T12] Workqueue: netns cleanup_net [ 20.361533][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.361742][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.362237][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.362462][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b1c0 RCX: 1ff4000000018eed [ 20.362694][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b27c [ 20.362923][ T12] RBP: ff11000007c19000 R08: 1fe22000018d3651 R09: ff11000001aed1d0 [ 20.363157][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.363488][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.363719][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.363979][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.364266][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.364523][ T12] PKRU: 55555554 [ 20.364664][ T12] Call Trace: [ 20.364880][ T12] [ 20.364994][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.365205][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.365420][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.365678][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.365854][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.366026][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.366214][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.366485][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.366662][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.366831][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.367008][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.367269][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.367462][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.367638][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.367814][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.368061][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.368247][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.368442][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.368624][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.368875][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.369048][ T12] kthread (kernel/kthread.c:436) [ 20.369197][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.369421][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.369681][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.369856][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.370059][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.370245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.370518][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.373493][ T12] ------------[ cut here ]------------ | [ 20.373662][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.373950][ T12] Modules linked in: ip_gre gre | [ 20.374555][ T12] Tainted: [W]=WARN [ 20.374698][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.374901][ T12] Workqueue: netns cleanup_net [ 20.375079][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.375304][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.375971][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.376263][ T12] RAX: 00000000ffffffa6 RBX: ff1100000db15c40 RCX: 1ff4000000018eed [ 20.376520][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db15cfc [ 20.376826][ T12] RBP: ff110000096a1000 R08: 1fe2200001b62ba1 R09: ff11000001aed1d0 [ 20.377057][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.377304][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.377642][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.377902][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.378103][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.378520][ T12] PKRU: 55555554 [ 20.378663][ T12] Call Trace: [ 20.378838][ T12] [ 20.378952][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.379163][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.379464][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.379642][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.379819][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.379991][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.380167][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.380364][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.380553][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.380805][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.380985][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.381167][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.381342][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.381541][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.381714][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.381891][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.382068][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.382252][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.382455][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.382635][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.382808][ T12] kthread (kernel/kthread.c:436) [ 20.382951][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.383161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.383339][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.383541][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.383816][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.384134][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.384314][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.387528][ T12] ------------[ cut here ]------------ | [ 20.387699][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.387989][ T12] Modules linked in: ip_gre gre | [ 20.388598][ T12] Tainted: [W]=WARN [ 20.388740][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.388941][ T12] Workqueue: netns cleanup_net [ 20.389206][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.390340][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.390943][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.391205][ T12] RAX: 00000000ffffffa6 RBX: ff1100000db14900 RCX: 1ff4000000018eed [ 20.391505][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db149bc [ 20.391787][ T12] RBP: ff1100000eb44000 R08: 1fe2200001b62939 R09: ff11000001aed1d0 [ 20.392064][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.392368][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.392667][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.392984][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.393289][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.393606][ T12] PKRU: 55555554 [ 20.393794][ T12] Call Trace: [ 20.393984][ T12] [ 20.394145][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.394444][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.394699][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.394926][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.395152][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.395408][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.395643][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.395869][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.396096][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.396328][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.396578][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.396803][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.397023][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.397293][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.397587][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.397870][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.398154][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.398487][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.398764][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.399037][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.399437][ T12] kthread (kernel/kthread.c:436) [ 20.399587][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.399827][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.400000][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.400270][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.400502][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.400677][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.400850][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.403995][ T12] ------------[ cut here ]------------ | [ 20.404313][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.404922][ T12] Modules linked in: ip_gre gre | [ 20.405550][ T12] Tainted: [W]=WARN [ 20.405741][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.405993][ T12] Workqueue: netns cleanup_net [ 20.406225][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.406510][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.407077][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.407343][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c543e00 RCX: 1ff4000000018eed [ 20.407684][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c543ebc [ 20.407964][ T12] RBP: ff11000005014000 R08: 1fe22000018a87d9 R09: ff11000001aed1d0 [ 20.408245][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.408550][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.408888][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.409218][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.409515][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.409796][ T12] PKRU: 55555554 [ 20.409984][ T12] Call Trace: [ 20.410198][ T12] [ 20.410401][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.410676][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.410944][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.411186][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.411425][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.411657][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.411905][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.412186][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.412512][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.412781][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.413053][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.413475][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.413769][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.414032][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.414333][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.414605][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.414844][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.415077][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.415322][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.415577][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.415796][ T12] kthread (kernel/kthread.c:436) [ 20.415987][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.416278][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.416525][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.416748][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.417001][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.417227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.417475][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.422617][ T12] ------------[ cut here ]------------ | [ 20.422754][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 20.422996][ T12] Modules linked in: ip_gre gre | [ 20.423413][ T12] Tainted: [W]=WARN [ 20.423509][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.423662][ T12] Workqueue: netns cleanup_net [ 20.423789][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.423946][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.424386][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.424547][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff000 RCX: 1ff4000000018eed [ 20.424732][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff0bc [ 20.424912][ T12] RBP: ff1100000a3ec000 R08: 1fe220000051fe19 R09: ff11000001aed1d0 [ 20.425090][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 20.425273][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.425517][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 20.425729][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.425880][ T12] CR2: 00007f527c989668 CR3: 000000000c9d2002 CR4: 0000000000771ef0 [ 20.426062][ T12] PKRU: 55555554 [ 20.426158][ T12] Call Trace: [ 20.426250][ T12] [ 20.426316][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.426527][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.426686][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.426808][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.426975][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.427095][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.427220][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.427342][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.427527][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.427646][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.427768][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.427889][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.428007][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.428130][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.428257][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.428436][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.428568][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.428688][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.428814][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.428941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.429061][ T12] kthread (kernel/kthread.c:436) [ 20.429157][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.429308][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.429507][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.429630][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.429781][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.429901][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.430026][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.456103][ T12] ------------[ cut here ]------------ | [ 20.456309][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.457088][ T12] Modules linked in: ip_gre gre | [ 20.457753][ T12] Tainted: [W]=WARN [ 20.457901][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.458123][ T12] Workqueue: netns cleanup_net [ 20.458314][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.458564][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.459085][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 20.459308][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24b000 RCX: 1ff4000000018eaf [ 20.459573][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b0bc [ 20.459812][ T12] RBP: ff11000010274000 R08: 1fe2200001c49619 R09: ff11000001aed1d0 [ 20.460048][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 20.460311][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eea4000 [ 20.460582][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.460850][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.461058][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.461308][ T12] PKRU: 55555554 [ 20.461475][ T12] Call Trace: [ 20.461621][ T12] [ 20.461738][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.461917][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.462065][ T12] netif_close_many (net/core/dev.c:1804) [ 20.462254][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.462453][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.462633][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.462812][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.462990][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 20.463210][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 20.463442][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.463621][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.463827][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.464004][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.464184][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 20.464406][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 20.464597][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 20.464777][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 20.464955][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 20.465134][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 20.465324][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 20.465528][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.465702][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.465882][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.466059][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.466244][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.466443][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.466622][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.466800][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.466980][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.467161][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.467368][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.467582][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.467759][ T12] kthread (kernel/kthread.c:436) [ 20.467905][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.468112][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.468302][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.468507][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.468715][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.468893][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.469070][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.471339][ T12] ------------[ cut here ]------------ | [ 20.471538][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.471841][ T12] Modules linked in: ip_gre gre | [ 20.472998][ T12] Tainted: [W]=WARN [ 20.473236][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.473518][ T12] Workqueue: netns cleanup_net [ 20.473782][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.473995][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.474538][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 20.474775][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24a200 RCX: 1ff4000000018eaf [ 20.475019][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24a2bc [ 20.475267][ T12] RBP: ff1100000eea4000 R08: 1fe2200001c49459 R09: ff11000001aed1d0 [ 20.475531][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 20.475769][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 20.476010][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.476295][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.476527][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.476770][ T12] PKRU: 55555554 [ 20.476914][ T12] Call Trace: [ 20.477058][ T12] [ 20.477177][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.477372][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 20.477563][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.477713][ T12] netif_close_many (net/core/dev.c:1804) [ 20.477890][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.478065][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.478252][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.478452][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.478632][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 20.478842][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 20.479052][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.479240][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.479470][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.479650][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.479827][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 20.480036][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 20.480229][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 20.480424][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 20.480614][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 20.480796][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 20.480976][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 20.481160][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.481362][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.481554][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.481733][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.481911][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.482092][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.482280][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.482486][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.482675][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.482854][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.483035][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.483228][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.483420][ T12] kthread (kernel/kthread.c:436) [ 20.483576][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.483783][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.483960][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.484138][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.484369][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.484557][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.484737][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.487436][ T12] ------------[ cut here ]------------ | [ 20.487602][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.487889][ T12] Modules linked in: ip_gre gre | [ 20.488664][ T12] Tainted: [W]=WARN [ 20.488889][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.489138][ T12] Workqueue: netns cleanup_net [ 20.489412][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.489700][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.490275][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 20.490575][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018ed5 [ 20.490879][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 20.491199][ T12] RBP: ff11000010274000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 20.491506][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.491788][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.492072][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.492408][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.492671][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.492951][ T12] PKRU: 55555554 [ 20.493140][ T12] Call Trace: [ 20.493363][ T12] [ 20.493530][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.493784][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.494032][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.494264][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.494507][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 20.494764][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 20.494987][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 20.495218][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 20.495460][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 20.495685][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 20.495907][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.496124][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.496373][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.496607][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.496827][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.497048][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.497284][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.497530][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.497755][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.497974][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.498211][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.498462][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.498684][ T12] kthread (kernel/kthread.c:436) [ 20.498874][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.499259][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.499574][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.499773][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.499979][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.500156][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.500338][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.503223][ T12] ------------[ cut here ]------------ | [ 20.503820][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.504170][ T12] Modules linked in: ip_gre gre | [ 20.504842][ T12] Tainted: [W]=WARN [ 20.505030][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.505292][ T12] Workqueue: netns cleanup_net [ 20.505539][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.505803][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.506343][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 20.506684][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783380 RCX: 1ff4000000018ed5 [ 20.506964][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078343c [ 20.507251][ T12] RBP: ff1100000eea4000 R08: 1fe22000020f0689 R09: ff11000001aed1d0 [ 20.507552][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.507828][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.508110][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.508453][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.508704][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.508981][ T12] PKRU: 55555554 [ 20.509179][ T12] Call Trace: [ 20.509382][ T12] [ 20.509555][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.509810][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.510058][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.510289][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.510533][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 20.510896][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 20.511234][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 20.511551][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 20.511774][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 20.511946][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 20.512122][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.512303][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.512505][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.512681][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.512854][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.513031][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.513215][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.513404][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.513592][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.513764][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.513941][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.514117][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.514299][ T12] kthread (kernel/kthread.c:436) [ 20.514470][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.514671][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.514844][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.515017][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.515233][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.515422][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.515605][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.518332][ T12] ------------[ cut here ]------------ | [ 20.518931][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.519280][ T12] Modules linked in: ip_gre gre | [ 20.519901][ T12] Tainted: [W]=WARN [ 20.520091][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.520365][ T12] Workqueue: netns cleanup_net [ 20.520600][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.520861][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.521416][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 20.521676][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783000 RCX: 1ff4000000018ed5 [ 20.521957][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107830bc [ 20.522241][ T12] RBP: ff1100000ec71000 R08: 1fe22000020f0619 R09: ff11000001aed1d0 [ 20.522549][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.522825][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.523107][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.523447][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.523698][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.524027][ T12] PKRU: 55555554 [ 20.524219][ T12] Call Trace: [ 20.524421][ T12] [ 20.524606][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.524861][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.525107][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.525338][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.525720][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 20.525996][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 20.526172][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 20.526365][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 20.526551][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 20.526725][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 20.526900][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.527070][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.527257][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.527455][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.527627][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.527805][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.527976][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.528154][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.528339][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.528537][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.528715][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.528894][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.529067][ T12] kthread (kernel/kthread.c:436) [ 20.529227][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.529454][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.529630][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.529803][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.530006][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.530183][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.530377][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.541195][ T499] ------------[ cut here ]------------ | [ 20.541376][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.541616][ T499] Modules linked in: ip_gre gre | [ 20.542035][ T499] Tainted: [W]=WARN [ 20.542136][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.542309][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.542499][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.542976][ T499] RSP: 0018:ffa0000000edfa80 EFLAGS: 00010286 [ 20.543145][ T499] RAX: 00000000ffffffa6 RBX: ff1100000bde1700 RCX: 1ff40000001dbf16 [ 20.543355][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde17bc [ 20.543565][ T499] RBP: ff1100000f9a1000 R08: 1fe22000017bc2f9 R09: ff110000099eae80 [ 20.543767][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.543965][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9a1000 [ 20.544168][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.544409][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.544584][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.544788][ T499] PKRU: 55555554 [ 20.544888][ T499] Call Trace: [ 20.544988][ T499] [ 20.545059][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.545196][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.545331][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.545443][ T499] register_netdevice (net/core/dev.c:11488) [ 20.545579][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.545747][ T499] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.545881][ T499] register_netdev (net/core/dev.c:11552) [ 20.546014][ T499] loopback_net_init (drivers/net/loopback.c:218) [ 20.546155][ T499] ops_init (net/core/net_namespace.c:137) [ 20.546258][ T499] setup_net (net/core/net_namespace.c:446) [ 20.546362][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.546502][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.546635][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.546770][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.546905][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.547042][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.547181][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.547314][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.547461][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.547595][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.547730][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.547865][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.548004][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.548137][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.548274][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.548413][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.548555][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.548723][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.548866][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.549355][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.549562][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.549762][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.549963][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.550165][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.550369][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.554718][ T499] ------------[ cut here ]------------ | [ 20.554855][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.555104][ T499] Modules linked in: ip_gre gre | [ 20.555562][ T499] Tainted: [W]=WARN [ 20.555663][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.555835][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.556006][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.556516][ T499] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 20.556682][ T499] RAX: 00000000ffffffa6 RBX: ff1100000c6a2040 RCX: 1ff40000001dbee9 [ 20.556879][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a20fc [ 20.557080][ T499] RBP: ff1100001034c000 R08: 1fe22000018d4421 R09: ff110000099eae80 [ 20.557289][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.557496][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001034c000 [ 20.557695][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.557927][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.558095][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.558298][ T499] PKRU: 55555554 [ 20.558403][ T499] Call Trace: [ 20.558507][ T499] [ 20.558576][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.558715][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.558854][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.558982][ T499] register_netdevice (net/core/dev.c:11488) [ 20.559119][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.559290][ T499] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.559432][ T499] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.559566][ T499] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.559699][ T499] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.559834][ T499] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.559970][ T499] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.560104][ T499] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 20.560244][ T499] ops_init (net/core/net_namespace.c:137) [ 20.560350][ T499] setup_net (net/core/net_namespace.c:446) [ 20.560457][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.560589][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.560723][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.560857][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.560993][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.561132][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.561271][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.561408][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.561550][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.561683][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.561816][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.561951][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.562083][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.562221][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.562358][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.562496][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.562628][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.562792][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.562930][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.563413][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.563655][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.563854][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.564050][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.564254][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.564466][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.569312][ T499] ------------[ cut here ]------------ | [ 20.569529][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.569761][ T499] Modules linked in: ip_gre gre | [ 20.570177][ T499] Tainted: [W]=WARN [ 20.570278][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.570511][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.570684][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.571165][ T499] RSP: 0018:ffa0000000edf8f8 EFLAGS: 00010286 [ 20.571426][ T499] RAX: 00000000ffffffa6 RBX: ff1100000a213380 RCX: 1ff40000001dbee5 [ 20.571637][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21343c [ 20.571836][ T499] RBP: ff110000050c9000 R08: 1fe2200001442689 R09: ff110000099eae80 [ 20.572038][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.572243][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c9000 [ 20.572511][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.572746][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.572917][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.573121][ T499] PKRU: 55555554 [ 20.573226][ T499] Call Trace: [ 20.573327][ T499] [ 20.573460][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.573597][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.573732][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.573837][ T499] register_netdevice (net/core/dev.c:11488) [ 20.573974][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.574144][ T499] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.574283][ T499] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.574481][ T499] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.574617][ T499] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.574753][ T499] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.574892][ T499] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.575028][ T499] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 20.575168][ T499] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 20.575306][ T499] vti_init_net (net/ipv4/ip_vti.c:517) [ 20.575515][ T499] ops_init (net/core/net_namespace.c:137) [ 20.575619][ T499] setup_net (net/core/net_namespace.c:446) [ 20.575722][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.575856][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.575992][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.576131][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.576272][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.576474][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.576610][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.576746][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.576881][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.577017][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.577157][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.577295][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.577498][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.577632][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.577765][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.577909][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.578043][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.578217][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.578417][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.578899][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.579104][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.579310][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.579574][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.579776][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.579975][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.591268][ T499] ------------[ cut here ]------------ | [ 20.591425][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.591664][ T499] Modules linked in: ip_gre gre | [ 20.592079][ T499] Tainted: [W]=WARN [ 20.592186][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.592358][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.592540][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.593011][ T499] RSP: 0018:ffa0000000edfa78 EFLAGS: 00010286 [ 20.593184][ T499] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff40000001dbf15 [ 20.593389][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 20.593595][ T499] RBP: ff1100000ed34000 R08: 1fe2200002514059 R09: ff110000099eae80 [ 20.593794][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.593991][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed34000 [ 20.594199][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.594444][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.594614][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.594817][ T499] PKRU: 55555554 [ 20.594918][ T499] Call Trace: [ 20.595018][ T499] [ 20.595089][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.595231][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.595371][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.595478][ T499] register_netdevice (net/core/dev.c:11488) [ 20.595614][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.595778][ T499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.595914][ T499] register_netdev (net/core/dev.c:11552) [ 20.596048][ T499] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 20.596187][ T499] ops_init (net/core/net_namespace.c:137) [ 20.596290][ T499] setup_net (net/core/net_namespace.c:446) [ 20.596395][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.596536][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.596670][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.596806][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.596940][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.597079][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.597219][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.597357][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.597495][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.597628][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.597767][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.597903][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.598038][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.598176][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.598314][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.598458][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.598593][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.598758][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.598898][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.599388][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.599596][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.599794][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.599996][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.600197][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.600399][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.604637][ T499] ------------[ cut here ]------------ | [ 20.604777][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.605006][ T499] Modules linked in: ip_gre gre | [ 20.605426][ T499] Tainted: [W]=WARN [ 20.605533][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.605702][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.605876][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.606361][ T499] RSP: 0018:ffa0000000edfa68 EFLAGS: 00010286 [ 20.606542][ T499] RAX: 00000000ffffffa6 RBX: ff110000057bb700 RCX: 1ff40000001dbf13 [ 20.606741][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb7bc [ 20.606941][ T499] RBP: ff110000103a4000 R08: 1fe2200000af76f9 R09: ff110000099eae80 [ 20.607144][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.607354][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103a4000 [ 20.607562][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.607797][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.607967][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.608173][ T499] PKRU: 55555554 [ 20.608273][ T499] Call Trace: [ 20.608377][ T499] [ 20.608455][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.608588][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.608724][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.608827][ T499] register_netdevice (net/core/dev.c:11488) [ 20.608964][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.609165][ T499] register_netdev (net/core/dev.c:11552) [ 20.609300][ T499] sit_init_net (net/ipv6/sit.c:1860) [ 20.609446][ T499] ops_init (net/core/net_namespace.c:137) [ 20.609551][ T499] setup_net (net/core/net_namespace.c:446) [ 20.609653][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.609786][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.609923][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.610060][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.610199][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.610336][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.610481][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.610616][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.610751][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.610887][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.611023][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.611164][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.611296][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.611438][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.611572][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.611705][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.611839][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.612007][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.612149][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.612638][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.612844][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.613043][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.613246][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.613455][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.613655][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.618453][ T499] ------------[ cut here ]------------ | [ 20.618600][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.618832][ T499] Modules linked in: ip_gre gre | [ 20.619248][ T499] Tainted: [W]=WARN [ 20.619355][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.619531][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.619707][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.620189][ T499] RSP: 0018:ffa0000000edfa78 EFLAGS: 00010286 [ 20.620362][ T499] RAX: 00000000ffffffa6 RBX: ff1100000fbbfa80 RCX: 1ff40000001dbf15 [ 20.620569][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfb3c [ 20.620773][ T499] RBP: ff1100000925c000 R08: 1fe2200001f77f69 R09: ff110000099eae80 [ 20.620982][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.621188][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000925c000 [ 20.621400][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.621641][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.621808][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.622010][ T499] PKRU: 55555554 [ 20.622109][ T499] Call Trace: [ 20.622214][ T499] [ 20.622282][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.622425][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.622565][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.622669][ T499] register_netdevice (net/core/dev.c:11488) [ 20.622806][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.622973][ T499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.623111][ T499] register_netdev (net/core/dev.c:11552) [ 20.623252][ T499] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 20.623393][ T499] ops_init (net/core/net_namespace.c:137) [ 20.623502][ T499] setup_net (net/core/net_namespace.c:446) [ 20.623603][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.623736][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.623882][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.624019][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.624160][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.624298][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.624449][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.624583][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.624718][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.624863][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.624999][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.625138][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.625277][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.625416][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.625555][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.625688][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.625822][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.625988][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.626129][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.626619][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.626831][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.627033][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.627240][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.627455][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.627656][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.631704][ T499] ------------[ cut here ]------------ | [ 20.631841][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.632069][ T499] Modules linked in: ip_gre gre | [ 20.632510][ T499] Tainted: [W]=WARN [ 20.632611][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.632778][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.632950][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.633438][ T499] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 20.633607][ T499] RAX: 00000000ffffffa6 RBX: ff1100000db14040 RCX: 1ff40000001dbee9 [ 20.633814][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db140fc [ 20.634012][ T499] RBP: ff11000012999000 R08: 1fe2200001b62821 R09: ff110000099eae80 [ 20.634216][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.634423][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012999000 [ 20.634630][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.634864][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.635040][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.635253][ T499] PKRU: 55555554 [ 20.635358][ T499] Call Trace: [ 20.635463][ T499] [ 20.635532][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.635676][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.635820][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.635922][ T499] register_netdevice (net/core/dev.c:11488) [ 20.636058][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.636228][ T499] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.636365][ T499] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.636505][ T499] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.636648][ T499] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.636782][ T499] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.636916][ T499] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.637053][ T499] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 20.637195][ T499] ops_init (net/core/net_namespace.c:137) [ 20.637297][ T499] setup_net (net/core/net_namespace.c:446) [ 20.637402][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.637569][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.637703][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.637839][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.637977][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.638114][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.638254][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.638394][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.638535][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.638669][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.638804][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.638939][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.639071][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.639211][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.639344][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.639495][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.639629][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.639793][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.639938][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.640435][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.640650][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.640846][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.641046][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.641251][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.641462][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.645863][ T499] ------------[ cut here ]------------ | [ 20.646001][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499 | [ 20.646237][ T499] Modules linked in: ip_gre gre | [ 20.646661][ T499] Tainted: [W]=WARN [ 20.646761][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.646928][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.647101][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.647596][ T499] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 20.647764][ T499] RAX: 00000000ffffffa6 RBX: ff110000028b2580 RCX: 1ff40000001dbee9 [ 20.647963][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b263c [ 20.648182][ T499] RBP: ff110000129d9000 R08: 1fe22000005164c9 R09: ff110000099eae80 [ 20.648388][ T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.648615][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129d9000 [ 20.648828][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.649062][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.649235][ T499] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.649446][ T499] PKRU: 55555554 [ 20.649547][ T499] Call Trace: [ 20.649647][ T499] [ 20.649717][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.649860][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.649993][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.650097][ T499] register_netdevice (net/core/dev.c:11488) [ 20.650237][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.650410][ T499] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.650551][ T499] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.650684][ T499] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.650818][ T499] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.650953][ T499] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.651086][ T499] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.651239][ T499] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 20.651385][ T499] ops_init (net/core/net_namespace.c:137) [ 20.651494][ T499] setup_net (net/core/net_namespace.c:446) [ 20.651597][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.651730][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.651864][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.652000][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.652136][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.652279][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.652420][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.652560][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.652695][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.652828][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.652963][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.653098][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.653235][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.653376][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.653516][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.653649][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.653784][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.653968][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.654106][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.654604][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.654806][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.655011][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.655219][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.655424][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.655628][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.672544][ T499] ------------[ cut here ]------------ | [ 20.672731][ T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/499 | [ 20.673011][ T499] Modules linked in: ip_gre gre | [ 20.673557][ T499] Tainted: [W]=WARN [ 20.673711][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.673933][ T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.674163][ T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.674730][ T499] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 20.674955][ T499] RAX: 00000000ffffffa6 RBX: ff1100000ca54040 RCX: 1ff40000001dbee9 [ 20.675218][ T499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca540fc [ 20.675492][ T499] RBP: ff1100000f854000 R08: 1fe220000194a821 R09: ff110000099eae80 [ 20.675754][ T499] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.676003][ T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f854000 [ 20.676273][ T499] FS: 00007f527c4f0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.676585][ T499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.676807][ T499] CR2: 000055f6a14da480 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.677064][ T499] PKRU: 55555554 [ 20.677226][ T499] Call Trace: [ 20.677392][ T499] [ 20.677520][ T499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.677708][ T499] ? notifier_call_chain (kernel/notifier.c:85) [ 20.677895][ T499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.678052][ T499] register_netdevice (net/core/dev.c:11488) [ 20.678251][ T499] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.678494][ T499] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.678683][ T499] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.678870][ T499] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.679057][ T499] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.679256][ T499] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.679467][ T499] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.679666][ T499] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 20.679857][ T499] ops_init (net/core/net_namespace.c:137) [ 20.680013][ T499] setup_net (net/core/net_namespace.c:446) [ 20.680172][ T499] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.680373][ T499] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.680569][ T499] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.680758][ T499] copy_net_ns (net/core/net_namespace.c:579) [ 20.680947][ T499] create_new_namespaces (kernel/nsproxy.c:132) [ 20.681150][ T499] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.681366][ T499] ksys_unshare (kernel/fork.c:3243) [ 20.681562][ T499] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.681751][ T499] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.681938][ T499] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.682125][ T499] ? __ia32_sys_open (fs/open.c:1374) [ 20.682321][ T499] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.682585][ T499] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.682774][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.682960][ T499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.683146][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.683343][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.683593][ T499] RIP: 0033:0x7f527c7b2bcb [ 20.683784][ T499] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.684323][ T499] RSP: 002b:00007ffd57746238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 20.684610][ T499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f527c7b2bcb [ 20.684862][ T499] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.685115][ T499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.685387][ T499] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57748460 [ 20.685646][ T499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57748877 | [ 20.687815][ T12] ------------[ cut here ]------------ | [ 20.687948][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 20.688196][ T12] Modules linked in: ip_gre gre | [ 20.688633][ T12] Tainted: [W]=WARN [ 20.688729][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.688885][ T12] Workqueue: netns cleanup_net [ 20.689014][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.689187][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.689656][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 20.689821][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cbd2ac0 RCX: 1ff4000000018ec7 [ 20.690007][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cbd2b7c [ 20.690196][ T12] RBP: ff1100000eab4000 R08: 1fe220000197a571 R09: ff11000001aed1d0 [ 20.690389][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 20.690583][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 20.690773][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.690991][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.691162][ T12] CR2: 00007f527c6f7430 CR3: 000000000c9d2005 CR4: 0000000000771ef0 [ 20.691359][ T12] PKRU: 55555554 [ 20.691458][ T12] Call Trace: [ 20.691552][ T12] [ 20.691619][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.691747][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.691844][ T12] netif_close_many (net/core/dev.c:1804) [ 20.691973][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.692101][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 20.692264][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 20.692425][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.692557][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.692713][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.692844][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.692970][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.693097][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.693225][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.693358][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.693493][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.693620][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.693745][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.693873][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.694007][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.694133][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.694264][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.694393][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.694526][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.694660][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.694785][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.694915][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.695049][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.695181][ T12] kthread (kernel/kthread.c:436) [ 20.695275][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.695449][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.695576][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.695703][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.695859][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.695986][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.696111][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.697771][ T12] ------------[ cut here ]------------ | [ 20.697898][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 20.698154][ T12] Modules linked in: ip_gre gre | [ 20.698598][ T12] Tainted: [W]=WARN [ 20.698696][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.698860][ T12] Workqueue: netns cleanup_net [ 20.698994][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.699164][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.699641][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 20.699808][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cbd23c0 RCX: 1ff4000000018e80 [ 20.700000][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cbd247c [ 20.700194][ T12] RBP: ff1100000efcc000 R08: 1fe220000197a491 R09: ff11000001aed1d0 [ 20.700398][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 20.700604][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 20.700804][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.701030][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.701199][ T12] CR2: 00007f527c6f7430 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 20.701400][ T12] PKRU: 55555554 [ 20.701504][ T12] Call Trace: [ 20.701602][ T12] [ 20.701670][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.701801][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.701903][ T12] netif_close_many (net/core/dev.c:1804) [ 20.702035][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.702166][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.702298][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 20.702459][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 20.702592][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 20.702720][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 20.702857][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.702991][ T12] notifier_call_chain (kernel/notifier.c:85) [ 20.703123][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 20.703257][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 20.703392][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 20.703562][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 20.703728][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.703858][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.704019][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.704153][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.704285][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.704421][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.704555][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.704684][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.704815][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.704947][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.705075][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.705213][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.705345][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.705489][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.705621][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.705755][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.705886][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.706020][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.706157][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.706292][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.706436][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.706569][ T12] kthread (kernel/kthread.c:436) [ 20.706668][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.706829][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.706958][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.707087][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.707255][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.707395][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.707535][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.709958][ T12] ------------[ cut here ]------------ | [ 20.710085][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 20.710327][ T12] Modules linked in: ip_gre gre | [ 20.710758][ T12] Tainted: [W]=WARN [ 20.710851][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.711000][ T12] Workqueue: netns cleanup_net [ 20.711125][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.711285][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.711807][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.712007][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8a3c0 RCX: 1ff4000000018eed [ 20.712190][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a47c [ 20.712419][ T12] RBP: ff11000009bb9000 R08: 1fe22000019f1491 R09: ff11000001aed1d0 [ 20.712606][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.712783][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.712966][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.713190][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.713341][ T12] CR2: 00007f527c6f7430 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 20.713586][ T12] PKRU: 55555554 [ 20.713679][ T12] Call Trace: [ 20.713769][ T12] [ 20.713831][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.714033][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.714188][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.714307][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.714488][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.714611][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.714738][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.714860][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.714983][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.715103][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.715229][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.715399][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.715529][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.715649][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.715773][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.715900][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.716024][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.716143][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.716273][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.716453][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.716579][ T12] kthread (kernel/kthread.c:436) [ 20.716669][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.716822][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.716944][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.717065][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.717220][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.717340][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.717514][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.720327][ T12] ------------[ cut here ]------------ | [ 20.720482][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 20.720732][ T12] Modules linked in: ip_gre gre | [ 20.721131][ T12] Tainted: [W]=WARN [ 20.721227][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.721387][ T12] Workqueue: netns cleanup_net [ 20.721526][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.721683][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.722119][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.722274][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca54740 RCX: 1ff4000000018eed [ 20.722464][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca547fc [ 20.722644][ T12] RBP: ff1100000ee6c000 R08: 1fe220000194a901 R09: ff11000001aed1d0 [ 20.722823][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 20.723001][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.723188][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 20.723402][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.723560][ T12] CR2: 00007fc0687dac20 CR3: 0000000004b66004 CR4: 0000000000771ef0 [ 20.723748][ T12] PKRU: 55555554 [ 20.723838][ T12] Call Trace: [ 20.723927][ T12] [ 20.723991][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.724152][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.724305][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.724436][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.724565][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.724686][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.724807][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.724929][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.725051][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.725175][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.725301][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.725435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.725556][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.725681][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.725801][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.725922][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.726046][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.726173][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.726299][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.726436][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.726559][ T12] kthread (kernel/kthread.c:436) [ 20.726650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.726806][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.726930][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.727050][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.727210][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.727330][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.727524][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.731567][ T12] ------------[ cut here ]------------ | [ 20.731707][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 20.731957][ T12] Modules linked in: ip_gre gre | [ 20.732387][ T12] Tainted: [W]=WARN [ 20.732488][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.732648][ T12] Workqueue: netns cleanup_net [ 20.732785][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.732948][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.733412][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 20.733578][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b3000 RCX: 1ff4000000018e99 [ 20.733781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b30bc [ 20.733967][ T12] RBP: ff1100000efcc000 R08: 1fe2200000516619 R09: ff11000001aed1d0 [ 20.734159][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.734357][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.734556][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.734784][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.734941][ T12] CR2: 00007f527c6f7430 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.735135][ T12] PKRU: 55555554 [ 20.735233][ T12] Call Trace: [ 20.735328][ T12] [ 20.735399][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.735565][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.735722][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 20.735854][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.735977][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 20.736134][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 20.736266][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 20.736398][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 20.736529][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.736657][ T12] notifier_call_chain (kernel/notifier.c:85) [ 20.736785][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 20.736942][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.737097][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.737229][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.737364][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.737495][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.737622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.737748][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.737874][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.737998][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.738126][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.738255][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.738399][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.738535][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.738659][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.738786][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.738915][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.739040][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.739171][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.739303][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.739438][ T12] kthread (kernel/kthread.c:436) [ 20.739534][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.739687][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.739812][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.739937][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.740092][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.740222][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.740353][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.742369][ T12] ------------[ cut here ]------------ | [ 20.742495][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 20.742734][ T12] Modules linked in: ip_gre gre | [ 20.743129][ T12] Tainted: [W]=WARN [ 20.743221][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.743619][ T12] Workqueue: netns cleanup_net [ 20.743745][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.743904][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.744334][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.744503][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2e40 RCX: 1ff4000000018eed [ 20.744681][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2efc [ 20.744859][ T12] RBP: ff1100000eab4000 R08: 1fe22000005165e1 R09: ff11000001aed1d0 [ 20.745037][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.745220][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.745404][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.745616][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.745766][ T12] CR2: 00007f527c6f7430 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.745945][ T12] PKRU: 55555554 [ 20.746037][ T12] Call Trace: [ 20.746127][ T12] [ 20.746193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.746345][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.746504][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.746624][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.746745][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.746868][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.746989][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.747114][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.747240][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.747361][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.747489][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.747611][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.747731][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.747852][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.747973][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.748094][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.748221][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.748344][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.748486][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.748611][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.748730][ T12] kthread (kernel/kthread.c:436) [ 20.748830][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.748982][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.749103][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.749231][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.749386][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.749511][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.749633][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.751644][ T12] ------------[ cut here ]------------ | [ 20.751779][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 20.752023][ T12] Modules linked in: ip_gre gre | [ 20.753319][ T12] Tainted: [W]=WARN [ 20.753521][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.753678][ T12] Workqueue: netns cleanup_net [ 20.753802][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.753961][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.754462][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.754614][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2ac0 RCX: 1ff4000000018eed [ 20.754790][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2b7c [ 20.754968][ T12] RBP: ff11000005881000 R08: 1fe2200000516571 R09: ff11000001aed1d0 [ 20.755148][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.755340][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.755614][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.755824][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.755973][ T12] CR2: 00007f527c6f7430 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.756159][ T12] PKRU: 55555554 [ 20.756248][ T12] Call Trace: [ 20.756337][ T12] [ 20.756452][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.756610][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.756763][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.756882][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.757006][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.757130][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.757256][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.757424][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.757551][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.757674][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.757797][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.757917][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.758040][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.758164][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.758287][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.758463][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.758591][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.758716][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.758844][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.758971][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.759093][ T12] kthread (kernel/kthread.c:436) [ 20.759188][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.759339][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.759511][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.759642][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.759795][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.759920][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.760044][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.774037][ T12] ------------[ cut here ]------------ | [ 20.774264][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.774583][ T12] Modules linked in: ip_gre gre | [ 20.775102][ T12] Tainted: [W]=WARN [ 20.775252][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.775468][ T12] Workqueue: netns cleanup_net [ 20.775646][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.775852][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.776339][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.776564][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca54e40 RCX: 1ff4000000018eed [ 20.776795][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca54efc [ 20.777021][ T12] RBP: ff1100000efbc000 R08: 1fe220000194a9e1 R09: ff11000001aed1d0 [ 20.777265][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.777518][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.777748][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.778005][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.778215][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.778467][ T12] PKRU: 55555554 [ 20.778605][ T12] Call Trace: [ 20.778744][ T12] [ 20.778855][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.779060][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.779270][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.779465][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.779641][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.779810][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.779981][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.780156][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.780337][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.780528][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.780702][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.780872][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.781040][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.781228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.781413][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.781596][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.781771][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.781940][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.782114][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.782299][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.782491][ T12] kthread (kernel/kthread.c:436) [ 20.782633][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.782832][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.783003][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.783176][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.783392][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.783573][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.783745][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.786440][ T12] ------------[ cut here ]------------ | [ 20.786606][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.786889][ T12] Modules linked in: ip_gre gre | [ 20.787402][ T12] Tainted: [W]=WARN [ 20.787549][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.787749][ T12] Workqueue: netns cleanup_net [ 20.787922][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.788127][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.788637][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.788838][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca55540 RCX: 1ff4000000018eed [ 20.789067][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca555fc [ 20.789306][ T12] RBP: ff1100000fcf4000 R08: 1fe220000194aac1 R09: ff11000001aed1d0 [ 20.789557][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.789786][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.790021][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.790292][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.790518][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.790749][ T12] PKRU: 55555554 [ 20.790888][ T12] Call Trace: [ 20.791027][ T12] [ 20.791141][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.791371][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.791582][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.791753][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.791925][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.792096][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.792278][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.792469][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.792645][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.792816][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.792991][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.793167][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.793362][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.793544][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.793714][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.793886][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.794061][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.794241][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.794443][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.794622][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.794795][ T12] kthread (kernel/kthread.c:436) [ 20.794937][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.795137][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.795316][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.795512][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.795716][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.795892][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.796082][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.798778][ T12] ------------[ cut here ]------------ | [ 20.798946][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.799240][ T12] Modules linked in: ip_gre gre | [ 20.799758][ T12] Tainted: [W]=WARN [ 20.799899][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.800100][ T12] Workqueue: netns cleanup_net [ 20.800286][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.800517][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.800988][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.801198][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca55c40 RCX: 1ff4000000018eed [ 20.801448][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca55cfc [ 20.801675][ T12] RBP: ff1100000a119000 R08: 1fe220000194aba1 R09: ff11000001aed1d0 [ 20.801901][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.802130][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.802380][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.802648][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.802849][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.803079][ T12] PKRU: 55555554 [ 20.803233][ T12] Call Trace: [ 20.803388][ T12] [ 20.803510][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.803716][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.803915][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.804088][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.804270][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.804462][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.804641][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.804816][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.804990][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.805162][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.805341][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.805540][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.805709][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.805882][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.806054][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.806239][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.806438][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.806610][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.806785][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.806960][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.807130][ T12] kthread (kernel/kthread.c:436) [ 20.807306][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.807531][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.807715][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.807885][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.808084][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.808272][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.808473][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.810968][ T12] ------------[ cut here ]------------ | [ 20.811146][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.811465][ T12] Modules linked in: ip_gre gre | [ 20.811961][ T12] Tainted: [W]=WARN [ 20.812101][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.812310][ T12] Workqueue: netns cleanup_net [ 20.812506][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.812715][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.813214][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.813453][ T12] RAX: 00000000ffffffa6 RBX: ff1100001072e200 RCX: 1ff4000000018eed [ 20.813694][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072e2bc [ 20.813922][ T12] RBP: ff110000129b9000 R08: 1fe22000020e5c59 R09: ff11000001aed1d0 [ 20.814151][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.814401][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.814640][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.814901][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.815102][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.815342][ T12] PKRU: 55555554 [ 20.815508][ T12] Call Trace: [ 20.815648][ T12] [ 20.815761][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.815971][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.816173][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.816364][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.816572][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.816744][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.816916][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.817093][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.817279][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.817476][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.817652][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.817825][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.817995][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.818173][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.818362][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.818544][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.818724][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.818893][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.819069][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.819256][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.819449][ T12] kthread (kernel/kthread.c:436) [ 20.819592][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.819791][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.819965][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.820137][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.820360][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.820541][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.820714][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.823181][ T12] ------------[ cut here ]------------ | [ 20.823365][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 20.823656][ T12] Modules linked in: ip_gre gre | [ 20.824155][ T12] Tainted: [W]=WARN [ 20.824303][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.824525][ T12] Workqueue: netns cleanup_net [ 20.824701][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.824907][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.825407][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 20.825619][ T12] RAX: 00000000ffffffa6 RBX: ff1100001072e580 RCX: 1ff4000000018eed [ 20.825848][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072e63c [ 20.826076][ T12] RBP: ff11000010311000 R08: 1fe22000020e5cc9 R09: ff11000001aed1d0 [ 20.826320][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.826573][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.826804][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.827061][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.827276][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 20.827529][ T12] PKRU: 55555554 [ 20.827668][ T12] Call Trace: [ 20.827807][ T12] [ 20.827921][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.828124][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.828332][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 20.828531][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 20.828704][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.828873][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 20.829044][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 20.829233][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 20.829421][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.829601][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.829775][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.829950][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.830119][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.830298][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.830492][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.830665][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.830840][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.831010][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.831193][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.831384][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.831567][ T12] kthread (kernel/kthread.c:436) [ 20.831709][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.831909][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.832079][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.832262][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.832490][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.832662][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.832833][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.841553][ T500] ------------[ cut here ]------------ | [ 20.841720][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/500 | [ 20.841951][ T500] Modules linked in: ip_gre gre | [ 20.842372][ T500] Tainted: [W]=WARN [ 20.842481][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.842648][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.842818][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.843296][ T500] RSP: 0018:ffa0000000edfa80 EFLAGS: 00010286 [ 20.843479][ T500] RAX: 00000000ffffffa6 RBX: ff1100000bb26ac0 RCX: 1ff40000001dbf16 [ 20.843675][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb26b7c [ 20.843869][ T500] RBP: ff11000005044000 R08: 1fe2200001764d71 R09: ff110000099ed180 [ 20.844065][ T500] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.844263][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005044000 [ 20.844475][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.844704][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.844868][ T500] CR2: 00007f527c6f7430 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.845065][ T500] PKRU: 55555554 [ 20.845169][ T500] Call Trace: [ 20.845269][ T500] [ 20.845338][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.845480][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.845611][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.845713][ T500] register_netdevice (net/core/dev.c:11488) [ 20.845846][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.846019][ T500] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.846161][ T500] register_netdev (net/core/dev.c:11552) [ 20.846291][ T500] loopback_net_init (drivers/net/loopback.c:218) [ 20.846427][ T500] ops_init (net/core/net_namespace.c:137) [ 20.846535][ T500] setup_net (net/core/net_namespace.c:446) [ 20.846635][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.846766][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.846897][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.847032][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.847169][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.847303][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.847447][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.847579][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.847717][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.847849][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.847983][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.848115][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.848250][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.848386][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.848522][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.848653][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.848784][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.848948][ T500] RIP: 0033:0x7fc06889bbcb [ 20.849087][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.849568][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.849767][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.849969][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.850166][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.850369][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.850584][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 20.854806][ T500] ------------[ cut here ]------------ | [ 20.854957][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/500 | [ 20.855196][ T500] Modules linked in: ip_gre gre | [ 20.855609][ T500] Tainted: [W]=WARN [ 20.855707][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.855869][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.856038][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.856530][ T500] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 20.856695][ T500] RAX: 00000000ffffffa6 RBX: ff1100000e86b540 RCX: 1ff40000001dbee9 [ 20.856891][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e86b5fc [ 20.857090][ T500] RBP: ff1100001283c000 R08: 1fe2200001d0d6c1 R09: ff110000099ed180 [ 20.857289][ T500] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 20.857498][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001283c000 [ 20.857704][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 20.857937][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.858101][ T500] CR2: 00007f527c6f7430 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.858303][ T500] PKRU: 55555554 [ 20.858406][ T500] Call Trace: [ 20.858508][ T500] [ 20.858576][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.858708][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.858841][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.858943][ T500] register_netdevice (net/core/dev.c:11488) [ 20.859077][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.859246][ T500] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.859383][ T500] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.859522][ T500] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.859652][ T500] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.859786][ T500] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.859917][ T500] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.860055][ T500] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 20.860194][ T500] ops_init (net/core/net_namespace.c:137) [ 20.860295][ T500] setup_net (net/core/net_namespace.c:446) [ 20.860410][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.860547][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.860678][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.860813][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.860946][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.861081][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.861218][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.861354][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.861493][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.861624][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.861758][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.861891][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.862024][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.862159][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.862290][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.862425][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.862560][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.862728][ T500] RIP: 0033:0x7fc06889bbcb [ 20.862867][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.863340][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.863546][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.863744][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.863940][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.864135][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.864334][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 20.876163][ T500] ------------[ cut here ]------------ | [ 20.876917][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500 | [ 20.877271][ T500] Modules linked in: ip_gre gre | [ 20.877928][ T500] Tainted: [W]=WARN [ 20.878139][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.878448][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.878736][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.879375][ T500] RSP: 0018:ffa0000000edf8f8 EFLAGS: 00010286 [ 20.879665][ T500] RAX: 00000000ffffffa6 RBX: ff1100000d788c80 RCX: 1ff40000001dbee5 [ 20.879975][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d788d3c [ 20.880296][ T500] RBP: ff1100000e84c000 R08: 1fe2200001af11a9 R09: ff110000099ed180 [ 20.880628][ T500] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.880938][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e84c000 [ 20.881256][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.881625][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.881903][ T500] CR2: 000055f6a14da480 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.882226][ T500] PKRU: 55555554 [ 20.882460][ T500] Call Trace: [ 20.882670][ T500] [ 20.882849][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.883091][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.883411][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.883635][ T500] register_netdevice (net/core/dev.c:11488) [ 20.883879][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.884161][ T500] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.884424][ T500] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.884676][ T500] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.884917][ T500] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.885183][ T500] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.885455][ T500] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.885700][ T500] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 20.885943][ T500] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 20.886209][ T500] vti_init_net (net/ipv4/ip_vti.c:517) [ 20.886506][ T500] ops_init (net/core/net_namespace.c:137) [ 20.886723][ T500] setup_net (net/core/net_namespace.c:446) [ 20.886933][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.887201][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.887468][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.887729][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.887945][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.888135][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.888331][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.888555][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.888744][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.888931][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.889119][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.889320][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.889527][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.889712][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.889898][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.890084][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.890281][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.890523][ T500] RIP: 0033:0x7fc06889bbcb [ 20.890715][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.891252][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.891526][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.891776][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.892029][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.892289][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.892565][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 20.898164][ T500] ------------[ cut here ]------------ | [ 20.898363][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500 | [ 20.898657][ T500] Modules linked in: ip_gre gre | [ 20.899218][ T500] Tainted: [W]=WARN [ 20.899386][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.899717][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.899945][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.900589][ T500] RSP: 0018:ffa0000000edfa78 EFLAGS: 00010286 [ 20.900872][ T500] RAX: 00000000ffffffa6 RBX: ff1100000d789a80 RCX: 1ff40000001dbf15 [ 20.901192][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d789b3c [ 20.901537][ T500] RBP: ff1100000ece4000 R08: 1fe2200001af1369 R09: ff110000099ed180 [ 20.901844][ T500] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.902159][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ece4000 [ 20.902511][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.902876][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.903159][ T500] CR2: 000055f6a14da480 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.903501][ T500] PKRU: 55555554 [ 20.903708][ T500] Call Trace: [ 20.903913][ T500] [ 20.904088][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.904342][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.904675][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.904884][ T500] register_netdevice (net/core/dev.c:11488) [ 20.905126][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.905422][ T500] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.905677][ T500] register_netdev (net/core/dev.c:11552) [ 20.905921][ T500] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 20.906174][ T500] ops_init (net/core/net_namespace.c:137) [ 20.906405][ T500] setup_net (net/core/net_namespace.c:446) [ 20.906624][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.906863][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.907104][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.907374][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.907627][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.907870][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.908117][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.908380][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.908632][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.908871][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.909113][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.909383][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.909605][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.909788][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.909978][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.910167][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.910372][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.910599][ T500] RIP: 0033:0x7fc06889bbcb [ 20.910791][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.911372][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.911640][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.911888][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.912136][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.912410][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.912667][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 20.915074][ T12] ------------[ cut here ]------------ | [ 20.915220][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 20.915475][ T12] Modules linked in: ip_gre gre | [ 20.915883][ T12] Tainted: [W]=WARN [ 20.915976][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.916127][ T12] Workqueue: netns cleanup_net [ 20.916255][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.916419][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.916873][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 20.917024][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8a040 RCX: 1ff4000000018ed5 [ 20.917208][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a0fc [ 20.917392][ T12] RBP: ff1100001000c000 R08: 1fe22000019f1421 R09: ff11000001aed1d0 [ 20.917583][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 20.917763][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 20.917943][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 20.918158][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.918309][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 20.918505][ T12] PKRU: 55555554 [ 20.918596][ T12] Call Trace: [ 20.918686][ T12] [ 20.918749][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 20.918903][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 20.919059][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 20.919188][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 20.919310][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 20.919447][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 20.919567][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 20.919690][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 20.919812][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 20.919932][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.920056][ T12] cleanup_net (net/core/net_namespace.c:702) [ 20.920188][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 20.920309][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 20.920446][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 20.920566][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 20.920689][ T12] process_one_work (kernel/workqueue.c:3314) [ 20.920813][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 20.920933][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 20.921058][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 20.921188][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 20.921311][ T12] kthread (kernel/kthread.c:436) [ 20.921408][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.921562][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.921683][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.921803][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 20.921954][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.922075][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 20.922203][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.933211][ T500] ------------[ cut here ]------------ | [ 20.933454][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500 | [ 20.933740][ T500] Modules linked in: ip_gre gre | [ 20.934270][ T500] Tainted: [W]=WARN [ 20.934443][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.934662][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.934885][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.935439][ T500] RSP: 0018:ffa0000000edfa68 EFLAGS: 00010286 [ 20.935661][ T500] RAX: 00000000ffffffa6 RBX: ff1100000bde0740 RCX: 1ff40000001dbf13 [ 20.935915][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde07fc [ 20.936171][ T500] RBP: ff1100000fb49000 R08: 1fe22000017bc101 R09: ff110000099ed180 [ 20.936444][ T500] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.936693][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb49000 [ 20.936945][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.937255][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.937501][ T500] CR2: 000055f6a14da480 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.937752][ T500] PKRU: 55555554 [ 20.937901][ T500] Call Trace: [ 20.938052][ T500] [ 20.938177][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.938378][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.938573][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.938727][ T500] register_netdevice (net/core/dev.c:11488) [ 20.938914][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.939136][ T500] register_netdev (net/core/dev.c:11552) [ 20.939332][ T500] sit_init_net (net/ipv6/sit.c:1860) [ 20.939544][ T500] ops_init (net/core/net_namespace.c:137) [ 20.939701][ T500] setup_net (net/core/net_namespace.c:446) [ 20.939855][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.940037][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.940237][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.940445][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.940635][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.940823][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.941012][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.941206][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.941404][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.941601][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.941787][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.941973][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.942158][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.942363][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.942557][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.942744][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.942928][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.943145][ T500] RIP: 0033:0x7fc06889bbcb [ 20.943359][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.943883][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.944134][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.944401][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.944659][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.944904][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.945157][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 20.950411][ T500] ------------[ cut here ]------------ | [ 20.950609][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500 | [ 20.950890][ T500] Modules linked in: ip_gre gre | [ 20.951425][ T500] Tainted: [W]=WARN [ 20.951586][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.951806][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.952059][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.952612][ T500] RSP: 0018:ffa0000000edfa78 EFLAGS: 00010286 [ 20.952830][ T500] RAX: 00000000ffffffa6 RBX: ff110000107811c0 RCX: 1ff40000001dbf15 [ 20.953081][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078127c [ 20.953342][ T500] RBP: ff11000005039000 R08: 1fe22000020f0251 R09: ff110000099ed180 [ 20.953611][ T500] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.953856][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005039000 [ 20.954110][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.954415][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.954641][ T500] CR2: 000055f6a14da480 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.954891][ T500] PKRU: 55555554 [ 20.955041][ T500] Call Trace: [ 20.955201][ T500] [ 20.955325][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.955536][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.955719][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.955871][ T500] register_netdevice (net/core/dev.c:11488) [ 20.956056][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.956281][ T500] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 20.956491][ T500] register_netdev (net/core/dev.c:11552) [ 20.956679][ T500] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 20.956864][ T500] ops_init (net/core/net_namespace.c:137) [ 20.957016][ T500] setup_net (net/core/net_namespace.c:446) [ 20.957172][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.957369][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.957563][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.957748][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.957937][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.958123][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.958316][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.958522][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.958707][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.958890][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.959075][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.959276][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.959482][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.959665][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.959850][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.960032][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.960228][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.960466][ T500] RIP: 0033:0x7fc06889bbcb [ 20.960656][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.961176][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.961451][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.961699][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.961949][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.962207][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.962477][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 20.966846][ T500] ------------[ cut here ]------------ | [ 20.967024][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500 | [ 20.967315][ T500] Modules linked in: ip_gre gre | [ 20.967845][ T500] Tainted: [W]=WARN [ 20.967994][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.968218][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.968461][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.968976][ T500] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 20.969202][ T500] RAX: 00000000ffffffa6 RBX: ff1100000ee71700 RCX: 1ff40000001dbee9 [ 20.969468][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee717bc [ 20.969713][ T500] RBP: ff1100000edec000 R08: 1fe2200001dce2f9 R09: ff110000099ed180 [ 20.969960][ T500] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.970215][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edec000 [ 20.970485][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.970765][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.970983][ T500] CR2: 000055f6a14da480 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.971241][ T500] PKRU: 55555554 [ 20.971401][ T500] Call Trace: [ 20.971558][ T500] [ 20.971677][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.971859][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.972043][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.972202][ T500] register_netdevice (net/core/dev.c:11488) [ 20.972404][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.972629][ T500] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.972812][ T500] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.972995][ T500] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.973181][ T500] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.973379][ T500] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.973572][ T500] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.973759][ T500] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 20.973943][ T500] ops_init (net/core/net_namespace.c:137) [ 20.974096][ T500] setup_net (net/core/net_namespace.c:446) [ 20.974257][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.974462][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.974647][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.974831][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.975020][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.975216][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.975415][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.975607][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.975790][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.975973][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.976160][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.976370][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.976561][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.976743][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.976926][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.977108][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.977306][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.977542][ T500] RIP: 0033:0x7fc06889bbcb [ 20.977730][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.978258][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.978528][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.978773][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.979021][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.979278][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.979548][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 20.984289][ T500] ------------[ cut here ]------------ | [ 20.984479][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500 | [ 20.984758][ T500] Modules linked in: ip_gre gre | [ 20.985277][ T500] Tainted: [W]=WARN [ 20.985446][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.985660][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 20.985882][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 20.986427][ T500] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 20.986654][ T500] RAX: 00000000ffffffa6 RBX: ff1100000cfbc580 RCX: 1ff40000001dbee9 [ 20.986899][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc63c [ 20.987143][ T500] RBP: ff1100000e961000 R08: 1fe22000019f78c9 R09: ff110000099ed180 [ 20.987417][ T500] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 20.987683][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e961000 [ 20.987933][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 20.988223][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.988465][ T500] CR2: 000055f6a14da480 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 20.988717][ T500] PKRU: 55555554 [ 20.988866][ T500] Call Trace: [ 20.989014][ T500] [ 20.989134][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 20.989326][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 20.989533][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 20.989686][ T500] register_netdevice (net/core/dev.c:11488) [ 20.989872][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 20.990088][ T500] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 20.990282][ T500] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 20.990490][ T500] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 20.990672][ T500] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 20.990857][ T500] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 20.991040][ T500] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 20.991240][ T500] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 20.991446][ T500] ops_init (net/core/net_namespace.c:137) [ 20.991602][ T500] setup_net (net/core/net_namespace.c:446) [ 20.991754][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 20.991936][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 20.992120][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 20.992312][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 20.992525][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 20.992711][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 20.992893][ T500] ksys_unshare (kernel/fork.c:3243) [ 20.993076][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 20.993271][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 20.993476][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 20.993660][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 20.993848][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 20.994031][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 20.994225][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 20.994424][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 20.994616][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 20.994800][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.995014][ T500] RIP: 0033:0x7fc06889bbcb [ 20.995212][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 20.995755][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 20.996005][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 20.996264][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 20.996539][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 20.996786][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 20.997034][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 21.002304][ T500] ------------[ cut here ]------------ | [ 21.002515][ T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500 | [ 21.002790][ T500] Modules linked in: ip_gre gre | [ 21.003304][ T500] Tainted: [W]=WARN [ 21.003475][ T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.003689][ T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.003910][ T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.004456][ T500] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 21.004673][ T500] RAX: 00000000ffffffa6 RBX: ff1100000bcaf1c0 RCX: 1ff40000001dbee9 [ 21.004917][ T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf27c [ 21.005165][ T500] RBP: ff11000009bc4000 R08: 1fe2200001795e51 R09: ff110000099ed180 [ 21.005440][ T500] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 21.005687][ T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bc4000 [ 21.005935][ T500] FS: 00007fc0685d9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 21.006225][ T500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.006467][ T500] CR2: 000055f6a14da480 CR3: 0000000004b66006 CR4: 0000000000771ef0 [ 21.006716][ T500] PKRU: 55555554 [ 21.006864][ T500] Call Trace: [ 21.007012][ T500] [ 21.007131][ T500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.007321][ T500] ? notifier_call_chain (kernel/notifier.c:85) [ 21.007526][ T500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.007679][ T500] register_netdevice (net/core/dev.c:11488) [ 21.007869][ T500] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 21.008084][ T500] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 21.008292][ T500] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 21.013722][ T500] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 21.013918][ T500] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 21.014103][ T500] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 21.014301][ T500] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 21.014515][ T500] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 21.014702][ T500] ops_init (net/core/net_namespace.c:137) [ 21.014856][ T500] setup_net (net/core/net_namespace.c:446) [ 21.015008][ T500] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 21.015196][ T500] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 21.015395][ T500] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 21.015586][ T500] copy_net_ns (net/core/net_namespace.c:579) [ 21.015775][ T500] create_new_namespaces (kernel/nsproxy.c:132) [ 21.015961][ T500] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 21.016146][ T500] ksys_unshare (kernel/fork.c:3243) [ 21.016341][ T500] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 21.016549][ T500] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 21.016732][ T500] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 21.016921][ T500] ? __ia32_sys_open (fs/open.c:1374) [ 21.017110][ T500] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 21.017305][ T500] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 21.017512][ T500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.017696][ T500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.017881][ T500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.018066][ T500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.018294][ T500] RIP: 0033:0x7fc06889bbcb [ 21.018507][ T500] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 21.019031][ T500] RSP: 002b:00007ffc6cb89488 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 21.019295][ T500] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc06889bbcb [ 21.019568][ T500] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 21.019820][ T500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 21.020068][ T500] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc6cb8b6b0 [ 21.020329][ T500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6cb8c877 | [ 21.063849][ T501] ------------[ cut here ]------------ | [ 21.064025][ T501] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/501 | [ 21.064273][ T501] Modules linked in: ip_gre gre | [ 21.064707][ T501] Tainted: [W]=WARN [ 21.064846][ T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.065019][ T501] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.065202][ T501] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.065702][ T501] RSP: 0018:ffa0000000eeee30 EFLAGS: 00010286 [ 21.065875][ T501] RAX: 00000000ffffffa6 RBX: ff1100000bde0200 RCX: 1ff40000001ddd8c [ 21.066107][ T501] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde02bc [ 21.066319][ T501] RBP: ff110000129a9000 R08: 1fe22000017bc059 R09: ff1100000abf0b80 [ 21.066669][ T501] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 21.066873][ T501] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cde8088 [ 21.067079][ T501] FS: 00007f468eb8a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 21.067323][ T501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.067508][ T501] CR2: 000000000042ebe0 CR3: 0000000012697006 CR4: 0000000000771ef0 [ 21.067717][ T501] PKRU: 55555554 [ 21.067819][ T501] Call Trace: [ 21.067948][ T501] [ 21.068021][ T501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.068162][ T501] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.068302][ T501] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.068412][ T501] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 21.068559][ T501] __dev_notify_flags (net/core/dev.c:9787) [ 21.068696][ T501] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 21.068833][ T501] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 21.068970][ T501] ? netif_change_name (net/core/dev.c:1495) [ 21.069132][ T501] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.069274][ T501] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.069414][ T501] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.069558][ T501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.069694][ T501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.069831][ T501] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 21.069969][ T501] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 21.070117][ T501] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 21.070258][ T501] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 21.070423][ T501] veth_newlink (drivers/net/veth.c:1871) [ 21.070577][ T501] ? veth_poll_controller (drivers/net/veth.c:1470) [ 21.070716][ T501] ? kasan_save_stack (mm/kasan/common.c:57) [ 21.070852][ T501] ? kasan_save_track (mm/kasan/common.c:78) [ 21.070988][ T501] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 21.071139][ T501] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 21.071281][ T501] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 21.071425][ T501] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 21.071567][ T501] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 21.071706][ T501] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 21.071845][ T501] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 21.071984][ T501] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 21.072120][ T501] ? __dev_get_by_name (net/core/dev.c:883) [ 21.072272][ T501] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 21.072421][ T501] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 21.072572][ T501] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.072733][ T501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.072872][ T501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.073010][ T501] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.073161][ T501] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.073297][ T501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.073459][ T501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.073597][ T501] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.073732][ T501] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.073901][ T501] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.074041][ T501] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.074181][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.074318][ T501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.074476][ T501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.074613][ T501] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.074749][ T501] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.074887][ T501] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.075028][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.075178][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.075342][ T501] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.075497][ T501] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.075635][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.075773][ T501] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.075911][ T501] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.076048][ T501] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.076193][ T501] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.076331][ T501] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.076482][ T501] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.076653][ T501] ? move_addr_to_kernel (net/socket.c:258) [ 21.076794][ T501] ___sys_sendmsg (net/socket.c:2752) [ 21.076931][ T501] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.077073][ T501] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.077253][ T501] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 21.077396][ T501] __sys_sendmsg (net/socket.c:2784) [ 21.077540][ T501] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.077681][ T501] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 21.077818][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.077956][ T501] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.078092][ T501] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.078230][ T501] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.078371][ T501] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.078547][ T501] RIP: 0033:0x7f468edc408e [ 21.078690][ T501] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.079182][ T501] RSP: 002b:00007ffe33021c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.079393][ T501] RAX: ffffffffffffffda RBX: 00007ffe330223b0 RCX: 00007f468edc408e [ 21.079601][ T501] RDX: 0000000000000000 RSI: 00007ffe33021cb0 RDI: 0000000000000005 [ 21.079807][ T501] RBP: 00007ffe33021c10 R08: 0000000000000000 R09: 0000000000000000 [ 21.080011][ T501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.080221][ T501] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33022370 | [ 21.087925][ T501] ------------[ cut here ]------------ | [ 21.088084][ T501] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/501 | [ 21.088322][ T501] Modules linked in: ip_gre gre | [ 21.088746][ T501] Tainted: [W]=WARN [ 21.088850][ T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.089020][ T501] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.089199][ T501] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.089695][ T501] RSP: 0018:ffa0000000eef1b0 EFLAGS: 00010286 [ 21.089866][ T501] RAX: 00000000ffffffa6 RBX: ff1100000a187c40 RCX: 1ff40000001dddfc [ 21.090067][ T501] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187cfc [ 21.090273][ T501] RBP: ff11000005059000 R08: 1fe2200001430fa1 R09: ff1100000abf0b80 [ 21.090483][ T501] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 21.090685][ T501] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 21.090887][ T501] FS: 00007f468eb8a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 21.091121][ T501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.091294][ T501] CR2: 000000000042ebe0 CR3: 0000000012697006 CR4: 0000000000771ef0 [ 21.091507][ T501] PKRU: 55555554 [ 21.091609][ T501] Call Trace: [ 21.091710][ T501] [ 21.091780][ T501] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.091920][ T501] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.092024][ T501] __dev_notify_flags (net/core/dev.c:9787) [ 21.092163][ T501] ? netif_change_name (net/core/dev.c:1495) [ 21.092299][ T501] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 21.092444][ T501] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 21.092605][ T501] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 21.092742][ T501] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 21.092880][ T501] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 21.093015][ T501] ? __dev_get_by_name (net/core/dev.c:883) [ 21.093152][ T501] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 21.093293][ T501] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 21.093967][ T501] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.094140][ T501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.094280][ T501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.094481][ T501] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.094673][ T501] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.094807][ T501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.094946][ T501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.095081][ T501] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.095222][ T501] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.095415][ T501] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.095557][ T501] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.095691][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.095829][ T501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.095961][ T501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.096097][ T501] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.096235][ T501] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.096428][ T501] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.096572][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.096707][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.096844][ T501] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.096979][ T501] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.097113][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.097253][ T501] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.097459][ T501] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.097597][ T501] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.097734][ T501] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.097866][ T501] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.098002][ T501] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.098174][ T501] ? move_addr_to_kernel (net/socket.c:258) [ 21.098314][ T501] ___sys_sendmsg (net/socket.c:2752) [ 21.098511][ T501] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.098650][ T501] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.098821][ T501] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 21.098957][ T501] __sys_sendmsg (net/socket.c:2784) [ 21.099094][ T501] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.099234][ T501] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 21.099427][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.099570][ T501] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.099704][ T501] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.099837][ T501] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.099971][ T501] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.100139][ T501] RIP: 0033:0x7f468edc408e [ 21.100284][ T501] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.100830][ T501] RSP: 002b:00007ffe33021c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.101033][ T501] RAX: ffffffffffffffda RBX: 00007ffe330223b0 RCX: 00007f468edc408e [ 21.101240][ T501] RDX: 0000000000000000 RSI: 00007ffe33021cb0 RDI: 0000000000000005 [ 21.101511][ T501] RBP: 00007ffe33021c10 R08: 0000000000000000 R09: 0000000000000000 [ 21.101712][ T501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.101912][ T501] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33022370 | [ 21.135088][ T502] ------------[ cut here ]------------ | [ 21.135333][ T502] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/502 | [ 21.136272][ T502] Modules linked in: ip_gre gre | [ 21.137099][ T502] Tainted: [W]=WARN [ 21.137258][ T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.137541][ T502] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.137768][ T502] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.138301][ T502] RSP: 0018:ffa0000000eff020 EFLAGS: 00010286 [ 21.138559][ T502] RAX: 00000000ffffffa6 RBX: ff1100000bcae900 RCX: 1ff40000001dfdca [ 21.138809][ T502] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae9bc [ 21.139058][ T502] RBP: ff11000005059000 R08: 1fe2200001795d39 R09: ff11000010188b58 [ 21.139317][ T502] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 21.139622][ T502] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 21.139878][ T502] FS: 00007f7622d00840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 21.140163][ T502] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.140404][ T502] CR2: 00007f7622fd01a0 CR3: 000000000e3a0002 CR4: 0000000000771ef0 [ 21.140680][ T502] PKRU: 55555554 [ 21.140832][ T502] Call Trace: [ 21.140985][ T502] [ 21.141107][ T502] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.141307][ T502] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.141486][ T502] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 21.141673][ T502] __dev_notify_flags (net/core/dev.c:9787) [ 21.141862][ T502] ? netif_change_name (net/core/dev.c:1495) [ 21.142068][ T502] ? __dev_change_flags (net/core/dev.c:9752) [ 21.142277][ T502] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 21.142574][ T502] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.142830][ T502] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 21.143073][ T502] netif_change_flags (net/core/dev.c:9820) [ 21.143378][ T502] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 21.143650][ T502] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 21.143917][ T502] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 21.144287][ T502] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 21.144573][ T502] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.144757][ T502] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.144943][ T502] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 21.145131][ T502] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.145329][ T502] ? __kernel_text_address (kernel/extable.c:79) [ 21.145568][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.145762][ T502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.145948][ T502] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.146135][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.146331][ T502] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 21.146540][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.146728][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.146915][ T502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 21.147105][ T502] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 21.147306][ T502] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 21.147517][ T502] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.147706][ T502] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 21.147894][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 21.148085][ T502] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.148284][ T502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.148493][ T502] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.148680][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.148881][ T502] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.149066][ T502] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.149269][ T502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.149476][ T502] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.149665][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.149853][ T502] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.150041][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.150256][ T502] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.150465][ T502] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.150653][ T502] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.150837][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.151024][ T502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.151220][ T502] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.151424][ T502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.151621][ T502] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.151820][ T502] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.152008][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.152200][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.152405][ T502] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.152625][ T502] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.152812][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.153001][ T502] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.153193][ T502] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.153398][ T502] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.153597][ T502] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.153787][ T502] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.153982][ T502] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.154209][ T502] ? move_addr_to_kernel (net/socket.c:258) [ 21.154412][ T502] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.154611][ T502] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.154799][ T502] ___sys_sendmsg (net/socket.c:2752) [ 21.154986][ T502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.155223][ T502] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.155448][ T502] __sys_sendmsg (net/socket.c:2784) [ 21.155652][ T502] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.155844][ T502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 21.156068][ T502] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.156269][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.156479][ T502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.156667][ T502] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.156853][ T502] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.157065][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.157300][ T502] RIP: 0033:0x7f7622f3a08e [ 21.157517][ T502] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.158056][ T502] RSP: 002b:00007ffd6f67fad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.158327][ T502] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7622f3a08e [ 21.158627][ T502] RDX: 0000000000000000 RSI: 00007ffd6f67fb80 RDI: 0000000000000005 [ 21.158877][ T502] RBP: 00007ffd6f67fae0 R08: 0000000000000000 R09: 0000000000000000 [ 21.159127][ T502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.159403][ T502] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6f680250 | [ 21.193270][ T503] ------------[ cut here ]------------ | [ 21.193451][ T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/503 | [ 21.193686][ T503] Modules linked in: ip_gre gre | [ 21.194093][ T503] Tainted: [W]=WARN [ 21.194198][ T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.194379][ T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.194848][ T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.195322][ T503] RSP: 0018:ffa0000000f0f020 EFLAGS: 00010286 [ 21.195499][ T503] RAX: 00000000ffffffa6 RBX: ff1100000e86a580 RCX: 1ff40000001e1dca [ 21.195695][ T503] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e86a63c [ 21.195892][ T503] RBP: ff110000129a9000 R08: 1fe2200001d0d4c9 R09: ff1100001018d158 [ 21.196089][ T503] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 21.196289][ T503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 21.196578][ T503] FS: 00007f0d30ae0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 21.196839][ T503] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.197322][ T503] CR2: 00007f0d30db01a0 CR3: 0000000004b66003 CR4: 0000000000771ef0 [ 21.197817][ T503] PKRU: 55555554 [ 21.197928][ T503] Call Trace: [ 21.198030][ T503] [ 21.198099][ T503] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.198237][ T503] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.198340][ T503] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 21.198559][ T503] __dev_notify_flags (net/core/dev.c:9787) [ 21.198785][ T503] ? netif_change_name (net/core/dev.c:1495) [ 21.198925][ T503] ? __dev_change_flags (net/core/dev.c:9752) [ 21.199065][ T503] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 21.199226][ T503] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.199440][ T503] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 21.199599][ T503] netif_change_flags (net/core/dev.c:9820) [ 21.199743][ T503] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 21.199885][ T503] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 21.200025][ T503] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 21.200163][ T503] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 21.200329][ T503] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.200568][ T503] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.200711][ T503] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 21.200843][ T503] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.200977][ T503] ? __kernel_text_address (kernel/extable.c:79) [ 21.201111][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.201254][ T503] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.201408][ T503] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.201592][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.201725][ T503] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 21.201857][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.201990][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.202124][ T503] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 21.202261][ T503] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 21.202400][ T503] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 21.202544][ T503] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.202679][ T503] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 21.202815][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 21.202951][ T503] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.203085][ T503] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.203240][ T503] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.203378][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.203541][ T503] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.203683][ T503] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.203819][ T503] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.203950][ T503] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.204081][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.204222][ T503] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.204363][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.204526][ T503] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.204659][ T503] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.204791][ T503] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.204924][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.205060][ T503] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.205196][ T503] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.205330][ T503] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.205500][ T503] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.205636][ T503] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.205773][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.205929][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.206067][ T503] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.206209][ T503] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.206342][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.206487][ T503] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.206638][ T503] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.206775][ T503] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.206922][ T503] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.207054][ T503] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.207193][ T503] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.207361][ T503] ? move_addr_to_kernel (net/socket.c:258) [ 21.207504][ T503] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.207657][ T503] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.207794][ T503] ___sys_sendmsg (net/socket.c:2752) [ 21.207928][ T503] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.208094][ T503] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.208241][ T503] __sys_sendmsg (net/socket.c:2784) [ 21.208384][ T503] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.208526][ T503] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 21.208715][ T503] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.208847][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.208983][ T503] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.209115][ T503] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.209269][ T503] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.209429][ T503] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.209602][ T503] RIP: 0033:0x7f0d30d1a08e [ 21.209743][ T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.210221][ T503] RSP: 002b:00007ffe531f9700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.210426][ T503] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0d30d1a08e [ 21.210632][ T503] RDX: 0000000000000000 RSI: 00007ffe531f97b0 RDI: 0000000000000005 [ 21.210847][ T503] RBP: 00007ffe531f9710 R08: 0000000000000000 R09: 0000000000000000 [ 21.211046][ T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.211409][ T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe531f9e80 | [ 21.213608][ T39] ------------[ cut here ]------------ | [ 21.213748][ T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39 | [ 21.213992][ T39] Modules linked in: ip_gre gre | [ 21.214450][ T39] Tainted: [W]=WARN [ 21.214555][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.214708][ T39] Workqueue: events_unbound linkwatch_event [ 21.214865][ T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.215025][ T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.215516][ T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286 [ 21.215671][ T39] RAX: 00000000ffffffa6 RBX: ff1100000c178e40 RCX: 1ff4000000057f02 [ 21.215875][ T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178efc [ 21.216057][ T39] RBP: ff11000005059000 R08: 1fe220000182f1e1 R09: ff11000001da51a8 [ 21.216272][ T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 21.216474][ T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 21.216663][ T39] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 21.216877][ T39] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.217031][ T39] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 21.217219][ T39] PKRU: 55555554 [ 21.217309][ T39] Call Trace: [ 21.217406][ T39] [ 21.217477][ T39] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.217606][ T39] ? notifier_call_chain (kernel/notifier.c:85) [ 21.217728][ T39] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.217822][ T39] netif_state_change (net/core/dev.c:1605) [ 21.217946][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.218104][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 21.218231][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 21.219069][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.219207][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 21.219351][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 21.219486][ T39] process_one_work (kernel/workqueue.c:3314) [ 21.219613][ T39] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 21.219733][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.219859][ T39] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 21.219985][ T39] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 21.220108][ T39] kthread (kernel/kthread.c:436) [ 21.220206][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.220359][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 21.220601][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.220723][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 21.220874][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.220997][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 21.221155][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.267862][ T104] ------------[ cut here ]------------ | [ 21.268019][ T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104 | [ 21.268273][ T104] Modules linked in: ip_gre gre | [ 21.268962][ T104] Tainted: [W]=WARN [ 21.269054][ T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.269214][ T104] Workqueue: events_unbound linkwatch_event [ 21.269383][ T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.269568][ T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.270004][ T104] RSP: 0018:ffa00000006179e0 EFLAGS: 00010286 [ 21.270160][ T104] RAX: 00000000ffffffa6 RBX: ff1100000c178900 RCX: 1ff40000000c2f02 [ 21.270340][ T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1789bc [ 21.270561][ T104] RBP: ff110000129a9000 R08: 1fe220000182f139 R09: ff11000010110ba8 [ 21.270750][ T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 21.270930][ T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 21.271143][ T104] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 21.271370][ T104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.271532][ T104] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 21.271712][ T104] PKRU: 55555554 [ 21.271802][ T104] Call Trace: [ 21.271917][ T104] [ 21.271981][ T104] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.272111][ T104] ? notifier_call_chain (kernel/notifier.c:85) [ 21.272241][ T104] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.272336][ T104] netif_state_change (net/core/dev.c:1605) [ 21.272480][ T104] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.272632][ T104] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 21.272759][ T104] __linkwatch_run_queue (net/core/link_watch.c:240) [ 21.272906][ T104] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.273058][ T104] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 21.273183][ T104] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 21.273305][ T104] process_one_work (kernel/workqueue.c:3314) [ 21.273442][ T104] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 21.273564][ T104] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.273689][ T104] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 21.273814][ T104] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 21.273935][ T104] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 21.274067][ T104] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 21.274214][ T104] kthread (kernel/kthread.c:436) [ 21.274304][ T104] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.274492][ T104] ? kthread_affine_node (kernel/kthread.c:378) [ 21.274616][ T104] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.274736][ T104] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 21.274885][ T104] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.275021][ T104] ? kthread_affine_node (kernel/kthread.c:378) [ 21.275141][ T104] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.379270][ T508] ------------[ cut here ]------------ | [ 21.379471][ T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/508 | [ 21.379726][ T508] Modules linked in: ip_gre gre | [ 21.380175][ T508] Tainted: [W]=WARN [ 21.380286][ T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.380476][ T508] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.380667][ T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.381185][ T508] RSP: 0018:ffa0000000f2ef10 EFLAGS: 00010286 [ 21.381377][ T508] RAX: 00000000ffffffa6 RBX: ff1100000fb28c80 RCX: 1ff40000001e5da8 [ 21.381601][ T508] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28d3c [ 21.381818][ T508] RBP: ff11000009829000 R08: 1fe2200001f651a9 R09: ff110000096dd180 [ 21.382035][ T508] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 21.382255][ T508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 21.382483][ T508] FS: 00007f916fe24840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 21.382738][ T508] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.382921][ T508] CR2: 00000000004a2060 CR3: 000000000e388002 CR4: 0000000000771ef0 [ 21.383142][ T508] PKRU: 55555554 [ 21.383254][ T508] Call Trace: [ 21.383366][ T508] [ 21.383447][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.383598][ T508] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 21.383743][ T508] notifier_call_chain (kernel/notifier.c:85) [ 21.383891][ T508] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 21.384037][ T508] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 21.384188][ T508] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 21.384376][ T508] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 21.384568][ T508] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 21.384718][ T508] netif_set_mtu (net/core/dev.c:9910) [ 21.384865][ T508] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 21.385010][ T508] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 21.385169][ T508] dev_set_mtu (net/core/dev_api.c:249) [ 21.385280][ T508] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 21.385440][ T508] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 21.385589][ T508] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 21.385772][ T508] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 21.385919][ T508] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 21.386105][ T508] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 21.386258][ T508] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 21.386413][ T508] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 21.386566][ T508] ? __dev_get_by_name (net/core/dev.c:883) [ 21.386713][ T508] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 21.386866][ T508] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 21.387017][ T508] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.387168][ T508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.387316][ T508] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.387475][ T508] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.387618][ T508] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.387761][ T508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.387910][ T508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.388056][ T508] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.388202][ T508] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.388351][ T508] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.388506][ T508] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.388650][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.388797][ T508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.388940][ T508] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.389085][ T508] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.389232][ T508] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.389381][ T508] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.389535][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.389680][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.389827][ T508] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.389974][ T508] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.390118][ T508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.390267][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.390418][ T508] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.390569][ T508] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.390718][ T508] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.390866][ T508] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.391010][ T508] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.391158][ T508] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.391336][ T508] ? move_addr_to_kernel (net/socket.c:258) [ 21.391494][ T508] ? kasan_save_stack (mm/kasan/common.c:58) [ 21.391640][ T508] ? kasan_save_stack (mm/kasan/common.c:57) [ 21.391783][ T508] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 21.391930][ T508] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.392111][ T508] ___sys_sendmsg (net/socket.c:2752) [ 21.392261][ T508] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.392427][ T508] __sys_sendmsg (net/socket.c:2784) [ 21.392578][ T508] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.392721][ T508] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 21.392870][ T508] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 21.393015][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.393165][ T508] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.393310][ T508] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.393468][ T508] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.393611][ T508] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.393790][ T508] RIP: 0033:0x7f917005e08e [ 21.393944][ T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.394477][ T508] RSP: 002b:00007fffc3133bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.394697][ T508] RAX: ffffffffffffffda RBX: 00007fffc31343a0 RCX: 00007f917005e08e [ 21.394914][ T508] RDX: 0000000000000000 RSI: 00007fffc3133ca0 RDI: 0000000000000005 [ 21.395133][ T508] RBP: 00007fffc3133c00 R08: 0000000000000000 R09: 0000000000000000 [ 21.395358][ T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.395581][ T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc3134370 | [ 21.397273][ T508] ------------[ cut here ]------------ | [ 21.397415][ T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/508 | [ 21.397659][ T508] Modules linked in: ip_gre gre | [ 21.398079][ T508] Tainted: [W]=WARN [ 21.398189][ T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.398364][ T508] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.398554][ T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.399057][ T508] RSP: 0018:ffa0000000f2f1b0 EFLAGS: 00010286 [ 21.399233][ T508] RAX: 00000000ffffffa6 RBX: ff1100000fb28ac0 RCX: 1ff40000001e5dfc [ 21.399451][ T508] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28b7c [ 21.399659][ T508] RBP: ff11000009829000 R08: 1fe2200001f65171 R09: ff110000096dd180 [ 21.399867][ T508] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 21.400073][ T508] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 21.400286][ T508] FS: 00007f916fe24840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 21.400542][ T508] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.400716][ T508] CR2: 00000000004a2060 CR3: 000000000e388002 CR4: 0000000000771ef0 [ 21.400924][ T508] PKRU: 55555554 [ 21.401027][ T508] Call Trace: [ 21.401130][ T508] [ 21.401206][ T508] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.401353][ T508] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.401466][ T508] __dev_notify_flags (net/core/dev.c:9787) [ 21.401608][ T508] ? netif_change_name (net/core/dev.c:1495) [ 21.401749][ T508] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 21.401927][ T508] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 21.402068][ T508] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 21.402216][ T508] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 21.402359][ T508] ? __dev_get_by_name (net/core/dev.c:883) [ 21.402513][ T508] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 21.402662][ T508] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 21.402807][ T508] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.402948][ T508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.403087][ T508] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.403230][ T508] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.403376][ T508] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.403523][ T508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.403667][ T508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.403810][ T508] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.403950][ T508] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.404088][ T508] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.404230][ T508] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.404373][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.404522][ T508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.404661][ T508] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.404801][ T508] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.404942][ T508] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.405081][ T508] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.405230][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.405375][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.405527][ T508] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.405667][ T508] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.405806][ T508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.405947][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.406088][ T508] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.406233][ T508] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.406380][ T508] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.406532][ T508] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.406676][ T508] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.406815][ T508] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.406989][ T508] ? move_addr_to_kernel (net/socket.c:258) [ 21.407131][ T508] ? kasan_save_stack (mm/kasan/common.c:58) [ 21.407276][ T508] ? kasan_save_stack (mm/kasan/common.c:57) [ 21.407421][ T508] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 21.407564][ T508] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.407738][ T508] ___sys_sendmsg (net/socket.c:2752) [ 21.407877][ T508] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.408027][ T508] __sys_sendmsg (net/socket.c:2784) [ 21.408177][ T508] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.408315][ T508] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 21.408468][ T508] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 21.408608][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.408748][ T508] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.408888][ T508] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.409027][ T508] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.409168][ T508] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.409342][ T508] RIP: 0033:0x7f917005e08e [ 21.409501][ T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.409998][ T508] RSP: 002b:00007fffc3133bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.410214][ T508] RAX: ffffffffffffffda RBX: 00007fffc31343a0 RCX: 00007f917005e08e [ 21.410436][ T508] RDX: 0000000000000000 RSI: 00007fffc3133ca0 RDI: 0000000000000005 [ 21.410645][ T508] RBP: 00007fffc3133c00 R08: 0000000000000000 R09: 0000000000000000 [ 21.410851][ T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.411061][ T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc3134370 | [ 21.451591][ T509] ------------[ cut here ]------------ | [ 21.451756][ T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/509 | [ 21.452007][ T509] Modules linked in: ip_gre gre | [ 21.452469][ T509] Tainted: [W]=WARN [ 21.452579][ T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.452759][ T509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.452948][ T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.453901][ T509] RSP: 0018:ffa0000000f3ef10 EFLAGS: 00010286 [ 21.454081][ T509] RAX: 00000000ffffffa6 RBX: ff1100000d813000 RCX: 1ff40000001e7da8 [ 21.454299][ T509] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8130bc [ 21.454527][ T509] RBP: ff11000001ecc000 R08: 1fe2200001b02619 R09: ff1100000ffd2e80 [ 21.454739][ T509] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 21.454951][ T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 21.455168][ T509] FS: 00007fef20596840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 21.455424][ T509] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.455609][ T509] CR2: 00000000004a2060 CR3: 000000000e388002 CR4: 0000000000771ef0 [ 21.455822][ T509] PKRU: 55555554 [ 21.455928][ T509] Call Trace: [ 21.456034][ T509] [ 21.456108][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.456258][ T509] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 21.456407][ T509] notifier_call_chain (kernel/notifier.c:85) [ 21.456555][ T509] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 21.456699][ T509] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 21.456840][ T509] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 21.457020][ T509] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 21.457203][ T509] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 21.457355][ T509] netif_set_mtu (net/core/dev.c:9910) [ 21.457508][ T509] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 21.457651][ T509] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 21.457802][ T509] dev_set_mtu (net/core/dev_api.c:249) [ 21.457912][ T509] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 21.458055][ T509] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 21.458202][ T509] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 21.458386][ T509] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 21.458539][ T509] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 21.458720][ T509] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 21.458865][ T509] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 21.459011][ T509] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 21.459157][ T509] ? __dev_get_by_name (net/core/dev.c:883) [ 21.459298][ T509] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 21.459457][ T509] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 21.459606][ T509] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.459750][ T509] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.459892][ T509] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.460035][ T509] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.460184][ T509] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.460326][ T509] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.460486][ T509] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.460632][ T509] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.460775][ T509] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.460919][ T509] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.461061][ T509] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.461209][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.461359][ T509] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.461506][ T509] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.461652][ T509] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.461796][ T509] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.461940][ T509] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.462085][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.462232][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.462383][ T509] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.462535][ T509] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.462677][ T509] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.462821][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.462966][ T509] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.463110][ T509] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.463260][ T509] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.463413][ T509] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.463563][ T509] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.463705][ T509] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.463883][ T509] ? move_addr_to_kernel (net/socket.c:258) [ 21.464029][ T509] ? kasan_save_stack (mm/kasan/common.c:58) [ 21.464176][ T509] ? kasan_save_stack (mm/kasan/common.c:57) [ 21.464321][ T509] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 21.464473][ T509] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.464653][ T509] ___sys_sendmsg (net/socket.c:2752) [ 21.464798][ T509] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.464955][ T509] __sys_sendmsg (net/socket.c:2784) [ 21.465100][ T509] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.465247][ T509] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 21.465399][ T509] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 21.465549][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.465694][ T509] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.465838][ T509] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.465980][ T509] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.466123][ T509] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.466309][ T509] RIP: 0033:0x7fef207d008e [ 21.466473][ T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.466980][ T509] RSP: 002b:00007ffe6d8e95c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.467199][ T509] RAX: ffffffffffffffda RBX: 00007ffe6d8e9d70 RCX: 00007fef207d008e [ 21.467417][ T509] RDX: 0000000000000000 RSI: 00007ffe6d8e9670 RDI: 0000000000000005 [ 21.467638][ T509] RBP: 00007ffe6d8e95d0 R08: 0000000000000000 R09: 0000000000000000 [ 21.467852][ T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.468065][ T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6d8e9d40 | [ 21.469743][ T509] ------------[ cut here ]------------ | [ 21.469878][ T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/509 | [ 21.470112][ T509] Modules linked in: ip_gre gre | [ 21.470558][ T509] Tainted: [W]=WARN [ 21.470662][ T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.470832][ T509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.471010][ T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.471508][ T509] RSP: 0018:ffa0000000f3f1b0 EFLAGS: 00010286 [ 21.471679][ T509] RAX: 00000000ffffffa6 RBX: ff1100000d812e40 RCX: 1ff40000001e7dfc [ 21.471882][ T509] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d812efc [ 21.472086][ T509] RBP: ff11000001ecc000 R08: 1fe2200001b025e1 R09: ff1100000ffd2e80 [ 21.472295][ T509] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 21.472510][ T509] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 21.472716][ T509] FS: 00007fef20596840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 21.472955][ T509] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.473126][ T509] CR2: 00000000004a2060 CR3: 000000000e388002 CR4: 0000000000771ef0 [ 21.473333][ T509] PKRU: 55555554 [ 21.473445][ T509] Call Trace: [ 21.473553][ T509] [ 21.473628][ T509] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.473769][ T509] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.473873][ T509] __dev_notify_flags (net/core/dev.c:9787) [ 21.474012][ T509] ? netif_change_name (net/core/dev.c:1495) [ 21.474155][ T509] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 21.474330][ T509] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 21.474491][ T509] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 21.474636][ T509] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 21.474775][ T509] ? __dev_get_by_name (net/core/dev.c:883) [ 21.474910][ T509] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 21.475053][ T509] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 21.475199][ T509] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.475339][ T509] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.475483][ T509] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.475620][ T509] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.475757][ T509] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.475895][ T509] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.476037][ T509] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.476182][ T509] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.476320][ T509] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.476479][ T509] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.476616][ T509] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.476752][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.476891][ T509] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.477029][ T509] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.477171][ T509] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.477309][ T509] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.477457][ T509] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.477599][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.477735][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.477874][ T509] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.478016][ T509] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.478156][ T509] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.478293][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.478440][ T509] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.478579][ T509] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.478716][ T509] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.478853][ T509] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.478990][ T509] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.479128][ T509] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.479299][ T509] ? move_addr_to_kernel (net/socket.c:258) [ 21.479449][ T509] ? kasan_save_stack (mm/kasan/common.c:58) [ 21.479585][ T509] ? kasan_save_stack (mm/kasan/common.c:57) [ 21.479719][ T509] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 21.479856][ T509] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.480027][ T509] ___sys_sendmsg (net/socket.c:2752) [ 21.480165][ T509] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.480316][ T509] __sys_sendmsg (net/socket.c:2784) [ 21.480474][ T509] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.480611][ T509] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 21.480750][ T509] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 21.480885][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.481023][ T509] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.481164][ T509] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.481299][ T509] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.481448][ T509] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.481618][ T509] RIP: 0033:0x7fef207d008e [ 21.481758][ T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.482249][ T509] RSP: 002b:00007ffe6d8e95c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.482471][ T509] RAX: ffffffffffffffda RBX: 00007ffe6d8e9d70 RCX: 00007fef207d008e [ 21.482674][ T509] RDX: 0000000000000000 RSI: 00007ffe6d8e9670 RDI: 0000000000000005 [ 21.482877][ T509] RBP: 00007ffe6d8e95d0 R08: 0000000000000000 R09: 0000000000000000 [ 21.483079][ T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.483286][ T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6d8e9d40 | [ 21.516298][ T510] ------------[ cut here ]------------ | [ 21.516467][ T510] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/510 | [ 21.516704][ T510] Modules linked in: ip_gre gre | [ 21.517116][ T510] Tainted: [W]=WARN [ 21.517222][ T510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.517396][ T510] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.517579][ T510] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.518051][ T510] RSP: 0018:ffa0000000f4f020 EFLAGS: 00010286 [ 21.518225][ T510] RAX: 00000000ffffffa6 RBX: ff1100000b62e740 RCX: 1ff40000001e9dca [ 21.518430][ T510] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e7fc [ 21.518636][ T510] RBP: ff11000009829000 R08: 1fe22000016c5d01 R09: ff1100000ffd5158 [ 21.518835][ T510] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 21.519036][ T510] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 21.519245][ T510] FS: 00007f261e200840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 21.519489][ T510] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.519658][ T510] CR2: 00007f261e4d01a0 CR3: 000000000eb05006 CR4: 0000000000771ef0 [ 21.519858][ T510] PKRU: 55555554 [ 21.519957][ T510] Call Trace: [ 21.520056][ T510] [ 21.520126][ T510] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.520265][ T510] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.520373][ T510] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 21.520514][ T510] __dev_notify_flags (net/core/dev.c:9787) [ 21.520650][ T510] ? netif_change_name (net/core/dev.c:1495) [ 21.520784][ T510] ? __dev_change_flags (net/core/dev.c:9752) [ 21.520924][ T510] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 21.521058][ T510] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.521197][ T510] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 21.521333][ T510] netif_change_flags (net/core/dev.c:9820) [ 21.521481][ T510] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 21.521645][ T510] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 21.521787][ T510] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 21.521924][ T510] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 21.522091][ T510] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.522230][ T510] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.522370][ T510] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 21.522510][ T510] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.522642][ T510] ? __kernel_text_address (kernel/extable.c:79) [ 21.522776][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.522911][ T510] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.523044][ T510] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.523183][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.523317][ T510] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 21.523460][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.523595][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.523732][ T510] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 21.523872][ T510] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 21.524006][ T510] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 21.524142][ T510] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.524286][ T510] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 21.524438][ T510] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 21.524578][ T510] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.524714][ T510] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.524846][ T510] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.524980][ T510] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.525116][ T510] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.525254][ T510] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.525396][ T510] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.525535][ T510] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.525678][ T510] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.525812][ T510] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.525947][ T510] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.526081][ T510] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.526219][ T510] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.526359][ T510] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.526496][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.526631][ T510] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.526765][ T510] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.526902][ T510] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.527038][ T510] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.527177][ T510] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.527315][ T510] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.527461][ T510] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.527597][ T510] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.527732][ T510] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.527866][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.528007][ T510] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.528142][ T510] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.528284][ T510] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.528443][ T510] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.528578][ T510] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.528710][ T510] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.528874][ T510] ? move_addr_to_kernel (net/socket.c:258) [ 21.529008][ T510] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.529142][ T510] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.529283][ T510] ___sys_sendmsg (net/socket.c:2752) [ 21.529439][ T510] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.529612][ T510] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.529759][ T510] __sys_sendmsg (net/socket.c:2784) [ 21.529892][ T510] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.530027][ T510] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 21.530199][ T510] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.530333][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.530486][ T510] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.530621][ T510] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.530760][ T510] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.530897][ T510] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.531061][ T510] RIP: 0033:0x7f261e43a08e [ 21.531206][ T510] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.531699][ T510] RSP: 002b:00007ffeaf81a2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.531901][ T510] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f261e43a08e [ 21.532113][ T510] RDX: 0000000000000000 RSI: 00007ffeaf81a360 RDI: 0000000000000005 [ 21.532318][ T510] RBP: 00007ffeaf81a2c0 R08: 0000000000000000 R09: 0000000000000000 [ 21.532534][ T510] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.532733][ T510] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaf81aa30 | [ 21.566081][ T511] ------------[ cut here ]------------ | [ 21.566241][ T511] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/511 | [ 21.566496][ T511] Modules linked in: ip_gre gre | [ 21.566908][ T511] Tainted: [W]=WARN [ 21.567013][ T511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.567186][ T511] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.567643][ T511] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.568116][ T511] RSP: 0018:ffa0000000f5f020 EFLAGS: 00010286 [ 21.568292][ T511] RAX: 00000000ffffffa6 RBX: ff1100000fb28040 RCX: 1ff40000001ebdca [ 21.568501][ T511] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb280fc [ 21.568702][ T511] RBP: ff11000001ecc000 R08: 1fe2200001f65021 R09: ff1100000a0aae58 [ 21.568901][ T511] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 21.569099][ T511] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 21.569304][ T511] FS: 00007f76fbf9c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 21.569548][ T511] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.569715][ T511] CR2: 0000000040274988 CR3: 000000000d710001 CR4: 0000000000771ef0 [ 21.569917][ T511] PKRU: 55555554 [ 21.570016][ T511] Call Trace: [ 21.570116][ T511] [ 21.570191][ T511] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.570328][ T511] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.570451][ T511] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 21.570587][ T511] __dev_notify_flags (net/core/dev.c:9787) [ 21.570726][ T511] ? netif_change_name (net/core/dev.c:1495) [ 21.570861][ T511] ? __dev_change_flags (net/core/dev.c:9752) [ 21.570996][ T511] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 21.571129][ T511] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.571266][ T511] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 21.571408][ T511] netif_change_flags (net/core/dev.c:9820) [ 21.571548][ T511] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 21.571683][ T511] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 21.571819][ T511] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 21.571955][ T511] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 21.572128][ T511] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.572265][ T511] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.572406][ T511] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 21.572545][ T511] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.572681][ T511] ? __kernel_text_address (kernel/extable.c:79) [ 21.572826][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.572965][ T511] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.573099][ T511] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.573238][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.573378][ T511] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 21.573514][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.573648][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.573782][ T511] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 21.573916][ T511] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 21.574050][ T511] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 21.574190][ T511] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 21.574325][ T511] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 21.574470][ T511] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 21.574608][ T511] rtnl_newlink (net/core/rtnetlink.c:4150) [ 21.574743][ T511] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.574881][ T511] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.575016][ T511] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.575154][ T511] ? mark_usage (kernel/locking/lockdep.c:4674) [ 21.575287][ T511] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.575430][ T511] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.575569][ T511] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.575707][ T511] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.575842][ T511] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.575975][ T511] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 21.576108][ T511] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 21.576251][ T511] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.576390][ T511] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.576528][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.576663][ T511] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.576796][ T511] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 21.576929][ T511] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 21.577061][ T511] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.577196][ T511] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.577335][ T511] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 21.577477][ T511] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 21.577612][ T511] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.577746][ T511] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.577878][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 21.578012][ T511] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 21.578147][ T511] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 21.578287][ T511] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 21.578427][ T511] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 21.578564][ T511] ? copy_msghdr_from_user (net/socket.c:2635) [ 21.578699][ T511] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 21.578863][ T511] ? move_addr_to_kernel (net/socket.c:258) [ 21.578996][ T511] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 21.579129][ T511] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 21.579268][ T511] ___sys_sendmsg (net/socket.c:2752) [ 21.579406][ T511] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 21.579577][ T511] ? copy_msghdr_from_user (net/socket.c:2603) [ 21.579722][ T511] __sys_sendmsg (net/socket.c:2784) [ 21.579855][ T511] ? __sys_sendmsg_sock (net/socket.c:2765) [ 21.579987][ T511] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 21.580160][ T511] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.580295][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.580441][ T511] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 21.580575][ T511] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 21.580710][ T511] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 21.580843][ T511] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.581008][ T511] RIP: 0033:0x7f76fc1d608e [ 21.581147][ T511] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 21.581637][ T511] RSP: 002b:00007fff80d40950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.581837][ T511] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f76fc1d608e [ 21.582040][ T511] RDX: 0000000000000000 RSI: 00007fff80d40a00 RDI: 0000000000000005 [ 21.582246][ T511] RBP: 00007fff80d40960 R08: 0000000000000000 R09: 0000000000000000 [ 21.582454][ T511] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc7 [ 21.582655][ T511] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff80d410d0 | [ 21.953147][ T12] ------------[ cut here ]------------ | [ 21.953621][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 21.953933][ T12] Modules linked in: ip_gre gre | [ 21.954493][ T12] Tainted: [W]=WARN [ 21.954641][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.954853][ T12] Workqueue: netns cleanup_net [ 21.955042][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.955273][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.955807][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 21.956020][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b452c80 RCX: 1ff4000000018ec7 [ 21.956306][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b452d3c [ 21.956589][ T12] RBP: ff11000009829000 R08: 1fe220000168a5a9 R09: ff11000001aed1d0 [ 21.956842][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 21.957088][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 21.957364][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 21.957653][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.957883][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 21.958131][ T12] PKRU: 55555554 [ 21.958289][ T12] Call Trace: [ 21.958459][ T12] [ 21.958580][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 21.958768][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 21.958920][ T12] netif_close_many (net/core/dev.c:1804) [ 21.959109][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 21.959304][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 21.959552][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 21.959784][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 21.959989][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 21.960213][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 21.960412][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 21.960610][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 21.960795][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 21.960978][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 21.961171][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 21.961374][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 21.961575][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 21.961754][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.961941][ T12] cleanup_net (net/core/net_namespace.c:702) [ 21.962122][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 21.962310][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 21.962517][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 21.962701][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.962884][ T12] process_one_work (kernel/workqueue.c:3314) [ 21.963070][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 21.963267][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.963475][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 21.963665][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 21.963846][ T12] kthread (kernel/kthread.c:436) [ 21.963999][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.964223][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 21.964423][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.964620][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 21.964837][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.965022][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 21.965218][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.968307][ T12] ------------[ cut here ]------------ | [ 21.968553][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 21.968844][ T12] Modules linked in: ip_gre gre | [ 21.969375][ T12] Tainted: [W]=WARN [ 21.969533][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.969738][ T12] Workqueue: netns cleanup_net [ 21.969920][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.970145][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.970669][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 21.970879][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b38c0 RCX: 1ff4000000018eed [ 21.971113][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b397c [ 21.971372][ T12] RBP: ff1100000f854000 R08: 1fe2200000516731 R09: ff11000001aed1d0 [ 21.971617][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 21.971883][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 21.972118][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 21.972403][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.972620][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 21.972861][ T12] PKRU: 55555554 [ 21.973036][ T12] Call Trace: [ 21.973182][ T12] [ 21.973298][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 21.973534][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 21.973738][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 21.973946][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 21.974126][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 21.974341][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 21.974546][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 21.974730][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 21.974907][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 21.975086][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.975276][ T12] cleanup_net (net/core/net_namespace.c:702) [ 21.975472][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 21.975647][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 21.975827][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 21.976001][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.976192][ T12] process_one_work (kernel/workqueue.c:3314) [ 21.976387][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 21.976574][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.976754][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 21.976934][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 21.977110][ T12] kthread (kernel/kthread.c:436) [ 21.977268][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.977500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 21.977680][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.977855][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 21.978061][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.978247][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 21.978433][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.990065][ T12] ------------[ cut here ]------------ | [ 21.990249][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 21.991263][ T12] Modules linked in: ip_gre gre | [ 21.991791][ T12] Tainted: [W]=WARN [ 21.991934][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.992137][ T12] Workqueue: netns cleanup_net [ 21.992327][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 21.992559][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 21.993044][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 21.993262][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff4000000018eed [ 21.993521][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 21.993757][ T12] RBP: ff110000129d9000 R08: 1fe22000016c6cc9 R09: ff11000001aed1d0 [ 21.993989][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 21.994235][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 21.994493][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 21.994758][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.994965][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 21.995207][ T12] PKRU: 55555554 [ 21.995365][ T12] Call Trace: [ 21.995516][ T12] [ 21.995631][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 21.995839][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 21.996040][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 21.996231][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 21.996423][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 21.996608][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 21.996785][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 21.996961][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 21.997137][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 21.997319][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 21.997557][ T12] cleanup_net (net/core/net_namespace.c:702) [ 21.997739][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 21.997916][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 21.998096][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 21.998283][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 21.998486][ T12] process_one_work (kernel/workqueue.c:3314) [ 21.998668][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 21.998848][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 21.999029][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 21.999222][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 21.999415][ T12] kthread (kernel/kthread.c:436) [ 21.999575][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.999778][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 21.999955][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.000132][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.000362][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.000551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.000728][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.004900][ T12] ------------[ cut here ]------------ | [ 22.005076][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.005550][ T12] Modules linked in: ip_gre gre | [ 22.006061][ T12] Tainted: [W]=WARN [ 22.006216][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.006431][ T12] Workqueue: netns cleanup_net [ 22.006627][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.006841][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.007337][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.007605][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077a200 RCX: 1ff4000000018eed [ 22.007835][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077a2bc [ 22.008071][ T12] RBP: ff11000009829000 R08: 1fe22000020ef459 R09: ff11000001aed1d0 [ 22.008320][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.008582][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.008821][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.009169][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.009395][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.009718][ T12] PKRU: 55555554 [ 22.009860][ T12] Call Trace: [ 22.010005][ T12] [ 22.010122][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.010342][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.010581][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.010761][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.010936][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.011189][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.011380][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.011571][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.011751][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.011998][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.012183][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.012376][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.012570][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.012826][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.012999][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.013178][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.013373][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.013636][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.013814][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.013994][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.014175][ T12] kthread (kernel/kthread.c:436) [ 22.014325][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.014574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.014786][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.014997][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.015290][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.015496][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.015748][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.018739][ T12] ------------[ cut here ]------------ | [ 22.018909][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.019205][ T12] Modules linked in: ip_gre gre | [ 22.020288][ T12] Tainted: [W]=WARN [ 22.020504][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.020756][ T12] Workqueue: netns cleanup_net [ 22.020987][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.021256][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.021820][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.022083][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d831380 RCX: 1ff4000000018eed [ 22.022393][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d83143c [ 22.022687][ T12] RBP: ff11000012999000 R08: 1fe2200001b06289 R09: ff11000001aed1d0 [ 22.022966][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.023334][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.023647][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.023959][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.024220][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.024535][ T12] PKRU: 55555554 [ 22.024727][ T12] Call Trace: [ 22.024916][ T12] [ 22.025080][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.025403][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.025663][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.025888][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.026111][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.026405][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.026642][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.026869][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.027094][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.027403][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.027718][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.028005][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.028309][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.028603][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.028873][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.029142][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.029450][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.029691][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.029867][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.030049][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.030237][ T12] kthread (kernel/kthread.c:436) [ 22.030398][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.030612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.030789][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.030967][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.031174][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.031453][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.031630][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.036943][ T12] ------------[ cut here ]------------ | [ 22.037258][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.037752][ T12] Modules linked in: ip_gre gre | [ 22.038379][ T12] Tainted: [W]=WARN [ 22.038586][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.038836][ T12] Workqueue: netns cleanup_net [ 22.039062][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.039332][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.039890][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.040141][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d830900 RCX: 1ff4000000018eed [ 22.040453][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8309bc [ 22.040734][ T12] RBP: ff1100000925c000 R08: 1fe2200001b06139 R09: ff11000001aed1d0 [ 22.041011][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.041301][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.041608][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.041921][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.042183][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.042490][ T12] PKRU: 55555554 [ 22.042680][ T12] Call Trace: [ 22.042867][ T12] [ 22.043031][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.043300][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.043578][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.043800][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.044021][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.044278][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.044521][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.044743][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.044969][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.045247][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.045547][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.045833][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.046100][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.046396][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.046671][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.046847][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.047032][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.047214][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.047408][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.047603][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.047779][ T12] kthread (kernel/kthread.c:436) [ 22.047924][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.048143][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.048334][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.048537][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.048741][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.048948][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.049123][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.052197][ T12] ------------[ cut here ]------------ | [ 22.052926][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.053282][ T12] Modules linked in: ip_gre gre | [ 22.053912][ T12] Tainted: [W]=WARN [ 22.054101][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.054378][ T12] Workqueue: netns cleanup_net [ 22.054617][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.054878][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.055443][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.055696][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d831540 RCX: 1ff4000000018eed [ 22.055974][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8315fc [ 22.056370][ T12] RBP: ff110000103a4000 R08: 1fe2200001b062c1 R09: ff11000001aed1d0 [ 22.056674][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.056957][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.057248][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.057580][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.057854][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.058140][ T12] PKRU: 55555554 [ 22.058366][ T12] Call Trace: [ 22.058582][ T12] [ 22.058754][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.059028][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.059295][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.059546][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.059783][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.060007][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.060254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.060511][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.060769][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.061031][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.061323][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.061649][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.061930][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.062241][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.062548][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.062796][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.062974][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.063150][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.063340][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.063550][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.063727][ T12] kthread (kernel/kthread.c:436) [ 22.063872][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.064076][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.064261][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.064461][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.064666][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.064840][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.065013][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.067862][ T12] ------------[ cut here ]------------ | [ 22.068104][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.068914][ T12] Modules linked in: ip_gre gre | [ 22.069548][ T12] Tainted: [W]=WARN [ 22.069739][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.069989][ T12] Workqueue: netns cleanup_net [ 22.070226][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.070509][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.071053][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.071316][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d830ac0 RCX: 1ff4000000018eed [ 22.071616][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d830b7c [ 22.071898][ T12] RBP: ff1100000ed34000 R08: 1fe2200001b06171 R09: ff11000001aed1d0 [ 22.072188][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.072489][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.072770][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.073082][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.073342][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.073690][ T12] PKRU: 55555554 [ 22.073876][ T12] Call Trace: [ 22.074064][ T12] [ 22.074260][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.074538][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.074791][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.075042][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.075277][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.075516][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.075754][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.075978][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.076210][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.076486][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.076784][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.077096][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.077390][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.077672][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.077944][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.078159][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.078365][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.078545][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.078722][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.078902][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.079073][ T12] kthread (kernel/kthread.c:436) [ 22.079229][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.079455][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.079634][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.079806][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.080008][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.080185][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.080375][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.082987][ T12] ------------[ cut here ]------------ | [ 22.083162][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.084076][ T12] Modules linked in: ip_gre gre | [ 22.084724][ T12] Tainted: [W]=WARN [ 22.084911][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.085169][ T12] Workqueue: netns cleanup_net [ 22.085412][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.085680][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.086216][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.086489][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d831000 RCX: 1ff4000000018eed [ 22.086769][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8310bc [ 22.087050][ T12] RBP: ff110000050c9000 R08: 1fe2200001b06219 R09: ff11000001aed1d0 [ 22.087338][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.087633][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.087909][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.088222][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.088497][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.088782][ T12] PKRU: 55555554 [ 22.088970][ T12] Call Trace: [ 22.089163][ T12] [ 22.089330][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.089607][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.089854][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.090072][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.090304][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.090545][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.090766][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.090985][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.091216][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.091459][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.091683][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.091936][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.092226][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.092518][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.092804][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.093072][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.093369][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.093642][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.093911][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.094099][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.094284][ T12] kthread (kernel/kthread.c:436) [ 22.094449][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.094653][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.094824][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.094997][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.095205][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.095390][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.095578][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.098079][ T12] ------------[ cut here ]------------ | [ 22.098256][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.099092][ T12] Modules linked in: ip_gre gre | [ 22.099727][ T12] Tainted: [W]=WARN [ 22.099914][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.100166][ T12] Workqueue: netns cleanup_net [ 22.100412][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.100681][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.101211][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.101486][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee71000 RCX: 1ff4000000018eed [ 22.101766][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee710bc [ 22.102042][ T12] RBP: ff1100001034c000 R08: 1fe2200001dce219 R09: ff11000001aed1d0 [ 22.102329][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.102631][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.102913][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.103226][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.103498][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.103778][ T12] PKRU: 55555554 [ 22.103967][ T12] Call Trace: [ 22.104159][ T12] [ 22.104329][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.104607][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.104859][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.105078][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.105310][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.105545][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.105766][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.105988][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.106226][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.106533][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.106753][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.106928][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.107098][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.107283][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.107478][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.107657][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.107833][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.108003][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.108183][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.108376][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.108561][ T12] kthread (kernel/kthread.c:436) [ 22.108707][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.108912][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.109084][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.109268][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.109495][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.109669][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.109844][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.120814][ T543] ------------[ cut here ]------------ | [ 22.120967][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/543 | [ 22.121208][ T543] Modules linked in: ip_gre gre | [ 22.121645][ T543] Tainted: [W]=WARN [ 22.121747][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.121915][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.122089][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.122582][ T543] RSP: 0018:ffa0000000fefa80 EFLAGS: 00010286 [ 22.122752][ T543] RAX: 00000000ffffffa6 RBX: ff1100000c542580 RCX: 1ff40000001fdf16 [ 22.122952][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54263c [ 22.123160][ T543] RBP: ff1100000a31c000 R08: 1fe22000018a84c9 R09: ff11000009a7d180 [ 22.123364][ T543] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.123568][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a31c000 [ 22.123768][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.124003][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.124176][ T543] CR2: 000055f6c138a8d8 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.124384][ T543] PKRU: 55555554 [ 22.124490][ T543] Call Trace: [ 22.124591][ T543] [ 22.124660][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.124796][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.124932][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.125035][ T543] register_netdevice (net/core/dev.c:11488) [ 22.125176][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.125342][ T543] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.125488][ T543] register_netdev (net/core/dev.c:11552) [ 22.125621][ T543] loopback_net_init (drivers/net/loopback.c:218) [ 22.125756][ T543] ops_init (net/core/net_namespace.c:137) [ 22.125857][ T543] setup_net (net/core/net_namespace.c:446) [ 22.125961][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.126093][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.126231][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.126375][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.126516][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.126652][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.126785][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.126921][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.127055][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.127195][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.127330][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.127482][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.127618][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.127752][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.127885][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.128019][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.128158][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.128325][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.128480][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.128962][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.129169][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.129375][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.129583][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.129785][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.130038][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.134426][ T543] ------------[ cut here ]------------ | [ 22.134572][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/543 | [ 22.134805][ T543] Modules linked in: ip_gre gre | [ 22.135219][ T543] Tainted: [W]=WARN [ 22.135321][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.135499][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.135671][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.136145][ T543] RSP: 0018:ffa0000000fef918 EFLAGS: 00010286 [ 22.136317][ T543] RAX: 00000000ffffffa6 RBX: ff110000128a0c80 RCX: 1ff40000001fdee9 [ 22.136528][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0d3c [ 22.136729][ T543] RBP: ff1100000ed1c000 R08: 1fe22000025141a9 R09: ff11000009a7d180 [ 22.136928][ T543] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.137128][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed1c000 [ 22.137331][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.137577][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.137743][ T543] CR2: 000055f6c138a8d8 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.137944][ T543] PKRU: 55555554 [ 22.138044][ T543] Call Trace: [ 22.138144][ T543] [ 22.138217][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.138355][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.138494][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.138598][ T543] register_netdevice (net/core/dev.c:11488) [ 22.138733][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.138900][ T543] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.139036][ T543] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.139174][ T543] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.139308][ T543] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.139456][ T543] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.139592][ T543] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.139727][ T543] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.139862][ T543] ops_init (net/core/net_namespace.c:137) [ 22.139965][ T543] setup_net (net/core/net_namespace.c:446) [ 22.140065][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.140206][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.140340][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.140487][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.140622][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.140758][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.140893][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.141028][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.141166][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.141300][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.141446][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.141581][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.141712][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.141847][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.141978][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.142110][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.142248][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.142419][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.142565][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.143036][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.143241][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.143449][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.143648][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.143847][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.144045][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.147967][ T543] ------------[ cut here ]------------ | [ 22.148107][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/543 | [ 22.148352][ T543] Modules linked in: ip_gre gre | [ 22.148768][ T543] Tainted: [W]=WARN [ 22.148870][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.149040][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.149220][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.149704][ T543] RSP: 0018:ffa0000000fef8f8 EFLAGS: 00010286 [ 22.149874][ T543] RAX: 00000000ffffffa6 RBX: ff110000128a0580 RCX: 1ff40000001fdee5 [ 22.150073][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a063c [ 22.150279][ T543] RBP: ff110000129dc000 R08: 1fe22000025140c9 R09: ff11000009a7d180 [ 22.150493][ T543] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.150694][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129dc000 [ 22.150896][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.151131][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.151304][ T543] CR2: 000055f6c138a8d8 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.151518][ T543] PKRU: 55555554 [ 22.151619][ T543] Call Trace: [ 22.151720][ T543] [ 22.151789][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.151922][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.152057][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.152164][ T543] register_netdevice (net/core/dev.c:11488) [ 22.152300][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.152480][ T543] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.152617][ T543] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.152754][ T543] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.152888][ T543] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.153024][ T543] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.153164][ T543] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.153301][ T543] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 22.153449][ T543] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 22.153588][ T543] vti_init_net (net/ipv4/ip_vti.c:517) [ 22.153724][ T543] ops_init (net/core/net_namespace.c:137) [ 22.153827][ T543] setup_net (net/core/net_namespace.c:446) [ 22.153929][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.154063][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.154200][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.154336][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.154484][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.154623][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.154759][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.154893][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.155028][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.155166][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.155300][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.155449][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.155586][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.155720][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.155854][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.155988][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.156124][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.156291][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.156439][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.156919][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.157121][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.157326][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.157538][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.157740][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.157943][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.159597][ T12] ------------[ cut here ]------------ | [ 22.159735][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 22.159984][ T12] Modules linked in: ip_gre gre | [ 22.160426][ T12] Tainted: [W]=WARN [ 22.160537][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.160696][ T12] Workqueue: netns cleanup_net [ 22.160828][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.161013][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.161556][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 22.161716][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61c740 RCX: 1ff4000000018eaf [ 22.161908][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61c7fc [ 22.162097][ T12] RBP: ff11000005059000 R08: 1fe22000016c3901 R09: ff11000001aed1d0 [ 22.162289][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 22.162489][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129a9000 [ 22.162686][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.162912][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.163072][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 22.163267][ T12] PKRU: 55555554 [ 22.163368][ T12] Call Trace: [ 22.163471][ T12] [ 22.163538][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.163666][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.163763][ T12] netif_close_many (net/core/dev.c:1804) [ 22.163890][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.164023][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 22.164155][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 22.164313][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 22.164483][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.164610][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.164767][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.164892][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.165020][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 22.165182][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 22.165311][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 22.165451][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.165577][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 22.165704][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 22.165831][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 22.165960][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.166085][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.166220][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.166359][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.166491][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.166620][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.166745][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.166873][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.167010][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.167136][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.167272][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.167409][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.167541][ T12] kthread (kernel/kthread.c:436) [ 22.167635][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.167792][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.167924][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.168051][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.168212][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.168338][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.168478][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.170257][ T12] ------------[ cut here ]------------ | [ 22.170390][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 22.170648][ T12] Modules linked in: ip_gre gre | [ 22.171065][ T12] Tainted: [W]=WARN [ 22.171166][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.171344][ T12] Workqueue: netns cleanup_net [ 22.171492][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.171660][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.172109][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 22.172273][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61d700 RCX: 1ff4000000018eaf [ 22.172474][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61d7bc [ 22.172663][ T12] RBP: ff110000129a9000 R08: 1fe22000016c3af9 R09: ff11000001aed1d0 [ 22.172850][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 22.173037][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 22.173229][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.173459][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.173619][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 22.173808][ T12] PKRU: 55555554 [ 22.173902][ T12] Call Trace: [ 22.173996][ T12] [ 22.174062][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.174198][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 22.174324][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.174425][ T12] netif_close_many (net/core/dev.c:1804) [ 22.174557][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.174682][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 22.174809][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 22.174965][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 22.175125][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.175255][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.175420][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.175552][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.175676][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 22.175833][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 22.175961][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 22.176089][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.176221][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 22.176355][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 22.176485][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 22.176618][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.176742][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.176870][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.176997][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.177128][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.177257][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.177389][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.177521][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.177649][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.177774][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.177904][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.178034][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.178162][ T12] kthread (kernel/kthread.c:436) [ 22.178258][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.178424][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.178555][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.178680][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.178836][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.178962][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.179088][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.181301][ T12] ------------[ cut here ]------------ | [ 22.181434][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 22.181684][ T12] Modules linked in: ip_gre gre | [ 22.182081][ T12] Tainted: [W]=WARN [ 22.182178][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.182335][ T12] Workqueue: netns cleanup_net [ 22.182502][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.182668][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.183104][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 22.183264][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b61d000 RCX: 1ff4000000018ed5 [ 22.183455][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61d0bc [ 22.183635][ T12] RBP: ff11000005059000 R08: 1fe22000016c3a19 R09: ff11000001aed1d0 [ 22.183816][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 22.183995][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.184188][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.184408][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.184571][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 22.184754][ T12] PKRU: 55555554 [ 22.184845][ T12] Call Trace: [ 22.184935][ T12] [ 22.184999][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.185162][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.185313][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.185445][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.185567][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 22.185721][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 22.185844][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.185966][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 22.186090][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 22.186224][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 22.186354][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.186477][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.186600][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.186723][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.186842][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.186965][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.187086][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.187220][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.187343][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.187475][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.187607][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.187733][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.187855][ T12] kthread (kernel/kthread.c:436) [ 22.187948][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.188100][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.188224][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.188351][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.188507][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.188628][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.188749][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.211859][ T12] ------------[ cut here ]------------ | [ 22.212001][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.212251][ T12] Modules linked in: ip_gre gre | [ 22.212670][ T12] Tainted: [W]=WARN [ 22.212762][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.212912][ T12] Workqueue: netns cleanup_net [ 22.213039][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.213204][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.213655][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 22.213810][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b7098c0 RCX: 1ff4000000018ed5 [ 22.213992][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b70997c [ 22.214179][ T12] RBP: ff110000129a9000 R08: 1fe22000016e1331 R09: ff11000001aed1d0 [ 22.214364][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.214554][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.214736][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.214948][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.215102][ T12] CR2: 00007fdeb436ec20 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.215289][ T12] PKRU: 55555554 [ 22.215386][ T12] Call Trace: [ 22.215481][ T12] [ 22.215546][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.215704][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.215854][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.215978][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.216099][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 22.216256][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 22.216386][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.216520][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 22.216642][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 22.216765][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 22.216888][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.217008][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.217132][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.217259][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.217388][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.217518][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.217639][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.217761][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.217886][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.218007][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.218134][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.218268][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.218398][ T12] kthread (kernel/kthread.c:436) [ 22.218500][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.218651][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.218772][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.218898][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.219049][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.219175][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.219296][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.221564][ T12] ------------[ cut here ]------------ | [ 22.221686][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.221924][ T12] Modules linked in: ip_gre gre | [ 22.222330][ T12] Tainted: [W]=WARN [ 22.222429][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.222591][ T12] Workqueue: netns cleanup_net [ 22.222718][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.222876][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.223313][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 22.223476][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a040 RCX: 1ff4000000018ed5 [ 22.223659][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a0fc [ 22.223837][ T12] RBP: ff1100000f9a1000 R08: 1fe22000018d3421 R09: ff11000001aed1d0 [ 22.224017][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.224201][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.224390][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.224611][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.224764][ T12] CR2: 00007fdeb436ec20 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.224945][ T12] PKRU: 55555554 [ 22.225034][ T12] Call Trace: [ 22.225125][ T12] [ 22.225192][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.225352][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.225511][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.225632][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.225752][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 22.225908][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 22.226031][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.226159][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 22.226280][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 22.226411][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 22.226539][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.226660][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.226784][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.226906][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.227027][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.227154][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.227275][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.227404][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.227535][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.227655][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.227781][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.227908][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.228028][ T12] kthread (kernel/kthread.c:436) [ 22.228120][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.228282][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.228409][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.228536][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.228687][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.228808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.228929][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.233375][ T543] ------------[ cut here ]------------ | [ 22.233523][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/543 | [ 22.233756][ T543] Modules linked in: ip_gre gre | [ 22.234169][ T543] Tainted: [W]=WARN [ 22.234269][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.234447][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.234622][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.235093][ T543] RSP: 0018:ffa0000000fefa78 EFLAGS: 00010286 [ 22.235264][ T543] RAX: 00000000ffffffa6 RBX: ff1100000c5431c0 RCX: 1ff40000001fdf15 [ 22.235476][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54327c [ 22.235675][ T543] RBP: ff1100000f879000 R08: 1fe22000018a8651 R09: ff11000009a7d180 [ 22.235872][ T543] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.236072][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f879000 [ 22.236278][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.236526][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.236692][ T543] CR2: 000055f6c138a8d8 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.236894][ T543] PKRU: 55555554 [ 22.236993][ T543] Call Trace: [ 22.237092][ T543] [ 22.237165][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.237299][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.237445][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.237547][ T543] register_netdevice (net/core/dev.c:11488) [ 22.237682][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.237847][ T543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.237983][ T543] register_netdev (net/core/dev.c:11552) [ 22.238116][ T543] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 22.238256][ T543] ops_init (net/core/net_namespace.c:137) [ 22.238363][ T543] setup_net (net/core/net_namespace.c:446) [ 22.238472][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.238603][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.238745][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.238879][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.239014][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.239155][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.239290][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.239428][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.239569][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.239700][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.239833][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.239970][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.240102][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.240241][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.240381][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.240519][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.240652][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.240822][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.240961][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.241452][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.241652][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.241850][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.242046][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.242250][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.242457][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.246670][ T543] ------------[ cut here ]------------ | [ 22.246817][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/543 | [ 22.247046][ T543] Modules linked in: ip_gre gre | [ 22.247465][ T543] Tainted: [W]=WARN [ 22.247569][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.247736][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.247910][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.248395][ T543] RSP: 0018:ffa0000000fefa68 EFLAGS: 00010286 [ 22.248572][ T543] RAX: 00000000ffffffa6 RBX: ff1100000c69be00 RCX: 1ff40000001fdf13 [ 22.248770][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bebc [ 22.248971][ T543] RBP: ff1100000a869000 R08: 1fe22000018d37d9 R09: ff11000009a7d180 [ 22.249176][ T543] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.249381][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a869000 [ 22.249588][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.249824][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.249993][ T543] CR2: 000055f6c138a8d8 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.250199][ T543] PKRU: 55555554 [ 22.250298][ T543] Call Trace: [ 22.250411][ T543] [ 22.250485][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.250619][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.250753][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.250865][ T543] register_netdevice (net/core/dev.c:11488) [ 22.251003][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.251178][ T543] register_netdev (net/core/dev.c:11552) [ 22.251311][ T543] sit_init_net (net/ipv6/sit.c:1860) [ 22.251457][ T543] ops_init (net/core/net_namespace.c:137) [ 22.251563][ T543] setup_net (net/core/net_namespace.c:446) [ 22.251668][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.251800][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.251934][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.252072][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.252211][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.252351][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.252490][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.252623][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.252756][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.252889][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.253025][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.253165][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.253297][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.253434][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.253572][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.253705][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.253838][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.254002][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.254141][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.254631][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.254831][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.255032][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.255233][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.255453][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.255653][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.260464][ T543] ------------[ cut here ]------------ | [ 22.260604][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/543 | [ 22.260835][ T543] Modules linked in: ip_gre gre | [ 22.261252][ T543] Tainted: [W]=WARN [ 22.261358][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.261536][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.261711][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.262194][ T543] RSP: 0018:ffa0000000fefa78 EFLAGS: 00010286 [ 22.262897][ T543] RAX: 00000000ffffffa6 RBX: ff1100000b62f540 RCX: 1ff40000001fdf15 [ 22.263101][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f5fc [ 22.263308][ T543] RBP: ff1100000e3f4000 R08: 1fe22000016c5ec1 R09: ff11000009a7d180 [ 22.263576][ T543] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.263776][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3f4000 [ 22.263980][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.264221][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.264457][ T543] CR2: 000055f6c138a8d8 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.264717][ T543] PKRU: 55555554 [ 22.264817][ T543] Call Trace: [ 22.264916][ T543] [ 22.264985][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.265120][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.265259][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.265416][ T543] register_netdevice (net/core/dev.c:11488) [ 22.265560][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.265725][ T543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.265862][ T543] register_netdev (net/core/dev.c:11552) [ 22.265997][ T543] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 22.266132][ T543] ops_init (net/core/net_namespace.c:137) [ 22.266240][ T543] setup_net (net/core/net_namespace.c:446) [ 22.266344][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.266537][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.266672][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.266808][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.266943][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.267079][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.267233][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.267424][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.267565][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.267698][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.267833][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.267968][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.268100][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.268242][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.268433][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.268572][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.268705][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.268870][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.269009][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.269556][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.269757][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.269955][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.270158][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.270414][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.270618][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.275191][ T543] ------------[ cut here ]------------ | [ 22.275395][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/543 | [ 22.275687][ T543] Modules linked in: ip_gre gre | [ 22.276207][ T543] Tainted: [W]=WARN [ 22.276376][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.276615][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.276840][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.277387][ T543] RSP: 0018:ffa0000000fef918 EFLAGS: 00010286 [ 22.277622][ T543] RAX: 00000000ffffffa6 RBX: ff1100000b54fe00 RCX: 1ff40000001fdee9 [ 22.277871][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54febc [ 22.278119][ T543] RBP: ff1100000a911000 R08: 1fe22000016a9fd9 R09: ff11000009a7d180 [ 22.278389][ T543] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.278653][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a911000 [ 22.278906][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.279198][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.279433][ T543] CR2: 000055f6a15ced5c CR3: 0000000008980004 CR4: 0000000000771ef0 [ 22.279700][ T543] PKRU: 55555554 [ 22.279850][ T543] Call Trace: [ 22.280000][ T543] [ 22.280119][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.280313][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.280523][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.280678][ T543] register_netdevice (net/core/dev.c:11488) [ 22.280865][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.281085][ T543] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.281283][ T543] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.281496][ T543] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.281680][ T543] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.281867][ T543] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.282053][ T543] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.282251][ T543] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.282466][ T543] ops_init (net/core/net_namespace.c:137) [ 22.282627][ T543] setup_net (net/core/net_namespace.c:446) [ 22.282781][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.282964][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.283151][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.283364][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.283559][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.283748][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.283938][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.284123][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.284316][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.284527][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.284715][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.284901][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.285086][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.285286][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.285497][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.285684][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.285869][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.286086][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.286286][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.286837][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.287088][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.287362][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.287617][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.287869][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.288117][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.292962][ T543] ------------[ cut here ]------------ | [ 22.293141][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/543 | [ 22.293457][ T543] Modules linked in: ip_gre gre | [ 22.293972][ T543] Tainted: [W]=WARN [ 22.294123][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.294363][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.294596][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.295121][ T543] RSP: 0018:ffa0000000fef918 EFLAGS: 00010286 [ 22.295365][ T543] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff40000001fdee9 [ 22.295621][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 22.295873][ T543] RBP: ff1100000a32c000 R08: 1fe22000017a4fd9 R09: ff11000009a7d180 [ 22.296123][ T543] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.296399][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 22.296660][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.296945][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.297167][ T543] CR2: 000055f6a15ced5c CR3: 0000000008980004 CR4: 0000000000771ef0 [ 22.297444][ T543] PKRU: 55555554 [ 22.297596][ T543] Call Trace: [ 22.297747][ T543] [ 22.297868][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.298054][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.298250][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.298434][ T543] register_netdevice (net/core/dev.c:11488) [ 22.298640][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.298860][ T543] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.299046][ T543] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.299243][ T543] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.299449][ T543] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.299638][ T543] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.299823][ T543] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.300011][ T543] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.300212][ T543] ops_init (net/core/net_namespace.c:137) [ 22.300382][ T543] setup_net (net/core/net_namespace.c:446) [ 22.300545][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.300727][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.300912][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.301099][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.301298][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.301514][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.301702][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.301886][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.302070][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.302268][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.302479][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.302668][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.302852][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.303041][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.303241][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.303452][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.303741][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.303976][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.304179][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.304770][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.305024][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.305313][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.305592][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.305842][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.306092][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.311936][ T543] ------------[ cut here ]------------ | [ 22.312098][ T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/543 | [ 22.312343][ T543] Modules linked in: ip_gre gre | [ 22.312811][ T543] Tainted: [W]=WARN [ 22.312912][ T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.313080][ T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.313260][ T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.313756][ T543] RSP: 0018:ffa0000000fef918 EFLAGS: 00010286 [ 22.313927][ T543] RAX: 00000000ffffffa6 RBX: ff1100000ce32ac0 RCX: 1ff40000001fdee9 [ 22.314130][ T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32b7c [ 22.314335][ T543] RBP: ff11000012921000 R08: 1fe22000019c6571 R09: ff11000009a7d180 [ 22.314556][ T543] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.314759][ T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012921000 [ 22.314962][ T543] FS: 00007fdeb416d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.315200][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.315386][ T543] CR2: 00007fdeb436ec20 CR3: 0000000008980002 CR4: 0000000000771ef0 [ 22.315595][ T543] PKRU: 55555554 [ 22.315696][ T543] Call Trace: [ 22.315813][ T543] [ 22.315884][ T543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.316020][ T543] ? notifier_call_chain (kernel/notifier.c:85) [ 22.316162][ T543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.316265][ T543] register_netdevice (net/core/dev.c:11488) [ 22.316408][ T543] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.316582][ T543] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.316732][ T543] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.316867][ T543] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.317001][ T543] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.317137][ T543] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.317275][ T543] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.317431][ T543] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.317575][ T543] ops_init (net/core/net_namespace.c:137) [ 22.317678][ T543] setup_net (net/core/net_namespace.c:446) [ 22.317780][ T543] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.317914][ T543] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.318048][ T543] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.318190][ T543] copy_net_ns (net/core/net_namespace.c:579) [ 22.318351][ T543] create_new_namespaces (kernel/nsproxy.c:132) [ 22.318495][ T543] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.318632][ T543] ksys_unshare (kernel/fork.c:3243) [ 22.318765][ T543] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.318910][ T543] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.319045][ T543] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.319186][ T543] ? __ia32_sys_open (fs/open.c:1374) [ 22.319335][ T543] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.319494][ T543] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.319629][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.319765][ T543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.319898][ T543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.320033][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.320208][ T543] RIP: 0033:0x7fdeb442fbcb [ 22.320354][ T543] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.320836][ T543] RSP: 002b:00007ffe35332f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.321064][ T543] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdeb442fbcb [ 22.321271][ T543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.321484][ T543] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.322861][ T543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe353351a0 [ 22.323062][ T543] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35335877 | [ 22.340034][ T12] ------------[ cut here ]------------ | [ 22.340277][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 22.340567][ T12] Modules linked in: ip_gre gre | [ 22.340984][ T12] Tainted: [W]=WARN [ 22.341080][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.341246][ T12] Workqueue: netns cleanup_net [ 22.341392][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.341564][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.342009][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 22.342182][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff1c0 RCX: 1ff4000000018ec7 [ 22.342376][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff27c [ 22.342571][ T12] RBP: ff11000001ecc000 R08: 1fe220000051fe51 R09: ff11000001aed1d0 [ 22.342758][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 22.342945][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 22.343132][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.343361][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.343526][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 22.343717][ T12] PKRU: 55555554 [ 22.343810][ T12] Call Trace: [ 22.343903][ T12] [ 22.343969][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.344097][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.344194][ T12] netif_close_many (net/core/dev.c:1804) [ 22.344321][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 22.344457][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 22.344616][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 22.344774][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.344900][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.345054][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.345185][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.345309][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.345447][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.345573][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.345700][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.345826][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.345952][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.346075][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.346207][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.346332][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.346467][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.346594][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.346719][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.346845][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.346973][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.347096][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.347227][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.347362][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.347491][ T12] kthread (kernel/kthread.c:436) [ 22.347587][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.347741][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.347864][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.347990][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.348145][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.348272][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.348463][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.351031][ T12] ------------[ cut here ]------------ | [ 22.351167][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 22.351426][ T12] Modules linked in: ip_gre gre | [ 22.351837][ T12] Tainted: [W]=WARN [ 22.351928][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.352079][ T12] Workqueue: netns cleanup_net [ 22.352211][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.352377][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.352815][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.352968][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffe00 RCX: 1ff4000000018eed [ 22.353151][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffebc [ 22.353334][ T12] RBP: ff11000009bc4000 R08: 1fe220000051ffd9 R09: ff11000001aed1d0 [ 22.353529][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.353707][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.353888][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.354099][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.354253][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 22.354445][ T12] PKRU: 55555554 [ 22.354537][ T12] Call Trace: [ 22.354627][ T12] [ 22.354690][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.354847][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.354997][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.355120][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.355248][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.355376][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.355507][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.355629][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.355752][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.355871][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.355996][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.356119][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.356243][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.356369][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.356651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.356772][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.356900][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.357025][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.357156][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.357280][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.357405][ T12] kthread (kernel/kthread.c:436) [ 22.357509][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.357663][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.357785][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.357908][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.358058][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.358189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.358312][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.362461][ T12] ------------[ cut here ]------------ | [ 22.362597][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 22.362881][ T12] Modules linked in: ip_gre gre | [ 22.363308][ T12] Tainted: [W]=WARN [ 22.363412][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.363569][ T12] Workqueue: netns cleanup_net [ 22.363693][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.363848][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.364286][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.364452][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69bc40 RCX: 1ff4000000018eed [ 22.364637][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bcfc [ 22.364814][ T12] RBP: ff1100000e961000 R08: 1fe22000018d37a1 R09: ff11000001aed1d0 [ 22.364991][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.365173][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.365357][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.365572][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.365721][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 22.365905][ T12] PKRU: 55555554 [ 22.365994][ T12] Call Trace: [ 22.366083][ T12] [ 22.366148][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.366309][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.366474][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.366597][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.366719][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.366841][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.366961][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.367082][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.367208][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.367330][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.367465][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.367585][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.367708][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.367832][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.367955][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.368082][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.368211][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.368332][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.368568][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.368692][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.368811][ T12] kthread (kernel/kthread.c:436) [ 22.368902][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.369051][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.369178][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.369299][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.369599][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.369721][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.369841][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.373545][ T12] ------------[ cut here ]------------ | [ 22.373678][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.373915][ T12] Modules linked in: ip_gre gre | [ 22.374321][ T12] Tainted: [W]=WARN [ 22.374424][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.374586][ T12] Workqueue: netns cleanup_net [ 22.374713][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.374871][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.375311][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.375479][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a3c40 RCX: 1ff4000000018eed [ 22.375664][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3cfc [ 22.375845][ T12] RBP: ff11000001ecc000 R08: 1fe22000018d47a1 R09: ff11000001aed1d0 [ 22.376024][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.376205][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.376392][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.376616][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.376769][ T12] CR2: 00007f7b4a817000 CR3: 0000000004d1f004 CR4: 0000000000771ef0 [ 22.376951][ T12] PKRU: 55555554 [ 22.377041][ T12] Call Trace: [ 22.377132][ T12] [ 22.377199][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.377361][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.377521][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.377644][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.377769][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.377892][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.378014][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.378141][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.378268][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.378396][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.378531][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.378653][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.378773][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.378897][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.379016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.379142][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.379272][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.379401][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.379536][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.379661][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.379782][ T12] kthread (kernel/kthread.c:436) [ 22.379873][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.380023][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.380148][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.380272][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.380799][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.380922][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.381044][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.383062][ T12] ------------[ cut here ]------------ | [ 22.383191][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.383434][ T12] Modules linked in: ip_gre gre | [ 22.383844][ T12] Tainted: [W]=WARN [ 22.383936][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.384091][ T12] Workqueue: netns cleanup_net [ 22.384220][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.384383][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.384819][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.384972][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a3e00 RCX: 1ff4000000018eed [ 22.385158][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3ebc [ 22.385341][ T12] RBP: ff1100000edec000 R08: 1fe22000018d47d9 R09: ff11000001aed1d0 [ 22.385535][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.385715][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.385896][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.386118][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.386277][ T12] CR2: 00007f7b4a817000 CR3: 0000000004d1f004 CR4: 0000000000771ef0 [ 22.386472][ T12] PKRU: 55555554 [ 22.386563][ T12] Call Trace: [ 22.386651][ T12] [ 22.386715][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.386867][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.387024][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.387145][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.387272][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.387398][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.387526][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.387653][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.387775][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.387896][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.388020][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.388141][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.388265][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.388391][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.388518][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.388640][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.388766][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.388887][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.389012][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.389141][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.389266][ T12] kthread (kernel/kthread.c:436) [ 22.389360][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.389516][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.389643][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.389765][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.389915][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.390036][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.390160][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.392333][ T12] ------------[ cut here ]------------ | [ 22.392465][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.392707][ T12] Modules linked in: ip_gre gre | [ 22.393105][ T12] Tainted: [W]=WARN [ 22.393201][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.393355][ T12] Workqueue: netns cleanup_net [ 22.393490][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.393644][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.394071][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.394226][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24ac80 RCX: 1ff4000000018eed [ 22.394409][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24ad3c [ 22.394597][ T12] RBP: ff11000005039000 R08: 1fe2200001c495a9 R09: ff11000001aed1d0 [ 22.394785][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.394970][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.395159][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.395377][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.395536][ T12] CR2: 00007f7b4a817000 CR3: 0000000004d1f004 CR4: 0000000000771ef0 [ 22.395719][ T12] PKRU: 55555554 [ 22.395810][ T12] Call Trace: [ 22.395900][ T12] [ 22.395963][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.396121][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.396276][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.396402][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.396533][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.396654][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.396775][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.396898][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.397021][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.397141][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.397270][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.397397][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.397525][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.397650][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.397774][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.397896][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.398025][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.398149][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.398277][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.398408][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.398536][ T12] kthread (kernel/kthread.c:436) [ 22.398626][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.398780][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.398900][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.399021][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.399176][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.399299][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.399424][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.401607][ T12] ------------[ cut here ]------------ | [ 22.401727][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.401965][ T12] Modules linked in: ip_gre gre | [ 22.402373][ T12] Tainted: [W]=WARN [ 22.402471][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.402622][ T12] Workqueue: netns cleanup_net [ 22.402747][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.402903][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.403333][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.403496][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24b700 RCX: 1ff4000000018eed [ 22.403673][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b7bc [ 22.403852][ T12] RBP: ff1100000fb49000 R08: 1fe2200001c496f9 R09: ff11000001aed1d0 [ 22.404030][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.404216][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.404401][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.404615][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.404765][ T12] CR2: 00007f7b4a817000 CR3: 0000000004d1f004 CR4: 0000000000771ef0 [ 22.404945][ T12] PKRU: 55555554 [ 22.405041][ T12] Call Trace: [ 22.405130][ T12] [ 22.405195][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.405355][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.405508][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.405627][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.405749][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.405867][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.405990][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.406114][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.406247][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.406374][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.406508][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.406627][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.406745][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.406867][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.406988][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.407110][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.407240][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.407362][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.407491][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.407616][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.407736][ T12] kthread (kernel/kthread.c:436) [ 22.407831][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.407983][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.408107][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.408232][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.408387][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.408511][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.408631][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.410802][ T12] ------------[ cut here ]------------ | [ 22.410921][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.411160][ T12] Modules linked in: ip_gre gre | [ 22.411566][ T12] Tainted: [W]=WARN [ 22.411662][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.411811][ T12] Workqueue: netns cleanup_net [ 22.411936][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.412098][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.412544][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.412695][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782580 RCX: 1ff4000000018eed [ 22.412879][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078263c [ 22.413065][ T12] RBP: ff1100000ece4000 R08: 1fe22000020f04c9 R09: ff11000001aed1d0 [ 22.413247][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.413431][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.413618][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.413910][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.414060][ T12] CR2: 00007f7b4a817000 CR3: 0000000004d1f004 CR4: 0000000000771ef0 [ 22.414247][ T12] PKRU: 55555554 [ 22.414342][ T12] Call Trace: [ 22.414443][ T12] [ 22.414508][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.414660][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.414807][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.415002][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.415126][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.415247][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.415373][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.415575][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.415699][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.415818][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.415940][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.416136][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.416260][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.416388][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.416513][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.416708][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.416833][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.416954][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.417080][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.417282][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.417407][ T12] kthread (kernel/kthread.c:436) [ 22.417503][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.417651][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.417845][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.417971][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.418127][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.418255][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.418457][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.420941][ T12] ------------[ cut here ]------------ | [ 22.421062][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 22.422119][ T12] Modules linked in: ip_gre gre | [ 22.422538][ T12] Tainted: [W]=WARN [ 22.422629][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.422779][ T12] Workqueue: netns cleanup_net [ 22.422904][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.423059][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.423512][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.423664][ T12] RAX: 00000000ffffffa6 RBX: ff110000107823c0 RCX: 1ff4000000018eed [ 22.423848][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078247c [ 22.424026][ T12] RBP: ff1100000e84c000 R08: 1fe22000020f0491 R09: ff11000001aed1d0 [ 22.424214][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.424399][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.424587][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.424805][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.424959][ T12] CR2: 00007f7b4a817000 CR3: 0000000004d1f004 CR4: 0000000000771ef0 [ 22.425139][ T12] PKRU: 55555554 [ 22.425234][ T12] Call Trace: [ 22.425325][ T12] [ 22.425391][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.425551][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.425702][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.425823][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.425947][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.426067][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.426272][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.426401][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.426531][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.426649][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.426846][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.426968][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.427092][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.427219][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.427417][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.427548][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.427677][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.427800][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.428000][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.428128][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.428248][ T12] kthread (kernel/kthread.c:436) [ 22.428338][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.428574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.428694][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.428815][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.428966][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.429165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.429285][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.442450][ T12] ------------[ cut here ]------------ | [ 22.442630][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.442919][ T12] Modules linked in: ip_gre gre | [ 22.443453][ T12] Tainted: [W]=WARN [ 22.443597][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.443800][ T12] Workqueue: netns cleanup_net [ 22.443980][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.444198][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.444704][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 22.444909][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27700 RCX: 1ff4000000018eed [ 22.445138][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd277bc [ 22.445390][ T12] RBP: ff1100001283c000 R08: 1fe22000017a4ef9 R09: ff11000001aed1d0 [ 22.445633][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.445865][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.446098][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.446386][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.446602][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.446839][ T12] PKRU: 55555554 [ 22.446982][ T12] Call Trace: [ 22.447126][ T12] [ 22.447251][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.447481][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.447685][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 22.447860][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 22.448034][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 22.448217][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 22.448403][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 22.448591][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 22.448769][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.448939][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.449115][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.449298][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.449496][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.449674][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.449851][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.450026][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.450212][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.450400][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.450585][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.450765][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.450937][ T12] kthread (kernel/kthread.c:436) [ 22.451080][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.451297][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.451497][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.451672][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.451875][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.452049][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.452235][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.461265][ T544] ------------[ cut here ]------------ | [ 22.461426][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/544 | [ 22.461669][ T544] Modules linked in: ip_gre gre | [ 22.462093][ T544] Tainted: [W]=WARN [ 22.462201][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.462378][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.462563][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.463047][ T544] RSP: 0018:ffa0000000ecfa80 EFLAGS: 00010286 [ 22.463224][ T544] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff40000001d9f16 [ 22.463430][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 22.463641][ T544] RBP: ff1100000daec000 R08: 1fe22000004f16f9 R09: ff11000009a7ae80 [ 22.463842][ T544] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.464043][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000daec000 [ 22.464253][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.464502][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.464671][ T544] CR2: 00007f7b4a598430 CR3: 0000000004d1f003 CR4: 0000000000771ef0 [ 22.464886][ T544] PKRU: 55555554 [ 22.464992][ T544] Call Trace: [ 22.465093][ T544] [ 22.465167][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.465304][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.465458][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.465562][ T544] register_netdevice (net/core/dev.c:11488) [ 22.465700][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.465877][ T544] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.466014][ T544] register_netdev (net/core/dev.c:11552) [ 22.466154][ T544] loopback_net_init (drivers/net/loopback.c:218) [ 22.466290][ T544] ops_init (net/core/net_namespace.c:137) [ 22.466397][ T544] setup_net (net/core/net_namespace.c:446) [ 22.466509][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.466643][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.466778][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.466916][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.467053][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.467196][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.467334][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.467480][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.467615][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.467749][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.467884][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.468022][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.468162][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.468296][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.468443][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.468579][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.468715][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.468883][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.469025][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.469521][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.469724][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.469931][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.470133][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.470340][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.470555][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.474845][ T544] ------------[ cut here ]------------ | [ 22.474987][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/544 | [ 22.475224][ T544] Modules linked in: ip_gre gre | [ 22.475640][ T544] Tainted: [W]=WARN [ 22.475741][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.475910][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.476083][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.476578][ T544] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 22.476747][ T544] RAX: 00000000ffffffa6 RBX: ff1100000b709000 RCX: 1ff40000001d9ee9 [ 22.476947][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7090bc [ 22.477148][ T544] RBP: ff110000057ec000 R08: 1fe22000016e1219 R09: ff11000009a7ae80 [ 22.477355][ T544] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.477561][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057ec000 [ 22.477765][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.477998][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.478185][ T544] CR2: 00007f7b4a598430 CR3: 0000000004d1f003 CR4: 0000000000771ef0 [ 22.478392][ T544] PKRU: 55555554 [ 22.478500][ T544] Call Trace: [ 22.478599][ T544] [ 22.478670][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.478802][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.478946][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.479048][ T544] register_netdevice (net/core/dev.c:11488) [ 22.479189][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.479361][ T544] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.479507][ T544] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.479641][ T544] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.479781][ T544] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.479917][ T544] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.480051][ T544] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.480192][ T544] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.480332][ T544] ops_init (net/core/net_namespace.c:137) [ 22.480448][ T544] setup_net (net/core/net_namespace.c:446) [ 22.480552][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.480686][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.480820][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.480956][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.481090][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.481231][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.481373][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.481514][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.481648][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.481783][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.481919][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.482054][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.482194][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.482328][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.482475][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.482609][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.482744][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.482909][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.483048][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.483541][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.483743][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.483941][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.484142][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.484354][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.484560][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.488506][ T544] ------------[ cut here ]------------ | [ 22.488649][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/544 | [ 22.488883][ T544] Modules linked in: ip_gre gre | [ 22.489298][ T544] Tainted: [W]=WARN [ 22.489407][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.489586][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.489762][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.490249][ T544] RSP: 0018:ffa0000000ecf8f8 EFLAGS: 00010286 [ 22.490426][ T544] RAX: 00000000ffffffa6 RBX: ff1100000c69ae40 RCX: 1ff40000001d9ee5 [ 22.490636][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69aefc [ 22.490847][ T544] RBP: ff1100000ed24000 R08: 1fe22000018d35e1 R09: ff11000009a7ae80 [ 22.491050][ T544] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.491259][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed24000 [ 22.491477][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.491712][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.491882][ T544] CR2: 00007f7b4a598430 CR3: 0000000004d1f003 CR4: 0000000000771ef0 [ 22.492085][ T544] PKRU: 55555554 [ 22.492191][ T544] Call Trace: [ 22.492293][ T544] [ 22.492366][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.492510][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.492647][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.492751][ T544] register_netdevice (net/core/dev.c:11488) [ 22.492890][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.493060][ T544] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.493204][ T544] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.493345][ T544] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.493491][ T544] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.493628][ T544] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.493765][ T544] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.493903][ T544] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 22.494039][ T544] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 22.494184][ T544] vti_init_net (net/ipv4/ip_vti.c:517) [ 22.494321][ T544] ops_init (net/core/net_namespace.c:137) [ 22.494429][ T544] setup_net (net/core/net_namespace.c:446) [ 22.494538][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.494672][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.494808][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.494947][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.495083][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.495229][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.495374][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.495521][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.495658][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.495795][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.495931][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.496070][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.496211][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.496358][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.496499][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.496635][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.496775][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.496944][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.497087][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.497590][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.497794][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.497998][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.498216][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.498423][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.498633][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.502897][ T544] ------------[ cut here ]------------ | [ 22.503040][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/544 | [ 22.503286][ T544] Modules linked in: ip_gre gre | [ 22.503713][ T544] Tainted: [W]=WARN [ 22.503815][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.503985][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.504164][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.504659][ T544] RSP: 0018:ffa0000000ecfa78 EFLAGS: 00010286 [ 22.504831][ T544] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff40000001d9f15 [ 22.505033][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 22.505241][ T544] RBP: ff11000009874000 R08: 1fe2200001f77da9 R09: ff11000009a7ae80 [ 22.505456][ T544] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 22.505658][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009874000 [ 22.505862][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 22.506098][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.506274][ T544] CR2: 00007f7b4a598430 CR3: 0000000004d1f003 CR4: 0000000000771ef0 [ 22.506494][ T544] PKRU: 55555554 [ 22.506595][ T544] Call Trace: [ 22.506696][ T544] [ 22.506766][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.506903][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.507038][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.507143][ T544] register_netdevice (net/core/dev.c:11488) [ 22.507287][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.507465][ T544] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.507603][ T544] register_netdev (net/core/dev.c:11552) [ 22.507737][ T544] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 22.507873][ T544] ops_init (net/core/net_namespace.c:137) [ 22.507977][ T544] setup_net (net/core/net_namespace.c:446) [ 22.508080][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.508220][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.508360][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.508503][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.508640][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.508779][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.508915][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.509049][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.509191][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.509326][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.509470][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.509609][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.509743][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.509878][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.510017][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.510159][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.510294][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.510474][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.510614][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.511096][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.511307][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.511518][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.511719][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.511920][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.512125][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.520269][ T12] ------------[ cut here ]------------ | [ 22.520468][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 22.520771][ T12] Modules linked in: ip_gre gre | [ 22.521295][ T12] Tainted: [W]=WARN [ 22.521462][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.521669][ T12] Workqueue: netns cleanup_net [ 22.521848][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.522070][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.522592][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 22.522799][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26580 RCX: 1ff4000000018ed5 [ 22.523031][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2663c [ 22.523277][ T12] RBP: ff11000005044000 R08: 1fe22000017a4cc9 R09: ff11000001aed1d0 [ 22.523534][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 22.523768][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.524004][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 22.524280][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.524511][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 22.524751][ T12] PKRU: 55555554 [ 22.524895][ T12] Call Trace: [ 22.525038][ T12] [ 22.525157][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 22.525390][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 22.525612][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 22.525793][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 22.525972][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.526153][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 22.526339][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 22.526547][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 22.526730][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 22.526905][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.527084][ T12] cleanup_net (net/core/net_namespace.c:702) [ 22.527272][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.527470][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 22.527650][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.527828][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.528007][ T12] process_one_work (kernel/workqueue.c:3314) [ 22.528192][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.528384][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.528581][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.528765][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.528941][ T12] kthread (kernel/kthread.c:436) [ 22.529087][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.529301][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.529502][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.529680][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.529886][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.530063][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 22.530252][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.535391][ T544] ------------[ cut here ]------------ | [ 22.535550][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/544 | [ 22.535788][ T544] Modules linked in: ip_gre gre | [ 22.536221][ T544] Tainted: [W]=WARN [ 22.536324][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.536520][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.536697][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.537183][ T544] RSP: 0018:ffa0000000ecfa68 EFLAGS: 00010286 [ 22.537363][ T544] RAX: 00000000ffffffa6 RBX: ff1100000c543c40 RCX: 1ff40000001d9f13 [ 22.537583][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c543cfc [ 22.537786][ T544] RBP: ff11000009999000 R08: 1fe22000018a87a1 R09: ff11000009a7ae80 [ 22.537996][ T544] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 22.538202][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009999000 [ 22.538414][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.538668][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.538841][ T544] CR2: 000055f6a15ced5c CR3: 0000000004d1f001 CR4: 0000000000771ef0 [ 22.539045][ T544] PKRU: 55555554 [ 22.539161][ T544] Call Trace: [ 22.539262][ T544] [ 22.539332][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.539484][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.539620][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.539723][ T544] register_netdevice (net/core/dev.c:11488) [ 22.539862][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.540034][ T544] register_netdev (net/core/dev.c:11552) [ 22.540175][ T544] sit_init_net (net/ipv6/sit.c:1860) [ 22.540311][ T544] ops_init (net/core/net_namespace.c:137) [ 22.540422][ T544] setup_net (net/core/net_namespace.c:446) [ 22.540533][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.540667][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.540812][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.540950][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.541086][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.541230][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.541373][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.541514][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.541649][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.541785][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.541922][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.542061][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.542199][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.542334][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.542482][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.542616][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.542756][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.542925][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.543066][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.543575][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.543779][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.543980][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.544186][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.544394][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.544601][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.556997][ T544] ------------[ cut here ]------------ | [ 22.557145][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/544 | [ 22.557394][ T544] Modules linked in: ip_gre gre | [ 22.557821][ T544] Tainted: [W]=WARN [ 22.557924][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.558094][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.558273][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.558786][ T544] RSP: 0018:ffa0000000ecfa78 EFLAGS: 00010286 [ 22.558961][ T544] RAX: 00000000ffffffa6 RBX: ff1100000c9b6200 RCX: 1ff40000001d9f15 [ 22.559167][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b62bc [ 22.559376][ T544] RBP: ff1100000eb6c000 R08: 1fe2200001936c59 R09: ff11000009a7ae80 [ 22.559583][ T544] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 22.559786][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb6c000 [ 22.559994][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.560235][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.560413][ T544] CR2: 000055f6a15ced5c CR3: 0000000004d1f001 CR4: 0000000000771ef0 [ 22.560624][ T544] PKRU: 55555554 [ 22.560725][ T544] Call Trace: [ 22.560826][ T544] [ 22.560895][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.561031][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.561172][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.561275][ T544] register_netdevice (net/core/dev.c:11488) [ 22.561418][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.561589][ T544] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.561726][ T544] register_netdev (net/core/dev.c:11552) [ 22.561861][ T544] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 22.561996][ T544] ops_init (net/core/net_namespace.c:137) [ 22.562099][ T544] setup_net (net/core/net_namespace.c:446) [ 22.562207][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.562341][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.562550][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.562688][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.562824][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.562964][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.563099][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.563239][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.563433][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.563576][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.563711][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.563848][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.563982][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.564116][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.564256][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.564444][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.564581][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.564751][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.564892][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.565380][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.565590][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.565792][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.565992][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.566196][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.566401][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.570355][ T544] ------------[ cut here ]------------ | [ 22.570503][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/544 | [ 22.570736][ T544] Modules linked in: ip_gre gre | [ 22.571146][ T544] Tainted: [W]=WARN [ 22.571252][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.571971][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.572210][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.572752][ T544] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 22.572921][ T544] RAX: 00000000ffffffa6 RBX: ff110000106b71c0 RCX: 1ff40000001d9ee9 [ 22.573123][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106b727c [ 22.573325][ T544] RBP: ff1100000ef39000 R08: 1fe22000020d6e51 R09: ff11000009a7ae80 [ 22.573587][ T544] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 22.573787][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef39000 [ 22.573988][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.574228][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.574460][ T544] CR2: 000055f6a15ced5c CR3: 0000000004d1f001 CR4: 0000000000771ef0 [ 22.574662][ T544] PKRU: 55555554 [ 22.574767][ T544] Call Trace: [ 22.574867][ T544] [ 22.574940][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.575074][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.575215][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.575319][ T544] register_netdevice (net/core/dev.c:11488) [ 22.575518][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.575685][ T544] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.575826][ T544] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.575962][ T544] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.576097][ T544] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.576236][ T544] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.576413][ T544] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.576553][ T544] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.576691][ T544] ops_init (net/core/net_namespace.c:137) [ 22.576793][ T544] setup_net (net/core/net_namespace.c:446) [ 22.576895][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.577031][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.577171][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.577308][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.577457][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.577595][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.577729][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.577862][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.577998][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.578132][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.578273][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.578417][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.578555][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.578688][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.578821][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.578957][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.579091][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.579262][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.579408][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.579888][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.580092][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.580305][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.580517][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.580716][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.580917][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.585264][ T544] ------------[ cut here ]------------ | [ 22.585916][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/544 | [ 22.586159][ T544] Modules linked in: ip_gre gre | [ 22.586633][ T544] Tainted: [W]=WARN [ 22.586734][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.586904][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.587079][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.587631][ T544] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 22.587800][ T544] RAX: 00000000ffffffa6 RBX: ff1100000c9b7700 RCX: 1ff40000001d9ee9 [ 22.588001][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b77bc [ 22.588262][ T544] RBP: ff1100000fc19000 R08: 1fe2200001936ef9 R09: ff11000009a7ae80 [ 22.588526][ T544] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 22.588725][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc19000 [ 22.588932][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.589167][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.589340][ T544] CR2: 000055f6a15ced5c CR3: 0000000004d1f001 CR4: 0000000000771ef0 [ 22.589607][ T544] PKRU: 55555554 [ 22.589708][ T544] Call Trace: [ 22.589808][ T544] [ 22.589878][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.590011][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.590147][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.590253][ T544] register_netdevice (net/core/dev.c:11488) [ 22.590454][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.590622][ T544] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.590760][ T544] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.590899][ T544] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.591034][ T544] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.591175][ T544] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.591310][ T544] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.591480][ T544] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.591617][ T544] ops_init (net/core/net_namespace.c:137) [ 22.591719][ T544] setup_net (net/core/net_namespace.c:446) [ 22.591823][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.591955][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.592089][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.592230][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.592373][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.592518][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.592654][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.592788][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.592922][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.593057][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.593196][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.593332][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.593494][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.593629][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.593763][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.593898][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.594033][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.594203][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.594344][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.594834][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.595036][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.595246][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.595457][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.595658][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.595867][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.601744][ T544] ------------[ cut here ]------------ | [ 22.601889][ T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/544 | [ 22.602128][ T544] Modules linked in: ip_gre gre | [ 22.602557][ T544] Tainted: [W]=WARN [ 22.602659][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.602828][ T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.603007][ T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.603508][ T544] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 22.603680][ T544] RAX: 00000000ffffffa6 RBX: ff1100000d6be900 RCX: 1ff40000001d9ee9 [ 22.603881][ T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be9bc [ 22.604081][ T544] RBP: ff1100000a134000 R08: 1fe2200001ad7d39 R09: ff11000009a7ae80 [ 22.604286][ T544] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 22.604500][ T544] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a134000 [ 22.604704][ T544] FS: 00007f7b4a391840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.604938][ T544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.605105][ T544] CR2: 000055f6a15ced5c CR3: 0000000004d1f001 CR4: 0000000000771ef0 [ 22.605312][ T544] PKRU: 55555554 [ 22.605420][ T544] Call Trace: [ 22.605526][ T544] [ 22.605596][ T544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.605730][ T544] ? notifier_call_chain (kernel/notifier.c:85) [ 22.605865][ T544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.605967][ T544] register_netdevice (net/core/dev.c:11488) [ 22.606103][ T544] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 22.606277][ T544] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.606420][ T544] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 22.606561][ T544] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 22.606694][ T544] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 22.606829][ T544] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 22.606963][ T544] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 22.607099][ T544] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 22.607244][ T544] ops_init (net/core/net_namespace.c:137) [ 22.607353][ T544] setup_net (net/core/net_namespace.c:446) [ 22.607462][ T544] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 22.607596][ T544] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 22.607730][ T544] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 22.607871][ T544] copy_net_ns (net/core/net_namespace.c:579) [ 22.608012][ T544] create_new_namespaces (kernel/nsproxy.c:132) [ 22.608151][ T544] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 22.608289][ T544] ksys_unshare (kernel/fork.c:3243) [ 22.608489][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.608623][ T544] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 22.608757][ T544] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 22.608890][ T544] ? __ia32_sys_open (fs/open.c:1374) [ 22.609026][ T544] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 22.609164][ T544] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 22.609299][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.609503][ T544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.609636][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.609769][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.609933][ T544] RIP: 0033:0x7f7b4a653bcb [ 22.610071][ T544] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 22.610620][ T544] RSP: 002b:00007ffc0805dde8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 22.610830][ T544] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b4a653bcb [ 22.611040][ T544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 22.611244][ T544] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 22.611508][ T544] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc08060010 [ 22.611707][ T544] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc08060877 | [ 22.648906][ T545] ------------[ cut here ]------------ | [ 22.649072][ T545] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/545 | [ 22.649325][ T545] Modules linked in: ip_gre gre | [ 22.649772][ T545] Tainted: [W]=WARN [ 22.649876][ T545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.650049][ T545] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.650237][ T545] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.650742][ T545] RSP: 0018:ffa000000100ee30 EFLAGS: 00010286 [ 22.650918][ T545] RAX: 00000000ffffffa6 RBX: ff1100000baaf700 RCX: 1ff4000000201d8c [ 22.651127][ T545] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000baaf7bc [ 22.651341][ T545] RBP: ff11000005031000 R08: 1fe2200001755ef9 R09: ff1100000a88d180 [ 22.651560][ T545] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.651766][ T545] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000099c4408 [ 22.651974][ T545] FS: 00007f7839a57840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.652234][ T545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.652419][ T545] CR2: 000000000042ebe0 CR3: 0000000001df7006 CR4: 0000000000771ef0 [ 22.652638][ T545] PKRU: 55555554 [ 22.652742][ T545] Call Trace: [ 22.652845][ T545] [ 22.652917][ T545] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.653059][ T545] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.653170][ T545] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 22.653343][ T545] __dev_notify_flags (net/core/dev.c:9787) [ 22.653495][ T545] ? netif_change_name (net/core/dev.c:1495) [ 22.653635][ T545] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 22.653775][ T545] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.653912][ T545] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.654053][ T545] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 22.654199][ T545] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.654339][ T545] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 22.654575][ T545] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 22.654712][ T545] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 22.654849][ T545] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 22.654988][ T545] veth_newlink (drivers/net/veth.c:1871) [ 22.655130][ T545] ? veth_poll_controller (drivers/net/veth.c:1470) [ 22.655273][ T545] ? kasan_save_stack (mm/kasan/common.c:57) [ 22.655496][ T545] ? kasan_save_track (mm/kasan/common.c:78) [ 22.655641][ T545] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 22.655802][ T545] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 22.655939][ T545] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 22.656079][ T545] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 22.656224][ T545] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.656462][ T545] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 22.656606][ T545] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 22.656746][ T545] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 22.656885][ T545] ? __dev_get_by_name (net/core/dev.c:883) [ 22.657025][ T545] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 22.657174][ T545] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 22.657317][ T545] rtnl_newlink (net/core/rtnetlink.c:4150) [ 22.657525][ T545] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.657665][ T545] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.657804][ T545] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.657943][ T545] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.658081][ T545] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.658230][ T545] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.658453][ T545] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.658594][ T545] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.658732][ T545] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.658872][ T545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.659011][ T545] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.659158][ T545] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.659296][ T545] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.659513][ T545] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.659652][ T545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.659792][ T545] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.659934][ T545] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 22.660075][ T545] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 22.660221][ T545] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.660424][ T545] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.660570][ T545] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.660709][ T545] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 22.660849][ T545] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.660989][ T545] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 22.661133][ T545] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 22.661278][ T545] ? copy_msghdr_from_user (net/socket.c:2635) [ 22.661423][ T545] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 22.661602][ T545] ? move_addr_to_kernel (net/socket.c:258) [ 22.661746][ T545] ___sys_sendmsg (net/socket.c:2752) [ 22.661885][ T545] ? copy_msghdr_from_user (net/socket.c:2603) [ 22.662029][ T545] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.662214][ T545] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 22.662360][ T545] __sys_sendmsg (net/socket.c:2784) [ 22.662508][ T545] ? __sys_sendmsg_sock (net/socket.c:2765) [ 22.662652][ T545] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 22.662791][ T545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.662930][ T545] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.663068][ T545] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.663212][ T545] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.663357][ T545] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.663537][ T545] RIP: 0033:0x7f7839c9108e [ 22.663682][ T545] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 22.664181][ T545] RSP: 002b:00007ffcb4375e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.664396][ T545] RAX: ffffffffffffffda RBX: 00007ffcb4376630 RCX: 00007f7839c9108e [ 22.664613][ T545] RDX: 0000000000000000 RSI: 00007ffcb4375f30 RDI: 0000000000000005 [ 22.664821][ T545] RBP: 00007ffcb4375e90 R08: 0000000000000000 R09: 0000000000000000 [ 22.665028][ T545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc8 [ 22.665242][ T545] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb43765f0 | [ 22.680640][ T545] ------------[ cut here ]------------ | [ 22.680789][ T545] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/545 | [ 22.681035][ T545] Modules linked in: ip_gre gre | [ 22.681519][ T545] Tainted: [W]=WARN [ 22.681625][ T545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.681795][ T545] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.681974][ T545] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.682484][ T545] RSP: 0018:ffa000000100f1b0 EFLAGS: 00010286 [ 22.682659][ T545] RAX: 00000000ffffffa6 RBX: ff11000010783380 RCX: 1ff4000000201dfc [ 22.682862][ T545] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078343c [ 22.683066][ T545] RBP: ff1100001045c000 R08: 1fe22000020f0689 R09: ff1100000a88d180 [ 22.683275][ T545] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.683490][ T545] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 22.683697][ T545] FS: 00007f7839a57840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.683937][ T545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.684107][ T545] CR2: 000000000042ebe0 CR3: 0000000001df7006 CR4: 0000000000771ef0 [ 22.684317][ T545] PKRU: 55555554 [ 22.684430][ T545] Call Trace: [ 22.684540][ T545] [ 22.684611][ T545] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.684750][ T545] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.684855][ T545] __dev_notify_flags (net/core/dev.c:9787) [ 22.684994][ T545] ? netif_change_name (net/core/dev.c:1495) [ 22.685133][ T545] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 22.685276][ T545] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 22.685422][ T545] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 22.685571][ T545] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 22.685711][ T545] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 22.685849][ T545] ? __dev_get_by_name (net/core/dev.c:883) [ 22.685985][ T545] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 22.686131][ T545] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 22.686277][ T545] rtnl_newlink (net/core/rtnetlink.c:4150) [ 22.686423][ T545] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.686566][ T545] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.686704][ T545] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.686842][ T545] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.686978][ T545] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.687120][ T545] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.687261][ T545] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.687419][ T545] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.687566][ T545] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.687701][ T545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.687837][ T545] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.687975][ T545] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.688113][ T545] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.688256][ T545] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.688398][ T545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.688541][ T545] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.688682][ T545] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 22.688819][ T545] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 22.688959][ T545] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.689097][ T545] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.689241][ T545] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.689387][ T545] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 22.689534][ T545] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.689676][ T545] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 22.689815][ T545] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 22.689954][ T545] ? copy_msghdr_from_user (net/socket.c:2635) [ 22.690093][ T545] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 22.690268][ T545] ? move_addr_to_kernel (net/socket.c:258) [ 22.690416][ T545] ___sys_sendmsg (net/socket.c:2752) [ 22.690558][ T545] ? copy_msghdr_from_user (net/socket.c:2603) [ 22.690700][ T545] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.690877][ T545] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 22.691017][ T545] __sys_sendmsg (net/socket.c:2784) [ 22.691161][ T545] ? __sys_sendmsg_sock (net/socket.c:2765) [ 22.691303][ T545] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 22.691456][ T545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.691604][ T545] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.691745][ T545] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.691890][ T545] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.692034][ T545] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.692209][ T545] RIP: 0033:0x7f7839c9108e [ 22.692358][ T545] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 22.692857][ T545] RSP: 002b:00007ffcb4375e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.693064][ T545] RAX: ffffffffffffffda RBX: 00007ffcb4376630 RCX: 00007f7839c9108e [ 22.693274][ T545] RDX: 0000000000000000 RSI: 00007ffcb4375f30 RDI: 0000000000000005 [ 22.693489][ T545] RBP: 00007ffcb4375e90 R08: 0000000000000000 R09: 0000000000000000 [ 22.693694][ T545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc8 [ 22.693901][ T545] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb43765f0 | [ 22.728479][ T546] ------------[ cut here ]------------ | [ 22.728641][ T546] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/546 | [ 22.728875][ T546] Modules linked in: ip_gre gre | [ 22.729289][ T546] Tainted: [W]=WARN [ 22.730045][ T546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.730222][ T546] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.730495][ T546] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.730970][ T546] RSP: 0018:ffa000000101f020 EFLAGS: 00010286 [ 22.731139][ T546] RAX: 00000000ffffffa6 RBX: ff11000010783a80 RCX: 1ff4000000203dca [ 22.731342][ T546] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783b3c [ 22.731617][ T546] RBP: ff1100001045c000 R08: 1fe22000020f0769 R09: ff11000005a7ae58 [ 22.731816][ T546] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 22.732014][ T546] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 22.732278][ T546] FS: 00007efc213a8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.732523][ T546] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.732689][ T546] CR2: 000000001e17b988 CR3: 0000000004d1f003 CR4: 0000000000771ef0 [ 22.732891][ T546] PKRU: 55555554 [ 22.732990][ T546] Call Trace: [ 22.733090][ T546] [ 22.733164][ T546] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.733301][ T546] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.733410][ T546] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 22.733549][ T546] __dev_notify_flags (net/core/dev.c:9787) [ 22.733689][ T546] ? netif_change_name (net/core/dev.c:1495) [ 22.733824][ T546] ? __dev_change_flags (net/core/dev.c:9752) [ 22.733958][ T546] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 22.734092][ T546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.734231][ T546] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 22.734372][ T546] netif_change_flags (net/core/dev.c:9820) [ 22.734515][ T546] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 22.734651][ T546] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 22.734788][ T546] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 22.734922][ T546] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 22.735089][ T546] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.735228][ T546] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.735365][ T546] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 22.735504][ T546] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 22.735641][ T546] ? __kernel_text_address (kernel/extable.c:79) [ 22.735774][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.735910][ T546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.736043][ T546] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 22.736182][ T546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.736315][ T546] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.736466][ T546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.736600][ T546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.736735][ T546] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 22.736870][ T546] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 22.737005][ T546] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 22.737140][ T546] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 22.737280][ T546] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 22.737423][ T546] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 22.737571][ T546] rtnl_newlink (net/core/rtnetlink.c:4150) [ 22.737706][ T546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.737844][ T546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.737977][ T546] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.738111][ T546] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.738249][ T546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.738394][ T546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.738532][ T546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.738664][ T546] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.738799][ T546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.738933][ T546] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.739067][ T546] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.739206][ T546] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.739339][ T546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.739485][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.739622][ T546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.739754][ T546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.739893][ T546] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.740027][ T546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.740168][ T546] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.740311][ T546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 22.740459][ T546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 22.740596][ T546] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.740730][ T546] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.740864][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.741001][ T546] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 22.741136][ T546] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.741275][ T546] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 22.741416][ T546] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 22.741555][ T546] ? copy_msghdr_from_user (net/socket.c:2635) [ 22.741688][ T546] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 22.741852][ T546] ? move_addr_to_kernel (net/socket.c:258) [ 22.741988][ T546] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 22.742122][ T546] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.742264][ T546] ___sys_sendmsg (net/socket.c:2752) [ 22.742400][ T546] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 22.742578][ T546] ? copy_msghdr_from_user (net/socket.c:2603) [ 22.742724][ T546] __sys_sendmsg (net/socket.c:2784) [ 22.742859][ T546] ? __sys_sendmsg_sock (net/socket.c:2765) [ 22.742992][ T546] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 22.743165][ T546] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 22.743297][ T546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.743437][ T546] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.743575][ T546] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.743709][ T546] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.743843][ T546] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.744008][ T546] RIP: 0033:0x7efc215e208e [ 22.744151][ T546] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 22.744637][ T546] RSP: 002b:00007ffe9186cc70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.744838][ T546] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efc215e208e [ 22.745037][ T546] RDX: 0000000000000000 RSI: 00007ffe9186cd20 RDI: 0000000000000005 [ 22.745241][ T546] RBP: 00007ffe9186cc80 R08: 0000000000000000 R09: 0000000000000000 [ 22.745451][ T546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc8 [ 22.745651][ T546] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9186d3f0 | [ 22.776988][ T547] ------------[ cut here ]------------ | [ 22.777145][ T547] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/547 | [ 22.777869][ T547] Modules linked in: ip_gre gre | [ 22.778303][ T547] Tainted: [W]=WARN [ 22.778412][ T547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.778587][ T547] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.778763][ T547] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.779249][ T547] RSP: 0018:ffa000000102f020 EFLAGS: 00010286 [ 22.779424][ T547] RAX: 00000000ffffffa6 RBX: ff1100000bde1700 RCX: 1ff4000000205dca [ 22.779631][ T547] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde17bc [ 22.779831][ T547] RBP: ff11000005031000 R08: 1fe22000017bc2f9 R09: ff11000005a7d158 [ 22.780033][ T547] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 22.780239][ T547] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 22.780453][ T547] FS: 00007ff3e1098840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.780694][ T547] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.780874][ T547] CR2: 0000000024372988 CR3: 00000000129fb005 CR4: 0000000000771ef0 [ 22.781081][ T547] PKRU: 55555554 [ 22.781188][ T547] Call Trace: [ 22.781288][ T547] [ 22.781363][ T547] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.781508][ T547] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.781611][ T547] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 22.781745][ T547] __dev_notify_flags (net/core/dev.c:9787) [ 22.781883][ T547] ? netif_change_name (net/core/dev.c:1495) [ 22.782018][ T547] ? __dev_change_flags (net/core/dev.c:9752) [ 22.782163][ T547] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 22.782302][ T547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.782451][ T547] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 22.782590][ T547] netif_change_flags (net/core/dev.c:9820) [ 22.782726][ T547] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 22.782867][ T547] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 22.783005][ T547] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 22.783141][ T547] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 22.783313][ T547] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.783458][ T547] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.783592][ T547] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 22.783728][ T547] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 22.783863][ T547] ? __kernel_text_address (kernel/extable.c:79) [ 22.783999][ T547] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.784136][ T547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.784274][ T547] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 22.784415][ T547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.784555][ T547] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 22.784688][ T547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.784824][ T547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.784962][ T547] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 22.785097][ T547] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 22.785237][ T547] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 22.785377][ T547] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 22.785532][ T547] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 22.785670][ T547] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 22.785808][ T547] rtnl_newlink (net/core/rtnetlink.c:4150) [ 22.785947][ T547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.786080][ T547] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.786221][ T547] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.786360][ T547] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.786503][ T547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.786641][ T547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.786775][ T547] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.786912][ T547] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.787047][ T547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.787187][ T547] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.787322][ T547] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.787466][ T547] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.787600][ T547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.787733][ T547] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.787869][ T547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.788005][ T547] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.788164][ T547] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.788300][ T547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.788446][ T547] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.788586][ T547] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 22.788720][ T547] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 22.788855][ T547] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.788994][ T547] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.789130][ T547] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.789270][ T547] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 22.789411][ T547] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.789554][ T547] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 22.789696][ T547] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 22.789832][ T547] ? copy_msghdr_from_user (net/socket.c:2635) [ 22.789967][ T547] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 22.790136][ T547] ? move_addr_to_kernel (net/socket.c:258) [ 22.790277][ T547] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 22.790418][ T547] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.790560][ T547] ___sys_sendmsg (net/socket.c:2752) [ 22.790694][ T547] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 22.790861][ T547] ? copy_msghdr_from_user (net/socket.c:2603) [ 22.791014][ T547] __sys_sendmsg (net/socket.c:2784) [ 22.791155][ T547] ? __sys_sendmsg_sock (net/socket.c:2765) [ 22.791289][ T547] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 22.791472][ T547] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 22.791608][ T547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.791745][ T547] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.791880][ T547] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.792015][ T547] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.792156][ T547] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.792324][ T547] RIP: 0033:0x7ff3e12d208e [ 22.792476][ T547] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 22.792980][ T547] RSP: 002b:00007fff0a437980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.793192][ T547] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff3e12d208e [ 22.793397][ T547] RDX: 0000000000000000 RSI: 00007fff0a437a30 RDI: 0000000000000005 [ 22.793607][ T547] RBP: 00007fff0a437990 R08: 0000000000000000 R09: 0000000000000000 [ 22.793808][ T547] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc8 [ 22.794011][ T547] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0a438100 | [ 22.796059][ T39] ------------[ cut here ]------------ | [ 22.796203][ T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39 | [ 22.796490][ T39] Modules linked in: ip_gre gre | [ 22.796903][ T39] Tainted: [W]=WARN [ 22.796998][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.797162][ T39] Workqueue: events_unbound linkwatch_event [ 22.797324][ T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.797498][ T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.797942][ T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286 [ 22.798168][ T39] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff4000000057f02 [ 22.798359][ T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 22.798557][ T39] RBP: ff1100001045c000 R08: 1fe2200001ad7c59 R09: ff11000001da51a8 [ 22.798745][ T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 22.798930][ T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 22.799115][ T39] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 22.799339][ T39] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.799509][ T39] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 22.799694][ T39] PKRU: 55555554 [ 22.799788][ T39] Call Trace: [ 22.799880][ T39] [ 22.799945][ T39] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.800070][ T39] ? notifier_call_chain (kernel/notifier.c:85) [ 22.800196][ T39] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.800290][ T39] netif_state_change (net/core/dev.c:1605) [ 22.800422][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.800587][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 22.800714][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 22.800837][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.800965][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 22.801087][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 22.801216][ T39] process_one_work (kernel/workqueue.c:3314) [ 22.801344][ T39] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 22.801483][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.801614][ T39] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 22.801742][ T39] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 22.801865][ T39] kthread (kernel/kthread.c:436) [ 22.801959][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.802114][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 22.802243][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.802373][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 22.802537][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.802660][ T39] ? kthread_affine_node (kernel/kthread.c:378) [ 22.802783][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.858889][ T549] ------------[ cut here ]------------ | [ 22.859050][ T549] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/549 | [ 22.859289][ T549] Modules linked in: ip_gre gre | [ 22.859713][ T549] Tainted: [W]=WARN [ 22.859816][ T549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.859984][ T549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.860163][ T549] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.860656][ T549] RSP: 0018:ffa000000103f150 EFLAGS: 00010286 [ 22.860827][ T549] RAX: 00000000ffffffa6 RBX: ff1100000bde0c80 RCX: 1ff4000000207df0 [ 22.861029][ T549] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde0d3c [ 22.861235][ T549] RBP: ff11000005031000 R08: 1fe22000017bc1a9 R09: ff1100000ffcd158 [ 22.861540][ T549] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 22.861744][ T549] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f839540 [ 22.861945][ T549] FS: 00007fb2b9a7c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.862183][ T549] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.862419][ T549] CR2: 00000000004ebb28 CR3: 00000000129fb001 CR4: 0000000000771ef0 [ 22.862630][ T549] PKRU: 55555554 [ 22.862731][ T549] Call Trace: [ 22.862917][ T549] [ 22.862990][ T549] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.863126][ T549] ? notifier_call_chain (kernel/notifier.c:85) [ 22.863263][ T549] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.863462][ T549] netif_state_change (net/core/dev.c:1605) [ 22.863597][ T549] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.863763][ T549] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 22.863931][ T549] linkwatch_sync_dev (net/core/link_watch.c:295) [ 22.864065][ T549] rtnl_getlink (net/core/rtnetlink.c:4273) [ 22.864200][ T549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.864333][ T549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.864531][ T549] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 22.864665][ T549] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.864799][ T549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.864932][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.865088][ T549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.865226][ T549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.865418][ T549] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.865555][ T549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.865691][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.865828][ T549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.865963][ T549] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 22.866095][ T549] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.866231][ T549] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.866422][ T549] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.866561][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.866697][ T549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.866829][ T549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.866964][ T549] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.867096][ T549] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.867233][ T549] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.867426][ T549] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 22.867564][ T549] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 22.867700][ T549] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.867837][ T549] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.867971][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.868107][ T549] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 22.868247][ T549] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.868404][ T549] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 22.868546][ T549] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 22.868681][ T549] ? copy_msghdr_from_user (net/socket.c:2635) [ 22.868813][ T549] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 22.868989][ T549] ? move_addr_to_kernel (net/socket.c:258) [ 22.869123][ T549] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.869261][ T549] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 22.869432][ T549] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.869570][ T549] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 22.869738][ T549] ___sys_sendmsg (net/socket.c:2752) [ 22.869871][ T549] ? copy_msghdr_from_user (net/socket.c:2603) [ 22.870005][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.870149][ T549] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 22.870284][ T549] ? do_getsockname (net/socket.c:2192) [ 22.870425][ T549] __sys_sendmsg (net/socket.c:2784) [ 22.870564][ T549] ? __sys_sendmsg_sock (net/socket.c:2765) [ 22.870700][ T549] ? __sys_getsockname (net/socket.c:2210) [ 22.870833][ T549] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.870967][ T549] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.871100][ T549] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.871238][ T549] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.871377][ T549] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.871549][ T549] RIP: 0033:0x7fb2b9cb608e [ 22.871688][ T549] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 22.872164][ T549] RSP: 002b:00007fff376ea2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.872369][ T549] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb2b9cb608e [ 22.872574][ T549] RDX: 0000000000000000 RSI: 00007fff376ea350 RDI: 0000000000000006 [ 22.872772][ T549] RBP: 00007fff376ea2b0 R08: 0000000000000000 R09: 0000000000000000 [ 22.872971][ T549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 22.873175][ T549] R13: 00007fff376ea400 R14: 000000000000000d R15: 00007fff376eb87a | [ 22.973329][ T552] ------------[ cut here ]------------ | [ 22.973502][ T552] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/552 | [ 22.973748][ T552] Modules linked in: ip_gre gre | [ 22.974187][ T552] Tainted: [W]=WARN [ 22.974293][ T552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.974479][ T552] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.974664][ T552] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.975174][ T552] RSP: 0018:ffa000000106ef10 EFLAGS: 00010286 [ 22.975357][ T552] RAX: 00000000ffffffa6 RBX: ff110000028b3380 RCX: 1ff400000020dda8 [ 22.975578][ T552] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b343c [ 22.975789][ T552] RBP: ff11000009784000 R08: 1fe2200000516689 R09: ff1100000a9ed180 [ 22.975997][ T552] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 22.976212][ T552] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 22.976432][ T552] FS: 00007f9a79de9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.976689][ T552] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.976866][ T552] CR2: 00000000004a2060 CR3: 000000000ec8e002 CR4: 0000000000771ef0 [ 22.977080][ T552] PKRU: 55555554 [ 22.977194][ T552] Call Trace: [ 22.977300][ T552] [ 22.977379][ T552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.977529][ T552] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 22.977674][ T552] notifier_call_chain (kernel/notifier.c:85) [ 22.977816][ T552] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 22.977960][ T552] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 22.978102][ T552] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 22.978285][ T552] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 22.978473][ T552] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 22.978621][ T552] netif_set_mtu (net/core/dev.c:9910) [ 22.978764][ T552] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 22.978905][ T552] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 22.979053][ T552] dev_set_mtu (net/core/dev_api.c:249) [ 22.979165][ T552] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 22.979307][ T552] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 22.979460][ T552] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 22.979641][ T552] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 22.979784][ T552] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 22.979963][ T552] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 22.980106][ T552] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 22.980254][ T552] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 22.980399][ T552] ? __dev_get_by_name (net/core/dev.c:883) [ 22.980546][ T552] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 22.980694][ T552] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 22.980841][ T552] rtnl_newlink (net/core/rtnetlink.c:4150) [ 22.980986][ T552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.981130][ T552] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.981276][ T552] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.981423][ T552] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.981571][ T552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.981718][ T552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.981863][ T552] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.982007][ T552] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.982154][ T552] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.982298][ T552] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.982449][ T552] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.982594][ T552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.982735][ T552] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.982877][ T552] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.983019][ T552] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.983166][ T552] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.983311][ T552] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 22.983462][ T552] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 22.983607][ T552] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.983751][ T552] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.983892][ T552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.984035][ T552] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.984186][ T552] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 22.984329][ T552] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 22.984483][ T552] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 22.984628][ T552] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 22.984769][ T552] ? copy_msghdr_from_user (net/socket.c:2635) [ 22.984911][ T552] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 22.985085][ T552] ? move_addr_to_kernel (net/socket.c:258) [ 22.985237][ T552] ? kasan_save_stack (mm/kasan/common.c:58) [ 22.985387][ T552] ? kasan_save_stack (mm/kasan/common.c:57) [ 22.985537][ T552] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 22.985679][ T552] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 22.985857][ T552] ___sys_sendmsg (net/socket.c:2752) [ 22.986000][ T552] ? copy_msghdr_from_user (net/socket.c:2603) [ 22.986160][ T552] __sys_sendmsg (net/socket.c:2784) [ 22.986305][ T552] ? __sys_sendmsg_sock (net/socket.c:2765) [ 22.986458][ T552] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 22.986605][ T552] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 22.986747][ T552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 22.986890][ T552] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.987032][ T552] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 22.987180][ T552] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 22.987322][ T552] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.987512][ T552] RIP: 0033:0x7f9a7a02308e [ 22.987659][ T552] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 22.988166][ T552] RSP: 002b:00007fffb9796680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.988390][ T552] RAX: ffffffffffffffda RBX: 00007fffb9796e30 RCX: 00007f9a7a02308e [ 22.988611][ T552] RDX: 0000000000000000 RSI: 00007fffb9796730 RDI: 0000000000000005 [ 22.988822][ T552] RBP: 00007fffb9796690 R08: 0000000000000000 R09: 0000000000000000 [ 22.989031][ T552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 22.989250][ T552] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9796e00 | [ 22.990943][ T552] ------------[ cut here ]------------ | [ 22.991074][ T552] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/552 | [ 22.991314][ T552] Modules linked in: ip_gre gre | [ 22.991736][ T552] Tainted: [W]=WARN [ 22.991838][ T552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.992009][ T552] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 22.992193][ T552] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 22.994084][ T552] RSP: 0018:ffa000000106f1b0 EFLAGS: 00010286 [ 22.994267][ T552] RAX: 00000000ffffffa6 RBX: ff110000028b3c40 RCX: 1ff400000020ddfc [ 22.994495][ T552] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b3cfc [ 22.994703][ T552] RBP: ff11000009784000 R08: 1fe22000005167a1 R09: ff1100000a9ed180 [ 22.994908][ T552] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 22.995110][ T552] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 22.995344][ T552] FS: 00007f9a79de9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 22.995594][ T552] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.995764][ T552] CR2: 00000000004a2060 CR3: 000000000ec8e002 CR4: 0000000000771ef0 [ 22.995970][ T552] PKRU: 55555554 [ 22.996072][ T552] Call Trace: [ 22.996180][ T552] [ 22.996251][ T552] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 22.996393][ T552] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 22.996504][ T552] __dev_notify_flags (net/core/dev.c:9787) [ 22.996642][ T552] ? netif_change_name (net/core/dev.c:1495) [ 22.996778][ T552] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 22.996952][ T552] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 22.997090][ T552] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 22.997230][ T552] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 22.997369][ T552] ? __dev_get_by_name (net/core/dev.c:883) [ 22.997540][ T552] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 22.997692][ T552] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 22.997832][ T552] rtnl_newlink (net/core/rtnetlink.c:4150) [ 22.997969][ T552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.998104][ T552] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.998243][ T552] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.998385][ T552] ? mark_usage (kernel/locking/lockdep.c:4674) [ 22.998527][ T552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.998667][ T552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 22.998806][ T552] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 22.998943][ T552] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 22.999079][ T552] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 22.999222][ T552] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.999361][ T552] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 22.999505][ T552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 22.999641][ T552] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 22.999778][ T552] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 22.999915][ T552] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.000053][ T552] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.000199][ T552] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.000336][ T552] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.000492][ T552] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.000630][ T552] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.000764][ T552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.000902][ T552] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.001038][ T552] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.001182][ T552] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.001320][ T552] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.001468][ T552] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.001604][ T552] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.001739][ T552] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.001908][ T552] ? move_addr_to_kernel (net/socket.c:258) [ 23.002046][ T552] ? kasan_save_stack (mm/kasan/common.c:58) [ 23.002188][ T552] ? kasan_save_stack (mm/kasan/common.c:57) [ 23.002321][ T552] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 23.002471][ T552] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 23.002640][ T552] ___sys_sendmsg (net/socket.c:2752) [ 23.002777][ T552] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.002925][ T552] __sys_sendmsg (net/socket.c:2784) [ 23.003062][ T552] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.003202][ T552] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 23.003351][ T552] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 23.003492][ T552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.003631][ T552] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.003766][ T552] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.003903][ T552] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.004040][ T552] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.004215][ T552] RIP: 0033:0x7f9a7a02308e [ 23.004361][ T552] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.004853][ T552] RSP: 002b:00007fffb9796680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.005058][ T552] RAX: ffffffffffffffda RBX: 00007fffb9796e30 RCX: 00007f9a7a02308e [ 23.005265][ T552] RDX: 0000000000000000 RSI: 00007fffb9796730 RDI: 0000000000000005 [ 23.005481][ T552] RBP: 00007fffb9796690 R08: 0000000000000000 R09: 0000000000000000 [ 23.005685][ T552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.005888][ T552] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9796e00 | [ 23.047698][ T553] ------------[ cut here ]------------ | [ 23.047909][ T553] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/553 | [ 23.048221][ T553] Modules linked in: ip_gre gre | [ 23.049469][ T553] Tainted: [W]=WARN [ 23.049658][ T553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.049896][ T553] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.050169][ T553] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.050763][ T553] RSP: 0018:ffa000000107ef10 EFLAGS: 00010286 [ 23.051010][ T553] RAX: 00000000ffffffa6 RBX: ff1100000cf8ba80 RCX: 1ff400000020fda8 [ 23.051288][ T553] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8bb3c [ 23.051598][ T553] RBP: ff11000007f91000 R08: 1fe22000019f1769 R09: ff1100000fcb8b80 [ 23.051866][ T553] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 23.052135][ T553] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 23.052432][ T553] FS: 00007f39a7895840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.052750][ T553] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.052985][ T553] CR2: 00000000004a2060 CR3: 000000001015f001 CR4: 0000000000771ef0 [ 23.053271][ T553] PKRU: 55555554 [ 23.053451][ T553] Call Trace: [ 23.053614][ T553] [ 23.053743][ T553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.053941][ T553] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 23.054141][ T553] notifier_call_chain (kernel/notifier.c:85) [ 23.054370][ T553] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 23.054583][ T553] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 23.054781][ T553] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 23.055018][ T553] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 23.055272][ T553] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 23.055502][ T553] netif_set_mtu (net/core/dev.c:9910) [ 23.055708][ T553] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 23.055917][ T553] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 23.056120][ T553] dev_set_mtu (net/core/dev_api.c:249) [ 23.056292][ T553] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 23.060841][ T553] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 23.061307][ T553] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 23.061560][ T553] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 23.061758][ T553] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 23.061995][ T553] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 23.062204][ T553] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 23.062452][ T553] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 23.062654][ T553] ? __dev_get_by_name (net/core/dev.c:883) [ 23.062849][ T553] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 23.063050][ T553] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 23.063262][ T553] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.063480][ T553] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.063675][ T553] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.063870][ T553] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.064063][ T553] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.064274][ T553] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.064497][ T553] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.064695][ T553] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.064891][ T553] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.065087][ T553] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.065292][ T553] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.065506][ T553] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.065704][ T553] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.065897][ T553] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.066094][ T553] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.066304][ T553] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.066522][ T553] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.066722][ T553] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.066913][ T553] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.067113][ T553] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.067322][ T553] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.067539][ T553] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.067736][ T553] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.067933][ T553] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.068132][ T553] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.068338][ T553] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.068563][ T553] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.068760][ T553] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.068955][ T553] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.069189][ T553] ? move_addr_to_kernel (net/socket.c:258) [ 23.069406][ T553] ? kasan_save_stack (mm/kasan/common.c:58) [ 23.069614][ T553] ? kasan_save_stack (mm/kasan/common.c:57) [ 23.069809][ T553] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 23.070004][ T553] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 23.070246][ T553] ___sys_sendmsg (net/socket.c:2752) [ 23.070465][ T553] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.070673][ T553] __sys_sendmsg (net/socket.c:2784) [ 23.070868][ T553] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.071064][ T553] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 23.071277][ T553] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 23.071494][ T553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.071693][ T553] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.071888][ T553] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.072084][ T553] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.072291][ T553] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.072540][ T553] RIP: 0033:0x7f39a7acf08e [ 23.072743][ T553] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.073310][ T553] RSP: 002b:00007fffb435a340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.073596][ T553] RAX: ffffffffffffffda RBX: 00007fffb435aaf0 RCX: 00007f39a7acf08e [ 23.073861][ T553] RDX: 0000000000000000 RSI: 00007fffb435a3f0 RDI: 0000000000000005 [ 23.074126][ T553] RBP: 00007fffb435a350 R08: 0000000000000000 R09: 0000000000000000 [ 23.074410][ T553] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.074681][ T553] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb435aac0 | [ 23.076824][ T553] ------------[ cut here ]------------ | [ 23.077000][ T553] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/553 | [ 23.077299][ T553] Modules linked in: ip_gre gre | [ 23.077872][ T553] Tainted: [W]=WARN [ 23.078027][ T553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.078262][ T553] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.078515][ T553] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.079051][ T553] RSP: 0018:ffa000000107f1b0 EFLAGS: 00010286 [ 23.079286][ T553] RAX: 00000000ffffffa6 RBX: ff1100000cf8b8c0 RCX: 1ff400000020fdfc [ 23.079563][ T553] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b97c [ 23.079821][ T553] RBP: ff11000007f91000 R08: 1fe22000019f1731 R09: ff1100000fcb8b80 [ 23.080074][ T553] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.080338][ T553] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 23.080617][ T553] FS: 00007f39a7895840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.080909][ T553] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.081130][ T553] CR2: 00000000004a2060 CR3: 000000001015f001 CR4: 0000000000771ef0 [ 23.081405][ T553] PKRU: 55555554 [ 23.081563][ T553] Call Trace: [ 23.081716][ T553] [ 23.081837][ T553] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.082028][ T553] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.082194][ T553] __dev_notify_flags (net/core/dev.c:9787) [ 23.082401][ T553] ? netif_change_name (net/core/dev.c:1495) [ 23.082597][ T553] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 23.082823][ T553] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 23.083016][ T553] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 23.083218][ T553] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 23.083425][ T553] ? __dev_get_by_name (net/core/dev.c:883) [ 23.083625][ T553] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 23.083822][ T553] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 23.084017][ T553] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.084218][ T553] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.084420][ T553] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.084622][ T553] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.084809][ T553] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.084997][ T553] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.085201][ T553] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.085406][ T553] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.085601][ T553] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.085790][ T553] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.085978][ T553] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.086171][ T553] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.086378][ T553] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.086579][ T553] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.086771][ T553] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.086959][ T553] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.087152][ T553] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.087368][ T553] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.087558][ T553] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.087749][ T553] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.087942][ T553] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.088131][ T553] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.088329][ T553] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.088539][ T553] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.088729][ T553] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.088919][ T553] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.089107][ T553] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.089309][ T553] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.089521][ T553] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.089743][ T553] ? move_addr_to_kernel (net/socket.c:258) [ 23.089933][ T553] ? kasan_save_stack (mm/kasan/common.c:58) [ 23.090120][ T553] ? kasan_save_stack (mm/kasan/common.c:57) [ 23.090316][ T553] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 23.090529][ T553] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 23.090751][ T553] ___sys_sendmsg (net/socket.c:2752) [ 23.090942][ T553] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.091143][ T553] __sys_sendmsg (net/socket.c:2784) [ 23.091360][ T553] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.091558][ T553] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 23.091754][ T553] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 23.091941][ T553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.092130][ T553] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.092325][ T553] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.092537][ T553] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.092727][ T553] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.092949][ T553] RIP: 0033:0x7f39a7acf08e [ 23.093143][ T553] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.093713][ T553] RSP: 002b:00007fffb435a340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.093973][ T553] RAX: ffffffffffffffda RBX: 00007fffb435aaf0 RCX: 00007f39a7acf08e [ 23.094241][ T553] RDX: 0000000000000000 RSI: 00007fffb435a3f0 RDI: 0000000000000005 [ 23.094515][ T553] RBP: 00007fffb435a350 R08: 0000000000000000 R09: 0000000000000000 [ 23.094770][ T553] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.095028][ T553] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb435aac0 | [ 23.126363][ T554] ------------[ cut here ]------------ | [ 23.126537][ T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/554 | [ 23.126770][ T554] Modules linked in: ip_gre gre | [ 23.127188][ T554] Tainted: [W]=WARN [ 23.127288][ T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.127468][ T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.127643][ T554] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.128119][ T554] RSP: 0018:ffa000000108f020 EFLAGS: 00010286 [ 23.128291][ T554] RAX: 00000000ffffffa6 RBX: ff110000028b2c80 RCX: 1ff4000000211dca [ 23.128500][ T554] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b2d3c [ 23.128702][ T554] RBP: ff11000009784000 R08: 1fe22000005165a9 R09: ff1100000abf2e58 [ 23.128901][ T554] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 23.129102][ T554] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 23.129310][ T554] FS: 00007fa218856840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 23.129557][ T554] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.129724][ T554] CR2: 000000001ae14988 CR3: 000000000ec8e005 CR4: 0000000000771ef0 [ 23.129925][ T554] PKRU: 55555554 [ 23.130025][ T554] Call Trace: [ 23.130127][ T554] [ 23.130199][ T554] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.130335][ T554] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.130452][ T554] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 23.130587][ T554] __dev_notify_flags (net/core/dev.c:9787) [ 23.130720][ T554] ? netif_change_name (net/core/dev.c:1495) [ 23.130855][ T554] ? __dev_change_flags (net/core/dev.c:9752) [ 23.130990][ T554] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 23.131123][ T554] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.131260][ T554] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 23.131402][ T554] netif_change_flags (net/core/dev.c:9820) [ 23.131542][ T554] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 23.131674][ T554] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 23.131810][ T554] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 23.131944][ T554] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 23.132111][ T554] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.132253][ T554] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.132391][ T554] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 23.132531][ T554] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.132666][ T554] ? __kernel_text_address (kernel/extable.c:79) [ 23.132799][ T554] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.132934][ T554] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.133068][ T554] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.133209][ T554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.133342][ T554] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.134000][ T554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.134135][ T554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.134279][ T554] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 23.134418][ T554] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 23.134557][ T554] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 23.134692][ T554] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.134829][ T554] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 23.134965][ T554] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 23.135102][ T554] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.135242][ T554] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.135380][ T554] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.135522][ T554] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.135655][ T554] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.135787][ T554] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.135923][ T554] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.136057][ T554] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.136195][ T554] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.136329][ T554] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.136475][ T554] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.136610][ T554] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.136743][ T554] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.136876][ T554] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.137010][ T554] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.137149][ T554] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.137284][ T554] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.137426][ T554] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.137564][ T554] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.137697][ T554] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.137835][ T554] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.137968][ T554] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.138102][ T554] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.138241][ T554] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.138380][ T554] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.138523][ T554] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.138658][ T554] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.138792][ T554] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.138929][ T554] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.139066][ T554] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.139204][ T554] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.139375][ T554] ? move_addr_to_kernel (net/socket.c:258) [ 23.139515][ T554] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.139649][ T554] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.139783][ T554] ___sys_sendmsg (net/socket.c:2752) [ 23.139916][ T554] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 23.140084][ T554] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.140235][ T554] __sys_sendmsg (net/socket.c:2784) [ 23.140376][ T554] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.140516][ T554] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 23.140687][ T554] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 23.140821][ T554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.140955][ T554] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.141090][ T554] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.141227][ T554] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.141364][ T554] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.141537][ T554] RIP: 0033:0x7fa218a9008e [ 23.141677][ T554] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.142159][ T554] RSP: 002b:00007ffeff50a970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.142363][ T554] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa218a9008e [ 23.142569][ T554] RDX: 0000000000000000 RSI: 00007ffeff50aa20 RDI: 0000000000000005 [ 23.142767][ T554] RBP: 00007ffeff50a980 R08: 0000000000000000 R09: 0000000000000000 [ 23.142967][ T554] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.143168][ T554] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeff50b0f0 | [ 23.181355][ T555] ------------[ cut here ]------------ | [ 23.181540][ T555] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/555 | [ 23.181775][ T555] Modules linked in: ip_gre gre | [ 23.182192][ T555] Tainted: [W]=WARN [ 23.182292][ T555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.182470][ T555] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.182645][ T555] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.183123][ T555] RSP: 0018:ffa000000109f020 EFLAGS: 00010286 [ 23.183294][ T555] RAX: 00000000ffffffa6 RBX: ff1100000d788040 RCX: 1ff4000000213dca [ 23.183507][ T555] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7880fc [ 23.183704][ T555] RBP: ff11000007f91000 R08: 1fe2200001af1021 R09: ff1100000fe88b58 [ 23.183903][ T555] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 23.184103][ T555] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 23.184310][ T555] FS: 00007f4a466f3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 23.184557][ T555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.184724][ T555] CR2: 000000000cfb9988 CR3: 000000000ec8e005 CR4: 0000000000771ef0 [ 23.184925][ T555] PKRU: 55555554 [ 23.185024][ T555] Call Trace: [ 23.185124][ T555] [ 23.185196][ T555] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.185333][ T555] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.185447][ T555] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 23.185582][ T555] __dev_notify_flags (net/core/dev.c:9787) [ 23.185717][ T555] ? netif_change_name (net/core/dev.c:1495) [ 23.185853][ T555] ? __dev_change_flags (net/core/dev.c:9752) [ 23.185988][ T555] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 23.186122][ T555] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.186261][ T555] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 23.186409][ T555] netif_change_flags (net/core/dev.c:9820) [ 23.186550][ T555] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 23.186685][ T555] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 23.186821][ T555] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 23.186957][ T555] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 23.187125][ T555] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.187262][ T555] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.187402][ T555] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 23.187542][ T555] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.187677][ T555] ? __kernel_text_address (kernel/extable.c:79) [ 23.187811][ T555] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.187954][ T555] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.188088][ T555] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.188228][ T555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.188367][ T555] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.188508][ T555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.188641][ T555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.188775][ T555] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 23.188911][ T555] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 23.189047][ T555] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 23.189187][ T555] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.189322][ T555] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 23.189465][ T555] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 23.189603][ T555] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.189738][ T555] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.189871][ T555] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.190003][ T555] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.190136][ T555] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.190274][ T555] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.190421][ T555] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.190560][ T555] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.190693][ T555] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.190831][ T555] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.190972][ T555] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.191107][ T555] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.191247][ T555] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.191386][ T555] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.191524][ T555] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.191660][ T555] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.191792][ T555] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.191926][ T555] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.192058][ T555] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.192198][ T555] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.192335][ T555] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.192480][ T555] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.192615][ T555] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.192750][ T555] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.192884][ T555] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.193018][ T555] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.193157][ T555] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.193293][ T555] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.193431][ T555] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.193571][ T555] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.193706][ T555] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.193872][ T555] ? move_addr_to_kernel (net/socket.c:258) [ 23.194008][ T555] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.194140][ T555] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.194282][ T555] ___sys_sendmsg (net/socket.c:2752) [ 23.194419][ T555] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 23.194588][ T555] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.194739][ T555] __sys_sendmsg (net/socket.c:2784) [ 23.194873][ T555] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.195005][ T555] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 23.195185][ T555] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 23.195333][ T555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.195480][ T555] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.195614][ T555] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.195748][ T555] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.195881][ T555] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.196047][ T555] RIP: 0033:0x7f4a4692d08e [ 23.196195][ T555] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.196677][ T555] RSP: 002b:00007fffc0423910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.196879][ T555] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4a4692d08e [ 23.197079][ T555] RDX: 0000000000000000 RSI: 00007fffc04239c0 RDI: 0000000000000005 [ 23.197290][ T555] RBP: 00007fffc0423920 R08: 0000000000000000 R09: 0000000000000000 [ 23.197494][ T555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.197700][ T555] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc0424090 | [ 23.280516][ T558] ------------[ cut here ]------------ | [ 23.280706][ T558] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/558 | [ 23.280946][ T558] Modules linked in: ip_gre gre | [ 23.281389][ T558] Tainted: [W]=WARN [ 23.281504][ T558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.281680][ T558] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.281860][ T558] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.282390][ T558] RSP: 0018:ffa00000010af090 EFLAGS: 00010286 [ 23.282574][ T558] RAX: 00000000ffffffa6 RBX: ff1100000cfbd1c0 RCX: 1ff4000000215dd8 [ 23.282781][ T558] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd27c [ 23.282986][ T558] RBP: ff11000009784000 R08: 1fe22000019f7a51 R09: ff110000096d8b80 [ 23.283197][ T558] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 23.283409][ T558] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 23.283627][ T558] FS: 00007f07a6d3d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 23.283879][ T558] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.284053][ T558] CR2: 000000000042e5e0 CR3: 000000000ec8e003 CR4: 0000000000771ef0 [ 23.284277][ T558] PKRU: 55555554 [ 23.284386][ T558] Call Trace: [ 23.284521][ T558] [ 23.284597][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.284738][ T558] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 23.284884][ T558] notifier_call_chain (kernel/notifier.c:85) [ 23.285027][ T558] __netdev_upper_dev_link (net/core/dev.c:8931) [ 23.285171][ T558] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 23.285313][ T558] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 23.285467][ T558] netdev_upper_dev_link (net/core/dev.c:8972) [ 23.285607][ T558] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 23.285748][ T558] register_vlan_dev (net/8021q/vlan.c:183) [ 23.285891][ T558] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 23.286030][ T558] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 23.286200][ T558] ? nla_strscpy (lib/nlattr.c:795) [ 23.286340][ T558] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 23.286492][ T558] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 23.286637][ T558] ? __dev_get_by_name (net/core/dev.c:883) [ 23.286775][ T558] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 23.286921][ T558] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 23.287064][ T558] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.287211][ T558] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.287354][ T558] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.287519][ T558] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.287658][ T558] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.287797][ T558] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.287943][ T558] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.288081][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.288239][ T558] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.288385][ T558] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.288533][ T558] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.288670][ T558] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.288822][ T558] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.288965][ T558] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.289103][ T558] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.289269][ T558] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.289416][ T558] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.289560][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.289700][ T558] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.289840][ T558] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.290000][ T558] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.290162][ T558] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.290313][ T558] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.290464][ T558] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.290636][ T558] ? move_addr_to_kernel (net/socket.c:258) [ 23.290781][ T558] ___sys_sendmsg (net/socket.c:2752) [ 23.290920][ T558] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.291083][ T558] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.291237][ T558] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 23.291385][ T558] __sys_sendmsg (net/socket.c:2784) [ 23.291533][ T558] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.291677][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.291818][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.291958][ T558] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.292117][ T558] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.292264][ T558] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.292420][ T558] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.292607][ T558] RIP: 0033:0x7f07a6f7708e [ 23.292751][ T558] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.293258][ T558] RSP: 002b:00007ffe4c29a330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.293480][ T558] RAX: ffffffffffffffda RBX: 00007ffe4c29aaf0 RCX: 00007f07a6f7708e [ 23.293687][ T558] RDX: 0000000000000000 RSI: 00007ffe4c29a3e0 RDI: 0000000000000005 [ 23.293894][ T558] RBP: 00007ffe4c29a340 R08: 0000000000000000 R09: 0000000000000000 [ 23.294100][ T558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.294312][ T558] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4c29aab0 | [ 23.296014][ T558] ------------[ cut here ]------------ | [ 23.296157][ T558] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/558 | [ 23.296401][ T558] Modules linked in: ip_gre gre | [ 23.296836][ T558] Tainted: [W]=WARN [ 23.296940][ T558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.297112][ T558] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.297295][ T558] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.297797][ T558] RSP: 0018:ffa00000010af1b0 EFLAGS: 00010286 [ 23.297967][ T558] RAX: 00000000ffffffa6 RBX: ff1100000cfbd700 RCX: 1ff4000000215dfc [ 23.298174][ T558] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd7bc [ 23.298379][ T558] RBP: ff11000005064000 R08: 1fe22000019f7af9 R09: ff110000096d8b80 [ 23.298592][ T558] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 23.298794][ T558] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 23.298998][ T558] FS: 00007f07a6d3d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 23.299242][ T558] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.299419][ T558] CR2: 000000000042e5e0 CR3: 000000000ec8e003 CR4: 0000000000771ef0 [ 23.299626][ T558] PKRU: 55555554 [ 23.299745][ T558] Call Trace: [ 23.299847][ T558] [ 23.299924][ T558] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.300060][ T558] ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2)) [ 23.300199][ T558] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.300308][ T558] __dev_notify_flags (net/core/dev.c:9787) [ 23.300453][ T558] ? netdev_update_features (net/core/dev.c:11098) [ 23.300591][ T558] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 23.300760][ T558] ? netif_change_name (net/core/dev.c:1495) [ 23.300921][ T558] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 23.301058][ T558] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 23.301200][ T558] ? register_vlan_dev (net/8021q/vlan.c:196) [ 23.301339][ T558] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 23.301497][ T558] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 23.301633][ T558] ? nla_strscpy (lib/nlattr.c:795) [ 23.301769][ T558] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 23.301906][ T558] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 23.302040][ T558] ? __dev_get_by_name (net/core/dev.c:883) [ 23.302179][ T558] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 23.302319][ T558] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 23.302466][ T558] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.302609][ T558] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.302743][ T558] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.302904][ T558] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.303041][ T558] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.303181][ T558] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.303317][ T558] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.303461][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.303600][ T558] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.303736][ T558] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.303873][ T558] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.304030][ T558] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.304177][ T558] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.304316][ T558] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.304462][ T558] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.304600][ T558] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.304739][ T558] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.304874][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.305011][ T558] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.305151][ T558] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.305313][ T558] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.305462][ T558] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.305601][ T558] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.305738][ T558] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.305907][ T558] ? move_addr_to_kernel (net/socket.c:258) [ 23.306047][ T558] ___sys_sendmsg (net/socket.c:2752) [ 23.306197][ T558] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.306333][ T558] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.306488][ T558] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 23.306625][ T558] __sys_sendmsg (net/socket.c:2784) [ 23.306762][ T558] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.306903][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.307037][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.307180][ T558] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.307314][ T558] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.307457][ T558] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.307592][ T558] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.307760][ T558] RIP: 0033:0x7f07a6f7708e [ 23.307899][ T558] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.308400][ T558] RSP: 002b:00007ffe4c29a330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.308607][ T558] RAX: ffffffffffffffda RBX: 00007ffe4c29aaf0 RCX: 00007f07a6f7708e [ 23.308811][ T558] RDX: 0000000000000000 RSI: 00007ffe4c29a3e0 RDI: 0000000000000005 [ 23.309010][ T558] RBP: 00007ffe4c29a340 R08: 0000000000000000 R09: 0000000000000000 [ 23.309217][ T558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.309473][ T558] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4c29aab0 | [ 23.348185][ T559] ------------[ cut here ]------------ | [ 23.348375][ T559] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/559 | [ 23.348629][ T559] Modules linked in: ip_gre gre | [ 23.349056][ T559] Tainted: [W]=WARN [ 23.349169][ T559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.349344][ T559] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.349572][ T559] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.350071][ T559] RSP: 0018:ffa00000010bf090 EFLAGS: 00010286 [ 23.350251][ T559] RAX: 00000000ffffffa6 RBX: ff110000107811c0 RCX: 1ff4000000217dd8 [ 23.350473][ T559] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078127c [ 23.350681][ T559] RBP: ff11000007f91000 R08: 1fe22000020f0251 R09: ff110000096dae80 [ 23.350889][ T559] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 23.351096][ T559] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 23.351311][ T559] FS: 00007f9c7348c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 23.351621][ T559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.351799][ T559] CR2: 000000000042e5e0 CR3: 000000000ec8e006 CR4: 0000000000771ef0 [ 23.352009][ T559] PKRU: 55555554 [ 23.352113][ T559] Call Trace: [ 23.352222][ T559] [ 23.352295][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.352450][ T559] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 23.352611][ T559] notifier_call_chain (kernel/notifier.c:85) [ 23.352756][ T559] __netdev_upper_dev_link (net/core/dev.c:8931) [ 23.352897][ T559] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 23.353039][ T559] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 23.353188][ T559] netdev_upper_dev_link (net/core/dev.c:8972) [ 23.353331][ T559] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 23.353485][ T559] register_vlan_dev (net/8021q/vlan.c:183) [ 23.353627][ T559] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 23.353769][ T559] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 23.353909][ T559] ? nla_strscpy (lib/nlattr.c:795) [ 23.354050][ T559] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 23.354196][ T559] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 23.354336][ T559] ? __dev_get_by_name (net/core/dev.c:883) [ 23.354964][ T559] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 23.355138][ T559] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 23.355291][ T559] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.355448][ T559] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.355590][ T559] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.355728][ T559] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.355867][ T559] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.356004][ T559] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.356152][ T559] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.356298][ T559] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.356451][ T559] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.356595][ T559] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.356736][ T559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.356875][ T559] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.357018][ T559] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.357161][ T559] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.357303][ T559] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.357454][ T559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.357597][ T559] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.357740][ T559] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.357907][ T559] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.358048][ T559] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.358195][ T559] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.358337][ T559] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.358491][ T559] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.358634][ T559] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.358796][ T559] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.358940][ T559] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.359080][ T559] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.359224][ T559] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.359417][ T559] ? move_addr_to_kernel (net/socket.c:258) [ 23.359588][ T559] ___sys_sendmsg (net/socket.c:2752) [ 23.359727][ T559] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.359867][ T559] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.360017][ T559] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 23.360177][ T559] __sys_sendmsg (net/socket.c:2784) [ 23.360317][ T559] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.360496][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.360637][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.360778][ T559] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.360920][ T559] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.361061][ T559] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.361207][ T559] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.361386][ T559] RIP: 0033:0x7f9c736c608e [ 23.361542][ T559] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.362043][ T559] RSP: 002b:00007ffe693f8330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.362258][ T559] RAX: ffffffffffffffda RBX: 00007ffe693f8af0 RCX: 00007f9c736c608e [ 23.362484][ T559] RDX: 0000000000000000 RSI: 00007ffe693f83e0 RDI: 0000000000000005 [ 23.362698][ T559] RBP: 00007ffe693f8340 R08: 0000000000000000 R09: 0000000000000000 [ 23.362905][ T559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.363115][ T559] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe693f8ab0 | [ 23.364781][ T559] ------------[ cut here ]------------ | [ 23.364915][ T559] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/559 | [ 23.365153][ T559] Modules linked in: ip_gre gre | [ 23.365582][ T559] Tainted: [W]=WARN [ 23.365685][ T559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.365856][ T559] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.366033][ T559] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.366638][ T559] RSP: 0018:ffa00000010bf1b0 EFLAGS: 00010286 [ 23.366811][ T559] RAX: 00000000ffffffa6 RBX: ff11000010781000 RCX: 1ff4000000217dfc [ 23.367014][ T559] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107810bc [ 23.367222][ T559] RBP: ff11000009bc1000 R08: 1fe22000020f0219 R09: ff110000096dae80 [ 23.367428][ T559] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 23.367638][ T559] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 23.367842][ T559] FS: 00007f9c7348c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 23.368078][ T559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.368254][ T559] CR2: 000000000042e5e0 CR3: 000000000ec8e006 CR4: 0000000000771ef0 [ 23.368472][ T559] PKRU: 55555554 [ 23.368575][ T559] Call Trace: [ 23.368675][ T559] [ 23.368746][ T559] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.368882][ T559] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.369019][ T559] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.369123][ T559] __dev_notify_flags (net/core/dev.c:9787) [ 23.369262][ T559] ? netdev_update_features (net/core/dev.c:11098) [ 23.369412][ T559] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 23.369589][ T559] ? netif_change_name (net/core/dev.c:1495) [ 23.369725][ T559] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 23.369861][ T559] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 23.369999][ T559] ? register_vlan_dev (net/8021q/vlan.c:196) [ 23.370136][ T559] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 23.370279][ T559] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 23.370448][ T559] ? nla_strscpy (lib/nlattr.c:795) [ 23.370589][ T559] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 23.370730][ T559] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 23.370867][ T559] ? __dev_get_by_name (net/core/dev.c:883) [ 23.371004][ T559] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 23.371149][ T559] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 23.371294][ T559] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.371445][ T559] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.371583][ T559] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.371720][ T559] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.371856][ T559] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.371992][ T559] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.372134][ T559] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.372278][ T559] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.372421][ T559] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.372586][ T559] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.372743][ T559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.372878][ T559] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.373017][ T559] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.373158][ T559] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.373295][ T559] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.373438][ T559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.373586][ T559] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.373727][ T559] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.373864][ T559] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.374005][ T559] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.374145][ T559] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.374286][ T559] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.374429][ T559] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.374605][ T559] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.374744][ T559] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.374882][ T559] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.375018][ T559] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.375160][ T559] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.375330][ T559] ? move_addr_to_kernel (net/socket.c:258) [ 23.375483][ T559] ___sys_sendmsg (net/socket.c:2752) [ 23.375629][ T559] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.375768][ T559] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.375914][ T559] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 23.376054][ T559] __sys_sendmsg (net/socket.c:2784) [ 23.376196][ T559] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.376339][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.376490][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.376628][ T559] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.376766][ T559] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.376903][ T559] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.377039][ T559] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.377215][ T559] RIP: 0033:0x7f9c736c608e [ 23.377362][ T559] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.377852][ T559] RSP: 002b:00007ffe693f8330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.378059][ T559] RAX: ffffffffffffffda RBX: 00007ffe693f8af0 RCX: 00007f9c736c608e [ 23.378265][ T559] RDX: 0000000000000000 RSI: 00007ffe693f83e0 RDI: 0000000000000005 [ 23.378481][ T559] RBP: 00007ffe693f8340 R08: 0000000000000000 R09: 0000000000000000 [ 23.378684][ T559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.378885][ T559] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe693f8ab0 | [ 23.417961][ T560] ------------[ cut here ]------------ | [ 23.418151][ T560] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/560 | [ 23.418434][ T560] Modules linked in: ip_gre gre | [ 23.418865][ T560] Tainted: [W]=WARN [ 23.418965][ T560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.419133][ T560] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.419355][ T560] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.419885][ T560] RSP: 0018:ffa00000010cf020 EFLAGS: 00010286 [ 23.420059][ T560] RAX: 00000000ffffffa6 RBX: ff1100000ee70740 RCX: 1ff4000000219dca [ 23.420260][ T560] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee707fc [ 23.420473][ T560] RBP: ff11000005064000 R08: 1fe2200001dce101 R09: ff11000012928b58 [ 23.420669][ T560] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 23.420876][ T560] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 23.421075][ T560] FS: 00007f8bcba0a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 23.421313][ T560] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.421521][ T560] CR2: 0000000026739988 CR3: 000000001015f003 CR4: 0000000000771ef0 [ 23.421738][ T560] PKRU: 55555554 [ 23.421837][ T560] Call Trace: [ 23.421947][ T560] [ 23.422015][ T560] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 23.422175][ T560] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.422343][ T560] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.422458][ T560] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 23.422588][ T560] __dev_notify_flags (net/core/dev.c:9787) [ 23.422721][ T560] ? netif_change_name (net/core/dev.c:1495) [ 23.422862][ T560] ? __dev_change_flags (net/core/dev.c:9752) [ 23.422998][ T560] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 23.423139][ T560] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.423276][ T560] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 23.423417][ T560] netif_change_flags (net/core/dev.c:9820) [ 23.423572][ T560] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 23.423707][ T560] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 23.423853][ T560] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 23.424239][ T560] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 23.424453][ T560] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.424604][ T560] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.424737][ T560] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 23.424879][ T560] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.425012][ T560] ? __kernel_text_address (kernel/extable.c:79) [ 23.425143][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.425300][ T560] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.425448][ T560] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.425582][ T560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.425725][ T560] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.425855][ T560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.425988][ T560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.426121][ T560] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 23.426256][ T560] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 23.426393][ T560] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 23.426544][ T560] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.426678][ T560] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 23.426827][ T560] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 23.426966][ T560] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.427100][ T560] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.427237][ T560] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.427373][ T560] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.427511][ T560] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.427641][ T560] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.427777][ T560] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.427930][ T560] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.428063][ T560] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.428197][ T560] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.428330][ T560] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.428486][ T560] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.428619][ T560] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.428752][ T560] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.428884][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.429018][ T560] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.429151][ T560] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.429310][ T560] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.429456][ T560] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.429599][ T560] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.429765][ T560] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.429896][ T560] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.430030][ T560] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.430168][ T560] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.430302][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.430449][ T560] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.430586][ T560] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.430727][ T560] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.430861][ T560] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.430994][ T560] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.431128][ T560] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.431297][ T560] ? move_addr_to_kernel (net/socket.c:258) [ 23.431459][ T560] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.431598][ T560] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.431732][ T560] ___sys_sendmsg (net/socket.c:2752) [ 23.431864][ T560] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 23.432042][ T560] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.432201][ T560] __sys_sendmsg (net/socket.c:2784) [ 23.432335][ T560] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.432478][ T560] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 23.432648][ T560] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 23.432780][ T560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.432936][ T560] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.433069][ T560] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.433207][ T560] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.433339][ T560] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.433519][ T560] RIP: 0033:0x7f8bcbc4408e [ 23.433680][ T560] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.434152][ T560] RSP: 002b:00007fff7f0b0fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.434356][ T560] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8bcbc4408e [ 23.434557][ T560] RDX: 0000000000000000 RSI: 00007fff7f0b1070 RDI: 0000000000000005 [ 23.434799][ T560] RBP: 00007fff7f0b0fd0 R08: 0000000000000000 R09: 0000000000000000 [ 23.435014][ T560] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.435217][ T560] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7f0b1740 | [ 23.467638][ T561] ------------[ cut here ]------------ | [ 23.467816][ T561] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/561 | [ 23.468046][ T561] Modules linked in: ip_gre gre | [ 23.468747][ T561] Tainted: [W]=WARN [ 23.468850][ T561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.469015][ T561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.469193][ T561] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.469779][ T561] RSP: 0018:ffa00000010df020 EFLAGS: 00010286 [ 23.469947][ T561] RAX: 00000000ffffffa6 RBX: ff1100000bcaeac0 RCX: 1ff400000021bdca [ 23.470159][ T561] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaeb7c [ 23.470437][ T561] RBP: ff11000009bc1000 R08: 1fe2200001795d71 R09: ff1100001292d158 [ 23.470655][ T561] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 23.470938][ T561] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 23.471193][ T561] FS: 00007f112e0a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 23.471522][ T561] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.471706][ T561] CR2: 0000000013923988 CR3: 000000000ec8e002 CR4: 0000000000771ef0 [ 23.471916][ T561] PKRU: 55555554 [ 23.472045][ T561] Call Trace: [ 23.472145][ T561] [ 23.472217][ T561] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.472438][ T561] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.472575][ T561] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 23.472709][ T561] __dev_notify_flags (net/core/dev.c:9787) [ 23.472843][ T561] ? netif_change_name (net/core/dev.c:1495) [ 23.472979][ T561] ? __dev_change_flags (net/core/dev.c:9752) [ 23.473122][ T561] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 23.473259][ T561] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.473505][ T561] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 23.473644][ T561] netif_change_flags (net/core/dev.c:9820) [ 23.473803][ T561] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 23.473939][ T561] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 23.474075][ T561] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 23.474490][ T561] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 23.474656][ T561] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.474788][ T561] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.474918][ T561] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 23.475051][ T561] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.475190][ T561] ? __kernel_text_address (kernel/extable.c:79) [ 23.475322][ T561] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.475520][ T561] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.475650][ T561] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.475792][ T561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.475942][ T561] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.476080][ T561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.476219][ T561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.476357][ T561] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 23.476498][ T561] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 23.476631][ T561] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 23.476761][ T561] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 23.476914][ T561] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 23.477054][ T561] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 23.477196][ T561] rtnl_newlink (net/core/rtnetlink.c:4150) [ 23.477333][ T561] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.477476][ T561] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.477606][ T561] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.477737][ T561] ? mark_usage (kernel/locking/lockdep.c:4674) [ 23.477868][ T561] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.478001][ T561] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.478132][ T561] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.478271][ T561] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.478408][ T561] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.478546][ T561] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 23.478678][ T561] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 23.478835][ T561] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.478996][ T561] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.479130][ T561] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.479267][ T561] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.479406][ T561] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 23.479565][ T561] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.479697][ T561] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 23.479839][ T561] ? netlink_ack (./include/linux/skbuff.h:2718) [ 23.479976][ T561] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 23.480126][ T561] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 23.480262][ T561] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 23.480400][ T561] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 23.480540][ T561] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 23.480678][ T561] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 23.480811][ T561] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 23.480944][ T561] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 23.481097][ T561] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 23.481259][ T561] ? copy_msghdr_from_user (net/socket.c:2635) [ 23.481394][ T561] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 23.481565][ T561] ? move_addr_to_kernel (net/socket.c:258) [ 23.481697][ T561] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 23.481829][ T561] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 23.481962][ T561] ___sys_sendmsg (net/socket.c:2752) [ 23.482104][ T561] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 23.482273][ T561] ? copy_msghdr_from_user (net/socket.c:2603) [ 23.482423][ T561] __sys_sendmsg (net/socket.c:2784) [ 23.482565][ T561] ? __sys_sendmsg_sock (net/socket.c:2765) [ 23.482696][ T561] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 23.482862][ T561] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 23.482995][ T561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.483129][ T561] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.483263][ T561] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 23.483401][ T561] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 23.483563][ T561] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.483728][ T561] RIP: 0033:0x7f112e2de08e [ 23.483866][ T561] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 23.484768][ T561] RSP: 002b:00007ffc3c5195a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.484967][ T561] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f112e2de08e [ 23.485164][ T561] RDX: 0000000000000000 RSI: 00007ffc3c519650 RDI: 0000000000000005 [ 23.485376][ T561] RBP: 00007ffc3c5195b0 R08: 0000000000000000 R09: 0000000000000000 [ 23.485584][ T561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfc9 [ 23.485781][ T561] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3c519d20 | [ 23.843661][ T12] ------------[ cut here ]------------ | [ 23.843867][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.844169][ T12] Modules linked in: ip_gre gre | [ 23.844847][ T12] Tainted: [W]=WARN [ 23.845053][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.845319][ T12] Workqueue: netns cleanup_net [ 23.845605][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.845904][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.846527][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 23.846823][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178e40 RCX: 1ff4000000018ec7 [ 23.847137][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178efc [ 23.847470][ T12] RBP: ff11000009784000 R08: 1fe220000182f1e1 R09: ff11000001aed1d0 [ 23.847771][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 23.848003][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 23.848253][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.848564][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.848778][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.849015][ T12] PKRU: 55555554 [ 23.849159][ T12] Call Trace: [ 23.849310][ T12] [ 23.849458][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.849638][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.849785][ T12] netif_close_many (net/core/dev.c:1804) [ 23.849962][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 23.850137][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 23.850392][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 23.850619][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 23.850801][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.851014][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.851204][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.851397][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.851586][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.851760][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.851936][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.852112][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.852301][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.852499][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.852682][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.852877][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.853054][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.853261][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.853460][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.853640][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.853821][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.854010][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.854195][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.854394][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.854661][ T12] kthread (kernel/kthread.c:436) [ 23.854814][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.855025][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.855217][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.855426][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.855647][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.855825][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.856002][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.858523][ T12] ------------[ cut here ]------------ | [ 23.858732][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.859036][ T12] Modules linked in: ip_gre gre | [ 23.860459][ T12] Tainted: [W]=WARN [ 23.860621][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.860861][ T12] Workqueue: netns cleanup_net [ 23.861142][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.861388][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.862001][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 23.862228][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54ee40 RCX: 1ff4000000018e80 [ 23.862518][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54eefc [ 23.862768][ T12] RBP: ff11000005064000 R08: 1fe22000016a9de1 R09: ff11000001aed1d0 [ 23.863009][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 23.863359][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 23.863618][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.863987][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.864209][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.864504][ T12] PKRU: 55555554 [ 23.864655][ T12] Call Trace: [ 23.864888][ T12] [ 23.865007][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 23.865198][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 23.865365][ T12] netif_close_many (net/core/dev.c:1804) [ 23.865592][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 23.865855][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.866038][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 23.866323][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 23.866561][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 23.866744][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 23.866926][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 23.867296][ T12] notifier_call_chain (kernel/notifier.c:85) [ 23.867511][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 23.867695][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 23.867961][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 23.868186][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 23.868420][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 23.868612][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.868903][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.869101][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.869295][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.869504][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.869765][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.869947][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.870129][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.870322][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.870527][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.870711][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.870974][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.871189][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.871387][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.871576][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.871759][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.871944][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.872122][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.872366][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.872565][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.872745][ T12] kthread (kernel/kthread.c:436) [ 23.872895][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.873110][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.873301][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.873590][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.873805][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.873984][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.874260][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.878981][ T12] ------------[ cut here ]------------ | [ 23.879171][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.879485][ T12] Modules linked in: ip_gre gre | [ 23.879997][ T12] Tainted: [W]=WARN [ 23.880139][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.880378][ T12] Workqueue: netns cleanup_net [ 23.880587][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.880820][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.881433][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 23.881725][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb28040 RCX: 1ff4000000018eed [ 23.882016][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb280fc [ 23.882329][ T12] RBP: ff11000012921000 R08: 1fe2200001f65021 R09: ff11000001aed1d0 [ 23.882636][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.882916][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 23.883210][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.883547][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.883804][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.884099][ T12] PKRU: 55555554 [ 23.884313][ T12] Call Trace: [ 23.884521][ T12] [ 23.884684][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 23.884938][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.885207][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.885485][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.885708][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.885960][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.886213][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.886468][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.886690][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.886932][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.887186][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.887425][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.887656][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.887899][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.888123][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.888368][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.888617][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.888849][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.889091][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.889332][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.889589][ T12] kthread (kernel/kthread.c:436) [ 23.889796][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.890072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.890274][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.890472][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.890692][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.890891][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.891068][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.894099][ T12] ------------[ cut here ]------------ | [ 23.894301][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.894641][ T12] Modules linked in: ip_gre gre | [ 23.895229][ T12] Tainted: [W]=WARN [ 23.895383][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.895608][ T12] Workqueue: netns cleanup_net [ 23.895815][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.896053][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.896588][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 23.896794][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb28900 RCX: 1ff4000000018eed [ 23.897024][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb289bc [ 23.897290][ T12] RBP: ff1100000a32c000 R08: 1fe2200001f65139 R09: ff11000001aed1d0 [ 23.897561][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.897798][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 23.898040][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.898318][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.898740][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.899019][ T12] PKRU: 55555554 [ 23.899275][ T12] Call Trace: [ 23.899484][ T12] [ 23.899645][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 23.899852][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.900053][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.900238][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.900429][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.900614][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.900787][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.900961][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.901141][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.901322][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.901522][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.901697][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.901867][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.902042][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.902225][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.902415][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.902605][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.902776][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.902952][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.903129][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.903310][ T12] kthread (kernel/kthread.c:436) [ 23.903473][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.903677][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.903855][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.904032][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.904261][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.904461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.904636][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.920719][ T12] ------------[ cut here ]------------ | [ 23.920911][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.921222][ T12] Modules linked in: ip_gre gre | [ 23.922213][ T12] Tainted: [W]=WARN [ 23.922375][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.922605][ T12] Workqueue: netns cleanup_net [ 23.922791][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.923032][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.923561][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 23.923774][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29540 RCX: 1ff4000000018e99 [ 23.924011][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb295fc [ 23.924261][ T12] RBP: ff11000005064000 R08: 1fe2200001f652c1 R09: ff11000001aed1d0 [ 23.924523][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.924774][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 23.925022][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.925302][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.925534][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.925770][ T12] PKRU: 55555554 [ 23.925914][ T12] Call Trace: [ 23.926060][ T12] [ 23.926182][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 23.926408][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.926624][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 23.926805][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 23.926983][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 23.927203][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 23.927399][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 23.927589][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 23.927799][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 23.927987][ T12] notifier_call_chain (kernel/notifier.c:85) [ 23.928175][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 23.928404][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.928623][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.928823][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.929008][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.929212][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.929402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.929596][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.929780][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.929956][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.930138][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.930363][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.930552][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.930736][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.930914][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.931105][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.931366][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.931564][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.931750][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.931933][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.932122][ T12] kthread (kernel/kthread.c:436) [ 23.932280][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.932509][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.932688][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.932866][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.933076][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.933268][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.933490][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.936073][ T12] ------------[ cut here ]------------ | [ 23.936254][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.937039][ T12] Modules linked in: ip_gre gre | [ 23.937721][ T12] Tainted: [W]=WARN [ 23.937865][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.938074][ T12] Workqueue: netns cleanup_net [ 23.938273][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.938504][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.939060][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 23.939384][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29700 RCX: 1ff4000000018eed [ 23.939710][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb297bc [ 23.939941][ T12] RBP: ff11000009784000 R08: 1fe2200001f652f9 R09: ff11000001aed1d0 [ 23.940173][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.940424][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 23.940677][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.940938][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.941140][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.941400][ T12] PKRU: 55555554 [ 23.941555][ T12] Call Trace: [ 23.941697][ T12] [ 23.941888][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 23.942099][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.942309][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.942503][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.942677][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.942850][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.943029][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.943295][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.943496][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.943668][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.943843][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.944017][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.944195][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.944389][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.944647][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.944822][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.944998][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.945257][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.945459][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.945638][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.945814][ T12] kthread (kernel/kthread.c:436) [ 23.945957][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.946161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.946340][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.946539][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.946740][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.946926][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.947102][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.950342][ T12] ------------[ cut here ]------------ | [ 23.951002][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.951401][ T12] Modules linked in: ip_gre gre | [ 23.952032][ T12] Tainted: [W]=WARN [ 23.952225][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.952499][ T12] Workqueue: netns cleanup_net [ 23.952756][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.953017][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.953649][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 23.953921][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29a80 RCX: 1ff4000000018eed [ 23.954213][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb29b3c [ 23.954519][ T12] RBP: ff1100000a911000 R08: 1fe2200001f65369 R09: ff11000001aed1d0 [ 23.954798][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.955097][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 23.955406][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.955730][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.957530][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.957841][ T12] PKRU: 55555554 [ 23.958024][ T12] Call Trace: [ 23.958222][ T12] [ 23.958493][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 23.958802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.959049][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.959243][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.959442][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.959632][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.959884][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.960131][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.960315][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.960686][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.960878][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.961052][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.961405][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.961608][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.961785][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.961960][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.962138][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.962322][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.962529][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.962952][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.963127][ T12] kthread (kernel/kthread.c:436) [ 23.963297][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.963532][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.963720][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.963894][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.964097][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.964292][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.964491][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.969034][ T12] ------------[ cut here ]------------ | [ 23.969223][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.969535][ T12] Modules linked in: ip_gre gre | [ 23.970064][ T12] Tainted: [W]=WARN [ 23.970225][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.970437][ T12] Workqueue: netns cleanup_net [ 23.970632][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.970839][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.971341][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 23.971805][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b452ac0 RCX: 1ff4000000018eed [ 23.972130][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b452b7c [ 23.972513][ T12] RBP: ff1100000e3f4000 R08: 1fe220000168a571 R09: ff11000001aed1d0 [ 23.972840][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.973203][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 23.973559][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.973917][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.974185][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.974515][ T12] PKRU: 55555554 [ 23.974730][ T12] Call Trace: [ 23.974918][ T12] [ 23.975101][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 23.975389][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.975686][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.975909][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.976135][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.976382][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.976612][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.976842][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.977114][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.977391][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.977641][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.977874][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.978106][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.978339][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.978626][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.978850][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.979099][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.979334][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.979586][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.979813][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.980033][ T12] kthread (kernel/kthread.c:436) [ 23.980225][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.980504][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.980677][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.980852][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.981054][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.981251][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.981443][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.984254][ T12] ------------[ cut here ]------------ | [ 23.985262][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.985644][ T12] Modules linked in: ip_gre gre | [ 23.986256][ T12] Tainted: [W]=WARN [ 23.986482][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.986732][ T12] Workqueue: netns cleanup_net [ 23.986957][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 23.987181][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 23.987703][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 23.987911][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b4523c0 RCX: 1ff4000000018eed [ 23.988141][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45247c [ 23.988432][ T12] RBP: ff1100000a869000 R08: 1fe220000168a491 R09: ff11000001aed1d0 [ 23.988678][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 23.988913][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 23.989167][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 23.989458][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.989693][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 23.989928][ T12] PKRU: 55555554 [ 23.990069][ T12] Call Trace: [ 23.990223][ T12] [ 23.990339][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 23.990601][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 23.990806][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 23.991015][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 23.991196][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 23.991396][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 23.991621][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.991798][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 23.991979][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 23.992153][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 23.992337][ T12] cleanup_net (net/core/net_namespace.c:702) [ 23.992539][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.992712][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 23.992912][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 23.993086][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 23.993277][ T12] process_one_work (kernel/workqueue.c:3314) [ 23.993479][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 23.993654][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 23.993842][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 23.994038][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 23.994225][ T12] kthread (kernel/kthread.c:436) [ 23.994385][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.994603][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.994778][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.994955][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 23.995165][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.995363][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 23.995551][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.998364][ T12] ------------[ cut here ]------------ | [ 23.998555][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 23.998843][ T12] Modules linked in: ip_gre gre | [ 23.999526][ T12] Tainted: [W]=WARN [ 23.999751][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.999997][ T12] Workqueue: netns cleanup_net [ 24.000254][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.000543][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.001095][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.001370][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b4538c0 RCX: 1ff4000000018eed [ 24.001671][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45397c [ 24.001970][ T12] RBP: ff1100000f879000 R08: 1fe220000168a731 R09: ff11000001aed1d0 [ 24.002254][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 24.002554][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.002831][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 24.003182][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.003461][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 24.003742][ T12] PKRU: 55555554 [ 24.003927][ T12] Call Trace: [ 24.004111][ T12] [ 24.004298][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.004602][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.004850][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.005077][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.005316][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.005555][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.005773][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.005992][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.006220][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.006471][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.006700][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.006918][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.007133][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.007393][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.007626][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.007846][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.008073][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.008306][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.008561][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.008792][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.008962][ T12] kthread (kernel/kthread.c:436) [ 24.009105][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.009341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.009545][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.009730][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.009930][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.010102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.010284][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.029499][ T12] ------------[ cut here ]------------ | [ 24.029708][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 24.029991][ T12] Modules linked in: ip_gre gre | [ 24.030876][ T12] Tainted: [W]=WARN [ 24.031049][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.031263][ T12] Workqueue: netns cleanup_net [ 24.031462][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.031685][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.032179][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.032397][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b453540 RCX: 1ff4000000018eed [ 24.032661][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4535fc [ 24.032901][ T12] RBP: ff110000129dc000 R08: 1fe220000168a6c1 R09: ff11000001aed1d0 [ 24.033131][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 24.033381][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.033646][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 24.033910][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.034111][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 24.034366][ T12] PKRU: 55555554 [ 24.034518][ T12] Call Trace: [ 24.034659][ T12] [ 24.034798][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.035005][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.035216][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.035403][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.035588][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.035758][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.035931][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.036108][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.036295][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.036489][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.036666][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.036839][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.037011][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.037189][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.037377][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.037563][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.037743][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.037914][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.038093][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.038280][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.038474][ T12] kthread (kernel/kthread.c:436) [ 24.038621][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.038823][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.038996][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.039176][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.039399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.039610][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.039784][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.042547][ T12] ------------[ cut here ]------------ | [ 24.042736][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 24.043019][ T12] Modules linked in: ip_gre gre | [ 24.043546][ T12] Tainted: [W]=WARN [ 24.043686][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.043884][ T12] Workqueue: netns cleanup_net [ 24.044060][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.044276][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.044795][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.044996][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b4531c0 RCX: 1ff4000000018eed [ 24.045236][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45327c [ 24.045490][ T12] RBP: ff1100000ed1c000 R08: 1fe220000168a651 R09: ff11000001aed1d0 [ 24.045720][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 24.045947][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.046180][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 24.046465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.046666][ T12] CR2: 00007f7829e20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 24.046898][ T12] PKRU: 55555554 [ 24.047039][ T12] Call Trace: [ 24.047182][ T12] [ 24.047298][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.047529][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.047730][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.047902][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.048075][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.048259][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.048458][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.048634][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.048809][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.048981][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.049161][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.049340][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.049605][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.049780][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.049954][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.050130][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.050316][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.050507][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.050685][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.050862][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.051036][ T12] kthread (kernel/kthread.c:436) [ 24.051182][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.051400][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.051584][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.051756][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.051957][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.052128][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.052309][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.061181][ T593] ------------[ cut here ]------------ | [ 24.061373][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/593 | [ 24.061614][ T593] Modules linked in: ip_gre gre | [ 24.062025][ T593] Tainted: [W]=WARN [ 24.062126][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.062297][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.062490][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.062977][ T593] RSP: 0018:ffa000000113fa80 EFLAGS: 00010286 [ 24.063148][ T593] RAX: 00000000ffffffa6 RBX: ff1100000b62f1c0 RCX: 1ff4000000227f16 [ 24.063357][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f27c [ 24.063564][ T593] RBP: ff11000009bbc000 R08: 1fe22000016c5e51 R09: ff1100000ffd2e80 [ 24.063787][ T593] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.063986][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bbc000 [ 24.064195][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.064437][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.064610][ T593] CR2: 00007f36ce166430 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.064817][ T593] PKRU: 55555554 [ 24.064917][ T593] Call Trace: [ 24.065028][ T593] [ 24.065099][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.065239][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.065380][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.065499][ T593] register_netdevice (net/core/dev.c:11488) [ 24.065634][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.065801][ T593] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.065935][ T593] register_netdev (net/core/dev.c:11552) [ 24.066071][ T593] loopback_net_init (drivers/net/loopback.c:218) [ 24.066222][ T593] ops_init (net/core/net_namespace.c:137) [ 24.066325][ T593] setup_net (net/core/net_namespace.c:446) [ 24.066431][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.066570][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.066704][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.066840][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.066976][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.067113][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.067253][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.067393][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.067535][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.067668][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.067804][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.067955][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.068089][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.068225][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.068361][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.068514][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.068648][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.068816][ T593] RIP: 0033:0x7f36ce221bcb [ 24.068956][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.069439][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.069660][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.069861][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.070068][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.070272][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.070495][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.074831][ T593] ------------[ cut here ]------------ | [ 24.074970][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/593 | [ 24.075217][ T593] Modules linked in: ip_gre gre | [ 24.075701][ T593] Tainted: [W]=WARN [ 24.075801][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.075968][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.076148][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.076704][ T593] RSP: 0018:ffa000000113f918 EFLAGS: 00010286 [ 24.076872][ T593] RAX: 00000000ffffffa6 RBX: ff1100001077a900 RCX: 1ff4000000227ee9 [ 24.077072][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077a9bc [ 24.077275][ T593] RBP: ff1100000ed59000 R08: 1fe22000020ef539 R09: ff1100000ffd2e80 [ 24.077488][ T593] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.077690][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed59000 [ 24.077891][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.078124][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.078295][ T593] CR2: 00007f36ce166430 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.078508][ T593] PKRU: 55555554 [ 24.078606][ T593] Call Trace: [ 24.078706][ T593] [ 24.078780][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.078917][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.079050][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.079161][ T593] register_netdevice (net/core/dev.c:11488) [ 24.079296][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.079474][ T593] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.079609][ T593] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.079741][ T593] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.079874][ T593] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.080008][ T593] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.080143][ T593] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.080303][ T593] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.080451][ T593] ops_init (net/core/net_namespace.c:137) [ 24.080558][ T593] setup_net (net/core/net_namespace.c:446) [ 24.080659][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.080791][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.080927][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.081063][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.081200][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.081339][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.081505][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.081645][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.081778][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.081911][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.082047][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.082186][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.082317][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.082460][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.082593][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.082724][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.082856][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.083021][ T593] RIP: 0033:0x7f36ce221bcb [ 24.083163][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.083647][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.083848][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.084055][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.084257][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.084464][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.084663][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.086290][ T12] ------------[ cut here ]------------ | [ 24.086438][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 24.086693][ T12] Modules linked in: ip_gre gre | [ 24.087112][ T12] Tainted: [W]=WARN [ 24.087212][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.087383][ T12] Workqueue: netns cleanup_net [ 24.087523][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.087689][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.088140][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 24.088310][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28ac0 RCX: 1ff4000000018eaf [ 24.088535][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28b7c [ 24.088723][ T12] RBP: ff1100001045c000 R08: 1fe2200001f45171 R09: ff11000001aed1d0 [ 24.088921][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 24.089108][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005031000 [ 24.089302][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.089546][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.089703][ T12] CR2: 000055f6c1388658 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 24.089899][ T12] PKRU: 55555554 [ 24.089994][ T12] Call Trace: [ 24.090091][ T12] [ 24.090163][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.090294][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.090394][ T12] netif_close_many (net/core/dev.c:1804) [ 24.090531][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 24.090657][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 24.090783][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 24.090940][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 24.091097][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.091223][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.091389][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.091523][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.091650][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 24.091808][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 24.091936][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 24.092062][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.092191][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 24.092319][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 24.092462][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 24.092597][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.092724][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.092857][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.092985][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.093111][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.093243][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.093376][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.093512][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.093642][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.093768][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.093899][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.094031][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.094161][ T12] kthread (kernel/kthread.c:436) [ 24.094257][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.094421][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.094559][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.094685][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.094843][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.094971][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.095097][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.111095][ T12] ------------[ cut here ]------------ | [ 24.111255][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 24.111517][ T12] Modules linked in: ip_gre gre | [ 24.111937][ T12] Tainted: [W]=WARN [ 24.112033][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.112194][ T12] Workqueue: netns cleanup_net [ 24.112325][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.112498][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.112950][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 24.113112][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28580 RCX: 1ff4000000018eaf [ 24.113312][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2863c [ 24.113513][ T12] RBP: ff11000005031000 R08: 1fe2200001f450c9 R09: ff11000001aed1d0 [ 24.113702][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 24.113890][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 24.114081][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.114309][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.114480][ T12] CR2: 000055f6c1388658 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 24.114672][ T12] PKRU: 55555554 [ 24.114767][ T12] Call Trace: [ 24.114863][ T12] [ 24.114929][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.115060][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 24.115193][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.115290][ T12] netif_close_many (net/core/dev.c:1804) [ 24.115422][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 24.115559][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 24.115687][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 24.115848][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 24.116012][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.116142][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.116325][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.116462][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.116591][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 24.116749][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 24.116879][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 24.117009][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.117136][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 24.117269][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 24.117404][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 24.117540][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.117665][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.117795][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.117923][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.118049][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.118184][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.118309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.118442][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.118581][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.118710][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.118840][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.118972][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.119098][ T12] kthread (kernel/kthread.c:436) [ 24.119194][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.119355][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.119487][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.119617][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.119781][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.119912][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.120038][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.122265][ T12] ------------[ cut here ]------------ | [ 24.122469][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 24.122711][ T12] Modules linked in: ip_gre gre | [ 24.123107][ T12] Tainted: [W]=WARN [ 24.123203][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.123358][ T12] Workqueue: netns cleanup_net [ 24.123500][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.123655][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.124081][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 24.124250][ T12] RAX: 00000000ffffffa6 RBX: ff110000107818c0 RCX: 1ff4000000018ed5 [ 24.124435][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078197c [ 24.124621][ T12] RBP: ff1100001045c000 R08: 1fe22000020f0331 R09: ff11000001aed1d0 [ 24.124806][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.124990][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.125182][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.125401][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.125833][ T12] CR2: 000055f6c1388658 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 24.126016][ T12] PKRU: 55555554 [ 24.126108][ T12] Call Trace: [ 24.126205][ T12] [ 24.126269][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.126432][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.126589][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.126709][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.126831][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 24.126986][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 24.127120][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.127246][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 24.127375][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 24.127506][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 24.127629][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.127752][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.127877][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.128001][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.128122][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.128248][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.128375][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.128505][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.128630][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.128751][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.128876][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.129003][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.129125][ T12] kthread (kernel/kthread.c:436) [ 24.129220][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.129374][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.129507][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.129630][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.129781][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.129902][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.130024][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.132440][ T12] ------------[ cut here ]------------ | [ 24.132585][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 24.132820][ T12] Modules linked in: ip_gre gre | [ 24.133221][ T12] Tainted: [W]=WARN [ 24.133322][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.133491][ T12] Workqueue: netns cleanup_net [ 24.133643][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.133802][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.134243][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 24.134402][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae040 RCX: 1ff4000000018ed5 [ 24.134608][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae0fc [ 24.134787][ T12] RBP: ff11000005031000 R08: 1fe2200001795c21 R09: ff11000001aed1d0 [ 24.134966][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.135156][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.135338][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.135560][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.135710][ T12] CR2: 000055f6c1388658 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 24.135891][ T12] PKRU: 55555554 [ 24.135986][ T12] Call Trace: [ 24.136090][ T12] [ 24.136159][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.136313][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.136512][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.136633][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.136753][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 24.136908][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 24.137031][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.137157][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 24.137279][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 24.137408][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 24.137538][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.137658][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.137783][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.137907][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.138027][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.138153][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.138277][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.138406][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.138538][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.138673][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.138799][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.138925][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.139065][ T12] kthread (kernel/kthread.c:436) [ 24.139161][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.139313][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.139449][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.139578][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.139728][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.139849][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.139976][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.149087][ T12] ------------[ cut here ]------------ | [ 24.149218][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 24.149467][ T12] Modules linked in: ip_gre gre | [ 24.149871][ T12] Tainted: [W]=WARN [ 24.149962][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.150112][ T12] Workqueue: netns cleanup_net [ 24.150242][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.150403][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.150845][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 24.150998][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbcac0 RCX: 1ff4000000018ed5 [ 24.151181][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbcb7c [ 24.151370][ T12] RBP: ff1100000a31c000 R08: 1fe22000019f7971 R09: ff11000001aed1d0 [ 24.151575][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.151756][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.151944][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.152160][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.152311][ T12] CR2: 000055f6c1388658 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 24.152508][ T12] PKRU: 55555554 [ 24.152600][ T12] Call Trace: [ 24.152695][ T12] [ 24.152763][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.152917][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.153088][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.153219][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.153341][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 24.153511][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 24.153634][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.153755][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 24.153877][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 24.154000][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 24.154125][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.154271][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.154407][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.154539][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.154661][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.154786][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.154908][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.155032][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.155163][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.155286][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.155420][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.155551][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.155672][ T12] kthread (kernel/kthread.c:436) [ 24.155763][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.155919][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.156040][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.156165][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.156317][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.156443][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.156570][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.160952][ T593] ------------[ cut here ]------------ | [ 24.161110][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/593 | [ 24.161358][ T593] Modules linked in: ip_gre gre | [ 24.161799][ T593] Tainted: [W]=WARN [ 24.161901][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.162070][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.162252][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.162760][ T593] RSP: 0018:ffa000000113f8f8 EFLAGS: 00010286 [ 24.162931][ T593] RAX: 00000000ffffffa6 RBX: ff1100001077ba80 RCX: 1ff4000000227ee5 [ 24.163152][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077bb3c [ 24.163361][ T593] RBP: ff1100000fb4c000 R08: 1fe22000020ef769 R09: ff1100000ffd2e80 [ 24.163567][ T593] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.163767][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb4c000 [ 24.163971][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.164212][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.164386][ T593] CR2: 00007f36ce166430 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.164598][ T593] PKRU: 55555554 [ 24.164698][ T593] Call Trace: [ 24.164800][ T593] [ 24.164869][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.165005][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.165141][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.165249][ T593] register_netdevice (net/core/dev.c:11488) [ 24.165394][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.165570][ T593] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.165708][ T593] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.165841][ T593] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.165976][ T593] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.166113][ T593] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.166254][ T593] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.166395][ T593] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 24.166536][ T593] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 24.166673][ T593] vti_init_net (net/ipv4/ip_vti.c:517) [ 24.166810][ T593] ops_init (net/core/net_namespace.c:137) [ 24.166913][ T593] setup_net (net/core/net_namespace.c:446) [ 24.167015][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.167153][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.167289][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.167429][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.167570][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.167708][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.167843][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.167977][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.168111][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.168250][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.168390][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.168534][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.168670][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.168805][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.168938][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.169072][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.169213][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.169391][ T593] RIP: 0033:0x7f36ce221bcb [ 24.169539][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.170015][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.170222][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.170427][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.170637][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.170836][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.171039][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.175251][ T593] ------------[ cut here ]------------ | [ 24.175440][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/593 | [ 24.175699][ T593] Modules linked in: ip_gre gre | [ 24.176103][ T593] Tainted: [W]=WARN [ 24.176209][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.176381][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.176563][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.177044][ T593] RSP: 0018:ffa000000113fa78 EFLAGS: 00010286 [ 24.177216][ T593] RAX: 00000000ffffffa6 RBX: ff1100000b62ec80 RCX: 1ff4000000227f15 [ 24.177419][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62ed3c [ 24.177626][ T593] RBP: ff11000005f41000 R08: 1fe22000016c5da9 R09: ff1100000ffd2e80 [ 24.177839][ T593] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.178036][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005f41000 [ 24.178240][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.178484][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.178653][ T593] CR2: 00007f36ce166430 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.178852][ T593] PKRU: 55555554 [ 24.178962][ T593] Call Trace: [ 24.179059][ T593] [ 24.179128][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.179263][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.179398][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.179507][ T593] register_netdevice (net/core/dev.c:11488) [ 24.179641][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.179807][ T593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.179942][ T593] register_netdev (net/core/dev.c:11552) [ 24.180073][ T593] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 24.180210][ T593] ops_init (net/core/net_namespace.c:137) [ 24.180313][ T593] setup_net (net/core/net_namespace.c:446) [ 24.180419][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.180558][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.180690][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.180825][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.180957][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.181092][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.181228][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.181364][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.181512][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.181642][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.181773][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.181905][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.182038][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.182175][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.182306][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.182471][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.182612][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.182775][ T593] RIP: 0033:0x7f36ce221bcb [ 24.182922][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.183401][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.183607][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.183802][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.184024][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.184227][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.184428][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.188614][ T593] ------------[ cut here ]------------ | [ 24.188766][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/593 | [ 24.188994][ T593] Modules linked in: ip_gre gre | [ 24.189406][ T593] Tainted: [W]=WARN [ 24.189513][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.189680][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.189851][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.190361][ T593] RSP: 0018:ffa000000113fa68 EFLAGS: 00010286 [ 24.190538][ T593] RAX: 00000000ffffffa6 RBX: ff1100000cfbc740 RCX: 1ff4000000227f13 [ 24.190737][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc7fc [ 24.190950][ T593] RBP: ff1100000a3f4000 R08: 1fe22000019f7901 R09: ff1100000ffd2e80 [ 24.191152][ T593] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.191355][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3f4000 [ 24.191564][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.191807][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.191983][ T593] CR2: 00007f36ce166430 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.192187][ T593] PKRU: 55555554 [ 24.192286][ T593] Call Trace: [ 24.192389][ T593] [ 24.192466][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.192600][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.192734][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.192835][ T593] register_netdevice (net/core/dev.c:11488) [ 24.192970][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.193158][ T593] register_netdev (net/core/dev.c:11552) [ 24.193290][ T593] sit_init_net (net/ipv6/sit.c:1860) [ 24.193429][ T593] ops_init (net/core/net_namespace.c:137) [ 24.193539][ T593] setup_net (net/core/net_namespace.c:446) [ 24.193640][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.193771][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.193904][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.194038][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.194177][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.194313][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.194459][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.194606][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.194738][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.194871][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.195015][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.195153][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.195291][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.195426][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.195563][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.195693][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.195824][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.195987][ T593] RIP: 0033:0x7f36ce221bcb [ 24.196125][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.196633][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.196842][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.197038][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.197240][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.197443][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.197658][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.202401][ T593] ------------[ cut here ]------------ | [ 24.202564][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/593 | [ 24.202815][ T593] Modules linked in: ip_gre gre | [ 24.203461][ T593] Tainted: [W]=WARN [ 24.203563][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.203729][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.203901][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.204391][ T593] RSP: 0018:ffa000000113fa78 EFLAGS: 00010286 [ 24.204564][ T593] RAX: 00000000ffffffa6 RBX: ff1100001076a580 RCX: 1ff4000000227f15 [ 24.204761][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001076a63c [ 24.204959][ T593] RBP: ff11000005971000 R08: 1fe22000020ed4c9 R09: ff1100000ffd2e80 [ 24.205162][ T593] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.205364][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005971000 [ 24.205571][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.205808][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.205974][ T593] CR2: 00007f36ce166430 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.206336][ T593] PKRU: 55555554 [ 24.206440][ T593] Call Trace: [ 24.206546][ T593] [ 24.206616][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.206750][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.206883][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.206985][ T593] register_netdevice (net/core/dev.c:11488) [ 24.207126][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.207292][ T593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.207440][ T593] register_netdev (net/core/dev.c:11552) [ 24.207585][ T593] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 24.207720][ T593] ops_init (net/core/net_namespace.c:137) [ 24.207822][ T593] setup_net (net/core/net_namespace.c:446) [ 24.207924][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.208059][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.208212][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.208352][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.208496][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.208632][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.208767][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.208898][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.209054][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.209197][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.209330][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.209477][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.209611][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.209744][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.209876][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.210020][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.210161][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.210324][ T593] RIP: 0033:0x7f36ce221bcb [ 24.210472][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.210959][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.211165][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.211368][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.211574][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.211783][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.211983][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.216085][ T593] ------------[ cut here ]------------ | [ 24.216222][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/593 | [ 24.216955][ T593] Modules linked in: ip_gre gre | [ 24.217414][ T593] Tainted: [W]=WARN [ 24.217544][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.217715][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.217887][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.218417][ T593] RSP: 0018:ffa000000113f918 EFLAGS: 00010286 [ 24.218653][ T593] RAX: 00000000ffffffa6 RBX: ff1100000d830900 RCX: 1ff4000000227ee9 [ 24.218865][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8309bc [ 24.219061][ T593] RBP: ff11000009969000 R08: 1fe2200001b06139 R09: ff1100000ffd2e80 [ 24.219261][ T593] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.219530][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009969000 [ 24.219731][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.219963][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.220139][ T593] CR2: 00007f36ce166430 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.220342][ T593] PKRU: 55555554 [ 24.220506][ T593] Call Trace: [ 24.220636][ T593] [ 24.220704][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.220839][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.220982][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.221084][ T593] register_netdevice (net/core/dev.c:11488) [ 24.221223][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.221450][ T593] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.221601][ T593] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.221732][ T593] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.221870][ T593] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.222005][ T593] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.222143][ T593] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.222281][ T593] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.222478][ T593] ops_init (net/core/net_namespace.c:137) [ 24.222592][ T593] setup_net (net/core/net_namespace.c:446) [ 24.222692][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.222826][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.222959][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.223099][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.223239][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.223431][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.223571][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.223703][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.223838][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.223971][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.224104][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.224244][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.224470][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.224604][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.224734][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.224866][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.225002][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.225172][ T593] RIP: 0033:0x7f36ce221bcb [ 24.225320][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.225853][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.226070][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.226277][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.226537][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.226735][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.226935][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.243893][ T593] ------------[ cut here ]------------ | [ 24.244059][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/593 | [ 24.244297][ T593] Modules linked in: ip_gre gre | [ 24.244730][ T593] Tainted: [W]=WARN [ 24.244831][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.245025][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.245214][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.245708][ T593] RSP: 0018:ffa000000113f918 EFLAGS: 00010286 [ 24.245877][ T593] RAX: 00000000ffffffa6 RBX: ff110000100a3e00 RCX: 1ff4000000227ee9 [ 24.246081][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100a3ebc [ 24.246287][ T593] RBP: ff11000012829000 R08: 1fe22000020147d9 R09: ff1100000ffd2e80 [ 24.246499][ T593] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.246698][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012829000 [ 24.246900][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.247153][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.247327][ T593] CR2: 000055f6a15ced5c CR3: 0000000004c93003 CR4: 0000000000771ef0 [ 24.247543][ T593] PKRU: 55555554 [ 24.247643][ T593] Call Trace: [ 24.247743][ T593] [ 24.247817][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.247952][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.248085][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.248193][ T593] register_netdevice (net/core/dev.c:11488) [ 24.248330][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.248509][ T593] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.248645][ T593] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.248778][ T593] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.248923][ T593] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.249058][ T593] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.249196][ T593] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.249332][ T593] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.249479][ T593] ops_init (net/core/net_namespace.c:137) [ 24.249581][ T593] setup_net (net/core/net_namespace.c:446) [ 24.249683][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.249816][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.249949][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.250087][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.250227][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.250367][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.250508][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.250642][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.250781][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.250915][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.251049][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.251191][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.251325][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.251473][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.251613][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.251760][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.251894][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.252059][ T593] RIP: 0033:0x7f36ce221bcb [ 24.252206][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.252694][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.252895][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.253094][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.253300][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.253512][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.253709][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.259071][ T593] ------------[ cut here ]------------ | [ 24.259242][ T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/593 | [ 24.259484][ T593] Modules linked in: ip_gre gre | [ 24.259892][ T593] Tainted: [W]=WARN [ 24.259993][ T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.260163][ T593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.260336][ T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.260825][ T593] RSP: 0018:ffa000000113f918 EFLAGS: 00010286 [ 24.260993][ T593] RAX: 00000000ffffffa6 RBX: ff110000100a2900 RCX: 1ff4000000227ee9 [ 24.261195][ T593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100a29bc [ 24.261929][ T593] RBP: ff11000008efc000 R08: 1fe2200002014539 R09: ff1100000ffd2e80 [ 24.262128][ T593] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.262326][ T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008efc000 [ 24.262586][ T593] FS: 00007f36cdf5f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.262832][ T593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.263055][ T593] CR2: 000055f6a15ced5c CR3: 0000000004c93003 CR4: 0000000000771ef0 [ 24.263262][ T593] PKRU: 55555554 [ 24.263420][ T593] Call Trace: [ 24.263527][ T593] [ 24.263596][ T593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.263728][ T593] ? notifier_call_chain (kernel/notifier.c:85) [ 24.263862][ T593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.263965][ T593] register_netdevice (net/core/dev.c:11488) [ 24.264100][ T593] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.264272][ T593] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.264470][ T593] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.264604][ T593] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.264736][ T593] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.264872][ T593] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.265008][ T593] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.265144][ T593] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.265284][ T593] ops_init (net/core/net_namespace.c:137) [ 24.265443][ T593] setup_net (net/core/net_namespace.c:446) [ 24.265550][ T593] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.265682][ T593] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.265815][ T593] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.265951][ T593] copy_net_ns (net/core/net_namespace.c:579) [ 24.266084][ T593] create_new_namespaces (kernel/nsproxy.c:132) [ 24.266225][ T593] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.266417][ T593] ksys_unshare (kernel/fork.c:3243) [ 24.266561][ T593] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.266694][ T593] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.266832][ T593] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.266968][ T593] ? __ia32_sys_open (fs/open.c:1374) [ 24.267103][ T593] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.267241][ T593] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.267430][ T593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.267568][ T593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.267702][ T593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.267834][ T593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.268000][ T593] RIP: 0033:0x7f36ce221bcb [ 24.268139][ T593] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.268682][ T593] RSP: 002b:00007ffe2b6b1be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 24.268881][ T593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f36ce221bcb [ 24.269079][ T593] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.269282][ T593] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.269544][ T593] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b6b3e10 [ 24.269742][ T593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2b6b5877 | [ 24.284967][ T12] ------------[ cut here ]------------ | [ 24.285135][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 24.285400][ T12] Modules linked in: ip_gre gre | [ 24.285818][ T12] Tainted: [W]=WARN [ 24.285919][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.286160][ T12] Workqueue: netns cleanup_net [ 24.286316][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.286501][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.286943][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 24.287117][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237700 RCX: 1ff4000000018ec7 [ 24.287313][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2377bc [ 24.287512][ T12] RBP: ff11000007f91000 R08: 1fe2200001646ef9 R09: ff11000001aed1d0 [ 24.287696][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 24.287881][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 24.288070][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.288292][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.288458][ T12] CR2: 000055f6c1388658 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 24.288652][ T12] PKRU: 55555554 [ 24.288746][ T12] Call Trace: [ 24.288840][ T12] [ 24.288907][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.289033][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.289129][ T12] netif_close_many (net/core/dev.c:1804) [ 24.289257][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 24.289388][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 24.289553][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 24.289708][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.289836][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.289989][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.290115][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.290244][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.290376][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.290507][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.290631][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.290758][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.290886][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.291009][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.291140][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.291270][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.291401][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.291535][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.291659][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.291786][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.291914][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.292036][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.292168][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.292297][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.292426][ T12] kthread (kernel/kthread.c:436) [ 24.292528][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.292684][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.292814][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.292939][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.293094][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.293226][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.293355][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.295194][ T12] ------------[ cut here ]------------ | [ 24.295503][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 24.295773][ T12] Modules linked in: ip_gre gre | [ 24.296211][ T12] Tainted: [W]=WARN [ 24.296308][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.296538][ T12] Workqueue: netns cleanup_net [ 24.296675][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.296841][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.297369][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 24.297539][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237e00 RCX: 1ff4000000018e80 [ 24.297730][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b237ebc [ 24.297923][ T12] RBP: ff11000009bc1000 R08: 1fe2200001646fd9 R09: ff11000001aed1d0 [ 24.298115][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 24.298312][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 24.298568][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.298792][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.298952][ T12] CR2: 000055f6c1388658 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 24.299146][ T12] PKRU: 55555554 [ 24.299245][ T12] Call Trace: [ 24.299341][ T12] [ 24.299468][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.299598][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.299699][ T12] netif_close_many (net/core/dev.c:1804) [ 24.299830][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 24.299960][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.300101][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 24.300237][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 24.300382][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 24.300515][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 24.300643][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 24.300774][ T12] notifier_call_chain (kernel/notifier.c:85) [ 24.300904][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 24.301033][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 24.301166][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 24.301328][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 24.301498][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.301629][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.301787][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.301914][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.302043][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.302176][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.302309][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.302442][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.302582][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.302712][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.302842][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.302973][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.303101][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.303233][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.303366][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.303500][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.303630][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.303763][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.303892][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.304030][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.304166][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.304298][ T12] kthread (kernel/kthread.c:436) [ 24.304400][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.304572][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.304707][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.304837][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.304997][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.305125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.305255][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.307673][ T12] ------------[ cut here ]------------ | [ 24.307805][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.308045][ T12] Modules linked in: ip_gre gre | [ 24.308471][ T12] Tainted: [W]=WARN [ 24.308563][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.308718][ T12] Workqueue: netns cleanup_net [ 24.308844][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.309001][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.309442][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.309603][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d830040 RCX: 1ff4000000018eed [ 24.309781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8300fc [ 24.309967][ T12] RBP: ff1100000a134000 R08: 1fe2200001b06021 R09: ff11000001aed1d0 [ 24.310154][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.310333][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.310527][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.310739][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.310890][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.311077][ T12] PKRU: 55555554 [ 24.311172][ T12] Call Trace: [ 24.311262][ T12] [ 24.311325][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.311495][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.311647][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.311773][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.311894][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.312014][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.312134][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.312265][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.312391][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.312526][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.312648][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.312770][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.312891][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.313013][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.313134][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.313262][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.313393][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.313522][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.313647][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.313771][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.313892][ T12] kthread (kernel/kthread.c:436) [ 24.313982][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.314133][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.314261][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.314390][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.314550][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.314672][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.314792][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.317104][ T12] ------------[ cut here ]------------ | [ 24.317245][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.317495][ T12] Modules linked in: ip_gre gre | [ 24.317902][ T12] Tainted: [W]=WARN [ 24.318002][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.318156][ T12] Workqueue: netns cleanup_net [ 24.318282][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.318449][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.318884][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.319039][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee70580 RCX: 1ff4000000018eed [ 24.319221][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee7063c [ 24.319412][ T12] RBP: ff1100000fc19000 R08: 1fe2200001dce0c9 R09: ff11000001aed1d0 [ 24.319600][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.319780][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.319962][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.320180][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.320329][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.320527][ T12] PKRU: 55555554 [ 24.320616][ T12] Call Trace: [ 24.320706][ T12] [ 24.320769][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.320927][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.321077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.321202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.321328][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.321461][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.321586][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.321708][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.321830][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.321951][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.322076][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.322202][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.322324][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.322455][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.322575][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.322696][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.322819][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.322939][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.323068][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.323196][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.323316][ T12] kthread (kernel/kthread.c:436) [ 24.323412][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.323568][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.323688][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.323816][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.323965][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.324084][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.324208][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.328152][ T12] ------------[ cut here ]------------ | [ 24.328285][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.328612][ T12] Modules linked in: ip_gre gre | [ 24.329023][ T12] Tainted: [W]=WARN [ 24.329116][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.329276][ T12] Workqueue: netns cleanup_net [ 24.329421][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.329587][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.330046][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 24.330208][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c5423c0 RCX: 1ff4000000018e99 [ 24.330397][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54247c [ 24.330587][ T12] RBP: ff11000009bc1000 R08: 1fe22000018a8491 R09: ff11000001aed1d0 [ 24.330778][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.330963][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.331153][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.331382][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.331572][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.331761][ T12] PKRU: 55555554 [ 24.331854][ T12] Call Trace: [ 24.331947][ T12] [ 24.332011][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.332173][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.332330][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 24.332465][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.332590][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 24.332744][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 24.332871][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 24.332996][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 24.333146][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 24.333278][ T12] notifier_call_chain (kernel/notifier.c:85) [ 24.333411][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 24.333578][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.333730][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.333853][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.333978][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.334127][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.334255][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.334388][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.334523][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.334647][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.334772][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.334895][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.335036][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.335165][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.335288][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.335419][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.335560][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.335682][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.335812][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.335945][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.336069][ T12] kthread (kernel/kthread.c:436) [ 24.336164][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.336317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.336452][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.336596][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.336750][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.336873][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.336997][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.339024][ T12] ------------[ cut here ]------------ | [ 24.339175][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.340051][ T12] Modules linked in: ip_gre gre | [ 24.340905][ T12] Tainted: [W]=WARN [ 24.341001][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.341201][ T12] Workqueue: netns cleanup_net [ 24.341340][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.341550][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.341984][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.342132][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c542200 RCX: 1ff4000000018eed [ 24.342312][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5422bc [ 24.342564][ T12] RBP: ff11000007f91000 R08: 1fe22000018a8459 R09: ff11000001aed1d0 [ 24.342746][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.342921][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.343098][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.343307][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.343533][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.343715][ T12] PKRU: 55555554 [ 24.343803][ T12] Call Trace: [ 24.343890][ T12] [ 24.343951][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.344102][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.344250][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.344420][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.344548][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.344690][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.344810][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.344928][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.345048][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.345171][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.345291][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.345465][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.345586][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.345704][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.345822][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.345965][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.346087][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.346211][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.346334][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.346510][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.346629][ T12] kthread (kernel/kthread.c:436) [ 24.346718][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.346865][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.346983][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.347101][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.347254][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.347420][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.347545][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.357682][ T12] ------------[ cut here ]------------ | [ 24.357839][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.358097][ T12] Modules linked in: ip_gre gre | [ 24.358545][ T12] Tainted: [W]=WARN [ 24.358634][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.358809][ T12] Workqueue: netns cleanup_net [ 24.358932][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.359084][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.359559][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.359721][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c5438c0 RCX: 1ff4000000018eed [ 24.359896][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54397c [ 24.360071][ T12] RBP: ff1100000ef39000 R08: 1fe22000018a8731 R09: ff11000001aed1d0 [ 24.360250][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.360435][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.360631][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.360837][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.360984][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.361165][ T12] PKRU: 55555554 [ 24.361253][ T12] Call Trace: [ 24.361342][ T12] [ 24.361410][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.361567][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.361725][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.361844][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.361964][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.362080][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.362206][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.362326][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.362454][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.362572][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.362715][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.362835][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.362961][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.363082][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.363204][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.363324][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.363454][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.363573][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.363721][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.363842][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.363959][ T12] kthread (kernel/kthread.c:436) [ 24.364049][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.364203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.364320][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.364456][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.364606][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.364725][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.364848][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.367058][ T12] ------------[ cut here ]------------ | [ 24.367184][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.367455][ T12] Modules linked in: ip_gre gre | [ 24.367842][ T12] Tainted: [W]=WARN [ 24.367929][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.368077][ T12] Workqueue: netns cleanup_net [ 24.368205][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.368364][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.368792][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.368945][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a212740 RCX: 1ff4000000018eed [ 24.369121][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2127fc [ 24.369324][ T12] RBP: ff1100000eb6c000 R08: 1fe2200001442501 R09: ff11000001aed1d0 [ 24.369512][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.369688][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.369865][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.370070][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.370222][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.370403][ T12] PKRU: 55555554 [ 24.370496][ T12] Call Trace: [ 24.370584][ T12] [ 24.370646][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.370797][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.370946][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.371070][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.371192][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.371310][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.371436][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.371562][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.371683][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.371801][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.371921][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.372042][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.372163][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.372287][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.372411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.372537][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.372661][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.372782][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.372909][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.373035][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.373158][ T12] kthread (kernel/kthread.c:436) [ 24.373263][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.373421][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.373549][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.373668][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.373816][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.373935][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.374054][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.376272][ T12] ------------[ cut here ]------------ | [ 24.376405][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.376649][ T12] Modules linked in: ip_gre gre | [ 24.377069][ T12] Tainted: [W]=WARN [ 24.377162][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.377320][ T12] Workqueue: netns cleanup_net [ 24.377454][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.377611][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.378037][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.378189][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbde00 RCX: 1ff4000000018eed [ 24.378373][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbdebc [ 24.378555][ T12] RBP: ff11000009999000 R08: 1fe22000019f7bd9 R09: ff11000001aed1d0 [ 24.378733][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.378909][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.379090][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.379303][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.379482][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.379664][ T12] PKRU: 55555554 [ 24.379755][ T12] Call Trace: [ 24.379844][ T12] [ 24.379907][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.380059][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.380232][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.380360][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.380488][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.380608][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.380731][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.380850][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.380972][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.381096][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.381220][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.381341][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.381468][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.381615][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.381733][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.381853][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.381977][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.382095][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.382224][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.382357][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.382482][ T12] kthread (kernel/kthread.c:436) [ 24.382573][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.382720][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.382838][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.382960][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.383125][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.383248][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.383397][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.385638][ T12] ------------[ cut here ]------------ | [ 24.385769][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.385997][ T12] Modules linked in: ip_gre gre | [ 24.386417][ T12] Tainted: [W]=WARN [ 24.386520][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.386669][ T12] Workqueue: netns cleanup_net [ 24.386791][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.386944][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.387387][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.387565][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1e00 RCX: 1ff4000000018eed [ 24.387742][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1ebc [ 24.387917][ T12] RBP: ff11000009874000 R08: 1fe22000025143d9 R09: ff11000001aed1d0 [ 24.388093][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.388274][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.388466][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.388672][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.388822][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.389002][ T12] PKRU: 55555554 [ 24.389090][ T12] Call Trace: [ 24.389183][ T12] [ 24.389245][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.389402][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.389560][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.389706][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.389828][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.389950][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.390069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.390192][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.390319][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.390443][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.390570][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.390689][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.390810][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.390931][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.391053][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.391180][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.391307][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.391434][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.391580][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.391703][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.391822][ T12] kthread (kernel/kthread.c:436) [ 24.391914][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.392063][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.392190][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.392309][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.392468][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.392587][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.392721][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.394750][ T12] ------------[ cut here ]------------ | [ 24.394880][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 24.395115][ T12] Modules linked in: ip_gre gre | [ 24.395969][ T12] Tainted: [W]=WARN [ 24.396070][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.396219][ T12] Workqueue: netns cleanup_net [ 24.396342][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.396559][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.396983][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.397132][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff4000000018eed [ 24.397330][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 24.397565][ T12] RBP: ff1100000ed24000 R08: 1fe22000025142f9 R09: ff11000001aed1d0 [ 24.397741][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.397922][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.398099][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.398308][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.398582][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 24.398759][ T12] PKRU: 55555554 [ 24.398852][ T12] Call Trace: [ 24.398940][ T12] [ 24.399002][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.399160][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.399307][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.399508][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.399636][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.399755][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.399877][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.400003][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.400126][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.400250][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.400418][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.400601][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.400722][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.400842][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.400965][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.401107][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.401237][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.401402][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.401536][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.401663][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.401785][ T12] kthread (kernel/kthread.c:436) [ 24.401879][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.402031][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.402157][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.402277][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.402480][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.402598][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.402716][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.405151][ T12] ------------[ cut here ]------------ | [ 24.405321][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 24.405830][ T12] Modules linked in: ip_gre gre | [ 24.406367][ T12] Tainted: [W]=WARN [ 24.406518][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.406716][ T12] Workqueue: netns cleanup_net [ 24.406892][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.407120][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.407637][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 24.407874][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0ac0 RCX: 1ff4000000018eed [ 24.408101][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0b7c [ 24.408340][ T12] RBP: ff110000057ec000 R08: 1fe2200002514171 R09: ff11000001aed1d0 [ 24.408620][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 24.408848][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.409076][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 24.409361][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.409573][ T12] CR2: 00007f36ce1ea2a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 24.409812][ T12] PKRU: 55555554 [ 24.409948][ T12] Call Trace: [ 24.410086][ T12] [ 24.410206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.410427][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.410668][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 24.410843][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 24.411017][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 24.411195][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 24.411402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.411585][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 24.411758][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.411948][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.412127][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.412306][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.412509][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.412683][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.412854][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.413026][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.413210][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.413396][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.413606][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.413783][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.413953][ T12] kthread (kernel/kthread.c:436) [ 24.414105][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.414316][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.414509][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.414682][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.414883][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.415078][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.415261][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.431583][ T12] ------------[ cut here ]------------ | [ 24.431796][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 24.432084][ T12] Modules linked in: ip_gre gre | [ 24.432650][ T12] Tainted: [W]=WARN [ 24.432796][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.432997][ T12] Workqueue: netns cleanup_net [ 24.433189][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.433432][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.433965][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 24.434170][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff4000000018ed5 [ 24.434417][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 24.434657][ T12] RBP: ff1100000daec000 R08: 1fe2200002514369 R09: ff11000001aed1d0 [ 24.435726][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 24.435959][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.436201][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 24.436490][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.436696][ T12] CR2: 00007f36ce1ea2a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 24.436955][ T12] PKRU: 55555554 [ 24.437099][ T12] Call Trace: [ 24.437250][ T12] [ 24.437378][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 24.437590][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 24.437815][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 24.438020][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 24.438204][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.438392][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 24.438577][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 24.438752][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 24.438960][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 24.439133][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.439315][ T12] cleanup_net (net/core/net_namespace.c:702) [ 24.439533][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 24.439706][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 24.439892][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.440065][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.440251][ T12] process_one_work (kernel/workqueue.c:3314) [ 24.440442][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.440649][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.440839][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.441019][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.441211][ T12] kthread (kernel/kthread.c:436) [ 24.441368][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.441579][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.441753][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.441952][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.442180][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.442371][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 24.442582][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.447653][ T594] ------------[ cut here ]------------ | [ 24.447823][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/594 | [ 24.448055][ T594] Modules linked in: ip_gre gre | [ 24.448507][ T594] Tainted: [W]=WARN [ 24.448615][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.448781][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.448955][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.449471][ T594] RSP: 0018:ffa0000000f6fa80 EFLAGS: 00010286 [ 24.449642][ T594] RAX: 00000000ffffffa6 RBX: ff110000128a03c0 RCX: 1ff40000001edf16 [ 24.449841][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a047c [ 24.450052][ T594] RBP: ff11000008c1c000 R08: 1fe2200002514091 R09: ff1100000a0a8b80 [ 24.450256][ T594] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.450467][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c1c000 [ 24.450671][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.450905][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.451076][ T594] CR2: 00007fbd165317d0 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.451301][ T594] PKRU: 55555554 [ 24.451409][ T594] Call Trace: [ 24.451515][ T594] [ 24.451588][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.451724][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.451859][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.451961][ T594] register_netdevice (net/core/dev.c:11488) [ 24.452096][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.452296][ T594] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.452437][ T594] register_netdev (net/core/dev.c:11552) [ 24.452580][ T594] loopback_net_init (drivers/net/loopback.c:218) [ 24.452732][ T594] ops_init (net/core/net_namespace.c:137) [ 24.452841][ T594] setup_net (net/core/net_namespace.c:446) [ 24.452943][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.453100][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.453245][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.453387][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.453532][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.453667][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.453805][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.453939][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.454075][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.454214][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.454367][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.454511][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.454645][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.454790][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.454922][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.455057][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.455195][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.455363][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.455509][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.457047][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.457255][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.457489][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.457691][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.457901][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.458118][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.462491][ T594] ------------[ cut here ]------------ | [ 24.462652][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/594 | [ 24.462913][ T594] Modules linked in: ip_gre gre | [ 24.463326][ T594] Tainted: [W]=WARN [ 24.463433][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.463607][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.463780][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.464297][ T594] RSP: 0018:ffa0000000f6f918 EFLAGS: 00010286 [ 24.464478][ T594] RAX: 00000000ffffffa6 RBX: ff1100000d7e31c0 RCX: 1ff40000001edee9 [ 24.464697][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e327c [ 24.464897][ T594] RBP: ff1100000eea1000 R08: 1fe2200001afc651 R09: ff1100000a0a8b80 [ 24.465107][ T594] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.465318][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eea1000 [ 24.465544][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.465809][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.465976][ T594] CR2: 00007fbd165317d0 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.466182][ T594] PKRU: 55555554 [ 24.466282][ T594] Call Trace: [ 24.466388][ T594] [ 24.466462][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.466598][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.466755][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.466862][ T594] register_netdevice (net/core/dev.c:11488) [ 24.466998][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.467178][ T594] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.467315][ T594] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.467460][ T594] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.467596][ T594] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.467734][ T594] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.467868][ T594] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.468004][ T594] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.468156][ T594] ops_init (net/core/net_namespace.c:137) [ 24.468260][ T594] setup_net (net/core/net_namespace.c:446) [ 24.468365][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.468505][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.468661][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.468796][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.468931][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.469071][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.469211][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.469344][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.469496][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.469634][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.469776][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.469914][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.470057][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.470194][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.470326][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.470479][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.470613][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.470778][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.470935][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.471418][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.471637][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.471837][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.472036][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.472239][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.472445][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.476488][ T594] ------------[ cut here ]------------ | [ 24.476649][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/594 | [ 24.476883][ T594] Modules linked in: ip_gre gre | [ 24.477298][ T594] Tainted: [W]=WARN [ 24.477432][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.477609][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.477811][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.478481][ T594] RSP: 0018:ffa0000000f6f8f8 EFLAGS: 00010286 [ 24.478654][ T594] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff40000001edee5 [ 24.478857][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 24.479062][ T594] RBP: ff11000005059000 R08: 1fe22000018d3459 R09: ff1100000a0a8b80 [ 24.479264][ T594] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 24.479477][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005059000 [ 24.479684][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.479921][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.480092][ T594] CR2: 00007fbd165317d0 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.480300][ T594] PKRU: 55555554 [ 24.480408][ T594] Call Trace: [ 24.480518][ T594] [ 24.480589][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.480726][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.480862][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.480965][ T594] register_netdevice (net/core/dev.c:11488) [ 24.481103][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.481302][ T594] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.481450][ T594] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.481590][ T594] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.481724][ T594] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.481860][ T594] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.481997][ T594] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.482286][ T594] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 24.482429][ T594] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 24.482574][ T594] vti_init_net (net/ipv4/ip_vti.c:517) [ 24.482710][ T594] ops_init (net/core/net_namespace.c:137) [ 24.482816][ T594] setup_net (net/core/net_namespace.c:446) [ 24.483191][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.483326][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.483490][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.483630][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.483767][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.483905][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.484043][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.484183][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.484317][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.484489][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.484628][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.484766][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.484902][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.485039][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.485198][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.485334][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.485482][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.485650][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.485791][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.486301][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.486530][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.486734][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.486936][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.487141][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.487352][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.493578][ T594] ------------[ cut here ]------------ | [ 24.493742][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/594 | [ 24.493975][ T594] Modules linked in: ip_gre gre | [ 24.494408][ T594] Tainted: [W]=WARN [ 24.494516][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.494699][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.494902][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.495410][ T594] RSP: 0018:ffa0000000f6fa78 EFLAGS: 00010286 [ 24.495599][ T594] RAX: 00000000ffffffa6 RBX: ff1100000ce32ac0 RCX: 1ff40000001edf15 [ 24.495824][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32b7c [ 24.496026][ T594] RBP: ff11000012811000 R08: 1fe22000019c6571 R09: ff1100000a0a8b80 [ 24.496232][ T594] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.496441][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012811000 [ 24.496668][ T594] FS: 00007fbd16327840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.496903][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.497085][ T594] CR2: 000055f6a15ced5c CR3: 000000001060c005 CR4: 0000000000771ef0 [ 24.497318][ T594] PKRU: 55555554 [ 24.497431][ T594] Call Trace: [ 24.497541][ T594] [ 24.497613][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.497748][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.497882][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.497984][ T594] register_netdevice (net/core/dev.c:11488) [ 24.498121][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.498291][ T594] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.498460][ T594] register_netdev (net/core/dev.c:11552) [ 24.498595][ T594] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 24.498749][ T594] ops_init (net/core/net_namespace.c:137) [ 24.498854][ T594] setup_net (net/core/net_namespace.c:446) [ 24.498969][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.499104][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.499244][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.499399][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.499569][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.499706][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.499841][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.499985][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.500139][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.500292][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.500849][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.500993][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.501127][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.501262][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.501427][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.501570][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.501705][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.501872][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.502026][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.502539][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.502757][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.502961][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.503185][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.503419][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.503643][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.531017][ T594] ------------[ cut here ]------------ | [ 24.531205][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/594 | [ 24.531462][ T594] Modules linked in: ip_gre gre | [ 24.531946][ T594] Tainted: [W]=WARN [ 24.532047][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.532252][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.532651][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.533164][ T594] RSP: 0018:ffa0000000f6fa68 EFLAGS: 00010286 [ 24.533335][ T594] RAX: 00000000ffffffa6 RBX: ff1100000c542900 RCX: 1ff40000001edf13 [ 24.533552][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5429bc [ 24.533754][ T594] RBP: ff11000009c39000 R08: 1fe22000018a8539 R09: ff1100000a0a8b80 [ 24.533957][ T594] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.534160][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c39000 [ 24.534384][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.534627][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.534800][ T594] CR2: 000055f6c1388658 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.535004][ T594] PKRU: 55555554 [ 24.535106][ T594] Call Trace: [ 24.535211][ T594] [ 24.535281][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.535455][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.535594][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.535711][ T594] register_netdevice (net/core/dev.c:11488) [ 24.535852][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.536023][ T594] register_netdev (net/core/dev.c:11552) [ 24.536163][ T594] sit_init_net (net/ipv6/sit.c:1860) [ 24.536301][ T594] ops_init (net/core/net_namespace.c:137) [ 24.536410][ T594] setup_net (net/core/net_namespace.c:446) [ 24.536521][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.536654][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.536823][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.536963][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.537098][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.537242][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.537386][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.537530][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.537664][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.537798][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.537934][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.538082][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.538225][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.538361][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.538500][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.538634][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.538768][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.538936][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.539076][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.539579][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.539781][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.539980][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.540186][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.540391][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.540617][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.546370][ T594] ------------[ cut here ]------------ | [ 24.546548][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/594 | [ 24.546937][ T594] Modules linked in: ip_gre gre | [ 24.547356][ T594] Tainted: [W]=WARN [ 24.547463][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.547632][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.547806][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.548304][ T594] RSP: 0018:ffa0000000f6fa78 EFLAGS: 00010286 [ 24.549019][ T594] RAX: 00000000ffffffa6 RBX: ff110000028fec80 RCX: 1ff40000001edf15 [ 24.549264][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fed3c [ 24.549535][ T594] RBP: ff110000104f4000 R08: 1fe220000051fda9 R09: ff1100000a0a8b80 [ 24.549738][ T594] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.549936][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104f4000 [ 24.550163][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.550460][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.550708][ T594] CR2: 000055f6c1388658 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.550958][ T594] PKRU: 55555554 [ 24.551058][ T594] Call Trace: [ 24.551201][ T594] [ 24.551273][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.551471][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.551607][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.551709][ T594] register_netdevice (net/core/dev.c:11488) [ 24.551850][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.552060][ T594] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.552218][ T594] register_netdev (net/core/dev.c:11552) [ 24.552412][ T594] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 24.552563][ T594] ops_init (net/core/net_namespace.c:137) [ 24.552667][ T594] setup_net (net/core/net_namespace.c:446) [ 24.552785][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.552929][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.553063][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.553206][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.553428][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.553575][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.553963][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.554106][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.554245][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.554438][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.554578][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.554715][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.554929][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.555063][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.555203][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.555339][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.555552][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.555725][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.555892][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.556465][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.556683][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.556893][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.557094][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.557326][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.557562][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.569368][ T594] ------------[ cut here ]------------ | [ 24.569542][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/594 | [ 24.569771][ T594] Modules linked in: ip_gre gre | [ 24.570214][ T594] Tainted: [W]=WARN [ 24.570315][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.570680][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.570862][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.571390][ T594] RSP: 0018:ffa0000000f6f918 EFLAGS: 00010286 [ 24.571585][ T594] RAX: 00000000ffffffa6 RBX: ff110000028fe580 RCX: 1ff40000001edee9 [ 24.571787][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe63c [ 24.572018][ T594] RBP: ff11000004ce9000 R08: 1fe220000051fcc9 R09: ff1100000a0a8b80 [ 24.572254][ T594] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.572466][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ce9000 [ 24.572668][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.572901][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.573095][ T594] CR2: 000055f6c1388658 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.573301][ T594] PKRU: 55555554 [ 24.573406][ T594] Call Trace: [ 24.573512][ T594] [ 24.573582][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.573724][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.573881][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.573989][ T594] register_netdevice (net/core/dev.c:11488) [ 24.574127][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.574324][ T594] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.574474][ T594] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.574611][ T594] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.574756][ T594] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.574893][ T594] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.575028][ T594] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.575167][ T594] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.575321][ T594] ops_init (net/core/net_namespace.c:137) [ 24.575428][ T594] setup_net (net/core/net_namespace.c:446) [ 24.575537][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.575702][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.575836][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.575972][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.576107][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.576250][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.576401][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.576566][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.576747][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.576893][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.577028][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.577168][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.577300][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.577453][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.577588][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.577740][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.577873][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.578038][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.578182][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.578731][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.578930][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.579358][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.579897][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.580101][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.580332][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.584748][ T594] ------------[ cut here ]------------ | [ 24.584905][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/594 | [ 24.585173][ T594] Modules linked in: ip_gre gre | [ 24.585617][ T594] Tainted: [W]=WARN [ 24.585719][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.585887][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.586060][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.586779][ T594] RSP: 0018:ffa0000000f6f918 EFLAGS: 00010286 [ 24.586961][ T594] RAX: 00000000ffffffa6 RBX: ff1100000c69b540 RCX: 1ff40000001edee9 [ 24.587190][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b5fc [ 24.587404][ T594] RBP: ff1100000ee64000 R08: 1fe22000018d36c1 R09: ff1100000a0a8b80 [ 24.587814][ T594] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.588194][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee64000 [ 24.588404][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.588647][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.589963][ T594] CR2: 000055f6c1388658 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.590168][ T594] PKRU: 55555554 [ 24.590285][ T594] Call Trace: [ 24.590415][ T594] [ 24.590492][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.590655][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.590794][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.590896][ T594] register_netdevice (net/core/dev.c:11488) [ 24.591038][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.591220][ T594] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.591361][ T594] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.591500][ T594] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.591633][ T594] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.591767][ T594] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.591900][ T594] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.592047][ T594] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.592202][ T594] ops_init (net/core/net_namespace.c:137) [ 24.592309][ T594] setup_net (net/core/net_namespace.c:446) [ 24.592427][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.592595][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.592745][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.592905][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.593041][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.593389][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.593537][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.593680][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.593814][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.593947][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.594134][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.594301][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.594462][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.594595][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.594745][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.594877][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.595689][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.595861][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.596001][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.596502][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.596703][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.598042][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.598269][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.598527][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.598744][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.603798][ T594] ------------[ cut here ]------------ | [ 24.603956][ T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/594 | [ 24.604211][ T594] Modules linked in: ip_gre gre | [ 24.604816][ T594] Tainted: [W]=WARN [ 24.604938][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.605107][ T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.605296][ T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.605792][ T594] RSP: 0018:ffa0000000f6f918 EFLAGS: 00010286 [ 24.606004][ T594] RAX: 00000000ffffffa6 RBX: ff110000107823c0 RCX: 1ff40000001edee9 [ 24.606211][ T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078247c [ 24.606416][ T594] RBP: ff1100000a324000 R08: 1fe22000020f0491 R09: ff1100000a0a8b80 [ 24.606624][ T594] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.606856][ T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a324000 [ 24.607085][ T594] FS: 00007fbd16327840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.607340][ T594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.607518][ T594] CR2: 000055f6c1388658 CR3: 000000001060c001 CR4: 0000000000771ef0 [ 24.607718][ T594] PKRU: 55555554 [ 24.607840][ T594] Call Trace: [ 24.607941][ T594] [ 24.608019][ T594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.608220][ T594] ? notifier_call_chain (kernel/notifier.c:85) [ 24.608363][ T594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.608471][ T594] register_netdevice (net/core/dev.c:11488) [ 24.608607][ T594] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 24.608772][ T594] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.608909][ T594] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 24.609057][ T594] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 24.609193][ T594] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 24.609328][ T594] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 24.609494][ T594] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 24.609630][ T594] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 24.609766][ T594] ops_init (net/core/net_namespace.c:137) [ 24.609878][ T594] setup_net (net/core/net_namespace.c:446) [ 24.609999][ T594] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 24.610132][ T594] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 24.610570][ T594] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 24.611564][ T594] copy_net_ns (net/core/net_namespace.c:579) [ 24.611717][ T594] create_new_namespaces (kernel/nsproxy.c:132) [ 24.611852][ T594] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 24.611988][ T594] ksys_unshare (kernel/fork.c:3243) [ 24.612142][ T594] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.612301][ T594] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 24.612465][ T594] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 24.612618][ T594] ? __ia32_sys_open (fs/open.c:1374) [ 24.612753][ T594] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 24.612898][ T594] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 24.613054][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.613218][ T594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.613358][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.613516][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.613687][ T594] RIP: 0033:0x7fbd165e9bcb [ 24.613852][ T594] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 24.614365][ T594] RSP: 002b:00007ffce5415d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 24.614587][ T594] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd165e9bcb [ 24.614796][ T594] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 24.614996][ T594] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 24.615241][ T594] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce5417fc0 [ 24.615458][ T594] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce5418877 | [ 24.651328][ T595] ------------[ cut here ]------------ | [ 24.651533][ T595] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/595 | [ 24.651776][ T595] Modules linked in: ip_gre gre | [ 24.652237][ T595] Tainted: [W]=WARN [ 24.652342][ T595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.652530][ T595] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.652719][ T595] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.653215][ T595] RSP: 0018:ffa000000114ee30 EFLAGS: 00010286 [ 24.653631][ T595] RAX: 00000000ffffffa6 RBX: ff1100000fbbe900 RCX: 1ff4000000229d8c [ 24.653849][ T595] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe9bc [ 24.654054][ T595] RBP: ff11000005039000 R08: 1fe2200001f77d39 R09: ff1100000a0aae80 [ 24.654265][ T595] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.654496][ T595] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c930088 [ 24.654705][ T595] FS: 00007fde63fa7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.654946][ T595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.655142][ T595] CR2: 000000000042ebe0 CR3: 000000001053d001 CR4: 0000000000771ef0 [ 24.655361][ T595] PKRU: 55555554 [ 24.655540][ T595] Call Trace: [ 24.655643][ T595] [ 24.655714][ T595] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.655855][ T595] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.655970][ T595] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 24.656141][ T595] __dev_notify_flags (net/core/dev.c:9787) [ 24.656298][ T595] ? netif_change_name (net/core/dev.c:1495) [ 24.656440][ T595] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 24.657163][ T595] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.658419][ T595] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.658565][ T595] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 24.658704][ T595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.658841][ T595] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 24.658991][ T595] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 24.659140][ T595] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 24.659285][ T595] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 24.659430][ T595] veth_newlink (drivers/net/veth.c:1871) [ 24.659576][ T595] ? veth_poll_controller (drivers/net/veth.c:1470) [ 24.659713][ T595] ? kasan_save_stack (mm/kasan/common.c:57) [ 24.659849][ T595] ? kasan_save_track (mm/kasan/common.c:78) [ 24.659987][ T595] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 24.660141][ T595] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 24.660308][ T595] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 24.660460][ T595] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 24.660599][ T595] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.660743][ T595] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 24.660882][ T595] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 24.661043][ T595] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 24.661191][ T595] ? __dev_get_by_name (net/core/dev.c:883) [ 24.661328][ T595] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 24.661483][ T595] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 24.661627][ T595] rtnl_newlink (net/core/rtnetlink.c:4150) [ 24.661766][ T595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.661903][ T595] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.662041][ T595] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.662211][ T595] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.662354][ T595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.662502][ T595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.662640][ T595] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.662793][ T595] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.662939][ T595] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.663075][ T595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.663218][ T595] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.663364][ T595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.663651][ T595] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.663805][ T595] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.663941][ T595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.664089][ T595] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.664233][ T595] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 24.664376][ T595] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 24.664526][ T595] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.664678][ T595] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.664816][ T595] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.664955][ T595] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 24.665094][ T595] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.665236][ T595] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 24.665381][ T595] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 24.665529][ T595] ? copy_msghdr_from_user (net/socket.c:2635) [ 24.665669][ T595] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 24.665856][ T595] ? move_addr_to_kernel (net/socket.c:258) [ 24.665999][ T595] ___sys_sendmsg (net/socket.c:2752) [ 24.666137][ T595] ? copy_msghdr_from_user (net/socket.c:2603) [ 24.666286][ T595] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.666473][ T595] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 24.666613][ T595] __sys_sendmsg (net/socket.c:2784) [ 24.666754][ T595] ? __sys_sendmsg_sock (net/socket.c:2765) [ 24.666897][ T595] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 24.667047][ T595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.667194][ T595] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.667352][ T595] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.667496][ T595] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.667636][ T595] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.667814][ T595] RIP: 0033:0x7fde641e108e [ 24.667960][ T595] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 24.668515][ T595] RSP: 002b:00007fff71147c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.668722][ T595] RAX: ffffffffffffffda RBX: 00007fff71148410 RCX: 00007fde641e108e [ 24.668930][ T595] RDX: 0000000000000000 RSI: 00007fff71147d10 RDI: 0000000000000005 [ 24.669135][ T595] RBP: 00007fff71147c70 R08: 0000000000000000 R09: 0000000000000000 [ 24.669345][ T595] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfca [ 24.669564][ T595] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff711483d0 | [ 24.677072][ T595] ------------[ cut here ]------------ | [ 24.677236][ T595] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/595 | [ 24.677770][ T595] Modules linked in: ip_gre gre | [ 24.678218][ T595] Tainted: [W]=WARN [ 24.678323][ T595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.678504][ T595] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.678682][ T595] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.679196][ T595] RSP: 0018:ffa000000114f1b0 EFLAGS: 00010286 [ 24.679377][ T595] RAX: 00000000ffffffa6 RBX: ff1100000bd27380 RCX: 1ff4000000229dfc [ 24.679588][ T595] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2743c [ 24.679805][ T595] RBP: ff1100000edec000 R08: 1fe22000017a4e89 R09: ff1100000a0aae80 [ 24.680008][ T595] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 24.680217][ T595] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 24.680435][ T595] FS: 00007fde63fa7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.680711][ T595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.680887][ T595] CR2: 000000000042ebe0 CR3: 000000001053d001 CR4: 0000000000771ef0 [ 24.681114][ T595] PKRU: 55555554 [ 24.681228][ T595] Call Trace: [ 24.681331][ T595] [ 24.681407][ T595] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.681555][ T595] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.681663][ T595] __dev_notify_flags (net/core/dev.c:9787) [ 24.682119][ T595] ? netif_change_name (net/core/dev.c:1495) [ 24.682263][ T595] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 24.682411][ T595] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 24.682573][ T595] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 24.682713][ T595] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 24.682851][ T595] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 24.682989][ T595] ? __dev_get_by_name (net/core/dev.c:883) [ 24.683126][ T595] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 24.683274][ T595] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 24.683423][ T595] rtnl_newlink (net/core/rtnetlink.c:4150) [ 24.683567][ T595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.683705][ T595] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.683842][ T595] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.683980][ T595] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.684119][ T595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.684266][ T595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.684425][ T595] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.684589][ T595] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.684728][ T595] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.684863][ T595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.684998][ T595] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.685155][ T595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.685294][ T595] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.685438][ T595] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.685582][ T595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.685720][ T595] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.685861][ T595] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 24.686000][ T595] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 24.686140][ T595] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.686287][ T595] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.686435][ T595] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.686581][ T595] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 24.686719][ T595] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.686859][ T595] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 24.686999][ T595] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 24.687136][ T595] ? copy_msghdr_from_user (net/socket.c:2635) [ 24.687279][ T595] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 24.687466][ T595] ? move_addr_to_kernel (net/socket.c:258) [ 24.687609][ T595] ___sys_sendmsg (net/socket.c:2752) [ 24.687748][ T595] ? copy_msghdr_from_user (net/socket.c:2603) [ 24.687891][ T595] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.688068][ T595] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 24.688211][ T595] __sys_sendmsg (net/socket.c:2784) [ 24.688356][ T595] ? __sys_sendmsg_sock (net/socket.c:2765) [ 24.688547][ T595] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 24.688683][ T595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.688821][ T595] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.688958][ T595] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.689094][ T595] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.689236][ T595] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.689411][ T595] RIP: 0033:0x7fde641e108e [ 24.689564][ T595] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 24.690051][ T595] RSP: 002b:00007fff71147c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.690262][ T595] RAX: ffffffffffffffda RBX: 00007fff71148410 RCX: 00007fde641e108e [ 24.690480][ T595] RDX: 0000000000000000 RSI: 00007fff71147d10 RDI: 0000000000000005 [ 24.690685][ T595] RBP: 00007fff71147c70 R08: 0000000000000000 R09: 0000000000000000 [ 24.690889][ T595] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfca [ 24.691093][ T595] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff711483d0 | [ 24.722873][ T596] ------------[ cut here ]------------ | [ 24.723035][ T596] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/596 | [ 24.723271][ T596] Modules linked in: ip_gre gre | [ 24.723700][ T596] Tainted: [W]=WARN [ 24.723799][ T596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.723965][ T596] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.724138][ T596] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.724717][ T596] RSP: 0018:ffa000000114f020 EFLAGS: 00010286 [ 24.724886][ T596] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff4000000229dca [ 24.725084][ T596] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 24.725298][ T596] RBP: ff1100000edec000 R08: 1fe2200001f45139 R09: ff11000009895158 [ 24.725587][ T596] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 24.725794][ T596] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 24.726087][ T596] FS: 00007efc6ba69840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.726441][ T596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.726615][ T596] CR2: 000000000164c988 CR3: 0000000004c60003 CR4: 0000000000771ef0 [ 24.726812][ T596] PKRU: 55555554 [ 24.726911][ T596] Call Trace: [ 24.727010][ T596] [ 24.727079][ T596] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.727219][ T596] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.727320][ T596] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 24.727546][ T596] __dev_notify_flags (net/core/dev.c:9787) [ 24.727681][ T596] ? netif_change_name (net/core/dev.c:1495) [ 24.727813][ T596] ? __dev_change_flags (net/core/dev.c:9752) [ 24.727948][ T596] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 24.728083][ T596] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.728224][ T596] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 24.728440][ T596] netif_change_flags (net/core/dev.c:9820) [ 24.728580][ T596] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 24.728715][ T596] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 24.728850][ T596] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 24.728986][ T596] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 24.729157][ T596] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.729290][ T596] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.729513][ T596] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 24.729648][ T596] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 24.729783][ T596] ? __kernel_text_address (kernel/extable.c:79) [ 24.729918][ T596] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.730054][ T596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.730192][ T596] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 24.730326][ T596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.730540][ T596] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.730673][ T596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.730805][ T596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.730938][ T596] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 24.731072][ T596] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 24.731211][ T596] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 24.731374][ T596] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 24.731514][ T596] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 24.731651][ T596] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 24.731788][ T596] rtnl_newlink (net/core/rtnetlink.c:4150) [ 24.731930][ T596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.732064][ T596] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.732198][ T596] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.732331][ T596] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.732477][ T596] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.732612][ T596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.732744][ T596] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.732879][ T596] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.733014][ T596] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.733152][ T596] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.733286][ T596] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.733425][ T596] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.733563][ T596] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.733696][ T596] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.733832][ T596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.733967][ T596] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.734102][ T596] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.734242][ T596] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.734383][ T596] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.734529][ T596] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 24.734664][ T596] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 24.734798][ T596] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.734934][ T596] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.735069][ T596] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.735208][ T596] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 24.735342][ T596] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.735488][ T596] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 24.735626][ T596] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 24.735760][ T596] ? copy_msghdr_from_user (net/socket.c:2635) [ 24.735894][ T596] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 24.736059][ T596] ? move_addr_to_kernel (net/socket.c:258) [ 24.736198][ T596] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 24.736336][ T596] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.736483][ T596] ___sys_sendmsg (net/socket.c:2752) [ 24.736617][ T596] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 24.736785][ T596] ? copy_msghdr_from_user (net/socket.c:2603) [ 24.736934][ T596] __sys_sendmsg (net/socket.c:2784) [ 24.737068][ T596] ? __sys_sendmsg_sock (net/socket.c:2765) [ 24.737208][ T596] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 24.737381][ T596] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.737527][ T596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.737662][ T596] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.737795][ T596] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.737930][ T596] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.738063][ T596] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.738229][ T596] RIP: 0033:0x7efc6bca308e [ 24.738374][ T596] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 24.738854][ T596] RSP: 002b:00007fff78977ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.739058][ T596] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efc6bca308e [ 24.739261][ T596] RDX: 0000000000000000 RSI: 00007fff78977d50 RDI: 0000000000000005 [ 24.739472][ T596] RBP: 00007fff78977cb0 R08: 0000000000000000 R09: 0000000000000000 [ 24.739670][ T596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfca [ 24.739869][ T596] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff78978420 | [ 24.766940][ T597] ------------[ cut here ]------------ | [ 24.767099][ T597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/597 | [ 24.767338][ T597] Modules linked in: ip_gre gre | [ 24.767769][ T597] Tainted: [W]=WARN [ 24.767877][ T597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.768046][ T597] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.768229][ T597] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.768782][ T597] RSP: 0018:ffa000000114f020 EFLAGS: 00010286 [ 24.768952][ T597] RAX: 00000000ffffffa6 RBX: ff1100000b61d380 RCX: 1ff4000000229dca [ 24.769158][ T597] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61d43c [ 24.769468][ T597] RBP: ff11000005039000 R08: 1fe22000016c3a89 R09: ff11000009890b58 [ 24.769678][ T597] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 24.769878][ T597] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 24.770163][ T597] FS: 00007f0da3ed6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.770485][ T597] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.770665][ T597] CR2: 00000000213fa988 CR3: 0000000004c60006 CR4: 0000000000771ef0 [ 24.770865][ T597] PKRU: 55555554 [ 24.770964][ T597] Call Trace: [ 24.771064][ T597] [ 24.771133][ T597] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.771275][ T597] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.771482][ T597] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 24.771620][ T597] __dev_notify_flags (net/core/dev.c:9787) [ 24.771754][ T597] ? netif_change_name (net/core/dev.c:1495) [ 24.771893][ T597] ? __dev_change_flags (net/core/dev.c:9752) [ 24.772028][ T597] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 24.772165][ T597] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.772302][ T597] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 24.772502][ T597] netif_change_flags (net/core/dev.c:9820) [ 24.772639][ T597] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 24.772773][ T597] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 24.772909][ T597] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 24.773045][ T597] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 24.773218][ T597] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.773410][ T597] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.773552][ T597] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 24.773685][ T597] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 24.773820][ T597] ? __kernel_text_address (kernel/extable.c:79) [ 24.773955][ T597] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.774092][ T597] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.774230][ T597] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 24.774423][ T597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.774563][ T597] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 24.774697][ T597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.774831][ T597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.774965][ T597] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 24.775099][ T597] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 24.775238][ T597] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 24.775380][ T597] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 24.775523][ T597] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 24.775662][ T597] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 24.775800][ T597] rtnl_newlink (net/core/rtnetlink.c:4150) [ 24.775935][ T597] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.776068][ T597] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.776207][ T597] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.776340][ T597] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.776489][ T597] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.776626][ T597] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.776761][ T597] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.776895][ T597] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.777030][ T597] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.777166][ T597] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.777312][ T597] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.777461][ T597] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.777595][ T597] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.777738][ T597] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.777875][ T597] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.778009][ T597] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.778143][ T597] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.778282][ T597] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.778423][ T597] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.778567][ T597] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 24.778701][ T597] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 24.778839][ T597] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.778985][ T597] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.779122][ T597] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.779261][ T597] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 24.779401][ T597] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.779544][ T597] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 24.779680][ T597] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 24.779814][ T597] ? copy_msghdr_from_user (net/socket.c:2635) [ 24.779951][ T597] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 24.780117][ T597] ? move_addr_to_kernel (net/socket.c:258) [ 24.780258][ T597] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 24.780395][ T597] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.780537][ T597] ___sys_sendmsg (net/socket.c:2752) [ 24.780671][ T597] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 24.780837][ T597] ? copy_msghdr_from_user (net/socket.c:2603) [ 24.780995][ T597] __sys_sendmsg (net/socket.c:2784) [ 24.781130][ T597] ? __sys_sendmsg_sock (net/socket.c:2765) [ 24.781268][ T597] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 24.781443][ T597] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.781585][ T597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.781720][ T597] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.781855][ T597] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.781990][ T597] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.782125][ T597] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.782295][ T597] RIP: 0033:0x7f0da411008e [ 24.782440][ T597] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 24.782926][ T597] RSP: 002b:00007fff6abb6c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.783129][ T597] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0da411008e [ 24.783332][ T597] RDX: 0000000000000000 RSI: 00007fff6abb6d40 RDI: 0000000000000005 [ 24.783549][ T597] RBP: 00007fff6abb6ca0 R08: 0000000000000000 R09: 0000000000000000 [ 24.783749][ T597] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfca [ 24.783951][ T597] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6abb7410 | [ 24.786046][ T211] ------------[ cut here ]------------ | [ 24.786178][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 24.786432][ T211] Modules linked in: ip_gre gre | [ 24.786848][ T211] Tainted: [W]=WARN [ 24.786942][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.787098][ T211] Workqueue: events_unbound linkwatch_event [ 24.787259][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.787423][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.787868][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 24.788022][ T211] RAX: 00000000ffffffa6 RBX: ff1100000b61d540 RCX: 1ff400000011cf02 [ 24.788211][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b61d5fc [ 24.788585][ T211] RBP: ff1100000edec000 R08: 1fe22000016c3ac1 R09: ff1100001018aea8 [ 24.788780][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 24.788974][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 24.789176][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 24.789505][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.789672][ T211] CR2: 00000000213fa988 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 24.789868][ T211] PKRU: 55555554 [ 24.789966][ T211] Call Trace: [ 24.790064][ T211] [ 24.790134][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.790271][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 24.790530][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.790632][ T211] netif_state_change (net/core/dev.c:1605) [ 24.790765][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.790933][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 24.791063][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 24.791199][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.791335][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 24.791547][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 24.791678][ T211] process_one_work (kernel/workqueue.c:3314) [ 24.791815][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 24.791948][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.792092][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 24.792229][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.792456][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 24.792592][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 24.792723][ T211] kthread (kernel/kthread.c:436) [ 24.792821][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.792984][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 24.793118][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.793256][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 24.793549][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.793681][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 24.793812][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.850137][ T599] ------------[ cut here ]------------ | [ 24.850329][ T599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/599 | [ 24.850841][ T599] Modules linked in: ip_gre gre | [ 24.851263][ T599] Tainted: [W]=WARN [ 24.851370][ T599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.851543][ T599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.851743][ T599] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.852236][ T599] RSP: 0018:ffa000000114f150 EFLAGS: 00010286 [ 24.852410][ T599] RAX: 00000000ffffffa6 RBX: ff1100000c9b6580 RCX: 1ff4000000229df0 [ 24.852620][ T599] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b663c [ 24.852819][ T599] RBP: ff11000005039000 R08: 1fe2200001936cc9 R09: ff11000009850b58 [ 24.853018][ T599] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 24.853227][ T599] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b1ef840 [ 24.853518][ T599] FS: 00007ff623d08840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 24.853754][ T599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.853921][ T599] CR2: 00000000004ebb28 CR3: 0000000004f4e003 CR4: 0000000000771ef0 [ 24.854121][ T599] PKRU: 55555554 [ 24.854240][ T599] Call Trace: [ 24.854342][ T599] [ 24.854498][ T599] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.854719][ T599] ? notifier_call_chain (kernel/notifier.c:85) [ 24.854852][ T599] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.854955][ T599] netif_state_change (net/core/dev.c:1605) [ 24.855088][ T599] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.855280][ T599] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 24.855543][ T599] linkwatch_sync_dev (net/core/link_watch.c:295) [ 24.855678][ T599] rtnl_getlink (net/core/rtnetlink.c:4273) [ 24.855812][ T599] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.855944][ T599] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.856076][ T599] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 24.856217][ T599] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.856428][ T599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.856594][ T599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.856745][ T599] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.856877][ T599] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.857009][ T599] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.857141][ T599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.857278][ T599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.857508][ T599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.857642][ T599] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 24.857784][ T599] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.857915][ T599] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.858062][ T599] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.858196][ T599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.858339][ T599] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.858553][ T599] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.858685][ T599] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.858816][ T599] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.858963][ T599] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.859100][ T599] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 24.859236][ T599] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 24.859376][ T599] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.859515][ T599] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.859646][ T599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.859780][ T599] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 24.859915][ T599] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.860050][ T599] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 24.860190][ T599] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 24.860322][ T599] ? copy_msghdr_from_user (net/socket.c:2635) [ 24.860464][ T599] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 24.860628][ T599] ? move_addr_to_kernel (net/socket.c:258) [ 24.860760][ T599] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.860895][ T599] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 24.861060][ T599] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.861195][ T599] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 24.861370][ T599] ___sys_sendmsg (net/socket.c:2752) [ 24.861522][ T599] ? copy_msghdr_from_user (net/socket.c:2603) [ 24.861654][ T599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.861797][ T599] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 24.861941][ T599] ? do_getsockname (net/socket.c:2192) [ 24.862078][ T599] __sys_sendmsg (net/socket.c:2784) [ 24.862216][ T599] ? __sys_sendmsg_sock (net/socket.c:2765) [ 24.862358][ T599] ? __sys_getsockname (net/socket.c:2210) [ 24.862494][ T599] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.862628][ T599] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.862759][ T599] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.862891][ T599] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.863026][ T599] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.863195][ T599] RIP: 0033:0x7ff623f4208e [ 24.863334][ T599] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 24.863831][ T599] RSP: 002b:00007ffcaaeb4ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.864032][ T599] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff623f4208e [ 24.864232][ T599] RDX: 0000000000000000 RSI: 00007ffcaaeb4d50 RDI: 0000000000000006 [ 24.864434][ T599] RBP: 00007ffcaaeb4cb0 R08: 0000000000000000 R09: 0000000000000000 [ 24.864822][ T599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcb [ 24.865031][ T599] R13: 00007ffcaaeb4e00 R14: 000000000000000d R15: 00007ffcaaeb787a | [ 24.962101][ T602] ------------[ cut here ]------------ | [ 24.962957][ T602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/602 | [ 24.963276][ T602] Modules linked in: ip_gre gre | [ 24.964024][ T602] Tainted: [W]=WARN [ 24.964287][ T602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.964624][ T602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.964975][ T602] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.965584][ T602] RSP: 0018:ffa000000115ef10 EFLAGS: 00010286 [ 24.965818][ T602] RAX: 00000000ffffffa6 RBX: ff1100000ce32e40 RCX: 1ff400000022bda8 [ 24.966083][ T602] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32efc [ 24.966395][ T602] RBP: ff1100000a384000 R08: 1fe22000019c65e1 R09: ff1100000ffd0b80 [ 24.966711][ T602] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 24.967002][ T602] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 24.967302][ T602] FS: 00007f96e37e3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 24.967671][ T602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.967904][ T602] CR2: 00007f96e39dc460 CR3: 0000000004c93002 CR4: 0000000000771ef0 [ 24.968172][ T602] PKRU: 55555554 [ 24.968334][ T602] Call Trace: [ 24.968513][ T602] [ 24.968662][ T602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.968864][ T602] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 24.969062][ T602] notifier_call_chain (kernel/notifier.c:85) [ 24.969555][ T602] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 24.969753][ T602] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 24.969945][ T602] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 24.970181][ T602] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 24.970463][ T602] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 24.970716][ T602] netif_set_mtu (net/core/dev.c:9910) [ 24.970942][ T602] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 24.971148][ T602] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 24.971374][ T602] dev_set_mtu (net/core/dev_api.c:249) [ 24.971633][ T602] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 24.971831][ T602] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 24.972044][ T602] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 24.972298][ T602] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 24.972517][ T602] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 24.972772][ T602] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 24.972988][ T602] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 24.973209][ T602] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 24.973445][ T602] ? __dev_get_by_name (net/core/dev.c:883) [ 24.973660][ T602] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 24.973862][ T602] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 24.974088][ T602] rtnl_newlink (net/core/rtnetlink.c:4150) [ 24.974315][ T602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.974533][ T602] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.974732][ T602] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.974945][ T602] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.975139][ T602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.975375][ T602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.975622][ T602] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.975825][ T602] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.976023][ T602] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.976246][ T602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.976478][ T602] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.979197][ T602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.979402][ T602] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.979627][ T602] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.979824][ T602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.980042][ T602] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.980265][ T602] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 24.980495][ T602] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 24.980713][ T602] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.980911][ T602] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.981107][ T602] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.981317][ T602] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 24.981540][ T602] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.981748][ T602] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 24.981945][ T602] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 24.982141][ T602] ? copy_msghdr_from_user (net/socket.c:2635) [ 24.982378][ T602] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 24.982634][ T602] ? move_addr_to_kernel (net/socket.c:258) [ 24.982857][ T602] ___sys_sendmsg (net/socket.c:2752) [ 24.983052][ T602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.983268][ T602] ? copy_msghdr_from_user (net/socket.c:2603) [ 24.983489][ T602] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 24.983703][ T602] __sys_sendmsg (net/socket.c:2784) [ 24.983897][ T602] ? __sys_sendmsg_sock (net/socket.c:2765) [ 24.984103][ T602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.984320][ T602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 24.984552][ T602] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.984748][ T602] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 24.984942][ T602] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 24.985139][ T602] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.985403][ T602] RIP: 0033:0x7f96e3a1d08e [ 24.985752][ T602] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 24.986378][ T602] RSP: 002b:00007ffdcd8025d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.986681][ T602] RAX: ffffffffffffffda RBX: 00007ffdcd802d80 RCX: 00007f96e3a1d08e [ 24.986955][ T602] RDX: 0000000000000000 RSI: 00007ffdcd802680 RDI: 0000000000000005 [ 24.987242][ T602] RBP: 00007ffdcd8025e0 R08: 0000000000000000 R09: 0000000000000000 [ 24.987530][ T602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcb [ 24.987793][ T602] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd802d50 | [ 24.990100][ T602] ------------[ cut here ]------------ | [ 24.990301][ T602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/602 | [ 24.990583][ T602] Modules linked in: ip_gre gre | [ 24.990997][ T602] Tainted: [W]=WARN [ 24.991101][ T602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.991285][ T602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 24.991473][ T602] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 24.991959][ T602] RSP: 0018:ffa000000115f1b0 EFLAGS: 00010286 [ 24.992130][ T602] RAX: 00000000ffffffa6 RBX: ff11000010782200 RCX: 1ff400000022bdfc [ 24.992361][ T602] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107822bc [ 24.992653][ T602] RBP: ff1100000a384000 R08: 1fe22000020f0459 R09: ff1100000ffd0b80 [ 24.992861][ T602] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 24.993062][ T602] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 24.993274][ T602] FS: 00007f96e37e3840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 24.993584][ T602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.993754][ T602] CR2: 000055f6c13babd8 CR3: 0000000004c93005 CR4: 0000000000771ef0 [ 24.993956][ T602] PKRU: 55555554 [ 24.994057][ T602] Call Trace: [ 24.994161][ T602] [ 24.994256][ T602] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 24.994425][ T602] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 24.994581][ T602] __dev_notify_flags (net/core/dev.c:9787) [ 24.994718][ T602] ? netif_change_name (net/core/dev.c:1495) [ 24.994864][ T602] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 24.995037][ T602] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 24.995180][ T602] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 24.995317][ T602] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 24.995467][ T602] ? __dev_get_by_name (net/core/dev.c:883) [ 24.995606][ T602] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 24.995748][ T602] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 24.995890][ T602] rtnl_newlink (net/core/rtnetlink.c:4150) [ 24.996056][ T602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.996194][ T602] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.996329][ T602] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.996492][ T602] ? mark_usage (kernel/locking/lockdep.c:4674) [ 24.996645][ T602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.996806][ T602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 24.996977][ T602] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 24.997116][ T602] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 24.997257][ T602] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 24.997394][ T602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.997532][ T602] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.997668][ T602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 24.997817][ T602] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 24.997956][ T602] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.998096][ T602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.998235][ T602] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.998381][ T602] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 24.998524][ T602] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 24.998662][ T602] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.998800][ T602] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.998938][ T602] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 24.999109][ T602] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 24.999251][ T602] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 24.999397][ T602] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 24.999542][ T602] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 24.999691][ T602] ? copy_msghdr_from_user (net/socket.c:2635) [ 24.999830][ T602] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 25.000094][ T602] ? move_addr_to_kernel (net/socket.c:258) [ 25.000239][ T602] ___sys_sendmsg (net/socket.c:2752) [ 25.000379][ T602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.000519][ T602] ? copy_msghdr_from_user (net/socket.c:2603) [ 25.000753][ T602] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 25.000890][ T602] __sys_sendmsg (net/socket.c:2784) [ 25.001025][ T602] ? __sys_sendmsg_sock (net/socket.c:2765) [ 25.001167][ T602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.001398][ T602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.001541][ T602] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 25.001678][ T602] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 25.001824][ T602] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 25.002050][ T602] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.002223][ T602] RIP: 0033:0x7f96e3a1d08e [ 25.002392][ T602] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 25.003001][ T602] RSP: 002b:00007ffdcd8025d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.003210][ T602] RAX: ffffffffffffffda RBX: 00007ffdcd802d80 RCX: 00007f96e3a1d08e [ 25.003557][ T602] RDX: 0000000000000000 RSI: 00007ffdcd802680 RDI: 0000000000000005 [ 25.003766][ T602] RBP: 00007ffdcd8025e0 R08: 0000000000000000 R09: 0000000000000000 [ 25.003968][ T602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcb [ 25.004304][ T602] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd802d50 | [ 25.039600][ T603] ------------[ cut here ]------------ | [ 25.039792][ T603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/603 | [ 25.040048][ T603] Modules linked in: ip_gre gre | [ 25.040547][ T603] Tainted: [W]=WARN [ 25.040658][ T603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.040868][ T603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 25.041060][ T603] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 25.041619][ T603] RSP: 0018:ffa000000116ef10 EFLAGS: 00010286 [ 25.041810][ T603] RAX: 00000000ffffffa6 RBX: ff1100000a2138c0 RCX: 1ff400000022dda8 [ 25.042069][ T603] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21397c [ 25.042297][ T603] RBP: ff1100000fad4000 R08: 1fe2200001442731 R09: ff11000009742e80 [ 25.042526][ T603] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 25.042739][ T603] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 25.042955][ T603] FS: 00007fce53edc840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 25.043210][ T603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.043397][ T603] CR2: 000000000042f320 CR3: 0000000004c60001 CR4: 0000000000771ef0 [ 25.043713][ T603] PKRU: 55555554 [ 25.043820][ T603] Call Trace: [ 25.043942][ T603] [ 25.044019][ T603] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.044166][ T603] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 25.044312][ T603] notifier_call_chain (kernel/notifier.c:85) [ 25.044471][ T603] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 25.044617][ T603] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 25.044785][ T603] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 25.045001][ T603] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 25.045188][ T603] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 25.045363][ T603] netif_set_mtu (net/core/dev.c:9910) [ 25.045531][ T603] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 25.045693][ T603] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 25.045993][ T603] dev_set_mtu (net/core/dev_api.c:249) [ 25.046106][ T603] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 25.046255][ T603] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 25.046407][ T603] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 25.046598][ T603] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 25.046742][ T603] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 25.046925][ T603] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 25.047093][ T603] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 25.047252][ T603] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 25.047416][ T603] ? __dev_get_by_name (net/core/dev.c:883) [ 25.047597][ T603] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 25.047751][ T603] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 25.047921][ T603] rtnl_newlink (net/core/rtnetlink.c:4150) [ 25.048070][ T603] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.048235][ T603] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.048387][ T603] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.048547][ T603] ? mark_usage (kernel/locking/lockdep.c:4674) [ 25.048716][ T603] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.048889][ T603] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.049040][ T603] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.049189][ T603] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 25.049334][ T603] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.049489][ T603] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.049649][ T603] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.049796][ T603] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.049970][ T603] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.050122][ T603] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 25.050269][ T603] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.050427][ T603] ? netlink_ack (./include/linux/skbuff.h:2718) [ 25.050582][ T603] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 25.050724][ T603] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 25.050885][ T603] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 25.051031][ T603] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 25.051198][ T603] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.051344][ T603] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 25.051500][ T603] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 25.051658][ T603] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 25.051829][ T603] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 25.051992][ T603] ? copy_msghdr_from_user (net/socket.c:2635) [ 25.052150][ T603] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 25.052343][ T603] ? move_addr_to_kernel (net/socket.c:258) [ 25.052521][ T603] ___sys_sendmsg (net/socket.c:2752) [ 25.052671][ T603] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.052829][ T603] ? copy_msghdr_from_user (net/socket.c:2603) [ 25.052987][ T603] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 25.053136][ T603] __sys_sendmsg (net/socket.c:2784) [ 25.053320][ T603] ? __sys_sendmsg_sock (net/socket.c:2765) [ 25.053502][ T603] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.053648][ T603] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.053795][ T603] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 25.053940][ T603] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 25.054083][ T603] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 25.054233][ T603] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.054658][ T603] RIP: 0033:0x7fce5411608e [ 25.054815][ T603] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 25.055364][ T603] RSP: 002b:00007fff97c424d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.055589][ T603] RAX: ffffffffffffffda RBX: 00007fff97c42c80 RCX: 00007fce5411608e [ 25.055806][ T603] RDX: 0000000000000000 RSI: 00007fff97c42580 RDI: 0000000000000005 [ 25.056042][ T603] RBP: 00007fff97c424e0 R08: 0000000000000000 R09: 0000000000000000 [ 25.056264][ T603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcb [ 25.056582][ T603] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff97c42c50 | [ 25.058401][ T603] ------------[ cut here ]------------ | [ 25.058542][ T603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/603 | [ 25.058780][ T603] Modules linked in: ip_gre gre | [ 25.059235][ T603] Tainted: [W]=WARN [ 25.059884][ T603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.060061][ T603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 25.060247][ T603] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 25.060923][ T603] RSP: 0018:ffa000000116f1b0 EFLAGS: 00010286 [ 25.061100][ T603] RAX: 00000000ffffffa6 RBX: ff1100000a2131c0 RCX: 1ff400000022ddfc [ 25.061314][ T603] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21327c [ 25.061591][ T603] RBP: ff1100000fad4000 R08: 1fe2200001442651 R09: ff11000009742e80 [ 25.061807][ T603] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 25.062039][ T603] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 25.062256][ T603] FS: 00007fce53edc840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 25.062559][ T603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.062731][ T603] CR2: 000000000042f320 CR3: 0000000004c60001 CR4: 0000000000771ef0 [ 25.062939][ T603] PKRU: 55555554 [ 25.063042][ T603] Call Trace: [ 25.063147][ T603] [ 25.063222][ T603] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 25.063367][ T603] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 25.063479][ T603] __dev_notify_flags (net/core/dev.c:9787) [ 25.063620][ T603] ? netif_change_name (net/core/dev.c:1495) [ 25.063760][ T603] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 25.063937][ T603] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 25.064300][ T603] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 25.064446][ T603] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 25.064590][ T603] ? __dev_get_by_name (net/core/dev.c:883) [ 25.064727][ T603] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 25.064899][ T603] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 25.065072][ T603] rtnl_newlink (net/core/rtnetlink.c:4150) [ 25.065217][ T603] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.065361][ T603] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.065554][ T603] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.065691][ T603] ? mark_usage (kernel/locking/lockdep.c:4674) [ 25.065829][ T603] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.065971][ T603] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.066111][ T603] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.066267][ T603] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 25.066412][ T603] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.066689][ T603] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.066826][ T603] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.066965][ T603] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.067132][ T603] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.067277][ T603] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 25.067421][ T603] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.067569][ T603] ? netlink_ack (./include/linux/skbuff.h:2718) [ 25.067711][ T603] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 25.067848][ T603] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 25.068000][ T603] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 25.068143][ T603] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 25.068286][ T603] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.068444][ T603] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 25.068591][ T603] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 25.068730][ T603] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 25.068873][ T603] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 25.069011][ T603] ? copy_msghdr_from_user (net/socket.c:2635) [ 25.069156][ T603] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 25.069344][ T603] ? move_addr_to_kernel (net/socket.c:258) [ 25.069498][ T603] ___sys_sendmsg (net/socket.c:2752) [ 25.069637][ T603] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.069775][ T603] ? copy_msghdr_from_user (net/socket.c:2603) [ 25.069924][ T603] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 25.070090][ T603] __sys_sendmsg (net/socket.c:2784) [ 25.070250][ T603] ? __sys_sendmsg_sock (net/socket.c:2765) [ 25.070414][ T603] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.070562][ T603] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.070701][ T603] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 25.070861][ T603] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 25.071000][ T603] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 25.071137][ T603] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.071312][ T603] RIP: 0033:0x7fce5411608e [ 25.071487][ T603] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 25.072045][ T603] RSP: 002b:00007fff97c424d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.072359][ T603] RAX: ffffffffffffffda RBX: 00007fff97c42c80 RCX: 00007fce5411608e [ 25.072578][ T603] RDX: 0000000000000000 RSI: 00007fff97c42580 RDI: 0000000000000005 [ 25.072791][ T603] RBP: 00007fff97c424e0 R08: 0000000000000000 R09: 0000000000000000 [ 25.073110][ T603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcb [ 25.073321][ T603] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff97c42c50 | [ 25.114837][ T604] ------------[ cut here ]------------ | [ 25.115006][ T604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/604 | [ 25.115279][ T604] Modules linked in: ip_gre gre | [ 25.115805][ T604] Tainted: [W]=WARN [ 25.115907][ T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.116074][ T604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 25.116251][ T604] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 25.116733][ T604] RSP: 0018:ffa000000117f020 EFLAGS: 00010286 [ 25.116915][ T604] RAX: 00000000ffffffa6 RBX: ff1100000d7e2740 RCX: 1ff400000022fdca [ 25.117118][ T604] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e27fc [ 25.117320][ T604] RBP: ff1100000a384000 R08: 1fe2200001afc501 R09: ff11000009740b58 [ 25.117527][ T604] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 25.117721][ T604] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 25.117945][ T604] FS: 00007fa01437a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 25.118214][ T604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.118397][ T604] CR2: 0000000011e90988 CR3: 0000000004c60003 CR4: 0000000000771ef0 [ 25.118602][ T604] PKRU: 55555554 [ 25.118700][ T604] Call Trace: [ 25.118799][ T604] [ 25.118870][ T604] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 25.119002][ T604] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 25.119123][ T604] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 25.119257][ T604] __dev_notify_flags (net/core/dev.c:9787) [ 25.119931][ T604] ? netif_change_name (net/core/dev.c:1495) [ 25.120077][ T604] ? __dev_change_flags (net/core/dev.c:9752) [ 25.120217][ T604] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 25.120355][ T604] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.120493][ T604] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 25.120663][ T604] netif_change_flags (net/core/dev.c:9820) [ 25.120823][ T604] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 25.120977][ T604] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 25.121115][ T604] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 25.121255][ T604] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 25.121424][ T604] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.121587][ T604] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.121723][ T604] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 25.121858][ T604] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 25.121991][ T604] ? __kernel_text_address (kernel/extable.c:79) [ 25.122124][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.122271][ T604] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.122425][ T604] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 25.122576][ T604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.122708][ T604] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 25.122840][ T604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.122971][ T604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.123103][ T604] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 25.123248][ T604] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 25.123386][ T604] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 25.123526][ T604] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 25.123671][ T604] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 25.123822][ T604] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 25.123971][ T604] rtnl_newlink (net/core/rtnetlink.c:4150) [ 25.124109][ T604] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.124253][ T604] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.124389][ T604] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.124528][ T604] ? mark_usage (kernel/locking/lockdep.c:4674) [ 25.124658][ T604] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.124791][ T604] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.124923][ T604] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.125054][ T604] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.125216][ T604] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.125354][ T604] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.125494][ T604] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 25.125635][ T604] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.125766][ T604] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.125896][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.126037][ T604] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.126175][ T604] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.126309][ T604] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 25.126445][ T604] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.126586][ T604] ? netlink_ack (./include/linux/skbuff.h:2718) [ 25.126720][ T604] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 25.126851][ T604] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 25.127009][ T604] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 25.127144][ T604] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 25.127293][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.127429][ T604] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 25.127580][ T604] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 25.127714][ T604] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 25.127846][ T604] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 25.127996][ T604] ? copy_msghdr_from_user (net/socket.c:2635) [ 25.128130][ T604] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 25.128298][ T604] ? move_addr_to_kernel (net/socket.c:258) [ 25.128465][ T604] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 25.128606][ T604] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.128744][ T604] ___sys_sendmsg (net/socket.c:2752) [ 25.128893][ T604] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 25.129057][ T604] ? copy_msghdr_from_user (net/socket.c:2603) [ 25.129205][ T604] __sys_sendmsg (net/socket.c:2784) [ 25.129337][ T604] ? __sys_sendmsg_sock (net/socket.c:2765) [ 25.129479][ T604] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 25.129664][ T604] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 25.129820][ T604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.129953][ T604] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 25.130085][ T604] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 25.130223][ T604] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 25.130362][ T604] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.130558][ T604] RIP: 0033:0x7fa0145b408e [ 25.130696][ T604] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 25.131180][ T604] RSP: 002b:00007ffff55570b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.131385][ T604] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa0145b408e [ 25.131632][ T604] RDX: 0000000000000000 RSI: 00007ffff5557160 RDI: 0000000000000005 [ 25.131842][ T604] RBP: 00007ffff55570c0 R08: 0000000000000000 R09: 0000000000000000 [ 25.132047][ T604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcb [ 25.132246][ T604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff5557830 | [ 25.165188][ T605] ------------[ cut here ]------------ | [ 25.165376][ T605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/605 | [ 25.165803][ T605] Modules linked in: ip_gre gre | [ 25.166246][ T605] Tainted: [W]=WARN [ 25.166357][ T605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.166530][ T605] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 25.166707][ T605] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 25.167190][ T605] RSP: 0018:ffa000000118f020 EFLAGS: 00010286 [ 25.167362][ T605] RAX: 00000000ffffffa6 RBX: ff1100000b8f7c40 RCX: 1ff4000000231dca [ 25.167566][ T605] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8f7cfc [ 25.167783][ T605] RBP: ff1100000fad4000 R08: 1fe220000171efa1 R09: ff11000009a7ae58 [ 25.167997][ T605] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 25.168199][ T605] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 25.168408][ T605] FS: 00007f75b258d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 25.168703][ T605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.168870][ T605] CR2: 000000001c0fd988 CR3: 000000000a858006 CR4: 0000000000771ef0 [ 25.169070][ T605] PKRU: 55555554 [ 25.169176][ T605] Call Trace: [ 25.169276][ T605] [ 25.169353][ T605] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 25.169529][ T605] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 25.169632][ T605] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 25.169780][ T605] __dev_notify_flags (net/core/dev.c:9787) [ 25.169916][ T605] ? netif_change_name (net/core/dev.c:1495) [ 25.170050][ T605] ? __dev_change_flags (net/core/dev.c:9752) [ 25.170190][ T605] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 25.170325][ T605] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.170471][ T605] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 25.170616][ T605] netif_change_flags (net/core/dev.c:9820) [ 25.170751][ T605] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 25.170891][ T605] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 25.171030][ T605] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 25.171198][ T605] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 25.171804][ T605] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.171941][ T605] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.172086][ T605] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 25.172225][ T605] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 25.172377][ T605] ? __kernel_text_address (kernel/extable.c:79) [ 25.172521][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.172657][ T605] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.172790][ T605] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 25.172925][ T605] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.173059][ T605] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 25.173203][ T605] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.173336][ T605] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.173482][ T605] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 25.173620][ T605] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 25.173779][ T605] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 25.173916][ T605] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 25.174053][ T605] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 25.174195][ T605] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 25.174333][ T605] rtnl_newlink (net/core/rtnetlink.c:4150) [ 25.174482][ T605] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.174616][ T605] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.174751][ T605] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.174885][ T605] ? mark_usage (kernel/locking/lockdep.c:4674) [ 25.175020][ T605] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.175163][ T605] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.175297][ T605] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.175438][ T605] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.175579][ T605] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 25.175714][ T605] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 25.175848][ T605] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 25.175982][ T605] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.176116][ T605] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.176259][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.176406][ T605] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 25.176543][ T605] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 25.176679][ T605] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 25.176816][ T605] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.176978][ T605] ? netlink_ack (./include/linux/skbuff.h:2718) [ 25.177117][ T605] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 25.177255][ T605] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 25.177397][ T605] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 25.177540][ T605] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 25.177674][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 25.177810][ T605] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 25.177946][ T605] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 25.178081][ T605] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 25.178222][ T605] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 25.178362][ T605] ? copy_msghdr_from_user (net/socket.c:2635) [ 25.178502][ T605] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 25.178670][ T605] ? move_addr_to_kernel (net/socket.c:258) [ 25.178817][ T605] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 25.178952][ T605] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 25.179090][ T605] ___sys_sendmsg (net/socket.c:2752) [ 25.179251][ T605] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 25.179425][ T605] ? copy_msghdr_from_user (net/socket.c:2603) [ 25.179630][ T605] __sys_sendmsg (net/socket.c:2784) [ 25.179767][ T605] ? __sys_sendmsg_sock (net/socket.c:2765) [ 25.179903][ T605] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 25.180072][ T605] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 25.180214][ T605] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 25.180354][ T605] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 25.180494][ T605] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 25.180629][ T605] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 25.180766][ T605] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.180938][ T605] RIP: 0033:0x7f75b27c708e [ 25.181082][ T605] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 25.181577][ T605] RSP: 002b:00007ffe15987d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.181781][ T605] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f75b27c708e [ 25.181982][ T605] RDX: 0000000000000000 RSI: 00007ffe15987e20 RDI: 0000000000000005 [ 25.182188][ T605] RBP: 00007ffe15987d80 R08: 0000000000000000 R09: 0000000000000000 [ 25.182409][ T605] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcb [ 25.182628][ T605] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe159884f0 | [ 26.485554][ T12] ------------[ cut here ]------------ | [ 26.485784][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 26.486087][ T12] Modules linked in: ip_gre gre | [ 26.486659][ T12] Tainted: [W]=WARN [ 26.486809][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.487019][ T12] Workqueue: netns cleanup_net [ 26.487218][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.487453][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.487960][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 26.488174][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8ae40 RCX: 1ff4000000018ec7 [ 26.488448][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8aefc [ 26.488698][ T12] RBP: ff1100000fad4000 R08: 1fe22000019f15e1 R09: ff11000001aed1d0 [ 26.488937][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 26.489178][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 26.489435][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 26.489718][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.489928][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 26.490170][ T12] PKRU: 55555554 [ 26.490320][ T12] Call Trace: [ 26.490490][ T12] [ 26.490606][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.490785][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.490933][ T12] netif_close_many (net/core/dev.c:1804) [ 26.491115][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 26.491304][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 26.491541][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 26.491754][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.491935][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.492142][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.492333][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.492542][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.492726][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.492904][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.493083][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.493272][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.493478][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.493660][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.493841][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.494020][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.494202][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.494395][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.494591][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.494773][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.494956][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.495137][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.495329][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.495542][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.495723][ T12] kthread (kernel/kthread.c:436) [ 26.495870][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.496079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.496272][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.496477][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.496693][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.496875][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.497076][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.499776][ T12] ------------[ cut here ]------------ | [ 26.499981][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 26.500292][ T12] Modules linked in: ip_gre gre | [ 26.500878][ T12] Tainted: [W]=WARN [ 26.501021][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.501266][ T12] Workqueue: netns cleanup_net [ 26.501480][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.501708][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.502203][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.502424][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8b8c0 RCX: 1ff4000000018eed [ 26.502671][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b97c [ 26.502988][ T12] RBP: ff1100000a324000 R08: 1fe22000019f1731 R09: ff11000001aed1d0 [ 26.503234][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 26.503489][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.503724][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 26.504061][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.504277][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 26.504613][ T12] PKRU: 55555554 [ 26.504757][ T12] Call Trace: [ 26.504899][ T12] [ 26.505014][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.505242][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.505479][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.505656][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.505835][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.506009][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.506195][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.506388][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.506572][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.506819][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.506999][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.507180][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.507370][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.507632][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.507805][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.507983][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.508250][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.508441][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.508630][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.508811][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.509056][ T12] kthread (kernel/kthread.c:436) [ 26.509210][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.509430][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.509617][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.509867][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.510071][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.510258][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.510449][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.513658][ T12] ------------[ cut here ]------------ | [ 26.513829][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 26.514196][ T12] Modules linked in: ip_gre gre | [ 26.515312][ T12] Tainted: [W]=WARN [ 26.515537][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.515790][ T12] Workqueue: netns cleanup_net [ 26.516021][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.516291][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.516935][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.517204][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb1c0 RCX: 1ff4000000018eed [ 26.517508][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb27c [ 26.517798][ T12] RBP: ff1100000ee64000 R08: 1fe2200000af7651 R09: ff11000001aed1d0 [ 26.518080][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 26.518474][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.518762][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 26.519076][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.519340][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 26.519688][ T12] PKRU: 55555554 [ 26.519879][ T12] Call Trace: [ 26.520069][ T12] [ 26.520236][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.520518][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.520821][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.521155][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.521338][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.521538][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.521717][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.521895][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.522071][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.522256][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.522453][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.522641][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.522813][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.522991][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.523166][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.523366][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.523556][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.523731][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.523910][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.524091][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.524276][ T12] kthread (kernel/kthread.c:436) [ 26.524432][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.524650][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.524859][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.525037][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.525252][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.525440][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.525626][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.530288][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 26.530502][ C0] clocksource: Watchdog remote CPU 2 read timed out | [ 26.531270][ T12] Modules linked in: ip_gre gre | [ 26.531928][ T12] Tainted: [W]=WARN [ 26.532118][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.532392][ T12] Workqueue: netns cleanup_net [ 26.532658][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.532921][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.533504][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.533769][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba3c0 RCX: 1ff4000000018eed [ 26.534054][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba47c [ 26.534371][ T12] RBP: ff1100000fad4000 R08: 1fe2200000af7491 R09: ff11000001aed1d0 [ 26.534658][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 26.534932][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.535218][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 26.535550][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.535799][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 26.536098][ T12] PKRU: 55555554 [ 26.536297][ T12] Call Trace: [ 26.536509][ T12] [ 26.536682][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.536988][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.537289][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.537594][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.537863][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.538154][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.538447][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.538730][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.538998][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.539289][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.539583][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.539803][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.540024][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.540258][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.540508][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.540731][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.540961][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.541206][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.541450][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.541686][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.541916][ T12] kthread (kernel/kthread.c:436) [ 26.542105][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.542383][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.542614][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.542861][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.543125][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.543369][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.543609][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.554084][ T12] ------------[ cut here ]------------ | [ 26.554227][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 26.554669][ T12] Modules linked in: ip_gre gre | [ 26.555076][ T12] Tainted: [W]=WARN [ 26.555173][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.555326][ T12] Workqueue: netns cleanup_net [ 26.555464][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.555622][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.556084][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.556241][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb000 RCX: 1ff4000000018eed [ 26.556426][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb0bc [ 26.556613][ T12] RBP: ff11000004ce9000 R08: 1fe2200000af7619 R09: ff11000001aed1d0 [ 26.556792][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.556971][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.557155][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.557375][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.557531][ T12] CR2: 00007fdff0d74668 CR3: 00000000100dd005 CR4: 0000000000771ef0 [ 26.557713][ T12] PKRU: 55555554 [ 26.557803][ T12] Call Trace: [ 26.557893][ T12] [ 26.557957][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.558110][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.558264][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.558390][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.558521][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.558642][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.558763][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.558884][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.559006][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.559125][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.559252][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.559377][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.559502][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.559623][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.559742][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.559863][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.559986][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.560104][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.560233][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.560364][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.560488][ T12] kthread (kernel/kthread.c:436) [ 26.560581][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.560729][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.560848][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.560968][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.561117][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.561248][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.561375][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.563656][ T12] ------------[ cut here ]------------ | [ 26.563783][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 26.564024][ T12] Modules linked in: ip_gre gre | [ 26.564474][ T12] Tainted: [W]=WARN [ 26.564567][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.564716][ T12] Workqueue: netns cleanup_net [ 26.564846][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.565002][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.565453][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.565612][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff4000000018eed [ 26.565791][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 26.565971][ T12] RBP: ff110000104f4000 R08: 1fe2200001ad7c59 R09: ff11000001aed1d0 [ 26.566158][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.566335][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.566527][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.566736][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.566891][ T12] CR2: 00007fdff0d74668 CR3: 00000000100dd005 CR4: 0000000000771ef0 [ 26.567070][ T12] PKRU: 55555554 [ 26.567163][ T12] Call Trace: [ 26.567252][ T12] [ 26.567315][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.567478][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.567629][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.567753][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.567878][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.567996][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.568120][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.568245][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.568374][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.568498][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.568622][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.568743][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.568861][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.568981][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.569099][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.569221][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.569352][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.569476][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.569601][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.569726][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.569845][ T12] kthread (kernel/kthread.c:436) [ 26.569935][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.570083][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.570207][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.570328][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.570488][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.570611][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.570735][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.572966][ T12] ------------[ cut here ]------------ | [ 26.573085][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 26.573360][ T12] Modules linked in: ip_gre gre | [ 26.573760][ T12] Tainted: [W]=WARN [ 26.573850][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.574000][ T12] Workqueue: netns cleanup_net [ 26.574124][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.574284][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.575174][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.575381][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff000 RCX: 1ff4000000018eed [ 26.575616][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff0bc [ 26.575794][ T12] RBP: ff11000009c39000 R08: 1fe220000051fe19 R09: ff11000001aed1d0 [ 26.575977][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.576162][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.576341][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.576612][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.576762][ T12] CR2: 00007fdff0d74668 CR3: 00000000100dd005 CR4: 0000000000771ef0 [ 26.576941][ T12] PKRU: 55555554 [ 26.577035][ T12] Call Trace: [ 26.577150][ T12] [ 26.577219][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.577421][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.577685][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.577812][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.577938][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.578063][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.578191][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.578320][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.578508][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.578626][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.578748][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.578869][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.578987][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.579107][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.579236][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.579404][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.579534][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.579654][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.579777][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.579902][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.580022][ T12] kthread (kernel/kthread.c:436) [ 26.580113][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.580276][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.580446][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.580572][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.580721][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.580841][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.580962][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.584517][ T12] ------------[ cut here ]------------ | [ 26.584682][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 26.584923][ T12] Modules linked in: ip_gre gre | [ 26.585336][ T12] Tainted: [W]=WARN [ 26.585439][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.585599][ T12] Workqueue: netns cleanup_net [ 26.585725][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.585881][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.586312][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.586477][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24b8c0 RCX: 1ff4000000018eed [ 26.586656][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b97c [ 26.586841][ T12] RBP: ff11000012811000 R08: 1fe2200001c49731 R09: ff11000001aed1d0 [ 26.587035][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 26.587218][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.587406][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 26.587628][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.587778][ T12] CR2: 00007fb9d7663000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 26.587964][ T12] PKRU: 55555554 [ 26.588064][ T12] Call Trace: [ 26.588158][ T12] [ 26.588222][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.588381][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.588646][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.588791][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.588913][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.589033][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.589157][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.589287][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.589432][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.589603][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.589725][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.589844][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.589963][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.590082][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.590216][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.590336][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.590473][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.590602][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.590725][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.590854][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.590972][ T12] kthread (kernel/kthread.c:436) [ 26.591062][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.591216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.591335][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.591469][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.591625][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.591749][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.591868][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.593979][ T12] ------------[ cut here ]------------ | [ 26.594108][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 26.594867][ T12] Modules linked in: ip_gre gre | [ 26.595272][ T12] Tainted: [W]=WARN [ 26.595545][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.595700][ T12] Workqueue: netns cleanup_net [ 26.595823][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.595984][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.596528][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.596680][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24b700 RCX: 1ff4000000018eed [ 26.596862][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b7bc [ 26.597040][ T12] RBP: ff11000005059000 R08: 1fe2200001c496f9 R09: ff11000001aed1d0 [ 26.597220][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 26.597599][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.597815][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 26.598025][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.598190][ T12] CR2: 00007fb9d7663000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 26.598475][ T12] PKRU: 55555554 [ 26.598565][ T12] Call Trace: [ 26.598653][ T12] [ 26.598716][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.598868][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.599015][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.599136][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.599263][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.599482][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.599605][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.599725][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.599846][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.599966][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.600089][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.600214][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.600334][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.600522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.600641][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.600770][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.600891][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.601008][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.601138][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.601268][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.601468][ T12] kthread (kernel/kthread.c:436) [ 26.601567][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.601713][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.601836][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.601961][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.602109][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.602238][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.602415][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.604739][ T12] ------------[ cut here ]------------ | [ 26.604887][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 26.605127][ T12] Modules linked in: ip_gre gre | [ 26.606379][ T12] Tainted: [W]=WARN [ 26.606484][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.606715][ T12] Workqueue: netns cleanup_net [ 26.606843][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.606998][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.607527][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 26.607679][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24b380 RCX: 1ff4000000018eed [ 26.607858][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b43c [ 26.608035][ T12] RBP: ff1100000eea1000 R08: 1fe2200001c49689 R09: ff11000001aed1d0 [ 26.608219][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 26.608447][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.608636][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 26.608846][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.608996][ T12] CR2: 00007fb9d7663000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 26.609181][ T12] PKRU: 55555554 [ 26.609272][ T12] Call Trace: [ 26.609411][ T12] [ 26.609481][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.609636][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.609786][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 26.609913][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 26.610034][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.610160][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 26.610281][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.610452][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 26.610580][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.610701][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.610823][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.610944][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.611063][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.611189][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.611309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.611487][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.611616][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.611740][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.611864][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.611989][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.612109][ T12] kthread (kernel/kthread.c:436) [ 26.612204][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.612402][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.612531][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.612655][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.612804][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.612925][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.613144][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.631889][ T12] ------------[ cut here ]------------ | [ 26.632052][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 26.632314][ T12] Modules linked in: ip_gre gre | [ 26.632762][ T12] Tainted: [W]=WARN [ 26.632858][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.633018][ T12] Workqueue: netns cleanup_net [ 26.633155][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.633325][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.633803][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 26.633965][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b380 RCX: 1ff4000000018eaf [ 26.634161][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b43c [ 26.634410][ T12] RBP: ff11000005039000 R08: 1fe22000018d3689 R09: ff11000001aed1d0 [ 26.634632][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 26.634820][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edec000 [ 26.635066][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 26.635298][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.635519][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 26.635714][ T12] PKRU: 55555554 [ 26.635810][ T12] Call Trace: [ 26.635904][ T12] [ 26.635970][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.636099][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.636203][ T12] netif_close_many (net/core/dev.c:1804) [ 26.636330][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.636518][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.636645][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.636775][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 26.636902][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 26.637060][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 26.637231][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.637415][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.637581][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.637707][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.637831][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 26.637989][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 26.638118][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 26.638252][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 26.638432][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 26.638567][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 26.638699][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 26.638826][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.638951][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.639082][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.639217][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.639400][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.639534][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.639659][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.639790][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.639926][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.640052][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.640187][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.640320][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.640504][ T12] kthread (kernel/kthread.c:436) [ 26.640600][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.640758][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.640884][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.641011][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.641176][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.641303][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.641441][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.643314][ T12] ------------[ cut here ]------------ | [ 26.643515][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 26.643765][ T12] Modules linked in: ip_gre gre | [ 26.644189][ T12] Tainted: [W]=WARN [ 26.644285][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.644453][ T12] Workqueue: netns cleanup_net [ 26.644592][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.644759][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.645212][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 26.645383][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7e00 RCX: 1ff4000000018eaf [ 26.645584][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7ebc [ 26.645772][ T12] RBP: ff1100000edec000 R08: 1fe2200001936fd9 R09: ff11000001aed1d0 [ 26.645958][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 26.646152][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 26.646342][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.646624][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.646785][ T12] CR2: 00007fdd6555fc20 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 26.646976][ T12] PKRU: 55555554 [ 26.647070][ T12] Call Trace: [ 26.647169][ T12] [ 26.647235][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.647409][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 26.647543][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.647639][ T12] netif_close_many (net/core/dev.c:1804) [ 26.647764][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.647889][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.648018][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.648146][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 26.648277][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 26.648541][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 26.648700][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.648826][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.648981][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.649107][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.649239][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 26.649402][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 26.649535][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 26.649662][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 26.649788][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 26.649915][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 26.650044][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 26.650177][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.650301][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.650437][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.650568][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.650693][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.650820][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.650945][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.651074][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.651209][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.651335][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.651475][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.651605][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.651737][ T12] kthread (kernel/kthread.c:436) [ 26.651833][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.651997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.652123][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.652253][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.652418][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.652554][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.652680][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.654931][ T12] ------------[ cut here ]------------ | [ 26.655067][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 26.655312][ T12] Modules linked in: ip_gre gre | [ 26.655735][ T12] Tainted: [W]=WARN [ 26.655828][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.655983][ T12] Workqueue: netns cleanup_net [ 26.656109][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.656272][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.656724][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 26.656879][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbd700 RCX: 1ff4000000018ed5 [ 26.657059][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd7bc [ 26.657248][ T12] RBP: ff11000005039000 R08: 1fe22000019f7af9 R09: ff11000001aed1d0 [ 26.657435][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.657623][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.657816][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.658030][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.658188][ T12] CR2: 00007fdd6555fc20 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 26.658377][ T12] PKRU: 55555554 [ 26.658473][ T12] Call Trace: [ 26.658564][ T12] [ 26.658628][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.658784][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.658938][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.659059][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.659187][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 26.659344][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 26.659479][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 26.659601][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 26.659722][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 26.659847][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 26.659972][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.660092][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.660222][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.660347][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.660477][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.660600][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.660722][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.660846][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.660971][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.661094][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.661225][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.661357][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.661485][ T12] kthread (kernel/kthread.c:436) [ 26.661579][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.661731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.661854][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.661976][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.662128][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.662257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.662383][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.664796][ T12] ------------[ cut here ]------------ | [ 26.664918][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 26.665161][ T12] Modules linked in: ip_gre gre | [ 26.666236][ T12] Tainted: [W]=WARN [ 26.666527][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.666685][ T12] Workqueue: netns cleanup_net [ 26.666811][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.666969][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.667558][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 26.667765][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179700 RCX: 1ff4000000018ed5 [ 26.667946][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1797bc [ 26.668128][ T12] RBP: ff1100000edec000 R08: 1fe220000182f2f9 R09: ff11000001aed1d0 [ 26.668310][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.668546][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.668727][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.668939][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.669092][ T12] CR2: 00007fdd6555fc20 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 26.669280][ T12] PKRU: 55555554 [ 26.669419][ T12] Call Trace: [ 26.669535][ T12] [ 26.669601][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.669758][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.669911][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.670033][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.670160][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 26.670316][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 26.670494][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 26.670617][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 26.670738][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 26.670862][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 26.670986][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.671106][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.671236][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.671405][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.671532][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.671655][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.671777][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.671902][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.672029][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.672156][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.672282][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.672463][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.672585][ T12] kthread (kernel/kthread.c:436) [ 26.672677][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.672830][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.672951][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.673074][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.673230][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.673400][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.673527][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.676207][ T12] ------------[ cut here ]------------ | [ 26.676341][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 26.676599][ T12] Modules linked in: ip_gre gre | [ 26.677005][ T12] Tainted: [W]=WARN [ 26.677098][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.677252][ T12] Workqueue: netns cleanup_net [ 26.677387][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.677552][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.677995][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 26.678154][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b8c0 RCX: 1ff4000000018ed5 [ 26.678335][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b97c [ 26.678535][ T12] RBP: ff11000008c1c000 R08: 1fe22000018d3731 R09: ff11000001aed1d0 [ 26.678717][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 26.678896][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 26.679077][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 26.679301][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.679470][ T12] CR2: 00007fb9d7663000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 26.679651][ T12] PKRU: 55555554 [ 26.679747][ T12] Call Trace: [ 26.679837][ T12] [ 26.679902][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 26.680056][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 26.680214][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 26.680336][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.680469][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 26.680626][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 26.680756][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 26.680877][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 26.680999][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 26.681126][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 26.681253][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 26.681380][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.681512][ T12] cleanup_net (net/core/net_namespace.c:702) [ 26.681635][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 26.681756][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 26.681878][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 26.681998][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 26.682125][ T12] process_one_work (kernel/workqueue.c:3314) [ 26.682255][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 26.682384][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 26.682517][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 26.682644][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 26.682764][ T12] kthread (kernel/kthread.c:436) [ 26.682855][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.683009][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.683135][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.683265][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 26.683419][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.683546][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 26.683668][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.693825][ T637] ------------[ cut here ]------------ | [ 26.693994][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/637 | [ 26.694228][ T637] Modules linked in: ip_gre gre | [ 26.694668][ T637] Tainted: [W]=WARN [ 26.694769][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.694937][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.695116][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.695612][ T637] RSP: 0018:ffa0000000fafa80 EFLAGS: 00010286 [ 26.695779][ T637] RAX: 00000000ffffffa6 RBX: ff11000010780e40 RCX: 1ff40000001f5f16 [ 26.695978][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780efc [ 26.696182][ T637] RBP: ff1100000e964000 R08: 1fe22000020f01e1 R09: ff1100001023ae80 [ 26.696390][ T637] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.696597][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e964000 [ 26.696815][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.697051][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.697226][ T637] CR2: 00007fdd6555fc20 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 26.697431][ T637] PKRU: 55555554 [ 26.697537][ T637] Call Trace: [ 26.697637][ T637] [ 26.697706][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.697839][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.697973][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.698077][ T637] register_netdevice (net/core/dev.c:11488) [ 26.698217][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.698390][ T637] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.698532][ T637] register_netdev (net/core/dev.c:11552) [ 26.698666][ T637] loopback_net_init (drivers/net/loopback.c:218) [ 26.698801][ T637] ops_init (net/core/net_namespace.c:137) [ 26.698902][ T637] setup_net (net/core/net_namespace.c:446) [ 26.699010][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.699142][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.699279][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.699418][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.699560][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.699697][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.699830][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.699967][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.700102][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.700240][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.700445][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.700586][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.700718][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.700856][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.700997][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.701131][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.701268][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.701483][ T637] RIP: 0033:0x7fdd65620bcb [ 26.701624][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.702098][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.702302][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.702514][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.702711][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.702909][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.703106][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.714446][ T637] ------------[ cut here ]------------ | [ 26.714616][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/637 | [ 26.714843][ T637] Modules linked in: ip_gre gre | [ 26.715251][ T637] Tainted: [W]=WARN [ 26.715357][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.715530][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.715704][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.716181][ T637] RSP: 0018:ffa0000000faf918 EFLAGS: 00010286 [ 26.716352][ T637] RAX: 00000000ffffffa6 RBX: ff1100000ee70e40 RCX: 1ff40000001f5ee9 [ 26.716557][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee70efc [ 26.716787][ T637] RBP: ff11000010391000 R08: 1fe2200001dce1e1 R09: ff1100001023ae80 [ 26.716984][ T637] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.717187][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010391000 [ 26.717392][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.717631][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.717797][ T637] CR2: 00007fdd6555fc20 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 26.718001][ T637] PKRU: 55555554 [ 26.718100][ T637] Call Trace: [ 26.718202][ T637] [ 26.718271][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.718411][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.718553][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.718654][ T637] register_netdevice (net/core/dev.c:11488) [ 26.718787][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.718952][ T637] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.719086][ T637] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.719225][ T637] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.719364][ T637] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.719506][ T637] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.719640][ T637] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.719774][ T637] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 26.719909][ T637] ops_init (net/core/net_namespace.c:137) [ 26.720011][ T637] setup_net (net/core/net_namespace.c:446) [ 26.720111][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.720250][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.720390][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.720546][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.720682][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.720817][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.720950][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.721081][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.721221][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.721412][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.721552][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.721686][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.721817][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.721949][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.722082][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.722219][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.722401][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.722575][ T637] RIP: 0033:0x7fdd65620bcb [ 26.722713][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.723188][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.723394][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.723597][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.723794][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.723993][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.724196][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.728108][ T637] ------------[ cut here ]------------ | [ 26.728262][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/637 | [ 26.728507][ T637] Modules linked in: ip_gre gre | [ 26.728915][ T637] Tainted: [W]=WARN [ 26.729016][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.729190][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.729389][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.729871][ T637] RSP: 0018:ffa0000000faf8f8 EFLAGS: 00010286 [ 26.730041][ T637] RAX: 00000000ffffffa6 RBX: ff1100000ee70040 RCX: 1ff40000001f5ee5 [ 26.730248][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee700fc [ 26.730454][ T637] RBP: ff1100000503c000 R08: 1fe2200001dce021 R09: ff1100001023ae80 [ 26.730660][ T637] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.730858][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000503c000 [ 26.731058][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.731301][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.731480][ T637] CR2: 00007fdd6555fc20 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 26.731682][ T637] PKRU: 55555554 [ 26.731781][ T637] Call Trace: [ 26.731880][ T637] [ 26.731949][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.732084][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.732225][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.732329][ T637] register_netdevice (net/core/dev.c:11488) [ 26.732476][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.732643][ T637] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.732779][ T637] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.732915][ T637] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.733048][ T637] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.733189][ T637] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.733324][ T637] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.733469][ T637] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 26.733605][ T637] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 26.733748][ T637] vti_init_net (net/ipv4/ip_vti.c:517) [ 26.733882][ T637] ops_init (net/core/net_namespace.c:137) [ 26.733988][ T637] setup_net (net/core/net_namespace.c:446) [ 26.734089][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.734227][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.734365][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.734507][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.734644][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.734783][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.734922][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.735056][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.735196][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.735330][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.735477][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.735615][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.735749][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.735883][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.736019][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.736159][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.736294][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.736470][ T637] RIP: 0033:0x7fdd65620bcb [ 26.736613][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.737093][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.737298][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.737510][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.737710][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.737912][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.738111][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.742343][ T637] ------------[ cut here ]------------ | [ 26.743054][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/637 | [ 26.743291][ T637] Modules linked in: ip_gre gre | [ 26.743834][ T637] Tainted: [W]=WARN [ 26.743936][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.744104][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.744295][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.744841][ T637] RSP: 0018:ffa0000000fafa78 EFLAGS: 00010286 [ 26.745015][ T637] RAX: 00000000ffffffa6 RBX: ff1100000fbbf000 RCX: 1ff40000001f5f15 [ 26.745218][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf0bc [ 26.745481][ T637] RBP: ff1100000fad1000 R08: 1fe2200001f77e19 R09: ff1100001023ae80 [ 26.745682][ T637] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.745883][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fad1000 [ 26.746084][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.746324][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.746554][ T637] CR2: 00007fdd6555fc20 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 26.746757][ T637] PKRU: 55555554 [ 26.746857][ T637] Call Trace: [ 26.746956][ T637] [ 26.747025][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.747163][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.747297][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.747465][ T637] register_netdevice (net/core/dev.c:11488) [ 26.747605][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.747771][ T637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.747908][ T637] register_netdev (net/core/dev.c:11552) [ 26.748044][ T637] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 26.748185][ T637] ops_init (net/core/net_namespace.c:137) [ 26.748289][ T637] setup_net (net/core/net_namespace.c:446) [ 26.748446][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.748586][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.748721][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.748859][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.748995][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.749132][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.749271][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.749471][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.749606][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.749739][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.749874][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.750010][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.750143][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.750282][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.750478][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.750614][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.750749][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.750915][ T637] RIP: 0033:0x7fdd65620bcb [ 26.751054][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.751610][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.751812][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.752011][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.752214][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.752487][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.752687][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.757210][ T637] ------------[ cut here ]------------ | [ 26.757393][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/637 | [ 26.757633][ T637] Modules linked in: ip_gre gre | [ 26.758042][ T637] Tainted: [W]=WARN [ 26.758144][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.758318][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.758510][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.758988][ T637] RSP: 0018:ffa0000000fafa68 EFLAGS: 00010286 [ 26.759161][ T637] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff40000001f5f13 [ 26.759371][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 26.759585][ T637] RBP: ff11000005e74000 R08: 1fe2200001f45021 R09: ff1100001023ae80 [ 26.759784][ T637] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 26.759985][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e74000 [ 26.760194][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 26.760437][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.760613][ T637] CR2: 000055f6a15ced5c CR3: 00000000100dd001 CR4: 0000000000771ef0 [ 26.760814][ T637] PKRU: 55555554 [ 26.760915][ T637] Call Trace: [ 26.761015][ T637] [ 26.761085][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.761226][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.761368][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.761478][ T637] register_netdevice (net/core/dev.c:11488) [ 26.761615][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.761785][ T637] register_netdev (net/core/dev.c:11552) [ 26.761920][ T637] sit_init_net (net/ipv6/sit.c:1860) [ 26.762056][ T637] ops_init (net/core/net_namespace.c:137) [ 26.762164][ T637] setup_net (net/core/net_namespace.c:446) [ 26.762267][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.762406][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.762549][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.762685][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.762822][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.762960][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.763096][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.763233][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.763373][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.763514][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.763649][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.763785][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.763919][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.764054][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.764194][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.764328][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.764474][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.764641][ T637] RIP: 0033:0x7fdd65620bcb [ 26.764781][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.765265][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.765488][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.765690][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.765890][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.766091][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.766294][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.778147][ T637] ------------[ cut here ]------------ | [ 26.778311][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/637 | [ 26.778602][ T637] Modules linked in: ip_gre gre | [ 26.779012][ T637] Tainted: [W]=WARN [ 26.779112][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.779287][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.779473][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.779956][ T637] RSP: 0018:ffa0000000fafa78 EFLAGS: 00010286 [ 26.780126][ T637] RAX: 00000000ffffffa6 RBX: ff1100000e9ec740 RCX: 1ff40000001f5f15 [ 26.780331][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec7fc [ 26.780881][ T637] RBP: ff1100000ea74000 R08: 1fe2200001d3d901 R09: ff1100001023ae80 [ 26.781084][ T637] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 26.781289][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea74000 [ 26.781527][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 26.781770][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.781939][ T637] CR2: 000055f6a15ced5c CR3: 00000000100dd001 CR4: 0000000000771ef0 [ 26.782139][ T637] PKRU: 55555554 [ 26.782243][ T637] Call Trace: [ 26.782342][ T637] [ 26.782427][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.782571][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.782704][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.782808][ T637] register_netdevice (net/core/dev.c:11488) [ 26.782942][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.783108][ T637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.783254][ T637] register_netdev (net/core/dev.c:11552) [ 26.783392][ T637] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 26.783533][ T637] ops_init (net/core/net_namespace.c:137) [ 26.783636][ T637] setup_net (net/core/net_namespace.c:446) [ 26.783738][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.783870][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.784003][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.784167][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.784302][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.784442][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.784580][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.784713][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.784846][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.784979][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.785113][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.785252][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.785391][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.785557][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.785690][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.785824][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.785972][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.786136][ T637] RIP: 0033:0x7fdd65620bcb [ 26.786280][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.786782][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.786983][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.787186][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.787388][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.787605][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.787804][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.798777][ T637] ------------[ cut here ]------------ | [ 26.798940][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/637 | [ 26.799177][ T637] Modules linked in: ip_gre gre | [ 26.799707][ T637] Tainted: [W]=WARN [ 26.799810][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.799978][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.800156][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.800671][ T637] RSP: 0018:ffa0000000faf918 EFLAGS: 00010286 [ 26.800837][ T637] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff40000001f5ee9 [ 26.801034][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 26.801247][ T637] RBP: ff1100000ed69000 R08: 1fe22000016c6d71 R09: ff1100001023ae80 [ 26.801450][ T637] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 26.801654][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed69000 [ 26.801863][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 26.802097][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.802271][ T637] CR2: 000055f6a15ced5c CR3: 00000000100dd001 CR4: 0000000000771ef0 [ 26.802510][ T637] PKRU: 55555554 [ 26.802610][ T637] Call Trace: [ 26.802709][ T637] [ 26.802777][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.802910][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.803043][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.803145][ T637] register_netdevice (net/core/dev.c:11488) [ 26.803282][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.803454][ T637] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.803595][ T637] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.803729][ T637] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.803863][ T637] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.803997][ T637] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.804131][ T637] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.804269][ T637] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 26.804408][ T637] ops_init (net/core/net_namespace.c:137) [ 26.804516][ T637] setup_net (net/core/net_namespace.c:446) [ 26.804617][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.804750][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.804882][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.805017][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.805155][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.805291][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.805427][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.805563][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.805695][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.805828][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.805962][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.806096][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.806232][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.806368][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.806521][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.806655][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.806790][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.806952][ T637] RIP: 0033:0x7fdd65620bcb [ 26.807087][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.807584][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.807782][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.807979][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.808210][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.808434][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.808636][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.812938][ T637] ------------[ cut here ]------------ | [ 26.813098][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/637 | [ 26.813341][ T637] Modules linked in: ip_gre gre | [ 26.813764][ T637] Tainted: [W]=WARN [ 26.813864][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.814029][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.814206][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.814690][ T637] RSP: 0018:ffa0000000faf918 EFLAGS: 00010286 [ 26.814872][ T637] RAX: 00000000ffffffa6 RBX: ff1100000e9edc40 RCX: 1ff40000001f5ee9 [ 26.815070][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edcfc [ 26.815275][ T637] RBP: ff1100000fc3c000 R08: 1fe2200001d3dba1 R09: ff1100001023ae80 [ 26.815487][ T637] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 26.815717][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc3c000 [ 26.815917][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 26.816150][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.816318][ T637] CR2: 000055f6a15ced5c CR3: 00000000100dd001 CR4: 0000000000771ef0 [ 26.816534][ T637] PKRU: 55555554 [ 26.816633][ T637] Call Trace: [ 26.816732][ T637] [ 26.816800][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.816933][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.817065][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.817170][ T637] register_netdevice (net/core/dev.c:11488) [ 26.817306][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.817483][ T637] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.817620][ T637] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.817753][ T637] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.817885][ T637] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.818020][ T637] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.818173][ T637] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.818308][ T637] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 26.818450][ T637] ops_init (net/core/net_namespace.c:137) [ 26.818558][ T637] setup_net (net/core/net_namespace.c:446) [ 26.818659][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.818803][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.818936][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.819069][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.819208][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.819351][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.819495][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.819631][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.819763][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.819896][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.820030][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.820168][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.820303][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.820474][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.820617][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.820751][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.820883][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.821047][ T637] RIP: 0033:0x7fdd65620bcb [ 26.821190][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.821670][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.821870][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.822070][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.822273][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.822481][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.822679][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.827687][ T637] ------------[ cut here ]------------ | [ 26.827839][ T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/637 | [ 26.828065][ T637] Modules linked in: ip_gre gre | [ 26.828529][ T637] Tainted: [W]=WARN [ 26.828651][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.828815][ T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.828985][ T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.829473][ T637] RSP: 0018:ffa0000000faf918 EFLAGS: 00010286 [ 26.829641][ T637] RAX: 00000000ffffffa6 RBX: ff1100000b54e040 RCX: 1ff40000001f5ee9 [ 26.829863][ T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e0fc [ 26.830062][ T637] RBP: ff1100000a3a4000 R08: 1fe22000016a9c21 R09: ff1100001023ae80 [ 26.830273][ T637] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 26.830480][ T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3a4000 [ 26.830697][ T637] FS: 00007fdd6535e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 26.831225][ T637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.831396][ T637] CR2: 000055f6a15ced5c CR3: 00000000100dd001 CR4: 0000000000771ef0 [ 26.831627][ T637] PKRU: 55555554 [ 26.831726][ T637] Call Trace: [ 26.831833][ T637] [ 26.831900][ T637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.832032][ T637] ? notifier_call_chain (kernel/notifier.c:85) [ 26.832171][ T637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.833220][ T637] register_netdevice (net/core/dev.c:11488) [ 26.833360][ T637] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.833580][ T637] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.833736][ T637] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.833889][ T637] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.834024][ T637] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.834165][ T637] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.834298][ T637] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.834440][ T637] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 26.834580][ T637] ops_init (net/core/net_namespace.c:137) [ 26.834681][ T637] setup_net (net/core/net_namespace.c:446) [ 26.834781][ T637] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.834928][ T637] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.835074][ T637] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.835218][ T637] copy_net_ns (net/core/net_namespace.c:579) [ 26.835358][ T637] create_new_namespaces (kernel/nsproxy.c:132) [ 26.835504][ T637] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.835642][ T637] ksys_unshare (kernel/fork.c:3243) [ 26.835779][ T637] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.835911][ T637] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.836043][ T637] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.836181][ T637] ? __ia32_sys_open (fs/open.c:1374) [ 26.836317][ T637] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.836483][ T637] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.836615][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.836746][ T637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.836876][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.837007][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.837200][ T637] RIP: 0033:0x7fdd65620bcb [ 26.837363][ T637] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.838033][ T637] RSP: 002b:00007ffda724ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 26.838499][ T637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdd65620bcb [ 26.838718][ T637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.838919][ T637] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.839116][ T637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda72510b0 [ 26.839317][ T637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda7251877 | [ 26.872291][ T638] ------------[ cut here ]------------ | [ 26.872494][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/638 | [ 26.872736][ T638] Modules linked in: ip_gre gre | [ 26.873152][ T638] Tainted: [W]=WARN [ 26.873256][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.873434][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.873612][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.874136][ T638] RSP: 0018:ffa000000121fa80 EFLAGS: 00010286 [ 26.874311][ T638] RAX: 00000000ffffffa6 RBX: ff1100000fb28200 RCX: 1ff4000000243f16 [ 26.874549][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb282bc [ 26.874749][ T638] RBP: ff1100000ff2c000 R08: 1fe2200001f65059 R09: ff110000096dae80 [ 26.874952][ T638] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.875152][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff2c000 [ 26.875360][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.875602][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.875771][ T638] CR2: 00007fdb5880fc20 CR3: 00000000100dd004 CR4: 0000000000771ef0 [ 26.875982][ T638] PKRU: 55555554 [ 26.876083][ T638] Call Trace: [ 26.876189][ T638] [ 26.876259][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.876412][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.876552][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.876656][ T638] register_netdevice (net/core/dev.c:11488) [ 26.876792][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.876959][ T638] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.877096][ T638] register_netdev (net/core/dev.c:11552) [ 26.877233][ T638] loopback_net_init (drivers/net/loopback.c:218) [ 26.877385][ T638] ops_init (net/core/net_namespace.c:137) [ 26.877511][ T638] setup_net (net/core/net_namespace.c:446) [ 26.877620][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.877753][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.877888][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.878024][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 26.878164][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 26.878300][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.878439][ T638] ksys_unshare (kernel/fork.c:3243) [ 26.878577][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.878712][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.878844][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.878978][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 26.879114][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.879253][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.879392][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.879531][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.879689][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.879824][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.879989][ T638] RIP: 0033:0x7fdb588d0bcb [ 26.880129][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.880621][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 26.880821][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 26.881023][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.881226][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.881429][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 26.881634][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 26.893915][ T638] ------------[ cut here ]------------ | [ 26.894102][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/638 | [ 26.894338][ T638] Modules linked in: ip_gre gre | [ 26.894789][ T638] Tainted: [W]=WARN [ 26.894921][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.895091][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.895269][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.895764][ T638] RSP: 0018:ffa000000121f918 EFLAGS: 00010286 [ 26.895929][ T638] RAX: 00000000ffffffa6 RBX: ff110000105ac900 RCX: 1ff4000000243ee9 [ 26.896126][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000105ac9bc [ 26.896326][ T638] RBP: ff1100000fee1000 R08: 1fe22000020b5939 R09: ff110000096dae80 [ 26.896535][ T638] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.896737][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fee1000 [ 26.896949][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.897184][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.897369][ T638] CR2: 00007fdb5880fc20 CR3: 00000000100dd004 CR4: 0000000000771ef0 [ 26.897576][ T638] PKRU: 55555554 [ 26.897675][ T638] Call Trace: [ 26.897772][ T638] [ 26.897847][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.898128][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.898264][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.898383][ T638] register_netdevice (net/core/dev.c:11488) [ 26.898527][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.898693][ T638] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.898828][ T638] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.898962][ T638] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.899094][ T638] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.899235][ T638] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.899373][ T638] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.899511][ T638] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 26.899662][ T638] ops_init (net/core/net_namespace.c:137) [ 26.899764][ T638] setup_net (net/core/net_namespace.c:446) [ 26.899866][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.900009][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.900141][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.900280][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 26.900419][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 26.900564][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.900696][ T638] ksys_unshare (kernel/fork.c:3243) [ 26.900828][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.900959][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.901114][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.901255][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 26.901395][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.901571][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.901722][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.901860][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.901994][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.902128][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.902294][ T638] RIP: 0033:0x7fdb588d0bcb [ 26.902438][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.902915][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 26.903114][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 26.903326][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.903536][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.903733][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 26.903930][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 26.907854][ T638] ------------[ cut here ]------------ | [ 26.908006][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/638 | [ 26.908256][ T638] Modules linked in: ip_gre gre | [ 26.908710][ T638] Tainted: [W]=WARN [ 26.908811][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.908979][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.909157][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.909645][ T638] RSP: 0018:ffa000000121f8f8 EFLAGS: 00010286 [ 26.909828][ T638] RAX: 00000000ffffffa6 RBX: ff1100000bee18c0 RCX: 1ff4000000243ee5 [ 26.910033][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bee197c [ 26.910246][ T638] RBP: ff1100000fe61000 R08: 1fe22000017dc331 R09: ff110000096dae80 [ 26.910450][ T638] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.910657][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe61000 [ 26.910857][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.911109][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.911282][ T638] CR2: 00007fdb5880fc20 CR3: 00000000100dd004 CR4: 0000000000771ef0 [ 26.911501][ T638] PKRU: 55555554 [ 26.911603][ T638] Call Trace: [ 26.911702][ T638] [ 26.911771][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.911905][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.912040][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.912143][ T638] register_netdevice (net/core/dev.c:11488) [ 26.912283][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.912478][ T638] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.912618][ T638] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.912760][ T638] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.912893][ T638] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.913034][ T638] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.913172][ T638] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.913307][ T638] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 26.913451][ T638] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 26.913596][ T638] vti_init_net (net/ipv4/ip_vti.c:517) [ 26.913729][ T638] ops_init (net/core/net_namespace.c:137) [ 26.913831][ T638] setup_net (net/core/net_namespace.c:446) [ 26.913933][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.914240][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.914379][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.914534][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 26.914669][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 26.914806][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.914943][ T638] ksys_unshare (kernel/fork.c:3243) [ 26.915076][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.915216][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.915354][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.915509][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 26.915646][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.915778][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.915912][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.916043][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.916182][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.916337][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.916515][ T638] RIP: 0033:0x7fdb588d0bcb [ 26.916655][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.917130][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 26.917336][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 26.917548][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.917747][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.917945][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 26.918160][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 26.923266][ T638] ------------[ cut here ]------------ | [ 26.923425][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/638 | [ 26.923659][ T638] Modules linked in: ip_gre gre | [ 26.924086][ T638] Tainted: [W]=WARN [ 26.924193][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.924361][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.924538][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.925009][ T638] RSP: 0018:ffa000000121fa78 EFLAGS: 00010286 [ 26.925181][ T638] RAX: 00000000ffffffa6 RBX: ff1100000bee0ac0 RCX: 1ff4000000243f15 [ 26.925414][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bee0b7c [ 26.925620][ T638] RBP: ff1100000fe29000 R08: 1fe22000017dc171 R09: ff110000096dae80 [ 26.925819][ T638] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.926016][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe29000 [ 26.926237][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.926481][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.926649][ T638] CR2: 00007fdb5880fc20 CR3: 00000000100dd004 CR4: 0000000000771ef0 [ 26.926850][ T638] PKRU: 55555554 [ 26.926950][ T638] Call Trace: [ 26.927049][ T638] [ 26.927131][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.927269][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.927409][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.927517][ T638] register_netdevice (net/core/dev.c:11488) [ 26.927652][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.927817][ T638] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.927953][ T638] register_netdev (net/core/dev.c:11552) [ 26.928086][ T638] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 26.928226][ T638] ops_init (net/core/net_namespace.c:137) [ 26.928328][ T638] setup_net (net/core/net_namespace.c:446) [ 26.928435][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.928570][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.928703][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.928836][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 26.928970][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 26.929123][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.929262][ T638] ksys_unshare (kernel/fork.c:3243) [ 26.929399][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.929538][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.929671][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.929805][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 26.929941][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.930073][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.930212][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.930352][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.930490][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.930640][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.930806][ T638] RIP: 0033:0x7fdb588d0bcb [ 26.930955][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.931445][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 26.931705][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 26.933000][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.933206][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.933412][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 26.933708][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 26.938322][ T638] ------------[ cut here ]------------ | [ 26.939200][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/638 | [ 26.939506][ T638] Modules linked in: ip_gre gre | [ 26.939944][ T638] Tainted: [W]=WARN [ 26.940059][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.940260][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.940511][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.941003][ T638] RSP: 0018:ffa000000121fa68 EFLAGS: 00010286 [ 26.941178][ T638] RAX: 00000000ffffffa6 RBX: ff110000105ada80 RCX: 1ff4000000243f13 [ 26.941435][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000105adb3c [ 26.941639][ T638] RBP: ff1100000fe84000 R08: 1fe22000020b5b69 R09: ff110000096dae80 [ 26.941836][ T638] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 26.942037][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe84000 [ 26.942243][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 26.942498][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.942665][ T638] CR2: 00007fdb5880fc20 CR3: 00000000100dd004 CR4: 0000000000771ef0 [ 26.942866][ T638] PKRU: 55555554 [ 26.942967][ T638] Call Trace: [ 26.943066][ T638] [ 26.943136][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.943276][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.943416][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.943525][ T638] register_netdevice (net/core/dev.c:11488) [ 26.943660][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.943829][ T638] register_netdev (net/core/dev.c:11552) [ 26.943964][ T638] sit_init_net (net/ipv6/sit.c:1860) [ 26.944192][ T638] ops_init (net/core/net_namespace.c:137) [ 26.944294][ T638] setup_net (net/core/net_namespace.c:446) [ 26.944399][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.944576][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.944709][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.944930][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 26.945066][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 26.945207][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.945342][ T638] ksys_unshare (kernel/fork.c:3243) [ 26.945499][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.945632][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.945764][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.945899][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 26.946125][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.946261][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.946398][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.946538][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.946758][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.946892][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.947056][ T638] RIP: 0033:0x7fdb588d0bcb [ 26.947291][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.947778][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 26.948069][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 26.948273][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.948576][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.948775][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 26.948987][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 26.955280][ T638] ------------[ cut here ]------------ | [ 26.955538][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/638 | [ 26.955824][ T638] Modules linked in: ip_gre gre | [ 26.956368][ T638] Tainted: [W]=WARN [ 26.956563][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.956782][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.957008][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.957569][ T638] RSP: 0018:ffa000000121fa78 EFLAGS: 00010286 [ 26.957830][ T638] RAX: 00000000ffffffa6 RBX: ff1100000bb7c200 RCX: 1ff4000000243f15 [ 26.958089][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb7c2bc [ 26.958362][ T638] RBP: ff1100000faf9000 R08: 1fe220000176f859 R09: ff110000096dae80 [ 26.958626][ T638] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 26.958894][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000faf9000 [ 26.959149][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 26.959466][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.959692][ T638] CR2: 000055f6a15ced5c CR3: 00000000100dd006 CR4: 0000000000771ef0 [ 26.959946][ T638] PKRU: 55555554 [ 26.960096][ T638] Call Trace: [ 26.960257][ T638] [ 26.960393][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.960588][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.960773][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.960930][ T638] register_netdevice (net/core/dev.c:11488) [ 26.961115][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.961342][ T638] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 26.961558][ T638] register_netdev (net/core/dev.c:11552) [ 26.961744][ T638] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 26.961932][ T638] ops_init (net/core/net_namespace.c:137) [ 26.962086][ T638] setup_net (net/core/net_namespace.c:446) [ 26.962255][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.962455][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.962652][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.962839][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 26.963026][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 26.963226][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.963428][ T638] ksys_unshare (kernel/fork.c:3243) [ 26.963653][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.963838][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.964022][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.964218][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 26.964423][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.964615][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.964800][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.964986][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.965175][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.965379][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.965607][ T638] RIP: 0033:0x7fdb588d0bcb [ 26.965798][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.966340][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 26.966618][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 26.966868][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.967120][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.967394][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 26.967656][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 26.972531][ T638] ------------[ cut here ]------------ | [ 26.972723][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/638 | [ 26.973005][ T638] Modules linked in: ip_gre gre | [ 26.973543][ T638] Tainted: [W]=WARN [ 26.973696][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.973915][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.974139][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.974689][ T638] RSP: 0018:ffa000000121f918 EFLAGS: 00010286 [ 26.974912][ T638] RAX: 00000000ffffffa6 RBX: ff1100000b592c80 RCX: 1ff4000000243ee9 [ 26.975164][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b592d3c [ 26.975433][ T638] RBP: ff1100000b2dc000 R08: 1fe22000016b25a9 R09: ff110000096dae80 [ 26.975694][ T638] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 26.975948][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b2dc000 [ 26.976210][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 26.976520][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.976740][ T638] CR2: 000055f6a15ced5c CR3: 00000000100dd006 CR4: 0000000000771ef0 [ 26.976992][ T638] PKRU: 55555554 [ 26.977150][ T638] Call Trace: [ 26.977312][ T638] [ 26.977443][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.977641][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.977826][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.977981][ T638] register_netdevice (net/core/dev.c:11488) [ 26.978171][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.978406][ T638] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.978608][ T638] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.978796][ T638] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.978980][ T638] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 26.979171][ T638] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 26.979377][ T638] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 26.979575][ T638] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 26.979767][ T638] ops_init (net/core/net_namespace.c:137) [ 26.979922][ T638] setup_net (net/core/net_namespace.c:446) [ 26.980079][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 26.980272][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 26.980477][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 26.980665][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 26.980854][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 26.981041][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 26.981243][ T638] ksys_unshare (kernel/fork.c:3243) [ 26.981441][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 26.981636][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 26.981822][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 26.982010][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 26.982206][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 26.982406][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 26.982601][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 26.982789][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 26.982973][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 26.983162][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.983398][ T638] RIP: 0033:0x7fdb588d0bcb [ 26.983600][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.984123][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 26.984395][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 26.984655][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 26.984903][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 26.985157][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 26.985475][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 26.991949][ T638] ------------[ cut here ]------------ | [ 26.992151][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/638 | [ 26.992535][ T638] Modules linked in: ip_gre gre | [ 26.993177][ T638] Tainted: [W]=WARN [ 26.993401][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.993687][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 26.993972][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 26.994581][ T638] RSP: 0018:ffa000000121f918 EFLAGS: 00010286 [ 26.994862][ T638] RAX: 00000000ffffffa6 RBX: ff1100000bb7d700 RCX: 1ff4000000243ee9 [ 26.995176][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb7d7bc [ 26.995503][ T638] RBP: ff1100000ed91000 R08: 1fe220000176faf9 R09: ff110000096dae80 [ 26.995807][ T638] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 26.996114][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed91000 [ 26.996445][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 26.996796][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.997071][ T638] CR2: 000055f6a15ced5c CR3: 00000000100dd006 CR4: 0000000000771ef0 [ 26.997408][ T638] PKRU: 55555554 [ 26.997627][ T638] Call Trace: [ 26.997833][ T638] [ 26.998006][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 26.998254][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 26.998521][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 26.998729][ T638] register_netdevice (net/core/dev.c:11488) [ 26.998969][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 26.999243][ T638] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 26.999511][ T638] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 26.999750][ T638] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 26.999987][ T638] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 27.000234][ T638] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 27.000498][ T638] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 27.000739][ T638] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 27.000978][ T638] ops_init (net/core/net_namespace.c:137) [ 27.001199][ T638] setup_net (net/core/net_namespace.c:446) [ 27.001425][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 27.001671][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 27.001909][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 27.002129][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 27.002323][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 27.002541][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 27.002737][ T638] ksys_unshare (kernel/fork.c:3243) [ 27.002923][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 27.003107][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 27.003303][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 27.003513][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 27.003703][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 27.003888][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 27.004070][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.004270][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.004474][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.004663][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.004879][ T638] RIP: 0033:0x7fdb588d0bcb [ 27.005069][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 27.005622][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 27.005874][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 27.006123][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 27.006392][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 27.006657][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 27.006906][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 27.012036][ T638] ------------[ cut here ]------------ | [ 27.012230][ T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/638 | [ 27.012537][ T638] Modules linked in: ip_gre gre | [ 27.013046][ T638] Tainted: [W]=WARN [ 27.013209][ T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.013972][ T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.014280][ T638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.014876][ T638] RSP: 0018:ffa000000121f918 EFLAGS: 00010286 [ 27.015154][ T638] RAX: 00000000ffffffa6 RBX: ff1100000b593c40 RCX: 1ff4000000243ee9 [ 27.015488][ T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b593cfc [ 27.015802][ T638] RBP: ff1100000ebec000 R08: 1fe22000016b27a1 R09: ff110000096dae80 [ 27.016104][ T638] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 27.016436][ T638] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebec000 [ 27.016758][ T638] FS: 00007fdb5860e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 27.017093][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.017389][ T638] CR2: 000055f6a15ced5c CR3: 00000000100dd006 CR4: 0000000000771ef0 [ 27.017704][ T638] PKRU: 55555554 [ 27.017910][ T638] Call Trace: [ 27.018113][ T638] [ 27.018298][ T638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.018561][ T638] ? notifier_call_chain (kernel/notifier.c:85) [ 27.018800][ T638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.019009][ T638] register_netdevice (net/core/dev.c:11488) [ 27.019256][ T638] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 27.019554][ T638] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 27.019795][ T638] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 27.020035][ T638] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 27.020284][ T638] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 27.020523][ T638] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 27.020709][ T638] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 27.020895][ T638] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 27.021081][ T638] ops_init (net/core/net_namespace.c:137) [ 27.021259][ T638] setup_net (net/core/net_namespace.c:446) [ 27.021428][ T638] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 27.021622][ T638] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 27.021809][ T638] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 27.021996][ T638] copy_net_ns (net/core/net_namespace.c:579) [ 27.022186][ T638] create_new_namespaces (kernel/nsproxy.c:132) [ 27.022389][ T638] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 27.022589][ T638] ksys_unshare (kernel/fork.c:3243) [ 27.022776][ T638] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 27.022959][ T638] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 27.023144][ T638] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 27.023339][ T638] ? __ia32_sys_open (fs/open.c:1374) [ 27.023548][ T638] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 27.023732][ T638] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 27.023918][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.024104][ T638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.024300][ T638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.024510][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.024726][ T638] RIP: 0033:0x7fdb588d0bcb [ 27.024916][ T638] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 27.025472][ T638] RSP: 002b:00007ffc943dcda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 27.025724][ T638] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb588d0bcb [ 27.025972][ T638] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 27.026235][ T638] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 27.026508][ T638] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc943defd0 [ 27.026757][ T638] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc943df877 | [ 27.068844][ T639] ------------[ cut here ]------------ | [ 27.069013][ T639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/639 | [ 27.069259][ T639] Modules linked in: ip_gre gre | [ 27.069708][ T639] Tainted: [W]=WARN [ 27.069816][ T639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.069990][ T639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.070174][ T639] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.070680][ T639] RSP: 0018:ffa000000115ee30 EFLAGS: 00010286 [ 27.070860][ T639] RAX: 00000000ffffffa6 RBX: ff1100000c178580 RCX: 1ff400000022bd8c [ 27.071067][ T639] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17863c [ 27.071277][ T639] RBP: ff1100000ffe1000 R08: 1fe220000182f0c9 R09: ff110000096d8b80 [ 27.071498][ T639] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 27.071704][ T639] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d702708 [ 27.071941][ T639] FS: 00007f0098f91840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.072188][ T639] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.072365][ T639] CR2: 000000000042ebe0 CR3: 000000000e817003 CR4: 0000000000771ef0 [ 27.072577][ T639] PKRU: 55555554 [ 27.072680][ T639] Call Trace: [ 27.072782][ T639] [ 27.072853][ T639] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.072992][ T639] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.073098][ T639] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 27.073276][ T639] __dev_notify_flags (net/core/dev.c:9787) [ 27.073421][ T639] ? netif_change_name (net/core/dev.c:1495) [ 27.073568][ T639] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.073709][ T639] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.073847][ T639] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.073986][ T639] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 27.074126][ T639] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.074268][ T639] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 27.074412][ T639] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 27.074560][ T639] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 27.074698][ T639] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 27.074839][ T639] veth_newlink (drivers/net/veth.c:1871) [ 27.074979][ T639] ? veth_poll_controller (drivers/net/veth.c:1470) [ 27.075116][ T639] ? kasan_save_stack (mm/kasan/common.c:57) [ 27.075260][ T639] ? kasan_save_track (mm/kasan/common.c:78) [ 27.075406][ T639] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 27.075569][ T639] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 27.075706][ T639] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 27.075845][ T639] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 27.075983][ T639] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 27.076121][ T639] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 27.076262][ T639] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 27.076408][ T639] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.076550][ T639] ? __dev_get_by_name (net/core/dev.c:883) [ 27.076688][ T639] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.076833][ T639] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.076975][ T639] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.077116][ T639] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.077259][ T639] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.077398][ T639] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.077542][ T639] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.077677][ T639] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.077818][ T639] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.077957][ T639] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.078093][ T639] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.078233][ T639] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.078375][ T639] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.078517][ T639] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.078662][ T639] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.078798][ T639] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.078936][ T639] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.079071][ T639] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.079212][ T639] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.079358][ T639] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.079505][ T639] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.079642][ T639] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.079781][ T639] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.079918][ T639] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.080055][ T639] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.080197][ T639] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.080335][ T639] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.080487][ T639] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.080628][ T639] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.080765][ T639] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.080934][ T639] ? move_addr_to_kernel (net/socket.c:258) [ 27.081076][ T639] ___sys_sendmsg (net/socket.c:2752) [ 27.081219][ T639] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.081367][ T639] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.081548][ T639] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 27.081686][ T639] __sys_sendmsg (net/socket.c:2784) [ 27.081826][ T639] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.081966][ T639] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 27.082102][ T639] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.082245][ T639] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.082387][ T639] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.082530][ T639] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.082667][ T639] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.082836][ T639] RIP: 0033:0x7f00991cb08e [ 27.082979][ T639] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.083481][ T639] RSP: 002b:00007ffc6eab5000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.083690][ T639] RAX: ffffffffffffffda RBX: 00007ffc6eab57b0 RCX: 00007f00991cb08e [ 27.083895][ T639] RDX: 0000000000000000 RSI: 00007ffc6eab50b0 RDI: 0000000000000005 [ 27.084100][ T639] RBP: 00007ffc6eab5010 R08: 0000000000000000 R09: 0000000000000000 [ 27.084308][ T639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.084529][ T639] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6eab5770 | [ 27.091881][ T639] ------------[ cut here ]------------ | [ 27.092058][ T639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/639 | [ 27.092298][ T639] Modules linked in: ip_gre gre | [ 27.093125][ T639] Tainted: [W]=WARN [ 27.093229][ T639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.093403][ T639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.093591][ T639] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.094068][ T639] RSP: 0018:ffa000000115f1b0 EFLAGS: 00010286 [ 27.094242][ T639] RAX: 00000000ffffffa6 RBX: ff1100000bf9a040 RCX: 1ff400000022bdfc [ 27.094450][ T639] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a0fc [ 27.094658][ T639] RBP: ff1100000f914000 R08: 1fe22000017f3421 R09: ff110000096d8b80 [ 27.094858][ T639] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 27.095060][ T639] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 27.095265][ T639] FS: 00007f0098f91840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.095512][ T639] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.095680][ T639] CR2: 000000000042ebe0 CR3: 000000000e817003 CR4: 0000000000771ef0 [ 27.095881][ T639] PKRU: 55555554 [ 27.095982][ T639] Call Trace: [ 27.096083][ T639] [ 27.096158][ T639] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.096297][ T639] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.096411][ T639] __dev_notify_flags (net/core/dev.c:9787) [ 27.096557][ T639] ? netif_change_name (net/core/dev.c:1495) [ 27.096694][ T639] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 27.096829][ T639] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 27.096966][ T639] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 27.097103][ T639] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 27.097248][ T639] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.097388][ T639] ? __dev_get_by_name (net/core/dev.c:883) [ 27.097531][ T639] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.097673][ T639] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.097815][ T639] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.097952][ T639] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.098087][ T639] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.098226][ T639] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.098368][ T639] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.098505][ T639] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.098644][ T639] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.098780][ T639] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.098915][ T639] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.099051][ T639] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.099191][ T639] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.099344][ T639] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.099495][ T639] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.099629][ T639] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.099766][ T639] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.099902][ T639] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.100037][ T639] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.100181][ T639] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.100315][ T639] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.100463][ T639] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.100600][ T639] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.100737][ T639] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.100873][ T639] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.101010][ T639] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.101155][ T639] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.101293][ T639] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.101433][ T639] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.101573][ T639] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.101740][ T639] ? move_addr_to_kernel (net/socket.c:258) [ 27.101880][ T639] ___sys_sendmsg (net/socket.c:2752) [ 27.102016][ T639] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.102161][ T639] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.102335][ T639] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 27.102481][ T639] __sys_sendmsg (net/socket.c:2784) [ 27.102619][ T639] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.102758][ T639] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 27.102893][ T639] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.103029][ T639] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.103168][ T639] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.103302][ T639] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.103442][ T639] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.103616][ T639] RIP: 0033:0x7f00991cb08e [ 27.103757][ T639] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.104238][ T639] RSP: 002b:00007ffc6eab5000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.104447][ T639] RAX: ffffffffffffffda RBX: 00007ffc6eab57b0 RCX: 00007f00991cb08e [ 27.104659][ T639] RDX: 0000000000000000 RSI: 00007ffc6eab50b0 RDI: 0000000000000005 [ 27.104859][ T639] RBP: 00007ffc6eab5010 R08: 0000000000000000 R09: 0000000000000000 [ 27.105059][ T639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.105262][ T639] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6eab5770 | [ 27.144865][ T640] ------------[ cut here ]------------ | [ 27.145030][ T640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/640 | [ 27.145266][ T640] Modules linked in: ip_gre gre | [ 27.145699][ T640] Tainted: [W]=WARN [ 27.145798][ T640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.145964][ T640] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.146136][ T640] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.146623][ T640] RSP: 0018:ffa00000011cf020 EFLAGS: 00010286 [ 27.146790][ T640] RAX: 00000000ffffffa6 RBX: ff1100000e21e580 RCX: 1ff4000000239dca [ 27.146988][ T640] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e63c [ 27.147192][ T640] RBP: ff1100000f914000 R08: 1fe2200001c43cc9 R09: ff1100001292ae58 [ 27.147393][ T640] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 27.147595][ T640] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 27.147799][ T640] FS: 00007f3fc830b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.148035][ T640] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.148210][ T640] CR2: 000000000aa26988 CR3: 000000000e817005 CR4: 0000000000771ef0 [ 27.148414][ T640] PKRU: 55555554 [ 27.148520][ T640] Call Trace: [ 27.148619][ T640] [ 27.148687][ T640] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.148832][ T640] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.148937][ T640] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 27.149070][ T640] __dev_notify_flags (net/core/dev.c:9787) [ 27.149209][ T640] ? netif_change_name (net/core/dev.c:1495) [ 27.149343][ T640] ? __dev_change_flags (net/core/dev.c:9752) [ 27.149488][ T640] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 27.149622][ T640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.149754][ T640] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 27.149888][ T640] netif_change_flags (net/core/dev.c:9820) [ 27.150022][ T640] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.150161][ T640] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 27.150295][ T640] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 27.151194][ T640] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.151425][ T640] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.151569][ T640] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.151702][ T640] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 27.151834][ T640] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.151969][ T640] ? __kernel_text_address (kernel/extable.c:79) [ 27.152103][ T640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.152244][ T640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.152384][ T640] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.152540][ T640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.152674][ T640] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 27.152812][ T640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.152944][ T640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.153077][ T640] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 27.153218][ T640] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 27.153357][ T640] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 27.153499][ T640] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.153633][ T640] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 27.153769][ T640] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 27.153905][ T640] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.154039][ T640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.154189][ T640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.154325][ T640] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.154467][ T640] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.154600][ T640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.154736][ T640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.154869][ T640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.155002][ T640] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.155135][ T640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.155277][ T640] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.155417][ T640] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.155557][ T640] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.155698][ T640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.155830][ T640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.155964][ T640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.156101][ T640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.156240][ T640] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.156380][ T640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.156521][ T640] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.156659][ T640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.156792][ T640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.156928][ T640] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.157064][ T640] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.157200][ T640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.157334][ T640] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.157483][ T640] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.157618][ T640] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.157753][ T640] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.157886][ T640] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.158021][ T640] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.158191][ T640] ? move_addr_to_kernel (net/socket.c:258) [ 27.158325][ T640] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.158467][ T640] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.158602][ T640] ___sys_sendmsg (net/socket.c:2752) [ 27.158734][ T640] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 27.158899][ T640] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.159048][ T640] __sys_sendmsg (net/socket.c:2784) [ 27.159188][ T640] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.159322][ T640] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 27.159499][ T640] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.159631][ T640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.159764][ T640] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.159925][ T640] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.160063][ T640] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.160966][ T640] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.161145][ T640] RIP: 0033:0x7f3fc854508e [ 27.161297][ T640] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.161803][ T640] RSP: 002b:00007ffdd7f7bfa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.162003][ T640] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3fc854508e [ 27.162228][ T640] RDX: 0000000000000000 RSI: 00007ffdd7f7c050 RDI: 0000000000000005 [ 27.162432][ T640] RBP: 00007ffdd7f7bfb0 R08: 0000000000000000 R09: 0000000000000000 [ 27.162639][ T640] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.162858][ T640] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd7f7c720 | [ 27.204519][ T641] ------------[ cut here ]------------ | [ 27.204698][ T641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/641 | [ 27.204928][ T641] Modules linked in: ip_gre gre | [ 27.205342][ T641] Tainted: [W]=WARN [ 27.205452][ T641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.205632][ T641] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.205805][ T641] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.206287][ T641] RSP: 0018:ffa000000123f020 EFLAGS: 00010286 [ 27.206466][ T641] RAX: 00000000ffffffa6 RBX: ff1100000d8138c0 RCX: 1ff4000000247dca [ 27.206669][ T641] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d81397c [ 27.206866][ T641] RBP: ff1100000ffe1000 R08: 1fe2200001b02731 R09: ff1100001292d158 [ 27.207064][ T641] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 27.207269][ T641] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 27.207489][ T641] FS: 00007f35329a2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.207721][ T641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.207885][ T641] CR2: 00007f3532c721a0 CR3: 000000001062d001 CR4: 0000000000771ef0 [ 27.208100][ T641] PKRU: 55555554 [ 27.208203][ T641] Call Trace: [ 27.208311][ T641] [ 27.208385][ T641] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.208573][ T641] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.208675][ T641] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 27.208806][ T641] __dev_notify_flags (net/core/dev.c:9787) [ 27.208940][ T641] ? netif_change_name (net/core/dev.c:1495) [ 27.209073][ T641] ? __dev_change_flags (net/core/dev.c:9752) [ 27.209217][ T641] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 27.209355][ T641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.209495][ T641] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 27.209633][ T641] netif_change_flags (net/core/dev.c:9820) [ 27.209767][ T641] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.209901][ T641] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 27.210040][ T641] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 27.210181][ T641] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.210399][ T641] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.210575][ T641] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.210707][ T641] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 27.210842][ T641] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.210976][ T641] ? __kernel_text_address (kernel/extable.c:79) [ 27.211113][ T641] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.211254][ T641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.211394][ T641] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.211537][ T641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.211669][ T641] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 27.211807][ T641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.211942][ T641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.212074][ T641] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 27.212212][ T641] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 27.212344][ T641] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 27.212491][ T641] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.212627][ T641] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 27.212763][ T641] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 27.212898][ T641] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.213035][ T641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.213170][ T641] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.213302][ T641] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.213440][ T641] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.213580][ T641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.213716][ T641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.213849][ T641] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.213982][ T641] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.214115][ T641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.214257][ T641] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.214395][ T641] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.214535][ T641] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.214671][ T641] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.214810][ T641] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.214952][ T641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.215084][ T641] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.215223][ T641] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.215361][ T641] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.215501][ T641] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.215639][ T641] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.215773][ T641] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.215908][ T641] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.216042][ T641] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.216179][ T641] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.216314][ T641] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.216453][ T641] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.216594][ T641] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.216730][ T641] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.216864][ T641] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.216998][ T641] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.217165][ T641] ? move_addr_to_kernel (net/socket.c:258) [ 27.217298][ T641] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.217472][ T641] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.217612][ T641] ___sys_sendmsg (net/socket.c:2752) [ 27.217746][ T641] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 27.217910][ T641] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.218056][ T641] __sys_sendmsg (net/socket.c:2784) [ 27.218194][ T641] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.218327][ T641] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 27.218507][ T641] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.218641][ T641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.218777][ T641] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.218909][ T641] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.219041][ T641] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.219178][ T641] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.219344][ T641] RIP: 0033:0x7f3532bdc08e [ 27.219497][ T641] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.219970][ T641] RSP: 002b:00007fff48bd7a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.220179][ T641] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3532bdc08e [ 27.220385][ T641] RDX: 0000000000000000 RSI: 00007fff48bd7b10 RDI: 0000000000000005 [ 27.220593][ T641] RBP: 00007fff48bd7a70 R08: 0000000000000000 R09: 0000000000000000 [ 27.220792][ T641] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.220991][ T641] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff48bd81e0 | [ 27.223053][ T46] ------------[ cut here ]------------ | [ 27.223193][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46 | [ 27.223448][ T46] Modules linked in: ip_gre gre | [ 27.223877][ T46] Tainted: [W]=WARN [ 27.223970][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.224126][ T46] Workqueue: events_unbound linkwatch_event [ 27.224287][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.224458][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.224910][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 27.225065][ T46] RAX: 00000000ffffffa6 RBX: ff1100000bf9a900 RCX: 1ff4000000065f02 [ 27.225250][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a9bc [ 27.225440][ T46] RBP: ff1100000f914000 R08: 1fe22000017f3539 R09: ff110000024a0ba8 [ 27.225630][ T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 27.225811][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 27.225998][ T46] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.226219][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.226379][ T46] CR2: 000055f6c13bcba8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 27.226568][ T46] PKRU: 55555554 [ 27.226660][ T46] Call Trace: [ 27.226752][ T46] [ 27.226816][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.226939][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 27.227062][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.227160][ T46] netif_state_change (net/core/dev.c:1605) [ 27.227282][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.227445][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 27.227571][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 27.227693][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.227818][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 27.227942][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 27.228066][ T46] process_one_work (kernel/workqueue.c:3314) [ 27.228195][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 27.228316][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.228448][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 27.228579][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 27.228702][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 27.228827][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 27.228949][ T46] kthread (kernel/kthread.c:436) [ 27.229043][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.229200][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 27.229324][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 27.229453][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 27.229613][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 27.229737][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 27.229863][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 27.280137][ T643] ------------[ cut here ]------------ | [ 27.280320][ T643] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/643 | [ 27.281022][ T643] Modules linked in: ip_gre gre | [ 27.281466][ T643] Tainted: [W]=WARN [ 27.281568][ T643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.281732][ T643] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.281905][ T643] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.282387][ T643] RSP: 0018:ffa000000125f150 EFLAGS: 00010286 [ 27.282564][ T643] RAX: 00000000ffffffa6 RBX: ff1100000d812c80 RCX: 1ff400000024bdf0 [ 27.282759][ T643] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d812d3c [ 27.282955][ T643] RBP: ff1100000ffe1000 R08: 1fe2200001b025a9 R09: ff1100000f980b58 [ 27.283158][ T643] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 27.283362][ T643] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc05540 [ 27.283567][ T643] FS: 00007f5d419e4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.283795][ T643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.283961][ T643] CR2: 00000000004ebb28 CR3: 000000001062d004 CR4: 0000000000771ef0 [ 27.284177][ T643] PKRU: 55555554 [ 27.284280][ T643] Call Trace: [ 27.284384][ T643] [ 27.284453][ T643] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.284592][ T643] ? notifier_call_chain (kernel/notifier.c:85) [ 27.284725][ T643] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.284826][ T643] netif_state_change (net/core/dev.c:1605) [ 27.284958][ T643] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.285122][ T643] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 27.285291][ T643] linkwatch_sync_dev (net/core/link_watch.c:295) [ 27.285426][ T643] rtnl_getlink (net/core/rtnetlink.c:4273) [ 27.285565][ T643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.285697][ T643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.285829][ T643] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 27.285960][ T643] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.286091][ T643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.286226][ T643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.286383][ T643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.286528][ T643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.286664][ T643] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.286796][ T643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.286928][ T643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.287065][ T643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.287201][ T643] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 27.287367][ T643] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.287509][ T643] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.287642][ T643] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.287773][ T643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.287907][ T643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.288039][ T643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.288179][ T643] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.288314][ T643] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.288453][ T643] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.288599][ T643] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.288730][ T643] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.288863][ T643] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.288996][ T643] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.289127][ T643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.289262][ T643] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.289399][ T643] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.289542][ T643] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.289676][ T643] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.289807][ T643] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.289939][ T643] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.290102][ T643] ? move_addr_to_kernel (net/socket.c:258) [ 27.290238][ T643] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.290377][ T643] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.290551][ T643] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.290682][ T643] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.290845][ T643] ___sys_sendmsg (net/socket.c:2752) [ 27.290976][ T643] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.291106][ T643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.291250][ T643] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 27.291386][ T643] ? do_getsockname (net/socket.c:2192) [ 27.291528][ T643] __sys_sendmsg (net/socket.c:2784) [ 27.291658][ T643] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.291793][ T643] ? __sys_getsockname (net/socket.c:2210) [ 27.291925][ T643] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.292060][ T643] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.292198][ T643] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.292332][ T643] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.292478][ T643] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.292644][ T643] RIP: 0033:0x7f5d41c1e08e [ 27.292782][ T643] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.293255][ T643] RSP: 002b:00007ffd05af0a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.293467][ T643] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d41c1e08e [ 27.293667][ T643] RDX: 0000000000000000 RSI: 00007ffd05af0b10 RDI: 0000000000000006 [ 27.293862][ T643] RBP: 00007ffd05af0a70 R08: 0000000000000000 R09: 0000000000000000 [ 27.294058][ T643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.294258][ T643] R13: 00007ffd05af0bc0 R14: 000000000000000d R15: 00007ffd05af287a | [ 27.390666][ T646] ------------[ cut here ]------------ | [ 27.390852][ T646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/646 | [ 27.391100][ T646] Modules linked in: ip_gre gre | [ 27.391554][ T646] Tainted: [W]=WARN [ 27.391662][ T646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.391841][ T646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.392026][ T646] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.392550][ T646] RSP: 0018:ffa000000127ef10 EFLAGS: 00010286 [ 27.392731][ T646] RAX: 00000000ffffffa6 RBX: ff1100000d830580 RCX: 1ff400000024fda8 [ 27.392942][ T646] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d83063c [ 27.393161][ T646] RBP: ff1100000f969000 R08: 1fe2200001b060c9 R09: ff1100001018d180 [ 27.393381][ T646] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 27.393601][ T646] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 27.393814][ T646] FS: 00007fc574528840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.394068][ T646] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.394253][ T646] CR2: 00007fc57489d040 CR3: 000000000e817004 CR4: 0000000000771ef0 [ 27.394472][ T646] PKRU: 55555554 [ 27.394579][ T646] Call Trace: [ 27.394685][ T646] [ 27.394758][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.394902][ T646] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 27.395043][ T646] notifier_call_chain (kernel/notifier.c:85) [ 27.395194][ T646] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 27.395337][ T646] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 27.395492][ T646] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 27.395671][ T646] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 27.395850][ T646] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 27.395995][ T646] netif_set_mtu (net/core/dev.c:9910) [ 27.396138][ T646] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 27.396285][ T646] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 27.396436][ T646] dev_set_mtu (net/core/dev_api.c:249) [ 27.396582][ T646] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 27.396722][ T646] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 27.396865][ T646] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 27.397043][ T646] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 27.397207][ T646] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 27.397394][ T646] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 27.397546][ T646] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 27.397690][ T646] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.397831][ T646] ? __dev_get_by_name (net/core/dev.c:883) [ 27.397973][ T646] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.398121][ T646] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.398272][ T646] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.398421][ T646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.398569][ T646] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.398710][ T646] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.398852][ T646] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.398993][ T646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.399138][ T646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.399285][ T646] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.399432][ T646] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.399580][ T646] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.399723][ T646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.399865][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.400012][ T646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.400159][ T646] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.400304][ T646] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.400452][ T646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.400602][ T646] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.400747][ T646] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.400888][ T646] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.401033][ T646] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.401180][ T646] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.401323][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.401478][ T646] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.401622][ T646] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.401764][ T646] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.401907][ T646] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.402049][ T646] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.402196][ T646] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.402376][ T646] ? move_addr_to_kernel (net/socket.c:258) [ 27.402531][ T646] ___sys_sendmsg (net/socket.c:2752) [ 27.402672][ T646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.402812][ T646] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.402963][ T646] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.403109][ T646] __sys_sendmsg (net/socket.c:2784) [ 27.403256][ T646] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.403405][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.403581][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.403724][ T646] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.403865][ T646] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.404006][ T646] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.404152][ T646] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.404329][ T646] RIP: 0033:0x7fc57476208e [ 27.404488][ T646] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.404991][ T646] RSP: 002b:00007ffd87151990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.405213][ T646] RAX: ffffffffffffffda RBX: 00007ffd87152140 RCX: 00007fc57476208e [ 27.405430][ T646] RDX: 0000000000000000 RSI: 00007ffd87151a40 RDI: 0000000000000005 [ 27.405648][ T646] RBP: 00007ffd871519a0 R08: 0000000000000000 R09: 0000000000000000 [ 27.405861][ T646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.406073][ T646] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87152110 | [ 27.407738][ T646] ------------[ cut here ]------------ | [ 27.407875][ T646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/646 | [ 27.408107][ T646] Modules linked in: ip_gre gre | [ 27.408539][ T646] Tainted: [W]=WARN [ 27.408643][ T646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.408814][ T646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.408988][ T646] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.409482][ T646] RSP: 0018:ffa000000127f1b0 EFLAGS: 00010286 [ 27.409655][ T646] RAX: 00000000ffffffa6 RBX: ff1100000d831380 RCX: 1ff400000024fdfc [ 27.409863][ T646] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d83143c [ 27.410064][ T646] RBP: ff1100000f969000 R08: 1fe2200001b06289 R09: ff1100001018d180 [ 27.410277][ T646] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 27.410491][ T646] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 27.410698][ T646] FS: 00007fc574528840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.410950][ T646] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.411119][ T646] CR2: 00007fc57489d040 CR3: 000000000e817004 CR4: 0000000000771ef0 [ 27.411327][ T646] PKRU: 55555554 [ 27.411435][ T646] Call Trace: [ 27.411566][ T646] [ 27.411638][ T646] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.411775][ T646] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.411879][ T646] __dev_notify_flags (net/core/dev.c:9787) [ 27.412018][ T646] ? netif_change_name (net/core/dev.c:1495) [ 27.412160][ T646] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 27.412335][ T646] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 27.412484][ T646] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 27.412627][ T646] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.412764][ T646] ? __dev_get_by_name (net/core/dev.c:883) [ 27.412899][ T646] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.413041][ T646] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.413186][ T646] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.413326][ T646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.413473][ T646] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.413610][ T646] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.413749][ T646] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.413885][ T646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.414044][ T646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.414189][ T646] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.414326][ T646] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.414471][ T646] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.414608][ T646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.414745][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.414884][ T646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.415020][ T646] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.415161][ T646] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.415299][ T646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.415443][ T646] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.415589][ T646] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.415726][ T646] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.415864][ T646] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.416003][ T646] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.416139][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.416282][ T646] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.416433][ T646] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.416576][ T646] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.416713][ T646] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.416849][ T646] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.416987][ T646] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.417160][ T646] ? move_addr_to_kernel (net/socket.c:258) [ 27.417302][ T646] ___sys_sendmsg (net/socket.c:2752) [ 27.417443][ T646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.417586][ T646] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.417732][ T646] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.417873][ T646] __sys_sendmsg (net/socket.c:2784) [ 27.418010][ T646] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.418157][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.418295][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.418441][ T646] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.418587][ T646] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.418724][ T646] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.418861][ T646] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.419033][ T646] RIP: 0033:0x7fc57476208e [ 27.419180][ T646] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.419685][ T646] RSP: 002b:00007ffd87151990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.419891][ T646] RAX: ffffffffffffffda RBX: 00007ffd87152140 RCX: 00007fc57476208e [ 27.420098][ T646] RDX: 0000000000000000 RSI: 00007ffd87151a40 RDI: 0000000000000005 [ 27.420306][ T646] RBP: 00007ffd871519a0 R08: 0000000000000000 R09: 0000000000000000 [ 27.420523][ T646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.420727][ T646] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87152110 | [ 27.456109][ T647] ------------[ cut here ]------------ | [ 27.456291][ T647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/647 | [ 27.456551][ T647] Modules linked in: ip_gre gre | [ 27.456990][ T647] Tainted: [W]=WARN [ 27.457098][ T647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.457284][ T647] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.457482][ T647] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.457991][ T647] RSP: 0018:ffa000000128ef10 EFLAGS: 00010286 [ 27.458181][ T647] RAX: 00000000ffffffa6 RBX: ff1100000cfbc900 RCX: 1ff4000000251da8 [ 27.458458][ T647] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc9bc [ 27.458678][ T647] RBP: ff11000008c99000 R08: 1fe22000019f7939 R09: ff11000010188b80 [ 27.458892][ T647] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 27.459104][ T647] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 27.459323][ T647] FS: 00007fb301392840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.459583][ T647] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.459763][ T647] CR2: 00007fb30158b460 CR3: 000000001062d002 CR4: 0000000000771ef0 [ 27.459979][ T647] PKRU: 55555554 [ 27.460086][ T647] Call Trace: [ 27.460197][ T647] [ 27.460271][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.460421][ T647] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 27.460573][ T647] notifier_call_chain (kernel/notifier.c:85) [ 27.460719][ T647] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 27.460866][ T647] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 27.461010][ T647] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 27.461197][ T647] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 27.461383][ T647] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 27.461536][ T647] netif_set_mtu (net/core/dev.c:9910) [ 27.461680][ T647] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 27.461824][ T647] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 27.461975][ T647] dev_set_mtu (net/core/dev_api.c:249) [ 27.462104][ T647] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 27.462257][ T647] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 27.462408][ T647] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 27.462595][ T647] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 27.462739][ T647] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 27.462920][ T647] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 27.463064][ T647] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 27.463216][ T647] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.463363][ T647] ? __dev_get_by_name (net/core/dev.c:883) [ 27.463513][ T647] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.463662][ T647] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.463808][ T647] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.463953][ T647] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.464097][ T647] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.464247][ T647] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.464395][ T647] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.464542][ T647] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.464688][ T647] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.464834][ T647] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.464977][ T647] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.465123][ T647] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.465269][ T647] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.465417][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.465569][ T647] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.465711][ T647] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.465856][ T647] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.466000][ T647] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.466146][ T647] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.466299][ T647] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.466449][ T647] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.466599][ T647] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.466744][ T647] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.466888][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.467034][ T647] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.467187][ T647] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.467331][ T647] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.467486][ T647] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.467629][ T647] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.467772][ T647] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.467949][ T647] ? move_addr_to_kernel (net/socket.c:258) [ 27.468096][ T647] ___sys_sendmsg (net/socket.c:2752) [ 27.468245][ T647] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.468394][ T647] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.468554][ T647] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.468700][ T647] __sys_sendmsg (net/socket.c:2784) [ 27.468844][ T647] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.468992][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.469134][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.469284][ T647] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.469432][ T647] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.469583][ T647] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.469725][ T647] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.469902][ T647] RIP: 0033:0x7fb3015cc08e [ 27.470052][ T647] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.470578][ T647] RSP: 002b:00007ffd30a90260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.470792][ T647] RAX: ffffffffffffffda RBX: 00007ffd30a90a10 RCX: 00007fb3015cc08e [ 27.471007][ T647] RDX: 0000000000000000 RSI: 00007ffd30a90310 RDI: 0000000000000005 [ 27.471227][ T647] RBP: 00007ffd30a90270 R08: 0000000000000000 R09: 0000000000000000 [ 27.471448][ T647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.471669][ T647] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd30a909e0 | [ 27.473332][ T647] ------------[ cut here ]------------ | [ 27.473482][ T647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/647 | [ 27.473716][ T647] Modules linked in: ip_gre gre | [ 27.474127][ T647] Tainted: [W]=WARN [ 27.474232][ T647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.474567][ T647] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.474746][ T647] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.475253][ T647] RSP: 0018:ffa000000128f1b0 EFLAGS: 00010286 [ 27.475432][ T647] RAX: 00000000ffffffa6 RBX: ff1100000cfbc3c0 RCX: 1ff4000000251dfc [ 27.475663][ T647] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc47c [ 27.475865][ T647] RBP: ff11000008c99000 R08: 1fe22000019f7891 R09: ff11000010188b80 [ 27.476066][ T647] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 27.476274][ T647] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 27.476493][ T647] FS: 00007fb301392840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.476730][ T647] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.476900][ T647] CR2: 00007fb30158b460 CR3: 000000001062d002 CR4: 0000000000771ef0 [ 27.477106][ T647] PKRU: 55555554 [ 27.477214][ T647] Call Trace: [ 27.477320][ T647] [ 27.477397][ T647] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.477543][ T647] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.477647][ T647] __dev_notify_flags (net/core/dev.c:9787) [ 27.477785][ T647] ? netif_change_name (net/core/dev.c:1495) [ 27.477922][ T647] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 27.478096][ T647] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 27.478242][ T647] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 27.478387][ T647] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.478544][ T647] ? __dev_get_by_name (net/core/dev.c:883) [ 27.478681][ T647] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.478825][ T647] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.478966][ T647] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.479105][ T647] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.479246][ T647] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.479390][ T647] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.479531][ T647] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.479666][ T647] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.479806][ T647] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.479943][ T647] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.480080][ T647] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.480221][ T647] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.480362][ T647] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.480507][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.480646][ T647] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.480783][ T647] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.480920][ T647] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.481057][ T647] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.481198][ T647] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.481340][ T647] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.481488][ T647] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.481628][ T647] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.481766][ T647] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.481902][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.482039][ T647] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.482184][ T647] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.482323][ T647] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.482470][ T647] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.482611][ T647] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.482747][ T647] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.482918][ T647] ? move_addr_to_kernel (net/socket.c:258) [ 27.483059][ T647] ___sys_sendmsg (net/socket.c:2752) [ 27.483198][ T647] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.483336][ T647] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.483491][ T647] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.483632][ T647] __sys_sendmsg (net/socket.c:2784) [ 27.483769][ T647] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.483910][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.484047][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.484191][ T647] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.484327][ T647] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.484475][ T647] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.484612][ T647] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.484784][ T647] RIP: 0033:0x7fb3015cc08e [ 27.484926][ T647] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.485427][ T647] RSP: 002b:00007ffd30a90260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.485641][ T647] RAX: ffffffffffffffda RBX: 00007ffd30a90a10 RCX: 00007fb3015cc08e [ 27.485846][ T647] RDX: 0000000000000000 RSI: 00007ffd30a90310 RDI: 0000000000000005 [ 27.486050][ T647] RBP: 00007ffd30a90270 R08: 0000000000000000 R09: 0000000000000000 [ 27.486259][ T647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.486473][ T647] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd30a909e0 | [ 27.522753][ T648] ------------[ cut here ]------------ | [ 27.522934][ T648] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/648 | [ 27.523168][ T648] Modules linked in: ip_gre gre | [ 27.523632][ T648] Tainted: [W]=WARN [ 27.523732][ T648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.523898][ T648] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.524069][ T648] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.524581][ T648] RSP: 0018:ffa000000129f020 EFLAGS: 00010286 [ 27.524755][ T648] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff4000000253dca [ 27.524950][ T648] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 27.525162][ T648] RBP: ff1100000f969000 R08: 1fe2200001f451a9 R09: ff1100000abf0b58 [ 27.525362][ T648] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 27.525568][ T648] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 27.525768][ T648] FS: 00007f4436c17840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.526011][ T648] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.526185][ T648] CR2: 0000000016312988 CR3: 000000000e817006 CR4: 0000000000771ef0 [ 27.526393][ T648] PKRU: 55555554 [ 27.526499][ T648] Call Trace: [ 27.526598][ T648] [ 27.526668][ T648] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.526803][ T648] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.526929][ T648] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 27.527060][ T648] __dev_notify_flags (net/core/dev.c:9787) [ 27.527199][ T648] ? netif_change_name (net/core/dev.c:1495) [ 27.527332][ T648] ? __dev_change_flags (net/core/dev.c:9752) [ 27.527476][ T648] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 27.527625][ T648] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.527762][ T648] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 27.527898][ T648] netif_change_flags (net/core/dev.c:9820) [ 27.528033][ T648] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.528172][ T648] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 27.528309][ T648] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 27.528448][ T648] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.528620][ T648] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.528752][ T648] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.528884][ T648] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 27.529034][ T648] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.529174][ T648] ? __kernel_text_address (kernel/extable.c:79) [ 27.529308][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.529453][ T648] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.529591][ T648] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.529723][ T648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.529866][ T648] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 27.529998][ T648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.530132][ T648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.530272][ T648] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 27.530437][ T648] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 27.530578][ T648] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 27.530712][ T648] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.530847][ T648] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 27.530985][ T648] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 27.531123][ T648] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.531260][ T648] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.531396][ T648] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.531536][ T648] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.531668][ T648] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.531799][ T648] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.531934][ T648] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.532078][ T648] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.532215][ T648] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.532363][ T648] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.532502][ T648] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.532637][ T648] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.532769][ T648] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.532902][ T648] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.533034][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.533175][ T648] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.533307][ T648] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.533448][ T648] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.533587][ T648] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.533721][ T648] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.533858][ T648] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.534018][ T648] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.534160][ T648] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.534294][ T648] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.534430][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.534572][ T648] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.535003][ T648] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.535139][ T648] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.535277][ T648] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.535413][ T648] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.535554][ T648] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.535719][ T648] ? move_addr_to_kernel (net/socket.c:258) [ 27.535854][ T648] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.536012][ T648] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.536151][ T648] ___sys_sendmsg (net/socket.c:2752) [ 27.536286][ T648] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 27.536460][ T648] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.536611][ T648] __sys_sendmsg (net/socket.c:2784) [ 27.536745][ T648] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.536879][ T648] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 27.537048][ T648] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.537191][ T648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.537339][ T648] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.537483][ T648] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.537621][ T648] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.537754][ T648] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.537930][ T648] RIP: 0033:0x7f4436e5108e [ 27.538073][ T648] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.538619][ T648] RSP: 002b:00007ffd7a0f5990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.538821][ T648] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4436e5108e [ 27.539021][ T648] RDX: 0000000000000000 RSI: 00007ffd7a0f5a40 RDI: 0000000000000005 [ 27.539225][ T648] RBP: 00007ffd7a0f59a0 R08: 0000000000000000 R09: 0000000000000000 [ 27.539426][ T648] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.539628][ T648] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7a0f6110 | [ 27.564419][ T649] ------------[ cut here ]------------ | [ 27.564599][ T649] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/649 | [ 27.564827][ T649] Modules linked in: ip_gre gre | [ 27.565244][ T649] Tainted: [W]=WARN [ 27.565345][ T649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.565526][ T649] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.565727][ T649] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.566213][ T649] RSP: 0018:ffa00000012af020 EFLAGS: 00010286 [ 27.566385][ T649] RAX: 00000000ffffffa6 RBX: ff11000010781a80 RCX: 1ff4000000255dca [ 27.566599][ T649] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781b3c [ 27.566798][ T649] RBP: ff11000008c99000 R08: 1fe22000020f0369 R09: ff11000010115158 [ 27.566997][ T649] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 27.567199][ T649] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 27.567408][ T649] FS: 00007ff6f106d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.567646][ T649] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.567812][ T649] CR2: 00000000182a5988 CR3: 000000001062d005 CR4: 0000000000771ef0 [ 27.568307][ T649] PKRU: 55555554 [ 27.568414][ T649] Call Trace: [ 27.568521][ T649] [ 27.568590][ T649] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.568751][ T649] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.568851][ T649] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 27.568995][ T649] __dev_notify_flags (net/core/dev.c:9787) [ 27.569128][ T649] ? netif_change_name (net/core/dev.c:1495) [ 27.569276][ T649] ? __dev_change_flags (net/core/dev.c:9752) [ 27.569416][ T649] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 27.569554][ T649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.569688][ T649] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 27.569823][ T649] netif_change_flags (net/core/dev.c:9820) [ 27.569957][ T649] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.570093][ T649] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 27.570232][ T649] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 27.570372][ T649] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.570544][ T649] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.570676][ T649] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.570834][ T649] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 27.570967][ T649] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.571101][ T649] ? __kernel_text_address (kernel/extable.c:79) [ 27.571241][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.571459][ T649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.571612][ T649] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.571747][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.571880][ T649] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 27.572013][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.572151][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.572286][ T649] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 27.572522][ T649] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 27.572670][ T649] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 27.572807][ T649] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.572941][ T649] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 27.573078][ T649] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 27.573219][ T649] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.573444][ T649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.573650][ T649] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.573800][ T649] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.573932][ T649] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.574086][ T649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.574228][ T649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.574447][ T649] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.574598][ T649] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.574730][ T649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.574864][ T649] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.574998][ T649] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.575144][ T649] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.575283][ T649] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.575510][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.575645][ T649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.575777][ T649] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.575912][ T649] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.576054][ T649] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.576193][ T649] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.576330][ T649] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.576539][ T649] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.576675][ T649] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.576818][ T649] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.576952][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.577087][ T649] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.577227][ T649] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.577438][ T649] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.577574][ T649] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.577707][ T649] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.577842][ T649] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.578006][ T649] ? move_addr_to_kernel (net/socket.c:258) [ 27.578140][ T649] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.578276][ T649] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.578439][ T649] ___sys_sendmsg (net/socket.c:2752) [ 27.578615][ T649] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 27.578781][ T649] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.578925][ T649] __sys_sendmsg (net/socket.c:2784) [ 27.579059][ T649] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.579197][ T649] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 27.579369][ T649] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.579511][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.579645][ T649] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.579778][ T649] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.579910][ T649] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.580043][ T649] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.580215][ T649] RIP: 0033:0x7ff6f12a708e [ 27.580360][ T649] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.580997][ T649] RSP: 002b:00007ffd8af872b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.581205][ T649] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff6f12a708e [ 27.581409][ T649] RDX: 0000000000000000 RSI: 00007ffd8af87360 RDI: 0000000000000005 [ 27.581613][ T649] RBP: 00007ffd8af872c0 R08: 0000000000000000 R09: 0000000000000000 [ 27.581824][ T649] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.582021][ T649] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8af87a30 | [ 27.681252][ T652] ------------[ cut here ]------------ | [ 27.681475][ T652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/652 | [ 27.681728][ T652] Modules linked in: ip_gre gre | [ 27.682181][ T652] Tainted: [W]=WARN [ 27.682313][ T652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.682531][ T652] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.682711][ T652] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.683240][ T652] RSP: 0018:ffa00000012df090 EFLAGS: 00010286 [ 27.683422][ T652] RAX: 00000000ffffffa6 RBX: ff1100000c542040 RCX: 1ff400000025bdd8 [ 27.683637][ T652] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5420fc [ 27.683843][ T652] RBP: ff1100000f969000 R08: 1fe22000018a8421 R09: ff1100000ffd5180 [ 27.684060][ T652] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 27.684276][ T652] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 27.684515][ T652] FS: 00007fb61822b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.684758][ T652] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.684932][ T652] CR2: 000000000042e5e0 CR3: 000000001062d001 CR4: 0000000000771ef0 [ 27.685141][ T652] PKRU: 55555554 [ 27.685250][ T652] Call Trace: [ 27.685360][ T652] [ 27.685434][ T652] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.685580][ T652] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 27.685719][ T652] notifier_call_chain (kernel/notifier.c:85) [ 27.685861][ T652] __netdev_upper_dev_link (net/core/dev.c:8931) [ 27.686001][ T652] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 27.686148][ T652] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 27.686294][ T652] netdev_upper_dev_link (net/core/dev.c:8972) [ 27.686454][ T652] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 27.686602][ T652] register_vlan_dev (net/8021q/vlan.c:183) [ 27.686745][ T652] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 27.686885][ T652] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 27.687024][ T652] ? nla_strscpy (lib/nlattr.c:795) [ 27.687169][ T652] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 27.687312][ T652] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.687457][ T652] ? __dev_get_by_name (net/core/dev.c:883) [ 27.687603][ T652] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.687749][ T652] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.687894][ T652] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.688034][ T652] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.688178][ T652] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.688334][ T652] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.688483][ T652] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.688623][ T652] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.688776][ T652] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.688944][ T652] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.689084][ T652] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.689232][ T652] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.689382][ T652] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.689555][ T652] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.689722][ T652] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.689862][ T652] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.690002][ T652] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.690140][ T652] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.690285][ T652] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.690434][ T652] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.690578][ T652] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.690739][ T652] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.690878][ T652] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.691018][ T652] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.691164][ T652] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.691319][ T652] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.691470][ T652] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.691612][ T652] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.691753][ T652] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.691892][ T652] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.692065][ T652] ? move_addr_to_kernel (net/socket.c:258) [ 27.692240][ T652] ___sys_sendmsg (net/socket.c:2752) [ 27.692397][ T652] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.692566][ T652] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.692714][ T652] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.692868][ T652] __sys_sendmsg (net/socket.c:2784) [ 27.693008][ T652] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.693168][ T652] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.693309][ T652] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.693458][ T652] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.693603][ T652] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.693741][ T652] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.693910][ T652] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.694083][ T652] RIP: 0033:0x7fb61846508e [ 27.694247][ T652] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.694773][ T652] RSP: 002b:00007ffd1136c3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.694986][ T652] RAX: ffffffffffffffda RBX: 00007ffd1136cbb0 RCX: 00007fb61846508e [ 27.695216][ T652] RDX: 0000000000000000 RSI: 00007ffd1136c4a0 RDI: 0000000000000005 [ 27.695430][ T652] RBP: 00007ffd1136c400 R08: 0000000000000000 R09: 0000000000000000 [ 27.695645][ T652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.695851][ T652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1136cb70 | [ 27.697553][ T652] ------------[ cut here ]------------ | [ 27.697708][ T652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/652 | [ 27.697941][ T652] Modules linked in: ip_gre gre | [ 27.698363][ T652] Tainted: [W]=WARN [ 27.698474][ T652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.698668][ T652] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.698843][ T652] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.699357][ T652] RSP: 0018:ffa00000012df1b0 EFLAGS: 00010286 [ 27.699544][ T652] RAX: 00000000ffffffa6 RBX: ff1100000c5423c0 RCX: 1ff400000025bdfc [ 27.699749][ T652] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54247c [ 27.699950][ T652] RBP: ff11000009761000 R08: 1fe22000018a8491 R09: ff1100000ffd5180 [ 27.700161][ T652] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 27.700372][ T652] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 27.700611][ T652] FS: 00007fb61822b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 27.700849][ T652] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.701019][ T652] CR2: 000000000042e5e0 CR3: 000000001062d001 CR4: 0000000000771ef0 [ 27.701229][ T652] PKRU: 55555554 [ 27.701330][ T652] Call Trace: [ 27.701465][ T652] [ 27.701538][ T652] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.701704][ T652] ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2)) [ 27.701853][ T652] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.701958][ T652] __dev_notify_flags (net/core/dev.c:9787) [ 27.702100][ T652] ? netdev_update_features (net/core/dev.c:11098) [ 27.702242][ T652] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 27.702418][ T652] ? netif_change_name (net/core/dev.c:1495) [ 27.702571][ T652] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 27.702708][ T652] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 27.702844][ T652] ? register_vlan_dev (net/8021q/vlan.c:196) [ 27.702980][ T652] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 27.703130][ T652] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 27.703272][ T652] ? nla_strscpy (lib/nlattr.c:795) [ 27.703432][ T652] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 27.703583][ T652] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.703733][ T652] ? __dev_get_by_name (net/core/dev.c:883) [ 27.703869][ T652] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.704010][ T652] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.704157][ T652] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.704299][ T652] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.704441][ T652] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.704584][ T652] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.704721][ T652] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.704857][ T652] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.704999][ T652] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.705137][ T652] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.705281][ T652] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.705446][ T652] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.705592][ T652] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.705728][ T652] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.705877][ T652] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.706010][ T652] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.706163][ T652] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.706300][ T652] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.706470][ T652] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.706613][ T652] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.706748][ T652] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.706887][ T652] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.707027][ T652] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.707196][ T652] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.707336][ T652] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.707495][ T652] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.707633][ T652] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.707771][ T652] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.707907][ T652] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.708044][ T652] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.708219][ T652] ? move_addr_to_kernel (net/socket.c:258) [ 27.708366][ T652] ___sys_sendmsg (net/socket.c:2752) [ 27.708508][ T652] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.708645][ T652] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.708816][ T652] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.708980][ T652] __sys_sendmsg (net/socket.c:2784) [ 27.709133][ T652] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.709290][ T652] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.709431][ T652] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.709574][ T652] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.709710][ T652] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.709853][ T652] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.709999][ T652] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.710196][ T652] RIP: 0033:0x7fb61846508e [ 27.710343][ T652] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.710859][ T652] RSP: 002b:00007ffd1136c3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.711074][ T652] RAX: ffffffffffffffda RBX: 00007ffd1136cbb0 RCX: 00007fb61846508e [ 27.711316][ T652] RDX: 0000000000000000 RSI: 00007ffd1136c4a0 RDI: 0000000000000005 [ 27.711532][ T652] RBP: 00007ffd1136c400 R08: 0000000000000000 R09: 0000000000000000 [ 27.711734][ T652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.711936][ T652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1136cb70 | [ 27.746893][ T653] ------------[ cut here ]------------ | [ 27.747078][ T653] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/653 | [ 27.747329][ T653] Modules linked in: ip_gre gre | [ 27.747805][ T653] Tainted: [W]=WARN [ 27.747910][ T653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.748083][ T653] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.748280][ T653] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.748797][ T653] RSP: 0018:ffa00000012ef090 EFLAGS: 00010286 [ 27.748973][ T653] RAX: 00000000ffffffa6 RBX: ff1100000cfbde00 RCX: 1ff400000025ddd8 [ 27.749195][ T653] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbdebc [ 27.749406][ T653] RBP: ff11000008c99000 R08: 1fe22000019f7bd9 R09: ff110000096dd180 [ 27.749620][ T653] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 27.749825][ T653] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 27.750032][ T653] FS: 00007f1675aad840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.750280][ T653] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.750460][ T653] CR2: 000000000042e5e0 CR3: 000000001062d006 CR4: 0000000000771ef0 [ 27.750676][ T653] PKRU: 55555554 [ 27.750781][ T653] Call Trace: [ 27.750914][ T653] [ 27.750987][ T653] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.751128][ T653] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 27.751270][ T653] notifier_call_chain (kernel/notifier.c:85) [ 27.751415][ T653] __netdev_upper_dev_link (net/core/dev.c:8931) [ 27.751628][ T653] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 27.751771][ T653] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 27.751913][ T653] netdev_upper_dev_link (net/core/dev.c:8972) [ 27.752052][ T653] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 27.752198][ T653] register_vlan_dev (net/8021q/vlan.c:183) [ 27.752342][ T653] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 27.752500][ T653] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 27.752639][ T653] ? nla_strscpy (lib/nlattr.c:795) [ 27.752778][ T653] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 27.752919][ T653] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.753061][ T653] ? __dev_get_by_name (net/core/dev.c:883) [ 27.753206][ T653] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.753358][ T653] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.753510][ T653] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.753651][ T653] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.753789][ T653] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.753930][ T653] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.754069][ T653] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.754244][ T653] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.754400][ T653] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.754561][ T653] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.754702][ T653] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.754841][ T653] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.754979][ T653] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.755119][ T653] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.755264][ T653] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.755408][ T653] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.755553][ T653] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.755691][ T653] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.755833][ T653] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.755976][ T653] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.756114][ T653] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.756260][ T653] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.756422][ T653] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.756576][ T653] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.756716][ T653] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.756854][ T653] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.756994][ T653] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.757135][ T653] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.757277][ T653] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.757434][ T653] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.757611][ T653] ? move_addr_to_kernel (net/socket.c:258) [ 27.757756][ T653] ___sys_sendmsg (net/socket.c:2752) [ 27.757894][ T653] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.758033][ T653] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.758196][ T653] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.758337][ T653] __sys_sendmsg (net/socket.c:2784) [ 27.758486][ T653] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.758629][ T653] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.758770][ T653] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.758909][ T653] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.759045][ T653] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.759188][ T653] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.759326][ T653] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.759512][ T653] RIP: 0033:0x7f1675ce708e [ 27.759656][ T653] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.760152][ T653] RSP: 002b:00007ffea829dee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.760369][ T653] RAX: ffffffffffffffda RBX: 00007ffea829e6a0 RCX: 00007f1675ce708e [ 27.760581][ T653] RDX: 0000000000000000 RSI: 00007ffea829df90 RDI: 0000000000000005 [ 27.760786][ T653] RBP: 00007ffea829def0 R08: 0000000000000000 R09: 0000000000000000 [ 27.760993][ T653] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.761202][ T653] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea829e660 | [ 27.763121][ T653] ------------[ cut here ]------------ | [ 27.763258][ T653] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/653 | [ 27.763499][ T653] Modules linked in: ip_gre gre | [ 27.763907][ T653] Tainted: [W]=WARN [ 27.764008][ T653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.764201][ T653] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.764383][ T653] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.764887][ T653] RSP: 0018:ffa00000012ef1b0 EFLAGS: 00010286 [ 27.765061][ T653] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff400000025ddfc [ 27.765269][ T653] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 27.765480][ T653] RBP: ff11000009214000 R08: 1fe2200002514369 R09: ff110000096dd180 [ 27.765681][ T653] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 27.765907][ T653] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 27.766110][ T653] FS: 00007f1675aad840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.766356][ T653] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.766532][ T653] CR2: 000000000042e5e0 CR3: 000000001062d006 CR4: 0000000000771ef0 [ 27.766735][ T653] PKRU: 55555554 [ 27.766838][ T653] Call Trace: [ 27.766941][ T653] [ 27.767016][ T653] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.767158][ T653] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.767295][ T653] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.767405][ T653] __dev_notify_flags (net/core/dev.c:9787) [ 27.767547][ T653] ? netdev_update_features (net/core/dev.c:11098) [ 27.767684][ T653] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 27.767857][ T653] ? netif_change_name (net/core/dev.c:1495) [ 27.767993][ T653] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 27.768129][ T653] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 27.768271][ T653] ? register_vlan_dev (net/8021q/vlan.c:196) [ 27.768414][ T653] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 27.768558][ T653] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 27.768712][ T653] ? nla_strscpy (lib/nlattr.c:795) [ 27.768846][ T653] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 27.768985][ T653] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 27.769121][ T653] ? __dev_get_by_name (net/core/dev.c:883) [ 27.769259][ T653] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 27.769403][ T653] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 27.769546][ T653] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.769685][ T653] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.769820][ T653] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.769955][ T653] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.770088][ T653] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.770228][ T653] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.770370][ T653] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.770512][ T653] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.770648][ T653] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.770800][ T653] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.770934][ T653] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.771068][ T653] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.771210][ T653] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.771345][ T653] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.771491][ T653] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.771627][ T653] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.771762][ T653] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.771902][ T653] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.772036][ T653] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.772177][ T653] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.772339][ T653] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.772482][ T653] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.772619][ T653] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.772756][ T653] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.772894][ T653] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.773030][ T653] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.773190][ T653] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.773329][ T653] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.773524][ T653] ? move_addr_to_kernel (net/socket.c:258) [ 27.773673][ T653] ___sys_sendmsg (net/socket.c:2752) [ 27.773808][ T653] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.773945][ T653] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.774089][ T653] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 27.774231][ T653] __sys_sendmsg (net/socket.c:2784) [ 27.774372][ T653] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.774600][ T653] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.774735][ T653] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.774871][ T653] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.775006][ T653] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.775168][ T653] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.775303][ T653] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.775486][ T653] RIP: 0033:0x7f1675ce708e [ 27.775630][ T653] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.776127][ T653] RSP: 002b:00007ffea829dee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.776333][ T653] RAX: ffffffffffffffda RBX: 00007ffea829e6a0 RCX: 00007f1675ce708e [ 27.776547][ T653] RDX: 0000000000000000 RSI: 00007ffea829df90 RDI: 0000000000000005 [ 27.776761][ T653] RBP: 00007ffea829def0 R08: 0000000000000000 R09: 0000000000000000 [ 27.776962][ T653] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd [ 27.777171][ T653] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea829e660 | [ 27.810157][ T654] ------------[ cut here ]------------ | [ 27.810574][ T654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/654 | [ 27.810852][ T654] Modules linked in: ip_gre gre | [ 27.811411][ T654] Tainted: [W]=WARN [ 27.811572][ T654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.811790][ T654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.812012][ T654] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.812569][ T654] RSP: 0018:ffa00000012ff020 EFLAGS: 00010286 [ 27.812793][ T654] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff400000025fdca [ 27.813038][ T654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 27.813321][ T654] RBP: ff11000009761000 R08: 1fe2200002514251 R09: ff1100001023d158 [ 27.813613][ T654] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 27.813861][ T654] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 27.814109][ T654] FS: 00007ff1bf68c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 27.814412][ T654] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.814636][ T654] CR2: 0000000031e9b988 CR3: 00000000104ed004 CR4: 0000000000771ef0 [ 27.814883][ T654] PKRU: 55555554 [ 27.815032][ T654] Call Trace: [ 27.815190][ T654] [ 27.815310][ T654] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.815514][ T654] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.815898][ T654] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 27.816081][ T654] __dev_notify_flags (net/core/dev.c:9787) [ 27.816277][ T654] ? netif_change_name (net/core/dev.c:1495) [ 27.816479][ T654] ? __dev_change_flags (net/core/dev.c:9752) [ 27.816684][ T654] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 27.816868][ T654] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.817054][ T654] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 27.817260][ T654] netif_change_flags (net/core/dev.c:9820) [ 27.817460][ T654] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.817655][ T654] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 27.817840][ T654] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 27.818027][ T654] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.818253][ T654] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.818487][ T654] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.818671][ T654] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 27.818854][ T654] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.819037][ T654] ? __kernel_text_address (kernel/extable.c:79) [ 27.819234][ T654] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.819458][ T654] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.819649][ T654] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.819833][ T654] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.820016][ T654] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 27.820205][ T654] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.820401][ T654] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.820594][ T654] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 27.820781][ T654] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 27.820963][ T654] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 27.821147][ T654] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.821381][ T654] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 27.821580][ T654] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 27.821769][ T654] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.821954][ T654] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.822133][ T654] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.822326][ T654] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.822529][ T654] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.822712][ T654] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.822896][ T654] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.823076][ T654] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.823269][ T654] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.823485][ T654] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.823671][ T654] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.823857][ T654] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.824039][ T654] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.824232][ T654] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.824438][ T654] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.824671][ T654] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.824853][ T654] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.825038][ T654] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.825232][ T654] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.825432][ T654] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.825625][ T654] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.825804][ T654] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.825990][ T654] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.826181][ T654] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.826379][ T654] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.826582][ T654] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.826770][ T654] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.826952][ T654] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.827136][ T654] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.827327][ T654] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.827580][ T654] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.827794][ T654] ? move_addr_to_kernel (net/socket.c:258) [ 27.827978][ T654] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.828167][ T654] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.828382][ T654] ___sys_sendmsg (net/socket.c:2752) [ 27.828573][ T654] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 27.828787][ T654] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.828980][ T654] __sys_sendmsg (net/socket.c:2784) [ 27.829165][ T654] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.829366][ T654] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 27.829597][ T654] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.829779][ T654] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.829975][ T654] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.830158][ T654] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.830360][ T654] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.830547][ T654] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.830767][ T654] RIP: 0033:0x7ff1bf8c608e [ 27.830954][ T654] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.831506][ T654] RSP: 002b:00007ffe654fd880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.831755][ T654] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff1bf8c608e [ 27.832000][ T654] RDX: 0000000000000000 RSI: 00007ffe654fd930 RDI: 0000000000000005 [ 27.832259][ T654] RBP: 00007ffe654fd890 R08: 0000000000000000 R09: 0000000000000000 [ 27.832531][ T654] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfce [ 27.832776][ T654] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe654fe000 | [ 27.869239][ T655] ------------[ cut here ]------------ | [ 27.869406][ T655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/655 | [ 27.869643][ T655] Modules linked in: ip_gre gre | [ 27.870047][ T655] Tainted: [W]=WARN [ 27.870149][ T655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.870319][ T655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 27.870539][ T655] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 27.871006][ T655] RSP: 0018:ffa00000012ff020 EFLAGS: 00010286 [ 27.871176][ T655] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff400000025fdca [ 27.871393][ T655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 27.871614][ T655] RBP: ff11000009214000 R08: 1fe22000004f16f9 R09: ff11000010238b58 [ 27.871812][ T655] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 27.872008][ T655] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 27.872210][ T655] FS: 00007fd8aabf8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 27.872473][ T655] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.872640][ T655] CR2: 0000000026bb3988 CR3: 000000001062d002 CR4: 0000000000771ef0 [ 27.872838][ T655] PKRU: 55555554 [ 27.872938][ T655] Call Trace: [ 27.873036][ T655] [ 27.873104][ T655] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 27.873240][ T655] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 27.873493][ T655] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 27.873609][ T655] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 27.873740][ T655] __dev_notify_flags (net/core/dev.c:9787) [ 27.873874][ T655] ? netif_change_name (net/core/dev.c:1495) [ 27.874006][ T655] ? __dev_change_flags (net/core/dev.c:9752) [ 27.874154][ T655] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 27.874287][ T655] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.874492][ T655] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 27.874640][ T655] netif_change_flags (net/core/dev.c:9820) [ 27.874771][ T655] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.874903][ T655] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 27.875051][ T655] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 27.875189][ T655] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 27.875442][ T655] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.875681][ T655] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.875814][ T655] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 27.875945][ T655] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.876084][ T655] ? __kernel_text_address (kernel/extable.c:79) [ 27.876221][ T655] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.876430][ T655] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.876567][ T655] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.876699][ T655] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.876832][ T655] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 27.876963][ T655] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.877093][ T655] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.877237][ T655] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 27.877441][ T655] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 27.877578][ T655] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 27.877710][ T655] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 27.877844][ T655] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 27.877978][ T655] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 27.878112][ T655] rtnl_newlink (net/core/rtnetlink.c:4150) [ 27.878268][ T655] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.878405][ T655] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.878543][ T655] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.878673][ T655] ? mark_usage (kernel/locking/lockdep.c:4674) [ 27.878806][ T655] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.878939][ T655] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.879082][ T655] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.879218][ T655] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.879355][ T655] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 27.879496][ T655] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 27.879634][ T655] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 27.879769][ T655] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.879900][ T655] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.880031][ T655] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.880166][ T655] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 27.880297][ T655] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 27.880435][ T655] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 27.880572][ T655] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.880703][ T655] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.880839][ T655] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 27.880969][ T655] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 27.881116][ T655] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.881252][ T655] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.881399][ T655] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 27.881540][ T655] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 27.881673][ T655] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 27.881806][ T655] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 27.881937][ T655] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 27.882081][ T655] ? copy_msghdr_from_user (net/socket.c:2635) [ 27.882217][ T655] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 27.882386][ T655] ? move_addr_to_kernel (net/socket.c:258) [ 27.882529][ T655] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 27.882658][ T655] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 27.882790][ T655] ___sys_sendmsg (net/socket.c:2752) [ 27.882920][ T655] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 27.883084][ T655] ? copy_msghdr_from_user (net/socket.c:2603) [ 27.883234][ T655] __sys_sendmsg (net/socket.c:2784) [ 27.883383][ T655] ? __sys_sendmsg_sock (net/socket.c:2765) [ 27.883523][ T655] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 27.883699][ T655] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.883830][ T655] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 27.883964][ T655] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 27.884095][ T655] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 27.884229][ T655] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 27.884364][ T655] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.884534][ T655] RIP: 0033:0x7fd8aae3208e [ 27.884694][ T655] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.885172][ T655] RSP: 002b:00007fff888b3bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.885375][ T655] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd8aae3208e [ 27.885575][ T655] RDX: 0000000000000000 RSI: 00007fff888b3c70 RDI: 0000000000000005 [ 27.885789][ T655] RBP: 00007fff888b3bd0 R08: 0000000000000000 R09: 0000000000000000 [ 27.885987][ T655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfce [ 27.886190][ T655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff888b4340 | [ 28.402118][ T12] ------------[ cut here ]------------ | [ 28.402312][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 28.402651][ T12] Modules linked in: ip_gre gre | [ 28.403081][ T12] Tainted: [W]=WARN [ 28.403557][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.403740][ T12] Workqueue: netns cleanup_net [ 28.403904][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.404070][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.404544][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 28.404709][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff4000000018ec7 [ 28.404928][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 28.405111][ T12] RBP: ff1100000a384000 R08: 1fe220000051fde1 R09: ff11000001aed1d0 [ 28.405300][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 28.405500][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 28.405686][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 28.405914][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.406074][ T12] CR2: 00007f7fba2c1808 CR3: 000000000ea9a006 CR4: 0000000000771ef0 [ 28.406278][ T12] PKRU: 55555554 [ 28.406384][ T12] Call Trace: [ 28.406503][ T12] [ 28.406573][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 28.406703][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 28.406796][ T12] netif_close_many (net/core/dev.c:1804) [ 28.406921][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 28.407047][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 28.407208][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 28.407381][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 28.407517][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.407671][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.407797][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.407926][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.408050][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.408178][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.408313][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.408449][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.408580][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.408728][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.408859][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.408987][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.409114][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.409256][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.409385][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.409519][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.409648][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.409779][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.409906][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.410033][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.410160][ T12] kthread (kernel/kthread.c:436) [ 28.410253][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.410415][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.410547][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.410684][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.410847][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.410971][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.411095][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.413314][ T12] ------------[ cut here ]------------ | [ 28.413464][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 28.413729][ T12] Modules linked in: ip_gre gre | [ 28.414186][ T12] Tainted: [W]=WARN [ 28.414279][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.415098][ T12] Workqueue: netns cleanup_net [ 28.415233][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.415393][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.415827][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.415975][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c542c80 RCX: 1ff4000000018eed [ 28.416159][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c542d3c [ 28.416337][ T12] RBP: ff11000008efc000 R08: 1fe22000018a85a9 R09: ff11000001aed1d0 [ 28.416549][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 28.416727][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.416907][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 28.417117][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.417278][ T12] CR2: 00007f7fba2c1808 CR3: 000000000ea9a006 CR4: 0000000000771ef0 [ 28.417462][ T12] PKRU: 55555554 [ 28.417578][ T12] Call Trace: [ 28.417667][ T12] [ 28.417729][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.417897][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.418048][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.418172][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.418292][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.418416][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.418539][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.418661][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.418782][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.418902][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.419026][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.419161][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.419282][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.419408][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.419531][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.419654][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.419777][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.419897][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.421301][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.421439][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.421580][ T12] kthread (kernel/kthread.c:436) [ 28.421669][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.421823][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.421942][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.422062][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.422216][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.422340][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.422477][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.426770][ T12] ------------[ cut here ]------------ | [ 28.426920][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 28.427163][ T12] Modules linked in: ip_gre gre | [ 28.427576][ T12] Tainted: [W]=WARN [ 28.427667][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.427816][ T12] Workqueue: netns cleanup_net [ 28.427940][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.428097][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.428582][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.428751][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c542e40 RCX: 1ff4000000018eed [ 28.428942][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c542efc [ 28.429129][ T12] RBP: ff11000012829000 R08: 1fe22000018a85e1 R09: ff11000001aed1d0 [ 28.429313][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 28.429560][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.429752][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 28.429965][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.430113][ T12] CR2: 00007f7fba2c1808 CR3: 000000000ea9a006 CR4: 0000000000771ef0 [ 28.430299][ T12] PKRU: 55555554 [ 28.430438][ T12] Call Trace: [ 28.430535][ T12] [ 28.430597][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.430751][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.430899][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.431020][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.431142][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.431275][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.431441][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.431568][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.431694][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.431818][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.431942][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.432062][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.432185][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.432307][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.432479][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.432609][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.432732][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.432856][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.432985][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.433115][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.433240][ T12] kthread (kernel/kthread.c:436) [ 28.433332][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.433546][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.433667][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.433792][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.433945][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.434065][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.434204][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.438075][ T12] ------------[ cut here ]------------ | [ 28.438261][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 28.438578][ T12] Modules linked in: ip_gre gre | [ 28.439075][ T12] Tainted: [W]=WARN [ 28.439231][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.439492][ T12] Workqueue: netns cleanup_net [ 28.439671][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.439909][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.440416][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.440642][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783380 RCX: 1ff4000000018eed [ 28.440868][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078343c [ 28.441098][ T12] RBP: ff1100000a384000 R08: 1fe22000020f0689 R09: ff11000001aed1d0 [ 28.441384][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 28.441633][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.441881][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 28.442154][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.442379][ T12] CR2: 00007ff4e00ca0a0 CR3: 00000000126d3006 CR4: 0000000000771ef0 [ 28.442626][ T12] PKRU: 55555554 [ 28.442766][ T12] Call Trace: [ 28.442907][ T12] [ 28.443019][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.443235][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.443451][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.443633][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.443823][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.443997][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.444172][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.444367][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.444551][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.444740][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.444927][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.445127][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.446169][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.446389][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.446575][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.446765][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.446947][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.447135][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.447319][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.447521][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.447698][ T12] kthread (kernel/kthread.c:436) [ 28.447840][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.448049][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.448233][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.448442][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.448668][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.448844][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.449021][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.451921][ T12] ------------[ cut here ]------------ | [ 28.452114][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 28.452428][ T12] Modules linked in: ip_gre gre | [ 28.452931][ T12] Tainted: [W]=WARN [ 28.453071][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.453295][ T12] Workqueue: netns cleanup_net [ 28.453496][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.453706][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.454180][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.454398][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783c40 RCX: 1ff4000000018eed [ 28.454654][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783cfc [ 28.454881][ T12] RBP: ff11000009969000 R08: 1fe22000020f07a1 R09: ff11000001aed1d0 [ 28.455108][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 28.455363][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.455605][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 28.455880][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.456101][ T12] CR2: 00007ff4e00ca0a0 CR3: 00000000126d3006 CR4: 0000000000771ef0 [ 28.456342][ T12] PKRU: 55555554 [ 28.456533][ T12] Call Trace: [ 28.456680][ T12] [ 28.456793][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.457238][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.457453][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.457647][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.457823][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.458005][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.458181][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.458398][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.458605][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.458775][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.458963][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.459135][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.459315][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.459514][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.459707][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.459885][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.460063][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.460246][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.460455][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.460645][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.460818][ T12] kthread (kernel/kthread.c:436) [ 28.460961][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.461219][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.461404][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.461598][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.461801][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.461975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.462319][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.482310][ T12] ------------[ cut here ]------------ | [ 28.482512][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 28.482797][ T12] Modules linked in: ip_gre gre | [ 28.483338][ T12] Tainted: [W]=WARN [ 28.483516][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.483734][ T12] Workqueue: netns cleanup_net [ 28.483915][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.484127][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.484639][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.484843][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783e00 RCX: 1ff4000000018eed [ 28.485097][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783ebc [ 28.485338][ T12] RBP: ff11000005971000 R08: 1fe22000020f07d9 R09: ff11000001aed1d0 [ 28.485603][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 28.485852][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.486091][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 28.486389][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.486619][ T12] CR2: 00007ff4e00ca0a0 CR3: 00000000126d3006 CR4: 0000000000771ef0 [ 28.486854][ T12] PKRU: 55555554 [ 28.486996][ T12] Call Trace: [ 28.487143][ T12] [ 28.487267][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.487528][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.487753][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.487941][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.488114][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.488296][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.488493][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.488670][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.488844][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.489016][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.489230][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.489420][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.489603][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.489788][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.489965][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.490154][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.490342][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.490541][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.490720][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.490902][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.491075][ T12] kthread (kernel/kthread.c:436) [ 28.491230][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.491448][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.491635][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.491810][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.492012][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.492189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.492379][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.495183][ T12] ------------[ cut here ]------------ | [ 28.495382][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 28.495678][ T12] Modules linked in: ip_gre gre | [ 28.496185][ T12] Tainted: [W]=WARN [ 28.496331][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.496571][ T12] Workqueue: netns cleanup_net [ 28.496752][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.496958][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.498488][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.498704][ T12] RAX: 00000000ffffffa6 RBX: ff110000107823c0 RCX: 1ff4000000018eed [ 28.498944][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078247c [ 28.499175][ T12] RBP: ff1100000a3f4000 R08: 1fe22000020f0491 R09: ff11000001aed1d0 [ 28.499421][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 28.499665][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.499917][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 28.500185][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.500403][ T12] CR2: 00007ff4e00ca0a0 CR3: 00000000126d3006 CR4: 0000000000771ef0 [ 28.500660][ T12] PKRU: 55555554 [ 28.500805][ T12] Call Trace: [ 28.500952][ T12] [ 28.501067][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.501296][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.501521][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.501696][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.501872][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.502047][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.502232][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.502432][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.502626][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.502795][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.502970][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.503143][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.503325][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.503527][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.503700][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.503873][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.504050][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.504233][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.504425][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.504613][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.504787][ T12] kthread (kernel/kthread.c:436) [ 28.504929][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.505130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.505312][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.505504][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.505707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.505879][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.506056][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.509107][ T12] ------------[ cut here ]------------ | [ 28.509282][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 28.510039][ T12] Modules linked in: ip_gre gre | [ 28.510751][ T12] Tainted: [W]=WARN [ 28.510892][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.511089][ T12] Workqueue: netns cleanup_net [ 28.511278][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.511508][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.511979][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.512189][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbeac0 RCX: 1ff4000000018eed [ 28.512432][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeb7c [ 28.512693][ T12] RBP: ff11000005f41000 R08: 1fe2200001f77d71 R09: ff11000001aed1d0 [ 28.512930][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 28.513158][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.513415][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 28.513685][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.513887][ T12] CR2: 00007ff4e00ca0a0 CR3: 00000000126d3006 CR4: 0000000000771ef0 [ 28.514323][ T12] PKRU: 55555554 [ 28.514562][ T12] Call Trace: [ 28.514705][ T12] [ 28.514821][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.515026][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.515236][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.515508][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.515855][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.516027][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.516211][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.516483][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.516663][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.516834][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.517012][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.517270][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.517457][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.517640][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.517813][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.518065][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.518254][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.518441][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.518631][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.518881][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.519054][ T12] kthread (kernel/kthread.c:436) [ 28.519204][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.519523][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.519701][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.519874][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.520093][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.520363][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.520557][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.523628][ T12] ------------[ cut here ]------------ | [ 28.523793][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 28.524149][ T12] Modules linked in: ip_gre gre | [ 28.525267][ T12] Tainted: [W]=WARN [ 28.525490][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.525734][ T12] Workqueue: netns cleanup_net [ 28.525956][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.526218][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.526768][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.527013][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe040 RCX: 1ff4000000018eed [ 28.527298][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe0fc [ 28.527595][ T12] RBP: ff1100000fb4c000 R08: 1fe2200001f77c21 R09: ff11000001aed1d0 [ 28.527867][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 28.528141][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.528440][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 28.528758][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.529003][ T12] CR2: 00007ff4e00ca0a0 CR3: 00000000126d3006 CR4: 0000000000771ef0 [ 28.529291][ T12] PKRU: 55555554 [ 28.529500][ T12] Call Trace: [ 28.529685][ T12] [ 28.529844][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.530094][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.530369][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.530595][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.530813][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.531028][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.531253][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.531498][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.531719][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.531933][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.532172][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.532477][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.532747][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.533014][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.533299][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.533594][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.533866][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.534135][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.534423][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.534673][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.534933][ T12] kthread (kernel/kthread.c:436) [ 28.535119][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.535388][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.535619][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.535840][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.536089][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.536316][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.536554][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.539505][ T12] ------------[ cut here ]------------ | [ 28.539640][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 28.539875][ T12] Modules linked in: ip_gre gre | [ 28.540280][ T12] Tainted: [W]=WARN [ 28.540385][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.540539][ T12] Workqueue: netns cleanup_net [ 28.540664][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.540820][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.541252][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 28.541412][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe3c0 RCX: 1ff4000000018eed [ 28.541597][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe47c [ 28.541776][ T12] RBP: ff1100000ed59000 R08: 1fe2200001f77c91 R09: ff11000001aed1d0 [ 28.541955][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 28.542134][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.542319][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 28.542548][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.542698][ T12] CR2: 00007fa13a021760 CR3: 000000000ea9a006 CR4: 0000000000771ef0 [ 28.542881][ T12] PKRU: 55555554 [ 28.542970][ T12] Call Trace: [ 28.543061][ T12] [ 28.543125][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.543288][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.543445][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 28.543570][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 28.543690][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 28.543810][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 28.543931][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.544053][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 28.544187][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.544306][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.544437][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.544563][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.544688][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.544813][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.544933][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.545055][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.545189][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.545315][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.545447][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.545578][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.545700][ T12] kthread (kernel/kthread.c:436) [ 28.545798][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.545948][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.546069][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.546192][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.546343][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.546475][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.546598][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.570241][ T12] ------------[ cut here ]------------ | [ 28.570417][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 28.570674][ T12] Modules linked in: ip_gre gre | [ 28.571077][ T12] Tainted: [W]=WARN [ 28.571175][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.571326][ T12] Workqueue: netns cleanup_net [ 28.571461][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 28.571626][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 28.572067][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 28.572228][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54e3c0 RCX: 1ff4000000018ed5 [ 28.572417][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e47c [ 28.572613][ T12] RBP: ff11000009bbc000 R08: 1fe22000016a9c91 R09: ff11000001aed1d0 [ 28.572797][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 28.572978][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 28.573165][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 28.573391][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.573560][ T12] CR2: 00007fa13a021760 CR3: 000000000ea9a006 CR4: 0000000000771ef0 [ 28.573742][ T12] PKRU: 55555554 [ 28.573833][ T12] Call Trace: [ 28.573924][ T12] [ 28.573988][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 28.574144][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 28.574309][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 28.574441][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 28.574574][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 28.574696][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 28.574850][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 28.574985][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 28.575114][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 28.575243][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 28.575375][ T12] cleanup_net (net/core/net_namespace.c:702) [ 28.575505][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.575626][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 28.575750][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 28.575873][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 28.575996][ T12] process_one_work (kernel/workqueue.c:3314) [ 28.576123][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 28.576253][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 28.576445][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 28.576621][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 28.576742][ T12] kthread (kernel/kthread.c:436) [ 28.576834][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.576987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.577110][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.577237][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 28.577436][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.577564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 28.577685][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.230020][ T12] ------------[ cut here ]------------ | [ 29.230191][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 29.230461][ T12] Modules linked in: ip_gre gre | [ 29.230891][ T12] Tainted: [W]=WARN [ 29.230991][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.231163][ T12] Workqueue: netns cleanup_net [ 29.231300][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.231489][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.231947][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 29.232107][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba900 RCX: 1ff4000000018ec7 [ 29.232307][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba9bc [ 29.232512][ T12] RBP: ff11000008c99000 R08: 1fe2200000af7539 R09: ff11000001aed1d0 [ 29.232710][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 29.232900][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 29.233095][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.233325][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.233497][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 29.233690][ T12] PKRU: 55555554 [ 29.233786][ T12] Call Trace: [ 29.233882][ T12] [ 29.233952][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.234082][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.234187][ T12] netif_close_many (net/core/dev.c:1804) [ 29.234322][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 29.234459][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 29.234631][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 29.234789][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.234923][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.235077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.235210][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.235340][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.235481][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.235612][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.235741][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.235869][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.235997][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.236123][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.236256][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.236389][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.236534][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.236662][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.236788][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.236916][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.237048][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.237179][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.237311][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.237450][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.237584][ T12] kthread (kernel/kthread.c:436) [ 29.237679][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.237839][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.237966][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.238094][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.238256][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.238389][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.238521][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.240276][ T12] ------------[ cut here ]------------ | [ 29.240422][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 29.240770][ T12] Modules linked in: ip_gre gre | [ 29.241212][ T12] Tainted: [W]=WARN [ 29.241404][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.241581][ T12] Workqueue: netns cleanup_net [ 29.241717][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.241887][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.242363][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 29.242535][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb540 RCX: 1ff4000000018e80 [ 29.242729][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb5fc [ 29.242926][ T12] RBP: ff11000009214000 R08: 1fe2200000af76c1 R09: ff11000001aed1d0 [ 29.243125][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 29.243324][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 29.243534][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.243763][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.243928][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 29.244125][ T12] PKRU: 55555554 [ 29.244225][ T12] Call Trace: [ 29.244323][ T12] [ 29.244395][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.244533][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.244639][ T12] netif_close_many (net/core/dev.c:1804) [ 29.244783][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 29.244914][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.245051][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 29.245190][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 29.245324][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 29.245459][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 29.245595][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 29.245731][ T12] notifier_call_chain (kernel/notifier.c:85) [ 29.245865][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 29.245998][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 29.246129][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 29.246295][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 29.246464][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.246601][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.246764][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.246895][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.247027][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.247164][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.247298][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.247435][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.247575][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.247708][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.247841][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.247975][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.248111][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.248246][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.248384][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.248519][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.248652][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.248787][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.248922][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.249058][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.249197][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.249332][ T12] kthread (kernel/kthread.c:436) [ 29.249438][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.249611][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.249743][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.249877][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.250041][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.250178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.250309][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.252752][ T12] ------------[ cut here ]------------ | [ 29.252879][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 29.253121][ T12] Modules linked in: ip_gre gre | [ 29.253609][ T12] Tainted: [W]=WARN [ 29.253705][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.253857][ T12] Workqueue: netns cleanup_net [ 29.253985][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.254150][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.254652][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.254806][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6900 RCX: 1ff4000000018eed [ 29.254986][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b69bc [ 29.255172][ T12] RBP: ff1100000ebec000 R08: 1fe2200001936d39 R09: ff11000001aed1d0 [ 29.255407][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.255595][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.255779][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.255994][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.256156][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 29.256341][ T12] PKRU: 55555554 [ 29.256489][ T12] Call Trace: [ 29.256582][ T12] [ 29.256646][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.256847][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.257000][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.257123][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.257252][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.257427][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.257560][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.257684][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.257808][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.257930][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.258056][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.258187][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.258313][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.258493][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.258616][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.258744][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.258871][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.258990][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.259118][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.259253][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.259424][ T12] kthread (kernel/kthread.c:436) [ 29.259523][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.259675][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.259796][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.259920][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.260073][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.260198][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.260319][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.271076][ T12] ------------[ cut here ]------------ | [ 29.271214][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 29.271463][ T12] Modules linked in: ip_gre gre | [ 29.271875][ T12] Tainted: [W]=WARN [ 29.271967][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.272119][ T12] Workqueue: netns cleanup_net [ 29.272250][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.272414][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.272850][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.273004][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6ac0 RCX: 1ff4000000018eed [ 29.273192][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6b7c [ 29.273380][ T12] RBP: ff1100000ed91000 R08: 1fe2200001936d71 R09: ff11000001aed1d0 [ 29.273569][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.273750][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.273931][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.274145][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.274301][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 29.274496][ T12] PKRU: 55555554 [ 29.274585][ T12] Call Trace: [ 29.274677][ T12] [ 29.274740][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.274894][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.275046][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.275173][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.275294][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.275419][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.275542][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.275666][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.275789][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.275907][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.276031][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.276158][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.276278][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.276404][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.276530][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.276654][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.276780][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.276903][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.277028][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.277159][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.277280][ T12] kthread (kernel/kthread.c:436) [ 29.277377][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.277532][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.277654][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.277780][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.277933][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.278053][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.278179][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.283023][ T12] ------------[ cut here ]------------ | [ 29.283160][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 29.283417][ T12] Modules linked in: ip_gre gre | [ 29.283845][ T12] Tainted: [W]=WARN [ 29.283940][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.284098][ T12] Workqueue: netns cleanup_net [ 29.284232][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.284401][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.284862][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 29.285023][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf540 RCX: 1ff4000000018e99 [ 29.285215][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf5fc [ 29.285501][ T12] RBP: ff11000009214000 R08: 1fe2200001ad7ec1 R09: ff11000001aed1d0 [ 29.285698][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.285884][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.286074][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.286300][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.286516][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 29.286707][ T12] PKRU: 55555554 [ 29.286800][ T12] Call Trace: [ 29.286893][ T12] [ 29.286959][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.287173][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.287330][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 29.287513][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.287641][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 29.287800][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 29.287929][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 29.288057][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 29.288189][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 29.288319][ T12] notifier_call_chain (kernel/notifier.c:85) [ 29.288506][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 29.288668][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.288824][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.288952][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.289079][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.289215][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.289342][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.289533][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.289665][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.289791][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.289922][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.290050][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.290186][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.290314][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.290510][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.290638][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.290770][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.290901][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.291032][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.291166][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.291291][ T12] kthread (kernel/kthread.c:436) [ 29.291438][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.291652][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.291779][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.291904][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.292067][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.292195][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.292328][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.295796][ T12] ------------[ cut here ]------------ | [ 29.295931][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 29.296177][ T12] Modules linked in: ip_gre gre | [ 29.296653][ T12] Tainted: [W]=WARN [ 29.296763][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.296915][ T12] Workqueue: netns cleanup_net [ 29.297042][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.297209][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.297670][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.297821][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfc40 RCX: 1ff4000000018eed [ 29.298009][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfcfc [ 29.298193][ T12] RBP: ff11000008c99000 R08: 1fe2200001ad7fa1 R09: ff11000001aed1d0 [ 29.298385][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.298572][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.298756][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.298965][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.299116][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 29.299304][ T12] PKRU: 55555554 [ 29.299408][ T12] Call Trace: [ 29.299507][ T12] [ 29.299571][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.299725][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.299874][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.299998][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.300119][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.300249][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.300379][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.300512][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.300634][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.300752][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.300877][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.300999][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.301118][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.301245][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.301372][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.301501][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.301626][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.301746][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.301881][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.302012][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.302131][ T12] kthread (kernel/kthread.c:436) [ 29.302225][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.302380][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.302507][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.302629][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.302781][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.302903][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.303025][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.305504][ T12] ------------[ cut here ]------------ | [ 29.305642][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 29.305879][ T12] Modules linked in: ip_gre gre | [ 29.306284][ T12] Tainted: [W]=WARN [ 29.306387][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.306542][ T12] Workqueue: netns cleanup_net [ 29.306668][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.306826][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.307273][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.307432][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf8c0 RCX: 1ff4000000018eed [ 29.307620][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf97c [ 29.307799][ T12] RBP: ff1100000b2dc000 R08: 1fe2200001ad7f31 R09: ff11000001aed1d0 [ 29.307981][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.308169][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.308357][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.308576][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.308729][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 29.308919][ T12] PKRU: 55555554 [ 29.309009][ T12] Call Trace: [ 29.309099][ T12] [ 29.309165][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.309322][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.309484][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.309608][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.309731][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.309856][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.309980][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.310104][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.310233][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.310359][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.310490][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.310613][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.310734][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.310859][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.310982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.311104][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.311237][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.311364][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.311501][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.311632][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.311755][ T12] kthread (kernel/kthread.c:436) [ 29.311847][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.311998][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.312211][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.312369][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.312531][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.312652][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.312777][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.317594][ T12] ------------[ cut here ]------------ | [ 29.317732][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 29.317979][ T12] Modules linked in: ip_gre gre | [ 29.318396][ T12] Tainted: [W]=WARN [ 29.318495][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.318651][ T12] Workqueue: netns cleanup_net [ 29.318777][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.318935][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.319381][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.319548][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf1c0 RCX: 1ff4000000018eed [ 29.319730][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf27c [ 29.319995][ T12] RBP: ff1100000faf9000 R08: 1fe2200001ad7e51 R09: ff11000001aed1d0 [ 29.320210][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.320413][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.320603][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.320820][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.320973][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 29.321162][ T12] PKRU: 55555554 [ 29.321255][ T12] Call Trace: [ 29.321353][ T12] [ 29.321417][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.321581][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.321735][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.321856][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.321980][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.322099][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.322224][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.322356][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.322486][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.322611][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.322738][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.322861][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.322981][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.323107][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.323248][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.323376][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.323510][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.323635][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.323761][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.323887][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.324013][ T12] kthread (kernel/kthread.c:436) [ 29.324108][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.324272][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.324465][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.324608][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.324762][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.324888][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.325009][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.328509][ T12] ------------[ cut here ]------------ | [ 29.328644][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 29.328891][ T12] Modules linked in: ip_gre gre | [ 29.329303][ T12] Tainted: [W]=WARN [ 29.329535][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.329688][ T12] Workqueue: netns cleanup_net [ 29.329816][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.329977][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.330473][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.330629][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33e00 RCX: 1ff4000000018eed [ 29.330811][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce33ebc [ 29.330988][ T12] RBP: ff1100000fe84000 R08: 1fe22000019c67d9 R09: ff11000001aed1d0 [ 29.331176][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.331403][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.331592][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.331852][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.332006][ T12] CR2: 00007fd64e771668 CR3: 000000000fa80006 CR4: 0000000000771ef0 [ 29.332192][ T12] PKRU: 55555554 [ 29.332283][ T12] Call Trace: [ 29.332423][ T12] [ 29.332497][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.332652][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.332802][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.332926][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.333050][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.333227][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.333411][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.333610][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.333736][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.333856][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.334049][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.334180][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.334307][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.334493][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.334645][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.334823][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.334962][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.335083][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.335216][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.335417][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.335545][ T12] kthread (kernel/kthread.c:436) [ 29.335641][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.335792][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.335920][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.336041][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.336196][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.336317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.336511][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.347875][ T12] ------------[ cut here ]------------ | [ 29.348006][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 29.348247][ T12] Modules linked in: ip_gre gre | [ 29.348661][ T12] Tainted: [W]=WARN [ 29.348752][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.348903][ T12] Workqueue: netns cleanup_net [ 29.349029][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.349193][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.349689][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.349840][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33380 RCX: 1ff4000000018eed [ 29.350018][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3343c [ 29.350206][ T12] RBP: ff1100000fe29000 R08: 1fe22000019c6689 R09: ff11000001aed1d0 [ 29.350434][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.350672][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.350853][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.351062][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.351218][ T12] CR2: 000055f6c13899f8 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 29.351435][ T12] PKRU: 55555554 [ 29.351531][ T12] Call Trace: [ 29.351620][ T12] [ 29.351684][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.351837][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.351988][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.352108][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.352235][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.352360][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.352484][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.352606][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.352728][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.352852][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.352975][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.353096][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.353219][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.353342][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.353468][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.353595][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.353720][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.353841][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.353967][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.354091][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.354217][ T12] kthread (kernel/kthread.c:436) [ 29.354309][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.354468][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.354596][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.354718][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.354870][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.354991][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.355115][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.357273][ T12] ------------[ cut here ]------------ | [ 29.357403][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 29.357651][ T12] Modules linked in: ip_gre gre | [ 29.358047][ T12] Tainted: [W]=WARN [ 29.358138][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.358294][ T12] Workqueue: netns cleanup_net [ 29.358671][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.358830][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.359263][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.359445][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32c80 RCX: 1ff4000000018eed [ 29.359630][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32d3c [ 29.359814][ T12] RBP: ff1100000fe61000 R08: 1fe22000019c65a9 R09: ff11000001aed1d0 [ 29.359994][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.360179][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.360363][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.360584][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.360743][ T12] CR2: 000055f6c13899f8 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 29.360925][ T12] PKRU: 55555554 [ 29.361017][ T12] Call Trace: [ 29.361106][ T12] [ 29.361174][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.361334][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.361493][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.361615][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.361738][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.361858][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.361980][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.362102][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.362229][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.362384][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.362516][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.362640][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.362759][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.362882][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.363003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.363126][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.363253][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.363380][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.363512][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.363637][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.363756][ T12] kthread (kernel/kthread.c:436) [ 29.363852][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.364002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.364125][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.364249][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.364406][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.364533][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.364654][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.366714][ T12] ------------[ cut here ]------------ | [ 29.366832][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 29.367069][ T12] Modules linked in: ip_gre gre | [ 29.367967][ T12] Tainted: [W]=WARN [ 29.368112][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.368304][ T12] Workqueue: netns cleanup_net [ 29.368484][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.368641][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.369073][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 29.369228][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde18c0 RCX: 1ff4000000018eed [ 29.369460][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde197c [ 29.369642][ T12] RBP: ff1100000fee1000 R08: 1fe22000017bc331 R09: ff11000001aed1d0 [ 29.369823][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.370002][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.370188][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.370456][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.370615][ T12] CR2: 000055f6c13899f8 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 29.370794][ T12] PKRU: 55555554 [ 29.370884][ T12] Call Trace: [ 29.370976][ T12] [ 29.371038][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.371195][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.371397][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 29.371570][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 29.371693][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.371813][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 29.371934][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.372057][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 29.372185][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.372305][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.372485][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.372609][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.372730][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.372857][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.372979][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.373105][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.373233][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.373402][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.373532][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.373657][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.373777][ T12] kthread (kernel/kthread.c:436) [ 29.373867][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.374017][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.374138][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.374267][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.374464][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.374592][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.374713][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.390222][ T12] ------------[ cut here ]------------ | [ 29.390372][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 29.390663][ T12] Modules linked in: ip_gre gre | [ 29.391141][ T12] Tainted: [W]=WARN [ 29.391247][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.391482][ T12] Workqueue: netns cleanup_net [ 29.391615][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.391785][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.392256][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 29.392508][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde1a80 RCX: 1ff4000000018eaf [ 29.392711][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde1b3c [ 29.392907][ T12] RBP: ff1100000ffe1000 R08: 1fe22000017bc369 R09: ff11000001aed1d0 [ 29.393114][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 29.393374][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f914000 [ 29.393582][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.393811][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.393972][ T12] CR2: 000055f6c13899f8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 29.394167][ T12] PKRU: 55555554 [ 29.394263][ T12] Call Trace: [ 29.394419][ T12] [ 29.394493][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.394624][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.394723][ T12] netif_close_many (net/core/dev.c:1804) [ 29.394851][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.394980][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.395107][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.395240][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 29.395427][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 29.395597][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 29.395757][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.395885][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.396046][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.396177][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.396303][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 29.396523][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 29.396654][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 29.396783][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.396912][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 29.397042][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 29.397177][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 29.397308][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.397494][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.397624][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.397753][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.397879][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.398010][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.398137][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.398272][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.398453][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.398587][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.398737][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.398869][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.398997][ T12] kthread (kernel/kthread.c:436) [ 29.399096][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.399258][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.399393][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.399525][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.399684][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.399816][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.399945][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.401834][ T12] ------------[ cut here ]------------ | [ 29.401975][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 29.402234][ T12] Modules linked in: ip_gre gre | [ 29.402873][ T12] Tainted: [W]=WARN [ 29.402970][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.403129][ T12] Workqueue: netns cleanup_net [ 29.403267][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.403442][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.403905][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 29.404065][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0ac0 RCX: 1ff4000000018eaf [ 29.404261][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde0b7c [ 29.404455][ T12] RBP: ff1100000f914000 R08: 1fe22000017bc171 R09: ff11000001aed1d0 [ 29.404653][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 29.404843][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 29.405040][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.405267][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.405441][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 29.405643][ T12] PKRU: 55555554 [ 29.405738][ T12] Call Trace: [ 29.405833][ T12] [ 29.405901][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.406031][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 29.406163][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.406262][ T12] netif_close_many (net/core/dev.c:1804) [ 29.406397][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.406529][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.406656][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.406786][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 29.406920][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 29.407081][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 29.407247][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.407383][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.407550][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.407678][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.407808][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 29.407973][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 29.408106][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 29.408239][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.408375][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 29.408508][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 29.408642][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 29.408772][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.408899][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.409030][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.409162][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.409293][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.409426][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.409561][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.409692][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.409825][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.409955][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.410088][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.410226][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.410360][ T12] kthread (kernel/kthread.c:436) [ 29.410458][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.410624][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.410752][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.410880][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.411044][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.411176][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.411303][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.413731][ T12] ------------[ cut here ]------------ | [ 29.413875][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 29.414119][ T12] Modules linked in: ip_gre gre | [ 29.414558][ T12] Tainted: [W]=WARN [ 29.414655][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.414809][ T12] Workqueue: netns cleanup_net [ 29.414938][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.415101][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.415565][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 29.415720][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a213e00 RCX: 1ff4000000018ed5 [ 29.415904][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a213ebc [ 29.416087][ T12] RBP: ff1100000ffe1000 R08: 1fe22000014427d9 R09: ff11000001aed1d0 [ 29.416276][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.416465][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.416657][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.416872][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.417028][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 29.417219][ T12] PKRU: 55555554 [ 29.417316][ T12] Call Trace: [ 29.417415][ T12] [ 29.417487][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.417645][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.417814][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.417942][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.418067][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 29.418230][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 29.418359][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.418487][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 29.418611][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 29.418736][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 29.418862][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.418987][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.419114][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.419244][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.419372][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.419502][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.419623][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.419748][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.419876][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.420000][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.420127][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.420261][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.420391][ T12] kthread (kernel/kthread.c:436) [ 29.420487][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.420639][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.420763][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.420887][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.421043][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.421170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.421294][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.424512][ T12] ------------[ cut here ]------------ | [ 29.424749][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 29.425008][ T12] Modules linked in: ip_gre gre | [ 29.425453][ T12] Tainted: [W]=WARN [ 29.425552][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.425704][ T12] Workqueue: netns cleanup_net [ 29.425832][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.425994][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.426450][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 29.426611][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a213000 RCX: 1ff4000000018ed5 [ 29.426795][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2130bc [ 29.426980][ T12] RBP: ff1100000f914000 R08: 1fe2200001442619 R09: ff11000001aed1d0 [ 29.427170][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.427358][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.427546][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.427761][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.427920][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 29.428109][ T12] PKRU: 55555554 [ 29.428208][ T12] Call Trace: [ 29.428299][ T12] [ 29.428370][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.428533][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.428686][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.428809][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.428935][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 29.429092][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 29.429221][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.429352][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 29.429481][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 29.429605][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 29.429730][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.429853][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.429984][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.430108][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.430234][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.430362][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.430494][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.430622][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.430751][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.430875][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.431003][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.431134][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.431262][ T12] kthread (kernel/kthread.c:436) [ 29.431359][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.431522][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.431645][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.431771][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.431927][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.432048][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.432176][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.435012][ T12] ------------[ cut here ]------------ | [ 29.435150][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 29.435641][ T12] Modules linked in: ip_gre gre | [ 29.436327][ T12] Tainted: [W]=WARN [ 29.436503][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.436658][ T12] Workqueue: netns cleanup_net [ 29.436788][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.436951][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.437458][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 29.437621][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2580 RCX: 1ff4000000018ed5 [ 29.437802][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e263c [ 29.437990][ T12] RBP: ff1100000ff2c000 R08: 1fe2200001afc4c9 R09: ff11000001aed1d0 [ 29.438181][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.438419][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.438607][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.438820][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.438976][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 29.439164][ T12] PKRU: 55555554 [ 29.439256][ T12] Call Trace: [ 29.439397][ T12] [ 29.439463][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 29.439627][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 29.439778][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 29.439900][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.440027][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 29.440190][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 29.440315][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.440496][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 29.440618][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 29.440742][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 29.440865][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 29.440987][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.441113][ T12] cleanup_net (net/core/net_namespace.c:702) [ 29.441246][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 29.441420][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 29.441548][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.441672][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.441797][ T12] process_one_work (kernel/workqueue.c:3314) [ 29.441926][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.442050][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.442182][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.442309][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.442486][ T12] kthread (kernel/kthread.c:436) [ 29.442580][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.442731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.442854][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.442980][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.443133][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.443261][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 29.443435][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.488218][ T687] ------------[ cut here ]------------ | [ 29.488398][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/687 | [ 29.488640][ T687] Modules linked in: ip_gre gre | [ 29.489058][ T687] Tainted: [W]=WARN [ 29.489162][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.489332][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.489524][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.490002][ T687] RSP: 0018:ffa000000138fa80 EFLAGS: 00010286 [ 29.490177][ T687] RAX: 00000000ffffffa6 RBX: ff1100000c6a2900 RCX: 1ff4000000271f16 [ 29.490381][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a29bc [ 29.490585][ T687] RBP: ff11000010459000 R08: 1fe22000018d4539 R09: ff1100000a88d180 [ 29.490788][ T687] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.490993][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010459000 [ 29.491198][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.491442][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.491620][ T687] CR2: 00007f4d85d4a430 CR3: 000000000549a002 CR4: 0000000000771ef0 [ 29.491827][ T687] PKRU: 55555554 [ 29.491928][ T687] Call Trace: [ 29.492028][ T687] [ 29.492098][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.492238][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.492379][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.492488][ T687] register_netdevice (net/core/dev.c:11488) [ 29.492636][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.492804][ T687] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.492943][ T687] register_netdev (net/core/dev.c:11552) [ 29.493078][ T687] loopback_net_init (drivers/net/loopback.c:218) [ 29.493220][ T687] ops_init (net/core/net_namespace.c:137) [ 29.493323][ T687] setup_net (net/core/net_namespace.c:446) [ 29.493428][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.493567][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.493701][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.493837][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.493972][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.494112][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.494253][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.494395][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.494536][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.494669][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.494806][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.494942][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.495077][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.495218][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.495355][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.495504][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.495640][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.495805][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.495947][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.496435][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.496646][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.496848][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.497049][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.497258][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.497465][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.501813][ T687] ------------[ cut here ]------------ | [ 29.501956][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/687 | [ 29.502194][ T687] Modules linked in: ip_gre gre | [ 29.502619][ T687] Tainted: [W]=WARN [ 29.502721][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.502890][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.503064][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.503554][ T687] RSP: 0018:ffa000000138f918 EFLAGS: 00010286 [ 29.503722][ T687] RAX: 00000000ffffffa6 RBX: ff110000028b2200 RCX: 1ff4000000271ee9 [ 29.503924][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b22bc [ 29.504124][ T687] RBP: ff1100000ff81000 R08: 1fe2200000516459 R09: ff1100000a88d180 [ 29.504329][ T687] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.504557][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff81000 [ 29.504757][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.504994][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.505168][ T687] CR2: 00007f4d85d4a430 CR3: 000000000549a002 CR4: 0000000000771ef0 [ 29.505377][ T687] PKRU: 55555554 [ 29.505483][ T687] Call Trace: [ 29.505584][ T687] [ 29.505652][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.505786][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.505921][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.506022][ T687] register_netdevice (net/core/dev.c:11488) [ 29.506163][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.506331][ T687] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.506477][ T687] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.506611][ T687] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.506746][ T687] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.506882][ T687] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.507019][ T687] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.507164][ T687] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.507302][ T687] ops_init (net/core/net_namespace.c:137) [ 29.507411][ T687] setup_net (net/core/net_namespace.c:446) [ 29.507519][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.507653][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.507786][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.507926][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.508059][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.508199][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.508334][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.508478][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.508650][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.508786][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.508924][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.509060][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.509195][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.509328][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.509467][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.509606][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.509740][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.509907][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.510046][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.510535][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.510738][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.510937][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.511136][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.511339][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.511555][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.515501][ T687] ------------[ cut here ]------------ | [ 29.515666][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/687 | [ 29.515900][ T687] Modules linked in: ip_gre gre | [ 29.516322][ T687] Tainted: [W]=WARN [ 29.516428][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.516630][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.516805][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.517292][ T687] RSP: 0018:ffa000000138f8f8 EFLAGS: 00010286 [ 29.517476][ T687] RAX: 00000000ffffffa6 RBX: ff1100000fbbf700 RCX: 1ff4000000271ee5 [ 29.517677][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf7bc [ 29.517886][ T687] RBP: ff1100000a114000 R08: 1fe2200001f77ef9 R09: ff1100000a88d180 [ 29.518091][ T687] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.518296][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a114000 [ 29.518512][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.518746][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.518915][ T687] CR2: 00007f4d85d4a430 CR3: 000000000549a002 CR4: 0000000000771ef0 [ 29.519118][ T687] PKRU: 55555554 [ 29.519224][ T687] Call Trace: [ 29.519325][ T687] [ 29.519399][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.519543][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.519681][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.519784][ T687] register_netdevice (net/core/dev.c:11488) [ 29.519923][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.520091][ T687] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.520232][ T687] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.520374][ T687] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.521341][ T687] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.521506][ T687] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.521700][ T687] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.521873][ T687] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 29.522035][ T687] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 29.522193][ T687] vti_init_net (net/ipv4/ip_vti.c:517) [ 29.522359][ T687] ops_init (net/core/net_namespace.c:137) [ 29.522491][ T687] setup_net (net/core/net_namespace.c:446) [ 29.522611][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.522757][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.522895][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.523061][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.523227][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.523369][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.523534][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.523673][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.523813][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.523952][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.524105][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.524248][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.524388][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.524547][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.524686][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.524845][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.524983][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.525175][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.525319][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.525841][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.526075][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.526307][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.526572][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.526805][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.527025][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.531421][ T687] ------------[ cut here ]------------ | [ 29.531568][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/687 | [ 29.531799][ T687] Modules linked in: ip_gre gre | [ 29.532633][ T687] Tainted: [W]=WARN [ 29.532739][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.532923][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.533098][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.533618][ T687] RSP: 0018:ffa000000138fa78 EFLAGS: 00010286 [ 29.533816][ T687] RAX: 00000000ffffffa6 RBX: ff1100000e24a580 RCX: 1ff4000000271f15 [ 29.534016][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24a63c [ 29.534238][ T687] RBP: ff1100000505c000 R08: 1fe2200001c494c9 R09: ff1100000a88d180 [ 29.534445][ T687] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.534668][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000505c000 [ 29.534870][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.535106][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.535282][ T687] CR2: 00007f4d85d4a430 CR3: 000000000549a002 CR4: 0000000000771ef0 [ 29.535496][ T687] PKRU: 55555554 [ 29.535597][ T687] Call Trace: [ 29.535787][ T687] [ 29.535856][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.536005][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.536142][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.536249][ T687] register_netdevice (net/core/dev.c:11488) [ 29.536484][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.536651][ T687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.536813][ T687] register_netdev (net/core/dev.c:11552) [ 29.536985][ T687] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 29.537226][ T687] ops_init (net/core/net_namespace.c:137) [ 29.537336][ T687] setup_net (net/core/net_namespace.c:446) [ 29.537447][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.537589][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.537813][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.537964][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.538100][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.538243][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.538386][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.538526][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.538659][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.538793][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.538929][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.539065][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.539208][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.539352][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.539580][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.539717][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.539850][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.540033][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.540281][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.540902][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.541106][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.541311][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.541632][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.541850][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.542057][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.546866][ T687] ------------[ cut here ]------------ | [ 29.547042][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/687 | [ 29.547278][ T687] Modules linked in: ip_gre gre | [ 29.547797][ T687] Tainted: [W]=WARN [ 29.548196][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.548490][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.548696][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.549265][ T687] RSP: 0018:ffa000000138fa68 EFLAGS: 00010286 [ 29.549441][ T687] RAX: 00000000ffffffa6 RBX: ff1100000cf8aac0 RCX: 1ff4000000271f13 [ 29.549774][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8ab7c [ 29.549997][ T687] RBP: ff11000004cec000 R08: 1fe22000019f1571 R09: ff1100000a88d180 [ 29.550209][ T687] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.550512][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004cec000 [ 29.550713][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.550970][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.551237][ T687] CR2: 00007f4d85d4a430 CR3: 000000000549a002 CR4: 0000000000771ef0 [ 29.551456][ T687] PKRU: 55555554 [ 29.551583][ T687] Call Trace: [ 29.551772][ T687] [ 29.551854][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.551992][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.552126][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.552229][ T687] register_netdevice (net/core/dev.c:11488) [ 29.552458][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.552636][ T687] register_netdev (net/core/dev.c:11552) [ 29.552770][ T687] sit_init_net (net/ipv6/sit.c:1860) [ 29.552922][ T687] ops_init (net/core/net_namespace.c:137) [ 29.553112][ T687] setup_net (net/core/net_namespace.c:446) [ 29.553218][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.553355][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.553494][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.553718][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.553866][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.554002][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.554137][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.554368][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.554525][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.554690][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.554837][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.555065][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.555208][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.555345][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.555493][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.555716][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.555854][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.556024][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.556188][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.556765][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.557054][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.557299][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.557511][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.557797][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.557999][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.563277][ T687] ------------[ cut here ]------------ | [ 29.563464][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/687 | [ 29.563795][ T687] Modules linked in: ip_gre gre | [ 29.564208][ T687] Tainted: [W]=WARN [ 29.564414][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.564589][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.564761][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.566877][ T687] RSP: 0018:ffa000000138fa78 EFLAGS: 00010286 [ 29.567057][ T687] RAX: 00000000ffffffa6 RBX: ff1100000bf3c900 RCX: 1ff4000000271f15 [ 29.567366][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf3c9bc [ 29.567582][ T687] RBP: ff1100000c2c4000 R08: 1fe22000017e7939 R09: ff1100000a88d180 [ 29.567871][ T687] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.568074][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2c4000 [ 29.568282][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.568645][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.568817][ T687] CR2: 00007f4d85d4a430 CR3: 000000000549a002 CR4: 0000000000771ef0 [ 29.569018][ T687] PKRU: 55555554 [ 29.569210][ T687] Call Trace: [ 29.569309][ T687] [ 29.569383][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.569523][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.569657][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.569847][ T687] register_netdevice (net/core/dev.c:11488) [ 29.569983][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.570150][ T687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.570290][ T687] register_netdev (net/core/dev.c:11552) [ 29.570427][ T687] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 29.570579][ T687] ops_init (net/core/net_namespace.c:137) [ 29.570685][ T687] setup_net (net/core/net_namespace.c:446) [ 29.570789][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.571024][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.571190][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.571327][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.571467][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.571700][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.571836][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.571970][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.572103][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.572328][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.572466][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.572607][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.572739][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.572978][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.573121][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.573264][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.573410][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.573676][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.573820][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.574422][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.574629][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.574830][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.575120][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.575323][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.575626][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.588304][ T687] ------------[ cut here ]------------ | [ 29.588545][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/687 | [ 29.588830][ T687] Modules linked in: ip_gre gre | [ 29.589403][ T687] Tainted: [W]=WARN [ 29.589565][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.589783][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.590009][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.590602][ T687] RSP: 0018:ffa000000138f918 EFLAGS: 00010286 [ 29.590826][ T687] RAX: 00000000ffffffa6 RBX: ff110000057bb700 RCX: 1ff4000000271ee9 [ 29.591081][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb7bc [ 29.591342][ T687] RBP: ff11000008f81000 R08: 1fe2200000af76f9 R09: ff1100000a88d180 [ 29.591633][ T687] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 29.591883][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f81000 [ 29.592140][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 29.592453][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.592695][ T687] CR2: 000055f6a15ced5c CR3: 000000000549a001 CR4: 0000000000771ef0 [ 29.593012][ T687] PKRU: 55555554 [ 29.593167][ T687] Call Trace: [ 29.593325][ T687] [ 29.593462][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.593664][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.593851][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.594006][ T687] register_netdevice (net/core/dev.c:11488) [ 29.594200][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.594436][ T687] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.594630][ T687] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.594820][ T687] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.595009][ T687] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.595207][ T687] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.595410][ T687] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.595610][ T687] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.595799][ T687] ops_init (net/core/net_namespace.c:137) [ 29.595955][ T687] setup_net (net/core/net_namespace.c:446) [ 29.596110][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.596305][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.596514][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.596703][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.596894][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.597084][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.597305][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.597518][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.597730][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.597923][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.598113][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.598311][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.598520][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.598708][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.598894][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.599079][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.599292][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.599535][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.599729][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.600285][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.600566][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.600839][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.601117][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.601394][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.601660][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.607993][ T687] ------------[ cut here ]------------ | [ 29.608181][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/687 | [ 29.608495][ T687] Modules linked in: ip_gre gre | [ 29.609020][ T687] Tainted: [W]=WARN [ 29.609175][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.609411][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.609650][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.610181][ T687] RSP: 0018:ffa000000138f918 EFLAGS: 00010286 [ 29.610421][ T687] RAX: 00000000ffffffa6 RBX: ff1100000aabd540 RCX: 1ff4000000271ee9 [ 29.610688][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabd5fc [ 29.610941][ T687] RBP: ff1100000f8ec000 R08: 1fe2200001557ac1 R09: ff1100000a88d180 [ 29.611198][ T687] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 29.611465][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8ec000 [ 29.611729][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 29.612017][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.612249][ T687] CR2: 000055f6a15ced5c CR3: 000000000549a001 CR4: 0000000000771ef0 [ 29.612525][ T687] PKRU: 55555554 [ 29.612678][ T687] Call Trace: [ 29.612831][ T687] [ 29.612952][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.613143][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.613341][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.613521][ T687] register_netdevice (net/core/dev.c:11488) [ 29.613709][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.613928][ T687] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.614118][ T687] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.614312][ T687] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.614522][ T687] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.614712][ T687] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.614901][ T687] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.615089][ T687] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.615288][ T687] ops_init (net/core/net_namespace.c:137) [ 29.615460][ T687] setup_net (net/core/net_namespace.c:446) [ 29.615624][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.615808][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.616034][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.616238][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.616439][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.616650][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.616837][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.617038][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.617536][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.617725][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.617914][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.618101][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.618299][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.618508][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.618694][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.618879][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.619070][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.619300][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.619514][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.620038][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.620304][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.620612][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.620862][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.621110][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.621385][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.634586][ T687] ------------[ cut here ]------------ | [ 29.634774][ T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687 | [ 29.635008][ T687] Modules linked in: ip_gre gre | [ 29.635463][ T687] Tainted: [W]=WARN [ 29.635571][ T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.635737][ T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.635910][ T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.636671][ T687] RSP: 0018:ffa000000138f918 EFLAGS: 00010286 [ 29.636855][ T687] RAX: 00000000ffffffa6 RBX: ff1100000c645700 RCX: 1ff4000000271ee9 [ 29.637054][ T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6457bc [ 29.637266][ T687] RBP: ff1100000ed31000 R08: 1fe22000018c8af9 R09: ff1100000a88d180 [ 29.637479][ T687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.637690][ T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed31000 [ 29.637892][ T687] FS: 00007f4d85b43840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.638133][ T687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.638306][ T687] CR2: 000055f6c13899f8 CR3: 000000000549a006 CR4: 0000000000771ef0 [ 29.638520][ T687] PKRU: 55555554 [ 29.638620][ T687] Call Trace: [ 29.638718][ T687] [ 29.638808][ T687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.638943][ T687] ? notifier_call_chain (kernel/notifier.c:85) [ 29.639077][ T687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.639190][ T687] register_netdevice (net/core/dev.c:11488) [ 29.639325][ T687] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.640126][ T687] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.640269][ T687] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.640419][ T687] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.640566][ T687] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.640709][ T687] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.640871][ T687] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.641010][ T687] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.641145][ T687] ops_init (net/core/net_namespace.c:137) [ 29.641252][ T687] setup_net (net/core/net_namespace.c:446) [ 29.641362][ T687] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.641503][ T687] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.641637][ T687] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.641780][ T687] copy_net_ns (net/core/net_namespace.c:579) [ 29.641915][ T687] create_new_namespaces (kernel/nsproxy.c:132) [ 29.642050][ T687] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.642187][ T687] ksys_unshare (kernel/fork.c:3243) [ 29.642319][ T687] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.642459][ T687] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.642598][ T687] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.642733][ T687] ? __ia32_sys_open (fs/open.c:1374) [ 29.642870][ T687] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.643001][ T687] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.643133][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.643274][ T687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.643412][ T687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.643552][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.643716][ T687] RIP: 0033:0x7f4d85e05bcb [ 29.643856][ T687] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.644332][ T687] RSP: 002b:00007ffcaa06c808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 29.644550][ T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d85e05bcb [ 29.644750][ T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.644949][ T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.645162][ T687] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcaa06ea30 [ 29.645363][ T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaa06f877 | [ 29.678948][ T688] ------------[ cut here ]------------ | [ 29.679117][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.679868][ T688] Modules linked in: ip_gre gre | [ 29.680295][ T688] Tainted: [W]=WARN [ 29.680406][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.680584][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.680760][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.681253][ T688] RSP: 0018:ffa000000134fa80 EFLAGS: 00010286 [ 29.681429][ T688] RAX: 00000000ffffffa6 RBX: ff1100000e24be00 RCX: 1ff4000000269f16 [ 29.681636][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24bebc [ 29.681835][ T688] RBP: ff110000090fc000 R08: 1fe2200001c497d9 R09: ff1100000fcb8b80 [ 29.682034][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.682242][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000090fc000 [ 29.682449][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.682692][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.682860][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.683065][ T688] PKRU: 55555554 [ 29.683172][ T688] Call Trace: [ 29.683274][ T688] [ 29.683344][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.683489][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.683625][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.683727][ T688] register_netdevice (net/core/dev.c:11488) [ 29.683862][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.684032][ T688] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.684170][ T688] register_netdev (net/core/dev.c:11552) [ 29.684304][ T688] loopback_net_init (drivers/net/loopback.c:218) [ 29.684446][ T688] ops_init (net/core/net_namespace.c:137) [ 29.684555][ T688] setup_net (net/core/net_namespace.c:446) [ 29.684657][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.684790][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.684927][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.685063][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.685203][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.685340][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.685498][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.685632][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.685766][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.685900][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.686035][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.686177][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.686311][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.686452][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.686590][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.686724][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.686857][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.687025][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.687167][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.687662][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.687865][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.688068][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.688275][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.688487][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.688716][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.693076][ T688] ------------[ cut here ]------------ | [ 29.693224][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.693461][ T688] Modules linked in: ip_gre gre | [ 29.693875][ T688] Tainted: [W]=WARN [ 29.693976][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.694142][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.694322][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.694811][ T688] RSP: 0018:ffa000000134f918 EFLAGS: 00010286 [ 29.694979][ T688] RAX: 00000000ffffffa6 RBX: ff1100000bba6900 RCX: 1ff4000000269ee9 [ 29.695190][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bba69bc [ 29.695395][ T688] RBP: ff1100000e8f9000 R08: 1fe2200001774d39 R09: ff1100000fcb8b80 [ 29.695601][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.695799][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8f9000 [ 29.696000][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.696238][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.696411][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.696621][ T688] PKRU: 55555554 [ 29.696721][ T688] Call Trace: [ 29.696821][ T688] [ 29.696891][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.697028][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.697164][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.697267][ T688] register_netdevice (net/core/dev.c:11488) [ 29.697409][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.697582][ T688] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.697719][ T688] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.697853][ T688] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.697990][ T688] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.698127][ T688] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.698264][ T688] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.698406][ T688] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.698548][ T688] ops_init (net/core/net_namespace.c:137) [ 29.698650][ T688] setup_net (net/core/net_namespace.c:446) [ 29.698752][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.698884][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.699020][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.699160][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.699295][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.699436][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.699577][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.699710][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.699842][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.699976][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.700109][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.700249][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.700387][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.700524][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.700656][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.700793][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.700928][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.701095][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.701237][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.701729][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.701931][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.702130][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.702333][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.702546][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.702748][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.715417][ T688] ------------[ cut here ]------------ | [ 29.715571][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.715811][ T688] Modules linked in: ip_gre gre | [ 29.716241][ T688] Tainted: [W]=WARN [ 29.716345][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.716529][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.716706][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.717198][ T688] RSP: 0018:ffa000000134f8f8 EFLAGS: 00010286 [ 29.717375][ T688] RAX: 00000000ffffffa6 RBX: ff1100000ba7b8c0 RCX: 1ff4000000269ee5 [ 29.717582][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba7b97c [ 29.717785][ T688] RBP: ff1100000efbc000 R08: 1fe220000174f731 R09: ff1100000fcb8b80 [ 29.717990][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.718195][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000efbc000 [ 29.718404][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.718648][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.718820][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.719026][ T688] PKRU: 55555554 [ 29.719127][ T688] Call Trace: [ 29.719232][ T688] [ 29.719303][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.719456][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.719600][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.719712][ T688] register_netdevice (net/core/dev.c:11488) [ 29.719852][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.720023][ T688] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.720164][ T688] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.720301][ T688] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.720444][ T688] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.720587][ T688] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.720723][ T688] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.720862][ T688] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 29.721000][ T688] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 29.721138][ T688] vti_init_net (net/ipv4/ip_vti.c:517) [ 29.721280][ T688] ops_init (net/core/net_namespace.c:137) [ 29.721390][ T688] setup_net (net/core/net_namespace.c:446) [ 29.721499][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.721634][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.721772][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.721911][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.722048][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.722192][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.722330][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.722524][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.722663][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.722802][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.722940][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.723080][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.723221][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.723362][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.723510][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.723646][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.723783][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.723954][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.724100][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.724601][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.724808][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.725014][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.725222][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.725429][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.725642][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.729884][ T688] ------------[ cut here ]------------ | [ 29.730027][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.730272][ T688] Modules linked in: ip_gre gre | [ 29.730769][ T688] Tainted: [W]=WARN [ 29.730869][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.731037][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.731219][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.731712][ T688] RSP: 0018:ffa000000134fa78 EFLAGS: 00010286 [ 29.731882][ T688] RAX: 00000000ffffffa6 RBX: ff1100000ba7aac0 RCX: 1ff4000000269f15 [ 29.732088][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba7ab7c [ 29.732294][ T688] RBP: ff11000010349000 R08: 1fe220000174f571 R09: ff1100000fcb8b80 [ 29.732508][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.732710][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010349000 [ 29.732926][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.733164][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.733334][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.733549][ T688] PKRU: 55555554 [ 29.733650][ T688] Call Trace: [ 29.733750][ T688] [ 29.733819][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.733957][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.734090][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.734196][ T688] register_netdevice (net/core/dev.c:11488) [ 29.734333][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.734510][ T688] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.734647][ T688] register_netdev (net/core/dev.c:11552) [ 29.734782][ T688] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 29.734920][ T688] ops_init (net/core/net_namespace.c:137) [ 29.735024][ T688] setup_net (net/core/net_namespace.c:446) [ 29.735126][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.735264][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.735405][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.735549][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.735692][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.735836][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.735973][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.736109][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.736250][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.736389][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.736533][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.736670][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.736807][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.736940][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.737075][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.737215][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.737355][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.737530][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.737672][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.738161][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.738372][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.738580][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.738784][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.738986][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.739191][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.743484][ T688] ------------[ cut here ]------------ | [ 29.743627][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.743859][ T688] Modules linked in: ip_gre gre | [ 29.744281][ T688] Tainted: [W]=WARN [ 29.744391][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.744568][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.744746][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.745233][ T688] RSP: 0018:ffa000000134fa68 EFLAGS: 00010286 [ 29.745415][ T688] RAX: 00000000ffffffa6 RBX: ff1100000bba7a80 RCX: 1ff4000000269f13 [ 29.745624][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bba7b3c [ 29.745848][ T688] RBP: ff1100000ec44000 R08: 1fe2200001774f69 R09: ff1100000fcb8b80 [ 29.746053][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.746260][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec44000 [ 29.746475][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.746714][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.746887][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.747091][ T688] PKRU: 55555554 [ 29.747195][ T688] Call Trace: [ 29.747295][ T688] [ 29.747371][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.747510][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.747646][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.747750][ T688] register_netdevice (net/core/dev.c:11488) [ 29.747890][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.748062][ T688] register_netdev (net/core/dev.c:11552) [ 29.748200][ T688] sit_init_net (net/ipv6/sit.c:1860) [ 29.748337][ T688] ops_init (net/core/net_namespace.c:137) [ 29.748448][ T688] setup_net (net/core/net_namespace.c:446) [ 29.748557][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.748691][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.748829][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.748967][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.749104][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.749249][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.749392][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.749534][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.749669][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.749806][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.749942][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.750079][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.750219][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.750360][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.750500][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.750636][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.750770][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.750943][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.751082][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.751582][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.751787][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.751994][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.752200][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.752407][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.752615][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.757594][ T688] ------------[ cut here ]------------ | [ 29.757737][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.757973][ T688] Modules linked in: ip_gre gre | [ 29.758396][ T688] Tainted: [W]=WARN [ 29.758511][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.758679][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.758854][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.759338][ T688] RSP: 0018:ffa000000134fa78 EFLAGS: 00010286 [ 29.759518][ T688] RAX: 00000000ffffffa6 RBX: ff1100000cfbd700 RCX: 1ff4000000269f15 [ 29.759721][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd7bc [ 29.759925][ T688] RBP: ff11000010319000 R08: 1fe22000019f7af9 R09: ff1100000fcb8b80 [ 29.760126][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.760329][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010319000 [ 29.760552][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.760791][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.760960][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.761164][ T688] PKRU: 55555554 [ 29.761266][ T688] Call Trace: [ 29.761373][ T688] [ 29.761443][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.761585][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.761722][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.761825][ T688] register_netdevice (net/core/dev.c:11488) [ 29.761962][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.762130][ T688] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.762276][ T688] register_netdev (net/core/dev.c:11552) [ 29.762417][ T688] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 29.762557][ T688] ops_init (net/core/net_namespace.c:137) [ 29.762663][ T688] setup_net (net/core/net_namespace.c:446) [ 29.762765][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.762900][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.763034][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.763177][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.763313][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.763457][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.763599][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.763734][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.763868][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.764003][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.764232][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.764373][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.764512][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.764649][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.764874][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.765009][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.765143][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.765408][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.765555][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.766130][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.766336][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.766550][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.766840][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.767042][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.767364][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.771574][ T688] ------------[ cut here ]------------ | [ 29.771804][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.772036][ T688] Modules linked in: ip_gre gre | [ 29.772560][ T688] Tainted: [W]=WARN [ 29.772664][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.772832][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.773103][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.773699][ T688] RSP: 0018:ffa000000134f918 EFLAGS: 00010286 [ 29.773870][ T688] RAX: 00000000ffffffa6 RBX: ff1100000bde0200 RCX: 1ff4000000269ee9 [ 29.774071][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde02bc [ 29.774377][ T688] RBP: ff1100000ffa4000 R08: 1fe22000017bc059 R09: ff1100000fcb8b80 [ 29.774587][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.774789][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffa4000 [ 29.775083][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.775326][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.775597][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.775802][ T688] PKRU: 55555554 [ 29.775903][ T688] Call Trace: [ 29.776003][ T688] [ 29.776073][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.776302][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.776444][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.776552][ T688] register_netdevice (net/core/dev.c:11488) [ 29.776690][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.776951][ T688] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.777088][ T688] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.777227][ T688] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.777367][ T688] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.777597][ T688] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.777732][ T688] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.777878][ T688] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.778015][ T688] ops_init (net/core/net_namespace.c:137) [ 29.778214][ T688] setup_net (net/core/net_namespace.c:446) [ 29.778317][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.778456][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.778597][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.778734][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.778962][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.779098][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.779240][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.779470][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.779611][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.779746][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.779882][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.780021][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.780251][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.780394][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.780535][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.780670][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.780893][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.781058][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.781200][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.781793][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.782088][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.782293][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.782506][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.782800][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.783000][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.787862][ T688] ------------[ cut here ]------------ | [ 29.788001][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/688 | [ 29.788326][ T688] Modules linked in: ip_gre gre | [ 29.788841][ T688] Tainted: [W]=WARN [ 29.788944][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.789111][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.789292][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.789788][ T688] RSP: 0018:ffa000000134f918 EFLAGS: 00010286 [ 29.790053][ T688] RAX: 00000000ffffffa6 RBX: ff110000107811c0 RCX: 1ff4000000269ee9 [ 29.790268][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078127c [ 29.790483][ T688] RBP: ff11000010059000 R08: 1fe22000020f0251 R09: ff1100000fcb8b80 [ 29.790776][ T688] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 29.790977][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010059000 [ 29.791196][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.791536][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.791706][ T688] CR2: 00007f0ca0dcac20 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 29.792005][ T688] PKRU: 55555554 [ 29.792106][ T688] Call Trace: [ 29.792214][ T688] [ 29.792285][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.792428][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.792661][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.792764][ T688] register_netdevice (net/core/dev.c:11488) [ 29.792903][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.793075][ T688] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.793309][ T688] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.793453][ T688] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.793595][ T688] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.793734][ T688] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.793960][ T688] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.794098][ T688] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.794238][ T688] ops_init (net/core/net_namespace.c:137) [ 29.794343][ T688] setup_net (net/core/net_namespace.c:446) [ 29.794462][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.794696][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.794831][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.794978][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.795119][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.795357][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.795502][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.795639][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.795775][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.796000][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.796136][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.796278][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.796517][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.796657][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.796792][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.796930][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.797064][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.797324][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.797468][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.798049][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.798258][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.798465][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.798670][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.798873][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.799170][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.805688][ T688] ------------[ cut here ]------------ | [ 29.805841][ T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/688 | [ 29.806077][ T688] Modules linked in: ip_gre gre | [ 29.806523][ T688] Tainted: [W]=WARN [ 29.806625][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.806793][ T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.806969][ T688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.807462][ T688] RSP: 0018:ffa000000134f918 EFLAGS: 00010286 [ 29.807659][ T688] RAX: 00000000ffffffa6 RBX: ff1100000cb0b540 RCX: 1ff4000000269ee9 [ 29.807859][ T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0b5fc [ 29.808062][ T688] RBP: ff110000058ac000 R08: 1fe22000019616c1 R09: ff1100000fcb8b80 [ 29.808263][ T688] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.808480][ T688] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058ac000 [ 29.808682][ T688] FS: 00007f0ca0bc9840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.808918][ T688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.809087][ T688] CR2: 000055f6a150ed40 CR3: 0000000004b7d001 CR4: 0000000000771ef0 [ 29.809296][ T688] PKRU: 55555554 [ 29.809403][ T688] Call Trace: [ 29.809511][ T688] [ 29.809580][ T688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.809714][ T688] ? notifier_call_chain (kernel/notifier.c:85) [ 29.809850][ T688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.809954][ T688] register_netdevice (net/core/dev.c:11488) [ 29.810089][ T688] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 29.810260][ T688] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.810404][ T688] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 29.810545][ T688] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 29.810678][ T688] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 29.810814][ T688] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 29.810951][ T688] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 29.811086][ T688] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 29.811227][ T688] ops_init (net/core/net_namespace.c:137) [ 29.811330][ T688] setup_net (net/core/net_namespace.c:446) [ 29.811438][ T688] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 29.811579][ T688] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 29.811718][ T688] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 29.811853][ T688] copy_net_ns (net/core/net_namespace.c:579) [ 29.811988][ T688] create_new_namespaces (kernel/nsproxy.c:132) [ 29.812125][ T688] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 29.812262][ T688] ksys_unshare (kernel/fork.c:3243) [ 29.812401][ T688] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.812541][ T688] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 29.812674][ T688] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 29.812808][ T688] ? __ia32_sys_open (fs/open.c:1374) [ 29.812942][ T688] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 29.813077][ T688] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 29.813214][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.813352][ T688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.813491][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.813625][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.813788][ T688] RIP: 0033:0x7f0ca0e8bbcb [ 29.813927][ T688] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 29.814414][ T688] RSP: 002b:00007ffe51347a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 29.814621][ T688] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ca0e8bbcb [ 29.814818][ T688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 29.815021][ T688] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 29.815222][ T688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe51349c50 [ 29.815426][ T688] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5134a877 | [ 29.847838][ T689] ------------[ cut here ]------------ | [ 29.848012][ T689] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/689 | [ 29.848259][ T689] Modules linked in: ip_gre gre | [ 29.848699][ T689] Tainted: [W]=WARN [ 29.848803][ T689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.848976][ T689] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.849157][ T689] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.849659][ T689] RSP: 0018:ffa000000139ee30 EFLAGS: 00010286 [ 29.849833][ T689] RAX: 00000000ffffffa6 RBX: ff1100000cb0b700 RCX: 1ff4000000273d8c [ 29.850039][ T689] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0b7bc [ 29.850249][ T689] RBP: ff1100000eaf4000 R08: 1fe22000019616f9 R09: ff1100000eb98b80 [ 29.850467][ T689] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 29.850690][ T689] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103bd908 [ 29.850899][ T689] FS: 00007f2731d2d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.851140][ T689] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.851316][ T689] CR2: 000000000042ebe0 CR3: 000000000549a004 CR4: 0000000000771ef0 [ 29.851541][ T689] PKRU: 55555554 [ 29.851643][ T689] Call Trace: [ 29.851746][ T689] [ 29.851817][ T689] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.851960][ T689] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.852064][ T689] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 29.852240][ T689] __dev_notify_flags (net/core/dev.c:9787) [ 29.852449][ T689] ? netif_change_name (net/core/dev.c:1495) [ 29.852590][ T689] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 29.852795][ T689] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 29.852932][ T689] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 29.853073][ T689] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 29.853218][ T689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.853426][ T689] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 29.853571][ T689] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 29.853709][ T689] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 29.853846][ T689] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 29.853988][ T689] veth_newlink (drivers/net/veth.c:1871) [ 29.854130][ T689] ? veth_poll_controller (drivers/net/veth.c:1470) [ 29.854272][ T689] ? kasan_save_stack (mm/kasan/common.c:57) [ 29.854478][ T689] ? kasan_save_track (mm/kasan/common.c:78) [ 29.854614][ T689] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 29.854769][ T689] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 29.854905][ T689] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 29.855043][ T689] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 29.855187][ T689] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.855328][ T689] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 29.855530][ T689] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 29.855669][ T689] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 29.855806][ T689] ? __dev_get_by_name (net/core/dev.c:883) [ 29.855945][ T689] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 29.856090][ T689] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 29.856235][ T689] rtnl_newlink (net/core/rtnetlink.c:4150) [ 29.856436][ T689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.856580][ T689] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.856716][ T689] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.856854][ T689] ? mark_usage (kernel/locking/lockdep.c:4674) [ 29.856992][ T689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.857134][ T689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.857278][ T689] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.857446][ T689] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 29.857588][ T689] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.857725][ T689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.857863][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.858002][ T689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.858138][ T689] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.858281][ T689] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 29.858429][ T689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.858577][ T689] ? netlink_ack (./include/linux/skbuff.h:2718) [ 29.858723][ T689] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 29.858859][ T689] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 29.858998][ T689] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.859140][ T689] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.859284][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.859428][ T689] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 29.859573][ T689] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.859712][ T689] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 29.859854][ T689] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 29.859996][ T689] ? copy_msghdr_from_user (net/socket.c:2635) [ 29.860134][ T689] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 29.860312][ T689] ? move_addr_to_kernel (net/socket.c:258) [ 29.860461][ T689] ___sys_sendmsg (net/socket.c:2752) [ 29.860604][ T689] ? copy_msghdr_from_user (net/socket.c:2603) [ 29.860749][ T689] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.860929][ T689] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 29.861069][ T689] __sys_sendmsg (net/socket.c:2784) [ 29.861213][ T689] ? __sys_sendmsg_sock (net/socket.c:2765) [ 29.861359][ T689] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 29.861504][ T689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.861643][ T689] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.861782][ T689] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.861920][ T689] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.862057][ T689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.862230][ T689] RIP: 0033:0x7f2731f6708e [ 29.862379][ T689] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 29.862875][ T689] RSP: 002b:00007ffeb68ea400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.863082][ T689] RAX: ffffffffffffffda RBX: 00007ffeb68eabb0 RCX: 00007f2731f6708e [ 29.863291][ T689] RDX: 0000000000000000 RSI: 00007ffeb68ea4b0 RDI: 0000000000000005 [ 29.863506][ T689] RBP: 00007ffeb68ea410 R08: 0000000000000000 R09: 0000000000000000 [ 29.863713][ T689] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 29.863921][ T689] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb68eab70 | [ 29.877431][ T689] ------------[ cut here ]------------ | [ 29.877634][ T689] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/689 | [ 29.877876][ T689] Modules linked in: ip_gre gre | [ 29.878300][ T689] Tainted: [W]=WARN [ 29.878411][ T689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.878588][ T689] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.878766][ T689] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.879262][ T689] RSP: 0018:ffa000000139f1b0 EFLAGS: 00010286 [ 29.879438][ T689] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000273dfc [ 29.879648][ T689] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 29.879851][ T689] RBP: ff1100000e841000 R08: 1fe2200001f45021 R09: ff1100000eb98b80 [ 29.880059][ T689] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 29.880266][ T689] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 29.880486][ T689] FS: 00007f2731d2d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.880729][ T689] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.880903][ T689] CR2: 00007f0ca0c96574 CR3: 000000000549a002 CR4: 0000000000771ef0 [ 29.881108][ T689] PKRU: 55555554 [ 29.881215][ T689] Call Trace: [ 29.881317][ T689] [ 29.881395][ T689] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.881540][ T689] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.881645][ T689] __dev_notify_flags (net/core/dev.c:9787) [ 29.881784][ T689] ? netif_change_name (net/core/dev.c:1495) [ 29.881926][ T689] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 29.882063][ T689] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 29.882205][ T689] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 29.882343][ T689] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 29.882493][ T689] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 29.882631][ T689] ? __dev_get_by_name (net/core/dev.c:883) [ 29.882773][ T689] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 29.882917][ T689] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 29.883057][ T689] rtnl_newlink (net/core/rtnetlink.c:4150) [ 29.883199][ T689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.883334][ T689] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.883482][ T689] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.883619][ T689] ? mark_usage (kernel/locking/lockdep.c:4674) [ 29.883755][ T689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.883895][ T689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.884033][ T689] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.884203][ T689] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 29.884342][ T689] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.884491][ T689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.884629][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.884767][ T689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.884903][ T689] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.885042][ T689] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 29.885183][ T689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.885319][ T689] ? netlink_ack (./include/linux/skbuff.h:2718) [ 29.885465][ T689] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 29.885606][ T689] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 29.885744][ T689] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.885883][ T689] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.886024][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.886166][ T689] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 29.886303][ T689] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.886446][ T689] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 29.886587][ T689] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 29.886724][ T689] ? copy_msghdr_from_user (net/socket.c:2635) [ 29.886861][ T689] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 29.887030][ T689] ? move_addr_to_kernel (net/socket.c:258) [ 29.887173][ T689] ___sys_sendmsg (net/socket.c:2752) [ 29.887308][ T689] ? copy_msghdr_from_user (net/socket.c:2603) [ 29.887456][ T689] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.887638][ T689] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 29.887775][ T689] __sys_sendmsg (net/socket.c:2784) [ 29.887912][ T689] ? __sys_sendmsg_sock (net/socket.c:2765) [ 29.888053][ T689] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 29.888194][ T689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.888331][ T689] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.888480][ T689] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.888616][ T689] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.888753][ T689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.888926][ T689] RIP: 0033:0x7f2731f6708e [ 29.889069][ T689] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 29.889569][ T689] RSP: 002b:00007ffeb68ea400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.889773][ T689] RAX: ffffffffffffffda RBX: 00007ffeb68eabb0 RCX: 00007f2731f6708e [ 29.889980][ T689] RDX: 0000000000000000 RSI: 00007ffeb68ea4b0 RDI: 0000000000000005 [ 29.890189][ T689] RBP: 00007ffeb68ea410 R08: 0000000000000000 R09: 0000000000000000 [ 29.890395][ T689] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 29.890603][ T689] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb68eab70 | [ 29.924853][ T690] ------------[ cut here ]------------ | [ 29.925021][ T690] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/690 | [ 29.925261][ T690] Modules linked in: ip_gre gre | [ 29.925693][ T690] Tainted: [W]=WARN [ 29.925793][ T690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.925961][ T690] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.926135][ T690] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.926629][ T690] RSP: 0018:ffa00000013af020 EFLAGS: 00010286 [ 29.926797][ T690] RAX: 00000000ffffffa6 RBX: ff1100000e9ec740 RCX: 1ff4000000275dca [ 29.926999][ T690] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec7fc [ 29.927206][ T690] RBP: ff1100000e841000 R08: 1fe2200001d3d901 R09: ff1100000abf2e58 [ 29.927412][ T690] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 29.928597][ T690] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 29.928803][ T690] FS: 00007fa630a7c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 29.929037][ T690] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.929213][ T690] CR2: 000000000778a988 CR3: 000000000e35a006 CR4: 0000000000771ef0 [ 29.929418][ T690] PKRU: 55555554 [ 29.929525][ T690] Call Trace: [ 29.929626][ T690] [ 29.929696][ T690] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.929832][ T690] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.929934][ T690] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 29.930070][ T690] __dev_notify_flags (net/core/dev.c:9787) [ 29.930211][ T690] ? netif_change_name (net/core/dev.c:1495) [ 29.930345][ T690] ? __dev_change_flags (net/core/dev.c:9752) [ 29.930505][ T690] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 29.930639][ T690] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.930778][ T690] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 29.930920][ T690] netif_change_flags (net/core/dev.c:9820) [ 29.931054][ T690] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 29.931195][ T690] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 29.931332][ T690] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 29.931480][ T690] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 29.931655][ T690] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.931789][ T690] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.931925][ T690] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 29.932062][ T690] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 29.932202][ T690] ? __kernel_text_address (kernel/extable.c:79) [ 29.932339][ T690] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.932492][ T690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.932625][ T690] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 29.932759][ T690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.932893][ T690] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.933029][ T690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.933166][ T690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.933300][ T690] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 29.933439][ T690] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 29.933581][ T690] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 29.933717][ T690] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 29.933854][ T690] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 29.933994][ T690] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 29.934133][ T690] rtnl_newlink (net/core/rtnetlink.c:4150) [ 29.934275][ T690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.934413][ T690] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.934552][ T690] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.934686][ T690] ? mark_usage (kernel/locking/lockdep.c:4674) [ 29.934820][ T690] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.934963][ T690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.935101][ T690] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.935243][ T690] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.935383][ T690] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.935523][ T690] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.935658][ T690] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 29.935792][ T690] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.935926][ T690] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.936059][ T690] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.936200][ T690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.936336][ T690] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.936481][ T690] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 29.936615][ T690] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.936749][ T690] ? netlink_ack (./include/linux/skbuff.h:2718) [ 29.936887][ T690] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 29.937021][ T690] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 29.937162][ T690] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.937300][ T690] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.937439][ T690] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.937597][ T690] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 29.937733][ T690] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.937868][ T690] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 29.938003][ T690] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 29.938138][ T690] ? copy_msghdr_from_user (net/socket.c:2635) [ 29.938277][ T690] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 29.938451][ T690] ? move_addr_to_kernel (net/socket.c:258) [ 29.938595][ T690] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 29.938729][ T690] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.938865][ T690] ___sys_sendmsg (net/socket.c:2752) [ 29.939001][ T690] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 29.939179][ T690] ? copy_msghdr_from_user (net/socket.c:2603) [ 29.939327][ T690] __sys_sendmsg (net/socket.c:2784) [ 29.939471][ T690] ? __sys_sendmsg_sock (net/socket.c:2765) [ 29.939609][ T690] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 29.939777][ T690] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 29.939912][ T690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.940047][ T690] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.940186][ T690] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.940320][ T690] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.940460][ T690] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.940634][ T690] RIP: 0033:0x7fa630cb608e [ 29.940774][ T690] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 29.941257][ T690] RSP: 002b:00007ffe7a060740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.941464][ T690] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa630cb608e [ 29.941669][ T690] RDX: 0000000000000000 RSI: 00007ffe7a0607f0 RDI: 0000000000000005 [ 29.941870][ T690] RBP: 00007ffe7a060750 R08: 0000000000000000 R09: 0000000000000000 [ 29.942070][ T690] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 29.942285][ T690] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7a060ec0 | [ 29.967211][ T691] ------------[ cut here ]------------ | [ 29.967370][ T691] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/691 | [ 29.967614][ T691] Modules linked in: ip_gre gre | [ 29.968029][ T691] Tainted: [W]=WARN [ 29.968131][ T691] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.968305][ T691] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.968493][ T691] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.968978][ T691] RSP: 0018:ffa00000013bf020 EFLAGS: 00010286 [ 29.969155][ T691] RAX: 00000000ffffffa6 RBX: ff1100000d4ab8c0 RCX: 1ff4000000277dca [ 29.969362][ T691] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4ab97c [ 29.969570][ T691] RBP: ff1100000eaf4000 R08: 1fe2200001a95731 R09: ff1100000fe8ae58 [ 29.969771][ T691] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 29.969969][ T691] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 29.970177][ T691] FS: 00007fc07a49e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 29.970418][ T691] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.970601][ T691] CR2: 00000000069df988 CR3: 0000000004b7d004 CR4: 0000000000771ef0 [ 29.970804][ T691] PKRU: 55555554 [ 29.970903][ T691] Call Trace: [ 29.971005][ T691] [ 29.971075][ T691] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.971217][ T691] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.971321][ T691] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 29.971461][ T691] __dev_notify_flags (net/core/dev.c:9787) [ 29.971606][ T691] ? netif_change_name (net/core/dev.c:1495) [ 29.971742][ T691] ? __dev_change_flags (net/core/dev.c:9752) [ 29.971878][ T691] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 29.972012][ T691] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.972151][ T691] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 29.972290][ T691] netif_change_flags (net/core/dev.c:9820) [ 29.972434][ T691] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 29.972575][ T691] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 29.972723][ T691] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 29.972861][ T691] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 29.973029][ T691] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.973166][ T691] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.973304][ T691] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 29.973450][ T691] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 29.973590][ T691] ? __kernel_text_address (kernel/extable.c:79) [ 29.973725][ T691] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.973863][ T691] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.973996][ T691] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 29.974131][ T691] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.974272][ T691] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 29.974414][ T691] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.974553][ T691] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.974687][ T691] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 29.974822][ T691] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 29.974957][ T691] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 29.975092][ T691] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 29.975231][ T691] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 29.975446][ T691] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 29.975591][ T691] rtnl_newlink (net/core/rtnetlink.c:4150) [ 29.975728][ T691] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.975866][ T691] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.976003][ T691] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.976136][ T691] ? mark_usage (kernel/locking/lockdep.c:4674) [ 29.976275][ T691] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.976589][ T691] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.976731][ T691] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.976865][ T691] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.977000][ T691] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 29.977136][ T691] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 29.977276][ T691] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 29.977511][ T691] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.977646][ T691] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.977780][ T691] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.977921][ T691] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.978056][ T691] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 29.978196][ T691] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 29.978331][ T691] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.978553][ T691] ? netlink_ack (./include/linux/skbuff.h:2718) [ 29.978692][ T691] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 29.978826][ T691] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 29.978964][ T691] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.979100][ T691] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.979240][ T691] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 29.979434][ T691] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 29.979578][ T691] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.979719][ T691] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 29.979856][ T691] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 29.979992][ T691] ? copy_msghdr_from_user (net/socket.c:2635) [ 29.980129][ T691] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 29.980299][ T691] ? move_addr_to_kernel (net/socket.c:258) [ 29.980509][ T691] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 29.980644][ T691] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 29.980781][ T691] ___sys_sendmsg (net/socket.c:2752) [ 29.980922][ T691] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 29.981100][ T691] ? copy_msghdr_from_user (net/socket.c:2603) [ 29.981255][ T691] __sys_sendmsg (net/socket.c:2784) [ 29.981447][ T691] ? __sys_sendmsg_sock (net/socket.c:2765) [ 29.981584][ T691] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 29.981758][ T691] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 29.981894][ T691] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 29.982028][ T691] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 29.982165][ T691] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 29.982301][ T691] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 29.982503][ T691] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.982672][ T691] RIP: 0033:0x7fc07a6d808e [ 29.982814][ T691] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 29.983299][ T691] RSP: 002b:00007ffc36ea3a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.983570][ T691] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc07a6d808e [ 29.983770][ T691] RDX: 0000000000000000 RSI: 00007ffc36ea3ae0 RDI: 0000000000000005 [ 29.983969][ T691] RBP: 00007ffc36ea3a40 R08: 0000000000000000 R09: 0000000000000000 [ 29.984175][ T691] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 29.984442][ T691] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc36ea41b0 | [ 29.986664][ T36] ------------[ cut here ]------------ | [ 29.986804][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36 | [ 29.987046][ T36] Modules linked in: ip_gre gre | [ 29.987490][ T36] Tainted: [W]=WARN [ 29.987589][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.987745][ T36] Workqueue: events_unbound linkwatch_event [ 29.987909][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 29.988074][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 29.988537][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 29.988693][ T36] RAX: 00000000ffffffa6 RBX: ff1100000e9ed1c0 RCX: 1ff4000000051f02 [ 29.988876][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed27c [ 29.989059][ T36] RBP: ff1100000e841000 R08: 1fe2200001d3da51 R09: ff11000001d751a8 [ 29.989246][ T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 29.989440][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 29.989631][ T36] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 29.989843][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.989997][ T36] CR2: 00007f2731dfa574 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 29.990185][ T36] PKRU: 55555554 [ 29.990277][ T36] Call Trace: [ 29.990374][ T36] [ 29.990439][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 29.990569][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 29.990691][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 29.990785][ T36] netif_state_change (net/core/dev.c:1605) [ 29.990907][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 29.991060][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 29.991187][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 29.991309][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.991444][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 29.991577][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 29.991699][ T36] process_one_work (kernel/workqueue.c:3314) [ 29.991826][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 29.991949][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 29.992077][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 29.992208][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 29.992329][ T36] kthread (kernel/kthread.c:436) [ 29.992428][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.992586][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 29.992709][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.992832][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 29.992987][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.993111][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 29.993243][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 30.057500][ T693] ------------[ cut here ]------------ | [ 30.057655][ T693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/693 | [ 30.057889][ T693] Modules linked in: ip_gre gre | [ 30.058301][ T693] Tainted: [W]=WARN [ 30.058413][ T693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.058589][ T693] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 30.058764][ T693] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 30.059259][ T693] RSP: 0018:ffa00000013df150 EFLAGS: 00010286 [ 30.059439][ T693] RAX: 00000000ffffffa6 RBX: ff1100000d4aac80 RCX: 1ff400000027bdf0 [ 30.059645][ T693] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4aad3c [ 30.059843][ T693] RBP: ff1100000eaf4000 R08: 1fe2200001a955a9 R09: ff1100000ff3d158 [ 30.060045][ T693] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 30.060250][ T693] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cdea340 [ 30.060542][ T693] FS: 00007f200cca4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 30.060777][ T693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.060945][ T693] CR2: 00000000004ebb28 CR3: 0000000004b7d001 CR4: 0000000000771ef0 [ 30.061153][ T693] PKRU: 55555554 [ 30.061256][ T693] Call Trace: [ 30.061435][ T693] [ 30.061513][ T693] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 30.061650][ T693] ? notifier_call_chain (kernel/notifier.c:85) [ 30.061784][ T693] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 30.061886][ T693] netif_state_change (net/core/dev.c:1605) [ 30.062023][ T693] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.062195][ T693] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 30.062449][ T693] linkwatch_sync_dev (net/core/link_watch.c:295) [ 30.062589][ T693] rtnl_getlink (net/core/rtnetlink.c:4273) [ 30.062722][ T693] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.062858][ T693] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.062994][ T693] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 30.063129][ T693] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.063266][ T693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.063500][ T693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.063654][ T693] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.063790][ T693] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.063927][ T693] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.064060][ T693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.064195][ T693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.064332][ T693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.064553][ T693] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 30.064687][ T693] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 30.064820][ T693] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.064955][ T693] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.065089][ T693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.065228][ T693] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.065437][ T693] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.065576][ T693] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 30.065710][ T693] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.065842][ T693] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.065980][ T693] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.066113][ T693] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.066256][ T693] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.066449][ T693] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.066586][ T693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.066721][ T693] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 30.066858][ T693] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.066995][ T693] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 30.067131][ T693] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 30.067269][ T693] ? copy_msghdr_from_user (net/socket.c:2635) [ 30.067459][ T693] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 30.067628][ T693] ? move_addr_to_kernel (net/socket.c:258) [ 30.067759][ T693] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.067895][ T693] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 30.068061][ T693] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.068197][ T693] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 30.068424][ T693] ___sys_sendmsg (net/socket.c:2752) [ 30.068564][ T693] ? copy_msghdr_from_user (net/socket.c:2603) [ 30.068696][ T693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.068838][ T693] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 30.068971][ T693] ? do_getsockname (net/socket.c:2192) [ 30.069108][ T693] __sys_sendmsg (net/socket.c:2784) [ 30.069248][ T693] ? __sys_sendmsg_sock (net/socket.c:2765) [ 30.069442][ T693] ? __sys_getsockname (net/socket.c:2210) [ 30.069584][ T693] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.069720][ T693] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 30.069855][ T693] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 30.069989][ T693] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 30.070124][ T693] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.070293][ T693] RIP: 0033:0x7f200cede08e [ 30.070493][ T693] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.070967][ T693] RSP: 002b:00007ffc019d9da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.071173][ T693] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f200cede08e [ 30.071377][ T693] RDX: 0000000000000000 RSI: 00007ffc019d9e50 RDI: 0000000000000006 [ 30.071583][ T693] RBP: 00007ffc019d9db0 R08: 0000000000000000 R09: 0000000000000000 [ 30.071782][ T693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 30.071996][ T693] R13: 00007ffc019d9f00 R14: 000000000000000d R15: 00007ffc019db87a | [ 30.160274][ T696] ------------[ cut here ]------------ | [ 30.160450][ T696] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/696 | [ 30.160717][ T696] Modules linked in: ip_gre gre | [ 30.161165][ T696] Tainted: [W]=WARN [ 30.161274][ T696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.161465][ T696] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 30.161661][ T696] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 30.162183][ T696] RSP: 0018:ffa00000013fef10 EFLAGS: 00010286 [ 30.162370][ T696] RAX: 00000000ffffffa6 RBX: ff1100000fb29a80 RCX: 1ff400000027fda8 [ 30.162593][ T696] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb29b3c [ 30.162808][ T696] RBP: ff1100000a2f1000 R08: 1fe2200001f65369 R09: ff1100000fed8b80 [ 30.163027][ T696] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 30.163248][ T696] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 30.163470][ T696] FS: 00007fd990e81840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 30.163727][ T696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.163906][ T696] CR2: 00000000004a2060 CR3: 0000000004b7d003 CR4: 0000000000771ef0 [ 30.164121][ T696] PKRU: 55555554 [ 30.164232][ T696] Call Trace: [ 30.164339][ T696] [ 30.164421][ T696] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.164573][ T696] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 30.164717][ T696] notifier_call_chain (kernel/notifier.c:85) [ 30.164864][ T696] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 30.165008][ T696] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 30.165158][ T696] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 30.165339][ T696] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 30.165532][ T696] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 30.165681][ T696] netif_set_mtu (net/core/dev.c:9910) [ 30.165827][ T696] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 30.165970][ T696] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 30.166121][ T696] dev_set_mtu (net/core/dev_api.c:249) [ 30.166234][ T696] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 30.166387][ T696] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 30.166539][ T696] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 30.166718][ T696] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 30.166864][ T696] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 30.167061][ T696] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 30.167214][ T696] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 30.167365][ T696] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 30.167517][ T696] ? __dev_get_by_name (net/core/dev.c:883) [ 30.167686][ T696] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 30.167837][ T696] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 30.167987][ T696] rtnl_newlink (net/core/rtnetlink.c:4150) [ 30.168134][ T696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.168283][ T696] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.168433][ T696] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.168584][ T696] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.168727][ T696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.168875][ T696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.169019][ T696] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.169166][ T696] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 30.169310][ T696] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.169461][ T696] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.169613][ T696] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.169759][ T696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.169901][ T696] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.170047][ T696] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 30.170196][ T696] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.170343][ T696] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.170505][ T696] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.170651][ T696] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.170798][ T696] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.170944][ T696] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.171087][ T696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.171259][ T696] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.171414][ T696] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 30.171563][ T696] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.171709][ T696] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 30.171857][ T696] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 30.172001][ T696] ? copy_msghdr_from_user (net/socket.c:2635) [ 30.172146][ T696] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 30.172329][ T696] ? move_addr_to_kernel (net/socket.c:258) [ 30.172487][ T696] ? kasan_save_stack (mm/kasan/common.c:58) [ 30.172631][ T696] ? kasan_save_stack (mm/kasan/common.c:57) [ 30.172774][ T696] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 30.172920][ T696] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 30.173102][ T696] ___sys_sendmsg (net/socket.c:2752) [ 30.173252][ T696] ? copy_msghdr_from_user (net/socket.c:2603) [ 30.173415][ T696] __sys_sendmsg (net/socket.c:2784) [ 30.173563][ T696] ? __sys_sendmsg_sock (net/socket.c:2765) [ 30.173707][ T696] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 30.173854][ T696] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 30.173999][ T696] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.174156][ T696] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 30.174304][ T696] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 30.174459][ T696] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 30.174608][ T696] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.174787][ T696] RIP: 0033:0x7fd9910bb08e [ 30.174938][ T696] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.175460][ T696] RSP: 002b:00007fffd5f8ac70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.175683][ T696] RAX: ffffffffffffffda RBX: 00007fffd5f8b420 RCX: 00007fd9910bb08e [ 30.175898][ T696] RDX: 0000000000000000 RSI: 00007fffd5f8ad20 RDI: 0000000000000005 [ 30.176114][ T696] RBP: 00007fffd5f8ac80 R08: 0000000000000000 R09: 0000000000000000 [ 30.176335][ T696] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 30.176563][ T696] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd5f8b3f0 | [ 30.178315][ T696] ------------[ cut here ]------------ | [ 30.178479][ T696] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/696 | [ 30.178720][ T696] Modules linked in: ip_gre gre | [ 30.179144][ T696] Tainted: [W]=WARN [ 30.179254][ T696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.179433][ T696] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 30.179619][ T696] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 30.180114][ T696] RSP: 0018:ffa00000013ff1b0 EFLAGS: 00010286 [ 30.180295][ T696] RAX: 00000000ffffffa6 RBX: ff1100000fb28580 RCX: 1ff400000027fdfc [ 30.180514][ T696] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2863c [ 30.180727][ T696] RBP: ff1100000a2f1000 R08: 1fe2200001f650c9 R09: ff1100000fed8b80 [ 30.180932][ T696] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 30.181143][ T696] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 30.181361][ T696] FS: 00007fd990e81840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 30.181608][ T696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.181781][ T696] CR2: 00007fc31e6de574 CR3: 0000000004b7d006 CR4: 0000000000771ef0 [ 30.181991][ T696] PKRU: 55555554 [ 30.182094][ T696] Call Trace: [ 30.182198][ T696] [ 30.182271][ T696] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 30.182419][ T696] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 30.182531][ T696] __dev_notify_flags (net/core/dev.c:9787) [ 30.182676][ T696] ? netif_change_name (net/core/dev.c:1495) [ 30.182815][ T696] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 30.182998][ T696] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 30.183137][ T696] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 30.183282][ T696] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 30.183427][ T696] ? __dev_get_by_name (net/core/dev.c:883) [ 30.183570][ T696] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 30.183716][ T696] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 30.183859][ T696] rtnl_newlink (net/core/rtnetlink.c:4150) [ 30.184002][ T696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.184139][ T696] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.184283][ T696] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.184433][ T696] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.184578][ T696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.184720][ T696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.184859][ T696] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.185001][ T696] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 30.185139][ T696] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.185282][ T696] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.185427][ T696] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.185587][ T696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.185724][ T696] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.185864][ T696] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 30.186002][ T696] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.186141][ T696] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.186291][ T696] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.186441][ T696] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.186588][ T696] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.186730][ T696] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.186868][ T696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.187008][ T696] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.187148][ T696] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 30.187292][ T696] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.187439][ T696] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 30.187585][ T696] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 30.187723][ T696] ? copy_msghdr_from_user (net/socket.c:2635) [ 30.187861][ T696] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 30.188033][ T696] ? move_addr_to_kernel (net/socket.c:258) [ 30.188177][ T696] ? kasan_save_stack (mm/kasan/common.c:58) [ 30.188315][ T696] ? kasan_save_stack (mm/kasan/common.c:57) [ 30.188459][ T696] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 30.188614][ T696] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 30.188786][ T696] ___sys_sendmsg (net/socket.c:2752) [ 30.188927][ T696] ? copy_msghdr_from_user (net/socket.c:2603) [ 30.189078][ T696] __sys_sendmsg (net/socket.c:2784) [ 30.189222][ T696] ? __sys_sendmsg_sock (net/socket.c:2765) [ 30.189362][ T696] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 30.189509][ T696] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 30.189644][ T696] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.189784][ T696] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 30.189923][ T696] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 30.190063][ T696] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 30.190204][ T696] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.190379][ T696] RIP: 0033:0x7fd9910bb08e [ 30.190529][ T696] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.191018][ T696] RSP: 002b:00007fffd5f8ac70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.191228][ T696] RAX: ffffffffffffffda RBX: 00007fffd5f8b420 RCX: 00007fd9910bb08e [ 30.191448][ T696] RDX: 0000000000000000 RSI: 00007fffd5f8ad20 RDI: 0000000000000005 [ 30.191658][ T696] RBP: 00007fffd5f8ac80 R08: 0000000000000000 R09: 0000000000000000 [ 30.191864][ T696] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 30.192070][ T696] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd5f8b3f0 | [ 30.225789][ T697] ------------[ cut here ]------------ | [ 30.225969][ T697] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/697 | [ 30.226223][ T697] Modules linked in: ip_gre gre | [ 30.227204][ T697] Tainted: [W]=WARN [ 30.227312][ T697] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.227626][ T697] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 30.227816][ T697] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 30.228332][ T697] RSP: 0018:ffa000000140ef10 EFLAGS: 00010286 [ 30.228597][ T697] RAX: 00000000ffffffa6 RBX: ff1100001072f1c0 RCX: 1ff4000000281da8 [ 30.228810][ T697] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072f27c [ 30.229043][ T697] RBP: ff11000009ba1000 R08: 1fe22000020e5e51 R09: ff1100000fedae80 [ 30.229261][ T697] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 30.229488][ T697] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 30.229727][ T697] FS: 00007f7d41771840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 30.229975][ T697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.230161][ T697] CR2: 00000000004a2060 CR3: 000000000e0bd005 CR4: 0000000000771ef0 [ 30.230382][ T697] PKRU: 55555554 [ 30.230494][ T697] Call Trace: [ 30.230612][ T697] [ 30.230689][ T697] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.230833][ T697] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 30.230989][ T697] notifier_call_chain (kernel/notifier.c:85) [ 30.231136][ T697] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 30.231287][ T697] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 30.231435][ T697] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 30.231622][ T697] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 30.231802][ T697] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 30.231948][ T697] netif_set_mtu (net/core/dev.c:9910) [ 30.232091][ T697] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 30.232235][ T697] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 30.232390][ T697] dev_set_mtu (net/core/dev_api.c:249) [ 30.232517][ T697] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 30.232667][ T697] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 30.232814][ T697] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 30.233005][ T697] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 30.233154][ T697] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 30.233339][ T697] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 30.233495][ T697] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 30.233641][ T697] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 30.233784][ T697] ? __dev_get_by_name (net/core/dev.c:883) [ 30.233941][ T697] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 30.234094][ T697] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 30.234246][ T697] rtnl_newlink (net/core/rtnetlink.c:4150) [ 30.234405][ T697] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.234553][ T697] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.234698][ T697] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.234839][ T697] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.234982][ T697] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.235130][ T697] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.235279][ T697] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.235451][ T697] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 30.235702][ T697] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.235845][ T697] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.235989][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.236134][ T697] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.236283][ T697] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.236431][ T697] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 30.236602][ T697] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.236750][ T697] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.236899][ T697] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.237043][ T697] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.237193][ T697] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.237364][ T697] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.237515][ T697] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.237907][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.238052][ T697] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 30.238199][ T697] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.238345][ T697] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 30.238512][ T697] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 30.238661][ T697] ? copy_msghdr_from_user (net/socket.c:2635) [ 30.238803][ T697] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 30.238993][ T697] ? move_addr_to_kernel (net/socket.c:258) [ 30.239138][ T697] ? kasan_save_stack (mm/kasan/common.c:58) [ 30.239285][ T697] ? kasan_save_stack (mm/kasan/common.c:57) [ 30.239431][ T697] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 30.239580][ T697] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 30.239759][ T697] ___sys_sendmsg (net/socket.c:2752) [ 30.239903][ T697] ? copy_msghdr_from_user (net/socket.c:2603) [ 30.240059][ T697] __sys_sendmsg (net/socket.c:2784) [ 30.240207][ T697] ? __sys_sendmsg_sock (net/socket.c:2765) [ 30.240354][ T697] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 30.240506][ T697] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 30.240669][ T697] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.240812][ T697] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 30.240957][ T697] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 30.241099][ T697] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 30.241277][ T697] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.241462][ T697] RIP: 0033:0x7f7d419ab08e [ 30.241629][ T697] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.242136][ T697] RSP: 002b:00007ffec3c902b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.242361][ T697] RAX: ffffffffffffffda RBX: 00007ffec3c90a60 RCX: 00007f7d419ab08e [ 30.242584][ T697] RDX: 0000000000000000 RSI: 00007ffec3c90360 RDI: 0000000000000005 [ 30.242795][ T697] RBP: 00007ffec3c902c0 R08: 0000000000000000 R09: 0000000000000000 [ 30.243020][ T697] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 30.243235][ T697] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec3c90a30 | [ 30.245018][ T697] ------------[ cut here ]------------ | [ 30.245170][ T697] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/697 | [ 30.245424][ T697] Modules linked in: ip_gre gre | [ 30.245854][ T697] Tainted: [W]=WARN [ 30.245961][ T697] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.246134][ T697] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 30.246318][ T697] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 30.246915][ T697] RSP: 0018:ffa000000140f1b0 EFLAGS: 00010286 [ 30.247100][ T697] RAX: 00000000ffffffa6 RBX: ff1100000e21e040 RCX: 1ff4000000281dfc [ 30.247307][ T697] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e0fc [ 30.247532][ T697] RBP: ff11000009ba1000 R08: 1fe2200001c43c21 R09: ff1100000fedae80 [ 30.247733][ T697] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 30.247935][ T697] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 30.248142][ T697] FS: 00007f7d41771840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 30.248394][ T697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.248585][ T697] CR2: 00007f2731dfa574 CR3: 000000000e0bd003 CR4: 0000000000771ef0 [ 30.248812][ T697] PKRU: 55555554 [ 30.248915][ T697] Call Trace: [ 30.249019][ T697] [ 30.249088][ T697] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 30.249230][ T697] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 30.249333][ T697] __dev_notify_flags (net/core/dev.c:9787) [ 30.249483][ T697] ? netif_change_name (net/core/dev.c:1495) [ 30.249643][ T697] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 30.249817][ T697] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 30.249958][ T697] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 30.250097][ T697] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 30.250239][ T697] ? __dev_get_by_name (net/core/dev.c:883) [ 30.250388][ T697] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 30.250538][ T697] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 30.250679][ T697] rtnl_newlink (net/core/rtnetlink.c:4150) [ 30.250817][ T697] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.250954][ T697] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.251108][ T697] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.251260][ T697] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.251402][ T697] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.251568][ T697] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.251707][ T697] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.251844][ T697] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 30.251983][ T697] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.252119][ T697] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.252261][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.252406][ T697] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.252551][ T697] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.252708][ T697] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 30.252848][ T697] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.252987][ T697] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.253127][ T697] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.253266][ T697] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.253412][ T697] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.253559][ T697] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.253693][ T697] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.253846][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.253986][ T697] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 30.254131][ T697] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.254274][ T697] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 30.254424][ T697] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 30.254567][ T697] ? copy_msghdr_from_user (net/socket.c:2635) [ 30.254713][ T697] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 30.254882][ T697] ? move_addr_to_kernel (net/socket.c:258) [ 30.255027][ T697] ? kasan_save_stack (mm/kasan/common.c:58) [ 30.255165][ T697] ? kasan_save_stack (mm/kasan/common.c:57) [ 30.255301][ T697] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 30.255446][ T697] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 30.255625][ T697] ___sys_sendmsg (net/socket.c:2752) [ 30.255762][ T697] ? copy_msghdr_from_user (net/socket.c:2603) [ 30.255937][ T697] __sys_sendmsg (net/socket.c:2784) [ 30.256074][ T697] ? __sys_sendmsg_sock (net/socket.c:2765) [ 30.256216][ T697] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 30.256361][ T697] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 30.256506][ T697] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.256644][ T697] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 30.256780][ T697] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 30.256917][ T697] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 30.257053][ T697] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.257225][ T697] RIP: 0033:0x7f7d419ab08e [ 30.257375][ T697] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.257898][ T697] RSP: 002b:00007ffec3c902b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.258103][ T697] RAX: ffffffffffffffda RBX: 00007ffec3c90a60 RCX: 00007f7d419ab08e [ 30.258311][ T697] RDX: 0000000000000000 RSI: 00007ffec3c90360 RDI: 0000000000000005 [ 30.258555][ T697] RBP: 00007ffec3c902c0 R08: 0000000000000000 R09: 0000000000000000 [ 30.258763][ T697] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 30.258976][ T697] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec3c90a30 | [ 30.302850][ T698] ------------[ cut here ]------------ | [ 30.303032][ T698] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/698 | [ 30.303266][ T698] Modules linked in: ip_gre gre | [ 30.303762][ T698] Tainted: [W]=WARN [ 30.303863][ T698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.304030][ T698] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 30.304209][ T698] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 30.304695][ T698] RSP: 0018:ffa000000141f020 EFLAGS: 00010286 [ 30.304864][ T698] RAX: 00000000ffffffa6 RBX: ff1100000e21eac0 RCX: 1ff4000000283dca [ 30.305077][ T698] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21eb7c [ 30.305287][ T698] RBP: ff1100000a2f1000 R08: 1fe2200001c43d71 R09: ff1100000fedd158 [ 30.305497][ T698] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 30.305730][ T698] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 30.305931][ T698] FS: 00007ff97d457840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 30.306167][ T698] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.306331][ T698] CR2: 0000000024642988 CR3: 0000000004b7d002 CR4: 0000000000771ef0 [ 30.306604][ T698] PKRU: 55555554 [ 30.306710][ T698] Call Trace: [ 30.306809][ T698] [ 30.306878][ T698] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 30.307014][ T698] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 30.307114][ T698] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 30.307252][ T698] __dev_notify_flags (net/core/dev.c:9787) [ 30.307392][ T698] ? netif_change_name (net/core/dev.c:1495) [ 30.307531][ T698] ? __dev_change_flags (net/core/dev.c:9752) [ 30.307687][ T698] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 30.307824][ T698] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.307959][ T698] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 30.308095][ T698] netif_change_flags (net/core/dev.c:9820) [ 30.308248][ T698] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.308387][ T698] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 30.308529][ T698] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 30.308663][ T698] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 30.308841][ T698] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.308974][ T698] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.309107][ T698] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 30.309245][ T698] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 30.309416][ T698] ? __kernel_text_address (kernel/extable.c:79) [ 30.309555][ T698] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.309702][ T698] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.309839][ T698] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 30.309981][ T698] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.310114][ T698] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 30.310263][ T698] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.310399][ T698] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.310537][ T698] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 30.310671][ T698] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 30.310804][ T698] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 30.310940][ T698] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 30.311074][ T698] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 30.311234][ T698] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 30.311378][ T698] rtnl_newlink (net/core/rtnetlink.c:4150) [ 30.311520][ T698] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.311703][ T698] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.311839][ T698] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.311974][ T698] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.312109][ T698] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.312252][ T698] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.312390][ T698] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.312529][ T698] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.312662][ T698] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.312796][ T698] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.312957][ T698] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 30.313090][ T698] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.313237][ T698] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.313374][ T698] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.313516][ T698] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.313647][ T698] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.313782][ T698] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 30.313916][ T698] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.314072][ T698] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.314224][ T698] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.314364][ T698] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.314505][ T698] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.314639][ T698] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.314772][ T698] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.314929][ T698] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 30.315084][ T698] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.315247][ T698] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 30.315392][ T698] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 30.315542][ T698] ? copy_msghdr_from_user (net/socket.c:2635) [ 30.315686][ T698] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 30.315853][ T698] ? move_addr_to_kernel (net/socket.c:258) [ 30.315994][ T698] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 30.316139][ T698] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.316281][ T698] ___sys_sendmsg (net/socket.c:2752) [ 30.316434][ T698] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 30.316612][ T698] ? copy_msghdr_from_user (net/socket.c:2603) [ 30.316762][ T698] __sys_sendmsg (net/socket.c:2784) [ 30.316896][ T698] ? __sys_sendmsg_sock (net/socket.c:2765) [ 30.317034][ T698] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 30.317217][ T698] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.317356][ T698] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.317500][ T698] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 30.317633][ T698] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 30.317789][ T698] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 30.317930][ T698] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.318094][ T698] RIP: 0033:0x7ff97d69108e [ 30.318243][ T698] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.318770][ T698] RSP: 002b:00007ffd2afa2280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.318989][ T698] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff97d69108e [ 30.319194][ T698] RDX: 0000000000000000 RSI: 00007ffd2afa2330 RDI: 0000000000000005 [ 30.319394][ T698] RBP: 00007ffd2afa2290 R08: 0000000000000000 R09: 0000000000000000 [ 30.319614][ T698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 30.319811][ T698] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2afa2a00 | [ 30.349389][ T699] ------------[ cut here ]------------ | [ 30.349569][ T699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/699 | [ 30.349804][ T699] Modules linked in: ip_gre gre | [ 30.350218][ T699] Tainted: [W]=WARN [ 30.350320][ T699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.350985][ T699] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 30.351195][ T699] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 30.351684][ T699] RSP: 0018:ffa000000142f020 EFLAGS: 00010286 [ 30.351879][ T699] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff4000000285dca [ 30.352088][ T699] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 30.352291][ T699] RBP: ff11000009ba1000 R08: 1fe22000016c6f69 R09: ff1100001023ae58 [ 30.352500][ T699] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 30.352698][ T699] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 30.352895][ T699] FS: 00007f2320875840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 30.353129][ T699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.353299][ T699] CR2: 0000000008c27988 CR3: 0000000004b7d005 CR4: 0000000000771ef0 [ 30.353512][ T699] PKRU: 55555554 [ 30.353615][ T699] Call Trace: [ 30.353735][ T699] [ 30.353805][ T699] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 30.353943][ T699] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 30.354045][ T699] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 30.354188][ T699] __dev_notify_flags (net/core/dev.c:9787) [ 30.354326][ T699] ? netif_change_name (net/core/dev.c:1495) [ 30.354467][ T699] ? __dev_change_flags (net/core/dev.c:9752) [ 30.354619][ T699] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 30.354752][ T699] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.354885][ T699] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 30.355022][ T699] netif_change_flags (net/core/dev.c:9820) [ 30.355161][ T699] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.355304][ T699] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 30.355466][ T699] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 30.355612][ T699] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 30.355778][ T699] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.355909][ T699] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.356042][ T699] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 30.356191][ T699] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 30.356325][ T699] ? __kernel_text_address (kernel/extable.c:79) [ 30.356464][ T699] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.356638][ T699] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.356774][ T699] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 30.356909][ T699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.357043][ T699] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 30.357183][ T699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.357314][ T699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.357451][ T699] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 30.357590][ T699] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 30.357722][ T699] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 30.357864][ T699] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 30.357998][ T699] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 30.358136][ T699] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 30.358277][ T699] rtnl_newlink (net/core/rtnetlink.c:4150) [ 30.358418][ T699] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.358581][ T699] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.358721][ T699] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.358853][ T699] ? mark_usage (kernel/locking/lockdep.c:4674) [ 30.358986][ T699] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.359122][ T699] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.359257][ T699] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.359419][ T699] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.359558][ T699] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 30.359694][ T699] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 30.359827][ T699] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 30.359962][ T699] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.360094][ T699] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.360227][ T699] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.360366][ T699] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 30.360532][ T699] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 30.360665][ T699] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 30.360799][ T699] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.360934][ T699] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.361069][ T699] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.361218][ T699] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.361359][ T699] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.361500][ T699] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.361635][ T699] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 30.361771][ T699] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 30.361931][ T699] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 30.362065][ T699] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 30.362215][ T699] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 30.362352][ T699] ? copy_msghdr_from_user (net/socket.c:2635) [ 30.362491][ T699] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 30.362657][ T699] ? move_addr_to_kernel (net/socket.c:258) [ 30.362793][ T699] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 30.362927][ T699] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 30.363082][ T699] ___sys_sendmsg (net/socket.c:2752) [ 30.363224][ T699] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 30.363394][ T699] ? copy_msghdr_from_user (net/socket.c:2603) [ 30.363547][ T699] __sys_sendmsg (net/socket.c:2784) [ 30.363681][ T699] ? __sys_sendmsg_sock (net/socket.c:2765) [ 30.363813][ T699] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 30.363985][ T699] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.364118][ T699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 30.364277][ T699] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 30.364415][ T699] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 30.364553][ T699] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 30.364685][ T699] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.364848][ T699] RIP: 0033:0x7f2320aaf08e [ 30.365016][ T699] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.365507][ T699] RSP: 002b:00007ffdac2e2ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.365706][ T699] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2320aaf08e [ 30.365903][ T699] RDX: 0000000000000000 RSI: 00007ffdac2e2b90 RDI: 0000000000000005 [ 30.366105][ T699] RBP: 00007ffdac2e2af0 R08: 0000000000000000 R09: 0000000000000000 [ 30.366331][ T699] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd0 [ 30.366540][ T699] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdac2e3260 | [ 31.153164][ T12] ------------[ cut here ]------------ | [ 31.153419][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.153730][ T12] Modules linked in: ip_gre gre | [ 31.154257][ T12] Tainted: [W]=WARN [ 31.154420][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.154639][ T12] Workqueue: netns cleanup_net [ 31.154822][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.155036][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.155571][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 31.155781][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62ee40 RCX: 1ff4000000018ec7 [ 31.156017][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62eefc [ 31.156266][ T12] RBP: ff1100000f969000 R08: 1fe22000016c5de1 R09: ff11000001aed1d0 [ 31.156527][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 31.156762][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 31.157002][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.157283][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.157516][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.157757][ T12] PKRU: 55555554 [ 31.157901][ T12] Call Trace: [ 31.158044][ T12] [ 31.158163][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.158363][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.158521][ T12] netif_close_many (net/core/dev.c:1804) [ 31.158699][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 31.158876][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 31.159086][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 31.159306][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.159508][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.159715][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.159897][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.160077][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.160265][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.160455][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.160650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.160827][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.161007][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.161190][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.161391][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.161584][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.161763][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.161941][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.162118][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.162306][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.162510][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.162689][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.162872][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.163057][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.163273][ T12] kthread (kernel/kthread.c:436) [ 31.163436][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.163656][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.163835][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.164020][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.164242][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.164433][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.164624][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.166852][ T12] ------------[ cut here ]------------ | [ 31.167030][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.167368][ T12] Modules linked in: ip_gre gre | [ 31.167905][ T12] Tainted: [W]=WARN [ 31.168053][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.168275][ T12] Workqueue: netns cleanup_net [ 31.168489][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.168710][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.169229][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 31.169459][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2371c0 RCX: 1ff4000000018e80 [ 31.169715][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23727c [ 31.169959][ T12] RBP: ff11000009761000 R08: 1fe2200001646e51 R09: ff11000001aed1d0 [ 31.170209][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 31.170466][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 31.170724][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.171002][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.171226][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.171496][ T12] PKRU: 55555554 [ 31.171645][ T12] Call Trace: [ 31.171792][ T12] [ 31.171909][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.172093][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.172255][ T12] netif_close_many (net/core/dev.c:1804) [ 31.172453][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 31.172645][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.172830][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 31.173018][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 31.173209][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 31.173402][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 31.173595][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 31.173780][ T12] notifier_call_chain (kernel/notifier.c:85) [ 31.173965][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 31.174148][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 31.174341][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 31.174582][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 31.174798][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.174985][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.175205][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.175408][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.175599][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.175783][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.175964][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.176148][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.176341][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.176552][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.176732][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.176917][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.177100][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.177294][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.177502][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.177685][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.177867][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.178055][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.178247][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.178451][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.178648][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.178827][ T12] kthread (kernel/kthread.c:436) [ 31.178979][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.179198][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.179397][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.179591][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.179807][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.179993][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.180182][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.182892][ T12] ------------[ cut here ]------------ | [ 31.183058][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.183373][ T12] Modules linked in: ip_gre gre | [ 31.183882][ T12] Tainted: [W]=WARN [ 31.184023][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.184234][ T12] Workqueue: netns cleanup_net [ 31.184502][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.184769][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.185303][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.185576][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236740 RCX: 1ff4000000018eed [ 31.185850][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2367fc [ 31.186125][ T12] RBP: ff1100000a3a4000 R08: 1fe2200001646d01 R09: ff11000001aed1d0 [ 31.186424][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.186709][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.186986][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.187299][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.187576][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.187855][ T12] PKRU: 55555554 [ 31.188040][ T12] Call Trace: [ 31.188230][ T12] [ 31.188408][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.188672][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.188922][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.189142][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.189388][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.189615][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.189837][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.190056][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.190287][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.190528][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.190748][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.190971][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.191200][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.191434][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.191662][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.191882][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.192194][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.192425][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.192623][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.192798][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.192968][ T12] kthread (kernel/kthread.c:436) [ 31.193111][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.193324][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.193522][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.193700][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.193908][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.194081][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.194264][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.197182][ T12] ------------[ cut here ]------------ | [ 31.197785][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.198119][ T12] Modules linked in: ip_gre gre | [ 31.198805][ T12] Tainted: [W]=WARN [ 31.198990][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.199245][ T12] Workqueue: netns cleanup_net [ 31.199496][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.199756][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.200288][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.200561][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbc740 RCX: 1ff4000000018eed [ 31.200835][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc7fc [ 31.201105][ T12] RBP: ff1100000fc3c000 R08: 1fe22000019f7901 R09: ff11000001aed1d0 [ 31.201406][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.201696][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.201972][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.202286][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.202558][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.202838][ T12] PKRU: 55555554 [ 31.203022][ T12] Call Trace: [ 31.203215][ T12] [ 31.203392][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.203655][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.204059][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.204374][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.204612][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.204865][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.205077][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.205260][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.205452][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.205639][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.205815][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.205988][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.206158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.206341][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.206532][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.206706][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.206881][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.207052][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.207239][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.207431][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.207613][ T12] kthread (kernel/kthread.c:436) [ 31.207760][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.207960][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.208131][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.208310][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.208531][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.208705][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.208876][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.222574][ T12] ------------[ cut here ]------------ | [ 31.222752][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.223051][ T12] Modules linked in: ip_gre gre | [ 31.223595][ T12] Tainted: [W]=WARN [ 31.223745][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.223956][ T12] Workqueue: netns cleanup_net [ 31.224137][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.224385][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.224888][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 31.225098][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077a580 RCX: 1ff4000000018e99 [ 31.225360][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077a63c [ 31.225607][ T12] RBP: ff11000009761000 R08: 1fe22000020ef4c9 R09: ff11000001aed1d0 [ 31.225843][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.226081][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.226330][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.226623][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.226841][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.227084][ T12] PKRU: 55555554 [ 31.227238][ T12] Call Trace: [ 31.227396][ T12] [ 31.227520][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.227733][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.227943][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 31.228124][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.228307][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 31.228541][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 31.228723][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 31.228903][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 31.229082][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 31.229275][ T12] notifier_call_chain (kernel/notifier.c:85) [ 31.229470][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 31.229691][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.229899][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.230076][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.230271][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.230462][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.230657][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.230837][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.231019][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.231204][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.231401][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.231593][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.231771][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.231954][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.232131][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.232319][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.232522][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.232702][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.232884][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.233067][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.233258][ T12] kthread (kernel/kthread.c:436) [ 31.233419][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.233638][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.233819][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.234003][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.234225][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.234420][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.234610][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.237196][ T12] ------------[ cut here ]------------ | [ 31.237385][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.237690][ T12] Modules linked in: ip_gre gre | [ 31.238192][ T12] Tainted: [W]=WARN [ 31.238336][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.238624][ T12] Workqueue: netns cleanup_net [ 31.238875][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.239136][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.239687][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.239949][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077a3c0 RCX: 1ff4000000018eed [ 31.240229][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077a47c [ 31.240533][ T12] RBP: ff1100000f969000 R08: 1fe22000020ef491 R09: ff11000001aed1d0 [ 31.240811][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.241088][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.241395][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.241679][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.241880][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.242112][ T12] PKRU: 55555554 [ 31.242265][ T12] Call Trace: [ 31.242422][ T12] [ 31.242548][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.242757][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.242961][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.243136][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.243318][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.243512][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.243688][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.243889][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.244068][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.244250][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.244442][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.244626][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.244799][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.244974][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.245147][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.245331][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.245534][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.245708][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.245904][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.246085][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.246269][ T12] kthread (kernel/kthread.c:436) [ 31.246429][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.246642][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.246815][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.246990][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.247198][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.247391][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.247574][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.250167][ T12] ------------[ cut here ]------------ | [ 31.250831][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.251229][ T12] Modules linked in: ip_gre gre | [ 31.251935][ T12] Tainted: [W]=WARN [ 31.252147][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.252421][ T12] Workqueue: netns cleanup_net [ 31.252657][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.252913][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.253470][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.253730][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077b700 RCX: 1ff4000000018eed [ 31.254005][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077b7bc [ 31.254291][ T12] RBP: ff1100000ed69000 R08: 1fe22000020ef6f9 R09: ff11000001aed1d0 [ 31.254590][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.254879][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.255163][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.255512][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.255764][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.256040][ T12] PKRU: 55555554 [ 31.256230][ T12] Call Trace: [ 31.256431][ T12] [ 31.256600][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.256868][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.257118][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.257405][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.257635][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.257851][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.258069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.258299][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.258548][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.258765][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.258985][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.259215][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.259449][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.259678][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.259921][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.260215][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.260526][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.260795][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.261078][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.261376][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.261652][ T12] kthread (kernel/kthread.c:436) [ 31.261887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.262184][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.262369][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.262557][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.262760][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.262931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.263116][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.265909][ T12] ------------[ cut here ]------------ | [ 31.266089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.266831][ T12] Modules linked in: ip_gre gre | [ 31.267461][ T12] Tainted: [W]=WARN [ 31.267658][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.267914][ T12] Workqueue: netns cleanup_net [ 31.268136][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.268415][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.268946][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.269206][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077b540 RCX: 1ff4000000018eed [ 31.269504][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077b5fc [ 31.269778][ T12] RBP: ff1100000ea74000 R08: 1fe22000020ef6c1 R09: ff11000001aed1d0 [ 31.270055][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.270368][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.270654][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.270959][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.271219][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.271533][ T12] PKRU: 55555554 [ 31.271708][ T12] Call Trace: [ 31.271846][ T12] [ 31.271961][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.272170][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.272386][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.272567][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.272743][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.272914][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.273102][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.273287][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.273476][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.273656][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.273829][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.274016][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.274190][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.274390][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.274602][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.274781][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.274959][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.275128][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.275313][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.275532][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.275955][ T12] kthread (kernel/kthread.c:436) [ 31.276106][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.276317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.276511][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.276683][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.276882][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.277054][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.277238][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.280786][ T12] ------------[ cut here ]------------ | [ 31.280954][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.281250][ T12] Modules linked in: ip_gre gre | [ 31.282395][ T12] Tainted: [W]=WARN [ 31.282654][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.282953][ T12] Workqueue: netns cleanup_net [ 31.283214][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.283493][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.284031][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.284288][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae040 RCX: 1ff4000000018eed [ 31.284598][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae0fc [ 31.284897][ T12] RBP: ff11000005e74000 R08: 1fe2200001795c21 R09: ff11000001aed1d0 [ 31.285182][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.285472][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.285760][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.286097][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.286370][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.286656][ T12] PKRU: 55555554 [ 31.286841][ T12] Call Trace: [ 31.287029][ T12] [ 31.287203][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.287470][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.287750][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.287967][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.288198][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.288430][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.288666][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.288885][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.289106][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.289338][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.289649][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.289879][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.290102][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.290333][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.290577][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.290800][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.291022][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.291245][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.291493][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.291719][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.291952][ T12] kthread (kernel/kthread.c:436) [ 31.292147][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.292419][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.292681][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.292945][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.293265][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.293557][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.293837][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.296684][ T12] ------------[ cut here ]------------ | [ 31.296849][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.297129][ T12] Modules linked in: ip_gre gre | [ 31.297854][ T12] Tainted: [W]=WARN [ 31.298099][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.298389][ T12] Workqueue: netns cleanup_net [ 31.298679][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.298935][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.299493][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.299743][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781c40 RCX: 1ff4000000018eed [ 31.300025][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781cfc [ 31.300310][ T12] RBP: ff1100000fad1000 R08: 1fe22000020f03a1 R09: ff11000001aed1d0 [ 31.300610][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.300898][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.301185][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.301519][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.301769][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.302048][ T12] PKRU: 55555554 [ 31.302272][ T12] Call Trace: [ 31.302473][ T12] [ 31.302644][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.302894][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.303137][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.303379][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.303608][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.303824][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.304071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.304300][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.304543][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.304759][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.304980][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.305211][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.305443][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.305708][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.305973][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.306268][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.306565][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.306832][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.307103][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.307399][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.307628][ T12] kthread (kernel/kthread.c:436) [ 31.307768][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.307969][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.308142][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.308369][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.308580][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.308751][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.308923][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.311511][ T12] ------------[ cut here ]------------ | [ 31.311676][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.311962][ T12] Modules linked in: ip_gre gre | [ 31.312818][ T12] Tainted: [W]=WARN [ 31.313008][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.313263][ T12] Workqueue: netns cleanup_net [ 31.313513][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.313768][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.314300][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.314570][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781e00 RCX: 1ff4000000018eed [ 31.314844][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781ebc [ 31.315129][ T12] RBP: ff1100000503c000 R08: 1fe22000020f03d9 R09: ff11000001aed1d0 [ 31.315427][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.315708][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.315983][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.316317][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.316590][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.316867][ T12] PKRU: 55555554 [ 31.317050][ T12] Call Trace: [ 31.317241][ T12] [ 31.317416][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.317700][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.317955][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.318186][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.318422][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.318661][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.318877][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.319097][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.319331][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.319573][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.319793][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.320047][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.320284][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.320532][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.320750][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.320968][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.321203][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.321445][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.321718][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.321940][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.322158][ T12] kthread (kernel/kthread.c:436) [ 31.322380][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.322640][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.322930][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.323195][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.323524][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.323808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.324097][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.326951][ T12] ------------[ cut here ]------------ | [ 31.327117][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.327896][ T12] Modules linked in: ip_gre gre | [ 31.328535][ T12] Tainted: [W]=WARN [ 31.328724][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.328979][ T12] Workqueue: netns cleanup_net [ 31.329230][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.329512][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.330040][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.330306][ T12] RAX: 00000000ffffffa6 RBX: ff110000107818c0 RCX: 1ff4000000018eed [ 31.330603][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078197c [ 31.330873][ T12] RBP: ff11000010391000 R08: 1fe22000020f0331 R09: ff11000001aed1d0 [ 31.331150][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.331474][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.331765][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.332069][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.332366][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.332672][ T12] PKRU: 55555554 [ 31.332856][ T12] Call Trace: [ 31.333040][ T12] [ 31.333210][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.333515][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.333762][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.334003][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.334228][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.334467][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.334697][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.334933][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.335158][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.335413][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.335643][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.335906][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.336207][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.336522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.336786][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.337048][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.337374][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.337655][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.337923][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.338120][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.338295][ T12] kthread (kernel/kthread.c:436) [ 31.338457][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.338684][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.338887][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.339061][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.339271][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.339456][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.339640][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.360185][ T12] ------------[ cut here ]------------ | [ 31.360395][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.360727][ T12] Modules linked in: ip_gre gre | [ 31.361239][ T12] Tainted: [W]=WARN [ 31.361907][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.362209][ T12] Workqueue: netns cleanup_net [ 31.362458][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.362751][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.363334][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 31.363573][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28200 RCX: 1ff4000000018ed5 [ 31.363803][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa282bc [ 31.364034][ T12] RBP: ff1100000e964000 R08: 1fe2200001f45059 R09: ff11000001aed1d0 [ 31.364285][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.364541][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.364773][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.365031][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.365241][ T12] CR2: 000055742f9d30a8 CR3: 00000000106f5001 CR4: 0000000000771ef0 [ 31.365497][ T12] PKRU: 55555554 [ 31.365664][ T12] Call Trace: [ 31.365813][ T12] [ 31.365925][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.366129][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.366339][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 31.366614][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 31.366788][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 31.366965][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 31.367137][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 31.367329][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 31.367546][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.367732][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.367926][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.368113][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.368296][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.368515][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.368690][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.368867][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.369044][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.369229][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.369450][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.369638][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.369819][ T12] kthread (kernel/kthread.c:436) [ 31.369962][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.370199][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.370387][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.370569][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.370772][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.370945][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.371120][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.659786][ T12] ------------[ cut here ]------------ | [ 31.659990][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.660295][ T12] Modules linked in: ip_gre gre | [ 31.660839][ T12] Tainted: [W]=WARN [ 31.660983][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.661194][ T12] Workqueue: netns cleanup_net [ 31.661390][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.661617][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.662121][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 31.662333][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28ac0 RCX: 1ff4000000018ec7 [ 31.662594][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28b7c [ 31.662833][ T12] RBP: ff11000009ba1000 R08: 1fe2200001f45171 R09: ff11000001aed1d0 [ 31.663071][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 31.663321][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 31.663588][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.663868][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.664080][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 31.664338][ T12] PKRU: 55555554 [ 31.664502][ T12] Call Trace: [ 31.664646][ T12] [ 31.664760][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.664940][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.665123][ T12] netif_close_many (net/core/dev.c:1804) [ 31.665311][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 31.665509][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 31.665719][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 31.665927][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.666105][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.666323][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.666533][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.666713][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.666893][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.667068][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.667258][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.667451][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.667639][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.667829][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.668012][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.668198][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.668385][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.668598][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.668773][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.668951][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.669130][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.669314][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.669514][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.669701][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.669877][ T12] kthread (kernel/kthread.c:436) [ 31.670023][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.670241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.670433][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.670626][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.670834][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.671013][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.671197][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.674028][ T12] ------------[ cut here ]------------ | [ 31.674238][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.674642][ T12] Modules linked in: ip_gre gre | [ 31.675187][ T12] Tainted: [W]=WARN [ 31.675331][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.675558][ T12] Workqueue: netns cleanup_net [ 31.675736][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.675955][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.676464][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.676680][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637000 RCX: 1ff4000000018eed [ 31.676909][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6370bc [ 31.677141][ T12] RBP: ff110000058ac000 R08: 1fe22000016c6e19 R09: ff11000001aed1d0 [ 31.677394][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.677640][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.677906][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.678169][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.678390][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.678669][ T12] PKRU: 55555554 [ 31.678811][ T12] Call Trace: [ 31.678954][ T12] [ 31.679068][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.679289][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.679513][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.679691][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.679864][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.680037][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.680220][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.680410][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.680595][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.680765][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.680942][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.681116][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.681295][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.681497][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.681670][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.681844][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.682021][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.682199][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.682392][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.682580][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.682751][ T12] kthread (kernel/kthread.c:436) [ 31.682892][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.683094][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.683276][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.683465][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.683694][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.683870][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.684043][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.687193][ T12] ------------[ cut here ]------------ | [ 31.687799][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.688142][ T12] Modules linked in: ip_gre gre | [ 31.688772][ T12] Tainted: [W]=WARN [ 31.688959][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.689215][ T12] Workqueue: netns cleanup_net [ 31.689452][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.689719][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.690253][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.690535][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637700 RCX: 1ff4000000018eed [ 31.690813][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6377bc [ 31.691090][ T12] RBP: ff11000010059000 R08: 1fe22000016c6ef9 R09: ff11000001aed1d0 [ 31.691390][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.691678][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.691955][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.692273][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.692547][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.692826][ T12] PKRU: 55555554 [ 31.693012][ T12] Call Trace: [ 31.693196][ T12] [ 31.693311][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.693539][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.693743][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.693916][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.694104][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.694287][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.694476][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.694694][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.694868][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.695039][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.695228][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.695420][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.695599][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.695775][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.695944][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.696116][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.696334][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.696531][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.696710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.696890][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.697062][ T12] kthread (kernel/kthread.c:436) [ 31.697216][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.697430][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.697616][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.697788][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.697988][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.698162][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.698339][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.711106][ T12] ------------[ cut here ]------------ | [ 31.711320][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.711625][ T12] Modules linked in: ip_gre gre | [ 31.712121][ T12] Tainted: [W]=WARN [ 31.712269][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.712489][ T12] Workqueue: netns cleanup_net [ 31.712666][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.712871][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.713373][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.713586][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c5431c0 RCX: 1ff4000000018eed [ 31.713812][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54327c [ 31.714045][ T12] RBP: ff11000009ba1000 R08: 1fe22000018a8651 R09: ff11000001aed1d0 [ 31.714288][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.714540][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.714776][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.715036][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.715250][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.715501][ T12] PKRU: 55555554 [ 31.715641][ T12] Call Trace: [ 31.715780][ T12] [ 31.715892][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.716096][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.716306][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.716505][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.716712][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.716883][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.717053][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.717234][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.717421][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.717605][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.717780][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.717952][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.718123][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.718303][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.718497][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.718669][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.718844][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.719017][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.719198][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.719390][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.719576][ T12] kthread (kernel/kthread.c:436) [ 31.719719][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.719918][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.720088][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.720271][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.720495][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.720699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.720872][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.723436][ T12] ------------[ cut here ]------------ | [ 31.723623][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.723909][ T12] Modules linked in: ip_gre gre | [ 31.724452][ T12] Tainted: [W]=WARN [ 31.724603][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.724802][ T12] Workqueue: netns cleanup_net [ 31.724978][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.725191][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.725693][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.725899][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c542e40 RCX: 1ff4000000018eed [ 31.726130][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c542efc [ 31.726378][ T12] RBP: ff1100000ffa4000 R08: 1fe22000018a85e1 R09: ff11000001aed1d0 [ 31.726614][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.726843][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.727075][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.727362][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.727572][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.727803][ T12] PKRU: 55555554 [ 31.727944][ T12] Call Trace: [ 31.728085][ T12] [ 31.728203][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.728425][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.728635][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.728807][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.728981][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.729155][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.729336][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.729533][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.729707][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.729877][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.730125][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.730305][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.730510][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.730698][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.730956][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.731149][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.731380][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.731562][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.731810][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.731986][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.732177][ T12] kthread (kernel/kthread.c:436) [ 31.732320][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.732617][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.732789][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.732984][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.733210][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.733502][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.733695][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.736687][ T12] ------------[ cut here ]------------ | [ 31.736862][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.737226][ T12] Modules linked in: ip_gre gre | [ 31.737829][ T12] Tainted: [W]=WARN [ 31.737970][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.738168][ T12] Workqueue: netns cleanup_net [ 31.738363][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.738581][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.739128][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.739336][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c542580 RCX: 1ff4000000018eed [ 31.739586][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c54263c [ 31.739889][ T12] RBP: ff11000010319000 R08: 1fe22000018a84c9 R09: ff11000001aed1d0 [ 31.740117][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.740366][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.740608][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.740865][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.741065][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.741307][ T12] PKRU: 55555554 [ 31.741461][ T12] Call Trace: [ 31.741611][ T12] [ 31.741725][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.742002][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.742208][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.742397][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.742652][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.742835][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.743012][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.743190][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.743381][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.743590][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.743764][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.743935][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.744105][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.744453][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.744631][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.744803][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.744978][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.745150][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.745334][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.745535][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.745851][ T12] kthread (kernel/kthread.c:436) [ 31.745994][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.746276][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.746464][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.746650][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.746850][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.747023][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.747201][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.750372][ T12] ------------[ cut here ]------------ | [ 31.750558][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.750847][ T12] Modules linked in: ip_gre gre | [ 31.751834][ T12] Tainted: [W]=WARN [ 31.752057][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.752385][ T12] Workqueue: netns cleanup_net [ 31.752621][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.752877][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.753429][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.753695][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c543700 RCX: 1ff4000000018eed [ 31.753972][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5437bc [ 31.754258][ T12] RBP: ff1100000ec44000 R08: 1fe22000018a86f9 R09: ff11000001aed1d0 [ 31.754538][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.754773][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.755004][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.755278][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.755500][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.755732][ T12] PKRU: 55555554 [ 31.755904][ T12] Call Trace: [ 31.756048][ T12] [ 31.756165][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.756394][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.756605][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.756780][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.756955][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.757126][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.757307][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.757502][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.757680][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.757854][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.758030][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.758217][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.758414][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.758594][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.758766][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.758941][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.759118][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.759300][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.759501][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.759679][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.759851][ T12] kthread (kernel/kthread.c:436) [ 31.759994][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.760201][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.760391][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.760589][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.760791][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.760963][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.761135][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.767563][ T12] ------------[ cut here ]------------ | [ 31.767734][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.768016][ T12] Modules linked in: ip_gre gre | [ 31.769335][ T12] Tainted: [W]=WARN [ 31.769548][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.769802][ T12] Workqueue: netns cleanup_net [ 31.770024][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.770292][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.770846][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.771095][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c542200 RCX: 1ff4000000018eed [ 31.771396][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5422bc [ 31.771682][ T12] RBP: ff11000010349000 R08: 1fe22000018a8459 R09: ff11000001aed1d0 [ 31.771961][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.772243][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.772545][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.772855][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.773104][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.773408][ T12] PKRU: 55555554 [ 31.773604][ T12] Call Trace: [ 31.773791][ T12] [ 31.773951][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.774214][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.774476][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.774710][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.774929][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.775149][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.775395][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.775625][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.775846][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.776091][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.776304][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.776500][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.776672][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.776847][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.777020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.777201][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.777393][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.777575][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.777758][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.777936][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.778107][ T12] kthread (kernel/kthread.c:436) [ 31.778262][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.778478][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.778660][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.778834][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.779041][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.779224][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.779414][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.781984][ T12] ------------[ cut here ]------------ | [ 31.782155][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.783203][ T12] Modules linked in: ip_gre gre | [ 31.783728][ T12] Tainted: [W]=WARN [ 31.783870][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.784077][ T12] Workqueue: netns cleanup_net [ 31.784267][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.784501][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.784987][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.785197][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a212ac0 RCX: 1ff4000000018eed [ 31.785442][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a212b7c [ 31.785683][ T12] RBP: ff1100000efbc000 R08: 1fe2200001442571 R09: ff11000001aed1d0 [ 31.785915][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.786151][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.786417][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.786689][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.786892][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.787127][ T12] PKRU: 55555554 [ 31.787277][ T12] Call Trace: [ 31.787431][ T12] [ 31.787563][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.787771][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.787976][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.788153][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.788336][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.788533][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.788710][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.788886][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.789065][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.789247][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.789435][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.789622][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.789793][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.789972][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.790147][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.790334][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.790537][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.790711][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.790890][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.791070][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.791257][ T12] kthread (kernel/kthread.c:436) [ 31.791417][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.791628][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.791803][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.791981][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.792187][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.792378][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.792564][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.795092][ T12] ------------[ cut here ]------------ | [ 31.795269][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.796026][ T12] Modules linked in: ip_gre gre | [ 31.796663][ T12] Tainted: [W]=WARN [ 31.796853][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.797100][ T12] Workqueue: netns cleanup_net [ 31.797335][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.797618][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.798154][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 31.798423][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a213700 RCX: 1ff4000000018eed [ 31.798711][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2137bc [ 31.799023][ T12] RBP: ff1100000e8f9000 R08: 1fe22000014426f9 R09: ff11000001aed1d0 [ 31.799308][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.799790][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.800074][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.800408][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.800666][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.800976][ T12] PKRU: 55555554 [ 31.801168][ T12] Call Trace: [ 31.801375][ T12] [ 31.801546][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.801802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.802048][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 31.802280][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 31.802525][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.802744][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 31.802964][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.803196][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 31.803434][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.803661][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.803882][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.804101][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.804327][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.804570][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.804791][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.805012][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.805242][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.805479][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.805712][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.805936][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.806159][ T12] kthread (kernel/kthread.c:436) [ 31.806371][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.806631][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.806853][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.807083][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.807445][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.807693][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.807862][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.828041][ T731] ------------[ cut here ]------------ | [ 31.828224][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 31.828458][ T731] Modules linked in: ip_gre gre | [ 31.828873][ T731] Tainted: [W]=WARN [ 31.828973][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.829137][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.829316][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.829796][ T731] RSP: 0018:ffa000000148fa80 EFLAGS: 00010286 [ 31.829984][ T731] RAX: 00000000ffffffa6 RBX: ff110000128a0740 RCX: 1ff4000000291f16 [ 31.830193][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a07fc [ 31.830399][ T731] RBP: ff110000086d1000 R08: 1fe2200002514101 R09: ff1100000a0a8b80 [ 31.830606][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 31.830802][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086d1000 [ 31.830999][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 31.831233][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.831405][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 31.831609][ T731] PKRU: 55555554 [ 31.831709][ T731] Call Trace: [ 31.831806][ T731] [ 31.831874][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.832008][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 31.832141][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.832247][ T731] register_netdevice (net/core/dev.c:11488) [ 31.832386][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 31.832564][ T731] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 31.832699][ T731] register_netdev (net/core/dev.c:11552) [ 31.832830][ T731] loopback_net_init (drivers/net/loopback.c:218) [ 31.832965][ T731] ops_init (net/core/net_namespace.c:137) [ 31.833066][ T731] setup_net (net/core/net_namespace.c:446) [ 31.833170][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 31.833303][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 31.833441][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 31.833582][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 31.833717][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 31.833853][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 31.833987][ T731] ksys_unshare (kernel/fork.c:3243) [ 31.834120][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.834258][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 31.834399][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 31.834546][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 31.834681][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 31.834813][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 31.834949][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 31.835083][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 31.835219][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 31.835357][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.835528][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 31.835672][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 31.836155][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 31.836360][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 31.836561][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 31.836760][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 31.836976][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 31.837178][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 31.841491][ T731] ------------[ cut here ]------------ | [ 31.841649][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 31.841874][ T731] Modules linked in: ip_gre gre | [ 31.842281][ T731] Tainted: [W]=WARN [ 31.842387][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.842558][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.842727][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.843199][ T731] RSP: 0018:ffa000000148f918 EFLAGS: 00010286 [ 31.843371][ T731] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff4000000291ee9 [ 31.843599][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 31.843798][ T731] RBP: ff1100000fd19000 R08: 1fe22000004f16f9 R09: ff1100000a0a8b80 [ 31.844009][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 31.844212][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd19000 [ 31.844414][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 31.844651][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.844816][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 31.845016][ T731] PKRU: 55555554 [ 31.845114][ T731] Call Trace: [ 31.845217][ T731] [ 31.845287][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.845425][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 31.845563][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.845668][ T731] register_netdevice (net/core/dev.c:11488) [ 31.845801][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 31.845964][ T731] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 31.846098][ T731] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 31.846236][ T731] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 31.846372][ T731] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 31.846511][ T731] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 31.846646][ T731] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 31.846785][ T731] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 31.846920][ T731] ops_init (net/core/net_namespace.c:137) [ 31.847021][ T731] setup_net (net/core/net_namespace.c:446) [ 31.847121][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 31.847258][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 31.847395][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 31.847533][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 31.847666][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 31.847800][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 31.847932][ T731] ksys_unshare (kernel/fork.c:3243) [ 31.848065][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.848200][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 31.848333][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 31.848471][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 31.848609][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 31.848740][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 31.848871][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 31.849002][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 31.849134][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 31.849275][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.849442][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 31.849586][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 31.850061][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 31.850262][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 31.850472][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 31.850673][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 31.850868][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 31.851073][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 31.852724][ T12] ------------[ cut here ]------------ | [ 31.852933][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.853242][ T12] Modules linked in: ip_gre gre | [ 31.853784][ T12] Tainted: [W]=WARN [ 31.853928][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.854132][ T12] Workqueue: netns cleanup_net [ 31.854322][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.854557][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.855050][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 31.855272][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26e40 RCX: 1ff4000000018eaf [ 31.855532][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26efc [ 31.855772][ T12] RBP: ff1100000eaf4000 R08: 1fe22000017a4de1 R09: ff11000001aed1d0 [ 31.856008][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 31.856253][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e841000 [ 31.856514][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.856787][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.856993][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.857242][ T12] PKRU: 55555554 [ 31.857400][ T12] Call Trace: [ 31.857554][ T12] [ 31.857669][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.857846][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.857996][ T12] netif_close_many (net/core/dev.c:1804) [ 31.858174][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 31.858371][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 31.858562][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 31.858769][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 31.858977][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.859155][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.859385][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.859653][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.859829][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 31.860037][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 31.860228][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 31.860422][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 31.860611][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 31.860793][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 31.860972][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 31.861152][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.861334][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.861540][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.861720][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.861897][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.862075][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.862267][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.862461][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.862654][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.862830][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.863013][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.863201][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.863395][ T12] kthread (kernel/kthread.c:436) [ 31.863555][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.863761][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.863939][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.864117][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.864372][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.864561][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.864739][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.867001][ T12] ------------[ cut here ]------------ | [ 31.867174][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.867498][ T12] Modules linked in: ip_gre gre | [ 31.868012][ T12] Tainted: [W]=WARN [ 31.868159][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.868386][ T12] Workqueue: netns cleanup_net [ 31.868577][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.868794][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.869299][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 31.869532][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27540 RCX: 1ff4000000018eaf [ 31.869771][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd275fc [ 31.870006][ T12] RBP: ff1100000e841000 R08: 1fe22000017a4ec1 R09: ff11000001aed1d0 [ 31.870252][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 31.870521][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 31.870761][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.871032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.871253][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.871516][ T12] PKRU: 55555554 [ 31.871660][ T12] Call Trace: [ 31.871804][ T12] [ 31.871920][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.872104][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 31.872296][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.872461][ T12] netif_close_many (net/core/dev.c:1804) [ 31.872649][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 31.872826][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 31.873004][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 31.873224][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 31.873453][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.873641][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.873848][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.874026][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.874214][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 31.874435][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 31.874627][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 31.874816][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 31.874995][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 31.875176][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 31.875372][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 31.875563][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.875739][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.875920][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.876099][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.876290][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.876495][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.876674][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.876854][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.877034][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.877222][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.877421][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.877625][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.877805][ T12] kthread (kernel/kthread.c:436) [ 31.877955][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.878164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.878364][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.878554][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.878764][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.878944][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.879122][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.882001][ T12] ------------[ cut here ]------------ | [ 31.882171][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 31.882552][ T12] Modules linked in: ip_gre gre | [ 31.883157][ T12] Tainted: [W]=WARN [ 31.883389][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.883676][ T12] Workqueue: netns cleanup_net [ 31.883904][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.884173][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.884731][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 31.884988][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3380 RCX: 1ff4000000018ed5 [ 31.885277][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e343c [ 31.885582][ T12] RBP: ff1100000eaf4000 R08: 1fe2200001afc689 R09: ff11000001aed1d0 [ 31.885861][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 31.886140][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.886452][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 31.886765][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.887014][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 31.887265][ T12] PKRU: 55555554 [ 31.887421][ T12] Call Trace: [ 31.887576][ T12] [ 31.887690][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.887897][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.888098][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.888281][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.888468][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 31.888688][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 31.888868][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 31.889044][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 31.889231][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 31.889423][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 31.889609][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.889780][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.889959][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.890135][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.890319][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.890518][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.890694][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.890870][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.891049][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.891234][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.891427][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.891620][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.891792][ T12] kthread (kernel/kthread.c:436) [ 31.891935][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.892137][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.892320][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.892516][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.892720][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.892897][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.893071][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.896592][ T12] ------------[ cut here ]------------ | [ 31.896739][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 31.896983][ T12] Modules linked in: ip_gre gre | [ 31.897406][ T12] Tainted: [W]=WARN [ 31.897506][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.897659][ T12] Workqueue: netns cleanup_net [ 31.897786][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.897945][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.898387][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 31.898550][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff4000000018ed5 [ 31.898730][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 31.898910][ T12] RBP: ff1100000e841000 R08: 1fe22000018d3459 R09: ff11000001aed1d0 [ 31.899091][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 31.899277][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.899479][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 31.899697][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.899853][ T12] CR2: 000055f6c13bffc8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 31.900039][ T12] PKRU: 55555554 [ 31.900130][ T12] Call Trace: [ 31.900226][ T12] [ 31.900292][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.900452][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.900609][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.900736][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.900857][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 31.901015][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 31.901139][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 31.901266][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 31.901399][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 31.901526][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 31.901680][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.901806][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.901932][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.902055][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.902190][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.902314][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.902444][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.902572][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.902697][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.902819][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.902946][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.903071][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.903210][ T12] kthread (kernel/kthread.c:436) [ 31.903300][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.903456][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.903584][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.903707][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.903857][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.903981][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.904104][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.907046][ T12] ------------[ cut here ]------------ | [ 31.907193][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 31.907461][ T12] Modules linked in: ip_gre gre | [ 31.907887][ T12] Tainted: [W]=WARN [ 31.907981][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.908134][ T12] Workqueue: netns cleanup_net [ 31.908265][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.908425][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.908876][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 31.909030][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69ae40 RCX: 1ff4000000018ed5 [ 31.909215][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69aefc [ 31.909403][ T12] RBP: ff110000090fc000 R08: 1fe22000018d35e1 R09: ff11000001aed1d0 [ 31.909593][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 31.909787][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 31.909971][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 31.910191][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.910354][ T12] CR2: 000055f6c13bffc8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 31.910542][ T12] PKRU: 55555554 [ 31.910655][ T12] Call Trace: [ 31.910748][ T12] [ 31.910811][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 31.910965][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 31.911116][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.911241][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.911368][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 31.911550][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 31.911675][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 31.911796][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 31.911918][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 31.912055][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 31.912186][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 31.912306][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.912436][ T12] cleanup_net (net/core/net_namespace.c:702) [ 31.912569][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.912695][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 31.912829][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 31.912950][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 31.913072][ T12] process_one_work (kernel/workqueue.c:3314) [ 31.913201][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 31.913325][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 31.913455][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 31.913589][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 31.913729][ T12] kthread (kernel/kthread.c:436) [ 31.913820][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.913980][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.914101][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.914225][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 31.914380][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.914506][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 31.914627][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.932651][ T731] ------------[ cut here ]------------ | [ 31.932828][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 31.933065][ T731] Modules linked in: ip_gre gre | [ 31.933501][ T731] Tainted: [W]=WARN [ 31.933608][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.933776][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.933951][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.934439][ T731] RSP: 0018:ffa000000148f8f8 EFLAGS: 00010286 [ 31.934617][ T731] RAX: 00000000ffffffa6 RBX: ff110000028b38c0 RCX: 1ff4000000291ee5 [ 31.934817][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b397c [ 31.935021][ T731] RBP: ff11000007f91000 R08: 1fe2200000516731 R09: ff1100000a0a8b80 [ 31.935225][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 31.935429][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f91000 [ 31.935638][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 31.935873][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.936040][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 31.936246][ T731] PKRU: 55555554 [ 31.936352][ T731] Call Trace: [ 31.936452][ T731] [ 31.936526][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.936660][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 31.936832][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.936939][ T731] register_netdevice (net/core/dev.c:11488) [ 31.937076][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 31.937276][ T731] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 31.937421][ T731] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 31.937562][ T731] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 31.937697][ T731] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 31.937833][ T731] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 31.937968][ T731] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 31.938103][ T731] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 31.938248][ T731] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 31.938394][ T731] vti_init_net (net/ipv4/ip_vti.c:517) [ 31.938534][ T731] ops_init (net/core/net_namespace.c:137) [ 31.938637][ T731] setup_net (net/core/net_namespace.c:446) [ 31.938738][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 31.938871][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 31.939006][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 31.939142][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 31.939282][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 31.939426][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 31.939567][ T731] ksys_unshare (kernel/fork.c:3243) [ 31.939704][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.939839][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 31.939973][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 31.940108][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 31.940249][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 31.940391][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 31.940529][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 31.940664][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 31.940799][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 31.940935][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.941102][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 31.941245][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 31.941788][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 31.941993][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 31.942197][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 31.942404][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 31.942614][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 31.942815][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 31.947023][ T731] ------------[ cut here ]------------ | [ 31.947188][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 31.947427][ T731] Modules linked in: ip_gre gre | [ 31.947847][ T731] Tainted: [W]=WARN [ 31.947952][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.948120][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.948297][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.948787][ T731] RSP: 0018:ffa000000148fa78 EFLAGS: 00010286 [ 31.948955][ T731] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000291f15 [ 31.949158][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 31.949361][ T731] RBP: ff1100000fc39000 R08: 1fe2200002514021 R09: ff1100000a0a8b80 [ 31.949630][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 31.949830][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc39000 [ 31.950032][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 31.950272][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.950446][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 31.950653][ T731] PKRU: 55555554 [ 31.950756][ T731] Call Trace: [ 31.950854][ T731] [ 31.950924][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.951055][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 31.951194][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.951295][ T731] register_netdevice (net/core/dev.c:11488) [ 31.951436][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 31.951614][ T731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.951751][ T731] register_netdev (net/core/dev.c:11552) [ 31.951886][ T731] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 31.952021][ T731] ops_init (net/core/net_namespace.c:137) [ 31.952122][ T731] setup_net (net/core/net_namespace.c:446) [ 31.952227][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 31.952361][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 31.952501][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 31.952637][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 31.952772][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 31.952907][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 31.953041][ T731] ksys_unshare (kernel/fork.c:3243) [ 31.953186][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.953319][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 31.953458][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 31.953596][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 31.953733][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 31.953865][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 31.953998][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 31.954130][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 31.954268][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 31.954406][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.954578][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 31.954718][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 31.955195][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 31.955402][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 31.955610][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 31.955809][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 31.956008][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 31.956210][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 31.961784][ T731] ------------[ cut here ]------------ | [ 31.961948][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 31.962182][ T731] Modules linked in: ip_gre gre | [ 31.962602][ T731] Tainted: [W]=WARN [ 31.962703][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.962871][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.963045][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.963536][ T731] RSP: 0018:ffa000000148fa68 EFLAGS: 00010286 [ 31.963704][ T731] RAX: 00000000ffffffa6 RBX: ff1100000c69b540 RCX: 1ff4000000291f13 [ 31.963905][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b5fc [ 31.964108][ T731] RBP: ff1100000eaf1000 R08: 1fe22000018d36c1 R09: ff1100000a0a8b80 [ 31.964312][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 31.964533][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaf1000 [ 31.964741][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 31.964980][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.965153][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 31.965362][ T731] PKRU: 55555554 [ 31.965463][ T731] Call Trace: [ 31.965570][ T731] [ 31.965640][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.965774][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 31.965910][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.966013][ T731] register_netdevice (net/core/dev.c:11488) [ 31.966153][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 31.966327][ T731] register_netdev (net/core/dev.c:11552) [ 31.966469][ T731] sit_init_net (net/ipv6/sit.c:1860) [ 31.966612][ T731] ops_init (net/core/net_namespace.c:137) [ 31.966716][ T731] setup_net (net/core/net_namespace.c:446) [ 31.966819][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 31.966956][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 31.967092][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 31.967239][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 31.967440][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 31.967652][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 31.967788][ T731] ksys_unshare (kernel/fork.c:3243) [ 31.967925][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.968060][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 31.968198][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 31.968335][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 31.968536][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 31.968670][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 31.968803][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 31.968936][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 31.969073][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 31.969213][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.969436][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 31.969581][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 31.970060][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 31.970267][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 31.970535][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 31.970738][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 31.970937][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 31.971143][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 31.983025][ T731] ------------[ cut here ]------------ | [ 31.983199][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 31.983952][ T731] Modules linked in: ip_gre gre | [ 31.984464][ T731] Tainted: [W]=WARN [ 31.984574][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.984742][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.984915][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.985453][ T731] RSP: 0018:ffa000000148fa78 EFLAGS: 00010286 [ 31.985629][ T731] RAX: 00000000ffffffa6 RBX: ff110000028ff380 RCX: 1ff4000000291f15 [ 31.985828][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff43c [ 31.986026][ T731] RBP: ff1100000a37c000 R08: 1fe220000051fe89 R09: ff1100000a0a8b80 [ 31.986231][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 31.986496][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a37c000 [ 31.986696][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 31.986930][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.987096][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 31.987302][ T731] PKRU: 55555554 [ 31.987458][ T731] Call Trace: [ 31.987562][ T731] [ 31.987631][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 31.987774][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 31.987907][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 31.988009][ T731] register_netdevice (net/core/dev.c:11488) [ 31.988146][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 31.988314][ T731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 31.988514][ T731] register_netdev (net/core/dev.c:11552) [ 31.988647][ T731] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 31.988782][ T731] ops_init (net/core/net_namespace.c:137) [ 31.988884][ T731] setup_net (net/core/net_namespace.c:446) [ 31.988986][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 31.989120][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 31.989259][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 31.989458][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 31.989594][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 31.989729][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 31.989862][ T731] ksys_unshare (kernel/fork.c:3243) [ 31.989995][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 31.990131][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 31.990268][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 31.990459][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 31.990598][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 31.990731][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 31.990864][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 31.990997][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 31.991130][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 31.991270][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.991495][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 31.991634][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 31.992108][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 31.992316][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 31.992577][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 31.992775][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 31.992973][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 31.993177][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 31.998037][ T731] ------------[ cut here ]------------ | [ 31.998217][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/731 | [ 31.998461][ T731] Modules linked in: ip_gre gre | [ 31.998874][ T731] Tainted: [W]=WARN [ 31.998975][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.999140][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 31.999318][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 31.999802][ T731] RSP: 0018:ffa000000148f918 EFLAGS: 00010286 [ 31.999971][ T731] RAX: 00000000ffffffa6 RBX: ff1100000fbbe3c0 RCX: 1ff4000000291ee9 [ 32.000175][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe47c [ 32.000393][ T731] RBP: ff1100000fac1000 R08: 1fe2200001f77c91 R09: ff1100000a0a8b80 [ 32.000594][ T731] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 32.000792][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fac1000 [ 32.000994][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 32.001233][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.001406][ T731] CR2: 000055f6c13bffc8 CR3: 000000000a0b6004 CR4: 0000000000771ef0 [ 32.001613][ T731] PKRU: 55555554 [ 32.001712][ T731] Call Trace: [ 32.001811][ T731] [ 32.001882][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.002016][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 32.002151][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.002253][ T731] register_netdevice (net/core/dev.c:11488) [ 32.002400][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.002573][ T731] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.002707][ T731] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.002841][ T731] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.002977][ T731] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.003111][ T731] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.003248][ T731] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.003396][ T731] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 32.003578][ T731] ops_init (net/core/net_namespace.c:137) [ 32.003680][ T731] setup_net (net/core/net_namespace.c:446) [ 32.003781][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.003914][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.004046][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.004186][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 32.004320][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 32.004526][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.004660][ T731] ksys_unshare (kernel/fork.c:3243) [ 32.004792][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.004931][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.005062][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.005197][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 32.005330][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.005469][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.005607][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.005748][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.005885][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.006019][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.006191][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 32.006330][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.006810][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.007016][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 32.007219][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.007423][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.007628][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 32.007828][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 32.016881][ T731] ------------[ cut here ]------------ | [ 32.017037][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 32.017267][ T731] Modules linked in: ip_gre gre | [ 32.017688][ T731] Tainted: [W]=WARN [ 32.017788][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.017957][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.018128][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.018614][ T731] RSP: 0018:ffa000000148f918 EFLAGS: 00010286 [ 32.018779][ T731] RAX: 00000000ffffffa6 RBX: ff110000028fe900 RCX: 1ff4000000291ee9 [ 32.018976][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe9bc [ 32.019178][ T731] RBP: ff11000007889000 R08: 1fe220000051fd39 R09: ff1100000a0a8b80 [ 32.019380][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 32.019585][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007889000 [ 32.019786][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 32.020017][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.020186][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 32.020390][ T731] PKRU: 55555554 [ 32.020493][ T731] Call Trace: [ 32.020593][ T731] [ 32.020662][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.020799][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 32.020931][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.021031][ T731] register_netdevice (net/core/dev.c:11488) [ 32.021173][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.021338][ T731] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.021479][ T731] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.021616][ T731] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.021747][ T731] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.021880][ T731] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.022015][ T731] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.022152][ T731] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 32.022287][ T731] ops_init (net/core/net_namespace.c:137) [ 32.022393][ T731] setup_net (net/core/net_namespace.c:446) [ 32.022499][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.022629][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.022760][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.022894][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 32.023029][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 32.023166][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.023299][ T731] ksys_unshare (kernel/fork.c:3243) [ 32.023489][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.023620][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.023751][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.023884][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 32.024019][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.024153][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.024284][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.024419][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.024560][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.024696][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.024859][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 32.024996][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.025473][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.025678][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 32.025874][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.026071][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.026272][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 32.026477][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 32.030930][ T731] ------------[ cut here ]------------ | [ 32.031098][ T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/731 | [ 32.031327][ T731] Modules linked in: ip_gre gre | [ 32.031745][ T731] Tainted: [W]=WARN [ 32.031844][ T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.032011][ T731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.032186][ T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.032665][ T731] RSP: 0018:ffa000000148f918 EFLAGS: 00010286 [ 32.032834][ T731] RAX: 00000000ffffffa6 RBX: ff110000057baac0 RCX: 1ff4000000291ee9 [ 32.033032][ T731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bab7c [ 32.033233][ T731] RBP: ff110000050c1000 R08: 1fe2200000af7571 R09: ff1100000a0a8b80 [ 32.033434][ T731] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 32.033639][ T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c1000 [ 32.033837][ T731] FS: 00007fc6e9c9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 32.034068][ T731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.034239][ T731] CR2: 00007fc6e9e9bc20 CR3: 000000000a0b6006 CR4: 0000000000771ef0 [ 32.034441][ T731] PKRU: 55555554 [ 32.034546][ T731] Call Trace: [ 32.034644][ T731] [ 32.034713][ T731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.034844][ T731] ? notifier_call_chain (kernel/notifier.c:85) [ 32.034977][ T731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.035077][ T731] register_netdevice (net/core/dev.c:11488) [ 32.035215][ T731] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.035384][ T731] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.035524][ T731] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.035655][ T731] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.035786][ T731] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.035921][ T731] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.036052][ T731] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.036191][ T731] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 32.036328][ T731] ops_init (net/core/net_namespace.c:137) [ 32.036435][ T731] setup_net (net/core/net_namespace.c:446) [ 32.036543][ T731] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.036674][ T731] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.036806][ T731] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.036940][ T731] copy_net_ns (net/core/net_namespace.c:579) [ 32.037072][ T731] create_new_namespaces (kernel/nsproxy.c:132) [ 32.037210][ T731] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.037345][ T731] ksys_unshare (kernel/fork.c:3243) [ 32.037491][ T731] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.037623][ T731] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.037756][ T731] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.037888][ T731] ? __ia32_sys_open (fs/open.c:1374) [ 32.038023][ T731] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.038159][ T731] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.038295][ T731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.038437][ T731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.038574][ T731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.038711][ T731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.038874][ T731] RIP: 0033:0x7fc6e9f5cbcb [ 32.039010][ T731] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.039500][ T731] RSP: 002b:00007ffdb0b43f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.039701][ T731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc6e9f5cbcb [ 32.039899][ T731] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.040095][ T731] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.040295][ T731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb0b46130 [ 32.040499][ T731] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb0b46877 | [ 32.073703][ T732] ------------[ cut here ]------------ | [ 32.073950][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.074273][ T732] Modules linked in: ip_gre gre | [ 32.074809][ T732] Tainted: [W]=WARN [ 32.074962][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.075454][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.075693][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.076221][ T732] RSP: 0018:ffa00000014cfa80 EFLAGS: 00010286 [ 32.076757][ T732] RAX: 00000000ffffffa6 RBX: ff1100000bd14200 RCX: 1ff4000000299f16 [ 32.077013][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd142bc [ 32.077276][ T732] RBP: ff110000091f1000 R08: 1fe22000017a2859 R09: ff11000009890b80 [ 32.077561][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.077810][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091f1000 [ 32.078062][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.078374][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.078791][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.079047][ T732] PKRU: 55555554 [ 32.079205][ T732] Call Trace: [ 32.079370][ T732] [ 32.079519][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.079719][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.079906][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.080058][ T732] register_netdevice (net/core/dev.c:11488) [ 32.080257][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.080518][ T732] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.080704][ T732] register_netdev (net/core/dev.c:11552) [ 32.080889][ T732] loopback_net_init (drivers/net/loopback.c:218) [ 32.081078][ T732] ops_init (net/core/net_namespace.c:137) [ 32.081242][ T732] setup_net (net/core/net_namespace.c:446) [ 32.081421][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.081617][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.081803][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.081990][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.082179][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.082388][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.082583][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.082778][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.082968][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.083182][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.083414][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.083610][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.083794][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.083982][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.084170][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.084372][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.084570][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.084785][ T732] RIP: 0033:0x7faffb929bcb [ 32.084975][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.085542][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.085792][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.086051][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.086315][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.086584][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.086831][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.091600][ T732] ------------[ cut here ]------------ | [ 32.091804][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.092084][ T732] Modules linked in: ip_gre gre | [ 32.092629][ T732] Tainted: [W]=WARN [ 32.092807][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.093024][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.093258][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.093821][ T732] RSP: 0018:ffa00000014cf918 EFLAGS: 00010286 [ 32.094039][ T732] RAX: 00000000ffffffa6 RBX: ff1100000ff54c80 RCX: 1ff4000000299ee9 [ 32.094310][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff54d3c [ 32.094579][ T732] RBP: ff1100000999c000 R08: 1fe2200001fea9a9 R09: ff11000009890b80 [ 32.094828][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.095075][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000999c000 [ 32.095334][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.095639][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.095855][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.096121][ T732] PKRU: 55555554 [ 32.096292][ T732] Call Trace: [ 32.096457][ T732] [ 32.096586][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.096770][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.096954][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.097106][ T732] register_netdevice (net/core/dev.c:11488) [ 32.097306][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.097552][ T732] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.097738][ T732] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.097945][ T732] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.098131][ T732] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.098324][ T732] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.098533][ T732] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.098733][ T732] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 32.098921][ T732] ops_init (net/core/net_namespace.c:137) [ 32.099075][ T732] setup_net (net/core/net_namespace.c:446) [ 32.099239][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.099432][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.099627][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.099813][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.099997][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.100212][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.100413][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.100602][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.100785][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.100968][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.101153][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.101360][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.101567][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.101750][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.101933][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.102115][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.102308][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.102544][ T732] RIP: 0033:0x7faffb929bcb [ 32.102989][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.103538][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.103825][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.104079][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.104358][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.104617][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.104866][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.109325][ T732] ------------[ cut here ]------------ | [ 32.109693][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.109991][ T732] Modules linked in: ip_gre gre | [ 32.110533][ T732] Tainted: [W]=WARN [ 32.110698][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.110914][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.111137][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.111692][ T732] RSP: 0018:ffa00000014cf8f8 EFLAGS: 00010286 [ 32.111930][ T732] RAX: 00000000ffffffa6 RBX: ff1100000bd15c40 RCX: 1ff4000000299ee5 [ 32.112184][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd15cfc [ 32.112452][ T732] RBP: ff1100000eb69000 R08: 1fe22000017a2ba1 R09: ff11000009890b80 [ 32.112715][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.112965][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb69000 [ 32.113232][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.113541][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.113778][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.114037][ T732] PKRU: 55555554 [ 32.114195][ T732] Call Trace: [ 32.114363][ T732] [ 32.114492][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.114679][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.114888][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.115064][ T732] register_netdevice (net/core/dev.c:11488) [ 32.115270][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.115509][ T732] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.115697][ T732] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.115883][ T732] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.116081][ T732] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.116280][ T732] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.116480][ T732] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.116692][ T732] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 32.116885][ T732] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 32.117072][ T732] vti_init_net (net/ipv4/ip_vti.c:517) [ 32.117270][ T732] ops_init (net/core/net_namespace.c:137) [ 32.117438][ T732] setup_net (net/core/net_namespace.c:446) [ 32.117601][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.117790][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.117977][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.118170][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.118395][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.118611][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.118821][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.119007][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.119198][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.119402][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.119596][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.119783][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.119966][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.120171][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.120378][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.120568][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.120754][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.120974][ T732] RIP: 0033:0x7faffb929bcb [ 32.121194][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.121743][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.122894][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.123149][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.123424][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.123684][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.123935][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.128632][ T732] ------------[ cut here ]------------ | [ 32.128830][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.129113][ T732] Modules linked in: ip_gre gre | [ 32.130180][ T732] Tainted: [W]=WARN [ 32.130410][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.130691][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.130975][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.131580][ T732] RSP: 0018:ffa00000014cfa78 EFLAGS: 00010286 [ 32.131865][ T732] RAX: 00000000ffffffa6 RBX: ff1100000bd14e40 RCX: 1ff4000000299f15 [ 32.132184][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd14efc [ 32.132512][ T732] RBP: ff11000010004000 R08: 1fe22000017a29e1 R09: ff11000009890b80 [ 32.132815][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.133150][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010004000 [ 32.133480][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.133828][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.134096][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.134422][ T732] PKRU: 55555554 [ 32.134638][ T732] Call Trace: [ 32.134840][ T732] [ 32.135015][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.135268][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.135529][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.135737][ T732] register_netdevice (net/core/dev.c:11488) [ 32.135976][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.136254][ T732] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.136520][ T732] register_netdev (net/core/dev.c:11552) [ 32.136759][ T732] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 32.137001][ T732] ops_init (net/core/net_namespace.c:137) [ 32.137218][ T732] setup_net (net/core/net_namespace.c:446) [ 32.137440][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.137688][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.137926][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.138177][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.138431][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.138686][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.138927][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.139174][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.139427][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.139675][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.139914][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.140158][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.140417][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.140662][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.140899][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.141137][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.141401][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.141682][ T732] RIP: 0033:0x7faffb929bcb [ 32.141928][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.142542][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.142848][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.143153][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.143480][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.143794][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.144098][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.157542][ T732] ------------[ cut here ]------------ | [ 32.157753][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.158055][ T732] Modules linked in: ip_gre gre | [ 32.158608][ T732] Tainted: [W]=WARN [ 32.158758][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.158973][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.159204][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.159744][ T732] RSP: 0018:ffa00000014cfa68 EFLAGS: 00010286 [ 32.159963][ T732] RAX: 00000000ffffffa6 RBX: ff1100000ff55e00 RCX: 1ff4000000299f13 [ 32.160221][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff55ebc [ 32.160490][ T732] RBP: ff1100000d6ec000 R08: 1fe2200001feabd9 R09: ff11000009890b80 [ 32.160737][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.160985][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6ec000 [ 32.161244][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.161548][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.161765][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.162017][ T732] PKRU: 55555554 [ 32.162169][ T732] Call Trace: [ 32.162322][ T732] [ 32.162455][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.162650][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.162832][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.162985][ T732] register_netdevice (net/core/dev.c:11488) [ 32.163174][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.163411][ T732] register_netdev (net/core/dev.c:11552) [ 32.163601][ T732] sit_init_net (net/ipv6/sit.c:1860) [ 32.163785][ T732] ops_init (net/core/net_namespace.c:137) [ 32.163938][ T732] setup_net (net/core/net_namespace.c:446) [ 32.164090][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.164280][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.164480][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.164677][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.164864][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.165049][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.165243][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.165437][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.165627][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.165810][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.165996][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.166185][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.166381][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.166570][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.166753][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.166937][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.167120][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.167342][ T732] RIP: 0033:0x7faffb929bcb [ 32.167558][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.168073][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.168333][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.168609][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.168854][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.169101][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.169374][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.174589][ T732] ------------[ cut here ]------------ | [ 32.174802][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.175080][ T732] Modules linked in: ip_gre gre | [ 32.175620][ T732] Tainted: [W]=WARN [ 32.175771][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.175988][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.176222][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.176766][ T732] RSP: 0018:ffa00000014cfa78 EFLAGS: 00010286 [ 32.176985][ T732] RAX: 00000000ffffffa6 RBX: ff1100000a953700 RCX: 1ff4000000299f15 [ 32.177242][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9537bc [ 32.177507][ T732] RBP: ff11000009a69000 R08: 1fe220000152a6f9 R09: ff11000009890b80 [ 32.177758][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.178003][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a69000 [ 32.178266][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.178572][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.178793][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.179040][ T732] PKRU: 55555554 [ 32.179196][ T732] Call Trace: [ 32.179360][ T732] [ 32.179479][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.179673][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.179857][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.180013][ T732] register_netdevice (net/core/dev.c:11488) [ 32.180203][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.180432][ T732] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.180628][ T732] register_netdev (net/core/dev.c:11552) [ 32.180812][ T732] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 32.180998][ T732] ops_init (net/core/net_namespace.c:137) [ 32.181153][ T732] setup_net (net/core/net_namespace.c:446) [ 32.181315][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.181514][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.181698][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.181883][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.182068][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.182266][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.182464][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.182661][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.182845][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.183029][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.183222][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.183421][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.183611][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.183793][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.183975][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.184160][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.184364][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.184587][ T732] RIP: 0033:0x7faffb929bcb [ 32.184774][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.185302][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.185574][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.185838][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.186088][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.186361][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.186631][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.190947][ T732] ------------[ cut here ]------------ | [ 32.191128][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.191453][ T732] Modules linked in: ip_gre gre | [ 32.191960][ T732] Tainted: [W]=WARN [ 32.192108][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.192337][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.192590][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.193102][ T732] RSP: 0018:ffa00000014cf918 EFLAGS: 00010286 [ 32.193330][ T732] RAX: 00000000ffffffa6 RBX: ff1100000a952740 RCX: 1ff4000000299ee9 [ 32.193602][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9527fc [ 32.193847][ T732] RBP: ff1100000f8ac000 R08: 1fe220000152a501 R09: ff11000009890b80 [ 32.194091][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.194359][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8ac000 [ 32.194619][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.194897][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.195109][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.195379][ T732] PKRU: 55555554 [ 32.195535][ T732] Call Trace: [ 32.195687][ T732] [ 32.195805][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.195988][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.196174][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.196329][ T732] register_netdevice (net/core/dev.c:11488) [ 32.196534][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.196748][ T732] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.196934][ T732] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.197116][ T732] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.197304][ T732] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.197509][ T732] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.197692][ T732] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.197877][ T732] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 32.198062][ T732] ops_init (net/core/net_namespace.c:137) [ 32.198223][ T732] setup_net (net/core/net_namespace.c:446) [ 32.198389][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.198578][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.198761][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.198943][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.199125][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.199317][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.199523][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.199709][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.199890][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.200070][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.200265][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.200461][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.200650][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.200831][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.201014][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.201205][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.201402][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.201626][ T732] RIP: 0033:0x7faffb929bcb [ 32.201812][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.202335][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.202606][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.202849][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.203092][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.203362][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.203616][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.208311][ T732] ------------[ cut here ]------------ | [ 32.208525][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.208820][ T732] Modules linked in: ip_gre gre | [ 32.209332][ T732] Tainted: [W]=WARN [ 32.209503][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.209719][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.209942][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.210479][ T732] RSP: 0018:ffa00000014cf918 EFLAGS: 00010286 [ 32.210708][ T732] RAX: 00000000ffffffa6 RBX: ff1100000a9aac80 RCX: 1ff4000000299ee9 [ 32.210952][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aad3c [ 32.211207][ T732] RBP: ff110000105d1000 R08: 1fe22000015355a9 R09: ff11000009890b80 [ 32.211465][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.211721][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105d1000 [ 32.211969][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.212259][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.212497][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.212747][ T732] PKRU: 55555554 [ 32.212898][ T732] Call Trace: [ 32.213045][ T732] [ 32.213166][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.213368][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.213559][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.213710][ T732] register_netdevice (net/core/dev.c:11488) [ 32.213893][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.214105][ T732] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.214304][ T732] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.214509][ T732] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.214691][ T732] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.214877][ T732] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.215060][ T732] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.215254][ T732] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 32.215452][ T732] ops_init (net/core/net_namespace.c:137) [ 32.215612][ T732] setup_net (net/core/net_namespace.c:446) [ 32.215764][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.215944][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.216127][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.216320][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.216526][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.216711][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.216897][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.217082][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.217273][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.217466][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.217662][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.217848][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.218030][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.218224][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.218427][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.218618][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.218802][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.219041][ T732] RIP: 0033:0x7faffb929bcb [ 32.219241][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.219789][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.220036][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.220293][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.220561][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.220811][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.221058][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.235284][ T732] ------------[ cut here ]------------ | [ 32.235572][ T732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/732 | [ 32.235847][ T732] Modules linked in: ip_gre gre | [ 32.236381][ T732] Tainted: [W]=WARN [ 32.236550][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.236764][ T732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.236990][ T732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.237541][ T732] RSP: 0018:ffa00000014cf918 EFLAGS: 00010286 [ 32.237759][ T732] RAX: 00000000ffffffa6 RBX: ff1100000cf511c0 RCX: 1ff4000000299ee9 [ 32.238007][ T732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5127c [ 32.238265][ T732] RBP: ff1100000aa44000 R08: 1fe22000019ea251 R09: ff11000009890b80 [ 32.238535][ T732] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.238782][ T732] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa44000 [ 32.239032][ T732] FS: 00007faffb667840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.239325][ T732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.239566][ T732] CR2: 00007faffb8717d0 CR3: 000000000fce6006 CR4: 0000000000771ef0 [ 32.239817][ T732] PKRU: 55555554 [ 32.239968][ T732] Call Trace: [ 32.240121][ T732] [ 32.240250][ T732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.240448][ T732] ? notifier_call_chain (kernel/notifier.c:85) [ 32.240638][ T732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.240791][ T732] register_netdevice (net/core/dev.c:11488) [ 32.240977][ T732] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 32.241198][ T732] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.241402][ T732] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 32.241597][ T732] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 32.241779][ T732] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 32.241964][ T732] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 32.242153][ T732] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 32.242361][ T732] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 32.242558][ T732] ops_init (net/core/net_namespace.c:137) [ 32.242713][ T732] setup_net (net/core/net_namespace.c:446) [ 32.242868][ T732] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 32.243052][ T732] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 32.243248][ T732] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 32.243448][ T732] copy_net_ns (net/core/net_namespace.c:579) [ 32.243639][ T732] create_new_namespaces (kernel/nsproxy.c:132) [ 32.243826][ T732] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 32.244011][ T732] ksys_unshare (kernel/fork.c:3243) [ 32.244206][ T732] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.244404][ T732] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 32.244600][ T732] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 32.244787][ T732] ? __ia32_sys_open (fs/open.c:1374) [ 32.244973][ T732] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 32.245158][ T732] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 32.245363][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.245559][ T732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.245746][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.245960][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.246179][ T732] RIP: 0033:0x7faffb929bcb [ 32.246385][ T732] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.246921][ T732] RSP: 002b:00007ffda6336108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 32.247173][ T732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faffb929bcb [ 32.247436][ T732] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 32.247694][ T732] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 32.247944][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda6338330 [ 32.248199][ T732] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6339877 | [ 32.284115][ T733] ------------[ cut here ]------------ | [ 32.284293][ T733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/733 | [ 32.284584][ T733] Modules linked in: ip_gre gre | [ 32.285010][ T733] Tainted: [W]=WARN [ 32.285116][ T733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.285292][ T733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.285475][ T733] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.285964][ T733] RSP: 0018:ffa000000121ee30 EFLAGS: 00010286 [ 32.286134][ T733] RAX: 00000000ffffffa6 RBX: ff1100000c9b6040 RCX: 1ff4000000243d8c [ 32.286359][ T733] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b60fc [ 32.286598][ T733] RBP: ff11000009999000 R08: 1fe2200001936c21 R09: ff11000009895180 [ 32.286827][ T733] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 32.287059][ T733] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea49588 [ 32.287268][ T733] FS: 00007f809eb46840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 32.287526][ T733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.287698][ T733] CR2: 000000000042ebe0 CR3: 000000000ffff002 CR4: 0000000000771ef0 [ 32.287903][ T733] PKRU: 55555554 [ 32.288004][ T733] Call Trace: [ 32.288104][ T733] [ 32.288179][ T733] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.288315][ T733] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.288459][ T733] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.288592][ T733] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 32.288733][ T733] __dev_notify_flags (net/core/dev.c:9787) [ 32.288869][ T733] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 32.289004][ T733] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 32.289139][ T733] ? netif_change_name (net/core/dev.c:1495) [ 32.289292][ T733] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.289434][ T733] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.289576][ T733] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.289716][ T733] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.289854][ T733] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.289992][ T733] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 32.290130][ T733] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 32.290270][ T733] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.290411][ T733] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 32.290566][ T733] veth_newlink (drivers/net/veth.c:1871) [ 32.290708][ T733] ? veth_poll_controller (drivers/net/veth.c:1470) [ 32.290843][ T733] ? kasan_save_stack (mm/kasan/common.c:57) [ 32.290985][ T733] ? kasan_save_track (mm/kasan/common.c:78) [ 32.291120][ T733] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 32.291277][ T733] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 32.291421][ T733] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 32.291567][ T733] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 32.291705][ T733] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.291842][ T733] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 32.291981][ T733] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 32.292117][ T733] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.292257][ T733] ? __dev_get_by_name (net/core/dev.c:883) [ 32.292401][ T733] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.292573][ T733] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.292715][ T733] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.292855][ T733] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.292992][ T733] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.293128][ T733] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.293268][ T733] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.293409][ T733] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.293558][ T733] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.293694][ T733] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.293832][ T733] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.293967][ T733] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.294102][ T733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.294241][ T733] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.294384][ T733] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.294528][ T733] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.294663][ T733] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.294797][ T733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.294933][ T733] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.295072][ T733] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.295231][ T733] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.295376][ T733] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.295530][ T733] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.295666][ T733] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.295823][ T733] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.295963][ T733] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.296101][ T733] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.296243][ T733] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.296384][ T733] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.296526][ T733] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.296716][ T733] ? move_addr_to_kernel (net/socket.c:258) [ 32.296858][ T733] ___sys_sendmsg (net/socket.c:2752) [ 32.297000][ T733] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.297141][ T733] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.297319][ T733] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 32.297463][ T733] __sys_sendmsg (net/socket.c:2784) [ 32.297614][ T733] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.297753][ T733] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 32.297889][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.298029][ T733] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.298169][ T733] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.298305][ T733] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.298446][ T733] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.298620][ T733] RIP: 0033:0x7f809ed8008e [ 32.298762][ T733] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.299249][ T733] RSP: 002b:00007ffeb6a0b790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.299458][ T733] RAX: ffffffffffffffda RBX: 00007ffeb6a0bf40 RCX: 00007f809ed8008e [ 32.299665][ T733] RDX: 0000000000000000 RSI: 00007ffeb6a0b840 RDI: 0000000000000005 [ 32.299866][ T733] RBP: 00007ffeb6a0b7a0 R08: 0000000000000000 R09: 0000000000000000 [ 32.300083][ T733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.300289][ T733] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb6a0bf00 | [ 32.307909][ T733] ------------[ cut here ]------------ | [ 32.308070][ T733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/733 | [ 32.308307][ T733] Modules linked in: ip_gre gre | [ 32.308728][ T733] Tainted: [W]=WARN [ 32.308831][ T733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.308999][ T733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.309208][ T733] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.309702][ T733] RSP: 0018:ffa000000121f1b0 EFLAGS: 00010286 [ 32.309887][ T733] RAX: 00000000ffffffa6 RBX: ff1100000bd82200 RCX: 1ff4000000243dfc [ 32.310090][ T733] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd822bc [ 32.310294][ T733] RBP: ff11000009004000 R08: 1fe22000017b0459 R09: ff11000009895180 [ 32.310502][ T733] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 32.310703][ T733] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 32.310903][ T733] FS: 00007f809eb46840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 32.311138][ T733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.311313][ T733] CR2: 000000000042ebe0 CR3: 000000000ffff002 CR4: 0000000000771ef0 [ 32.311529][ T733] PKRU: 55555554 [ 32.311631][ T733] Call Trace: [ 32.311732][ T733] [ 32.311801][ T733] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.311938][ T733] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.312040][ T733] __dev_notify_flags (net/core/dev.c:9787) [ 32.312182][ T733] ? netif_change_name (net/core/dev.c:1495) [ 32.312319][ T733] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 32.312457][ T733] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 32.312600][ T733] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 32.312736][ T733] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 32.312872][ T733] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.313005][ T733] ? __dev_get_by_name (net/core/dev.c:883) [ 32.313138][ T733] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.313301][ T733] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.313446][ T733] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.313590][ T733] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.313739][ T733] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.313875][ T733] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.314009][ T733] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.314142][ T733] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.314285][ T733] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.314429][ T733] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.314567][ T733] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.314704][ T733] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.314837][ T733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.314970][ T733] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.315105][ T733] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.315244][ T733] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.315385][ T733] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.315525][ T733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.315659][ T733] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.315799][ T733] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.315933][ T733] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.316068][ T733] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.316208][ T733] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.316360][ T733] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.316502][ T733] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.316640][ T733] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.316775][ T733] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.317210][ T733] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.317358][ T733] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.317503][ T733] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.317677][ T733] ? move_addr_to_kernel (net/socket.c:258) [ 32.317823][ T733] ___sys_sendmsg (net/socket.c:2752) [ 32.317966][ T733] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.318114][ T733] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.318293][ T733] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 32.318434][ T733] __sys_sendmsg (net/socket.c:2784) [ 32.318576][ T733] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.318715][ T733] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 32.318851][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.318989][ T733] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.319124][ T733] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.319262][ T733] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.319401][ T733] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.319573][ T733] RIP: 0033:0x7f809ed8008e [ 32.319714][ T733] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.320201][ T733] RSP: 002b:00007ffeb6a0b790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.320411][ T733] RAX: ffffffffffffffda RBX: 00007ffeb6a0bf40 RCX: 00007f809ed8008e [ 32.320618][ T733] RDX: 0000000000000000 RSI: 00007ffeb6a0b840 RDI: 0000000000000005 [ 32.320818][ T733] RBP: 00007ffeb6a0b7a0 R08: 0000000000000000 R09: 0000000000000000 [ 32.321023][ T733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.321326][ T733] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb6a0bf00 | [ 32.353505][ T734] ------------[ cut here ]------------ | [ 32.353682][ T734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/734 | [ 32.353944][ T734] Modules linked in: ip_gre gre | [ 32.354366][ T734] Tainted: [W]=WARN [ 32.354468][ T734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.354640][ T734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.354813][ T734] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.355308][ T734] RSP: 0018:ffa00000014ef020 EFLAGS: 00010286 [ 32.355491][ T734] RAX: 00000000ffffffa6 RBX: ff1100000bd82c80 RCX: 1ff400000029ddca [ 32.355780][ T734] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82d3c [ 32.355976][ T734] RBP: ff11000009004000 R08: 1fe22000017b05a9 R09: ff11000009850b58 [ 32.356180][ T734] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 32.356383][ T734] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 32.356589][ T734] FS: 00007f2753564840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 32.356820][ T734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.356988][ T734] CR2: 0000000036295988 CR3: 000000000fe18001 CR4: 0000000000771ef0 [ 32.357193][ T734] PKRU: 55555554 [ 32.357293][ T734] Call Trace: [ 32.357400][ T734] [ 32.357470][ T734] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.357609][ T734] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.357718][ T734] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 32.357850][ T734] __dev_notify_flags (net/core/dev.c:9787) [ 32.357984][ T734] ? netif_change_name (net/core/dev.c:1495) [ 32.358133][ T734] ? __dev_change_flags (net/core/dev.c:9752) [ 32.358274][ T734] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 32.359040][ T734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.359182][ T734] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 32.359317][ T734] netif_change_flags (net/core/dev.c:9820) [ 32.359538][ T734] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.359671][ T734] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 32.359806][ T734] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 32.359940][ T734] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 32.360104][ T734] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.360242][ T734] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.360460][ T734] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 32.360689][ T734] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.360823][ T734] ? __kernel_text_address (kernel/extable.c:79) [ 32.360957][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.361090][ T734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.361225][ T734] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.361382][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.361520][ T734] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 32.361657][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.361788][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.361923][ T734] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 32.362055][ T734] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 32.362226][ T734] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 32.362363][ T734] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.362501][ T734] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 32.362636][ T734] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 32.362771][ T734] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.362906][ T734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.363038][ T734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.363176][ T734] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.363308][ T734] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.363446][ T734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.363602][ T734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.363735][ T734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.363872][ T734] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.364004][ T734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.364139][ T734] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.364277][ T734] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.364416][ T734] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.364553][ T734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.364685][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.364819][ T734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.364952][ T734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.365094][ T734] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.365231][ T734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.365370][ T734] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.365513][ T734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.365645][ T734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.365780][ T734] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.365930][ T734] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.366063][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.366204][ T734] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.366341][ T734] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.366481][ T734] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.366623][ T734] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.366756][ T734] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.366890][ T734] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.367055][ T734] ? move_addr_to_kernel (net/socket.c:258) [ 32.367211][ T734] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.367344][ T734] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.367489][ T734] ___sys_sendmsg (net/socket.c:2752) [ 32.367621][ T734] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.367800][ T734] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.367965][ T734] __sys_sendmsg (net/socket.c:2784) [ 32.368099][ T734] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.368237][ T734] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 32.368412][ T734] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.368551][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.368683][ T734] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.368816][ T734] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.368951][ T734] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.369083][ T734] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.369253][ T734] RIP: 0033:0x7f275379e08e [ 32.369397][ T734] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.369876][ T734] RSP: 002b:00007ffeb9ca7810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.370091][ T734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f275379e08e [ 32.370295][ T734] RDX: 0000000000000000 RSI: 00007ffeb9ca78c0 RDI: 0000000000000005 [ 32.370530][ T734] RBP: 00007ffeb9ca7820 R08: 0000000000000000 R09: 0000000000000000 [ 32.370728][ T734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.370926][ T734] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb9ca7f90 | [ 32.396393][ T735] ------------[ cut here ]------------ | [ 32.396599][ T735] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/735 | [ 32.396880][ T735] Modules linked in: ip_gre gre | [ 32.397522][ T735] Tainted: [W]=WARN [ 32.397764][ T735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.398058][ T735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.398389][ T735] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.399003][ T735] RSP: 0018:ffa00000014ef020 EFLAGS: 00010286 [ 32.399302][ T735] RAX: 00000000ffffffa6 RBX: ff1100000cf50900 RCX: 1ff400000029ddca [ 32.399632][ T735] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf509bc [ 32.399934][ T735] RBP: ff11000009999000 R08: 1fe22000019ea139 R09: ff11000009852e58 [ 32.400243][ T735] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 32.400535][ T735] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 32.400798][ T735] FS: 00007f1d9d13c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.401080][ T735] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.401305][ T735] CR2: 0000000031950988 CR3: 000000000fce6002 CR4: 0000000000771ef0 [ 32.401582][ T735] PKRU: 55555554 [ 32.401746][ T735] Call Trace: [ 32.401896][ T735] [ 32.402015][ T735] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.402209][ T735] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.402378][ T735] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 32.402569][ T735] __dev_notify_flags (net/core/dev.c:9787) [ 32.402756][ T735] ? netif_change_name (net/core/dev.c:1495) [ 32.402943][ T735] ? __dev_change_flags (net/core/dev.c:9752) [ 32.403142][ T735] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 32.403335][ T735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.403545][ T735] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 32.403734][ T735] netif_change_flags (net/core/dev.c:9820) [ 32.403958][ T735] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.404184][ T735] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 32.404388][ T735] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 32.404586][ T735] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 32.404804][ T735] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.404989][ T735] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.405175][ T735] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 32.405560][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.405748][ T735] ? __kernel_text_address (kernel/extable.c:79) [ 32.405933][ T735] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.406119][ T735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.406311][ T735] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.406516][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.406702][ T735] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 32.406883][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.407071][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.407268][ T735] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 32.407466][ T735] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 32.407659][ T735] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 32.407844][ T735] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.408029][ T735] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 32.408226][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 32.408429][ T735] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.408629][ T735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.408811][ T735] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.408994][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.409180][ T735] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.409377][ T735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.409573][ T735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.409755][ T735] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.409939][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.410126][ T735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.410318][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.410525][ T735] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.410710][ T735] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.410894][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.411078][ T735] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.411290][ T735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.411497][ T735] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.411685][ T735] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.411868][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.412057][ T735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.412256][ T735] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.412451][ T735] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.412646][ T735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.412833][ T735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.413024][ T735] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.413220][ T735] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.413423][ T735] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.413619][ T735] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.413804][ T735] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.413990][ T735] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.414175][ T735] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.414410][ T735] ? move_addr_to_kernel (net/socket.c:258) [ 32.414605][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.414788][ T735] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.414972][ T735] ___sys_sendmsg (net/socket.c:2752) [ 32.415154][ T735] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.415391][ T735] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.415595][ T735] __sys_sendmsg (net/socket.c:2784) [ 32.415783][ T735] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.415965][ T735] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 32.416185][ T735] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.416385][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.416578][ T735] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.416761][ T735] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.416943][ T735] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.417126][ T735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.417366][ T735] RIP: 0033:0x7f1d9d37608e [ 32.417566][ T735] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.418082][ T735] RSP: 002b:00007ffe4b98e8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.418359][ T735] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1d9d37608e [ 32.418614][ T735] RDX: 0000000000000000 RSI: 00007ffe4b98e980 RDI: 0000000000000005 [ 32.418859][ T735] RBP: 00007ffe4b98e8e0 R08: 0000000000000000 R09: 0000000000000000 [ 32.419104][ T735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.419375][ T735] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4b98f050 | [ 32.421927][ T221] ------------[ cut here ]------------ | [ 32.422066][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/221 | [ 32.422316][ T221] Modules linked in: ip_gre gre | [ 32.422735][ T221] Tainted: [W]=WARN [ 32.422825][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.422978][ T221] Workqueue: events_unbound linkwatch_event [ 32.423138][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.423298][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.423748][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 32.423904][ T221] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff40000000c6f02 [ 32.424087][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 32.424271][ T221] RBP: ff11000009004000 R08: 1fe2200001f77d01 R09: ff1100000a888ba8 [ 32.424464][ T221] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 32.424647][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 32.424829][ T221] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 32.425043][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.425196][ T221] CR2: 000055f6c13bffc8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 32.425386][ T221] PKRU: 55555554 [ 32.425478][ T221] Call Trace: [ 32.425574][ T221] [ 32.425641][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.425763][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 32.425888][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.425982][ T221] netif_state_change (net/core/dev.c:1605) [ 32.426104][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.426260][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 32.426392][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 32.426521][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.426645][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 32.426765][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 32.426885][ T221] process_one_work (kernel/workqueue.c:3314) [ 32.427011][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 32.427131][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.427258][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 32.427388][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 32.427514][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 32.427635][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 32.427755][ T221] kthread (kernel/kthread.c:436) [ 32.427844][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.427993][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 32.428113][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 32.428238][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 32.428393][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 32.428520][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 32.428641][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.493288][ T737] ------------[ cut here ]------------ | [ 32.493906][ T737] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/737 | [ 32.494140][ T737] Modules linked in: ip_gre gre | [ 32.494565][ T737] Tainted: [W]=WARN [ 32.494664][ T737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.494828][ T737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.494998][ T737] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.495476][ T737] RSP: 0018:ffa00000014ff150 EFLAGS: 00010286 [ 32.495645][ T737] RAX: 00000000ffffffa6 RBX: ff1100000bde1380 RCX: 1ff400000029fdf0 [ 32.495844][ T737] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde143c [ 32.496041][ T737] RBP: ff11000009999000 R08: 1fe22000017bc289 R09: ff1100000ea5d158 [ 32.496242][ T737] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 32.496441][ T737] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b5bd8c0 [ 32.496670][ T737] FS: 00007f53ae9e8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 32.496902][ T737] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.497067][ T737] CR2: 00000000004ebb28 CR3: 000000000a0b6005 CR4: 0000000000771ef0 [ 32.497270][ T737] PKRU: 55555554 [ 32.497376][ T737] Call Trace: [ 32.497475][ T737] [ 32.497548][ T737] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.497681][ T737] ? notifier_call_chain (kernel/notifier.c:85) [ 32.497814][ T737] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.497915][ T737] netif_state_change (net/core/dev.c:1605) [ 32.498049][ T737] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.498217][ T737] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 32.498390][ T737] linkwatch_sync_dev (net/core/link_watch.c:295) [ 32.498527][ T737] rtnl_getlink (net/core/rtnetlink.c:4273) [ 32.498659][ T737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.498790][ T737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.498921][ T737] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 32.499051][ T737] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.499188][ T737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.499320][ T737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.499475][ T737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.499616][ T737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.499746][ T737] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.499881][ T737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.500011][ T737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.500150][ T737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.500285][ T737] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 32.500424][ T737] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.500562][ T737] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.500693][ T737] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.500823][ T737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.500955][ T737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.501087][ T737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.501225][ T737] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.501361][ T737] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.501497][ T737] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.501632][ T737] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.501763][ T737] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.501895][ T737] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.502027][ T737] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.502162][ T737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.502295][ T737] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.502435][ T737] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.502573][ T737] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.502708][ T737] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.502839][ T737] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.502970][ T737] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.503134][ T737] ? move_addr_to_kernel (net/socket.c:258) [ 32.503271][ T737] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.503413][ T737] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 32.503582][ T737] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.503715][ T737] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 32.503880][ T737] ___sys_sendmsg (net/socket.c:2752) [ 32.504012][ T737] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.504144][ T737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.504289][ T737] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 32.504424][ T737] ? do_getsockname (net/socket.c:2192) [ 32.504562][ T737] __sys_sendmsg (net/socket.c:2784) [ 32.504694][ T737] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.504829][ T737] ? __sys_getsockname (net/socket.c:2210) [ 32.504961][ T737] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.505094][ T737] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.505227][ T737] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.505369][ T737] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.505506][ T737] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.505675][ T737] RIP: 0033:0x7f53aec2208e [ 32.505813][ T737] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.506285][ T737] RSP: 002b:00007ffef269d620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.506499][ T737] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f53aec2208e [ 32.506694][ T737] RDX: 0000000000000000 RSI: 00007ffef269d6d0 RDI: 0000000000000006 [ 32.506889][ T737] RBP: 00007ffef269d630 R08: 0000000000000000 R09: 0000000000000000 [ 32.507085][ T737] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.507293][ T737] R13: 00007ffef269d780 R14: 000000000000000d R15: 00007ffef269f87a | [ 32.607069][ T740] ------------[ cut here ]------------ | [ 32.607306][ T740] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/740 | [ 32.607627][ T740] Modules linked in: ip_gre gre | [ 32.608173][ T740] Tainted: [W]=WARN [ 32.608336][ T740] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.608651][ T740] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.608888][ T740] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.609470][ T740] RSP: 0018:ffa000000151ef10 EFLAGS: 00010286 [ 32.609712][ T740] RAX: 00000000ffffffa6 RBX: ff110000028b3000 RCX: 1ff40000002a3da8 [ 32.609975][ T740] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b30bc [ 32.610248][ T740] RBP: ff11000012914000 R08: 1fe2200000516619 R09: ff1100000a9e8b80 [ 32.610534][ T740] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 32.610797][ T740] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 32.611091][ T740] FS: 00007fbc18a7c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.611425][ T740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.611678][ T740] CR2: 00000000004a2060 CR3: 000000000c3ee005 CR4: 0000000000771ef0 [ 32.611943][ T740] PKRU: 55555554 [ 32.612100][ T740] Call Trace: [ 32.612270][ T740] [ 32.612406][ T740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.612608][ T740] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 32.612805][ T740] notifier_call_chain (kernel/notifier.c:85) [ 32.613004][ T740] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 32.613208][ T740] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 32.613416][ T740] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 32.613689][ T740] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 32.613920][ T740] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 32.614131][ T740] netif_set_mtu (net/core/dev.c:9910) [ 32.614341][ T740] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 32.614562][ T740] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 32.614765][ T740] dev_set_mtu (net/core/dev_api.c:249) [ 32.614927][ T740] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 32.615147][ T740] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 32.615368][ T740] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 32.615609][ T740] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 32.615806][ T740] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 32.616067][ T740] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 32.616288][ T740] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 32.616508][ T740] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.616702][ T740] ? __dev_get_by_name (net/core/dev.c:883) [ 32.616895][ T740] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.617097][ T740] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.617314][ T740] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.617536][ T740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.617730][ T740] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.617927][ T740] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.618152][ T740] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.618593][ T740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.618800][ T740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.618998][ T740] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.619200][ T740] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.619409][ T740] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.619696][ T740] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.619903][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.620098][ T740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.620315][ T740] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.620536][ T740] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.620741][ T740] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.620935][ T740] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.621133][ T740] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.621336][ T740] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.621586][ T740] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.621785][ T740] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.621979][ T740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.622179][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.622420][ T740] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.622630][ T740] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.622827][ T740] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.623025][ T740] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.623248][ T740] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.623458][ T740] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.623708][ T740] ? move_addr_to_kernel (net/socket.c:258) [ 32.623906][ T740] ? kasan_save_stack (mm/kasan/common.c:58) [ 32.624101][ T740] ? kasan_save_stack (mm/kasan/common.c:57) [ 32.624308][ T740] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 32.624523][ T740] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.624792][ T740] ___sys_sendmsg (net/socket.c:2752) [ 32.624989][ T740] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.625200][ T740] __sys_sendmsg (net/socket.c:2784) [ 32.625413][ T740] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.625609][ T740] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 32.625809][ T740] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 32.626003][ T740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.626208][ T740] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.626418][ T740] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.626623][ T740] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.626821][ T740] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.627049][ T740] RIP: 0033:0x7fbc18cb608e [ 32.627260][ T740] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.627913][ T740] RSP: 002b:00007ffdf0784f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.628181][ T740] RAX: ffffffffffffffda RBX: 00007ffdf0785720 RCX: 00007fbc18cb608e [ 32.628465][ T740] RDX: 0000000000000000 RSI: 00007ffdf0785020 RDI: 0000000000000005 [ 32.628740][ T740] RBP: 00007ffdf0784f80 R08: 0000000000000000 R09: 0000000000000000 [ 32.629030][ T740] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.629308][ T740] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf07856f0 | [ 32.631553][ T740] ------------[ cut here ]------------ | [ 32.631732][ T740] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/740 | [ 32.632037][ T740] Modules linked in: ip_gre gre | [ 32.632587][ T740] Tainted: [W]=WARN [ 32.632741][ T740] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.632959][ T740] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.633227][ T740] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.633779][ T740] RSP: 0018:ffa000000151f1b0 EFLAGS: 00010286 [ 32.634000][ T740] RAX: 00000000ffffffa6 RBX: ff110000028b3c40 RCX: 1ff40000002a3dfc [ 32.634266][ T740] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b3cfc [ 32.634584][ T740] RBP: ff11000012914000 R08: 1fe22000005167a1 R09: ff1100000a9e8b80 [ 32.634834][ T740] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 32.635086][ T740] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 32.635383][ T740] FS: 00007fbc18a7c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.635686][ T740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.635917][ T740] CR2: 00000000004a2060 CR3: 000000000c3ee005 CR4: 0000000000771ef0 [ 32.636173][ T740] PKRU: 55555554 [ 32.636331][ T740] Call Trace: [ 32.636530][ T740] [ 32.636653][ T740] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.636843][ T740] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.636998][ T740] __dev_notify_flags (net/core/dev.c:9787) [ 32.637193][ T740] ? netif_change_name (net/core/dev.c:1495) [ 32.637397][ T740] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 32.637657][ T740] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 32.637847][ T740] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 32.638036][ T740] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.638234][ T740] ? __dev_get_by_name (net/core/dev.c:883) [ 32.638436][ T740] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.639272][ T740] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.639505][ T740] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.639696][ T740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.639882][ T740] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.640071][ T740] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.640269][ T740] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.640468][ T740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.640688][ T740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.640878][ T740] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.641108][ T740] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.641313][ T740] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.641524][ T740] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.641716][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.641908][ T740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.642093][ T740] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.642294][ T740] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.642506][ T740] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.642694][ T740] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.642901][ T740] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.643087][ T740] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.643287][ T740] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.643500][ T740] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.643689][ T740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.643877][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.644067][ T740] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.644270][ T740] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.644471][ T740] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.644673][ T740] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.644885][ T740] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.645072][ T740] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.645303][ T740] ? move_addr_to_kernel (net/socket.c:258) [ 32.645515][ T740] ? kasan_save_stack (mm/kasan/common.c:58) [ 32.645729][ T740] ? kasan_save_stack (mm/kasan/common.c:57) [ 32.645920][ T740] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 32.646116][ T740] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.646358][ T740] ___sys_sendmsg (net/socket.c:2752) [ 32.646557][ T740] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.646778][ T740] __sys_sendmsg (net/socket.c:2784) [ 32.646969][ T740] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.647160][ T740] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 32.647372][ T740] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 32.647569][ T740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.647787][ T740] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.647985][ T740] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.648178][ T740] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.648382][ T740] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.648625][ T740] RIP: 0033:0x7fbc18cb608e [ 32.648816][ T740] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.649388][ T740] RSP: 002b:00007ffdf0784f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.649654][ T740] RAX: ffffffffffffffda RBX: 00007ffdf0785720 RCX: 00007fbc18cb608e [ 32.649907][ T740] RDX: 0000000000000000 RSI: 00007ffdf0785020 RDI: 0000000000000005 [ 32.650159][ T740] RBP: 00007ffdf0784f80 R08: 0000000000000000 R09: 0000000000000000 [ 32.650431][ T740] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.650724][ T740] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf07856f0 | [ 32.697101][ T741] ------------[ cut here ]------------ | [ 32.697295][ T741] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/741 | [ 32.697552][ T741] Modules linked in: ip_gre gre | [ 32.697988][ T741] Tainted: [W]=WARN [ 32.698095][ T741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.698277][ T741] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.698467][ T741] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.698978][ T741] RSP: 0018:ffa000000152ef10 EFLAGS: 00010286 [ 32.699162][ T741] RAX: 00000000ffffffa6 RBX: ff1100000aabd000 RCX: 1ff40000002a5da8 [ 32.699378][ T741] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabd0bc [ 32.699655][ T741] RBP: ff1100000f97c000 R08: 1fe2200001557a19 R09: ff11000009742e80 [ 32.699865][ T741] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 32.700076][ T741] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 32.700294][ T741] FS: 00007f0d7cff0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 32.700553][ T741] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.700730][ T741] CR2: 00000000004a2060 CR3: 000000000ee37001 CR4: 0000000000771ef0 [ 32.700940][ T741] PKRU: 55555554 [ 32.701047][ T741] Call Trace: [ 32.701157][ T741] [ 32.701230][ T741] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.701377][ T741] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 32.701530][ T741] notifier_call_chain (kernel/notifier.c:85) [ 32.701677][ T741] netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889) [ 32.701821][ T741] ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2)) [ 32.701973][ T741] ? ip_route_output_key_hash_rcu (net/ipv4/route.c:2850) [ 32.702155][ T741] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3055) [ 32.702333][ T741] ? crng_make_state (drivers/char/random.c:383 (discriminator 14)) [ 32.702483][ T741] netif_set_mtu (net/core/dev.c:9910) [ 32.702634][ T741] ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2)) [ 32.702777][ T741] ? ip_tunnel_bind_dev (./include/net/route.h:285 net/ipv4/ip_tunnel.c:304) [ 32.702928][ T741] dev_set_mtu (net/core/dev_api.c:249) [ 32.703038][ T741] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1232) [ 32.703186][ T741] ? ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1155) [ 32.703333][ T741] ? ipgre_netlink_parms.isra.0 (net/ipv4/ip_gre.c:1205 (discriminator 1)) ip_gre [ 32.704229][ T741] ipgre_newlink (net/ipv4/ip_gre.c:1426 (discriminator 3)) ip_gre [ 32.704416][ T741] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 32.704615][ T741] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 32.704761][ T741] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 32.704905][ T741] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.705051][ T741] ? __dev_get_by_name (net/core/dev.c:883) [ 32.705197][ T741] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.705351][ T741] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.705507][ T741] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.705653][ T741] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.705796][ T741] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.705939][ T741] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.706083][ T741] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.706231][ T741] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.706384][ T741] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.706538][ T741] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.706686][ T741] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.706830][ T741] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.706972][ T741] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.707117][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.707268][ T741] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.707417][ T741] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.707568][ T741] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.707711][ T741] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.707856][ T741] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.708005][ T741] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.708149][ T741] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.708297][ T741] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.708450][ T741] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.708598][ T741] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.708739][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.708888][ T741] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.709033][ T741] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.709182][ T741] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.709327][ T741] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.709475][ T741] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.709624][ T741] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.709802][ T741] ? move_addr_to_kernel (net/socket.c:258) [ 32.709948][ T741] ? kasan_save_stack (mm/kasan/common.c:58) [ 32.710091][ T741] ? kasan_save_stack (mm/kasan/common.c:57) [ 32.710235][ T741] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 32.710382][ T741] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.710567][ T741] ___sys_sendmsg (net/socket.c:2752) [ 32.710709][ T741] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.710865][ T741] __sys_sendmsg (net/socket.c:2784) [ 32.711011][ T741] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.711159][ T741] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 32.711308][ T741] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 32.711457][ T741] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.711609][ T741] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.711752][ T741] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.711895][ T741] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.712041][ T741] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.712226][ T741] RIP: 0033:0x7f0d7d22a08e [ 32.712382][ T741] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.712898][ T741] RSP: 002b:00007ffd6202bfe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.713114][ T741] RAX: ffffffffffffffda RBX: 00007ffd6202c790 RCX: 00007f0d7d22a08e [ 32.713335][ T741] RDX: 0000000000000000 RSI: 00007ffd6202c090 RDI: 0000000000000005 [ 32.713559][ T741] RBP: 00007ffd6202bff0 R08: 0000000000000000 R09: 0000000000000000 [ 32.713773][ T741] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.713986][ T741] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6202c760 | [ 32.715696][ T741] ------------[ cut here ]------------ | [ 32.715835][ T741] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/741 | [ 32.716073][ T741] Modules linked in: ip_gre gre | [ 32.716506][ T741] Tainted: [W]=WARN [ 32.716609][ T741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.716780][ T741] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.716958][ T741] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.717456][ T741] RSP: 0018:ffa000000152f1b0 EFLAGS: 00010286 [ 32.717634][ T741] RAX: 00000000ffffffa6 RBX: ff110000057bb1c0 RCX: 1ff40000002a5dfc [ 32.717837][ T741] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb27c [ 32.718041][ T741] RBP: ff1100000f97c000 R08: 1fe2200000af7651 R09: ff11000009742e80 [ 32.718265][ T741] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 32.718477][ T741] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0394d40 [ 32.718689][ T741] FS: 00007f0d7cff0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 32.718928][ T741] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.719113][ T741] CR2: 00000000004a2060 CR3: 000000000ee37001 CR4: 0000000000771ef0 [ 32.719326][ T741] PKRU: 55555554 [ 32.719431][ T741] Call Trace: [ 32.719553][ T741] [ 32.719630][ T741] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.719773][ T741] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.719878][ T741] __dev_notify_flags (net/core/dev.c:9787) [ 32.720016][ T741] ? netif_change_name (net/core/dev.c:1495) [ 32.720159][ T741] ? erspan_changelink (./include/linux/bitmap.h:264) ip_gre [ 32.720332][ T741] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 32.720476][ T741] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 32.720620][ T741] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.720759][ T741] ? __dev_get_by_name (net/core/dev.c:883) [ 32.720897][ T741] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.721041][ T741] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.721188][ T741] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.721327][ T741] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.721467][ T741] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.721610][ T741] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.721750][ T741] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.721887][ T741] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.722027][ T741] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.722166][ T741] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.722303][ T741] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.722462][ T741] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.722601][ T741] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.722737][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.722875][ T741] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.723012][ T741] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.723154][ T741] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.723292][ T741] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.723453][ T741] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.723600][ T741] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.723735][ T741] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.723872][ T741] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.724013][ T741] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.724152][ T741] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.724290][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.724432][ T741] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.724574][ T741] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.724712][ T741] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.724850][ T741] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.725003][ T741] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.725161][ T741] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.725331][ T741] ? move_addr_to_kernel (net/socket.c:258) [ 32.725474][ T741] ? kasan_save_stack (mm/kasan/common.c:58) [ 32.725617][ T741] ? kasan_save_stack (mm/kasan/common.c:57) [ 32.725753][ T741] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 32.725889][ T741] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.726065][ T741] ___sys_sendmsg (net/socket.c:2752) [ 32.726210][ T741] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.726364][ T741] __sys_sendmsg (net/socket.c:2784) [ 32.726506][ T741] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.726642][ T741] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 32.726781][ T741] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 32.726928][ T741] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.727067][ T741] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.727226][ T741] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.727368][ T741] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.727514][ T741] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.727689][ T741] RIP: 0033:0x7f0d7d22a08e [ 32.727831][ T741] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.728324][ T741] RSP: 002b:00007ffd6202bfe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.728559][ T741] RAX: ffffffffffffffda RBX: 00007ffd6202c790 RCX: 00007f0d7d22a08e [ 32.728762][ T741] RDX: 0000000000000000 RSI: 00007ffd6202c090 RDI: 0000000000000005 [ 32.728965][ T741] RBP: 00007ffd6202bff0 R08: 0000000000000000 R09: 0000000000000000 [ 32.729175][ T741] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.729393][ T741] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6202c760 | [ 32.761177][ T742] ------------[ cut here ]------------ | [ 32.761393][ T742] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/742 | [ 32.761707][ T742] Modules linked in: ip_gre gre | [ 32.762258][ T742] Tainted: [W]=WARN [ 32.763023][ T742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.763260][ T742] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.763506][ T742] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.764043][ T742] RSP: 0018:ffa000000153f020 EFLAGS: 00010286 [ 32.764280][ T742] RAX: 00000000ffffffa6 RBX: ff110000028b3380 RCX: 1ff40000002a7dca [ 32.764564][ T742] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b343c [ 32.764812][ T742] RBP: ff11000012914000 R08: 1fe2200000516689 R09: ff11000009740b58 [ 32.765062][ T742] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 32.765325][ T742] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 32.765608][ T742] FS: 00007f5634554840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 32.765889][ T742] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.766107][ T742] CR2: 000000001224d988 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 32.766381][ T742] PKRU: 55555554 [ 32.766540][ T742] Call Trace: [ 32.766691][ T742] [ 32.766811][ T742] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.767001][ T742] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.767155][ T742] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 32.767344][ T742] __dev_notify_flags (net/core/dev.c:9787) [ 32.767556][ T742] ? netif_change_name (net/core/dev.c:1495) [ 32.767739][ T742] ? __dev_change_flags (net/core/dev.c:9752) [ 32.767924][ T742] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 32.768107][ T742] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.768307][ T742] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 32.768512][ T742] netif_change_flags (net/core/dev.c:9820) [ 32.768698][ T742] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.768882][ T742] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 32.769071][ T742] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 32.769269][ T742] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 32.769511][ T742] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.769697][ T742] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.769881][ T742] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 32.770065][ T742] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.770264][ T742] ? __kernel_text_address (kernel/extable.c:79) [ 32.770462][ T742] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.770681][ T742] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.770868][ T742] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.771054][ T742] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.771248][ T742] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 32.771444][ T742] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.771638][ T742] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.771824][ T742] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 32.772008][ T742] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 32.772196][ T742] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 32.772399][ T742] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.772598][ T742] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 32.772805][ T742] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 32.772994][ T742] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.773186][ T742] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.773385][ T742] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.773578][ T742] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.773762][ T742] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.773949][ T742] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.774138][ T742] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.774330][ T742] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.774568][ T742] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.774755][ T742] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.774940][ T742] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.775125][ T742] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.775321][ T742] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.775531][ T742] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.775715][ T742] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.775922][ T742] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.776122][ T742] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.776318][ T742] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.776524][ T742] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.776710][ T742] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.776902][ T742] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.777086][ T742] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.777284][ T742] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.777496][ T742] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.777681][ T742] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.777868][ T742] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.778054][ T742] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.778266][ T742] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.778512][ T742] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.778700][ T742] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.778884][ T742] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.779101][ T742] ? move_addr_to_kernel (net/socket.c:258) [ 32.779302][ T742] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.779510][ T742] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.779698][ T742] ___sys_sendmsg (net/socket.c:2752) [ 32.779884][ T742] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.780109][ T742] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.780317][ T742] __sys_sendmsg (net/socket.c:2784) [ 32.780525][ T742] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.780712][ T742] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 32.780932][ T742] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.781119][ T742] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.781316][ T742] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.781553][ T742] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.781739][ T742] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.781927][ T742] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.782148][ T742] RIP: 0033:0x7f563478e08e [ 32.782363][ T742] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.783005][ T742] RSP: 002b:00007ffc21078340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.783292][ T742] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f563478e08e [ 32.783566][ T742] RDX: 0000000000000000 RSI: 00007ffc210783f0 RDI: 0000000000000005 [ 32.783820][ T742] RBP: 00007ffc21078350 R08: 0000000000000000 R09: 0000000000000000 [ 32.784072][ T742] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd2 [ 32.784332][ T742] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc21078ac0 | [ 32.818736][ T743] ------------[ cut here ]------------ | [ 32.818906][ T743] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/743 | [ 32.819169][ T743] Modules linked in: ip_gre gre | [ 32.819599][ T743] Tainted: [W]=WARN [ 32.819700][ T743] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.819870][ T743] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.820044][ T743] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.820533][ T743] RSP: 0018:ffa000000154f020 EFLAGS: 00010286 [ 32.820699][ T743] RAX: 00000000ffffffa6 RBX: ff1100000e24a900 RCX: 1ff40000002a9dca [ 32.820897][ T743] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24a9bc [ 32.821154][ T743] RBP: ff1100000f97c000 R08: 1fe2200001c49539 R09: ff11000009a7d158 [ 32.821362][ T743] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 32.821565][ T743] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 32.821769][ T743] FS: 00007f1d8e7ce840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 32.822004][ T743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.822177][ T743] CR2: 0000000012b59988 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 32.822383][ T743] PKRU: 55555554 [ 32.822485][ T743] Call Trace: [ 32.822612][ T743] [ 32.822688][ T743] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.822824][ T743] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.822925][ T743] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 32.823058][ T743] __dev_notify_flags (net/core/dev.c:9787) [ 32.823195][ T743] ? netif_change_name (net/core/dev.c:1495) [ 32.823329][ T743] ? __dev_change_flags (net/core/dev.c:9752) [ 32.823495][ T743] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 32.823635][ T743] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.823769][ T743] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 32.823905][ T743] netif_change_flags (net/core/dev.c:9820) [ 32.824043][ T743] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.824183][ T743] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 32.824319][ T743] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 32.824458][ T743] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 32.824655][ T743] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.824787][ T743] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.824918][ T743] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 32.825050][ T743] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.825187][ T743] ? __kernel_text_address (kernel/extable.c:79) [ 32.825321][ T743] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.825461][ T743] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.825600][ T743] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.825774][ T743] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.825909][ T743] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 32.826039][ T743] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.826177][ T743] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.826310][ T743] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 32.826551][ T743] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 32.826687][ T743] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 32.826827][ T743] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 32.826965][ T743] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 32.827101][ T743] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 32.827284][ T743] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.827518][ T743] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.827746][ T743] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.827879][ T743] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.828026][ T743] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.828186][ T743] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.828322][ T743] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.828547][ T743] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.828679][ T743] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.828811][ T743] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.828957][ T743] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.829540][ T743] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.829696][ T743] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.829845][ T743] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.829979][ T743] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.830124][ T743] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.830259][ T743] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.830461][ T743] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.830598][ T743] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.830753][ T743] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.830892][ T743] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.831053][ T743] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.831191][ T743] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.831327][ T743] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.831464][ T743] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.831604][ T743] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.831753][ T743] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.831908][ T743] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.832079][ T743] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.832217][ T743] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.832416][ T743] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.832610][ T743] ? move_addr_to_kernel (net/socket.c:258) [ 32.832744][ T743] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.832891][ T743] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.833029][ T743] ___sys_sendmsg (net/socket.c:2752) [ 32.833162][ T743] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.833327][ T743] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.833494][ T743] __sys_sendmsg (net/socket.c:2784) [ 32.833636][ T743] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.833768][ T743] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 32.833947][ T743] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.834087][ T743] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.834226][ T743] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.834361][ T743] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.834519][ T743] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.834673][ T743] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.834837][ T743] RIP: 0033:0x7f1d8ea0808e [ 32.834993][ T743] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.835519][ T743] RSP: 002b:00007ffeffee99d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.835717][ T743] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1d8ea0808e [ 32.835914][ T743] RDX: 0000000000000000 RSI: 00007ffeffee9a80 RDI: 0000000000000005 [ 32.836123][ T743] RBP: 00007ffeffee99e0 R08: 0000000000000000 R09: 0000000000000000 [ 32.836328][ T743] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd3 [ 32.836541][ T743] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeffeea150 | [ 32.928257][ T746] ------------[ cut here ]------------ | [ 32.928462][ T746] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/746 | [ 32.928791][ T746] Modules linked in: ip_gre gre | [ 32.929265][ T746] Tainted: [W]=WARN [ 32.929385][ T746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.929571][ T746] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.929752][ T746] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.930300][ T746] RSP: 0018:ffa000000152f090 EFLAGS: 00010286 [ 32.930525][ T746] RAX: 00000000ffffffa6 RBX: ff11000010782200 RCX: 1ff40000002a5dd8 [ 32.930742][ T746] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107822bc [ 32.930960][ T746] RBP: ff11000012914000 R08: 1fe22000020f0459 R09: ff11000005a7d180 [ 32.931174][ T746] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 32.931396][ T746] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 32.931615][ T746] FS: 00007f3e80c9a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 32.931862][ T746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.932038][ T746] CR2: 000000000042e5e0 CR3: 0000000004bfb002 CR4: 0000000000771ef0 [ 32.932278][ T746] PKRU: 55555554 [ 32.932478][ T746] Call Trace: [ 32.932599][ T746] [ 32.932671][ T746] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.932827][ T746] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 32.932975][ T746] notifier_call_chain (kernel/notifier.c:85) [ 32.933121][ T746] __netdev_upper_dev_link (net/core/dev.c:8931) [ 32.933265][ T746] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 32.933512][ T746] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 32.933676][ T746] netdev_upper_dev_link (net/core/dev.c:8972) [ 32.933823][ T746] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 32.933969][ T746] register_vlan_dev (net/8021q/vlan.c:183) [ 32.934113][ T746] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 32.934259][ T746] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 32.934460][ T746] ? nla_strscpy (lib/nlattr.c:795) [ 32.934782][ T746] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 32.934926][ T746] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.935079][ T746] ? __dev_get_by_name (net/core/dev.c:883) [ 32.935224][ T746] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.935442][ T746] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.935593][ T746] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.935748][ T746] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.935887][ T746] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.936025][ T746] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.936167][ T746] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.936317][ T746] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.936554][ T746] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.936694][ T746] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.936833][ T746] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.936973][ T746] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.937113][ T746] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.937259][ T746] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.937509][ T746] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.937651][ T746] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.937791][ T746] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.937929][ T746] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.938068][ T746] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.938228][ T746] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.938373][ T746] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.938525][ T746] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.938668][ T746] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.938808][ T746] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.938950][ T746] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.939094][ T746] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.939274][ T746] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.939423][ T746] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.939569][ T746] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.939709][ T746] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.939882][ T746] ? move_addr_to_kernel (net/socket.c:258) [ 32.940030][ T746] ___sys_sendmsg (net/socket.c:2752) [ 32.940174][ T746] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.940314][ T746] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.940498][ T746] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 32.940642][ T746] __sys_sendmsg (net/socket.c:2784) [ 32.940800][ T746] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.940949][ T746] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.941089][ T746] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.941233][ T746] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.941387][ T746] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.941533][ T746] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.941672][ T746] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.941854][ T746] RIP: 0033:0x7f3e80ed408e [ 32.942000][ T746] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.942508][ T746] RSP: 002b:00007ffe76644250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.942737][ T746] RAX: ffffffffffffffda RBX: 00007ffe76644a10 RCX: 00007f3e80ed408e [ 32.942945][ T746] RDX: 0000000000000000 RSI: 00007ffe76644300 RDI: 0000000000000005 [ 32.943178][ T746] RBP: 00007ffe76644260 R08: 0000000000000000 R09: 0000000000000000 [ 32.943394][ T746] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd3 [ 32.943611][ T746] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe766449d0 | [ 32.945367][ T746] ------------[ cut here ]------------ | [ 32.945509][ T746] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/746 | [ 32.945741][ T746] Modules linked in: ip_gre gre | [ 32.946183][ T746] Tainted: [W]=WARN [ 32.946285][ T746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.946468][ T746] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 32.946648][ T746] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 32.947163][ T746] RSP: 0018:ffa000000152f1b0 EFLAGS: 00010286 [ 32.947338][ T746] RAX: 00000000ffffffa6 RBX: ff11000010783c40 RCX: 1ff40000002a5dfc [ 32.947553][ T746] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783cfc [ 32.948017][ T746] RBP: ff1100000ed5c000 R08: 1fe22000020f07a1 R09: ff11000005a7d180 [ 32.948225][ T746] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 32.948448][ T746] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 32.948656][ T746] FS: 00007f3e80c9a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 32.948949][ T746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.949122][ T746] CR2: 000000000042e5e0 CR3: 0000000004bfb002 CR4: 0000000000771ef0 [ 32.949329][ T746] PKRU: 55555554 [ 32.949448][ T746] Call Trace: [ 32.949556][ T746] [ 32.949626][ T746] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 32.949762][ T746] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.949899][ T746] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 32.950018][ T746] __dev_notify_flags (net/core/dev.c:9787) [ 32.950159][ T746] ? netdev_update_features (net/core/dev.c:11098) [ 32.950295][ T746] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 32.950469][ T746] ? netif_change_name (net/core/dev.c:1495) [ 32.950619][ T746] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 32.950754][ T746] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 32.950892][ T746] ? register_vlan_dev (net/8021q/vlan.c:196) [ 32.951029][ T746] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 32.951167][ T746] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 32.951315][ T746] ? nla_strscpy (lib/nlattr.c:795) [ 32.951465][ T746] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 32.951626][ T746] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 32.951764][ T746] ? __dev_get_by_name (net/core/dev.c:883) [ 32.951901][ T746] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 32.952042][ T746] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 32.952186][ T746] rtnl_newlink (net/core/rtnetlink.c:4150) [ 32.952323][ T746] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.952462][ T746] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.952613][ T746] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.952800][ T746] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.952940][ T746] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.953091][ T746] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.953248][ T746] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 32.953389][ T746] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 32.953533][ T746] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.953669][ T746] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.953831][ T746] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.953988][ T746] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.954128][ T746] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.954267][ T746] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 32.954417][ T746] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.954564][ T746] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.954704][ T746] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 32.954839][ T746] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 32.954987][ T746] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.955124][ T746] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.955284][ T746] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.955428][ T746] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 32.955586][ T746] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.955735][ T746] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.955889][ T746] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.956025][ T746] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.956177][ T746] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 32.956368][ T746] ? move_addr_to_kernel (net/socket.c:258) [ 32.956511][ T746] ___sys_sendmsg (net/socket.c:2752) [ 32.957207][ T746] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.957342][ T746] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.957513][ T746] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 32.957650][ T746] __sys_sendmsg (net/socket.c:2784) [ 32.957785][ T746] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.957924][ T746] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.958061][ T746] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.958198][ T746] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.958361][ T746] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.958502][ T746] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.958636][ T746] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.958811][ T746] RIP: 0033:0x7f3e80ed408e [ 32.958971][ T746] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.959463][ T746] RSP: 002b:00007ffe76644250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.959687][ T746] RAX: ffffffffffffffda RBX: 00007ffe76644a10 RCX: 00007f3e80ed408e [ 32.959890][ T746] RDX: 0000000000000000 RSI: 00007ffe76644300 RDI: 0000000000000005 [ 32.960127][ T746] RBP: 00007ffe76644260 R08: 0000000000000000 R09: 0000000000000000 [ 32.960331][ T746] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd3 [ 32.960544][ T746] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe766449d0 | [ 32.999964][ T747] ------------[ cut here ]------------ | [ 33.000153][ T747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/747 | [ 33.000408][ T747] Modules linked in: ip_gre gre | [ 33.000841][ T747] Tainted: [W]=WARN [ 33.000950][ T747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.001125][ T747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.001309][ T747] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.001819][ T747] RSP: 0018:ffa000000156f090 EFLAGS: 00010286 [ 33.001995][ T747] RAX: 00000000ffffffa6 RBX: ff1100000c69b700 RCX: 1ff40000002addd8 [ 33.002206][ T747] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b7bc [ 33.002419][ T747] RBP: ff1100000f97c000 R08: 1fe22000018d36f9 R09: ff1100000ffcd180 [ 33.002661][ T747] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 33.002879][ T747] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 33.003090][ T747] FS: 00007f31ef070840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 33.003336][ T747] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.003521][ T747] CR2: 00007f31ef269460 CR3: 000000000c3ee004 CR4: 0000000000771ef0 [ 33.003894][ T747] PKRU: 55555554 [ 33.004001][ T747] Call Trace: [ 33.004106][ T747] [ 33.004183][ T747] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.004323][ T747] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 33.004493][ T747] notifier_call_chain (kernel/notifier.c:85) [ 33.004639][ T747] __netdev_upper_dev_link (net/core/dev.c:8931) [ 33.004805][ T747] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 33.004954][ T747] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 33.005105][ T747] netdev_upper_dev_link (net/core/dev.c:8972) [ 33.005251][ T747] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 33.005397][ T747] register_vlan_dev (net/8021q/vlan.c:183) [ 33.005544][ T747] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 33.005685][ T747] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 33.005838][ T747] ? nla_strscpy (lib/nlattr.c:795) [ 33.005979][ T747] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 33.006122][ T747] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 33.006265][ T747] ? __dev_get_by_name (net/core/dev.c:883) [ 33.006413][ T747] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 33.006568][ T747] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 33.006714][ T747] rtnl_newlink (net/core/rtnetlink.c:4150) [ 33.006857][ T747] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.006999][ T747] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.007139][ T747] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.007282][ T747] ? mark_usage (kernel/locking/lockdep.c:4674) [ 33.007426][ T747] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.007587][ T747] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.007727][ T747] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.007865][ T747] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 33.008004][ T747] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.008141][ T747] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.008285][ T747] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.008442][ T747] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.008587][ T747] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.008727][ T747] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 33.008865][ T747] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.009007][ T747] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.009156][ T747] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 33.009318][ T747] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 33.009466][ T747] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.009613][ T747] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.009754][ T747] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.009896][ T747] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 33.010036][ T747] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 33.010182][ T747] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 33.010355][ T747] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 33.010502][ T747] ? copy_msghdr_from_user (net/socket.c:2635) [ 33.010642][ T747] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 33.010813][ T747] ? move_addr_to_kernel (net/socket.c:258) [ 33.010958][ T747] ___sys_sendmsg (net/socket.c:2752) [ 33.011097][ T747] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.011241][ T747] ? copy_msghdr_from_user (net/socket.c:2603) [ 33.011395][ T747] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 33.011543][ T747] __sys_sendmsg (net/socket.c:2784) [ 33.011684][ T747] ? __sys_sendmsg_sock (net/socket.c:2765) [ 33.011828][ T747] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.011968][ T747] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.012110][ T747] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 33.012254][ T747] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 33.012396][ T747] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 33.012544][ T747] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.012716][ T747] RIP: 0033:0x7f31ef2aa08e [ 33.012863][ T747] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 33.013394][ T747] RSP: 002b:00007ffeaf224df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.013609][ T747] RAX: ffffffffffffffda RBX: 00007ffeaf2255b0 RCX: 00007f31ef2aa08e [ 33.013818][ T747] RDX: 0000000000000000 RSI: 00007ffeaf224ea0 RDI: 0000000000000005 [ 33.014050][ T747] RBP: 00007ffeaf224e00 R08: 0000000000000000 R09: 0000000000000000 [ 33.014267][ T747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd3 [ 33.014483][ T747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaf225570 | [ 33.016200][ T747] ------------[ cut here ]------------ | [ 33.016338][ T747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/747 | [ 33.016619][ T747] Modules linked in: ip_gre gre | [ 33.017060][ T747] Tainted: [W]=WARN [ 33.017166][ T747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.017337][ T747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.017543][ T747] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.018041][ T747] RSP: 0018:ffa000000156f1b0 EFLAGS: 00010286 [ 33.018218][ T747] RAX: 00000000ffffffa6 RBX: ff1100000c69b1c0 RCX: 1ff40000002addfc [ 33.018428][ T747] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b27c [ 33.018636][ T747] RBP: ff1100000ea84000 R08: 1fe22000018d3651 R09: ff1100000ffcd180 [ 33.018863][ T747] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 33.019071][ T747] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 33.019295][ T747] FS: 00007f31ef070840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 33.019578][ T747] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.019751][ T747] CR2: 00007f31ef269460 CR3: 000000000c3ee004 CR4: 0000000000771ef0 [ 33.019968][ T747] PKRU: 55555554 [ 33.020070][ T747] Call Trace: [ 33.020178][ T747] [ 33.020250][ T747] ? register_vlan_dev (net/8021q/vlan.c:188) [ 33.020405][ T747] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 33.020549][ T747] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 33.020685][ T747] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 33.020791][ T747] __dev_notify_flags (net/core/dev.c:9787) [ 33.020929][ T747] ? netdev_update_features (net/core/dev.c:11098) [ 33.021091][ T747] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 33.021269][ T747] ? netif_change_name (net/core/dev.c:1495) [ 33.021412][ T747] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 33.021556][ T747] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 33.021705][ T747] ? register_vlan_dev (net/8021q/vlan.c:196) [ 33.021843][ T747] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 33.021982][ T747] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 33.022119][ T747] ? nla_strscpy (lib/nlattr.c:795) [ 33.022261][ T747] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 33.022406][ T747] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 33.022549][ T747] ? __dev_get_by_name (net/core/dev.c:883) [ 33.022705][ T747] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 33.022851][ T747] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 33.022992][ T747] rtnl_newlink (net/core/rtnetlink.c:4150) [ 33.023130][ T747] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.023272][ T747] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.023416][ T747] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.023558][ T747] ? mark_usage (kernel/locking/lockdep.c:4674) [ 33.023694][ T747] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.023835][ T747] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.023992][ T747] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.024128][ T747] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 33.024286][ T747] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.024432][ T747] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.024573][ T747] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.024712][ T747] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.024851][ T747] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.024989][ T747] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 33.025161][ T747] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.025309][ T747] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.025454][ T747] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 33.025596][ T747] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 33.025734][ T747] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.025871][ T747] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.026009][ T747] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.026190][ T747] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 33.026330][ T747] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 33.026479][ T747] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 33.026622][ T747] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 33.026761][ T747] ? copy_msghdr_from_user (net/socket.c:2635) [ 33.026898][ T747] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 33.027069][ T747] ? move_addr_to_kernel (net/socket.c:258) [ 33.027215][ T747] ___sys_sendmsg (net/socket.c:2752) [ 33.027357][ T747] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.027526][ T747] ? copy_msghdr_from_user (net/socket.c:2603) [ 33.027672][ T747] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 33.027822][ T747] __sys_sendmsg (net/socket.c:2784) [ 33.027960][ T747] ? __sys_sendmsg_sock (net/socket.c:2765) [ 33.028102][ T747] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.028246][ T747] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.028389][ T747] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 33.028531][ T747] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 33.028667][ T747] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 33.028803][ T747] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.028976][ T747] RIP: 0033:0x7f31ef2aa08e [ 33.029119][ T747] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 33.029619][ T747] RSP: 002b:00007ffeaf224df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.029839][ T747] RAX: ffffffffffffffda RBX: 00007ffeaf2255b0 RCX: 00007f31ef2aa08e [ 33.030053][ T747] RDX: 0000000000000000 RSI: 00007ffeaf224ea0 RDI: 0000000000000005 [ 33.030261][ T747] RBP: 00007ffeaf224e00 R08: 0000000000000000 R09: 0000000000000000 [ 33.030479][ T747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd3 [ 33.030689][ T747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaf225570 | [ 33.058318][ T748] ------------[ cut here ]------------ | [ 33.058842][ T748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/748 | [ 33.059079][ T748] Modules linked in: ip_gre gre | [ 33.059510][ T748] Tainted: [W]=WARN [ 33.059610][ T748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.059775][ T748] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.059947][ T748] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.060428][ T748] RSP: 0018:ffa000000157f020 EFLAGS: 00010286 [ 33.060619][ T748] RAX: 00000000ffffffa6 RBX: ff1100000c6a38c0 RCX: 1ff40000002afdca [ 33.060817][ T748] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a397c [ 33.061013][ T748] RBP: ff1100000ed5c000 R08: 1fe22000018d4731 R09: ff1100000ffcae58 [ 33.061218][ T748] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 33.061422][ T748] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 33.061626][ T748] FS: 00007f893d534840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 33.061863][ T748] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.062029][ T748] CR2: 000000001aeba988 CR3: 0000000004bfb005 CR4: 0000000000771ef0 [ 33.062233][ T748] PKRU: 55555554 [ 33.062333][ T748] Call Trace: [ 33.062438][ T748] [ 33.062516][ T748] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 33.062650][ T748] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 33.062750][ T748] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 33.062883][ T748] __dev_notify_flags (net/core/dev.c:9787) [ 33.063019][ T748] ? netif_change_name (net/core/dev.c:1495) [ 33.063158][ T748] ? __dev_change_flags (net/core/dev.c:9752) [ 33.063292][ T748] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 33.063430][ T748] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.063569][ T748] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 33.063704][ T748] netif_change_flags (net/core/dev.c:9820) [ 33.063837][ T748] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.063972][ T748] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 33.064107][ T748] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 33.064246][ T748] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 33.064418][ T748] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.064556][ T748] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.064688][ T748] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 33.064821][ T748] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 33.064954][ T748] ? __kernel_text_address (kernel/extable.c:79) [ 33.065086][ T748] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.065226][ T748] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.065362][ T748] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 33.065502][ T748] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.065635][ T748] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.065767][ T748] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.065901][ T748] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.066035][ T748] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 33.066175][ T748] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 33.066307][ T748] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 33.066462][ T748] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 33.066606][ T748] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 33.066742][ T748] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 33.066878][ T748] rtnl_newlink (net/core/rtnetlink.c:4150) [ 33.067014][ T748] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.067147][ T748] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.067284][ T748] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.067421][ T748] ? mark_usage (kernel/locking/lockdep.c:4674) [ 33.067558][ T748] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.067692][ T748] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.067823][ T748] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.067957][ T748] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.068089][ T748] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.068226][ T748] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.068362][ T748] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 33.068499][ T748] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.068632][ T748] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.068763][ T748] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.068897][ T748] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.069030][ T748] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.069166][ T748] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 33.069297][ T748] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.069446][ T748] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.069590][ T748] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 33.069725][ T748] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 33.069860][ T748] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.070002][ T748] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.070134][ T748] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.070274][ T748] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 33.070415][ T748] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 33.070556][ T748] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 33.070693][ T748] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 33.070827][ T748] ? copy_msghdr_from_user (net/socket.c:2635) [ 33.070960][ T748] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 33.071125][ T748] ? move_addr_to_kernel (net/socket.c:258) [ 33.071263][ T748] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 33.071401][ T748] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.071543][ T748] ___sys_sendmsg (net/socket.c:2752) [ 33.071676][ T748] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 33.071841][ T748] ? copy_msghdr_from_user (net/socket.c:2603) [ 33.071986][ T748] __sys_sendmsg (net/socket.c:2784) [ 33.072123][ T748] ? __sys_sendmsg_sock (net/socket.c:2765) [ 33.072258][ T748] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 33.072430][ T748] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 33.072568][ T748] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.072703][ T748] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 33.072835][ T748] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 33.072971][ T748] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 33.073106][ T748] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.073279][ T748] RIP: 0033:0x7f893d76e08e [ 33.073423][ T748] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 33.073906][ T748] RSP: 002b:00007fff30035010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.074107][ T748] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f893d76e08e [ 33.074310][ T748] RDX: 0000000000000000 RSI: 00007fff300350c0 RDI: 0000000000000005 [ 33.074520][ T748] RBP: 00007fff30035020 R08: 0000000000000000 R09: 0000000000000000 [ 33.074717][ T748] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd3 [ 33.074916][ T748] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff30035790 | [ 33.105778][ T749] ------------[ cut here ]------------ | [ 33.106107][ T749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/749 | [ 33.106430][ T749] Modules linked in: ip_gre gre | [ 33.107079][ T749] Tainted: [W]=WARN [ 33.107238][ T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.107467][ T749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.107703][ T749] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.108232][ T749] RSP: 0018:ffa000000158f020 EFLAGS: 00010286 [ 33.108556][ T749] RAX: 00000000ffffffa6 RBX: ff1100000cf8a900 RCX: 1ff40000002b1dca [ 33.108887][ T749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a9bc [ 33.109208][ T749] RBP: ff1100000ea84000 R08: 1fe22000019f1539 R09: ff1100000a88d158 [ 33.109553][ T749] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 33.109877][ T749] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 33.110239][ T749] FS: 00007f90480cd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 33.110553][ T749] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.110768][ T749] CR2: 0000000037c90988 CR3: 000000000fe1e005 CR4: 0000000000771ef0 [ 33.111015][ T749] PKRU: 55555554 [ 33.111167][ T749] Call Trace: [ 33.111322][ T749] [ 33.111455][ T749] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 33.111654][ T749] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 33.111806][ T749] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 33.111988][ T749] __dev_notify_flags (net/core/dev.c:9787) [ 33.112177][ T749] ? netif_change_name (net/core/dev.c:1495) [ 33.112375][ T749] ? __dev_change_flags (net/core/dev.c:9752) [ 33.112568][ T749] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 33.112749][ T749] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.112937][ T749] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 33.113122][ T749] netif_change_flags (net/core/dev.c:9820) [ 33.113314][ T749] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.113516][ T749] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 33.113704][ T749] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 33.113888][ T749] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 33.114107][ T749] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.114301][ T749] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.114507][ T749] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 33.114691][ T749] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 33.114873][ T749] ? __kernel_text_address (kernel/extable.c:79) [ 33.115056][ T749] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.115249][ T749] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.115449][ T749] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 33.115642][ T749] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.115825][ T749] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.116005][ T749] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.116194][ T749] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.116393][ T749] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 33.116588][ T749] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 33.116770][ T749] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 33.116958][ T749] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 33.117143][ T749] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 33.117341][ T749] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 33.117558][ T749] rtnl_newlink (net/core/rtnetlink.c:4150) [ 33.117742][ T749] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.117923][ T749] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.118108][ T749] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.118302][ T749] ? mark_usage (kernel/locking/lockdep.c:4674) [ 33.118509][ T749] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.118705][ T749] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.118886][ T749] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.119071][ T749] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.119269][ T749] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.119467][ T749] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 33.119660][ T749] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 33.119850][ T749] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.120035][ T749] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.120231][ T749] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.120432][ T749] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.120626][ T749] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 33.120812][ T749] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 33.120996][ T749] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.121184][ T749] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.121393][ T749] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 33.121587][ T749] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 33.121773][ T749] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.121958][ T749] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.122141][ T749] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 33.122339][ T749] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 33.122552][ T749] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 33.122742][ T749] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 33.122928][ T749] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 33.123113][ T749] ? copy_msghdr_from_user (net/socket.c:2635) [ 33.123307][ T749] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 33.123545][ T749] ? move_addr_to_kernel (net/socket.c:258) [ 33.123736][ T749] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 33.123921][ T749] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 33.124113][ T749] ___sys_sendmsg (net/socket.c:2752) [ 33.124306][ T749] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 33.124545][ T749] ? copy_msghdr_from_user (net/socket.c:2603) [ 33.124745][ T749] __sys_sendmsg (net/socket.c:2784) [ 33.124931][ T749] ? __sys_sendmsg_sock (net/socket.c:2765) [ 33.125114][ T749] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 33.125343][ T749] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 33.125558][ T749] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.125745][ T749] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 33.125928][ T749] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 33.126110][ T749] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 33.126305][ T749] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.126545][ T749] RIP: 0033:0x7f904830708e [ 33.126737][ T749] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 33.127273][ T749] RSP: 002b:00007ffed9c5f970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.127547][ T749] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f904830708e [ 33.127797][ T749] RDX: 0000000000000000 RSI: 00007ffed9c5fa20 RDI: 0000000000000005 [ 33.128048][ T749] RBP: 00007ffed9c5f980 R08: 0000000000000000 R09: 0000000000000000 [ 33.128308][ T749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd3 [ 33.128580][ T749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed9c600f0 | [ 33.586031][ T12] ------------[ cut here ]------------ | [ 33.586230][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 33.586501][ T12] Modules linked in: ip_gre gre | [ 33.586927][ T12] Tainted: [W]=WARN [ 33.587023][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.587187][ T12] Workqueue: netns cleanup_net [ 33.587322][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.587497][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.587945][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 33.588108][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff4000000018ec7 [ 33.588301][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 33.588501][ T12] RBP: ff1100000a2f1000 R08: 1fe2200001ad7c59 R09: ff11000001aed1d0 [ 33.588694][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 33.588887][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 33.589077][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 33.589329][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.589502][ T12] CR2: 0000558e49c870a8 CR3: 0000000001ec9005 CR4: 0000000000771ef0 [ 33.589694][ T12] PKRU: 55555554 [ 33.589789][ T12] Call Trace: [ 33.589883][ T12] [ 33.589953][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 33.590083][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 33.590185][ T12] netif_close_many (net/core/dev.c:1804) [ 33.590312][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 33.590446][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 33.590615][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 33.590778][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 33.590907][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.591062][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.591193][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.591320][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.591451][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.591587][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.591714][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.591840][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.591971][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.592094][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.592224][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.592357][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.592480][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.592617][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.592741][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.592868][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.592999][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.593124][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.593258][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.593394][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.593527][ T12] kthread (kernel/kthread.c:436) [ 33.593623][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.593779][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.593903][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.594032][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.594191][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.594335][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.594479][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.596679][ T12] ------------[ cut here ]------------ | [ 33.596804][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 33.597040][ T12] Modules linked in: ip_gre gre | [ 33.597450][ T12] Tainted: [W]=WARN [ 33.597554][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.597703][ T12] Workqueue: netns cleanup_net [ 33.597827][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.597984][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.598425][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.598584][ T12] RAX: 00000000ffffffa6 RBX: ff1100001072f700 RCX: 1ff4000000018eed [ 33.598767][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001072f7bc [ 33.598950][ T12] RBP: ff1100000ed31000 R08: 1fe22000020e5ef9 R09: ff11000001aed1d0 [ 33.599128][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 33.599309][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.599500][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 33.599708][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.599859][ T12] CR2: 0000558e49c870a8 CR3: 0000000001ec9005 CR4: 0000000000771ef0 [ 33.600041][ T12] PKRU: 55555554 [ 33.600136][ T12] Call Trace: [ 33.600236][ T12] [ 33.600299][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.600465][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.600622][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.600745][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.600866][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.600987][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.601107][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.601234][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.601362][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.601489][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.601616][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.601739][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.601860][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.601981][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.602101][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.602227][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.602356][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.602477][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.602608][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.602732][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.602852][ T12] kthread (kernel/kthread.c:436) [ 33.602943][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.603093][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.603219][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.603343][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.603505][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.603626][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.603752][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.606145][ T12] ------------[ cut here ]------------ | [ 33.606270][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 33.606520][ T12] Modules linked in: ip_gre gre | [ 33.606917][ T12] Tainted: [W]=WARN [ 33.607007][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.607164][ T12] Workqueue: netns cleanup_net [ 33.607288][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.607448][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.607885][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.608035][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21fe00 RCX: 1ff4000000018eed [ 33.608218][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21febc [ 33.608403][ T12] RBP: ff1100000f8ec000 R08: 1fe2200001c43fd9 R09: ff11000001aed1d0 [ 33.608591][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 33.608773][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.608960][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 33.609175][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.609325][ T12] CR2: 0000558e49c870a8 CR3: 0000000001ec9005 CR4: 0000000000771ef0 [ 33.609522][ T12] PKRU: 55555554 [ 33.609611][ T12] Call Trace: [ 33.609701][ T12] [ 33.609766][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.609931][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.610086][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.610213][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.610340][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.610466][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.610593][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.610716][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.610914][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.611034][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.611163][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.611284][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.611482][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.611615][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.611736][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.611858][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.612056][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.612180][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.612304][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.612435][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.612634][ T12] kthread (kernel/kthread.c:436) [ 33.612726][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.612878][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.613002][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.613203][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.613358][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.613479][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.613611][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.617856][ T12] ------------[ cut here ]------------ | [ 33.618065][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 33.618304][ T12] Modules linked in: ip_gre gre | [ 33.619144][ T12] Tainted: [W]=WARN [ 33.619238][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.619439][ T12] Workqueue: netns cleanup_net [ 33.619574][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.619728][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.620161][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.620309][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21eac0 RCX: 1ff4000000018eed [ 33.620541][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21eb7c [ 33.620720][ T12] RBP: ff1100000a2f1000 R08: 1fe2200001c43d71 R09: ff11000001aed1d0 [ 33.620896][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 33.621078][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.621263][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 33.621525][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.621680][ T12] CR2: 0000558e49c870a8 CR3: 0000000001ec9005 CR4: 0000000000771ef0 [ 33.621860][ T12] PKRU: 55555554 [ 33.621949][ T12] Call Trace: [ 33.622037][ T12] [ 33.622100][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.622258][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.622455][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.622581][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.622703][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.622821][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.622941][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.623062][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.623190][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.623310][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.623562][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.623682][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.623801][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.623922][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.624044][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.624167][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.624291][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.624537][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.624662][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.624787][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.624906][ T12] kthread (kernel/kthread.c:436) [ 33.624998][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.625148][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.625344][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.625526][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.625676][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.625798][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.625917][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.628245][ T12] ------------[ cut here ]------------ | [ 33.628390][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 33.628640][ T12] Modules linked in: ip_gre gre | [ 33.629037][ T12] Tainted: [W]=WARN [ 33.629127][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.629278][ T12] Workqueue: netns cleanup_net [ 33.629413][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.629577][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.630002][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.630156][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783e00 RCX: 1ff4000000018eed [ 33.630333][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783ebc [ 33.630524][ T12] RBP: ff11000008f81000 R08: 1fe22000020f07d9 R09: ff11000001aed1d0 [ 33.630701][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 33.630877][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.631056][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 33.631269][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.631429][ T12] CR2: 00007ffcb0a52e40 CR3: 0000000001ec9006 CR4: 0000000000771ef0 [ 33.631614][ T12] PKRU: 55555554 [ 33.631703][ T12] Call Trace: [ 33.631790][ T12] [ 33.631853][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.632005][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.632153][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.632273][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.632401][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.632526][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.632650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.632772][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.632894][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.633011][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.633132][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.633255][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.633379][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.633506][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.633623][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.633746][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.633870][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.633989][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.634115][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.634245][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.634370][ T12] kthread (kernel/kthread.c:436) [ 33.634468][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.634619][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.634739][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.634860][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.635006][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.635129][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.635250][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.637462][ T12] ------------[ cut here ]------------ | [ 33.637587][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 33.637818][ T12] Modules linked in: ip_gre gre | [ 33.638216][ T12] Tainted: [W]=WARN [ 33.638306][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.638487][ T12] Workqueue: netns cleanup_net [ 33.638616][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.638768][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.639194][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.639341][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e3c0 RCX: 1ff4000000018eed [ 33.639529][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e47c [ 33.639704][ T12] RBP: ff1100000c2c4000 R08: 1fe2200001c43c91 R09: ff11000001aed1d0 [ 33.639878][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 33.640056][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.640242][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 33.640451][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.640617][ T12] CR2: 00007ffcb0a52e40 CR3: 0000000001ec9006 CR4: 0000000000771ef0 [ 33.640797][ T12] PKRU: 55555554 [ 33.640884][ T12] Call Trace: [ 33.640971][ T12] [ 33.641032][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.641189][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.641335][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.641461][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.641586][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.641706][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.641825][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.641945][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.642395][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.642521][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.642642][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.642760][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.642876][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.642997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.643133][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.643256][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.643382][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.643506][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.643632][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.643758][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.643877][ T12] kthread (kernel/kthread.c:436) [ 33.643968][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.644116][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.644240][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.644361][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.644514][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.644631][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.644748][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.646950][ T12] ------------[ cut here ]------------ | [ 33.647068][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 33.647299][ T12] Modules linked in: ip_gre gre | [ 33.647700][ T12] Tainted: [W]=WARN [ 33.647786][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.647931][ T12] Workqueue: netns cleanup_net [ 33.648055][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.648219][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.648655][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.648802][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e040 RCX: 1ff4000000018eed [ 33.648976][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e0fc [ 33.649154][ T12] RBP: ff11000004cec000 R08: 1fe2200001c43c21 R09: ff11000001aed1d0 [ 33.649328][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 33.649514][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.649688][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 33.649896][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.650043][ T12] CR2: 00007ffcb0a52e40 CR3: 0000000001ec9006 CR4: 0000000000771ef0 [ 33.650229][ T12] PKRU: 55555554 [ 33.650321][ T12] Call Trace: [ 33.650413][ T12] [ 33.650479][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.650634][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.650781][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.650902][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.651025][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.651142][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.651265][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.651389][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.651516][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.651633][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.651754][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.651944][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.652065][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.652190][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.652310][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.652511][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.652636][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.652753][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.652876][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.653071][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.653191][ T12] kthread (kernel/kthread.c:436) [ 33.653278][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.653432][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.653629][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.653747][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.653893][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.654011][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.654208][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.656994][ T12] ------------[ cut here ]------------ | [ 33.657113][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 33.657426][ T12] Modules linked in: ip_gre gre | [ 33.657817][ T12] Tainted: [W]=WARN [ 33.657980][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.658127][ T12] Workqueue: netns cleanup_net [ 33.658253][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.658489][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.658914][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.659137][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29000 RCX: 1ff4000000018eed [ 33.659318][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb290bc [ 33.659508][ T12] RBP: ff1100000505c000 R08: 1fe2200001f65219 R09: ff11000001aed1d0 [ 33.659758][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 33.659934][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.660194][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 33.660406][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.660559][ T12] CR2: 00007ffcb0a52e40 CR3: 0000000001ec9006 CR4: 0000000000771ef0 [ 33.660811][ T12] PKRU: 55555554 [ 33.660903][ T12] Call Trace: [ 33.660991][ T12] [ 33.661053][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.661209][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.661433][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.661564][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.661687][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.661877][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.661997][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.662119][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.662244][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.662367][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.662488][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.662613][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.662730][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.662923][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.663041][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.663164][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.663286][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.663481][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.663610][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.663736][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.663857][ T12] kthread (kernel/kthread.c:436) [ 33.663947][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.664168][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.664287][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.664410][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.664635][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.664757][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.664879][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.667474][ T12] ------------[ cut here ]------------ | [ 33.667598][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 33.667824][ T12] Modules linked in: ip_gre gre | [ 33.668292][ T12] Tainted: [W]=WARN [ 33.668389][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.668615][ T12] Workqueue: netns cleanup_net [ 33.668737][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.668889][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.669402][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.669554][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29380 RCX: 1ff4000000018eed [ 33.669802][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2943c [ 33.669979][ T12] RBP: ff1100000a114000 R08: 1fe2200001f65289 R09: ff11000001aed1d0 [ 33.670158][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 33.670413][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.670610][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 33.670890][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.671038][ T12] CR2: 00007ffcb0a52e40 CR3: 0000000001ec9006 CR4: 0000000000771ef0 [ 33.671219][ T12] PKRU: 55555554 [ 33.671308][ T12] Call Trace: [ 33.671476][ T12] [ 33.671544][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.671700][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.671848][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.672039][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.672161][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.672281][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.672404][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.672530][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.672651][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.672767][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.672890][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.673080][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.673201][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.673321][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.673444][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.673643][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.673765][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.673883][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.674005][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.674203][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.674318][ T12] kthread (kernel/kthread.c:436) [ 33.674412][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.674564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.674755][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.674872][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.675024][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.675141][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.675336][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.677911][ T12] ------------[ cut here ]------------ | [ 33.678029][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 33.678339][ T12] Modules linked in: ip_gre gre | [ 33.678812][ T12] Tainted: [W]=WARN [ 33.678904][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.679058][ T12] Workqueue: netns cleanup_net [ 33.679186][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.679425][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.679933][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 33.680087][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29700 RCX: 1ff4000000018eed [ 33.680267][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb297bc [ 33.680453][ T12] RBP: ff1100000ff81000 R08: 1fe2200001f652f9 R09: ff11000001aed1d0 [ 33.680639][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 33.680816][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.681065][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 33.681274][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.681504][ T12] CR2: 00007ffcb0a52e40 CR3: 0000000001ec9006 CR4: 0000000000771ef0 [ 33.681684][ T12] PKRU: 55555554 [ 33.681773][ T12] Call Trace: [ 33.681862][ T12] [ 33.681924][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.682155][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.682308][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 33.682433][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 33.682575][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 33.682769][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 33.682888][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.683015][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 33.683136][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.683333][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.683465][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.683591][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.683711][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.683904][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.684028][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.684151][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.684276][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.684474][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.684604][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.684728][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.684851][ T12] kthread (kernel/kthread.c:436) [ 33.685012][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.685164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.685283][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.685478][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.685638][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.685760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.685881][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.714469][ T12] ------------[ cut here ]------------ | [ 33.714648][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 33.714890][ T12] Modules linked in: ip_gre gre | [ 33.715293][ T12] Tainted: [W]=WARN [ 33.715390][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.715550][ T12] Workqueue: netns cleanup_net [ 33.715676][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 33.715835][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 33.716270][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 33.716428][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29c40 RCX: 1ff4000000018ed5 [ 33.716615][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb29cfc [ 33.716801][ T12] RBP: ff11000010459000 R08: 1fe2200001f653a1 R09: ff11000001aed1d0 [ 33.716981][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 33.717162][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 33.717355][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 33.717574][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.717724][ T12] CR2: 00007ffcb0a52e40 CR3: 0000000001ec9006 CR4: 0000000000771ef0 [ 33.717905][ T12] PKRU: 55555554 [ 33.717997][ T12] Call Trace: [ 33.718088][ T12] [ 33.718161][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 33.718317][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 33.718476][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 33.718609][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 33.718731][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 33.718854][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 33.718976][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 33.719099][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 33.719225][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 33.719351][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 33.719478][ T12] cleanup_net (net/core/net_namespace.c:702) [ 33.719607][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.719726][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 33.719849][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 33.719969][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 33.720094][ T12] process_one_work (kernel/workqueue.c:3314) [ 33.720223][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 33.720343][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 33.720476][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 33.720608][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 33.720730][ T12] kthread (kernel/kthread.c:436) [ 33.720822][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.720991][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.721118][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.721249][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 33.721405][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.721532][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 33.721653][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.480690][ T12] ------------[ cut here ]------------ | [ 34.480905][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.481178][ T12] Modules linked in: ip_gre gre | [ 34.481681][ T12] Tainted: [W]=WARN [ 34.481775][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.481930][ T12] Workqueue: netns cleanup_net [ 34.482062][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.482232][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.482746][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 34.482903][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8b540 RCX: 1ff4000000018ec7 [ 34.483090][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b5fc [ 34.483288][ T12] RBP: ff1100000f97c000 R08: 1fe22000019f16c1 R09: ff11000001aed1d0 [ 34.483517][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 34.483703][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 34.483892][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.484118][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.484284][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 34.484489][ T12] PKRU: 55555554 [ 34.484596][ T12] Call Trace: [ 34.484689][ T12] [ 34.484755][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.484882][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.484979][ T12] netif_close_many (net/core/dev.c:1804) [ 34.485104][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 34.485237][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 34.485403][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 34.485566][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.485692][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.485845][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.485970][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.486101][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.486228][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.486359][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.486485][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.486620][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.486750][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.486874][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.487007][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.487132][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.487260][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.487392][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.487522][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.487648][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.487777][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.487901][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.488029][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.488161][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.488284][ T12] kthread (kernel/kthread.c:436) [ 34.488383][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.488543][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.488668][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.488791][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.488945][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.489068][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.489194][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.490945][ T12] ------------[ cut here ]------------ | [ 34.491095][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.491359][ T12] Modules linked in: ip_gre gre | [ 34.491793][ T12] Tainted: [W]=WARN [ 34.491893][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.492054][ T12] Workqueue: netns cleanup_net [ 34.492194][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.492482][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.492951][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 34.493113][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179000 RCX: 1ff4000000018e80 [ 34.493310][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1790bc [ 34.493521][ T12] RBP: ff1100000ea84000 R08: 1fe220000182f219 R09: ff11000001aed1d0 [ 34.493776][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 34.493986][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 34.494188][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.494427][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.494595][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 34.494786][ T12] PKRU: 55555554 [ 34.494883][ T12] Call Trace: [ 34.494979][ T12] [ 34.495047][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.495184][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.495282][ T12] netif_close_many (net/core/dev.c:1804) [ 34.495419][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 34.495557][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.495695][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 34.495827][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 34.495958][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 34.496086][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 34.496218][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 34.496355][ T12] notifier_call_chain (kernel/notifier.c:85) [ 34.496488][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 34.496625][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 34.496755][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 34.496914][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 34.497079][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.497215][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.497381][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.497519][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.497649][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.497779][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.497909][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.498038][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.498174][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.498306][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.498441][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.498585][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.498713][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.498847][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.498994][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.499128][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.499277][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.499426][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.499571][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.499715][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.499856][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.499991][ T12] kthread (kernel/kthread.c:436) [ 34.500092][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.500256][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.500392][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.500545][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.500707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.500837][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.500968][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.547176][ T12] ------------[ cut here ]------------ | [ 34.547322][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 34.547571][ T12] Modules linked in: ip_gre gre | [ 34.547971][ T12] Tainted: [W]=WARN [ 34.548062][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.548218][ T12] Workqueue: netns cleanup_net [ 34.548354][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.548519][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.548950][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.549101][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178900 RCX: 1ff4000000018eed [ 34.549281][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1789bc [ 34.549474][ T12] RBP: ff1100000aa44000 R08: 1fe220000182f139 R09: ff11000001aed1d0 [ 34.549660][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.549838][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.550022][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.550236][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.550391][ T12] CR2: 00007fc849e12574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 34.550579][ T12] PKRU: 55555554 [ 34.550668][ T12] Call Trace: [ 34.550757][ T12] [ 34.550821][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.550975][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.551123][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.551247][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.551376][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.551505][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.551625][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.551745][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.551867][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.551986][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.552108][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.552233][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.552359][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.552482][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.552606][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.552727][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.552851][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.552992][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.553116][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.553247][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.553373][ T12] kthread (kernel/kthread.c:436) [ 34.553466][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.553622][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.553743][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.553864][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.554013][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.554134][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.554259][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.556660][ T12] ------------[ cut here ]------------ | [ 34.556781][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 34.557021][ T12] Modules linked in: ip_gre gre | [ 34.557750][ T12] Tainted: [W]=WARN [ 34.557842][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.557994][ T12] Workqueue: netns cleanup_net [ 34.558120][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.558279][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.558763][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.558911][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178e40 RCX: 1ff4000000018eed [ 34.559088][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178efc [ 34.559277][ T12] RBP: ff110000105d1000 R08: 1fe220000182f1e1 R09: ff11000001aed1d0 [ 34.559512][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.559762][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.559941][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.560155][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.560305][ T12] CR2: 00007fc849e12574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 34.560541][ T12] PKRU: 55555554 [ 34.560631][ T12] Call Trace: [ 34.560720][ T12] [ 34.560788][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.560943][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.561097][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.561220][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.561343][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.561539][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.561660][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.561782][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.561952][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.562072][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.562199][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.562319][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.562486][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.562613][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.562730][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.562851][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.562976][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.563095][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.563225][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.563360][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.563481][ T12] kthread (kernel/kthread.c:436) [ 34.563578][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.563728][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.563850][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.563972][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.564122][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.564244][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.564371][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.570874][ T12] ------------[ cut here ]------------ | [ 34.571046][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 34.571305][ T12] Modules linked in: ip_gre gre | [ 34.572326][ T12] Tainted: [W]=WARN [ 34.572480][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.572648][ T12] Workqueue: netns cleanup_net [ 34.572779][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.572941][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.573455][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 34.573633][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2123c0 RCX: 1ff4000000018e99 [ 34.573821][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21247c [ 34.574014][ T12] RBP: ff1100000ea84000 R08: 1fe2200001442491 R09: ff11000001aed1d0 [ 34.574207][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.574453][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.574696][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.574919][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.575076][ T12] CR2: 00007fc849e12574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 34.575276][ T12] PKRU: 55555554 [ 34.575422][ T12] Call Trace: [ 34.575525][ T12] [ 34.575596][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.575755][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.575912][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 34.576038][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.576164][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 34.576322][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 34.576504][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 34.576636][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 34.576760][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 34.576908][ T12] notifier_call_chain (kernel/notifier.c:85) [ 34.577037][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 34.577197][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.577411][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.577545][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.577675][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.577799][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.577932][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.578059][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.578190][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.578313][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.578493][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.578627][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.578768][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.578895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.579020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.579147][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.579291][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.579475][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.579608][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.579738][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.579864][ T12] kthread (kernel/kthread.c:436) [ 34.579961][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.580122][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.580253][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.580465][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.580636][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.580766][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.580894][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.583080][ T12] ------------[ cut here ]------------ | [ 34.583326][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.583578][ T12] Modules linked in: ip_gre gre | [ 34.583985][ T12] Tainted: [W]=WARN [ 34.584075][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.584231][ T12] Workqueue: netns cleanup_net [ 34.584360][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.584522][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.584953][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.585104][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a212040 RCX: 1ff4000000018eed [ 34.585304][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2120fc [ 34.585492][ T12] RBP: ff1100000f97c000 R08: 1fe2200001442421 R09: ff11000001aed1d0 [ 34.585675][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 34.585861][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.586047][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.586260][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.586418][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 34.586611][ T12] PKRU: 55555554 [ 34.586704][ T12] Call Trace: [ 34.586798][ T12] [ 34.586862][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.587024][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.587176][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.587296][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.587420][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.587562][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.587683][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.587804][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.587924][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.588051][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.588178][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.588297][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.588421][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.588554][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.588673][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.588792][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.588937][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.589055][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.589191][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.589317][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.589464][ T12] kthread (kernel/kthread.c:436) [ 34.589559][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.589709][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.589828][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.589947][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.590095][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.590217][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.590337][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.592374][ T12] ------------[ cut here ]------------ | [ 34.592589][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.592824][ T12] Modules linked in: ip_gre gre | [ 34.593221][ T12] Tainted: [W]=WARN [ 34.593312][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.593466][ T12] Workqueue: netns cleanup_net [ 34.593606][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.593758][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.594195][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.594730][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54f540 RCX: 1ff4000000018eed [ 34.594906][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54f5fc [ 34.595086][ T12] RBP: ff1100000f8ac000 R08: 1fe22000016a9ec1 R09: ff11000001aed1d0 [ 34.595278][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 34.595460][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.595650][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.595857][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.596006][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 34.596205][ T12] PKRU: 55555554 [ 34.596293][ T12] Call Trace: [ 34.596386][ T12] [ 34.596448][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.596606][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.596758][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.596877][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.596999][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.597119][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.597242][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.597366][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.597486][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.597629][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.597749][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.597869][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.597990][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.598111][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.598233][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.598361][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.598512][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.598637][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.598770][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.598894][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.599013][ T12] kthread (kernel/kthread.c:436) [ 34.599101][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.599259][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.599382][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.599522][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.599671][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.599790][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.599911][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.602131][ T12] ------------[ cut here ]------------ | [ 34.602272][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.603136][ T12] Modules linked in: ip_gre gre | [ 34.603668][ T12] Tainted: [W]=WARN [ 34.603759][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.603934][ T12] Workqueue: netns cleanup_net [ 34.604062][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.604275][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.604840][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.605013][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54f1c0 RCX: 1ff4000000018eed [ 34.605213][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54f27c [ 34.605528][ T12] RBP: ff11000009a69000 R08: 1fe22000016a9e51 R09: ff11000001aed1d0 [ 34.605735][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 34.605924][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.606113][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.606455][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.606620][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 34.606808][ T12] PKRU: 55555554 [ 34.606910][ T12] Call Trace: [ 34.607000][ T12] [ 34.607076][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.607242][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.607475][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.607609][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.607757][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.607973][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.608113][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.608280][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.608442][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.608589][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.608739][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.608895][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.609018][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.609466][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.609602][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.609725][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.609851][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.609972][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.610098][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.610224][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.610351][ T12] kthread (kernel/kthread.c:436) [ 34.610442][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.610595][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.610723][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.610843][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.610992][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.611112][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.611243][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.614942][ T12] ------------[ cut here ]------------ | [ 34.615083][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 34.615331][ T12] Modules linked in: ip_gre gre | [ 34.615744][ T12] Tainted: [W]=WARN [ 34.615835][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.615986][ T12] Workqueue: netns cleanup_net [ 34.616110][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.616270][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.616713][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.616866][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54e040 RCX: 1ff4000000018eed [ 34.617046][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e0fc [ 34.617236][ T12] RBP: ff1100000d6ec000 R08: 1fe22000016a9c21 R09: ff11000001aed1d0 [ 34.617429][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 34.617621][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.617801][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 34.618011][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.618172][ T12] CR2: 00007f4e2aa2ef3f CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 34.618360][ T12] PKRU: 55555554 [ 34.618452][ T12] Call Trace: [ 34.618548][ T12] [ 34.618612][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.618766][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.618927][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.619049][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.619176][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.619303][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.619431][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.619560][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.619683][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.619803][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.619927][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.620050][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.620174][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.620298][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.620423][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.620558][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.620683][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.620802][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.620927][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.621052][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.621180][ T12] kthread (kernel/kthread.c:436) [ 34.621271][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.621425][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.621555][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.621676][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.621825][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.621945][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.622066][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.630128][ T12] ------------[ cut here ]------------ | [ 34.630264][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 34.630960][ T12] Modules linked in: ip_gre gre | [ 34.631420][ T12] Tainted: [W]=WARN [ 34.631519][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.631669][ T12] Workqueue: netns cleanup_net [ 34.631860][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.632015][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.632544][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.632693][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b452900 RCX: 1ff4000000018eed [ 34.632874][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4529bc [ 34.633109][ T12] RBP: ff11000010004000 R08: 1fe220000168a539 R09: ff11000001aed1d0 [ 34.633296][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 34.633565][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.633744][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 34.633953][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.634105][ T12] CR2: 000055f6c13899f8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 34.634292][ T12] PKRU: 55555554 [ 34.634429][ T12] Call Trace: [ 34.634531][ T12] [ 34.634598][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.634751][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.634902][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.635025][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.635153][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.635274][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.635442][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.635569][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.635692][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.635810][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.635932][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.636053][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.636177][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.636298][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.636463][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.636589][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.636714][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.636879][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.637004][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.637130][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.637257][ T12] kthread (kernel/kthread.c:436) [ 34.637396][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.637551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.637688][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.637815][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.637965][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.638105][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.638230][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.641048][ T12] ------------[ cut here ]------------ | [ 34.641181][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 34.641420][ T12] Modules linked in: ip_gre gre | [ 34.641851][ T12] Tainted: [W]=WARN [ 34.641946][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.642103][ T12] Workqueue: netns cleanup_net [ 34.642243][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.642404][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.642854][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.643029][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b453700 RCX: 1ff4000000018eed [ 34.643218][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4537bc [ 34.643476][ T12] RBP: ff1100000eb69000 R08: 1fe220000168a6f9 R09: ff11000001aed1d0 [ 34.643665][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 34.643844][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.644047][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 34.644271][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.644533][ T12] CR2: 000055f6c13899f8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 34.644724][ T12] PKRU: 55555554 [ 34.644829][ T12] Call Trace: [ 34.644931][ T12] [ 34.644994][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.645147][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.645301][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.645468][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.645605][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.645725][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.645846][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.645967][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.646087][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.646211][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.646332][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.646506][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.646626][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.646747][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.646867][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.646988][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.647111][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.647233][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.647404][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.647535][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.647654][ T12] kthread (kernel/kthread.c:436) [ 34.647742][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.647890][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.648015][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.648134][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.648292][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.648459][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.648590][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.651188][ T12] ------------[ cut here ]------------ | [ 34.651321][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 34.651580][ T12] Modules linked in: ip_gre gre | [ 34.651980][ T12] Tainted: [W]=WARN [ 34.652071][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.652222][ T12] Workqueue: netns cleanup_net [ 34.652356][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.652527][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.652949][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 34.653099][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b4538c0 RCX: 1ff4000000018eed [ 34.653280][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45397c [ 34.653506][ T12] RBP: ff1100000999c000 R08: 1fe220000168a731 R09: ff11000001aed1d0 [ 34.653687][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.653862][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.654040][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.654252][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.654410][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 34.654596][ T12] PKRU: 55555554 [ 34.654689][ T12] Call Trace: [ 34.654779][ T12] [ 34.654841][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.654994][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.655141][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 34.655268][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 34.655409][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.655535][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 34.655655][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.655777][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 34.655899][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.656024][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.656147][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.656270][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.656393][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.656522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.656640][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.656762][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.656886][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.657007][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.657132][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.657260][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.657387][ T12] kthread (kernel/kthread.c:436) [ 34.657478][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.657632][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.657752][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.657873][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.658024][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.658144][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.658268][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.672255][ T12] ------------[ cut here ]------------ | [ 34.672401][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 34.672652][ T12] Modules linked in: ip_gre gre | [ 34.673071][ T12] Tainted: [W]=WARN [ 34.673167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.673323][ T12] Workqueue: netns cleanup_net [ 34.673457][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.673623][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.674067][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 34.674231][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b453a80 RCX: 1ff4000000018eaf [ 34.674473][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b453b3c [ 34.674663][ T12] RBP: ff11000009999000 R08: 1fe220000168a769 R09: ff11000001aed1d0 [ 34.674850][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 34.675037][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009004000 [ 34.675230][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.675508][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.675717][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 34.675905][ T12] PKRU: 55555554 [ 34.675999][ T12] Call Trace: [ 34.676091][ T12] [ 34.676161][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.676288][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.676436][ T12] netif_close_many (net/core/dev.c:1804) [ 34.676570][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.676695][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.676821][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.676946][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 34.677071][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 34.677232][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 34.677440][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.677570][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.677724][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.677849][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.677973][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 34.678135][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 34.678272][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 34.678452][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 34.678582][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 34.678708][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 34.678834][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 34.678960][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.679084][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.679217][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.679343][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.679527][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.679654][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.679779][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.679907][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.680036][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.680162][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.680291][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.680471][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.680601][ T12] kthread (kernel/kthread.c:436) [ 34.680696][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.680851][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.680997][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.681123][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.681283][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.681460][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.681590][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.683608][ T12] ------------[ cut here ]------------ | [ 34.683750][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.683997][ T12] Modules linked in: ip_gre gre | [ 34.684439][ T12] Tainted: [W]=WARN [ 34.684539][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.684694][ T12] Workqueue: netns cleanup_net [ 34.684824][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.684986][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.685449][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 34.685612][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b4531c0 RCX: 1ff4000000018eaf [ 34.685802][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45327c [ 34.685994][ T12] RBP: ff11000009004000 R08: 1fe220000168a651 R09: ff11000001aed1d0 [ 34.686185][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 34.686389][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 34.686584][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.686808][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.686965][ T12] CR2: 000055f6c13b8d28 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 34.687156][ T12] PKRU: 55555554 [ 34.687249][ T12] Call Trace: [ 34.687341][ T12] [ 34.687413][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.687549][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 34.687678][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.687774][ T12] netif_close_many (net/core/dev.c:1804) [ 34.687899][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.688023][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.688159][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.688283][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 34.688415][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 34.688585][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 34.688743][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.688873][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.689034][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.689162][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.689288][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 34.689455][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 34.689590][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 34.689718][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 34.689842][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 34.689969][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 34.690095][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 34.690225][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.690359][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.690489][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.690620][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.690743][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.690869][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.690993][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.691118][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.691250][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.691380][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.691516][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.691645][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.691770][ T12] kthread (kernel/kthread.c:436) [ 34.691864][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.692019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.692143][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.692277][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.692445][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.692577][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.692702][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.704912][ T12] ------------[ cut here ]------------ | [ 34.705062][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.705334][ T12] Modules linked in: ip_gre gre | [ 34.705750][ T12] Tainted: [W]=WARN [ 34.705840][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.705997][ T12] Workqueue: netns cleanup_net [ 34.706122][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.706281][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.706774][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 34.706931][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62f000 RCX: 1ff4000000018ed5 [ 34.707112][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f0bc [ 34.707300][ T12] RBP: ff11000009999000 R08: 1fe22000016c5e19 R09: ff11000001aed1d0 [ 34.707535][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 34.707715][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.707896][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.708128][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.708284][ T12] CR2: 000055f6c13b8d28 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 34.708523][ T12] PKRU: 55555554 [ 34.708613][ T12] Call Trace: [ 34.708709][ T12] [ 34.708773][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.708977][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.709134][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.709261][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.709389][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 34.709550][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 34.709673][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 34.709795][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 34.709917][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 34.710039][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 34.710165][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.710285][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.710415][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.710542][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.710662][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.710785][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.710907][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.711031][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.711160][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.711282][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.711414][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.711547][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.711667][ T12] kthread (kernel/kthread.c:436) [ 34.711758][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.711915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.712037][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.712161][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.712313][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.712442][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.712569][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.714972][ T12] ------------[ cut here ]------------ | [ 34.715095][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.715336][ T12] Modules linked in: ip_gre gre | [ 34.715987][ T12] Tainted: [W]=WARN [ 34.716084][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.716242][ T12] Workqueue: netns cleanup_net [ 34.716381][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.716575][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.717017][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 34.717175][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62ec80 RCX: 1ff4000000018ed5 [ 34.717359][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62ed3c [ 34.717548][ T12] RBP: ff11000009004000 R08: 1fe22000016c5da9 R09: ff11000001aed1d0 [ 34.717730][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 34.717912][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.718103][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.718322][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.718480][ T12] CR2: 000055f6c13b8d28 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 34.718668][ T12] PKRU: 55555554 [ 34.718758][ T12] Call Trace: [ 34.718848][ T12] [ 34.718912][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.719069][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.719224][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.719352][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.719476][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 34.719638][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 34.719761][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 34.719884][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 34.720007][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 34.720131][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 34.720257][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.720383][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.720514][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.720637][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.720757][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.720881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.721002][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.721126][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.721256][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.721383][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.721519][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.721647][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.721768][ T12] kthread (kernel/kthread.c:436) [ 34.721861][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.722014][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.722137][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.722263][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.722418][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.722547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.722669][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.725222][ T12] ------------[ cut here ]------------ | [ 34.725343][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 34.726123][ T12] Modules linked in: ip_gre gre | [ 34.726604][ T12] Tainted: [W]=WARN [ 34.726697][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.726848][ T12] Workqueue: netns cleanup_net [ 34.726975][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.727134][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.727629][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 34.727783][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62ee40 RCX: 1ff4000000018ed5 [ 34.727969][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62eefc [ 34.728200][ T12] RBP: ff110000091f1000 R08: 1fe22000016c5de1 R09: ff11000001aed1d0 [ 34.728427][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 34.728613][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 34.728793][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 34.729003][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.729161][ T12] CR2: 000055f6c13b8d28 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 34.729390][ T12] PKRU: 55555554 [ 34.729482][ T12] Call Trace: [ 34.729579][ T12] [ 34.729643][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 34.729799][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 34.729950][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 34.730071][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 34.730194][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 34.730400][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 34.730531][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 34.730654][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 34.731045][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 34.731172][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 34.731294][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 34.731461][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.731591][ T12] cleanup_net (net/core/net_namespace.c:702) [ 34.731712][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 34.731833][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 34.731961][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 34.732083][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 34.732217][ T12] process_one_work (kernel/workqueue.c:3314) [ 34.732342][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 34.732517][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 34.732648][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 34.732774][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 34.732897][ T12] kthread (kernel/kthread.c:436) [ 34.732991][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.733142][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.733270][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.733440][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 34.733599][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.733721][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 34.733842][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.757445][ T781] ------------[ cut here ]------------ | [ 34.757630][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/781 | [ 34.757890][ T781] Modules linked in: ip_gre gre | [ 34.758315][ T781] Tainted: [W]=WARN [ 34.758426][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.758599][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.758773][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.759252][ T781] RSP: 0018:ffa000000159fa80 EFLAGS: 00010286 [ 34.759428][ T781] RAX: 00000000ffffffa6 RBX: ff1100000b2371c0 RCX: 1ff40000002b3f16 [ 34.759639][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23727c [ 34.759837][ T781] RBP: ff11000004f0c000 R08: 1fe2200001646e51 R09: ff1100000f982e80 [ 34.760038][ T781] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.760243][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f0c000 [ 34.760460][ T781] FS: 00007f0825d53840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.760712][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.760879][ T781] CR2: 00007f4e2aaa0f98 CR3: 0000000010579005 CR4: 0000000000771ef0 [ 34.761080][ T781] PKRU: 55555554 [ 34.761186][ T781] Call Trace: [ 34.761286][ T781] [ 34.761361][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.761501][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.761635][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.761736][ T781] register_netdevice (net/core/dev.c:11488) [ 34.761871][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.762037][ T781] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.762175][ T781] register_netdev (net/core/dev.c:11552) [ 34.762307][ T781] loopback_net_init (drivers/net/loopback.c:218) [ 34.762454][ T781] ops_init (net/core/net_namespace.c:137) [ 34.762561][ T781] setup_net (net/core/net_namespace.c:446) [ 34.762661][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.762793][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.762927][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.763062][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.763200][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.763336][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.763479][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.763618][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.763750][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.763883][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.764020][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.764161][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.764292][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.764428][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.764565][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.764696][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.764829][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.764995][ T781] RIP: 0033:0x7f0826015bcb [ 34.765136][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.765627][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.765828][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.766027][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.766227][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.766427][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.766629][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.771246][ T781] ------------[ cut here ]------------ | [ 34.771447][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/781 | [ 34.771741][ T781] Modules linked in: ip_gre gre | [ 34.772260][ T781] Tainted: [W]=WARN [ 34.772434][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.772659][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.772881][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.773424][ T781] RSP: 0018:ffa000000159f918 EFLAGS: 00010286 [ 34.773652][ T781] RAX: 00000000ffffffa6 RBX: ff1100000bcae040 RCX: 1ff40000002b3ee9 [ 34.773898][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae0fc [ 34.774144][ T781] RBP: ff1100000c2c1000 R08: 1fe2200001795c21 R09: ff1100000f982e80 [ 34.774414][ T781] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 34.774676][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2c1000 [ 34.774925][ T781] FS: 00007f0825d53840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 34.775217][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.775447][ T781] CR2: 00007f0825f5a430 CR3: 0000000010579003 CR4: 0000000000771ef0 [ 34.775707][ T781] PKRU: 55555554 [ 34.775856][ T781] Call Trace: [ 34.776007][ T781] [ 34.776125][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.776316][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.776524][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.776679][ T781] register_netdevice (net/core/dev.c:11488) [ 34.776864][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.777080][ T781] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.777275][ T781] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 34.777472][ T781] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 34.777667][ T781] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 34.777853][ T781] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 34.778039][ T781] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 34.778237][ T781] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 34.778436][ T781] ops_init (net/core/net_namespace.c:137) [ 34.778627][ T781] setup_net (net/core/net_namespace.c:446) [ 34.778780][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.778961][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.779148][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.779342][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.779551][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.779740][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.779925][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.780112][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.780316][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.780520][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.780706][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.780892][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.781092][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.781284][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.781483][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.781675][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.781859][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.782072][ T781] RIP: 0033:0x7f0826015bcb [ 34.782273][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.782814][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.783066][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.783325][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.783591][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.783834][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.784082][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.788514][ T781] ------------[ cut here ]------------ | [ 34.788697][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/781 | [ 34.788983][ T781] Modules linked in: ip_gre gre | [ 34.789523][ T781] Tainted: [W]=WARN [ 34.789676][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.789894][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.790120][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.790674][ T781] RSP: 0018:ffa000000159f8f8 EFLAGS: 00010286 [ 34.790929][ T781] RAX: 00000000ffffffa6 RBX: ff1100001077b700 RCX: 1ff40000002b3ee5 [ 34.791187][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077b7bc [ 34.791456][ T781] RBP: ff1100001045c000 R08: 1fe22000020ef6f9 R09: ff1100000f982e80 [ 34.791716][ T781] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 34.791970][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001045c000 [ 34.792238][ T781] FS: 00007f0825d53840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 34.792545][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.792767][ T781] CR2: 00007f0825f5a430 CR3: 0000000010579003 CR4: 0000000000771ef0 [ 34.793023][ T781] PKRU: 55555554 [ 34.793178][ T781] Call Trace: [ 34.793333][ T781] [ 34.793468][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.793668][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.793854][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.794010][ T781] register_netdevice (net/core/dev.c:11488) [ 34.794208][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.794447][ T781] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.794649][ T781] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 34.794837][ T781] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 34.795024][ T781] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 34.795225][ T781] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 34.795428][ T781] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 34.795627][ T781] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 34.795815][ T781] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 34.796009][ T781] vti_init_net (net/ipv4/ip_vti.c:517) [ 34.796202][ T781] ops_init (net/core/net_namespace.c:137) [ 34.796373][ T781] setup_net (net/core/net_namespace.c:446) [ 34.796536][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.796721][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.796908][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.797096][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.797297][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.797513][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.797703][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.797890][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.798076][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.798274][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.798474][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.798675][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.798865][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.799050][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.799248][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.799449][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.799648][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.799867][ T781] RIP: 0033:0x7f0826015bcb [ 34.800059][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.800624][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.800880][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.801133][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.801411][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.801672][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.801923][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.806664][ T781] ------------[ cut here ]------------ | [ 34.806846][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/781 | [ 34.807128][ T781] Modules linked in: ip_gre gre | [ 34.807677][ T781] Tainted: [W]=WARN [ 34.807828][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.808047][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.808286][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.808848][ T781] RSP: 0018:ffa000000159fa78 EFLAGS: 00010286 [ 34.809071][ T781] RAX: 00000000ffffffa6 RBX: ff1100001077b380 RCX: 1ff40000002b3f15 [ 34.809333][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077b43c [ 34.809606][ T781] RBP: ff1100000a32c000 R08: 1fe22000020ef689 R09: ff1100000f982e80 [ 34.809860][ T781] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 34.810109][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 34.810386][ T781] FS: 00007f0825d53840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 34.810682][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.810904][ T781] CR2: 00007f0825f5a430 CR3: 0000000010579003 CR4: 0000000000771ef0 [ 34.811160][ T781] PKRU: 55555554 [ 34.811317][ T781] Call Trace: [ 34.811482][ T781] [ 34.811612][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.811799][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.811986][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.812139][ T781] register_netdevice (net/core/dev.c:11488) [ 34.812339][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.812581][ T781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.812769][ T781] register_netdev (net/core/dev.c:11552) [ 34.812955][ T781] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 34.813141][ T781] ops_init (net/core/net_namespace.c:137) [ 34.813305][ T781] setup_net (net/core/net_namespace.c:446) [ 34.813474][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.813671][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.813858][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.814045][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.814243][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.814447][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.814643][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.814828][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.815014][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.815208][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.815405][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.815602][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.815785][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.815969][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.816154][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.816364][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.816562][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.816779][ T781] RIP: 0033:0x7f0826015bcb [ 34.816968][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.817526][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.817781][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.818039][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.818303][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.818577][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.818831][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.823548][ T781] ------------[ cut here ]------------ | [ 34.823734][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/781 | [ 34.824017][ T781] Modules linked in: ip_gre gre | [ 34.824560][ T781] Tainted: [W]=WARN [ 34.824711][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.824931][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.825156][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.825706][ T781] RSP: 0018:ffa000000159fa68 EFLAGS: 00010286 [ 34.825927][ T781] RAX: 00000000ffffffa6 RBX: ff1100000fa28ac0 RCX: 1ff40000002b3f13 [ 34.826183][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28b7c [ 34.826453][ T781] RBP: ff1100000fc7c000 R08: 1fe2200001f45171 R09: ff1100000f982e80 [ 34.826713][ T781] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 34.826962][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc7c000 [ 34.827227][ T781] FS: 00007f0825d53840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 34.827533][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.827750][ T781] CR2: 00007f0825f5a430 CR3: 0000000010579003 CR4: 0000000000771ef0 [ 34.828003][ T781] PKRU: 55555554 [ 34.828155][ T781] Call Trace: [ 34.828335][ T781] [ 34.828473][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.828669][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.828854][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.829009][ T781] register_netdevice (net/core/dev.c:11488) [ 34.829203][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.829440][ T781] register_netdev (net/core/dev.c:11552) [ 34.829635][ T781] sit_init_net (net/ipv6/sit.c:1860) [ 34.829823][ T781] ops_init (net/core/net_namespace.c:137) [ 34.829977][ T781] setup_net (net/core/net_namespace.c:446) [ 34.830131][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.830322][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.830529][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.830717][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.830903][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.831093][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.831289][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.831487][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.831681][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.831866][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.832051][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.832247][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.832447][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.832645][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.832830][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.833013][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.833207][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.833434][ T781] RIP: 0033:0x7f0826015bcb [ 34.833634][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.834164][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.834434][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.834691][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.834942][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.835196][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.835460][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.840745][ T781] ------------[ cut here ]------------ | [ 34.840938][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/781 | [ 34.841231][ T781] Modules linked in: ip_gre gre | [ 34.841769][ T781] Tainted: [W]=WARN [ 34.841922][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.842141][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.842392][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.842929][ T781] RSP: 0018:ffa000000159fa78 EFLAGS: 00010286 [ 34.843152][ T781] RAX: 00000000ffffffa6 RBX: ff1100000b636740 RCX: 1ff40000002b3f15 [ 34.843424][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6367fc [ 34.843686][ T781] RBP: ff1100000e849000 R08: 1fe22000016c6d01 R09: ff1100000f982e80 [ 34.843941][ T781] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 34.844196][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e849000 [ 34.844464][ T781] FS: 00007f0825d53840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 34.844777][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.845003][ T781] CR2: 00007f0825f5a430 CR3: 0000000010579003 CR4: 0000000000771ef0 [ 34.845270][ T781] PKRU: 55555554 [ 34.845455][ T781] Call Trace: [ 34.845617][ T781] [ 34.845744][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.845930][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.846115][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.846276][ T781] register_netdevice (net/core/dev.c:11488) [ 34.846476][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.846703][ T781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 34.846892][ T781] register_netdev (net/core/dev.c:11552) [ 34.847078][ T781] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 34.847275][ T781] ops_init (net/core/net_namespace.c:137) [ 34.847440][ T781] setup_net (net/core/net_namespace.c:446) [ 34.847603][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.847785][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.847973][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.848164][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.848370][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.848568][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.848754][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.848939][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.849126][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.849318][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.849528][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.849716][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.849900][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.850086][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.850281][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.850480][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.850680][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.850894][ T781] RIP: 0033:0x7f0826015bcb [ 34.851085][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.851639][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.851894][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.852142][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.852414][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.852671][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.852924][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.858433][ T781] ------------[ cut here ]------------ | [ 34.858645][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/781 | [ 34.858926][ T781] Modules linked in: ip_gre gre | [ 34.859453][ T781] Tainted: [W]=WARN [ 34.859624][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.859841][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.860069][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.860688][ T781] RSP: 0018:ffa000000159f918 EFLAGS: 00010286 [ 34.860964][ T781] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff40000002b3ee9 [ 34.861279][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 34.861604][ T781] RBP: ff1100000ed69000 R08: 1fe2200001f452f9 R09: ff1100000f982e80 [ 34.861928][ T781] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 34.862234][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed69000 [ 34.862563][ T781] FS: 00007f0825d53840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 34.862904][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.863191][ T781] CR2: 00007f0825f5a430 CR3: 0000000010579003 CR4: 0000000000771ef0 [ 34.863522][ T781] PKRU: 55555554 [ 34.863727][ T781] Call Trace: [ 34.863932][ T781] [ 34.864105][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.864375][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.864625][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.864828][ T781] register_netdevice (net/core/dev.c:11488) [ 34.865068][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.865366][ T781] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.865619][ T781] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 34.865856][ T781] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 34.866097][ T781] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 34.866411][ T781] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 34.866659][ T781] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 34.866900][ T781] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 34.867138][ T781] ops_init (net/core/net_namespace.c:137) [ 34.867367][ T781] setup_net (net/core/net_namespace.c:446) [ 34.867583][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.867822][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.868063][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.868312][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.868570][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.868810][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.869049][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.869295][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.869560][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.869798][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.870035][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.870288][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.870549][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.870787][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.871024][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.871273][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.871536][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.871805][ T781] RIP: 0033:0x7f0826015bcb [ 34.872051][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.872658][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.872967][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.873292][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.873616][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.873917][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.874227][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.886736][ T781] ------------[ cut here ]------------ | [ 34.886884][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/781 | [ 34.887135][ T781] Modules linked in: ip_gre gre | [ 34.887564][ T781] Tainted: [W]=WARN [ 34.887665][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.887830][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.888003][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.888484][ T781] RSP: 0018:ffa000000159f918 EFLAGS: 00010286 [ 34.888654][ T781] RAX: 00000000ffffffa6 RBX: ff1100000fa16740 RCX: 1ff40000002b3ee9 [ 34.888850][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa167fc [ 34.889047][ T781] RBP: ff1100000eb41000 R08: 1fe2200001f42d01 R09: ff1100000f982e80 [ 34.889248][ T781] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.889451][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb41000 [ 34.889654][ T781] FS: 00007f0825d53840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.889897][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.890072][ T781] CR2: 00007f4e2aaa0f98 CR3: 0000000010579005 CR4: 0000000000771ef0 [ 34.890285][ T781] PKRU: 55555554 [ 34.890393][ T781] Call Trace: [ 34.890491][ T781] [ 34.890564][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.890695][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.890826][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.890954][ T781] register_netdevice (net/core/dev.c:11488) [ 34.891086][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.891255][ T781] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.891395][ T781] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 34.891533][ T781] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 34.891665][ T781] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 34.891798][ T781] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 34.891929][ T781] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 34.892063][ T781] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 34.892222][ T781] ops_init (net/core/net_namespace.c:137) [ 34.892324][ T781] setup_net (net/core/net_namespace.c:446) [ 34.892427][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.892562][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.892694][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.892829][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.892961][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.893110][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.893249][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.893386][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.893524][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.893656][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.893789][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.893922][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.894054][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.894191][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.894322][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.894458][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.894595][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.894756][ T781] RIP: 0033:0x7f0826015bcb [ 34.894893][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.895364][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.895567][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.895761][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.895954][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.896153][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.896352][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.900720][ T781] ------------[ cut here ]------------ | [ 34.900874][ T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/781 | [ 34.901104][ T781] Modules linked in: ip_gre gre | [ 34.901523][ T781] Tainted: [W]=WARN [ 34.901625][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.901787][ T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.901955][ T781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.902429][ T781] RSP: 0018:ffa000000159f918 EFLAGS: 00010286 [ 34.902599][ T781] RAX: 00000000ffffffa6 RBX: ff1100000da891c0 RCX: 1ff40000002b3ee9 [ 34.902818][ T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da8927c [ 34.903012][ T781] RBP: ff11000005014000 R08: 1fe2200001b51251 R09: ff1100000f982e80 [ 34.903214][ T781] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.903415][ T781] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005014000 [ 34.903619][ T781] FS: 00007f0825d53840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.903848][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.904010][ T781] CR2: 00007f4e2aaa0f98 CR3: 0000000010579005 CR4: 0000000000771ef0 [ 34.904214][ T781] PKRU: 55555554 [ 34.904322][ T781] Call Trace: [ 34.904432][ T781] [ 34.904505][ T781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.904636][ T781] ? notifier_call_chain (kernel/notifier.c:85) [ 34.904768][ T781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.904869][ T781] register_netdevice (net/core/dev.c:11488) [ 34.905002][ T781] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.905172][ T781] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.905304][ T781] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 34.905441][ T781] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 34.905578][ T781] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 34.905711][ T781] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 34.905843][ T781] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 34.905977][ T781] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 34.906115][ T781] ops_init (net/core/net_namespace.c:137) [ 34.906222][ T781] setup_net (net/core/net_namespace.c:446) [ 34.906322][ T781] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.906470][ T781] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.906606][ T781] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.906739][ T781] copy_net_ns (net/core/net_namespace.c:579) [ 34.906872][ T781] create_new_namespaces (kernel/nsproxy.c:132) [ 34.907007][ T781] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.907141][ T781] ksys_unshare (kernel/fork.c:3243) [ 34.907277][ T781] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.907415][ T781] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.907555][ T781] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.907687][ T781] ? __ia32_sys_open (fs/open.c:1374) [ 34.907822][ T781] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.907953][ T781] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.908086][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.908223][ T781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.908359][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.908491][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.908660][ T781] RIP: 0033:0x7f0826015bcb [ 34.908796][ T781] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.909283][ T781] RSP: 002b:00007fffa8149ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 34.909484][ T781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0826015bcb [ 34.909683][ T781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.909878][ T781] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.910077][ T781] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa814bed0 [ 34.910279][ T781] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa814c877 | [ 34.951303][ T782] ------------[ cut here ]------------ | [ 34.951471][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/782 | [ 34.951712][ T782] Modules linked in: ip_gre gre | [ 34.952123][ T782] Tainted: [W]=WARN [ 34.952228][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.952401][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.952585][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.953060][ T782] RSP: 0018:ffa000000162fa80 EFLAGS: 00010286 [ 34.953233][ T782] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff40000002c5f16 [ 34.953439][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 34.953645][ T782] RBP: ff1100001001c000 R08: 1fe22000017a4fd9 R09: ff1100000f980b80 [ 34.953846][ T782] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.954043][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001001c000 [ 34.954249][ T782] FS: 00007f03a802a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.954488][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.954661][ T782] CR2: 00007f03a822bc20 CR3: 00000000127a0002 CR4: 0000000000771ef0 [ 34.954863][ T782] PKRU: 55555554 [ 34.954964][ T782] Call Trace: [ 34.955063][ T782] [ 34.955134][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.955275][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 34.955415][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.955524][ T782] register_netdevice (net/core/dev.c:11488) [ 34.955660][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.955826][ T782] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.955962][ T782] register_netdev (net/core/dev.c:11552) [ 34.956095][ T782] loopback_net_init (drivers/net/loopback.c:218) [ 34.956235][ T782] ops_init (net/core/net_namespace.c:137) [ 34.956338][ T782] setup_net (net/core/net_namespace.c:446) [ 34.956446][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.956584][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.956716][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.956852][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 34.956986][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 34.957121][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.957259][ T782] ksys_unshare (kernel/fork.c:3243) [ 34.957395][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.957534][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.957667][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.957803][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 34.957938][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.958072][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.958209][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.958341][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.958481][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.958621][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.958785][ T782] RIP: 0033:0x7f03a82ecbcb [ 34.958927][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.959411][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 34.959618][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 34.959816][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.960026][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.960226][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 34.960426][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 34.964630][ T782] ------------[ cut here ]------------ | [ 34.964780][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/782 | [ 34.965017][ T782] Modules linked in: ip_gre gre | [ 34.965431][ T782] Tainted: [W]=WARN [ 34.965536][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.965701][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.966119][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.966683][ T782] RSP: 0018:ffa000000162f918 EFLAGS: 00010286 [ 34.966898][ T782] RAX: 00000000ffffffa6 RBX: ff1100000b701000 RCX: 1ff40000002c5ee9 [ 34.967107][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7010bc [ 34.967309][ T782] RBP: ff1100000ec44000 R08: 1fe22000016e0219 R09: ff1100000f980b80 [ 34.967517][ T782] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.967712][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec44000 [ 34.968083][ T782] FS: 00007f03a802a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.968320][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.968491][ T782] CR2: 00007f03a822bc20 CR3: 00000000127a0002 CR4: 0000000000771ef0 [ 34.968694][ T782] PKRU: 55555554 [ 34.968793][ T782] Call Trace: [ 34.968891][ T782] [ 34.968959][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.969090][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 34.969228][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.969330][ T782] register_netdevice (net/core/dev.c:11488) [ 34.969471][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.969640][ T782] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.969774][ T782] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 34.969904][ T782] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 34.970037][ T782] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 34.970176][ T782] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 34.970309][ T782] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 34.970448][ T782] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 34.970587][ T782] ops_init (net/core/net_namespace.c:137) [ 34.970688][ T782] setup_net (net/core/net_namespace.c:446) [ 34.970790][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.970926][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.971059][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.971197][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 34.971331][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 34.971472][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.971609][ T782] ksys_unshare (kernel/fork.c:3243) [ 34.971741][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.971874][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.972007][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.972141][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 34.972280][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.972417][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.972555][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.972686][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.972817][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.972948][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.973112][ T782] RIP: 0033:0x7f03a82ecbcb [ 34.973255][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.973753][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 34.973952][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 34.974157][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.974359][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.974565][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 34.974783][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 34.978698][ T782] ------------[ cut here ]------------ | [ 34.978843][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/782 | [ 34.979073][ T782] Modules linked in: ip_gre gre | [ 34.979640][ T782] Tainted: [W]=WARN [ 34.979742][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.979910][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 34.980085][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 34.980593][ T782] RSP: 0018:ffa000000162f8f8 EFLAGS: 00010286 [ 34.980762][ T782] RAX: 00000000ffffffa6 RBX: ff1100000b700040 RCX: 1ff40000002c5ee5 [ 34.980963][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7000fc [ 34.981169][ T782] RBP: ff1100000a39c000 R08: 1fe22000016e0021 R09: ff1100000f980b80 [ 34.981375][ T782] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 34.981583][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a39c000 [ 34.981786][ T782] FS: 00007f03a802a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 34.982022][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.982194][ T782] CR2: 00007f03a822bc20 CR3: 00000000127a0002 CR4: 0000000000771ef0 [ 34.982404][ T782] PKRU: 55555554 [ 34.982512][ T782] Call Trace: [ 34.982612][ T782] [ 34.982683][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 34.982818][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 34.982955][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 34.983059][ T782] register_netdevice (net/core/dev.c:11488) [ 34.983200][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 34.983373][ T782] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 34.983516][ T782] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 34.983650][ T782] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 34.983784][ T782] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 34.983921][ T782] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 34.984056][ T782] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 34.984195][ T782] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 34.984329][ T782] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 34.984475][ T782] vti_init_net (net/ipv4/ip_vti.c:517) [ 34.984614][ T782] ops_init (net/core/net_namespace.c:137) [ 34.984717][ T782] setup_net (net/core/net_namespace.c:446) [ 34.984820][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 34.984956][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 34.985090][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 34.985230][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 34.985372][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 34.985518][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 34.985655][ T782] ksys_unshare (kernel/fork.c:3243) [ 34.985790][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 34.985928][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 34.986065][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 34.986205][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 34.986342][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 34.986493][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 34.986697][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 34.986831][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 34.986965][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 34.987102][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.987274][ T782] RIP: 0033:0x7f03a82ecbcb [ 34.987420][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 34.987898][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 34.988104][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 34.988310][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 34.988523][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 34.988764][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 34.988967][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 35.000868][ T782] ------------[ cut here ]------------ | [ 35.001048][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/782 | [ 35.001285][ T782] Modules linked in: ip_gre gre | [ 35.001713][ T782] Tainted: [W]=WARN [ 35.001826][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.001993][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.002191][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.002673][ T782] RSP: 0018:ffa000000162fa78 EFLAGS: 00010286 [ 35.002840][ T782] RAX: 00000000ffffffa6 RBX: ff1100000c69a900 RCX: 1ff40000002c5f15 [ 35.003042][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a9bc [ 35.003250][ T782] RBP: ff1100000fca4000 R08: 1fe22000018d3539 R09: ff1100000f980b80 [ 35.003457][ T782] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 35.003664][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fca4000 [ 35.003867][ T782] FS: 00007f03a802a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.004103][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.004275][ T782] CR2: 000055f6c13899f8 CR3: 00000000127a0004 CR4: 0000000000771ef0 [ 35.004485][ T782] PKRU: 55555554 [ 35.004590][ T782] Call Trace: [ 35.004691][ T782] [ 35.004761][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.004896][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 35.005031][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.005133][ T782] register_netdevice (net/core/dev.c:11488) [ 35.005273][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.005446][ T782] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.005590][ T782] register_netdev (net/core/dev.c:11552) [ 35.005742][ T782] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 35.005876][ T782] ops_init (net/core/net_namespace.c:137) [ 35.005980][ T782] setup_net (net/core/net_namespace.c:446) [ 35.006081][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 35.006220][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 35.006359][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 35.006503][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 35.006638][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 35.006774][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 35.006908][ T782] ksys_unshare (kernel/fork.c:3243) [ 35.007041][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.007180][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 35.007313][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 35.007455][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 35.007597][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 35.007729][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 35.007862][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.007995][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.008127][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.008276][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.008445][ T782] RIP: 0033:0x7f03a82ecbcb [ 35.008593][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.009062][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 35.009266][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 35.009471][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 35.009675][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 35.009874][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 35.010071][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 35.021091][ T782] ------------[ cut here ]------------ | [ 35.021235][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/782 | [ 35.021467][ T782] Modules linked in: ip_gre gre | [ 35.021884][ T782] Tainted: [W]=WARN [ 35.021984][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.022154][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.022326][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.022813][ T782] RSP: 0018:ffa000000162fa68 EFLAGS: 00010286 [ 35.022979][ T782] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff40000002c5f13 [ 35.023181][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 35.023387][ T782] RBP: ff1100000f9a4000 R08: 1fe22000018d3459 R09: ff1100000f980b80 [ 35.023596][ T782] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 35.023796][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9a4000 [ 35.023995][ T782] FS: 00007f03a802a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.024230][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.024401][ T782] CR2: 000055f6c13899f8 CR3: 00000000127a0004 CR4: 0000000000771ef0 [ 35.024608][ T782] PKRU: 55555554 [ 35.024705][ T782] Call Trace: [ 35.024804][ T782] [ 35.024873][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.025007][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 35.025140][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.025246][ T782] register_netdevice (net/core/dev.c:11488) [ 35.025386][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.025559][ T782] register_netdev (net/core/dev.c:11552) [ 35.025691][ T782] sit_init_net (net/ipv6/sit.c:1860) [ 35.025823][ T782] ops_init (net/core/net_namespace.c:137) [ 35.025925][ T782] setup_net (net/core/net_namespace.c:446) [ 35.026025][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 35.026161][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 35.026293][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 35.026440][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 35.026583][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 35.026718][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 35.026851][ T782] ksys_unshare (kernel/fork.c:3243) [ 35.026984][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.027117][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 35.027255][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 35.027393][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 35.027533][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 35.027666][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 35.027798][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.027930][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.028064][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.028198][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.028364][ T782] RIP: 0033:0x7f03a82ecbcb [ 35.028513][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.028994][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 35.029196][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 35.029401][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 35.029606][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 35.029804][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 35.030004][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 35.034742][ T782] ------------[ cut here ]------------ | [ 35.034884][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/782 | [ 35.035115][ T782] Modules linked in: ip_gre gre | [ 35.035538][ T782] Tainted: [W]=WARN [ 35.035639][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.035805][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.035978][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.036465][ T782] RSP: 0018:ffa000000162fa78 EFLAGS: 00010286 [ 35.036639][ T782] RAX: 00000000ffffffa6 RBX: ff110000128a0580 RCX: 1ff40000002c5f15 [ 35.036839][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a063c [ 35.037040][ T782] RBP: ff1100000fb44000 R08: 1fe22000025140c9 R09: ff1100000f980b80 [ 35.037251][ T782] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 35.037464][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb44000 [ 35.037675][ T782] FS: 00007f03a802a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.037910][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.038088][ T782] CR2: 000055f6c13899f8 CR3: 00000000127a0004 CR4: 0000000000771ef0 [ 35.038295][ T782] PKRU: 55555554 [ 35.038408][ T782] Call Trace: [ 35.038514][ T782] [ 35.038585][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.038719][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 35.038853][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.038955][ T782] register_netdevice (net/core/dev.c:11488) [ 35.039091][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.039261][ T782] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.039407][ T782] register_netdev (net/core/dev.c:11552) [ 35.039548][ T782] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 35.039684][ T782] ops_init (net/core/net_namespace.c:137) [ 35.039787][ T782] setup_net (net/core/net_namespace.c:446) [ 35.039890][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 35.040024][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 35.040162][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 35.040298][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 35.040440][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 35.040583][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 35.040720][ T782] ksys_unshare (kernel/fork.c:3243) [ 35.040863][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.040998][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 35.041133][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 35.041273][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 35.041421][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 35.041561][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 35.041698][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.041830][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.041965][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.042098][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.042270][ T782] RIP: 0033:0x7f03a82ecbcb [ 35.042415][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.042900][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 35.043103][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 35.043313][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 35.043526][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 35.043726][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 35.043928][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 35.047843][ T782] ------------[ cut here ]------------ | [ 35.047979][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/782 | [ 35.048214][ T782] Modules linked in: ip_gre gre | [ 35.048637][ T782] Tainted: [W]=WARN [ 35.048738][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.048908][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.049081][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.049571][ T782] RSP: 0018:ffa000000162f918 EFLAGS: 00010286 [ 35.049741][ T782] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff40000002c5ee9 [ 35.049940][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 35.050152][ T782] RBP: ff1100000feac000 R08: 1fe2200002514251 R09: ff1100000f980b80 [ 35.050358][ T782] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 35.050564][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feac000 [ 35.050766][ T782] FS: 00007f03a802a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.051011][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.051187][ T782] CR2: 000055f6c13899f8 CR3: 00000000127a0004 CR4: 0000000000771ef0 [ 35.051396][ T782] PKRU: 55555554 [ 35.051496][ T782] Call Trace: [ 35.051602][ T782] [ 35.051672][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.051806][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 35.051943][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.052046][ T782] register_netdevice (net/core/dev.c:11488) [ 35.052187][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.052359][ T782] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.052496][ T782] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 35.052635][ T782] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 35.052769][ T782] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 35.052904][ T782] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 35.053039][ T782] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 35.053181][ T782] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 35.053318][ T782] ops_init (net/core/net_namespace.c:137) [ 35.053425][ T782] setup_net (net/core/net_namespace.c:446) [ 35.053531][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 35.053664][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 35.053798][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 35.053937][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 35.054080][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 35.054223][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 35.054366][ T782] ksys_unshare (kernel/fork.c:3243) [ 35.054513][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.054647][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 35.054784][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 35.054919][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 35.055055][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 35.055194][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 35.055329][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.055467][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.055609][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.055744][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.055914][ T782] RIP: 0033:0x7f03a82ecbcb [ 35.056054][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.056549][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 35.056753][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 35.056952][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 35.057157][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 35.057361][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 35.057568][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 35.062846][ T782] ------------[ cut here ]------------ | [ 35.062986][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/782 | [ 35.063230][ T782] Modules linked in: ip_gre gre | [ 35.063651][ T782] Tainted: [W]=WARN [ 35.063753][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.063930][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.064107][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.064601][ T782] RSP: 0018:ffa000000162f918 EFLAGS: 00010286 [ 35.064768][ T782] RAX: 00000000ffffffa6 RBX: ff1100000278b540 RCX: 1ff40000002c5ee9 [ 35.064971][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b5fc [ 35.065176][ T782] RBP: ff1100000ee11000 R08: 1fe22000004f16c1 R09: ff1100000f980b80 [ 35.065381][ T782] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 35.065587][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee11000 [ 35.065788][ T782] FS: 00007f03a802a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.066022][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.066194][ T782] CR2: 000055f6c13899f8 CR3: 00000000127a0004 CR4: 0000000000771ef0 [ 35.066406][ T782] PKRU: 55555554 [ 35.066512][ T782] Call Trace: [ 35.066616][ T782] [ 35.066685][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.066820][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 35.066955][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.067057][ T782] register_netdevice (net/core/dev.c:11488) [ 35.067196][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.067368][ T782] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.067513][ T782] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 35.067646][ T782] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 35.067780][ T782] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 35.067916][ T782] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 35.068051][ T782] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 35.068197][ T782] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 35.068341][ T782] ops_init (net/core/net_namespace.c:137) [ 35.068449][ T782] setup_net (net/core/net_namespace.c:446) [ 35.068556][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 35.068688][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 35.068822][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 35.068957][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 35.069091][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 35.069230][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 35.069433][ T782] ksys_unshare (kernel/fork.c:3243) [ 35.069630][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.069765][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 35.069898][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 35.070034][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 35.070174][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 35.070307][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 35.070503][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.070638][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.070771][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.070905][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.071071][ T782] RIP: 0033:0x7f03a82ecbcb [ 35.071216][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.071755][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 35.071956][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 35.072159][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 35.072413][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 35.072618][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 35.072819][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 35.079342][ T782] ------------[ cut here ]------------ | [ 35.079506][ T782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/782 | [ 35.079741][ T782] Modules linked in: ip_gre gre | [ 35.080150][ T782] Tainted: [W]=WARN [ 35.080254][ T782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.080428][ T782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.080611][ T782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.081081][ T782] RSP: 0018:ffa000000162f918 EFLAGS: 00010286 [ 35.081253][ T782] RAX: 00000000ffffffa6 RBX: ff1100000bd271c0 RCX: 1ff40000002c5ee9 [ 35.081462][ T782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2727c [ 35.081665][ T782] RBP: ff11000010391000 R08: 1fe22000017a4e51 R09: ff1100000f980b80 [ 35.081862][ T782] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 35.082061][ T782] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010391000 [ 35.082266][ T782] FS: 00007f03a802a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 35.082512][ T782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.082680][ T782] CR2: 00007f03a822bc20 CR3: 00000000127a0002 CR4: 0000000000771ef0 [ 35.082881][ T782] PKRU: 55555554 [ 35.082980][ T782] Call Trace: [ 35.083080][ T782] [ 35.083154][ T782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.083290][ T782] ? notifier_call_chain (kernel/notifier.c:85) [ 35.083429][ T782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.083535][ T782] register_netdevice (net/core/dev.c:11488) [ 35.083669][ T782] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.083863][ T782] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.084003][ T782] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 35.084137][ T782] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 35.084275][ T782] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 35.084416][ T782] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 35.084556][ T782] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 35.084693][ T782] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 35.084829][ T782] ops_init (net/core/net_namespace.c:137) [ 35.084933][ T782] setup_net (net/core/net_namespace.c:446) [ 35.085035][ T782] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 35.085175][ T782] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 35.085307][ T782] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 35.085449][ T782] copy_net_ns (net/core/net_namespace.c:579) [ 35.085591][ T782] create_new_namespaces (kernel/nsproxy.c:132) [ 35.085726][ T782] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 35.085860][ T782] ksys_unshare (kernel/fork.c:3243) [ 35.085993][ T782] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.086127][ T782] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 35.086262][ T782] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 35.086407][ T782] ? __ia32_sys_open (fs/open.c:1374) [ 35.086550][ T782] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 35.086713][ T782] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 35.086846][ T782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.086980][ T782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.087113][ T782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.087254][ T782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.087424][ T782] RIP: 0033:0x7f03a82ecbcb [ 35.087567][ T782] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.088040][ T782] RSP: 002b:00007ffced074188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 35.088245][ T782] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03a82ecbcb [ 35.088449][ T782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 35.092293][ T782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 35.092494][ T782] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffced0763b0 [ 35.092700][ T782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced077877 | [ 35.127086][ T783] ------------[ cut here ]------------ | [ 35.127258][ T783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/783 | [ 35.127511][ T783] Modules linked in: ip_gre gre | [ 35.127928][ T783] Tainted: [W]=WARN [ 35.128031][ T783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.128207][ T783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.128389][ T783] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.128878][ T783] RSP: 0018:ffa000000163ee30 EFLAGS: 00010286 [ 35.129050][ T783] RAX: 00000000ffffffa6 RBX: ff11000010782580 RCX: 1ff40000002c7d8c [ 35.129258][ T783] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078263c [ 35.129468][ T783] RBP: ff1100000eaf4000 R08: 1fe22000020f04c9 R09: ff1100001292ae80 [ 35.129693][ T783] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 35.129896][ T783] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103bfc08 [ 35.130100][ T783] FS: 00007f86522d6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 35.130345][ T783] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.130529][ T783] CR2: 000000000042ebe0 CR3: 0000000010720004 CR4: 0000000000771ef0 [ 35.130734][ T783] PKRU: 55555554 [ 35.130835][ T783] Call Trace: [ 35.130936][ T783] [ 35.131009][ T783] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.131152][ T783] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.131260][ T783] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 35.131438][ T783] __dev_notify_flags (net/core/dev.c:9787) [ 35.131587][ T783] ? netif_change_name (net/core/dev.c:1495) [ 35.131723][ T783] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.131859][ T783] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.132002][ T783] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.132145][ T783] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 35.132286][ T783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.132428][ T783] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 35.132571][ T783] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 35.132706][ T783] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.132841][ T783] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 35.132979][ T783] veth_newlink (drivers/net/veth.c:1871) [ 35.133117][ T783] ? veth_poll_controller (drivers/net/veth.c:1470) [ 35.133257][ T783] ? kasan_save_stack (mm/kasan/common.c:57) [ 35.133423][ T783] ? kasan_save_track (mm/kasan/common.c:78) [ 35.133563][ T783] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 35.133713][ T783] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 35.133847][ T783] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 35.133982][ T783] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 35.134119][ T783] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.134260][ T783] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 35.134405][ T783] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 35.134552][ T783] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 35.134687][ T783] ? __dev_get_by_name (net/core/dev.c:883) [ 35.134822][ T783] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 35.134964][ T783] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 35.135105][ T783] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.135250][ T783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.135393][ T783] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.135535][ T783] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.135671][ T783] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.135814][ T783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.135955][ T783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.136094][ T783] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.136234][ T783] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.136377][ T783] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.136520][ T783] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.136656][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.136795][ T783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.136931][ T783] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.137071][ T783] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.137213][ T783] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.137355][ T783] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.137496][ T783] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.137638][ T783] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.137775][ T783] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.137914][ T783] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.138050][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.138220][ T783] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.138361][ T783] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.138503][ T783] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.138643][ T783] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.138780][ T783] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.138916][ T783] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.139084][ T783] ? move_addr_to_kernel (net/socket.c:258) [ 35.139230][ T783] ___sys_sendmsg (net/socket.c:2752) [ 35.139373][ T783] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.139520][ T783] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.139694][ T783] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 35.139832][ T783] __sys_sendmsg (net/socket.c:2784) [ 35.139970][ T783] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.140112][ T783] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 35.140254][ T783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.140397][ T783] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.140540][ T783] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.140676][ T783] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.140813][ T783] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.140982][ T783] RIP: 0033:0x7f865251008e [ 35.141126][ T783] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.141628][ T783] RSP: 002b:00007fff8f3100e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.141835][ T783] RAX: ffffffffffffffda RBX: 00007fff8f310890 RCX: 00007f865251008e [ 35.142038][ T783] RDX: 0000000000000000 RSI: 00007fff8f310190 RDI: 0000000000000005 [ 35.142246][ T783] RBP: 00007fff8f3100f0 R08: 0000000000000000 R09: 0000000000000000 [ 35.142457][ T783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.142667][ T783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8f310850 | [ 35.158715][ T783] ------------[ cut here ]------------ | [ 35.158864][ T783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/783 | [ 35.159101][ T783] Modules linked in: ip_gre gre | [ 35.159534][ T783] Tainted: [W]=WARN [ 35.159635][ T783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.159807][ T783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.159982][ T783] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.160477][ T783] RSP: 0018:ffa000000163f1b0 EFLAGS: 00010286 [ 35.160654][ T783] RAX: 00000000ffffffa6 RBX: ff11000010453000 RCX: 1ff40000002c7dfc [ 35.160855][ T783] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104530bc [ 35.161056][ T783] RBP: ff11000012744000 R08: 1fe220000208a619 R09: ff1100001292ae80 [ 35.161262][ T783] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 35.161490][ T783] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 35.161711][ T783] FS: 00007f86522d6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 35.161948][ T783] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.162116][ T783] CR2: 000000000042ebe0 CR3: 0000000010720004 CR4: 0000000000771ef0 [ 35.162327][ T783] PKRU: 55555554 [ 35.162434][ T783] Call Trace: [ 35.162543][ T783] [ 35.162613][ T783] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.162754][ T783] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.162858][ T783] __dev_notify_flags (net/core/dev.c:9787) [ 35.162995][ T783] ? netif_change_name (net/core/dev.c:1495) [ 35.163132][ T783] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 35.163293][ T783] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.163437][ T783] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 35.163583][ T783] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 35.163722][ T783] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 35.163857][ T783] ? __dev_get_by_name (net/core/dev.c:883) [ 35.163992][ T783] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 35.164133][ T783] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 35.164279][ T783] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.164424][ T783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.164563][ T783] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.164698][ T783] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.164835][ T783] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.164970][ T783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.165109][ T783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.165251][ T783] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.165394][ T783] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.165535][ T783] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.165669][ T783] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.165803][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.165942][ T783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.166076][ T783] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.166223][ T783] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.166368][ T783] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.166511][ T783] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.166651][ T783] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.166786][ T783] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.166925][ T783] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.167061][ T783] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.167200][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.167336][ T783] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.167480][ T783] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.167622][ T783] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.167760][ T783] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.167896][ T783] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.168036][ T783] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.168209][ T783] ? move_addr_to_kernel (net/socket.c:258) [ 35.168354][ T783] ___sys_sendmsg (net/socket.c:2752) [ 35.168490][ T783] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.168637][ T783] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.168810][ T783] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 35.168948][ T783] __sys_sendmsg (net/socket.c:2784) [ 35.169088][ T783] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.169232][ T783] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 35.169374][ T783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.169519][ T783] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.169656][ T783] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.169791][ T783] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.169926][ T783] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.170094][ T783] RIP: 0033:0x7f865251008e [ 35.170243][ T783] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.170750][ T783] RSP: 002b:00007fff8f3100e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.170954][ T783] RAX: ffffffffffffffda RBX: 00007fff8f310890 RCX: 00007f865251008e [ 35.171162][ T783] RDX: 0000000000000000 RSI: 00007fff8f310190 RDI: 0000000000000005 [ 35.171371][ T783] RBP: 00007fff8f3100f0 R08: 0000000000000000 R09: 0000000000000000 [ 35.171581][ T783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.171783][ T783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8f310850 | [ 35.203493][ T784] ------------[ cut here ]------------ | [ 35.203663][ T784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/784 | [ 35.203901][ T784] Modules linked in: ip_gre gre | [ 35.204323][ T784] Tainted: [W]=WARN [ 35.204436][ T784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.204616][ T784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.204796][ T784] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.205283][ T784] RSP: 0018:ffa000000164f020 EFLAGS: 00010286 [ 35.205457][ T784] RAX: 00000000ffffffa6 RBX: ff11000010453a80 RCX: 1ff40000002c9dca [ 35.205663][ T784] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010453b3c [ 35.205865][ T784] RBP: ff11000012744000 R08: 1fe220000208a769 R09: ff11000010112e58 [ 35.206066][ T784] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 35.206271][ T784] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 35.206479][ T784] FS: 00007fdcd5163840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.206724][ T784] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.206892][ T784] CR2: 000000003085f988 CR3: 00000000127a0006 CR4: 0000000000771ef0 [ 35.207106][ T784] PKRU: 55555554 [ 35.207212][ T784] Call Trace: [ 35.207313][ T784] [ 35.207388][ T784] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.207532][ T784] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.207634][ T784] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 35.207767][ T784] __dev_notify_flags (net/core/dev.c:9787) [ 35.207903][ T784] ? netif_change_name (net/core/dev.c:1495) [ 35.208043][ T784] ? __dev_change_flags (net/core/dev.c:9752) [ 35.208184][ T784] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 35.208318][ T784] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.208523][ T784] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 35.208661][ T784] netif_change_flags (net/core/dev.c:9820) [ 35.208796][ T784] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.208935][ T784] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 35.209077][ T784] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 35.209217][ T784] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 35.209441][ T784] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.209591][ T784] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.209723][ T784] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 35.209857][ T784] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.209993][ T784] ? __kernel_text_address (kernel/extable.c:79) [ 35.210129][ T784] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.210268][ T784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.210408][ T784] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.210547][ T784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.210680][ T784] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 35.210814][ T784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.210946][ T784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.211079][ T784] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 35.211219][ T784] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 35.211357][ T784] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 35.211491][ T784] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.211631][ T784] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 35.211769][ T784] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 35.211908][ T784] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.212044][ T784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.212182][ T784] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.212315][ T784] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.212460][ T784] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.212600][ T784] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.212736][ T784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.212869][ T784] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.213004][ T784] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.213139][ T784] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.213278][ T784] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.213419][ T784] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.213560][ T784] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.213693][ T784] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.213827][ T784] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.213963][ T784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.214102][ T784] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.214243][ T784] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.214382][ T784] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.214524][ T784] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.214663][ T784] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.214796][ T784] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.214933][ T784] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.215071][ T784] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.215211][ T784] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.215350][ T784] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.215496][ T784] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.215637][ T784] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.215772][ T784] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.215906][ T784] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.216041][ T784] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.216215][ T784] ? move_addr_to_kernel (net/socket.c:258) [ 35.216355][ T784] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.216490][ T784] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.216632][ T784] ___sys_sendmsg (net/socket.c:2752) [ 35.216765][ T784] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 35.216932][ T784] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.217086][ T784] __sys_sendmsg (net/socket.c:2784) [ 35.217226][ T784] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.217364][ T784] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 35.217540][ T784] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.217672][ T784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.217809][ T784] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.217942][ T784] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.218076][ T784] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.218218][ T784] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.218392][ T784] RIP: 0033:0x7fdcd539d08e [ 35.218539][ T784] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.219015][ T784] RSP: 002b:00007ffc079b7ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.219223][ T784] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdcd539d08e [ 35.219426][ T784] RDX: 0000000000000000 RSI: 00007ffc079b7f90 RDI: 0000000000000005 [ 35.219631][ T784] RBP: 00007ffc079b7ef0 R08: 0000000000000000 R09: 0000000000000000 [ 35.219831][ T784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.220035][ T784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc079b8660 | [ 35.249173][ T785] ------------[ cut here ]------------ | [ 35.249334][ T785] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/785 | [ 35.249578][ T785] Modules linked in: ip_gre gre | [ 35.249983][ T785] Tainted: [W]=WARN [ 35.250084][ T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.250256][ T785] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.250432][ T785] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.250911][ T785] RSP: 0018:ffa000000165f020 EFLAGS: 00010286 [ 35.251080][ T785] RAX: 00000000ffffffa6 RBX: ff1100000c9b7540 RCX: 1ff40000002cbdca [ 35.251282][ T785] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b75fc [ 35.251489][ T785] RBP: ff1100000eaf4000 R08: 1fe2200001936ec1 R09: ff11000010115158 [ 35.251689][ T785] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 35.251884][ T785] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 35.252084][ T785] FS: 00007fa7095ba840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.252320][ T785] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.252491][ T785] CR2: 000000002e125988 CR3: 00000000127a0002 CR4: 0000000000771ef0 [ 35.252697][ T785] PKRU: 55555554 [ 35.252794][ T785] Call Trace: [ 35.252891][ T785] [ 35.252959][ T785] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.253092][ T785] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.253196][ T785] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 35.253329][ T785] __dev_notify_flags (net/core/dev.c:9787) [ 35.253467][ T785] ? netif_change_name (net/core/dev.c:1495) [ 35.253603][ T785] ? __dev_change_flags (net/core/dev.c:9752) [ 35.253736][ T785] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 35.253868][ T785] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.254002][ T785] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 35.254138][ T785] netif_change_flags (net/core/dev.c:9820) [ 35.254282][ T785] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.254420][ T785] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 35.254559][ T785] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 35.254695][ T785] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 35.254859][ T785] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.254996][ T785] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.255132][ T785] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 35.255269][ T785] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.255467][ T785] ? __kernel_text_address (kernel/extable.c:79) [ 35.255661][ T785] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.255795][ T785] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.255927][ T785] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.256060][ T785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.256195][ T785] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 35.256324][ T785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.256555][ T785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.256697][ T785] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 35.256828][ T785] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 35.256958][ T785] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 35.257090][ T785] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.257226][ T785] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 35.257447][ T785] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 35.257589][ T785] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.257722][ T785] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.257853][ T785] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.257984][ T785] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.258116][ T785] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.258253][ T785] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.258458][ T785] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.258598][ T785] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.258728][ T785] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.258861][ T785] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.258993][ T785] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.259126][ T785] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.259260][ T785] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.259478][ T785] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.259615][ T785] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.259751][ T785] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.259881][ T785] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.260014][ T785] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.260148][ T785] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.260282][ T785] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.260479][ T785] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.260618][ T785] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.260753][ T785] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.260884][ T785] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.261016][ T785] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.261151][ T785] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.261285][ T785] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.261422][ T785] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.261560][ T785] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.261693][ T785] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.261826][ T785] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.261988][ T785] ? move_addr_to_kernel (net/socket.c:258) [ 35.262120][ T785] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.262255][ T785] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.262392][ T785] ___sys_sendmsg (net/socket.c:2752) [ 35.262528][ T785] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 35.262692][ T785] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.262837][ T785] __sys_sendmsg (net/socket.c:2784) [ 35.262971][ T785] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.263103][ T785] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 35.263274][ T785] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.263429][ T785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.263569][ T785] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.263701][ T785] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.263834][ T785] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.263969][ T785] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.264132][ T785] RIP: 0033:0x7fa7097f408e [ 35.264275][ T785] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.264755][ T785] RSP: 002b:00007ffee6d41940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.264953][ T785] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7097f408e [ 35.265154][ T785] RDX: 0000000000000000 RSI: 00007ffee6d419f0 RDI: 0000000000000005 [ 35.265356][ T785] RBP: 00007ffee6d41950 R08: 0000000000000000 R09: 0000000000000000 [ 35.265556][ T785] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.265753][ T785] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee6d420c0 | [ 35.277594][ T211] ------------[ cut here ]------------ | [ 35.277735][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/211 | [ 35.277975][ T211] Modules linked in: ip_gre gre | [ 35.278391][ T211] Tainted: [W]=WARN [ 35.278485][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.278642][ T211] Workqueue: events_unbound linkwatch_event [ 35.278881][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.279061][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.279528][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 35.279689][ T211] RAX: 00000000ffffffa6 RBX: ff110000128a0c80 RCX: 1ff400000011cf02 [ 35.279866][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0d3c [ 35.280045][ T211] RBP: ff11000012744000 R08: 1fe22000025141a9 R09: ff1100001018aea8 [ 35.280235][ T211] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 35.280420][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 35.280605][ T211] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 35.280818][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.280969][ T211] CR2: 00007fa709687574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 35.281152][ T211] PKRU: 55555554 [ 35.281246][ T211] Call Trace: [ 35.281335][ T211] [ 35.281405][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.281534][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 35.281655][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.281747][ T211] netif_state_change (net/core/dev.c:1605) [ 35.281869][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.282020][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 35.282142][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 35.282270][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.282401][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 35.282526][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 35.282645][ T211] process_one_work (kernel/workqueue.c:3314) [ 35.282768][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 35.282888][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.283015][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 35.283137][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 35.283262][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 35.283390][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 35.283513][ T211] kthread (kernel/kthread.c:436) [ 35.283604][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.283753][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 35.283873][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 35.283997][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 35.284149][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 35.284272][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 35.284399][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 35.330991][ T787] ------------[ cut here ]------------ | [ 35.331201][ T787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/787 | [ 35.331509][ T787] Modules linked in: ip_gre gre | [ 35.332020][ T787] Tainted: [W]=WARN [ 35.332172][ T787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.332406][ T787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.332642][ T787] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.333160][ T787] RSP: 0018:ffa000000167f150 EFLAGS: 00010286 [ 35.334111][ T787] RAX: 00000000ffffffa6 RBX: ff1100000fa28580 RCX: 1ff40000002cfdf0 [ 35.334434][ T787] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2863c [ 35.334690][ T787] RBP: ff1100000eaf4000 R08: 1fe2200001f450c9 R09: ff110000096dd158 [ 35.334939][ T787] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 35.335201][ T787] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b0291c0 [ 35.335470][ T787] FS: 00007f86f1adf840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 35.335764][ T787] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.335982][ T787] CR2: 00000000004ebb28 CR3: 00000000104e7006 CR4: 0000000000771ef0 [ 35.336244][ T787] PKRU: 55555554 [ 35.336410][ T787] Call Trace: [ 35.336570][ T787] [ 35.336690][ T787] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.336875][ T787] ? notifier_call_chain (kernel/notifier.c:85) [ 35.337063][ T787] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.337226][ T787] netif_state_change (net/core/dev.c:1605) [ 35.337428][ T787] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.337650][ T787] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 35.337870][ T787] linkwatch_sync_dev (net/core/link_watch.c:295) [ 35.338055][ T787] rtnl_getlink (net/core/rtnetlink.c:4273) [ 35.338251][ T787] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.338457][ T787] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.338650][ T787] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 35.338832][ T787] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.339015][ T787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.339206][ T787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.339420][ T787] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.339624][ T787] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.339812][ T787] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.339994][ T787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.340182][ T787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.340387][ T787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.340584][ T787] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 35.340767][ T787] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.340950][ T787] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.341135][ T787] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.341326][ T787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.341535][ T787] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.341717][ T787] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.341902][ T787] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.342084][ T787] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.342279][ T787] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.342481][ T787] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.342676][ T787] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.342861][ T787] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.343047][ T787] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.343242][ T787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.343439][ T787] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.343636][ T787] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.343821][ T787] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.344008][ T787] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.344202][ T787] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.344400][ T787] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.344624][ T787] ? move_addr_to_kernel (net/socket.c:258) [ 35.344807][ T787] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.344992][ T787] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 35.345217][ T787] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.345418][ T787] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 35.345645][ T787] ___sys_sendmsg (net/socket.c:2752) [ 35.345858][ T787] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.346042][ T787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.346246][ T787] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 35.346441][ T787] ? do_getsockname (net/socket.c:2192) [ 35.346637][ T787] __sys_sendmsg (net/socket.c:2784) [ 35.346821][ T787] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.347013][ T787] ? __sys_getsockname (net/socket.c:2210) [ 35.347206][ T787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.347403][ T787] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.347596][ T787] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.347777][ T787] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.347961][ T787] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.348176][ T787] RIP: 0033:0x7f86f1d1908e [ 35.348381][ T787] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.348914][ T787] RSP: 002b:00007ffd52343170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.349163][ T787] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86f1d1908e [ 35.349441][ T787] RDX: 0000000000000000 RSI: 00007ffd52343220 RDI: 0000000000000006 [ 35.349704][ T787] RBP: 00007ffd52343180 R08: 0000000000000000 R09: 0000000000000000 [ 35.349963][ T787] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.350222][ T787] R13: 00007ffd523432d0 R14: 000000000000000d R15: 00007ffd5234487a | [ 35.475306][ T791] ------------[ cut here ]------------ | [ 35.476301][ T791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: modprobe/791 | [ 35.476676][ T791] Modules linked in: ip6_gre(+) ip_gre gre | [ 35.477243][ T791] Tainted: [W]=WARN [ 35.477440][ T791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.477630][ T791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.477815][ T791] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.478322][ T791] RSP: 0018:ffa00000014ef630 EFLAGS: 00010286 [ 35.478594][ T791] RAX: 00000000ffffffa6 RBX: ff1100000b2378c0 RCX: 1ff400000029de8c [ 35.478807][ T791] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23797c [ 35.479017][ T791] RBP: ff1100000fd49000 R08: 1fe2200001646f31 R09: ff1100000fe6ae80 [ 35.479229][ T791] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 35.479538][ T791] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd49000 [ 35.479762][ T791] FS: 00007fe7d8e6d780(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 35.480012][ T791] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.480194][ T791] CR2: 00005654c8320120 CR3: 000000000a14b005 CR4: 0000000000771ef0 [ 35.480496][ T791] PKRU: 55555554 [ 35.480608][ T791] Call Trace: [ 35.480716][ T791] [ 35.480792][ T791] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.480934][ T791] ? notifier_call_chain (kernel/notifier.c:85) [ 35.481077][ T791] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.481190][ T791] register_netdevice (net/core/dev.c:11488) [ 35.481333][ T791] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.481703][ T791] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.481941][ T791] register_netdev (net/core/dev.c:11552) [ 35.482084][ T791] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 35.482325][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.482561][ T791] ops_init (net/core/net_namespace.c:137) [ 35.482673][ T791] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 35.482909][ T791] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 35.483049][ T791] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 35.483195][ T791] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 35.483456][ T791] ? ip6gre_fini (net/ipv6/ip6_gre.c:1102) ip6_gre [ 35.483612][ T791] register_pernet_device (net/core/net_namespace.c:1482) [ 35.483847][ T791] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre [ 35.483988][ T791] do_one_initcall (init/main.c:1392) [ 35.484134][ T791] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 35.484317][ T791] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 35.484653][ T791] do_init_module (kernel/module/main.c:3106) [ 35.484796][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.485030][ T791] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 35.485178][ T791] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 35.485287][ T791] load_module (kernel/module/main.c:3580) [ 35.485527][ T791] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 35.485702][ T791] ? __ia32_sys_fsconfig (??:?) [ 35.485846][ T791] ? backing_file_read_iter (fs/backing-file.c:210) [ 35.485990][ T791] init_module_from_file (kernel/module/main.c:3777) [ 35.486131][ T791] ? __do_sys_init_module (kernel/module/main.c:3651) [ 35.486278][ T791] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.486512][ T791] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 35.486659][ T791] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.486897][ T791] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.487040][ T791] idempotent_init_module (kernel/module/main.c:3789) [ 35.487188][ T791] ? init_module_from_file (kernel/module/main.c:3778) [ 35.487333][ T791] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.487571][ T791] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.487716][ T791] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 35.487856][ T791] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.488034][ T791] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.488181][ T791] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.488324][ T791] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.488555][ T791] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.488729][ T791] RIP: 0033:0x7fe7d8f676bd [ 35.488981][ T791] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.489761][ T791] RSP: 002b:00007ffec95ca2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 35.489975][ T791] RAX: ffffffffffffffda RBX: 00005654f213d810 RCX: 00007fe7d8f676bd [ 35.490192][ T791] RDX: 0000000000000000 RSI: 00005654c8323ffd RDI: 0000000000000000 [ 35.490442][ T791] RBP: 00007ffec95ca340 R08: 0000000000000000 R09: 0000000000000000 [ 35.490760][ T791] R10: 0000000000000000 R11: 0000000000000246 R12: 00005654c8323ffd [ 35.490973][ T791] R13: 00005654f213d9a0 R14: 0000000000040000 R15: 0000000000000000 | [ 35.496816][ T791] ------------[ cut here ]------------ | [ 35.497012][ T791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/791 | [ 35.497467][ T791] Modules linked in: ip6_gre(+) ip_gre gre | [ 35.498050][ T791] Tainted: [W]=WARN [ 35.498220][ T791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.498571][ T791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.498809][ T791] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.499507][ T791] RSP: 0018:ffa00000014ef630 EFLAGS: 00010286 [ 35.499934][ T791] RAX: 00000000ffffffa6 RBX: ff1100000d6beac0 RCX: 1ff400000029de8c [ 35.500204][ T791] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6beb7c [ 35.500593][ T791] RBP: ff1100000ffec000 R08: 1fe2200001ad7d71 R09: ff1100000fe6ae80 [ 35.500857][ T791] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 35.501229][ T791] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffec000 [ 35.501557][ T791] FS: 00007fe7d8e6d780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 35.501861][ T791] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.502093][ T791] CR2: 000055f6a15ced5c CR3: 000000000a14b004 CR4: 0000000000771ef0 [ 35.502385][ T791] PKRU: 55555554 [ 35.502650][ T791] Call Trace: [ 35.502808][ T791] [ 35.502933][ T791] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.503236][ T791] ? notifier_call_chain (kernel/notifier.c:85) [ 35.503444][ T791] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.503620][ T791] register_netdevice (net/core/dev.c:11488) [ 35.503816][ T791] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.504046][ T791] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.504255][ T791] register_netdev (net/core/dev.c:11552) [ 35.504467][ T791] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 35.504673][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.504872][ T791] ops_init (net/core/net_namespace.c:137) [ 35.505131][ T791] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 35.505332][ T791] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 35.505645][ T791] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 35.505840][ T791] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 35.506172][ T791] ? ip6gre_fini (net/ipv6/ip6_gre.c:1102) ip6_gre [ 35.506585][ T791] register_pernet_device (net/core/net_namespace.c:1482) [ 35.506784][ T791] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre [ 35.506979][ T791] do_one_initcall (init/main.c:1392) [ 35.507178][ T791] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 35.507425][ T791] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 35.507636][ T791] do_init_module (kernel/module/main.c:3106) [ 35.507927][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.508122][ T791] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 35.508328][ T791] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 35.508513][ T791] load_module (kernel/module/main.c:3580) [ 35.508713][ T791] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 35.508943][ T791] ? __ia32_sys_fsconfig (??:?) [ 35.509139][ T791] ? backing_file_read_iter (fs/backing-file.c:210) [ 35.509362][ T791] init_module_from_file (kernel/module/main.c:3777) [ 35.509569][ T791] ? __do_sys_init_module (kernel/module/main.c:3651) [ 35.509767][ T791] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.510056][ T791] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 35.510270][ T791] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.510477][ T791] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.510684][ T791] idempotent_init_module (kernel/module/main.c:3789) [ 35.510880][ T791] ? init_module_from_file (kernel/module/main.c:3778) [ 35.511078][ T791] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.511287][ T791] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.511509][ T791] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 35.511704][ T791] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.512029][ T791] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.512237][ T791] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.512447][ T791] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.512751][ T791] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.513077][ T791] RIP: 0033:0x7fe7d8f676bd [ 35.513291][ T791] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.513969][ T791] RSP: 002b:00007ffec95ca2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 35.514252][ T791] RAX: ffffffffffffffda RBX: 00005654f213d810 RCX: 00007fe7d8f676bd [ 35.514542][ T791] RDX: 0000000000000000 RSI: 00005654c8323ffd RDI: 0000000000000000 [ 35.514803][ T791] RBP: 00007ffec95ca340 R08: 0000000000000000 R09: 0000000000000000 [ 35.515164][ T791] R10: 0000000000000000 R11: 0000000000000246 R12: 00005654c8323ffd [ 35.515444][ T791] R13: 00005654f213d9a0 R14: 0000000000040000 R15: 0000000000000000 | [ 35.521008][ T791] ------------[ cut here ]------------ | [ 35.521199][ T791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/791 | [ 35.521642][ T791] Modules linked in: ip6_gre(+) ip_gre gre | [ 35.522439][ T791] Tainted: [W]=WARN [ 35.522612][ T791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.522940][ T791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.523179][ T791] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.523755][ T791] RSP: 0018:ffa00000014ef630 EFLAGS: 00010286 [ 35.523984][ T791] RAX: 00000000ffffffa6 RBX: ff110000057bbe00 RCX: 1ff400000029de8c [ 35.524255][ T791] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbebc [ 35.524640][ T791] RBP: ff1100000ed91000 R08: 1fe2200000af77d9 R09: ff1100000fe6ae80 [ 35.524995][ T791] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 35.525272][ T791] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed91000 [ 35.525557][ T791] FS: 00007fe7d8e6d780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 35.525957][ T791] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.526188][ T791] CR2: 000055f6a15ced5c CR3: 000000000a14b004 CR4: 0000000000771ef0 [ 35.526471][ T791] PKRU: 55555554 [ 35.526637][ T791] Call Trace: [ 35.526794][ T791] [ 35.527014][ T791] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.527316][ T791] ? notifier_call_chain (kernel/notifier.c:85) [ 35.527532][ T791] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.527696][ T791] register_netdevice (net/core/dev.c:11488) [ 35.527889][ T791] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.528222][ T791] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.528431][ T791] register_netdev (net/core/dev.c:11552) [ 35.528634][ T791] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 35.528834][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.529123][ T791] ops_init (net/core/net_namespace.c:137) [ 35.529293][ T791] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 35.529512][ T791] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 35.529707][ T791] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 35.529996][ T791] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 35.530237][ T791] ? ip6gre_fini (net/ipv6/ip6_gre.c:1102) ip6_gre [ 35.530446][ T791] register_pernet_device (net/core/net_namespace.c:1482) [ 35.530654][ T791] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre [ 35.530942][ T791] do_one_initcall (init/main.c:1392) [ 35.531137][ T791] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 35.531390][ T791] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 35.531692][ T791] do_init_module (kernel/module/main.c:3106) [ 35.531890][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.532180][ T791] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 35.532390][ T791] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 35.532656][ T791] load_module (kernel/module/main.c:3580) [ 35.532856][ T791] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 35.533084][ T791] ? __ia32_sys_fsconfig (??:?) [ 35.533289][ T791] ? backing_file_read_iter (fs/backing-file.c:210) [ 35.533511][ T791] init_module_from_file (kernel/module/main.c:3777) [ 35.533801][ T791] ? __do_sys_init_module (kernel/module/main.c:3651) [ 35.533995][ T791] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.534193][ T791] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 35.534512][ T791] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.534802][ T791] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.534996][ T791] idempotent_init_module (kernel/module/main.c:3789) [ 35.535199][ T791] ? init_module_from_file (kernel/module/main.c:3778) [ 35.535513][ T791] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.535709][ T791] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.535904][ T791] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 35.536097][ T791] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.536342][ T791] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.536581][ T791] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.536872][ T791] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.537068][ T791] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.537419][ T791] RIP: 0033:0x7fe7d8f676bd [ 35.537627][ T791] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.538408][ T791] RSP: 002b:00007ffec95ca2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 35.538682][ T791] RAX: ffffffffffffffda RBX: 00005654f213d810 RCX: 00007fe7d8f676bd [ 35.538944][ T791] RDX: 0000000000000000 RSI: 00005654c8323ffd RDI: 0000000000000000 [ 35.539220][ T791] RBP: 00007ffec95ca340 R08: 0000000000000000 R09: 0000000000000000 [ 35.539498][ T791] R10: 0000000000000000 R11: 0000000000000246 R12: 00005654c8323ffd [ 35.539770][ T791] R13: 00005654f213d9a0 R14: 0000000000040000 R15: 0000000000000000 | [ 35.545335][ T791] ------------[ cut here ]------------ | [ 35.545555][ T791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/791 | [ 35.545884][ T791] Modules linked in: ip6_gre(+) ip_gre gre | [ 35.546585][ T791] Tainted: [W]=WARN [ 35.546743][ T791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.546972][ T791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.547220][ T791] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.547803][ T791] RSP: 0018:ffa00000014ef630 EFLAGS: 00010286 [ 35.548244][ T791] RAX: 00000000ffffffa6 RBX: ff1100000bd82740 RCX: 1ff400000029de8c [ 35.548531][ T791] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd827fc [ 35.548795][ T791] RBP: ff1100000ed44000 R08: 1fe22000017b0501 R09: ff1100000fe6ae80 [ 35.549057][ T791] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 35.549336][ T791] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed44000 [ 35.549626][ T791] FS: 00007fe7d8e6d780(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 35.549930][ T791] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.550160][ T791] CR2: 000055f6a15ced5c CR3: 000000000a14b004 CR4: 0000000000771ef0 [ 35.550442][ T791] PKRU: 55555554 [ 35.550614][ T791] Call Trace: [ 35.550775][ T791] [ 35.550900][ T791] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.551093][ T791] ? notifier_call_chain (kernel/notifier.c:85) [ 35.551298][ T791] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.551478][ T791] register_netdevice (net/core/dev.c:11488) [ 35.551683][ T791] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 35.552013][ T791] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 35.552222][ T791] register_netdev (net/core/dev.c:11552) [ 35.552539][ T791] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 35.552733][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.552930][ T791] ops_init (net/core/net_namespace.c:137) [ 35.553090][ T791] register_pernet_operations (net/core/net_namespace.c:1318 net/core/net_namespace.c:1395) [ 35.553294][ T791] ? ops_undo_list (net/core/net_namespace.c:179 (discriminator 1)) [ 35.553511][ T791] ? down_write (kernel/locking/rwsem.c:1350 (discriminator 1) kernel/locking/rwsem.c:1356 (discriminator 1) kernel/locking/rwsem.c:1626 (discriminator 1)) [ 35.553801][ T791] ? rwsem_down_write_slowpath (./include/linux/list.h:159) [ 35.554035][ T791] ? ip6gre_fini (net/ipv6/ip6_gre.c:1102) ip6_gre [ 35.554240][ T791] register_pernet_device (net/core/net_namespace.c:1482) [ 35.554449][ T791] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre [ 35.554658][ T791] do_one_initcall (init/main.c:1392) [ 35.554852][ T791] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 35.555083][ T791] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 35.555292][ T791] do_init_module (kernel/module/main.c:3106) [ 35.555613][ T791] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 35.555905][ T791] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 35.556103][ T791] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6250 mm/slub.c:6565) [ 35.556280][ T791] load_module (kernel/module/main.c:3580) [ 35.556509][ T791] ? layout_and_allocate.isra.0 (kernel/module/main.c:3005) [ 35.556838][ T791] ? __ia32_sys_fsconfig (??:?) [ 35.557127][ T791] ? backing_file_read_iter (fs/backing-file.c:210) [ 35.557331][ T791] init_module_from_file (kernel/module/main.c:3777) [ 35.557552][ T791] ? __do_sys_init_module (kernel/module/main.c:3651) [ 35.557746][ T791] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.558035][ T791] ? ovl_fileattr_get (fs/overlayfs/inode.c:717) [ 35.558244][ T791] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.558458][ T791] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.558661][ T791] idempotent_init_module (kernel/module/main.c:3789) [ 35.558855][ T791] ? init_module_from_file (kernel/module/main.c:3778) [ 35.559052][ T791] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.559257][ T791] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.559469][ T791] __x64_sys_finit_module (kernel/module/main.c:3815 kernel/module/main.c:3799 kernel/module/main.c:3799) [ 35.559670][ T791] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.559902][ T791] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.560094][ T791] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.560302][ T791] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.560518][ T791] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.560839][ T791] RIP: 0033:0x7fe7d8f676bd [ 35.561038][ T791] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0b b7 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb745 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 0b b7 0f 00 mov 0xfb70b(%rip),%rcx # 0xfb71b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.561624][ T791] RSP: 002b:00007ffec95ca2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 35.561985][ T791] RAX: ffffffffffffffda RBX: 00005654f213d810 RCX: 00007fe7d8f676bd [ 35.562258][ T791] RDX: 0000000000000000 RSI: 00005654c8323ffd RDI: 0000000000000000 [ 35.562545][ T791] RBP: 00007ffec95ca340 R08: 0000000000000000 R09: 0000000000000000 [ 35.562908][ T791] R10: 0000000000000000 R11: 0000000000000246 R12: 00005654c8323ffd [ 35.563171][ T791] R13: 00005654f213d9a0 R14: 0000000000040000 R15: 0000000000000000 | [ 35.573249][ T790] ------------[ cut here ]------------ | [ 35.573409][ T790] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/790 | [ 35.573654][ T790] Modules linked in: ip6_gre ip_gre gre | [ 35.574072][ T790] Tainted: [W]=WARN [ 35.574183][ T790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.574363][ T790] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.574552][ T790] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.575044][ T790] RSP: 0018:ffa000000169f1b0 EFLAGS: 00010286 [ 35.575225][ T790] RAX: 00000000ffffffa6 RBX: ff1100000bde1000 RCX: 1ff40000002d3dfc [ 35.575434][ T790] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde10bc [ 35.575649][ T790] RBP: ff11000004d71000 R08: 1fe22000017bc219 R09: ff1100000fe6d180 [ 35.575851][ T790] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 35.576054][ T790] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 35.576264][ T790] FS: 00007f56a113c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 35.576519][ T790] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.576691][ T790] CR2: 00007f56a1416cb0 CR3: 0000000010720005 CR4: 0000000000771ef0 [ 35.576897][ T790] PKRU: 55555554 [ 35.577003][ T790] Call Trace: [ 35.577104][ T790] [ 35.577181][ T790] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.577320][ T790] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.577430][ T790] __dev_notify_flags (net/core/dev.c:9787) [ 35.577578][ T790] ? netif_change_name (net/core/dev.c:1495) [ 35.577716][ T790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.577852][ T790] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 35.577993][ T790] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 35.578130][ T790] ? nla_strscpy (lib/nlattr.c:795) [ 35.578274][ T790] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 35.578420][ T790] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 35.578565][ T790] ? __dev_get_by_name (net/core/dev.c:883) [ 35.578703][ T790] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 35.578847][ T790] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 35.578989][ T790] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.579128][ T790] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.579268][ T790] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.579413][ T790] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.579560][ T790] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.579698][ T790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.579838][ T790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.579977][ T790] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.580115][ T790] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.580258][ T790] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.580399][ T790] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.580546][ T790] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.580687][ T790] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.580824][ T790] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.580961][ T790] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.581098][ T790] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.581241][ T790] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.581389][ T790] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.581532][ T790] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.581669][ T790] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.581807][ T790] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.581945][ T790] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.582084][ T790] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.582230][ T790] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.582374][ T790] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.582522][ T790] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.582659][ T790] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.582795][ T790] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.582966][ T790] ? move_addr_to_kernel (net/socket.c:258) [ 35.583107][ T790] ___sys_sendmsg (net/socket.c:2752) [ 35.583251][ T790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.583395][ T790] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.583550][ T790] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 35.583689][ T790] __sys_sendmsg (net/socket.c:2784) [ 35.583828][ T790] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.583972][ T790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.584109][ T790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.584256][ T790] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.584398][ T790] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.584546][ T790] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.584683][ T790] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.584854][ T790] RIP: 0033:0x7f56a137608e [ 35.584998][ T790] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.585506][ T790] RSP: 002b:00007ffd76ab8ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.585714][ T790] RAX: ffffffffffffffda RBX: 00007ffd76ab9260 RCX: 00007f56a137608e [ 35.585918][ T790] RDX: 0000000000000000 RSI: 00007ffd76ab8b60 RDI: 0000000000000005 [ 35.586122][ T790] RBP: 00007ffd76ab8ac0 R08: 0000000000000000 R09: 0000000000000000 [ 35.586332][ T790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.586550][ T790] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd76ab9230 | [ 35.633789][ T794] ------------[ cut here ]------------ | [ 35.633990][ T794] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/794 | [ 35.634289][ T794] Modules linked in: ip6_gre ip_gre gre | [ 35.634831][ T794] Tainted: [W]=WARN [ 35.634983][ T794] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.635229][ T794] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.635474][ T794] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.636018][ T794] RSP: 0018:ffa00000014ef1b0 EFLAGS: 00010286 [ 35.636254][ T794] RAX: 00000000ffffffa6 RBX: ff1100000a213a80 RCX: 1ff400000029ddfc [ 35.636532][ T794] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a213b3c [ 35.636786][ T794] RBP: ff110000128f4000 R08: 1fe2200001442769 R09: ff1100000a0aae80 [ 35.637055][ T794] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 35.637320][ T794] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 35.637599][ T794] FS: 00007ff2ef929840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 35.637888][ T794] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.638116][ T794] CR2: 00007ff2efc03cb0 CR3: 000000000e31f003 CR4: 0000000000771ef0 [ 35.638404][ T794] PKRU: 55555554 [ 35.638570][ T794] Call Trace: [ 35.638723][ T794] [ 35.638844][ T794] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.639034][ T794] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.639196][ T794] __dev_notify_flags (net/core/dev.c:9787) [ 35.639401][ T794] ? netif_change_name (net/core/dev.c:1495) [ 35.639606][ T794] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.639792][ T794] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 35.639984][ T794] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 35.640175][ T794] ? nla_strscpy (lib/nlattr.c:795) [ 35.640381][ T794] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 35.640587][ T794] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 35.640775][ T794] ? __dev_get_by_name (net/core/dev.c:883) [ 35.640963][ T794] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 35.641163][ T794] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 35.641374][ T794] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.641575][ T794] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.641763][ T794] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.641949][ T794] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.642137][ T794] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.642334][ T794] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.642555][ T794] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.642745][ T794] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.642936][ T794] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.643126][ T794] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.643322][ T794] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.643535][ T794] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.643726][ T794] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.643913][ T794] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.644103][ T794] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.644303][ T794] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.644514][ T794] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.644708][ T794] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.644895][ T794] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.645085][ T794] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.645284][ T794] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.645486][ T794] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.645687][ T794] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.645877][ T794] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.646070][ T794] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.646275][ T794] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.646476][ T794] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.646687][ T794] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.646907][ T794] ? move_addr_to_kernel (net/socket.c:258) [ 35.647099][ T794] ___sys_sendmsg (net/socket.c:2752) [ 35.647299][ T794] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.647513][ T794] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.647710][ T794] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 35.647900][ T794] __sys_sendmsg (net/socket.c:2784) [ 35.648087][ T794] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.648286][ T794] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.648488][ T794] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.648688][ T794] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.648875][ T794] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.649062][ T794] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.649266][ T794] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.649513][ T794] RIP: 0033:0x7ff2efb6308e [ 35.649708][ T794] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.650256][ T794] RSP: 002b:00007ffe6383ad60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.650533][ T794] RAX: ffffffffffffffda RBX: 00007ffe6383b510 RCX: 00007ff2efb6308e [ 35.650785][ T794] RDX: 0000000000000000 RSI: 00007ffe6383ae10 RDI: 0000000000000005 [ 35.651040][ T794] RBP: 00007ffe6383ad70 R08: 0000000000000000 R09: 0000000000000000 [ 35.651305][ T794] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.651581][ T794] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6383b4e0 | [ 35.683941][ T796] ------------[ cut here ]------------ | [ 35.684148][ T796] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/796 | [ 35.684581][ T796] Modules linked in: ip6_gre ip_gre gre | [ 35.685300][ T796] Tainted: [W]=WARN [ 35.685568][ T796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.685871][ T796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.686093][ T796] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.686646][ T796] RSP: 0018:ffa00000014ef020 EFLAGS: 00010286 [ 35.686865][ T796] RAX: 00000000ffffffa6 RBX: ff1100000a213c40 RCX: 1ff400000029ddca [ 35.687114][ T796] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a213cfc [ 35.687400][ T796] RBP: ff11000004d71000 R08: 1fe22000014427a1 R09: ff1100001023d158 [ 35.687660][ T796] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 35.687911][ T796] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 35.688171][ T796] FS: 00007f7704738840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 35.688471][ T796] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.688700][ T796] CR2: 000000003d54f988 CR3: 00000000127a0005 CR4: 0000000000771ef0 [ 35.688953][ T796] PKRU: 55555554 [ 35.689104][ T796] Call Trace: [ 35.689267][ T796] [ 35.689401][ T796] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.689598][ T796] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.689752][ T796] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 35.689934][ T796] __dev_notify_flags (net/core/dev.c:9787) [ 35.690122][ T796] ? netif_change_name (net/core/dev.c:1495) [ 35.690320][ T796] ? __dev_change_flags (net/core/dev.c:9752) [ 35.690529][ T796] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 35.690713][ T796] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.690901][ T796] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 35.691088][ T796] netif_change_flags (net/core/dev.c:9820) [ 35.691284][ T796] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.691482][ T796] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 35.691682][ T796] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 35.691869][ T796] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 35.692092][ T796] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.692286][ T796] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.692486][ T796] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 35.692684][ T796] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.692873][ T796] ? __kernel_text_address (kernel/extable.c:79) [ 35.693059][ T796] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.693255][ T796] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.693453][ T796] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.693647][ T796] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.693833][ T796] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 35.694015][ T796] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.694209][ T796] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.694407][ T796] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 35.694604][ T796] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 35.694789][ T796] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 35.694975][ T796] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.695164][ T796] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 35.695370][ T796] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 35.695568][ T796] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.695757][ T796] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.695940][ T796] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.696125][ T796] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.696316][ T796] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.696523][ T796] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.696711][ T796] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.696895][ T796] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.697086][ T796] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.697281][ T796] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.697480][ T796] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.697675][ T796] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.697861][ T796] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.698046][ T796] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.698244][ T796] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.698446][ T796] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.698638][ T796] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.698825][ T796] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.699009][ T796] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.699201][ T796] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.699406][ T796] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.699600][ T796] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.699788][ T796] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.699975][ T796] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.700162][ T796] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.700369][ T796] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.700564][ T796] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.700750][ T796] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.700936][ T796] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.701123][ T796] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.701317][ T796] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.701560][ T796] ? move_addr_to_kernel (net/socket.c:258) [ 35.701748][ T796] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.701934][ T796] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.702120][ T796] ___sys_sendmsg (net/socket.c:2752) [ 35.702312][ T796] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 35.702553][ T796] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.702752][ T796] __sys_sendmsg (net/socket.c:2784) [ 35.702937][ T796] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.703120][ T796] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 35.703364][ T796] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.703555][ T796] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.703741][ T796] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.703929][ T796] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.704112][ T796] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.704307][ T796] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.704546][ T796] RIP: 0033:0x7f770497208e [ 35.704739][ T796] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.705274][ T796] RSP: 002b:00007ffd73fd5290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.705550][ T796] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f770497208e [ 35.705797][ T796] RDX: 0000000000000000 RSI: 00007ffd73fd5340 RDI: 0000000000000005 [ 35.706046][ T796] RBP: 00007ffd73fd52a0 R08: 0000000000000000 R09: 0000000000000000 [ 35.706309][ T796] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.706578][ T796] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd73fd5a10 | [ 35.733342][ T797] ------------[ cut here ]------------ | [ 35.734163][ T797] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/797 | [ 35.734403][ T797] Modules linked in: ip6_gre ip_gre gre | [ 35.735165][ T797] Tainted: [W]=WARN [ 35.735266][ T797] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.735438][ T797] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 35.735616][ T797] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 35.736092][ T797] RSP: 0018:ffa00000004f7020 EFLAGS: 00010286 [ 35.736263][ T797] RAX: 00000000ffffffa6 RBX: ff1100000a9abe00 RCX: 1ff400000009edca [ 35.736468][ T797] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abebc [ 35.736672][ T797] RBP: ff110000128f4000 R08: 1fe22000015357d9 R09: ff11000009895158 [ 35.736873][ T797] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 35.737072][ T797] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 35.737277][ T797] FS: 00007fa6930ee840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 35.737523][ T797] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.737692][ T797] CR2: 0000000012b33988 CR3: 00000000095bd006 CR4: 0000000000771ef0 [ 35.737893][ T797] PKRU: 55555554 [ 35.737997][ T797] Call Trace: [ 35.738099][ T797] [ 35.738175][ T797] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 35.738316][ T797] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 35.738432][ T797] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 35.738598][ T797] __dev_notify_flags (net/core/dev.c:9787) [ 35.738735][ T797] ? netif_change_name (net/core/dev.c:1495) [ 35.738867][ T797] ? __dev_change_flags (net/core/dev.c:9752) [ 35.739003][ T797] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 35.739136][ T797] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.739280][ T797] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 35.739421][ T797] netif_change_flags (net/core/dev.c:9820) [ 35.739562][ T797] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.739696][ T797] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 35.739843][ T797] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 35.739977][ T797] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 35.740146][ T797] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.740283][ T797] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.740420][ T797] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 35.740568][ T797] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.740719][ T797] ? __kernel_text_address (kernel/extable.c:79) [ 35.740857][ T797] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.740993][ T797] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.741127][ T797] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.741300][ T797] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.741442][ T797] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 35.741582][ T797] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.741716][ T797] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.741864][ T797] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 35.742001][ T797] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 35.742136][ T797] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 35.742300][ T797] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 35.742442][ T797] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 35.742585][ T797] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 35.742721][ T797] rtnl_newlink (net/core/rtnetlink.c:4150) [ 35.742867][ T797] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.743001][ T797] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.743135][ T797] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.743275][ T797] ? mark_usage (kernel/locking/lockdep.c:4674) [ 35.743415][ T797] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.743556][ T797] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.743689][ T797] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.743822][ T797] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.743955][ T797] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 35.744087][ T797] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 35.744224][ T797] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 35.744363][ T797] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.744497][ T797] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.744634][ T797] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.744769][ T797] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 35.744901][ T797] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 35.745037][ T797] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 35.745176][ T797] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.745313][ T797] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.745457][ T797] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.745595][ T797] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.745731][ T797] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.745865][ T797] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.745999][ T797] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 35.746133][ T797] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 35.746274][ T797] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 35.746415][ T797] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 35.746557][ T797] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 35.746696][ T797] ? copy_msghdr_from_user (net/socket.c:2635) [ 35.746835][ T797] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 35.747002][ T797] ? move_addr_to_kernel (net/socket.c:258) [ 35.747136][ T797] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 35.747272][ T797] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 35.747413][ T797] ___sys_sendmsg (net/socket.c:2752) [ 35.747553][ T797] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 35.747729][ T797] ? copy_msghdr_from_user (net/socket.c:2603) [ 35.747874][ T797] __sys_sendmsg (net/socket.c:2784) [ 35.748008][ T797] ? __sys_sendmsg_sock (net/socket.c:2765) [ 35.748139][ T797] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 35.748312][ T797] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.748459][ T797] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 35.748602][ T797] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 35.748734][ T797] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 35.748867][ T797] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 35.749002][ T797] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.749170][ T797] RIP: 0033:0x7fa69332808e [ 35.749310][ T797] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.749810][ T797] RSP: 002b:00007ffc7bb6b410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.750010][ T797] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa69332808e [ 35.750213][ T797] RDX: 0000000000000000 RSI: 00007ffc7bb6b4c0 RDI: 0000000000000005 [ 35.750419][ T797] RBP: 00007ffc7bb6b420 R08: 0000000000000000 R09: 0000000000000000 [ 35.750622][ T797] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd5 [ 35.750822][ T797] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7bb6bb90 | [ 36.150556][ T12] ------------[ cut here ]------------ | [ 36.150726][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.150984][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.151416][ T12] Tainted: [W]=WARN [ 36.151519][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.151677][ T12] Workqueue: netns cleanup_net [ 36.151810][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.151976][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.152436][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 36.152603][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780e40 RCX: 1ff4000000018ec7 [ 36.152790][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780efc [ 36.152976][ T12] RBP: ff11000004d71000 R08: 1fe22000020f01e1 R09: ff11000001aed1d0 [ 36.153167][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 36.153360][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 36.153558][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.153775][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.153932][ T12] CR2: 00007fea16591000 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.154122][ T12] PKRU: 55555554 [ 36.154219][ T12] Call Trace: [ 36.154312][ T12] [ 36.154389][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.154525][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.154621][ T12] netif_close_many (net/core/dev.c:1804) [ 36.154747][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 36.154871][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 36.155033][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 36.155199][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.155331][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.155505][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.155631][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.155762][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.155893][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.156017][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.156142][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.156277][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.156412][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.156548][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.156675][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.156799][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.156923][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.157049][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.157179][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.157306][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.157442][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.157572][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.157701][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.157832][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.157956][ T12] kthread (kernel/kthread.c:436) [ 36.158052][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.158213][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.158344][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.158478][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.158640][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.158767][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.158890][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.161243][ T12] ------------[ cut here ]------------ | [ 36.161380][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.161621][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.162016][ T12] Tainted: [W]=WARN [ 36.162106][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.162261][ T12] Workqueue: netns cleanup_net [ 36.162405][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.162572][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.163004][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.163158][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabda80 RCX: 1ff4000000018eed [ 36.163337][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabdb3c [ 36.163529][ T12] RBP: ff1100000ed91000 R08: 1fe2200001557b69 R09: ff11000001aed1d0 [ 36.163705][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.163910][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.164098][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.164308][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.164463][ T12] CR2: 00007fea16591000 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.164650][ T12] PKRU: 55555554 [ 36.164738][ T12] Call Trace: [ 36.164828][ T12] [ 36.164890][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.165043][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.165198][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.165318][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.165444][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.165571][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.165692][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.165813][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.165934][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.166055][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.166183][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.166302][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.166426][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.166556][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.166674][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.166796][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.166920][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.167039][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.167166][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.167288][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.167412][ T12] kthread (kernel/kthread.c:436) [ 36.167509][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.167659][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.167778][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.167899][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.168049][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.168173][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.168293][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.171996][ T12] ------------[ cut here ]------------ | [ 36.172126][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.172791][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.173196][ T12] Tainted: [W]=WARN [ 36.173291][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.173493][ T12] Workqueue: netns cleanup_net [ 36.173628][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.173840][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.174275][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.174478][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb8c0 RCX: 1ff4000000018eed [ 36.174674][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb97c [ 36.174854][ T12] RBP: ff11000004d71000 R08: 1fe2200000af7731 R09: ff11000001aed1d0 [ 36.175037][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.175218][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.175450][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.175668][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.175819][ T12] CR2: 00007fea16591000 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.175999][ T12] PKRU: 55555554 [ 36.176088][ T12] Call Trace: [ 36.176182][ T12] [ 36.176245][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.176453][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.176609][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.176728][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.176850][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.176973][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.177097][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.177221][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.177344][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.177517][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.177645][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.177765][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.177884][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.178005][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.178125][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.178254][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.178428][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.178558][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.178681][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.178805][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.178929][ T12] kthread (kernel/kthread.c:436) [ 36.179019][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.179173][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.179292][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.179465][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.179622][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.179742][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.179866][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.182779][ T12] ------------[ cut here ]------------ | [ 36.182922][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.183167][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.183588][ T12] Tainted: [W]=WARN [ 36.183677][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.183824][ T12] Workqueue: netns cleanup_net [ 36.183946][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.184099][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.184542][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.184690][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb1c0 RCX: 1ff4000000018eed [ 36.184869][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb27c [ 36.185046][ T12] RBP: ff11000005014000 R08: 1fe2200000af7651 R09: ff11000001aed1d0 [ 36.185224][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.185407][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.185591][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.185799][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.185947][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 36.186123][ T12] PKRU: 55555554 [ 36.186215][ T12] Call Trace: [ 36.186307][ T12] [ 36.186378][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.186538][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.186690][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.186809][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.186932][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.187056][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.187182][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.187302][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.187431][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.187552][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.187674][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.187793][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.187912][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.188032][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.188152][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.188275][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.188457][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.188590][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.188716][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.188887][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.189007][ T12] kthread (kernel/kthread.c:436) [ 36.189097][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.189257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.189428][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.189554][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.189704][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.189823][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.189945][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.192682][ T12] ------------[ cut here ]------------ | [ 36.192815][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.193057][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.193464][ T12] Tainted: [W]=WARN [ 36.193560][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.193708][ T12] Workqueue: netns cleanup_net [ 36.193830][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.193987][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.194520][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.194692][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a3e00 RCX: 1ff4000000018eed [ 36.194872][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3ebc [ 36.195047][ T12] RBP: ff1100000eb41000 R08: 1fe22000018d47d9 R09: ff11000001aed1d0 [ 36.195232][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.195422][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.195605][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.195812][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.195960][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 36.196137][ T12] PKRU: 55555554 [ 36.196229][ T12] Call Trace: [ 36.196321][ T12] [ 36.196390][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.196552][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.196700][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.196817][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.196941][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.197060][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.197184][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.197308][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.197435][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.197565][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.197689][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.197808][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.197927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.198048][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.198172][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.198292][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.198421][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.198543][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.198665][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.198787][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.198904][ T12] kthread (kernel/kthread.c:436) [ 36.198994][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.199139][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.199263][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.199387][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.199538][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.199658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.199775][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.202025][ T12] ------------[ cut here ]------------ | [ 36.202210][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.202574][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.202970][ T12] Tainted: [W]=WARN [ 36.203060][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.203214][ T12] Workqueue: netns cleanup_net [ 36.203336][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.203596][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.204134][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.204288][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a3a80 RCX: 1ff4000000018eed [ 36.204563][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3b3c [ 36.204738][ T12] RBP: ff1100000ed69000 R08: 1fe22000018d4769 R09: ff11000001aed1d0 [ 36.204917][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.205091][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.205276][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.205581][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.205729][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 36.205910][ T12] PKRU: 55555554 [ 36.206003][ T12] Call Trace: [ 36.206091][ T12] [ 36.206157][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.206313][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.206561][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.206681][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.206804][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.206924][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.207042][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.207164][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.207288][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.207492][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.207617][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.207736][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.207853][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.207975][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.208092][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.208216][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.208339][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.208550][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.208677][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.208803][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.208923][ T12] kthread (kernel/kthread.c:436) [ 36.209013][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.209165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.209287][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.209486][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.209644][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.209766][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.209885][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.212296][ T12] ------------[ cut here ]------------ | [ 36.212477][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.212785][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.213288][ T12] Tainted: [W]=WARN [ 36.213443][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.213653][ T12] Workqueue: netns cleanup_net [ 36.213832][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.214036][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.214549][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.214751][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9ab000 RCX: 1ff4000000018eed [ 36.214978][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab0bc [ 36.215212][ T12] RBP: ff1100000e849000 R08: 1fe2200001535619 R09: ff11000001aed1d0 [ 36.215455][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.215693][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.215956][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.216234][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.216452][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 36.216706][ T12] PKRU: 55555554 [ 36.216845][ T12] Call Trace: [ 36.216987][ T12] [ 36.217102][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.217319][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.217541][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.217714][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.217886][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.218061][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.218244][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.218431][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.218614][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.218782][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.218955][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.219126][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.219301][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.219488][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.219668][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.219844][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.220018][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.220193][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.220384][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.220572][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.220743][ T12] kthread (kernel/kthread.c:436) [ 36.220885][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.221084][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.221267][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.221453][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.221663][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.221836][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.222007][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.224690][ T12] ------------[ cut here ]------------ | [ 36.224858][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.225144][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.225675][ T12] Tainted: [W]=WARN [ 36.225814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.226012][ T12] Workqueue: netns cleanup_net [ 36.226192][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.226429][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.226907][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.227107][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d8c0 RCX: 1ff4000000018eed [ 36.227362][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d97c [ 36.227604][ T12] RBP: ff1100000fc7c000 R08: 1fe2200001663b31 R09: ff11000001aed1d0 [ 36.227830][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.228056][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.228295][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.228575][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.228779][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.229010][ T12] PKRU: 55555554 [ 36.229153][ T12] Call Trace: [ 36.229302][ T12] [ 36.229431][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.229646][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.229843][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.230016][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.230194][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.230381][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.230562][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.230738][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.230912][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.231082][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.231266][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.231459][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.231642][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.231817][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.231990][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.232168][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.232366][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.232553][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.232736][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.232916][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.233090][ T12] kthread (kernel/kthread.c:436) [ 36.233243][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.233461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.233646][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.233823][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.234026][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.234210][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.234401][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.237098][ T12] ------------[ cut here ]------------ | [ 36.237277][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.237588][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.238087][ T12] Tainted: [W]=WARN [ 36.238238][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.238473][ T12] Workqueue: netns cleanup_net [ 36.238661][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.238880][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.239383][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.239600][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff4000000018eed [ 36.239835][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 36.240068][ T12] RBP: ff1100000a32c000 R08: 1fe2200001663a51 R09: ff11000001aed1d0 [ 36.240310][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.240563][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.240800][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.241061][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.241275][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.241529][ T12] PKRU: 55555554 [ 36.241674][ T12] Call Trace: [ 36.241817][ T12] [ 36.241933][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.242141][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.242365][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.242551][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.242728][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.242902][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.243077][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.243265][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.243456][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.243641][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.243821][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.243999][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.244172][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.244366][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.244549][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.244728][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.244906][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.245080][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.245271][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.245465][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.245648][ T12] kthread (kernel/kthread.c:436) [ 36.245790][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.245991][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.246167][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.246372][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.246588][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.246760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.246932][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.249455][ T12] ------------[ cut here ]------------ | [ 36.249631][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.249916][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.250431][ T12] Tainted: [W]=WARN [ 36.250584][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.250788][ T12] Workqueue: netns cleanup_net [ 36.250969][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.251174][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.251679][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.251881][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31ce40 RCX: 1ff4000000018eed [ 36.252109][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cefc [ 36.252364][ T12] RBP: ff1100001045c000 R08: 1fe22000016639e1 R09: ff11000001aed1d0 [ 36.252607][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.252837][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.253073][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.253343][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.253577][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.253810][ T12] PKRU: 55555554 [ 36.253950][ T12] Call Trace: [ 36.254123][ T12] [ 36.254244][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.254466][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.254674][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.254847][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.255023][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.255205][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.255394][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.255584][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.255758][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.255933][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.256113][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.256300][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.256489][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.256676][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.256849][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.257024][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.257210][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.257400][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.257589][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.257765][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.257939][ T12] kthread (kernel/kthread.c:436) [ 36.258082][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.258293][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.258487][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.258671][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.258905][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.259078][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.259264][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.262243][ T12] ------------[ cut here ]------------ | [ 36.262418][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.262713][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.263298][ T12] Tainted: [W]=WARN [ 36.263453][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.263737][ T12] Workqueue: netns cleanup_net [ 36.263916][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.264122][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.264625][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.264829][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a2740 RCX: 1ff4000000018eed [ 36.265133][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a27fc [ 36.265388][ T12] RBP: ff1100000c2c1000 R08: 1fe22000018d4501 R09: ff11000001aed1d0 [ 36.265625][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.266006][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.266248][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.266622][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.266828][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.267058][ T12] PKRU: 55555554 [ 36.267207][ T12] Call Trace: [ 36.267364][ T12] [ 36.267477][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.267693][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.267894][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.268143][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.268328][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.268523][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.268709][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.268958][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.269135][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.269313][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.269589][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.269771][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.269945][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.270118][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.270298][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.270568][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.270746][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.270917][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.271100][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.271382][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.271566][ T12] kthread (kernel/kthread.c:436) [ 36.271711][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.271913][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.272086][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.272270][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.272487][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.272746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.272917][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.293287][ T12] ------------[ cut here ]------------ | [ 36.293476][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.293787][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.294315][ T12] Tainted: [W]=WARN [ 36.295087][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.295409][ T12] Workqueue: netns cleanup_net [ 36.295675][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.295953][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.296554][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 36.296814][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a2c80 RCX: 1ff4000000018eaf [ 36.297133][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a2d3c [ 36.297437][ T12] RBP: ff11000012744000 R08: 1fe22000018d45a9 R09: ff11000001aed1d0 [ 36.297742][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 36.298011][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaf4000 [ 36.298262][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.298560][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.298769][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.299007][ T12] PKRU: 55555554 [ 36.299151][ T12] Call Trace: [ 36.299305][ T12] [ 36.299435][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.299625][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.299775][ T12] netif_close_many (net/core/dev.c:1804) [ 36.299953][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.300131][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.300318][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.300518][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 36.300698][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 36.300907][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 36.301117][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.301304][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.301534][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.301713][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.301892][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 36.302100][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 36.302297][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 36.302491][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 36.302679][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.302892][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 36.303071][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 36.303264][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.303454][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.303679][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.303858][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.304035][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.304225][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.304419][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.304609][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.304795][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.304976][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.305161][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.305364][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.305552][ T12] kthread (kernel/kthread.c:436) [ 36.305700][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.305907][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.306085][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.306278][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.306511][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.306691][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.306869][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.309451][ T12] ------------[ cut here ]------------ | [ 36.309641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.309936][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.310676][ T12] Tainted: [W]=WARN [ 36.310832][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.311050][ T12] Workqueue: netns cleanup_net [ 36.311254][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.311485][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.311997][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 36.312227][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8ae40 RCX: 1ff4000000018eaf [ 36.312486][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8aefc [ 36.312747][ T12] RBP: ff1100000eaf4000 R08: 1fe22000019f15e1 R09: ff11000001aed1d0 [ 36.313004][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 36.313262][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 36.313552][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.313835][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.314060][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.314359][ T12] PKRU: 55555554 [ 36.314521][ T12] Call Trace: [ 36.314667][ T12] [ 36.314792][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.314987][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 36.315217][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.315410][ T12] netif_close_many (net/core/dev.c:1804) [ 36.315610][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.315794][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.315981][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.316172][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 36.316384][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 36.316634][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 36.316850][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.317037][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.317281][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.317484][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.317674][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 36.317885][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 36.318069][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 36.318267][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 36.318464][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.318685][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 36.318867][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 36.319047][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.319233][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.319429][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.319620][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.319797][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.319977][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.320155][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.320359][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.320553][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.320729][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.320916][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.321099][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.321285][ T12] kthread (kernel/kthread.c:436) [ 36.321446][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.321664][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.321843][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.322023][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.322246][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.322439][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.322630][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.325494][ T12] ------------[ cut here ]------------ | [ 36.325669][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.325959][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.327039][ T12] Tainted: [W]=WARN [ 36.327258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.327531][ T12] Workqueue: netns cleanup_net [ 36.327762][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.328020][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.328582][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 36.328833][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c1791c0 RCX: 1ff4000000018ed5 [ 36.329111][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17927c [ 36.329412][ T12] RBP: ff11000012744000 R08: 1fe220000182f251 R09: ff11000001aed1d0 [ 36.329702][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.329980][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.330269][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.330602][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.330856][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.331134][ T12] PKRU: 55555554 [ 36.331328][ T12] Call Trace: [ 36.331539][ T12] [ 36.331699][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.331952][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.332209][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.332447][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.332675][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 36.332930][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 36.333152][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 36.333395][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.333626][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 36.333846][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 36.334067][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.334302][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.334548][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.334787][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.335012][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.335318][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.335630][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.335901][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.336077][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.336261][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.336453][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.336640][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.336811][ T12] kthread (kernel/kthread.c:436) [ 36.336952][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.337155][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.337338][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.337534][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.337737][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.337909][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.338082][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.340881][ T12] ------------[ cut here ]------------ | [ 36.341047][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.341341][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.342590][ T12] Tainted: [W]=WARN [ 36.342779][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.343024][ T12] Workqueue: netns cleanup_net [ 36.343257][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.343539][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.344065][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 36.344324][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179700 RCX: 1ff4000000018ed5 [ 36.344622][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1797bc [ 36.344896][ T12] RBP: ff1100000eaf4000 R08: 1fe220000182f2f9 R09: ff11000001aed1d0 [ 36.345184][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.345473][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.345754][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.346059][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.346322][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.346647][ T12] PKRU: 55555554 [ 36.346836][ T12] Call Trace: [ 36.347022][ T12] [ 36.347193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.347453][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.347710][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.347931][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.348147][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 36.348495][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 36.348845][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 36.349091][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.349307][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 36.349492][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 36.349682][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.349853][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.350028][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.350211][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.350396][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.350583][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.350755][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.350929][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.351110][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.351292][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.351482][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.351669][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.351840][ T12] kthread (kernel/kthread.c:436) [ 36.351982][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.352184][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.352376][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.352556][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.352758][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.352931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.353102][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.355874][ T12] ------------[ cut here ]------------ | [ 36.356039][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.356333][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.357478][ T12] Tainted: [W]=WARN [ 36.357674][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.357919][ T12] Workqueue: netns cleanup_net [ 36.358145][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.358425][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.358963][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 36.359216][ T12] RAX: 00000000ffffffa6 RBX: ff110000107838c0 RCX: 1ff4000000018ed5 [ 36.359516][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078397c [ 36.359793][ T12] RBP: ff11000004f0c000 R08: 1fe22000020f0731 R09: ff11000001aed1d0 [ 36.360121][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.360486][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.360789][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.361095][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.361371][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.361657][ T12] PKRU: 55555554 [ 36.361843][ T12] Call Trace: [ 36.362027][ T12] [ 36.362199][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.362466][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.362725][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.362964][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.363248][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 36.363578][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 36.363847][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 36.364112][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.364403][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 36.364646][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 36.364818][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.364988][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.365167][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.365343][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.365535][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.365709][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.365880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.366052][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.366242][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.366428][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.366614][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.366791][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.366960][ T12] kthread (kernel/kthread.c:436) [ 36.367101][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.367309][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.367495][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.367675][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.367875][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.368046][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.368230][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.390483][ T829] ------------[ cut here ]------------ | [ 36.390667][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.390900][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.391320][ T829] Tainted: [W]=WARN [ 36.391427][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.391601][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.391778][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.392254][ T829] RSP: 0018:ffa0000000597a80 EFLAGS: 00010286 [ 36.392433][ T829] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff40000000b2f16 [ 36.392642][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 36.392838][ T829] RBP: ff1100000a851000 R08: 1fe2200002514059 R09: ff1100000eaa8b80 [ 36.393038][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.393241][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a851000 [ 36.393447][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.393688][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.393856][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.394056][ T829] PKRU: 55555554 [ 36.394161][ T829] Call Trace: [ 36.394261][ T829] [ 36.394332][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.394479][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.394622][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.394726][ T829] register_netdevice (net/core/dev.c:11488) [ 36.394863][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.395032][ T829] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.395172][ T829] register_netdev (net/core/dev.c:11552) [ 36.395306][ T829] loopback_net_init (drivers/net/loopback.c:218) [ 36.395455][ T829] ops_init (net/core/net_namespace.c:137) [ 36.395565][ T829] setup_net (net/core/net_namespace.c:446) [ 36.395670][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.395804][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.395946][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.396082][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.396222][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.396429][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.396571][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.396705][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.396841][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.396976][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.397113][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.397256][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.397396][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.397537][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.397672][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.397806][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.397982][ T829] RIP: 0033:0x7f66749c7bcb [ 36.398123][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.398614][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.398817][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.399018][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.399223][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.399428][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.399637][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.403998][ T829] ------------[ cut here ]------------ | [ 36.404149][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.404389][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.404809][ T829] Tainted: [W]=WARN [ 36.404909][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.405078][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.405258][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.405746][ T829] RSP: 0018:ffa0000000597918 EFLAGS: 00010286 [ 36.405915][ T829] RAX: 00000000ffffffa6 RBX: ff1100000e9ec3c0 RCX: 1ff40000000b2ee9 [ 36.406116][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec47c [ 36.406322][ T829] RBP: ff1100000ebe9000 R08: 1fe2200001d3d891 R09: ff1100000eaa8b80 [ 36.406534][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.406735][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebe9000 [ 36.406937][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.407179][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.407353][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.407588][ T829] PKRU: 55555554 [ 36.407691][ T829] Call Trace: [ 36.407792][ T829] [ 36.407861][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.407996][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.408130][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.408238][ T829] register_netdevice (net/core/dev.c:11488) [ 36.408386][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.408563][ T829] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.408700][ T829] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.408835][ T829] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.408971][ T829] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.409109][ T829] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.409251][ T829] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.409400][ T829] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 36.409545][ T829] ops_init (net/core/net_namespace.c:137) [ 36.409649][ T829] setup_net (net/core/net_namespace.c:446) [ 36.409751][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.409884][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.410018][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.410160][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.410297][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.410451][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.410596][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.410730][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.410863][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.411003][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.411164][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.411301][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.411440][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.411580][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.411713][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.411848][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.412015][ T829] RIP: 0033:0x7f66749c7bcb [ 36.412160][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.412650][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.412855][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.413060][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.413269][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.413479][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.413686][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.417661][ T829] ------------[ cut here ]------------ | [ 36.417802][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.418036][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.418464][ T829] Tainted: [W]=WARN [ 36.418574][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.418744][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.418921][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.419420][ T829] RSP: 0018:ffa00000005978f8 EFLAGS: 00010286 [ 36.419604][ T829] RAX: 00000000ffffffa6 RBX: ff1100000fa28e40 RCX: 1ff40000000b2ee5 [ 36.419809][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28efc [ 36.420014][ T829] RBP: ff1100000fafc000 R08: 1fe2200001f451e1 R09: ff1100000eaa8b80 [ 36.420222][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.420430][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fafc000 [ 36.420641][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.420888][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.421058][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.421264][ T829] PKRU: 55555554 [ 36.421373][ T829] Call Trace: [ 36.421477][ T829] [ 36.421554][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.421690][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.421827][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.421932][ T829] register_netdevice (net/core/dev.c:11488) [ 36.422072][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.422247][ T829] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.422390][ T829] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.422534][ T829] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.422670][ T829] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.422810][ T829] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.422947][ T829] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.423084][ T829] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 36.423226][ T829] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 36.423367][ T829] vti_init_net (net/ipv4/ip_vti.c:517) [ 36.423512][ T829] ops_init (net/core/net_namespace.c:137) [ 36.423618][ T829] setup_net (net/core/net_namespace.c:446) [ 36.423721][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.423858][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.423994][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.424132][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.424275][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.424425][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.424568][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.424704][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.424843][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.424979][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.425117][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.425260][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.425401][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.425546][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.425682][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.425820][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.425990][ T829] RIP: 0033:0x7f66749c7bcb [ 36.426133][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.426640][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.426845][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.427046][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.427253][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.427461][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.427670][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.431915][ T829] ------------[ cut here ]------------ | [ 36.432055][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.432292][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.432718][ T829] Tainted: [W]=WARN [ 36.432820][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.432991][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.433170][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.433667][ T829] RSP: 0018:ffa0000000597a78 EFLAGS: 00010286 [ 36.433836][ T829] RAX: 00000000ffffffa6 RBX: ff1100000bcaec80 RCX: 1ff40000000b2f15 [ 36.434040][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaed3c [ 36.434247][ T829] RBP: ff1100000feec000 R08: 1fe2200001795da9 R09: ff1100000eaa8b80 [ 36.434451][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.434655][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feec000 [ 36.434857][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.435090][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.435261][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.435467][ T829] PKRU: 55555554 [ 36.435572][ T829] Call Trace: [ 36.435672][ T829] [ 36.435742][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.435877][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.436012][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.436114][ T829] register_netdevice (net/core/dev.c:11488) [ 36.436256][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.436425][ T829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.436567][ T829] register_netdev (net/core/dev.c:11552) [ 36.436702][ T829] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 36.436837][ T829] ops_init (net/core/net_namespace.c:137) [ 36.436941][ T829] setup_net (net/core/net_namespace.c:446) [ 36.437042][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.437179][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.437313][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.437453][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.437596][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.437732][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.437867][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.438001][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.438137][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.438275][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.438415][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.438566][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.438704][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.438835][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.438983][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.439132][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.439310][ T829] RIP: 0033:0x7f66749c7bcb [ 36.439454][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.439948][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.440150][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.440371][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.440579][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.440777][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.440977][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.445190][ T829] ------------[ cut here ]------------ | [ 36.445359][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.445604][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.446029][ T829] Tainted: [W]=WARN [ 36.446134][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.446306][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.446486][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.446964][ T829] RSP: 0018:ffa0000000597a68 EFLAGS: 00010286 [ 36.447131][ T829] RAX: 00000000ffffffa6 RBX: ff110000028b3700 RCX: 1ff40000000b2f13 [ 36.447333][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b37bc [ 36.447542][ T829] RBP: ff1100000fe99000 R08: 1fe22000005166f9 R09: ff1100000eaa8b80 [ 36.447742][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.447939][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe99000 [ 36.448140][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.448383][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.448556][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.448759][ T829] PKRU: 55555554 [ 36.448860][ T829] Call Trace: [ 36.448959][ T829] [ 36.449028][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.449166][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.449300][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.449429][ T829] register_netdevice (net/core/dev.c:11488) [ 36.449576][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.449909][ T829] register_netdev (net/core/dev.c:11552) [ 36.450042][ T829] sit_init_net (net/ipv6/sit.c:1860) [ 36.450194][ T829] ops_init (net/core/net_namespace.c:137) [ 36.450296][ T829] setup_net (net/core/net_namespace.c:446) [ 36.450402][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.450543][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.450678][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.450814][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.450949][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.451084][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.451245][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.451387][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.451528][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.451663][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.451808][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.451944][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.452076][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.452224][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.452361][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.452498][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.452667][ T829] RIP: 0033:0x7f66749c7bcb [ 36.452807][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.453285][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.453737][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.453937][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.454135][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.454340][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.454552][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.459305][ T829] ------------[ cut here ]------------ | [ 36.459463][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.459698][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.460132][ T829] Tainted: [W]=WARN [ 36.460238][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.460422][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.460601][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.461075][ T829] RSP: 0018:ffa0000000597a78 EFLAGS: 00010286 [ 36.461255][ T829] RAX: 00000000ffffffa6 RBX: ff1100000e21e200 RCX: 1ff40000000b2f15 [ 36.461459][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e2bc [ 36.461675][ T829] RBP: ff1100000ed31000 R08: 1fe2200001c43c59 R09: ff1100000eaa8b80 [ 36.461895][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.462092][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed31000 [ 36.462300][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.462552][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.462720][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.462934][ T829] PKRU: 55555554 [ 36.463035][ T829] Call Trace: [ 36.463140][ T829] [ 36.463218][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.463356][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.463511][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.463614][ T829] register_netdevice (net/core/dev.c:11488) [ 36.463749][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.463914][ T829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.464052][ T829] register_netdev (net/core/dev.c:11552) [ 36.464203][ T829] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 36.464338][ T829] ops_init (net/core/net_namespace.c:137) [ 36.464446][ T829] setup_net (net/core/net_namespace.c:446) [ 36.464556][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.464690][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.464824][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.464960][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.465094][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.465259][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.465402][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.465545][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.465679][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.465813][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.465947][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.466083][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.466223][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.466364][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.466502][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.466646][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.466812][ T829] RIP: 0033:0x7f66749c7bcb [ 36.466952][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.467453][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.467662][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.467874][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.468074][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.468292][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.468498][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.472415][ T829] ------------[ cut here ]------------ | [ 36.472579][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.472808][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.473242][ T829] Tainted: [W]=WARN [ 36.473344][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.473523][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.473696][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.474169][ T829] RSP: 0018:ffa0000000597918 EFLAGS: 00010286 [ 36.474337][ T829] RAX: 00000000ffffffa6 RBX: ff1100000ee71540 RCX: 1ff40000000b2ee9 [ 36.474546][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee715fc [ 36.474742][ T829] RBP: ff1100000a114000 R08: 1fe2200001dce2c1 R09: ff1100000eaa8b80 [ 36.474948][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.475151][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a114000 [ 36.475367][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.475611][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.475778][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.475977][ T829] PKRU: 55555554 [ 36.476077][ T829] Call Trace: [ 36.476192][ T829] [ 36.476260][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.476394][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.476534][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.476635][ T829] register_netdevice (net/core/dev.c:11488) [ 36.476925][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.477091][ T829] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.477230][ T829] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.477364][ T829] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.477513][ T829] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.477646][ T829] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.477780][ T829] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.477915][ T829] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 36.478049][ T829] ops_init (net/core/net_namespace.c:137) [ 36.478155][ T829] setup_net (net/core/net_namespace.c:446) [ 36.478258][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.478394][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.478531][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.479582][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.479716][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.479851][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.479986][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.480118][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.480255][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.480410][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.480550][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.480686][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.480817][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.480949][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.481083][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.481220][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.481390][ T829] RIP: 0033:0x7f66749c7bcb [ 36.481534][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.482016][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.482221][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.482426][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.482629][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.482829][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.483028][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.487358][ T829] ------------[ cut here ]------------ | [ 36.487528][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/829 | [ 36.487757][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.488429][ T829] Tainted: [W]=WARN [ 36.488538][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.488707][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.488908][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.489390][ T829] RSP: 0018:ffa0000000597918 EFLAGS: 00010286 [ 36.489562][ T829] RAX: 00000000ffffffa6 RBX: ff1100000fb298c0 RCX: 1ff40000000b2ee9 [ 36.489762][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2997c [ 36.489973][ T829] RBP: ff11000005034000 R08: 1fe2200001f65331 R09: ff1100000eaa8b80 [ 36.490177][ T829] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.490378][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005034000 [ 36.490586][ T829] FS: 00007f6674705840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.490818][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.491008][ T829] CR2: 00007f6674911690 CR3: 000000000e00d005 CR4: 0000000000771ef0 [ 36.491213][ T829] PKRU: 55555554 [ 36.491313][ T829] Call Trace: [ 36.491417][ T829] [ 36.491487][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.491636][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.491769][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.491871][ T829] register_netdevice (net/core/dev.c:11488) [ 36.492006][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.492191][ T829] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.492326][ T829] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.492464][ T829] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.492606][ T829] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.492740][ T829] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.492874][ T829] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.493010][ T829] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 36.493145][ T829] ops_init (net/core/net_namespace.c:137) [ 36.493251][ T829] setup_net (net/core/net_namespace.c:446) [ 36.493370][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.493509][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.493643][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.493778][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.493912][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.494053][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.494192][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.494339][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.494479][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.494619][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.494752][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.494885][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.495031][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.495169][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.495302][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.495451][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.495621][ T829] RIP: 0033:0x7f66749c7bcb [ 36.495758][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.496247][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.496465][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.496671][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.496880][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.497090][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.497296][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.509826][ T829] ------------[ cut here ]------------ | [ 36.510004][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/829 | [ 36.510542][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.510974][ T829] Tainted: [W]=WARN [ 36.511078][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.511251][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.511431][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.511926][ T829] RSP: 0018:ffa0000000597918 EFLAGS: 00010286 [ 36.512094][ T829] RAX: 00000000ffffffa6 RBX: ff1100000aabc580 RCX: 1ff40000000b2ee9 [ 36.512307][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabc63c [ 36.512526][ T829] RBP: ff110000098f9000 R08: 1fe22000015578c9 R09: ff1100000eaa8b80 [ 36.512727][ T829] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.512926][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098f9000 [ 36.513140][ T829] FS: 00007f6674705840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.513392][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.513570][ T829] CR2: 000055f9bf11c438 CR3: 000000000e00d003 CR4: 0000000000771ef0 [ 36.513772][ T829] PKRU: 55555554 [ 36.513871][ T829] Call Trace: [ 36.513972][ T829] [ 36.514044][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.514183][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.514318][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.514433][ T829] register_netdevice (net/core/dev.c:11488) [ 36.514582][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.514748][ T829] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.514896][ T829] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.515032][ T829] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.515192][ T829] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.515328][ T829] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.515482][ T829] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.515626][ T829] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 36.515761][ T829] ops_init (net/core/net_namespace.c:137) [ 36.515868][ T829] setup_net (net/core/net_namespace.c:446) [ 36.515973][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.516112][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.516256][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.516396][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.516544][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.516683][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.516819][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.516953][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.517088][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.517226][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.517364][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.517520][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.517654][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.517788][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.517922][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.518055][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.518238][ T829] RIP: 0033:0x7f66749c7bcb [ 36.518395][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.518886][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.519090][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.519320][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.519590][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.519791][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.519993][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.524726][ T829] ------------[ cut here ]------------ | [ 36.524894][ T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/829 | [ 36.525127][ T829] Modules linked in: ip6_gre ip_gre gre | [ 36.525591][ T829] Tainted: [W]=WARN [ 36.525694][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.525864][ T829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.526043][ T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.526561][ T829] RSP: 0018:ffa0000000597a70 EFLAGS: 00010286 [ 36.526733][ T829] RAX: 00000000ffffffa6 RBX: ff1100000fb29700 RCX: 1ff40000000b2f14 [ 36.526940][ T829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb297bc [ 36.527153][ T829] RBP: ff11000005801000 R08: 1fe2200001f652f9 R09: ff1100000eaa8b80 [ 36.527362][ T829] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.527583][ T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005801000 [ 36.527792][ T829] FS: 00007f6674705840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.528031][ T829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.528205][ T829] CR2: 000055f9bf11c438 CR3: 000000000e00d003 CR4: 0000000000771ef0 [ 36.528582][ T829] PKRU: 55555554 [ 36.528685][ T829] Call Trace: [ 36.528787][ T829] [ 36.528857][ T829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.528993][ T829] ? notifier_call_chain (kernel/notifier.c:85) [ 36.529128][ T829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.529247][ T829] register_netdevice (net/core/dev.c:11488) [ 36.529389][ T829] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.529575][ T829] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.529713][ T829] register_netdev (net/core/dev.c:11552) [ 36.529848][ T829] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 36.529986][ T829] ops_init (net/core/net_namespace.c:137) [ 36.530091][ T829] setup_net (net/core/net_namespace.c:446) [ 36.530196][ T829] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.530342][ T829] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.530485][ T829] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.530631][ T829] copy_net_ns (net/core/net_namespace.c:579) [ 36.530770][ T829] create_new_namespaces (kernel/nsproxy.c:132) [ 36.530910][ T829] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.531210][ T829] ksys_unshare (kernel/fork.c:3243) [ 36.531353][ T829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.531490][ T829] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.531632][ T829] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.531774][ T829] ? __ia32_sys_open (fs/open.c:1374) [ 36.531913][ T829] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.532048][ T829] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.532203][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.532345][ T829] ? irq_exit_rcu (kernel/softirq.c:754) [ 36.532487][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.532661][ T829] RIP: 0033:0x7f66749c7bcb [ 36.532802][ T829] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.533324][ T829] RSP: 002b:00007ffe0ef209f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.533540][ T829] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66749c7bcb [ 36.533741][ T829] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.533944][ T829] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.534148][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0ef22c20 [ 36.534359][ T829] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0ef23877 | [ 36.536159][ T12] ------------[ cut here ]------------ | [ 36.536581][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.536881][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.537454][ T12] Tainted: [W]=WARN [ 36.537610][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.537823][ T12] Workqueue: netns cleanup_net [ 36.538004][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.538239][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.538754][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 36.538970][ T12] RAX: 00000000ffffffa6 RBX: ff1100001077be00 RCX: 1ff4000000018ec7 [ 36.539219][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077bebc [ 36.539472][ T12] RBP: ff11000012914000 R08: 1fe22000020ef7d9 R09: ff11000001aed1d0 [ 36.539714][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 36.539962][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128f4000 [ 36.540213][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.540522][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.540728][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.540970][ T12] PKRU: 55555554 [ 36.541115][ T12] Call Trace: [ 36.541271][ T12] [ 36.541402][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.541591][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.541774][ T12] netif_close_many (net/core/dev.c:1804) [ 36.541953][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 36.542135][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 36.542381][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 36.542606][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.542800][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.543010][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.543202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.543398][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.543601][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.543778][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.543959][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.544139][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.544371][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.544565][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.544747][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.544928][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.545105][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.545299][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.545503][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.545692][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.545874][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.546052][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.546244][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.546438][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.546642][ T12] kthread (kernel/kthread.c:436) [ 36.546789][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.547000][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.547180][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.547401][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.547655][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.547832][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.548010][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.550243][ T12] ------------[ cut here ]------------ | [ 36.550459][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.550786][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.551338][ T12] Tainted: [W]=WARN [ 36.551529][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.551742][ T12] Workqueue: netns cleanup_net [ 36.551929][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.552149][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.552693][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 36.552910][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff4000000018e80 [ 36.553155][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 36.553421][ T12] RBP: ff1100000ed5c000 R08: 1fe22000004f17d9 R09: ff11000001aed1d0 [ 36.553677][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 36.553922][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 36.554170][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.554465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.554690][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.554936][ T12] PKRU: 55555554 [ 36.555085][ T12] Call Trace: [ 36.555242][ T12] [ 36.555374][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.555569][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.555734][ T12] netif_close_many (net/core/dev.c:1804) [ 36.555916][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 36.556100][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.556298][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 36.556524][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 36.556713][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 36.556896][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 36.557120][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 36.557317][ T12] notifier_call_chain (kernel/notifier.c:85) [ 36.557532][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 36.557746][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 36.557929][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 36.558145][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 36.558386][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.558583][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.558803][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.558986][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.559175][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.559376][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.559569][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.559752][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.559935][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.560155][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.560347][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.560558][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.560744][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.560924][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.561109][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.561302][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.561515][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.561720][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.561950][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.562138][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.562335][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.562541][ T12] kthread (kernel/kthread.c:436) [ 36.562696][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.562912][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.563096][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.563289][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.563530][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.563714][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.563900][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.566253][ T12] ------------[ cut here ]------------ | [ 36.566447][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.566760][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.567284][ T12] Tainted: [W]=WARN [ 36.567907][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.568191][ T12] Workqueue: netns cleanup_net [ 36.568440][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.568716][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.569285][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 36.569565][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179540 RCX: 1ff4000000018ec7 [ 36.569852][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1795fc [ 36.570148][ T12] RBP: ff110000128f4000 R08: 1fe220000182f2c1 R09: ff11000001aed1d0 [ 36.570457][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 36.570761][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 36.571052][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.571393][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.571669][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.571953][ T12] PKRU: 55555554 [ 36.572143][ T12] Call Trace: [ 36.572371][ T12] [ 36.572562][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.572788][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 36.573013][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.573218][ T12] netif_close_many (net/core/dev.c:1804) [ 36.573471][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 36.573989][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 36.574262][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 36.574630][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.574823][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.575025][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.575212][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.575416][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.575602][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.575776][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.575956][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.576134][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.576320][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.576535][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.576718][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.576895][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.577067][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.577254][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.577448][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.577638][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.577839][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.578015][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.578203][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.578399][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.578588][ T12] kthread (kernel/kthread.c:436) [ 36.578745][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.578954][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.579130][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.579314][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.579539][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.579715][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.579890][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.583617][ T12] ------------[ cut here ]------------ | [ 36.583773][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 36.584020][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.584456][ T12] Tainted: [W]=WARN [ 36.584582][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.584732][ T12] Workqueue: netns cleanup_net [ 36.584856][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.585013][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.585453][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.585610][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178580 RCX: 1ff4000000018eed [ 36.585789][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17863c [ 36.585966][ T12] RBP: ff1100000ffec000 R08: 1fe220000182f0c9 R09: ff11000001aed1d0 [ 36.586161][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 36.586341][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.586540][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 36.586989][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.587138][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 36.587332][ T12] PKRU: 55555554 [ 36.587427][ T12] Call Trace: [ 36.587526][ T12] [ 36.587594][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.587747][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.587893][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.588012][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.588133][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.588254][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.588380][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.588502][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.588628][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.588763][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.588885][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.589004][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.589122][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.589245][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.589371][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.589493][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.589623][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.589741][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.589864][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.589986][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.590104][ T12] kthread (kernel/kthread.c:436) [ 36.590198][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.590352][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.590475][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.590598][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.590749][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.590867][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.591010][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.607747][ T12] ------------[ cut here ]------------ | [ 36.607904][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 36.608132][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.608542][ T12] Tainted: [W]=WARN [ 36.608632][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.608786][ T12] Workqueue: netns cleanup_net [ 36.608909][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.609063][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.609530][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.609679][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636200 RCX: 1ff4000000018eed [ 36.609855][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6362bc [ 36.610038][ T12] RBP: ff110000050c1000 R08: 1fe22000016c6c59 R09: ff11000001aed1d0 [ 36.610218][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 36.610401][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.610586][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 36.610805][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.610953][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 36.611130][ T12] PKRU: 55555554 [ 36.611225][ T12] Call Trace: [ 36.611313][ T12] [ 36.611383][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.611546][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.611707][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.611828][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.611949][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.612068][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.612190][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.612310][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.612445][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.612571][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.612700][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.612819][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.612936][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.613055][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.613178][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.613299][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.613426][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.613556][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.613704][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.613836][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.613954][ T12] kthread (kernel/kthread.c:436) [ 36.614043][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.614194][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.614318][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.614440][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.614596][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.614715][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.614836][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.617134][ T12] ------------[ cut here ]------------ | [ 36.617269][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 36.617514][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.617908][ T12] Tainted: [W]=WARN [ 36.617999][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.618150][ T12] Workqueue: netns cleanup_net [ 36.618299][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.618460][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.618887][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.619036][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff4000000018eed [ 36.619218][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 36.619418][ T12] RBP: ff11000007889000 R08: 1fe22000016c6fd9 R09: ff11000001aed1d0 [ 36.619605][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 36.619781][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.619957][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 36.620171][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.620319][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 36.620510][ T12] PKRU: 55555554 [ 36.620600][ T12] Call Trace: [ 36.620687][ T12] [ 36.620750][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.620903][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.621052][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.621176][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.621296][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.621420][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.621545][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.621666][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.621806][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.621924][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.622045][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.622169][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.622291][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.622417][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.622553][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.622674][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.622797][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.622917][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.623040][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.623166][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.623285][ T12] kthread (kernel/kthread.c:436) [ 36.623380][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.623536][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.623654][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.623776][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.623936][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.624056][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.624180][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.628167][ T12] ------------[ cut here ]------------ | [ 36.628307][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 36.628588][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.629002][ T12] Tainted: [W]=WARN [ 36.629095][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.629253][ T12] Workqueue: netns cleanup_net [ 36.629387][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.629553][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.630009][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 36.630173][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54e200 RCX: 1ff4000000018e99 [ 36.630360][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e2bc [ 36.630553][ T12] RBP: ff1100000ed5c000 R08: 1fe22000016a9c59 R09: ff11000001aed1d0 [ 36.630755][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 36.630944][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.631129][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 36.631355][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.631517][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 36.631708][ T12] PKRU: 55555554 [ 36.631799][ T12] Call Trace: [ 36.631891][ T12] [ 36.631955][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.632112][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.632272][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 36.632404][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.632536][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 36.632694][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 36.632819][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 36.632944][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 36.633066][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 36.633195][ T12] notifier_call_chain (kernel/notifier.c:85) [ 36.633324][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 36.633489][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.633655][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.633779][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.633905][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.634029][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.634162][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.634293][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.634429][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.634574][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.634700][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.634825][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.634948][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.635072][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.635200][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.635332][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.635464][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.635592][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.635721][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.635850][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.635973][ T12] kthread (kernel/kthread.c:436) [ 36.636068][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.636229][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.636358][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.636486][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.636650][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.636773][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.636897][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.646044][ T12] ------------[ cut here ]------------ | [ 36.646243][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.646547][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.647070][ T12] Tainted: [W]=WARN [ 36.647220][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.647430][ T12] Workqueue: netns cleanup_net [ 36.647614][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.647819][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.648305][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.648533][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54e740 RCX: 1ff4000000018eed [ 36.648758][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54e7fc [ 36.648985][ T12] RBP: ff11000012914000 R08: 1fe22000016a9d01 R09: ff11000001aed1d0 [ 36.649220][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.649472][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.649706][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.649962][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.650162][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.650420][ T12] PKRU: 55555554 [ 36.650569][ T12] Call Trace: [ 36.650708][ T12] [ 36.650820][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.651024][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.651234][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.651419][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.651616][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.651784][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.651963][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.652134][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.652313][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.652491][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.652673][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.652854][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.653023][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.653200][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.653385][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.653563][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.653748][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.653928][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.654102][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.654287][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.654471][ T12] kthread (kernel/kthread.c:436) [ 36.654617][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.654825][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.654994][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.655169][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.655389][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.655570][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.655740][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.658239][ T12] ------------[ cut here ]------------ | [ 36.658425][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.658712][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.659208][ T12] Tainted: [W]=WARN [ 36.659363][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.659573][ T12] Workqueue: netns cleanup_net [ 36.659746][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.659950][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.660438][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.660643][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54f1c0 RCX: 1ff4000000018eed [ 36.660866][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54f27c [ 36.661104][ T12] RBP: ff1100000fac1000 R08: 1fe22000016a9e51 R09: ff11000001aed1d0 [ 36.661340][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.661597][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.661825][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.662080][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.662296][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.662544][ T12] PKRU: 55555554 [ 36.662683][ T12] Call Trace: [ 36.662821][ T12] [ 36.662932][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.663133][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.663338][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.663543][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.663715][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.663884][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.664067][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.664251][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.664439][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.664626][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.664799][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.664971][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.665140][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.665321][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.665525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.665700][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.665875][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.666044][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.666232][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.666422][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.666606][ T12] kthread (kernel/kthread.c:436) [ 36.666759][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.666960][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.667140][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.667323][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.667548][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.667860][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.668034][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.670789][ T12] ------------[ cut here ]------------ | [ 36.670962][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.671257][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.671774][ T12] Tainted: [W]=WARN [ 36.671911][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.672108][ T12] Workqueue: netns cleanup_net [ 36.672292][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.672521][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.672986][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.673190][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b54f540 RCX: 1ff4000000018eed [ 36.673431][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54f5fc [ 36.673667][ T12] RBP: ff1100000a37c000 R08: 1fe22000016a9ec1 R09: ff11000001aed1d0 [ 36.673891][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.674117][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.674366][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.674637][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.674834][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.675063][ T12] PKRU: 55555554 [ 36.675209][ T12] Call Trace: [ 36.675363][ T12] [ 36.675475][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.675684][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.675880][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.676052][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.676235][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.676422][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.676605][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.676779][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.676952][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.677118][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.677300][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.677487][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.677665][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.677837][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.678007][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.678182][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.678372][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.678552][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.678728][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.678903][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.679071][ T12] kthread (kernel/kthread.c:436) [ 36.679224][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.679438][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.679615][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.679789][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.679993][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.680164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.680339][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.683027][ T12] ------------[ cut here ]------------ | [ 36.683196][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.683519][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.684007][ T12] Tainted: [W]=WARN [ 36.684150][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.684369][ T12] Workqueue: netns cleanup_net [ 36.684554][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.684758][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.685236][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.685449][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b4531c0 RCX: 1ff4000000018eed [ 36.685707][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45327c [ 36.685944][ T12] RBP: ff1100000eaf1000 R08: 1fe220000168a651 R09: ff11000001aed1d0 [ 36.686172][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.686419][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.686719][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.686974][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.687173][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.687423][ T12] PKRU: 55555554 [ 36.687573][ T12] Call Trace: [ 36.687713][ T12] [ 36.687824][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.688027][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.688235][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.688421][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.688602][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.688773][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.688942][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.689113][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.689295][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.689478][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.689662][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.689832][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.690001][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.690178][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.690364][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.690543][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.690717][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.690885][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.691060][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.691246][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.691430][ T12] kthread (kernel/kthread.c:436) [ 36.691580][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.691778][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.691947][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.692117][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.692322][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.692516][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.692692][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.695364][ T12] ------------[ cut here ]------------ | [ 36.695535][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.695819][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.696317][ T12] Tainted: [W]=WARN [ 36.696467][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.696673][ T12] Workqueue: netns cleanup_net [ 36.696851][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.697054][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.697552][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.697752][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b452e40 RCX: 1ff4000000018eed [ 36.697980][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b452efc [ 36.698215][ T12] RBP: ff1100000fc39000 R08: 1fe220000168a5e1 R09: ff11000001aed1d0 [ 36.698454][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.698688][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.698918][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.699175][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.699390][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.699627][ T12] PKRU: 55555554 [ 36.699764][ T12] Call Trace: [ 36.699903][ T12] [ 36.700016][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.700228][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.700439][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.700614][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.700785][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.700953][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.701123][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.701308][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.701493][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.701670][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.701842][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.702012][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.702181][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.702369][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.702548][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.702723][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.702896][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.703065][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.703250][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.703435][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.703616][ T12] kthread (kernel/kthread.c:436) [ 36.703758][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.703959][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.704128][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.704305][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.704531][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.704702][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.704871][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.707336][ T12] ------------[ cut here ]------------ | [ 36.707522][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.707802][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.708303][ T12] Tainted: [W]=WARN [ 36.708455][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.708660][ T12] Workqueue: netns cleanup_net [ 36.708833][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.709036][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.709536][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.709736][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b4538c0 RCX: 1ff4000000018eed [ 36.709959][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45397c [ 36.710193][ T12] RBP: ff11000007f91000 R08: 1fe220000168a731 R09: ff11000001aed1d0 [ 36.710432][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.710666][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.710892][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.711151][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.711374][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.711611][ T12] PKRU: 55555554 [ 36.711748][ T12] Call Trace: [ 36.711886][ T12] [ 36.711996][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.712203][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.712417][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.712597][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.712767][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.712934][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.713102][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.713282][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.713464][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.713644][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.713818][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.713989][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.714158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.714333][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.714525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.714697][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.714869][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.715040][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.715222][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.715407][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.715585][ T12] kthread (kernel/kthread.c:436) [ 36.715723][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.715919][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.716089][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.716271][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.716487][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.716665][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.716833][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.719304][ T12] ------------[ cut here ]------------ | [ 36.719486][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 36.719774][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.720278][ T12] Tainted: [W]=WARN [ 36.720429][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.720636][ T12] Workqueue: netns cleanup_net [ 36.720807][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.721009][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.721503][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.721710][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b453700 RCX: 1ff4000000018eed [ 36.721934][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4537bc [ 36.722160][ T12] RBP: ff1100000fd19000 R08: 1fe220000168a6f9 R09: ff11000001aed1d0 [ 36.722407][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.722701][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.722930][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.723207][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.723427][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 36.723667][ T12] PKRU: 55555554 [ 36.723805][ T12] Call Trace: [ 36.723943][ T12] [ 36.724054][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.724266][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.724476][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.724653][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.724828][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.724996][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.725169][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.725358][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.725539][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.725710][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.725883][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.726060][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.726239][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.726426][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.726607][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.726779][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.726954][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.727122][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.727307][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.727498][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.727677][ T12] kthread (kernel/kthread.c:436) [ 36.727818][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.728016][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.728192][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.728378][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.728585][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.728757][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.728928][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.741261][ T12] ------------[ cut here ]------------ | [ 36.741410][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.741653][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.742049][ T12] Tainted: [W]=WARN [ 36.742137][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.742289][ T12] Workqueue: netns cleanup_net [ 36.742418][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.742580][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.743007][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.743159][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21fc40 RCX: 1ff4000000018eed [ 36.743333][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21fcfc [ 36.743523][ T12] RBP: ff1100000ed44000 R08: 1fe2200001c43fa1 R09: ff11000001aed1d0 [ 36.743699][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.743881][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.744061][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.744275][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.744434][ T12] CR2: 000055f6c13b6a58 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.744618][ T12] PKRU: 55555554 [ 36.744712][ T12] Call Trace: [ 36.744801][ T12] [ 36.744863][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.745016][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.745176][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.745295][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.745423][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.745546][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.745666][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.745788][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.745909][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.746027][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.746156][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.746277][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.746402][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.746529][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.746647][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.746766][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.746889][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.747009][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.747131][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.747257][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.747383][ T12] kthread (kernel/kthread.c:436) [ 36.747474][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.747626][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.747745][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.747866][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.748012][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.748136][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.748263][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.751658][ T12] ------------[ cut here ]------------ | [ 36.751783][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.752022][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.752431][ T12] Tainted: [W]=WARN [ 36.752527][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.752676][ T12] Workqueue: netns cleanup_net [ 36.752799][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.752952][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.753394][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.753549][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb283c0 RCX: 1ff4000000018eed [ 36.753726][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2847c [ 36.753903][ T12] RBP: ff110000128f4000 R08: 1fe2200001f65091 R09: ff11000001aed1d0 [ 36.754082][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.754268][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.754449][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.754663][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.754817][ T12] CR2: 000055f6c13b6a58 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.754998][ T12] PKRU: 55555554 [ 36.755087][ T12] Call Trace: [ 36.755180][ T12] [ 36.755244][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.755402][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.755560][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.755680][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.755801][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.755920][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.756040][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.756164][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.756285][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.756409][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.756538][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.756659][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.756778][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.756903][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.757022][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.757143][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.757271][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.757395][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.757522][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.757647][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.757770][ T12] kthread (kernel/kthread.c:436) [ 36.757860][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.758009][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.758128][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.758250][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.758405][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.758533][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.758651][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.761401][ T12] ------------[ cut here ]------------ | [ 36.761551][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.761795][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.762196][ T12] Tainted: [W]=WARN [ 36.762287][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.762458][ T12] Workqueue: netns cleanup_net [ 36.762594][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.762754][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.763183][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.763337][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb000 RCX: 1ff4000000018eed [ 36.763527][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb0bc [ 36.763705][ T12] RBP: ff11000010391000 R08: 1fe2200000af7619 R09: ff11000001aed1d0 [ 36.763881][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.764060][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.764244][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.764465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.764626][ T12] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.764805][ T12] PKRU: 55555554 [ 36.764897][ T12] Call Trace: [ 36.764987][ T12] [ 36.765050][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.765209][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.765362][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.765485][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.765610][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.765729][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.765850][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.765972][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.766093][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.766216][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.766339][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.766465][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.766588][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.766710][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.766830][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.766952][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.767077][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.767202][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.767327][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.767456][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.767582][ T12] kthread (kernel/kthread.c:436) [ 36.767674][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.767822][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.767943][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.768065][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.768218][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.768338][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.768464][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.778920][ T12] ------------[ cut here ]------------ | [ 36.779066][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.779305][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.780175][ T12] Tainted: [W]=WARN [ 36.780266][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.780471][ T12] Workqueue: netns cleanup_net [ 36.780609][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.780767][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.781198][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.781398][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62f380 RCX: 1ff4000000018eed [ 36.781583][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f43c [ 36.781762][ T12] RBP: ff1100000ee11000 R08: 1fe22000016c5e89 R09: ff11000001aed1d0 [ 36.781943][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.782121][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.782311][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.782585][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.782735][ T12] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.782916][ T12] PKRU: 55555554 [ 36.783006][ T12] Call Trace: [ 36.783097][ T12] [ 36.783163][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.783318][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.783522][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.783647][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.783768][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.783888][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.784008][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.784129][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.784252][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.784416][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.784546][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.784666][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.784784][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.784905][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.785027][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.785152][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.785279][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.785447][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.785578][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.785702][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.785822][ T12] kthread (kernel/kthread.c:436) [ 36.785928][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.786080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.786207][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.786327][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.786530][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.786654][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.786775][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.797290][ T12] ------------[ cut here ]------------ | [ 36.797443][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.797684][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.798085][ T12] Tainted: [W]=WARN [ 36.798181][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.798331][ T12] Workqueue: netns cleanup_net [ 36.798465][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.798629][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.799057][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.799212][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62fa80 RCX: 1ff4000000018eed [ 36.799398][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62fb3c [ 36.799581][ T12] RBP: ff1100000feac000 R08: 1fe22000016c5f69 R09: ff11000001aed1d0 [ 36.799760][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.799942][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.800122][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.800336][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.800489][ T12] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.800674][ T12] PKRU: 55555554 [ 36.800764][ T12] Call Trace: [ 36.800854][ T12] [ 36.800916][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.801069][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.801222][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.801343][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.801473][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.801600][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.801720][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.801842][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.801965][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.802086][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.802217][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.802339][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.802474][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.802602][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.802721][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.802842][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.802972][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.803091][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.803221][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.803350][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.803475][ T12] kthread (kernel/kthread.c:436) [ 36.803574][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.803723][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.803848][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.803969][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.804124][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.804247][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.804373][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.806601][ T12] ------------[ cut here ]------------ | [ 36.806720][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.806958][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.807368][ T12] Tainted: [W]=WARN [ 36.807458][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.807618][ T12] Workqueue: netns cleanup_net [ 36.807741][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.807896][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.808326][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.808481][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62ec80 RCX: 1ff4000000018eed [ 36.808665][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62ed3c [ 36.808848][ T12] RBP: ff1100000fb44000 R08: 1fe22000016c5da9 R09: ff11000001aed1d0 [ 36.809032][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.809217][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.809403][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.809619][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.809775][ T12] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.809955][ T12] PKRU: 55555554 [ 36.810046][ T12] Call Trace: [ 36.810135][ T12] [ 36.810203][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.810362][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.810518][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.810643][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.810763][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.810881][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.811002][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.811122][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.811249][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.811373][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.811497][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.811626][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.811749][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.811870][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.811989][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.812110][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.812239][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.812362][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.812487][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.812619][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.812739][ T12] kthread (kernel/kthread.c:436) [ 36.812831][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.812979][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.813100][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.813223][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.813380][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.813501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.813646][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.815845][ T12] ------------[ cut here ]------------ | [ 36.815965][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.816212][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.816617][ T12] Tainted: [W]=WARN [ 36.816709][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.816858][ T12] Workqueue: netns cleanup_net [ 36.816982][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.817137][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.817583][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.817734][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62f8c0 RCX: 1ff4000000018eed [ 36.817913][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f97c [ 36.818091][ T12] RBP: ff1100000f9a4000 R08: 1fe22000016c5f31 R09: ff11000001aed1d0 [ 36.818277][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.818461][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.818652][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.818860][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.819008][ T12] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.819190][ T12] PKRU: 55555554 [ 36.819278][ T12] Call Trace: [ 36.819371][ T12] [ 36.819433][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.819594][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.819740][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.819861][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.819981][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.820101][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.820222][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.820343][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.820476][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.820599][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.820720][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.820840][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.820960][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.821085][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.821207][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.821331][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.821461][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.821585][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.821708][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.821832][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.821951][ T12] kthread (kernel/kthread.c:436) [ 36.822041][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.822191][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.822311][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.822435][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.822590][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.822714][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.822840][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.825135][ T12] ------------[ cut here ]------------ | [ 36.825261][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.825762][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.826171][ T12] Tainted: [W]=WARN [ 36.826262][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.826419][ T12] Workqueue: netns cleanup_net [ 36.826550][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.826711][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.827136][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.827293][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236c80 RCX: 1ff4000000018eed [ 36.827477][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b236d3c [ 36.827662][ T12] RBP: ff1100000fca4000 R08: 1fe2200001646da9 R09: ff11000001aed1d0 [ 36.827840][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.828026][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.828211][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.828424][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.828579][ T12] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.828764][ T12] PKRU: 55555554 [ 36.828853][ T12] Call Trace: [ 36.828944][ T12] [ 36.829005][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.829164][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.829317][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.829441][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.829572][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.829690][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.829812][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.829934][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.830057][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.830180][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.830307][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.830434][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.830561][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.830686][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.830806][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.830931][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.831061][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.831188][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.831312][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.831440][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.831566][ T12] kthread (kernel/kthread.c:436) [ 36.831662][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.831812][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.831932][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.832057][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.832217][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.832343][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.832472][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.834515][ T12] ------------[ cut here ]------------ | [ 36.834639][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 36.834890][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.835292][ T12] Tainted: [W]=WARN [ 36.835389][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.835545][ T12] Workqueue: netns cleanup_net [ 36.835669][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.835826][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.836253][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.836408][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236040 RCX: 1ff4000000018eed [ 36.836598][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2360fc [ 36.836778][ T12] RBP: ff1100000a39c000 R08: 1fe2200001646c21 R09: ff11000001aed1d0 [ 36.836955][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.837133][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.837318][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.837543][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.837691][ T12] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.837869][ T12] PKRU: 55555554 [ 36.837963][ T12] Call Trace: [ 36.838051][ T12] [ 36.838114][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.838272][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.838425][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.838549][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.838669][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.838789][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.838909][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.839030][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.839155][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.839275][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.839407][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.839536][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.839654][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.839776][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.839894][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.840015][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.840137][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.840263][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.840874][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.841001][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.841119][ T12] kthread (kernel/kthread.c:436) [ 36.841214][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.841457][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.841581][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.841702][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.841855][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.841973][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.842092][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.850514][ T12] ------------[ cut here ]------------ | [ 36.850654][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.850889][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.851285][ T12] Tainted: [W]=WARN [ 36.851382][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.851538][ T12] Workqueue: netns cleanup_net [ 36.851665][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.851821][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.852246][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 36.852403][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb28740 RCX: 1ff4000000018eed [ 36.852583][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb287fc [ 36.852759][ T12] RBP: ff1100000ec44000 R08: 1fe2200001f65101 R09: ff11000001aed1d0 [ 36.852934][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.853120][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.853306][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.853527][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.853676][ T12] CR2: 000055f6c13b6a58 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.853856][ T12] PKRU: 55555554 [ 36.853945][ T12] Call Trace: [ 36.854035][ T12] [ 36.854098][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.854252][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.854404][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 36.854532][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 36.854651][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.854771][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 36.854889][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 36.855009][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 36.855130][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.855251][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.855383][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.855512][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.855635][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.855759][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.855880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.856000][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.856126][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.856246][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.856376][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.856501][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.856626][ T12] kthread (kernel/kthread.c:436) [ 36.856716][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.856866][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.856985][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.857104][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.857257][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.857383][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.857509][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.867133][ T830] ------------[ cut here ]------------ | [ 36.867307][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 36.867556][ T830] Modules linked in: ip6_gre ip_gre gre | [ 36.867967][ T830] Tainted: [W]=WARN [ 36.868072][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.868252][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.868431][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.868914][ T830] RSP: 0018:ffa0000000577a80 EFLAGS: 00010286 [ 36.869084][ T830] RAX: 00000000ffffffa6 RBX: ff1100000bcae040 RCX: 1ff40000000aef16 [ 36.869289][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae0fc [ 36.869554][ T830] RBP: ff1100000aa44000 R08: 1fe2200001795c21 R09: ff1100000eaaae80 [ 36.869751][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.869950][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa44000 [ 36.870156][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.870449][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.870678][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.870880][ T830] PKRU: 55555554 [ 36.870981][ T830] Call Trace: [ 36.871079][ T830] [ 36.871152][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.871287][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 36.871478][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.871587][ T830] register_netdevice (net/core/dev.c:11488) [ 36.871723][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.871889][ T830] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.872025][ T830] register_netdev (net/core/dev.c:11552) [ 36.872162][ T830] loopback_net_init (drivers/net/loopback.c:218) [ 36.872298][ T830] ops_init (net/core/net_namespace.c:137) [ 36.872457][ T830] setup_net (net/core/net_namespace.c:446) [ 36.872564][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.872697][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.872830][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.872975][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 36.873116][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 36.873260][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.873411][ T830] ksys_unshare (kernel/fork.c:3243) [ 36.873553][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.873687][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.873830][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.873967][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 36.874103][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.874243][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.874381][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.874521][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 36.874656][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 36.874790][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.874956][ T830] RIP: 0033:0x7eff9b092bcb [ 36.875095][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.875589][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.875789][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 36.875986][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.876192][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.876394][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 36.876598][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 36.880995][ T830] ------------[ cut here ]------------ | [ 36.881136][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 36.881378][ T830] Modules linked in: ip6_gre ip_gre gre | [ 36.881787][ T830] Tainted: [W]=WARN [ 36.881888][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.882054][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.882231][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.882728][ T830] RSP: 0018:ffa0000000577918 EFLAGS: 00010286 [ 36.882895][ T830] RAX: 00000000ffffffa6 RBX: ff1100000fa298c0 RCX: 1ff40000000aeee9 [ 36.883094][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2997c [ 36.883295][ T830] RBP: ff1100000eb69000 R08: 1fe2200001f45331 R09: ff1100000eaaae80 [ 36.884023][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.884227][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb69000 [ 36.884483][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.884720][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.884887][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.885093][ T830] PKRU: 55555554 [ 36.885195][ T830] Call Trace: [ 36.885296][ T830] [ 36.885420][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.885562][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 36.885752][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.885852][ T830] register_netdevice (net/core/dev.c:11488) [ 36.885988][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.886159][ T830] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.886296][ T830] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.886486][ T830] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.886622][ T830] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.886765][ T830] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.886907][ T830] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.887041][ T830] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 36.887182][ T830] ops_init (net/core/net_namespace.c:137) [ 36.887283][ T830] setup_net (net/core/net_namespace.c:446) [ 36.887448][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.887585][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.887716][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.887850][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 36.887984][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 36.888120][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.888264][ T830] ksys_unshare (kernel/fork.c:3243) [ 36.888460][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.888599][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.888731][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.888864][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 36.888997][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.889130][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.889265][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.889455][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 36.889594][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 36.889726][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.889890][ T830] RIP: 0033:0x7eff9b092bcb [ 36.890027][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.890570][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.890770][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 36.890971][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.891174][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.891430][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 36.891635][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 36.895454][ T12] ------------[ cut here ]------------ | [ 36.895604][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.895845][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.896253][ T12] Tainted: [W]=WARN [ 36.896355][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.896514][ T12] Workqueue: netns cleanup_net [ 36.896642][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.896800][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.897245][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 36.897403][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637c40 RCX: 1ff4000000018ed5 [ 36.897589][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637cfc [ 36.897767][ T12] RBP: ff110000086d1000 R08: 1fe22000016c6fa1 R09: ff11000001aed1d0 [ 36.897946][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.898125][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.898310][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.898540][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.898692][ T12] CR2: 000055f6c13b6a58 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.898882][ T12] PKRU: 55555554 [ 36.898973][ T12] Call Trace: [ 36.899064][ T12] [ 36.899128][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.899286][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.899473][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.899603][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 36.899728][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 36.899851][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.899973][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 36.900097][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 36.900223][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.900344][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.900476][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.900605][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.900727][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.900849][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.900972][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.901094][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.901223][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.901344][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.901477][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.901609][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.901730][ T12] kthread (kernel/kthread.c:436) [ 36.901821][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.901972][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.902093][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.902218][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.902375][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.902500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.902628][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.913698][ T12] ------------[ cut here ]------------ | [ 36.913857][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 36.914096][ T12] Modules linked in: ip6_gre ip_gre gre | [ 36.914518][ T12] Tainted: [W]=WARN [ 36.914609][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.914757][ T12] Workqueue: netns cleanup_net [ 36.914887][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.915043][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.915590][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 36.915741][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee71000 RCX: 1ff4000000018ed5 [ 36.915923][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee710bc [ 36.916106][ T12] RBP: ff1100001001c000 R08: 1fe2200001dce219 R09: ff11000001aed1d0 [ 36.916291][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 36.916572][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 36.916757][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 36.916969][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.917120][ T12] CR2: 000055f6c13b6a58 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 36.917306][ T12] PKRU: 55555554 [ 36.917497][ T12] Call Trace: [ 36.917593][ T12] [ 36.917657][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 36.917809][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 36.917962][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.918084][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 36.918212][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 36.918337][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 36.918463][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 36.918596][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 36.918719][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 36.918840][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.918965][ T12] cleanup_net (net/core/net_namespace.c:702) [ 36.919087][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 36.919218][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 36.919343][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 36.919473][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 36.919601][ T12] process_one_work (kernel/workqueue.c:3314) [ 36.919724][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 36.919845][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 36.919973][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 36.920097][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 36.920220][ T12] kthread (kernel/kthread.c:436) [ 36.920312][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.920466][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.920593][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.920713][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 36.920865][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.920985][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 36.921106][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.925947][ T830] ------------[ cut here ]------------ | [ 36.926140][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/830 | [ 36.926448][ T830] Modules linked in: ip6_gre ip_gre gre | [ 36.926971][ T830] Tainted: [W]=WARN [ 36.927123][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.927372][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.927609][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.928137][ T830] RSP: 0018:ffa00000005778f8 EFLAGS: 00010286 [ 36.928386][ T830] RAX: 00000000ffffffa6 RBX: ff1100000c69ac80 RCX: 1ff40000000aeee5 [ 36.928646][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69ad3c [ 36.928899][ T830] RBP: ff1100000ec01000 R08: 1fe22000018d35a9 R09: ff1100000eaaae80 [ 36.929147][ T830] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.929417][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec01000 [ 36.929689][ T830] FS: 00007eff9add0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.929976][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.930201][ T830] CR2: 000055f6a14da480 CR3: 0000000004f06004 CR4: 0000000000771ef0 [ 36.930468][ T830] PKRU: 55555554 [ 36.930627][ T830] Call Trace: [ 36.930778][ T830] [ 36.930898][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.931084][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 36.931282][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.931450][ T830] register_netdevice (net/core/dev.c:11488) [ 36.931645][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.931862][ T830] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.932047][ T830] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.932241][ T830] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.932515][ T830] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.932716][ T830] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.932922][ T830] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.933114][ T830] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 36.933307][ T830] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 36.933514][ T830] vti_init_net (net/ipv4/ip_vti.c:517) [ 36.933699][ T830] ops_init (net/core/net_namespace.c:137) [ 36.933851][ T830] setup_net (net/core/net_namespace.c:446) [ 36.934005][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.934197][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.934398][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.934601][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 36.934788][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 36.934975][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.935164][ T830] ksys_unshare (kernel/fork.c:3243) [ 36.935371][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.935570][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.935755][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.935942][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 36.936129][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.936320][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.936531][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.936717][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 36.936901][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 36.937088][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.937315][ T830] RIP: 0033:0x7eff9b092bcb [ 36.937531][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.938053][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.938315][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 36.938591][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.938838][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.939085][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 36.939358][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 36.944801][ T830] ------------[ cut here ]------------ | [ 36.944983][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/830 | [ 36.945282][ T830] Modules linked in: ip6_gre ip_gre gre | [ 36.945934][ T830] Tainted: [W]=WARN [ 36.946139][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.946429][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.946726][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.947310][ T830] RSP: 0018:ffa0000000577a78 EFLAGS: 00010286 [ 36.947601][ T830] RAX: 00000000ffffffa6 RBX: ff1100000d7e3a80 RCX: 1ff40000000aef15 [ 36.947904][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3b3c [ 36.948219][ T830] RBP: ff110000103d4000 R08: 1fe2200001afc769 R09: ff1100000eaaae80 [ 36.948550][ T830] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 36.948852][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d4000 [ 36.949167][ T830] FS: 00007eff9add0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 36.949527][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.949803][ T830] CR2: 000055f6a14da480 CR3: 0000000004f06004 CR4: 0000000000771ef0 [ 36.950106][ T830] PKRU: 55555554 [ 36.950322][ T830] Call Trace: [ 36.950549][ T830] [ 36.950722][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.950957][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 36.951167][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.951328][ T830] register_netdevice (net/core/dev.c:11488) [ 36.951536][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.951749][ T830] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.951935][ T830] register_netdev (net/core/dev.c:11552) [ 36.952118][ T830] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 36.952311][ T830] ops_init (net/core/net_namespace.c:137) [ 36.952475][ T830] setup_net (net/core/net_namespace.c:446) [ 36.952637][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.952819][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.953006][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.953198][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 36.953399][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 36.953594][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.953777][ T830] ksys_unshare (kernel/fork.c:3243) [ 36.953962][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.954145][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.954339][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.954548][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 36.954734][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.954917][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.955103][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.955299][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 36.955501][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 36.955695][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.955908][ T830] RIP: 0033:0x7eff9b092bcb [ 36.956097][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.956659][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.956908][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 36.957156][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.957424][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.957687][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 36.957932][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 36.962564][ T830] ------------[ cut here ]------------ | [ 36.962716][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 36.962940][ T830] Modules linked in: ip6_gre ip_gre gre | [ 36.963358][ T830] Tainted: [W]=WARN [ 36.963459][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.963630][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.963802][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.964276][ T830] RSP: 0018:ffa0000000577a68 EFLAGS: 00010286 [ 36.964451][ T830] RAX: 00000000ffffffa6 RBX: ff1100001077ac80 RCX: 1ff40000000aef13 [ 36.964657][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077ad3c [ 36.964855][ T830] RBP: ff1100000a9d4000 R08: 1fe22000020ef5a9 R09: ff1100000eaaae80 [ 36.965053][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.965261][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a9d4000 [ 36.965479][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.965719][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.965886][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.966088][ T830] PKRU: 55555554 [ 36.966193][ T830] Call Trace: [ 36.966292][ T830] [ 36.966363][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.966497][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 36.966635][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.966737][ T830] register_netdevice (net/core/dev.c:11488) [ 36.966871][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.967040][ T830] register_netdev (net/core/dev.c:11552) [ 36.967178][ T830] sit_init_net (net/ipv6/sit.c:1860) [ 36.967314][ T830] ops_init (net/core/net_namespace.c:137) [ 36.967422][ T830] setup_net (net/core/net_namespace.c:446) [ 36.967531][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.967664][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.967803][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.967938][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 36.968074][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 36.968215][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.968355][ T830] ksys_unshare (kernel/fork.c:3243) [ 36.968490][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.968630][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.968763][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.968907][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 36.969046][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.969188][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.969323][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.969460][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 36.969599][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 36.969734][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.969899][ T830] RIP: 0033:0x7eff9b092bcb [ 36.970038][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.970558][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.970758][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 36.970958][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.971162][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.971369][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 36.971575][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 36.975921][ T830] ------------[ cut here ]------------ | [ 36.976064][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 36.976295][ T830] Modules linked in: ip6_gre ip_gre gre | [ 36.976719][ T830] Tainted: [W]=WARN [ 36.976818][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.976983][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.977160][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.977650][ T830] RSP: 0018:ffa0000000577a78 EFLAGS: 00010286 [ 36.977818][ T830] RAX: 00000000ffffffa6 RBX: ff1100001077b000 RCX: 1ff40000000aef15 [ 36.978019][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077b0bc [ 36.978226][ T830] RBP: ff1100000f8e9000 R08: 1fe22000020ef619 R09: ff1100000eaaae80 [ 36.978429][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.978637][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8e9000 [ 36.978837][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.979072][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.979248][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.979454][ T830] PKRU: 55555554 [ 36.979562][ T830] Call Trace: [ 36.979662][ T830] [ 36.979732][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.979866][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 36.980002][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.980106][ T830] register_netdevice (net/core/dev.c:11488) [ 36.980246][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.980418][ T830] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 36.980562][ T830] register_netdev (net/core/dev.c:11552) [ 36.980697][ T830] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 36.980832][ T830] ops_init (net/core/net_namespace.c:137) [ 36.980935][ T830] setup_net (net/core/net_namespace.c:446) [ 36.981038][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.981178][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.981314][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.981456][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 36.981599][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 36.981737][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.981872][ T830] ksys_unshare (kernel/fork.c:3243) [ 36.982008][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.982141][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.982280][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.982421][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 36.982562][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.982695][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.982834][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.982969][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 36.983103][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 36.983243][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.983414][ T830] RIP: 0033:0x7eff9b092bcb [ 36.983558][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.984036][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.984242][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 36.984445][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.984654][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.984854][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 36.985054][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 36.989387][ T830] ------------[ cut here ]------------ | [ 36.989548][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 36.989773][ T830] Modules linked in: ip6_gre ip_gre gre | [ 36.990179][ T830] Tainted: [W]=WARN [ 36.990278][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.990449][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 36.990628][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 36.991102][ T830] RSP: 0018:ffa0000000577918 EFLAGS: 00010286 [ 36.991277][ T830] RAX: 00000000ffffffa6 RBX: ff1100000b54fe00 RCX: 1ff40000000aeee9 [ 36.991482][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54febc [ 36.991686][ T830] RBP: ff11000005e74000 R08: 1fe22000016a9fd9 R09: ff1100000eaaae80 [ 36.991883][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 36.992081][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e74000 [ 36.992287][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 36.992545][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.992711][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 36.992910][ T830] PKRU: 55555554 [ 36.993011][ T830] Call Trace: [ 36.993109][ T830] [ 36.993183][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 36.993316][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 36.993456][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 36.993577][ T830] register_netdevice (net/core/dev.c:11488) [ 36.993715][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 36.993880][ T830] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 36.994016][ T830] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 36.994153][ T830] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 36.994287][ T830] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 36.994426][ T830] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 36.994567][ T830] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 36.994701][ T830] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 36.994836][ T830] ops_init (net/core/net_namespace.c:137) [ 36.994939][ T830] setup_net (net/core/net_namespace.c:446) [ 36.995047][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 36.995186][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 36.995319][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 36.995460][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 36.995600][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 36.995736][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 36.995871][ T830] ksys_unshare (kernel/fork.c:3243) [ 36.996006][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 36.996139][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 36.996277][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 36.996415][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 36.996556][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 36.996689][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 36.996822][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 36.996955][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 36.997087][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 36.997223][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.997392][ T830] RIP: 0033:0x7eff9b092bcb [ 36.997537][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 36.998012][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 36.998217][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 36.998418][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 36.998621][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 36.998820][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 36.999019][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 37.003279][ T830] ------------[ cut here ]------------ | [ 37.003443][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 37.003678][ T830] Modules linked in: ip6_gre ip_gre gre | [ 37.004077][ T830] Tainted: [W]=WARN [ 37.004183][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.004351][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.004528][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.004994][ T830] RSP: 0018:ffa0000000577918 EFLAGS: 00010286 [ 37.005164][ T830] RAX: 00000000ffffffa6 RBX: ff11000010782740 RCX: 1ff40000000aeee9 [ 37.005363][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107827fc [ 37.005578][ T830] RBP: ff11000009114000 R08: 1fe22000020f0501 R09: ff1100000eaaae80 [ 37.005782][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 37.005981][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009114000 [ 37.006185][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.006422][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.006593][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 37.006793][ T830] PKRU: 55555554 [ 37.006894][ T830] Call Trace: [ 37.006993][ T830] [ 37.007060][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.007195][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 37.007326][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.007430][ T830] register_netdevice (net/core/dev.c:11488) [ 37.007571][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 37.007736][ T830] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 37.007871][ T830] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 37.008004][ T830] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 37.008136][ T830] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 37.008275][ T830] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 37.008412][ T830] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 37.008553][ T830] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 37.008689][ T830] ops_init (net/core/net_namespace.c:137) [ 37.008791][ T830] setup_net (net/core/net_namespace.c:446) [ 37.008892][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 37.009022][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 37.009159][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 37.009292][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 37.009428][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 37.009567][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 37.009701][ T830] ksys_unshare (kernel/fork.c:3243) [ 37.009831][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 37.009962][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 37.010092][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 37.010228][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 37.010363][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 37.010493][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 37.010628][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.010760][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.010890][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.011020][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.011186][ T830] RIP: 0033:0x7eff9b092bcb [ 37.011322][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 37.011800][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 37.011997][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 37.012194][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 37.012395][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 37.012597][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 37.012793][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 37.017157][ T830] ------------[ cut here ]------------ | [ 37.017314][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 37.017552][ T830] Modules linked in: ip6_gre ip_gre gre | [ 37.017954][ T830] Tainted: [W]=WARN [ 37.018055][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.018224][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.018399][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.018878][ T830] RSP: 0018:ffa0000000577918 EFLAGS: 00010286 [ 37.019046][ T830] RAX: 00000000ffffffa6 RBX: ff1100000278a900 RCX: 1ff40000000aeee9 [ 37.019249][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a9bc [ 37.019452][ T830] RBP: ff11000004f6c000 R08: 1fe22000004f1539 R09: ff1100000eaaae80 [ 37.019654][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 37.019866][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f6c000 [ 37.020065][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.020301][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.020472][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 37.020677][ T830] PKRU: 55555554 [ 37.020776][ T830] Call Trace: [ 37.020874][ T830] [ 37.020943][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.021083][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 37.021222][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.021323][ T830] register_netdevice (net/core/dev.c:11488) [ 37.021464][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 37.021639][ T830] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 37.021774][ T830] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 37.021907][ T830] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 37.022040][ T830] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 37.022180][ T830] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 37.022313][ T830] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 37.022454][ T830] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 37.022593][ T830] ops_init (net/core/net_namespace.c:137) [ 37.022696][ T830] setup_net (net/core/net_namespace.c:446) [ 37.022797][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 37.022929][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 37.023067][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 37.023207][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 37.023342][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 37.023483][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 37.023624][ T830] ksys_unshare (kernel/fork.c:3243) [ 37.023757][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 37.023894][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 37.024030][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 37.024165][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 37.024299][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 37.024436][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 37.024577][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.024709][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.024840][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.024972][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.025134][ T830] RIP: 0033:0x7eff9b092bcb [ 37.025276][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 37.025759][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 37.025959][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 37.026158][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 37.026362][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 37.026566][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 37.026764][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 37.032917][ T830] ------------[ cut here ]------------ | [ 37.033070][ T830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/830 | [ 37.033306][ T830] Modules linked in: ip6_gre ip_gre gre | [ 37.034255][ T830] Tainted: [W]=WARN [ 37.034415][ T830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.034610][ T830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.034784][ T830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.035269][ T830] RSP: 0018:ffa0000000577a70 EFLAGS: 00010286 [ 37.035499][ T830] RAX: 00000000ffffffa6 RBX: ff1100000bf97e00 RCX: 1ff40000000aef14 [ 37.035761][ T830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf97ebc [ 37.035966][ T830] RBP: ff1100000ec41000 R08: 1fe22000017f2fd9 R09: ff1100000eaaae80 [ 37.036168][ T830] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 37.036426][ T830] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec41000 [ 37.036634][ T830] FS: 00007eff9add0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.036868][ T830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.037036][ T830] CR2: 00007eff9afd7430 CR3: 0000000004f06001 CR4: 0000000000771ef0 [ 37.037244][ T830] PKRU: 55555554 [ 37.037344][ T830] Call Trace: [ 37.037515][ T830] [ 37.037585][ T830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.037720][ T830] ? notifier_call_chain (kernel/notifier.c:85) [ 37.037855][ T830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.037957][ T830] register_netdevice (net/core/dev.c:11488) [ 37.038092][ T830] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 37.038263][ T830] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 37.038458][ T830] register_netdev (net/core/dev.c:11552) [ 37.038600][ T830] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 37.038737][ T830] ops_init (net/core/net_namespace.c:137) [ 37.038841][ T830] setup_net (net/core/net_namespace.c:446) [ 37.038943][ T830] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 37.039077][ T830] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 37.039220][ T830] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 37.039414][ T830] copy_net_ns (net/core/net_namespace.c:579) [ 37.039557][ T830] create_new_namespaces (kernel/nsproxy.c:132) [ 37.039694][ T830] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 37.039831][ T830] ksys_unshare (kernel/fork.c:3243) [ 37.039966][ T830] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 37.040102][ T830] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 37.040242][ T830] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 37.040435][ T830] ? __ia32_sys_open (fs/open.c:1374) [ 37.040580][ T830] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 37.040714][ T830] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 37.040848][ T830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.040983][ T830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.041117][ T830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.041258][ T830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.041481][ T830] RIP: 0033:0x7eff9b092bcb [ 37.041626][ T830] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 37.042108][ T830] RSP: 002b:00007ffd4c8f44a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 37.042317][ T830] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff9b092bcb [ 37.042582][ T830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 37.042783][ T830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 37.042985][ T830] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c8f66d0 [ 37.043193][ T830] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c8f7877 | [ 37.077817][ T831] ------------[ cut here ]------------ | [ 37.078020][ T831] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/831 | [ 37.078319][ T831] Modules linked in: ip6_gre ip_gre gre | [ 37.079485][ T831] Tainted: [W]=WARN [ 37.079680][ T831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.079902][ T831] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.080130][ T831] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.080693][ T831] RSP: 0018:ffa0000000576e30 EFLAGS: 00010286 [ 37.080917][ T831] RAX: 00000000ffffffa6 RBX: ff110000128a1380 RCX: 1ff40000000aed8c [ 37.081181][ T831] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a143c [ 37.081456][ T831] RBP: ff11000008479000 R08: 1fe2200002514289 R09: ff1100000eaad180 [ 37.081723][ T831] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 37.081982][ T831] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbf7888 [ 37.082249][ T831] FS: 00007f52b1465840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 37.082564][ T831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.082789][ T831] CR2: 000000000042ebe0 CR3: 00000000101a3006 CR4: 0000000000771ef0 [ 37.083046][ T831] PKRU: 55555554 [ 37.083209][ T831] Call Trace: [ 37.083376][ T831] [ 37.083498][ T831] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.083699][ T831] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.083855][ T831] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 37.084076][ T831] __dev_notify_flags (net/core/dev.c:9787) [ 37.084277][ T831] ? netif_change_name (net/core/dev.c:1495) [ 37.084480][ T831] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.084678][ T831] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.084866][ T831] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.085057][ T831] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 37.085257][ T831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.085461][ T831] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.085663][ T831] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 37.085851][ T831] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 37.086039][ T831] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 37.086242][ T831] veth_newlink (drivers/net/veth.c:1871) [ 37.086449][ T831] ? veth_poll_controller (drivers/net/veth.c:1470) [ 37.086648][ T831] ? kasan_save_stack (mm/kasan/common.c:57) [ 37.086837][ T831] ? kasan_save_track (mm/kasan/common.c:78) [ 37.087025][ T831] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 37.087242][ T831] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 37.087444][ T831] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 37.087645][ T831] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 37.087834][ T831] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 37.088024][ T831] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 37.088228][ T831] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 37.088435][ T831] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.088630][ T831] ? __dev_get_by_name (net/core/dev.c:883) [ 37.088818][ T831] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.089015][ T831] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.089219][ T831] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.089424][ T831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.089627][ T831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.089817][ T831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.090005][ T831] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.090201][ T831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.090407][ T831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.090608][ T831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.090799][ T831] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.090989][ T831] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.091181][ T831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.091384][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.091585][ T831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.091772][ T831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.091963][ T831] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.092150][ T831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.092363][ T831] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.092564][ T831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.092754][ T831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.092945][ T831] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.093135][ T831] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.093331][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.093542][ T831] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.093733][ T831] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.093924][ T831] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.094118][ T831] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.094318][ T831] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.094529][ T831] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.094753][ T831] ? move_addr_to_kernel (net/socket.c:258) [ 37.094947][ T831] ___sys_sendmsg (net/socket.c:2752) [ 37.095138][ T831] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.095342][ T831] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.095598][ T831] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 37.095788][ T831] __sys_sendmsg (net/socket.c:2784) [ 37.095976][ T831] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.096175][ T831] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 37.096378][ T831] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.096580][ T831] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.096768][ T831] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.096955][ T831] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.097146][ T831] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.097393][ T831] RIP: 0033:0x7f52b169f08e [ 37.097597][ T831] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.098129][ T831] RSP: 002b:00007ffe5dbb4990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.098403][ T831] RAX: ffffffffffffffda RBX: 00007ffe5dbb5140 RCX: 00007f52b169f08e [ 37.098666][ T831] RDX: 0000000000000000 RSI: 00007ffe5dbb4a40 RDI: 0000000000000005 [ 37.098919][ T831] RBP: 00007ffe5dbb49a0 R08: 0000000000000000 R09: 0000000000000000 [ 37.099179][ T831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.099456][ T831] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5dbb5100 | [ 37.114877][ T831] ------------[ cut here ]------------ | [ 37.115104][ T831] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/831 | [ 37.115413][ T831] Modules linked in: ip6_gre ip_gre gre | [ 37.115934][ T831] Tainted: [W]=WARN [ 37.116086][ T831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.116313][ T831] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.116561][ T831] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.117087][ T831] RSP: 0018:ffa00000005771b0 EFLAGS: 00010286 [ 37.117319][ T831] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff40000000aedfc [ 37.117595][ T831] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 37.117848][ T831] RBP: ff1100000ea81000 R08: 1fe2200002514251 R09: ff1100000eaad180 [ 37.118100][ T831] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 37.118381][ T831] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 37.118646][ T831] FS: 00007f52b1465840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 37.118934][ T831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.119156][ T831] CR2: 000000000042ebe0 CR3: 00000000101a3006 CR4: 0000000000771ef0 [ 37.119428][ T831] PKRU: 55555554 [ 37.119593][ T831] Call Trace: [ 37.119745][ T831] [ 37.119865][ T831] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.120055][ T831] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.120222][ T831] __dev_notify_flags (net/core/dev.c:9787) [ 37.120425][ T831] ? netif_change_name (net/core/dev.c:1495) [ 37.120626][ T831] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 37.120813][ T831] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 37.121005][ T831] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 37.121203][ T831] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 37.121405][ T831] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.121603][ T831] ? __dev_get_by_name (net/core/dev.c:883) [ 37.121790][ T831] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.121984][ T831] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.122182][ T831] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.122388][ T831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.122584][ T831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.122772][ T831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.122958][ T831] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.123143][ T831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.123370][ T831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.123563][ T831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.123751][ T831] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.123938][ T831] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.124123][ T831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.124316][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.124531][ T831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.124720][ T831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.124910][ T831] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.125103][ T831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.125306][ T831] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.125521][ T831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.125708][ T831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.125897][ T831] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.126086][ T831] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.126283][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.126488][ T831] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.126687][ T831] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.126877][ T831] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.127070][ T831] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.127269][ T831] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.127470][ T831] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.127701][ T831] ? move_addr_to_kernel (net/socket.c:258) [ 37.127896][ T831] ___sys_sendmsg (net/socket.c:2752) [ 37.128085][ T831] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.128285][ T831] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.128533][ T831] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 37.128724][ T831] __sys_sendmsg (net/socket.c:2784) [ 37.128913][ T831] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.129104][ T831] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 37.129305][ T831] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.129518][ T831] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.129706][ T831] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.129893][ T831] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.130082][ T831] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.130312][ T831] RIP: 0033:0x7f52b169f08e [ 37.130530][ T831] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.131064][ T831] RSP: 002b:00007ffe5dbb4990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.131332][ T831] RAX: ffffffffffffffda RBX: 00007ffe5dbb5140 RCX: 00007f52b169f08e [ 37.131604][ T831] RDX: 0000000000000000 RSI: 00007ffe5dbb4a40 RDI: 0000000000000005 [ 37.131857][ T831] RBP: 00007ffe5dbb49a0 R08: 0000000000000000 R09: 0000000000000000 [ 37.132110][ T831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.132386][ T831] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5dbb5100 | [ 37.167025][ T832] ------------[ cut here ]------------ | [ 37.167196][ T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/832 | [ 37.167436][ T832] Modules linked in: ip6_gre ip_gre gre | [ 37.167847][ T832] Tainted: [W]=WARN [ 37.167947][ T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.168113][ T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.168289][ T832] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.168769][ T832] RSP: 0018:ffa000000169f020 EFLAGS: 00010286 [ 37.168937][ T832] RAX: 00000000ffffffa6 RBX: ff1100000bf97540 RCX: 1ff40000002d3dca [ 37.169134][ T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf975fc [ 37.169337][ T832] RBP: ff1100000ea81000 R08: 1fe22000017f2ec1 R09: ff1100000fe8ae58 [ 37.169559][ T832] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 37.169755][ T832] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 37.169952][ T832] FS: 00007f7f10a5d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.170217][ T832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.170387][ T832] CR2: 00000000070ed988 CR3: 00000000101a3003 CR4: 0000000000771ef0 [ 37.170591][ T832] PKRU: 55555554 [ 37.170701][ T832] Call Trace: [ 37.170799][ T832] [ 37.170867][ T832] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.171002][ T832] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.171104][ T832] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.171245][ T832] __dev_notify_flags (net/core/dev.c:9787) [ 37.171385][ T832] ? netif_change_name (net/core/dev.c:1495) [ 37.171522][ T832] ? __dev_change_flags (net/core/dev.c:9752) [ 37.171662][ T832] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.171805][ T832] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.171940][ T832] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 37.172076][ T832] netif_change_flags (net/core/dev.c:9820) [ 37.172214][ T832] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.172503][ T832] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 37.172644][ T832] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 37.172777][ T832] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 37.172941][ T832] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.173082][ T832] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.173227][ T832] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 37.173362][ T832] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.173513][ T832] ? __kernel_text_address (kernel/extable.c:79) [ 37.173646][ T832] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.173778][ T832] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.173910][ T832] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.174044][ T832] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.174190][ T832] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 37.174321][ T832] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.174457][ T832] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.174596][ T832] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 37.174739][ T832] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 37.174870][ T832] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 37.175003][ T832] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.175142][ T832] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 37.175281][ T832] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 37.175421][ T832] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.175558][ T832] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.175689][ T832] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.175820][ T832] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.175951][ T832] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.176082][ T832] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.176230][ T832] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.176365][ T832] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.176494][ T832] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.176632][ T832] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.176765][ T832] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.176896][ T832] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.177027][ T832] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.177186][ T832] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.177322][ T832] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.177459][ T832] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.177778][ T832] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.177916][ T832] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.178054][ T832] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.178196][ T832] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.178339][ T832] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.178485][ T832] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.178630][ T832] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.178766][ T832] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.178899][ T832] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.179033][ T832] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.179169][ T832] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.179301][ T832] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.179444][ T832] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.179585][ T832] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.179715][ T832] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.179880][ T832] ? move_addr_to_kernel (net/socket.c:258) [ 37.180013][ T832] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.180149][ T832] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.180287][ T832] ___sys_sendmsg (net/socket.c:2752) [ 37.180424][ T832] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 37.180594][ T832] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.180738][ T832] __sys_sendmsg (net/socket.c:2784) [ 37.180869][ T832] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.181006][ T832] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 37.181181][ T832] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 37.181314][ T832] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.181455][ T832] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.181590][ T832] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.181735][ T832] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.181867][ T832] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.182030][ T832] RIP: 0033:0x7f7f10c9708e [ 37.182174][ T832] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.182656][ T832] RSP: 002b:00007ffc1a8fe230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.182859][ T832] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7f10c9708e [ 37.183054][ T832] RDX: 0000000000000000 RSI: 00007ffc1a8fe2e0 RDI: 0000000000000005 [ 37.183256][ T832] RBP: 00007ffc1a8fe240 R08: 0000000000000000 R09: 0000000000000000 [ 37.183459][ T832] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.183660][ T832] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1a8fe9b0 | [ 37.213228][ T833] ------------[ cut here ]------------ | [ 37.213401][ T833] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/833 | [ 37.213642][ T833] Modules linked in: ip6_gre ip_gre gre | [ 37.214045][ T833] Tainted: [W]=WARN [ 37.214148][ T833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.214318][ T833] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.214497][ T833] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.214977][ T833] RSP: 0018:ffa00000007b7020 EFLAGS: 00010286 [ 37.215149][ T833] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff40000000f6dca [ 37.215356][ T833] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 37.215562][ T833] RBP: ff11000008479000 R08: 1fe2200002514369 R09: ff1100000fed8b58 [ 37.215764][ T833] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 37.215963][ T833] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 37.216165][ T833] FS: 00007f69ffeeb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 37.216402][ T833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.216577][ T833] CR2: 0000000004579988 CR3: 000000000fe1f005 CR4: 0000000000771ef0 [ 37.216774][ T833] PKRU: 55555554 [ 37.216874][ T833] Call Trace: [ 37.216973][ T833] [ 37.217041][ T833] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.217182][ T833] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.217285][ T833] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.217423][ T833] __dev_notify_flags (net/core/dev.c:9787) [ 37.217563][ T833] ? netif_change_name (net/core/dev.c:1495) [ 37.217701][ T833] ? __dev_change_flags (net/core/dev.c:9752) [ 37.217834][ T833] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.217968][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.218102][ T833] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 37.218242][ T833] netif_change_flags (net/core/dev.c:9820) [ 37.218382][ T833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.218531][ T833] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 37.218676][ T833] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 37.218809][ T833] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 37.218974][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.219106][ T833] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.219245][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 37.219383][ T833] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.219527][ T833] ? __kernel_text_address (kernel/extable.c:79) [ 37.219662][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.219796][ T833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.219927][ T833] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.220061][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.220195][ T833] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 37.220327][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.220528][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.220670][ T833] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 37.220801][ T833] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 37.220935][ T833] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 37.221068][ T833] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.221208][ T833] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 37.221404][ T833] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 37.221575][ T833] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.221711][ T833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.221842][ T833] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.221975][ T833] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.222106][ T833] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.222244][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.222439][ T833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.222631][ T833] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.222764][ T833] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.222896][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.223030][ T833] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.223166][ T833] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.223299][ T833] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.223489][ T833] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.223626][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.223760][ T833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.223894][ T833] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.224029][ T833] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.224165][ T833] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.224298][ T833] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.224492][ T833] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.224629][ T833] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.224763][ T833] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.224899][ T833] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.225035][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.225173][ T833] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.225308][ T833] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.225519][ T833] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.225654][ T833] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.225788][ T833] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.225920][ T833] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.226086][ T833] ? move_addr_to_kernel (net/socket.c:258) [ 37.226225][ T833] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.226457][ T833] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.226598][ T833] ___sys_sendmsg (net/socket.c:2752) [ 37.226729][ T833] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 37.226892][ T833] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.227038][ T833] __sys_sendmsg (net/socket.c:2784) [ 37.227178][ T833] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.227311][ T833] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 37.227564][ T833] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 37.227698][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.227831][ T833] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.227964][ T833] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.228098][ T833] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.228240][ T833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.228472][ T833] RIP: 0033:0x7f6a0012508e [ 37.228617][ T833] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.229089][ T833] RSP: 002b:00007fffd5d452b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.229296][ T833] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6a0012508e [ 37.229598][ T833] RDX: 0000000000000000 RSI: 00007fffd5d45360 RDI: 0000000000000005 [ 37.229798][ T833] RBP: 00007fffd5d452c0 R08: 0000000000000000 R09: 0000000000000000 [ 37.230004][ T833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.230208][ T833] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd5d45a30 | [ 37.232376][ T46] ------------[ cut here ]------------ | [ 37.232513][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46 | [ 37.232758][ T46] Modules linked in: ip6_gre ip_gre gre | [ 37.233170][ T46] Tainted: [W]=WARN [ 37.233264][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.233423][ T46] Workqueue: events_unbound linkwatch_event [ 37.233588][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.233746][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.234184][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 37.234339][ T46] RAX: 00000000ffffffa6 RBX: ff1100000bf96ac0 RCX: 1ff4000000065f02 [ 37.234542][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf96b7c [ 37.234729][ T46] RBP: ff1100000ea81000 R08: 1fe22000017f2d71 R09: ff110000024a0ba8 [ 37.234927][ T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 37.235116][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 37.235304][ T46] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.235528][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.235681][ T46] CR2: 00007f7f10b2a574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 37.235863][ T46] PKRU: 55555554 [ 37.235955][ T46] Call Trace: [ 37.236046][ T46] [ 37.236114][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.236241][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 37.236369][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.236463][ T46] netif_state_change (net/core/dev.c:1605) [ 37.236591][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.236743][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 37.236865][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 37.236986][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.237111][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 37.237238][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 37.237366][ T46] process_one_work (kernel/workqueue.c:3314) [ 37.237492][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 37.237620][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.237748][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 37.237871][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 37.237993][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 37.238115][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 37.238245][ T46] kthread (kernel/kthread.c:436) [ 37.238336][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.238492][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 37.238622][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 37.238745][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 37.238898][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 37.239020][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 37.239143][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 37.297659][ T835] ------------[ cut here ]------------ | [ 37.297821][ T835] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/835 | [ 37.298056][ T835] Modules linked in: ip6_gre ip_gre gre | [ 37.298475][ T835] Tainted: [W]=WARN [ 37.298579][ T835] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.298745][ T835] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.298918][ T835] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.299416][ T835] RSP: 0018:ffa0000000577150 EFLAGS: 00010286 [ 37.299591][ T835] RAX: 00000000ffffffa6 RBX: ff11000010453540 RCX: 1ff40000000aedf0 [ 37.299789][ T835] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104535fc [ 37.299985][ T835] RBP: ff11000008479000 R08: 1fe220000208a6c1 R09: ff1100000fedd158 [ 37.300185][ T835] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 37.300781][ T835] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c827140 [ 37.300981][ T835] FS: 00007f4188a99840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 37.301216][ T835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.301387][ T835] CR2: 00007f4188e00f6d CR3: 000000000bd8c005 CR4: 0000000000771ef0 [ 37.301593][ T835] PKRU: 55555554 [ 37.301693][ T835] Call Trace: [ 37.301790][ T835] [ 37.301859][ T835] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.301994][ T835] ? notifier_call_chain (kernel/notifier.c:85) [ 37.302127][ T835] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.302231][ T835] netif_state_change (net/core/dev.c:1605) [ 37.302370][ T835] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.302542][ T835] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 37.302709][ T835] linkwatch_sync_dev (net/core/link_watch.c:295) [ 37.302840][ T835] rtnl_getlink (net/core/rtnetlink.c:4273) [ 37.302973][ T835] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.303104][ T835] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.303242][ T835] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 37.303379][ T835] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.303515][ T835] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.303648][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.303797][ T835] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.303929][ T835] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.304061][ T835] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.304194][ T835] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.304336][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.304478][ T835] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.304619][ T835] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 37.304754][ T835] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.304885][ T835] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.305015][ T835] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.305147][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.305284][ T835] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.305420][ T835] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.305559][ T835] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.305697][ T835] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.305830][ T835] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.305967][ T835] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.306098][ T835] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.306236][ T835] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.306377][ T835] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.306517][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.306653][ T835] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.306786][ T835] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.306918][ T835] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.307051][ T835] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.307188][ T835] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.307320][ T835] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.307490][ T835] ? move_addr_to_kernel (net/socket.c:258) [ 37.307631][ T835] ___sys_sendmsg (net/socket.c:2752) [ 37.307763][ T835] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.307896][ T835] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.308037][ T835] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 37.308176][ T835] __sys_sendmsg (net/socket.c:2784) [ 37.308308][ T835] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.308449][ T835] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.308589][ T835] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.308729][ T835] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.308861][ T835] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.308994][ T835] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.309125][ T835] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.309292][ T835] RIP: 0033:0x7f4188cd308e [ 37.309436][ T835] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.309914][ T835] RSP: 002b:00007ffd9897ab00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.310113][ T835] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4188cd308e [ 37.310312][ T835] RDX: 0000000000000000 RSI: 00007ffd9897abb0 RDI: 0000000000000006 [ 37.310518][ T835] RBP: 00007ffd9897ab10 R08: 0000000000000000 R09: 0000000000000000 [ 37.310718][ T835] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.310914][ T835] R13: 00007ffd9897ac60 R14: 000000000000000d R15: 00007ffd9897c87a | [ 37.404114][ T838] ------------[ cut here ]------------ | [ 37.404294][ T838] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/838 | [ 37.404548][ T838] Modules linked in: ip6_gre ip_gre gre | [ 37.404962][ T838] Tainted: [W]=WARN [ 37.405064][ T838] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.405237][ T838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.405419][ T838] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.405916][ T838] RSP: 0018:ffa00000005c71b0 EFLAGS: 00010286 [ 37.406086][ T838] RAX: 00000000ffffffa6 RBX: ff1100000d8438c0 RCX: 1ff40000000b8dfc [ 37.406293][ T838] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d84397c [ 37.406497][ T838] RBP: ff11000009bc4000 R08: 1fe2200001b08731 R09: ff110000096d8b80 [ 37.406704][ T838] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 37.406906][ T838] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 37.407109][ T838] FS: 00007f1b1a8b2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.407357][ T838] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.407533][ T838] CR2: 00007f1b1ab8ccb0 CR3: 00000000101a3002 CR4: 0000000000771ef0 [ 37.407736][ T838] PKRU: 55555554 [ 37.407836][ T838] Call Trace: [ 37.407936][ T838] [ 37.408008][ T838] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.408149][ T838] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.408255][ T838] __dev_notify_flags (net/core/dev.c:9787) [ 37.408397][ T838] ? netif_change_name (net/core/dev.c:1495) [ 37.408547][ T838] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.408683][ T838] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.408822][ T838] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 37.408958][ T838] ? nla_strscpy (lib/nlattr.c:795) [ 37.409099][ T838] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 37.409240][ T838] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.409921][ T838] ? __dev_get_by_name (net/core/dev.c:883) [ 37.410061][ T838] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.410205][ T838] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.410345][ T838] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.410489][ T838] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.410630][ T838] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.410765][ T838] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.410899][ T838] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.411035][ T838] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.411181][ T838] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.411319][ T838] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.411460][ T838] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.411600][ T838] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.411735][ T838] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.411870][ T838] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.412014][ T838] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.412153][ T838] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.412290][ T838] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.412430][ T838] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.412572][ T838] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.412713][ T838] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.412847][ T838] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.412985][ T838] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.413122][ T838] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.413261][ T838] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.413400][ T838] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.413545][ T838] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.413681][ T838] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.413819][ T838] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.413954][ T838] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.414088][ T838] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.414260][ T838] ? move_addr_to_kernel (net/socket.c:258) [ 37.414402][ T838] ___sys_sendmsg (net/socket.c:2752) [ 37.414547][ T838] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.414682][ T838] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.414826][ T838] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 37.414963][ T838] __sys_sendmsg (net/socket.c:2784) [ 37.415098][ T838] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.415246][ T838] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.415386][ T838] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.415534][ T838] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.415669][ T838] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.415803][ T838] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.415939][ T838] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.416107][ T838] RIP: 0033:0x7f1b1aaec08e [ 37.416252][ T838] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.416741][ T838] RSP: 002b:00007ffe636ecff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.416944][ T838] RAX: ffffffffffffffda RBX: 00007ffe636ed7a0 RCX: 00007f1b1aaec08e [ 37.417150][ T838] RDX: 0000000000000000 RSI: 00007ffe636ed0a0 RDI: 0000000000000005 [ 37.417361][ T838] RBP: 00007ffe636ed000 R08: 0000000000000000 R09: 0000000000000000 [ 37.417567][ T838] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.417770][ T838] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe636ed770 | [ 37.454456][ T839] ------------[ cut here ]------------ | [ 37.454641][ T839] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/839 | [ 37.454881][ T839] Modules linked in: ip6_gre ip_gre gre | [ 37.455303][ T839] Tainted: [W]=WARN [ 37.455414][ T839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.455590][ T839] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.455767][ T839] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.456259][ T839] RSP: 0018:ffa00000005d71b0 EFLAGS: 00010286 [ 37.456434][ T839] RAX: 00000000ffffffa6 RBX: ff1100000cf511c0 RCX: 1ff40000000badfc [ 37.457134][ T839] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5127c [ 37.457351][ T839] RBP: ff1100000f874000 R08: 1fe22000019ea251 R09: ff110000096dae80 [ 37.457562][ T839] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 37.457765][ T839] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 37.457970][ T839] FS: 00007fd2bb733840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 37.458214][ T839] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.458392][ T839] CR2: 000000000043d250 CR3: 000000000bd8c004 CR4: 0000000000771ef0 [ 37.458602][ T839] PKRU: 55555554 [ 37.458704][ T839] Call Trace: [ 37.458806][ T839] [ 37.458877][ T839] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.459016][ T839] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.459120][ T839] __dev_notify_flags (net/core/dev.c:9787) [ 37.459262][ T839] ? netif_change_name (net/core/dev.c:1495) [ 37.459421][ T839] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.459563][ T839] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.459702][ T839] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 37.459838][ T839] ? nla_strscpy (lib/nlattr.c:795) [ 37.459976][ T839] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 37.460114][ T839] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.460256][ T839] ? __dev_get_by_name (net/core/dev.c:883) [ 37.460398][ T839] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.460549][ T839] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.460691][ T839] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.460829][ T839] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.460967][ T839] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.461103][ T839] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.461245][ T839] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.461387][ T839] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.461536][ T839] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.461675][ T839] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.461812][ T839] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.461947][ T839] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.462083][ T839] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.462226][ T839] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.462372][ T839] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.462517][ T839] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.462656][ T839] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.462793][ T839] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.462929][ T839] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.463071][ T839] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.463213][ T839] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.463359][ T839] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.463499][ T839] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.463641][ T839] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.463778][ T839] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.463915][ T839] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.464075][ T839] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.464218][ T839] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.464362][ T839] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.464500][ T839] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.464682][ T839] ? move_addr_to_kernel (net/socket.c:258) [ 37.464828][ T839] ___sys_sendmsg (net/socket.c:2752) [ 37.464965][ T839] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.465099][ T839] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.465249][ T839] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 37.465399][ T839] __sys_sendmsg (net/socket.c:2784) [ 37.465544][ T839] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.465685][ T839] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.465821][ T839] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.465957][ T839] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.466093][ T839] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.466231][ T839] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.466373][ T839] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.466549][ T839] RIP: 0033:0x7fd2bb96d08e [ 37.466691][ T839] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.467184][ T839] RSP: 002b:00007ffefe2d3fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.467395][ T839] RAX: ffffffffffffffda RBX: 00007ffefe2d4750 RCX: 00007fd2bb96d08e [ 37.467613][ T839] RDX: 0000000000000000 RSI: 00007ffefe2d4050 RDI: 0000000000000005 [ 37.467821][ T839] RBP: 00007ffefe2d3fb0 R08: 0000000000000000 R09: 0000000000000000 [ 37.468023][ T839] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.468230][ T839] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefe2d4720 | [ 37.499413][ T840] ------------[ cut here ]------------ | [ 37.499582][ T840] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/840 | [ 37.499816][ T840] Modules linked in: ip6_gre ip_gre gre | [ 37.500251][ T840] Tainted: [W]=WARN [ 37.500948][ T840] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.501117][ T840] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.501294][ T840] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.501772][ T840] RSP: 0018:ffa00000005f7020 EFLAGS: 00010286 [ 37.501938][ T840] RAX: 00000000ffffffa6 RBX: ff1100000ce33540 RCX: 1ff40000000bedca [ 37.502138][ T840] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce335fc [ 37.502342][ T840] RBP: ff11000009bc4000 R08: 1fe22000019c66c1 R09: ff1100001023ae58 [ 37.502548][ T840] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 37.502743][ T840] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 37.502941][ T840] FS: 00007f5e33cd4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.503176][ T840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.503340][ T840] CR2: 000000001b05e988 CR3: 00000000101a3004 CR4: 0000000000771ef0 [ 37.503550][ T840] PKRU: 55555554 [ 37.503648][ T840] Call Trace: [ 37.503746][ T840] [ 37.503816][ T840] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.503950][ T840] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.504051][ T840] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.504187][ T840] __dev_notify_flags (net/core/dev.c:9787) [ 37.504321][ T840] ? netif_change_name (net/core/dev.c:1495) [ 37.504471][ T840] ? __dev_change_flags (net/core/dev.c:9752) [ 37.504666][ T840] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.504803][ T840] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.504933][ T840] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 37.505069][ T840] netif_change_flags (net/core/dev.c:9820) [ 37.505207][ T840] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.505339][ T840] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 37.505481][ T840] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 37.505619][ T840] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 37.505784][ T840] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.505916][ T840] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.506047][ T840] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 37.506184][ T840] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.506315][ T840] ? __kernel_text_address (kernel/extable.c:79) [ 37.506456][ T840] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.506594][ T840] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.506727][ T840] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.506863][ T840] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.506993][ T840] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 37.507123][ T840] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.507257][ T840] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.507412][ T840] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 37.507553][ T840] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 37.507687][ T840] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 37.507818][ T840] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.507951][ T840] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 37.508085][ T840] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 37.508225][ T840] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.508362][ T840] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.508505][ T840] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.508641][ T840] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.508773][ T840] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.508904][ T840] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.509039][ T840] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.509177][ T840] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.509309][ T840] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.509444][ T840] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.509588][ T840] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.509720][ T840] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.509852][ T840] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.509982][ T840] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.510113][ T840] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.510250][ T840] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.510385][ T840] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.510524][ T840] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.510656][ T840] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.510788][ T840] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.510925][ T840] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.511057][ T840] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.511193][ T840] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.511331][ T840] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.511468][ T840] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.511608][ T840] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.511739][ T840] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.511872][ T840] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.512006][ T840] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.512138][ T840] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.512273][ T840] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.512440][ T840] ? move_addr_to_kernel (net/socket.c:258) [ 37.512578][ T840] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.512710][ T840] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.512843][ T840] ___sys_sendmsg (net/socket.c:2752) [ 37.512974][ T840] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 37.513137][ T840] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.513284][ T840] __sys_sendmsg (net/socket.c:2784) [ 37.513420][ T840] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.513554][ T840] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 37.513718][ T840] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 37.513851][ T840] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.513984][ T840] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.514116][ T840] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.514253][ T840] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.514388][ T840] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.514557][ T840] RIP: 0033:0x7f5e33f0e08e [ 37.514695][ T840] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.515169][ T840] RSP: 002b:00007ffd19498140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.515372][ T840] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5e33f0e08e [ 37.515576][ T840] RDX: 0000000000000000 RSI: 00007ffd194981f0 RDI: 0000000000000005 [ 37.515773][ T840] RBP: 00007ffd19498150 R08: 0000000000000000 R09: 0000000000000000 [ 37.515971][ T840] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.516171][ T840] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd194988c0 | [ 37.549226][ T841] ------------[ cut here ]------------ | [ 37.549403][ T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/841 | [ 37.549645][ T841] Modules linked in: ip6_gre ip_gre gre | [ 37.550056][ T841] Tainted: [W]=WARN [ 37.550161][ T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.550327][ T841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.550853][ T841] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.551340][ T841] RSP: 0018:ffa0000000627020 EFLAGS: 00010286 [ 37.551521][ T841] RAX: 00000000ffffffa6 RBX: ff1100000cf51c40 RCX: 1ff40000000c4dca [ 37.551724][ T841] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51cfc [ 37.551927][ T841] RBP: ff1100000f874000 R08: 1fe22000019ea3a1 R09: ff11000010188b58 [ 37.552129][ T841] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 37.552331][ T841] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 37.552547][ T841] FS: 00007fe0a5ea8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 37.552779][ T841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.552945][ T841] CR2: 0000000017949988 CR3: 000000000bd8c006 CR4: 0000000000771ef0 [ 37.553142][ T841] PKRU: 55555554 [ 37.553247][ T841] Call Trace: [ 37.553353][ T841] [ 37.553423][ T841] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.553562][ T841] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.553662][ T841] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.553796][ T841] __dev_notify_flags (net/core/dev.c:9787) [ 37.553932][ T841] ? netif_change_name (net/core/dev.c:1495) [ 37.554068][ T841] ? __dev_change_flags (net/core/dev.c:9752) [ 37.554207][ T841] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.554341][ T841] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.554481][ T841] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 37.554624][ T841] netif_change_flags (net/core/dev.c:9820) [ 37.554759][ T841] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.554910][ T841] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 37.555048][ T841] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 37.555190][ T841] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 37.555361][ T841] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.555494][ T841] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.555632][ T841] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 37.555765][ T841] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.555897][ T841] ? __kernel_text_address (kernel/extable.c:79) [ 37.556032][ T841] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.556172][ T841] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.556306][ T841] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.556446][ T841] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.556586][ T841] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 37.556717][ T841] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.556850][ T841] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.556982][ T841] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 37.557118][ T841] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 37.557256][ T841] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 37.557396][ T841] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.557534][ T841] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 37.557670][ T841] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 37.557804][ T841] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.557940][ T841] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.558072][ T841] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.558211][ T841] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.558345][ T841] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.558484][ T841] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.558625][ T841] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.558759][ T841] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.558893][ T841] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.559028][ T841] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.559167][ T841] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.559304][ T841] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.559444][ T841] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.559583][ T841] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.559715][ T841] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.559850][ T841] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.559983][ T841] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.560117][ T841] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.560257][ T841] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.560397][ T841] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.560539][ T841] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.560672][ T841] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.560818][ T841] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.560953][ T841] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.561087][ T841] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.561228][ T841] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.561371][ T841] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.561514][ T841] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.561651][ T841] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.561785][ T841] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.561920][ T841] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.562086][ T841] ? move_addr_to_kernel (net/socket.c:258) [ 37.562227][ T841] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.562367][ T841] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.562519][ T841] ___sys_sendmsg (net/socket.c:2752) [ 37.562662][ T841] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 37.562829][ T841] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.562980][ T841] __sys_sendmsg (net/socket.c:2784) [ 37.563115][ T841] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.563254][ T841] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 37.563431][ T841] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 37.563573][ T841] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.563708][ T841] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.563842][ T841] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.563977][ T841] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.564113][ T841] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.564285][ T841] RIP: 0033:0x7fe0a60e208e [ 37.564431][ T841] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.564916][ T841] RSP: 002b:00007ffe29857580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.565118][ T841] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0a60e208e [ 37.565322][ T841] RDX: 0000000000000000 RSI: 00007ffe29857630 RDI: 0000000000000005 [ 37.565530][ T841] RBP: 00007ffe29857590 R08: 0000000000000000 R09: 0000000000000000 [ 37.565731][ T841] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.565930][ T841] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29857d00 | [ 37.668187][ T844] ------------[ cut here ]------------ | [ 37.668380][ T844] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/844 | [ 37.668636][ T844] Modules linked in: ip6_gre ip_gre gre | [ 37.669065][ T844] Tainted: [W]=WARN [ 37.669176][ T844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.669492][ T844] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.669682][ T844] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.670180][ T844] RSP: 0018:ffa00000006b7090 EFLAGS: 00010286 [ 37.670362][ T844] RAX: 00000000ffffffa6 RBX: ff1100000b31c580 RCX: 1ff40000000d6dd8 [ 37.670577][ T844] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c63c [ 37.670786][ T844] RBP: ff11000009bc4000 R08: 1fe22000016638c9 R09: ff11000010112e80 [ 37.670995][ T844] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 37.671204][ T844] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.671419][ T844] FS: 00007f4e8a967840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 37.671668][ T844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.671844][ T844] CR2: 00007f4e8acdc040 CR3: 0000000010044005 CR4: 0000000000771ef0 [ 37.672052][ T844] PKRU: 55555554 [ 37.672160][ T844] Call Trace: [ 37.672264][ T844] [ 37.672338][ T844] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.672485][ T844] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 37.672630][ T844] notifier_call_chain (kernel/notifier.c:85) [ 37.672773][ T844] __netdev_upper_dev_link (net/core/dev.c:8931) [ 37.672913][ T844] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 37.673056][ T844] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 37.673201][ T844] netdev_upper_dev_link (net/core/dev.c:8972) [ 37.673344][ T844] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 37.673492][ T844] register_vlan_dev (net/8021q/vlan.c:183) [ 37.673639][ T844] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 37.673779][ T844] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 37.673918][ T844] ? nla_strscpy (lib/nlattr.c:795) [ 37.674057][ T844] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 37.674201][ T844] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.674340][ T844] ? __dev_get_by_name (net/core/dev.c:883) [ 37.674485][ T844] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.674633][ T844] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.674777][ T844] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.674921][ T844] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.675060][ T844] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.675201][ T844] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.675340][ T844] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.675486][ T844] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.675634][ T844] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.675775][ T844] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.675916][ T844] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.676056][ T844] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.676197][ T844] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.676336][ T844] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.676484][ T844] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.676627][ T844] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.676767][ T844] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.676906][ T844] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.677049][ T844] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.677198][ T844] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.677336][ T844] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.677486][ T844] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.677633][ T844] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.677772][ T844] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.677912][ T844] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.678055][ T844] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.678198][ T844] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.678338][ T844] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.678484][ T844] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.678626][ T844] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.678797][ T844] ? move_addr_to_kernel (net/socket.c:258) [ 37.678938][ T844] ___sys_sendmsg (net/socket.c:2752) [ 37.679077][ T844] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.679224][ T844] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.679376][ T844] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 37.679524][ T844] __sys_sendmsg (net/socket.c:2784) [ 37.679664][ T844] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.679808][ T844] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.679948][ T844] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.680105][ T844] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.680258][ T844] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.680401][ T844] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.680550][ T844] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.680723][ T844] RIP: 0033:0x7f4e8aba108e [ 37.680868][ T844] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.681379][ T844] RSP: 002b:00007ffd89e54970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.681594][ T844] RAX: ffffffffffffffda RBX: 00007ffd89e55130 RCX: 00007f4e8aba108e [ 37.681800][ T844] RDX: 0000000000000000 RSI: 00007ffd89e54a20 RDI: 0000000000000005 [ 37.682009][ T844] RBP: 00007ffd89e54980 R08: 0000000000000000 R09: 0000000000000000 [ 37.682225][ T844] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.682439][ T844] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd89e550f0 | [ 37.684087][ T844] ------------[ cut here ]------------ | [ 37.684224][ T844] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/844 | [ 37.684462][ T844] Modules linked in: ip6_gre ip_gre gre | [ 37.684879][ T844] Tainted: [W]=WARN [ 37.684983][ T844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.685157][ T844] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.685332][ T844] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.685827][ T844] RSP: 0018:ffa00000006b71b0 EFLAGS: 00010286 [ 37.685998][ T844] RAX: 00000000ffffffa6 RBX: ff1100000bd26740 RCX: 1ff40000000d6dfc [ 37.686203][ T844] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd267fc [ 37.686410][ T844] RBP: ff11000007c21000 R08: 1fe22000017a4d01 R09: ff11000010112e80 [ 37.686622][ T844] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 37.686826][ T844] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 37.687030][ T844] FS: 00007f4e8a967840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 37.687271][ T844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.687445][ T844] CR2: 00007f4e8acdc040 CR3: 0000000010044005 CR4: 0000000000771ef0 [ 37.687657][ T844] PKRU: 55555554 [ 37.687759][ T844] Call Trace: [ 37.687860][ T844] [ 37.687930][ T844] ? register_vlan_dev (net/8021q/vlan.c:188) [ 37.688068][ T844] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.688209][ T844] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.688345][ T844] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.688455][ T844] __dev_notify_flags (net/core/dev.c:9787) [ 37.688595][ T844] ? netdev_update_features (net/core/dev.c:11098) [ 37.688731][ T844] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 37.688900][ T844] ? netif_change_name (net/core/dev.c:1495) [ 37.689036][ T844] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 37.689176][ T844] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 37.689314][ T844] ? register_vlan_dev (net/8021q/vlan.c:196) [ 37.689458][ T844] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 37.689601][ T844] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 37.689737][ T844] ? nla_strscpy (lib/nlattr.c:795) [ 37.689874][ T844] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 37.690016][ T844] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.690161][ T844] ? __dev_get_by_name (net/core/dev.c:883) [ 37.690297][ T844] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.690444][ T844] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.690596][ T844] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.690735][ T844] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.690871][ T844] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.691007][ T844] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.691143][ T844] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.691286][ T844] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.691432][ T844] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.691581][ T844] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.691717][ T844] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.691854][ T844] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.691991][ T844] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.692125][ T844] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.692267][ T844] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.692409][ T844] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.692553][ T844] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.692689][ T844] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.692824][ T844] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.692964][ T844] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.693100][ T844] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.693243][ T844] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.693388][ T844] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.693529][ T844] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.693666][ T844] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.693804][ T844] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.693942][ T844] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.694078][ T844] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.694220][ T844] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.694362][ T844] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.694537][ T844] ? move_addr_to_kernel (net/socket.c:258) [ 37.694678][ T844] ___sys_sendmsg (net/socket.c:2752) [ 37.694815][ T844] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.694951][ T844] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.695097][ T844] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 37.695240][ T844] __sys_sendmsg (net/socket.c:2784) [ 37.695380][ T844] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.695527][ T844] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.695663][ T844] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.695801][ T844] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.696029][ T844] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.696170][ T844] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.696305][ T844] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.696577][ T844] RIP: 0033:0x7f4e8aba108e [ 37.696719][ T844] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.697298][ T844] RSP: 002b:00007ffd89e54970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.697518][ T844] RAX: ffffffffffffffda RBX: 00007ffd89e55130 RCX: 00007f4e8aba108e [ 37.697721][ T844] RDX: 0000000000000000 RSI: 00007ffd89e54a20 RDI: 0000000000000005 [ 37.698014][ T844] RBP: 00007ffd89e54980 R08: 0000000000000000 R09: 0000000000000000 [ 37.698226][ T844] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.698536][ T844] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd89e550f0 | [ 37.740286][ T845] ------------[ cut here ]------------ | [ 37.741136][ T845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/845 | [ 37.741452][ T845] Modules linked in: ip6_gre ip_gre gre | [ 37.741994][ T845] Tainted: [W]=WARN [ 37.742154][ T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.742401][ T845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.742651][ T845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.743205][ T845] RSP: 0018:ffa00000006d7090 EFLAGS: 00010286 [ 37.743450][ T845] RAX: 00000000ffffffa6 RBX: ff1100000bde18c0 RCX: 1ff40000000dadd8 [ 37.743722][ T845] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde197c [ 37.743981][ T845] RBP: ff1100000f874000 R08: 1fe22000017bc331 R09: ff1100000abf0b80 [ 37.744249][ T845] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 37.744531][ T845] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 37.744793][ T845] FS: 00007f9f49e18840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 37.745091][ T845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.745330][ T845] CR2: 00007f9f4a18d040 CR3: 000000000c237005 CR4: 0000000000771ef0 [ 37.745616][ T845] PKRU: 55555554 [ 37.745771][ T845] Call Trace: [ 37.745928][ T845] [ 37.746052][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.746257][ T845] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 37.746482][ T845] notifier_call_chain (kernel/notifier.c:85) [ 37.746698][ T845] __netdev_upper_dev_link (net/core/dev.c:8931) [ 37.746895][ T845] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 37.747090][ T845] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 37.747294][ T845] netdev_upper_dev_link (net/core/dev.c:8972) [ 37.747502][ T845] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 37.747717][ T845] register_vlan_dev (net/8021q/vlan.c:183) [ 37.747913][ T845] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 37.748107][ T845] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 37.748312][ T845] ? nla_strscpy (lib/nlattr.c:795) [ 37.748529][ T845] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 37.748725][ T845] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.748918][ T845] ? __dev_get_by_name (net/core/dev.c:883) [ 37.749111][ T845] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.749322][ T845] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.749543][ T845] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.749740][ T845] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.749930][ T845] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.750124][ T845] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.750323][ T845] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.750537][ T845] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.750740][ T845] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.750935][ T845] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.751129][ T845] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.751335][ T845] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.751548][ T845] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.751742][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.751937][ T845] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.752127][ T845] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.752332][ T845] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.752547][ T845] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.752742][ T845] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.752938][ T845] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.753127][ T845] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.753331][ T845] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.753547][ T845] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.753744][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.753938][ T845] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.754162][ T845] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.754375][ T845] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.754579][ T845] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.754770][ T845] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.754963][ T845] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.755194][ T845] ? move_addr_to_kernel (net/socket.c:258) [ 37.755409][ T845] ___sys_sendmsg (net/socket.c:2752) [ 37.755611][ T845] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.755804][ T845] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.756005][ T845] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 37.756209][ T845] __sys_sendmsg (net/socket.c:2784) [ 37.756421][ T845] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.756631][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.756833][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.757028][ T845] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.757233][ T845] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.757439][ T845] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.757643][ T845] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.757871][ T845] RIP: 0033:0x7f9f4a05208e [ 37.758069][ T845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.758659][ T845] RSP: 002b:00007ffe57f78340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.758922][ T845] RAX: ffffffffffffffda RBX: 00007ffe57f78b00 RCX: 00007f9f4a05208e [ 37.759185][ T845] RDX: 0000000000000000 RSI: 00007ffe57f783f0 RDI: 0000000000000005 [ 37.759466][ T845] RBP: 00007ffe57f78350 R08: 0000000000000000 R09: 0000000000000000 [ 37.759738][ T845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.759996][ T845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe57f78ac0 | [ 37.762158][ T845] ------------[ cut here ]------------ | [ 37.762384][ T845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/845 | [ 37.762692][ T845] Modules linked in: ip6_gre ip_gre gre | [ 37.763227][ T845] Tainted: [W]=WARN [ 37.763402][ T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.763633][ T845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.763864][ T845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.764425][ T845] RSP: 0018:ffa00000006d71b0 EFLAGS: 00010286 [ 37.764660][ T845] RAX: 00000000ffffffa6 RBX: ff1100000bd823c0 RCX: 1ff40000000dadfc [ 37.764911][ T845] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8247c [ 37.765168][ T845] RBP: ff1100000ff1c000 R08: 1fe22000017b0491 R09: ff1100000abf0b80 [ 37.765460][ T845] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 37.765726][ T845] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 37.765982][ T845] FS: 00007f9f49e18840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 37.766304][ T845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.766557][ T845] CR2: 00007f9f4a18d040 CR3: 000000000c237005 CR4: 0000000000771ef0 [ 37.766817][ T845] PKRU: 55555554 [ 37.766974][ T845] Call Trace: [ 37.767127][ T845] [ 37.767257][ T845] ? register_vlan_dev (net/8021q/vlan.c:188) [ 37.767460][ T845] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.767661][ T845] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.767852][ T845] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.768008][ T845] __dev_notify_flags (net/core/dev.c:9787) [ 37.768206][ T845] ? netdev_update_features (net/core/dev.c:11098) [ 37.768408][ T845] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 37.768640][ T845] ? netif_change_name (net/core/dev.c:1495) [ 37.768827][ T845] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 37.769039][ T845] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 37.769246][ T845] ? register_vlan_dev (net/8021q/vlan.c:196) [ 37.769451][ T845] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 37.769651][ T845] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 37.769840][ T845] ? nla_strscpy (lib/nlattr.c:795) [ 37.770028][ T845] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 37.770253][ T845] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 37.770456][ T845] ? __dev_get_by_name (net/core/dev.c:883) [ 37.770664][ T845] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 37.770859][ T845] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 37.771052][ T845] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.771254][ T845] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.771465][ T845] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.771665][ T845] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.771853][ T845] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.772041][ T845] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.772248][ T845] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.772452][ T845] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.772649][ T845] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.772837][ T845] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.773024][ T845] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.773222][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.773427][ T845] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.773628][ T845] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.773834][ T845] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.774335][ T845] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.774547][ T845] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.774743][ T845] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.774929][ T845] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.775119][ T845] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.775324][ T845] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.775537][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.775742][ T845] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.775931][ T845] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.776121][ T845] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.776319][ T845] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.776532][ T845] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.776733][ T845] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.776956][ T845] ? move_addr_to_kernel (net/socket.c:258) [ 37.777167][ T845] ___sys_sendmsg (net/socket.c:2752) [ 37.777374][ T845] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.777575][ T845] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.777781][ T845] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 37.777981][ T845] __sys_sendmsg (net/socket.c:2784) [ 37.778172][ T845] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.778385][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.778585][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.778786][ T845] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.778974][ T845] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.779161][ T845] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.779380][ T845] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.779611][ T845] RIP: 0033:0x7f9f4a05208e [ 37.779814][ T845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.780377][ T845] RSP: 002b:00007ffe57f78340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.780641][ T845] RAX: ffffffffffffffda RBX: 00007ffe57f78b00 RCX: 00007f9f4a05208e [ 37.780911][ T845] RDX: 0000000000000000 RSI: 00007ffe57f783f0 RDI: 0000000000000005 [ 37.781168][ T845] RBP: 00007ffe57f78350 R08: 0000000000000000 R09: 0000000000000000 [ 37.781441][ T845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd7 [ 37.781702][ T845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe57f78ac0 | [ 37.812887][ T846] ------------[ cut here ]------------ | [ 37.813052][ T846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/846 | [ 37.813288][ T846] Modules linked in: ip6_gre ip_gre gre | [ 37.814087][ T846] Tainted: [W]=WARN [ 37.814192][ T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.814361][ T846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.814546][ T846] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.815016][ T846] RSP: 0018:ffa00000006d7020 EFLAGS: 00010286 [ 37.815191][ T846] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff40000000dadca [ 37.815396][ T846] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 37.815599][ T846] RBP: ff11000007c21000 R08: 1fe2200001f77d01 R09: ff110000096dd158 [ 37.815797][ T846] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 37.815996][ T846] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 37.816197][ T846] FS: 00007f1fa80d8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 37.816431][ T846] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.816604][ T846] CR2: 0000000015197988 CR3: 00000000101a3003 CR4: 0000000000771ef0 [ 37.816803][ T846] PKRU: 55555554 [ 37.816902][ T846] Call Trace: [ 37.817003][ T846] [ 37.817071][ T846] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.817212][ T846] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.817314][ T846] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.817483][ T846] __dev_notify_flags (net/core/dev.c:9787) [ 37.817634][ T846] ? netif_change_name (net/core/dev.c:1495) [ 37.817768][ T846] ? __dev_change_flags (net/core/dev.c:9752) [ 37.817902][ T846] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.818035][ T846] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.818173][ T846] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 37.818310][ T846] netif_change_flags (net/core/dev.c:9820) [ 37.818454][ T846] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.818590][ T846] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 37.818725][ T846] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 37.818860][ T846] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 37.819027][ T846] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.819163][ T846] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.819296][ T846] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 37.819435][ T846] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.819627][ T846] ? __kernel_text_address (kernel/extable.c:79) [ 37.819760][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.819894][ T846] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.820028][ T846] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.820163][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.820296][ T846] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 37.820435][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.820578][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.820711][ T846] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 37.820844][ T846] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 37.820980][ T846] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 37.821110][ T846] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.821250][ T846] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 37.821394][ T846] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 37.821535][ T846] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.821670][ T846] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.821805][ T846] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.821939][ T846] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.822075][ T846] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.822213][ T846] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.822355][ T846] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.822487][ T846] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.822626][ T846] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.822760][ T846] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.822895][ T846] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.823029][ T846] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.823163][ T846] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.823297][ T846] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.823437][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.823580][ T846] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.823712][ T846] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.823847][ T846] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.823981][ T846] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.824114][ T846] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.824258][ T846] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.824393][ T846] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.824560][ T846] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.824695][ T846] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.824828][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.824970][ T846] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.825110][ T846] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.825250][ T846] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.825395][ T846] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.825537][ T846] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.825672][ T846] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.825836][ T846] ? move_addr_to_kernel (net/socket.c:258) [ 37.825974][ T846] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.826107][ T846] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.826248][ T846] ___sys_sendmsg (net/socket.c:2752) [ 37.826388][ T846] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 37.826562][ T846] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.826709][ T846] __sys_sendmsg (net/socket.c:2784) [ 37.826843][ T846] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.826974][ T846] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 37.827144][ T846] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 37.827285][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.827425][ T846] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.827561][ T846] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.827695][ T846] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.827828][ T846] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.827992][ T846] RIP: 0033:0x7f1fa831208e [ 37.828131][ T846] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.828625][ T846] RSP: 002b:00007ffcea38f470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.828827][ T846] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1fa831208e [ 37.829027][ T846] RDX: 0000000000000000 RSI: 00007ffcea38f520 RDI: 0000000000000005 [ 37.829240][ T846] RBP: 00007ffcea38f480 R08: 0000000000000000 R09: 0000000000000000 [ 37.829450][ T846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd8 [ 37.829660][ T846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcea38fbf0 | [ 37.858070][ T847] ------------[ cut here ]------------ | [ 37.858242][ T847] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/847 | [ 37.858484][ T847] Modules linked in: ip6_gre ip_gre gre | [ 37.858908][ T847] Tainted: [W]=WARN [ 37.859010][ T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.859185][ T847] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 37.859364][ T847] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 37.859850][ T847] RSP: 0018:ffa0000000707020 EFLAGS: 00010286 [ 37.860018][ T847] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff40000000e0dca [ 37.860229][ T847] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 37.860493][ T847] RBP: ff1100000ff1c000 R08: 1fe22000019ea3d9 R09: ff1100000ffd5158 [ 37.860697][ T847] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 37.860921][ T847] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 37.861124][ T847] FS: 00007f5daef3a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 37.861420][ T847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.861685][ T847] CR2: 0000000029f73988 CR3: 000000000e137002 CR4: 0000000000771ef0 [ 37.861897][ T847] PKRU: 55555554 [ 37.862006][ T847] Call Trace: [ 37.862107][ T847] [ 37.862182][ T847] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 37.862315][ T847] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 37.862547][ T847] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 37.862650][ T847] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 37.862783][ T847] __dev_notify_flags (net/core/dev.c:9787) [ 37.862917][ T847] ? netif_change_name (net/core/dev.c:1495) [ 37.863053][ T847] ? __dev_change_flags (net/core/dev.c:9752) [ 37.863196][ T847] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.863330][ T847] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.863550][ T847] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 37.863687][ T847] netif_change_flags (net/core/dev.c:9820) [ 37.863822][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.863956][ T847] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 37.864095][ T847] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 37.864231][ T847] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 37.864479][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.864620][ T847] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.864754][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 37.864887][ T847] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.865020][ T847] ? __kernel_text_address (kernel/extable.c:79) [ 37.865158][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.865293][ T847] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.865479][ T847] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.865622][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.865762][ T847] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 37.865895][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.866030][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.866166][ T847] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 37.866302][ T847] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 37.866443][ T847] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 37.866582][ T847] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 37.866716][ T847] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 37.866853][ T847] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 37.866990][ T847] rtnl_newlink (net/core/rtnetlink.c:4150) [ 37.867126][ T847] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.867265][ T847] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.867412][ T847] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.867556][ T847] ? mark_usage (kernel/locking/lockdep.c:4674) [ 37.867689][ T847] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.867832][ T847] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.867969][ T847] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.868105][ T847] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.868245][ T847] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 37.868386][ T847] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 37.868526][ T847] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 37.868659][ T847] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.868793][ T847] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.868926][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.869061][ T847] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 37.869197][ T847] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 37.869337][ T847] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 37.869480][ T847] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.869624][ T847] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.869761][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 37.869893][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 37.870028][ T847] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.870166][ T847] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.870300][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 37.870442][ T847] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 37.870589][ T847] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 37.870723][ T847] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 37.870859][ T847] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 37.870992][ T847] ? copy_msghdr_from_user (net/socket.c:2635) [ 37.871126][ T847] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 37.871297][ T847] ? move_addr_to_kernel (net/socket.c:258) [ 37.871438][ T847] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.871578][ T847] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 37.871728][ T847] ___sys_sendmsg (net/socket.c:2752) [ 37.871861][ T847] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 37.872027][ T847] ? copy_msghdr_from_user (net/socket.c:2603) [ 37.872176][ T847] __sys_sendmsg (net/socket.c:2784) [ 37.872311][ T847] ? __sys_sendmsg_sock (net/socket.c:2765) [ 37.872449][ T847] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 37.872626][ T847] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 37.872759][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 37.872894][ T847] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 37.873029][ T847] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 37.873164][ T847] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 37.873298][ T847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.873470][ T847] RIP: 0033:0x7f5daf17408e [ 37.873615][ T847] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 37.874107][ T847] RSP: 002b:00007ffd37b7afe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.874316][ T847] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5daf17408e [ 37.874528][ T847] RDX: 0000000000000000 RSI: 00007ffd37b7b090 RDI: 0000000000000005 [ 37.874729][ T847] RBP: 00007ffd37b7aff0 R08: 0000000000000000 R09: 0000000000000000 [ 37.874929][ T847] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd8 [ 37.875131][ T847] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd37b7b760 | [ 38.240185][ T12] ------------[ cut here ]------------ | [ 38.240368][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.240639][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.241067][ T12] Tainted: [W]=WARN [ 38.241166][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.241331][ T12] Workqueue: netns cleanup_net [ 38.241484][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.241676][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.242126][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 38.242293][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0c80 RCX: 1ff4000000018ec7 [ 38.242494][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde0d3c [ 38.242689][ T12] RBP: ff11000009bc4000 R08: 1fe22000017bc1a9 R09: ff11000001aed1d0 [ 38.242880][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 38.243068][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 38.243260][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.243486][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.243653][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 38.243840][ T12] PKRU: 55555554 [ 38.243934][ T12] Call Trace: [ 38.244030][ T12] [ 38.244096][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.244228][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.244324][ T12] netif_close_many (net/core/dev.c:1804) [ 38.244480][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.244622][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 38.244778][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 38.244934][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.245062][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.245220][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.245357][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.245483][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.245615][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.245739][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.245866][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.245994][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.246124][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.246250][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.246385][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.246520][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.246646][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.246777][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.246899][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.247027][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.247162][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.247287][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.247423][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.247559][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.247683][ T12] kthread (kernel/kthread.c:436) [ 38.247778][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.247934][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.248060][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.248192][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.248354][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.248481][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.248613][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.250543][ T12] ------------[ cut here ]------------ | [ 38.250674][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.250923][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.251366][ T12] Tainted: [W]=WARN [ 38.251469][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.251638][ T12] Workqueue: netns cleanup_net [ 38.251774][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.251942][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.252417][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 38.252588][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0900 RCX: 1ff4000000018e80 [ 38.252781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde09bc [ 38.252995][ T12] RBP: ff11000007c21000 R08: 1fe22000017bc139 R09: ff11000001aed1d0 [ 38.253192][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 38.253391][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 38.253590][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.253814][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.253978][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 38.254179][ T12] PKRU: 55555554 [ 38.254276][ T12] Call Trace: [ 38.254380][ T12] [ 38.254446][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.254585][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.254683][ T12] netif_close_many (net/core/dev.c:1804) [ 38.254813][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.255028][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.255163][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 38.255295][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 38.255434][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 38.255654][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 38.255783][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 38.255919][ T12] notifier_call_chain (kernel/notifier.c:85) [ 38.256054][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 38.256272][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.256410][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 38.256585][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 38.256747][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.256961][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.257120][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.257256][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.257393][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.257528][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.257657][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.257786][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.257999][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.258132][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.258266][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.258406][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.258623][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.258752][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.258882][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.259010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.259228][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.259365][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.259494][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.259635][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.259851][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.259981][ T12] kthread (kernel/kthread.c:436) [ 38.260079][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.260245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.260399][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.260546][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.260710][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.260840][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.261052][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.263480][ T12] ------------[ cut here ]------------ | [ 38.263621][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.263997][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.264465][ T12] Tainted: [W]=WARN [ 38.264562][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.264711][ T12] Workqueue: netns cleanup_net [ 38.264835][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.264991][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.265480][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.265646][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24a580 RCX: 1ff4000000018eed [ 38.265825][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24a63c [ 38.266010][ T12] RBP: ff11000005801000 R08: 1fe2200001c494c9 R09: ff11000001aed1d0 [ 38.266199][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.266429][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.266616][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.266826][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.266977][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 38.267161][ T12] PKRU: 55555554 [ 38.267251][ T12] Call Trace: [ 38.267342][ T12] [ 38.267454][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.267620][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.267772][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.267893][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.268017][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.268136][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.268266][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.268441][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.268571][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.268690][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.268813][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.268957][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.269078][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.269210][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.269329][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.269581][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.269707][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.269826][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.269950][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.270077][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.270203][ T12] kthread (kernel/kthread.c:436) [ 38.270294][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.270570][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.270692][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.270813][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.270966][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.271088][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.271217][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.277013][ T12] ------------[ cut here ]------------ | [ 38.277191][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 38.277579][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.278098][ T12] Tainted: [W]=WARN [ 38.278258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.278481][ T12] Workqueue: netns cleanup_net [ 38.278674][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.278890][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.279411][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 38.279645][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24b1c0 RCX: 1ff4000000018e99 [ 38.279881][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b27c [ 38.280161][ T12] RBP: ff11000007c21000 R08: 1fe2200001c49651 R09: ff11000001aed1d0 [ 38.280418][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 38.280668][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.280908][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 38.281184][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.281410][ T12] CR2: 00007f5c49391888 CR3: 000000000eb06004 CR4: 0000000000771ef0 [ 38.281661][ T12] PKRU: 55555554 [ 38.281805][ T12] Call Trace: [ 38.281949][ T12] [ 38.282065][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.282287][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.282511][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 38.282703][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.282878][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 38.283089][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 38.283279][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 38.283473][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 38.283663][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 38.283844][ T12] notifier_call_chain (kernel/notifier.c:85) [ 38.284024][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 38.284244][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.284463][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.284654][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.284837][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.285013][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.285199][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.285392][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.285586][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.285761][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.285942][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.286120][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.286306][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.286502][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.286692][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.286872][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.287056][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.287243][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.287438][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.287633][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.287812][ T12] kthread (kernel/kthread.c:436) [ 38.287976][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.288195][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.288389][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.288584][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.288794][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.288973][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.289155][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.291750][ T12] ------------[ cut here ]------------ | [ 38.291916][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 38.292214][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.292888][ T12] Tainted: [W]=WARN [ 38.293125][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.293436][ T12] Workqueue: netns cleanup_net [ 38.293705][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.294031][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.294638][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.294877][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e24b8c0 RCX: 1ff4000000018eed [ 38.295113][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24b97c [ 38.295366][ T12] RBP: ff11000009bc4000 R08: 1fe2200001c49731 R09: ff11000001aed1d0 [ 38.295607][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 38.295838][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.296085][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 38.296385][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.296595][ T12] CR2: 00007f5c49391888 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 38.296827][ T12] PKRU: 55555554 [ 38.296966][ T12] Call Trace: [ 38.297110][ T12] [ 38.297236][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.297460][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.297670][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.297841][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.298015][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.298193][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.298382][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.298566][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.298742][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.298913][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.299091][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.299277][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.299461][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.299723][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.299895][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.300070][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.300260][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.300529][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.300707][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.300885][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.301061][ T12] kthread (kernel/kthread.c:436) [ 38.301287][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.301504][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.301690][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.301865][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.302145][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.302327][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.302531][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.305708][ T12] ------------[ cut here ]------------ | [ 38.305877][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 38.306268][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.307270][ T12] Tainted: [W]=WARN [ 38.307531][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.307898][ T12] Workqueue: netns cleanup_net [ 38.308164][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.308473][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.309102][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.309470][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780040 RCX: 1ff4000000018eed [ 38.309767][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107800fc [ 38.310085][ T12] RBP: ff110000098f9000 R08: 1fe22000020f0021 R09: ff11000001aed1d0 [ 38.310392][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 38.310683][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.310963][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 38.311282][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.311553][ T12] CR2: 00007f5c49391888 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 38.311907][ T12] PKRU: 55555554 [ 38.312092][ T12] Call Trace: [ 38.312288][ T12] [ 38.312548][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.312875][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.313207][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.313441][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.313673][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.313966][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.314199][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.314436][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.314671][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.314961][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.315198][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.315453][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.315687][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.315911][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.316134][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.316379][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.316615][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.317123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.317371][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.317609][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.317892][ T12] kthread (kernel/kthread.c:436) [ 38.318083][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.318503][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.318775][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.319046][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.319382][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.319735][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.319907][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.322996][ T12] ------------[ cut here ]------------ | [ 38.323164][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 38.323834][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.324507][ T12] Tainted: [W]=WARN [ 38.324706][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.324955][ T12] Workqueue: netns cleanup_net [ 38.325192][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.325470][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.326021][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.326283][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780580 RCX: 1ff4000000018eed [ 38.326583][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078063c [ 38.326857][ T12] RBP: ff11000005034000 R08: 1fe22000020f00c9 R09: ff11000001aed1d0 [ 38.327217][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 38.327592][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.327874][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 38.328193][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.328508][ T12] CR2: 00007f5c49391888 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 38.328800][ T12] PKRU: 55555554 [ 38.328986][ T12] Call Trace: [ 38.329214][ T12] [ 38.329393][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.329662][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.330059][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.330408][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.330644][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.330862][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.331083][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.331314][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.331559][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.331851][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.332073][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.332338][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.332633][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.332826][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.332996][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.333174][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.333368][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.333552][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.333731][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.333912][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.334083][ T12] kthread (kernel/kthread.c:436) [ 38.334234][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.334453][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.334638][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.334811][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.335085][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.335268][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.335461][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.339684][ T12] ------------[ cut here ]------------ | [ 38.339822][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 38.340057][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.340952][ T12] Tainted: [W]=WARN [ 38.341047][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.341204][ T12] Workqueue: netns cleanup_net [ 38.341330][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.341570][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.342069][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.342232][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabde00 RCX: 1ff4000000018eed [ 38.342478][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabdebc [ 38.342667][ T12] RBP: ff1100000a114000 R08: 1fe2200001557bd9 R09: ff11000001aed1d0 [ 38.342845][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 38.343030][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.343216][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 38.343498][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.343655][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 38.343835][ T12] PKRU: 55555554 [ 38.343924][ T12] Call Trace: [ 38.344015][ T12] [ 38.344079][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.344237][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.344399][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.344527][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.344650][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.344770][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.344891][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.345014][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.345137][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.345261][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.345391][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.345521][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.345647][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.345769][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.345887][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.346010][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.346135][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.346261][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.346458][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.346589][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.346709][ T12] kthread (kernel/kthread.c:436) [ 38.346798][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.346951][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.347072][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.347195][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.347344][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.347537][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.347655][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.350357][ T12] ------------[ cut here ]------------ | [ 38.350492][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.350736][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.351135][ T12] Tainted: [W]=WARN [ 38.351232][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.351493][ T12] Workqueue: netns cleanup_net [ 38.351625][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.351788][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.352228][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.352430][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabd700 RCX: 1ff4000000018eed [ 38.352619][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabd7bc [ 38.352806][ T12] RBP: ff1100000ed31000 R08: 1fe2200001557af9 R09: ff11000001aed1d0 [ 38.352987][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.353176][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.353406][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.353673][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.353823][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 38.354004][ T12] PKRU: 55555554 [ 38.354094][ T12] Call Trace: [ 38.354189][ T12] [ 38.354260][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.354465][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.354631][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.354752][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.354873][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.354994][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.355114][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.355241][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.355416][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.355542][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.355666][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.355791][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.355912][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.356036][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.356160][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.356283][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.356455][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.356582][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.356707][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.356834][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.356953][ T12] kthread (kernel/kthread.c:436) [ 38.357044][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.357205][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.357328][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.357501][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.357656][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.357781][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.357901][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.366957][ T12] ------------[ cut here ]------------ | [ 38.367095][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.367329][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.367735][ T12] Tainted: [W]=WARN [ 38.367826][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.367975][ T12] Workqueue: netns cleanup_net [ 38.368098][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.368258][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.368695][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.368845][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabd000 RCX: 1ff4000000018eed [ 38.369022][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabd0bc [ 38.369204][ T12] RBP: ff1100000fe99000 R08: 1fe2200001557a19 R09: ff11000001aed1d0 [ 38.369388][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.369572][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.369749][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.369956][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.370105][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 38.370287][ T12] PKRU: 55555554 [ 38.370381][ T12] Call Trace: [ 38.370472][ T12] [ 38.370542][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.370694][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.370841][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.370959][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.371080][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.371203][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.371323][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.371447][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.371573][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.371691][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.371814][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.371934][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.372054][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.372178][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.372299][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.372424][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.372558][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.372680][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.372806][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.372934][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.373056][ T12] kthread (kernel/kthread.c:436) [ 38.373147][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.373307][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.373433][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.373557][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.373707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.373826][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.373948][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.376191][ T12] ------------[ cut here ]------------ | [ 38.376312][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.376561][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.376953][ T12] Tainted: [W]=WARN [ 38.377045][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.377203][ T12] Workqueue: netns cleanup_net [ 38.377327][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.377494][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.377926][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.378080][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bba80 RCX: 1ff4000000018eed [ 38.378267][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbb3c [ 38.378451][ T12] RBP: ff1100000feec000 R08: 1fe2200000af7769 R09: ff11000001aed1d0 [ 38.378638][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.378818][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.379000][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.379216][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.379375][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 38.379563][ T12] PKRU: 55555554 [ 38.379651][ T12] Call Trace: [ 38.379738][ T12] [ 38.379801][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.379952][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.380103][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.380226][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.380353][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.380475][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.380606][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.380730][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.380856][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.380976][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.381098][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.381222][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.381363][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.381492][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.381622][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.381745][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.381869][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.381990][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.382114][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.382249][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.382377][ T12] kthread (kernel/kthread.c:436) [ 38.382471][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.382627][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.382755][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.382877][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.383028][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.383153][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.383276][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.385313][ T12] ------------[ cut here ]------------ | [ 38.385437][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.385676][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.386064][ T12] Tainted: [W]=WARN [ 38.386161][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.386308][ T12] Workqueue: netns cleanup_net [ 38.386436][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.386603][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.387033][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.387191][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bae40 RCX: 1ff4000000018eed [ 38.387377][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057baefc [ 38.387562][ T12] RBP: ff1100000fafc000 R08: 1fe2200000af75e1 R09: ff11000001aed1d0 [ 38.387743][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.387920][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.388098][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.388311][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.388472][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 38.388654][ T12] PKRU: 55555554 [ 38.388744][ T12] Call Trace: [ 38.388831][ T12] [ 38.388893][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.389048][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.389201][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.389326][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.389450][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.389575][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.389705][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.389824][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.389948][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.390065][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.390191][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.390312][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.390435][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.390564][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.390683][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.390802][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.390925][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.391041][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.391167][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.391291][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.391415][ T12] kthread (kernel/kthread.c:436) [ 38.391505][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.391655][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.391776][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.391893][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.392041][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.392161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.392280][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.394288][ T12] ------------[ cut here ]------------ | [ 38.394411][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.394656][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.395059][ T12] Tainted: [W]=WARN [ 38.395149][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.395306][ T12] Workqueue: netns cleanup_net [ 38.395438][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.395607][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.396035][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.396189][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba200 RCX: 1ff4000000018eed [ 38.396375][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba2bc [ 38.396558][ T12] RBP: ff1100000ebe9000 R08: 1fe2200000af7459 R09: ff11000001aed1d0 [ 38.396733][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.396908][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.397091][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.397306][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.397460][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 38.397644][ T12] PKRU: 55555554 [ 38.397733][ T12] Call Trace: [ 38.397821][ T12] [ 38.397883][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.398034][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.398187][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.398305][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.398432][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.398563][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.398682][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.398803][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.398924][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.399043][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.399168][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.399289][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.399412][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.399541][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.399663][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.399784][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.399907][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.400029][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.400158][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.400285][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.400413][ T12] kthread (kernel/kthread.c:436) [ 38.400506][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.400660][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.400779][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.400897][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.401046][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.401167][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.401285][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.418802][ T12] ------------[ cut here ]------------ | [ 38.418945][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 38.419204][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.419645][ T12] Tainted: [W]=WARN [ 38.419739][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.419894][ T12] Workqueue: netns cleanup_net [ 38.420021][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.420189][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.420648][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 38.420812][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a2740 RCX: 1ff4000000018eaf [ 38.421000][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a27fc [ 38.421192][ T12] RBP: ff1100000ea81000 R08: 1fe22000018d4501 R09: ff11000001aed1d0 [ 38.421384][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 38.421576][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008479000 [ 38.421764][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.421986][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.422143][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 38.422335][ T12] PKRU: 55555554 [ 38.422436][ T12] Call Trace: [ 38.422535][ T12] [ 38.422600][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.422727][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.422823][ T12] netif_close_many (net/core/dev.c:1804) [ 38.422948][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.423075][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.423207][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.423333][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.423464][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 38.423625][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 38.423782][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.423906][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.424066][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.424192][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.424319][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 38.424483][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 38.424617][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 38.424744][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 38.424870][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 38.424999][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 38.425126][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 38.425255][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.425385][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.425517][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.425644][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.425768][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.425895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.426022][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.426152][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.426282][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.426414][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.426550][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.426679][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.426804][ T12] kthread (kernel/kthread.c:436) [ 38.426899][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.427055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.427186][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.427313][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.427478][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.427608][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.427734][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.439968][ T12] ------------[ cut here ]------------ | [ 38.440201][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 38.440491][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.440925][ T12] Tainted: [W]=WARN [ 38.441019][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.441185][ T12] Workqueue: netns cleanup_net [ 38.441321][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.441492][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.441947][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 38.442105][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a3e00 RCX: 1ff4000000018eaf [ 38.442296][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3ebc [ 38.442493][ T12] RBP: ff11000008479000 R08: 1fe22000018d47d9 R09: ff11000001aed1d0 [ 38.442686][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 38.442873][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 38.443063][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 38.443290][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.443454][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 38.443650][ T12] PKRU: 55555554 [ 38.443750][ T12] Call Trace: [ 38.443845][ T12] [ 38.443913][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.444042][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 38.444179][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.444276][ T12] netif_close_many (net/core/dev.c:1804) [ 38.444414][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.444545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.444670][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.444802][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.444928][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 38.445085][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 38.445248][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.445384][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.445544][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.445669][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.445793][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 38.445951][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 38.446085][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 38.446219][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 38.446355][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 38.446487][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 38.446620][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 38.446747][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.446877][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.447006][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.447133][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.447262][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.447394][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.447526][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.447654][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.447784][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.447910][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.448047][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.448182][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.448310][ T12] kthread (kernel/kthread.c:436) [ 38.448411][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.448575][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.448702][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.448829][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.448988][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.449114][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.449246][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.452277][ T12] ------------[ cut here ]------------ | [ 38.452484][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 38.452822][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.453256][ T12] Tainted: [W]=WARN [ 38.453360][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.453526][ T12] Workqueue: netns cleanup_net [ 38.453653][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.453811][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.454248][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 38.454415][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31ce40 RCX: 1ff4000000018ed5 [ 38.454601][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cefc [ 38.454785][ T12] RBP: ff1100000ea81000 R08: 1fe22000016639e1 R09: ff11000001aed1d0 [ 38.454971][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 38.455156][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.455341][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 38.455565][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.455717][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 38.455900][ T12] PKRU: 55555554 [ 38.455991][ T12] Call Trace: [ 38.456083][ T12] [ 38.456150][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.456306][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.456464][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.456589][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.456709][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 38.456863][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 38.456988][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 38.457111][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 38.457237][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 38.457365][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 38.457490][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.457614][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.457738][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.457859][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.457980][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.458103][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.458226][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.458354][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.458480][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.458613][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.458739][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.458865][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.458986][ T12] kthread (kernel/kthread.c:436) [ 38.459077][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.459232][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.459361][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.459482][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.459638][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.459760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.459880][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.462278][ T12] ------------[ cut here ]------------ | [ 38.462621][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.462869][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.463277][ T12] Tainted: [W]=WARN [ 38.463378][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.463539][ T12] Workqueue: netns cleanup_net [ 38.463665][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.463823][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.464256][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 38.464455][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d540 RCX: 1ff4000000018ed5 [ 38.464643][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d5fc [ 38.464822][ T12] RBP: ff11000008479000 R08: 1fe2200001663ac1 R09: ff11000001aed1d0 [ 38.465002][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.465189][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.465382][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.465603][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.465756][ T12] CR2: 00007f7f2689f7a0 CR3: 000000000e132004 CR4: 0000000000771ef0 [ 38.465945][ T12] PKRU: 55555554 [ 38.466036][ T12] Call Trace: [ 38.466128][ T12] [ 38.466194][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.466356][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.466513][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.466638][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.466760][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 38.466916][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 38.467038][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 38.467162][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 38.467282][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 38.467410][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 38.467544][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.467665][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.467789][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.467912][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.468033][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.468160][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.468282][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.468411][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.468545][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.468666][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.468793][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.468920][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.469041][ T12] kthread (kernel/kthread.c:436) [ 38.469133][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.469293][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.469419][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.469551][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.469705][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.469834][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.469956][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.472242][ T12] ------------[ cut here ]------------ | [ 38.472571][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.472814][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.473219][ T12] Tainted: [W]=WARN [ 38.473312][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.473471][ T12] Workqueue: netns cleanup_net [ 38.473603][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.473761][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.474203][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 38.474359][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31dc40 RCX: 1ff4000000018ed5 [ 38.474547][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31dcfc [ 38.474728][ T12] RBP: ff1100000a851000 R08: 1fe2200001663ba1 R09: ff11000001aed1d0 [ 38.474913][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.475092][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.475285][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.475503][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.475662][ T12] CR2: 00007f7f2689f7a0 CR3: 000000000e132004 CR4: 0000000000771ef0 [ 38.475846][ T12] PKRU: 55555554 [ 38.475942][ T12] Call Trace: [ 38.476033][ T12] [ 38.476100][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.476258][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.476416][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.476546][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.476667][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 38.476824][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 38.476946][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 38.477068][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 38.477192][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 38.477314][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 38.477443][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.477571][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.477696][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.477817][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.477937][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.478060][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.478185][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.478309][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.478440][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.478568][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.478695][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.478820][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.478941][ T12] kthread (kernel/kthread.c:436) [ 38.479034][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.479189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.479309][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.479437][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.479599][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.479720][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.479841][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.498739][ T879] ------------[ cut here ]------------ | [ 38.499159][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.499404][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.499851][ T879] Tainted: [W]=WARN [ 38.499952][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.500120][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.500302][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.500794][ T879] RSP: 0018:ffa00000004d7a80 EFLAGS: 00010286 [ 38.500961][ T879] RAX: 00000000ffffffa6 RBX: ff1100000cf8a740 RCX: 1ff400000009af16 [ 38.501163][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a7fc [ 38.501364][ T879] RBP: ff1100000baf4000 R08: 1fe22000019f1501 R09: ff1100000ffcd180 [ 38.501584][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.501785][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000baf4000 [ 38.501985][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.502224][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.502399][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.502609][ T879] PKRU: 55555554 [ 38.502709][ T879] Call Trace: [ 38.502810][ T879] [ 38.502879][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.503014][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.503151][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.503256][ T879] register_netdevice (net/core/dev.c:11488) [ 38.503395][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.503566][ T879] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.503703][ T879] register_netdev (net/core/dev.c:11552) [ 38.503838][ T879] loopback_net_init (drivers/net/loopback.c:218) [ 38.503975][ T879] ops_init (net/core/net_namespace.c:137) [ 38.504078][ T879] setup_net (net/core/net_namespace.c:446) [ 38.504184][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.504315][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.504456][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.504598][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.504732][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.504868][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.505007][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.505142][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.505281][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.505420][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.505562][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.505698][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.505830][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.505968][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.506101][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.506240][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.506379][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.506550][ T879] RIP: 0033:0x7f7f26792bcb [ 38.506692][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.507175][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.507383][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.507589][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.507790][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.507989][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.508194][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.512564][ T879] ------------[ cut here ]------------ | [ 38.512723][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.512954][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.513375][ T879] Tainted: [W]=WARN [ 38.513478][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.513650][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.513823][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.514296][ T879] RSP: 0018:ffa00000004d7918 EFLAGS: 00010286 [ 38.514483][ T879] RAX: 00000000ffffffa6 RBX: ff1100000e9ecc80 RCX: 1ff400000009aee9 [ 38.514687][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecd3c [ 38.514885][ T879] RBP: ff1100000a804000 R08: 1fe2200001d3d9a9 R09: ff1100000ffcd180 [ 38.515084][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.515287][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a804000 [ 38.515494][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.515730][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.515896][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.516097][ T879] PKRU: 55555554 [ 38.516198][ T879] Call Trace: [ 38.516297][ T879] [ 38.516371][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.516505][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.516642][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.516745][ T879] register_netdevice (net/core/dev.c:11488) [ 38.516880][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.517046][ T879] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.517191][ T879] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.517330][ T879] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.517470][ T879] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.517610][ T879] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.517742][ T879] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.517882][ T879] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.518017][ T879] ops_init (net/core/net_namespace.c:137) [ 38.518119][ T879] setup_net (net/core/net_namespace.c:446) [ 38.518225][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.518362][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.518498][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.518659][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.518795][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.518932][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.519068][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.519208][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.519343][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.519482][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.519620][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.519754][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.519885][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.520017][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.520151][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.520287][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.520424][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.520592][ T879] RIP: 0033:0x7f7f26792bcb [ 38.520737][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.521214][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.521420][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.521623][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.521821][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.522024][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.522228][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.529977][ T879] ------------[ cut here ]------------ | [ 38.530142][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.530396][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.530813][ T879] Tainted: [W]=WARN [ 38.530914][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.531081][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.531259][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.531749][ T879] RSP: 0018:ffa00000004d78f8 EFLAGS: 00010286 [ 38.531918][ T879] RAX: 00000000ffffffa6 RBX: ff11000010782e40 RCX: 1ff400000009aee5 [ 38.532119][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782efc [ 38.532327][ T879] RBP: ff1100000f911000 R08: 1fe22000020f05e1 R09: ff1100000ffcd180 [ 38.532543][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.532742][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f911000 [ 38.532944][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.533184][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.533359][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.533566][ T879] PKRU: 55555554 [ 38.533668][ T879] Call Trace: [ 38.533767][ T879] [ 38.533837][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.533974][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.534108][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.534217][ T879] register_netdevice (net/core/dev.c:11488) [ 38.534359][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.534571][ T879] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.534706][ T879] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.534841][ T879] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.534974][ T879] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.535109][ T879] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.535249][ T879] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.535391][ T879] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 38.535531][ T879] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 38.535668][ T879] vti_init_net (net/ipv4/ip_vti.c:517) [ 38.535803][ T879] ops_init (net/core/net_namespace.c:137) [ 38.535905][ T879] setup_net (net/core/net_namespace.c:446) [ 38.536007][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.536142][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.536283][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.536427][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.536568][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.536704][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.536837][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.536972][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.537106][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.537245][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.537388][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.537532][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.537667][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.537801][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.537933][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.538068][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.538205][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.538377][ T879] RIP: 0033:0x7f7f26792bcb [ 38.538521][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.539006][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.539214][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.539418][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.539621][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.539827][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.540025][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.544177][ T879] ------------[ cut here ]------------ | [ 38.544331][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.544586][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.544991][ T879] Tainted: [W]=WARN [ 38.545107][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.545279][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.545463][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.545938][ T879] RSP: 0018:ffa00000004d7a78 EFLAGS: 00010286 [ 38.546104][ T879] RAX: 00000000ffffffa6 RBX: ff1100000c1791c0 RCX: 1ff400000009af15 [ 38.546307][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17927c [ 38.546521][ T879] RBP: ff1100000a32c000 R08: 1fe220000182f251 R09: ff1100000ffcd180 [ 38.546718][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.546916][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 38.547115][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.547357][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.547530][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.547730][ T879] PKRU: 55555554 [ 38.547827][ T879] Call Trace: [ 38.547926][ T879] [ 38.547996][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.548128][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.548262][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.548368][ T879] register_netdevice (net/core/dev.c:11488) [ 38.548509][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.548678][ T879] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.548812][ T879] register_netdev (net/core/dev.c:11552) [ 38.548943][ T879] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 38.549077][ T879] ops_init (net/core/net_namespace.c:137) [ 38.549184][ T879] setup_net (net/core/net_namespace.c:446) [ 38.549286][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.549430][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.549571][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.549704][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.549836][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.549974][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.550107][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.550245][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.550387][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.550525][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.550668][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.550802][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.550933][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.551067][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.551204][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.551336][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.551478][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.551648][ T879] RIP: 0033:0x7f7f26792bcb [ 38.551784][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.552257][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.552460][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.552661][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.552855][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.553049][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.553252][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.557414][ T879] ------------[ cut here ]------------ | [ 38.557555][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.557783][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.558193][ T879] Tainted: [W]=WARN [ 38.558292][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.558693][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.558864][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.559364][ T879] RSP: 0018:ffa00000004d7a68 EFLAGS: 00010286 [ 38.559537][ T879] RAX: 00000000ffffffa6 RBX: ff1100000e9eda80 RCX: 1ff400000009af13 [ 38.559736][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edb3c [ 38.559933][ T879] RBP: ff1100000a31c000 R08: 1fe2200001d3db69 R09: ff1100000ffcd180 [ 38.560131][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.560334][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a31c000 [ 38.560554][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.560787][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.560952][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.561157][ T879] PKRU: 55555554 [ 38.561256][ T879] Call Trace: [ 38.561359][ T879] [ 38.561428][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.561567][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.561698][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.561798][ T879] register_netdevice (net/core/dev.c:11488) [ 38.561930][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.562099][ T879] register_netdev (net/core/dev.c:11552) [ 38.562236][ T879] sit_init_net (net/ipv6/sit.c:1860) [ 38.562376][ T879] ops_init (net/core/net_namespace.c:137) [ 38.562492][ T879] setup_net (net/core/net_namespace.c:446) [ 38.562597][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.562729][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.562863][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.562999][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.563135][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.563276][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.563418][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.563559][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.563695][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.563827][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.563961][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.564095][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.564231][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.564370][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.564503][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.564639][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.564776][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.564940][ T879] RIP: 0033:0x7f7f26792bcb [ 38.565077][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.565567][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.565765][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.565961][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.566162][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.566361][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.566559][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.571302][ T879] ------------[ cut here ]------------ | [ 38.571446][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.571680][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.572083][ T879] Tainted: [W]=WARN [ 38.572189][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.572359][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.572538][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.573008][ T879] RSP: 0018:ffa00000004d7a78 EFLAGS: 00010286 [ 38.573180][ T879] RAX: 00000000ffffffa6 RBX: ff1100000bcaf380 RCX: 1ff400000009af15 [ 38.573383][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf43c [ 38.573587][ T879] RBP: ff1100000589c000 R08: 1fe2200001795e89 R09: ff1100000ffcd180 [ 38.573785][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.573983][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000589c000 [ 38.574189][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.574429][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.574603][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.574804][ T879] PKRU: 55555554 [ 38.574903][ T879] Call Trace: [ 38.575003][ T879] [ 38.575071][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.575212][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.575345][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.575453][ T879] register_netdevice (net/core/dev.c:11488) [ 38.575592][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.575757][ T879] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.575891][ T879] register_netdev (net/core/dev.c:11552) [ 38.576023][ T879] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 38.576161][ T879] ops_init (net/core/net_namespace.c:137) [ 38.576263][ T879] setup_net (net/core/net_namespace.c:446) [ 38.576367][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.576499][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.576637][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.576770][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.576903][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.577038][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.577177][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.577308][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.577447][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.577588][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.577719][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.577853][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.577986][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.578117][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.578253][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.578392][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.578530][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.578695][ T879] RIP: 0033:0x7f7f26792bcb [ 38.578833][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.579307][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.579522][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.579720][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.579918][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.580116][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.580319][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.584280][ T879] ------------[ cut here ]------------ | [ 38.584420][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.584655][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.585058][ T879] Tainted: [W]=WARN [ 38.585161][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.585326][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.585507][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.585986][ T879] RSP: 0018:ffa00000004d7918 EFLAGS: 00010286 [ 38.586155][ T879] RAX: 00000000ffffffa6 RBX: ff1100000bcafe00 RCX: 1ff400000009aee9 [ 38.586360][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcafebc [ 38.586561][ T879] RBP: ff11000007f99000 R08: 1fe2200001795fd9 R09: ff1100000ffcd180 [ 38.586757][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.586953][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f99000 [ 38.587157][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.587395][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.587565][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.587769][ T879] PKRU: 55555554 [ 38.587867][ T879] Call Trace: [ 38.587967][ T879] [ 38.588035][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.588175][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.588308][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.588416][ T879] register_netdevice (net/core/dev.c:11488) [ 38.588557][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.588724][ T879] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.588858][ T879] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.588988][ T879] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.589121][ T879] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.589257][ T879] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.589396][ T879] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.589531][ T879] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.589666][ T879] ops_init (net/core/net_namespace.c:137) [ 38.589768][ T879] setup_net (net/core/net_namespace.c:446) [ 38.589868][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.590005][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.590138][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.590277][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.590416][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.590559][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.590693][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.590825][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.590956][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.591090][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.591226][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.591364][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.591494][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.591641][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.591773][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.591905][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.592038][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.592207][ T879] RIP: 0033:0x7f7f26792bcb [ 38.592344][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.592824][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.593024][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.593224][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.593428][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.593629][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.593827][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.598118][ T879] ------------[ cut here ]------------ | [ 38.598258][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.598493][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.598900][ T879] Tainted: [W]=WARN [ 38.599001][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.599171][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.599344][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.599824][ T879] RSP: 0018:ffa00000004d7918 EFLAGS: 00010286 [ 38.599991][ T879] RAX: 00000000ffffffa6 RBX: ff1100000e21f000 RCX: 1ff400000009aee9 [ 38.600193][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f0bc [ 38.600396][ T879] RBP: ff1100000996c000 R08: 1fe2200001c43e19 R09: ff1100000ffcd180 [ 38.600597][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.600795][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000996c000 [ 38.600997][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.601231][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.601409][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.601615][ T879] PKRU: 55555554 [ 38.601719][ T879] Call Trace: [ 38.601822][ T879] [ 38.601890][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.602024][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.602162][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.602263][ T879] register_netdevice (net/core/dev.c:11488) [ 38.602403][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.602573][ T879] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.602707][ T879] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.602840][ T879] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.602972][ T879] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.603110][ T879] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.603248][ T879] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.603388][ T879] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.603529][ T879] ops_init (net/core/net_namespace.c:137) [ 38.603631][ T879] setup_net (net/core/net_namespace.c:446) [ 38.603730][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.603863][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.603997][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.604131][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.604269][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.604411][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.604551][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.604685][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.604818][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.604951][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.605085][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.605225][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.605365][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.605497][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.605635][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.605768][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.605901][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.606068][ T879] RIP: 0033:0x7f7f26792bcb [ 38.606211][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.606696][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.606899][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.607098][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.607301][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.607507][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.607710][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.612566][ T879] ------------[ cut here ]------------ | [ 38.612704][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.612931][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.613344][ T879] Tainted: [W]=WARN [ 38.613451][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.613625][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.613797][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.614289][ T879] RSP: 0018:ffa00000004d7918 EFLAGS: 00010286 [ 38.614465][ T879] RAX: 00000000ffffffa6 RBX: ff1100000ee70c80 RCX: 1ff400000009aee9 [ 38.614672][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee70d3c [ 38.614869][ T879] RBP: ff1100000eaf4000 R08: 1fe2200001dce1a9 R09: ff1100000ffcd180 [ 38.615067][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.615270][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaf4000 [ 38.615485][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.615722][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.615888][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.616086][ T879] PKRU: 55555554 [ 38.616189][ T879] Call Trace: [ 38.616288][ T879] [ 38.616365][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.616497][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.616634][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.616734][ T879] register_netdevice (net/core/dev.c:11488) [ 38.616868][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.617033][ T879] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.617175][ T879] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.617308][ T879] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.617445][ T879] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.617585][ T879] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.617717][ T879] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.617849][ T879] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.617981][ T879] ops_init (net/core/net_namespace.c:137) [ 38.618082][ T879] setup_net (net/core/net_namespace.c:446) [ 38.618188][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.618325][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.618461][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.618602][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.618738][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.618872][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.619006][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.619138][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.619277][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.619413][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.619552][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.619689][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.619820][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.619949][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.620079][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.620217][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.620353][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.620524][ T879] RIP: 0033:0x7f7f26792bcb [ 38.620660][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.621130][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.621333][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.621542][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.621737][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.621934][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.622248][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.627071][ T879] ------------[ cut here ]------------ | [ 38.627213][ T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879 | [ 38.627546][ T879] Modules linked in: ip6_gre ip_gre gre | [ 38.627951][ T879] Tainted: [W]=WARN [ 38.628143][ T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.628318][ T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.628498][ T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.629071][ T879] RSP: 0018:ffa00000004d7a70 EFLAGS: 00010286 [ 38.629244][ T879] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff400000009af14 [ 38.629550][ T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 38.629747][ T879] RBP: ff1100000ff81000 R08: 1fe2200001ad7c59 R09: ff1100000ffcd180 [ 38.629945][ T879] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.630239][ T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff81000 [ 38.630448][ T879] FS: 00007f7f264d0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.630779][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.630947][ T879] CR2: 00007f7f266d7430 CR3: 000000000e132005 CR4: 0000000000771ef0 [ 38.631149][ T879] PKRU: 55555554 [ 38.631340][ T879] Call Trace: [ 38.631445][ T879] [ 38.631523][ T879] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.631657][ T879] ? notifier_call_chain (kernel/notifier.c:85) [ 38.631789][ T879] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.631982][ T879] register_netdevice (net/core/dev.c:11488) [ 38.633001][ T879] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.633174][ T879] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.633310][ T879] register_netdev (net/core/dev.c:11552) [ 38.633452][ T879] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 38.633593][ T879] ops_init (net/core/net_namespace.c:137) [ 38.633696][ T879] setup_net (net/core/net_namespace.c:446) [ 38.633797][ T879] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.633931][ T879] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.634161][ T879] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.634296][ T879] copy_net_ns (net/core/net_namespace.c:579) [ 38.634438][ T879] create_new_namespaces (kernel/nsproxy.c:132) [ 38.634581][ T879] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.634805][ T879] ksys_unshare (kernel/fork.c:3243) [ 38.634942][ T879] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.635074][ T879] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.635213][ T879] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.635912][ T879] ? __ia32_sys_open (fs/open.c:1374) [ 38.636051][ T879] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.636190][ T879] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.636323][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.636458][ T879] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.636598][ T879] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.636730][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.636896][ T879] RIP: 0033:0x7f7f26792bcb [ 38.637036][ T879] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.637675][ T879] RSP: 002b:00007ffdd45a9638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.637876][ T879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7f26792bcb [ 38.638078][ T879] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.638378][ T879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.638585][ T879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd45ab860 [ 38.638871][ T879] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd45ac877 | [ 38.662496][ T12] ------------[ cut here ]------------ | [ 38.662659][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.662903][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.663383][ T12] Tainted: [W]=WARN [ 38.663478][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.663640][ T12] Workqueue: netns cleanup_net [ 38.663774][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.663936][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.664421][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 38.664588][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d80f1c0 RCX: 1ff4000000018ec7 [ 38.664779][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d80f27c [ 38.664971][ T12] RBP: ff1100000f874000 R08: 1fe2200001b01e51 R09: ff11000001aed1d0 [ 38.665160][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 38.665344][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 38.665557][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.665774][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.665930][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.666119][ T12] PKRU: 55555554 [ 38.666218][ T12] Call Trace: [ 38.666310][ T12] [ 38.666383][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.666513][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.666615][ T12] netif_close_many (net/core/dev.c:1804) [ 38.666741][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.666868][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 38.667037][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 38.667227][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.667599][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.667847][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.668046][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.668250][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.668580][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.668707][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.668844][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.668975][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.669108][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.669241][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.669387][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.669524][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.669657][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.669788][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.669912][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.670044][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.670184][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.670314][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.670449][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.670590][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.670720][ T12] kthread (kernel/kthread.c:436) [ 38.670821][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.670978][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.671103][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.671234][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.671392][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.671525][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.671650][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.681084][ T12] ------------[ cut here ]------------ | [ 38.681267][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 38.681543][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.682037][ T12] Tainted: [W]=WARN [ 38.682135][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.682300][ T12] Workqueue: netns cleanup_net [ 38.682456][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.682803][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.683321][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 38.683561][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d80f8c0 RCX: 1ff4000000018e80 [ 38.683753][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d80f97c [ 38.683943][ T12] RBP: ff1100000ff1c000 R08: 1fe2200001b01f31 R09: ff11000001aed1d0 [ 38.684135][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 38.684334][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 38.684568][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 38.684797][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.684957][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 38.685156][ T12] PKRU: 55555554 [ 38.685254][ T12] Call Trace: [ 38.685357][ T12] [ 38.685425][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.685565][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.685664][ T12] netif_close_many (net/core/dev.c:1804) [ 38.685793][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.685921][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.686054][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 38.686191][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 38.686321][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 38.686453][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 38.686589][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 38.686720][ T12] notifier_call_chain (kernel/notifier.c:85) [ 38.686851][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 38.686980][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 38.687108][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 38.687328][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 38.687495][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.687632][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.687791][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.687918][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.688047][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.688181][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.688308][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.688444][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.688581][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.688710][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.688837][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.688969][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.689096][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.689225][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.689362][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.689488][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.689624][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.689757][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.689885][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.690017][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.690155][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.690282][ T12] kthread (kernel/kthread.c:436) [ 38.690385][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.690573][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.690700][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.690828][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.690992][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.691120][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.691251][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.693690][ T12] ------------[ cut here ]------------ | [ 38.693828][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 38.694065][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.694487][ T12] Tainted: [W]=WARN [ 38.694585][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.694733][ T12] Workqueue: netns cleanup_net [ 38.694861][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.695021][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.695474][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.695635][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b452ac0 RCX: 1ff4000000018eed [ 38.695810][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b452b7c [ 38.695990][ T12] RBP: ff1100000ec41000 R08: 1fe220000168a571 R09: ff11000001aed1d0 [ 38.696172][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 38.696356][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.696554][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 38.696763][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.696913][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 38.697096][ T12] PKRU: 55555554 [ 38.697188][ T12] Call Trace: [ 38.697281][ T12] [ 38.697344][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.697508][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.697662][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.697780][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.697900][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.698019][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.698139][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.698263][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.698391][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.698513][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.698640][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.698759][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.698879][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.699069][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.699205][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.699327][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.699463][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.699590][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.699713][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.699875][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.699996][ T12] kthread (kernel/kthread.c:436) [ 38.700086][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.700241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.700373][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.700494][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.700648][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.700771][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.700894][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.705971][ T12] ------------[ cut here ]------------ | [ 38.706155][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 38.706525][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.707039][ T12] Tainted: [W]=WARN [ 38.707190][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.707434][ T12] Workqueue: netns cleanup_net [ 38.707644][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.707861][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.708449][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 38.708668][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabcc80 RCX: 1ff4000000018e99 [ 38.708906][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabcd3c [ 38.709150][ T12] RBP: ff1100000ff1c000 R08: 1fe22000015579a9 R09: ff11000001aed1d0 [ 38.709405][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 38.709652][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.709960][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 38.710369][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.710674][ T12] CR2: 00007fd61cb0d000 CR3: 0000000004de9005 CR4: 0000000000771ef0 [ 38.711009][ T12] PKRU: 55555554 [ 38.711223][ T12] Call Trace: [ 38.711440][ T12] [ 38.711615][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.712038][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.712326][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 38.712613][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.712889][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 38.713229][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 38.713501][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 38.713763][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 38.714020][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 38.714310][ T12] notifier_call_chain (kernel/notifier.c:85) [ 38.714569][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 38.714783][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.714994][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.715175][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.715371][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.715556][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.715735][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.715914][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.716092][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.716298][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.716493][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.716682][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.716856][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.717068][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.717288][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.717527][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.717742][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.717919][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.718102][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.718295][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.718487][ T12] kthread (kernel/kthread.c:436) [ 38.718644][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.718850][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.719028][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.719217][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.719437][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.719625][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.719806][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.722425][ T12] ------------[ cut here ]------------ | [ 38.722608][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 38.722892][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.723876][ T12] Tainted: [W]=WARN [ 38.724505][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.724768][ T12] Workqueue: netns cleanup_net [ 38.724993][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.725257][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.725805][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.726060][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabcac0 RCX: 1ff4000000018eed [ 38.726371][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabcb7c [ 38.726654][ T12] RBP: ff1100000f874000 R08: 1fe2200001557971 R09: ff11000001aed1d0 [ 38.726928][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 38.727233][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.727548][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 38.727851][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.728098][ T12] CR2: 00007fd61cb0d000 CR3: 0000000004de9005 CR4: 0000000000771ef0 [ 38.728407][ T12] PKRU: 55555554 [ 38.728624][ T12] Call Trace: [ 38.733013][ T12] [ 38.733237][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.733641][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.733897][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.734125][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.734341][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.734587][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.734767][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.734950][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.735192][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.735383][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.735571][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.735750][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.736219][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.736413][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.736601][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.736781][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.736963][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.737142][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.737324][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.737533][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.737712][ T12] kthread (kernel/kthread.c:436) [ 38.737858][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.738069][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.738319][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.738511][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.738727][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.739019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.739201][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.747028][ T12] ------------[ cut here ]------------ | [ 38.747171][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.747981][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.748393][ T12] Tainted: [W]=WARN [ 38.748485][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.748646][ T12] Workqueue: netns cleanup_net [ 38.748772][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.749359][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.749802][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.749965][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabc3c0 RCX: 1ff4000000018eed [ 38.750143][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabc47c [ 38.750321][ T12] RBP: ff11000004f6c000 R08: 1fe2200001557891 R09: ff11000001aed1d0 [ 38.750507][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.750691][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.750871][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.751080][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.751252][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.751438][ T12] PKRU: 55555554 [ 38.751538][ T12] Call Trace: [ 38.752103][ T12] [ 38.752174][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.752343][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.752502][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.752632][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.752754][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.752874][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.753001][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.753127][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.753253][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.753450][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.753587][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.753714][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.753834][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.753958][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.754077][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.754198][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.754322][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.754453][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.754916][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.755053][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.755180][ T12] kthread (kernel/kthread.c:436) [ 38.755274][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.755435][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.755569][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.755697][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.755853][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.755984][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.756222][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.758856][ T12] ------------[ cut here ]------------ | [ 38.759116][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.759364][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.759798][ T12] Tainted: [W]=WARN [ 38.759893][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.760042][ T12] Workqueue: netns cleanup_net [ 38.760165][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.760320][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.760781][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.760950][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb298c0 RCX: 1ff4000000018eed [ 38.761145][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2997c [ 38.761322][ T12] RBP: ff11000009114000 R08: 1fe2200001f65331 R09: ff11000001aed1d0 [ 38.761507][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.761690][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.761868][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.762100][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.762252][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.762446][ T12] PKRU: 55555554 [ 38.762543][ T12] Call Trace: [ 38.762632][ T12] [ 38.762694][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.762847][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.763007][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.763128][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.763269][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.763390][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.763510][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.763646][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.763767][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.763885][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.764007][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.764129][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.764247][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.764372][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.764497][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.764623][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.764745][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.764863][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.764986][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.765109][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.765227][ T12] kthread (kernel/kthread.c:436) [ 38.765327][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.765481][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.765607][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.765728][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.765880][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.765999][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.766119][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.770062][ T12] ------------[ cut here ]------------ | [ 38.770787][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.771025][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.771430][ T12] Tainted: [W]=WARN [ 38.771527][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.771678][ T12] Workqueue: netns cleanup_net [ 38.771803][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.771960][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.772400][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.772559][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29540 RCX: 1ff4000000018eed [ 38.772805][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb295fc [ 38.773013][ T12] RBP: ff11000005e74000 R08: 1fe2200001f652c1 R09: ff11000001aed1d0 [ 38.773358][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.773549][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.773728][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.773940][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.774240][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.774428][ T12] PKRU: 55555554 [ 38.774525][ T12] Call Trace: [ 38.774616][ T12] [ 38.774679][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.774833][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.775145][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.775270][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.775402][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.775530][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.775654][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.775774][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.775896][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.776175][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.776297][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.776421][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.776547][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.776672][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.776792][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.776917][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.777170][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.777291][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.777849][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.778139][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.778260][ T12] kthread (kernel/kthread.c:436) [ 38.778400][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.778563][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.778684][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.778805][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.779133][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.779253][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.779423][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.783187][ T12] ------------[ cut here ]------------ | [ 38.784288][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.784549][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.784935][ T12] Tainted: [W]=WARN [ 38.785029][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.785177][ T12] Workqueue: netns cleanup_net [ 38.785303][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.785460][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.785980][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.786129][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb28e40 RCX: 1ff4000000018eed [ 38.786306][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28efc [ 38.786522][ T12] RBP: ff1100000f8e9000 R08: 1fe2200001f651e1 R09: ff11000001aed1d0 [ 38.786705][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.786882][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.787065][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.787272][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.787437][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.787627][ T12] PKRU: 55555554 [ 38.787715][ T12] Call Trace: [ 38.787809][ T12] [ 38.787873][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.788042][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.788189][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.788308][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.788432][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.788555][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.788673][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.788808][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.788940][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.789063][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.789209][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.789343][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.789469][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.789604][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.789726][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.789848][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.789971][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.790092][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.790216][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.790339][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.790463][ T12] kthread (kernel/kthread.c:436) [ 38.790558][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.790722][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.790842][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.790962][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.791114][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.791257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.791389][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.793704][ T12] ------------[ cut here ]------------ | [ 38.793834][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.794741][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.795142][ T12] Tainted: [W]=WARN [ 38.795232][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.795393][ T12] Workqueue: netns cleanup_net [ 38.795527][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.795690][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.796131][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.796289][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7a80 RCX: 1ff4000000018eed [ 38.796493][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7b3c [ 38.796684][ T12] RBP: ff1100000a9d4000 R08: 1fe2200001936f69 R09: ff11000001aed1d0 [ 38.796867][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.797051][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.797236][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.797457][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.797656][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.797927][ T12] PKRU: 55555554 [ 38.798020][ T12] Call Trace: [ 38.798110][ T12] [ 38.798174][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.798359][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.798524][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.798672][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.798828][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.798951][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.799086][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.799276][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.799408][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.799539][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.799757][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.799879][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.800007][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.800129][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.800393][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.800526][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.800653][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.800775][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.800899][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.801129][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.801252][ T12] kthread (kernel/kthread.c:436) [ 38.801344][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.801500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.801625][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.801762][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.801926][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.802062][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.802187][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.804484][ T12] ------------[ cut here ]------------ | [ 38.805597][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.805831][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.806239][ T12] Tainted: [W]=WARN [ 38.806331][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.806824][ T12] Workqueue: netns cleanup_net [ 38.806951][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.807111][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.807572][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.807727][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee70ac0 RCX: 1ff4000000018eed [ 38.807905][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee70b7c [ 38.808086][ T12] RBP: ff110000103d4000 R08: 1fe2200001dce171 R09: ff11000001aed1d0 [ 38.808532][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.808715][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.808896][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.809103][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.809250][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.809434][ T12] PKRU: 55555554 [ 38.809528][ T12] Call Trace: [ 38.809619][ T12] [ 38.809682][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.809835][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.809982][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.810099][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.810220][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.810337][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.810460][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.810586][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.810705][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.810821][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.810942][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.811061][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.811179][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.811298][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.811424][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.811550][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.811676][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.811792][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.811915][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.812038][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.812156][ T12] kthread (kernel/kthread.c:436) [ 38.812245][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.812400][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.812525][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.812802][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.812951][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.813071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.813190][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.815223][ T12] ------------[ cut here ]------------ | [ 38.815343][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.815617][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.816038][ T12] Tainted: [W]=WARN [ 38.816136][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.816308][ T12] Workqueue: netns cleanup_net [ 38.816447][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.816608][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.817030][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.817183][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782ac0 RCX: 1ff4000000018eed [ 38.817360][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782b7c [ 38.817541][ T12] RBP: ff1100000ec01000 R08: 1fe22000020f0571 R09: ff11000001aed1d0 [ 38.817717][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.817894][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.818071][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.818305][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.818464][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.818646][ T12] PKRU: 55555554 [ 38.818736][ T12] Call Trace: [ 38.818827][ T12] [ 38.818889][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.819040][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.819187][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.819312][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.819436][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.819561][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.819681][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.819801][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.819921][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.820042][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.820168][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.820292][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.820416][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.820542][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.820661][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.820781][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.820904][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.821024][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.821147][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.821270][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.821391][ T12] kthread (kernel/kthread.c:436) [ 38.821482][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.821636][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.821760][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.821880][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.822029][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.822147][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.822270][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.828878][ T12] ------------[ cut here ]------------ | [ 38.829003][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 38.829235][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.830060][ T12] Tainted: [W]=WARN [ 38.830149][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.830297][ T12] Workqueue: netns cleanup_net [ 38.830470][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.830629][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.831049][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 38.831196][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b8c0 RCX: 1ff4000000018eed [ 38.831421][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b97c [ 38.831656][ T12] RBP: ff1100000eb69000 R08: 1fe22000018d3731 R09: ff11000001aed1d0 [ 38.831832][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.832007][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.832185][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.832444][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.832598][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 38.832787][ T12] PKRU: 55555554 [ 38.832874][ T12] Call Trace: [ 38.832962][ T12] [ 38.833023][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.833173][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.833318][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 38.833484][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 38.833642][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 38.833760][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 38.833877][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 38.833998][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 38.834117][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.834237][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.834402][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.834529][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.834649][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.834768][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.834888][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.835011][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.835133][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.835255][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.835426][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.835555][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.835672][ T12] kthread (kernel/kthread.c:436) [ 38.835761][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.835907][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.836027][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.836146][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.836292][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.836457][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.836582][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.845633][ T880] ------------[ cut here ]------------ | [ 38.845783][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.846012][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.846433][ T880] Tainted: [W]=WARN [ 38.846543][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.846708][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.846881][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.847362][ T880] RSP: 0018:ffa0000000787a80 EFLAGS: 00010286 [ 38.847534][ T880] RAX: 00000000ffffffa6 RBX: ff1100000c69b380 RCX: 1ff40000000f0f16 [ 38.847736][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b43c [ 38.847931][ T880] RBP: ff1100000ebc4000 R08: 1fe22000018d3689 R09: ff1100000abf2e80 [ 38.848132][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.848329][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebc4000 [ 38.848542][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.848773][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.848941][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.849141][ T880] PKRU: 55555554 [ 38.849240][ T880] Call Trace: [ 38.849339][ T880] [ 38.849413][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.849554][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.849686][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.849787][ T880] register_netdevice (net/core/dev.c:11488) [ 38.849924][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.850089][ T880] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.850223][ T880] register_netdev (net/core/dev.c:11552) [ 38.850360][ T880] loopback_net_init (drivers/net/loopback.c:218) [ 38.850495][ T880] ops_init (net/core/net_namespace.c:137) [ 38.850603][ T880] setup_net (net/core/net_namespace.c:446) [ 38.850703][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.850836][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.850971][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.851104][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.851237][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.851381][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.851521][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.851654][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.851788][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.851920][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.852053][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.852188][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.852319][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.852457][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.852595][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.852728][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.852863][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.853031][ T880] RIP: 0033:0x7fd61c949bcb [ 38.853173][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.853663][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.853864][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.854060][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.854256][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.854459][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.854662][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.858927][ T880] ------------[ cut here ]------------ | [ 38.859069][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.859295][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.859742][ T880] Tainted: [W]=WARN [ 38.859842][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.860009][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.860180][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.860662][ T880] RSP: 0018:ffa0000000787918 EFLAGS: 00010286 [ 38.860828][ T880] RAX: 00000000ffffffa6 RBX: ff1100000c179000 RCX: 1ff40000000f0ee9 [ 38.861049][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1790bc [ 38.861243][ T880] RBP: ff1100000e961000 R08: 1fe220000182f219 R09: ff1100000abf2e80 [ 38.861445][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.861649][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e961000 [ 38.861848][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.862078][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.862244][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.862449][ T880] PKRU: 55555554 [ 38.862556][ T880] Call Trace: [ 38.862657][ T880] [ 38.862725][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.862857][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.862989][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.863090][ T880] register_netdevice (net/core/dev.c:11488) [ 38.863223][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.863393][ T880] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.863534][ T880] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.863666][ T880] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.863797][ T880] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.863930][ T880] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.864063][ T880] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.864197][ T880] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.864330][ T880] ops_init (net/core/net_namespace.c:137) [ 38.864435][ T880] setup_net (net/core/net_namespace.c:446) [ 38.864558][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.864689][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.864821][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.864955][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.865087][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.865220][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.865358][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.865491][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.865627][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.865758][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.865891][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.866025][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.866157][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.866288][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.866429][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.866568][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.866699][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.866865][ T880] RIP: 0033:0x7fd61c949bcb [ 38.867005][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.867487][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.867692][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.867888][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.868083][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.868280][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.868482][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.872352][ T880] ------------[ cut here ]------------ | [ 38.872489][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.872721][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.873170][ T880] Tainted: [W]=WARN [ 38.873272][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.873445][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.873624][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.874096][ T880] RSP: 0018:ffa00000007878f8 EFLAGS: 00010286 [ 38.874266][ T880] RAX: 00000000ffffffa6 RBX: ff1100000cf8b380 RCX: 1ff40000000f0ee5 [ 38.874474][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b43c [ 38.874682][ T880] RBP: ff1100000fa0c000 R08: 1fe22000019f1689 R09: ff1100000abf2e80 [ 38.874879][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.875079][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa0c000 [ 38.875279][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.875529][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.875696][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.875896][ T880] PKRU: 55555554 [ 38.876000][ T880] Call Trace: [ 38.876100][ T880] [ 38.876169][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.876304][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.876455][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.876564][ T880] register_netdevice (net/core/dev.c:11488) [ 38.876700][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.876867][ T880] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.877005][ T880] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.877139][ T880] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.877273][ T880] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.877412][ T880] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.877552][ T880] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.877688][ T880] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 38.877824][ T880] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 38.877963][ T880] vti_init_net (net/ipv4/ip_vti.c:517) [ 38.878098][ T880] ops_init (net/core/net_namespace.c:137) [ 38.878201][ T880] setup_net (net/core/net_namespace.c:446) [ 38.878304][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.878445][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.878587][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.878723][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.878858][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.878995][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.879129][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.879264][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.879409][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.879552][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.879693][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.879829][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.879965][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.880100][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.880235][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.880375][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.880511][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.880684][ T880] RIP: 0033:0x7fd61c949bcb [ 38.880823][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.881302][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.881512][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.881717][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.881917][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.882117][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.882318][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.886459][ T880] ------------[ cut here ]------------ | [ 38.887158][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.887390][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.887802][ T880] Tainted: [W]=WARN [ 38.887902][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.888068][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.888240][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.888727][ T880] RSP: 0018:ffa0000000787a78 EFLAGS: 00010286 [ 38.888894][ T880] RAX: 00000000ffffffa6 RBX: ff1100000278b8c0 RCX: 1ff40000000f0f15 [ 38.889092][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b97c [ 38.889290][ T880] RBP: ff1100000a384000 R08: 1fe22000004f1731 R09: ff1100000abf2e80 [ 38.889501][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.889704][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a384000 [ 38.889903][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.890135][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.890304][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.890513][ T880] PKRU: 55555554 [ 38.890616][ T880] Call Trace: [ 38.890714][ T880] [ 38.890788][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.890920][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.891054][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.891157][ T880] register_netdevice (net/core/dev.c:11488) [ 38.891291][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.891461][ T880] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.891598][ T880] register_netdev (net/core/dev.c:11552) [ 38.891740][ T880] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 38.891878][ T880] ops_init (net/core/net_namespace.c:137) [ 38.891979][ T880] setup_net (net/core/net_namespace.c:446) [ 38.892081][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.892214][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.892345][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.892485][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.892625][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.892759][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.892892][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.893028][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.893160][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.893293][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.893429][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.893569][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.893700][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.893831][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.893963][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.894097][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.894229][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.894397][ T880] RIP: 0033:0x7fd61c949bcb [ 38.894582][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.895051][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.895250][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.895451][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.895654][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.895852][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.896047][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.900150][ T880] ------------[ cut here ]------------ | [ 38.900285][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.900527][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.900933][ T880] Tainted: [W]=WARN [ 38.901035][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.901203][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.901381][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.901860][ T880] RSP: 0018:ffa0000000787a68 EFLAGS: 00010286 [ 38.902028][ T880] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff40000000f0f13 [ 38.902224][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 38.902426][ T880] RBP: ff1100000ed69000 R08: 1fe22000016c6f69 R09: ff1100000abf2e80 [ 38.902632][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.902834][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed69000 [ 38.903036][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.903266][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.903442][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.903651][ T880] PKRU: 55555554 [ 38.903751][ T880] Call Trace: [ 38.903850][ T880] [ 38.903918][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.904052][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.904185][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.904286][ T880] register_netdevice (net/core/dev.c:11488) [ 38.904427][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.904601][ T880] register_netdev (net/core/dev.c:11552) [ 38.904735][ T880] sit_init_net (net/ipv6/sit.c:1860) [ 38.904870][ T880] ops_init (net/core/net_namespace.c:137) [ 38.904972][ T880] setup_net (net/core/net_namespace.c:446) [ 38.905072][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.905204][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.905335][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.905476][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.905614][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.905752][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.905884][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.906021][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.906152][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.906282][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.906421][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.906560][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.906691][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.906822][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.906952][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.907088][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.907221][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.907388][ T880] RIP: 0033:0x7fd61c949bcb [ 38.907529][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.907996][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.908194][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.908394][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.908594][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.908790][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.908984][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.913655][ T880] ------------[ cut here ]------------ | [ 38.913792][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.914022][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.914436][ T880] Tainted: [W]=WARN [ 38.914547][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.914713][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.914887][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.915362][ T880] RSP: 0018:ffa0000000787a78 EFLAGS: 00010286 [ 38.915536][ T880] RAX: 00000000ffffffa6 RBX: ff1100000b453700 RCX: 1ff40000000f0f15 [ 38.915737][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4537bc [ 38.915935][ T880] RBP: ff1100000ed94000 R08: 1fe220000168a6f9 R09: ff1100000abf2e80 [ 38.916133][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.916331][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed94000 [ 38.916543][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.916776][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.916945][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.917148][ T880] PKRU: 55555554 [ 38.917248][ T880] Call Trace: [ 38.917352][ T880] [ 38.917421][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.917560][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.917701][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.917805][ T880] register_netdevice (net/core/dev.c:11488) [ 38.917943][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.918108][ T880] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.918243][ T880] register_netdev (net/core/dev.c:11552) [ 38.918383][ T880] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 38.918523][ T880] ops_init (net/core/net_namespace.c:137) [ 38.918626][ T880] setup_net (net/core/net_namespace.c:446) [ 38.918726][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.918859][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.918991][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.919125][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.919259][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.919399][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.919538][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.919671][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.919802][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.919934][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.920068][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.920201][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.920332][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.920468][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.920604][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.920737][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.920868][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.921032][ T880] RIP: 0033:0x7fd61c949bcb [ 38.921168][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.921667][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.921866][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.922062][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.922259][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.922465][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.922669][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.926474][ T880] ------------[ cut here ]------------ | [ 38.926640][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.926865][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.927270][ T880] Tainted: [W]=WARN [ 38.927374][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.927549][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.927720][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.928185][ T880] RSP: 0018:ffa0000000787918 EFLAGS: 00010286 [ 38.928357][ T880] RAX: 00000000ffffffa6 RBX: ff1100000b54ec80 RCX: 1ff40000000f0ee9 [ 38.928563][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b54ed3c [ 38.928759][ T880] RBP: ff11000005941000 R08: 1fe22000016a9da9 R09: ff1100000abf2e80 [ 38.928953][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.929148][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005941000 [ 38.929366][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.929600][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.929764][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.929963][ T880] PKRU: 55555554 [ 38.930060][ T880] Call Trace: [ 38.930159][ T880] [ 38.930227][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.930364][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.930503][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.930607][ T880] register_netdevice (net/core/dev.c:11488) [ 38.930745][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.930917][ T880] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.931056][ T880] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.931193][ T880] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.931337][ T880] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.931478][ T880] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.931615][ T880] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.931768][ T880] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.931905][ T880] ops_init (net/core/net_namespace.c:137) [ 38.932005][ T880] setup_net (net/core/net_namespace.c:446) [ 38.932106][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.932236][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.932372][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.932509][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.932648][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.932783][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.932916][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.933049][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.933180][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.933312][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.933449][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.933587][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.933717][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.933848][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.933978][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.934110][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.934240][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.934408][ T880] RIP: 0033:0x7fd61c949bcb [ 38.934554][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.935019][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.935312][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.935519][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.935717][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.936004][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.936199][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.950024][ T880] ------------[ cut here ]------------ | [ 38.950166][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/880 | [ 38.950408][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.950828][ T880] Tainted: [W]=WARN [ 38.950928][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.951093][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.951266][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.951755][ T880] RSP: 0018:ffa0000000787918 EFLAGS: 00010286 [ 38.951924][ T880] RAX: 00000000ffffffa6 RBX: ff1100000d906ac0 RCX: 1ff40000000f0ee9 [ 38.952125][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906b7c [ 38.952323][ T880] RBP: ff1100000e374000 R08: 1fe2200001b20d71 R09: ff1100000abf2e80 [ 38.952532][ T880] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 38.952728][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e374000 [ 38.952931][ T880] FS: 00007fd61c687840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 38.953165][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.953332][ T880] CR2: 00007fd61c8917d0 CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.953546][ T880] PKRU: 55555554 [ 38.953645][ T880] Call Trace: [ 38.953743][ T880] [ 38.953813][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.953947][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.954080][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.954185][ T880] register_netdevice (net/core/dev.c:11488) [ 38.954321][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.954490][ T880] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.954628][ T880] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.954762][ T880] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.954896][ T880] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.955036][ T880] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.955171][ T880] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.955305][ T880] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.955536][ T880] ops_init (net/core/net_namespace.c:137) [ 38.955639][ T880] setup_net (net/core/net_namespace.c:446) [ 38.955750][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.955881][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.956013][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.956147][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.956281][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.956507][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.956648][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.956781][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.956915][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.957048][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.957182][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.957316][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.957541][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.957673][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.957808][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.957941][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.958072][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.958237][ T880] RIP: 0033:0x7fd61c949bcb [ 38.958462][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.958940][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.959139][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.959335][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.959624][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.959822][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.960022][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 38.962833][ T12] ------------[ cut here ]------------ | [ 38.962973][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 38.963212][ T12] Modules linked in: ip6_gre ip_gre gre | [ 38.963639][ T12] Tainted: [W]=WARN [ 38.963733][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.963886][ T12] Workqueue: netns cleanup_net [ 38.964018][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.964177][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.964627][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 38.964780][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d9071c0 RCX: 1ff4000000018ed5 [ 38.964961][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90727c [ 38.965143][ T12] RBP: ff1100000aa44000 R08: 1fe2200001b20e51 R09: ff11000001aed1d0 [ 38.965326][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 38.965510][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 38.965698][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 38.965910][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.966062][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 38.966244][ T12] PKRU: 55555554 [ 38.966335][ T12] Call Trace: [ 38.966486][ T12] [ 38.966559][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 38.966995][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 38.967149][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 38.967273][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 38.967445][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 38.967577][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 38.967699][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 38.967824][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 38.967947][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 38.968071][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 38.968204][ T12] cleanup_net (net/core/net_namespace.c:702) [ 38.968324][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 38.968493][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 38.968621][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 38.968741][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 38.968863][ T12] process_one_work (kernel/workqueue.c:3314) [ 38.968989][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 38.969110][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 38.969235][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 38.969421][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 38.969548][ T12] kthread (kernel/kthread.c:436) [ 38.969639][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.969793][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.969920][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.970045][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 38.970197][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.970317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 38.970488][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.976560][ T880] ------------[ cut here ]------------ | [ 38.976708][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/880 | [ 38.976937][ T880] Modules linked in: ip6_gre ip_gre gre | [ 38.977341][ T880] Tainted: [W]=WARN [ 38.977451][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.977626][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 38.977798][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 38.978267][ T880] RSP: 0018:ffa0000000787918 EFLAGS: 00010286 [ 38.978441][ T880] RAX: 00000000ffffffa6 RBX: ff1100000b62ec80 RCX: 1ff40000000f0ee9 [ 38.978648][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62ed3c [ 38.978845][ T880] RBP: ff11000009761000 R08: 1fe22000016c5da9 R09: ff1100000abf2e80 [ 38.979041][ T880] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 38.979238][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009761000 [ 38.979444][ T880] FS: 00007fd61c687840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 38.979679][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.979845][ T880] CR2: 000055f6a15ced5c CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 38.980046][ T880] PKRU: 55555554 [ 38.980145][ T880] Call Trace: [ 38.980244][ T880] [ 38.980313][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 38.980454][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 38.980593][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 38.980694][ T880] register_netdevice (net/core/dev.c:11488) [ 38.980828][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 38.980993][ T880] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 38.981128][ T880] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 38.981260][ T880] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 38.981397][ T880] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 38.981535][ T880] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 38.981667][ T880] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 38.981801][ T880] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 38.981934][ T880] ops_init (net/core/net_namespace.c:137) [ 38.982036][ T880] setup_net (net/core/net_namespace.c:446) [ 38.982136][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 38.982267][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 38.982408][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 38.982550][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 38.982685][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 38.982821][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 38.982956][ T880] ksys_unshare (kernel/fork.c:3243) [ 38.983087][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 38.983222][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 38.983360][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 38.983493][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 38.983633][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 38.983766][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 38.983897][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 38.984031][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 38.984165][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 38.984299][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.984471][ T880] RIP: 0033:0x7fd61c949bcb [ 38.984618][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 38.985088][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 38.985288][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 38.985490][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 38.985693][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 38.985890][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 38.986088][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 39.002544][ T880] ------------[ cut here ]------------ | [ 39.002718][ T880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/880 | [ 39.002949][ T880] Modules linked in: ip6_gre ip_gre gre | [ 39.003367][ T880] Tainted: [W]=WARN [ 39.003472][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.003651][ T880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.003827][ T880] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.004306][ T880] RSP: 0018:ffa0000000787a70 EFLAGS: 00010286 [ 39.004481][ T880] RAX: 00000000ffffffa6 RBX: ff1100000e21f700 RCX: 1ff40000000f0f14 [ 39.004686][ T880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f7bc [ 39.004888][ T880] RBP: ff1100000f949000 R08: 1fe2200001c43ef9 R09: ff1100000abf2e80 [ 39.005090][ T880] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 39.005290][ T880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f949000 [ 39.005495][ T880] FS: 00007fd61c687840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 39.005734][ T880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.005902][ T880] CR2: 000055f6a15ced5c CR3: 0000000004de9006 CR4: 0000000000771ef0 [ 39.006107][ T880] PKRU: 55555554 [ 39.006209][ T880] Call Trace: [ 39.006310][ T880] [ 39.006386][ T880] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.006529][ T880] ? notifier_call_chain (kernel/notifier.c:85) [ 39.006664][ T880] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.006767][ T880] register_netdevice (net/core/dev.c:11488) [ 39.006905][ T880] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 39.007076][ T880] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 39.007213][ T880] register_netdev (net/core/dev.c:11552) [ 39.007352][ T880] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 39.007500][ T880] ops_init (net/core/net_namespace.c:137) [ 39.007615][ T880] setup_net (net/core/net_namespace.c:446) [ 39.007718][ T880] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 39.007861][ T880] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 39.007996][ T880] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 39.008132][ T880] copy_net_ns (net/core/net_namespace.c:579) [ 39.008268][ T880] create_new_namespaces (kernel/nsproxy.c:132) [ 39.008460][ T880] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 39.008598][ T880] ksys_unshare (kernel/fork.c:3243) [ 39.008736][ T880] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 39.008871][ T880] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 39.009007][ T880] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 39.009144][ T880] ? __ia32_sys_open (fs/open.c:1374) [ 39.009283][ T880] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 39.009425][ T880] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 39.009565][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.009704][ T880] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.009838][ T880] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.009974][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.010140][ T880] RIP: 0033:0x7fd61c949bcb [ 39.010281][ T880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 39.010774][ T880] RSP: 002b:00007ffd6e680138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 39.010977][ T880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd61c949bcb [ 39.011178][ T880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 39.011384][ T880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 39.011591][ T880] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6e682360 [ 39.011793][ T880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6e683877 | [ 39.040077][ T881] ------------[ cut here ]------------ | [ 39.040280][ T881] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/881 | [ 39.040595][ T881] Modules linked in: ip6_gre ip_gre gre | [ 39.041153][ T881] Tainted: [W]=WARN [ 39.041307][ T881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.041554][ T881] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.041787][ T881] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.042325][ T881] RSP: 0018:ffa0000000786e30 EFLAGS: 00010286 [ 39.042576][ T881] RAX: 00000000ffffffa6 RBX: ff1100000fb28740 RCX: 1ff40000000f0d8c [ 39.042832][ T881] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb287fc [ 39.043090][ T881] RBP: ff1100000eaf1000 R08: 1fe2200001f65101 R09: ff1100000fe88b80 [ 39.043361][ T881] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 39.043630][ T881] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c933c08 [ 39.043889][ T881] FS: 00007fb43017e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 39.044181][ T881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.044418][ T881] CR2: 000000000042ebe0 CR3: 0000000009166001 CR4: 0000000000771ef0 [ 39.044686][ T881] PKRU: 55555554 [ 39.044843][ T881] Call Trace: [ 39.044998][ T881] [ 39.045122][ T881] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.045315][ T881] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.045484][ T881] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 39.045715][ T881] __dev_notify_flags (net/core/dev.c:9787) [ 39.045907][ T881] ? netif_change_name (net/core/dev.c:1495) [ 39.046096][ T881] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.046289][ T881] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.046493][ T881] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.046697][ T881] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 39.046889][ T881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.047079][ T881] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 39.047271][ T881] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 39.047471][ T881] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 39.047674][ T881] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 39.047867][ T881] veth_newlink (drivers/net/veth.c:1871) [ 39.048060][ T881] ? veth_poll_controller (drivers/net/veth.c:1470) [ 39.048248][ T881] ? kasan_save_stack (mm/kasan/common.c:57) [ 39.048450][ T881] ? kasan_save_track (mm/kasan/common.c:78) [ 39.048648][ T881] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 39.048854][ T881] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 39.049042][ T881] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 39.049236][ T881] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 39.049436][ T881] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 39.049636][ T881] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 39.049828][ T881] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 39.050021][ T881] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 39.050211][ T881] ? __dev_get_by_name (net/core/dev.c:883) [ 39.050414][ T881] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 39.050625][ T881] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 39.050820][ T881] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.051012][ T881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.051214][ T881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.051419][ T881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.051617][ T881] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.051806][ T881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.052000][ T881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.052193][ T881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.052395][ T881] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.052595][ T881] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.052784][ T881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.052972][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.053162][ T881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.053363][ T881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.053563][ T881] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.053751][ T881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.053939][ T881] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.054132][ T881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.054321][ T881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.054535][ T881] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.054727][ T881] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.054914][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.055109][ T881] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.055301][ T881] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.055505][ T881] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.055706][ T881] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.055897][ T881] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.056086][ T881] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.056307][ T881] ? move_addr_to_kernel (net/socket.c:258) [ 39.056515][ T881] ___sys_sendmsg (net/socket.c:2752) [ 39.056773][ T881] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.057041][ T881] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.057477][ T881] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 39.057684][ T881] __sys_sendmsg (net/socket.c:2784) [ 39.057881][ T881] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.058083][ T881] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 39.058280][ T881] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.058491][ T881] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.058697][ T881] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.058957][ T881] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.059153][ T881] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.059414][ T881] RIP: 0033:0x7fb4303b808e [ 39.059620][ T881] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.060156][ T881] RSP: 002b:00007ffdcf378890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.063677][ T881] RAX: ffffffffffffffda RBX: 00007ffdcf379040 RCX: 00007fb4303b808e [ 39.063938][ T881] RDX: 0000000000000000 RSI: 00007ffdcf378940 RDI: 0000000000000005 [ 39.064194][ T881] RBP: 00007ffdcf3788a0 R08: 0000000000000000 R09: 0000000000000000 [ 39.064462][ T881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.064728][ T881] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcf379000 | [ 39.080446][ T881] ------------[ cut here ]------------ | [ 39.080606][ T881] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/881 | [ 39.080867][ T881] Modules linked in: ip6_gre ip_gre gre | [ 39.081285][ T881] Tainted: [W]=WARN [ 39.081395][ T881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.081570][ T881] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.081746][ T881] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.082232][ T881] RSP: 0018:ffa00000007871b0 EFLAGS: 00010286 [ 39.082413][ T881] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff40000000f0dfc [ 39.082624][ T881] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 39.082828][ T881] RBP: ff1100000a37c000 R08: 1fe22000016c6cc9 R09: ff1100000fe88b80 [ 39.083034][ T881] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 39.083237][ T881] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 39.083450][ T881] FS: 00007fb43017e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.083696][ T881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.083868][ T881] CR2: 00007fd61c8917d0 CR3: 0000000009166001 CR4: 0000000000771ef0 [ 39.084072][ T881] PKRU: 55555554 [ 39.084174][ T881] Call Trace: [ 39.084279][ T881] [ 39.084356][ T881] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.084494][ T881] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.084604][ T881] __dev_notify_flags (net/core/dev.c:9787) [ 39.084742][ T881] ? netif_change_name (net/core/dev.c:1495) [ 39.084882][ T881] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 39.085020][ T881] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 39.085160][ T881] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 39.085298][ T881] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 39.085443][ T881] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 39.085588][ T881] ? __dev_get_by_name (net/core/dev.c:883) [ 39.085724][ T881] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 39.085867][ T881] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 39.086011][ T881] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.086151][ T881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.086287][ T881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.086429][ T881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.086575][ T881] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.086710][ T881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.086852][ T881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.086989][ T881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.087124][ T881] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.087262][ T881] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.087406][ T881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.087548][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.087687][ T881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.087824][ T881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.087961][ T881] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.088097][ T881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.088235][ T881] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.088380][ T881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.088522][ T881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.088660][ T881] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.088803][ T881] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.088939][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.089076][ T881] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.089215][ T881] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.089360][ T881] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.089500][ T881] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.089643][ T881] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.089778][ T881] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.089949][ T881] ? move_addr_to_kernel (net/socket.c:258) [ 39.090090][ T881] ___sys_sendmsg (net/socket.c:2752) [ 39.090226][ T881] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.090370][ T881] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.090550][ T881] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 39.090687][ T881] __sys_sendmsg (net/socket.c:2784) [ 39.090824][ T881] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.090967][ T881] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 39.091102][ T881] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.091239][ T881] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.091382][ T881] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.091524][ T881] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.091661][ T881] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.091828][ T881] RIP: 0033:0x7fb4303b808e [ 39.091972][ T881] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.092457][ T881] RSP: 002b:00007ffdcf378890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.092667][ T881] RAX: ffffffffffffffda RBX: 00007ffdcf379040 RCX: 00007fb4303b808e [ 39.092871][ T881] RDX: 0000000000000000 RSI: 00007ffdcf378940 RDI: 0000000000000005 [ 39.093072][ T881] RBP: 00007ffdcf3788a0 R08: 0000000000000000 R09: 0000000000000000 [ 39.093274][ T881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.093483][ T881] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcf379000 | [ 39.128745][ T882] ------------[ cut here ]------------ | [ 39.128902][ T882] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/882 | [ 39.129129][ T882] Modules linked in: ip6_gre ip_gre gre | [ 39.129789][ T882] Tainted: [W]=WARN [ 39.129903][ T882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.130071][ T882] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.130244][ T882] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.130796][ T882] RSP: 0018:ffa0000000757020 EFLAGS: 00010286 [ 39.130964][ T882] RAX: 00000000ffffffa6 RBX: ff1100000a212740 RCX: 1ff40000000eadca [ 39.131159][ T882] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2127fc [ 39.131434][ T882] RBP: ff1100000a37c000 R08: 1fe2200001442501 R09: ff1100000fcb8b58 [ 39.131640][ T882] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 39.131907][ T882] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 39.132106][ T882] FS: 00007f7aa574d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 39.132338][ T882] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.132603][ T882] CR2: 000000002713d988 CR3: 000000000a15f001 CR4: 0000000000771ef0 [ 39.132803][ T882] PKRU: 55555554 [ 39.132904][ T882] Call Trace: [ 39.133010][ T882] [ 39.133078][ T882] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.133213][ T882] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.133315][ T882] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 39.133537][ T882] __dev_notify_flags (net/core/dev.c:9787) [ 39.133673][ T882] ? netif_change_name (net/core/dev.c:1495) [ 39.133812][ T882] ? __dev_change_flags (net/core/dev.c:9752) [ 39.133946][ T882] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 39.134077][ T882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.134208][ T882] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 39.134343][ T882] netif_change_flags (net/core/dev.c:9820) [ 39.134570][ T882] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 39.134702][ T882] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 39.134836][ T882] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 39.134970][ T882] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 39.135134][ T882] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.135270][ T882] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.135451][ T882] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 39.135589][ T882] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.135722][ T882] ? __kernel_text_address (kernel/extable.c:79) [ 39.135853][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.135987][ T882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.136118][ T882] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.136250][ T882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.136387][ T882] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.136527][ T882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.136659][ T882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.136791][ T882] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 39.136922][ T882] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 39.137054][ T882] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 39.137186][ T882] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.137319][ T882] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 39.137460][ T882] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 39.137601][ T882] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.137733][ T882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.137864][ T882] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.137995][ T882] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.138128][ T882] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.138259][ T882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.138396][ T882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.138533][ T882] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.138664][ T882] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.138796][ T882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.138928][ T882] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.139060][ T882] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.139199][ T882] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.139331][ T882] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.139475][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.139620][ T882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.139749][ T882] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.139881][ T882] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.140013][ T882] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.140150][ T882] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.140285][ T882] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.140422][ T882] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.140564][ T882] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.140699][ T882] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.140832][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.140967][ T882] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.141100][ T882] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.141233][ T882] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.141373][ T882] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.141507][ T882] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.141656][ T882] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.141821][ T882] ? move_addr_to_kernel (net/socket.c:258) [ 39.141954][ T882] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.142085][ T882] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.142218][ T882] ___sys_sendmsg (net/socket.c:2752) [ 39.142354][ T882] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 39.142524][ T882] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.142669][ T882] __sys_sendmsg (net/socket.c:2784) [ 39.142801][ T882] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.142934][ T882] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 39.143101][ T882] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 39.143234][ T882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.143373][ T882] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.143506][ T882] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.143650][ T882] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.143783][ T882] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.143945][ T882] RIP: 0033:0x7f7aa598708e [ 39.144081][ T882] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.144565][ T882] RSP: 002b:00007ffe65eb04a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.144762][ T882] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7aa598708e [ 39.144959][ T882] RDX: 0000000000000000 RSI: 00007ffe65eb0550 RDI: 0000000000000005 [ 39.145154][ T882] RBP: 00007ffe65eb04b0 R08: 0000000000000000 R09: 0000000000000000 [ 39.145355][ T882] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.145557][ T882] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe65eb0c20 | [ 39.180953][ T883] ------------[ cut here ]------------ | [ 39.181135][ T883] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/883 | [ 39.181435][ T883] Modules linked in: ip6_gre ip_gre gre | [ 39.181961][ T883] Tainted: [W]=WARN [ 39.182110][ T883] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.182328][ T883] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.182576][ T883] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.183097][ T883] RSP: 0018:ffa0000000797020 EFLAGS: 00010286 [ 39.183318][ T883] RAX: 00000000ffffffa6 RBX: ff1100000d7e31c0 RCX: 1ff40000000f2dca [ 39.183593][ T883] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e327c [ 39.183843][ T883] RBP: ff1100000eaf1000 R08: 1fe2200001afc651 R09: ff1100000eded158 [ 39.184091][ T883] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 39.184337][ T883] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 39.184608][ T883] FS: 00007fb9fcfb7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 39.184890][ T883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.185108][ T883] CR2: 000000003f38b988 CR3: 00000000100dd005 CR4: 0000000000771ef0 [ 39.185369][ T883] PKRU: 55555554 [ 39.185528][ T883] Call Trace: [ 39.185678][ T883] [ 39.185796][ T883] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.185980][ T883] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.186132][ T883] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 39.186312][ T883] __dev_notify_flags (net/core/dev.c:9787) [ 39.186511][ T883] ? netif_change_name (net/core/dev.c:1495) [ 39.186702][ T883] ? __dev_change_flags (net/core/dev.c:9752) [ 39.186887][ T883] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 39.187069][ T883] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.187253][ T883] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 39.187451][ T883] netif_change_flags (net/core/dev.c:9820) [ 39.187645][ T883] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 39.187829][ T883] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 39.188013][ T883] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 39.188195][ T883] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 39.188423][ T883] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.188617][ T883] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.188801][ T883] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 39.188983][ T883] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.189167][ T883] ? __kernel_text_address (kernel/extable.c:79) [ 39.189364][ T883] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.189559][ T883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.189746][ T883] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.189934][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.190120][ T883] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.190303][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.190502][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.190697][ T883] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 39.190882][ T883] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 39.191065][ T883] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 39.191251][ T883] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.191449][ T883] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 39.191644][ T883] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 39.191830][ T883] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.192017][ T883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.192199][ T883] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.192396][ T883] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.192591][ T883] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.192773][ T883] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.192961][ T883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.193144][ T883] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.193330][ T883] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.193537][ T883] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.193724][ T883] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.193908][ T883] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.194098][ T883] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.194284][ T883] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.194483][ T883] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.194675][ T883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.194858][ T883] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.195045][ T883] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.195230][ T883] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.195431][ T883] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.195631][ T883] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.195814][ T883] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.196002][ T883] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.196190][ T883] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.196389][ T883] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.196585][ T883] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.196772][ T883] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.196957][ T883] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.197147][ T883] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.197334][ T883] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.197546][ T883] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.197763][ T883] ? move_addr_to_kernel (net/socket.c:258) [ 39.197950][ T883] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.198135][ T883] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.198320][ T883] ___sys_sendmsg (net/socket.c:2752) [ 39.198528][ T883] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 39.198745][ T883] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.198944][ T883] __sys_sendmsg (net/socket.c:2784) [ 39.199129][ T883] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.199311][ T883] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 39.199545][ T883] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 39.199732][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.199918][ T883] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.200103][ T883] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.200287][ T883] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.200486][ T883] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.200712][ T883] RIP: 0033:0x7fb9fd1f108e [ 39.200904][ T883] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.201444][ T883] RSP: 002b:00007ffd1a3c2320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.201700][ T883] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb9fd1f108e [ 39.201949][ T883] RDX: 0000000000000000 RSI: 00007ffd1a3c23d0 RDI: 0000000000000005 [ 39.202201][ T883] RBP: 00007ffd1a3c2330 R08: 0000000000000000 R09: 0000000000000000 [ 39.202465][ T883] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.202732][ T883] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a3c2aa0 | [ 39.205199][ T101] ------------[ cut here ]------------ | [ 39.205329][ T101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/101 | [ 39.205589][ T101] Modules linked in: ip6_gre ip_gre gre | [ 39.205997][ T101] Tainted: [W]=WARN [ 39.206094][ T101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.206247][ T101] Workqueue: events_unbound linkwatch_event [ 39.206414][ T101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.206582][ T101] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.207022][ T101] RSP: 0018:ffa00000006679e0 EFLAGS: 00010286 [ 39.207182][ T101] RAX: 00000000ffffffa6 RBX: ff1100000d7e3540 RCX: 1ff40000000ccf02 [ 39.207374][ T101] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e35fc [ 39.207563][ T101] RBP: ff1100000a37c000 R08: 1fe2200001afc6c1 R09: ff110000098551a8 [ 39.207746][ T101] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 39.207927][ T101] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.208111][ T101] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.208328][ T101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.208491][ T101] CR2: 000055f6c13a8528 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 39.208677][ T101] PKRU: 55555554 [ 39.208768][ T101] Call Trace: [ 39.208858][ T101] [ 39.208921][ T101] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.209043][ T101] ? notifier_call_chain (kernel/notifier.c:85) [ 39.209164][ T101] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.209259][ T101] netif_state_change (net/core/dev.c:1605) [ 39.209387][ T101] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.209545][ T101] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 39.209666][ T101] __linkwatch_run_queue (net/core/link_watch.c:240) [ 39.209787][ T101] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.209910][ T101] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 39.210031][ T101] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 39.210153][ T101] process_one_work (kernel/workqueue.c:3314) [ 39.210278][ T101] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.210406][ T101] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.210544][ T101] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.210668][ T101] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.210789][ T101] kthread (kernel/kthread.c:436) [ 39.210880][ T101] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.211031][ T101] ? kthread_affine_node (kernel/kthread.c:378) [ 39.211153][ T101] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.211274][ T101] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.211429][ T101] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.211553][ T101] ? kthread_affine_node (kernel/kthread.c:378) [ 39.211673][ T101] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.263428][ T885] ------------[ cut here ]------------ | [ 39.263636][ T885] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/885 | [ 39.266113][ T885] Modules linked in: ip6_gre ip_gre gre | [ 39.266751][ T885] Tainted: [W]=WARN [ 39.266912][ T885] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.267143][ T885] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.267381][ T885] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.267910][ T885] RSP: 0018:ffa0000000797150 EFLAGS: 00010286 [ 39.268127][ T885] RAX: 00000000ffffffa6 RBX: ff1100001077b000 RCX: 1ff40000000f2df0 [ 39.268646][ T885] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077b0bc [ 39.268890][ T885] RBP: ff1100000eaf1000 R08: 1fe22000020ef619 R09: ff1100000edeae58 [ 39.269135][ T885] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 39.269395][ T885] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbf58c0 [ 39.269821][ T885] FS: 00007fb57870f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 39.270103][ T885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.270317][ T885] CR2: 00000000004ebb28 CR3: 00000000100dd001 CR4: 0000000000771ef0 [ 39.270590][ T885] PKRU: 55555554 [ 39.270739][ T885] Call Trace: [ 39.270888][ T885] [ 39.271008][ T885] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.271193][ T885] ? notifier_call_chain (kernel/notifier.c:85) [ 39.271388][ T885] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.271550][ T885] netif_state_change (net/core/dev.c:1605) [ 39.271737][ T885] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.271950][ T885] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 39.272169][ T885] linkwatch_sync_dev (net/core/link_watch.c:295) [ 39.272368][ T885] rtnl_getlink (net/core/rtnetlink.c:4273) [ 39.272558][ T885] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.272738][ T885] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.272922][ T885] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 39.273108][ T885] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.273289][ T885] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.273486][ T885] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.273693][ T885] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.273874][ T885] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.274061][ T885] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.274241][ T885] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.274444][ T885] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.274637][ T885] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.274821][ T885] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 39.275004][ T885] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.275185][ T885] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.275383][ T885] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.275579][ T885] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.275762][ T885] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.275942][ T885] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.276126][ T885] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.276308][ T885] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.276539][ T885] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.276725][ T885] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.276909][ T885] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.277094][ T885] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.277278][ T885] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.277474][ T885] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.277668][ T885] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.277851][ T885] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.278040][ T885] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.278226][ T885] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.278425][ T885] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.278616][ T885] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.278828][ T885] ? move_addr_to_kernel (net/socket.c:258) [ 39.279010][ T885] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.279194][ T885] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 39.279423][ T885] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.279619][ T885] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 39.279833][ T885] ___sys_sendmsg (net/socket.c:2752) [ 39.280015][ T885] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.280197][ T885] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.280401][ T885] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 39.280590][ T885] ? do_getsockname (net/socket.c:2192) [ 39.280775][ T885] __sys_sendmsg (net/socket.c:2784) [ 39.280958][ T885] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.281147][ T885] ? __sys_getsockname (net/socket.c:2210) [ 39.281328][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.281531][ T885] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.281713][ T885] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.281894][ T885] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.282079][ T885] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.282292][ T885] RIP: 0033:0x7fb57894908e [ 39.282493][ T885] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.283013][ T885] RSP: 002b:00007ffd8f672880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.283261][ T885] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb57894908e [ 39.283532][ T885] RDX: 0000000000000000 RSI: 00007ffd8f672930 RDI: 0000000000000006 [ 39.283779][ T885] RBP: 00007ffd8f672890 R08: 0000000000000000 R09: 0000000000000000 [ 39.284021][ T885] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.284263][ T885] R13: 00007ffd8f6729e0 R14: 000000000000000d R15: 00007ffd8f67487a | [ 39.378734][ T888] ------------[ cut here ]------------ | [ 39.378963][ T888] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/888 | [ 39.379249][ T888] Modules linked in: ip6_gre ip_gre gre | [ 39.379880][ T888] Tainted: [W]=WARN [ 39.380038][ T888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.380260][ T888] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.380502][ T888] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.381040][ T888] RSP: 0018:ffa00000007e71b0 EFLAGS: 00010286 [ 39.381281][ T888] RAX: 00000000ffffffa6 RBX: ff1100000bd27c40 RCX: 1ff40000000fcdfc [ 39.381644][ T888] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27cfc [ 39.381979][ T888] RBP: ff1100000fbac000 R08: 1fe22000017a4fa1 R09: ff110000097c2e80 [ 39.382285][ T888] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 39.382688][ T888] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 39.383035][ T888] FS: 00007f4355103840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 39.383432][ T888] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.383689][ T888] CR2: 00007f43552fc460 CR3: 000000000fc69002 CR4: 0000000000771ef0 [ 39.383944][ T888] PKRU: 55555554 [ 39.384111][ T888] Call Trace: [ 39.384265][ T888] [ 39.384401][ T888] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.384601][ T888] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.384758][ T888] __dev_notify_flags (net/core/dev.c:9787) [ 39.384960][ T888] ? netif_change_name (net/core/dev.c:1495) [ 39.385157][ T888] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.385362][ T888] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 39.385603][ T888] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 39.385793][ T888] ? nla_strscpy (lib/nlattr.c:795) [ 39.385986][ T888] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 39.386177][ T888] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 39.386377][ T888] ? __dev_get_by_name (net/core/dev.c:883) [ 39.386575][ T888] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 39.386769][ T888] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 39.386973][ T888] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.387163][ T888] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.387362][ T888] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.387557][ T888] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.387751][ T888] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.387950][ T888] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.388143][ T888] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.388359][ T888] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.388556][ T888] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.388746][ T888] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.388933][ T888] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.389120][ T888] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.389311][ T888] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.389508][ T888] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.389708][ T888] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.389895][ T888] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.390083][ T888] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.390274][ T888] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.390493][ T888] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.390695][ T888] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.390886][ T888] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.391076][ T888] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.391266][ T888] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.391469][ T888] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.391666][ T888] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.391856][ T888] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.392359][ T888] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.392576][ T888] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.392812][ T888] ? move_addr_to_kernel (net/socket.c:258) [ 39.393006][ T888] ___sys_sendmsg (net/socket.c:2752) [ 39.393195][ T888] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.393404][ T888] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.393609][ T888] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 39.393806][ T888] __sys_sendmsg (net/socket.c:2784) [ 39.393995][ T888] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.394197][ T888] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.394398][ T888] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.394597][ T888] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.394784][ T888] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.394972][ T888] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.395159][ T888] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.395392][ T888] RIP: 0033:0x7f435533d08e [ 39.395619][ T888] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.396149][ T888] RSP: 002b:00007fff93466ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.396427][ T888] RAX: ffffffffffffffda RBX: 00007fff93467290 RCX: 00007f435533d08e [ 39.396712][ T888] RDX: 0000000000000000 RSI: 00007fff93466b90 RDI: 0000000000000005 [ 39.396967][ T888] RBP: 00007fff93466af0 R08: 0000000000000000 R09: 0000000000000000 [ 39.397220][ T888] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.397514][ T888] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff93467260 | [ 39.431949][ T889] ------------[ cut here ]------------ | [ 39.432117][ T889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/889 | [ 39.432360][ T889] Modules linked in: ip6_gre ip_gre gre | [ 39.432805][ T889] Tainted: [W]=WARN [ 39.432908][ T889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.433079][ T889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.433256][ T889] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.433745][ T889] RSP: 0018:ffa00000007e71b0 EFLAGS: 00010286 [ 39.433926][ T889] RAX: 00000000ffffffa6 RBX: ff11000010453a80 RCX: 1ff40000000fcdfc [ 39.434128][ T889] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010453b3c [ 39.434329][ T889] RBP: ff1100000fbf9000 R08: 1fe220000208a769 R09: ff1100000eaad180 [ 39.434543][ T889] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 39.434744][ T889] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 39.434949][ T889] FS: 00007f8c0054c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.435187][ T889] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.435362][ T889] CR2: 00007f8c00826cb0 CR3: 0000000009101005 CR4: 0000000000771ef0 [ 39.435576][ T889] PKRU: 55555554 [ 39.435690][ T889] Call Trace: [ 39.435816][ T889] [ 39.435886][ T889] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.436023][ T889] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.436126][ T889] __dev_notify_flags (net/core/dev.c:9787) [ 39.436263][ T889] ? netif_change_name (net/core/dev.c:1495) [ 39.436405][ T889] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.436548][ T889] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 39.436687][ T889] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 39.436834][ T889] ? nla_strscpy (lib/nlattr.c:795) [ 39.436992][ T889] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 39.437133][ T889] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 39.437268][ T889] ? __dev_get_by_name (net/core/dev.c:883) [ 39.437410][ T889] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 39.437564][ T889] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 39.437705][ T889] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.437856][ T889] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.438004][ T889] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.438143][ T889] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.438278][ T889] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.438418][ T889] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.438565][ T889] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.438702][ T889] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.438838][ T889] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.438984][ T889] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.439118][ T889] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.439252][ T889] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.439395][ T889] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.439537][ T889] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.439675][ T889] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.439809][ T889] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.439944][ T889] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.440082][ T889] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.440217][ T889] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.440360][ T889] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.440530][ T889] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.440668][ T889] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.440971][ T889] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.441108][ T889] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.441245][ T889] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.441393][ T889] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.441532][ T889] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.441666][ T889] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.441836][ T889] ? move_addr_to_kernel (net/socket.c:258) [ 39.441978][ T889] ___sys_sendmsg (net/socket.c:2752) [ 39.442114][ T889] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.442248][ T889] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.442399][ T889] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 39.442545][ T889] __sys_sendmsg (net/socket.c:2784) [ 39.442680][ T889] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.442832][ T889] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.442971][ T889] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.443106][ T889] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.443241][ T889] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.443380][ T889] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.443516][ T889] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.443691][ T889] RIP: 0033:0x7f8c0078608e [ 39.443831][ T889] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.444329][ T889] RSP: 002b:00007ffdd87814e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.444580][ T889] RAX: ffffffffffffffda RBX: 00007ffdd8781c90 RCX: 00007f8c0078608e [ 39.444781][ T889] RDX: 0000000000000000 RSI: 00007ffdd8781590 RDI: 0000000000000005 [ 39.444983][ T889] RBP: 00007ffdd87814f0 R08: 0000000000000000 R09: 0000000000000000 [ 39.445186][ T889] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.445396][ T889] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd8781c60 | [ 39.476570][ T890] ------------[ cut here ]------------ | [ 39.476777][ T890] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/890 | [ 39.477056][ T890] Modules linked in: ip6_gre ip_gre gre | [ 39.477589][ T890] Tainted: [W]=WARN [ 39.477741][ T890] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.477975][ T890] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.478201][ T890] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.478740][ T890] RSP: 0018:ffa00000007f7020 EFLAGS: 00010286 [ 39.478959][ T890] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff40000000fedca [ 39.479207][ T890] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 39.479465][ T890] RBP: ff1100000fbac000 R08: 1fe22000004f16f9 R09: ff1100000eaaae58 [ 39.479721][ T890] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 39.479986][ T890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 39.480533][ T890] FS: 00007f72d22a2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 39.480816][ T890] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.481036][ T890] CR2: 00007f72d25721a0 CR3: 000000000fc69004 CR4: 0000000000771ef0 [ 39.481286][ T890] PKRU: 55555554 [ 39.481449][ T890] Call Trace: [ 39.481605][ T890] [ 39.481731][ T890] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.481919][ T890] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.482074][ T890] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 39.482257][ T890] __dev_notify_flags (net/core/dev.c:9787) [ 39.482463][ T890] ? netif_change_name (net/core/dev.c:1495) [ 39.482657][ T890] ? __dev_change_flags (net/core/dev.c:9752) [ 39.482841][ T890] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 39.483027][ T890] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.483213][ T890] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 39.483415][ T890] netif_change_flags (net/core/dev.c:9820) [ 39.483606][ T890] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 39.483791][ T890] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 39.483978][ T890] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 39.484164][ T890] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 39.484396][ T890] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.484590][ T890] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.484775][ T890] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 39.484980][ T890] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.485165][ T890] ? __kernel_text_address (kernel/extable.c:79) [ 39.485364][ T890] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.485561][ T890] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.485746][ T890] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.485932][ T890] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.486117][ T890] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.486299][ T890] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.486501][ T890] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.486697][ T890] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 39.486883][ T890] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 39.487072][ T890] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 39.487259][ T890] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.487459][ T890] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 39.487658][ T890] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 39.487847][ T890] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.488034][ T890] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.488218][ T890] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.488416][ T890] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.488612][ T890] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.488797][ T890] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.488984][ T890] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.489167][ T890] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.489368][ T890] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.489561][ T890] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.489753][ T890] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.489943][ T890] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.490129][ T890] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.490495][ T890] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.490701][ T890] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.490888][ T890] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.491071][ T890] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.491259][ T890] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.491455][ T890] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.491652][ T890] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.491840][ T890] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.492024][ T890] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.492212][ T890] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.492413][ T890] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.492604][ T890] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.492794][ T890] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.492982][ T890] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.493170][ T890] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.493372][ T890] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.493565][ T890] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.493748][ T890] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.493965][ T890] ? move_addr_to_kernel (net/socket.c:258) [ 39.494152][ T890] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.494337][ T890] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.494547][ T890] ___sys_sendmsg (net/socket.c:2752) [ 39.494733][ T890] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 39.494971][ T890] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.495174][ T890] __sys_sendmsg (net/socket.c:2784) [ 39.495373][ T890] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.495563][ T890] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 39.495783][ T890] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 39.495971][ T890] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.496195][ T890] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.496394][ T890] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.496588][ T890] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.496773][ T890] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.496989][ T890] RIP: 0033:0x7f72d24dc08e [ 39.497179][ T890] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.497728][ T890] RSP: 002b:00007ffc218f37f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.497983][ T890] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f72d24dc08e [ 39.498231][ T890] RDX: 0000000000000000 RSI: 00007ffc218f38a0 RDI: 0000000000000005 [ 39.498496][ T890] RBP: 00007ffc218f3800 R08: 0000000000000000 R09: 0000000000000000 [ 39.498752][ T890] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.499001][ T890] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc218f3f70 | [ 39.530797][ T891] ------------[ cut here ]------------ | [ 39.530954][ T891] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/891 | [ 39.531184][ T891] Modules linked in: ip6_gre ip_gre gre | [ 39.531602][ T891] Tainted: [W]=WARN [ 39.531701][ T891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.531870][ T891] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.532044][ T891] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.532542][ T891] RSP: 0018:ffa0000000807020 EFLAGS: 00010286 [ 39.532709][ T891] RAX: 00000000ffffffa6 RBX: ff1100000bf97380 RCX: 1ff4000000100dca [ 39.532910][ T891] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9743c [ 39.533108][ T891] RBP: ff1100000fbf9000 R08: 1fe22000017f2e89 R09: ff1100000eaa8b58 [ 39.533304][ T891] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 39.533515][ T891] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 39.533782][ T891] FS: 00007f9bd6c03840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 39.534017][ T891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.534183][ T891] CR2: 000000000efac988 CR3: 0000000005938006 CR4: 0000000000771ef0 [ 39.534388][ T891] PKRU: 55555554 [ 39.534489][ T891] Call Trace: [ 39.534596][ T891] [ 39.534665][ T891] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.534804][ T891] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.534906][ T891] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 39.535037][ T891] __dev_notify_flags (net/core/dev.c:9787) [ 39.535172][ T891] ? netif_change_name (net/core/dev.c:1495) [ 39.535305][ T891] ? __dev_change_flags (net/core/dev.c:9752) [ 39.535723][ T891] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 39.535860][ T891] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.535992][ T891] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 39.536131][ T891] netif_change_flags (net/core/dev.c:9820) [ 39.536273][ T891] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 39.536418][ T891] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 39.536562][ T891] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 39.536696][ T891] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 39.536861][ T891] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.536993][ T891] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.537126][ T891] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 39.537258][ T891] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.537395][ T891] ? __kernel_text_address (kernel/extable.c:79) [ 39.537533][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.537668][ T891] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.537799][ T891] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.537932][ T891] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.538066][ T891] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.538197][ T891] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.538333][ T891] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.538473][ T891] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 39.538611][ T891] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 39.538742][ T891] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 39.538877][ T891] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 39.539011][ T891] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 39.539147][ T891] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 39.539283][ T891] rtnl_newlink (net/core/rtnetlink.c:4150) [ 39.539423][ T891] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.539560][ T891] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.539693][ T891] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.539846][ T891] ? mark_usage (kernel/locking/lockdep.c:4674) [ 39.539976][ T891] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.540120][ T891] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.540254][ T891] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.540393][ T891] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.540532][ T891] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.540667][ T891] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 39.540801][ T891] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 39.540935][ T891] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.541539][ T891] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.541673][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.541820][ T891] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.541952][ T891] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 39.542085][ T891] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 39.542218][ T891] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.542356][ T891] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.542493][ T891] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 39.542800][ T891] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 39.542935][ T891] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.543086][ T891] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.543223][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 39.543362][ T891] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 39.543499][ T891] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 39.543642][ T891] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 39.543778][ T891] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 39.543910][ T891] ? copy_msghdr_from_user (net/socket.c:2635) [ 39.544043][ T891] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 39.544207][ T891] ? move_addr_to_kernel (net/socket.c:258) [ 39.544341][ T891] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 39.544480][ T891] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 39.544620][ T891] ___sys_sendmsg (net/socket.c:2752) [ 39.544755][ T891] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 39.544920][ T891] ? copy_msghdr_from_user (net/socket.c:2603) [ 39.545064][ T891] __sys_sendmsg (net/socket.c:2784) [ 39.545196][ T891] ? __sys_sendmsg_sock (net/socket.c:2765) [ 39.545328][ T891] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 39.545498][ T891] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 39.545636][ T891] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.545768][ T891] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 39.545904][ T891] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 39.546036][ T891] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 39.546168][ T891] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.546332][ T891] RIP: 0033:0x7f9bd6e3d08e [ 39.546477][ T891] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.546953][ T891] RSP: 002b:00007ffef25e8e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.547154][ T891] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9bd6e3d08e [ 39.547354][ T891] RDX: 0000000000000000 RSI: 00007ffef25e8ef0 RDI: 0000000000000005 [ 39.547577][ T891] RBP: 00007ffef25e8e50 R08: 0000000000000000 R09: 0000000000000000 [ 39.547778][ T891] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfd9 [ 39.547976][ T891] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef25e95c0 | [ 39.913100][ T12] ------------[ cut here ]------------ | [ 39.913270][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 39.913542][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.913962][ T12] Tainted: [W]=WARN [ 39.914055][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.914210][ T12] Workqueue: netns cleanup_net [ 39.914734][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.914904][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.915355][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 39.915511][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32c80 RCX: 1ff4000000018ec7 [ 39.915701][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32d3c [ 39.915892][ T12] RBP: ff1100000fbac000 R08: 1fe22000019c65a9 R09: ff11000001aed1d0 [ 39.916075][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 39.916263][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 39.916459][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.916683][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.916841][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 39.917028][ T12] PKRU: 55555554 [ 39.917121][ T12] Call Trace: [ 39.917215][ T12] [ 39.917306][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 39.917442][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 39.917544][ T12] netif_close_many (net/core/dev.c:1804) [ 39.917672][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 39.917796][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 39.917950][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 39.918108][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 39.918234][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.918392][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.918526][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.918652][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.918777][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.918901][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.919027][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.919150][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.919278][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.919415][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.919549][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.920108][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.920232][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.920362][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.920487][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.920622][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.920751][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.920875][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.921004][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.921135][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.921260][ T12] kthread (kernel/kthread.c:436) [ 39.921360][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.921523][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.921654][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.921782][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.921936][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.922061][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.922189][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.924382][ T12] ------------[ cut here ]------------ | [ 39.924578][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 39.924970][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.925436][ T12] Tainted: [W]=WARN [ 39.925536][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.925687][ T12] Workqueue: netns cleanup_net [ 39.925812][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.925970][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.926412][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 39.926570][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce323c0 RCX: 1ff4000000018eed [ 39.926748][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3247c [ 39.926927][ T12] RBP: ff1100000ff81000 R08: 1fe22000019c6491 R09: ff11000001aed1d0 [ 39.927107][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 39.927287][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.927661][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.927886][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.928041][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 39.928227][ T12] PKRU: 55555554 [ 39.928319][ T12] Call Trace: [ 39.928416][ T12] [ 39.928481][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 39.928641][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.928802][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.928925][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.929045][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.929163][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.929283][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.929412][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.929540][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.929662][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.929786][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.929921][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.930044][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.930167][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.930290][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.930420][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.930556][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.930676][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.930800][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.930923][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.931043][ T12] kthread (kernel/kthread.c:436) [ 39.931137][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.931287][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.931418][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.931552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.931776][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.931896][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.932017][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.937327][ T12] ------------[ cut here ]------------ | [ 39.937488][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 39.937762][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.938158][ T12] Tainted: [W]=WARN [ 39.938249][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.938406][ T12] Workqueue: netns cleanup_net [ 39.938536][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.938693][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.939144][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 39.939295][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce331c0 RCX: 1ff4000000018eed [ 39.939486][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3327c [ 39.939690][ T12] RBP: ff1100000fbac000 R08: 1fe22000019c6651 R09: ff11000001aed1d0 [ 39.939873][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 39.940051][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.940252][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.940465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.940620][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 39.940802][ T12] PKRU: 55555554 [ 39.940892][ T12] Call Trace: [ 39.940980][ T12] [ 39.941043][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 39.941195][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.941342][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.941995][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.942117][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.942236][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.942404][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.942544][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.942668][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.942799][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.942920][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.943040][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.943158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.943281][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.943456][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.943586][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.943710][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.943828][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.943951][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.944124][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.944261][ T12] kthread (kernel/kthread.c:436) [ 39.944401][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.944559][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.944683][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.944801][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.944951][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.945071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.945202][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.948156][ T12] ------------[ cut here ]------------ | [ 39.948293][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 39.948549][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.948945][ T12] Tainted: [W]=WARN [ 39.949040][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.949200][ T12] Workqueue: netns cleanup_net [ 39.949327][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.949570][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.950000][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 39.950150][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50c80 RCX: 1ff4000000018eed [ 39.950548][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50d3c [ 39.950740][ T12] RBP: ff1100000eaf4000 R08: 1fe22000019ea1a9 R09: ff11000001aed1d0 [ 39.950917][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 39.951094][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.951281][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 39.951545][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.951694][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 39.951887][ T12] PKRU: 55555554 [ 39.951976][ T12] Call Trace: [ 39.952065][ T12] [ 39.952129][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 39.952282][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.952481][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.952604][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.952724][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.952844][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.952963][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.953094][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.953215][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.953333][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.953506][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.953631][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.953751][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.953872][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.953990][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.954112][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.954238][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.954425][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.954554][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.954678][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.954796][ T12] kthread (kernel/kthread.c:436) [ 39.954886][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.955036][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.955157][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.955276][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.955475][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.955598][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.955719][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.959001][ T12] ------------[ cut here ]------------ | [ 39.959182][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 39.959469][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.959877][ T12] Tainted: [W]=WARN [ 39.959967][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.960118][ T12] Workqueue: netns cleanup_net [ 39.960242][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.960411][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.960850][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 39.961001][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf518c0 RCX: 1ff4000000018eed [ 39.961183][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5197c [ 39.961363][ T12] RBP: ff1100000996c000 R08: 1fe22000019ea331 R09: ff11000001aed1d0 [ 39.961543][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 39.961718][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.961896][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 39.962111][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.962268][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 39.962451][ T12] PKRU: 55555554 [ 39.962549][ T12] Call Trace: [ 39.962638][ T12] [ 39.962701][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 39.962854][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.963007][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.963129][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.963250][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.963375][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.963496][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.963620][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.963740][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.963858][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.963979][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.964097][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.964216][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.964335][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.964459][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.964584][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.964706][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.964824][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.964947][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.965070][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.965192][ T12] kthread (kernel/kthread.c:436) [ 39.965281][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.965435][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.965563][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.965683][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.965832][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.965950][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.966070][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.968216][ T12] ------------[ cut here ]------------ | [ 39.968339][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 39.968598][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.968990][ T12] Tainted: [W]=WARN [ 39.969080][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.969229][ T12] Workqueue: netns cleanup_net [ 39.969615][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.969769][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.970197][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 39.970353][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff4000000018eed [ 39.970536][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 39.970712][ T12] RBP: ff11000007f99000 R08: 1fe22000019ea2f9 R09: ff11000001aed1d0 [ 39.970890][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 39.971067][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.971246][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.971468][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.971623][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 39.971808][ T12] PKRU: 55555554 [ 39.971896][ T12] Call Trace: [ 39.971984][ T12] [ 39.972048][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 39.972200][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.972353][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.972476][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.972605][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.972725][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.972844][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.972965][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.973088][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.973206][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.973329][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.973459][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.973585][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.973704][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.973823][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.973943][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.974066][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.974190][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.974312][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.974441][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.974568][ T12] kthread (kernel/kthread.c:436) [ 39.974659][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.974806][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.974924][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.975048][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.975198][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.975316][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.975443][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.977659][ T12] ------------[ cut here ]------------ | [ 39.977778][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 39.978013][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.978590][ T12] Tainted: [W]=WARN [ 39.978680][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.978830][ T12] Workqueue: netns cleanup_net [ 39.978958][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.979113][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.979702][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 39.979853][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b540 RCX: 1ff4000000018eed [ 39.980027][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b5fc [ 39.980279][ T12] RBP: ff1100000589c000 R08: 1fe22000018d36c1 R09: ff11000001aed1d0 [ 39.980461][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 39.980717][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.980897][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.981104][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.981330][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 39.981514][ T12] PKRU: 55555554 [ 39.981606][ T12] Call Trace: [ 39.981694][ T12] [ 39.981828][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 39.981978][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.982127][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.982250][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.982448][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.982577][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.982697][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.982821][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.983013][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.983128][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.983250][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.983374][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.983572][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.983690][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.983805][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.983929][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.984123][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.984239][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.984365][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.984489][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.984679][ T12] kthread (kernel/kthread.c:436) [ 39.984768][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.984914][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.985037][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.985228][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.985387][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.985507][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.985632][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.988385][ T12] ------------[ cut here ]------------ | [ 39.988505][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 39.988744][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.989207][ T12] Tainted: [W]=WARN [ 39.989297][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.989528][ T12] Workqueue: netns cleanup_net [ 39.989650][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 39.989808][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 39.990312][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 39.990549][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69be00 RCX: 1ff4000000018eed [ 39.990729][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bebc [ 39.990907][ T12] RBP: ff1100000a31c000 R08: 1fe22000018d37d9 R09: ff11000001aed1d0 [ 39.991159][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 39.991334][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 39.991518][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 39.991807][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.991954][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 39.992206][ T12] PKRU: 55555554 [ 39.992295][ T12] Call Trace: [ 39.992389][ T12] [ 39.992452][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 39.992607][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 39.992828][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 39.992948][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 39.993069][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 39.993188][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 39.993388][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.993509][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 39.993636][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 39.993752][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 39.993948][ T12] cleanup_net (net/core/net_namespace.c:702) [ 39.994066][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.994183][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 39.994302][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 39.994426][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 39.994551][ T12] process_one_work (kernel/workqueue.c:3314) [ 39.994673][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 39.994793][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 39.994992][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 39.995116][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 39.995235][ T12] kthread (kernel/kthread.c:436) [ 39.995325][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.995554][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.995673][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.995791][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 39.995940][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.996130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 39.996248][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.998998][ T12] ------------[ cut here ]------------ | [ 39.999116][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 39.999426][ T12] Modules linked in: ip6_gre ip_gre gre | [ 39.999825][ T12] Tainted: [W]=WARN [ 39.999914][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.000062][ T12] Workqueue: netns cleanup_net [ 40.000261][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.000420][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.000856][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.001010][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a3c0 RCX: 1ff4000000018eed [ 40.001189][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a47c [ 40.001448][ T12] RBP: ff1100000a32c000 R08: 1fe22000004f1491 R09: ff11000001aed1d0 [ 40.001637][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.001814][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.001995][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.002278][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.002512][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 40.002772][ T12] PKRU: 55555554 [ 40.002860][ T12] Call Trace: [ 40.002947][ T12] [ 40.003015][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.003239][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.003391][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.003513][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.003638][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.003757][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.003949][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.004142][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.004336][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.004460][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.004592][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.004713][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.004903][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.005022][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.005139][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.005332][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.005462][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.005585][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.005708][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.005830][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.005950][ T12] kthread (kernel/kthread.c:436) [ 40.006111][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.006259][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.006384][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.006506][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.006664][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.006782][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.006903][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.009356][ T12] ------------[ cut here ]------------ | [ 40.009477][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 40.009782][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.010172][ T12] Tainted: [W]=WARN [ 40.010338][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.010504][ T12] Workqueue: netns cleanup_net [ 40.011123][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.011277][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.011785][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.012032][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a200 RCX: 1ff4000000018eed [ 40.012214][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a2bc [ 40.012393][ T12] RBP: ff1100000f911000 R08: 1fe22000004f1459 R09: ff11000001aed1d0 [ 40.012582][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.012759][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.012938][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.013146][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.013296][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 40.013482][ T12] PKRU: 55555554 [ 40.013577][ T12] Call Trace: [ 40.013667][ T12] [ 40.013728][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.013879][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.014027][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.014145][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.014263][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.014388][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.014511][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.014634][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.014754][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.014870][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.014990][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.015108][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.015224][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.015343][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.015470][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.015594][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.015717][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.015835][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.015957][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.016078][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.016197][ T12] kthread (kernel/kthread.c:436) [ 40.016286][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.016438][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.016564][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.016682][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.016829][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.016947][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.017065][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.019077][ T12] ------------[ cut here ]------------ | [ 40.019199][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 40.019436][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.019832][ T12] Tainted: [W]=WARN [ 40.019946][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.020105][ T12] Workqueue: netns cleanup_net [ 40.020227][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.020385][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.020841][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.020990][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26580 RCX: 1ff4000000018eed [ 40.021176][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2663c [ 40.021364][ T12] RBP: ff1100000a804000 R08: 1fe22000017a4cc9 R09: ff11000001aed1d0 [ 40.021544][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.021718][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.021897][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.022105][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.022252][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 40.022444][ T12] PKRU: 55555554 [ 40.022542][ T12] Call Trace: [ 40.022633][ T12] [ 40.022694][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.022845][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.022993][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.023112][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.023230][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.023354][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.023475][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.023599][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.023718][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.023835][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.023957][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.024077][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.024193][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.024313][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.024440][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.024566][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.024693][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.024811][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.024933][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.025057][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.025175][ T12] kthread (kernel/kthread.c:436) [ 40.025265][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.025417][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.025541][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.025659][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.025806][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.025924][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.026043][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.051494][ T12] ------------[ cut here ]------------ | [ 40.051637][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 40.051883][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.052294][ T12] Tainted: [W]=WARN [ 40.052867][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.053024][ T12] Workqueue: netns cleanup_net [ 40.053154][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.053314][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.053823][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 40.053983][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd263c0 RCX: 1ff4000000018eaf [ 40.054173][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2647c [ 40.054412][ T12] RBP: ff1100000a37c000 R08: 1fe22000017a4c91 R09: ff11000001aed1d0 [ 40.054652][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 40.054844][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaf1000 [ 40.055031][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.055252][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.055461][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 40.055740][ T12] PKRU: 55555554 [ 40.055834][ T12] Call Trace: [ 40.055927][ T12] [ 40.055992][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.056122][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.056218][ T12] netif_close_many (net/core/dev.c:1804) [ 40.056344][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.056520][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.056649][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.056774][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 40.056899][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 40.057056][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 40.057213][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.057342][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.057562][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.057687][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.057813][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 40.057971][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 40.058100][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 40.058227][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.058406][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 40.058543][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 40.058675][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 40.058802][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.058928][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.059056][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.059181][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.059306][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.059487][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.059615][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.059742][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.059873][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.059998][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.060132][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.060263][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.060438][ T12] kthread (kernel/kthread.c:436) [ 40.060539][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.060695][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.060832][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.060957][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.061113][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.061239][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.061416][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.064065][ T12] ------------[ cut here ]------------ | [ 40.064200][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.064454][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.064874][ T12] Tainted: [W]=WARN [ 40.064970][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.065130][ T12] Workqueue: netns cleanup_net [ 40.065260][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.065917][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.066422][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 40.066671][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff4000000018eaf [ 40.066867][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 40.067052][ T12] RBP: ff1100000eaf1000 R08: 1fe2200002514251 R09: ff11000001aed1d0 [ 40.067243][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 40.067526][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 40.067717][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.067935][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.068090][ T12] CR2: 000055affb6d3438 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 40.068278][ T12] PKRU: 55555554 [ 40.068450][ T12] Call Trace: [ 40.068548][ T12] [ 40.068612][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.068738][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 40.068864][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.068960][ T12] netif_close_many (net/core/dev.c:1804) [ 40.069086][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.069210][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.069337][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.069637][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 40.069770][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 40.069926][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 40.070083][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.070207][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.070461][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.070594][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.070718][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 40.070872][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 40.071000][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 40.071125][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.071251][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 40.071475][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 40.071607][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 40.071735][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.071859][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.071987][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.072111][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.072235][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.072457][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.072588][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.072715][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.072843][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.072970][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.073103][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.073233][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.073467][ T12] kthread (kernel/kthread.c:436) [ 40.073567][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.073724][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.073850][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.073975][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.074131][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.074257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.074470][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.085615][ T12] ------------[ cut here ]------------ | [ 40.085744][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.085989][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.086433][ T12] Tainted: [W]=WARN [ 40.086538][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.086692][ T12] Workqueue: netns cleanup_net [ 40.086824][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.086982][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.087428][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 40.087589][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff4000000018ed5 [ 40.087772][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 40.087961][ T12] RBP: ff1100000a37c000 R08: 1fe2200001f45219 R09: ff11000001aed1d0 [ 40.088143][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.088327][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.088515][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.088733][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.088886][ T12] CR2: 000055affb6d3438 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 40.089071][ T12] PKRU: 55555554 [ 40.089166][ T12] Call Trace: [ 40.089258][ T12] [ 40.089322][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.089484][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.089645][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.089767][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.089891][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 40.090050][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 40.090175][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.090297][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 40.090426][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 40.090557][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 40.090683][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.090806][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.090932][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.091069][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.091197][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.091321][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.091451][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.091584][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.091709][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.091830][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.091956][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.092082][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.092203][ T12] kthread (kernel/kthread.c:436) [ 40.092294][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.092451][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.092580][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.092702][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.092855][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.092977][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.093100][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.095441][ T12] ------------[ cut here ]------------ | [ 40.095573][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.095812][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.096224][ T12] Tainted: [W]=WARN [ 40.096317][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.096481][ T12] Workqueue: netns cleanup_net [ 40.096619][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.096779][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.097246][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 40.097406][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff4000000018ed5 [ 40.097600][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 40.097783][ T12] RBP: ff1100000eaf1000 R08: 1fe2200001f45139 R09: ff11000001aed1d0 [ 40.097965][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.098146][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.098337][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.098577][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.098731][ T12] CR2: 000055affb6d3438 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 40.098916][ T12] PKRU: 55555554 [ 40.099013][ T12] Call Trace: [ 40.099110][ T12] [ 40.099173][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.099332][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.099489][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.099615][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.099740][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 40.099897][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 40.100020][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.100144][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 40.100268][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 40.100400][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 40.100527][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.100648][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.100781][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.100906][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.101028][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.101152][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.101274][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.101402][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.101534][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.101657][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.101784][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.101909][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.102037][ T12] kthread (kernel/kthread.c:436) [ 40.102131][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.102283][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.102412][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.102541][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.102693][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.102814][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.102948][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.105246][ T12] ------------[ cut here ]------------ | [ 40.105374][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.105660][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.106066][ T12] Tainted: [W]=WARN [ 40.106158][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.106315][ T12] Workqueue: netns cleanup_net [ 40.106450][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.106612][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.107045][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 40.107200][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29540 RCX: 1ff4000000018ed5 [ 40.107388][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa295fc [ 40.107574][ T12] RBP: ff1100000baf4000 R08: 1fe2200001f452c1 R09: ff11000001aed1d0 [ 40.107755][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.107936][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.108125][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.108339][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.108496][ T12] CR2: 000055affb6d3438 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 40.108682][ T12] PKRU: 55555554 [ 40.108772][ T12] Call Trace: [ 40.108864][ T12] [ 40.108928][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.109101][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.109253][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.109380][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.109504][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 40.109689][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 40.109814][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.109937][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 40.110060][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 40.110185][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 40.110308][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.110434][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.110566][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.110689][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.110811][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.110937][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.111059][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.111183][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.111311][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.111438][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.111571][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.111699][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.111821][ T12] kthread (kernel/kthread.c:436) [ 40.111916][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.112068][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.112191][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.112314][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.112475][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.112618][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.112747][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.152141][ T12] ------------[ cut here ]------------ | [ 40.152287][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.152544][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.152955][ T12] Tainted: [W]=WARN [ 40.153049][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.153201][ T12] Workqueue: netns cleanup_net [ 40.153329][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.153503][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.153980][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 40.154150][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bac80 RCX: 1ff4000000018ec7 [ 40.154337][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bad3c [ 40.154533][ T12] RBP: ff1100000fbf9000 R08: 1fe2200000af75a9 R09: ff11000001aed1d0 [ 40.154719][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 40.154910][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 40.155095][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.155318][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.155482][ T12] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.155681][ T12] PKRU: 55555554 [ 40.155777][ T12] Call Trace: [ 40.155870][ T12] [ 40.155935][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.156062][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.156157][ T12] netif_close_many (net/core/dev.c:1804) [ 40.156282][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 40.156413][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 40.156575][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 40.156730][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.156855][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.157156][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.157280][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.157476][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.157609][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.157742][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.157869][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.157995][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.158121][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.158244][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.158453][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.158643][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.158776][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.158901][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.159024][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.159149][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.159276][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.159452][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.159584][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.159712][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.159835][ T12] kthread (kernel/kthread.c:436) [ 40.159930][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.160085][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.160208][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.160330][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.160541][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.160674][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.160823][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.163575][ T12] ------------[ cut here ]------------ | [ 40.163720][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.163970][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.164373][ T12] Tainted: [W]=WARN [ 40.164465][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.164618][ T12] Workqueue: netns cleanup_net [ 40.164741][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.164897][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.165320][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.165481][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd823c0 RCX: 1ff4000000018eed [ 40.165664][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8247c [ 40.165839][ T12] RBP: ff1100000f949000 R08: 1fe22000017b0491 R09: ff11000001aed1d0 [ 40.166016][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.166191][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.166375][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.166597][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.166746][ T12] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.166926][ T12] PKRU: 55555554 [ 40.167015][ T12] Call Trace: [ 40.167104][ T12] [ 40.167166][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.167319][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.167478][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.167603][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.167723][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.167843][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.167963][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.168087][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.168208][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.168326][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.168463][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.168589][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.168711][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.168832][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.168951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.169082][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.169203][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.169339][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.169470][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.169602][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.169721][ T12] kthread (kernel/kthread.c:436) [ 40.169811][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.169967][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.170093][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.170214][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.170371][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.170493][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.170624][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.175204][ T12] ------------[ cut here ]------------ | [ 40.175359][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.175603][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.175998][ T12] Tainted: [W]=WARN [ 40.176093][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.176242][ T12] Workqueue: netns cleanup_net [ 40.176371][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.176550][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.176985][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.177137][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82900 RCX: 1ff4000000018eed [ 40.177326][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd829bc [ 40.177509][ T12] RBP: ff1100000fbf9000 R08: 1fe22000017b0539 R09: ff11000001aed1d0 [ 40.177697][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.177875][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.178055][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.178264][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.178423][ T12] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.178606][ T12] PKRU: 55555554 [ 40.178696][ T12] Call Trace: [ 40.178784][ T12] [ 40.178847][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.179001][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.179161][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.179283][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.179409][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.179533][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.179677][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.179804][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.179927][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.180050][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.180174][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.180298][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.180420][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.180545][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.180676][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.180796][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.180921][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.181042][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.181167][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.181291][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.181417][ T12] kthread (kernel/kthread.c:436) [ 40.181508][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.181679][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.181804][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.181924][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.182077][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.182221][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.182561][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.186003][ T12] ------------[ cut here ]------------ | [ 40.186160][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.186401][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.186800][ T12] Tainted: [W]=WARN [ 40.186890][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.187053][ T12] Workqueue: netns cleanup_net [ 40.187177][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.187333][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.187779][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.187928][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd83380 RCX: 1ff4000000018eed [ 40.188106][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8343c [ 40.188289][ T12] RBP: ff11000009761000 R08: 1fe22000017b0689 R09: ff11000001aed1d0 [ 40.188475][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.188655][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.188833][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.189059][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.189209][ T12] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.189394][ T12] PKRU: 55555554 [ 40.189659][ T12] Call Trace: [ 40.189747][ T12] [ 40.189808][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.189967][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.190118][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.190238][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.190362][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.190482][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.190605][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.190729][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.190852][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.190971][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.191112][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.191233][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.191455][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.191582][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.191701][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.191833][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.191955][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.192073][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.192197][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.192322][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.192540][ T12] kthread (kernel/kthread.c:436) [ 40.192644][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.192791][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.192910][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.193030][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.193184][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.193306][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.193518][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.195918][ T12] ------------[ cut here ]------------ | [ 40.196039][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.196274][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.196734][ T12] Tainted: [W]=WARN [ 40.196824][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.196976][ T12] Workqueue: netns cleanup_net [ 40.197104][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.197259][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.197720][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.197873][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6200 RCX: 1ff4000000018eed [ 40.198058][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b62bc [ 40.198239][ T12] RBP: ff1100000e374000 R08: 1fe2200001936c59 R09: ff11000001aed1d0 [ 40.198420][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.198603][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.198784][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.199018][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.199167][ T12] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.199344][ T12] PKRU: 55555554 [ 40.199444][ T12] Call Trace: [ 40.199546][ T12] [ 40.199608][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.199760][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.199907][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.200027][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.200147][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.200265][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.200389][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.200511][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.200650][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.200769][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.200892][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.201012][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.201131][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.201257][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.201524][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.201650][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.201775][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.201894][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.202021][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.202148][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.202272][ T12] kthread (kernel/kthread.c:436) [ 40.202415][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.202596][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.202718][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.202851][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.203006][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.203124][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.203243][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.205948][ T12] ------------[ cut here ]------------ | [ 40.206067][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 40.206297][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.206701][ T12] Tainted: [W]=WARN [ 40.206791][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.206947][ T12] Workqueue: netns cleanup_net [ 40.207069][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.207231][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.207669][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.207816][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6ac0 RCX: 1ff4000000018eed [ 40.207993][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6b7c [ 40.208171][ T12] RBP: ff11000005941000 R08: 1fe2200001936d71 R09: ff11000001aed1d0 [ 40.208353][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.208537][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.208739][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.208957][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.209109][ T12] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.209297][ T12] PKRU: 55555554 [ 40.209434][ T12] Call Trace: [ 40.209527][ T12] [ 40.209590][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.209743][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.209890][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.210009][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.210130][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.210260][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.210481][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.210609][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.210730][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.210855][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.210979][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.211099][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.211218][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.211342][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.211529][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.211655][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.211782][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.211902][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.212027][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.212151][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.212270][ T12] kthread (kernel/kthread.c:436) [ 40.212416][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.213273][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.213448][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.213585][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.213733][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.213851][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.213971][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.229097][ T12] ------------[ cut here ]------------ | [ 40.229297][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 40.229606][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.230108][ T12] Tainted: [W]=WARN [ 40.230247][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.230458][ T12] Workqueue: netns cleanup_net [ 40.230644][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.230875][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.231375][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.231587][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237700 RCX: 1ff4000000018eed [ 40.231828][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2377bc [ 40.232055][ T12] RBP: ff1100000ed94000 R08: 1fe2200001646ef9 R09: ff11000001aed1d0 [ 40.232285][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 40.232540][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.232774][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 40.233034][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.233261][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 40.233507][ T12] PKRU: 55555554 [ 40.233656][ T12] Call Trace: [ 40.233797][ T12] [ 40.233911][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.234117][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.234317][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.234520][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.234708][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.234905][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.235079][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.235253][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.235443][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.235623][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.235813][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.235987][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.236157][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.236332][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.236536][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.236711][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.236888][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.237058][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.237236][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.237428][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.237612][ T12] kthread (kernel/kthread.c:436) [ 40.237784][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.237986][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.238159][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.238334][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.238557][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.238733][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.238907][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.241652][ T12] ------------[ cut here ]------------ | [ 40.241819][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 40.242102][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.242626][ T12] Tainted: [W]=WARN [ 40.242778][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.243004][ T12] Workqueue: netns cleanup_net [ 40.243181][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.243401][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.243896][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.244099][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff4000000018eed [ 40.244327][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 40.244579][ T12] RBP: ff1100000ed69000 R08: 1fe2200001663821 R09: ff11000001aed1d0 [ 40.244808][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 40.245034][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.245276][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 40.245556][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.245760][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 40.245990][ T12] PKRU: 55555554 [ 40.246157][ T12] Call Trace: [ 40.246301][ T12] [ 40.246427][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.246645][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.246846][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.247043][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.247216][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.247399][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.247582][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.247756][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.247930][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.248099][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.248278][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.248475][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.248656][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.248832][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.249003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.249177][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.249368][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.249560][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.249739][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.249916][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.250087][ T12] kthread (kernel/kthread.c:436) [ 40.250229][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.250463][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.250669][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.250842][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.251045][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.251216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.251402][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.254094][ T12] ------------[ cut here ]------------ | [ 40.254283][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 40.255061][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.255888][ T12] Tainted: [W]=WARN [ 40.256075][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.256322][ T12] Workqueue: netns cleanup_net [ 40.256573][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.256841][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.257377][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.257633][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c900 RCX: 1ff4000000018eed [ 40.257927][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c9bc [ 40.258222][ T12] RBP: ff1100000a384000 R08: 1fe2200001663939 R09: ff11000001aed1d0 [ 40.258505][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 40.258787][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.259062][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 40.259386][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.259641][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 40.259916][ T12] PKRU: 55555554 [ 40.260124][ T12] Call Trace: [ 40.260308][ T12] [ 40.260515][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.260813][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.261118][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.261397][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.261668][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.261945][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.262209][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.262486][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.262737][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.262906][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.263082][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.263253][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.263438][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.263619][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.263789][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.263962][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.264163][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.264338][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.264538][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.264715][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.264884][ T12] kthread (kernel/kthread.c:436) [ 40.265026][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.265225][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.265412][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.265597][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.265799][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.265970][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.266143][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.268647][ T12] ------------[ cut here ]------------ | [ 40.268811][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 40.269092][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.269979][ T12] Tainted: [W]=WARN [ 40.270167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.270424][ T12] Workqueue: netns cleanup_net [ 40.270693][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.270951][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.271481][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.271738][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31cac0 RCX: 1ff4000000018eed [ 40.272011][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cb7c [ 40.272283][ T12] RBP: ff1100000fa0c000 R08: 1fe2200001663971 R09: ff11000001aed1d0 [ 40.272580][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 40.272866][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.273153][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 40.273471][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.273741][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 40.274024][ T12] PKRU: 55555554 [ 40.274208][ T12] Call Trace: [ 40.274407][ T12] [ 40.274575][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.274823][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.275065][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.275281][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.275516][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.275771][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.276045][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.276304][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.276490][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.276665][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.276852][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.277028][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.277197][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.277383][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.277560][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.277747][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.277921][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.278091][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.278266][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.278458][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.278920][ T12] kthread (kernel/kthread.c:436) [ 40.279062][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.279260][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.279446][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.279627][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.279837][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.280021][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.280192][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.291767][ T12] ------------[ cut here ]------------ | [ 40.292174][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 40.292991][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.293504][ T12] Tainted: [W]=WARN [ 40.293661][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.293859][ T12] Workqueue: netns cleanup_net [ 40.294034][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.294239][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.294741][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 40.294954][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0900 RCX: 1ff4000000018eed [ 40.295193][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde09bc [ 40.295430][ T12] RBP: ff1100000e961000 R08: 1fe22000017bc139 R09: ff11000001aed1d0 [ 40.295663][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 40.295888][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.296117][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 40.296415][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.296626][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 40.296856][ T12] PKRU: 55555554 [ 40.296994][ T12] Call Trace: [ 40.297157][ T12] [ 40.297270][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.297488][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.297747][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 40.297920][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 40.298093][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.298262][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 40.298458][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.298640][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 40.298813][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.298981][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.299155][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.299327][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.299511][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.299707][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.299881][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.300053][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.300227][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.300409][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.300615][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.300791][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.300959][ T12] kthread (kernel/kthread.c:436) [ 40.301099][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.301321][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.301508][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.301697][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.301895][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.302066][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.302249][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.311018][ T923] ------------[ cut here ]------------ | [ 40.311213][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/923 | [ 40.311494][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.311954][ T923] Tainted: [W]=WARN [ 40.312054][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.312221][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.312411][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.312894][ T923] RSP: 0018:ffa0000000517a80 EFLAGS: 00010286 [ 40.313062][ T923] RAX: 00000000ffffffa6 RBX: ff1100000bde1700 RCX: 1ff40000000a2f16 [ 40.313282][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde17bc [ 40.313488][ T923] RBP: ff110000105d4000 R08: 1fe22000017bc2f9 R09: ff11000009262e80 [ 40.313690][ T923] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.313888][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105d4000 [ 40.314087][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.314324][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.314498][ T923] CR2: 00007f02b253f493 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.314708][ T923] PKRU: 55555554 [ 40.314808][ T923] Call Trace: [ 40.314906][ T923] [ 40.314976][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.315109][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.315243][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.315351][ T923] register_netdevice (net/core/dev.c:11488) [ 40.315487][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.315658][ T923] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.315791][ T923] register_netdev (net/core/dev.c:11552) [ 40.315923][ T923] loopback_net_init (drivers/net/loopback.c:218) [ 40.316074][ T923] ops_init (net/core/net_namespace.c:137) [ 40.316181][ T923] setup_net (net/core/net_namespace.c:446) [ 40.316282][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.316419][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.316559][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.316693][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.316827][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.316962][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.317103][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.317235][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.317373][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.317508][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.317647][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.317781][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.317914][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.318050][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.318182][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.318313][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.318452][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.318663][ T923] RIP: 0033:0x7f02b2488bcb [ 40.318803][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.319308][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.319516][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.319719][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.319916][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.320116][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.320314][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.324697][ T923] ------------[ cut here ]------------ | [ 40.324853][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/923 | [ 40.325085][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.325531][ T923] Tainted: [W]=WARN [ 40.325632][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.325796][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.325966][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.326467][ T923] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 40.326639][ T923] RAX: 00000000ffffffa6 RBX: ff1100000fbbf8c0 RCX: 1ff40000000a2ee9 [ 40.326834][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf97c [ 40.327031][ T923] RBP: ff1100000a0c9000 R08: 1fe2200001f77f31 R09: ff11000009262e80 [ 40.327234][ T923] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.327440][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000 [ 40.327648][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.327884][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.328049][ T923] CR2: 00007f02b253f493 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.328249][ T923] PKRU: 55555554 [ 40.328353][ T923] Call Trace: [ 40.328453][ T923] [ 40.328521][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.328662][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.328794][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.328896][ T923] register_netdevice (net/core/dev.c:11488) [ 40.329040][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.329205][ T923] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.329338][ T923] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.329495][ T923] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.329637][ T923] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.329770][ T923] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.329903][ T923] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.330038][ T923] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.330173][ T923] ops_init (net/core/net_namespace.c:137) [ 40.330278][ T923] setup_net (net/core/net_namespace.c:446) [ 40.330384][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.330516][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.331317][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.331462][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.331840][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.331977][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.332110][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.332243][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.332381][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.332536][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.332674][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.332809][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.332944][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.333075][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.333207][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.333339][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.333479][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.333648][ T923] RIP: 0033:0x7f02b2488bcb [ 40.333785][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.334288][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.334491][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.334694][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.334925][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.335121][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.335318][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.337300][ T12] ------------[ cut here ]------------ | [ 40.337935][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 40.338308][ T12] Modules linked in: ip6_gre ip_gre gre | [ 40.338941][ T12] Tainted: [W]=WARN [ 40.339138][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.339430][ T12] Workqueue: netns cleanup_net [ 40.339679][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.339941][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.340549][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 40.340813][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff1c0 RCX: 1ff4000000018ed5 [ 40.341127][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff27c [ 40.341430][ T12] RBP: ff1100000ebc4000 R08: 1fe220000051fe51 R09: ff11000001aed1d0 [ 40.341744][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 40.342042][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.342337][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 40.342690][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.342943][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 40.343222][ T12] PKRU: 55555554 [ 40.343462][ T12] Call Trace: [ 40.343652][ T12] [ 40.343852][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 40.344128][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 40.344363][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 40.344553][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 40.344732][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.344908][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 40.345083][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 40.345260][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 40.345451][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 40.345634][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.345814][ T12] cleanup_net (net/core/net_namespace.c:702) [ 40.345990][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 40.346163][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 40.346380][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.346570][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.346752][ T12] process_one_work (kernel/workqueue.c:3314) [ 40.346943][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.347117][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.347299][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.347500][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.347699][ T12] kthread (kernel/kthread.c:436) [ 40.347845][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.348049][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.348225][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.348415][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.348637][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.348815][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 40.348990][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.362855][ T923] ------------[ cut here ]------------ | [ 40.363031][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/923 | [ 40.363268][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.363702][ T923] Tainted: [W]=WARN [ 40.363808][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.363981][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.364159][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.364663][ T923] RSP: 0018:ffa00000005178f8 EFLAGS: 00010286 [ 40.364834][ T923] RAX: 00000000ffffffa6 RBX: ff1100000fbbfa80 RCX: 1ff40000000a2ee5 [ 40.365039][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfb3c [ 40.365244][ T923] RBP: ff110000096d1000 R08: 1fe2200001f77f69 R09: ff11000009262e80 [ 40.365457][ T923] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.365666][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096d1000 [ 40.365885][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.366124][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.366295][ T923] CR2: 00007f02b253f493 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.366507][ T923] PKRU: 55555554 [ 40.366612][ T923] Call Trace: [ 40.366714][ T923] [ 40.366785][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.366922][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.367060][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.367164][ T923] register_netdevice (net/core/dev.c:11488) [ 40.367303][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.367481][ T923] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.367625][ T923] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.367762][ T923] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.367913][ T923] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.368052][ T923] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.368190][ T923] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.368328][ T923] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 40.368480][ T923] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 40.368655][ T923] vti_init_net (net/ipv4/ip_vti.c:517) [ 40.368791][ T923] ops_init (net/core/net_namespace.c:137) [ 40.368896][ T923] setup_net (net/core/net_namespace.c:446) [ 40.369000][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.369136][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.369276][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.369421][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.369566][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.369708][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.369847][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.369984][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.370122][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.370260][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.370409][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.370553][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.370692][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.370828][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.370967][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.371104][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.371252][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.371431][ T923] RIP: 0033:0x7f02b2488bcb [ 40.371584][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.372073][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.372282][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.372493][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.372703][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.372910][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.373115][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.382979][ T923] ------------[ cut here ]------------ | [ 40.383147][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/923 | [ 40.383882][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.384300][ T923] Tainted: [W]=WARN [ 40.384462][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.384638][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.384812][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.385291][ T923] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286 [ 40.385519][ T923] RAX: 00000000ffffffa6 RBX: ff1100000a213c40 RCX: 1ff40000000a2f15 [ 40.385728][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a213cfc [ 40.385933][ T923] RBP: ff1100000a2c9000 R08: 1fe22000014427a1 R09: ff11000009262e80 [ 40.386194][ T923] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.386466][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c9000 [ 40.386677][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.386918][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.387088][ T923] CR2: 00007f02b253f493 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.387291][ T923] PKRU: 55555554 [ 40.387448][ T923] Call Trace: [ 40.387554][ T923] [ 40.387624][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.387760][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.387896][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.388004][ T923] register_netdevice (net/core/dev.c:11488) [ 40.388142][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.388313][ T923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.388511][ T923] register_netdev (net/core/dev.c:11552) [ 40.388652][ T923] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 40.388791][ T923] ops_init (net/core/net_namespace.c:137) [ 40.388896][ T923] setup_net (net/core/net_namespace.c:446) [ 40.389002][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.389137][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.389273][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.389468][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.389612][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.389752][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.389888][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.390025][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.390161][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.390299][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.390494][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.390639][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.390774][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.390909][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.391042][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.391177][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.391316][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.391546][ T923] RIP: 0033:0x7f02b2488bcb [ 40.391688][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.392194][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.392457][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.392667][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.392870][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.393071][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.393287][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.397824][ T923] ------------[ cut here ]------------ | [ 40.397995][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/923 | [ 40.398225][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.398659][ T923] Tainted: [W]=WARN [ 40.398759][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.398933][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.399117][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.399603][ T923] RSP: 0018:ffa0000000517a68 EFLAGS: 00010286 [ 40.399775][ T923] RAX: 00000000ffffffa6 RBX: ff110000028fe3c0 RCX: 1ff40000000a2f13 [ 40.399976][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe47c [ 40.400177][ T923] RBP: ff11000012814000 R08: 1fe220000051fc91 R09: ff11000009262e80 [ 40.400383][ T923] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.400598][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012814000 [ 40.400800][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.401036][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.401204][ T923] CR2: 00007f4e2aaa0f98 CR3: 0000000004de6001 CR4: 0000000000771ef0 [ 40.401413][ T923] PKRU: 55555554 [ 40.401515][ T923] Call Trace: [ 40.401619][ T923] [ 40.401689][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.401824][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.401957][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.402059][ T923] register_netdevice (net/core/dev.c:11488) [ 40.402198][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.402374][ T923] register_netdev (net/core/dev.c:11552) [ 40.402545][ T923] sit_init_net (net/ipv6/sit.c:1860) [ 40.402680][ T923] ops_init (net/core/net_namespace.c:137) [ 40.402783][ T923] setup_net (net/core/net_namespace.c:446) [ 40.402885][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.403018][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.403153][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.403291][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.403429][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.403572][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.403705][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.403838][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.403974][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.404114][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.404249][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.404389][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.404526][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.404670][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.404803][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.404937][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.405071][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.405242][ T923] RIP: 0033:0x7f02b2488bcb [ 40.405388][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.405871][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.406074][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.406272][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.406487][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.406690][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.406890][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.411702][ T923] ------------[ cut here ]------------ | [ 40.411852][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/923 | [ 40.412083][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.412519][ T923] Tainted: [W]=WARN [ 40.412632][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.412798][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.412971][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.413457][ T923] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286 [ 40.413632][ T923] RAX: 00000000ffffffa6 RBX: ff1100000cf50740 RCX: 1ff40000000a2f15 [ 40.413834][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf507fc [ 40.414036][ T923] RBP: ff11000007c19000 R08: 1fe22000019ea101 R09: ff11000009262e80 [ 40.414236][ T923] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.414502][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c19000 [ 40.414783][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.415023][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.415192][ T923] CR2: 00007f4e2aaa0f98 CR3: 0000000004de6001 CR4: 0000000000771ef0 [ 40.415438][ T923] PKRU: 55555554 [ 40.415547][ T923] Call Trace: [ 40.415647][ T923] [ 40.415716][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.415855][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.415989][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.416091][ T923] register_netdevice (net/core/dev.c:11488) [ 40.416228][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.416397][ T923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.416539][ T923] register_netdev (net/core/dev.c:11552) [ 40.416674][ T923] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 40.416809][ T923] ops_init (net/core/net_namespace.c:137) [ 40.416913][ T923] setup_net (net/core/net_namespace.c:446) [ 40.417014][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.417148][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.417284][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.417426][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.417565][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.417701][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.417837][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.417970][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.418103][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.418238][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.418379][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.418515][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.418653][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.418791][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.418924][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.419058][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.419191][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.419361][ T923] RIP: 0033:0x7f02b2488bcb [ 40.419504][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.419983][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.420185][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.420390][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.420593][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.420796][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.420995][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.425974][ T923] ------------[ cut here ]------------ | [ 40.426137][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/923 | [ 40.426379][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.426795][ T923] Tainted: [W]=WARN [ 40.426895][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.427061][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.427236][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.427742][ T923] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 40.427909][ T923] RAX: 00000000ffffffa6 RBX: ff1100000aabd540 RCX: 1ff40000000a2ee9 [ 40.428107][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabd5fc [ 40.428304][ T923] RBP: ff1100000ff19000 R08: 1fe2200001557ac1 R09: ff11000009262e80 [ 40.428512][ T923] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.428712][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff19000 [ 40.428912][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.429144][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.429310][ T923] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.429518][ T923] PKRU: 55555554 [ 40.429621][ T923] Call Trace: [ 40.429719][ T923] [ 40.429787][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.429920][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.430052][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.430152][ T923] register_netdevice (net/core/dev.c:11488) [ 40.430287][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.430458][ T923] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.430595][ T923] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.430728][ T923] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.430860][ T923] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.430994][ T923] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.431128][ T923] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.431280][ T923] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.431421][ T923] ops_init (net/core/net_namespace.c:137) [ 40.431529][ T923] setup_net (net/core/net_namespace.c:446) [ 40.431629][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.431762][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.431895][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.432028][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.432163][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.432297][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.432436][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.432577][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.432746][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.432880][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.433013][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.433158][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.433290][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.433425][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.433562][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.433700][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.433835][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.433998][ T923] RIP: 0033:0x7f02b2488bcb [ 40.434134][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.434623][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.434821][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.435016][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.435211][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.435426][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.435629][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.440303][ T923] ------------[ cut here ]------------ | [ 40.440465][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/923 | [ 40.440698][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.441106][ T923] Tainted: [W]=WARN [ 40.441206][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.441376][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.441554][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.442026][ T923] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 40.442193][ T923] RAX: 00000000ffffffa6 RBX: ff1100000e802ac0 RCX: 1ff40000000a2ee9 [ 40.442397][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e802b7c [ 40.442600][ T923] RBP: ff110000080e4000 R08: 1fe2200001d00571 R09: ff11000009262e80 [ 40.442797][ T923] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.442997][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000080e4000 [ 40.443198][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.443433][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.443606][ T923] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.443804][ T923] PKRU: 55555554 [ 40.443903][ T923] Call Trace: [ 40.444004][ T923] [ 40.444073][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.444205][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.444337][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.444443][ T923] register_netdevice (net/core/dev.c:11488) [ 40.444583][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.444748][ T923] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.444884][ T923] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.445017][ T923] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.445148][ T923] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.445282][ T923] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.445421][ T923] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.445561][ T923] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.445695][ T923] ops_init (net/core/net_namespace.c:137) [ 40.445796][ T923] setup_net (net/core/net_namespace.c:446) [ 40.445899][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.446033][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.446165][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.446299][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.446447][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.446591][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.446724][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.446857][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.446988][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.447120][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.447253][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.447393][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.447529][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.447663][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.447796][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.447929][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.448075][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.448246][ T923] RIP: 0033:0x7f02b2488bcb [ 40.448389][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.448868][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.449068][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.449268][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.449472][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.449674][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.449885][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.454232][ T923] ------------[ cut here ]------------ | [ 40.454390][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/923 | [ 40.454622][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.455022][ T923] Tainted: [W]=WARN [ 40.455124][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.455288][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.455462][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.455949][ T923] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 40.456119][ T923] RAX: 00000000ffffffa6 RBX: ff110000057bae40 RCX: 1ff40000000a2ee9 [ 40.456317][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057baefc [ 40.456519][ T923] RBP: ff1100000f889000 R08: 1fe2200000af75e1 R09: ff11000009262e80 [ 40.456719][ T923] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.456918][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f889000 [ 40.457116][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.457371][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.457543][ T923] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.457745][ T923] PKRU: 55555554 [ 40.457847][ T923] Call Trace: [ 40.457945][ T923] [ 40.458014][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.458145][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.458277][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.458385][ T923] register_netdevice (net/core/dev.c:11488) [ 40.458526][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.458698][ T923] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.458834][ T923] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.458967][ T923] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.459105][ T923] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.459238][ T923] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.459376][ T923] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.459514][ T923] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.459652][ T923] ops_init (net/core/net_namespace.c:137) [ 40.459756][ T923] setup_net (net/core/net_namespace.c:446) [ 40.459857][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.459989][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.460127][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.460262][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.460398][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.460540][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.460676][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.460807][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.460940][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.461073][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.461207][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.461342][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.461480][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.461616][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.461750][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.461884][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.462017][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.462182][ T923] RIP: 0033:0x7f02b2488bcb [ 40.462325][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.462805][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.463006][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.463203][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.463407][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.463613][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.463811][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.469207][ T923] ------------[ cut here ]------------ | [ 40.469374][ T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/923 | [ 40.469615][ T923] Modules linked in: ip6_gre ip_gre gre | [ 40.470024][ T923] Tainted: [W]=WARN [ 40.470127][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.470294][ T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.470477][ T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.470957][ T923] RSP: 0018:ffa0000000517a70 EFLAGS: 00010286 [ 40.471128][ T923] RAX: 00000000ffffffa6 RBX: ff1100000c984580 RCX: 1ff40000000a2f14 [ 40.471328][ T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98463c [ 40.471541][ T923] RBP: ff1100000a0c1000 R08: 1fe22000019308c9 R09: ff11000009262e80 [ 40.471741][ T923] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.471941][ T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c1000 [ 40.472148][ T923] FS: 00007f02b21c6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.472388][ T923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.472564][ T923] CR2: 00007f02b2626430 CR3: 0000000004de6003 CR4: 0000000000771ef0 [ 40.472769][ T923] PKRU: 55555554 [ 40.472869][ T923] Call Trace: [ 40.472971][ T923] [ 40.473041][ T923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.473175][ T923] ? notifier_call_chain (kernel/notifier.c:85) [ 40.473309][ T923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.473417][ T923] register_netdevice (net/core/dev.c:11488) [ 40.473560][ T923] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.473729][ T923] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.473865][ T923] register_netdev (net/core/dev.c:11552) [ 40.474002][ T923] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 40.474139][ T923] ops_init (net/core/net_namespace.c:137) [ 40.474244][ T923] setup_net (net/core/net_namespace.c:446) [ 40.474352][ T923] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.474486][ T923] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.474629][ T923] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.474767][ T923] copy_net_ns (net/core/net_namespace.c:579) [ 40.474904][ T923] create_new_namespaces (kernel/nsproxy.c:132) [ 40.475042][ T923] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.475177][ T923] ksys_unshare (kernel/fork.c:3243) [ 40.475312][ T923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.475510][ T923] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.475653][ T923] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.475788][ T923] ? __ia32_sys_open (fs/open.c:1374) [ 40.475925][ T923] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.476061][ T923] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.476195][ T923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.476328][ T923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.476522][ T923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.476662][ T923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.476831][ T923] RIP: 0033:0x7f02b2488bcb [ 40.476971][ T923] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.477509][ T923] RSP: 002b:00007ffc3f384968 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 40.477716][ T923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f02b2488bcb [ 40.477917][ T923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.478117][ T923] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.478318][ T923] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3f386b90 [ 40.478581][ T923] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3f388877 | [ 40.517926][ T924] ------------[ cut here ]------------ | [ 40.518934][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/924 | [ 40.519171][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.519622][ T924] Tainted: [W]=WARN [ 40.519722][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.519889][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.520062][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.520560][ T924] RSP: 0018:ffa0000000877a80 EFLAGS: 00010286 [ 40.520729][ T924] RAX: 00000000ffffffa6 RBX: ff110000028fe200 RCX: 1ff400000010ef16 [ 40.520928][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe2bc [ 40.521128][ T924] RBP: ff1100000ee6c000 R08: 1fe220000051fc59 R09: ff11000009265180 [ 40.521325][ T924] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.521531][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee6c000 [ 40.521731][ T924] FS: 00007f61bb954840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.521964][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.522132][ T924] CR2: 00007f61bbb60690 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.522337][ T924] PKRU: 55555554 [ 40.522442][ T924] Call Trace: [ 40.522547][ T924] [ 40.522616][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.522751][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.522883][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.522986][ T924] register_netdevice (net/core/dev.c:11488) [ 40.523122][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.523290][ T924] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.523429][ T924] register_netdev (net/core/dev.c:11552) [ 40.523568][ T924] loopback_net_init (drivers/net/loopback.c:218) [ 40.523706][ T924] ops_init (net/core/net_namespace.c:137) [ 40.523808][ T924] setup_net (net/core/net_namespace.c:446) [ 40.523910][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.524042][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.524175][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.524312][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.524452][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.524595][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.524728][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.524860][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.524993][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.525126][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.525260][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.525398][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.525539][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.525671][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.525803][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.525936][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.526070][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.526251][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.526395][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.526875][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.527075][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.527274][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.527479][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.527683][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.527893][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.537574][ T924] ------------[ cut here ]------------ | [ 40.537732][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/924 | [ 40.537960][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.538372][ T924] Tainted: [W]=WARN [ 40.538475][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.538647][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.538819][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.539294][ T924] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 40.539466][ T924] RAX: 00000000ffffffa6 RBX: ff1100000cf8a740 RCX: 1ff400000010eee9 [ 40.539667][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8a7fc [ 40.539882][ T924] RBP: ff11000009c34000 R08: 1fe22000019f1501 R09: ff11000009265180 [ 40.540081][ T924] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.540281][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c34000 [ 40.540488][ T924] FS: 00007f61bb954840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.540726][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.540893][ T924] CR2: 00007f61bbb60690 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.541091][ T924] PKRU: 55555554 [ 40.541193][ T924] Call Trace: [ 40.541293][ T924] [ 40.541365][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.541507][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.541655][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.541757][ T924] register_netdevice (net/core/dev.c:11488) [ 40.541892][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.542055][ T924] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.542189][ T924] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.542322][ T924] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.542460][ T924] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.542601][ T924] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.542738][ T924] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.542884][ T924] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.543027][ T924] ops_init (net/core/net_namespace.c:137) [ 40.543129][ T924] setup_net (net/core/net_namespace.c:446) [ 40.543229][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.543364][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.543498][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.543642][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.543777][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.543914][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.544057][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.544189][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.544321][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.544458][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.544597][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.544735][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.544868][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.545002][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.545134][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.545276][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.545435][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.545611][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.545757][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.546233][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.546438][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.546647][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.546852][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.547050][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.547249][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.551412][ T924] ------------[ cut here ]------------ | [ 40.551555][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/924 | [ 40.551788][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.552201][ T924] Tainted: [W]=WARN [ 40.552304][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.552480][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.552668][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.553153][ T924] RSP: 0018:ffa00000008778f8 EFLAGS: 00010286 [ 40.553322][ T924] RAX: 00000000ffffffa6 RBX: ff1100000b31dc40 RCX: 1ff400000010eee5 [ 40.553537][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31dcfc [ 40.553740][ T924] RBP: ff1100000f871000 R08: 1fe2200001663ba1 R09: ff11000009265180 [ 40.553940][ T924] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.554142][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f871000 [ 40.554353][ T924] FS: 00007f61bb954840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.554595][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.554764][ T924] CR2: 00007f61bbb60690 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.554970][ T924] PKRU: 55555554 [ 40.555072][ T924] Call Trace: [ 40.555196][ T924] [ 40.555266][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.555406][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.555549][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.555655][ T924] register_netdevice (net/core/dev.c:11488) [ 40.555793][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.555961][ T924] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.556097][ T924] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.556233][ T924] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.556374][ T924] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.556513][ T924] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.556657][ T924] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.556803][ T924] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 40.556940][ T924] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 40.557078][ T924] vti_init_net (net/ipv4/ip_vti.c:517) [ 40.557213][ T924] ops_init (net/core/net_namespace.c:137) [ 40.557318][ T924] setup_net (net/core/net_namespace.c:446) [ 40.557426][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.557568][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.557706][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.557842][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.557979][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.558120][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.558257][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.558399][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.558545][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.558682][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.558818][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.558954][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.559089][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.559224][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.559362][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.559497][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.559641][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.559809][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.559950][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.560454][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.560669][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.560871][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.561073][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.561274][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.561484][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.565790][ T924] ------------[ cut here ]------------ | [ 40.565928][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/924 | [ 40.566162][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.567118][ T924] Tainted: [W]=WARN [ 40.567479][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.567654][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.567828][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.568302][ T924] RSP: 0018:ffa0000000877a78 EFLAGS: 00010286 [ 40.568541][ T924] RAX: 00000000ffffffa6 RBX: ff1100000c985540 RCX: 1ff400000010ef15 [ 40.568801][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9855fc [ 40.569001][ T924] RBP: ff11000010394000 R08: 1fe2200001930ac1 R09: ff11000009265180 [ 40.569201][ T924] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 40.569469][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010394000 [ 40.569677][ T924] FS: 00007f61bb954840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.569939][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.570124][ T924] CR2: 00007f61bbb60690 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.570331][ T924] PKRU: 55555554 [ 40.570499][ T924] Call Trace: [ 40.570601][ T924] [ 40.570672][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.570806][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.570941][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.571043][ T924] register_netdevice (net/core/dev.c:11488) [ 40.571178][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.571344][ T924] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.571549][ T924] register_netdev (net/core/dev.c:11552) [ 40.571685][ T924] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 40.571821][ T924] ops_init (net/core/net_namespace.c:137) [ 40.571929][ T924] setup_net (net/core/net_namespace.c:446) [ 40.572032][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.572167][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.572302][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.572497][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.572640][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.572779][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.572915][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.573048][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.573181][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.573317][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.573512][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.573659][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.573794][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.573933][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.574068][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.574210][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.574403][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.574577][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.574717][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.575200][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.575461][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.575667][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.575882][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.576101][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.576303][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.580748][ T924] ------------[ cut here ]------------ | [ 40.580899][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/924 | [ 40.581134][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.581577][ T924] Tainted: [W]=WARN [ 40.581679][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.581847][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.582023][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.582510][ T924] RSP: 0018:ffa0000000877a68 EFLAGS: 00010286 [ 40.582682][ T924] RAX: 00000000ffffffa6 RBX: ff1100000cf8aac0 RCX: 1ff400000010ef13 [ 40.582896][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8ab7c [ 40.583104][ T924] RBP: ff1100000a114000 R08: 1fe22000019f1571 R09: ff11000009265180 [ 40.583304][ T924] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.583514][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a114000 [ 40.583730][ T924] FS: 00007f61bb954840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.583977][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.584147][ T924] CR2: 00007f02b253f493 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.584355][ T924] PKRU: 55555554 [ 40.584457][ T924] Call Trace: [ 40.584561][ T924] [ 40.584631][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.584765][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.584905][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.585011][ T924] register_netdevice (net/core/dev.c:11488) [ 40.585151][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.585321][ T924] register_netdev (net/core/dev.c:11552) [ 40.585459][ T924] sit_init_net (net/ipv6/sit.c:1860) [ 40.585602][ T924] ops_init (net/core/net_namespace.c:137) [ 40.585706][ T924] setup_net (net/core/net_namespace.c:446) [ 40.585808][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.585944][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.586079][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.586221][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.586362][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.586500][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.586642][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.586776][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.586912][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.587046][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.587220][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.587382][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.587517][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.587656][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.587790][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.587924][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.588063][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.588228][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.588375][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.588856][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.589059][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.589442][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.589649][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.589847][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.590051][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.595885][ T924] ------------[ cut here ]------------ | [ 40.596041][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/924 | [ 40.596270][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.596718][ T924] Tainted: [W]=WARN [ 40.596818][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.596985][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.597158][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.597698][ T924] RSP: 0018:ffa0000000877a78 EFLAGS: 00010286 [ 40.597868][ T924] RAX: 00000000ffffffa6 RBX: ff1100000b14b540 RCX: 1ff400000010ef15 [ 40.598076][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b14b5fc [ 40.598272][ T924] RBP: ff1100000fc3c000 R08: 1fe22000016296c1 R09: ff11000009265180 [ 40.598536][ T924] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.598735][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc3c000 [ 40.599244][ T924] FS: 00007f61bb954840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.599563][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.599800][ T924] CR2: 00007f02b253f493 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.600001][ T924] PKRU: 55555554 [ 40.600100][ T924] Call Trace: [ 40.600216][ T924] [ 40.600285][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.600475][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.600639][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.600742][ T924] register_netdevice (net/core/dev.c:11488) [ 40.600876][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.601041][ T924] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.601179][ T924] register_netdev (net/core/dev.c:11552) [ 40.601313][ T924] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 40.601507][ T924] ops_init (net/core/net_namespace.c:137) [ 40.601615][ T924] setup_net (net/core/net_namespace.c:446) [ 40.601716][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.601848][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.601982][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.602118][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.602256][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.602448][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.602590][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.602725][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.602874][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.603007][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.603141][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.603278][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.603418][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.603559][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.603692][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.603850][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.603986][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.604153][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.604293][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.605294][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.605502][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.605709][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.605908][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.606110][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.606311][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.621390][ T924] ------------[ cut here ]------------ | [ 40.621564][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/924 | [ 40.621792][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.622227][ T924] Tainted: [W]=WARN [ 40.622328][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.622503][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.622681][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.623154][ T924] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 40.623323][ T924] RAX: 00000000ffffffa6 RBX: ff1100000b14a580 RCX: 1ff400000010eee9 [ 40.623530][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b14a63c [ 40.623756][ T924] RBP: ff1100000f984000 R08: 1fe22000016294c9 R09: ff11000009265180 [ 40.623980][ T924] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.624185][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f984000 [ 40.624405][ T924] FS: 00007f61bb954840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.624809][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.624975][ T924] CR2: 00007f02b253f493 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.625175][ T924] PKRU: 55555554 [ 40.625274][ T924] Call Trace: [ 40.625385][ T924] [ 40.625457][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.625597][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.625743][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.625845][ T924] register_netdevice (net/core/dev.c:11488) [ 40.625981][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.626149][ T924] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.626287][ T924] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.626430][ T924] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.626570][ T924] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.626707][ T924] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.626846][ T924] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.626981][ T924] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.627122][ T924] ops_init (net/core/net_namespace.c:137) [ 40.627236][ T924] setup_net (net/core/net_namespace.c:446) [ 40.627339][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.627485][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.627633][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.627770][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.627917][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.628053][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.628189][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.628334][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.628476][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.628624][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.628759][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.628906][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.629041][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.629176][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.629312][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.629451][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.629594][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.629761][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.629902][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.630414][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.630631][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.630831][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.631043][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.631244][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.631464][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.635758][ T924] ------------[ cut here ]------------ | [ 40.635913][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/924 | [ 40.636161][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.636582][ T924] Tainted: [W]=WARN [ 40.636682][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.636848][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.637020][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.637529][ T924] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 40.637697][ T924] RAX: 00000000ffffffa6 RBX: ff1100000a186ac0 RCX: 1ff400000010eee9 [ 40.637896][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186b7c [ 40.638121][ T924] RBP: ff11000005041000 R08: 1fe2200001430d71 R09: ff11000009265180 [ 40.638326][ T924] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.638535][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005041000 [ 40.638737][ T924] FS: 00007f61bb954840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.638985][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.639152][ T924] CR2: 00007f02b253f493 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.639371][ T924] PKRU: 55555554 [ 40.639485][ T924] Call Trace: [ 40.639636][ T924] [ 40.639704][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.639844][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.639998][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.640104][ T924] register_netdevice (net/core/dev.c:11488) [ 40.640238][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.640792][ T924] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.640929][ T924] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.641062][ T924] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.641206][ T924] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.641340][ T924] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.641495][ T924] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.641639][ T924] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.641776][ T924] ops_init (net/core/net_namespace.c:137) [ 40.641879][ T924] setup_net (net/core/net_namespace.c:446) [ 40.641981][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.642112][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.642258][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.642396][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.642536][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.642671][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.642805][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.642939][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.643076][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.643231][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.643377][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.643529][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.643662][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.643794][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.643939][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.644071][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.644206][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.644375][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.644516][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.644994][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.645214][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.645421][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.645638][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.645837][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.646034][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.650856][ T924] ------------[ cut here ]------------ | [ 40.651010][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/924 | [ 40.651282][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.651710][ T924] Tainted: [W]=WARN [ 40.651808][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.651975][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.652174][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.652650][ T924] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 40.652816][ T924] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff400000010eee9 [ 40.653194][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 40.653395][ T924] RBP: ff1100000dae9000 R08: 1fe2200002514059 R09: ff11000009265180 [ 40.653597][ T924] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.653791][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dae9000 [ 40.653991][ T924] FS: 00007f61bb954840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.654230][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.654397][ T924] CR2: 00007f02b253f493 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.654598][ T924] PKRU: 55555554 [ 40.654697][ T924] Call Trace: [ 40.654795][ T924] [ 40.654864][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.655002][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.655135][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.655237][ T924] register_netdevice (net/core/dev.c:11488) [ 40.655376][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.655559][ T924] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.655693][ T924] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 40.655826][ T924] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 40.655961][ T924] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 40.656095][ T924] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 40.656228][ T924] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 40.656381][ T924] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 40.656515][ T924] ops_init (net/core/net_namespace.c:137) [ 40.656620][ T924] setup_net (net/core/net_namespace.c:446) [ 40.656721][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.656852][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.656994][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.657129][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.657263][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.657403][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.657557][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.657691][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.657826][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.657969][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.658102][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.658237][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.658374][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.658508][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.658689][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.658844][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.658978][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.659140][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.659286][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.659913][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.660122][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.660319][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.660522][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.660720][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.660918][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.665278][ T924] ------------[ cut here ]------------ | [ 40.665445][ T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/924 | [ 40.665682][ T924] Modules linked in: ip6_gre ip_gre gre | [ 40.666087][ T924] Tainted: [W]=WARN [ 40.666210][ T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.666384][ T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.666574][ T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.667052][ T924] RSP: 0018:ffa0000000877a70 EFLAGS: 00010286 [ 40.667220][ T924] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff400000010ef14 [ 40.667426][ T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 40.667629][ T924] RBP: ff1100000505c000 R08: 1fe2200001430f69 R09: ff11000009265180 [ 40.667851][ T924] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 40.668051][ T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000505c000 [ 40.668254][ T924] FS: 00007f61bb954840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.668495][ T924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.668667][ T924] CR2: 00007f02b253f493 CR3: 0000000004b7f004 CR4: 0000000000771ef0 [ 40.669038][ T924] PKRU: 55555554 [ 40.669139][ T924] Call Trace: [ 40.669240][ T924] [ 40.669308][ T924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.669451][ T924] ? notifier_call_chain (kernel/notifier.c:85) [ 40.669588][ T924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.669691][ T924] register_netdevice (net/core/dev.c:11488) [ 40.669833][ T924] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 40.670013][ T924] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.670148][ T924] register_netdev (net/core/dev.c:11552) [ 40.670284][ T924] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 40.670426][ T924] ops_init (net/core/net_namespace.c:137) [ 40.670533][ T924] setup_net (net/core/net_namespace.c:446) [ 40.670634][ T924] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 40.670767][ T924] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 40.670923][ T924] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 40.671058][ T924] copy_net_ns (net/core/net_namespace.c:579) [ 40.671199][ T924] create_new_namespaces (kernel/nsproxy.c:132) [ 40.671335][ T924] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 40.671477][ T924] ksys_unshare (kernel/fork.c:3243) [ 40.671630][ T924] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.671764][ T924] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 40.671898][ T924] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 40.672031][ T924] ? __ia32_sys_open (fs/open.c:1374) [ 40.672167][ T924] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 40.672299][ T924] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 40.672437][ T924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.672589][ T924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.672726][ T924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.672862][ T924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.673038][ T924] RIP: 0033:0x7f61bbc16bcb [ 40.673178][ T924] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 40.673715][ T924] RSP: 002b:00007ffe043384b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 40.673916][ T924] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61bbc16bcb [ 40.674116][ T924] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 40.674337][ T924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 40.674553][ T924] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0433a6e0 [ 40.674753][ T924] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0433c877 | [ 40.707262][ T925] ------------[ cut here ]------------ | [ 40.707986][ T925] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/925 | [ 40.708226][ T925] Modules linked in: ip6_gre ip_gre gre | [ 40.708700][ T925] Tainted: [W]=WARN [ 40.708823][ T925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.709016][ T925] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.709193][ T925] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.709699][ T925] RSP: 0018:ffa0000000516e30 EFLAGS: 00010286 [ 40.709891][ T925] RAX: 00000000ffffffa6 RBX: ff1100000e21e040 RCX: 1ff40000000a2d8c [ 40.710096][ T925] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e0fc [ 40.710298][ T925] RBP: ff1100000ff84000 R08: 1fe2200001c43c21 R09: ff11000004db8b80 [ 40.710508][ T925] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.710732][ T925] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6f8088 [ 40.710938][ T925] FS: 00007fad3cff9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.711201][ T925] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.711378][ T925] CR2: 000000000042ebe0 CR3: 000000000a195005 CR4: 0000000000771ef0 [ 40.711590][ T925] PKRU: 55555554 [ 40.711703][ T925] Call Trace: [ 40.711829][ T925] [ 40.711901][ T925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.712039][ T925] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.712203][ T925] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.712310][ T925] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 40.712455][ T925] __dev_notify_flags (net/core/dev.c:9787) [ 40.712606][ T925] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 40.712746][ T925] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 40.712885][ T925] ? netif_change_name (net/core/dev.c:1495) [ 40.713021][ T925] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 40.713158][ T925] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 40.713307][ T925] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 40.713455][ T925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.713596][ T925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.713733][ T925] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 40.713871][ T925] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 40.714007][ T925] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 40.714142][ T925] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 40.714281][ T925] veth_newlink (drivers/net/veth.c:1871) [ 40.714425][ T925] ? veth_poll_controller (drivers/net/veth.c:1470) [ 40.714567][ T925] ? kasan_save_stack (mm/kasan/common.c:57) [ 40.714716][ T925] ? kasan_save_track (mm/kasan/common.c:78) [ 40.714853][ T925] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 40.715007][ T925] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 40.715143][ T925] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 40.715280][ T925] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 40.715423][ T925] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.715568][ T925] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 40.715780][ T925] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 40.715932][ T925] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 40.716069][ T925] ? __dev_get_by_name (net/core/dev.c:883) [ 40.716203][ T925] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 40.716354][ T925] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 40.716495][ T925] rtnl_newlink (net/core/rtnetlink.c:4150) [ 40.716639][ T925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.716779][ T925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.716941][ T925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.717079][ T925] ? mark_usage (kernel/locking/lockdep.c:4674) [ 40.717226][ T925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.717376][ T925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.717516][ T925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.717662][ T925] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 40.717808][ T925] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.717944][ T925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.718080][ T925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.718220][ T925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.718361][ T925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.718528][ T925] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 40.718667][ T925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.718819][ T925] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.718961][ T925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.719108][ T925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.719259][ T925] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.719401][ T925] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.719546][ T925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.719684][ T925] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 40.719830][ T925] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.719980][ T925] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 40.720383][ T925] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 40.720528][ T925] ? copy_msghdr_from_user (net/socket.c:2635) [ 40.720668][ T925] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 40.720839][ T925] ? move_addr_to_kernel (net/socket.c:258) [ 40.720980][ T925] ___sys_sendmsg (net/socket.c:2752) [ 40.721136][ T925] ? copy_msghdr_from_user (net/socket.c:2603) [ 40.721290][ T925] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.721475][ T925] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 40.721617][ T925] __sys_sendmsg (net/socket.c:2784) [ 40.721756][ T925] ? __sys_sendmsg_sock (net/socket.c:2765) [ 40.721898][ T925] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 40.722035][ T925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.722173][ T925] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.722308][ T925] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.722453][ T925] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.722595][ T925] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.722782][ T925] RIP: 0033:0x7fad3d23308e [ 40.722947][ T925] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.723438][ T925] RSP: 002b:00007ffc389ef960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.723650][ T925] RAX: ffffffffffffffda RBX: 00007ffc389f0110 RCX: 00007fad3d23308e [ 40.723870][ T925] RDX: 0000000000000000 RSI: 00007ffc389efa10 RDI: 0000000000000005 [ 40.724089][ T925] RBP: 00007ffc389ef970 R08: 0000000000000000 R09: 0000000000000000 [ 40.724292][ T925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfda [ 40.724499][ T925] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc389f00d0 | [ 40.732034][ T925] ------------[ cut here ]------------ | [ 40.732189][ T925] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/925 | [ 40.733143][ T925] Modules linked in: ip6_gre ip_gre gre | [ 40.733617][ T925] Tainted: [W]=WARN [ 40.733723][ T925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.733907][ T925] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.734136][ T925] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.734633][ T925] RSP: 0018:ffa00000005171b0 EFLAGS: 00010286 [ 40.734804][ T925] RAX: 00000000ffffffa6 RBX: ff1100000d80e040 RCX: 1ff40000000a2dfc [ 40.735017][ T925] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d80e0fc [ 40.735220][ T925] RBP: ff11000008491000 R08: 1fe2200001b01c21 R09: ff11000004db8b80 [ 40.735427][ T925] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 40.735632][ T925] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 40.735836][ T925] FS: 00007fad3cff9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.736075][ T925] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.736245][ T925] CR2: 000000000042ebe0 CR3: 000000000a195005 CR4: 0000000000771ef0 [ 40.736461][ T925] PKRU: 55555554 [ 40.736568][ T925] Call Trace: [ 40.736690][ T925] [ 40.736764][ T925] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.736901][ T925] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.737010][ T925] __dev_notify_flags (net/core/dev.c:9787) [ 40.737147][ T925] ? netif_change_name (net/core/dev.c:1495) [ 40.737285][ T925] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 40.737426][ T925] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 40.737593][ T925] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 40.737731][ T925] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 40.737872][ T925] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 40.738009][ T925] ? __dev_get_by_name (net/core/dev.c:883) [ 40.738144][ T925] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 40.738286][ T925] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 40.738433][ T925] rtnl_newlink (net/core/rtnetlink.c:4150) [ 40.738578][ T925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.738714][ T925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.738849][ T925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.738983][ T925] ? mark_usage (kernel/locking/lockdep.c:4674) [ 40.739119][ T925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.739258][ T925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.739412][ T925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.739557][ T925] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 40.739694][ T925] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.739842][ T925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.739976][ T925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.740116][ T925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.740251][ T925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.740403][ T925] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 40.740544][ T925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.740680][ T925] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.740819][ T925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.740953][ T925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.741092][ T925] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.741231][ T925] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.741376][ T925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.741514][ T925] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 40.741656][ T925] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.741792][ T925] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 40.741947][ T925] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 40.742083][ T925] ? copy_msghdr_from_user (net/socket.c:2635) [ 40.742220][ T925] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 40.742393][ T925] ? move_addr_to_kernel (net/socket.c:258) [ 40.742560][ T925] ___sys_sendmsg (net/socket.c:2752) [ 40.742725][ T925] ? copy_msghdr_from_user (net/socket.c:2603) [ 40.742866][ T925] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.743039][ T925] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 40.743178][ T925] __sys_sendmsg (net/socket.c:2784) [ 40.743317][ T925] ? __sys_sendmsg_sock (net/socket.c:2765) [ 40.743463][ T925] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 40.743604][ T925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.743742][ T925] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.743878][ T925] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.744015][ T925] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.744151][ T925] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.744585][ T925] RIP: 0033:0x7fad3d23308e [ 40.744728][ T925] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.745209][ T925] RSP: 002b:00007ffc389ef960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.745419][ T925] RAX: ffffffffffffffda RBX: 00007ffc389f0110 RCX: 00007fad3d23308e [ 40.745628][ T925] RDX: 0000000000000000 RSI: 00007ffc389efa10 RDI: 0000000000000005 [ 40.745828][ T925] RBP: 00007ffc389ef970 R08: 0000000000000000 R09: 0000000000000000 [ 40.746031][ T925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfda [ 40.746231][ T925] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc389f00d0 | [ 40.776985][ T926] ------------[ cut here ]------------ | [ 40.777166][ T926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/926 | [ 40.777409][ T926] Modules linked in: ip6_gre ip_gre gre | [ 40.777855][ T926] Tainted: [W]=WARN [ 40.777958][ T926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.778123][ T926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.778296][ T926] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.778876][ T926] RSP: 0018:ffa00000009df020 EFLAGS: 00010286 [ 40.779045][ T926] RAX: 00000000ffffffa6 RBX: ff1100000d80e200 RCX: 1ff400000013bdca [ 40.779242][ T926] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d80e2bc [ 40.779542][ T926] RBP: ff11000008491000 R08: 1fe2200001b01c59 R09: ff11000004dbae58 [ 40.779739][ T926] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 40.779937][ T926] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 40.780135][ T926] FS: 00007f6075185840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 40.780459][ T926] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.780649][ T926] CR2: 0000000015e23988 CR3: 00000000100f1001 CR4: 0000000000771ef0 [ 40.780852][ T926] PKRU: 55555554 [ 40.780950][ T926] Call Trace: [ 40.781048][ T926] [ 40.781116][ T926] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.781248][ T926] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.781456][ T926] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 40.781602][ T926] __dev_notify_flags (net/core/dev.c:9787) [ 40.781734][ T926] ? netif_change_name (net/core/dev.c:1495) [ 40.781864][ T926] ? __dev_change_flags (net/core/dev.c:9752) [ 40.781996][ T926] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 40.782127][ T926] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.782258][ T926] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 40.782472][ T926] netif_change_flags (net/core/dev.c:9820) [ 40.782609][ T926] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.782742][ T926] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 40.782876][ T926] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 40.783010][ T926] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 40.783173][ T926] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.783304][ T926] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.783528][ T926] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 40.783669][ T926] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.783811][ T926] ? __kernel_text_address (kernel/extable.c:79) [ 40.783944][ T926] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.784077][ T926] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.784208][ T926] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 40.784342][ T926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.784555][ T926] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.784686][ T926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.784817][ T926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.784956][ T926] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 40.785089][ T926] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 40.785220][ T926] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 40.785416][ T926] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 40.785556][ T926] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 40.785691][ T926] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 40.785827][ T926] rtnl_newlink (net/core/rtnetlink.c:4150) [ 40.785961][ T926] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.786093][ T926] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.786226][ T926] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.786414][ T926] ? mark_usage (kernel/locking/lockdep.c:4674) [ 40.786553][ T926] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.786687][ T926] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.786816][ T926] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.786957][ T926] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.787088][ T926] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.787223][ T926] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.787409][ T926] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 40.787547][ T926] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.787679][ T926] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.787812][ T926] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.787945][ T926] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.788077][ T926] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.788211][ T926] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 40.788383][ T926] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.788517][ T926] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.788657][ T926] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.788794][ T926] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.788929][ T926] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.789064][ T926] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.789197][ T926] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.789355][ T926] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 40.789499][ T926] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.789637][ T926] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 40.789770][ T926] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 40.789906][ T926] ? copy_msghdr_from_user (net/socket.c:2635) [ 40.790040][ T926] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 40.790203][ T926] ? move_addr_to_kernel (net/socket.c:258) [ 40.790338][ T926] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.790479][ T926] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.790618][ T926] ___sys_sendmsg (net/socket.c:2752) [ 40.790749][ T926] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 40.790928][ T926] ? copy_msghdr_from_user (net/socket.c:2603) [ 40.791072][ T926] __sys_sendmsg (net/socket.c:2784) [ 40.791204][ T926] ? __sys_sendmsg_sock (net/socket.c:2765) [ 40.791336][ T926] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 40.791510][ T926] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.791646][ T926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.791779][ T926] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.791911][ T926] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.792046][ T926] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.792192][ T926] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.792361][ T926] RIP: 0033:0x7f60753bf08e [ 40.792500][ T926] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.792973][ T926] RSP: 002b:00007ffdb96eca60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.793170][ T926] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60753bf08e [ 40.793396][ T926] RDX: 0000000000000000 RSI: 00007ffdb96ecb10 RDI: 0000000000000005 [ 40.793600][ T926] RBP: 00007ffdb96eca70 R08: 0000000000000000 R09: 0000000000000000 [ 40.793797][ T926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfda [ 40.793992][ T926] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb96ed1e0 | [ 40.819277][ T927] ------------[ cut here ]------------ | [ 40.820099][ T927] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/927 | [ 40.820418][ T927] Modules linked in: ip6_gre ip_gre gre | [ 40.820833][ T927] Tainted: [W]=WARN [ 40.820946][ T927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.821112][ T927] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.821286][ T927] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.821769][ T927] RSP: 0018:ffa00000009ef020 EFLAGS: 00010286 [ 40.821951][ T927] RAX: 00000000ffffffa6 RBX: ff1100000c984c80 RCX: 1ff400000013ddca [ 40.822170][ T927] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984d3c [ 40.822381][ T927] RBP: ff1100000ff84000 R08: 1fe22000019309a9 R09: ff11000009895158 [ 40.822587][ T927] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 40.822784][ T927] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 40.822986][ T927] FS: 00007f64289a2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 40.823218][ T927] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.823391][ T927] CR2: 00007f6428c721a0 CR3: 000000000d88f006 CR4: 0000000000771ef0 [ 40.823595][ T927] PKRU: 55555554 [ 40.823695][ T927] Call Trace: [ 40.823793][ T927] [ 40.823878][ T927] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.824019][ T927] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.824120][ T927] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 40.824264][ T927] __dev_notify_flags (net/core/dev.c:9787) [ 40.824403][ T927] ? netif_change_name (net/core/dev.c:1495) [ 40.824542][ T927] ? __dev_change_flags (net/core/dev.c:9752) [ 40.824675][ T927] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 40.824807][ T927] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.824947][ T927] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 40.825100][ T927] netif_change_flags (net/core/dev.c:9820) [ 40.825264][ T927] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.825403][ T927] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 40.825544][ T927] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 40.825679][ T927] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 40.825844][ T927] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.825978][ T927] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.826134][ T927] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 40.826271][ T927] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.826421][ T927] ? __kernel_text_address (kernel/extable.c:79) [ 40.826561][ T927] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.826696][ T927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.826828][ T927] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 40.826964][ T927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.827102][ T927] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 40.827234][ T927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.827371][ T927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.827505][ T927] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 40.827643][ T927] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 40.827776][ T927] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 40.827908][ T927] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 40.828044][ T927] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 40.828193][ T927] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 40.828329][ T927] rtnl_newlink (net/core/rtnetlink.c:4150) [ 40.828471][ T927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.828607][ T927] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.828740][ T927] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.828886][ T927] ? mark_usage (kernel/locking/lockdep.c:4674) [ 40.829019][ T927] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.829156][ T927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.829299][ T927] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.829437][ T927] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.829577][ T927] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.829712][ T927] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 40.829846][ T927] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 40.829979][ T927] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.830112][ T927] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.830244][ T927] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.830385][ T927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.830532][ T927] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.830667][ T927] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 40.830800][ T927] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.830933][ T927] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.831069][ T927] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.831203][ T927] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.831337][ T927] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.831480][ T927] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.831620][ T927] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.831760][ T927] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 40.831895][ T927] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.832029][ T927] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 40.832164][ T927] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 40.832298][ T927] ? copy_msghdr_from_user (net/socket.c:2635) [ 40.832441][ T927] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 40.832619][ T927] ? move_addr_to_kernel (net/socket.c:258) [ 40.832753][ T927] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.832899][ T927] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.833033][ T927] ___sys_sendmsg (net/socket.c:2752) [ 40.833166][ T927] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 40.833337][ T927] ? copy_msghdr_from_user (net/socket.c:2603) [ 40.833494][ T927] __sys_sendmsg (net/socket.c:2784) [ 40.833634][ T927] ? __sys_sendmsg_sock (net/socket.c:2765) [ 40.833769][ T927] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 40.833959][ T927] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.834092][ T927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.834227][ T927] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.834364][ T927] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.834498][ T927] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.834637][ T927] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.834801][ T927] RIP: 0033:0x7f6428bdc08e [ 40.834942][ T927] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.835418][ T927] RSP: 002b:00007ffcb5519950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.835625][ T927] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6428bdc08e [ 40.835823][ T927] RDX: 0000000000000000 RSI: 00007ffcb5519a00 RDI: 0000000000000005 [ 40.836019][ T927] RBP: 00007ffcb5519960 R08: 0000000000000000 R09: 0000000000000000 [ 40.836239][ T927] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 40.836471][ T927] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb551a0d0 | [ 40.844794][ T36] ------------[ cut here ]------------ | [ 40.845003][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36 | [ 40.845293][ T36] Modules linked in: ip6_gre ip_gre gre | [ 40.845917][ T36] Tainted: [W]=WARN [ 40.846061][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.846265][ T36] Workqueue: events_unbound linkwatch_event [ 40.846517][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.846772][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.847256][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 40.847534][ T36] RAX: 00000000ffffffa6 RBX: ff1100000d80e580 RCX: 1ff4000000051f02 [ 40.847767][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d80e63c [ 40.848001][ T36] RBP: ff11000008491000 R08: 1fe2200001b01cc9 R09: ff11000001d751a8 [ 40.848232][ T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 40.848499][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 40.848756][ T36] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 40.849018][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.849221][ T36] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 40.849468][ T36] PKRU: 55555554 [ 40.849618][ T36] Call Trace: [ 40.849759][ T36] [ 40.849873][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.850047][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 40.850220][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.850388][ T36] netif_state_change (net/core/dev.c:1605) [ 40.850570][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.850775][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 40.850949][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 40.851124][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.851300][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 40.851498][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 40.851681][ T36] process_one_work (kernel/workqueue.c:3314) [ 40.851859][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 40.852032][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.852222][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 40.852414][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 40.852597][ T36] kthread (kernel/kthread.c:436) [ 40.852740][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.852942][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 40.853116][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.853292][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 40.853516][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.853705][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 40.853879][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.925789][ T929] ------------[ cut here ]------------ | [ 40.925972][ T929] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/929 | [ 40.926205][ T929] Modules linked in: ip6_gre ip_gre gre | [ 40.926624][ T929] Tainted: [W]=WARN [ 40.926732][ T929] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.926899][ T929] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 40.927071][ T929] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 40.927553][ T929] RSP: 0018:ffa0000000a0f150 EFLAGS: 00010286 [ 40.927719][ T929] RAX: 00000000ffffffa6 RBX: ff1100000ee70ac0 RCX: 1ff4000000141df0 [ 40.927918][ T929] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee70b7c [ 40.928118][ T929] RBP: ff1100000ff84000 R08: 1fe2200001dce171 R09: ff1100000ea5d158 [ 40.928313][ T929] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 40.928514][ T929] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bbd43c0 [ 40.928717][ T929] FS: 00007f27cd142840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 40.928946][ T929] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.929111][ T929] CR2: 00000000004ebb28 CR3: 0000000012872002 CR4: 0000000000771ef0 [ 40.929306][ T929] PKRU: 55555554 [ 40.929495][ T929] Call Trace: [ 40.929597][ T929] [ 40.929665][ T929] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 40.929803][ T929] ? notifier_call_chain (kernel/notifier.c:85) [ 40.929934][ T929] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 40.930035][ T929] netif_state_change (net/core/dev.c:1605) [ 40.930168][ T929] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.930332][ T929] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 40.930570][ T929] linkwatch_sync_dev (net/core/link_watch.c:295) [ 40.930701][ T929] rtnl_getlink (net/core/rtnetlink.c:4273) [ 40.930832][ T929] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.930961][ T929] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.931091][ T929] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 40.931221][ T929] ? mark_usage (kernel/locking/lockdep.c:4674) [ 40.931439][ T929] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.931575][ T929] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.931724][ T929] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.931857][ T929] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.931988][ T929] ? mark_usage (kernel/locking/lockdep.c:4674) [ 40.932119][ T929] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.932249][ T929] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.932441][ T929] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 40.932579][ T929] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 40.932711][ T929] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 40.932878][ T929] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 40.933010][ T929] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.933140][ T929] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.933272][ T929] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 40.933489][ T929] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 40.933643][ T929] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 40.933774][ T929] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.933904][ T929] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.934038][ T929] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.934168][ T929] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.934300][ T929] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.934491][ T929] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.934635][ T929] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.934773][ T929] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 40.934905][ T929] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 40.935036][ T929] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 40.935169][ T929] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 40.935302][ T929] ? copy_msghdr_from_user (net/socket.c:2635) [ 40.935546][ T929] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 40.935710][ T929] ? move_addr_to_kernel (net/socket.c:258) [ 40.935843][ T929] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.935976][ T929] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 40.936142][ T929] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.936272][ T929] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 40.936481][ T929] ___sys_sendmsg (net/socket.c:2752) [ 40.936616][ T929] ? copy_msghdr_from_user (net/socket.c:2603) [ 40.936748][ T929] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 40.936886][ T929] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 40.937017][ T929] ? do_getsockname (net/socket.c:2192) [ 40.937154][ T929] __sys_sendmsg (net/socket.c:2784) [ 40.937285][ T929] ? __sys_sendmsg_sock (net/socket.c:2765) [ 40.937428][ T929] ? __sys_getsockname (net/socket.c:2210) [ 40.937567][ T929] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 40.937715][ T929] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 40.937860][ T929] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 40.937992][ T929] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 40.938124][ T929] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.938285][ T929] RIP: 0033:0x7f27cd37c08e [ 40.938457][ T929] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.938936][ T929] RSP: 002b:00007fffaed8f670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.939134][ T929] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f27cd37c08e [ 40.939329][ T929] RDX: 0000000000000000 RSI: 00007fffaed8f720 RDI: 0000000000000006 [ 40.939562][ T929] RBP: 00007fffaed8f680 R08: 0000000000000000 R09: 0000000000000000 [ 40.939755][ T929] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 40.939951][ T929] R13: 00007fffaed8f7d0 R14: 000000000000000d R15: 00007fffaed9087a | [ 41.044503][ T932] ------------[ cut here ]------------ | [ 41.044773][ T932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/932 | [ 41.045154][ T932] Modules linked in: ip6_gre ip_gre gre | [ 41.045841][ T932] Tainted: [W]=WARN [ 41.046005][ T932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.046273][ T932] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.046575][ T932] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.047366][ T932] RSP: 0018:ffa0000000a3f1b0 EFLAGS: 00010286 [ 41.047649][ T932] RAX: 00000000ffffffa6 RBX: ff1100000b4538c0 RCX: 1ff4000000147dfc [ 41.047978][ T932] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45397c [ 41.048305][ T932] RBP: ff11000009969000 R08: 1fe220000168a731 R09: ff11000010238b80 [ 41.048648][ T932] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 41.048973][ T932] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 41.049302][ T932] FS: 00007f5a4d966840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 41.049698][ T932] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.049973][ T932] CR2: 00007f5a4db5f460 CR3: 000000000ee25001 CR4: 0000000000771ef0 [ 41.050302][ T932] PKRU: 55555554 [ 41.050473][ T932] Call Trace: [ 41.050642][ T932] [ 41.050757][ T932] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.050983][ T932] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.051150][ T932] __dev_notify_flags (net/core/dev.c:9787) [ 41.051374][ T932] ? netif_change_name (net/core/dev.c:1495) [ 41.051601][ T932] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.051816][ T932] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 41.052042][ T932] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 41.052278][ T932] ? nla_strscpy (lib/nlattr.c:795) [ 41.052517][ T932] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 41.052743][ T932] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 41.052964][ T932] ? __dev_get_by_name (net/core/dev.c:883) [ 41.053180][ T932] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 41.053419][ T932] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 41.053654][ T932] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.053875][ T932] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.054090][ T932] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.054305][ T932] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.054536][ T932] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.054748][ T932] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.054972][ T932] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.055192][ T932] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.055417][ T932] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.055639][ T932] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.055852][ T932] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.056070][ T932] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.056290][ T932] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.056516][ T932] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.056743][ T932] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.056960][ T932] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.057179][ T932] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.057413][ T932] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.057636][ T932] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.057858][ T932] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.058085][ T932] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.058301][ T932] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.058535][ T932] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.058755][ T932] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.058976][ T932] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.059196][ T932] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.059421][ T932] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.059647][ T932] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.059912][ T932] ? move_addr_to_kernel (net/socket.c:258) [ 41.060139][ T932] ___sys_sendmsg (net/socket.c:2752) [ 41.060368][ T932] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.060593][ T932] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.060831][ T932] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 41.061055][ T932] __sys_sendmsg (net/socket.c:2784) [ 41.061275][ T932] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.061509][ T932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.061736][ T932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.061957][ T932] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.062175][ T932] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.062399][ T932] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.062626][ T932] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.062894][ T932] RIP: 0033:0x7f5a4dba008e [ 41.063124][ T932] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.063916][ T932] RSP: 002b:00007ffd13165620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.064247][ T932] RAX: ffffffffffffffda RBX: 00007ffd13165dd0 RCX: 00007f5a4dba008e [ 41.064589][ T932] RDX: 0000000000000000 RSI: 00007ffd131656d0 RDI: 0000000000000005 [ 41.064917][ T932] RBP: 00007ffd13165630 R08: 0000000000000000 R09: 0000000000000000 [ 41.065245][ T932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.065584][ T932] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd13165da0 | [ 41.105429][ T933] ------------[ cut here ]------------ | [ 41.106055][ T933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/933 | [ 41.107994][ T933] Modules linked in: ip6_gre ip_gre gre | [ 41.108679][ T933] Tainted: [W]=WARN [ 41.108845][ T933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.109120][ T933] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.109414][ T933] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.110211][ T933] RSP: 0018:ffa0000000a4f1b0 EFLAGS: 00010286 [ 41.110604][ T933] RAX: 00000000ffffffa6 RBX: ff1100000fb298c0 RCX: 1ff4000000149dfc [ 41.110930][ T933] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2997c [ 41.111270][ T933] RBP: ff11000010274000 R08: 1fe2200001f65331 R09: ff1100001023d180 [ 41.111708][ T933] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 41.112035][ T933] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 41.112485][ T933] FS: 00007fd77fe35840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 41.113038][ T933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.113314][ T933] CR2: 00007fd78002e460 CR3: 000000000d88f003 CR4: 0000000000771ef0 [ 41.113791][ T933] PKRU: 55555554 [ 41.113953][ T933] Call Trace: [ 41.114116][ T933] [ 41.114230][ T933] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.114589][ T933] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.114785][ T933] __dev_notify_flags (net/core/dev.c:9787) [ 41.115165][ T933] ? netif_change_name (net/core/dev.c:1495) [ 41.115550][ T933] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.115779][ T933] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 41.116005][ T933] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 41.116225][ T933] ? nla_strscpy (lib/nlattr.c:795) [ 41.116455][ T933] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 41.116680][ T933] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 41.116896][ T933] ? __dev_get_by_name (net/core/dev.c:883) [ 41.117111][ T933] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 41.117341][ T933] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 41.117582][ T933] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.117804][ T933] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.118032][ T933] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.118249][ T933] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.118473][ T933] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.118697][ T933] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.118929][ T933] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.119150][ T933] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.119383][ T933] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.119608][ T933] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.119827][ T933] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.120043][ T933] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.120266][ T933] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.120493][ T933] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.120736][ T933] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.120953][ T933] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.121174][ T933] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.121409][ T933] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.121632][ T933] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.121854][ T933] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.122076][ T933] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.122296][ T933] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.122525][ T933] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.122751][ T933] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.122974][ T933] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.123196][ T933] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.123423][ T933] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.123648][ T933] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.123920][ T933] ? move_addr_to_kernel (net/socket.c:258) [ 41.124149][ T933] ___sys_sendmsg (net/socket.c:2752) [ 41.124371][ T933] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.124599][ T933] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.124839][ T933] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 41.125080][ T933] __sys_sendmsg (net/socket.c:2784) [ 41.125301][ T933] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.125547][ T933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.125766][ T933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.125989][ T933] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.126209][ T933] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.126439][ T933] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.126668][ T933] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.126940][ T933] RIP: 0033:0x7fd78006f08e [ 41.127172][ T933] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.127983][ T933] RSP: 002b:00007ffdd5d86be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.128315][ T933] RAX: ffffffffffffffda RBX: 00007ffdd5d87390 RCX: 00007fd78006f08e [ 41.128659][ T933] RDX: 0000000000000000 RSI: 00007ffdd5d86c90 RDI: 0000000000000005 [ 41.128985][ T933] RBP: 00007ffdd5d86bf0 R08: 0000000000000000 R09: 0000000000000000 [ 41.129325][ T933] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.129666][ T933] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd5d87360 | [ 41.167612][ T934] ------------[ cut here ]------------ | [ 41.167767][ T934] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/934 | [ 41.168025][ T934] Modules linked in: ip6_gre ip_gre gre | [ 41.168441][ T934] Tainted: [W]=WARN [ 41.168556][ T934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.168726][ T934] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.169221][ T934] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.169731][ T934] RSP: 0018:ffa0000000a5f020 EFLAGS: 00010286 [ 41.169900][ T934] RAX: 00000000ffffffa6 RBX: ff1100000b62f380 RCX: 1ff400000014bdca [ 41.170097][ T934] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f43c [ 41.170297][ T934] RBP: ff11000009969000 R08: 1fe22000016c5e89 R09: ff11000009852e58 [ 41.170511][ T934] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 41.170736][ T934] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 41.170938][ T934] FS: 00007f69775c1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 41.171172][ T934] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.171339][ T934] CR2: 00007f69778911a0 CR3: 000000001294f004 CR4: 0000000000771ef0 [ 41.171560][ T934] PKRU: 55555554 [ 41.171662][ T934] Call Trace: [ 41.171762][ T934] [ 41.171831][ T934] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.171971][ T934] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.172073][ T934] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 41.172205][ T934] __dev_notify_flags (net/core/dev.c:9787) [ 41.172339][ T934] ? netif_change_name (net/core/dev.c:1495) [ 41.172480][ T934] ? __dev_change_flags (net/core/dev.c:9752) [ 41.172628][ T934] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 41.172761][ T934] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.172894][ T934] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 41.173029][ T934] netif_change_flags (net/core/dev.c:9820) [ 41.173163][ T934] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 41.173297][ T934] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 41.173437][ T934] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 41.173581][ T934] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 41.173763][ T934] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.173898][ T934] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.174043][ T934] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 41.174178][ T934] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.174313][ T934] ? __kernel_text_address (kernel/extable.c:79) [ 41.174457][ T934] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.174604][ T934] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.174737][ T934] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.174871][ T934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.175005][ T934] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 41.175136][ T934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.175273][ T934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.175413][ T934] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 41.175556][ T934] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 41.175692][ T934] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 41.175824][ T934] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.175956][ T934] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 41.176090][ T934] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 41.176226][ T934] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.176444][ T934] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.176590][ T934] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.176726][ T934] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.176872][ T934] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.177004][ T934] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.177138][ T934] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.177270][ T934] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.177483][ T934] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.177626][ T934] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.177761][ T934] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.177893][ T934] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.178026][ T934] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.178158][ T934] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.178290][ T934] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.178498][ T934] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.178647][ T934] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.178784][ T934] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.178918][ T934] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.179051][ T934] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.179192][ T934] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.179324][ T934] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.179537][ T934] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.179679][ T934] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.179815][ T934] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.179972][ T934] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.180110][ T934] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.180246][ T934] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.180451][ T934] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.180598][ T934] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.180731][ T934] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.180897][ T934] ? move_addr_to_kernel (net/socket.c:258) [ 41.181043][ T934] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.181187][ T934] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.181322][ T934] ___sys_sendmsg (net/socket.c:2752) [ 41.181577][ T934] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 41.181761][ T934] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.181916][ T934] __sys_sendmsg (net/socket.c:2784) [ 41.182049][ T934] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.182186][ T934] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 41.182360][ T934] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 41.182494][ T934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.182640][ T934] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.182776][ T934] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.182908][ T934] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.183042][ T934] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.183209][ T934] RIP: 0033:0x7f69777fb08e [ 41.183356][ T934] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.183851][ T934] RSP: 002b:00007ffd13004b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.184051][ T934] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f69777fb08e [ 41.184250][ T934] RDX: 0000000000000000 RSI: 00007ffd13004c40 RDI: 0000000000000005 [ 41.184455][ T934] RBP: 00007ffd13004ba0 R08: 0000000000000000 R09: 0000000000000000 [ 41.184664][ T934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.184861][ T934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd13005310 | [ 41.220217][ T935] ------------[ cut here ]------------ | [ 41.221180][ T935] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/935 | [ 41.221564][ T935] Modules linked in: ip6_gre ip_gre gre | [ 41.222211][ T935] Tainted: [W]=WARN [ 41.222379][ T935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.222652][ T935] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.222926][ T935] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.223692][ T935] RSP: 0018:ffa0000000757020 EFLAGS: 00010286 [ 41.223958][ T935] RAX: 00000000ffffffa6 RBX: ff1100000fb29000 RCX: 1ff40000000eadca [ 41.224295][ T935] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb290bc [ 41.224628][ T935] RBP: ff11000010274000 R08: 1fe2200001f65219 R09: ff11000009850b58 [ 41.224944][ T935] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 41.225276][ T935] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 41.225603][ T935] FS: 00007f88a1f3d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 41.225973][ T935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.226241][ T935] CR2: 000000001156a988 CR3: 000000000a154001 CR4: 0000000000771ef0 [ 41.226578][ T935] PKRU: 55555554 [ 41.226736][ T935] Call Trace: [ 41.226892][ T935] [ 41.227004][ T935] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.227231][ T935] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.227399][ T935] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 41.227617][ T935] __dev_notify_flags (net/core/dev.c:9787) [ 41.227829][ T935] ? netif_change_name (net/core/dev.c:1495) [ 41.228041][ T935] ? __dev_change_flags (net/core/dev.c:9752) [ 41.228265][ T935] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 41.228485][ T935] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.228704][ T935] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 41.228921][ T935] netif_change_flags (net/core/dev.c:9820) [ 41.229134][ T935] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 41.229353][ T935] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 41.229577][ T935] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 41.229790][ T935] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 41.230056][ T935] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.230269][ T935] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.230498][ T935] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 41.230716][ T935] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.230931][ T935] ? __kernel_text_address (kernel/extable.c:79) [ 41.231144][ T935] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.231367][ T935] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.231583][ T935] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.231795][ T935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.232007][ T935] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 41.232215][ T935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.232432][ T935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.232654][ T935] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 41.232867][ T935] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 41.233082][ T935] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 41.233308][ T935] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.233532][ T935] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 41.233750][ T935] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 41.233966][ T935] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.234183][ T935] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.234401][ T935] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.234631][ T935] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.234840][ T935] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.235050][ T935] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.235268][ T935] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.235489][ T935] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.235706][ T935] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.235918][ T935] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.236132][ T935] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.236354][ T935] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.236575][ T935] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.236785][ T935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.236996][ T935] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.237211][ T935] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.237428][ T935] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.237651][ T935] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.237874][ T935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.238095][ T935] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.238314][ T935] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.238542][ T935] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.238768][ T935] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.238982][ T935] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.239194][ T935] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.239418][ T935] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.239639][ T935] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.239864][ T935] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.240078][ T935] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.240290][ T935] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.240535][ T935] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.240800][ T935] ? move_addr_to_kernel (net/socket.c:258) [ 41.241015][ T935] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.241228][ T935] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.241450][ T935] ___sys_sendmsg (net/socket.c:2752) [ 41.241664][ T935] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 41.241927][ T935] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.242164][ T935] __sys_sendmsg (net/socket.c:2784) [ 41.242392][ T935] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.242619][ T935] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 41.242887][ T935] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 41.243113][ T935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.243329][ T935] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.243558][ T935] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.243769][ T935] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.243982][ T935] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.244245][ T935] RIP: 0033:0x7f88a217708e [ 41.244473][ T935] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.245234][ T935] RSP: 002b:00007ffd701a7f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.245611][ T935] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f88a217708e [ 41.245941][ T935] RDX: 0000000000000000 RSI: 00007ffd701a7fe0 RDI: 0000000000000005 [ 41.246259][ T935] RBP: 00007ffd701a7f40 R08: 0000000000000000 R09: 0000000000000000 [ 41.246589][ T935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.246908][ T935] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd701a86b0 | [ 41.359446][ T938] ------------[ cut here ]------------ | [ 41.359636][ T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/938 | [ 41.359908][ T938] Modules linked in: ip6_gre ip_gre gre | [ 41.360340][ T938] Tainted: [W]=WARN [ 41.360453][ T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.360642][ T938] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.360823][ T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.361316][ T938] RSP: 0018:ffa0000000517090 EFLAGS: 00010286 [ 41.361499][ T938] RAX: 00000000ffffffa6 RBX: ff1100000bcaf1c0 RCX: 1ff40000000a2dd8 [ 41.361717][ T938] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf27c [ 41.361925][ T938] RBP: ff11000009969000 R08: 1fe2200001795e51 R09: ff11000005a7d180 [ 41.362131][ T938] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 41.362344][ T938] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 41.362584][ T938] FS: 00007f7c06385840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 41.362946][ T938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.363139][ T938] CR2: 00007f7c0657e460 CR3: 000000000a154003 CR4: 0000000000771ef0 [ 41.363354][ T938] PKRU: 55555554 [ 41.363462][ T938] Call Trace: [ 41.363573][ T938] [ 41.363662][ T938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.363826][ T938] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 41.363969][ T938] notifier_call_chain (kernel/notifier.c:85) [ 41.364145][ T938] __netdev_upper_dev_link (net/core/dev.c:8931) [ 41.364315][ T938] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 41.364477][ T938] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 41.364640][ T938] netdev_upper_dev_link (net/core/dev.c:8972) [ 41.364794][ T938] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 41.364950][ T938] register_vlan_dev (net/8021q/vlan.c:183) [ 41.365180][ T938] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 41.365367][ T938] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 41.365510][ T938] ? nla_strscpy (lib/nlattr.c:795) [ 41.365662][ T938] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 41.365849][ T938] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 41.365990][ T938] ? __dev_get_by_name (net/core/dev.c:883) [ 41.366132][ T938] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 41.366276][ T938] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 41.366425][ T938] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.366573][ T938] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.366723][ T938] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.366862][ T938] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.367008][ T938] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.367146][ T938] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.367292][ T938] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.367441][ T938] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.367601][ T938] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.367770][ T938] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.367911][ T938] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.368067][ T938] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.368238][ T938] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.368381][ T938] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.368524][ T938] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.368676][ T938] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.368816][ T938] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.368961][ T938] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.369099][ T938] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.369239][ T938] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.369383][ T938] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.369525][ T938] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.369672][ T938] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.369860][ T938] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.370014][ T938] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.370157][ T938] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.370313][ T938] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.370474][ T938] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.370666][ T938] ? move_addr_to_kernel (net/socket.c:258) [ 41.370814][ T938] ___sys_sendmsg (net/socket.c:2752) [ 41.370953][ T938] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.371095][ T938] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.371245][ T938] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 41.371393][ T938] __sys_sendmsg (net/socket.c:2784) [ 41.371546][ T938] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.371694][ T938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.371833][ T938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.371974][ T938] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.372122][ T938] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.372271][ T938] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.372420][ T938] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.372604][ T938] RIP: 0033:0x7f7c065bf08e [ 41.372764][ T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.373263][ T938] RSP: 002b:00007ffc07f74420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.373483][ T938] RAX: ffffffffffffffda RBX: 00007ffc07f74be0 RCX: 00007f7c065bf08e [ 41.373700][ T938] RDX: 0000000000000000 RSI: 00007ffc07f744d0 RDI: 0000000000000005 [ 41.373909][ T938] RBP: 00007ffc07f74430 R08: 0000000000000000 R09: 0000000000000000 [ 41.374115][ T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.374326][ T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc07f74ba0 | [ 41.376033][ T938] ------------[ cut here ]------------ | [ 41.376182][ T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/938 | [ 41.376429][ T938] Modules linked in: ip6_gre ip_gre gre | [ 41.376869][ T938] Tainted: [W]=WARN [ 41.376973][ T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.377147][ T938] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.377323][ T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.377856][ T938] RSP: 0018:ffa00000005171b0 EFLAGS: 00010286 [ 41.378031][ T938] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff40000000a2dfc [ 41.378234][ T938] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 41.378444][ T938] RBP: ff11000006271000 R08: 1fe22000004f17d9 R09: ff11000005a7d180 [ 41.378655][ T938] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 41.378913][ T938] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 41.379122][ T938] FS: 00007f7c06385840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 41.379373][ T938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.379552][ T938] CR2: 000055f6a15ced5c CR3: 000000000a154002 CR4: 0000000000771ef0 [ 41.379769][ T938] PKRU: 55555554 [ 41.379871][ T938] Call Trace: [ 41.379972][ T938] [ 41.380042][ T938] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.380179][ T938] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.380313][ T938] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.380425][ T938] __dev_notify_flags (net/core/dev.c:9787) [ 41.380569][ T938] ? netdev_update_features (net/core/dev.c:11098) [ 41.380784][ T938] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 41.380957][ T938] ? netif_change_name (net/core/dev.c:1495) [ 41.381148][ T938] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 41.381289][ T938] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 41.381444][ T938] ? register_vlan_dev (net/8021q/vlan.c:196) [ 41.381596][ T938] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 41.381779][ T938] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 41.381928][ T938] ? nla_strscpy (lib/nlattr.c:795) [ 41.382069][ T938] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 41.382208][ T938] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 41.382359][ T938] ? __dev_get_by_name (net/core/dev.c:883) [ 41.382499][ T938] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 41.382660][ T938] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 41.382799][ T938] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.382937][ T938] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.383074][ T938] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.383208][ T938] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.383342][ T938] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.383488][ T938] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.383643][ T938] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.383779][ T938] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.383913][ T938] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.384047][ T938] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.384185][ T938] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.384319][ T938] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.384464][ T938] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.384612][ T938] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.384748][ T938] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.384882][ T938] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.385017][ T938] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.385154][ T938] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.385289][ T938] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.385430][ T938] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.385579][ T938] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.385722][ T938] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.385863][ T938] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.386053][ T938] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.386195][ T938] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.386334][ T938] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.386557][ T938] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.386733][ T938] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.386910][ T938] ? move_addr_to_kernel (net/socket.c:258) [ 41.387052][ T938] ___sys_sendmsg (net/socket.c:2752) [ 41.387195][ T938] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.387337][ T938] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.387505][ T938] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 41.387725][ T938] __sys_sendmsg (net/socket.c:2784) [ 41.387871][ T938] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.388022][ T938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.388173][ T938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.388314][ T938] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.388489][ T938] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.388649][ T938] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.388793][ T938] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.388968][ T938] RIP: 0033:0x7f7c065bf08e [ 41.389121][ T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.389641][ T938] RSP: 002b:00007ffc07f74420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.389848][ T938] RAX: ffffffffffffffda RBX: 00007ffc07f74be0 RCX: 00007f7c065bf08e [ 41.390050][ T938] RDX: 0000000000000000 RSI: 00007ffc07f744d0 RDI: 0000000000000005 [ 41.390252][ T938] RBP: 00007ffc07f74430 R08: 0000000000000000 R09: 0000000000000000 [ 41.390461][ T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.390677][ T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc07f74ba0 | [ 41.436477][ T939] ------------[ cut here ]------------ | [ 41.436663][ T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939 | [ 41.436906][ T939] Modules linked in: ip6_gre ip_gre gre | [ 41.437332][ T939] Tainted: [W]=WARN [ 41.437445][ T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.437629][ T939] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.437809][ T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.438303][ T939] RSP: 0018:ffa0000000517090 EFLAGS: 00010286 [ 41.438487][ T939] RAX: 00000000ffffffa6 RBX: ff11000010781540 RCX: 1ff40000000a2dd8 [ 41.438702][ T939] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107815fc [ 41.438907][ T939] RBP: ff11000010274000 R08: 1fe22000020f02c1 R09: ff11000009a7ae80 [ 41.439112][ T939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 41.439318][ T939] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 41.439539][ T939] FS: 00007f21d1cd6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 41.439788][ T939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.439961][ T939] CR2: 00007f21d1ecf460 CR3: 0000000009162006 CR4: 0000000000771ef0 [ 41.440169][ T939] PKRU: 55555554 [ 41.440272][ T939] Call Trace: [ 41.440383][ T939] [ 41.440456][ T939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.440611][ T939] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 41.440750][ T939] notifier_call_chain (kernel/notifier.c:85) [ 41.440892][ T939] __netdev_upper_dev_link (net/core/dev.c:8931) [ 41.441034][ T939] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 41.441176][ T939] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 41.441317][ T939] netdev_upper_dev_link (net/core/dev.c:8972) [ 41.441483][ T939] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 41.441642][ T939] register_vlan_dev (net/8021q/vlan.c:183) [ 41.441783][ T939] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 41.441924][ T939] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 41.442063][ T939] ? nla_strscpy (lib/nlattr.c:795) [ 41.442202][ T939] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 41.442341][ T939] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 41.442488][ T939] ? __dev_get_by_name (net/core/dev.c:883) [ 41.442637][ T939] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 41.442782][ T939] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 41.442930][ T939] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.443072][ T939] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.443209][ T939] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.443353][ T939] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.443493][ T939] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.443674][ T939] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.443843][ T939] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.443981][ T939] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.444121][ T939] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.444260][ T939] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.444406][ T939] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.444549][ T939] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.444696][ T939] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.444833][ T939] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.444975][ T939] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.445113][ T939] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.445251][ T939] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.445401][ T939] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.445550][ T939] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.445699][ T939] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.445838][ T939] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.445977][ T939] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.446117][ T939] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.446262][ T939] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.446409][ T939] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.446558][ T939] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.446699][ T939] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.446836][ T939] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.447008][ T939] ? move_addr_to_kernel (net/socket.c:258) [ 41.447152][ T939] ___sys_sendmsg (net/socket.c:2752) [ 41.447292][ T939] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.447438][ T939] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.447597][ T939] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 41.447738][ T939] __sys_sendmsg (net/socket.c:2784) [ 41.447877][ T939] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.448019][ T939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.448163][ T939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.448305][ T939] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.448453][ T939] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.448603][ T939] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.448805][ T939] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.449084][ T939] RIP: 0033:0x7f21d1f1008e [ 41.449308][ T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.450037][ T939] RSP: 002b:00007ffce7b8af40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.450366][ T939] RAX: ffffffffffffffda RBX: 00007ffce7b8b700 RCX: 00007f21d1f1008e [ 41.450709][ T939] RDX: 0000000000000000 RSI: 00007ffce7b8aff0 RDI: 0000000000000005 [ 41.451043][ T939] RBP: 00007ffce7b8af50 R08: 0000000000000000 R09: 0000000000000000 [ 41.451376][ T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.451713][ T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7b8b6c0 | [ 41.454319][ T939] ------------[ cut here ]------------ | [ 41.454546][ T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939 | [ 41.454917][ T939] Modules linked in: ip6_gre ip_gre gre | [ 41.455579][ T939] Tainted: [W]=WARN [ 41.455740][ T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.456007][ T939] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.456286][ T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.457061][ T939] RSP: 0018:ffa00000005171b0 EFLAGS: 00010286 [ 41.457338][ T939] RAX: 00000000ffffffa6 RBX: ff11000010781a80 RCX: 1ff40000000a2dfc [ 41.457670][ T939] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781b3c [ 41.457988][ T939] RBP: ff1100000a864000 R08: 1fe22000020f0369 R09: ff11000009a7ae80 [ 41.458304][ T939] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 41.458640][ T939] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 41.458965][ T939] FS: 00007f21d1cd6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 41.459337][ T939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.459617][ T939] CR2: 00007f21d1ecf460 CR3: 0000000009162006 CR4: 0000000000771ef0 [ 41.459939][ T939] PKRU: 55555554 [ 41.460101][ T939] Call Trace: [ 41.460263][ T939] [ 41.460388][ T939] ? register_vlan_dev (net/8021q/vlan.c:188) [ 41.460612][ T939] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.460821][ T939] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.461032][ T939] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.461197][ T939] __dev_notify_flags (net/core/dev.c:9787) [ 41.461423][ T939] ? netdev_update_features (net/core/dev.c:11098) [ 41.461641][ T939] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 41.461909][ T939] ? netif_change_name (net/core/dev.c:1495) [ 41.462115][ T939] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 41.462323][ T939] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 41.462554][ T939] ? register_vlan_dev (net/8021q/vlan.c:196) [ 41.462768][ T939] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 41.462986][ T939] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 41.463195][ T939] ? nla_strscpy (lib/nlattr.c:795) [ 41.463422][ T939] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 41.463645][ T939] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 41.463863][ T939] ? __dev_get_by_name (net/core/dev.c:883) [ 41.464073][ T939] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 41.464300][ T939] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 41.464543][ T939] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.464766][ T939] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.464981][ T939] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.465190][ T939] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.465411][ T939] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.465634][ T939] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.465852][ T939] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.466061][ T939] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.466280][ T939] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.466500][ T939] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.466715][ T939] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.466925][ T939] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.467145][ T939] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.467364][ T939] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.467591][ T939] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.467810][ T939] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.468031][ T939] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.468257][ T939] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.468480][ T939] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.468702][ T939] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.468922][ T939] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.469140][ T939] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.469360][ T939] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.469588][ T939] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.469808][ T939] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.470046][ T939] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.470262][ T939] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.470495][ T939] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.470764][ T939] ? move_addr_to_kernel (net/socket.c:258) [ 41.470993][ T939] ___sys_sendmsg (net/socket.c:2752) [ 41.471203][ T939] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.471423][ T939] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.471661][ T939] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 41.471878][ T939] __sys_sendmsg (net/socket.c:2784) [ 41.472091][ T939] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.472314][ T939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.472548][ T939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.472765][ T939] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.472985][ T939] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.473204][ T939] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.473427][ T939] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.473706][ T939] RIP: 0033:0x7f21d1f1008e [ 41.473937][ T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.474719][ T939] RSP: 002b:00007ffce7b8af40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.475039][ T939] RAX: ffffffffffffffda RBX: 00007ffce7b8b700 RCX: 00007f21d1f1008e [ 41.475367][ T939] RDX: 0000000000000000 RSI: 00007ffce7b8aff0 RDI: 0000000000000005 [ 41.475703][ T939] RBP: 00007ffce7b8af50 R08: 0000000000000000 R09: 0000000000000000 [ 41.476035][ T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.476366][ T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7b8b6c0 | [ 41.512034][ T940] ------------[ cut here ]------------ | [ 41.512200][ T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/940 | [ 41.512441][ T940] Modules linked in: ip6_gre ip_gre gre | [ 41.512906][ T940] Tainted: [W]=WARN [ 41.513006][ T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.513176][ T940] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.513354][ T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.513848][ T940] RSP: 0018:ffa0000000a6f020 EFLAGS: 00010286 [ 41.514017][ T940] RAX: 00000000ffffffa6 RBX: ff1100000d906e40 RCX: 1ff400000014ddca [ 41.514215][ T940] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906efc [ 41.514424][ T940] RBP: ff11000006271000 R08: 1fe2200001b20de1 R09: ff11000009a7d158 [ 41.514632][ T940] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 41.514830][ T940] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 41.515030][ T940] FS: 00007f34d3b78840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 41.515266][ T940] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.515522][ T940] CR2: 000000003b31a988 CR3: 000000000989c005 CR4: 0000000000771ef0 [ 41.515736][ T940] PKRU: 55555554 [ 41.515835][ T940] Call Trace: [ 41.515935][ T940] [ 41.516005][ T940] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.516142][ T940] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.516248][ T940] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 41.516466][ T940] __dev_notify_flags (net/core/dev.c:9787) [ 41.516613][ T940] ? netif_change_name (net/core/dev.c:1495) [ 41.516747][ T940] ? __dev_change_flags (net/core/dev.c:9752) [ 41.516881][ T940] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 41.517012][ T940] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.517145][ T940] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 41.517283][ T940] netif_change_flags (net/core/dev.c:9820) [ 41.517523][ T940] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 41.517748][ T940] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 41.517885][ T940] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 41.518018][ T940] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 41.518185][ T940] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.518320][ T940] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.518541][ T940] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 41.518680][ T940] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.518816][ T940] ? __kernel_text_address (kernel/extable.c:79) [ 41.518949][ T940] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.519083][ T940] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.519214][ T940] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.519432][ T940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.519574][ T940] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 41.519712][ T940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.519844][ T940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.519986][ T940] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 41.520120][ T940] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 41.520254][ T940] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 41.520447][ T940] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.520595][ T940] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 41.520732][ T940] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 41.520869][ T940] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.521006][ T940] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.521143][ T940] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.521277][ T940] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.521415][ T940] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.521552][ T940] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.521695][ T940] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.521827][ T940] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.521961][ T940] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.522094][ T940] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.522230][ T940] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.522370][ T940] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.522506][ T940] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.522648][ T940] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.522781][ T940] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.522913][ T940] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.523046][ T940] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.523181][ T940] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.523315][ T940] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.523455][ T940] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.523600][ T940] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.523735][ T940] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.523871][ T940] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.524007][ T940] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.524141][ T940] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.524275][ T940] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.524416][ T940] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.524559][ T940] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.524696][ T940] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.524833][ T940] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.524973][ T940] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.525140][ T940] ? move_addr_to_kernel (net/socket.c:258) [ 41.525274][ T940] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.525412][ T940] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.525573][ T940] ___sys_sendmsg (net/socket.c:2752) [ 41.525720][ T940] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 41.525889][ T940] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.526035][ T940] __sys_sendmsg (net/socket.c:2784) [ 41.526170][ T940] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.526302][ T940] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 41.526479][ T940] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 41.526626][ T940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.526763][ T940] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.526899][ T940] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.527033][ T940] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.527168][ T940] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.527333][ T940] RIP: 0033:0x7f34d3db208e [ 41.527479][ T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.527964][ T940] RSP: 002b:00007ffc889ea1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.528164][ T940] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34d3db208e [ 41.528368][ T940] RDX: 0000000000000000 RSI: 00007ffc889ea260 RDI: 0000000000000005 [ 41.528576][ T940] RBP: 00007ffc889ea1c0 R08: 0000000000000000 R09: 0000000000000000 [ 41.528782][ T940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.528982][ T940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc889ea930 | [ 41.556289][ T941] ------------[ cut here ]------------ | [ 41.556469][ T941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/941 | [ 41.556713][ T941] Modules linked in: ip6_gre ip_gre gre | [ 41.557120][ T941] Tainted: [W]=WARN [ 41.557218][ T941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.557391][ T941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.557574][ T941] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.558048][ T941] RSP: 0018:ffa0000000a7f020 EFLAGS: 00010286 [ 41.558216][ T941] RAX: 00000000ffffffa6 RBX: ff1100001077aac0 RCX: 1ff400000014fdca [ 41.558508][ T941] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001077ab7c [ 41.558717][ T941] RBP: ff1100000a864000 R08: 1fe22000020ef571 R09: ff11000009742e58 [ 41.558914][ T941] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 41.559115][ T941] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 41.559317][ T941] FS: 00007f9c28b4a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 41.559659][ T941] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.559825][ T941] CR2: 000000000e3ad988 CR3: 000000001015e002 CR4: 0000000000771ef0 [ 41.560025][ T941] PKRU: 55555554 [ 41.560123][ T941] Call Trace: [ 41.560222][ T941] [ 41.560291][ T941] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 41.560506][ T941] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.560662][ T941] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.560763][ T941] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 41.560894][ T941] __dev_notify_flags (net/core/dev.c:9787) [ 41.561028][ T941] ? netif_change_name (net/core/dev.c:1495) [ 41.561160][ T941] ? __dev_change_flags (net/core/dev.c:9752) [ 41.561299][ T941] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 41.561504][ T941] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.561647][ T941] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 41.561782][ T941] netif_change_flags (net/core/dev.c:9820) [ 41.561915][ T941] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 41.562047][ T941] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 41.562182][ T941] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 41.562319][ T941] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 41.562497][ T941] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.562643][ T941] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.562776][ T941] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 41.562909][ T941] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.563041][ T941] ? __kernel_text_address (kernel/extable.c:79) [ 41.563173][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.563309][ T941] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.563447][ T941] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.563594][ T941] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.563726][ T941] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 41.563859][ T941] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.564000][ T941] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.564132][ T941] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 41.564265][ T941] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 41.564422][ T941] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 41.564571][ T941] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 41.564710][ T941] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 41.564846][ T941] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 41.564981][ T941] rtnl_newlink (net/core/rtnetlink.c:4150) [ 41.565118][ T941] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.565250][ T941] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.565389][ T941] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.565525][ T941] ? mark_usage (kernel/locking/lockdep.c:4674) [ 41.565670][ T941] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.565820][ T941] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.565957][ T941] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.566090][ T941] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.566223][ T941] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 41.566362][ T941] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 41.566498][ T941] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 41.566644][ T941] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.566776][ T941] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.566913][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.567048][ T941] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 41.567180][ T941] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 41.567314][ T941] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 41.567455][ T941] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.567599][ T941] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.567734][ T941] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.567866][ T941] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.568000][ T941] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.568133][ T941] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.568265][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 41.568404][ T941] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 41.568548][ T941] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 41.568686][ T941] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 41.568820][ T941] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 41.568952][ T941] ? copy_msghdr_from_user (net/socket.c:2635) [ 41.569084][ T941] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 41.569248][ T941] ? move_addr_to_kernel (net/socket.c:258) [ 41.569386][ T941] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.569524][ T941] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 41.569665][ T941] ___sys_sendmsg (net/socket.c:2752) [ 41.569797][ T941] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 41.569962][ T941] ? copy_msghdr_from_user (net/socket.c:2603) [ 41.570107][ T941] __sys_sendmsg (net/socket.c:2784) [ 41.570240][ T941] ? __sys_sendmsg_sock (net/socket.c:2765) [ 41.570379][ T941] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 41.570557][ T941] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 41.570693][ T941] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 41.570831][ T941] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 41.570962][ T941] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 41.571094][ T941] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 41.571226][ T941] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.571394][ T941] RIP: 0033:0x7f9c28d8408e [ 41.571543][ T941] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.572021][ T941] RSP: 002b:00007ffc44343150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.572221][ T941] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9c28d8408e [ 41.572424][ T941] RDX: 0000000000000000 RSI: 00007ffc44343200 RDI: 0000000000000005 [ 41.572630][ T941] RBP: 00007ffc44343160 R08: 0000000000000000 R09: 0000000000000000 [ 41.572826][ T941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdb [ 41.573023][ T941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc443438d0 | [ 41.992278][ T12] ------------[ cut here ]------------ | [ 41.992645][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 41.993048][ T12] Modules linked in: ip6_gre ip_gre gre | [ 41.993810][ T12] Tainted: [W]=WARN [ 41.993982][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.994250][ T12] Workqueue: netns cleanup_net [ 41.994470][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 41.994738][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 41.995474][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 41.995738][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee70580 RCX: 1ff4000000018ec7 [ 41.996017][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee7063c [ 41.996207][ T12] RBP: ff11000009969000 R08: 1fe2200001dce0c9 R09: ff11000001aed1d0 [ 41.996403][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 41.996676][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 41.996866][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 41.997091][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.997251][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 41.997450][ T12] PKRU: 55555554 [ 41.997552][ T12] Call Trace: [ 41.997688][ T12] [ 41.997795][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 41.998005][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 41.998161][ T12] netif_close_many (net/core/dev.c:1804) [ 41.998372][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 41.998586][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 41.998841][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 41.999095][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 41.999300][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 41.999512][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 41.999677][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 41.999804][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 41.999938][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.000068][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.000195][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.000320][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.000455][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.000593][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.000747][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.000873][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.000999][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.001130][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.001252][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.001398][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.001527][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.001828][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.001957][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.002088][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.002219][ T12] kthread (kernel/kthread.c:436) [ 42.002318][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.002481][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.002642][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.002847][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.003096][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.003301][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.003514][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.005551][ T12] ------------[ cut here ]------------ | [ 42.005692][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.005954][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.006395][ T12] Tainted: [W]=WARN [ 42.006493][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.006671][ T12] Workqueue: netns cleanup_net [ 42.006807][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.006981][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.007455][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 42.007695][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2ac0 RCX: 1ff4000000018e80 [ 42.007926][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2b7c [ 42.008122][ T12] RBP: ff11000006271000 R08: 1fe2200001afc571 R09: ff11000001aed1d0 [ 42.008319][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 42.008523][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 42.008735][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.008966][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.009128][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 42.009326][ T12] PKRU: 55555554 [ 42.009429][ T12] Call Trace: [ 42.009528][ T12] [ 42.009609][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.009741][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.009846][ T12] netif_close_many (net/core/dev.c:1804) [ 42.009979][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 42.010108][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.010239][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 42.010378][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 42.010511][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 42.010649][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 42.010780][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 42.010919][ T12] notifier_call_chain (kernel/notifier.c:85) [ 42.011052][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 42.011184][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 42.011313][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 42.011483][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 42.011702][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.011913][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.012077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.012208][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.012339][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.012479][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.012621][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.012754][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.012885][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.013017][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.013147][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.013280][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.013425][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.013564][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.013699][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.013835][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.013973][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.014108][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.014238][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.014380][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.014519][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.014660][ T12] kthread (kernel/kthread.c:436) [ 42.014758][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.014929][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.015059][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.015190][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.015358][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.015490][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.015654][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.019390][ T12] ------------[ cut here ]------------ | [ 42.019522][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.019770][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.020174][ T12] Tainted: [W]=WARN [ 42.020266][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.020424][ T12] Workqueue: netns cleanup_net [ 42.020567][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.020733][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.021175][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.021330][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae3c0 RCX: 1ff4000000018eed [ 42.021521][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae47c [ 42.021712][ T12] RBP: ff1100000a0c1000 R08: 1fe2200001795c91 R09: ff11000001aed1d0 [ 42.021895][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 42.022076][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.022260][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.022483][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.022646][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 42.022839][ T12] PKRU: 55555554 [ 42.022931][ T12] Call Trace: [ 42.023024][ T12] [ 42.023088][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.023243][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.023401][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.023539][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.023668][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.023789][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.023914][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.024037][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.024163][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.024285][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.024415][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.024543][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.024668][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.024791][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.024910][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.025035][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.025160][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.025281][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.025464][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.025651][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.025776][ T12] kthread (kernel/kthread.c:436) [ 42.025867][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.026024][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.026146][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.026266][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.026466][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.026602][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.026724][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.031910][ T12] ------------[ cut here ]------------ | [ 42.032050][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.032306][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.032762][ T12] Tainted: [W]=WARN [ 42.032858][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.033016][ T12] Workqueue: netns cleanup_net [ 42.033150][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.033316][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.033798][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 42.033961][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69ac80 RCX: 1ff4000000018e99 [ 42.034150][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69ad3c [ 42.034340][ T12] RBP: ff11000006271000 R08: 1fe22000018d35a9 R09: ff11000001aed1d0 [ 42.034614][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.034816][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.035008][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.035230][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.035473][ T12] CR2: 00007ff59b754498 CR3: 0000000009997001 CR4: 0000000000771ef0 [ 42.035679][ T12] PKRU: 55555554 [ 42.035774][ T12] Call Trace: [ 42.035869][ T12] [ 42.036004][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.036167][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.036326][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 42.036541][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.036676][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 42.036838][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 42.036970][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 42.037099][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 42.037227][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 42.037428][ T12] notifier_call_chain (kernel/notifier.c:85) [ 42.037569][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 42.037734][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.037968][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.038097][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.038224][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.038504][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.038642][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.038770][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.038897][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.039028][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.039157][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.039284][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.039509][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.039647][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.039771][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.039898][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.040027][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.040175][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.040307][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.040548][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.040681][ T12] kthread (kernel/kthread.c:436) [ 42.040776][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.040932][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.041058][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.041184][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.041343][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.041573][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.041705][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.046475][ T12] ------------[ cut here ]------------ | [ 42.046715][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.047190][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.047906][ T12] Tainted: [W]=WARN [ 42.048053][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.048293][ T12] Workqueue: netns cleanup_net [ 42.048506][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.048775][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.049472][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.049716][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff4000000018eed [ 42.050001][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 42.050277][ T12] RBP: ff11000009969000 R08: 1fe22000018d3459 R09: ff11000001aed1d0 [ 42.050597][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.050881][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.051165][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.051517][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.051766][ T12] CR2: 00007fe64728a2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 42.052061][ T12] PKRU: 55555554 [ 42.052211][ T12] Call Trace: [ 42.052362][ T12] [ 42.052465][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.052726][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.052965][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.053156][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.053363][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.053562][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.053754][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.053949][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.054152][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.054338][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.054559][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.054750][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.054940][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.055168][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.055372][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.055571][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.055765][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.056001][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.056220][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.056482][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.056711][ T12] kthread (kernel/kthread.c:436) [ 42.056879][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.057150][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.057382][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.057614][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.057898][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.058094][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.058288][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.062683][ T12] ------------[ cut here ]------------ | [ 42.062898][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.063274][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.063944][ T12] Tainted: [W]=WARN [ 42.064095][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.064367][ T12] Workqueue: netns cleanup_net [ 42.067868][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.068160][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.068948][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.069172][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbd380 RCX: 1ff4000000018eed [ 42.069406][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd43c [ 42.069662][ T12] RBP: ff1100000f889000 R08: 1fe22000019f7a89 R09: ff11000001aed1d0 [ 42.069900][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.070082][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.070267][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.070540][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.070753][ T12] CR2: 00007fe64728a2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 42.070983][ T12] PKRU: 55555554 [ 42.071115][ T12] Call Trace: [ 42.071224][ T12] [ 42.071306][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.071520][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.071687][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.071808][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.071928][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.072046][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.072168][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.072289][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.072463][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.072594][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.072723][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.072844][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.072964][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.073085][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.073206][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.073326][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.073501][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.073629][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.073753][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.073878][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.073999][ T12] kthread (kernel/kthread.c:436) [ 42.074089][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.074239][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.074404][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.074526][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.074768][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.074958][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.075147][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.079833][ T12] ------------[ cut here ]------------ | [ 42.080033][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.080271][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.080703][ T12] Tainted: [W]=WARN [ 42.080793][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.080943][ T12] Workqueue: netns cleanup_net [ 42.081393][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.081557][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.081992][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.082145][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbdc40 RCX: 1ff4000000018eed [ 42.082337][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbdcfc [ 42.082524][ T12] RBP: ff110000080e4000 R08: 1fe22000019f7ba1 R09: ff11000001aed1d0 [ 42.082772][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.082958][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.083138][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.083354][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.083517][ T12] CR2: 00007fe64728a2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 42.083710][ T12] PKRU: 55555554 [ 42.083801][ T12] Call Trace: [ 42.083889][ T12] [ 42.083953][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.084106][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.084255][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.084438][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.084570][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.084743][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.084893][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.085016][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.085140][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.085259][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.085440][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.085572][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.085699][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.085827][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.085951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.086075][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.086201][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.086321][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.086505][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.086642][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.086785][ T12] kthread (kernel/kthread.c:436) [ 42.086878][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.087027][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.087147][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.087268][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.087468][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.087601][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.087722][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.090673][ T12] ------------[ cut here ]------------ | [ 42.091063][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.091314][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.091755][ T12] Tainted: [W]=WARN [ 42.091847][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.092003][ T12] Workqueue: netns cleanup_net [ 42.092128][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.092285][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.092806][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.092959][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbc900 RCX: 1ff4000000018eed [ 42.093189][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc9bc [ 42.093418][ T12] RBP: ff1100000ff19000 R08: 1fe22000019f7939 R09: ff11000001aed1d0 [ 42.093614][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.093794][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.093974][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.094185][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.094338][ T12] CR2: 00007fe64728a2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 42.094576][ T12] PKRU: 55555554 [ 42.094677][ T12] Call Trace: [ 42.094767][ T12] [ 42.094831][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.095103][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.095309][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.095518][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.095680][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.095800][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.095921][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.096042][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.096165][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.096286][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.096462][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.096595][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.096716][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.096839][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.096960][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.097088][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.097213][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.097421][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.097603][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.097756][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.097878][ T12] kthread (kernel/kthread.c:436) [ 42.097968][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.098116][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.098237][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.098459][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.098626][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.098746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.098867][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.101992][ T12] ------------[ cut here ]------------ | [ 42.102127][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.102381][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.102805][ T12] Tainted: [W]=WARN [ 42.102897][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.103047][ T12] Workqueue: netns cleanup_net [ 42.103180][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.103339][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.103828][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.103983][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6363c0 RCX: 1ff4000000018eed [ 42.104170][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63647c [ 42.104357][ T12] RBP: ff11000007c19000 R08: 1fe22000016c6c91 R09: ff11000001aed1d0 [ 42.104546][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.104757][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.104941][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.105191][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.105351][ T12] CR2: 000055f6c1398a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.105546][ T12] PKRU: 55555554 [ 42.105642][ T12] Call Trace: [ 42.105731][ T12] [ 42.105796][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.105952][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.106103][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.106224][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.106354][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.106483][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.106620][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.106745][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.106871][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.106994][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.107119][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.107242][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.107367][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.107491][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.107623][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.107747][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.107890][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.108011][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.108140][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.108266][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.108390][ T12] kthread (kernel/kthread.c:436) [ 42.108486][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.108658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.108784][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.108904][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.109068][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.109190][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.109313][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.111633][ T12] ------------[ cut here ]------------ | [ 42.111757][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.111991][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.112406][ T12] Tainted: [W]=WARN [ 42.112509][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.112690][ T12] Workqueue: netns cleanup_net [ 42.112816][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.112972][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.113496][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.113663][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff4000000018eed [ 42.113848][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 42.114031][ T12] RBP: ff11000012814000 R08: 1fe22000017a4fd9 R09: ff11000001aed1d0 [ 42.114211][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.114400][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.114595][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.114807][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.114985][ T12] CR2: 000055f6c1398a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.115170][ T12] PKRU: 55555554 [ 42.115264][ T12] Call Trace: [ 42.115359][ T12] [ 42.115424][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.115601][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.115752][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.116012][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.116139][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.116265][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.116392][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.116518][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.116656][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.116783][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.116905][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.117026][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.117146][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.117276][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.117400][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.117522][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.117666][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.117785][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.117910][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.118035][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.118168][ T12] kthread (kernel/kthread.c:436) [ 42.118258][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.118416][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.118541][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.118666][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.118815][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.119010][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.119132][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.121795][ T12] ------------[ cut here ]------------ | [ 42.121921][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.122228][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.123528][ T12] Tainted: [W]=WARN [ 42.123645][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.123795][ T12] Workqueue: netns cleanup_net [ 42.123921][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.124075][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.124617][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.124777][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27540 RCX: 1ff4000000018eed [ 42.124955][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd275fc [ 42.125204][ T12] RBP: ff1100000a2c9000 R08: 1fe22000017a4ec1 R09: ff11000001aed1d0 [ 42.125432][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.125625][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.125805][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.126089][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.126241][ T12] CR2: 000055f6c1398a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.126552][ T12] PKRU: 55555554 [ 42.126720][ T12] Call Trace: [ 42.126811][ T12] [ 42.126879][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.127032][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.127196][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.127316][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.127561][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.127682][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.127802][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.127927][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.128048][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.128169][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.128292][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.128541][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.128705][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.128893][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.129086][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.129282][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.129578][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.129766][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.129968][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.130169][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.130582][ T12] kthread (kernel/kthread.c:436) [ 42.130726][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.130958][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.131088][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.131277][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.131608][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.131800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.131968][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.138801][ T12] ------------[ cut here ]------------ | [ 42.138947][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.139255][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.139722][ T12] Tainted: [W]=WARN [ 42.139812][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.140015][ T12] Workqueue: netns cleanup_net [ 42.140144][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.140303][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.140808][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.140959][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd278c0 RCX: 1ff4000000018eed [ 42.141142][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2797c [ 42.141373][ T12] RBP: ff110000096d1000 R08: 1fe22000017a4f31 R09: ff11000001aed1d0 [ 42.141624][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.141879][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.142138][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.142369][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.142524][ T12] CR2: 000055f6a15ced5c CR3: 000000000ea76002 CR4: 0000000000771ef0 [ 42.142725][ T12] PKRU: 55555554 [ 42.142814][ T12] Call Trace: [ 42.142901][ T12] [ 42.142965][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.143122][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.143275][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.143404][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.143584][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.143733][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.143853][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.143972][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.144095][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.144265][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.144408][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.144547][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.144677][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.144799][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.144918][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.145043][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.145170][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.145289][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.145421][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.145601][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.145771][ T12] kthread (kernel/kthread.c:436) [ 42.145880][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.146075][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.146204][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.146325][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.146488][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.146627][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.146752][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.149745][ T12] ------------[ cut here ]------------ | [ 42.149926][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.150177][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.150602][ T12] Tainted: [W]=WARN [ 42.150743][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.150983][ T12] Workqueue: netns cleanup_net [ 42.151173][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.151415][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.152019][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.152173][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a740 RCX: 1ff4000000018eed [ 42.152361][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a7fc [ 42.152629][ T12] RBP: ff1100000a0c9000 R08: 1fe22000004f1501 R09: ff11000001aed1d0 [ 42.152863][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.153157][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.153503][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.153812][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.154024][ T12] CR2: 000055f6a15ced5c CR3: 000000000ea76002 CR4: 0000000000771ef0 [ 42.154400][ T12] PKRU: 55555554 [ 42.154507][ T12] Call Trace: [ 42.154617][ T12] [ 42.154718][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.154879][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.155032][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.155153][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.155274][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.155496][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.155640][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.155764][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.155886][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.156035][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.156194][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.156478][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.156619][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.156796][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.156927][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.157103][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.157231][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.157452][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.157683][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.157823][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.157943][ T12] kthread (kernel/kthread.c:436) [ 42.158033][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.158241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.158482][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.158629][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.158787][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.158907][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.159035][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.178027][ T12] ------------[ cut here ]------------ | [ 42.178183][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.178449][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.178888][ T12] Tainted: [W]=WARN [ 42.178983][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.179205][ T12] Workqueue: netns cleanup_net [ 42.179426][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.179684][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.180193][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 42.180421][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b540 RCX: 1ff4000000018eaf [ 42.180771][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b5fc [ 42.181111][ T12] RBP: ff11000008491000 R08: 1fe22000004f16c1 R09: ff11000001aed1d0 [ 42.181462][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 42.181806][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff84000 [ 42.182040][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.182274][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.182458][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 42.182690][ T12] PKRU: 55555554 [ 42.182785][ T12] Call Trace: [ 42.182879][ T12] [ 42.182946][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.183075][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.183172][ T12] netif_close_many (net/core/dev.c:1804) [ 42.183300][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.183436][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.183637][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.183782][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 42.183911][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 42.184090][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 42.184301][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.184448][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.184650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.184804][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.184933][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 42.185090][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 42.185272][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 42.185421][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.185557][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 42.185746][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 42.185880][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 42.186007][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.186132][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.186317][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.186464][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.186602][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.186742][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.186865][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.186991][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.187120][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.187245][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.187383][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.187520][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.187719][ T12] kthread (kernel/kthread.c:436) [ 42.187820][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.187977][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.188102][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.188233][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.188457][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.188606][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.188735][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.191075][ T12] ------------[ cut here ]------------ | [ 42.191205][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.191460][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.191887][ T12] Tainted: [W]=WARN [ 42.191982][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.192140][ T12] Workqueue: netns cleanup_net [ 42.192277][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.192448][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.192967][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 42.193131][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907a80 RCX: 1ff4000000018eaf [ 42.193389][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907b3c [ 42.193593][ T12] RBP: ff1100000ff84000 R08: 1fe2200001b20f69 R09: ff11000001aed1d0 [ 42.193786][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 42.194035][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 42.194227][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.194573][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.194757][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 42.194947][ T12] PKRU: 55555554 [ 42.195093][ T12] Call Trace: [ 42.195193][ T12] [ 42.195259][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.195469][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 42.195648][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.195800][ T12] netif_close_many (net/core/dev.c:1804) [ 42.195928][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.196055][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.196184][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.196309][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 42.196499][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 42.196724][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 42.196881][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.197008][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.197167][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.197291][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.197470][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 42.197638][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 42.197767][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 42.197893][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.198020][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 42.198145][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 42.198269][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 42.198450][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.198578][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.198711][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.198839][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.198963][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.199134][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.199282][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.199477][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.199650][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.199867][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.200033][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.200163][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.200410][ T12] kthread (kernel/kthread.c:436) [ 42.200518][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.200691][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.200817][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.200947][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.201103][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.201227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.201406][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.217840][ T12] ------------[ cut here ]------------ | [ 42.217989][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.218338][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.218978][ T12] Tainted: [W]=WARN [ 42.219072][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.219222][ T12] Workqueue: netns cleanup_net [ 42.219424][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.219596][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.220118][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 42.220270][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a18c0 RCX: 1ff4000000018ed5 [ 42.220507][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a197c [ 42.220749][ T12] RBP: ff11000008491000 R08: 1fe2200002514331 R09: ff11000001aed1d0 [ 42.220997][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.221206][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.221447][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.221685][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.221875][ T12] CR2: 000055f6a15ced5c CR3: 000000000ef47004 CR4: 0000000000771ef0 [ 42.222114][ T12] PKRU: 55555554 [ 42.222241][ T12] Call Trace: [ 42.222332][ T12] [ 42.222459][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.222643][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.222794][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.222917][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.223071][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 42.223264][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 42.223500][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.223668][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 42.223853][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 42.223976][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 42.224098][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.224217][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.224342][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.224516][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.224654][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.224775][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.224895][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.225017][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.225142][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.225264][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.225511][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.225647][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.225769][ T12] kthread (kernel/kthread.c:436) [ 42.225860][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.226010][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.226133][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.226257][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.226429][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.226556][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.226687][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.230514][ T12] ------------[ cut here ]------------ | [ 42.230681][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.231000][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.231432][ T12] Tainted: [W]=WARN [ 42.231526][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.231715][ T12] Workqueue: netns cleanup_net [ 42.231842][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.232006][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.232524][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 42.232686][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0900 RCX: 1ff4000000018ed5 [ 42.232865][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a09bc [ 42.233042][ T12] RBP: ff1100000ff84000 R08: 1fe2200002514139 R09: ff11000001aed1d0 [ 42.233282][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.233560][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.233744][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.233955][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.234105][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 42.234285][ T12] PKRU: 55555554 [ 42.234427][ T12] Call Trace: [ 42.234519][ T12] [ 42.234602][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.234759][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.234909][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.235030][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.235150][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 42.235304][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 42.235477][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.235611][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 42.235731][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 42.235853][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 42.235977][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.236097][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.236220][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.236344][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.236513][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.236644][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.236764][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.236886][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.237011][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.237132][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.237256][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.237434][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.237565][ T12] kthread (kernel/kthread.c:436) [ 42.237659][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.237808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.237929][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.238049][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.238200][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.238320][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.238491][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.248264][ T12] ------------[ cut here ]------------ | [ 42.248416][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.248668][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.249075][ T12] Tainted: [W]=WARN [ 42.249166][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.249317][ T12] Workqueue: netns cleanup_net [ 42.249453][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.249624][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.250060][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 42.250214][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b71c0 RCX: 1ff4000000018ed5 [ 42.250405][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b727c [ 42.250609][ T12] RBP: ff110000105d4000 R08: 1fe2200001936e51 R09: ff11000001aed1d0 [ 42.250801][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.251000][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.251186][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.251409][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.251582][ T12] CR2: 00007fbabe68e668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 42.251821][ T12] PKRU: 55555554 [ 42.251962][ T12] Call Trace: [ 42.252105][ T12] [ 42.252209][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.252473][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.252720][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.252871][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.253057][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 42.253268][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 42.253476][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.253676][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 42.253868][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 42.254060][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 42.254233][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.254425][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.254633][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.254829][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.255021][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.255216][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.255411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.255613][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.255812][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.256004][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.256208][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.256411][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.256606][ T12] kthread (kernel/kthread.c:436) [ 42.256746][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.256993][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.257186][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.257389][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.257628][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.257817][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.258005][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.285988][ T12] ------------[ cut here ]------------ | [ 42.286153][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.286414][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.286847][ T12] Tainted: [W]=WARN [ 42.286940][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.287100][ T12] Workqueue: netns cleanup_net [ 42.287231][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.287567][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.288021][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 42.288179][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa040 RCX: 1ff4000000018ec7 [ 42.288395][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa0fc [ 42.288594][ T12] RBP: ff11000010274000 R08: 1fe2200001535421 R09: ff11000001aed1d0 [ 42.288784][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 42.288969][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 42.289159][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.289388][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.289550][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.289743][ T12] PKRU: 55555554 [ 42.289836][ T12] Call Trace: [ 42.289929][ T12] [ 42.289995][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.290122][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.290216][ T12] netif_close_many (net/core/dev.c:1804) [ 42.290343][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 42.290479][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 42.290647][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 42.290802][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.290928][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.291091][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.291214][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.291339][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.291472][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.291612][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.291737][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.291862][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.291995][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.292120][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.292247][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.292379][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.292504][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.292644][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.292767][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.292892][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.293020][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.293146][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.293273][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.293405][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.293531][ T12] kthread (kernel/kthread.c:436) [ 42.293641][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.293801][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.293924][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.294050][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.294210][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.294333][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.294464][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.296194][ T12] ------------[ cut here ]------------ | [ 42.296321][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.296597][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.297022][ T12] Tainted: [W]=WARN [ 42.297118][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.297279][ T12] Workqueue: netns cleanup_net [ 42.297432][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.297614][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.298072][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 42.298233][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa740 RCX: 1ff4000000018e80 [ 42.298429][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa7fc [ 42.298627][ T12] RBP: ff1100000a864000 R08: 1fe2200001535501 R09: ff11000001aed1d0 [ 42.298818][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 42.299009][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 42.299199][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.299429][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.299602][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.299796][ T12] PKRU: 55555554 [ 42.299893][ T12] Call Trace: [ 42.299988][ T12] [ 42.300055][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.300189][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.300287][ T12] netif_close_many (net/core/dev.c:1804) [ 42.300423][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 42.300559][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.300690][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 42.300821][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 42.300953][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 42.301080][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 42.301208][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 42.301341][ T12] notifier_call_chain (kernel/notifier.c:85) [ 42.301482][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 42.301619][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 42.301748][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 42.301907][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 42.302068][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.302198][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.302361][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.302492][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.302628][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.302755][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.302889][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.303018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.303147][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.303277][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.303411][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.303550][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.303685][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.303813][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.303943][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.304070][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.304201][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.304334][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.304471][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.304616][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.304751][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.304879][ T12] kthread (kernel/kthread.c:436) [ 42.304976][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.305134][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.305263][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.305400][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.305569][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.305702][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.305831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.308011][ T12] ------------[ cut here ]------------ | [ 42.308139][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.308382][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.308794][ T12] Tainted: [W]=WARN [ 42.308887][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.309037][ T12] Workqueue: netns cleanup_net [ 42.309164][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.309318][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.310032][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.310185][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf000 RCX: 1ff4000000018eed [ 42.310400][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf0bc [ 42.310589][ T12] RBP: ff1100000505c000 R08: 1fe2200001ad7e19 R09: ff11000001aed1d0 [ 42.310768][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 42.310944][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.311123][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.311333][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.311490][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.311685][ T12] PKRU: 55555554 [ 42.311774][ T12] Call Trace: [ 42.311863][ T12] [ 42.311925][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.312078][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.312234][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.312359][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.312483][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.312613][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.312732][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.312858][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.312980][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.313099][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.313221][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.313342][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.313469][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.313603][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.313722][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.313843][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.313967][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.314086][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.314211][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.314338][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.314463][ T12] kthread (kernel/kthread.c:436) [ 42.314558][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.314710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.314836][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.314956][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.315106][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.315227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.315353][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.329673][ T12] ------------[ cut here ]------------ | [ 42.329832][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.330077][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.330495][ T12] Tainted: [W]=WARN [ 42.330600][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.330760][ T12] Workqueue: netns cleanup_net [ 42.330891][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.331055][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.331508][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 42.331674][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2580 RCX: 1ff4000000018e99 [ 42.331858][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b263c [ 42.332042][ T12] RBP: ff1100000a864000 R08: 1fe22000005164c9 R09: ff11000001aed1d0 [ 42.332232][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 42.332656][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.332853][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.333070][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.333226][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.333436][ T12] PKRU: 55555554 [ 42.333540][ T12] Call Trace: [ 42.333640][ T12] [ 42.333705][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.333865][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.334025][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 42.334150][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.334273][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 42.334434][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 42.334575][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 42.334707][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 42.334830][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 42.334957][ T12] notifier_call_chain (kernel/notifier.c:85) [ 42.335084][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 42.335243][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.335410][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.335542][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.335674][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.335798][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.335923][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.336052][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.336178][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.336301][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.336431][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.336563][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.336690][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.336814][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.336936][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.337062][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.337189][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.337312][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.337444][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.337583][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.337710][ T12] kthread (kernel/kthread.c:436) [ 42.337805][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.337962][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.338088][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.338214][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.338374][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.338502][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.338635][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.340685][ T12] ------------[ cut here ]------------ | [ 42.340804][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.341041][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.341444][ T12] Tainted: [W]=WARN [ 42.341541][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.341695][ T12] Workqueue: netns cleanup_net [ 42.341824][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.341978][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.342877][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.343028][ T12] RAX: 00000000ffffffa6 RBX: ff110000028b2040 RCX: 1ff4000000018eed [ 42.343204][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b20fc [ 42.343393][ T12] RBP: ff11000010274000 R08: 1fe2200000516421 R09: ff11000001aed1d0 [ 42.343575][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 42.343756][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.343934][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.344140][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.344288][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.344473][ T12] PKRU: 55555554 [ 42.344567][ T12] Call Trace: [ 42.344661][ T12] [ 42.344722][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.344873][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.345026][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.345144][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.345268][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.345394][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.345513][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.345643][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.345764][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.345883][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.346006][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.346130][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.346251][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.346374][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.346491][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.346645][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.346768][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.346887][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.347010][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.347136][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.347253][ T12] kthread (kernel/kthread.c:436) [ 42.347342][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.347496][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.347627][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.347747][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.347896][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.348015][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.348137][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.350383][ T12] ------------[ cut here ]------------ | [ 42.350504][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 42.350754][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.351149][ T12] Tainted: [W]=WARN [ 42.351238][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.351579][ T12] Workqueue: netns cleanup_net [ 42.351710][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.351868][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.352294][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.352499][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782740 RCX: 1ff4000000018eed [ 42.352689][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107827fc [ 42.352867][ T12] RBP: ff1100000dae9000 R08: 1fe22000020f0501 R09: ff11000001aed1d0 [ 42.353050][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 42.353229][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.353458][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.353679][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.353830][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 42.354009][ T12] PKRU: 55555554 [ 42.354099][ T12] Call Trace: [ 42.354188][ T12] [ 42.354250][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.354451][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.354616][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.354735][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.354856][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.354975][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.355094][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.355218][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.355340][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.355506][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.355639][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.355759][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.355881][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.356005][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.356125][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.356246][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.356418][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.356545][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.356675][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.356800][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.356920][ T12] kthread (kernel/kthread.c:436) [ 42.357010][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.357160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.357282][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.357453][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.357613][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.357735][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.357855][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.361457][ T12] ------------[ cut here ]------------ | [ 42.361621][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.361864][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.362262][ T12] Tainted: [W]=WARN [ 42.362362][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.362516][ T12] Workqueue: netns cleanup_net [ 42.362653][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.362808][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.363231][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.363391][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33a80 RCX: 1ff4000000018eed [ 42.363580][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce33b3c [ 42.363761][ T12] RBP: ff11000005041000 R08: 1fe22000019c6769 R09: ff11000001aed1d0 [ 42.363937][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.364117][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.364295][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.364510][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.364674][ T12] CR2: 000055f6c1398a08 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 42.364918][ T12] PKRU: 55555554 [ 42.365016][ T12] Call Trace: [ 42.365105][ T12] [ 42.365208][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.365400][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.365611][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.365747][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.365925][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.366049][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.366172][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.366328][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.366496][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.366632][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.366812][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.366938][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.367112][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.367244][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.367417][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.367573][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.367710][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.367829][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.367954][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.368133][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.368312][ T12] kthread (kernel/kthread.c:436) [ 42.368427][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.368588][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.368723][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.368891][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.369072][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.369236][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.369377][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.371663][ T12] ------------[ cut here ]------------ | [ 42.371809][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.372092][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.372596][ T12] Tainted: [W]=WARN [ 42.372700][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.372896][ T12] Workqueue: netns cleanup_net [ 42.373034][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.373254][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.373755][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.373908][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32900 RCX: 1ff4000000018eed [ 42.374091][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce329bc [ 42.374271][ T12] RBP: ff1100000f984000 R08: 1fe22000019c6539 R09: ff11000001aed1d0 [ 42.374459][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.374704][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.374892][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.375101][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.375255][ T12] CR2: 000055f6c1398a08 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 42.375505][ T12] PKRU: 55555554 [ 42.375618][ T12] Call Trace: [ 42.375707][ T12] [ 42.375771][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.375929][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.376077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.376198][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.376381][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.376514][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.376657][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.376784][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.376934][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.377091][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.377271][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.377411][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.377547][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.377697][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.377817][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.377937][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.378064][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.378183][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.378308][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.378503][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.378644][ T12] kthread (kernel/kthread.c:436) [ 42.378737][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.378887][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.379011][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.379164][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.379405][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.379547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.379684][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.382427][ T12] ------------[ cut here ]------------ | [ 42.382569][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.382817][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.383273][ T12] Tainted: [W]=WARN [ 42.383378][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.383582][ T12] Workqueue: netns cleanup_net [ 42.383732][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.383888][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.384389][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.384623][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce323c0 RCX: 1ff4000000018eed [ 42.384811][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3247c [ 42.385035][ T12] RBP: ff1100000fc3c000 R08: 1fe22000019c6491 R09: ff11000001aed1d0 [ 42.385278][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.385487][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.385710][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.385918][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.386070][ T12] CR2: 000055f6c1398a08 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 42.386290][ T12] PKRU: 55555554 [ 42.386412][ T12] Call Trace: [ 42.386505][ T12] [ 42.386577][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.386742][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.386892][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.387015][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.387185][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.387370][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.387521][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.387658][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.387785][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.387956][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.388112][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.388298][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.388446][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.388576][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.388745][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.388897][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.389023][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.389142][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.389269][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.389464][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.389668][ T12] kthread (kernel/kthread.c:436) [ 42.389779][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.389929][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.390050][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.390170][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.390395][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.390523][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.390657][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.399474][ T12] ------------[ cut here ]------------ | [ 42.399674][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 42.399915][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.400939][ T12] Tainted: [W]=WARN [ 42.401048][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.401202][ T12] Workqueue: netns cleanup_net [ 42.401327][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.401553][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.402042][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.402193][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33700 RCX: 1ff4000000018eed [ 42.402425][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce337bc [ 42.402633][ T12] RBP: ff1100000a114000 R08: 1fe22000019c66f9 R09: ff11000001aed1d0 [ 42.402843][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.403019][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.403196][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.403457][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.403619][ T12] CR2: 000055f6c1398a08 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 42.403813][ T12] PKRU: 55555554 [ 42.403903][ T12] Call Trace: [ 42.403992][ T12] [ 42.404055][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.404206][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.404401][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.404521][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.404651][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.404769][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.404889][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.405010][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.405131][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.405249][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.405422][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.405549][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.405678][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.405797][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.405916][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.406038][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.406161][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.406280][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.406454][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.406594][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.406717][ T12] kthread (kernel/kthread.c:436) [ 42.406807][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.406958][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.407131][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.407302][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.407532][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.407665][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.407785][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.412087][ T12] ------------[ cut here ]------------ | [ 42.412307][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.412695][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.413309][ T12] Tainted: [W]=WARN [ 42.413463][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.413709][ T12] Workqueue: netns cleanup_net [ 42.413913][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.414159][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.414839][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.415082][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32c80 RCX: 1ff4000000018eed [ 42.415369][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32d3c [ 42.415651][ T12] RBP: ff11000010394000 R08: 1fe22000019c65a9 R09: ff11000001aed1d0 [ 42.415927][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.416212][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.416510][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.416838][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.417074][ T12] CR2: 00007fbabe68e668 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 42.417370][ T12] PKRU: 55555554 [ 42.417513][ T12] Call Trace: [ 42.417662][ T12] [ 42.417763][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.418000][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.418230][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.418441][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.418642][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.418832][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.419028][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.419221][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.419426][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.419624][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.419815][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.420000][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.420182][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.420388][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.420588][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.420781][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.420982][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.421168][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.421374][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.421586][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.421776][ T12] kthread (kernel/kthread.c:436) [ 42.421923][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.422161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.422357][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.422551][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.422787][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.422979][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.423172][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.426559][ T12] ------------[ cut here ]------------ | [ 42.426753][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.427125][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.427769][ T12] Tainted: [W]=WARN [ 42.427913][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.428150][ T12] Workqueue: netns cleanup_net [ 42.428355][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.428613][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.429278][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.429521][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf511c0 RCX: 1ff4000000018eed [ 42.429813][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5127c [ 42.430095][ T12] RBP: ff1100000f871000 R08: 1fe22000019ea251 R09: ff11000001aed1d0 [ 42.430384][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.430674][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.430963][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.431300][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.431551][ T12] CR2: 00007fbabe68e668 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 42.431828][ T12] PKRU: 55555554 [ 42.431969][ T12] Call Trace: [ 42.432111][ T12] [ 42.432212][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.432470][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.432710][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.432897][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.433088][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.433272][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.433472][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.433665][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.433861][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.434051][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.434250][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.434449][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.434638][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.434833][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.435024][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.435219][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.435425][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.435623][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.435829][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.436029][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.436215][ T12] kthread (kernel/kthread.c:436) [ 42.436367][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.436612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.436808][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.437001][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.437239][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.437438][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.437636][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.441020][ T12] ------------[ cut here ]------------ | [ 42.441209][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.441589][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.442427][ T12] Tainted: [W]=WARN [ 42.442580][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.442816][ T12] Workqueue: netns cleanup_net [ 42.443015][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.443270][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.443969][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 42.444209][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff4000000018eed [ 42.444502][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 42.444792][ T12] RBP: ff11000009c34000 R08: 1fe22000019ea2f9 R09: ff11000001aed1d0 [ 42.445063][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.445340][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.445644][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.446002][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.446234][ T12] CR2: 00007fbabe68e668 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 42.446523][ T12] PKRU: 55555554 [ 42.446670][ T12] Call Trace: [ 42.446811][ T12] [ 42.446912][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.447159][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.447407][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 42.447597][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 42.447791][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 42.447981][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 42.448173][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.448373][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 42.448577][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.448729][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.448922][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.449114][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.449314][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.449517][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.449711][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.449894][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.450090][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.450274][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.450482][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.450682][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.450874][ T12] kthread (kernel/kthread.c:436) [ 42.451019][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.451258][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.451459][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.451658][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.451897][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.452089][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.452281][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.466829][ T973] ------------[ cut here ]------------ | [ 42.467046][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/973 | [ 42.467328][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.467875][ T973] Tainted: [W]=WARN [ 42.468029][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.468250][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.468495][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.469074][ T973] RSP: 0018:ffa0000000affa80 EFLAGS: 00010286 [ 42.469293][ T973] RAX: 00000000ffffffa6 RBX: ff1100000c69a580 RCX: 1ff400000015ff16 [ 42.469632][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a63c [ 42.469886][ T973] RBP: ff1100000a0c4000 R08: 1fe22000018d34c9 R09: ff11000010188b80 [ 42.470134][ T973] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.470398][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c4000 [ 42.470673][ T973] FS: 00007f29668da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.470969][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.471186][ T973] CR2: 00007f2966adbc20 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.471451][ T973] PKRU: 55555554 [ 42.471616][ T973] Call Trace: [ 42.471779][ T973] [ 42.471900][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.472090][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.472287][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.472458][ T973] register_netdevice (net/core/dev.c:11488) [ 42.472667][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.472885][ T973] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.473072][ T973] register_netdev (net/core/dev.c:11552) [ 42.473267][ T973] loopback_net_init (drivers/net/loopback.c:218) [ 42.473467][ T973] ops_init (net/core/net_namespace.c:137) [ 42.473643][ T973] setup_net (net/core/net_namespace.c:446) [ 42.473798][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.473981][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.474174][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.474375][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.474571][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.474770][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.474959][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.475144][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.475415][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.475613][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.475814][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.476001][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.476186][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.476384][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.476587][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.476779][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.476965][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.477180][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.477383][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.477930][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.478183][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.478447][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.478713][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.478964][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.479212][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.481658][ T12] ------------[ cut here ]------------ | [ 42.481789][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 42.482026][ T12] Modules linked in: ip6_gre ip_gre gre | [ 42.482911][ T12] Tainted: [W]=WARN [ 42.483004][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.483158][ T12] Workqueue: netns cleanup_net [ 42.483285][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.483501][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.483946][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 42.484101][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a200 RCX: 1ff4000000018ed5 [ 42.484311][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a2bc [ 42.484554][ T12] RBP: ff1100000ee6c000 R08: 1fe22000004f1459 R09: ff11000001aed1d0 [ 42.484739][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.484918][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 42.485100][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.485313][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.485515][ T12] CR2: 00007fbabe68e668 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 42.485703][ T12] PKRU: 55555554 [ 42.485794][ T12] Call Trace: [ 42.485884][ T12] [ 42.485946][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 42.486100][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 42.486255][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 42.486429][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 42.486561][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.486685][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 42.486806][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 42.486927][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 42.487049][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 42.487171][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.487295][ T12] cleanup_net (net/core/net_namespace.c:702) [ 42.487467][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 42.487601][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 42.487722][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 42.487842][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.487968][ T12] process_one_work (kernel/workqueue.c:3314) [ 42.488093][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 42.488214][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.488343][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 42.488520][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 42.488652][ T12] kthread (kernel/kthread.c:436) [ 42.488744][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.488895][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.489015][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.489159][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 42.489316][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.489492][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 42.489626][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.500204][ T973] ------------[ cut here ]------------ | [ 42.500374][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/973 | [ 42.500619][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.501030][ T973] Tainted: [W]=WARN [ 42.501132][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.501297][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.501482][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.501961][ T973] RSP: 0018:ffa0000000aff918 EFLAGS: 00010286 [ 42.502128][ T973] RAX: 00000000ffffffa6 RBX: ff1100000d7e3e00 RCX: 1ff400000015fee9 [ 42.502324][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3ebc [ 42.502913][ T973] RBP: ff110000086e9000 R08: 1fe2200001afc7d9 R09: ff11000010188b80 [ 42.503135][ T973] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 42.503336][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086e9000 [ 42.503556][ T973] FS: 00007f29668da840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.503791][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.503958][ T973] CR2: 00007f4e2aaa0f98 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.504157][ T973] PKRU: 55555554 [ 42.504259][ T973] Call Trace: [ 42.504361][ T973] [ 42.504429][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.504572][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.504713][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.504816][ T973] register_netdevice (net/core/dev.c:11488) [ 42.504952][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.505117][ T973] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.505261][ T973] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.505395][ T973] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.505529][ T973] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.505676][ T973] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.505814][ T973] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.505950][ T973] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.506085][ T973] ops_init (net/core/net_namespace.c:137) [ 42.506190][ T973] setup_net (net/core/net_namespace.c:446) [ 42.506289][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.506425][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.506565][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.506703][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.506841][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.506975][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.507108][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.507240][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.507377][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.507512][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.507655][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.507806][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.507939][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.508096][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.508228][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.508364][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.508498][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.508674][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.508813][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.509284][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.509618][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.509817][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.510027][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.510226][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.510543][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.522146][ T973] ------------[ cut here ]------------ | [ 42.522365][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/973 | [ 42.522673][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.523230][ T973] Tainted: [W]=WARN [ 42.523396][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.523639][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.523869][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.524410][ T973] RSP: 0018:ffa0000000aff8f8 EFLAGS: 00010286 [ 42.524653][ T973] RAX: 00000000ffffffa6 RBX: ff1100000bd823c0 RCX: 1ff400000015fee5 [ 42.524918][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8247c [ 42.525172][ T973] RBP: ff11000010279000 R08: 1fe22000017b0491 R09: ff11000010188b80 [ 42.525445][ T973] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.525716][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010279000 [ 42.525971][ T973] FS: 00007f29668da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.526261][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.526498][ T973] CR2: 00007f2966adbc20 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.526782][ T973] PKRU: 55555554 [ 42.526936][ T973] Call Trace: [ 42.527089][ T973] [ 42.527210][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.527416][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.527615][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.527772][ T973] register_netdevice (net/core/dev.c:11488) [ 42.527960][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.528184][ T973] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.528387][ T973] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.528589][ T973] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.528785][ T973] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.528999][ T973] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.529186][ T973] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.529387][ T973] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 42.529585][ T973] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 42.529783][ T973] vti_init_net (net/ipv4/ip_vti.c:517) [ 42.529971][ T973] ops_init (net/core/net_namespace.c:137) [ 42.530127][ T973] setup_net (net/core/net_namespace.c:446) [ 42.530282][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.530494][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.530701][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.530898][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.531087][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.531277][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.531478][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.531688][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.531877][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.532067][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.532255][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.532458][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.532688][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.532878][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.533066][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.533251][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.533452][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.533691][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.533882][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.534424][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.534698][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.534952][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.535205][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.535494][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.535770][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.540560][ T973] ------------[ cut here ]------------ | [ 42.540781][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/973 | [ 42.541069][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.541612][ T973] Tainted: [W]=WARN [ 42.541767][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.541984][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.542209][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.542784][ T973] RSP: 0018:ffa0000000affa78 EFLAGS: 00010286 [ 42.543006][ T973] RAX: 00000000ffffffa6 RBX: ff1100000bd82e40 RCX: 1ff400000015ff15 [ 42.543255][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82efc [ 42.543519][ T973] RBP: ff11000005884000 R08: 1fe22000017b05e1 R09: ff11000010188b80 [ 42.543793][ T973] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.544072][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005884000 [ 42.544327][ T973] FS: 00007f29668da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.544676][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.544902][ T973] CR2: 00007f2966adbc20 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.545156][ T973] PKRU: 55555554 [ 42.545308][ T973] Call Trace: [ 42.545472][ T973] [ 42.545607][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.545796][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.545981][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.546135][ T973] register_netdevice (net/core/dev.c:11488) [ 42.546324][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.546562][ T973] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.546758][ T973] register_netdev (net/core/dev.c:11552) [ 42.546945][ T973] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 42.547133][ T973] ops_init (net/core/net_namespace.c:137) [ 42.547286][ T973] setup_net (net/core/net_namespace.c:446) [ 42.547453][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.547661][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.547849][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.548036][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.548242][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.548445][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.548651][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.548837][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.549023][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.549209][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.549404][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.549605][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.549791][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.549976][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.550161][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.550361][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.550558][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.550783][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.550977][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.551545][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.551803][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.552051][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.552324][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.552603][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.552856][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.557626][ T973] ------------[ cut here ]------------ | [ 42.557808][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/973 | [ 42.558092][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.558655][ T973] Tainted: [W]=WARN [ 42.558816][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.559033][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.559258][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.559832][ T973] RSP: 0018:ffa0000000affa68 EFLAGS: 00010286 [ 42.560054][ T973] RAX: 00000000ffffffa6 RBX: ff110000057ba040 RCX: 1ff400000015ff13 [ 42.560303][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba0fc [ 42.560575][ T973] RBP: ff1100001283c000 R08: 1fe2200000af7421 R09: ff11000010188b80 [ 42.560837][ T973] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.561113][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001283c000 [ 42.561378][ T973] FS: 00007f29668da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.561687][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.561905][ T973] CR2: 00007f2966adbc20 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.562161][ T973] PKRU: 55555554 [ 42.562321][ T973] Call Trace: [ 42.562486][ T973] [ 42.562622][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.562811][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.562996][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.563151][ T973] register_netdevice (net/core/dev.c:11488) [ 42.563343][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.563595][ T973] register_netdev (net/core/dev.c:11552) [ 42.563801][ T973] sit_init_net (net/ipv6/sit.c:1860) [ 42.563989][ T973] ops_init (net/core/net_namespace.c:137) [ 42.564144][ T973] setup_net (net/core/net_namespace.c:446) [ 42.564297][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.564494][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.564723][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.564926][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.565112][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.565300][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.565502][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.565705][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.565905][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.566091][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.566280][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.566479][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.566683][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.566866][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.567051][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.567242][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.567442][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.567678][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.567871][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.568406][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.568709][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.568961][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.569212][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.569477][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.569759][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.575124][ T973] ------------[ cut here ]------------ | [ 42.575328][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/973 | [ 42.575673][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.576284][ T973] Tainted: [W]=WARN [ 42.576449][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.576788][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.577016][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.577563][ T973] RSP: 0018:ffa0000000affa78 EFLAGS: 00010286 [ 42.577792][ T973] RAX: 00000000ffffffa6 RBX: ff1100000b2378c0 RCX: 1ff400000015ff15 [ 42.578043][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23797c [ 42.578411][ T973] RBP: ff1100000a111000 R08: 1fe2200001646f31 R09: ff11000010188b80 [ 42.578740][ T973] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.579082][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a111000 [ 42.579332][ T973] FS: 00007f29668da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.579652][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.579975][ T973] CR2: 00007f2966adbc20 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.580226][ T973] PKRU: 55555554 [ 42.580391][ T973] Call Trace: [ 42.580554][ T973] [ 42.580772][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.580959][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.581145][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.581302][ T973] register_netdevice (net/core/dev.c:11488) [ 42.581606][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.581827][ T973] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.582016][ T973] register_netdev (net/core/dev.c:11552) [ 42.582202][ T973] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 42.582508][ T973] ops_init (net/core/net_namespace.c:137) [ 42.582684][ T973] setup_net (net/core/net_namespace.c:446) [ 42.582844][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.583037][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.583224][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.583517][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.583724][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.583914][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.584104][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.584396][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.584612][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.584800][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.584987][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.585265][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.585477][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.585683][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.585874][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.586147][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.586333][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.586574][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.586871][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.587430][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.587797][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.588057][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.588412][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.588688][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.588939][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.594241][ T973] ------------[ cut here ]------------ | [ 42.594457][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/973 | [ 42.594884][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.595508][ T973] Tainted: [W]=WARN [ 42.595684][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.595902][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.596126][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.596785][ T973] RSP: 0018:ffa0000000aff918 EFLAGS: 00010286 [ 42.597097][ T973] RAX: 00000000ffffffa6 RBX: ff110000107c58c0 RCX: 1ff400000015fee9 [ 42.597372][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107c597c [ 42.597643][ T973] RBP: ff11000005a54000 R08: 1fe22000020f8b31 R09: ff11000010188b80 [ 42.597981][ T973] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.598231][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005a54000 [ 42.598596][ T973] FS: 00007f29668da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.598911][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.599128][ T973] CR2: 00007f2966adbc20 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.599483][ T973] PKRU: 55555554 [ 42.599658][ T973] Call Trace: [ 42.599809][ T973] [ 42.599929][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.600114][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.600397][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.600560][ T973] register_netdevice (net/core/dev.c:11488) [ 42.600754][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.600971][ T973] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.601248][ T973] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.601479][ T973] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.601705][ T973] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.601893][ T973] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.602164][ T973] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.602363][ T973] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.602559][ T973] ops_init (net/core/net_namespace.c:137) [ 42.602964][ T973] setup_net (net/core/net_namespace.c:446) [ 42.603121][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.603402][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.603602][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.603796][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.603984][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.604509][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.604719][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.604912][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.605097][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.605386][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.605595][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.605788][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.605973][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.606241][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.606442][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.606644][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.606831][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.607134][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.607364][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.607997][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.608249][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.608628][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.608879][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.609132][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.609483][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.614784][ T973] ------------[ cut here ]------------ | [ 42.614981][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/973 | [ 42.615394][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.615938][ T973] Tainted: [W]=WARN [ 42.616181][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.616411][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.616685][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.617294][ T973] RSP: 0018:ffa0000000aff918 EFLAGS: 00010286 [ 42.617530][ T973] RAX: 00000000ffffffa6 RBX: ff110000107c43c0 RCX: 1ff400000015fee9 [ 42.617890][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107c447c [ 42.618139][ T973] RBP: ff11000005199000 R08: 1fe22000020f8891 R09: ff11000010188b80 [ 42.618402][ T973] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.618678][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005199000 [ 42.618929][ T973] FS: 00007f29668da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.619316][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.619558][ T973] CR2: 00007f2966adbc20 CR3: 000000000cf37003 CR4: 0000000000771ef0 [ 42.619821][ T973] PKRU: 55555554 [ 42.620062][ T973] Call Trace: [ 42.620214][ T973] [ 42.620361][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.620556][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.620748][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.620988][ T973] register_netdevice (net/core/dev.c:11488) [ 42.621174][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.621419][ T973] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.621666][ T973] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.621944][ T973] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.622128][ T973] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.622313][ T973] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.622513][ T973] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.622820][ T973] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.623008][ T973] ops_init (net/core/net_namespace.c:137) [ 42.623179][ T973] setup_net (net/core/net_namespace.c:446) [ 42.623332][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.623654][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.623840][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.624029][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.624214][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.624417][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.624624][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.624812][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.624999][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.625189][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.625476][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.625686][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.625869][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.626052][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.626327][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.626549][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.626744][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.627048][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.627239][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.627916][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.628168][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.628432][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.628795][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.629066][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.629421][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.642843][ T973] ------------[ cut here ]------------ | [ 42.643016][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/973 | [ 42.643293][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.643809][ T973] Tainted: [W]=WARN [ 42.643920][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.644088][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.644263][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.644847][ T973] RSP: 0018:ffa0000000aff918 EFLAGS: 00010286 [ 42.645020][ T973] RAX: 00000000ffffffa6 RBX: ff1100000b74f1c0 RCX: 1ff400000015fee9 [ 42.645219][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f27c [ 42.645510][ T973] RBP: ff1100000589c000 R08: 1fe22000016e9e51 R09: ff11000010188b80 [ 42.645772][ T973] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.645975][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000589c000 [ 42.646199][ T973] FS: 00007f29668da840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.646494][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.646693][ T973] CR2: 000055f6c1398a08 CR3: 000000000cf37001 CR4: 0000000000771ef0 [ 42.646945][ T973] PKRU: 55555554 [ 42.647049][ T973] Call Trace: [ 42.647152][ T973] [ 42.647221][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.647370][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.647571][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.647753][ T973] register_netdevice (net/core/dev.c:11488) [ 42.647895][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.648063][ T973] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.648198][ T973] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.648406][ T973] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.648551][ T973] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.648719][ T973] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.648851][ T973] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.648986][ T973] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.649121][ T973] ops_init (net/core/net_namespace.c:137) [ 42.649225][ T973] setup_net (net/core/net_namespace.c:446) [ 42.649326][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.649469][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.649614][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.649800][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.649963][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.650151][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.650292][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.650441][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.650587][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.650782][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.650924][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.651120][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.651258][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.651402][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.651548][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.651712][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.651912][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.652139][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.652286][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.652847][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.653129][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.653408][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.653628][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.653873][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.654096][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.660004][ T973] ------------[ cut here ]------------ | [ 42.660222][ T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/973 | [ 42.660532][ T973] Modules linked in: ip6_gre ip_gre gre | [ 42.661046][ T973] Tainted: [W]=WARN [ 42.661150][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.661319][ T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.661504][ T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.662072][ T973] RSP: 0018:ffa0000000affa70 EFLAGS: 00010286 [ 42.662308][ T973] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff400000015ff14 [ 42.662541][ T973] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 42.662758][ T973] RBP: ff11000008ac9000 R08: 1fe2200001535689 R09: ff11000010188b80 [ 42.663016][ T973] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 42.663281][ T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ac9000 [ 42.663505][ T973] FS: 00007f29668da840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 42.663819][ T973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.664052][ T973] CR2: 000055f6c1398a08 CR3: 000000000cf37001 CR4: 0000000000771ef0 [ 42.664266][ T973] PKRU: 55555554 [ 42.664384][ T973] Call Trace: [ 42.664488][ T973] [ 42.664567][ T973] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.664741][ T973] ? notifier_call_chain (kernel/notifier.c:85) [ 42.664881][ T973] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.664984][ T973] register_netdevice (net/core/dev.c:11488) [ 42.665122][ T973] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.665290][ T973] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.665432][ T973] register_netdev (net/core/dev.c:11552) [ 42.665644][ T973] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 42.665787][ T973] ops_init (net/core/net_namespace.c:137) [ 42.665896][ T973] setup_net (net/core/net_namespace.c:446) [ 42.665999][ T973] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.666132][ T973] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.666268][ T973] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.666420][ T973] copy_net_ns (net/core/net_namespace.c:579) [ 42.666564][ T973] create_new_namespaces (kernel/nsproxy.c:132) [ 42.666708][ T973] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.666845][ T973] ksys_unshare (kernel/fork.c:3243) [ 42.666980][ T973] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.667116][ T973] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.667251][ T973] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.667395][ T973] ? __ia32_sys_open (fs/open.c:1374) [ 42.667540][ T973] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.667688][ T973] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.667825][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.667961][ T973] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.668095][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.668231][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.668408][ T973] RIP: 0033:0x7f2966b9cbcb [ 42.668566][ T973] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.669058][ T973] RSP: 002b:00007ffcc6e809f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.669262][ T973] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2966b9cbcb [ 42.669476][ T973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.669685][ T973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.669887][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc6e82c20 [ 42.670088][ T973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc6e83877 | [ 42.727114][ T974] ------------[ cut here ]------------ | [ 42.727363][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/974 | [ 42.727730][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.728372][ T974] Tainted: [W]=WARN [ 42.728542][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.728802][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.729074][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.729828][ T974] RSP: 0018:ffa0000000b3fa80 EFLAGS: 00010286 [ 42.730089][ T974] RAX: 00000000ffffffa6 RBX: ff1100000eedb8c0 RCX: 1ff4000000167f16 [ 42.730412][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedb97c [ 42.730727][ T974] RBP: ff11000010349000 R08: 1fe2200001ddb731 R09: ff1100001018d180 [ 42.731033][ T974] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.731371][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010349000 [ 42.731697][ T974] FS: 00007f930e90d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.732062][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.732326][ T974] CR2: 00007f930eb0ec20 CR3: 0000000006247004 CR4: 0000000000771ef0 [ 42.732657][ T974] PKRU: 55555554 [ 42.732814][ T974] Call Trace: [ 42.732970][ T974] [ 42.733082][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.733293][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.733510][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.733675][ T974] register_netdevice (net/core/dev.c:11488) [ 42.733889][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.734153][ T974] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.734375][ T974] register_netdev (net/core/dev.c:11552) [ 42.734597][ T974] loopback_net_init (drivers/net/loopback.c:218) [ 42.734812][ T974] ops_init (net/core/net_namespace.c:137) [ 42.734973][ T974] setup_net (net/core/net_namespace.c:446) [ 42.735137][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.735355][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.735574][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.735787][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.735999][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.736212][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.736432][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.736649][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.736858][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.737065][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.737273][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.737497][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.737711][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.737919][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.738128][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.738336][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.738559][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.738821][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.739040][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.739809][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.740125][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.740443][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.740769][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.741089][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.741405][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.748611][ T974] ------------[ cut here ]------------ | [ 42.748824][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/974 | [ 42.749184][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.750148][ T974] Tainted: [W]=WARN [ 42.750247][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.750421][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.750613][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.751270][ T974] RSP: 0018:ffa0000000b3f918 EFLAGS: 00010286 [ 42.751461][ T974] RAX: 00000000ffffffa6 RBX: ff110000057d58c0 RCX: 1ff4000000167ee9 [ 42.751695][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057d597c [ 42.751892][ T974] RBP: ff1100000930c000 R08: 1fe2200000afab31 R09: ff1100001018d180 [ 42.752093][ T974] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.752286][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000930c000 [ 42.752491][ T974] FS: 00007f930e90d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.752738][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.752902][ T974] CR2: 00007f930eb0ec20 CR3: 0000000006247004 CR4: 0000000000771ef0 [ 42.753114][ T974] PKRU: 55555554 [ 42.753213][ T974] Call Trace: [ 42.753310][ T974] [ 42.753384][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.753528][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.753671][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.753775][ T974] register_netdevice (net/core/dev.c:11488) [ 42.753909][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.754073][ T974] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.754207][ T974] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.754337][ T974] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.754478][ T974] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.754620][ T974] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.754753][ T974] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.754885][ T974] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.755038][ T974] ops_init (net/core/net_namespace.c:137) [ 42.755138][ T974] setup_net (net/core/net_namespace.c:446) [ 42.755238][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.755375][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.755509][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.755651][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.755781][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.755916][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.756047][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.756177][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.756308][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.756456][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.756596][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.756730][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.756860][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.756992][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.757121][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.757249][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.757384][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.757556][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.757697][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.758164][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.758370][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.758578][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.758778][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.758975][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.759170][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.763685][ T974] ------------[ cut here ]------------ | [ 42.763849][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/974 | [ 42.764075][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.764512][ T974] Tainted: [W]=WARN [ 42.764623][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.764789][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.764963][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.765442][ T974] RSP: 0018:ffa0000000b3f8f8 EFLAGS: 00010286 [ 42.765620][ T974] RAX: 00000000ffffffa6 RBX: ff110000057d4900 RCX: 1ff4000000167ee5 [ 42.765815][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057d49bc [ 42.766012][ T974] RBP: ff1100000e3f1000 R08: 1fe2200000afa939 R09: ff1100001018d180 [ 42.766212][ T974] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 42.766415][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3f1000 [ 42.766628][ T974] FS: 00007f930e90d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 42.766861][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.767029][ T974] CR2: 00007f930eb0ec20 CR3: 0000000006247004 CR4: 0000000000771ef0 [ 42.767227][ T974] PKRU: 55555554 [ 42.767326][ T974] Call Trace: [ 42.767430][ T974] [ 42.767500][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.767645][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.767779][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.767881][ T974] register_netdevice (net/core/dev.c:11488) [ 42.768017][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.768182][ T974] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.768317][ T974] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.768457][ T974] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.768597][ T974] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.768731][ T974] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.768867][ T974] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.769003][ T974] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 42.769137][ T974] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 42.769272][ T974] vti_init_net (net/ipv4/ip_vti.c:517) [ 42.769412][ T974] ops_init (net/core/net_namespace.c:137) [ 42.769514][ T974] setup_net (net/core/net_namespace.c:446) [ 42.769626][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.769760][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.769895][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.770031][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.770167][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.770304][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.770445][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.770586][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.770801][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.770999][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.771133][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.771268][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.771414][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.771552][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.771690][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.771832][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.771974][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.772141][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.772280][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.772769][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.772970][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.773171][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.773375][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.773585][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.773787][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.784661][ T974] ------------[ cut here ]------------ | [ 42.784857][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974 | [ 42.785144][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.785694][ T974] Tainted: [W]=WARN [ 42.785846][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.786062][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.786286][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.786844][ T974] RSP: 0018:ffa0000000b3fa78 EFLAGS: 00010286 [ 42.787065][ T974] RAX: 00000000ffffffa6 RBX: ff1100000e0f0900 RCX: 1ff4000000167f15 [ 42.787314][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f09bc [ 42.787588][ T974] RBP: ff1100000f949000 R08: 1fe2200001c1e139 R09: ff1100001018d180 [ 42.787848][ T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.788096][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f949000 [ 42.788361][ T974] FS: 00007f930e90d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.788666][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.788884][ T974] CR2: 000055f6a15ced5c CR3: 0000000006247006 CR4: 0000000000771ef0 [ 42.789139][ T974] PKRU: 55555554 [ 42.789289][ T974] Call Trace: [ 42.789456][ T974] [ 42.789587][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.789781][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.789967][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.790122][ T974] register_netdevice (net/core/dev.c:11488) [ 42.790311][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.790543][ T974] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.790740][ T974] register_netdev (net/core/dev.c:11552) [ 42.790927][ T974] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 42.791113][ T974] ops_init (net/core/net_namespace.c:137) [ 42.791285][ T974] setup_net (net/core/net_namespace.c:446) [ 42.791455][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.791663][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.791854][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.792041][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.792228][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.792431][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.792633][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.792818][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.793007][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.793191][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.793389][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.793587][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.793778][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.793961][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.794144][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.794327][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.794532][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.794768][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.794960][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.795494][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.795763][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.796013][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.796259][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.796522][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.796794][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.801557][ T974] ------------[ cut here ]------------ | [ 42.801741][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974 | [ 42.802025][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.802557][ T974] Tainted: [W]=WARN [ 42.802716][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.802932][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.803159][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.803711][ T974] RSP: 0018:ffa0000000b3fa68 EFLAGS: 00010286 [ 42.803932][ T974] RAX: 00000000ffffffa6 RBX: ff1100000e0f1700 RCX: 1ff4000000167f13 [ 42.804185][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f17bc [ 42.804447][ T974] RBP: ff1100000a384000 R08: 1fe2200001c1e2f9 R09: ff1100001018d180 [ 42.804713][ T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.804965][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a384000 [ 42.805221][ T974] FS: 00007f930e90d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.805521][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.805759][ T974] CR2: 000055f6a15ced5c CR3: 0000000006247006 CR4: 0000000000771ef0 [ 42.806010][ T974] PKRU: 55555554 [ 42.806161][ T974] Call Trace: [ 42.806312][ T974] [ 42.806442][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.806650][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.806836][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.806991][ T974] register_netdevice (net/core/dev.c:11488) [ 42.807178][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.807410][ T974] register_netdev (net/core/dev.c:11552) [ 42.807608][ T974] sit_init_net (net/ipv6/sit.c:1860) [ 42.807800][ T974] ops_init (net/core/net_namespace.c:137) [ 42.807959][ T974] setup_net (net/core/net_namespace.c:446) [ 42.808111][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.808294][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.808493][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.808701][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.808889][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.809077][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.809266][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.809466][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.809668][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.809854][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.810040][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.810227][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.810427][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.810631][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.810818][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.811006][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.811193][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.811423][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.811627][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.812150][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.812414][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.812680][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.812929][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.813181][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.813443][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.818697][ T974] ------------[ cut here ]------------ | [ 42.818881][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974 | [ 42.819183][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.819739][ T974] Tainted: [W]=WARN [ 42.819890][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.820106][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.820332][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.820891][ T974] RSP: 0018:ffa0000000b3fa78 EFLAGS: 00010286 [ 42.821111][ T974] RAX: 00000000ffffffa6 RBX: ff1100000e1b5700 RCX: 1ff4000000167f15 [ 42.821373][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1b57bc [ 42.821641][ T974] RBP: ff1100000e3cc000 R08: 1fe2200001c36af9 R09: ff1100001018d180 [ 42.821891][ T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.822143][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3cc000 [ 42.822408][ T974] FS: 00007f930e90d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.822710][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.822927][ T974] CR2: 000055f6a15ced5c CR3: 0000000006247006 CR4: 0000000000771ef0 [ 42.823181][ T974] PKRU: 55555554 [ 42.823332][ T974] Call Trace: [ 42.823498][ T974] [ 42.823632][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.823822][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.824006][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.824160][ T974] register_netdevice (net/core/dev.c:11488) [ 42.824360][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.824587][ T974] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.824784][ T974] register_netdev (net/core/dev.c:11552) [ 42.824970][ T974] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 42.825156][ T974] ops_init (net/core/net_namespace.c:137) [ 42.825310][ T974] setup_net (net/core/net_namespace.c:446) [ 42.825474][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.825676][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.825866][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.826054][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.826241][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.826439][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.826643][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.826830][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.827014][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.827203][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.827403][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.827605][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.827799][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.827987][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.828171][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.828369][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.828562][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.828791][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.828979][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.829519][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.829794][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.830040][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.830288][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.830561][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.830817][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.835203][ T974] ------------[ cut here ]------------ | [ 42.835393][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974 | [ 42.835695][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.836200][ T974] Tainted: [W]=WARN [ 42.836363][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.836587][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.836821][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.837335][ T974] RSP: 0018:ffa0000000b3f918 EFLAGS: 00010286 [ 42.837573][ T974] RAX: 00000000ffffffa6 RBX: ff1100000e1b4740 RCX: 1ff4000000167ee9 [ 42.837831][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1b47fc [ 42.838082][ T974] RBP: ff1100000ed11000 R08: 1fe2200001c36901 R09: ff1100001018d180 [ 42.838327][ T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.838597][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed11000 [ 42.838854][ T974] FS: 00007f930e90d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.839140][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.839370][ T974] CR2: 000055f6a15ced5c CR3: 0000000006247006 CR4: 0000000000771ef0 [ 42.839635][ T974] PKRU: 55555554 [ 42.839785][ T974] Call Trace: [ 42.839936][ T974] [ 42.840056][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.840244][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.840440][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.840607][ T974] register_netdevice (net/core/dev.c:11488) [ 42.840795][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.841012][ T974] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.841198][ T974] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.841402][ T974] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.841601][ T974] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.841791][ T974] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.841976][ T974] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.842163][ T974] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.842455][ T974] ops_init (net/core/net_namespace.c:137) [ 42.842621][ T974] setup_net (net/core/net_namespace.c:446) [ 42.842774][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.842957][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.843146][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.843431][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.843626][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.843812][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.843995][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.844263][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.844462][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.844663][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.844848][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.845121][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.845303][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.845499][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.845697][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.845965][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.846150][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.846383][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.846687][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.847204][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.847563][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.847816][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.848150][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.848410][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.848679][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.860195][ T974] ------------[ cut here ]------------ | [ 42.860389][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974 | [ 42.860767][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.861370][ T974] Tainted: [W]=WARN [ 42.861521][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.861754][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.861979][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.862612][ T974] RSP: 0018:ffa0000000b3f918 EFLAGS: 00010286 [ 42.862920][ T974] RAX: 00000000ffffffa6 RBX: ff11000010298c80 RCX: 1ff4000000167ee9 [ 42.863164][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010298d3c [ 42.863425][ T974] RBP: ff1100000ffec000 R08: 1fe22000020531a9 R09: ff1100001018d180 [ 42.863782][ T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.864027][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffec000 [ 42.864272][ T974] FS: 00007f930e90d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.864672][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.864888][ T974] CR2: 000055f6a15ced5c CR3: 0000000006247006 CR4: 0000000000771ef0 [ 42.865222][ T974] PKRU: 55555554 [ 42.865384][ T974] Call Trace: [ 42.865533][ T974] [ 42.865670][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.865853][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.866122][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.866274][ T974] register_netdevice (net/core/dev.c:11488) [ 42.866472][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.866701][ T974] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.866971][ T974] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.867153][ T974] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.867335][ T974] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.867533][ T974] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.867822][ T974] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.868004][ T974] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.868189][ T974] ops_init (net/core/net_namespace.c:137) [ 42.868341][ T974] setup_net (net/core/net_namespace.c:446) [ 42.868508][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.868793][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.868977][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.869159][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.869342][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.869550][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.869738][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.869919][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.870100][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.870380][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.870569][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.870762][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.870942][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.871206][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.871401][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.871587][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.871778][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.872073][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.872259][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.872893][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.873138][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.873483][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.873746][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.873992][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.874327][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.879964][ T974] ------------[ cut here ]------------ | [ 42.880141][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974 | [ 42.880427][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.881034][ T974] Tainted: [W]=WARN [ 42.881181][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.881496][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.881733][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.882336][ T974] RSP: 0018:ffa0000000b3f918 EFLAGS: 00010286 [ 42.882573][ T974] RAX: 00000000ffffffa6 RBX: ff1100000e8023c0 RCX: 1ff4000000167ee9 [ 42.882829][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e80247c [ 42.883163][ T974] RBP: ff1100000ece1000 R08: 1fe2200001d00491 R09: ff1100001018d180 [ 42.883421][ T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.883778][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ece1000 [ 42.884024][ T974] FS: 00007f930e90d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.884303][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.884533][ T974] CR2: 000055f6a15ced5c CR3: 0000000006247006 CR4: 0000000000771ef0 [ 42.884799][ T974] PKRU: 55555554 [ 42.884946][ T974] Call Trace: [ 42.885094][ T974] [ 42.885297][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.885493][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.885695][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.885846][ T974] register_netdevice (net/core/dev.c:11488) [ 42.886114][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.886327][ T974] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.886527][ T974] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 42.886729][ T974] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 42.886999][ T974] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 42.887181][ T974] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 42.887375][ T974] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 42.887564][ T974] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 42.887840][ T974] ops_init (net/core/net_namespace.c:137) [ 42.887993][ T974] setup_net (net/core/net_namespace.c:446) [ 42.888145][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.888323][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.888616][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.888802][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.888985][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.889170][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.889367][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.889562][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.889749][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.889931][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.890113][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.890398][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.890587][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.890774][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.890955][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.891221][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.891418][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.891648][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.891923][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.892451][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.892805][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.893047][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.893391][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.893659][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.893902][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.899358][ T974] ------------[ cut here ]------------ | [ 42.899640][ T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974 | [ 42.899917][ T974] Modules linked in: ip6_gre ip_gre gre | [ 42.900529][ T974] Tainted: [W]=WARN [ 42.900698][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.900919][ T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.901236][ T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.901885][ T974] RSP: 0018:ffa0000000b3fa70 EFLAGS: 00010286 [ 42.902107][ T974] RAX: 00000000ffffffa6 RBX: ff11000010299c40 RCX: 1ff4000000167f14 [ 42.902368][ T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010299cfc [ 42.902729][ T974] RBP: ff1100000fb1c000 R08: 1fe22000020533a1 R09: ff1100001018d180 [ 42.902975][ T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.903221][ T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb1c000 [ 42.903591][ T974] FS: 00007f930e90d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.903882][ T974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.904101][ T974] CR2: 000055f6a15ced5c CR3: 0000000006247006 CR4: 0000000000771ef0 [ 42.904455][ T974] PKRU: 55555554 [ 42.904615][ T974] Call Trace: [ 42.904768][ T974] [ 42.904888][ T974] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.905159][ T974] ? notifier_call_chain (kernel/notifier.c:85) [ 42.905359][ T974] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.905513][ T974] register_netdevice (net/core/dev.c:11488) [ 42.905716][ T974] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 42.906019][ T974] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.906210][ T974] register_netdev (net/core/dev.c:11552) [ 42.906407][ T974] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 42.906608][ T974] ops_init (net/core/net_namespace.c:137) [ 42.906851][ T974] setup_net (net/core/net_namespace.c:446) [ 42.907002][ T974] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 42.907184][ T974] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 42.907384][ T974] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 42.907588][ T974] copy_net_ns (net/core/net_namespace.c:579) [ 42.907874][ T974] create_new_namespaces (kernel/nsproxy.c:132) [ 42.908063][ T974] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 42.908246][ T974] ksys_unshare (kernel/fork.c:3243) [ 42.908530][ T974] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.908732][ T974] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 42.908917][ T974] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 42.909104][ T974] ? __ia32_sys_open (fs/open.c:1374) [ 42.909290][ T974] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 42.909586][ T974] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 42.909778][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.909964][ T974] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.910148][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.910433][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.910670][ T974] RIP: 0033:0x7f930ebcfbcb [ 42.910863][ T974] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.911485][ T974] RSP: 002b:00007ffeb23ac008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 42.911845][ T974] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f930ebcfbcb [ 42.912097][ T974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 42.912358][ T974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 42.912713][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb23ae230 [ 42.912959][ T974] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb23af877 | [ 42.956306][ T975] ------------[ cut here ]------------ | [ 42.956474][ T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/975 | [ 42.956748][ T975] Modules linked in: ip6_gre ip_gre gre | [ 42.957171][ T975] Tainted: [W]=WARN [ 42.957276][ T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.957456][ T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.957647][ T975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.958136][ T975] RSP: 0018:ffa0000000b3ee30 EFLAGS: 00010286 [ 42.958311][ T975] RAX: 00000000ffffffa6 RBX: ff1100000278b380 RCX: 1ff4000000167d8c [ 42.958526][ T975] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b43c [ 42.958743][ T975] RBP: ff1100000e949000 R08: 1fe22000004f1689 R09: ff11000010112e80 [ 42.958950][ T975] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 42.959154][ T975] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3a5588 [ 42.959363][ T975] FS: 00007f7d720f1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 42.959622][ T975] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.959795][ T975] CR2: 000000000042ebe0 CR3: 0000000010261005 CR4: 0000000000771ef0 [ 42.960003][ T975] PKRU: 55555554 [ 42.960106][ T975] Call Trace: [ 42.960210][ T975] [ 42.960281][ T975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.960425][ T975] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.960573][ T975] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.960683][ T975] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 42.960822][ T975] __dev_notify_flags (net/core/dev.c:9787) [ 42.960962][ T975] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 42.961098][ T975] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 42.961235][ T975] ? netif_change_name (net/core/dev.c:1495) [ 42.961377][ T975] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 42.961517][ T975] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 42.961664][ T975] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 42.961802][ T975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 42.961940][ T975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.962078][ T975] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 42.962216][ T975] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 42.962357][ T975] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 42.962495][ T975] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 42.962650][ T975] veth_newlink (drivers/net/veth.c:1871) [ 42.962789][ T975] ? veth_poll_controller (drivers/net/veth.c:1470) [ 42.962924][ T975] ? kasan_save_stack (mm/kasan/common.c:57) [ 42.963062][ T975] ? kasan_save_track (mm/kasan/common.c:78) [ 42.963240][ T975] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 42.963399][ T975] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 42.963547][ T975] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 42.963691][ T975] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 42.963827][ T975] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.963965][ T975] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 42.964128][ T975] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 42.964266][ T975] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 42.964407][ T975] ? __dev_get_by_name (net/core/dev.c:883) [ 42.964555][ T975] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 42.964700][ T975] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 42.964844][ T975] rtnl_newlink (net/core/rtnetlink.c:4150) [ 42.964983][ T975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.965119][ T975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 42.965256][ T975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 42.965403][ T975] ? mark_usage (kernel/locking/lockdep.c:4674) [ 42.965551][ T975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.965697][ T975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.965835][ T975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 42.965972][ T975] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 42.966107][ T975] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 42.966244][ T975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.966389][ T975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 42.966530][ T975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.966676][ T975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 42.966812][ T975] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 42.966950][ T975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.967088][ T975] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.967228][ T975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 42.967372][ T975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 42.967515][ T975] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.967664][ T975] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.967800][ T975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 42.967938][ T975] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 42.968075][ T975] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.968213][ T975] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 42.968358][ T975] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 42.968497][ T975] ? copy_msghdr_from_user (net/socket.c:2635) [ 42.968647][ T975] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 42.968820][ T975] ? move_addr_to_kernel (net/socket.c:258) [ 42.968964][ T975] ___sys_sendmsg (net/socket.c:2752) [ 42.969102][ T975] ? copy_msghdr_from_user (net/socket.c:2603) [ 42.969246][ T975] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.969428][ T975] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 42.969586][ T975] __sys_sendmsg (net/socket.c:2784) [ 42.969729][ T975] ? __sys_sendmsg_sock (net/socket.c:2765) [ 42.969873][ T975] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 42.970012][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 42.970153][ T975] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 42.970292][ T975] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 42.970435][ T975] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 42.970586][ T975] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.970758][ T975] RIP: 0033:0x7f7d7232b08e [ 42.970903][ T975] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 42.971398][ T975] RSP: 002b:00007fffddff2af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.971622][ T975] RAX: ffffffffffffffda RBX: 00007fffddff32a0 RCX: 00007f7d7232b08e [ 42.971827][ T975] RDX: 0000000000000000 RSI: 00007fffddff2ba0 RDI: 0000000000000005 [ 42.972032][ T975] RBP: 00007fffddff2b00 R08: 0000000000000000 R09: 0000000000000000 [ 42.972238][ T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 42.972451][ T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddff3260 | [ 42.987143][ T975] ------------[ cut here ]------------ | [ 42.987336][ T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/975 | [ 42.987660][ T975] Modules linked in: ip6_gre ip_gre gre | [ 42.988177][ T975] Tainted: [W]=WARN [ 42.988331][ T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.988576][ T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 42.988823][ T975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 42.989368][ T975] RSP: 0018:ffa0000000b3f1b0 EFLAGS: 00010286 [ 42.989605][ T975] RAX: 00000000ffffffa6 RBX: ff1100000bde1a80 RCX: 1ff4000000167dfc [ 42.989860][ T975] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde1b3c [ 42.990112][ T975] RBP: ff1100000519c000 R08: 1fe22000017bc369 R09: ff11000010112e80 [ 42.990377][ T975] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 42.990647][ T975] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 42.990903][ T975] FS: 00007f7d720f1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 42.991188][ T975] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.991423][ T975] CR2: 00007f930e9da574 CR3: 0000000010261001 CR4: 0000000000771ef0 [ 42.991699][ T975] PKRU: 55555554 [ 42.991850][ T975] Call Trace: [ 42.992001][ T975] [ 42.992123][ T975] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 42.992312][ T975] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 42.992478][ T975] __dev_notify_flags (net/core/dev.c:9787) [ 42.992685][ T975] ? netif_change_name (net/core/dev.c:1495) [ 42.992876][ T975] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 42.993064][ T975] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 42.993254][ T975] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 42.993460][ T975] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 42.993668][ T975] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 42.993856][ T975] ? __dev_get_by_name (net/core/dev.c:883) [ 42.994042][ T975] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 42.994236][ T975] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 42.994440][ T975] rtnl_newlink (net/core/rtnetlink.c:4150) [ 42.994653][ T975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.994840][ T975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 42.995029][ T975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 42.995224][ T975] ? mark_usage (kernel/locking/lockdep.c:4674) [ 42.995426][ T975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.995634][ T975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 42.995824][ T975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 42.996015][ T975] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 42.996206][ T975] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 42.996408][ T975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.996609][ T975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 42.996803][ T975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 42.996989][ T975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 42.997179][ T975] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 42.997382][ T975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.997589][ T975] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.997788][ T975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 42.997973][ T975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 42.998166][ T975] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.998370][ T975] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.998567][ T975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 42.998769][ T975] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 42.998959][ T975] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 42.999149][ T975] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 42.999340][ T975] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 42.999552][ T975] ? copy_msghdr_from_user (net/socket.c:2635) [ 42.999746][ T975] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 42.999965][ T975] ? move_addr_to_kernel (net/socket.c:258) [ 43.000160][ T975] ___sys_sendmsg (net/socket.c:2752) [ 43.000365][ T975] ? copy_msghdr_from_user (net/socket.c:2603) [ 43.000566][ T975] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.000804][ T975] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 43.000995][ T975] __sys_sendmsg (net/socket.c:2784) [ 43.001185][ T975] ? __sys_sendmsg_sock (net/socket.c:2765) [ 43.001388][ T975] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 43.001587][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.001787][ T975] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 43.001975][ T975] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 43.002162][ T975] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 43.002365][ T975] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.002589][ T975] RIP: 0033:0x7f7d7232b08e [ 43.002792][ T975] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.003320][ T975] RSP: 002b:00007fffddff2af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.003599][ T975] RAX: ffffffffffffffda RBX: 00007fffddff32a0 RCX: 00007f7d7232b08e [ 43.003857][ T975] RDX: 0000000000000000 RSI: 00007fffddff2ba0 RDI: 0000000000000005 [ 43.004109][ T975] RBP: 00007fffddff2b00 R08: 0000000000000000 R09: 0000000000000000 [ 43.004375][ T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 43.004647][ T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddff3260 | [ 43.032977][ T976] ------------[ cut here ]------------ | [ 43.033150][ T976] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/976 | [ 43.033967][ T976] Modules linked in: ip6_gre ip_gre gre | [ 43.034383][ T976] Tainted: [W]=WARN [ 43.034485][ T976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.034659][ T976] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.034833][ T976] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.035300][ T976] RSP: 0018:ffa0000000b4f020 EFLAGS: 00010286 [ 43.035497][ T976] RAX: 00000000ffffffa6 RBX: ff1100000c984200 RCX: 1ff4000000169dca [ 43.035705][ T976] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9842bc [ 43.035906][ T976] RBP: ff1100000519c000 R08: 1fe2200001930859 R09: ff11000010115158 [ 43.036103][ T976] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 43.036303][ T976] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 43.036512][ T976] FS: 00007eff51c1a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 43.036751][ T976] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.036915][ T976] CR2: 0000000027bda988 CR3: 000000000cb54002 CR4: 0000000000771ef0 [ 43.037111][ T976] PKRU: 55555554 [ 43.037209][ T976] Call Trace: [ 43.037307][ T976] [ 43.037380][ T976] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.037516][ T976] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.037624][ T976] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 43.037756][ T976] __dev_notify_flags (net/core/dev.c:9787) [ 43.037889][ T976] ? netif_change_name (net/core/dev.c:1495) [ 43.038020][ T976] ? __dev_change_flags (net/core/dev.c:9752) [ 43.038153][ T976] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 43.038284][ T976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.038424][ T976] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 43.038567][ T976] netif_change_flags (net/core/dev.c:9820) [ 43.038703][ T976] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.038836][ T976] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 43.038978][ T976] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 43.039112][ T976] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 43.039275][ T976] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.039413][ T976] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.039552][ T976] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 43.039688][ T976] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.039821][ T976] ? __kernel_text_address (kernel/extable.c:79) [ 43.039954][ T976] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.040087][ T976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.040219][ T976] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.040357][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.040491][ T976] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 43.040631][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.040760][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.040900][ T976] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 43.041031][ T976] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 43.041161][ T976] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 43.041294][ T976] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.041435][ T976] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 43.041584][ T976] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 43.041723][ T976] rtnl_newlink (net/core/rtnetlink.c:4150) [ 43.041857][ T976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.041991][ T976] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.042123][ T976] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.042254][ T976] ? mark_usage (kernel/locking/lockdep.c:4674) [ 43.042392][ T976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.042529][ T976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.042674][ T976] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.042804][ T976] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.042934][ T976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.043066][ T976] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.043200][ T976] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 43.043335][ T976] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.043477][ T976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.043620][ T976] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.043755][ T976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.043888][ T976] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.044020][ T976] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 43.044151][ T976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.044284][ T976] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.044426][ T976] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 43.044564][ T976] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 43.044700][ T976] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.044832][ T976] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.044964][ T976] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.045097][ T976] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 43.045231][ T976] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.045373][ T976] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 43.045512][ T976] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 43.045654][ T976] ? copy_msghdr_from_user (net/socket.c:2635) [ 43.045786][ T976] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 43.045950][ T976] ? move_addr_to_kernel (net/socket.c:258) [ 43.046085][ T976] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.046219][ T976] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.046359][ T976] ___sys_sendmsg (net/socket.c:2752) [ 43.046493][ T976] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 43.046667][ T976] ? copy_msghdr_from_user (net/socket.c:2603) [ 43.046816][ T976] __sys_sendmsg (net/socket.c:2784) [ 43.046948][ T976] ? __sys_sendmsg_sock (net/socket.c:2765) [ 43.047079][ T976] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 43.047249][ T976] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.047389][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.047525][ T976] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 43.047669][ T976] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 43.047805][ T976] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 43.047938][ T976] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.048099][ T976] RIP: 0033:0x7eff51e5408e [ 43.048236][ T976] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.048725][ T976] RSP: 002b:00007ffefdafdd30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.048923][ T976] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007eff51e5408e [ 43.049118][ T976] RDX: 0000000000000000 RSI: 00007ffefdafdde0 RDI: 0000000000000005 [ 43.049312][ T976] RBP: 00007ffefdafdd40 R08: 0000000000000000 R09: 0000000000000000 [ 43.049517][ T976] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 43.049721][ T976] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefdafe4b0 | [ 43.090462][ T977] ------------[ cut here ]------------ | [ 43.096193][ T977] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/977 | [ 43.096588][ T977] Modules linked in: ip6_gre ip_gre gre | [ 43.097242][ T977] Tainted: [W]=WARN [ 43.097551][ T977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.097853][ T977] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.098132][ T977] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.098712][ T977] RSP: 0018:ffa0000000b5f020 EFLAGS: 00010286 [ 43.098927][ T977] RAX: 00000000ffffffa6 RBX: ff1100000a213380 RCX: 1ff400000016bdca [ 43.099171][ T977] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21343c [ 43.099435][ T977] RBP: ff1100000e949000 R08: 1fe2200001442689 R09: ff110000129dae58 [ 43.099703][ T977] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 43.099951][ T977] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 43.100200][ T977] FS: 00007fe863d4d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 43.100495][ T977] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.100734][ T977] CR2: 00000000256d6988 CR3: 0000000010261003 CR4: 0000000000771ef0 [ 43.100985][ T977] PKRU: 55555554 [ 43.101134][ T977] Call Trace: [ 43.101282][ T977] [ 43.101416][ T977] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.101616][ T977] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.101770][ T977] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 43.101953][ T977] __dev_notify_flags (net/core/dev.c:9787) [ 43.102141][ T977] ? netif_change_name (net/core/dev.c:1495) [ 43.102325][ T977] ? __dev_change_flags (net/core/dev.c:9752) [ 43.102526][ T977] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 43.102735][ T977] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.102923][ T977] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 43.103110][ T977] netif_change_flags (net/core/dev.c:9820) [ 43.103298][ T977] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.103496][ T977] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 43.103702][ T977] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 43.103888][ T977] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 43.104106][ T977] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.104290][ T977] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.104491][ T977] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 43.104695][ T977] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.104881][ T977] ? __kernel_text_address (kernel/extable.c:79) [ 43.105069][ T977] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.105258][ T977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.105457][ T977] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.105663][ T977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.105849][ T977] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 43.106033][ T977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.106217][ T977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.106419][ T977] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 43.106624][ T977] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 43.106810][ T977] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 43.106995][ T977] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.107182][ T977] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 43.107384][ T977] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 43.107588][ T977] rtnl_newlink (net/core/rtnetlink.c:4150) [ 43.107782][ T977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.107965][ T977] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.108150][ T977] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.108334][ T977] ? mark_usage (kernel/locking/lockdep.c:4674) [ 43.108532][ T977] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.108742][ T977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.108927][ T977] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.109111][ T977] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.109294][ T977] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.109501][ T977] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.109703][ T977] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 43.109892][ T977] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.110078][ T977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.110263][ T977] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.110467][ T977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.110665][ T977] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.110853][ T977] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 43.111037][ T977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.111224][ T977] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.111426][ T977] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 43.111627][ T977] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 43.111820][ T977] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.112007][ T977] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.112192][ T977] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.112391][ T977] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 43.112588][ T977] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.112781][ T977] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 43.112969][ T977] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 43.113155][ T977] ? copy_msghdr_from_user (net/socket.c:2635) [ 43.113340][ T977] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 43.113583][ T977] ? move_addr_to_kernel (net/socket.c:258) [ 43.113780][ T977] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.113964][ T977] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.114151][ T977] ___sys_sendmsg (net/socket.c:2752) [ 43.114336][ T977] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 43.114576][ T977] ? copy_msghdr_from_user (net/socket.c:2603) [ 43.114786][ T977] __sys_sendmsg (net/socket.c:2784) [ 43.114976][ T977] ? __sys_sendmsg_sock (net/socket.c:2765) [ 43.115162][ T977] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 43.115399][ T977] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.115600][ T977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.115791][ T977] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 43.115976][ T977] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 43.116161][ T977] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 43.116360][ T977] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.116585][ T977] RIP: 0033:0x7fe863f8708e [ 43.116792][ T977] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.117313][ T977] RSP: 002b:00007ffea7b946a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.117588][ T977] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe863f8708e [ 43.117848][ T977] RDX: 0000000000000000 RSI: 00007ffea7b94750 RDI: 0000000000000005 [ 43.118099][ T977] RBP: 00007ffea7b946b0 R08: 0000000000000000 R09: 0000000000000000 [ 43.118362][ T977] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 43.118622][ T977] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea7b94e20 | [ 43.121144][ T221] ------------[ cut here ]------------ | [ 43.121274][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/221 | [ 43.121521][ T221] Modules linked in: ip6_gre ip_gre gre | [ 43.121936][ T221] Tainted: [W]=WARN [ 43.122027][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.122178][ T221] Workqueue: events_unbound linkwatch_event [ 43.122336][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.122511][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.122978][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 43.123131][ T221] RAX: 00000000ffffffa6 RBX: ff110000028fe040 RCX: 1ff40000000c6f02 [ 43.123313][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe0fc [ 43.123512][ T221] RBP: ff1100000519c000 R08: 1fe220000051fc21 R09: ff1100000a888ba8 [ 43.123704][ T221] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 43.123886][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 43.124074][ T221] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 43.124287][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.124449][ T221] CR2: 00007eff51ce7574 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 43.124647][ T221] PKRU: 55555554 [ 43.124738][ T221] Call Trace: [ 43.124829][ T221] [ 43.124893][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.125016][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 43.125138][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.125232][ T221] netif_state_change (net/core/dev.c:1605) [ 43.125361][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.125523][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 43.125654][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 43.125777][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.125902][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 43.126024][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 43.126146][ T221] process_one_work (kernel/workqueue.c:3314) [ 43.126273][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 43.126406][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.126545][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 43.126673][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 43.126795][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.126917][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 43.127036][ T221] kthread (kernel/kthread.c:436) [ 43.127128][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.127280][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 43.127409][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.127540][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 43.127706][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.127829][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 43.127951][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.164793][ T211] ------------[ cut here ]------------ | [ 43.164929][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 43.165173][ T211] Modules linked in: ip6_gre ip_gre gre | [ 43.165602][ T211] Tainted: [W]=WARN [ 43.165699][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.165847][ T211] Workqueue: events_unbound linkwatch_event [ 43.166001][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.166156][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.166617][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 43.166773][ T211] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff400000011cf02 [ 43.166952][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 43.167132][ T211] RBP: ff1100000e949000 R08: 1fe22000019ea021 R09: ff1100001018aea8 [ 43.167317][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 43.167506][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 43.167703][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 43.167914][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.168065][ T211] CR2: 00007eff51ce7574 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 43.168246][ T211] PKRU: 55555554 [ 43.168336][ T211] Call Trace: [ 43.168432][ T211] [ 43.168498][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.168627][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 43.168748][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.168839][ T211] netif_state_change (net/core/dev.c:1605) [ 43.168960][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.169114][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 43.169233][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 43.169361][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.169485][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 43.169616][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 43.169738][ T211] process_one_work (kernel/workqueue.c:3314) [ 43.169863][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 43.169986][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.170111][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 43.170234][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 43.170359][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.170484][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 43.170612][ T211] kthread (kernel/kthread.c:436) [ 43.170702][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.170852][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 43.170972][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.171094][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 43.171244][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.171372][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 43.171499][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.328428][ T982] ------------[ cut here ]------------ | [ 43.328751][ T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/982 | [ 43.329184][ T982] Modules linked in: ip6_gre ip_gre gre | [ 43.330220][ T982] Tainted: [W]=WARN [ 43.330457][ T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.330805][ T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.331145][ T982] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.332009][ T982] RSP: 0018:ffa0000000baf1b0 EFLAGS: 00010286 [ 43.332334][ T982] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff4000000175dfc [ 43.332744][ T982] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 43.333136][ T982] RBP: ff1100000b2d9000 R08: 1fe2200001430f69 R09: ff1100000ffd2e80 [ 43.333546][ T982] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 43.333923][ T982] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 43.334298][ T982] FS: 00007fed490fa840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 43.334765][ T982] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.335098][ T982] CR2: 00007fed493d4cb0 CR3: 000000001039e005 CR4: 0000000000771ef0 [ 43.335503][ T982] PKRU: 55555554 [ 43.335729][ T982] Call Trace: [ 43.335947][ T982] [ 43.336118][ T982] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.336406][ T982] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.336641][ T982] __dev_notify_flags (net/core/dev.c:9787) [ 43.336914][ T982] ? netif_change_name (net/core/dev.c:1495) [ 43.337192][ T982] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.337622][ T982] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 43.337996][ T982] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 43.338388][ T982] ? nla_strscpy (lib/nlattr.c:795) [ 43.338757][ T982] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 43.339034][ T982] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 43.339308][ T982] ? __dev_get_by_name (net/core/dev.c:883) [ 43.339610][ T982] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 43.339913][ T982] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 43.340192][ T982] rtnl_newlink (net/core/rtnetlink.c:4150) [ 43.340476][ T982] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.340758][ T982] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.341047][ T982] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.341312][ T982] ? mark_usage (kernel/locking/lockdep.c:4674) [ 43.341609][ T982] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.341893][ T982] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.342175][ T982] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.342460][ T982] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 43.342752][ T982] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.343029][ T982] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.343304][ T982] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.343608][ T982] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.343884][ T982] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.344158][ T982] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 43.344450][ T982] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.344734][ T982] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.345018][ T982] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 43.345292][ T982] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 43.345595][ T982] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.345875][ T982] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.346139][ T982] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.346423][ T982] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 43.346712][ T982] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.346992][ T982] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 43.347275][ T982] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 43.347578][ T982] ? copy_msghdr_from_user (net/socket.c:2635) [ 43.347852][ T982] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 43.348178][ T982] ? move_addr_to_kernel (net/socket.c:258) [ 43.348474][ T982] ___sys_sendmsg (net/socket.c:2752) [ 43.348758][ T982] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.349033][ T982] ? copy_msghdr_from_user (net/socket.c:2603) [ 43.349329][ T982] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 43.349638][ T982] __sys_sendmsg (net/socket.c:2784) [ 43.349914][ T982] ? __sys_sendmsg_sock (net/socket.c:2765) [ 43.350195][ T982] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.350490][ T982] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.350774][ T982] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 43.351049][ T982] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 43.351323][ T982] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 43.351626][ T982] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.351949][ T982] RIP: 0033:0x7fed4933408e [ 43.352226][ T982] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.353094][ T982] RSP: 002b:00007ffea7cd55a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.353487][ T982] RAX: ffffffffffffffda RBX: 00007ffea7cd5d50 RCX: 00007fed4933408e [ 43.353868][ T982] RDX: 0000000000000000 RSI: 00007ffea7cd5650 RDI: 0000000000000005 [ 43.354248][ T982] RBP: 00007ffea7cd55b0 R08: 0000000000000000 R09: 0000000000000000 [ 43.354647][ T982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 43.355028][ T982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea7cd5d20 | [ 43.422787][ T983] ------------[ cut here ]------------ | [ 43.423077][ T983] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/983 | [ 43.423520][ T983] Modules linked in: ip6_gre ip_gre gre | [ 43.424307][ T983] Tainted: [W]=WARN [ 43.424550][ T983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.424877][ T983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.425218][ T983] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.426106][ T983] RSP: 0018:ffa0000000bbf1b0 EFLAGS: 00010286 [ 43.426452][ T983] RAX: 00000000ffffffa6 RBX: ff1100000cf8ba80 RCX: 1ff4000000177dfc [ 43.426829][ T983] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8bb3c [ 43.427212][ T983] RBP: ff11000012839000 R08: 1fe22000019f1769 R09: ff1100000ffd5180 [ 43.427650][ T983] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 43.428031][ T983] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 43.428432][ T983] FS: 00007f5202ea7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 43.428876][ T983] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.429203][ T983] CR2: 00007f5203181cb0 CR3: 000000000ead6001 CR4: 0000000000771ef0 [ 43.429602][ T983] PKRU: 55555554 [ 43.429814][ T983] Call Trace: [ 43.430031][ T983] [ 43.430200][ T983] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.430497][ T983] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.430729][ T983] __dev_notify_flags (net/core/dev.c:9787) [ 43.430998][ T983] ? netif_change_name (net/core/dev.c:1495) [ 43.431270][ T983] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.431565][ T983] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 43.431849][ T983] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 43.432123][ T983] ? nla_strscpy (lib/nlattr.c:795) [ 43.432415][ T983] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 43.432708][ T983] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 43.432974][ T983] ? __dev_get_by_name (net/core/dev.c:883) [ 43.433241][ T983] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 43.433554][ T983] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 43.433837][ T983] rtnl_newlink (net/core/rtnetlink.c:4150) [ 43.434113][ T983] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.434393][ T983] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.434669][ T983] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.434949][ T983] ? mark_usage (kernel/locking/lockdep.c:4674) [ 43.435222][ T983] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.435522][ T983] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.435799][ T983] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.436076][ T983] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 43.436363][ T983] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.436644][ T983] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.436916][ T983] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.437194][ T983] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.437466][ T983] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.437745][ T983] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 43.438017][ T983] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.438292][ T983] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.438591][ T983] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 43.438854][ T983] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 43.439125][ T983] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.439419][ T983] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.439704][ T983] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.439982][ T983] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 43.440258][ T983] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.440556][ T983] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 43.440834][ T983] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 43.441098][ T983] ? copy_msghdr_from_user (net/socket.c:2635) [ 43.441384][ T983] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 43.441720][ T983] ? move_addr_to_kernel (net/socket.c:258) [ 43.442004][ T983] ___sys_sendmsg (net/socket.c:2752) [ 43.442267][ T983] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.442556][ T983] ? copy_msghdr_from_user (net/socket.c:2603) [ 43.442850][ T983] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 43.443131][ T983] __sys_sendmsg (net/socket.c:2784) [ 43.443418][ T983] ? __sys_sendmsg_sock (net/socket.c:2765) [ 43.443705][ T983] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.443976][ T983] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.444254][ T983] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 43.444550][ T983] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 43.444817][ T983] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 43.445091][ T983] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.445433][ T983] RIP: 0033:0x7f52030e108e [ 43.445719][ T983] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.446564][ T983] RSP: 002b:00007ffea6813fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.446935][ T983] RAX: ffffffffffffffda RBX: 00007ffea6814750 RCX: 00007f52030e108e [ 43.447307][ T983] RDX: 0000000000000000 RSI: 00007ffea6814050 RDI: 0000000000000005 [ 43.447712][ T983] RBP: 00007ffea6813fb0 R08: 0000000000000000 R09: 0000000000000000 [ 43.448091][ T983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 43.448485][ T983] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6814720 | [ 43.482605][ T984] ------------[ cut here ]------------ | [ 43.482778][ T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/984 | [ 43.483012][ T984] Modules linked in: ip6_gre ip_gre gre | [ 43.483943][ T984] Tainted: [W]=WARN [ 43.484058][ T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.484265][ T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.484451][ T984] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.485092][ T984] RSP: 0018:ffa0000000bcf020 EFLAGS: 00010286 [ 43.485261][ T984] RAX: 00000000ffffffa6 RBX: ff1100000e9eda80 RCX: 1ff4000000179dca [ 43.485469][ T984] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edb3c [ 43.485705][ T984] RBP: ff1100000b2d9000 R08: 1fe2200001d3db69 R09: ff1100000abf0b58 [ 43.485904][ T984] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 43.486102][ T984] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 43.486306][ T984] FS: 00007f0de088a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 43.486555][ T984] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.486733][ T984] CR2: 000000002ad78988 CR3: 0000000004b7f003 CR4: 0000000000771ef0 [ 43.486932][ T984] PKRU: 55555554 [ 43.487032][ T984] Call Trace: [ 43.487133][ T984] [ 43.487202][ T984] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.487365][ T984] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.487474][ T984] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 43.487618][ T984] __dev_notify_flags (net/core/dev.c:9787) [ 43.487754][ T984] ? netif_change_name (net/core/dev.c:1495) [ 43.487889][ T984] ? __dev_change_flags (net/core/dev.c:9752) [ 43.488022][ T984] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 43.488160][ T984] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.488313][ T984] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 43.488457][ T984] netif_change_flags (net/core/dev.c:9820) [ 43.488641][ T984] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.488776][ T984] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 43.488912][ T984] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 43.489049][ T984] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 43.489227][ T984] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.489366][ T984] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.489509][ T984] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 43.489660][ T984] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.489794][ T984] ? __kernel_text_address (kernel/extable.c:79) [ 43.489930][ T984] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.490064][ T984] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.490198][ T984] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.490334][ T984] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.490481][ T984] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 43.490625][ T984] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.490760][ T984] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.490894][ T984] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 43.491030][ T984] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 43.491164][ T984] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 43.491300][ T984] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.491440][ T984] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 43.491590][ T984] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 43.491725][ T984] rtnl_newlink (net/core/rtnetlink.c:4150) [ 43.491861][ T984] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.491994][ T984] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.492130][ T984] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.492266][ T984] ? mark_usage (kernel/locking/lockdep.c:4674) [ 43.492403][ T984] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.492549][ T984] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.492688][ T984] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.492822][ T984] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.492955][ T984] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.493090][ T984] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.493224][ T984] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 43.493362][ T984] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.493494][ T984] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.493641][ T984] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.493777][ T984] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.493914][ T984] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.494048][ T984] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 43.494189][ T984] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.494324][ T984] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.494466][ T984] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 43.494613][ T984] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 43.494748][ T984] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.494886][ T984] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.495020][ T984] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.495161][ T984] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 43.495296][ T984] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.495436][ T984] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 43.495593][ T984] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 43.495727][ T984] ? copy_msghdr_from_user (net/socket.c:2635) [ 43.495861][ T984] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 43.496028][ T984] ? move_addr_to_kernel (net/socket.c:258) [ 43.496164][ T984] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.496302][ T984] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.496443][ T984] ___sys_sendmsg (net/socket.c:2752) [ 43.496587][ T984] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 43.496756][ T984] ? copy_msghdr_from_user (net/socket.c:2603) [ 43.496904][ T984] __sys_sendmsg (net/socket.c:2784) [ 43.497039][ T984] ? __sys_sendmsg_sock (net/socket.c:2765) [ 43.497171][ T984] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 43.497339][ T984] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.497484][ T984] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.497629][ T984] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 43.497763][ T984] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 43.497897][ T984] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 43.498030][ T984] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.498195][ T984] RIP: 0033:0x7f0de0ac408e [ 43.498336][ T984] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.498845][ T984] RSP: 002b:00007ffc8a620000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.499048][ T984] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0de0ac408e [ 43.499252][ T984] RDX: 0000000000000000 RSI: 00007ffc8a6200b0 RDI: 0000000000000005 [ 43.499460][ T984] RBP: 00007ffc8a620010 R08: 0000000000000000 R09: 0000000000000000 [ 43.499674][ T984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 43.499873][ T984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8a620780 | [ 43.526199][ T985] ------------[ cut here ]------------ | [ 43.527094][ T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/985 | [ 43.527398][ T985] Modules linked in: ip6_gre ip_gre gre | [ 43.527930][ T985] Tainted: [W]=WARN [ 43.528084][ T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.528303][ T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.528557][ T985] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.529088][ T985] RSP: 0018:ffa0000000bdf020 EFLAGS: 00010286 [ 43.529309][ T985] RAX: 00000000ffffffa6 RBX: ff1100000fbbf380 RCX: 1ff400000017bdca [ 43.529613][ T985] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf43c [ 43.529887][ T985] RBP: ff11000012839000 R08: 1fe2200001f77e89 R09: ff11000009260b58 [ 43.530136][ T985] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 43.530399][ T985] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 43.530676][ T985] FS: 00007f460f31c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 43.530966][ T985] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.531182][ T985] CR2: 000000001d7ef988 CR3: 0000000008f27004 CR4: 0000000000771ef0 [ 43.531445][ T985] PKRU: 55555554 [ 43.531610][ T985] Call Trace: [ 43.531764][ T985] [ 43.531885][ T985] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.532078][ T985] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.532232][ T985] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 43.532431][ T985] __dev_notify_flags (net/core/dev.c:9787) [ 43.532632][ T985] ? netif_change_name (net/core/dev.c:1495) [ 43.532840][ T985] ? __dev_change_flags (net/core/dev.c:9752) [ 43.533027][ T985] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 43.533210][ T985] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.533416][ T985] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 43.533619][ T985] netif_change_flags (net/core/dev.c:9820) [ 43.533809][ T985] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.533993][ T985] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 43.534182][ T985] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 43.534383][ T985] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 43.534645][ T985] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.534848][ T985] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.535053][ T985] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 43.535237][ T985] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.535435][ T985] ? __kernel_text_address (kernel/extable.c:79) [ 43.535666][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.535879][ T985] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.536067][ T985] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.536259][ T985] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.536461][ T985] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 43.536667][ T985] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.536861][ T985] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.537048][ T985] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 43.537235][ T985] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 43.537435][ T985] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 43.537643][ T985] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 43.537837][ T985] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 43.538026][ T985] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 43.538218][ T985] rtnl_newlink (net/core/rtnetlink.c:4150) [ 43.538420][ T985] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.538618][ T985] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.538808][ T985] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.538991][ T985] ? mark_usage (kernel/locking/lockdep.c:4674) [ 43.539177][ T985] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.539383][ T985] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.539574][ T985] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.539771][ T985] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.539956][ T985] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.540142][ T985] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 43.540327][ T985] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 43.540527][ T985] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.540742][ T985] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.540927][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.541114][ T985] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.541298][ T985] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 43.541500][ T985] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 43.541701][ T985] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.541887][ T985] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.542074][ T985] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 43.542259][ T985] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 43.542459][ T985] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.542673][ T985] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.542859][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 43.543045][ T985] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 43.543233][ T985] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 43.543434][ T985] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 43.543656][ T985] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 43.543866][ T985] ? copy_msghdr_from_user (net/socket.c:2635) [ 43.544050][ T985] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 43.544285][ T985] ? move_addr_to_kernel (net/socket.c:258) [ 43.544503][ T985] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.544704][ T985] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 43.544894][ T985] ___sys_sendmsg (net/socket.c:2752) [ 43.545081][ T985] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 43.545373][ T985] ? copy_msghdr_from_user (net/socket.c:2603) [ 43.545614][ T985] __sys_sendmsg (net/socket.c:2784) [ 43.545807][ T985] ? __sys_sendmsg_sock (net/socket.c:2765) [ 43.546019][ T985] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 43.546244][ T985] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.546467][ T985] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.546678][ T985] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 43.546869][ T985] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 43.547053][ T985] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 43.547238][ T985] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.547467][ T985] RIP: 0033:0x7f460f55608e [ 43.547697][ T985] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.548234][ T985] RSP: 002b:00007fff1edf8350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.548519][ T985] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f460f55608e [ 43.548788][ T985] RDX: 0000000000000000 RSI: 00007fff1edf8400 RDI: 0000000000000005 [ 43.549041][ T985] RBP: 00007fff1edf8360 R08: 0000000000000000 R09: 0000000000000000 [ 43.549289][ T985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdd [ 43.549563][ T985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1edf8ad0 | [ 43.967846][ T12] ------------[ cut here ]------------ | [ 43.968147][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 43.969209][ T12] Modules linked in: ip6_gre ip_gre gre | [ 43.970157][ T12] Tainted: [W]=WARN [ 43.970395][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.970715][ T12] Workqueue: netns cleanup_net [ 43.970984][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.971307][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.972087][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 43.972420][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c6a3a80 RCX: 1ff4000000018ec7 [ 43.972816][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6a3b3c [ 43.973166][ T12] RBP: ff1100000b2d9000 R08: 1fe22000018d4769 R09: ff11000001aed1d0 [ 43.973554][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 43.973955][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 43.974317][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 43.974755][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.975069][ T12] CR2: 000055f6c13ba5e8 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 43.975442][ T12] PKRU: 55555554 [ 43.975659][ T12] Call Trace: [ 43.975865][ T12] [ 43.976022][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 43.976280][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 43.976515][ T12] netif_close_many (net/core/dev.c:1804) [ 43.976787][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 43.977047][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 43.977364][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 43.977676][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 43.977941][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 43.978248][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 43.978532][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 43.978809][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 43.979071][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 43.979336][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 43.979622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 43.979874][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 43.980137][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 43.980413][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 43.980695][ T12] cleanup_net (net/core/net_namespace.c:702) [ 43.980949][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 43.981388][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 43.981679][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 43.982151][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 43.982431][ T12] process_one_work (kernel/workqueue.c:3314) [ 43.982711][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 43.982991][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 43.983249][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 43.983549][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 43.983844][ T12] kthread (kernel/kthread.c:436) [ 43.984061][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.984376][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 43.984653][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.984921][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 43.985231][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.985500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 43.985773][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.990998][ T12] ------------[ cut here ]------------ | [ 43.991251][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 43.991701][ T12] Modules linked in: ip6_gre ip_gre gre | [ 43.992457][ T12] Tainted: [W]=WARN [ 43.992664][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.992945][ T12] Workqueue: netns cleanup_net [ 43.993195][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 43.993521][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 43.994278][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 43.994606][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d8c0 RCX: 1ff4000000018eed [ 43.994941][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d97c [ 43.995302][ T12] RBP: ff11000008ac9000 R08: 1fe2200001663b31 R09: ff11000001aed1d0 [ 43.995767][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 43.996179][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 43.996624][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 43.997113][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.997491][ T12] CR2: 000055f6c13ba5e8 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 43.997918][ T12] PKRU: 55555554 [ 43.998199][ T12] Call Trace: [ 43.998493][ T12] [ 43.998738][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 43.999122][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 43.999508][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 43.999868][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.000205][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.000561][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.000879][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.001200][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.001560][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.001891][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.002228][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.002588][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.002907][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.003267][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.003629][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.003968][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.004305][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.004646][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.004989][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.005334][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.005768][ T12] kthread (kernel/kthread.c:436) [ 44.006127][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.006685][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.006938][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.007190][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.007499][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.007761][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.008006][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.029614][ T12] ------------[ cut here ]------------ | [ 44.029762][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.030008][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.030618][ T12] Tainted: [W]=WARN [ 44.030717][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.030870][ T12] Workqueue: netns cleanup_net [ 44.030998][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.031161][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.031611][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.031763][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff4000000018eed [ 44.031953][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 44.032136][ T12] RBP: ff1100000b2d9000 R08: 1fe2200001663a51 R09: ff11000001aed1d0 [ 44.032317][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.032504][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.032699][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.032913][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.033066][ T12] CR2: 00007f531e8e8668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.033251][ T12] PKRU: 55555554 [ 44.033343][ T12] Call Trace: [ 44.033441][ T12] [ 44.033507][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.033673][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.033825][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.033946][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.034070][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.034191][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.034314][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.034442][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.034575][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.034700][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.034824][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.034947][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.035071][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.035193][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.035316][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.035443][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.035575][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.035701][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.035826][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.035950][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.036071][ T12] kthread (kernel/kthread.c:436) [ 44.036166][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.036317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.036442][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.036585][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.036736][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.036857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.036978][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.039314][ T12] ------------[ cut here ]------------ | [ 44.039443][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.039695][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.040094][ T12] Tainted: [W]=WARN [ 44.040186][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.040342][ T12] Workqueue: netns cleanup_net [ 44.040476][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.040646][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.041090][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.041240][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabc200 RCX: 1ff4000000018eed [ 44.041430][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabc2bc [ 44.041619][ T12] RBP: ff1100000589c000 R08: 1fe2200001557859 R09: ff11000001aed1d0 [ 44.041800][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.041980][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.042162][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.042380][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.042537][ T12] CR2: 00007f531e8e8668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.042728][ T12] PKRU: 55555554 [ 44.042818][ T12] Call Trace: [ 44.042909][ T12] [ 44.042973][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.043129][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.043280][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.043406][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.043547][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.043674][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.043796][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.043921][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.044045][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.044166][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.044290][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.044418][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.044548][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.044676][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.044799][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.044923][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.045046][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.045166][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.045292][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.045423][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.045552][ T12] kthread (kernel/kthread.c:436) [ 44.045650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.045800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.045925][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.046053][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.046204][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.046327][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.046454][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.049364][ T12] ------------[ cut here ]------------ | [ 44.049489][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.049768][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.050178][ T12] Tainted: [W]=WARN [ 44.050271][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.050431][ T12] Workqueue: netns cleanup_net [ 44.050571][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.050734][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.051186][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.051341][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabc900 RCX: 1ff4000000018eed [ 44.051533][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabc9bc [ 44.051728][ T12] RBP: ff11000005199000 R08: 1fe2200001557939 R09: ff11000001aed1d0 [ 44.051913][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.052097][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.052279][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.052493][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.052665][ T12] CR2: 00007f531e8e8668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.052850][ T12] PKRU: 55555554 [ 44.052941][ T12] Call Trace: [ 44.053031][ T12] [ 44.053096][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.053252][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.053411][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.053537][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.053673][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.053798][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.053924][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.054127][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.054251][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.054380][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.054509][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.054643][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.054764][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.054889][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.055085][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.055211][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.055337][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.055464][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.055601][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.055726][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.055847][ T12] kthread (kernel/kthread.c:436) [ 44.055942][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.056092][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.056212][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.056333][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.056569][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.056696][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.056819][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.059440][ T12] ------------[ cut here ]------------ | [ 44.059573][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.059815][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.060291][ T12] Tainted: [W]=WARN [ 44.060390][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.060549][ T12] Workqueue: netns cleanup_net [ 44.060759][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.060916][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.061430][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.061594][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabcc80 RCX: 1ff4000000018eed [ 44.061774][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabcd3c [ 44.062029][ T12] RBP: ff11000005a54000 R08: 1fe22000015579a9 R09: ff11000001aed1d0 [ 44.062216][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.062400][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.062604][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.062815][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.063042][ T12] CR2: 00007f531e8e8668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.063229][ T12] PKRU: 55555554 [ 44.063319][ T12] Call Trace: [ 44.063504][ T12] [ 44.063574][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.063730][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.063878][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.064001][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.064198][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.064319][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.064449][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.064581][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.064778][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.064898][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.065023][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.065143][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.065338][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.065464][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.065593][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.065717][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.065916][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.066039][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.066165][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.066292][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.066492][ T12] kthread (kernel/kthread.c:436) [ 44.066592][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.066742][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.066864][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.067058][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.067209][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.067329][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.067531][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.070353][ T12] ------------[ cut here ]------------ | [ 44.070484][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.070805][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.071205][ T12] Tainted: [W]=WARN [ 44.071300][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.071459][ T12] Workqueue: netns cleanup_net [ 44.071594][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.071751][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.072186][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.072424][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984ac0 RCX: 1ff4000000018eed [ 44.072616][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984b7c [ 44.072794][ T12] RBP: ff1100000a111000 R08: 1fe2200001930971 R09: ff11000001aed1d0 [ 44.073048][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.073228][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.073487][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.073706][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.073863][ T12] CR2: 00007f531e8e8668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.074121][ T12] PKRU: 55555554 [ 44.074215][ T12] Call Trace: [ 44.074304][ T12] [ 44.074373][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.074530][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.074764][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.074886][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.075011][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.075130][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.075326][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.075450][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.075581][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.075704][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.075900][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.076021][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.076140][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.076263][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.076465][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.076596][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.076720][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.076840][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.077038][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.077164][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.077286][ T12] kthread (kernel/kthread.c:436) [ 44.077382][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.077620][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.077741][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.077861][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.078088][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.078213][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.078333][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.080623][ T12] ------------[ cut here ]------------ | [ 44.080746][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.080979][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.081381][ T12] Tainted: [W]=WARN [ 44.081474][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.081637][ T12] Workqueue: netns cleanup_net [ 44.081763][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.081921][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.082361][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.082518][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985000 RCX: 1ff4000000018eed [ 44.082707][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9850bc [ 44.082889][ T12] RBP: ff1100001283c000 R08: 1fe2200001930a19 R09: ff11000001aed1d0 [ 44.083069][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.083249][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.083434][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.083651][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.083802][ T12] CR2: 00007f531e8e8668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.083982][ T12] PKRU: 55555554 [ 44.084072][ T12] Call Trace: [ 44.084162][ T12] [ 44.084225][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.084384][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.084536][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.084671][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.084791][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.084911][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.085032][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.085153][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.085275][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.085404][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.085535][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.085673][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.085794][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.085916][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.086036][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.086694][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.086822][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.086943][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.087072][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.087197][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.087319][ T12] kthread (kernel/kthread.c:436) [ 44.087412][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.087568][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.087766][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.087888][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.088036][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.088154][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.088274][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.098033][ T12] ------------[ cut here ]------------ | [ 44.098229][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 44.098491][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.098916][ T12] Tainted: [W]=WARN [ 44.099006][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.099162][ T12] Workqueue: netns cleanup_net [ 44.099286][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.099455][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.099955][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.100125][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde1700 RCX: 1ff4000000018eed [ 44.100305][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde17bc [ 44.100504][ T12] RBP: ff11000005884000 R08: 1fe22000017bc2f9 R09: ff11000001aed1d0 [ 44.100703][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.100939][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.101123][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.101428][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.101610][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.101796][ T12] PKRU: 55555554 [ 44.101886][ T12] Call Trace: [ 44.101974][ T12] [ 44.102037][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.102190][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.102352][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.102479][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.102612][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.102730][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.102848][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.103020][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.103149][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.103266][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.103454][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.103594][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.103714][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.103833][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.103952][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.104072][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.104197][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.104316][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.104452][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.104590][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.104716][ T12] kthread (kernel/kthread.c:436) [ 44.104805][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.104953][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.105073][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.105193][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.105342][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.105473][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.105613][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.107686][ T12] ------------[ cut here ]------------ | [ 44.107807][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 44.108038][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.108443][ T12] Tainted: [W]=WARN [ 44.108535][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.108701][ T12] Workqueue: netns cleanup_net [ 44.108826][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.108983][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.109420][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.109580][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74fe00 RCX: 1ff4000000018eed [ 44.109773][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74febc [ 44.109952][ T12] RBP: ff11000010279000 R08: 1fe22000016e9fd9 R09: ff11000001aed1d0 [ 44.110137][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.110316][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.110508][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.110727][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.110877][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.111058][ T12] PKRU: 55555554 [ 44.111146][ T12] Call Trace: [ 44.111235][ T12] [ 44.111298][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.111457][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.111617][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.111737][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.111857][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.111977][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.112097][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.112219][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.112342][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.112472][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.112697][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.112833][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.112956][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.113082][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.113202][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.113324][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.113463][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.113605][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.113738][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.113869][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.113997][ T12] kthread (kernel/kthread.c:436) [ 44.114091][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.114240][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.114363][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.114482][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.114643][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.114762][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.114884][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.117030][ T12] ------------[ cut here ]------------ | [ 44.117161][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 44.117925][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.118343][ T12] Tainted: [W]=WARN [ 44.118497][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.118679][ T12] Workqueue: netns cleanup_net [ 44.118863][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.119021][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.119502][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.119670][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74fa80 RCX: 1ff4000000018eed [ 44.119851][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74fb3c [ 44.120032][ T12] RBP: ff110000086e9000 R08: 1fe22000016e9f69 R09: ff11000001aed1d0 [ 44.120213][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.120442][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.120642][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.120859][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.121011][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.121192][ T12] PKRU: 55555554 [ 44.121281][ T12] Call Trace: [ 44.121422][ T12] [ 44.121486][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.121660][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.121811][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.121934][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.122057][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.122177][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.122298][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.122474][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.122610][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.122731][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.122855][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.122978][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.123098][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.123224][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.123343][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.123515][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.123649][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.123770][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.123900][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.124024][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.124144][ T12] kthread (kernel/kthread.c:436) [ 44.124240][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.124441][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.124572][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.124698][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.124850][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.124970][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.125094][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.142397][ T12] ------------[ cut here ]------------ | [ 44.142551][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 44.142828][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.143336][ T12] Tainted: [W]=WARN [ 44.143507][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.143685][ T12] Workqueue: netns cleanup_net [ 44.143818][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.143984][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.144504][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 44.144683][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f8c0 RCX: 1ff4000000018eaf [ 44.144874][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f97c [ 44.145062][ T12] RBP: ff1100000519c000 R08: 1fe22000016e9f31 R09: ff11000001aed1d0 [ 44.145303][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 44.145555][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e949000 [ 44.145751][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.145979][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.146141][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.146330][ T12] PKRU: 55555554 [ 44.146478][ T12] Call Trace: [ 44.146579][ T12] [ 44.146656][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.146787][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.146882][ T12] netif_close_many (net/core/dev.c:1804) [ 44.147014][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.147144][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.147271][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.147460][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 44.147593][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 44.147754][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 44.147914][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.148041][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.148197][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.148322][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.148477][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 44.148647][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 44.148776][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 44.148905][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.149038][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 44.149165][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 44.149293][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 44.149424][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.149604][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.149768][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.149899][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.150082][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.150219][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.150372][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.150506][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.150669][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.150807][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.150943][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.151078][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.151211][ T12] kthread (kernel/kthread.c:436) [ 44.151309][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.151502][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.151686][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.151824][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.151992][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.152118][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.152250][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.154932][ T12] ------------[ cut here ]------------ | [ 44.155077][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 44.155358][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.155800][ T12] Tainted: [W]=WARN [ 44.155896][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.156054][ T12] Workqueue: netns cleanup_net [ 44.156271][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.156466][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.156935][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 44.157100][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee70900 RCX: 1ff4000000018eaf [ 44.157290][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee709bc [ 44.157552][ T12] RBP: ff1100000e949000 R08: 1fe2200001dce139 R09: 0000000000000000 [ 44.157823][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 44.158141][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 44.158574][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.158922][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.159174][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.159583][ T12] PKRU: 55555554 [ 44.159737][ T12] Call Trace: [ 44.159887][ T12] [ 44.159998][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.160201][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 44.160497][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.160679][ T12] netif_close_many (net/core/dev.c:1804) [ 44.160883][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.161084][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.161285][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.161605][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 44.161826][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 44.162077][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 44.162330][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.162659][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.162913][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.163137][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.163342][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 44.163701][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 44.163932][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 44.164142][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.164460][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 44.164685][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 44.164916][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 44.165127][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.165330][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.165611][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.165819][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.166040][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.166246][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.166471][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.166682][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.166892][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.167099][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.167331][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.167562][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.167760][ T12] kthread (kernel/kthread.c:436) [ 44.167908][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.168160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.168405][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.168652][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.168908][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.169111][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.169333][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.176859][ T12] ------------[ cut here ]------------ | [ 44.177034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.177327][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.177944][ T12] Tainted: [W]=WARN [ 44.178087][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.178288][ T12] Workqueue: netns cleanup_net [ 44.178488][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.178739][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.179234][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 44.179455][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ee71a80 RCX: 1ff4000000018ed5 [ 44.179709][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee71b3c [ 44.179947][ T12] RBP: ff1100000519c000 R08: 1fe2200001dce369 R09: ff11000001aed1d0 [ 44.180180][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.180437][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.180694][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.180976][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.181183][ T12] CR2: 000055f6a150ed40 CR3: 000000000fe9f004 CR4: 0000000000771ef0 [ 44.181432][ T12] PKRU: 55555554 [ 44.181585][ T12] Call Trace: [ 44.181738][ T12] [ 44.181856][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.182068][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.182275][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.182653][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.182887][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 44.183110][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 44.183291][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.183485][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 44.183684][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 44.183865][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 44.184044][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.184218][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.184438][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.184632][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.184808][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.184987][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.185160][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.185342][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.185550][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.185766][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.185946][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.186127][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.186300][ T12] kthread (kernel/kthread.c:436) [ 44.186461][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.186700][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.186879][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.187054][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.187258][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.187480][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.187723][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.190676][ T12] ------------[ cut here ]------------ | [ 44.190848][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.191140][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.191692][ T12] Tainted: [W]=WARN [ 44.191835][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.192038][ T12] Workqueue: netns cleanup_net [ 44.192219][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.192450][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.192967][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 44.193175][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf8b700 RCX: 1ff4000000018ed5 [ 44.193426][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf8b7bc [ 44.193681][ T12] RBP: ff1100000e949000 R08: 1fe22000019f16f9 R09: ff11000001aed1d0 [ 44.193914][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.194149][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.194400][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.194694][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.194899][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.195133][ T12] PKRU: 55555554 [ 44.195276][ T12] Call Trace: [ 44.195432][ T12] [ 44.195555][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.195774][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.195979][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.196154][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.196327][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 44.196562][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 44.196765][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.196960][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 44.197139][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 44.197316][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 44.197508][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.197695][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.197876][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.198053][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.198225][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.198421][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.198627][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.198809][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.198991][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.199165][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.199360][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.199552][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.199737][ T12] kthread (kernel/kthread.c:436) [ 44.199884][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.200141][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.200362][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.200570][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.200805][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.201003][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.201180][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.204119][ T12] ------------[ cut here ]------------ | [ 44.204302][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.204638][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.205174][ T12] Tainted: [W]=WARN [ 44.205327][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.205561][ T12] Workqueue: netns cleanup_net [ 44.205779][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.206016][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.207070][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 44.207333][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186e40 RCX: 1ff4000000018ed5 [ 44.207654][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186efc [ 44.207937][ T12] RBP: ff1100000a0c4000 R08: 1fe2200001430de1 R09: ff11000001aed1d0 [ 44.208222][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.208522][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.208883][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.209207][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.209474][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.209784][ T12] PKRU: 55555554 [ 44.209977][ T12] Call Trace: [ 44.210168][ T12] [ 44.210337][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.210674][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.210928][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.211164][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.211404][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 44.211684][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 44.211914][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.212147][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 44.212425][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 44.212730][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 44.213012][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.213284][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.213653][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.213963][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.214233][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.214522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.214834][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.215116][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.215294][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.215485][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.215686][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.215869][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.216041][ T12] kthread (kernel/kthread.c:436) [ 44.216186][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.216404][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.216595][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.216779][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.216986][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.217200][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.217391][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.260628][ T1017] ------------[ cut here ]------------ | [ 44.260787][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1017 | [ 44.261079][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.261513][ T1017] Tainted: [W]=WARN [ 44.261629][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.261799][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.261979][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.262473][ T1017] RSP: 0018:ffa0000000c5fa80 EFLAGS: 00010286 [ 44.262695][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000fb28e40 RCX: 1ff400000018bf16 [ 44.263018][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28efc [ 44.263406][ T1017] RBP: ff11000005e74000 R08: 1fe2200001f651e1 R09: ff11000009add180 [ 44.263741][ T1017] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.264064][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e74000 [ 44.264395][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.264690][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.264860][ T1017] CR2: 00007f4fd149f493 CR3: 000000000cf82001 CR4: 0000000000771ef0 [ 44.265062][ T1017] PKRU: 55555554 [ 44.265164][ T1017] Call Trace: [ 44.265265][ T1017] [ 44.265335][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.265481][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.265634][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.265737][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.265874][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.266042][ T1017] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.266178][ T1017] register_netdev (net/core/dev.c:11552) [ 44.266313][ T1017] loopback_net_init (drivers/net/loopback.c:218) [ 44.266470][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.266594][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.266697][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.266831][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.266965][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.267101][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.267256][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.267454][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.267622][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.267864][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.268013][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.268149][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.268343][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.268504][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.268654][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.268791][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.268925][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.269060][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.269261][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.269450][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.269607][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.270093][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.270298][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.270513][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.270727][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.270952][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.271288][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.274178][ T12] ------------[ cut here ]------------ | [ 44.274746][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.275184][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.275982][ T12] Tainted: [W]=WARN [ 44.276205][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.276531][ T12] Workqueue: netns cleanup_net [ 44.276807][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.277115][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.277897][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 44.278204][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29000 RCX: 1ff4000000018ec7 [ 44.278576][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb290bc [ 44.278928][ T12] RBP: ff11000012839000 R08: 1fe2200001f65219 R09: ff11000001aed1d0 [ 44.279276][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 44.279657][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 44.280011][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.280420][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.280741][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.281094][ T12] PKRU: 55555554 [ 44.281298][ T12] Call Trace: [ 44.281511][ T12] [ 44.281674][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.281929][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.282141][ T12] netif_close_many (net/core/dev.c:1804) [ 44.282421][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 44.282689][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 44.282995][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 44.283297][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.283577][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.283880][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.284140][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.284409][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.284675][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.284933][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.285184][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.285454][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.285724][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.285977][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.286235][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.286503][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.286759][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.287011][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.287262][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.287552][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.287812][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.288061][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.288319][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.288606][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.288867][ T12] kthread (kernel/kthread.c:436) [ 44.289076][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.289395][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.289653][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.289904][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.290201][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.290476][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.290747][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.308614][ T12] ------------[ cut here ]------------ | [ 44.308754][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 44.308997][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.309435][ T12] Tainted: [W]=WARN [ 44.309531][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.309697][ T12] Workqueue: netns cleanup_net [ 44.309824][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.309982][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.310423][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.310589][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62fc40 RCX: 1ff4000000018eed [ 44.310769][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62fcfc [ 44.310947][ T12] RBP: ff1100000fb1c000 R08: 1fe22000016c5fa1 R09: ff11000001aed1d0 [ 44.311126][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 44.311306][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.311496][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 44.311720][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.311872][ T12] CR2: 00007f4fd148855f CR3: 000000000cf82003 CR4: 0000000000771ef0 [ 44.312058][ T12] PKRU: 55555554 [ 44.312152][ T12] Call Trace: [ 44.312246][ T12] [ 44.312309][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.312475][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.312637][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.312758][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.312882][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.313005][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.313127][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.313249][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.313378][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.313506][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.313641][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.313764][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.313888][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.314011][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.314130][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.314255][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.314388][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.314513][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.314656][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.314790][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.314912][ T12] kthread (kernel/kthread.c:436) [ 44.315003][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.315155][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.315278][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.315407][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.315571][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.315698][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.315820][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.319511][ T12] ------------[ cut here ]------------ | [ 44.319650][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 44.319892][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.320293][ T12] Tainted: [W]=WARN [ 44.320390][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.320553][ T12] Workqueue: netns cleanup_net [ 44.320684][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.320839][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.321270][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.321430][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62fa80 RCX: 1ff4000000018eed [ 44.321622][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62fb3c [ 44.321800][ T12] RBP: ff11000012839000 R08: 1fe22000016c5f69 R09: ff11000001aed1d0 [ 44.321978][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 44.322156][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.322336][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 44.322562][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.322715][ T12] CR2: 00007f4fd148855f CR3: 000000000cf82003 CR4: 0000000000771ef0 [ 44.322899][ T12] PKRU: 55555554 [ 44.322989][ T12] Call Trace: [ 44.323080][ T12] [ 44.323143][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.323299][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.324142][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.324266][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.324436][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.324566][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.324698][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.324821][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.324943][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.325060][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.325182][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.325308][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.325477][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.325610][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.325737][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.325858][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.325981][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.326101][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.326227][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.326400][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.326521][ T12] kthread (kernel/kthread.c:436) [ 44.326621][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.326771][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.326892][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.327013][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.327161][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.327283][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.327454][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.331906][ T12] ------------[ cut here ]------------ | [ 44.332217][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.332795][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.333740][ T12] Tainted: [W]=WARN [ 44.333989][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.334377][ T12] Workqueue: netns cleanup_net [ 44.334705][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.335089][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.335837][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.336127][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a900 RCX: 1ff4000000018eed [ 44.336478][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a9bc [ 44.336828][ T12] RBP: ff1100000ece1000 R08: 1fe22000018d3539 R09: ff11000001aed1d0 [ 44.337160][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.337512][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.337849][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.338235][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.338556][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.338892][ T12] PKRU: 55555554 [ 44.339086][ T12] Call Trace: [ 44.339280][ T12] [ 44.339453][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.339765][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.340053][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.340294][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.340569][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.340812][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.341056][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.341302][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.341575][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.341820][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.342067][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.342312][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.342583][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.342831][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.343102][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.343371][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.343630][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.343883][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.344138][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.344410][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.344665][ T12] kthread (kernel/kthread.c:436) [ 44.344863][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.345152][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.345405][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.345667][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.345955][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.346199][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.346463][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.367116][ T12] ------------[ cut here ]------------ | [ 44.367375][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.367800][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.368573][ T12] Tainted: [W]=WARN [ 44.368770][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.369059][ T12] Workqueue: netns cleanup_net [ 44.369307][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.369637][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.370310][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.370646][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69aac0 RCX: 1ff4000000018eed [ 44.370970][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69ab7c [ 44.371303][ T12] RBP: ff1100000ffec000 R08: 1fe22000018d3571 R09: ff11000001aed1d0 [ 44.371647][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.371975][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.372305][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.372706][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.373006][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.373348][ T12] PKRU: 55555554 [ 44.373559][ T12] Call Trace: [ 44.373755][ T12] [ 44.373899][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.374201][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.374503][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.374762][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.375005][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.375236][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.375494][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.375739][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.375982][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.376217][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.376490][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.376750][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.376992][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.377240][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.377496][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.377746][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.377991][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.378227][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.378498][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.378753][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.378986][ T12] kthread (kernel/kthread.c:436) [ 44.379183][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.379479][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.379734][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.379978][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.380274][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.380535][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.380782][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.385113][ T12] ------------[ cut here ]------------ | [ 44.385394][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.385809][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.386535][ T12] Tainted: [W]=WARN [ 44.386747][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.387036][ T12] Workqueue: netns cleanup_net [ 44.387276][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.387597][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.388313][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.388634][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b8c0 RCX: 1ff4000000018eed [ 44.388972][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b97c [ 44.389304][ T12] RBP: ff1100000ed11000 R08: 1fe22000018d3731 R09: ff11000001aed1d0 [ 44.389658][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.389994][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.390331][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.390739][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.391032][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.391387][ T12] PKRU: 55555554 [ 44.391593][ T12] Call Trace: [ 44.391784][ T12] [ 44.391939][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.392239][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.392562][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.392809][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.393055][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.393300][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.393572][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.393821][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.394070][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.394307][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.394576][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.394823][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.395060][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.395301][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.395564][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.395805][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.396055][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.396293][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.396578][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.396820][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.397068][ T12] kthread (kernel/kthread.c:436) [ 44.397263][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.397582][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.397829][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.398076][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.398383][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.398644][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.398897][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.403125][ T12] ------------[ cut here ]------------ | [ 44.404049][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.404650][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.405560][ T12] Tainted: [W]=WARN [ 44.405831][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.406202][ T12] Workqueue: netns cleanup_net [ 44.406550][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.406936][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.407773][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.408151][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b700 RCX: 1ff4000000018eed [ 44.408595][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b7bc [ 44.409013][ T12] RBP: ff1100000e3cc000 R08: 1fe22000018d36f9 R09: ff11000001aed1d0 [ 44.409442][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.409862][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.410275][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.410749][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.411105][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.411523][ T12] PKRU: 55555554 [ 44.411806][ T12] Call Trace: [ 44.412084][ T12] [ 44.412316][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.412716][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.413076][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.413420][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.413761][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.414073][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.414406][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.414735][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.415111][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.415370][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.415632][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.415875][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.416112][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.416371][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.416651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.416911][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.417167][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.417429][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.417692][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.417944][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.418181][ T12] kthread (kernel/kthread.c:436) [ 44.418396][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.418701][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.418945][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.419185][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.419484][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.419732][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.419979][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.424205][ T12] ------------[ cut here ]------------ | [ 44.424641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 44.425239][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.426305][ T12] Tainted: [W]=WARN [ 44.426679][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.427143][ T12] Workqueue: netns cleanup_net [ 44.427593][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.428057][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.428909][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.429285][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7a80 RCX: 1ff4000000018eed [ 44.429731][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7b3c [ 44.430152][ T12] RBP: ff1100000a384000 R08: 1fe2200001936f69 R09: ff11000001aed1d0 [ 44.430593][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.431004][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.431439][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.431911][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.432276][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 44.432721][ T12] PKRU: 55555554 [ 44.432992][ T12] Call Trace: [ 44.433263][ T12] [ 44.433510][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.433893][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.434260][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.434607][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.434935][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.435252][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.435598][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.435928][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.436253][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.436602][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.436937][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.437263][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.437610][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.437941][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.438262][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.438685][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.439095][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.439539][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.439963][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.440393][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.440806][ T12] kthread (kernel/kthread.c:436) [ 44.441123][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.441437][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.441695][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.441949][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.442243][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.442505][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.442748][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.455401][ T12] ------------[ cut here ]------------ | [ 44.455549][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.455795][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.456200][ T12] Tainted: [W]=WARN [ 44.456291][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.456448][ T12] Workqueue: netns cleanup_net [ 44.456591][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.456748][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.457179][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.457328][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f700 RCX: 1ff4000000018eed [ 44.457514][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f7bc [ 44.457702][ T12] RBP: ff1100000f949000 R08: 1fe2200001c43ef9 R09: ff11000001aed1d0 [ 44.457879][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.458061][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.458239][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.458453][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.458617][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 44.458795][ T12] PKRU: 55555554 [ 44.458884][ T12] Call Trace: [ 44.458975][ T12] [ 44.459038][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.459191][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.459338][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.459471][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.459601][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.459720][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.459839][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.459963][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.460085][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.460203][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.460325][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.460452][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.460588][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.460710][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.460829][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.460950][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.461075][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.461194][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.461317][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.461445][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.461578][ T12] kthread (kernel/kthread.c:436) [ 44.461675][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.461825][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.461945][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.462066][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.462215][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.462334][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.462460][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.464560][ T12] ------------[ cut here ]------------ | [ 44.464686][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.464922][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.465318][ T12] Tainted: [W]=WARN [ 44.465416][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.465575][ T12] Workqueue: netns cleanup_net [ 44.465707][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.465867][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.466300][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.466460][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21eac0 RCX: 1ff4000000018eed [ 44.466656][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21eb7c [ 44.466836][ T12] RBP: ff1100000e3f1000 R08: 1fe2200001c43d71 R09: ff11000001aed1d0 [ 44.467015][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.467195][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.467388][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.467613][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.467769][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 44.467950][ T12] PKRU: 55555554 [ 44.468040][ T12] Call Trace: [ 44.468130][ T12] [ 44.468193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.468352][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.468506][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.468637][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.468757][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.468879][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.469000][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.469122][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.469244][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.469372][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.469496][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.469626][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.469745][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.469869][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.469991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.470114][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.470238][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.470366][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.470492][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.470626][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.470746][ T12] kthread (kernel/kthread.c:436) [ 44.470837][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.470987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.471108][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.471230][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.471387][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.471508][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.471642][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.473716][ T12] ------------[ cut here ]------------ | [ 44.473835][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.474070][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.474480][ T12] Tainted: [W]=WARN [ 44.474578][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.474734][ T12] Workqueue: netns cleanup_net [ 44.474859][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.475013][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.475449][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 44.475615][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637700 RCX: 1ff4000000018eed [ 44.475793][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6377bc [ 44.475972][ T12] RBP: ff1100000930c000 R08: 1fe22000016c6ef9 R09: ff11000001aed1d0 [ 44.476153][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.476332][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.476517][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.476736][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.476885][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 44.477066][ T12] PKRU: 55555554 [ 44.477156][ T12] Call Trace: [ 44.477244][ T12] [ 44.477306][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.477464][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.477620][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 44.477740][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 44.477862][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 44.477981][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 44.478101][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 44.478222][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 44.478343][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.478470][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.478604][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.478723][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.478841][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.478966][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.479085][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.479207][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.479332][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.479460][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.479593][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.479720][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.479839][ T12] kthread (kernel/kthread.c:436) [ 44.479930][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.480079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.480198][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.480321][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.480478][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.480607][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.480726][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.487853][ T1017] ------------[ cut here ]------------ | [ 44.488081][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1017 | [ 44.488513][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.489173][ T1017] Tainted: [W]=WARN [ 44.489333][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.489618][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.489895][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.490677][ T1017] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 44.490947][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000a212200 RCX: 1ff400000018bee9 [ 44.491266][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2122bc [ 44.491603][ T1017] RBP: ff11000008d99000 R08: 1fe2200001442459 R09: ff11000009add180 [ 44.491922][ T1017] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.492242][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d99000 [ 44.492580][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.492954][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.493220][ T1017] CR2: 00007f4fd149f493 CR3: 000000000cf82001 CR4: 0000000000771ef0 [ 44.493558][ T1017] PKRU: 55555554 [ 44.493715][ T1017] Call Trace: [ 44.493873][ T1017] [ 44.493987][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.494207][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.494435][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.494603][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.494820][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.495083][ T1017] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.495301][ T1017] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.495522][ T1017] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.495741][ T1017] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.495958][ T1017] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.496172][ T1017] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.496395][ T1017] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.496620][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.496783][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.496945][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.497155][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.497390][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.497612][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.497826][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.498043][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.498257][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.498473][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.498691][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.498903][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.499117][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.499333][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.499559][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.499771][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.499982][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.500192][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.500412][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.500683][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.500907][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.501676][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.501998][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.502315][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.502651][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.502968][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.503285][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.509915][ T1017] ------------[ cut here ]------------ | [ 44.510062][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1017 | [ 44.510345][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.510789][ T1017] Tainted: [W]=WARN [ 44.510891][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.511057][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.511233][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.511742][ T1017] RSP: 0018:ffa0000000c5f8f8 EFLAGS: 00010286 [ 44.511915][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000a9aae40 RCX: 1ff400000018bee5 [ 44.512114][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aaefc [ 44.512317][ T1017] RBP: ff1100000fb44000 R08: 1fe22000015355e1 R09: ff11000009add180 [ 44.512549][ T1017] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.512755][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb44000 [ 44.512957][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.513193][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.513363][ T1017] CR2: 00007f4fd149f493 CR3: 000000000cf82001 CR4: 0000000000771ef0 [ 44.513588][ T1017] PKRU: 55555554 [ 44.513687][ T1017] Call Trace: [ 44.513787][ T1017] [ 44.513856][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.513992][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.514127][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.514229][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.514370][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.514551][ T1017] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.514699][ T1017] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.514833][ T1017] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.514986][ T1017] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.515125][ T1017] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.515259][ T1017] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.515397][ T1017] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 44.515537][ T1017] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 44.515737][ T1017] vti_init_net (net/ipv4/ip_vti.c:517) [ 44.515952][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.516089][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.516192][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.516325][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.516464][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.516614][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.516750][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.516886][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.517022][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.517159][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.517293][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.517431][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.517581][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.517719][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.517853][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.517986][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.518117][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.518254][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.518395][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.518568][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.518716][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.519198][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.519407][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.519623][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.519823][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.520024][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.520226][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.525827][ T1017] ------------[ cut here ]------------ | [ 44.525971][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1017 | [ 44.526243][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.526675][ T1017] Tainted: [W]=WARN [ 44.526784][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.526951][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.527125][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.527621][ T1017] RSP: 0018:ffa0000000c5fa78 EFLAGS: 00010286 [ 44.527792][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff400000018bf15 [ 44.527989][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 44.528189][ T1017] RBP: ff1100000fc19000 R08: 1fe22000016c6c21 R09: ff11000009add180 [ 44.528393][ T1017] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.528607][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc19000 [ 44.528809][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.529051][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.529216][ T1017] CR2: 00007f4fd149f493 CR3: 000000000cf82001 CR4: 0000000000771ef0 [ 44.529424][ T1017] PKRU: 55555554 [ 44.529525][ T1017] Call Trace: [ 44.529634][ T1017] [ 44.529703][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.529839][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.529972][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.530076][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.530212][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.530388][ T1017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.530532][ T1017] register_netdev (net/core/dev.c:11552) [ 44.530682][ T1017] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 44.530818][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.530922][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.531024][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.531158][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.531292][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.531493][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.531646][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.531784][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.531920][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.532054][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.532189][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.532326][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.532528][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.532696][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.532828][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.532964][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.533096][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.533231][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.533422][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.533601][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.533742][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.534217][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.534484][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.534694][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.534904][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.535116][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.535313][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.538497][ T12] ------------[ cut here ]------------ | [ 44.538705][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 44.539089][ T12] Modules linked in: ip6_gre ip_gre gre | [ 44.540573][ T12] Tainted: [W]=WARN [ 44.540723][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.540964][ T12] Workqueue: netns cleanup_net [ 44.541169][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.541520][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.542215][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 44.542555][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178740 RCX: 1ff4000000018ed5 [ 44.542847][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1787fc [ 44.543134][ T12] RBP: ff11000010349000 R08: 1fe220000182f101 R09: ff11000001aed1d0 [ 44.543513][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.543804][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 44.544098][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.544525][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.544772][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 44.545062][ T12] PKRU: 55555554 [ 44.545207][ T12] Call Trace: [ 44.545439][ T12] [ 44.545553][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 44.545803][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 44.546045][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 44.546241][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 44.546527][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.546724][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 44.546916][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 44.547115][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 44.547313][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 44.547600][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.547797][ T12] cleanup_net (net/core/net_namespace.c:702) [ 44.547994][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 44.548186][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 44.548470][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 44.548667][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.548865][ T12] process_one_work (kernel/workqueue.c:3314) [ 44.549066][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 44.549256][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.549557][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 44.549759][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 44.549953][ T12] kthread (kernel/kthread.c:436) [ 44.550098][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.550341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.550642][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.550836][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 44.551079][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.551271][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 44.551559][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.569367][ T1017] ------------[ cut here ]------------ | [ 44.569532][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1017 | [ 44.569943][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.570526][ T1017] Tainted: [W]=WARN [ 44.570639][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.570811][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.570988][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.571482][ T1017] RSP: 0018:ffa0000000c5fa68 EFLAGS: 00010286 [ 44.571665][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000278b8c0 RCX: 1ff400000018bf13 [ 44.571867][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b97c [ 44.572070][ T1017] RBP: ff1100000a39c000 R08: 1fe22000004f1731 R09: ff11000009add180 [ 44.572272][ T1017] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.572482][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a39c000 [ 44.572696][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.572938][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.573108][ T1017] CR2: 000055f6a15ced5c CR3: 000000000cf82006 CR4: 0000000000771ef0 [ 44.573312][ T1017] PKRU: 55555554 [ 44.573424][ T1017] Call Trace: [ 44.573526][ T1017] [ 44.573617][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.573835][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.574055][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.574222][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.574450][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.574672][ T1017] register_netdev (net/core/dev.c:11552) [ 44.574807][ T1017] sit_init_net (net/ipv6/sit.c:1860) [ 44.574944][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.575049][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.575151][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.575283][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.575425][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.575569][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.575712][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.575850][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.575988][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.576124][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.576257][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.576419][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.576562][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.576706][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.576846][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.576980][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.577118][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.577258][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.577396][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.577572][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.577721][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.578205][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.578421][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.578629][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.578837][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.579037][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.579238][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.589722][ T1017] ------------[ cut here ]------------ | [ 44.589862][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1017 | [ 44.590123][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.590541][ T1017] Tainted: [W]=WARN [ 44.590652][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.590819][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.590994][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.591483][ T1017] RSP: 0018:ffa0000000c5fa78 EFLAGS: 00010286 [ 44.591661][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000d907000 RCX: 1ff400000018bf15 [ 44.591863][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9070bc [ 44.592062][ T1017] RBP: ff1100000fd11000 R08: 1fe2200001b20e19 R09: ff11000009add180 [ 44.592265][ T1017] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.592471][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd11000 [ 44.592687][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.592921][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.593089][ T1017] CR2: 000055f6a15ced5c CR3: 000000000cf82006 CR4: 0000000000771ef0 [ 44.593291][ T1017] PKRU: 55555554 [ 44.593396][ T1017] Call Trace: [ 44.593497][ T1017] [ 44.593576][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.593718][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.593854][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.593958][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.594098][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.594263][ T1017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.594405][ T1017] register_netdev (net/core/dev.c:11552) [ 44.594546][ T1017] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 44.594687][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.594790][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.594893][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.595028][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.595161][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.595296][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.595436][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.595587][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.595722][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.595855][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.595996][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.596135][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.596277][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.596424][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.596563][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.596701][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.596834][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.596967][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.597104][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.597271][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.597416][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.597905][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.598108][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.598308][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.598521][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.598726][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.598930][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.602925][ T1017] ------------[ cut here ]------------ | [ 44.603064][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1017 | [ 44.603329][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.603770][ T1017] Tainted: [W]=WARN [ 44.603879][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.604043][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.604217][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.604701][ T1017] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 44.604872][ T1017] RAX: 00000000ffffffa6 RBX: ff11000010780ac0 RCX: 1ff400000018bee9 [ 44.605071][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780b7c [ 44.605269][ T1017] RBP: ff1100000e8f9000 R08: 1fe22000020f0171 R09: ff11000009add180 [ 44.605476][ T1017] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.605685][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8f9000 [ 44.605887][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.606122][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.606293][ T1017] CR2: 000055f6a15ced5c CR3: 000000000cf82006 CR4: 0000000000771ef0 [ 44.606496][ T1017] PKRU: 55555554 [ 44.606606][ T1017] Call Trace: [ 44.606705][ T1017] [ 44.606773][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.606909][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.607047][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.607149][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.607284][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.607455][ T1017] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.607599][ T1017] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.607736][ T1017] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.607876][ T1017] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.608011][ T1017] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.608142][ T1017] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.608276][ T1017] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.608416][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.608519][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.608627][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.608761][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.608894][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.609030][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.609165][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.609300][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.609438][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.609582][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.609722][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.609854][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.609988][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.610123][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.610256][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.610394][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.610528][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.610671][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.610804][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.610967][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.611107][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.611600][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.611809][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.612006][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.612204][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.612411][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.612625][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.617003][ T1017] ------------[ cut here ]------------ | [ 44.617141][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1017 | [ 44.617410][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.617824][ T1017] Tainted: [W]=WARN [ 44.617923][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.618091][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.618263][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.618760][ T1017] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 44.618929][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000b237e00 RCX: 1ff400000018bee9 [ 44.619130][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b237ebc [ 44.619331][ T1017] RBP: ff11000010371000 R08: 1fe2200001646fd9 R09: ff11000009add180 [ 44.619536][ T1017] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.619752][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010371000 [ 44.619954][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.620187][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.620358][ T1017] CR2: 000055f6a15ced5c CR3: 000000000cf82006 CR4: 0000000000771ef0 [ 44.620565][ T1017] PKRU: 55555554 [ 44.620670][ T1017] Call Trace: [ 44.620768][ T1017] [ 44.620841][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.620975][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.621108][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.621211][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.621351][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.621529][ T1017] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.621676][ T1017] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.621811][ T1017] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.621945][ T1017] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.622078][ T1017] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.622215][ T1017] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.622355][ T1017] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.622492][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.622604][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.622704][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.622838][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.622972][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.623106][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.623245][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.623387][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.623525][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.623668][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.623804][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.623936][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.624071][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.624207][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.624339][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.624480][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.624622][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.624754][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.624884][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.625049][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.625188][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.625679][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.625880][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.626078][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.626283][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.626488][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.626693][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.631634][ T1017] ------------[ cut here ]------------ | [ 44.631775][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1017 | [ 44.632034][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.632560][ T1017] Tainted: [W]=WARN [ 44.632664][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.632837][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.633010][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.633497][ T1017] RSP: 0018:ffa0000000c5f918 EFLAGS: 00010286 [ 44.633676][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000ce32580 RCX: 1ff400000018bee9 [ 44.633875][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3263c [ 44.634073][ T1017] RBP: ff11000009874000 R08: 1fe22000019c64c9 R09: ff11000009add180 [ 44.634270][ T1017] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 44.634477][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009874000 [ 44.634696][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 44.634929][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.635093][ T1017] CR2: 000055f6a15ced5c CR3: 000000000cf82006 CR4: 0000000000771ef0 [ 44.635297][ T1017] PKRU: 55555554 [ 44.635403][ T1017] Call Trace: [ 44.635509][ T1017] [ 44.635588][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.635721][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.635855][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.635958][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.636093][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.636259][ T1017] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.636399][ T1017] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.636536][ T1017] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.636680][ T1017] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.636815][ T1017] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.636947][ T1017] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.637083][ T1017] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.637218][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.637320][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.637427][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.637566][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.637702][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.637845][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.637981][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.638119][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.638259][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.638401][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.638539][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.638682][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.638815][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.638950][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.639082][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.639215][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.639359][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.639492][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.639641][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.639807][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.639948][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.640433][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.640651][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.640851][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.641048][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.641250][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.641456][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.660551][ T1017] ------------[ cut here ]------------ | [ 44.660788][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1017 | [ 44.661226][ T1017] Modules linked in: ip6_gre ip_gre gre | [ 44.661920][ T1017] Tainted: [W]=WARN [ 44.662088][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.662371][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.662667][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.663463][ T1017] RSP: 0018:ffa0000000c5fa70 EFLAGS: 00010286 [ 44.663749][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff400000018bf14 [ 44.664081][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 44.664422][ T1017] RBP: ff11000004f09000 R08: 1fe2200001afc5e1 R09: ff11000009add180 [ 44.664761][ T1017] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 44.665089][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f09000 [ 44.665428][ T1017] FS: 00007f4fd1126840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 44.665824][ T1017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.666104][ T1017] CR2: 00007f4fd148855f CR3: 000000000cf82003 CR4: 0000000000771ef0 [ 44.666449][ T1017] PKRU: 55555554 [ 44.666622][ T1017] Call Trace: [ 44.666788][ T1017] [ 44.666904][ T1017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.667126][ T1017] ? notifier_call_chain (kernel/notifier.c:85) [ 44.667359][ T1017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.667534][ T1017] register_netdevice (net/core/dev.c:11488) [ 44.667763][ T1017] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.668038][ T1017] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.668264][ T1017] register_netdev (net/core/dev.c:11552) [ 44.668497][ T1017] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 44.668730][ T1017] ops_init (net/core/net_namespace.c:137) [ 44.668900][ T1017] setup_net (net/core/net_namespace.c:446) [ 44.669068][ T1017] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.669289][ T1017] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.669523][ T1017] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.669754][ T1017] copy_net_ns (net/core/net_namespace.c:579) [ 44.669976][ T1017] create_new_namespaces (kernel/nsproxy.c:132) [ 44.670177][ T1017] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.670315][ T1017] ksys_unshare (kernel/fork.c:3243) [ 44.670462][ T1017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.670616][ T1017] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.670753][ T1017] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.670892][ T1017] ? __ia32_sys_open (fs/open.c:1374) [ 44.671036][ T1017] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.671178][ T1017] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.671319][ T1017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.671464][ T1017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.671617][ T1017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.671755][ T1017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.671930][ T1017] RIP: 0033:0x7f4fd13e8bcb [ 44.672075][ T1017] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.672578][ T1017] RSP: 002b:00007ffcb33c9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 44.672799][ T1017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fd13e8bcb [ 44.673005][ T1017] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.673210][ T1017] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.673421][ T1017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb33cbc50 [ 44.673672][ T1017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb33cc877 | [ 44.716327][ T1018] ------------[ cut here ]------------ | [ 44.716911][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1018 | [ 44.717232][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.717783][ T1018] Tainted: [W]=WARN [ 44.717935][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.718156][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.718402][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.718956][ T1018] RSP: 0018:ffa0000000cafa80 EFLAGS: 00010286 [ 44.719177][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000bd278c0 RCX: 1ff4000000195f16 [ 44.719441][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2797c [ 44.719715][ T1018] RBP: ff1100000a2c9000 R08: 1fe22000017a4f31 R09: ff11000005a7d180 [ 44.719968][ T1018] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.720219][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c9000 [ 44.720487][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.720797][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.721018][ T1018] CR2: 00007f86caa5dc20 CR3: 000000000fe9f006 CR4: 0000000000771ef0 [ 44.721274][ T1018] PKRU: 55555554 [ 44.721436][ T1018] Call Trace: [ 44.721598][ T1018] [ 44.721726][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.721913][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.722099][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.722254][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.722458][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.722700][ T1018] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.722889][ T1018] register_netdev (net/core/dev.c:11552) [ 44.723077][ T1018] loopback_net_init (drivers/net/loopback.c:218) [ 44.723267][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.723438][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.723601][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.723793][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.723981][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.724170][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.724372][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.724571][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.724770][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.724956][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.725142][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.725328][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.725532][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.725739][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.725925][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.726111][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.726298][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.726503][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.726708][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.726926][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.727119][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.727681][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.727933][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.728181][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.728444][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.728714][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.728966][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.734054][ T1018] ------------[ cut here ]------------ | [ 44.734242][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1018 | [ 44.734583][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.735107][ T1018] Tainted: [W]=WARN [ 44.735258][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.735490][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.735743][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.736273][ T1018] RSP: 0018:ffa0000000caf918 EFLAGS: 00010286 [ 44.736510][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000cfbc740 RCX: 1ff4000000195ee9 [ 44.736774][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc7fc [ 44.737024][ T1018] RBP: ff1100000fe29000 R08: 1fe22000019f7901 R09: ff11000005a7d180 [ 44.737275][ T1018] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.737537][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe29000 [ 44.737807][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.738095][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.738314][ T1018] CR2: 00007f86caa5dc20 CR3: 000000000fe9f006 CR4: 0000000000771ef0 [ 44.738593][ T1018] PKRU: 55555554 [ 44.738753][ T1018] Call Trace: [ 44.738906][ T1018] [ 44.739028][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.739215][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.739416][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.739589][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.739786][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.740005][ T1018] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.740194][ T1018] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.740396][ T1018] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.740596][ T1018] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.740792][ T1018] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.740981][ T1018] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.741173][ T1018] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.741380][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.741538][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.741709][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.741896][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.742087][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.742276][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.742481][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.742695][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.742887][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.743072][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.743259][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.743461][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.743671][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.743860][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.744049][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.744236][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.744435][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.744637][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.744825][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.745042][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.745234][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.745795][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.746050][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.746305][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.746578][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.746841][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.747093][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.752665][ T1018] ------------[ cut here ]------------ | [ 44.752853][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1018 | [ 44.753168][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.753722][ T1018] Tainted: [W]=WARN [ 44.753880][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.754109][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.754338][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.754902][ T1018] RSP: 0018:ffa0000000caf8f8 EFLAGS: 00010286 [ 44.755130][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000d907380 RCX: 1ff4000000195ee5 [ 44.755467][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90743c [ 44.755800][ T1018] RBP: ff1100000daec000 R08: 1fe2200001b20e89 R09: ff11000005a7d180 [ 44.756112][ T1018] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.756442][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000daec000 [ 44.756778][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.757126][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.757419][ T1018] CR2: 00007f86caa5dc20 CR3: 000000000fe9f006 CR4: 0000000000771ef0 [ 44.757762][ T1018] PKRU: 55555554 [ 44.757976][ T1018] Call Trace: [ 44.758185][ T1018] [ 44.758379][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.758650][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.758901][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.759117][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.759381][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.759679][ T1018] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.759934][ T1018] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.760182][ T1018] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.760443][ T1018] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.760710][ T1018] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.760961][ T1018] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.761207][ T1018] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 44.761473][ T1018] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 44.761740][ T1018] vti_init_net (net/ipv4/ip_vti.c:517) [ 44.761988][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.762202][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.762427][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.762695][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.762946][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.763194][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.763459][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.763732][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.763982][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.764228][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.764488][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.764714][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.764906][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.765096][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.765288][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.765491][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.765704][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.765899][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.766088][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.766310][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.766522][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.767074][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.767331][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.767609][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.767870][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.768123][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.768389][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.783850][ T1018] ------------[ cut here ]------------ | [ 44.784114][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1018 | [ 44.784612][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.785395][ T1018] Tainted: [W]=WARN [ 44.785617][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.785937][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.786284][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.787129][ T1018] RSP: 0018:ffa0000000cafa78 EFLAGS: 00010286 [ 44.787469][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000278a580 RCX: 1ff4000000195f15 [ 44.787852][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a63c [ 44.788221][ T1018] RBP: ff11000009b84000 R08: 1fe22000004f14c9 R09: ff11000005a7d180 [ 44.788609][ T1018] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.788985][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b84000 [ 44.789370][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.789802][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.790121][ T1018] CR2: 00007f86caa5dc20 CR3: 000000000fe9f006 CR4: 0000000000771ef0 [ 44.790513][ T1018] PKRU: 55555554 [ 44.790734][ T1018] Call Trace: [ 44.790942][ T1018] [ 44.791106][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.791389][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.791659][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.791874][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.792142][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.792479][ T1018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.792766][ T1018] register_netdev (net/core/dev.c:11552) [ 44.793035][ T1018] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 44.793310][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.793558][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.793778][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.794045][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.794321][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.794617][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.794894][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.795171][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.795460][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.795737][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.796005][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.796280][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.796603][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.796884][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.797157][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.797444][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.797727][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.797999][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.798269][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.798619][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.798903][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.799747][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.800133][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.800524][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.800910][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.801286][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.801686][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.809483][ T1018] ------------[ cut here ]------------ | [ 44.809753][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1018 | [ 44.810229][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.811014][ T1018] Tainted: [W]=WARN [ 44.811229][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.811571][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.811912][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.812752][ T1018] RSP: 0018:ffa0000000cafa68 EFLAGS: 00010286 [ 44.813080][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000eed83c0 RCX: 1ff4000000195f13 [ 44.813475][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed847c [ 44.813861][ T1018] RBP: ff1100000efb4000 R08: 1fe2200001ddb091 R09: ff11000005a7d180 [ 44.814132][ T1018] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.814400][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000efb4000 [ 44.814685][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.814979][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.815204][ T1018] CR2: 00007f86caa5dc20 CR3: 000000000fe9f006 CR4: 0000000000771ef0 [ 44.815472][ T1018] PKRU: 55555554 [ 44.815640][ T1018] Call Trace: [ 44.815845][ T1018] [ 44.815968][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.816160][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.816365][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.816523][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.816736][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.816959][ T1018] register_netdev (net/core/dev.c:11552) [ 44.817147][ T1018] sit_init_net (net/ipv6/sit.c:1860) [ 44.817337][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.817516][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.817689][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.817877][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.818066][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.818256][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.818459][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.818683][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.818877][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.819067][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.819256][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.819460][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.819684][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.819965][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.820188][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.820388][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.820593][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.820792][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.820985][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.821202][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.821411][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.821969][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.822222][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.822495][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.822778][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.823035][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.823286][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.829994][ T1018] ------------[ cut here ]------------ | [ 44.830182][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1018 | [ 44.830556][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.831093][ T1018] Tainted: [W]=WARN [ 44.831250][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.831495][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.831745][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.832276][ T1018] RSP: 0018:ffa0000000cafa78 EFLAGS: 00010286 [ 44.832607][ T1018] RAX: 00000000ffffffa6 RBX: ff11000009614740 RCX: 1ff4000000195f15 [ 44.832922][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096147fc [ 44.833234][ T1018] RBP: ff11000006191000 R08: 1fe22000012c2901 R09: ff11000005a7d180 [ 44.833572][ T1018] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 44.833907][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006191000 [ 44.834219][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 44.834598][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.834918][ T1018] CR2: 00007f86caa5dc20 CR3: 000000000fe9f006 CR4: 0000000000771ef0 [ 44.835236][ T1018] PKRU: 55555554 [ 44.835466][ T1018] Call Trace: [ 44.835695][ T1018] [ 44.835874][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.836119][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.836378][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.836609][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.836857][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.837135][ T1018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.837397][ T1018] register_netdev (net/core/dev.c:11552) [ 44.837658][ T1018] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 44.837908][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.838122][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.838335][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.838614][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.838869][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.839123][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.839383][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.839649][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.839899][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.840144][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.840402][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.840664][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.840909][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.841159][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.841418][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.841681][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.841928][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.842171][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.842431][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.842745][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.843000][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.843629][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.843944][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.844259][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.844597][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.844910][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.845220][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.852265][ T1018] ------------[ cut here ]------------ | [ 44.852505][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1018 | [ 44.852939][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.853614][ T1018] Tainted: [W]=WARN [ 44.853778][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.854048][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.854334][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.855055][ T1018] RSP: 0018:ffa0000000caf918 EFLAGS: 00010286 [ 44.855230][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000beb0040 RCX: 1ff4000000195ee9 [ 44.855445][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb00fc [ 44.855693][ T1018] RBP: ff1100000d8bc000 R08: 1fe22000017d6021 R09: ff11000005a7d180 [ 44.855908][ T1018] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.856110][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8bc000 [ 44.856315][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.856565][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.856826][ T1018] CR2: 00007f4fd149f493 CR3: 000000000fe9f002 CR4: 0000000000771ef0 [ 44.857148][ T1018] PKRU: 55555554 [ 44.857310][ T1018] Call Trace: [ 44.857479][ T1018] [ 44.857596][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.857815][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.858031][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.858195][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.858416][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.858601][ T1018] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.858741][ T1018] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.858874][ T1018] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.859011][ T1018] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.859149][ T1018] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.859285][ T1018] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.859496][ T1018] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.859655][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.859760][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.859863][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.859997][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.860137][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.860274][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.860465][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.860641][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.860858][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.861072][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.861288][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.861520][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.861743][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.861965][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.862181][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.862331][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.862474][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.862624][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.862758][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.862927][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.863073][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.863571][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.863797][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.863998][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.864198][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.864405][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.864641][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.870301][ T1018] ------------[ cut here ]------------ | [ 44.870452][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1018 | [ 44.870733][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.871222][ T1018] Tainted: [W]=WARN [ 44.871340][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.871515][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.871709][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.872184][ T1018] RSP: 0018:ffa0000000caf918 EFLAGS: 00010286 [ 44.872362][ T1018] RAX: 00000000ffffffa6 RBX: ff110000126f4580 RCX: 1ff4000000195ee9 [ 44.872572][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000126f463c [ 44.872776][ T1018] RBP: ff1100000fd19000 R08: 1fe22000024de8c9 R09: ff11000005a7d180 [ 44.872974][ T1018] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.873174][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd19000 [ 44.873385][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.873631][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.873800][ T1018] CR2: 00007f4fd149f493 CR3: 000000000fe9f002 CR4: 0000000000771ef0 [ 44.874004][ T1018] PKRU: 55555554 [ 44.874106][ T1018] Call Trace: [ 44.874206][ T1018] [ 44.874276][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.874425][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.874563][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.874671][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.874808][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.874976][ T1018] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.875112][ T1018] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.875248][ T1018] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.875449][ T1018] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.875658][ T1018] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.875794][ T1018] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.875931][ T1018] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.876067][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.876170][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.876272][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.876466][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.876612][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.876748][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.876883][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.877022][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.877157][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.877291][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.877483][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.877626][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.877767][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.877904][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.878036][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.878168][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.878301][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.878495][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.878657][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.878823][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.878962][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.879500][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.880010][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.880210][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.880469][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.880682][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.880883][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.885814][ T1018] ------------[ cut here ]------------ | [ 44.885960][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1018 | [ 44.886222][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.886659][ T1018] Tainted: [W]=WARN [ 44.886760][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.886932][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.887105][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.887599][ T1018] RSP: 0018:ffa0000000caf918 EFLAGS: 00010286 [ 44.887777][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000beb1000 RCX: 1ff4000000195ee9 [ 44.887980][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb10bc [ 44.888181][ T1018] RBP: ff1100000e814000 R08: 1fe22000017d6219 R09: ff11000005a7d180 [ 44.888388][ T1018] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 44.888596][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e814000 [ 44.888801][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 44.889036][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.889204][ T1018] CR2: 00007f4fd149f493 CR3: 000000000fe9f002 CR4: 0000000000771ef0 [ 44.889411][ T1018] PKRU: 55555554 [ 44.889516][ T1018] Call Trace: [ 44.889628][ T1018] [ 44.889698][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.889833][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.889968][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.890071][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.890208][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.890383][ T1018] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.890530][ T1018] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 44.890676][ T1018] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 44.890813][ T1018] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 44.890950][ T1018] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 44.891086][ T1018] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 44.891224][ T1018] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 44.892139][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.892314][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.892593][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.892811][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.893026][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.893247][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.893577][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.893799][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.894017][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.894238][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.894564][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.894782][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.895000][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.895222][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.895541][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.895761][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.895978][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.896197][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.896520][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.896793][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.897021][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.897932][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.898262][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.898697][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.899023][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.899453][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.899781][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.906139][ T1018] ------------[ cut here ]------------ | [ 44.906294][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1018 | [ 44.906598][ T1018] Modules linked in: ip6_gre ip_gre gre | [ 44.907035][ T1018] Tainted: [W]=WARN [ 44.907142][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.907313][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.907503][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.908006][ T1018] RSP: 0018:ffa0000000cafa70 EFLAGS: 00010286 [ 44.908181][ T1018] RAX: 00000000ffffffa6 RBX: ff1100000b399e00 RCX: 1ff4000000195f14 [ 44.908392][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b399ebc [ 44.908612][ T1018] RBP: ff11000012901000 R08: 1fe22000016733d9 R09: ff11000005a7d180 [ 44.908823][ T1018] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 44.909031][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012901000 [ 44.909239][ T1018] FS: 00007f86ca85c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 44.909490][ T1018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.909676][ T1018] CR2: 00007f4fd11f3574 CR3: 000000000fe9f004 CR4: 0000000000771ef0 [ 44.909885][ T1018] PKRU: 55555554 [ 44.909990][ T1018] Call Trace: [ 44.910092][ T1018] [ 44.910164][ T1018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.910304][ T1018] ? notifier_call_chain (kernel/notifier.c:85) [ 44.910450][ T1018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.910563][ T1018] register_netdevice (net/core/dev.c:11488) [ 44.910709][ T1018] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 44.910882][ T1018] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.911025][ T1018] register_netdev (net/core/dev.c:11552) [ 44.911164][ T1018] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 44.911306][ T1018] ops_init (net/core/net_namespace.c:137) [ 44.911419][ T1018] setup_net (net/core/net_namespace.c:446) [ 44.911525][ T1018] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 44.911674][ T1018] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 44.911812][ T1018] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 44.911954][ T1018] copy_net_ns (net/core/net_namespace.c:579) [ 44.912093][ T1018] create_new_namespaces (kernel/nsproxy.c:132) [ 44.912235][ T1018] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 44.912382][ T1018] ksys_unshare (kernel/fork.c:3243) [ 44.912528][ T1018] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.912678][ T1018] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 44.912817][ T1018] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 44.912981][ T1018] ? __ia32_sys_open (fs/open.c:1374) [ 44.913123][ T1018] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 44.913262][ T1018] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 44.913406][ T1018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.913551][ T1018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.913693][ T1018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.913833][ T1018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.914004][ T1018] RIP: 0033:0x7f86cab1ebcb [ 44.914147][ T1018] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 44.914653][ T1018] RSP: 002b:00007ffd1b288668 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 44.914861][ T1018] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f86cab1ebcb [ 44.915068][ T1018] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 44.915273][ T1018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 44.915484][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1b28a890 [ 44.915697][ T1018] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1b28c877 | [ 44.961841][ T1019] ------------[ cut here ]------------ | [ 44.962001][ T1019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1019 | [ 44.962283][ T1019] Modules linked in: ip6_gre ip_gre gre | [ 44.962946][ T1019] Tainted: [W]=WARN [ 44.963054][ T1019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.963229][ T1019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.963423][ T1019] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.963942][ T1019] RSP: 0018:ffa0000000cbee30 EFLAGS: 00010286 [ 44.964122][ T1019] RAX: 00000000ffffffa6 RBX: ff1100000b3983c0 RCX: 1ff4000000197d8c [ 44.964337][ T1019] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b39847c [ 44.964559][ T1019] RBP: ff11000008c99000 R08: 1fe2200001673091 R09: ff11000009a7d180 [ 44.964773][ T1019] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 44.964982][ T1019] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd45c88 [ 44.965195][ T1019] FS: 00007fd7ee2cf840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 44.965449][ T1019] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.965635][ T1019] CR2: 000000000042ebe0 CR3: 000000000a920006 CR4: 0000000000771ef0 [ 44.965845][ T1019] PKRU: 55555554 [ 44.965950][ T1019] Call Trace: [ 44.966055][ T1019] [ 44.966127][ T1019] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.966268][ T1019] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.966382][ T1019] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 44.966559][ T1019] __dev_notify_flags (net/core/dev.c:9787) [ 44.966703][ T1019] ? netif_change_name (net/core/dev.c:1495) [ 44.966843][ T1019] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 44.966985][ T1019] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 44.967130][ T1019] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 44.967274][ T1019] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 44.967425][ T1019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.967573][ T1019] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 44.967721][ T1019] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 44.967865][ T1019] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 44.968004][ T1019] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 44.968150][ T1019] veth_newlink (drivers/net/veth.c:1871) [ 44.968293][ T1019] ? veth_poll_controller (drivers/net/veth.c:1470) [ 44.968439][ T1019] ? kasan_save_stack (mm/kasan/common.c:57) [ 44.968588][ T1019] ? kasan_save_track (mm/kasan/common.c:78) [ 44.968730][ T1019] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 44.968887][ T1019] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 44.969028][ T1019] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 44.969172][ T1019] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 44.969318][ T1019] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.969472][ T1019] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 44.969632][ T1019] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 44.969778][ T1019] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 44.969923][ T1019] ? __dev_get_by_name (net/core/dev.c:883) [ 44.970067][ T1019] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 44.970215][ T1019] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 44.970366][ T1019] rtnl_newlink (net/core/rtnetlink.c:4150) [ 44.970513][ T1019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.970664][ T1019] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 44.970806][ T1019] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 44.970947][ T1019] ? mark_usage (kernel/locking/lockdep.c:4674) [ 44.971086][ T1019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.971231][ T1019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.971379][ T1019] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 44.971521][ T1019] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 44.971669][ T1019] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 44.971809][ T1019] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 44.971949][ T1019] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 44.972093][ T1019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.972232][ T1019] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 44.972380][ T1019] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 44.972523][ T1019] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 44.972670][ T1019] ? netlink_ack (./include/linux/skbuff.h:2718) [ 44.972815][ T1019] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 44.972958][ T1019] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 44.973102][ T1019] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 44.973249][ T1019] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 44.973397][ T1019] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 44.973542][ T1019] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 44.973696][ T1019] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.973844][ T1019] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 44.973988][ T1019] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 44.974131][ T1019] ? copy_msghdr_from_user (net/socket.c:2635) [ 44.974275][ T1019] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 44.974462][ T1019] ? move_addr_to_kernel (net/socket.c:258) [ 44.974620][ T1019] ___sys_sendmsg (net/socket.c:2752) [ 44.974767][ T1019] ? copy_msghdr_from_user (net/socket.c:2603) [ 44.974912][ T1019] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.975092][ T1019] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 44.975237][ T1019] __sys_sendmsg (net/socket.c:2784) [ 44.975384][ T1019] ? __sys_sendmsg_sock (net/socket.c:2765) [ 44.975532][ T1019] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 44.975685][ T1019] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.975830][ T1019] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.975970][ T1019] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.976110][ T1019] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.976258][ T1019] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.976439][ T1019] RIP: 0033:0x7fd7ee50908e [ 44.976598][ T1019] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 44.977105][ T1019] RSP: 002b:00007ffc029d3030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 44.977321][ T1019] RAX: ffffffffffffffda RBX: 00007ffc029d37e0 RCX: 00007fd7ee50908e [ 44.977537][ T1019] RDX: 0000000000000000 RSI: 00007ffc029d30e0 RDI: 0000000000000005 [ 44.977762][ T1019] RBP: 00007ffc029d3040 R08: 0000000000000000 R09: 0000000000000000 [ 44.977977][ T1019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 44.978186][ T1019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc029d37a0 | [ 44.986098][ T1019] ------------[ cut here ]------------ | [ 44.986249][ T1019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1019 | [ 44.986534][ T1019] Modules linked in: ip6_gre ip_gre gre | [ 44.986975][ T1019] Tainted: [W]=WARN [ 44.987080][ T1019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.987288][ T1019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 44.987480][ T1019] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 44.987984][ T1019] RSP: 0018:ffa0000000cbf1b0 EFLAGS: 00010286 [ 44.988160][ T1019] RAX: 00000000ffffffa6 RBX: ff1100000d6be900 RCX: 1ff4000000197dfc [ 44.988376][ T1019] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be9bc [ 44.988594][ T1019] RBP: ff110000103d1000 R08: 1fe2200001ad7d39 R09: ff11000009a7d180 [ 44.988810][ T1019] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 44.989017][ T1019] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 44.989224][ T1019] FS: 00007fd7ee2cf840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 44.989478][ T1019] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.989665][ T1019] CR2: 000000000042ebe0 CR3: 000000000a920006 CR4: 0000000000771ef0 [ 44.989873][ T1019] PKRU: 55555554 [ 44.989977][ T1019] Call Trace: [ 44.990081][ T1019] [ 44.990152][ T1019] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 44.990294][ T1019] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 44.990407][ T1019] __dev_notify_flags (net/core/dev.c:9787) [ 44.990559][ T1019] ? netif_change_name (net/core/dev.c:1495) [ 44.990703][ T1019] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 44.990841][ T1019] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 44.990981][ T1019] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 44.991123][ T1019] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 44.991265][ T1019] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 44.991974][ T1019] ? __dev_get_by_name (net/core/dev.c:883) [ 44.992116][ T1019] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 44.992260][ T1019] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 44.992465][ T1019] rtnl_newlink (net/core/rtnetlink.c:4150) [ 44.992618][ T1019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.992757][ T1019] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 44.992897][ T1019] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 44.993035][ T1019] ? mark_usage (kernel/locking/lockdep.c:4674) [ 44.993173][ T1019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.993316][ T1019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 44.993525][ T1019] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 44.993677][ T1019] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 44.993818][ T1019] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 44.993957][ T1019] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 44.994099][ T1019] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 44.994240][ T1019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 44.994439][ T1019] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 44.994591][ T1019] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 44.994729][ T1019] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 44.994871][ T1019] ? netlink_ack (./include/linux/skbuff.h:2718) [ 44.995015][ T1019] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 44.995157][ T1019] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 44.995299][ T1019] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 44.995507][ T1019] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 44.995656][ T1019] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 44.995796][ T1019] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 44.995934][ T1019] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 44.996076][ T1019] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 44.996222][ T1019] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 44.996421][ T1019] ? copy_msghdr_from_user (net/socket.c:2635) [ 44.996564][ T1019] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 44.996738][ T1019] ? move_addr_to_kernel (net/socket.c:258) [ 44.996880][ T1019] ___sys_sendmsg (net/socket.c:2752) [ 44.997019][ T1019] ? copy_msghdr_from_user (net/socket.c:2603) [ 44.997162][ T1019] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.997343][ T1019] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 44.997551][ T1019] __sys_sendmsg (net/socket.c:2784) [ 44.997697][ T1019] ? __sys_sendmsg_sock (net/socket.c:2765) [ 44.997839][ T1019] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 44.997976][ T1019] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 44.998116][ T1019] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 44.998255][ T1019] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 44.998453][ T1019] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 44.998600][ T1019] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.998771][ T1019] RIP: 0033:0x7fd7ee50908e [ 44.998915][ T1019] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 44.999471][ T1019] RSP: 002b:00007ffc029d3030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 44.999692][ T1019] RAX: ffffffffffffffda RBX: 00007ffc029d37e0 RCX: 00007fd7ee50908e [ 44.999900][ T1019] RDX: 0000000000000000 RSI: 00007ffc029d30e0 RDI: 0000000000000005 [ 45.000107][ T1019] RBP: 00007ffc029d3040 R08: 0000000000000000 R09: 0000000000000000 [ 45.000315][ T1019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.000599][ T1019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc029d37a0 | [ 45.046163][ T1020] ------------[ cut here ]------------ | [ 45.046373][ T1020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1020 | [ 45.046713][ T1020] Modules linked in: ip6_gre ip_gre gre | [ 45.047228][ T1020] Tainted: [W]=WARN [ 45.047394][ T1020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.047637][ T1020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.047867][ T1020] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.048403][ T1020] RSP: 0018:ffa0000000ccf020 EFLAGS: 00010286 [ 45.048646][ T1020] RAX: 00000000ffffffa6 RBX: ff1100000c9b71c0 RCX: 1ff4000000199dca [ 45.048900][ T1020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b727c [ 45.049152][ T1020] RBP: ff110000103d1000 R08: 1fe2200001936e51 R09: ff11000009a7ae58 [ 45.049417][ T1020] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 45.049692][ T1020] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 45.049948][ T1020] FS: 00007f687a2f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.050236][ T1020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.050472][ T1020] CR2: 00007f687a5c21a0 CR3: 000000000fe9f003 CR4: 0000000000771ef0 [ 45.050756][ T1020] PKRU: 55555554 [ 45.050915][ T1020] Call Trace: [ 45.051068][ T1020] [ 45.051192][ T1020] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.051399][ T1020] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.051565][ T1020] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 45.051765][ T1020] __dev_notify_flags (net/core/dev.c:9787) [ 45.051955][ T1020] ? netif_change_name (net/core/dev.c:1495) [ 45.052142][ T1020] ? __dev_change_flags (net/core/dev.c:9752) [ 45.052331][ T1020] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 45.052532][ T1020] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.052740][ T1020] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 45.052933][ T1020] netif_change_flags (net/core/dev.c:9820) [ 45.053122][ T1020] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.053310][ T1020] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 45.053511][ T1020] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 45.053712][ T1020] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 45.053937][ T1020] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.054126][ T1020] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.054318][ T1020] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 45.054521][ T1020] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.054738][ T1020] ? __kernel_text_address (kernel/extable.c:79) [ 45.054928][ T1020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.055142][ T1020] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.055336][ T1020] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.055542][ T1020] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.055752][ T1020] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 45.055940][ T1020] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.056128][ T1020] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.056317][ T1020] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 45.056523][ T1020] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 45.056741][ T1020] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 45.056932][ T1020] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.057173][ T1020] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 45.057463][ T1020] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 45.057746][ T1020] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.058020][ T1020] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.058283][ T1020] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.058574][ T1020] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.058840][ T1020] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.059105][ T1020] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.059384][ T1020] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.059609][ T1020] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.059880][ T1020] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.060153][ T1020] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.060444][ T1020] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.060726][ T1020] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.061002][ T1020] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.061259][ T1020] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.061557][ T1020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.061830][ T1020] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.062092][ T1020] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.062382][ T1020] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.062663][ T1020] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.062925][ T1020] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.063191][ T1020] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.063476][ T1020] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.063760][ T1020] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.063989][ T1020] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.064179][ T1020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.064384][ T1020] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.064588][ T1020] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.064790][ T1020] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.064983][ T1020] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.065173][ T1020] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.065375][ T1020] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.065617][ T1020] ? move_addr_to_kernel (net/socket.c:258) [ 45.065844][ T1020] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.066032][ T1020] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.066220][ T1020] ___sys_sendmsg (net/socket.c:2752) [ 45.066419][ T1020] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 45.066669][ T1020] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.066872][ T1020] __sys_sendmsg (net/socket.c:2784) [ 45.067062][ T1020] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.067250][ T1020] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 45.067490][ T1020] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 45.067711][ T1020] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.067903][ T1020] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.068091][ T1020] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.068281][ T1020] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.068485][ T1020] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.068776][ T1020] RIP: 0033:0x7f687a52c08e [ 45.069056][ T1020] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.069824][ T1020] RSP: 002b:00007ffd61187210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.070078][ T1020] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f687a52c08e [ 45.070328][ T1020] RDX: 0000000000000000 RSI: 00007ffd611872c0 RDI: 0000000000000005 [ 45.070633][ T1020] RBP: 00007ffd61187220 R08: 0000000000000000 R09: 0000000000000000 [ 45.071016][ T1020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.071411][ T1020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61187990 | [ 45.107552][ T1021] ------------[ cut here ]------------ | [ 45.107760][ T1021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1021 | [ 45.108081][ T1021] Modules linked in: ip6_gre ip_gre gre | [ 45.109263][ T1021] Tainted: [W]=WARN [ 45.109433][ T1021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.109698][ T1021] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.109932][ T1021] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.110482][ T1021] RSP: 0018:ffa0000000cdf020 EFLAGS: 00010286 [ 45.110772][ T1021] RAX: 00000000ffffffa6 RBX: ff1100000eed9380 RCX: 1ff400000019bdca [ 45.111029][ T1021] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed943c [ 45.111289][ T1021] RBP: ff11000008c99000 R08: 1fe2200001ddb289 R09: ff11000009740b58 [ 45.111568][ T1021] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 45.111836][ T1021] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 45.112096][ T1021] FS: 00007ff6314dc840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.112406][ T1021] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.112650][ T1021] CR2: 00000000340b0988 CR3: 000000000fe9f005 CR4: 0000000000771ef0 [ 45.112914][ T1021] PKRU: 55555554 [ 45.113068][ T1021] Call Trace: [ 45.113223][ T1021] [ 45.113361][ T1021] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.113560][ T1021] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.113741][ T1021] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 45.113932][ T1021] __dev_notify_flags (net/core/dev.c:9787) [ 45.114126][ T1021] ? netif_change_name (net/core/dev.c:1495) [ 45.114317][ T1021] ? __dev_change_flags (net/core/dev.c:9752) [ 45.114521][ T1021] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 45.114733][ T1021] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.114927][ T1021] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 45.115124][ T1021] netif_change_flags (net/core/dev.c:9820) [ 45.115316][ T1021] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.115523][ T1021] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 45.115738][ T1021] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 45.115929][ T1021] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 45.116153][ T1021] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.116362][ T1021] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.116559][ T1021] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 45.116754][ T1021] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.116944][ T1021] ? __kernel_text_address (kernel/extable.c:79) [ 45.117135][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.117327][ T1021] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.117532][ T1021] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.117752][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.117943][ T1021] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 45.118131][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.118320][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.118525][ T1021] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 45.118743][ T1021] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 45.118931][ T1021] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 45.119122][ T1021] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.119317][ T1021] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 45.119524][ T1021] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 45.119773][ T1021] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.119965][ T1021] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.120152][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.120421][ T1021] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.120692][ T1021] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.120961][ T1021] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.121243][ T1021] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.121522][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.121806][ T1021] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.122075][ T1021] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.122368][ T1021] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.122653][ T1021] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.122933][ T1021] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.123209][ T1021] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.123504][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.123792][ T1021] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.124058][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.124338][ T1021] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.124641][ T1021] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.124920][ T1021] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.125200][ T1021] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.125495][ T1021] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.125781][ T1021] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.126016][ T1021] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.126209][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.126418][ T1021] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.126631][ T1021] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.126834][ T1021] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.127027][ T1021] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.127223][ T1021] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.127428][ T1021] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.127687][ T1021] ? move_addr_to_kernel (net/socket.c:258) [ 45.127968][ T1021] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.128214][ T1021] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.128506][ T1021] ___sys_sendmsg (net/socket.c:2752) [ 45.128785][ T1021] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 45.129112][ T1021] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.129422][ T1021] __sys_sendmsg (net/socket.c:2784) [ 45.129700][ T1021] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.129969][ T1021] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 45.130306][ T1021] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 45.130605][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.130882][ T1021] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.131160][ T1021] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.131451][ T1021] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.131738][ T1021] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.132068][ T1021] RIP: 0033:0x7ff63171608e [ 45.132371][ T1021] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.133204][ T1021] RSP: 002b:00007ffedfd00f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.133618][ T1021] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff63171608e [ 45.133995][ T1021] RDX: 0000000000000000 RSI: 00007ffedfd00fd0 RDI: 0000000000000005 [ 45.134389][ T1021] RBP: 00007ffedfd00f30 R08: 0000000000000000 R09: 0000000000000000 [ 45.134709][ T1021] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.134966][ T1021] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedfd016a0 | [ 45.138104][ T221] ------------[ cut here ]------------ | [ 45.138314][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/221 | [ 45.138714][ T221] Modules linked in: ip6_gre ip_gre gre | [ 45.139384][ T221] Tainted: [W]=WARN [ 45.139539][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.139787][ T221] Workqueue: events_unbound linkwatch_event [ 45.140043][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.140302][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.141075][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 45.141326][ T221] RAX: 00000000ffffffa6 RBX: ff1100000beb0740 RCX: 1ff40000000c6f02 [ 45.141637][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb07fc [ 45.141935][ T221] RBP: ff110000103d1000 R08: 1fe22000017d6101 R09: ff1100000a888ba8 [ 45.142234][ T221] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 45.142540][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 45.142837][ T221] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 45.143185][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.143446][ T221] CR2: 00007fd7ee55a2a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 45.143748][ T221] PKRU: 55555554 [ 45.143896][ T221] Call Trace: [ 45.144043][ T221] [ 45.144149][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.144356][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 45.144561][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.144713][ T221] netif_state_change (net/core/dev.c:1605) [ 45.144915][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.145158][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 45.145360][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 45.145558][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.145760][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 45.145956][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 45.146155][ T221] process_one_work (kernel/workqueue.c:3314) [ 45.146371][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 45.146573][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.146778][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 45.146979][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 45.147174][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 45.147384][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 45.147585][ T221] kthread (kernel/kthread.c:436) [ 45.147733][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.147980][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 45.148178][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 45.148384][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 45.148636][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 45.148841][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 45.149040][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 45.215899][ T1023] ------------[ cut here ]------------ | [ 45.216107][ T1023] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1023 | [ 45.216439][ T1023] Modules linked in: ip6_gre ip_gre gre | [ 45.217000][ T1023] Tainted: [W]=WARN [ 45.217154][ T1023] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.217388][ T1023] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.217638][ T1023] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.218162][ T1023] RSP: 0018:ffa0000000cff150 EFLAGS: 00010286 [ 45.218403][ T1023] RAX: 00000000ffffffa6 RBX: ff110000128a1380 RCX: 1ff400000019fdf0 [ 45.218680][ T1023] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a143c [ 45.218937][ T1023] RBP: ff11000008c99000 R08: 1fe2200002514289 R09: ff1100000a88d158 [ 45.219191][ T1023] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 45.219459][ T1023] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c621c40 [ 45.219744][ T1023] FS: 00007f556c053840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.220092][ T1023] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.220398][ T1023] CR2: 00000000004ebb28 CR3: 000000000fe9f004 CR4: 0000000000771ef0 [ 45.220736][ T1023] PKRU: 55555554 [ 45.220948][ T1023] Call Trace: [ 45.221162][ T1023] [ 45.221299][ T1023] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.221591][ T1023] ? notifier_call_chain (kernel/notifier.c:85) [ 45.221809][ T1023] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.221967][ T1023] netif_state_change (net/core/dev.c:1605) [ 45.222160][ T1023] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.222493][ T1023] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 45.222821][ T1023] linkwatch_sync_dev (net/core/link_watch.c:295) [ 45.223090][ T1023] rtnl_getlink (net/core/rtnetlink.c:4273) [ 45.223381][ T1023] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.223658][ T1023] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.223925][ T1023] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 45.224185][ T1023] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.224460][ T1023] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.224742][ T1023] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.225034][ T1023] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.225226][ T1023] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.225431][ T1023] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.225708][ T1023] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.225981][ T1023] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.226259][ T1023] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.226571][ T1023] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 45.226841][ T1023] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.227118][ T1023] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.227404][ T1023] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.227677][ T1023] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.227952][ T1023] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.228221][ T1023] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.228512][ T1023] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.228799][ T1023] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.229072][ T1023] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.229370][ T1023] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.229646][ T1023] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.229922][ T1023] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.230194][ T1023] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.230486][ T1023] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.230766][ T1023] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.231040][ T1023] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.231313][ T1023] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.231611][ T1023] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.231884][ T1023] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.232156][ T1023] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.232496][ T1023] ? move_addr_to_kernel (net/socket.c:258) [ 45.232765][ T1023] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.233036][ T1023] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 45.233374][ T1023] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.233649][ T1023] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 45.233966][ T1023] ___sys_sendmsg (net/socket.c:2752) [ 45.234237][ T1023] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.234522][ T1023] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.234815][ T1023] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 45.235079][ T1023] ? do_getsockname (net/socket.c:2192) [ 45.235367][ T1023] __sys_sendmsg (net/socket.c:2784) [ 45.235644][ T1023] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.235920][ T1023] ? __sys_getsockname (net/socket.c:2210) [ 45.236186][ T1023] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.236473][ T1023] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.236750][ T1023] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.237017][ T1023] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.237286][ T1023] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.237622][ T1023] RIP: 0033:0x7f556c28d08e [ 45.237901][ T1023] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.238699][ T1023] RSP: 002b:00007fffc1ba2150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.239049][ T1023] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f556c28d08e [ 45.239431][ T1023] RDX: 0000000000000000 RSI: 00007fffc1ba2200 RDI: 0000000000000006 [ 45.239797][ T1023] RBP: 00007fffc1ba2160 R08: 0000000000000000 R09: 0000000000000000 [ 45.240166][ T1023] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.240561][ T1023] R13: 00007fffc1ba22b0 R14: 000000000000000d R15: 00007fffc1ba487a | [ 45.403903][ T1026] ------------[ cut here ]------------ | [ 45.404223][ T1026] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1026 | [ 45.404734][ T1026] Modules linked in: ip6_gre ip_gre gre | [ 45.405537][ T1026] Tainted: [W]=WARN [ 45.405769][ T1026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.406103][ T1026] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.406469][ T1026] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.407328][ T1026] RSP: 0018:ffa00000009171b0 EFLAGS: 00010286 [ 45.407686][ T1026] RAX: 00000000ffffffa6 RBX: ff1100000c9b6580 RCX: 1ff4000000122dfc [ 45.408073][ T1026] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b663c [ 45.408472][ T1026] RBP: ff1100000fe81000 R08: 1fe2200001936cc9 R09: ff1100000fe88b80 [ 45.408870][ T1026] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 45.409249][ T1026] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 45.409668][ T1026] FS: 00007f3b97a12840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.410108][ T1026] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.410462][ T1026] CR2: 00007f3b97ceccb0 CR3: 000000000fe9f002 CR4: 0000000000771ef0 [ 45.410858][ T1026] PKRU: 55555554 [ 45.411080][ T1026] Call Trace: [ 45.411304][ T1026] [ 45.411496][ T1026] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.411792][ T1026] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.412021][ T1026] __dev_notify_flags (net/core/dev.c:9787) [ 45.412309][ T1026] ? netif_change_name (net/core/dev.c:1495) [ 45.412619][ T1026] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.412898][ T1026] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 45.413188][ T1026] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 45.413490][ T1026] ? nla_strscpy (lib/nlattr.c:795) [ 45.413782][ T1026] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 45.414072][ T1026] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 45.414369][ T1026] ? __dev_get_by_name (net/core/dev.c:883) [ 45.414659][ T1026] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 45.414954][ T1026] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 45.415240][ T1026] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.415541][ T1026] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.415830][ T1026] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.416111][ T1026] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.416411][ T1026] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.416705][ T1026] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.416995][ T1026] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.417276][ T1026] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.417585][ T1026] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.417865][ T1026] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.418142][ T1026] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.418431][ T1026] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.418724][ T1026] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.419000][ T1026] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.419285][ T1026] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.419591][ T1026] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.419875][ T1026] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.420166][ T1026] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.420463][ T1026] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.420758][ T1026] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.421042][ T1026] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.421326][ T1026] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.421639][ T1026] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.421927][ T1026] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.422210][ T1026] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.422518][ T1026] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.422809][ T1026] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.423086][ T1026] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.423436][ T1026] ? move_addr_to_kernel (net/socket.c:258) [ 45.423730][ T1026] ___sys_sendmsg (net/socket.c:2752) [ 45.424011][ T1026] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.424291][ T1026] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.424608][ T1026] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 45.424899][ T1026] __sys_sendmsg (net/socket.c:2784) [ 45.425179][ T1026] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.425496][ T1026] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.425789][ T1026] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.426077][ T1026] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.426379][ T1026] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.426674][ T1026] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.426965][ T1026] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.427302][ T1026] RIP: 0033:0x7f3b97c4c08e [ 45.427623][ T1026] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.428504][ T1026] RSP: 002b:00007ffe3504abb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.428911][ T1026] RAX: ffffffffffffffda RBX: 00007ffe3504b360 RCX: 00007f3b97c4c08e [ 45.429304][ T1026] RDX: 0000000000000000 RSI: 00007ffe3504ac60 RDI: 0000000000000005 [ 45.429722][ T1026] RBP: 00007ffe3504abc0 R08: 0000000000000000 R09: 0000000000000000 [ 45.430115][ T1026] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.430530][ T1026] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3504b330 | [ 45.480287][ T1027] ------------[ cut here ]------------ | [ 45.480537][ T1027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1027 | [ 45.480980][ T1027] Modules linked in: ip6_gre ip_gre gre | [ 45.481687][ T1027] Tainted: [W]=WARN [ 45.481858][ T1027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.482136][ T1027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.482433][ T1027] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.483226][ T1027] RSP: 0018:ffa0000000d0f1b0 EFLAGS: 00010286 [ 45.483521][ T1027] RAX: 00000000ffffffa6 RBX: ff1100000bd82ac0 RCX: 1ff40000001a1dfc [ 45.483856][ T1027] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82b7c [ 45.484187][ T1027] RBP: ff1100000925c000 R08: 1fe22000017b0571 R09: ff1100000fcb8b80 [ 45.484531][ T1027] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 45.484867][ T1027] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 45.485203][ T1027] FS: 00007f90b8cdb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 45.485607][ T1027] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.485887][ T1027] CR2: 00007f90b8fb5cb0 CR3: 000000000a920002 CR4: 0000000000771ef0 [ 45.486222][ T1027] PKRU: 55555554 [ 45.486399][ T1027] Call Trace: [ 45.486569][ T1027] [ 45.486687][ T1027] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.486916][ T1027] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.487088][ T1027] __dev_notify_flags (net/core/dev.c:9787) [ 45.487315][ T1027] ? netif_change_name (net/core/dev.c:1495) [ 45.487553][ T1027] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.487777][ T1027] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 45.488007][ T1027] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 45.488234][ T1027] ? nla_strscpy (lib/nlattr.c:795) [ 45.488473][ T1027] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 45.488706][ T1027] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 45.488930][ T1027] ? __dev_get_by_name (net/core/dev.c:883) [ 45.489147][ T1027] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 45.489385][ T1027] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 45.489620][ T1027] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.489845][ T1027] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.490062][ T1027] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.490283][ T1027] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.490512][ T1027] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.490734][ T1027] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.490962][ T1027] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.491184][ T1027] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.491415][ T1027] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.491641][ T1027] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.491860][ T1027] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.492081][ T1027] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.492305][ T1027] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.492535][ T1027] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.492766][ T1027] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.492991][ T1027] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.493216][ T1027] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.493460][ T1027] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.493688][ T1027] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.493915][ T1027] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.494144][ T1027] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.494377][ T1027] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.494609][ T1027] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.494834][ T1027] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.495062][ T1027] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.495295][ T1027] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.495526][ T1027] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.495754][ T1027] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.496031][ T1027] ? move_addr_to_kernel (net/socket.c:258) [ 45.496262][ T1027] ___sys_sendmsg (net/socket.c:2752) [ 45.496494][ T1027] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.496724][ T1027] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.496962][ T1027] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 45.497186][ T1027] __sys_sendmsg (net/socket.c:2784) [ 45.497414][ T1027] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.497649][ T1027] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.497874][ T1027] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.498100][ T1027] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.498325][ T1027] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.498565][ T1027] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.498788][ T1027] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.499061][ T1027] RIP: 0033:0x7f90b8f1508e [ 45.499293][ T1027] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.500113][ T1027] RSP: 002b:00007fff6edd1180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.500459][ T1027] RAX: ffffffffffffffda RBX: 00007fff6edd1930 RCX: 00007f90b8f1508e [ 45.500796][ T1027] RDX: 0000000000000000 RSI: 00007fff6edd1230 RDI: 0000000000000005 [ 45.501124][ T1027] RBP: 00007fff6edd1190 R08: 0000000000000000 R09: 0000000000000000 [ 45.501459][ T1027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.501786][ T1027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6edd1900 | [ 45.540656][ T1028] ------------[ cut here ]------------ | [ 45.540852][ T1028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1028 | [ 45.541170][ T1028] Modules linked in: ip6_gre ip_gre gre | [ 45.541820][ T1028] Tainted: [W]=WARN [ 45.541974][ T1028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.542194][ T1028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.542436][ T1028] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.542984][ T1028] RSP: 0018:ffa0000000d1f020 EFLAGS: 00010286 [ 45.543213][ T1028] RAX: 00000000ffffffa6 RBX: ff1100000cf50900 RCX: 1ff40000001a3dca [ 45.543490][ T1028] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf509bc [ 45.543763][ T1028] RBP: ff1100000fe81000 R08: 1fe22000019ea139 R09: ff1100000abf2e58 [ 45.544014][ T1028] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 45.544266][ T1028] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 45.544536][ T1028] FS: 00007fd59c9c0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.544841][ T1028] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.545059][ T1028] CR2: 00007fd59cc901a0 CR3: 000000000fe9f005 CR4: 0000000000771ef0 [ 45.545313][ T1028] PKRU: 55555554 [ 45.545478][ T1028] Call Trace: [ 45.545652][ T1028] [ 45.545779][ T1028] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.545973][ T1028] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.546130][ T1028] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 45.546317][ T1028] __dev_notify_flags (net/core/dev.c:9787) [ 45.546522][ T1028] ? netif_change_name (net/core/dev.c:1495) [ 45.546733][ T1028] ? __dev_change_flags (net/core/dev.c:9752) [ 45.546924][ T1028] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 45.547116][ T1028] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.547308][ T1028] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 45.547510][ T1028] netif_change_flags (net/core/dev.c:9820) [ 45.547715][ T1028] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.547905][ T1028] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 45.548101][ T1028] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 45.548290][ T1028] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 45.548526][ T1028] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.548736][ T1028] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.548926][ T1028] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 45.549115][ T1028] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.549309][ T1028] ? __kernel_text_address (kernel/extable.c:79) [ 45.549510][ T1028] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.549715][ T1028] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.549903][ T1028] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.550092][ T1028] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.550283][ T1028] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 45.550484][ T1028] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.550695][ T1028] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.550888][ T1028] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 45.551079][ T1028] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 45.551271][ T1028] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 45.551474][ T1028] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.551683][ T1028] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 45.551880][ T1028] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 45.552072][ T1028] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.552264][ T1028] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.552466][ T1028] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.552677][ T1028] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.552868][ T1028] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.553058][ T1028] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.553250][ T1028] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.553451][ T1028] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.553664][ T1028] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.553857][ T1028] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.554050][ T1028] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.554239][ T1028] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.554440][ T1028] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.554645][ T1028] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.554837][ T1028] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.555028][ T1028] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.555216][ T1028] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.555420][ T1028] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.555626][ T1028] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.555818][ T1028] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.556012][ T1028] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.556198][ T1028] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.556404][ T1028] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.556607][ T1028] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.556800][ T1028] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.556988][ T1028] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.557180][ T1028] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.557386][ T1028] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.557591][ T1028] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.557791][ T1028] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.557984][ T1028] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.558206][ T1028] ? move_addr_to_kernel (net/socket.c:258) [ 45.558407][ T1028] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.558605][ T1028] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.558802][ T1028] ___sys_sendmsg (net/socket.c:2752) [ 45.558988][ T1028] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 45.559210][ T1028] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.559427][ T1028] __sys_sendmsg (net/socket.c:2784) [ 45.559635][ T1028] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.559827][ T1028] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 45.560057][ T1028] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 45.560250][ T1028] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.560454][ T1028] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.560666][ T1028] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.560857][ T1028] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.561047][ T1028] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.561268][ T1028] RIP: 0033:0x7fd59cbfa08e [ 45.561477][ T1028] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.562033][ T1028] RSP: 002b:00007ffc25623460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.562289][ T1028] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd59cbfa08e [ 45.562567][ T1028] RDX: 0000000000000000 RSI: 00007ffc25623510 RDI: 0000000000000005 [ 45.562941][ T1028] RBP: 00007ffc25623470 R08: 0000000000000000 R09: 0000000000000000 [ 45.563321][ T1028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.563631][ T1028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc25623be0 | [ 45.597988][ T1029] ------------[ cut here ]------------ | [ 45.598143][ T1029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1029 | [ 45.598416][ T1029] Modules linked in: ip6_gre ip_gre gre | [ 45.598844][ T1029] Tainted: [W]=WARN [ 45.598971][ T1029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.599151][ T1029] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.599328][ T1029] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.600419][ T1029] RSP: 0018:ffa0000000d2f020 EFLAGS: 00010286 [ 45.600600][ T1029] RAX: 00000000ffffffa6 RBX: ff1100000b237c40 RCX: 1ff40000001a5dca [ 45.600803][ T1029] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b237cfc [ 45.601005][ T1029] RBP: ff1100000925c000 R08: 1fe2200001646fa1 R09: ff1100000fe68b58 [ 45.601205][ T1029] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 45.601411][ T1029] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 45.601627][ T1029] FS: 00007f9f41ee8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 45.601867][ T1029] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.602035][ T1029] CR2: 0000000032904988 CR3: 000000000fe9f006 CR4: 0000000000771ef0 [ 45.602243][ T1029] PKRU: 55555554 [ 45.602345][ T1029] Call Trace: [ 45.602452][ T1029] [ 45.602525][ T1029] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.602678][ T1029] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.602782][ T1029] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 45.602915][ T1029] __dev_notify_flags (net/core/dev.c:9787) [ 45.603052][ T1029] ? netif_change_name (net/core/dev.c:1495) [ 45.603187][ T1029] ? __dev_change_flags (net/core/dev.c:9752) [ 45.603321][ T1029] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 45.603461][ T1029] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.603611][ T1029] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 45.603750][ T1029] netif_change_flags (net/core/dev.c:9820) [ 45.603888][ T1029] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.604027][ T1029] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 45.604164][ T1029] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 45.604301][ T1029] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 45.604475][ T1029] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.604619][ T1029] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.604753][ T1029] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 45.604888][ T1029] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.605024][ T1029] ? __kernel_text_address (kernel/extable.c:79) [ 45.605158][ T1029] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.605294][ T1029] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.605434][ T1029] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.605575][ T1029] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.605722][ T1029] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 45.605857][ T1029] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.605994][ T1029] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.606133][ T1029] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 45.606269][ T1029] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 45.606408][ T1029] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 45.606544][ T1029] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.606693][ T1029] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 45.606830][ T1029] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 45.606973][ T1029] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.607111][ T1029] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.607245][ T1029] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.607385][ T1029] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.607521][ T1029] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.607662][ T1029] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.607801][ T1029] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.607936][ T1029] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.608072][ T1029] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.608208][ T1029] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.608342][ T1029] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.608484][ T1029] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.608627][ T1029] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.608762][ T1029] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.608898][ T1029] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.609035][ T1029] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.609171][ T1029] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.609311][ T1029] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.609451][ T1029] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.609599][ T1029] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.609737][ T1029] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.609872][ T1029] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.610009][ T1029] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.610153][ T1029] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.610287][ T1029] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.610427][ T1029] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.610566][ T1029] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.610706][ T1029] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.610844][ T1029] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.610980][ T1029] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.611122][ T1029] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.611294][ T1029] ? move_addr_to_kernel (net/socket.c:258) [ 45.611436][ T1029] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.611577][ T1029] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.611718][ T1029] ___sys_sendmsg (net/socket.c:2752) [ 45.611853][ T1029] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 45.612020][ T1029] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.612167][ T1029] __sys_sendmsg (net/socket.c:2784) [ 45.612306][ T1029] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.612446][ T1029] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 45.612628][ T1029] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 45.612763][ T1029] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.612899][ T1029] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.613034][ T1029] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.613176][ T1029] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.613314][ T1029] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.613489][ T1029] RIP: 0033:0x7f9f4212208e [ 45.613673][ T1029] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.614443][ T1029] RSP: 002b:00007fff5b90bb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.614777][ T1029] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9f4212208e [ 45.615100][ T1029] RDX: 0000000000000000 RSI: 00007fff5b90bc30 RDI: 0000000000000005 [ 45.615433][ T1029] RBP: 00007fff5b90bb90 R08: 0000000000000000 R09: 0000000000000000 [ 45.615763][ T1029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.616084][ T1029] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5b90c300 | [ 45.754142][ T1032] ------------[ cut here ]------------ | [ 45.754399][ T1032] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1032 | [ 45.754845][ T1032] Modules linked in: ip6_gre ip_gre gre | [ 45.755537][ T1032] Tainted: [W]=WARN [ 45.755713][ T1032] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.756005][ T1032] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.756304][ T1032] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.757132][ T1032] RSP: 0018:ffa0000000d5f090 EFLAGS: 00010286 [ 45.757425][ T1032] RAX: 00000000ffffffa6 RBX: ff1100000eeda740 RCX: 1ff40000001abdd8 [ 45.757767][ T1032] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeda7fc [ 45.758097][ T1032] RBP: ff1100000fe81000 R08: 1fe2200001ddb501 R09: ff11000010188b80 [ 45.758435][ T1032] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 45.758776][ T1032] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 45.759115][ T1032] FS: 00007f0f7ef8c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 45.759517][ T1032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.759806][ T1032] CR2: 000000000042e5e0 CR3: 0000000008986002 CR4: 0000000000771ef0 [ 45.760144][ T1032] PKRU: 55555554 [ 45.760314][ T1032] Call Trace: [ 45.760492][ T1032] [ 45.760614][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.760846][ T1032] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 45.761075][ T1032] notifier_call_chain (kernel/notifier.c:85) [ 45.761317][ T1032] __netdev_upper_dev_link (net/core/dev.c:8931) [ 45.761568][ T1032] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 45.761804][ T1032] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 45.762030][ T1032] netdev_upper_dev_link (net/core/dev.c:8972) [ 45.762252][ T1032] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 45.762482][ T1032] register_vlan_dev (net/8021q/vlan.c:183) [ 45.762716][ T1032] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 45.762946][ T1032] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 45.763174][ T1032] ? nla_strscpy (lib/nlattr.c:795) [ 45.763415][ T1032] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 45.763654][ T1032] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 45.763884][ T1032] ? __dev_get_by_name (net/core/dev.c:883) [ 45.764111][ T1032] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 45.764361][ T1032] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 45.764602][ T1032] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.764837][ T1032] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.765064][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.765295][ T1032] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.765534][ T1032] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.765749][ T1032] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.765986][ T1032] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.766220][ T1032] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.766459][ T1032] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.766689][ T1032] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.766914][ T1032] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.767132][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.767374][ T1032] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.767608][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.767838][ T1032] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.768070][ T1032] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.768300][ T1032] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.768543][ T1032] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.768779][ T1032] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.769011][ T1032] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.769243][ T1032] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.769482][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.769720][ T1032] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.769953][ T1032] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.770186][ T1032] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.770430][ T1032] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.770667][ T1032] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.770899][ T1032] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.771181][ T1032] ? move_addr_to_kernel (net/socket.c:258) [ 45.771428][ T1032] ___sys_sendmsg (net/socket.c:2752) [ 45.771665][ T1032] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.771897][ T1032] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.772150][ T1032] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 45.772392][ T1032] __sys_sendmsg (net/socket.c:2784) [ 45.772627][ T1032] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.772864][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.773093][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.773324][ T1032] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.773580][ T1032] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.773832][ T1032] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.774063][ T1032] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.774357][ T1032] RIP: 0033:0x7f0f7f1c608e [ 45.774603][ T1032] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.775441][ T1032] RSP: 002b:00007ffdb08941c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.775795][ T1032] RAX: ffffffffffffffda RBX: 00007ffdb0894980 RCX: 00007f0f7f1c608e [ 45.776140][ T1032] RDX: 0000000000000000 RSI: 00007ffdb0894270 RDI: 0000000000000005 [ 45.776498][ T1032] RBP: 00007ffdb08941d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.776847][ T1032] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.777192][ T1032] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb0894940 | [ 45.779944][ T1032] ------------[ cut here ]------------ | [ 45.780165][ T1032] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1032 | [ 45.780617][ T1032] Modules linked in: ip6_gre ip_gre gre | [ 45.781303][ T1032] Tainted: [W]=WARN [ 45.781486][ T1032] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.781772][ T1032] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.782061][ T1032] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.782874][ T1032] RSP: 0018:ffa0000000d5f1b0 EFLAGS: 00010286 [ 45.783156][ T1032] RAX: 00000000ffffffa6 RBX: ff1100000eeda580 RCX: 1ff40000001abdfc [ 45.783498][ T1032] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeda63c [ 45.783843][ T1032] RBP: ff11000012921000 R08: 1fe2200001ddb4c9 R09: ff11000010188b80 [ 45.784177][ T1032] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 45.784521][ T1032] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 45.784860][ T1032] FS: 00007f0f7ef8c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 45.785252][ T1032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.785542][ T1032] CR2: 000000000042e5e0 CR3: 0000000008986002 CR4: 0000000000771ef0 [ 45.785889][ T1032] PKRU: 55555554 [ 45.786058][ T1032] Call Trace: [ 45.786226][ T1032] [ 45.786344][ T1032] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.786585][ T1032] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.786808][ T1032] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.786963][ T1032] __dev_notify_flags (net/core/dev.c:9787) [ 45.787101][ T1032] ? netdev_update_features (net/core/dev.c:11098) [ 45.787240][ T1032] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 45.787421][ T1032] ? netif_change_name (net/core/dev.c:1495) [ 45.787566][ T1032] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 45.787779][ T1032] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 45.788007][ T1032] ? register_vlan_dev (net/8021q/vlan.c:196) [ 45.788250][ T1032] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 45.788487][ T1032] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 45.788717][ T1032] ? nla_strscpy (lib/nlattr.c:795) [ 45.788871][ T1032] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 45.789011][ T1032] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 45.789151][ T1032] ? __dev_get_by_name (net/core/dev.c:883) [ 45.789291][ T1032] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 45.789438][ T1032] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 45.789594][ T1032] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.789735][ T1032] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.789870][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.790008][ T1032] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.790147][ T1032] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.790283][ T1032] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.790435][ T1032] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.790584][ T1032] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.790725][ T1032] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.790862][ T1032] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.790998][ T1032] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.791136][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.791278][ T1032] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.791423][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.791570][ T1032] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.791714][ T1032] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.791853][ T1032] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.791994][ T1032] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.792133][ T1032] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.792274][ T1032] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.792421][ T1032] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.792569][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.792717][ T1032] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.792857][ T1032] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.792998][ T1032] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.793138][ T1032] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.793277][ T1032] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.793422][ T1032] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.793602][ T1032] ? move_addr_to_kernel (net/socket.c:258) [ 45.793744][ T1032] ___sys_sendmsg (net/socket.c:2752) [ 45.793881][ T1032] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.794021][ T1032] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.794167][ T1032] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 45.794306][ T1032] __sys_sendmsg (net/socket.c:2784) [ 45.794455][ T1032] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.794606][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.794745][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.794885][ T1032] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.795025][ T1032] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.795164][ T1032] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.795300][ T1032] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.795487][ T1032] RIP: 0033:0x7f0f7f1c608e [ 45.795654][ T1032] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.796142][ T1032] RSP: 002b:00007ffdb08941c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.796358][ T1032] RAX: ffffffffffffffda RBX: 00007ffdb0894980 RCX: 00007f0f7f1c608e [ 45.796573][ T1032] RDX: 0000000000000000 RSI: 00007ffdb0894270 RDI: 0000000000000005 [ 45.796787][ T1032] RBP: 00007ffdb08941d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.796991][ T1032] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfdf [ 45.797195][ T1032] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb0894940 | [ 45.836745][ T1033] ------------[ cut here ]------------ | [ 45.837053][ T1033] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1033 | [ 45.837578][ T1033] Modules linked in: ip6_gre ip_gre gre | [ 45.838385][ T1033] Tainted: [W]=WARN [ 45.838622][ T1033] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.838961][ T1033] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.839308][ T1033] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.840209][ T1033] RSP: 0018:ffa0000000d6f090 EFLAGS: 00010286 [ 45.840574][ T1033] RAX: 00000000ffffffa6 RBX: ff1100000fbbf8c0 RCX: 1ff40000001addd8 [ 45.840973][ T1033] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf97c [ 45.841381][ T1033] RBP: ff1100000925c000 R08: 1fe2200001f77f31 R09: ff11000005f38b80 [ 45.841777][ T1033] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 45.842165][ T1033] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 45.842585][ T1033] FS: 00007fc351f2c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.843033][ T1033] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.843385][ T1033] CR2: 000000000042e5e0 CR3: 0000000008986006 CR4: 0000000000771ef0 [ 45.843775][ T1033] PKRU: 55555554 [ 45.843993][ T1033] Call Trace: [ 45.844223][ T1033] [ 45.844409][ T1033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.844694][ T1033] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 45.844973][ T1033] notifier_call_chain (kernel/notifier.c:85) [ 45.845257][ T1033] __netdev_upper_dev_link (net/core/dev.c:8931) [ 45.845548][ T1033] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 45.845840][ T1033] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 45.846121][ T1033] netdev_upper_dev_link (net/core/dev.c:8972) [ 45.846413][ T1033] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 45.846703][ T1033] register_vlan_dev (net/8021q/vlan.c:183) [ 45.846989][ T1033] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 45.847271][ T1033] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 45.847575][ T1033] ? nla_strscpy (lib/nlattr.c:795) [ 45.847853][ T1033] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 45.848131][ T1033] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 45.848424][ T1033] ? __dev_get_by_name (net/core/dev.c:883) [ 45.848720][ T1033] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 45.849007][ T1033] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 45.849299][ T1033] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.849604][ T1033] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.849883][ T1033] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.850163][ T1033] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.850457][ T1033] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.850738][ T1033] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.851019][ T1033] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.851298][ T1033] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.851601][ T1033] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.851880][ T1033] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.852154][ T1033] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.852447][ T1033] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.852733][ T1033] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.853010][ T1033] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.853299][ T1033] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.853597][ T1033] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.853878][ T1033] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.854163][ T1033] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.854452][ T1033] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.854739][ T1033] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.855019][ T1033] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.855295][ T1033] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.855596][ T1033] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.855883][ T1033] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.856162][ T1033] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.856463][ T1033] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.856746][ T1033] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.857027][ T1033] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.857373][ T1033] ? move_addr_to_kernel (net/socket.c:258) [ 45.857670][ T1033] ___sys_sendmsg (net/socket.c:2752) [ 45.857948][ T1033] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.858231][ T1033] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.858557][ T1033] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 45.858840][ T1033] __sys_sendmsg (net/socket.c:2784) [ 45.859124][ T1033] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.859427][ T1033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.859714][ T1033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.860001][ T1033] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.860279][ T1033] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.860585][ T1033] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.860867][ T1033] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.861205][ T1033] RIP: 0033:0x7fc35216608e [ 45.861534][ T1033] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.862413][ T1033] RSP: 002b:00007ffda177e950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.862819][ T1033] RAX: ffffffffffffffda RBX: 00007ffda177f110 RCX: 00007fc35216608e [ 45.863210][ T1033] RDX: 0000000000000000 RSI: 00007ffda177ea00 RDI: 0000000000000005 [ 45.863626][ T1033] RBP: 00007ffda177e960 R08: 0000000000000000 R09: 0000000000000000 [ 45.864020][ T1033] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe0 [ 45.864428][ T1033] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda177f0d0 | [ 45.867614][ T1033] ------------[ cut here ]------------ | [ 45.867878][ T1033] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1033 | [ 45.868378][ T1033] Modules linked in: ip6_gre ip_gre gre | [ 45.869157][ T1033] Tainted: [W]=WARN [ 45.869393][ T1033] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.869732][ T1033] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.870078][ T1033] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.870931][ T1033] RSP: 0018:ffa0000000d6f1b0 EFLAGS: 00010286 [ 45.871263][ T1033] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff40000001addfc [ 45.871670][ T1033] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 45.872051][ T1033] RBP: ff1100000fa0c000 R08: 1fe2200001535689 R09: ff11000005f38b80 [ 45.872441][ T1033] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 45.872825][ T1033] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 45.873209][ T1033] FS: 00007fc351f2c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.873674][ T1033] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.874019][ T1033] CR2: 000000000042e5e0 CR3: 0000000008986006 CR4: 0000000000771ef0 [ 45.874419][ T1033] PKRU: 55555554 [ 45.874649][ T1033] Call Trace: [ 45.874864][ T1033] [ 45.875028][ T1033] ? register_vlan_dev (net/8021q/vlan.c:188) [ 45.875304][ T1033] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.875608][ T1033] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.875882][ T1033] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.876109][ T1033] __dev_notify_flags (net/core/dev.c:9787) [ 45.876400][ T1033] ? netdev_update_features (net/core/dev.c:11098) [ 45.876688][ T1033] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 45.877015][ T1033] ? netif_change_name (net/core/dev.c:1495) [ 45.877293][ T1033] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 45.877586][ T1033] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 45.877860][ T1033] ? register_vlan_dev (net/8021q/vlan.c:196) [ 45.878131][ T1033] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 45.878420][ T1033] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 45.878703][ T1033] ? nla_strscpy (lib/nlattr.c:795) [ 45.878983][ T1033] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 45.879266][ T1033] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 45.879567][ T1033] ? __dev_get_by_name (net/core/dev.c:883) [ 45.879840][ T1033] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 45.880126][ T1033] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 45.880426][ T1033] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.880713][ T1033] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.880984][ T1033] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.881262][ T1033] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.881561][ T1033] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.881851][ T1033] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.882137][ T1033] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.882428][ T1033] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.882709][ T1033] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.882980][ T1033] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.883250][ T1033] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.883542][ T1033] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.883826][ T1033] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.884096][ T1033] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.884387][ T1033] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.884666][ T1033] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.884943][ T1033] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.885224][ T1033] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.885515][ T1033] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.885805][ T1033] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.886082][ T1033] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.886373][ T1033] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.886660][ T1033] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.886938][ T1033] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.887224][ T1033] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.887436][ T1033] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.887667][ T1033] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.887860][ T1033] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.888079][ T1033] ? move_addr_to_kernel (net/socket.c:258) [ 45.888271][ T1033] ___sys_sendmsg (net/socket.c:2752) [ 45.888470][ T1033] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.888718][ T1033] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.889014][ T1033] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 45.889296][ T1033] __sys_sendmsg (net/socket.c:2784) [ 45.889541][ T1033] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.889754][ T1033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.889940][ T1033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.890129][ T1033] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.890316][ T1033] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.890519][ T1033] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.890728][ T1033] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.890954][ T1033] RIP: 0033:0x7fc35216608e [ 45.891145][ T1033] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.891713][ T1033] RSP: 002b:00007ffda177e950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.891976][ T1033] RAX: ffffffffffffffda RBX: 00007ffda177f110 RCX: 00007fc35216608e [ 45.892231][ T1033] RDX: 0000000000000000 RSI: 00007ffda177ea00 RDI: 0000000000000005 [ 45.892501][ T1033] RBP: 00007ffda177e960 R08: 0000000000000000 R09: 0000000000000000 [ 45.892773][ T1033] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe0 [ 45.893028][ T1033] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda177f0d0 | [ 45.931870][ T1034] ------------[ cut here ]------------ | [ 45.932085][ T1034] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1034 | [ 45.932951][ T1034] Modules linked in: ip6_gre ip_gre gre | [ 45.933476][ T1034] Tainted: [W]=WARN [ 45.933644][ T1034] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.933872][ T1034] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.934098][ T1034] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.934655][ T1034] RSP: 0018:ffa0000000d7f020 EFLAGS: 00010286 [ 45.934877][ T1034] RAX: 00000000ffffffa6 RBX: ff110000057d4580 RCX: 1ff40000001afdca [ 45.935126][ T1034] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057d463c [ 45.935390][ T1034] RBP: ff11000012921000 R08: 1fe2200000afa8c9 R09: ff11000005f3ae58 [ 45.935663][ T1034] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 45.935912][ T1034] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 45.936172][ T1034] FS: 00007fa5934ca840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 45.936473][ T1034] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.936710][ T1034] CR2: 000000001da82988 CR3: 0000000008986002 CR4: 0000000000771ef0 [ 45.936961][ T1034] PKRU: 55555554 [ 45.937113][ T1034] Call Trace: [ 45.937267][ T1034] [ 45.937401][ T1034] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 45.937600][ T1034] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 45.937795][ T1034] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 45.937949][ T1034] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 45.938132][ T1034] __dev_notify_flags (net/core/dev.c:9787) [ 45.938320][ T1034] ? netif_change_name (net/core/dev.c:1495) [ 45.938524][ T1034] ? __dev_change_flags (net/core/dev.c:9752) [ 45.938730][ T1034] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 45.938916][ T1034] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.939104][ T1034] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 45.939293][ T1034] netif_change_flags (net/core/dev.c:9820) [ 45.939495][ T1034] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.939703][ T1034] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 45.939893][ T1034] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 45.940080][ T1034] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 45.940297][ T1034] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.940499][ T1034] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.940704][ T1034] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 45.940891][ T1034] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.941078][ T1034] ? __kernel_text_address (kernel/extable.c:79) [ 45.941265][ T1034] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.941474][ T1034] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.941679][ T1034] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.941886][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.942073][ T1034] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 45.942256][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.942455][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.942660][ T1034] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 45.942849][ T1034] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 45.943034][ T1034] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 45.943220][ T1034] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 45.943424][ T1034] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 45.943631][ T1034] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 45.943821][ T1034] rtnl_newlink (net/core/rtnetlink.c:4150) [ 45.944008][ T1034] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.944195][ T1034] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.944393][ T1034] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.944596][ T1034] ? mark_usage (kernel/locking/lockdep.c:4674) [ 45.944789][ T1034] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.944977][ T1034] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.945160][ T1034] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.945359][ T1034] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.945546][ T1034] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 45.945750][ T1034] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 45.945934][ T1034] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 45.946119][ T1034] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.946303][ T1034] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.946516][ T1034] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.946714][ T1034] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 45.946899][ T1034] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 45.947088][ T1034] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 45.947272][ T1034] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.947484][ T1034] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.947694][ T1034] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.947878][ T1034] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.948066][ T1034] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.948252][ T1034] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.948452][ T1034] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 45.948664][ T1034] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 45.948852][ T1034] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 45.949037][ T1034] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 45.949224][ T1034] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 45.949423][ T1034] ? copy_msghdr_from_user (net/socket.c:2635) [ 45.949623][ T1034] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 45.949839][ T1034] ? move_addr_to_kernel (net/socket.c:258) [ 45.950033][ T1034] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.950216][ T1034] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 45.950419][ T1034] ___sys_sendmsg (net/socket.c:2752) [ 45.950624][ T1034] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 45.950843][ T1034] ? copy_msghdr_from_user (net/socket.c:2603) [ 45.951039][ T1034] __sys_sendmsg (net/socket.c:2784) [ 45.951225][ T1034] ? __sys_sendmsg_sock (net/socket.c:2765) [ 45.951427][ T1034] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 45.951670][ T1034] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 45.951855][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 45.952040][ T1034] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 45.952225][ T1034] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 45.952424][ T1034] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 45.952629][ T1034] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.952846][ T1034] RIP: 0033:0x7fa59370408e [ 45.953041][ T1034] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.953601][ T1034] RSP: 002b:00007fff0493fcf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.953861][ T1034] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa59370408e [ 45.954116][ T1034] RDX: 0000000000000000 RSI: 00007fff0493fda0 RDI: 0000000000000005 [ 45.954382][ T1034] RBP: 00007fff0493fd00 R08: 0000000000000000 R09: 0000000000000000 [ 45.954650][ T1034] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe0 [ 45.954900][ T1034] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff04940470 | [ 45.995924][ T1035] ------------[ cut here ]------------ | [ 45.996205][ T1035] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1035 | [ 45.996852][ T1035] Modules linked in: ip6_gre ip_gre gre | [ 45.997940][ T1035] Tainted: [W]=WARN [ 45.998306][ T1035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.998653][ T1035] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 45.998985][ T1035] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 45.999823][ T1035] RSP: 0018:ffa0000000d8f020 EFLAGS: 00010286 [ 46.000147][ T1035] RAX: 00000000ffffffa6 RBX: ff110000057d5a80 RCX: 1ff40000001b1dca [ 46.000534][ T1035] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057d5b3c [ 46.000914][ T1035] RBP: ff1100000fa0c000 R08: 1fe2200000afab69 R09: ff11000005f3d158 [ 46.001283][ T1035] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 46.001709][ T1035] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 46.002086][ T1035] FS: 00007f5c4d042840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.002535][ T1035] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.002859][ T1035] CR2: 00007f5c4d3121a0 CR3: 0000000008f7f003 CR4: 0000000000771ef0 [ 46.003226][ T1035] PKRU: 55555554 [ 46.003457][ T1035] Call Trace: [ 46.003680][ T1035] [ 46.003847][ T1035] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.004120][ T1035] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.004339][ T1035] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 46.004633][ T1035] __dev_notify_flags (net/core/dev.c:9787) [ 46.004908][ T1035] ? netif_change_name (net/core/dev.c:1495) [ 46.005176][ T1035] ? __dev_change_flags (net/core/dev.c:9752) [ 46.005464][ T1035] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 46.005740][ T1035] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.006010][ T1035] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 46.006281][ T1035] netif_change_flags (net/core/dev.c:9820) [ 46.006575][ T1035] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 46.006844][ T1035] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 46.007117][ T1035] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 46.007407][ T1035] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 46.007745][ T1035] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.008014][ T1035] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 46.008281][ T1035] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 46.008572][ T1035] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 46.008844][ T1035] ? __kernel_text_address (kernel/extable.c:79) [ 46.009116][ T1035] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 46.009407][ T1035] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.009722][ T1035] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 46.009994][ T1035] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.010265][ T1035] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.010548][ T1035] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.010829][ T1035] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.011102][ T1035] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 46.011387][ T1035] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 46.011662][ T1035] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 46.011932][ T1035] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 46.012205][ T1035] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 46.012496][ T1035] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 46.012778][ T1035] rtnl_newlink (net/core/rtnetlink.c:4150) [ 46.013060][ T1035] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.013326][ T1035] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 46.013623][ T1035] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 46.013894][ T1035] ? mark_usage (kernel/locking/lockdep.c:4674) [ 46.014163][ T1035] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.014456][ T1035] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.014733][ T1035] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 46.015003][ T1035] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 46.015274][ T1035] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.015568][ T1035] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 46.015839][ T1035] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 46.016112][ T1035] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 46.016396][ T1035] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.016672][ T1035] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 46.016947][ T1035] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.017212][ T1035] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 46.017503][ T1035] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 46.017774][ T1035] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.018042][ T1035] ? netlink_ack (./include/linux/skbuff.h:2718) [ 46.018318][ T1035] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 46.018613][ T1035] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 46.018895][ T1035] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 46.019168][ T1035] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 46.019456][ T1035] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 46.019773][ T1035] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 46.020046][ T1035] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 46.020319][ T1035] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 46.020620][ T1035] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 46.020893][ T1035] ? copy_msghdr_from_user (net/socket.c:2635) [ 46.021161][ T1035] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 46.021498][ T1035] ? move_addr_to_kernel (net/socket.c:258) [ 46.021778][ T1035] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 46.022042][ T1035] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 46.022309][ T1035] ___sys_sendmsg (net/socket.c:2752) [ 46.022595][ T1035] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 46.022919][ T1035] ? copy_msghdr_from_user (net/socket.c:2603) [ 46.023215][ T1035] __sys_sendmsg (net/socket.c:2784) [ 46.023509][ T1035] ? __sys_sendmsg_sock (net/socket.c:2765) [ 46.023754][ T1035] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 46.023977][ T1035] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 46.024165][ T1035] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.024369][ T1035] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 46.024564][ T1035] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 46.024763][ T1035] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 46.024953][ T1035] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 46.025173][ T1035] RIP: 0033:0x7f5c4d27c08e [ 46.025380][ T1035] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 46.025934][ T1035] RSP: 002b:00007ffe5efda810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 46.026188][ T1035] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5c4d27c08e [ 46.026462][ T1035] RDX: 0000000000000000 RSI: 00007ffe5efda8c0 RDI: 0000000000000005 [ 46.026734][ T1035] RBP: 00007ffe5efda820 R08: 0000000000000000 R09: 0000000000000000 [ 46.026986][ T1035] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe0 [ 46.027235][ T1035] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5efdaf90 | [ 46.412046][ T12] ------------[ cut here ]------------ | [ 46.412214][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.412489][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.412923][ T12] Tainted: [W]=WARN [ 46.413020][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.413176][ T12] Workqueue: netns cleanup_net [ 46.413311][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.413491][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.413952][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 46.414111][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bba80 RCX: 1ff4000000018ec7 [ 46.414313][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbb3c [ 46.414514][ T12] RBP: ff1100000fe81000 R08: 1fe2200000af7769 R09: ff11000001aed1d0 [ 46.414713][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 46.414900][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 46.415091][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.415314][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.415483][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.415739][ T12] PKRU: 55555554 [ 46.415889][ T12] Call Trace: [ 46.416038][ T12] [ 46.416147][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.416294][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.416396][ T12] netif_close_many (net/core/dev.c:1804) [ 46.416528][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.416667][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 46.416824][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 46.416986][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 46.417121][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.417278][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.417415][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.417547][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.417684][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.417812][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.417946][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.418098][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.418226][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.418360][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.418493][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.418629][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.418754][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.418881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.419006][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.419137][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.419268][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.419402][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.419537][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.419684][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.419809][ T12] kthread (kernel/kthread.c:436) [ 46.419904][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.420062][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.420187][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.420319][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.420483][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.420621][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.420751][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.431417][ T12] ------------[ cut here ]------------ | [ 46.431568][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.431979][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.432512][ T12] Tainted: [W]=WARN [ 46.432625][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.432794][ T12] Workqueue: netns cleanup_net [ 46.432933][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.433114][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.433605][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 46.433774][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba200 RCX: 1ff4000000018e80 [ 46.433981][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba2bc [ 46.434179][ T12] RBP: ff11000012921000 R08: 1fe2200000af7459 R09: ff11000001aed1d0 [ 46.434391][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 46.434601][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 46.434802][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.435049][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.435218][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.435424][ T12] PKRU: 55555554 [ 46.435536][ T12] Call Trace: [ 46.435646][ T12] [ 46.435738][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.436407][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.436519][ T12] netif_close_many (net/core/dev.c:1804) [ 46.436665][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.436799][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.436941][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 46.437074][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 46.437208][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 46.437339][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 46.437480][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 46.437631][ T12] notifier_call_chain (kernel/notifier.c:85) [ 46.437767][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 46.437900][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.438030][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 46.438195][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 46.438365][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 46.438500][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.438680][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.438811][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.438944][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.439077][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.439207][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.439339][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.439481][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.439649][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.439859][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.440075][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.440285][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.440507][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.440726][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.440859][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.440990][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.441123][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.441254][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.441395][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.441536][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.441678][ T12] kthread (kernel/kthread.c:436) [ 46.441778][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.441941][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.442072][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.442205][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.442374][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.442548][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.442694][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.445375][ T12] ------------[ cut here ]------------ | [ 46.445514][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.445766][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.446166][ T12] Tainted: [W]=WARN [ 46.446263][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.446422][ T12] Workqueue: netns cleanup_net [ 46.446558][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.446740][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.447176][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.447336][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a213c40 RCX: 1ff4000000018eed [ 46.447524][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a213cfc [ 46.447718][ T12] RBP: ff11000004f09000 R08: 1fe22000014427a1 R09: ff11000001aed1d0 [ 46.447907][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 46.448093][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.448280][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.448499][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.448659][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.448843][ T12] PKRU: 55555554 [ 46.448934][ T12] Call Trace: [ 46.449028][ T12] [ 46.449092][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.449249][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.449405][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.449533][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.449669][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.449790][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.449911][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.450035][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.450164][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.450287][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.450417][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.450541][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.450677][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.450800][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.451212][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.451339][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.451474][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.451605][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.451732][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.451858][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.451979][ T12] kthread (kernel/kthread.c:436) [ 46.452071][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.452220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.452342][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.452475][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.452639][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.452761][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.452883][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.458914][ T12] ------------[ cut here ]------------ | [ 46.459077][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.459323][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.459767][ T12] Tainted: [W]=WARN [ 46.459862][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.460023][ T12] Workqueue: netns cleanup_net [ 46.460158][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.460325][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.460786][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 46.460945][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780e40 RCX: 1ff4000000018e99 [ 46.461136][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780efc [ 46.461323][ T12] RBP: ff11000012921000 R08: 1fe22000020f01e1 R09: ff11000001aed1d0 [ 46.461515][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 46.461714][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.461901][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.462120][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.462281][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.462478][ T12] PKRU: 55555554 [ 46.462579][ T12] Call Trace: [ 46.462684][ T12] [ 46.462751][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.462913][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.463069][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 46.463194][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 46.463319][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 46.463483][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 46.463627][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 46.463763][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 46.463887][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 46.464016][ T12] notifier_call_chain (kernel/notifier.c:85) [ 46.464145][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 46.464304][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.464467][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.464635][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.464762][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.464887][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.465011][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.465139][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.465265][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.465511][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.465753][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.465885][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.466009][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.466136][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.466260][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.466488][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.466654][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.466850][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.467059][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.467266][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.467643][ T12] kthread (kernel/kthread.c:436) [ 46.467792][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.468035][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.468227][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.468612][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.468867][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.469067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.469267][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.473182][ T12] ------------[ cut here ]------------ | [ 46.473391][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.473773][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.474421][ T12] Tainted: [W]=WARN [ 46.474583][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.474824][ T12] Workqueue: netns cleanup_net [ 46.475027][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.475278][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.475992][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.476234][ T12] RAX: 00000000ffffffa6 RBX: ff110000107811c0 RCX: 1ff4000000018eed [ 46.476524][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078127c [ 46.476836][ T12] RBP: ff1100000fe81000 R08: 1fe22000020f0251 R09: ff11000001aed1d0 [ 46.477127][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 46.477418][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.477714][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.478054][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.478294][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.478600][ T12] PKRU: 55555554 [ 46.478747][ T12] Call Trace: [ 46.478887][ T12] [ 46.478988][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.479235][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.479485][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.479684][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.479877][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.480069][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.480261][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.480463][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.480662][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.480862][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.481063][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.481255][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.481457][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.481658][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.481850][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.482046][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.482246][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.482446][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.482655][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.482854][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.483046][ T12] kthread (kernel/kthread.c:436) [ 46.483188][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.483434][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.483631][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.483824][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.484064][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.484256][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.484459][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.488495][ T12] ------------[ cut here ]------------ | [ 46.488695][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.489197][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.490012][ T12] Tainted: [W]=WARN [ 46.490156][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.490410][ T12] Workqueue: netns cleanup_net [ 46.490618][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.491013][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.491855][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.492099][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780740 RCX: 1ff4000000018eed [ 46.492530][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107807fc [ 46.492819][ T12] RBP: ff11000009874000 R08: 1fe22000020f0101 R09: ff11000001aed1d0 [ 46.493103][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 46.493403][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.493834][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.494170][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.494419][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.494721][ T12] PKRU: 55555554 [ 46.494867][ T12] Call Trace: [ 46.495009][ T12] [ 46.495111][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.495367][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.495613][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.495821][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.496016][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.496207][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.496410][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.496615][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.496810][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.497001][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.497199][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.497405][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.497605][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.497803][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.497993][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.498186][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.498394][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.498593][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.498797][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.498998][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.499190][ T12] kthread (kernel/kthread.c:436) [ 46.499332][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.499585][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.499774][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.500096][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.500336][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.500537][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.500737][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.506149][ T12] ------------[ cut here ]------------ | [ 46.506359][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.506737][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.507750][ T12] Tainted: [W]=WARN [ 46.507893][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.508133][ T12] Workqueue: netns cleanup_net [ 46.508480][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.508731][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.509705][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.509947][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50740 RCX: 1ff4000000018eed [ 46.510230][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf507fc [ 46.510670][ T12] RBP: ff11000010371000 R08: 1fe22000019ea101 R09: ff11000001aed1d0 [ 46.510954][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 46.511383][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.511814][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.512148][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.512536][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.512827][ T12] PKRU: 55555554 [ 46.512972][ T12] Call Trace: [ 46.513073][ T12] [ 46.513208][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.513367][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.513515][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.513652][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.513848][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.513967][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.514088][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.514208][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.514410][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.514532][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.514664][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.514785][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.514978][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.515099][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.515222][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.515345][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.515480][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.515619][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.515820][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.516020][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.516340][ T12] kthread (kernel/kthread.c:436) [ 46.516495][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.516732][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.516851][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.517046][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.517269][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.517392][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.517516][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.520145][ T12] ------------[ cut here ]------------ | [ 46.520265][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 46.521259][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.521766][ T12] Tainted: [W]=WARN [ 46.521858][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.522007][ T12] Workqueue: netns cleanup_net [ 46.522132][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.522290][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.522783][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.522934][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50200 RCX: 1ff4000000018eed [ 46.523114][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf502bc [ 46.523292][ T12] RBP: ff1100000e8f9000 R08: 1fe22000019ea059 R09: ff11000001aed1d0 [ 46.523522][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 46.523709][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.523888][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 46.524098][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.524247][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.524480][ T12] PKRU: 55555554 [ 46.524576][ T12] Call Trace: [ 46.524671][ T12] [ 46.524740][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.524919][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.525068][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.525189][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.525311][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.525479][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.525608][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.525732][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.525852][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.525972][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.526095][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.526214][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.526335][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.526506][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.526636][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.526760][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.526884][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.527004][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.527128][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.527327][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.527496][ T12] kthread (kernel/kthread.c:436) [ 46.527598][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.527837][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.528027][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.528220][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.528545][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.528745][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.528935][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.547002][ T12] ------------[ cut here ]------------ | [ 46.547310][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.547720][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.548359][ T12] Tainted: [W]=WARN [ 46.548504][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.548743][ T12] Workqueue: netns cleanup_net [ 46.548940][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.549196][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.549709][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.549859][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff4000000018eed [ 46.550042][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 46.550216][ T12] RBP: ff1100000fd11000 R08: 1fe2200001d3d821 R09: ff11000001aed1d0 [ 46.550440][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.550626][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.550806][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.551013][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.551162][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 46.551368][ T12] PKRU: 55555554 [ 46.551459][ T12] Call Trace: [ 46.551561][ T12] [ 46.551626][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.551790][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.551941][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.552059][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.552183][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.552305][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.552432][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.552562][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.552901][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.553023][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.553145][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.553268][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.553389][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.553516][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.553645][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.553767][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.553894][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.554013][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.554136][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.554259][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.554385][ T12] kthread (kernel/kthread.c:436) [ 46.554478][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.554660][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.554867][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.555060][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.555296][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.555495][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.555682][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.558293][ T12] ------------[ cut here ]------------ | [ 46.558444][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.558697][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.559098][ T12] Tainted: [W]=WARN [ 46.559188][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.559338][ T12] Workqueue: netns cleanup_net [ 46.559912][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.560080][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.560527][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.560687][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec200 RCX: 1ff4000000018eed [ 46.560875][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec2bc [ 46.561056][ T12] RBP: ff1100000a39c000 R08: 1fe2200001d3d859 R09: ff11000001aed1d0 [ 46.561237][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.561419][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.561612][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.561822][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.561974][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 46.562154][ T12] PKRU: 55555554 [ 46.562244][ T12] Call Trace: [ 46.562334][ T12] [ 46.562406][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.562571][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.562775][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.562917][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.563046][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.563164][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.563283][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.563418][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.563540][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.563674][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.563798][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.563919][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.564038][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.564160][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.564280][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.564409][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.564543][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.564720][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.564923][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.565125][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.565316][ T12] kthread (kernel/kthread.c:436) [ 46.565459][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.565626][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.565747][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.565877][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.566029][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.566153][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.566275][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.568842][ T12] ------------[ cut here ]------------ | [ 46.569033][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.569288][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.569816][ T12] Tainted: [W]=WARN [ 46.569907][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.570056][ T12] Workqueue: netns cleanup_net [ 46.570183][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.570343][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.570888][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.571041][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ece40 RCX: 1ff4000000018eed [ 46.571225][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecefc [ 46.571458][ T12] RBP: ff1100000fc19000 R08: 1fe2200001d3d9e1 R09: ff11000001aed1d0 [ 46.571649][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.571828][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.572010][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.572219][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.572418][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 46.572622][ T12] PKRU: 55555554 [ 46.572749][ T12] Call Trace: [ 46.572840][ T12] [ 46.572904][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.573058][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.573210][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.573331][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.573504][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.573637][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.573759][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.573884][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.574008][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.574127][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.574251][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.574422][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.574544][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.574677][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.574797][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.574923][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.575049][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.575169][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.575295][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.575468][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.575598][ T12] kthread (kernel/kthread.c:436) [ 46.575689][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.575840][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.575961][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.576081][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.576229][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.576399][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.576520][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.579356][ T12] ------------[ cut here ]------------ | [ 46.579541][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.579857][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.580396][ T12] Tainted: [W]=WARN [ 46.580539][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.580761][ T12] Workqueue: netns cleanup_net [ 46.580975][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.581199][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.581803][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.582053][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed8c0 RCX: 1ff4000000018eed [ 46.582302][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed97c [ 46.582639][ T12] RBP: ff1100000fb44000 R08: 1fe2200001d3db31 R09: ff11000001aed1d0 [ 46.582921][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 46.583202][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.583480][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.583778][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.583997][ T12] CR2: 00007ffd8771beb8 CR3: 00000000093bf006 CR4: 0000000000771ef0 [ 46.584233][ T12] PKRU: 55555554 [ 46.584396][ T12] Call Trace: [ 46.584544][ T12] [ 46.584675][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.584894][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.585102][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.585287][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.585480][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.585673][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.585852][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.586032][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.586214][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.586402][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.586592][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.586776][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.586953][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.587131][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.587307][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.587498][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.587711][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.587888][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.588069][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.588251][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.588449][ T12] kthread (kernel/kthread.c:436) [ 46.588605][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.588816][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.588997][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.589175][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.589396][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.589582][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.589773][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.592416][ T12] ------------[ cut here ]------------ | [ 46.592598][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.592910][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.593440][ T12] Tainted: [W]=WARN [ 46.593598][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.593821][ T12] Workqueue: netns cleanup_net [ 46.594003][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.594217][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.594748][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.594979][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed540 RCX: 1ff4000000018eed [ 46.595324][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed5fc [ 46.595696][ T12] RBP: ff11000008d99000 R08: 1fe2200001d3dac1 R09: ff11000001aed1d0 [ 46.596033][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 46.596385][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.596734][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.597133][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.597446][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.597792][ T12] PKRU: 55555554 [ 46.597990][ T12] Call Trace: [ 46.598186][ T12] [ 46.598342][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.598674][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.598970][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.599219][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.599487][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.599743][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.599994][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.600245][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.600515][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.600770][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.601020][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.601267][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.601532][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.601798][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.602049][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.602298][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.602575][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.602823][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.603089][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.603365][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.603632][ T12] kthread (kernel/kthread.c:436) [ 46.603835][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.604132][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.604397][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.604662][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.604968][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.605219][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.605494][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.647637][ T12] ------------[ cut here ]------------ | [ 46.647902][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.648369][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.649169][ T12] Tainted: [W]=WARN [ 46.649398][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.649736][ T12] Workqueue: netns cleanup_net [ 46.650010][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.650319][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.651122][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 46.651457][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec900 RCX: 1ff4000000018eaf [ 46.651844][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec9bc [ 46.652204][ T12] RBP: ff110000103d1000 R08: 1fe2200001d3d939 R09: ff11000001aed1d0 [ 46.652588][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 46.652944][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c99000 [ 46.653303][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.653739][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.654051][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.654427][ T12] PKRU: 55555554 [ 46.654642][ T12] Call Trace: [ 46.654854][ T12] [ 46.655020][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.655288][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.655524][ T12] netif_close_many (net/core/dev.c:1804) [ 46.655806][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.656069][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.656334][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.656627][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.656894][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 46.657213][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 46.657544][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.657831][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.658141][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.658416][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.658689][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 46.659017][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 46.659306][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 46.659613][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 46.659879][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 46.660157][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 46.660443][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 46.660715][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.660969][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.661230][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.661503][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.661765][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.662035][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.662297][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.662583][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.662848][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.663111][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.663395][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.663674][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.663934][ T12] kthread (kernel/kthread.c:436) [ 46.664153][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.664486][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.664759][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.665024][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.665337][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.665628][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.665891][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.669916][ T12] ------------[ cut here ]------------ | [ 46.670167][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.670985][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.671539][ T12] Tainted: [W]=WARN [ 46.671710][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.671922][ T12] Workqueue: netns cleanup_net [ 46.672116][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.672339][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.672897][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 46.673113][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186ac0 RCX: 1ff4000000018eaf [ 46.673379][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186b7c [ 46.673648][ T12] RBP: ff11000008c99000 R08: 1fe2200001430d71 R09: ff11000001aed1d0 [ 46.673901][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 46.674146][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 46.674405][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.674739][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.675086][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.675470][ T12] PKRU: 55555554 [ 46.675674][ T12] Call Trace: [ 46.675826][ T12] [ 46.675989][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.676225][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 46.676473][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.676699][ T12] netif_close_many (net/core/dev.c:1804) [ 46.676955][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.677215][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.677454][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.677664][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.677851][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 46.678070][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 46.678289][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.678488][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.678771][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.678986][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.679167][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 46.679398][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 46.679627][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 46.679816][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 46.680002][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 46.680189][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 46.680390][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 46.680590][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.680780][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.680967][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.681153][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.681334][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.681534][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.681738][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.681928][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.682115][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.682299][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.682502][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.682710][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.682895][ T12] kthread (kernel/kthread.c:436) [ 46.683047][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.683263][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.683462][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.683666][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.683884][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.684067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.684251][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.687432][ T12] ------------[ cut here ]------------ | [ 46.687617][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.687918][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.689117][ T12] Tainted: [W]=WARN [ 46.689337][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.689631][ T12] Workqueue: netns cleanup_net [ 46.689901][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.690167][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.690768][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 46.691056][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d700 RCX: 1ff4000000018ed5 [ 46.691373][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d7bc [ 46.691711][ T12] RBP: ff110000103d1000 R08: 1fe2200001663af9 R09: ff11000001aed1d0 [ 46.692013][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 46.692327][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.692647][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.692968][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.693228][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.693534][ T12] PKRU: 55555554 [ 46.693748][ T12] Call Trace: [ 46.693944][ T12] [ 46.694110][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.694389][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.694691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.694974][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.695201][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 46.695480][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 46.695730][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 46.695958][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 46.696187][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 46.696430][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 46.696672][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.696901][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.697131][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.697375][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.697623][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.697869][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.698099][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.698328][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.698590][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.698823][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.699058][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.699291][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.699535][ T12] kthread (kernel/kthread.c:436) [ 46.699780][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.700038][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.700266][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.700610][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.700947][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.701120][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.701302][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.704303][ T12] ------------[ cut here ]------------ | [ 46.705071][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.705439][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.706078][ T12] Tainted: [W]=WARN [ 46.706274][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.706547][ T12] Workqueue: netns cleanup_net [ 46.706797][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.707067][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.707656][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 46.707917][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31de00 RCX: 1ff4000000018ed5 [ 46.708204][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31debc [ 46.708507][ T12] RBP: ff11000008c99000 R08: 1fe2200001663bd9 R09: ff11000001aed1d0 [ 46.708814][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 46.709102][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.709409][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.709753][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.710013][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.710304][ T12] PKRU: 55555554 [ 46.710513][ T12] Call Trace: [ 46.710727][ T12] [ 46.710896][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.711156][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.711427][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.711670][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.711898][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 46.712286][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 46.712675][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 46.712934][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 46.713165][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 46.713362][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 46.713548][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.713766][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.713949][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.714132][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.714308][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.714499][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.714699][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.714882][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.715065][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.715245][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.715438][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.715641][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.715822][ T12] kthread (kernel/kthread.c:436) [ 46.715970][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.716182][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.716374][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.716563][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.716778][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.716961][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.717142][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.720102][ T12] ------------[ cut here ]------------ | [ 46.720276][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.721062][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.721729][ T12] Tainted: [W]=WARN [ 46.721937][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.722200][ T12] Workqueue: netns cleanup_net [ 46.722453][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.722760][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.723311][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 46.723598][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eedbc40 RCX: 1ff4000000018ed5 [ 46.723888][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedbcfc [ 46.724175][ T12] RBP: ff11000005e74000 R08: 1fe2200001ddb7a1 R09: ff11000001aed1d0 [ 46.724481][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 46.724789][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.725077][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.725423][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.725708][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.725996][ T12] PKRU: 55555554 [ 46.726189][ T12] Call Trace: [ 46.726397][ T12] [ 46.726629][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.726931][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.727190][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.727432][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.727678][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 46.727947][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 46.728178][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 46.728493][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 46.728729][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 46.728908][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 46.729091][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.729271][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.729470][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.729673][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.729851][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.730035][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.730222][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.730420][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.730618][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.730801][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.730987][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.731173][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.731367][ T12] kthread (kernel/kthread.c:436) [ 46.731519][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.731749][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.731929][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.732124][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.732335][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.732534][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.732734][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.775993][ T1067] ------------[ cut here ]------------ | [ 46.776238][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1067 | [ 46.776690][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 46.777381][ T1067] Tainted: [W]=WARN [ 46.777552][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.777833][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.778112][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.778898][ T1067] RSP: 0018:ffa0000000e0fa80 EFLAGS: 00010286 [ 46.779172][ T1067] RAX: 00000000ffffffa6 RBX: ff11000010783000 RCX: 1ff40000001c1f16 [ 46.779506][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107830bc [ 46.779837][ T1067] RBP: ff11000008479000 R08: 1fe22000020f0619 R09: ff11000009850b80 [ 46.780158][ T1067] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 46.780488][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008479000 [ 46.780822][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 46.781211][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.781496][ T1067] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 46.781828][ T1067] PKRU: 55555554 [ 46.781990][ T1067] Call Trace: [ 46.782153][ T1067] [ 46.782270][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.782503][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 46.782730][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.782902][ T1067] register_netdevice (net/core/dev.c:11488) [ 46.783127][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 46.783408][ T1067] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 46.783632][ T1067] register_netdev (net/core/dev.c:11552) [ 46.783848][ T1067] loopback_net_init (drivers/net/loopback.c:218) [ 46.784069][ T1067] ops_init (net/core/net_namespace.c:137) [ 46.784238][ T1067] setup_net (net/core/net_namespace.c:446) [ 46.784404][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 46.784613][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 46.784832][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 46.785056][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 46.785279][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 46.785515][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 46.785740][ T1067] ksys_unshare (kernel/fork.c:3243) [ 46.785962][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 46.786185][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 46.786413][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 46.786636][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 46.786858][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 46.787077][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 46.787295][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 46.787521][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 46.787744][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 46.787941][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 46.788114][ T1067] RIP: 0033:0x7fb39f3efbcb [ 46.788261][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 46.788783][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 46.788993][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 46.789201][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 46.789416][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 46.789632][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 46.789839][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 46.791667][ T12] ------------[ cut here ]------------ | [ 46.791850][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.792160][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.792732][ T12] Tainted: [W]=WARN [ 46.792883][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.793096][ T12] Workqueue: netns cleanup_net [ 46.793284][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.793527][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.794059][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 46.794296][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782c80 RCX: 1ff4000000018ec7 [ 46.794565][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782d3c [ 46.794822][ T12] RBP: ff1100000925c000 R08: 1fe22000020f05a9 R09: ff11000001aed1d0 [ 46.795065][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 46.795307][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 46.795570][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.795889][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.796107][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.796368][ T12] PKRU: 55555554 [ 46.796518][ T12] Call Trace: [ 46.796683][ T12] [ 46.796803][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.796988][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.797140][ T12] netif_close_many (net/core/dev.c:1804) [ 46.797324][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.797524][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 46.797762][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 46.797978][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 46.798161][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.798390][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.798584][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.798780][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.798963][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.799153][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.799339][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.799542][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.799744][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.799927][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.800113][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.800300][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.800496][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.800704][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.800887][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.801072][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.801264][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.801460][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.801667][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.801862][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.802046][ T12] kthread (kernel/kthread.c:436) [ 46.802196][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.802427][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.802634][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.802820][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.803037][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.803220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.803419][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.805802][ T12] ------------[ cut here ]------------ | [ 46.805982][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.806293][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.807145][ T12] Tainted: [W]=WARN [ 46.807297][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.807529][ T12] Workqueue: netns cleanup_net [ 46.807740][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.807965][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.808502][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 46.808739][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782040 RCX: 1ff4000000018e80 [ 46.808989][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107820fc [ 46.809238][ T12] RBP: ff1100000fa0c000 R08: 1fe22000020f0421 R09: ff11000001aed1d0 [ 46.809507][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 46.809776][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 46.810029][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.810310][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.810546][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.810815][ T12] PKRU: 55555554 [ 46.810969][ T12] Call Trace: [ 46.811122][ T12] [ 46.811242][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 46.811448][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 46.811618][ T12] netif_close_many (net/core/dev.c:1804) [ 46.811818][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.812005][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.812193][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 46.812398][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 46.812603][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 46.812791][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 46.812977][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 46.813170][ T12] notifier_call_chain (kernel/notifier.c:85) [ 46.813375][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 46.813573][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 46.813772][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 46.813994][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 46.814214][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 46.814420][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.814665][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.814853][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.815040][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.815228][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.815428][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.815635][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.815829][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.816019][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.816209][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.816411][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.816611][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.816797][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.816985][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.817171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.817373][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.817573][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.817775][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.817966][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.818157][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.818342][ T12] kthread (kernel/kthread.c:436) [ 46.818511][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.818749][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.818936][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.819128][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.819361][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.819550][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.819762][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.822822][ T12] ------------[ cut here ]------------ | [ 46.822997][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 46.823291][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.824374][ T12] Tainted: [W]=WARN [ 46.824594][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.824851][ T12] Workqueue: netns cleanup_net [ 46.825087][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.825368][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.825925][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.826181][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c1783c0 RCX: 1ff4000000018eed [ 46.826478][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17847c [ 46.826777][ T12] RBP: ff11000012901000 R08: 1fe220000182f091 R09: ff11000001aed1d0 [ 46.827061][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 46.827399][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.827715][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 46.828030][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.828289][ T12] CR2: 00007ffd8771beb8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 46.828603][ T12] PKRU: 55555554 [ 46.828805][ T12] Call Trace: [ 46.829000][ T12] [ 46.829166][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.829440][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.829675][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.829852][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.830035][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.830211][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.830403][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.830594][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.830779][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.830954][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.831134][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.831315][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.831502][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.831698][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.831874][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.832052][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.832231][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.832423][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.832617][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.832803][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.832987][ T12] kthread (kernel/kthread.c:436) [ 46.833134][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.833340][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.833537][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.833736][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.833943][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.834125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.834302][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.848251][ T12] ------------[ cut here ]------------ | [ 46.848485][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.848901][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.849602][ T12] Tainted: [W]=WARN [ 46.849756][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.850015][ T12] Workqueue: netns cleanup_net [ 46.850224][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.850506][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.851242][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 46.851526][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e3c0 RCX: 1ff4000000018e99 [ 46.851846][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e47c [ 46.852150][ T12] RBP: ff1100000fa0c000 R08: 1fe2200001c43c91 R09: ff11000001aed1d0 [ 46.852469][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.852780][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.853095][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.853467][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.853727][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.854033][ T12] PKRU: 55555554 [ 46.854187][ T12] Call Trace: [ 46.854337][ T12] [ 46.854461][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.854733][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.854992][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 46.855196][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 46.855406][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 46.855673][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 46.855882][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 46.856095][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 46.856305][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 46.856527][ T12] notifier_call_chain (kernel/notifier.c:85) [ 46.856743][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 46.856999][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.857250][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.857464][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.857681][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.857881][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.858084][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.858294][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.858538][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.858746][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.858955][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.859163][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.859380][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.859594][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.859796][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.860002][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.860209][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.860421][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.860645][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.860863][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.861068][ T12] kthread (kernel/kthread.c:436) [ 46.861220][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.861487][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.861697][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.861905][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.862160][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.862388][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.862600][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.866170][ T12] ------------[ cut here ]------------ | [ 46.866498][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.866880][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.867537][ T12] Tainted: [W]=WARN [ 46.867691][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.867936][ T12] Workqueue: netns cleanup_net [ 46.868139][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.868402][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.869101][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.869358][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e740 RCX: 1ff4000000018eed [ 46.869658][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e7fc [ 46.869948][ T12] RBP: ff1100000925c000 R08: 1fe2200001c43d01 R09: ff11000001aed1d0 [ 46.870239][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.870540][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.870841][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.871192][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.871444][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.871747][ T12] PKRU: 55555554 [ 46.871899][ T12] Call Trace: [ 46.872047][ T12] [ 46.872152][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.872415][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.872663][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.872860][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.873059][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.873257][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.873467][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.873670][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.873874][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.874070][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.874270][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.874478][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.874672][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.874871][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.875068][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.875268][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.875482][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.875682][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.875883][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.876089][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.876285][ T12] kthread (kernel/kthread.c:436) [ 46.876443][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.876696][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.876886][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.877082][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.877326][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.877532][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.877735][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.881662][ T12] ------------[ cut here ]------------ | [ 46.881892][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.882263][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.882930][ T12] Tainted: [W]=WARN [ 46.883076][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.883317][ T12] Workqueue: netns cleanup_net [ 46.883537][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.883805][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.884529][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.884787][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f380 RCX: 1ff4000000018eed [ 46.885084][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f43c [ 46.885388][ T12] RBP: ff1100000e814000 R08: 1fe2200001c43e89 R09: ff11000001aed1d0 [ 46.885686][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.885978][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.886275][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.886635][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.886882][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.887178][ T12] PKRU: 55555554 [ 46.887324][ T12] Call Trace: [ 46.887479][ T12] [ 46.887588][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.887836][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.888078][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.888277][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.888486][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.888686][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.888884][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.889085][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.889310][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.889515][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.889725][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.889921][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.890118][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.890320][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.890528][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.890733][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.890942][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.891134][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.891339][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.891562][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.891760][ T12] kthread (kernel/kthread.c:436) [ 46.891913][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.892159][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.892372][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.892578][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.892826][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.893025][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.893224][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.897339][ T12] ------------[ cut here ]------------ | [ 46.897549][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.897930][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.898599][ T12] Tainted: [W]=WARN [ 46.898746][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.899028][ T12] Workqueue: netns cleanup_net [ 46.899234][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.899501][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.900205][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.900463][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f540 RCX: 1ff4000000018eed [ 46.900760][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f5fc [ 46.901056][ T12] RBP: ff1100000fd19000 R08: 1fe2200001c43ec1 R09: ff11000001aed1d0 [ 46.901359][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.901659][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.901955][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.902305][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.902569][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.902865][ T12] PKRU: 55555554 [ 46.903013][ T12] Call Trace: [ 46.903159][ T12] [ 46.903263][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.903524][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.903770][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.903968][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.904169][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.904369][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.904574][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.904770][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.904970][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.905165][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.905378][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.905586][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.905809][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.906006][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.906203][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.906412][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.906626][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.906821][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.907026][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.907230][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.907441][ T12] kthread (kernel/kthread.c:436) [ 46.908000][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.908241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.908444][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.908669][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.908914][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.909085][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.909256][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.912543][ T12] ------------[ cut here ]------------ | [ 46.912772][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.913155][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.913822][ T12] Tainted: [W]=WARN [ 46.913974][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.914218][ T12] Workqueue: netns cleanup_net [ 46.914397][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.914565][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.915017][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.915171][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcafc40 RCX: 1ff4000000018eed [ 46.915360][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcafcfc [ 46.915546][ T12] RBP: ff1100000d8bc000 R08: 1fe2200001795fa1 R09: ff11000001aed1d0 [ 46.915747][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.915926][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.916114][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.916328][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.916486][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.916735][ T12] PKRU: 55555554 [ 46.916880][ T12] Call Trace: [ 46.917024][ T12] [ 46.917129][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.917390][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.917639][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.917835][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.918031][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.918229][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.918432][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.918631][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.918757][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.918879][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.919009][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.919132][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.919255][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.919392][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.919514][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.919647][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.919773][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.919894][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.920021][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.920147][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.920292][ T12] kthread (kernel/kthread.c:436) [ 46.920389][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.920542][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.920675][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.920798][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.920952][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.921075][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.921199][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.924141][ T12] ------------[ cut here ]------------ | [ 46.924276][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.924625][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.925114][ T12] Tainted: [W]=WARN [ 46.925207][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.925371][ T12] Workqueue: netns cleanup_net [ 46.925503][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.925755][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.926461][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.926716][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae740 RCX: 1ff4000000018eed [ 46.927003][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae7fc [ 46.927427][ T12] RBP: ff11000006191000 R08: 1fe2200001795d01 R09: ff11000001aed1d0 [ 46.927720][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.928008][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.928440][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.928792][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.929168][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.929466][ T12] PKRU: 55555554 [ 46.929619][ T12] Call Trace: [ 46.929767][ T12] [ 46.929870][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.930251][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.930500][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.930699][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.931031][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.931224][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.931425][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.931632][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.931961][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.932148][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.932341][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.932583][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.932913][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.933104][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.933297][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.933509][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.933843][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.934035][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.934236][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.934441][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.934765][ T12] kthread (kernel/kthread.c:436) [ 46.934906][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.935164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.935366][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.935685][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.935918][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.936104][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.936291][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.941327][ T12] ------------[ cut here ]------------ | [ 46.941594][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.941978][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.942769][ T12] Tainted: [W]=WARN [ 46.942916][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.943288][ T12] Workqueue: netns cleanup_net [ 46.943493][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.943745][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.944622][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.944895][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcaf700 RCX: 1ff4000000018eed [ 46.945365][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf7bc [ 46.945666][ T12] RBP: ff1100000efb4000 R08: 1fe2200001795ef9 R09: ff11000001aed1d0 [ 46.946101][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.946402][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.946696][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.947197][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.947461][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.947758][ T12] PKRU: 55555554 [ 46.948029][ T12] Call Trace: [ 46.948167][ T12] [ 46.948269][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.948536][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.948906][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.949104][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.949298][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.949502][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.949841][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.950039][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.950236][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.950442][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.950780][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.951003][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.951199][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.951412][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.951739][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.951933][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.952133][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.952328][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.952671][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.952864][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.953078][ T12] kthread (kernel/kthread.c:436) [ 46.953246][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.953685][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.953885][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.954084][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.954325][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.954529][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.954750][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.962231][ T12] ------------[ cut here ]------------ | [ 46.962482][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 46.962923][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.963603][ T12] Tainted: [W]=WARN [ 46.963758][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.964000][ T12] Workqueue: netns cleanup_net [ 46.964226][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.964523][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.965270][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.965540][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000018eed [ 46.965834][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 46.966127][ T12] RBP: ff11000009b84000 R08: 1fe2200001f45021 R09: ff11000001aed1d0 [ 46.966426][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 46.966719][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.967006][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 46.967355][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.967626][ T12] CR2: 000055f6c1398ed8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 46.968086][ T12] PKRU: 55555554 [ 46.968264][ T12] Call Trace: [ 46.968722][ T12] [ 46.968849][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.969109][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.969622][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.969834][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.970028][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.970227][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.970722][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.970928][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.971130][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.971320][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.971667][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.971888][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.972079][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.972272][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.972633][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.972863][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.973067][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.973260][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.973618][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.973822][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.974012][ T12] kthread (kernel/kthread.c:436) [ 46.974157][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.974527][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.974722][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.974918][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.975162][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.975497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.975724][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.979307][ T12] ------------[ cut here ]------------ | [ 46.979539][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 46.979930][ T12] Modules linked in: ip6_gre ip_gre gre | [ 46.980623][ T12] Tainted: [W]=WARN [ 46.980773][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.981017][ T12] Workqueue: netns cleanup_net [ 46.981221][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 46.981506][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 46.982224][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 46.982486][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29a80 RCX: 1ff4000000018eed [ 46.982787][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29b3c [ 46.983078][ T12] RBP: ff1100000daec000 R08: 1fe2200001f45369 R09: ff11000001aed1d0 [ 46.983381][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 46.983682][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 46.983989][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 46.984328][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.984593][ T12] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 46.984901][ T12] PKRU: 55555554 [ 46.985046][ T12] Call Trace: [ 46.985192][ T12] [ 46.985293][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 46.985561][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 46.985803][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 46.986000][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 46.986222][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.986425][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 46.986624][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.986813][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 46.987007][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 46.987198][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 46.987404][ T12] cleanup_net (net/core/net_namespace.c:702) [ 46.987604][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 46.987796][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 46.987995][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 46.988189][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 46.988395][ T12] process_one_work (kernel/workqueue.c:3314) [ 46.988603][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 46.988794][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 46.989000][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 46.989205][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 46.989415][ T12] kthread (kernel/kthread.c:436) [ 46.989574][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.989816][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.990014][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.990212][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 46.990475][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.990674][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 46.990873][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 47.003719][ T12] ------------[ cut here ]------------ | [ 47.003952][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 47.004339][ T12] Modules linked in: ip6_gre ip_gre gre | [ 47.005031][ T12] Tainted: [W]=WARN [ 47.005178][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.005458][ T12] Workqueue: netns cleanup_net [ 47.005668][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.005924][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.006631][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 47.006878][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff8c0 RCX: 1ff4000000018eed [ 47.007167][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff97c [ 47.007464][ T12] RBP: ff1100000fe29000 R08: 1fe220000051ff31 R09: ff11000001aed1d0 [ 47.007774][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 47.008059][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 47.008360][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 47.008707][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.008948][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 47.009241][ T12] PKRU: 55555554 [ 47.009394][ T12] Call Trace: [ 47.009542][ T12] [ 47.009650][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 47.009902][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 47.010144][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 47.010341][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 47.010551][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 47.010754][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 47.010951][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 47.011155][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 47.011363][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 47.011566][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.011765][ T12] cleanup_net (net/core/net_namespace.c:702) [ 47.011959][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 47.012155][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 47.012364][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 47.012563][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.012759][ T12] process_one_work (kernel/workqueue.c:3314) [ 47.012962][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 47.013157][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.013373][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 47.013585][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 47.013783][ T12] kthread (kernel/kthread.c:436) [ 47.013930][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.014174][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 47.014373][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 47.014575][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 47.014817][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 47.015014][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 47.015211][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 47.024029][ T1067] ------------[ cut here ]------------ | [ 47.024289][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1067 | [ 47.024742][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.025418][ T1067] Tainted: [W]=WARN [ 47.025593][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.025882][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.026173][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.026975][ T1067] RSP: 0018:ffa0000000e0f918 EFLAGS: 00010286 [ 47.027248][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000c985c40 RCX: 1ff40000001c1ee9 [ 47.027585][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985cfc [ 47.027907][ T1067] RBP: ff1100000f851000 R08: 1fe2200001930ba1 R09: ff11000009850b80 [ 47.028233][ T1067] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.028577][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f851000 [ 47.028917][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.029305][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.029599][ T1067] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 47.029945][ T1067] PKRU: 55555554 [ 47.030105][ T1067] Call Trace: [ 47.030262][ T1067] [ 47.030380][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.030609][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.030832][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.031001][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.031223][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.031507][ T1067] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.031738][ T1067] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.031963][ T1067] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.032201][ T1067] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.032432][ T1067] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.032664][ T1067] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.032886][ T1067] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.033106][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.033268][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.033445][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.033670][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.033885][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.034104][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.034321][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.034571][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.034788][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.035002][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.035227][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.035457][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.035692][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.035917][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.036131][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.036355][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.036579][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.036798][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.037019][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.037320][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.037565][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.038360][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.038708][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.039038][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.039371][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.039713][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.040034][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.046973][ T1067] ------------[ cut here ]------------ | [ 47.047206][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1067 | [ 47.047696][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.048373][ T1067] Tainted: [W]=WARN [ 47.048541][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.048824][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.049112][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.049933][ T1067] RSP: 0018:ffa0000000e0f8f8 EFLAGS: 00010286 [ 47.050216][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000aabce40 RCX: 1ff40000001c1ee5 [ 47.050568][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabcefc [ 47.050897][ T1067] RBP: ff1100000a851000 R08: 1fe22000015579e1 R09: ff11000009850b80 [ 47.051269][ T1067] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.051618][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a851000 [ 47.051950][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.052332][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.052623][ T1067] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 47.052956][ T1067] PKRU: 55555554 [ 47.053121][ T1067] Call Trace: [ 47.053286][ T1067] [ 47.053416][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.053649][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.053872][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.054044][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.054275][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.054567][ T1067] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.054794][ T1067] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.055017][ T1067] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.055244][ T1067] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.055480][ T1067] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.055705][ T1067] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.055925][ T1067] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 47.056160][ T1067] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 47.056399][ T1067] vti_init_net (net/ipv4/ip_vti.c:517) [ 47.056630][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.056805][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.056972][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.057190][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.057419][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.057680][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.057905][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.058135][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.058368][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.058596][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.058809][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.059019][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.059240][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.059471][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.059706][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.059927][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.060142][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.060365][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.060591][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.060864][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.061094][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.061919][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.062252][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.062597][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.062930][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.063262][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.063608][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.071119][ T1067] ------------[ cut here ]------------ | [ 47.071372][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1067 | [ 47.071803][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.072480][ T1067] Tainted: [W]=WARN [ 47.072648][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.072932][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.073212][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.074006][ T1067] RSP: 0018:ffa0000000e0fa78 EFLAGS: 00010286 [ 47.074283][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000bde18c0 RCX: 1ff40000001c1f15 [ 47.074632][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde197c [ 47.074963][ T1067] RBP: ff1100000e844000 R08: 1fe22000017bc331 R09: ff11000009850b80 [ 47.075290][ T1067] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.075630][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e844000 [ 47.075960][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.076355][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.076633][ T1067] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 47.076966][ T1067] PKRU: 55555554 [ 47.077129][ T1067] Call Trace: [ 47.077292][ T1067] [ 47.077416][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.077647][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.077865][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.078029][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.078256][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.078537][ T1067] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.078769][ T1067] register_netdev (net/core/dev.c:11552) [ 47.078987][ T1067] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 47.079210][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.079387][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.079564][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.079783][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.080007][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.080231][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.080463][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.080688][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.080907][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.081119][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.081339][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.081578][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.081799][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.082023][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.082241][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.082862][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.083089][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.083308][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.083542][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.083823][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.084053][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.084845][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.085178][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.085519][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.085847][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.086174][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.086516][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.100267][ T1067] ------------[ cut here ]------------ | [ 47.100534][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1067 | [ 47.100984][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.101681][ T1067] Tainted: [W]=WARN [ 47.101844][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.102116][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.102407][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.103174][ T1067] RSP: 0018:ffa0000000e0fa68 EFLAGS: 00010286 [ 47.103479][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000c984ac0 RCX: 1ff40000001c1f13 [ 47.103815][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984b7c [ 47.104143][ T1067] RBP: ff11000012911000 R08: 1fe2200001930971 R09: ff11000009850b80 [ 47.104478][ T1067] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.104810][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012911000 [ 47.105133][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.105531][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.105832][ T1067] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 47.106167][ T1067] PKRU: 55555554 [ 47.106330][ T1067] Call Trace: [ 47.106503][ T1067] [ 47.106623][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.106838][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.107055][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.107228][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.107478][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.107763][ T1067] register_netdev (net/core/dev.c:11552) [ 47.107981][ T1067] sit_init_net (net/ipv6/sit.c:1860) [ 47.108201][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.108376][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.108545][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.108768][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.108989][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.109213][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.109443][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.109677][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.109893][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.110108][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.110328][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.110562][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.110781][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.111003][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.111224][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.111454][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.111672][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.111886][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.112103][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.112384][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.112622][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.113399][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.113732][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.114049][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.114372][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.114701][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.115018][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.118284][ T12] ------------[ cut here ]------------ | [ 47.118510][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 47.118899][ T12] Modules linked in: ip6_gre ip_gre gre | [ 47.119573][ T12] Tainted: [W]=WARN [ 47.119722][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.119964][ T12] Workqueue: netns cleanup_net [ 47.120168][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.120432][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.121175][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 47.121434][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f380 RCX: 1ff4000000018ed5 [ 47.121735][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f43c [ 47.122025][ T12] RBP: ff1100000a2c9000 R08: 1fe22000016e9e89 R09: ff11000001aed1d0 [ 47.122314][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 47.122619][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 47.122910][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 47.123254][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.123511][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 47.123809][ T12] PKRU: 55555554 [ 47.123949][ T12] Call Trace: [ 47.124095][ T12] [ 47.124198][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 47.124461][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 47.124714][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 47.124915][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 47.125113][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.125310][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 47.125515][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 47.125722][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 47.125923][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 47.126115][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.126318][ T12] cleanup_net (net/core/net_namespace.c:702) [ 47.126524][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 47.126724][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 47.126921][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 47.127115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.127315][ T12] process_one_work (kernel/workqueue.c:3314) [ 47.127529][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 47.127729][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.127935][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 47.128139][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 47.128336][ T12] kthread (kernel/kthread.c:436) [ 47.128497][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.128746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 47.128944][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 47.129144][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 47.129399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 47.129602][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 47.129794][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 47.138497][ T1067] ------------[ cut here ]------------ | [ 47.138728][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1067 | [ 47.139057][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.139755][ T1067] Tainted: [W]=WARN [ 47.139951][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.140223][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.140497][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.141276][ T1067] RSP: 0018:ffa0000000e0fa78 EFLAGS: 00010286 [ 47.141569][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000ee70200 RCX: 1ff40000001c1f15 [ 47.141891][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee702bc [ 47.142215][ T1067] RBP: ff1100000febc000 R08: 1fe2200001dce059 R09: ff11000009850b80 [ 47.142554][ T1067] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.142881][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000febc000 [ 47.143203][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.143597][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.143863][ T1067] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 47.144191][ T1067] PKRU: 55555554 [ 47.144363][ T1067] Call Trace: [ 47.144526][ T1067] [ 47.144639][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.144855][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.145073][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.145240][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.145472][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.145740][ T1067] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.145951][ T1067] register_netdev (net/core/dev.c:11552) [ 47.146161][ T1067] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 47.146388][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.146564][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.146731][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.146946][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.147167][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.147396][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.147624][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.147846][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.148063][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.148276][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.148503][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.148718][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.148934][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.149152][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.149373][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.149600][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.149816][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.150031][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.150245][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.150520][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.150754][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.151539][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.151873][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.152198][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.152532][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.152842][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.153167][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.160045][ T1067] ------------[ cut here ]------------ | [ 47.160278][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1067 | [ 47.160718][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.161377][ T1067] Tainted: [W]=WARN [ 47.161543][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.161828][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.162114][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.162901][ T1067] RSP: 0018:ffa0000000e0f918 EFLAGS: 00010286 [ 47.163177][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000ee70e40 RCX: 1ff40000001c1ee9 [ 47.163512][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee70efc [ 47.163839][ T1067] RBP: ff1100000ec24000 R08: 1fe2200001dce1e1 R09: ff11000009850b80 [ 47.164162][ T1067] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.164490][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec24000 [ 47.164830][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.165209][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.165489][ T1067] CR2: 00007fb39f32ec20 CR3: 0000000008d03002 CR4: 0000000000771ef0 [ 47.165816][ T1067] PKRU: 55555554 [ 47.165977][ T1067] Call Trace: [ 47.166137][ T1067] [ 47.166249][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.166476][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.166697][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.166863][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.167081][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.167354][ T1067] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.167580][ T1067] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.167795][ T1067] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.168010][ T1067] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.168229][ T1067] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.168458][ T1067] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.168685][ T1067] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.168900][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.169065][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.169228][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.169454][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.169673][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.169890][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.170106][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.170326][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.170560][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.170775][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.170997][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.171212][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.171438][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.171663][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.171882][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.172095][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.172306][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.172530][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.172755][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.173021][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.173246][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.174018][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.174342][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.174677][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.174994][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.175310][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.175660][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.187222][ T1067] ------------[ cut here ]------------ | [ 47.187527][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1067 | [ 47.188008][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.188641][ T1067] Tainted: [W]=WARN [ 47.188882][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.189196][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.189552][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.190381][ T1067] RSP: 0018:ffa0000000e0f918 EFLAGS: 00010286 [ 47.190713][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000fb28200 RCX: 1ff40000001c1ee9 [ 47.191083][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb282bc [ 47.191474][ T1067] RBP: ff11000008499000 R08: 1fe2200001f65059 R09: ff11000009850b80 [ 47.191860][ T1067] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 47.192234][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008499000 [ 47.192642][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.193077][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.193418][ T1067] CR2: 00007ffd8771beb8 CR3: 0000000008d03001 CR4: 0000000000771ef0 [ 47.193816][ T1067] PKRU: 55555554 [ 47.194040][ T1067] Call Trace: [ 47.194254][ T1067] [ 47.194439][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.194722][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.194986][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.195204][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.195488][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.195821][ T1067] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.196089][ T1067] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.196377][ T1067] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.196654][ T1067] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.196933][ T1067] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.197207][ T1067] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.197495][ T1067] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.197780][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.197995][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.198211][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.198489][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.198763][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.199031][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.199296][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.199589][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.199863][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.200134][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.200419][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.200704][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.200973][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.201248][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.201538][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.201812][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.202081][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.202367][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.202655][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.202986][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.203264][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.204113][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.204505][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.204882][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.205251][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.205646][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.206021][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.215014][ T1067] ------------[ cut here ]------------ | [ 47.215307][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1067 | [ 47.215812][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.216606][ T1067] Tainted: [W]=WARN [ 47.216820][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.217139][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.217490][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.218312][ T1067] RSP: 0018:ffa0000000e0f918 EFLAGS: 00010286 [ 47.218662][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000c69b1c0 RCX: 1ff40000001c1ee9 [ 47.219036][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b27c [ 47.219422][ T1067] RBP: ff1100000b2d9000 R08: 1fe22000018d3651 R09: ff11000009850b80 [ 47.219805][ T1067] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 47.220179][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b2d9000 [ 47.220578][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.221010][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.221334][ T1067] CR2: 00007ffd8771beb8 CR3: 0000000008d03001 CR4: 0000000000771ef0 [ 47.221732][ T1067] PKRU: 55555554 [ 47.221944][ T1067] Call Trace: [ 47.222161][ T1067] [ 47.222329][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.222626][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.222900][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.223123][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.223418][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.223757][ T1067] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.224033][ T1067] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.224308][ T1067] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.224602][ T1067] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.224872][ T1067] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.225145][ T1067] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.225436][ T1067] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.225766][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.225989][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.226209][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.226498][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.226778][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.227046][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.227314][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.227619][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.227893][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.228155][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.228439][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.228718][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.228990][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.229263][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.229734][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.229997][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.230258][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.230542][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.230813][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.231129][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.231420][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.232248][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.232645][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.233023][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.233414][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.233795][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.234166][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.256900][ T1067] ------------[ cut here ]------------ | [ 47.257150][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1067 | [ 47.257646][ T1067] Modules linked in: ip6_gre ip_gre gre | [ 47.258322][ T1067] Tainted: [W]=WARN [ 47.258511][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.258789][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.259071][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.259885][ T1067] RSP: 0018:ffa0000000e0fa70 EFLAGS: 00010286 [ 47.260161][ T1067] RAX: 00000000ffffffa6 RBX: ff1100000e21f8c0 RCX: 1ff40000001c1f14 [ 47.260502][ T1067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f97c [ 47.260883][ T1067] RBP: ff11000009839000 R08: 1fe2200001c43f31 R09: ff11000009850b80 [ 47.261234][ T1067] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 47.261594][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009839000 [ 47.261915][ T1067] FS: 00007fb39f12d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 47.262324][ T1067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.262644][ T1067] CR2: 000055f6c1398ed8 CR3: 0000000008d03003 CR4: 0000000000771ef0 [ 47.262979][ T1067] PKRU: 55555554 [ 47.263144][ T1067] Call Trace: [ 47.263310][ T1067] [ 47.263432][ T1067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.263662][ T1067] ? notifier_call_chain (kernel/notifier.c:85) [ 47.263884][ T1067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.264054][ T1067] register_netdevice (net/core/dev.c:11488) [ 47.264283][ T1067] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.264576][ T1067] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.264800][ T1067] register_netdev (net/core/dev.c:11552) [ 47.265041][ T1067] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 47.265299][ T1067] ops_init (net/core/net_namespace.c:137) [ 47.265504][ T1067] setup_net (net/core/net_namespace.c:446) [ 47.265678][ T1067] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.265891][ T1067] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.266105][ T1067] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.266325][ T1067] copy_net_ns (net/core/net_namespace.c:579) [ 47.266565][ T1067] create_new_namespaces (kernel/nsproxy.c:132) [ 47.266790][ T1067] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.267009][ T1067] ksys_unshare (kernel/fork.c:3243) [ 47.267227][ T1067] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.267455][ T1067] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.267675][ T1067] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.267889][ T1067] ? __ia32_sys_open (fs/open.c:1374) [ 47.268105][ T1067] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.268325][ T1067] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.268550][ T1067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.268763][ T1067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.268975][ T1067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.269218][ T1067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.269535][ T1067] RIP: 0033:0x7fb39f3efbcb [ 47.269779][ T1067] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.270605][ T1067] RSP: 002b:00007ffeb662e088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.270984][ T1067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb39f3efbcb [ 47.271311][ T1067] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.271662][ T1067] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.271986][ T1067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeb66302b0 [ 47.272317][ T1067] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb6630877 | [ 47.347894][ T1068] ------------[ cut here ]------------ | [ 47.348146][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1068 | [ 47.348909][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.349628][ T1068] Tainted: [W]=WARN [ 47.349788][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.350050][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.350362][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.351145][ T1068] RSP: 0018:ffa0000000dcfa80 EFLAGS: 00010286 [ 47.351424][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000bcae200 RCX: 1ff40000001b9f16 [ 47.351757][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae2bc [ 47.352076][ T1068] RBP: ff11000005044000 R08: 1fe2200001795c59 R09: ff1100000ffcae80 [ 47.352402][ T1068] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.352727][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005044000 [ 47.353053][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.353443][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.353725][ T1068] CR2: 00007f847bf5bc20 CR3: 000000000c3ee005 CR4: 0000000000771ef0 [ 47.354048][ T1068] PKRU: 55555554 [ 47.354208][ T1068] Call Trace: [ 47.354377][ T1068] [ 47.354496][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.354728][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.354945][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.355111][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.355326][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.355613][ T1068] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.355829][ T1068] register_netdev (net/core/dev.c:11552) [ 47.356040][ T1068] loopback_net_init (drivers/net/loopback.c:218) [ 47.356254][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.356429][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.356598][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.356806][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.357017][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.357234][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.357466][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.357694][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.357907][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.358119][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.358356][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.358575][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.358802][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.359022][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.359238][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.359466][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.359686][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.359901][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.360114][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.360389][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.360625][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.361410][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.361744][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.362062][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.362392][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.362738][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.363060][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.370630][ T1068] ------------[ cut here ]------------ | [ 47.370859][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1068 | [ 47.371290][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.371984][ T1068] Tainted: [W]=WARN [ 47.372151][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.372429][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.372725][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.373515][ T1068] RSP: 0018:ffa0000000dcf918 EFLAGS: 00010286 [ 47.373801][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000d9071c0 RCX: 1ff40000001b9ee9 [ 47.374125][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90727c [ 47.374461][ T1068] RBP: ff1100000976c000 R08: 1fe2200001b20e51 R09: ff1100000ffcae80 [ 47.374788][ T1068] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.375116][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000976c000 [ 47.375452][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.375835][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.376039][ T1068] CR2: 00007f847bf5bc20 CR3: 000000000c3ee005 CR4: 0000000000771ef0 [ 47.376250][ T1068] PKRU: 55555554 [ 47.376360][ T1068] Call Trace: [ 47.376462][ T1068] [ 47.376535][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.376690][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.376825][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.376928][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.377069][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.377237][ T1068] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.377380][ T1068] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.377521][ T1068] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.377671][ T1068] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.377810][ T1068] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.377947][ T1068] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.378089][ T1068] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.378229][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.378333][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.378446][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.378593][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.378742][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.378958][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.379179][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.379410][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.379631][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.379848][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.380066][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.380281][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.380511][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.380737][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.380950][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.381166][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.381392][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.381622][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.381842][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.382112][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.382339][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.383125][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.383464][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.383787][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.384109][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.384443][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.384773][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.395816][ T1068] ------------[ cut here ]------------ | [ 47.396072][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1068 | [ 47.396516][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.397227][ T1068] Tainted: [W]=WARN [ 47.397429][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.397730][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.398018][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.398855][ T1068] RSP: 0018:ffa0000000dcf8f8 EFLAGS: 00010286 [ 47.399136][ T1068] RAX: 00000000ffffffa6 RBX: ff11000010781700 RCX: 1ff40000001b9ee5 [ 47.399476][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107817bc [ 47.399925][ T1068] RBP: ff1100000ed94000 R08: 1fe22000020f02f9 R09: ff1100000ffcae80 [ 47.400254][ T1068] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 47.400607][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed94000 [ 47.400943][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 47.401323][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.401621][ T1068] CR2: 00007fb39f1fa574 CR3: 000000000c3ee004 CR4: 0000000000771ef0 [ 47.401956][ T1068] PKRU: 55555554 [ 47.402118][ T1068] Call Trace: [ 47.402283][ T1068] [ 47.402409][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.402634][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.402853][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.403020][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.403242][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.403526][ T1068] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.403759][ T1068] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.403981][ T1068] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.404199][ T1068] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.404430][ T1068] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.404658][ T1068] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.404881][ T1068] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 47.405100][ T1068] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 47.405366][ T1068] vti_init_net (net/ipv4/ip_vti.c:517) [ 47.405604][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.405773][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.405942][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.406164][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.406400][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.406633][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.406855][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.407081][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.407312][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.407580][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.407805][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.408023][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.408247][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.408482][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.408705][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.408922][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.409144][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.409371][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.409601][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.409881][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.410111][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.410910][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.411235][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.411578][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.411908][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.412236][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.412577][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.421225][ T1068] ------------[ cut here ]------------ | [ 47.422430][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1068 | [ 47.423012][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.423842][ T1068] Tainted: [W]=WARN [ 47.424030][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.424337][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.424768][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.425699][ T1068] RSP: 0018:ffa0000000dcfa78 EFLAGS: 00010286 [ 47.425984][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000cfbc3c0 RCX: 1ff40000001b9f15 [ 47.426331][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc47c [ 47.426788][ T1068] RBP: ff1100000ece1000 R08: 1fe22000019f7891 R09: ff1100000ffcae80 [ 47.427148][ T1068] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 47.427646][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ece1000 [ 47.428023][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 47.428547][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.428845][ T1068] CR2: 00007fb39f1fa574 CR3: 000000000c3ee004 CR4: 0000000000771ef0 [ 47.429171][ T1068] PKRU: 55555554 [ 47.429332][ T1068] Call Trace: [ 47.429631][ T1068] [ 47.429761][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.429974][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.430211][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.430529][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.430797][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.431066][ T1068] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.431312][ T1068] register_netdev (net/core/dev.c:11552) [ 47.431688][ T1068] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 47.431958][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.432151][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.432318][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.432655][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.432874][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.433093][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.433336][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.433716][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.433960][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.434201][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.434592][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.434846][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.435093][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.435332][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.435685][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.435903][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.436145][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.436378][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.436635][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.436920][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.437152][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.437971][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.438339][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.438712][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.439066][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.439431][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.439784][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.447887][ T1068] ------------[ cut here ]------------ | [ 47.448125][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1068 | [ 47.449516][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.450161][ T1068] Tainted: [W]=WARN [ 47.450473][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.450888][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.451194][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.452106][ T1068] RSP: 0018:ffa0000000dcfa68 EFLAGS: 00010286 [ 47.452501][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000ce32ac0 RCX: 1ff40000001b9f13 [ 47.452838][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32b7c [ 47.453163][ T1068] RBP: ff11000009289000 R08: 1fe22000019c6571 R09: ff1100000ffcae80 [ 47.453634][ T1068] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 47.453967][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009289000 [ 47.454309][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 47.454792][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.454976][ T1068] CR2: 00007fb39f1fa574 CR3: 000000000c3ee004 CR4: 0000000000771ef0 [ 47.455201][ T1068] PKRU: 55555554 [ 47.455313][ T1068] Call Trace: [ 47.455476][ T1068] [ 47.455553][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.455708][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.455843][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.455945][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.456080][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.456250][ T1068] register_netdev (net/core/dev.c:11552) [ 47.456445][ T1068] sit_init_net (net/ipv6/sit.c:1860) [ 47.456656][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.456827][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.456990][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.457241][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.457584][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.457800][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.458016][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.458245][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.458576][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.458803][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.459056][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.459312][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.459699][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.459970][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.460229][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.460608][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.460854][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.461093][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.461461][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.461775][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.461997][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.462941][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.463290][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.463753][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.464120][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.464595][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.464926][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.472597][ T1068] ------------[ cut here ]------------ | [ 47.472862][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1068 | [ 47.473329][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.474132][ T1068] Tainted: [W]=WARN [ 47.474365][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.474699][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.475030][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.475863][ T1068] RSP: 0018:ffa0000000dcfa78 EFLAGS: 00010286 [ 47.476188][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000b62fe00 RCX: 1ff40000001b9f15 [ 47.476594][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62febc [ 47.476964][ T1068] RBP: ff11000012914000 R08: 1fe22000016c5fd9 R09: ff1100000ffcae80 [ 47.477337][ T1068] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 47.477734][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012914000 [ 47.478106][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.478677][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.479107][ T1068] CR2: 00007ffd8771beb8 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 47.479592][ T1068] PKRU: 55555554 [ 47.479819][ T1068] Call Trace: [ 47.480034][ T1068] [ 47.480198][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.480481][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.480768][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.480984][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.481267][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.481612][ T1068] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.481883][ T1068] register_netdev (net/core/dev.c:11552) [ 47.482156][ T1068] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 47.482447][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.482676][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.482897][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.483162][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.483441][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.483712][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.483915][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.484107][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.484301][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.484595][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.484871][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.485144][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.485422][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.485693][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.485958][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.486233][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.486521][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.486763][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.487031][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.487362][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.487644][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.488459][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.488839][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.489214][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.489605][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.489971][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.490371][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.497081][ T1068] ------------[ cut here ]------------ | [ 47.497267][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1068 | [ 47.498125][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.498786][ T1068] Tainted: [W]=WARN [ 47.498995][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.499281][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.499593][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.500189][ T1068] RSP: 0018:ffa0000000dcf918 EFLAGS: 00010286 [ 47.500480][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000577e200 RCX: 1ff40000001b9ee9 [ 47.500807][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000577e2bc [ 47.501113][ T1068] RBP: ff1100000ce9c000 R08: 1fe2200000aefc59 R09: ff1100000ffcae80 [ 47.501433][ T1068] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 47.501758][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ce9c000 [ 47.502071][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.502374][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.502604][ T1068] CR2: 00007ffd8771beb8 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 47.502865][ T1068] PKRU: 55555554 [ 47.503017][ T1068] Call Trace: [ 47.503173][ T1068] [ 47.503297][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.503501][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.503706][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.503862][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.504050][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.504271][ T1068] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.504474][ T1068] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.504683][ T1068] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.504872][ T1068] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.505060][ T1068] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.505249][ T1068] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.505452][ T1068] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.505670][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.505890][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.506114][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.506395][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.506673][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.506945][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.507214][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.507420][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.507615][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.507812][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.507998][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.508182][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.508392][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.508593][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.508787][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.508971][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.509156][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.509359][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.509546][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.509775][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.509965][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.510504][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.510782][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.511033][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.511285][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.511565][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.511828][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.517154][ T1068] ------------[ cut here ]------------ | [ 47.517339][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1068 | [ 47.517681][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.518188][ T1068] Tainted: [W]=WARN [ 47.518343][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.518583][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.518822][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.519996][ T1068] RSP: 0018:ffa0000000dcf918 EFLAGS: 00010286 [ 47.520286][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000ba6ac80 RCX: 1ff40000001b9ee9 [ 47.520631][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba6ad3c [ 47.520941][ T1068] RBP: ff110000058ac000 R08: 1fe220000174d5a9 R09: ff1100000ffcae80 [ 47.521255][ T1068] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 47.521613][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058ac000 [ 47.521920][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.522275][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.522571][ T1068] CR2: 00007ffd8771beb8 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 47.522902][ T1068] PKRU: 55555554 [ 47.523114][ T1068] Call Trace: [ 47.523320][ T1068] [ 47.523510][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.523855][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.524152][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.524377][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.524639][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.524915][ T1068] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.525159][ T1068] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.525414][ T1068] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.525668][ T1068] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.525912][ T1068] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.526153][ T1068] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.526412][ T1068] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.526682][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.526901][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.527063][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.527245][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.527448][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.527653][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.527841][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.528030][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.528225][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.528425][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.528630][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.528819][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.529011][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.529202][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.529406][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.529604][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.529796][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.529982][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.530167][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.530402][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.530608][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.531151][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.531417][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.531682][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.531935][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.532187][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.532452][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.538376][ T1068] ------------[ cut here ]------------ | [ 47.538647][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1068 | [ 47.539115][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.540989][ T1068] Tainted: [W]=WARN [ 47.541307][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.541767][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.542203][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.543165][ T1068] RSP: 0018:ffa0000000dcf918 EFLAGS: 00010286 [ 47.543624][ T1068] RAX: 00000000ffffffa6 RBX: ff110000028ff380 RCX: 1ff40000001b9ee9 [ 47.544106][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff43c [ 47.544616][ T1068] RBP: ff1100000eaa9000 R08: 1fe220000051fe89 R09: ff1100000ffcae80 [ 47.545083][ T1068] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 47.545600][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaa9000 [ 47.546085][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.546652][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.547084][ T1068] CR2: 00007ffd8771beb8 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 47.547597][ T1068] PKRU: 55555554 [ 47.547937][ T1068] Call Trace: [ 47.548257][ T1068] [ 47.548543][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.548927][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.549297][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.549640][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.550016][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.550468][ T1068] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.550869][ T1068] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 47.551242][ T1068] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 47.551632][ T1068] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 47.551919][ T1068] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 47.552195][ T1068] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 47.552495][ T1068] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 47.552785][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.553015][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.553235][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.553524][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.553814][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.554101][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.554395][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.554687][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.554965][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.555238][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.555533][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.555818][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.556096][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.556388][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.556668][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.556944][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.557217][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.557512][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.557794][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.558134][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.558434][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.559267][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.559672][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.560063][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.560466][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.560856][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.561233][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.584168][ T1068] ------------[ cut here ]------------ | [ 47.584535][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1068 | [ 47.585044][ T1068] Modules linked in: ip6_gre ip_gre gre | [ 47.585858][ T1068] Tainted: [W]=WARN [ 47.586083][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.586434][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.586783][ T1068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.587644][ T1068] RSP: 0018:ffa0000000dcfa70 EFLAGS: 00010286 [ 47.587981][ T1068] RAX: 00000000ffffffa6 RBX: ff1100000a212c80 RCX: 1ff40000001b9f14 [ 47.588393][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a212d3c [ 47.588805][ T1068] RBP: ff1100000fac1000 R08: 1fe22000014425a9 R09: ff1100000ffcae80 [ 47.589200][ T1068] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 47.589609][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fac1000 [ 47.590010][ T1068] FS: 00007f847bd5a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.590470][ T1068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.590814][ T1068] CR2: 00007ffd8771beb8 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 47.591204][ T1068] PKRU: 55555554 [ 47.591450][ T1068] Call Trace: [ 47.591678][ T1068] [ 47.591850][ T1068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.592126][ T1068] ? notifier_call_chain (kernel/notifier.c:85) [ 47.592422][ T1068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.592659][ T1068] register_netdevice (net/core/dev.c:11488) [ 47.592942][ T1068] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 47.593279][ T1068] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.593586][ T1068] register_netdev (net/core/dev.c:11552) [ 47.593868][ T1068] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 47.594148][ T1068] ops_init (net/core/net_namespace.c:137) [ 47.594389][ T1068] setup_net (net/core/net_namespace.c:446) [ 47.594624][ T1068] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 47.594896][ T1068] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 47.595176][ T1068] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 47.595471][ T1068] copy_net_ns (net/core/net_namespace.c:579) [ 47.595759][ T1068] create_new_namespaces (kernel/nsproxy.c:132) [ 47.596039][ T1068] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 47.596313][ T1068] ksys_unshare (kernel/fork.c:3243) [ 47.596618][ T1068] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.596894][ T1068] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 47.597170][ T1068] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 47.597468][ T1068] ? __ia32_sys_open (fs/open.c:1374) [ 47.597751][ T1068] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 47.598027][ T1068] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 47.598303][ T1068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.598605][ T1068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.598889][ T1068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.599173][ T1068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.599526][ T1068] RIP: 0033:0x7f847c01cbcb [ 47.599823][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 47.600685][ T1068] RSP: 002b:00007ffc52a4b048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 47.601072][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847c01cbcb [ 47.601472][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 47.601877][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 47.602259][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc52a4d270 [ 47.602670][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc52a4d877 | [ 47.652500][ T1069] ------------[ cut here ]------------ | [ 47.652822][ T1069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1069 | [ 47.653275][ T1069] Modules linked in: ip6_gre ip_gre gre | [ 47.653998][ T1069] Tainted: [W]=WARN [ 47.654171][ T1069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.654467][ T1069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.654767][ T1069] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.655591][ T1069] RSP: 0018:ffa0000000e2ee30 EFLAGS: 00010286 [ 47.655884][ T1069] RAX: 00000000ffffffa6 RBX: ff1100000bcaf000 RCX: 1ff40000001c5d8c [ 47.656224][ T1069] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf0bc [ 47.656581][ T1069] RBP: ff11000009aa4000 R08: 1fe2200001795e19 R09: ff1100000ffcd180 [ 47.656925][ T1069] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.657266][ T1069] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b4d4088 [ 47.657628][ T1069] FS: 00007fa6d9c5e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.658029][ T1069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.658311][ T1069] CR2: 000000000042ebe0 CR3: 000000000ba32001 CR4: 0000000000771ef0 [ 47.658667][ T1069] PKRU: 55555554 [ 47.658836][ T1069] Call Trace: [ 47.659012][ T1069] [ 47.659132][ T1069] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.659373][ T1069] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.659547][ T1069] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 47.659835][ T1069] __dev_notify_flags (net/core/dev.c:9787) [ 47.660062][ T1069] ? netif_change_name (net/core/dev.c:1495) [ 47.660301][ T1069] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 47.660544][ T1069] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 47.660823][ T1069] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 47.661052][ T1069] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 47.661281][ T1069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.661522][ T1069] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 47.661754][ T1069] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 47.661979][ T1069] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.662223][ T1069] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 47.662466][ T1069] veth_newlink (drivers/net/veth.c:1871) [ 47.662753][ T1069] ? veth_poll_controller (drivers/net/veth.c:1470) [ 47.662976][ T1069] ? kasan_save_stack (mm/kasan/common.c:57) [ 47.663202][ T1069] ? kasan_save_track (mm/kasan/common.c:78) [ 47.663437][ T1069] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 47.663703][ T1069] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 47.663930][ T1069] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 47.664164][ T1069] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 47.664401][ T1069] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.664640][ T1069] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 47.664872][ T1069] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 47.665102][ T1069] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 47.665328][ T1069] ? __dev_get_by_name (net/core/dev.c:883) [ 47.665573][ T1069] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 47.665812][ T1069] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 47.666047][ T1069] rtnl_newlink (net/core/rtnetlink.c:4150) [ 47.666275][ T1069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.666513][ T1069] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.666742][ T1069] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.666965][ T1069] ? mark_usage (kernel/locking/lockdep.c:4674) [ 47.667191][ T1069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.667437][ T1069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.667679][ T1069] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.667908][ T1069] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 47.668149][ T1069] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.668387][ T1069] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.668618][ T1069] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.668848][ T1069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.669075][ T1069] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.669304][ T1069] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 47.669548][ T1069] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.669779][ T1069] ? netlink_ack (./include/linux/skbuff.h:2718) [ 47.670013][ T1069] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 47.670248][ T1069] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 47.670491][ T1069] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 47.670729][ T1069] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 47.670958][ T1069] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.671192][ T1069] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 47.671431][ T1069] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.671671][ T1069] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 47.671902][ T1069] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 47.672128][ T1069] ? copy_msghdr_from_user (net/socket.c:2635) [ 47.672364][ T1069] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 47.672653][ T1069] ? move_addr_to_kernel (net/socket.c:258) [ 47.672890][ T1069] ___sys_sendmsg (net/socket.c:2752) [ 47.673118][ T1069] ? copy_msghdr_from_user (net/socket.c:2603) [ 47.673365][ T1069] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.673670][ T1069] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 47.673935][ T1069] __sys_sendmsg (net/socket.c:2784) [ 47.674163][ T1069] ? __sys_sendmsg_sock (net/socket.c:2765) [ 47.674406][ T1069] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 47.674639][ T1069] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.674876][ T1069] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.675106][ T1069] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.675327][ T1069] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.675570][ T1069] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.675852][ T1069] RIP: 0033:0x7fa6d9e9808e [ 47.676092][ T1069] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 47.676923][ T1069] RSP: 002b:00007ffefe8b7a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 47.677267][ T1069] RAX: ffffffffffffffda RBX: 00007ffefe8b81c0 RCX: 00007fa6d9e9808e [ 47.677616][ T1069] RDX: 0000000000000000 RSI: 00007ffefe8b7ac0 RDI: 0000000000000005 [ 47.677873][ T1069] RBP: 00007ffefe8b7a20 R08: 0000000000000000 R09: 0000000000000000 [ 47.678084][ T1069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe1 [ 47.678296][ T1069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefe8b8180 | [ 47.694548][ T1069] ------------[ cut here ]------------ | [ 47.694755][ T1069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1069 | [ 47.695037][ T1069] Modules linked in: ip6_gre ip_gre gre | [ 47.696086][ T1069] Tainted: [W]=WARN [ 47.696262][ T1069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.696504][ T1069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.696706][ T1069] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.697211][ T1069] RSP: 0018:ffa0000000e2f1b0 EFLAGS: 00010286 [ 47.697450][ T1069] RAX: 00000000ffffffa6 RBX: ff1100000d7e3540 RCX: 1ff40000001c5dfc [ 47.697664][ T1069] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e35fc [ 47.697872][ T1069] RBP: ff1100000d6ec000 R08: 1fe2200001afc6c1 R09: ff1100000ffcd180 [ 47.698087][ T1069] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 47.698293][ T1069] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 47.698588][ T1069] FS: 00007fa6d9c5e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 47.698836][ T1069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.699026][ T1069] CR2: 000000000042ebe0 CR3: 000000000ba32001 CR4: 0000000000771ef0 [ 47.699455][ T1069] PKRU: 55555554 [ 47.699566][ T1069] Call Trace: [ 47.699728][ T1069] [ 47.699845][ T1069] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.700065][ T1069] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.700171][ T1069] __dev_notify_flags (net/core/dev.c:9787) [ 47.700316][ T1069] ? netif_change_name (net/core/dev.c:1495) [ 47.700519][ T1069] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 47.700674][ T1069] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 47.700819][ T1069] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 47.700964][ T1069] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 47.701106][ T1069] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 47.701245][ T1069] ? __dev_get_by_name (net/core/dev.c:883) [ 47.701449][ T1069] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 47.701602][ T1069] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 47.701751][ T1069] rtnl_newlink (net/core/rtnetlink.c:4150) [ 47.701892][ T1069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.702030][ T1069] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.702172][ T1069] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.702310][ T1069] ? mark_usage (kernel/locking/lockdep.c:4674) [ 47.702510][ T1069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.702667][ T1069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.702812][ T1069] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.702951][ T1069] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 47.703088][ T1069] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.703226][ T1069] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.703425][ T1069] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.703573][ T1069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.703733][ T1069] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.703874][ T1069] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 47.704017][ T1069] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.704155][ T1069] ? netlink_ack (./include/linux/skbuff.h:2718) [ 47.704299][ T1069] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 47.704505][ T1069] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 47.704657][ T1069] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 47.704984][ T1069] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 47.705123][ T1069] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.705267][ T1069] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 47.705467][ T1069] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.705625][ T1069] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 47.705777][ T1069] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 47.705920][ T1069] ? copy_msghdr_from_user (net/socket.c:2635) [ 47.706061][ T1069] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 47.706234][ T1069] ? move_addr_to_kernel (net/socket.c:258) [ 47.706452][ T1069] ___sys_sendmsg (net/socket.c:2752) [ 47.706600][ T1069] ? copy_msghdr_from_user (net/socket.c:2603) [ 47.706744][ T1069] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.706924][ T1069] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 47.707165][ T1069] __sys_sendmsg (net/socket.c:2784) [ 47.707307][ T1069] ? __sys_sendmsg_sock (net/socket.c:2765) [ 47.707513][ T1069] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 47.707683][ T1069] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.707824][ T1069] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.707967][ T1069] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.708109][ T1069] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.708341][ T1069] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.708583][ T1069] RIP: 0033:0x7fa6d9e9808e [ 47.708731][ T1069] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 47.709232][ T1069] RSP: 002b:00007ffefe8b7a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 47.709615][ T1069] RAX: ffffffffffffffda RBX: 00007ffefe8b81c0 RCX: 00007fa6d9e9808e [ 47.709823][ T1069] RDX: 0000000000000000 RSI: 00007ffefe8b7ac0 RDI: 0000000000000005 [ 47.710035][ T1069] RBP: 00007ffefe8b7a20 R08: 0000000000000000 R09: 0000000000000000 [ 47.710243][ T1069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe1 [ 47.710618][ T1069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefe8b8180 | [ 47.762575][ T1070] ------------[ cut here ]------------ | [ 47.762850][ T1070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1070 | [ 47.763269][ T1070] Modules linked in: ip6_gre ip_gre gre | [ 47.764102][ T1070] Tainted: [W]=WARN [ 47.764330][ T1070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.764571][ T1070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.764919][ T1070] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.765573][ T1070] RSP: 0018:ffa0000000e2f020 EFLAGS: 00010286 [ 47.765814][ T1070] RAX: 00000000ffffffa6 RBX: ff1100000c1798c0 RCX: 1ff40000001c5dca [ 47.766070][ T1070] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17997c [ 47.766325][ T1070] RBP: ff1100000d6ec000 R08: 1fe220000182f331 R09: ff11000004dbae58 [ 47.766606][ T1070] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 47.766867][ T1070] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 47.767129][ T1070] FS: 00007f9522432840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.767434][ T1070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.767679][ T1070] CR2: 00007f95227021a0 CR3: 000000000d977004 CR4: 0000000000771ef0 [ 47.768003][ T1070] PKRU: 55555554 [ 47.768157][ T1070] Call Trace: [ 47.768312][ T1070] [ 47.768447][ T1070] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.768707][ T1070] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.768913][ T1070] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 47.769100][ T1070] __dev_notify_flags (net/core/dev.c:9787) [ 47.769298][ T1070] ? netif_change_name (net/core/dev.c:1495) [ 47.769503][ T1070] ? __dev_change_flags (net/core/dev.c:9752) [ 47.769769][ T1070] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 47.769956][ T1070] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.770145][ T1070] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 47.770337][ T1070] netif_change_flags (net/core/dev.c:9820) [ 47.770545][ T1070] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 47.770751][ T1070] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 47.770948][ T1070] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 47.771140][ T1070] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 47.771378][ T1070] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 47.771579][ T1070] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.771784][ T1070] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 47.771972][ T1070] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 47.772163][ T1070] ? __kernel_text_address (kernel/extable.c:79) [ 47.772372][ T1070] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.772574][ T1070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.772777][ T1070] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 47.772971][ T1070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.773160][ T1070] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 47.773362][ T1070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.773550][ T1070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.773764][ T1070] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 47.773957][ T1070] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 47.774144][ T1070] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 47.774332][ T1070] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 47.774542][ T1070] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 47.774750][ T1070] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 47.774941][ T1070] rtnl_newlink (net/core/rtnetlink.c:4150) [ 47.775135][ T1070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.775326][ T1070] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.775533][ T1070] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.775741][ T1070] ? mark_usage (kernel/locking/lockdep.c:4674) [ 47.775930][ T1070] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.776121][ T1070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.776307][ T1070] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.776508][ T1070] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.776719][ T1070] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.776913][ T1070] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.777101][ T1070] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 47.777289][ T1070] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.777494][ T1070] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.777704][ T1070] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.777897][ T1070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.778085][ T1070] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.778277][ T1070] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 47.778479][ T1070] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.778718][ T1070] ? netlink_ack (./include/linux/skbuff.h:2718) [ 47.778932][ T1070] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 47.779122][ T1070] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 47.779317][ T1070] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 47.779526][ T1070] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 47.779735][ T1070] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.779926][ T1070] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 47.780117][ T1070] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.780306][ T1070] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 47.780508][ T1070] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 47.780714][ T1070] ? copy_msghdr_from_user (net/socket.c:2635) [ 47.780902][ T1070] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 47.781122][ T1070] ? move_addr_to_kernel (net/socket.c:258) [ 47.781314][ T1070] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 47.781520][ T1070] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.781727][ T1070] ___sys_sendmsg (net/socket.c:2752) [ 47.781919][ T1070] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 47.782141][ T1070] ? copy_msghdr_from_user (net/socket.c:2603) [ 47.782342][ T1070] __sys_sendmsg (net/socket.c:2784) [ 47.782551][ T1070] ? __sys_sendmsg_sock (net/socket.c:2765) [ 47.782754][ T1070] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 47.782982][ T1070] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 47.783171][ T1070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.783378][ T1070] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.783581][ T1070] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.783782][ T1070] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.783973][ T1070] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.784196][ T1070] RIP: 0033:0x7f952266c08e [ 47.784403][ T1070] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 47.784959][ T1070] RSP: 002b:00007ffd8f244560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 47.785216][ T1070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f952266c08e [ 47.785486][ T1070] RDX: 0000000000000000 RSI: 00007ffd8f244610 RDI: 0000000000000005 [ 47.785755][ T1070] RBP: 00007ffd8f244570 R08: 0000000000000000 R09: 0000000000000000 [ 47.786010][ T1070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe1 [ 47.786265][ T1070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8f244ce0 | [ 47.840279][ T1071] ------------[ cut here ]------------ | [ 47.840525][ T1071] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1071 | [ 47.840947][ T1071] Modules linked in: ip6_gre ip_gre gre | [ 47.842123][ T1071] Tainted: [W]=WARN [ 47.842291][ T1071] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.842691][ T1071] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.843004][ T1071] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.843771][ T1071] RSP: 0018:ffa0000000c7f020 EFLAGS: 00010286 [ 47.844038][ T1071] RAX: 00000000ffffffa6 RBX: ff1100000cfbce40 RCX: 1ff400000018fdca [ 47.844358][ T1071] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbcefc [ 47.844682][ T1071] RBP: ff11000009aa4000 R08: 1fe22000019f79e1 R09: ff11000004db8b58 [ 47.845007][ T1071] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 47.845326][ T1071] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 47.845664][ T1071] FS: 00007f65ce3c2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 47.846041][ T1071] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.846298][ T1071] CR2: 00007f65ce6921a0 CR3: 000000000c11f005 CR4: 0000000000771ef0 [ 47.846628][ T1071] PKRU: 55555554 [ 47.846785][ T1071] Call Trace: [ 47.846940][ T1071] [ 47.847052][ T1071] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.847265][ T1071] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.847437][ T1071] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 47.847656][ T1071] __dev_notify_flags (net/core/dev.c:9787) [ 47.847864][ T1071] ? netif_change_name (net/core/dev.c:1495) [ 47.848078][ T1071] ? __dev_change_flags (net/core/dev.c:9752) [ 47.848286][ T1071] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 47.848510][ T1071] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.848731][ T1071] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 47.848946][ T1071] netif_change_flags (net/core/dev.c:9820) [ 47.849153][ T1071] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 47.849371][ T1071] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 47.849591][ T1071] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 47.849809][ T1071] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 47.850077][ T1071] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 47.850291][ T1071] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.850515][ T1071] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 47.850735][ T1071] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 47.850946][ T1071] ? __kernel_text_address (kernel/extable.c:79) [ 47.851161][ T1071] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.851387][ T1071] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.851607][ T1071] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 47.851821][ T1071] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.852027][ T1071] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 47.852240][ T1071] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.852458][ T1071] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.852680][ T1071] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 47.852898][ T1071] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 47.853110][ T1071] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 47.853319][ T1071] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 47.853545][ T1071] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 47.853765][ T1071] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 47.853982][ T1071] rtnl_newlink (net/core/rtnetlink.c:4150) [ 47.854198][ T1071] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.854426][ T1071] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.854642][ T1071] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.854852][ T1071] ? mark_usage (kernel/locking/lockdep.c:4674) [ 47.855068][ T1071] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.855283][ T1071] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.855505][ T1071] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.855720][ T1071] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.855934][ T1071] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.856160][ T1071] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 47.856385][ T1071] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 47.856602][ T1071] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.856813][ T1071] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.857019][ T1071] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.857239][ T1071] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.857464][ T1071] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.857686][ T1071] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 47.857898][ T1071] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.858112][ T1071] ? netlink_ack (./include/linux/skbuff.h:2718) [ 47.858333][ T1071] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 47.858556][ T1071] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 47.858783][ T1071] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 47.859000][ T1071] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 47.859208][ T1071] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.859441][ T1071] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 47.859659][ T1071] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.859877][ T1071] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 47.860095][ T1071] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 47.860308][ T1071] ? copy_msghdr_from_user (net/socket.c:2635) [ 47.860527][ T1071] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 47.860801][ T1071] ? move_addr_to_kernel (net/socket.c:258) [ 47.861009][ T1071] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 47.861220][ T1071] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 47.861445][ T1071] ___sys_sendmsg (net/socket.c:2752) [ 47.861665][ T1071] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 47.861932][ T1071] ? copy_msghdr_from_user (net/socket.c:2603) [ 47.862164][ T1071] __sys_sendmsg (net/socket.c:2784) [ 47.862387][ T1071] ? __sys_sendmsg_sock (net/socket.c:2765) [ 47.862607][ T1071] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 47.862870][ T1071] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 47.863079][ T1071] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.863293][ T1071] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.863516][ T1071] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.863731][ T1071] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.863943][ T1071] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.864200][ T1071] RIP: 0033:0x7f65ce5fc08e [ 47.864438][ T1071] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 47.865218][ T1071] RSP: 002b:00007ffe90d621a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 47.865551][ T1071] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f65ce5fc08e [ 47.865878][ T1071] RDX: 0000000000000000 RSI: 00007ffe90d62250 RDI: 0000000000000005 [ 47.866193][ T1071] RBP: 00007ffe90d621b0 R08: 0000000000000000 R09: 0000000000000000 [ 47.866526][ T1071] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe2 [ 47.866866][ T1071] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe90d62920 | [ 47.870214][ T46] ------------[ cut here ]------------ | [ 47.870767][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46 | [ 47.871151][ T46] Modules linked in: ip6_gre ip_gre gre | [ 47.871809][ T46] Tainted: [W]=WARN [ 47.871954][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.872196][ T46] Workqueue: events_unbound linkwatch_event [ 47.872456][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.872707][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.873412][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 47.873660][ T46] RAX: 00000000ffffffa6 RBX: ff1100000b236ac0 RCX: 1ff4000000065f02 [ 47.873955][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b236b7c [ 47.874243][ T46] RBP: ff1100000d6ec000 R08: 1fe2200001646d71 R09: ff110000024a0ba8 [ 47.874539][ T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 47.874837][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 47.875138][ T46] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 47.875484][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.875727][ T46] CR2: 00007f65ce6921a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 47.876012][ T46] PKRU: 55555554 [ 47.876159][ T46] Call Trace: [ 47.876302][ T46] [ 47.876416][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.876614][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 47.876810][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.876958][ T46] netif_state_change (net/core/dev.c:1605) [ 47.877150][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.877410][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 47.877613][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 47.877804][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 47.877999][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 47.878192][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 47.878398][ T46] process_one_work (kernel/workqueue.c:3314) [ 47.878610][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 47.878798][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.878998][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 47.879193][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 47.879394][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 47.879602][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 47.879799][ T46] kthread (kernel/kthread.c:436) [ 47.879950][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.880197][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 47.880398][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 47.880598][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 47.880833][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 47.881028][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 47.881224][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 47.940818][ T1073] ------------[ cut here ]------------ | [ 47.941041][ T1073] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1073 | [ 47.941397][ T1073] Modules linked in: ip6_gre ip_gre gre | [ 47.941928][ T1073] Tainted: [W]=WARN [ 47.942080][ T1073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.942297][ T1073] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 47.942538][ T1073] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 47.943076][ T1073] RSP: 0018:ffa0000000e3f150 EFLAGS: 00010286 [ 47.943294][ T1073] RAX: 00000000ffffffa6 RBX: ff1100000577fe00 RCX: 1ff40000001c7df0 [ 47.943557][ T1073] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000577febc [ 47.943826][ T1073] RBP: ff11000009aa4000 R08: 1fe2200000aeffd9 R09: ff1100000b85d158 [ 47.944072][ T1073] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 47.944321][ T1073] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd46dc0 [ 47.944595][ T1073] FS: 00007fd05a0ba840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 47.944891][ T1073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.945111][ T1073] CR2: 00007fd05a421f6d CR3: 000000000d977001 CR4: 0000000000771ef0 [ 47.945375][ T1073] PKRU: 55555554 [ 47.945527][ T1073] Call Trace: [ 47.945692][ T1073] [ 47.945812][ T1073] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 47.945999][ T1073] ? notifier_call_chain (kernel/notifier.c:85) [ 47.946186][ T1073] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 47.946344][ T1073] netif_state_change (net/core/dev.c:1605) [ 47.946548][ T1073] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.946784][ T1073] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 47.947002][ T1073] linkwatch_sync_dev (net/core/link_watch.c:295) [ 47.947185][ T1073] rtnl_getlink (net/core/rtnetlink.c:4273) [ 47.947482][ T1073] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 47.947764][ T1073] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.948025][ T1073] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 47.948305][ T1073] ? mark_usage (kernel/locking/lockdep.c:4674) [ 47.948568][ T1073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.948815][ T1073] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.949072][ T1073] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 47.949315][ T1073] ? mark_usage (kernel/locking/lockdep.c:4674) [ 47.949524][ T1073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.949736][ T1073] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.949926][ T1073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.950115][ T1073] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 47.950299][ T1073] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 47.950500][ T1073] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.950702][ T1073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.950889][ T1073] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 47.951072][ T1073] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164) [ 47.951257][ T1073] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164) [ 47.951457][ T1073] ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511) [ 47.951668][ T1073] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 47.951852][ T1073] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.952041][ T1073] ? netlink_ack (./include/linux/skbuff.h:2718) [ 47.952244][ T1073] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 47.952440][ T1073] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 47.952646][ T1073] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 47.952834][ T1073] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 47.953037][ T1073] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 47.953224][ T1073] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 47.953424][ T1073] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 47.953629][ T1073] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 47.953818][ T1073] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 47.954002][ T1073] ? copy_msghdr_from_user (net/socket.c:2635) [ 47.954186][ T1073] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 47.954415][ T1073] ? move_addr_to_kernel (net/socket.c:258) [ 47.954619][ T1073] ___sys_sendmsg (net/socket.c:2752) [ 47.954805][ T1073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 47.954989][ T1073] ? copy_msghdr_from_user (net/socket.c:2603) [ 47.955469][ T1073] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 47.955676][ T1073] __sys_sendmsg (net/socket.c:2784) [ 47.955862][ T1073] ? __sys_sendmsg_sock (net/socket.c:2765) [ 47.956049][ T1073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.956236][ T1073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 47.956438][ T1073] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 47.956641][ T1073] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 47.956825][ T1073] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 47.957011][ T1073] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.957224][ T1073] RIP: 0033:0x7fd05a2f408e [ 47.957428][ T1073] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 47.957973][ T1073] RSP: 002b:00007ffed3dc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 47.958223][ T1073] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd05a2f408e [ 47.958484][ T1073] RDX: 0000000000000000 RSI: 00007ffed3dc6ec0 RDI: 0000000000000006 [ 47.958754][ T1073] RBP: 00007ffed3dc6e20 R08: 0000000000000000 R09: 0000000000000000 [ 47.959005][ T1073] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe2 [ 47.959253][ T1073] R13: 00007ffed3dc6f70 R14: 000000000000000d R15: 00007ffed3dc987a | [ 48.056109][ T1076] ------------[ cut here ]------------ | [ 48.056284][ T1076] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1076 | [ 48.056576][ T1076] Modules linked in: ip6_gre ip_gre gre | [ 48.057009][ T1076] Tainted: [W]=WARN [ 48.057113][ T1076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.057286][ T1076] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.057474][ T1076] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.057996][ T1076] RSP: 0018:ffa0000000e5f1b0 EFLAGS: 00010286 [ 48.058169][ T1076] RAX: 00000000ffffffa6 RBX: ff1100000d9078c0 RCX: 1ff40000001cbdfc [ 48.058380][ T1076] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90797c [ 48.058599][ T1076] RBP: ff11000006194000 R08: 1fe2200001b20f31 R09: ff11000005a7ae80 [ 48.058808][ T1076] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 48.059015][ T1076] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 48.059232][ T1076] FS: 00007f38a7593840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 48.059487][ T1076] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.059671][ T1076] CR2: 00007f38a778c460 CR3: 000000000c11f001 CR4: 0000000000771ef0 [ 48.059877][ T1076] PKRU: 55555554 [ 48.059980][ T1076] Call Trace: [ 48.060086][ T1076] [ 48.060157][ T1076] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.060300][ T1076] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.060412][ T1076] __dev_notify_flags (net/core/dev.c:9787) [ 48.060552][ T1076] ? netif_change_name (net/core/dev.c:1495) [ 48.060697][ T1076] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.060834][ T1076] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 48.060974][ T1076] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 48.061113][ T1076] ? nla_strscpy (lib/nlattr.c:795) [ 48.061256][ T1076] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 48.061397][ T1076] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 48.061536][ T1076] ? __dev_get_by_name (net/core/dev.c:883) [ 48.061682][ T1076] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 48.061825][ T1076] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 48.061966][ T1076] rtnl_newlink (net/core/rtnetlink.c:4150) [ 48.062105][ T1076] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.062246][ T1076] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.062395][ T1076] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.062536][ T1076] ? mark_usage (kernel/locking/lockdep.c:4674) [ 48.062684][ T1076] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.062826][ T1076] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.062963][ T1076] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.063102][ T1076] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 48.063238][ T1076] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.063379][ T1076] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.063516][ T1076] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.063666][ T1076] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.063801][ T1076] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.063938][ T1076] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 48.064075][ T1076] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.064213][ T1076] ? netlink_ack (./include/linux/skbuff.h:2718) [ 48.064363][ T1076] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 48.064501][ T1076] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 48.064684][ T1076] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 48.064834][ T1076] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 48.064971][ T1076] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.065108][ T1076] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 48.065247][ T1076] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.065392][ T1076] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 48.065531][ T1076] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 48.065679][ T1076] ? copy_msghdr_from_user (net/socket.c:2635) [ 48.065815][ T1076] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 48.065987][ T1076] ? move_addr_to_kernel (net/socket.c:258) [ 48.066127][ T1076] ___sys_sendmsg (net/socket.c:2752) [ 48.066263][ T1076] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.066405][ T1076] ? copy_msghdr_from_user (net/socket.c:2603) [ 48.066553][ T1076] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 48.066700][ T1076] __sys_sendmsg (net/socket.c:2784) [ 48.066837][ T1076] ? __sys_sendmsg_sock (net/socket.c:2765) [ 48.066979][ T1076] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.067119][ T1076] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.067261][ T1076] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 48.067406][ T1076] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 48.067546][ T1076] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 48.067703][ T1076] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 48.067875][ T1076] RIP: 0033:0x7f38a77cd08e [ 48.068020][ T1076] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 48.068518][ T1076] RSP: 002b:00007ffc4a8483e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 48.068733][ T1076] RAX: ffffffffffffffda RBX: 00007ffc4a848b90 RCX: 00007f38a77cd08e [ 48.068937][ T1076] RDX: 0000000000000000 RSI: 00007ffc4a848490 RDI: 0000000000000005 [ 48.069138][ T1076] RBP: 00007ffc4a8483f0 R08: 0000000000000000 R09: 0000000000000000 [ 48.069341][ T1076] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe2 [ 48.069564][ T1076] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a848b60 | [ 48.111741][ T1077] ------------[ cut here ]------------ | [ 48.111916][ T1077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1077 | [ 48.112185][ T1077] Modules linked in: ip6_gre ip_gre gre | [ 48.112628][ T1077] Tainted: [W]=WARN [ 48.112732][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.112913][ T1077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.113092][ T1077] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.113595][ T1077] RSP: 0018:ffa0000000e6f1b0 EFLAGS: 00010286 [ 48.113769][ T1077] RAX: 00000000ffffffa6 RBX: ff1100000d6bf000 RCX: 1ff40000001cddfc [ 48.113972][ T1077] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf0bc [ 48.114176][ T1077] RBP: ff1100000505c000 R08: 1fe2200001ad7e19 R09: ff11000009ad8b80 [ 48.114389][ T1077] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 48.114603][ T1077] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 48.114809][ T1077] FS: 00007f5fd3f39840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.115050][ T1077] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.115223][ T1077] CR2: 00007f5fd4213cb0 CR3: 000000000a9ec003 CR4: 0000000000771ef0 [ 48.115434][ T1077] PKRU: 55555554 [ 48.115539][ T1077] Call Trace: [ 48.115651][ T1077] [ 48.115722][ T1077] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.115863][ T1077] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.115967][ T1077] __dev_notify_flags (net/core/dev.c:9787) [ 48.116293][ T1077] ? netif_change_name (net/core/dev.c:1495) [ 48.116439][ T1077] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.116589][ T1077] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 48.116730][ T1077] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 48.116870][ T1077] ? nla_strscpy (lib/nlattr.c:795) [ 48.117011][ T1077] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 48.117151][ T1077] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 48.117288][ T1077] ? __dev_get_by_name (net/core/dev.c:883) [ 48.117431][ T1077] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 48.117586][ T1077] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 48.117737][ T1077] rtnl_newlink (net/core/rtnetlink.c:4150) [ 48.117878][ T1077] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.118014][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.118150][ T1077] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.118285][ T1077] ? mark_usage (kernel/locking/lockdep.c:4674) [ 48.118425][ T1077] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.118574][ T1077] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.118717][ T1077] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.118855][ T1077] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 48.118992][ T1077] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.119128][ T1077] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.119265][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.119407][ T1077] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.119544][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.119693][ T1077] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 48.119836][ T1077] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.119974][ T1077] ? netlink_ack (./include/linux/skbuff.h:2718) [ 48.120113][ T1077] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 48.120249][ T1077] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 48.120391][ T1077] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 48.120532][ T1077] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 48.120680][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.120818][ T1077] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 48.120959][ T1077] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.121097][ T1077] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 48.121236][ T1077] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 48.121378][ T1077] ? copy_msghdr_from_user (net/socket.c:2635) [ 48.121516][ T1077] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 48.121697][ T1077] ? move_addr_to_kernel (net/socket.c:258) [ 48.121838][ T1077] ___sys_sendmsg (net/socket.c:2752) [ 48.121976][ T1077] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.122113][ T1077] ? copy_msghdr_from_user (net/socket.c:2603) [ 48.122260][ T1077] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 48.122402][ T1077] __sys_sendmsg (net/socket.c:2784) [ 48.122542][ T1077] ? __sys_sendmsg_sock (net/socket.c:2765) [ 48.122693][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.122830][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.122971][ T1077] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 48.123110][ T1077] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 48.123251][ T1077] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 48.123396][ T1077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 48.123572][ T1077] RIP: 0033:0x7f5fd417308e [ 48.123731][ T1077] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 48.124217][ T1077] RSP: 002b:00007fff91ce2810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 48.124431][ T1077] RAX: ffffffffffffffda RBX: 00007fff91ce2fc0 RCX: 00007f5fd417308e [ 48.124646][ T1077] RDX: 0000000000000000 RSI: 00007fff91ce28c0 RDI: 0000000000000005 [ 48.124866][ T1077] RBP: 00007fff91ce2820 R08: 0000000000000000 R09: 0000000000000000 [ 48.125083][ T1077] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe2 [ 48.125289][ T1077] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff91ce2f90 | [ 48.155233][ T1078] ------------[ cut here ]------------ | [ 48.155435][ T1078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1078 | [ 48.155775][ T1078] Modules linked in: ip6_gre ip_gre gre | [ 48.156294][ T1078] Tainted: [W]=WARN [ 48.156734][ T1078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.157039][ T1078] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.157415][ T1078] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.158002][ T1078] RSP: 0018:ffa0000000dbf020 EFLAGS: 00010286 [ 48.158275][ T1078] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff40000001b7dca [ 48.158612][ T1078] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 48.158929][ T1078] RBP: ff11000006194000 R08: 1fe2200001f452f9 R09: ff11000009add158 [ 48.159169][ T1078] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 48.159432][ T1078] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 48.159701][ T1078] FS: 00007fc5abd58840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.159983][ T1078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.160199][ T1078] CR2: 000000001149f988 CR3: 000000000d977005 CR4: 0000000000771ef0 [ 48.160464][ T1078] PKRU: 55555554 [ 48.160628][ T1078] Call Trace: [ 48.160777][ T1078] [ 48.160896][ T1078] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.161081][ T1078] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.161232][ T1078] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 48.161426][ T1078] __dev_notify_flags (net/core/dev.c:9787) [ 48.161630][ T1078] ? netif_change_name (net/core/dev.c:1495) [ 48.161818][ T1078] ? __dev_change_flags (net/core/dev.c:9752) [ 48.162004][ T1078] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 48.162187][ T1078] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.162386][ T1078] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 48.162582][ T1078] netif_change_flags (net/core/dev.c:9820) [ 48.162776][ T1078] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 48.162960][ T1078] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 48.163149][ T1078] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 48.163333][ T1078] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 48.163571][ T1078] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 48.163765][ T1078] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.163948][ T1078] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 48.164129][ T1078] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 48.164315][ T1078] ? __kernel_text_address (kernel/extable.c:79) [ 48.164513][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.164716][ T1078] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.164899][ T1078] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 48.165083][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.165266][ T1078] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.165464][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.165665][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.165853][ T1078] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 48.166039][ T1078] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 48.166224][ T1078] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 48.166422][ T1078] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 48.166618][ T1078] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 48.166805][ T1078] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 48.167008][ T1078] rtnl_newlink (net/core/rtnetlink.c:4150) [ 48.167204][ T1078] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.167401][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.167595][ T1078] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.167783][ T1078] ? mark_usage (kernel/locking/lockdep.c:4674) [ 48.167966][ T1078] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.168154][ T1078] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.168339][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.168540][ T1078] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.168756][ T1078] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.168942][ T1078] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.169129][ T1078] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 48.169314][ T1078] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.169511][ T1078] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.169716][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.169904][ T1078] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.170087][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.170278][ T1078] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 48.170475][ T1078] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.170679][ T1078] ? netlink_ack (./include/linux/skbuff.h:2718) [ 48.170867][ T1078] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 48.171050][ T1078] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 48.171238][ T1078] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 48.171437][ T1078] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 48.171641][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.171827][ T1078] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 48.172013][ T1078] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.172199][ T1078] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 48.172400][ T1078] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 48.172594][ T1078] ? copy_msghdr_from_user (net/socket.c:2635) [ 48.172784][ T1078] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 48.172997][ T1078] ? move_addr_to_kernel (net/socket.c:258) [ 48.173185][ T1078] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 48.173384][ T1078] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.173578][ T1078] ___sys_sendmsg (net/socket.c:2752) [ 48.173771][ T1078] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 48.173986][ T1078] ? copy_msghdr_from_user (net/socket.c:2603) [ 48.174182][ T1078] __sys_sendmsg (net/socket.c:2784) [ 48.174379][ T1078] ? __sys_sendmsg_sock (net/socket.c:2765) [ 48.174584][ T1078] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 48.174815][ T1078] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 48.174999][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.175184][ T1078] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 48.175383][ T1078] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 48.175575][ T1078] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 48.175771][ T1078] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 48.175990][ T1078] RIP: 0033:0x7fc5abf9208e [ 48.176180][ T1078] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 48.176732][ T1078] RSP: 002b:00007ffd55ab0ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 48.176983][ T1078] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc5abf9208e [ 48.177233][ T1078] RDX: 0000000000000000 RSI: 00007ffd55ab0f70 RDI: 0000000000000005 [ 48.177498][ T1078] RBP: 00007ffd55ab0ed0 R08: 0000000000000000 R09: 0000000000000000 [ 48.177771][ T1078] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe2 [ 48.178021][ T1078] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd55ab1640 | [ 48.208673][ T1079] ------------[ cut here ]------------ | [ 48.208864][ T1079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1079 | [ 48.209177][ T1079] Modules linked in: ip6_gre ip_gre gre | [ 48.210194][ T1079] Tainted: [W]=WARN [ 48.210361][ T1079] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.210584][ T1079] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.210814][ T1079] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.211332][ T1079] RSP: 0018:ffa0000000e0f020 EFLAGS: 00010286 [ 48.211573][ T1079] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff40000001c1dca [ 48.211831][ T1079] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 48.212081][ T1079] RBP: ff1100000505c000 R08: 1fe2200002514369 R09: ff11000009adae58 [ 48.212325][ T1079] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 48.212597][ T1079] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 48.212867][ T1079] FS: 00007f95cf718840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.213151][ T1079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.213381][ T1079] CR2: 0000000020929988 CR3: 000000000fc64002 CR4: 0000000000771ef0 [ 48.213651][ T1079] PKRU: 55555554 [ 48.213802][ T1079] Call Trace: [ 48.213951][ T1079] [ 48.214071][ T1079] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.214258][ T1079] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.214424][ T1079] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 48.214629][ T1079] __dev_notify_flags (net/core/dev.c:9787) [ 48.214819][ T1079] ? netif_change_name (net/core/dev.c:1495) [ 48.215003][ T1079] ? __dev_change_flags (net/core/dev.c:9752) [ 48.215189][ T1079] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 48.215389][ T1079] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.215587][ T1079] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 48.215787][ T1079] netif_change_flags (net/core/dev.c:9820) [ 48.215973][ T1079] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 48.216157][ T1079] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 48.216344][ T1079] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 48.216544][ T1079] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 48.216784][ T1079] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 48.216970][ T1079] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.217156][ T1079] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 48.217340][ T1079] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 48.217540][ T1079] ? __kernel_text_address (kernel/extable.c:79) [ 48.217743][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.217929][ T1079] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.218115][ T1079] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 48.218301][ T1079] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.218504][ T1079] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.218705][ T1079] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.218891][ T1079] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.219076][ T1079] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 48.219260][ T1079] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 48.219457][ T1079] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 48.219662][ T1079] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 48.219847][ T1079] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 48.220038][ T1079] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 48.220224][ T1079] rtnl_newlink (net/core/rtnetlink.c:4150) [ 48.220427][ T1079] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.220635][ T1079] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.220821][ T1079] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.221005][ T1079] ? mark_usage (kernel/locking/lockdep.c:4674) [ 48.221192][ T1079] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.221398][ T1079] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.221593][ T1079] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.221784][ T1079] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.221973][ T1079] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.222159][ T1079] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 48.222360][ T1079] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 48.222548][ T1079] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.222750][ T1079] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.222940][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.223127][ T1079] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.223311][ T1079] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.223509][ T1079] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 48.223714][ T1079] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.223900][ T1079] ? netlink_ack (./include/linux/skbuff.h:2718) [ 48.224092][ T1079] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 48.224276][ T1079] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 48.224482][ T1079] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 48.224688][ T1079] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 48.224873][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.225060][ T1079] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 48.225248][ T1079] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.225448][ T1079] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 48.225652][ T1079] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 48.225838][ T1079] ? copy_msghdr_from_user (net/socket.c:2635) [ 48.226024][ T1079] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 48.226239][ T1079] ? move_addr_to_kernel (net/socket.c:258) [ 48.226437][ T1079] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 48.226639][ T1079] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 48.226829][ T1079] ___sys_sendmsg (net/socket.c:2752) [ 48.227012][ T1079] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 48.227238][ T1079] ? copy_msghdr_from_user (net/socket.c:2603) [ 48.227448][ T1079] __sys_sendmsg (net/socket.c:2784) [ 48.227651][ T1079] ? __sys_sendmsg_sock (net/socket.c:2765) [ 48.227835][ T1079] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 48.228058][ T1079] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 48.228242][ T1079] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.228441][ T1079] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 48.228642][ T1079] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 48.228832][ T1079] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 48.229019][ T1079] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 48.229235][ T1079] RIP: 0033:0x7f95cf95208e [ 48.229443][ T1079] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 48.229985][ T1079] RSP: 002b:00007fff06bb18e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 48.230236][ T1079] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f95cf95208e [ 48.230499][ T1079] RDX: 0000000000000000 RSI: 00007fff06bb1990 RDI: 0000000000000005 [ 48.230764][ T1079] RBP: 00007fff06bb18f0 R08: 0000000000000000 R09: 0000000000000000 [ 48.231017][ T1079] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe2 [ 48.231265][ T1079] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff06bb2060 | [ 48.623524][ T12] ------------[ cut here ]------------ | [ 48.623706][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 48.623959][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.624390][ T12] Tainted: [W]=WARN [ 48.624487][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.624660][ T12] Workqueue: netns cleanup_net [ 48.624791][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.624960][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.625439][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 48.625615][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28580 RCX: 1ff4000000018ec7 [ 48.625847][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2863c [ 48.626054][ T12] RBP: ff11000006194000 R08: 1fe2200001f450c9 R09: ff11000001aed1d0 [ 48.626242][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 48.626440][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 48.626647][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 48.626865][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.627021][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 48.627206][ T12] PKRU: 55555554 [ 48.627298][ T12] Call Trace: [ 48.627473][ T12] [ 48.627601][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.627730][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.627824][ T12] netif_close_many (net/core/dev.c:1804) [ 48.627949][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 48.628073][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 48.628226][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 48.628405][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 48.628535][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.628697][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.628822][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.628954][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.629079][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.629207][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.629333][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.629467][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.629607][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.629729][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.629857][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.629981][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.630102][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.630228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.630358][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.630486][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.630626][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.630750][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.630878][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.631007][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.631135][ T12] kthread (kernel/kthread.c:436) [ 48.631228][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.631388][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.631513][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.631649][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.631818][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.631950][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.632074][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.634987][ T12] ------------[ cut here ]------------ | [ 48.635174][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 48.635454][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.635875][ T12] Tainted: [W]=WARN [ 48.636044][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.636195][ T12] Workqueue: netns cleanup_net [ 48.636320][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.636483][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.637004][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.637229][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82c80 RCX: 1ff4000000018eed [ 48.637411][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82d3c [ 48.637602][ T12] RBP: ff11000009839000 R08: 1fe22000017b05a9 R09: ff11000001aed1d0 [ 48.637857][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 48.638037][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.638215][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 48.638507][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.638670][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 48.638922][ T12] PKRU: 55555554 [ 48.639010][ T12] Call Trace: [ 48.639099][ T12] [ 48.639163][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.639319][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.639478][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.639612][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.639736][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.639858][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.640055][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.640177][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.640301][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.640502][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.640634][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.640755][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.640874][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.640997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.641189][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.641313][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.641442][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.641569][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.641772][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.641896][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.642016][ T12] kthread (kernel/kthread.c:436) [ 48.642106][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.642328][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.642458][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.642593][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.642820][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.642942][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.643062][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.648266][ T12] ------------[ cut here ]------------ | [ 48.648398][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 48.648649][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.649045][ T12] Tainted: [W]=WARN [ 48.649136][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.649290][ T12] Workqueue: netns cleanup_net [ 48.649945][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.650158][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.650648][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.650799][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd83e00 RCX: 1ff4000000018eed [ 48.650978][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd83ebc [ 48.651159][ T12] RBP: ff11000006194000 R08: 1fe22000017b07d9 R09: ff11000001aed1d0 [ 48.651485][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 48.651697][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.651880][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 48.652088][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.652293][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 48.652527][ T12] PKRU: 55555554 [ 48.652626][ T12] Call Trace: [ 48.652714][ T12] [ 48.652778][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.652932][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.653081][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.653201][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.653321][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.653493][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.653623][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.653742][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.653862][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.653988][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.654107][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.654228][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.654394][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.654515][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.654640][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.654760][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.654883][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.655001][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.655127][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.655249][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.655415][ T12] kthread (kernel/kthread.c:436) [ 48.655506][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.655671][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.655792][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.655916][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.656062][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.656178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.656296][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.658717][ T12] ------------[ cut here ]------------ | [ 48.658847][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 48.659088][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.659820][ T12] Tainted: [W]=WARN [ 48.659912][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.660062][ T12] Workqueue: netns cleanup_net [ 48.660187][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.660351][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.660791][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.660944][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82200 RCX: 1ff4000000018eed [ 48.661125][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd822bc [ 48.661308][ T12] RBP: ff1100000b2d9000 R08: 1fe22000017b0459 R09: ff11000001aed1d0 [ 48.661496][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 48.661683][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.661862][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 48.662071][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.662232][ T12] CR2: 00007f4e2a8f7580 CR3: 0000000010694004 CR4: 0000000000771ef0 [ 48.662420][ T12] PKRU: 55555554 [ 48.662511][ T12] Call Trace: [ 48.662608][ T12] [ 48.662672][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.662824][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.662974][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.663096][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.663217][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.663339][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.663465][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.663595][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.663717][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.663840][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.663967][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.664089][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.664211][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.664336][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.664461][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.664594][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.664720][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.664840][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.664963][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.665089][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.665209][ T12] kthread (kernel/kthread.c:436) [ 48.665299][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.665461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.665595][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.665716][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.665866][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.665986][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.666106][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.668464][ T12] ------------[ cut here ]------------ | [ 48.668593][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 48.668835][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.669309][ T12] Tainted: [W]=WARN [ 48.669729][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.669877][ T12] Workqueue: netns cleanup_net [ 48.670000][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.670155][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.670606][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.670759][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a200 RCX: 1ff4000000018eed [ 48.670941][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a2bc [ 48.671122][ T12] RBP: ff11000008499000 R08: 1fe22000004f1459 R09: ff11000001aed1d0 [ 48.671304][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 48.671490][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.671681][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 48.671892][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.672171][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.672583][ T12] PKRU: 55555554 [ 48.672779][ T12] Call Trace: [ 48.672968][ T12] [ 48.673105][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.673455][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.673787][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.674045][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.674308][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.674599][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.674856][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.675133][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.675433][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.675710][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.675981][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.676186][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.676398][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.676600][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.676759][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.676949][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.677150][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.677372][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.677657][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.677930][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.678194][ T12] kthread (kernel/kthread.c:436) [ 48.678415][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.678685][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.678885][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.679011][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.679161][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.679280][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.679418][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.683092][ T12] ------------[ cut here ]------------ | [ 48.683216][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 48.683503][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.683984][ T12] Tainted: [W]=WARN [ 48.684072][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.684221][ T12] Workqueue: netns cleanup_net [ 48.684399][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.684692][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.685191][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.685343][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6580 RCX: 1ff4000000018eed [ 48.685575][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b663c [ 48.685763][ T12] RBP: ff1100000ec24000 R08: 1fe2200001936cc9 R09: ff11000001aed1d0 [ 48.685943][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 48.686122][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.686299][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 48.686720][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.686874][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.687051][ T12] PKRU: 55555554 [ 48.687140][ T12] Call Trace: [ 48.687228][ T12] [ 48.687291][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.687498][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.687657][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.687776][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.687969][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.688092][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.688212][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.688329][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.688582][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.688707][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.688829][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.688948][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.689064][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.689183][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.689301][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.689473][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.689612][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.689733][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.689854][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.689977][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.690103][ T12] kthread (kernel/kthread.c:436) [ 48.690193][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.690465][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.690596][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.690714][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.690871][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.690988][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.691107][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.693601][ T12] ------------[ cut here ]------------ | [ 48.693740][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.693975][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.694382][ T12] Tainted: [W]=WARN [ 48.694476][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.694644][ T12] Workqueue: netns cleanup_net [ 48.694776][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.694931][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.695360][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.695511][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9700 RCX: 1ff4000000018eed [ 48.695699][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed97bc [ 48.695879][ T12] RBP: ff1100000febc000 R08: 1fe2200001ddb2f9 R09: ff11000001aed1d0 [ 48.696055][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 48.696234][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.696425][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.696643][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.696792][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.696973][ T12] PKRU: 55555554 [ 48.697062][ T12] Call Trace: [ 48.697150][ T12] [ 48.697221][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.697382][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.697537][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.697668][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.697790][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.697907][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.698028][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.698147][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.698267][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.698388][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.698513][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.698647][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.698765][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.698887][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.699004][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.699126][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.699247][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.699371][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.699495][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.699635][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.699757][ T12] kthread (kernel/kthread.c:436) [ 48.699847][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.700001][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.700120][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.700241][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.700393][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.700516][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.700648][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.709668][ T12] ------------[ cut here ]------------ | [ 48.709806][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.710043][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.710455][ T12] Tainted: [W]=WARN [ 48.710547][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.710708][ T12] Workqueue: netns cleanup_net [ 48.710833][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.710988][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.711436][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.711601][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9000 RCX: 1ff4000000018eed [ 48.711776][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed90bc [ 48.711953][ T12] RBP: ff11000012911000 R08: 1fe2200001ddb219 R09: ff11000001aed1d0 [ 48.712130][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 48.712312][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.712501][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.712721][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.712886][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.713073][ T12] PKRU: 55555554 [ 48.713163][ T12] Call Trace: [ 48.713252][ T12] [ 48.713315][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.713476][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.713639][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.713759][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.713887][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.714005][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.714123][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.714241][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.714364][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.714483][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.714613][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.714732][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.714849][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.714970][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.715088][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.715208][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.715331][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.715456][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.715588][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.715710][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.715828][ T12] kthread (kernel/kthread.c:436) [ 48.715917][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.716067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.716188][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.716307][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.716459][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.716587][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.716705][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.718887][ T12] ------------[ cut here ]------------ | [ 48.719082][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.719315][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.720646][ T12] Tainted: [W]=WARN [ 48.720736][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.720884][ T12] Workqueue: netns cleanup_net [ 48.721008][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.721171][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.721659][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.721812][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8900 RCX: 1ff4000000018eed [ 48.721991][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed89bc [ 48.722170][ T12] RBP: ff1100000e844000 R08: 1fe2200001ddb139 R09: ff11000001aed1d0 [ 48.722400][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 48.722590][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.722773][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.722982][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.723141][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.723331][ T12] PKRU: 55555554 [ 48.723472][ T12] Call Trace: [ 48.723560][ T12] [ 48.723631][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.723787][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.723938][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.724059][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.724181][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.724301][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.724471][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.724601][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.724723][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.724842][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.724966][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.725089][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.725207][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.725333][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.725512][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.725643][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.725765][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.725885][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.726007][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.726132][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.726250][ T12] kthread (kernel/kthread.c:436) [ 48.726339][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.726536][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.726665][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.726788][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.726946][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.727080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.727200][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.730188][ T12] ------------[ cut here ]------------ | [ 48.730322][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 48.730583][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.730984][ T12] Tainted: [W]=WARN [ 48.731075][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.731225][ T12] Workqueue: netns cleanup_net [ 48.731363][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.731525][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.732037][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.732206][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7700 RCX: 1ff4000000018eed [ 48.732448][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b77bc [ 48.732644][ T12] RBP: ff1100000a851000 R08: 1fe2200001936ef9 R09: ff11000001aed1d0 [ 48.732851][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 48.733030][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.733215][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 48.733443][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.733614][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000012996004 CR4: 0000000000771ef0 [ 48.733803][ T12] PKRU: 55555554 [ 48.733893][ T12] Call Trace: [ 48.733984][ T12] [ 48.734049][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.734205][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.734359][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.734483][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.734612][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.734732][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.734852][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.734986][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.735111][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.735230][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.735360][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.735482][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.735615][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.735736][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.735856][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.735982][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.736108][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.736228][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.736360][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.736490][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.736620][ T12] kthread (kernel/kthread.c:436) [ 48.736711][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.736863][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.736986][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.737107][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.737257][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.737384][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.737505][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.739672][ T12] ------------[ cut here ]------------ | [ 48.739794][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 48.740029][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.740437][ T12] Tainted: [W]=WARN [ 48.740530][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.740702][ T12] Workqueue: netns cleanup_net [ 48.740831][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.740992][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.741438][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.741601][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6e40 RCX: 1ff4000000018eed [ 48.741779][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6efc [ 48.741957][ T12] RBP: ff1100000f851000 R08: 1fe2200001936de1 R09: ff11000001aed1d0 [ 48.742136][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 48.742317][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.742504][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 48.742724][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.742876][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000012996004 CR4: 0000000000771ef0 [ 48.743056][ T12] PKRU: 55555554 [ 48.743151][ T12] Call Trace: [ 48.743243][ T12] [ 48.743308][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.743467][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.743624][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.743751][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.743876][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.743996][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.744119][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.744242][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.744372][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.744492][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.744625][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.744747][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.744867][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.744995][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.745115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.745242][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.745371][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.745494][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.745629][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.745760][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.745887][ T12] kthread (kernel/kthread.c:436) [ 48.745980][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.746131][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.746261][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.746389][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.746542][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.746670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.746790][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.763052][ T12] ------------[ cut here ]------------ | [ 48.763191][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.763477][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.763938][ T12] Tainted: [W]=WARN [ 48.764037][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.764200][ T12] Workqueue: netns cleanup_net [ 48.764338][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.764521][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.765004][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 48.765175][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8740 RCX: 1ff4000000018eaf [ 48.765373][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed87fc [ 48.765574][ T12] RBP: ff1100000d6ec000 R08: 1fe2200001ddb101 R09: ff11000001aed1d0 [ 48.765776][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 48.765969][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009aa4000 [ 48.766172][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.766405][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.766575][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.766784][ T12] PKRU: 55555554 [ 48.766881][ T12] Call Trace: [ 48.766977][ T12] [ 48.767077][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.767212][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.767312][ T12] netif_close_many (net/core/dev.c:1804) [ 48.767451][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.767592][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.767735][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.767864][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 48.768001][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 48.768185][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 48.768356][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.768490][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.768670][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.768807][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.768941][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 48.769103][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 48.769250][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 48.769396][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.769527][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 48.769676][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 48.769807][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 48.769939][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.770072][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.770210][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.770342][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.770481][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.770637][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.770765][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.770895][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.771028][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.771161][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.771293][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.771429][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.771561][ T12] kthread (kernel/kthread.c:436) [ 48.771672][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.771835][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.771967][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.772110][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.772269][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.772413][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.772550][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.775048][ T12] ------------[ cut here ]------------ | [ 48.775928][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.776262][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.776764][ T12] Tainted: [W]=WARN [ 48.776861][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.777022][ T12] Workqueue: netns cleanup_net [ 48.777159][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.777327][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.777814][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 48.777977][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50900 RCX: 1ff4000000018eaf [ 48.778177][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf509bc [ 48.778381][ T12] RBP: ff11000009aa4000 R08: 1fe22000019ea139 R09: ff11000001aed1d0 [ 48.778589][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 48.778782][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 48.778983][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.779213][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.779388][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.779598][ T12] PKRU: 55555554 [ 48.779696][ T12] Call Trace: [ 48.779792][ T12] [ 48.779861][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.779990][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 48.780121][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.780219][ T12] netif_close_many (net/core/dev.c:1804) [ 48.780354][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.780488][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.780625][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.780753][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 48.780884][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 48.781045][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 48.781208][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.781336][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.781504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.781642][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.781770][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 48.781932][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 48.782063][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 48.782206][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.782338][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 48.782475][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 48.782615][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 48.782746][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.782876][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.783008][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.783137][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.783264][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.783400][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.783529][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.783669][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.783801][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.783941][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.784076][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.784209][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.784337][ T12] kthread (kernel/kthread.c:436) [ 48.784442][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.784611][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.784741][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.784872][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.785034][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.785164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.785303][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.787790][ T12] ------------[ cut here ]------------ | [ 48.787934][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.788180][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.789104][ T12] Tainted: [W]=WARN [ 48.789199][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.789416][ T12] Workqueue: netns cleanup_net [ 48.789605][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.789767][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.790211][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 48.790418][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bac80 RCX: 1ff4000000018ed5 [ 48.790632][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bad3c [ 48.790835][ T12] RBP: ff1100000d6ec000 R08: 1fe2200000af75a9 R09: ff11000001aed1d0 [ 48.791023][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 48.791214][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.791468][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.791714][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.791877][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.792069][ T12] PKRU: 55555554 [ 48.792162][ T12] Call Trace: [ 48.792254][ T12] [ 48.792324][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.792530][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.792697][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.792822][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.792946][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 48.793101][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 48.793225][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.793398][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 48.793522][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 48.793655][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 48.793781][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.793907][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.794033][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.794157][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.794278][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.794454][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.794582][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.794709][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.794840][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.794963][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.795090][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.795218][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.795341][ T12] kthread (kernel/kthread.c:436) [ 48.795486][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.795649][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.795778][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.795902][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.796054][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.796181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.796309][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.800801][ T12] ------------[ cut here ]------------ | [ 48.800934][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.801175][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.801598][ T12] Tainted: [W]=WARN [ 48.801691][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.801846][ T12] Workqueue: netns cleanup_net [ 48.801981][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.802144][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.803132][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 48.803293][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e200 RCX: 1ff4000000018ed5 [ 48.803529][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e2bc [ 48.803731][ T12] RBP: ff11000009aa4000 R08: 1fe22000016e9c59 R09: ff11000001aed1d0 [ 48.803912][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 48.804092][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.804282][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.804549][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.804712][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.804944][ T12] PKRU: 55555554 [ 48.805035][ T12] Call Trace: [ 48.805125][ T12] [ 48.805193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.805408][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.805562][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.805698][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.805823][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 48.805980][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 48.806108][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.806231][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 48.806402][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 48.806528][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 48.806661][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.806784][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.806908][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.807031][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.807152][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.807281][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.807454][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.807584][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.807714][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.807836][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.807962][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.808087][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.808213][ T12] kthread (kernel/kthread.c:436) [ 48.808304][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.808505][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.808639][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.808762][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.808915][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.809039][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.809162][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.811829][ T12] ------------[ cut here ]------------ | [ 48.811953][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 48.812190][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.812618][ T12] Tainted: [W]=WARN [ 48.812714][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.812866][ T12] Workqueue: netns cleanup_net [ 48.812993][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.813152][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.813599][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 48.813752][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74ec80 RCX: 1ff4000000018ed5 [ 48.813931][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74ed3c [ 48.814120][ T12] RBP: ff11000008479000 R08: 1fe22000016e9da9 R09: ff11000001aed1d0 [ 48.814300][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 48.814491][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.814683][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 48.814898][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.815051][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 48.815234][ T12] PKRU: 55555554 [ 48.815326][ T12] Call Trace: [ 48.815472][ T12] [ 48.815537][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.815755][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.815906][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.816033][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.816155][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 48.816311][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 48.816486][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 48.816624][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 48.816748][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 48.816872][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 48.817001][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.817122][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.817253][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.817431][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.817555][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.817696][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.817818][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.817944][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.818079][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.818202][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.818328][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.818505][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.818645][ T12] kthread (kernel/kthread.c:436) [ 48.818738][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.818893][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.819019][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.819143][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.819299][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.819541][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.819676][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.853637][ T12] ------------[ cut here ]------------ | [ 48.853824][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.854151][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.854714][ T12] Tainted: [W]=WARN [ 48.854866][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.855072][ T12] Workqueue: netns cleanup_net [ 48.855255][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.855488][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.856060][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 48.856280][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a040 RCX: 1ff4000000018ec7 [ 48.856535][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a0fc [ 48.856788][ T12] RBP: ff1100000505c000 R08: 1fe22000018d3421 R09: ff11000001aed1d0 [ 48.857033][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 48.857296][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 48.857552][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.857844][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.858052][ T12] CR2: 000055f6c13a7b58 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 48.858293][ T12] PKRU: 55555554 [ 48.858452][ T12] Call Trace: [ 48.858612][ T12] [ 48.858730][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 48.858935][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 48.859083][ T12] netif_close_many (net/core/dev.c:1804) [ 48.859277][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 48.859468][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 48.859699][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 48.859919][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 48.860112][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.860336][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.860546][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.860757][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.860949][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.861130][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.861323][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.861536][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.861735][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.861923][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.862124][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.862318][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.862618][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.862879][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.863115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.863398][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.863686][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.863944][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.864200][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.864548][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.864843][ T12] kthread (kernel/kthread.c:436) [ 48.865084][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.865403][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.865695][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.865961][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.866224][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.866499][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.866736][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.869581][ T12] ------------[ cut here ]------------ | [ 48.869757][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.870046][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.870586][ T12] Tainted: [W]=WARN [ 48.870736][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.870936][ T12] Workqueue: netns cleanup_net [ 48.871110][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.871314][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.871834][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.872036][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eeda040 RCX: 1ff4000000018eed [ 48.872268][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeda0fc [ 48.872516][ T12] RBP: ff1100000fac1000 R08: 1fe2200001ddb421 R09: ff11000001aed1d0 [ 48.872768][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 48.872998][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.873229][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.873521][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.873741][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.873976][ T12] PKRU: 55555554 [ 48.874115][ T12] Call Trace: [ 48.874259][ T12] [ 48.874386][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.874607][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.874809][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.875004][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.875177][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.875366][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.875541][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.875731][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.875906][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.876075][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.876251][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.876439][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.876616][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.876795][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.876968][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.877143][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.877320][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.877506][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.877702][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.877879][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.878056][ T12] kthread (kernel/kthread.c:436) [ 48.878203][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.878422][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.878607][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.878785][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.878988][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.879163][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.879362][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.884773][ T12] ------------[ cut here ]------------ | [ 48.884940][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.885226][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.885756][ T12] Tainted: [W]=WARN [ 48.885895][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.886094][ T12] Workqueue: netns cleanup_net [ 48.886274][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.886710][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.887233][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.887495][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eeda900 RCX: 1ff4000000018eed [ 48.887790][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeda9bc [ 48.888067][ T12] RBP: ff1100000505c000 R08: 1fe2200001ddb539 R09: ff11000001aed1d0 [ 48.888341][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 48.888696][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.888972][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.889281][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.889540][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.889832][ T12] PKRU: 55555554 [ 48.890016][ T12] Call Trace: [ 48.890199][ T12] [ 48.890373][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.890644][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.890924][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.891145][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.891382][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.891617][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.891838][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.892054][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.892274][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.892503][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.892744][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.892969][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.893233][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.893546][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.893841][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.894105][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.894389][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.894674][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.894948][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.895221][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.895417][ T12] kthread (kernel/kthread.c:436) [ 48.895556][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.895779][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.895984][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.896159][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.896379][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.896552][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.896739][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.899480][ T12] ------------[ cut here ]------------ | [ 48.899659][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.899943][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.900544][ T12] Tainted: [W]=WARN [ 48.900708][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.900906][ T12] Workqueue: netns cleanup_net [ 48.901081][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.901286][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.901797][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.902000][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eedb000 RCX: 1ff4000000018eed [ 48.902226][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedb0bc [ 48.902469][ T12] RBP: ff1100000eaa9000 R08: 1fe2200001ddb619 R09: ff11000001aed1d0 [ 48.902712][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 48.902941][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.903172][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.903445][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.903662][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.903899][ T12] PKRU: 55555554 [ 48.904038][ T12] Call Trace: [ 48.904178][ T12] [ 48.904291][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.904510][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.904725][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.904898][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.905072][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.905245][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.905430][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.905615][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.905792][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.905965][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.906141][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.906314][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.906499][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.906694][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.906867][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.907040][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.907215][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.907401][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.907589][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.907771][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.907944][ T12] kthread (kernel/kthread.c:436) [ 48.908086][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.908287][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.908476][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.908667][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.908866][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.909037][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.909212][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.912036][ T12] ------------[ cut here ]------------ | [ 48.912200][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.913044][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.913662][ T12] Tainted: [W]=WARN [ 48.913849][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.914101][ T12] Workqueue: netns cleanup_net [ 48.914323][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.914617][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.915138][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.915405][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eedb380 RCX: 1ff4000000018eed [ 48.915698][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedb43c [ 48.915972][ T12] RBP: ff110000058ac000 R08: 1fe2200001ddb689 R09: ff11000001aed1d0 [ 48.916242][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 48.916527][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.916823][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.917123][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.917382][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.917669][ T12] PKRU: 55555554 [ 48.917855][ T12] Call Trace: [ 48.918041][ T12] [ 48.918198][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.918463][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.918724][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.918941][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.919156][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.919386][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.919625][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.919847][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.920066][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.920279][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.920583][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.920846][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.921120][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.921395][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.921679][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.921947][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.922210][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.922493][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.922738][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.922913][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.923084][ T12] kthread (kernel/kthread.c:436) [ 48.923226][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.923446][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.923634][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.923808][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.924009][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.924180][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.924367][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.926904][ T12] ------------[ cut here ]------------ | [ 48.927070][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.927835][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.928444][ T12] Tainted: [W]=WARN [ 48.928646][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.928891][ T12] Workqueue: netns cleanup_net [ 48.929113][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.929386][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.929922][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.930168][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eedb8c0 RCX: 1ff4000000018eed [ 48.930456][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedb97c [ 48.930748][ T12] RBP: ff1100000ce9c000 R08: 1fe2200001ddb731 R09: ff11000001aed1d0 [ 48.931022][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 48.931294][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.931595][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.931907][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.932152][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.932441][ T12] PKRU: 55555554 [ 48.932642][ T12] Call Trace: [ 48.932829][ T12] [ 48.933024][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.933324][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.933650][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.933927][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.934157][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.934324][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.934509][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.934703][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.934879][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.935053][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.935228][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.935417][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.935597][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.935775][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.935947][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.936120][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.936297][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.936486][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.936680][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.936857][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.937027][ T12] kthread (kernel/kthread.c:436) [ 48.937168][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.937382][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.937553][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.937744][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.937945][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.938115][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.938286][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.941030][ T12] ------------[ cut here ]------------ | [ 48.941194][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.942157][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.942784][ T12] Tainted: [W]=WARN [ 48.942971][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.943213][ T12] Workqueue: netns cleanup_net [ 48.943449][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.943725][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.944261][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.944519][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c200 RCX: 1ff4000000018eed [ 48.944810][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c2bc [ 48.945081][ T12] RBP: ff11000012914000 R08: 1fe2200001663859 R09: ff11000001aed1d0 [ 48.945372][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 48.945657][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.945933][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.946238][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.946511][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.946804][ T12] PKRU: 55555554 [ 48.946989][ T12] Call Trace: [ 48.947173][ T12] [ 48.947331][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.947615][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.947865][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.948087][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.948305][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.948546][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.948779][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.948999][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.949218][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.949448][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.949686][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.949912][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.950128][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.950406][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.950655][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.950929][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.951208][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.951438][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.951626][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.951806][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.951978][ T12] kthread (kernel/kthread.c:436) [ 48.952122][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.952327][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.952516][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.952711][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.952920][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.953093][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.953266][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.963495][ T12] ------------[ cut here ]------------ | [ 48.963646][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 48.963889][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.964299][ T12] Tainted: [W]=WARN [ 48.964404][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.964555][ T12] Workqueue: netns cleanup_net [ 48.964707][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.964868][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.965300][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.965462][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbfc40 RCX: 1ff4000000018eed [ 48.965653][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfcfc [ 48.965832][ T12] RBP: ff11000009289000 R08: 1fe2200001f77fa1 R09: ff11000001aed1d0 [ 48.966013][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 48.966193][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.966382][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 48.966605][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.966758][ T12] CR2: 000055f6a147d130 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 48.966941][ T12] PKRU: 55555554 [ 48.967031][ T12] Call Trace: [ 48.967121][ T12] [ 48.967185][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.967341][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.967499][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.967629][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.967750][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.967872][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.967993][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.968116][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.968243][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.968370][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.968494][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.968625][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.968750][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.968874][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.968995][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.969119][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.969249][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.969380][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.969509][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.969646][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.969769][ T12] kthread (kernel/kthread.c:436) [ 48.969861][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.970012][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.970135][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.970263][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.970420][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.970549][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.970684][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.973026][ T12] ------------[ cut here ]------------ | [ 48.973147][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 48.973410][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.973823][ T12] Tainted: [W]=WARN [ 48.973915][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.974064][ T12] Workqueue: netns cleanup_net [ 48.974197][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.974365][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.974805][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.974957][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aba80 RCX: 1ff4000000018eed [ 48.975142][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abb3c [ 48.975326][ T12] RBP: ff1100000ece1000 R08: 1fe2200001535769 R09: ff11000001aed1d0 [ 48.975511][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 48.975701][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.975882][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 48.976094][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.976246][ T12] CR2: 000055f6a147d130 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 48.976433][ T12] PKRU: 55555554 [ 48.976524][ T12] Call Trace: [ 48.976623][ T12] [ 48.976687][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.976840][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.976992][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.977116][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.977241][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.977372][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.977493][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.977631][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.977758][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.977883][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.978011][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.978133][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.978258][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.978390][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.978512][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.978647][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.978775][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.978896][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.979026][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 48.979152][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 48.979272][ T12] kthread (kernel/kthread.c:436) [ 48.979368][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.979519][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.979652][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.979773][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 48.979926][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.980047][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 48.980168][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.991316][ T12] ------------[ cut here ]------------ | [ 48.991501][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 48.991808][ T12] Modules linked in: ip6_gre ip_gre gre | [ 48.992311][ T12] Tainted: [W]=WARN [ 48.992869][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.993074][ T12] Workqueue: netns cleanup_net [ 48.993252][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 48.993476][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 48.993972][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 48.994176][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9abc40 RCX: 1ff4000000018eed [ 48.994420][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abcfc [ 48.994670][ T12] RBP: ff1100000ed94000 R08: 1fe22000015357a1 R09: ff11000001aed1d0 [ 48.994911][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 48.995148][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 48.995398][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 48.995691][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.995896][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 48.996127][ T12] PKRU: 55555554 [ 48.996270][ T12] Call Trace: [ 48.996426][ T12] [ 48.996543][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 48.996767][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 48.996969][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 48.997144][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 48.997319][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 48.997507][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 48.997701][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.997881][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 48.998057][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 48.998229][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.998422][ T12] cleanup_net (net/core/net_namespace.c:702) [ 48.998610][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 48.998787][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 48.998963][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.999134][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.999310][ T12] process_one_work (kernel/workqueue.c:3314) [ 48.999499][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 48.999687][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.999873][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 49.000055][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 49.000229][ T12] kthread (kernel/kthread.c:436) [ 49.000386][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.000597][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 49.000777][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 49.000953][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 49.001158][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 49.001331][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 49.001520][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 49.004080][ T12] ------------[ cut here ]------------ | [ 49.004245][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 49.004544][ T12] Modules linked in: ip6_gre ip_gre gre | [ 49.005067][ T12] Tainted: [W]=WARN [ 49.005209][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.005425][ T12] Workqueue: netns cleanup_net [ 49.005614][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.005823][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.006300][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 49.006520][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff4000000018eed [ 49.006769][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 49.007000][ T12] RBP: ff1100000976c000 R08: 1fe2200001535689 R09: ff11000001aed1d0 [ 49.007230][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.007480][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 49.007732][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.007992][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.008195][ T12] CR2: 000055f6c13a7b58 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 49.008441][ T12] PKRU: 55555554 [ 49.008592][ T12] Call Trace: [ 49.008741][ T12] [ 49.008856][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 49.009064][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 49.009267][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 49.009457][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 49.009684][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 49.009860][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 49.010036][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 49.010218][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 49.010405][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 49.010584][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.010769][ T12] cleanup_net (net/core/net_namespace.c:702) [ 49.010945][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 49.011117][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 49.011294][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 49.011485][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.011682][ T12] process_one_work (kernel/workqueue.c:3314) [ 49.011861][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 49.012036][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.012213][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 49.012407][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 49.012593][ T12] kthread (kernel/kthread.c:436) [ 49.012743][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.012957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 49.013135][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 49.013310][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 49.013526][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 49.013720][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 49.013895][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 49.022923][ T1111] ------------[ cut here ]------------ | [ 49.023086][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1111 | [ 49.023364][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.023794][ T1111] Tainted: [W]=WARN [ 49.023896][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.024064][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.024247][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.024757][ T1111] RSP: 0018:ffa0000000e9fa80 EFLAGS: 00010286 [ 49.024927][ T1111] RAX: 00000000ffffffa6 RBX: ff110000028b2900 RCX: 1ff40000001d3f16 [ 49.025127][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b29bc [ 49.025351][ T1111] RBP: ff11000004f69000 R08: 1fe2200000516539 R09: ff11000010112e80 [ 49.025569][ T1111] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 49.025777][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f69000 [ 49.025983][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 49.026221][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.026396][ T1111] CR2: 00007f973c8fcc20 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.026614][ T1111] PKRU: 55555554 [ 49.026714][ T1111] Call Trace: [ 49.026815][ T1111] [ 49.026885][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.027022][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.027157][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.027260][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.027404][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.027587][ T1111] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.027724][ T1111] register_netdev (net/core/dev.c:11552) [ 49.027861][ T1111] loopback_net_init (drivers/net/loopback.c:218) [ 49.028000][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.028103][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.028207][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.028341][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.028484][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.028630][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.028768][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.028906][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.029043][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.029191][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.029330][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.029473][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.029619][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.029756][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.029891][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.030026][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.030161][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.030296][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.030499][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.030689][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.030833][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.031317][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.031534][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.031752][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.031955][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.032161][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.032370][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.036760][ T1111] ------------[ cut here ]------------ | [ 49.036897][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1111 | [ 49.037187][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.037618][ T1111] Tainted: [W]=WARN [ 49.037719][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.037886][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.038063][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.038547][ T1111] RSP: 0018:ffa0000000e9f918 EFLAGS: 00010286 [ 49.038726][ T1111] RAX: 00000000ffffffa6 RBX: ff1100000beb0200 RCX: 1ff40000001d3ee9 [ 49.038928][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb02bc [ 49.039127][ T1111] RBP: ff11000009871000 R08: 1fe22000017d6059 R09: ff11000010112e80 [ 49.039326][ T1111] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 49.039528][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009871000 [ 49.039740][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 49.039975][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.040143][ T1111] CR2: 00007f973c8fcc20 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.040345][ T1111] PKRU: 55555554 [ 49.040451][ T1111] Call Trace: [ 49.040551][ T1111] [ 49.040630][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.040768][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.040913][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.041018][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.041154][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.041321][ T1111] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.041462][ T1111] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.041608][ T1111] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.041744][ T1111] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.041878][ T1111] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.042012][ T1111] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.042158][ T1111] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.042298][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.042405][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.042509][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.042651][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.042786][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.042921][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.043126][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.043263][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.043403][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.043540][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.043686][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.043820][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.043955][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.044102][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.044235][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.044374][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.044508][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.044648][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.044783][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.044954][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.045093][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.045586][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.045789][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.046001][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.046202][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.046409][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.046627][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.048600][ T12] ------------[ cut here ]------------ | [ 49.048738][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 49.048984][ T12] Modules linked in: ip6_gre ip_gre gre | [ 49.049413][ T12] Tainted: [W]=WARN [ 49.049509][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.049676][ T12] Workqueue: netns cleanup_net [ 49.049810][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.049971][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.050429][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 49.050596][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b000 RCX: 1ff4000000018ed5 [ 49.050781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b0bc [ 49.050966][ T12] RBP: ff11000005044000 R08: 1fe22000004f1619 R09: ff11000001aed1d0 [ 49.051151][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 49.051336][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 49.051536][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 49.051767][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.051921][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 49.052106][ T12] PKRU: 55555554 [ 49.052201][ T12] Call Trace: [ 49.052295][ T12] [ 49.052365][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 49.052523][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 49.052687][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 49.052812][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 49.052939][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.053064][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 49.053190][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 49.053361][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 49.053487][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 49.053620][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.053745][ T12] cleanup_net (net/core/net_namespace.c:702) [ 49.053869][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 49.053992][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 49.054117][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 49.054241][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.054372][ T12] process_one_work (kernel/workqueue.c:3314) [ 49.054501][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 49.054634][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.054762][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 49.054890][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 49.055015][ T12] kthread (kernel/kthread.c:436) [ 49.055108][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.055261][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 49.055394][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 49.055520][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 49.055683][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 49.055810][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 49.055934][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 49.061511][ T1111] ------------[ cut here ]------------ | [ 49.061673][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1111 | [ 49.061953][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.062391][ T1111] Tainted: [W]=WARN [ 49.062500][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.062682][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.062860][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.063358][ T1111] RSP: 0018:ffa0000000e9f8f8 EFLAGS: 00010286 [ 49.063538][ T1111] RAX: 00000000ffffffa6 RBX: ff110000028fec80 RCX: 1ff40000001d3ee5 [ 49.063753][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fed3c [ 49.063961][ T1111] RBP: ff1100000e8fc000 R08: 1fe220000051fda9 R09: ff11000010112e80 [ 49.064169][ T1111] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 49.064385][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8fc000 [ 49.064604][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 49.064847][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.065022][ T1111] CR2: 00007f973c8fcc20 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.065231][ T1111] PKRU: 55555554 [ 49.065335][ T1111] Call Trace: [ 49.065447][ T1111] [ 49.065519][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.065673][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.065814][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.065920][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.066070][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.066242][ T1111] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.066390][ T1111] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.066528][ T1111] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.066684][ T1111] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.066828][ T1111] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.066968][ T1111] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.067108][ T1111] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 49.067249][ T1111] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 49.067396][ T1111] vti_init_net (net/ipv4/ip_vti.c:517) [ 49.067538][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.067654][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.067761][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.067900][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.068042][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.068188][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.068329][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.068477][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.068627][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.068766][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.068906][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.069044][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.069190][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.069336][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.069483][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.069629][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.069775][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.069917][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.070056][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.070227][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.070377][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.070882][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.071093][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.071303][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.071515][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.071730][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.071940][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.090416][ T1111] ------------[ cut here ]------------ | [ 49.090579][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1111 | [ 49.090856][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.091272][ T1111] Tainted: [W]=WARN [ 49.091381][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.091550][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.091734][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.092229][ T1111] RSP: 0018:ffa0000000e9fa78 EFLAGS: 00010286 [ 49.092405][ T1111] RAX: 00000000ffffffa6 RBX: ff110000028b23c0 RCX: 1ff40000001d3f15 [ 49.092621][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b247c [ 49.092825][ T1111] RBP: ff1100000fe84000 R08: 1fe2200000516491 R09: ff11000010112e80 [ 49.093025][ T1111] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 49.093226][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe84000 [ 49.093436][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 49.093686][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.093857][ T1111] CR2: 00007f973c8fcc20 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.094060][ T1111] PKRU: 55555554 [ 49.094160][ T1111] Call Trace: [ 49.094260][ T1111] [ 49.094331][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.094473][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.094617][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.094721][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.094859][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.095026][ T1111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.095164][ T1111] register_netdev (net/core/dev.c:11552) [ 49.095299][ T1111] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 49.095442][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.095547][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.095660][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.095797][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.095933][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.096071][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.096211][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.096355][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.096492][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.096638][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.096777][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.096912][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.097049][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.097191][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.097327][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.097469][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.097615][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.097749][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.097886][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.098054][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.098195][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.098692][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.098898][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.099098][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.099299][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.099506][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.099717][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.104039][ T1111] ------------[ cut here ]------------ | [ 49.104178][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1111 | [ 49.104451][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.106542][ T1111] Tainted: [W]=WARN [ 49.106654][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.106824][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.106999][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.107483][ T1111] RSP: 0018:ffa0000000e9fa68 EFLAGS: 00010286 [ 49.107661][ T1111] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff40000001d3f13 [ 49.107862][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 49.108073][ T1111] RBP: ff110000058a9000 R08: 1fe22000004f15e1 R09: ff11000010112e80 [ 49.108274][ T1111] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 49.108483][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058a9000 [ 49.108697][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 49.108935][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.109107][ T1111] CR2: 00007f973c8fcc20 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.109313][ T1111] PKRU: 55555554 [ 49.109424][ T1111] Call Trace: [ 49.109525][ T1111] [ 49.109612][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.109748][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.109885][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.109989][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.110126][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.110297][ T1111] register_netdev (net/core/dev.c:11552) [ 49.110445][ T1111] sit_init_net (net/ipv6/sit.c:1860) [ 49.110594][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.110698][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.110801][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.110935][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.111069][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.111206][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.111342][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.111485][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.111629][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.111770][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.111905][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.112041][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.112177][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.112319][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.112459][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.112606][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.112742][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.112878][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.113012][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.113179][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.113320][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.113827][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.114029][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.114230][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.114439][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.114655][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.114855][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.126046][ T1111] ------------[ cut here ]------------ | [ 49.126201][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1111 | [ 49.126502][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.126946][ T1111] Tainted: [W]=WARN [ 49.127050][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.127219][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.127400][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.127906][ T1111] RSP: 0018:ffa0000000e9fa78 EFLAGS: 00010286 [ 49.128079][ T1111] RAX: 00000000ffffffa6 RBX: ff1100000bde03c0 RCX: 1ff40000001d3f15 [ 49.128284][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde047c [ 49.128495][ T1111] RBP: ff1100000ee6c000 R08: 1fe22000017bc091 R09: ff11000010112e80 [ 49.128707][ T1111] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 49.128911][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee6c000 [ 49.129119][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 49.129368][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.129541][ T1111] CR2: 000055f6a147d130 CR3: 0000000004d0b006 CR4: 0000000000771ef0 [ 49.129760][ T1111] PKRU: 55555554 [ 49.129863][ T1111] Call Trace: [ 49.129965][ T1111] [ 49.130037][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.130176][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.130312][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.130422][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.130559][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.130738][ T1111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.130876][ T1111] register_netdev (net/core/dev.c:11552) [ 49.131010][ T1111] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 49.131149][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.131254][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.131362][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.131507][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.131657][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.131795][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.131933][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.132073][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.132220][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.132361][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.132498][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.132645][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.132781][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.132918][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.133058][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.133197][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.133333][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.133476][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.133621][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.133788][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.133930][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.134479][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.134695][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.134898][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.135101][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.135302][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.135572][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.139646][ T1111] ------------[ cut here ]------------ | [ 49.139791][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1111 | [ 49.140059][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.140480][ T1111] Tainted: [W]=WARN [ 49.140593][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.140761][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.140935][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.141422][ T1111] RSP: 0018:ffa0000000e9f918 EFLAGS: 00010286 [ 49.141611][ T1111] RAX: 00000000ffffffa6 RBX: ff110000057bb380 RCX: 1ff40000001d3ee9 [ 49.141816][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb43c [ 49.142017][ T1111] RBP: ff1100000fe61000 R08: 1fe2200000af7689 R09: ff11000010112e80 [ 49.142221][ T1111] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 49.142969][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe61000 [ 49.143174][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 49.143470][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.143709][ T1111] CR2: 000055f6a147d130 CR3: 0000000004d0b006 CR4: 0000000000771ef0 [ 49.143922][ T1111] PKRU: 55555554 [ 49.144023][ T1111] Call Trace: [ 49.144139][ T1111] [ 49.144211][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.144405][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.144544][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.144655][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.144793][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.144964][ T1111] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.145102][ T1111] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.145236][ T1111] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.145430][ T1111] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.145573][ T1111] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.145714][ T1111] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.145851][ T1111] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.145988][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.146091][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.146193][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.146327][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.146518][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.146664][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.146801][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.146940][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.147076][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.147210][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.147345][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.147536][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.147680][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.147822][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.147958][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.148092][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.148226][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.148417][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.148552][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.148728][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.148869][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.149419][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.149631][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.149832][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.150035][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.150241][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.150501][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.155516][ T1111] ------------[ cut here ]------------ | [ 49.155717][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1111 | [ 49.156034][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.156587][ T1111] Tainted: [W]=WARN [ 49.156749][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.156971][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.157199][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.157765][ T1111] RSP: 0018:ffa0000000e9f918 EFLAGS: 00010286 [ 49.157988][ T1111] RAX: 00000000ffffffa6 RBX: ff11000007886200 RCX: 1ff40000001d3ee9 [ 49.158240][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000078862bc [ 49.158502][ T1111] RBP: ff110000050c9000 R08: 1fe2200000f10c59 R09: ff11000010112e80 [ 49.158779][ T1111] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.159032][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c9000 [ 49.159287][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.159601][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.159834][ T1111] CR2: 000055f6c13a7b58 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.160112][ T1111] PKRU: 55555554 [ 49.160271][ T1111] Call Trace: [ 49.160437][ T1111] [ 49.160560][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.160771][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.160960][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.161120][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.161308][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.161540][ T1111] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.161746][ T1111] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.161937][ T1111] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.162124][ T1111] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.162316][ T1111] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.162526][ T1111] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.162740][ T1111] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.162931][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.163090][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.163248][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.163450][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.163660][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.163855][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.164051][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.164247][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.164452][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.164658][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.164847][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.165034][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.165222][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.165431][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.165637][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.165828][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.166018][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.166205][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.166404][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.166642][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.166836][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.167391][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.167662][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.167919][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.168169][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.168435][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.168707][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.173768][ T1111] ------------[ cut here ]------------ | [ 49.173954][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1111 | [ 49.174274][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.174892][ T1111] Tainted: [W]=WARN [ 49.175053][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.175273][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.175518][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.176072][ T1111] RSP: 0018:ffa0000000e9f918 EFLAGS: 00010286 [ 49.176295][ T1111] RAX: 00000000ffffffa6 RBX: ff1100000cf50580 RCX: 1ff40000001d3ee9 [ 49.176563][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5063c [ 49.176838][ T1111] RBP: ff1100000e849000 R08: 1fe22000019ea0c9 R09: ff11000010112e80 [ 49.177098][ T1111] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.177366][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e849000 [ 49.177638][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.177941][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.178161][ T1111] CR2: 000055f6c13a7b58 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.178433][ T1111] PKRU: 55555554 [ 49.178600][ T1111] Call Trace: [ 49.178758][ T1111] [ 49.178879][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.179067][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.179259][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.179430][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.179635][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.179857][ T1111] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.180045][ T1111] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.180235][ T1111] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.180436][ T1111] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.180649][ T1111] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.180847][ T1111] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.181041][ T1111] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.181230][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.181401][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.181559][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.181762][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.181955][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.182152][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.182342][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.182549][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.182755][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.182943][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.183129][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.183316][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.183525][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.183736][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.183923][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.184110][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.184298][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.184502][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.184709][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.184928][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.185126][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.185691][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.185948][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.186209][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.186478][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.186753][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.187005][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.192115][ T1111] ------------[ cut here ]------------ | [ 49.192303][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1111 | [ 49.192656][ T1111] Modules linked in: ip6_gre ip_gre gre | [ 49.193186][ T1111] Tainted: [W]=WARN [ 49.193342][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.193591][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.193828][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.194381][ T1111] RSP: 0018:ffa0000000e9fa70 EFLAGS: 00010286 [ 49.194621][ T1111] RAX: 00000000ffffffa6 RBX: ff11000007887c40 RCX: 1ff40000001d3f14 [ 49.194882][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000007887cfc [ 49.195142][ T1111] RBP: ff1100000a3ec000 R08: 1fe2200000f10fa1 R09: ff11000010112e80 [ 49.195414][ T1111] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.195693][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3ec000 [ 49.195953][ T1111] FS: 00007f973c6fb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.196249][ T1111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.196491][ T1111] CR2: 000055f6c13a7b58 CR3: 0000000004d0b003 CR4: 0000000000771ef0 [ 49.196769][ T1111] PKRU: 55555554 [ 49.196926][ T1111] Call Trace: [ 49.197082][ T1111] [ 49.197206][ T1111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.197413][ T1111] ? notifier_call_chain (kernel/notifier.c:85) [ 49.197620][ T1111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.197781][ T1111] register_netdevice (net/core/dev.c:11488) [ 49.197975][ T1111] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.198197][ T1111] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.198404][ T1111] register_netdev (net/core/dev.c:11552) [ 49.198606][ T1111] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 49.198812][ T1111] ops_init (net/core/net_namespace.c:137) [ 49.198975][ T1111] setup_net (net/core/net_namespace.c:446) [ 49.199132][ T1111] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.199321][ T1111] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.199528][ T1111] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.199742][ T1111] copy_net_ns (net/core/net_namespace.c:579) [ 49.199937][ T1111] create_new_namespaces (kernel/nsproxy.c:132) [ 49.200129][ T1111] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.200324][ T1111] ksys_unshare (kernel/fork.c:3243) [ 49.200530][ T1111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.200737][ T1111] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.200929][ T1111] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.201122][ T1111] ? __ia32_sys_open (fs/open.c:1374) [ 49.201315][ T1111] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.201521][ T1111] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.201737][ T1111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.201935][ T1111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.202128][ T1111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.202319][ T1111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.202558][ T1111] RIP: 0033:0x7f973c9bdbcb [ 49.202776][ T1111] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.203320][ T1111] RSP: 002b:00007ffd84e54db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.203604][ T1111] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f973c9bdbcb [ 49.203868][ T1111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.204126][ T1111] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.204403][ T1111] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd84e56fe0 [ 49.204680][ T1111] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd84e58877 | [ 49.247667][ T1112] ------------[ cut here ]------------ | [ 49.247873][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.248199][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.248755][ T1112] Tainted: [W]=WARN [ 49.248912][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.249133][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.249377][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.249931][ T1112] RSP: 0018:ffa0000000e5fa80 EFLAGS: 00010286 [ 49.250154][ T1112] RAX: 00000000ffffffa6 RBX: ff110000126751c0 RCX: 1ff40000001cbf16 [ 49.250420][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001267527c [ 49.250696][ T1112] RBP: ff11000010391000 R08: 1fe22000024cea51 R09: ff11000010115180 [ 49.250948][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.251201][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010391000 [ 49.251471][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.251775][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.251997][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.252255][ T1112] PKRU: 55555554 [ 49.252422][ T1112] Call Trace: [ 49.252583][ T1112] [ 49.252715][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.252904][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.253092][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.253248][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.253451][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.253695][ T1112] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.253883][ T1112] register_netdev (net/core/dev.c:11552) [ 49.254071][ T1112] loopback_net_init (drivers/net/loopback.c:218) [ 49.254260][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.254430][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.254595][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.254787][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.254977][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.255167][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.255370][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.255560][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.255765][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.255953][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.256139][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.256330][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.256533][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.256741][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.256928][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.257115][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.257302][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.257503][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.257711][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.257936][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.258128][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.258703][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.258957][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.259209][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.259476][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.259746][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.259998][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.264939][ T1112] ------------[ cut here ]------------ | [ 49.265124][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.265458][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.265992][ T1112] Tainted: [W]=WARN [ 49.266143][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.266923][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.267218][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.267860][ T1112] RSP: 0018:ffa0000000e5f918 EFLAGS: 00010286 [ 49.268137][ T1112] RAX: 00000000ffffffa6 RBX: ff1100000b3fbc40 RCX: 1ff40000001cbee9 [ 49.268461][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b3fbcfc [ 49.268849][ T1112] RBP: ff1100000fadc000 R08: 1fe220000167f7a1 R09: ff11000010115180 [ 49.269155][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.269475][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fadc000 [ 49.269801][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.270142][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.270431][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.270760][ T1112] PKRU: 55555554 [ 49.270965][ T1112] Call Trace: [ 49.271170][ T1112] [ 49.271410][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.271666][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.271910][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.272119][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.272453][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.272747][ T1112] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.272990][ T1112] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.273232][ T1112] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.273444][ T1112] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.273649][ T1112] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.273836][ T1112] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.274023][ T1112] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.274210][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.274380][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.274534][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.274733][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.274922][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.275109][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.275296][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.275499][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.275706][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.275892][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.276095][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.276287][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.276488][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.276696][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.276880][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.277065][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.277252][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.277455][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.277664][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.277881][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.278069][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.278613][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.278876][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.279134][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.279400][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.279673][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.279928][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.284472][ T1112] ------------[ cut here ]------------ | [ 49.284667][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.284990][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.285521][ T1112] Tainted: [W]=WARN [ 49.285695][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.285919][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.286147][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.287279][ T1112] RSP: 0018:ffa0000000e5f8f8 EFLAGS: 00010286 [ 49.287607][ T1112] RAX: 00000000ffffffa6 RBX: ff1100000b3fac80 RCX: 1ff40000001cbee5 [ 49.287930][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b3fad3c [ 49.288241][ T1112] RBP: ff1100001025c000 R08: 1fe220000167f5a9 R09: ff11000010115180 [ 49.288564][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.288894][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001025c000 [ 49.289214][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.289594][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.289884][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.290199][ T1112] PKRU: 55555554 [ 49.290425][ T1112] Call Trace: [ 49.290656][ T1112] [ 49.290842][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.291090][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.291336][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.291564][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.291831][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.292110][ T1112] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.292372][ T1112] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.292642][ T1112] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.292888][ T1112] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.293135][ T1112] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.293397][ T1112] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.293661][ T1112] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 49.293912][ T1112] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 49.294144][ T1112] vti_init_net (net/ipv4/ip_vti.c:517) [ 49.294333][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.294510][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.294688][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.294881][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.295072][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.295267][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.295478][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.295689][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.295883][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.296073][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.296268][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.296471][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.296682][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.296875][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.297063][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.297253][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.297456][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.297663][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.297852][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.298073][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.298267][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.298846][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.299102][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.299369][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.299645][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.299905][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.300160][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.305040][ T1112] ------------[ cut here ]------------ | [ 49.305225][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.305556][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.306098][ T1112] Tainted: [W]=WARN [ 49.306250][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.307037][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.307330][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.307951][ T1112] RSP: 0018:ffa0000000e5fa78 EFLAGS: 00010286 [ 49.308229][ T1112] RAX: 00000000ffffffa6 RBX: ff11000012675e00 RCX: 1ff40000001cbf15 [ 49.308564][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012675ebc [ 49.308892][ T1112] RBP: ff1100000f914000 R08: 1fe22000024cebd9 R09: ff11000010115180 [ 49.309204][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.309527][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f914000 [ 49.309859][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.310201][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.310495][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.310826][ T1112] PKRU: 55555554 [ 49.311033][ T1112] Call Trace: [ 49.311239][ T1112] [ 49.311428][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.311683][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.311926][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.312135][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.312397][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.312687][ T1112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.312935][ T1112] register_netdev (net/core/dev.c:11552) [ 49.313176][ T1112] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 49.313433][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.313659][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.313863][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.314048][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.314235][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.314439][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.314647][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.314840][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.315030][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.315215][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.315421][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.315623][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.315816][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.316004][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.316191][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.316389][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.316584][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.316779][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.316971][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.317187][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.317393][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.317936][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.318192][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.318459][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.318727][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.318976][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.319229][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.324108][ T1112] ------------[ cut here ]------------ | [ 49.324296][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.324643][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.325157][ T1112] Tainted: [W]=WARN [ 49.325309][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.326093][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.326396][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.326998][ T1112] RSP: 0018:ffa0000000e5fa68 EFLAGS: 00010286 [ 49.327274][ T1112] RAX: 00000000ffffffa6 RBX: ff1100000d8f2e40 RCX: 1ff40000001cbf13 [ 49.327626][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8f2efc [ 49.327935][ T1112] RBP: ff11000004f59000 R08: 1fe2200001b1e5e1 R09: ff11000010115180 [ 49.328240][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.328558][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f59000 [ 49.328889][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.329229][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.329519][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.329850][ T1112] PKRU: 55555554 [ 49.330055][ T1112] Call Trace: [ 49.330264][ T1112] [ 49.330455][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.330717][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.330962][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.331170][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.331425][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.331721][ T1112] register_netdev (net/core/dev.c:11552) [ 49.331960][ T1112] sit_init_net (net/ipv6/sit.c:1860) [ 49.332204][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.332425][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.332602][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.332790][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.332976][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.333163][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.333366][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.333558][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.333765][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.333952][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.334137][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.334322][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.334523][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.334731][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.334919][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.335103][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.335288][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.335486][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.335693][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.335913][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.336103][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.336657][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.336910][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.337161][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.337428][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.337695][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.337944][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.350304][ T1112] ------------[ cut here ]------------ | [ 49.350499][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.350833][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.351349][ T1112] Tainted: [W]=WARN [ 49.351512][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.351747][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.351972][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.352504][ T1112] RSP: 0018:ffa0000000e5fa78 EFLAGS: 00010286 [ 49.352745][ T1112] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff40000001cbf15 [ 49.352994][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 49.353241][ T1112] RBP: ff11000010294000 R08: 1fe2200001430ef9 R09: ff11000010115180 [ 49.353501][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.353770][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010294000 [ 49.354024][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.354307][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.354538][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.354804][ T1112] PKRU: 55555554 [ 49.354953][ T1112] Call Trace: [ 49.355102][ T1112] [ 49.355222][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.355422][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.355623][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.355778][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.355963][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.356177][ T1112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.356381][ T1112] register_netdev (net/core/dev.c:11552) [ 49.356577][ T1112] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 49.356773][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.356927][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.357079][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.357262][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.357466][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.357674][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.357866][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.358056][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.358244][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.358445][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.358651][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.358844][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.359033][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.359219][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.359415][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.359613][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.359805][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.359993][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.360179][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.360409][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.360611][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.361137][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.361402][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.361673][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.361927][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.362180][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.362447][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.366918][ T1112] ------------[ cut here ]------------ | [ 49.367102][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.367433][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.367966][ T1112] Tainted: [W]=WARN [ 49.368120][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.368337][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.368587][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.369122][ T1112] RSP: 0018:ffa0000000e5f918 EFLAGS: 00010286 [ 49.369343][ T1112] RAX: 00000000ffffffa6 RBX: ff1100000a186900 RCX: 1ff40000001cbee9 [ 49.369625][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1869bc [ 49.369878][ T1112] RBP: ff1100000fd11000 R08: 1fe2200001430d39 R09: ff11000010115180 [ 49.370128][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.370393][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd11000 [ 49.370665][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.370952][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.371171][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.371438][ T1112] PKRU: 55555554 [ 49.371600][ T1112] Call Trace: [ 49.371757][ T1112] [ 49.371881][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.372070][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.372257][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.372427][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.372626][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.372848][ T1112] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.373036][ T1112] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.373224][ T1112] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.373424][ T1112] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.373630][ T1112] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.373819][ T1112] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.374009][ T1112] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.374197][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.374368][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.374524][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.374734][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.374923][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.375113][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.375302][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.375506][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.375717][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.375907][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.376094][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.376282][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.376484][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.376699][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.376891][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.377078][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.377264][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.377466][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.377675][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.377896][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.378088][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.378651][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.378911][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.379166][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.379432][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.379707][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.379958][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.386001][ T1112] ------------[ cut here ]------------ | [ 49.386211][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.386553][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.387103][ T1112] Tainted: [W]=WARN [ 49.387258][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.387561][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.387874][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.388480][ T1112] RSP: 0018:ffa0000000e5f918 EFLAGS: 00010286 [ 49.388792][ T1112] RAX: 00000000ffffffa6 RBX: ff1100000b31d8c0 RCX: 1ff40000001cbee9 [ 49.389106][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d97c [ 49.389434][ T1112] RBP: ff11000009201000 R08: 1fe2200001663b31 R09: ff11000010115180 [ 49.389765][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.390074][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009201000 [ 49.390404][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.390774][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.391060][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.391390][ T1112] PKRU: 55555554 [ 49.391625][ T1112] Call Trace: [ 49.391839][ T1112] [ 49.392020][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.392268][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.392528][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.392763][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.393011][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.393289][ T1112] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.393550][ T1112] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.393815][ T1112] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.394061][ T1112] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.394312][ T1112] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.394586][ T1112] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.394844][ T1112] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.395093][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.395308][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.395534][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.395799][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.396048][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.396299][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.396563][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.396834][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.397084][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.397282][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.397486][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.397697][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.397890][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.398083][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.398271][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.398474][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.398687][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.398879][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.399072][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.399294][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.399505][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.400061][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.400319][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.400599][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.400862][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.401117][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.401386][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.407017][ T1112] ------------[ cut here ]------------ | [ 49.407207][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.407543][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.408082][ T1112] Tainted: [W]=WARN [ 49.408238][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.409033][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.409331][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.409960][ T1112] RSP: 0018:ffa0000000e5f918 EFLAGS: 00010286 [ 49.410241][ T1112] RAX: 00000000ffffffa6 RBX: ff11000004dad8c0 RCX: 1ff40000001cbee9 [ 49.410584][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dad97c [ 49.410904][ T1112] RBP: ff1100000ec71000 R08: 1fe22000009b5b31 R09: ff11000010115180 [ 49.411214][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.411547][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec71000 [ 49.411881][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.412228][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.412523][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.412858][ T1112] PKRU: 55555554 [ 49.413069][ T1112] Call Trace: [ 49.413279][ T1112] [ 49.413471][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.413736][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.413983][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.414197][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.414459][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.414757][ T1112] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.415005][ T1112] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 49.415251][ T1112] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 49.415511][ T1112] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 49.415776][ T1112] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 49.416023][ T1112] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 49.416245][ T1112] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 49.416450][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.416622][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.416784][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.416970][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.417160][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.417369][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.417562][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.417776][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.417966][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.418156][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.418360][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.418550][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.418757][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.418952][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.419140][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.419328][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.419535][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.419740][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.419930][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.420154][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.420362][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.420908][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.421165][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.421437][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.421709][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.421964][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.422217][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.427362][ T1112] ------------[ cut here ]------------ | [ 49.427549][ T1112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1112 | [ 49.427894][ T1112] Modules linked in: ip6_gre ip_gre gre | [ 49.428999][ T1112] Tainted: [W]=WARN [ 49.429218][ T1112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.429516][ T1112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.429833][ T1112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.430444][ T1112] RSP: 0018:ffa0000000e5fa70 EFLAGS: 00010286 [ 49.430751][ T1112] RAX: 00000000ffffffa6 RBX: ff11000004dac3c0 RCX: 1ff40000001cbf14 [ 49.431069][ T1112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dac47c [ 49.431407][ T1112] RBP: ff11000009b14000 R08: 1fe22000009b5891 R09: ff11000010115180 [ 49.431740][ T1112] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 49.432053][ T1112] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b14000 [ 49.432383][ T1112] FS: 00007f43fe236840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.432758][ T1112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.433042][ T1112] CR2: 00007f43fe5af493 CR3: 0000000004d01005 CR4: 0000000000771ef0 [ 49.433374][ T1112] PKRU: 55555554 [ 49.433605][ T1112] Call Trace: [ 49.433819][ T1112] [ 49.434000][ T1112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.434251][ T1112] ? notifier_call_chain (kernel/notifier.c:85) [ 49.434513][ T1112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.434749][ T1112] register_netdevice (net/core/dev.c:11488) [ 49.434999][ T1112] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 49.435278][ T1112] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.435541][ T1112] register_netdev (net/core/dev.c:11552) [ 49.435804][ T1112] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 49.436048][ T1112] ops_init (net/core/net_namespace.c:137) [ 49.436205][ T1112] setup_net (net/core/net_namespace.c:446) [ 49.436376][ T1112] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 49.436565][ T1112] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 49.436777][ T1112] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 49.436968][ T1112] copy_net_ns (net/core/net_namespace.c:579) [ 49.437159][ T1112] create_new_namespaces (kernel/nsproxy.c:132) [ 49.437369][ T1112] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 49.437560][ T1112] ksys_unshare (kernel/fork.c:3243) [ 49.437771][ T1112] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.437960][ T1112] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 49.438150][ T1112] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 49.438342][ T1112] ? __ia32_sys_open (fs/open.c:1374) [ 49.438550][ T1112] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 49.438761][ T1112] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 49.438951][ T1112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.439142][ T1112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.439332][ T1112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.439538][ T1112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.439776][ T1112] RIP: 0033:0x7f43fe4f8bcb [ 49.439971][ T1112] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 49.440527][ T1112] RSP: 002b:00007ffc20e98be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 49.440801][ T1112] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f43fe4f8bcb [ 49.441055][ T1112] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 49.441313][ T1112] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 49.441590][ T1112] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc20e9ae10 [ 49.441850][ T1112] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc20e9b877 | [ 49.480173][ T1113] ------------[ cut here ]------------ | [ 49.480330][ T1113] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1113 | [ 49.480997][ T1113] Modules linked in: ip6_gre ip_gre gre | [ 49.481434][ T1113] Tainted: [W]=WARN [ 49.481544][ T1113] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.481728][ T1113] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.481907][ T1113] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.482398][ T1113] RSP: 0018:ffa0000000eaee30 EFLAGS: 00010286 [ 49.482581][ T1113] RAX: 00000000ffffffa6 RBX: ff1100000fb2f380 RCX: 1ff40000001d5d8c [ 49.482790][ T1113] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f43c [ 49.482995][ T1113] RBP: ff11000005014000 R08: 1fe2200001f65e89 R09: ff1100000ffd5180 [ 49.483199][ T1113] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 49.483412][ T1113] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bef9588 [ 49.483631][ T1113] FS: 00007fba75ee1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 49.483875][ T1113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.484052][ T1113] CR2: 000000000042ebe0 CR3: 0000000004f52002 CR4: 0000000000771ef0 [ 49.484262][ T1113] PKRU: 55555554 [ 49.484372][ T1113] Call Trace: [ 49.484477][ T1113] [ 49.484549][ T1113] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.484699][ T1113] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.484805][ T1113] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 49.484978][ T1113] __dev_notify_flags (net/core/dev.c:9787) [ 49.485121][ T1113] ? netif_change_name (net/core/dev.c:1495) [ 49.485258][ T1113] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.485400][ T1113] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.485541][ T1113] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.485691][ T1113] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 49.485832][ T1113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.485971][ T1113] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 49.486111][ T1113] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 49.486249][ T1113] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 49.486397][ T1113] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 49.486544][ T1113] veth_newlink (drivers/net/veth.c:1871) [ 49.486696][ T1113] ? veth_poll_controller (drivers/net/veth.c:1470) [ 49.486834][ T1113] ? kasan_save_stack (mm/kasan/common.c:57) [ 49.486975][ T1113] ? kasan_save_track (mm/kasan/common.c:78) [ 49.487113][ T1113] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 49.487268][ T1113] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 49.487414][ T1113] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 49.487557][ T1113] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 49.487707][ T1113] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.487847][ T1113] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 49.487986][ T1113] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 49.488125][ T1113] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 49.488264][ T1113] ? __dev_get_by_name (net/core/dev.c:883) [ 49.488408][ T1113] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 49.488553][ T1113] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 49.488706][ T1113] rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.488849][ T1113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.488988][ T1113] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.489126][ T1113] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.489264][ T1113] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.489408][ T1113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.489553][ T1113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.489700][ T1113] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.489844][ T1113] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.489983][ T1113] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.490121][ T1113] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.490259][ T1113] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.490405][ T1113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.490544][ T1113] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.490692][ T1113] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.490829][ T1113] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.490969][ T1113] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.491112][ T1113] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.491251][ T1113] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.491399][ T1113] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.491542][ T1113] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.491692][ T1113] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.491834][ T1113] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.491978][ T1113] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.492119][ T1113] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.492261][ T1113] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.492408][ T1113] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.492549][ T1113] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.492731][ T1113] ? move_addr_to_kernel (net/socket.c:258) [ 49.492875][ T1113] ___sys_sendmsg (net/socket.c:2752) [ 49.493015][ T1113] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.493162][ T1113] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.493340][ T1113] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 49.493488][ T1113] __sys_sendmsg (net/socket.c:2784) [ 49.493641][ T1113] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.493787][ T1113] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 49.493927][ T1113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.494070][ T1113] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.494215][ T1113] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.494361][ T1113] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.494560][ T1113] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.494937][ T1113] RIP: 0033:0x7fba7611b08e [ 49.495173][ T1113] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.495882][ T1113] RSP: 002b:00007ffeb335f840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.496176][ T1113] RAX: ffffffffffffffda RBX: 00007ffeb335fff0 RCX: 00007fba7611b08e [ 49.496525][ T1113] RDX: 0000000000000000 RSI: 00007ffeb335f8f0 RDI: 0000000000000005 [ 49.496834][ T1113] RBP: 00007ffeb335f850 R08: 0000000000000000 R09: 0000000000000000 [ 49.497130][ T1113] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe3 [ 49.497470][ T1113] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb335ffb0 | [ 49.508163][ T1113] ------------[ cut here ]------------ | [ 49.508321][ T1113] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1113 | [ 49.508625][ T1113] Modules linked in: ip6_gre ip_gre gre | [ 49.509060][ T1113] Tainted: [W]=WARN [ 49.509168][ T1113] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.509342][ T1113] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.509530][ T1113] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.510039][ T1113] RSP: 0018:ffa0000000eaf1b0 EFLAGS: 00010286 [ 49.510215][ T1113] RAX: 00000000ffffffa6 RBX: ff1100000d4818c0 RCX: 1ff40000001d5dfc [ 49.510428][ T1113] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d48197c [ 49.510686][ T1113] RBP: ff11000005011000 R08: 1fe2200001a90331 R09: ff1100000ffd5180 [ 49.511003][ T1113] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 49.511212][ T1113] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 49.511427][ T1113] FS: 00007fba75ee1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 49.511776][ T1113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.511952][ T1113] CR2: 000000000042ebe0 CR3: 0000000004f52002 CR4: 0000000000771ef0 [ 49.512164][ T1113] PKRU: 55555554 [ 49.512365][ T1113] Call Trace: [ 49.512473][ T1113] [ 49.512545][ T1113] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.512710][ T1113] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.512823][ T1113] __dev_notify_flags (net/core/dev.c:9787) [ 49.513065][ T1113] ? netif_change_name (net/core/dev.c:1495) [ 49.513206][ T1113] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 49.513899][ T1113] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 49.514050][ T1113] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 49.514193][ T1113] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 49.514334][ T1113] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 49.514538][ T1113] ? __dev_get_by_name (net/core/dev.c:883) [ 49.514747][ T1113] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 49.515027][ T1113] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 49.515266][ T1113] rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.515687][ T1113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.515965][ T1113] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.516168][ T1113] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.516659][ T1113] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.516962][ T1113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.517220][ T1113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.517606][ T1113] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.517832][ T1113] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.518156][ T1113] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.518533][ T1113] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.518836][ T1113] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.519068][ T1113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.519209][ T1113] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.519424][ T1113] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.519565][ T1113] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.519723][ T1113] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.519864][ T1113] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.520008][ T1113] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.520258][ T1113] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.520666][ T1113] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.520920][ T1113] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.521185][ T1113] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.521582][ T1113] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.521797][ T1113] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.522101][ T1113] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.522317][ T1113] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.522714][ T1113] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.523062][ T1113] ? move_addr_to_kernel (net/socket.c:258) [ 49.523277][ T1113] ___sys_sendmsg (net/socket.c:2752) [ 49.523686][ T1113] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.523973][ T1113] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.524306][ T1113] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 49.524684][ T1113] __sys_sendmsg (net/socket.c:2784) [ 49.524964][ T1113] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.525300][ T1113] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 49.525795][ T1113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.526116][ T1113] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.526626][ T1113] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.526946][ T1113] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.527267][ T1113] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.527838][ T1113] RIP: 0033:0x7fba7611b08e [ 49.528169][ T1113] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.529484][ T1113] RSP: 002b:00007ffeb335f840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.529973][ T1113] RAX: ffffffffffffffda RBX: 00007ffeb335fff0 RCX: 00007fba7611b08e [ 49.530544][ T1113] RDX: 0000000000000000 RSI: 00007ffeb335f8f0 RDI: 0000000000000005 [ 49.530898][ T1113] RBP: 00007ffeb335f850 R08: 0000000000000000 R09: 0000000000000000 [ 49.531122][ T1113] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe3 [ 49.531329][ T1113] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb335ffb0 | [ 49.556718][ T1114] ------------[ cut here ]------------ | [ 49.556914][ T1114] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1114 | [ 49.557237][ T1114] Modules linked in: ip6_gre ip_gre gre | [ 49.557793][ T1114] Tainted: [W]=WARN [ 49.557945][ T1114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.558164][ T1114] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.558695][ T1114] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.559222][ T1114] RSP: 0018:ffa0000000eaf020 EFLAGS: 00010286 [ 49.559460][ T1114] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff40000001d5dca [ 49.559732][ T1114] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 49.559983][ T1114] RBP: ff11000005011000 R08: 1fe2200001663a51 R09: ff1100000ffd2e58 [ 49.560234][ T1114] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 49.560502][ T1114] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 49.560779][ T1114] FS: 00007f800c3a7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.561069][ T1114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.561291][ T1114] CR2: 00000000330d0988 CR3: 0000000004d01002 CR4: 0000000000771ef0 [ 49.561577][ T1114] PKRU: 55555554 [ 49.561741][ T1114] Call Trace: [ 49.561894][ T1114] [ 49.562017][ T1114] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.562212][ T1114] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.562382][ T1114] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 49.562581][ T1114] __dev_notify_flags (net/core/dev.c:9787) [ 49.562781][ T1114] ? netif_change_name (net/core/dev.c:1495) [ 49.562980][ T1114] ? __dev_change_flags (net/core/dev.c:9752) [ 49.563169][ T1114] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 49.563390][ T1114] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.563595][ T1114] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 49.563797][ T1114] netif_change_flags (net/core/dev.c:9820) [ 49.563988][ T1114] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 49.564177][ T1114] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 49.564383][ T1114] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 49.564582][ T1114] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 49.564816][ T1114] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.565008][ T1114] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.565197][ T1114] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 49.565400][ T1114] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 49.565604][ T1114] ? __kernel_text_address (kernel/extable.c:79) [ 49.565798][ T1114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.565989][ T1114] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.566179][ T1114] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 49.566382][ T1114] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.566582][ T1114] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 49.566778][ T1114] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.566965][ T1114] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.567155][ T1114] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 49.567359][ T1114] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 49.567548][ T1114] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 49.567762][ T1114] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 49.567954][ T1114] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 49.568146][ T1114] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 49.568360][ T1114] rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.568552][ T1114] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.568753][ T1114] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.568944][ T1114] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.569131][ T1114] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.569322][ T1114] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.569528][ T1114] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.569737][ T1114] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.569924][ T1114] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.570114][ T1114] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.570301][ T1114] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.570504][ T1114] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.570708][ T1114] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.570898][ T1114] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.571086][ T1114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.571276][ T1114] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.571475][ T1114] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.571685][ T1114] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.571872][ T1114] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.572061][ T1114] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.572254][ T1114] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.572460][ T1114] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.572669][ T1114] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.572863][ T1114] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.573051][ T1114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.573242][ T1114] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.573448][ T1114] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.573657][ T1114] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.573852][ T1114] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.574040][ T1114] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.574227][ T1114] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.574461][ T1114] ? move_addr_to_kernel (net/socket.c:258) [ 49.574671][ T1114] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 49.574860][ T1114] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.575050][ T1114] ___sys_sendmsg (net/socket.c:2752) [ 49.575243][ T1114] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 49.575480][ T1114] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.575701][ T1114] __sys_sendmsg (net/socket.c:2784) [ 49.575889][ T1114] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.576074][ T1114] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 49.576300][ T1114] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 49.576503][ T1114] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.576717][ T1114] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.576905][ T1114] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.577093][ T1114] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.577282][ T1114] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.577520][ T1114] RIP: 0033:0x7f800c5e108e [ 49.577735][ T1114] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.578270][ T1114] RSP: 002b:00007fff05a08430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.578548][ T1114] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f800c5e108e [ 49.578817][ T1114] RDX: 0000000000000000 RSI: 00007fff05a084e0 RDI: 0000000000000005 [ 49.579071][ T1114] RBP: 00007fff05a08440 R08: 0000000000000000 R09: 0000000000000000 [ 49.579326][ T1114] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe3 [ 49.579601][ T1114] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff05a08bb0 | [ 49.620955][ T1115] ------------[ cut here ]------------ | [ 49.621120][ T1115] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1115 | [ 49.621400][ T1115] Modules linked in: ip6_gre ip_gre gre | [ 49.621826][ T1115] Tainted: [W]=WARN [ 49.621936][ T1115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.622108][ T1115] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.622284][ T1115] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.622787][ T1115] RSP: 0018:ffa0000000ecf020 EFLAGS: 00010286 [ 49.622957][ T1115] RAX: 00000000ffffffa6 RBX: ff1100000b62e3c0 RCX: 1ff40000001d9dca [ 49.623161][ T1115] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e47c [ 49.623365][ T1115] RBP: ff11000005014000 R08: 1fe22000016c5c91 R09: ff1100000fe6d158 [ 49.623572][ T1115] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 49.623778][ T1115] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 49.623986][ T1115] FS: 00007f5e2a059840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 49.624230][ T1115] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.624410][ T1115] CR2: 0000000005ae6988 CR3: 000000000c254004 CR4: 0000000000771ef0 [ 49.624625][ T1115] PKRU: 55555554 [ 49.624729][ T1115] Call Trace: [ 49.624831][ T1115] [ 49.624902][ T1115] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.625040][ T1115] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.625144][ T1115] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 49.625280][ T1115] __dev_notify_flags (net/core/dev.c:9787) [ 49.625423][ T1115] ? netif_change_name (net/core/dev.c:1495) [ 49.625560][ T1115] ? __dev_change_flags (net/core/dev.c:9752) [ 49.625712][ T1115] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 49.625847][ T1115] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.625982][ T1115] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 49.626119][ T1115] netif_change_flags (net/core/dev.c:9820) [ 49.626253][ T1115] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 49.626394][ T1115] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 49.626534][ T1115] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 49.626685][ T1115] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 49.626854][ T1115] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.627001][ T1115] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.627135][ T1115] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 49.627273][ T1115] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 49.627498][ T1115] ? __kernel_text_address (kernel/extable.c:79) [ 49.627650][ T1115] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.627794][ T1115] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.627929][ T1115] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 49.628065][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.628198][ T1115] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 49.628332][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.628540][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.628689][ T1115] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 49.628825][ T1115] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 49.628960][ T1115] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 49.629120][ T1115] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 49.629258][ T1115] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 49.629489][ T1115] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 49.629644][ T1115] rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.629783][ T1115] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.629919][ T1115] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.630054][ T1115] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.630189][ T1115] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.630325][ T1115] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.630468][ T1115] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.630614][ T1115] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.630750][ T1115] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.630891][ T1115] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.631028][ T1115] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.631164][ T1115] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.631299][ T1115] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.631439][ T1115] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.631586][ T1115] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.631725][ T1115] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.631861][ T1115] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.632007][ T1115] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.632140][ T1115] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.632274][ T1115] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.632422][ T1115] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.632556][ T1115] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.632707][ T1115] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.632844][ T1115] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.632981][ T1115] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.633117][ T1115] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.633254][ T1115] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.633402][ T1115] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.633542][ T1115] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.633688][ T1115] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.633824][ T1115] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.633993][ T1115] ? move_addr_to_kernel (net/socket.c:258) [ 49.634132][ T1115] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 49.634267][ T1115] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.634414][ T1115] ___sys_sendmsg (net/socket.c:2752) [ 49.634551][ T1115] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 49.634738][ T1115] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.634887][ T1115] __sys_sendmsg (net/socket.c:2784) [ 49.635024][ T1115] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.635160][ T1115] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 49.635331][ T1115] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 49.635475][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.635622][ T1115] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.635757][ T1115] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.635895][ T1115] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.636034][ T1115] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.636202][ T1115] RIP: 0033:0x7f5e2a29308e [ 49.636342][ T1115] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.636847][ T1115] RSP: 002b:00007ffece879260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.637053][ T1115] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e2a29308e [ 49.637256][ T1115] RDX: 0000000000000000 RSI: 00007ffece879310 RDI: 0000000000000005 [ 49.637462][ T1115] RBP: 00007ffece879270 R08: 0000000000000000 R09: 0000000000000000 [ 49.637676][ T1115] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe3 [ 49.637878][ T1115] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffece8799e0 | [ 49.640007][ T46] ------------[ cut here ]------------ | [ 49.640152][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46 | [ 49.640412][ T46] Modules linked in: ip6_gre ip_gre gre | [ 49.640850][ T46] Tainted: [W]=WARN [ 49.640947][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.641105][ T46] Workqueue: events_unbound linkwatch_event [ 49.641269][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.641453][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.641917][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 49.642077][ T46] RAX: 00000000ffffffa6 RBX: ff1100000e9ec3c0 RCX: 1ff4000000065f02 [ 49.642269][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec47c [ 49.642466][ T46] RBP: ff11000005011000 R08: 1fe2200001d3d891 R09: ff110000024a0ba8 [ 49.642667][ T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 49.642852][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 49.643043][ T46] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 49.643263][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.643423][ T46] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 49.643624][ T46] PKRU: 55555554 [ 49.643718][ T46] Call Trace: [ 49.643811][ T46] [ 49.643882][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.644010][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 49.644146][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.644244][ T46] netif_state_change (net/core/dev.c:1605) [ 49.644378][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.644541][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 49.644676][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 49.644801][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.644928][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 49.645053][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 49.645180][ T46] process_one_work (kernel/workqueue.c:3314) [ 49.645312][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 49.645446][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.645589][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 49.645719][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 49.645844][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 49.645970][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 49.646093][ T46] kthread (kernel/kthread.c:436) [ 49.646189][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.646352][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 49.646484][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 49.646621][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 49.646779][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 49.646905][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 49.647032][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 49.701226][ T1117] ------------[ cut here ]------------ | [ 49.701392][ T1117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1117 | [ 49.701680][ T1117] Modules linked in: ip6_gre ip_gre gre | [ 49.702098][ T1117] Tainted: [W]=WARN [ 49.702200][ T1117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.702378][ T1117] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.702557][ T1117] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.703046][ T1117] RSP: 0018:ffa0000000edf150 EFLAGS: 00010286 [ 49.703215][ T1117] RAX: 00000000ffffffa6 RBX: ff1100000bcafa80 RCX: 1ff40000001dbdf0 [ 49.703421][ T1117] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcafb3c [ 49.703632][ T1117] RBP: ff11000005014000 R08: 1fe2200001795f69 R09: ff1100000abf0b58 [ 49.703833][ T1117] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 49.704031][ T1117] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9503c0 [ 49.704232][ T1117] FS: 00007fa373f2e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 49.704484][ T1117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.704663][ T1117] CR2: 00000000004ebb28 CR3: 000000000c254005 CR4: 0000000000771ef0 [ 49.704865][ T1117] PKRU: 55555554 [ 49.704965][ T1117] Call Trace: [ 49.705065][ T1117] [ 49.705136][ T1117] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.705271][ T1117] ? notifier_call_chain (kernel/notifier.c:85) [ 49.705410][ T1117] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.705514][ T1117] netif_state_change (net/core/dev.c:1605) [ 49.705659][ T1117] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.705827][ T1117] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 49.705996][ T1117] linkwatch_sync_dev (net/core/link_watch.c:295) [ 49.706131][ T1117] rtnl_getlink (net/core/rtnetlink.c:4273) [ 49.706265][ T1117] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.706405][ T1117] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.706543][ T1117] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 49.706688][ T1117] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.706821][ T1117] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.706954][ T1117] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.707108][ T1117] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.707242][ T1117] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.707383][ T1117] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.707517][ T1117] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.707665][ T1117] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.707803][ T1117] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.707938][ T1117] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 49.708072][ T1117] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.708209][ T1117] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.708353][ T1117] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.708488][ T1117] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.708631][ T1117] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.708770][ T1117] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.708906][ T1117] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.709041][ T1117] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.709176][ T1117] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.709315][ T1117] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.709457][ T1117] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.709602][ T1117] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.709740][ T1117] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.709875][ T1117] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.710011][ T1117] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.710148][ T1117] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.710284][ T1117] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.710426][ T1117] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.710561][ T1117] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.710708][ T1117] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.710880][ T1117] ? move_addr_to_kernel (net/socket.c:258) [ 49.711014][ T1117] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.711149][ T1117] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 49.711319][ T1117] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.711458][ T1117] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 49.711637][ T1117] ___sys_sendmsg (net/socket.c:2752) [ 49.711771][ T1117] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.711908][ T1117] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.712052][ T1117] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 49.712187][ T1117] ? do_getsockname (net/socket.c:2192) [ 49.712325][ T1117] __sys_sendmsg (net/socket.c:2784) [ 49.712466][ T1117] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.712618][ T1117] ? __sys_getsockname (net/socket.c:2210) [ 49.712753][ T1117] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.712891][ T1117] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.713027][ T1117] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.713163][ T1117] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.713299][ T1117] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.713477][ T1117] RIP: 0033:0x7fa37416808e [ 49.713629][ T1117] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.714111][ T1117] RSP: 002b:00007ffe4b800930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.714317][ T1117] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa37416808e [ 49.714526][ T1117] RDX: 0000000000000000 RSI: 00007ffe4b8009e0 RDI: 0000000000000006 [ 49.714738][ T1117] RBP: 00007ffe4b800940 R08: 0000000000000000 R09: 0000000000000000 [ 49.714939][ T1117] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe3 [ 49.715140][ T1117] R13: 00007ffe4b800a90 R14: 000000000000000d R15: 00007ffe4b80187a | [ 49.818523][ T1120] ------------[ cut here ]------------ | [ 49.818795][ T1120] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1120 | [ 49.819231][ T1120] Modules linked in: ip6_gre ip_gre gre | [ 49.820010][ T1120] Tainted: [W]=WARN [ 49.820177][ T1120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.820602][ T1120] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.820896][ T1120] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.821971][ T1120] RSP: 0018:ffa0000000eef1b0 EFLAGS: 00010286 [ 49.822168][ T1120] RAX: 00000000ffffffa6 RBX: ff1100000aabc3c0 RCX: 1ff40000001dddfc [ 49.822464][ T1120] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabc47c [ 49.822719][ T1120] RBP: ff1100000b5b4000 R08: 1fe2200001557891 R09: ff1100000b858b80 [ 49.822929][ T1120] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 49.823137][ T1120] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 49.823409][ T1120] FS: 00007f12a7722840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 49.823683][ T1120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.823859][ T1120] CR2: 00007f12a791b460 CR3: 000000000c254003 CR4: 0000000000771ef0 [ 49.824069][ T1120] PKRU: 55555554 [ 49.824175][ T1120] Call Trace: [ 49.824279][ T1120] [ 49.824413][ T1120] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.824558][ T1120] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.824726][ T1120] __dev_notify_flags (net/core/dev.c:9787) [ 49.824920][ T1120] ? netif_change_name (net/core/dev.c:1495) [ 49.825063][ T1120] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.825208][ T1120] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 49.825368][ T1120] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 49.825513][ T1120] ? nla_strscpy (lib/nlattr.c:795) [ 49.825672][ T1120] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 49.825814][ T1120] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 49.825952][ T1120] ? __dev_get_by_name (net/core/dev.c:883) [ 49.826091][ T1120] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 49.826235][ T1120] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 49.826386][ T1120] rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.826530][ T1120] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.826682][ T1120] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.826823][ T1120] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.826962][ T1120] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.827101][ T1120] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.827243][ T1120] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.827392][ T1120] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.827535][ T1120] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.827686][ T1120] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.827826][ T1120] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.827967][ T1120] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.828110][ T1120] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.828282][ T1120] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.828430][ T1120] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.828581][ T1120] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.828769][ T1120] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.828917][ T1120] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.829056][ T1120] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.829199][ T1120] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.829340][ T1120] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.829490][ T1120] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.829642][ T1120] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.829785][ T1120] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.829930][ T1120] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.830074][ T1120] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.830219][ T1120] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.830364][ T1120] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.830544][ T1120] ? move_addr_to_kernel (net/socket.c:258) [ 49.830700][ T1120] ___sys_sendmsg (net/socket.c:2752) [ 49.830841][ T1120] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.830983][ T1120] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.831134][ T1120] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 49.831277][ T1120] __sys_sendmsg (net/socket.c:2784) [ 49.831432][ T1120] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.831591][ T1120] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.831735][ T1120] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.831876][ T1120] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.832019][ T1120] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.832164][ T1120] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.832310][ T1120] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.832492][ T1120] RIP: 0033:0x7f12a795c08e [ 49.832689][ T1120] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.833303][ T1120] RSP: 002b:00007ffd939dc560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.833525][ T1120] RAX: ffffffffffffffda RBX: 00007ffd939dcd10 RCX: 00007f12a795c08e [ 49.833746][ T1120] RDX: 0000000000000000 RSI: 00007ffd939dc610 RDI: 0000000000000005 [ 49.833963][ T1120] RBP: 00007ffd939dc570 R08: 0000000000000000 R09: 0000000000000000 [ 49.834172][ T1120] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 49.834390][ T1120] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd939dcce0 | [ 49.892647][ T1121] ------------[ cut here ]------------ | [ 49.892818][ T1121] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1121 | [ 49.893097][ T1121] Modules linked in: ip6_gre ip_gre gre | [ 49.893537][ T1121] Tainted: [W]=WARN [ 49.893658][ T1121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.893835][ T1121] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.894032][ T1121] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.894532][ T1121] RSP: 0018:ffa0000000eff1b0 EFLAGS: 00010286 [ 49.894721][ T1121] RAX: 00000000ffffffa6 RBX: ff1100000c178e40 RCX: 1ff40000001dfdfc [ 49.894929][ T1121] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178efc [ 49.895144][ T1121] RBP: ff1100000e814000 R08: 1fe220000182f1e1 R09: ff1100000a0aae80 [ 49.895359][ T1121] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 49.895567][ T1121] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 49.895794][ T1121] FS: 00007f9460a3b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 49.896040][ T1121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.896218][ T1121] CR2: 00007f9460d15cb0 CR3: 000000000c028004 CR4: 0000000000771ef0 [ 49.896433][ T1121] PKRU: 55555554 [ 49.896541][ T1121] Call Trace: [ 49.896663][ T1121] [ 49.896735][ T1121] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.896876][ T1121] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.896984][ T1121] __dev_notify_flags (net/core/dev.c:9787) [ 49.897124][ T1121] ? netif_change_name (net/core/dev.c:1495) [ 49.897264][ T1121] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.897410][ T1121] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 49.897554][ T1121] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 49.897701][ T1121] ? nla_strscpy (lib/nlattr.c:795) [ 49.897844][ T1121] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 49.897985][ T1121] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 49.898124][ T1121] ? __dev_get_by_name (net/core/dev.c:883) [ 49.898262][ T1121] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 49.898733][ T1121] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 49.898888][ T1121] rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.899032][ T1121] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.899171][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.899311][ T1121] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.899458][ T1121] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.899607][ T1121] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.899752][ T1121] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.899894][ T1121] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.900039][ T1121] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.900179][ T1121] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.900322][ T1121] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.900472][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.900629][ T1121] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.900772][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.900916][ T1121] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.901060][ T1121] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.901200][ T1121] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.901352][ T1121] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.901493][ T1121] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.901647][ T1121] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.901788][ T1121] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.901928][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.902071][ T1121] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.902216][ T1121] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.902364][ T1121] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.902514][ T1121] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.902668][ T1121] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.902809][ T1121] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.902985][ T1121] ? move_addr_to_kernel (net/socket.c:258) [ 49.903132][ T1121] ___sys_sendmsg (net/socket.c:2752) [ 49.903272][ T1121] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.903419][ T1121] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.903578][ T1121] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 49.903726][ T1121] __sys_sendmsg (net/socket.c:2784) [ 49.903868][ T1121] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.904014][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.904157][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.904300][ T1121] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.904448][ T1121] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.904597][ T1121] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.904739][ T1121] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.904919][ T1121] RIP: 0033:0x7f9460c7508e [ 49.905069][ T1121] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.905594][ T1121] RSP: 002b:00007fff1490d700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.905809][ T1121] RAX: ffffffffffffffda RBX: 00007fff1490deb0 RCX: 00007f9460c7508e [ 49.906020][ T1121] RDX: 0000000000000000 RSI: 00007fff1490d7b0 RDI: 0000000000000005 [ 49.906230][ T1121] RBP: 00007fff1490d710 R08: 0000000000000000 R09: 0000000000000000 [ 49.906447][ T1121] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 49.906666][ T1121] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1490de80 | [ 49.946975][ T1122] ------------[ cut here ]------------ | [ 49.947184][ T1122] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1122 | [ 49.947932][ T1122] Modules linked in: ip6_gre ip_gre gre | [ 49.948484][ T1122] Tainted: [W]=WARN [ 49.948668][ T1122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.948898][ T1122] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 49.949129][ T1122] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 49.949718][ T1122] RSP: 0018:ffa0000000eff020 EFLAGS: 00010286 [ 49.949944][ T1122] RAX: 00000000ffffffa6 RBX: ff1100000fb29700 RCX: 1ff40000001dfdca [ 49.950201][ T1122] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb297bc [ 49.950469][ T1122] RBP: ff1100000b5b4000 R08: 1fe2200001f652f9 R09: ff1100000a2ed158 [ 49.950764][ T1122] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 49.951025][ T1122] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 49.951283][ T1122] FS: 00007f1be68df840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 49.951599][ T1122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.951830][ T1122] CR2: 000000002359c988 CR3: 000000000ec9f001 CR4: 0000000000771ef0 [ 49.952087][ T1122] PKRU: 55555554 [ 49.952239][ T1122] Call Trace: [ 49.952405][ T1122] [ 49.952529][ T1122] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 49.952743][ T1122] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 49.952901][ T1122] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 49.953091][ T1122] __dev_notify_flags (net/core/dev.c:9787) [ 49.953283][ T1122] ? netif_change_name (net/core/dev.c:1495) [ 49.953486][ T1122] ? __dev_change_flags (net/core/dev.c:9752) [ 49.953707][ T1122] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 49.953901][ T1122] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.954094][ T1122] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 49.954289][ T1122] netif_change_flags (net/core/dev.c:9820) [ 49.954498][ T1122] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 49.954726][ T1122] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 49.954925][ T1122] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 49.955117][ T1122] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 49.955342][ T1122] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.955548][ T1122] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.955757][ T1122] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 49.955949][ T1122] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 49.956144][ T1122] ? __kernel_text_address (kernel/extable.c:79) [ 49.956334][ T1122] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.956541][ T1122] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.956747][ T1122] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 49.956941][ T1122] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.957131][ T1122] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 49.957337][ T1122] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.957546][ T1122] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.957765][ T1122] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 49.957957][ T1122] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 49.958148][ T1122] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 49.958339][ T1122] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 49.958547][ T1122] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 49.958757][ T1122] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 49.958957][ T1122] rtnl_newlink (net/core/rtnetlink.c:4150) [ 49.959149][ T1122] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.959337][ T1122] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.959552][ T1122] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.959765][ T1122] ? mark_usage (kernel/locking/lockdep.c:4674) [ 49.959957][ T1122] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.960150][ T1122] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.960341][ T1122] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.960551][ T1122] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.960761][ T1122] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 49.960953][ T1122] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 49.961142][ T1122] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 49.961332][ T1122] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.961538][ T1122] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.961755][ T1122] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.961950][ T1122] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 49.962138][ T1122] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 49.962329][ T1122] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 49.962536][ T1122] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.962745][ T1122] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.962940][ T1122] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 49.963129][ T1122] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 49.963322][ T1122] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.963533][ T1122] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.963740][ T1122] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 49.963938][ T1122] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 49.964132][ T1122] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 49.964323][ T1122] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 49.964537][ T1122] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 49.964747][ T1122] ? copy_msghdr_from_user (net/socket.c:2635) [ 49.964936][ T1122] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 49.965157][ T1122] ? move_addr_to_kernel (net/socket.c:258) [ 49.965364][ T1122] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 49.965557][ T1122] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 49.965776][ T1122] ___sys_sendmsg (net/socket.c:2752) [ 49.965969][ T1122] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 49.966196][ T1122] ? copy_msghdr_from_user (net/socket.c:2603) [ 49.966415][ T1122] __sys_sendmsg (net/socket.c:2784) [ 49.966630][ T1122] ? __sys_sendmsg_sock (net/socket.c:2765) [ 49.966822][ T1122] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 49.967051][ T1122] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 49.967242][ T1122] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 49.967450][ T1122] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 49.967665][ T1122] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 49.967858][ T1122] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 49.968050][ T1122] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.968273][ T1122] RIP: 0033:0x7f1be6b1908e [ 49.968487][ T1122] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 49.969050][ T1122] RSP: 002b:00007ffcf9072320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.969310][ T1122] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1be6b1908e [ 49.969592][ T1122] RDX: 0000000000000000 RSI: 00007ffcf90723d0 RDI: 0000000000000005 [ 49.969867][ T1122] RBP: 00007ffcf9072330 R08: 0000000000000000 R09: 0000000000000000 [ 49.970123][ T1122] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 49.970396][ T1122] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf9072aa0 | [ 49.999218][ T1123] ------------[ cut here ]------------ | [ 49.999386][ T1123] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1123 | [ 49.999674][ T1123] Modules linked in: ip6_gre ip_gre gre | [ 50.000105][ T1123] Tainted: [W]=WARN [ 50.000210][ T1123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.000387][ T1123] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.000565][ T1123] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.001059][ T1123] RSP: 0018:ffa0000000f0f020 EFLAGS: 00010286 [ 50.001230][ T1123] RAX: 00000000ffffffa6 RBX: ff1100000c984e40 RCX: 1ff40000001e1dca [ 50.001976][ T1123] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984efc [ 50.002177][ T1123] RBP: ff1100000e814000 R08: 1fe22000019309e1 R09: ff1100000a2eae58 [ 50.002401][ T1123] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 50.002617][ T1123] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 50.002821][ T1123] FS: 00007fd5fb55e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.003054][ T1123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.003221][ T1123] CR2: 00000000005fb988 CR3: 000000000c254005 CR4: 0000000000771ef0 [ 50.003434][ T1123] PKRU: 55555554 [ 50.003540][ T1123] Call Trace: [ 50.003659][ T1123] [ 50.003730][ T1123] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 50.003864][ T1123] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 50.003965][ T1123] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 50.004099][ T1123] __dev_notify_flags (net/core/dev.c:9787) [ 50.004233][ T1123] ? netif_change_name (net/core/dev.c:1495) [ 50.004374][ T1123] ? __dev_change_flags (net/core/dev.c:9752) [ 50.004514][ T1123] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 50.004657][ T1123] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.004790][ T1123] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 50.004926][ T1123] netif_change_flags (net/core/dev.c:9820) [ 50.005060][ T1123] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 50.005195][ T1123] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 50.005337][ T1123] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 50.005481][ T1123] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 50.005659][ T1123] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 50.005792][ T1123] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.005925][ T1123] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 50.006059][ T1123] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 50.006194][ T1123] ? __kernel_text_address (kernel/extable.c:79) [ 50.006329][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.006476][ T1123] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.006621][ T1123] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 50.006757][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.006889][ T1123] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.007023][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.007156][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.007294][ T1123] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 50.007434][ T1123] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 50.007579][ T1123] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 50.007718][ T1123] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 50.007855][ T1123] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 50.007994][ T1123] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 50.008133][ T1123] rtnl_newlink (net/core/rtnetlink.c:4150) [ 50.008267][ T1123] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.008410][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.008553][ T1123] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.008696][ T1123] ? mark_usage (kernel/locking/lockdep.c:4674) [ 50.008829][ T1123] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.008966][ T1123] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.009100][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.009234][ T1123] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.009372][ T1123] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.009519][ T1123] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.009668][ T1123] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.009803][ T1123] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.009935][ T1123] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.010069][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.010204][ T1123] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.010338][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.010481][ T1123] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 50.010628][ T1123] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.010765][ T1123] ? netlink_ack (./include/linux/skbuff.h:2718) [ 50.010903][ T1123] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 50.011037][ T1123] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 50.011173][ T1123] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 50.011309][ T1123] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 50.011451][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.011597][ T1123] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 50.011732][ T1123] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 50.011867][ T1123] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 50.012004][ T1123] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 50.012138][ T1123] ? copy_msghdr_from_user (net/socket.c:2635) [ 50.012271][ T1123] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 50.012442][ T1123] ? move_addr_to_kernel (net/socket.c:258) [ 50.012588][ T1123] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 50.012723][ T1123] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.012867][ T1123] ___sys_sendmsg (net/socket.c:2752) [ 50.013003][ T1123] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 50.013169][ T1123] ? copy_msghdr_from_user (net/socket.c:2603) [ 50.013315][ T1123] __sys_sendmsg (net/socket.c:2784) [ 50.013456][ T1123] ? __sys_sendmsg_sock (net/socket.c:2765) [ 50.013595][ T1123] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 50.013769][ T1123] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 50.013903][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.014037][ T1123] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 50.014171][ T1123] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 50.014306][ T1123] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 50.014446][ T1123] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.014623][ T1123] RIP: 0033:0x7fd5fb79808e [ 50.014764][ T1123] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 50.015232][ T1123] RSP: 002b:00007ffd41588620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.015438][ T1123] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd5fb79808e [ 50.015650][ T1123] RDX: 0000000000000000 RSI: 00007ffd415886d0 RDI: 0000000000000005 [ 50.015849][ T1123] RBP: 00007ffd41588630 R08: 0000000000000000 R09: 0000000000000000 [ 50.016047][ T1123] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 50.016244][ T1123] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd41588da0 | [ 50.111084][ T1126] ------------[ cut here ]------------ | [ 50.111301][ T1126] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1126 | [ 50.112200][ T1126] Modules linked in: ip6_gre ip_gre gre | [ 50.112775][ T1126] Tainted: [W]=WARN [ 50.112932][ T1126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.113164][ T1126] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.113414][ T1126] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.113996][ T1126] RSP: 0018:ffa0000000f3f090 EFLAGS: 00010286 [ 50.114225][ T1126] RAX: 00000000ffffffa6 RBX: ff1100000b62e040 RCX: 1ff40000001e7dd8 [ 50.114506][ T1126] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e0fc [ 50.114782][ T1126] RBP: ff1100000b5b4000 R08: 1fe22000016c5c21 R09: ff11000009895180 [ 50.115041][ T1126] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 50.115302][ T1126] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 50.115591][ T1126] FS: 00007fa60a9b0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 50.115896][ T1126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.116123][ T1126] CR2: 00007fa60aba9460 CR3: 000000000ec9f006 CR4: 0000000000771ef0 [ 50.116399][ T1126] PKRU: 55555554 [ 50.116557][ T1126] Call Trace: [ 50.116730][ T1126] [ 50.116854][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.117045][ T1126] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 50.117238][ T1126] notifier_call_chain (kernel/notifier.c:85) [ 50.117447][ T1126] __netdev_upper_dev_link (net/core/dev.c:8931) [ 50.117670][ T1126] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 50.117872][ T1126] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 50.118069][ T1126] netdev_upper_dev_link (net/core/dev.c:8972) [ 50.118262][ T1126] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 50.118468][ T1126] register_vlan_dev (net/8021q/vlan.c:183) [ 50.118683][ T1126] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 50.118875][ T1126] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 50.119069][ T1126] ? nla_strscpy (lib/nlattr.c:795) [ 50.119263][ T1126] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 50.119472][ T1126] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 50.119682][ T1126] ? __dev_get_by_name (net/core/dev.c:883) [ 50.119881][ T1126] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 50.120079][ T1126] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 50.120275][ T1126] rtnl_newlink (net/core/rtnetlink.c:4150) [ 50.120484][ T1126] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.120695][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.120895][ T1126] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.121087][ T1126] ? mark_usage (kernel/locking/lockdep.c:4674) [ 50.121278][ T1126] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.121488][ T1126] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.121711][ T1126] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.121907][ T1126] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.122105][ T1126] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.122296][ T1126] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.122502][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.122711][ T1126] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.122900][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.123092][ T1126] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 50.123284][ T1126] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.123494][ T1126] ? netlink_ack (./include/linux/skbuff.h:2718) [ 50.123709][ T1126] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 50.123901][ T1126] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 50.124096][ T1126] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 50.124292][ T1126] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 50.124499][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.124712][ T1126] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 50.124919][ T1126] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 50.125118][ T1126] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 50.125314][ T1126] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 50.125524][ T1126] ? copy_msghdr_from_user (net/socket.c:2635) [ 50.125745][ T1126] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 50.125973][ T1126] ? move_addr_to_kernel (net/socket.c:258) [ 50.126170][ T1126] ___sys_sendmsg (net/socket.c:2752) [ 50.126377][ T1126] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.126585][ T1126] ? copy_msghdr_from_user (net/socket.c:2603) [ 50.126794][ T1126] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 50.126990][ T1126] __sys_sendmsg (net/socket.c:2784) [ 50.127190][ T1126] ? __sys_sendmsg_sock (net/socket.c:2765) [ 50.127401][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.127603][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.127801][ T1126] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 50.127995][ T1126] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 50.128189][ T1126] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 50.128396][ T1126] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.128643][ T1126] RIP: 0033:0x7fa60abea08e [ 50.128849][ T1126] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 50.129419][ T1126] RSP: 002b:00007fffac64fc50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.129703][ T1126] RAX: ffffffffffffffda RBX: 00007fffac650410 RCX: 00007fa60abea08e [ 50.129967][ T1126] RDX: 0000000000000000 RSI: 00007fffac64fd00 RDI: 0000000000000005 [ 50.130228][ T1126] RBP: 00007fffac64fc60 R08: 0000000000000000 R09: 0000000000000000 [ 50.130505][ T1126] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 50.130785][ T1126] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffac6503d0 | [ 50.132938][ T1126] ------------[ cut here ]------------ | [ 50.133118][ T1126] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1126 | [ 50.133459][ T1126] Modules linked in: ip6_gre ip_gre gre | [ 50.134006][ T1126] Tainted: [W]=WARN [ 50.134161][ T1126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.134400][ T1126] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.134650][ T1126] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.135189][ T1126] RSP: 0018:ffa0000000f3f1b0 EFLAGS: 00010286 [ 50.135428][ T1126] RAX: 00000000ffffffa6 RBX: ff1100000b62eac0 RCX: 1ff40000001e7dfc [ 50.135712][ T1126] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62eb7c [ 50.135970][ T1126] RBP: ff1100000baf4000 R08: 1fe22000016c5d71 R09: ff11000009895180 [ 50.136227][ T1126] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 50.136497][ T1126] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 50.136778][ T1126] FS: 00007fa60a9b0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 50.137074][ T1126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.137297][ T1126] CR2: 00007fa60aba9460 CR3: 000000000ec9f006 CR4: 0000000000771ef0 [ 50.137579][ T1126] PKRU: 55555554 [ 50.137743][ T1126] Call Trace: [ 50.137899][ T1126] [ 50.138022][ T1126] ? register_vlan_dev (net/8021q/vlan.c:188) [ 50.138211][ T1126] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 50.138440][ T1126] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.138650][ T1126] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 50.138808][ T1126] __dev_notify_flags (net/core/dev.c:9787) [ 50.138999][ T1126] ? netdev_update_features (net/core/dev.c:11098) [ 50.139191][ T1126] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 50.139429][ T1126] ? netif_change_name (net/core/dev.c:1495) [ 50.139645][ T1126] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 50.139840][ T1126] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 50.140043][ T1126] ? register_vlan_dev (net/8021q/vlan.c:196) [ 50.140233][ T1126] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 50.140438][ T1126] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 50.140652][ T1126] ? nla_strscpy (lib/nlattr.c:795) [ 50.140846][ T1126] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 50.141042][ T1126] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 50.141233][ T1126] ? __dev_get_by_name (net/core/dev.c:883) [ 50.141437][ T1126] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 50.141653][ T1126] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 50.141848][ T1126] rtnl_newlink (net/core/rtnetlink.c:4150) [ 50.142039][ T1126] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.142228][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.142434][ T1126] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.142644][ T1126] ? mark_usage (kernel/locking/lockdep.c:4674) [ 50.142834][ T1126] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.143028][ T1126] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.143217][ T1126] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.143422][ T1126] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.143631][ T1126] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.143820][ T1126] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.144007][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.144201][ T1126] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.144402][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.144606][ T1126] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 50.144806][ T1126] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.144996][ T1126] ? netlink_ack (./include/linux/skbuff.h:2718) [ 50.145284][ T1126] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 50.145488][ T1126] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 50.145705][ T1126] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 50.145897][ T1126] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 50.146180][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.146384][ T1126] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 50.146585][ T1126] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 50.146784][ T1126] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 50.147065][ T1126] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 50.147258][ T1126] ? copy_msghdr_from_user (net/socket.c:2635) [ 50.147465][ T1126] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 50.147703][ T1126] ? move_addr_to_kernel (net/socket.c:258) [ 50.147990][ T1126] ___sys_sendmsg (net/socket.c:2752) [ 50.148178][ T1126] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.148386][ T1126] ? copy_msghdr_from_user (net/socket.c:2603) [ 50.148603][ T1126] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 50.148901][ T1126] __sys_sendmsg (net/socket.c:2784) [ 50.149094][ T1126] ? __sys_sendmsg_sock (net/socket.c:2765) [ 50.149287][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.149490][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.149791][ T1126] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 50.149979][ T1126] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 50.150166][ T1126] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 50.150369][ T1126] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.150699][ T1126] RIP: 0033:0x7fa60abea08e [ 50.150899][ T1126] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 50.151550][ T1126] RSP: 002b:00007fffac64fc50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.151822][ T1126] RAX: ffffffffffffffda RBX: 00007fffac650410 RCX: 00007fa60abea08e [ 50.152176][ T1126] RDX: 0000000000000000 RSI: 00007fffac64fd00 RDI: 0000000000000005 [ 50.152445][ T1126] RBP: 00007fffac64fc60 R08: 0000000000000000 R09: 0000000000000000 [ 50.152730][ T1126] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 50.153079][ T1126] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffac6503d0 | [ 50.211886][ T1127] ------------[ cut here ]------------ | [ 50.212144][ T1127] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1127 | [ 50.212588][ T1127] Modules linked in: ip6_gre ip_gre gre | [ 50.213275][ T1127] Tainted: [W]=WARN [ 50.213459][ T1127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.213739][ T1127] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.214025][ T1127] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.214841][ T1127] RSP: 0018:ffa0000000f4f090 EFLAGS: 00010286 [ 50.215119][ T1127] RAX: 00000000ffffffa6 RBX: ff1100000577fa80 RCX: 1ff40000001e9dd8 [ 50.215456][ T1127] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000577fb3c [ 50.215798][ T1127] RBP: ff1100000e814000 R08: 1fe2200000aeff69 R09: ff11000009850b80 [ 50.216135][ T1127] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 50.216470][ T1127] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 50.216809][ T1127] FS: 00007f34826ac840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.217229][ T1127] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.217527][ T1127] CR2: 000000000042e5e0 CR3: 000000000ff0f005 CR4: 0000000000771ef0 [ 50.217895][ T1127] PKRU: 55555554 [ 50.218058][ T1127] Call Trace: [ 50.218223][ T1127] [ 50.218344][ T1127] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.218584][ T1127] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 50.218812][ T1127] notifier_call_chain (kernel/notifier.c:85) [ 50.219033][ T1127] __netdev_upper_dev_link (net/core/dev.c:8931) [ 50.219252][ T1127] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 50.219495][ T1127] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 50.219725][ T1127] netdev_upper_dev_link (net/core/dev.c:8972) [ 50.219951][ T1127] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 50.220179][ T1127] register_vlan_dev (net/8021q/vlan.c:183) [ 50.220416][ T1127] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 50.220640][ T1127] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 50.220862][ T1127] ? nla_strscpy (lib/nlattr.c:795) [ 50.221085][ T1127] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 50.221313][ T1127] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 50.221545][ T1127] ? __dev_get_by_name (net/core/dev.c:883) [ 50.221778][ T1127] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 50.222018][ T1127] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 50.222252][ T1127] rtnl_newlink (net/core/rtnetlink.c:4150) [ 50.222488][ T1127] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.222730][ T1127] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.222951][ T1127] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.223173][ T1127] ? mark_usage (kernel/locking/lockdep.c:4674) [ 50.223409][ T1127] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.223646][ T1127] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.223868][ T1127] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.224088][ T1127] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.224305][ T1127] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.224546][ T1127] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.224775][ T1127] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.225003][ T1127] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.225218][ T1127] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.225448][ T1127] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 50.225674][ T1127] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.225894][ T1127] ? netlink_ack (./include/linux/skbuff.h:2718) [ 50.226126][ T1127] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 50.226356][ T1127] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 50.226586][ T1127] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 50.226816][ T1127] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 50.227042][ T1127] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.227270][ T1127] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 50.227501][ T1127] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 50.227735][ T1127] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 50.227965][ T1127] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 50.228183][ T1127] ? copy_msghdr_from_user (net/socket.c:2635) [ 50.228410][ T1127] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 50.228687][ T1127] ? move_addr_to_kernel (net/socket.c:258) [ 50.228919][ T1127] ___sys_sendmsg (net/socket.c:2752) [ 50.229143][ T1127] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.229373][ T1127] ? copy_msghdr_from_user (net/socket.c:2603) [ 50.229619][ T1127] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 50.229847][ T1127] __sys_sendmsg (net/socket.c:2784) [ 50.230068][ T1127] ? __sys_sendmsg_sock (net/socket.c:2765) [ 50.230303][ T1127] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.230546][ T1127] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.230789][ T1127] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 50.231003][ T1127] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 50.231220][ T1127] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 50.231452][ T1127] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.231738][ T1127] RIP: 0033:0x7f34828e608e [ 50.231973][ T1127] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 50.232783][ T1127] RSP: 002b:00007fffd9ddefa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.233112][ T1127] RAX: ffffffffffffffda RBX: 00007fffd9ddf760 RCX: 00007f34828e608e [ 50.233447][ T1127] RDX: 0000000000000000 RSI: 00007fffd9ddf050 RDI: 0000000000000005 [ 50.233790][ T1127] RBP: 00007fffd9ddefb0 R08: 0000000000000000 R09: 0000000000000000 [ 50.234112][ T1127] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 50.234449][ T1127] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd9ddf720 | [ 50.237112][ T1127] ------------[ cut here ]------------ | [ 50.237317][ T1127] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1127 | [ 50.237772][ T1127] Modules linked in: ip6_gre ip_gre gre | [ 50.238443][ T1127] Tainted: [W]=WARN [ 50.238613][ T1127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.238882][ T1127] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.239166][ T1127] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.239958][ T1127] RSP: 0018:ffa0000000f4f1b0 EFLAGS: 00010286 [ 50.240236][ T1127] RAX: 00000000ffffffa6 RBX: ff1100000577fc40 RCX: 1ff40000001e9dfc [ 50.240564][ T1127] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000577fcfc [ 50.240892][ T1127] RBP: ff1100000fac9000 R08: 1fe2200000aeffa1 R09: ff11000009850b80 [ 50.241211][ T1127] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 50.241532][ T1127] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 50.241851][ T1127] FS: 00007f34826ac840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.242240][ T1127] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.242526][ T1127] CR2: 000000000042e5e0 CR3: 000000000ff0f005 CR4: 0000000000771ef0 [ 50.242859][ T1127] PKRU: 55555554 [ 50.243035][ T1127] Call Trace: [ 50.243214][ T1127] [ 50.243336][ T1127] ? register_vlan_dev (net/8021q/vlan.c:188) [ 50.243569][ T1127] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 50.243784][ T1127] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.243999][ T1127] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 50.244170][ T1127] __dev_notify_flags (net/core/dev.c:9787) [ 50.244398][ T1127] ? netdev_update_features (net/core/dev.c:11098) [ 50.244630][ T1127] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 50.244910][ T1127] ? netif_change_name (net/core/dev.c:1495) [ 50.245129][ T1127] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 50.245359][ T1127] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 50.245590][ T1127] ? register_vlan_dev (net/8021q/vlan.c:196) [ 50.245808][ T1127] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 50.246024][ T1127] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 50.246240][ T1127] ? nla_strscpy (lib/nlattr.c:795) [ 50.246472][ T1127] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 50.246705][ T1127] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 50.246927][ T1127] ? __dev_get_by_name (net/core/dev.c:883) [ 50.247152][ T1127] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 50.247409][ T1127] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 50.247648][ T1127] rtnl_newlink (net/core/rtnetlink.c:4150) [ 50.247867][ T1127] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.248087][ T1127] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.248308][ T1127] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.248533][ T1127] ? mark_usage (kernel/locking/lockdep.c:4674) [ 50.248752][ T1127] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.248975][ T1127] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.249193][ T1127] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.249425][ T1127] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.249657][ T1127] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.249874][ T1127] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.250094][ T1127] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.250311][ T1127] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.250542][ T1127] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.250775][ T1127] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 50.250995][ T1127] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.251213][ T1127] ? netlink_ack (./include/linux/skbuff.h:2718) [ 50.251455][ T1127] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 50.251676][ T1127] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 50.251894][ T1127] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 50.252118][ T1127] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 50.252335][ T1127] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.252565][ T1127] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 50.252803][ T1127] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 50.253036][ T1127] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 50.253261][ T1127] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 50.253490][ T1127] ? copy_msghdr_from_user (net/socket.c:2635) [ 50.253710][ T1127] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 50.253978][ T1127] ? move_addr_to_kernel (net/socket.c:258) [ 50.254208][ T1127] ___sys_sendmsg (net/socket.c:2752) [ 50.254439][ T1127] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.254661][ T1127] ? copy_msghdr_from_user (net/socket.c:2603) [ 50.254897][ T1127] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 50.255121][ T1127] __sys_sendmsg (net/socket.c:2784) [ 50.255337][ T1127] ? __sys_sendmsg_sock (net/socket.c:2765) [ 50.255580][ T1127] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.255797][ T1127] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.256028][ T1127] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 50.256241][ T1127] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 50.256469][ T1127] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 50.256696][ T1127] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.256972][ T1127] RIP: 0033:0x7f34828e608e [ 50.257205][ T1127] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 50.257995][ T1127] RSP: 002b:00007fffd9ddefa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.258326][ T1127] RAX: ffffffffffffffda RBX: 00007fffd9ddf760 RCX: 00007f34828e608e [ 50.258673][ T1127] RDX: 0000000000000000 RSI: 00007fffd9ddf050 RDI: 0000000000000005 [ 50.258995][ T1127] RBP: 00007fffd9ddefb0 R08: 0000000000000000 R09: 0000000000000000 [ 50.259319][ T1127] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 50.259663][ T1127] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd9ddf720 | [ 50.289481][ T1128] ------------[ cut here ]------------ | [ 50.289692][ T1128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1128 | [ 50.290008][ T1128] Modules linked in: ip6_gre ip_gre gre | [ 50.290552][ T1128] Tainted: [W]=WARN [ 50.290721][ T1128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.290939][ T1128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.291163][ T1128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.291829][ T1128] RSP: 0018:ffa0000000f5f020 EFLAGS: 00010286 [ 50.292133][ T1128] RAX: 00000000ffffffa6 RBX: ff110000057ba740 RCX: 1ff40000001ebdca [ 50.292497][ T1128] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba7fc [ 50.292857][ T1128] RBP: ff1100000baf4000 R08: 1fe2200000af7501 R09: ff11000009852e58 [ 50.293176][ T1128] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 50.293532][ T1128] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 50.293911][ T1128] FS: 00007fa5296b1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 50.294279][ T1128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.294620][ T1128] CR2: 00007fa5299811a0 CR3: 000000000ec9f002 CR4: 0000000000771ef0 [ 50.294969][ T1128] PKRU: 55555554 [ 50.295211][ T1128] Call Trace: [ 50.295443][ T1128] [ 50.295675][ T1128] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 50.295940][ T1128] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 50.296217][ T1128] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 50.296404][ T1128] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 50.296607][ T1128] __dev_notify_flags (net/core/dev.c:9787) [ 50.296811][ T1128] ? netif_change_name (net/core/dev.c:1495) [ 50.296999][ T1128] ? __dev_change_flags (net/core/dev.c:9752) [ 50.297189][ T1128] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 50.297390][ T1128] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.297600][ T1128] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 50.297797][ T1128] netif_change_flags (net/core/dev.c:9820) [ 50.297986][ T1128] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 50.298174][ T1128] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 50.298378][ T1128] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 50.298567][ T1128] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 50.298810][ T1128] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 50.299000][ T1128] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.299187][ T1128] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 50.299389][ T1128] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 50.299588][ T1128] ? __kernel_text_address (kernel/extable.c:79) [ 50.299788][ T1128] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.299976][ T1128] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.300165][ T1128] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 50.300371][ T1128] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.300560][ T1128] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.300763][ T1128] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.300950][ T1128] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.301138][ T1128] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 50.301326][ T1128] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 50.301528][ T1128] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 50.301740][ T1128] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 50.301930][ T1128] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 50.302123][ T1128] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 50.302313][ T1128] rtnl_newlink (net/core/rtnetlink.c:4150) [ 50.302517][ T1128] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.302721][ T1128] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.302922][ T1128] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.303109][ T1128] ? mark_usage (kernel/locking/lockdep.c:4674) [ 50.303300][ T1128] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.303506][ T1128] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.303710][ T1128] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.303900][ T1128] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.304086][ T1128] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.304274][ T1128] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.304475][ T1128] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.304684][ T1128] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.304877][ T1128] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.305066][ T1128] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.305256][ T1128] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.305462][ T1128] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.305669][ T1128] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 50.305856][ T1128] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.306044][ T1128] ? netlink_ack (./include/linux/skbuff.h:2718) [ 50.306238][ T1128] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 50.306444][ T1128] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 50.306662][ T1128] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 50.306858][ T1128] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 50.307048][ T1128] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.307237][ T1128] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 50.307440][ T1128] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 50.307651][ T1128] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 50.307847][ T1128] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 50.308037][ T1128] ? copy_msghdr_from_user (net/socket.c:2635) [ 50.308224][ T1128] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 50.308457][ T1128] ? move_addr_to_kernel (net/socket.c:258) [ 50.308667][ T1128] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 50.308857][ T1128] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.309048][ T1128] ___sys_sendmsg (net/socket.c:2752) [ 50.309239][ T1128] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 50.309472][ T1128] ? copy_msghdr_from_user (net/socket.c:2603) [ 50.309690][ T1128] __sys_sendmsg (net/socket.c:2784) [ 50.309877][ T1128] ? __sys_sendmsg_sock (net/socket.c:2765) [ 50.310064][ T1128] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 50.310286][ T1128] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 50.310488][ T1128] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.310703][ T1128] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 50.310889][ T1128] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 50.311073][ T1128] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 50.311260][ T1128] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.311496][ T1128] RIP: 0033:0x7fa5298eb08e [ 50.311703][ T1128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 50.312231][ T1128] RSP: 002b:00007ffcc8ec0150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.312500][ T1128] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5298eb08e [ 50.312766][ T1128] RDX: 0000000000000000 RSI: 00007ffcc8ec0200 RDI: 0000000000000005 [ 50.313025][ T1128] RBP: 00007ffcc8ec0160 R08: 0000000000000000 R09: 0000000000000000 [ 50.313276][ T1128] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 50.313539][ T1128] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc8ec08d0 | [ 50.350520][ T1129] ------------[ cut here ]------------ | [ 50.350726][ T1129] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1129 | [ 50.351047][ T1129] Modules linked in: ip6_gre ip_gre gre | [ 50.351597][ T1129] Tainted: [W]=WARN [ 50.351756][ T1129] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.351978][ T1129] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.352206][ T1129] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.352771][ T1129] RSP: 0018:ffa0000000f5f020 EFLAGS: 00010286 [ 50.352994][ T1129] RAX: 00000000ffffffa6 RBX: ff1100000bcae3c0 RCX: 1ff40000001ebdca [ 50.353261][ T1129] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae47c [ 50.353532][ T1129] RBP: ff1100000fac9000 R08: 1fe2200001795c91 R09: ff11000010238b58 [ 50.353805][ T1129] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 50.354059][ T1129] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 50.354315][ T1129] FS: 00007f37e567b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 50.354631][ T1129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.354854][ T1129] CR2: 000000001e921988 CR3: 000000000ec9f005 CR4: 0000000000771ef0 [ 50.355108][ T1129] PKRU: 55555554 [ 50.355265][ T1129] Call Trace: [ 50.355432][ T1129] [ 50.355557][ T1129] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 50.355764][ T1129] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 50.355923][ T1129] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 50.356108][ T1129] __dev_notify_flags (net/core/dev.c:9787) [ 50.356299][ T1129] ? netif_change_name (net/core/dev.c:1495) [ 50.356501][ T1129] ? __dev_change_flags (net/core/dev.c:9752) [ 50.356707][ T1129] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 50.356893][ T1129] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.357084][ T1129] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 50.357278][ T1129] netif_change_flags (net/core/dev.c:9820) [ 50.357483][ T1129] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 50.357690][ T1129] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 50.357888][ T1129] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 50.358076][ T1129] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 50.358300][ T1129] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 50.358505][ T1129] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.358711][ T1129] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 50.358900][ T1129] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 50.359086][ T1129] ? __kernel_text_address (kernel/extable.c:79) [ 50.359273][ T1129] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.359472][ T1129] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.359679][ T1129] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 50.359870][ T1129] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.360057][ T1129] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.360243][ T1129] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.360444][ T1129] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.360651][ T1129] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 50.360845][ T1129] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 50.361033][ T1129] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 50.361222][ T1129] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 50.361426][ T1129] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 50.361633][ T1129] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 50.361824][ T1129] rtnl_newlink (net/core/rtnetlink.c:4150) [ 50.362013][ T1129] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.362196][ T1129] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.362397][ T1129] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.362593][ T1129] ? mark_usage (kernel/locking/lockdep.c:4674) [ 50.362788][ T1129] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.362979][ T1129] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.363163][ T1129] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.363364][ T1129] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.363552][ T1129] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.363755][ T1129] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 50.363943][ T1129] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 50.364129][ T1129] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.364315][ T1129] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.364517][ T1129] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.364724][ T1129] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.364908][ T1129] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 50.365098][ T1129] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 50.365286][ T1129] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 50.365488][ T1129] ? netlink_ack (./include/linux/skbuff.h:2718) [ 50.365706][ T1129] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 50.365892][ T1129] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 50.366079][ T1129] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 50.366266][ T1129] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 50.366467][ T1129] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 50.366677][ T1129] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 50.366867][ T1129] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 50.367063][ T1129] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 50.367250][ T1129] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 50.367456][ T1129] ? copy_msghdr_from_user (net/socket.c:2635) [ 50.367665][ T1129] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 50.367884][ T1129] ? move_addr_to_kernel (net/socket.c:258) [ 50.368075][ T1129] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 50.368264][ T1129] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 50.368469][ T1129] ___sys_sendmsg (net/socket.c:2752) [ 50.368675][ T1129] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 50.368898][ T1129] ? copy_msghdr_from_user (net/socket.c:2603) [ 50.369097][ T1129] __sys_sendmsg (net/socket.c:2784) [ 50.369286][ T1129] ? __sys_sendmsg_sock (net/socket.c:2765) [ 50.369485][ T1129] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 50.369731][ T1129] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 50.369918][ T1129] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.370106][ T1129] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 50.370292][ T1129] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 50.370501][ T1129] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 50.370708][ T1129] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.370930][ T1129] RIP: 0033:0x7f37e58b508e [ 50.371126][ T1129] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 50.371692][ T1129] RSP: 002b:00007fffd55c2c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.371946][ T1129] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f37e58b508e [ 50.372197][ T1129] RDX: 0000000000000000 RSI: 00007fffd55c2d20 RDI: 0000000000000005 [ 50.372466][ T1129] RBP: 00007fffd55c2c80 R08: 0000000000000000 R09: 0000000000000000 [ 50.372735][ T1129] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe4 [ 50.372986][ T1129] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd55c33f0 | [ 50.800954][ T12] ------------[ cut here ]------------ | [ 50.801225][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 50.801709][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.802484][ T12] Tainted: [W]=WARN [ 50.802659][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.802921][ T12] Workqueue: netns cleanup_net [ 50.803107][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.803293][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.803971][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 50.804169][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbd540 RCX: 1ff4000000018ec7 [ 50.804399][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd5fc [ 50.804620][ T12] RBP: ff1100000b5b4000 R08: 1fe22000019f7ac1 R09: ff11000001aed1d0 [ 50.804817][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 50.805005][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 50.805201][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 50.805453][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.805634][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 50.805822][ T12] PKRU: 55555554 [ 50.805916][ T12] Call Trace: [ 50.806010][ T12] [ 50.806078][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 50.806207][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 50.806304][ T12] netif_close_many (net/core/dev.c:1804) [ 50.806439][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 50.806582][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 50.806756][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 50.806912][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 50.807043][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.807211][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.807343][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.807480][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.807617][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.807743][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.807878][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.808010][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.808137][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.808266][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.808402][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.808532][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.808668][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.808794][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.808991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.809185][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.809422][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.809652][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.809900][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.810131][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.810385][ T12] kthread (kernel/kthread.c:436) [ 50.810686][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.810988][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.811220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.811473][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.811762][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.811969][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.812188][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.815329][ T12] ------------[ cut here ]------------ | [ 50.815561][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 50.815982][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.816699][ T12] Tainted: [W]=WARN [ 50.816859][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.817115][ T12] Workqueue: netns cleanup_net [ 50.817355][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.817638][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.818398][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 50.818680][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74fc40 RCX: 1ff4000000018e80 [ 50.818996][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74fcfc [ 50.819305][ T12] RBP: ff1100000baf4000 R08: 1fe22000016e9fa1 R09: ff11000001aed1d0 [ 50.819638][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 50.819963][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 50.820284][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 50.820678][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.820940][ T12] CR2: 00007f4e2a976800 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 50.821281][ T12] PKRU: 55555554 [ 50.821456][ T12] Call Trace: [ 50.821620][ T12] [ 50.821736][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 50.821951][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 50.822137][ T12] netif_close_many (net/core/dev.c:1804) [ 50.822357][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 50.822568][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.822786][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 50.823004][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 50.823209][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 50.823428][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 50.823645][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 50.823881][ T12] notifier_call_chain (kernel/notifier.c:85) [ 50.824095][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 50.824305][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 50.824525][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 50.824788][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 50.825049][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 50.825271][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.825548][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.825761][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.825972][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.826188][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.826404][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.826763][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.827128][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.827340][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.827852][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.828069][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.828279][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.828489][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.828701][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.828903][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.829115][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.829328][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.829545][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.829767][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.829975][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.830174][ T12] kthread (kernel/kthread.c:436) [ 50.830485][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.830743][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.830955][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.831156][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.831421][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.831641][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.831844][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.837141][ T12] ------------[ cut here ]------------ | [ 50.837341][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 50.837730][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.838356][ T12] Tainted: [W]=WARN [ 50.838503][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.838872][ T12] Workqueue: netns cleanup_net [ 50.839068][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.839318][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.840016][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.840260][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbdc40 RCX: 1ff4000000018eed [ 50.841484][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbdcfc [ 50.841776][ T12] RBP: ff1100000a3ec000 R08: 1fe22000019f7ba1 R09: ff11000001aed1d0 [ 50.842054][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 50.842412][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.842710][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 50.843055][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.843311][ T12] CR2: 00007f4e2a976800 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 50.843695][ T12] PKRU: 55555554 [ 50.843853][ T12] Call Trace: [ 50.843998][ T12] [ 50.844103][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.844444][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.844690][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.844886][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.845086][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.845279][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.845558][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.845760][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.845965][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.846158][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.846453][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.846674][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.846899][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.847096][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.847290][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.847592][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.847799][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.848000][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.848176][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.848465][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.848663][ T12] kthread (kernel/kthread.c:436) [ 50.848814][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.849079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.849279][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.849559][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.849821][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.850024][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.850221][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.863073][ T12] ------------[ cut here ]------------ | [ 50.863224][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 50.864220][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.865551][ T12] Tainted: [W]=WARN [ 50.865655][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.865835][ T12] Workqueue: netns cleanup_net [ 50.865972][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.866138][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.866698][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 50.866858][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a212ac0 RCX: 1ff4000000018e99 [ 50.867043][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a212b7c [ 50.867231][ T12] RBP: ff1100000baf4000 R08: 1fe2200001442571 R09: ff11000001aed1d0 [ 50.867516][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 50.867718][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.867905][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.868124][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.868279][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 50.868589][ T12] PKRU: 55555554 [ 50.868685][ T12] Call Trace: [ 50.868781][ T12] [ 50.868850][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.869013][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.869206][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 50.869337][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 50.869570][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 50.869739][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 50.869865][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 50.869996][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 50.870128][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 50.870261][ T12] notifier_call_chain (kernel/notifier.c:85) [ 50.870489][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 50.870663][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.870824][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.870950][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.871076][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.871203][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.871330][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.871510][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.871656][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.871785][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.871925][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.872096][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.872221][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.872477][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.872614][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.872743][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.872872][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.872999][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.873130][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.873264][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.873481][ T12] kthread (kernel/kthread.c:436) [ 50.873586][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.873745][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.873871][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.874003][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.874164][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.874290][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.874499][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.877250][ T12] ------------[ cut here ]------------ | [ 50.877385][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 50.877637][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.878037][ T12] Tainted: [W]=WARN [ 50.878132][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.878286][ T12] Workqueue: netns cleanup_net [ 50.878419][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.878591][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.879027][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.879182][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a212200 RCX: 1ff4000000018eed [ 50.879368][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2122bc [ 50.879548][ T12] RBP: ff1100000b5b4000 R08: 1fe2200001442459 R09: ff11000001aed1d0 [ 50.879753][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 50.879933][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.880113][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.880322][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.880571][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 50.880763][ T12] PKRU: 55555554 [ 50.880856][ T12] Call Trace: [ 50.880945][ T12] [ 50.881009][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.881163][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.881311][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.881507][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.881640][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.881760][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.881882][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.882004][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.882125][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.882270][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.882550][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.882684][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.882804][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.882924][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.883045][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.883169][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.883296][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.883476][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.883615][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.883741][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.883860][ T12] kthread (kernel/kthread.c:436) [ 50.883949][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.884100][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.884221][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.884341][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.884589][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.884712][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.884844][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.887731][ T12] ------------[ cut here ]------------ | [ 50.887987][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 50.888338][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.888911][ T12] Tainted: [W]=WARN [ 50.889001][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.889149][ T12] Workqueue: netns cleanup_net [ 50.889273][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.889454][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.889911][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.890061][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb291c0 RCX: 1ff4000000018eed [ 50.890242][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2927c [ 50.890494][ T12] RBP: ff1100000e849000 R08: 1fe2200001f65251 R09: ff11000001aed1d0 [ 50.890694][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 50.890872][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.891052][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 50.891266][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.891430][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 50.891627][ T12] PKRU: 55555554 [ 50.891719][ T12] Call Trace: [ 50.891807][ T12] [ 50.891870][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.892034][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.892182][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.892301][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.892427][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.892549][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.892700][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.892820][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.892954][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.893076][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.893199][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.893336][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.893461][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.893592][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.893710][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.893892][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.894025][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.894147][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.894273][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.894412][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.894540][ T12] kthread (kernel/kthread.c:436) [ 50.894648][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.894796][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.894974][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.895099][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.895311][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.895452][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.895580][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.898971][ T12] ------------[ cut here ]------------ | [ 50.899102][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 50.899339][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.900568][ T12] Tainted: [W]=WARN [ 50.900673][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.900855][ T12] Workqueue: netns cleanup_net [ 50.901102][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.901331][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.902009][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.902296][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb28c80 RCX: 1ff4000000018eed [ 50.902520][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28d3c [ 50.902776][ T12] RBP: ff110000050c9000 R08: 1fe2200001f651a9 R09: ff11000001aed1d0 [ 50.903032][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 50.903315][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.903517][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 50.903826][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.904044][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 50.904300][ T12] PKRU: 55555554 [ 50.904457][ T12] Call Trace: [ 50.904546][ T12] [ 50.904634][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.904789][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.904941][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.905063][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.905188][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.905306][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.905434][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.905559][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.905696][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.905816][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.905937][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.906061][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.906234][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.906411][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.906595][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.906790][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.906972][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.907169][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.907404][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.907635][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.907840][ T12] kthread (kernel/kthread.c:436) [ 50.907999][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.908223][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.908358][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.908484][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.908730][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.908927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.909141][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.911587][ T12] ------------[ cut here ]------------ | [ 50.911724][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 50.911959][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.912363][ T12] Tainted: [W]=WARN [ 50.912454][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.912619][ T12] Workqueue: netns cleanup_net [ 50.912745][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.912901][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.913399][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.913641][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb283c0 RCX: 1ff4000000018eed [ 50.914033][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2847c [ 50.914290][ T12] RBP: ff1100000fe61000 R08: 1fe2200001f65091 R09: ff11000001aed1d0 [ 50.914498][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 50.914708][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.914889][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 50.915111][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.915262][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 50.915449][ T12] PKRU: 55555554 [ 50.915537][ T12] Call Trace: [ 50.915646][ T12] [ 50.915709][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.915860][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.916008][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.916129][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.916305][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.916442][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.916633][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.916792][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.916915][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.917033][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.917159][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.917278][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.917408][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.917592][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.917735][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.917892][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.918043][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.918170][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.918340][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.918497][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.918631][ T12] kthread (kernel/kthread.c:436) [ 50.918777][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.918943][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.919061][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.919183][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.919331][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.919465][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.919596][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.923945][ T12] ------------[ cut here ]------------ | [ 50.924132][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 50.924381][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.924790][ T12] Tainted: [W]=WARN [ 50.924879][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.925027][ T12] Workqueue: netns cleanup_net [ 50.925150][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.925308][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.925752][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.925904][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636200 RCX: 1ff4000000018eed [ 50.926085][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6362bc [ 50.926264][ T12] RBP: ff1100000ee6c000 R08: 1fe22000016c6c59 R09: ff11000001aed1d0 [ 50.926455][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 50.926649][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.926831][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.927043][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.927193][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 50.927381][ T12] PKRU: 55555554 [ 50.927475][ T12] Call Trace: [ 50.927565][ T12] [ 50.927641][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.927797][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.927945][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.928067][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.928191][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.928310][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.928439][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.928564][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.928709][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.928828][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.928951][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.929073][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.929193][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.929316][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.929442][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.929569][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.929708][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.929828][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.929954][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.930079][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.930198][ T12] kthread (kernel/kthread.c:436) [ 50.930290][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.930444][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.930566][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.930700][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.930848][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.930967][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.931086][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.933331][ T12] ------------[ cut here ]------------ | [ 50.933458][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 50.933699][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.934094][ T12] Tainted: [W]=WARN [ 50.934184][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.934334][ T12] Workqueue: netns cleanup_net [ 50.934465][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.934627][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.935059][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.935208][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636c80 RCX: 1ff4000000018eed [ 50.935388][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636d3c [ 50.935567][ T12] RBP: ff110000058a9000 R08: 1fe22000016c6da9 R09: ff11000001aed1d0 [ 50.935756][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 50.935933][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.936111][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.936318][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.936480][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 50.936672][ T12] PKRU: 55555554 [ 50.936761][ T12] Call Trace: [ 50.936849][ T12] [ 50.936911][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.937064][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.937211][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.937331][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.937459][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.937583][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.937704][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.937824][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.937945][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.938062][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.938185][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.938307][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.938431][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.938553][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.938681][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.938802][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.938923][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.939078][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.939255][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.939431][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.939623][ T12] kthread (kernel/kthread.c:436) [ 50.939764][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.939959][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.940119][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.940283][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.940525][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.940713][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.940895][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.944614][ T12] ------------[ cut here ]------------ | [ 50.944819][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 50.945188][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.946523][ T12] Tainted: [W]=WARN [ 50.946664][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.946893][ T12] Workqueue: netns cleanup_net [ 50.947085][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.947325][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.948013][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.948246][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6371c0 RCX: 1ff4000000018eed [ 50.948529][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63727c [ 50.948812][ T12] RBP: ff1100000fe84000 R08: 1fe22000016c6e51 R09: ff11000001aed1d0 [ 50.949227][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 50.949514][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.949808][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.950130][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.950367][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 50.950782][ T12] PKRU: 55555554 [ 50.950923][ T12] Call Trace: [ 50.951065][ T12] [ 50.951166][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.951414][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.951770][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.951956][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.952146][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.952337][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.952533][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.952726][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.952911][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.953096][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.953421][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.953624][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.953810][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.954002][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.954191][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.954390][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.954593][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.954782][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.955107][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.955307][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.955501][ T12] kthread (kernel/kthread.c:436) [ 50.955642][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.955990][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.956174][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.956371][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.956742][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.956933][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.957124][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.961100][ T12] ------------[ cut here ]------------ | [ 50.961423][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 50.968938][ T12] Modules linked in: ip6_gre ip_gre gre | [ 50.969604][ T12] Tainted: [W]=WARN [ 50.969752][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.969986][ T12] Workqueue: netns cleanup_net [ 50.970188][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 50.970436][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 50.971098][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 50.971332][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6363c0 RCX: 1ff4000000018eed [ 50.971760][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63647c [ 50.972039][ T12] RBP: ff1100000e8fc000 R08: 1fe22000016c6c91 R09: ff11000001aed1d0 [ 50.972319][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 50.972609][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 50.972881][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 50.973202][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.973448][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 50.973734][ T12] PKRU: 55555554 [ 50.973878][ T12] Call Trace: [ 50.974018][ T12] [ 50.975360][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 50.975611][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 50.975978][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 50.976300][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 50.976759][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 50.976950][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 50.977133][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 50.977443][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 50.977639][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 50.977822][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 50.978015][ T12] cleanup_net (net/core/net_namespace.c:702) [ 50.978201][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 50.978395][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 50.978717][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 50.978901][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 50.979222][ T12] process_one_work (kernel/workqueue.c:3314) [ 50.979435][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 50.979631][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 50.979825][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 50.980145][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 50.980324][ T12] kthread (kernel/kthread.c:436) [ 50.980475][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.980710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.981150][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.981334][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 50.981581][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.981769][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 50.982092][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.005789][ T12] ------------[ cut here ]------------ | [ 51.005986][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.007095][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.007794][ T12] Tainted: [W]=WARN [ 51.007934][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.008164][ T12] Workqueue: netns cleanup_net [ 51.008369][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.008612][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.009269][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.009528][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff4000000018eed [ 51.009804][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 51.010116][ T12] RBP: ff11000009871000 R08: 1fe22000016c6fd9 R09: ff11000001aed1d0 [ 51.010407][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.010689][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.010973][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.011295][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.011541][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.011822][ T12] PKRU: 55555554 [ 51.011957][ T12] Call Trace: [ 51.012092][ T12] [ 51.012192][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.012439][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.012670][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.012857][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.013066][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.013247][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.013442][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.013637][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.013828][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.014012][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.014199][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.014389][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.014582][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.014772][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.014953][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.015139][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.015332][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.015526][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.015721][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.015921][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.016102][ T12] kthread (kernel/kthread.c:436) [ 51.016246][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.016487][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.016685][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.016868][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.017097][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.017285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.017477][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.041045][ T12] ------------[ cut here ]------------ | [ 51.041326][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.041771][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.042457][ T12] Tainted: [W]=WARN [ 51.042632][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.042886][ T12] Workqueue: netns cleanup_net [ 51.043102][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.043362][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.044067][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 51.044317][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637700 RCX: 1ff4000000018eaf [ 51.044827][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6377bc [ 51.045124][ T12] RBP: ff11000005011000 R08: 1fe22000016c6ef9 R09: ff11000001aed1d0 [ 51.045518][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 51.045866][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005014000 [ 51.046170][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.046627][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.046879][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.047271][ T12] PKRU: 55555554 [ 51.047511][ T12] Call Trace: [ 51.047666][ T12] [ 51.047774][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.047982][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.048132][ T12] netif_close_many (net/core/dev.c:1804) [ 51.048330][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.048631][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.048827][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.049022][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 51.049224][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 51.049562][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 51.049824][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.050021][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.050264][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.050562][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.050767][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 51.051019][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 51.051239][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 51.051456][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.051657][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 51.051857][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 51.052062][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 51.052271][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.052480][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.052693][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.052893][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.053092][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.053295][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.053504][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.053708][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.053914][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.054111][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.054317][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.054547][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.054759][ T12] kthread (kernel/kthread.c:436) [ 51.054912][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.055161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.055364][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.055564][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.055824][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.056019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.056216][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.059095][ T12] ------------[ cut here ]------------ | [ 51.059238][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.059983][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.060415][ T12] Tainted: [W]=WARN [ 51.060513][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.060681][ T12] Workqueue: netns cleanup_net [ 51.060812][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.060980][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.061438][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 51.061610][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9e00 RCX: 1ff4000000018eaf [ 51.061795][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9ebc [ 51.061988][ T12] RBP: ff11000005014000 R08: 1fe2200001ddb3d9 R09: ff11000001aed1d0 [ 51.062174][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 51.062367][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 51.062561][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.062792][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.062949][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.063137][ T12] PKRU: 55555554 [ 51.063232][ T12] Call Trace: [ 51.063327][ T12] [ 51.063397][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.063526][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 51.063659][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.063756][ T12] netif_close_many (net/core/dev.c:1804) [ 51.063881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.064007][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.064138][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.064264][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 51.064396][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 51.064555][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 51.064721][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.064848][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.065004][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.065128][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.065252][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 51.065416][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 51.065547][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 51.065686][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.065816][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 51.065942][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 51.066074][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 51.066203][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.066328][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.066463][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.066599][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.066729][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.066855][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.066981][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.067107][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.067235][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.067364][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.067494][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.067631][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.067756][ T12] kthread (kernel/kthread.c:436) [ 51.067850][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.068006][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.068131][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.068258][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.068425][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.068555][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.068687][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.071069][ T12] ------------[ cut here ]------------ | [ 51.071192][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.071441][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.071851][ T12] Tainted: [W]=WARN [ 51.071942][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.072099][ T12] Workqueue: netns cleanup_net [ 51.072229][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.072392][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.072848][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 51.073002][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27540 RCX: 1ff4000000018ed5 [ 51.073183][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd275fc [ 51.073369][ T12] RBP: ff11000005011000 R08: 1fe22000017a4ec1 R09: ff11000001aed1d0 [ 51.073560][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.073752][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.073943][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.074161][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.074315][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.074506][ T12] PKRU: 55555554 [ 51.074608][ T12] Call Trace: [ 51.074699][ T12] [ 51.074763][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.074920][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.075069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.075192][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.075314][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 51.075475][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 51.075608][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.075730][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 51.075854][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 51.075978][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 51.076102][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.076223][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.076353][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.076477][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.076610][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.076734][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.076854][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.076977][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.077111][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.077232][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.077363][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.077490][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.077622][ T12] kthread (kernel/kthread.c:436) [ 51.077714][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.077865][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.077998][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.078126][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.078289][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.078417][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.078544][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.091220][ T12] ------------[ cut here ]------------ | [ 51.091366][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.091617][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.092025][ T12] Tainted: [W]=WARN [ 51.092116][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.092267][ T12] Workqueue: netns cleanup_net [ 51.092449][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.092618][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.093057][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 51.093211][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26200 RCX: 1ff4000000018ed5 [ 51.093445][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd262bc [ 51.093690][ T12] RBP: ff11000005014000 R08: 1fe22000017a4c59 R09: ff11000001aed1d0 [ 51.093879][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.094067][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.094249][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.094511][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.094673][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.094858][ T12] PKRU: 55555554 [ 51.094948][ T12] Call Trace: [ 51.095038][ T12] [ 51.095102][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.095258][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.095457][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.095588][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.095710][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 51.095867][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 51.095991][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.096115][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 51.096237][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 51.096411][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 51.096544][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.096677][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.096802][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.096923][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.097045][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.097168][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.097287][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.097459][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.097595][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.097716][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.097846][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.097971][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.098091][ T12] kthread (kernel/kthread.c:436) [ 51.098182][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.098331][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.098504][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.098638][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.098792][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.098912][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.099033][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.108769][ T12] ------------[ cut here ]------------ | [ 51.108928][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.109170][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.109596][ T12] Tainted: [W]=WARN [ 51.109688][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.109839][ T12] Workqueue: netns cleanup_net [ 51.109966][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.110128][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.110573][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 51.110738][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27a80 RCX: 1ff4000000018ed5 [ 51.110928][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27b3c [ 51.111116][ T12] RBP: ff11000004f69000 R08: 1fe22000017a4f69 R09: ff11000001aed1d0 [ 51.111303][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.111495][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.111690][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.111902][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.112067][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.112249][ T12] PKRU: 55555554 [ 51.112339][ T12] Call Trace: [ 51.112435][ T12] [ 51.112505][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.112670][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.112821][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.112942][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.113061][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 51.113217][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 51.113340][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.113468][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 51.113598][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 51.113721][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 51.113842][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.113964][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.114088][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.114208][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.114328][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.114457][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.114587][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.114709][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.114833][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.114953][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.115090][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.115218][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.115339][ T12] kthread (kernel/kthread.c:436) [ 51.115438][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.115598][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.115720][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.115842][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.116002][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.116122][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.116244][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.125043][ T1161] ------------[ cut here ]------------ | [ 51.125191][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1161 | [ 51.125464][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.125884][ T1161] Tainted: [W]=WARN [ 51.125985][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.126151][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.126326][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.127042][ T1161] RSP: 0018:ffa000000101fa80 EFLAGS: 00010286 [ 51.127213][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000beb0740 RCX: 1ff4000000203f16 [ 51.127417][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb07fc [ 51.127628][ T1161] RBP: ff1100000fd69000 R08: 1fe22000017d6101 R09: ff1100000a88d180 [ 51.127835][ T1161] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.128035][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd69000 [ 51.128235][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.128477][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.128658][ T1161] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.128860][ T1161] PKRU: 55555554 [ 51.128959][ T1161] Call Trace: [ 51.129058][ T1161] [ 51.129128][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.129263][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.129404][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.129511][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.129657][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.129826][ T1161] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.129963][ T1161] register_netdev (net/core/dev.c:11552) [ 51.130097][ T1161] loopback_net_init (drivers/net/loopback.c:218) [ 51.130234][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.130339][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.130451][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.130593][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.130728][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.130865][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.131000][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.131136][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.131277][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.131417][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.131559][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.131703][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.131841][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.131977][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.132113][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.132249][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.132388][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.132530][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.132676][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.132844][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.132987][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.133477][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.133690][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.133891][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.134091][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.134290][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.134495][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.138914][ T1161] ------------[ cut here ]------------ | [ 51.139059][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1161 | [ 51.139318][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.139744][ T1161] Tainted: [W]=WARN [ 51.139844][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.140038][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.140212][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.140704][ T1161] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.140874][ T1161] RAX: 00000000ffffffa6 RBX: ff110000028b2580 RCX: 1ff4000000203ee9 [ 51.141077][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b263c [ 51.141275][ T1161] RBP: ff1100000d6e9000 R08: 1fe22000005164c9 R09: ff1100000a88d180 [ 51.141484][ T1161] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.141735][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6e9000 [ 51.141942][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.142174][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.142344][ T1161] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.142554][ T1161] PKRU: 55555554 [ 51.142662][ T1161] Call Trace: [ 51.142762][ T1161] [ 51.142834][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.142968][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.143102][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.143205][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.143351][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.143520][ T1161] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.143674][ T1161] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.143810][ T1161] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.143944][ T1161] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.144078][ T1161] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.144218][ T1161] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.144359][ T1161] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.144495][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.144609][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.144711][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.144844][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.144979][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.145118][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.145254][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.145397][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.145536][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.145683][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.145816][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.145952][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.146087][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.146224][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.146361][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.146495][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.146641][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.146777][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.146911][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.147085][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.147226][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.147724][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.147931][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.148130][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.148330][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.148537][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.148751][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.158864][ T1161] ------------[ cut here ]------------ | [ 51.159032][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1161 | [ 51.159306][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.159738][ T1161] Tainted: [W]=WARN [ 51.159841][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.160014][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.160210][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.160722][ T1161] RSP: 0018:ffa000000101f8f8 EFLAGS: 00010286 [ 51.160893][ T1161] RAX: 00000000ffffffa6 RBX: ff110000128a18c0 RCX: 1ff4000000203ee5 [ 51.161096][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a197c [ 51.161299][ T1161] RBP: ff1100000efb1000 R08: 1fe2200002514331 R09: ff1100000a88d180 [ 51.161510][ T1161] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.161725][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000efb1000 [ 51.161930][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.162169][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.162340][ T1161] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.162552][ T1161] PKRU: 55555554 [ 51.162668][ T1161] Call Trace: [ 51.162769][ T1161] [ 51.162839][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.162976][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.163117][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.163221][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.163363][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.163535][ T1161] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.163683][ T1161] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.163819][ T1161] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.163956][ T1161] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.164094][ T1161] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.164237][ T1161] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.164381][ T1161] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 51.164520][ T1161] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 51.164666][ T1161] vti_init_net (net/ipv4/ip_vti.c:517) [ 51.164803][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.164908][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.165013][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.165149][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.165286][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.165432][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.165572][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.165722][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.165868][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.166007][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.166143][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.166280][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.166422][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.166562][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.166724][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.166861][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.166996][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.167133][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.167269][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.167448][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.167597][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.168088][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.168293][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.168504][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.168718][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.168922][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.169122][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.186264][ T1161] ------------[ cut here ]------------ | [ 51.186521][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1161 | [ 51.186964][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.187423][ T1161] Tainted: [W]=WARN [ 51.187528][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.187807][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.188035][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.188612][ T1161] RSP: 0018:ffa000000101fa78 EFLAGS: 00010286 [ 51.188866][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff4000000203f15 [ 51.189139][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 51.189342][ T1161] RBP: ff1100000e019000 R08: 1fe2200001f45139 R09: ff1100000a88d180 [ 51.189647][ T1161] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.189926][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e019000 [ 51.190184][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.190456][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.190748][ T1161] CR2: 000055f6c1396cf8 CR3: 0000000009aeb001 CR4: 0000000000771ef0 [ 51.191016][ T1161] PKRU: 55555554 [ 51.191118][ T1161] Call Trace: [ 51.191218][ T1161] [ 51.191287][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.191433][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.191569][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.191686][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.191823][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.191990][ T1161] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.192189][ T1161] register_netdev (net/core/dev.c:11552) [ 51.192364][ T1161] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 51.192538][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.192660][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.192773][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.192967][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.193153][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.193311][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.193514][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.193686][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.193839][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.194023][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.194208][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.194380][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.194570][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.194794][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.194930][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.195075][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.195210][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.195343][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.195496][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.195673][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.195818][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.196315][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.196595][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.196869][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.197088][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.197343][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.197634][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.204809][ T1161] ------------[ cut here ]------------ | [ 51.205073][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1161 | [ 51.205482][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.206138][ T1161] Tainted: [W]=WARN [ 51.206244][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.206493][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.206738][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.207465][ T1161] RSP: 0018:ffa000000101fa68 EFLAGS: 00010286 [ 51.207722][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff4000000203f13 [ 51.208062][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 51.208265][ T1161] RBP: ff11000005041000 R08: 1fe2200001f451a9 R09: ff1100000a88d180 [ 51.208482][ T1161] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.208728][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005041000 [ 51.208931][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.209161][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.209329][ T1161] CR2: 000055f6c1396cf8 CR3: 0000000009aeb001 CR4: 0000000000771ef0 [ 51.209544][ T1161] PKRU: 55555554 [ 51.209678][ T1161] Call Trace: [ 51.209778][ T1161] [ 51.209847][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.209984][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.210118][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.210220][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.210363][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.210533][ T1161] register_netdev (net/core/dev.c:11552) [ 51.210726][ T1161] sit_init_net (net/ipv6/sit.c:1860) [ 51.210923][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.211024][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.211125][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.211257][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.211394][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.211528][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.211674][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.211814][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.211950][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.212082][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.212214][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.212352][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.212488][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.212629][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.212762][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.212897][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.213029][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.213162][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.213296][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.213466][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.213620][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.214098][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.214300][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.214510][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.214748][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.214946][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.215144][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.220029][ T1161] ------------[ cut here ]------------ | [ 51.220268][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1161 | [ 51.220604][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.221109][ T1161] Tainted: [W]=WARN [ 51.221268][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.221454][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.221702][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.222250][ T1161] RSP: 0018:ffa000000101fa78 EFLAGS: 00010286 [ 51.222496][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000ce32900 RCX: 1ff4000000203f15 [ 51.222759][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce329bc [ 51.222984][ T1161] RBP: ff1100000f88c000 R08: 1fe22000019c6539 R09: ff1100000a88d180 [ 51.223239][ T1161] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.223511][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f88c000 [ 51.223762][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.224055][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.224270][ T1161] CR2: 000055f6c1396cf8 CR3: 0000000009aeb001 CR4: 0000000000771ef0 [ 51.224550][ T1161] PKRU: 55555554 [ 51.224675][ T1161] Call Trace: [ 51.224794][ T1161] [ 51.224911][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.225056][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.225255][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.225371][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.225569][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.225775][ T1161] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.225914][ T1161] register_netdev (net/core/dev.c:11552) [ 51.226048][ T1161] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 51.226183][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.226286][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.226401][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.226535][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.226690][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.226825][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.226959][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.227093][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.227226][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.227362][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.227495][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.227641][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.227774][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.227909][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.228041][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.228172][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.228303][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.228441][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.228764][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.228929][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.229069][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.229560][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.229793][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.229991][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.230190][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.230393][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.230609][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.234813][ T1161] ------------[ cut here ]------------ | [ 51.234961][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1161 | [ 51.235289][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.235860][ T1161] Tainted: [W]=WARN [ 51.235965][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.236195][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.236388][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.237003][ T1161] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.237225][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000d6be900 RCX: 1ff4000000203ee9 [ 51.237452][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be9bc [ 51.237725][ T1161] RBP: ff11000008c9c000 R08: 1fe2200001ad7d39 R09: ff1100000a88d180 [ 51.237995][ T1161] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.238198][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c9c000 [ 51.238471][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.238779][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.238992][ T1161] CR2: 000055f6c1396cf8 CR3: 0000000009aeb001 CR4: 0000000000771ef0 [ 51.239240][ T1161] PKRU: 55555554 [ 51.239369][ T1161] Call Trace: [ 51.239489][ T1161] [ 51.239609][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.239749][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.239903][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.240046][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.240209][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.240431][ T1161] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.240636][ T1161] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.240778][ T1161] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.240911][ T1161] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.241101][ T1161] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.241261][ T1161] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.241460][ T1161] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.241646][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.241788][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.241888][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.242066][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.242212][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.242433][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.242589][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.242788][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.242942][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.243072][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.243203][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.243335][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.243484][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.243701][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.243870][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.244038][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.244182][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.244371][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.244510][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.244741][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.244895][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.245487][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.245754][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.246015][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.246217][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.246484][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.246775][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.254097][ T1161] ------------[ cut here ]------------ | [ 51.255098][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1161 | [ 51.255612][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.256248][ T1161] Tainted: [W]=WARN [ 51.256491][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.256775][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.257033][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.257724][ T1161] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.257908][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000b237c40 RCX: 1ff4000000203ee9 [ 51.258160][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b237cfc [ 51.258558][ T1161] RBP: ff1100000a32c000 R08: 1fe2200001646fa1 R09: ff1100000a88d180 [ 51.258892][ T1161] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.259096][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 51.259301][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.259621][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.259788][ T1161] CR2: 000055f6c1396cf8 CR3: 0000000009aeb001 CR4: 0000000000771ef0 [ 51.259986][ T1161] PKRU: 55555554 [ 51.260084][ T1161] Call Trace: [ 51.260183][ T1161] [ 51.260251][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.260445][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.260596][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.260696][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.260830][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.260994][ T1161] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.261129][ T1161] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.261261][ T1161] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.261450][ T1161] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.261596][ T1161] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.261729][ T1161] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.261863][ T1161] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.261995][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.262097][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.262197][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.262330][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.262639][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.262876][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.263087][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.263226][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.263425][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.263562][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.263774][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.263946][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.264087][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.264220][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.264484][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.264708][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.264843][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.265060][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.265281][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.265716][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.265943][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.266782][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.267117][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.267534][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.267826][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.268025][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.268221][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.280472][ T1161] ------------[ cut here ]------------ | [ 51.280688][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1161 | [ 51.280999][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.281524][ T1161] Tainted: [W]=WARN [ 51.281696][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.281914][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.282140][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.282687][ T1161] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.282907][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000bd82e40 RCX: 1ff4000000203ee9 [ 51.283157][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82efc [ 51.283418][ T1161] RBP: ff1100000a864000 R08: 1fe22000017b05e1 R09: ff1100000a88d180 [ 51.283708][ T1161] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 51.283955][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a864000 [ 51.284206][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 51.284503][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.284740][ T1161] CR2: 000055f6a15ced5c CR3: 0000000009aeb002 CR4: 0000000000771ef0 [ 51.284992][ T1161] PKRU: 55555554 [ 51.285142][ T1161] Call Trace: [ 51.285292][ T1161] [ 51.285426][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.285642][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.285837][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.286056][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.286286][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.286645][ T1161] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.286892][ T1161] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.287130][ T1161] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.287395][ T1161] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.287668][ T1161] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.287927][ T1161] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.288186][ T1161] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.288468][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.288695][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.288917][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.289175][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.289451][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.289733][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.290004][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.290278][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.290562][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.290840][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.291108][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.291393][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.291673][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.291940][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.292204][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.292485][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.292760][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.293025][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.293286][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.293619][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.293888][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.294686][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.295042][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.295413][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.295789][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.296154][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.296529][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.299573][ T12] ------------[ cut here ]------------ | [ 51.299737][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.299984][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.300409][ T12] Tainted: [W]=WARN [ 51.300506][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.300674][ T12] Workqueue: netns cleanup_net [ 51.300804][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.300972][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.301426][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 51.301597][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b63c0 RCX: 1ff4000000018ec7 [ 51.301781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b647c [ 51.301965][ T12] RBP: ff1100000e814000 R08: 1fe2200001936c91 R09: ff11000001aed1d0 [ 51.302170][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 51.302361][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 51.302551][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.302777][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.302938][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.303124][ T12] PKRU: 55555554 [ 51.303216][ T12] Call Trace: [ 51.303312][ T12] [ 51.303386][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.303515][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.303638][ T12] netif_close_many (net/core/dev.c:1804) [ 51.303839][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 51.304020][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 51.304176][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 51.304331][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.304467][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.304628][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.304754][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.304880][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.305005][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.305129][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.305255][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.305392][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.305520][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.305717][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.305894][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.306050][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.306211][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.306414][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.306573][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.306781][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.306984][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.307180][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.307391][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.307615][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.307811][ T12] kthread (kernel/kthread.c:436) [ 51.307958][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.308203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.308412][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.308619][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.308857][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.309050][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.309240][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.312003][ T12] ------------[ cut here ]------------ | [ 51.312202][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.312630][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.313302][ T12] Tainted: [W]=WARN [ 51.313470][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.313730][ T12] Workqueue: netns cleanup_net [ 51.313944][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.314204][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.314936][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 51.315199][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8740 RCX: 1ff4000000018e80 [ 51.315509][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed87fc [ 51.315817][ T12] RBP: ff1100000fac9000 R08: 1fe2200001ddb101 R09: ff11000001aed1d0 [ 51.316112][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 51.316424][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 51.316740][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.317096][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.317356][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.317665][ T12] PKRU: 55555554 [ 51.317819][ T12] Call Trace: [ 51.317970][ T12] [ 51.318079][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.318287][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.318455][ T12] netif_close_many (net/core/dev.c:1804) [ 51.318663][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 51.318863][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.319064][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 51.319274][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 51.319492][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 51.319696][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 51.319897][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 51.320102][ T12] notifier_call_chain (kernel/notifier.c:85) [ 51.320308][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 51.320526][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 51.320746][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 51.321008][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 51.321261][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.321478][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.321742][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.321941][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.322149][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.322359][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.322561][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.322763][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.322969][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.323180][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.323394][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.323615][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.323825][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.324027][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.324230][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.324434][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.324692][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.324903][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.325107][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.325317][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.325537][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.325741][ T12] kthread (kernel/kthread.c:436) [ 51.325893][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.326148][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.326367][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.326569][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.326830][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.327034][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.327239][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.331227][ T12] ------------[ cut here ]------------ | [ 51.331437][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.331811][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.332608][ T12] Tainted: [W]=WARN [ 51.332831][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.333076][ T12] Workqueue: netns cleanup_net [ 51.333268][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.333617][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.334286][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.334620][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50900 RCX: 1ff4000000018eed [ 51.334905][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf509bc [ 51.335187][ T12] RBP: ff11000009b14000 R08: 1fe22000019ea139 R09: ff11000001aed1d0 [ 51.335554][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.335847][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.336129][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.336545][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.336793][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.337066][ T12] PKRU: 55555554 [ 51.337206][ T12] Call Trace: [ 51.337433][ T12] [ 51.337536][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.337781][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.338009][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.338195][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.338472][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.338670][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.338860][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.339053][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.339248][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.339521][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.339718][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.339902][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.340089][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.340280][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.340548][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.340744][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.340939][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.341129][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.341325][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.341608][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.341796][ T12] kthread (kernel/kthread.c:436) [ 51.341940][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.342168][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.342438][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.342636][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.342877][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.343066][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.343248][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.356589][ T12] ------------[ cut here ]------------ | [ 51.356766][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.357013][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.357432][ T12] Tainted: [W]=WARN [ 51.357531][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.357696][ T12] Workqueue: netns cleanup_net [ 51.357828][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.357990][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.358438][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 51.358610][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb1e00 RCX: 1ff4000000018e99 [ 51.358795][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb1ebc [ 51.358982][ T12] RBP: ff1100000fac9000 R08: 1fe22000017d63d9 R09: ff11000001aed1d0 [ 51.359171][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.359361][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.359552][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.359782][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.359940][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.360128][ T12] PKRU: 55555554 [ 51.360221][ T12] Call Trace: [ 51.360315][ T12] [ 51.360386][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.360549][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.360721][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 51.360847][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.360972][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 51.361129][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 51.361258][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 51.361391][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 51.361519][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 51.361656][ T12] notifier_call_chain (kernel/notifier.c:85) [ 51.361783][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 51.361942][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.362097][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.362221][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.362388][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.362519][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.362658][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.362785][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.362912][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.363037][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.363164][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.363293][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.363426][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.363554][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.363731][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.363915][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.364094][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.364218][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.364356][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.364489][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.364624][ T12] kthread (kernel/kthread.c:436) [ 51.364719][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.364876][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.365000][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.365125][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.365280][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.365413][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.365544][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.367657][ T12] ------------[ cut here ]------------ | [ 51.367780][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.368015][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.368419][ T12] Tainted: [W]=WARN [ 51.368511][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.368675][ T12] Workqueue: netns cleanup_net [ 51.368801][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.368957][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.369769][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.369924][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb1c40 RCX: 1ff4000000018eed [ 51.370107][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb1cfc [ 51.370283][ T12] RBP: ff1100000e814000 R08: 1fe22000017d63a1 R09: ff11000001aed1d0 [ 51.370479][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.370673][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.370852][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.371065][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.371215][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.371402][ T12] PKRU: 55555554 [ 51.371497][ T12] Call Trace: [ 51.371594][ T12] [ 51.371656][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.371808][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.371956][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.372077][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.372202][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.372321][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.372450][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.372584][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.372708][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.372829][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.372950][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.373071][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.373191][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.373313][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.373437][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.373560][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.373702][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.373823][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.373948][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.374071][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.374190][ T12] kthread (kernel/kthread.c:436) [ 51.374283][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.374437][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.374558][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.374685][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.374838][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.374957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.375079][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.377294][ T12] ------------[ cut here ]------------ | [ 51.377426][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.377679][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.378064][ T12] Tainted: [W]=WARN [ 51.378153][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.378299][ T12] Workqueue: netns cleanup_net [ 51.379038][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.379199][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.379687][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.379836][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb0e40 RCX: 1ff4000000018eed [ 51.380016][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb0efc [ 51.380191][ T12] RBP: ff1100000ec71000 R08: 1fe22000017d61e1 R09: ff11000001aed1d0 [ 51.380417][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.380651][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.380829][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.381035][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.381181][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.381407][ T12] PKRU: 55555554 [ 51.381498][ T12] Call Trace: [ 51.381594][ T12] [ 51.381657][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.381813][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.381960][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.382079][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.382199][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.382317][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.382488][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.382630][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.382755][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.382874][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.383000][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.383120][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.383237][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.383404][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.383525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.383657][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.383785][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.383903][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.384027][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.384151][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.384271][ T12] kthread (kernel/kthread.c:436) [ 51.384413][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.384563][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.384695][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.384818][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.384967][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.385086][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.385205][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.397256][ T12] ------------[ cut here ]------------ | [ 51.398043][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.398279][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.398788][ T12] Tainted: [W]=WARN [ 51.398883][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.399033][ T12] Workqueue: netns cleanup_net [ 51.399156][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.399311][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.399871][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.400021][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51380 RCX: 1ff4000000018eed [ 51.400204][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5143c [ 51.400475][ T12] RBP: ff11000009201000 R08: 1fe22000019ea289 R09: ff11000001aed1d0 [ 51.400659][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.400836][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.401014][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.401221][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.401471][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.401657][ T12] PKRU: 55555554 [ 51.401748][ T12] Call Trace: [ 51.401837][ T12] [ 51.401899][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.402056][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.402204][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.402324][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.402493][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.402626][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.402746][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.402868][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.402994][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.403117][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.403243][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.403416][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.403538][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.403668][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.403786][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.403910][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.404034][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.404153][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.404281][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.404453][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.404573][ T12] kthread (kernel/kthread.c:436) [ 51.404672][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.404822][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.404962][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.405090][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.405239][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.405362][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.405484][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.407568][ T12] ------------[ cut here ]------------ | [ 51.407696][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.407943][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.408339][ T12] Tainted: [W]=WARN [ 51.408845][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.409007][ T12] Workqueue: netns cleanup_net [ 51.409130][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.409285][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.409734][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.409888][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51a80 RCX: 1ff4000000018eed [ 51.410065][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51b3c [ 51.410244][ T12] RBP: ff1100000fd11000 R08: 1fe22000019ea369 R09: ff11000001aed1d0 [ 51.410428][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.410618][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.410798][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.411010][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.411164][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.411345][ T12] PKRU: 55555554 [ 51.411441][ T12] Call Trace: [ 51.411533][ T12] [ 51.411608][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.411763][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.411914][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.412055][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.412181][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.412303][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.412430][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.412556][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.412685][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.412806][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.412930][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.413052][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.413170][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.413291][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.413415][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.413540][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.413674][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.413796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.413922][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.414046][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.414170][ T12] kthread (kernel/kthread.c:436) [ 51.414261][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.414420][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.414543][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.414676][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.414826][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.414946][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.415067][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.417317][ T12] ------------[ cut here ]------------ | [ 51.417446][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 51.417690][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.418091][ T12] Tainted: [W]=WARN [ 51.418181][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.418331][ T12] Workqueue: netns cleanup_net [ 51.418973][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.419132][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.419846][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.420089][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff4000000018eed [ 51.420460][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 51.420834][ T12] RBP: ff11000010294000 R08: 1fe22000019ea3d9 R09: ff11000001aed1d0 [ 51.421121][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.421488][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.421781][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.422013][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.422165][ T12] CR2: 00007fd82c268430 CR3: 0000000009aeb006 CR4: 0000000000771ef0 [ 51.422344][ T12] PKRU: 55555554 [ 51.422490][ T12] Call Trace: [ 51.422586][ T12] [ 51.422660][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.422820][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.422968][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.423088][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.423211][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.423332][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.423504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.423636][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.423763][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.423883][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.424006][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.424129][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.424252][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.424426][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.424548][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.424681][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.424810][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.424930][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.425055][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.425183][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.425303][ T12] kthread (kernel/kthread.c:436) [ 51.425444][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.425606][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.425732][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.425853][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.426002][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.426125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.426286][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.429964][ T12] ------------[ cut here ]------------ | [ 51.430173][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.430528][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.430934][ T12] Tainted: [W]=WARN [ 51.431025][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.431184][ T12] Workqueue: netns cleanup_net [ 51.431308][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.431475][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.431912][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.432064][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bbe00 RCX: 1ff4000000018eed [ 51.432239][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbebc [ 51.432419][ T12] RBP: ff11000004f59000 R08: 1fe2200000af77d9 R09: ff11000001aed1d0 [ 51.432608][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.432786][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.432963][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.433171][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.433322][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.433510][ T12] PKRU: 55555554 [ 51.433609][ T12] Call Trace: [ 51.433702][ T12] [ 51.433764][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.433921][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.434069][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.434187][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.434313][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.434439][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.434560][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.434690][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.434812][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.434929][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.435050][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.435174][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.435294][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.435420][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.435540][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.435672][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.435798][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.435917][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.436040][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.436165][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.436284][ T12] kthread (kernel/kthread.c:436) [ 51.436383][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.436531][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.436664][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.436783][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.436934][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.437055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.437175][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.444404][ T12] ------------[ cut here ]------------ | [ 51.444536][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.444784][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.445177][ T12] Tainted: [W]=WARN [ 51.445268][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.445421][ T12] Workqueue: netns cleanup_net [ 51.445546][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.445708][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.446132][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.446280][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f000 RCX: 1ff4000000018eed [ 51.446465][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f0bc [ 51.446652][ T12] RBP: ff1100000f914000 R08: 1fe22000016e9e19 R09: ff11000001aed1d0 [ 51.446828][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.447003][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.447184][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.447397][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.447546][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.447819][ T12] PKRU: 55555554 [ 51.447958][ T12] Call Trace: [ 51.448060][ T12] [ 51.448122][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.448275][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.448430][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.448549][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.448680][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.448799][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.448919][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.449041][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.449163][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.449281][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.449408][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.449529][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.449666][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.449789][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.449908][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.450031][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.450154][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.450272][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.450405][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.450530][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.450657][ T12] kthread (kernel/kthread.c:436) [ 51.450745][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.450894][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.451014][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.451131][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.451280][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.451405][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.451528][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.453557][ T12] ------------[ cut here ]------------ | [ 51.453687][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.453916][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.454309][ T12] Tainted: [W]=WARN [ 51.454411][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.454562][ T12] Workqueue: netns cleanup_net [ 51.454701][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.454855][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.455276][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.455432][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74eac0 RCX: 1ff4000000018eed [ 51.455620][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74eb7c [ 51.455798][ T12] RBP: ff1100001025c000 R08: 1fe22000016e9d71 R09: ff11000001aed1d0 [ 51.455974][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.456155][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.456332][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.456607][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.456758][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.456945][ T12] PKRU: 55555554 [ 51.457035][ T12] Call Trace: [ 51.457124][ T12] [ 51.457185][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.457337][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.457492][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.457622][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.457743][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.457861][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.457980][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.458100][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.458220][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.458341][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.458474][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.458602][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.458719][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.458839][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.458958][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.459079][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.459203][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.459328][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.459457][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.459591][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.459711][ T12] kthread (kernel/kthread.c:436) [ 51.459801][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.459950][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.460069][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.460190][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.460339][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.460483][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.460614][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.462625][ T12] ------------[ cut here ]------------ | [ 51.462742][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.462972][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.463367][ T12] Tainted: [W]=WARN [ 51.463456][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.463614][ T12] Workqueue: netns cleanup_net [ 51.463737][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.463897][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.464319][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 51.464475][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e040 RCX: 1ff4000000018eed [ 51.464663][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e0fc [ 51.464837][ T12] RBP: ff1100000fadc000 R08: 1fe22000016e9c21 R09: ff11000001aed1d0 [ 51.465016][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.465191][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.465455][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.465673][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.465823][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.466073][ T12] PKRU: 55555554 [ 51.466167][ T12] Call Trace: [ 51.466255][ T12] [ 51.466316][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.466548][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.466707][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 51.466825][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 51.466945][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 51.467134][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 51.467254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 51.467381][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 51.467505][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.467705][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.467830][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.467952][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.468068][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.468261][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.468385][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.468505][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.468637][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.468828][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.468952][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.469078][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.469196][ T12] kthread (kernel/kthread.c:436) [ 51.469368][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.469516][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.469643][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.469761][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.469984][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.470105][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.470224][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.477495][ T1161] ------------[ cut here ]------------ | [ 51.477795][ T1161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1161 | [ 51.478261][ T1161] Modules linked in: ip6_gre ip_gre gre | [ 51.479073][ T1161] Tainted: [W]=WARN [ 51.479285][ T1161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.479632][ T1161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.479966][ T1161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.480785][ T1161] RSP: 0018:ffa000000101fa70 EFLAGS: 00010286 [ 51.481102][ T1161] RAX: 00000000ffffffa6 RBX: ff1100000bd83700 RCX: 1ff4000000203f14 [ 51.481487][ T1161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd837bc [ 51.481858][ T1161] RBP: ff11000009bb9000 R08: 1fe22000017b06f9 R09: ff1100000a88d180 [ 51.482212][ T1161] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 51.482591][ T1161] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bb9000 [ 51.482962][ T1161] FS: 00007fd82c061840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 51.483393][ T1161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.483717][ T1161] CR2: 000055f6a15ced5c CR3: 0000000009aeb002 CR4: 0000000000771ef0 [ 51.484083][ T1161] PKRU: 55555554 [ 51.484291][ T1161] Call Trace: [ 51.484519][ T1161] [ 51.484686][ T1161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.484954][ T1161] ? notifier_call_chain (kernel/notifier.c:85) [ 51.485218][ T1161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.485447][ T1161] register_netdevice (net/core/dev.c:11488) [ 51.485722][ T1161] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.486031][ T1161] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.486298][ T1161] register_netdev (net/core/dev.c:11552) [ 51.486590][ T1161] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 51.486861][ T1161] ops_init (net/core/net_namespace.c:137) [ 51.487080][ T1161] setup_net (net/core/net_namespace.c:446) [ 51.487296][ T1161] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.487584][ T1161] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.487856][ T1161] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.488131][ T1161] copy_net_ns (net/core/net_namespace.c:579) [ 51.488420][ T1161] create_new_namespaces (kernel/nsproxy.c:132) [ 51.488706][ T1161] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.488972][ T1161] ksys_unshare (kernel/fork.c:3243) [ 51.489238][ T1161] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.489521][ T1161] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.489790][ T1161] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.490059][ T1161] ? __ia32_sys_open (fs/open.c:1374) [ 51.490331][ T1161] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.490622][ T1161] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.490885][ T1161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.491149][ T1161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.491425][ T1161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.491702][ T1161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.492011][ T1161] RIP: 0033:0x7fd82c323bcb [ 51.492284][ T1161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.493103][ T1161] RSP: 002b:00007ffc1040cb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 51.493496][ T1161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd82c323bcb [ 51.493870][ T1161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.494238][ T1161] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.494788][ T1161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1040eda0 [ 51.495162][ T1161] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1040f877 | [ 51.513185][ T12] ------------[ cut here ]------------ | [ 51.513382][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 51.513644][ T12] Modules linked in: ip6_gre ip_gre gre | [ 51.514044][ T12] Tainted: [W]=WARN [ 51.514135][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.514293][ T12] Workqueue: netns cleanup_net [ 51.514477][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.514672][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.515239][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 51.515451][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e740 RCX: 1ff4000000018ed5 [ 51.515719][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e7fc [ 51.515908][ T12] RBP: ff11000010391000 R08: 1fe22000016e9d01 R09: ff11000001aed1d0 [ 51.516085][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.516262][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 51.516494][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.516717][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.516874][ T12] CR2: 00007f75d778c2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 51.517053][ T12] PKRU: 55555554 [ 51.517143][ T12] Call Trace: [ 51.517232][ T12] [ 51.517297][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 51.517504][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 51.517675][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 51.517799][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 51.517922][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.518043][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 51.518164][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 51.518291][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 51.518468][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 51.518595][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.518720][ T12] cleanup_net (net/core/net_namespace.c:702) [ 51.518841][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 51.518960][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 51.519083][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.519203][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.519328][ T12] process_one_work (kernel/workqueue.c:3314) [ 51.519508][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 51.519641][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.519768][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 51.519897][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 51.520024][ T12] kthread (kernel/kthread.c:436) [ 51.520118][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.520270][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.520442][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 51.520570][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 51.520731][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 51.520851][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 51.520978][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 51.567434][ T1162] ------------[ cut here ]------------ | [ 51.567616][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1162 | [ 51.568037][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.568455][ T1162] Tainted: [W]=WARN [ 51.568557][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.568732][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.568906][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.569384][ T1162] RSP: 0018:ffa000000101fa80 EFLAGS: 00010286 [ 51.569555][ T1162] RAX: 00000000ffffffa6 RBX: ff1100000eedb380 RCX: 1ff4000000203f16 [ 51.569773][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedb43c [ 51.569974][ T1162] RBP: ff11000009b81000 R08: 1fe2200001ddb689 R09: ff11000009740b80 [ 51.570172][ T1162] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.570377][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b81000 [ 51.570585][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.570820][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.570987][ T1162] CR2: 00007fd25718ac20 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.571186][ T1162] PKRU: 55555554 [ 51.571286][ T1162] Call Trace: [ 51.571392][ T1162] [ 51.571463][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.571619][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.571755][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.571857][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.571992][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.572160][ T1162] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.572296][ T1162] register_netdev (net/core/dev.c:11552) [ 51.572439][ T1162] loopback_net_init (drivers/net/loopback.c:218) [ 51.572608][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.572772][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.572923][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.573058][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.573197][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.573335][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.573481][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.573630][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.573765][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.573897][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.574029][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.574162][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.574296][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.574439][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.574572][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.574712][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.574844][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.574976][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.575108][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.575273][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.575420][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.575974][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.576179][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.576391][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.576599][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.576823][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.577021][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.583881][ T1162] ------------[ cut here ]------------ | [ 51.584121][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1162 | [ 51.584568][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.585148][ T1162] Tainted: [W]=WARN [ 51.585265][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.585450][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.585747][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.586472][ T1162] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.586681][ T1162] RAX: 00000000ffffffa6 RBX: ff1100000a9abc40 RCX: 1ff4000000203ee9 [ 51.586888][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abcfc [ 51.587089][ T1162] RBP: ff1100000e01c000 R08: 1fe22000015357a1 R09: ff11000009740b80 [ 51.587365][ T1162] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.587645][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e01c000 [ 51.587918][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.588159][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.588330][ T1162] CR2: 00007fd25718ac20 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.588548][ T1162] PKRU: 55555554 [ 51.588697][ T1162] Call Trace: [ 51.588808][ T1162] [ 51.588883][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.589026][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.589161][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.589263][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.589405][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.589575][ T1162] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.589724][ T1162] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.589861][ T1162] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.590049][ T1162] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.590249][ T1162] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.590469][ T1162] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.590731][ T1162] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.590954][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.591127][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.591313][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.591490][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.591656][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.591877][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.592018][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.592155][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.592291][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.592439][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.592575][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.592792][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.593018][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.593159][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.593296][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.593518][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.593760][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.593971][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.594206][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.594509][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.594752][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.595541][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.595897][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.596225][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.596562][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.596865][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.597141][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.605599][ T1162] ------------[ cut here ]------------ | [ 51.605849][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1162 | [ 51.606282][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.607022][ T1162] Tainted: [W]=WARN [ 51.607215][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.607520][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.607821][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.608651][ T1162] RSP: 0018:ffa000000101f8f8 EFLAGS: 00010286 [ 51.608915][ T1162] RAX: 00000000ffffffa6 RBX: ff1100000b31c740 RCX: 1ff4000000203ee5 [ 51.609190][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c7fc [ 51.610501][ T1162] RBP: ff11000012741000 R08: 1fe2200001663901 R09: ff11000009740b80 [ 51.610867][ T1162] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.611193][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012741000 [ 51.611638][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.612033][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.612322][ T1162] CR2: 00007fd25718ac20 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.612791][ T1162] PKRU: 55555554 [ 51.612956][ T1162] Call Trace: [ 51.613115][ T1162] [ 51.613233][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.613600][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.613828][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.614014][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.614258][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.614651][ T1162] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.614893][ T1162] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.615111][ T1162] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.615466][ T1162] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.615705][ T1162] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.615922][ T1162] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.616135][ T1162] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 51.616452][ T1162] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 51.616700][ T1162] vti_init_net (net/ipv4/ip_vti.c:517) [ 51.616919][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.617078][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.617238][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.617572][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.617830][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.618067][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.618300][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.618646][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.618890][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.619097][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.619307][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.619642][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.619884][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.620124][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.620473][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.620726][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.620944][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.621153][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.621491][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.621775][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.622006][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.622964][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.623340][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.623836][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.624203][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.624666][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.624992][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.648076][ T1162] ------------[ cut here ]------------ | [ 51.648317][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1162 | [ 51.648752][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.649418][ T1162] Tainted: [W]=WARN [ 51.649585][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.649850][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.650124][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.650890][ T1162] RSP: 0018:ffa000000101fa78 EFLAGS: 00010286 [ 51.651158][ T1162] RAX: 00000000ffffffa6 RBX: ff1100000eedaac0 RCX: 1ff4000000203f15 [ 51.651482][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedab7c [ 51.651814][ T1162] RBP: ff11000009aa4000 R08: 1fe2200001ddb571 R09: ff11000009740b80 [ 51.652148][ T1162] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.652507][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009aa4000 [ 51.652829][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.653205][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.653514][ T1162] CR2: 00007fd25718ac20 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.653862][ T1162] PKRU: 55555554 [ 51.654026][ T1162] Call Trace: [ 51.654180][ T1162] [ 51.654307][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.654554][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.654770][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.654935][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.655175][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.655456][ T1162] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.655702][ T1162] register_netdev (net/core/dev.c:11552) [ 51.655917][ T1162] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 51.656131][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.656319][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.656504][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.656754][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.656992][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.657209][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.657466][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.657694][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.657929][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.658143][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.658388][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.658629][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.658854][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.659122][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.659336][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.659587][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.659813][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.660027][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.660238][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.660544][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.660781][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.661657][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.662002][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.662328][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.662613][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.662847][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.663114][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.669853][ T1162] ------------[ cut here ]------------ | [ 51.670101][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1162 | [ 51.670598][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.671294][ T1162] Tainted: [W]=WARN [ 51.671481][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.671768][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.671950][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.672505][ T1162] RSP: 0018:ffa000000101fa68 EFLAGS: 00010286 [ 51.672721][ T1162] RAX: 00000000ffffffa6 RBX: ff1100000bd26740 RCX: 1ff4000000203f13 [ 51.672983][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd267fc [ 51.673324][ T1162] RBP: ff1100000976c000 R08: 1fe22000017a4d01 R09: ff11000009740b80 [ 51.673630][ T1162] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 51.674002][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000976c000 [ 51.674377][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 51.674769][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.675038][ T1162] CR2: 00007fd25718ac20 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.676230][ T1162] PKRU: 55555554 [ 51.676446][ T1162] Call Trace: [ 51.676550][ T1162] [ 51.676649][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.676793][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.676926][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.677027][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.677232][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.677479][ T1162] register_netdev (net/core/dev.c:11552) [ 51.677645][ T1162] sit_init_net (net/ipv6/sit.c:1860) [ 51.677880][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.677994][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.678096][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.678250][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.678551][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.678774][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.679000][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.679254][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.679610][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.679842][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.679980][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.680113][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.680312][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.680528][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.680688][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.680820][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.680996][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.681129][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.681261][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.681487][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.681735][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.682506][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.682838][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.683167][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.683642][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.683956][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.684282][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.692464][ T1162] ------------[ cut here ]------------ | [ 51.692711][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1162 | [ 51.693127][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.693799][ T1162] Tainted: [W]=WARN [ 51.693979][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.694245][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.694528][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.695303][ T1162] RSP: 0018:ffa000000101fa78 EFLAGS: 00010286 [ 51.695592][ T1162] RAX: 00000000ffffffa6 RBX: ff110000028b3c40 RCX: 1ff4000000203f15 [ 51.695900][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b3cfc [ 51.696101][ T1162] RBP: ff1100000b2dc000 R08: 1fe22000005167a1 R09: ff11000009740b80 [ 51.696302][ T1162] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.696509][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b2dc000 [ 51.696733][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.696975][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.697148][ T1162] CR2: 00007f75d778c2a0 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.697360][ T1162] PKRU: 55555554 [ 51.697462][ T1162] Call Trace: [ 51.697563][ T1162] [ 51.697672][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.697892][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.698109][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.698279][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.698516][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.698786][ T1162] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.699007][ T1162] register_netdev (net/core/dev.c:11552) [ 51.699224][ T1162] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 51.699452][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.699625][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.699784][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.699917][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.700052][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.700193][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.700328][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.700474][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.700620][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.700757][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.700890][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.701023][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.701159][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.701295][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.701436][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.701570][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.701712][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.701856][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.702015][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.702184][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.702325][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.702978][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.703302][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.703643][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.703963][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.704288][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.704575][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.709831][ T1162] ------------[ cut here ]------------ | [ 51.709988][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1162 | [ 51.710252][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.710699][ T1162] Tainted: [W]=WARN [ 51.710800][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.710967][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.711138][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.711626][ T1162] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.711797][ T1162] RAX: 00000000ffffffa6 RBX: ff1100000aabda80 RCX: 1ff4000000203ee9 [ 51.711993][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabdb3c [ 51.712190][ T1162] RBP: ff110000100fc000 R08: 1fe2200001557b69 R09: ff11000009740b80 [ 51.712391][ T1162] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.712597][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100fc000 [ 51.712796][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.713028][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.713194][ T1162] CR2: 00007f75d778c2a0 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.713403][ T1162] PKRU: 55555554 [ 51.713504][ T1162] Call Trace: [ 51.713614][ T1162] [ 51.713683][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.713815][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.713963][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.714064][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.714202][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.714376][ T1162] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.714512][ T1162] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.714653][ T1162] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.714785][ T1162] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.714940][ T1162] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.715072][ T1162] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.715206][ T1162] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.715340][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.715450][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.715563][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.715705][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.715848][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.715982][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.716115][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.716248][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.716448][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.716659][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.716793][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.716925][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.717067][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.717200][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.717332][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.717522][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.717663][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.717796][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.717929][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.718093][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.718236][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.718787][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.718985][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.719189][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.719446][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.719655][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.719851][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.731981][ T1162] ------------[ cut here ]------------ | [ 51.732134][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1162 | [ 51.732403][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.732817][ T1162] Tainted: [W]=WARN [ 51.732918][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.733085][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.733257][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.733739][ T1162] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.733906][ T1162] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff4000000203ee9 [ 51.734104][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 51.734305][ T1162] RBP: ff11000008f09000 R08: 1fe220000051fde1 R09: ff11000009740b80 [ 51.734524][ T1162] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.734736][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f09000 [ 51.734936][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.735174][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.735340][ T1162] CR2: 00007f75d778c2a0 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.735545][ T1162] PKRU: 55555554 [ 51.735653][ T1162] Call Trace: [ 51.735750][ T1162] [ 51.735819][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.735959][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.736091][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.736194][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.736331][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.736522][ T1162] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.736667][ T1162] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.736801][ T1162] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.736936][ T1162] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.737071][ T1162] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.737209][ T1162] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.737353][ T1162] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.737490][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.737600][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.737886][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.738023][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.738156][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.738291][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.738431][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.738568][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.738721][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.738856][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.738988][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.739123][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.739256][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.739396][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.739532][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.739673][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.739815][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.739947][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.740094][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.740258][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.740401][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.741020][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.741377][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.741707][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.742025][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.742361][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.742692][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.751206][ T1162] ------------[ cut here ]------------ | [ 51.751454][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1162 | [ 51.751857][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.752523][ T1162] Tainted: [W]=WARN [ 51.752688][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.752960][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.753239][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.754012][ T1162] RSP: 0018:ffa000000101f918 EFLAGS: 00010286 [ 51.754286][ T1162] RAX: 00000000ffffffa6 RBX: ff1100000cf50740 RCX: 1ff4000000203ee9 [ 51.754622][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf507fc [ 51.754935][ T1162] RBP: ff11000008f81000 R08: 1fe22000019ea101 R09: ff11000009740b80 [ 51.755252][ T1162] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.755589][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f81000 [ 51.755909][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.756289][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.756749][ T1162] CR2: 00007f75d778c2a0 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.757092][ T1162] PKRU: 55555554 [ 51.757256][ T1162] Call Trace: [ 51.757424][ T1162] [ 51.757543][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.757766][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.757979][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.758143][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.758371][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.758645][ T1162] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.758863][ T1162] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 51.759092][ T1162] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 51.759318][ T1162] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 51.759552][ T1162] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 51.759775][ T1162] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 51.759995][ T1162] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 51.760212][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.760385][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.760552][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.760775][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.760991][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.761209][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.761435][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.761667][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.761892][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.762112][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.762328][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.762557][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.762794][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.763001][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.763212][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.763393][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.763531][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.763723][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.763940][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.764208][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.764444][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.765231][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.765591][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.765798][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.766000][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.766203][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.766409][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.773029][ T1162] ------------[ cut here ]------------ | [ 51.773189][ T1162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1162 | [ 51.773489][ T1162] Modules linked in: ip6_gre ip_gre gre | [ 51.774097][ T1162] Tainted: [W]=WARN [ 51.774204][ T1162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.774380][ T1162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.774559][ T1162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.775046][ T1162] RSP: 0018:ffa000000101fa70 EFLAGS: 00010286 [ 51.775218][ T1162] RAX: 00000000ffffffa6 RBX: ff110000028fe3c0 RCX: 1ff4000000203f14 [ 51.775426][ T1162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe47c [ 51.775646][ T1162] RBP: ff11000010394000 R08: 1fe220000051fc91 R09: ff11000009740b80 [ 51.775847][ T1162] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 51.776048][ T1162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010394000 [ 51.776251][ T1162] FS: 00007fd256f89840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.776498][ T1162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.776678][ T1162] CR2: 00007f75d778c2a0 CR3: 000000000e130002 CR4: 0000000000771ef0 [ 51.776885][ T1162] PKRU: 55555554 [ 51.776986][ T1162] Call Trace: [ 51.777087][ T1162] [ 51.777157][ T1162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.777292][ T1162] ? notifier_call_chain (kernel/notifier.c:85) [ 51.777440][ T1162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.777547][ T1162] register_netdevice (net/core/dev.c:11488) [ 51.777765][ T1162] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 51.778038][ T1162] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.778260][ T1162] register_netdev (net/core/dev.c:11552) [ 51.778488][ T1162] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 51.778688][ T1162] ops_init (net/core/net_namespace.c:137) [ 51.778794][ T1162] setup_net (net/core/net_namespace.c:446) [ 51.778897][ T1162] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 51.779048][ T1162] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 51.779183][ T1162] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 51.779320][ T1162] copy_net_ns (net/core/net_namespace.c:579) [ 51.779523][ T1162] create_new_namespaces (kernel/nsproxy.c:132) [ 51.779670][ T1162] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 51.779806][ T1162] ksys_unshare (kernel/fork.c:3243) [ 51.779944][ T1162] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.780081][ T1162] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 51.780218][ T1162] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 51.780417][ T1162] ? __ia32_sys_open (fs/open.c:1374) [ 51.780555][ T1162] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 51.780697][ T1162] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 51.780835][ T1162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.780971][ T1162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.781110][ T1162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.781246][ T1162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.781493][ T1162] RIP: 0033:0x7fd25724bbcb [ 51.781709][ T1162] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 51.782194][ T1162] RSP: 002b:00007ffde3abc9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 51.782461][ T1162] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd25724bbcb [ 51.782683][ T1162] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 51.782888][ T1162] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 51.783088][ T1162] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3abec20 [ 51.783292][ T1162] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3abf877 | [ 51.816879][ T1163] ------------[ cut here ]------------ | [ 51.817140][ T1163] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1163 | [ 51.817590][ T1163] Modules linked in: ip6_gre ip_gre gre | [ 51.818092][ T1163] Tainted: [W]=WARN [ 51.818195][ T1163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.818372][ T1163] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.818551][ T1163] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.819051][ T1163] RSP: 0018:ffa000000100ee30 EFLAGS: 00010286 [ 51.819229][ T1163] RAX: 00000000ffffffa6 RBX: ff1100000a187c40 RCX: 1ff4000000201d8c [ 51.819439][ T1163] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187cfc [ 51.819654][ T1163] RBP: ff11000004f09000 R08: 1fe2200001430fa1 R09: ff1100000abf2e80 [ 51.819873][ T1163] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.820098][ T1163] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6f8088 [ 51.820306][ T1163] FS: 00007f819d28b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.820561][ T1163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.820749][ T1163] CR2: 000000000042ebe0 CR3: 000000000d888004 CR4: 0000000000771ef0 [ 51.821136][ T1163] PKRU: 55555554 [ 51.821240][ T1163] Call Trace: [ 51.821345][ T1163] [ 51.821431][ T1163] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.821572][ T1163] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.821687][ T1163] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 51.821859][ T1163] __dev_notify_flags (net/core/dev.c:9787) [ 51.821998][ T1163] ? netif_change_name (net/core/dev.c:1495) [ 51.822136][ T1163] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 51.822275][ T1163] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 51.822423][ T1163] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 51.822593][ T1163] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 51.822734][ T1163] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 51.822875][ T1163] veth_newlink (drivers/net/veth.c:1871) [ 51.823014][ T1163] ? veth_poll_controller (drivers/net/veth.c:1470) [ 51.823149][ T1163] ? kasan_save_stack (mm/kasan/common.c:57) [ 51.823286][ T1163] ? kasan_save_track (mm/kasan/common.c:78) [ 51.823433][ T1163] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 51.823608][ T1163] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 51.823753][ T1163] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 51.823891][ T1163] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 51.824045][ T1163] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.824183][ T1163] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 51.824324][ T1163] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 51.824468][ T1163] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 51.824630][ T1163] ? __dev_get_by_name (net/core/dev.c:883) [ 51.824782][ T1163] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 51.824929][ T1163] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 51.825072][ T1163] rtnl_newlink (net/core/rtnetlink.c:4150) [ 51.825211][ T1163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.825354][ T1163] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.825493][ T1163] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.825667][ T1163] ? mark_usage (kernel/locking/lockdep.c:4674) [ 51.825813][ T1163] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.825953][ T1163] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.826093][ T1163] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.826234][ T1163] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 51.826645][ T1163] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.826784][ T1163] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.826927][ T1163] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.827072][ T1163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.827220][ T1163] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.827363][ T1163] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 51.827505][ T1163] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.827654][ T1163] ? netlink_ack (./include/linux/skbuff.h:2718) [ 51.827796][ T1163] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 51.827935][ T1163] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 51.828075][ T1163] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 51.828213][ T1163] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 51.828356][ T1163] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.828497][ T1163] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 51.828676][ T1163] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.828854][ T1163] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 51.828996][ T1163] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 51.829134][ T1163] ? copy_msghdr_from_user (net/socket.c:2635) [ 51.829277][ T1163] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 51.829453][ T1163] ? move_addr_to_kernel (net/socket.c:258) [ 51.829600][ T1163] ___sys_sendmsg (net/socket.c:2752) [ 51.829738][ T1163] ? copy_msghdr_from_user (net/socket.c:2603) [ 51.829881][ T1163] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.830061][ T1163] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 51.830202][ T1163] __sys_sendmsg (net/socket.c:2784) [ 51.830340][ T1163] ? __sys_sendmsg_sock (net/socket.c:2765) [ 51.830488][ T1163] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 51.830633][ T1163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.830773][ T1163] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.830911][ T1163] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.831049][ T1163] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.831186][ T1163] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.831364][ T1163] RIP: 0033:0x7f819d4c508e [ 51.831514][ T1163] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 51.832030][ T1163] RSP: 002b:00007ffc3130c2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 51.832244][ T1163] RAX: ffffffffffffffda RBX: 00007ffc3130ca60 RCX: 00007f819d4c508e [ 51.832456][ T1163] RDX: 0000000000000000 RSI: 00007ffc3130c360 RDI: 0000000000000005 [ 51.832678][ T1163] RBP: 00007ffc3130c2c0 R08: 0000000000000000 R09: 0000000000000000 [ 51.832886][ T1163] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 51.833088][ T1163] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3130ca20 | [ 51.844745][ T1163] ------------[ cut here ]------------ | [ 51.844993][ T1163] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1163 | [ 51.845456][ T1163] Modules linked in: ip6_gre ip_gre gre | [ 51.846119][ T1163] Tainted: [W]=WARN [ 51.846283][ T1163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.846673][ T1163] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.846964][ T1163] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.847859][ T1163] RSP: 0018:ffa000000100f1b0 EFLAGS: 00010286 [ 51.848133][ T1163] RAX: 00000000ffffffa6 RBX: ff11000004dad8c0 RCX: 1ff4000000201dfc [ 51.848566][ T1163] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dad97c [ 51.848895][ T1163] RBP: ff11000012921000 R08: 1fe22000009b5b31 R09: ff1100000abf2e80 [ 51.849214][ T1163] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 51.849551][ T1163] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 51.849885][ T1163] FS: 00007f819d28b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.850287][ T1163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.850586][ T1163] CR2: 000000000042ebe0 CR3: 000000000d888004 CR4: 0000000000771ef0 [ 51.850901][ T1163] PKRU: 55555554 [ 51.851083][ T1163] Call Trace: [ 51.851243][ T1163] [ 51.851367][ T1163] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.851592][ T1163] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.851750][ T1163] __dev_notify_flags (net/core/dev.c:9787) [ 51.852044][ T1163] ? netif_change_name (net/core/dev.c:1495) [ 51.852365][ T1163] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 51.852746][ T1163] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 51.852981][ T1163] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 51.853283][ T1163] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 51.853626][ T1163] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 51.853912][ T1163] ? __dev_get_by_name (net/core/dev.c:883) [ 51.854116][ T1163] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 51.854261][ T1163] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 51.854416][ T1163] rtnl_newlink (net/core/rtnetlink.c:4150) [ 51.854568][ T1163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.854745][ T1163] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.854879][ T1163] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.855022][ T1163] ? mark_usage (kernel/locking/lockdep.c:4674) [ 51.855158][ T1163] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.855312][ T1163] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.855458][ T1163] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.855605][ T1163] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 51.855752][ T1163] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.855886][ T1163] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.856022][ T1163] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.856161][ T1163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.856296][ T1163] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.856443][ T1163] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 51.856590][ T1163] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.856734][ T1163] ? netlink_ack (./include/linux/skbuff.h:2718) [ 51.856873][ T1163] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 51.857007][ T1163] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 51.857167][ T1163] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 51.857303][ T1163] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 51.857445][ T1163] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.857591][ T1163] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 51.857733][ T1163] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.857869][ T1163] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 51.858006][ T1163] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 51.858140][ T1163] ? copy_msghdr_from_user (net/socket.c:2635) [ 51.858279][ T1163] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 51.858457][ T1163] ? move_addr_to_kernel (net/socket.c:258) [ 51.858657][ T1163] ___sys_sendmsg (net/socket.c:2752) [ 51.858794][ T1163] ? copy_msghdr_from_user (net/socket.c:2603) [ 51.858936][ T1163] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 51.859106][ T1163] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 51.859243][ T1163] __sys_sendmsg (net/socket.c:2784) [ 51.859387][ T1163] ? __sys_sendmsg_sock (net/socket.c:2765) [ 51.859527][ T1163] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 51.859673][ T1163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.859809][ T1163] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.859964][ T1163] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.860097][ T1163] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.860230][ T1163] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.860404][ T1163] RIP: 0033:0x7f819d4c508e [ 51.860546][ T1163] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 51.861033][ T1163] RSP: 002b:00007ffc3130c2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 51.861238][ T1163] RAX: ffffffffffffffda RBX: 00007ffc3130ca60 RCX: 00007f819d4c508e [ 51.861449][ T1163] RDX: 0000000000000000 RSI: 00007ffc3130c360 RDI: 0000000000000005 [ 51.861707][ T1163] RBP: 00007ffc3130c2c0 R08: 0000000000000000 R09: 0000000000000000 [ 51.861907][ T1163] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 51.862108][ T1163] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3130ca20 | [ 51.923395][ T1164] ------------[ cut here ]------------ | [ 51.923639][ T1164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1164 | [ 51.924052][ T1164] Modules linked in: ip6_gre ip_gre gre | [ 51.925569][ T1164] Tainted: [W]=WARN [ 51.925737][ T1164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.925999][ T1164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.926272][ T1164] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.927033][ T1164] RSP: 0018:ffa000000102f020 EFLAGS: 00010286 [ 51.927299][ T1164] RAX: 00000000ffffffa6 RBX: ff110000028ffe00 RCX: 1ff4000000205dca [ 51.927628][ T1164] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffebc [ 51.927941][ T1164] RBP: ff11000012921000 R08: 1fe220000051ffd9 R09: ff1100000e9c2e58 [ 51.928252][ T1164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 51.928582][ T1164] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 51.928897][ T1164] FS: 00007f3b45192840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 51.929264][ T1164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.929538][ T1164] CR2: 00007f3b454621a0 CR3: 00000000126f1005 CR4: 0000000000771ef0 [ 51.929864][ T1164] PKRU: 55555554 [ 51.930021][ T1164] Call Trace: [ 51.930179][ T1164] [ 51.930309][ T1164] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.930538][ T1164] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.930707][ T1164] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 51.930915][ T1164] __dev_notify_flags (net/core/dev.c:9787) [ 51.931128][ T1164] ? netif_change_name (net/core/dev.c:1495) [ 51.931338][ T1164] ? __dev_change_flags (net/core/dev.c:9752) [ 51.931556][ T1164] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 51.931770][ T1164] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.931983][ T1164] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 51.932198][ T1164] netif_change_flags (net/core/dev.c:9820) [ 51.932417][ T1164] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 51.932636][ T1164] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 51.932850][ T1164] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 51.933062][ T1164] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 51.933323][ T1164] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 51.933541][ T1164] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.933753][ T1164] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 51.933961][ T1164] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 51.934171][ T1164] ? __kernel_text_address (kernel/extable.c:79) [ 51.934391][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.934619][ T1164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.934822][ T1164] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 51.935022][ T1164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.935220][ T1164] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.935426][ T1164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.935631][ T1164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.935835][ T1164] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 51.936046][ T1164] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 51.936252][ T1164] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 51.936465][ T1164] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 51.936680][ T1164] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 51.936893][ T1164] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 51.937107][ T1164] rtnl_newlink (net/core/rtnetlink.c:4150) [ 51.937315][ T1164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.937528][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.937741][ T1164] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.937950][ T1164] ? mark_usage (kernel/locking/lockdep.c:4674) [ 51.938155][ T1164] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.938375][ T1164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.938587][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.938792][ T1164] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.938998][ T1164] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.939207][ T1164] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.939424][ T1164] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 51.939636][ T1164] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.939847][ T1164] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.940055][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.940270][ T1164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.940484][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.940699][ T1164] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 51.940906][ T1164] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.941117][ T1164] ? netlink_ack (./include/linux/skbuff.h:2718) [ 51.941335][ T1164] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 51.941548][ T1164] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 51.941768][ T1164] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 51.941981][ T1164] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 51.942189][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.942410][ T1164] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 51.942628][ T1164] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.942840][ T1164] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 51.943052][ T1164] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 51.943260][ T1164] ? copy_msghdr_from_user (net/socket.c:2635) [ 51.943474][ T1164] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 51.943738][ T1164] ? move_addr_to_kernel (net/socket.c:258) [ 51.943946][ T1164] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 51.944158][ T1164] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.944376][ T1164] ___sys_sendmsg (net/socket.c:2752) [ 51.944591][ T1164] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 51.944867][ T1164] ? copy_msghdr_from_user (net/socket.c:2603) [ 51.945107][ T1164] __sys_sendmsg (net/socket.c:2784) [ 51.945320][ T1164] ? __sys_sendmsg_sock (net/socket.c:2765) [ 51.945540][ T1164] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 51.945820][ T1164] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 51.946033][ T1164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.946248][ T1164] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.946470][ T1164] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.946687][ T1164] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.946897][ T1164] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.947156][ T1164] RIP: 0033:0x7f3b453cc08e [ 51.947386][ T1164] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 51.948148][ T1164] RSP: 002b:00007ffd0b7e3cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 51.948466][ T1164] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3b453cc08e [ 51.948772][ T1164] RDX: 0000000000000000 RSI: 00007ffd0b7e3d60 RDI: 0000000000000005 [ 51.949091][ T1164] RBP: 00007ffd0b7e3cc0 R08: 0000000000000000 R09: 0000000000000000 [ 51.949409][ T1164] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 51.949626][ T1164] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0b7e4430 | [ 51.976186][ T1165] ------------[ cut here ]------------ | [ 51.976334][ T1165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1165 | [ 51.977108][ T1165] Modules linked in: ip6_gre ip_gre gre | [ 51.977617][ T1165] Tainted: [W]=WARN [ 51.977721][ T1165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.977887][ T1165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.978061][ T1165] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.978625][ T1165] RSP: 0018:ffa000000103f020 EFLAGS: 00010286 [ 51.978791][ T1165] RAX: 00000000ffffffa6 RBX: ff11000004dadc40 RCX: 1ff4000000207dca [ 51.978988][ T1165] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dadcfc [ 51.979263][ T1165] RBP: ff11000004f09000 R08: 1fe22000009b5ba1 R09: ff1100000e9c0b58 [ 51.979553][ T1165] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 51.979760][ T1165] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 51.979962][ T1165] FS: 00007f9cdaa63840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 51.980190][ T1165] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.980435][ T1165] CR2: 0000000010afb988 CR3: 000000000d888001 CR4: 0000000000771ef0 [ 51.980645][ T1165] PKRU: 55555554 [ 51.980753][ T1165] Call Trace: [ 51.980854][ T1165] [ 51.980923][ T1165] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 51.981057][ T1165] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 51.981159][ T1165] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 51.981291][ T1165] __dev_notify_flags (net/core/dev.c:9787) [ 51.981514][ T1165] ? netif_change_name (net/core/dev.c:1495) [ 51.981661][ T1165] ? __dev_change_flags (net/core/dev.c:9752) [ 51.981801][ T1165] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 51.981931][ T1165] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.982064][ T1165] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 51.982199][ T1165] netif_change_flags (net/core/dev.c:9820) [ 51.982334][ T1165] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 51.982561][ T1165] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 51.982714][ T1165] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 51.982848][ T1165] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 51.983013][ T1165] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 51.983146][ T1165] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.983279][ T1165] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 51.983502][ T1165] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 51.983646][ T1165] ? __kernel_text_address (kernel/extable.c:79) [ 51.983782][ T1165] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.983917][ T1165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.984048][ T1165] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 51.984188][ T1165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.984322][ T1165] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 51.984520][ T1165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.984661][ T1165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.984796][ T1165] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 51.984928][ T1165] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 51.985063][ T1165] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 51.985196][ T1165] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 51.985330][ T1165] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 51.985554][ T1165] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 51.985697][ T1165] rtnl_newlink (net/core/rtnetlink.c:4150) [ 51.985833][ T1165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.985967][ T1165] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.986100][ T1165] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.986236][ T1165] ? mark_usage (kernel/locking/lockdep.c:4674) [ 51.986460][ T1165] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.986602][ T1165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.986734][ T1165] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.986867][ T1165] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.986999][ T1165] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 51.987134][ T1165] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 51.987266][ T1165] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 51.987404][ T1165] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.987538][ T1165] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.987680][ T1165] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.987815][ T1165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 51.987946][ T1165] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 51.988082][ T1165] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 51.988215][ T1165] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 51.988353][ T1165] ? netlink_ack (./include/linux/skbuff.h:2718) [ 51.988493][ T1165] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 51.988634][ T1165] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 51.988769][ T1165] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 51.988909][ T1165] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 51.989042][ T1165] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 51.989179][ T1165] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 51.989313][ T1165] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 51.989453][ T1165] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 51.989599][ T1165] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 51.989734][ T1165] ? copy_msghdr_from_user (net/socket.c:2635) [ 51.989867][ T1165] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 51.990030][ T1165] ? move_addr_to_kernel (net/socket.c:258) [ 51.990166][ T1165] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 51.990301][ T1165] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 51.990439][ T1165] ___sys_sendmsg (net/socket.c:2752) [ 51.990572][ T1165] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 51.990745][ T1165] ? copy_msghdr_from_user (net/socket.c:2603) [ 51.990890][ T1165] __sys_sendmsg (net/socket.c:2784) [ 51.991024][ T1165] ? __sys_sendmsg_sock (net/socket.c:2765) [ 51.991157][ T1165] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 51.991325][ T1165] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 51.991462][ T1165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 51.991606][ T1165] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 51.991739][ T1165] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 51.991872][ T1165] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 51.992003][ T1165] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 51.992168][ T1165] RIP: 0033:0x7f9cdac9d08e [ 51.992309][ T1165] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 51.992803][ T1165] RSP: 002b:00007ffee899ae00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 51.993011][ T1165] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9cdac9d08e [ 51.993208][ T1165] RDX: 0000000000000000 RSI: 00007ffee899aeb0 RDI: 0000000000000005 [ 51.993415][ T1165] RBP: 00007ffee899ae10 R08: 0000000000000000 R09: 0000000000000000 [ 51.993626][ T1165] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 51.993824][ T1165] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee899b580 | [ 51.996227][ T211] ------------[ cut here ]------------ | [ 51.996480][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/211 | [ 51.996906][ T211] Modules linked in: ip6_gre ip_gre gre | [ 51.997675][ T211] Tainted: [W]=WARN [ 51.997872][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.998159][ T211] Workqueue: events_unbound linkwatch_event [ 51.998475][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 51.998784][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 51.999533][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 51.999833][ T211] RAX: 00000000ffffffa6 RBX: ff1100000b236900 RCX: 1ff400000011cf02 [ 52.000158][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2369bc [ 52.000503][ T211] RBP: ff11000012921000 R08: 1fe2200001646d39 R09: ff1100001018aea8 [ 52.000846][ T211] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 52.001181][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 52.001535][ T211] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 52.002058][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.002370][ T211] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 52.002723][ T211] PKRU: 55555554 [ 52.003058][ T211] Call Trace: [ 52.003256][ T211] [ 52.003432][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 52.003682][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 52.003915][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 52.004241][ T211] netif_state_change (net/core/dev.c:1605) [ 52.004550][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 52.004852][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 52.005088][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 52.005480][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 52.005738][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 52.005984][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 52.006230][ T211] process_one_work (kernel/workqueue.c:3314) [ 52.006496][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 52.006753][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.007011][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 52.007259][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 52.007521][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 52.007776][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 52.008023][ T211] kthread (kernel/kthread.c:436) [ 52.008222][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 52.008529][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 52.008776][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 52.009014][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 52.009310][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 52.009571][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 52.009830][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 52.082949][ T1167] ------------[ cut here ]------------ | [ 52.083186][ T1167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1167 | [ 52.084230][ T1167] Modules linked in: ip6_gre ip_gre gre | [ 52.084889][ T1167] Tainted: [W]=WARN [ 52.085050][ T1167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.085309][ T1167] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 52.085589][ T1167] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 52.086344][ T1167] RSP: 0018:ffa000000105f150 EFLAGS: 00010286 [ 52.086648][ T1167] RAX: 00000000ffffffa6 RBX: ff110000057bb700 RCX: 1ff400000020bdf0 [ 52.086968][ T1167] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb7bc [ 52.087288][ T1167] RBP: ff11000004f09000 R08: 1fe2200000af76f9 R09: ff1100000fe88b58 [ 52.087622][ T1167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 52.087940][ T1167] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fff8e40 [ 52.088272][ T1167] FS: 00007f334084e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 52.088888][ T1167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.089154][ T1167] CR2: 00000000004ebb28 CR3: 00000000105e4005 CR4: 0000000000771ef0 [ 52.089473][ T1167] PKRU: 55555554 [ 52.089636][ T1167] Call Trace: [ 52.089794][ T1167] [ 52.089899][ T1167] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 52.090112][ T1167] ? notifier_call_chain (kernel/notifier.c:85) [ 52.090328][ T1167] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 52.090499][ T1167] netif_state_change (net/core/dev.c:1605) [ 52.090718][ T1167] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 52.090977][ T1167] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 52.091246][ T1167] linkwatch_sync_dev (net/core/link_watch.c:295) [ 52.091473][ T1167] rtnl_getlink (net/core/rtnetlink.c:4273) [ 52.091693][ T1167] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.091902][ T1167] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.092113][ T1167] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 52.092323][ T1167] ? mark_usage (kernel/locking/lockdep.c:4674) [ 52.092539][ T1167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.092759][ T1167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.093009][ T1167] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.093221][ T1167] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.093437][ T1167] ? mark_usage (kernel/locking/lockdep.c:4674) [ 52.093649][ T1167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.093858][ T1167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.094077][ T1167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.094294][ T1167] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 52.094519][ T1167] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 52.094737][ T1167] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.094944][ T1167] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.095154][ T1167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.095387][ T1167] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.095603][ T1167] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.095814][ T1167] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 52.096023][ T1167] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.096232][ T1167] ? netlink_ack (./include/linux/skbuff.h:2718) [ 52.096458][ T1167] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 52.096674][ T1167] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 52.096893][ T1167] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 52.097115][ T1167] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 52.097338][ T1167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.097555][ T1167] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 52.097773][ T1167] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 52.097996][ T1167] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 52.098220][ T1167] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 52.098441][ T1167] ? copy_msghdr_from_user (net/socket.c:2635) [ 52.098654][ T1167] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 52.098917][ T1167] ? move_addr_to_kernel (net/socket.c:258) [ 52.099132][ T1167] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 52.099354][ T1167] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 52.099623][ T1167] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 52.099834][ T1167] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 52.100099][ T1167] ___sys_sendmsg (net/socket.c:2752) [ 52.100308][ T1167] ? copy_msghdr_from_user (net/socket.c:2603) [ 52.100522][ T1167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.100755][ T1167] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 52.100964][ T1167] ? do_getsockname (net/socket.c:2192) [ 52.101181][ T1167] __sys_sendmsg (net/socket.c:2784) [ 52.101399][ T1167] ? __sys_sendmsg_sock (net/socket.c:2765) [ 52.101626][ T1167] ? __sys_getsockname (net/socket.c:2210) [ 52.101836][ T1167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.102052][ T1167] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 52.102263][ T1167] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 52.102488][ T1167] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 52.102710][ T1167] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 52.102980][ T1167] RIP: 0033:0x7f3340a8808e [ 52.103203][ T1167] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 52.103962][ T1167] RSP: 002b:00007ffda0402910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.104282][ T1167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3340a8808e [ 52.104610][ T1167] RDX: 0000000000000000 RSI: 00007ffda04029c0 RDI: 0000000000000006 [ 52.104930][ T1167] RBP: 00007ffda0402920 R08: 0000000000000000 R09: 0000000000000000 [ 52.105248][ T1167] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 52.105575][ T1167] R13: 00007ffda0402a70 R14: 000000000000000d R15: 00007ffda040387a | [ 52.230330][ T1170] ------------[ cut here ]------------ | [ 52.230592][ T1170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1170 | [ 52.231017][ T1170] Modules linked in: ip6_gre ip_gre gre | [ 52.231693][ T1170] Tainted: [W]=WARN [ 52.231857][ T1170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.232127][ T1170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 52.232421][ T1170] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 52.233190][ T1170] RSP: 0018:ffa0000000fef1b0 EFLAGS: 00010286 [ 52.233471][ T1170] RAX: 00000000ffffffa6 RBX: ff1100000c178200 RCX: 1ff40000001fddfc [ 52.233794][ T1170] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1782bc [ 52.234114][ T1170] RBP: ff1100000ed9c000 R08: 1fe220000182f059 R09: ff1100000a0a8b80 [ 52.234441][ T1170] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 52.234926][ T1170] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 52.235243][ T1170] FS: 00007f8d381eb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 52.235631][ T1170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.235895][ T1170] CR2: 00007f8d384c5cb0 CR3: 00000000105e4004 CR4: 0000000000771ef0 [ 52.236216][ T1170] PKRU: 55555554 [ 52.236381][ T1170] Call Trace: [ 52.236541][ T1170] [ 52.236659][ T1170] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 52.236879][ T1170] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 52.237048][ T1170] __dev_notify_flags (net/core/dev.c:9787) [ 52.237265][ T1170] ? netif_change_name (net/core/dev.c:1495) [ 52.237486][ T1170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.237700][ T1170] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 52.237919][ T1170] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 52.238128][ T1170] ? nla_strscpy (lib/nlattr.c:795) [ 52.238342][ T1170] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 52.238567][ T1170] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 52.238784][ T1170] ? __dev_get_by_name (net/core/dev.c:883) [ 52.238996][ T1170] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 52.239216][ T1170] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 52.239445][ T1170] rtnl_newlink (net/core/rtnetlink.c:4150) [ 52.239669][ T1170] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.239878][ T1170] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.240087][ T1170] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.240297][ T1170] ? mark_usage (kernel/locking/lockdep.c:4674) [ 52.240513][ T1170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.240737][ T1170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.240953][ T1170] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.241164][ T1170] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 52.241382][ T1170] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.241599][ T1170] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.241810][ T1170] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.242023][ T1170] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.242229][ T1170] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.242444][ T1170] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 52.242663][ T1170] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.242877][ T1170] ? netlink_ack (./include/linux/skbuff.h:2718) [ 52.243095][ T1170] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 52.243304][ T1170] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 52.243527][ T1170] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 52.243745][ T1170] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 52.243957][ T1170] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.244171][ T1170] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 52.244391][ T1170] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 52.244610][ T1170] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 52.244831][ T1170] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 52.245044][ T1170] ? copy_msghdr_from_user (net/socket.c:2635) [ 52.245254][ T1170] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 52.245520][ T1170] ? move_addr_to_kernel (net/socket.c:258) [ 52.245743][ T1170] ___sys_sendmsg (net/socket.c:2752) [ 52.245957][ T1170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.246170][ T1170] ? copy_msghdr_from_user (net/socket.c:2603) [ 52.246435][ T1170] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 52.246669][ T1170] __sys_sendmsg (net/socket.c:2784) [ 52.246885][ T1170] ? __sys_sendmsg_sock (net/socket.c:2765) [ 52.247111][ T1170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.247323][ T1170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.247523][ T1170] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 52.247700][ T1170] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 52.247838][ T1170] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 52.247972][ T1170] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 52.248138][ T1170] RIP: 0033:0x7f8d3842508e [ 52.248280][ T1170] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 52.248894][ T1170] RSP: 002b:00007ffcd9139ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.249221][ T1170] RAX: ffffffffffffffda RBX: 00007ffcd913a450 RCX: 00007f8d3842508e [ 52.249462][ T1170] RDX: 0000000000000000 RSI: 00007ffcd9139d50 RDI: 0000000000000005 [ 52.249679][ T1170] RBP: 00007ffcd9139cb0 R08: 0000000000000000 R09: 0000000000000000 [ 52.249880][ T1170] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 52.250079][ T1170] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd913a420 | [ 52.291057][ T1171] ------------[ cut here ]------------ | [ 52.291223][ T1171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1171 | [ 52.291507][ T1171] Modules linked in: ip6_gre ip_gre gre | [ 52.292209][ T1171] Tainted: [W]=WARN [ 52.292424][ T1171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.292708][ T1171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 52.292986][ T1171] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 52.293778][ T1171] RSP: 0018:ffa0000000e7f1b0 EFLAGS: 00010286 [ 52.294049][ T1171] RAX: 00000000ffffffa6 RBX: ff1100000bde0580 RCX: 1ff40000001cfdfc [ 52.294380][ T1171] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde063c [ 52.294691][ T1171] RBP: ff1100000ffe9000 R08: 1fe22000017bc0c9 R09: ff1100001018d180 [ 52.295007][ T1171] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 52.295326][ T1171] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 52.295695][ T1171] FS: 00007f4823741840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 52.296010][ T1171] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.296181][ T1171] CR2: 000055f6a15ced5c CR3: 00000000128d5006 CR4: 0000000000771ef0 [ 52.296393][ T1171] PKRU: 55555554 [ 52.296495][ T1171] Call Trace: [ 52.296608][ T1171] [ 52.296679][ T1171] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 52.296819][ T1171] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 52.296922][ T1171] __dev_notify_flags (net/core/dev.c:9787) [ 52.297058][ T1171] ? netif_change_name (net/core/dev.c:1495) [ 52.297194][ T1171] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.297329][ T1171] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 52.297475][ T1171] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 52.297623][ T1171] ? nla_strscpy (lib/nlattr.c:795) [ 52.297822][ T1171] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 52.297965][ T1171] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 52.298143][ T1171] ? __dev_get_by_name (net/core/dev.c:883) [ 52.298315][ T1171] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 52.298517][ T1171] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 52.298686][ T1171] rtnl_newlink (net/core/rtnetlink.c:4150) [ 52.298823][ T1171] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.298964][ T1171] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.299101][ T1171] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.299240][ T1171] ? mark_usage (kernel/locking/lockdep.c:4674) [ 52.299381][ T1171] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.299523][ T1171] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.299708][ T1171] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.299946][ T1171] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 52.300159][ T1171] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.300337][ T1171] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.300552][ T1171] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.300735][ T1171] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.300960][ T1171] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.301192][ T1171] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 52.301441][ T1171] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.301605][ T1171] ? netlink_ack (./include/linux/skbuff.h:2718) [ 52.301772][ T1171] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 52.301907][ T1171] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 52.302049][ T1171] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 52.302188][ T1171] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 52.302323][ T1171] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.302463][ T1171] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 52.302618][ T1171] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 52.302855][ T1171] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 52.303102][ T1171] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 52.303343][ T1171] ? copy_msghdr_from_user (net/socket.c:2635) [ 52.303625][ T1171] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 52.303902][ T1171] ? move_addr_to_kernel (net/socket.c:258) [ 52.304152][ T1171] ___sys_sendmsg (net/socket.c:2752) [ 52.304379][ T1171] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.304574][ T1171] ? copy_msghdr_from_user (net/socket.c:2603) [ 52.304830][ T1171] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 52.305023][ T1171] __sys_sendmsg (net/socket.c:2784) [ 52.305160][ T1171] ? __sys_sendmsg_sock (net/socket.c:2765) [ 52.305300][ T1171] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.305449][ T1171] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.305666][ T1171] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 52.305836][ T1171] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 52.306038][ T1171] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 52.306179][ T1171] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 52.306430][ T1171] RIP: 0033:0x7f482397b08e [ 52.306662][ T1171] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 52.307324][ T1171] RSP: 002b:00007ffd97e64030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.307668][ T1171] RAX: ffffffffffffffda RBX: 00007ffd97e647e0 RCX: 00007f482397b08e [ 52.308004][ T1171] RDX: 0000000000000000 RSI: 00007ffd97e640e0 RDI: 0000000000000005 [ 52.308288][ T1171] RBP: 00007ffd97e64040 R08: 0000000000000000 R09: 0000000000000000 [ 52.308520][ T1171] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 52.308750][ T1171] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd97e647b0 | [ 52.340634][ T1172] ------------[ cut here ]------------ | [ 52.340811][ T1172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1172 | [ 52.341112][ T1172] Modules linked in: ip6_gre ip_gre gre | [ 52.341530][ T1172] Tainted: [W]=WARN [ 52.341647][ T1172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.341816][ T1172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 52.341991][ T1172] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 52.342474][ T1172] RSP: 0018:ffa0000000e8f020 EFLAGS: 00010286 [ 52.342653][ T1172] RAX: 00000000ffffffa6 RBX: ff1100000e9ed000 RCX: 1ff40000001d1dca [ 52.342850][ T1172] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed0bc [ 52.343047][ T1172] RBP: ff1100000ed9c000 R08: 1fe2200001d3da19 R09: ff11000010188b58 [ 52.343242][ T1172] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 52.343448][ T1172] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 52.343659][ T1172] FS: 00007fd17547a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 52.343901][ T1172] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.344065][ T1172] CR2: 000000002100e988 CR3: 000000000f9a2001 CR4: 0000000000771ef0 [ 52.344270][ T1172] PKRU: 55555554 [ 52.344379][ T1172] Call Trace: [ 52.344478][ T1172] [ 52.344547][ T1172] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 52.344693][ T1172] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 52.344793][ T1172] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 52.344929][ T1172] __dev_notify_flags (net/core/dev.c:9787) [ 52.345065][ T1172] ? netif_change_name (net/core/dev.c:1495) [ 52.345198][ T1172] ? __dev_change_flags (net/core/dev.c:9752) [ 52.345334][ T1172] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 52.345479][ T1172] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.345635][ T1172] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 52.345852][ T1172] netif_change_flags (net/core/dev.c:9820) [ 52.346021][ T1172] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 52.346157][ T1172] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 52.346293][ T1172] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 52.346432][ T1172] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 52.346609][ T1172] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 52.346770][ T1172] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.346959][ T1172] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 52.347151][ T1172] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 52.347329][ T1172] ? __kernel_text_address (kernel/extable.c:79) [ 52.347525][ T1172] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.347734][ T1172] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.347940][ T1172] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 52.348148][ T1172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.348365][ T1172] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 52.348571][ T1172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.348779][ T1172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.348980][ T1172] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 52.349186][ T1172] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 52.349405][ T1172] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 52.349623][ T1172] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 52.349838][ T1172] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 52.350053][ T1172] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 52.350267][ T1172] rtnl_newlink (net/core/rtnetlink.c:4150) [ 52.350488][ T1172] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.350700][ T1172] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.350912][ T1172] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.351122][ T1172] ? mark_usage (kernel/locking/lockdep.c:4674) [ 52.351334][ T1172] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.351558][ T1172] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.351773][ T1172] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.351982][ T1172] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.352192][ T1172] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.352412][ T1172] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.352622][ T1172] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 52.352805][ T1172] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.353016][ T1172] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.353225][ T1172] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.353447][ T1172] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.353665][ T1172] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.353882][ T1172] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 52.354092][ T1172] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.354307][ T1172] ? netlink_ack (./include/linux/skbuff.h:2718) [ 52.354530][ T1172] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 52.354745][ T1172] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 52.354964][ T1172] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 52.355180][ T1172] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 52.355401][ T1172] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.355621][ T1172] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 52.355829][ T1172] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 52.356036][ T1172] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 52.356247][ T1172] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 52.356464][ T1172] ? copy_msghdr_from_user (net/socket.c:2635) [ 52.356676][ T1172] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 52.356937][ T1172] ? move_addr_to_kernel (net/socket.c:258) [ 52.357145][ T1172] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 52.357360][ T1172] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.357572][ T1172] ___sys_sendmsg (net/socket.c:2752) [ 52.357790][ T1172] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 52.358053][ T1172] ? copy_msghdr_from_user (net/socket.c:2603) [ 52.358287][ T1172] __sys_sendmsg (net/socket.c:2784) [ 52.358503][ T1172] ? __sys_sendmsg_sock (net/socket.c:2765) [ 52.358715][ T1172] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 52.358976][ T1172] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 52.359187][ T1172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.359409][ T1172] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 52.359621][ T1172] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 52.359830][ T1172] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 52.360041][ T1172] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 52.360305][ T1172] RIP: 0033:0x7fd1756b408e [ 52.360535][ T1172] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 52.361277][ T1172] RSP: 002b:00007ffef84ee770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.361602][ T1172] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd1756b408e [ 52.361923][ T1172] RDX: 0000000000000000 RSI: 00007ffef84ee820 RDI: 0000000000000005 [ 52.362239][ T1172] RBP: 00007ffef84ee780 R08: 0000000000000000 R09: 0000000000000000 [ 52.362565][ T1172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 52.362892][ T1172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef84eeef0 | [ 52.406717][ T1173] ------------[ cut here ]------------ | [ 52.406883][ T1173] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1173 | [ 52.407155][ T1173] Modules linked in: ip6_gre ip_gre gre | [ 52.407595][ T1173] Tainted: [W]=WARN [ 52.407696][ T1173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.407864][ T1173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 52.408036][ T1173] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 52.408542][ T1173] RSP: 0018:ffa0000000ebf020 EFLAGS: 00010286 [ 52.408726][ T1173] RAX: 00000000ffffffa6 RBX: ff11000010783000 RCX: 1ff40000001d7dca [ 52.408931][ T1173] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107830bc [ 52.409132][ T1173] RBP: ff1100000ffe9000 R08: 1fe22000020f0619 R09: ff110000101ed158 [ 52.409331][ T1173] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 52.409543][ T1173] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 52.409753][ T1173] FS: 00007f72051ba840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 52.409986][ T1173] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.410156][ T1173] CR2: 000000004010b988 CR3: 000000000fca0005 CR4: 0000000000771ef0 [ 52.410371][ T1173] PKRU: 55555554 [ 52.410472][ T1173] Call Trace: [ 52.410572][ T1173] [ 52.410657][ T1173] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 52.410792][ T1173] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 52.410894][ T1173] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 52.411032][ T1173] __dev_notify_flags (net/core/dev.c:9787) [ 52.411173][ T1173] ? netif_change_name (net/core/dev.c:1495) [ 52.411306][ T1173] ? __dev_change_flags (net/core/dev.c:9752) [ 52.411447][ T1173] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 52.411587][ T1173] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.411722][ T1173] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 52.411857][ T1173] netif_change_flags (net/core/dev.c:9820) [ 52.411991][ T1173] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 52.412124][ T1173] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 52.412262][ T1173] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 52.412399][ T1173] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 52.412566][ T1173] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 52.412728][ T1173] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.412864][ T1173] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 52.413001][ T1173] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 52.413134][ T1173] ? __kernel_text_address (kernel/extable.c:79) [ 52.413267][ T1173] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.413409][ T1173] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.413543][ T1173] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 52.413696][ T1173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.413835][ T1173] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 52.413965][ T1173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.414097][ T1173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.414229][ T1173] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 52.414366][ T1173] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 52.414498][ T1173] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 52.414641][ T1173] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 52.414776][ T1173] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 52.414921][ T1173] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 52.415057][ T1173] rtnl_newlink (net/core/rtnetlink.c:4150) [ 52.415191][ T1173] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.415322][ T1173] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.415458][ T1173] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.415597][ T1173] ? mark_usage (kernel/locking/lockdep.c:4674) [ 52.415729][ T1173] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.415864][ T1173] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.415997][ T1173] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.416136][ T1173] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.416285][ T1173] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 52.416503][ T1173] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 52.416718][ T1173] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 52.416929][ T1173] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.417141][ T1173] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.417363][ T1173] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.417591][ T1173] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 52.417802][ T1173] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 52.418016][ T1173] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 52.418228][ T1173] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.418450][ T1173] ? netlink_ack (./include/linux/skbuff.h:2718) [ 52.418676][ T1173] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 52.418884][ T1173] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 52.419052][ T1173] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 52.419186][ T1173] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 52.419320][ T1173] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 52.419529][ T1173] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 52.419675][ T1173] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 52.419808][ T1173] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 52.419940][ T1173] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 52.420071][ T1173] ? copy_msghdr_from_user (net/socket.c:2635) [ 52.420206][ T1173] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 52.420418][ T1173] ? move_addr_to_kernel (net/socket.c:258) [ 52.420557][ T1173] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 52.420697][ T1173] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 52.420830][ T1173] ___sys_sendmsg (net/socket.c:2752) [ 52.420965][ T1173] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 52.421133][ T1173] ? copy_msghdr_from_user (net/socket.c:2603) [ 52.421286][ T1173] __sys_sendmsg (net/socket.c:2784) [ 52.421427][ T1173] ? __sys_sendmsg_sock (net/socket.c:2765) [ 52.421570][ T1173] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 52.421750][ T1173] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 52.421882][ T1173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 52.422018][ T1173] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 52.422151][ T1173] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 52.422285][ T1173] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 52.422423][ T1173] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 52.422597][ T1173] RIP: 0033:0x7f72053f408e [ 52.422736][ T1173] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 52.423210][ T1173] RSP: 002b:00007ffed1f632a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.423416][ T1173] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f72053f408e [ 52.423626][ T1173] RDX: 0000000000000000 RSI: 00007ffed1f63350 RDI: 0000000000000005 [ 52.423823][ T1173] RBP: 00007ffed1f632b0 R08: 0000000000000000 R09: 0000000000000000 [ 52.424021][ T1173] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe6 [ 52.424221][ T1173] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed1f63a20 | [ 53.836934][ T12] ------------[ cut here ]------------ | [ 53.837232][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 53.838141][ T12] Modules linked in: ip6_gre ip_gre gre | [ 53.838951][ T12] Tainted: [W]=WARN [ 53.839150][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.839466][ T12] Workqueue: netns cleanup_net [ 53.839742][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 53.840051][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 53.840829][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 53.841136][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985700 RCX: 1ff4000000018ec7 [ 53.841529][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9857bc [ 53.841894][ T12] RBP: ff1100000ffe9000 R08: 1fe2200001930af9 R09: ff11000001aed1d0 [ 53.842277][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 53.842654][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 53.843008][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 53.843419][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.843731][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 53.844086][ T12] PKRU: 55555554 [ 53.844289][ T12] Call Trace: [ 53.844492][ T12] [ 53.844653][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 53.844915][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 53.845128][ T12] netif_close_many (net/core/dev.c:1804) [ 53.845398][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 53.845662][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 53.845973][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 53.846285][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 53.846567][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 53.846872][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 53.847133][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 53.847411][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.847673][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 53.847929][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 53.848187][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.848462][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 53.848730][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 53.848980][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 53.849262][ T12] cleanup_net (net/core/net_namespace.c:702) [ 53.849543][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 53.849799][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 53.850064][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 53.850319][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 53.850607][ T12] process_one_work (kernel/workqueue.c:3314) [ 53.850873][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 53.851127][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 53.851405][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 53.851670][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 53.851927][ T12] kthread (kernel/kthread.c:436) [ 53.852138][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 53.852468][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.852737][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 53.853001][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 53.853313][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 53.853605][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.853869][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 53.858981][ T12] ------------[ cut here ]------------ | [ 53.859240][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 53.859822][ T12] Modules linked in: ip6_gre ip_gre gre | [ 53.861043][ T12] Tainted: [W]=WARN [ 53.861338][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.861830][ T12] Workqueue: netns cleanup_net [ 53.862182][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 53.862603][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 53.863421][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 53.863798][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984900 RCX: 1ff4000000018eed [ 53.864204][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9849bc [ 53.864641][ T12] RBP: ff11000010394000 R08: 1fe2200001930939 R09: ff11000001aed1d0 [ 53.865068][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 53.865516][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.865939][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 53.866431][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.866804][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 53.867233][ T12] PKRU: 55555554 [ 53.867567][ T12] Call Trace: [ 53.867855][ T12] [ 53.868094][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 53.868484][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 53.868905][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 53.869241][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 53.869599][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 53.869923][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 53.870248][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.870596][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 53.870923][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 53.871284][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 53.871774][ T12] cleanup_net (net/core/net_namespace.c:702) [ 53.872025][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 53.872274][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 53.872546][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 53.872801][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 53.873053][ T12] process_one_work (kernel/workqueue.c:3314) [ 53.873312][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 53.873578][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 53.873851][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 53.874108][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 53.874373][ T12] kthread (kernel/kthread.c:436) [ 53.874578][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 53.874887][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.875138][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 53.875404][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 53.875691][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 53.875944][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.876182][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 53.883975][ T12] ------------[ cut here ]------------ | [ 53.884245][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 53.885321][ T12] Modules linked in: ip6_gre ip_gre gre | [ 53.886163][ T12] Tainted: [W]=WARN [ 53.886463][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.886847][ T12] Workqueue: netns cleanup_net [ 53.887186][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 53.887627][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 53.888452][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 53.888885][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabd700 RCX: 1ff4000000018eed [ 53.889306][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabd7bc [ 53.889746][ T12] RBP: ff1100000ffe9000 R08: 1fe2200001557af9 R09: ff11000001aed1d0 [ 53.890136][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 53.890579][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.891053][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 53.891530][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.891905][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 53.892332][ T12] PKRU: 55555554 [ 53.892639][ T12] Call Trace: [ 53.892921][ T12] [ 53.893156][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 53.893629][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 53.894082][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 53.894484][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 53.894739][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 53.894986][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 53.895237][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.895636][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 53.895888][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 53.896142][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 53.896410][ T12] cleanup_net (net/core/net_namespace.c:702) [ 53.896669][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 53.896916][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 53.897164][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 53.897426][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 53.897685][ T12] process_one_work (kernel/workqueue.c:3314) [ 53.898064][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 53.898305][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 53.898575][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 53.898835][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 53.899079][ T12] kthread (kernel/kthread.c:436) [ 53.899273][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 53.899581][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.899836][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 53.900083][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 53.900387][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 53.900645][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.900893][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 53.919663][ T12] ------------[ cut here ]------------ | [ 53.919926][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 53.920621][ T12] Modules linked in: ip6_gre ip_gre gre | [ 53.921368][ T12] Tainted: [W]=WARN [ 53.921571][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.921872][ T12] Workqueue: netns cleanup_net [ 53.922119][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 53.922442][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 53.923171][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 53.923471][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62f700 RCX: 1ff4000000018eed [ 53.923806][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f7bc [ 53.924161][ T12] RBP: ff11000008f81000 R08: 1fe22000016c5ef9 R09: ff11000001aed1d0 [ 53.924509][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 53.924846][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.925179][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 53.925582][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.925890][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 53.926231][ T12] PKRU: 55555554 [ 53.926446][ T12] Call Trace: [ 53.926646][ T12] [ 53.926797][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 53.927094][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 53.927401][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 53.927665][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 53.927921][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 53.928166][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 53.928435][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.928698][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 53.928952][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 53.929195][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 53.929468][ T12] cleanup_net (net/core/net_namespace.c:702) [ 53.929722][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 53.929964][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 53.930209][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 53.930472][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 53.930726][ T12] process_one_work (kernel/workqueue.c:3314) [ 53.930980][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 53.931231][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 53.931506][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 53.931766][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 53.932008][ T12] kthread (kernel/kthread.c:436) [ 53.932205][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 53.932516][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.932779][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 53.933014][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 53.933313][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 53.933574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.933831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 53.938218][ T12] ------------[ cut here ]------------ | [ 53.938467][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 53.938886][ T12] Modules linked in: ip6_gre ip_gre gre | [ 53.939639][ T12] Tainted: [W]=WARN [ 53.939836][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.940121][ T12] Workqueue: netns cleanup_net [ 53.940390][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 53.940695][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 53.941432][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 53.941730][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62e040 RCX: 1ff4000000018eed [ 53.942078][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e0fc [ 53.942430][ T12] RBP: ff11000008f09000 R08: 1fe22000016c5c21 R09: ff11000001aed1d0 [ 53.942774][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 53.943107][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.943456][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 53.943848][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.944135][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 53.944534][ T12] PKRU: 55555554 [ 53.944742][ T12] Call Trace: [ 53.944937][ T12] [ 53.945090][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 53.945403][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 53.945700][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 53.945943][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 53.946192][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 53.946449][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 53.946702][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.946949][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 53.947227][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 53.947488][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 53.947745][ T12] cleanup_net (net/core/net_namespace.c:702) [ 53.948245][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 53.948507][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 53.948762][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 53.949010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 53.949261][ T12] process_one_work (kernel/workqueue.c:3314) [ 53.949532][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 53.949796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 53.950055][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 53.950311][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 53.950573][ T12] kthread (kernel/kthread.c:436) [ 53.950898][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 53.951185][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.951444][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 53.951697][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 53.952110][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 53.952368][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.952617][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 53.957753][ T12] ------------[ cut here ]------------ | [ 53.957989][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 53.958473][ T12] Modules linked in: ip6_gre ip_gre gre | [ 53.959388][ T12] Tainted: [W]=WARN [ 53.959612][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.960045][ T12] Workqueue: netns cleanup_net [ 53.960299][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 53.960643][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 53.961396][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 53.961701][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62e900 RCX: 1ff4000000018eed [ 53.962164][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62e9bc [ 53.962514][ T12] RBP: ff110000100fc000 R08: 1fe22000016c5d39 R09: ff11000001aed1d0 [ 53.962860][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 53.963219][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.963585][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 53.963981][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.964273][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 53.964636][ T12] PKRU: 55555554 [ 53.964839][ T12] Call Trace: [ 53.965157][ T12] [ 53.965366][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 53.965674][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 53.965965][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 53.966237][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 53.966505][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 53.966892][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 53.967399][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.967788][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 53.968040][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 53.968282][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 53.968806][ T12] cleanup_net (net/core/net_namespace.c:702) [ 53.969058][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 53.969333][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 53.969619][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 53.969891][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 53.970266][ T12] process_one_work (kernel/workqueue.c:3314) [ 53.970558][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 53.970826][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 53.971197][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 53.971472][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 53.971744][ T12] kthread (kernel/kthread.c:436) [ 53.971948][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 53.972384][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.972641][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 53.973028][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 53.973331][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 53.973800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.974051][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 53.979865][ T12] ------------[ cut here ]------------ | [ 53.980240][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 53.980689][ T12] Modules linked in: ip6_gre ip_gre gre | [ 53.981577][ T12] Tainted: [W]=WARN [ 53.981801][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.982091][ T12] Workqueue: netns cleanup_net [ 53.982365][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 53.982812][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 53.983727][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 53.984043][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62ee40 RCX: 1ff4000000018eed [ 53.984401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62eefc [ 53.984881][ T12] RBP: ff1100000b2dc000 R08: 1fe22000016c5de1 R09: ff11000001aed1d0 [ 53.985235][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 53.985605][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.986076][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 53.986465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.986888][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 53.987246][ T12] PKRU: 55555554 [ 53.987456][ T12] Call Trace: [ 53.987661][ T12] [ 53.987820][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 53.988248][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 53.988547][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 53.988796][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 53.989167][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 53.989447][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 53.989725][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 53.989989][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 53.990377][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 53.990636][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 53.990903][ T12] cleanup_net (net/core/net_namespace.c:702) [ 53.991153][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 53.991430][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 53.991735][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 53.991984][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 53.992228][ T12] process_one_work (kernel/workqueue.c:3314) [ 53.992634][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 53.992884][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 53.993139][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 53.993418][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 53.993785][ T12] kthread (kernel/kthread.c:436) [ 53.993996][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 53.994285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.994552][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 53.994941][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 53.995238][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 53.995500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 53.995764][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.001166][ T12] ------------[ cut here ]------------ | [ 54.001435][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 54.001855][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.002756][ T12] Tainted: [W]=WARN [ 54.002947][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.003392][ T12] Workqueue: netns cleanup_net [ 54.003648][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.003949][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.004832][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 54.005138][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b62f1c0 RCX: 1ff4000000018eed [ 54.005625][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b62f27c [ 54.005962][ T12] RBP: ff1100000976c000 R08: 1fe22000016c5e51 R09: ff11000001aed1d0 [ 54.006453][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 54.006809][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.007159][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 54.007700][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.007994][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 54.008335][ T12] PKRU: 55555554 [ 54.008541][ T12] Call Trace: [ 54.008748][ T12] [ 54.008914][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 54.009419][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.009861][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 54.010065][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 54.010303][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.010563][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 54.010927][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.011171][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 54.011437][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.011684][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.012074][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.012337][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.012612][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.012867][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.013237][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.013502][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.013774][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.014009][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.014418][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.014703][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.014961][ T12] kthread (kernel/kthread.c:436) [ 54.015159][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.015479][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.015741][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.015998][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.016308][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.016720][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.016972][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.022340][ T12] ------------[ cut here ]------------ | [ 54.022624][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 54.023191][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.024596][ T12] Tainted: [W]=WARN [ 54.024802][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.025096][ T12] Workqueue: netns cleanup_net [ 54.025366][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.025668][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.026418][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 54.026721][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187000 RCX: 1ff4000000018eed [ 54.027046][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1870bc [ 54.027386][ T12] RBP: ff11000009aa4000 R08: 1fe2200001430e19 R09: ff11000001aed1d0 [ 54.027726][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 54.028058][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.028399][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 54.028796][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.029227][ T12] CR2: 00007f3a45d01690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 54.029573][ T12] PKRU: 55555554 [ 54.029781][ T12] Call Trace: [ 54.029973][ T12] [ 54.030138][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 54.030600][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.030892][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 54.031156][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 54.031571][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.031838][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 54.032114][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.032387][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 54.032770][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.033049][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.033299][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.033566][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.033949][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.034217][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.034487][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.034749][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.035134][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.035390][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.035656][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.035915][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.036280][ T12] kthread (kernel/kthread.c:436) [ 54.036492][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.036797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.037045][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.037437][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.037738][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.038010][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.038263][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.064885][ T12] ------------[ cut here ]------------ | [ 54.065034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 54.065275][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.065731][ T12] Tainted: [W]=WARN [ 54.065862][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.066041][ T12] Workqueue: netns cleanup_net [ 54.066174][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.066335][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.066892][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 54.067074][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186e40 RCX: 1ff4000000018eed [ 54.067256][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186efc [ 54.067462][ T12] RBP: ff11000012741000 R08: 1fe2200001430de1 R09: ff11000001aed1d0 [ 54.067655][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.067832][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.068021][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.068297][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.068524][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 54.068768][ T12] PKRU: 55555554 [ 54.068896][ T12] Call Trace: [ 54.068991][ T12] [ 54.069061][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 54.069263][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.069445][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 54.069570][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 54.069709][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.069830][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 54.069957][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.070116][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 54.070274][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.070410][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.070584][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.070728][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.070878][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.071037][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.071162][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.071288][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.071428][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.071550][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.071693][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.071821][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.071941][ T12] kthread (kernel/kthread.c:436) [ 54.072037][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.072195][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.072386][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.072515][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.072766][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.072906][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.073026][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.075824][ T12] ------------[ cut here ]------------ | [ 54.075957][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 54.076266][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.076764][ T12] Tainted: [W]=WARN [ 54.076854][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.077004][ T12] Workqueue: netns cleanup_net [ 54.077130][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.077284][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.077736][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 54.077887][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32580 RCX: 1ff4000000018eed [ 54.078067][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3263c [ 54.078252][ T12] RBP: ff1100000e01c000 R08: 1fe22000019c64c9 R09: ff11000001aed1d0 [ 54.078442][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.078630][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.078809][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.079024][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.079173][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 54.079375][ T12] PKRU: 55555554 [ 54.079464][ T12] Call Trace: [ 54.079554][ T12] [ 54.079638][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 54.079796][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.079948][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 54.080069][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 54.080191][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.080324][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 54.080449][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.080583][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 54.080735][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.080858][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.080981][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.081102][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.081226][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.081355][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.081476][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.081611][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.081751][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.081946][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.082076][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.082205][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.082403][ T12] kthread (kernel/kthread.c:436) [ 54.082503][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.082732][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.082860][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.082989][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.083139][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.083262][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.083396][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.092499][ T1205] ------------[ cut here ]------------ | [ 54.092674][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1205 | [ 54.092945][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.093376][ T1205] Tainted: [W]=WARN [ 54.093485][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.093666][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.093845][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.094323][ T1205] RSP: 0018:ffa000000108fa80 EFLAGS: 00010286 [ 54.094496][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000c1783c0 RCX: 1ff4000000211f16 [ 54.094720][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17847c [ 54.094920][ T1205] RBP: ff110000051b1000 R08: 1fe220000182f091 R09: ff110000106f8b80 [ 54.095141][ T1205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.095343][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051b1000 [ 54.095564][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.095817][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.096031][ T1205] CR2: 00007ff05abd1690 CR3: 0000000007879005 CR4: 0000000000771ef0 [ 54.096239][ T1205] PKRU: 55555554 [ 54.096359][ T1205] Call Trace: [ 54.096460][ T1205] [ 54.096530][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.096678][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.096815][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.096920][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.097057][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.097232][ T1205] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.097374][ T1205] register_netdev (net/core/dev.c:11552) [ 54.097509][ T1205] loopback_net_init (drivers/net/loopback.c:218) [ 54.097670][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.097772][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.097874][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.098007][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.098145][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.098282][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.098425][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.098561][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.098719][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.098861][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.099003][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.099138][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.099276][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.099424][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.099569][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.099727][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.099861][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.099994][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.100131][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.100303][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.100458][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.101105][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.101320][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.101534][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.101757][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.101958][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.102165][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.106727][ T1205] ------------[ cut here ]------------ | [ 54.106875][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1205 | [ 54.107145][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.107584][ T1205] Tainted: [W]=WARN [ 54.107691][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.107861][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.108046][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.108528][ T1205] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.108708][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000c69bc40 RCX: 1ff4000000211ee9 [ 54.108909][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bcfc [ 54.109109][ T1205] RBP: ff11000008f0c000 R08: 1fe22000018d37a1 R09: ff110000106f8b80 [ 54.109332][ T1205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.109539][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f0c000 [ 54.109771][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.110005][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.110173][ T1205] CR2: 00007ff05abd1690 CR3: 0000000007879005 CR4: 0000000000771ef0 [ 54.110385][ T1205] PKRU: 55555554 [ 54.110486][ T1205] Call Trace: [ 54.110597][ T1205] [ 54.110682][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.110815][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.110951][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.111054][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.111192][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.111363][ T1205] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.111500][ T1205] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.111659][ T1205] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.111793][ T1205] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.111928][ T1205] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.112063][ T1205] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.112200][ T1205] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.112337][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.112447][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.112549][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.112714][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.112846][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.112981][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.113115][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.113250][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.113390][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.113524][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.113683][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.113814][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.113950][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.114088][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.114221][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.114359][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.114491][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.114657][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.114808][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.114979][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.115119][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.115609][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.115827][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.116028][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.116227][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.116432][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.116645][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.118730][ T12] ------------[ cut here ]------------ | [ 54.118871][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 54.119123][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.120050][ T12] Tainted: [W]=WARN [ 54.120162][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.120326][ T12] Workqueue: netns cleanup_net [ 54.120516][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.120710][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.121216][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 54.121432][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781540 RCX: 1ff4000000018eaf [ 54.121702][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107815fc [ 54.121894][ T12] RBP: ff11000004f09000 R08: 1fe22000020f02c1 R09: ff11000001aed1d0 [ 54.122081][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 54.122271][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012921000 [ 54.122529][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.122758][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.122984][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 54.123222][ T12] PKRU: 55555554 [ 54.123409][ T12] Call Trace: [ 54.123506][ T12] [ 54.123574][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.123719][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.123817][ T12] netif_close_many (net/core/dev.c:1804) [ 54.123943][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 54.124070][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 54.124196][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 54.124411][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 54.124571][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.124731][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.124890][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.125015][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.125139][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 54.125298][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 54.125498][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 54.125648][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.125778][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 54.126084][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 54.126212][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 54.126340][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.126527][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.126677][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.126806][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.126932][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.127061][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.127186][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.127316][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.127515][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.127667][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.127799][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.127935][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.128062][ T12] kthread (kernel/kthread.c:436) [ 54.128157][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.128314][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.128510][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.128659][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.128820][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.128947][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.129074][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.139513][ T12] ------------[ cut here ]------------ | [ 54.139696][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 54.139952][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.140394][ T12] Tainted: [W]=WARN [ 54.140492][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.140664][ T12] Workqueue: netns cleanup_net [ 54.140800][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.140967][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.141426][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 54.141614][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906e40 RCX: 1ff4000000018eaf [ 54.141814][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906efc [ 54.142005][ T12] RBP: ff11000012921000 R08: 1fe2200001b20de1 R09: ff11000001aed1d0 [ 54.142200][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 54.142402][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 54.142613][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.142849][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.143011][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 54.143207][ T12] PKRU: 55555554 [ 54.143302][ T12] Call Trace: [ 54.143405][ T12] [ 54.143473][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.143618][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 54.143759][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.143857][ T12] netif_close_many (net/core/dev.c:1804) [ 54.143985][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 54.144111][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 54.144240][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 54.144409][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 54.144569][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.144720][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.144882][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.145009][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.145135][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 54.145294][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 54.145432][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 54.145562][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.145714][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 54.145843][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 54.145975][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 54.146103][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.146230][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.146437][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.146566][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.146717][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.146851][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.146991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.147126][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.147256][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.147401][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.147536][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.147691][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.147819][ T12] kthread (kernel/kthread.c:436) [ 54.147915][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.148071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.148198][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.148325][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.148490][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.148633][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.148765][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.151304][ T12] ------------[ cut here ]------------ | [ 54.151680][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 54.151923][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.152331][ T12] Tainted: [W]=WARN [ 54.152432][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.152594][ T12] Workqueue: netns cleanup_net [ 54.152735][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.152913][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.153360][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 54.153516][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236580 RCX: 1ff4000000018ed5 [ 54.153720][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23663c [ 54.153902][ T12] RBP: ff11000004f09000 R08: 1fe2200001646cc9 R09: ff11000001aed1d0 [ 54.154085][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.154270][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.154460][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.154697][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.154853][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 54.155045][ T12] PKRU: 55555554 [ 54.155137][ T12] Call Trace: [ 54.155249][ T12] [ 54.155314][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 54.155477][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.155651][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.155773][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.155895][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 54.156055][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 54.156180][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.156304][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 54.156433][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 54.156558][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 54.156690][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.156814][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.156943][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.157067][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.157189][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.157313][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.157445][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.157570][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.157718][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.157841][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.157970][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.158097][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.158219][ T12] kthread (kernel/kthread.c:436) [ 54.158311][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.158470][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.158604][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.158740][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.158896][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.159017][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.159138][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.161527][ T12] ------------[ cut here ]------------ | [ 54.161659][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 54.161897][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.162301][ T12] Tainted: [W]=WARN [ 54.162401][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.162566][ T12] Workqueue: netns cleanup_net [ 54.162759][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.162928][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.163503][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 54.163681][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237540 RCX: 1ff4000000018ed5 [ 54.163865][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2375fc [ 54.164048][ T12] RBP: ff11000012921000 R08: 1fe2200001646ec1 R09: ff11000001aed1d0 [ 54.164232][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.164420][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.164654][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.164868][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.165021][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 54.165207][ T12] PKRU: 55555554 [ 54.165298][ T12] Call Trace: [ 54.165393][ T12] [ 54.165463][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 54.165641][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.165794][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.165919][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.166041][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 54.166200][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 54.166324][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.166454][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 54.166579][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 54.166725][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 54.166849][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.166970][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.167097][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.167220][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.167341][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.167471][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.167599][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.167724][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.167852][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.167976][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.168104][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.168242][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.168371][ T12] kthread (kernel/kthread.c:436) [ 54.168465][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.168644][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.168766][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.168890][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.169044][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.169181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.169302][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.171972][ T12] ------------[ cut here ]------------ | [ 54.172118][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 54.172362][ T12] Modules linked in: ip6_gre ip_gre gre | [ 54.172849][ T12] Tainted: [W]=WARN [ 54.172941][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.173094][ T12] Workqueue: netns cleanup_net [ 54.173221][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.173388][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.173850][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 54.174005][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ac80 RCX: 1ff4000000018ed5 [ 54.174186][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ad3c [ 54.174375][ T12] RBP: ff11000009b81000 R08: 1fe22000004f15a9 R09: ff11000001aed1d0 [ 54.174562][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.174763][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.174947][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.175158][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.175309][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 54.175495][ T12] PKRU: 55555554 [ 54.175598][ T12] Call Trace: [ 54.175702][ T12] [ 54.175766][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 54.175922][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 54.176074][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 54.176195][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 54.176319][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 54.176489][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 54.176634][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.176764][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 54.176886][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 54.177011][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 54.177137][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 54.177258][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.177392][ T12] cleanup_net (net/core/net_namespace.c:702) [ 54.177515][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 54.177659][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 54.177782][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.177905][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.178029][ T12] process_one_work (kernel/workqueue.c:3314) [ 54.178157][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.178287][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.178419][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.178548][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.178692][ T12] kthread (kernel/kthread.c:436) [ 54.178790][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.178943][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.179066][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.179192][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.179354][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.179478][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 54.179616][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.184417][ T1205] ------------[ cut here ]------------ | [ 54.184562][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1205 | [ 54.184849][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.185269][ T1205] Tainted: [W]=WARN [ 54.185379][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.185548][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.185751][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.186243][ T1205] RSP: 0018:ffa000000108f8f8 EFLAGS: 00010286 [ 54.186422][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000bcaf000 RCX: 1ff4000000211ee5 [ 54.186648][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf0bc [ 54.186852][ T1205] RBP: ff110000100f9000 R08: 1fe2200001795e19 R09: ff110000106f8b80 [ 54.187055][ T1205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.187258][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100f9000 [ 54.187476][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.187740][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.187930][ T1205] CR2: 00007ff05abd1690 CR3: 0000000007879005 CR4: 0000000000771ef0 [ 54.188142][ T1205] PKRU: 55555554 [ 54.188244][ T1205] Call Trace: [ 54.188352][ T1205] [ 54.188422][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.188558][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.188702][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.188806][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.188943][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.189113][ T1205] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.189250][ T1205] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.189392][ T1205] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.189527][ T1205] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.189687][ T1205] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.189823][ T1205] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.189961][ T1205] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 54.190102][ T1205] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 54.190241][ T1205] vti_init_net (net/ipv4/ip_vti.c:517) [ 54.190382][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.190488][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.190601][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.190748][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.190884][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.191020][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.191159][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.191297][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.191439][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.191579][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.191738][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.191874][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.192019][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.192160][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.192295][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.192436][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.192573][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.192719][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.192857][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.193026][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.193168][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.193684][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.193889][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.194099][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.194301][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.194511][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.194738][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.199077][ T1205] ------------[ cut here ]------------ | [ 54.199228][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1205 | [ 54.199500][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.199919][ T1205] Tainted: [W]=WARN [ 54.200020][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.200200][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.200380][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.200876][ T1205] RSP: 0018:ffa000000108fa78 EFLAGS: 00010286 [ 54.201049][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000cfbc200 RCX: 1ff4000000211f15 [ 54.201246][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc2bc [ 54.201460][ T1205] RBP: ff11000005941000 R08: 1fe22000019f7859 R09: ff110000106f8b80 [ 54.201681][ T1205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.201880][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005941000 [ 54.202080][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.202326][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.202497][ T1205] CR2: 00007ff05abd1690 CR3: 0000000007879005 CR4: 0000000000771ef0 [ 54.202721][ T1205] PKRU: 55555554 [ 54.202820][ T1205] Call Trace: [ 54.202919][ T1205] [ 54.202988][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.203121][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.203255][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.203363][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.203502][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.203691][ T1205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.203827][ T1205] register_netdev (net/core/dev.c:11552) [ 54.203961][ T1205] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 54.204097][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.204216][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.204317][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.204457][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.204600][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.204736][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.204872][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.205008][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.205143][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.205277][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.205417][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.205552][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.205710][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.205846][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.205981][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.206116][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.206248][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.206387][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.206523][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.206711][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.206849][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.207323][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.207529][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.207751][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.207954][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.208152][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.208355][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.212670][ T1205] ------------[ cut here ]------------ | [ 54.212812][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1205 | [ 54.213068][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.213482][ T1205] Tainted: [W]=WARN [ 54.213588][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.213765][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.213937][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.214427][ T1205] RSP: 0018:ffa000000108fa68 EFLAGS: 00010286 [ 54.214637][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff4000000211f13 [ 54.214838][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 54.215035][ T1205] RBP: ff11000008acc000 R08: 1fe22000004f17d9 R09: ff110000106f8b80 [ 54.215231][ T1205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.215437][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008acc000 [ 54.215663][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.215897][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.216064][ T1205] CR2: 00007ff05abd1690 CR3: 0000000007879005 CR4: 0000000000771ef0 [ 54.216272][ T1205] PKRU: 55555554 [ 54.216379][ T1205] Call Trace: [ 54.216481][ T1205] [ 54.216550][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.216694][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.216827][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.216929][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.217065][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.217236][ T1205] register_netdev (net/core/dev.c:11552) [ 54.217376][ T1205] sit_init_net (net/ipv6/sit.c:1860) [ 54.217512][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.217638][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.217747][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.217879][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.218012][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.218151][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.218285][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.218425][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.218560][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.218716][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.218851][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.218984][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.219118][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.219254][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.219398][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.219535][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.219690][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.219826][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.219960][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.220124][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.220262][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.220757][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.220962][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.221177][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.221385][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.221596][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.221807][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.237033][ T1205] ------------[ cut here ]------------ | [ 54.237270][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1205 | [ 54.237666][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.238094][ T1205] Tainted: [W]=WARN [ 54.238198][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.238376][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.238548][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.239049][ T1205] RSP: 0018:ffa000000108fa78 EFLAGS: 00010286 [ 54.239220][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000c57b8c0 RCX: 1ff4000000211f15 [ 54.239493][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b97c [ 54.239776][ T1205] RBP: ff11000007c19000 R08: 1fe22000018af731 R09: ff110000106f8b80 [ 54.240043][ T1205] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.240244][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c19000 [ 54.240461][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.240753][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.240920][ T1205] CR2: 00007f4e2aaa0f98 CR3: 0000000007879002 CR4: 0000000000771ef0 [ 54.241118][ T1205] PKRU: 55555554 [ 54.241217][ T1205] Call Trace: [ 54.241318][ T1205] [ 54.241395][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.241529][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.241682][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.241782][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.241915][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.242077][ T1205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.242213][ T1205] register_netdev (net/core/dev.c:11552) [ 54.242416][ T1205] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 54.242557][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.242671][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.242771][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.242902][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.243039][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.243213][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.243555][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.243715][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.243848][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.243979][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.244135][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.244301][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.244560][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.244745][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.244877][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.245009][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.245162][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.245333][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.245538][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.245713][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.245884][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.246566][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.246802][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.247002][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.247252][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.247567][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.247869][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.253530][ T1205] ------------[ cut here ]------------ | [ 54.253719][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1205 | [ 54.253981][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.254394][ T1205] Tainted: [W]=WARN [ 54.254494][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.254680][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.254855][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.255326][ T1205] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.255501][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000d50a3c0 RCX: 1ff4000000211ee9 [ 54.255721][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d50a47c [ 54.255918][ T1205] RBP: ff1100000eb44000 R08: 1fe2200001aa1491 R09: ff110000106f8b80 [ 54.256113][ T1205] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.256308][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb44000 [ 54.256512][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.256766][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.256931][ T1205] CR2: 00007f4e2aaa0f98 CR3: 0000000007879002 CR4: 0000000000771ef0 [ 54.257128][ T1205] PKRU: 55555554 [ 54.257226][ T1205] Call Trace: [ 54.257325][ T1205] [ 54.257397][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.257531][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.257689][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.257789][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.257921][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.258085][ T1205] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.258217][ T1205] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.258364][ T1205] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.258493][ T1205] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.258638][ T1205] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.258772][ T1205] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.258910][ T1205] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.259044][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.259143][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.259247][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.259382][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.259513][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.259662][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.259794][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.259927][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.260059][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.260195][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.260326][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.260467][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.260615][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.260771][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.260902][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.261034][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.261165][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.261296][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.261491][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.261665][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.261802][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.262267][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.262531][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.262808][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.263003][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.263196][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.263446][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.269530][ T1205] ------------[ cut here ]------------ | [ 54.269691][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1205 | [ 54.269954][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.270363][ T1205] Tainted: [W]=WARN [ 54.270468][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.270657][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.270832][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.271312][ T1205] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.271485][ T1205] RAX: 00000000ffffffa6 RBX: ff11000004dd1700 RCX: 1ff4000000211ee9 [ 54.271706][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dd17bc [ 54.271905][ T1205] RBP: ff1100000fe74000 R08: 1fe22000009ba2f9 R09: ff110000106f8b80 [ 54.272100][ T1205] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.272301][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe74000 [ 54.272514][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.272772][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.272937][ T1205] CR2: 000055f6a15ced5c CR3: 0000000007879004 CR4: 0000000000771ef0 [ 54.273139][ T1205] PKRU: 55555554 [ 54.273238][ T1205] Call Trace: [ 54.273336][ T1205] [ 54.273410][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.273549][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.273703][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.273803][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.273936][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.274101][ T1205] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.274234][ T1205] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.274374][ T1205] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.274514][ T1205] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.274663][ T1205] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.274794][ T1205] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.274928][ T1205] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.275063][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.275163][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.275263][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.275408][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.275545][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.275706][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.275838][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.275970][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.276101][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.276232][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.276369][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.276508][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.276662][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.276795][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.276925][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.277055][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.277184][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.277316][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.277455][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.277641][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.277780][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.278242][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.278447][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.278656][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.278854][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.279057][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.279253][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.298906][ T1205] ------------[ cut here ]------------ | [ 54.299065][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1205 | [ 54.299329][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.299763][ T1205] Tainted: [W]=WARN [ 54.299862][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.300024][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.300194][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.300706][ T1205] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.300873][ T1205] RAX: 00000000ffffffa6 RBX: ff11000004dd0200 RCX: 1ff4000000211ee9 [ 54.301070][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dd02bc [ 54.301270][ T1205] RBP: ff11000005971000 R08: 1fe22000009ba059 R09: ff110000106f8b80 [ 54.301472][ T1205] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.301684][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005971000 [ 54.301884][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.302115][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.302281][ T1205] CR2: 000055f6a15ced5c CR3: 0000000007879004 CR4: 0000000000771ef0 [ 54.302491][ T1205] PKRU: 55555554 [ 54.302600][ T1205] Call Trace: [ 54.302700][ T1205] [ 54.302774][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.302906][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.303048][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.303154][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.303288][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.303468][ T1205] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.303617][ T1205] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.303758][ T1205] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.303890][ T1205] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.304030][ T1205] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.304163][ T1205] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.304300][ T1205] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.304441][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.304547][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.304673][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.304805][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.304937][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.305078][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.305213][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.305359][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.305493][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.305633][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.305766][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.305899][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.306033][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.306172][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.306304][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.306445][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.306579][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.306723][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.306856][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.307020][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.307163][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.307655][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.307855][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.308055][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.308253][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.308456][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.308677][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.313187][ T1205] ------------[ cut here ]------------ | [ 54.313324][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1205 | [ 54.313645][ T1205] Modules linked in: ip6_gre ip_gre gre | [ 54.314056][ T1205] Tainted: [W]=WARN [ 54.314157][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.314325][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.314506][ T1205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.315011][ T1205] RSP: 0018:ffa000000108fa70 EFLAGS: 00010286 [ 54.315179][ T1205] RAX: 00000000ffffffa6 RBX: ff1100000c67f1c0 RCX: 1ff4000000211f14 [ 54.315391][ T1205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f27c [ 54.315617][ T1205] RBP: ff1100000a809000 R08: 1fe22000018cfe51 R09: ff110000106f8b80 [ 54.315820][ T1205] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.316025][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a809000 [ 54.316226][ T1205] FS: 00007ff05a9c5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.316466][ T1205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.316659][ T1205] CR2: 000055f6a15ced5c CR3: 0000000007879004 CR4: 0000000000771ef0 [ 54.316860][ T1205] PKRU: 55555554 [ 54.316960][ T1205] Call Trace: [ 54.317061][ T1205] [ 54.317130][ T1205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.317271][ T1205] ? notifier_call_chain (kernel/notifier.c:85) [ 54.317411][ T1205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.317518][ T1205] register_netdevice (net/core/dev.c:11488) [ 54.317678][ T1205] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.317849][ T1205] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.317986][ T1205] register_netdev (net/core/dev.c:11552) [ 54.318124][ T1205] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 54.318261][ T1205] ops_init (net/core/net_namespace.c:137) [ 54.318369][ T1205] setup_net (net/core/net_namespace.c:446) [ 54.318474][ T1205] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.318621][ T1205] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.318755][ T1205] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.318891][ T1205] copy_net_ns (net/core/net_namespace.c:579) [ 54.319026][ T1205] create_new_namespaces (kernel/nsproxy.c:132) [ 54.319165][ T1205] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.319302][ T1205] ksys_unshare (kernel/fork.c:3243) [ 54.319443][ T1205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.319583][ T1205] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.319726][ T1205] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.319861][ T1205] ? __ia32_sys_open (fs/open.c:1374) [ 54.319997][ T1205] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.320129][ T1205] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.320270][ T1205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.320409][ T1205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.320545][ T1205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.320709][ T1205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.320874][ T1205] RIP: 0033:0x7ff05ac87bcb [ 54.321017][ T1205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.321496][ T1205] RSP: 002b:00007ffc04b49c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 54.321709][ T1205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff05ac87bcb [ 54.321912][ T1205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.322112][ T1205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.322311][ T1205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc04b4bea0 [ 54.322520][ T1205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc04b4c877 | [ 54.373731][ T1206] ------------[ cut here ]------------ | [ 54.373919][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1206 | [ 54.374189][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.374648][ T1206] Tainted: [W]=WARN [ 54.374762][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.374941][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.375115][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.375612][ T1206] RSP: 0018:ffa000000108fa80 EFLAGS: 00010286 [ 54.375798][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000d7e38c0 RCX: 1ff4000000211f16 [ 54.375998][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e397c [ 54.376256][ T1206] RBP: ff1100000f851000 R08: 1fe2200001afc731 R09: ff110000106fae80 [ 54.376581][ T1206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.376903][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f851000 [ 54.377224][ T1206] FS: 00007f430e589840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.377617][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.377887][ T1206] CR2: 00007f430e78ac20 CR3: 0000000004e73001 CR4: 0000000000771ef0 [ 54.378220][ T1206] PKRU: 55555554 [ 54.378392][ T1206] Call Trace: [ 54.378555][ T1206] [ 54.378673][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.378886][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.379095][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.379255][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.379688][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.380756][ T1206] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.380974][ T1206] register_netdev (net/core/dev.c:11552) [ 54.381203][ T1206] loopback_net_init (drivers/net/loopback.c:218) [ 54.381398][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.381506][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.381621][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.381779][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.381915][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.382065][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.382201][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.382383][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.382572][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.382787][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.382925][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.383060][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.383196][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.383333][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.383479][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.383699][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.383913][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.384128][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.384359][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.384635][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.384854][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.385643][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.385977][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.386295][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.386636][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.386964][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.387283][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.394660][ T1206] ------------[ cut here ]------------ | [ 54.394922][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1206 | [ 54.396289][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.397052][ T1206] Tainted: [W]=WARN [ 54.397213][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.397562][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.397851][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.398723][ T1206] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.399003][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000fbbe040 RCX: 1ff4000000211ee9 [ 54.399322][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe0fc [ 54.399761][ T1206] RBP: ff1100000ff84000 R08: 1fe2200001f77c21 R09: ff110000106fae80 [ 54.400082][ T1206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.400510][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff84000 [ 54.400825][ T1206] FS: 00007f430e589840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.401070][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.401239][ T1206] CR2: 00007f430e78ac20 CR3: 0000000004e73001 CR4: 0000000000771ef0 [ 54.401515][ T1206] PKRU: 55555554 [ 54.401678][ T1206] Call Trace: [ 54.401832][ T1206] [ 54.401944][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.402157][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.402480][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.402649][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.402868][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.403137][ T1206] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.403459][ T1206] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.403683][ T1206] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.403896][ T1206] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.404114][ T1206] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.404332][ T1206] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.404663][ T1206] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.404884][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.405053][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.405215][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.405534][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.405752][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.405969][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.406186][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.406510][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.406740][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.406953][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.407168][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.407487][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.407708][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.407925][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.408129][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.408455][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.408676][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.408874][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.409083][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.409455][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.409679][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.410546][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.410874][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.411194][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.411623][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.411947][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.412269][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.419941][ T1206] ------------[ cut here ]------------ | [ 54.420188][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1206 | [ 54.420684][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.421479][ T1206] Tainted: [W]=WARN [ 54.421677][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.421949][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.422250][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.423093][ T1206] RSP: 0018:ffa000000108f8f8 EFLAGS: 00010286 [ 54.423342][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000ca6b000 RCX: 1ff4000000211ee5 [ 54.423561][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b0bc [ 54.423858][ T1206] RBP: ff1100000cebc000 R08: 1fe220000194d619 R09: ff110000106fae80 [ 54.424140][ T1206] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 54.424474][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cebc000 [ 54.424779][ T1206] FS: 00007f430e589840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.425126][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.425310][ T1206] CR2: 00007f4e2aaa0f98 CR3: 0000000004e73003 CR4: 0000000000771ef0 [ 54.425529][ T1206] PKRU: 55555554 [ 54.425664][ T1206] Call Trace: [ 54.425825][ T1206] [ 54.425937][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.426124][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.426260][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.426371][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.426509][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.426699][ T1206] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.426834][ T1206] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.426968][ T1206] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.427153][ T1206] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.427382][ T1206] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.427528][ T1206] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.427737][ T1206] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 54.427961][ T1206] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 54.428198][ T1206] vti_init_net (net/ipv4/ip_vti.c:517) [ 54.428450][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.428634][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.428795][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.429030][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.429270][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.429549][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.429776][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.429996][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.430210][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.430561][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.430800][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.431060][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.431305][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.431650][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.431893][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.432153][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.432441][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.432694][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.432936][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.433226][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.433477][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.434239][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.434600][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.434956][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.435265][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.435641][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.435993][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.443250][ T1206] ------------[ cut here ]------------ | [ 54.443418][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1206 | [ 54.443700][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.444127][ T1206] Tainted: [W]=WARN [ 54.444230][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.444405][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.444581][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.445078][ T1206] RSP: 0018:ffa000000108fa78 EFLAGS: 00010286 [ 54.445245][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000cfbdc40 RCX: 1ff4000000211f15 [ 54.445451][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbdcfc [ 54.445662][ T1206] RBP: ff1100000ec24000 R08: 1fe22000019f7ba1 R09: ff110000106fae80 [ 54.445858][ T1206] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.446056][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec24000 [ 54.446257][ T1206] FS: 00007f430e589840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.446496][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.446669][ T1206] CR2: 000055f6a15ced5c CR3: 0000000004e73005 CR4: 0000000000771ef0 [ 54.446869][ T1206] PKRU: 55555554 [ 54.446969][ T1206] Call Trace: [ 54.447069][ T1206] [ 54.447138][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.447273][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.447411][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.447514][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.447659][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.447823][ T1206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.447958][ T1206] register_netdev (net/core/dev.c:11552) [ 54.448091][ T1206] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 54.448229][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.448329][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.448437][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.448573][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.448728][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.448861][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.448994][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.449132][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.449266][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.449406][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.449546][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.449689][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.449823][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.449956][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.450087][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.450223][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.450361][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.450494][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.450636][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.450801][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.450940][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.451424][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.451646][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.451844][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.452044][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.452241][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.452443][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.463972][ T1206] ------------[ cut here ]------------ | [ 54.464129][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1206 | [ 54.464790][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.465199][ T1206] Tainted: [W]=WARN [ 54.465315][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.465498][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.465682][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.466156][ T1206] RSP: 0018:ffa000000108fa68 EFLAGS: 00010286 [ 54.466322][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000a213700 RCX: 1ff4000000211f13 [ 54.466526][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2137bc [ 54.466730][ T1206] RBP: ff110000129d9000 R08: 1fe22000014426f9 R09: ff110000106fae80 [ 54.466925][ T1206] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.467120][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129d9000 [ 54.467323][ T1206] FS: 00007f430e589840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.467566][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.467747][ T1206] CR2: 000055f6a15ced5c CR3: 0000000004e73005 CR4: 0000000000771ef0 [ 54.467947][ T1206] PKRU: 55555554 [ 54.468046][ T1206] Call Trace: [ 54.468144][ T1206] [ 54.468216][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.468353][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.468489][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.468600][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.468734][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.468902][ T1206] register_netdev (net/core/dev.c:11552) [ 54.469034][ T1206] sit_init_net (net/ipv6/sit.c:1860) [ 54.469171][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.469273][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.469379][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.469513][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.469659][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.469793][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.469928][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.470066][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.470199][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.470331][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.470470][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.470616][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.470750][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.470884][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.471016][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.471147][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.471283][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.471425][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.471557][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.471729][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.471866][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.472352][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.472553][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.472762][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.472961][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.473155][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.473357][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.478157][ T1206] ------------[ cut here ]------------ | [ 54.478292][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1206 | [ 54.478565][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.478981][ T1206] Tainted: [W]=WARN [ 54.479081][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.479246][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.479424][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.479898][ T1206] RSP: 0018:ffa000000108fa78 EFLAGS: 00010286 [ 54.480065][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000b6378c0 RCX: 1ff4000000211f15 [ 54.480260][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63797c [ 54.480461][ T1206] RBP: ff1100000aa0c000 R08: 1fe22000016c6f31 R09: ff110000106fae80 [ 54.480678][ T1206] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.480877][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa0c000 [ 54.481077][ T1206] FS: 00007f430e589840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.481318][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.481518][ T1206] CR2: 000055f6a15ced5c CR3: 0000000004e73005 CR4: 0000000000771ef0 [ 54.481725][ T1206] PKRU: 55555554 [ 54.481825][ T1206] Call Trace: [ 54.481923][ T1206] [ 54.481991][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.482123][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.482255][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.482360][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.482497][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.482669][ T1206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.482804][ T1206] register_netdev (net/core/dev.c:11552) [ 54.482936][ T1206] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 54.483069][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.483172][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.483272][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.483411][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.483545][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.483691][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.483826][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.483963][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.484097][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.484230][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.484371][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.484507][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.484652][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.484787][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.484923][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.485067][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.485200][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.485333][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.485475][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.485651][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.485790][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.486273][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.486483][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.486694][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.486902][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.487102][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.487306][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.491338][ T1206] ------------[ cut here ]------------ | [ 54.491481][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1206 | [ 54.491772][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.492181][ T1206] Tainted: [W]=WARN [ 54.492282][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.492457][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.492638][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.493105][ T1206] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.493278][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000fb291c0 RCX: 1ff4000000211ee9 [ 54.493484][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2927c [ 54.493696][ T1206] RBP: ff1100000ed59000 R08: 1fe2200001f65251 R09: ff110000106fae80 [ 54.493893][ T1206] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.494098][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed59000 [ 54.494300][ T1206] FS: 00007f430e589840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.494542][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.494744][ T1206] CR2: 000055f6a15ced5c CR3: 0000000004e73005 CR4: 0000000000771ef0 [ 54.494945][ T1206] PKRU: 55555554 [ 54.495046][ T1206] Call Trace: [ 54.495145][ T1206] [ 54.495215][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.495355][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.495491][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.495602][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.495757][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.495924][ T1206] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.496063][ T1206] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.496213][ T1206] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.496352][ T1206] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.496494][ T1206] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.496652][ T1206] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.496794][ T1206] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.496931][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.497034][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.497136][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.497275][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.497415][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.497553][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.497697][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.497834][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.497969][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.498102][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.498252][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.498410][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.498546][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.498694][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.498826][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.498961][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.499095][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.499231][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.499379][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.499551][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.499699][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.500181][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.500392][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.500599][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.500799][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.500998][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.501198][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.505671][ T1206] ------------[ cut here ]------------ | [ 54.506709][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1206 | [ 54.506989][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.507415][ T1206] Tainted: [W]=WARN [ 54.507522][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.507700][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.507877][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.508362][ T1206] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.508535][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000c9b7a80 RCX: 1ff4000000211ee9 [ 54.508756][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7b3c [ 54.508955][ T1206] RBP: ff1100000eb4c000 R08: 1fe2200001936f69 R09: ff110000106fae80 [ 54.509154][ T1206] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.509361][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb4c000 [ 54.509567][ T1206] FS: 00007f430e589840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.509816][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.509981][ T1206] CR2: 000055f6a15ced5c CR3: 0000000004e73005 CR4: 0000000000771ef0 [ 54.510181][ T1206] PKRU: 55555554 [ 54.510281][ T1206] Call Trace: [ 54.510389][ T1206] [ 54.510461][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.510605][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.510739][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.510840][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.510977][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.511142][ T1206] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.511277][ T1206] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.511419][ T1206] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.511555][ T1206] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.511709][ T1206] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.511842][ T1206] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.511979][ T1206] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.512426][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.512534][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.512659][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.512795][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.512947][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.513083][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.513220][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.513360][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.513537][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.513686][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.513840][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.513986][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.514121][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.514270][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.514414][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.514663][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.514796][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.514933][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.515072][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.515271][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.515418][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.515942][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.516143][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.516342][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.516550][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.516757][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.516967][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.521966][ T1206] ------------[ cut here ]------------ | [ 54.522146][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1206 | [ 54.522954][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.523458][ T1206] Tainted: [W]=WARN [ 54.523558][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.523763][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.523935][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.524482][ T1206] RSP: 0018:ffa000000108f918 EFLAGS: 00010286 [ 54.524721][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000d7de040 RCX: 1ff4000000211ee9 [ 54.524918][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7de0fc [ 54.525122][ T1206] RBP: ff11000010481000 R08: 1fe2200001afbc21 R09: ff110000106fae80 [ 54.525321][ T1206] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.525584][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010481000 [ 54.525801][ T1206] FS: 00007f430e589840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.526040][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.526208][ T1206] CR2: 000055f6a15ced5c CR3: 0000000004e73005 CR4: 0000000000771ef0 [ 54.526469][ T1206] PKRU: 55555554 [ 54.526573][ T1206] Call Trace: [ 54.526682][ T1206] [ 54.526751][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.526882][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.527015][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.527116][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.527249][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.527471][ T1206] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.527620][ T1206] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 54.527756][ T1206] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 54.527889][ T1206] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 54.528024][ T1206] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 54.528156][ T1206] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 54.528290][ T1206] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 54.528487][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.528602][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.528717][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.528850][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.528990][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.529124][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.529257][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.529452][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.529599][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.529732][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.529866][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.529999][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.530136][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.530272][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.530470][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.530615][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.530779][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.530912][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.531045][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.531210][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.531410][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.531898][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.532107][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.532304][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.532565][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.532774][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.532977][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.544101][ T1206] ------------[ cut here ]------------ | [ 54.544268][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1206 | [ 54.544554][ T1206] Modules linked in: ip6_gre ip_gre gre | [ 54.544985][ T1206] Tainted: [W]=WARN [ 54.545090][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.545267][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.545451][ T1206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.545961][ T1206] RSP: 0018:ffa000000108fa70 EFLAGS: 00010286 [ 54.546135][ T1206] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff4000000211f14 [ 54.546336][ T1206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 54.546546][ T1206] RBP: ff1100000ebac000 R08: 1fe22000016c6fd9 R09: ff110000106fae80 [ 54.546758][ T1206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.546961][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebac000 [ 54.547163][ T1206] FS: 00007f430e589840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.547411][ T1206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.547585][ T1206] CR2: 00007f430e78ac20 CR3: 0000000004e73001 CR4: 0000000000771ef0 [ 54.547800][ T1206] PKRU: 55555554 [ 54.547901][ T1206] Call Trace: [ 54.548001][ T1206] [ 54.548071][ T1206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.548209][ T1206] ? notifier_call_chain (kernel/notifier.c:85) [ 54.548345][ T1206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.548456][ T1206] register_netdevice (net/core/dev.c:11488) [ 54.548604][ T1206] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 54.548774][ T1206] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.548911][ T1206] register_netdev (net/core/dev.c:11552) [ 54.549045][ T1206] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 54.549183][ T1206] ops_init (net/core/net_namespace.c:137) [ 54.549286][ T1206] setup_net (net/core/net_namespace.c:446) [ 54.549397][ T1206] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 54.549533][ T1206] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 54.549680][ T1206] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 54.549816][ T1206] copy_net_ns (net/core/net_namespace.c:579) [ 54.549952][ T1206] create_new_namespaces (kernel/nsproxy.c:132) [ 54.550090][ T1206] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 54.550226][ T1206] ksys_unshare (kernel/fork.c:3243) [ 54.550363][ T1206] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.550508][ T1206] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 54.550654][ T1206] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 54.550790][ T1206] ? __ia32_sys_open (fs/open.c:1374) [ 54.550927][ T1206] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 54.551061][ T1206] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 54.551196][ T1206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.551330][ T1206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.551478][ T1206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.551632][ T1206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.551806][ T1206] RIP: 0033:0x7f430e84bbcb [ 54.551947][ T1206] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 54.552431][ T1206] RSP: 002b:00007ffdddc27a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 54.552649][ T1206] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f430e84bbcb [ 54.552849][ T1206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 54.553053][ T1206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 54.553254][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdddc29c80 [ 54.553459][ T1206] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdddc2a877 | [ 54.590579][ T1207] ------------[ cut here ]------------ | [ 54.590760][ T1207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1207 | [ 54.591039][ T1207] Modules linked in: ip6_gre ip_gre gre | [ 54.591484][ T1207] Tainted: [W]=WARN [ 54.591608][ T1207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.591796][ T1207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.591975][ T1207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.592503][ T1207] RSP: 0018:ffa000000112ee30 EFLAGS: 00010286 [ 54.592690][ T1207] RAX: 00000000ffffffa6 RBX: ff1100000eed8040 RCX: 1ff4000000225d8c [ 54.592897][ T1207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed80fc [ 54.593103][ T1207] RBP: ff1100000b5b4000 R08: 1fe2200001ddb021 R09: ff110000106fd180 [ 54.593309][ T1207] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.593519][ T1207] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c91f188 [ 54.593737][ T1207] FS: 00007f5e34087840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.593981][ T1207] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.594155][ T1207] CR2: 000000000042ebe0 CR3: 0000000005f57003 CR4: 0000000000771ef0 [ 54.594370][ T1207] PKRU: 55555554 [ 54.594476][ T1207] Call Trace: [ 54.594582][ T1207] [ 54.594662][ T1207] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.594804][ T1207] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.594909][ T1207] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 54.595080][ T1207] __dev_notify_flags (net/core/dev.c:9787) [ 54.595219][ T1207] ? netif_change_name (net/core/dev.c:1495) [ 54.595362][ T1207] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 54.595503][ T1207] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 54.595652][ T1207] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 54.595795][ T1207] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 54.595936][ T1207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.596074][ T1207] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 54.596214][ T1207] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 54.596359][ T1207] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 54.596501][ T1207] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 54.596654][ T1207] veth_newlink (drivers/net/veth.c:1871) [ 54.596797][ T1207] ? veth_poll_controller (drivers/net/veth.c:1470) [ 54.596935][ T1207] ? kasan_save_stack (mm/kasan/common.c:57) [ 54.597074][ T1207] ? kasan_save_track (mm/kasan/common.c:78) [ 54.597212][ T1207] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 54.597478][ T1207] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 54.597628][ T1207] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 54.597766][ T1207] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 54.597904][ T1207] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.598053][ T1207] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 54.598193][ T1207] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 54.598334][ T1207] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 54.598545][ T1207] ? __dev_get_by_name (net/core/dev.c:883) [ 54.598694][ T1207] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 54.598838][ T1207] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 54.598986][ T1207] rtnl_newlink (net/core/rtnetlink.c:4150) [ 54.599130][ T1207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.599267][ T1207] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.599495][ T1207] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.599643][ T1207] ? mark_usage (kernel/locking/lockdep.c:4674) [ 54.599782][ T1207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.599927][ T1207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.600067][ T1207] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.600211][ T1207] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 54.600410][ T1207] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.600554][ T1207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.600703][ T1207] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.600844][ T1207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.600981][ T1207] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.601122][ T1207] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 54.601262][ T1207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.601431][ T1207] ? netlink_ack (./include/linux/skbuff.h:2718) [ 54.601576][ T1207] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 54.601730][ T1207] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 54.601871][ T1207] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 54.602012][ T1207] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 54.602152][ T1207] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.602291][ T1207] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 54.602437][ T1207] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.602586][ T1207] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 54.602735][ T1207] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 54.602875][ T1207] ? copy_msghdr_from_user (net/socket.c:2635) [ 54.603016][ T1207] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 54.603191][ T1207] ? move_addr_to_kernel (net/socket.c:258) [ 54.603335][ T1207] ___sys_sendmsg (net/socket.c:2752) [ 54.603483][ T1207] ? copy_msghdr_from_user (net/socket.c:2603) [ 54.603639][ T1207] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.603816][ T1207] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 54.603956][ T1207] __sys_sendmsg (net/socket.c:2784) [ 54.604097][ T1207] ? __sys_sendmsg_sock (net/socket.c:2765) [ 54.604240][ T1207] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 54.604386][ T1207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.604529][ T1207] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.604679][ T1207] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.604818][ T1207] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.604958][ T1207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.605130][ T1207] RIP: 0033:0x7f5e342c108e [ 54.605277][ T1207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 54.605799][ T1207] RSP: 002b:00007fff24c049d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 54.606012][ T1207] RAX: ffffffffffffffda RBX: 00007fff24c05180 RCX: 00007f5e342c108e [ 54.606218][ T1207] RDX: 0000000000000000 RSI: 00007fff24c04a80 RDI: 0000000000000005 [ 54.606432][ T1207] RBP: 00007fff24c049e0 R08: 0000000000000000 R09: 0000000000000000 [ 54.606651][ T1207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe8 [ 54.606860][ T1207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff24c05140 | [ 54.615168][ T1207] ------------[ cut here ]------------ | [ 54.615321][ T1207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1207 | [ 54.616141][ T1207] Modules linked in: ip6_gre ip_gre gre | [ 54.616657][ T1207] Tainted: [W]=WARN [ 54.616761][ T1207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.616991][ T1207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.617176][ T1207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.617748][ T1207] RSP: 0018:ffa000000112f1b0 EFLAGS: 00010286 [ 54.617921][ T1207] RAX: 00000000ffffffa6 RBX: ff1100000fc6ce40 RCX: 1ff4000000225dfc [ 54.618138][ T1207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fc6cefc [ 54.618407][ T1207] RBP: ff1100000a3ec000 R08: 1fe2200001f8d9e1 R09: ff110000106fd180 [ 54.618624][ T1207] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 54.618834][ T1207] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 54.619045][ T1207] FS: 00007f5e34087840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.619289][ T1207] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.619521][ T1207] CR2: 000000000042ebe0 CR3: 0000000005f57003 CR4: 0000000000771ef0 [ 54.619751][ T1207] PKRU: 55555554 [ 54.619854][ T1207] Call Trace: [ 54.619957][ T1207] [ 54.620030][ T1207] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.620169][ T1207] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.620274][ T1207] __dev_notify_flags (net/core/dev.c:9787) [ 54.620474][ T1207] ? netif_change_name (net/core/dev.c:1495) [ 54.620624][ T1207] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 54.620760][ T1207] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 54.620898][ T1207] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 54.621037][ T1207] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 54.621177][ T1207] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 54.621313][ T1207] ? __dev_get_by_name (net/core/dev.c:883) [ 54.621512][ T1207] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 54.621680][ T1207] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 54.621820][ T1207] rtnl_newlink (net/core/rtnetlink.c:4150) [ 54.621958][ T1207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.622093][ T1207] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.622231][ T1207] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.622428][ T1207] ? mark_usage (kernel/locking/lockdep.c:4674) [ 54.622566][ T1207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.622720][ T1207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.622858][ T1207] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.622997][ T1207] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 54.623133][ T1207] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.623271][ T1207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.623467][ T1207] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.623617][ T1207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.623752][ T1207] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.623887][ T1207] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 54.624023][ T1207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.624164][ T1207] ? netlink_ack (./include/linux/skbuff.h:2718) [ 54.624305][ T1207] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 54.624507][ T1207] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 54.624657][ T1207] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 54.624794][ T1207] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 54.624932][ T1207] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.625070][ T1207] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 54.625209][ T1207] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.625405][ T1207] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 54.625546][ T1207] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 54.625693][ T1207] ? copy_msghdr_from_user (net/socket.c:2635) [ 54.625828][ T1207] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 54.626000][ T1207] ? move_addr_to_kernel (net/socket.c:258) [ 54.626141][ T1207] ___sys_sendmsg (net/socket.c:2752) [ 54.626277][ T1207] ? copy_msghdr_from_user (net/socket.c:2603) [ 54.626481][ T1207] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.626669][ T1207] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 54.626806][ T1207] __sys_sendmsg (net/socket.c:2784) [ 54.626940][ T1207] ? __sys_sendmsg_sock (net/socket.c:2765) [ 54.627080][ T1207] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 54.627217][ T1207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.627414][ T1207] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.627553][ T1207] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.627699][ T1207] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.627838][ T1207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.628006][ T1207] RIP: 0033:0x7f5e342c108e [ 54.628150][ T1207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 54.628705][ T1207] RSP: 002b:00007fff24c049d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 54.628911][ T1207] RAX: ffffffffffffffda RBX: 00007fff24c05180 RCX: 00007f5e342c108e [ 54.629114][ T1207] RDX: 0000000000000000 RSI: 00007fff24c04a80 RDI: 0000000000000005 [ 54.629316][ T1207] RBP: 00007fff24c049e0 R08: 0000000000000000 R09: 0000000000000000 [ 54.629601][ T1207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe8 [ 54.629825][ T1207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff24c05140 | [ 54.672683][ T1208] ------------[ cut here ]------------ | [ 54.672882][ T1208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1208 | [ 54.673209][ T1208] Modules linked in: ip6_gre ip_gre gre | [ 54.674315][ T1208] Tainted: [W]=WARN [ 54.674482][ T1208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.674719][ T1208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.674944][ T1208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.675490][ T1208] RSP: 0018:ffa000000113f020 EFLAGS: 00010286 [ 54.675734][ T1208] RAX: 00000000ffffffa6 RBX: ff1100000fc6d700 RCX: 1ff4000000227dca [ 54.675986][ T1208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fc6d7bc [ 54.676241][ T1208] RBP: ff1100000a3ec000 R08: 1fe2200001f8daf9 R09: ff11000005a7ae58 [ 54.676504][ T1208] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 54.676770][ T1208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 54.677021][ T1208] FS: 00007f83f8b10840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 54.677306][ T1208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.677537][ T1208] CR2: 00007f83f8de01a0 CR3: 0000000004e73005 CR4: 0000000000771ef0 [ 54.677821][ T1208] PKRU: 55555554 [ 54.677969][ T1208] Call Trace: [ 54.678118][ T1208] [ 54.678239][ T1208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.678436][ T1208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.678603][ T1208] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 54.678797][ T1208] __dev_notify_flags (net/core/dev.c:9787) [ 54.678985][ T1208] ? netif_change_name (net/core/dev.c:1495) [ 54.679167][ T1208] ? __dev_change_flags (net/core/dev.c:9752) [ 54.679366][ T1208] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 54.679550][ T1208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.679754][ T1208] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 54.679942][ T1208] netif_change_flags (net/core/dev.c:9820) [ 54.680131][ T1208] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 54.680316][ T1208] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 54.680519][ T1208] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 54.680727][ T1208] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 54.680950][ T1208] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 54.681134][ T1208] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.681321][ T1208] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 54.681519][ T1208] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 54.681725][ T1208] ? __kernel_text_address (kernel/extable.c:79) [ 54.681912][ T1208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.682103][ T1208] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.682285][ T1208] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 54.682487][ T1208] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.682694][ T1208] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.682881][ T1208] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.683065][ T1208] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.683251][ T1208] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 54.683452][ T1208] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 54.683658][ T1208] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 54.683847][ T1208] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 54.684036][ T1208] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 54.684228][ T1208] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 54.684432][ T1208] rtnl_newlink (net/core/rtnetlink.c:4150) [ 54.684636][ T1208] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.684826][ T1208] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.685015][ T1208] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.685200][ T1208] ? mark_usage (kernel/locking/lockdep.c:4674) [ 54.685399][ T1208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.685601][ T1208] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.685795][ T1208] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.685981][ T1208] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.686166][ T1208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.686374][ T1208] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.686564][ T1208] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 54.686765][ T1208] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.686949][ T1208] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.687135][ T1208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.687326][ T1208] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.687523][ T1208] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.687732][ T1208] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 54.687921][ T1208] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.688109][ T1208] ? netlink_ack (./include/linux/skbuff.h:2718) [ 54.688300][ T1208] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 54.688498][ T1208] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 54.688711][ T1208] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 54.688901][ T1208] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 54.689086][ T1208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.689273][ T1208] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 54.689471][ T1208] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.689687][ T1208] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 54.689878][ T1208] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 54.690065][ T1208] ? copy_msghdr_from_user (net/socket.c:2635) [ 54.690253][ T1208] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 54.690485][ T1208] ? move_addr_to_kernel (net/socket.c:258) [ 54.690692][ T1208] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 54.690881][ T1208] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.691068][ T1208] ___sys_sendmsg (net/socket.c:2752) [ 54.691253][ T1208] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 54.691485][ T1208] ? copy_msghdr_from_user (net/socket.c:2603) [ 54.691708][ T1208] __sys_sendmsg (net/socket.c:2784) [ 54.691896][ T1208] ? __sys_sendmsg_sock (net/socket.c:2765) [ 54.692079][ T1208] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 54.692300][ T1208] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 54.692505][ T1208] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.692716][ T1208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.692901][ T1208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.693089][ T1208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.693276][ T1208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.693506][ T1208] RIP: 0033:0x7f83f8d4a08e [ 54.693722][ T1208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 54.694251][ T1208] RSP: 002b:00007fff9a2e7120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 54.694519][ T1208] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f83f8d4a08e [ 54.694785][ T1208] RDX: 0000000000000000 RSI: 00007fff9a2e71d0 RDI: 0000000000000005 [ 54.695032][ T1208] RBP: 00007fff9a2e7130 R08: 0000000000000000 R09: 0000000000000000 [ 54.695282][ T1208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe8 [ 54.695550][ T1208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9a2e78a0 | [ 54.730555][ T1209] ------------[ cut here ]------------ | [ 54.730716][ T1209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1209 | [ 54.730982][ T1209] Modules linked in: ip6_gre ip_gre gre | [ 54.731489][ T1209] Tainted: [W]=WARN [ 54.731601][ T1209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.731783][ T1209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.731954][ T1209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.732510][ T1209] RSP: 0018:ffa000000114f020 EFLAGS: 00010286 [ 54.732690][ T1209] RAX: 00000000ffffffa6 RBX: ff1100000fb28c80 RCX: 1ff4000000229dca [ 54.732886][ T1209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28d3c [ 54.733083][ T1209] RBP: ff1100000b5b4000 R08: 1fe2200001f651a9 R09: ff11000005a7d158 [ 54.733279][ T1209] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 54.733610][ T1209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 54.733826][ T1209] FS: 00007f017e5e8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.734067][ T1209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.734245][ T1209] CR2: 000000003aaf4988 CR3: 0000000004ece005 CR4: 0000000000771ef0 [ 54.734529][ T1209] PKRU: 55555554 [ 54.734648][ T1209] Call Trace: [ 54.734748][ T1209] [ 54.734817][ T1209] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.734951][ T1209] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.735051][ T1209] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 54.735183][ T1209] __dev_notify_flags (net/core/dev.c:9787) [ 54.735316][ T1209] ? netif_change_name (net/core/dev.c:1495) [ 54.735521][ T1209] ? __dev_change_flags (net/core/dev.c:9752) [ 54.735666][ T1209] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 54.735816][ T1209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.735949][ T1209] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 54.736099][ T1209] netif_change_flags (net/core/dev.c:9820) [ 54.736244][ T1209] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 54.736437][ T1209] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 54.736576][ T1209] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 54.736726][ T1209] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 54.736902][ T1209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 54.737034][ T1209] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.737167][ T1209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 54.737301][ T1209] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 54.737495][ T1209] ? __kernel_text_address (kernel/extable.c:79) [ 54.737640][ T1209] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.737780][ T1209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.737912][ T1209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 54.738047][ T1209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.738194][ T1209] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 54.738330][ T1209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.738522][ T1209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.738667][ T1209] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 54.738803][ T1209] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 54.738935][ T1209] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 54.739071][ T1209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 54.739204][ T1209] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 54.739389][ T1209] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 54.739527][ T1209] rtnl_newlink (net/core/rtnetlink.c:4150) [ 54.739670][ T1209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.739802][ T1209] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.739937][ T1209] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.740079][ T1209] ? mark_usage (kernel/locking/lockdep.c:4674) [ 54.740215][ T1209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.740358][ T1209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.740491][ T1209] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.740632][ T1209] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.740766][ T1209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.740910][ T1209] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.741042][ T1209] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 54.741175][ T1209] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.741308][ T1209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.741450][ T1209] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.741598][ T1209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.741743][ T1209] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.741877][ T1209] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 54.742013][ T1209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.742146][ T1209] ? netlink_ack (./include/linux/skbuff.h:2718) [ 54.742282][ T1209] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 54.742421][ T1209] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 54.742560][ T1209] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 54.742703][ T1209] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 54.742836][ T1209] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.742972][ T1209] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 54.743107][ T1209] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.743242][ T1209] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 54.743386][ T1209] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 54.743523][ T1209] ? copy_msghdr_from_user (net/socket.c:2635) [ 54.743669][ T1209] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 54.743836][ T1209] ? move_addr_to_kernel (net/socket.c:258) [ 54.743975][ T1209] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 54.744110][ T1209] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.744244][ T1209] ___sys_sendmsg (net/socket.c:2752) [ 54.744382][ T1209] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 54.744550][ T1209] ? copy_msghdr_from_user (net/socket.c:2603) [ 54.744708][ T1209] __sys_sendmsg (net/socket.c:2784) [ 54.744852][ T1209] ? __sys_sendmsg_sock (net/socket.c:2765) [ 54.744985][ T1209] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 54.745158][ T1209] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 54.745290][ T1209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.745426][ T1209] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.745560][ T1209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.745703][ T1209] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.745836][ T1209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.746006][ T1209] RIP: 0033:0x7f017e82208e [ 54.746147][ T1209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 54.746669][ T1209] RSP: 002b:00007ffda0111790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 54.746872][ T1209] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f017e82208e [ 54.747072][ T1209] RDX: 0000000000000000 RSI: 00007ffda0111840 RDI: 0000000000000005 [ 54.747269][ T1209] RBP: 00007ffda01117a0 R08: 0000000000000000 R09: 0000000000000000 [ 54.747478][ T1209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe8 [ 54.747690][ T1209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda0111f10 | [ 54.750096][ T46] ------------[ cut here ]------------ | [ 54.750305][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/46 | [ 54.750736][ T46] Modules linked in: ip6_gre ip_gre gre | [ 54.751427][ T46] Tainted: [W]=WARN [ 54.751616][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.751886][ T46] Workqueue: events_unbound linkwatch_event [ 54.752150][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.752453][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.753075][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 54.753264][ T46] RAX: 00000000ffffffa6 RBX: ff1100000ca6a740 RCX: 1ff4000000065f02 [ 54.753576][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a7fc [ 54.753870][ T46] RBP: ff1100000a3ec000 R08: 1fe220000194d501 R09: ff110000024a0ba8 [ 54.754156][ T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 54.754447][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 54.754737][ T46] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 54.755062][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.755292][ T46] CR2: 00007f5e34154574 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 54.755591][ T46] PKRU: 55555554 [ 54.755736][ T46] Call Trace: [ 54.755873][ T46] [ 54.755974][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.756161][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 54.756358][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.756504][ T46] netif_state_change (net/core/dev.c:1605) [ 54.756720][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.756959][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 54.757168][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 54.757419][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 54.757658][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 54.757857][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 54.758046][ T46] process_one_work (kernel/workqueue.c:3314) [ 54.758268][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 54.758505][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.758743][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 54.758966][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.759157][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 54.759396][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 54.759641][ T46] kthread (kernel/kthread.c:436) [ 54.759785][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 54.760015][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 54.760209][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 54.760442][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 54.760694][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 54.760883][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 54.761088][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 54.833925][ T1211] ------------[ cut here ]------------ | [ 54.834085][ T1211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1211 | [ 54.834376][ T1211] Modules linked in: ip6_gre ip_gre gre | [ 54.834831][ T1211] Tainted: [W]=WARN [ 54.834933][ T1211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.835098][ T1211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.835276][ T1211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.835769][ T1211] RSP: 0018:ffa000000112f150 EFLAGS: 00010286 [ 54.835941][ T1211] RAX: 00000000ffffffa6 RBX: ff11000010783a80 RCX: 1ff4000000225df0 [ 54.836136][ T1211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783b3c [ 54.836332][ T1211] RBP: ff1100000b5b4000 R08: 1fe22000020f0769 R09: ff1100001023d158 [ 54.836536][ T1211] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 54.836743][ T1211] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103bc740 [ 54.836941][ T1211] FS: 00007f14afebe840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 54.837172][ T1211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.837343][ T1211] CR2: 00000000004ebb28 CR3: 000000000c969004 CR4: 0000000000771ef0 [ 54.837650][ T1211] PKRU: 55555554 [ 54.837764][ T1211] Call Trace: [ 54.837862][ T1211] [ 54.837933][ T1211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.838072][ T1211] ? notifier_call_chain (kernel/notifier.c:85) [ 54.838206][ T1211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.838308][ T1211] netif_state_change (net/core/dev.c:1605) [ 54.838536][ T1211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.838713][ T1211] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 54.838880][ T1211] linkwatch_sync_dev (net/core/link_watch.c:295) [ 54.839011][ T1211] rtnl_getlink (net/core/rtnetlink.c:4273) [ 54.839143][ T1211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.839276][ T1211] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.839487][ T1211] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 54.839633][ T1211] ? mark_usage (kernel/locking/lockdep.c:4674) [ 54.839767][ T1211] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.839898][ T1211] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.840048][ T1211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.840179][ T1211] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.840315][ T1211] ? mark_usage (kernel/locking/lockdep.c:4674) [ 54.840542][ T1211] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.840684][ T1211] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.840823][ T1211] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.840955][ T1211] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 54.841087][ T1211] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 54.841218][ T1211] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.841426][ T1211] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.841559][ T1211] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.841710][ T1211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.841840][ T1211] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.841973][ T1211] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 54.842104][ T1211] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.842241][ T1211] ? netlink_ack (./include/linux/skbuff.h:2718) [ 54.842450][ T1211] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 54.842588][ T1211] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 54.842727][ T1211] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 54.842860][ T1211] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 54.842996][ T1211] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.843128][ T1211] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 54.843261][ T1211] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.843455][ T1211] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 54.843600][ T1211] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 54.843733][ T1211] ? copy_msghdr_from_user (net/socket.c:2635) [ 54.843865][ T1211] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 54.844027][ T1211] ? move_addr_to_kernel (net/socket.c:258) [ 54.844156][ T1211] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 54.844289][ T1211] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 54.844510][ T1211] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 54.844650][ T1211] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 54.844820][ T1211] ___sys_sendmsg (net/socket.c:2752) [ 54.844950][ T1211] ? copy_msghdr_from_user (net/socket.c:2603) [ 54.845080][ T1211] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.845219][ T1211] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 54.845411][ T1211] ? do_getsockname (net/socket.c:2192) [ 54.845547][ T1211] __sys_sendmsg (net/socket.c:2784) [ 54.845708][ T1211] ? __sys_sendmsg_sock (net/socket.c:2765) [ 54.845843][ T1211] ? __sys_getsockname (net/socket.c:2210) [ 54.845979][ T1211] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.846117][ T1211] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.846248][ T1211] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.846412][ T1211] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.846543][ T1211] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.846714][ T1211] RIP: 0033:0x7f14b00f808e [ 54.846852][ T1211] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 54.847320][ T1211] RSP: 002b:00007fffc0a33c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 54.847524][ T1211] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f14b00f808e [ 54.847730][ T1211] RDX: 0000000000000000 RSI: 00007fffc0a33cf0 RDI: 0000000000000006 [ 54.847925][ T1211] RBP: 00007fffc0a33c50 R08: 0000000000000000 R09: 0000000000000000 [ 54.848120][ T1211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 54.848314][ T1211] R13: 00007fffc0a33da0 R14: 000000000000000d R15: 00007fffc0a3587a | [ 54.972263][ T1214] ------------[ cut here ]------------ | [ 54.972449][ T1214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1214 | [ 54.972862][ T1214] Modules linked in: ip6_gre ip_gre gre | [ 54.973398][ T1214] Tainted: [W]=WARN [ 54.973565][ T1214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.973837][ T1214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 54.974123][ T1214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 54.975474][ T1214] RSP: 0018:ffa000000117f1b0 EFLAGS: 00010286 [ 54.975769][ T1214] RAX: 00000000ffffffa6 RBX: ff1100000b2371c0 RCX: 1ff400000022fdfc [ 54.976095][ T1214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23727c [ 54.976428][ T1214] RBP: ff1100000ed91000 R08: 1fe2200001646e51 R09: ff1100000ffcd180 [ 54.976759][ T1214] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 54.977085][ T1214] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 54.977423][ T1214] FS: 00007f625f608840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 54.977812][ T1214] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.978086][ T1214] CR2: 00007f625f8e2cb0 CR3: 0000000005f57006 CR4: 0000000000771ef0 [ 54.978425][ T1214] PKRU: 55555554 [ 54.978592][ T1214] Call Trace: [ 54.978765][ T1214] [ 54.978880][ T1214] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 54.979105][ T1214] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 54.979273][ T1214] __dev_notify_flags (net/core/dev.c:9787) [ 54.979504][ T1214] ? netif_change_name (net/core/dev.c:1495) [ 54.979727][ T1214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.979942][ T1214] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 54.980166][ T1214] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 54.980412][ T1214] ? nla_strscpy (lib/nlattr.c:795) [ 54.980645][ T1214] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 54.980866][ T1214] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 54.981083][ T1214] ? __dev_get_by_name (net/core/dev.c:883) [ 54.981299][ T1214] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 54.981536][ T1214] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 54.981765][ T1214] rtnl_newlink (net/core/rtnetlink.c:4150) [ 54.981981][ T1214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.982202][ T1214] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.982427][ T1214] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.982647][ T1214] ? mark_usage (kernel/locking/lockdep.c:4674) [ 54.982857][ T1214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.983079][ T1214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.983294][ T1214] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 54.983520][ T1214] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 54.983740][ T1214] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 54.983951][ T1214] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.984164][ T1214] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.984389][ T1214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 54.984613][ T1214] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 54.984836][ T1214] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 54.985056][ T1214] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 54.985279][ T1214] ? netlink_ack (./include/linux/skbuff.h:2718) [ 54.985516][ T1214] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 54.985740][ T1214] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 54.985962][ T1214] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 54.986184][ T1214] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 54.986406][ T1214] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 54.986639][ T1214] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 54.986859][ T1214] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 54.987085][ T1214] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 54.987310][ T1214] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 54.987543][ T1214] ? copy_msghdr_from_user (net/socket.c:2635) [ 54.987760][ T1214] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 54.988023][ T1214] ? move_addr_to_kernel (net/socket.c:258) [ 54.988250][ T1214] ___sys_sendmsg (net/socket.c:2752) [ 54.988478][ T1214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 54.988707][ T1214] ? copy_msghdr_from_user (net/socket.c:2603) [ 54.988948][ T1214] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 54.989180][ T1214] __sys_sendmsg (net/socket.c:2784) [ 54.989409][ T1214] ? __sys_sendmsg_sock (net/socket.c:2765) [ 54.989643][ T1214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.989865][ T1214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 54.990089][ T1214] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 54.990305][ T1214] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 54.990529][ T1214] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 54.990748][ T1214] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 54.991015][ T1214] RIP: 0033:0x7f625f84208e [ 54.991248][ T1214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 54.992043][ T1214] RSP: 002b:00007fff548ee6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 54.992384][ T1214] RAX: ffffffffffffffda RBX: 00007fff548eee70 RCX: 00007f625f84208e [ 54.992726][ T1214] RDX: 0000000000000000 RSI: 00007fff548ee770 RDI: 0000000000000005 [ 54.993058][ T1214] RBP: 00007fff548ee6d0 R08: 0000000000000000 R09: 0000000000000000 [ 54.993389][ T1214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 54.993725][ T1214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff548eee40 | [ 55.027008][ T1215] ------------[ cut here ]------------ | [ 55.027175][ T1215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1215 | [ 55.027484][ T1215] Modules linked in: ip6_gre ip_gre gre | [ 55.027937][ T1215] Tainted: [W]=WARN [ 55.028042][ T1215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.028220][ T1215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.028412][ T1215] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.028923][ T1215] RSP: 0018:ffa000000118f1b0 EFLAGS: 00010286 [ 55.029100][ T1215] RAX: 00000000ffffffa6 RBX: ff1100000d6bf8c0 RCX: 1ff4000000231dfc [ 55.029312][ T1215] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf97c [ 55.029530][ T1215] RBP: ff1100000fb19000 R08: 1fe2200001ad7f31 R09: ff11000004dbae80 [ 55.029752][ T1215] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 55.029966][ T1215] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 55.030201][ T1215] FS: 00007f35850ac840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.030466][ T1215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.030655][ T1215] CR2: 00007f3585386cb0 CR3: 000000000c969002 CR4: 0000000000771ef0 [ 55.030867][ T1215] PKRU: 55555554 [ 55.030976][ T1215] Call Trace: [ 55.031083][ T1215] [ 55.031158][ T1215] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.031304][ T1215] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.031418][ T1215] __dev_notify_flags (net/core/dev.c:9787) [ 55.031561][ T1215] ? netif_change_name (net/core/dev.c:1495) [ 55.031716][ T1215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.031856][ T1215] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 55.031998][ T1215] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 55.032138][ T1215] ? nla_strscpy (lib/nlattr.c:795) [ 55.032280][ T1215] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 55.032427][ T1215] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 55.032566][ T1215] ? __dev_get_by_name (net/core/dev.c:883) [ 55.032733][ T1215] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 55.032878][ T1215] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 55.033023][ T1215] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.033165][ T1215] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.033305][ T1215] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.033452][ T1215] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.033604][ T1215] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.033758][ T1215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.033901][ T1215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.034043][ T1215] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.034184][ T1215] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.034324][ T1215] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.034470][ T1215] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.034620][ T1215] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.034760][ T1215] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.034901][ T1215] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.035045][ T1215] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.035214][ T1215] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.035360][ T1215] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.035503][ T1215] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.035652][ T1215] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.035794][ T1215] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.035935][ T1215] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.036077][ T1215] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.036220][ T1215] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.036366][ T1215] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.036508][ T1215] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.036660][ T1215] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.036804][ T1215] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.036942][ T1215] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.037113][ T1215] ? move_addr_to_kernel (net/socket.c:258) [ 55.037256][ T1215] ___sys_sendmsg (net/socket.c:2752) [ 55.037399][ T1215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.037542][ T1215] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.037704][ T1215] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 55.037846][ T1215] __sys_sendmsg (net/socket.c:2784) [ 55.037987][ T1215] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.038129][ T1215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.038269][ T1215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.038417][ T1215] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.038558][ T1215] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.038708][ T1215] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.038849][ T1215] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.039027][ T1215] RIP: 0033:0x7f35852e608e [ 55.039174][ T1215] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.039686][ T1215] RSP: 002b:00007ffdcbfda090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.039897][ T1215] RAX: ffffffffffffffda RBX: 00007ffdcbfda840 RCX: 00007f35852e608e [ 55.040108][ T1215] RDX: 0000000000000000 RSI: 00007ffdcbfda140 RDI: 0000000000000005 [ 55.040319][ T1215] RBP: 00007ffdcbfda0a0 R08: 0000000000000000 R09: 0000000000000000 [ 55.040535][ T1215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.040753][ T1215] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcbfda810 | [ 55.086977][ T1216] ------------[ cut here ]------------ | [ 55.087243][ T1216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1216 | [ 55.088536][ T1216] Modules linked in: ip6_gre ip_gre gre | [ 55.089217][ T1216] Tainted: [W]=WARN [ 55.089401][ T1216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.089665][ T1216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.090447][ T1216] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.091211][ T1216] RSP: 0018:ffa000000119f020 EFLAGS: 00010286 [ 55.091496][ T1216] RAX: 00000000ffffffa6 RBX: ff1100000b636740 RCX: 1ff4000000233dca [ 55.091844][ T1216] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6367fc [ 55.092158][ T1216] RBP: ff1100000ed91000 R08: 1fe22000016c6d01 R09: ff11000004db8b58 [ 55.092478][ T1216] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 55.092802][ T1216] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 55.093120][ T1216] FS: 00007fc5fad21840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 55.093640][ T1216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.093921][ T1216] CR2: 00007fc5faff11a0 CR3: 0000000005f57002 CR4: 0000000000771ef0 [ 55.094248][ T1216] PKRU: 55555554 [ 55.094416][ T1216] Call Trace: [ 55.094573][ T1216] [ 55.094695][ T1216] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.095025][ T1216] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.095194][ T1216] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 55.095426][ T1216] __dev_notify_flags (net/core/dev.c:9787) [ 55.095644][ T1216] ? netif_change_name (net/core/dev.c:1495) [ 55.095853][ T1216] ? __dev_change_flags (net/core/dev.c:9752) [ 55.096069][ T1216] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 55.096312][ T1216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.096537][ T1216] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 55.097087][ T1216] netif_change_flags (net/core/dev.c:9820) [ 55.097306][ T1216] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 55.097546][ T1216] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 55.097767][ T1216] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 55.097987][ T1216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 55.098256][ T1216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.098473][ T1216] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.098709][ T1216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 55.098923][ T1216] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.099138][ T1216] ? __kernel_text_address (kernel/extable.c:79) [ 55.099363][ T1216] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.099577][ T1216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.099964][ T1216] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.100171][ T1216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.100401][ T1216] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.100617][ T1216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.100830][ T1216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.101289][ T1216] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 55.101526][ T1216] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 55.101759][ T1216] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 55.101971][ T1216] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.102186][ T1216] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 55.102423][ T1216] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 55.102645][ T1216] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.102866][ T1216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.103082][ T1216] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.103299][ T1216] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.103535][ T1216] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.103799][ T1216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.104016][ T1216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.104422][ T1216] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.104630][ T1216] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.104844][ T1216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.105060][ T1216] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.105275][ T1216] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.105518][ T1216] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.105769][ T1216] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.105976][ T1216] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.106194][ T1216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.106640][ T1216] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.106866][ T1216] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.107076][ T1216] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.107292][ T1216] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.107537][ T1216] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.107751][ T1216] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.107938][ T1216] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.108077][ T1216] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.108215][ T1216] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.108633][ T1216] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.108786][ T1216] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.108923][ T1216] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.109061][ T1216] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.109198][ T1216] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.109337][ T1216] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.109512][ T1216] ? move_addr_to_kernel (net/socket.c:258) [ 55.109670][ T1216] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.109806][ T1216] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.109942][ T1216] ___sys_sendmsg (net/socket.c:2752) [ 55.110074][ T1216] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 55.110290][ T1216] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.110441][ T1216] __sys_sendmsg (net/socket.c:2784) [ 55.110576][ T1216] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.111037][ T1216] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 55.111209][ T1216] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 55.111344][ T1216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.111488][ T1216] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.111635][ T1216] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.111770][ T1216] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.111905][ T1216] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.112071][ T1216] RIP: 0033:0x7fc5faf5b08e [ 55.112215][ T1216] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.112725][ T1216] RSP: 002b:00007ffeaa45a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.112958][ T1216] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc5faf5b08e [ 55.113195][ T1216] RDX: 0000000000000000 RSI: 00007ffeaa45a5e0 RDI: 0000000000000005 [ 55.113490][ T1216] RBP: 00007ffeaa45a540 R08: 0000000000000000 R09: 0000000000000000 [ 55.113720][ T1216] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.113927][ T1216] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaa45acb0 | [ 55.153602][ T1217] ------------[ cut here ]------------ | [ 55.153778][ T1217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1217 | [ 55.154044][ T1217] Modules linked in: ip6_gre ip_gre gre | [ 55.154723][ T1217] Tainted: [W]=WARN [ 55.154825][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.154995][ T1217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.155169][ T1217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.155669][ T1217] RSP: 0018:ffa000000114f020 EFLAGS: 00010286 [ 55.155836][ T1217] RAX: 00000000ffffffa6 RBX: ff1100000d6bec80 RCX: 1ff4000000229dca [ 55.156039][ T1217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bed3c [ 55.156238][ T1217] RBP: ff1100000fb19000 R08: 1fe2200001ad7da9 R09: ff11000009a7ae58 [ 55.156439][ T1217] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 55.156648][ T1217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 55.156846][ T1217] FS: 00007f459e156840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.157083][ T1217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.157248][ T1217] CR2: 00000000170a1988 CR3: 000000000c969005 CR4: 0000000000771ef0 [ 55.157457][ T1217] PKRU: 55555554 [ 55.157558][ T1217] Call Trace: [ 55.157666][ T1217] [ 55.157736][ T1217] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.157871][ T1217] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.157972][ T1217] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 55.158104][ T1217] __dev_notify_flags (net/core/dev.c:9787) [ 55.158239][ T1217] ? netif_change_name (net/core/dev.c:1495) [ 55.158380][ T1217] ? __dev_change_flags (net/core/dev.c:9752) [ 55.158515][ T1217] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 55.158658][ T1217] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.158792][ T1217] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 55.158934][ T1217] netif_change_flags (net/core/dev.c:9820) [ 55.159069][ T1217] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 55.159203][ T1217] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 55.159356][ T1217] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 55.159494][ T1217] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 55.159673][ T1217] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.159809][ T1217] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.159942][ T1217] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 55.160074][ T1217] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.160208][ T1217] ? __kernel_text_address (kernel/extable.c:79) [ 55.160344][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.160486][ T1217] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.160664][ T1217] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.160797][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.160930][ T1217] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.161065][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.161203][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.161337][ T1217] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 55.161484][ T1217] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 55.161667][ T1217] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 55.161802][ T1217] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.161934][ T1217] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 55.162068][ T1217] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 55.162207][ T1217] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.162343][ T1217] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.162481][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.162632][ T1217] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.162766][ T1217] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.162905][ T1217] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.163040][ T1217] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.163173][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.163307][ T1217] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.163448][ T1217] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.163588][ T1217] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.163729][ T1217] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.163864][ T1217] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.163996][ T1217] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.164130][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.164266][ T1217] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.164403][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.164539][ T1217] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.164684][ T1217] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.164818][ T1217] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.164955][ T1217] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.165086][ T1217] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.165224][ T1217] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.165363][ T1217] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.165497][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.165641][ T1217] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.165778][ T1217] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.165914][ T1217] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.166053][ T1217] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.166189][ T1217] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.166321][ T1217] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.166494][ T1217] ? move_addr_to_kernel (net/socket.c:258) [ 55.166638][ T1217] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.166774][ T1217] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.166907][ T1217] ___sys_sendmsg (net/socket.c:2752) [ 55.167037][ T1217] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 55.167202][ T1217] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.167354][ T1217] __sys_sendmsg (net/socket.c:2784) [ 55.167489][ T1217] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.167630][ T1217] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 55.167799][ T1217] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 55.167932][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.168068][ T1217] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.168205][ T1217] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.168338][ T1217] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.168480][ T1217] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.168656][ T1217] RIP: 0033:0x7f459e39008e [ 55.168796][ T1217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.169272][ T1217] RSP: 002b:00007ffd14306e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.169486][ T1217] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f459e39008e [ 55.169698][ T1217] RDX: 0000000000000000 RSI: 00007ffd14306f00 RDI: 0000000000000005 [ 55.169899][ T1217] RBP: 00007ffd14306e60 R08: 0000000000000000 R09: 0000000000000000 [ 55.170110][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.170307][ T1217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd143075d0 | [ 55.277702][ T1220] ------------[ cut here ]------------ | [ 55.277962][ T1220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1220 | [ 55.278413][ T1220] Modules linked in: ip6_gre ip_gre gre | [ 55.279064][ T1220] Tainted: [W]=WARN [ 55.279231][ T1220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.279519][ T1220] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.279817][ T1220] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.280608][ T1220] RSP: 0018:ffa00000011af090 EFLAGS: 00010286 [ 55.280900][ T1220] RAX: 00000000ffffffa6 RBX: ff1100000eed8ac0 RCX: 1ff4000000235dd8 [ 55.281228][ T1220] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8b7c [ 55.281573][ T1220] RBP: ff1100000ed91000 R08: 1fe2200001ddb171 R09: ff1100000ea5d180 [ 55.281912][ T1220] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 55.282234][ T1220] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 55.282580][ T1220] FS: 00007f323c1f8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 55.282970][ T1220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.283279][ T1220] CR2: 00007f323c56d040 CR3: 000000000c969001 CR4: 0000000000771ef0 [ 55.283641][ T1220] PKRU: 55555554 [ 55.283815][ T1220] Call Trace: [ 55.283982][ T1220] [ 55.284102][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.284330][ T1220] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 55.284571][ T1220] notifier_call_chain (kernel/notifier.c:85) [ 55.284801][ T1220] __netdev_upper_dev_link (net/core/dev.c:8931) [ 55.285018][ T1220] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 55.285245][ T1220] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 55.285484][ T1220] netdev_upper_dev_link (net/core/dev.c:8972) [ 55.285718][ T1220] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 55.285945][ T1220] register_vlan_dev (net/8021q/vlan.c:183) [ 55.286173][ T1220] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 55.286414][ T1220] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 55.286645][ T1220] ? nla_strscpy (lib/nlattr.c:795) [ 55.286872][ T1220] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 55.287089][ T1220] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 55.287321][ T1220] ? __dev_get_by_name (net/core/dev.c:883) [ 55.287552][ T1220] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 55.287796][ T1220] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 55.288040][ T1220] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.288266][ T1220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.288614][ T1220] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.288846][ T1220] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.289060][ T1220] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.289277][ T1220] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.289561][ T1220] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.289818][ T1220] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.290035][ T1220] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.290257][ T1220] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.290486][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.290740][ T1220] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.290983][ T1220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.291199][ T1220] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.291428][ T1220] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.291658][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.291898][ T1220] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.292128][ T1220] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.292343][ T1220] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.292579][ T1220] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.292809][ T1220] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.293048][ T1220] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.293270][ T1220] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.293502][ T1220] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.293743][ T1220] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.293967][ T1220] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.294188][ T1220] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.294427][ T1220] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.294724][ T1220] ? move_addr_to_kernel (net/socket.c:258) [ 55.294958][ T1220] ___sys_sendmsg (net/socket.c:2752) [ 55.295182][ T1220] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.295427][ T1220] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.295697][ T1220] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 55.295927][ T1220] __sys_sendmsg (net/socket.c:2784) [ 55.296156][ T1220] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.296418][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.296655][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.296884][ T1220] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.297105][ T1220] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.297332][ T1220] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.297565][ T1220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.297856][ T1220] RIP: 0033:0x7f323c43208e [ 55.298091][ T1220] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.298895][ T1220] RSP: 002b:00007ffd83008d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.299226][ T1220] RAX: ffffffffffffffda RBX: 00007ffd830094f0 RCX: 00007f323c43208e [ 55.299586][ T1220] RDX: 0000000000000000 RSI: 00007ffd83008de0 RDI: 0000000000000005 [ 55.299938][ T1220] RBP: 00007ffd83008d40 R08: 0000000000000000 R09: 0000000000000000 [ 55.300267][ T1220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.300622][ T1220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd830094b0 | [ 55.303441][ T1220] ------------[ cut here ]------------ | [ 55.303676][ T1220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1220 | [ 55.304100][ T1220] Modules linked in: ip6_gre ip_gre gre | [ 55.304782][ T1220] Tainted: [W]=WARN [ 55.304945][ T1220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.305245][ T1220] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.305535][ T1220] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.306328][ T1220] RSP: 0018:ffa00000011af1b0 EFLAGS: 00010286 [ 55.306621][ T1220] RAX: 00000000ffffffa6 RBX: ff1100000eed8740 RCX: 1ff4000000235dfc [ 55.306944][ T1220] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed87fc [ 55.307266][ T1220] RBP: ff1100000ec71000 R08: 1fe2200001ddb101 R09: ff1100000ea5d180 [ 55.307645][ T1220] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 55.307973][ T1220] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 55.308298][ T1220] FS: 00007f323c1f8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 55.308724][ T1220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.308941][ T1220] CR2: 00007f323c56d040 CR3: 000000000c969001 CR4: 0000000000771ef0 [ 55.309176][ T1220] PKRU: 55555554 [ 55.309337][ T1220] Call Trace: [ 55.309507][ T1220] [ 55.309625][ T1220] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.309848][ T1220] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.310060][ T1220] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.310222][ T1220] __dev_notify_flags (net/core/dev.c:9787) [ 55.310451][ T1220] ? netdev_update_features (net/core/dev.c:11098) [ 55.310677][ T1220] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 55.310941][ T1220] ? netif_change_name (net/core/dev.c:1495) [ 55.311152][ T1220] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 55.311379][ T1220] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 55.311608][ T1220] ? register_vlan_dev (net/8021q/vlan.c:196) [ 55.311830][ T1220] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 55.312044][ T1220] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 55.312260][ T1220] ? nla_strscpy (lib/nlattr.c:795) [ 55.312494][ T1220] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 55.312715][ T1220] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 55.312929][ T1220] ? __dev_get_by_name (net/core/dev.c:883) [ 55.313146][ T1220] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 55.313388][ T1220] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 55.313619][ T1220] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.313835][ T1220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.314053][ T1220] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.314273][ T1220] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.314496][ T1220] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.314911][ T1220] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.315134][ T1220] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.315358][ T1220] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.315576][ T1220] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.315802][ T1220] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.316023][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.316402][ T1220] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.316678][ T1220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.316903][ T1220] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.317146][ T1220] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.317527][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.317755][ T1220] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.317982][ T1220] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.318206][ T1220] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.318433][ T1220] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.318659][ T1220] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.318881][ T1220] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.319103][ T1220] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.319480][ T1220] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.319712][ T1220] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.319932][ T1220] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.320158][ T1220] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.320394][ T1220] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.320672][ T1220] ? move_addr_to_kernel (net/socket.c:258) [ 55.320886][ T1220] ___sys_sendmsg (net/socket.c:2752) [ 55.321096][ T1220] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.321503][ T1220] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.321740][ T1220] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 55.321966][ T1220] __sys_sendmsg (net/socket.c:2784) [ 55.322183][ T1220] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.322585][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.322809][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.323014][ T1220] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.323234][ T1220] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.323454][ T1220] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.323673][ T1220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.323946][ T1220] RIP: 0033:0x7f323c43208e [ 55.324177][ T1220] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.325129][ T1220] RSP: 002b:00007ffd83008d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.325630][ T1220] RAX: ffffffffffffffda RBX: 00007ffd830094f0 RCX: 00007f323c43208e [ 55.325944][ T1220] RDX: 0000000000000000 RSI: 00007ffd83008de0 RDI: 0000000000000005 [ 55.326263][ T1220] RBP: 00007ffd83008d40 R08: 0000000000000000 R09: 0000000000000000 [ 55.326614][ T1220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.326941][ T1220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd830094b0 | [ 55.378068][ T1221] ------------[ cut here ]------------ | [ 55.378241][ T1221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1221 | [ 55.378713][ T1221] Modules linked in: ip6_gre ip_gre gre | [ 55.379153][ T1221] Tainted: [W]=WARN [ 55.379264][ T1221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.379451][ T1221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.379668][ T1221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.380170][ T1221] RSP: 0018:ffa00000011bf090 EFLAGS: 00010286 [ 55.380353][ T1221] RAX: 00000000ffffffa6 RBX: ff1100000b74e3c0 RCX: 1ff4000000237dd8 [ 55.380565][ T1221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e47c [ 55.380785][ T1221] RBP: ff1100000fb19000 R08: 1fe22000016e9c91 R09: ff1100000b85d180 [ 55.380996][ T1221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 55.381210][ T1221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 55.381431][ T1221] FS: 00007f4a836b5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.381695][ T1221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.381873][ T1221] CR2: 00007f4a838ae460 CR3: 000000000c969003 CR4: 0000000000771ef0 [ 55.382091][ T1221] PKRU: 55555554 [ 55.382197][ T1221] Call Trace: [ 55.382303][ T1221] [ 55.382383][ T1221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.382529][ T1221] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 55.382682][ T1221] notifier_call_chain (kernel/notifier.c:85) [ 55.382828][ T1221] __netdev_upper_dev_link (net/core/dev.c:8931) [ 55.382982][ T1221] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 55.383125][ T1221] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 55.383267][ T1221] netdev_upper_dev_link (net/core/dev.c:8972) [ 55.383415][ T1221] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 55.383564][ T1221] register_vlan_dev (net/8021q/vlan.c:183) [ 55.383718][ T1221] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 55.383861][ T1221] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 55.384002][ T1221] ? nla_strscpy (lib/nlattr.c:795) [ 55.384144][ T1221] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 55.384288][ T1221] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 55.384433][ T1221] ? __dev_get_by_name (net/core/dev.c:883) [ 55.384582][ T1221] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 55.384741][ T1221] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 55.384889][ T1221] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.385033][ T1221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.385174][ T1221] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.385315][ T1221] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.385468][ T1221] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.385620][ T1221] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.385766][ T1221] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.385910][ T1221] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.386051][ T1221] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.386195][ T1221] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.386337][ T1221] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.386489][ T1221] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.386642][ T1221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.386786][ T1221] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.386928][ T1221] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.387091][ T1221] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.387242][ T1221] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.387395][ T1221] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.387538][ T1221] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.387717][ T1221] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.387861][ T1221] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.388002][ T1221] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.388146][ T1221] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.388289][ T1221] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.388437][ T1221] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.388589][ T1221] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.388742][ T1221] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.388883][ T1221] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.389058][ T1221] ? move_addr_to_kernel (net/socket.c:258) [ 55.389205][ T1221] ___sys_sendmsg (net/socket.c:2752) [ 55.389354][ T1221] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.389497][ T1221] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.389658][ T1221] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 55.389803][ T1221] __sys_sendmsg (net/socket.c:2784) [ 55.389946][ T1221] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.390092][ T1221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.390234][ T1221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.390383][ T1221] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.390529][ T1221] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.390682][ T1221] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.390824][ T1221] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.391003][ T1221] RIP: 0033:0x7f4a838ef08e [ 55.391152][ T1221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.391681][ T1221] RSP: 002b:00007ffc12ca28d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.391894][ T1221] RAX: ffffffffffffffda RBX: 00007ffc12ca3090 RCX: 00007f4a838ef08e [ 55.392105][ T1221] RDX: 0000000000000000 RSI: 00007ffc12ca2980 RDI: 0000000000000005 [ 55.392324][ T1221] RBP: 00007ffc12ca28e0 R08: 0000000000000000 R09: 0000000000000000 [ 55.392541][ T1221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.392763][ T1221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc12ca3050 | [ 55.394460][ T1221] ------------[ cut here ]------------ | [ 55.394605][ T1221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1221 | [ 55.394877][ T1221] Modules linked in: ip6_gre ip_gre gre | [ 55.395299][ T1221] Tainted: [W]=WARN [ 55.395410][ T1221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.395588][ T1221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.395775][ T1221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.396264][ T1221] RSP: 0018:ffa00000011bf1b0 EFLAGS: 00010286 [ 55.396448][ T1221] RAX: 00000000ffffffa6 RBX: ff1100000b74e200 RCX: 1ff4000000237dfc [ 55.396668][ T1221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e2bc [ 55.396883][ T1221] RBP: ff1100000fa09000 R08: 1fe22000016e9c59 R09: ff1100000b85d180 [ 55.397090][ T1221] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 55.397297][ T1221] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 55.397515][ T1221] FS: 00007f4a836b5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.397768][ T1221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.397940][ T1221] CR2: 00007f4a838ae460 CR3: 000000000c969003 CR4: 0000000000771ef0 [ 55.398147][ T1221] PKRU: 55555554 [ 55.398250][ T1221] Call Trace: [ 55.398361][ T1221] [ 55.398433][ T1221] ? register_vlan_dev (net/8021q/vlan.c:188) [ 55.398574][ T1221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.398726][ T1221] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.398865][ T1221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.398970][ T1221] __dev_notify_flags (net/core/dev.c:9787) [ 55.399107][ T1221] ? netdev_update_features (net/core/dev.c:11098) [ 55.399247][ T1221] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 55.399428][ T1221] ? netif_change_name (net/core/dev.c:1495) [ 55.399566][ T1221] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 55.399715][ T1221] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 55.399854][ T1221] ? register_vlan_dev (net/8021q/vlan.c:196) [ 55.399991][ T1221] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 55.400129][ T1221] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 55.400267][ T1221] ? nla_strscpy (lib/nlattr.c:795) [ 55.400416][ T1221] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 55.400559][ T1221] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 55.400707][ T1221] ? __dev_get_by_name (net/core/dev.c:883) [ 55.400845][ T1221] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 55.400989][ T1221] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 55.401131][ T1221] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.401272][ T1221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.401418][ T1221] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.401558][ T1221] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.401704][ T1221] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.401842][ T1221] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.401982][ T1221] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.402122][ T1221] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.402259][ T1221] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.402399][ T1221] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.402540][ T1221] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.402688][ T1221] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.402828][ T1221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.402970][ T1221] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.403107][ T1221] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.403246][ T1221] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.403391][ T1221] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.403539][ T1221] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.403689][ T1221] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.403829][ T1221] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.403968][ T1221] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.404105][ T1221] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.404243][ T1221] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.404388][ T1221] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.404531][ T1221] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.404683][ T1221] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.404819][ T1221] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.404955][ T1221] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.405124][ T1221] ? move_addr_to_kernel (net/socket.c:258) [ 55.405265][ T1221] ___sys_sendmsg (net/socket.c:2752) [ 55.405405][ T1221] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.405546][ T1221] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.405705][ T1221] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 55.405845][ T1221] __sys_sendmsg (net/socket.c:2784) [ 55.405984][ T1221] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.406126][ T1221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.406263][ T1221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.406409][ T1221] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.406551][ T1221] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.406791][ T1221] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.406932][ T1221] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.407101][ T1221] RIP: 0033:0x7f4a838ef08e [ 55.407351][ T1221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.407849][ T1221] RSP: 002b:00007ffc12ca28d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.408154][ T1221] RAX: ffffffffffffffda RBX: 00007ffc12ca3090 RCX: 00007f4a838ef08e [ 55.408362][ T1221] RDX: 0000000000000000 RSI: 00007ffc12ca2980 RDI: 0000000000000005 [ 55.408675][ T1221] RBP: 00007ffc12ca28e0 R08: 0000000000000000 R09: 0000000000000000 [ 55.408880][ T1221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.409087][ T1221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc12ca3050 | [ 55.438205][ T1222] ------------[ cut here ]------------ | [ 55.438747][ T1222] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1222 | [ 55.439058][ T1222] Modules linked in: ip6_gre ip_gre gre | [ 55.439581][ T1222] Tainted: [W]=WARN [ 55.439750][ T1222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.439965][ T1222] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.440201][ T1222] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.440761][ T1222] RSP: 0018:ffa00000011cf020 EFLAGS: 00010286 [ 55.440979][ T1222] RAX: 00000000ffffffa6 RBX: ff1100000b74f1c0 RCX: 1ff4000000239dca [ 55.441225][ T1222] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f27c [ 55.441486][ T1222] RBP: ff1100000ec71000 R08: 1fe22000016e9e51 R09: ff11000009742e58 [ 55.441755][ T1222] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 55.442003][ T1222] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 55.442251][ T1222] FS: 00007f7a4344c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 55.442548][ T1222] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.442788][ T1222] CR2: 000000001f350988 CR3: 000000000a154005 CR4: 0000000000771ef0 [ 55.443041][ T1222] PKRU: 55555554 [ 55.443192][ T1222] Call Trace: [ 55.443342][ T1222] [ 55.443478][ T1222] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.443684][ T1222] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.443840][ T1222] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 55.444047][ T1222] __dev_notify_flags (net/core/dev.c:9787) [ 55.444243][ T1222] ? netif_change_name (net/core/dev.c:1495) [ 55.444444][ T1222] ? __dev_change_flags (net/core/dev.c:9752) [ 55.444648][ T1222] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 55.444840][ T1222] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.445030][ T1222] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 55.445219][ T1222] netif_change_flags (net/core/dev.c:9820) [ 55.445424][ T1222] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 55.445622][ T1222] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 55.445814][ T1222] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 55.446001][ T1222] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 55.446221][ T1222] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.446419][ T1222] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.446614][ T1222] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 55.446808][ T1222] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.446995][ T1222] ? __kernel_text_address (kernel/extable.c:79) [ 55.447181][ T1222] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.447382][ T1222] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.447569][ T1222] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.447777][ T1222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.447963][ T1222] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.448149][ T1222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.448336][ T1222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.448537][ T1222] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 55.448754][ T1222] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 55.448945][ T1222] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 55.449132][ T1222] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.449320][ T1222] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 55.449524][ T1222] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 55.449735][ T1222] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.449925][ T1222] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.450109][ T1222] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.450297][ T1222] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.450497][ T1222] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.450707][ T1222] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.450901][ T1222] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.451088][ T1222] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.451275][ T1222] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.451471][ T1222] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.451678][ T1222] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.451865][ T1222] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.452051][ T1222] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.452236][ T1222] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.452436][ T1222] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.452646][ T1222] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.452835][ T1222] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.453023][ T1222] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.453209][ T1222] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.453409][ T1222] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.453614][ T1222] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.453803][ T1222] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.453994][ T1222] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.454181][ T1222] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.454380][ T1222] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.454569][ T1222] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.454776][ T1222] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.454963][ T1222] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.455150][ T1222] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.455335][ T1222] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.455536][ T1222] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.455778][ T1222] ? move_addr_to_kernel (net/socket.c:258) [ 55.455967][ T1222] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.456151][ T1222] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.456339][ T1222] ___sys_sendmsg (net/socket.c:2752) [ 55.456538][ T1222] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 55.456785][ T1222] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.456989][ T1222] __sys_sendmsg (net/socket.c:2784) [ 55.457174][ T1222] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.457370][ T1222] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 55.457602][ T1222] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 55.457793][ T1222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.457979][ T1222] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.458164][ T1222] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.458365][ T1222] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.458552][ T1222] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.458786][ T1222] RIP: 0033:0x7f7a4368608e [ 55.458979][ T1222] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.459519][ T1222] RSP: 002b:00007ffe64593fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.459794][ T1222] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7a4368608e [ 55.460044][ T1222] RDX: 0000000000000000 RSI: 00007ffe64594080 RDI: 0000000000000005 [ 55.460293][ T1222] RBP: 00007ffe64593fe0 R08: 0000000000000000 R09: 0000000000000000 [ 55.460560][ T1222] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.460829][ T1222] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe64594750 | [ 55.505746][ T1223] ------------[ cut here ]------------ | [ 55.505899][ T1223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1223 | [ 55.506162][ T1223] Modules linked in: ip6_gre ip_gre gre | [ 55.506807][ T1223] Tainted: [W]=WARN [ 55.506923][ T1223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.507091][ T1223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.507261][ T1223] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.507743][ T1223] RSP: 0018:ffa00000011df020 EFLAGS: 00010286 [ 55.507910][ T1223] RAX: 00000000ffffffa6 RBX: ff1100000d7e3c40 RCX: 1ff400000023bdca [ 55.508104][ T1223] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3cfc [ 55.508299][ T1223] RBP: ff1100000fa09000 R08: 1fe2200001afc7a1 R09: ff1100000eb98b58 [ 55.508502][ T1223] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 55.508708][ T1223] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 55.508906][ T1223] FS: 00007f7bc85e1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.509133][ T1223] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.509297][ T1223] CR2: 00007f7bc88b11a0 CR3: 000000000d97f006 CR4: 0000000000771ef0 [ 55.509498][ T1223] PKRU: 55555554 [ 55.509603][ T1223] Call Trace: [ 55.509702][ T1223] [ 55.509769][ T1223] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 55.509902][ T1223] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.510035][ T1223] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.510136][ T1223] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 55.510269][ T1223] __dev_notify_flags (net/core/dev.c:9787) [ 55.510407][ T1223] ? netif_change_name (net/core/dev.c:1495) [ 55.510539][ T1223] ? __dev_change_flags (net/core/dev.c:9752) [ 55.510683][ T1223] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 55.510813][ T1223] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.510944][ T1223] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 55.511078][ T1223] netif_change_flags (net/core/dev.c:9820) [ 55.511209][ T1223] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 55.511341][ T1223] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 55.511482][ T1223] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 55.511628][ T1223] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 55.511791][ T1223] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.511928][ T1223] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.512118][ T1223] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 55.512317][ T1223] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.512535][ T1223] ? __kernel_text_address (kernel/extable.c:79) [ 55.512741][ T1223] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.512953][ T1223] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.513159][ T1223] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.513376][ T1223] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.513587][ T1223] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.513802][ T1223] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.514011][ T1223] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.514219][ T1223] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 55.514441][ T1223] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 55.514660][ T1223] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 55.514862][ T1223] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 55.515067][ T1223] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 55.515237][ T1223] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 55.515462][ T1223] rtnl_newlink (net/core/rtnetlink.c:4150) [ 55.515678][ T1223] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.515855][ T1223] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.516036][ T1223] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.516216][ T1223] ? mark_usage (kernel/locking/lockdep.c:4674) [ 55.516410][ T1223] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.516623][ T1223] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.516828][ T1223] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.517033][ T1223] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.517240][ T1223] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.517460][ T1223] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 55.517679][ T1223] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 55.517889][ T1223] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.518098][ T1223] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.518307][ T1223] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.518534][ T1223] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.518749][ T1223] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 55.518959][ T1223] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 55.519168][ T1223] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.519384][ T1223] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.519562][ T1223] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.519758][ T1223] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.519892][ T1223] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.520027][ T1223] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.520165][ T1223] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 55.520303][ T1223] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 55.520442][ T1223] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.520578][ T1223] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 55.520746][ T1223] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 55.520879][ T1223] ? copy_msghdr_from_user (net/socket.c:2635) [ 55.521010][ T1223] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 55.521173][ T1223] ? move_addr_to_kernel (net/socket.c:258) [ 55.521306][ T1223] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 55.521445][ T1223] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 55.521579][ T1223] ___sys_sendmsg (net/socket.c:2752) [ 55.521729][ T1223] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 55.521893][ T1223] ? copy_msghdr_from_user (net/socket.c:2603) [ 55.522042][ T1223] __sys_sendmsg (net/socket.c:2784) [ 55.522174][ T1223] ? __sys_sendmsg_sock (net/socket.c:2765) [ 55.522304][ T1223] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 55.522479][ T1223] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 55.522638][ T1223] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.522775][ T1223] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 55.522906][ T1223] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 55.523039][ T1223] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 55.523169][ T1223] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.523336][ T1223] RIP: 0033:0x7f7bc881b08e [ 55.523480][ T1223] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.523965][ T1223] RSP: 002b:00007ffc59b6b6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.524165][ T1223] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7bc881b08e [ 55.524370][ T1223] RDX: 0000000000000000 RSI: 00007ffc59b6b790 RDI: 0000000000000005 [ 55.524569][ T1223] RBP: 00007ffc59b6b6f0 R08: 0000000000000000 R09: 0000000000000000 [ 55.524784][ T1223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfe9 [ 55.524979][ T1223] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc59b6be60 | [ 55.733569][ T12] ------------[ cut here ]------------ | [ 55.733823][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 55.734211][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.734932][ T12] Tainted: [W]=WARN [ 55.735086][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.735343][ T12] Workqueue: netns cleanup_net [ 55.735557][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.735863][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.736585][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 55.736836][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1871c0 RCX: 1ff4000000018ec7 [ 55.737119][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18727c [ 55.737415][ T12] RBP: ff1100000ed9c000 R08: 1fe2200001430e51 R09: ff11000001aed1d0 [ 55.737741][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 55.738037][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 55.738330][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 55.738691][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.738938][ T12] CR2: 0000560e7a3140a8 CR3: 0000000009749004 CR4: 0000000000771ef0 [ 55.739242][ T12] PKRU: 55555554 [ 55.739402][ T12] Call Trace: [ 55.739549][ T12] [ 55.739663][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 55.739864][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 55.740014][ T12] netif_close_many (net/core/dev.c:1804) [ 55.740210][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 55.740414][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 55.740663][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 55.740907][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 55.741116][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.741362][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.741558][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.741762][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.741959][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.742178][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.742385][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.742580][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.742786][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.742975][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.743191][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.743394][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.743589][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.743795][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.744005][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.744210][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.744421][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.744623][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.744827][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.745040][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.745232][ T12] kthread (kernel/kthread.c:436) [ 55.745386][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.745636][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.745840][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.746033][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.746273][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.746493][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.746693][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.750315][ T12] ------------[ cut here ]------------ | [ 55.750522][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 55.750927][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.751556][ T12] Tainted: [W]=WARN [ 55.751706][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.751941][ T12] Workqueue: netns cleanup_net [ 55.752142][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.752398][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.753104][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.753347][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186200 RCX: 1ff4000000018eed [ 55.753635][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1862bc [ 55.753919][ T12] RBP: ff11000009bb9000 R08: 1fe2200001430c59 R09: ff11000001aed1d0 [ 55.754193][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 55.754509][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.754798][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 55.755120][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.755361][ T12] CR2: 0000560e7a3140a8 CR3: 0000000009749004 CR4: 0000000000771ef0 [ 55.755653][ T12] PKRU: 55555554 [ 55.755817][ T12] Call Trace: [ 55.755962][ T12] [ 55.756060][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.756300][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.756560][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.756749][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.756935][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.757114][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.757300][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.757500][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.757701][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.757888][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.758074][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.758258][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.758458][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.758658][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.758862][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.759051][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.759248][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.759452][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.759655][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.759855][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.760037][ T12] kthread (kernel/kthread.c:436) [ 55.760179][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.760418][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.760624][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.760809][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.761052][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.761240][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.761431][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.768516][ T12] ------------[ cut here ]------------ | [ 55.768702][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 55.768988][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.770038][ T12] Tainted: [W]=WARN [ 55.770189][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.770432][ T12] Workqueue: netns cleanup_net [ 55.770647][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.770870][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.771372][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.771581][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f1c0 RCX: 1ff4000000018eed [ 55.771835][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f27c [ 55.772072][ T12] RBP: ff1100000ed9c000 R08: 1fe2200001f65e51 R09: ff11000001aed1d0 [ 55.772303][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 55.772556][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.772803][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 55.773068][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.773274][ T12] CR2: 0000555846c12000 CR3: 000000000e9a9001 CR4: 0000000000771ef0 [ 55.773562][ T12] PKRU: 55555554 [ 55.773723][ T12] Call Trace: [ 55.773865][ T12] [ 55.773980][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.774187][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.774400][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.774582][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.774775][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.774947][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.775120][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.775295][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.775504][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.775834][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.776025][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.776198][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.776386][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.776605][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.776807][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.776981][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.777174][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.777853][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.778238][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.778430][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.778621][ T12] kthread (kernel/kthread.c:436) [ 55.778773][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.778976][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.779151][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.779329][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.779564][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.779764][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.779941][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.782839][ T12] ------------[ cut here ]------------ | [ 55.783027][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 55.783330][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.784026][ T12] Tainted: [W]=WARN [ 55.784170][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.784384][ T12] Workqueue: netns cleanup_net [ 55.784567][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.784805][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.785289][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.785513][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f8c0 RCX: 1ff4000000018eed [ 55.785763][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f97c [ 55.785991][ T12] RBP: ff1100000a864000 R08: 1fe2200001f65f31 R09: ff11000001aed1d0 [ 55.786220][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 55.786481][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.786734][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 55.787015][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.787218][ T12] CR2: 0000555846c12000 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 55.787462][ T12] PKRU: 55555554 [ 55.787611][ T12] Call Trace: [ 55.787772][ T12] [ 55.787886][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.788094][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.788293][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.788482][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.788687][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.788870][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.789044][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.789219][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.789412][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.789585][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.789781][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.789957][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.790127][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.790304][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.790491][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.790686][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.790866][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.791055][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.791234][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.791437][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.791624][ T12] kthread (kernel/kthread.c:436) [ 55.791784][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.791988][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.792164][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.792338][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.792557][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.792746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.792921][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.796037][ T12] ------------[ cut here ]------------ | [ 55.796205][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 55.796895][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.797507][ T12] Tainted: [W]=WARN [ 55.797716][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.797962][ T12] Workqueue: netns cleanup_net [ 55.798186][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.798460][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.799019][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.799269][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e580 RCX: 1ff4000000018eed [ 55.799560][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e63c [ 55.799847][ T12] RBP: ff1100000a32c000 R08: 1fe2200001f65cc9 R09: ff11000001aed1d0 [ 55.800131][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 55.800418][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.800716][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 55.801035][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.801280][ T12] CR2: 0000555846c12000 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 55.801567][ T12] PKRU: 55555554 [ 55.801780][ T12] Call Trace: [ 55.801966][ T12] [ 55.802124][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.802391][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.802654][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.802873][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.803094][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.803313][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.803546][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.803786][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.804006][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.804226][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.804526][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.804832][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.805110][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.805390][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.805679][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.805950][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.806219][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.806402][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.806589][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.806781][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.806952][ T12] kthread (kernel/kthread.c:436) [ 55.807094][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.807296][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.807483][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.807675][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.807880][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.808052][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.808224][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.810867][ T12] ------------[ cut here ]------------ | [ 55.811021][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 55.811262][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.812224][ T12] Tainted: [W]=WARN [ 55.812341][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.812548][ T12] Workqueue: netns cleanup_net [ 55.812685][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.812841][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.813276][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.813480][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e200 RCX: 1ff4000000018eed [ 55.813680][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e2bc [ 55.813861][ T12] RBP: ff11000008c9c000 R08: 1fe2200001f65c59 R09: ff11000001aed1d0 [ 55.814039][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 55.814218][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.814410][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 55.814637][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.814788][ T12] CR2: 00007f36a487c040 CR3: 00000000126bc004 CR4: 0000000000771ef0 [ 55.814969][ T12] PKRU: 55555554 [ 55.815060][ T12] Call Trace: [ 55.815149][ T12] [ 55.815214][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.815377][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.815529][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.815659][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.815780][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.815900][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.816021][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.816144][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.816268][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.816391][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.816515][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.816644][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.816764][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.816886][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.817008][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.817133][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.817268][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.817397][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.817538][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.817675][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.817797][ T12] kthread (kernel/kthread.c:436) [ 55.817887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.818042][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.818164][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.818286][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.818442][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.818567][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.818705][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.821038][ T12] ------------[ cut here ]------------ | [ 55.821160][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 55.821863][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.822508][ T12] Tainted: [W]=WARN [ 55.822617][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.822777][ T12] Workqueue: netns cleanup_net [ 55.822904][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.823062][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.823562][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.823723][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabd380 RCX: 1ff4000000018eed [ 55.823903][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabd43c [ 55.824079][ T12] RBP: ff1100000f88c000 R08: 1fe2200001557a89 R09: ff11000001aed1d0 [ 55.824257][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 55.824493][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.824684][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 55.824895][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.825046][ T12] CR2: 00007f36a487c040 CR3: 00000000126bc004 CR4: 0000000000771ef0 [ 55.825225][ T12] PKRU: 55555554 [ 55.825319][ T12] Call Trace: [ 55.825468][ T12] [ 55.825533][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.825698][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.825846][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.825969][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.826092][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.826211][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.826333][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.826510][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.826644][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.826764][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.826886][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.827007][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.827126][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.827247][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.827417][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.827542][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.827674][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.827795][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.827920][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.828043][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.828161][ T12] kthread (kernel/kthread.c:436) [ 55.828251][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.828456][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.828578][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.828708][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.828858][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.828978][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.829099][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.838549][ T12] ------------[ cut here ]------------ | [ 55.838719][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 55.838961][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.839371][ T12] Tainted: [W]=WARN [ 55.839469][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.839629][ T12] Workqueue: netns cleanup_net [ 55.839755][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.839916][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.840390][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.840542][ T12] RAX: 00000000ffffffa6 RBX: ff1100000aabda80 RCX: 1ff4000000018eed [ 55.840750][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabdb3c [ 55.840927][ T12] RBP: ff11000005041000 R08: 1fe2200001557b69 R09: ff11000001aed1d0 [ 55.841111][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 55.841290][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.841479][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.841705][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.841857][ T12] CR2: 00007f50d37b04e0 CR3: 0000000009c35004 CR4: 0000000000771ef0 [ 55.842041][ T12] PKRU: 55555554 [ 55.842135][ T12] Call Trace: [ 55.842224][ T12] [ 55.842288][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.842457][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.842627][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.842758][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.842879][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.842998][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.843118][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.843239][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.843371][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.843492][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.843633][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.843757][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.843880][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.844000][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.844124][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.844247][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.844379][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.844500][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.844636][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.844762][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.844881][ T12] kthread (kernel/kthread.c:436) [ 55.844973][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.845120][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.845239][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.845364][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.845519][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.845651][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.845771][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.848106][ T12] ------------[ cut here ]------------ | [ 55.848235][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 55.848476][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.848881][ T12] Tainted: [W]=WARN [ 55.848975][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.849125][ T12] Workqueue: netns cleanup_net [ 55.849254][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.849417][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.849862][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.850014][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b380 RCX: 1ff4000000018eed [ 55.850198][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b43c [ 55.850385][ T12] RBP: ff1100000e019000 R08: 1fe22000004f1689 R09: ff11000001aed1d0 [ 55.850566][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 55.850791][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.850971][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.851185][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.851334][ T12] CR2: 00007f50d37b04e0 CR3: 0000000009c35004 CR4: 0000000000771ef0 [ 55.851527][ T12] PKRU: 55555554 [ 55.851627][ T12] Call Trace: [ 55.851716][ T12] [ 55.851779][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.851930][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.852077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.852196][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.852316][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.852442][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.852569][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.852729][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.852853][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.852971][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.853096][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.853216][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.853339][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.853467][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.853595][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.853723][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.853846][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.853964][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.854088][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.854214][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.854337][ T12] kthread (kernel/kthread.c:436) [ 55.854432][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.854589][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.854714][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.854851][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.855000][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.855119][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.855241][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.857337][ T12] ------------[ cut here ]------------ | [ 55.857463][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 55.857735][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.858152][ T12] Tainted: [W]=WARN [ 55.858272][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.858426][ T12] Workqueue: netns cleanup_net [ 55.858553][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.858737][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.859171][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.859322][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2131c0 RCX: 1ff4000000018eed [ 55.859510][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21327c [ 55.859700][ T12] RBP: ff1100000efb1000 R08: 1fe2200001442651 R09: ff11000001aed1d0 [ 55.859888][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 55.860066][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.860245][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.860460][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.860706][ T12] CR2: 00007f50d37b04e0 CR3: 0000000009c35004 CR4: 0000000000771ef0 [ 55.860897][ T12] PKRU: 55555554 [ 55.860985][ T12] Call Trace: [ 55.861077][ T12] [ 55.861142][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.861296][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.861450][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.861571][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.861707][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.861829][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.861961][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.862083][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.862214][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.862336][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.862467][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.862592][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.862721][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.862846][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.862965][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.863089][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.863232][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.863358][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.863484][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.863618][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.863738][ T12] kthread (kernel/kthread.c:436) [ 55.863831][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.863982][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.864101][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.864220][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.864876][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.864997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.865130][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.875928][ T12] ------------[ cut here ]------------ | [ 55.876107][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 55.876342][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.877181][ T12] Tainted: [W]=WARN [ 55.877274][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.877476][ T12] Workqueue: netns cleanup_net [ 55.877633][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.877790][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.878221][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 55.878420][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2138c0 RCX: 1ff4000000018eed [ 55.878628][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21397c [ 55.878807][ T12] RBP: ff1100000d6e9000 R08: 1fe2200001442731 R09: ff11000001aed1d0 [ 55.879031][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 55.879208][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.879433][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 55.879664][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.879812][ T12] CR2: 00007f50d37b04e0 CR3: 0000000009c35004 CR4: 0000000000771ef0 [ 55.879998][ T12] PKRU: 55555554 [ 55.880086][ T12] Call Trace: [ 55.880175][ T12] [ 55.880236][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.880436][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.880590][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 55.880720][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 55.880857][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.880975][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 55.881094][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.881211][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 55.881337][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.881504][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.881634][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.881758][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.881878][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.881998][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.882115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.882236][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.882410][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.882531][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.882664][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.882789][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.882906][ T12] kthread (kernel/kthread.c:436) [ 55.882996][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.883142][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.883261][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.883429][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.883584][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.883711][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.883832][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.904522][ T12] ------------[ cut here ]------------ | [ 55.904740][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 55.904996][ T12] Modules linked in: ip6_gre ip_gre gre | [ 55.905464][ T12] Tainted: [W]=WARN [ 55.905556][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.905735][ T12] Workqueue: netns cleanup_net [ 55.905859][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 55.906014][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 55.906494][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 55.906765][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780580 RCX: 1ff4000000018ed5 [ 55.906941][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078063c [ 55.907144][ T12] RBP: ff1100000fd69000 R08: 1fe22000020f00c9 R09: ff11000001aed1d0 [ 55.907323][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 55.907552][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 55.907741][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 55.907951][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.908101][ T12] CR2: 00007f36a487c040 CR3: 00000000126bc004 CR4: 0000000000771ef0 [ 55.908288][ T12] PKRU: 55555554 [ 55.908435][ T12] Call Trace: [ 55.908553][ T12] [ 55.908630][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 55.908784][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 55.908946][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 55.909068][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 55.909247][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 55.909499][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 55.909707][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 55.909891][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 55.910029][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 55.910217][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 55.910481][ T12] cleanup_net (net/core/net_namespace.c:702) [ 55.910643][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.910781][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 55.910902][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 55.911021][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 55.911145][ T12] process_one_work (kernel/workqueue.c:3314) [ 55.911293][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 55.911568][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 55.911831][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 55.912011][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 55.912187][ T12] kthread (kernel/kthread.c:436) [ 55.912442][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.912666][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.912872][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.913022][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 55.913178][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.913513][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 55.913733][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.908323][ T12] ------------[ cut here ]------------ | [ 56.908509][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 56.908781][ T12] Modules linked in: ip6_gre ip_gre gre | [ 56.909236][ T12] Tainted: [W]=WARN [ 56.909336][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.909505][ T12] Workqueue: netns cleanup_net [ 56.909649][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 56.909817][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 56.910262][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 56.910430][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec740 RCX: 1ff4000000018ec7 [ 56.910631][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec7fc [ 56.910823][ T12] RBP: ff1100000fb19000 R08: 1fe2200001d3d901 R09: ff11000001aed1d0 [ 56.911012][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 56.911196][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 56.911392][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 56.911626][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.911785][ T12] CR2: 00007f081a124fb0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 56.911973][ T12] PKRU: 55555554 [ 56.912068][ T12] Call Trace: [ 56.912164][ T12] [ 56.912235][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 56.912370][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 56.912467][ T12] netif_close_many (net/core/dev.c:1804) [ 56.912598][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 56.912728][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 56.912884][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 56.913039][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 56.913171][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.913326][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 56.913463][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 56.913596][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.913728][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 56.913853][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 56.913978][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.914109][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 56.914239][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 56.914375][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 56.914505][ T12] cleanup_net (net/core/net_namespace.c:702) [ 56.914655][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 56.914780][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 56.914910][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 56.915038][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 56.915165][ T12] process_one_work (kernel/workqueue.c:3314) [ 56.915300][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 56.915436][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.915573][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 56.915712][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 56.915836][ T12] kthread (kernel/kthread.c:436) [ 56.915930][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 56.916086][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.916213][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 56.916339][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 56.916503][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 56.916638][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.916762][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.918855][ T12] ------------[ cut here ]------------ | [ 56.919001][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 56.919252][ T12] Modules linked in: ip6_gre ip_gre gre | [ 56.919712][ T12] Tainted: [W]=WARN [ 56.919809][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.919970][ T12] Workqueue: netns cleanup_net [ 56.920106][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 56.920274][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 56.920752][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 56.920915][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ecc80 RCX: 1ff4000000018e80 [ 56.921105][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecd3c [ 56.921313][ T12] RBP: ff1100000fa09000 R08: 1fe2200001d3d9a9 R09: ff11000001aed1d0 [ 56.921514][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 56.921715][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 56.921919][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 56.922144][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.922305][ T12] CR2: 00007f081a124fb0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 56.922517][ T12] PKRU: 55555554 [ 56.922625][ T12] Call Trace: [ 56.922722][ T12] [ 56.922789][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 56.922920][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 56.923018][ T12] netif_close_many (net/core/dev.c:1804) [ 56.923148][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 56.923277][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.923415][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 56.923551][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 56.923693][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 56.923820][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 56.923947][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 56.924080][ T12] notifier_call_chain (kernel/notifier.c:85) [ 56.924213][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 56.924361][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 56.924491][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 56.924675][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 56.924839][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 56.924968][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.925128][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 56.925256][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 56.925393][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.925530][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 56.925669][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 56.925799][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.925929][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 56.926064][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 56.926191][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 56.926327][ T12] cleanup_net (net/core/net_namespace.c:702) [ 56.926463][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 56.926595][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 56.926731][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 56.926872][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 56.927003][ T12] process_one_work (kernel/workqueue.c:3314) [ 56.927136][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 56.927263][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.927405][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 56.927542][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 56.927682][ T12] kthread (kernel/kthread.c:436) [ 56.927780][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 56.927940][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.928072][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 56.928203][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 56.928367][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 56.928499][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.928637][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.931016][ T12] ------------[ cut here ]------------ | [ 56.931140][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 56.931389][ T12] Modules linked in: ip6_gre ip_gre gre | [ 56.931807][ T12] Tainted: [W]=WARN [ 56.931898][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.932048][ T12] Workqueue: netns cleanup_net [ 56.932187][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 56.932355][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 56.932798][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 56.932949][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba200 RCX: 1ff4000000018eed [ 56.933127][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba2bc [ 56.933321][ T12] RBP: ff1100000ebac000 R08: 1fe2200000af7459 R09: ff11000001aed1d0 [ 56.933509][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 56.933699][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 56.933878][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 56.934086][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.934237][ T12] CR2: 00007f081a124fb0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 56.934420][ T12] PKRU: 55555554 [ 56.934513][ T12] Call Trace: [ 56.934612][ T12] [ 56.934676][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 56.934838][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.935004][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 56.935127][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 56.935253][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 56.935378][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 56.935501][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.935632][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 56.935753][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 56.935870][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 56.935996][ T12] cleanup_net (net/core/net_namespace.c:702) [ 56.936117][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 56.936235][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 56.936382][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 56.936510][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 56.936644][ T12] process_one_work (kernel/workqueue.c:3314) [ 56.936770][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 56.936889][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.937013][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 56.937137][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 56.937255][ T12] kthread (kernel/kthread.c:436) [ 56.937344][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 56.937502][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.937631][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 56.937751][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 56.937910][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 56.938033][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.938152][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.944687][ T12] ------------[ cut here ]------------ | [ 56.944832][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 56.945089][ T12] Modules linked in: ip6_gre ip_gre gre | [ 56.945509][ T12] Tainted: [W]=WARN [ 56.945614][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.945768][ T12] Workqueue: netns cleanup_net [ 56.945899][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 56.946063][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 56.946512][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 56.946704][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde0580 RCX: 1ff4000000018e99 [ 56.946889][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde063c [ 56.947081][ T12] RBP: ff1100000fa09000 R08: 1fe22000017bc0c9 R09: ff11000001aed1d0 [ 56.947272][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 56.947488][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 56.947693][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 56.947913][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.948070][ T12] CR2: 00007f081a124fb0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 56.948255][ T12] PKRU: 55555554 [ 56.948354][ T12] Call Trace: [ 56.948449][ T12] [ 56.948515][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 56.948681][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.948838][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 56.948965][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 56.949094][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 56.949250][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 56.949456][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 56.949588][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 56.949717][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 56.949852][ T12] notifier_call_chain (kernel/notifier.c:85) [ 56.949981][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 56.950140][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.950305][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 56.950484][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 56.950624][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 56.950745][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 56.950868][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.950995][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 56.951119][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 56.951243][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 56.951425][ T12] cleanup_net (net/core/net_namespace.c:702) [ 56.951612][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 56.951738][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 56.951861][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 56.951984][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 56.952112][ T12] process_one_work (kernel/workqueue.c:3314) [ 56.952546][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 56.952684][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.952812][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 56.952941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 56.953066][ T12] kthread (kernel/kthread.c:436) [ 56.953159][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 56.953334][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.953514][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 56.953657][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 56.953815][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 56.953938][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.954061][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.957078][ T12] ------------[ cut here ]------------ | [ 56.957249][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 56.957584][ T12] Modules linked in: ip6_gre ip_gre gre | [ 56.958117][ T12] Tainted: [W]=WARN [ 56.958258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.958488][ T12] Workqueue: netns cleanup_net [ 56.958685][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 56.958892][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 56.959399][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 56.959628][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde1380 RCX: 1ff4000000018eed [ 56.959881][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde143c [ 56.960112][ T12] RBP: ff1100000fb19000 R08: 1fe22000017bc289 R09: ff11000001aed1d0 [ 56.960653][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 56.960885][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 56.961133][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 56.961402][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.961654][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 56.961884][ T12] PKRU: 55555554 [ 56.962024][ T12] Call Trace: [ 56.962176][ T12] [ 56.962290][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 56.962662][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.962870][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 56.963049][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 56.963233][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 56.963422][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 56.963613][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.963793][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 56.963976][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 56.964150][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 56.964335][ T12] cleanup_net (net/core/net_namespace.c:702) [ 56.964526][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 56.964719][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 56.964894][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 56.965067][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 56.965252][ T12] process_one_work (kernel/workqueue.c:3314) [ 56.965456][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 56.965648][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.965829][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 56.966009][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 56.966180][ T12] kthread (kernel/kthread.c:436) [ 56.966337][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 56.966556][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.966751][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 56.966926][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 56.967130][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 56.967301][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.967489][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.970536][ T12] ------------[ cut here ]------------ | [ 56.970715][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 56.970999][ T12] Modules linked in: ip6_gre ip_gre gre | [ 56.971532][ T12] Tainted: [W]=WARN [ 56.971696][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.971896][ T12] Workqueue: netns cleanup_net [ 56.972075][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 56.972297][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 56.972813][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 56.973019][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde18c0 RCX: 1ff4000000018eed [ 56.973267][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde197c [ 56.973512][ T12] RBP: ff11000010481000 R08: 1fe22000017bc331 R09: ff11000001aed1d0 [ 56.973764][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 56.974006][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 56.974238][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 56.974519][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.974743][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 56.974975][ T12] PKRU: 55555554 [ 56.975115][ T12] Call Trace: [ 56.975276][ T12] [ 56.975404][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 56.975627][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.975828][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 56.976005][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 56.976190][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 56.976375][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 56.976551][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.976769][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 56.976947][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 56.977117][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 56.977292][ T12] cleanup_net (net/core/net_namespace.c:702) [ 56.977492][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 56.977686][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 56.977951][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 56.978123][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 56.978295][ T12] process_one_work (kernel/workqueue.c:3314) [ 56.978486][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 56.978754][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.978940][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 56.979118][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 56.979288][ T12] kthread (kernel/kthread.c:436) [ 56.979445][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 56.979664][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.979838][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 56.980012][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 56.980378][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 56.980551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.980742][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.984165][ T12] ------------[ cut here ]------------ | [ 56.984338][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 56.984676][ T12] Modules linked in: ip6_gre ip_gre gre | [ 56.985208][ T12] Tainted: [W]=WARN [ 56.986153][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.986561][ T12] Workqueue: netns cleanup_net [ 56.986849][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 56.987126][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 56.987776][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 56.988030][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde1540 RCX: 1ff4000000018eed [ 56.988408][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde15fc [ 56.988707][ T12] RBP: ff1100000eb4c000 R08: 1fe22000017bc2c1 R09: ff11000001aed1d0 [ 56.989009][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 56.989297][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 56.989600][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 56.989953][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.990205][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 56.990570][ T12] PKRU: 55555554 [ 56.990774][ T12] Call Trace: [ 56.990966][ T12] [ 56.991130][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 56.991401][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 56.991666][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 56.991891][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 56.992119][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 56.992366][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 56.992593][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.992829][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 56.993052][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 56.993272][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 56.993555][ T12] cleanup_net (net/core/net_namespace.c:702) [ 56.993797][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 56.994017][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 56.994237][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 56.994455][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 56.994647][ T12] process_one_work (kernel/workqueue.c:3314) [ 56.994862][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 56.995075][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 56.995258][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 56.995485][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 56.995754][ T12] kthread (kernel/kthread.c:436) [ 56.995899][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 56.996099][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.996276][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 56.996464][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 56.996687][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 56.996861][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 56.997110][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.999795][ T12] ------------[ cut here ]------------ | [ 56.999975][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 57.000272][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.001525][ T12] Tainted: [W]=WARN [ 57.001783][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.002046][ T12] Workqueue: netns cleanup_net [ 57.002341][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.002674][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.003206][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 57.003474][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bde1c40 RCX: 1ff4000000018eed [ 57.003769][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde1cfc [ 57.004043][ T12] RBP: ff1100000ed59000 R08: 1fe22000017bc3a1 R09: ff11000001aed1d0 [ 57.004319][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.004634][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.004916][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.005221][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.005485][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 57.005796][ T12] PKRU: 55555554 [ 57.005987][ T12] Call Trace: [ 57.006171][ T12] [ 57.006331][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.006616][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.006867][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 57.007087][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 57.007320][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.007579][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 57.007824][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.008044][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 57.008267][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.008501][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.008739][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.008960][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.009211][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.009499][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.009782][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.010066][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.010434][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.010614][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.010809][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.010990][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.011166][ T12] kthread (kernel/kthread.c:436) [ 57.011307][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.011529][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.011720][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.011895][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.012108][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.012282][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.012473][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.017093][ T12] ------------[ cut here ]------------ | [ 57.017287][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 57.017593][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.018139][ T12] Tainted: [W]=WARN [ 57.018279][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.018491][ T12] Workqueue: netns cleanup_net [ 57.018685][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.018890][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.019382][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 57.019610][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eedbc40 RCX: 1ff4000000018eed [ 57.019857][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedbcfc [ 57.020087][ T12] RBP: ff1100000aa0c000 R08: 1fe2200001ddb7a1 R09: ff11000001aed1d0 [ 57.020315][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.020559][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.020806][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.021076][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.021275][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 57.021520][ T12] PKRU: 55555554 [ 57.021677][ T12] Call Trace: [ 57.021825][ T12] [ 57.021939][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.022143][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.022342][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 57.022531][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 57.022720][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.022908][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 57.023081][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.023256][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 57.023559][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.023863][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.024130][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.024415][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.024649][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.024868][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.025097][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.025315][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.025566][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.025798][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.026043][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.026267][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.026502][ T12] kthread (kernel/kthread.c:436) [ 57.026718][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.026971][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.027189][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.027423][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.027694][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.027918][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.028135][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.033905][ T12] ------------[ cut here ]------------ | [ 57.034131][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 57.034776][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.035503][ T12] Tainted: [W]=WARN [ 57.035612][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.035774][ T12] Workqueue: netns cleanup_net [ 57.035897][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.036051][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.036790][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 57.037058][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eedb000 RCX: 1ff4000000018eed [ 57.037385][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedb0bc [ 57.037674][ T12] RBP: ff110000129d9000 R08: 1fe2200001ddb619 R09: ff11000001aed1d0 [ 57.037942][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.038118][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.038294][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.038622][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.038878][ T12] CR2: 000055f6a15ced5c CR3: 0000000009749006 CR4: 0000000000771ef0 [ 57.039162][ T12] PKRU: 55555554 [ 57.039255][ T12] Call Trace: [ 57.039359][ T12] [ 57.039422][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.039621][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.039823][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 57.039943][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 57.040077][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.040196][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 57.040314][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.040446][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 57.040565][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.040716][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.040838][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.040954][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.041071][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.041192][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.041309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.041437][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.041561][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.041742][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.041878][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.042000][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.042116][ T12] kthread (kernel/kthread.c:436) [ 57.042205][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.042358][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.042704][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.042824][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.042971][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.043098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.043215][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.049037][ T12] ------------[ cut here ]------------ | [ 57.049240][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 57.051120][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.051611][ T12] Tainted: [W]=WARN [ 57.051723][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.051966][ T12] Workqueue: netns cleanup_net [ 57.052188][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.052566][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.053383][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 57.053621][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eeda900 RCX: 1ff4000000018eed [ 57.053864][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeda9bc [ 57.054183][ T12] RBP: ff1100000ec24000 R08: 1fe2200001ddb539 R09: ff11000001aed1d0 [ 57.054487][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.054763][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.055075][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.055503][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.055783][ T12] CR2: 000055f6a15ced5c CR3: 0000000009749006 CR4: 0000000000771ef0 [ 57.056015][ T12] PKRU: 55555554 [ 57.056190][ T12] Call Trace: [ 57.056490][ T12] [ 57.056621][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.056882][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.057135][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 57.057419][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 57.057545][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.057744][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 57.057960][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.058186][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 57.058325][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.058508][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.058653][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.058777][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.058897][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.059018][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.059165][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.059292][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.059468][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.059593][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.059729][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.059856][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.059975][ T12] kthread (kernel/kthread.c:436) [ 57.060064][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.060210][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.060335][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.060507][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.060677][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.060796][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.060913][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.063153][ T12] ------------[ cut here ]------------ | [ 57.063325][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 57.063672][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.064201][ T12] Tainted: [W]=WARN [ 57.064398][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.064635][ T12] Workqueue: netns cleanup_net [ 57.064817][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.065026][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.065536][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 57.065760][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eeda580 RCX: 1ff4000000018eed [ 57.065992][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeda63c [ 57.066254][ T12] RBP: ff1100000cebc000 R08: 1fe2200001ddb4c9 R09: ff11000001aed1d0 [ 57.066514][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.066767][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.067001][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.067262][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.067498][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 57.067834][ T12] PKRU: 55555554 [ 57.067976][ T12] Call Trace: [ 57.068119][ T12] [ 57.068233][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.068458][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.068678][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 57.068852][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 57.069033][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.069206][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 57.069396][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.069578][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 57.069771][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.069944][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.070127][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.070303][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.070495][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.070689][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.070862][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.071039][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.071217][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.071410][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.071597][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.071796][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.071968][ T12] kthread (kernel/kthread.c:436) [ 57.072111][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.072335][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.072526][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.072719][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.072921][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.073100][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.073274][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.075875][ T12] ------------[ cut here ]------------ | [ 57.076065][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 57.076399][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.076925][ T12] Tainted: [W]=WARN [ 57.077081][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.077291][ T12] Workqueue: netns cleanup_net [ 57.077494][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.077732][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.078228][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 57.078450][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd83700 RCX: 1ff4000000018eed [ 57.078724][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd837bc [ 57.078966][ T12] RBP: ff1100000ff84000 R08: 1fe22000017b06f9 R09: ff11000001aed1d0 [ 57.079219][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.079529][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.079801][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.080080][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.080283][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 57.080538][ T12] PKRU: 55555554 [ 57.080699][ T12] Call Trace: [ 57.080851][ T12] [ 57.080981][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.081194][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.081431][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 57.081618][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 57.081803][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.081990][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 57.082189][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.082379][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 57.082571][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.082786][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.082976][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.083149][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.083319][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.083506][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.083699][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.083875][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.084056][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.084232][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.084423][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.084624][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.084799][ T12] kthread (kernel/kthread.c:436) [ 57.084943][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.085142][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.085314][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.085506][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.085731][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.085905][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.086089][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.104053][ T12] ------------[ cut here ]------------ | [ 57.104252][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 57.104569][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.105888][ T12] Tainted: [W]=WARN [ 57.106088][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.106364][ T12] Workqueue: netns cleanup_net [ 57.106626][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.106962][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.107521][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 57.107801][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd838c0 RCX: 1ff4000000018eaf [ 57.108125][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8397c [ 57.108430][ T12] RBP: ff1100000b5b4000 R08: 1fe22000017b0731 R09: ff11000001aed1d0 [ 57.108741][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 57.109008][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3ec000 [ 57.109262][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.109550][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.109779][ T12] CR2: 00007f203f1292a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 57.110018][ T12] PKRU: 55555554 [ 57.110166][ T12] Call Trace: [ 57.110313][ T12] [ 57.110441][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.110639][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.110790][ T12] netif_close_many (net/core/dev.c:1804) [ 57.110970][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.111147][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.111326][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.111521][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 57.111717][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 57.111931][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 57.112142][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.112323][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.112548][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.112746][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.112923][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 57.113135][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 57.113317][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 57.113511][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.113709][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 57.113889][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 57.114069][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 57.114250][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.114442][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.114639][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.114821][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.114997][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.115179][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.115372][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.115555][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.115756][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.115934][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.116115][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.116296][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.116489][ T12] kthread (kernel/kthread.c:436) [ 57.116655][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.116865][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.117091][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.117274][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.117497][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.117699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.117878][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.121293][ T12] ------------[ cut here ]------------ | [ 57.121613][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 57.122014][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.122802][ T12] Tainted: [W]=WARN [ 57.122987][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.123249][ T12] Workqueue: netns cleanup_net [ 57.123484][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.123781][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.124570][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 57.124860][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82900 RCX: 1ff4000000018eaf [ 57.125190][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd829bc [ 57.125537][ T12] RBP: ff1100000a3ec000 R08: 1fe22000017b0539 R09: ff11000001aed1d0 [ 57.125869][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 57.126201][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 57.126467][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.126766][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.127034][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 57.127386][ T12] PKRU: 55555554 [ 57.127506][ T12] Call Trace: [ 57.127679][ T12] [ 57.127805][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.128027][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 57.128249][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.128443][ T12] netif_close_many (net/core/dev.c:1804) [ 57.128676][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.128903][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.129128][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.129367][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 57.129545][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 57.129750][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 57.129910][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.130036][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.130194][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.130320][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.130513][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 57.130694][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 57.130871][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 57.131057][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.131287][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 57.131560][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 57.131779][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 57.132002][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.132214][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.132548][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.132765][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.132891][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.133018][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.133142][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.133305][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.133537][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.133751][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.133942][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.134161][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.134377][ T12] kthread (kernel/kthread.c:436) [ 57.134557][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.134832][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.135030][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.135252][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.135535][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.135718][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.135844][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.138793][ T12] ------------[ cut here ]------------ | [ 57.138937][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 57.139178][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.139610][ T12] Tainted: [W]=WARN [ 57.139705][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.139858][ T12] Workqueue: netns cleanup_net [ 57.139986][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.140144][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.140587][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 57.140764][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff4000000018ed5 [ 57.140947][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 57.141127][ T12] RBP: ff1100000b5b4000 R08: 1fe2200001663a51 R09: ff11000001aed1d0 [ 57.141308][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.141495][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.141744][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.142054][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.142204][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 57.142391][ T12] PKRU: 55555554 [ 57.142483][ T12] Call Trace: [ 57.142573][ T12] [ 57.142648][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.142802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.142953][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.143073][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.143190][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 57.143351][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 57.143477][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.143608][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 57.143730][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 57.143853][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 57.143974][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.144094][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.144218][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.144340][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.144468][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.144599][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.144731][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.144854][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.144980][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.145101][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.145227][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.145358][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.145480][ T12] kthread (kernel/kthread.c:436) [ 57.145571][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.145732][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.145853][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.145980][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.146129][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.146254][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.146385][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.149951][ T12] ------------[ cut here ]------------ | [ 57.150103][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 57.150353][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.150765][ T12] Tainted: [W]=WARN [ 57.150857][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.151013][ T12] Workqueue: netns cleanup_net [ 57.151141][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.151300][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.151747][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 57.151901][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31cac0 RCX: 1ff4000000018ed5 [ 57.152084][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cb7c [ 57.152266][ T12] RBP: ff1100000a3ec000 R08: 1fe2200001663971 R09: ff11000001aed1d0 [ 57.152457][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.152656][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.152837][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.153047][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.153200][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 57.153389][ T12] PKRU: 55555554 [ 57.153481][ T12] Call Trace: [ 57.153571][ T12] [ 57.153646][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.153802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.153954][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.154076][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.154197][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 57.154362][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 57.154489][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.154621][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 57.154743][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 57.154867][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 57.154991][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.155119][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.155246][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.155595][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.155737][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.155861][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.155984][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.156117][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.156245][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.156473][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.156627][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.156766][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.156888][ T12] kthread (kernel/kthread.c:436) [ 57.156981][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.157132][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.157254][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.157457][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.157684][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.157808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.157930][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.160650][ T12] ------------[ cut here ]------------ | [ 57.160774][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 57.161011][ T12] Modules linked in: ip6_gre ip_gre gre | [ 57.161421][ T12] Tainted: [W]=WARN [ 57.161516][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.161679][ T12] Workqueue: netns cleanup_net [ 57.161805][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.161963][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.162396][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 57.162550][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff000 RCX: 1ff4000000018ed5 [ 57.162742][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff0bc [ 57.162921][ T12] RBP: ff1100000f851000 R08: 1fe220000051fe19 R09: ff11000001aed1d0 [ 57.163100][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.163280][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.163524][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.163748][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.163900][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 57.164084][ T12] PKRU: 55555554 [ 57.164175][ T12] Call Trace: [ 57.164271][ T12] [ 57.164334][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 57.164537][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 57.164703][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 57.164824][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 57.164944][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 57.165099][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 57.165222][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.165345][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 57.165514][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 57.165696][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 57.165820][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 57.165940][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.166064][ T12] cleanup_net (net/core/net_namespace.c:702) [ 57.166185][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 57.166305][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 57.166478][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.166611][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.166734][ T12] process_one_work (kernel/workqueue.c:3314) [ 57.166857][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.166979][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.167104][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.167230][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.167400][ T12] kthread (kernel/kthread.c:436) [ 57.167493][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.167655][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.167776][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.167900][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.168054][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.168176][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 57.168297][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.177444][ T1255] ------------[ cut here ]------------ | [ 57.177634][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1255 | [ 57.177905][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.178327][ T1255] Tainted: [W]=WARN [ 57.178437][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.178624][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.178799][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.179279][ T1255] RSP: 0018:ffa000000128fa80 EFLAGS: 00010286 [ 57.179454][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000e21f380 RCX: 1ff4000000251f16 [ 57.179664][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f43c [ 57.179863][ T1255] RBP: ff1100000ec01000 R08: 1fe2200001c43e89 R09: ff11000012a5d180 [ 57.180062][ T1255] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 57.180260][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec01000 [ 57.180477][ T1255] FS: 00007fc261101840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.180726][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.180896][ T1255] CR2: 00007fc261308430 CR3: 000000000b2e7003 CR4: 0000000000771ef0 [ 57.181097][ T1255] PKRU: 55555554 [ 57.181197][ T1255] Call Trace: [ 57.181297][ T1255] [ 57.181373][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.181510][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.181655][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.181757][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.181893][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.182061][ T1255] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.182196][ T1255] register_netdev (net/core/dev.c:11552) [ 57.182329][ T1255] loopback_net_init (drivers/net/loopback.c:218) [ 57.182471][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.182573][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.182684][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.182818][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.182950][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.183096][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.183236][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.183382][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.183539][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.183690][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.183826][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.183961][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.184097][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.184232][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.184370][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.184507][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.184652][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.184785][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.184920][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.185084][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.185226][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.185718][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.185919][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.186120][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.186319][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.186582][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.186792][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.205334][ T1255] ------------[ cut here ]------------ | [ 57.205550][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1255 | [ 57.205830][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.206242][ T1255] Tainted: [W]=WARN [ 57.206343][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.206518][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.206700][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.207174][ T1255] RSP: 0018:ffa000000128f918 EFLAGS: 00010286 [ 57.207340][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000fbbf000 RCX: 1ff4000000251ee9 [ 57.207545][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf0bc [ 57.207754][ T1255] RBP: ff11000009829000 R08: 1fe2200001f77e19 R09: ff11000012a5d180 [ 57.207951][ T1255] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 57.208148][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009829000 [ 57.208356][ T1255] FS: 00007fc261101840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.208597][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.208769][ T1255] CR2: 00007fc261308430 CR3: 000000000b2e7003 CR4: 0000000000771ef0 [ 57.208970][ T1255] PKRU: 55555554 [ 57.209071][ T1255] Call Trace: [ 57.209171][ T1255] [ 57.209240][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.209379][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.209514][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.209627][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.209762][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.209931][ T1255] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.210067][ T1255] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.210200][ T1255] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.210335][ T1255] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.210479][ T1255] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.210623][ T1255] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.210757][ T1255] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.210892][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.210994][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.211095][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.211229][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.211369][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.211504][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.211649][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.211784][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.211916][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.212046][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.212180][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.212316][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.212456][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.212595][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.212733][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.212864][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.212995][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.213124][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.213256][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.213427][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.213566][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.214054][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.214253][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.214460][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.214666][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.214864][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.215064][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.219057][ T1255] ------------[ cut here ]------------ | [ 57.219207][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1255 | [ 57.219479][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.219902][ T1255] Tainted: [W]=WARN [ 57.220003][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.220170][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.220366][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.220855][ T1255] RSP: 0018:ffa000000128f8f8 EFLAGS: 00010286 [ 57.221023][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000fbbe580 RCX: 1ff4000000251ee5 [ 57.221232][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe63c [ 57.221439][ T1255] RBP: ff1100000fd6c000 R08: 1fe2200001f77cc9 R09: ff11000012a5d180 [ 57.221681][ T1255] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 57.221882][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd6c000 [ 57.222083][ T1255] FS: 00007fc261101840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.222318][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.222492][ T1255] CR2: 00007fc261308430 CR3: 000000000b2e7003 CR4: 0000000000771ef0 [ 57.222703][ T1255] PKRU: 55555554 [ 57.222805][ T1255] Call Trace: [ 57.222910][ T1255] [ 57.222981][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.223117][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.223250][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.223358][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.223494][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.223668][ T1255] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.223808][ T1255] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.223942][ T1255] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.224078][ T1255] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.224212][ T1255] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.224352][ T1255] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.224489][ T1255] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 57.224634][ T1255] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 57.224769][ T1255] vti_init_net (net/ipv4/ip_vti.c:517) [ 57.224902][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.225041][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.225202][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.225423][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.225644][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.225858][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.226076][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.226295][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.226521][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.226737][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.226948][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.227162][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.227378][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.227582][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.227800][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.228007][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.228220][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.228443][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.228665][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.228930][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.229154][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.229934][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.230254][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.230464][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.230679][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.230882][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.231081][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.235541][ T1255] ------------[ cut here ]------------ | [ 57.235763][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1255 | [ 57.236177][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.236821][ T1255] Tainted: [W]=WARN [ 57.236942][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.237173][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.237430][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.238200][ T1255] RSP: 0018:ffa000000128fa78 EFLAGS: 00010286 [ 57.238478][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000e21e900 RCX: 1ff4000000251f15 [ 57.238800][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e9bc [ 57.239120][ T1255] RBP: ff1100000dbf9000 R08: 1fe2200001c43d39 R09: ff11000012a5d180 [ 57.239449][ T1255] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 57.239779][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbf9000 [ 57.240088][ T1255] FS: 00007fc261101840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.240470][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.240741][ T1255] CR2: 00007fc261308430 CR3: 000000000b2e7003 CR4: 0000000000771ef0 [ 57.241062][ T1255] PKRU: 55555554 [ 57.241218][ T1255] Call Trace: [ 57.241378][ T1255] [ 57.241512][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.241726][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.241873][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.242033][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.242248][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.242539][ T1255] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.242741][ T1255] register_netdev (net/core/dev.c:11552) [ 57.242941][ T1255] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 57.243149][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.243307][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.243481][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.243693][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.243901][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.244110][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.244321][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.244547][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.244766][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.244977][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.245183][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.245407][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.245625][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.245835][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.246044][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.246250][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.246475][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.246692][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.246904][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.247171][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.247400][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.248152][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.248463][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.248700][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.248897][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.249095][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.249292][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.257169][ T1255] ------------[ cut here ]------------ | [ 57.257391][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1255 | [ 57.257668][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.258121][ T1255] Tainted: [W]=WARN [ 57.258241][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.258508][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.258765][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.259520][ T1255] RSP: 0018:ffa000000128fa68 EFLAGS: 00010286 [ 57.259792][ T1255] RAX: 00000000ffffffa6 RBX: ff11000010783540 RCX: 1ff4000000251f13 [ 57.260112][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107835fc [ 57.260545][ T1255] RBP: ff11000009764000 R08: 1fe22000020f06c1 R09: ff11000012a5d180 [ 57.260963][ T1255] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 57.261276][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009764000 [ 57.261704][ T1255] FS: 00007fc261101840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.262075][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.262339][ T1255] CR2: 00007fc261308430 CR3: 000000000b2e7003 CR4: 0000000000771ef0 [ 57.262760][ T1255] PKRU: 55555554 [ 57.262918][ T1255] Call Trace: [ 57.263073][ T1255] [ 57.263182][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.263500][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.263719][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.263880][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.264089][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.264445][ T1255] register_netdev (net/core/dev.c:11552) [ 57.264595][ T1255] sit_init_net (net/ipv6/sit.c:1860) [ 57.264815][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.264983][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.265144][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.265454][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.265671][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.265870][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.266047][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.266245][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.266558][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.266769][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.266974][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.267176][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.267476][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.267691][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.267890][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.268099][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.268311][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.268620][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.268830][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.269088][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.269310][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.270162][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.270578][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.270900][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.271214][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.271643][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.271960][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.278922][ T1255] ------------[ cut here ]------------ | [ 57.279079][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1255 | [ 57.279343][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.279788][ T1255] Tainted: [W]=WARN [ 57.279890][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.280057][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.280235][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.280729][ T1255] RSP: 0018:ffa000000128fa78 EFLAGS: 00010286 [ 57.280904][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000bcaec80 RCX: 1ff4000000251f15 [ 57.281104][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaed3c [ 57.281304][ T1255] RBP: ff11000004d74000 R08: 1fe2200001795da9 R09: ff11000012a5d180 [ 57.281517][ T1255] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 57.281768][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d74000 [ 57.281974][ T1255] FS: 00007fc261101840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 57.282211][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.282386][ T1255] CR2: 000055f6a15ced5c CR3: 000000000b2e7004 CR4: 0000000000771ef0 [ 57.282598][ T1255] PKRU: 55555554 [ 57.282710][ T1255] Call Trace: [ 57.282809][ T1255] [ 57.282877][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.283014][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.283148][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.283251][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.283394][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.283564][ T1255] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.283717][ T1255] register_netdev (net/core/dev.c:11552) [ 57.283850][ T1255] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 57.283985][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.284088][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.284190][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.284324][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.284463][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.284610][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.284751][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.284887][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.285022][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.285156][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.285290][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.285429][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.285563][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.285708][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.285841][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.285973][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.286111][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.286246][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.286384][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.286552][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.286708][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.287189][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.287465][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.287676][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.287894][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.288092][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.288291][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.292374][ T1255] ------------[ cut here ]------------ | [ 57.292512][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1255 | [ 57.292786][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.293198][ T1255] Tainted: [W]=WARN [ 57.293299][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.294019][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.294252][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.294796][ T1255] RSP: 0018:ffa000000128f918 EFLAGS: 00010286 [ 57.294962][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000aabc740 RCX: 1ff4000000251ee9 [ 57.295165][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabc7fc [ 57.295418][ T1255] RBP: ff1100000f879000 R08: 1fe2200001557901 R09: ff11000012a5d180 [ 57.295627][ T1255] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 57.295828][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f879000 [ 57.296035][ T1255] FS: 00007fc261101840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 57.296265][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.296492][ T1255] CR2: 000055f6a15ced5c CR3: 000000000b2e7004 CR4: 0000000000771ef0 [ 57.296723][ T1255] PKRU: 55555554 [ 57.296822][ T1255] Call Trace: [ 57.296920][ T1255] [ 57.296988][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.297122][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.297255][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.297414][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.297555][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.297732][ T1255] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.297867][ T1255] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.298001][ T1255] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.298136][ T1255] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.298271][ T1255] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.298463][ T1255] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.298601][ T1255] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.298741][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.298842][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.298943][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.299076][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.299207][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.299342][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.299536][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.299686][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.299818][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.299950][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.300083][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.300215][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.300411][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.300546][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.300685][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.300816][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.300947][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.301082][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.301216][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.301437][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.301576][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.302053][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.302254][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.302513][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.302719][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.302916][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.303115][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.307888][ T1255] ------------[ cut here ]------------ | [ 57.308031][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1255 | [ 57.308291][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.308713][ T1255] Tainted: [W]=WARN [ 57.308812][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.308978][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.309148][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.309631][ T1255] RSP: 0018:ffa000000128f918 EFLAGS: 00010286 [ 57.309799][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000c69b700 RCX: 1ff4000000251ee9 [ 57.309997][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b7bc [ 57.310193][ T1255] RBP: ff11000007c21000 R08: 1fe22000018d36f9 R09: ff11000012a5d180 [ 57.310392][ T1255] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 57.310593][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c21000 [ 57.310801][ T1255] FS: 00007fc261101840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 57.311028][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.311195][ T1255] CR2: 000055f6a15ced5c CR3: 000000000b2e7004 CR4: 0000000000771ef0 [ 57.311396][ T1255] PKRU: 55555554 [ 57.311494][ T1255] Call Trace: [ 57.311602][ T1255] [ 57.311678][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.311810][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.311942][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.312041][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.312174][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.312342][ T1255] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.312481][ T1255] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.312630][ T1255] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.312760][ T1255] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.312892][ T1255] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.313024][ T1255] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.313158][ T1255] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.313292][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.313940][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.314043][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.314174][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.314305][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.314494][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.314657][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.314792][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.314925][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.315063][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.315194][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.315324][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.315512][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.315659][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.315790][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.315919][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.316102][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.316236][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.316425][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.316593][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.316735][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.317202][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.317458][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.317663][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.317858][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.318052][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.318251][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.324387][ T1255] ------------[ cut here ]------------ | [ 57.324546][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1255 | [ 57.324818][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.325219][ T1255] Tainted: [W]=WARN [ 57.325319][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.325492][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.325675][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.326145][ T1255] RSP: 0018:ffa000000128f918 EFLAGS: 00010286 [ 57.326312][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000d6be3c0 RCX: 1ff4000000251ee9 [ 57.326514][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be47c [ 57.326718][ T1255] RBP: ff11000004f6c000 R08: 1fe2200001ad7c91 R09: ff11000012a5d180 [ 57.326914][ T1255] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 57.327112][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f6c000 [ 57.327310][ T1255] FS: 00007fc261101840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 57.327547][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.327720][ T1255] CR2: 000055f6a15ced5c CR3: 000000000b2e7004 CR4: 0000000000771ef0 [ 57.327925][ T1255] PKRU: 55555554 [ 57.328025][ T1255] Call Trace: [ 57.328123][ T1255] [ 57.328190][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.328324][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.328460][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.328561][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.328704][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.328868][ T1255] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.329005][ T1255] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.329138][ T1255] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.329270][ T1255] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.329468][ T1255] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.329612][ T1255] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.329748][ T1255] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.329882][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.329984][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.330088][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.330219][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.330410][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.330545][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.330689][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.330824][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.330959][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.331094][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.331227][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.331415][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.331617][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.331751][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.331881][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.332014][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.332148][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.332280][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.332470][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.332645][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.332783][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.333259][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.333515][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.333719][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.333915][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.334112][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.334309][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.339148][ T1255] ------------[ cut here ]------------ | [ 57.339297][ T1255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1255 | [ 57.339566][ T1255] Modules linked in: ip6_gre ip_gre gre | [ 57.339993][ T1255] Tainted: [W]=WARN [ 57.340096][ T1255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.340267][ T1255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.340445][ T1255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.340941][ T1255] RSP: 0018:ffa000000128fa70 EFLAGS: 00010286 [ 57.341111][ T1255] RAX: 00000000ffffffa6 RBX: ff1100000c984e40 RCX: 1ff4000000251f14 [ 57.341310][ T1255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984efc [ 57.341515][ T1255] RBP: ff11000009289000 R08: 1fe22000019309e1 R09: ff11000012a5d180 [ 57.341739][ T1255] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 57.341941][ T1255] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009289000 [ 57.342171][ T1255] FS: 00007fc261101840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 57.342413][ T1255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.342590][ T1255] CR2: 000055f6a15ced5c CR3: 000000000b2e7004 CR4: 0000000000771ef0 [ 57.342803][ T1255] PKRU: 55555554 [ 57.342905][ T1255] Call Trace: [ 57.343008][ T1255] [ 57.343077][ T1255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.343213][ T1255] ? notifier_call_chain (kernel/notifier.c:85) [ 57.343360][ T1255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.343463][ T1255] register_netdevice (net/core/dev.c:11488) [ 57.343611][ T1255] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.343782][ T1255] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.343918][ T1255] register_netdev (net/core/dev.c:11552) [ 57.344052][ T1255] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 57.344190][ T1255] ops_init (net/core/net_namespace.c:137) [ 57.344293][ T1255] setup_net (net/core/net_namespace.c:446) [ 57.344398][ T1255] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.344532][ T1255] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.344679][ T1255] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.344815][ T1255] copy_net_ns (net/core/net_namespace.c:579) [ 57.344949][ T1255] create_new_namespaces (kernel/nsproxy.c:132) [ 57.345086][ T1255] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.345222][ T1255] ksys_unshare (kernel/fork.c:3243) [ 57.345361][ T1255] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.345495][ T1255] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.345644][ T1255] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.345780][ T1255] ? __ia32_sys_open (fs/open.c:1374) [ 57.345917][ T1255] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.346051][ T1255] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.346184][ T1255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.346319][ T1255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.346458][ T1255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.346596][ T1255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.346770][ T1255] RIP: 0033:0x7fc2613c3bcb [ 57.346909][ T1255] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.347395][ T1255] RSP: 002b:00007ffc652e82a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 57.347611][ T1255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2613c3bcb [ 57.347810][ T1255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.348014][ T1255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.348215][ T1255] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc652ea4d0 [ 57.348421][ T1255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc652eb877 | [ 57.404162][ T1256] ------------[ cut here ]------------ | [ 57.404555][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1256 | [ 57.405205][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.406243][ T1256] Tainted: [W]=WARN [ 57.406534][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.406953][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.407406][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.408551][ T1256] RSP: 0018:ffa00000012afa80 EFLAGS: 00010286 [ 57.408985][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000d906740 RCX: 1ff4000000255f16 [ 57.409489][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9067fc [ 57.409991][ T1256] RBP: ff1100000efd4000 R08: 1fe2200001b20d01 R09: ff1100000abf0b80 [ 57.410496][ T1256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.410992][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000efd4000 [ 57.411508][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.412082][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.412518][ T1256] CR2: 00007f8f71f4dc20 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.413017][ T1256] PKRU: 55555554 [ 57.413287][ T1256] Call Trace: [ 57.413577][ T1256] [ 57.413776][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.414129][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.414497][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.414776][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.415134][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.415410][ T1256] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.415602][ T1256] register_netdev (net/core/dev.c:11552) [ 57.415809][ T1256] loopback_net_init (drivers/net/loopback.c:218) [ 57.415999][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.416152][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.416308][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.416515][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.416761][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.416950][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.417137][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.417326][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.417527][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.417738][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.417921][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.418105][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.418292][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.418493][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.418698][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.418881][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.419065][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.419253][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.419492][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.419804][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.419996][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.420535][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.420804][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.421053][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.421302][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.421563][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.421829][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.426685][ T1256] ------------[ cut here ]------------ | [ 57.426872][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1256 | [ 57.427183][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.427722][ T1256] Tainted: [W]=WARN [ 57.427873][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.428092][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.428314][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.428863][ T1256] RSP: 0018:ffa00000012af918 EFLAGS: 00010286 [ 57.429082][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000c1783c0 RCX: 1ff4000000255ee9 [ 57.429332][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17847c [ 57.429597][ T1256] RBP: ff11000012901000 R08: 1fe220000182f091 R09: ff1100000abf0b80 [ 57.429856][ T1256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.430102][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012901000 [ 57.430368][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.430670][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.430887][ T1256] CR2: 00007f8f71f4dc20 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.431137][ T1256] PKRU: 55555554 [ 57.431286][ T1256] Call Trace: [ 57.431454][ T1256] [ 57.431574][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.431782][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.431965][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.432118][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.432303][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.432536][ T1256] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.432748][ T1256] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.432937][ T1256] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.433119][ T1256] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.433305][ T1256] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.433504][ T1256] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.433712][ T1256] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.433901][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.434055][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.434210][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.434401][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.434591][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.434789][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.434975][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.435162][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.435360][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.435549][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.435750][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.435932][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.436116][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.436300][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.436499][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.436701][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.436886][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.437073][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.437256][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.437486][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.437689][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.438210][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.438472][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.438737][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.438984][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.439233][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.439494][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.444261][ T1256] ------------[ cut here ]------------ | [ 57.444466][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1256 | [ 57.444798][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.445305][ T1256] Tainted: [W]=WARN [ 57.445470][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.445708][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.445940][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.446482][ T1256] RSP: 0018:ffa00000012af8f8 EFLAGS: 00010286 [ 57.446726][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000b237e00 RCX: 1ff4000000255ee5 [ 57.446977][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b237ebc [ 57.447228][ T1256] RBP: ff11000005034000 R08: 1fe2200001646fd9 R09: ff1100000abf0b80 [ 57.447492][ T1256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.447756][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005034000 [ 57.448012][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.448296][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.448529][ T1256] CR2: 00007f8f71f4dc20 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.448800][ T1256] PKRU: 55555554 [ 57.448954][ T1256] Call Trace: [ 57.449110][ T1256] [ 57.449231][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.449431][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.449629][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.449785][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.449972][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.450191][ T1256] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.450397][ T1256] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.450588][ T1256] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.450787][ T1256] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.450975][ T1256] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.451163][ T1256] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.451363][ T1256] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 57.451551][ T1256] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 57.451754][ T1256] vti_init_net (net/ipv4/ip_vti.c:517) [ 57.451950][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.452105][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.452258][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.452456][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.452658][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.452846][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.453034][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.453228][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.453430][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.453631][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.453818][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.454003][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.454189][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.454393][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.454585][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.454788][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.454974][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.455160][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.455363][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.455662][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.455903][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.456702][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.457048][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.457412][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.457793][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.458166][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.458554][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.478774][ T1256] ------------[ cut here ]------------ | [ 57.479034][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1256 | [ 57.479514][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.480269][ T1256] Tainted: [W]=WARN [ 57.480497][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.480820][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.481145][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.481959][ T1256] RSP: 0018:ffa00000012afa78 EFLAGS: 00010286 [ 57.482283][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000d906c80 RCX: 1ff4000000255f15 [ 57.482671][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906d3c [ 57.483036][ T1256] RBP: ff11000009b79000 R08: 1fe2200001b20da9 R09: ff1100000abf0b80 [ 57.483416][ T1256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.483785][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b79000 [ 57.484140][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.484571][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.484893][ T1256] CR2: 00007f8f71f4dc20 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.485255][ T1256] PKRU: 55555554 [ 57.485475][ T1256] Call Trace: [ 57.485694][ T1256] [ 57.485858][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.486125][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.486398][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.486622][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.486892][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.487203][ T1256] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.487481][ T1256] register_netdev (net/core/dev.c:11552) [ 57.487746][ T1256] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 57.488009][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.488224][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.488456][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.488731][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.488995][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.489259][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.489537][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.489813][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.490076][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.490334][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.490616][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.490881][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.491144][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.491422][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.491689][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.491950][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.492209][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.492486][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.492756][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.493063][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.493332][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.494145][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.494529][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.494913][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.495274][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.495661][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.496028][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.503642][ T1256] ------------[ cut here ]------------ | [ 57.503901][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1256 | [ 57.504379][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.505138][ T1256] Tainted: [W]=WARN [ 57.505338][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.505569][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.505838][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.506375][ T1256] RSP: 0018:ffa00000012afa68 EFLAGS: 00010286 [ 57.506595][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000e21f700 RCX: 1ff4000000255f13 [ 57.506963][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f7bc [ 57.507336][ T1256] RBP: ff1100000e3cc000 R08: 1fe2200001c43ef9 R09: ff1100000abf0b80 [ 57.507721][ T1256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.508072][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3cc000 [ 57.508444][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.508864][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.509183][ T1256] CR2: 00007f8f71f4dc20 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.509566][ T1256] PKRU: 55555554 [ 57.509783][ T1256] Call Trace: [ 57.509994][ T1256] [ 57.510157][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.510437][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.510714][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.510934][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.511201][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.511537][ T1256] register_netdev (net/core/dev.c:11552) [ 57.511812][ T1256] sit_init_net (net/ipv6/sit.c:1860) [ 57.512078][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.512291][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.512525][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.512790][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.513057][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.513323][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.513603][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.513883][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.514147][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.514418][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.514614][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.514879][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.515138][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.515325][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.515523][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.515729][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.515914][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.516105][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.516291][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.516522][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.516728][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.517247][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.517512][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.517772][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.518021][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.518272][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.518529][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.524501][ T1256] ------------[ cut here ]------------ | [ 57.524748][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1256 | [ 57.525059][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.525581][ T1256] Tainted: [W]=WARN [ 57.525747][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.525965][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.526190][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.526798][ T1256] RSP: 0018:ffa00000012afa78 EFLAGS: 00010286 [ 57.527130][ T1256] RAX: 00000000ffffffa6 RBX: ff110000057ba900 RCX: 1ff4000000255f15 [ 57.527464][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba9bc [ 57.527732][ T1256] RBP: ff110000090fc000 R08: 1fe2200000af7539 R09: ff1100000abf0b80 [ 57.527980][ T1256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.528225][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000090fc000 [ 57.528493][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.528787][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.529005][ T1256] CR2: 00007f8f71f4dc20 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.529285][ T1256] PKRU: 55555554 [ 57.529449][ T1256] Call Trace: [ 57.529614][ T1256] [ 57.529738][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.529922][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.530105][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.530258][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.530459][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.530719][ T1256] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.530990][ T1256] register_netdev (net/core/dev.c:11552) [ 57.531251][ T1256] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 57.531535][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.531761][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.531975][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.532307][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.532678][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.533034][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.533409][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.533777][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.534122][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.534487][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.534840][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.535192][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.535562][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.535927][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.536276][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.536647][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.536979][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.537319][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.537696][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.538112][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.538495][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.539634][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.540108][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.540633][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.541105][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.541625][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.542098][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.561397][ T1256] ------------[ cut here ]------------ | [ 57.561549][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1256 | [ 57.561958][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.562635][ T1256] Tainted: [W]=WARN [ 57.562797][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.563069][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.563362][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.564040][ T1256] RSP: 0018:ffa00000012af918 EFLAGS: 00010286 [ 57.564208][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000c67e3c0 RCX: 1ff4000000255ee9 [ 57.564414][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e47c [ 57.564639][ T1256] RBP: ff110000104a4000 R08: 1fe22000018cfc91 R09: ff1100000abf0b80 [ 57.564836][ T1256] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.565032][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104a4000 [ 57.565232][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.565475][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.565681][ T1256] CR2: 00007f4e2aaa0f98 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.566001][ T1256] PKRU: 55555554 [ 57.566161][ T1256] Call Trace: [ 57.566318][ T1256] [ 57.566438][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.566662][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.566858][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.566960][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.567094][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.567270][ T1256] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.567414][ T1256] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.567547][ T1256] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.567694][ T1256] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.567829][ T1256] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.567963][ T1256] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.568104][ T1256] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.568238][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.568339][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.568447][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.568582][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.568732][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.568867][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.569002][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.569137][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.569271][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.569415][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.569552][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.569695][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.569829][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.569964][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.570097][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.570229][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.570365][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.570499][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.570647][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.570812][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.570953][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.571429][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.571646][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.571842][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.572043][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.572305][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.572696][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.578617][ T1256] ------------[ cut here ]------------ | [ 57.578816][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1256 | [ 57.579195][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.579964][ T1256] Tainted: [W]=WARN [ 57.580146][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.580466][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.580691][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.581499][ T1256] RSP: 0018:ffa00000012af918 EFLAGS: 00010286 [ 57.581724][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000d50a900 RCX: 1ff4000000255ee9 [ 57.581931][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d50a9bc [ 57.582241][ T1256] RBP: ff11000004f09000 R08: 1fe2200001aa1539 R09: ff1100000abf0b80 [ 57.582588][ T1256] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.582868][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f09000 [ 57.583075][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.583484][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.583790][ T1256] CR2: 00007f4e2aaa0f98 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.584031][ T1256] PKRU: 55555554 [ 57.584145][ T1256] Call Trace: [ 57.584316][ T1256] [ 57.584469][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.584726][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.584947][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.585053][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.585256][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.585569][ T1256] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.585796][ T1256] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.585948][ T1256] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.586080][ T1256] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.586214][ T1256] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.586355][ T1256] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.586493][ T1256] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.586656][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.586764][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.586864][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.586999][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.587204][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.587462][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.587713][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.587899][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.588034][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.588217][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.588461][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.588709][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.588931][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.589077][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.589288][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.589546][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.589795][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.589981][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.590116][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.590380][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.590528][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.591029][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.591234][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.591509][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.591759][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.592020][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.592226][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.598664][ T1256] ------------[ cut here ]------------ | [ 57.598955][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1256 | [ 57.599253][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.600221][ T1256] Tainted: [W]=WARN [ 57.600323][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.600554][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.600806][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.601341][ T1256] RSP: 0018:ffa00000012af918 EFLAGS: 00010286 [ 57.601774][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000278b540 RCX: 1ff4000000255ee9 [ 57.601999][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b5fc [ 57.602203][ T1256] RBP: ff1100000d969000 R08: 1fe22000004f16c1 R09: ff1100000abf0b80 [ 57.602481][ T1256] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 57.602700][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d969000 [ 57.602906][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.603139][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.603306][ T1256] CR2: 00007f4e2aaa0f98 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.603569][ T1256] PKRU: 55555554 [ 57.603680][ T1256] Call Trace: [ 57.603784][ T1256] [ 57.603854][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.603995][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.604128][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.604228][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.604478][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.604695][ T1256] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.604886][ T1256] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 57.605067][ T1256] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 57.605260][ T1256] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 57.605587][ T1256] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 57.605772][ T1256] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 57.605912][ T1256] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 57.606046][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.606148][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.606252][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.606453][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.606633][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.606859][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.607099][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.607336][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.607672][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.607907][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.608156][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.608505][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.608719][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.608945][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.609193][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.609525][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.609746][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.609955][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.610105][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.610269][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.610476][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.610972][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.611171][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.611429][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.611645][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.611843][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.612040][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.619323][ T1256] ------------[ cut here ]------------ | [ 57.619644][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1256 | [ 57.620113][ T1256] Modules linked in: ip6_gre ip_gre gre | [ 57.620876][ T1256] Tainted: [W]=WARN [ 57.621088][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.621427][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.621769][ T1256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.622589][ T1256] RSP: 0018:ffa00000012afa70 EFLAGS: 00010286 [ 57.622924][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000c69a900 RCX: 1ff4000000255f14 [ 57.623296][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a9bc [ 57.623683][ T1256] RBP: ff110000102ac000 R08: 1fe22000018d3539 R09: ff1100000abf0b80 [ 57.624042][ T1256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 57.624541][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000102ac000 [ 57.625031][ T1256] FS: 00007f8f71d4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.625505][ T1256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.625856][ T1256] CR2: 00007f8f71f4dc20 CR3: 0000000005067001 CR4: 0000000000771ef0 [ 57.626238][ T1256] PKRU: 55555554 [ 57.626466][ T1256] Call Trace: [ 57.626688][ T1256] [ 57.626855][ T1256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.627125][ T1256] ? notifier_call_chain (kernel/notifier.c:85) [ 57.627412][ T1256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.627641][ T1256] register_netdevice (net/core/dev.c:11488) [ 57.627916][ T1256] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 57.628241][ T1256] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.628528][ T1256] register_netdev (net/core/dev.c:11552) [ 57.628804][ T1256] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 57.629076][ T1256] ops_init (net/core/net_namespace.c:137) [ 57.629294][ T1256] setup_net (net/core/net_namespace.c:446) [ 57.629524][ T1256] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 57.629800][ T1256] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 57.630086][ T1256] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 57.630373][ T1256] copy_net_ns (net/core/net_namespace.c:579) [ 57.630653][ T1256] create_new_namespaces (kernel/nsproxy.c:132) [ 57.630927][ T1256] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 57.631196][ T1256] ksys_unshare (kernel/fork.c:3243) [ 57.631481][ T1256] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.631761][ T1256] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 57.632035][ T1256] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 57.632307][ T1256] ? __ia32_sys_open (fs/open.c:1374) [ 57.632598][ T1256] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 57.632877][ T1256] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 57.633144][ T1256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.633430][ T1256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.633711][ T1256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.633981][ T1256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.634304][ T1256] RIP: 0033:0x7f8f7200ebcb [ 57.634600][ T1256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 57.635436][ T1256] RSP: 002b:00007ffd58e9f1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 57.635818][ T1256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7200ebcb [ 57.636188][ T1256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 57.636573][ T1256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 57.636902][ T1256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd58ea1410 [ 57.637153][ T1256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd58ea1877 | [ 57.682340][ T1257] ------------[ cut here ]------------ | [ 57.682527][ T1257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1257 | [ 57.682815][ T1257] Modules linked in: ip6_gre ip_gre gre | [ 57.683242][ T1257] Tainted: [W]=WARN [ 57.683355][ T1257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.683530][ T1257] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.683722][ T1257] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.684217][ T1257] RSP: 0018:ffa00000012bee30 EFLAGS: 00010286 [ 57.684397][ T1257] RAX: 00000000ffffffa6 RBX: ff11000004dd0200 RCX: 1ff4000000257d8c [ 57.684619][ T1257] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dd02bc [ 57.684825][ T1257] RBP: ff1100000e374000 R08: 1fe22000009ba059 R09: ff1100000ffd5180 [ 57.685030][ T1257] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 57.685267][ T1257] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c5f8788 [ 57.685505][ T1257] FS: 00007f1839e5c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.685854][ T1257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.686100][ T1257] CR2: 000000000042ebe0 CR3: 000000000b2e7006 CR4: 0000000000771ef0 [ 57.686403][ T1257] PKRU: 55555554 [ 57.686550][ T1257] Call Trace: [ 57.686702][ T1257] [ 57.686803][ T1257] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.687000][ T1257] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.687148][ T1257] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 57.687399][ T1257] __dev_notify_flags (net/core/dev.c:9787) [ 57.687599][ T1257] ? netif_change_name (net/core/dev.c:1495) [ 57.687800][ T1257] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 57.687991][ T1257] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 57.688186][ T1257] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 57.688394][ T1257] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 57.688597][ T1257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.688793][ T1257] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 57.688991][ T1257] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 57.689186][ T1257] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 57.689389][ T1257] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 57.689590][ T1257] veth_newlink (drivers/net/veth.c:1871) [ 57.689793][ T1257] ? veth_poll_controller (drivers/net/veth.c:1470) [ 57.689986][ T1257] ? kasan_save_stack (mm/kasan/common.c:57) [ 57.690180][ T1257] ? kasan_save_track (mm/kasan/common.c:78) [ 57.690381][ T1257] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 57.690617][ T1257] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 57.690811][ T1257] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 57.691007][ T1257] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 57.691202][ T1257] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.691409][ T1257] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 57.691618][ T1257] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 57.691816][ T1257] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 57.692012][ T1257] ? __dev_get_by_name (net/core/dev.c:883) [ 57.692205][ T1257] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 57.692417][ T1257] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 57.692627][ T1257] rtnl_newlink (net/core/rtnetlink.c:4150) [ 57.692769][ T1257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.692906][ T1257] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.693044][ T1257] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.693182][ T1257] ? mark_usage (kernel/locking/lockdep.c:4674) [ 57.693319][ T1257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.693470][ T1257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.693624][ T1257] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.693762][ T1257] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 57.693905][ T1257] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.694043][ T1257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.694180][ T1257] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.694321][ T1257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.694463][ T1257] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.694616][ T1257] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 57.694756][ T1257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.694894][ T1257] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.695035][ T1257] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 57.695172][ T1257] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 57.695312][ T1257] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.695462][ T1257] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.695616][ T1257] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.695758][ T1257] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 57.695971][ T1257] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.696121][ T1257] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 57.696264][ T1257] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 57.696413][ T1257] ? copy_msghdr_from_user (net/socket.c:2635) [ 57.696556][ T1257] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 57.696812][ T1257] ? move_addr_to_kernel (net/socket.c:258) [ 57.697041][ T1257] ___sys_sendmsg (net/socket.c:2752) [ 57.697262][ T1257] ? copy_msghdr_from_user (net/socket.c:2603) [ 57.697506][ T1257] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.697796][ T1257] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 57.698021][ T1257] __sys_sendmsg (net/socket.c:2784) [ 57.698249][ T1257] ? __sys_sendmsg_sock (net/socket.c:2765) [ 57.698492][ T1257] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 57.698711][ T1257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.698933][ T1257] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.699158][ T1257] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.699391][ T1257] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.699617][ T1257] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.699805][ T1257] RIP: 0033:0x7f183a09608e [ 57.699950][ T1257] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 57.700443][ T1257] RSP: 002b:00007ffe3708f0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.700678][ T1257] RAX: ffffffffffffffda RBX: 00007ffe3708f8a0 RCX: 00007f183a09608e [ 57.700885][ T1257] RDX: 0000000000000000 RSI: 00007ffe3708f1a0 RDI: 0000000000000005 [ 57.701088][ T1257] RBP: 00007ffe3708f100 R08: 0000000000000000 R09: 0000000000000000 [ 57.701292][ T1257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfeb [ 57.701505][ T1257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3708f860 | [ 57.710186][ T1257] ------------[ cut here ]------------ | [ 57.710885][ T1257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1257 | [ 57.711168][ T1257] Modules linked in: ip6_gre ip_gre gre | [ 57.711831][ T1257] Tainted: [W]=WARN [ 57.711937][ T1257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.712106][ T1257] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.712285][ T1257] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.712836][ T1257] RSP: 0018:ffa00000012bf1b0 EFLAGS: 00010286 [ 57.713011][ T1257] RAX: 00000000ffffffa6 RBX: ff1100000c67f380 RCX: 1ff4000000257dfc [ 57.713213][ T1257] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f43c [ 57.713475][ T1257] RBP: ff1100000a2dc000 R08: 1fe22000018cfe89 R09: ff1100000ffd5180 [ 57.713687][ T1257] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 57.713892][ T1257] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 57.714094][ T1257] FS: 00007f1839e5c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.714339][ T1257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.714569][ T1257] CR2: 000000000042ebe0 CR3: 000000000b2e7006 CR4: 0000000000771ef0 [ 57.714786][ T1257] PKRU: 55555554 [ 57.714889][ T1257] Call Trace: [ 57.714992][ T1257] [ 57.715063][ T1257] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.715202][ T1257] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.715307][ T1257] __dev_notify_flags (net/core/dev.c:9787) [ 57.715510][ T1257] ? netif_change_name (net/core/dev.c:1495) [ 57.715657][ T1257] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 57.715794][ T1257] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 57.715935][ T1257] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 57.716070][ T1257] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 57.716207][ T1257] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 57.716431][ T1257] ? __dev_get_by_name (net/core/dev.c:883) [ 57.716573][ T1257] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 57.716752][ T1257] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 57.716895][ T1257] rtnl_newlink (net/core/rtnetlink.c:4150) [ 57.717033][ T1257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.717173][ T1257] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.717312][ T1257] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.717510][ T1257] ? mark_usage (kernel/locking/lockdep.c:4674) [ 57.717654][ T1257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.717794][ T1257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.717932][ T1257] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.718068][ T1257] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 57.718203][ T1257] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.718342][ T1257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.718539][ T1257] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.718688][ T1257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.718829][ T1257] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.718967][ T1257] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 57.719107][ T1257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.719243][ T1257] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.719443][ T1257] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 57.719581][ T1257] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 57.719732][ T1257] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.719869][ T1257] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.720004][ T1257] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.720142][ T1257] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 57.720283][ T1257] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.720482][ T1257] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 57.720634][ T1257] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 57.720774][ T1257] ? copy_msghdr_from_user (net/socket.c:2635) [ 57.720909][ T1257] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 57.721086][ T1257] ? move_addr_to_kernel (net/socket.c:258) [ 57.721226][ T1257] ___sys_sendmsg (net/socket.c:2752) [ 57.721422][ T1257] ? copy_msghdr_from_user (net/socket.c:2603) [ 57.721562][ T1257] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.721765][ T1257] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 57.721909][ T1257] __sys_sendmsg (net/socket.c:2784) [ 57.722047][ T1257] ? __sys_sendmsg_sock (net/socket.c:2765) [ 57.722186][ T1257] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 57.722324][ T1257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.722520][ T1257] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.722675][ T1257] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.722810][ T1257] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.722948][ T1257] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.723116][ T1257] RIP: 0033:0x7f183a09608e [ 57.723257][ T1257] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 57.723913][ T1257] RSP: 002b:00007ffe3708f0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.724118][ T1257] RAX: ffffffffffffffda RBX: 00007ffe3708f8a0 RCX: 00007f183a09608e [ 57.724319][ T1257] RDX: 0000000000000000 RSI: 00007ffe3708f1a0 RDI: 0000000000000005 [ 57.724584][ T1257] RBP: 00007ffe3708f100 R08: 0000000000000000 R09: 0000000000000000 [ 57.724795][ T1257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfeb [ 57.724999][ T1257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3708f860 | [ 57.776173][ T1258] ------------[ cut here ]------------ | [ 57.776455][ T1258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1258 | [ 57.776912][ T1258] Modules linked in: ip6_gre ip_gre gre | [ 57.777670][ T1258] Tainted: [W]=WARN [ 57.777883][ T1258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.778198][ T1258] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.778534][ T1258] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.779327][ T1258] RSP: 0018:ffa00000012cf020 EFLAGS: 00010286 [ 57.779668][ T1258] RAX: 00000000ffffffa6 RBX: ff1100000c67f000 RCX: 1ff4000000259dca [ 57.780057][ T1258] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f0bc [ 57.780441][ T1258] RBP: ff1100000a2dc000 R08: 1fe22000018cfe19 R09: ff11000009895158 [ 57.780808][ T1258] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 57.781163][ T1258] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 57.781540][ T1258] FS: 00007f598ae4d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.781975][ T1258] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.782290][ T1258] CR2: 000000000e7fd988 CR3: 000000001285a003 CR4: 0000000000771ef0 [ 57.782679][ T1258] PKRU: 55555554 [ 57.782890][ T1258] Call Trace: [ 57.783102][ T1258] [ 57.783265][ T1258] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.783552][ T1258] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.783779][ T1258] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 57.784043][ T1258] __dev_notify_flags (net/core/dev.c:9787) [ 57.784313][ T1258] ? netif_change_name (net/core/dev.c:1495) [ 57.784586][ T1258] ? __dev_change_flags (net/core/dev.c:9752) [ 57.784857][ T1258] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 57.785119][ T1258] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.785403][ T1258] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 57.785682][ T1258] netif_change_flags (net/core/dev.c:9820) [ 57.785947][ T1258] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 57.786208][ T1258] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 57.786492][ T1258] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 57.786763][ T1258] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 57.787076][ T1258] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 57.787339][ T1258] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.787632][ T1258] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 57.787894][ T1258] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 57.788158][ T1258] ? __kernel_text_address (kernel/extable.c:79) [ 57.788440][ T1258] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.788715][ T1258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.788977][ T1258] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 57.789239][ T1258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.789523][ T1258] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.789795][ T1258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.790058][ T1258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.790322][ T1258] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 57.790605][ T1258] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 57.790880][ T1258] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 57.791132][ T1258] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 57.791415][ T1258] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 57.791701][ T1258] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 57.791973][ T1258] rtnl_newlink (net/core/rtnetlink.c:4150) [ 57.792240][ T1258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.792515][ T1258] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.792785][ T1258] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.793048][ T1258] ? mark_usage (kernel/locking/lockdep.c:4674) [ 57.793302][ T1258] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.793594][ T1258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.793863][ T1258] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.794127][ T1258] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.794407][ T1258] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.794676][ T1258] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.794943][ T1258] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 57.795208][ T1258] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.795486][ T1258] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.795762][ T1258] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.796035][ T1258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.796295][ T1258] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.796575][ T1258] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 57.796844][ T1258] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.797108][ T1258] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.797392][ T1258] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 57.797653][ T1258] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 57.797947][ T1258] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.798207][ T1258] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.798503][ T1258] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.798775][ T1258] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 57.799052][ T1258] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.799334][ T1258] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 57.799656][ T1258] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 57.799922][ T1258] ? copy_msghdr_from_user (net/socket.c:2635) [ 57.800186][ T1258] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 57.800512][ T1258] ? move_addr_to_kernel (net/socket.c:258) [ 57.800784][ T1258] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 57.801069][ T1258] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.801361][ T1258] ___sys_sendmsg (net/socket.c:2752) [ 57.801643][ T1258] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 57.801962][ T1258] ? copy_msghdr_from_user (net/socket.c:2603) [ 57.802263][ T1258] __sys_sendmsg (net/socket.c:2784) [ 57.802563][ T1258] ? __sys_sendmsg_sock (net/socket.c:2765) [ 57.802837][ T1258] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 57.803166][ T1258] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 57.803467][ T1258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.803741][ T1258] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.804039][ T1258] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.804321][ T1258] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.804620][ T1258] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.804935][ T1258] RIP: 0033:0x7f598b08708e [ 57.805219][ T1258] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 57.806107][ T1258] RSP: 002b:00007ffe29d68240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.806505][ T1258] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f598b08708e [ 57.806891][ T1258] RDX: 0000000000000000 RSI: 00007ffe29d682f0 RDI: 0000000000000005 [ 57.807270][ T1258] RBP: 00007ffe29d68250 R08: 0000000000000000 R09: 0000000000000000 [ 57.807678][ T1258] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfeb [ 57.808074][ T1258] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29d689c0 | [ 57.841718][ T1259] ------------[ cut here ]------------ | [ 57.841874][ T1259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1259 | [ 57.842149][ T1259] Modules linked in: ip6_gre ip_gre gre | [ 57.842567][ T1259] Tainted: [W]=WARN [ 57.842719][ T1259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.842977][ T1259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.843188][ T1259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.843687][ T1259] RSP: 0018:ffa00000012cf020 EFLAGS: 00010286 [ 57.843857][ T1259] RAX: 00000000ffffffa6 RBX: ff1100000cfbd000 RCX: 1ff4000000259dca [ 57.844055][ T1259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd0bc [ 57.844255][ T1259] RBP: ff1100000e374000 R08: 1fe22000019f7a19 R09: ff11000009890b58 [ 57.844464][ T1259] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 57.844676][ T1259] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 57.844882][ T1259] FS: 00007efe51ad3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 57.845119][ T1259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.845285][ T1259] CR2: 000000003061c988 CR3: 00000000099eb002 CR4: 0000000000771ef0 [ 57.845494][ T1259] PKRU: 55555554 [ 57.845598][ T1259] Call Trace: [ 57.845703][ T1259] [ 57.845778][ T1259] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.845914][ T1259] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.846018][ T1259] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 57.846157][ T1259] __dev_notify_flags (net/core/dev.c:9787) [ 57.846291][ T1259] ? netif_change_name (net/core/dev.c:1495) [ 57.846429][ T1259] ? __dev_change_flags (net/core/dev.c:9752) [ 57.846566][ T1259] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 57.846709][ T1259] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.846842][ T1259] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 57.846980][ T1259] netif_change_flags (net/core/dev.c:9820) [ 57.847114][ T1259] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 57.847251][ T1259] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 57.847393][ T1259] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 57.847530][ T1259] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 57.847710][ T1259] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 57.847850][ T1259] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.847984][ T1259] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 57.848118][ T1259] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 57.848251][ T1259] ? __kernel_text_address (kernel/extable.c:79) [ 57.848390][ T1259] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.848528][ T1259] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.848670][ T1259] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 57.848808][ T1259] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.848945][ T1259] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 57.849079][ T1259] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.849212][ T1259] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.849352][ T1259] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 57.849486][ T1259] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 57.849630][ T1259] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 57.849765][ T1259] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 57.849902][ T1259] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 57.850038][ T1259] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 57.850175][ T1259] rtnl_newlink (net/core/rtnetlink.c:4150) [ 57.850310][ T1259] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.850450][ T1259] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.850590][ T1259] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.850729][ T1259] ? mark_usage (kernel/locking/lockdep.c:4674) [ 57.850863][ T1259] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.851003][ T1259] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.851136][ T1259] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.851270][ T1259] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.851411][ T1259] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.851547][ T1259] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 57.851690][ T1259] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 57.851822][ T1259] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.851987][ T1259] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.852124][ T1259] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.852259][ T1259] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.852394][ T1259] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.852532][ T1259] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 57.852682][ T1259] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.852815][ T1259] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.852953][ T1259] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 57.853088][ T1259] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 57.853224][ T1259] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.853365][ T1259] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.853502][ T1259] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.853652][ T1259] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 57.853788][ T1259] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.853924][ T1259] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 57.854061][ T1259] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 57.854197][ T1259] ? copy_msghdr_from_user (net/socket.c:2635) [ 57.854334][ T1259] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 57.854510][ T1259] ? move_addr_to_kernel (net/socket.c:258) [ 57.854707][ T1259] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 57.854880][ T1259] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.855015][ T1259] ___sys_sendmsg (net/socket.c:2752) [ 57.855148][ T1259] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 57.855316][ T1259] ? copy_msghdr_from_user (net/socket.c:2603) [ 57.855470][ T1259] __sys_sendmsg (net/socket.c:2784) [ 57.855618][ T1259] ? __sys_sendmsg_sock (net/socket.c:2765) [ 57.855752][ T1259] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 57.855918][ T1259] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 57.856051][ T1259] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.856186][ T1259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.856322][ T1259] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.856488][ T1259] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.856703][ T1259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.856961][ T1259] RIP: 0033:0x7efe51d0d08e [ 57.857184][ T1259] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 57.857968][ T1259] RSP: 002b:00007fff16343ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.858290][ T1259] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efe51d0d08e [ 57.858623][ T1259] RDX: 0000000000000000 RSI: 00007fff16343f70 RDI: 0000000000000005 [ 57.858940][ T1259] RBP: 00007fff16343ed0 R08: 0000000000000000 R09: 0000000000000000 [ 57.859180][ T1259] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec [ 57.859386][ T1259] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff16344640 | [ 57.861552][ T46] ------------[ cut here ]------------ | [ 57.861709][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/46 | [ 57.861950][ T46] Modules linked in: ip6_gre ip_gre gre | [ 57.862437][ T46] Tainted: [W]=WARN [ 57.862535][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.862697][ T46] Workqueue: events_unbound linkwatch_event [ 57.862856][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.863015][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.863721][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 57.863879][ T46] RAX: 00000000ffffffa6 RBX: ff1100000c67eac0 RCX: 1ff4000000065f02 [ 57.864061][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eb7c [ 57.864241][ T46] RBP: ff1100000a2dc000 R08: 1fe22000018cfd71 R09: ff110000024a0ba8 [ 57.864433][ T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 57.864635][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 57.864817][ T46] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 57.865032][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.865186][ T46] CR2: 00007f1839f29574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 57.865378][ T46] PKRU: 55555554 [ 57.865471][ T46] Call Trace: [ 57.865563][ T46] [ 57.865808][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.865948][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 57.866069][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.866161][ T46] netif_state_change (net/core/dev.c:1605) [ 57.866367][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.866520][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 57.866650][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 57.866775][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.866974][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 57.867096][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 57.867276][ T46] process_one_work (kernel/workqueue.c:3314) [ 57.867427][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 57.867651][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.867777][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 57.867898][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.868018][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 57.868214][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 57.868402][ T46] kthread (kernel/kthread.c:436) [ 57.868501][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 57.868725][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 57.868931][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 57.869108][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 57.869304][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 57.869459][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 57.869729][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 57.955029][ T1261] ------------[ cut here ]------------ | [ 57.955243][ T1261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1261 | [ 57.955572][ T1261] Modules linked in: ip6_gre ip_gre gre | [ 57.956100][ T1261] Tainted: [W]=WARN [ 57.956249][ T1261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.956485][ T1261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 57.956726][ T1261] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 57.957239][ T1261] RSP: 0018:ffa00000012bf150 EFLAGS: 00010286 [ 57.957466][ T1261] RAX: 00000000ffffffa6 RBX: ff1100000c9b78c0 RCX: 1ff4000000257df0 [ 57.957731][ T1261] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b797c [ 57.957975][ T1261] RBP: ff1100000e374000 R08: 1fe2200001936f31 R09: ff1100000b858b58 [ 57.958219][ T1261] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 57.958477][ T1261] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2b2a40 [ 57.958743][ T1261] FS: 00007f11ee9a1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 57.959024][ T1261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.959241][ T1261] CR2: 00000000004ebb28 CR3: 000000001285a006 CR4: 0000000000771ef0 [ 57.959500][ T1261] PKRU: 55555554 [ 57.959671][ T1261] Call Trace: [ 57.959819][ T1261] [ 57.959940][ T1261] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 57.960122][ T1261] ? notifier_call_chain (kernel/notifier.c:85) [ 57.960306][ T1261] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 57.960473][ T1261] netif_state_change (net/core/dev.c:1605) [ 57.960681][ T1261] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.960973][ T1261] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 57.961287][ T1261] linkwatch_sync_dev (net/core/link_watch.c:295) [ 57.961527][ T1261] rtnl_getlink (net/core/rtnetlink.c:4273) [ 57.961801][ T1261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.962059][ T1261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.962299][ T1261] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 57.962569][ T1261] ? mark_usage (kernel/locking/lockdep.c:4674) [ 57.962835][ T1261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.963097][ T1261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.963409][ T1261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.963674][ T1261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.963938][ T1261] ? mark_usage (kernel/locking/lockdep.c:4674) [ 57.964199][ T1261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.964479][ T1261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.964758][ T1261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 57.965023][ T1261] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 57.965286][ T1261] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 57.965566][ T1261] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 57.965834][ T1261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.966096][ T1261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.966379][ T1261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 57.966644][ T1261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 57.966907][ T1261] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 57.967167][ T1261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.967432][ T1261] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.967707][ T1261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 57.967967][ T1261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 57.968226][ T1261] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.968499][ T1261] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.968775][ T1261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.969034][ T1261] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 57.969289][ T1261] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 57.969561][ T1261] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 57.969820][ T1261] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 57.970079][ T1261] ? copy_msghdr_from_user (net/socket.c:2635) [ 57.970331][ T1261] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 57.970666][ T1261] ? move_addr_to_kernel (net/socket.c:258) [ 57.970922][ T1261] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 57.971180][ T1261] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 57.971501][ T1261] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 57.971770][ T1261] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 57.972086][ T1261] ___sys_sendmsg (net/socket.c:2752) [ 57.972365][ T1261] ? copy_msghdr_from_user (net/socket.c:2603) [ 57.972634][ T1261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 57.972915][ T1261] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 57.973175][ T1261] ? do_getsockname (net/socket.c:2192) [ 57.973460][ T1261] __sys_sendmsg (net/socket.c:2784) [ 57.973722][ T1261] ? __sys_sendmsg_sock (net/socket.c:2765) [ 57.973989][ T1261] ? __sys_getsockname (net/socket.c:2210) [ 57.974250][ T1261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 57.974532][ T1261] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 57.974796][ T1261] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 57.975046][ T1261] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 57.975304][ T1261] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.975642][ T1261] RIP: 0033:0x7f11eebdb08e [ 57.975922][ T1261] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 57.976724][ T1261] RSP: 002b:00007ffd375a11a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.977072][ T1261] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11eebdb08e [ 57.977445][ T1261] RDX: 0000000000000000 RSI: 00007ffd375a1250 RDI: 0000000000000006 [ 57.977814][ T1261] RBP: 00007ffd375a11b0 R08: 0000000000000000 R09: 0000000000000000 [ 57.978165][ T1261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec [ 57.978534][ T1261] R13: 00007ffd375a1300 R14: 000000000000000d R15: 00007ffd375a387a | [ 58.097908][ T1264] ------------[ cut here ]------------ | [ 58.098185][ T1264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1264 | [ 58.098634][ T1264] Modules linked in: ip6_gre ip_gre gre | [ 58.099148][ T1264] Tainted: [W]=WARN [ 58.099253][ T1264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.099437][ T1264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.099684][ T1264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.100292][ T1264] RSP: 0018:ffa00000010cf1b0 EFLAGS: 00010286 [ 58.100487][ T1264] RAX: 00000000ffffffa6 RBX: ff1100000d7e2ac0 RCX: 1ff4000000219dfc [ 58.100716][ T1264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2b7c [ 58.100929][ T1264] RBP: ff1100000ec21000 R08: 1fe2200001afc571 R09: ff110000106f8b80 [ 58.101135][ T1264] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 58.101338][ T1264] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 58.101551][ T1264] FS: 00007f32af938840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 58.101821][ T1264] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.102027][ T1264] CR2: 00007f32afcad070 CR3: 0000000004d8d006 CR4: 0000000000771ef0 [ 58.102231][ T1264] PKRU: 55555554 [ 58.102333][ T1264] Call Trace: [ 58.102439][ T1264] [ 58.102532][ T1264] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 58.102682][ T1264] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 58.102784][ T1264] __dev_notify_flags (net/core/dev.c:9787) [ 58.102921][ T1264] ? netif_change_name (net/core/dev.c:1495) [ 58.103057][ T1264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.103194][ T1264] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 58.103332][ T1264] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 58.103476][ T1264] ? nla_strscpy (lib/nlattr.c:795) [ 58.103625][ T1264] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 58.103762][ T1264] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 58.103899][ T1264] ? __dev_get_by_name (net/core/dev.c:883) [ 58.104044][ T1264] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 58.104184][ T1264] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 58.104323][ T1264] rtnl_newlink (net/core/rtnetlink.c:4150) [ 58.104464][ T1264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.104603][ T1264] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.104744][ T1264] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.104879][ T1264] ? mark_usage (kernel/locking/lockdep.c:4674) [ 58.105012][ T1264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.105149][ T1264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.105288][ T1264] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.105445][ T1264] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 58.105586][ T1264] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.105728][ T1264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.105863][ T1264] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.106003][ T1264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.106145][ T1264] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.106282][ T1264] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 58.106425][ T1264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.106567][ T1264] ? netlink_ack (./include/linux/skbuff.h:2718) [ 58.106716][ T1264] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 58.106852][ T1264] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 58.106990][ T1264] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 58.107128][ T1264] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 58.107265][ T1264] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.107407][ T1264] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 58.107547][ T1264] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 58.107695][ T1264] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 58.107833][ T1264] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 58.107970][ T1264] ? copy_msghdr_from_user (net/socket.c:2635) [ 58.108107][ T1264] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 58.108290][ T1264] ? move_addr_to_kernel (net/socket.c:258) [ 58.108513][ T1264] ___sys_sendmsg (net/socket.c:2752) [ 58.108659][ T1264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.108794][ T1264] ? copy_msghdr_from_user (net/socket.c:2603) [ 58.108942][ T1264] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 58.109079][ T1264] __sys_sendmsg (net/socket.c:2784) [ 58.109235][ T1264] ? __sys_sendmsg_sock (net/socket.c:2765) [ 58.109471][ T1264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.109619][ T1264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.109757][ T1264] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 58.109895][ T1264] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 58.110039][ T1264] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 58.110176][ T1264] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 58.110342][ T1264] RIP: 0033:0x7f32afb7208e [ 58.110659][ T1264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 58.111174][ T1264] RSP: 002b:00007ffd2548a850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 58.111551][ T1264] RAX: ffffffffffffffda RBX: 00007ffd2548b000 RCX: 00007f32afb7208e [ 58.111773][ T1264] RDX: 0000000000000000 RSI: 00007ffd2548a900 RDI: 0000000000000005 [ 58.111992][ T1264] RBP: 00007ffd2548a860 R08: 0000000000000000 R09: 0000000000000000 [ 58.112208][ T1264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec [ 58.112498][ T1264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2548afd0 | [ 58.154299][ T1265] ------------[ cut here ]------------ | [ 58.154557][ T1265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1265 | [ 58.154991][ T1265] Modules linked in: ip6_gre ip_gre gre | [ 58.155435][ T1265] Tainted: [W]=WARN [ 58.155541][ T1265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.155724][ T1265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.155901][ T1265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.156389][ T1265] RSP: 0018:ffa00000012df1b0 EFLAGS: 00010286 [ 58.156562][ T1265] RAX: 00000000ffffffa6 RBX: ff1100000bd26ac0 RCX: 1ff400000025bdfc [ 58.156778][ T1265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26b7c [ 58.156980][ T1265] RBP: ff1100000fe61000 R08: 1fe22000017a4d71 R09: ff11000009500b80 [ 58.157182][ T1265] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 58.157391][ T1265] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 58.157600][ T1265] FS: 00007fc66d161840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 58.157843][ T1265] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.158014][ T1265] CR2: 00007fc66d35a460 CR3: 000000000e066005 CR4: 0000000000771ef0 [ 58.158222][ T1265] PKRU: 55555554 [ 58.158324][ T1265] Call Trace: [ 58.158429][ T1265] [ 58.158502][ T1265] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 58.158654][ T1265] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 58.158757][ T1265] __dev_notify_flags (net/core/dev.c:9787) [ 58.158900][ T1265] ? netif_change_name (net/core/dev.c:1495) [ 58.159036][ T1265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.159171][ T1265] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 58.159312][ T1265] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 58.159458][ T1265] ? nla_strscpy (lib/nlattr.c:795) [ 58.159604][ T1265] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 58.159750][ T1265] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 58.159886][ T1265] ? __dev_get_by_name (net/core/dev.c:883) [ 58.160021][ T1265] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 58.160163][ T1265] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 58.160303][ T1265] rtnl_newlink (net/core/rtnetlink.c:4150) [ 58.160446][ T1265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.160590][ T1265] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.160734][ T1265] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.160907][ T1265] ? mark_usage (kernel/locking/lockdep.c:4674) [ 58.161046][ T1265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.161187][ T1265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.161323][ T1265] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.161463][ T1265] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 58.161605][ T1265] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.161750][ T1265] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.161887][ T1265] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.162025][ T1265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.162163][ T1265] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.162299][ T1265] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 58.162441][ T1265] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.162583][ T1265] ? netlink_ack (./include/linux/skbuff.h:2718) [ 58.162730][ T1265] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 58.162865][ T1265] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 58.163005][ T1265] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 58.163143][ T1265] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 58.163280][ T1265] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.163423][ T1265] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 58.163562][ T1265] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 58.163709][ T1265] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 58.163849][ T1265] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 58.163986][ T1265] ? copy_msghdr_from_user (net/socket.c:2635) [ 58.164122][ T1265] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 58.164290][ T1265] ? move_addr_to_kernel (net/socket.c:258) [ 58.164435][ T1265] ___sys_sendmsg (net/socket.c:2752) [ 58.164573][ T1265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.164721][ T1265] ? copy_msghdr_from_user (net/socket.c:2603) [ 58.164868][ T1265] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 58.165007][ T1265] __sys_sendmsg (net/socket.c:2784) [ 58.165144][ T1265] ? __sys_sendmsg_sock (net/socket.c:2765) [ 58.165283][ T1265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.165426][ T1265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.165565][ T1265] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 58.165715][ T1265] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 58.165850][ T1265] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 58.165986][ T1265] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 58.166153][ T1265] RIP: 0033:0x7fc66d39b08e [ 58.166294][ T1265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 58.166795][ T1265] RSP: 002b:00007ffee2c4bc30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 58.167002][ T1265] RAX: ffffffffffffffda RBX: 00007ffee2c4c3e0 RCX: 00007fc66d39b08e [ 58.167204][ T1265] RDX: 0000000000000000 RSI: 00007ffee2c4bce0 RDI: 0000000000000005 [ 58.167411][ T1265] RBP: 00007ffee2c4bc40 R08: 0000000000000000 R09: 0000000000000000 [ 58.167625][ T1265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec [ 58.167828][ T1265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee2c4c3b0 | [ 58.204425][ T1266] ------------[ cut here ]------------ | [ 58.204618][ T1266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1266 | [ 58.204892][ T1266] Modules linked in: ip6_gre ip_gre gre | [ 58.205313][ T1266] Tainted: [W]=WARN [ 58.205425][ T1266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.205598][ T1266] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.205805][ T1266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.206284][ T1266] RSP: 0018:ffa00000012ef020 EFLAGS: 00010286 [ 58.206461][ T1266] RAX: 00000000ffffffa6 RBX: ff1100000cfbc740 RCX: 1ff400000025ddca [ 58.206673][ T1266] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc7fc [ 58.206874][ T1266] RBP: ff1100000ec21000 R08: 1fe22000019f7901 R09: ff11000009502e58 [ 58.207074][ T1266] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 58.207273][ T1266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 58.207749][ T1266] FS: 00007f91ee1cc840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 58.207989][ T1266] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.208159][ T1266] CR2: 000000000ece0988 CR3: 0000000004d8d002 CR4: 0000000000771ef0 [ 58.208362][ T1266] PKRU: 55555554 [ 58.208468][ T1266] Call Trace: [ 58.208571][ T1266] [ 58.208652][ T1266] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 58.208790][ T1266] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 58.208895][ T1266] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 58.209030][ T1266] __dev_notify_flags (net/core/dev.c:9787) [ 58.209167][ T1266] ? netif_change_name (net/core/dev.c:1495) [ 58.209302][ T1266] ? __dev_change_flags (net/core/dev.c:9752) [ 58.209444][ T1266] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 58.209588][ T1266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.209750][ T1266] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 58.209893][ T1266] netif_change_flags (net/core/dev.c:9820) [ 58.210027][ T1266] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 58.210162][ T1266] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 58.210299][ T1266] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 58.210460][ T1266] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 58.210647][ T1266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 58.210783][ T1266] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.210915][ T1266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 58.211047][ T1266] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 58.211183][ T1266] ? __kernel_text_address (kernel/extable.c:79) [ 58.211316][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.211459][ T1266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.211602][ T1266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 58.211825][ T1266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.212039][ T1266] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.212250][ T1266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.212471][ T1266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.212691][ T1266] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 58.212906][ T1266] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 58.213121][ T1266] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 58.213336][ T1266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 58.213568][ T1266] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 58.213799][ T1266] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 58.214018][ T1266] rtnl_newlink (net/core/rtnetlink.c:4150) [ 58.214236][ T1266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.214457][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.214636][ T1266] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.214768][ T1266] ? mark_usage (kernel/locking/lockdep.c:4674) [ 58.214903][ T1266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.215039][ T1266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.215179][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.215310][ T1266] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.215451][ T1266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.215593][ T1266] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.215733][ T1266] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 58.215870][ T1266] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.216004][ T1266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.216137][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.216273][ T1266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.216408][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.216545][ T1266] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 58.216688][ T1266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.216820][ T1266] ? netlink_ack (./include/linux/skbuff.h:2718) [ 58.216959][ T1266] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 58.217091][ T1266] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 58.217229][ T1266] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 58.217377][ T1266] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 58.217518][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.217728][ T1266] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 58.217863][ T1266] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 58.217999][ T1266] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 58.218134][ T1266] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 58.218269][ T1266] ? copy_msghdr_from_user (net/socket.c:2635) [ 58.218415][ T1266] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 58.218588][ T1266] ? move_addr_to_kernel (net/socket.c:258) [ 58.218730][ T1266] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 58.218866][ T1266] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.219004][ T1266] ___sys_sendmsg (net/socket.c:2752) [ 58.219136][ T1266] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 58.219301][ T1266] ? copy_msghdr_from_user (net/socket.c:2603) [ 58.219455][ T1266] __sys_sendmsg (net/socket.c:2784) [ 58.219594][ T1266] ? __sys_sendmsg_sock (net/socket.c:2765) [ 58.219732][ T1266] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 58.219904][ T1266] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 58.220039][ T1266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.220171][ T1266] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 58.220308][ T1266] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 58.220448][ T1266] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 58.220587][ T1266] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 58.220758][ T1266] RIP: 0033:0x7f91ee40608e [ 58.220898][ T1266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 58.221385][ T1266] RSP: 002b:00007fff0ded3d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 58.221597][ T1266] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f91ee40608e [ 58.221807][ T1266] RDX: 0000000000000000 RSI: 00007fff0ded3db0 RDI: 0000000000000005 [ 58.222006][ T1266] RBP: 00007fff0ded3d10 R08: 0000000000000000 R09: 0000000000000000 [ 58.222207][ T1266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec [ 58.222410][ T1266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0ded4480 | [ 58.253179][ T1267] ------------[ cut here ]------------ | [ 58.253364][ T1267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1267 | [ 58.253650][ T1267] Modules linked in: ip6_gre ip_gre gre | [ 58.254223][ T1267] Tainted: [W]=WARN [ 58.255052][ T1267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.255325][ T1267] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.255619][ T1267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.256387][ T1267] RSP: 0018:ffa00000012ff020 EFLAGS: 00010286 [ 58.256675][ T1267] RAX: 00000000ffffffa6 RBX: ff1100000bd26200 RCX: 1ff400000025fdca [ 58.256994][ T1267] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd262bc [ 58.257313][ T1267] RBP: ff1100000fe61000 R08: 1fe22000017a4c59 R09: ff11000009505158 [ 58.257651][ T1267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 58.257969][ T1267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 58.258284][ T1267] FS: 00007fce3f672840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 58.258663][ T1267] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.258931][ T1267] CR2: 00007fce3f9421a0 CR3: 000000000e066002 CR4: 0000000000771ef0 [ 58.259250][ T1267] PKRU: 55555554 [ 58.259415][ T1267] Call Trace: [ 58.259565][ T1267] [ 58.259682][ T1267] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 58.259897][ T1267] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 58.260052][ T1267] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 58.260256][ T1267] __dev_notify_flags (net/core/dev.c:9787) [ 58.260474][ T1267] ? netif_change_name (net/core/dev.c:1495) [ 58.260690][ T1267] ? __dev_change_flags (net/core/dev.c:9752) [ 58.260899][ T1267] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 58.261103][ T1267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.261307][ T1267] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 58.261531][ T1267] netif_change_flags (net/core/dev.c:9820) [ 58.261751][ T1267] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 58.261954][ T1267] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 58.262166][ T1267] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 58.262384][ T1267] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 58.262648][ T1267] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 58.262857][ T1267] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.263068][ T1267] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 58.263273][ T1267] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 58.263490][ T1267] ? __kernel_text_address (kernel/extable.c:79) [ 58.263703][ T1267] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.263918][ T1267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.264123][ T1267] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 58.264337][ T1267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.264561][ T1267] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.264779][ T1267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.264996][ T1267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.265208][ T1267] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 58.265430][ T1267] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 58.265648][ T1267] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 58.265864][ T1267] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 58.266081][ T1267] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 58.266301][ T1267] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 58.266530][ T1267] rtnl_newlink (net/core/rtnetlink.c:4150) [ 58.266745][ T1267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.266948][ T1267] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.267154][ T1267] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.267366][ T1267] ? mark_usage (kernel/locking/lockdep.c:4674) [ 58.267579][ T1267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.267803][ T1267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.268012][ T1267] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.268219][ T1267] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.268433][ T1267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.268658][ T1267] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 58.268875][ T1267] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 58.269092][ T1267] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.269306][ T1267] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.269530][ T1267] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.269748][ T1267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.269961][ T1267] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 58.270172][ T1267] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 58.270395][ T1267] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.270616][ T1267] ? netlink_ack (./include/linux/skbuff.h:2718) [ 58.270839][ T1267] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 58.271050][ T1267] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 58.271266][ T1267] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 58.271491][ T1267] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 58.271704][ T1267] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 58.271918][ T1267] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 58.272134][ T1267] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 58.272358][ T1267] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 58.272570][ T1267] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 58.272792][ T1267] ? copy_msghdr_from_user (net/socket.c:2635) [ 58.273009][ T1267] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 58.273277][ T1267] ? move_addr_to_kernel (net/socket.c:258) [ 58.273503][ T1267] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 58.273721][ T1267] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 58.273936][ T1267] ___sys_sendmsg (net/socket.c:2752) [ 58.274148][ T1267] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 58.274419][ T1267] ? copy_msghdr_from_user (net/socket.c:2603) [ 58.274655][ T1267] __sys_sendmsg (net/socket.c:2784) [ 58.274868][ T1267] ? __sys_sendmsg_sock (net/socket.c:2765) [ 58.275078][ T1267] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 58.275359][ T1267] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 58.275578][ T1267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.275794][ T1267] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 58.276012][ T1267] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 58.276230][ T1267] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 58.276452][ T1267] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 58.276723][ T1267] RIP: 0033:0x7fce3f8ac08e [ 58.276945][ T1267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 58.277721][ T1267] RSP: 002b:00007ffc7dc4e000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 58.278037][ T1267] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fce3f8ac08e [ 58.278366][ T1267] RDX: 0000000000000000 RSI: 00007ffc7dc4e0b0 RDI: 0000000000000005 [ 58.278692][ T1267] RBP: 00007ffc7dc4e010 R08: 0000000000000000 R09: 0000000000000000 [ 58.279007][ T1267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec [ 58.279322][ T1267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7dc4e780 | [ 58.802584][ T12] ------------[ cut here ]------------ | [ 58.802836][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 58.803139][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.803699][ T12] Tainted: [W]=WARN [ 58.803844][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.804048][ T12] Workqueue: netns cleanup_net [ 58.804232][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.804458][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.804968][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 58.805175][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb28ac0 RCX: 1ff4000000018ec7 [ 58.805422][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28b7c [ 58.805675][ T12] RBP: ff1100000ed91000 R08: 1fe2200001f65171 R09: ff11000001aed1d0 [ 58.805909][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 58.806143][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 58.806393][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 58.806677][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.806884][ T12] CR2: 00005650d6f3b0a8 CR3: 0000000005870004 CR4: 0000000000771ef0 [ 58.807120][ T12] PKRU: 55555554 [ 58.807260][ T12] Call Trace: [ 58.807416][ T12] [ 58.807533][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 58.807738][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 58.807884][ T12] netif_close_many (net/core/dev.c:1804) [ 58.808061][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 58.808235][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 58.808463][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 58.808687][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 58.808865][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.809068][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.809254][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.809446][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.809636][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.809814][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.809991][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.810166][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.810360][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.810554][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.810881][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.811199][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.811530][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.811861][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.812177][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.812517][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.812843][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.813163][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.813511][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.813811][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.814117][ T12] kthread (kernel/kthread.c:436) [ 58.814383][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.814750][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.815062][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.815398][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.815783][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.816060][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.816392][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.820477][ T12] ------------[ cut here ]------------ | [ 58.820773][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 58.821712][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.822756][ T12] Tainted: [W]=WARN [ 58.823004][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.823425][ T12] Workqueue: netns cleanup_net [ 58.823761][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.824164][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.825228][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 58.825654][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6040 RCX: 1ff4000000018e80 [ 58.826111][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b60fc [ 58.826607][ T12] RBP: ff1100000ec71000 R08: 1fe2200001936c21 R09: ff11000001aed1d0 [ 58.827071][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 58.827554][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 58.828021][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 58.828575][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.828973][ T12] CR2: 00005650d6f3b0a8 CR3: 0000000005870004 CR4: 0000000000771ef0 [ 58.829465][ T12] PKRU: 55555554 [ 58.829710][ T12] Call Trace: [ 58.829885][ T12] [ 58.830002][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 58.830186][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 58.830360][ T12] netif_close_many (net/core/dev.c:1804) [ 58.830630][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 58.830889][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.831149][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 58.831425][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 58.831698][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 58.831943][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 58.832204][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 58.832479][ T12] notifier_call_chain (kernel/notifier.c:85) [ 58.832749][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 58.833015][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 58.833288][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 58.833638][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 58.833953][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 58.834209][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.834529][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.834801][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.835071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.835326][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.835592][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.835871][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.836142][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.836417][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.836688][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.836965][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.837223][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.837507][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.837788][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.838046][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.838325][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.838636][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.838897][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.839164][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.839467][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.839738][ T12] kthread (kernel/kthread.c:436) [ 58.839947][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.840264][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.840547][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.840813][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.841130][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.841418][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.841703][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.846009][ T12] ------------[ cut here ]------------ | [ 58.846239][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 58.847441][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.848341][ T12] Tainted: [W]=WARN [ 58.848704][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.849066][ T12] Workqueue: netns cleanup_net [ 58.849427][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.849826][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.850694][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.851073][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2371c0 RCX: 1ff4000000018eed [ 58.851519][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23727c [ 58.851932][ T12] RBP: ff1100000a809000 R08: 1fe2200001646e51 R09: ff11000001aed1d0 [ 58.852343][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 58.852862][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.853283][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 58.853786][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.854160][ T12] CR2: 00005650d6f3b0a8 CR3: 0000000005870004 CR4: 0000000000771ef0 [ 58.854597][ T12] PKRU: 55555554 [ 58.854912][ T12] Call Trace: [ 58.855111][ T12] [ 58.855257][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.855579][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.855882][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.856134][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.856410][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.856670][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.856920][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.857184][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.857459][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.857697][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.857944][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.858186][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.858445][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.858709][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.858963][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.859219][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.859498][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.859766][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.860024][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.860283][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.860551][ T12] kthread (kernel/kthread.c:436) [ 58.860751][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.861042][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.861293][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.861552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.861856][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.862107][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.862379][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.869882][ T12] ------------[ cut here ]------------ | [ 58.870117][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 58.870510][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.871158][ T12] Tainted: [W]=WARN [ 58.871305][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.871566][ T12] Workqueue: netns cleanup_net [ 58.871776][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.872028][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.872737][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 58.872979][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bec80 RCX: 1ff4000000018e99 [ 58.873268][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bed3c [ 58.873567][ T12] RBP: ff1100000ec71000 R08: 1fe2200001ad7da9 R09: ff11000001aed1d0 [ 58.873859][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 58.874145][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.874441][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 58.874781][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.875022][ T12] CR2: 00007f31f8d7f808 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 58.875317][ T12] PKRU: 55555554 [ 58.875472][ T12] Call Trace: [ 58.875624][ T12] [ 58.875729][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.875979][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.876227][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 58.876417][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 58.876618][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 58.876865][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 58.877065][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 58.877262][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 58.877467][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 58.877679][ T12] notifier_call_chain (kernel/notifier.c:85) [ 58.877885][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 58.878135][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.878389][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.878584][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.878786][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.878965][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.879090][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.879245][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.879379][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.879538][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.879684][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.879808][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.879930][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.880055][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.880178][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.880304][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.880438][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.880563][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.880708][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.880837][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.880960][ T12] kthread (kernel/kthread.c:436) [ 58.881052][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.881225][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.881358][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.881486][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.881657][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.881781][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.881905][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.884050][ T12] ------------[ cut here ]------------ | [ 58.884178][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 58.884423][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.884859][ T12] Tainted: [W]=WARN [ 58.884951][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.885100][ T12] Workqueue: netns cleanup_net [ 58.885224][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.886201][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.886660][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.886811][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf380 RCX: 1ff4000000018eed [ 58.886992][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf43c [ 58.887173][ T12] RBP: ff1100000ed91000 R08: 1fe2200001ad7e89 R09: ff11000001aed1d0 [ 58.887359][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 58.887537][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.887733][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 58.887943][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.888093][ T12] CR2: 00007f31f8d7f808 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 58.888273][ T12] PKRU: 55555554 [ 58.888367][ T12] Call Trace: [ 58.888456][ T12] [ 58.888519][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.888681][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.888835][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.888953][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.889074][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.889192][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.889312][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.889440][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.889563][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.889747][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.889941][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.890134][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.890274][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.890401][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.890521][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.890683][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.890821][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.890942][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.891065][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.891190][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.891310][ T12] kthread (kernel/kthread.c:436) [ 58.891405][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.891562][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.891689][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.891811][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.891973][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.892096][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.892217][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.894774][ T12] ------------[ cut here ]------------ | [ 58.894900][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 58.895129][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.896252][ T12] Tainted: [W]=WARN [ 58.896402][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.896551][ T12] Workqueue: netns cleanup_net [ 58.896686][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.896846][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.897289][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.897490][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf8c0 RCX: 1ff4000000018eed [ 58.897687][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf97c [ 58.897912][ T12] RBP: ff11000005971000 R08: 1fe2200001ad7f31 R09: ff11000001aed1d0 [ 58.898089][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 58.898266][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.898504][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 58.898724][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.898874][ T12] CR2: 00007f31f8d7f808 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 58.899053][ T12] PKRU: 55555554 [ 58.899144][ T12] Call Trace: [ 58.899234][ T12] [ 58.899296][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.899498][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.899655][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.899777][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.899899][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.900019][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.900138][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.900259][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.900429][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.900549][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.900684][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.900804][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.900922][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.901046][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.901165][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.901286][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.901460][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.901584][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.901713][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.901838][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.902041][ T12] kthread (kernel/kthread.c:436) [ 58.902132][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.902280][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.902464][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.902589][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.902742][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.902934][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.903058][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.912798][ T12] ------------[ cut here ]------------ | [ 58.912943][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 58.913178][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.913583][ T12] Tainted: [W]=WARN [ 58.913685][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.913835][ T12] Workqueue: netns cleanup_net [ 58.913961][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.914117][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.914548][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.914711][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfa80 RCX: 1ff4000000018eed [ 58.914888][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfb3c [ 58.915072][ T12] RBP: ff1100000fe74000 R08: 1fe2200001ad7f69 R09: ff11000001aed1d0 [ 58.915249][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 58.915433][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.915633][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 58.915922][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.916130][ T12] CR2: 00007fd22512040d CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 58.916385][ T12] PKRU: 55555554 [ 58.916509][ T12] Call Trace: [ 58.916638][ T12] [ 58.916726][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.916936][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.917141][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.917306][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.917484][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.917676][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.917842][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.918010][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.918180][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.918344][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.918522][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.918698][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.918859][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.919025][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.919188][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.919363][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.919536][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.919708][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.919884][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.920056][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.920221][ T12] kthread (kernel/kthread.c:436) [ 58.920353][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.920557][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.920731][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.920897][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.921103][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.921266][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.921436][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.924434][ T12] ------------[ cut here ]------------ | [ 58.924602][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 58.924929][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.925483][ T12] Tainted: [W]=WARN [ 58.925609][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.925822][ T12] Workqueue: netns cleanup_net [ 58.925992][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.926208][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.926812][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.927021][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fc6de00 RCX: 1ff4000000018eed [ 58.927265][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fc6debc [ 58.927521][ T12] RBP: ff1100000eb44000 R08: 1fe2200001f8dbd9 R09: ff11000001aed1d0 [ 58.927776][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 58.928025][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.928275][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 58.928568][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.928778][ T12] CR2: 00007fd22512040d CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 58.929029][ T12] PKRU: 55555554 [ 58.929153][ T12] Call Trace: [ 58.929277][ T12] [ 58.929369][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.929587][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.929797][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.929960][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.930126][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.930290][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.930467][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.930639][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.930807][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.930969][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.931142][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.931313][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.931484][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.931658][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.931823][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.931990][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.932162][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.932325][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.932504][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.932682][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.932845][ T12] kthread (kernel/kthread.c:436) [ 58.932968][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.933172][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.933337][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.933511][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.933724][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.933890][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.934055][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.937295][ T12] ------------[ cut here ]------------ | [ 58.937468][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 58.937792][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.938446][ T12] Tainted: [W]=WARN [ 58.938571][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.938896][ T12] Workqueue: netns cleanup_net [ 58.939066][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.939280][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.939878][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.940196][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fc6da80 RCX: 1ff4000000018eed [ 58.940446][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fc6db3c [ 58.940696][ T12] RBP: ff11000007c19000 R08: 1fe2200001f8db69 R09: ff11000001aed1d0 [ 58.941049][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 58.941295][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.941548][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 58.941950][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.942157][ T12] CR2: 00007fd22512040d CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 58.942409][ T12] PKRU: 55555554 [ 58.942535][ T12] Call Trace: [ 58.942663][ T12] [ 58.942749][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.942959][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.943272][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.943444][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.943618][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.943782][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.944057][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.944223][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.944399][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.944562][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.944848][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.945015][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.945178][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.945355][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.945638][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.945804][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.945972][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.946136][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.946424][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.946596][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.946763][ T12] kthread (kernel/kthread.c:436) [ 58.946887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.947197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.947366][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.947530][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.947742][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.948015][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.948179][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.951862][ T12] ------------[ cut here ]------------ | [ 58.951986][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 58.952288][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.952773][ T12] Tainted: [W]=WARN [ 58.952861][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.953014][ T12] Workqueue: netns cleanup_net [ 58.953213][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.953373][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.953889][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.954039][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb540 RCX: 1ff4000000018eed [ 58.954218][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb5fc [ 58.954475][ T12] RBP: ff11000008acc000 R08: 1fe2200000af76c1 R09: ff11000001aed1d0 [ 58.954656][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 58.954906][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.955085][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 58.955292][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.955447][ T12] CR2: 00007fd22512040d CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 58.955629][ T12] PKRU: 55555554 [ 58.955718][ T12] Call Trace: [ 58.955807][ T12] [ 58.955942][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.956096][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.956244][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.956366][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.956561][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.956683][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.956802][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.956922][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.957117][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.957234][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.957359][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.957482][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.957682][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.957804][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.957925][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.958044][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.958242][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.958363][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.958488][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.958620][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.958811][ T12] kthread (kernel/kthread.c:436) [ 58.958900][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.959049][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.959169][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.959364][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.959514][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.959644][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.959762][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.969364][ T12] ------------[ cut here ]------------ | [ 58.969513][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 58.969753][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.970217][ T12] Tainted: [W]=WARN [ 58.970307][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.970978][ T12] Workqueue: netns cleanup_net [ 58.971104][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.971261][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.971747][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.971895][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bbe00 RCX: 1ff4000000018eed [ 58.972068][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbebc [ 58.972242][ T12] RBP: ff11000005941000 R08: 1fe2200000af77d9 R09: ff11000001aed1d0 [ 58.972471][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 58.972724][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.972999][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 58.973227][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.973431][ T12] CR2: 00007fd22512040d CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 58.973625][ T12] PKRU: 55555554 [ 58.973719][ T12] Call Trace: [ 58.973809][ T12] [ 58.973872][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.974029][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.974176][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.974301][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.974474][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.974594][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.974744][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.974869][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.974989][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.975107][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.975233][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.975401][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.975521][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.975655][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.975775][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.975896][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.976020][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.976141][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.976266][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.976437][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.976557][ T12] kthread (kernel/kthread.c:436) [ 58.976654][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.976801][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.976922][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.977040][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.977189][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.977310][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.977479][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.980851][ T12] ------------[ cut here ]------------ | [ 58.981046][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 58.981415][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.982033][ T12] Tainted: [W]=WARN [ 58.982174][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.982413][ T12] Workqueue: netns cleanup_net [ 58.982603][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.982847][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.983509][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.983750][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0900 RCX: 1ff4000000018eed [ 58.984024][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a09bc [ 58.984302][ T12] RBP: ff110000100f9000 R08: 1fe2200002514139 R09: ff11000001aed1d0 [ 58.984590][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 58.984879][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.985156][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 58.985493][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.985732][ T12] CR2: 00007f31f8d7f808 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 58.986013][ T12] PKRU: 55555554 [ 58.986146][ T12] Call Trace: [ 58.986282][ T12] [ 58.986391][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.986634][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.986868][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.987055][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.987245][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.987447][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.987640][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.987831][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.988024][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.988213][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.988415][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.988605][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.988794][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.988984][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 58.989170][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 58.989369][ T12] process_one_work (kernel/workqueue.c:3314) [ 58.989562][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 58.989752][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 58.989951][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 58.990148][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 58.990324][ T12] kthread (kernel/kthread.c:436) [ 58.990430][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 58.990578][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.990714][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 58.990833][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 58.990980][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 58.991098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 58.991215][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 58.994429][ T12] ------------[ cut here ]------------ | [ 58.994625][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 58.994994][ T12] Modules linked in: ip6_gre ip_gre gre | [ 58.995494][ T12] Tainted: [W]=WARN [ 58.995589][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.995739][ T12] Workqueue: netns cleanup_net [ 58.995864][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 58.996016][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 58.996439][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 58.996593][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0ac0 RCX: 1ff4000000018eed [ 58.996775][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0b7c [ 58.996950][ T12] RBP: ff11000008f0c000 R08: 1fe2200002514171 R09: ff11000001aed1d0 [ 58.997122][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 58.997299][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 58.997484][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 58.997703][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.997852][ T12] CR2: 00007f31f8d7f808 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 58.998029][ T12] PKRU: 55555554 [ 58.998117][ T12] Call Trace: [ 58.998206][ T12] [ 58.998269][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 58.998424][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 58.998571][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 58.998703][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 58.998820][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 58.998937][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 58.999053][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 58.999173][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 58.999293][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 58.999416][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 58.999537][ T12] cleanup_net (net/core/net_namespace.c:702) [ 58.999667][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 58.999783][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 58.999902][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.000019][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.000139][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.000261][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.000385][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.000508][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.000641][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.000758][ T12] kthread (kernel/kthread.c:436) [ 59.000846][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.000993][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.001114][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.001233][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.001387][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.001505][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.001630][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.026475][ T12] ------------[ cut here ]------------ | [ 59.026649][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 59.026885][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.027284][ T12] Tainted: [W]=WARN [ 59.027390][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.027541][ T12] Workqueue: netns cleanup_net [ 59.027681][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.027837][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.028370][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 59.028538][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a18c0 RCX: 1ff4000000018ed5 [ 59.028744][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a197c [ 59.028926][ T12] RBP: ff110000051b1000 R08: 1fe2200002514331 R09: ff11000001aed1d0 [ 59.029103][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 59.029281][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.029495][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 59.029734][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.029887][ T12] CR2: 00007ffcd62a5f40 CR3: 0000000005870001 CR4: 0000000000771ef0 [ 59.030069][ T12] PKRU: 55555554 [ 59.030159][ T12] Call Trace: [ 59.030249][ T12] [ 59.030313][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.030481][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.030644][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 59.030767][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 59.030888][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 59.031011][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 59.031130][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 59.031252][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 59.031380][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.031519][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.031695][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.031820][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.031940][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.032116][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.032243][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.032432][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.032564][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.032761][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.032891][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.033068][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.033192][ T12] kthread (kernel/kthread.c:436) [ 59.033333][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.033509][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.033707][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.033834][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.033985][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.034104][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.034223][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.726606][ T12] ------------[ cut here ]------------ | [ 59.726859][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 59.727294][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.727999][ T12] Tainted: [W]=WARN [ 59.728164][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.728454][ T12] Workqueue: netns cleanup_net [ 59.728690][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.728937][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.729700][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 59.729940][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278aac0 RCX: 1ff4000000018ec7 [ 59.730252][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ab7c [ 59.730530][ T12] RBP: ff1100000fe61000 R08: 1fe22000004f1571 R09: ff11000001aed1d0 [ 59.730796][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 59.730979][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 59.731165][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 59.731398][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.731558][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 59.731811][ T12] PKRU: 55555554 [ 59.731963][ T12] Call Trace: [ 59.732138][ T12] [ 59.732243][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 59.732472][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 59.732585][ T12] netif_close_many (net/core/dev.c:1804) [ 59.732743][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 59.732941][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 59.733223][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 59.733499][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 59.733685][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.733924][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.734160][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.734397][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.734567][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.734760][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.734901][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.735028][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.735152][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.735343][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.735493][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.735637][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.735761][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.735887][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.736009][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.736137][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.736265][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.736458][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.736600][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.736742][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.736921][ T12] kthread (kernel/kthread.c:436) [ 59.737022][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.737178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.737304][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.737447][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.737627][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.737752][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.737874][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.740460][ T12] ------------[ cut here ]------------ | [ 59.740598][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 59.740844][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.741275][ T12] Tainted: [W]=WARN [ 59.741379][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.741533][ T12] Workqueue: netns cleanup_net [ 59.741680][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.741837][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.742276][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.742435][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82e40 RCX: 1ff4000000018eed [ 59.742655][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82efc [ 59.742838][ T12] RBP: ff110000102ac000 R08: 1fe22000017b05e1 R09: ff11000001aed1d0 [ 59.743090][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 59.743268][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.743453][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 59.743750][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.743902][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 59.744088][ T12] PKRU: 55555554 [ 59.744251][ T12] Call Trace: [ 59.744342][ T12] [ 59.744411][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.744567][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.744800][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.744921][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.745041][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.745159][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.745359][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.745482][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.745610][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.745734][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.745928][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.746052][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.746170][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.746295][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.746419][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.746549][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.746704][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.746827][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.747076][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.747219][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.747339][ T12] kthread (kernel/kthread.c:436) [ 59.747442][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.747685][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.747803][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.747929][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.748078][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.748268][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.748392][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.754716][ T12] ------------[ cut here ]------------ | [ 59.754858][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 59.755093][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.756122][ T12] Tainted: [W]=WARN [ 59.756218][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.756429][ T12] Workqueue: netns cleanup_net [ 59.756557][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.756726][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.757156][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.757316][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb1540 RCX: 1ff4000000018eed [ 59.757546][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb15fc [ 59.757747][ T12] RBP: ff1100000fe61000 R08: 1fe22000017d62c1 R09: ff11000001aed1d0 [ 59.757924][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 59.758107][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.758288][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 59.758552][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.758716][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 59.758901][ T12] PKRU: 55555554 [ 59.758994][ T12] Call Trace: [ 59.759082][ T12] [ 59.759146][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.759299][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.759496][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.759627][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.759892][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.760011][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.760130][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.760253][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.760425][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.761059][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.761184][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.761311][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.761479][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.761605][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.761730][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.761856][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.761981][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.762099][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.762224][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.762398][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.762517][ T12] kthread (kernel/kthread.c:436) [ 59.762629][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.762786][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.762911][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.763032][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.763183][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.763303][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.763475][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.766918][ T12] ------------[ cut here ]------------ | [ 59.767049][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 59.767287][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.767723][ T12] Tainted: [W]=WARN [ 59.767897][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.768070][ T12] Workqueue: netns cleanup_net [ 59.768197][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.768374][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.768819][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.768974][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb0040 RCX: 1ff4000000018eed [ 59.769150][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb00fc [ 59.769326][ T12] RBP: ff1100000d969000 R08: 1fe22000017d6021 R09: ff11000001aed1d0 [ 59.769508][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 59.769786][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.770127][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 59.770515][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.770690][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 59.770870][ T12] PKRU: 55555554 [ 59.770964][ T12] Call Trace: [ 59.771054][ T12] [ 59.771118][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.771271][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.771429][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.771556][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.771690][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.771809][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.771931][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.772051][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.772171][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.772289][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.772503][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.772628][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.772745][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.772868][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.772987][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.773111][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.773238][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.773458][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.773590][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.773720][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.773840][ T12] kthread (kernel/kthread.c:436) [ 59.773930][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.774080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.774200][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.774323][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.774556][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.774701][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.774826][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.779366][ T12] ------------[ cut here ]------------ | [ 59.779504][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 59.779842][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.780270][ T12] Tainted: [W]=WARN [ 59.780377][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.780527][ T12] Workqueue: netns cleanup_net [ 59.780659][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.780820][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.781310][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.781537][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb1a80 RCX: 1ff4000000018eed [ 59.781793][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb1b3c [ 59.782093][ T12] RBP: ff11000004f09000 R08: 1fe22000017d6369 R09: ff11000001aed1d0 [ 59.782427][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 59.782754][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.783033][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 59.783265][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.783513][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 59.783726][ T12] PKRU: 55555554 [ 59.783816][ T12] Call Trace: [ 59.783906][ T12] [ 59.783970][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.784145][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.784336][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.784477][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.784609][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.784737][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.784856][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.784977][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.785099][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.785217][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.785341][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.785670][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.785817][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.785936][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.786054][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.786174][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.786296][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.786471][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.786609][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.786745][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.786865][ T12] kthread (kernel/kthread.c:436) [ 59.786955][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.787102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.787221][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.787342][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.787549][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.787698][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.787868][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.791175][ T12] ------------[ cut here ]------------ | [ 59.791313][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 59.791570][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.792202][ T12] Tainted: [W]=WARN [ 59.792360][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.792600][ T12] Workqueue: netns cleanup_net [ 59.792807][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.793057][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.793749][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.793991][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f000 RCX: 1ff4000000018eed [ 59.794273][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f0bc [ 59.794570][ T12] RBP: ff110000104a4000 R08: 1fe22000016e9e19 R09: ff11000001aed1d0 [ 59.794848][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 59.795093][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.795389][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 59.795684][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.795884][ T12] CR2: 000055f6a15ced5c CR3: 0000000004e12005 CR4: 0000000000771ef0 [ 59.796168][ T12] PKRU: 55555554 [ 59.796309][ T12] Call Trace: [ 59.796469][ T12] [ 59.796571][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.796825][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.797063][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.797253][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.797459][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.797662][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.797854][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.798047][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.798241][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.798436][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.798636][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.798826][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.799031][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.799228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.799430][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.799630][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.799825][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.800014][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.800190][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.800391][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.800583][ T12] kthread (kernel/kthread.c:436) [ 59.800731][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.800960][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.801147][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.801335][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.801574][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.801765][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.801959][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.805736][ T12] ------------[ cut here ]------------ | [ 59.805950][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 59.806314][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.806942][ T12] Tainted: [W]=WARN [ 59.807091][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.807331][ T12] Workqueue: netns cleanup_net [ 59.807547][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.807802][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.808493][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.808741][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e200 RCX: 1ff4000000018eed [ 59.809027][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e2bc [ 59.809303][ T12] RBP: ff110000090fc000 R08: 1fe22000016e9c59 R09: ff11000001aed1d0 [ 59.809513][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 59.809730][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.809912][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 59.810121][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.810271][ T12] CR2: 000055f6a15ced5c CR3: 0000000004e12005 CR4: 0000000000771ef0 [ 59.810458][ T12] PKRU: 55555554 [ 59.810553][ T12] Call Trace: [ 59.810689][ T12] [ 59.810792][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.811041][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.811282][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.811486][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.811686][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.811874][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.812065][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.812263][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.812468][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.812662][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.812859][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.813052][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.813383][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.813521][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.813673][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.813799][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.813923][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.814042][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.814170][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.814296][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.814421][ T12] kthread (kernel/kthread.c:436) [ 59.814512][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.814685][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.814805][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.814925][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.815073][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.815192][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.815313][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.819804][ T12] ------------[ cut here ]------------ | [ 59.820381][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 59.820633][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.821035][ T12] Tainted: [W]=WARN [ 59.821203][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.821512][ T12] Workqueue: netns cleanup_net [ 59.821649][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.821806][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.822400][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.822555][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74ee40 RCX: 1ff4000000018eed [ 59.822818][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74eefc [ 59.822999][ T12] RBP: ff1100000e3cc000 R08: 1fe22000016e9de1 R09: ff11000001aed1d0 [ 59.823176][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 59.823437][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.823630][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 59.823940][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.824099][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 59.824279][ T12] PKRU: 55555554 [ 59.824375][ T12] Call Trace: [ 59.824542][ T12] [ 59.824611][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.824769][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.824920][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.825114][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.825235][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.825359][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.825481][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.825691][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.825816][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.825937][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.826060][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.826254][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.826379][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.826503][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.826631][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.826829][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.826952][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.827072][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.827197][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.827402][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.827524][ T12] kthread (kernel/kthread.c:436) [ 59.827650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.827888][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.828081][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.828278][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.828501][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.828633][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.828827][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.831654][ T12] ------------[ cut here ]------------ | [ 59.831777][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 59.832093][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.832498][ T12] Tainted: [W]=WARN [ 59.832595][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.832782][ T12] Workqueue: netns cleanup_net [ 59.832912][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.833149][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.833681][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.833838][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a580 RCX: 1ff4000000018eed [ 59.834015][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a63c [ 59.834274][ T12] RBP: ff11000009b79000 R08: 1fe22000018d34c9 R09: ff11000001aed1d0 [ 59.834536][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 59.834728][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.836088][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 59.836306][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.836462][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 59.836651][ T12] PKRU: 55555554 [ 59.836739][ T12] Call Trace: [ 59.836827][ T12] [ 59.836890][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.837042][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.837189][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.837389][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.837511][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.837643][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.837836][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.838031][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.838156][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.838274][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.838478][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.838605][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.838729][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.838850][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.838968][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.839089][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.839211][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.839408][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.839543][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.839684][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.839818][ T12] kthread (kernel/kthread.c:436) [ 59.839983][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.840130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.840252][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.840378][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.840533][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.840662][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.840782][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.844324][ T12] ------------[ cut here ]------------ | [ 59.844887][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 59.845139][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.845620][ T12] Tainted: [W]=WARN [ 59.845711][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.845860][ T12] Workqueue: netns cleanup_net [ 59.845984][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.846139][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.846633][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.846783][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a040 RCX: 1ff4000000018eed [ 59.846967][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a0fc [ 59.847142][ T12] RBP: ff11000005034000 R08: 1fe22000018d3421 R09: ff11000001aed1d0 [ 59.847324][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 59.847563][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.847748][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 59.847956][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.848106][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 59.848284][ T12] PKRU: 55555554 [ 59.848421][ T12] Call Trace: [ 59.848513][ T12] [ 59.848575][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.848741][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.848887][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.849007][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.849132][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.849251][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.849419][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.849544][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.849679][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.849797][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.849919][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.850042][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.850160][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.850284][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.850452][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.850575][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.850710][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.850828][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.850955][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.851078][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.851197][ T12] kthread (kernel/kthread.c:436) [ 59.851288][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.851509][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.851641][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.851764][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.851928][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.852061][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.852256][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.855324][ T12] ------------[ cut here ]------------ | [ 59.855486][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 59.855745][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.856141][ T12] Tainted: [W]=WARN [ 59.856230][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.856390][ T12] Workqueue: netns cleanup_net [ 59.856519][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.856696][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.857174][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 59.857479][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2580 RCX: 1ff4000000018eed [ 59.857811][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e263c [ 59.858068][ T12] RBP: ff11000012901000 R08: 1fe2200001afc4c9 R09: ff11000001aed1d0 [ 59.858279][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 59.858507][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.858700][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 59.858962][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.859170][ T12] CR2: 00007fe97fbf3000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 59.859424][ T12] PKRU: 55555554 [ 59.859517][ T12] Call Trace: [ 59.859734][ T12] [ 59.859818][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.860020][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.860238][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 59.860501][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 59.860723][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.860929][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 59.861139][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.861335][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 59.861596][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.861751][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.861894][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.862081][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.862302][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.862600][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.862789][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.862915][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.863105][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.863312][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.863629][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.863828][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.863959][ T12] kthread (kernel/kthread.c:436) [ 59.864093][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.864445][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.864649][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.864840][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.865057][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.865186][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.865309][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.887076][ T12] ------------[ cut here ]------------ | [ 59.887292][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 59.887705][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.888371][ T12] Tainted: [W]=WARN [ 59.888524][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.888774][ T12] Workqueue: netns cleanup_net [ 59.888979][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.889240][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.889965][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 59.890216][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2740 RCX: 1ff4000000018eaf [ 59.890529][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e27fc [ 59.890851][ T12] RBP: ff1100000e374000 R08: 1fe2200001afc501 R09: ff11000001aed1d0 [ 59.891152][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 59.891459][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2dc000 [ 59.891764][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 59.892107][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.892366][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 59.892674][ T12] PKRU: 55555554 [ 59.892824][ T12] Call Trace: [ 59.892973][ T12] [ 59.893080][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 59.893286][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 59.893449][ T12] netif_close_many (net/core/dev.c:1804) [ 59.893655][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.893852][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.894050][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.894254][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 59.894463][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 59.894719][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 59.894968][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.895166][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.895418][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.895624][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.895823][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 59.896071][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 59.896287][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 59.896502][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 59.896707][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 59.896908][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 59.897105][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 59.897316][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.897521][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.897729][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.897928][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.898125][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.898327][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.898536][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.898737][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.898941][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.899140][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.899354][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.899560][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.899763][ T12] kthread (kernel/kthread.c:436) [ 59.899921][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.900165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.900370][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.900569][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.900821][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.901021][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.901217][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.916554][ T12] ------------[ cut here ]------------ | [ 59.916731][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 59.916986][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.917416][ T12] Tainted: [W]=WARN [ 59.917517][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.917688][ T12] Workqueue: netns cleanup_net [ 59.917822][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.917987][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.918449][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 59.918626][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33a80 RCX: 1ff4000000018eaf [ 59.918927][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce33b3c [ 59.919225][ T12] RBP: ff1100000a2dc000 R08: 1fe22000019c6769 R09: ff11000001aed1d0 [ 59.919900][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 59.920101][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 59.920296][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 59.920540][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.920716][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 59.920916][ T12] PKRU: 55555554 [ 59.921012][ T12] Call Trace: [ 59.921109][ T12] [ 59.921184][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 59.921311][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 59.921454][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 59.921551][ T12] netif_close_many (net/core/dev.c:1804) [ 59.921691][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.921818][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.921943][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.922068][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 59.922194][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 59.922371][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 59.922531][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.922680][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.922840][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.922976][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.923105][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 59.923266][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 59.923401][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 59.923531][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 59.923720][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 59.923872][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 59.924002][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 59.924131][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.924262][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.924403][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.924532][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.924664][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.924790][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.924925][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.925060][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.925198][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.925329][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.925479][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.925614][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.925751][ T12] kthread (kernel/kthread.c:436) [ 59.925849][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.926015][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.926152][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.926286][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.926451][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.926589][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.926812][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.929730][ T12] ------------[ cut here ]------------ | [ 59.929853][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 59.930086][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.930526][ T12] Tainted: [W]=WARN [ 59.930629][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.930780][ T12] Workqueue: netns cleanup_net [ 59.930906][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.931063][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.931508][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 59.931670][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8ac0 RCX: 1ff4000000018ed5 [ 59.931851][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8b7c [ 59.932034][ T12] RBP: ff1100000e374000 R08: 1fe2200001ddb171 R09: ff11000001aed1d0 [ 59.932217][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 59.932405][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.932592][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 59.932809][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.932964][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 59.933151][ T12] PKRU: 55555554 [ 59.933244][ T12] Call Trace: [ 59.933334][ T12] [ 59.933405][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.933559][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.933745][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.933866][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.933986][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 59.934141][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 59.934262][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 59.934390][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 59.934512][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 59.934649][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 59.934772][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.934892][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.935017][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.935142][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.935261][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.935388][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.935512][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.935675][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.936117][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.936241][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.936371][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.936499][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.936919][ T12] kthread (kernel/kthread.c:436) [ 59.937011][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.937160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.937280][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.937407][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.937565][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.937699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.937831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.940765][ T12] ------------[ cut here ]------------ | [ 59.940889][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 59.941126][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.941536][ T12] Tainted: [W]=WARN [ 59.941639][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.941794][ T12] Workqueue: netns cleanup_net [ 59.941920][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.942078][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.942518][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 59.942682][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9540 RCX: 1ff4000000018ed5 [ 59.942862][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed95fc [ 59.943044][ T12] RBP: ff1100000a2dc000 R08: 1fe2200001ddb2c1 R09: ff11000001aed1d0 [ 59.943226][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 59.943409][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.943594][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 59.943809][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.943962][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 59.944146][ T12] PKRU: 55555554 [ 59.944236][ T12] Call Trace: [ 59.944326][ T12] [ 59.944393][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.944546][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.944706][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.944827][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.944949][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 59.945104][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 59.945226][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 59.945353][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 59.945475][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 59.945602][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 59.945738][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.945858][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.945994][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.946116][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.946238][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.946364][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.946485][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.946623][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.946748][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.946871][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.946996][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.947123][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.947244][ T12] kthread (kernel/kthread.c:436) [ 59.947335][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.947498][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.947629][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.947757][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.947911][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.948034][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.948161][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 59.950823][ T12] ------------[ cut here ]------------ | [ 59.950954][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 59.951229][ T12] Modules linked in: ip6_gre ip_gre gre | [ 59.951659][ T12] Tainted: [W]=WARN [ 59.951753][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.951905][ T12] Workqueue: netns cleanup_net [ 59.952030][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 59.952191][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 59.952659][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 59.952813][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31da80 RCX: 1ff4000000018ed5 [ 59.952993][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31db3c [ 59.953174][ T12] RBP: ff1100000efd4000 R08: 1fe2200001663b69 R09: ff11000001aed1d0 [ 59.953838][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 59.954041][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 59.954228][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 59.954447][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.954606][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 59.954799][ T12] PKRU: 55555554 [ 59.954892][ T12] Call Trace: [ 59.954982][ T12] [ 59.955047][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 59.955203][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 59.955369][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 59.955491][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 59.955624][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 59.955860][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 59.955995][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 59.956116][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 59.956240][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 59.956367][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 59.956494][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 59.956629][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 59.956754][ T12] cleanup_net (net/core/net_namespace.c:702) [ 59.956890][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 59.957016][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 59.957141][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 59.957264][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 59.957393][ T12] process_one_work (kernel/workqueue.c:3314) [ 59.957521][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 59.957659][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 59.957786][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 59.957916][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 59.958045][ T12] kthread (kernel/kthread.c:436) [ 59.958141][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 59.958296][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.958421][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 59.958545][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 59.958707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 59.958833][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 59.958958][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 60.000327][ T1299] ------------[ cut here ]------------ | [ 60.000518][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1299 | [ 60.000831][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.001252][ T1299] Tainted: [W]=WARN [ 60.001359][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.001525][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.001745][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.002274][ T1299] RSP: 0018:ffa000000135fa80 EFLAGS: 00010286 [ 60.002450][ T1299] RAX: 00000000ffffffa6 RBX: ff110000028b2740 RCX: 1ff400000026bf16 [ 60.002662][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b27fc [ 60.002860][ T1299] RBP: ff1100000ee61000 R08: 1fe2200000516501 R09: ff1100000c2c5180 [ 60.003058][ T1299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.003267][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee61000 [ 60.003476][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.003720][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.003887][ T1299] CR2: 00007f2ec284ec20 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.004087][ T1299] PKRU: 55555554 [ 60.004185][ T1299] Call Trace: [ 60.004290][ T1299] [ 60.004363][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.004497][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.004643][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.004745][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.004893][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.005058][ T1299] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.005191][ T1299] register_netdev (net/core/dev.c:11552) [ 60.005323][ T1299] loopback_net_init (drivers/net/loopback.c:218) [ 60.005461][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.005562][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.005698][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.005858][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.005996][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.006132][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.006268][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.006412][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.006545][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.006691][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.006835][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.006971][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.007110][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.007245][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.007383][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.007514][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.007661][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.007792][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.007925][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.008101][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.008242][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.008743][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.008955][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.009157][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.009360][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.009558][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.009767][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.014203][ T1299] ------------[ cut here ]------------ | [ 60.014355][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1299 | [ 60.014627][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.015061][ T1299] Tainted: [W]=WARN [ 60.015161][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.015339][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.015515][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.016021][ T1299] RSP: 0018:ffa000000135f918 EFLAGS: 00010286 [ 60.016187][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000bd26040 RCX: 1ff400000026bee9 [ 60.016389][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd260fc [ 60.016592][ T1299] RBP: ff1100001005c000 R08: 1fe22000017a4c21 R09: ff1100000c2c5180 [ 60.016809][ T1299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.017013][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001005c000 [ 60.017213][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.017449][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.017630][ T1299] CR2: 00007f2ec284ec20 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.017868][ T1299] PKRU: 55555554 [ 60.017970][ T1299] Call Trace: [ 60.018074][ T1299] [ 60.018151][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.018283][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.018420][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.018523][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.018667][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.018830][ T1299] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.018963][ T1299] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.019096][ T1299] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.019568][ T1299] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.019753][ T1299] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.019886][ T1299] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.020018][ T1299] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.020154][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.020254][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.020360][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.020491][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.020651][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.020785][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.020916][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.021050][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.021182][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.021311][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.021449][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.021598][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.021738][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.021872][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.022005][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.022135][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.022265][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.022409][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.022561][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.022738][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.022875][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.023352][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.023552][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.023759][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.023955][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.024151][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.024344][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.036431][ T1299] ------------[ cut here ]------------ | [ 60.036613][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1299 | [ 60.036911][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.037487][ T1299] Tainted: [W]=WARN [ 60.037593][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.037915][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.038090][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.038563][ T1299] RSP: 0018:ffa000000135f8f8 EFLAGS: 00010286 [ 60.039075][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000ca6a3c0 RCX: 1ff400000026bee5 [ 60.039285][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a47c [ 60.039491][ T1299] RBP: ff11000010271000 R08: 1fe220000194d491 R09: ff1100000c2c5180 [ 60.039786][ T1299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.040108][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010271000 [ 60.040436][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.040998][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.041273][ T1299] CR2: 00007f2ec284ec20 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.041515][ T1299] PKRU: 55555554 [ 60.041629][ T1299] Call Trace: [ 60.041755][ T1299] [ 60.041826][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.041964][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.042097][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.042199][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.042341][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.042572][ T1299] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.042721][ T1299] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.042856][ T1299] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.042993][ T1299] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.043127][ T1299] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.043289][ T1299] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.043483][ T1299] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 60.043630][ T1299] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 60.043767][ T1299] vti_init_net (net/ipv4/ip_vti.c:517) [ 60.043902][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.044005][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.044109][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.044241][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.044434][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.044607][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.044756][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.044893][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.045027][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.045164][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.045298][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.045491][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.045661][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.045797][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.045941][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.046073][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.046207][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.046342][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.046537][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.046725][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.046867][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.047343][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.047626][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.047834][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.048034][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.048236][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.048536][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.055550][ T1299] ------------[ cut here ]------------ | [ 60.055949][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1299 | [ 60.056266][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.056916][ T1299] Tainted: [W]=WARN [ 60.057020][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.057187][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.057443][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.058285][ T1299] RSP: 0018:ffa000000135fa78 EFLAGS: 00010286 [ 60.058479][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000bde1700 RCX: 1ff400000026bf15 [ 60.058764][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde17bc [ 60.058994][ T1299] RBP: ff11000005881000 R08: 1fe22000017bc2f9 R09: ff1100000c2c5180 [ 60.059192][ T1299] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 60.059418][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005881000 [ 60.059651][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.059966][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.060155][ T1299] CR2: 00007f4e2aaa0f98 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.060440][ T1299] PKRU: 55555554 [ 60.060547][ T1299] Call Trace: [ 60.060692][ T1299] [ 60.060792][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.060928][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.061061][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.061162][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.061300][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.061479][ T1299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.061635][ T1299] register_netdev (net/core/dev.c:11552) [ 60.061767][ T1299] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 60.061901][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.062003][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.062103][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.062234][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.062377][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.062513][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.062660][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.062794][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.062927][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.063064][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.063195][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.063377][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.063512][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.063681][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.063812][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.063946][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.064077][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.064209][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.064343][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.064518][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.064704][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.065172][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.065449][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.065663][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.065859][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.066056][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.066252][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.070707][ T1299] ------------[ cut here ]------------ | [ 60.070870][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1299 | [ 60.071902][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.072322][ T1299] Tainted: [W]=WARN [ 60.072481][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.072686][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.072870][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.073344][ T1299] RSP: 0018:ffa000000135fa68 EFLAGS: 00010286 [ 60.073573][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000a186ac0 RCX: 1ff400000026bf13 [ 60.073785][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186b7c [ 60.073983][ T1299] RBP: ff1100000fb44000 R08: 1fe2200001430d71 R09: ff1100000c2c5180 [ 60.074238][ T1299] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 60.074505][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb44000 [ 60.074719][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.074976][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.075304][ T1299] CR2: 00007f4e2aaa0f98 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.075803][ T1299] PKRU: 55555554 [ 60.075923][ T1299] Call Trace: [ 60.076023][ T1299] [ 60.076099][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.076238][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.076439][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.076543][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.076692][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.076860][ T1299] register_netdev (net/core/dev.c:11552) [ 60.076994][ T1299] sit_init_net (net/ipv6/sit.c:1860) [ 60.077129][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.077233][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.077460][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.077631][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.077807][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.077945][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.078080][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.078214][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.078421][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.078559][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.078763][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.078964][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.079104][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.079239][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.079441][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.079583][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.079730][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.079863][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.079996][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.080160][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.080300][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.080849][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.081048][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.081243][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.081504][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.081777][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.081978][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.090366][ T1299] ------------[ cut here ]------------ | [ 60.090593][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1299 | [ 60.091050][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.091729][ T1299] Tainted: [W]=WARN [ 60.091890][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.092155][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.092443][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.093213][ T1299] RSP: 0018:ffa000000135fa78 EFLAGS: 00010286 [ 60.093495][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000278b380 RCX: 1ff400000026bf15 [ 60.093809][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b43c [ 60.094125][ T1299] RBP: ff1100000fea9000 R08: 1fe22000004f1689 R09: ff1100000c2c5180 [ 60.094455][ T1299] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 60.094783][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fea9000 [ 60.095104][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.095478][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.095749][ T1299] CR2: 00007f4e2aaa0f98 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.096076][ T1299] PKRU: 55555554 [ 60.096234][ T1299] Call Trace: [ 60.096400][ T1299] [ 60.096509][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.096727][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.096938][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.097104][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.097323][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.097599][ T1299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.097825][ T1299] register_netdev (net/core/dev.c:11552) [ 60.098038][ T1299] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 60.098254][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.098427][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.098590][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.098808][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.099025][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.099241][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.099468][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.099691][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.099896][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.100108][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.100324][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.100546][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.100769][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.100987][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.101200][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.101421][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.101641][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.101857][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.102072][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.102337][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.102572][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.103354][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.103682][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.104001][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.104314][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.104648][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.104965][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.124401][ T1299] ------------[ cut here ]------------ | [ 60.124653][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1299 | [ 60.125137][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.125822][ T1299] Tainted: [W]=WARN [ 60.126017][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.126294][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.126583][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.127378][ T1299] RSP: 0018:ffa000000135f918 EFLAGS: 00010286 [ 60.127655][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff400000026bee9 [ 60.127969][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 60.128291][ T1299] RBP: ff11000012904000 R08: 1fe2200001430f69 R09: ff1100000c2c5180 [ 60.128645][ T1299] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 60.128973][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012904000 [ 60.129312][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.129736][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.130018][ T1299] CR2: 00007f4e2aaa0f98 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.130363][ T1299] PKRU: 55555554 [ 60.130532][ T1299] Call Trace: [ 60.130708][ T1299] [ 60.130821][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.131049][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.131276][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.131457][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.131685][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.131953][ T1299] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.132184][ T1299] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.132409][ T1299] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.132634][ T1299] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.132860][ T1299] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.133086][ T1299] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.133333][ T1299] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.133556][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.133722][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.133892][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.134108][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.134331][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.134560][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.134778][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.135001][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.135199][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.135342][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.135482][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.135638][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.135789][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.135922][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.136053][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.136184][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.136317][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.136457][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.136599][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.136852][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.136992][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.137463][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.137680][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.137879][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.138074][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.138283][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.138514][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.145090][ T1299] ------------[ cut here ]------------ | [ 60.145238][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1299 | [ 60.145522][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.145933][ T1299] Tainted: [W]=WARN [ 60.146032][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.146197][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.146380][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.146863][ T1299] RSP: 0018:ffa000000135f918 EFLAGS: 00010286 [ 60.147030][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000fb2e740 RCX: 1ff400000026bee9 [ 60.147233][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e7fc [ 60.147439][ T1299] RBP: ff1100000a32c000 R08: 1fe2200001f65d01 R09: ff1100000c2c5180 [ 60.147649][ T1299] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 60.147844][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 60.148042][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.148276][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.148448][ T1299] CR2: 00007f4e2aaa0f98 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.148694][ T1299] PKRU: 55555554 [ 60.148819][ T1299] Call Trace: [ 60.148917][ T1299] [ 60.148986][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.149125][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.149264][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.149371][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.149535][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.149711][ T1299] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.149849][ T1299] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.149983][ T1299] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.150117][ T1299] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.150255][ T1299] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.150393][ T1299] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.150527][ T1299] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.150670][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.150772][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.150872][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.151002][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.151135][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.151270][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.151412][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.151549][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.151693][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.151824][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.151958][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.152091][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.152223][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.152366][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.152504][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.152649][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.152782][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.152913][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.153045][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.153210][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.153354][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.153861][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.154061][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.154277][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.154516][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.154724][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.154929][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.160865][ T1299] ------------[ cut here ]------------ | [ 60.161083][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1299 | [ 60.161504][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.162143][ T1299] Tainted: [W]=WARN [ 60.162302][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.162572][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.162848][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.163567][ T1299] RSP: 0018:ffa000000135f918 EFLAGS: 00010286 [ 60.163838][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000cf50740 RCX: 1ff400000026bee9 [ 60.164135][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf507fc [ 60.164451][ T1299] RBP: ff110000086d1000 R08: 1fe22000019ea101 R09: ff1100000c2c5180 [ 60.164760][ T1299] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 60.165066][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086d1000 [ 60.165385][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.165777][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.166046][ T1299] CR2: 00007f4e2aaa0f98 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.166372][ T1299] PKRU: 55555554 [ 60.166525][ T1299] Call Trace: [ 60.166687][ T1299] [ 60.166797][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.167010][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.167221][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.167391][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.167598][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.167843][ T1299] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.168050][ T1299] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.168263][ T1299] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.168493][ T1299] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.168714][ T1299] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.168930][ T1299] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.169146][ T1299] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.169375][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.169539][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.169704][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.169919][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.170131][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.170357][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.170575][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.170800][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.171013][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.171223][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.171445][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.171661][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.171884][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.172090][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.172243][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.172384][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.172524][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.172708][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.172845][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.173010][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.173149][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.173678][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.173883][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.174080][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.174280][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.174496][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.174770][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.181397][ T1299] ------------[ cut here ]------------ | [ 60.181630][ T1299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1299 | [ 60.182053][ T1299] Modules linked in: ip6_gre ip_gre gre | [ 60.183688][ T1299] Tainted: [W]=WARN [ 60.183851][ T1299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.184120][ T1299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.184524][ T1299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.185409][ T1299] RSP: 0018:ffa000000135fa70 EFLAGS: 00010286 [ 60.185689][ T1299] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff400000026bf14 [ 60.186008][ T1299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 60.186459][ T1299] RBP: ff11000006194000 R08: 1fe2200001f65e19 R09: ff1100000c2c5180 [ 60.186778][ T1299] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 60.187090][ T1299] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006194000 [ 60.187514][ T1299] FS: 00007f2ec264d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.187897][ T1299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.188160][ T1299] CR2: 00007f4e2aaa0f98 CR3: 0000000010357005 CR4: 0000000000771ef0 [ 60.188589][ T1299] PKRU: 55555554 [ 60.188757][ T1299] Call Trace: [ 60.188918][ T1299] [ 60.189033][ T1299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.189256][ T1299] ? notifier_call_chain (kernel/notifier.c:85) [ 60.189575][ T1299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.189743][ T1299] register_netdevice (net/core/dev.c:11488) [ 60.189961][ T1299] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.190232][ T1299] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.190554][ T1299] register_netdev (net/core/dev.c:11552) [ 60.190779][ T1299] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 60.190998][ T1299] ops_init (net/core/net_namespace.c:137) [ 60.191163][ T1299] setup_net (net/core/net_namespace.c:446) [ 60.191327][ T1299] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.191647][ T1299] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.191856][ T1299] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.192072][ T1299] copy_net_ns (net/core/net_namespace.c:579) [ 60.192295][ T1299] create_new_namespaces (kernel/nsproxy.c:132) [ 60.192627][ T1299] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.192846][ T1299] ksys_unshare (kernel/fork.c:3243) [ 60.193080][ T1299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.193294][ T1299] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.193613][ T1299] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.193836][ T1299] ? __ia32_sys_open (fs/open.c:1374) [ 60.194058][ T1299] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.194274][ T1299] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.194592][ T1299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.194841][ T1299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.195044][ T1299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.195209][ T1299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.195438][ T1299] RIP: 0033:0x7f2ec290fbcb [ 60.195594][ T1299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.196235][ T1299] RSP: 002b:00007fff86c2df98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.196503][ T1299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ec290fbcb [ 60.196727][ T1299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.196931][ T1299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.197133][ T1299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86c301c0 [ 60.197335][ T1299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86c31877 | [ 60.251330][ T1300] ------------[ cut here ]------------ | [ 60.251573][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1300 | [ 60.252009][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.252661][ T1300] Tainted: [W]=WARN [ 60.252818][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.253074][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.253366][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.254117][ T1300] RSP: 0018:ffa000000139fa80 EFLAGS: 00010286 [ 60.254401][ T1300] RAX: 00000000ffffffa6 RBX: ff110000028b3e00 RCX: 1ff4000000273f16 [ 60.254720][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b3ebc [ 60.255033][ T1300] RBP: ff11000009b09000 R08: 1fe22000005167d9 R09: ff1100000e0cae80 [ 60.255337][ T1300] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.255673][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b09000 [ 60.255984][ T1300] FS: 00007f0792944840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.256365][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.256631][ T1300] CR2: 00007f0792b50690 CR3: 0000000004d27001 CR4: 0000000000771ef0 [ 60.256942][ T1300] PKRU: 55555554 [ 60.257099][ T1300] Call Trace: [ 60.257256][ T1300] [ 60.257376][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.257591][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.257802][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.257961][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.258169][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.258437][ T1300] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.258660][ T1300] register_netdev (net/core/dev.c:11552) [ 60.258872][ T1300] loopback_net_init (drivers/net/loopback.c:218) [ 60.259083][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.259242][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.259410][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.259615][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.259823][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.260035][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.260251][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.260478][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.260687][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.260896][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.261104][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.261317][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.261544][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.261765][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.261978][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.262189][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.262410][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.262626][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.262835][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.263089][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.263319][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.264086][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.264415][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.264737][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.265045][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.265373][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.265695][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.284630][ T1300] ------------[ cut here ]------------ | [ 60.284871][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1300 | [ 60.285330][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.286022][ T1300] Tainted: [W]=WARN [ 60.286181][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.286471][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.286758][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.287534][ T1300] RSP: 0018:ffa000000139f918 EFLAGS: 00010286 [ 60.287812][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000b24c200 RCX: 1ff4000000273ee9 [ 60.288131][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b24c2bc [ 60.288582][ T1300] RBP: ff11000009834000 R08: 1fe2200001649859 R09: ff1100000e0cae80 [ 60.288906][ T1300] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.289222][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009834000 [ 60.289551][ T1300] FS: 00007f0792944840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.289932][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.290205][ T1300] CR2: 00007f0792b50690 CR3: 0000000004d27001 CR4: 0000000000771ef0 [ 60.290552][ T1300] PKRU: 55555554 [ 60.290729][ T1300] Call Trace: [ 60.290892][ T1300] [ 60.291013][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.291235][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.291480][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.291647][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.291861][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.292119][ T1300] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.292358][ T1300] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.292580][ T1300] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.292804][ T1300] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.293027][ T1300] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.293252][ T1300] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.293474][ T1300] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.293693][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.293858][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.294023][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.294255][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.294487][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.294713][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.294926][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.295140][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.295365][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.295578][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.295793][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.296001][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.296214][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.296580][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.296791][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.297005][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.297216][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.297441][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.297652][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.297909][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.298126][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.298892][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.299207][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.299525][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.299843][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.300157][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.300477][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.305510][ T1300] ------------[ cut here ]------------ | [ 60.305683][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1300 | [ 60.305946][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.306364][ T1300] Tainted: [W]=WARN [ 60.306464][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.306644][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.306819][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.307292][ T1300] RSP: 0018:ffa000000139f8f8 EFLAGS: 00010286 [ 60.307468][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000e27f1c0 RCX: 1ff4000000273ee5 [ 60.307728][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e27f27c [ 60.308048][ T1300] RBP: ff110000098fc000 R08: 1fe2200001c4fe51 R09: ff1100000e0cae80 [ 60.308387][ T1300] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.308719][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098fc000 [ 60.309045][ T1300] FS: 00007f0792944840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.309432][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.309712][ T1300] CR2: 00007f0792b50690 CR3: 0000000004d27001 CR4: 0000000000771ef0 [ 60.310039][ T1300] PKRU: 55555554 [ 60.310202][ T1300] Call Trace: [ 60.310372][ T1300] [ 60.310488][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.310712][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.310933][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.311098][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.311318][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.311603][ T1300] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.311830][ T1300] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.312046][ T1300] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.312267][ T1300] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.312510][ T1300] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.312754][ T1300] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.312981][ T1300] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 60.313201][ T1300] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 60.313430][ T1300] vti_init_net (net/ipv4/ip_vti.c:517) [ 60.313661][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.313829][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.313994][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.314209][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.314441][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.314671][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.314893][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.315081][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.315221][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.315362][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.315501][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.315649][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.315794][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.315935][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.316071][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.316205][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.316341][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.316483][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.316647][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.316913][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.317053][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.317535][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.317749][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.317949][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.318152][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.318360][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.318561][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.323438][ T1300] ------------[ cut here ]------------ | [ 60.323607][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1300 | [ 60.323873][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.324305][ T1300] Tainted: [W]=WARN [ 60.324963][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.325140][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.325315][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.325884][ T1300] RSP: 0018:ffa000000139fa78 EFLAGS: 00010286 [ 60.326053][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000e27e3c0 RCX: 1ff4000000273f15 [ 60.326260][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e27e47c [ 60.326521][ T1300] RBP: ff1100000a31c000 R08: 1fe2200001c4fc91 R09: ff1100000e0cae80 [ 60.326732][ T1300] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.326933][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a31c000 [ 60.327136][ T1300] FS: 00007f0792944840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.327430][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.327605][ T1300] CR2: 00007f0792b50690 CR3: 0000000004d27001 CR4: 0000000000771ef0 [ 60.327811][ T1300] PKRU: 55555554 [ 60.327918][ T1300] Call Trace: [ 60.328017][ T1300] [ 60.328086][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.328219][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.328413][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.328516][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.328665][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.328831][ T1300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.328966][ T1300] register_netdev (net/core/dev.c:11552) [ 60.329098][ T1300] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 60.329231][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.329335][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.329495][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.329662][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.329795][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.329928][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.330062][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.330197][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.330334][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.330526][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.330684][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.330815][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.330948][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.331082][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.331214][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.331404][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.331539][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.331687][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.331821][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.331995][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.332133][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.332690][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.332891][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.333090][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.333287][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.333547][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.333757][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.346080][ T1300] ------------[ cut here ]------------ | [ 60.346252][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1300 | [ 60.346519][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.346958][ T1300] Tainted: [W]=WARN [ 60.347059][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.347225][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.347404][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.347890][ T1300] RSP: 0018:ffa000000139fa68 EFLAGS: 00010286 [ 60.348059][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000b24da80 RCX: 1ff4000000273f13 [ 60.348265][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b24db3c [ 60.348475][ T1300] RBP: ff1100000e909000 R08: 1fe2200001649b69 R09: ff1100000e0cae80 [ 60.348702][ T1300] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 60.348901][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e909000 [ 60.349111][ T1300] FS: 00007f0792944840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.349357][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.349591][ T1300] CR2: 00007f4e2aaa0f98 CR3: 0000000004d27006 CR4: 0000000000771ef0 [ 60.349960][ T1300] PKRU: 55555554 [ 60.350145][ T1300] Call Trace: [ 60.350324][ T1300] [ 60.350462][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.350720][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.350873][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.350976][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.351132][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.351298][ T1300] register_netdev (net/core/dev.c:11552) [ 60.351444][ T1300] sit_init_net (net/ipv6/sit.c:1860) [ 60.351591][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.351798][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.351983][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.352219][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.352446][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.352666][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.352877][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.353090][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.353300][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.353519][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.353733][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.353940][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.354148][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.354372][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.354580][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.354801][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.355023][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.355159][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.355369][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.355542][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.355751][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.356304][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.356531][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.356745][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.356945][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.357145][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.357340][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.364300][ T1300] ------------[ cut here ]------------ | [ 60.364641][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1300 | [ 60.365008][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.365571][ T1300] Tainted: [W]=WARN [ 60.365759][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.365971][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.366146][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.366920][ T1300] RSP: 0018:ffa000000139fa78 EFLAGS: 00010286 [ 60.367177][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000bde0580 RCX: 1ff4000000273f15 [ 60.367392][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde063c [ 60.367743][ T1300] RBP: ff110000057ec000 R08: 1fe22000017bc0c9 R09: ff1100000e0cae80 [ 60.368079][ T1300] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 60.368327][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057ec000 [ 60.368646][ T1300] FS: 00007f0792944840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.368965][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.369201][ T1300] CR2: 00007f4e2aaa0f98 CR3: 0000000004d27006 CR4: 0000000000771ef0 [ 60.369503][ T1300] PKRU: 55555554 [ 60.369626][ T1300] Call Trace: [ 60.369781][ T1300] [ 60.369891][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.370026][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.370159][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.370265][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.370413][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.370595][ T1300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.370813][ T1300] register_netdev (net/core/dev.c:11552) [ 60.370962][ T1300] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 60.371109][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.371212][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.371310][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.371458][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.371598][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.371756][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.371889][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.372033][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.372167][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.372302][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.372514][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.372708][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.372899][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.373070][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.373209][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.373342][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.373488][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.373644][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.373773][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.373952][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.374091][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.374595][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.374841][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.375038][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.375233][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.375435][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.375648][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.379795][ T1300] ------------[ cut here ]------------ | [ 60.379947][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1300 | [ 60.380246][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.380690][ T1300] Tainted: [W]=WARN [ 60.380799][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.380967][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.381139][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.381636][ T1300] RSP: 0018:ffa000000139f918 EFLAGS: 00010286 [ 60.381808][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000bde1540 RCX: 1ff4000000273ee9 [ 60.382008][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde15fc [ 60.382209][ T1300] RBP: ff11000008e71000 R08: 1fe22000017bc2c1 R09: ff1100000e0cae80 [ 60.382413][ T1300] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 60.382636][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e71000 [ 60.382850][ T1300] FS: 00007f0792944840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.383082][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.383250][ T1300] CR2: 00007f4e2aaa0f98 CR3: 0000000004d27006 CR4: 0000000000771ef0 [ 60.383457][ T1300] PKRU: 55555554 [ 60.383564][ T1300] Call Trace: [ 60.383675][ T1300] [ 60.383743][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.383875][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.384007][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.384108][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.384240][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.384411][ T1300] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.384550][ T1300] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.384693][ T1300] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.384845][ T1300] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.384984][ T1300] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.385117][ T1300] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.385252][ T1300] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.385394][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.385499][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.385611][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.385762][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.385894][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.386028][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.386163][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.386493][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.386637][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.386768][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.386899][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.387031][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.387164][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.387302][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.387457][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.387598][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.387740][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.387873][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.388008][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.388179][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.388316][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.388819][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.389025][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.389229][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.389435][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.389664][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.389891][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.394268][ T1300] ------------[ cut here ]------------ | [ 60.394956][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1300 | [ 60.395218][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.395693][ T1300] Tainted: [W]=WARN [ 60.395799][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.395964][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.396136][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.396714][ T1300] RSP: 0018:ffa000000139f918 EFLAGS: 00010286 [ 60.396889][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000b7d4e40 RCX: 1ff4000000273ee9 [ 60.397083][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7d4efc [ 60.397275][ T1300] RBP: ff1100000fc1c000 R08: 1fe22000016fa9e1 R09: ff1100000e0cae80 [ 60.397531][ T1300] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 60.397762][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc1c000 [ 60.397965][ T1300] FS: 00007f0792944840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.398195][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.398420][ T1300] CR2: 00007f4e2aaa0f98 CR3: 0000000004d27006 CR4: 0000000000771ef0 [ 60.398802][ T1300] PKRU: 55555554 [ 60.398902][ T1300] Call Trace: [ 60.399062][ T1300] [ 60.399135][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.399267][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.399471][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.399572][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.399722][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.399903][ T1300] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.400040][ T1300] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.400174][ T1300] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.400304][ T1300] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.400497][ T1300] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.400644][ T1300] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.400782][ T1300] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.400914][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.401018][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.401118][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.401249][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.401439][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.401575][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.401739][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.401873][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.402008][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.402137][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.402269][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.402460][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.402629][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.402762][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.402892][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.403022][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.403157][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.403287][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.403477][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.403649][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.403786][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.404267][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.404662][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.405053][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.405501][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.405825][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.406150][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.414365][ T1300] ------------[ cut here ]------------ | [ 60.414654][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1300 | [ 60.415071][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.415866][ T1300] Tainted: [W]=WARN [ 60.416073][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.416427][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.416770][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.417585][ T1300] RSP: 0018:ffa000000139f918 EFLAGS: 00010286 [ 60.417912][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000d843380 RCX: 1ff4000000273ee9 [ 60.418294][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d84343c [ 60.418677][ T1300] RBP: ff1100000ed99000 R08: 1fe2200001b08689 R09: ff1100000e0cae80 [ 60.419037][ T1300] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 60.419417][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed99000 [ 60.419809][ T1300] FS: 00007f0792944840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 60.420215][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.420556][ T1300] CR2: 000055f6a15ced5c CR3: 0000000004d27006 CR4: 0000000000771ef0 [ 60.420937][ T1300] PKRU: 55555554 [ 60.421148][ T1300] Call Trace: [ 60.421487][ T1300] [ 60.421744][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.422008][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.422271][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.422487][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.422718][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.423037][ T1300] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.423305][ T1300] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 60.423632][ T1300] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 60.423905][ T1300] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 60.424168][ T1300] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 60.424381][ T1300] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 60.424565][ T1300] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 60.424782][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.424936][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.425086][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.425267][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.425466][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.425675][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.425864][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.426053][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.426235][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.426434][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.426628][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.426838][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.427024][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.427220][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.427417][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.427617][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.427808][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.427990][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.428174][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.428400][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.428591][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.429132][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.429395][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.429672][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.429921][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.430169][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.430429][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.439782][ T1300] ------------[ cut here ]------------ | [ 60.440086][ T1300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1300 | [ 60.440590][ T1300] Modules linked in: ip6_gre ip_gre gre | [ 60.441509][ T1300] Tainted: [W]=WARN [ 60.441749][ T1300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.442059][ T1300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.442406][ T1300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.443225][ T1300] RSP: 0018:ffa000000139fa70 EFLAGS: 00010286 [ 60.443575][ T1300] RAX: 00000000ffffffa6 RBX: ff1100000b7d5e00 RCX: 1ff4000000273f14 [ 60.443962][ T1300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7d5ebc [ 60.444340][ T1300] RBP: ff11000008d1c000 R08: 1fe22000016fabd9 R09: ff1100000e0cae80 [ 60.444745][ T1300] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 60.445122][ T1300] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d1c000 [ 60.445516][ T1300] FS: 00007f0792944840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 60.446027][ T1300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.446368][ T1300] CR2: 000055f6a15ced5c CR3: 0000000004d27006 CR4: 0000000000771ef0 [ 60.446777][ T1300] PKRU: 55555554 [ 60.446998][ T1300] Call Trace: [ 60.447211][ T1300] [ 60.447395][ T1300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.447672][ T1300] ? notifier_call_chain (kernel/notifier.c:85) [ 60.447945][ T1300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.448165][ T1300] register_netdevice (net/core/dev.c:11488) [ 60.448465][ T1300] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 60.448781][ T1300] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.449048][ T1300] register_netdev (net/core/dev.c:11552) [ 60.449316][ T1300] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 60.449609][ T1300] ops_init (net/core/net_namespace.c:137) [ 60.449857][ T1300] setup_net (net/core/net_namespace.c:446) [ 60.450082][ T1300] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 60.450392][ T1300] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 60.450699][ T1300] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 60.450973][ T1300] copy_net_ns (net/core/net_namespace.c:579) [ 60.451254][ T1300] create_new_namespaces (kernel/nsproxy.c:132) [ 60.451557][ T1300] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 60.451840][ T1300] ksys_unshare (kernel/fork.c:3243) [ 60.452117][ T1300] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.452410][ T1300] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 60.452682][ T1300] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 60.452898][ T1300] ? __ia32_sys_open (fs/open.c:1374) [ 60.453100][ T1300] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 60.453288][ T1300] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 60.453489][ T1300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.453718][ T1300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.453918][ T1300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.454111][ T1300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.454333][ T1300] RIP: 0033:0x7f0792c06bcb [ 60.454541][ T1300] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 60.455110][ T1300] RSP: 002b:00007ffc170a0198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 60.455399][ T1300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0792c06bcb [ 60.455702][ T1300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 60.456079][ T1300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 60.456362][ T1300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc170a23c0 [ 60.456632][ T1300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc170a3877 | [ 60.497696][ T1301] ------------[ cut here ]------------ | [ 60.497866][ T1301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1301 | [ 60.498136][ T1301] Modules linked in: ip6_gre ip_gre gre | [ 60.498569][ T1301] Tainted: [W]=WARN [ 60.498684][ T1301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.498855][ T1301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.499032][ T1301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.499526][ T1301] RSP: 0018:ffa000000139ee30 EFLAGS: 00010286 [ 60.499713][ T1301] RAX: 00000000ffffffa6 RBX: ff110000103f5380 RCX: 1ff4000000273d8c [ 60.499918][ T1301] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f543c [ 60.500123][ T1301] RBP: ff11000004d69000 R08: 1fe220000207ea89 R09: ff1100000fcb8b80 [ 60.500328][ T1301] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 60.500542][ T1301] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fdee008 [ 60.500793][ T1301] FS: 00007f4d64639840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.501032][ T1301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.501205][ T1301] CR2: 000000000042ebe0 CR3: 00000000104b2002 CR4: 0000000000771ef0 [ 60.501415][ T1301] PKRU: 55555554 [ 60.501520][ T1301] Call Trace: [ 60.501632][ T1301] [ 60.501725][ T1301] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.501868][ T1301] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.501973][ T1301] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 60.502159][ T1301] __dev_notify_flags (net/core/dev.c:9787) [ 60.502310][ T1301] ? netif_change_name (net/core/dev.c:1495) [ 60.502455][ T1301] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 60.502597][ T1301] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.502743][ T1301] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.502883][ T1301] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 60.503022][ T1301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.503166][ T1301] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 60.503458][ T1301] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 60.503618][ T1301] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 60.503815][ T1301] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 60.503954][ T1301] veth_newlink (drivers/net/veth.c:1871) [ 60.504094][ T1301] ? veth_poll_controller (drivers/net/veth.c:1470) [ 60.504231][ T1301] ? kasan_save_stack (mm/kasan/common.c:57) [ 60.504376][ T1301] ? kasan_save_track (mm/kasan/common.c:78) [ 60.504520][ T1301] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 60.504685][ T1301] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 60.504823][ T1301] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 60.504964][ T1301] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 60.505112][ T1301] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.505252][ T1301] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 60.505400][ T1301] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 60.505545][ T1301] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 60.505702][ T1301] ? __dev_get_by_name (net/core/dev.c:883) [ 60.505841][ T1301] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 60.505988][ T1301] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 60.506144][ T1301] rtnl_newlink (net/core/rtnetlink.c:4150) [ 60.506283][ T1301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.506424][ T1301] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.506569][ T1301] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.506723][ T1301] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.506875][ T1301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.507017][ T1301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.507155][ T1301] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.507294][ T1301] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.507438][ T1301] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.507581][ T1301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.507744][ T1301] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.507883][ T1301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.508020][ T1301] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.508174][ T1301] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.508314][ T1301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.508463][ T1301] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.508613][ T1301] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 60.508754][ T1301] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 60.508896][ T1301] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.509038][ T1301] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.509187][ T1301] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.509337][ T1301] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 60.509489][ T1301] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.509642][ T1301] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 60.509783][ T1301] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 60.509922][ T1301] ? copy_msghdr_from_user (net/socket.c:2635) [ 60.510064][ T1301] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 60.510238][ T1301] ? move_addr_to_kernel (net/socket.c:258) [ 60.510387][ T1301] ___sys_sendmsg (net/socket.c:2752) [ 60.510544][ T1301] ? copy_msghdr_from_user (net/socket.c:2603) [ 60.510701][ T1301] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 60.511019][ T1301] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 60.511163][ T1301] __sys_sendmsg (net/socket.c:2784) [ 60.511305][ T1301] ? __sys_sendmsg_sock (net/socket.c:2765) [ 60.511460][ T1301] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 60.511606][ T1301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.511756][ T1301] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.511900][ T1301] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.512042][ T1301] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.512184][ T1301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.512367][ T1301] RIP: 0033:0x7f4d6487308e [ 60.512513][ T1301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 60.513018][ T1301] RSP: 002b:00007ffe7af81f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.513226][ T1301] RAX: ffffffffffffffda RBX: 00007ffe7af82720 RCX: 00007f4d6487308e [ 60.513439][ T1301] RDX: 0000000000000000 RSI: 00007ffe7af82020 RDI: 0000000000000005 [ 60.513657][ T1301] RBP: 00007ffe7af81f80 R08: 0000000000000000 R09: 0000000000000000 [ 60.513864][ T1301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee [ 60.514071][ T1301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7af826e0 | [ 60.529855][ T1301] ------------[ cut here ]------------ | [ 60.530117][ T1301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1301 | [ 60.530573][ T1301] Modules linked in: ip6_gre ip_gre gre | [ 60.531278][ T1301] Tainted: [W]=WARN [ 60.531468][ T1301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.531750][ T1301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.532031][ T1301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.532838][ T1301] RSP: 0018:ffa000000139f1b0 EFLAGS: 00010286 [ 60.533113][ T1301] RAX: 00000000ffffffa6 RBX: ff1100000fb2f380 RCX: 1ff4000000273dfc [ 60.533475][ T1301] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f43c [ 60.533816][ T1301] RBP: ff1100001290c000 R08: 1fe2200001f65e89 R09: ff1100000fcb8b80 [ 60.534162][ T1301] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 60.534503][ T1301] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 60.534857][ T1301] FS: 00007f4d64639840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.535100][ T1301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.535271][ T1301] CR2: 00007f4d64a2ec70 CR3: 00000000104b2001 CR4: 0000000000771ef0 [ 60.535487][ T1301] PKRU: 55555554 [ 60.535596][ T1301] Call Trace: [ 60.535795][ T1301] [ 60.535910][ T1301] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.536146][ T1301] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.536313][ T1301] __dev_notify_flags (net/core/dev.c:9787) [ 60.536551][ T1301] ? netif_change_name (net/core/dev.c:1495) [ 60.536782][ T1301] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 60.537009][ T1301] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 60.537215][ T1301] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 60.537361][ T1301] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 60.537506][ T1301] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 60.537668][ T1301] ? __dev_get_by_name (net/core/dev.c:883) [ 60.537802][ T1301] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 60.537963][ T1301] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 60.538106][ T1301] rtnl_newlink (net/core/rtnetlink.c:4150) [ 60.538247][ T1301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.538387][ T1301] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.538526][ T1301] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.538680][ T1301] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.538823][ T1301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.538965][ T1301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.539102][ T1301] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.539240][ T1301] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.539396][ T1301] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.539535][ T1301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.539698][ T1301] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.539836][ T1301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.539971][ T1301] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.540123][ T1301] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.540260][ T1301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.540410][ T1301] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.540552][ T1301] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 60.540698][ T1301] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 60.540851][ T1301] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.540988][ T1301] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.541126][ T1301] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.541265][ T1301] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 60.541409][ T1301] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.541548][ T1301] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 60.541700][ T1301] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 60.541838][ T1301] ? copy_msghdr_from_user (net/socket.c:2635) [ 60.541976][ T1301] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 60.542147][ T1301] ? move_addr_to_kernel (net/socket.c:258) [ 60.542286][ T1301] ___sys_sendmsg (net/socket.c:2752) [ 60.542428][ T1301] ? copy_msghdr_from_user (net/socket.c:2603) [ 60.542571][ T1301] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 60.542757][ T1301] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 60.542900][ T1301] __sys_sendmsg (net/socket.c:2784) [ 60.543036][ T1301] ? __sys_sendmsg_sock (net/socket.c:2765) [ 60.543178][ T1301] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 60.543319][ T1301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.543462][ T1301] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.543628][ T1301] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.543764][ T1301] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.543901][ T1301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.544075][ T1301] RIP: 0033:0x7f4d6487308e [ 60.544221][ T1301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 60.544761][ T1301] RSP: 002b:00007ffe7af81f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.544973][ T1301] RAX: ffffffffffffffda RBX: 00007ffe7af82720 RCX: 00007f4d6487308e [ 60.545197][ T1301] RDX: 0000000000000000 RSI: 00007ffe7af82020 RDI: 0000000000000005 [ 60.545406][ T1301] RBP: 00007ffe7af81f80 R08: 0000000000000000 R09: 0000000000000000 [ 60.545617][ T1301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee [ 60.545826][ T1301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7af826e0 | [ 60.583027][ T1302] ------------[ cut here ]------------ | [ 60.583191][ T1302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1302 | [ 60.583469][ T1302] Modules linked in: ip6_gre ip_gre gre | [ 60.583938][ T1302] Tainted: [W]=WARN [ 60.584038][ T1302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.584204][ T1302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.584384][ T1302] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.584912][ T1302] RSP: 0018:ffa00000013af020 EFLAGS: 00010286 [ 60.585079][ T1302] RAX: 00000000ffffffa6 RBX: ff1100000fb2e900 RCX: 1ff4000000275dca [ 60.585285][ T1302] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e9bc [ 60.585493][ T1302] RBP: ff1100001290c000 R08: 1fe2200001f65d39 R09: ff110000101e8b58 [ 60.585702][ T1302] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 60.585899][ T1302] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 60.586100][ T1302] FS: 00007f4dd7583840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.586332][ T1302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.586507][ T1302] CR2: 000000002d6c8988 CR3: 000000000d6ef004 CR4: 0000000000771ef0 [ 60.586748][ T1302] PKRU: 55555554 [ 60.586875][ T1302] Call Trace: [ 60.586975][ T1302] [ 60.587046][ T1302] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.587182][ T1302] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.587292][ T1302] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 60.587427][ T1302] __dev_notify_flags (net/core/dev.c:9787) [ 60.587563][ T1302] ? netif_change_name (net/core/dev.c:1495) [ 60.587709][ T1302] ? __dev_change_flags (net/core/dev.c:9752) [ 60.587842][ T1302] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 60.587973][ T1302] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.588106][ T1302] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 60.588247][ T1302] netif_change_flags (net/core/dev.c:9820) [ 60.588416][ T1302] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 60.588560][ T1302] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 60.588706][ T1302] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 60.588724][ C2] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 60.588853][ T1302] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 60.588857][ T1302] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 60.588859][ T1302] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.588862][ T1302] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 60.588864][ T1302] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 60.588868][ T1302] ? __kernel_text_address (kernel/extable.c:79) [ 60.588871][ T1302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.588876][ T1302] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.588878][ T1302] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 60.588882][ T1302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.588884][ T1302] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 60.588886][ T1302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.588888][ T1302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.588891][ T1302] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 60.591256][ T1302] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 60.591396][ T1302] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 60.591531][ T1302] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 60.591776][ T1302] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 60.591917][ T1302] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 60.592053][ T1302] rtnl_newlink (net/core/rtnetlink.c:4150) [ 60.592190][ T1302] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.592323][ T1302] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.592461][ T1302] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.592597][ T1302] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.592734][ T1302] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.592870][ T1302] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.593004][ T1302] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.593135][ T1302] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.593287][ T1302] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.593425][ T1302] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.593558][ T1302] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.593698][ T1302] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.593831][ T1302] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.593969][ T1302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.594105][ T1302] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.594235][ T1302] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.594377][ T1302] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.594511][ T1302] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.594656][ T1302] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.594795][ T1302] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 60.594938][ T1302] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 60.595080][ T1302] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.595214][ T1302] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.595354][ T1302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.595493][ T1302] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 60.595636][ T1302] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.595827][ T1302] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 60.595972][ T1302] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 60.596105][ T1302] ? copy_msghdr_from_user (net/socket.c:2635) [ 60.596239][ T1302] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 60.596407][ T1302] ? move_addr_to_kernel (net/socket.c:258) [ 60.596541][ T1302] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 60.596689][ T1302] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.596823][ T1302] ___sys_sendmsg (net/socket.c:2752) [ 60.596961][ T1302] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 60.597141][ T1302] ? copy_msghdr_from_user (net/socket.c:2603) [ 60.597286][ T1302] __sys_sendmsg (net/socket.c:2784) [ 60.597425][ T1302] ? __sys_sendmsg_sock (net/socket.c:2765) [ 60.597563][ T1302] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 60.597746][ T1302] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 60.597880][ T1302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.598020][ T1302] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.598188][ T1302] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.598322][ T1302] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.598465][ T1302] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.598640][ T1302] RIP: 0033:0x7f4dd77bd08e [ 60.598779][ T1302] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 60.599252][ T1302] RSP: 002b:00007ffc10d71aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.599462][ T1302] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4dd77bd08e [ 60.599670][ T1302] RDX: 0000000000000000 RSI: 00007ffc10d71b50 RDI: 0000000000000005 [ 60.599868][ T1302] RBP: 00007ffc10d71ab0 R08: 0000000000000000 R09: 0000000000000000 [ 60.600068][ T1302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee [ 60.600270][ T1302] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc10d72220 | [ 60.651068][ T1303] ------------[ cut here ]------------ | [ 60.651233][ T1303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1303 | [ 60.651505][ T1303] Modules linked in: ip6_gre ip_gre gre | [ 60.651954][ T1303] Tainted: [W]=WARN [ 60.652055][ T1303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.652221][ T1303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.652398][ T1303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.652892][ T1303] RSP: 0018:ffa00000013bf020 EFLAGS: 00010286 [ 60.653058][ T1303] RAX: 00000000ffffffa6 RBX: ff1100000eedba80 RCX: 1ff4000000277dca [ 60.653271][ T1303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedbb3c [ 60.653475][ T1303] RBP: ff11000004d69000 R08: 1fe2200001ddb769 R09: ff110000101ed158 [ 60.653714][ T1303] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 60.654001][ T1303] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 60.654311][ T1303] FS: 00007fd929951840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.654701][ T1303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.654974][ T1303] CR2: 00007fd929c211a0 CR3: 000000001011f003 CR4: 0000000000771ef0 [ 60.655301][ T1303] PKRU: 55555554 [ 60.655469][ T1303] Call Trace: [ 60.655633][ T1303] [ 60.655750][ T1303] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.655972][ T1303] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.656136][ T1303] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 60.656358][ T1303] __dev_notify_flags (net/core/dev.c:9787) [ 60.656559][ T1303] ? netif_change_name (net/core/dev.c:1495) [ 60.656716][ T1303] ? __dev_change_flags (net/core/dev.c:9752) [ 60.656852][ T1303] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 60.656984][ T1303] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.657124][ T1303] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 60.657263][ T1303] netif_change_flags (net/core/dev.c:9820) [ 60.657407][ T1303] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 60.657544][ T1303] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 60.657720][ T1303] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 60.657861][ T1303] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 60.658026][ T1303] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 60.658160][ T1303] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.658292][ T1303] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 60.658478][ T1303] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 60.658631][ T1303] ? __kernel_text_address (kernel/extable.c:79) [ 60.658763][ T1303] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.658912][ T1303] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.659043][ T1303] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 60.659180][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.659314][ T1303] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 60.659545][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.659690][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.659824][ T1303] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 60.659965][ T1303] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 60.660098][ T1303] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 60.660231][ T1303] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 60.660370][ T1303] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 60.660509][ T1303] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 60.660657][ T1303] rtnl_newlink (net/core/rtnetlink.c:4150) [ 60.660801][ T1303] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.660933][ T1303] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.661084][ T1303] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.661216][ T1303] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.661355][ T1303] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.661490][ T1303] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.661631][ T1303] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.661766][ T1303] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.661914][ T1303] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.662047][ T1303] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.662181][ T1303] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.662320][ T1303] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.662460][ T1303] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.662599][ T1303] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.662772][ T1303] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.662917][ T1303] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.663051][ T1303] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.663189][ T1303] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.663322][ T1303] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.663464][ T1303] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 60.663599][ T1303] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 60.663737][ T1303] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.663871][ T1303] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.664006][ T1303] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.664164][ T1303] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 60.664299][ T1303] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.664442][ T1303] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 60.664581][ T1303] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 60.664733][ T1303] ? copy_msghdr_from_user (net/socket.c:2635) [ 60.664864][ T1303] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 60.665028][ T1303] ? move_addr_to_kernel (net/socket.c:258) [ 60.665168][ T1303] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 60.665301][ T1303] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.665440][ T1303] ___sys_sendmsg (net/socket.c:2752) [ 60.665592][ T1303] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 60.665764][ T1303] ? copy_msghdr_from_user (net/socket.c:2603) [ 60.665908][ T1303] __sys_sendmsg (net/socket.c:2784) [ 60.666040][ T1303] ? __sys_sendmsg_sock (net/socket.c:2765) [ 60.666171][ T1303] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 60.666351][ T1303] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 60.666486][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.666630][ T1303] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.666779][ T1303] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.666913][ T1303] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.667046][ T1303] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.667212][ T1303] RIP: 0033:0x7fd929b8b08e [ 60.667358][ T1303] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 60.667860][ T1303] RSP: 002b:00007ffc7dffaa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.668061][ T1303] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd929b8b08e [ 60.668278][ T1303] RDX: 0000000000000000 RSI: 00007ffc7dffab00 RDI: 0000000000000005 [ 60.668510][ T1303] RBP: 00007ffc7dffaa60 R08: 0000000000000000 R09: 0000000000000000 [ 60.668723][ T1303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee [ 60.668925][ T1303] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7dffb1d0 | [ 60.671434][ T46] ------------[ cut here ]------------ | [ 60.671650][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/46 | [ 60.672014][ T46] Modules linked in: ip6_gre ip_gre gre | [ 60.672468][ T46] Tainted: [W]=WARN [ 60.672564][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.672771][ T46] Workqueue: events_unbound linkwatch_event [ 60.673015][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.673190][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.673661][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 60.673818][ T46] RAX: 00000000ffffffa6 RBX: ff1100000bd83540 RCX: 1ff4000000065f02 [ 60.674000][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd835fc [ 60.674180][ T46] RBP: ff1100001290c000 R08: 1fe22000017b06c1 R09: ff110000024a0ba8 [ 60.674371][ T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 60.674556][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 60.674771][ T46] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.674991][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.675148][ T46] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 60.675361][ T46] PKRU: 55555554 [ 60.675455][ T46] Call Trace: [ 60.675545][ T46] [ 60.675617][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.675771][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 60.675893][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.675987][ T46] netif_state_change (net/core/dev.c:1605) [ 60.676109][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.676278][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 60.676407][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 60.676532][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.676679][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 60.676804][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 60.676926][ T46] process_one_work (kernel/workqueue.c:3314) [ 60.677053][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 60.677174][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.677301][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 60.677431][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 60.677554][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 60.677714][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 60.677866][ T46] kthread (kernel/kthread.c:436) [ 60.677959][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 60.678109][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 60.678232][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 60.678360][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 60.678512][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 60.678648][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 60.678836][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 60.744320][ T1305] ------------[ cut here ]------------ | [ 60.745181][ T1305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1305 | [ 60.745616][ T1305] Modules linked in: ip6_gre ip_gre gre | [ 60.746321][ T1305] Tainted: [W]=WARN [ 60.746503][ T1305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.746786][ T1305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.747072][ T1305] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.747846][ T1305] RSP: 0018:ffa00000013cf150 EFLAGS: 00010286 [ 60.748111][ T1305] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff4000000279df0 [ 60.748434][ T1305] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 60.748762][ T1305] RBP: ff11000004d69000 R08: 1fe2200002514251 R09: ff1100000fe8ae58 [ 60.749103][ T1305] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 60.749437][ T1305] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ab2ce40 [ 60.750046][ T1305] FS: 00007f7679127840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 60.750418][ T1305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.750688][ T1305] CR2: 00000000004ebb28 CR3: 000000000e9c7006 CR4: 0000000000771ef0 [ 60.751001][ T1305] PKRU: 55555554 [ 60.751158][ T1305] Call Trace: [ 60.751312][ T1305] [ 60.751428][ T1305] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.751649][ T1305] ? notifier_call_chain (kernel/notifier.c:85) [ 60.751858][ T1305] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.752019][ T1305] netif_state_change (net/core/dev.c:1605) [ 60.752248][ T1305] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.752524][ T1305] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 60.752789][ T1305] linkwatch_sync_dev (net/core/link_watch.c:295) [ 60.752996][ T1305] rtnl_getlink (net/core/rtnetlink.c:4273) [ 60.753204][ T1305] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.753425][ T1305] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.753637][ T1305] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 60.753849][ T1305] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.754052][ T1305] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.754266][ T1305] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.754518][ T1305] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.754728][ T1305] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.754932][ T1305] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.755136][ T1305] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.755342][ T1305] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.755592][ T1305] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.755813][ T1305] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 60.756041][ T1305] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.756246][ T1305] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.756463][ T1305] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.756702][ T1305] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.756919][ T1305] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.757123][ T1305] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.757334][ T1305] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.757549][ T1305] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.757760][ T1305] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.757992][ T1305] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 60.758195][ T1305] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 60.758430][ T1305] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.758646][ T1305] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.758853][ T1305] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.759062][ T1305] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 60.759285][ T1305] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.759504][ T1305] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 60.759720][ T1305] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 60.759927][ T1305] ? copy_msghdr_from_user (net/socket.c:2635) [ 60.760135][ T1305] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 60.760397][ T1305] ? move_addr_to_kernel (net/socket.c:258) [ 60.760616][ T1305] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 60.760824][ T1305] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 60.761076][ T1305] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 60.761287][ T1305] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 60.761561][ T1305] ___sys_sendmsg (net/socket.c:2752) [ 60.761773][ T1305] ? copy_msghdr_from_user (net/socket.c:2603) [ 60.761985][ T1305] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.762205][ T1305] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 60.762421][ T1305] ? do_getsockname (net/socket.c:2192) [ 60.762640][ T1305] __sys_sendmsg (net/socket.c:2784) [ 60.762850][ T1305] ? __sys_sendmsg_sock (net/socket.c:2765) [ 60.763092][ T1305] ? __sys_getsockname (net/socket.c:2210) [ 60.763299][ T1305] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.763520][ T1305] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.763735][ T1305] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.763942][ T1305] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.764164][ T1305] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.764430][ T1305] RIP: 0033:0x7f767936108e [ 60.764654][ T1305] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 60.765426][ T1305] RSP: 002b:00007ffd004c2340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.765759][ T1305] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f767936108e [ 60.766085][ T1305] RDX: 0000000000000000 RSI: 00007ffd004c23f0 RDI: 0000000000000006 [ 60.766392][ T1305] RBP: 00007ffd004c2350 R08: 0000000000000000 R09: 0000000000000000 [ 60.766610][ T1305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee [ 60.766834][ T1305] R13: 00007ffd004c24a0 R14: 000000000000000d R15: 00007ffd004c487a | [ 60.909248][ T1308] ------------[ cut here ]------------ | [ 60.910336][ T1308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1308 | [ 60.910787][ T1308] Modules linked in: ip6_gre ip_gre gre | [ 60.911473][ T1308] Tainted: [W]=WARN [ 60.911647][ T1308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.911924][ T1308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.912209][ T1308] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.912991][ T1308] RSP: 0018:ffa00000013ff1b0 EFLAGS: 00010286 [ 60.913259][ T1308] RAX: 00000000ffffffa6 RBX: ff1100000fb28900 RCX: 1ff400000027fdfc [ 60.913587][ T1308] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb289bc [ 60.913919][ T1308] RBP: ff11000008ab9000 R08: 1fe2200001f65139 R09: ff1100001018d180 [ 60.914242][ T1308] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 60.914594][ T1308] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 60.914929][ T1308] FS: 00007f7b1a9a7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 60.915306][ T1308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.915591][ T1308] CR2: 00007f7b1ad1c070 CR3: 000000000e9c7001 CR4: 0000000000771ef0 [ 60.915928][ T1308] PKRU: 55555554 [ 60.916091][ T1308] Call Trace: [ 60.916253][ T1308] [ 60.916373][ T1308] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.916615][ T1308] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.916771][ T1308] __dev_notify_flags (net/core/dev.c:9787) [ 60.916988][ T1308] ? netif_change_name (net/core/dev.c:1495) [ 60.917206][ T1308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.917431][ T1308] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 60.917655][ T1308] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 60.917876][ T1308] ? nla_strscpy (lib/nlattr.c:795) [ 60.918101][ T1308] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 60.918323][ T1308] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 60.918554][ T1308] ? __dev_get_by_name (net/core/dev.c:883) [ 60.918782][ T1308] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 60.919011][ T1308] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 60.919236][ T1308] rtnl_newlink (net/core/rtnetlink.c:4150) [ 60.919477][ T1308] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.919724][ T1308] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.919950][ T1308] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.920168][ T1308] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.920400][ T1308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.920630][ T1308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.920850][ T1308] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.921062][ T1308] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.921297][ T1308] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.921529][ T1308] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.921749][ T1308] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.921966][ T1308] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.922182][ T1308] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.922420][ T1308] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.922644][ T1308] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.922863][ T1308] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.923089][ T1308] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 60.923305][ T1308] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 60.923536][ T1308] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.923755][ T1308] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.923971][ T1308] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.924220][ T1308] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 60.924492][ T1308] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.924746][ T1308] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 60.924992][ T1308] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 60.925141][ T1308] ? copy_msghdr_from_user (net/socket.c:2635) [ 60.925279][ T1308] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 60.925464][ T1308] ? move_addr_to_kernel (net/socket.c:258) [ 60.925628][ T1308] ___sys_sendmsg (net/socket.c:2752) [ 60.925781][ T1308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.925918][ T1308] ? copy_msghdr_from_user (net/socket.c:2603) [ 60.926063][ T1308] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 60.926201][ T1308] __sys_sendmsg (net/socket.c:2784) [ 60.926340][ T1308] ? __sys_sendmsg_sock (net/socket.c:2765) [ 60.926489][ T1308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.926661][ T1308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.926811][ T1308] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.926954][ T1308] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.927088][ T1308] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.927228][ T1308] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.927404][ T1308] RIP: 0033:0x7f7b1abe108e [ 60.927549][ T1308] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 60.928054][ T1308] RSP: 002b:00007ffe8dcad6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.928269][ T1308] RAX: ffffffffffffffda RBX: 00007ffe8dcade80 RCX: 00007f7b1abe108e [ 60.928481][ T1308] RDX: 0000000000000000 RSI: 00007ffe8dcad780 RDI: 0000000000000005 [ 60.928695][ T1308] RBP: 00007ffe8dcad6e0 R08: 0000000000000000 R09: 0000000000000000 [ 60.928903][ T1308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 60.929199][ T1308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8dcade50 | [ 60.978673][ T1309] ------------[ cut here ]------------ | [ 60.978916][ T1309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1309 | [ 60.979354][ T1309] Modules linked in: ip6_gre ip_gre gre | [ 60.980024][ T1309] Tainted: [W]=WARN [ 60.980187][ T1309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.980472][ T1309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 60.980760][ T1309] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 60.981546][ T1309] RSP: 0018:ffa000000140f1b0 EFLAGS: 00010286 [ 60.981827][ T1309] RAX: 00000000ffffffa6 RBX: ff11000010781380 RCX: 1ff4000000281dfc [ 60.982146][ T1309] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078143c [ 60.982466][ T1309] RBP: ff1100000ebe4000 R08: 1fe22000020f0289 R09: ff11000010188b80 [ 60.982782][ T1309] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 60.983101][ T1309] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc039eb80 [ 60.983432][ T1309] FS: 00007f3bc186b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 60.983821][ T1309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.984091][ T1309] CR2: 00007f3bc1b45cb0 CR3: 000000001011f002 CR4: 0000000000771ef0 [ 60.984424][ T1309] PKRU: 55555554 [ 60.984588][ T1309] Call Trace: [ 60.984754][ T1309] [ 60.984866][ T1309] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 60.985088][ T1309] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 60.985249][ T1309] __dev_notify_flags (net/core/dev.c:9787) [ 60.985474][ T1309] ? netif_change_name (net/core/dev.c:1495) [ 60.985696][ T1309] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.985911][ T1309] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 60.986128][ T1309] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 60.986342][ T1309] ? nla_strscpy (lib/nlattr.c:795) [ 60.986569][ T1309] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 60.986796][ T1309] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 60.987006][ T1309] ? __dev_get_by_name (net/core/dev.c:883) [ 60.987218][ T1309] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 60.987481][ T1309] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 60.987710][ T1309] rtnl_newlink (net/core/rtnetlink.c:4150) [ 60.987949][ T1309] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.988158][ T1309] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.988376][ T1309] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.988589][ T1309] ? mark_usage (kernel/locking/lockdep.c:4674) [ 60.988809][ T1309] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.989035][ T1309] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.989256][ T1309] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 60.989476][ T1309] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 60.989696][ T1309] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 60.989916][ T1309] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.990133][ T1309] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.990362][ T1309] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 60.990580][ T1309] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 60.990806][ T1309] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 60.991018][ T1309] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.991233][ T1309] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.991468][ T1309] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 60.991694][ T1309] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 60.991913][ T1309] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.992132][ T1309] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.992359][ T1309] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 60.992577][ T1309] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 60.992797][ T1309] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 60.993011][ T1309] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 60.993227][ T1309] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 60.993451][ T1309] ? copy_msghdr_from_user (net/socket.c:2635) [ 60.993673][ T1309] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 60.993948][ T1309] ? move_addr_to_kernel (net/socket.c:258) [ 60.994177][ T1309] ___sys_sendmsg (net/socket.c:2752) [ 60.994402][ T1309] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 60.994630][ T1309] ? copy_msghdr_from_user (net/socket.c:2603) [ 60.994869][ T1309] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 60.995095][ T1309] __sys_sendmsg (net/socket.c:2784) [ 60.995313][ T1309] ? __sys_sendmsg_sock (net/socket.c:2765) [ 60.995546][ T1309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.995771][ T1309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 60.995985][ T1309] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 60.996198][ T1309] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 60.996422][ T1309] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 60.996646][ T1309] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.996916][ T1309] RIP: 0033:0x7f3bc1aa508e [ 60.997145][ T1309] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 60.997931][ T1309] RSP: 002b:00007ffd90293620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.998257][ T1309] RAX: ffffffffffffffda RBX: 00007ffd90293dd0 RCX: 00007f3bc1aa508e [ 60.998581][ T1309] RDX: 0000000000000000 RSI: 00007ffd902936d0 RDI: 0000000000000005 [ 60.998910][ T1309] RBP: 00007ffd90293630 R08: 0000000000000000 R09: 0000000000000000 [ 60.999231][ T1309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 60.999563][ T1309] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd90293da0 | [ 61.034511][ T1310] ------------[ cut here ]------------ | [ 61.034684][ T1310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1310 | [ 61.034954][ T1310] Modules linked in: ip6_gre ip_gre gre | [ 61.035396][ T1310] Tainted: [W]=WARN [ 61.035497][ T1310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.035674][ T1310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.035846][ T1310] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.036324][ T1310] RSP: 0018:ffa000000141f020 EFLAGS: 00010286 [ 61.036499][ T1310] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000283dca [ 61.036712][ T1310] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 61.036908][ T1310] RBP: ff11000008ab9000 R08: 1fe2200001f45021 R09: ff1100000a0a8b58 [ 61.037104][ T1310] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 61.037311][ T1310] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 61.037522][ T1310] FS: 00007f1b56a66840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.037801][ T1310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.037972][ T1310] CR2: 000000003f840988 CR3: 0000000006267003 CR4: 0000000000771ef0 [ 61.038173][ T1310] PKRU: 55555554 [ 61.038275][ T1310] Call Trace: [ 61.038383][ T1310] [ 61.038453][ T1310] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 61.038599][ T1310] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 61.038705][ T1310] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 61.038837][ T1310] __dev_notify_flags (net/core/dev.c:9787) [ 61.038971][ T1310] ? netif_change_name (net/core/dev.c:1495) [ 61.039118][ T1310] ? __dev_change_flags (net/core/dev.c:9752) [ 61.039251][ T1310] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 61.039387][ T1310] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.039521][ T1310] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 61.039712][ T1310] netif_change_flags (net/core/dev.c:9820) [ 61.039926][ T1310] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 61.040136][ T1310] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 61.040378][ T1310] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 61.040593][ T1310] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 61.040859][ T1310] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 61.041062][ T1310] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.041283][ T1310] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 61.041493][ T1310] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.041712][ T1310] ? __kernel_text_address (kernel/extable.c:79) [ 61.041928][ T1310] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.042141][ T1310] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.042357][ T1310] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.042568][ T1310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.042781][ T1310] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.042990][ T1310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.043199][ T1310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.043415][ T1310] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 61.043636][ T1310] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 61.043847][ T1310] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 61.044057][ T1310] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.044272][ T1310] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 61.044503][ T1310] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 61.044725][ T1310] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.044878][ T1310] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.045010][ T1310] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.045175][ T1310] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.045328][ T1310] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.045481][ T1310] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.045662][ T1310] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.045794][ T1310] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.045927][ T1310] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.046062][ T1310] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.046210][ T1310] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.046343][ T1310] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.046484][ T1310] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.046627][ T1310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.046759][ T1310] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.046894][ T1310] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.047024][ T1310] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.047156][ T1310] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.047291][ T1310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.047427][ T1310] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.047564][ T1310] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.047705][ T1310] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.047837][ T1310] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.047971][ T1310] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.048104][ T1310] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.048238][ T1310] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.048382][ T1310] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.048517][ T1310] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.048664][ T1310] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.048795][ T1310] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.048933][ T1310] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.049097][ T1310] ? move_addr_to_kernel (net/socket.c:258) [ 61.049229][ T1310] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.049369][ T1310] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.049511][ T1310] ___sys_sendmsg (net/socket.c:2752) [ 61.049660][ T1310] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 61.049822][ T1310] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.049966][ T1310] __sys_sendmsg (net/socket.c:2784) [ 61.050098][ T1310] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.050238][ T1310] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 61.050412][ T1310] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 61.050549][ T1310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.050694][ T1310] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.050830][ T1310] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.050963][ T1310] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.051096][ T1310] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.051267][ T1310] RIP: 0033:0x7f1b56ca008e [ 61.051425][ T1310] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.051967][ T1310] RSP: 002b:00007ffcda8517f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.052167][ T1310] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1b56ca008e [ 61.052376][ T1310] RDX: 0000000000000000 RSI: 00007ffcda8518a0 RDI: 0000000000000005 [ 61.052610][ T1310] RBP: 00007ffcda851800 R08: 0000000000000000 R09: 0000000000000000 [ 61.052813][ T1310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.053011][ T1310] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda851f70 | [ 61.086110][ T1311] ------------[ cut here ]------------ | [ 61.086403][ T1311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1311 | [ 61.086852][ T1311] Modules linked in: ip6_gre ip_gre gre | [ 61.088850][ T1311] Tainted: [W]=WARN [ 61.089057][ T1311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.089313][ T1311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.089741][ T1311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.090742][ T1311] RSP: 0018:ffa000000142f020 EFLAGS: 00010286 [ 61.091012][ T1311] RAX: 00000000ffffffa6 RBX: ff1100000c69b700 RCX: 1ff4000000285dca [ 61.091327][ T1311] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b7bc [ 61.091826][ T1311] RBP: ff1100000ebe4000 R08: 1fe22000018d36f9 R09: ff1100001023ae58 [ 61.092174][ T1311] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 61.092582][ T1311] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 61.092915][ T1311] FS: 00007f8bd1421840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 61.093289][ T1311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.093575][ T1311] CR2: 00007f8bd16f11a0 CR3: 0000000006267002 CR4: 0000000000771ef0 [ 61.094144][ T1311] PKRU: 55555554 [ 61.094298][ T1311] Call Trace: [ 61.094463][ T1311] [ 61.094571][ T1311] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 61.094799][ T1311] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 61.094960][ T1311] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 61.095176][ T1311] __dev_notify_flags (net/core/dev.c:9787) [ 61.095442][ T1311] ? netif_change_name (net/core/dev.c:1495) [ 61.095665][ T1311] ? __dev_change_flags (net/core/dev.c:9752) [ 61.095876][ T1311] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 61.096209][ T1311] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.096596][ T1311] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 61.096841][ T1311] netif_change_flags (net/core/dev.c:9820) [ 61.097058][ T1311] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 61.097269][ T1311] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 61.097513][ T1311] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 61.097733][ T1311] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 61.097994][ T1311] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 61.098201][ T1311] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.098410][ T1311] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 61.098615][ T1311] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.098827][ T1311] ? __kernel_text_address (kernel/extable.c:79) [ 61.099038][ T1311] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.099245][ T1311] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.099463][ T1311] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.099689][ T1311] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.099912][ T1311] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.100114][ T1311] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.100317][ T1311] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.100533][ T1311] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 61.100747][ T1311] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 61.100973][ T1311] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 61.101180][ T1311] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.101403][ T1311] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 61.101618][ T1311] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 61.101841][ T1311] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.102051][ T1311] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.102270][ T1311] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.102515][ T1311] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.102776][ T1311] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.103002][ T1311] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.103215][ T1311] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.103428][ T1311] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.103641][ T1311] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.103850][ T1311] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.104063][ T1311] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.104279][ T1311] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.104521][ T1311] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.104734][ T1311] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.105120][ T1311] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.105330][ T1311] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.105549][ T1311] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.105766][ T1311] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.105980][ T1311] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.106198][ T1311] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.106458][ T1311] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.106668][ T1311] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.106888][ T1311] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.107109][ T1311] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.107319][ T1311] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.107839][ T1311] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.108041][ T1311] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.108257][ T1311] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.108475][ T1311] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.108691][ T1311] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.108918][ T1311] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.109187][ T1311] ? move_addr_to_kernel (net/socket.c:258) [ 61.109411][ T1311] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.109639][ T1311] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.109847][ T1311] ___sys_sendmsg (net/socket.c:2752) [ 61.110054][ T1311] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 61.110323][ T1311] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.110564][ T1311] __sys_sendmsg (net/socket.c:2784) [ 61.110782][ T1311] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.110989][ T1311] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 61.111415][ T1311] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 61.111629][ T1311] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.111840][ T1311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.112050][ T1311] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.112261][ T1311] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.112474][ T1311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.112737][ T1311] RIP: 0033:0x7f8bd165b08e [ 61.112958][ T1311] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.113743][ T1311] RSP: 002b:00007ffe5d9b3070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.114057][ T1311] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8bd165b08e [ 61.114393][ T1311] RDX: 0000000000000000 RSI: 00007ffe5d9b3120 RDI: 0000000000000005 [ 61.114722][ T1311] RBP: 00007ffe5d9b3080 R08: 0000000000000000 R09: 0000000000000000 [ 61.115034][ T1311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.115354][ T1311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5d9b37f0 | [ 61.244713][ T1314] ------------[ cut here ]------------ | [ 61.244909][ T1314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1314 | [ 61.245194][ T1314] Modules linked in: ip6_gre ip_gre gre | [ 61.245658][ T1314] Tainted: [W]=WARN [ 61.245765][ T1314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.245941][ T1314] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.246127][ T1314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.246665][ T1314] RSP: 0018:ffa000000122f090 EFLAGS: 00010286 [ 61.246951][ T1314] RAX: 00000000ffffffa6 RBX: ff1100000bcaf000 RCX: 1ff4000000245dd8 [ 61.247282][ T1314] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf0bc [ 61.247631][ T1314] RBP: ff11000008ab9000 R08: 1fe2200001795e19 R09: ff11000009740b80 [ 61.247967][ T1314] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 61.248299][ T1314] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 61.248645][ T1314] FS: 00007f25f179d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 61.249050][ T1314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.249331][ T1314] CR2: 00007f3bc1938574 CR3: 000000000fecd004 CR4: 0000000000771ef0 [ 61.249687][ T1314] PKRU: 55555554 [ 61.249856][ T1314] Call Trace: [ 61.250022][ T1314] [ 61.250141][ T1314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.250372][ T1314] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 61.250616][ T1314] notifier_call_chain (kernel/notifier.c:85) [ 61.250852][ T1314] __netdev_upper_dev_link (net/core/dev.c:8931) [ 61.251075][ T1314] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 61.251304][ T1314] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 61.251544][ T1314] netdev_upper_dev_link (net/core/dev.c:8972) [ 61.251778][ T1314] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 61.252006][ T1314] register_vlan_dev (net/8021q/vlan.c:183) [ 61.252234][ T1314] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 61.252467][ T1314] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 61.252694][ T1314] ? nla_strscpy (lib/nlattr.c:795) [ 61.252936][ T1314] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 61.253162][ T1314] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 61.253388][ T1314] ? __dev_get_by_name (net/core/dev.c:883) [ 61.253614][ T1314] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 61.253855][ T1314] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 61.254088][ T1314] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.254310][ T1314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.254536][ T1314] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.254761][ T1314] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.254981][ T1314] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.255205][ T1314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.255444][ T1314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.255676][ T1314] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.255897][ T1314] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.256117][ T1314] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.256341][ T1314] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.256576][ T1314] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.256848][ T1314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.257070][ T1314] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.257304][ T1314] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.257538][ T1314] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.257772][ T1314] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.258000][ T1314] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.258224][ T1314] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.258459][ T1314] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.258693][ T1314] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.258918][ T1314] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.259145][ T1314] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.259375][ T1314] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.259601][ T1314] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.259835][ T1314] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.260055][ T1314] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.260293][ T1314] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.260577][ T1314] ? move_addr_to_kernel (net/socket.c:258) [ 61.260814][ T1314] ___sys_sendmsg (net/socket.c:2752) [ 61.261037][ T1314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.261261][ T1314] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.261509][ T1314] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 61.261748][ T1314] __sys_sendmsg (net/socket.c:2784) [ 61.261971][ T1314] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.262202][ T1314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.262429][ T1314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.262658][ T1314] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.262880][ T1314] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.263102][ T1314] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.263324][ T1314] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.263604][ T1314] RIP: 0033:0x7f25f19d708e [ 61.263844][ T1314] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.264653][ T1314] RSP: 002b:00007ffeb7f1e490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.264984][ T1314] RAX: ffffffffffffffda RBX: 00007ffeb7f1ec50 RCX: 00007f25f19d708e [ 61.265330][ T1314] RDX: 0000000000000000 RSI: 00007ffeb7f1e540 RDI: 0000000000000005 [ 61.265681][ T1314] RBP: 00007ffeb7f1e4a0 R08: 0000000000000000 R09: 0000000000000000 [ 61.266011][ T1314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.266341][ T1314] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb7f1ec10 | [ 61.269003][ T1314] ------------[ cut here ]------------ | [ 61.269237][ T1314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1314 | [ 61.269693][ T1314] Modules linked in: ip6_gre ip_gre gre | [ 61.270367][ T1314] Tainted: [W]=WARN [ 61.270532][ T1314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.270812][ T1314] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.271091][ T1314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.271913][ T1314] RSP: 0018:ffa000000122f1b0 EFLAGS: 00010286 [ 61.272188][ T1314] RAX: 00000000ffffffa6 RBX: ff1100000bcae3c0 RCX: 1ff4000000245dfc [ 61.272526][ T1314] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae47c [ 61.272857][ T1314] RBP: ff11000007889000 R08: 1fe2200001795c91 R09: ff11000009740b80 [ 61.273177][ T1314] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 61.273507][ T1314] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 61.273838][ T1314] FS: 00007f25f179d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 61.274211][ T1314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.274491][ T1314] CR2: 00007f3bc1938574 CR3: 000000000fecd004 CR4: 0000000000771ef0 [ 61.274824][ T1314] PKRU: 55555554 [ 61.274987][ T1314] Call Trace: [ 61.275152][ T1314] [ 61.275265][ T1314] ? register_vlan_dev (net/8021q/vlan.c:188) [ 61.275491][ T1314] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 61.275719][ T1314] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.275940][ T1314] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 61.276106][ T1314] __dev_notify_flags (net/core/dev.c:9787) [ 61.276323][ T1314] ? netdev_update_features (net/core/dev.c:11098) [ 61.276594][ T1314] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 61.276875][ T1314] ? netif_change_name (net/core/dev.c:1495) [ 61.277091][ T1314] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 61.277308][ T1314] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 61.277521][ T1314] ? register_vlan_dev (net/8021q/vlan.c:196) [ 61.277738][ T1314] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 61.277957][ T1314] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 61.278175][ T1314] ? nla_strscpy (lib/nlattr.c:795) [ 61.278402][ T1314] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 61.278638][ T1314] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 61.278861][ T1314] ? __dev_get_by_name (net/core/dev.c:883) [ 61.279077][ T1314] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 61.279227][ T1314] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 61.279375][ T1314] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.279516][ T1314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.279699][ T1314] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.279920][ T1314] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.280137][ T1314] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.280362][ T1314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.280594][ T1314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.280824][ T1314] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.281045][ T1314] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.281261][ T1314] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.281488][ T1314] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.281709][ T1314] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.281932][ T1314] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.282150][ T1314] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.282386][ T1314] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.282609][ T1314] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.282815][ T1314] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.282958][ T1314] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.283091][ T1314] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.283228][ T1314] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.283368][ T1314] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.283505][ T1314] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.283657][ T1314] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.283797][ T1314] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.283942][ T1314] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.284081][ T1314] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.284216][ T1314] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.284364][ T1314] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.284547][ T1314] ? move_addr_to_kernel (net/socket.c:258) [ 61.284762][ T1314] ___sys_sendmsg (net/socket.c:2752) [ 61.284977][ T1314] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.285193][ T1314] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.285436][ T1314] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 61.285664][ T1314] __sys_sendmsg (net/socket.c:2784) [ 61.285819][ T1314] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.285962][ T1314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.286097][ T1314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.286232][ T1314] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.286375][ T1314] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.286513][ T1314] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.286659][ T1314] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.286829][ T1314] RIP: 0033:0x7f25f19d708e [ 61.287070][ T1314] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.287670][ T1314] RSP: 002b:00007ffeb7f1e490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.287880][ T1314] RAX: ffffffffffffffda RBX: 00007ffeb7f1ec50 RCX: 00007f25f19d708e [ 61.288082][ T1314] RDX: 0000000000000000 RSI: 00007ffeb7f1e540 RDI: 0000000000000005 [ 61.288383][ T1314] RBP: 00007ffeb7f1e4a0 R08: 0000000000000000 R09: 0000000000000000 [ 61.288593][ T1314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.288926][ T1314] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb7f1ec10 | [ 61.332123][ T1315] ------------[ cut here ]------------ | [ 61.332289][ T1315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1315 | [ 61.332574][ T1315] Modules linked in: ip6_gre ip_gre gre | [ 61.333012][ T1315] Tainted: [W]=WARN [ 61.333120][ T1315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.333293][ T1315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.333481][ T1315] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.333980][ T1315] RSP: 0018:ffa000000144f090 EFLAGS: 00010286 [ 61.334159][ T1315] RAX: 00000000ffffffa6 RBX: ff1100000c67ec80 RCX: 1ff4000000289dd8 [ 61.334377][ T1315] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67ed3c [ 61.334590][ T1315] RBP: ff1100000ebe4000 R08: 1fe22000018cfda9 R09: ff1100000e0c8b80 [ 61.334804][ T1315] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 61.335009][ T1315] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 61.335217][ T1315] FS: 00007f04d185b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.335464][ T1315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.335652][ T1315] CR2: 000000000042e5e0 CR3: 0000000008d04004 CR4: 0000000000771ef0 [ 61.335857][ T1315] PKRU: 55555554 [ 61.335959][ T1315] Call Trace: [ 61.336061][ T1315] [ 61.336133][ T1315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.336271][ T1315] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 61.336416][ T1315] notifier_call_chain (kernel/notifier.c:85) [ 61.336561][ T1315] __netdev_upper_dev_link (net/core/dev.c:8931) [ 61.336711][ T1315] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 61.336853][ T1315] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 61.336994][ T1315] netdev_upper_dev_link (net/core/dev.c:8972) [ 61.337133][ T1315] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 61.337273][ T1315] register_vlan_dev (net/8021q/vlan.c:183) [ 61.337418][ T1315] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 61.337561][ T1315] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 61.337710][ T1315] ? nla_strscpy (lib/nlattr.c:795) [ 61.337850][ T1315] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 61.337992][ T1315] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 61.338132][ T1315] ? __dev_get_by_name (net/core/dev.c:883) [ 61.338275][ T1315] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 61.338425][ T1315] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 61.338569][ T1315] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.338720][ T1315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.338858][ T1315] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.338996][ T1315] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.339187][ T1315] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.339325][ T1315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.339533][ T1315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.339688][ T1315] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.339829][ T1315] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.339974][ T1315] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.340114][ T1315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.340255][ T1315] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.340462][ T1315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.340608][ T1315] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.340756][ T1315] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.340895][ T1315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.341034][ T1315] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.341177][ T1315] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.341315][ T1315] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.341520][ T1315] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.341757][ T1315] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.341897][ T1315] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.342038][ T1315] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.342178][ T1315] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.342318][ T1315] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.342523][ T1315] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.342672][ T1315] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.342811][ T1315] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.342983][ T1315] ? move_addr_to_kernel (net/socket.c:258) [ 61.343126][ T1315] ___sys_sendmsg (net/socket.c:2752) [ 61.343262][ T1315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.343467][ T1315] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.343620][ T1315] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 61.343768][ T1315] __sys_sendmsg (net/socket.c:2784) [ 61.343906][ T1315] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.344048][ T1315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.344188][ T1315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.344326][ T1315] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.344528][ T1315] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.344676][ T1315] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.344814][ T1315] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.344984][ T1315] RIP: 0033:0x7f04d1a9508e [ 61.345128][ T1315] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.345696][ T1315] RSP: 002b:00007fff8c369390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.345902][ T1315] RAX: ffffffffffffffda RBX: 00007fff8c369b50 RCX: 00007f04d1a9508e [ 61.346109][ T1315] RDX: 0000000000000000 RSI: 00007fff8c369440 RDI: 0000000000000005 [ 61.346315][ T1315] RBP: 00007fff8c3693a0 R08: 0000000000000000 R09: 0000000000000000 [ 61.346595][ T1315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.346827][ T1315] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8c369b10 | [ 61.348637][ T1315] ------------[ cut here ]------------ | [ 61.348784][ T1315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1315 | [ 61.349119][ T1315] Modules linked in: ip6_gre ip_gre gre | [ 61.349649][ T1315] Tainted: [W]=WARN [ 61.349788][ T1315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.350008][ T1315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.350196][ T1315] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.350817][ T1315] RSP: 0018:ffa000000144f1b0 EFLAGS: 00010286 [ 61.351043][ T1315] RAX: 00000000ffffffa6 RBX: ff11000010782c80 RCX: 1ff4000000289dfc [ 61.351262][ T1315] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782d3c [ 61.351529][ T1315] RBP: ff11000009214000 R08: 1fe22000020f05a9 R09: ff1100000e0c8b80 [ 61.351756][ T1315] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 61.351956][ T1315] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 61.352165][ T1315] FS: 00007f04d185b840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 61.352427][ T1315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.352603][ T1315] CR2: 000055f6a15ced5c CR3: 0000000008d04004 CR4: 0000000000771ef0 [ 61.352810][ T1315] PKRU: 55555554 [ 61.352919][ T1315] Call Trace: [ 61.353019][ T1315] [ 61.353088][ T1315] ? register_vlan_dev (net/8021q/vlan.c:188) [ 61.353225][ T1315] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 61.353433][ T1315] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.353593][ T1315] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 61.353745][ T1315] __dev_notify_flags (net/core/dev.c:9787) [ 61.353939][ T1315] ? netdev_update_features (net/core/dev.c:11098) [ 61.354079][ T1315] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 61.354303][ T1315] ? netif_change_name (net/core/dev.c:1495) [ 61.354462][ T1315] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 61.354604][ T1315] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 61.354755][ T1315] ? register_vlan_dev (net/8021q/vlan.c:196) [ 61.354892][ T1315] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 61.355027][ T1315] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 61.355161][ T1315] ? nla_strscpy (lib/nlattr.c:795) [ 61.355363][ T1315] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 61.355512][ T1315] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 61.355711][ T1315] ? __dev_get_by_name (net/core/dev.c:883) [ 61.355891][ T1315] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 61.356058][ T1315] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 61.356224][ T1315] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.356408][ T1315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.356545][ T1315] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.356703][ T1315] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.356836][ T1315] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.356969][ T1315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.357107][ T1315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.357242][ T1315] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.357384][ T1315] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.357523][ T1315] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.357672][ T1315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.357806][ T1315] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.357943][ T1315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.358076][ T1315] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.358210][ T1315] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.358351][ T1315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.358487][ T1315] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.358634][ T1315] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.358828][ T1315] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.358973][ T1315] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.359160][ T1315] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.359343][ T1315] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.359518][ T1315] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.359691][ T1315] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.359871][ T1315] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.360017][ T1315] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.360156][ T1315] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.360291][ T1315] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.360468][ T1315] ? move_addr_to_kernel (net/socket.c:258) [ 61.360632][ T1315] ___sys_sendmsg (net/socket.c:2752) [ 61.360779][ T1315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.360913][ T1315] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.361057][ T1315] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 61.361196][ T1315] __sys_sendmsg (net/socket.c:2784) [ 61.361336][ T1315] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.361489][ T1315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.361694][ T1315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.361834][ T1315] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.362020][ T1315] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.362215][ T1315] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.362369][ T1315] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.362602][ T1315] RIP: 0033:0x7f04d1a9508e [ 61.362756][ T1315] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.363234][ T1315] RSP: 002b:00007fff8c369390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.363456][ T1315] RAX: ffffffffffffffda RBX: 00007fff8c369b50 RCX: 00007f04d1a9508e [ 61.363724][ T1315] RDX: 0000000000000000 RSI: 00007fff8c369440 RDI: 0000000000000005 [ 61.363965][ T1315] RBP: 00007fff8c3693a0 R08: 0000000000000000 R09: 0000000000000000 [ 61.364187][ T1315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.364469][ T1315] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8c369b10 | [ 61.400020][ T1316] ------------[ cut here ]------------ | [ 61.400174][ T1316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1316 | [ 61.400453][ T1316] Modules linked in: ip6_gre ip_gre gre | [ 61.400890][ T1316] Tainted: [W]=WARN [ 61.400992][ T1316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.401159][ T1316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.401331][ T1316] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.401838][ T1316] RSP: 0018:ffa000000144f020 EFLAGS: 00010286 [ 61.402004][ T1316] RAX: 00000000ffffffa6 RBX: ff1100000c67e3c0 RCX: 1ff4000000289dca [ 61.402199][ T1316] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e47c [ 61.402405][ T1316] RBP: ff11000007889000 R08: 1fe22000018cfc91 R09: ff11000012a58b58 [ 61.402610][ T1316] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 61.402820][ T1316] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 61.403028][ T1316] FS: 00007faf1ece6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.403274][ T1316] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.403450][ T1316] CR2: 000000000c782988 CR3: 0000000008d04006 CR4: 0000000000771ef0 [ 61.403667][ T1316] PKRU: 55555554 [ 61.403769][ T1316] Call Trace: [ 61.403869][ T1316] [ 61.403938][ T1316] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 61.404076][ T1316] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 61.404176][ T1316] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 61.404308][ T1316] __dev_notify_flags (net/core/dev.c:9787) [ 61.404447][ T1316] ? netif_change_name (net/core/dev.c:1495) [ 61.404581][ T1316] ? __dev_change_flags (net/core/dev.c:9752) [ 61.404725][ T1316] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 61.404856][ T1316] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.404988][ T1316] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 61.405123][ T1316] netif_change_flags (net/core/dev.c:9820) [ 61.405258][ T1316] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 61.405398][ T1316] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 61.405533][ T1316] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 61.405681][ T1316] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 61.405847][ T1316] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 61.405978][ T1316] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.406110][ T1316] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 61.406241][ T1316] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.406379][ T1316] ? __kernel_text_address (kernel/extable.c:79) [ 61.406514][ T1316] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.406670][ T1316] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.406800][ T1316] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.406932][ T1316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.407064][ T1316] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.407194][ T1316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.407325][ T1316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.407462][ T1316] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 61.407607][ T1316] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 61.407816][ T1316] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 61.408027][ T1316] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.408238][ T1316] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 61.408465][ T1316] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 61.408683][ T1316] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.408894][ T1316] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.409102][ T1316] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.409314][ T1316] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.409532][ T1316] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.409743][ T1316] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.409958][ T1316] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.410167][ T1316] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.410385][ T1316] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.410591][ T1316] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.410798][ T1316] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.411002][ T1316] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.411213][ T1316] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.411433][ T1316] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.411655][ T1316] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.411869][ T1316] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.412075][ T1316] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.412286][ T1316] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.412509][ T1316] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.412729][ T1316] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.412948][ T1316] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.413156][ T1316] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.413376][ T1316] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.413590][ T1316] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.413804][ T1316] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.414019][ T1316] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.414223][ T1316] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.414436][ T1316] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.414649][ T1316] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.414857][ T1316] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.415064][ T1316] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.415322][ T1316] ? move_addr_to_kernel (net/socket.c:258) [ 61.415542][ T1316] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.415761][ T1316] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.415973][ T1316] ___sys_sendmsg (net/socket.c:2752) [ 61.416178][ T1316] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 61.416447][ T1316] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.416690][ T1316] __sys_sendmsg (net/socket.c:2784) [ 61.416898][ T1316] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.417107][ T1316] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 61.417378][ T1316] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 61.417591][ T1316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.417809][ T1316] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.418020][ T1316] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.418230][ T1316] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.418450][ T1316] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.418721][ T1316] RIP: 0033:0x7faf1ef2008e [ 61.418942][ T1316] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.419690][ T1316] RSP: 002b:00007ffd25ed0ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.420004][ T1316] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf1ef2008e [ 61.420319][ T1316] RDX: 0000000000000000 RSI: 00007ffd25ed0f90 RDI: 0000000000000005 [ 61.420645][ T1316] RBP: 00007ffd25ed0ef0 R08: 0000000000000000 R09: 0000000000000000 [ 61.420956][ T1316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.421267][ T1316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd25ed1660 | [ 61.460133][ T1317] ------------[ cut here ]------------ | [ 61.460339][ T1317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1317 | [ 61.460717][ T1317] Modules linked in: ip6_gre ip_gre gre | [ 61.462136][ T1317] Tainted: [W]=WARN [ 61.462305][ T1317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.462546][ T1317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.462791][ T1317] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.463340][ T1317] RSP: 0018:ffa000000145f020 EFLAGS: 00010286 [ 61.463596][ T1317] RAX: 00000000ffffffa6 RBX: ff1100000e21fa80 RCX: 1ff400000028bdca [ 61.463865][ T1317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21fb3c [ 61.464115][ T1317] RBP: ff11000009214000 R08: 1fe2200001c43f69 R09: ff11000012a5ae58 [ 61.464378][ T1317] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 61.464651][ T1317] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 61.464920][ T1317] FS: 00007f91134d0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 61.465219][ T1317] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.465468][ T1317] CR2: 00007f91137a01a0 CR3: 000000000fd43001 CR4: 0000000000771ef0 [ 61.465744][ T1317] PKRU: 55555554 [ 61.465916][ T1317] Call Trace: [ 61.466075][ T1317] [ 61.466197][ T1317] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 61.466402][ T1317] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 61.466598][ T1317] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 61.466767][ T1317] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 61.466964][ T1317] __dev_notify_flags (net/core/dev.c:9787) [ 61.467170][ T1317] ? netif_change_name (net/core/dev.c:1495) [ 61.467396][ T1317] ? __dev_change_flags (net/core/dev.c:9752) [ 61.467590][ T1317] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 61.467789][ T1317] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.467977][ T1317] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 61.468166][ T1317] netif_change_flags (net/core/dev.c:9820) [ 61.468377][ T1317] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 61.468569][ T1317] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 61.468782][ T1317] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 61.468970][ T1317] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 61.469190][ T1317] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 61.469391][ T1317] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.469582][ T1317] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 61.469796][ T1317] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.469984][ T1317] ? __kernel_text_address (kernel/extable.c:79) [ 61.470187][ T1317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.470390][ T1317] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.470576][ T1317] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.470782][ T1317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.470983][ T1317] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.471167][ T1317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.471377][ T1317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.471566][ T1317] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 61.471774][ T1317] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 61.472005][ T1317] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 61.472269][ T1317] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 61.472561][ T1317] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 61.472837][ T1317] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 61.473110][ T1317] rtnl_newlink (net/core/rtnetlink.c:4150) [ 61.473402][ T1317] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.473681][ T1317] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.473952][ T1317] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.474217][ T1317] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.474522][ T1317] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.474826][ T1317] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.475102][ T1317] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.475402][ T1317] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.475683][ T1317] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.475967][ T1317] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 61.476237][ T1317] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 61.476495][ T1317] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.476767][ T1317] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.477053][ T1317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.477330][ T1317] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.477609][ T1317] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.477888][ T1317] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 61.478155][ T1317] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.478436][ T1317] ? netlink_ack (./include/linux/skbuff.h:2718) [ 61.478718][ T1317] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 61.478982][ T1317] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 61.479255][ T1317] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.479544][ T1317] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.479820][ T1317] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.480280][ T1317] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 61.480573][ T1317] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.480851][ T1317] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.481129][ T1317] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.481412][ T1317] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.481685][ T1317] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 61.482020][ T1317] ? move_addr_to_kernel (net/socket.c:258) [ 61.482294][ T1317] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.482577][ T1317] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.482849][ T1317] ___sys_sendmsg (net/socket.c:2752) [ 61.483111][ T1317] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 61.483439][ T1317] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.483763][ T1317] __sys_sendmsg (net/socket.c:2784) [ 61.484043][ T1317] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.484330][ T1317] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 61.484683][ T1317] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 61.484958][ T1317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.485224][ T1317] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.485510][ T1317] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.485784][ T1317] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.486052][ T1317] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.486380][ T1317] RIP: 0033:0x7f911370a08e [ 61.486674][ T1317] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 61.487638][ T1317] RSP: 002b:00007fffae849420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.488102][ T1317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f911370a08e [ 61.488469][ T1317] RDX: 0000000000000000 RSI: 00007fffae8494d0 RDI: 0000000000000005 [ 61.488846][ T1317] RBP: 00007fffae849430 R08: 0000000000000000 R09: 0000000000000000 [ 61.489237][ T1317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef [ 61.489636][ T1317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffae849ba0 | [ 61.621342][ T12] ------------[ cut here ]------------ | [ 61.621535][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 61.621803][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.622220][ T12] Tainted: [W]=WARN [ 61.622316][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.622487][ T12] Workqueue: netns cleanup_net [ 61.622623][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.622792][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.623243][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 61.623408][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbeac0 RCX: 1ff4000000018ec7 [ 61.623614][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeb7c [ 61.623816][ T12] RBP: ff1100000ec21000 R08: 1fe2200001f77d71 R09: ff11000001aed1d0 [ 61.624000][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 61.624185][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 61.624383][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 61.624622][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.624785][ T12] CR2: 00007faa76571574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 61.624975][ T12] PKRU: 55555554 [ 61.625069][ T12] Call Trace: [ 61.625160][ T12] [ 61.625225][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 61.625357][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 61.625454][ T12] netif_close_many (net/core/dev.c:1804) [ 61.625579][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 61.625717][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 61.625872][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 61.626027][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 61.626170][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.626352][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.626478][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.626614][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.626746][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.626871][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.626998][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.627123][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.627248][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.627377][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.627505][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.627641][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.627964][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.628093][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.628217][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.628342][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.628479][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.628608][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.628782][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.628913][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.629054][ T12] kthread (kernel/kthread.c:436) [ 61.629147][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.629300][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.629430][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.629560][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.629721][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.629846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.629982][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.632182][ T12] ------------[ cut here ]------------ | [ 61.632306][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 61.632560][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.632981][ T12] Tainted: [W]=WARN [ 61.633070][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.633220][ T12] Workqueue: netns cleanup_net [ 61.633343][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.633506][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.633950][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.634100][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187000 RCX: 1ff4000000018eed [ 61.634281][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1870bc [ 61.634487][ T12] RBP: ff11000009289000 R08: 1fe2200001430e19 R09: ff11000001aed1d0 [ 61.634676][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 61.634853][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.635031][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 61.635237][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.635402][ T12] CR2: 00007faa76571574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 61.635582][ T12] PKRU: 55555554 [ 61.635693][ T12] Call Trace: [ 61.635784][ T12] [ 61.635859][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.636009][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.636155][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.636276][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.636432][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.636552][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.636687][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.636810][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.636930][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.637047][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.637167][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.637286][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.637409][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.637533][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.637659][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.637784][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.637907][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.638026][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.638150][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.638277][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.638400][ T12] kthread (kernel/kthread.c:436) [ 61.638490][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.638654][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.638773][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.638905][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.639056][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.639174][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.639299][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.643136][ T12] ------------[ cut here ]------------ | [ 61.643282][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 61.643955][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.644819][ T12] Tainted: [W]=WARN [ 61.644909][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.645057][ T12] Workqueue: netns cleanup_net [ 61.645179][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.645339][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.645876][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.646029][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a212580 RCX: 1ff4000000018eed [ 61.646211][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21263c [ 61.646439][ T12] RBP: ff1100000ec21000 R08: 1fe22000014424c9 R09: ff11000001aed1d0 [ 61.646632][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 61.646809][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.646983][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 61.647188][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.647406][ T12] CR2: 00007faa76571574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 61.647588][ T12] PKRU: 55555554 [ 61.647693][ T12] Call Trace: [ 61.648123][ T12] [ 61.648191][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.648955][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.649102][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.649222][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.649396][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.649521][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.649652][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.649783][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.649928][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.650045][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.650181][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.650299][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.650482][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.650609][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.650732][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.650852][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.650978][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.651096][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.651232][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.651425][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.651544][ T12] kthread (kernel/kthread.c:436) [ 61.651646][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.651796][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.651916][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.652035][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.652182][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.652300][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.652770][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.655280][ T12] ------------[ cut here ]------------ | [ 61.655430][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 61.655690][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.656312][ T12] Tainted: [W]=WARN [ 61.656414][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.656572][ T12] Workqueue: netns cleanup_net [ 61.656732][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.656896][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.657337][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.657505][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2123c0 RCX: 1ff4000000018eed [ 61.657703][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21247c [ 61.657883][ T12] RBP: ff11000004f6c000 R08: 1fe2200001442491 R09: ff11000001aed1d0 [ 61.658065][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 61.658253][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.658438][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.658667][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.658819][ T12] CR2: 00000000004ec0f0 CR3: 0000000008d04005 CR4: 0000000000771ef0 [ 61.659007][ T12] PKRU: 55555554 [ 61.659102][ T12] Call Trace: [ 61.659190][ T12] [ 61.659252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.659411][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.659559][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.659689][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.659901][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.660030][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.660150][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.660274][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.660401][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.660519][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.660652][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.660773][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.660894][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.661024][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.661143][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.661263][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.661393][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.661514][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.661646][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.661771][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.661890][ T12] kthread (kernel/kthread.c:436) [ 61.661981][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.662145][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.662270][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.662403][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.662568][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.662699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.662817][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.665187][ T12] ------------[ cut here ]------------ | [ 61.665308][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 61.665561][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.666079][ T12] Tainted: [W]=WARN [ 61.666169][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.666322][ T12] Workqueue: netns cleanup_net [ 61.666454][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.666616][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.667145][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.667298][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7a80 RCX: 1ff4000000018eed [ 61.667558][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7b3c [ 61.667743][ T12] RBP: ff11000007c21000 R08: 1fe2200001936f69 R09: ff11000001aed1d0 [ 61.667942][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 61.668194][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.668452][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.668671][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.668832][ T12] CR2: 00000000004ec0f0 CR3: 0000000008d04005 CR4: 0000000000771ef0 [ 61.669010][ T12] PKRU: 55555554 [ 61.669098][ T12] Call Trace: [ 61.669269][ T12] [ 61.669331][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.669493][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.669654][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.669773][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.669893][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.670013][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.670131][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.670252][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.670379][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.670510][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.670644][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.670779][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.670897][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.671017][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.671133][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.671253][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.671383][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.671502][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.671632][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.671758][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.671878][ T12] kthread (kernel/kthread.c:436) [ 61.671967][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.672125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.672249][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.672375][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.672524][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.672652][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.672772][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.675103][ T12] ------------[ cut here ]------------ | [ 61.675230][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 61.675467][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.675897][ T12] Tainted: [W]=WARN [ 61.675992][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.676142][ T12] Workqueue: netns cleanup_net [ 61.676267][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.676428][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.676877][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.677104][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6c80 RCX: 1ff4000000018eed [ 61.677279][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6d3c [ 61.677822][ T12] RBP: ff1100000f879000 R08: 1fe2200001936da9 R09: ff11000001aed1d0 [ 61.678010][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 61.678194][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.678459][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.678685][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.678832][ T12] CR2: 00000000004ec0f0 CR3: 0000000008d04005 CR4: 0000000000771ef0 [ 61.679254][ T12] PKRU: 55555554 [ 61.679343][ T12] Call Trace: [ 61.679445][ T12] [ 61.679509][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.679759][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.679909][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.680031][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.680151][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.680272][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.680403][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.680525][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.680657][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.680849][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.680972][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.681092][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.681210][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.681418][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.681537][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.681670][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.681793][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.681982][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.682108][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.682231][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.682356][ T12] kthread (kernel/kthread.c:436) [ 61.682530][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.682686][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.682807][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.682930][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.683151][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.683272][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.683410][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.686280][ T12] ------------[ cut here ]------------ | [ 61.686435][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 61.686682][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.687150][ T12] Tainted: [W]=WARN [ 61.687239][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.687468][ T12] Workqueue: netns cleanup_net [ 61.687596][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.687754][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.688255][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.688409][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637000 RCX: 1ff4000000018eed [ 61.688672][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6370bc [ 61.688853][ T12] RBP: ff11000004d74000 R08: 1fe22000016c6e19 R09: ff11000001aed1d0 [ 61.689030][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 61.689279][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.689464][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.689771][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.689922][ T12] CR2: 00000000004ec0f0 CR3: 0000000008d04005 CR4: 0000000000771ef0 [ 61.690102][ T12] PKRU: 55555554 [ 61.690190][ T12] Call Trace: [ 61.690357][ T12] [ 61.690419][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.690573][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.690731][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.690923][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.691046][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.691180][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.691300][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.691498][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.691629][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.691746][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.691867][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.692060][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.692203][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.692326][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.692454][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.692659][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.692786][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.692907][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.693029][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.693227][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.693356][ T12] kthread (kernel/kthread.c:436) [ 61.693447][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.693598][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.693801][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.693920][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.694068][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.694188][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.694385][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.697166][ T12] ------------[ cut here ]------------ | [ 61.697296][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 61.698426][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.698833][ T12] Tainted: [W]=WARN [ 61.698923][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.699069][ T12] Workqueue: netns cleanup_net [ 61.699192][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.699395][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.699831][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.699978][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000018eed [ 61.700156][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 61.700332][ T12] RBP: ff11000009764000 R08: 1fe22000016c6d71 R09: ff11000001aed1d0 [ 61.700558][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 61.700742][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.700941][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 61.701148][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.701295][ T12] CR2: 00000000004ec0f0 CR3: 0000000008d04005 CR4: 0000000000771ef0 [ 61.701521][ T12] PKRU: 55555554 [ 61.701614][ T12] Call Trace: [ 61.701707][ T12] [ 61.701769][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.701934][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.702081][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.702204][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.702325][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.702489][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.702615][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.702745][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.702880][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.702997][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.703117][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.703238][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.703402][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.703523][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.703651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.703771][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.703892][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.704034][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.704160][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.704285][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.704453][ T12] kthread (kernel/kthread.c:436) [ 61.704543][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.704700][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.704818][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.704941][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.705090][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.705278][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.705448][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.715609][ T12] ------------[ cut here ]------------ | [ 61.715766][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 61.715995][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.716575][ T12] Tainted: [W]=WARN [ 61.716677][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.716832][ T12] Workqueue: netns cleanup_net [ 61.716956][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.717109][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.717545][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.717708][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782200 RCX: 1ff4000000018eed [ 61.717883][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107822bc [ 61.718057][ T12] RBP: ff1100000dbf9000 R08: 1fe22000020f0459 R09: ff11000001aed1d0 [ 61.718231][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 61.718412][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.718594][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 61.718804][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.718951][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 61.719126][ T12] PKRU: 55555554 [ 61.719213][ T12] Call Trace: [ 61.719303][ T12] [ 61.719371][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.719520][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.719676][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.719812][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.719934][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.720060][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.720177][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.720299][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.720425][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.720541][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.720673][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.720792][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.720909][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.721034][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.721157][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.721299][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.721438][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.721555][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.721690][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.721810][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.721930][ T12] kthread (kernel/kthread.c:436) [ 61.722023][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.722187][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.722308][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.722432][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.722587][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.722711][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.722828][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.724851][ T12] ------------[ cut here ]------------ | [ 61.724987][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 61.725226][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.725638][ T12] Tainted: [W]=WARN [ 61.725726][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.725871][ T12] Workqueue: netns cleanup_net [ 61.725994][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.726152][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.726587][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.726744][ T12] RAX: 00000000ffffffa6 RBX: ff110000107838c0 RCX: 1ff4000000018eed [ 61.726920][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078397c [ 61.727096][ T12] RBP: ff1100000fd6c000 R08: 1fe22000020f0731 R09: ff11000001aed1d0 [ 61.727269][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 61.727451][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.727635][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 61.727840][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.727986][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 61.728177][ T12] PKRU: 55555554 [ 61.728265][ T12] Call Trace: [ 61.728359][ T12] [ 61.728431][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.728659][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.728803][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.728921][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.729052][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.729167][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.729305][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.729445][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.729596][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.729723][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.729843][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.729961][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.730081][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.730215][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.730335][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.730458][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.730580][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.730718][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.730839][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.730964][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.731080][ T12] kthread (kernel/kthread.c:436) [ 61.732018][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.732170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.732287][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.732412][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.732558][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.732683][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.732800][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.734816][ T12] ------------[ cut here ]------------ | [ 61.734946][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 61.735170][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.735566][ T12] Tainted: [W]=WARN [ 61.735666][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.735811][ T12] Workqueue: netns cleanup_net [ 61.735932][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.736085][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.736548][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 61.736704][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783000 RCX: 1ff4000000018eed [ 61.736880][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107830bc [ 61.737052][ T12] RBP: ff11000009829000 R08: 1fe22000020f0619 R09: ff11000001aed1d0 [ 61.737226][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 61.737414][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.737592][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 61.737804][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.737952][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 61.738140][ T12] PKRU: 55555554 [ 61.738227][ T12] Call Trace: [ 61.738317][ T12] [ 61.738383][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.738532][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.738685][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 61.738804][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 61.738922][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.739049][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 61.739166][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 61.739294][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 61.739417][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.739533][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.739710][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.739830][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.739969][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.740088][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.740205][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.740325][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.740455][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.740590][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.740720][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.740841][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.740959][ T12] kthread (kernel/kthread.c:436) [ 61.741057][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.741225][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.741342][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.741463][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.742050][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.742170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.742291][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 61.758059][ T12] ------------[ cut here ]------------ | [ 61.758210][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 61.758462][ T12] Modules linked in: ip6_gre ip_gre gre | [ 61.758879][ T12] Tainted: [W]=WARN [ 61.758975][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.759130][ T12] Workqueue: netns cleanup_net [ 61.760256][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 61.760422][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 61.760887][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 61.761040][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237700 RCX: 1ff4000000018ed5 [ 61.761219][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2377bc [ 61.761404][ T12] RBP: ff1100000ec01000 R08: 1fe2200001646ef9 R09: ff11000001aed1d0 [ 61.761591][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 61.761772][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 61.761953][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 61.762161][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.762924][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 61.763125][ T12] PKRU: 55555554 [ 61.763222][ T12] Call Trace: [ 61.763319][ T12] [ 61.763394][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 61.763559][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 61.763731][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 61.763861][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 61.763992][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.764121][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 61.764250][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 61.764442][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 61.764577][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 61.764715][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.764847][ T12] cleanup_net (net/core/net_namespace.c:702) [ 61.764969][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 61.765144][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 61.765268][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.765438][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.765565][ T12] process_one_work (kernel/workqueue.c:3314) [ 61.765701][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 61.765820][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.765946][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 61.766075][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 61.766196][ T12] kthread (kernel/kthread.c:436) [ 61.766288][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 61.766489][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.766616][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 61.766743][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 61.766895][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 61.767023][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 61.767144][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 62.952445][ T12] ------------[ cut here ]------------ | [ 62.952621][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 62.952876][ T12] Modules linked in: ip6_gre ip_gre gre | [ 62.953297][ T12] Tainted: [W]=WARN [ 62.953404][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 62.953563][ T12] Workqueue: netns cleanup_net [ 62.953707][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 62.953872][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 62.954314][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 62.954486][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e38c0 RCX: 1ff4000000018ec7 [ 62.954685][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e397c [ 62.954868][ T12] RBP: ff1100000ebe4000 R08: 1fe2200001afc731 R09: ff11000001aed1d0 [ 62.955054][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 62.955236][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 62.955432][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 62.955668][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.955825][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 62.956016][ T12] PKRU: 55555554 [ 62.956110][ T12] Call Trace: [ 62.956203][ T12] [ 62.956271][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 62.956404][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 62.956501][ T12] netif_close_many (net/core/dev.c:1804) [ 62.956643][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 62.956766][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 62.956921][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 62.957077][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 62.957202][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 62.957360][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 62.957485][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 62.957615][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.957745][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 62.957872][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 62.957998][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.958122][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 62.958247][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 62.958375][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 62.958503][ T12] cleanup_net (net/core/net_namespace.c:702) [ 62.958637][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 62.958764][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 62.958890][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 62.959012][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 62.959137][ T12] process_one_work (kernel/workqueue.c:3314) [ 62.959263][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 62.959390][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 62.959520][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 62.959663][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 62.959787][ T12] kthread (kernel/kthread.c:436) [ 62.959881][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 62.960036][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.960159][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 62.960289][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 62.960449][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 62.960572][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.960730][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 62.962592][ T12] ------------[ cut here ]------------ | [ 62.962733][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 62.962985][ T12] Modules linked in: ip6_gre ip_gre gre | [ 62.963590][ T12] Tainted: [W]=WARN [ 62.963697][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 62.963858][ T12] Workqueue: netns cleanup_net [ 62.963993][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 62.964160][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 62.964635][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 62.964802][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb283c0 RCX: 1ff4000000018e80 [ 62.964995][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2847c [ 62.965192][ T12] RBP: ff11000009214000 R08: 1fe2200001f65091 R09: ff11000001aed1d0 [ 62.965389][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 62.965591][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 62.965794][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 62.966031][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.966195][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 62.966394][ T12] PKRU: 55555554 [ 62.966492][ T12] Call Trace: [ 62.966592][ T12] [ 62.966666][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 62.966795][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 62.966894][ T12] netif_close_many (net/core/dev.c:1804) [ 62.967025][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 62.967155][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 62.967285][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 62.967427][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 62.967560][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 62.967698][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 62.967824][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 62.967957][ T12] notifier_call_chain (kernel/notifier.c:85) [ 62.968174][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 62.968306][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 62.968440][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 62.968610][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 62.968773][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 62.968904][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 62.969063][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 62.969191][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 62.969408][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.969540][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 62.969677][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 62.969806][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.969934][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 62.970067][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 62.970278][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 62.970418][ T12] cleanup_net (net/core/net_namespace.c:702) [ 62.970553][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 62.970775][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 62.970905][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 62.971114][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 62.971245][ T12] process_one_work (kernel/workqueue.c:3314) [ 62.971382][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 62.971514][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 62.971659][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 62.971793][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 62.971921][ T12] kthread (kernel/kthread.c:436) [ 62.972028][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 62.972186][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.972320][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 62.972456][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 62.972622][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 62.972922][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.973050][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 62.975606][ T12] ------------[ cut here ]------------ | [ 62.975734][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 62.975971][ T12] Modules linked in: ip6_gre ip_gre gre | [ 62.976506][ T12] Tainted: [W]=WARN [ 62.976603][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 62.976757][ T12] Workqueue: netns cleanup_net [ 62.976882][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 62.977038][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 62.977516][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 62.977675][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26e40 RCX: 1ff4000000018eed [ 62.977853][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26efc [ 62.978035][ T12] RBP: ff11000008d1c000 R08: 1fe22000017a4de1 R09: ff11000001aed1d0 [ 62.978216][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 62.978443][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 62.978624][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 62.978847][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.978997][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 62.979179][ T12] PKRU: 55555554 [ 62.979268][ T12] Call Trace: [ 62.979403][ T12] [ 62.979468][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 62.979624][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 62.979779][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 62.979901][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 62.980023][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 62.980144][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 62.980264][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.980432][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 62.980556][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 62.980685][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 62.980807][ T12] cleanup_net (net/core/net_namespace.c:702) [ 62.980927][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 62.981044][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 62.981165][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 62.981281][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 62.981457][ T12] process_one_work (kernel/workqueue.c:3314) [ 62.981586][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 62.981713][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 62.981837][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 62.981960][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 62.982095][ T12] kthread (kernel/kthread.c:436) [ 62.982186][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 62.982334][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.982502][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 62.982624][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 62.982779][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 62.982898][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.983017][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 62.988667][ T12] ------------[ cut here ]------------ | [ 62.988807][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 62.989065][ T12] Modules linked in: ip6_gre ip_gre gre | [ 62.989986][ T12] Tainted: [W]=WARN [ 62.990082][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 62.990234][ T12] Workqueue: netns cleanup_net [ 62.990417][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 62.990582][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 62.991028][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 62.991183][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd271c0 RCX: 1ff4000000018e99 [ 62.991417][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2727c [ 62.991611][ T12] RBP: ff11000009214000 R08: 1fe22000017a4e51 R09: ff11000001aed1d0 [ 62.991798][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 62.991983][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 62.992179][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 62.992448][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.992611][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 62.992800][ T12] PKRU: 55555554 [ 62.992893][ T12] Call Trace: [ 62.992985][ T12] [ 62.993049][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 62.993204][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 62.993406][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 62.993536][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 62.993670][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 62.993824][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 62.993949][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 62.994073][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 62.994195][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 62.994409][ T12] notifier_call_chain (kernel/notifier.c:85) [ 62.994538][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 62.994739][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 62.994893][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 62.995019][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 62.995141][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 62.995264][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 62.995437][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.995566][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 62.995705][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 62.995829][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 62.995961][ T12] cleanup_net (net/core/net_namespace.c:702) [ 62.996084][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 62.996206][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 62.996332][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 62.996507][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 62.996645][ T12] process_one_work (kernel/workqueue.c:3314) [ 62.996773][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 62.996896][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 62.997021][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 62.997147][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 62.997270][ T12] kthread (kernel/kthread.c:436) [ 62.997417][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 62.997571][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.997707][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 62.997829][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 62.997983][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 62.998105][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 62.998229][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.000897][ T12] ------------[ cut here ]------------ | [ 63.001403][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 63.001646][ T12] Modules linked in: ip6_gre ip_gre gre | [ 63.002060][ T12] Tainted: [W]=WARN [ 63.002148][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.002297][ T12] Workqueue: netns cleanup_net [ 63.002424][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.002580][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.003011][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.003160][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbda80 RCX: 1ff4000000018eed [ 63.003361][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbdb3c [ 63.003540][ T12] RBP: ff1100000ebe4000 R08: 1fe22000019f7b69 R09: ff11000001aed1d0 [ 63.003729][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.003905][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.004082][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.004291][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.004445][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 63.004643][ T12] PKRU: 55555554 [ 63.004733][ T12] Call Trace: [ 63.004821][ T12] [ 63.004883][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.005034][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.005186][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.005304][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.005430][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.005558][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.005708][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.005827][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.005949][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.006070][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.006192][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.006311][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.006435][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.006558][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.007391][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.007529][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.007777][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.007905][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.008029][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.008154][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.008272][ T12] kthread (kernel/kthread.c:436) [ 63.008368][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.008515][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.008826][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.008946][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.009100][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.009223][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.009341][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.011890][ T12] ------------[ cut here ]------------ | [ 63.012008][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 63.012236][ T12] Modules linked in: ip6_gre ip_gre gre | [ 63.013540][ T12] Tainted: [W]=WARN [ 63.013641][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.013787][ T12] Workqueue: netns cleanup_net [ 63.013914][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.014069][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.014645][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.014796][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbc740 RCX: 1ff4000000018eed [ 63.015002][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc7fc [ 63.015181][ T12] RBP: ff1100000ed99000 R08: 1fe22000019f7901 R09: ff11000001aed1d0 [ 63.015445][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.015623][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.015809][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.016016][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.016164][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 63.016436][ T12] PKRU: 55555554 [ 63.016528][ T12] Call Trace: [ 63.016620][ T12] [ 63.016694][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.016848][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.016996][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.017118][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.017238][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.017439][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.017568][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.017697][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.017818][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.017948][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.018069][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.018190][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.018310][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.018479][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.018606][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.018731][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.018852][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.018970][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.019095][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.019217][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.019334][ T12] kthread (kernel/kthread.c:436) [ 63.019474][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.019620][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.019745][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.019867][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.020015][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.020136][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.020254][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.023232][ T12] ------------[ cut here ]------------ | [ 63.023358][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 63.023592][ T12] Modules linked in: ip6_gre ip_gre gre | [ 63.023988][ T12] Tainted: [W]=WARN [ 63.024078][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.024232][ T12] Workqueue: netns cleanup_net [ 63.024359][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.024515][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.024946][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.025093][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a3c0 RCX: 1ff4000000018eed [ 63.025270][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a47c [ 63.025455][ T12] RBP: ff1100000fc1c000 R08: 1fe22000018af491 R09: ff11000001aed1d0 [ 63.025643][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.025818][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.025995][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.026201][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.026357][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 63.026538][ T12] PKRU: 55555554 [ 63.026636][ T12] Call Trace: [ 63.026723][ T12] [ 63.026786][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.026973][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.027123][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.027241][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.027363][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.027481][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.027607][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.027730][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.027852][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.027970][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.028091][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.028212][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.028328][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.028452][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.028569][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.028708][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.028830][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.028949][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.029071][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.029192][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.029314][ T12] kthread (kernel/kthread.c:436) [ 63.029501][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.029659][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.029777][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.029895][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.030046][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.030163][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.030281][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.034133][ T12] ------------[ cut here ]------------ | [ 63.034267][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.034513][ T12] Modules linked in: ip6_gre ip_gre gre | [ 63.034920][ T12] Tainted: [W]=WARN [ 63.035011][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.035158][ T12] Workqueue: netns cleanup_net [ 63.035280][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.035441][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.035913][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.036063][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b540 RCX: 1ff4000000018eed [ 63.036239][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b5fc [ 63.036420][ T12] RBP: ff11000008e71000 R08: 1fe220000194d6c1 R09: ff11000001aed1d0 [ 63.036607][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.036787][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.036965][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.037182][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.037356][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.037536][ T12] PKRU: 55555554 [ 63.037627][ T12] Call Trace: [ 63.037723][ T12] [ 63.037786][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.037940][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.038090][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.038239][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.038368][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.038487][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.038619][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.038744][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.038866][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.038983][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.039109][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.039236][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.039359][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.039480][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.039605][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.039733][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.039856][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.039973][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.040097][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.040221][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.040338][ T12] kthread (kernel/kthread.c:436) [ 63.040436][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.040593][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.040725][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.040845][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.040994][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.041114][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.041237][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.043503][ T12] ------------[ cut here ]------------ | [ 63.043628][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.043896][ T12] Modules linked in: ip6_gre ip_gre gre | [ 63.044289][ T12] Tainted: [W]=WARN [ 63.044386][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.044536][ T12] Workqueue: netns cleanup_net [ 63.044679][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.044833][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.045869][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.046018][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6ae40 RCX: 1ff4000000018eed [ 63.046195][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6aefc [ 63.046383][ T12] RBP: ff110000057ec000 R08: 1fe220000194d5e1 R09: ff11000001aed1d0 [ 63.046567][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.046762][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.046940][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.047152][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.047300][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.047484][ T12] PKRU: 55555554 [ 63.047573][ T12] Call Trace: [ 63.047672][ T12] [ 63.047733][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.047885][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.048032][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.048150][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.048276][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.048404][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.048527][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.048657][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.048779][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.048899][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.049023][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.049144][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.049298][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.049428][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.049552][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.049706][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.049834][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.049956][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.050082][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.050211][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.050333][ T12] kthread (kernel/kthread.c:436) [ 63.050431][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.050593][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.050722][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.050845][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.050993][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.051109][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.051232][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.053501][ T12] ------------[ cut here ]------------ | [ 63.053625][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.053872][ T12] Modules linked in: ip6_gre ip_gre gre | [ 63.054270][ T12] Tainted: [W]=WARN [ 63.054399][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.054548][ T12] Workqueue: netns cleanup_net [ 63.054688][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.054841][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.055264][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.055419][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a900 RCX: 1ff4000000018eed [ 63.055599][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a9bc [ 63.055782][ T12] RBP: ff1100000e909000 R08: 1fe220000194d539 R09: ff11000001aed1d0 [ 63.055963][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.056141][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.056327][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.056546][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.056750][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.056926][ T12] PKRU: 55555554 [ 63.057015][ T12] Call Trace: [ 63.057102][ T12] [ 63.057166][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.057317][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.057470][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.057592][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.057720][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.057836][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.057955][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.058075][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.058196][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.058312][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.058441][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.058564][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.058690][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.058811][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.058933][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.059055][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.059178][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.059295][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.059424][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.059550][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.059676][ T12] kthread (kernel/kthread.c:436) [ 63.059766][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.059913][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.060032][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.060156][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.060305][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.060432][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.062030][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.065039][ T12] ------------[ cut here ]------------ | [ 63.065464][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.065795][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.066316][ T12] Tainted: [W]=WARN [ 63.066416][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.066572][ T12] Workqueue: netns cleanup_net [ 63.066787][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.067115][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.067651][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.067806][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b8c0 RCX: 1ff4000000018eed [ 63.068008][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b97c [ 63.068704][ T12] RBP: ff1100000a31c000 R08: 1fe220000194d731 R09: ff11000001aed1d0 [ 63.068885][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.069142][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.069325][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.069540][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.069786][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.070187][ T12] PKRU: 55555554 [ 63.070276][ T12] Call Trace: [ 63.070372][ T12] [ 63.070508][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.070677][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.070825][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.070945][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.071137][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.071537][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.071671][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.071793][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.071991][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.072111][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.072235][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.072361][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.072553][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.072685][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.072804][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.072926][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.073456][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.073577][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.073711][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.073834][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.074025][ T12] kthread (kernel/kthread.c:436) [ 63.074114][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.074263][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.074389][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.074590][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.074744][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.074863][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.074985][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.077764][ T12] ------------[ cut here ]------------ | [ 63.078241][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.078549][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.078985][ T12] Tainted: [W]=WARN [ 63.079149][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.079298][ T12] Workqueue: netns cleanup_net [ 63.079430][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.079590][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.080026][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.080321][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f380 RCX: 1ff4000000018eed [ 63.080505][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f43c [ 63.080712][ T12] RBP: ff110000098fc000 R08: 1fe22000016e9e89 R09: ff11000001aed1d0 [ 63.081140][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.081317][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.081576][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.081795][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.081946][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.082239][ T12] PKRU: 55555554 [ 63.082328][ T12] Call Trace: [ 63.082420][ T12] [ 63.082575][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.083100][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.083322][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.083448][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.083569][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.083772][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.083894][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.084015][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.084135][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.084325][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.084454][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.084574][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.084700][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.084891][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.085011][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.085430][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.085554][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.085755][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.085884][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.086008][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.086127][ T12] kthread (kernel/kthread.c:436) [ 63.086216][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.086442][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.086564][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.086695][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.086920][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.087039][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.087361][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.090067][ T12] ------------[ cut here ]------------ | [ 63.090579][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.090823][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.091327][ T12] Tainted: [W]=WARN [ 63.091424][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.091660][ T12] Workqueue: netns cleanup_net [ 63.091787][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.091973][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.092530][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 63.092691][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74fa80 RCX: 1ff4000000018eed [ 63.093039][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74fb3c [ 63.093218][ T12] RBP: ff11000009834000 R08: 1fe22000016e9f69 R09: ff11000001aed1d0 [ 63.093406][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.093964][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.094145][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.094436][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.094593][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.094782][ T12] PKRU: 55555554 [ 63.094874][ T12] Call Trace: [ 63.095040][ T12] [ 63.095104][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.095259][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.095414][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 63.095617][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 63.095942][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.096063][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 63.096184][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.096386][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 63.096510][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.096643][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.096767][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.096962][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.097299][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.097434][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.097561][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.097768][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.097893][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.098014][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.098139][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.098338][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.098654][ T12] kthread (kernel/kthread.c:436) [ 63.098751][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.098903][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.099096][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.099220][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.099376][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.099497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.099704][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.130968][ T12] ------------[ cut here ]------------ | [ 63.131140][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.132125][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.132644][ T12] Tainted: [W]=WARN [ 63.132742][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.132904][ T12] Workqueue: netns cleanup_net [ 63.133037][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.133204][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.133675][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 63.133836][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f8c0 RCX: 1ff4000000018eaf [ 63.134052][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f97c [ 63.134550][ T12] RBP: ff11000004d69000 R08: 1fe22000016e9f31 R09: ff11000001aed1d0 [ 63.134754][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 63.134977][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001290c000 [ 63.135168][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.135393][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.135552][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.135758][ T12] PKRU: 55555554 [ 63.135852][ T12] Call Trace: [ 63.135948][ T12] [ 63.136016][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.136144][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.136241][ T12] netif_close_many (net/core/dev.c:1804) [ 63.136374][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.136499][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.136629][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.136784][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 63.136910][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 63.137068][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 63.137230][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.137370][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.137529][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.137662][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.137787][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 63.137945][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 63.138075][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 63.138204][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.138332][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 63.138464][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 63.138598][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 63.138734][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.138891][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.139019][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.139170][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.139297][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.139503][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.139722][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.139919][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.140049][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.140179][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.140312][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.140452][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.140801][ T12] kthread (kernel/kthread.c:436) [ 63.140905][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.141067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.141194][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.141323][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.141485][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.141617][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.141750][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.143815][ T12] ------------[ cut here ]------------ | [ 63.143941][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.144184][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.144657][ T12] Tainted: [W]=WARN [ 63.144753][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.144911][ T12] Workqueue: netns cleanup_net [ 63.145043][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.145208][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.145678][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 63.145840][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8580 RCX: 1ff4000000018eaf [ 63.146029][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed863c [ 63.146217][ T12] RBP: ff1100001290c000 R08: 1fe2200001ddb0c9 R09: ff11000001aed1d0 [ 63.146413][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 63.146606][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 63.146802][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.147058][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.147221][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.147417][ T12] PKRU: 55555554 [ 63.147512][ T12] Call Trace: [ 63.147611][ T12] [ 63.147682][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.147865][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 63.147992][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.148087][ T12] netif_close_many (net/core/dev.c:1804) [ 63.148214][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.148340][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.148477][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.148612][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 63.148743][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 63.148904][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 63.149064][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.149192][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.149365][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.149495][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.149624][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 63.149789][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 63.149917][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 63.150046][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.150190][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 63.150317][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 63.150452][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 63.150583][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.150718][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.150849][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.150977][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.151104][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.151231][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.151362][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.151490][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.151645][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.151771][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.151901][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.152030][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.152158][ T12] kthread (kernel/kthread.c:436) [ 63.152256][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.152421][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.152548][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.152687][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.152847][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.152975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.153107][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.155575][ T12] ------------[ cut here ]------------ | [ 63.155711][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 63.155950][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.156972][ T12] Tainted: [W]=WARN [ 63.157067][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.157218][ T12] Workqueue: netns cleanup_net [ 63.157426][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.157588][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.158028][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 63.158180][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aaac0 RCX: 1ff4000000018ed5 [ 63.158419][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aab7c [ 63.158608][ T12] RBP: ff11000004d69000 R08: 1fe2200001535571 R09: ff11000001aed1d0 [ 63.158797][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.158977][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.159168][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.159442][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.159603][ T12] CR2: 000055f6c13bd530 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 63.159793][ T12] PKRU: 55555554 [ 63.159884][ T12] Call Trace: [ 63.159975][ T12] [ 63.160038][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.160193][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.160422][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.160546][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.160678][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 63.160834][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 63.160958][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.161081][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 63.161204][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 63.161328][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 63.161502][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.161627][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.161757][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.161880][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.162001][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.162128][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.162252][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.162450][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.162580][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.162707][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.162835][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.162979][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.163102][ T12] kthread (kernel/kthread.c:436) [ 63.163195][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.163396][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.163521][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.164436][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.164593][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.164726][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.164848][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.175746][ T12] ------------[ cut here ]------------ | [ 63.175889][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 63.176134][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.177412][ T12] Tainted: [W]=WARN [ 63.177525][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.177696][ T12] Workqueue: netns cleanup_net [ 63.177821][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.177977][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.178414][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 63.178687][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb18c0 RCX: 1ff4000000018ed5 [ 63.178866][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb197c [ 63.179045][ T12] RBP: ff1100001290c000 R08: 1fe22000017d6331 R09: ff11000001aed1d0 [ 63.179241][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.179426][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.179764][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.179980][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.180159][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 63.180351][ T12] PKRU: 55555554 [ 63.180442][ T12] Call Trace: [ 63.180540][ T12] [ 63.180610][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.180782][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.180941][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.181067][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.181238][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 63.181402][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 63.181538][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.181689][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 63.181830][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 63.181955][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 63.182078][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.182199][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.182344][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.182475][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.182597][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.182731][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.182864][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.183000][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.183146][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.183267][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.183394][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.183518][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.183650][ T12] kthread (kernel/kthread.c:436) [ 63.183744][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.183918][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.184041][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.184165][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.184593][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.184719][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.184839][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.187850][ T12] ------------[ cut here ]------------ | [ 63.187998][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 63.188243][ T12] Modules linked in: vxlan(+) ip6_gre ip_gre gre | [ 63.188696][ T12] Tainted: [W]=WARN [ 63.188787][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.188937][ T12] Workqueue: netns cleanup_net [ 63.189061][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.189217][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.189667][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 63.189817][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb0ac0 RCX: 1ff4000000018ed5 [ 63.189997][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb0b7c [ 63.190174][ T12] RBP: ff11000009b09000 R08: 1fe22000017d6171 R09: ff11000001aed1d0 [ 63.190357][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.190536][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.190738][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.190947][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.191109][ T12] CR2: 00007f3ed8400574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 63.191287][ T12] PKRU: 55555554 [ 63.191387][ T12] Call Trace: [ 63.191478][ T12] [ 63.191546][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 63.191718][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 63.191867][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.191987][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 63.192379][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 63.192533][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 63.192662][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.192784][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 63.192909][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 63.193030][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 63.193153][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 63.193272][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.193400][ T12] cleanup_net (net/core/net_namespace.c:702) [ 63.193521][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 63.193651][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 63.193799][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.193918][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.194055][ T12] process_one_work (kernel/workqueue.c:3314) [ 63.194183][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.194303][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.194435][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.194560][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.194690][ T12] kthread (kernel/kthread.c:436) [ 63.194783][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.194932][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.195051][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.195171][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.195320][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.195443][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 63.195571][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.402165][ T1352] ------------[ cut here ]------------ | [ 63.402971][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1352 | [ 63.403304][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.403888][ T1352] Tainted: [W]=WARN [ 63.404040][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.404258][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.404499][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.405062][ T1352] RSP: 0018:ffa000000144fa80 EFLAGS: 00010286 [ 63.405282][ T1352] RAX: 00000000ffffffa6 RBX: ff1100000b237c40 RCX: 1ff4000000289f16 [ 63.405546][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b237cfc [ 63.405812][ T1352] RBP: ff1100000eaac000 R08: 1fe2200001646fa1 R09: ff11000009742e80 [ 63.406063][ T1352] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 63.406312][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaac000 [ 63.406577][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.406883][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.407119][ T1352] CR2: 00007f0bb05e17d0 CR3: 000000000e9a7003 CR4: 0000000000771ef0 [ 63.407403][ T1352] PKRU: 55555554 [ 63.407556][ T1352] Call Trace: [ 63.407719][ T1352] [ 63.407841][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.408026][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.408212][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.408381][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.408569][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.408804][ T1352] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.408991][ T1352] register_netdev (net/core/dev.c:11552) [ 63.409176][ T1352] loopback_net_init (drivers/net/loopback.c:218) [ 63.409382][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.409538][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.409711][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.409894][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.410086][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.410277][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.410478][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.410684][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.410873][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.411073][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.411262][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.411463][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.411673][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.411862][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.412047][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.412235][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.412436][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.412628][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.412861][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.413082][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.413274][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.413837][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.414096][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.414362][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.414651][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.414916][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.415168][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.420844][ T1352] ------------[ cut here ]------------ | [ 63.421043][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1352 | [ 63.421375][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.421941][ T1352] Tainted: [W]=WARN [ 63.422092][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.422310][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.422676][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.423266][ T1352] RSP: 0018:ffa000000144f918 EFLAGS: 00010286 [ 63.423567][ T1352] RAX: 00000000ffffffa6 RBX: ff1100000d6bf8c0 RCX: 1ff4000000289ee9 [ 63.423890][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf97c [ 63.424196][ T1352] RBP: ff1100000928c000 R08: 1fe2200001ad7f31 R09: ff11000009742e80 [ 63.424518][ T1352] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 63.424936][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000928c000 [ 63.425244][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.425605][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.425893][ T1352] CR2: 00007f0bb05e17d0 CR3: 000000000e9a7003 CR4: 0000000000771ef0 [ 63.426224][ T1352] PKRU: 55555554 [ 63.426457][ T1352] Call Trace: [ 63.426677][ T1352] [ 63.426855][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.427097][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.427338][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.427644][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.427911][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.428187][ T1352] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.428441][ T1352] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.428700][ T1352] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.428979][ T1352] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.429223][ T1352] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.429481][ T1352] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.429743][ T1352] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.429987][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.430196][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.430418][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.430671][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.430916][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.431159][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.431415][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.431671][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.431913][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.432151][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.432409][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.432677][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.432923][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.433162][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.433416][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.433670][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.433912][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.434151][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.434404][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.434692][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.434965][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.435562][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.435885][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.436189][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.436510][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.436831][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.437135][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.442311][ T1352] ------------[ cut here ]------------ | [ 63.442500][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1352 | [ 63.442784][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.443241][ T1352] Tainted: [W]=WARN [ 63.443343][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.443518][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.443701][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.444178][ T1352] RSP: 0018:ffa000000144f8f8 EFLAGS: 00010286 [ 63.444353][ T1352] RAX: 00000000ffffffa6 RBX: ff11000010780740 RCX: 1ff4000000289ee5 [ 63.444554][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107807fc [ 63.444768][ T1352] RBP: ff11000004e94000 R08: 1fe22000020f0101 R09: ff11000009742e80 [ 63.444968][ T1352] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 63.445166][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004e94000 [ 63.445374][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 63.445615][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.445788][ T1352] CR2: 000055eef01b87a8 CR3: 000000000e9a7005 CR4: 0000000000771ef0 [ 63.446013][ T1352] PKRU: 55555554 [ 63.446112][ T1352] Call Trace: [ 63.446211][ T1352] [ 63.446280][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.446422][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.446557][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.446668][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.446805][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.446973][ T1352] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.447109][ T1352] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.447243][ T1352] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.447382][ T1352] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.447519][ T1352] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.447668][ T1352] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.447804][ T1352] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 63.447939][ T1352] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 63.448075][ T1352] vti_init_net (net/ipv4/ip_vti.c:517) [ 63.448213][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.448316][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.448425][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.448560][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.448703][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.448841][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.448976][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.449113][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.449248][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.449389][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.449531][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.449677][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.449816][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.449954][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.450095][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.450229][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.450370][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.450506][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.450649][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.450816][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.450959][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.451444][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.451660][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.451862][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.452064][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.452264][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.452474][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.464220][ T1352] ------------[ cut here ]------------ | [ 63.464414][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1352 | [ 63.464696][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.465140][ T1352] Tainted: [W]=WARN [ 63.465242][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.465414][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.465593][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.466071][ T1352] RSP: 0018:ffa000000144fa78 EFLAGS: 00010286 [ 63.466238][ T1352] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff4000000289f15 [ 63.466444][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 63.466653][ T1352] RBP: ff1100000f96c000 R08: 1fe2200001f65e19 R09: ff11000009742e80 [ 63.466854][ T1352] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 63.467056][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f96c000 [ 63.467261][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 63.467496][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.467679][ T1352] CR2: 000055eef01b87a8 CR3: 000000000e9a7005 CR4: 0000000000771ef0 [ 63.467888][ T1352] PKRU: 55555554 [ 63.467989][ T1352] Call Trace: [ 63.468087][ T1352] [ 63.468157][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.468291][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.468430][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.468534][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.468683][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.468851][ T1352] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.468990][ T1352] register_netdev (net/core/dev.c:11552) [ 63.469124][ T1352] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 63.469260][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.469365][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.469468][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.469605][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.469746][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.469882][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.470017][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.470156][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.470292][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.470428][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.470562][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.470704][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.470838][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.470973][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.471106][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.471238][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.471376][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.471510][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.471656][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.471825][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.471964][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.472452][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.472714][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.472914][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.473113][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.473315][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.473524][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.477750][ T1352] ------------[ cut here ]------------ | [ 63.478417][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1352 | [ 63.478697][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.479145][ T1352] Tainted: [W]=WARN [ 63.479246][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.479421][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.479597][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.480119][ T1352] RSP: 0018:ffa000000144fa68 EFLAGS: 00010286 [ 63.480289][ T1352] RAX: 00000000ffffffa6 RBX: ff1100000fa29540 RCX: 1ff4000000289f13 [ 63.480497][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa295fc [ 63.480804][ T1352] RBP: ff110000100f9000 R08: 1fe2200001f452c1 R09: ff11000009742e80 [ 63.481003][ T1352] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 63.481204][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100f9000 [ 63.481409][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 63.481653][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.481824][ T1352] CR2: 000055eef01b87a8 CR3: 000000000e9a7005 CR4: 0000000000771ef0 [ 63.482024][ T1352] PKRU: 55555554 [ 63.482125][ T1352] Call Trace: [ 63.482225][ T1352] [ 63.482294][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.482433][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.482570][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.482682][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.482819][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.482990][ T1352] register_netdev (net/core/dev.c:11552) [ 63.483127][ T1352] sit_init_net (net/ipv6/sit.c:1860) [ 63.483263][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.483370][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.483472][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.483610][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.483748][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.483886][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.484023][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.484162][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.484296][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.484439][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.484572][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.484715][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.484852][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.484988][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.485122][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.485256][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.485393][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.485527][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.485668][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.485833][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.485973][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.486469][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.486679][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.486876][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.487073][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.487270][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.487474][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.491898][ T1352] ------------[ cut here ]------------ | [ 63.492054][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1352 | [ 63.492321][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.492786][ T1352] Tainted: [W]=WARN [ 63.492888][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.493056][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.493232][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.493722][ T1352] RSP: 0018:ffa000000144fa78 EFLAGS: 00010286 [ 63.493891][ T1352] RAX: 00000000ffffffa6 RBX: ff1100000cf503c0 RCX: 1ff4000000289f15 [ 63.494092][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5047c [ 63.494291][ T1352] RBP: ff1100000fd4c000 R08: 1fe22000019ea091 R09: ff11000009742e80 [ 63.494494][ T1352] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 63.494703][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd4c000 [ 63.494906][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 63.495142][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.495309][ T1352] CR2: 000055eef01b87a8 CR3: 000000000e9a7005 CR4: 0000000000771ef0 [ 63.495528][ T1352] PKRU: 55555554 [ 63.495638][ T1352] Call Trace: [ 63.495747][ T1352] [ 63.495818][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.495953][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.496091][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.496194][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.496330][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.496503][ T1352] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.496648][ T1352] register_netdev (net/core/dev.c:11552) [ 63.496782][ T1352] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 63.496920][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.497027][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.497134][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.497269][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.497409][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.497545][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.497691][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.497830][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.497967][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.498108][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.498241][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.498384][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.498521][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.498668][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.498803][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.498937][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.499069][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.499218][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.499358][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.499528][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.499679][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.500172][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.500390][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.500625][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.500829][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.501028][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.501228][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.505631][ T1352] ------------[ cut here ]------------ | [ 63.505775][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1352 | [ 63.506051][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.507038][ T1352] Tainted: [W]=WARN [ 63.507141][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.507310][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.507544][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.508031][ T1352] RSP: 0018:ffa000000144f918 EFLAGS: 00010286 [ 63.508197][ T1352] RAX: 00000000ffffffa6 RBX: ff110000057baac0 RCX: 1ff4000000289ee9 [ 63.508457][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bab7c [ 63.508666][ T1352] RBP: ff11000004cd4000 R08: 1fe2200000af7571 R09: ff11000009742e80 [ 63.508864][ T1352] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 63.509063][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004cd4000 [ 63.509265][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 63.509558][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.509737][ T1352] CR2: 000055eef01b87a8 CR3: 000000000e9a7005 CR4: 0000000000771ef0 [ 63.509939][ T1352] PKRU: 55555554 [ 63.510039][ T1352] Call Trace: [ 63.510137][ T1352] [ 63.510212][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.510345][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.510535][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.510647][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.510782][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.510949][ T1352] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.511085][ T1352] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.511219][ T1352] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.511409][ T1352] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.511548][ T1352] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.511696][ T1352] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.511833][ T1352] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.511969][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.512072][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.512172][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.512304][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.512495][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.512639][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.512774][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.512909][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.513042][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.513179][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.513312][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.513502][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.513647][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.513782][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.513915][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.514048][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.514184][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.514316][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.514506][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.514681][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.514819][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.515290][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.515547][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.515758][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.515960][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.516164][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.516418][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.525797][ T1352] ------------[ cut here ]------------ | [ 63.526005][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1352 | [ 63.526323][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.526981][ T1352] Tainted: [W]=WARN [ 63.527140][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.527370][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.527603][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.528133][ T1352] RSP: 0018:ffa000000144f918 EFLAGS: 00010286 [ 63.528365][ T1352] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff4000000289ee9 [ 63.528615][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 63.528872][ T1352] RBP: ff1100000ea8c000 R08: 1fe22000019c6731 R09: ff11000009742e80 [ 63.529123][ T1352] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 63.529393][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea8c000 [ 63.529661][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.529957][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.530180][ T1352] CR2: 00007f0bb05e17d0 CR3: 000000000e9a7003 CR4: 0000000000771ef0 [ 63.530443][ T1352] PKRU: 55555554 [ 63.530598][ T1352] Call Trace: [ 63.530758][ T1352] [ 63.530878][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.531063][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.531248][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.531420][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.531611][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.531838][ T1352] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.532026][ T1352] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.532211][ T1352] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.532408][ T1352] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.532599][ T1352] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.532803][ T1352] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.532989][ T1352] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.533175][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.533329][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.533498][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.533701][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.533886][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.534073][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.534264][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.534466][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.534670][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.534857][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.535040][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.535227][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.535427][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.535621][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.535812][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.535995][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.536180][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.536446][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.536673][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.536888][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.537077][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.537617][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.537876][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.538127][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.538389][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.538656][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.538906][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.544693][ T1352] ------------[ cut here ]------------ | [ 63.544896][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1352 | [ 63.545218][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.545920][ T1352] Tainted: [W]=WARN [ 63.546126][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.546412][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.546737][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.547318][ T1352] RSP: 0018:ffa000000144f918 EFLAGS: 00010286 [ 63.547689][ T1352] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff4000000289ee9 [ 63.547995][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 63.548301][ T1352] RBP: ff110000104a4000 R08: 1fe2200002514369 R09: ff11000009742e80 [ 63.548631][ T1352] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 63.548895][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104a4000 [ 63.549143][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.549438][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.549674][ T1352] CR2: 00007f0bb05e17d0 CR3: 000000000e9a7003 CR4: 0000000000771ef0 [ 63.549924][ T1352] PKRU: 55555554 [ 63.550074][ T1352] Call Trace: [ 63.550226][ T1352] [ 63.550360][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.550545][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.550750][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.550903][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.551089][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.551305][ T1352] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.551505][ T1352] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.551707][ T1352] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.551890][ T1352] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.552080][ T1352] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.552267][ T1352] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.552466][ T1352] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.552671][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.552825][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.552976][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.553159][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.553343][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.553548][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.553749][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.553936][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.554119][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.554302][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.554500][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.554704][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.554891][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.555076][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.555259][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.555457][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.555656][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.555841][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.556025][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.556239][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.556448][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.556983][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.557234][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.557498][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.557767][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.558014][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.558261][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.563889][ T1352] ------------[ cut here ]------------ | [ 63.564079][ T1352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1352 | [ 63.564951][ T1352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.565646][ T1352] Tainted: [W]=WARN [ 63.565857][ T1352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.566132][ T1352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.566433][ T1352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.567037][ T1352] RSP: 0018:ffa000000144fa70 EFLAGS: 00010286 [ 63.567393][ T1352] RAX: 00000000ffffffa6 RBX: ff1100000278a200 RCX: 1ff4000000289f14 [ 63.567720][ T1352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a2bc [ 63.568035][ T1352] RBP: ff1100000fa71000 R08: 1fe22000004f1459 R09: ff11000009742e80 [ 63.568343][ T1352] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 63.568734][ T1352] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa71000 [ 63.569047][ T1352] FS: 00007f0bb03d7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.569409][ T1352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.569699][ T1352] CR2: 00007f0bb05e17d0 CR3: 000000000e9a7003 CR4: 0000000000771ef0 [ 63.570010][ T1352] PKRU: 55555554 [ 63.570219][ T1352] Call Trace: [ 63.570440][ T1352] [ 63.570630][ T1352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.570882][ T1352] ? notifier_call_chain (kernel/notifier.c:85) [ 63.571091][ T1352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.571244][ T1352] register_netdevice (net/core/dev.c:11488) [ 63.571447][ T1352] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.571685][ T1352] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.571874][ T1352] register_netdev (net/core/dev.c:11552) [ 63.572062][ T1352] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 63.572257][ T1352] ops_init (net/core/net_namespace.c:137) [ 63.572428][ T1352] setup_net (net/core/net_namespace.c:446) [ 63.572583][ T1352] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.572785][ T1352] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.572972][ T1352] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.573164][ T1352] copy_net_ns (net/core/net_namespace.c:579) [ 63.573366][ T1352] create_new_namespaces (kernel/nsproxy.c:132) [ 63.573559][ T1352] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.573760][ T1352] ksys_unshare (kernel/fork.c:3243) [ 63.573947][ T1352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.574133][ T1352] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.574321][ T1352] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.574523][ T1352] ? __ia32_sys_open (fs/open.c:1374) [ 63.574730][ T1352] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.574916][ T1352] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.575105][ T1352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.575292][ T1352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.575492][ T1352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.575696][ T1352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.575916][ T1352] RIP: 0033:0x7f0bb0699bcb [ 63.576108][ T1352] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.576667][ T1352] RSP: 002b:00007fff5f6291f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 63.576921][ T1352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0bb0699bcb [ 63.577171][ T1352] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.577442][ T1352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.577713][ T1352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff5f62b420 [ 63.577965][ T1352] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5f62c877 | [ 63.609759][ T1353] ------------[ cut here ]------------ | [ 63.609927][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1353 | [ 63.610196][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.610663][ T1353] Tainted: [W]=WARN [ 63.610764][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.610931][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.611104][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.611586][ T1353] RSP: 0018:ffa0000000517a80 EFLAGS: 00010286 [ 63.611763][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000c69be00 RCX: 1ff40000000a2f16 [ 63.611963][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bebc [ 63.612164][ T1353] RBP: ff1100000a2dc000 R08: 1fe22000018d37d9 R09: ff1100000ffd0b80 [ 63.612407][ T1353] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.612611][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2dc000 [ 63.612817][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.613070][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.613237][ T1353] CR2: 00007f1cb779ec20 CR3: 000000000a19c002 CR4: 0000000000771ef0 [ 63.613445][ T1353] PKRU: 55555554 [ 63.613546][ T1353] Call Trace: [ 63.613653][ T1353] [ 63.613724][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.613859][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.613993][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.614097][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.614234][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.614406][ T1353] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.614543][ T1353] register_netdev (net/core/dev.c:11552) [ 63.614686][ T1353] loopback_net_init (drivers/net/loopback.c:218) [ 63.614821][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.614924][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.615026][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.615161][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.615292][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.615432][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.615568][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.615716][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.615852][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.615985][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.616118][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.616251][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.616391][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.616530][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.616671][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.616804][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.616937][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.617069][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.617201][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.617371][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.617511][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.618003][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.618203][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.618408][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.618613][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.618818][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.619018][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.623869][ T1353] ------------[ cut here ]------------ | [ 63.624014][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1353 | [ 63.624279][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.624736][ T1353] Tainted: [W]=WARN [ 63.624837][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.625003][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.625175][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.625665][ T1353] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 63.625832][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff40000000a2ee9 [ 63.626029][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 63.626230][ T1353] RBP: ff11000007864000 R08: 1fe2200001663821 R09: ff1100000ffd0b80 [ 63.626433][ T1353] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.626642][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007864000 [ 63.626843][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.627080][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.627249][ T1353] CR2: 00007f1cb779ec20 CR3: 000000000a19c002 CR4: 0000000000771ef0 [ 63.627990][ T1353] PKRU: 55555554 [ 63.628092][ T1353] Call Trace: [ 63.628195][ T1353] [ 63.628264][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.628454][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.628592][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.628701][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.628840][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.629008][ T1353] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.629143][ T1353] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.629275][ T1353] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.629465][ T1353] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.629661][ T1353] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.629798][ T1353] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.629934][ T1353] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.630068][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.630169][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.630271][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.630461][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.630596][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.630741][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.630886][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.631021][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.631157][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.631289][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.631478][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.631616][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.631756][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.631900][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.632033][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.632166][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.632298][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.632488][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.632626][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.632795][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.632935][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.633468][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.633679][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.633884][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.634082][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.634278][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.634534][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.646039][ T1353] ------------[ cut here ]------------ | [ 63.646226][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1353 | [ 63.646505][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.646998][ T1353] Tainted: [W]=WARN [ 63.647102][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.647271][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.647480][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.647982][ T1353] RSP: 0018:ffa00000005178f8 EFLAGS: 00010286 [ 63.648157][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000c57bc40 RCX: 1ff40000000a2ee5 [ 63.648369][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bcfc [ 63.648572][ T1353] RBP: ff11000009831000 R08: 1fe22000018af7a1 R09: ff1100000ffd0b80 [ 63.648786][ T1353] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.648989][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009831000 [ 63.649207][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.649454][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.649628][ T1353] CR2: 000055f6a15ced5c CR3: 000000000a19c001 CR4: 0000000000771ef0 [ 63.649854][ T1353] PKRU: 55555554 [ 63.649955][ T1353] Call Trace: [ 63.650056][ T1353] [ 63.650127][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.650263][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.650411][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.650516][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.650664][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.650857][ T1353] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.650998][ T1353] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.651134][ T1353] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.651270][ T1353] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.651412][ T1353] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.651549][ T1353] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.651697][ T1353] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 63.651837][ T1353] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 63.651975][ T1353] vti_init_net (net/ipv4/ip_vti.c:517) [ 63.652140][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.652244][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.652354][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.652488][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.652644][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.652783][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.652920][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.653058][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.653217][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.653359][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.653495][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.653655][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.653790][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.653928][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.654064][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.654202][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.654337][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.654481][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.654623][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.654798][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.654946][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.655443][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.655657][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.655866][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.656066][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.656292][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.656498][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.660834][ T1353] ------------[ cut here ]------------ | [ 63.661007][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1353 | [ 63.661282][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.661769][ T1353] Tainted: [W]=WARN [ 63.661871][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.662037][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.662210][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.662711][ T1353] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286 [ 63.662883][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000bd27000 RCX: 1ff40000000a2f15 [ 63.663086][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd270bc [ 63.663283][ T1353] RBP: ff1100000a39c000 R08: 1fe22000017a4e19 R09: ff1100000ffd0b80 [ 63.663494][ T1353] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.663730][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a39c000 [ 63.663957][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.664193][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.664364][ T1353] CR2: 000055f6a15ced5c CR3: 000000000a19c001 CR4: 0000000000771ef0 [ 63.664590][ T1353] PKRU: 55555554 [ 63.664698][ T1353] Call Trace: [ 63.664797][ T1353] [ 63.664867][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.665011][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.665146][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.665259][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.665399][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.665564][ T1353] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.665713][ T1353] register_netdev (net/core/dev.c:11552) [ 63.665847][ T1353] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 63.665982][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.666084][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.666280][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.666441][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.666591][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.666740][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.666886][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.667022][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.667157][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.667292][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.667439][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.667575][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.667719][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.667854][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.667986][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.668121][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.668257][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.668394][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.668528][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.668700][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.668858][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.669340][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.669547][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.669768][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.669966][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.670165][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.670383][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.674573][ T1353] ------------[ cut here ]------------ | [ 63.674743][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1353 | [ 63.675007][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.675485][ T1353] Tainted: [W]=WARN [ 63.675591][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.675766][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.675939][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.676434][ T1353] RSP: 0018:ffa0000000517a68 EFLAGS: 00010286 [ 63.676608][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000a9aba80 RCX: 1ff40000000a2f13 [ 63.676813][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abb3c [ 63.677024][ T1353] RBP: ff1100000e04c000 R08: 1fe2200001535769 R09: ff1100000ffd0b80 [ 63.677225][ T1353] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.677439][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 63.677650][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.677895][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.678062][ T1353] CR2: 000055f6a15ced5c CR3: 000000000a19c001 CR4: 0000000000771ef0 [ 63.678289][ T1353] PKRU: 55555554 [ 63.678444][ T1353] Call Trace: [ 63.678548][ T1353] [ 63.678624][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.678766][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.678904][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.679007][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.679143][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.679312][ T1353] register_netdev (net/core/dev.c:11552) [ 63.679464][ T1353] sit_init_net (net/ipv6/sit.c:1860) [ 63.679602][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.679740][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.679842][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.680245][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.680385][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.680522][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.680666][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.680802][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.681267][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.681418][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.681556][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.681699][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.681836][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.681971][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.682105][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.682238][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.682377][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.682514][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.682660][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.682827][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.682968][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.683481][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.683692][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.683890][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.684088][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.684299][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.684506][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.690110][ T1353] ------------[ cut here ]------------ | [ 63.690283][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1353 | [ 63.690554][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.691033][ T1353] Tainted: [W]=WARN [ 63.691136][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.691303][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.691482][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.691993][ T1353] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286 [ 63.692161][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff40000000a2f15 [ 63.692381][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 63.692583][ T1353] RBP: ff1100000cde1000 R08: 1fe2200001430f69 R09: ff1100000ffd0b80 [ 63.692813][ T1353] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 63.693015][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cde1000 [ 63.693218][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 63.693460][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.693633][ T1353] CR2: 000055f6a15ced5c CR3: 000000000a19c001 CR4: 0000000000771ef0 [ 63.693864][ T1353] PKRU: 55555554 [ 63.693964][ T1353] Call Trace: [ 63.694081][ T1353] [ 63.694153][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.694299][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.694441][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.694543][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.694688][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.694855][ T1353] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.695000][ T1353] register_netdev (net/core/dev.c:11552) [ 63.695135][ T1353] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 63.695271][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.695382][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.695485][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.695623][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.695762][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.695897][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.696033][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.696195][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.696333][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.697005][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.697148][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.697315][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.697516][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.697671][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.697806][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.697939][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.698072][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.698232][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.698425][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.698594][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.699163][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.699726][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.699930][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.700148][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.700405][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.700613][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.700816][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.705783][ T1353] ------------[ cut here ]------------ | [ 63.705958][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1353 | [ 63.706245][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.706746][ T1353] Tainted: [W]=WARN [ 63.706846][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.707012][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.707184][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.707673][ T1353] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 63.707842][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff40000000a2ee9 [ 63.708041][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 63.708239][ T1353] RBP: ff1100000963c000 R08: 1fe2200001ddb251 R09: ff1100000ffd0b80 [ 63.708473][ T1353] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.708680][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000963c000 [ 63.708879][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.709113][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.709282][ T1353] CR2: 00007f1cb779ec20 CR3: 000000000a19c002 CR4: 0000000000771ef0 [ 63.709504][ T1353] PKRU: 55555554 [ 63.709611][ T1353] Call Trace: [ 63.709713][ T1353] [ 63.709782][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.709915][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.710054][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.710159][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.710294][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.710493][ T1353] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.710631][ T1353] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.710771][ T1353] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.710903][ T1353] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.711037][ T1353] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.711173][ T1353] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.711310][ T1353] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.711480][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.711591][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.711716][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.711856][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.711989][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.712136][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.712269][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.712411][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.712562][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.712723][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.712856][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.712991][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.713126][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.713271][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.713411][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.713563][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.713703][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.713854][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.713987][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.714151][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.714292][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.714899][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.715105][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.715306][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.715512][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.715725][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.715930][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.720247][ T1353] ------------[ cut here ]------------ | [ 63.720413][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1353 | [ 63.720687][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.721155][ T1353] Tainted: [W]=WARN [ 63.721255][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.721427][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.721603][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.722082][ T1353] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 63.722276][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000d7e2040 RCX: 1ff40000000a2ee9 [ 63.722479][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e20fc [ 63.722702][ T1353] RBP: ff1100000eb01000 R08: 1fe2200001afc421 R09: ff1100000ffd0b80 [ 63.722913][ T1353] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 63.723112][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb01000 [ 63.723312][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.723566][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.723744][ T1353] CR2: 00007f1cb779ec20 CR3: 000000000a19c002 CR4: 0000000000771ef0 [ 63.723948][ T1353] PKRU: 55555554 [ 63.724235][ T1353] Call Trace: [ 63.724332][ T1353] [ 63.724406][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.724541][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.724687][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.724789][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.724924][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.725091][ T1353] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.725250][ T1353] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.726239][ T1353] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.726398][ T1353] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.726538][ T1353] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.726684][ T1353] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.726824][ T1353] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.726958][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.727060][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.727169][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.727301][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.727452][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.727593][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.727735][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.727871][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.728004][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.728137][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.728269][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.728409][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.728542][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.728712][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.728844][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.728976][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.729106][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.729242][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.729380][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.729546][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.729796][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.730300][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.730533][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.731817][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.732253][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.732479][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.732818][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.750545][ T1353] ------------[ cut here ]------------ | [ 63.750741][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1353 | [ 63.751073][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.751536][ T1353] Tainted: [W]=WARN [ 63.751675][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.751855][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.752031][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.752547][ T1353] RSP: 0018:ffa0000000517918 EFLAGS: 00010286 [ 63.752725][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff40000000a2ee9 [ 63.753729][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 63.753928][ T1353] RBP: ff1100001032c000 R08: 1fe2200001d3d821 R09: ff1100000ffd0b80 [ 63.754125][ T1353] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 63.754321][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001032c000 [ 63.754546][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 63.754986][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.755325][ T1353] CR2: 000055eef01b87a8 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 63.755530][ T1353] PKRU: 55555554 [ 63.755632][ T1353] Call Trace: [ 63.755738][ T1353] [ 63.755808][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.755948][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.756083][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.756185][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.756320][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.756506][ T1353] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.756685][ T1353] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 63.756818][ T1353] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 63.756951][ T1353] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 63.757085][ T1353] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 63.757231][ T1353] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 63.757399][ T1353] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 63.757541][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.757667][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.757770][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.757902][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.758049][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.758183][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.758318][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.758461][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.758598][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.758757][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.758891][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.759026][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.759168][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.759303][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.759451][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.759592][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.759733][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.759879][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.760014][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.760181][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.760320][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.760849][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.761051][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.762166][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.762375][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.762576][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.762801][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.767383][ T1353] ------------[ cut here ]------------ | [ 63.767529][ T1353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1353 | [ 63.767833][ T1353] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.768289][ T1353] Tainted: [W]=WARN [ 63.768397][ T1353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.768574][ T1353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.768762][ T1353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.769252][ T1353] RSP: 0018:ffa0000000517a70 EFLAGS: 00010286 [ 63.769459][ T1353] RAX: 00000000ffffffa6 RBX: ff1100000e9ecac0 RCX: 1ff40000000a2f14 [ 63.769672][ T1353] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecb7c [ 63.769879][ T1353] RBP: ff11000010349000 R08: 1fe2200001d3d971 R09: ff1100000ffd0b80 [ 63.770086][ T1353] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 63.770290][ T1353] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010349000 [ 63.770507][ T1353] FS: 00007f1cb759d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 63.770759][ T1353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.770942][ T1353] CR2: 000055eef01b87a8 CR3: 000000000a19c006 CR4: 0000000000771ef0 [ 63.771161][ T1353] PKRU: 55555554 [ 63.771263][ T1353] Call Trace: [ 63.771370][ T1353] [ 63.771441][ T1353] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.771583][ T1353] ? notifier_call_chain (kernel/notifier.c:85) [ 63.771735][ T1353] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.771842][ T1353] register_netdevice (net/core/dev.c:11488) [ 63.771994][ T1353] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 63.772165][ T1353] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.772328][ T1353] register_netdev (net/core/dev.c:11552) [ 63.772471][ T1353] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 63.772615][ T1353] ops_init (net/core/net_namespace.c:137) [ 63.772731][ T1353] setup_net (net/core/net_namespace.c:446) [ 63.772835][ T1353] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 63.772984][ T1353] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 63.773120][ T1353] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 63.773259][ T1353] copy_net_ns (net/core/net_namespace.c:579) [ 63.773399][ T1353] create_new_namespaces (kernel/nsproxy.c:132) [ 63.773538][ T1353] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 63.773686][ T1353] ksys_unshare (kernel/fork.c:3243) [ 63.773849][ T1353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.773986][ T1353] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 63.774123][ T1353] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 63.774259][ T1353] ? __ia32_sys_open (fs/open.c:1374) [ 63.774402][ T1353] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 63.774539][ T1353] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 63.774703][ T1353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.774839][ T1353] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.774978][ T1353] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.775114][ T1353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.775283][ T1353] RIP: 0033:0x7f1cb785fbcb [ 63.775431][ T1353] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 63.775941][ T1353] RSP: 002b:00007fff33972428 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 63.776145][ T1353] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1cb785fbcb [ 63.776352][ T1353] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 63.776554][ T1353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 63.776766][ T1353] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff33974650 [ 63.776972][ T1353] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff33976877 | [ 63.807290][ T1354] ------------[ cut here ]------------ | [ 63.808081][ T1354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1354 | [ 63.808424][ T1354] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.809029][ T1354] Tainted: [W]=WARN [ 63.809182][ T1354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.809436][ T1354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.809787][ T1354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.810334][ T1354] RSP: 0018:ffa0000000506e30 EFLAGS: 00010286 [ 63.810571][ T1354] RAX: 00000000ffffffa6 RBX: ff1100000fb28c80 RCX: 1ff40000000a0d8c [ 63.810855][ T1354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb28d3c [ 63.811109][ T1354] RBP: ff11000008fe9000 R08: 1fe2200001f651a9 R09: ff1100000ffcae80 [ 63.811378][ T1354] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 63.811650][ T1354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d953888 [ 63.811909][ T1354] FS: 00007f4beb37c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.812200][ T1354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.812438][ T1354] CR2: 000000000042ebe0 CR3: 000000000e9a7006 CR4: 0000000000771ef0 [ 63.812726][ T1354] PKRU: 55555554 [ 63.812880][ T1354] Call Trace: [ 63.813034][ T1354] [ 63.813155][ T1354] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.813342][ T1354] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.813548][ T1354] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.813743][ T1354] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 63.813959][ T1354] __dev_notify_flags (net/core/dev.c:9787) [ 63.814164][ T1354] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 63.814365][ T1354] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 63.814552][ T1354] ? netif_change_name (net/core/dev.c:1495) [ 63.814751][ T1354] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 63.814969][ T1354] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 63.815163][ T1354] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 63.815365][ T1354] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.815553][ T1354] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.815755][ T1354] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 63.815952][ T1354] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 63.816179][ T1354] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 63.816382][ T1354] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 63.816579][ T1354] veth_newlink (drivers/net/veth.c:1871) [ 63.816827][ T1354] ? veth_poll_controller (drivers/net/veth.c:1470) [ 63.817021][ T1354] ? kasan_save_stack (mm/kasan/common.c:57) [ 63.817215][ T1354] ? kasan_save_track (mm/kasan/common.c:78) [ 63.817417][ T1354] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 63.817629][ T1354] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 63.817856][ T1354] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 63.818071][ T1354] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 63.818281][ T1354] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.818491][ T1354] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 63.818702][ T1354] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 63.818903][ T1354] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 63.819092][ T1354] ? __dev_get_by_name (net/core/dev.c:883) [ 63.819284][ T1354] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 63.819494][ T1354] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 63.819718][ T1354] rtnl_newlink (net/core/rtnetlink.c:4150) [ 63.819910][ T1354] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.820108][ T1354] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.820297][ T1354] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.820497][ T1354] ? mark_usage (kernel/locking/lockdep.c:4674) [ 63.820743][ T1354] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.820956][ T1354] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.821160][ T1354] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.821373][ T1354] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 63.821571][ T1354] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.821784][ T1354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.821973][ T1354] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.822162][ T1354] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.822362][ T1354] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.822602][ T1354] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 63.822810][ T1354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.823014][ T1354] ? netlink_ack (./include/linux/skbuff.h:2718) [ 63.823223][ T1354] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 63.823426][ T1354] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 63.823651][ T1354] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 63.823846][ T1354] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 63.824066][ T1354] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.824263][ T1354] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 63.824469][ T1354] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.824678][ T1354] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 63.824873][ T1354] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 63.825062][ T1354] ? copy_msghdr_from_user (net/socket.c:2635) [ 63.825249][ T1354] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 63.825482][ T1354] ? move_addr_to_kernel (net/socket.c:258) [ 63.825693][ T1354] ___sys_sendmsg (net/socket.c:2752) [ 63.825901][ T1354] ? copy_msghdr_from_user (net/socket.c:2603) [ 63.826099][ T1354] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.826339][ T1354] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 63.826542][ T1354] __sys_sendmsg (net/socket.c:2784) [ 63.826758][ T1354] ? __sys_sendmsg_sock (net/socket.c:2765) [ 63.826951][ T1354] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 63.827139][ T1354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.827333][ T1354] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.827534][ T1354] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.827768][ T1354] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.827961][ T1354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.828183][ T1354] RIP: 0033:0x7f4beb5b608e [ 63.828411][ T1354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 63.828966][ T1354] RSP: 002b:00007ffc5f4e00a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 63.829555][ T1354] RAX: ffffffffffffffda RBX: 00007ffc5f4e0850 RCX: 00007f4beb5b608e [ 63.829824][ T1354] RDX: 0000000000000000 RSI: 00007ffc5f4e0150 RDI: 0000000000000005 [ 63.830079][ T1354] RBP: 00007ffc5f4e00b0 R08: 0000000000000000 R09: 0000000000000000 [ 63.830367][ T1354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 63.830630][ T1354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5f4e0810 | [ 63.839293][ T1354] ------------[ cut here ]------------ | [ 63.840048][ T1354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1354 | [ 63.840761][ T1354] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.841508][ T1354] Tainted: [W]=WARN [ 63.841748][ T1354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.842027][ T1354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.842314][ T1354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.843005][ T1354] RSP: 0018:ffa00000005071b0 EFLAGS: 00010286 [ 63.843339][ T1354] RAX: 00000000ffffffa6 RBX: ff110000103f51c0 RCX: 1ff40000000a0dfc [ 63.843759][ T1354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f527c [ 63.844069][ T1354] RBP: ff1100000625c000 R08: 1fe220000207ea51 R09: ff1100000ffcae80 [ 63.844397][ T1354] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 63.844745][ T1354] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 63.845060][ T1354] FS: 00007f4beb37c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.845435][ T1354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.845737][ T1354] CR2: 000000000042ebe0 CR3: 000000000e9a7006 CR4: 0000000000771ef0 [ 63.846067][ T1354] PKRU: 55555554 [ 63.846277][ T1354] Call Trace: [ 63.846522][ T1354] [ 63.846720][ T1354] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.846983][ T1354] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.847196][ T1354] __dev_notify_flags (net/core/dev.c:9787) [ 63.847460][ T1354] ? netif_change_name (net/core/dev.c:1495) [ 63.847749][ T1354] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 63.848000][ T1354] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 63.848267][ T1354] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 63.848527][ T1354] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 63.848792][ T1354] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 63.849037][ T1354] ? __dev_get_by_name (net/core/dev.c:883) [ 63.849284][ T1354] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 63.849573][ T1354] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 63.849868][ T1354] rtnl_newlink (net/core/rtnetlink.c:4150) [ 63.850134][ T1354] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.850421][ T1354] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.850681][ T1354] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.850943][ T1354] ? mark_usage (kernel/locking/lockdep.c:4674) [ 63.851188][ T1354] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.851415][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 63.851858][ T1354] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.852106][ T1354] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.852370][ T1354] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 63.852663][ T1354] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.852923][ T1354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.853188][ T1354] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.853450][ T1354] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.853730][ T1354] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.853991][ T1354] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 63.854179][ T1354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.854383][ T1354] ? netlink_ack (./include/linux/skbuff.h:2718) [ 63.854577][ T1354] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 63.854783][ T1354] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 63.854975][ T1354] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 63.855167][ T1354] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 63.855375][ T1354] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.855566][ T1354] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 63.855774][ T1354] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.855995][ T1354] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 63.856198][ T1354] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 63.856403][ T1354] ? copy_msghdr_from_user (net/socket.c:2635) [ 63.856611][ T1354] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 63.856841][ T1354] ? move_addr_to_kernel (net/socket.c:258) [ 63.857042][ T1354] ___sys_sendmsg (net/socket.c:2752) [ 63.857233][ T1354] ? copy_msghdr_from_user (net/socket.c:2603) [ 63.857467][ T1354] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.857732][ T1354] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 63.857942][ T1354] __sys_sendmsg (net/socket.c:2784) [ 63.858133][ T1354] ? __sys_sendmsg_sock (net/socket.c:2765) [ 63.858332][ T1354] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 63.858537][ T1354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.858758][ T1354] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.858989][ T1354] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.859179][ T1354] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.859386][ T1354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.859623][ T1354] RIP: 0033:0x7f4beb5b608e [ 63.859827][ T1354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 63.860393][ T1354] RSP: 002b:00007ffc5f4e00a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 63.860674][ T1354] RAX: ffffffffffffffda RBX: 00007ffc5f4e0850 RCX: 00007f4beb5b608e [ 63.860968][ T1354] RDX: 0000000000000000 RSI: 00007ffc5f4e0150 RDI: 0000000000000005 [ 63.861248][ T1354] RBP: 00007ffc5f4e00b0 R08: 0000000000000000 R09: 0000000000000000 [ 63.861518][ T1354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 63.861791][ T1354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5f4e0810 | [ 63.900903][ T1355] ------------[ cut here ]------------ | [ 63.901144][ T1355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1355 | [ 63.901495][ T1355] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.902074][ T1355] Tainted: [W]=WARN [ 63.902224][ T1355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.903074][ T1355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.903323][ T1355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.903902][ T1355] RSP: 0018:ffa0000000557020 EFLAGS: 00010286 [ 63.904143][ T1355] RAX: 00000000ffffffa6 RBX: ff110000103f4740 RCX: 1ff40000000aadca [ 63.904409][ T1355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f47fc [ 63.904991][ T1355] RBP: ff1100000625c000 R08: 1fe220000207e901 R09: ff1100000b85d158 [ 63.905237][ T1355] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 63.905496][ T1355] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 63.905763][ T1355] FS: 00007f8065319840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 63.906054][ T1355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.906268][ T1355] CR2: 00000000234f3988 CR3: 000000000c3c8002 CR4: 0000000000771ef0 [ 63.906531][ T1355] PKRU: 55555554 [ 63.906699][ T1355] Call Trace: [ 63.906875][ T1355] [ 63.906997][ T1355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.907211][ T1355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.907377][ T1355] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 63.907559][ T1355] __dev_notify_flags (net/core/dev.c:9787) [ 63.907761][ T1355] ? netif_change_name (net/core/dev.c:1495) [ 63.907947][ T1355] ? __dev_change_flags (net/core/dev.c:9752) [ 63.908130][ T1355] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 63.908308][ T1355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.908535][ T1355] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 63.908767][ T1355] netif_change_flags (net/core/dev.c:9820) [ 63.908958][ T1355] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 63.909142][ T1355] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 63.909329][ T1355] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 63.909526][ T1355] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 63.909780][ T1355] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 63.909967][ T1355] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.910148][ T1355] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 63.910331][ T1355] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 63.910530][ T1355] ? __kernel_text_address (kernel/extable.c:79) [ 63.910904][ T1355] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.911090][ T1355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.911288][ T1355] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 63.911486][ T1355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.911692][ T1355] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.912135][ T1355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.912323][ T1355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.912529][ T1355] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 63.912756][ T1355] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 63.912963][ T1355] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 63.913161][ T1355] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 63.913361][ T1355] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 63.913549][ T1355] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 63.913757][ T1355] rtnl_newlink (net/core/rtnetlink.c:4150) [ 63.913944][ T1355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.914136][ T1355] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.914336][ T1355] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.914533][ T1355] ? mark_usage (kernel/locking/lockdep.c:4674) [ 63.914747][ T1355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.914937][ T1355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.915122][ T1355] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.915332][ T1355] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.915546][ T1355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.915768][ T1355] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.915954][ T1355] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 63.916150][ T1355] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.916370][ T1355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.916560][ T1355] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.916762][ T1355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.916944][ T1355] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.917144][ T1355] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 63.917326][ T1355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.917542][ T1355] ? netlink_ack (./include/linux/skbuff.h:2718) [ 63.917810][ T1355] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 63.918001][ T1355] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 63.918186][ T1355] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 63.918385][ T1355] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 63.918585][ T1355] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.918788][ T1355] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 63.918976][ T1355] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.919191][ T1355] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 63.919397][ T1355] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 63.919585][ T1355] ? copy_msghdr_from_user (net/socket.c:2635) [ 63.919787][ T1355] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 63.920034][ T1355] ? move_addr_to_kernel (net/socket.c:258) [ 63.920221][ T1355] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 63.920421][ T1355] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.920610][ T1355] ___sys_sendmsg (net/socket.c:2752) [ 63.920804][ T1355] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 63.921021][ T1355] ? copy_msghdr_from_user (net/socket.c:2603) [ 63.921236][ T1355] __sys_sendmsg (net/socket.c:2784) [ 63.921436][ T1355] ? __sys_sendmsg_sock (net/socket.c:2765) [ 63.921632][ T1355] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 63.921860][ T1355] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 63.922045][ T1355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.922233][ T1355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.922485][ T1355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.922689][ T1355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.922898][ T1355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.923113][ T1355] RIP: 0033:0x7f806555308e [ 63.923302][ T1355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 63.924036][ T1355] RSP: 002b:00007fff135a7300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 63.924558][ T1355] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f806555308e [ 63.924844][ T1355] RDX: 0000000000000000 RSI: 00007fff135a73b0 RDI: 0000000000000005 [ 63.925112][ T1355] RBP: 00007fff135a7310 R08: 0000000000000000 R09: 0000000000000000 [ 63.925374][ T1355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 63.925653][ T1355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff135a7a80 | [ 63.951266][ T1356] ------------[ cut here ]------------ | [ 63.951433][ T1356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1356 | [ 63.951717][ T1356] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.952156][ T1356] Tainted: [W]=WARN [ 63.952257][ T1356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.952434][ T1356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.952612][ T1356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.954193][ T1356] RSP: 0018:ffa0000000567020 EFLAGS: 00010286 [ 63.954446][ T1356] RAX: 00000000ffffffa6 RBX: ff1100000b24c040 RCX: 1ff40000000acdca [ 63.954659][ T1356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b24c0fc [ 63.954855][ T1356] RBP: ff11000008fe9000 R08: 1fe2200001649821 R09: ff1100000eb98b58 [ 63.955055][ T1356] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 63.955258][ T1356] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 63.955540][ T1356] FS: 00007fe20dc9c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.955783][ T1356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.955948][ T1356] CR2: 000000002fa96988 CR3: 000000000a19c004 CR4: 0000000000771ef0 [ 63.956145][ T1356] PKRU: 55555554 [ 63.956246][ T1356] Call Trace: [ 63.956345][ T1356] [ 63.956479][ T1356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.956628][ T1356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.956738][ T1356] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 63.956869][ T1356] __dev_notify_flags (net/core/dev.c:9787) [ 63.957003][ T1356] ? netif_change_name (net/core/dev.c:1495) [ 63.957133][ T1356] ? __dev_change_flags (net/core/dev.c:9752) [ 63.957268][ T1356] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 63.957629][ T1356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.957767][ T1356] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 63.957899][ T1356] netif_change_flags (net/core/dev.c:9820) [ 63.958031][ T1356] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 63.958162][ T1356] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 63.958296][ T1356] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 63.958489][ T1356] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 63.958663][ T1356] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 63.958794][ T1356] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.958927][ T1356] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 63.959060][ T1356] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 63.959193][ T1356] ? __kernel_text_address (kernel/extable.c:79) [ 63.959326][ T1356] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.959515][ T1356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.959663][ T1356] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 63.959798][ T1356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.959932][ T1356] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 63.960065][ T1356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.960198][ T1356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.960462][ T1356] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 63.960602][ T1356] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 63.960742][ T1356] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 63.960874][ T1356] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 63.961009][ T1356] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 63.961144][ T1356] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 63.961282][ T1356] rtnl_newlink (net/core/rtnetlink.c:4150) [ 63.961486][ T1356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.961626][ T1356] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.961765][ T1356] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.961897][ T1356] ? mark_usage (kernel/locking/lockdep.c:4674) [ 63.962034][ T1356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.962170][ T1356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.962303][ T1356] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.962500][ T1356] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.962643][ T1356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 63.962778][ T1356] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 63.962916][ T1356] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 63.963050][ T1356] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.963184][ T1356] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.963344][ T1356] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.963579][ T1356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.963733][ T1356] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 63.963873][ T1356] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 63.964011][ T1356] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.964151][ T1356] ? netlink_ack (./include/linux/skbuff.h:2718) [ 63.964299][ T1356] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 63.964512][ T1356] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 63.964665][ T1356] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 63.964810][ T1356] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 63.964949][ T1356] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 63.965085][ T1356] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 63.965225][ T1356] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.965422][ T1356] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 63.965561][ T1356] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 63.965729][ T1356] ? copy_msghdr_from_user (net/socket.c:2635) [ 63.965865][ T1356] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 63.966036][ T1356] ? move_addr_to_kernel (net/socket.c:258) [ 63.966171][ T1356] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 63.966308][ T1356] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 63.966451][ T1356] ___sys_sendmsg (net/socket.c:2752) [ 63.966592][ T1356] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 63.966769][ T1356] ? copy_msghdr_from_user (net/socket.c:2603) [ 63.966917][ T1356] __sys_sendmsg (net/socket.c:2784) [ 63.967054][ T1356] ? __sys_sendmsg_sock (net/socket.c:2765) [ 63.967190][ T1356] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 63.967364][ T1356] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 63.967500][ T1356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 63.967649][ T1356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 63.967787][ T1356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 63.967923][ T1356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 63.968058][ T1356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.968229][ T1356] RIP: 0033:0x7fe20ded608e [ 63.968375][ T1356] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 63.968899][ T1356] RSP: 002b:00007ffe09444920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 63.969104][ T1356] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe20ded608e [ 63.969305][ T1356] RDX: 0000000000000000 RSI: 00007ffe094449d0 RDI: 0000000000000005 [ 63.969511][ T1356] RBP: 00007ffe09444930 R08: 0000000000000000 R09: 0000000000000000 [ 63.969726][ T1356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 63.969929][ T1356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe094450a0 | [ 63.972074][ T211] ------------[ cut here ]------------ | [ 63.972200][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 63.972455][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 63.972910][ T211] Tainted: [W]=WARN [ 63.973006][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.973163][ T211] Workqueue: events_unbound linkwatch_event [ 63.973323][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 63.973488][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 63.973967][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 63.974130][ T211] RAX: 00000000ffffffa6 RBX: ff1100000ca6a3c0 RCX: 1ff400000011cf02 [ 63.974317][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a47c [ 63.974507][ T211] RBP: ff1100000625c000 R08: 1fe220000194d491 R09: ff1100001018aea8 [ 63.974700][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 63.974883][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 63.975069][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 63.975285][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.975444][ T211] CR2: 000000002fa96988 CR3: 000000000a19c004 CR4: 0000000000771ef0 [ 63.975634][ T211] PKRU: 55555554 [ 63.975785][ T211] Call Trace: [ 63.975876][ T211] [ 63.975942][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 63.976066][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 63.976190][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 63.976283][ T211] netif_state_change (net/core/dev.c:1605) [ 63.976412][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 63.976568][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 63.976705][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 63.976829][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 63.976954][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 63.977076][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 63.977200][ T211] process_one_work (kernel/workqueue.c:3314) [ 63.977328][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 63.977457][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 63.977593][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 63.977725][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.977847][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 63.977972][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 63.978098][ T211] kthread (kernel/kthread.c:436) [ 63.978190][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 63.978343][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 63.978475][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 63.978607][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 63.978769][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 63.978899][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 63.979022][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.037231][ T1358] ------------[ cut here ]------------ | [ 64.037446][ T1358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1358 | [ 64.037784][ T1358] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.038320][ T1358] Tainted: [W]=WARN [ 64.038488][ T1358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.038720][ T1358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.038947][ T1358] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.039484][ T1358] RSP: 0018:ffa0000000587150 EFLAGS: 00010286 [ 64.039719][ T1358] RAX: 00000000ffffffa6 RBX: ff1100000eedae40 RCX: 1ff40000000b0df0 [ 64.039967][ T1358] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedaefc [ 64.040219][ T1358] RBP: ff11000008fe9000 R08: 1fe2200001ddb5e1 R09: ff1100000e0cae58 [ 64.040477][ T1358] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 64.040742][ T1358] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fdece40 [ 64.040988][ T1358] FS: 00007f276b2aa840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.041270][ T1358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.041499][ T1358] CR2: 00007f276b611f6d CR3: 000000001003f002 CR4: 0000000000771ef0 [ 64.041769][ T1358] PKRU: 55555554 [ 64.041918][ T1358] Call Trace: [ 64.042067][ T1358] [ 64.042185][ T1358] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.042381][ T1358] ? notifier_call_chain (kernel/notifier.c:85) [ 64.042566][ T1358] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.042734][ T1358] netif_state_change (net/core/dev.c:1605) [ 64.042919][ T1358] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.043134][ T1358] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 64.043365][ T1358] linkwatch_sync_dev (net/core/link_watch.c:295) [ 64.043548][ T1358] rtnl_getlink (net/core/rtnetlink.c:4273) [ 64.043745][ T1358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.043929][ T1358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.044112][ T1358] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 64.044294][ T1358] ? mark_usage (kernel/locking/lockdep.c:4674) [ 64.044490][ T1358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.044687][ T1358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.044888][ T1358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.045069][ T1358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.045255][ T1358] ? mark_usage (kernel/locking/lockdep.c:4674) [ 64.045449][ T1358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.045649][ T1358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.045837][ T1358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.046020][ T1358] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 64.046201][ T1358] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 64.046398][ T1358] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.046586][ T1358] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.046782][ T1358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.046968][ T1358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.047148][ T1358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.047332][ T1358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 64.047527][ T1358] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.047726][ T1358] ? netlink_ack (./include/linux/skbuff.h:2718) [ 64.047912][ T1358] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 64.048096][ T1358] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 64.048282][ T1358] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 64.048479][ T1358] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.048676][ T1358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.048861][ T1358] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 64.049045][ T1358] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.049228][ T1358] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 64.049426][ T1358] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 64.049617][ T1358] ? copy_msghdr_from_user (net/socket.c:2635) [ 64.049809][ T1358] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 64.050021][ T1358] ? move_addr_to_kernel (net/socket.c:258) [ 64.050208][ T1358] ___sys_sendmsg (net/socket.c:2752) [ 64.050401][ T1358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.050586][ T1358] ? copy_msghdr_from_user (net/socket.c:2603) [ 64.050796][ T1358] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 64.050981][ T1358] __sys_sendmsg (net/socket.c:2784) [ 64.051167][ T1358] ? __sys_sendmsg_sock (net/socket.c:2765) [ 64.051368][ T1358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.051551][ T1358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.051752][ T1358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 64.051935][ T1358] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 64.052116][ T1358] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 64.052303][ T1358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 64.052534][ T1358] RIP: 0033:0x7f276b4e408e [ 64.052743][ T1358] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 64.053257][ T1358] RSP: 002b:00007fff1ea448a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 64.053523][ T1358] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f276b4e408e [ 64.053785][ T1358] RDX: 0000000000000000 RSI: 00007fff1ea44950 RDI: 0000000000000006 [ 64.054031][ T1358] RBP: 00007fff1ea448b0 R08: 0000000000000000 R09: 0000000000000000 [ 64.054275][ T1358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 64.054534][ T1358] R13: 00007fff1ea44a00 R14: 000000000000000d R15: 00007fff1ea4687a | [ 64.148960][ T1361] ------------[ cut here ]------------ | [ 64.149143][ T1361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1361 | [ 64.149662][ T1361] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.150140][ T1361] Tainted: [W]=WARN [ 64.150248][ T1361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.150434][ T1361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.150629][ T1361] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.151142][ T1361] RSP: 0018:ffa0000000546fd0 EFLAGS: 00010286 [ 64.151322][ T1361] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff40000000a8dc0 [ 64.151561][ T1361] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 64.151792][ T1361] RBP: ff1100000ebba000 R08: 1fe220000051fd01 R09: ff1100000c2c0b80 [ 64.152006][ T1361] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 64.152219][ T1361] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebbae44 [ 64.152441][ T1361] FS: 00007f6be8963840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 64.152723][ T1361] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.152905][ T1361] CR2: 00007f6be8b5c460 CR3: 0000000004f66004 CR4: 0000000000771ef0 [ 64.153122][ T1361] PKRU: 55555554 [ 64.153229][ T1361] Call Trace: [ 64.153337][ T1361] [ 64.153418][ T1361] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.153563][ T1361] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 64.153727][ T1361] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.153838][ T1361] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 64.153982][ T1361] __dev_notify_flags (net/core/dev.c:9787) [ 64.154125][ T1361] ? notifier_call_chain (kernel/notifier.c:85) [ 64.154270][ T1361] ? netif_change_name (net/core/dev.c:1495) [ 64.154421][ T1361] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 64.154567][ T1361] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 64.154724][ T1361] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 64.154876][ T1361] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 64.155025][ T1361] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 64.155171][ T1361] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 64.155319][ T1361] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 64.155546][ T1361] ? nla_strscpy (lib/nlattr.c:795) [ 64.155702][ T1361] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 64.155921][ T1361] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 64.156065][ T1361] ? __dev_get_by_name (net/core/dev.c:883) [ 64.156208][ T1361] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 64.156418][ T1361] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 64.156567][ T1361] rtnl_newlink (net/core/rtnetlink.c:4150) [ 64.156724][ T1361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.156868][ T1361] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.157012][ T1361] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.157153][ T1361] ? mark_usage (kernel/locking/lockdep.c:4674) [ 64.157294][ T1361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.157487][ T1361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.157632][ T1361] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.157780][ T1361] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 64.157923][ T1361] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.158066][ T1361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.158209][ T1361] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.158360][ T1361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.158503][ T1361] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.158696][ T1361] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 64.158842][ T1361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.158986][ T1361] ? netlink_ack (./include/linux/skbuff.h:2718) [ 64.159134][ T1361] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 64.159276][ T1361] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 64.159428][ T1361] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 64.159575][ T1361] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.159731][ T1361] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.159877][ T1361] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 64.160021][ T1361] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.160167][ T1361] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 64.160313][ T1361] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 64.160463][ T1361] ? copy_msghdr_from_user (net/socket.c:2635) [ 64.160613][ T1361] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 64.160797][ T1361] ? move_addr_to_kernel (net/socket.c:258) [ 64.160945][ T1361] ___sys_sendmsg (net/socket.c:2752) [ 64.161087][ T1361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.161234][ T1361] ? copy_msghdr_from_user (net/socket.c:2603) [ 64.161392][ T1361] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 64.161540][ T1361] __sys_sendmsg (net/socket.c:2784) [ 64.161694][ T1361] ? __sys_sendmsg_sock (net/socket.c:2765) [ 64.161843][ T1361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.161987][ T1361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.162131][ T1361] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 64.162274][ T1361] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 64.162424][ T1361] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 64.162571][ T1361] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 64.162761][ T1361] RIP: 0033:0x7f6be8b9d08e [ 64.162911][ T1361] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 64.163426][ T1361] RSP: 002b:00007ffd8e7238d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 64.163652][ T1361] RAX: ffffffffffffffda RBX: 00007ffd8e724080 RCX: 00007f6be8b9d08e [ 64.163869][ T1361] RDX: 0000000000000000 RSI: 00007ffd8e723980 RDI: 0000000000000005 [ 64.164081][ T1361] RBP: 00007ffd8e7238e0 R08: 0000000000000000 R09: 0000000000000000 [ 64.164294][ T1361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 64.164513][ T1361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8e724050 | [ 64.203253][ T1362] ------------[ cut here ]------------ | [ 64.204010][ T1362] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1362 | [ 64.204303][ T1362] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.204845][ T1362] Tainted: [W]=WARN [ 64.204954][ T1362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.205136][ T1362] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.205326][ T1362] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.205858][ T1362] RSP: 0018:ffa0000000546fd0 EFLAGS: 00010286 [ 64.206041][ T1362] RAX: 00000000ffffffa6 RBX: ff1100000bd82900 RCX: 1ff40000000a8dc0 [ 64.206255][ T1362] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd829bc [ 64.206479][ T1362] RBP: ff1100000f942000 R08: 1fe22000017b0539 R09: ff1100000c2c2e80 [ 64.206755][ T1362] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 64.206976][ T1362] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f942e44 [ 64.207193][ T1362] FS: 00007f8f3e298840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 64.207481][ T1362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.207685][ T1362] CR2: 00007f8f3e60d040 CR3: 0000000004f66003 CR4: 0000000000771ef0 [ 64.207922][ T1362] PKRU: 55555554 [ 64.208030][ T1362] Call Trace: [ 64.208138][ T1362] [ 64.208214][ T1362] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.208365][ T1362] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 64.208518][ T1362] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.208632][ T1362] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 64.208783][ T1362] __dev_notify_flags (net/core/dev.c:9787) [ 64.208930][ T1362] ? notifier_call_chain (kernel/notifier.c:85) [ 64.209076][ T1362] ? netif_change_name (net/core/dev.c:1495) [ 64.209224][ T1362] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 64.209379][ T1362] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 64.209527][ T1362] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 64.209689][ T1362] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 64.209840][ T1362] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 64.209990][ T1362] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 64.210142][ T1362] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 64.210290][ T1362] ? nla_strscpy (lib/nlattr.c:795) [ 64.210446][ T1362] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 64.210598][ T1362] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 64.210752][ T1362] ? __dev_get_by_name (net/core/dev.c:883) [ 64.210898][ T1362] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 64.211052][ T1362] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 64.211204][ T1362] rtnl_newlink (net/core/rtnetlink.c:4150) [ 64.211357][ T1362] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.211502][ T1362] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.211658][ T1362] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.211804][ T1362] ? mark_usage (kernel/locking/lockdep.c:4674) [ 64.211963][ T1362] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.212114][ T1362] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.212262][ T1362] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.212417][ T1362] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 64.212564][ T1362] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.212718][ T1362] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.212862][ T1362] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.213011][ T1362] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.213158][ T1362] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.213305][ T1362] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 64.213454][ T1362] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.213604][ T1362] ? netlink_ack (./include/linux/skbuff.h:2718) [ 64.213762][ T1362] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 64.213907][ T1362] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 64.214057][ T1362] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 64.214306][ T1362] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.214459][ T1362] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.214614][ T1362] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 64.214803][ T1362] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.215049][ T1362] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 64.215196][ T1362] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 64.215342][ T1362] ? copy_msghdr_from_user (net/socket.c:2635) [ 64.215494][ T1362] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 64.215784][ T1362] ? move_addr_to_kernel (net/socket.c:258) [ 64.215935][ T1362] ___sys_sendmsg (net/socket.c:2752) [ 64.216079][ T1362] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.216227][ T1362] ? copy_msghdr_from_user (net/socket.c:2603) [ 64.216489][ T1362] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 64.216649][ T1362] __sys_sendmsg (net/socket.c:2784) [ 64.216795][ T1362] ? __sys_sendmsg_sock (net/socket.c:2765) [ 64.216948][ T1362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.217216][ T1362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.217368][ T1362] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 64.217516][ T1362] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 64.217671][ T1362] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 64.217919][ T1362] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 64.218098][ T1362] RIP: 0033:0x7f8f3e4d208e [ 64.218251][ T1362] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 64.218898][ T1362] RSP: 002b:00007ffd6c632f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 64.219123][ T1362] RAX: ffffffffffffffda RBX: 00007ffd6c6336c0 RCX: 00007f8f3e4d208e [ 64.219448][ T1362] RDX: 0000000000000000 RSI: 00007ffd6c632fc0 RDI: 0000000000000005 [ 64.219675][ T1362] RBP: 00007ffd6c632f20 R08: 0000000000000000 R09: 0000000000000000 [ 64.219995][ T1362] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 64.220213][ T1362] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6c633690 | [ 64.252253][ T1363] ------------[ cut here ]------------ | [ 64.252490][ T1363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1363 | [ 64.252824][ T1363] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.253421][ T1363] Tainted: [W]=WARN [ 64.253574][ T1363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.253812][ T1363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.254038][ T1363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.254703][ T1363] RSP: 0018:ffa0000000537020 EFLAGS: 00010286 [ 64.254978][ T1363] RAX: 00000000ffffffa6 RBX: ff11000010781c40 RCX: 1ff40000000a6dca [ 64.255232][ T1363] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781cfc [ 64.255524][ T1363] RBP: ff1100000ebba000 R08: 1fe22000020f03a1 R09: ff1100000fcb8b58 [ 64.255795][ T1363] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 64.256045][ T1363] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 64.256297][ T1363] FS: 00007fddad557840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.256632][ T1363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.256898][ T1363] CR2: 0000000020b4f988 CR3: 000000001003f006 CR4: 0000000000771ef0 [ 64.257153][ T1363] PKRU: 55555554 [ 64.257322][ T1363] Call Trace: [ 64.257488][ T1363] [ 64.257617][ T1363] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.257850][ T1363] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.258008][ T1363] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 64.258208][ T1363] __dev_notify_flags (net/core/dev.c:9787) [ 64.258413][ T1363] ? netif_change_name (net/core/dev.c:1495) [ 64.258912][ T1363] ? __dev_change_flags (net/core/dev.c:9752) [ 64.259098][ T1363] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 64.259282][ T1363] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.259485][ T1363] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 64.259707][ T1363] netif_change_flags (net/core/dev.c:9820) [ 64.259899][ T1363] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 64.260085][ T1363] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 64.260275][ T1363] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 64.260473][ T1363] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 64.260710][ T1363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 64.260898][ T1363] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.261090][ T1363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 64.261306][ T1363] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 64.261505][ T1363] ? __kernel_text_address (kernel/extable.c:79) [ 64.261722][ T1363] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.261912][ T1363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.262097][ T1363] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 64.262285][ T1363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.262487][ T1363] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.262717][ T1363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.262904][ T1363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.263105][ T1363] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 64.263300][ T1363] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 64.263535][ T1363] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 64.263742][ T1363] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 64.263929][ T1363] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 64.264120][ T1363] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 64.264476][ T1363] rtnl_newlink (net/core/rtnetlink.c:4150) [ 64.264683][ T1363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.264870][ T1363] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.265056][ T1363] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.265241][ T1363] ? mark_usage (kernel/locking/lockdep.c:4674) [ 64.265486][ T1363] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.265700][ T1363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.265889][ T1363] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.266076][ T1363] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.266264][ T1363] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.266476][ T1363] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.266680][ T1363] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 64.266869][ T1363] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.267054][ T1363] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.267256][ T1363] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.267478][ T1363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.267684][ T1363] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.267899][ T1363] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 64.268085][ T1363] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.268273][ T1363] ? netlink_ack (./include/linux/skbuff.h:2718) [ 64.268473][ T1363] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 64.268674][ T1363] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 64.268865][ T1363] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 64.269053][ T1363] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.269243][ T1363] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.269456][ T1363] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 64.269689][ T1363] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.269883][ T1363] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 64.270070][ T1363] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 64.270256][ T1363] ? copy_msghdr_from_user (net/socket.c:2635) [ 64.270460][ T1363] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 64.270693][ T1363] ? move_addr_to_kernel (net/socket.c:258) [ 64.270922][ T1363] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 64.271114][ T1363] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.271332][ T1363] ___sys_sendmsg (net/socket.c:2752) [ 64.271531][ T1363] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 64.271840][ T1363] ? copy_msghdr_from_user (net/socket.c:2603) [ 64.272056][ T1363] __sys_sendmsg (net/socket.c:2784) [ 64.272245][ T1363] ? __sys_sendmsg_sock (net/socket.c:2765) [ 64.272444][ T1363] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 64.272683][ T1363] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 64.272870][ T1363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.273078][ T1363] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 64.273267][ T1363] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 64.273467][ T1363] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 64.273675][ T1363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 64.273893][ T1363] RIP: 0033:0x7fddad79108e [ 64.274083][ T1363] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 64.274649][ T1363] RSP: 002b:00007fffd17e4310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 64.274903][ T1363] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fddad79108e [ 64.275151][ T1363] RDX: 0000000000000000 RSI: 00007fffd17e43c0 RDI: 0000000000000005 [ 64.275450][ T1363] RBP: 00007fffd17e4320 R08: 0000000000000000 R09: 0000000000000000 [ 64.275724][ T1363] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 64.275979][ T1363] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd17e4a90 | [ 64.310367][ T1364] ------------[ cut here ]------------ | [ 64.310570][ T1364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1364 | [ 64.310910][ T1364] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.311505][ T1364] Tainted: [W]=WARN [ 64.311676][ T1364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.311896][ T1364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.312123][ T1364] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.312680][ T1364] RSP: 0018:ffa0000000537020 EFLAGS: 00010286 [ 64.312904][ T1364] RAX: 00000000ffffffa6 RBX: ff1100000aabc580 RCX: 1ff40000000a6dca [ 64.313153][ T1364] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aabc63c [ 64.313417][ T1364] RBP: ff1100000f942000 R08: 1fe22000015578c9 R09: ff110000101eae58 [ 64.313683][ T1364] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 64.313957][ T1364] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 64.314238][ T1364] FS: 00007fd06742c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.314540][ T1364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.314780][ T1364] CR2: 000000000290a988 CR3: 000000001003f004 CR4: 0000000000771ef0 [ 64.315033][ T1364] PKRU: 55555554 [ 64.315184][ T1364] Call Trace: [ 64.315335][ T1364] [ 64.315470][ T1364] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.315677][ T1364] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.315833][ T1364] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 64.316017][ T1364] __dev_notify_flags (net/core/dev.c:9787) [ 64.316206][ T1364] ? netif_change_name (net/core/dev.c:1495) [ 64.316403][ T1364] ? __dev_change_flags (net/core/dev.c:9752) [ 64.316594][ T1364] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 64.316791][ T1364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.316979][ T1364] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 64.317169][ T1364] netif_change_flags (net/core/dev.c:9820) [ 64.317371][ T1364] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 64.317558][ T1364] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 64.317761][ T1364] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 64.317948][ T1364] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 64.318166][ T1364] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 64.318364][ T1364] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.318551][ T1364] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 64.318752][ T1364] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 64.318938][ T1364] ? __kernel_text_address (kernel/extable.c:79) [ 64.319123][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.319312][ T1364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.319509][ T1364] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 64.319714][ T1364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.319903][ T1364] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.320086][ T1364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.320271][ T1364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.320468][ T1364] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 64.320674][ T1364] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 64.320859][ T1364] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 64.321046][ T1364] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 64.321234][ T1364] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 64.321436][ T1364] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 64.321633][ T1364] rtnl_newlink (net/core/rtnetlink.c:4150) [ 64.321831][ T1364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.322015][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.322200][ T1364] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.322397][ T1364] ? mark_usage (kernel/locking/lockdep.c:4674) [ 64.322584][ T1364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.322789][ T1364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.322975][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.323161][ T1364] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.323360][ T1364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.323545][ T1364] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 64.323780][ T1364] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 64.323966][ T1364] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.324150][ T1364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.324362][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.324550][ T1364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.324749][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 64.324937][ T1364] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 64.325122][ T1364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 64.325308][ T1364] ? netlink_ack (./include/linux/skbuff.h:2718) [ 64.325509][ T1364] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 64.325711][ T1364] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 64.325899][ T1364] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 64.326086][ T1364] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.326272][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 64.326471][ T1364] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 64.326676][ T1364] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.326866][ T1364] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 64.327053][ T1364] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 64.327239][ T1364] ? copy_msghdr_from_user (net/socket.c:2635) [ 64.327436][ T1364] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 64.327672][ T1364] ? move_addr_to_kernel (net/socket.c:258) [ 64.327859][ T1364] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 64.328044][ T1364] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 64.328229][ T1364] ___sys_sendmsg (net/socket.c:2752) [ 64.328426][ T1364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 64.328661][ T1364] ? copy_msghdr_from_user (net/socket.c:2603) [ 64.328862][ T1364] __sys_sendmsg (net/socket.c:2784) [ 64.329047][ T1364] ? __sys_sendmsg_sock (net/socket.c:2765) [ 64.329230][ T1364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 64.329465][ T1364] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 64.329669][ T1364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.329854][ T1364] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 64.330038][ T1364] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 64.330227][ T1364] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 64.330426][ T1364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 64.330659][ T1364] RIP: 0033:0x7fd06766608e [ 64.330849][ T1364] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 64.331385][ T1364] RSP: 002b:00007ffe6dc438f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 64.331652][ T1364] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd06766608e [ 64.331900][ T1364] RDX: 0000000000000000 RSI: 00007ffe6dc439a0 RDI: 0000000000000005 [ 64.332147][ T1364] RBP: 00007ffe6dc43900 R08: 0000000000000000 R09: 0000000000000000 [ 64.332411][ T1364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff2 [ 64.332680][ T1364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6dc44070 | [ 64.717094][ T12] ------------[ cut here ]------------ | [ 64.717264][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 64.717526][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.717994][ T12] Tainted: [W]=WARN [ 64.718091][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.718247][ T12] Workqueue: netns cleanup_net [ 64.718393][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.718593][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.719069][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 64.719229][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178e40 RCX: 1ff4000000018ec7 [ 64.719435][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178efc [ 64.719635][ T12] RBP: ff1100000ebba000 R08: 1fe220000182f1e1 R09: ff11000001aed1d0 [ 64.719828][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 64.720015][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 64.720205][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 64.720433][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.720595][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.720826][ T12] PKRU: 55555554 [ 64.720924][ T12] Call Trace: [ 64.721018][ T12] [ 64.721085][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.721475][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.721597][ T12] netif_close_many (net/core/dev.c:1804) [ 64.721738][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 64.721864][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 64.722023][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 64.722195][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 64.722324][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.722510][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.722645][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.722795][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.722941][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.723065][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.723204][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.723335][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.723468][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.723600][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.723734][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.723867][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.724018][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.724150][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.724274][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.724418][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.724565][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.724701][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.724836][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.724979][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.725104][ T12] kthread (kernel/kthread.c:436) [ 64.725198][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.725360][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.725485][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.725621][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.725784][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.725910][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.726040][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.728914][ T12] ------------[ cut here ]------------ | [ 64.729057][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 64.729307][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.729826][ T12] Tainted: [W]=WARN [ 64.729924][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.730085][ T12] Workqueue: netns cleanup_net [ 64.730222][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.730393][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.730876][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.731030][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179700 RCX: 1ff4000000018eed [ 64.731211][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1797bc [ 64.731422][ T12] RBP: ff1100000fa71000 R08: 1fe220000182f2f9 R09: ff11000001aed1d0 [ 64.731614][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 64.731803][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.731992][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 64.732209][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.732365][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.732551][ T12] PKRU: 55555554 [ 64.732656][ T12] Call Trace: [ 64.732749][ T12] [ 64.732841][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.733005][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.733158][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.733285][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.733432][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.733560][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.733691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.733816][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.733954][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.734078][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.734203][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.734326][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.734452][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.734582][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.734712][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.734840][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.734965][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.735085][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.735218][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.735345][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.735473][ T12] kthread (kernel/kthread.c:436) [ 64.735566][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.735731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.735854][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.735977][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.736153][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.736275][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.736404][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.738794][ T12] ------------[ cut here ]------------ | [ 64.738918][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 64.739157][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.740160][ T12] Tainted: [W]=WARN [ 64.740259][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.740461][ T12] Workqueue: netns cleanup_net [ 64.740592][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.740759][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.741191][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.741395][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb28740 RCX: 1ff4000000018eed [ 64.741575][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb287fc [ 64.741814][ T12] RBP: ff110000104a4000 R08: 1fe2200001f65101 R09: ff11000001aed1d0 [ 64.741997][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 64.742182][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.742445][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 64.742672][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.742829][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.743009][ T12] PKRU: 55555554 [ 64.743101][ T12] Call Trace: [ 64.743192][ T12] [ 64.743258][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.743466][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.743622][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.743752][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.743877][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.744007][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.744131][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.744255][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.744431][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.744566][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.744701][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.744830][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.744969][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.745094][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.745224][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.745398][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.745526][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.746680][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.746816][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.746950][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.747071][ T12] kthread (kernel/kthread.c:436) [ 64.747163][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.747320][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.747490][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.747624][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.747791][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.747928][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.748051][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.751655][ T12] ------------[ cut here ]------------ | [ 64.751819][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 64.752116][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.752733][ T12] Tainted: [W]=WARN [ 64.752827][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.753000][ T12] Workqueue: netns cleanup_net [ 64.753132][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.753291][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.753749][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.753917][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1000 RCX: 1ff4000000018eed [ 64.754116][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a10bc [ 64.754298][ T12] RBP: ff1100000ea8c000 R08: 1fe2200002514219 R09: ff11000001aed1d0 [ 64.754486][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 64.754722][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.754911][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 64.755129][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.755284][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 64.755476][ T12] PKRU: 55555554 [ 64.755573][ T12] Call Trace: [ 64.755676][ T12] [ 64.755741][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.755909][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.756059][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.756181][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.756359][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.756484][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.756617][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.756746][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.756893][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.757014][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.757139][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.757262][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.757388][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.757511][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.757637][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.757765][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.757889][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.758025][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.758178][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.758304][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.758433][ T12] kthread (kernel/kthread.c:436) [ 64.758525][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.758687][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.758835][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.758957][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.759106][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.759228][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.759354][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.771288][ T12] ------------[ cut here ]------------ | [ 64.771511][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.771845][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.772460][ T12] Tainted: [W]=WARN [ 64.772655][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.772859][ T12] Workqueue: netns cleanup_net [ 64.773048][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.773286][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.773800][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.774007][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29000 RCX: 1ff4000000018eed [ 64.774245][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb290bc [ 64.774505][ T12] RBP: ff11000004cd4000 R08: 1fe2200001f65219 R09: ff11000001aed1d0 [ 64.774757][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.774987][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.775231][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.775503][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.775753][ T12] CR2: 00007fd5df4ce668 CR3: 000000000c784006 CR4: 0000000000771ef0 [ 64.775989][ T12] PKRU: 55555554 [ 64.776131][ T12] Call Trace: [ 64.776273][ T12] [ 64.776402][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.776615][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.776842][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.777018][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.777197][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.777416][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.777595][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.777784][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.777960][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.778133][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.778308][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.778496][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.778686][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.778862][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.779035][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.779208][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.779398][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.779576][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.779775][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.779952][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.780137][ T12] kthread (kernel/kthread.c:436) [ 64.780304][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.780522][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.780714][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.780890][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.781089][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.781274][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.781461][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.785916][ T12] ------------[ cut here ]------------ | [ 64.786117][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.786454][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.787021][ T12] Tainted: [W]=WARN [ 64.787169][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.787388][ T12] Workqueue: netns cleanup_net [ 64.787565][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.787785][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.788286][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.788559][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57ae40 RCX: 1ff4000000018eed [ 64.788853][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57aefc [ 64.789128][ T12] RBP: ff1100000fd4c000 R08: 1fe22000018af5e1 R09: ff11000001aed1d0 [ 64.789420][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.789731][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.790011][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.790314][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.790573][ T12] CR2: 00007fd5df4ce668 CR3: 000000000c784006 CR4: 0000000000771ef0 [ 64.790869][ T12] PKRU: 55555554 [ 64.791055][ T12] Call Trace: [ 64.791238][ T12] [ 64.791412][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.791672][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.791918][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.792135][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.792383][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.792610][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.792836][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.793103][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.793325][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.793564][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.793799][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.794019][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.794234][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.794469][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.794704][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.794933][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.795150][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.795317][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.795524][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.795719][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.795893][ T12] kthread (kernel/kthread.c:436) [ 64.796034][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.796235][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.796421][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.796608][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.796814][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.796986][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.797163][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.800004][ T12] ------------[ cut here ]------------ | [ 64.800196][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.801157][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.801871][ T12] Tainted: [W]=WARN [ 64.802074][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.802323][ T12] Workqueue: netns cleanup_net [ 64.802599][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.802836][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.803342][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.803567][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a740 RCX: 1ff4000000018eed [ 64.803841][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a7fc [ 64.804088][ T12] RBP: ff110000100f9000 R08: 1fe22000018af501 R09: ff11000001aed1d0 [ 64.804319][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.804560][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.804884][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.805145][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.805363][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.805624][ T12] PKRU: 55555554 [ 64.805773][ T12] Call Trace: [ 64.805932][ T12] [ 64.806066][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.806276][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.806487][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.806681][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.806883][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.807301][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.807500][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.807705][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.807899][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.808141][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.808317][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.808518][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.808713][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.808964][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.809134][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.809307][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.809585][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.809778][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.809968][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.810159][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.810397][ T12] kthread (kernel/kthread.c:436) [ 64.810543][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.810811][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.810985][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.811177][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.811574][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.811769][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.811946][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.814898][ T12] ------------[ cut here ]------------ | [ 64.815067][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.815396][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.816173][ T12] Tainted: [W]=WARN [ 64.816334][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.816630][ T12] Workqueue: netns cleanup_net [ 64.816881][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.817141][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.817794][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.818055][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b700 RCX: 1ff4000000018eed [ 64.818371][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b7bc [ 64.818666][ T12] RBP: ff1100000f96c000 R08: 1fe22000018af6f9 R09: ff11000001aed1d0 [ 64.818944][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.819546][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.819861][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.820166][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.820450][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.820762][ T12] PKRU: 55555554 [ 64.820949][ T12] Call Trace: [ 64.821152][ T12] [ 64.821403][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.821907][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.822252][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.822586][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.822899][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.823143][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.823393][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.823647][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.823879][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.824120][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.824342][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.824692][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.824935][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.825172][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.825454][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.825740][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.826023][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.826287][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.826497][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.826974][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.827162][ T12] kthread (kernel/kthread.c:436) [ 64.827325][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.827549][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.827752][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.828059][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.828291][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.828491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.828707][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.831736][ T12] ------------[ cut here ]------------ | [ 64.831918][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.832210][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.832947][ T12] Tainted: [W]=WARN [ 64.833092][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.833307][ T12] Workqueue: netns cleanup_net [ 64.833626][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.833974][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.834617][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.834941][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ede00 RCX: 1ff4000000018eed [ 64.835239][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edebc [ 64.835575][ T12] RBP: ff11000004e94000 R08: 1fe2200001d3dbd9 R09: ff11000001aed1d0 [ 64.835913][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.836209][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.836615][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.836935][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.837199][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.837498][ T12] PKRU: 55555554 [ 64.837714][ T12] Call Trace: [ 64.837902][ T12] [ 64.838073][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.838412][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.838674][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.838895][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.839117][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.839334][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.839589][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.839844][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.840067][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.840283][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.840522][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.840774][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.840995][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.841217][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.841481][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.841725][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.841968][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.842187][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.842456][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.842702][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.842925][ T12] kthread (kernel/kthread.c:436) [ 64.843116][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.843407][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.843654][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.843890][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.844173][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.844459][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.844768][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.848507][ T12] ------------[ cut here ]------------ | [ 64.848689][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.848991][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.849700][ T12] Tainted: [W]=WARN [ 64.849938][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.850228][ T12] Workqueue: netns cleanup_net [ 64.850516][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.850818][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.851929][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.852179][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff4000000018eed [ 64.852471][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 64.852786][ T12] RBP: ff1100000928c000 R08: 1fe22000018cfd39 R09: ff11000001aed1d0 [ 64.853069][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.853361][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.853661][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.853974][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.854256][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.854564][ T12] PKRU: 55555554 [ 64.854782][ T12] Call Trace: [ 64.854984][ T12] [ 64.855148][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.855430][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.855707][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.855930][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.856151][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.856385][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.856619][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.856863][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.857110][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.857334][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.857577][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.857830][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.858048][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.858271][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.858513][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.858757][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.859001][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.859222][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.859486][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.859789][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.860120][ T12] kthread (kernel/kthread.c:436) [ 64.860375][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.860707][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.860950][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.861122][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.861329][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.861521][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.861729][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.864768][ T12] ------------[ cut here ]------------ | [ 64.864945][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.865312][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.866233][ T12] Tainted: [W]=WARN [ 64.866453][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.866736][ T12] Workqueue: netns cleanup_net [ 64.866965][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.867223][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.867808][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 64.868072][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67eac0 RCX: 1ff4000000018eed [ 64.868361][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eb7c [ 64.868656][ T12] RBP: ff1100000ebba000 R08: 1fe22000018cfd71 R09: ff11000001aed1d0 [ 64.868954][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.869232][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.869534][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.869866][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.870114][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.870429][ T12] PKRU: 55555554 [ 64.870637][ T12] Call Trace: [ 64.870830][ T12] [ 64.870990][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.871242][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.871516][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 64.871777][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 64.872007][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.872229][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 64.872494][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.872751][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 64.872977][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.873194][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.873467][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.873728][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.873968][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.874222][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.874480][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.874751][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.875016][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.875245][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.875523][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.875771][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.876000][ T12] kthread (kernel/kthread.c:436) [ 64.876200][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.876548][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.876836][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.877160][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.877509][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.877794][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.878079][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.900188][ T12] ------------[ cut here ]------------ | [ 64.900397][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.901285][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.902601][ T12] Tainted: [W]=WARN [ 64.902849][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.903087][ T12] Workqueue: netns cleanup_net [ 64.903272][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.903501][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.904023][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 64.904246][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f1c0 RCX: 1ff4000000018eaf [ 64.904493][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f27c [ 64.904751][ T12] RBP: ff1100000625c000 R08: 1fe2200001c43e51 R09: ff11000001aed1d0 [ 64.904990][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 64.905225][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008fe9000 [ 64.905481][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.906801][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.907038][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.907280][ T12] PKRU: 55555554 [ 64.907434][ T12] Call Trace: [ 64.907603][ T12] [ 64.907733][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.907915][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.908062][ T12] netif_close_many (net/core/dev.c:1804) [ 64.908239][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.908431][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.908611][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.909507][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 64.909707][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 64.909919][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 64.910129][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.910340][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.910604][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.910792][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.910970][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 64.911179][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 64.911377][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 64.911558][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.911755][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 64.911934][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 64.912114][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 64.912296][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.912488][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.912697][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.912879][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.913055][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.913248][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.913466][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.913672][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.914134][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.914314][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.914509][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.914712][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.914916][ T12] kthread (kernel/kthread.c:436) [ 64.915076][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.915284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.915478][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.915675][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.915897][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.916076][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.916259][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.918732][ T12] ------------[ cut here ]------------ | [ 64.918924][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.919221][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.919903][ T12] Tainted: [W]=WARN [ 64.920054][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.920273][ T12] Workqueue: netns cleanup_net [ 64.920481][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.920731][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.921254][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 64.921477][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f8c0 RCX: 1ff4000000018eaf [ 64.921755][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f97c [ 64.921993][ T12] RBP: ff11000008fe9000 R08: 1fe2200001c43f31 R09: ff11000001aed1d0 [ 64.922234][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 64.922485][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 64.922772][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.923065][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.923276][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.923525][ T12] PKRU: 55555554 [ 64.923834][ T12] Call Trace: [ 64.923999][ T12] [ 64.924116][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.924313][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 64.924506][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.924687][ T12] netif_close_many (net/core/dev.c:1804) [ 64.924865][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.925041][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.925218][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.925414][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 64.925616][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 64.925840][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 64.926063][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.926245][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.926466][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.926711][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.926920][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 64.927134][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 64.927315][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 64.927507][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.927704][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 64.927886][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 64.928066][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 64.928247][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.928462][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.928702][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.928889][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.929092][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.929273][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.929464][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.929675][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.929865][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.930123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.930334][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.930532][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.930726][ T12] kthread (kernel/kthread.c:436) [ 64.930875][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.931096][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.931301][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.931496][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.931740][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.931938][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.932119][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.935022][ T12] ------------[ cut here ]------------ | [ 64.935209][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.936026][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.936730][ T12] Tainted: [W]=WARN [ 64.936924][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.937191][ T12] Workqueue: netns cleanup_net [ 64.937437][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.937713][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.938302][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 64.938569][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff4000000018ed5 [ 64.938881][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 64.939161][ T12] RBP: ff1100000625c000 R08: 1fe22000004f17d9 R09: ff11000001aed1d0 [ 64.939503][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.939824][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.940107][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.940427][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.940735][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.941862][ T12] PKRU: 55555554 [ 64.942179][ T12] Call Trace: [ 64.942394][ T12] [ 64.942562][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.942842][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.943101][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.943332][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.943576][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 64.943851][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 64.944077][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.944297][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 64.944533][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 64.944771][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 64.944998][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.945248][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.945503][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.945743][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.946124][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.946387][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.946562][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.946754][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.946936][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.947108][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.947285][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.947480][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.947673][ T12] kthread (kernel/kthread.c:436) [ 64.947817][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.948019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.948195][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.948382][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.948586][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.948774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.948948][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.951946][ T12] ------------[ cut here ]------------ | [ 64.952114][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.952938][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.953582][ T12] Tainted: [W]=WARN [ 64.953790][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.954036][ T12] Workqueue: netns cleanup_net [ 64.954260][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.954535][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.955100][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 64.955366][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba3c0 RCX: 1ff4000000018ed5 [ 64.955658][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba47c [ 64.955940][ T12] RBP: ff11000008fe9000 R08: 1fe2200000af7491 R09: ff11000001aed1d0 [ 64.956216][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.956508][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.956808][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.957119][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.957387][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.957681][ T12] PKRU: 55555554 [ 64.957870][ T12] Call Trace: [ 64.958058][ T12] [ 64.958218][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.958482][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.958748][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.958972][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.959189][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 64.959563][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 64.959891][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.960065][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 64.960241][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 64.960431][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 64.960615][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.960801][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.960978][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.961153][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.961326][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.961517][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.961708][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.961885][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.962068][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.962242][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.962437][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.962621][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.962802][ T12] kthread (kernel/kthread.c:436) [ 64.962946][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.963152][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.963330][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.963520][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.963744][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.963920][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.964097][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.966897][ T12] ------------[ cut here ]------------ | [ 64.967067][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 64.967937][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.968599][ T12] Tainted: [W]=WARN [ 64.968803][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.969053][ T12] Workqueue: netns cleanup_net [ 64.969283][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.969557][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.970105][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 64.970375][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbc040 RCX: 1ff4000000018ed5 [ 64.970665][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc0fc [ 64.970949][ T12] RBP: ff1100000eaac000 R08: 1fe22000019f7821 R09: ff11000001aed1d0 [ 64.971228][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 64.971525][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.971826][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 64.972141][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.972409][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 64.972711][ T12] PKRU: 55555554 [ 64.972904][ T12] Call Trace: [ 64.973093][ T12] [ 64.973254][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 64.973527][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 64.973801][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 64.974024][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 64.974243][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 64.974557][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 64.974846][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 64.975130][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 64.975416][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 64.975704][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 64.975981][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 64.976249][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 64.976452][ T12] cleanup_net (net/core/net_namespace.c:702) [ 64.976671][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 64.976852][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 64.977058][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 64.977235][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 64.977429][ T12] process_one_work (kernel/workqueue.c:3314) [ 64.977615][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 64.977801][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 64.977996][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 64.978188][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 64.978381][ T12] kthread (kernel/kthread.c:436) [ 64.978526][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.978748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.978928][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.979127][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 64.979336][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.979527][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 64.979722][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 64.995144][ T1396] ------------[ cut here ]------------ | [ 64.995317][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1396 | [ 64.995598][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 64.996102][ T1396] Tainted: [W]=WARN [ 64.996205][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.996385][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 64.996564][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 64.997096][ T1396] RSP: 0018:ffa00000005e7a80 EFLAGS: 00010286 [ 64.997268][ T1396] RAX: 00000000ffffffa6 RBX: ff1100000c984900 RCX: 1ff40000000bcf16 [ 64.997481][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9849bc [ 64.997692][ T1396] RBP: ff11000010289000 R08: 1fe2200001930939 R09: ff11000009b78b80 [ 64.997891][ T1396] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 64.998127][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010289000 [ 64.998333][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 64.998577][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.998758][ T1396] CR2: 00007f69969a9430 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 64.998990][ T1396] PKRU: 55555554 [ 64.999096][ T1396] Call Trace: [ 64.999196][ T1396] [ 64.999269][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 64.999413][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 64.999551][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 64.999665][ T1396] register_netdevice (net/core/dev.c:11488) [ 64.999802][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 64.999988][ T1396] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.000130][ T1396] register_netdev (net/core/dev.c:11552) [ 65.000268][ T1396] loopback_net_init (drivers/net/loopback.c:218) [ 65.000412][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.000515][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.000623][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.000783][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.000949][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.001099][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.001236][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.001382][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.001519][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.001664][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.001800][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.001952][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.002100][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.002239][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.002380][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.002518][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.002663][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.002799][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.002969][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.003148][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.003292][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.003802][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.004024][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.004228][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.004437][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.004648][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.004850][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.009334][ T1396] ------------[ cut here ]------------ | [ 65.009498][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1396 | [ 65.009774][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.010245][ T1396] Tainted: [W]=WARN [ 65.010351][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.010519][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.010702][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.011199][ T1396] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 65.011375][ T1396] RAX: 00000000ffffffa6 RBX: ff11000010783380 RCX: 1ff40000000bcee9 [ 65.011577][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078343c [ 65.011787][ T1396] RBP: ff1100000ff09000 R08: 1fe22000020f0689 R09: ff11000009b78b80 [ 65.012028][ T1396] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.012232][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff09000 [ 65.012443][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.012689][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.012858][ T1396] CR2: 00007f69969a9430 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.013095][ T1396] PKRU: 55555554 [ 65.013238][ T1396] Call Trace: [ 65.013345][ T1396] [ 65.013420][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.013555][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.013698][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.013800][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.013937][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.014105][ T1396] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.014243][ T1396] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.014383][ T1396] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.014518][ T1396] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.014663][ T1396] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.014799][ T1396] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.014937][ T1396] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.015083][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.015186][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.015290][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.015427][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.015562][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.015708][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.015843][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.015981][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.016117][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.016281][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.016421][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.016557][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.016700][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.016837][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.016987][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.017127][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.017267][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.017407][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.017542][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.017718][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.017857][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.018339][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.018570][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.018781][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.018988][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.019189][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.019395][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.023484][ T1396] ------------[ cut here ]------------ | [ 65.023660][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1396 | [ 65.023963][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.024432][ T1396] Tainted: [W]=WARN [ 65.024538][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.024720][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.024899][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.025389][ T1396] RSP: 0018:ffa00000005e78f8 EFLAGS: 00010286 [ 65.025562][ T1396] RAX: 00000000ffffffa6 RBX: ff11000010783c40 RCX: 1ff40000000bcee5 [ 65.025776][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783cfc [ 65.025981][ T1396] RBP: ff1100000c2a4000 R08: 1fe22000020f07a1 R09: ff11000009b78b80 [ 65.026186][ T1396] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.026397][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2a4000 [ 65.026606][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.026848][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.027021][ T1396] CR2: 00007f69969a9430 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.027226][ T1396] PKRU: 55555554 [ 65.027330][ T1396] Call Trace: [ 65.027436][ T1396] [ 65.027507][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.027654][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.027791][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.027897][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.028034][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.028204][ T1396] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.028342][ T1396] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.028483][ T1396] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.028625][ T1396] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.028766][ T1396] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.028904][ T1396] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.029042][ T1396] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 65.029179][ T1396] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 65.029319][ T1396] vti_init_net (net/ipv4/ip_vti.c:517) [ 65.029461][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.029565][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.029684][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.029846][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.030012][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.030153][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.030293][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.030435][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.030572][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.030720][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.030859][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.031014][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.031151][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.031290][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.031429][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.031565][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.031710][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.031846][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.031981][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.032155][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.032295][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.032794][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.032999][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.033200][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.033405][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.033624][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.033841][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.044089][ T1396] ------------[ cut here ]------------ | [ 65.044277][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1396 | [ 65.044558][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.045060][ T1396] Tainted: [W]=WARN [ 65.045161][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.045327][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.045532][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.046044][ T1396] RSP: 0018:ffa00000005e7a78 EFLAGS: 00010286 [ 65.046212][ T1396] RAX: 00000000ffffffa6 RBX: ff110000128a0580 RCX: 1ff40000000bcf15 [ 65.046416][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a063c [ 65.046620][ T1396] RBP: ff1100000fabc000 R08: 1fe22000025140c9 R09: ff11000009b78b80 [ 65.046827][ T1396] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 65.047055][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fabc000 [ 65.047254][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 65.047493][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.047671][ T1396] CR2: 000055f6a150ed40 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.047870][ T1396] PKRU: 55555554 [ 65.047970][ T1396] Call Trace: [ 65.048070][ T1396] [ 65.048138][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.048272][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.048410][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.048512][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.048656][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.048823][ T1396] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.048958][ T1396] register_netdev (net/core/dev.c:11552) [ 65.049090][ T1396] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 65.049224][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.049331][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.049437][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.049570][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.049715][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.049854][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.049990][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.050125][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.050258][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.050394][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.050528][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.050667][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.050799][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.050933][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.051065][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.051196][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.051332][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.051499][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.051640][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.051808][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.051946][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.052421][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.052626][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.052831][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.053029][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.053226][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.053429][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.057661][ T1396] ------------[ cut here ]------------ | [ 65.057817][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1396 | [ 65.058076][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.058517][ T1396] Tainted: [W]=WARN [ 65.058620][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.058792][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.058963][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.059438][ T1396] RSP: 0018:ffa00000005e7a68 EFLAGS: 00010286 [ 65.059610][ T1396] RAX: 00000000ffffffa6 RBX: ff1100000c69ac80 RCX: 1ff40000000bcf13 [ 65.059813][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69ad3c [ 65.060008][ T1396] RBP: ff11000009289000 R08: 1fe22000018d35a9 R09: ff11000009b78b80 [ 65.060203][ T1396] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 65.060403][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009289000 [ 65.060608][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 65.060843][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.061009][ T1396] CR2: 000055f6a150ed40 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.061207][ T1396] PKRU: 55555554 [ 65.061305][ T1396] Call Trace: [ 65.061415][ T1396] [ 65.061484][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.061622][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.061762][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.061863][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.061996][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.062163][ T1396] register_netdev (net/core/dev.c:11552) [ 65.062295][ T1396] sit_init_net (net/ipv6/sit.c:1860) [ 65.062445][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.062547][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.062657][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.062793][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.062926][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.063059][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.063191][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.063327][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.063464][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.063599][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.063736][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.063867][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.064002][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.064135][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.064269][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.064406][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.064538][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.064679][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.064809][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.064970][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.065108][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.065584][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.065788][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.065981][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.066178][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.066378][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.066574][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.071317][ T1396] ------------[ cut here ]------------ | [ 65.071487][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1396 | [ 65.071758][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.072262][ T1396] Tainted: [W]=WARN [ 65.072371][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.072536][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.072716][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.073227][ T1396] RSP: 0018:ffa00000005e7a78 EFLAGS: 00010286 [ 65.073396][ T1396] RAX: 00000000ffffffa6 RBX: ff1100000a187000 RCX: 1ff40000000bcf15 [ 65.073595][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1870bc [ 65.073796][ T1396] RBP: ff1100000dbf9000 R08: 1fe2200001430e19 R09: ff11000009b78b80 [ 65.073995][ T1396] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 65.074193][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbf9000 [ 65.074395][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 65.074629][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.074801][ T1396] CR2: 000055f6a150ed40 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.075003][ T1396] PKRU: 55555554 [ 65.075111][ T1396] Call Trace: [ 65.075219][ T1396] [ 65.075292][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.075430][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.075563][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.075672][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.075807][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.075971][ T1396] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.076108][ T1396] register_netdev (net/core/dev.c:11552) [ 65.076240][ T1396] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 65.076380][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.076488][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.076593][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.076733][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.076867][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.077004][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.077141][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.077276][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.077416][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.077549][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.077691][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.077824][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.077958][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.078092][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.078223][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.078371][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.078504][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.078647][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.078782][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.078947][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.079084][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.079580][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.079791][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.079990][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.080188][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.080390][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.080593][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.093308][ T1396] ------------[ cut here ]------------ | [ 65.093500][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1396 | [ 65.093796][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.094240][ T1396] Tainted: [W]=WARN [ 65.094341][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.094519][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.094704][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.095176][ T1396] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 65.095343][ T1396] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff40000000bcee9 [ 65.095548][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 65.095757][ T1396] RBP: ff1100000eb49000 R08: 1fe2200001f77da9 R09: ff11000009b78b80 [ 65.095958][ T1396] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 65.096156][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb49000 [ 65.096362][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 65.096598][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.096772][ T1396] CR2: 000055f6a150ed40 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.096974][ T1396] PKRU: 55555554 [ 65.097074][ T1396] Call Trace: [ 65.097172][ T1396] [ 65.097241][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.097378][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.097518][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.097624][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.097764][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.097929][ T1396] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.098064][ T1396] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.098196][ T1396] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.098328][ T1396] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.098470][ T1396] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.098610][ T1396] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.098750][ T1396] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.098883][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.098985][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.099086][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.099219][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.099358][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.099494][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.099666][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.099815][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.099952][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.100087][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.100220][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.100359][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.100497][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.100633][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.100771][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.100904][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.101040][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.101172][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.101305][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.101479][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.101626][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.102107][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.102307][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.102512][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.102721][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.102919][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.103119][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.105394][ T12] ------------[ cut here ]------------ | [ 65.105594][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.105906][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.106693][ T12] Tainted: [W]=WARN [ 65.106837][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.107065][ T12] Workqueue: netns cleanup_net [ 65.107246][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.107478][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.107984][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 65.108192][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6c80 RCX: 1ff4000000018ec7 [ 65.108446][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6d3c [ 65.108702][ T12] RBP: ff11000008ab9000 R08: 1fe2200001936da9 R09: ff11000001aed1d0 [ 65.108937][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 65.109172][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f942000 [ 65.109431][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.109719][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.109927][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.110165][ T12] PKRU: 55555554 [ 65.110308][ T12] Call Trace: [ 65.110466][ T12] [ 65.110584][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.110784][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.110932][ T12] netif_close_many (net/core/dev.c:1804) [ 65.111110][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 65.111286][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 65.111509][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 65.111736][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.111915][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.112127][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.112304][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.112496][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.112693][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.112869][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.113046][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.113224][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.113423][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.113600][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.113790][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.113968][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.114143][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.114320][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.114525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.114721][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.114908][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.115084][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.115265][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.115462][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.115667][ T12] kthread (kernel/kthread.c:436) [ 65.115814][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.116019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.116199][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.116389][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.116599][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.116787][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.116963][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.127422][ T12] ------------[ cut here ]------------ | [ 65.127632][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.128001][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.128703][ T12] Tainted: [W]=WARN [ 65.128853][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.129069][ T12] Workqueue: netns cleanup_net [ 65.129258][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.129496][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.130028][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 65.130245][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7e00 RCX: 1ff4000000018e80 [ 65.130500][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7ebc [ 65.130764][ T12] RBP: ff11000007889000 R08: 1fe2200001936fd9 R09: ff11000001aed1d0 [ 65.131059][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 65.131320][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 65.131580][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.131873][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.132122][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.132385][ T12] PKRU: 55555554 [ 65.132553][ T12] Call Trace: [ 65.132720][ T12] [ 65.132838][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.133034][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.133185][ T12] netif_close_many (net/core/dev.c:1804) [ 65.133382][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 65.133566][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.133766][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 65.133950][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 65.134132][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 65.134311][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 65.134503][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 65.134707][ T12] notifier_call_chain (kernel/notifier.c:85) [ 65.134892][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 65.135075][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 65.135257][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 65.135485][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 65.135715][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.135895][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.136105][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.136287][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.136483][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.136682][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.136861][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.137043][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.137224][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.137421][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.137603][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.137797][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.137978][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.138158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.138339][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.138535][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.138901][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.139087][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.139267][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.139467][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.139671][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.139856][ T12] kthread (kernel/kthread.c:436) [ 65.140005][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.140219][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.140415][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.140603][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.140824][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.141008][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.141190][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.143524][ T12] ------------[ cut here ]------------ | [ 65.143743][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.144042][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.144857][ T12] Tainted: [W]=WARN [ 65.145000][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.145209][ T12] Workqueue: netns cleanup_net [ 65.145405][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.145629][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.146135][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 65.146361][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff4000000018ec7 [ 65.146603][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 65.146852][ T12] RBP: ff1100000f942000 R08: 1fe22000016c6fd9 R09: ff11000001aed1d0 [ 65.147090][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 65.147326][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 65.147585][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.147872][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.148082][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.148322][ T12] PKRU: 55555554 [ 65.148481][ T12] Call Trace: [ 65.148631][ T12] [ 65.148756][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.148935][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 65.149114][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.149264][ T12] netif_close_many (net/core/dev.c:1804) [ 65.149459][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 65.149655][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 65.149866][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 65.150074][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.150255][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.150478][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.150676][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.150858][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.151040][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.151218][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.151413][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.151596][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.151789][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.151966][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.152147][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.152325][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.152516][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.152714][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.152892][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.153072][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.153255][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.153450][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.153639][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.153831][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.154007][ T12] kthread (kernel/kthread.c:436) [ 65.154153][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.154374][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.154553][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.154745][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.154956][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.155134][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.155313][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.157915][ T12] ------------[ cut here ]------------ | [ 65.158097][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.158408][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.158952][ T12] Tainted: [W]=WARN [ 65.159095][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.159295][ T12] Workqueue: netns cleanup_net [ 65.159545][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.159826][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.160362][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.160627][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000018eed [ 65.160912][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 65.161186][ T12] RBP: ff11000006194000 R08: 1fe22000016c6d71 R09: ff11000001aed1d0 [ 65.161477][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.161769][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.162046][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.162366][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.162628][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.162914][ T12] PKRU: 55555554 [ 65.163100][ T12] Call Trace: [ 65.163286][ T12] [ 65.163461][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.163730][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.163978][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.164201][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.164434][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.164665][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.164885][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.165104][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.165325][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.165562][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.165800][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.166018][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.166236][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.166471][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.166708][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.166930][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.167154][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.167478][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.167773][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.167950][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.168124][ T12] kthread (kernel/kthread.c:436) [ 65.168267][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.168485][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.168679][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.168853][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.169056][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.169228][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.169417][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.174245][ T12] ------------[ cut here ]------------ | [ 65.174392][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 65.174655][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.175110][ T12] Tainted: [W]=WARN [ 65.175205][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.175372][ T12] Workqueue: netns cleanup_net [ 65.175505][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.175683][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.176142][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 65.176302][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae3c0 RCX: 1ff4000000018e99 [ 65.176497][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae47c [ 65.176694][ T12] RBP: ff11000007889000 R08: 1fe2200001795c91 R09: ff11000001aed1d0 [ 65.176883][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.177071][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.177260][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.177486][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.177657][ T12] CR2: 00007f69969a9430 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.177851][ T12] PKRU: 55555554 [ 65.177946][ T12] Call Trace: [ 65.178041][ T12] [ 65.178106][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.178271][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.178436][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 65.178563][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.178697][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 65.178855][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 65.178983][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 65.179109][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 65.179236][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 65.179377][ T12] notifier_call_chain (kernel/notifier.c:85) [ 65.179508][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 65.179678][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.179834][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.179960][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.180086][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.180211][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.180337][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.180472][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.180604][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.180734][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.180860][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.180987][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.181112][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.181239][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.181369][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.181499][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.181631][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.181762][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.181896][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.182025][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.182151][ T12] kthread (kernel/kthread.c:436) [ 65.182246][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.182409][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.182536][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.182674][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.182832][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.182956][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.183082][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.185219][ T12] ------------[ cut here ]------------ | [ 65.185340][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 65.185592][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.186033][ T12] Tainted: [W]=WARN [ 65.186128][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.186284][ T12] Workqueue: netns cleanup_net [ 65.186832][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.186996][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.187431][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.187590][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae200 RCX: 1ff4000000018eed [ 65.187775][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae2bc [ 65.187951][ T12] RBP: ff11000008ab9000 R08: 1fe2200001795c59 R09: ff11000001aed1d0 [ 65.188134][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.188311][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.188496][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.188715][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.188865][ T12] CR2: 00007f69969a9430 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.189042][ T12] PKRU: 55555554 [ 65.189131][ T12] Call Trace: [ 65.189221][ T12] [ 65.189283][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.189440][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.189594][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.189720][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.189846][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.189965][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.190085][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.190206][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.190327][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.190452][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.190581][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.190710][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.190829][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.190949][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.191068][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.191189][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.191317][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.191441][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.191565][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.191700][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.191819][ T12] kthread (kernel/kthread.c:436) [ 65.191909][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.192058][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.192178][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.192301][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.192458][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.192578][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.192708][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.194940][ T12] ------------[ cut here ]------------ | [ 65.195063][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 65.195300][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.196216][ T12] Tainted: [W]=WARN [ 65.196307][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.196506][ T12] Workqueue: netns cleanup_net [ 65.196635][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.196794][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.197224][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.197423][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637c40 RCX: 1ff4000000018eed [ 65.197607][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637cfc [ 65.197791][ T12] RBP: ff110000086d1000 R08: 1fe22000016c6fa1 R09: ff11000001aed1d0 [ 65.197969][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.198197][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.198424][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.198638][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.198793][ T12] CR2: 00007f69969a9430 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.198977][ T12] PKRU: 55555554 [ 65.199067][ T12] Call Trace: [ 65.199157][ T12] [ 65.199220][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.199422][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.199571][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.199702][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.199823][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.199943][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.200065][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.200187][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.200309][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.200476][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.200603][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.200735][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.200855][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.200975][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.201095][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.201216][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.201342][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.201541][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.201679][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.201804][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.201924][ T12] kthread (kernel/kthread.c:436) [ 65.202017][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.202165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.202285][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.202453][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.202610][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.202736][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.202858][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.205252][ T12] ------------[ cut here ]------------ | [ 65.205392][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.205637][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.206073][ T12] Tainted: [W]=WARN [ 65.206167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.206320][ T12] Workqueue: netns cleanup_net [ 65.206451][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.206615][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.207042][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.207190][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa291c0 RCX: 1ff4000000018eed [ 65.207382][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2927c [ 65.207562][ T12] RBP: ff1100000a32c000 R08: 1fe2200001f45251 R09: ff11000001aed1d0 [ 65.207750][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.207926][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.208104][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.208314][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.208475][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.208670][ T12] PKRU: 55555554 [ 65.208761][ T12] Call Trace: [ 65.208850][ T12] [ 65.208912][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.209064][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.209212][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.209331][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.209457][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.209577][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.209708][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.209828][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.209948][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.210066][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.210190][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.210312][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.210436][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.210558][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.210683][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.210808][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.210931][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.211051][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.211174][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.211298][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.211421][ T12] kthread (kernel/kthread.c:436) [ 65.211511][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.211668][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.211788][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.211911][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.212062][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.212181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.212299][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.217921][ T12] ------------[ cut here ]------------ | [ 65.218046][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.218279][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.218721][ T12] Tainted: [W]=WARN [ 65.218812][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.218962][ T12] Workqueue: netns cleanup_net [ 65.219086][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.219265][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.219714][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.219862][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000018eed [ 65.220039][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 65.220216][ T12] RBP: ff11000012904000 R08: 1fe2200002514021 R09: ff11000001aed1d0 [ 65.220399][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.220574][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.220763][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.220969][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.221119][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.221296][ T12] PKRU: 55555554 [ 65.221388][ T12] Call Trace: [ 65.221479][ T12] [ 65.221541][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.221706][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.221852][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.221971][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.222093][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.222210][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.222328][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.222459][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.222582][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.222709][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.222830][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.222953][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.223071][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.223194][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.223312][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.223436][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.223562][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.223691][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.223819][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.223942][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.224060][ T12] kthread (kernel/kthread.c:436) [ 65.224153][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.224303][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.224431][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.224551][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.224709][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.224829][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.224951][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.227217][ T12] ------------[ cut here ]------------ | [ 65.227361][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.227595][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.228019][ T12] Tainted: [W]=WARN [ 65.228108][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.228257][ T12] Workqueue: netns cleanup_net [ 65.228387][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.228542][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.228993][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.229144][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff4000000018eed [ 65.229318][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 65.229499][ T12] RBP: ff1100000fea9000 R08: 1fe22000019ea3d9 R09: ff11000001aed1d0 [ 65.229686][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.229864][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.230043][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.230252][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.230407][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.230591][ T12] PKRU: 55555554 [ 65.230685][ T12] Call Trace: [ 65.230777][ T12] [ 65.230839][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.230990][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.231136][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.231255][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.231380][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.231498][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.231622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.231749][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.231874][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.231990][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.232111][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.232232][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.232355][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.232476][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.232599][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.232730][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.232856][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.232973][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.233102][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.233228][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.233352][ T12] kthread (kernel/kthread.c:436) [ 65.233444][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.233597][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.233721][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.233840][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.233996][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.234114][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.234232][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.236445][ T12] ------------[ cut here ]------------ | [ 65.236563][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.236801][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.237222][ T12] Tainted: [W]=WARN [ 65.237310][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.237463][ T12] Workqueue: netns cleanup_net [ 65.237592][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.237751][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.238170][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.238319][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e38c0 RCX: 1ff4000000018eed [ 65.238508][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e397c [ 65.238695][ T12] RBP: ff1100000fb44000 R08: 1fe2200001afc731 R09: ff11000001aed1d0 [ 65.238879][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.239056][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.239235][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.239446][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.239599][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.239781][ T12] PKRU: 55555554 [ 65.239875][ T12] Call Trace: [ 65.239964][ T12] [ 65.240027][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.240181][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.240330][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.240457][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.240579][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.240706][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.240825][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.240946][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.241069][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.241186][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.241309][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.241434][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.241552][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.241683][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.241802][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.241924][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.242049][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.242167][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.242295][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.242424][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.242548][ T12] kthread (kernel/kthread.c:436) [ 65.242646][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.242793][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.242915][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.243035][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.243183][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.243301][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.243432][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.245638][ T12] ------------[ cut here ]------------ | [ 65.245788][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.246022][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.246450][ T12] Tainted: [W]=WARN [ 65.246540][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.246701][ T12] Workqueue: netns cleanup_net [ 65.246824][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.246977][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.247431][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.247583][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff4000000018eed [ 65.247776][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 65.247954][ T12] RBP: ff11000005881000 R08: 1fe22000004f15e1 R09: ff11000001aed1d0 [ 65.248130][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.248306][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.248489][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.248706][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.248856][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.249037][ T12] PKRU: 55555554 [ 65.249129][ T12] Call Trace: [ 65.249217][ T12] [ 65.249278][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.249440][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.249594][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.249720][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.249839][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.249960][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.250083][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.250204][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.250326][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.250447][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.250570][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.250700][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.250818][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.250938][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.251057][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.251181][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.251307][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.251431][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.251556][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.251688][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.251807][ T12] kthread (kernel/kthread.c:436) [ 65.251900][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.252051][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.252173][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.252292][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.252451][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.252574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.252703][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.254736][ T12] ------------[ cut here ]------------ | [ 65.254856][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.255089][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.255514][ T12] Tainted: [W]=WARN [ 65.255613][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.255767][ T12] Workqueue: netns cleanup_net [ 65.255890][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.256046][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.256491][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.256651][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ac80 RCX: 1ff4000000018eed [ 65.256905][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ad3c [ 65.257081][ T12] RBP: ff11000010271000 R08: 1fe22000004f15a9 R09: ff11000001aed1d0 [ 65.257259][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.257517][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.257705][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.257990][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.258139][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.258318][ T12] PKRU: 55555554 [ 65.258424][ T12] Call Trace: [ 65.258590][ T12] [ 65.258657][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.258811][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.258959][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.259152][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.259278][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.259404][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.259529][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.259731][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.259852][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.259971][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.260094][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.260288][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.260413][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.260540][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.260669][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.260863][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.260987][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.261106][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.261232][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.261435][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.261558][ T12] kthread (kernel/kthread.c:436) [ 65.261655][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.261805][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.261998][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.262119][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.262268][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.262392][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.262592][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.265145][ T12] ------------[ cut here ]------------ | [ 65.265266][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.266219][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.266750][ T12] Tainted: [W]=WARN [ 65.266840][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.266989][ T12] Workqueue: netns cleanup_net [ 65.267113][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.267266][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.267809][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.267961][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd271c0 RCX: 1ff4000000018eed [ 65.268144][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2727c [ 65.268321][ T12] RBP: ff1100001005c000 R08: 1fe22000017a4e51 R09: ff11000001aed1d0 [ 65.268559][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.268742][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.268929][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.269142][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.269293][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.269559][ T12] PKRU: 55555554 [ 65.269655][ T12] Call Trace: [ 65.269746][ T12] [ 65.269809][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.269961][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.270111][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.270231][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.270404][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.270529][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.270656][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.270778][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.270900][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.271023][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.271147][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.271268][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.271433][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.271555][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.271684][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.271808][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.271933][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.272053][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.272178][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.272303][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.272549][ T12] kthread (kernel/kthread.c:436) [ 65.272649][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.272800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.272925][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.273045][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.273196][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.273316][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.273487][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.276007][ T12] ------------[ cut here ]------------ | [ 65.276540][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.276844][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.277435][ T12] Tainted: [W]=WARN [ 65.277584][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.277804][ T12] Workqueue: netns cleanup_net [ 65.277983][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.278190][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.278708][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.278916][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26c80 RCX: 1ff4000000018eed [ 65.279154][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26d3c [ 65.279401][ T12] RBP: ff11000010349000 R08: 1fe22000017a4da9 R09: ff11000001aed1d0 [ 65.279664][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.279895][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.280126][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.280403][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.280608][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.280862][ T12] PKRU: 55555554 [ 65.281003][ T12] Call Trace: [ 65.281142][ T12] [ 65.281264][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.281488][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.281721][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.281896][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.282071][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.282242][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.282430][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.282610][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.282790][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.282964][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.283140][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.283320][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.283506][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.283704][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.283898][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.284074][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.284251][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.284442][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.284622][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.284809][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.284982][ T12] kthread (kernel/kthread.c:436) [ 65.285124][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.285325][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.285513][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.285705][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.285907][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.286079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.286251][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.305527][ T12] ------------[ cut here ]------------ | [ 65.305715][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.306000][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.306543][ T12] Tainted: [W]=WARN [ 65.306703][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.306905][ T12] Workqueue: netns cleanup_net [ 65.307083][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.307316][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.307841][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.308044][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff4000000018eed [ 65.308275][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 65.308542][ T12] RBP: ff1100001032c000 R08: 1fe22000017a4fd9 R09: ff11000001aed1d0 [ 65.308790][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.309017][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.309247][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.309518][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.309746][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.309977][ T12] PKRU: 55555554 [ 65.310130][ T12] Call Trace: [ 65.310270][ T12] [ 65.310397][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.310610][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.310821][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.310995][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.311167][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.311371][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.311547][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.311738][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.311913][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.312084][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.312261][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.312453][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.312628][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.312811][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.312982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.313182][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.313379][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.313565][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.313756][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.313934][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.314105][ T12] kthread (kernel/kthread.c:436) [ 65.314247][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.314459][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.314652][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.314827][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.315029][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.315202][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.315389][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.318204][ T12] ------------[ cut here ]------------ | [ 65.318727][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.319012][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.319548][ T12] Tainted: [W]=WARN [ 65.319716][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.319918][ T12] Workqueue: netns cleanup_net [ 65.320095][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.320302][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.320809][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.321011][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb291c0 RCX: 1ff4000000018eed [ 65.321240][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2927c [ 65.321485][ T12] RBP: ff1100000eb01000 R08: 1fe2200001f65251 R09: ff11000001aed1d0 [ 65.321750][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.321981][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.322211][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.322501][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.322723][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.322955][ T12] PKRU: 55555554 [ 65.323096][ T12] Call Trace: [ 65.323236][ T12] [ 65.323365][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.323573][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.323791][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.323964][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.324154][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.324326][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.324518][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.324708][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.324884][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.325799][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.325977][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.326150][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.326318][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.326519][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.326707][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.326882][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.327056][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.327225][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.327415][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.327597][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.327778][ T12] kthread (kernel/kthread.c:436) [ 65.327920][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.328119][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.328309][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.328494][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.328711][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.328894][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.329067][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.331878][ T12] ------------[ cut here ]------------ | [ 65.332057][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.332340][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.332888][ T12] Tainted: [W]=WARN [ 65.333029][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.333227][ T12] Workqueue: netns cleanup_net [ 65.333418][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.333670][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.334173][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.334389][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb29a80 RCX: 1ff4000000018eed [ 65.334621][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb29b3c [ 65.334858][ T12] RBP: ff1100000963c000 R08: 1fe2200001f65369 R09: ff11000001aed1d0 [ 65.335084][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.335312][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.335552][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.335826][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.336029][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.336258][ T12] PKRU: 55555554 [ 65.336417][ T12] Call Trace: [ 65.336557][ T12] [ 65.336691][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.336895][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.337091][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.337280][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.337461][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.337640][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.337820][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.337991][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.338165][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.338363][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.338536][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.338725][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.338895][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.339068][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.339239][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.339427][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.339611][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.339790][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.339991][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.340175][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.340361][ T12] kthread (kernel/kthread.c:436) [ 65.340504][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.340721][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.340896][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.341069][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.341271][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.341459][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.341640][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.344387][ T12] ------------[ cut here ]------------ | [ 65.344571][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.345281][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.345840][ T12] Tainted: [W]=WARN [ 65.345992][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.346190][ T12] Workqueue: netns cleanup_net [ 65.346379][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.346587][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.347070][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.347273][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cfbce40 RCX: 1ff4000000018eed [ 65.347514][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbcefc [ 65.347759][ T12] RBP: ff1100000cde1000 R08: 1fe22000019f79e1 R09: ff11000001aed1d0 [ 65.347986][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.348211][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.348455][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.348728][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.348929][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.349158][ T12] PKRU: 55555554 [ 65.349296][ T12] Call Trace: [ 65.349449][ T12] [ 65.349561][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.349779][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.349977][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.350148][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.350319][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.350504][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.350694][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.350868][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.351042][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.351211][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.351400][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.351575][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.351762][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.351937][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.352107][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.352279][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.352464][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.352651][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.352829][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.353006][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.353176][ T12] kthread (kernel/kthread.c:436) [ 65.353317][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.353548][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.353739][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.353910][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.354109][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.354302][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.354488][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.357222][ T12] ------------[ cut here ]------------ | [ 65.357396][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.357692][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.358212][ T12] Tainted: [W]=WARN [ 65.358366][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.358564][ T12] Workqueue: netns cleanup_net [ 65.358836][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.359041][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.359525][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.359745][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a3c0 RCX: 1ff4000000018eed [ 65.359972][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a47c [ 65.360223][ T12] RBP: ff1100000e04c000 R08: 1fe22000018af491 R09: ff11000001aed1d0 [ 65.360466][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.360735][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.360983][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.361239][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.361458][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.361707][ T12] PKRU: 55555554 [ 65.361847][ T12] Call Trace: [ 65.361985][ T12] [ 65.362100][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.362303][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.362514][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.362703][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.362875][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.363067][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.363242][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.363430][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.363609][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.363785][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.363963][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.364135][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.364304][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.364522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.364716][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.364900][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.365077][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.365246][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.365435][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.365616][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.365804][ T12] kthread (kernel/kthread.c:436) [ 65.365945][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.366145][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.366321][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.366507][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.366750][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.366921][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.367102][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.369818][ T12] ------------[ cut here ]------------ | [ 65.369997][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.370288][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.370852][ T12] Tainted: [W]=WARN [ 65.370992][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.371190][ T12] Workqueue: netns cleanup_net [ 65.371379][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.371626][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.372112][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.372313][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6be00 RCX: 1ff4000000018eed [ 65.372550][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bebc [ 65.372794][ T12] RBP: ff1100000a39c000 R08: 1fe220000194d7d9 R09: ff11000001aed1d0 [ 65.373019][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.373272][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.373516][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.373811][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.374013][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.374241][ T12] PKRU: 55555554 [ 65.374395][ T12] Call Trace: [ 65.374536][ T12] [ 65.374665][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.374887][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.375112][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.375283][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.375501][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.375689][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.375862][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.376042][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.376216][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.376402][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.376588][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.376778][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.376969][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.377148][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.377319][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.377506][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.377700][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.377874][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.378050][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.378226][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.378412][ T12] kthread (kernel/kthread.c:436) [ 65.378593][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.378811][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.378996][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.379182][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.379417][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.379605][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.379785][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.382358][ T12] ------------[ cut here ]------------ | [ 65.382526][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.382838][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.383400][ T12] Tainted: [W]=WARN [ 65.383542][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.383762][ T12] Workqueue: netns cleanup_net [ 65.383961][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.384183][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.384722][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.384927][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6ac80 RCX: 1ff4000000018eed [ 65.385423][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ad3c [ 65.385671][ T12] RBP: ff11000009831000 R08: 1fe220000194d5a9 R09: ff11000001aed1d0 [ 65.385928][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.386157][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.386427][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.386724][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.386925][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.387159][ T12] PKRU: 55555554 [ 65.387299][ T12] Call Trace: [ 65.387453][ T12] [ 65.387567][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.387786][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.387985][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.388155][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.388331][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.388776][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.388964][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.389150][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.389325][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.389522][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.389717][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.389901][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.390091][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.390265][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.390451][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.390631][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.390853][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.391026][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.391219][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.391415][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.391596][ T12] kthread (kernel/kthread.c:436) [ 65.391753][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.391954][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.392132][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.392304][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.392520][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.392711][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.392883][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.395856][ T12] ------------[ cut here ]------------ | [ 65.396125][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.396921][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.397809][ T12] Tainted: [W]=WARN [ 65.397998][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.398250][ T12] Workqueue: netns cleanup_net [ 65.398546][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.398820][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.399382][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.399655][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b000 RCX: 1ff4000000018eed [ 65.399930][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b0bc [ 65.400204][ T12] RBP: ff11000007864000 R08: 1fe220000194d619 R09: ff11000001aed1d0 [ 65.400521][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.400825][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.401115][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.401488][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.401816][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.402044][ T12] PKRU: 55555554 [ 65.402196][ T12] Call Trace: [ 65.402336][ T12] [ 65.402475][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.402711][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.402912][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.403099][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.404126][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.404306][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.404496][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.404687][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.404885][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.405055][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.405230][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.405418][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.405598][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.405789][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.405964][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.406137][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.406333][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.406533][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.406728][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.406909][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.407082][ T12] kthread (kernel/kthread.c:436) [ 65.407239][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.407493][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.407705][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.407882][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.408083][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.408255][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.408708][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.411881][ T12] ------------[ cut here ]------------ | [ 65.412069][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 65.412703][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.413686][ T12] Tainted: [W]=WARN [ 65.413979][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.414483][ T12] Workqueue: netns cleanup_net [ 65.414764][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.415055][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.415696][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 65.415981][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b700 RCX: 1ff4000000018eed [ 65.416294][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b7bc [ 65.416766][ T12] RBP: ff1100000f942000 R08: 1fe220000194d6f9 R09: ff11000001aed1d0 [ 65.417074][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.417387][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.417706][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.418064][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.418333][ T12] CR2: 00007fd5df4ce668 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 65.418665][ T12] PKRU: 55555554 [ 65.418875][ T12] Call Trace: [ 65.419120][ T12] [ 65.419308][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.419604][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.419885][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 65.420134][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 65.420480][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 65.420808][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 65.421108][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 65.421427][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 65.421747][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.422036][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.422284][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.422540][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.422791][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.423022][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.423253][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.423541][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.423815][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.424068][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.424305][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.424550][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.424795][ T12] kthread (kernel/kthread.c:436) [ 65.424991][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.425245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.425520][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.425780][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.426036][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.426279][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.426517][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.438092][ T1396] ------------[ cut here ]------------ | [ 65.438268][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1396 | [ 65.438570][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.439076][ T1396] Tainted: [W]=WARN [ 65.439176][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.439343][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.439528][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.440080][ T1396] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 65.440253][ T1396] RAX: 00000000ffffffa6 RBX: ff1100000b74f540 RCX: 1ff40000000bcee9 [ 65.440471][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f5fc [ 65.440679][ T1396] RBP: ff1100000a384000 R08: 1fe22000016e9ec1 R09: ff11000009b78b80 [ 65.440914][ T1396] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 65.441115][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a384000 [ 65.441325][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 65.441573][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.441749][ T1396] CR2: 000055f6a150ed40 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.441950][ T1396] PKRU: 55555554 [ 65.442049][ T1396] Call Trace: [ 65.442149][ T1396] [ 65.442218][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.442376][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.442532][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.442640][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.442781][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.442945][ T1396] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.443078][ T1396] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.443212][ T1396] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.443354][ T1396] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.443495][ T1396] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.443631][ T1396] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.443819][ T1396] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.443953][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.444055][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.444156][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.444289][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.444426][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.444560][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.444704][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.444840][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.444973][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.445111][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.445272][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.445413][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.445546][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.445690][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.445821][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.445964][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.446097][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.446228][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.446365][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.446531][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.446680][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.447180][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.447386][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.447588][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.447793][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.447992][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.448191][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.453159][ T1396] ------------[ cut here ]------------ | [ 65.453322][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1396 | [ 65.453629][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.454080][ T1396] Tainted: [W]=WARN [ 65.454179][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.454357][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.454530][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.455026][ T1396] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 65.455193][ T1396] RAX: 00000000ffffffa6 RBX: ff1100000a9aa900 RCX: 1ff40000000bcee9 [ 65.455394][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa9bc [ 65.455595][ T1396] RBP: ff1100000fe2c000 R08: 1fe2200001535539 R09: ff11000009b78b80 [ 65.455800][ T1396] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 65.455999][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe2c000 [ 65.456477][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 65.456741][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.456911][ T1396] CR2: 000055f6a150ed40 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.457125][ T1396] PKRU: 55555554 [ 65.457223][ T1396] Call Trace: [ 65.457322][ T1396] [ 65.457403][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.457538][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.457683][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.457784][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.457919][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.458104][ T1396] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.458237][ T1396] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.458376][ T1396] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.458510][ T1396] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.458654][ T1396] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.458785][ T1396] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.458918][ T1396] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.459051][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.459177][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.459276][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.459414][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.459547][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.459691][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.459824][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.459959][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.460091][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.460225][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.460361][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.460492][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.460654][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.460790][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.460921][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.461068][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.461199][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.461331][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.461470][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.461638][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.461782][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.462253][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.462458][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.462660][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.462856][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.463055][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.463251][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.467738][ T1396] ------------[ cut here ]------------ | [ 65.467882][ T1396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1396 | [ 65.468149][ T1396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.468599][ T1396] Tainted: [W]=WARN [ 65.468706][ T1396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.468873][ T1396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.469047][ T1396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.469530][ T1396] RSP: 0018:ffa00000005e7a70 EFLAGS: 00010286 [ 65.469714][ T1396] RAX: 00000000ffffffa6 RBX: ff1100000eed83c0 RCX: 1ff40000000bcf14 [ 65.469915][ T1396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed847c [ 65.470118][ T1396] RBP: ff11000004cd1000 R08: 1fe2200001ddb091 R09: ff11000009b78b80 [ 65.470317][ T1396] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 65.470527][ T1396] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004cd1000 [ 65.470736][ T1396] FS: 00007f69967a2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 65.470973][ T1396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.471143][ T1396] CR2: 000055f6a150ed40 CR3: 000000000eca7004 CR4: 0000000000771ef0 [ 65.471350][ T1396] PKRU: 55555554 [ 65.471451][ T1396] Call Trace: [ 65.471552][ T1396] [ 65.471626][ T1396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.471766][ T1396] ? notifier_call_chain (kernel/notifier.c:85) [ 65.471903][ T1396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.472007][ T1396] register_netdevice (net/core/dev.c:11488) [ 65.472142][ T1396] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.472309][ T1396] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.472460][ T1396] register_netdev (net/core/dev.c:11552) [ 65.472625][ T1396] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 65.472773][ T1396] ops_init (net/core/net_namespace.c:137) [ 65.472878][ T1396] setup_net (net/core/net_namespace.c:446) [ 65.472981][ T1396] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.473115][ T1396] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.473249][ T1396] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.473390][ T1396] copy_net_ns (net/core/net_namespace.c:579) [ 65.473538][ T1396] create_new_namespaces (kernel/nsproxy.c:132) [ 65.473685][ T1396] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.473823][ T1396] ksys_unshare (kernel/fork.c:3243) [ 65.473957][ T1396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.474091][ T1396] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.474226][ T1396] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.474364][ T1396] ? __ia32_sys_open (fs/open.c:1374) [ 65.474502][ T1396] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.474640][ T1396] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.474782][ T1396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.474915][ T1396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.475049][ T1396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.475183][ T1396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.475356][ T1396] RIP: 0033:0x7f6996a64bcb [ 65.475495][ T1396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.475988][ T1396] RSP: 002b:00007ffc8c663748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.476190][ T1396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6996a64bcb [ 65.476394][ T1396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.476618][ T1396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.476823][ T1396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8c665970 [ 65.477024][ T1396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8c667877 | [ 65.488717][ T12] ------------[ cut here ]------------ | [ 65.488869][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.489112][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.489566][ T12] Tainted: [W]=WARN [ 65.489675][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.489830][ T12] Workqueue: netns cleanup_net [ 65.489958][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.490132][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.490576][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 65.490739][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb0c80 RCX: 1ff4000000018ed5 [ 65.490943][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb0d3c [ 65.491133][ T12] RBP: ff1100000ee61000 R08: 1fe22000017d61a9 R09: ff11000001aed1d0 [ 65.491317][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.491513][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.491709][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.491921][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.492071][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.492257][ T12] PKRU: 55555554 [ 65.492354][ T12] Call Trace: [ 65.492443][ T12] [ 65.492508][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.492680][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.492832][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 65.492954][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 65.493079][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.493200][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 65.493321][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 65.493452][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 65.493575][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.493706][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.493831][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.493953][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.494074][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.494196][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.494317][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.494495][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.494629][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.494756][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.494928][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.495053][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.495175][ T12] kthread (kernel/kthread.c:436) [ 65.495266][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.495465][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.495590][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.495716][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.495866][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.495987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.496107][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.499757][ T12] ------------[ cut here ]------------ | [ 65.499885][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 65.500122][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.500561][ T12] Tainted: [W]=WARN [ 65.500658][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.500810][ T12] Workqueue: netns cleanup_net [ 65.500935][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.501095][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.501537][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 65.501701][ T12] RAX: 00000000ffffffa6 RBX: ff1100000beb0580 RCX: 1ff4000000018ed5 [ 65.501879][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb063c [ 65.502058][ T12] RBP: ff1100000a2dc000 R08: 1fe22000017d60c9 R09: ff11000001aed1d0 [ 65.502242][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.502425][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.502612][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.502832][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.502990][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 65.503175][ T12] PKRU: 55555554 [ 65.503266][ T12] Call Trace: [ 65.503360][ T12] [ 65.503423][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 65.503579][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 65.503740][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 65.503865][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 65.503988][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.504108][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 65.504227][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 65.504354][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 65.504478][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 65.504621][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.504755][ T12] cleanup_net (net/core/net_namespace.c:702) [ 65.504879][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 65.504999][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 65.505125][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.505246][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.505377][ T12] process_one_work (kernel/workqueue.c:3314) [ 65.505507][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.505637][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.505771][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.505899][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.506020][ T12] kthread (kernel/kthread.c:436) [ 65.506112][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.506261][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.506387][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.506511][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.506675][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.506797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 65.506918][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.540956][ T1397] ------------[ cut here ]------------ | [ 65.541135][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.541408][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.541880][ T1397] Tainted: [W]=WARN [ 65.541981][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.542149][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.542324][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.542819][ T1397] RSP: 0018:ffa00000005c7a80 EFLAGS: 00010286 [ 65.542988][ T1397] RAX: 00000000ffffffa6 RBX: ff110000051a8e40 RCX: 1ff40000000b8f16 [ 65.543188][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000051a8efc [ 65.543424][ T1397] RBP: ff1100000ece9000 R08: 1fe2200000a351e1 R09: ff11000009b7ae80 [ 65.543627][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.543838][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ece9000 [ 65.544038][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.544272][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.544444][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.544656][ T1397] PKRU: 55555554 [ 65.544755][ T1397] Call Trace: [ 65.544855][ T1397] [ 65.544925][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.545059][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.545193][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.545294][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.545436][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.545609][ T1397] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.545747][ T1397] register_netdev (net/core/dev.c:11552) [ 65.545879][ T1397] loopback_net_init (drivers/net/loopback.c:218) [ 65.546013][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.546115][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.546214][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.546351][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.546489][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.546627][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.546771][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.546906][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.547039][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.547171][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.547304][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.547445][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.547581][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.547725][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.547858][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.547991][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.548123][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.548253][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.548390][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.548556][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.548705][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.549179][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.549387][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.549591][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.549794][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.549992][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.550190][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.554432][ T1397] ------------[ cut here ]------------ | [ 65.554568][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.554839][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.555273][ T1397] Tainted: [W]=WARN [ 65.555378][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.555543][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.555727][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.556192][ T1397] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 65.556360][ T1397] RAX: 00000000ffffffa6 RBX: ff1100001073b8c0 RCX: 1ff40000000b8ee9 [ 65.556559][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001073b97c [ 65.556765][ T1397] RBP: ff1100000ed99000 R08: 1fe22000020e7731 R09: ff11000009b7ae80 [ 65.556959][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.557153][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed99000 [ 65.557357][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.557593][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.557762][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.557960][ T1397] PKRU: 55555554 [ 65.558057][ T1397] Call Trace: [ 65.558157][ T1397] [ 65.558225][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.558363][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.558495][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.558598][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.558738][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.558904][ T1397] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.559037][ T1397] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.559171][ T1397] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.559306][ T1397] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.559445][ T1397] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.559577][ T1397] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.559724][ T1397] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.559858][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.559960][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.560059][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.560192][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.560325][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.560462][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.560598][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.560739][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.560878][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.561010][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.561142][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.561277][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.561414][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.561549][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.561692][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.561823][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.561956][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.562088][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.562230][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.562400][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.562539][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.563020][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.563221][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.563422][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.563625][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.563825][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.564023][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.567933][ T1397] ------------[ cut here ]------------ | [ 65.568074][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.568345][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.568812][ T1397] Tainted: [W]=WARN [ 65.568915][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.569084][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.569262][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.569784][ T1397] RSP: 0018:ffa00000005c78f8 EFLAGS: 00010286 [ 65.569956][ T1397] RAX: 00000000ffffffa6 RBX: ff1100001073a900 RCX: 1ff40000000b8ee5 [ 65.570156][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001073a9bc [ 65.570361][ T1397] RBP: ff1100000e909000 R08: 1fe22000020e7539 R09: ff11000009b7ae80 [ 65.570567][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.570779][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e909000 [ 65.570981][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.571223][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.571396][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.571601][ T1397] PKRU: 55555554 [ 65.571710][ T1397] Call Trace: [ 65.571812][ T1397] [ 65.571881][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.572019][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.572154][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.572257][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.572396][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.572566][ T1397] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.572735][ T1397] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.572872][ T1397] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.573010][ T1397] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.573147][ T1397] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.573283][ T1397] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.573425][ T1397] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 65.573563][ T1397] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 65.573711][ T1397] vti_init_net (net/ipv4/ip_vti.c:517) [ 65.573846][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.573950][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.574055][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.574190][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.574326][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.574474][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.574617][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.574760][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.574897][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.575036][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.575170][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.575305][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.575446][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.575589][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.575727][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.575868][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.576004][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.576138][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.576273][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.576456][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.576598][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.577083][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.577285][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.577490][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.577698][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.577903][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.578104][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.582311][ T1397] ------------[ cut here ]------------ | [ 65.582459][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.582732][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.583174][ T1397] Tainted: [W]=WARN [ 65.583276][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.583448][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.583625][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.584108][ T1397] RSP: 0018:ffa00000005c7a78 EFLAGS: 00010286 [ 65.584275][ T1397] RAX: 00000000ffffffa6 RBX: ff110000051a9a80 RCX: 1ff40000000b8f15 [ 65.584481][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000051a9b3c [ 65.584691][ T1397] RBP: ff1100000e3c9000 R08: 1fe2200000a35369 R09: ff11000009b7ae80 [ 65.584889][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.585089][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3c9000 [ 65.585289][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.585528][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.585703][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.585906][ T1397] PKRU: 55555554 [ 65.586005][ T1397] Call Trace: [ 65.586105][ T1397] [ 65.586174][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.586308][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.586450][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.586553][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.586696][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.586866][ T1397] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.587003][ T1397] register_netdev (net/core/dev.c:11552) [ 65.587138][ T1397] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 65.587278][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.587412][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.587516][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.587660][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.587796][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.587933][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.588068][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.588204][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.588337][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.588477][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.588615][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.588756][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.588891][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.589025][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.589157][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.589289][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.589425][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.589559][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.589698][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.589868][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.590006][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.590491][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.590701][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.590903][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.591107][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.591305][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.591510][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.595724][ T1397] ------------[ cut here ]------------ | [ 65.595864][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.596130][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.596579][ T1397] Tainted: [W]=WARN [ 65.596691][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.596857][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.597032][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.597507][ T1397] RSP: 0018:ffa00000005c7a68 EFLAGS: 00010286 [ 65.597684][ T1397] RAX: 00000000ffffffa6 RBX: ff1100000c1e6ac0 RCX: 1ff40000000b8f13 [ 65.597894][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1e6b7c [ 65.598093][ T1397] RBP: ff11000004d69000 R08: 1fe220000183cd71 R09: ff11000009b7ae80 [ 65.598293][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.598496][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d69000 [ 65.598706][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.598943][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.599110][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.599310][ T1397] PKRU: 55555554 [ 65.599415][ T1397] Call Trace: [ 65.599514][ T1397] [ 65.599587][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.599730][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.599865][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.599966][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.600102][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.600271][ T1397] register_netdev (net/core/dev.c:11552) [ 65.600415][ T1397] sit_init_net (net/ipv6/sit.c:1860) [ 65.600550][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.600661][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.600762][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.600894][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.601028][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.601164][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.601298][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.601438][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.601575][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.601724][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.601861][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.601994][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.602130][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.602264][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.602403][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.602537][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.602788][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.602927][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.603062][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.603227][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.603371][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.603860][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.604060][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.604258][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.604463][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.604673][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.604872][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.609843][ T1397] ------------[ cut here ]------------ | [ 65.609986][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.610251][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.610709][ T1397] Tainted: [W]=WARN [ 65.610813][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.610980][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.611153][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.611654][ T1397] RSP: 0018:ffa00000005c7a78 EFLAGS: 00010286 [ 65.611825][ T1397] RAX: 00000000ffffffa6 RBX: ff1100000da83000 RCX: 1ff40000000b8f15 [ 65.612025][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da830bc [ 65.612227][ T1397] RBP: ff11000004dbc000 R08: 1fe2200001b50619 R09: ff11000009b7ae80 [ 65.612432][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.612639][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004dbc000 [ 65.612846][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.613081][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.613251][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.613463][ T1397] PKRU: 55555554 [ 65.613563][ T1397] Call Trace: [ 65.613673][ T1397] [ 65.613743][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.613877][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.614012][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.614115][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.614251][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.614426][ T1397] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.614563][ T1397] register_netdev (net/core/dev.c:11552) [ 65.614708][ T1397] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 65.614843][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.614946][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.615048][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.615186][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.615320][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.615462][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.615600][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.615742][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.615876][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.616009][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.616143][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.616278][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.616419][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.616557][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.616698][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.616834][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.616967][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.617100][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.617233][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.617407][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.617550][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.618041][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.618242][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.618448][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.618658][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.618856][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.619055][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.623000][ T1397] ------------[ cut here ]------------ | [ 65.623135][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.623402][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.623856][ T1397] Tainted: [W]=WARN [ 65.623958][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.624125][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.624297][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.624794][ T1397] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 65.624961][ T1397] RAX: 00000000ffffffa6 RBX: ff1100000da82040 RCX: 1ff40000000b8ee9 [ 65.625161][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da820fc [ 65.625364][ T1397] RBP: ff1100000ee31000 R08: 1fe2200001b50421 R09: ff11000009b7ae80 [ 65.625562][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.625779][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee31000 [ 65.625981][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.626216][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.626393][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.626596][ T1397] PKRU: 55555554 [ 65.626703][ T1397] Call Trace: [ 65.626805][ T1397] [ 65.626874][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.627007][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.627142][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.627243][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.627384][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.627550][ T1397] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.627694][ T1397] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.627831][ T1397] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.627963][ T1397] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.628098][ T1397] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.628232][ T1397] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.628378][ T1397] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.628515][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.628622][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.628727][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.628860][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.628995][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.629131][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.629267][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.629408][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.629543][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.629686][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.629819][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.629953][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.630088][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.630228][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.630364][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.630498][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.630636][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.630775][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.630909][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.631075][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.631213][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.631713][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.631939][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.632144][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.632343][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.632549][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.632759][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.637366][ T1397] ------------[ cut here ]------------ | [ 65.637507][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1397 | [ 65.637873][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.639149][ T1397] Tainted: [W]=WARN [ 65.639253][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.639504][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.639690][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.640169][ T1397] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 65.640337][ T1397] RAX: 00000000ffffffa6 RBX: ff11000004ed2c80 RCX: 1ff40000000b8ee9 [ 65.640611][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004ed2d3c [ 65.640818][ T1397] RBP: ff110000106fc000 R08: 1fe22000009da5a9 R09: ff11000009b7ae80 [ 65.641016][ T1397] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 65.641217][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000106fc000 [ 65.641487][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.641731][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.641900][ T1397] CR2: 00007ffa34f21690 CR3: 000000000eca7006 CR4: 0000000000771ef0 [ 65.642100][ T1397] PKRU: 55555554 [ 65.642201][ T1397] Call Trace: [ 65.642301][ T1397] [ 65.642444][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.642581][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.642724][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.642827][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.642963][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.643132][ T1397] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.643268][ T1397] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.643469][ T1397] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.643610][ T1397] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.643753][ T1397] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.643887][ T1397] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.644024][ T1397] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.644170][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.644276][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.644449][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.644655][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.644791][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.644927][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.645061][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.645198][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.645334][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.645536][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.645681][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.645815][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.645950][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.646086][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.646219][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.646414][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.646550][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.646694][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.646829][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.646996][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.647136][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.647697][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.647899][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.648098][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.648298][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.648660][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.648865][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.659955][ T1397] ------------[ cut here ]------------ | [ 65.660161][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1397 | [ 65.660534][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.661093][ T1397] Tainted: [W]=WARN [ 65.661243][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.661484][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.661729][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.662246][ T1397] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 65.662477][ T1397] RAX: 00000000ffffffa6 RBX: ff1100000b95d000 RCX: 1ff40000000b8ee9 [ 65.662745][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b95d0bc [ 65.662992][ T1397] RBP: ff110000128c1000 R08: 1fe220000172ba19 R09: ff11000009b7ae80 [ 65.663239][ T1397] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.663509][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128c1000 [ 65.663785][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.664068][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.664285][ T1397] CR2: 00007fd5df4ce668 CR3: 000000000eca7003 CR4: 0000000000771ef0 [ 65.664549][ T1397] PKRU: 55555554 [ 65.664714][ T1397] Call Trace: [ 65.664865][ T1397] [ 65.664985][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.665174][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.665404][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.665629][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.665892][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.666117][ T1397] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.666300][ T1397] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 65.666501][ T1397] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 65.666708][ T1397] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 65.666895][ T1397] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 65.667080][ T1397] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 65.667264][ T1397] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 65.667465][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.667625][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.667788][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.667974][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.668161][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.668361][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.668549][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.668751][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.668937][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.669122][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.669309][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.669504][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.669710][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.669898][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.670082][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.670266][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.670464][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.670668][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.670858][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.671074][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.671266][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.671818][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.672075][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.672325][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.672591][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.672855][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.673109][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.678703][ T1397] ------------[ cut here ]------------ | [ 65.678916][ T1397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1397 | [ 65.679250][ T1397] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.679832][ T1397] Tainted: [W]=WARN [ 65.679987][ T1397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.680212][ T1397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.680525][ T1397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.681131][ T1397] RSP: 0018:ffa00000005c7a70 EFLAGS: 00010286 [ 65.681425][ T1397] RAX: 00000000ffffffa6 RBX: ff11000004ed3c40 RCX: 1ff40000000b8f14 [ 65.681761][ T1397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004ed3cfc [ 65.682071][ T1397] RBP: ff1100000ec44000 R08: 1fe22000009da7a1 R09: ff11000009b7ae80 [ 65.682396][ T1397] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.682726][ T1397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec44000 [ 65.683042][ T1397] FS: 00007ffa34d15840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.683403][ T1397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.683697][ T1397] CR2: 00007fd5df4ce668 CR3: 000000000eca7003 CR4: 0000000000771ef0 [ 65.684010][ T1397] PKRU: 55555554 [ 65.684219][ T1397] Call Trace: [ 65.684441][ T1397] [ 65.684634][ T1397] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.684888][ T1397] ? notifier_call_chain (kernel/notifier.c:85) [ 65.685132][ T1397] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.685342][ T1397] register_netdevice (net/core/dev.c:11488) [ 65.685668][ T1397] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 65.685992][ T1397] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.686237][ T1397] register_netdev (net/core/dev.c:11552) [ 65.686448][ T1397] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 65.686655][ T1397] ops_init (net/core/net_namespace.c:137) [ 65.686817][ T1397] setup_net (net/core/net_namespace.c:446) [ 65.686974][ T1397] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 65.687160][ T1397] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 65.687365][ T1397] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 65.687554][ T1397] copy_net_ns (net/core/net_namespace.c:579) [ 65.687762][ T1397] create_new_namespaces (kernel/nsproxy.c:132) [ 65.687951][ T1397] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 65.688138][ T1397] ksys_unshare (kernel/fork.c:3243) [ 65.688325][ T1397] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.688527][ T1397] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 65.688732][ T1397] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 65.688920][ T1397] ? __ia32_sys_open (fs/open.c:1374) [ 65.689111][ T1397] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 65.689298][ T1397] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 65.689500][ T1397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.689709][ T1397] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.689895][ T1397] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.690085][ T1397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.690304][ T1397] RIP: 0033:0x7ffa34fd7bcb [ 65.690509][ T1397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 65.691054][ T1397] RSP: 002b:00007ffd68c97948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 65.691309][ T1397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa34fd7bcb [ 65.691574][ T1397] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 65.691842][ T1397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 65.692092][ T1397] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd68c99b70 [ 65.692342][ T1397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68c9a877 | [ 65.723290][ T1398] ------------[ cut here ]------------ | [ 65.723503][ T1398] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1398 | [ 65.723847][ T1398] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.725117][ T1398] Tainted: [W]=WARN [ 65.725381][ T1398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.725722][ T1398] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.726015][ T1398] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.726638][ T1398] RSP: 0018:ffa00000005e6e30 EFLAGS: 00010286 [ 65.726936][ T1398] RAX: 00000000ffffffa6 RBX: ff1100000db31000 RCX: 1ff40000000bcd8c [ 65.727243][ T1398] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db310bc [ 65.727511][ T1398] RBP: ff11000005199000 R08: 1fe2200001b66219 R09: ff11000009b7d180 [ 65.727784][ T1398] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 65.728043][ T1398] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3b7188 [ 65.728300][ T1398] FS: 00007faf0b933840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.728607][ T1398] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.728842][ T1398] CR2: 000000000042ebe0 CR3: 000000000fcf7005 CR4: 0000000000771ef0 [ 65.729101][ T1398] PKRU: 55555554 [ 65.729259][ T1398] Call Trace: [ 65.729463][ T1398] [ 65.729611][ T1398] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.729821][ T1398] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.729980][ T1398] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 65.730203][ T1398] __dev_notify_flags (net/core/dev.c:9787) [ 65.730405][ T1398] ? netif_change_name (net/core/dev.c:1495) [ 65.730595][ T1398] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 65.730800][ T1398] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 65.730987][ T1398] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 65.731177][ T1398] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 65.731380][ T1398] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.731581][ T1398] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 65.731789][ T1398] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 65.731979][ T1398] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 65.732171][ T1398] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 65.732379][ T1398] veth_newlink (drivers/net/veth.c:1871) [ 65.732572][ T1398] ? veth_poll_controller (drivers/net/veth.c:1470) [ 65.732781][ T1398] ? kasan_save_stack (mm/kasan/common.c:57) [ 65.732971][ T1398] ? kasan_save_track (mm/kasan/common.c:78) [ 65.733158][ T1398] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 65.733379][ T1398] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 65.733569][ T1398] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 65.733779][ T1398] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 65.733969][ T1398] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.734161][ T1398] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 65.734366][ T1398] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 65.734558][ T1398] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 65.734762][ T1398] ? __dev_get_by_name (net/core/dev.c:883) [ 65.734952][ T1398] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 65.735153][ T1398] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 65.735363][ T1398] rtnl_newlink (net/core/rtnetlink.c:4150) [ 65.735556][ T1398] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.735759][ T1398] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.735950][ T1398] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.736138][ T1398] ? mark_usage (kernel/locking/lockdep.c:4674) [ 65.736326][ T1398] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.736541][ T1398] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.736750][ T1398] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.736942][ T1398] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 65.737131][ T1398] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.737319][ T1398] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.737524][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.737732][ T1398] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.737923][ T1398] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.738117][ T1398] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 65.738305][ T1398] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.738508][ T1398] ? netlink_ack (./include/linux/skbuff.h:2718) [ 65.738719][ T1398] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 65.738909][ T1398] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 65.739101][ T1398] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 65.739292][ T1398] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.739500][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.739713][ T1398] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 65.739907][ T1398] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.740098][ T1398] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 65.740289][ T1398] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 65.740495][ T1398] ? copy_msghdr_from_user (net/socket.c:2635) [ 65.740705][ T1398] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 65.740927][ T1398] ? move_addr_to_kernel (net/socket.c:258) [ 65.741125][ T1398] ___sys_sendmsg (net/socket.c:2752) [ 65.741314][ T1398] ? copy_msghdr_from_user (net/socket.c:2603) [ 65.741519][ T1398] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.741763][ T1398] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 65.741955][ T1398] __sys_sendmsg (net/socket.c:2784) [ 65.742146][ T1398] ? __sys_sendmsg_sock (net/socket.c:2765) [ 65.742339][ T1398] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 65.742547][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.742755][ T1398] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.742947][ T1398] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.743135][ T1398] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.743325][ T1398] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.743559][ T1398] RIP: 0033:0x7faf0bb6d08e [ 65.743766][ T1398] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 65.744303][ T1398] RSP: 002b:00007ffc2267df20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 65.744575][ T1398] RAX: ffffffffffffffda RBX: 00007ffc2267e6d0 RCX: 00007faf0bb6d08e [ 65.744849][ T1398] RDX: 0000000000000000 RSI: 00007ffc2267dfd0 RDI: 0000000000000005 [ 65.745107][ T1398] RBP: 00007ffc2267df30 R08: 0000000000000000 R09: 0000000000000000 [ 65.745377][ T1398] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff3 [ 65.745652][ T1398] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2267e690 | [ 65.758988][ T1398] ------------[ cut here ]------------ | [ 65.759176][ T1398] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1398 | [ 65.759485][ T1398] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.759976][ T1398] Tainted: [W]=WARN [ 65.760080][ T1398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.760249][ T1398] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.760434][ T1398] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.760926][ T1398] RSP: 0018:ffa00000005e71b0 EFLAGS: 00010286 [ 65.761099][ T1398] RAX: 00000000ffffffa6 RBX: ff1100000c33de00 RCX: 1ff40000000bcdfc [ 65.761301][ T1398] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c33debc [ 65.761510][ T1398] RBP: ff1100000ebc4000 R08: 1fe2200001867bd9 R09: ff11000009b7d180 [ 65.761723][ T1398] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 65.761926][ T1398] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 65.762130][ T1398] FS: 00007faf0b933840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 65.762374][ T1398] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.762543][ T1398] CR2: 000055f6a15ced5c CR3: 000000000fcf7001 CR4: 0000000000771ef0 [ 65.762757][ T1398] PKRU: 55555554 [ 65.762859][ T1398] Call Trace: [ 65.762960][ T1398] [ 65.763030][ T1398] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.763168][ T1398] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.763273][ T1398] __dev_notify_flags (net/core/dev.c:9787) [ 65.763417][ T1398] ? netif_change_name (net/core/dev.c:1495) [ 65.763555][ T1398] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 65.763700][ T1398] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 65.763840][ T1398] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 65.763980][ T1398] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 65.764119][ T1398] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 65.764254][ T1398] ? __dev_get_by_name (net/core/dev.c:883) [ 65.764395][ T1398] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 65.764538][ T1398] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 65.764692][ T1398] rtnl_newlink (net/core/rtnetlink.c:4150) [ 65.764836][ T1398] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.764973][ T1398] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.765108][ T1398] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.765243][ T1398] ? mark_usage (kernel/locking/lockdep.c:4674) [ 65.765384][ T1398] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.765525][ T1398] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.765671][ T1398] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.765807][ T1398] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 65.765944][ T1398] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.766078][ T1398] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.766212][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.766354][ T1398] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.766490][ T1398] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.766630][ T1398] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 65.766773][ T1398] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.766908][ T1398] ? netlink_ack (./include/linux/skbuff.h:2718) [ 65.767049][ T1398] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 65.767184][ T1398] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 65.767322][ T1398] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 65.767465][ T1398] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.767605][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.767750][ T1398] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 65.767886][ T1398] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.768025][ T1398] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 65.768164][ T1398] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 65.768302][ T1398] ? copy_msghdr_from_user (net/socket.c:2635) [ 65.768450][ T1398] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 65.768623][ T1398] ? move_addr_to_kernel (net/socket.c:258) [ 65.768765][ T1398] ___sys_sendmsg (net/socket.c:2752) [ 65.768901][ T1398] ? copy_msghdr_from_user (net/socket.c:2603) [ 65.769042][ T1398] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.769216][ T1398] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 65.769358][ T1398] __sys_sendmsg (net/socket.c:2784) [ 65.769494][ T1398] ? __sys_sendmsg_sock (net/socket.c:2765) [ 65.769642][ T1398] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 65.769781][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.769918][ T1398] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.770054][ T1398] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.770192][ T1398] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.770327][ T1398] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.770502][ T1398] RIP: 0033:0x7faf0bb6d08e [ 65.770655][ T1398] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 65.771142][ T1398] RSP: 002b:00007ffc2267df20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 65.771353][ T1398] RAX: ffffffffffffffda RBX: 00007ffc2267e6d0 RCX: 00007faf0bb6d08e [ 65.771558][ T1398] RDX: 0000000000000000 RSI: 00007ffc2267dfd0 RDI: 0000000000000005 [ 65.771770][ T1398] RBP: 00007ffc2267df30 R08: 0000000000000000 R09: 0000000000000000 [ 65.771972][ T1398] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff3 [ 65.772184][ T1398] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2267e690 | [ 65.804591][ T1399] ------------[ cut here ]------------ | [ 65.804807][ T1399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1399 | [ 65.805119][ T1399] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.806320][ T1399] Tainted: [W]=WARN [ 65.806486][ T1399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.806723][ T1399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.806947][ T1399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.807482][ T1399] RSP: 0018:ffa0000000507020 EFLAGS: 00010286 [ 65.807719][ T1399] RAX: 00000000ffffffa6 RBX: ff110000107d2900 RCX: 1ff40000000a0dca [ 65.807968][ T1399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107d29bc [ 65.808217][ T1399] RBP: ff1100000ebc4000 R08: 1fe22000020fa539 R09: ff1100000b858b58 [ 65.808484][ T1399] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 65.808749][ T1399] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 65.809001][ T1399] FS: 00007fa32652b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.809285][ T1399] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.809518][ T1399] CR2: 000000002926f988 CR3: 000000000ce9b001 CR4: 0000000000771ef0 [ 65.809787][ T1399] PKRU: 55555554 [ 65.809936][ T1399] Call Trace: [ 65.810085][ T1399] [ 65.810204][ T1399] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.810403][ T1399] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.810558][ T1399] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 65.810754][ T1399] __dev_notify_flags (net/core/dev.c:9787) [ 65.810940][ T1399] ? netif_change_name (net/core/dev.c:1495) [ 65.811127][ T1399] ? __dev_change_flags (net/core/dev.c:9752) [ 65.811312][ T1399] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 65.811504][ T1399] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.811745][ T1399] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 65.811933][ T1399] netif_change_flags (net/core/dev.c:9820) [ 65.812119][ T1399] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 65.812306][ T1399] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 65.812504][ T1399] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 65.812710][ T1399] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 65.812925][ T1399] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 65.813109][ T1399] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.813293][ T1399] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 65.813489][ T1399] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 65.813696][ T1399] ? __kernel_text_address (kernel/extable.c:79) [ 65.813881][ T1399] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.814067][ T1399] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.814251][ T1399] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 65.814453][ T1399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.814654][ T1399] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.814838][ T1399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.815026][ T1399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.815211][ T1399] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 65.815406][ T1399] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 65.815592][ T1399] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 65.815791][ T1399] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 65.815978][ T1399] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 65.816167][ T1399] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 65.816368][ T1399] rtnl_newlink (net/core/rtnetlink.c:4150) [ 65.816559][ T1399] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.816757][ T1399] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.816942][ T1399] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.817124][ T1399] ? mark_usage (kernel/locking/lockdep.c:4674) [ 65.817307][ T1399] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.817506][ T1399] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.817708][ T1399] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.817894][ T1399] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.818081][ T1399] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.818266][ T1399] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.818464][ T1399] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 65.818668][ T1399] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.818854][ T1399] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.819038][ T1399] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.819226][ T1399] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.819427][ T1399] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.819619][ T1399] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 65.819813][ T1399] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.820000][ T1399] ? netlink_ack (./include/linux/skbuff.h:2718) [ 65.820189][ T1399] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 65.820387][ T1399] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 65.820576][ T1399] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 65.820791][ T1399] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.820981][ T1399] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.821168][ T1399] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 65.821370][ T1399] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.821560][ T1399] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 65.821764][ T1399] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 65.821950][ T1399] ? copy_msghdr_from_user (net/socket.c:2635) [ 65.822136][ T1399] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 65.822369][ T1399] ? move_addr_to_kernel (net/socket.c:258) [ 65.822557][ T1399] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 65.822761][ T1399] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.822949][ T1399] ___sys_sendmsg (net/socket.c:2752) [ 65.823133][ T1399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 65.823366][ T1399] ? copy_msghdr_from_user (net/socket.c:2603) [ 65.823563][ T1399] __sys_sendmsg (net/socket.c:2784) [ 65.823769][ T1399] ? __sys_sendmsg_sock (net/socket.c:2765) [ 65.823955][ T1399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 65.824185][ T1399] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 65.824387][ T1399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.824573][ T1399] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.824776][ T1399] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.824961][ T1399] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.825146][ T1399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.825380][ T1399] RIP: 0033:0x7fa32676508e [ 65.825572][ T1399] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 65.826113][ T1399] RSP: 002b:00007ffd39585670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 65.826383][ T1399] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa32676508e [ 65.826653][ T1399] RDX: 0000000000000000 RSI: 00007ffd39585720 RDI: 0000000000000005 [ 65.826905][ T1399] RBP: 00007ffd39585680 R08: 0000000000000000 R09: 0000000000000000 [ 65.827158][ T1399] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 65.827424][ T1399] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39585df0 | [ 65.866384][ T1400] ------------[ cut here ]------------ | [ 65.866536][ T1400] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1400 | [ 65.866817][ T1400] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.867263][ T1400] Tainted: [W]=WARN [ 65.867373][ T1400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.867542][ T1400] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.867728][ T1400] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.868206][ T1400] RSP: 0018:ffa00000006d7020 EFLAGS: 00010286 [ 65.868381][ T1400] RAX: 00000000ffffffa6 RBX: ff110000107d3540 RCX: 1ff40000000dadca [ 65.868584][ T1400] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107d35fc [ 65.868793][ T1400] RBP: ff11000005199000 R08: 1fe22000020fa6c1 R09: ff1100000ffd5158 [ 65.868992][ T1400] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 65.869192][ T1400] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 65.869398][ T1400] FS: 00007f833f6b0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.869638][ T1400] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.869811][ T1400] CR2: 00007f833f9801a0 CR3: 000000000eca7002 CR4: 0000000000771ef0 [ 65.870013][ T1400] PKRU: 55555554 [ 65.870114][ T1400] Call Trace: [ 65.870215][ T1400] [ 65.870284][ T1400] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.870520][ T1400] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.870627][ T1400] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 65.870769][ T1400] __dev_notify_flags (net/core/dev.c:9787) [ 65.870903][ T1400] ? netif_change_name (net/core/dev.c:1495) [ 65.871055][ T1400] ? __dev_change_flags (net/core/dev.c:9752) [ 65.871195][ T1400] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 65.871329][ T1400] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.871554][ T1400] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 65.871699][ T1400] netif_change_flags (net/core/dev.c:9820) [ 65.871835][ T1400] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 65.871969][ T1400] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 65.872106][ T1400] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 65.872244][ T1400] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 65.872494][ T1400] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 65.872708][ T1400] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.872844][ T1400] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 65.872978][ T1400] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 65.873114][ T1400] ? __kernel_text_address (kernel/extable.c:79) [ 65.873249][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.873457][ T1400] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.873595][ T1400] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 65.873737][ T1400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.873872][ T1400] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 65.874007][ T1400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.874143][ T1400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.874278][ T1400] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 65.874421][ T1400] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 65.874558][ T1400] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 65.874702][ T1400] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 65.874849][ T1400] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 65.874987][ T1400] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 65.875127][ T1400] rtnl_newlink (net/core/rtnetlink.c:4150) [ 65.875263][ T1400] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.875409][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.875551][ T1400] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.875695][ T1400] ? mark_usage (kernel/locking/lockdep.c:4674) [ 65.875829][ T1400] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.875967][ T1400] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.876102][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.876236][ T1400] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.876377][ T1400] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.876514][ T1400] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 65.876661][ T1400] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 65.876795][ T1400] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.876929][ T1400] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.877072][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.877208][ T1400] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.877341][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.877482][ T1400] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 65.877624][ T1400] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.877763][ T1400] ? netlink_ack (./include/linux/skbuff.h:2718) [ 65.877902][ T1400] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 65.878035][ T1400] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 65.878174][ T1400] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 65.878310][ T1400] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.878451][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.878593][ T1400] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 65.878735][ T1400] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.878871][ T1400] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 65.879015][ T1400] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 65.879155][ T1400] ? copy_msghdr_from_user (net/socket.c:2635) [ 65.879291][ T1400] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 65.879460][ T1400] ? move_addr_to_kernel (net/socket.c:258) [ 65.879599][ T1400] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 65.879740][ T1400] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.879878][ T1400] ___sys_sendmsg (net/socket.c:2752) [ 65.880011][ T1400] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 65.880180][ T1400] ? copy_msghdr_from_user (net/socket.c:2603) [ 65.880327][ T1400] __sys_sendmsg (net/socket.c:2784) [ 65.880468][ T1400] ? __sys_sendmsg_sock (net/socket.c:2765) [ 65.880607][ T1400] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 65.880784][ T1400] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 65.880922][ T1400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.881057][ T1400] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.881192][ T1400] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.881326][ T1400] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.881464][ T1400] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.881635][ T1400] RIP: 0033:0x7f833f8ea08e [ 65.881782][ T1400] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 65.882269][ T1400] RSP: 002b:00007ffd3b410f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 65.882480][ T1400] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f833f8ea08e [ 65.882690][ T1400] RDX: 0000000000000000 RSI: 00007ffd3b410fc0 RDI: 0000000000000005 [ 65.882898][ T1400] RBP: 00007ffd3b410f20 R08: 0000000000000000 R09: 0000000000000000 [ 65.883099][ T1400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 65.883297][ T1400] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3b411690 | [ 65.885370][ T211] ------------[ cut here ]------------ | [ 65.885495][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 65.885753][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.886196][ T211] Tainted: [W]=WARN [ 65.886290][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.887024][ T211] Workqueue: events_unbound linkwatch_event [ 65.887186][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.887351][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.887802][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 65.887958][ T211] RAX: 00000000ffffffa6 RBX: ff110000107d3e00 RCX: 1ff400000011cf02 [ 65.888140][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107d3ebc [ 65.888332][ T211] RBP: ff1100000ebc4000 R08: 1fe22000020fa7d9 R09: ff1100001018aea8 [ 65.888528][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 65.888720][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 65.888905][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 65.889123][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.889277][ T211] CR2: 00007f833f9801a0 CR3: 000000000eca7002 CR4: 0000000000771ef0 [ 65.889468][ T211] PKRU: 55555554 [ 65.889568][ T211] Call Trace: [ 65.889670][ T211] [ 65.889734][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.889858][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 65.889983][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.890076][ T211] netif_state_change (net/core/dev.c:1605) [ 65.890199][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.890360][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 65.890484][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 65.890617][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.890747][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 65.890870][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 65.890995][ T211] process_one_work (kernel/workqueue.c:3314) [ 65.891122][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 65.891245][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.891384][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 65.891508][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.891636][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 65.891766][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 65.891888][ T211] kthread (kernel/kthread.c:436) [ 65.891982][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.892134][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 65.892257][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.892385][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 65.892539][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.892678][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 65.892801][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.959064][ T1402] ------------[ cut here ]------------ | [ 65.959253][ T1402] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1402 | [ 65.959584][ T1402] Modules linked in: vxlan ip6_gre ip_gre gre | [ 65.960148][ T1402] Tainted: [W]=WARN [ 65.960300][ T1402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.960544][ T1402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 65.960785][ T1402] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 65.961310][ T1402] RSP: 0018:ffa00000006d7150 EFLAGS: 00010286 [ 65.961536][ T1402] RAX: 00000000ffffffa6 RBX: ff1100000fa28580 RCX: 1ff40000000dadf0 [ 65.961804][ T1402] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2863c [ 65.962065][ T1402] RBP: ff11000005199000 R08: 1fe2200001f450c9 R09: ff11000012a5d158 [ 65.962318][ T1402] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 65.962605][ T1402] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c39f840 [ 65.962868][ T1402] FS: 00007f7153e33840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 65.963150][ T1402] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.963380][ T1402] CR2: 00000000004ebb28 CR3: 00000000128df002 CR4: 0000000000771ef0 [ 65.963636][ T1402] PKRU: 55555554 [ 65.963796][ T1402] Call Trace: [ 65.963947][ T1402] [ 65.964066][ T1402] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 65.964254][ T1402] ? notifier_call_chain (kernel/notifier.c:85) [ 65.964453][ T1402] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 65.964612][ T1402] netif_state_change (net/core/dev.c:1605) [ 65.964806][ T1402] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.965026][ T1402] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 65.965247][ T1402] linkwatch_sync_dev (net/core/link_watch.c:295) [ 65.965446][ T1402] rtnl_getlink (net/core/rtnetlink.c:4273) [ 65.965640][ T1402] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.965834][ T1402] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.966020][ T1402] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 65.966204][ T1402] ? mark_usage (kernel/locking/lockdep.c:4674) [ 65.966401][ T1402] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.966589][ T1402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.966810][ T1402] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.966996][ T1402] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.967181][ T1402] ? mark_usage (kernel/locking/lockdep.c:4674) [ 65.967378][ T1402] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.967565][ T1402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.967769][ T1402] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 65.967959][ T1402] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 65.968145][ T1402] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 65.968330][ T1402] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 65.968529][ T1402] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.968730][ T1402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.968918][ T1402] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 65.969102][ T1402] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 65.969289][ T1402] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 65.969489][ T1402] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.969693][ T1402] ? netlink_ack (./include/linux/skbuff.h:2718) [ 65.969888][ T1402] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 65.970074][ T1402] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 65.970262][ T1402] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 65.970464][ T1402] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.970671][ T1402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.970858][ T1402] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 65.971046][ T1402] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 65.971232][ T1402] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 65.971432][ T1402] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 65.971624][ T1402] ? copy_msghdr_from_user (net/socket.c:2635) [ 65.971818][ T1402] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 65.972035][ T1402] ? move_addr_to_kernel (net/socket.c:258) [ 65.972220][ T1402] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 65.972423][ T1402] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 65.972659][ T1402] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 65.972846][ T1402] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 65.973068][ T1402] ___sys_sendmsg (net/socket.c:2752) [ 65.973256][ T1402] ? copy_msghdr_from_user (net/socket.c:2603) [ 65.973456][ T1402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 65.973668][ T1402] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 65.973854][ T1402] ? do_getsockname (net/socket.c:2192) [ 65.974043][ T1402] __sys_sendmsg (net/socket.c:2784) [ 65.974229][ T1402] ? __sys_sendmsg_sock (net/socket.c:2765) [ 65.974433][ T1402] ? __sys_getsockname (net/socket.c:2210) [ 65.974624][ T1402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 65.974821][ T1402] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 65.975005][ T1402] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 65.975189][ T1402] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 65.975393][ T1402] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.975614][ T1402] RIP: 0033:0x7f715406d08e [ 65.975815][ T1402] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 65.976342][ T1402] RSP: 002b:00007ffdb726b1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 65.976614][ T1402] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f715406d08e [ 65.976873][ T1402] RDX: 0000000000000000 RSI: 00007ffdb726b260 RDI: 0000000000000006 [ 65.977121][ T1402] RBP: 00007ffdb726b1c0 R08: 0000000000000000 R09: 0000000000000000 [ 65.977381][ T1402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 65.977641][ T1402] R13: 00007ffdb726b310 R14: 000000000000000d R15: 00007ffdb726c87a | [ 66.080179][ T1405] ------------[ cut here ]------------ | [ 66.080361][ T1405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1405 | [ 66.080662][ T1405] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.081141][ T1405] Tainted: [W]=WARN [ 66.081250][ T1405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.082091][ T1405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.082282][ T1405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.082816][ T1405] RSP: 0018:ffa00000004f6fd0 EFLAGS: 00010286 [ 66.082995][ T1405] RAX: 00000000ffffffa6 RBX: ff110000057bae40 RCX: 1ff400000009edc0 [ 66.083208][ T1405] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057baefc [ 66.083426][ T1405] RBP: ff1100000fc7a000 R08: 1fe2200000af75e1 R09: ff11000009a7d180 [ 66.083654][ T1405] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 66.083867][ T1405] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc7ae44 [ 66.084080][ T1405] FS: 00007ff76da80840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 66.084329][ T1405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.084513][ T1405] CR2: 00007ff76dc79460 CR3: 00000000128df002 CR4: 0000000000771ef0 [ 66.084739][ T1405] PKRU: 55555554 [ 66.084846][ T1405] Call Trace: [ 66.084952][ T1405] [ 66.085026][ T1405] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.085172][ T1405] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 66.085321][ T1405] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.085432][ T1405] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 66.085580][ T1405] __dev_notify_flags (net/core/dev.c:9787) [ 66.085733][ T1405] ? notifier_call_chain (kernel/notifier.c:85) [ 66.085878][ T1405] ? netif_change_name (net/core/dev.c:1495) [ 66.086024][ T1405] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 66.086173][ T1405] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 66.086317][ T1405] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 66.086469][ T1405] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 66.086663][ T1405] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 66.086817][ T1405] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 66.086964][ T1405] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 66.087125][ T1405] ? nla_strscpy (lib/nlattr.c:795) [ 66.087269][ T1405] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 66.087420][ T1405] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 66.087563][ T1405] ? __dev_get_by_name (net/core/dev.c:883) [ 66.087717][ T1405] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 66.087866][ T1405] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 66.088013][ T1405] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.088159][ T1405] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.088301][ T1405] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.088449][ T1405] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.088595][ T1405] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.088756][ T1405] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.088907][ T1405] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.089050][ T1405] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.089193][ T1405] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.089338][ T1405] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.089486][ T1405] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.089633][ T1405] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.089785][ T1405] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.089928][ T1405] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.090071][ T1405] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.090215][ T1405] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.090365][ T1405] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.090513][ T1405] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.090664][ T1405] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.090810][ T1405] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.090955][ T1405] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.091100][ T1405] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.091243][ T1405] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.091392][ T1405] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.091536][ T1405] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.091690][ T1405] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.091831][ T1405] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.091975][ T1405] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.092152][ T1405] ? move_addr_to_kernel (net/socket.c:258) [ 66.092300][ T1405] ___sys_sendmsg (net/socket.c:2752) [ 66.092449][ T1405] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.092595][ T1405] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.092760][ T1405] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 66.092907][ T1405] __sys_sendmsg (net/socket.c:2784) [ 66.093051][ T1405] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.093202][ T1405] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.093351][ T1405] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.093497][ T1405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.093652][ T1405] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.093797][ T1405] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.093940][ T1405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.094119][ T1405] RIP: 0033:0x7ff76dcba08e [ 66.094272][ T1405] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.094799][ T1405] RSP: 002b:00007ffd1f2f4ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.095014][ T1405] RAX: ffffffffffffffda RBX: 00007ffd1f2f5290 RCX: 00007ff76dcba08e [ 66.095233][ T1405] RDX: 0000000000000000 RSI: 00007ffd1f2f4b90 RDI: 0000000000000005 [ 66.095454][ T1405] RBP: 00007ffd1f2f4af0 R08: 0000000000000000 R09: 0000000000000000 [ 66.095680][ T1405] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.096399][ T1405] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1f2f5260 | [ 66.132121][ T1406] ------------[ cut here ]------------ | [ 66.132332][ T1406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1406 | [ 66.132634][ T1406] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.133153][ T1406] Tainted: [W]=WARN [ 66.133263][ T1406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.133451][ T1406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.133643][ T1406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.134199][ T1406] RSP: 0018:ffa00000004e6fd0 EFLAGS: 00010286 [ 66.134387][ T1406] RAX: 00000000ffffffa6 RBX: ff1100000fb2e580 RCX: 1ff400000009cdc0 [ 66.134615][ T1406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e63c [ 66.134843][ T1406] RBP: ff1100000e8f2000 R08: 1fe2200001f65cc9 R09: ff11000009a7ae80 [ 66.135057][ T1406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 66.135291][ T1406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8f2e44 [ 66.135525][ T1406] FS: 00007f1667c36840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 66.135816][ T1406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.135998][ T1406] CR2: 00007f1667e2f460 CR3: 000000000cb51004 CR4: 0000000000771ef0 [ 66.136214][ T1406] PKRU: 55555554 [ 66.136323][ T1406] Call Trace: [ 66.136434][ T1406] [ 66.136523][ T1406] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.136677][ T1406] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 66.136827][ T1406] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.136937][ T1406] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 66.137087][ T1406] __dev_notify_flags (net/core/dev.c:9787) [ 66.137231][ T1406] ? notifier_call_chain (kernel/notifier.c:85) [ 66.137380][ T1406] ? netif_change_name (net/core/dev.c:1495) [ 66.137527][ T1406] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 66.137684][ T1406] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 66.137831][ T1406] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 66.137983][ T1406] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 66.138132][ T1406] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 66.138278][ T1406] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 66.138433][ T1406] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 66.138580][ T1406] ? nla_strscpy (lib/nlattr.c:795) [ 66.138733][ T1406] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 66.138912][ T1406] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 66.139055][ T1406] ? __dev_get_by_name (net/core/dev.c:883) [ 66.139199][ T1406] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 66.139354][ T1406] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 66.139503][ T1406] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.139662][ T1406] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.139808][ T1406] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.139962][ T1406] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.140105][ T1406] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.140247][ T1406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.140399][ T1406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.140545][ T1406] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.140698][ T1406] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.140842][ T1406] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.141012][ T1406] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.141158][ T1406] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.141306][ T1406] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.141469][ T1406] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.141621][ T1406] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.141784][ T1406] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.141929][ T1406] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.142075][ T1406] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.142217][ T1406] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.142367][ T1406] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.142512][ T1406] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.142668][ T1406] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.142816][ T1406] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.142964][ T1406] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.143109][ T1406] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.143253][ T1406] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.143400][ T1406] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.143543][ T1406] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.143730][ T1406] ? move_addr_to_kernel (net/socket.c:258) [ 66.143886][ T1406] ___sys_sendmsg (net/socket.c:2752) [ 66.144030][ T1406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.144173][ T1406] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.144325][ T1406] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 66.144475][ T1406] __sys_sendmsg (net/socket.c:2784) [ 66.144624][ T1406] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.144802][ T1406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.144947][ T1406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.145093][ T1406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.145237][ T1406] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.145387][ T1406] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.145531][ T1406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.145720][ T1406] RIP: 0033:0x7f1667e7008e [ 66.145871][ T1406] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.146400][ T1406] RSP: 002b:00007ffc1a0ad6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.146624][ T1406] RAX: ffffffffffffffda RBX: 00007ffc1a0ade80 RCX: 00007f1667e7008e [ 66.146843][ T1406] RDX: 0000000000000000 RSI: 00007ffc1a0ad780 RDI: 0000000000000005 [ 66.147061][ T1406] RBP: 00007ffc1a0ad6e0 R08: 0000000000000000 R09: 0000000000000000 [ 66.147276][ T1406] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.147496][ T1406] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1a0ade50 | [ 66.178224][ T1407] ------------[ cut here ]------------ | [ 66.178808][ T1407] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1407 | [ 66.179083][ T1407] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.179530][ T1407] Tainted: [W]=WARN [ 66.179637][ T1407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.179810][ T1407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.179982][ T1407] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.180460][ T1407] RSP: 0018:ffa00000004c7020 EFLAGS: 00010286 [ 66.180845][ T1407] RAX: 00000000ffffffa6 RBX: ff1100000ce33380 RCX: 1ff4000000098dca [ 66.181047][ T1407] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3343c [ 66.181247][ T1407] RBP: ff1100000fc7a000 R08: 1fe22000019c6689 R09: ff1100000a0aae58 [ 66.181463][ T1407] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 66.181673][ T1407] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 66.181876][ T1407] FS: 00007fccdf038840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 66.182108][ T1407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.182274][ T1407] CR2: 00000000009c4988 CR3: 00000000128df006 CR4: 0000000000771ef0 [ 66.182493][ T1407] PKRU: 55555554 [ 66.182597][ T1407] Call Trace: [ 66.182702][ T1407] [ 66.182771][ T1407] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.182907][ T1407] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.183008][ T1407] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 66.183140][ T1407] __dev_notify_flags (net/core/dev.c:9787) [ 66.183275][ T1407] ? netif_change_name (net/core/dev.c:1495) [ 66.183437][ T1407] ? __dev_change_flags (net/core/dev.c:9752) [ 66.183741][ T1407] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 66.183875][ T1407] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.184016][ T1407] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 66.184153][ T1407] netif_change_flags (net/core/dev.c:9820) [ 66.184287][ T1407] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 66.184438][ T1407] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 66.184576][ T1407] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 66.184723][ T1407] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 66.184888][ T1407] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 66.185023][ T1407] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.185157][ T1407] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 66.185289][ T1407] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.185466][ T1407] ? __kernel_text_address (kernel/extable.c:79) [ 66.185612][ T1407] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.185755][ T1407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.185888][ T1407] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.186034][ T1407] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.186171][ T1407] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 66.186304][ T1407] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.186444][ T1407] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.186581][ T1407] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 66.186724][ T1407] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 66.186856][ T1407] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 66.186990][ T1407] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.187127][ T1407] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 66.187264][ T1407] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 66.187433][ T1407] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.187571][ T1407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.187722][ T1407] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.187858][ T1407] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.187992][ T1407] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.188126][ T1407] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.188262][ T1407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.188402][ T1407] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.188536][ T1407] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.188681][ T1407] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.188818][ T1407] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.188957][ T1407] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.189099][ T1407] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.189231][ T1407] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.189369][ T1407] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.189504][ T1407] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.189641][ T1407] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.189780][ T1407] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.189913][ T1407] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.190063][ T1407] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.190201][ T1407] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.190333][ T1407] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.190474][ T1407] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.190622][ T1407] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.190759][ T1407] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.190894][ T1407] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.191027][ T1407] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.191168][ T1407] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.191303][ T1407] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.191442][ T1407] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.191595][ T1407] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.191769][ T1407] ? move_addr_to_kernel (net/socket.c:258) [ 66.191910][ T1407] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.192045][ T1407] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.192181][ T1407] ___sys_sendmsg (net/socket.c:2752) [ 66.192331][ T1407] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 66.192503][ T1407] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.192659][ T1407] __sys_sendmsg (net/socket.c:2784) [ 66.192811][ T1407] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.192946][ T1407] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 66.193118][ T1407] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 66.193252][ T1407] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.193393][ T1407] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.193526][ T1407] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.193841][ T1407] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.193975][ T1407] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.194140][ T1407] RIP: 0033:0x7fccdf27208e [ 66.194280][ T1407] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.194770][ T1407] RSP: 002b:00007fff3772b270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.194971][ T1407] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fccdf27208e [ 66.195202][ T1407] RDX: 0000000000000000 RSI: 00007fff3772b320 RDI: 0000000000000005 [ 66.195412][ T1407] RBP: 00007fff3772b280 R08: 0000000000000000 R09: 0000000000000000 [ 66.195617][ T1407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.195830][ T1407] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3772b9f0 | [ 66.228470][ T1408] ------------[ cut here ]------------ | [ 66.228665][ T1408] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1408 | [ 66.228959][ T1408] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.229445][ T1408] Tainted: [W]=WARN [ 66.229546][ T1408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.229799][ T1408] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.230076][ T1408] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.230856][ T1408] RSP: 0018:ffa0000000707020 EFLAGS: 00010286 [ 66.231026][ T1408] RAX: 00000000ffffffa6 RBX: ff1100000b74e200 RCX: 1ff40000000e0dca [ 66.231224][ T1408] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e2bc [ 66.231445][ T1408] RBP: ff1100000e8f2000 R08: 1fe22000016e9c59 R09: ff11000005a7ae58 [ 66.231662][ T1408] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 66.231861][ T1408] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 66.232060][ T1408] FS: 00007f31e5cbc840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 66.232302][ T1408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.232475][ T1408] CR2: 000000001de4d988 CR3: 000000000cb51001 CR4: 0000000000771ef0 [ 66.232686][ T1408] PKRU: 55555554 [ 66.232785][ T1408] Call Trace: [ 66.232885][ T1408] [ 66.232955][ T1408] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.233091][ T1408] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.233192][ T1408] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 66.233324][ T1408] __dev_notify_flags (net/core/dev.c:9787) [ 66.233556][ T1408] ? netif_change_name (net/core/dev.c:1495) [ 66.233767][ T1408] ? __dev_change_flags (net/core/dev.c:9752) [ 66.233986][ T1408] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 66.234198][ T1408] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.234342][ T1408] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 66.234558][ T1408] netif_change_flags (net/core/dev.c:9820) [ 66.234702][ T1408] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 66.234836][ T1408] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 66.234972][ T1408] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 66.235121][ T1408] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 66.235285][ T1408] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 66.235495][ T1408] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.235733][ T1408] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 66.235870][ T1408] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.236036][ T1408] ? __kernel_text_address (kernel/extable.c:79) [ 66.236173][ T1408] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.236306][ T1408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.236493][ T1408] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.236628][ T1408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.236767][ T1408] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 66.236900][ T1408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.237032][ T1408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.237167][ T1408] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 66.237299][ T1408] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 66.237522][ T1408] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 66.237661][ T1408] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.237798][ T1408] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 66.237935][ T1408] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 66.238070][ T1408] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.238204][ T1408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.238337][ T1408] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.238476][ T1408] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.238612][ T1408] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.238748][ T1408] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.238882][ T1408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.239030][ T1408] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.239168][ T1408] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.239304][ T1408] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.239442][ T1408] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.239575][ T1408] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.239717][ T1408] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.239851][ T1408] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.239983][ T1408] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.240114][ T1408] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.240258][ T1408] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.240396][ T1408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.240530][ T1408] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.240673][ T1408] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.240810][ T1408] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.240942][ T1408] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.241077][ T1408] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.241212][ T1408] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.241351][ T1408] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.241507][ T1408] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.241645][ T1408] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.241784][ T1408] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.241918][ T1408] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.242049][ T1408] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.242180][ T1408] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.242344][ T1408] ? move_addr_to_kernel (net/socket.c:258) [ 66.242503][ T1408] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.242642][ T1408] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.242783][ T1408] ___sys_sendmsg (net/socket.c:2752) [ 66.242914][ T1408] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 66.243079][ T1408] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.243224][ T1408] __sys_sendmsg (net/socket.c:2784) [ 66.243362][ T1408] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.243497][ T1408] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 66.243673][ T1408] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 66.243807][ T1408] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.243946][ T1408] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.244079][ T1408] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.244211][ T1408] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.244344][ T1408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.244515][ T1408] RIP: 0033:0x7f31e5ef608e [ 66.244663][ T1408] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.245134][ T1408] RSP: 002b:00007fff925ba130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.245331][ T1408] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f31e5ef608e [ 66.245534][ T1408] RDX: 0000000000000000 RSI: 00007fff925ba1e0 RDI: 0000000000000005 [ 66.245742][ T1408] RBP: 00007fff925ba140 R08: 0000000000000000 R09: 0000000000000000 [ 66.245939][ T1408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.246136][ T1408] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff925ba8b0 | [ 66.334912][ T1411] ------------[ cut here ]------------ | [ 66.335133][ T1411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1411 | [ 66.335975][ T1411] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.336555][ T1411] Tainted: [W]=WARN [ 66.336725][ T1411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.336973][ T1411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.337214][ T1411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.337780][ T1411] RSP: 0018:ffa0000000757090 EFLAGS: 00010286 [ 66.338004][ T1411] RAX: 00000000ffffffa6 RBX: ff1100000bd27000 RCX: 1ff40000000eadd8 [ 66.338259][ T1411] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd270bc [ 66.338529][ T1411] RBP: ff1100000fc7a000 R08: 1fe22000017a4e19 R09: ff1100000ea5d180 [ 66.338802][ T1411] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 66.339088][ T1411] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 66.339364][ T1411] FS: 00007f512ccc6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 66.339671][ T1411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.339893][ T1411] CR2: 00007f512cebf460 CR3: 000000000f9fb005 CR4: 0000000000771ef0 [ 66.340172][ T1411] PKRU: 55555554 [ 66.340335][ T1411] Call Trace: [ 66.340504][ T1411] [ 66.340634][ T1411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.340831][ T1411] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 66.341043][ T1411] notifier_call_chain (kernel/notifier.c:85) [ 66.341236][ T1411] __netdev_upper_dev_link (net/core/dev.c:8931) [ 66.341438][ T1411] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 66.341635][ T1411] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 66.341979][ T1411] netdev_upper_dev_link (net/core/dev.c:8972) [ 66.342170][ T1411] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 66.342373][ T1411] register_vlan_dev (net/8021q/vlan.c:183) [ 66.342562][ T1411] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 66.342788][ T1411] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 66.342995][ T1411] ? nla_strscpy (lib/nlattr.c:795) [ 66.343197][ T1411] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 66.343408][ T1411] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 66.343601][ T1411] ? __dev_get_by_name (net/core/dev.c:883) [ 66.343800][ T1411] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 66.344005][ T1411] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 66.344224][ T1411] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.344454][ T1411] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.344659][ T1411] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.344849][ T1411] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.345037][ T1411] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.345229][ T1411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.345455][ T1411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.345663][ T1411] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.345856][ T1411] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.346047][ T1411] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.346234][ T1411] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.346436][ T1411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.346634][ T1411] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.346833][ T1411] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.347026][ T1411] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.347242][ T1411] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.347445][ T1411] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.347668][ T1411] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.347902][ T1411] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.348100][ T1411] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.348303][ T1411] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.348504][ T1411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.348741][ T1411] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.348959][ T1411] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.349161][ T1411] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.349366][ T1411] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.349558][ T1411] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.349762][ T1411] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.349995][ T1411] ? move_addr_to_kernel (net/socket.c:258) [ 66.350189][ T1411] ___sys_sendmsg (net/socket.c:2752) [ 66.350391][ T1411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.350580][ T1411] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.350796][ T1411] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 66.351011][ T1411] __sys_sendmsg (net/socket.c:2784) [ 66.351201][ T1411] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.351445][ T1411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.351646][ T1411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.351870][ T1411] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.352061][ T1411] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.352254][ T1411] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.352459][ T1411] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.352709][ T1411] RIP: 0033:0x7f512cf0008e [ 66.352926][ T1411] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.353511][ T1411] RSP: 002b:00007ffd168e02f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.353787][ T1411] RAX: ffffffffffffffda RBX: 00007ffd168e0ab0 RCX: 00007f512cf0008e [ 66.354082][ T1411] RDX: 0000000000000000 RSI: 00007ffd168e03a0 RDI: 0000000000000005 [ 66.354347][ T1411] RBP: 00007ffd168e0300 R08: 0000000000000000 R09: 0000000000000000 [ 66.354619][ T1411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.354887][ T1411] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd168e0a70 | [ 66.357083][ T1411] ------------[ cut here ]------------ | [ 66.357264][ T1411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1411 | [ 66.357608][ T1411] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.358201][ T1411] Tainted: [W]=WARN [ 66.358372][ T1411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.358595][ T1411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.358840][ T1411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.359400][ T1411] RSP: 0018:ffa00000007571b0 EFLAGS: 00010286 [ 66.359628][ T1411] RAX: 00000000ffffffa6 RBX: ff1100000bd26740 RCX: 1ff40000000eadfc [ 66.359915][ T1411] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd267fc [ 66.360174][ T1411] RBP: ff11000009b0c000 R08: 1fe22000017a4d01 R09: ff1100000ea5d180 [ 66.360465][ T1411] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 66.360737][ T1411] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 66.360991][ T1411] FS: 00007f512ccc6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 66.361299][ T1411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.361539][ T1411] CR2: 00007f512cebf460 CR3: 000000000f9fb005 CR4: 0000000000771ef0 [ 66.361838][ T1411] PKRU: 55555554 [ 66.362002][ T1411] Call Trace: [ 66.362176][ T1411] [ 66.362303][ T1411] ? register_vlan_dev (net/8021q/vlan.c:188) [ 66.362507][ T1411] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.362714][ T1411] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.362903][ T1411] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.363068][ T1411] __dev_notify_flags (net/core/dev.c:9787) [ 66.363255][ T1411] ? netdev_update_features (net/core/dev.c:11098) [ 66.363474][ T1411] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 66.363716][ T1411] ? netif_change_name (net/core/dev.c:1495) [ 66.363910][ T1411] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 66.364098][ T1411] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 66.364291][ T1411] ? register_vlan_dev (net/8021q/vlan.c:196) [ 66.364672][ T1411] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 66.364878][ T1411] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 66.365069][ T1411] ? nla_strscpy (lib/nlattr.c:795) [ 66.365261][ T1411] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 66.365469][ T1411] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 66.365682][ T1411] ? __dev_get_by_name (net/core/dev.c:883) [ 66.365892][ T1411] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 66.366093][ T1411] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 66.366288][ T1411] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.366492][ T1411] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.366707][ T1411] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.366913][ T1411] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.367100][ T1411] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.367298][ T1411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.367506][ T1411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.367726][ T1411] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.367916][ T1411] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.368106][ T1411] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.368294][ T1411] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.368507][ T1411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.368716][ T1411] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.368904][ T1411] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.369095][ T1411] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.369282][ T1411] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.369506][ T1411] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.369725][ T1411] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.369917][ T1411] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.370109][ T1411] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.370329][ T1411] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.370551][ T1411] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.370766][ T1411] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.370960][ T1411] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.371150][ T1411] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.371381][ T1411] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.371604][ T1411] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.371818][ T1411] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.372051][ T1411] ? move_addr_to_kernel (net/socket.c:258) [ 66.372255][ T1411] ___sys_sendmsg (net/socket.c:2752) [ 66.372475][ T1411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.372692][ T1411] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.372986][ T1411] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 66.373223][ T1411] __sys_sendmsg (net/socket.c:2784) [ 66.373439][ T1411] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.373645][ T1411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.373956][ T1411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.374178][ T1411] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.374383][ T1411] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.374572][ T1411] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.374899][ T1411] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.375129][ T1411] RIP: 0033:0x7f512cf0008e [ 66.375323][ T1411] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.376007][ T1411] RSP: 002b:00007ffd168e02f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.376311][ T1411] RAX: ffffffffffffffda RBX: 00007ffd168e0ab0 RCX: 00007f512cf0008e [ 66.376685][ T1411] RDX: 0000000000000000 RSI: 00007ffd168e03a0 RDI: 0000000000000005 [ 66.376993][ T1411] RBP: 00007ffd168e0300 R08: 0000000000000000 R09: 0000000000000000 [ 66.377263][ T1411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.377636][ T1411] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd168e0a70 | [ 66.422585][ T1412] ------------[ cut here ]------------ | [ 66.422785][ T1412] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1412 | [ 66.423071][ T1412] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.423550][ T1412] Tainted: [W]=WARN [ 66.423666][ T1412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.423843][ T1412] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.424026][ T1412] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.424556][ T1412] RSP: 0018:ffa0000000757090 EFLAGS: 00010286 [ 66.424743][ T1412] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff40000000eadd8 [ 66.424985][ T1412] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 66.425195][ T1412] RBP: ff1100000e8f2000 R08: 1fe2200001535689 R09: ff1100001023d180 [ 66.425409][ T1412] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 66.425623][ T1412] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 66.425839][ T1412] FS: 00007f3f1ca49840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 66.426083][ T1412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.426280][ T1412] CR2: 000000000042e5e0 CR3: 00000000128dd005 CR4: 0000000000771ef0 [ 66.426500][ T1412] PKRU: 55555554 [ 66.426619][ T1412] Call Trace: [ 66.426730][ T1412] [ 66.426818][ T1412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.426960][ T1412] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 66.427114][ T1412] notifier_call_chain (kernel/notifier.c:85) [ 66.427257][ T1412] __netdev_upper_dev_link (net/core/dev.c:8931) [ 66.427402][ T1412] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 66.427546][ T1412] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 66.427696][ T1412] netdev_upper_dev_link (net/core/dev.c:8972) [ 66.427837][ T1412] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 66.427995][ T1412] register_vlan_dev (net/8021q/vlan.c:183) [ 66.428135][ T1412] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 66.428287][ T1412] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 66.428508][ T1412] ? nla_strscpy (lib/nlattr.c:795) [ 66.428658][ T1412] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 66.428803][ T1412] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 66.428943][ T1412] ? __dev_get_by_name (net/core/dev.c:883) [ 66.429081][ T1412] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 66.429234][ T1412] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 66.429480][ T1412] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.429716][ T1412] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.429857][ T1412] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.429998][ T1412] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.430152][ T1412] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.430293][ T1412] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.430601][ T1412] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.430750][ T1412] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.430894][ T1412] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.431034][ T1412] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.431173][ T1412] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.431312][ T1412] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.431529][ T1412] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.431808][ T1412] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.431950][ T1412] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.432107][ T1412] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.432247][ T1412] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.432469][ T1412] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.432612][ T1412] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.432781][ T1412] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.432921][ T1412] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.433064][ T1412] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.433205][ T1412] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.433450][ T1412] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.433599][ T1412] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.433780][ T1412] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.433925][ T1412] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.434069][ T1412] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.434264][ T1412] ? move_addr_to_kernel (net/socket.c:258) [ 66.434462][ T1412] ___sys_sendmsg (net/socket.c:2752) [ 66.434611][ T1412] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.434759][ T1412] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.434909][ T1412] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 66.435051][ T1412] __sys_sendmsg (net/socket.c:2784) [ 66.435193][ T1412] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.435339][ T1412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.435512][ T1412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.435667][ T1412] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.435821][ T1412] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.435962][ T1412] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.436102][ T1412] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.436287][ T1412] RIP: 0033:0x7f3f1cc8308e [ 66.436440][ T1412] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.436976][ T1412] RSP: 002b:00007ffc94645ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.437187][ T1412] RAX: ffffffffffffffda RBX: 00007ffc946462a0 RCX: 00007f3f1cc8308e [ 66.437415][ T1412] RDX: 0000000000000000 RSI: 00007ffc94645b90 RDI: 0000000000000005 [ 66.437631][ T1412] RBP: 00007ffc94645af0 R08: 0000000000000000 R09: 0000000000000000 [ 66.437846][ T1412] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.438055][ T1412] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc94646260 | [ 66.439784][ T1412] ------------[ cut here ]------------ | [ 66.439931][ T1412] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1412 | [ 66.440201][ T1412] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.440756][ T1412] Tainted: [W]=WARN [ 66.440859][ T1412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.441031][ T1412] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.441222][ T1412] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.441820][ T1412] RSP: 0018:ffa00000007571b0 EFLAGS: 00010286 [ 66.441991][ T1412] RAX: 00000000ffffffa6 RBX: ff110000028ffe00 RCX: 1ff40000000eadfc [ 66.442194][ T1412] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffebc [ 66.442401][ T1412] RBP: ff1100001017c000 R08: 1fe220000051ffd9 R09: ff1100001023d180 [ 66.442611][ T1412] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 66.443545][ T1412] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 66.443774][ T1412] FS: 00007f3f1ca49840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 66.444021][ T1412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.444203][ T1412] CR2: 000000000042e5e0 CR3: 00000000128dd005 CR4: 0000000000771ef0 [ 66.444423][ T1412] PKRU: 55555554 [ 66.444530][ T1412] Call Trace: [ 66.444640][ T1412] [ 66.444719][ T1412] ? register_vlan_dev (net/8021q/vlan.c:188) [ 66.444862][ T1412] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.445005][ T1412] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.445150][ T1412] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.445283][ T1412] __dev_notify_flags (net/core/dev.c:9787) [ 66.445429][ T1412] ? netdev_update_features (net/core/dev.c:11098) [ 66.445588][ T1412] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 66.445772][ T1412] ? netif_change_name (net/core/dev.c:1495) [ 66.445908][ T1412] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 66.446063][ T1412] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 66.446208][ T1412] ? register_vlan_dev (net/8021q/vlan.c:196) [ 66.446352][ T1412] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 66.446491][ T1412] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 66.446636][ T1412] ? nla_strscpy (lib/nlattr.c:795) [ 66.446779][ T1412] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 66.446917][ T1412] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 66.447054][ T1412] ? __dev_get_by_name (net/core/dev.c:883) [ 66.447192][ T1412] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 66.447335][ T1412] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 66.447502][ T1412] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.447653][ T1412] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.447792][ T1412] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.447930][ T1412] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.448067][ T1412] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.448204][ T1412] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.448351][ T1412] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.448489][ T1412] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.448630][ T1412] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.448774][ T1412] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.448911][ T1412] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.449047][ T1412] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.449186][ T1412] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.449324][ T1412] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.449468][ T1412] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.449637][ T1412] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.449786][ T1412] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.449927][ T1412] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.450063][ T1412] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.450200][ T1412] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.450339][ T1412] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.450485][ T1412] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.450629][ T1412] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.450773][ T1412] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.450914][ T1412] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.451051][ T1412] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.451209][ T1412] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.451350][ T1412] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.451546][ T1412] ? move_addr_to_kernel (net/socket.c:258) [ 66.451698][ T1412] ___sys_sendmsg (net/socket.c:2752) [ 66.451835][ T1412] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.451974][ T1412] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.452120][ T1412] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 66.452260][ T1412] __sys_sendmsg (net/socket.c:2784) [ 66.452400][ T1412] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.452544][ T1412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.452706][ T1412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.452843][ T1412] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.452980][ T1412] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.453116][ T1412] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.453253][ T1412] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.453427][ T1412] RIP: 0033:0x7f3f1cc8308e [ 66.453591][ T1412] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.454138][ T1412] RSP: 002b:00007ffc94645ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.454378][ T1412] RAX: ffffffffffffffda RBX: 00007ffc946462a0 RCX: 00007f3f1cc8308e [ 66.454585][ T1412] RDX: 0000000000000000 RSI: 00007ffc94645b90 RDI: 0000000000000005 [ 66.454808][ T1412] RBP: 00007ffc94645af0 R08: 0000000000000000 R09: 0000000000000000 [ 66.455014][ T1412] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.455262][ T1412] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc94646260 | [ 66.481836][ T1413] ------------[ cut here ]------------ | [ 66.482005][ T1413] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1413 | [ 66.482295][ T1413] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.482777][ T1413] Tainted: [W]=WARN [ 66.482881][ T1413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.483053][ T1413] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.483228][ T1413] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.483726][ T1413] RSP: 0018:ffa0000000767020 EFLAGS: 00010286 [ 66.483898][ T1413] RAX: 00000000ffffffa6 RBX: ff110000028fe040 RCX: 1ff40000000ecdca [ 66.484098][ T1413] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe0fc [ 66.484297][ T1413] RBP: ff11000009b0c000 R08: 1fe220000051fc21 R09: ff11000010238b58 [ 66.484504][ T1413] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 66.484715][ T1413] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 66.484917][ T1413] FS: 00007f678fb6a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 66.485152][ T1413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.485320][ T1413] CR2: 000000002dc9c988 CR3: 000000000cb51001 CR4: 0000000000771ef0 [ 66.485531][ T1413] PKRU: 55555554 [ 66.485636][ T1413] Call Trace: [ 66.485741][ T1413] [ 66.485811][ T1413] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.485945][ T1413] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.486047][ T1413] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 66.486181][ T1413] __dev_notify_flags (net/core/dev.c:9787) [ 66.486315][ T1413] ? netif_change_name (net/core/dev.c:1495) [ 66.486551][ T1413] ? __dev_change_flags (net/core/dev.c:9752) [ 66.486710][ T1413] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 66.486843][ T1413] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.486978][ T1413] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 66.487114][ T1413] netif_change_flags (net/core/dev.c:9820) [ 66.487248][ T1413] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 66.487478][ T1413] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 66.487622][ T1413] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 66.487857][ T1413] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 66.488024][ T1413] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 66.488156][ T1413] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.488289][ T1413] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 66.488502][ T1413] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.488640][ T1413] ? __kernel_text_address (kernel/extable.c:79) [ 66.488781][ T1413] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.488916][ T1413] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.489048][ T1413] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.489184][ T1413] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.489317][ T1413] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 66.489552][ T1413] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.489696][ T1413] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.489831][ T1413] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 66.489966][ T1413] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 66.490099][ T1413] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 66.490240][ T1413] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.490431][ T1413] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 66.490572][ T1413] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 66.490754][ T1413] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.490889][ T1413] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.491023][ T1413] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.491196][ T1413] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.491485][ T1413] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.491696][ T1413] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.491908][ T1413] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.492111][ T1413] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.492319][ T1413] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.492633][ T1413] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.492857][ T1413] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.493069][ T1413] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.493278][ T1413] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.493590][ T1413] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.493806][ T1413] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.494017][ T1413] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.494215][ T1413] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.494375][ T1413] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.494511][ T1413] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.494660][ T1413] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.494802][ T1413] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.494935][ T1413] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.495071][ T1413] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.495205][ T1413] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.495339][ T1413] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.495483][ T1413] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.495624][ T1413] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.495769][ T1413] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.495903][ T1413] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.496036][ T1413] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.496170][ T1413] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.496333][ T1413] ? move_addr_to_kernel (net/socket.c:258) [ 66.496475][ T1413] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.496619][ T1413] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.496764][ T1413] ___sys_sendmsg (net/socket.c:2752) [ 66.496897][ T1413] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 66.497062][ T1413] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.497207][ T1413] __sys_sendmsg (net/socket.c:2784) [ 66.497342][ T1413] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.497482][ T1413] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 66.497692][ T1413] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 66.497825][ T1413] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.497959][ T1413] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.498092][ T1413] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.498224][ T1413] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.498362][ T1413] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.498529][ T1413] RIP: 0033:0x7f678fda408e [ 66.498681][ T1413] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.499164][ T1413] RSP: 002b:00007fff18704240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.499371][ T1413] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f678fda408e [ 66.499574][ T1413] RDX: 0000000000000000 RSI: 00007fff187042f0 RDI: 0000000000000005 [ 66.499782][ T1413] RBP: 00007fff18704250 R08: 0000000000000000 R09: 0000000000000000 [ 66.499980][ T1413] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.500177][ T1413] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff187049c0 | [ 66.531574][ T1414] ------------[ cut here ]------------ | [ 66.531766][ T1414] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1414 | [ 66.532038][ T1414] Modules linked in: vxlan ip6_gre ip_gre gre | [ 66.532494][ T1414] Tainted: [W]=WARN [ 66.532600][ T1414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.532780][ T1414] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 66.532954][ T1414] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 66.533522][ T1414] RSP: 0018:ffa0000000777020 EFLAGS: 00010286 [ 66.533700][ T1414] RAX: 00000000ffffffa6 RBX: ff110000028ff1c0 RCX: 1ff40000000eedca [ 66.533897][ T1414] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff27c [ 66.534099][ T1414] RBP: ff1100001017c000 R08: 1fe220000051fe51 R09: ff11000009742e58 [ 66.534297][ T1414] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 66.534583][ T1414] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 66.534797][ T1414] FS: 00007fc38b566840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 66.535126][ T1414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.535294][ T1414] CR2: 0000000024485988 CR3: 00000000128dd002 CR4: 0000000000771ef0 [ 66.535603][ T1414] PKRU: 55555554 [ 66.535713][ T1414] Call Trace: [ 66.535815][ T1414] [ 66.535885][ T1414] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 66.536028][ T1414] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 66.536133][ T1414] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 66.536289][ T1414] __dev_notify_flags (net/core/dev.c:9787) [ 66.536507][ T1414] ? netif_change_name (net/core/dev.c:1495) [ 66.536654][ T1414] ? __dev_change_flags (net/core/dev.c:9752) [ 66.536790][ T1414] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 66.536924][ T1414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.537057][ T1414] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 66.537194][ T1414] netif_change_flags (net/core/dev.c:9820) [ 66.537330][ T1414] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 66.537558][ T1414] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 66.537701][ T1414] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 66.537839][ T1414] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 66.538006][ T1414] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 66.538140][ T1414] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.538277][ T1414] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 66.538506][ T1414] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.538654][ T1414] ? __kernel_text_address (kernel/extable.c:79) [ 66.538790][ T1414] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.538961][ T1414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.539169][ T1414] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.539515][ T1414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.539734][ T1414] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 66.539946][ T1414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.540157][ T1414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.540470][ T1414] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 66.540689][ T1414] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 66.540902][ T1414] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 66.541118][ T1414] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 66.541333][ T1414] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 66.541558][ T1414] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 66.541712][ T1414] rtnl_newlink (net/core/rtnetlink.c:4150) [ 66.541847][ T1414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.541980][ T1414] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.542114][ T1414] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.542247][ T1414] ? mark_usage (kernel/locking/lockdep.c:4674) [ 66.542387][ T1414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.542525][ T1414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.542665][ T1414] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.542803][ T1414] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.542937][ T1414] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 66.543073][ T1414] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 66.543208][ T1414] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 66.543343][ T1414] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.543485][ T1414] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.543625][ T1414] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.543768][ T1414] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 66.543902][ T1414] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 66.544037][ T1414] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 66.544176][ T1414] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.544316][ T1414] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.544460][ T1414] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 66.544596][ T1414] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 66.544738][ T1414] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.544877][ T1414] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.545012][ T1414] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 66.545150][ T1414] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 66.545285][ T1414] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 66.545430][ T1414] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 66.545570][ T1414] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 66.545783][ T1414] ? copy_msghdr_from_user (net/socket.c:2635) [ 66.545943][ T1414] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 66.546112][ T1414] ? move_addr_to_kernel (net/socket.c:258) [ 66.546249][ T1414] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 66.546391][ T1414] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 66.546535][ T1414] ___sys_sendmsg (net/socket.c:2752) [ 66.546680][ T1414] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 66.546848][ T1414] ? copy_msghdr_from_user (net/socket.c:2603) [ 66.546998][ T1414] __sys_sendmsg (net/socket.c:2784) [ 66.547133][ T1414] ? __sys_sendmsg_sock (net/socket.c:2765) [ 66.547266][ T1414] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 66.547440][ T1414] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 66.547575][ T1414] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 66.547723][ T1414] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 66.547858][ T1414] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 66.547995][ T1414] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 66.548131][ T1414] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.548300][ T1414] RIP: 0033:0x7fc38b7a008e [ 66.548446][ T1414] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.548945][ T1414] RSP: 002b:00007ffe4d6b5680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.549150][ T1414] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc38b7a008e [ 66.549358][ T1414] RDX: 0000000000000000 RSI: 00007ffe4d6b5730 RDI: 0000000000000005 [ 66.549567][ T1414] RBP: 00007ffe4d6b5690 R08: 0000000000000000 R09: 0000000000000000 [ 66.549885][ T1414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff4 [ 66.550205][ T1414] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d6b5e00 | [ 67.013838][ T12] ------------[ cut here ]------------ | [ 67.014015][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 67.014300][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.014842][ T12] Tainted: [W]=WARN [ 67.014946][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.015114][ T12] Workqueue: netns cleanup_net [ 67.015249][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.015422][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.015902][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 67.016064][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae740 RCX: 1ff4000000018ec7 [ 67.016259][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae7fc [ 67.016461][ T12] RBP: ff1100000fc7a000 R08: 1fe2200001795d01 R09: ff11000001aed1d0 [ 67.016664][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 67.016859][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 67.017058][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.017280][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.017444][ T12] CR2: 00007f934cfcf55f CR3: 000000000a2d6002 CR4: 0000000000771ef0 [ 67.017643][ T12] PKRU: 55555554 [ 67.017745][ T12] Call Trace: [ 67.017842][ T12] [ 67.017910][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.018040][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.018137][ T12] netif_close_many (net/core/dev.c:1804) [ 67.018275][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.018411][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 67.018585][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 67.018752][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.018883][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.019040][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.019170][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.019299][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.019433][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.019563][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.019701][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.019830][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.019958][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.020083][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.020218][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.020343][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.020478][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.020613][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.020751][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.020878][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.021009][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.021134][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.021263][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.021397][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.021521][ T12] kthread (kernel/kthread.c:436) [ 67.021621][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.021862][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.021988][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.022116][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.022273][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.022409][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.022559][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.024807][ T12] ------------[ cut here ]------------ | [ 67.024971][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 67.025228][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.025839][ T12] Tainted: [W]=WARN [ 67.025941][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.026109][ T12] Workqueue: netns cleanup_net [ 67.026249][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.026436][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.026956][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 67.027126][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21fe00 RCX: 1ff4000000018e80 [ 67.027332][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21febc [ 67.027537][ T12] RBP: ff11000009b0c000 R08: 1fe2200001c43fd9 R09: ff11000001aed1d0 [ 67.027786][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 67.027982][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 67.028201][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.028433][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.028613][ T12] CR2: 00007f934cfcf55f CR3: 000000000a2d6002 CR4: 0000000000771ef0 [ 67.028823][ T12] PKRU: 55555554 [ 67.028922][ T12] Call Trace: [ 67.029019][ T12] [ 67.029088][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.029221][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.029320][ T12] netif_close_many (net/core/dev.c:1804) [ 67.029462][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.029597][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.029737][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 67.029872][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 67.030003][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 67.030132][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 67.030263][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 67.030407][ T12] notifier_call_chain (kernel/notifier.c:85) [ 67.030542][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 67.030703][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.030836][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 67.030999][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 67.031163][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.031294][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.031464][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.031599][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.031755][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.031892][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.032022][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.032174][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.032307][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.032448][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.032576][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.032722][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.032852][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.032980][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.033112][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.033242][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.033381][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.033520][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.033660][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.033796][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.033933][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.034068][ T12] kthread (kernel/kthread.c:436) [ 67.034167][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.034333][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.034474][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.034614][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.034782][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.034913][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.035048][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.037836][ T12] ------------[ cut here ]------------ | [ 67.037962][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 67.038273][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.039507][ T12] Tainted: [W]=WARN [ 67.039606][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.039762][ T12] Workqueue: netns cleanup_net [ 67.039909][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.040105][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.040604][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.040766][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9858c0 RCX: 1ff4000000018eed [ 67.040949][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98597c [ 67.041173][ T12] RBP: ff11000004cd1000 R08: 1fe2200001930b31 R09: ff11000001aed1d0 [ 67.041402][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.041592][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.041804][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.042020][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.042173][ T12] CR2: 00007f934cfcf55f CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 67.042409][ T12] PKRU: 55555554 [ 67.042504][ T12] Call Trace: [ 67.042681][ T12] [ 67.042748][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.042915][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.043063][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.043184][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.043306][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.043558][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.043690][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.043818][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.043941][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.044134][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.044263][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.044451][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.044574][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.044709][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.044832][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.044959][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.045085][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.045210][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.045338][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.045516][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.045663][ T12] kthread (kernel/kthread.c:436) [ 67.045759][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.045926][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.046048][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.046244][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.046447][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.046570][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.046703][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.049364][ T12] ------------[ cut here ]------------ | [ 67.049519][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.049772][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.050213][ T12] Tainted: [W]=WARN [ 67.050310][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.050473][ T12] Workqueue: netns cleanup_net [ 67.050618][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.050784][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.051236][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.051404][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984580 RCX: 1ff4000000018eed [ 67.051592][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98463c [ 67.051779][ T12] RBP: ff1100000fe2c000 R08: 1fe22000019308c9 R09: ff11000001aed1d0 [ 67.051958][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.052139][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.052322][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.052539][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.052710][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 67.052892][ T12] PKRU: 55555554 [ 67.052984][ T12] Call Trace: [ 67.053074][ T12] [ 67.053140][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.053296][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.053457][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.053581][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.053712][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.053835][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.053956][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.054107][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.054232][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.054359][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.054485][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.054619][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.054748][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.054869][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.054988][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.055111][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.055236][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.055359][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.055500][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.055628][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.055752][ T12] kthread (kernel/kthread.c:436) [ 67.055843][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.055992][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.056116][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.056238][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.056390][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.056512][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.056661][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.059344][ T12] ------------[ cut here ]------------ | [ 67.059489][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.059739][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.060177][ T12] Tainted: [W]=WARN [ 67.060269][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.060428][ T12] Workqueue: netns cleanup_net [ 67.060561][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.060729][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.061168][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.061321][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985540 RCX: 1ff4000000018eed [ 67.061507][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9855fc [ 67.061697][ T12] RBP: ff1100000a384000 R08: 1fe2200001930ac1 R09: ff11000001aed1d0 [ 67.061878][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.062062][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.062243][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.062461][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.062620][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 67.062811][ T12] PKRU: 55555554 [ 67.062901][ T12] Call Trace: [ 67.062992][ T12] [ 67.063064][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.063222][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.063397][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.063525][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.063660][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.063783][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.063907][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.064032][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.064160][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.064284][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.064411][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.064535][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.064664][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.064794][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.064915][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.065038][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.065163][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.065285][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.065419][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.065548][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.065733][ T12] kthread (kernel/kthread.c:436) [ 67.065826][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.065979][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.066100][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.066417][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.066570][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.066705][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.066843][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.069401][ T12] ------------[ cut here ]------------ | [ 67.069526][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.069771][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.070222][ T12] Tainted: [W]=WARN [ 67.070343][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.070505][ T12] Workqueue: netns cleanup_net [ 67.070640][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.070809][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.071234][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.071388][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f1c0 RCX: 1ff4000000018eed [ 67.071578][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f27c [ 67.071771][ T12] RBP: ff1100000eb49000 R08: 1fe2200001f65e51 R09: ff11000001aed1d0 [ 67.071958][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.072164][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.072353][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.072568][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.072730][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 67.072912][ T12] PKRU: 55555554 [ 67.073003][ T12] Call Trace: [ 67.073094][ T12] [ 67.073158][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.073317][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.073476][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.073599][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.073725][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.073844][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.073965][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.074087][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.074211][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.074332][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.074463][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.074590][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.074791][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.074912][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.075107][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.075230][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.075360][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.075485][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.075616][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.075747][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.075868][ T12] kthread (kernel/kthread.c:436) [ 67.076034][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.076185][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.076326][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.076454][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.076611][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.076740][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.076861][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.080203][ T12] ------------[ cut here ]------------ | [ 67.080412][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.080769][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.081596][ T12] Tainted: [W]=WARN [ 67.081747][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.081987][ T12] Workqueue: netns cleanup_net [ 67.082324][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.082761][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.083641][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.083886][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f8c0 RCX: 1ff4000000018eed [ 67.084168][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f97c [ 67.084622][ T12] RBP: ff1100000dbf9000 R08: 1fe2200001f65f31 R09: ff11000001aed1d0 [ 67.085084][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.085522][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.085812][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.086287][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.086694][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 67.087102][ T12] PKRU: 55555554 [ 67.087242][ T12] Call Trace: [ 67.087546][ T12] [ 67.087648][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.087900][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.088267][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.088638][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.088836][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.089026][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.089457][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.089661][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.089857][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.090046][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.090244][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.090586][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.090779][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.090977][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.091166][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.091447][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.091648][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.091849][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.092051][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.092472][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.092669][ T12] kthread (kernel/kthread.c:436) [ 67.092816][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.093053][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.093244][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.093528][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.093768][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.093958][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.094167][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.098687][ T12] ------------[ cut here ]------------ | [ 67.098866][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.099157][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.099846][ T12] Tainted: [W]=WARN [ 67.099988][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.100200][ T12] Workqueue: netns cleanup_net [ 67.100397][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.100616][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.101099][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.101304][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb380 RCX: 1ff4000000018eed [ 67.101550][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb43c [ 67.101797][ T12] RBP: ff11000009289000 R08: 1fe2200000af7689 R09: ff11000001aed1d0 [ 67.102031][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.102262][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.102514][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.102792][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.102992][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.103227][ T12] PKRU: 55555554 [ 67.103381][ T12] Call Trace: [ 67.103522][ T12] [ 67.103649][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.103959][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.104281][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.104550][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.104808][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.105057][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.105249][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.105444][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.105648][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.105834][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.106012][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.106185][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.106373][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.106552][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.106743][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.106920][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.107104][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.107276][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.107465][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.107664][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.107840][ T12] kthread (kernel/kthread.c:436) [ 67.107983][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.108186][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.108375][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.108554][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.108773][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.108950][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.109179][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.114254][ T12] ------------[ cut here ]------------ | [ 67.114516][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.114951][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.115753][ T12] Tainted: [W]=WARN [ 67.115984][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.116256][ T12] Workqueue: netns cleanup_net [ 67.116532][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.116840][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.117565][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.117860][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82900 RCX: 1ff4000000018eed [ 67.118183][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd829bc [ 67.118530][ T12] RBP: ff1100000fabc000 R08: 1fe22000017b0539 R09: ff11000001aed1d0 [ 67.118871][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.119221][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.119578][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.119964][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.120242][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.120590][ T12] PKRU: 55555554 [ 67.120795][ T12] Call Trace: [ 67.121003][ T12] [ 67.121193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.121505][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.121820][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.122060][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.122297][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.122546][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.122800][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.123051][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.123317][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.123582][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.123846][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.124098][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.124383][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.124646][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.124909][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.125160][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.125433][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.125669][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.125921][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.126179][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.126438][ T12] kthread (kernel/kthread.c:436) [ 67.126638][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.126990][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.127244][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.127511][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.127807][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.128046][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.128290][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.132194][ T12] ------------[ cut here ]------------ | [ 67.132451][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.132907][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.133832][ T12] Tainted: [W]=WARN [ 67.134036][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.134328][ T12] Workqueue: netns cleanup_net [ 67.134609][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.134931][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.135691][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.135991][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd83540 RCX: 1ff4000000018eed [ 67.136334][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd835fc [ 67.136699][ T12] RBP: ff1100000c2a4000 R08: 1fe22000017b06c1 R09: ff11000001aed1d0 [ 67.137042][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.137399][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.137751][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.138143][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.138457][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.138810][ T12] PKRU: 55555554 [ 67.139009][ T12] Call Trace: [ 67.139205][ T12] [ 67.139376][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.139691][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.139981][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.140249][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.140516][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.140751][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.140936][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.141113][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.141291][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.141480][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.141779][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.141994][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.142169][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.142378][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.142554][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.142802][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.143059][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.143251][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.143447][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.143638][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.143899][ T12] kthread (kernel/kthread.c:436) [ 67.144044][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.144246][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.144435][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.144624][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.144915][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.145090][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.145263][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.148270][ T12] ------------[ cut here ]------------ | [ 67.149110][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.149460][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.150110][ T12] Tainted: [W]=WARN [ 67.150300][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.150579][ T12] Workqueue: netns cleanup_net [ 67.150923][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.151310][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.152149][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.152544][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780900 RCX: 1ff4000000018eed [ 67.152970][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107809bc [ 67.153255][ T12] RBP: ff1100000ff09000 R08: 1fe22000020f0139 R09: ff11000001aed1d0 [ 67.153552][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.153854][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.154137][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.154485][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.154764][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.155047][ T12] PKRU: 55555554 [ 67.155233][ T12] Call Trace: [ 67.155433][ T12] [ 67.155604][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.155871][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.156119][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.156383][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.156676][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.156952][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.157224][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.157513][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.157748][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.157916][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.158093][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.158266][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.158453][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.158635][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.158816][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.158992][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.159195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.159381][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.159560][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.159781][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.159954][ T12] kthread (kernel/kthread.c:436) [ 67.160095][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.160312][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.160502][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.160697][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.160898][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.161072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.161246][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.174967][ T12] ------------[ cut here ]------------ | [ 67.175200][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.175663][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.176518][ T12] Tainted: [W]=WARN [ 67.176731][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.177022][ T12] Workqueue: netns cleanup_net [ 67.177282][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.177716][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.178552][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 67.178953][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780ac0 RCX: 1ff4000000018e99 [ 67.179432][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780b7c [ 67.179913][ T12] RBP: ff11000009b0c000 R08: 1fe22000020f0171 R09: ff11000001aed1d0 [ 67.180447][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.180910][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.181372][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.181846][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.182154][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.182571][ T12] PKRU: 55555554 [ 67.182787][ T12] Call Trace: [ 67.183025][ T12] [ 67.183196][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.183534][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.183852][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 67.184120][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.184376][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 67.184691][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 67.184962][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 67.185228][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 67.185494][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 67.185765][ T12] notifier_call_chain (kernel/notifier.c:85) [ 67.186036][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 67.186371][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.186682][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.186955][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.187225][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.187492][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.187747][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.188007][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.188270][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.188587][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.188873][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.189139][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.189425][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.189708][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.189974][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.190249][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.190540][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.190813][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.191090][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.191382][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.191651][ T12] kthread (kernel/kthread.c:436) [ 67.191864][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.192173][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.192452][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.192711][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.193055][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.193337][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.193612][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.210968][ T12] ------------[ cut here ]------------ | [ 67.211184][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.211489][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.212044][ T12] Tainted: [W]=WARN [ 67.212187][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.212401][ T12] Workqueue: netns cleanup_net [ 67.212583][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.212811][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.213337][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.213562][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781c40 RCX: 1ff4000000018eed [ 67.213808][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781cfc [ 67.214044][ T12] RBP: ff1100000fc7a000 R08: 1fe22000020f03a1 R09: ff11000001aed1d0 [ 67.214275][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.214523][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.214775][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.215040][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.215243][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.215495][ T12] PKRU: 55555554 [ 67.215651][ T12] Call Trace: [ 67.215804][ T12] [ 67.215919][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.216131][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.216332][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.216527][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.216763][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.217012][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.217260][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.217528][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.217798][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.218043][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.218298][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.218564][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.218817][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.219069][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.219317][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.219526][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.219722][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.219899][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.220079][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.220262][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.220468][ T12] kthread (kernel/kthread.c:436) [ 67.220618][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.220832][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.221018][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.221197][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.221423][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.221604][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.221790][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.241694][ T12] ------------[ cut here ]------------ | [ 67.241884][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.242192][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.242809][ T12] Tainted: [W]=WARN [ 67.242959][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.243171][ T12] Workqueue: netns cleanup_net [ 67.243373][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.243594][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.244153][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 67.244380][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d700 RCX: 1ff4000000018eaf [ 67.244630][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d7bc [ 67.244885][ T12] RBP: ff1100000ebc4000 R08: 1fe2200001663af9 R09: ff11000001aed1d0 [ 67.245143][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 67.245400][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005199000 [ 67.245671][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.245952][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.246168][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.246428][ T12] PKRU: 55555554 [ 67.246578][ T12] Call Trace: [ 67.246743][ T12] [ 67.246863][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.247045][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.247196][ T12] netif_close_many (net/core/dev.c:1804) [ 67.247392][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.247575][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.247772][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.247954][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.248135][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 67.248360][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 67.248575][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.248772][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.249014][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.249195][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.249388][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 67.249629][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 67.249823][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 67.250008][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 67.250190][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 67.250384][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 67.250572][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 67.250771][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.250975][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.251184][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.251381][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.251559][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.251756][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.251936][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.252122][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.252311][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.252504][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.252709][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.252893][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.253070][ T12] kthread (kernel/kthread.c:436) [ 67.253218][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.253441][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.253632][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.253844][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.254054][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.254233][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.254426][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.256783][ T12] ------------[ cut here ]------------ | [ 67.256979][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.257276][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.259590][ T12] Tainted: [W]=WARN [ 67.259896][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.260339][ T12] Workqueue: netns cleanup_net [ 67.260863][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.261305][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.261983][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 67.262278][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31cac0 RCX: 1ff4000000018eaf [ 67.262602][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cb7c [ 67.262930][ T12] RBP: ff11000005199000 R08: 1fe2200001663971 R09: ff11000001aed1d0 [ 67.263415][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 67.263816][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 67.264129][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.264570][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.264877][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.265236][ T12] PKRU: 55555554 [ 67.265457][ T12] Call Trace: [ 67.265666][ T12] [ 67.265825][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.266102][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 67.266372][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.266588][ T12] netif_close_many (net/core/dev.c:1804) [ 67.266848][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.267094][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.267323][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.267597][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.267857][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 67.268150][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 67.268468][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.268733][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.269037][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.269293][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.269562][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 67.269928][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 67.270188][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 67.270468][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 67.270760][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 67.271017][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 67.271298][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 67.271578][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.271841][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.272133][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.272396][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.272663][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.272919][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.273174][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.273443][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.273707][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.273952][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.274212][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.274500][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.274758][ T12] kthread (kernel/kthread.c:436) [ 67.274977][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.275275][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.275544][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.275809][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.276110][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.276383][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.276636][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.292037][ T12] ------------[ cut here ]------------ | [ 67.292325][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.293338][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.293935][ T12] Tainted: [W]=WARN [ 67.294079][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.294378][ T12] Workqueue: netns cleanup_net [ 67.294622][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.294937][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.295680][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 67.295978][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff4000000018ed5 [ 67.296326][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 67.296676][ T12] RBP: ff1100000ebc4000 R08: 1fe2200002514251 R09: ff11000001aed1d0 [ 67.297002][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.297339][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.297706][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.298077][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.298380][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.298715][ T12] PKRU: 55555554 [ 67.298914][ T12] Call Trace: [ 67.299117][ T12] [ 67.299267][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.299580][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.299882][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.300131][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.300392][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 67.300699][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 67.300948][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 67.301203][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 67.301461][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 67.301717][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 67.301973][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.302219][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.302487][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.302748][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.303000][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.303251][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.303514][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.303828][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.304085][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.304333][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.304606][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.304868][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.305119][ T12] kthread (kernel/kthread.c:436) [ 67.305315][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.305623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.305887][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.306162][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.306502][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.306770][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.307029][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.312516][ T12] ------------[ cut here ]------------ | [ 67.312750][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 67.313197][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.313943][ T12] Tainted: [W]=WARN [ 67.314088][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.314387][ T12] Workqueue: netns cleanup_net [ 67.314629][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.314902][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.315634][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 67.315903][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2363c0 RCX: 1ff4000000018ed5 [ 67.316194][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23647c [ 67.316498][ T12] RBP: ff11000005199000 R08: 1fe2200001646c91 R09: ff11000001aed1d0 [ 67.316810][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 67.317119][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.317454][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 67.317804][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.318064][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 67.318405][ T12] PKRU: 55555554 [ 67.318572][ T12] Call Trace: [ 67.318752][ T12] [ 67.318872][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.319148][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.319435][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.319674][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.319885][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 67.320058][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 67.320188][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 67.320389][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 67.320580][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 67.320790][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 67.320988][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.321116][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.321243][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.321398][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.321577][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.321786][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.322201][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.322327][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.322471][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.322601][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.322739][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.322926][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.323056][ T12] kthread (kernel/kthread.c:436) [ 67.323150][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.323304][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.323442][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.323567][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.323795][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.323927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.324096][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.326872][ T12] ------------[ cut here ]------------ | [ 67.327021][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 67.327265][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.327867][ T12] Tainted: [W]=WARN [ 67.327964][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.328175][ T12] Workqueue: netns cleanup_net [ 67.328339][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.328583][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.329147][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 67.329309][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236200 RCX: 1ff4000000018ed5 [ 67.329512][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2362bc [ 67.329714][ T12] RBP: ff11000010289000 R08: 1fe2200001646c59 R09: ff11000001aed1d0 [ 67.329964][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 67.330227][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.330481][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 67.330800][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.330958][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 67.331198][ T12] PKRU: 55555554 [ 67.331298][ T12] Call Trace: [ 67.331406][ T12] [ 67.331473][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.331637][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.331796][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.331920][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.332040][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 67.332195][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 67.332320][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 67.332508][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 67.332660][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 67.332801][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 67.332970][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.333166][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.333297][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.333500][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.333664][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.333888][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.334117][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.334367][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.334601][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.334802][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.334950][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.335080][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.335200][ T12] kthread (kernel/kthread.c:436) [ 67.335375][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.335619][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.335797][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.336000][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.336158][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.336285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.336491][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.345819][ T1446] ------------[ cut here ]------------ | [ 67.346025][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1446 | [ 67.346296][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.346770][ T1446] Tainted: [W]=WARN [ 67.346871][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.347044][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.347223][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.347724][ T1446] RSP: 0018:ffa0000000777a80 EFLAGS: 00010286 [ 67.347898][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff40000000eef16 [ 67.348100][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 67.348304][ T1446] RBP: ff1100000ed14000 R08: 1fe2200001ad7c59 R09: ff1100000eea2e80 [ 67.348518][ T1446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.348733][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed14000 [ 67.348942][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.349179][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.349356][ T1446] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.349562][ T1446] PKRU: 55555554 [ 67.349674][ T1446] Call Trace: [ 67.349777][ T1446] [ 67.349853][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.349990][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.350131][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.350234][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.350377][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.350550][ T1446] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.350702][ T1446] register_netdev (net/core/dev.c:11552) [ 67.350837][ T1446] loopback_net_init (drivers/net/loopback.c:218) [ 67.350974][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.351077][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.351179][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.351313][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.351457][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.351600][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.351743][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.351881][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.352016][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.352152][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.352287][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.352427][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.352567][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.352783][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.352992][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.353202][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.353420][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.353637][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.353857][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.354121][ T1446] RIP: 0033:0x7ff001467bcb [ 67.354354][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.355027][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.355362][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.355686][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.356011][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.356283][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.356578][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.364005][ T1446] ------------[ cut here ]------------ | [ 67.364243][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1446 | [ 67.364687][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.365293][ T1446] Tainted: [W]=WARN [ 67.365400][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.365570][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.365844][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.366619][ T1446] RSP: 0018:ffa0000000777918 EFLAGS: 00010286 [ 67.366918][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000d906580 RCX: 1ff40000000eeee9 [ 67.367238][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90663c [ 67.367571][ T1446] RBP: ff1100000e84c000 R08: 1fe2200001b20cc9 R09: ff1100000eea2e80 [ 67.367898][ T1446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.368215][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e84c000 [ 67.368544][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.368959][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.369230][ T1446] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.369558][ T1446] PKRU: 55555554 [ 67.369722][ T1446] Call Trace: [ 67.369881][ T1446] [ 67.369993][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.370208][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.370428][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.370588][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.370812][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.371080][ T1446] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.371300][ T1446] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.371526][ T1446] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.371748][ T1446] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.371967][ T1446] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.372182][ T1446] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.372415][ T1446] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.372639][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.372811][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.372977][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.373192][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.373418][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.373629][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.373856][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.374074][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.374285][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.374503][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.374723][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.374931][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.375145][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.375370][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.375584][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.375822][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.376038][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.376252][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.376582][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.376969][ T1446] RIP: 0033:0x7ff001467bcb [ 67.377194][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.378085][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.378515][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.378839][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.379160][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.379583][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.379906][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.398935][ T1446] ------------[ cut here ]------------ | [ 67.399124][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1446 | [ 67.399395][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.399979][ T1446] Tainted: [W]=WARN [ 67.400082][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.400256][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.400436][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.400928][ T1446] RSP: 0018:ffa00000007778f8 EFLAGS: 00010286 [ 67.401103][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000c57a740 RCX: 1ff40000000eeee5 [ 67.401306][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a7fc [ 67.401515][ T1446] RBP: ff1100000a3a4000 R08: 1fe22000018af501 R09: ff1100000eea2e80 [ 67.401726][ T1446] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.401966][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3a4000 [ 67.402180][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.402428][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.402614][ T1446] CR2: 000055f6a15ced5c CR3: 000000000ec73005 CR4: 0000000000771ef0 [ 67.402829][ T1446] PKRU: 55555554 [ 67.402934][ T1446] Call Trace: [ 67.403035][ T1446] [ 67.403105][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.403241][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.403385][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.403490][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.403630][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.403809][ T1446] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.403948][ T1446] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.404085][ T1446] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.404221][ T1446] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.404364][ T1446] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.404530][ T1446] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.404679][ T1446] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 67.404817][ T1446] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 67.404955][ T1446] vti_init_net (net/ipv4/ip_vti.c:517) [ 67.405093][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.405197][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.405299][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.405441][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.405580][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.405807][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.406002][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.406145][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.406282][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.406422][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.406561][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.406703][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.406840][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.406977][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.407135][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.407273][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.407416][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.407554][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.407701][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.407876][ T1446] RIP: 0033:0x7ff001467bcb [ 67.408021][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.408514][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.408734][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.408936][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.409137][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.409340][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.409557][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.415366][ T1446] ------------[ cut here ]------------ | [ 67.415615][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1446 | [ 67.416055][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.417711][ T1446] Tainted: [W]=WARN [ 67.417892][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.418159][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.418542][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.419281][ T1446] RSP: 0018:ffa0000000777a78 EFLAGS: 00010286 [ 67.419661][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000fb29e00 RCX: 1ff40000000eef15 [ 67.420095][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb29ebc [ 67.420519][ T1446] RBP: ff110000051b1000 R08: 1fe2200001f653d9 R09: ff1100000eea2e80 [ 67.420833][ T1446] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.421142][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051b1000 [ 67.421574][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.421949][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.422209][ T1446] CR2: 000055f6a15ced5c CR3: 000000000ec73005 CR4: 0000000000771ef0 [ 67.422623][ T1446] PKRU: 55555554 [ 67.422793][ T1446] Call Trace: [ 67.422954][ T1446] [ 67.423065][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.423281][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.423601][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.423771][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.423986][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.424252][ T1446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.424572][ T1446] register_netdev (net/core/dev.c:11552) [ 67.424790][ T1446] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 67.425006][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.425169][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.425325][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.425624][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.425840][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.426056][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.426271][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.426583][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.426823][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.427038][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.427245][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.427554][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.427808][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.428025][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.428231][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.428533][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.428747][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.428960][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.429172][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.429528][ T1446] RIP: 0033:0x7ff001467bcb [ 67.429752][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.430615][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.430943][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.431268][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.431696][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.432007][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.432322][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.435696][ T12] ------------[ cut here ]------------ | [ 67.435870][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 67.436189][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.436749][ T12] Tainted: [W]=WARN [ 67.436884][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.437091][ T12] Workqueue: netns cleanup_net [ 67.437236][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.437414][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.437916][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 67.438070][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fe00 RCX: 1ff4000000018ec7 [ 67.438256][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67febc [ 67.438448][ T12] RBP: ff1100000e8f2000 R08: 1fe22000018cffd9 R09: ff11000001aed1d0 [ 67.438876][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 67.439063][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 67.439313][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 67.439564][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.439771][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.440014][ T12] PKRU: 55555554 [ 67.440112][ T12] Call Trace: [ 67.440204][ T12] [ 67.440270][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.440415][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.440512][ T12] netif_close_many (net/core/dev.c:1804) [ 67.440651][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.440782][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 67.440937][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 67.441090][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.441216][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.441380][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.441511][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.441643][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.441772][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.441895][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.442019][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.442143][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.442269][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.442402][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.442531][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.442665][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.442787][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.442912][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.443035][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.443256][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.443530][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.443767][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.443985][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.444137][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.444309][ T12] kthread (kernel/kthread.c:436) [ 67.444423][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.444581][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.444734][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.444860][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.445071][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.445257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.445460][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.448581][ T12] ------------[ cut here ]------------ | [ 67.448817][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 67.449241][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.450017][ T12] Tainted: [W]=WARN [ 67.450226][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.450528][ T12] Workqueue: netns cleanup_net [ 67.450764][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.451069][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.451890][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 67.452187][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e3c0 RCX: 1ff4000000018e80 [ 67.452560][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e47c [ 67.452892][ T12] RBP: ff1100001017c000 R08: 1fe22000018cfc91 R09: ff11000001aed1d0 [ 67.453240][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 67.453618][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 67.453957][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 67.454312][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.454606][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.454919][ T12] PKRU: 55555554 [ 67.455072][ T12] Call Trace: [ 67.455222][ T12] [ 67.455334][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.455582][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.455771][ T12] netif_close_many (net/core/dev.c:1804) [ 67.456012][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.456241][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.456472][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 67.456682][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 67.456892][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 67.457109][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 67.457337][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 67.457594][ T12] notifier_call_chain (kernel/notifier.c:85) [ 67.457841][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 67.458053][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 67.458254][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 67.458531][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 67.458791][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.459014][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.459294][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.459538][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.459750][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.459954][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.460151][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.460392][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.460617][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.460860][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.461088][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.461300][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.461524][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.461727][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.461933][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.462132][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.462374][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.462608][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.462846][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.463094][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.463318][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.463543][ T12] kthread (kernel/kthread.c:436) [ 67.463702][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.463969][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.464178][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.464425][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.464727][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.464942][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.465146][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.468811][ T12] ------------[ cut here ]------------ | [ 67.469037][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 67.469660][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.470434][ T12] Tainted: [W]=WARN [ 67.470581][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.470833][ T12] Workqueue: netns cleanup_net [ 67.471045][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.471312][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.472141][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.472471][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67ee40 RCX: 1ff4000000018eed [ 67.472750][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eefc [ 67.473033][ T12] RBP: ff1100000ec44000 R08: 1fe22000018cfde1 R09: ff11000001aed1d0 [ 67.473339][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 67.473757][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.474047][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 67.474479][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.474780][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.475075][ T12] PKRU: 55555554 [ 67.475218][ T12] Call Trace: [ 67.475455][ T12] [ 67.475557][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.475807][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.476039][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.476269][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.476599][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.476840][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.477069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.477292][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.477624][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.477837][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.478034][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.478233][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.478522][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.478718][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.478907][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.479101][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.479298][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.479606][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.479824][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.480065][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.480290][ T12] kthread (kernel/kthread.c:436) [ 67.480560][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.480804][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.481019][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.481213][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.481544][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.481746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.481931][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.485281][ T12] ------------[ cut here ]------------ | [ 67.485427][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 67.485687][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.486121][ T12] Tainted: [W]=WARN [ 67.486213][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.486373][ T12] Workqueue: netns cleanup_net [ 67.486505][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.486675][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.487107][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.487262][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000018eed [ 67.487450][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 67.487638][ T12] RBP: ff110000128c1000 R08: 1fe2200001f45021 R09: ff11000001aed1d0 [ 67.487823][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.488004][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.488185][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.488403][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.488557][ T12] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.488752][ T12] PKRU: 55555554 [ 67.488842][ T12] Call Trace: [ 67.488931][ T12] [ 67.488994][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.489147][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.489299][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.489426][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.489549][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.489714][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.489838][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.489960][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.490084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.490203][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.490326][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.490455][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.490578][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.490713][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.490834][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.490956][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.491082][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.491205][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.491358][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.491486][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.491622][ T12] kthread (kernel/kthread.c:436) [ 67.491726][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.491882][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.492004][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.492127][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.492279][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.492408][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.492532][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.494885][ T12] ------------[ cut here ]------------ | [ 67.495072][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 67.495413][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.496048][ T12] Tainted: [W]=WARN [ 67.496166][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.496377][ T12] Workqueue: netns cleanup_net [ 67.496574][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.496823][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.497515][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.497762][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a900 RCX: 1ff4000000018eed [ 67.498065][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a9bc [ 67.498384][ T12] RBP: ff110000106fc000 R08: 1fe22000018d3539 R09: ff11000001aed1d0 [ 67.498672][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.498956][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.499245][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.499584][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.499775][ T12] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.499958][ T12] PKRU: 55555554 [ 67.500054][ T12] Call Trace: [ 67.500147][ T12] [ 67.500216][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.500381][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.500534][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.500676][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.500798][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.500919][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.501041][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.501190][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.501319][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.501446][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.501571][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.501710][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.501831][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.501954][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.502073][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.502195][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.502322][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.502448][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.502576][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.502716][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.502836][ T12] kthread (kernel/kthread.c:436) [ 67.502928][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.503080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.503203][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.503325][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.503485][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.503626][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.503754][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.515277][ T12] ------------[ cut here ]------------ | [ 67.515453][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 67.515712][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.516153][ T12] Tainted: [W]=WARN [ 67.516248][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.516408][ T12] Workqueue: netns cleanup_net [ 67.516540][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.516711][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.517148][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.517307][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69aac0 RCX: 1ff4000000018eed [ 67.517501][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69ab7c [ 67.517743][ T12] RBP: ff1100000ee31000 R08: 1fe22000018d3571 R09: ff11000001aed1d0 [ 67.517928][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.518112][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.518296][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.518518][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.518683][ T12] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.518868][ T12] PKRU: 55555554 [ 67.518959][ T12] Call Trace: [ 67.519051][ T12] [ 67.519115][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.519272][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.519429][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.519555][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.519687][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.519806][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.519929][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.520052][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.520179][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.520299][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.520430][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.520554][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.520703][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.520829][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.520951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.521078][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.521204][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.521325][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.521556][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.521693][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.521815][ T12] kthread (kernel/kthread.c:436) [ 67.521907][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.522059][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.522188][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.522309][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.522559][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.522689][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.522811][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.527046][ T12] ------------[ cut here ]------------ | [ 67.527248][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.527642][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.528308][ T12] Tainted: [W]=WARN [ 67.528458][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.528701][ T12] Workqueue: netns cleanup_net [ 67.528900][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.529147][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.529833][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.530072][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178740 RCX: 1ff4000000018eed [ 67.530369][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1787fc [ 67.530669][ T12] RBP: ff11000004dbc000 R08: 1fe220000182f101 R09: ff11000001aed1d0 [ 67.530957][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.531244][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.531529][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.531865][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.532106][ T12] CR2: 000055f6a15ced5c CR3: 000000000ec73005 CR4: 0000000000771ef0 [ 67.532406][ T12] PKRU: 55555554 [ 67.532547][ T12] Call Trace: [ 67.532694][ T12] [ 67.532795][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.533036][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.533273][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.533475][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.533677][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.533866][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.534055][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.534239][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.534454][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.534645][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.534848][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.535041][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.535231][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.535439][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.535633][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.535839][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.536037][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.536237][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.536452][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.536660][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.536852][ T12] kthread (kernel/kthread.c:436) [ 67.536998][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.537251][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.537455][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.537645][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.537887][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.538038][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.538162][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.541697][ T12] ------------[ cut here ]------------ | [ 67.541889][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.542252][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.542937][ T12] Tainted: [W]=WARN [ 67.543080][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.543312][ T12] Workqueue: netns cleanup_net [ 67.543522][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.543771][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.544417][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.544665][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178ac0 RCX: 1ff4000000018eed [ 67.544955][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178b7c [ 67.545240][ T12] RBP: ff11000004d69000 R08: 1fe220000182f171 R09: ff11000001aed1d0 [ 67.545537][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.545830][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.546118][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.546461][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.546706][ T12] CR2: 000055f6a15ced5c CR3: 000000000ec73005 CR4: 0000000000771ef0 [ 67.546993][ T12] PKRU: 55555554 [ 67.547134][ T12] Call Trace: [ 67.547279][ T12] [ 67.547387][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.547632][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.547876][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.548067][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.548262][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.548461][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.548650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.548851][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.549046][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.549233][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.549439][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.549628][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.549822][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.550016][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.550207][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.550409][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.550612][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.550809][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.551007][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.551205][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.551403][ T12] kthread (kernel/kthread.c:436) [ 67.551524][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.551752][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.551943][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.552135][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.552381][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.552575][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.552772][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.578150][ T12] ------------[ cut here ]------------ | [ 67.578426][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.578865][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.579670][ T12] Tainted: [W]=WARN [ 67.579868][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.580158][ T12] Workqueue: netns cleanup_net [ 67.580442][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.580801][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.581556][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.581856][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff4000000018eed [ 67.582196][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 67.582556][ T12] RBP: ff1100000e3c9000 R08: 1fe22000004f15e1 R09: ff11000001aed1d0 [ 67.582901][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.583241][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.583601][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.583995][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.584287][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.584644][ T12] PKRU: 55555554 [ 67.584850][ T12] Call Trace: [ 67.585044][ T12] [ 67.585199][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.585516][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.585825][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.586082][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.586330][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.586593][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.586836][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.587083][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.587331][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.587594][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.587863][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.588112][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.588366][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.588612][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.588869][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.589119][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.589387][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.589627][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.589890][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.590138][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.590393][ T12] kthread (kernel/kthread.c:436) [ 67.590588][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.590883][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.591130][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.591398][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.591696][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.591938][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.592176][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.596106][ T12] ------------[ cut here ]------------ | [ 67.596369][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.596804][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.597608][ T12] Tainted: [W]=WARN [ 67.597814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.598106][ T12] Workqueue: netns cleanup_net [ 67.598377][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.598685][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.599444][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.599752][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b540 RCX: 1ff4000000018eed [ 67.600092][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b5fc [ 67.600455][ T12] RBP: ff1100000e909000 R08: 1fe22000004f16c1 R09: ff11000001aed1d0 [ 67.600789][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.601022][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.601254][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.601534][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.601781][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.602016][ T12] PKRU: 55555554 [ 67.602158][ T12] Call Trace: [ 67.602302][ T12] [ 67.602431][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.602668][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.602879][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.603057][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.603238][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.603427][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.603608][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.603804][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.603982][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.604157][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.604335][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.604526][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.604723][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.604901][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.605076][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.605253][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.605447][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.605632][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.605894][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.606079][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.606257][ T12] kthread (kernel/kthread.c:436) [ 67.606416][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.606624][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.606807][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.606982][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.607189][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.607378][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.607577][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.614988][ T12] ------------[ cut here ]------------ | [ 67.615175][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.615479][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.616170][ T12] Tainted: [W]=WARN [ 67.616317][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.616536][ T12] Workqueue: netns cleanup_net [ 67.616736][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.616944][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.617460][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.617681][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff4000000018eed [ 67.617923][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 67.618154][ T12] RBP: ff1100000ed99000 R08: 1fe22000004f16f9 R09: ff11000001aed1d0 [ 67.618399][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.618644][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.618949][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.619210][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.619426][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.619680][ T12] PKRU: 55555554 [ 67.619823][ T12] Call Trace: [ 67.619963][ T12] [ 67.620077][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.620281][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.620497][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.620716][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.620894][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.621070][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.621243][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.621467][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.621662][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.621834][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.622009][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.622183][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.622369][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.622570][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.622758][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.622932][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.623109][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.623280][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.623472][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.623674][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.623848][ T12] kthread (kernel/kthread.c:436) [ 67.623990][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.624191][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.624378][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.624551][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.624771][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.624943][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.625114][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.629770][ T12] ------------[ cut here ]------------ | [ 67.629953][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 67.630252][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.630831][ T12] Tainted: [W]=WARN [ 67.630976][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.631192][ T12] Workqueue: netns cleanup_net [ 67.631392][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.631638][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.632168][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 67.632423][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff380 RCX: 1ff4000000018e99 [ 67.632953][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff43c [ 67.633197][ T12] RBP: ff1100001017c000 R08: 1fe220000051fe89 R09: ff11000001aed1d0 [ 67.633468][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.633734][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.633973][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.634247][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.634472][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 67.634734][ T12] PKRU: 55555554 [ 67.634880][ T12] Call Trace: [ 67.635026][ T12] [ 67.635142][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.635371][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.635586][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 67.635782][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.635992][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 67.636207][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 67.636519][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 67.636857][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 67.637137][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 67.637430][ T12] notifier_call_chain (kernel/notifier.c:85) [ 67.637690][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 67.637960][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.638231][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.638488][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.638735][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.638980][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.639208][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.639453][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.639703][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.639931][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.640163][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.640407][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.640667][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.640906][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.641132][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.641379][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.641624][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.641860][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.642094][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.642326][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.642568][ T12] kthread (kernel/kthread.c:436) [ 67.642781][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.643042][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.643272][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.643536][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.643814][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.644052][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.644312][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.659045][ T12] ------------[ cut here ]------------ | [ 67.659198][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.660520][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.661027][ T12] Tainted: [W]=WARN [ 67.661123][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.661272][ T12] Workqueue: netns cleanup_net [ 67.661404][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.661565][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.662268][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 67.662520][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179700 RCX: 1ff4000000018eed [ 67.662813][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1797bc [ 67.663104][ T12] RBP: ff1100000e8f2000 R08: 1fe220000182f2f9 R09: ff11000001aed1d0 [ 67.663396][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.663614][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.663801][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.664012][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.664165][ T12] CR2: 000055f6a15ced5c CR3: 000000000ec73005 CR4: 0000000000771ef0 [ 67.664344][ T12] PKRU: 55555554 [ 67.664441][ T12] Call Trace: [ 67.664533][ T12] [ 67.664604][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.664768][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.664946][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 67.665070][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 67.665193][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 67.665312][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 67.665438][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 67.665562][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 67.665693][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.665819][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.665942][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.666064][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.666184][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.666332][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.666464][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.666594][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.666729][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.666861][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.666991][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.667116][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.667239][ T12] kthread (kernel/kthread.c:436) [ 67.667331][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.667525][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.667664][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.667791][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.667941][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.668060][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.668182][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.674422][ T1446] ------------[ cut here ]------------ | [ 67.674615][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1446 | [ 67.674912][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.675382][ T1446] Tainted: [W]=WARN [ 67.675491][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.675700][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.675875][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.676399][ T1446] RSP: 0018:ffa0000000777a68 EFLAGS: 00010286 [ 67.676571][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000c69b000 RCX: 1ff40000000eef13 [ 67.676788][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b0bc [ 67.676991][ T1446] RBP: ff110000100f9000 R08: 1fe22000018d3619 R09: ff1100000eea2e80 [ 67.677192][ T1446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.677412][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100f9000 [ 67.677623][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.677874][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.678054][ T1446] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.678260][ T1446] PKRU: 55555554 [ 67.678368][ T1446] Call Trace: [ 67.678472][ T1446] [ 67.678543][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.678691][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.678832][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.678937][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.679073][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.679269][ T1446] register_netdev (net/core/dev.c:11552) [ 67.679414][ T1446] sit_init_net (net/ipv6/sit.c:1860) [ 67.679566][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.679730][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.679893][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.680077][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.680232][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.680376][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.681144][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.681284][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.681428][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.681568][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.681718][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.681854][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.681992][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.682130][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.682266][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.682411][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.682550][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.682699][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.682837][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.683010][ T1446] RIP: 0033:0x7ff001467bcb [ 67.683158][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.684095][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.684322][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.684534][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.684747][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.684950][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.685149][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.690265][ T1446] ------------[ cut here ]------------ | [ 67.690451][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1446 | [ 67.691042][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.691520][ T1446] Tainted: [W]=WARN [ 67.691643][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.691819][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.691996][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.692492][ T1446] RSP: 0018:ffa0000000777a78 EFLAGS: 00010286 [ 67.692688][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000d7e31c0 RCX: 1ff40000000eef15 [ 67.692897][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e327c [ 67.693105][ T1446] RBP: ff1100000aa09000 R08: 1fe2200001afc651 R09: ff1100000eea2e80 [ 67.693308][ T1446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.693517][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa09000 [ 67.693767][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.694039][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.694214][ T1446] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.694430][ T1446] PKRU: 55555554 [ 67.694534][ T1446] Call Trace: [ 67.694641][ T1446] [ 67.694724][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.694860][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.694996][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.695100][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.695240][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.695435][ T1446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.695576][ T1446] register_netdev (net/core/dev.c:11552) [ 67.695722][ T1446] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 67.695859][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.695962][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.696065][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.696199][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.696335][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.696505][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.696648][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.696794][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.696957][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.697098][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.697239][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.697924][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.698104][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.698245][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.698440][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.698583][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.698725][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.698861][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.699004][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.699174][ T1446] RIP: 0033:0x7ff001467bcb [ 67.699410][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.699983][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.700195][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.700459][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.700689][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.700894][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.701105][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.703726][ T12] ------------[ cut here ]------------ | [ 67.703871][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 67.704118][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.704586][ T12] Tainted: [W]=WARN [ 67.704718][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.704877][ T12] Workqueue: netns cleanup_net [ 67.705006][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.705165][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.705640][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 67.705804][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907540 RCX: 1ff4000000018ed5 [ 67.705987][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9075fc [ 67.706184][ T12] RBP: ff1100000ece9000 R08: 1fe2200001b20ec1 R09: ff11000001aed1d0 [ 67.706557][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.706778][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 67.706965][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.707180][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.707339][ T12] CR2: 000055f6a15ced5c CR3: 000000000ec73005 CR4: 0000000000771ef0 [ 67.707532][ T12] PKRU: 55555554 [ 67.707626][ T12] Call Trace: [ 67.707724][ T12] [ 67.707812][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 67.708079][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 67.708303][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 67.708479][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 67.708680][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 67.708863][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 67.708988][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 67.709113][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 67.709238][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 67.709372][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.709503][ T12] cleanup_net (net/core/net_namespace.c:702) [ 67.709638][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 67.709768][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 67.709909][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 67.710032][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 67.710159][ T12] process_one_work (kernel/workqueue.c:3314) [ 67.710287][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 67.710428][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 67.710558][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 67.710714][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 67.710837][ T12] kthread (kernel/kthread.c:436) [ 67.710931][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.711276][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.711408][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.711550][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 67.711715][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.711844][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 67.711969][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.718030][ T1446] ------------[ cut here ]------------ | [ 67.718219][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1446 | [ 67.718525][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.719051][ T1446] Tainted: [W]=WARN [ 67.719174][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.719358][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.719550][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.720088][ T1446] RSP: 0018:ffa0000000777918 EFLAGS: 00010286 [ 67.720275][ T1446] RAX: 00000000ffffffa6 RBX: ff11000010783000 RCX: 1ff40000000eeee9 [ 67.720497][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107830bc [ 67.720714][ T1446] RBP: ff1100000d8bc000 R08: 1fe22000020f0619 R09: ff1100000eea2e80 [ 67.720921][ T1446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.721148][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8bc000 [ 67.721363][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.721602][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.721821][ T1446] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.722026][ T1446] PKRU: 55555554 [ 67.722129][ T1446] Call Trace: [ 67.722229][ T1446] [ 67.722299][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.722440][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.722575][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.722692][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.722855][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.723025][ T1446] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.723162][ T1446] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.723321][ T1446] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.723482][ T1446] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.723704][ T1446] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.723917][ T1446] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.724148][ T1446] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.724378][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.724549][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.724733][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.724943][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.725157][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.725415][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.725639][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.725866][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.726081][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.726293][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.726546][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.726772][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.727008][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.727228][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.727456][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.727677][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.727878][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.728091][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.728304][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.728574][ T1446] RIP: 0033:0x7ff001467bcb [ 67.728756][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.729281][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.729503][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.729738][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.729941][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.730142][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.730363][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.735239][ T1446] ------------[ cut here ]------------ | [ 67.735427][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1446 | [ 67.735708][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.736179][ T1446] Tainted: [W]=WARN [ 67.736280][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.736455][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.736667][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.737153][ T1446] RSP: 0018:ffa0000000777918 EFLAGS: 00010286 [ 67.737335][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000e21e040 RCX: 1ff40000000eeee9 [ 67.737544][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e0fc [ 67.737847][ T1446] RBP: ff11000007c21000 R08: 1fe2200001c43c21 R09: ff1100000eea2e80 [ 67.738182][ T1446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.738544][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c21000 [ 67.739182][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.739569][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.739753][ T1446] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.739957][ T1446] PKRU: 55555554 [ 67.740056][ T1446] Call Trace: [ 67.740156][ T1446] [ 67.740224][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.740362][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.740522][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.740629][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.740775][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.740944][ T1446] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.741080][ T1446] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.741212][ T1446] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.741345][ T1446] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.741487][ T1446] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.741628][ T1446] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.741780][ T1446] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.741919][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.742021][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.742121][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.742253][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.742390][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.742526][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.742667][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.742808][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.742944][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.743078][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.743211][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.743351][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.743487][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.743627][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.743771][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.743917][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.744056][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.744189][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.744339][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.744522][ T1446] RIP: 0033:0x7ff001467bcb [ 67.744670][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.745182][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.745389][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.745612][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.745821][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.746025][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.746223][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.755848][ T1446] ------------[ cut here ]------------ | [ 67.756035][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1446 | [ 67.756299][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.757291][ T1446] Tainted: [W]=WARN [ 67.757455][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.757636][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.757815][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.758294][ T1446] RSP: 0018:ffa0000000777918 EFLAGS: 00010286 [ 67.758524][ T1446] RAX: 00000000ffffffa6 RBX: ff110000057ba900 RCX: 1ff40000000eeee9 [ 67.758791][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba9bc [ 67.758999][ T1446] RBP: ff1100000eaac000 R08: 1fe2200000af7539 R09: ff1100000eea2e80 [ 67.759197][ T1446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 67.759465][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaac000 [ 67.759679][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 67.759939][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.760108][ T1446] CR2: 00007ff0013b1690 CR3: 000000000ec73002 CR4: 0000000000771ef0 [ 67.760309][ T1446] PKRU: 55555554 [ 67.760469][ T1446] Call Trace: [ 67.760572][ T1446] [ 67.760648][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.760787][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.760921][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.761024][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.761159][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.761339][ T1446] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.761535][ T1446] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.761684][ T1446] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.761816][ T1446] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.761949][ T1446] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.762082][ T1446] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.762253][ T1446] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.762450][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.762552][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.762696][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.762837][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.762970][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.763103][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.763635][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.763779][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.763930][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.764065][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.764234][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.764425][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.764560][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.764705][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.764839][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.764972][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.765104][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.765239][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.765431][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.765601][ T1446] RIP: 0033:0x7ff001467bcb [ 67.765744][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.766250][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.766512][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.766723][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.766925][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.767124][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.767323][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.778680][ T1446] ------------[ cut here ]------------ | [ 67.778898][ T1446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1446 | [ 67.779176][ T1446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.779685][ T1446] Tainted: [W]=WARN [ 67.779790][ T1446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.779962][ T1446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.780147][ T1446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.780644][ T1446] RSP: 0018:ffa0000000777a70 EFLAGS: 00010286 [ 67.780824][ T1446] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff40000000eef14 [ 67.781050][ T1446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 67.781259][ T1446] RBP: ff1100000f87c000 R08: 1fe22000016c6f69 R09: ff1100000eea2e80 [ 67.781488][ T1446] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 67.781725][ T1446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f87c000 [ 67.781933][ T1446] FS: 00007ff0011a5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 67.782186][ T1446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.782362][ T1446] CR2: 00007f4e2aaa0f98 CR3: 000000000ec73003 CR4: 0000000000771ef0 [ 67.782571][ T1446] PKRU: 55555554 [ 67.782706][ T1446] Call Trace: [ 67.782867][ T1446] [ 67.782942][ T1446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.783082][ T1446] ? notifier_call_chain (kernel/notifier.c:85) [ 67.783272][ T1446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.783397][ T1446] register_netdevice (net/core/dev.c:11488) [ 67.783571][ T1446] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.783785][ T1446] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.783929][ T1446] register_netdev (net/core/dev.c:11552) [ 67.784093][ T1446] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 67.784234][ T1446] ops_init (net/core/net_namespace.c:137) [ 67.784338][ T1446] setup_net (net/core/net_namespace.c:446) [ 67.784539][ T1446] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.784707][ T1446] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.784889][ T1446] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.785053][ T1446] copy_net_ns (net/core/net_namespace.c:579) [ 67.785192][ T1446] create_new_namespaces (kernel/nsproxy.c:132) [ 67.785331][ T1446] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.785488][ T1446] ksys_unshare (kernel/fork.c:3243) [ 67.785651][ T1446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.785832][ T1446] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.785968][ T1446] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.786106][ T1446] ? __ia32_sys_open (fs/open.c:1374) [ 67.786244][ T1446] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.786385][ T1446] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.786548][ T1446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.786704][ T1446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.786838][ T1446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.786975][ T1446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.787144][ T1446] RIP: 0033:0x7ff001467bcb [ 67.787287][ T1446] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.787873][ T1446] RSP: 002b:00007fffb04f7de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.788079][ T1446] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff001467bcb [ 67.788283][ T1446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.788495][ T1446] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.788709][ T1446] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb04fa010 [ 67.788912][ T1446] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb04fb877 | [ 67.828588][ T1447] ------------[ cut here ]------------ | [ 67.828901][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1447 | [ 67.829394][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.830230][ T1447] Tainted: [W]=WARN [ 67.830400][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.830632][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.830871][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.831408][ T1447] RSP: 0018:ffa0000000877a80 EFLAGS: 00010286 [ 67.831639][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000bd27380 RCX: 1ff400000010ef16 [ 67.831900][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2743c [ 67.832161][ T1447] RBP: ff1100000e90c000 R08: 1fe22000017a4e89 R09: ff11000009890b80 [ 67.832426][ T1447] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.832693][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e90c000 [ 67.832945][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.833231][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.833465][ T1447] CR2: 00007fe87f74a430 CR3: 00000000102e3002 CR4: 0000000000771ef0 [ 67.833739][ T1447] PKRU: 55555554 [ 67.833890][ T1447] Call Trace: [ 67.834064][ T1447] [ 67.834185][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.834386][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.834578][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.834750][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.834939][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.835157][ T1447] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.835362][ T1447] register_netdev (net/core/dev.c:11552) [ 67.835551][ T1447] loopback_net_init (drivers/net/loopback.c:218) [ 67.835757][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.835913][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.836067][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.836252][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.836453][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.836662][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.836860][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.837049][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.837236][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.837433][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.837631][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.837831][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.838017][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.838204][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.838401][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.838587][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.838788][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.838977][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.839166][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.839394][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.839587][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.840126][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.840392][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.840652][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.840933][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.841182][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.841444][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.846254][ T1447] ------------[ cut here ]------------ | [ 67.846443][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1447 | [ 67.846779][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.847320][ T1447] Tainted: [W]=WARN [ 67.847484][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.847717][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.847945][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.848504][ T1447] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 67.848740][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000ca6ac80 RCX: 1ff400000010eee9 [ 67.848992][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ad3c [ 67.849242][ T1447] RBP: ff110000104ac000 R08: 1fe220000194d5a9 R09: ff11000009890b80 [ 67.849506][ T1447] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.849771][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104ac000 [ 67.850025][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.850308][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.850537][ T1447] CR2: 00007fe87f74a430 CR3: 00000000102e3002 CR4: 0000000000771ef0 [ 67.850806][ T1447] PKRU: 55555554 [ 67.850979][ T1447] Call Trace: [ 67.851134][ T1447] [ 67.851255][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.851455][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.851652][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.851812][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.851997][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.852214][ T1447] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.852415][ T1447] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.852606][ T1447] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.852813][ T1447] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.853005][ T1447] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.853193][ T1447] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.853393][ T1447] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.853581][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.853752][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.853904][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.854086][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.854270][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.854475][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.854701][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.854972][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.855175][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.855379][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.855563][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.855778][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.855967][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.856152][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.856334][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.856530][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.856734][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.856921][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.857105][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.857318][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.857521][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.858056][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.858305][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.858565][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.858840][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.859088][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.859339][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.863808][ T1447] ------------[ cut here ]------------ | [ 67.864018][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1447 | [ 67.864335][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.864928][ T1447] Tainted: [W]=WARN [ 67.865084][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.865306][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.865547][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.866089][ T1447] RSP: 0018:ffa00000008778f8 EFLAGS: 00010286 [ 67.866309][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000c57a3c0 RCX: 1ff400000010eee5 [ 67.866581][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a47c [ 67.866850][ T1447] RBP: ff11000008499000 R08: 1fe22000018af491 R09: ff11000009890b80 [ 67.867101][ T1447] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.867366][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008499000 [ 67.867728][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.868155][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.868494][ T1447] CR2: 00007fe87f74a430 CR3: 00000000102e3002 CR4: 0000000000771ef0 [ 67.868877][ T1447] PKRU: 55555554 [ 67.869090][ T1447] Call Trace: [ 67.869309][ T1447] [ 67.869492][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.869774][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.870037][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.870220][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.870425][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.870668][ T1447] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.870861][ T1447] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.871050][ T1447] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.871237][ T1447] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.871438][ T1447] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.871634][ T1447] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.871832][ T1447] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 67.872021][ T1447] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 67.872208][ T1447] vti_init_net (net/ipv4/ip_vti.c:517) [ 67.872416][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.872572][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.872790][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.872975][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.873163][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.873365][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.873556][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.873768][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.873964][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.874153][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.874341][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.874542][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.874756][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.874947][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.875132][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.875322][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.875523][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.875726][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.875913][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.876133][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.876324][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.876895][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.877151][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.877421][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.877696][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.877950][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.878202][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.884535][ T1447] ------------[ cut here ]------------ | [ 67.884830][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1447 | [ 67.885310][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.886152][ T1447] Tainted: [W]=WARN [ 67.886382][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.886710][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.887042][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.887871][ T1447] RSP: 0018:ffa0000000877a78 EFLAGS: 00010286 [ 67.888163][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000fb283c0 RCX: 1ff400000010ef15 [ 67.888427][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2847c [ 67.888708][ T1447] RBP: ff11000008491000 R08: 1fe2200001f65091 R09: ff11000009890b80 [ 67.888963][ T1447] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.889212][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008491000 [ 67.889478][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.889789][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.890014][ T1447] CR2: 00007fe87f74a430 CR3: 00000000102e3002 CR4: 0000000000771ef0 [ 67.890374][ T1447] PKRU: 55555554 [ 67.890524][ T1447] Call Trace: [ 67.890711][ T1447] [ 67.890835][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.891021][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.891296][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.891468][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.891675][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.891892][ T1447] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.892169][ T1447] register_netdev (net/core/dev.c:11552) [ 67.892368][ T1447] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 67.892558][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.892729][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.892971][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.893159][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.893360][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.893548][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.893839][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.894029][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.894215][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.894418][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.894712][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.894898][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.895084][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.895270][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.895556][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.895756][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.895941][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.896130][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.896418][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.896648][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.896847][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.897482][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.897754][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.898274][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.898667][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.899033][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.899581][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.905120][ T1447] ------------[ cut here ]------------ | [ 67.905306][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1447 | [ 67.905636][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.906282][ T1447] Tainted: [W]=WARN [ 67.906448][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.906689][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.907009][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.907651][ T1447] RSP: 0018:ffa0000000877a68 EFLAGS: 00010286 [ 67.907881][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000fb2ee40 RCX: 1ff400000010ef13 [ 67.908133][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eefc [ 67.908487][ T1447] RBP: ff1100000a32c000 R08: 1fe2200001f65de1 R09: ff11000009890b80 [ 67.908757][ T1447] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.909009][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 67.909369][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.909680][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.909901][ T1447] CR2: 00007fe87f74a430 CR3: 00000000102e3002 CR4: 0000000000771ef0 [ 67.910267][ T1447] PKRU: 55555554 [ 67.910431][ T1447] Call Trace: [ 67.910588][ T1447] [ 67.910784][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.911059][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.911244][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.911409][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.911609][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.912136][ T1447] register_netdev (net/core/dev.c:11552) [ 67.912418][ T1447] sit_init_net (net/ipv6/sit.c:1860) [ 67.912650][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.912816][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.912969][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.913241][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.913437][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.913632][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.913829][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.914110][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.914295][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.914493][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.914707][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.914985][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.915174][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.915377][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.915566][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.915857][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.916044][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.916229][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.916430][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.916826][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.917102][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.917791][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.918043][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.918397][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.918674][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.918928][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.919268][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.929600][ T1447] ------------[ cut here ]------------ | [ 67.929823][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1447 | [ 67.930140][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.930725][ T1447] Tainted: [W]=WARN [ 67.930878][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.931096][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.931321][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.931885][ T1447] RSP: 0018:ffa0000000877a78 EFLAGS: 00010286 [ 67.932197][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000a9aaac0 RCX: 1ff400000010ef15 [ 67.932462][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aab7c [ 67.932735][ T1447] RBP: ff11000010349000 R08: 1fe2200001535571 R09: ff11000009890b80 [ 67.933076][ T1447] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 67.933328][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010349000 [ 67.933713][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 67.934001][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.934221][ T1447] CR2: 00007fe87f74a430 CR3: 00000000102e3002 CR4: 0000000000771ef0 [ 67.934584][ T1447] PKRU: 55555554 [ 67.934753][ T1447] Call Trace: [ 67.934906][ T1447] [ 67.935027][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.935212][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.935450][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.935609][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.935806][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.936025][ T1447] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 67.936307][ T1447] register_netdev (net/core/dev.c:11552) [ 67.936510][ T1447] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 67.936718][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.936874][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.937028][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.937300][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.937501][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.937723][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.937916][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.938202][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.938415][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.938606][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.938850][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.939126][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.939315][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.939517][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.939736][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.940013][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.940199][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.940398][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.940590][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.940915][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.941106][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.941672][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.941932][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.942273][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.942542][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.942809][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.943149][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.950062][ T1447] ------------[ cut here ]------------ | [ 67.950238][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1447 | [ 67.950521][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.950980][ T1447] Tainted: [W]=WARN [ 67.951081][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.951247][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.951428][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.951920][ T1447] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 67.952104][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000eed9e00 RCX: 1ff400000010eee9 [ 67.952311][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9ebc [ 67.952519][ T1447] RBP: ff11000007864000 R08: 1fe2200001ddb3d9 R09: ff11000009890b80 [ 67.952811][ T1447] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.953130][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007864000 [ 67.953460][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.953836][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.954090][ T1447] CR2: 000055f6a15ced5c CR3: 00000000102e3006 CR4: 0000000000771ef0 [ 67.954290][ T1447] PKRU: 55555554 [ 67.954395][ T1447] Call Trace: [ 67.954493][ T1447] [ 67.954562][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.954704][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.954839][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.954943][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.955078][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.955246][ T1447] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.955388][ T1447] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.955522][ T1447] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.955662][ T1447] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.955797][ T1447] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.955939][ T1447] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.956075][ T1447] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.956219][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.956322][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.956426][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.956560][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.956700][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.956835][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.956972][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.957107][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.957240][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.957379][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.957516][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.957654][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.957791][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.957926][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.958065][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.958201][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.958333][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.958473][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.958611][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.958782][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.958921][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.959413][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.959623][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.959834][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.960031][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.960230][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.960434][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.965518][ T1447] ------------[ cut here ]------------ | [ 67.965696][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1447 | [ 67.965960][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.966444][ T1447] Tainted: [W]=WARN [ 67.966546][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.966722][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.966902][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.967379][ T1447] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 67.967549][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000bcaf540 RCX: 1ff400000010eee9 [ 67.967764][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf5fc [ 67.967966][ T1447] RBP: ff1100000a2c9000 R08: 1fe2200001795ec1 R09: ff11000009890b80 [ 67.968164][ T1447] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.968369][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c9000 [ 67.968569][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.968815][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.968983][ T1447] CR2: 000055f6a15ced5c CR3: 00000000102e3006 CR4: 0000000000771ef0 [ 67.969184][ T1447] PKRU: 55555554 [ 67.969283][ T1447] Call Trace: [ 67.969389][ T1447] [ 67.969458][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.969597][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.969738][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.969841][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.969977][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.970144][ T1447] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.970279][ T1447] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.970423][ T1447] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.970559][ T1447] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.970707][ T1447] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.970839][ T1447] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.970978][ T1447] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.971114][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.971215][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.971317][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.971459][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.971596][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.971738][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.971872][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.972006][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.972141][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.972273][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.972410][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.972543][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.972715][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.972929][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.973087][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.973298][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.973519][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.973709][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.973888][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.974144][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.974369][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.975122][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.975454][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.975780][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.976099][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.976424][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.976746][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 67.982484][ T1447] ------------[ cut here ]------------ | [ 67.982661][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1447 | [ 67.982924][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 67.983402][ T1447] Tainted: [W]=WARN [ 67.983509][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.983699][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 67.983872][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 67.984352][ T1447] RSP: 0018:ffa0000000877918 EFLAGS: 00010286 [ 67.984522][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000beb0ac0 RCX: 1ff400000010eee9 [ 67.988575][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb0b7c [ 67.988786][ T1447] RBP: ff1100000ee61000 R08: 1fe22000017d6171 R09: ff11000009890b80 [ 67.988993][ T1447] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 67.989226][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee61000 [ 67.989492][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 67.989957][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.990127][ T1447] CR2: 000055f6a15ced5c CR3: 00000000102e3006 CR4: 0000000000771ef0 [ 67.990671][ T1447] PKRU: 55555554 [ 67.990775][ T1447] Call Trace: [ 67.990875][ T1447] [ 67.990945][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 67.991078][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 67.991215][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 67.991341][ T1447] register_netdevice (net/core/dev.c:11488) [ 67.991591][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 67.991771][ T1447] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 67.991908][ T1447] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 67.992040][ T1447] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 67.992172][ T1447] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 67.992322][ T1447] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 67.992514][ T1447] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 67.992667][ T1447] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 67.992815][ T1447] ops_init (net/core/net_namespace.c:137) [ 67.992947][ T1447] setup_net (net/core/net_namespace.c:446) [ 67.993048][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 67.993211][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 67.993404][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 67.993556][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 67.993701][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 67.993838][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 67.993973][ T1447] ksys_unshare (kernel/fork.c:3243) [ 67.994106][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 67.994239][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 67.994453][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 67.994594][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 67.994762][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 67.994905][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 67.995039][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 67.995176][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 67.995323][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 67.995514][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.995701][ T1447] RIP: 0033:0x7fe87f805bcb [ 67.995849][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 67.996411][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 67.996649][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 67.996862][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 67.997068][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 67.997277][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 67.997533][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 68.003046][ T1447] ------------[ cut here ]------------ | [ 68.003222][ T1447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1447 | [ 68.003510][ T1447] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.004022][ T1447] Tainted: [W]=WARN [ 68.004125][ T1447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.004295][ T1447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.004491][ T1447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.005079][ T1447] RSP: 0018:ffa0000000877a70 EFLAGS: 00010286 [ 68.005282][ T1447] RAX: 00000000ffffffa6 RBX: ff1100000b762c80 RCX: 1ff400000010ef14 [ 68.005492][ T1447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b762d3c [ 68.005710][ T1447] RBP: ff11000010391000 R08: 1fe22000016ec5a9 R09: ff11000009890b80 [ 68.006019][ T1447] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 68.006323][ T1447] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010391000 [ 68.006672][ T1447] FS: 00007fe87f543840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 68.007066][ T1447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.007328][ T1447] CR2: 00007ff0013b1690 CR3: 00000000102e3004 CR4: 0000000000771ef0 [ 68.007690][ T1447] PKRU: 55555554 [ 68.007853][ T1447] Call Trace: [ 68.008029][ T1447] [ 68.008142][ T1447] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.008404][ T1447] ? notifier_call_chain (kernel/notifier.c:85) [ 68.008627][ T1447] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.008800][ T1447] register_netdevice (net/core/dev.c:11488) [ 68.009032][ T1447] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 68.009328][ T1447] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 68.009611][ T1447] register_netdev (net/core/dev.c:11552) [ 68.009841][ T1447] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 68.010062][ T1447] ops_init (net/core/net_namespace.c:137) [ 68.010251][ T1447] setup_net (net/core/net_namespace.c:446) [ 68.010437][ T1447] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 68.010667][ T1447] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 68.010887][ T1447] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 68.011108][ T1447] copy_net_ns (net/core/net_namespace.c:579) [ 68.011343][ T1447] create_new_namespaces (kernel/nsproxy.c:132) [ 68.011578][ T1447] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 68.011836][ T1447] ksys_unshare (kernel/fork.c:3243) [ 68.012055][ T1447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 68.012290][ T1447] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 68.012538][ T1447] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 68.012787][ T1447] ? __ia32_sys_open (fs/open.c:1374) [ 68.013004][ T1447] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 68.013229][ T1447] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 68.013447][ T1447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.013660][ T1447] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.013897][ T1447] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.014151][ T1447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.014449][ T1447] RIP: 0033:0x7fe87f805bcb [ 68.014694][ T1447] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 68.015472][ T1447] RSP: 002b:00007ffdec327ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 68.015816][ T1447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe87f805bcb [ 68.016138][ T1447] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 68.016485][ T1447] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 68.016835][ T1447] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdec32a100 [ 68.017187][ T1447] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdec32a877 | [ 68.058579][ T1448] ------------[ cut here ]------------ | [ 68.058797][ T1448] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1448 | [ 68.059077][ T1448] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.059959][ T1448] Tainted: [W]=WARN [ 68.060083][ T1448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.060266][ T1448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.060456][ T1448] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.060969][ T1448] RSP: 0018:ffa00000014bee30 EFLAGS: 00010286 [ 68.061171][ T1448] RAX: 00000000ffffffa6 RBX: ff1100000bd831c0 RCX: 1ff4000000297d8c [ 68.061396][ T1448] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8327c [ 68.061610][ T1448] RBP: ff1100000fa71000 R08: 1fe22000017b0651 R09: ff11000009895180 [ 68.061824][ T1448] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 68.062031][ T1448] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fef1588 [ 68.062242][ T1448] FS: 00007fa5b3c69840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 68.062497][ T1448] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.062717][ T1448] CR2: 000000000042ebe0 CR3: 000000000a9d3006 CR4: 0000000000771ef0 [ 68.062928][ T1448] PKRU: 55555554 [ 68.063031][ T1448] Call Trace: [ 68.063136][ T1448] [ 68.063281][ T1448] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.063603][ T1448] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.063862][ T1448] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 68.064164][ T1448] __dev_notify_flags (net/core/dev.c:9787) [ 68.064405][ T1448] ? netif_change_name (net/core/dev.c:1495) [ 68.064622][ T1448] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.064846][ T1448] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.065071][ T1448] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.065293][ T1448] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 68.065525][ T1448] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.065752][ T1448] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 68.065976][ T1448] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 68.066215][ T1448] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 68.066563][ T1448] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 68.066816][ T1448] veth_newlink (drivers/net/veth.c:1871) [ 68.067000][ T1448] ? veth_poll_controller (drivers/net/veth.c:1470) [ 68.067171][ T1448] ? kasan_save_stack (mm/kasan/common.c:57) [ 68.067447][ T1448] ? kasan_save_track (mm/kasan/common.c:78) [ 68.068896][ T1448] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 68.069082][ T1448] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 68.069229][ T1448] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 68.069433][ T1448] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 68.069578][ T1448] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 68.069734][ T1448] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 68.069874][ T1448] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 68.070014][ T1448] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 68.070154][ T1448] ? __dev_get_by_name (net/core/dev.c:883) [ 68.070293][ T1448] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 68.070500][ T1448] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 68.070743][ T1448] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.070894][ T1448] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.071031][ T1448] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.071228][ T1448] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.071468][ T1448] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.071734][ T1448] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.071997][ T1448] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.072238][ T1448] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.072520][ T1448] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.072775][ T1448] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.072945][ T1448] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.073105][ T1448] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.073310][ T1448] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.073470][ T1448] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.073627][ T1448] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.073779][ T1448] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.073971][ T1448] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.074129][ T1448] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.074268][ T1448] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.074422][ T1448] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.074562][ T1448] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.074718][ T1448] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.074859][ T1448] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.075029][ T1448] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.075238][ T1448] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.075507][ T1448] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.075734][ T1448] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.075954][ T1448] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.076221][ T1448] ? move_addr_to_kernel (net/socket.c:258) [ 68.076461][ T1448] ___sys_sendmsg (net/socket.c:2752) [ 68.076745][ T1448] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.076976][ T1448] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 68.077261][ T1448] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 68.077496][ T1448] __sys_sendmsg (net/socket.c:2784) [ 68.077739][ T1448] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.077971][ T1448] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 68.078194][ T1448] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.078401][ T1448] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.078545][ T1448] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.078714][ T1448] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.078906][ T1448] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.079083][ T1448] RIP: 0033:0x7fa5b3ea308e [ 68.079231][ T1448] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.079784][ T1448] RSP: 002b:00007ffe16903b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.080073][ T1448] RAX: ffffffffffffffda RBX: 00007ffe16904310 RCX: 00007fa5b3ea308e [ 68.080298][ T1448] RDX: 0000000000000000 RSI: 00007ffe16903c10 RDI: 0000000000000005 [ 68.080521][ T1448] RBP: 00007ffe16903b70 R08: 0000000000000000 R09: 0000000000000000 [ 68.080746][ T1448] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.080952][ T1448] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe169042d0 | [ 68.098903][ T1448] ------------[ cut here ]------------ | [ 68.099076][ T1448] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1448 | [ 68.099394][ T1448] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.099878][ T1448] Tainted: [W]=WARN [ 68.099984][ T1448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.100163][ T1448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.100344][ T1448] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.100876][ T1448] RSP: 0018:ffa00000014bf1b0 EFLAGS: 00010286 [ 68.101055][ T1448] RAX: 00000000ffffffa6 RBX: ff1100000b898ac0 RCX: 1ff4000000297dfc [ 68.101264][ T1448] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b898b7c [ 68.101478][ T1448] RBP: ff1100000d974000 R08: 1fe2200001713171 R09: ff11000009895180 [ 68.101694][ T1448] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 68.101902][ T1448] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 68.102111][ T1448] FS: 00007fa5b3c69840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 68.102359][ T1448] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.102533][ T1448] CR2: 000055f6a147d130 CR3: 000000000a9d3006 CR4: 0000000000771ef0 [ 68.102754][ T1448] PKRU: 55555554 [ 68.102859][ T1448] Call Trace: [ 68.102963][ T1448] [ 68.103036][ T1448] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.103177][ T1448] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.103284][ T1448] __dev_notify_flags (net/core/dev.c:9787) [ 68.103434][ T1448] ? netif_change_name (net/core/dev.c:1495) [ 68.103578][ T1448] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 68.103728][ T1448] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 68.103872][ T1448] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 68.104013][ T1448] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 68.104153][ T1448] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 68.104290][ T1448] ? __dev_get_by_name (net/core/dev.c:883) [ 68.104435][ T1448] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 68.104583][ T1448] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 68.104734][ T1448] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.104874][ T1448] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.105011][ T1448] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.105154][ T1448] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.105291][ T1448] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.105434][ T1448] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.105580][ T1448] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.105733][ T1448] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.105872][ T1448] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.106010][ T1448] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.106147][ T1448] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.106285][ T1448] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.106430][ T1448] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.106571][ T1448] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.106723][ T1448] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.106862][ T1448] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.107002][ T1448] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.107151][ T1448] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.107288][ T1448] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.107433][ T1448] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.107575][ T1448] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.107779][ T1448] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.107918][ T1448] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.108056][ T1448] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.108201][ T1448] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.108342][ T1448] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.108486][ T1448] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.108629][ T1448] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.108806][ T1448] ? move_addr_to_kernel (net/socket.c:258) [ 68.108950][ T1448] ___sys_sendmsg (net/socket.c:2752) [ 68.109089][ T1448] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.109235][ T1448] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 68.109416][ T1448] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 68.109555][ T1448] __sys_sendmsg (net/socket.c:2784) [ 68.109703][ T1448] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.109845][ T1448] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 68.109986][ T1448] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.110128][ T1448] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.110266][ T1448] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.110411][ T1448] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.110550][ T1448] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.110735][ T1448] RIP: 0033:0x7fa5b3ea308e [ 68.110879][ T1448] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.111379][ T1448] RSP: 002b:00007ffe16903b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.111593][ T1448] RAX: ffffffffffffffda RBX: 00007ffe16904310 RCX: 00007fa5b3ea308e [ 68.111808][ T1448] RDX: 0000000000000000 RSI: 00007ffe16903c10 RDI: 0000000000000005 [ 68.112022][ T1448] RBP: 00007ffe16903b70 R08: 0000000000000000 R09: 0000000000000000 [ 68.112229][ T1448] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.112443][ T1448] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe169042d0 | [ 68.152717][ T1449] ------------[ cut here ]------------ | [ 68.152886][ T1449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1449 | [ 68.153160][ T1449] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.153628][ T1449] Tainted: [W]=WARN [ 68.153737][ T1449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.153908][ T1449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.154100][ T1449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.154597][ T1449] RSP: 0018:ffa00000009df020 EFLAGS: 00010286 [ 68.154787][ T1449] RAX: 00000000ffffffa6 RBX: ff1100000b899540 RCX: 1ff400000013bdca [ 68.155077][ T1449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8995fc [ 68.155364][ T1449] RBP: ff1100000d974000 R08: 1fe22000017132c1 R09: ff110000097a5158 [ 68.155666][ T1449] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 68.155950][ T1449] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 68.156270][ T1449] FS: 00007f6e74d6f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 68.156581][ T1449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.156832][ T1449] CR2: 0000000037e23988 CR3: 000000000ffe4002 CR4: 0000000000771ef0 [ 68.157151][ T1449] PKRU: 55555554 [ 68.157312][ T1449] Call Trace: [ 68.157481][ T1449] [ 68.157594][ T1449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.157820][ T1449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.157986][ T1449] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 68.158200][ T1449] __dev_notify_flags (net/core/dev.c:9787) [ 68.158451][ T1449] ? netif_change_name (net/core/dev.c:1495) [ 68.158678][ T1449] ? __dev_change_flags (net/core/dev.c:9752) [ 68.158899][ T1449] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 68.159115][ T1449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.159330][ T1449] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 68.159560][ T1449] netif_change_flags (net/core/dev.c:9820) [ 68.159782][ T1449] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 68.159999][ T1449] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 68.160218][ T1449] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 68.160453][ T1449] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 68.160722][ T1449] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 68.160933][ T1449] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.161099][ T1449] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 68.161233][ T1449] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.161379][ T1449] ? __kernel_text_address (kernel/extable.c:79) [ 68.161561][ T1449] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.161787][ T1449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.162000][ T1449] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.162188][ T1449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.162416][ T1449] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 68.162624][ T1449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.162812][ T1449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.163017][ T1449] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 68.163229][ T1449] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 68.163450][ T1449] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 68.163662][ T1449] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.163875][ T1449] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 68.164087][ T1449] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 68.164306][ T1449] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.164539][ T1449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.164750][ T1449] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.164962][ T1449] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.165177][ T1449] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.165397][ T1449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.165616][ T1449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.165831][ T1449] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.166034][ T1449] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.166243][ T1449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.166472][ T1449] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.166696][ T1449] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.166911][ T1449] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.167125][ T1449] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.167340][ T1449] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.167570][ T1449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.167785][ T1449] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.168001][ T1449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.168214][ T1449] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.168418][ T1449] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.168559][ T1449] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.168745][ T1449] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.168882][ T1449] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.169018][ T1449] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.169152][ T1449] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.169289][ T1449] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.169431][ T1449] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.169570][ T1449] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.169730][ T1449] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.169863][ T1449] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.169997][ T1449] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.170164][ T1449] ? move_addr_to_kernel (net/socket.c:258) [ 68.170300][ T1449] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.170446][ T1449] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.170594][ T1449] ___sys_sendmsg (net/socket.c:2752) [ 68.170741][ T1449] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 68.170908][ T1449] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.171054][ T1449] __sys_sendmsg (net/socket.c:2784) [ 68.171195][ T1449] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.171327][ T1449] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 68.171510][ T1449] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 68.171665][ T1449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.171801][ T1449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.171935][ T1449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.172070][ T1449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.172204][ T1449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.172377][ T1449] RIP: 0033:0x7f6e74fa908e [ 68.172524][ T1449] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.173017][ T1449] RSP: 002b:00007ffeb67cd520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.173225][ T1449] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e74fa908e [ 68.173429][ T1449] RDX: 0000000000000000 RSI: 00007ffeb67cd5d0 RDI: 0000000000000005 [ 68.173641][ T1449] RBP: 00007ffeb67cd530 R08: 0000000000000000 R09: 0000000000000000 [ 68.173849][ T1449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.174049][ T1449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb67cdca0 | [ 68.207041][ T1450] ------------[ cut here ]------------ | [ 68.207198][ T1450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1450 | [ 68.207651][ T1450] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.208133][ T1450] Tainted: [W]=WARN [ 68.208236][ T1450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.208412][ T1450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.208594][ T1450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.209083][ T1450] RSP: 0018:ffa00000009ef020 EFLAGS: 00010286 [ 68.209256][ T1450] RAX: 00000000ffffffa6 RBX: ff1100000beb11c0 RCX: 1ff400000013ddca [ 68.209462][ T1450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb127c [ 68.209673][ T1450] RBP: ff1100000fa71000 R08: 1fe22000017d6251 R09: ff110000097a0b58 [ 68.209875][ T1450] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 68.210082][ T1450] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 68.210285][ T1450] FS: 00007feb0052e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 68.210530][ T1450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.210707][ T1450] CR2: 000000002f95f988 CR3: 0000000006254002 CR4: 0000000000771ef0 [ 68.210909][ T1450] PKRU: 55555554 [ 68.211009][ T1450] Call Trace: [ 68.211110][ T1450] [ 68.211180][ T1450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.211319][ T1450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.211430][ T1450] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 68.211566][ T1450] __dev_notify_flags (net/core/dev.c:9787) [ 68.211715][ T1450] ? netif_change_name (net/core/dev.c:1495) [ 68.211847][ T1450] ? __dev_change_flags (net/core/dev.c:9752) [ 68.211981][ T1450] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 68.212115][ T1450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.212250][ T1450] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 68.212392][ T1450] netif_change_flags (net/core/dev.c:9820) [ 68.212529][ T1450] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 68.212670][ T1450] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 68.212818][ T1450] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 68.212953][ T1450] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 68.213123][ T1450] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 68.213260][ T1450] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.213395][ T1450] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 68.213531][ T1450] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.213672][ T1450] ? __kernel_text_address (kernel/extable.c:79) [ 68.213807][ T1450] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.213948][ T1450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.214085][ T1450] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.214223][ T1450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.214361][ T1450] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 68.214497][ T1450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.214636][ T1450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.214773][ T1450] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 68.214906][ T1450] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 68.215041][ T1450] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 68.215174][ T1450] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.215311][ T1450] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 68.215453][ T1450] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 68.215594][ T1450] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.215740][ T1450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.215872][ T1450] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.216004][ T1450] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.216136][ T1450] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.216268][ T1450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.216413][ T1450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.216550][ T1450] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.216695][ T1450] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.216828][ T1450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.216963][ T1450] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.217096][ T1450] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.217232][ T1450] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.217375][ T1450] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.217510][ T1450] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.217695][ T1450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.217893][ T1450] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.218028][ T1450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.218162][ T1450] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.218297][ T1450] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.218440][ T1450] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.218580][ T1450] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.218727][ T1450] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.218863][ T1450] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.218999][ T1450] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.219134][ T1450] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.219271][ T1450] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.219412][ T1450] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.219554][ T1450] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.219698][ T1450] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.219840][ T1450] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.220007][ T1450] ? move_addr_to_kernel (net/socket.c:258) [ 68.220142][ T1450] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.220276][ T1450] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.220415][ T1450] ___sys_sendmsg (net/socket.c:2752) [ 68.220553][ T1450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 68.220730][ T1450] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.220881][ T1450] __sys_sendmsg (net/socket.c:2784) [ 68.221043][ T1450] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.221187][ T1450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 68.221364][ T1450] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 68.221503][ T1450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.221646][ T1450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.221785][ T1450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.221919][ T1450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.222054][ T1450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.222224][ T1450] RIP: 0033:0x7feb0076808e [ 68.222370][ T1450] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.222870][ T1450] RSP: 002b:00007ffecb5321c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.223074][ T1450] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007feb0076808e [ 68.223275][ T1450] RDX: 0000000000000000 RSI: 00007ffecb532270 RDI: 0000000000000005 [ 68.223484][ T1450] RBP: 00007ffecb5321d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.223696][ T1450] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.223898][ T1450] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecb532940 | [ 68.225982][ T211] ------------[ cut here ]------------ | [ 68.226162][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/211 | [ 68.226481][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.227052][ T211] Tainted: [W]=WARN [ 68.227196][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.227420][ T211] Workqueue: events_unbound linkwatch_event [ 68.227653][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.227876][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.228377][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 68.228587][ T211] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff400000011cf02 [ 68.228839][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 68.229073][ T211] RBP: ff1100000d974000 R08: 1fe2200001f77da9 R09: ff1100001018aea8 [ 68.229313][ T211] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 68.229565][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 68.229819][ T211] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 68.230087][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.230297][ T211] CR2: 00007fe87f74a430 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 68.230553][ T211] PKRU: 55555554 [ 68.230711][ T211] Call Trace: [ 68.230857][ T211] [ 68.230973][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.231149][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 68.231326][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.231492][ T211] netif_state_change (net/core/dev.c:1605) [ 68.231687][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.231897][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 68.232073][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 68.232264][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.232536][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 68.232800][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 68.233054][ T211] process_one_work (kernel/workqueue.c:3314) [ 68.233317][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 68.233584][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.233856][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 68.234111][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 68.234375][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 68.234628][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 68.234878][ T211] kthread (kernel/kthread.c:436) [ 68.235061][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 68.235264][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 68.235454][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 68.235644][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 68.235860][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 68.236037][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 68.236212][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 68.312284][ T1452] ------------[ cut here ]------------ | [ 68.312463][ T1452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1452 | [ 68.312746][ T1452] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.313207][ T1452] Tainted: [W]=WARN [ 68.313314][ T1452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.313491][ T1452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.313693][ T1452] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.314164][ T1452] RSP: 0018:ffa00000009ef150 EFLAGS: 00010286 [ 68.314331][ T1452] RAX: 00000000ffffffa6 RBX: ff110000051a8ac0 RCX: 1ff400000013ddf0 [ 68.314537][ T1452] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000051a8b7c [ 68.314747][ T1452] RBP: ff1100000fa71000 R08: 1fe2200000a35171 R09: ff1100000eea5158 [ 68.314949][ T1452] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 68.315148][ T1452] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097b7bc0 [ 68.315358][ T1452] FS: 00007f7666f1f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 68.315604][ T1452] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.315787][ T1452] CR2: 00000000004ebb28 CR3: 0000000006254001 CR4: 0000000000771ef0 [ 68.315986][ T1452] PKRU: 55555554 [ 68.316086][ T1452] Call Trace: [ 68.316185][ T1452] [ 68.316254][ T1452] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.316393][ T1452] ? notifier_call_chain (kernel/notifier.c:85) [ 68.316533][ T1452] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.316638][ T1452] netif_state_change (net/core/dev.c:1605) [ 68.316785][ T1452] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.316951][ T1452] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 68.317153][ T1452] linkwatch_sync_dev (net/core/link_watch.c:295) [ 68.317292][ T1452] rtnl_getlink (net/core/rtnetlink.c:4273) [ 68.317429][ T1452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.317560][ T1452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.317700][ T1452] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 68.317833][ T1452] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.317964][ T1452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.318100][ T1452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.318250][ T1452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.318385][ T1452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.318526][ T1452] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.318706][ T1452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.318875][ T1452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.319062][ T1452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.319246][ T1452] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 68.319433][ T1452] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.319618][ T1452] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.319823][ T1452] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.320021][ T1452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.320224][ T1452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.320444][ T1452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.320655][ T1452] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.320864][ T1452] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.321070][ T1452] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.321283][ T1452] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.321496][ T1452] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.321712][ T1452] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.321929][ T1452] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.322141][ T1452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.322355][ T1452] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.322566][ T1452] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.322779][ T1452] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.322987][ T1452] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.323197][ T1452] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.323413][ T1452] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.323672][ T1452] ? move_addr_to_kernel (net/socket.c:258) [ 68.323872][ T1452] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 68.324082][ T1452] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 68.324338][ T1452] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 68.324556][ T1452] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 68.324825][ T1452] ___sys_sendmsg (net/socket.c:2752) [ 68.325032][ T1452] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.325237][ T1452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.325468][ T1452] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 68.325679][ T1452] ? do_getsockname (net/socket.c:2192) [ 68.325894][ T1452] __sys_sendmsg (net/socket.c:2784) [ 68.326106][ T1452] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.326315][ T1452] ? __sys_getsockname (net/socket.c:2210) [ 68.326530][ T1452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.326743][ T1452] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.326945][ T1452] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.327157][ T1452] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.327376][ T1452] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.327631][ T1452] RIP: 0033:0x7f766715908e [ 68.327854][ T1452] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.328599][ T1452] RSP: 002b:00007ffe5a1ecd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.328925][ T1452] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f766715908e [ 68.329231][ T1452] RDX: 0000000000000000 RSI: 00007ffe5a1ece40 RDI: 0000000000000006 [ 68.329554][ T1452] RBP: 00007ffe5a1ecda0 R08: 0000000000000000 R09: 0000000000000000 [ 68.329881][ T1452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.330193][ T1452] R13: 00007ffe5a1ecef0 R14: 000000000000000d R15: 00007ffe5a1ee87a | [ 68.445457][ T1455] ------------[ cut here ]------------ | [ 68.445747][ T1455] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1455 | [ 68.446206][ T1455] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.447036][ T1455] Tainted: [W]=WARN [ 68.447211][ T1455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.447512][ T1455] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.447879][ T1455] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.448741][ T1455] RSP: 0018:ffa00000009fefd0 EFLAGS: 00010286 [ 68.449029][ T1455] RAX: 00000000ffffffa6 RBX: ff1100000fa298c0 RCX: 1ff400000013fdc0 [ 68.449406][ T1455] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2997c [ 68.449763][ T1455] RBP: ff1100000967a000 R08: 1fe2200001f45331 R09: ff1100000faf8b80 [ 68.450122][ T1455] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 68.450470][ T1455] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000967ae44 [ 68.450852][ T1455] FS: 00007f1bed0e1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 68.451267][ T1455] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.451572][ T1455] CR2: 00000000004a2060 CR3: 0000000006254003 CR4: 0000000000771ef0 [ 68.451922][ T1455] PKRU: 55555554 [ 68.452103][ T1455] Call Trace: [ 68.452297][ T1455] [ 68.452433][ T1455] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.452686][ T1455] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 68.452954][ T1455] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.453129][ T1455] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 68.453367][ T1455] __dev_notify_flags (net/core/dev.c:9787) [ 68.453587][ T1455] ? notifier_call_chain (kernel/notifier.c:85) [ 68.453825][ T1455] ? netif_change_name (net/core/dev.c:1495) [ 68.454072][ T1455] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 68.454511][ T1455] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 68.454775][ T1455] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 68.455035][ T1455] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 68.455290][ T1455] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 68.455537][ T1455] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 68.455805][ T1455] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 68.456043][ T1455] ? nla_strscpy (lib/nlattr.c:795) [ 68.456298][ T1455] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 68.456541][ T1455] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 68.456813][ T1455] ? __dev_get_by_name (net/core/dev.c:883) [ 68.457048][ T1455] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 68.457307][ T1455] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 68.457573][ T1455] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.457788][ T1455] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.458056][ T1455] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.458418][ T1455] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.458763][ T1455] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.459092][ T1455] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.459471][ T1455] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.459839][ T1455] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.460305][ T1455] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.460472][ T1455] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.460636][ T1455] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.460845][ T1455] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.460990][ T1455] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.461145][ T1455] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.461320][ T1455] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.461473][ T1455] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.461656][ T1455] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.461925][ T1455] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.462094][ T1455] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.462241][ T1455] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.462418][ T1455] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.463201][ T1455] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.463354][ T1455] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.463517][ T1455] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.463699][ T1455] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.463852][ T1455] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.464014][ T1455] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.464177][ T1455] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.464342][ T1455] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.464537][ T1455] ? move_addr_to_kernel (net/socket.c:258) [ 68.464726][ T1455] ? kasan_save_stack (mm/kasan/common.c:58) [ 68.464871][ T1455] ? kasan_save_stack (mm/kasan/common.c:57) [ 68.465032][ T1455] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 68.465177][ T1455] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 68.465373][ T1455] ___sys_sendmsg (net/socket.c:2752) [ 68.465518][ T1455] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.465743][ T1455] __sys_sendmsg (net/socket.c:2784) [ 68.465999][ T1455] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.466232][ T1455] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 68.466494][ T1455] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 68.466759][ T1455] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.467009][ T1455] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.467255][ T1455] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.467506][ T1455] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.467742][ T1455] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.468030][ T1455] RIP: 0033:0x7f1bed31b08e [ 68.468301][ T1455] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.469164][ T1455] RSP: 002b:00007ffd969e3b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.469536][ T1455] RAX: ffffffffffffffda RBX: 00007ffd969e42b0 RCX: 00007f1bed31b08e [ 68.469919][ T1455] RDX: 0000000000000000 RSI: 00007ffd969e3bb0 RDI: 0000000000000005 [ 68.470259][ T1455] RBP: 00007ffd969e3b10 R08: 0000000000000000 R09: 0000000000000000 [ 68.470634][ T1455] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.471637][ T1455] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd969e4280 | [ 68.530161][ T1456] ------------[ cut here ]------------ | [ 68.530399][ T1456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1456 | [ 68.530803][ T1456] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.531405][ T1456] Tainted: [W]=WARN [ 68.531566][ T1456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.531835][ T1456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.532076][ T1456] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.532704][ T1456] RSP: 0018:ffa0000000a0efd0 EFLAGS: 00010286 [ 68.532944][ T1456] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff4000000141dc0 [ 68.533232][ T1456] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 68.533526][ T1456] RBP: ff11000009afa000 R08: 1fe2200001f452f9 R09: ff1100000ff3d180 [ 68.533812][ T1456] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 68.534099][ T1456] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009afae44 [ 68.534436][ T1456] FS: 00007f5e8bc1d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 68.534768][ T1456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.535026][ T1456] CR2: 00000000004a2060 CR3: 000000000e974003 CR4: 0000000000771ef0 [ 68.535296][ T1456] PKRU: 55555554 [ 68.535472][ T1456] Call Trace: [ 68.535677][ T1456] [ 68.535819][ T1456] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.536017][ T1456] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 68.536218][ T1456] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.536405][ T1456] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 68.536612][ T1456] __dev_notify_flags (net/core/dev.c:9787) [ 68.536827][ T1456] ? notifier_call_chain (kernel/notifier.c:85) [ 68.537027][ T1456] ? netif_change_name (net/core/dev.c:1495) [ 68.537239][ T1456] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 68.537478][ T1456] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 68.537699][ T1456] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 68.537919][ T1456] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 68.538127][ T1456] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 68.538328][ T1456] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 68.538563][ T1456] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 68.538798][ T1456] ? nla_strscpy (lib/nlattr.c:795) [ 68.538998][ T1456] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 68.539198][ T1456] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 68.539404][ T1456] ? __dev_get_by_name (net/core/dev.c:883) [ 68.539631][ T1456] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 68.539852][ T1456] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 68.540332][ T1456] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.540544][ T1456] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.540776][ T1456] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.541004][ T1456] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.541207][ T1456] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.541416][ T1456] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.541624][ T1456] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.541832][ T1456] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.542059][ T1456] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.542259][ T1456] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.542486][ T1456] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.542708][ T1456] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.542930][ T1456] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.543132][ T1456] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.543364][ T1456] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.543568][ T1456] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.543782][ T1456] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.544010][ T1456] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.544220][ T1456] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.544442][ T1456] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.544670][ T1456] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.544867][ T1456] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.545084][ T1456] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.545283][ T1456] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.545496][ T1456] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.545751][ T1456] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.545952][ T1456] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.546191][ T1456] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.546430][ T1456] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.546686][ T1456] ? move_addr_to_kernel (net/socket.c:258) [ 68.546885][ T1456] ? kasan_save_stack (mm/kasan/common.c:58) [ 68.547101][ T1456] ? kasan_save_stack (mm/kasan/common.c:57) [ 68.547300][ T1456] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 68.547513][ T1456] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 68.547777][ T1456] ___sys_sendmsg (net/socket.c:2752) [ 68.548002][ T1456] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.548216][ T1456] __sys_sendmsg (net/socket.c:2784) [ 68.548429][ T1456] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.548677][ T1456] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 68.548897][ T1456] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 68.549093][ T1456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.549306][ T1456] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.549557][ T1456] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.549771][ T1456] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.549969][ T1456] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.550202][ T1456] RIP: 0033:0x7f5e8be5708e [ 68.550418][ T1456] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.551040][ T1456] RSP: 002b:00007ffcd1fb86f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.551308][ T1456] RAX: ffffffffffffffda RBX: 00007ffcd1fb8ea0 RCX: 00007f5e8be5708e [ 68.551607][ T1456] RDX: 0000000000000000 RSI: 00007ffcd1fb87a0 RDI: 0000000000000005 [ 68.551915][ T1456] RBP: 00007ffcd1fb8700 R08: 0000000000000000 R09: 0000000000000000 [ 68.552182][ T1456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.552462][ T1456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd1fb8e70 | [ 68.585030][ T1457] ------------[ cut here ]------------ | [ 68.585316][ T1457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1457 | [ 68.585886][ T1457] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.586704][ T1457] Tainted: [W]=WARN [ 68.586891][ T1457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.587196][ T1457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.587508][ T1457] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.588373][ T1457] RSP: 0018:ffa0000000a1f020 EFLAGS: 00010286 [ 68.588687][ T1457] RAX: 00000000ffffffa6 RBX: ff110000057bbc40 RCX: 1ff4000000143dca [ 68.589043][ T1457] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbcfc [ 68.589399][ T1457] RBP: ff1100000967a000 R08: 1fe2200000af77a1 R09: ff1100000ffd5158 [ 68.589725][ T1457] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 68.590085][ T1457] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 68.590421][ T1457] FS: 00007ff984313840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 68.590786][ T1457] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.591043][ T1457] CR2: 000000002b540988 CR3: 000000000c3ee002 CR4: 0000000000771ef0 [ 68.591359][ T1457] PKRU: 55555554 [ 68.591530][ T1457] Call Trace: [ 68.591702][ T1457] [ 68.591807][ T1457] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.591979][ T1457] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.592083][ T1457] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 68.592268][ T1457] __dev_notify_flags (net/core/dev.c:9787) [ 68.592473][ T1457] ? netif_change_name (net/core/dev.c:1495) [ 68.592628][ T1457] ? __dev_change_flags (net/core/dev.c:9752) [ 68.592785][ T1457] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 68.593002][ T1457] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.593159][ T1457] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 68.593300][ T1457] netif_change_flags (net/core/dev.c:9820) [ 68.593454][ T1457] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 68.593595][ T1457] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 68.593851][ T1457] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 68.594081][ T1457] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 68.594381][ T1457] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 68.594529][ T1457] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.594759][ T1457] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 68.594965][ T1457] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.595203][ T1457] ? __kernel_text_address (kernel/extable.c:79) [ 68.595474][ T1457] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.595713][ T1457] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.595968][ T1457] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.596208][ T1457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.596457][ T1457] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 68.596656][ T1457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.596922][ T1457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.597159][ T1457] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 68.597402][ T1457] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 68.597614][ T1457] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 68.597854][ T1457] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.598071][ T1457] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 68.598286][ T1457] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 68.598573][ T1457] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.598811][ T1457] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.599067][ T1457] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.599309][ T1457] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.599566][ T1457] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.599818][ T1457] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.600064][ T1457] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.600303][ T1457] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.600536][ T1457] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.600756][ T1457] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.600968][ T1457] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.601186][ T1457] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.601421][ T1457] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.601640][ T1457] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.601864][ T1457] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.602094][ T1457] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.602315][ T1457] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.602549][ T1457] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.602777][ T1457] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.603001][ T1457] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.603230][ T1457] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.603459][ T1457] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.603689][ T1457] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.603917][ T1457] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.604138][ T1457] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.604368][ T1457] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.604589][ T1457] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.604814][ T1457] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.605033][ T1457] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.605266][ T1457] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.605525][ T1457] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.605830][ T1457] ? move_addr_to_kernel (net/socket.c:258) [ 68.606045][ T1457] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.606253][ T1457] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.606514][ T1457] ___sys_sendmsg (net/socket.c:2752) [ 68.606761][ T1457] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 68.607050][ T1457] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.607318][ T1457] __sys_sendmsg (net/socket.c:2784) [ 68.607579][ T1457] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.607828][ T1457] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 68.608124][ T1457] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 68.608382][ T1457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.608633][ T1457] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.608892][ T1457] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.609126][ T1457] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.609386][ T1457] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.609655][ T1457] RIP: 0033:0x7ff98454d08e [ 68.609891][ T1457] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.610690][ T1457] RSP: 002b:00007ffe3c4c2690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.611040][ T1457] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff98454d08e [ 68.611404][ T1457] RDX: 0000000000000000 RSI: 00007ffe3c4c2740 RDI: 0000000000000005 [ 68.611736][ T1457] RBP: 00007ffe3c4c26a0 R08: 0000000000000000 R09: 0000000000000000 [ 68.612066][ T1457] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.612404][ T1457] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3c4c2e10 | [ 68.658132][ T1458] ------------[ cut here ]------------ | [ 68.658340][ T1458] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1458 | [ 68.659291][ T1458] Modules linked in: vxlan ip6_gre ip_gre gre | [ 68.659912][ T1458] Tainted: [W]=WARN [ 68.660070][ T1458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.660291][ T1458] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 68.660534][ T1458] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 68.661085][ T1458] RSP: 0018:ffa0000000a2f020 EFLAGS: 00010286 [ 68.661308][ T1458] RAX: 00000000ffffffa6 RBX: ff110000107d38c0 RCX: 1ff4000000145dca [ 68.661572][ T1458] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107d397c [ 68.661859][ T1458] RBP: ff11000009afa000 R08: 1fe22000020fa731 R09: ff11000009b7d158 [ 68.662111][ T1458] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 68.662374][ T1458] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 68.662642][ T1458] FS: 00007f2e17acf840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 68.662942][ T1458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.663166][ T1458] CR2: 000000003ec96988 CR3: 000000000e974005 CR4: 0000000000771ef0 [ 68.663434][ T1458] PKRU: 55555554 [ 68.663589][ T1458] Call Trace: [ 68.663760][ T1458] [ 68.663881][ T1458] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 68.664070][ T1458] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 68.664225][ T1458] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 68.664424][ T1458] __dev_notify_flags (net/core/dev.c:9787) [ 68.664620][ T1458] ? netif_change_name (net/core/dev.c:1495) [ 68.664815][ T1458] ? __dev_change_flags (net/core/dev.c:9752) [ 68.665003][ T1458] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 68.665189][ T1458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.665392][ T1458] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 68.665586][ T1458] netif_change_flags (net/core/dev.c:9820) [ 68.665804][ T1458] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 68.665993][ T1458] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 68.666184][ T1458] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 68.666396][ T1458] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 68.666628][ T1458] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 68.666828][ T1458] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.667016][ T1458] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 68.667204][ T1458] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.667405][ T1458] ? __kernel_text_address (kernel/extable.c:79) [ 68.667606][ T1458] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.667809][ T1458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.667995][ T1458] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.668184][ T1458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.668386][ T1458] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 68.668573][ T1458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.668780][ T1458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.668970][ T1458] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 68.669160][ T1458] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 68.669361][ T1458] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 68.669550][ T1458] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 68.669757][ T1458] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 68.669951][ T1458] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 68.670142][ T1458] rtnl_newlink (net/core/rtnetlink.c:4150) [ 68.670333][ T1458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.670558][ T1458] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.670763][ T1458] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.670952][ T1458] ? mark_usage (kernel/locking/lockdep.c:4674) [ 68.671140][ T1458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.671329][ T1458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.671528][ T1458] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.671745][ T1458] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.672111][ T1458] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 68.672303][ T1458] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 68.672506][ T1458] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 68.672713][ T1458] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.672900][ T1458] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.673085][ T1458] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.673275][ T1458] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 68.673474][ T1458] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 68.673680][ T1458] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 68.673870][ T1458] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.674059][ T1458] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.674250][ T1458] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 68.674453][ T1458] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 68.674655][ T1458] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.674854][ T1458] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.675044][ T1458] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 68.675234][ T1458] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 68.675437][ T1458] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 68.675633][ T1458] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 68.675832][ T1458] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 68.676018][ T1458] ? copy_msghdr_from_user (net/socket.c:2635) [ 68.676204][ T1458] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 68.676434][ T1458] ? move_addr_to_kernel (net/socket.c:258) [ 68.676635][ T1458] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 68.676834][ T1458] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 68.677029][ T1458] ___sys_sendmsg (net/socket.c:2752) [ 68.677214][ T1458] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 68.677448][ T1458] ? copy_msghdr_from_user (net/socket.c:2603) [ 68.677668][ T1458] __sys_sendmsg (net/socket.c:2784) [ 68.677855][ T1458] ? __sys_sendmsg_sock (net/socket.c:2765) [ 68.678043][ T1458] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 68.678268][ T1458] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 68.678471][ T1458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 68.678681][ T1458] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 68.678870][ T1458] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 68.679058][ T1458] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 68.679248][ T1458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.679486][ T1458] RIP: 0033:0x7f2e17d0908e [ 68.679775][ T1458] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 68.680317][ T1458] RSP: 002b:00007fffbdef8320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.680593][ T1458] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2e17d0908e [ 68.680864][ T1458] RDX: 0000000000000000 RSI: 00007fffbdef83d0 RDI: 0000000000000005 [ 68.681117][ T1458] RBP: 00007fffbdef8330 R08: 0000000000000000 R09: 0000000000000000 [ 68.681382][ T1458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff6 [ 68.681650][ T1458] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbdef8aa0 | [ 69.069520][ T12] ------------[ cut here ]------------ | [ 69.069748][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.070092][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.070708][ T12] Tainted: [W]=WARN [ 69.070860][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.071073][ T12] Workqueue: netns cleanup_net [ 69.071260][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.071505][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.072246][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 69.072474][ T12] RAX: 00000000ffffffa6 RBX: ff110000057baac0 RCX: 1ff4000000018ec7 [ 69.072735][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bab7c [ 69.072974][ T12] RBP: ff1100000967a000 R08: 1fe2200000af7571 R09: ff11000001aed1d0 [ 69.073211][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 69.073470][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 69.073818][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.074102][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.074317][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 69.074573][ T12] PKRU: 55555554 [ 69.074740][ T12] Call Trace: [ 69.074887][ T12] [ 69.075005][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.075186][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.075334][ T12] netif_close_many (net/core/dev.c:1804) [ 69.075530][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 69.075729][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 69.075941][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 69.076183][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.076391][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.076631][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.076828][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.077014][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.077198][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.077418][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.077608][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.077804][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.077989][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.078166][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.078366][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.078548][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.078743][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.078926][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.079106][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.079288][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.079516][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.079729][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.079914][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.080099][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.080276][ T12] kthread (kernel/kthread.c:436) [ 69.080435][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.080679][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.080860][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.081045][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.081256][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.081453][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.081642][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.084471][ T12] ------------[ cut here ]------------ | [ 69.084679][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.084992][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.085555][ T12] Tainted: [W]=WARN [ 69.085721][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.085941][ T12] Workqueue: netns cleanup_net [ 69.086128][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.086365][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.086952][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.087463][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74fa80 RCX: 1ff4000000018eed [ 69.087713][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74fb3c [ 69.087959][ T12] RBP: ff1100000f87c000 R08: 1fe22000016e9f69 R09: ff11000001aed1d0 [ 69.088197][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.088460][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.088712][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.089000][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.089208][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 69.089460][ T12] PKRU: 55555554 [ 69.089605][ T12] Call Trace: [ 69.089762][ T12] [ 69.089878][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.090129][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.090363][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.090553][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.090750][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.090945][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.091123][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.092129][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.092313][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.092501][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.092699][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.092959][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.093141][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.093330][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.093524][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.093802][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.094011][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.094191][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.094386][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.094576][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.094803][ T12] kthread (kernel/kthread.c:436) [ 69.094950][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.095160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.095338][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.095535][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.095764][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.095961][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.096151][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.108194][ T12] ------------[ cut here ]------------ | [ 69.108379][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.108643][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.109191][ T12] Tainted: [W]=WARN [ 69.109289][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.109511][ T12] Workqueue: netns cleanup_net [ 69.109678][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.109843][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.110278][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.110492][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e740 RCX: 1ff4000000018eed [ 69.110711][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e7fc [ 69.110891][ T12] RBP: ff1100000eaac000 R08: 1fe22000016e9d01 R09: ff11000001aed1d0 [ 69.111072][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.111254][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.111548][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.111810][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.111966][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 69.112211][ T12] PKRU: 55555554 [ 69.112315][ T12] Call Trace: [ 69.112478][ T12] [ 69.112545][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.112724][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.112875][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.112996][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.113119][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.113240][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.113428][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.113590][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.113747][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.113877][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.114003][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.114139][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.114260][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.114410][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.114536][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.114673][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.114798][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.114917][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.115043][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.115172][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.115290][ T12] kthread (kernel/kthread.c:436) [ 69.115387][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.115540][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.115681][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.115804][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.115956][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.116080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.116202][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.118946][ T12] ------------[ cut here ]------------ | [ 69.119107][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.119665][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.120142][ T12] Tainted: [W]=WARN [ 69.120258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.120421][ T12] Workqueue: netns cleanup_net [ 69.120551][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.120718][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.121628][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.121791][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e580 RCX: 1ff4000000018eed [ 69.121984][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e63c [ 69.122183][ T12] RBP: ff11000007c21000 R08: 1fe22000016e9cc9 R09: ff11000001aed1d0 [ 69.122373][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.122579][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.122782][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.123243][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.123399][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 69.123625][ T12] PKRU: 55555554 [ 69.123741][ T12] Call Trace: [ 69.123837][ T12] [ 69.123902][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.124058][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.124209][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.124329][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.124458][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.124584][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.124713][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.124862][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.124991][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.125110][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.125245][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.125373][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.125496][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.125624][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.125765][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.125890][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.126015][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.126149][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.126274][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.126405][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.126551][ T12] kthread (kernel/kthread.c:436) [ 69.126652][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.126835][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.126961][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.127083][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.127336][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.127463][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.127598][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.130284][ T12] ------------[ cut here ]------------ | [ 69.130416][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.130659][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.132050][ T12] Tainted: [W]=WARN [ 69.132155][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.132309][ T12] Workqueue: netns cleanup_net [ 69.132488][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.132933][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.133423][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.133579][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e200 RCX: 1ff4000000018eed [ 69.133771][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e2bc [ 69.133953][ T12] RBP: ff1100000d8bc000 R08: 1fe22000016e9c59 R09: ff11000001aed1d0 [ 69.134132][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.134342][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.134582][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.134804][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.134957][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 69.135146][ T12] PKRU: 55555554 [ 69.135238][ T12] Call Trace: [ 69.135328][ T12] [ 69.135439][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.135597][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.135818][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.135941][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.136069][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.136192][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.136316][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.136491][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.136659][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.136788][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.136915][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.137040][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.137161][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.137286][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.137457][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.137584][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.137719][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.137852][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.137977][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.138132][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.138252][ T12] kthread (kernel/kthread.c:436) [ 69.138344][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.138565][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.138699][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.138824][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.139004][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.139126][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.139259][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.143473][ T12] ------------[ cut here ]------------ | [ 69.143624][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 69.143902][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.144353][ T12] Tainted: [W]=WARN [ 69.144454][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.144616][ T12] Workqueue: netns cleanup_net [ 69.144777][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.144940][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.145393][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.145817][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f000 RCX: 1ff4000000018eed [ 69.146011][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f0bc [ 69.146193][ T12] RBP: ff1100000aa09000 R08: 1fe22000016e9e19 R09: ff11000001aed1d0 [ 69.146381][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 69.146585][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.146775][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 69.146988][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.147140][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.147340][ T12] PKRU: 55555554 [ 69.147437][ T12] Call Trace: [ 69.147532][ T12] [ 69.147603][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.147773][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.147924][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.148051][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.148179][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.148300][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.148434][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.148559][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.148694][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.148839][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.148967][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.149090][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.149214][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.149336][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.149463][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.149594][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.149728][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.149852][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.149998][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.150125][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.150511][ T12] kthread (kernel/kthread.c:436) [ 69.150610][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.150787][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.150910][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.151030][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.151371][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.151497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.151630][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.154202][ T12] ------------[ cut here ]------------ | [ 69.154333][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 69.154598][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.155041][ T12] Tainted: [W]=WARN [ 69.155139][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.155292][ T12] Workqueue: netns cleanup_net [ 69.155421][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.155585][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.156036][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.156187][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1540 RCX: 1ff4000000018eed [ 69.156383][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a15fc [ 69.156566][ T12] RBP: ff110000100f9000 R08: 1fe22000025142c1 R09: ff11000001aed1d0 [ 69.156754][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 69.156966][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.157149][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 69.157380][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.157532][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.157736][ T12] PKRU: 55555554 [ 69.157827][ T12] Call Trace: [ 69.157918][ T12] [ 69.157981][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.158139][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.158289][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.158438][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.158561][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.158688][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.158809][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.158930][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.159052][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.159176][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.159299][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.159427][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.159547][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.159705][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.159830][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.159953][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.160078][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.160201][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.160326][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.160454][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.160576][ T12] kthread (kernel/kthread.c:436) [ 69.160677][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.160849][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.160974][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.161094][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.161245][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.161368][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.161498][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.163811][ T12] ------------[ cut here ]------------ | [ 69.163958][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 69.164194][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.164653][ T12] Tainted: [W]=WARN [ 69.164753][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.164912][ T12] Workqueue: netns cleanup_net [ 69.165115][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.165283][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.165865][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.166018][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a18c0 RCX: 1ff4000000018eed [ 69.166295][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a197c [ 69.166480][ T12] RBP: ff110000051b1000 R08: 1fe2200002514331 R09: ff11000001aed1d0 [ 69.166668][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 69.166921][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.167124][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 69.167429][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.167584][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.167773][ T12] PKRU: 55555554 [ 69.167876][ T12] Call Trace: [ 69.168040][ T12] [ 69.168104][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.168267][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.168432][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.168633][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.168759][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.168881][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.169003][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.169198][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.169319][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.170075][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.170209][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.170329][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.170500][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.170682][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.170804][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.170951][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.171079][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.171211][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.171336][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.171513][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.171639][ T12] kthread (kernel/kthread.c:436) [ 69.171735][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.171890][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.172010][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.172136][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.172311][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.172480][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.172630][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.175363][ T12] ------------[ cut here ]------------ | [ 69.175499][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 69.175746][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.176206][ T12] Tainted: [W]=WARN [ 69.176298][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.176458][ T12] Workqueue: netns cleanup_net [ 69.176588][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.176750][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.177189][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.177339][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e200 RCX: 1ff4000000018eed [ 69.177537][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e2bc [ 69.177730][ T12] RBP: ff1100000a3a4000 R08: 1fe2200001f65c59 R09: ff11000001aed1d0 [ 69.177910][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 69.178096][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.178278][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 69.178531][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.178691][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.178872][ T12] PKRU: 55555554 [ 69.178963][ T12] Call Trace: [ 69.179075][ T12] [ 69.179141][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.179299][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.179465][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.179591][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.179720][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.179841][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.179964][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.180087][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.180211][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.180333][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.180464][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.180591][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.180739][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.180883][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.181005][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.181143][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.181270][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.181416][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.181546][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.181690][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.181816][ T12] kthread (kernel/kthread.c:436) [ 69.181908][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.182061][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.182184][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.182310][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.182569][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.182706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.182828][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.187287][ T12] ------------[ cut here ]------------ | [ 69.187524][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.187780][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.188273][ T12] Tainted: [W]=WARN [ 69.188420][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.188627][ T12] Workqueue: netns cleanup_net [ 69.188761][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.188937][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.189422][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.189616][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e580 RCX: 1ff4000000018eed [ 69.189805][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e63c [ 69.189989][ T12] RBP: ff1100000e84c000 R08: 1fe2200001f65cc9 R09: ff11000001aed1d0 [ 69.190169][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.190406][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.190591][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.190805][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.190959][ T12] CR2: 00005645b6630438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 69.191141][ T12] PKRU: 55555554 [ 69.191231][ T12] Call Trace: [ 69.191396][ T12] [ 69.191462][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.191633][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.191796][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.191918][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.192039][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.192160][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.192281][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.192507][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.192641][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.192792][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.192918][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.193040][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.193161][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.193283][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.193435][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.193561][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.193695][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.193816][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.193942][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.194067][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.194195][ T12] kthread (kernel/kthread.c:436) [ 69.194286][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.194443][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.194564][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.194698][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.194848][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.194970][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.195091][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.206409][ T12] ------------[ cut here ]------------ | [ 69.206680][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.206941][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.207467][ T12] Tainted: [W]=WARN [ 69.207558][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.207727][ T12] Workqueue: netns cleanup_net [ 69.207854][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.208015][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.208540][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.208728][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd83a80 RCX: 1ff4000000018eed [ 69.208908][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd83b3c [ 69.209108][ T12] RBP: ff1100000967a000 R08: 1fe22000017b0769 R09: ff11000001aed1d0 [ 69.209287][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.209514][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.209721][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.209935][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.210086][ T12] CR2: 00005645b6630438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 69.210266][ T12] PKRU: 55555554 [ 69.210403][ T12] Call Trace: [ 69.210492][ T12] [ 69.210556][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.210734][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.210886][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.211009][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.211146][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.211266][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.211431][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.211555][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.211731][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.211851][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.211975][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.212097][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.212214][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.212464][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.212590][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.212729][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.212854][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.212982][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.213109][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.213234][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.213441][ T12] kthread (kernel/kthread.c:436) [ 69.213532][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.213697][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.213821][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.213942][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.214091][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.214211][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.214329][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.233002][ T12] ------------[ cut here ]------------ | [ 69.233242][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 69.233777][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.234610][ T12] Tainted: [W]=WARN [ 69.234772][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.235154][ T12] Workqueue: netns cleanup_net [ 69.235496][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.235769][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.236596][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 69.236879][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd83380 RCX: 1ff4000000018eaf [ 69.237192][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8343c [ 69.237641][ T12] RBP: ff1100000d974000 R08: 1fe22000017b0689 R09: ff11000001aed1d0 [ 69.237968][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 69.238272][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa71000 [ 69.238692][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.239082][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.239337][ T12] CR2: 00007fc0c826e668 CR3: 000000000f88f005 CR4: 0000000000771ef0 [ 69.239655][ T12] PKRU: 55555554 [ 69.239888][ T12] Call Trace: [ 69.240040][ T12] [ 69.240149][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.240368][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.240527][ T12] netif_close_many (net/core/dev.c:1804) [ 69.240739][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.240967][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.241170][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.241383][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 69.241589][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 69.241848][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 69.242104][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.242308][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.242569][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.242800][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.243001][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 69.243270][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 69.243488][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 69.243699][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 69.243904][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 69.244109][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 69.244313][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 69.244528][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.244732][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.244940][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.245144][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.245355][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.245564][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.245772][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.245978][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.246189][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.246420][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.246632][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.246849][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.247086][ T12] kthread (kernel/kthread.c:436) [ 69.247245][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.247509][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.247716][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.247920][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.248172][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.248401][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.248610][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.251634][ T12] ------------[ cut here ]------------ | [ 69.251843][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 69.252093][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.252559][ T12] Tainted: [W]=WARN [ 69.252691][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.252848][ T12] Workqueue: netns cleanup_net [ 69.253003][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.253167][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.253641][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 69.253808][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c580 RCX: 1ff4000000018eaf [ 69.253998][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c63c [ 69.254188][ T12] RBP: ff1100000fa71000 R08: 1fe22000016638c9 R09: ff11000001aed1d0 [ 69.254383][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 69.254577][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 69.254803][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.255027][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.255191][ T12] CR2: 00007fc0c826e668 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 69.255391][ T12] PKRU: 55555554 [ 69.255486][ T12] Call Trace: [ 69.255585][ T12] [ 69.255658][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.255807][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 69.255942][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.256039][ T12] netif_close_many (net/core/dev.c:1804) [ 69.256167][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.256291][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.256422][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.256556][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 69.256695][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 69.256852][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 69.257012][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.257141][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.257299][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.257431][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.257566][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 69.257740][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 69.257871][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 69.257998][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 69.258127][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 69.258254][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 69.258389][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 69.258519][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.258693][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.258901][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.259085][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.259213][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.259353][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.259481][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.259614][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.259750][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.259894][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.260026][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.260166][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.260292][ T12] kthread (kernel/kthread.c:436) [ 69.260391][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.260550][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.260688][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.260817][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.260976][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.261102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.261253][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.278398][ T12] ------------[ cut here ]------------ | [ 69.278660][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.279158][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.280100][ T12] Tainted: [W]=WARN [ 69.280320][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.280636][ T12] Workqueue: netns cleanup_net [ 69.280936][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.281242][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.282288][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 69.282606][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff4000000018ed5 [ 69.283033][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 69.283453][ T12] RBP: ff1100000d974000 R08: 1fe2200001430ef9 R09: ff11000001aed1d0 [ 69.283809][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.284143][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.284528][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.284982][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.285289][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.285655][ T12] PKRU: 55555554 [ 69.285867][ T12] Call Trace: [ 69.286065][ T12] [ 69.286234][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.286576][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.286892][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.287162][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.287460][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 69.287790][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 69.288066][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 69.288364][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 69.288622][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 69.288900][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 69.289182][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.289464][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.289704][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.289907][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.290092][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.290343][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.290545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.290754][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.290948][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.291145][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.291327][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.291524][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.291749][ T12] kthread (kernel/kthread.c:436) [ 69.291914][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.292162][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.292361][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.292539][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.292820][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.293026][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.293218][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.297887][ T12] ------------[ cut here ]------------ | [ 69.298074][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.298463][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.299044][ T12] Tainted: [W]=WARN [ 69.299193][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.299445][ T12] Workqueue: netns cleanup_net [ 69.299689][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.299984][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.300495][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 69.300804][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186740 RCX: 1ff4000000018ed5 [ 69.301038][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1867fc [ 69.301295][ T12] RBP: ff1100000fa71000 R08: 1fe2200001430d01 R09: ff11000001aed1d0 [ 69.301545][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.301807][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.302169][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.302463][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.302705][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.302969][ T12] PKRU: 55555554 [ 69.303112][ T12] Call Trace: [ 69.303255][ T12] [ 69.303384][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.303700][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.303950][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.304130][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.304309][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 69.304536][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 69.304748][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 69.304926][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 69.305121][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 69.305387][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 69.305569][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.305834][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.306015][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.306190][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.306377][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.306607][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.306797][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.307069][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.307249][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.307437][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.307628][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.307847][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.308053][ T12] kthread (kernel/kthread.c:436) [ 69.308216][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.308436][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.308616][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.308804][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.309011][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.309187][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.309378][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.312952][ T12] ------------[ cut here ]------------ | [ 69.313147][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.313581][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.314265][ T12] Tainted: [W]=WARN [ 69.314423][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.314634][ T12] Workqueue: netns cleanup_net [ 69.314906][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.315117][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.315723][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 69.315931][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1878c0 RCX: 1ff4000000018ed5 [ 69.316196][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18797c [ 69.316536][ T12] RBP: ff1100000ed14000 R08: 1fe2200001430f31 R09: ff11000001aed1d0 [ 69.316914][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.317228][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.317484][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.317784][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.318087][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.318323][ T12] PKRU: 55555554 [ 69.318488][ T12] Call Trace: [ 69.318646][ T12] [ 69.318847][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.319071][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.319298][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.319486][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.319758][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 69.319968][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 69.320169][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 69.320372][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 69.320548][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 69.320962][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 69.321167][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.321377][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.321555][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.321747][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.321924][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.322101][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.322375][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.322555][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.322746][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.322920][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.323195][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.323392][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.323618][ T12] kthread (kernel/kthread.c:436) [ 69.323774][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.324055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.324231][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.324422][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.324724][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.324915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.325093][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.344508][ T1490] ------------[ cut here ]------------ | [ 69.344695][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490 | [ 69.344972][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.345440][ T1490] Tainted: [W]=WARN [ 69.345544][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.345756][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.345934][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.346454][ T1490] RSP: 0018:ffa00000009efa80 EFLAGS: 00010286 [ 69.346628][ T1490] RAX: 00000000ffffffa6 RBX: ff1100000c57bc40 RCX: 1ff400000013df16 [ 69.346833][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bcfc [ 69.347032][ T1490] RBP: ff11000008e74000 R08: 1fe22000018af7a1 R09: ff1100000eb98b80 [ 69.347233][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.347449][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e74000 [ 69.347656][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.347905][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.348074][ T1490] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.348314][ T1490] PKRU: 55555554 [ 69.348420][ T1490] Call Trace: [ 69.348522][ T1490] [ 69.348596][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.348762][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.348896][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.348999][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.349135][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.349302][ T1490] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.349442][ T1490] register_netdev (net/core/dev.c:11552) [ 69.349588][ T1490] loopback_net_init (drivers/net/loopback.c:218) [ 69.349728][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.349832][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.349934][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.350098][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.350238][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.350658][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.350817][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.350954][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.351087][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.351223][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.351388][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.351524][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.351670][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.351808][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.351940][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.352088][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.352220][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.352370][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.352509][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.352686][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.352828][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.353300][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.353534][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.353765][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.353982][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.354192][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.354403][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.359038][ T1490] ------------[ cut here ]------------ | [ 69.359226][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490 | [ 69.359495][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.359946][ T1490] Tainted: [W]=WARN [ 69.360047][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.360212][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.360392][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.360874][ T1490] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.361042][ T1490] RAX: 00000000ffffffa6 RBX: ff110000028feac0 RCX: 1ff400000013dee9 [ 69.361245][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feb7c [ 69.361452][ T1490] RBP: ff1100000a804000 R08: 1fe220000051fd71 R09: ff1100000eb98b80 [ 69.361654][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.361857][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a804000 [ 69.362058][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.362293][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.362463][ T1490] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.362672][ T1490] PKRU: 55555554 [ 69.362792][ T1490] Call Trace: [ 69.362896][ T1490] [ 69.362965][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.363099][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.363233][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.363333][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.363475][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.363647][ T1490] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.363804][ T1490] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.363937][ T1490] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.364073][ T1490] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.364206][ T1490] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.364370][ T1490] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.364507][ T1490] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.364652][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.364761][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.364861][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.364995][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.365129][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.365277][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.365415][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.365554][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.365711][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.365843][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.365979][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.366112][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.366248][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.366401][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.366537][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.366679][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.366812][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.366944][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.367082][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.367248][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.367392][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.367908][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.368109][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.368306][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.368512][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.368728][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.368950][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.372922][ T1490] ------------[ cut here ]------------ | [ 69.373092][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490 | [ 69.373365][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.373859][ T1490] Tainted: [W]=WARN [ 69.373961][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.374138][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.374343][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.374861][ T1490] RSP: 0018:ffa00000009ef8f8 EFLAGS: 00010286 [ 69.375031][ T1490] RAX: 00000000ffffffa6 RBX: ff1100000a9abe00 RCX: 1ff400000013dee5 [ 69.375254][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abebc [ 69.375462][ T1490] RBP: ff11000009114000 R08: 1fe22000015357d9 R09: ff1100000eb98b80 [ 69.375672][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.375872][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009114000 [ 69.376074][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.376308][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.376506][ T1490] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.376720][ T1490] PKRU: 55555554 [ 69.376819][ T1490] Call Trace: [ 69.376928][ T1490] [ 69.376996][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.377157][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.377296][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.377403][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.377547][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.377746][ T1490] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.377882][ T1490] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.378018][ T1490] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.378151][ T1490] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.378289][ T1490] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.378440][ T1490] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.378578][ T1490] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 69.378749][ T1490] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 69.378891][ T1490] vti_init_net (net/ipv4/ip_vti.c:517) [ 69.379025][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.379130][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.379231][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.379369][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.379516][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.379656][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.379798][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.379933][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.380070][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.380202][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.380336][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.380477][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.380638][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.380781][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.380918][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.381064][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.381201][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.381334][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.381476][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.381648][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.381817][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.382305][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.382517][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.382729][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.382934][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.383177][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.383387][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.394974][ T1490] ------------[ cut here ]------------ | [ 69.395135][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490 | [ 69.395404][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.395859][ T1490] Tainted: [W]=WARN [ 69.395963][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.396132][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.396306][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.396808][ T1490] RSP: 0018:ffa00000009efa78 EFLAGS: 00010286 [ 69.396976][ T1490] RAX: 00000000ffffffa6 RBX: ff1100000bd26580 RCX: 1ff400000013df15 [ 69.397173][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2663c [ 69.397409][ T1490] RBP: ff1100000cebc000 R08: 1fe22000017a4cc9 R09: ff1100000eb98b80 [ 69.397615][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.397822][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cebc000 [ 69.398024][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.398283][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.398456][ T1490] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.398660][ T1490] PKRU: 55555554 [ 69.398767][ T1490] Call Trace: [ 69.398869][ T1490] [ 69.398938][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.399073][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.399235][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.399339][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.399480][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.399669][ T1490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.399805][ T1490] register_netdev (net/core/dev.c:11552) [ 69.399951][ T1490] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 69.400087][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.400190][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.400291][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.400428][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.400563][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.400711][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.400847][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.400988][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.401127][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.401273][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.401413][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.401550][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.401696][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.401831][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.401964][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.402099][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.402259][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.402408][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.402543][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.402719][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.402860][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.403340][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.403578][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.403788][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.403990][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.404195][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.404397][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.408699][ T1490] ------------[ cut here ]------------ | [ 69.408877][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490 | [ 69.409150][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.409604][ T1490] Tainted: [W]=WARN [ 69.409712][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.409883][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.410056][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.410544][ T1490] RSP: 0018:ffa00000009efa68 EFLAGS: 00010286 [ 69.410723][ T1490] RAX: 00000000ffffffa6 RBX: ff1100000eed8e40 RCX: 1ff400000013df13 [ 69.410922][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8efc [ 69.411125][ T1490] RBP: ff1100000505c000 R08: 1fe2200001ddb1e1 R09: ff1100000eb98b80 [ 69.411325][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.411562][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000505c000 [ 69.411772][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.412007][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.412173][ T1490] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.412415][ T1490] PKRU: 55555554 [ 69.412520][ T1490] Call Trace: [ 69.412625][ T1490] [ 69.412698][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.412834][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.412969][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.413087][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.413227][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.413402][ T1490] register_netdev (net/core/dev.c:11552) [ 69.413539][ T1490] sit_init_net (net/ipv6/sit.c:1860) [ 69.413699][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.413803][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.413905][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.414037][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.414184][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.414320][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.414463][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.414606][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.414745][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.414879][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.415011][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.415174][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.415312][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.415455][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.415595][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.415740][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.415878][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.416012][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.416151][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.416330][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.416486][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.416982][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.417186][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.417393][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.417596][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.417822][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.418361][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.427065][ T1490] ------------[ cut here ]------------ | [ 69.427311][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1490 | [ 69.428628][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.429326][ T1490] Tainted: [W]=WARN [ 69.429592][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.429962][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.430236][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.431177][ T1490] RSP: 0018:ffa00000009efa78 EFLAGS: 00010286 [ 69.431533][ T1490] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff400000013df15 [ 69.431858][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 69.432206][ T1490] RBP: ff11000010394000 R08: 1fe2200001d3d821 R09: ff1100000eb98b80 [ 69.432628][ T1490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.432977][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010394000 [ 69.433299][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.433771][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.433968][ T1490] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.434180][ T1490] PKRU: 55555554 [ 69.434283][ T1490] Call Trace: [ 69.434454][ T1490] [ 69.434536][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.434714][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.434852][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.434954][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.435090][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.435255][ T1490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.435451][ T1490] register_netdev (net/core/dev.c:11552) [ 69.435591][ T1490] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 69.435810][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.435978][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.436140][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.436458][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.436701][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.436953][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.437177][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.437502][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.437736][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.437977][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.438195][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.438503][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.438676][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.438812][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.438947][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.439084][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.439237][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.439432][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.439571][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.439763][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.439909][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.440464][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.440718][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.440926][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.441126][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.441327][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.441627][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.448097][ T1490] ------------[ cut here ]------------ | [ 69.448356][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1490 | [ 69.448853][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.449639][ T1490] Tainted: [W]=WARN [ 69.449837][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.450121][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.450416][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.451106][ T1490] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.451296][ T1490] RAX: 00000000ffffffa6 RBX: ff1100000bcae900 RCX: 1ff400000013dee9 [ 69.451509][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae9bc [ 69.451720][ T1490] RBP: ff1100000e964000 R08: 1fe2200001795d39 R09: ff1100000eb98b80 [ 69.451915][ T1490] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.452124][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e964000 [ 69.452326][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.452598][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.452772][ T1490] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.452973][ T1490] PKRU: 55555554 [ 69.453071][ T1490] Call Trace: [ 69.453225][ T1490] [ 69.453298][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.453489][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.453698][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.453819][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.453955][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.454125][ T1490] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.454258][ T1490] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.454401][ T1490] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.454602][ T1490] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.454814][ T1490] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.455065][ T1490] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.455247][ T1490] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.455484][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.455675][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.455851][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.456041][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.456296][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.456572][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.456818][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.457065][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.457281][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.457510][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.457729][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.457942][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.458155][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.458376][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.458584][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.458803][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.459012][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.459221][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.459441][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.459705][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.459958][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.460721][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.461036][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.461341][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.461694][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.462011][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.462328][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.481788][ T1490] ------------[ cut here ]------------ | [ 69.481965][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1490 | [ 69.482284][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.482960][ T1490] Tainted: [W]=WARN [ 69.483076][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.483360][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.483654][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.484499][ T1490] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.484767][ T1490] RAX: 00000000ffffffa6 RBX: ff1100000c9b7c40 RCX: 1ff400000013dee9 [ 69.485028][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7cfc [ 69.485224][ T1490] RBP: ff110000096d9000 R08: 1fe2200001936fa1 R09: ff1100000eb98b80 [ 69.485446][ T1490] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.485682][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096d9000 [ 69.485882][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.486236][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.486539][ T1490] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.486880][ T1490] PKRU: 55555554 [ 69.487053][ T1490] Call Trace: [ 69.487283][ T1490] [ 69.487425][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.487686][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.487930][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.488120][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.488386][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.488674][ T1490] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.488889][ T1490] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.489137][ T1490] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.489382][ T1490] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.489614][ T1490] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.489858][ T1490] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.490117][ T1490] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.490402][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.490534][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.490661][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.490891][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.491145][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.491395][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.491630][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.491850][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.492057][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.492200][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.492333][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.492534][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.492783][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.493013][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.493197][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.493386][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.493649][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.493891][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.494116][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.494443][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.494697][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.495288][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.495670][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.495986][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.496235][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.496615][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.496933][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.499118][ T12] ------------[ cut here ]------------ | [ 69.499296][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.499819][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.500423][ T12] Tainted: [W]=WARN [ 69.500574][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.500795][ T12] Workqueue: netns cleanup_net [ 69.500991][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.501203][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.501752][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 69.501973][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985000 RCX: 1ff4000000018ec7 [ 69.502221][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9850bc [ 69.502474][ T12] RBP: ff11000009afa000 R08: 1fe2200001930a19 R09: ff11000001aed1d0 [ 69.502733][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 69.502969][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 69.503233][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.503522][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.503772][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.504010][ T12] PKRU: 55555554 [ 69.504154][ T12] Call Trace: [ 69.504300][ T12] [ 69.504433][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.504620][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.504778][ T12] netif_close_many (net/core/dev.c:1804) [ 69.504956][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 69.505156][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 69.505384][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 69.505600][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.505789][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.506010][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.506190][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.506381][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.506559][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.506747][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.506926][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.507131][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.507314][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.507503][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.507713][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.507890][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.508065][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.508243][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.508432][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.508637][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.508825][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.509000][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.509180][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.509376][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.509581][ T12] kthread (kernel/kthread.c:436) [ 69.509746][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.509963][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.510140][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.510318][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.510547][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.510744][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.510923][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.519105][ T12] ------------[ cut here ]------------ | [ 69.519285][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.519882][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.520436][ T12] Tainted: [W]=WARN [ 69.520580][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.520804][ T12] Workqueue: netns cleanup_net [ 69.520992][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.521200][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.521715][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.521920][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2ec80 RCX: 1ff4000000018eed [ 69.522168][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2ed3c [ 69.522428][ T12] RBP: ff11000010391000 R08: 1fe2200001f65da9 R09: ff11000001aed1d0 [ 69.522675][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.522903][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.523134][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.523405][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.523609][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.523850][ T12] PKRU: 55555554 [ 69.524000][ T12] Call Trace: [ 69.524139][ T12] [ 69.524251][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.524469][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.524698][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.524872][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.525045][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.525218][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.525402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.525576][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.525769][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.525938][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.526110][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.526281][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.526462][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.526647][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.526829][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.527001][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.527177][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.527363][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.527541][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.527739][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.527911][ T12] kthread (kernel/kthread.c:436) [ 69.528052][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.528251][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.528434][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.528613][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.528828][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.529002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.529176][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.531987][ T12] ------------[ cut here ]------------ | [ 69.532163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 69.532637][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.533282][ T12] Tainted: [W]=WARN [ 69.533484][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.533756][ T12] Workqueue: netns cleanup_net [ 69.533981][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.534235][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.534802][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.535055][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcafc40 RCX: 1ff4000000018eed [ 69.535327][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcafcfc [ 69.535630][ T12] RBP: ff1100000ee61000 R08: 1fe2200001795fa1 R09: ff11000001aed1d0 [ 69.535910][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.536205][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.536502][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.536822][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.537071][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 69.537407][ T12] PKRU: 55555554 [ 69.537609][ T12] Call Trace: [ 69.537814][ T12] [ 69.537975][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.538226][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.538492][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.538730][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.538952][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.539170][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.539408][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.539671][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.539900][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.540116][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.540337][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.540572][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.540909][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.541155][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.541324][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.541515][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.541715][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.541887][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.542065][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.542242][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.542427][ T12] kthread (kernel/kthread.c:436) [ 69.542572][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.542788][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.542960][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.543131][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.543332][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.543521][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.543712][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.559063][ T12] ------------[ cut here ]------------ | [ 69.559215][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.559465][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.559935][ T12] Tainted: [W]=WARN [ 69.560028][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.560176][ T12] Workqueue: netns cleanup_net [ 69.560315][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.560481][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.560931][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.561100][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b63c0 RCX: 1ff4000000018eed [ 69.561276][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b647c [ 69.561460][ T12] RBP: ff1100000a2c9000 R08: 1fe2200001936c91 R09: ff11000001aed1d0 [ 69.561642][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.561832][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.562039][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.562250][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.562406][ T12] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.562598][ T12] PKRU: 55555554 [ 69.562697][ T12] Call Trace: [ 69.563433][ T12] [ 69.563502][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.563659][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.563812][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.563930][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.564054][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.564172][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.564296][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.564424][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.564554][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.564688][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.564809][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.564929][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.565074][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.565193][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.565312][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.565453][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.565575][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.565707][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.565829][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.565951][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.566077][ T12] kthread (kernel/kthread.c:436) [ 69.566166][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.566312][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.566441][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.566569][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.566749][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.566870][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.567001][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.569067][ T12] ------------[ cut here ]------------ | [ 69.569188][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.569433][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.569868][ T12] Tainted: [W]=WARN [ 69.569958][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.570105][ T12] Workqueue: netns cleanup_net [ 69.570229][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.570387][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.570826][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.570980][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6040 RCX: 1ff4000000018eed [ 69.571155][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b60fc [ 69.571333][ T12] RBP: ff11000007864000 R08: 1fe2200001936c21 R09: ff11000001aed1d0 [ 69.571515][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.571705][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.571882][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.572092][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.572248][ T12] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.572430][ T12] PKRU: 55555554 [ 69.572517][ T12] Call Trace: [ 69.572611][ T12] [ 69.572678][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.572829][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.572979][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.573098][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.573220][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.573338][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.573464][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.573589][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.573716][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.573837][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.573960][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.574081][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.574198][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.574320][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.574474][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.574600][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.574741][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.574858][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.574984][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.575110][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.575229][ T12] kthread (kernel/kthread.c:436) [ 69.575322][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.575475][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.575597][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.575729][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.575876][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.575997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.576119][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.578365][ T12] ------------[ cut here ]------------ | [ 69.578496][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.578769][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.579198][ T12] Tainted: [W]=WARN [ 69.579288][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.579453][ T12] Workqueue: netns cleanup_net [ 69.579582][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.579766][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.580190][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.580341][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed8c0 RCX: 1ff4000000018eed [ 69.580581][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed97c [ 69.580767][ T12] RBP: ff11000010349000 R08: 1fe2200001d3db31 R09: ff11000001aed1d0 [ 69.580949][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.581141][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.581321][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.581537][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.581694][ T12] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.581872][ T12] PKRU: 55555554 [ 69.581967][ T12] Call Trace: [ 69.582055][ T12] [ 69.582117][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.582268][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.582418][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.582541][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.582671][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.583054][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.583180][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.583301][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.583439][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.583558][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.583698][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.583827][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.583948][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.584069][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.584187][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.584309][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.584437][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.584557][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.584690][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.584812][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.584931][ T12] kthread (kernel/kthread.c:436) [ 69.585023][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.585171][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.585291][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.585422][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.585594][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.585722][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.585844][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.588074][ T12] ------------[ cut here ]------------ | [ 69.588209][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 69.588929][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.589419][ T12] Tainted: [W]=WARN [ 69.589510][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.589669][ T12] Workqueue: netns cleanup_net [ 69.589815][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.589979][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.590465][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.590674][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcaf700 RCX: 1ff4000000018eed [ 69.590854][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf7bc [ 69.591033][ T12] RBP: ff1100000a32c000 R08: 1fe2200001795ef9 R09: ff11000001aed1d0 [ 69.591210][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.591436][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.591631][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.591846][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.591994][ T12] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.592171][ T12] PKRU: 55555554 [ 69.592260][ T12] Call Trace: [ 69.592396][ T12] [ 69.592460][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.592641][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.592798][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.592923][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.593044][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.593164][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.593283][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.593460][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.593588][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.593713][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.593840][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.593967][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.594086][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.594208][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.594327][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.594494][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.594623][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.594745][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.594874][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.595015][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.595136][ T12] kthread (kernel/kthread.c:436) [ 69.595240][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.595438][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.595560][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.595686][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.595835][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.595975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.596095][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.599323][ T12] ------------[ cut here ]------------ | [ 69.599489][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 69.599739][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.600207][ T12] Tainted: [W]=WARN [ 69.600299][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.600457][ T12] Workqueue: netns cleanup_net [ 69.600587][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.600762][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.601196][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.601354][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2740 RCX: 1ff4000000018eed [ 69.601532][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e27fc [ 69.601730][ T12] RBP: ff11000008491000 R08: 1fe2200001afc501 R09: ff11000001aed1d0 [ 69.601908][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.603204][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.603404][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.603622][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.603784][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.603984][ T12] PKRU: 55555554 [ 69.604079][ T12] Call Trace: [ 69.604168][ T12] [ 69.604231][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.604391][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.604544][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.604675][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.604805][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.604925][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.605045][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.605167][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.605292][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.605416][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.605561][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.605711][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.605833][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.605969][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.606088][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.606211][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.606334][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.606473][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.606611][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.606741][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.606876][ T12] kthread (kernel/kthread.c:436) [ 69.606969][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.607120][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.607242][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.607370][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.607525][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.607651][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.607777][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.616930][ T12] ------------[ cut here ]------------ | [ 69.617088][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 69.617325][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.617799][ T12] Tainted: [W]=WARN [ 69.617895][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.618046][ T12] Workqueue: netns cleanup_net [ 69.618169][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.618342][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.618780][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.618930][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e23c0 RCX: 1ff4000000018eed [ 69.619110][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e247c [ 69.619295][ T12] RBP: ff11000008499000 R08: 1fe2200001afc491 R09: ff11000001aed1d0 [ 69.619476][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.619669][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.619853][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.620062][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.620212][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.620397][ T12] PKRU: 55555554 [ 69.620486][ T12] Call Trace: [ 69.620575][ T12] [ 69.620643][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.620802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.620951][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.621073][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.621216][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.621335][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.621463][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.621591][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.621718][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.621837][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.621961][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.622081][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.622199][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.622318][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.622442][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.622564][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.622698][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.622818][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.622945][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.623072][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.623190][ T12] kthread (kernel/kthread.c:436) [ 69.623279][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.623433][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.623553][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.623682][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.623833][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.623953][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.624077][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.626131][ T12] ------------[ cut here ]------------ | [ 69.626284][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 69.626525][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.626958][ T12] Tainted: [W]=WARN [ 69.627048][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.627198][ T12] Workqueue: netns cleanup_net [ 69.627322][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.627482][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.627919][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.628068][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2040 RCX: 1ff4000000018eed [ 69.628245][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e20fc [ 69.628435][ T12] RBP: ff110000104ac000 R08: 1fe2200001afc421 R09: ff11000001aed1d0 [ 69.628619][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.628800][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.628982][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.629192][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.629341][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.629526][ T12] PKRU: 55555554 [ 69.629620][ T12] Call Trace: [ 69.629713][ T12] [ 69.629776][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.629929][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.630078][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.630202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.630326][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.630469][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.630600][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.630731][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.630853][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.630977][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.631100][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.631221][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.631340][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.631470][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.631592][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.631719][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.631844][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.631963][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.632090][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.632214][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.632335][ T12] kthread (kernel/kthread.c:436) [ 69.632432][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.632587][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.632711][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.633302][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.633464][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.633590][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.633716][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.636050][ T12] ------------[ cut here ]------------ | [ 69.636173][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 69.636418][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.636854][ T12] Tainted: [W]=WARN [ 69.636946][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.637097][ T12] Workqueue: netns cleanup_net [ 69.637220][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.637380][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.637837][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 69.637991][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8580 RCX: 1ff4000000018eed [ 69.638168][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed863c [ 69.638352][ T12] RBP: ff11000009afa000 R08: 1fe2200001ddb0c9 R09: ff11000001aed1d0 [ 69.638532][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.638742][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.638921][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.639129][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.639278][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000000fbb6004 CR4: 0000000000771ef0 [ 69.639463][ T12] PKRU: 55555554 [ 69.639551][ T12] Call Trace: [ 69.639646][ T12] [ 69.639715][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.639880][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.640032][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 69.640153][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 69.640275][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 69.640399][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 69.640523][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 69.640650][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 69.640782][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.640901][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.641026][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.641148][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.641265][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.641411][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.641535][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.641660][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.641789][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.641912][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.642036][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.642160][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.642282][ T12] kthread (kernel/kthread.c:436) [ 69.642405][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.642557][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.642708][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.642835][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.643005][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.643131][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.643254][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.648802][ T1490] ------------[ cut here ]------------ | [ 69.648974][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1490 | [ 69.649238][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.649726][ T1490] Tainted: [W]=WARN [ 69.649828][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.649998][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.650172][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.650654][ T1490] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.650936][ T1490] RAX: 00000000ffffffa6 RBX: ff11000010780200 RCX: 1ff400000013dee9 [ 69.651139][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107802bc [ 69.651338][ T1490] RBP: ff110000028c9000 R08: 1fe22000020f0059 R09: ff1100000eb98b80 [ 69.651552][ T1490] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.651760][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000028c9000 [ 69.651979][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.652220][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.652395][ T1490] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.652596][ T1490] PKRU: 55555554 [ 69.652701][ T1490] Call Trace: [ 69.652800][ T1490] [ 69.652869][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.653001][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.653145][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.653247][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.653387][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.653551][ T1490] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.653790][ T1490] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.653937][ T1490] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.654068][ T1490] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.654201][ T1490] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.654443][ T1490] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.654583][ T1490] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.654763][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.654865][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.655054][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.655186][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.655317][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.655457][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.655686][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.655856][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.655990][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.656122][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.656342][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.656497][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.656633][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.656773][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.656992][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.657127][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.657264][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.657403][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.657629][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.657815][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.657955][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.658552][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.658993][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.659281][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.659499][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.659712][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.659998][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.665542][ T1490] ------------[ cut here ]------------ | [ 69.665707][ T1490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1490 | [ 69.665983][ T1490] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.666455][ T1490] Tainted: [W]=WARN [ 69.666566][ T1490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.666754][ T1490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.666937][ T1490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.667466][ T1490] RSP: 0018:ffa00000009efa70 EFLAGS: 00010286 [ 69.667645][ T1490] RAX: 00000000ffffffa6 RBX: ff110000057bb380 RCX: 1ff400000013df14 [ 69.667855][ T1490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb43c [ 69.668058][ T1490] RBP: ff1100000f969000 R08: 1fe2200000af7689 R09: ff1100000eb98b80 [ 69.668263][ T1490] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 69.668474][ T1490] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f969000 [ 69.668689][ T1490] FS: 00007f3ded7d4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 69.668928][ T1490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.669133][ T1490] CR2: 000055f6c1394b48 CR3: 000000000fbb6001 CR4: 0000000000771ef0 [ 69.669338][ T1490] PKRU: 55555554 [ 69.669444][ T1490] Call Trace: [ 69.669547][ T1490] [ 69.669621][ T1490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.669763][ T1490] ? notifier_call_chain (kernel/notifier.c:85) [ 69.669900][ T1490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.670003][ T1490] register_netdevice (net/core/dev.c:11488) [ 69.670140][ T1490] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.670309][ T1490] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.670453][ T1490] register_netdev (net/core/dev.c:11552) [ 69.670597][ T1490] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 69.670742][ T1490] ops_init (net/core/net_namespace.c:137) [ 69.670846][ T1490] setup_net (net/core/net_namespace.c:446) [ 69.670953][ T1490] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.671089][ T1490] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.671227][ T1490] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.671368][ T1490] copy_net_ns (net/core/net_namespace.c:579) [ 69.671511][ T1490] create_new_namespaces (kernel/nsproxy.c:132) [ 69.671655][ T1490] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.671823][ T1490] ksys_unshare (kernel/fork.c:3243) [ 69.671968][ T1490] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.672105][ T1490] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.672240][ T1490] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.672445][ T1490] ? __ia32_sys_open (fs/open.c:1374) [ 69.672647][ T1490] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.672790][ T1490] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.672927][ T1490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.673062][ T1490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.673198][ T1490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.673334][ T1490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.673560][ T1490] RIP: 0033:0x7f3deda96bcb [ 69.673711][ T1490] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.674197][ T1490] RSP: 002b:00007ffe9ea8e848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.674471][ T1490] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3deda96bcb [ 69.674683][ T1490] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.674947][ T1490] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.675148][ T1490] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9ea90a70 [ 69.675432][ T1490] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9ea92877 | [ 69.685672][ T12] ------------[ cut here ]------------ | [ 69.685825][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 69.686072][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.687044][ T12] Tainted: [W]=WARN [ 69.687147][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.687301][ T12] Workqueue: netns cleanup_net [ 69.687484][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.687649][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.688091][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 69.688246][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff4000000018ed5 [ 69.688688][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 69.688871][ T12] RBP: ff1100000e90c000 R08: 1fe2200001ddb251 R09: ff11000001aed1d0 [ 69.689057][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 69.689237][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 69.689466][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 69.689689][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.689841][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 69.690025][ T12] PKRU: 55555554 [ 69.690116][ T12] Call Trace: [ 69.690206][ T12] [ 69.690270][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 69.690476][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 69.690636][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 69.690769][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 69.690895][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 69.691018][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 69.691145][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 69.691270][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 69.691459][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 69.691583][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.691714][ T12] cleanup_net (net/core/net_namespace.c:702) [ 69.691836][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 69.691958][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 69.692080][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 69.692200][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 69.692323][ T12] process_one_work (kernel/workqueue.c:3314) [ 69.692508][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 69.692636][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 69.692768][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 69.692894][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 69.693014][ T12] kthread (kernel/kthread.c:436) [ 69.693106][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.693257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.693428][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.693553][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 69.693742][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.693866][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 69.693991][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.721233][ T1491] ------------[ cut here ]------------ | [ 69.721449][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.721781][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.722330][ T1491] Tainted: [W]=WARN [ 69.723034][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.723251][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.723489][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.724035][ T1491] RSP: 0018:ffa00000009efa80 EFLAGS: 00010286 [ 69.724252][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000bde1e00 RCX: 1ff400000013df16 [ 69.724513][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde1ebc [ 69.724782][ T1491] RBP: ff11000009c0c000 R08: 1fe22000017bc3d9 R09: ff1100000a88d180 [ 69.725031][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.725277][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c0c000 [ 69.725541][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.725842][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.726062][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.726312][ T1491] PKRU: 55555554 [ 69.726473][ T1491] Call Trace: [ 69.726629][ T1491] [ 69.726754][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.726939][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.727123][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.727279][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.727480][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.727716][ T1491] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.727900][ T1491] register_netdev (net/core/dev.c:11552) [ 69.728085][ T1491] loopback_net_init (drivers/net/loopback.c:218) [ 69.728270][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.728455][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.728620][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.728813][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.728998][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.729185][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.729386][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.729572][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.729776][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.729963][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.730144][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.730329][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.730528][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.730733][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.730917][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.731115][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.731302][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.731499][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.731703][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.731919][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.732107][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.732650][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.732907][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.733156][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.733421][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.733689][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.733935][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.745836][ T1491] ------------[ cut here ]------------ | [ 69.746059][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.746395][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.746958][ T1491] Tainted: [W]=WARN [ 69.747120][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.747393][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.747622][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.748159][ T1491] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.748442][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000eedaac0 RCX: 1ff400000013dee9 [ 69.748708][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedab7c [ 69.748955][ T1491] RBP: ff11000010061000 R08: 1fe2200001ddb571 R09: ff1100000a88d180 [ 69.749200][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.749461][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010061000 [ 69.749729][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.750012][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.750226][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.750488][ T1491] PKRU: 55555554 [ 69.750648][ T1491] Call Trace: [ 69.750808][ T1491] [ 69.750928][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.751112][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.751294][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.751461][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.751657][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.751881][ T1491] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.752068][ T1491] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.752254][ T1491] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.752452][ T1491] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.752650][ T1491] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.752843][ T1491] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.753029][ T1491] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.753214][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.753380][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.753532][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.753735][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.753922][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.754108][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.754294][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.754494][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.754699][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.754883][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.755065][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.755247][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.755445][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.755639][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.755831][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.756017][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.756203][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.756400][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.756587][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.756816][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.757003][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.757531][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.757821][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.758071][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.758321][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.758587][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.758895][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.763359][ T1491] ------------[ cut here ]------------ | [ 69.763564][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.763902][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.764470][ T1491] Tainted: [W]=WARN [ 69.764629][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.764861][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.765090][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.765634][ T1491] RSP: 0018:ffa00000009ef8f8 EFLAGS: 00010286 [ 69.765864][ T1491] RAX: 00000000ffffffa6 RBX: ff110000128a0e40 RCX: 1ff400000013dee5 [ 69.766116][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0efc [ 69.766382][ T1491] RBP: ff1100000a384000 R08: 1fe22000025141e1 R09: ff1100000a88d180 [ 69.766649][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.766912][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a384000 [ 69.767170][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.767471][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.767713][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.767966][ T1491] PKRU: 55555554 [ 69.768118][ T1491] Call Trace: [ 69.768271][ T1491] [ 69.768404][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.768599][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.768798][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.768958][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.769147][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.769380][ T1491] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.769569][ T1491] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.769773][ T1491] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.769959][ T1491] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.770145][ T1491] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.770335][ T1491] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.770541][ T1491] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 69.770760][ T1491] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 69.770953][ T1491] vti_init_net (net/ipv4/ip_vti.c:517) [ 69.771143][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.771337][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.771571][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.771806][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.772043][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.772317][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.772602][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.772884][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.773151][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.773464][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.773743][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.774017][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.774287][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.774582][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.774857][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.775125][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.775407][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.775685][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.775956][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.776272][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.776568][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.777394][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.777771][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.778130][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.779380][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.779773][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.780158][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.789477][ T1491] ------------[ cut here ]------------ | [ 69.789724][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.790051][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.790610][ T1491] Tainted: [W]=WARN [ 69.790788][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.791008][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.791232][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.791867][ T1491] RSP: 0018:ffa00000009efa78 EFLAGS: 00010286 [ 69.792190][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff400000013df15 [ 69.793042][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 69.793369][ T1491] RBP: ff1100000c2a4000 R08: 1fe2200001663a51 R09: ff1100000a88d180 [ 69.793709][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.794018][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2a4000 [ 69.794329][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.794740][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.795174][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.795688][ T1491] PKRU: 55555554 [ 69.795901][ T1491] Call Trace: [ 69.796105][ T1491] [ 69.796283][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.796539][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.796803][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.797030][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.797275][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.797560][ T1491] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.797830][ T1491] register_netdev (net/core/dev.c:11552) [ 69.798075][ T1491] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 69.798317][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.798564][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.798833][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.799072][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.799313][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.799598][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.799870][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.800112][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.800313][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.800507][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.800738][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.800925][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.801110][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.801298][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.801510][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.801722][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.801919][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.802103][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.802294][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.802560][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.802836][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.803388][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.803687][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.803944][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.804197][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.804462][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.804729][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.816030][ T1491] ------------[ cut here ]------------ | [ 69.816257][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.816589][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.817198][ T1491] Tainted: [W]=WARN [ 69.817934][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.818218][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.818523][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.819170][ T1491] RSP: 0018:ffa00000009efa68 EFLAGS: 00010286 [ 69.819550][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000eedbc40 RCX: 1ff400000013df13 [ 69.819957][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedbcfc [ 69.820427][ T1491] RBP: ff11000012744000 R08: 1fe2200001ddb7a1 R09: ff1100000a88d180 [ 69.820931][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.821452][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012744000 [ 69.822785][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.823325][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.823771][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.824243][ T1491] PKRU: 55555554 [ 69.824590][ T1491] Call Trace: [ 69.824920][ T1491] [ 69.825179][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.825495][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.825767][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.825983][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.826295][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.826635][ T1491] register_netdev (net/core/dev.c:11552) [ 69.826926][ T1491] sit_init_net (net/ipv6/sit.c:1860) [ 69.827189][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.827422][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.827641][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.827929][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.828204][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.828503][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.828795][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.829069][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.829341][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.829598][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.829870][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.830142][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.830681][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.831004][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.831258][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.831534][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.831812][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.832080][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.832370][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.832721][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.833015][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.833835][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.834263][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.834808][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.835163][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.835546][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.835950][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.844497][ T1491] ------------[ cut here ]------------ | [ 69.844795][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.845260][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.847065][ T1491] Tainted: [W]=WARN [ 69.847420][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.847828][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.848269][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.849175][ T1491] RSP: 0018:ffa00000009efa78 EFLAGS: 00010286 [ 69.849641][ T1491] RAX: 00000000ffffffa6 RBX: ff11000004d9cc80 RCX: 1ff400000013df15 [ 69.850115][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d9cd3c [ 69.850590][ T1491] RBP: ff1100000fa91000 R08: 1fe22000009b39a9 R09: ff1100000a88d180 [ 69.851056][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.851573][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa91000 [ 69.852029][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.852550][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.852972][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.853469][ T1491] PKRU: 55555554 [ 69.853789][ T1491] Call Trace: [ 69.854096][ T1491] [ 69.854372][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.854743][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.855103][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.855429][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.855800][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.856212][ T1491] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 69.856591][ T1491] register_netdev (net/core/dev.c:11552) [ 69.856963][ T1491] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 69.857236][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.857471][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.857692][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.857957][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.858223][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.858520][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.858795][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.859090][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.859373][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.859651][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.859926][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.860209][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.860508][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.860784][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.861049][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.861313][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.861594][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.861894][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.862158][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.862490][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.862808][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.863641][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.864020][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.864731][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.865122][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.865512][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.865908][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.873534][ T1491] ------------[ cut here ]------------ | [ 69.873823][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.874288][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.875977][ T1491] Tainted: [W]=WARN [ 69.876284][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.876715][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.877149][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.878076][ T1491] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.878513][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000d6be040 RCX: 1ff400000013dee9 [ 69.878982][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be0fc [ 69.879468][ T1491] RBP: ff11000010754000 R08: 1fe2200001ad7c21 R09: ff1100000a88d180 [ 69.879939][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.880424][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010754000 [ 69.880895][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.881436][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.881866][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.882336][ T1491] PKRU: 55555554 [ 69.882660][ T1491] Call Trace: [ 69.882980][ T1491] [ 69.883242][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.883620][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.883990][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.884309][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.884702][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.885115][ T1491] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.885498][ T1491] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.885869][ T1491] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.886226][ T1491] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.886560][ T1491] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.886843][ T1491] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.887119][ T1491] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.887409][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.887628][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.887856][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.888120][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.888405][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.888686][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.888963][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.889236][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.889521][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.889914][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.890183][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.890470][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.890749][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.891027][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.891294][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.891576][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.891852][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.892120][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.892408][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.892729][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.893006][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.893841][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.894214][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.894607][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.894990][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.895379][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.895758][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.904484][ T1491] ------------[ cut here ]------------ | [ 69.904757][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.905229][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.907104][ T1491] Tainted: [W]=WARN [ 69.907434][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.907867][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.908288][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.909211][ T1491] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.909641][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000da7a200 RCX: 1ff400000013dee9 [ 69.910113][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da7a2bc [ 69.910595][ T1491] RBP: ff110000061e9000 R08: 1fe2200001b4f459 R09: ff1100000a88d180 [ 69.911064][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.911539][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061e9000 [ 69.912003][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.912542][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.912975][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.913468][ T1491] PKRU: 55555554 [ 69.913788][ T1491] Call Trace: [ 69.914103][ T1491] [ 69.914385][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.914762][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.915136][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.915418][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.915738][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.916020][ T1491] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.916266][ T1491] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.916526][ T1491] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.916821][ T1491] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.917100][ T1491] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.917319][ T1491] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.917527][ T1491] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.917744][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.917902][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.918057][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.918241][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.918441][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.918646][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.918846][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.919036][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.919224][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.919427][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.919620][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.919823][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.920015][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.920202][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.920405][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.920595][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.920799][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.920988][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.921175][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.921403][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.921600][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.922135][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.922403][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.922680][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.922931][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.923182][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.923448][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.929033][ T1491] ------------[ cut here ]------------ | [ 69.929220][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.929558][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.930120][ T1491] Tainted: [W]=WARN [ 69.930271][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.930502][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.930749][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.931279][ T1491] RSP: 0018:ffa00000009ef918 EFLAGS: 00010286 [ 69.931515][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000a158740 RCX: 1ff400000013dee9 [ 69.931791][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1587fc [ 69.932044][ T1491] RBP: ff1100000aa44000 R08: 1fe220000142b101 R09: ff1100000a88d180 [ 69.932292][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.932559][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa44000 [ 69.932829][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.933119][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.933338][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.933608][ T1491] PKRU: 55555554 [ 69.933772][ T1491] Call Trace: [ 69.933924][ T1491] [ 69.934044][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.934232][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.934435][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.934598][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.934800][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.935018][ T1491] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.935208][ T1491] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 69.935406][ T1491] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 69.935599][ T1491] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 69.935814][ T1491] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 69.936002][ T1491] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 69.936189][ T1491] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 69.936939][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.937154][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.937381][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.937641][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.937922][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.938165][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.938424][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.938682][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.938929][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.939170][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.939424][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.939693][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.939938][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.940182][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.940437][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.940697][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.940939][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.941180][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.941436][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.941733][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.941985][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.942587][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.942915][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.943222][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.943545][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.943875][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.944172][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 69.955116][ T1491] ------------[ cut here ]------------ | [ 69.955311][ T1491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1491 | [ 69.955659][ T1491] Modules linked in: vxlan ip6_gre ip_gre gre | [ 69.956231][ T1491] Tainted: [W]=WARN [ 69.956399][ T1491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.956629][ T1491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 69.956870][ T1491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 69.958017][ T1491] RSP: 0018:ffa00000009efa70 EFLAGS: 00010286 [ 69.958305][ T1491] RAX: 00000000ffffffa6 RBX: ff1100000da7b1c0 RCX: 1ff400000013df14 [ 69.958676][ T1491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da7b27c [ 69.959158][ T1491] RBP: ff1100000abf9000 R08: 1fe2200001b4f651 R09: ff1100000a88d180 [ 69.959650][ T1491] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 69.960154][ T1491] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000abf9000 [ 69.960650][ T1491] FS: 00007f6a454f2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 69.961190][ T1491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.961577][ T1491] CR2: 00007f6a456f9430 CR3: 000000000a837001 CR4: 0000000000771ef0 [ 69.962068][ T1491] PKRU: 55555554 [ 69.962375][ T1491] Call Trace: [ 69.962684][ T1491] [ 69.962928][ T1491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 69.963294][ T1491] ? notifier_call_chain (kernel/notifier.c:85) [ 69.963686][ T1491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 69.964000][ T1491] register_netdevice (net/core/dev.c:11488) [ 69.964376][ T1491] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 69.964802][ T1491] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 69.965171][ T1491] register_netdev (net/core/dev.c:11552) [ 69.965552][ T1491] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 69.965980][ T1491] ops_init (net/core/net_namespace.c:137) [ 69.966300][ T1491] setup_net (net/core/net_namespace.c:446) [ 69.966627][ T1491] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 69.967000][ T1491] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 69.967373][ T1491] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 69.967650][ T1491] copy_net_ns (net/core/net_namespace.c:579) [ 69.967940][ T1491] create_new_namespaces (kernel/nsproxy.c:132) [ 69.968222][ T1491] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 69.968516][ T1491] ksys_unshare (kernel/fork.c:3243) [ 69.968798][ T1491] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 69.969073][ T1491] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 69.969364][ T1491] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 69.969639][ T1491] ? __ia32_sys_open (fs/open.c:1374) [ 69.969955][ T1491] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 69.970215][ T1491] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 69.970425][ T1491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 69.970623][ T1491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 69.970845][ T1491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 69.971036][ T1491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 69.971259][ T1491] RIP: 0033:0x7f6a457b4bcb [ 69.971470][ T1491] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 69.972252][ T1491] RSP: 002b:00007ffe97f5d2d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 69.972646][ T1491] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a457b4bcb [ 69.973008][ T1491] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 69.973399][ T1491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 69.973776][ T1491] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97f5f500 [ 69.974152][ T1491] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe97f60877 | [ 70.008439][ T1492] ------------[ cut here ]------------ | [ 70.008618][ T1492] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1492 | [ 70.008906][ T1492] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.009929][ T1492] Tainted: [W]=WARN [ 70.010035][ T1492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.010211][ T1492] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.010401][ T1492] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.010906][ T1492] RSP: 0018:ffa0000000acee30 EFLAGS: 00010286 [ 70.011085][ T1492] RAX: 00000000ffffffa6 RBX: ff1100000b237380 RCX: 1ff4000000159d8c [ 70.011308][ T1492] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23743c [ 70.011530][ T1492] RBP: ff1100000e0c9000 R08: 1fe2200001646e89 R09: ff1100000fe8ae80 [ 70.011748][ T1492] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 70.011957][ T1492] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c932008 [ 70.012167][ T1492] FS: 00007f539ae50840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 70.012419][ T1492] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.012602][ T1492] CR2: 000000000042ebe0 CR3: 000000000ed6e001 CR4: 0000000000771ef0 [ 70.012820][ T1492] PKRU: 55555554 [ 70.012924][ T1492] Call Trace: [ 70.013029][ T1492] [ 70.013101][ T1492] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.013244][ T1492] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.013356][ T1492] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 70.013531][ T1492] __dev_notify_flags (net/core/dev.c:9787) [ 70.013690][ T1492] ? netif_change_name (net/core/dev.c:1495) [ 70.013832][ T1492] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 70.013974][ T1492] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 70.014146][ T1492] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 70.014289][ T1492] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 70.014433][ T1492] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 70.014577][ T1492] veth_newlink (drivers/net/veth.c:1871) [ 70.014729][ T1492] ? veth_poll_controller (drivers/net/veth.c:1470) [ 70.014869][ T1492] ? kasan_save_stack (mm/kasan/common.c:57) [ 70.015009][ T1492] ? kasan_save_track (mm/kasan/common.c:78) [ 70.015147][ T1492] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 70.015306][ T1492] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 70.015451][ T1492] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 70.015596][ T1492] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 70.015741][ T1492] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 70.015884][ T1492] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 70.016026][ T1492] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 70.016168][ T1492] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.016316][ T1492] ? __dev_get_by_name (net/core/dev.c:883) [ 70.016463][ T1492] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.016620][ T1492] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.016772][ T1492] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.016916][ T1492] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.017056][ T1492] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.017194][ T1492] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.017334][ T1492] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.017482][ T1492] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.017632][ T1492] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.017779][ T1492] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.017920][ T1492] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.018060][ T1492] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.018200][ T1492] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.018341][ T1492] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.018491][ T1492] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.018633][ T1492] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.018781][ T1492] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.018923][ T1492] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.019069][ T1492] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.019213][ T1492] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.019357][ T1492] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.019499][ T1492] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.019648][ T1492] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.019795][ T1492] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.019936][ T1492] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.020078][ T1492] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.020220][ T1492] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.020367][ T1492] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.020512][ T1492] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.020663][ T1492] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.020844][ T1492] ? move_addr_to_kernel (net/socket.c:258) [ 70.020989][ T1492] ___sys_sendmsg (net/socket.c:2752) [ 70.021131][ T1492] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.021282][ T1492] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.021468][ T1492] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 70.021616][ T1492] __sys_sendmsg (net/socket.c:2784) [ 70.021770][ T1492] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.021916][ T1492] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 70.022057][ T1492] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.022201][ T1492] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.022342][ T1492] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.022495][ T1492] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.022641][ T1492] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.022819][ T1492] RIP: 0033:0x7f539b08a08e [ 70.022969][ T1492] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.023474][ T1492] RSP: 002b:00007ffe6b282ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.023695][ T1492] RAX: ffffffffffffffda RBX: 00007ffe6b283680 RCX: 00007f539b08a08e [ 70.023906][ T1492] RDX: 0000000000000000 RSI: 00007ffe6b282f80 RDI: 0000000000000005 [ 70.024113][ T1492] RBP: 00007ffe6b282ee0 R08: 0000000000000000 R09: 0000000000000000 [ 70.024321][ T1492] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.024533][ T1492] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6b283640 | [ 70.040973][ T1492] ------------[ cut here ]------------ | [ 70.041137][ T1492] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1492 | [ 70.041420][ T1492] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.041911][ T1492] Tainted: [W]=WARN [ 70.042016][ T1492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.042191][ T1492] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.042378][ T1492] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.042884][ T1492] RSP: 0018:ffa0000000acf1b0 EFLAGS: 00010286 [ 70.043059][ T1492] RAX: 00000000ffffffa6 RBX: ff1100000c67f8c0 RCX: 1ff4000000159dfc [ 70.043265][ T1492] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f97c [ 70.043481][ T1492] RBP: ff1100000fb1c000 R08: 1fe22000018cff31 R09: ff1100000fe8ae80 [ 70.043713][ T1492] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 70.043924][ T1492] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 70.044133][ T1492] FS: 00007f539ae50840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 70.044379][ T1492] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.044556][ T1492] CR2: 000000000042ebe0 CR3: 000000000ed6e001 CR4: 0000000000771ef0 [ 70.044771][ T1492] PKRU: 55555554 [ 70.044875][ T1492] Call Trace: [ 70.044980][ T1492] [ 70.045051][ T1492] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.045192][ T1492] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.045297][ T1492] __dev_notify_flags (net/core/dev.c:9787) [ 70.045442][ T1492] ? netif_change_name (net/core/dev.c:1495) [ 70.045590][ T1492] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 70.045735][ T1492] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 70.045875][ T1492] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 70.046015][ T1492] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 70.046155][ T1492] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.046296][ T1492] ? __dev_get_by_name (net/core/dev.c:883) [ 70.046492][ T1492] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.046640][ T1492] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.046793][ T1492] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.046934][ T1492] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.047075][ T1492] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.047218][ T1492] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.047364][ T1492] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.047505][ T1492] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.047657][ T1492] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.047803][ T1492] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.047940][ T1492] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.048079][ T1492] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.048215][ T1492] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.048358][ T1492] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.048499][ T1492] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.048642][ T1492] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.048787][ T1492] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.048929][ T1492] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.049066][ T1492] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.049208][ T1492] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.049353][ T1492] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.049495][ T1492] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.049638][ T1492] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.049781][ T1492] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.049922][ T1492] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.050061][ T1492] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.050200][ T1492] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.050342][ T1492] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.050489][ T1492] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.050629][ T1492] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.050805][ T1492] ? move_addr_to_kernel (net/socket.c:258) [ 70.050948][ T1492] ___sys_sendmsg (net/socket.c:2752) [ 70.051086][ T1492] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.051227][ T1492] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.051414][ T1492] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 70.051557][ T1492] __sys_sendmsg (net/socket.c:2784) [ 70.051711][ T1492] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.051871][ T1492] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 70.052011][ T1492] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.052154][ T1492] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.052290][ T1492] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.052432][ T1492] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.052573][ T1492] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.052759][ T1492] RIP: 0033:0x7f539b08a08e [ 70.052904][ T1492] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.053399][ T1492] RSP: 002b:00007ffe6b282ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.053615][ T1492] RAX: ffffffffffffffda RBX: 00007ffe6b283680 RCX: 00007f539b08a08e [ 70.053832][ T1492] RDX: 0000000000000000 RSI: 00007ffe6b282f80 RDI: 0000000000000005 [ 70.054037][ T1492] RBP: 00007ffe6b282ee0 R08: 0000000000000000 R09: 0000000000000000 [ 70.054244][ T1492] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.054457][ T1492] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6b283640 | [ 70.081104][ T1493] ------------[ cut here ]------------ | [ 70.081297][ T1493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1493 | [ 70.082384][ T1493] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.083061][ T1493] Tainted: [W]=WARN [ 70.083209][ T1493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.083447][ T1493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.083692][ T1493] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.084221][ T1493] RSP: 0018:ffa0000000aef020 EFLAGS: 00010286 [ 70.084460][ T1493] RAX: 00000000ffffffa6 RBX: ff1100000da7a900 RCX: 1ff400000015ddca [ 70.084736][ T1493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da7a9bc [ 70.084987][ T1493] RBP: ff1100000fb1c000 R08: 1fe2200001b4f539 R09: ff1100000fe88b58 [ 70.085239][ T1493] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 70.085501][ T1493] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 70.085776][ T1493] FS: 00007f8e8f61f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 70.086062][ T1493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.086282][ T1493] CR2: 00000000347ce988 CR3: 000000000a837003 CR4: 0000000000771ef0 [ 70.086548][ T1493] PKRU: 55555554 [ 70.086716][ T1493] Call Trace: [ 70.086870][ T1493] [ 70.086995][ T1493] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.087182][ T1493] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.087335][ T1493] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 70.087534][ T1493] __dev_notify_flags (net/core/dev.c:9787) [ 70.087749][ T1493] ? netif_change_name (net/core/dev.c:1495) [ 70.087939][ T1493] ? __dev_change_flags (net/core/dev.c:9752) [ 70.088127][ T1493] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 70.088316][ T1493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.088521][ T1493] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 70.088727][ T1493] netif_change_flags (net/core/dev.c:9820) [ 70.088919][ T1493] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 70.089104][ T1493] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 70.089293][ T1493] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 70.089493][ T1493] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.089738][ T1493] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.089929][ T1493] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.090119][ T1493] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 70.090306][ T1493] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.090505][ T1493] ? __kernel_text_address (kernel/extable.c:79) [ 70.090713][ T1493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.090912][ T1493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.091102][ T1493] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.091290][ T1493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.091493][ T1493] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 70.091699][ T1493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.091886][ T1493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.092073][ T1493] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 70.092260][ T1493] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 70.092463][ T1493] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 70.092664][ T1493] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.092862][ T1493] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 70.093051][ T1493] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 70.093239][ T1493] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.093438][ T1493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.093630][ T1493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.093825][ T1493] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.094014][ T1493] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.094200][ T1493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.094405][ T1493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.094593][ T1493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.094802][ T1493] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.094990][ T1493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.095177][ T1493] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.095381][ T1493] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.095568][ T1493] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.095772][ T1493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.095960][ T1493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.096149][ T1493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.096335][ T1493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.096538][ T1493] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.096746][ T1493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.096941][ T1493] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.097133][ T1493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.097316][ T1493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.097520][ T1493] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.097730][ T1493] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.097920][ T1493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.098107][ T1493] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.098295][ T1493] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.098502][ T1493] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.098712][ T1493] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.098905][ T1493] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.099093][ T1493] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.099309][ T1493] ? move_addr_to_kernel (net/socket.c:258) [ 70.099509][ T1493] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.099713][ T1493] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.099906][ T1493] ___sys_sendmsg (net/socket.c:2752) [ 70.100091][ T1493] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.100310][ T1493] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.100519][ T1493] __sys_sendmsg (net/socket.c:2784) [ 70.100721][ T1493] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.100908][ T1493] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 70.101128][ T1493] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.101318][ T1493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.101521][ T1493] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.101723][ T1493] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.101910][ T1493] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.102099][ T1493] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.102321][ T1493] RIP: 0033:0x7f8e8f85908e [ 70.102529][ T1493] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.103078][ T1493] RSP: 002b:00007fff7b0e9bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.103333][ T1493] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8e8f85908e [ 70.103599][ T1493] RDX: 0000000000000000 RSI: 00007fff7b0e9c80 RDI: 0000000000000005 [ 70.103870][ T1493] RBP: 00007fff7b0e9be0 R08: 0000000000000000 R09: 0000000000000000 [ 70.104123][ T1493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.104387][ T1493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7b0ea350 | [ 70.144207][ T1494] ------------[ cut here ]------------ | [ 70.144402][ T1494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1494 | [ 70.144740][ T1494] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.145289][ T1494] Tainted: [W]=WARN [ 70.145456][ T1494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.145695][ T1494] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.145936][ T1494] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.146468][ T1494] RSP: 0018:ffa0000000aff020 EFLAGS: 00010286 [ 70.146710][ T1494] RAX: 00000000ffffffa6 RBX: ff1100000c67f000 RCX: 1ff400000015fdca [ 70.146961][ T1494] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f0bc [ 70.147207][ T1494] RBP: ff1100000e0c9000 R08: 1fe22000018cfe19 R09: ff1100001023ae58 [ 70.147467][ T1494] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 70.147739][ T1494] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 70.147992][ T1494] FS: 00007fb3f59b2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 70.148279][ T1494] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.148581][ T1494] CR2: 00007fb3f5c821a0 CR3: 0000000008cf2005 CR4: 0000000000771ef0 [ 70.148910][ T1494] PKRU: 55555554 [ 70.149144][ T1494] Call Trace: [ 70.149376][ T1494] [ 70.149553][ T1494] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.149811][ T1494] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.150034][ T1494] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 70.150295][ T1494] __dev_notify_flags (net/core/dev.c:9787) [ 70.150567][ T1494] ? netif_change_name (net/core/dev.c:1495) [ 70.150931][ T1494] ? __dev_change_flags (net/core/dev.c:9752) [ 70.151196][ T1494] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 70.151420][ T1494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.151609][ T1494] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 70.151813][ T1494] netif_change_flags (net/core/dev.c:9820) [ 70.152003][ T1494] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 70.152190][ T1494] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 70.152394][ T1494] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 70.152583][ T1494] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.152815][ T1494] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.153003][ T1494] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.153190][ T1494] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 70.153389][ T1494] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.153576][ T1494] ? __kernel_text_address (kernel/extable.c:79) [ 70.153784][ T1494] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.153970][ T1494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.154158][ T1494] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.154362][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.154547][ T1494] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 70.154747][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.154933][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.155121][ T1494] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 70.155312][ T1494] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 70.155514][ T1494] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 70.155720][ T1494] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.155910][ T1494] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 70.156098][ T1494] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 70.156285][ T1494] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.156488][ T1494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.156690][ T1494] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.156879][ T1494] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.157064][ T1494] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.157249][ T1494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.157453][ T1494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.157648][ T1494] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.157846][ T1494] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.158036][ T1494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.158226][ T1494] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.158429][ T1494] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.158620][ T1494] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.158818][ T1494] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.159006][ T1494] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.159194][ T1494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.159394][ T1494] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.159589][ T1494] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.159807][ T1494] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.160001][ T1494] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.160192][ T1494] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.160394][ T1494] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.160593][ T1494] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.160801][ T1494] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.160992][ T1494] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.161180][ T1494] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.161382][ T1494] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.161571][ T1494] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.161781][ T1494] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.161975][ T1494] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.162161][ T1494] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.162393][ T1494] ? move_addr_to_kernel (net/socket.c:258) [ 70.162587][ T1494] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.162787][ T1494] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.162977][ T1494] ___sys_sendmsg (net/socket.c:2752) [ 70.163164][ T1494] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.163399][ T1494] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.163610][ T1494] __sys_sendmsg (net/socket.c:2784) [ 70.163813][ T1494] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.164001][ T1494] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 70.164222][ T1494] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.164424][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.164617][ T1494] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.164817][ T1494] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.165005][ T1494] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.165191][ T1494] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.165425][ T1494] RIP: 0033:0x7fb3f5bec08e [ 70.165625][ T1494] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.166155][ T1494] RSP: 002b:00007fff2a9f4b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.166425][ T1494] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb3f5bec08e [ 70.166699][ T1494] RDX: 0000000000000000 RSI: 00007fff2a9f4be0 RDI: 0000000000000005 [ 70.166954][ T1494] RBP: 00007fff2a9f4b40 R08: 0000000000000000 R09: 0000000000000000 [ 70.167204][ T1494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.167468][ T1494] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2a9f52b0 | [ 70.170837][ T221] ------------[ cut here ]------------ | [ 70.170979][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/221 | [ 70.171227][ T221] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.171746][ T221] Tainted: [W]=WARN [ 70.171897][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.172143][ T221] Workqueue: events_unbound linkwatch_event [ 70.172419][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.172687][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.173406][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 70.173661][ T221] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff40000000c6f02 [ 70.173965][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 70.174257][ T221] RBP: ff1100000fb1c000 R08: 1fe22000018cfd39 R09: ff1100000a888ba8 [ 70.174562][ T221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 70.174859][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 70.175154][ T221] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 70.175508][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.175762][ T221] CR2: 00007f8e8f6ec574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 70.176062][ T221] PKRU: 55555554 [ 70.176209][ T221] Call Trace: [ 70.176366][ T221] [ 70.176469][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.176676][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 70.176873][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.177025][ T221] netif_state_change (net/core/dev.c:1605) [ 70.177224][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.177488][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 70.177724][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 70.177937][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.178147][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 70.178337][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 70.178542][ T221] process_one_work (kernel/workqueue.c:3314) [ 70.178744][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 70.178946][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.179152][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 70.179356][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 70.179548][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 70.179750][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 70.179938][ T221] kthread (kernel/kthread.c:436) [ 70.180082][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.180320][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 70.180527][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 70.180726][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 70.180963][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 70.181154][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 70.181356][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 70.249611][ T1496] ------------[ cut here ]------------ | [ 70.249797][ T1496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1496 | [ 70.250069][ T1496] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.251031][ T1496] Tainted: [W]=WARN [ 70.251135][ T1496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.251304][ T1496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.251489][ T1496] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.251978][ T1496] RSP: 0018:ffa0000000b0f150 EFLAGS: 00010286 [ 70.252149][ T1496] RAX: 00000000ffffffa6 RBX: ff1100000fb28740 RCX: 1ff4000000161df0 [ 70.252356][ T1496] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb287fc [ 70.252558][ T1496] RBP: ff1100000e0c9000 R08: 1fe2200001f65101 R09: ff1100001018d158 [ 70.252771][ T1496] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 70.252972][ T1496] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bbd6340 [ 70.253174][ T1496] FS: 00007ff985de7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 70.253414][ T1496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.253590][ T1496] CR2: 00000000004ebb28 CR3: 000000000a837004 CR4: 0000000000771ef0 [ 70.253807][ T1496] PKRU: 55555554 [ 70.253907][ T1496] Call Trace: [ 70.254006][ T1496] [ 70.254076][ T1496] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.254212][ T1496] ? notifier_call_chain (kernel/notifier.c:85) [ 70.254353][ T1496] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.254456][ T1496] netif_state_change (net/core/dev.c:1605) [ 70.254594][ T1496] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.254764][ T1496] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 70.254930][ T1496] linkwatch_sync_dev (net/core/link_watch.c:295) [ 70.255061][ T1496] rtnl_getlink (net/core/rtnetlink.c:4273) [ 70.255196][ T1496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.255327][ T1496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.255465][ T1496] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 70.255604][ T1496] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.255742][ T1496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.255874][ T1496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.256024][ T1496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.256158][ T1496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.256291][ T1496] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.256425][ T1496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.256558][ T1496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.256702][ T1496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.256836][ T1496] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 70.256967][ T1496] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.257099][ T1496] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.257231][ T1496] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.257376][ T1496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.257513][ T1496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.257651][ T1496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.257789][ T1496] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.257921][ T1496] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.258053][ T1496] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.258191][ T1496] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.258326][ T1496] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.258469][ T1496] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.258609][ T1496] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.258748][ T1496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.258883][ T1496] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.259021][ T1496] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.259158][ T1496] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.259294][ T1496] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.259432][ T1496] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.259565][ T1496] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.259758][ T1496] ? move_addr_to_kernel (net/socket.c:258) [ 70.259890][ T1496] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.260025][ T1496] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.260194][ T1496] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.260325][ T1496] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.260496][ T1496] ___sys_sendmsg (net/socket.c:2752) [ 70.260637][ T1496] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.260775][ T1496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.260920][ T1496] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 70.261052][ T1496] ? do_getsockname (net/socket.c:2192) [ 70.261195][ T1496] __sys_sendmsg (net/socket.c:2784) [ 70.261327][ T1496] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.261471][ T1496] ? __sys_getsockname (net/socket.c:2210) [ 70.261613][ T1496] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.261754][ T1496] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.261887][ T1496] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.262017][ T1496] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.262152][ T1496] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.262317][ T1496] RIP: 0033:0x7ff98602108e [ 70.262463][ T1496] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.262947][ T1496] RSP: 002b:00007fff3904fde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.263170][ T1496] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff98602108e [ 70.263379][ T1496] RDX: 0000000000000000 RSI: 00007fff3904fe90 RDI: 0000000000000006 [ 70.263580][ T1496] RBP: 00007fff3904fdf0 R08: 0000000000000000 R09: 0000000000000000 [ 70.263788][ T1496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.263988][ T1496] R13: 00007fff3904ff40 R14: 000000000000000d R15: 00007fff3905187a | [ 70.390155][ T1499] ------------[ cut here ]------------ | [ 70.390482][ T1499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1499 | [ 70.391019][ T1499] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.391939][ T1499] Tainted: [W]=WARN [ 70.392163][ T1499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.392528][ T1499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.392897][ T1499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.393808][ T1499] RSP: 0018:ffa0000000b3efd0 EFLAGS: 00010286 [ 70.394157][ T1499] RAX: 00000000ffffffa6 RBX: ff11000010783c40 RCX: 1ff4000000167dc0 [ 70.394607][ T1499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783cfc [ 70.395025][ T1499] RBP: ff1100000edba000 R08: 1fe22000020f07a1 R09: ff11000010112e80 [ 70.395432][ T1499] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 70.395837][ T1499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edbae44 [ 70.396244][ T1499] FS: 00007fb93f757840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 70.396734][ T1499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.397080][ T1499] CR2: 00000000004a2060 CR3: 000000000973b004 CR4: 0000000000771ef0 [ 70.397495][ T1499] PKRU: 55555554 [ 70.398833][ T1499] Call Trace: [ 70.399070][ T1499] [ 70.399250][ T1499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.399558][ T1499] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 70.399862][ T1499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.400087][ T1499] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 70.400385][ T1499] __dev_notify_flags (net/core/dev.c:9787) [ 70.400679][ T1499] ? notifier_call_chain (kernel/notifier.c:85) [ 70.400962][ T1499] ? netif_change_name (net/core/dev.c:1495) [ 70.401273][ T1499] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 70.401581][ T1499] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 70.401887][ T1499] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 70.402186][ T1499] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 70.402498][ T1499] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 70.402791][ T1499] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 70.403091][ T1499] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 70.403397][ T1499] ? nla_strscpy (lib/nlattr.c:795) [ 70.403691][ T1499] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 70.403978][ T1499] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.404260][ T1499] ? __dev_get_by_name (net/core/dev.c:883) [ 70.404570][ T1499] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.404875][ T1499] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.405171][ T1499] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.405475][ T1499] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.405763][ T1499] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.406049][ T1499] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.406335][ T1499] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.406634][ T1499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.406975][ T1499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.407262][ T1499] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.407583][ T1499] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.407884][ T1499] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.408163][ T1499] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.408462][ T1499] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.408769][ T1499] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.409050][ T1499] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.409336][ T1499] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.409639][ T1499] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.409937][ T1499] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.410245][ T1499] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.410554][ T1499] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.410847][ T1499] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.411136][ T1499] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.411435][ T1499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.411723][ T1499] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.412011][ T1499] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.412299][ T1499] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.412610][ T1499] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.412908][ T1499] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.413188][ T1499] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.413484][ T1499] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.413826][ T1499] ? move_addr_to_kernel (net/socket.c:258) [ 70.414117][ T1499] ? kasan_save_stack (mm/kasan/common.c:58) [ 70.414421][ T1499] ? kasan_save_stack (mm/kasan/common.c:57) [ 70.414705][ T1499] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 70.414978][ T1499] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.415318][ T1499] ___sys_sendmsg (net/socket.c:2752) [ 70.415625][ T1499] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.415933][ T1499] __sys_sendmsg (net/socket.c:2784) [ 70.416220][ T1499] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.416503][ T1499] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 70.416792][ T1499] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 70.417079][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.417387][ T1499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.417683][ T1499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.417965][ T1499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.418255][ T1499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.418621][ T1499] RIP: 0033:0x7fb93f99108e [ 70.418929][ T1499] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.419828][ T1499] RSP: 002b:00007ffe56bd3dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.420231][ T1499] RAX: ffffffffffffffda RBX: 00007ffe56bd4570 RCX: 00007fb93f99108e [ 70.420642][ T1499] RDX: 0000000000000000 RSI: 00007ffe56bd3e70 RDI: 0000000000000005 [ 70.421053][ T1499] RBP: 00007ffe56bd3dd0 R08: 0000000000000000 R09: 0000000000000000 [ 70.421473][ T1499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.421887][ T1499] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe56bd4540 | [ 70.473253][ T1500] ------------[ cut here ]------------ | [ 70.473468][ T1500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1500 | [ 70.473769][ T1500] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.474254][ T1500] Tainted: [W]=WARN [ 70.474368][ T1500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.474552][ T1500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.474748][ T1500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.475257][ T1500] RSP: 0018:ffa0000000b4efd0 EFLAGS: 00010286 [ 70.475450][ T1500] RAX: 00000000ffffffa6 RBX: ff1100000d7e2ac0 RCX: 1ff4000000169dc0 [ 70.475675][ T1500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2b7c [ 70.475895][ T1500] RBP: ff1100000fb72000 R08: 1fe2200001afc571 R09: ff11000010115180 [ 70.476109][ T1500] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 70.476324][ T1500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb72e44 [ 70.476545][ T1500] FS: 00007ff603b0f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 70.476813][ T1500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.476999][ T1500] CR2: 00000000004a2060 CR3: 000000000a91e005 CR4: 0000000000771ef0 [ 70.477217][ T1500] PKRU: 55555554 [ 70.477325][ T1500] Call Trace: [ 70.477438][ T1500] [ 70.477514][ T1500] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.477663][ T1500] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 70.477819][ T1500] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.477929][ T1500] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 70.478076][ T1500] __dev_notify_flags (net/core/dev.c:9787) [ 70.478220][ T1500] ? notifier_call_chain (kernel/notifier.c:85) [ 70.478368][ T1500] ? netif_change_name (net/core/dev.c:1495) [ 70.478515][ T1500] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 70.478724][ T1500] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 70.478959][ T1500] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 70.479199][ T1500] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 70.479453][ T1500] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 70.479695][ T1500] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 70.479938][ T1500] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 70.480170][ T1500] ? nla_strscpy (lib/nlattr.c:795) [ 70.480414][ T1500] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 70.480651][ T1500] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.480890][ T1500] ? __dev_get_by_name (net/core/dev.c:883) [ 70.481125][ T1500] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.481378][ T1500] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.481620][ T1500] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.481862][ T1500] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.482095][ T1500] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.482328][ T1500] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.482491][ T1500] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.482638][ T1500] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.482793][ T1500] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.482938][ T1500] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.483083][ T1500] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.483225][ T1500] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.483373][ T1500] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.483516][ T1500] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.483666][ T1500] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.483815][ T1500] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.483960][ T1500] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.484103][ T1500] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.484247][ T1500] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.484400][ T1500] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.484543][ T1500] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.484699][ T1500] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.484845][ T1500] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.484987][ T1500] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.485132][ T1500] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.485276][ T1500] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.485427][ T1500] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.485572][ T1500] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.485728][ T1500] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.485873][ T1500] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.486016][ T1500] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.486194][ T1500] ? move_addr_to_kernel (net/socket.c:258) [ 70.486338][ T1500] ? kasan_save_stack (mm/kasan/common.c:58) [ 70.486488][ T1500] ? kasan_save_stack (mm/kasan/common.c:57) [ 70.486633][ T1500] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 70.486781][ T1500] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.486961][ T1500] ___sys_sendmsg (net/socket.c:2752) [ 70.487107][ T1500] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.487264][ T1500] __sys_sendmsg (net/socket.c:2784) [ 70.487415][ T1500] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.487563][ T1500] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 70.487721][ T1500] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 70.487867][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.488013][ T1500] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.488159][ T1500] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.488305][ T1500] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.488462][ T1500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.488645][ T1500] RIP: 0033:0x7ff603d4908e [ 70.488803][ T1500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.489314][ T1500] RSP: 002b:00007ffea04e4190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.489538][ T1500] RAX: ffffffffffffffda RBX: 00007ffea04e4940 RCX: 00007ff603d4908e [ 70.489764][ T1500] RDX: 0000000000000000 RSI: 00007ffea04e4240 RDI: 0000000000000005 [ 70.489983][ T1500] RBP: 00007ffea04e41a0 R08: 0000000000000000 R09: 0000000000000000 [ 70.490198][ T1500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.490417][ T1500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea04e4910 | [ 70.518977][ T1501] ------------[ cut here ]------------ | [ 70.519200][ T1501] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1501 | [ 70.519536][ T1501] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.520114][ T1501] Tainted: [W]=WARN [ 70.520269][ T1501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.520503][ T1501] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.520754][ T1501] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.521284][ T1501] RSP: 0018:ffa0000000b5f020 EFLAGS: 00010286 [ 70.521532][ T1501] RAX: 00000000ffffffa6 RBX: ff1100000278ac80 RCX: 1ff400000016bdca [ 70.521808][ T1501] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ad3c [ 70.522066][ T1501] RBP: ff1100000edba000 R08: 1fe22000004f15a9 R09: ff1100000a0a8b58 [ 70.522323][ T1501] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 70.522593][ T1501] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 70.522864][ T1501] FS: 00007f36f327c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 70.523149][ T1501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.523386][ T1501] CR2: 0000000031b48988 CR3: 000000000a91e005 CR4: 0000000000771ef0 [ 70.523653][ T1501] PKRU: 55555554 [ 70.523815][ T1501] Call Trace: [ 70.523969][ T1501] [ 70.524091][ T1501] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.524282][ T1501] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.524453][ T1501] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 70.524650][ T1501] __dev_notify_flags (net/core/dev.c:9787) [ 70.524851][ T1501] ? netif_change_name (net/core/dev.c:1495) [ 70.525038][ T1501] ? __dev_change_flags (net/core/dev.c:9752) [ 70.525227][ T1501] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 70.525430][ T1501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.525625][ T1501] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 70.525826][ T1501] netif_change_flags (net/core/dev.c:9820) [ 70.526016][ T1501] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 70.526205][ T1501] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 70.526406][ T1501] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 70.526598][ T1501] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.526835][ T1501] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.527023][ T1501] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.527209][ T1501] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 70.527410][ T1501] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.527604][ T1501] ? __kernel_text_address (kernel/extable.c:79) [ 70.527811][ T1501] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.528039][ T1501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.528227][ T1501] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.528431][ T1501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.528627][ T1501] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 70.528822][ T1501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.529009][ T1501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.529203][ T1501] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 70.529404][ T1501] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 70.529599][ T1501] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 70.529818][ T1501] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.530010][ T1501] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 70.530203][ T1501] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 70.530408][ T1501] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.530603][ T1501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.530801][ T1501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.530988][ T1501] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.531174][ T1501] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.531375][ T1501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.531564][ T1501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.531764][ T1501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.531959][ T1501] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.532148][ T1501] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.532335][ T1501] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.532537][ T1501] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.532744][ T1501] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.532930][ T1501] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.533118][ T1501] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.533305][ T1501] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.533506][ T1501] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.533712][ T1501] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.533901][ T1501] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.534092][ T1501] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.534287][ T1501] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.534487][ T1501] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.534698][ T1501] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.534889][ T1501] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.535079][ T1501] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.535279][ T1501] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.535772][ T1501] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.535965][ T1501] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.536187][ T1501] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.536397][ T1501] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.536593][ T1501] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.536826][ T1501] ? move_addr_to_kernel (net/socket.c:258) [ 70.537015][ T1501] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.537201][ T1501] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.537403][ T1501] ___sys_sendmsg (net/socket.c:2752) [ 70.537593][ T1501] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.537832][ T1501] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.538033][ T1501] __sys_sendmsg (net/socket.c:2784) [ 70.538222][ T1501] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.538429][ T1501] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 70.538677][ T1501] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.538870][ T1501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.539059][ T1501] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.539247][ T1501] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.539449][ T1501] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.539648][ T1501] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.539876][ T1501] RIP: 0033:0x7f36f34b608e [ 70.540071][ T1501] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.540631][ T1501] RSP: 002b:00007fffd3687610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.540892][ T1501] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f36f34b608e [ 70.541144][ T1501] RDX: 0000000000000000 RSI: 00007fffd36876c0 RDI: 0000000000000005 [ 70.541406][ T1501] RBP: 00007fffd3687620 R08: 0000000000000000 R09: 0000000000000000 [ 70.541681][ T1501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.541939][ T1501] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd3687d90 | [ 70.577356][ T1502] ------------[ cut here ]------------ | [ 70.577598][ T1502] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1502 | [ 70.577974][ T1502] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.579191][ T1502] Tainted: [W]=WARN [ 70.579344][ T1502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.579584][ T1502] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.579867][ T1502] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.580417][ T1502] RSP: 0018:ffa0000000b6f020 EFLAGS: 00010286 [ 70.580667][ T1502] RAX: 00000000ffffffa6 RBX: ff1100000278a040 RCX: 1ff400000016ddca [ 70.580928][ T1502] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a0fc [ 70.581182][ T1502] RBP: ff1100000fb72000 R08: 1fe22000004f1421 R09: ff11000005a7d158 [ 70.581447][ T1502] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 70.581752][ T1502] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 70.582019][ T1502] FS: 00007f0790f6b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 70.582307][ T1502] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.582540][ T1502] CR2: 0000000035439988 CR3: 0000000012939003 CR4: 0000000000771ef0 [ 70.582817][ T1502] PKRU: 55555554 [ 70.582972][ T1502] Call Trace: [ 70.583151][ T1502] [ 70.583274][ T1502] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.583473][ T1502] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.583651][ T1502] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 70.583851][ T1502] __dev_notify_flags (net/core/dev.c:9787) [ 70.584053][ T1502] ? netif_change_name (net/core/dev.c:1495) [ 70.584240][ T1502] ? __dev_change_flags (net/core/dev.c:9752) [ 70.584436][ T1502] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 70.584629][ T1502] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.584825][ T1502] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 70.585026][ T1502] netif_change_flags (net/core/dev.c:9820) [ 70.585216][ T1502] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 70.585416][ T1502] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 70.585620][ T1502] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 70.585817][ T1502] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.586037][ T1502] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.586226][ T1502] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.586428][ T1502] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 70.586633][ T1502] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.586827][ T1502] ? __kernel_text_address (kernel/extable.c:79) [ 70.587027][ T1502] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.587216][ T1502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.587416][ T1502] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.587607][ T1502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.587807][ T1502] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 70.587991][ T1502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.588175][ T1502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.588375][ T1502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 70.588563][ T1502] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 70.588764][ T1502] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 70.588968][ T1502] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.589160][ T1502] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 70.589374][ T1502] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 70.589579][ T1502] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.589858][ T1502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.590044][ T1502] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.590230][ T1502] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.590427][ T1502] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.590617][ T1502] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.590817][ T1502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.591001][ T1502] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.591203][ T1502] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.591403][ T1502] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.591635][ T1502] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.591836][ T1502] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.592022][ T1502] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.592218][ T1502] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.592419][ T1502] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.592611][ T1502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.592814][ T1502] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.593003][ T1502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.593187][ T1502] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.593388][ T1502] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.593607][ T1502] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.593810][ T1502] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.594002][ T1502] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.594192][ T1502] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.594394][ T1502] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.594585][ T1502] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.594804][ T1502] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.595360][ T1502] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.595547][ T1502] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.595748][ T1502] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.595937][ T1502] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.596169][ T1502] ? move_addr_to_kernel (net/socket.c:258) [ 70.596372][ T1502] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.596562][ T1502] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.596765][ T1502] ___sys_sendmsg (net/socket.c:2752) [ 70.596951][ T1502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.597173][ T1502] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.597387][ T1502] __sys_sendmsg (net/socket.c:2784) [ 70.597809][ T1502] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.597997][ T1502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 70.598221][ T1502] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.598427][ T1502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.598661][ T1502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.598860][ T1502] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.599048][ T1502] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.599234][ T1502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.599491][ T1502] RIP: 0033:0x7f07911a508e [ 70.599729][ T1502] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.600269][ T1502] RSP: 002b:00007ffc83d3eec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.600538][ T1502] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f07911a508e [ 70.600838][ T1502] RDX: 0000000000000000 RSI: 00007ffc83d3ef70 RDI: 0000000000000005 [ 70.601094][ T1502] RBP: 00007ffc83d3eed0 R08: 0000000000000000 R09: 0000000000000000 [ 70.601362][ T1502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.601621][ T1502] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc83d3f640 | [ 70.704063][ T1505] ------------[ cut here ]------------ | [ 70.704271][ T1505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1505 | [ 70.705077][ T1505] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.705571][ T1505] Tainted: [W]=WARN [ 70.705688][ T1505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.705863][ T1505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.706047][ T1505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.706560][ T1505] RSP: 0018:ffa0000000b9f090 EFLAGS: 00010286 [ 70.706819][ T1505] RAX: 00000000ffffffa6 RBX: ff1100000ca6ba80 RCX: 1ff4000000173dd8 [ 70.707151][ T1505] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bb3c [ 70.707506][ T1505] RBP: ff1100000edba000 R08: 1fe220000194d769 R09: ff1100000b85ae80 [ 70.707843][ T1505] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 70.708180][ T1505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 70.708527][ T1505] FS: 00007fcc1456b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 70.708925][ T1505] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.709204][ T1505] CR2: 000000000042e5e0 CR3: 0000000012939004 CR4: 0000000000771ef0 [ 70.709557][ T1505] PKRU: 55555554 [ 70.709731][ T1505] Call Trace: [ 70.709899][ T1505] [ 70.710020][ T1505] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.710247][ T1505] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 70.710482][ T1505] notifier_call_chain (kernel/notifier.c:85) [ 70.710718][ T1505] __netdev_upper_dev_link (net/core/dev.c:8931) [ 70.710949][ T1505] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 70.711180][ T1505] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 70.711456][ T1505] netdev_upper_dev_link (net/core/dev.c:8972) [ 70.711689][ T1505] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 70.711848][ T1505] register_vlan_dev (net/8021q/vlan.c:183) [ 70.711992][ T1505] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 70.712134][ T1505] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 70.712306][ T1505] ? nla_strscpy (lib/nlattr.c:795) [ 70.712543][ T1505] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 70.712774][ T1505] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.713000][ T1505] ? __dev_get_by_name (net/core/dev.c:883) [ 70.713232][ T1505] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.713479][ T1505] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.713716][ T1505] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.713946][ T1505] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.714164][ T1505] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.714377][ T1505] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.714600][ T1505] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.714836][ T1505] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.715070][ T1505] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.715295][ T1505] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.715529][ T1505] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.715760][ T1505] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.715986][ T1505] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.716207][ T1505] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.716441][ T1505] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.716673][ T1505] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.716901][ T1505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.717056][ T1505] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.717199][ T1505] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.717352][ T1505] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.717494][ T1505] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.717645][ T1505] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.717791][ T1505] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.717935][ T1505] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.718076][ T1505] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.718221][ T1505] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.718365][ T1505] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.718510][ T1505] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.718697][ T1505] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.718840][ T1505] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.719015][ T1505] ? move_addr_to_kernel (net/socket.c:258) [ 70.719161][ T1505] ___sys_sendmsg (net/socket.c:2752) [ 70.719300][ T1505] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.719447][ T1505] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.719604][ T1505] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 70.719755][ T1505] __sys_sendmsg (net/socket.c:2784) [ 70.719897][ T1505] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.720042][ T1505] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.720185][ T1505] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.720329][ T1505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.720480][ T1505] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.720628][ T1505] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.720775][ T1505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.720950][ T1505] RIP: 0033:0x7fcc147a508e [ 70.721099][ T1505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.721625][ T1505] RSP: 002b:00007fffebab6790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.721849][ T1505] RAX: ffffffffffffffda RBX: 00007fffebab6f50 RCX: 00007fcc147a508e [ 70.722063][ T1505] RDX: 0000000000000000 RSI: 00007fffebab6840 RDI: 0000000000000005 [ 70.722274][ T1505] RBP: 00007fffebab67a0 R08: 0000000000000000 R09: 0000000000000000 [ 70.722491][ T1505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.722773][ T1505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffebab6f10 | [ 70.725206][ T1505] ------------[ cut here ]------------ | [ 70.725343][ T1505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1505 | [ 70.725626][ T1505] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.726096][ T1505] Tainted: [W]=WARN [ 70.726200][ T1505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.726380][ T1505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.726559][ T1505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.727338][ T1505] RSP: 0018:ffa0000000b9f1b0 EFLAGS: 00010286 [ 70.727624][ T1505] RAX: 00000000ffffffa6 RBX: ff1100000ca6b8c0 RCX: 1ff4000000173dfc [ 70.727960][ T1505] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b97c [ 70.728290][ T1505] RBP: ff1100000a38c000 R08: 1fe220000194d731 R09: ff1100000b85ae80 [ 70.728628][ T1505] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 70.728965][ T1505] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 70.729287][ T1505] FS: 00007fcc1456b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 70.729534][ T1505] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.729724][ T1505] CR2: 000000000042e5e0 CR3: 0000000012939004 CR4: 0000000000771ef0 [ 70.729938][ T1505] PKRU: 55555554 [ 70.730041][ T1505] Call Trace: [ 70.730145][ T1505] [ 70.730217][ T1505] ? register_vlan_dev (net/8021q/vlan.c:188) [ 70.730360][ T1505] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.730502][ T1505] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.730697][ T1505] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.730822][ T1505] __dev_notify_flags (net/core/dev.c:9787) [ 70.730964][ T1505] ? netdev_update_features (net/core/dev.c:11098) [ 70.731105][ T1505] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 70.731277][ T1505] ? netif_change_name (net/core/dev.c:1495) [ 70.731420][ T1505] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 70.731561][ T1505] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 70.731712][ T1505] ? register_vlan_dev (net/8021q/vlan.c:196) [ 70.731851][ T1505] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 70.731990][ T1505] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 70.732129][ T1505] ? nla_strscpy (lib/nlattr.c:795) [ 70.732274][ T1505] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 70.732419][ T1505] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.732559][ T1505] ? __dev_get_by_name (net/core/dev.c:883) [ 70.732704][ T1505] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.732853][ T1505] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.732997][ T1505] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.733136][ T1505] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.733273][ T1505] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.733420][ T1505] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.733559][ T1505] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.733709][ T1505] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.733853][ T1505] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.733993][ T1505] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.734132][ T1505] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.734271][ T1505] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.734417][ T1505] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.734556][ T1505] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.734710][ T1505] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.734940][ T1505] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.735080][ T1505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.735223][ T1505] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.735367][ T1505] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.735607][ T1505] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.735905][ T1505] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.736046][ T1505] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.736216][ T1505] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.736452][ T1505] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.736596][ T1505] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.736745][ T1505] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.736891][ T1505] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.737121][ T1505] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.737257][ T1505] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.737399][ T1505] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.737570][ T1505] ? move_addr_to_kernel (net/socket.c:258) [ 70.737816][ T1505] ___sys_sendmsg (net/socket.c:2752) [ 70.737955][ T1505] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.738093][ T1505] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.738238][ T1505] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 70.738473][ T1505] __sys_sendmsg (net/socket.c:2784) [ 70.738615][ T1505] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.738763][ T1505] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.738901][ T1505] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.739130][ T1505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.739270][ T1505] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.739412][ T1505] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.739550][ T1505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.740001][ T1505] RIP: 0033:0x7fcc147a508e [ 70.740210][ T1505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.740817][ T1505] RSP: 002b:00007fffebab6790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.741027][ T1505] RAX: ffffffffffffffda RBX: 00007fffebab6f50 RCX: 00007fcc147a508e [ 70.741325][ T1505] RDX: 0000000000000000 RSI: 00007fffebab6840 RDI: 0000000000000005 [ 70.741537][ T1505] RBP: 00007fffebab67a0 R08: 0000000000000000 R09: 0000000000000000 [ 70.741754][ T1505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.742086][ T1505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffebab6f10 | [ 70.776679][ T1506] ------------[ cut here ]------------ | [ 70.776858][ T1506] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1506 | [ 70.777150][ T1506] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.777639][ T1506] Tainted: [W]=WARN [ 70.777752][ T1506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.777932][ T1506] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.778118][ T1506] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.778639][ T1506] RSP: 0018:ffa0000000baf090 EFLAGS: 00010286 [ 70.778824][ T1506] RAX: 00000000ffffffa6 RBX: ff1100000fb29380 RCX: 1ff4000000175dd8 [ 70.779038][ T1506] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2943c [ 70.779252][ T1506] RBP: ff1100000fb72000 R08: 1fe2200001f65289 R09: ff1100000abf2e80 [ 70.779471][ T1506] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 70.779697][ T1506] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 70.779915][ T1506] FS: 00007fb02ca03840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 70.780170][ T1506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.780744][ T1506] CR2: 00007fb02cbfc460 CR3: 000000000a91e006 CR4: 0000000000771ef0 [ 70.780960][ T1506] PKRU: 55555554 [ 70.781067][ T1506] Call Trace: [ 70.781176][ T1506] [ 70.781250][ T1506] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.781399][ T1506] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 70.781543][ T1506] notifier_call_chain (kernel/notifier.c:85) [ 70.781701][ T1506] __netdev_upper_dev_link (net/core/dev.c:8931) [ 70.781850][ T1506] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 70.781998][ T1506] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 70.782144][ T1506] netdev_upper_dev_link (net/core/dev.c:8972) [ 70.782292][ T1506] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 70.782443][ T1506] register_vlan_dev (net/8021q/vlan.c:183) [ 70.782595][ T1506] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 70.782799][ T1506] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 70.782943][ T1506] ? nla_strscpy (lib/nlattr.c:795) [ 70.783088][ T1506] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 70.783233][ T1506] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.783383][ T1506] ? __dev_get_by_name (net/core/dev.c:883) [ 70.783528][ T1506] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.783688][ T1506] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.783838][ T1506] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.783989][ T1506] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.784133][ T1506] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.784277][ T1506] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.784425][ T1506] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.784567][ T1506] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.784796][ T1506] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.785057][ T1506] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.785292][ T1506] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.785487][ T1506] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.785717][ T1506] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.785899][ T1506] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.786115][ T1506] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.786310][ T1506] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.786554][ T1506] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.786789][ T1506] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.787011][ T1506] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.787247][ T1506] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.787487][ T1506] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.787725][ T1506] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.787961][ T1506] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.788191][ T1506] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.788431][ T1506] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.788663][ T1506] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.788902][ T1506] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.789125][ T1506] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.789360][ T1506] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.789584][ T1506] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.789873][ T1506] ? move_addr_to_kernel (net/socket.c:258) [ 70.790112][ T1506] ___sys_sendmsg (net/socket.c:2752) [ 70.790340][ T1506] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.790583][ T1506] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.790830][ T1506] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 70.791062][ T1506] __sys_sendmsg (net/socket.c:2784) [ 70.791294][ T1506] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.791547][ T1506] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.791784][ T1506] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.792017][ T1506] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.792248][ T1506] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.792489][ T1506] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.792734][ T1506] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.793028][ T1506] RIP: 0033:0x7fb02cc3d08e [ 70.793273][ T1506] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.794114][ T1506] RSP: 002b:00007ffcee902b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.794477][ T1506] RAX: ffffffffffffffda RBX: 00007ffcee903310 RCX: 00007fb02cc3d08e [ 70.794836][ T1506] RDX: 0000000000000000 RSI: 00007ffcee902c00 RDI: 0000000000000005 [ 70.795185][ T1506] RBP: 00007ffcee902b60 R08: 0000000000000000 R09: 0000000000000000 [ 70.795544][ T1506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.795900][ T1506] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcee9032d0 | [ 70.798690][ T1506] ------------[ cut here ]------------ | [ 70.798912][ T1506] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1506 | [ 70.799364][ T1506] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.800120][ T1506] Tainted: [W]=WARN [ 70.800293][ T1506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.800594][ T1506] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.800896][ T1506] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.801719][ T1506] RSP: 0018:ffa0000000baf1b0 EFLAGS: 00010286 [ 70.802004][ T1506] RAX: 00000000ffffffa6 RBX: ff110000057ba3c0 RCX: 1ff4000000175dfc [ 70.802356][ T1506] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba47c [ 70.802701][ T1506] RBP: ff1100000fb44000 R08: 1fe2200000af7491 R09: ff1100000abf2e80 [ 70.803039][ T1506] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 70.803387][ T1506] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 70.803736][ T1506] FS: 00007fb02ca03840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 70.804132][ T1506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.804426][ T1506] CR2: 00007fb02cbfc460 CR3: 000000000a91e006 CR4: 0000000000771ef0 [ 70.804772][ T1506] PKRU: 55555554 [ 70.804942][ T1506] Call Trace: [ 70.805111][ T1506] [ 70.805231][ T1506] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.805470][ T1506] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.805699][ T1506] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.805873][ T1506] __dev_notify_flags (net/core/dev.c:9787) [ 70.806097][ T1506] ? netdev_update_features (net/core/dev.c:11098) [ 70.806322][ T1506] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 70.806613][ T1506] ? netif_change_name (net/core/dev.c:1495) [ 70.806847][ T1506] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 70.807073][ T1506] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 70.807302][ T1506] ? register_vlan_dev (net/8021q/vlan.c:196) [ 70.807541][ T1506] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 70.807778][ T1506] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 70.808002][ T1506] ? nla_strscpy (lib/nlattr.c:795) [ 70.808226][ T1506] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 70.808468][ T1506] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 70.808699][ T1506] ? __dev_get_by_name (net/core/dev.c:883) [ 70.808925][ T1506] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 70.809162][ T1506] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 70.809405][ T1506] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.809637][ T1506] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.809865][ T1506] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.810093][ T1506] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.810317][ T1506] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.810552][ T1506] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.810790][ T1506] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.811019][ T1506] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.811244][ T1506] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.811480][ T1506] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.811711][ T1506] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.811938][ T1506] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.812165][ T1506] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.812398][ T1506] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.812626][ T1506] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.812857][ T1506] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.813082][ T1506] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.813314][ T1506] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.813546][ T1506] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.813785][ T1506] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.814012][ T1506] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.814238][ T1506] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.814478][ T1506] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.814709][ T1506] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.814937][ T1506] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.815165][ T1506] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.815400][ T1506] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.815626][ T1506] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.815907][ T1506] ? move_addr_to_kernel (net/socket.c:258) [ 70.816143][ T1506] ___sys_sendmsg (net/socket.c:2752) [ 70.816374][ T1506] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.816600][ T1506] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.816850][ T1506] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 70.817081][ T1506] __sys_sendmsg (net/socket.c:2784) [ 70.817305][ T1506] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.817548][ T1506] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.817780][ T1506] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.818006][ T1506] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.818231][ T1506] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.818465][ T1506] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.818694][ T1506] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.818975][ T1506] RIP: 0033:0x7fb02cc3d08e [ 70.819211][ T1506] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.820027][ T1506] RSP: 002b:00007ffcee902b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.820373][ T1506] RAX: ffffffffffffffda RBX: 00007ffcee903310 RCX: 00007fb02cc3d08e [ 70.820714][ T1506] RDX: 0000000000000000 RSI: 00007ffcee902c00 RDI: 0000000000000005 [ 70.821050][ T1506] RBP: 00007ffcee902b60 R08: 0000000000000000 R09: 0000000000000000 [ 70.821397][ T1506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff8 [ 70.821736][ T1506] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcee9032d0 | [ 70.860329][ T1507] ------------[ cut here ]------------ | [ 70.860491][ T1507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1507 | [ 70.860776][ T1507] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.861229][ T1507] Tainted: [W]=WARN [ 70.861331][ T1507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.861510][ T1507] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.861700][ T1507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.862177][ T1507] RSP: 0018:ffa0000000bbf020 EFLAGS: 00010286 [ 70.862357][ T1507] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000177dca [ 70.862561][ T1507] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 70.862772][ T1507] RBP: ff1100000a38c000 R08: 1fe22000016c6d71 R09: ff11000009740b58 [ 70.862974][ T1507] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 70.863173][ T1507] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 70.863384][ T1507] FS: 00007efc68f6d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 70.863628][ T1507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.863806][ T1507] CR2: 0000000003092988 CR3: 000000000a837006 CR4: 0000000000771ef0 [ 70.864008][ T1507] PKRU: 55555554 [ 70.864107][ T1507] Call Trace: [ 70.864208][ T1507] [ 70.864280][ T1507] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 70.864421][ T1507] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.864560][ T1507] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.864666][ T1507] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 70.864806][ T1507] __dev_notify_flags (net/core/dev.c:9787) [ 70.864942][ T1507] ? netif_change_name (net/core/dev.c:1495) [ 70.865076][ T1507] ? __dev_change_flags (net/core/dev.c:9752) [ 70.865213][ T1507] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 70.865355][ T1507] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.865503][ T1507] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 70.865645][ T1507] netif_change_flags (net/core/dev.c:9820) [ 70.865784][ T1507] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 70.865917][ T1507] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 70.866053][ T1507] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 70.866190][ T1507] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.866361][ T1507] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.866494][ T1507] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.866634][ T1507] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 70.866783][ T1507] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.866925][ T1507] ? __kernel_text_address (kernel/extable.c:79) [ 70.867062][ T1507] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.867198][ T1507] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.867334][ T1507] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.867536][ T1507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.867683][ T1507] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 70.867820][ T1507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.867953][ T1507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.868085][ T1507] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 70.868224][ T1507] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 70.868427][ T1507] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 70.868566][ T1507] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.868717][ T1507] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 70.868859][ T1507] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 70.868997][ T1507] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.869134][ T1507] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.869267][ T1507] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.869488][ T1507] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.869694][ T1507] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.869830][ T1507] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.869967][ T1507] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.870099][ T1507] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.870233][ T1507] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.870425][ T1507] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.870563][ T1507] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.870714][ T1507] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.870848][ T1507] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.870981][ T1507] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.871115][ T1507] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.871253][ T1507] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.871447][ T1507] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.871590][ T1507] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.871732][ T1507] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.871868][ T1507] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.872006][ T1507] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.872139][ T1507] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.872276][ T1507] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.872473][ T1507] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.872612][ T1507] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.872756][ T1507] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.872895][ T1507] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.873033][ T1507] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.873170][ T1507] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.873304][ T1507] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.873510][ T1507] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.873686][ T1507] ? move_addr_to_kernel (net/socket.c:258) [ 70.873828][ T1507] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.873966][ T1507] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.874101][ T1507] ___sys_sendmsg (net/socket.c:2752) [ 70.874235][ T1507] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.874496][ T1507] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.874649][ T1507] __sys_sendmsg (net/socket.c:2784) [ 70.874788][ T1507] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.874921][ T1507] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 70.875093][ T1507] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.875227][ T1507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.875455][ T1507] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.875593][ T1507] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.875732][ T1507] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.875873][ T1507] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.876038][ T1507] RIP: 0033:0x7efc691a708e [ 70.876180][ T1507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.876759][ T1507] RSP: 002b:00007ffc862144e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.876961][ T1507] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efc691a708e [ 70.877164][ T1507] RDX: 0000000000000000 RSI: 00007ffc86214590 RDI: 0000000000000005 [ 70.877441][ T1507] RBP: 00007ffc862144f0 R08: 0000000000000000 R09: 0000000000000000 [ 70.877649][ T1507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff9 [ 70.877855][ T1507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc86214c60 | [ 70.930369][ T1508] ------------[ cut here ]------------ | [ 70.930597][ T1508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1508 | [ 70.930944][ T1508] Modules linked in: vxlan ip6_gre ip_gre gre | [ 70.931559][ T1508] Tainted: [W]=WARN [ 70.931785][ T1508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.932050][ T1508] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 70.932286][ T1508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 70.932853][ T1508] RSP: 0018:ffa0000000abf020 EFLAGS: 00010286 [ 70.933078][ T1508] RAX: 00000000ffffffa6 RBX: ff1100000b637000 RCX: 1ff4000000157dca [ 70.933331][ T1508] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6370bc [ 70.933610][ T1508] RBP: ff1100000fb44000 R08: 1fe22000016c6e19 R09: ff11000012a5ae58 [ 70.933873][ T1508] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 70.934140][ T1508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 70.934405][ T1508] FS: 00007f339619c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 70.934721][ T1508] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.934956][ T1508] CR2: 00000000278c3988 CR3: 0000000012939004 CR4: 0000000000771ef0 [ 70.935215][ T1508] PKRU: 55555554 [ 70.935381][ T1508] Call Trace: [ 70.935536][ T1508] [ 70.935692][ T1508] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 70.935972][ T1508] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 70.936218][ T1508] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 70.936506][ T1508] __dev_notify_flags (net/core/dev.c:9787) [ 70.936785][ T1508] ? netif_change_name (net/core/dev.c:1495) [ 70.937051][ T1508] ? __dev_change_flags (net/core/dev.c:9752) [ 70.937324][ T1508] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 70.937641][ T1508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.937927][ T1508] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 70.938200][ T1508] netif_change_flags (net/core/dev.c:9820) [ 70.938489][ T1508] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 70.938765][ T1508] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 70.939043][ T1508] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 70.939376][ T1508] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 70.939707][ T1508] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.939976][ T1508] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.940245][ T1508] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 70.940531][ T1508] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.940829][ T1508] ? __kernel_text_address (kernel/extable.c:79) [ 70.941088][ T1508] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.941279][ T1508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.941481][ T1508] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.941691][ T1508] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.941881][ T1508] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 70.942067][ T1508] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.942280][ T1508] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.942485][ T1508] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 70.942695][ T1508] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 70.942883][ T1508] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 70.943070][ T1508] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 70.943287][ T1508] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 70.943494][ T1508] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 70.943705][ T1508] rtnl_newlink (net/core/rtnetlink.c:4150) [ 70.943895][ T1508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.944086][ T1508] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.944302][ T1508] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.944849][ T1508] ? mark_usage (kernel/locking/lockdep.c:4674) [ 70.945049][ T1508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.945239][ T1508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.945434][ T1508] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.945630][ T1508] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.945825][ T1508] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 70.946019][ T1508] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 70.946208][ T1508] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 70.946436][ T1508] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.946667][ T1508] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.946872][ T1508] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.947061][ T1508] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 70.947245][ T1508] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 70.947451][ T1508] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 70.947653][ T1508] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.947936][ T1508] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.948127][ T1508] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 70.948312][ T1508] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 70.948516][ T1508] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.948722][ T1508] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.948911][ T1508] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 70.949102][ T1508] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 70.949292][ T1508] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 70.949496][ T1508] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 70.949706][ T1508] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 70.949896][ T1508] ? copy_msghdr_from_user (net/socket.c:2635) [ 70.950105][ T1508] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 70.950360][ T1508] ? move_addr_to_kernel (net/socket.c:258) [ 70.950561][ T1508] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.950832][ T1508] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 70.951107][ T1508] ___sys_sendmsg (net/socket.c:2752) [ 70.951402][ T1508] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 70.951735][ T1508] ? copy_msghdr_from_user (net/socket.c:2603) [ 70.952030][ T1508] __sys_sendmsg (net/socket.c:2784) [ 70.952328][ T1508] ? __sys_sendmsg_sock (net/socket.c:2765) [ 70.952617][ T1508] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 70.952956][ T1508] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.953237][ T1508] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 70.953474][ T1508] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 70.953682][ T1508] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 70.953870][ T1508] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 70.954060][ T1508] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.954280][ T1508] RIP: 0033:0x7f33963d608e [ 70.954493][ T1508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 70.955152][ T1508] RSP: 002b:00007ffd620bf4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.955421][ T1508] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f33963d608e [ 70.955728][ T1508] RDX: 0000000000000000 RSI: 00007ffd620bf5a0 RDI: 0000000000000005 [ 70.956036][ T1508] RBP: 00007ffd620bf500 R08: 0000000000000000 R09: 0000000000000000 [ 70.956289][ T1508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cff9 [ 70.956557][ T1508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd620bfc70 | [ 71.352190][ T12] ------------[ cut here ]------------ | [ 71.352532][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.353006][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.353872][ T12] Tainted: [W]=WARN [ 71.354024][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.354387][ T12] Workqueue: netns cleanup_net [ 71.354633][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.354931][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.355731][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 71.356022][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe580 RCX: 1ff4000000018ec7 [ 71.356365][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe63c [ 71.356710][ T12] RBP: ff1100000edba000 R08: 1fe2200001f77cc9 R09: ff11000001aed1d0 [ 71.357027][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 71.357484][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 71.357833][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.358286][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.358634][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 71.358964][ T12] PKRU: 55555554 [ 71.359114][ T12] Call Trace: [ 71.359258][ T12] [ 71.359380][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.359583][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.359740][ T12] netif_close_many (net/core/dev.c:1804) [ 71.359956][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.360158][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 71.360443][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 71.360706][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.360929][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.361221][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.361473][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.361690][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.361904][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.362115][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.362313][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.362532][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.362739][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.362935][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.363141][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.363335][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.363539][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.363737][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.363924][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.364122][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.364324][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.364547][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.364784][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.365035][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.365270][ T12] kthread (kernel/kthread.c:436) [ 71.365460][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.365746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.365970][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.366172][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.366437][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.366637][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.366837][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.369784][ T12] ------------[ cut here ]------------ | [ 71.370010][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.371405][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.372176][ T12] Tainted: [W]=WARN [ 71.372334][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.372661][ T12] Workqueue: netns cleanup_net [ 71.372883][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.373205][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.373980][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 71.374240][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff4000000018e80 [ 71.374558][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 71.374888][ T12] RBP: ff1100000a38c000 R08: 1fe2200001f77d01 R09: ff11000001aed1d0 [ 71.375199][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 71.375518][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 71.375836][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.376198][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.376487][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 71.376813][ T12] PKRU: 55555554 [ 71.376968][ T12] Call Trace: [ 71.377117][ T12] [ 71.377225][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.377443][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.377572][ T12] netif_close_many (net/core/dev.c:1804) [ 71.377785][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.377991][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.378198][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 71.378398][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 71.378604][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 71.378808][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 71.379009][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 71.379219][ T12] notifier_call_chain (kernel/notifier.c:85) [ 71.379435][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 71.379650][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.379821][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 71.380076][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 71.380325][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.380544][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.380799][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.381144][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.381715][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.381926][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.382124][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.382358][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.382566][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.382926][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.383131][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.383344][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.383560][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.383801][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.383985][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.384179][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.384534][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.384896][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.385102][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.385464][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.385685][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.385889][ T12] kthread (kernel/kthread.c:436) [ 71.386037][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.386449][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.386657][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.386865][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.387118][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.387476][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.387836][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.392303][ T12] ------------[ cut here ]------------ | [ 71.393598][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.393982][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.394806][ T12] Tainted: [W]=WARN [ 71.394942][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.395121][ T12] Workqueue: netns cleanup_net [ 71.395252][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.395526][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.396073][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.396227][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbeac0 RCX: 1ff4000000018eed [ 71.396490][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeb7c [ 71.396744][ T12] RBP: ff1100000f969000 R08: 1fe2200001f77d71 R09: ff11000001aed1d0 [ 71.396996][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.397176][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.397533][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.397764][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.397919][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 71.398102][ T12] PKRU: 55555554 [ 71.398194][ T12] Call Trace: [ 71.398287][ T12] [ 71.398450][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.398614][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.398769][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.398890][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.399012][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.399134][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.399255][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.399473][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.399602][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.399732][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.399858][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.399980][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.400099][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.400222][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.400343][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.400566][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.400762][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.400955][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.401158][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.401459][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.401587][ T12] kthread (kernel/kthread.c:436) [ 71.401685][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.401840][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.401962][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.402089][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.402245][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.402461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.402591][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.405339][ T12] ------------[ cut here ]------------ | [ 71.405492][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.405745][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.406196][ T12] Tainted: [W]=WARN [ 71.406289][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.406450][ T12] Workqueue: netns cleanup_net [ 71.406583][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.406752][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.407190][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.407352][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28200 RCX: 1ff4000000018eed [ 71.407533][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa282bc [ 71.407733][ T12] RBP: ff110000028c9000 R08: 1fe2200001f45059 R09: ff11000001aed1d0 [ 71.407913][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 71.408096][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.408276][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.408495][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.408676][ T12] CR2: 00007f3f485aec70 CR3: 000000000e905004 CR4: 0000000000771ef0 [ 71.408863][ T12] PKRU: 55555554 [ 71.408957][ T12] Call Trace: [ 71.409048][ T12] [ 71.409112][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.409267][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.409422][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.409546][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.409681][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.409801][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.409924][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.410047][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.410170][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.410289][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.410421][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.410544][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.410669][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.410797][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.410919][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.411043][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.411168][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.411290][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.411423][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.411552][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.411687][ T12] kthread (kernel/kthread.c:436) [ 71.411779][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.411933][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.412056][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.412181][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.412331][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.412459][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.412583][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.415561][ T12] ------------[ cut here ]------------ | [ 71.415696][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.415939][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.416951][ T12] Tainted: [W]=WARN [ 71.417051][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.417207][ T12] Workqueue: netns cleanup_net [ 71.417335][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.417550][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.417990][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.418143][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29380 RCX: 1ff4000000018eed [ 71.418321][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2943c [ 71.418552][ T12] RBP: ff110000096d9000 R08: 1fe2200001f45289 R09: ff11000001aed1d0 [ 71.418740][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.418924][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.419104][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.419315][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.419518][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 71.419707][ T12] PKRU: 55555554 [ 71.419801][ T12] Call Trace: [ 71.419893][ T12] [ 71.419957][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.420111][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.420262][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.420434][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.420559][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.420689][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.420810][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.420932][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.421055][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.421176][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.421300][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.421475][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.421601][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.421729][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.421854][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.421981][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.422104][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.422224][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.422399][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.422526][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.422649][ T12] kthread (kernel/kthread.c:436) [ 71.422744][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.422897][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.423021][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.423144][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.423295][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.423465][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.423591][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.427190][ T12] ------------[ cut here ]------------ | [ 71.427446][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.427873][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.428665][ T12] Tainted: [W]=WARN [ 71.428868][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.429158][ T12] Workqueue: netns cleanup_net [ 71.429420][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.429756][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.430495][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.430809][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28ac0 RCX: 1ff4000000018eed [ 71.431151][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28b7c [ 71.431519][ T12] RBP: ff1100000e964000 R08: 1fe2200001f45171 R09: ff11000001aed1d0 [ 71.431855][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.432187][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.432546][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.432975][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.433269][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.433617][ T12] PKRU: 55555554 [ 71.433819][ T12] Call Trace: [ 71.434019][ T12] [ 71.434186][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.434506][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.434802][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.435063][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.435318][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.435595][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.435850][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.436100][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.436374][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.436620][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.436927][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.437192][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.437469][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.437724][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.437986][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.438237][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.438527][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.438763][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.438952][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.439131][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.439314][ T12] kthread (kernel/kthread.c:436) [ 71.439477][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.439733][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.439979][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.440162][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.440385][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.440558][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.440761][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.443851][ T12] ------------[ cut here ]------------ | [ 71.444087][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.444577][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.445324][ T12] Tainted: [W]=WARN [ 71.445490][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.445710][ T12] Workqueue: netns cleanup_net [ 71.445902][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.446111][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.446616][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.446843][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd838c0 RCX: 1ff4000000018eed [ 71.447088][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8397c [ 71.447324][ T12] RBP: ff11000010394000 R08: 1fe22000017b0731 R09: ff11000001aed1d0 [ 71.447656][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.448004][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.448237][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.448520][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.448929][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.449270][ T12] PKRU: 55555554 [ 71.449474][ T12] Call Trace: [ 71.449623][ T12] [ 71.449746][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.450030][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.450236][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.450424][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.450605][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.450793][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.450966][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.451143][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.451320][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.451512][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.451714][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.451890][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.452134][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.452310][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.452495][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.452783][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.452964][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.453140][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.453317][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.453512][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.453704][ T12] kthread (kernel/kthread.c:436) [ 71.453848][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.454124][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.454299][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.454493][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.454785][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.454961][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.455134][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.458251][ T12] ------------[ cut here ]------------ | [ 71.458424][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.458734][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.459285][ T12] Tainted: [W]=WARN [ 71.459439][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.459739][ T12] Workqueue: netns cleanup_net [ 71.459917][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.460124][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.460625][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.460931][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bbc40 RCX: 1ff4000000018eed [ 71.461165][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbcfc [ 71.461409][ T12] RBP: ff1100000505c000 R08: 1fe2200000af77a1 R09: ff11000001aed1d0 [ 71.461651][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.461970][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.462203][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.462554][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.462771][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.463004][ T12] PKRU: 55555554 [ 71.463145][ T12] Call Trace: [ 71.463377][ T12] [ 71.463492][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.463720][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.463924][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.464171][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.464360][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.464533][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.464722][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.465043][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.465223][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.465413][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.465595][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.465856][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.466028][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.466201][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.466389][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.466656][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.466850][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.467029][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.467207][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.467401][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.467666][ T12] kthread (kernel/kthread.c:436) [ 71.467817][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.468018][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.468194][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.468387][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.468593][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.468784][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.468960][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.472214][ T12] ------------[ cut here ]------------ | [ 71.472405][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.472788][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.473409][ T12] Tainted: [W]=WARN [ 71.473553][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.473768][ T12] Workqueue: netns cleanup_net [ 71.473944][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.474152][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.474749][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.474953][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfc40 RCX: 1ff4000000018eed [ 71.475181][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfcfc [ 71.475545][ T12] RBP: ff1100000cebc000 R08: 1fe2200001ad7fa1 R09: ff11000001aed1d0 [ 71.475793][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.476024][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.476330][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.476607][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.476899][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.477280][ T12] PKRU: 55555554 [ 71.477430][ T12] Call Trace: [ 71.477573][ T12] [ 71.477703][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.477910][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.478110][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.478286][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.478548][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.478735][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.478908][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.479082][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.479258][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.479443][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.479628][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.479885][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.480055][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.480302][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.480488][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.480684][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.480862][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.481105][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.481286][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.481476][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.481659][ T12] kthread (kernel/kthread.c:436) [ 71.481883][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.482084][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.482257][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.482445][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.482743][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.482915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.483088][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.486295][ T12] ------------[ cut here ]------------ | [ 71.486476][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.486781][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.487402][ T12] Tainted: [W]=WARN [ 71.487553][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.487848][ T12] Workqueue: netns cleanup_net [ 71.488027][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.488233][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.488826][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.489035][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6beac0 RCX: 1ff4000000018eed [ 71.489264][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6beb7c [ 71.489582][ T12] RBP: ff11000009114000 R08: 1fe2200001ad7d71 R09: ff11000001aed1d0 [ 71.489834][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.490213][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.490461][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.490742][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.490950][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.491184][ T12] PKRU: 55555554 [ 71.491327][ T12] Call Trace: [ 71.491576][ T12] [ 71.491780][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.491987][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.492189][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.492381][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.492556][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.492743][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.492916][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.493092][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.493269][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.493458][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.493645][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.493832][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.494005][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.494179][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.494626][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.494841][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.495051][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.495227][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.495423][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.495617][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.495810][ T12] kthread (kernel/kthread.c:436) [ 71.495977][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.496180][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.496372][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.496550][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.496770][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.496950][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.497127][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.500244][ T12] ------------[ cut here ]------------ | [ 71.500420][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.500730][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.501264][ T12] Tainted: [W]=WARN [ 71.501422][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.501630][ T12] Workqueue: netns cleanup_net [ 71.501896][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.502104][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.502695][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.502901][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf000 RCX: 1ff4000000018eed [ 71.503131][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf0bc [ 71.503374][ T12] RBP: ff1100000a804000 R08: 1fe2200001ad7e19 R09: ff11000001aed1d0 [ 71.503643][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.503987][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.504229][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.504527][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.504837][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.505102][ T12] PKRU: 55555554 [ 71.505252][ T12] Call Trace: [ 71.505413][ T12] [ 71.505529][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.505758][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.505975][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.506159][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.506343][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.506536][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.506737][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.506921][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.507102][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.507292][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.507486][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.507813][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.507992][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.508172][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.508380][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.508641][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.508872][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.509063][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.509249][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.509448][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.509645][ T12] kthread (kernel/kthread.c:436) [ 71.509874][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.510077][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.510253][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.510520][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.510737][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.510916][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.511091][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.515368][ T12] ------------[ cut here ]------------ | [ 71.515548][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.515865][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.517617][ T12] Tainted: [W]=WARN [ 71.517782][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.518005][ T12] Workqueue: netns cleanup_net [ 71.518194][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.518423][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.518945][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 71.519156][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf503c0 RCX: 1ff4000000018e99 [ 71.519405][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5047c [ 71.519655][ T12] RBP: ff1100000a38c000 R08: 1fe22000019ea091 R09: ff11000001aed1d0 [ 71.519985][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.520221][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.520475][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.520845][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.521057][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.521472][ T12] PKRU: 55555554 [ 71.521627][ T12] Call Trace: [ 71.521816][ T12] [ 71.521937][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.522228][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.522531][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 71.522732][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.522909][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 71.523197][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 71.523391][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 71.523570][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 71.523763][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 71.524027][ T12] notifier_call_chain (kernel/notifier.c:85) [ 71.524209][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 71.524432][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.524647][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.524915][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.525093][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.525269][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.525461][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.525741][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.525921][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.526097][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.526278][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.526467][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.526654][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.526842][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.527023][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.527281][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.527477][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.527666][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.527858][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.528119][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.528294][ T12] kthread (kernel/kthread.c:436) [ 71.528455][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.528685][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.528942][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.529119][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.529324][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.529597][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.529787][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.532749][ T12] ------------[ cut here ]------------ | [ 71.532988][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 71.533273][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.534817][ T12] Tainted: [W]=WARN [ 71.535030][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.535300][ T12] Workqueue: netns cleanup_net [ 71.535563][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.535862][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.536504][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.536878][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff4000000018eed [ 71.537252][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 71.537647][ T12] RBP: ff1100000edba000 R08: 1fe22000019ea021 R09: ff11000001aed1d0 [ 71.538018][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.538380][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.538730][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.539064][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.539330][ T12] CR2: 00007f3f485f9000 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 71.539655][ T12] PKRU: 55555554 [ 71.539872][ T12] Call Trace: [ 71.540076][ T12] [ 71.540252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.540537][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.540815][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.541051][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.541287][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.541533][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.541784][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.542019][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.542254][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.542499][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.542751][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.542988][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.543213][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.543459][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.543703][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.543948][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.544243][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.544559][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.544864][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.545154][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.545444][ T12] kthread (kernel/kthread.c:436) [ 71.545702][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.545998][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.546270][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.546509][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.546780][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.547007][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.547231][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.571764][ T1540] ------------[ cut here ]------------ | [ 71.571985][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1540 | [ 71.572258][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.572754][ T1540] Tainted: [W]=WARN [ 71.572858][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.573024][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.573204][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.573701][ T1540] RSP: 0018:ffa0000000c0fa80 EFLAGS: 00010286 [ 71.573873][ T1540] RAX: 00000000ffffffa6 RBX: ff11000010782900 RCX: 1ff4000000181f16 [ 71.574074][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107829bc [ 71.574277][ T1540] RBP: ff11000010274000 R08: 1fe22000020f0539 R09: ff11000012a5d180 [ 71.574490][ T1540] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 71.574703][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010274000 [ 71.574910][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.575148][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.575318][ T1540] CR2: 00007f4e2aaa0f98 CR3: 000000000e85a001 CR4: 0000000000771ef0 [ 71.575528][ T1540] PKRU: 55555554 [ 71.575631][ T1540] Call Trace: [ 71.575756][ T1540] [ 71.575828][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.575965][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.576101][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.576205][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.576341][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.576525][ T1540] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 71.576664][ T1540] register_netdev (net/core/dev.c:11552) [ 71.576810][ T1540] loopback_net_init (drivers/net/loopback.c:218) [ 71.576947][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.577050][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.577152][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.577285][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.577427][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.577564][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.577728][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.577872][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.578007][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.578143][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.578279][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.578419][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.578558][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.578703][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.578839][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.578974][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.579110][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.579245][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.579385][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.579552][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.579703][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.580186][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.580394][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.580599][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.580816][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.581020][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.581222][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.585948][ T1540] ------------[ cut here ]------------ | [ 71.586110][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1540 | [ 71.586385][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.586849][ T1540] Tainted: [W]=WARN [ 71.586951][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.587120][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.587294][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.587788][ T1540] RSP: 0018:ffa0000000c0f918 EFLAGS: 00010286 [ 71.587961][ T1540] RAX: 00000000ffffffa6 RBX: ff11000010780740 RCX: 1ff4000000181ee9 [ 71.588161][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107807fc [ 71.588374][ T1540] RBP: ff1100000ee64000 R08: 1fe22000020f0101 R09: ff11000012a5d180 [ 71.588592][ T1540] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 71.588799][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee64000 [ 71.589003][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.589238][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.589411][ T1540] CR2: 00007f4e2aaa0f98 CR3: 000000000e85a001 CR4: 0000000000771ef0 [ 71.589615][ T1540] PKRU: 55555554 [ 71.589722][ T1540] Call Trace: [ 71.589824][ T1540] [ 71.589893][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.590026][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.590164][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.590266][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.590408][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.590578][ T1540] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 71.590722][ T1540] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 71.590859][ T1540] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 71.590993][ T1540] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 71.591131][ T1540] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 71.591265][ T1540] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 71.591407][ T1540] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 71.591544][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.591651][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.591758][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.591892][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.592027][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.592164][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.592298][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.592441][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.592580][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.592828][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.592967][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.593115][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.593251][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.593392][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.593528][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.593668][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.593808][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.593944][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.594079][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.594243][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.594388][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.594873][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.595075][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.595297][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.595504][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.595716][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.595916][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.610405][ T1540] ------------[ cut here ]------------ | [ 71.610630][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1540 | [ 71.610959][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.611560][ T1540] Tainted: [W]=WARN [ 71.611729][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.611955][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.612185][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.612758][ T1540] RSP: 0018:ffa0000000c0f8f8 EFLAGS: 00010286 [ 71.612983][ T1540] RAX: 00000000ffffffa6 RBX: ff110000057bb1c0 RCX: 1ff4000000181ee5 [ 71.613253][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb27c [ 71.613520][ T1540] RBP: ff11000005971000 R08: 1fe2200000af7651 R09: ff11000012a5d180 [ 71.613791][ T1540] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.614043][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005971000 [ 71.614305][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.614607][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.614840][ T1540] CR2: 00007f3f485f9000 CR3: 000000000e85a003 CR4: 0000000000771ef0 [ 71.615094][ T1540] PKRU: 55555554 [ 71.615486][ T1540] Call Trace: [ 71.615651][ T1540] [ 71.615786][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.615974][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.616173][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.616329][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.616535][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.616775][ T1540] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 71.616964][ T1540] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 71.617151][ T1540] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 71.617373][ T1540] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 71.617568][ T1540] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 71.617775][ T1540] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 71.617964][ T1540] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 71.618153][ T1540] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 71.618384][ T1540] vti_init_net (net/ipv4/ip_vti.c:517) [ 71.618590][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.618813][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.618970][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.619173][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.619376][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.619564][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.619778][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.619995][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.620193][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.620403][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.620595][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.620793][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.620982][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.621195][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.621396][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.621597][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.621799][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.621986][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.622176][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.622421][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.622622][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.623154][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.623449][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.623722][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.623977][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.624229][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.624498][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.626682][ T12] ------------[ cut here ]------------ | [ 71.626827][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 71.627076][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.628170][ T12] Tainted: [W]=WARN [ 71.628268][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.628657][ T12] Workqueue: netns cleanup_net [ 71.628795][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.628964][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.629530][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 71.629716][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff4000000018eaf [ 71.629904][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 71.630091][ T12] RBP: ff1100000fb1c000 R08: 1fe22000019c6731 R09: ff11000001aed1d0 [ 71.630285][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 71.630566][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e0c9000 [ 71.630802][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.631020][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.631177][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000000e85a001 CR4: 0000000000771ef0 [ 71.631372][ T12] PKRU: 55555554 [ 71.631483][ T12] Call Trace: [ 71.631581][ T12] [ 71.631652][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.631787][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.631883][ T12] netif_close_many (net/core/dev.c:1804) [ 71.632010][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 71.632136][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.632261][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 71.632456][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 71.632621][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.632753][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.632907][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.633033][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.633158][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 71.633318][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 71.633462][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 71.633600][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 71.633827][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 71.634030][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 71.634243][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 71.634461][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.634685][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.634875][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.635002][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.635130][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.635256][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.635391][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.635536][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.635680][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.635807][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.635938][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.636068][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.636192][ T12] kthread (kernel/kthread.c:436) [ 71.636292][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.636454][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.636589][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.636746][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.637051][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.637175][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.637299][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.639156][ T12] ------------[ cut here ]------------ | [ 71.639294][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 71.639763][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.640234][ T12] Tainted: [W]=WARN [ 71.640330][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.640495][ T12] Workqueue: netns cleanup_net [ 71.640628][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.640799][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.641258][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 71.641423][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018eaf [ 71.641641][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 71.641839][ T12] RBP: ff1100000e0c9000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 71.642028][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 71.642219][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 71.642422][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.642647][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.642825][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000000e85a001 CR4: 0000000000771ef0 [ 71.643015][ T12] PKRU: 55555554 [ 71.643122][ T12] Call Trace: [ 71.643219][ T12] [ 71.643286][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.643422][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 71.643549][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.643652][ T12] netif_close_many (net/core/dev.c:1804) [ 71.643787][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 71.643914][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.644063][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 71.644223][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 71.644387][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.644517][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.644684][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.644810][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.644935][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 71.645116][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 71.645246][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 71.645380][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 71.645511][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 71.645645][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 71.645778][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 71.645928][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.646070][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.646218][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.646345][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.646479][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.646611][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.646748][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.646878][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.647008][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.647136][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.647265][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.647404][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.647533][ T12] kthread (kernel/kthread.c:436) [ 71.647631][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.647793][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.647922][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.648049][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.648204][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.648329][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.648462][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.652443][ T12] ------------[ cut here ]------------ | [ 71.652656][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.653084][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.653704][ T12] Tainted: [W]=WARN [ 71.653876][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.654150][ T12] Workqueue: netns cleanup_net [ 71.654385][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.654577][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.655052][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 71.655206][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bba80 RCX: 1ff4000000018ed5 [ 71.655408][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbb3c [ 71.655727][ T12] RBP: ff1100000fb1c000 R08: 1fe2200000af7769 R09: ff11000001aed1d0 [ 71.656019][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 71.656218][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.656478][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.656857][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.657115][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.657306][ T12] PKRU: 55555554 [ 71.657444][ T12] Call Trace: [ 71.657605][ T12] [ 71.657733][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.658016][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.658287][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.658489][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.658714][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 71.658997][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 71.659213][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 71.659384][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 71.659570][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 71.659748][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 71.659879][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.660001][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.660128][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.660250][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.660384][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.660511][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.660658][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.660858][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.661006][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.661129][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.661255][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.661398][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.661521][ T12] kthread (kernel/kthread.c:436) [ 71.661630][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.661859][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.662005][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.662130][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.662282][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.662419][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.662541][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.682471][ T12] ------------[ cut here ]------------ | [ 71.682620][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.682865][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.683307][ T12] Tainted: [W]=WARN [ 71.683408][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.683563][ T12] Workqueue: netns cleanup_net [ 71.683698][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.683856][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.684295][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 71.684452][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74ec80 RCX: 1ff4000000018ed5 [ 71.684643][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74ed3c [ 71.684826][ T12] RBP: ff1100000e0c9000 R08: 1fe22000016e9da9 R09: ff11000001aed1d0 [ 71.685005][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 71.685189][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.685378][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.685596][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.685756][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.685939][ T12] PKRU: 55555554 [ 71.686030][ T12] Call Trace: [ 71.686122][ T12] [ 71.686187][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.686342][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.686504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.686629][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.686761][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 71.686920][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 71.687062][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 71.687195][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 71.687318][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 71.687449][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 71.687580][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.687712][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.687836][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.687958][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.688078][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.688203][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.688324][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.688451][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.688585][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.688720][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.688846][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.688975][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.689099][ T12] kthread (kernel/kthread.c:436) [ 71.689193][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.689352][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.689477][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.689611][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.689777][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.689899][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.690023][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.692377][ T12] ------------[ cut here ]------------ | [ 71.692510][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.692765][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.693202][ T12] Tainted: [W]=WARN [ 71.693296][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.693455][ T12] Workqueue: netns cleanup_net [ 71.693586][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.693755][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.694190][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 71.694344][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e580 RCX: 1ff4000000018ed5 [ 71.694535][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e63c [ 71.694732][ T12] RBP: ff11000008e74000 R08: 1fe22000016e9cc9 R09: ff11000001aed1d0 [ 71.694916][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 71.695096][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.695279][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.695499][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.695656][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.695845][ T12] PKRU: 55555554 [ 71.695935][ T12] Call Trace: [ 71.696025][ T12] [ 71.696088][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.696244][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.696400][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.696530][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.696662][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 71.696827][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 71.696952][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 71.697075][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 71.697197][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 71.697321][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 71.697453][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.697578][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.697720][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.697843][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.697965][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.698090][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.698213][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.698336][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.698469][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.698594][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.698727][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.698855][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.698978][ T12] kthread (kernel/kthread.c:436) [ 71.699070][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.699227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.699356][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.699480][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.699642][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.699769][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.699891][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.704570][ T1540] ------------[ cut here ]------------ | [ 71.704769][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1540 | [ 71.705089][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.705669][ T1540] Tainted: [W]=WARN [ 71.705833][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.706057][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.706288][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.706850][ T1540] RSP: 0018:ffa0000000c0fa78 EFLAGS: 00010286 [ 71.707077][ T1540] RAX: 00000000ffffffa6 RBX: ff1100000b74f700 RCX: 1ff4000000181f15 [ 71.707332][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f7bc [ 71.707598][ T1540] RBP: ff11000006191000 R08: 1fe22000016e9ef9 R09: ff11000012a5d180 [ 71.707858][ T1540] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.708113][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006191000 [ 71.708380][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.708688][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.708928][ T1540] CR2: 00007f3f485f9000 CR3: 000000000e85a003 CR4: 0000000000771ef0 [ 71.709184][ T1540] PKRU: 55555554 [ 71.709337][ T1540] Call Trace: [ 71.709508][ T1540] [ 71.709638][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.709832][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.710018][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.710173][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.710376][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.710595][ T1540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.710797][ T1540] register_netdev (net/core/dev.c:11552) [ 71.710985][ T1540] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 71.711173][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.711328][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.711499][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.711703][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.711890][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.712080][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.712270][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.712472][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.712684][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.712873][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.713059][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.713246][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.713450][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.713652][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.713849][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.714037][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.714227][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.714429][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.714632][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.714863][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.715057][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.715605][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.715875][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.716128][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.716395][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.716661][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.716923][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.721805][ T1540] ------------[ cut here ]------------ | [ 71.721992][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1540 | [ 71.722311][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.722895][ T1540] Tainted: [W]=WARN [ 71.723051][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.723272][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.723517][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.724067][ T1540] RSP: 0018:ffa0000000c0fa68 EFLAGS: 00010286 [ 71.724290][ T1540] RAX: 00000000ffffffa6 RBX: ff110000128a03c0 RCX: 1ff4000000181f13 [ 71.724558][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a047c [ 71.724827][ T1540] RBP: ff11000005034000 R08: 1fe2200002514091 R09: ff11000012a5d180 [ 71.725084][ T1540] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 71.725336][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005034000 [ 71.725611][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 71.725948][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.726172][ T1540] CR2: 00007f3f485f9000 CR3: 000000000e85a003 CR4: 0000000000771ef0 [ 71.726445][ T1540] PKRU: 55555554 [ 71.726603][ T1540] Call Trace: [ 71.726774][ T1540] [ 71.726899][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.727092][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.727280][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.727452][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.727903][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.728128][ T1540] register_netdev (net/core/dev.c:11552) [ 71.728317][ T1540] sit_init_net (net/ipv6/sit.c:1860) [ 71.728524][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.728704][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.728860][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.729047][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.729235][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.729439][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.729639][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.729834][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.730023][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.730213][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.730415][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.730607][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.730809][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.731003][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.731191][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.731393][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.731585][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.731789][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.731981][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.732202][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.732414][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.733144][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.733542][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.733920][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.734295][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.734695][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.735069][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.751927][ T1540] ------------[ cut here ]------------ | [ 71.752110][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1540 | [ 71.752390][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.752857][ T1540] Tainted: [W]=WARN [ 71.752959][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.753130][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.753308][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.753811][ T1540] RSP: 0018:ffa0000000c0fa78 EFLAGS: 00010286 [ 71.753982][ T1540] RAX: 00000000ffffffa6 RBX: ff1100000c2171c0 RCX: 1ff4000000181f15 [ 71.754186][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21727c [ 71.754395][ T1540] RBP: ff1100000e3cc000 R08: 1fe2200001842e51 R09: ff11000012a5d180 [ 71.754598][ T1540] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.754808][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3cc000 [ 71.755013][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.755247][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.755423][ T1540] CR2: 00007f984adca430 CR3: 000000000e85a002 CR4: 0000000000771ef0 [ 71.755631][ T1540] PKRU: 55555554 [ 71.755739][ T1540] Call Trace: [ 71.755860][ T1540] [ 71.755934][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.756105][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.756249][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.756358][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.756496][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.756667][ T1540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.756813][ T1540] register_netdev (net/core/dev.c:11552) [ 71.756948][ T1540] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 71.757083][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.757186][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.757289][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.757427][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.757563][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.757713][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.757850][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.757986][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.758121][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.758256][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.758394][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.758531][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.758670][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.758813][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.758947][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.759081][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.759214][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.759354][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.759490][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.759660][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.759813][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.760296][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.760507][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.760717][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.760919][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.761117][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.761318][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.766151][ T1540] ------------[ cut here ]------------ | [ 71.766289][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1540 | [ 71.766559][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.767012][ T1540] Tainted: [W]=WARN [ 71.767115][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.767280][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.767459][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.767973][ T1540] RSP: 0018:ffa0000000c0f918 EFLAGS: 00010286 [ 71.768141][ T1540] RAX: 00000000ffffffa6 RBX: ff1100000a187380 RCX: 1ff4000000181ee9 [ 71.768336][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18743c [ 71.768545][ T1540] RBP: ff1100000e8f9000 R08: 1fe2200001430e89 R09: ff11000012a5d180 [ 71.768755][ T1540] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.768959][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8f9000 [ 71.769160][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.769394][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.769560][ T1540] CR2: 00007f984adca430 CR3: 000000000e85a002 CR4: 0000000000771ef0 [ 71.769771][ T1540] PKRU: 55555554 [ 71.769874][ T1540] Call Trace: [ 71.769973][ T1540] [ 71.770046][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.770179][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.770312][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.770419][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.770554][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.770735][ T1540] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 71.770875][ T1540] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 71.771012][ T1540] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 71.771145][ T1540] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 71.771281][ T1540] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 71.771420][ T1540] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 71.771555][ T1540] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 71.771706][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.771810][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.771912][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.772045][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.772178][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.772314][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.772455][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.772596][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.772781][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.772963][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.773159][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.773332][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.773535][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.773746][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.773954][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.774161][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.774376][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.774579][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.774797][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.775059][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.775281][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.776059][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.776390][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.776713][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.777028][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.777354][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.777670][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.795895][ T1540] ------------[ cut here ]------------ | [ 71.796092][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1540 | [ 71.796367][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.796833][ T1540] Tainted: [W]=WARN [ 71.796969][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.797149][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.797327][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.797831][ T1540] RSP: 0018:ffa0000000c0f918 EFLAGS: 00010286 [ 71.798002][ T1540] RAX: 00000000ffffffa6 RBX: ff1100000d7ee900 RCX: 1ff4000000181ee9 [ 71.798200][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7ee9bc [ 71.798409][ T1540] RBP: ff11000008c1c000 R08: 1fe2200001afdd39 R09: ff11000012a5d180 [ 71.798629][ T1540] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 71.798866][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c1c000 [ 71.799068][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.799304][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.799481][ T1540] CR2: 00007f4e2aaa0f98 CR3: 000000000e85a001 CR4: 0000000000771ef0 [ 71.799695][ T1540] PKRU: 55555554 [ 71.799796][ T1540] Call Trace: [ 71.799896][ T1540] [ 71.799965][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.800100][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.800234][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.800336][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.800479][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.800652][ T1540] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 71.800793][ T1540] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 71.800927][ T1540] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 71.801059][ T1540] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 71.801196][ T1540] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 71.801329][ T1540] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 71.801484][ T1540] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 71.801627][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.801734][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.801836][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.801968][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.802102][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.802237][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.802377][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.802515][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.802685][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.802820][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.802955][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.803099][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.803234][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.803376][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.803510][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.803649][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.803803][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.803959][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.804169][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.804444][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.804665][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.805440][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.805773][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.806094][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.806418][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.806711][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.807023][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.812715][ T1540] ------------[ cut here ]------------ | [ 71.812866][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1540 | [ 71.813133][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.813594][ T1540] Tainted: [W]=WARN [ 71.813701][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.813868][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.814040][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.814522][ T1540] RSP: 0018:ffa0000000c0f918 EFLAGS: 00010286 [ 71.814768][ T1540] RAX: 00000000ffffffa6 RBX: ff1100000a9458c0 RCX: 1ff4000000181ee9 [ 71.815087][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a94597c [ 71.815416][ T1540] RBP: ff11000004cd4000 R08: 1fe2200001528b31 R09: ff11000012a5d180 [ 71.815776][ T1540] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 71.816105][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004cd4000 [ 71.816435][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.816723][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.816889][ T1540] CR2: 00007f4e2aaa0f98 CR3: 000000000e85a001 CR4: 0000000000771ef0 [ 71.817090][ T1540] PKRU: 55555554 [ 71.817189][ T1540] Call Trace: [ 71.817288][ T1540] [ 71.817363][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.817497][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.817640][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.817748][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.817883][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.818049][ T1540] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 71.818185][ T1540] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 71.818320][ T1540] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 71.818461][ T1540] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 71.818610][ T1540] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 71.818792][ T1540] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 71.818928][ T1540] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 71.819064][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.819167][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.819269][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.819950][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.820088][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.820225][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.820419][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.820559][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.820702][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.820836][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.820969][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.821104][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.821240][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.821441][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.821638][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.821782][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.821918][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.822052][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.822186][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.822413][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.822556][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.823039][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.823242][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.823511][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.823722][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.823922][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.824121][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.829755][ T1540] ------------[ cut here ]------------ | [ 71.829923][ T1540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1540 | [ 71.830192][ T1540] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.830660][ T1540] Tainted: [W]=WARN [ 71.830795][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.830964][ T1540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.831144][ T1540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.831662][ T1540] RSP: 0018:ffa0000000c0fa70 EFLAGS: 00010286 [ 71.831841][ T1540] RAX: 00000000ffffffa6 RBX: ff1100001079e3c0 RCX: 1ff4000000181f14 [ 71.832050][ T1540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001079e47c [ 71.832253][ T1540] RBP: ff1100000d8bc000 R08: 1fe22000020f3c91 R09: ff11000012a5d180 [ 71.832462][ T1540] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 71.832668][ T1540] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8bc000 [ 71.832884][ T1540] FS: 00007f984abc3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.833129][ T1540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.833298][ T1540] CR2: 00007f4e2aaa0f98 CR3: 000000000e85a001 CR4: 0000000000771ef0 [ 71.833510][ T1540] PKRU: 55555554 [ 71.833617][ T1540] Call Trace: [ 71.833724][ T1540] [ 71.833795][ T1540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.833932][ T1540] ? notifier_call_chain (kernel/notifier.c:85) [ 71.834067][ T1540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.834170][ T1540] register_netdevice (net/core/dev.c:11488) [ 71.834307][ T1540] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 71.834484][ T1540] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 71.834628][ T1540] register_netdev (net/core/dev.c:11552) [ 71.834770][ T1540] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 71.834910][ T1540] ops_init (net/core/net_namespace.c:137) [ 71.835015][ T1540] setup_net (net/core/net_namespace.c:446) [ 71.835118][ T1540] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 71.835253][ T1540] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 71.835393][ T1540] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 71.835532][ T1540] copy_net_ns (net/core/net_namespace.c:579) [ 71.835680][ T1540] create_new_namespaces (kernel/nsproxy.c:132) [ 71.835821][ T1540] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 71.835958][ T1540] ksys_unshare (kernel/fork.c:3243) [ 71.836094][ T1540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.836230][ T1540] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 71.836371][ T1540] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 71.836508][ T1540] ? __ia32_sys_open (fs/open.c:1374) [ 71.836653][ T1540] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 71.836796][ T1540] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 71.836931][ T1540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 71.837065][ T1540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 71.837202][ T1540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 71.837339][ T1540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 71.837515][ T1540] RIP: 0033:0x7f984ae85bcb [ 71.837663][ T1540] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 71.838152][ T1540] RSP: 002b:00007ffedc034d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 71.838364][ T1540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f984ae85bcb [ 71.838567][ T1540] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 71.838782][ T1540] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 71.838984][ T1540] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffedc036f40 [ 71.839185][ T1540] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffedc038877 | [ 71.848762][ T12] ------------[ cut here ]------------ | [ 71.848920][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.849169][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.849725][ T12] Tainted: [W]=WARN [ 71.849828][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.849988][ T12] Workqueue: netns cleanup_net [ 71.850137][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.850302][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.850774][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 71.850930][ T12] RAX: 00000000ffffffa6 RBX: ff1100001079e900 RCX: 1ff4000000018ec7 [ 71.851112][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001079e9bc [ 71.851294][ T12] RBP: ff1100000fb72000 R08: 1fe22000020f3d39 R09: ff11000001aed1d0 [ 71.851549][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 71.851759][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 71.851996][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.852271][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.852453][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.852713][ T12] PKRU: 55555554 [ 71.852813][ T12] Call Trace: [ 71.852942][ T12] [ 71.853030][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.853161][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.853307][ T12] netif_close_many (net/core/dev.c:1804) [ 71.853455][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.853662][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 71.854017][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 71.854196][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.854322][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.854551][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.854690][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.854822][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.854952][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.855076][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.855206][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.855332][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.855516][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.855646][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.855778][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.855904][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.856027][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.856155][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.856276][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.856457][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.856590][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.856768][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.856896][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.857025][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.857157][ T12] kthread (kernel/kthread.c:436) [ 71.857254][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.857423][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.857547][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.857681][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.857891][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.858077][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.858206][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.860463][ T12] ------------[ cut here ]------------ | [ 71.860664][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.860946][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.861416][ T12] Tainted: [W]=WARN [ 71.861566][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.861753][ T12] Workqueue: netns cleanup_net [ 71.861933][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.862114][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.862652][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 71.862825][ T12] RAX: 00000000ffffffa6 RBX: ff1100001079f000 RCX: 1ff4000000018e80 [ 71.863020][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001079f0bc [ 71.863210][ T12] RBP: ff1100000fb44000 R08: 1fe22000020f3e19 R09: ff11000001aed1d0 [ 71.863406][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 71.863605][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 71.863875][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.864145][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.864379][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.864583][ T12] PKRU: 55555554 [ 71.864726][ T12] Call Trace: [ 71.864848][ T12] [ 71.864917][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 71.865050][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 71.865150][ T12] netif_close_many (net/core/dev.c:1804) [ 71.865279][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.865422][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.865552][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 71.865693][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 71.865884][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 71.866025][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 71.866157][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 71.866288][ T12] notifier_call_chain (kernel/notifier.c:85) [ 71.866433][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 71.866562][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 71.866706][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 71.866867][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 71.867029][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 71.867160][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.867318][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.867460][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.867599][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.867758][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.867887][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.868017][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.868146][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.868274][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.868409][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.868540][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.868721][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.868922][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.869123][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.869326][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.869543][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.869752][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.869945][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.870154][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.870372][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.870571][ T12] kthread (kernel/kthread.c:436) [ 71.870725][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.870972][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.871175][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.871388][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.871638][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.871841][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.872043][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.877536][ T12] ------------[ cut here ]------------ | [ 71.877741][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.878113][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.878792][ T12] Tainted: [W]=WARN [ 71.878933][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.879269][ T12] Workqueue: netns cleanup_net [ 71.879502][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.879753][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.880423][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.880656][ T12] RAX: 00000000ffffffa6 RBX: ff1100001079fe00 RCX: 1ff4000000018eed [ 71.880943][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001079febc [ 71.881216][ T12] RBP: ff1100000abf9000 R08: 1fe22000020f3fd9 R09: ff11000001aed1d0 [ 71.881501][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 71.881778][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.882057][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.882387][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.882621][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.882899][ T12] PKRU: 55555554 [ 71.883038][ T12] Call Trace: [ 71.883177][ T12] [ 71.883275][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.883550][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.883763][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.883882][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.884002][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.884122][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.884242][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.884414][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.884539][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.884708][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.884901][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.885035][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.885154][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.885278][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.885451][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.885572][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.885708][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.885827][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.885951][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.886074][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.886194][ T12] kthread (kernel/kthread.c:436) [ 71.886284][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.886484][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.886616][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.886741][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.886889][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.887009][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.887129][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.891251][ T12] ------------[ cut here ]------------ | [ 71.891460][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 71.891841][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.892625][ T12] Tainted: [W]=WARN [ 71.892776][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.893011][ T12] Workqueue: netns cleanup_net [ 71.893213][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.893588][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.894423][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.894663][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636740 RCX: 1ff4000000018eed [ 71.894953][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6367fc [ 71.895235][ T12] RBP: ff1100000aa44000 R08: 1fe22000016c6d01 R09: ff11000001aed1d0 [ 71.895640][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 71.895927][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.896208][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 71.896685][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.896924][ T12] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 71.897215][ T12] PKRU: 55555554 [ 71.897474][ T12] Call Trace: [ 71.897615][ T12] [ 71.897722][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.897966][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.898200][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.898528][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.898727][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.898916][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.899105][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.899298][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.899794][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.899984][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.900181][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.900541][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.900736][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.900929][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.901118][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.901309][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.901685][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.901876][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.902071][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.902267][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.902623][ T12] kthread (kernel/kthread.c:436) [ 71.902773][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.903007][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.903202][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.903558][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.903802][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.903991][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.904180][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.908407][ T12] ------------[ cut here ]------------ | [ 71.908637][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.908902][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.909329][ T12] Tainted: [W]=WARN [ 71.909459][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.909620][ T12] Workqueue: netns cleanup_net [ 71.909750][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.909906][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.910331][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.910493][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b1c0 RCX: 1ff4000000018eed [ 71.910684][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b27c [ 71.910862][ T12] RBP: ff110000061e9000 R08: 1fe22000004f1651 R09: ff11000001aed1d0 [ 71.911039][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 71.911215][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.911400][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.911617][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.911784][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.911963][ T12] PKRU: 55555554 [ 71.912056][ T12] Call Trace: [ 71.912143][ T12] [ 71.912206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.912363][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.912517][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.912642][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.912774][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.912894][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.913018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.913141][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.913262][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.913388][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.913512][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.913638][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.913767][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.913893][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.914016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.914137][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.914261][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.914389][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.914514][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.914648][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.914774][ T12] kthread (kernel/kthread.c:436) [ 71.914866][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.915020][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.915146][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.915265][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.915418][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.915540][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.915665][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.918134][ T12] ------------[ cut here ]------------ | [ 71.918315][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 71.918648][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.919087][ T12] Tainted: [W]=WARN [ 71.919177][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.919328][ T12] Workqueue: netns cleanup_net [ 71.919540][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.919711][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.920239][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.920459][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57bc40 RCX: 1ff4000000018eed [ 71.920645][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bcfc [ 71.920830][ T12] RBP: ff11000010754000 R08: 1fe22000018af7a1 R09: ff11000001aed1d0 [ 71.921012][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 71.921190][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.921466][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 71.921686][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.921842][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 71.922022][ T12] PKRU: 55555554 [ 71.922110][ T12] Call Trace: [ 71.922201][ T12] [ 71.922264][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.922526][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.922685][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.922809][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.922936][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.923060][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.923181][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.923300][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.923519][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.923644][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.923774][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.923894][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.924010][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.924135][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.924254][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.924475][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.924606][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.924736][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.924864][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.924988][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.925108][ T12] kthread (kernel/kthread.c:436) [ 71.925201][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.925444][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.925567][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.925696][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.925850][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.925974][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.926092][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.929318][ T12] ------------[ cut here ]------------ | [ 71.929536][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.929916][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.930610][ T12] Tainted: [W]=WARN [ 71.930760][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.930994][ T12] Workqueue: netns cleanup_net [ 71.931195][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.931472][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.932153][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.932406][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187e00 RCX: 1ff4000000018eed [ 71.932694][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187ebc [ 71.932988][ T12] RBP: ff1100000fa91000 R08: 1fe2200001430fd9 R09: ff11000001aed1d0 [ 71.933269][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.933562][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.933850][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.934183][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.934432][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 71.934722][ T12] PKRU: 55555554 [ 71.934863][ T12] Call Trace: [ 71.935006][ T12] [ 71.935107][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.935361][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.935597][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.935789][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.935979][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.936168][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.936369][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.936565][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.936757][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.936944][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.937141][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.937334][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.937536][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.937735][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.937925][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.938118][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.938315][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.938514][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.938719][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.938921][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.939108][ T12] kthread (kernel/kthread.c:436) [ 71.939251][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.939499][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.939696][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.939887][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.940124][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.940315][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.940521][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.944259][ T12] ------------[ cut here ]------------ | [ 71.944465][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.944846][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.945527][ T12] Tainted: [W]=WARN [ 71.945670][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.945913][ T12] Workqueue: netns cleanup_net [ 71.946115][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.946373][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.947057][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.947296][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31dc40 RCX: 1ff4000000018eed [ 71.947592][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31dcfc [ 71.947880][ T12] RBP: ff11000012744000 R08: 1fe2200001663ba1 R09: ff11000001aed1d0 [ 71.948163][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.948452][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.948739][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.949067][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.949302][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 71.949592][ T12] PKRU: 55555554 [ 71.949738][ T12] Call Trace: [ 71.949875][ T12] [ 71.949976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.950225][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.950466][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.950653][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.950851][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.951037][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.951222][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.951416][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.951608][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.951802][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.951999][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.952188][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.952382][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.952571][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.952787][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.952983][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.953179][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.953371][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.953568][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.953769][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.953956][ T12] kthread (kernel/kthread.c:436) [ 71.954095][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.954323][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.954522][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.954715][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.954951][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.955140][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.955330][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.959067][ T12] ------------[ cut here ]------------ | [ 71.959261][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.959639][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.960317][ T12] Tainted: [W]=WARN [ 71.960469][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.960712][ T12] Workqueue: netns cleanup_net [ 71.960907][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.961155][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.961853][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.962094][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c3c0 RCX: 1ff4000000018eed [ 71.962383][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c47c [ 71.962665][ T12] RBP: ff1100000c2a4000 R08: 1fe2200001663891 R09: ff11000001aed1d0 [ 71.962955][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.963237][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.963533][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.963872][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.964111][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 71.964408][ T12] PKRU: 55555554 [ 71.964551][ T12] Call Trace: [ 71.964703][ T12] [ 71.964805][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.965049][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.965283][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.965483][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.965684][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.965872][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.966061][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.966254][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.966457][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.966646][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.966848][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.967037][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.967227][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.967427][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.967615][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.967812][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.968011][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.968198][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.968406][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.968607][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.968803][ T12] kthread (kernel/kthread.c:436) [ 71.968943][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.969181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.969381][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.969571][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.969814][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.970013][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.970208][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.973777][ T12] ------------[ cut here ]------------ | [ 71.973973][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.974356][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.975044][ T12] Tainted: [W]=WARN [ 71.975188][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.975436][ T12] Workqueue: netns cleanup_net [ 71.975637][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.975888][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.976580][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.976831][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31cc80 RCX: 1ff4000000018eed [ 71.977118][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cd3c [ 71.977410][ T12] RBP: ff1100000a384000 R08: 1fe22000016639a9 R09: ff11000001aed1d0 [ 71.977697][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.977982][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.978267][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.978607][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.978851][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 71.979139][ T12] PKRU: 55555554 [ 71.979283][ T12] Call Trace: [ 71.979434][ T12] [ 71.979537][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.979790][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.980027][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.980218][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.980417][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.980608][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.980808][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.981002][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.981197][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.981396][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.981595][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.981793][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.981984][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.982183][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.982382][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.982578][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.982785][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.982976][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.983178][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.983387][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.983580][ T12] kthread (kernel/kthread.c:436) [ 71.983731][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.983968][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.984161][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.984363][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.984604][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.984802][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.984994][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 71.987748][ T12] ------------[ cut here ]------------ | [ 71.987874][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 71.988111][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 71.989480][ T12] Tainted: [W]=WARN [ 71.989576][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.989822][ T12] Workqueue: netns cleanup_net [ 71.990022][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 71.990276][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 71.990788][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 71.990941][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31ce40 RCX: 1ff4000000018eed [ 71.991124][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cefc [ 71.991304][ T12] RBP: ff11000010061000 R08: 1fe22000016639e1 R09: ff11000001aed1d0 [ 71.991536][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 71.991725][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 71.991912][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 71.992121][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.992272][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 71.992506][ T12] PKRU: 55555554 [ 71.992601][ T12] Call Trace: [ 71.992702][ T12] [ 71.992766][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 71.992927][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 71.993077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 71.993198][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 71.993320][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 71.993490][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 71.993617][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.993746][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 71.993870][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 71.993990][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 71.994114][ T12] cleanup_net (net/core/net_namespace.c:702) [ 71.994235][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.994403][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 71.994528][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 71.994651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 71.994778][ T12] process_one_work (kernel/workqueue.c:3314) [ 71.994905][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 71.995027][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 71.995153][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 71.995279][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 71.995451][ T12] kthread (kernel/kthread.c:436) [ 71.995543][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.995706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.995830][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.995952][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 71.996102][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.996223][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 71.996344][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 72.001121][ T12] ------------[ cut here ]------------ | [ 72.001333][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 72.001751][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.002493][ T12] Tainted: [W]=WARN [ 72.002646][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.002904][ T12] Workqueue: netns cleanup_net [ 72.003114][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.003389][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.004115][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 72.004372][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff4000000018e99 [ 72.004672][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 72.004986][ T12] RBP: ff1100000fb44000 R08: 1fe220000051fd01 R09: ff11000001aed1d0 [ 72.005284][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.005591][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 72.005890][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.006240][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.006501][ T12] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 72.006802][ T12] PKRU: 55555554 [ 72.006951][ T12] Call Trace: [ 72.007101][ T12] [ 72.007206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 72.007476][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 72.007734][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 72.007935][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.008135][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 72.008395][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 72.008599][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 72.008810][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 72.009013][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 72.009226][ T12] notifier_call_chain (kernel/notifier.c:85) [ 72.009447][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 72.009716][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 72.009967][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 72.010171][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 72.010386][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 72.010590][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 72.010788][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 72.010987][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 72.011191][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 72.011398][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.011602][ T12] cleanup_net (net/core/net_namespace.c:702) [ 72.011808][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 72.012001][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 72.012202][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 72.012412][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.012616][ T12] process_one_work (kernel/workqueue.c:3314) [ 72.012829][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 72.013028][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.013239][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 72.013462][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 72.013662][ T12] kthread (kernel/kthread.c:436) [ 72.013819][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.014070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 72.014271][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 72.014486][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 72.014746][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 72.014946][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 72.015147][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 72.028022][ T12] ------------[ cut here ]------------ | [ 72.028193][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 72.028445][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.028914][ T12] Tainted: [W]=WARN [ 72.029007][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.029160][ T12] Workqueue: netns cleanup_net [ 72.029289][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.030147][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.030649][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 72.030813][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffc40 RCX: 1ff4000000018eed [ 72.030998][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffcfc [ 72.031181][ T12] RBP: ff1100000fb72000 R08: 1fe220000051ffa1 R09: ff11000001aed1d0 [ 72.031416][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.031654][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 72.031845][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.032081][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.032236][ T12] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 72.032471][ T12] PKRU: 55555554 [ 72.032563][ T12] Call Trace: [ 72.032655][ T12] [ 72.032726][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 72.032883][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 72.033047][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 72.033170][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 72.033296][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 72.033437][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 72.033562][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 72.033756][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 72.033955][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 72.034148][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.034358][ T12] cleanup_net (net/core/net_namespace.c:702) [ 72.034497][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 72.034631][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 72.034768][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 72.034891][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.035015][ T12] process_one_work (kernel/workqueue.c:3314) [ 72.035141][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 72.035263][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.035397][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 72.035528][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 72.035863][ T12] kthread (kernel/kthread.c:436) [ 72.035957][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.036109][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 72.036232][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 72.036360][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 72.036519][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 72.036647][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 72.036801][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 72.045532][ T1541] ------------[ cut here ]------------ | [ 72.045745][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1541 | [ 72.046066][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.046695][ T1541] Tainted: [W]=WARN [ 72.046849][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.047069][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.047316][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.047937][ T1541] RSP: 0018:ffa0000000bcfa80 EFLAGS: 00010286 [ 72.048171][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000bf6c580 RCX: 1ff4000000179f16 [ 72.048436][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c63c [ 72.048737][ T1541] RBP: ff1100000f949000 R08: 1fe22000017ed8c9 R09: ff11000005a7ae80 [ 72.048997][ T1541] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.049258][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f949000 [ 72.049535][ T1541] FS: 00007f8349531840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.049847][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.050068][ T1541] CR2: 00007f8349738430 CR3: 0000000009a04005 CR4: 0000000000771ef0 [ 72.050322][ T1541] PKRU: 55555554 [ 72.050512][ T1541] Call Trace: [ 72.050688][ T1541] [ 72.050813][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.051004][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.051190][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.051360][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.051549][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.051786][ T1541] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.051999][ T1541] register_netdev (net/core/dev.c:11552) [ 72.052192][ T1541] loopback_net_init (drivers/net/loopback.c:218) [ 72.052398][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.052555][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.052737][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.052925][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.053111][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.053332][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.053537][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.053746][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.053934][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.054134][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.054586][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.054789][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.054992][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.055182][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.055393][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.055583][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.055787][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.055974][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.056164][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.056398][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.056627][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.057184][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.057453][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.057729][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.057983][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.058269][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.058536][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.061006][ T12] ------------[ cut here ]------------ | [ 72.061135][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 72.061389][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.061844][ T12] Tainted: [W]=WARN [ 72.061937][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.062094][ T12] Workqueue: netns cleanup_net [ 72.062223][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.062783][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.063252][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 72.063421][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fec80 RCX: 1ff4000000018ed5 [ 72.063612][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fed3c [ 72.063799][ T12] RBP: ff11000009c0c000 R08: 1fe220000051fda9 R09: ff11000001aed1d0 [ 72.063980][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.064160][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 72.064354][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.064574][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.064744][ T12] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 72.064929][ T12] PKRU: 55555554 [ 72.065019][ T12] Call Trace: [ 72.065109][ T12] [ 72.065172][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 72.065358][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 72.065522][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 72.065659][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 72.065789][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.065912][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 72.066033][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 72.066157][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 72.066280][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 72.066409][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.066537][ T12] cleanup_net (net/core/net_namespace.c:702) [ 72.066684][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 72.066812][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 72.066935][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 72.067057][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.067180][ T12] process_one_work (kernel/workqueue.c:3314) [ 72.067343][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 72.067610][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.067747][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 72.067875][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 72.067999][ T12] kthread (kernel/kthread.c:436) [ 72.068091][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.068243][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 72.068372][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 72.068499][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 72.068654][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 72.068779][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 72.068901][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 72.079522][ T1541] ------------[ cut here ]------------ | [ 72.079773][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1541 | [ 72.080126][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.080709][ T1541] Tainted: [W]=WARN [ 72.080907][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.081129][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.081368][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.082083][ T1541] RSP: 0018:ffa0000000bcf918 EFLAGS: 00010286 [ 72.082438][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000bd82e40 RCX: 1ff4000000179ee9 [ 72.082817][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82efc [ 72.083183][ T1541] RBP: ff11000009bb9000 R08: 1fe22000017b05e1 R09: ff11000005a7ae80 [ 72.083581][ T1541] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.083969][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bb9000 [ 72.084338][ T1541] FS: 00007f8349531840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.084787][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.085138][ T1541] CR2: 00007f8349738430 CR3: 0000000009a04005 CR4: 0000000000771ef0 [ 72.085534][ T1541] PKRU: 55555554 [ 72.085759][ T1541] Call Trace: [ 72.085975][ T1541] [ 72.086151][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.086432][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.086705][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.086926][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.087192][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.087519][ T1541] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.087797][ T1541] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 72.088062][ T1541] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 72.088325][ T1541] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 72.088608][ T1541] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 72.088912][ T1541] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 72.089173][ T1541] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 72.089449][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.089663][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.089908][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.090176][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.090458][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.090732][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.091003][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.091271][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.091554][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.091858][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.092136][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.092419][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.092698][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.092972][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.093266][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.093562][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.093836][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.094099][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.094413][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.094736][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.095015][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.095858][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.096489][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.096875][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.097254][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.097635][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.098020][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.102994][ T1541] ------------[ cut here ]------------ | [ 72.103195][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1541 | [ 72.103537][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.104147][ T1541] Tainted: [W]=WARN [ 72.104299][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.104534][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.104792][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.105519][ T1541] RSP: 0018:ffa0000000bcf8f8 EFLAGS: 00010286 [ 72.105761][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000a9ab540 RCX: 1ff4000000179ee5 [ 72.106013][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab5fc [ 72.106308][ T1541] RBP: ff1100000fa71000 R08: 1fe22000015356c1 R09: ff11000005a7ae80 [ 72.106571][ T1541] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.106856][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa71000 [ 72.107133][ T1541] FS: 00007f8349531840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.107435][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.107670][ T1541] CR2: 00007f8349738430 CR3: 0000000009a04005 CR4: 0000000000771ef0 [ 72.107943][ T1541] PKRU: 55555554 [ 72.108114][ T1541] Call Trace: [ 72.108273][ T1541] [ 72.108405][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.108596][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.108795][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.108957][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.109176][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.109410][ T1541] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.109608][ T1541] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 72.109813][ T1541] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 72.110025][ T1541] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 72.110214][ T1541] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 72.110422][ T1541] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 72.110614][ T1541] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 72.110810][ T1541] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 72.110999][ T1541] vti_init_net (net/ipv4/ip_vti.c:517) [ 72.111185][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.111340][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.111513][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.111832][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.112049][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.112237][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.112438][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.112639][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.112835][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.113021][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.113208][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.113411][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.113604][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.113803][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.113990][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.114177][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.114378][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.114563][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.114761][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.114981][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.115172][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.115739][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.116024][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.116280][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.116545][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.116811][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.117075][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.122187][ T1541] ------------[ cut here ]------------ | [ 72.122384][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1541 | [ 72.122720][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.123299][ T1541] Tainted: [W]=WARN [ 72.123472][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.123714][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.123946][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.124510][ T1541] RSP: 0018:ffa0000000bcfa78 EFLAGS: 00010286 [ 72.124749][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000fb2f1c0 RCX: 1ff4000000179f15 [ 72.125011][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f27c [ 72.125261][ T1541] RBP: ff1100000f851000 R08: 1fe2200001f65e51 R09: ff11000005a7ae80 [ 72.125525][ T1541] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.125802][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f851000 [ 72.126060][ T1541] FS: 00007f8349531840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.126358][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.126579][ T1541] CR2: 00007f8349738430 CR3: 0000000009a04005 CR4: 0000000000771ef0 [ 72.127782][ T1541] PKRU: 55555554 [ 72.127938][ T1541] Call Trace: [ 72.128094][ T1541] [ 72.128241][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.128474][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.128712][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.128872][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.129066][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.129318][ T1541] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.129527][ T1541] register_netdev (net/core/dev.c:11552) [ 72.129747][ T1541] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 72.129934][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.130111][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.130266][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.130462][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.130659][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.130855][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.131046][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.131255][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.131461][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.131658][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.131863][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.132047][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.132248][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.132451][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.132648][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.132858][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.133070][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.133257][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.133463][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.133695][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.133885][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.134433][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.134746][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.134996][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.135266][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.135532][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.135825][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.142150][ T1541] ------------[ cut here ]------------ | [ 72.142379][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1541 | [ 72.142713][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.143312][ T1541] Tainted: [W]=WARN [ 72.143473][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.143708][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.143932][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.144537][ T1541] RSP: 0018:ffa0000000bcfa68 EFLAGS: 00010286 [ 72.144791][ T1541] RAX: 00000000ffffffa6 RBX: ff11000010780e40 RCX: 1ff4000000179f13 [ 72.145040][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780efc [ 72.145288][ T1541] RBP: ff110000100fc000 R08: 1fe22000020f01e1 R09: ff11000005a7ae80 [ 72.145560][ T1541] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.145872][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100fc000 [ 72.146123][ T1541] FS: 00007f8349531840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.146418][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.146650][ T1541] CR2: 00007f8349738430 CR3: 0000000009a04005 CR4: 0000000000771ef0 [ 72.146909][ T1541] PKRU: 55555554 [ 72.147085][ T1541] Call Trace: [ 72.147234][ T1541] [ 72.147378][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.147588][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.147792][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.147949][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.148133][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.148367][ T1541] register_netdev (net/core/dev.c:11552) [ 72.148552][ T1541] sit_init_net (net/ipv6/sit.c:1860) [ 72.148757][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.148938][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.149093][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.149273][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.149474][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.149672][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.149870][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.150056][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.150239][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.150434][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.150663][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.150859][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.151044][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.151230][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.151427][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.151614][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.151806][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.152017][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.152224][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.152459][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.152663][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.153263][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.153532][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.153815][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.154064][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.154309][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.154574][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.164461][ T1541] ------------[ cut here ]------------ | [ 72.164671][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1541 | [ 72.164998][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.165684][ T1541] Tainted: [W]=WARN [ 72.165902][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.166177][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.166480][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.167145][ T1541] RSP: 0018:ffa0000000bcfa78 EFLAGS: 00010286 [ 72.167437][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000c985e00 RCX: 1ff4000000179f15 [ 72.167787][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985ebc [ 72.168117][ T1541] RBP: ff1100000ef49000 R08: 1fe2200001930bd9 R09: ff11000005a7ae80 [ 72.168644][ T1541] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.168959][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef49000 [ 72.169285][ T1541] FS: 00007f8349531840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.169661][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.170000][ T1541] CR2: 00007f8349738430 CR3: 0000000009a04005 CR4: 0000000000771ef0 [ 72.170368][ T1541] PKRU: 55555554 [ 72.170590][ T1541] Call Trace: [ 72.170956][ T1541] [ 72.171136][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.171416][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.171665][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.171892][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.172136][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.172421][ T1541] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.172670][ T1541] register_netdev (net/core/dev.c:11552) [ 72.172960][ T1541] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 72.173215][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.173438][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.173667][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.173916][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.174157][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.174415][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.174695][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.174946][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.175403][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.175660][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.175942][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.176182][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.176407][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.176615][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.176815][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.176998][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.177186][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.177385][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.177573][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.177809][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.178000][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.178830][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.179082][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.179341][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.179638][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.179897][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.180162][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.186321][ T1541] ------------[ cut here ]------------ | [ 72.186594][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1541 | [ 72.186921][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.187405][ T1541] Tainted: [W]=WARN [ 72.187507][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.187685][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.187861][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.188353][ T1541] RSP: 0018:ffa0000000bcf918 EFLAGS: 00010286 [ 72.188522][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000bcae900 RCX: 1ff4000000179ee9 [ 72.188808][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae9bc [ 72.189005][ T1541] RBP: ff1100000e04c000 R08: 1fe2200001795d39 R09: ff11000005a7ae80 [ 72.189223][ T1541] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.189426][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 72.189655][ T1541] FS: 00007f8349531840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.189895][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.190081][ T1541] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 72.190293][ T1541] PKRU: 55555554 [ 72.190396][ T1541] Call Trace: [ 72.190507][ T1541] [ 72.190577][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.190721][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.190861][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.190986][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.191122][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.191291][ T1541] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.191435][ T1541] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 72.191599][ T1541] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 72.191740][ T1541] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 72.191874][ T1541] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 72.192009][ T1541] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 72.192144][ T1541] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 72.192280][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.192388][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.192490][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.192896][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.193050][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.193193][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.193330][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.193482][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.193640][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.193814][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.193946][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.194078][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.194212][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.194375][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.194511][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.194662][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.194809][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.194940][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.195072][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.195239][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.195390][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.195969][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.196271][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.196579][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.196897][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.197223][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.197561][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.205176][ T1541] ------------[ cut here ]------------ | [ 72.206339][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1541 | [ 72.206868][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.207706][ T1541] Tainted: [W]=WARN [ 72.207866][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.208122][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.208505][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.209322][ T1541] RSP: 0018:ffa0000000bcf918 EFLAGS: 00010286 [ 72.209717][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000eed8e40 RCX: 1ff4000000179ee9 [ 72.210048][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8efc [ 72.210461][ T1541] RBP: ff1100000b2dc000 R08: 1fe2200001ddb1e1 R09: ff11000005a7ae80 [ 72.210799][ T1541] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.211147][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b2dc000 [ 72.211574][ T1541] FS: 00007f8349531840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.211875][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.212138][ T1541] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 72.212563][ T1541] PKRU: 55555554 [ 72.212728][ T1541] Call Trace: [ 72.212891][ T1541] [ 72.212984][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.213138][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.213302][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.213473][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.213658][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.213935][ T1541] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.214152][ T1541] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 72.214500][ T1541] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 72.214745][ T1541] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 72.214966][ T1541] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 72.215181][ T1541] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 72.215454][ T1541] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 72.215599][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.215713][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.215814][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.215988][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.216127][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.216263][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.216493][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.216674][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.216845][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.217014][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.217150][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.217296][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.217497][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.217666][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.217886][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.218090][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.219582][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.219723][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.219903][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.220079][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.220223][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.220820][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.221025][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.221288][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.221550][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.221864][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.222131][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.242195][ T1541] ------------[ cut here ]------------ | [ 72.242472][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1541 | [ 72.242957][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.243686][ T1541] Tainted: [W]=WARN [ 72.243841][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.244113][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.244401][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.245217][ T1541] RSP: 0018:ffa0000000bcf918 EFLAGS: 00010286 [ 72.245510][ T1541] RAX: 00000000ffffffa6 RBX: ff1100000fb28200 RCX: 1ff4000000179ee9 [ 72.245833][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb282bc [ 72.246150][ T1541] RBP: ff11000008ab9000 R08: 1fe2200001f65059 R09: ff11000005a7ae80 [ 72.246478][ T1541] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.246790][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ab9000 [ 72.247117][ T1541] FS: 00007f8349531840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.247546][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.247839][ T1541] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 72.248161][ T1541] PKRU: 55555554 [ 72.248318][ T1541] Call Trace: [ 72.248487][ T1541] [ 72.248595][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.248813][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.249028][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.249190][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.249447][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.249718][ T1541] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.249939][ T1541] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 72.250147][ T1541] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 72.250399][ T1541] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 72.250619][ T1541] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 72.250835][ T1541] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 72.251078][ T1541] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 72.251286][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.251462][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.251643][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.251865][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.252080][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.252309][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.252533][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.252776][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.253011][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.253222][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.253460][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.253668][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.253886][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.254100][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.254324][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.254549][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.254758][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.254920][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.255074][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.255240][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.255388][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.255897][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.256094][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.256292][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.256492][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.256726][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.256989][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.264611][ T1541] ------------[ cut here ]------------ | [ 72.264860][ T1541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1541 | [ 72.265306][ T1541] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.266095][ T1541] Tainted: [W]=WARN [ 72.266261][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.266560][ T1541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.266878][ T1541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.267697][ T1541] RSP: 0018:ffa0000000bcfa70 EFLAGS: 00010286 [ 72.267984][ T1541] RAX: 00000000ffffffa6 RBX: ff11000006250740 RCX: 1ff4000000179f14 [ 72.268293][ T1541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000062507fc [ 72.269240][ T1541] RBP: ff11000007864000 R08: 1fe2200000c4a101 R09: ff11000005a7ae80 [ 72.269563][ T1541] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.269909][ T1541] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007864000 [ 72.270226][ T1541] FS: 00007f8349531840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.270739][ T1541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.271018][ T1541] CR2: 00007f83499ca668 CR3: 0000000009a04003 CR4: 0000000000771ef0 [ 72.271461][ T1541] PKRU: 55555554 [ 72.271632][ T1541] Call Trace: [ 72.271798][ T1541] [ 72.271911][ T1541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.272625][ T1541] ? notifier_call_chain (kernel/notifier.c:85) [ 72.272859][ T1541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.273026][ T1541] register_netdevice (net/core/dev.c:11488) [ 72.273249][ T1541] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 72.273627][ T1541] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.273948][ T1541] register_netdev (net/core/dev.c:11552) [ 72.274188][ T1541] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 72.274499][ T1541] ops_init (net/core/net_namespace.c:137) [ 72.274672][ T1541] setup_net (net/core/net_namespace.c:446) [ 72.274841][ T1541] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 72.275067][ T1541] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 72.275305][ T1541] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 72.275622][ T1541] copy_net_ns (net/core/net_namespace.c:579) [ 72.275871][ T1541] create_new_namespaces (kernel/nsproxy.c:132) [ 72.276110][ T1541] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 72.276330][ T1541] ksys_unshare (kernel/fork.c:3243) [ 72.276656][ T1541] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.276882][ T1541] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 72.277099][ T1541] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 72.277332][ T1541] ? __ia32_sys_open (fs/open.c:1374) [ 72.277658][ T1541] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 72.277894][ T1541] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 72.278124][ T1541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.278335][ T1541] ? irq_exit_rcu (kernel/softirq.c:754) [ 72.278674][ T1541] ? common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 18)) [ 72.278902][ T1541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.279195][ T1541] RIP: 0033:0x7f83497f3bcb [ 72.279533][ T1541] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 72.280470][ T1541] RSP: 002b:00007ffe7f4f53a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 72.280795][ T1541] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f83497f3bcb [ 72.281116][ T1541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 72.281527][ T1541] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 72.281883][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7f4f75d0 [ 72.282219][ T1541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7f4f9877 | [ 72.318689][ T1542] ------------[ cut here ]------------ | [ 72.318915][ T1542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1542 | [ 72.319268][ T1542] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.320032][ T1542] Tainted: [W]=WARN [ 72.320199][ T1542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.320452][ T1542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.320730][ T1542] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.321291][ T1542] RSP: 0018:ffa0000000c3ee30 EFLAGS: 00010286 [ 72.321945][ T1542] RAX: 00000000ffffffa6 RBX: ff1100000e9eda80 RCX: 1ff4000000187d8c [ 72.322202][ T1542] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edb3c [ 72.322487][ T1542] RBP: ff110000104bc000 R08: 1fe2200001d3db69 R09: ff1100000ffcae80 [ 72.322763][ T1542] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.323024][ T1542] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edad208 [ 72.323284][ T1542] FS: 00007f385e8ab840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.323592][ T1542] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.323829][ T1542] CR2: 000000000042ebe0 CR3: 0000000004c74001 CR4: 0000000000771ef0 [ 72.324086][ T1542] PKRU: 55555554 [ 72.324238][ T1542] Call Trace: [ 72.324402][ T1542] [ 72.324527][ T1542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.324835][ T1542] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.325029][ T1542] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.325189][ T1542] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 72.325398][ T1542] __dev_notify_flags (net/core/dev.c:9787) [ 72.325595][ T1542] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 72.325799][ T1542] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 72.325992][ T1542] ? netif_change_name (net/core/dev.c:1495) [ 72.326178][ T1542] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.326383][ T1542] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.326572][ T1542] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.327080][ T1542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.327291][ T1542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.327500][ T1542] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 72.327726][ T1542] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 72.327922][ T1542] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 72.328114][ T1542] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 72.328309][ T1542] veth_newlink (drivers/net/veth.c:1871) [ 72.328513][ T1542] ? veth_poll_controller (drivers/net/veth.c:1470) [ 72.328740][ T1542] ? kasan_save_stack (mm/kasan/common.c:57) [ 72.328946][ T1542] ? kasan_save_track (mm/kasan/common.c:78) [ 72.329140][ T1542] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 72.329361][ T1542] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 72.329549][ T1542] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 72.329863][ T1542] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 72.330054][ T1542] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.330247][ T1542] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 72.330452][ T1542] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 72.330657][ T1542] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 72.330856][ T1542] ? __dev_get_by_name (net/core/dev.c:883) [ 72.331076][ T1542] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 72.331273][ T1542] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 72.331480][ T1542] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.331691][ T1542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.331904][ T1542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.332102][ T1542] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.332318][ T1542] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.333320][ T1542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.333551][ T1542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.333761][ T1542] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.333960][ T1542] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.334151][ T1542] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.334340][ T1542] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.334547][ T1542] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.334758][ T1542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.334947][ T1542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.335161][ T1542] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.335363][ T1542] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.335552][ T1542] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.335764][ T1542] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.335952][ T1542] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.336148][ T1542] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.336340][ T1542] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.336545][ T1542] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.336753][ T1542] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.336945][ T1542] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.337135][ T1542] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.337326][ T1542] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.337574][ T1542] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.337783][ T1542] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.338019][ T1542] ? move_addr_to_kernel (net/socket.c:258) [ 72.338213][ T1542] ___sys_sendmsg (net/socket.c:2752) [ 72.338430][ T1542] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.338632][ T1542] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.338873][ T1542] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 72.339079][ T1542] __sys_sendmsg (net/socket.c:2784) [ 72.339274][ T1542] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.339832][ T1542] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 72.340041][ T1542] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.340240][ T1542] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.340468][ T1542] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.340674][ T1542] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.340876][ T1542] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.341101][ T1542] RIP: 0033:0x7f385eae508e [ 72.341298][ T1542] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.341948][ T1542] RSP: 002b:00007ffcf58681c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.342214][ T1542] RAX: ffffffffffffffda RBX: 00007ffcf5868970 RCX: 00007f385eae508e [ 72.342482][ T1542] RDX: 0000000000000000 RSI: 00007ffcf5868270 RDI: 0000000000000005 [ 72.342789][ T1542] RBP: 00007ffcf58681d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.343045][ T1542] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffa [ 72.343302][ T1542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf5868930 | [ 72.358431][ T1542] ------------[ cut here ]------------ | [ 72.358658][ T1542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1542 | [ 72.359013][ T1542] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.359583][ T1542] Tainted: [W]=WARN [ 72.359766][ T1542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.359987][ T1542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.360216][ T1542] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.360781][ T1542] RSP: 0018:ffa0000000c3f1b0 EFLAGS: 00010286 [ 72.361006][ T1542] RAX: 00000000ffffffa6 RBX: ff1100000c69a3c0 RCX: 1ff4000000187dfc [ 72.361263][ T1542] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a47c [ 72.361715][ T1542] RBP: ff110000104b9000 R08: 1fe22000018d3491 R09: ff1100000ffcae80 [ 72.361972][ T1542] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 72.362255][ T1542] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 72.362534][ T1542] FS: 00007f385e8ab840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.362850][ T1542] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.363073][ T1542] CR2: 000000000042ebe0 CR3: 0000000004c74001 CR4: 0000000000771ef0 [ 72.363334][ T1542] PKRU: 55555554 [ 72.363503][ T1542] Call Trace: [ 72.363670][ T1542] [ 72.363802][ T1542] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.363992][ T1542] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.364150][ T1542] __dev_notify_flags (net/core/dev.c:9787) [ 72.364339][ T1542] ? netif_change_name (net/core/dev.c:1495) [ 72.364543][ T1542] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 72.364750][ T1542] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 72.364943][ T1542] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 72.365133][ T1542] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 72.365325][ T1542] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 72.365530][ T1542] ? __dev_get_by_name (net/core/dev.c:883) [ 72.365743][ T1542] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 72.365939][ T1542] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 72.366132][ T1542] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.366323][ T1542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.366524][ T1542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.366729][ T1542] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.366921][ T1542] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.367110][ T1542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.367305][ T1542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.367508][ T1542] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.367715][ T1542] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.367905][ T1542] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.368093][ T1542] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.368282][ T1542] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.368490][ T1542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.368695][ T1542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.368887][ T1542] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.369076][ T1542] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.369268][ T1542] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.369473][ T1542] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.369675][ T1542] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.369880][ T1542] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.370072][ T1542] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.370261][ T1542] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.370468][ T1542] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.370673][ T1542] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.370875][ T1542] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.371069][ T1542] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.371261][ T1542] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.371464][ T1542] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.371708][ T1542] ? move_addr_to_kernel (net/socket.c:258) [ 72.371905][ T1542] ___sys_sendmsg (net/socket.c:2752) [ 72.372094][ T1542] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.372288][ T1542] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.372530][ T1542] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 72.372743][ T1542] __sys_sendmsg (net/socket.c:2784) [ 72.372937][ T1542] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.373131][ T1542] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 72.373319][ T1542] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.373526][ T1542] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.373728][ T1542] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.373916][ T1542] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.374110][ T1542] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.374332][ T1542] RIP: 0033:0x7f385eae508e [ 72.374542][ T1542] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.375097][ T1542] RSP: 002b:00007ffcf58681c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.375367][ T1542] RAX: ffffffffffffffda RBX: 00007ffcf5868970 RCX: 00007f385eae508e [ 72.375629][ T1542] RDX: 0000000000000000 RSI: 00007ffcf5868270 RDI: 0000000000000005 [ 72.375896][ T1542] RBP: 00007ffcf58681d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.376154][ T1542] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffa [ 72.376427][ T1542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf5868930 | [ 72.402744][ T1543] ------------[ cut here ]------------ | [ 72.402909][ T1543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1543 | [ 72.403183][ T1543] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.403642][ T1543] Tainted: [W]=WARN [ 72.403755][ T1543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.403923][ T1543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.404096][ T1543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.404585][ T1543] RSP: 0018:ffa0000000c4f020 EFLAGS: 00010286 [ 72.404762][ T1543] RAX: 00000000ffffffa6 RBX: ff1100000bde0200 RCX: 1ff4000000189dca [ 72.404963][ T1543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde02bc [ 72.405190][ T1543] RBP: ff110000104b9000 R08: 1fe22000017bc059 R09: ff1100000ffcd158 [ 72.405405][ T1543] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 72.405611][ T1543] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 72.405821][ T1543] FS: 00007f2c3c8a4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.406054][ T1543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.406224][ T1543] CR2: 00000000369f9988 CR3: 000000000e85f006 CR4: 0000000000771ef0 [ 72.406427][ T1543] PKRU: 55555554 [ 72.406527][ T1543] Call Trace: [ 72.406632][ T1543] [ 72.406708][ T1543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.406844][ T1543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.406948][ T1543] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 72.407080][ T1543] __dev_notify_flags (net/core/dev.c:9787) [ 72.407217][ T1543] ? netif_change_name (net/core/dev.c:1495) [ 72.407356][ T1543] ? __dev_change_flags (net/core/dev.c:9752) [ 72.407491][ T1543] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 72.407627][ T1543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.407767][ T1543] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 72.407905][ T1543] netif_change_flags (net/core/dev.c:9820) [ 72.408039][ T1543] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 72.408172][ T1543] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 72.408306][ T1543] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 72.408445][ T1543] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 72.408618][ T1543] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 72.408759][ T1543] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.408891][ T1543] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 72.409023][ T1543] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.409158][ T1543] ? __kernel_text_address (kernel/extable.c:79) [ 72.409292][ T1543] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.409432][ T1543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.409566][ T1543] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.409714][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.409848][ T1543] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 72.409990][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.410123][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.410255][ T1543] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 72.410399][ T1543] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 72.410533][ T1543] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 72.410671][ T1543] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.410814][ T1543] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 72.410956][ T1543] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 72.411092][ T1543] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.411230][ T1543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.411369][ T1543] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.411507][ T1543] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.411650][ T1543] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.411788][ T1543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.411928][ T1543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.412060][ T1543] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.412192][ T1543] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.412326][ T1543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.412474][ T1543] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.412613][ T1543] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.412758][ T1543] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.412899][ T1543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.413032][ T1543] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.413166][ T1543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.413302][ T1543] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.413443][ T1543] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.413576][ T1543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.413721][ T1543] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.413858][ T1543] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.413994][ T1543] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.414131][ T1543] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.414264][ T1543] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.414403][ T1543] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.414542][ T1543] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.414687][ T1543] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.414820][ T1543] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.414955][ T1543] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.415091][ T1543] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.415227][ T1543] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.415394][ T1543] ? move_addr_to_kernel (net/socket.c:258) [ 72.415528][ T1543] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.415664][ T1543] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.415805][ T1543] ___sys_sendmsg (net/socket.c:2752) [ 72.415938][ T1543] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 72.416104][ T1543] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.416260][ T1543] __sys_sendmsg (net/socket.c:2784) [ 72.416397][ T1543] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.416533][ T1543] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 72.416714][ T1543] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 72.416848][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.416990][ T1543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.417126][ T1543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.417258][ T1543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.417395][ T1543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.417560][ T1543] RIP: 0033:0x7f2c3cade08e [ 72.417708][ T1543] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.418179][ T1543] RSP: 002b:00007ffe7dc11520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.418384][ T1543] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2c3cade08e [ 72.418584][ T1543] RDX: 0000000000000000 RSI: 00007ffe7dc115d0 RDI: 0000000000000005 [ 72.418905][ T1543] RBP: 00007ffe7dc11530 R08: 0000000000000000 R09: 0000000000000000 [ 72.419219][ T1543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffa [ 72.419423][ T1543] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7dc11ca0 | [ 72.461341][ T1544] ------------[ cut here ]------------ | [ 72.461930][ T1544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1544 | [ 72.462254][ T1544] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.462844][ T1544] Tainted: [W]=WARN [ 72.462996][ T1544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.463214][ T1544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.463453][ T1544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.463997][ T1544] RSP: 0018:ffa0000000c4f020 EFLAGS: 00010286 [ 72.464217][ T1544] RAX: 00000000ffffffa6 RBX: ff1100000bde1700 RCX: 1ff4000000189dca [ 72.464481][ T1544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde17bc [ 72.464750][ T1544] RBP: ff110000104bc000 R08: 1fe22000017bc2f9 R09: ff1100000abf0b58 [ 72.464999][ T1544] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 72.465247][ T1544] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 72.465511][ T1544] FS: 00007f92d0743840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.465818][ T1544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.466041][ T1544] CR2: 0000000021d94988 CR3: 0000000004c74003 CR4: 0000000000771ef0 [ 72.466294][ T1544] PKRU: 55555554 [ 72.466458][ T1544] Call Trace: [ 72.466614][ T1544] [ 72.466746][ T1544] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.466935][ T1544] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.467089][ T1544] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 72.467274][ T1544] __dev_notify_flags (net/core/dev.c:9787) [ 72.467472][ T1544] ? netif_change_name (net/core/dev.c:1495) [ 72.467669][ T1544] ? __dev_change_flags (net/core/dev.c:9752) [ 72.467864][ T1544] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 72.468049][ T1544] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.468235][ T1544] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 72.468436][ T1544] netif_change_flags (net/core/dev.c:9820) [ 72.468633][ T1544] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 72.468831][ T1544] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 72.469021][ T1544] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 72.469208][ T1544] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 72.469440][ T1544] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 72.469632][ T1544] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.469831][ T1544] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 72.470019][ T1544] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.470207][ T1544] ? __kernel_text_address (kernel/extable.c:79) [ 72.470405][ T1544] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.470598][ T1544] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.470795][ T1544] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.470984][ T1544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.471171][ T1544] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 72.471368][ T1544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.471554][ T1544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.471759][ T1544] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 72.471950][ T1544] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 72.472135][ T1544] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 72.472322][ T1544] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.472525][ T1544] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 72.472732][ T1544] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 72.472923][ T1544] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.473110][ T1544] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.473296][ T1544] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.473500][ T1544] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.473710][ T1544] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.473897][ T1544] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.474087][ T1544] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.474277][ T1544] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.474496][ T1544] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.474714][ T1544] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.474904][ T1544] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.475093][ T1544] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.475277][ T1544] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.475475][ T1544] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.475671][ T1544] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.475867][ T1544] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.476050][ T1544] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.476242][ T1544] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.476445][ T1544] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.476642][ T1544] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.476838][ T1544] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.477028][ T1544] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.477218][ T1544] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.477424][ T1544] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.477615][ T1544] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.477817][ T1544] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.478008][ T1544] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.478195][ T1544] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.478396][ T1544] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.478584][ T1544] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.478788][ T1544] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.479011][ T1544] ? move_addr_to_kernel (net/socket.c:258) [ 72.479199][ T1544] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.479401][ T1544] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.479595][ T1544] ___sys_sendmsg (net/socket.c:2752) [ 72.479794][ T1544] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 72.480013][ T1544] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.480211][ T1544] __sys_sendmsg (net/socket.c:2784) [ 72.480424][ T1544] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.480610][ T1544] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 72.480845][ T1544] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 72.481032][ T1544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.481221][ T1544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.481422][ T1544] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.481610][ T1544] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.481813][ T1544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.482037][ T1544] RIP: 0033:0x7f92d097d08e [ 72.482233][ T1544] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.482790][ T1544] RSP: 002b:00007ffcc2a67500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.483044][ T1544] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f92d097d08e [ 72.483296][ T1544] RDX: 0000000000000000 RSI: 00007ffcc2a675b0 RDI: 0000000000000005 [ 72.483587][ T1544] RBP: 00007ffcc2a67510 R08: 0000000000000000 R09: 0000000000000000 [ 72.483854][ T1544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffa [ 72.484107][ T1544] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc2a67c80 | [ 72.486906][ T221] ------------[ cut here ]------------ | [ 72.487046][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/221 | [ 72.487290][ T221] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.487812][ T221] Tainted: [W]=WARN [ 72.487906][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.488059][ T221] Workqueue: events_unbound linkwatch_event [ 72.488223][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.488392][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.488845][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 72.489003][ T221] RAX: 00000000ffffffa6 RBX: ff1100000bde0c80 RCX: 1ff40000000c6f02 [ 72.489188][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bde0d3c [ 72.489380][ T221] RBP: ff110000104b9000 R08: 1fe22000017bc1a9 R09: ff1100000a888ba8 [ 72.489568][ T221] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 72.489767][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 72.489952][ T221] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 72.490167][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.490325][ T221] CR2: 00007f83497bc2a0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 72.490530][ T221] PKRU: 55555554 [ 72.490627][ T221] Call Trace: [ 72.490725][ T221] [ 72.490792][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.490919][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 72.491044][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.491138][ T221] netif_state_change (net/core/dev.c:1605) [ 72.491264][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.491431][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 72.491561][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 72.491691][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.491821][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 72.491945][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 72.492070][ T221] process_one_work (kernel/workqueue.c:3314) [ 72.492199][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 72.492323][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.492457][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 72.492586][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 72.492717][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 72.492841][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 72.492964][ T221] kthread (kernel/kthread.c:436) [ 72.493057][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.493208][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 72.493333][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 72.493464][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 72.493621][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 72.493755][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 72.493880][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 72.565117][ T1546] ------------[ cut here ]------------ | [ 72.565284][ T1546] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1546 | [ 72.565919][ T1546] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.566375][ T1546] Tainted: [W]=WARN [ 72.566477][ T1546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.566649][ T1546] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.566828][ T1546] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.567298][ T1546] RSP: 0018:ffa0000000c6f150 EFLAGS: 00010286 [ 72.567471][ T1546] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff400000018ddf0 [ 72.567674][ T1546] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 72.567874][ T1546] RBP: ff110000104bc000 R08: 1fe2200001842e89 R09: ff1100000fa02e58 [ 72.568070][ T1546] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 72.568264][ T1546] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cec0040 [ 72.568469][ T1546] FS: 00007f09cc237840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 72.568716][ T1546] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.568880][ T1546] CR2: 00000000004ebb28 CR3: 000000000a99d006 CR4: 0000000000771ef0 [ 72.569081][ T1546] PKRU: 55555554 [ 72.569178][ T1546] Call Trace: [ 72.569276][ T1546] [ 72.569354][ T1546] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.569488][ T1546] ? notifier_call_chain (kernel/notifier.c:85) [ 72.569644][ T1546] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.569751][ T1546] netif_state_change (net/core/dev.c:1605) [ 72.569883][ T1546] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.570046][ T1546] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 72.570213][ T1546] linkwatch_sync_dev (net/core/link_watch.c:295) [ 72.570344][ T1546] rtnl_getlink (net/core/rtnetlink.c:4273) [ 72.570486][ T1546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.570625][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.570759][ T1546] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 72.570889][ T1546] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.571018][ T1546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.571146][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.571294][ T1546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.571432][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.571571][ T1546] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.571712][ T1546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.571842][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.571978][ T1546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.572111][ T1546] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 72.572243][ T1546] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.572379][ T1546] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.572512][ T1546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.572652][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.572790][ T1546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.572919][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.573050][ T1546] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.573182][ T1546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.573313][ T1546] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.573454][ T1546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.573590][ T1546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.573729][ T1546] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.573861][ T1546] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.573993][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.574125][ T1546] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.574257][ T1546] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.574395][ T1546] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.574528][ T1546] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.574673][ T1546] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.574808][ T1546] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.574969][ T1546] ? move_addr_to_kernel (net/socket.c:258) [ 72.575098][ T1546] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 72.575231][ T1546] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 72.575397][ T1546] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 72.575529][ T1546] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 72.575699][ T1546] ___sys_sendmsg (net/socket.c:2752) [ 72.575832][ T1546] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.575964][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.576103][ T1546] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 72.576233][ T1546] ? do_getsockname (net/socket.c:2192) [ 72.576371][ T1546] __sys_sendmsg (net/socket.c:2784) [ 72.576506][ T1546] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.576648][ T1546] ? __sys_getsockname (net/socket.c:2210) [ 72.576791][ T1546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.576924][ T1546] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.577055][ T1546] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.577187][ T1546] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.577325][ T1546] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.577492][ T1546] RIP: 0033:0x7f09cc47108e [ 72.577632][ T1546] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.578106][ T1546] RSP: 002b:00007ffca412e040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.578304][ T1546] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09cc47108e [ 72.578509][ T1546] RDX: 0000000000000000 RSI: 00007ffca412e0f0 RDI: 0000000000000006 [ 72.578778][ T1546] RBP: 00007ffca412e050 R08: 0000000000000000 R09: 0000000000000000 [ 72.578974][ T1546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffa [ 72.579170][ T1546] R13: 00007ffca412e1a0 R14: 000000000000000d R15: 00007ffca413087a | [ 72.692231][ T1549] ------------[ cut here ]------------ | [ 72.692439][ T1549] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1549 | [ 72.692741][ T1549] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.693221][ T1549] Tainted: [W]=WARN [ 72.693330][ T1549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.693527][ T1549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.693731][ T1549] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.694294][ T1549] RSP: 0018:ffa0000000c9efd0 EFLAGS: 00010286 [ 72.694486][ T1549] RAX: 00000000ffffffa6 RBX: ff1100000ca6a200 RCX: 1ff4000000193dc0 [ 72.694721][ T1549] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a2bc [ 72.694935][ T1549] RBP: ff11000009802000 R08: 1fe220000194d459 R09: ff11000009a7ae80 [ 72.695149][ T1549] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 72.695370][ T1549] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009802e44 [ 72.695594][ T1549] FS: 00007f965fb3b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.695881][ T1549] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.696075][ T1549] CR2: 0000000000437490 CR3: 0000000004c74005 CR4: 0000000000771ef0 [ 72.696293][ T1549] PKRU: 55555554 [ 72.696408][ T1549] Call Trace: [ 72.696518][ T1549] [ 72.696598][ T1549] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.696753][ T1549] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 72.696903][ T1549] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.697011][ T1549] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 72.697156][ T1549] __dev_notify_flags (net/core/dev.c:9787) [ 72.697332][ T1549] ? notifier_call_chain (kernel/notifier.c:85) [ 72.697485][ T1549] ? netif_change_name (net/core/dev.c:1495) [ 72.697634][ T1549] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 72.697790][ T1549] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 72.697936][ T1549] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 72.698083][ T1549] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 72.698234][ T1549] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 72.698465][ T1549] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 72.698644][ T1549] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 72.698796][ T1549] ? nla_strscpy (lib/nlattr.c:795) [ 72.698943][ T1549] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 72.699088][ T1549] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 72.699231][ T1549] ? __dev_get_by_name (net/core/dev.c:883) [ 72.699452][ T1549] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 72.699637][ T1549] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 72.699792][ T1549] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.699950][ T1549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.700093][ T1549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.700235][ T1549] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.700398][ T1549] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.700542][ T1549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.700700][ T1549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.700844][ T1549] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.700989][ T1549] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.701133][ T1549] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.701274][ T1549] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.701436][ T1549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.701586][ T1549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.701760][ T1549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.701909][ T1549] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.702054][ T1549] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.702197][ T1549] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.702344][ T1549] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.702494][ T1549] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.702644][ T1549] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.702863][ T1549] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.703010][ T1549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.703155][ T1549] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.703298][ T1549] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.703460][ T1549] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.703611][ T1549] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.703791][ T1549] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.703945][ T1549] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.704126][ T1549] ? move_addr_to_kernel (net/socket.c:258) [ 72.704278][ T1549] ___sys_sendmsg (net/socket.c:2752) [ 72.704443][ T1549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.704593][ T1549] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.704755][ T1549] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 72.704908][ T1549] __sys_sendmsg (net/socket.c:2784) [ 72.705055][ T1549] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.705205][ T1549] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.705354][ T1549] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.705499][ T1549] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.705650][ T1549] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.705807][ T1549] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.705953][ T1549] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.706131][ T1549] RIP: 0033:0x7f965fd7508e [ 72.706284][ T1549] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.707016][ T1549] RSP: 002b:00007ffc5c9608d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.707236][ T1549] RAX: ffffffffffffffda RBX: 00007ffc5c961080 RCX: 00007f965fd7508e [ 72.707469][ T1549] RDX: 0000000000000000 RSI: 00007ffc5c960980 RDI: 0000000000000005 [ 72.707695][ T1549] RBP: 00007ffc5c9608e0 R08: 0000000000000000 R09: 0000000000000000 [ 72.707913][ T1549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffa [ 72.708130][ T1549] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5c961050 | [ 72.747637][ T1550] ------------[ cut here ]------------ | [ 72.747853][ T1550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1550 | [ 72.748162][ T1550] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.748714][ T1550] Tainted: [W]=WARN [ 72.748826][ T1550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.749008][ T1550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.749197][ T1550] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.749745][ T1550] RSP: 0018:ffa0000000c8efd0 EFLAGS: 00010286 [ 72.749944][ T1550] RAX: 00000000ffffffa6 RBX: ff1100000c67f700 RCX: 1ff4000000191dc0 [ 72.750160][ T1550] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f7bc [ 72.750380][ T1550] RBP: ff11000009afa000 R08: 1fe22000018cfef9 R09: ff11000009a7d180 [ 72.750707][ T1550] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 72.751089][ T1550] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009afae44 [ 72.751323][ T1550] FS: 00007f46c2514840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 72.751596][ T1550] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.751812][ T1550] CR2: 00007f46c270d460 CR3: 0000000004d1b004 CR4: 0000000000771ef0 [ 72.752030][ T1550] PKRU: 55555554 [ 72.752137][ T1550] Call Trace: [ 72.752243][ T1550] [ 72.752318][ T1550] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.752468][ T1550] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 72.752625][ T1550] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.752742][ T1550] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 72.752888][ T1550] __dev_notify_flags (net/core/dev.c:9787) [ 72.753033][ T1550] ? notifier_call_chain (kernel/notifier.c:85) [ 72.753177][ T1550] ? netif_change_name (net/core/dev.c:1495) [ 72.753321][ T1550] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 72.753474][ T1550] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 72.753623][ T1550] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 72.753779][ T1550] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 72.753926][ T1550] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 72.754072][ T1550] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 72.754218][ T1550] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 72.754363][ T1550] ? nla_strscpy (lib/nlattr.c:795) [ 72.754510][ T1550] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 72.754730][ T1550] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 72.754881][ T1550] ? __dev_get_by_name (net/core/dev.c:883) [ 72.755026][ T1550] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 72.755264][ T1550] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 72.755575][ T1550] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.755838][ T1550] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.755990][ T1550] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.756133][ T1550] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.756281][ T1550] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.756564][ T1550] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.756732][ T1550] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.756876][ T1550] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.757018][ T1550] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.757161][ T1550] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.757803][ T1550] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.757948][ T1550] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.758092][ T1550] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.758235][ T1550] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.758531][ T1550] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.758718][ T1550] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.758862][ T1550] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.759067][ T1550] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.759274][ T1550] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.759569][ T1550] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.759827][ T1550] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.760102][ T1550] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.760368][ T1550] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.760615][ T1550] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.760866][ T1550] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.761187][ T1550] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.761460][ T1550] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.761670][ T1550] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.761954][ T1550] ? move_addr_to_kernel (net/socket.c:258) [ 72.762235][ T1550] ___sys_sendmsg (net/socket.c:2752) [ 72.762492][ T1550] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.762692][ T1550] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.762860][ T1550] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 72.763160][ T1550] __sys_sendmsg (net/socket.c:2784) [ 72.763426][ T1550] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.763689][ T1550] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.763859][ T1550] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.764099][ T1550] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.764376][ T1550] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.764624][ T1550] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.764876][ T1550] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.765062][ T1550] RIP: 0033:0x7f46c274e08e [ 72.765218][ T1550] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.765839][ T1550] RSP: 002b:00007ffd0fc2d4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.766174][ T1550] RAX: ffffffffffffffda RBX: 00007ffd0fc2dc90 RCX: 00007f46c274e08e [ 72.766539][ T1550] RDX: 0000000000000000 RSI: 00007ffd0fc2d590 RDI: 0000000000000005 [ 72.766797][ T1550] RBP: 00007ffd0fc2d4f0 R08: 0000000000000000 R09: 0000000000000000 [ 72.767146][ T1550] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffa [ 72.767534][ T1550] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0fc2dc60 | [ 72.808833][ T1551] ------------[ cut here ]------------ | [ 72.809057][ T1551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1551 | [ 72.809413][ T1551] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.810002][ T1551] Tainted: [W]=WARN [ 72.810156][ T1551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.810403][ T1551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.810643][ T1551] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.812085][ T1551] RSP: 0018:ffa0000000caf020 EFLAGS: 00010286 [ 72.812312][ T1551] RAX: 00000000ffffffa6 RBX: ff1100000c69a740 RCX: 1ff4000000195dca [ 72.812574][ T1551] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a7fc [ 72.812846][ T1551] RBP: ff11000009802000 R08: 1fe22000018d3501 R09: ff1100000a0aae58 [ 72.813142][ T1551] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 72.813431][ T1551] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 72.813711][ T1551] FS: 00007f5048907840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 72.815578][ T1551] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.815817][ T1551] CR2: 000000002b44d988 CR3: 0000000004c74004 CR4: 0000000000771ef0 [ 72.816101][ T1551] PKRU: 55555554 [ 72.816617][ T1551] Call Trace: [ 72.816780][ T1551] [ 72.816903][ T1551] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.817091][ T1551] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.817245][ T1551] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 72.817444][ T1551] __dev_notify_flags (net/core/dev.c:9787) [ 72.817645][ T1551] ? netif_change_name (net/core/dev.c:1495) [ 72.817853][ T1551] ? __dev_change_flags (net/core/dev.c:9752) [ 72.818083][ T1551] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 72.818278][ T1551] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.818480][ T1551] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 72.818701][ T1551] netif_change_flags (net/core/dev.c:9820) [ 72.818894][ T1551] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 72.819082][ T1551] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 72.819299][ T1551] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 72.819501][ T1551] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 72.819743][ T1551] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 72.819931][ T1551] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.820119][ T1551] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 72.820331][ T1551] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.820536][ T1551] ? __kernel_text_address (kernel/extable.c:79) [ 72.820748][ T1551] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.820944][ T1551] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.821130][ T1551] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.821317][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.821517][ T1551] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 72.821721][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.821909][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.822128][ T1551] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 72.822317][ T1551] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 72.822518][ T1551] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 72.822724][ T1551] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.822918][ T1551] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 72.823119][ T1551] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 72.823310][ T1551] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.823508][ T1551] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.823712][ T1551] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.823898][ T1551] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.824100][ T1551] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.824296][ T1551] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.824503][ T1551] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.824709][ T1551] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.824909][ T1551] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.825096][ T1551] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.825295][ T1551] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.825499][ T1551] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.825708][ T1551] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.825894][ T1551] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.826080][ T1551] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.826271][ T1551] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.826663][ T1551] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.826864][ T1551] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.827052][ T1551] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.827239][ T1551] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.827439][ T1551] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.827905][ T1551] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.828095][ T1551] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.828284][ T1551] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.828485][ T1551] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.828692][ T1551] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.828882][ T1551] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.829071][ T1551] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.829261][ T1551] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.829485][ T1551] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.829703][ T1551] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.829924][ T1551] ? move_addr_to_kernel (net/socket.c:258) [ 72.830125][ T1551] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.830324][ T1551] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.830561][ T1551] ___sys_sendmsg (net/socket.c:2752) [ 72.830774][ T1551] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 72.830994][ T1551] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.831195][ T1551] __sys_sendmsg (net/socket.c:2784) [ 72.831398][ T1551] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.831595][ T1551] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 72.831846][ T1551] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 72.832034][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.832224][ T1551] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.832425][ T1551] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.832643][ T1551] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.832839][ T1551] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.833057][ T1551] RIP: 0033:0x7f5048b4108e [ 72.833248][ T1551] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.833832][ T1551] RSP: 002b:00007ffeb9110a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.834088][ T1551] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5048b4108e [ 72.834341][ T1551] RDX: 0000000000000000 RSI: 00007ffeb9110af0 RDI: 0000000000000005 [ 72.834613][ T1551] RBP: 00007ffeb9110a50 R08: 0000000000000000 R09: 0000000000000000 [ 72.834908][ T1551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffb [ 72.835161][ T1551] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb91111c0 | [ 72.870309][ T1552] ------------[ cut here ]------------ | [ 72.870493][ T1552] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1552 | [ 72.870795][ T1552] Modules linked in: vxlan ip6_gre ip_gre gre | [ 72.871285][ T1552] Tainted: [W]=WARN [ 72.871394][ T1552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.871566][ T1552] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 72.871755][ T1552] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 72.872234][ T1552] RSP: 0018:ffa0000000cbf020 EFLAGS: 00010286 [ 72.872422][ T1552] RAX: 00000000ffffffa6 RBX: ff1100000da7b380 RCX: 1ff4000000197dca [ 72.872635][ T1552] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da7b43c [ 72.872842][ T1552] RBP: ff11000009afa000 R08: 1fe2200001b4f689 R09: ff1100000ea5d158 [ 72.873041][ T1552] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 72.873260][ T1552] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 72.873466][ T1552] FS: 00007f726677b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 72.873713][ T1552] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.874321][ T1552] CR2: 00000000295c0988 CR3: 0000000012a6b003 CR4: 0000000000771ef0 [ 72.874545][ T1552] PKRU: 55555554 [ 72.874652][ T1552] Call Trace: [ 72.874756][ T1552] [ 72.874825][ T1552] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 72.874962][ T1552] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 72.875063][ T1552] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 72.875196][ T1552] __dev_notify_flags (net/core/dev.c:9787) [ 72.875330][ T1552] ? netif_change_name (net/core/dev.c:1495) [ 72.875859][ T1552] ? __dev_change_flags (net/core/dev.c:9752) [ 72.876026][ T1552] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 72.876163][ T1552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.876299][ T1552] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 72.876442][ T1552] netif_change_flags (net/core/dev.c:9820) [ 72.876583][ T1552] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 72.876733][ T1552] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 72.876873][ T1552] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 72.877012][ T1552] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 72.877179][ T1552] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 72.877343][ T1552] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.877485][ T1552] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 72.877625][ T1552] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.877766][ T1552] ? __kernel_text_address (kernel/extable.c:79) [ 72.877901][ T1552] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.878052][ T1552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.878190][ T1552] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.878326][ T1552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.878466][ T1552] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 72.878606][ T1552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.878744][ T1552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.878881][ T1552] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 72.879016][ T1552] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 72.879153][ T1552] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 72.879289][ T1552] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 72.879430][ T1552] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 72.879566][ T1552] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 72.879715][ T1552] rtnl_newlink (net/core/rtnetlink.c:4150) [ 72.879884][ T1552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.880019][ T1552] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.880164][ T1552] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.880298][ T1552] ? mark_usage (kernel/locking/lockdep.c:4674) [ 72.880437][ T1552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.880574][ T1552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.880723][ T1552] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.880858][ T1552] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.880991][ T1552] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 72.881128][ T1552] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 72.881262][ T1552] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 72.881401][ T1552] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.881676][ T1552] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.881815][ T1552] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.881971][ T1552] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 72.882104][ T1552] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 72.882240][ T1552] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 72.882395][ T1552] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.882531][ T1552] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.882672][ T1552] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 72.882812][ T1552] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 72.882947][ T1552] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.883082][ T1552] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.883216][ T1552] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 72.883359][ T1552] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 72.883529][ T1552] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 72.883669][ T1552] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 72.883824][ T1552] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 72.883960][ T1552] ? copy_msghdr_from_user (net/socket.c:2635) [ 72.884093][ T1552] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 72.884259][ T1552] ? move_addr_to_kernel (net/socket.c:258) [ 72.884400][ T1552] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 72.884536][ T1552] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 72.884684][ T1552] ___sys_sendmsg (net/socket.c:2752) [ 72.884818][ T1552] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 72.885001][ T1552] ? copy_msghdr_from_user (net/socket.c:2603) [ 72.885148][ T1552] __sys_sendmsg (net/socket.c:2784) [ 72.885281][ T1552] ? __sys_sendmsg_sock (net/socket.c:2765) [ 72.885421][ T1552] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 72.885596][ T1552] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 72.885734][ T1552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 72.885867][ T1552] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 72.886029][ T1552] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 72.886167][ T1552] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 72.886301][ T1552] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.886475][ T1552] RIP: 0033:0x7f72669b508e [ 72.886622][ T1552] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 72.887107][ T1552] RSP: 002b:00007ffd7e3ed560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.887309][ T1552] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f72669b508e [ 72.887522][ T1552] RDX: 0000000000000000 RSI: 00007ffd7e3ed610 RDI: 0000000000000005 [ 72.887732][ T1552] RBP: 00007ffd7e3ed570 R08: 0000000000000000 R09: 0000000000000000 [ 72.887933][ T1552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffb [ 72.888136][ T1552] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7e3edce0 | [ 73.285320][ T12] ------------[ cut here ]------------ | [ 73.285513][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.285794][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.286270][ T12] Tainted: [W]=WARN [ 73.286385][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.286545][ T12] Workqueue: netns cleanup_net [ 73.286687][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.286859][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.287320][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 73.287487][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b8c0 RCX: 1ff4000000018ec7 [ 73.287680][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b97c [ 73.287880][ T12] RBP: ff11000009802000 R08: 1fe22000004f1731 R09: ff11000001aed1d0 [ 73.288097][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 73.288281][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 73.288522][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.288755][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.288913][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 73.289099][ T12] PKRU: 55555554 [ 73.289194][ T12] Call Trace: [ 73.289288][ T12] [ 73.289373][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.289509][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.289612][ T12] netif_close_many (net/core/dev.c:1804) [ 73.289748][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 73.289872][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 73.290028][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 73.290181][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.290309][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.290472][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.290606][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.290739][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.290865][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.290991][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.291149][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.291273][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.291417][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.291540][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.291673][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.291803][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.291927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.292053][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.292176][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.292324][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.292457][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.292584][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.292719][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.292850][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.292974][ T12] kthread (kernel/kthread.c:436) [ 73.293067][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.293235][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.293364][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.293489][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.293648][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.293781][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.293908][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.296461][ T12] ------------[ cut here ]------------ | [ 73.296623][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.296869][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.297319][ T12] Tainted: [W]=WARN [ 73.297418][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.297570][ T12] Workqueue: netns cleanup_net [ 73.297708][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.297866][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.298324][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.298483][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50ac0 RCX: 1ff4000000018eed [ 73.298678][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50b7c [ 73.298868][ T12] RBP: ff1100000d8bc000 R08: 1fe22000019ea171 R09: ff11000001aed1d0 [ 73.299047][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.299239][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.299424][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.299642][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.299804][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 73.299989][ T12] PKRU: 55555554 [ 73.300079][ T12] Call Trace: [ 73.300172][ T12] [ 73.300263][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.300425][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.300580][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.300720][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.300845][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.300965][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.301084][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.301207][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.301331][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.301459][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.301670][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.301797][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.301987][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.302111][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.302302][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.302431][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.302648][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.302776][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.302900][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.303095][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.303216][ T12] kthread (kernel/kthread.c:436) [ 73.303306][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.303463][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.303590][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.303733][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.303883][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.304009][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.304130][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.307213][ T12] ------------[ cut here ]------------ | [ 73.307343][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.307593][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.308038][ T12] Tainted: [W]=WARN [ 73.308212][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.308371][ T12] Workqueue: netns cleanup_net [ 73.308502][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.308670][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.309205][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.309445][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3540 RCX: 1ff4000000018eed [ 73.309630][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e35fc [ 73.309819][ T12] RBP: ff11000004cd4000 R08: 1fe2200001afc6c1 R09: ff11000001aed1d0 [ 73.310001][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.310261][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.310525][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.310753][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.310905][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 73.311163][ T12] PKRU: 55555554 [ 73.311254][ T12] Call Trace: [ 73.311342][ T12] [ 73.311412][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.311567][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.311797][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.311921][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.312048][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.312168][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.312371][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.312494][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.312700][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.312820][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.313017][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.313136][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.313260][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.313464][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.313593][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.313722][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.313850][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.313972][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.314101][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.314227][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.314355][ T12] kthread (kernel/kthread.c:436) [ 73.314448][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.314675][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.314801][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.314922][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.315074][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.315194][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.315316][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.319259][ T12] ------------[ cut here ]------------ | [ 73.319390][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.319626][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.320054][ T12] Tainted: [W]=WARN [ 73.320144][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.320300][ T12] Workqueue: netns cleanup_net [ 73.320431][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.320595][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.321024][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.321175][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3000 RCX: 1ff4000000018eed [ 73.321359][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e30bc [ 73.321539][ T12] RBP: ff11000008c1c000 R08: 1fe2200001afc619 R09: ff11000001aed1d0 [ 73.321733][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.321912][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.322093][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.322307][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.322462][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 73.322645][ T12] PKRU: 55555554 [ 73.322737][ T12] Call Trace: [ 73.322826][ T12] [ 73.322888][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.323041][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.323187][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.323306][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.323583][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.323710][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.323831][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.323953][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.324075][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.324194][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.324316][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.324490][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.324620][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.324745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.324885][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.325012][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.325136][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.325254][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.325478][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.325614][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.325738][ T12] kthread (kernel/kthread.c:436) [ 73.325828][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.325979][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.326098][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.326217][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.326451][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.326572][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.326703][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.330356][ T12] ------------[ cut here ]------------ | [ 73.330518][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 73.330769][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.331201][ T12] Tainted: [W]=WARN [ 73.331291][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.331477][ T12] Workqueue: netns cleanup_net [ 73.331610][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.331775][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.332205][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.332360][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2ac0 RCX: 1ff4000000018eed [ 73.332562][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2b7c [ 73.332751][ T12] RBP: ff1100000e8f9000 R08: 1fe2200001afc571 R09: ff11000001aed1d0 [ 73.332929][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 73.333105][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.333299][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 73.333515][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.333670][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 73.333855][ T12] PKRU: 55555554 [ 73.333947][ T12] Call Trace: [ 73.334038][ T12] [ 73.334102][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.334278][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.334433][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.334555][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.334680][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.334813][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.334933][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.335053][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.335175][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.335308][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.335437][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.335557][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.335677][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.335805][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.335925][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.336061][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.336184][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.336302][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.336432][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.336556][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.336677][ T12] kthread (kernel/kthread.c:436) [ 73.336774][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.336924][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.337061][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.337179][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.337325][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.337450][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.337580][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.340161][ T12] ------------[ cut here ]------------ | [ 73.340286][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 73.340527][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.340958][ T12] Tainted: [W]=WARN [ 73.341053][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.341201][ T12] Workqueue: netns cleanup_net [ 73.341325][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.341509][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.341962][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.342116][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b1c0 RCX: 1ff4000000018eed [ 73.342294][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b27c [ 73.342476][ T12] RBP: ff1100000e3cc000 R08: 1fe22000018d3651 R09: ff11000001aed1d0 [ 73.342653][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 73.342871][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.343076][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 73.343285][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.343444][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 73.343623][ T12] PKRU: 55555554 [ 73.343717][ T12] Call Trace: [ 73.343806][ T12] [ 73.343869][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.344023][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.344174][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.344292][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.344420][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.344538][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.344676][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.344805][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.344929][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.345048][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.345169][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.345290][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.345413][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.345534][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.345655][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.345810][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.345934][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.346054][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.346180][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.346305][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.346428][ T12] kthread (kernel/kthread.c:436) [ 73.346516][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.346669][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.346794][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.346916][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.347085][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.347203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.347337][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.349569][ T12] ------------[ cut here ]------------ | [ 73.349701][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 73.349932][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.350375][ T12] Tainted: [W]=WARN [ 73.350466][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.350649][ T12] Workqueue: netns cleanup_net [ 73.350778][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.350934][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.351355][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.351505][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff4000000018eed [ 73.351706][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 73.351883][ T12] RBP: ff11000005034000 R08: 1fe22000018d3459 R09: ff11000001aed1d0 [ 73.352059][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 73.352238][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.352435][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 73.352644][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.352831][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 73.353011][ T12] PKRU: 55555554 [ 73.353098][ T12] Call Trace: [ 73.353186][ T12] [ 73.353248][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.353403][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.353550][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.353675][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.353799][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.353920][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.354039][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.354157][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.354277][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.354402][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.354523][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.354648][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.354774][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.354895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.355018][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.355138][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.355259][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.355383][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.355507][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.355633][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.355753][ T12] kthread (kernel/kthread.c:436) [ 73.355844][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.355992][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.356117][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.356234][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.356386][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.356505][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.356626][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.358884][ T12] ------------[ cut here ]------------ | [ 73.359013][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 73.359272][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.360287][ T12] Tainted: [W]=WARN [ 73.360446][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.360604][ T12] Workqueue: netns cleanup_net [ 73.360742][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.360903][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.361327][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.361529][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186200 RCX: 1ff4000000018eed [ 73.361716][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1862bc [ 73.361907][ T12] RBP: ff11000006191000 R08: 1fe2200001430c59 R09: ff11000001aed1d0 [ 73.362085][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 73.362310][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.362538][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 73.362756][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.362910][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 73.363116][ T12] PKRU: 55555554 [ 73.363207][ T12] Call Trace: [ 73.363296][ T12] [ 73.363433][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.363592][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.363746][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.363868][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.363987][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.364106][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.364227][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.364454][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.364586][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.364711][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.364846][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.364970][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.365089][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.365211][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.365331][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.365548][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.365679][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.365809][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.365933][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.366057][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.366208][ T12] kthread (kernel/kthread.c:436) [ 73.366299][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.366549][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.366676][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.366801][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.366953][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.367073][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.367193][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.371113][ T12] ------------[ cut here ]------------ | [ 73.371241][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.371486][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.371931][ T12] Tainted: [W]=WARN [ 73.372021][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.372170][ T12] Workqueue: netns cleanup_net [ 73.372294][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.372460][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.372898][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.373049][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186c80 RCX: 1ff4000000018eed [ 73.373433][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186d3c [ 73.373617][ T12] RBP: ff11000005971000 R08: 1fe2200001430da9 R09: ff11000001aed1d0 [ 73.373802][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.374240][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.374431][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.374685][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.374837][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 73.375017][ T12] PKRU: 55555554 [ 73.375106][ T12] Call Trace: [ 73.375198][ T12] [ 73.375261][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.375418][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.375565][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.375696][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.375821][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.375960][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.376083][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.376205][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.376327][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.376452][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.376575][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.376705][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.376823][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.376944][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.377061][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.377181][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.377320][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.377447][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.377571][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.377702][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.377834][ T12] kthread (kernel/kthread.c:436) [ 73.377926][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.378076][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.378196][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.378315][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.378471][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.378594][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.378718][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.380792][ T12] ------------[ cut here ]------------ | [ 73.380912][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.381145][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.381604][ T12] Tainted: [W]=WARN [ 73.381700][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.381848][ T12] Workqueue: netns cleanup_net [ 73.381971][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.382132][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.382563][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.382722][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186ac0 RCX: 1ff4000000018eed [ 73.382901][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186b7c [ 73.383079][ T12] RBP: ff1100000ee64000 R08: 1fe2200001430d71 R09: ff11000001aed1d0 [ 73.383263][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.383449][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.383630][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.383849][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.383999][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 73.384178][ T12] PKRU: 55555554 [ 73.384267][ T12] Call Trace: [ 73.384360][ T12] [ 73.384423][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.384576][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.384738][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.384859][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.384981][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.385099][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.385221][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.385342][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.385470][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.385592][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.385718][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.385838][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.385960][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.386080][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.386225][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.386353][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.386481][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.386604][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.386731][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.386854][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.386974][ T12] kthread (kernel/kthread.c:436) [ 73.387064][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.387211][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.387351][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.387470][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.387622][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.387745][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.387865][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.391434][ T12] ------------[ cut here ]------------ | [ 73.391586][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.391854][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.392289][ T12] Tainted: [W]=WARN [ 73.392391][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.392562][ T12] Workqueue: netns cleanup_net [ 73.392700][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.392856][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.393322][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.393573][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6ba80 RCX: 1ff4000000018eed [ 73.393775][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bb3c [ 73.393974][ T12] RBP: ff11000009802000 R08: 1fe220000194d769 R09: ff11000001aed1d0 [ 73.394163][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.394339][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.394623][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.394838][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.394989][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 73.395167][ T12] PKRU: 55555554 [ 73.395256][ T12] Call Trace: [ 73.395345][ T12] [ 73.395509][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.395667][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.395820][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.395944][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.396065][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.396187][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.396305][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.396527][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.396676][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.396859][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.397017][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.397136][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.397256][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.397476][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.397612][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.397739][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.397862][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.397982][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.398105][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.398231][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.398448][ T12] kthread (kernel/kthread.c:436) [ 73.398539][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.398698][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.398820][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.398942][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.399090][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.399210][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.399330][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.415405][ T12] ------------[ cut here ]------------ | [ 73.415636][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 73.416012][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.416922][ T12] Tainted: [W]=WARN [ 73.417091][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.417343][ T12] Workqueue: netns cleanup_net [ 73.417495][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.417702][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.418271][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 73.418535][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f540 RCX: 1ff4000000018eaf [ 73.418789][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f5fc [ 73.418984][ T12] RBP: ff110000104b9000 R08: 1fe22000018cfec1 R09: ff11000001aed1d0 [ 73.419172][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 73.419442][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104bc000 [ 73.419650][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 73.419879][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.420044][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 73.420233][ T12] PKRU: 55555554 [ 73.420343][ T12] Call Trace: [ 73.420449][ T12] [ 73.420517][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.420655][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.420757][ T12] netif_close_many (net/core/dev.c:1804) [ 73.420884][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.421010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.421134][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.421257][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 73.421393][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 73.421592][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 73.421831][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.422039][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.422261][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.422413][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.422540][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 73.422714][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 73.422840][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 73.422967][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 73.423091][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 73.423216][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 73.423343][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 73.423480][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.423611][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.423762][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.423888][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.424014][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.424138][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.424266][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.424396][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.424524][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.424653][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.424800][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.424931][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.425055][ T12] kthread (kernel/kthread.c:436) [ 73.425149][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.425304][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.425453][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.425581][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.425775][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.425899][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.426025][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.428228][ T12] ------------[ cut here ]------------ | [ 73.428502][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 73.428972][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.430012][ T12] Tainted: [W]=WARN [ 73.430247][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.430704][ T12] Workqueue: netns cleanup_net [ 73.431069][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.431409][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.432126][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 73.432457][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6aac0 RCX: 1ff4000000018eaf [ 73.432815][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ab7c [ 73.433105][ T12] RBP: ff110000104bc000 R08: 1fe220000194d571 R09: ff11000001aed1d0 [ 73.433450][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 73.433791][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 73.434114][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.434456][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.434724][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000012962006 CR4: 0000000000771ef0 [ 73.434970][ T12] PKRU: 55555554 [ 73.435117][ T12] Call Trace: [ 73.435267][ T12] [ 73.435398][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.435583][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 73.435782][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.435932][ T12] netif_close_many (net/core/dev.c:1804) [ 73.436118][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.436296][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.436492][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.436693][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 73.436873][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 73.437085][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 73.437297][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.437499][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.437730][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.437908][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.438084][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 73.438297][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 73.438494][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 73.438721][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 73.438984][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 73.439245][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 73.439527][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 73.439795][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.440053][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.440287][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.440483][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.440671][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.440903][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.441082][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.441262][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.441461][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.441650][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.441841][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.442025][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.442207][ T12] kthread (kernel/kthread.c:436) [ 73.442371][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.442582][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.442776][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.442957][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.443164][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.443364][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.443547][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.446501][ T12] ------------[ cut here ]------------ | [ 73.446694][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 73.446987][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.447721][ T12] Tainted: [W]=WARN [ 73.447864][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.448071][ T12] Workqueue: netns cleanup_net [ 73.448249][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.448472][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.449039][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 73.449248][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb291c0 RCX: 1ff4000000018ed5 [ 73.449491][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2927c [ 73.449746][ T12] RBP: ff110000104b9000 R08: 1fe2200001f65251 R09: ff11000001aed1d0 [ 73.449979][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.450211][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.450463][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.450745][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.450950][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000012962006 CR4: 0000000000771ef0 [ 73.451182][ T12] PKRU: 55555554 [ 73.451324][ T12] Call Trace: [ 73.451489][ T12] [ 73.451609][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.451825][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.452028][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.452204][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.452392][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 73.452608][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 73.452813][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 73.452990][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 73.453167][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 73.453362][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 73.453543][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.453734][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.453915][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.454093][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.454271][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.454466][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.454652][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.454838][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.455055][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.455250][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.455486][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.455710][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.455887][ T12] kthread (kernel/kthread.c:436) [ 73.456034][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.456238][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.456427][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.456607][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.456824][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.457001][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.457175][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.460323][ T12] ------------[ cut here ]------------ | [ 73.460524][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 73.460911][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.461557][ T12] Tainted: [W]=WARN [ 73.461717][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.461920][ T12] Workqueue: netns cleanup_net [ 73.462101][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.462433][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.463160][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 73.463381][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba900 RCX: 1ff4000000018ed5 [ 73.463638][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba9bc [ 73.463962][ T12] RBP: ff110000104bc000 R08: 1fe2200000af7539 R09: ff11000001aed1d0 [ 73.464191][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.464480][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.464816][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.465085][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.465289][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 73.465643][ T12] PKRU: 55555554 [ 73.465798][ T12] Call Trace: [ 73.465940][ T12] [ 73.466053][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.466335][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.466577][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.466782][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.467041][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 73.467252][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 73.467442][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 73.467660][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 73.467941][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 73.468126][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 73.468302][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.468492][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.468708][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.468889][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.469062][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.469239][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.469431][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.469632][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.469823][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.470105][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.470286][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.470480][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.470667][ T12] kthread (kernel/kthread.c:436) [ 73.470821][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.471030][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.471207][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.471476][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.471700][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.471878][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.472052][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.475276][ T12] ------------[ cut here ]------------ | [ 73.476122][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 73.476566][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.477223][ T12] Tainted: [W]=WARN [ 73.477426][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.477693][ T12] Workqueue: netns cleanup_net [ 73.477923][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.478181][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.478745][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 73.478998][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636900 RCX: 1ff4000000018ed5 [ 73.479305][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6369bc [ 73.479632][ T12] RBP: ff11000010274000 R08: 1fe22000016c6d39 R09: ff11000001aed1d0 [ 73.479928][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.480204][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.480503][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.480856][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.481109][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 73.481405][ T12] PKRU: 55555554 [ 73.481601][ T12] Call Trace: [ 73.481834][ T12] [ 73.481999][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.482250][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.482510][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.482758][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.482977][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 73.483229][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 73.483464][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 73.483709][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 73.483962][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 73.484184][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 73.484419][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.484661][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.484895][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.485269][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.485586][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.485927][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.486153][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.486324][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.486519][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.486709][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.486890][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.487071][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.487242][ T12] kthread (kernel/kthread.c:436) [ 73.487400][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.487612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.487794][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.488001][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.488210][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.488399][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.488589][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.534872][ T12] ------------[ cut here ]------------ | [ 73.535080][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 73.535400][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.536158][ T12] Tainted: [W]=WARN [ 73.536308][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.536574][ T12] Workqueue: netns cleanup_net [ 73.536813][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.537038][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.537575][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 73.538010][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636e40 RCX: 1ff4000000018ec7 [ 73.538251][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636efc [ 73.538507][ T12] RBP: ff11000009afa000 R08: 1fe22000016c6de1 R09: ff11000001aed1d0 [ 73.538763][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 73.539061][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 73.539303][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.539593][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.539819][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 73.540062][ T12] PKRU: 55555554 [ 73.540207][ T12] Call Trace: [ 73.540390][ T12] [ 73.540511][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.540714][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.540865][ T12] netif_close_many (net/core/dev.c:1804) [ 73.541051][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 73.541235][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 73.541461][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 73.541719][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.541904][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.542123][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.542304][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.542500][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.542717][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.542932][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.543113][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.543293][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.543488][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.543680][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.543870][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.544056][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.544272][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.544467][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.544656][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.544854][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.545041][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.545221][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.545422][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.545614][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.545801][ T12] kthread (kernel/kthread.c:436) [ 73.545948][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.546156][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.546333][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.546527][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.546752][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.546928][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.547125][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.550270][ T12] ------------[ cut here ]------------ | [ 73.550822][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 73.551111][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.551741][ T12] Tainted: [W]=WARN [ 73.551887][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.552103][ T12] Workqueue: netns cleanup_net [ 73.552281][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.552519][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.553045][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.553248][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f000 RCX: 1ff4000000018eed [ 73.553496][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f0bc [ 73.553744][ T12] RBP: ff11000007864000 R08: 1fe2200001c43e19 R09: ff11000001aed1d0 [ 73.553972][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.554201][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.554456][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.554735][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.554938][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 73.555170][ T12] PKRU: 55555554 [ 73.555311][ T12] Call Trace: [ 73.555463][ T12] [ 73.555611][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.555828][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.556029][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.556202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.556391][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.556563][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.556753][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.556928][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.557108][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.557282][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.557472][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.557678][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.557861][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.558045][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.558218][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.558425][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.558609][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.558791][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.558968][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.559160][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.559332][ T12] kthread (kernel/kthread.c:436) [ 73.559489][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.559710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.559897][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.560094][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.560294][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.560479][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.560663][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.563571][ T12] ------------[ cut here ]------------ | [ 73.563756][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 73.564048][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.565137][ T12] Tainted: [W]=WARN [ 73.565366][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.565664][ T12] Workqueue: netns cleanup_net [ 73.565903][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.566157][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.566728][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.566978][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e200 RCX: 1ff4000000018eed [ 73.567276][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e2bc [ 73.567569][ T12] RBP: ff11000008ab9000 R08: 1fe2200001c43c59 R09: ff11000001aed1d0 [ 73.567867][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.568141][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.568462][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.568842][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.569091][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 73.569382][ T12] PKRU: 55555554 [ 73.569575][ T12] Call Trace: [ 73.569776][ T12] [ 73.569937][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.570212][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.570475][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.570711][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.570932][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.571268][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.571467][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.571650][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.571828][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.571999][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.572176][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.572362][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.572531][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.572720][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.572892][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.573065][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.573242][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.573430][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.573613][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.573797][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.573967][ T12] kthread (kernel/kthread.c:436) [ 73.574107][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.574319][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.574508][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.574727][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.575037][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.575276][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.575534][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.581218][ T12] ------------[ cut here ]------------ | [ 73.581430][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.581826][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.582513][ T12] Tainted: [W]=WARN [ 73.582659][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.582922][ T12] Workqueue: netns cleanup_net [ 73.583149][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.583417][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.584106][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.584338][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff4000000018eed [ 73.584632][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 73.584927][ T12] RBP: ff1100000b2dc000 R08: 1fe22000017a4fd9 R09: ff11000001aed1d0 [ 73.585206][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.585494][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.585780][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.586130][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.586385][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 73.586664][ T12] PKRU: 55555554 [ 73.586809][ T12] Call Trace: [ 73.586946][ T12] [ 73.587042][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.587278][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.587552][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.587746][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.587940][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.588126][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.588315][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.588544][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.588748][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.588945][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.589139][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.589329][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.589532][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.589764][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.589920][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.590043][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.590165][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.590283][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.590413][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.590538][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.590703][ T12] kthread (kernel/kthread.c:436) [ 73.590794][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.591225][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.591344][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.591473][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.591632][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.591762][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.591880][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.602307][ T12] ------------[ cut here ]------------ | [ 73.602496][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.602807][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.603231][ T12] Tainted: [W]=WARN [ 73.603326][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.603477][ T12] Workqueue: netns cleanup_net [ 73.604268][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.604458][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.604894][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.605043][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd278c0 RCX: 1ff4000000018eed [ 73.605220][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2797c [ 73.605401][ T12] RBP: ff1100000e04c000 R08: 1fe22000017a4f31 R09: ff11000001aed1d0 [ 73.605578][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.605785][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.605965][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.606180][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.606330][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 73.606516][ T12] PKRU: 55555554 [ 73.606621][ T12] Call Trace: [ 73.606772][ T12] [ 73.606835][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.606987][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.607135][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.607254][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.607381][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.607498][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.607640][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.607763][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.607882][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.607998][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.608119][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.608238][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.608373][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.608494][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.608627][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.608752][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.608875][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.609001][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.609140][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.609272][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.609599][ T12] kthread (kernel/kthread.c:436) [ 73.609703][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.609852][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.609971][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.610256][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.610411][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.610530][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.610696][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.613112][ T12] ------------[ cut here ]------------ | [ 73.613302][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.613701][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.614414][ T12] Tainted: [W]=WARN [ 73.614557][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.614803][ T12] Workqueue: netns cleanup_net [ 73.614999][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.615240][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.615956][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.616198][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd271c0 RCX: 1ff4000000018eed [ 73.616482][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2727c [ 73.616764][ T12] RBP: ff1100000ef49000 R08: 1fe22000017a4e51 R09: ff11000001aed1d0 [ 73.617043][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.617320][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.617605][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.617934][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.618159][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 73.618460][ T12] PKRU: 55555554 [ 73.618599][ T12] Call Trace: [ 73.618741][ T12] [ 73.618849][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.619083][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.619322][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.619523][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.619708][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.619887][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.620066][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.620267][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.620465][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.620649][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.620879][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.621073][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.621251][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.621452][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.621636][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.621836][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.622033][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.622216][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.622421][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.622638][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.622821][ T12] kthread (kernel/kthread.c:436) [ 73.622959][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.623181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.623376][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.623563][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.623802][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.623988][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.624175][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.627117][ T12] ------------[ cut here ]------------ | [ 73.627254][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.627490][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.628062][ T12] Tainted: [W]=WARN [ 73.628151][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.628301][ T12] Workqueue: netns cleanup_net [ 73.628431][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.628593][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.629294][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.629542][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26c80 RCX: 1ff4000000018eed [ 73.629832][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26d3c [ 73.630135][ T12] RBP: ff110000100fc000 R08: 1fe22000017a4da9 R09: ff11000001aed1d0 [ 73.630435][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.630720][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.631021][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.631250][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.631416][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 73.631598][ T12] PKRU: 55555554 [ 73.631690][ T12] Call Trace: [ 73.631778][ T12] [ 73.631840][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.631990][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.632136][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.632264][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.632389][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.632509][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.632631][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.632756][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.632877][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.632993][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.633114][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.633234][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.633357][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.633477][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.633636][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.633767][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.634072][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.634192][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.634317][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.634447][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.634565][ T12] kthread (kernel/kthread.c:436) [ 73.634714][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.634949][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.635137][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.635340][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.635584][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.635789][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.635980][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.638405][ T12] ------------[ cut here ]------------ | [ 73.638529][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 73.638769][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.639212][ T12] Tainted: [W]=WARN [ 73.639301][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.639924][ T12] Workqueue: netns cleanup_net [ 73.640048][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.640200][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.640679][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.640834][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff4000000018eed [ 73.641008][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 73.641207][ T12] RBP: ff1100000f851000 R08: 1fe2200001f65fd9 R09: ff11000001aed1d0 [ 73.641433][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.641619][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.641801][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.642014][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.642161][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 73.642416][ T12] PKRU: 55555554 [ 73.642508][ T12] Call Trace: [ 73.642598][ T12] [ 73.642661][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.642821][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.642968][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.643098][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.643215][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.643331][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.643505][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.643644][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.643770][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.643893][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.644017][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.644136][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.644254][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.644423][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.644542][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.644665][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.644826][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.644945][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.645067][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.645191][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.645311][ T12] kthread (kernel/kthread.c:436) [ 73.645453][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.645616][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.645746][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.645863][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.646010][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.646127][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.646245][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.655632][ T12] ------------[ cut here ]------------ | [ 73.655883][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 73.656118][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.656901][ T12] Tainted: [W]=WARN [ 73.656997][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.657170][ T12] Workqueue: netns cleanup_net [ 73.657304][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.657620][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.658162][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.659074][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fe00 RCX: 1ff4000000018eed [ 73.659577][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67febc [ 73.659906][ T12] RBP: ff1100000fa71000 R08: 1fe22000018cffd9 R09: ff11000001aed1d0 [ 73.660187][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 73.660608][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.660866][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 73.661074][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.661367][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 73.661552][ T12] PKRU: 55555554 [ 73.661679][ T12] Call Trace: [ 73.661774][ T12] [ 73.661842][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.661997][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.662145][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.662264][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.662486][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.662621][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.662751][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.662874][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.662994][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.663116][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.663237][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.663449][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.663568][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.663712][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.663834][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.663952][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.664073][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.664191][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.664314][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.664536][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.664664][ T12] kthread (kernel/kthread.c:436) [ 73.664762][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.664909][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.665028][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.665153][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.665300][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.665517][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.665643][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.668532][ T12] ------------[ cut here ]------------ | [ 73.668721][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 73.669049][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.669514][ T12] Tainted: [W]=WARN [ 73.669623][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.669784][ T12] Workqueue: netns cleanup_net [ 73.669917][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.670123][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.670616][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.670794][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fc40 RCX: 1ff4000000018eed [ 73.670977][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67fcfc [ 73.671156][ T12] RBP: ff11000009bb9000 R08: 1fe22000018cffa1 R09: ff11000001aed1d0 [ 73.671334][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 73.671520][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.671730][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 73.671939][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.672090][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 73.672275][ T12] PKRU: 55555554 [ 73.672371][ T12] Call Trace: [ 73.672460][ T12] [ 73.672525][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.672694][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.672848][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.672970][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.673091][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.673211][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.673336][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.673463][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.673593][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.673716][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.673838][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.673963][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.674081][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.674205][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.674323][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.674457][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.674586][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.674712][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.674835][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.674959][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.675079][ T12] kthread (kernel/kthread.c:436) [ 73.675169][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.675318][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.675445][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.675566][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.675729][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.675848][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.675966][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.678262][ T12] ------------[ cut here ]------------ | [ 73.678826][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 73.679062][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.679545][ T12] Tainted: [W]=WARN [ 73.679646][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.679802][ T12] Workqueue: netns cleanup_net [ 73.679926][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.680081][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.680562][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 73.680722][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906040 RCX: 1ff4000000018eed [ 73.680900][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9060fc [ 73.681082][ T12] RBP: ff11000009afa000 R08: 1fe2200001b20c21 R09: ff11000001aed1d0 [ 73.681259][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 73.681486][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.681668][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 73.681883][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.682032][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 73.682209][ T12] PKRU: 55555554 [ 73.682298][ T12] Call Trace: [ 73.682437][ T12] [ 73.682502][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.682656][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.682813][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 73.682934][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 73.683055][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 73.683174][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 73.683296][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 73.683465][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 73.683605][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.683728][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.683852][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.683973][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.684093][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.684214][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.684334][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.684507][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.684655][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.684781][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.684907][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.685031][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.685151][ T12] kthread (kernel/kthread.c:436) [ 73.685245][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.685444][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.685566][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.685698][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.685849][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.685969][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.686091][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.705060][ T12] ------------[ cut here ]------------ | [ 73.705266][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 73.705652][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.706331][ T12] Tainted: [W]=WARN [ 73.706488][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.706737][ T12] Workqueue: netns cleanup_net [ 73.706936][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.707182][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.707969][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 73.708213][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9380 RCX: 1ff4000000018ed5 [ 73.708587][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed943c [ 73.708877][ T12] RBP: ff1100000f949000 R08: 1fe2200001ddb289 R09: ff11000001aed1d0 [ 73.709159][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 73.709530][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 73.709817][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 73.710238][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.710560][ T12] CR2: 000055f6c13b8538 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 73.710849][ T12] PKRU: 55555554 [ 73.710991][ T12] Call Trace: [ 73.711133][ T12] [ 73.711233][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 73.711578][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 73.711826][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 73.712031][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 73.712227][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 73.712535][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 73.712731][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 73.713083][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 73.713275][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 73.713548][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.713748][ T12] cleanup_net (net/core/net_namespace.c:702) [ 73.713937][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 73.714125][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 73.714334][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 73.714632][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 73.714848][ T12] process_one_work (kernel/workqueue.c:3314) [ 73.715051][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 73.715241][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 73.715526][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 73.715729][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 73.715933][ T12] kthread (kernel/kthread.c:436) [ 73.716085][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.716323][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.716622][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 73.716818][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 73.717054][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 73.717244][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 73.717524][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 73.724300][ T1584] ------------[ cut here ]------------ | [ 73.724461][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1584 | [ 73.724741][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.725185][ T1584] Tainted: [W]=WARN [ 73.725285][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.725459][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.725645][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.726119][ T1584] RSP: 0018:ffa0000000d0fa80 EFLAGS: 00010286 [ 73.726285][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000beb0e40 RCX: 1ff40000001a1f16 [ 73.726494][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb0efc [ 73.726697][ T1584] RBP: ff11000005e74000 R08: 1fe22000017d61e1 R09: ff1100000eea0b80 [ 73.726908][ T1584] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 73.727106][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e74000 [ 73.727303][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 73.727546][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.727726][ T1584] CR2: 00007fb17bdc27d0 CR3: 00000000106ed002 CR4: 0000000000771ef0 [ 73.727925][ T1584] PKRU: 55555554 [ 73.728024][ T1584] Call Trace: [ 73.728122][ T1584] [ 73.728190][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.728321][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.728458][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.728560][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.728707][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.728870][ T1584] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.729002][ T1584] register_netdev (net/core/dev.c:11552) [ 73.729134][ T1584] loopback_net_init (drivers/net/loopback.c:218) [ 73.729267][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.729374][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.729475][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.729619][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.729762][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.729896][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.730030][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.730163][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.730296][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.730434][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.730569][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.730709][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.730843][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.730977][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.731113][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.731245][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.731381][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.731512][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.731650][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.731819][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.731958][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.732548][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.732762][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.732960][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.733155][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.733466][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.733670][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.739215][ T1584] ------------[ cut here ]------------ | [ 73.739364][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1584 | [ 73.739648][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.740131][ T1584] Tainted: [W]=WARN [ 73.740230][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.740401][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.740578][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.741052][ T1584] RSP: 0018:ffa0000000d0f918 EFLAGS: 00010286 [ 73.741223][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000bcaf380 RCX: 1ff40000001a1ee9 [ 73.741425][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf43c [ 73.741626][ T1584] RBP: ff1100000fea9000 R08: 1fe2200001795e89 R09: ff1100000eea0b80 [ 73.741828][ T1584] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 73.742038][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fea9000 [ 73.742236][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 73.742475][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.742645][ T1584] CR2: 00007fb17bdc27d0 CR3: 00000000106ed002 CR4: 0000000000771ef0 [ 73.742855][ T1584] PKRU: 55555554 [ 73.742957][ T1584] Call Trace: [ 73.743057][ T1584] [ 73.743125][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.743256][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.743393][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.743494][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.743647][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.743819][ T1584] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.743960][ T1584] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 73.744094][ T1584] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 73.744226][ T1584] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 73.744370][ T1584] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 73.744508][ T1584] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 73.744648][ T1584] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 73.744787][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.744887][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.744990][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.745119][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.745251][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.745450][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.745643][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.745785][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.745916][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.746056][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.746189][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.746321][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.746512][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.746650][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.746788][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.746918][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.747051][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.747185][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.747317][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.747542][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.747694][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.748170][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.748427][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.748636][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.748837][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.749041][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.749237][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.762237][ T1584] ------------[ cut here ]------------ | [ 73.762388][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.762662][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.763138][ T1584] Tainted: [W]=WARN [ 73.763244][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.763419][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.763598][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.764079][ T1584] RSP: 0018:ffa0000000d0f8f8 EFLAGS: 00010286 [ 73.764252][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000fbbe040 RCX: 1ff40000001a1ee5 [ 73.764461][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe0fc [ 73.764667][ T1584] RBP: ff1100000fa74000 R08: 1fe2200001f77c21 R09: ff1100000eea0b80 [ 73.764871][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.765073][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa74000 [ 73.765275][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.765519][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.765697][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.765899][ T1584] PKRU: 55555554 [ 73.765999][ T1584] Call Trace: [ 73.766097][ T1584] [ 73.766166][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.766304][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.766455][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.766559][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.766699][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.766867][ T1584] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.767003][ T1584] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 73.767137][ T1584] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 73.767272][ T1584] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 73.767413][ T1584] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 73.767550][ T1584] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 73.767696][ T1584] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 73.767831][ T1584] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 73.767975][ T1584] vti_init_net (net/ipv4/ip_vti.c:517) [ 73.768111][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.768215][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.768318][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.768460][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.768599][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.768742][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.768877][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.769016][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.769152][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.769286][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.769433][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.769570][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.769716][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.769855][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.769988][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.770123][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.770257][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.770395][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.770531][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.770708][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.770850][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.771331][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.771545][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.771762][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.771962][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.772162][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.772367][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.776612][ T1584] ------------[ cut here ]------------ | [ 73.776755][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.777018][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.777479][ T1584] Tainted: [W]=WARN [ 73.777585][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.777759][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.777933][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.778413][ T1584] RSP: 0018:ffa0000000d0fa78 EFLAGS: 00010286 [ 73.778588][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000a9aac80 RCX: 1ff40000001a1f15 [ 73.778791][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aad3c [ 73.778989][ T1584] RBP: ff1100000f941000 R08: 1fe22000015355a9 R09: ff1100000eea0b80 [ 73.779191][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.779396][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f941000 [ 73.779604][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.779843][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.780011][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.780210][ T1584] PKRU: 55555554 [ 73.780318][ T1584] Call Trace: [ 73.780424][ T1584] [ 73.780493][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.780630][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.780766][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.780869][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.781005][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.781174][ T1584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.781310][ T1584] register_netdev (net/core/dev.c:11552) [ 73.781450][ T1584] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 73.781590][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.781696][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.781799][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.781933][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.782067][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.782202][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.782336][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.782490][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.782628][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.782770][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.782901][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.783035][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.783169][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.783306][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.783446][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.783582][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.783723][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.783854][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.783985][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.784147][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.784286][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.784785][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.784984][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.785183][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.785386][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.785591][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.785793][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.790023][ T1584] ------------[ cut here ]------------ | [ 73.790157][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.790426][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.790883][ T1584] Tainted: [W]=WARN [ 73.790984][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.791148][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.791317][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.791824][ T1584] RSP: 0018:ffa0000000d0fa68 EFLAGS: 00010286 [ 73.791993][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000a9ab000 RCX: 1ff40000001a1f13 [ 73.792192][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab0bc [ 73.792396][ T1584] RBP: ff11000001dd4000 R08: 1fe2200001535619 R09: ff1100000eea0b80 [ 73.792596][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.792796][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000 [ 73.792996][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.793230][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.793402][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.793611][ T1584] PKRU: 55555554 [ 73.793717][ T1584] Call Trace: [ 73.793815][ T1584] [ 73.793883][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.794020][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.794154][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.794256][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.794396][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.794566][ T1584] register_netdev (net/core/dev.c:11552) [ 73.794710][ T1584] sit_init_net (net/ipv6/sit.c:1860) [ 73.794845][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.794946][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.795045][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.795179][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.795312][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.795452][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.795592][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.795733][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.795867][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.795999][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.796133][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.796272][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.796412][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.796551][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.796692][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.796825][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.796958][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.797094][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.797227][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.797397][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.797536][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.798017][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.798219][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.798421][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.798627][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.798830][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.799030][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.803624][ T1584] ------------[ cut here ]------------ | [ 73.803766][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.804029][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.804485][ T1584] Tainted: [W]=WARN [ 73.804592][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.804765][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.804941][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.805418][ T1584] RSP: 0018:ffa0000000d0fa78 EFLAGS: 00010286 [ 73.805593][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000fa298c0 RCX: 1ff40000001a1f15 [ 73.805798][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2997c [ 73.805997][ T1584] RBP: ff11000004ce9000 R08: 1fe2200001f45331 R09: ff1100000eea0b80 [ 73.806193][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.806407][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ce9000 [ 73.806616][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.806856][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.807022][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.807221][ T1584] PKRU: 55555554 [ 73.807320][ T1584] Call Trace: [ 73.807425][ T1584] [ 73.807497][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.807635][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.810620][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.810735][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.810877][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.811053][ T1584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 73.811196][ T1584] register_netdev (net/core/dev.c:11552) [ 73.811358][ T1584] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 73.811514][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.811640][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.811756][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.811927][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.812069][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.812211][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.812355][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.812498][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.812639][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.812783][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.812941][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.813119][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.813255][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.813412][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.813581][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.813731][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.813870][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.814009][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.814147][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.814332][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.814483][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.814996][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.815443][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.815649][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.815896][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.816095][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.816295][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.831466][ T1584] ------------[ cut here ]------------ | [ 73.831661][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.831961][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.832409][ T1584] Tainted: [W]=WARN [ 73.832545][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.832775][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.832952][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.833435][ T1584] RSP: 0018:ffa0000000d0f918 EFLAGS: 00010286 [ 73.833641][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000b9e6040 RCX: 1ff40000001a1ee9 [ 73.833849][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e60fc [ 73.834052][ T1584] RBP: ff1100000ebe4000 R08: 1fe220000173cc21 R09: ff1100000eea0b80 [ 73.834260][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.834465][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebe4000 [ 73.834681][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.834954][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.835127][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.835353][ T1584] PKRU: 55555554 [ 73.835455][ T1584] Call Trace: [ 73.835564][ T1584] [ 73.835637][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.835773][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.835911][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.836015][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.836165][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.836331][ T1584] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.836473][ T1584] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 73.836624][ T1584] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 73.836763][ T1584] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 73.836903][ T1584] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 73.837035][ T1584] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 73.837169][ T1584] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 73.837302][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.837432][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.837540][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.837678][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.837842][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.837978][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.838141][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.838276][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.838417][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.838555][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.838717][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.838852][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.838989][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.839125][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.839258][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.839396][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.839531][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.839679][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.839821][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.839984][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.840141][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.840645][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.840853][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.841073][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.841312][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.841516][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.841725][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.846190][ T1584] ------------[ cut here ]------------ | [ 73.846375][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.846727][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.847184][ T1584] Tainted: [W]=WARN [ 73.847283][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.847457][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.847788][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.848256][ T1584] RSP: 0018:ffa0000000d0f918 EFLAGS: 00010286 [ 73.848432][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000d6bf000 RCX: 1ff40000001a1ee9 [ 73.848664][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf0bc [ 73.848871][ T1584] RBP: ff1100000fd11000 R08: 1fe2200001ad7e19 R09: ff1100000eea0b80 [ 73.849067][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.849263][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd11000 [ 73.849472][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.849726][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.849894][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.850118][ T1584] PKRU: 55555554 [ 73.850216][ T1584] Call Trace: [ 73.850314][ T1584] [ 73.850390][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.850526][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.850680][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.850793][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.850930][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.851096][ T1584] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.851240][ T1584] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 73.851380][ T1584] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 73.851513][ T1584] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 73.851668][ T1584] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 73.851806][ T1584] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 73.851942][ T1584] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 73.852088][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.852189][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.852289][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.852459][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.852618][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.852759][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.852895][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.853032][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.853164][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.853297][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.853436][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.853571][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.853716][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.853857][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.854004][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.854138][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.854300][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.854441][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.854609][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.854785][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.854926][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.855411][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.855621][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.855831][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.856031][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.856229][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.856431][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.861014][ T1584] ------------[ cut here ]------------ | [ 73.861165][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.861462][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.861961][ T1584] Tainted: [W]=WARN [ 73.862197][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.862377][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.862557][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.863228][ T1584] RSP: 0018:ffa0000000d0f918 EFLAGS: 00010286 [ 73.863434][ T1584] RAX: 00000000ffffffa6 RBX: ff1100000b9e7000 RCX: 1ff40000001a1ee9 [ 73.863657][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e70bc [ 73.863922][ T1584] RBP: ff1100000ee34000 R08: 1fe220000173ce19 R09: ff1100000eea0b80 [ 73.864119][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.864331][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee34000 [ 73.864541][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.864808][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.864976][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.865183][ T1584] PKRU: 55555554 [ 73.865283][ T1584] Call Trace: [ 73.865394][ T1584] [ 73.865466][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.865603][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.865767][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.865868][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.866003][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.866174][ T1584] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.866309][ T1584] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 73.866450][ T1584] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 73.866590][ T1584] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 73.866731][ T1584] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 73.866866][ T1584] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 73.867002][ T1584] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 73.867162][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.867265][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.867371][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.867510][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.867657][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.867874][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.868009][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.868143][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.868277][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.868417][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.868566][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.868775][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.868910][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.869045][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.869178][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.869310][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.869452][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.869592][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.869731][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.869901][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.870038][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.870678][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.870888][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.871099][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.871297][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.871502][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.871717][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.877057][ T1584] ------------[ cut here ]------------ | [ 73.877234][ T1584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1584 | [ 73.878057][ T1584] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.878622][ T1584] Tainted: [W]=WARN [ 73.878733][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.878930][ T1584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.879113][ T1584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.879666][ T1584] RSP: 0018:ffa0000000d0fa70 EFLAGS: 00010286 [ 73.879842][ T1584] RAX: 00000000ffffffa6 RBX: ff1100001025f540 RCX: 1ff40000001a1f14 [ 73.880044][ T1584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001025f5fc [ 73.880291][ T1584] RBP: ff110000050c1000 R08: 1fe220000204bec1 R09: ff1100000eea0b80 [ 73.880579][ T1584] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 73.880790][ T1584] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c1000 [ 73.880996][ T1584] FS: 00007fb17bbb8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 73.881234][ T1584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.881468][ T1584] CR2: 00007f4e2aaa0f98 CR3: 00000000106ed003 CR4: 0000000000771ef0 [ 73.881695][ T1584] PKRU: 55555554 [ 73.881796][ T1584] Call Trace: [ 73.881909][ T1584] [ 73.881981][ T1584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.882115][ T1584] ? notifier_call_chain (kernel/notifier.c:85) [ 73.882251][ T1584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.882413][ T1584] register_netdevice (net/core/dev.c:11488) [ 73.882551][ T1584] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.882730][ T1584] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.882867][ T1584] register_netdev (net/core/dev.c:11552) [ 73.883005][ T1584] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 73.883142][ T1584] ops_init (net/core/net_namespace.c:137) [ 73.883246][ T1584] setup_net (net/core/net_namespace.c:446) [ 73.883407][ T1584] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.883543][ T1584] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.883695][ T1584] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.883856][ T1584] copy_net_ns (net/core/net_namespace.c:579) [ 73.883996][ T1584] create_new_namespaces (kernel/nsproxy.c:132) [ 73.884145][ T1584] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.884280][ T1584] ksys_unshare (kernel/fork.c:3243) [ 73.884478][ T1584] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.884618][ T1584] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.884759][ T1584] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.884894][ T1584] ? __ia32_sys_open (fs/open.c:1374) [ 73.885034][ T1584] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.885167][ T1584] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.885315][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.885513][ T1584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.885672][ T1584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.885821][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.885986][ T1584] RIP: 0033:0x7fb17be7abcb [ 73.886125][ T1584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.886677][ T1584] RSP: 002b:00007fff817545e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 73.886885][ T1584] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb17be7abcb [ 73.887088][ T1584] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.887296][ T1584] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.887559][ T1584] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff81756810 [ 73.887773][ T1584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff81757877 | [ 73.942202][ T1585] ------------[ cut here ]------------ | [ 73.942440][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1585 | [ 73.942786][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.943363][ T1585] Tainted: [W]=WARN [ 73.943550][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.943803][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.944040][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.944585][ T1585] RSP: 0018:ffa0000000a3fa80 EFLAGS: 00010286 [ 73.944839][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000b93de00 RCX: 1ff4000000147f16 [ 73.945090][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93debc [ 73.945378][ T1585] RBP: ff11000008ac9000 R08: 1fe2200001727bd9 R09: ff1100000eea5180 [ 73.945651][ T1585] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.946031][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ac9000 [ 73.946439][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.946873][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.947192][ T1585] CR2: 00007fc0c40e17d0 CR3: 0000000005015006 CR4: 0000000000771ef0 [ 73.947621][ T1585] PKRU: 55555554 [ 73.947848][ T1585] Call Trace: [ 73.948062][ T1585] [ 73.948229][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.948523][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 73.948796][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.949006][ T1585] register_netdevice (net/core/dev.c:11488) [ 73.949198][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.949435][ T1585] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.949643][ T1585] register_netdev (net/core/dev.c:11552) [ 73.949883][ T1585] loopback_net_init (drivers/net/loopback.c:218) [ 73.950075][ T1585] ops_init (net/core/net_namespace.c:137) [ 73.950243][ T1585] setup_net (net/core/net_namespace.c:446) [ 73.950420][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.950609][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.950802][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.950991][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 73.951207][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 73.951414][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.951607][ T1585] ksys_unshare (kernel/fork.c:3243) [ 73.951815][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.952001][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.952189][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.952416][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 73.952616][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.952819][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.953015][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.953208][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.953413][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.953608][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.953857][ T1585] RIP: 0033:0x7fc0c4199bcb [ 73.954049][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.954587][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 73.954858][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 73.955106][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.955369][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.955623][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 73.955884][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 73.960902][ T1585] ------------[ cut here ]------------ | [ 73.961109][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1585 | [ 73.961436][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.962040][ T1585] Tainted: [W]=WARN [ 73.962190][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.962419][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.962654][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.963189][ T1585] RSP: 0018:ffa0000000a3f918 EFLAGS: 00010286 [ 73.963420][ T1585] RAX: 00000000ffffffa6 RBX: ff11000010780580 RCX: 1ff4000000147ee9 [ 73.963683][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078063c [ 73.963970][ T1585] RBP: ff11000007f99000 R08: 1fe22000020f00c9 R09: ff1100000eea5180 [ 73.964219][ T1585] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.964480][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f99000 [ 73.964799][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.965086][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.965301][ T1585] CR2: 00007fc0c40e17d0 CR3: 0000000005015006 CR4: 0000000000771ef0 [ 73.965577][ T1585] PKRU: 55555554 [ 73.965746][ T1585] Call Trace: [ 73.965899][ T1585] [ 73.966019][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.966205][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 73.966415][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.966569][ T1585] register_netdevice (net/core/dev.c:11488) [ 73.966770][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.966989][ T1585] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.967178][ T1585] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 73.967377][ T1585] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 73.967564][ T1585] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 73.967767][ T1585] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 73.967955][ T1585] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 73.968140][ T1585] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 73.968326][ T1585] ops_init (net/core/net_namespace.c:137) [ 73.968494][ T1585] setup_net (net/core/net_namespace.c:446) [ 73.968667][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.968934][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.969197][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.969510][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 73.969785][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 73.970052][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.970339][ T1585] ksys_unshare (kernel/fork.c:3243) [ 73.970623][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.970899][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.971160][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.971413][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 73.971607][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.971804][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.972021][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.972209][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.972410][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.972619][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.972882][ T1585] RIP: 0033:0x7fc0c4199bcb [ 73.973156][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.973989][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 73.974377][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 73.974780][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.975174][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.975557][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 73.975918][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 73.980520][ T1585] ------------[ cut here ]------------ | [ 73.980744][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1585 | [ 73.981070][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 73.982059][ T1585] Tainted: [W]=WARN [ 73.982229][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.982484][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 73.982735][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 73.983269][ T1585] RSP: 0018:ffa0000000a3f8f8 EFLAGS: 00010286 [ 73.983502][ T1585] RAX: 00000000ffffffa6 RBX: ff110000057bac80 RCX: 1ff4000000147ee5 [ 73.983779][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bad3c [ 73.984046][ T1585] RBP: ff110000128b1000 R08: 1fe2200000af75a9 R09: ff1100000eea5180 [ 73.984294][ T1585] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 73.984570][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128b1000 [ 73.984897][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 73.985183][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.985415][ T1585] CR2: 00007fc0c40e17d0 CR3: 0000000005015006 CR4: 0000000000771ef0 [ 73.985680][ T1585] PKRU: 55555554 [ 73.985839][ T1585] Call Trace: [ 73.985991][ T1585] [ 73.986111][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 73.986317][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 73.986518][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 73.986692][ T1585] register_netdevice (net/core/dev.c:11488) [ 73.986881][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 73.987103][ T1585] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 73.987317][ T1585] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 73.987530][ T1585] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 73.987737][ T1585] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 73.987926][ T1585] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 73.988113][ T1585] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 73.988314][ T1585] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 73.988517][ T1585] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 73.988733][ T1585] vti_init_net (net/ipv4/ip_vti.c:517) [ 73.988926][ T1585] ops_init (net/core/net_namespace.c:137) [ 73.989089][ T1585] setup_net (net/core/net_namespace.c:446) [ 73.989248][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 73.989453][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 73.989676][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 73.989876][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 73.990064][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 73.990253][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 73.990458][ T1585] ksys_unshare (kernel/fork.c:3243) [ 73.990656][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 73.990850][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 73.991064][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 73.991252][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 73.991456][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 73.991655][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 73.992326][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 73.992571][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 73.992785][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 73.992979][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.993198][ T1585] RIP: 0033:0x7fc0c4199bcb [ 73.993402][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 73.993970][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 73.994231][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 73.994507][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 73.994775][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 73.995028][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 73.995276][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.002670][ T1585] ------------[ cut here ]------------ | [ 74.002905][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1585 | [ 74.003314][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.004096][ T1585] Tainted: [W]=WARN [ 74.004256][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.004525][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.004802][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.005583][ T1585] RSP: 0018:ffa0000000a3fa78 EFLAGS: 00010286 [ 74.005855][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000c9b7380 RCX: 1ff4000000147f15 [ 74.006166][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b743c [ 74.006505][ T1585] RBP: ff1100000ed41000 R08: 1fe2200001936e89 R09: ff1100000eea5180 [ 74.006895][ T1585] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 74.007286][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed41000 [ 74.007614][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 74.007983][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.008244][ T1585] CR2: 000055f6a15ced5c CR3: 0000000005015003 CR4: 0000000000771ef0 [ 74.008581][ T1585] PKRU: 55555554 [ 74.008749][ T1585] Call Trace: [ 74.008907][ T1585] [ 74.009019][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.009234][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 74.009456][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.009617][ T1585] register_netdevice (net/core/dev.c:11488) [ 74.009840][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 74.010101][ T1585] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.010315][ T1585] register_netdev (net/core/dev.c:11552) [ 74.010553][ T1585] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 74.010771][ T1585] ops_init (net/core/net_namespace.c:137) [ 74.010932][ T1585] setup_net (net/core/net_namespace.c:446) [ 74.011077][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 74.011283][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 74.011498][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 74.011711][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 74.011915][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 74.012146][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 74.012368][ T1585] ksys_unshare (kernel/fork.c:3243) [ 74.012578][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.012794][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 74.012997][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 74.013200][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 74.013415][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 74.013622][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 74.013835][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.014037][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.014242][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.014464][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.014726][ T1585] RIP: 0033:0x7fc0c4199bcb [ 74.014946][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 74.015697][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 74.016011][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 74.016309][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 74.016621][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 74.016936][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 74.017249][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.024662][ T1585] ------------[ cut here ]------------ | [ 74.024913][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1585 | [ 74.025334][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.026078][ T1585] Tainted: [W]=WARN [ 74.026235][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.026512][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.027039][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.027800][ T1585] RSP: 0018:ffa0000000a3fa68 EFLAGS: 00010286 [ 74.028061][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000eed9e00 RCX: 1ff4000000147f13 [ 74.028379][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9ebc [ 74.028692][ T1585] RBP: ff1100000fafc000 R08: 1fe2200001ddb3d9 R09: ff1100000eea5180 [ 74.029003][ T1585] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 74.029330][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fafc000 [ 74.030593][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 74.030973][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.031236][ T1585] CR2: 000055f6a15ced5c CR3: 0000000005015003 CR4: 0000000000771ef0 [ 74.031652][ T1585] PKRU: 55555554 [ 74.031908][ T1585] Call Trace: [ 74.032064][ T1585] [ 74.032179][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.032490][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 74.032710][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.032875][ T1585] register_netdevice (net/core/dev.c:11488) [ 74.033091][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 74.033469][ T1585] register_netdev (net/core/dev.c:11552) [ 74.033676][ T1585] sit_init_net (net/ipv6/sit.c:1860) [ 74.033893][ T1585] ops_init (net/core/net_namespace.c:137) [ 74.034052][ T1585] setup_net (net/core/net_namespace.c:446) [ 74.034211][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 74.034510][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 74.034722][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 74.034932][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 74.035143][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 74.035453][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 74.035657][ T1585] ksys_unshare (kernel/fork.c:3243) [ 74.035869][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.036076][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 74.036285][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 74.036593][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 74.036813][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 74.037025][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 74.037233][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.037538][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.037747][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.037956][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.038213][ T1585] RIP: 0033:0x7fc0c4199bcb [ 74.038534][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 74.039278][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 74.039736][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 74.040049][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 74.040467][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 74.040786][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 74.041101][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.059122][ T1585] ------------[ cut here ]------------ | [ 74.059299][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1585 | [ 74.059577][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.060048][ T1585] Tainted: [W]=WARN [ 74.060149][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.060317][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.060498][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.061013][ T1585] RSP: 0018:ffa0000000a3fa78 EFLAGS: 00010286 [ 74.061181][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000a130e40 RCX: 1ff4000000147f15 [ 74.061391][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a130efc [ 74.061594][ T1585] RBP: ff1100000a324000 R08: 1fe22000014261e1 R09: ff1100000eea5180 [ 74.061802][ T1585] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 74.062002][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a324000 [ 74.062200][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 74.062439][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.062614][ T1585] CR2: 00007fb17bc85574 CR3: 0000000005015004 CR4: 0000000000771ef0 [ 74.062861][ T1585] PKRU: 55555554 [ 74.062963][ T1585] Call Trace: [ 74.063075][ T1585] [ 74.063147][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.063288][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 74.063433][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.063542][ T1585] register_netdevice (net/core/dev.c:11488) [ 74.063693][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 74.063865][ T1585] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.064006][ T1585] register_netdev (net/core/dev.c:11552) [ 74.064144][ T1585] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 74.064283][ T1585] ops_init (net/core/net_namespace.c:137) [ 74.064442][ T1585] setup_net (net/core/net_namespace.c:446) [ 74.064548][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 74.064696][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 74.064833][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 74.064974][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 74.065113][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 74.065254][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 74.065396][ T1585] ksys_unshare (kernel/fork.c:3243) [ 74.065533][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.065671][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 74.065809][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 74.065945][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 74.066084][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 74.066219][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 74.066357][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.066491][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.066628][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.066767][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.066947][ T1585] RIP: 0033:0x7fc0c4199bcb [ 74.067089][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 74.067576][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 74.067837][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 74.068038][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 74.068241][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 74.068450][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 74.068656][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.073862][ T1585] ------------[ cut here ]------------ | [ 74.074017][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1585 | [ 74.074278][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.074737][ T1585] Tainted: [W]=WARN [ 74.074845][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.075014][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.075184][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.075750][ T1585] RSP: 0018:ffa0000000a3f918 EFLAGS: 00010286 [ 74.075919][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000ce33700 RCX: 1ff4000000147ee9 [ 74.076117][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce337bc [ 74.076316][ T1585] RBP: ff1100000e964000 R08: 1fe22000019c66f9 R09: ff1100000eea5180 [ 74.076575][ T1585] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 74.076781][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e964000 [ 74.076979][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 74.077226][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.077453][ T1585] CR2: 00007fb17bc85574 CR3: 0000000005015004 CR4: 0000000000771ef0 [ 74.077656][ T1585] PKRU: 55555554 [ 74.077759][ T1585] Call Trace: [ 74.077912][ T1585] [ 74.077980][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.078111][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 74.078262][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.078418][ T1585] register_netdevice (net/core/dev.c:11488) [ 74.078556][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 74.078730][ T1585] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 74.078863][ T1585] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 74.078996][ T1585] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 74.079127][ T1585] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 74.079262][ T1585] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 74.079462][ T1585] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 74.079599][ T1585] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 74.079735][ T1585] ops_init (net/core/net_namespace.c:137) [ 74.079837][ T1585] setup_net (net/core/net_namespace.c:446) [ 74.079937][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 74.080066][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 74.080197][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 74.080331][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 74.080523][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 74.080661][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 74.080824][ T1585] ksys_unshare (kernel/fork.c:3243) [ 74.080960][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.081092][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 74.081225][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 74.081412][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 74.081548][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 74.081683][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 74.081822][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.081982][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.082114][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.082250][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.082785][ T1585] RIP: 0033:0x7fc0c4199bcb [ 74.082925][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 74.083458][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 74.083659][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 74.083862][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 74.084083][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 74.084280][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 74.084536][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.095022][ T1585] ------------[ cut here ]------------ | [ 74.095257][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1585 | [ 74.095678][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.096268][ T1585] Tainted: [W]=WARN [ 74.096435][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.096675][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.096918][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.097453][ T1585] RSP: 0018:ffa0000000a3f918 EFLAGS: 00010286 [ 74.097694][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff4000000147ee9 [ 74.097943][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 74.098219][ T1585] RBP: ff1100000a804000 R08: 1fe22000019ea2f9 R09: ff1100000eea5180 [ 74.098498][ T1585] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 74.098775][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a804000 [ 74.099032][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.099338][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.099570][ T1585] CR2: 00007fc0c40e17d0 CR3: 0000000005015006 CR4: 0000000000771ef0 [ 74.099839][ T1585] PKRU: 55555554 [ 74.100003][ T1585] Call Trace: [ 74.100155][ T1585] [ 74.100275][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.100470][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 74.100667][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.100841][ T1585] register_netdevice (net/core/dev.c:11488) [ 74.101043][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 74.101260][ T1585] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 74.101460][ T1585] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 74.101655][ T1585] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 74.101845][ T1585] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 74.102048][ T1585] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 74.102236][ T1585] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 74.102438][ T1585] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 74.102652][ T1585] ops_init (net/core/net_namespace.c:137) [ 74.102814][ T1585] setup_net (net/core/net_namespace.c:446) [ 74.102967][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 74.103164][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 74.103368][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 74.103562][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 74.103830][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 74.104101][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 74.104382][ T1585] ksys_unshare (kernel/fork.c:3243) [ 74.104675][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.104953][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 74.105230][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 74.105602][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 74.105897][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 74.106160][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 74.106442][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.106678][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.106902][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.107089][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.107304][ T1585] RIP: 0033:0x7fc0c4199bcb [ 74.107507][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 74.108047][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 74.108310][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 74.108574][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 74.108859][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 74.109111][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 74.109372][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.115794][ T1585] ------------[ cut here ]------------ | [ 74.116006][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1585 | [ 74.116317][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.116914][ T1585] Tainted: [W]=WARN [ 74.117065][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.117283][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.117533][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.118078][ T1585] RSP: 0018:ffa0000000a3f918 EFLAGS: 00010286 [ 74.118296][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000b74f8c0 RCX: 1ff4000000147ee9 [ 74.118560][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f97c [ 74.118824][ T1585] RBP: ff110000086e9000 R08: 1fe22000016e9f31 R09: ff1100000eea5180 [ 74.119069][ T1585] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 74.119316][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086e9000 [ 74.119582][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.119906][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.120122][ T1585] CR2: 00007fc0c40e17d0 CR3: 0000000005015006 CR4: 0000000000771ef0 [ 74.120420][ T1585] PKRU: 55555554 [ 74.120571][ T1585] Call Trace: [ 74.120761][ T1585] [ 74.120884][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.121077][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 74.121259][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.121968][ T1585] register_netdevice (net/core/dev.c:11488) [ 74.122324][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 74.122584][ T1585] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 74.122800][ T1585] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 74.122986][ T1585] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 74.123169][ T1585] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 74.123369][ T1585] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 74.123567][ T1585] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 74.123778][ T1585] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 74.124205][ T1585] ops_init (net/core/net_namespace.c:137) [ 74.124373][ T1585] setup_net (net/core/net_namespace.c:446) [ 74.124527][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 74.124723][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 74.124909][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 74.125095][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 74.125280][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 74.125480][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 74.125674][ T1585] ksys_unshare (kernel/fork.c:3243) [ 74.126144][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.126341][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 74.126541][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 74.126744][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 74.126931][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 74.127114][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 74.127317][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.127524][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.127737][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.127924][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.128142][ T1585] RIP: 0033:0x7fc0c4199bcb [ 74.128338][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 74.128930][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 74.129179][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 74.129433][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 74.129704][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 74.129953][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 74.130199][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.137954][ T1585] ------------[ cut here ]------------ | [ 74.138172][ T1585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1585 | [ 74.139063][ T1585] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.139854][ T1585] Tainted: [W]=WARN [ 74.140067][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.140383][ T1585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.140710][ T1585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.141298][ T1585] RSP: 0018:ffa0000000a3fa70 EFLAGS: 00010286 [ 74.141604][ T1585] RAX: 00000000ffffffa6 RBX: ff1100000becd380 RCX: 1ff4000000147f14 [ 74.141937][ T1585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000becd43c [ 74.142269][ T1585] RBP: ff1100000e01c000 R08: 1fe22000017d9a89 R09: ff1100000eea5180 [ 74.142611][ T1585] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 74.142931][ T1585] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e01c000 [ 74.143183][ T1585] FS: 00007fc0c3ed7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.143505][ T1585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.143774][ T1585] CR2: 00007fc0c40e17d0 CR3: 0000000005015006 CR4: 0000000000771ef0 [ 74.144038][ T1585] PKRU: 55555554 [ 74.144193][ T1585] Call Trace: [ 74.144363][ T1585] [ 74.144487][ T1585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.144709][ T1585] ? notifier_call_chain (kernel/notifier.c:85) [ 74.144927][ T1585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.145081][ T1585] register_netdevice (net/core/dev.c:11488) [ 74.145268][ T1585] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 74.145507][ T1585] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 74.145715][ T1585] register_netdev (net/core/dev.c:11552) [ 74.145931][ T1585] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 74.146124][ T1585] ops_init (net/core/net_namespace.c:137) [ 74.146286][ T1585] setup_net (net/core/net_namespace.c:446) [ 74.146455][ T1585] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 74.146650][ T1585] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 74.146847][ T1585] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 74.147036][ T1585] copy_net_ns (net/core/net_namespace.c:579) [ 74.147226][ T1585] create_new_namespaces (kernel/nsproxy.c:132) [ 74.147431][ T1585] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 74.147625][ T1585] ksys_unshare (kernel/fork.c:3243) [ 74.147851][ T1585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.148041][ T1585] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 74.148232][ T1585] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 74.148438][ T1585] ? __ia32_sys_open (fs/open.c:1374) [ 74.148644][ T1585] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 74.148867][ T1585] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 74.149055][ T1585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.149242][ T1585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.149443][ T1585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.149651][ T1585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.149897][ T1585] RIP: 0033:0x7fc0c4199bcb [ 74.150094][ T1585] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 74.150659][ T1585] RSP: 002b:00007ffd5bec9bf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 74.150927][ T1585] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0c4199bcb [ 74.151200][ T1585] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 74.151478][ T1585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 74.151749][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5becbe20 [ 74.152004][ T1585] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5becd877 | [ 74.186007][ T1586] ------------[ cut here ]------------ | [ 74.186245][ T1586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1586 | [ 74.186527][ T1586] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.187003][ T1586] Tainted: [W]=WARN [ 74.187106][ T1586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.187276][ T1586] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.187460][ T1586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.188181][ T1586] RSP: 0018:ffa0000000d7ee30 EFLAGS: 00010286 [ 74.188445][ T1586] RAX: 00000000ffffffa6 RBX: ff1100000b9e7a80 RCX: 1ff40000001afd8c [ 74.188674][ T1586] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e7b3c [ 74.188887][ T1586] RBP: ff1100000eae1000 R08: 1fe220000173cf69 R09: ff11000009740b80 [ 74.189117][ T1586] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 74.189325][ T1586] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b5b9588 [ 74.189532][ T1586] FS: 00007fdd83180840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 74.189783][ T1586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.189955][ T1586] CR2: 000000000042ebe0 CR3: 00000000106ed005 CR4: 0000000000771ef0 [ 74.190170][ T1586] PKRU: 55555554 [ 74.190272][ T1586] Call Trace: [ 74.190379][ T1586] [ 74.190449][ T1586] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.190594][ T1586] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.190702][ T1586] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 74.190897][ T1586] __dev_notify_flags (net/core/dev.c:9787) [ 74.191034][ T1586] ? netif_change_name (net/core/dev.c:1495) [ 74.191169][ T1586] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.191312][ T1586] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.191454][ T1586] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.191622][ T1586] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 74.191768][ T1586] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.191910][ T1586] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 74.192051][ T1586] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 74.192186][ T1586] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.192322][ T1586] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 74.192464][ T1586] veth_newlink (drivers/net/veth.c:1871) [ 74.192605][ T1586] ? veth_poll_controller (drivers/net/veth.c:1470) [ 74.192745][ T1586] ? kasan_save_stack (mm/kasan/common.c:57) [ 74.192885][ T1586] ? kasan_save_track (mm/kasan/common.c:78) [ 74.193020][ T1586] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 74.193174][ T1586] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 74.193309][ T1586] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 74.193453][ T1586] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 74.193611][ T1586] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 74.193754][ T1586] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 74.193894][ T1586] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 74.194032][ T1586] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.194167][ T1586] ? __dev_get_by_name (net/core/dev.c:883) [ 74.194301][ T1586] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.194448][ T1586] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.194594][ T1586] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.195662][ T1586] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.196082][ T1586] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.196235][ T1586] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.196377][ T1586] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.196516][ T1586] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.196660][ T1586] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.196801][ T1586] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.196937][ T1586] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.197074][ T1586] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.197210][ T1586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.197345][ T1586] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.197488][ T1586] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.197626][ T1586] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.197765][ T1586] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.197901][ T1586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.198055][ T1586] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.198195][ T1586] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.198333][ T1586] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.198487][ T1586] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.198629][ T1586] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.198770][ T1586] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.198906][ T1586] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.199042][ T1586] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.199179][ T1586] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.199318][ T1586] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.199763][ T1586] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.199900][ T1586] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.200095][ T1586] ? move_addr_to_kernel (net/socket.c:258) [ 74.200235][ T1586] ___sys_sendmsg (net/socket.c:2752) [ 74.200691][ T1586] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.200846][ T1586] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.201021][ T1586] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 74.201169][ T1586] __sys_sendmsg (net/socket.c:2784) [ 74.201304][ T1586] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.201458][ T1586] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 74.201597][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.201740][ T1586] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.201876][ T1586] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.202010][ T1586] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.202146][ T1586] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.202313][ T1586] RIP: 0033:0x7fdd833ba08e [ 74.202461][ T1586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.202954][ T1586] RSP: 002b:00007ffcc0291260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.203161][ T1586] RAX: ffffffffffffffda RBX: 00007ffcc0291a10 RCX: 00007fdd833ba08e [ 74.203369][ T1586] RDX: 0000000000000000 RSI: 00007ffcc0291310 RDI: 0000000000000005 [ 74.203572][ T1586] RBP: 00007ffcc0291270 R08: 0000000000000000 R09: 0000000000000000 [ 74.203786][ T1586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.203998][ T1586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc02919d0 | [ 74.211984][ T1586] ------------[ cut here ]------------ | [ 74.212160][ T1586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1586 | [ 74.212430][ T1586] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.212889][ T1586] Tainted: [W]=WARN [ 74.212992][ T1586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.213192][ T1586] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.213380][ T1586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.213871][ T1586] RSP: 0018:ffa0000000d7f1b0 EFLAGS: 00010286 [ 74.214042][ T1586] RAX: 00000000ffffffa6 RBX: ff11000012997380 RCX: 1ff40000001afdfc [ 74.214245][ T1586] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299743c [ 74.214453][ T1586] RBP: ff11000004dbc000 R08: 1fe2200002532e89 R09: ff11000009740b80 [ 74.214660][ T1586] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 74.214873][ T1586] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 74.215107][ T1586] FS: 00007fdd83180840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 74.215362][ T1586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.215532][ T1586] CR2: 000000000042ebe0 CR3: 00000000106ed005 CR4: 0000000000771ef0 [ 74.215754][ T1586] PKRU: 55555554 [ 74.215857][ T1586] Call Trace: [ 74.215959][ T1586] [ 74.216028][ T1586] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.216167][ T1586] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.216270][ T1586] __dev_notify_flags (net/core/dev.c:9787) [ 74.216414][ T1586] ? netif_change_name (net/core/dev.c:1495) [ 74.216552][ T1586] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 74.216699][ T1586] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 74.216867][ T1586] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 74.217009][ T1586] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 74.217149][ T1586] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.217285][ T1586] ? __dev_get_by_name (net/core/dev.c:883) [ 74.217428][ T1586] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.217570][ T1586] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.217720][ T1586] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.217859][ T1586] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.218025][ T1586] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.218163][ T1586] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.218301][ T1586] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.218443][ T1586] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.218587][ T1586] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.218729][ T1586] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.218863][ T1586] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.218999][ T1586] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.219135][ T1586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.219271][ T1586] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.219415][ T1586] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.219551][ T1586] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.219698][ T1586] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.219834][ T1586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.219970][ T1586] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.220109][ T1586] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.220245][ T1586] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.220389][ T1586] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.220528][ T1586] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.220667][ T1586] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.220840][ T1586] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.220979][ T1586] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.221116][ T1586] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.221253][ T1586] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.221396][ T1586] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.221534][ T1586] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.221714][ T1586] ? move_addr_to_kernel (net/socket.c:258) [ 74.221858][ T1586] ___sys_sendmsg (net/socket.c:2752) [ 74.221993][ T1586] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.222134][ T1586] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.222309][ T1586] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 74.222455][ T1586] __sys_sendmsg (net/socket.c:2784) [ 74.222595][ T1586] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.222774][ T1586] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 74.222918][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.223057][ T1586] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.223194][ T1586] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.223328][ T1586] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.223471][ T1586] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.223647][ T1586] RIP: 0033:0x7fdd833ba08e [ 74.223829][ T1586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.224324][ T1586] RSP: 002b:00007ffcc0291260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.224533][ T1586] RAX: ffffffffffffffda RBX: 00007ffcc0291a10 RCX: 00007fdd833ba08e [ 74.224765][ T1586] RDX: 0000000000000000 RSI: 00007ffcc0291310 RDI: 0000000000000005 [ 74.224970][ T1586] RBP: 00007ffcc0291270 R08: 0000000000000000 R09: 0000000000000000 [ 74.225177][ T1586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.225385][ T1586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc02919d0 | [ 74.260358][ T1587] ------------[ cut here ]------------ | [ 74.260606][ T1587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1587 | [ 74.260962][ T1587] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.262011][ T1587] Tainted: [W]=WARN [ 74.262187][ T1587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.262456][ T1587] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.262704][ T1587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.263236][ T1587] RSP: 0018:ffa0000000d8f020 EFLAGS: 00010286 [ 74.263467][ T1587] RAX: 00000000ffffffa6 RBX: ff1100000beccac0 RCX: 1ff40000001b1dca [ 74.263738][ T1587] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beccb7c [ 74.264030][ T1587] RBP: ff11000004dbc000 R08: 1fe22000017d9971 R09: ff1100000ff3d158 [ 74.264293][ T1587] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 74.264557][ T1587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 74.264847][ T1587] FS: 00007f6d24804840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.265133][ T1587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.265368][ T1587] CR2: 000000002ca35988 CR3: 0000000004bab003 CR4: 0000000000771ef0 [ 74.265977][ T1587] PKRU: 55555554 [ 74.266128][ T1587] Call Trace: [ 74.266279][ T1587] [ 74.266411][ T1587] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.266612][ T1587] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.266800][ T1587] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 74.266986][ T1587] __dev_notify_flags (net/core/dev.c:9787) [ 74.267202][ T1587] ? netif_change_name (net/core/dev.c:1495) [ 74.267430][ T1587] ? __dev_change_flags (net/core/dev.c:9752) [ 74.267653][ T1587] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 74.267875][ T1587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.268093][ T1587] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 74.268310][ T1587] netif_change_flags (net/core/dev.c:9820) [ 74.268510][ T1587] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 74.268717][ T1587] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 74.268908][ T1587] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 74.269094][ T1587] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 74.269314][ T1587] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 74.269510][ T1587] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.269714][ T1587] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 74.269899][ T1587] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.270089][ T1587] ? __kernel_text_address (kernel/extable.c:79) [ 74.270275][ T1587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.270475][ T1587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.270712][ T1587] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.270902][ T1587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.271093][ T1587] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 74.271279][ T1587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.271478][ T1587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.271676][ T1587] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 74.271870][ T1587] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 74.272057][ T1587] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 74.272273][ T1587] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.272473][ T1587] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 74.272674][ T1587] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 74.272872][ T1587] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.273064][ T1587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.273253][ T1587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.273454][ T1587] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.273648][ T1587] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.273839][ T1587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.274030][ T1587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.274214][ T1587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.274415][ T1587] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.274605][ T1587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.274803][ T1587] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.274989][ T1587] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.275176][ T1587] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.275375][ T1587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.275559][ T1587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.275761][ T1587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.275946][ T1587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.276134][ T1587] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.276319][ T1587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.276545][ T1587] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.276770][ T1587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.276964][ T1587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.277183][ T1587] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.277663][ T1587] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.277863][ T1587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.278052][ T1587] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.278239][ T1587] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.278437][ T1587] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.278655][ T1587] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.278865][ T1587] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.279056][ T1587] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.279274][ T1587] ? move_addr_to_kernel (net/socket.c:258) [ 74.279476][ T1587] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.279676][ T1587] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.279895][ T1587] ___sys_sendmsg (net/socket.c:2752) [ 74.280080][ T1587] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 74.280298][ T1587] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.280509][ T1587] __sys_sendmsg (net/socket.c:2784) [ 74.280713][ T1587] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.280901][ T1587] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 74.281122][ T1587] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 74.281309][ T1587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.281506][ T1587] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.281708][ T1587] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.281896][ T1587] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.282086][ T1587] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.282305][ T1587] RIP: 0033:0x7f6d24a3e08e [ 74.282524][ T1587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.283071][ T1587] RSP: 002b:00007ffcf943c390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.283376][ T1587] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d24a3e08e [ 74.283643][ T1587] RDX: 0000000000000000 RSI: 00007ffcf943c440 RDI: 0000000000000005 [ 74.283913][ T1587] RBP: 00007ffcf943c3a0 R08: 0000000000000000 R09: 0000000000000000 [ 74.284167][ T1587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.284436][ T1587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf943cb10 | [ 74.319157][ T1588] ------------[ cut here ]------------ | [ 74.319332][ T1588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1588 | [ 74.319965][ T1588] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.320428][ T1588] Tainted: [W]=WARN [ 74.320741][ T1588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.320911][ T1588] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.321084][ T1588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.321626][ T1588] RSP: 0018:ffa0000000d9f020 EFLAGS: 00010286 [ 74.321802][ T1588] RAX: 00000000ffffffa6 RBX: ff11000012997e00 RCX: 1ff40000001b3dca [ 74.322034][ T1588] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012997ebc [ 74.322264][ T1588] RBP: ff1100000eae1000 R08: 1fe2200002532fd9 R09: ff11000009890b58 [ 74.322489][ T1588] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 74.322892][ T1588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 74.323116][ T1588] FS: 00007f1fa2a74840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 74.323355][ T1588] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.323521][ T1588] CR2: 00000000201e2988 CR3: 00000000106ed001 CR4: 0000000000771ef0 [ 74.323731][ T1588] PKRU: 55555554 [ 74.323829][ T1588] Call Trace: [ 74.323927][ T1588] [ 74.323995][ T1588] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.324157][ T1588] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.324263][ T1588] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 74.324416][ T1588] __dev_notify_flags (net/core/dev.c:9787) [ 74.324553][ T1588] ? netif_change_name (net/core/dev.c:1495) [ 74.324697][ T1588] ? __dev_change_flags (net/core/dev.c:9752) [ 74.324831][ T1588] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 74.324978][ T1588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.325111][ T1588] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 74.325244][ T1588] netif_change_flags (net/core/dev.c:9820) [ 74.326637][ T1588] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 74.326798][ T1588] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 74.326933][ T1588] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 74.327378][ T1588] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 74.327558][ T1588] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 74.327705][ T1588] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.327840][ T1588] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 74.327990][ T1588] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.328124][ T1588] ? __kernel_text_address (kernel/extable.c:79) [ 74.328266][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.328407][ T1588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.328540][ T1588] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.328679][ T1588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.328822][ T1588] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 74.328956][ T1588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.329087][ T1588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.329235][ T1588] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 74.329374][ T1588] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 74.329508][ T1588] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 74.329649][ T1588] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.329789][ T1588] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 74.329925][ T1588] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 74.330062][ T1588] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.330213][ T1588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.330360][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.330492][ T1588] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.330636][ T1588] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.330775][ T1588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.330911][ T1588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.331045][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.331177][ T1588] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.331323][ T1588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.331463][ T1588] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.331607][ T1588] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.331746][ T1588] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.331882][ T1588] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.332015][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.332148][ T1588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.332280][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.332417][ T1588] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.332598][ T1588] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.333122][ T1588] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.333257][ T1588] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.333393][ T1588] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.333533][ T1588] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.333672][ T1588] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.333810][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.333944][ T1588] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.334077][ T1588] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.334210][ T1588] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.334343][ T1588] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.334483][ T1588] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.334628][ T1588] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.334794][ T1588] ? move_addr_to_kernel (net/socket.c:258) [ 74.334928][ T1588] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.335070][ T1588] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.335202][ T1588] ___sys_sendmsg (net/socket.c:2752) [ 74.335333][ T1588] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 74.335501][ T1588] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.335649][ T1588] __sys_sendmsg (net/socket.c:2784) [ 74.335786][ T1588] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.335944][ T1588] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 74.336117][ T1588] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 74.336250][ T1588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.336390][ T1588] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.336522][ T1588] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.336659][ T1588] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.336797][ T1588] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.336961][ T1588] RIP: 0033:0x7f1fa2cae08e [ 74.337098][ T1588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.337583][ T1588] RSP: 002b:00007ffd43dbe0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.337788][ T1588] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1fa2cae08e [ 74.337996][ T1588] RDX: 0000000000000000 RSI: 00007ffd43dbe180 RDI: 0000000000000005 [ 74.338191][ T1588] RBP: 00007ffd43dbe0e0 R08: 0000000000000000 R09: 0000000000000000 [ 74.338392][ T1588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.338593][ T1588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd43dbe850 | [ 74.349921][ T46] ------------[ cut here ]------------ | [ 74.350103][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46 | [ 74.350354][ T46] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.350880][ T46] Tainted: [W]=WARN [ 74.350978][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.351135][ T46] Workqueue: events_unbound linkwatch_event [ 74.351294][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.351493][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.351955][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 74.352113][ T46] RAX: 00000000ffffffa6 RBX: ff1100000beb0580 RCX: 1ff4000000065f02 [ 74.352302][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb063c [ 74.352492][ T46] RBP: ff11000004dbc000 R08: 1fe22000017d60c9 R09: ff110000024a0ba8 [ 74.352678][ T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 74.352946][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 74.353125][ T46] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 74.353337][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.353496][ T46] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 74.353683][ T46] PKRU: 55555554 [ 74.353785][ T46] Call Trace: [ 74.353879][ T46] [ 74.353945][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.354068][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 74.354190][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.354284][ T46] netif_state_change (net/core/dev.c:1605) [ 74.354414][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.354566][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 74.354702][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 74.354824][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.354949][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 74.355070][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 74.355190][ T46] process_one_work (kernel/workqueue.c:3314) [ 74.355317][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 74.355444][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.355573][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 74.355707][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 74.355828][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 74.355951][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 74.356071][ T46] kthread (kernel/kthread.c:436) [ 74.356162][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.356352][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 74.356474][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 74.356630][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 74.356817][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 74.356949][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 74.357102][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 74.408055][ T1590] ------------[ cut here ]------------ | [ 74.408254][ T1590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1590 | [ 74.408531][ T1590] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.408999][ T1590] Tainted: [W]=WARN [ 74.409104][ T1590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.409276][ T1590] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.409459][ T1590] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.409958][ T1590] RSP: 0018:ffa0000000dbf150 EFLAGS: 00010286 [ 74.410138][ T1590] RAX: 00000000ffffffa6 RBX: ff1100000c216580 RCX: 1ff40000001b7df0 [ 74.410352][ T1590] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21663c [ 74.410561][ T1590] RBP: ff1100000eae1000 R08: 1fe2200001842cc9 R09: ff1100000ffd5158 [ 74.410772][ T1590] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 74.410978][ T1590] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc043c0 [ 74.411184][ T1590] FS: 00007f734bde8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 74.411430][ T1590] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.411611][ T1590] CR2: 00000000004ebb28 CR3: 0000000004c82006 CR4: 0000000000771ef0 [ 74.411826][ T1590] PKRU: 55555554 [ 74.411928][ T1590] Call Trace: [ 74.412030][ T1590] [ 74.412100][ T1590] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.412238][ T1590] ? notifier_call_chain (kernel/notifier.c:85) [ 74.412448][ T1590] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.412556][ T1590] netif_state_change (net/core/dev.c:1605) [ 74.412705][ T1590] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.412881][ T1590] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 74.413057][ T1590] linkwatch_sync_dev (net/core/link_watch.c:295) [ 74.413194][ T1590] rtnl_getlink (net/core/rtnetlink.c:4273) [ 74.413331][ T1590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.413542][ T1590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.413681][ T1590] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 74.413824][ T1590] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.413965][ T1590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.414102][ T1590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.414260][ T1590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.414401][ T1590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.414537][ T1590] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.414678][ T1590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.414817][ T1590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.414955][ T1590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.415088][ T1590] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 74.415220][ T1590] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.415358][ T1590] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.415489][ T1590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.415624][ T1590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.415766][ T1590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.415899][ T1590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.416036][ T1590] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.416168][ T1590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.416305][ T1590] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.416447][ T1590] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.416614][ T1590] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.416753][ T1590] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.416887][ T1590] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.417022][ T1590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.417154][ T1590] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.417286][ T1590] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.417425][ T1590] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.417559][ T1590] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.417724][ T1590] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.417854][ T1590] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.418024][ T1590] ? move_addr_to_kernel (net/socket.c:258) [ 74.418164][ T1590] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 74.418303][ T1590] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 74.418479][ T1590] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 74.418618][ T1590] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 74.418864][ T1590] ___sys_sendmsg (net/socket.c:2752) [ 74.418999][ T1590] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.419133][ T1590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.419274][ T1590] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 74.419412][ T1590] ? do_getsockname (net/socket.c:2192) [ 74.419549][ T1590] __sys_sendmsg (net/socket.c:2784) [ 74.419708][ T1590] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.419846][ T1590] ? __sys_getsockname (net/socket.c:2210) [ 74.419984][ T1590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.420119][ T1590] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.420251][ T1590] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.420404][ T1590] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.420537][ T1590] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.420714][ T1590] RIP: 0033:0x7f734c02208e [ 74.420855][ T1590] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.421334][ T1590] RSP: 002b:00007ffc11c80e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.421540][ T1590] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f734c02208e [ 74.421759][ T1590] RDX: 0000000000000000 RSI: 00007ffc11c80ec0 RDI: 0000000000000006 [ 74.421958][ T1590] RBP: 00007ffc11c80e20 R08: 0000000000000000 R09: 0000000000000000 [ 74.422160][ T1590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.422360][ T1590] R13: 00007ffc11c80f70 R14: 000000000000000d R15: 00007ffc11c8287a | [ 74.531320][ T1593] ------------[ cut here ]------------ | [ 74.531530][ T1593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1593 | [ 74.531851][ T1593] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.532353][ T1593] Tainted: [W]=WARN [ 74.532473][ T1593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.532676][ T1593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.532873][ T1593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.533399][ T1593] RSP: 0018:ffa0000000ddefd0 EFLAGS: 00010286 [ 74.533581][ T1593] RAX: 00000000ffffffa6 RBX: ff1100000bf6c740 RCX: 1ff40000001bbdc0 [ 74.533822][ T1593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c7fc [ 74.534067][ T1593] RBP: ff1100001001a000 R08: 1fe22000017ed901 R09: ff110000060b0b80 [ 74.534295][ T1593] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 74.534519][ T1593] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001001ae44 [ 74.534747][ T1593] FS: 00007fae91e5a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 74.535467][ T1593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.535697][ T1593] CR2: 0000000000437490 CR3: 000000000baf7005 CR4: 0000000000771ef0 [ 74.535936][ T1593] PKRU: 55555554 [ 74.536043][ T1593] Call Trace: [ 74.536149][ T1593] [ 74.536223][ T1593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.536371][ T1593] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 74.536517][ T1593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.536642][ T1593] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 74.536793][ T1593] __dev_notify_flags (net/core/dev.c:9787) [ 74.536938][ T1593] ? notifier_call_chain (kernel/notifier.c:85) [ 74.537081][ T1593] ? netif_change_name (net/core/dev.c:1495) [ 74.537226][ T1593] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 74.537376][ T1593] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 74.537523][ T1593] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 74.537702][ T1593] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 74.537881][ T1593] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 74.538054][ T1593] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 74.538202][ T1593] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 74.538363][ T1593] ? nla_strscpy (lib/nlattr.c:795) [ 74.538510][ T1593] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 74.538659][ T1593] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.538824][ T1593] ? __dev_get_by_name (net/core/dev.c:883) [ 74.538970][ T1593] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.539119][ T1593] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.539269][ T1593] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.539420][ T1593] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.539563][ T1593] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.539716][ T1593] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.539878][ T1593] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.540021][ T1593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.540194][ T1593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.540352][ T1593] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.540496][ T1593] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.540644][ T1593] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.540790][ T1593] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.540946][ T1593] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.541091][ T1593] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.541232][ T1593] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.541417][ T1593] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.541566][ T1593] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.541743][ T1593] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.541919][ T1593] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.542064][ T1593] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.542206][ T1593] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.542353][ T1593] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.542495][ T1593] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.542650][ T1593] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.542822][ T1593] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.542995][ T1593] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.543140][ T1593] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.543282][ T1593] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.543429][ T1593] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.543614][ T1593] ? move_addr_to_kernel (net/socket.c:258) [ 74.543768][ T1593] ___sys_sendmsg (net/socket.c:2752) [ 74.543908][ T1593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.544074][ T1593] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.544248][ T1593] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 74.544400][ T1593] __sys_sendmsg (net/socket.c:2784) [ 74.544543][ T1593] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.544702][ T1593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.544845][ T1593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.545000][ T1593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.545147][ T1593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.545314][ T1593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.545462][ T1593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.545663][ T1593] RIP: 0033:0x7fae9209408e [ 74.545855][ T1593] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.546378][ T1593] RSP: 002b:00007ffc8b1b1ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.546621][ T1593] RAX: ffffffffffffffda RBX: 00007ffc8b1b2670 RCX: 00007fae9209408e [ 74.546848][ T1593] RDX: 0000000000000000 RSI: 00007ffc8b1b1f70 RDI: 0000000000000005 [ 74.547082][ T1593] RBP: 00007ffc8b1b1ed0 R08: 0000000000000000 R09: 0000000000000000 [ 74.547297][ T1593] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.547533][ T1593] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8b1b2640 | [ 74.591434][ T1594] ------------[ cut here ]------------ | [ 74.591658][ T1594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1594 | [ 74.592007][ T1594] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.592603][ T1594] Tainted: [W]=WARN [ 74.592773][ T1594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.593003][ T1594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.593242][ T1594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.594203][ T1594] RSP: 0018:ffa0000000deefd0 EFLAGS: 00010286 [ 74.594448][ T1594] RAX: 00000000ffffffa6 RBX: ff1100000fb2f540 RCX: 1ff40000001bddc0 [ 74.594733][ T1594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f5fc [ 74.595000][ T1594] RBP: ff1100000fc7a000 R08: 1fe2200001f65ec1 R09: ff110000060b5180 [ 74.595264][ T1594] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 74.595541][ T1594] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc7ae44 [ 74.595838][ T1594] FS: 00007fd90082d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.596142][ T1594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.596389][ T1594] CR2: 0000000000437490 CR3: 0000000004bab005 CR4: 0000000000771ef0 [ 74.596673][ T1594] PKRU: 55555554 [ 74.596841][ T1594] Call Trace: [ 74.597000][ T1594] [ 74.597126][ T1594] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.597323][ T1594] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 74.597536][ T1594] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.597716][ T1594] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 74.597913][ T1594] __dev_notify_flags (net/core/dev.c:9787) [ 74.598110][ T1594] ? notifier_call_chain (kernel/notifier.c:85) [ 74.598363][ T1594] ? netif_change_name (net/core/dev.c:1495) [ 74.598559][ T1594] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 74.598786][ T1594] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 74.598989][ T1594] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 74.599202][ T1594] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 74.599417][ T1594] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 74.599620][ T1594] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 74.599920][ T1594] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 74.600117][ T1594] ? nla_strscpy (lib/nlattr.c:795) [ 74.600317][ T1594] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 74.600528][ T1594] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.600742][ T1594] ? __dev_get_by_name (net/core/dev.c:883) [ 74.600942][ T1594] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.601142][ T1594] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.601342][ T1594] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.601554][ T1594] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.601779][ T1594] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.601983][ T1594] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.602186][ T1594] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.602394][ T1594] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.602649][ T1594] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.602852][ T1594] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.603050][ T1594] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.603246][ T1594] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.603455][ T1594] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.603665][ T1594] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.603871][ T1594] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.604072][ T1594] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.604297][ T1594] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.604513][ T1594] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.604730][ T1594] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.604932][ T1594] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.605129][ T1594] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.605328][ T1594] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.605540][ T1594] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.605755][ T1594] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.605954][ T1594] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.606153][ T1594] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.606366][ T1594] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.606565][ T1594] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.606777][ T1594] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.606975][ T1594] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.607203][ T1594] ? move_addr_to_kernel (net/socket.c:258) [ 74.607419][ T1594] ___sys_sendmsg (net/socket.c:2752) [ 74.607620][ T1594] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.607829][ T1594] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.608037][ T1594] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 74.608237][ T1594] __sys_sendmsg (net/socket.c:2784) [ 74.608448][ T1594] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.608659][ T1594] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.608865][ T1594] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.609063][ T1594] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.609260][ T1594] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.609471][ T1594] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.609680][ T1594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.609922][ T1594] RIP: 0033:0x7fd900a6708e [ 74.610124][ T1594] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.610725][ T1594] RSP: 002b:00007ffc1bd36a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.611001][ T1594] RAX: ffffffffffffffda RBX: 00007ffc1bd371c0 RCX: 00007fd900a6708e [ 74.611269][ T1594] RDX: 0000000000000000 RSI: 00007ffc1bd36ac0 RDI: 0000000000000005 [ 74.611548][ T1594] RBP: 00007ffc1bd36a20 R08: 0000000000000000 R09: 0000000000000000 [ 74.611829][ T1594] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.612095][ T1594] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1bd37190 | [ 74.637518][ T1595] ------------[ cut here ]------------ | [ 74.637715][ T1595] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1595 | [ 74.638032][ T1595] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.638891][ T1595] Tainted: [W]=WARN [ 74.639029][ T1595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.639196][ T1595] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.639378][ T1595] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.639877][ T1595] RSP: 0018:ffa0000000dff020 EFLAGS: 00010286 [ 74.640048][ T1595] RAX: 00000000ffffffa6 RBX: ff110000028fe580 RCX: 1ff40000001bfdca [ 74.640248][ T1595] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe63c [ 74.640451][ T1595] RBP: ff1100001001a000 R08: 1fe220000051fcc9 R09: ff1100000fa05158 [ 74.640693][ T1595] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 74.640923][ T1595] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 74.641123][ T1595] FS: 00007f5c1bf8d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 74.641366][ T1595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.641547][ T1595] CR2: 0000000029083988 CR3: 00000000094a5001 CR4: 0000000000771ef0 [ 74.641758][ T1595] PKRU: 55555554 [ 74.641859][ T1595] Call Trace: [ 74.641960][ T1595] [ 74.642028][ T1595] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.642162][ T1595] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.642262][ T1595] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 74.642399][ T1595] __dev_notify_flags (net/core/dev.c:9787) [ 74.642533][ T1595] ? netif_change_name (net/core/dev.c:1495) [ 74.642672][ T1595] ? __dev_change_flags (net/core/dev.c:9752) [ 74.642809][ T1595] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 74.642941][ T1595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.643074][ T1595] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 74.643209][ T1595] netif_change_flags (net/core/dev.c:9820) [ 74.643343][ T1595] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 74.643484][ T1595] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 74.643627][ T1595] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 74.643769][ T1595] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 74.643938][ T1595] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 74.644097][ T1595] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.644235][ T1595] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 74.644403][ T1595] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.644545][ T1595] ? __kernel_text_address (kernel/extable.c:79) [ 74.644684][ T1595] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.644859][ T1595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.645015][ T1595] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.645155][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.645288][ T1595] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 74.645455][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.645605][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.645765][ T1595] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 74.645905][ T1595] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 74.646062][ T1595] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 74.646229][ T1595] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.646368][ T1595] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 74.646506][ T1595] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 74.646647][ T1595] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.646791][ T1595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.646924][ T1595] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.647075][ T1595] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.647229][ T1595] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.647387][ T1595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.647557][ T1595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.647698][ T1595] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.647854][ T1595] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.647998][ T1595] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.648133][ T1595] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.648266][ T1595] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.648407][ T1595] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.648883][ T1595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.649026][ T1595] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.649191][ T1595] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.649341][ T1595] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.649493][ T1595] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.649645][ T1595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.649783][ T1595] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.649922][ T1595] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.650055][ T1595] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.650190][ T1595] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.650323][ T1595] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.650489][ T1595] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.650663][ T1595] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.650823][ T1595] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.650986][ T1595] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.651150][ T1595] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.651288][ T1595] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.651455][ T1595] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.651641][ T1595] ? move_addr_to_kernel (net/socket.c:258) [ 74.651782][ T1595] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.651917][ T1595] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.652061][ T1595] ___sys_sendmsg (net/socket.c:2752) [ 74.652197][ T1595] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 74.652365][ T1595] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.652509][ T1595] __sys_sendmsg (net/socket.c:2784) [ 74.652649][ T1595] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.652788][ T1595] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 74.652959][ T1595] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 74.653094][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.653227][ T1595] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.653364][ T1595] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.653497][ T1595] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.653631][ T1595] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.653801][ T1595] RIP: 0033:0x7f5c1c1c708e [ 74.653941][ T1595] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.654419][ T1595] RSP: 002b:00007ffe238a8460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.654663][ T1595] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5c1c1c708e [ 74.654870][ T1595] RDX: 0000000000000000 RSI: 00007ffe238a8510 RDI: 0000000000000005 [ 74.655099][ T1595] RBP: 00007ffe238a8470 R08: 0000000000000000 R09: 0000000000000000 [ 74.655300][ T1595] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.655542][ T1595] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe238a8be0 | [ 74.686542][ T1596] ------------[ cut here ]------------ | [ 74.686761][ T1596] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1596 | [ 74.687096][ T1596] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.687676][ T1596] Tainted: [W]=WARN [ 74.687835][ T1596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.688084][ T1596] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.688318][ T1596] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.688879][ T1596] RSP: 0018:ffa0000000e0f020 EFLAGS: 00010286 [ 74.689096][ T1596] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff40000001c1dca [ 74.689344][ T1596] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 74.689794][ T1596] RBP: ff1100000fc7a000 R08: 1fe2200001535689 R09: ff11000012a5d158 [ 74.690131][ T1596] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 74.690491][ T1596] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 74.690869][ T1596] FS: 00007fe4a487a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.691276][ T1596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.691584][ T1596] CR2: 000000003eb62988 CR3: 0000000004bab001 CR4: 0000000000771ef0 [ 74.691940][ T1596] PKRU: 55555554 [ 74.692165][ T1596] Call Trace: [ 74.692405][ T1596] [ 74.692540][ T1596] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.692741][ T1596] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.692924][ T1596] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 74.693116][ T1596] __dev_notify_flags (net/core/dev.c:9787) [ 74.693303][ T1596] ? netif_change_name (net/core/dev.c:1495) [ 74.694267][ T1596] ? __dev_change_flags (net/core/dev.c:9752) [ 74.694496][ T1596] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 74.694699][ T1596] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.694887][ T1596] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 74.695075][ T1596] netif_change_flags (net/core/dev.c:9820) [ 74.695261][ T1596] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 74.695480][ T1596] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 74.695677][ T1596] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 74.695874][ T1596] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 74.696095][ T1596] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 74.696280][ T1596] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.696480][ T1596] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 74.696708][ T1596] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.696895][ T1596] ? __kernel_text_address (kernel/extable.c:79) [ 74.697083][ T1596] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.697271][ T1596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.697469][ T1596] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.697669][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.697884][ T1596] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 74.698072][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.698257][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.698459][ T1596] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 74.698655][ T1596] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 74.698898][ T1596] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 74.699083][ T1596] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.699268][ T1596] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 74.699468][ T1596] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 74.699683][ T1596] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.699881][ T1596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.700065][ T1596] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.700253][ T1596] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.700451][ T1596] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.700646][ T1596] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.700841][ T1596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.701024][ T1596] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.701208][ T1596] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.701403][ T1596] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.701592][ T1596] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.701794][ T1596] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.701979][ T1596] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.702162][ T1596] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.702361][ T1596] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.702550][ T1596] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.702752][ T1596] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.702939][ T1596] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.703123][ T1596] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.703308][ T1596] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.703509][ T1596] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.703711][ T1596] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.703902][ T1596] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.704089][ T1596] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.704276][ T1596] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.704475][ T1596] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.704674][ T1596] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.704895][ T1596] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.705085][ T1596] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.705295][ T1596] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.705494][ T1596] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.705759][ T1596] ? move_addr_to_kernel (net/socket.c:258) [ 74.705950][ T1596] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.706138][ T1596] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.706326][ T1596] ___sys_sendmsg (net/socket.c:2752) [ 74.706525][ T1596] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 74.706760][ T1596] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.706959][ T1596] __sys_sendmsg (net/socket.c:2784) [ 74.707152][ T1596] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.707373][ T1596] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 74.707599][ T1596] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 74.707796][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.707984][ T1596] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.708203][ T1596] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.708402][ T1596] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.708592][ T1596] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.708824][ T1596] RIP: 0033:0x7fe4a4ab408e [ 74.709018][ T1596] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.709555][ T1596] RSP: 002b:00007fff07c46b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.709824][ T1596] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe4a4ab408e [ 74.710074][ T1596] RDX: 0000000000000000 RSI: 00007fff07c46bc0 RDI: 0000000000000005 [ 74.710322][ T1596] RBP: 00007fff07c46b20 R08: 0000000000000000 R09: 0000000000000000 [ 74.710587][ T1596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffc [ 74.710857][ T1596] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff07c47290 | [ 74.815828][ T1599] ------------[ cut here ]------------ | [ 74.816036][ T1599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1599 | [ 74.816354][ T1599] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.816842][ T1599] Tainted: [W]=WARN [ 74.816950][ T1599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.817127][ T1599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.817323][ T1599] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.817857][ T1599] RSP: 0018:ffa0000000e3f090 EFLAGS: 00010286 [ 74.818033][ T1599] RAX: 00000000ffffffa6 RBX: ff1100000bcae900 RCX: 1ff40000001c7dd8 [ 74.818244][ T1599] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae9bc [ 74.818502][ T1599] RBP: ff1100001001a000 R08: 1fe2200001795d39 R09: ff11000004f8d180 [ 74.818740][ T1599] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 74.818982][ T1599] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 74.819201][ T1599] FS: 00007f27bfc3e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 74.819451][ T1599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.819631][ T1599] CR2: 000000000042e5e0 CR3: 0000000004fa7002 CR4: 0000000000771ef0 [ 74.819849][ T1599] PKRU: 55555554 [ 74.819954][ T1599] Call Trace: [ 74.820060][ T1599] [ 74.820133][ T1599] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.820274][ T1599] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 74.820422][ T1599] notifier_call_chain (kernel/notifier.c:85) [ 74.820565][ T1599] __netdev_upper_dev_link (net/core/dev.c:8931) [ 74.820803][ T1599] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 74.820963][ T1599] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 74.821112][ T1599] netdev_upper_dev_link (net/core/dev.c:8972) [ 74.821279][ T1599] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 74.821426][ T1599] register_vlan_dev (net/8021q/vlan.c:183) [ 74.821586][ T1599] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 74.821735][ T1599] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 74.821877][ T1599] ? nla_strscpy (lib/nlattr.c:795) [ 74.822018][ T1599] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 74.822161][ T1599] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.822302][ T1599] ? __dev_get_by_name (net/core/dev.c:883) [ 74.822451][ T1599] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.822601][ T1599] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.822941][ T1599] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.823109][ T1599] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.823249][ T1599] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.823394][ T1599] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.823534][ T1599] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.823679][ T1599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.823829][ T1599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.824227][ T1599] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.824399][ T1599] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.824541][ T1599] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.824686][ T1599] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.824833][ T1599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.824976][ T1599] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.825130][ T1599] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.825271][ T1599] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.825416][ T1599] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.825559][ T1599] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.825710][ T1599] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.825852][ T1599] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.826013][ T1599] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.826160][ T1599] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.826304][ T1599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.826453][ T1599] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.826603][ T1599] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.826784][ T1599] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.826933][ T1599] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.827084][ T1599] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.827269][ T1599] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.827447][ T1599] ? move_addr_to_kernel (net/socket.c:258) [ 74.827602][ T1599] ___sys_sendmsg (net/socket.c:2752) [ 74.827753][ T1599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.827899][ T1599] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.828055][ T1599] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 74.828202][ T1599] __sys_sendmsg (net/socket.c:2784) [ 74.828352][ T1599] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.828503][ T1599] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.828686][ T1599] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.828838][ T1599] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.828977][ T1599] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.829118][ T1599] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.829273][ T1599] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.829459][ T1599] RIP: 0033:0x7f27bfe7808e [ 74.829651][ T1599] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.830168][ T1599] RSP: 002b:00007ffe4d549ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.830393][ T1599] RAX: ffffffffffffffda RBX: 00007ffe4d54a690 RCX: 00007f27bfe7808e [ 74.830638][ T1599] RDX: 0000000000000000 RSI: 00007ffe4d549f80 RDI: 0000000000000005 [ 74.830856][ T1599] RBP: 00007ffe4d549ee0 R08: 0000000000000000 R09: 0000000000000000 [ 74.831064][ T1599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd [ 74.831278][ T1599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d54a650 | [ 74.833024][ T1599] ------------[ cut here ]------------ | [ 74.833163][ T1599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1599 | [ 74.833448][ T1599] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.833921][ T1599] Tainted: [W]=WARN [ 74.834031][ T1599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.834208][ T1599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.834421][ T1599] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.834939][ T1599] RSP: 0018:ffa0000000e3f1b0 EFLAGS: 00010286 [ 74.835114][ T1599] RAX: 00000000ffffffa6 RBX: ff1100000bcae580 RCX: 1ff40000001c7dfc [ 74.835325][ T1599] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae63c [ 74.835542][ T1599] RBP: ff1100000a3ec000 R08: 1fe2200001795cc9 R09: ff11000004f8d180 [ 74.836032][ T1599] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 74.836241][ T1599] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 74.836461][ T1599] FS: 00007f27bfc3e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 74.836860][ T1599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.837046][ T1599] CR2: 000000000042e5e0 CR3: 0000000004fa7002 CR4: 0000000000771ef0 [ 74.837255][ T1599] PKRU: 55555554 [ 74.837389][ T1599] Call Trace: [ 74.837523][ T1599] [ 74.837597][ T1599] ? register_vlan_dev (net/8021q/vlan.c:188) [ 74.837738][ T1599] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.837877][ T1599] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.838013][ T1599] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.838118][ T1599] __dev_notify_flags (net/core/dev.c:9787) [ 74.838466][ T1599] ? netdev_update_features (net/core/dev.c:11098) [ 74.838613][ T1599] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 74.838791][ T1599] ? netif_change_name (net/core/dev.c:1495) [ 74.838962][ T1599] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.839099][ T1599] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 74.839267][ T1599] ? register_vlan_dev (net/8021q/vlan.c:196) [ 74.839411][ T1599] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 74.839552][ T1599] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 74.839700][ T1599] ? nla_strscpy (lib/nlattr.c:795) [ 74.839839][ T1599] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 74.840001][ T1599] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.840138][ T1599] ? __dev_get_by_name (net/core/dev.c:883) [ 74.840273][ T1599] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.840424][ T1599] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.840569][ T1599] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.840969][ T1599] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.841113][ T1599] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.841249][ T1599] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.841392][ T1599] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.841530][ T1599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.841678][ T1599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.841850][ T1599] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.842016][ T1599] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.842152][ T1599] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.842287][ T1599] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.842432][ T1599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.842573][ T1599] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.842719][ T1599] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.842881][ T1599] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.843021][ T1599] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.843159][ T1599] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.843301][ T1599] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.843459][ T1599] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.843601][ T1599] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.843745][ T1599] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.843882][ T1599] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.844036][ T1599] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.844175][ T1599] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.844325][ T1599] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.844479][ T1599] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.844622][ T1599] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.844763][ T1599] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.844933][ T1599] ? move_addr_to_kernel (net/socket.c:258) [ 74.845098][ T1599] ___sys_sendmsg (net/socket.c:2752) [ 74.845262][ T1599] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.845405][ T1599] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.845594][ T1599] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 74.845739][ T1599] __sys_sendmsg (net/socket.c:2784) [ 74.845874][ T1599] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.846014][ T1599] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.846150][ T1599] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.846301][ T1599] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.846471][ T1599] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.846615][ T1599] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.846759][ T1599] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.846928][ T1599] RIP: 0033:0x7f27bfe7808e [ 74.847072][ T1599] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.847570][ T1599] RSP: 002b:00007ffe4d549ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.847811][ T1599] RAX: ffffffffffffffda RBX: 00007ffe4d54a690 RCX: 00007f27bfe7808e [ 74.848039][ T1599] RDX: 0000000000000000 RSI: 00007ffe4d549f80 RDI: 0000000000000005 [ 74.848241][ T1599] RBP: 00007ffe4d549ee0 R08: 0000000000000000 R09: 0000000000000000 [ 74.848449][ T1599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd [ 74.848678][ T1599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d54a650 | [ 74.891377][ T1600] ------------[ cut here ]------------ | [ 74.891606][ T1600] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1600 | [ 74.891952][ T1600] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.892905][ T1600] Tainted: [W]=WARN [ 74.893070][ T1600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.893411][ T1600] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.893742][ T1600] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.894505][ T1600] RSP: 0018:ffa0000000e3f090 EFLAGS: 00010286 [ 74.894822][ T1600] RAX: 00000000ffffffa6 RBX: ff1100000c9b7c40 RCX: 1ff40000001c7dd8 [ 74.895124][ T1600] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7cfc [ 74.895397][ T1600] RBP: ff1100000fc7a000 R08: 1fe2200001936fa1 R09: ff11000005a7ae80 [ 74.895668][ T1600] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 74.895934][ T1600] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 74.896196][ T1600] FS: 00007f917f228840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.896506][ T1600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.896751][ T1600] CR2: 00007f917f59d040 CR3: 0000000004fa7002 CR4: 0000000000771ef0 [ 74.897011][ T1600] PKRU: 55555554 [ 74.897166][ T1600] Call Trace: [ 74.897325][ T1600] [ 74.897462][ T1600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.897706][ T1600] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 74.897910][ T1600] notifier_call_chain (kernel/notifier.c:85) [ 74.898111][ T1600] __netdev_upper_dev_link (net/core/dev.c:8931) [ 74.898309][ T1600] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 74.898522][ T1600] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 74.898739][ T1600] netdev_upper_dev_link (net/core/dev.c:8972) [ 74.898938][ T1600] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 74.899137][ T1600] register_vlan_dev (net/8021q/vlan.c:183) [ 74.899336][ T1600] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 74.899549][ T1600] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 74.899764][ T1600] ? nla_strscpy (lib/nlattr.c:795) [ 74.899963][ T1600] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 74.900163][ T1600] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.900375][ T1600] ? __dev_get_by_name (net/core/dev.c:883) [ 74.900574][ T1600] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.900798][ T1600] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.901000][ T1600] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.901202][ T1600] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.901412][ T1600] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.901616][ T1600] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.901821][ T1600] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.902018][ T1600] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.902235][ T1600] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.902439][ T1600] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.902665][ T1600] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.902896][ T1600] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.903098][ T1600] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.903293][ T1600] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.903515][ T1600] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.903737][ T1600] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.903934][ T1600] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.904126][ T1600] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.904332][ T1600] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.904551][ T1600] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.904766][ T1600] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.904968][ T1600] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.905168][ T1600] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.905381][ T1600] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.905583][ T1600] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.905803][ T1600] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.906004][ T1600] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.906230][ T1600] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.906438][ T1600] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.906643][ T1600] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.906878][ T1600] ? move_addr_to_kernel (net/socket.c:258) [ 74.907108][ T1600] ___sys_sendmsg (net/socket.c:2752) [ 74.907310][ T1600] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.907522][ T1600] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.907747][ T1600] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 74.907946][ T1600] __sys_sendmsg (net/socket.c:2784) [ 74.908143][ T1600] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.908342][ T1600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.908567][ T1600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.908823][ T1600] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.909016][ T1600] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.909209][ T1600] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.909436][ T1600] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.909675][ T1600] RIP: 0033:0x7f917f46208e [ 74.909883][ T1600] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.910449][ T1600] RSP: 002b:00007fff2b94f920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.910728][ T1600] RAX: ffffffffffffffda RBX: 00007fff2b9500e0 RCX: 00007f917f46208e [ 74.910994][ T1600] RDX: 0000000000000000 RSI: 00007fff2b94f9d0 RDI: 0000000000000005 [ 74.911277][ T1600] RBP: 00007fff2b94f930 R08: 0000000000000000 R09: 0000000000000000 [ 74.911560][ T1600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd [ 74.911835][ T1600] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2b9500a0 | [ 74.914030][ T1600] ------------[ cut here ]------------ | [ 74.914210][ T1600] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1600 | [ 74.914542][ T1600] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.915161][ T1600] Tainted: [W]=WARN [ 74.915315][ T1600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.915549][ T1600] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.915795][ T1600] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.916328][ T1600] RSP: 0018:ffa0000000e3f1b0 EFLAGS: 00010286 [ 74.916595][ T1600] RAX: 00000000ffffffa6 RBX: ff1100000eed8580 RCX: 1ff40000001c7dfc [ 74.916889][ T1600] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed863c [ 74.917161][ T1600] RBP: ff11000004e91000 R08: 1fe2200001ddb0c9 R09: ff11000005a7ae80 [ 74.917432][ T1600] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 74.917707][ T1600] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 74.917982][ T1600] FS: 00007f917f228840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 74.918276][ T1600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.918519][ T1600] CR2: 00007f917f59d040 CR3: 0000000004fa7002 CR4: 0000000000771ef0 [ 74.918793][ T1600] PKRU: 55555554 [ 74.918948][ T1600] Call Trace: [ 74.919100][ T1600] [ 74.919230][ T1600] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.919435][ T1600] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.919632][ T1600] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.919801][ T1600] __dev_notify_flags (net/core/dev.c:9787) [ 74.919993][ T1600] ? netdev_update_features (net/core/dev.c:11098) [ 74.920213][ T1600] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 74.920454][ T1600] ? netif_change_name (net/core/dev.c:1495) [ 74.920656][ T1600] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 74.920879][ T1600] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 74.921073][ T1600] ? register_vlan_dev (net/8021q/vlan.c:196) [ 74.921262][ T1600] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 74.921468][ T1600] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 74.921672][ T1600] ? nla_strscpy (lib/nlattr.c:795) [ 74.921873][ T1600] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 74.922065][ T1600] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 74.922253][ T1600] ? __dev_get_by_name (net/core/dev.c:883) [ 74.922458][ T1600] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 74.922701][ T1600] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 74.922903][ T1600] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.923096][ T1600] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.923297][ T1600] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.923501][ T1600] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.923714][ T1600] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.923904][ T1600] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.924099][ T1600] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.924290][ T1600] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.924495][ T1600] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.924704][ T1600] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.924894][ T1600] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.925083][ T1600] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.925274][ T1600] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.925476][ T1600] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.925678][ T1600] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.925878][ T1600] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.926069][ T1600] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.926262][ T1600] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.926465][ T1600] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.926671][ T1600] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.926871][ T1600] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.927062][ T1600] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.927256][ T1600] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.927465][ T1600] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.927669][ T1600] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.927871][ T1600] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.928062][ T1600] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.928252][ T1600] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.928487][ T1600] ? move_addr_to_kernel (net/socket.c:258) [ 74.928700][ T1600] ___sys_sendmsg (net/socket.c:2752) [ 74.928889][ T1600] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.929124][ T1600] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.929328][ T1600] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 74.929551][ T1600] __sys_sendmsg (net/socket.c:2784) [ 74.929759][ T1600] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.929968][ T1600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.930164][ T1600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.930372][ T1600] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.930564][ T1600] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.930773][ T1600] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.930966][ T1600] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.931189][ T1600] RIP: 0033:0x7f917f46208e [ 74.931401][ T1600] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.931982][ T1600] RSP: 002b:00007fff2b94f920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.932239][ T1600] RAX: ffffffffffffffda RBX: 00007fff2b9500e0 RCX: 00007f917f46208e [ 74.932503][ T1600] RDX: 0000000000000000 RSI: 00007fff2b94f9d0 RDI: 0000000000000005 [ 74.932800][ T1600] RBP: 00007fff2b94f930 R08: 0000000000000000 R09: 0000000000000000 [ 74.933064][ T1600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd [ 74.933331][ T1600] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2b9500a0 | [ 74.960003][ T1601] ------------[ cut here ]------------ | [ 74.960186][ T1601] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1601 | [ 74.960502][ T1601] Modules linked in: vxlan ip6_gre ip_gre gre | [ 74.961005][ T1601] Tainted: [W]=WARN [ 74.961117][ T1601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.961295][ T1601] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 74.961483][ T1601] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 74.962259][ T1601] RSP: 0018:ffa0000000e4f020 EFLAGS: 00010286 [ 74.962539][ T1601] RAX: 00000000ffffffa6 RBX: ff110000107818c0 RCX: 1ff40000001c9dca [ 74.962770][ T1601] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078197c [ 74.962987][ T1601] RBP: ff1100000a3ec000 R08: 1fe22000020f0331 R09: ff1100000ffcd158 [ 74.963201][ T1601] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 74.963476][ T1601] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 74.963771][ T1601] FS: 00007f5d1bc7e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 74.964032][ T1601] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.964233][ T1601] CR2: 000000003057c988 CR3: 0000000010295001 CR4: 0000000000771ef0 [ 74.964547][ T1601] PKRU: 55555554 [ 74.964666][ T1601] Call Trace: [ 74.964778][ T1601] [ 74.964875][ T1601] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 74.965019][ T1601] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 74.965137][ T1601] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 74.965288][ T1601] __dev_notify_flags (net/core/dev.c:9787) [ 74.965527][ T1601] ? netif_change_name (net/core/dev.c:1495) [ 74.965670][ T1601] ? __dev_change_flags (net/core/dev.c:9752) [ 74.965843][ T1601] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 74.965993][ T1601] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.966145][ T1601] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 74.966286][ T1601] netif_change_flags (net/core/dev.c:9820) [ 74.966499][ T1601] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 74.966665][ T1601] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 74.966868][ T1601] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 74.967006][ T1601] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 74.967177][ T1601] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 74.967314][ T1601] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.967457][ T1601] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 74.967595][ T1601] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.967740][ T1601] ? __kernel_text_address (kernel/extable.c:79) [ 74.967879][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.968032][ T1601] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.968183][ T1601] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.968355][ T1601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.968508][ T1601] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 74.968664][ T1601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.968835][ T1601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.968999][ T1601] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 74.969138][ T1601] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 74.969274][ T1601] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 74.969421][ T1601] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 74.969562][ T1601] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 74.969713][ T1601] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 74.969853][ T1601] rtnl_newlink (net/core/rtnetlink.c:4150) [ 74.969993][ T1601] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.970131][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.970268][ T1601] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.970438][ T1601] ? mark_usage (kernel/locking/lockdep.c:4674) [ 74.970594][ T1601] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.970755][ T1601] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.970911][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.971075][ T1601] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.971240][ T1601] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 74.971410][ T1601] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 74.971551][ T1601] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 74.971723][ T1601] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.971883][ T1601] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.972020][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.972209][ T1601] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 74.972353][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 74.972517][ T1601] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 74.972673][ T1601] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 74.972832][ T1601] ? netlink_ack (./include/linux/skbuff.h:2718) [ 74.973000][ T1601] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 74.973141][ T1601] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 74.973308][ T1601] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 74.973482][ T1601] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 74.973649][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 74.973811][ T1601] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 74.973963][ T1601] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 74.974101][ T1601] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 74.974240][ T1601] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 74.974384][ T1601] ? copy_msghdr_from_user (net/socket.c:2635) [ 74.974522][ T1601] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 74.974701][ T1601] ? move_addr_to_kernel (net/socket.c:258) [ 74.974867][ T1601] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 74.975005][ T1601] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 74.975169][ T1601] ___sys_sendmsg (net/socket.c:2752) [ 74.975334][ T1601] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 74.975539][ T1601] ? copy_msghdr_from_user (net/socket.c:2603) [ 74.975702][ T1601] __sys_sendmsg (net/socket.c:2784) [ 74.975868][ T1601] ? __sys_sendmsg_sock (net/socket.c:2765) [ 74.976000][ T1601] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 74.976167][ T1601] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 74.976300][ T1601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 74.976438][ T1601] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 74.976572][ T1601] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 74.976716][ T1601] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 74.976849][ T1601] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 74.977012][ T1601] RIP: 0033:0x7f5d1beb808e [ 74.977152][ T1601] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 74.977639][ T1601] RSP: 002b:00007ffe6fa83840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 74.977884][ T1601] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5d1beb808e [ 74.978090][ T1601] RDX: 0000000000000000 RSI: 00007ffe6fa838f0 RDI: 0000000000000005 [ 74.978296][ T1601] RBP: 00007ffe6fa83850 R08: 0000000000000000 R09: 0000000000000000 [ 74.978508][ T1601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd [ 74.978717][ T1601] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6fa83fc0 | [ 75.010518][ T1602] ------------[ cut here ]------------ | [ 75.010744][ T1602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1602 | [ 75.011279][ T1602] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.012560][ T1602] Tainted: [W]=WARN [ 75.012730][ T1602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.012953][ T1602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.013179][ T1602] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.013751][ T1602] RSP: 0018:ffa0000000e5f020 EFLAGS: 00010286 [ 75.014009][ T1602] RAX: 00000000ffffffa6 RBX: ff11000010780e40 RCX: 1ff40000001cbdca [ 75.014259][ T1602] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010780efc [ 75.014538][ T1602] RBP: ff11000004e91000 R08: 1fe22000020f01e1 R09: ff1100000ffcae58 [ 75.014805][ T1602] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 75.015078][ T1602] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 75.015853][ T1602] FS: 00007f58bff72840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.016329][ T1602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.016566][ T1602] CR2: 00007f58c02421a0 CR3: 0000000004fa7005 CR4: 0000000000771ef0 [ 75.016839][ T1602] PKRU: 55555554 [ 75.017008][ T1602] Call Trace: [ 75.017161][ T1602] [ 75.017281][ T1602] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 75.017505][ T1602] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.017712][ T1602] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.017868][ T1602] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 75.018068][ T1602] __dev_notify_flags (net/core/dev.c:9787) [ 75.018253][ T1602] ? netif_change_name (net/core/dev.c:1495) [ 75.018455][ T1602] ? __dev_change_flags (net/core/dev.c:9752) [ 75.018677][ T1602] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 75.018910][ T1602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.019129][ T1602] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 75.019319][ T1602] netif_change_flags (net/core/dev.c:9820) [ 75.019533][ T1602] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 75.019802][ T1602] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 75.020001][ T1602] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 75.020193][ T1602] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 75.020436][ T1602] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 75.020641][ T1602] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 75.020863][ T1602] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 75.021050][ T1602] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 75.021272][ T1602] ? __kernel_text_address (kernel/extable.c:79) [ 75.021472][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 75.021712][ T1602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.021908][ T1602] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 75.022107][ T1602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.022293][ T1602] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.022490][ T1602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.022742][ T1602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.022950][ T1602] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 75.023153][ T1602] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 75.023340][ T1602] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 75.023573][ T1602] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 75.023778][ T1602] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 75.024001][ T1602] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 75.024193][ T1602] rtnl_newlink (net/core/rtnetlink.c:4150) [ 75.024408][ T1602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.024616][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 75.024814][ T1602] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 75.025030][ T1602] ? mark_usage (kernel/locking/lockdep.c:4674) [ 75.025221][ T1602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.025423][ T1602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.025638][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 75.025849][ T1602] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 75.026055][ T1602] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.026264][ T1602] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 75.026503][ T1602] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 75.026740][ T1602] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 75.026974][ T1602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 75.027547][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 75.027752][ T1602] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.027952][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 75.028146][ T1602] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 75.028336][ T1602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 75.028540][ T1602] ? netlink_ack (./include/linux/skbuff.h:2718) [ 75.028754][ T1602] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 75.028944][ T1602] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 75.029136][ T1602] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 75.029328][ T1602] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 75.029532][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 75.029762][ T1602] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 75.029950][ T1602] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 75.030135][ T1602] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 75.030325][ T1602] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 75.030524][ T1602] ? copy_msghdr_from_user (net/socket.c:2635) [ 75.030726][ T1602] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 75.030942][ T1602] ? move_addr_to_kernel (net/socket.c:258) [ 75.031129][ T1602] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 75.031312][ T1602] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 75.031510][ T1602] ___sys_sendmsg (net/socket.c:2752) [ 75.031715][ T1602] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 75.031934][ T1602] ? copy_msghdr_from_user (net/socket.c:2603) [ 75.032129][ T1602] __sys_sendmsg (net/socket.c:2784) [ 75.032315][ T1602] ? __sys_sendmsg_sock (net/socket.c:2765) [ 75.032543][ T1602] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 75.032787][ T1602] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 75.032977][ T1602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.033171][ T1602] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.033374][ T1602] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.033561][ T1602] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.033768][ T1602] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.033990][ T1602] RIP: 0033:0x7f58c01ac08e [ 75.034206][ T1602] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 75.034761][ T1602] RSP: 002b:00007ffd1d834710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 75.035017][ T1602] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f58c01ac08e [ 75.035267][ T1602] RDX: 0000000000000000 RSI: 00007ffd1d8347c0 RDI: 0000000000000005 [ 75.035534][ T1602] RBP: 00007ffd1d834720 R08: 0000000000000000 R09: 0000000000000000 [ 75.035806][ T1602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd [ 75.036057][ T1602] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1d834e90 | [ 75.411702][ T12] ------------[ cut here ]------------ | [ 75.411874][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 75.412129][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.412618][ T12] Tainted: [W]=WARN [ 75.412719][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.412878][ T12] Workqueue: netns cleanup_net [ 75.413015][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.413175][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.413641][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 75.413805][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff4000000018ec7 [ 75.413989][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 75.414172][ T12] RBP: ff1100001001a000 R08: 1fe2200001663a51 R09: ff11000001aed1d0 [ 75.414416][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 75.414603][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 75.414793][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.415032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.415189][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 75.415638][ T12] PKRU: 55555554 [ 75.415735][ T12] Call Trace: [ 75.415828][ T12] [ 75.415893][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.416020][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.416121][ T12] netif_close_many (net/core/dev.c:1804) [ 75.416266][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.416397][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 75.416553][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 75.416715][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.416847][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.417006][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.417132][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.417260][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.417394][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.417528][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.417657][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.417792][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.417923][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.418048][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.418177][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.418300][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.418429][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.418556][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.418682][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.418814][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.418941][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.419072][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.419201][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.419333][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.419462][ T12] kthread (kernel/kthread.c:436) [ 75.419556][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.419720][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.419857][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.419988][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.420142][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.420276][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.420405][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.422166][ T12] ------------[ cut here ]------------ | [ 75.422305][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 75.422574][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.423074][ T12] Tainted: [W]=WARN [ 75.423172][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.423332][ T12] Workqueue: netns cleanup_net [ 75.423783][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.423959][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.424462][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 75.424628][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32ac0 RCX: 1ff4000000018e80 [ 75.424842][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32b7c [ 75.425044][ T12] RBP: ff1100000a3ec000 R08: 1fe22000019c6571 R09: ff11000001aed1d0 [ 75.425237][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 75.425436][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 75.425636][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.426251][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.426418][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 75.426632][ T12] PKRU: 55555554 [ 75.426734][ T12] Call Trace: [ 75.426842][ T12] [ 75.426929][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.427065][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.427162][ T12] netif_close_many (net/core/dev.c:1804) [ 75.427301][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.427440][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.427575][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 75.427718][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 75.427861][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 75.427998][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 75.428136][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 75.428276][ T12] notifier_call_chain (kernel/notifier.c:85) [ 75.428415][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 75.428548][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.428683][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 75.428850][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 75.429293][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.429429][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.429594][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.429796][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.429934][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.430120][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.430268][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.430413][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.430546][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.430687][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.430858][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.430991][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.431121][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.431249][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.431394][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.431523][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.431661][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.431828][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.431964][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.432100][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.432232][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.432364][ T12] kthread (kernel/kthread.c:436) [ 75.432491][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.432655][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.432797][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.432928][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.433092][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.433220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.433353][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.437743][ T12] ------------[ cut here ]------------ | [ 75.437885][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 75.438131][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.438568][ T12] Tainted: [W]=WARN [ 75.438666][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.438819][ T12] Workqueue: netns cleanup_net [ 75.438947][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.439131][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.439567][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.439729][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2eac0 RCX: 1ff4000000018eed [ 75.439917][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eb7c [ 75.440096][ T12] RBP: ff110000050c1000 R08: 1fe2200001f65d71 R09: ff11000001aed1d0 [ 75.440276][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.440460][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.440646][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.440859][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.441027][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 75.441210][ T12] PKRU: 55555554 [ 75.441299][ T12] Call Trace: [ 75.441410][ T12] [ 75.441474][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.441628][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.441785][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.441908][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.442050][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.442169][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.442288][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.442428][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.442554][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.442678][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.442805][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.442928][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.443046][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.443176][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.443294][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.443418][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.443547][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.443671][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.443986][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.444121][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.444242][ T12] kthread (kernel/kthread.c:436) [ 75.444337][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.444491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.444627][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.444752][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.444900][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.445019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.445155][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.447932][ T12] ------------[ cut here ]------------ | [ 75.448149][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 75.448475][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.448919][ T12] Tainted: [W]=WARN [ 75.449446][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.449599][ T12] Workqueue: netns cleanup_net [ 75.449730][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.449936][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.450428][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.450582][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21fa80 RCX: 1ff4000000018eed [ 75.450771][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21fb3c [ 75.450947][ T12] RBP: ff1100000ee34000 R08: 1fe2200001c43f69 R09: ff11000001aed1d0 [ 75.451121][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.451419][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.451634][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.451848][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.452012][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 75.452265][ T12] PKRU: 55555554 [ 75.452402][ T12] Call Trace: [ 75.452502][ T12] [ 75.452566][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.452736][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.452884][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.453015][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.453207][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.453326][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.453490][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.453616][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.453750][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.453898][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.454025][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.454221][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.454338][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.454507][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.454638][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.454763][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.454886][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.455090][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.455214][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.455336][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.455512][ T12] kthread (kernel/kthread.c:436) [ 75.455608][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.455760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.456131][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.456248][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.456449][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.456569][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.456715][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.459375][ T12] ------------[ cut here ]------------ | [ 75.459512][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.459795][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.460252][ T12] Tainted: [W]=WARN [ 75.460353][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.460510][ T12] Workqueue: netns cleanup_net [ 75.460652][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.460843][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.461267][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.461433][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f540 RCX: 1ff4000000018eed [ 75.461619][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f5fc [ 75.461835][ T12] RBP: ff1100000fd11000 R08: 1fe2200001c43ec1 R09: ff11000001aed1d0 [ 75.462017][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 75.462201][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.462388][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.462612][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.462769][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 75.462951][ T12] PKRU: 55555554 [ 75.463042][ T12] Call Trace: [ 75.463134][ T12] [ 75.463197][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.463363][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.463539][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.463669][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.463814][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.463933][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.464069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.464198][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.464320][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.464446][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.464573][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.464710][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.464830][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.464952][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.465073][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.465194][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.465318][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.465444][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.465569][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.465708][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.465832][ T12] kthread (kernel/kthread.c:436) [ 75.465924][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.466073][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.466203][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.466325][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.466486][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.466613][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.466750][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.468842][ T12] ------------[ cut here ]------------ | [ 75.468969][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.469212][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.469734][ T12] Tainted: [W]=WARN [ 75.469879][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.470122][ T12] Workqueue: netns cleanup_net [ 75.470320][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.470579][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.471258][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.471507][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21eac0 RCX: 1ff4000000018eed [ 75.471793][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21eb7c [ 75.472072][ T12] RBP: ff1100000ebe4000 R08: 1fe2200001c43d71 R09: ff11000001aed1d0 [ 75.472368][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 75.472673][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.472970][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.473312][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.473556][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 75.473848][ T12] PKRU: 55555554 [ 75.473991][ T12] Call Trace: [ 75.474132][ T12] [ 75.474244][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.474500][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.474738][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.474937][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.475131][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.475324][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.475656][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.475850][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.476049][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.476237][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.476453][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.476644][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.476837][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.477031][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.477221][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.477418][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.477614][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.477822][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.478022][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.478217][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.478407][ T12] kthread (kernel/kthread.c:436) [ 75.478544][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.478774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.478981][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.479163][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.479403][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.479581][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.479777][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.482556][ T12] ------------[ cut here ]------------ | [ 75.482689][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.483003][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.484450][ T12] Tainted: [W]=WARN [ 75.484550][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.484736][ T12] Workqueue: netns cleanup_net [ 75.484863][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.485024][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.485567][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.486042][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237380 RCX: 1ff4000000018eed [ 75.486228][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23743c [ 75.486468][ T12] RBP: ff11000004ce9000 R08: 1fe2200001646e89 R09: ff11000001aed1d0 [ 75.486653][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 75.486837][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.487016][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.487225][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.487427][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 75.487614][ T12] PKRU: 55555554 [ 75.487708][ T12] Call Trace: [ 75.487798][ T12] [ 75.487861][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.488016][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.488182][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.488303][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.488478][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.488630][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.488759][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.488890][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.489015][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.489136][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.489260][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.489430][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.489550][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.489678][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.489821][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.489947][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.490072][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.490197][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.490322][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.490498][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.490622][ T12] kthread (kernel/kthread.c:436) [ 75.490720][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.490869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.490990][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.491304][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.491601][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.491727][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.491847][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.494891][ T12] ------------[ cut here ]------------ | [ 75.495023][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 75.495266][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.495723][ T12] Tainted: [W]=WARN [ 75.495814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.495996][ T12] Workqueue: netns cleanup_net [ 75.496140][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.496307][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.496819][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.496973][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236740 RCX: 1ff4000000018eed [ 75.497154][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2367fc [ 75.497334][ T12] RBP: ff11000001dd4000 R08: 1fe2200001646d01 R09: ff11000001aed1d0 [ 75.497528][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 75.497725][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.497911][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 75.498120][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.498273][ T12] CR2: 00007fd7803ba574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 75.498511][ T12] PKRU: 55555554 [ 75.498605][ T12] Call Trace: [ 75.498702][ T12] [ 75.498766][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.498922][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.499077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.499203][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.499399][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.499524][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.499655][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.499788][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.499924][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.500047][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.500225][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.500428][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.500549][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.500675][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.500800][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.500924][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.501052][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.501176][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.501301][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.501506][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.501631][ T12] kthread (kernel/kthread.c:436) [ 75.501728][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.501881][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.502002][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.502123][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.502273][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.502465][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.502594][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.505443][ T12] ------------[ cut here ]------------ | [ 75.505617][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.505922][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.506466][ T12] Tainted: [W]=WARN [ 75.506614][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.506820][ T12] Workqueue: netns cleanup_net [ 75.506999][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.507206][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.507803][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.508007][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2378c0 RCX: 1ff4000000018eed [ 75.508259][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23797c [ 75.508509][ T12] RBP: ff1100000f941000 R08: 1fe2200001646f31 R09: ff11000001aed1d0 [ 75.508761][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.508996][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.509252][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.509533][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.509754][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.509992][ T12] PKRU: 55555554 [ 75.510133][ T12] Call Trace: [ 75.510279][ T12] [ 75.510405][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.510619][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.510838][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.511016][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.511190][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.511381][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.511560][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.511761][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.511955][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.512129][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.512306][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.512496][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.512682][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.512879][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.513073][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.513296][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.513496][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.513685][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.513878][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.514082][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.514326][ T12] kthread (kernel/kthread.c:436) [ 75.514493][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.514729][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.514906][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.515080][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.515284][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.515472][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.515680][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.518287][ T12] ------------[ cut here ]------------ | [ 75.518482][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.518794][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.519373][ T12] Tainted: [W]=WARN [ 75.519516][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.519735][ T12] Workqueue: netns cleanup_net [ 75.519911][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.520117][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.520614][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.520854][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a580 RCX: 1ff4000000018eed [ 75.521093][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a63c [ 75.521332][ T12] RBP: ff1100000fa74000 R08: 1fe220000194d4c9 R09: ff11000001aed1d0 [ 75.521576][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.521828][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.522060][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.522337][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.522560][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.522843][ T12] PKRU: 55555554 [ 75.522988][ T12] Call Trace: [ 75.523129][ T12] [ 75.523243][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.523727][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.523973][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.524149][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.524324][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.524515][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.524722][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.524905][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.525133][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.525316][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.525523][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.525718][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.525921][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.526097][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.526269][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.526459][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.526644][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.526829][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.527006][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.527183][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.527371][ T12] kthread (kernel/kthread.c:436) [ 75.527530][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.527751][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.527955][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.528133][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.528341][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.528547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.528736][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.531802][ T12] ------------[ cut here ]------------ | [ 75.531976][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.532259][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.532834][ T12] Tainted: [W]=WARN [ 75.532975][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.533177][ T12] Workqueue: netns cleanup_net [ 75.533389][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.533604][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.534255][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.534499][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a040 RCX: 1ff4000000018eed [ 75.534774][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a0fc [ 75.535089][ T12] RBP: ff1100000fea9000 R08: 1fe220000194d421 R09: ff11000001aed1d0 [ 75.535323][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.535593][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.535921][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.536180][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.536405][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.536654][ T12] PKRU: 55555554 [ 75.537568][ T12] Call Trace: [ 75.537811][ T12] [ 75.537926][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.538207][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.538419][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.538614][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.538834][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.539041][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.539218][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.539404][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.539595][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.539804][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.539983][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.540172][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.540440][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.540623][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.540824][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.541007][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.541189][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.541377][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.541556][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.541774][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.541950][ T12] kthread (kernel/kthread.c:436) [ 75.542092][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.542293][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.542566][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.542832][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.543042][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.543216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.543401][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.547146][ T12] ------------[ cut here ]------------ | [ 75.548387][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.548707][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.549268][ T12] Tainted: [W]=WARN [ 75.549430][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.549791][ T12] Workqueue: netns cleanup_net [ 75.549973][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.550185][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.550778][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 75.551170][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a900 RCX: 1ff4000000018e99 [ 75.551465][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a9bc [ 75.551726][ T12] RBP: ff1100000a3ec000 R08: 1fe22000018af539 R09: ff11000001aed1d0 [ 75.552052][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.552297][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.552569][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.552936][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.553143][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.553401][ T12] PKRU: 55555554 [ 75.553549][ T12] Call Trace: [ 75.553713][ T12] [ 75.553830][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.554041][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.554362][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 75.554540][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.554754][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 75.555008][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 75.555270][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 75.555463][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 75.555653][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 75.555842][ T12] notifier_call_chain (kernel/notifier.c:85) [ 75.556101][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 75.556315][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.556533][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.556808][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.556987][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.557161][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.557341][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.557617][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.557833][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.558007][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.558189][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.558466][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.558659][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.558903][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.559082][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.559341][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.559540][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.559738][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.559923][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.560184][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.560374][ T12] kthread (kernel/kthread.c:436) [ 75.560522][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.560748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.561007][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.561186][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.561407][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.561592][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.561861][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.565006][ T12] ------------[ cut here ]------------ | [ 75.565171][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.565804][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.566330][ T12] Tainted: [W]=WARN [ 75.566486][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.566715][ T12] Workqueue: netns cleanup_net [ 75.566891][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.567111][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.567615][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.567831][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a580 RCX: 1ff4000000018eed [ 75.568106][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a63c [ 75.568365][ T12] RBP: ff1100001001a000 R08: 1fe22000018af4c9 R09: ff11000001aed1d0 [ 75.568685][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.568931][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.569219][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.569496][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.569728][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.569962][ T12] PKRU: 55555554 [ 75.570111][ T12] Call Trace: [ 75.570252][ T12] [ 75.570381][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.570594][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.570822][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.571638][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.571858][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.572063][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.572241][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.572432][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.572614][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.572803][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.572980][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.573155][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.573326][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.573535][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.573787][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.573997][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.574195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.574385][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.574616][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.574857][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.575038][ T12] kthread (kernel/kthread.c:436) [ 75.575184][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.575402][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.575582][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.575775][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.576005][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.576179][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.576379][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.591092][ T12] ------------[ cut here ]------------ | [ 75.591309][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.591797][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.592371][ T12] Tainted: [W]=WARN [ 75.592522][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.592751][ T12] Workqueue: netns cleanup_net [ 75.592940][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.593172][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.593711][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 75.593927][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b540 RCX: 1ff4000000018eaf [ 75.594169][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b5fc [ 75.594428][ T12] RBP: ff11000004dbc000 R08: 1fe22000018af6c1 R09: ff11000001aed1d0 [ 75.594703][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 75.594948][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae1000 [ 75.595198][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.595485][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.595717][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.595965][ T12] PKRU: 55555554 [ 75.596110][ T12] Call Trace: [ 75.596258][ T12] [ 75.596390][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.596576][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.596743][ T12] netif_close_many (net/core/dev.c:1804) [ 75.596955][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.597166][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.597360][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.597540][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.597747][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 75.597963][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 75.598176][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.598370][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.598581][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.598777][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.598957][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 75.599171][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 75.599368][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 75.599552][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 75.599800][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 75.599995][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 75.600179][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 75.600376][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.600554][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.600753][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.600937][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.601114][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.601296][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.601492][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.601712][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.601934][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.602124][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.602309][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.602507][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.602704][ T12] kthread (kernel/kthread.c:436) [ 75.602858][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.603071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.603282][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.603511][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.603742][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.604658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.604885][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.607264][ T12] ------------[ cut here ]------------ | [ 75.607471][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.607810][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.609059][ T12] Tainted: [W]=WARN [ 75.609418][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.609716][ T12] Workqueue: netns cleanup_net [ 75.609963][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.610273][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.610883][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 75.611151][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b8c0 RCX: 1ff4000000018eaf [ 75.611512][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b97c [ 75.611818][ T12] RBP: ff1100000eae1000 R08: 1fe22000018af731 R09: ff11000001aed1d0 [ 75.612152][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 75.612526][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 75.612916][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.613287][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.613620][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.613932][ T12] PKRU: 55555554 [ 75.614138][ T12] Call Trace: [ 75.614336][ T12] [ 75.614517][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.614768][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 75.615021][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.615272][ T12] netif_close_many (net/core/dev.c:1804) [ 75.615528][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.615788][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.616029][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.616257][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.616486][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 75.616822][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 75.617036][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.617213][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.617431][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.617629][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.617817][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 75.618083][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 75.618290][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 75.618520][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 75.618747][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 75.618931][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 75.619148][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 75.619589][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.619807][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.619992][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.620203][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.620394][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.620608][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.620801][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.620987][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.621200][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.621401][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.621592][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.621797][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.621996][ T12] kthread (kernel/kthread.c:436) [ 75.622152][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.622378][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.622558][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.622776][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.622993][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.623179][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.623383][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.638045][ T12] ------------[ cut here ]------------ | [ 75.638211][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.638488][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.638934][ T12] Tainted: [W]=WARN [ 75.639025][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.639177][ T12] Workqueue: netns cleanup_net [ 75.639323][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.639490][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.639966][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 75.640139][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b1c0 RCX: 1ff4000000018ed5 [ 75.640324][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b27c [ 75.640510][ T12] RBP: ff11000004dbc000 R08: 1fe22000018d3651 R09: ff11000001aed1d0 [ 75.640709][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 75.640897][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.641081][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.641293][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.641457][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 75.641670][ T12] PKRU: 55555554 [ 75.641769][ T12] Call Trace: [ 75.641861][ T12] [ 75.642194][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.642358][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.642520][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.642650][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.642781][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 75.642941][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 75.643086][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 75.643212][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 75.643336][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 75.643465][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 75.643593][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.643721][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.643845][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.643968][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.644088][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.644211][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.644354][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.644517][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.645063][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.645234][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.645403][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.645536][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.645666][ T12] kthread (kernel/kthread.c:436) [ 75.645769][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.645923][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.646049][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.646187][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.646339][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.646511][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.646637][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.649197][ T12] ------------[ cut here ]------------ | [ 75.649741][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.649992][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.650447][ T12] Tainted: [W]=WARN [ 75.650541][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.650702][ T12] Workqueue: netns cleanup_net [ 75.650865][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.651049][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.651522][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 75.651680][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a900 RCX: 1ff4000000018ed5 [ 75.651865][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a9bc [ 75.652044][ T12] RBP: ff1100000eae1000 R08: 1fe22000018d3539 R09: ff11000001aed1d0 [ 75.652238][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 75.652420][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.652619][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.652842][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.653002][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 75.653186][ T12] PKRU: 55555554 [ 75.653276][ T12] Call Trace: [ 75.653374][ T12] [ 75.653437][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.653625][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.653782][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.653907][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.654029][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 75.654184][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 75.654310][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 75.654437][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 75.654561][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 75.654688][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 75.654830][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.654953][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.655079][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.655202][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.655327][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.655455][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.655590][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.655721][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.655854][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.655975][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.656106][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.656256][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.656409][ T12] kthread (kernel/kthread.c:436) [ 75.656505][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.656659][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.656801][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.656927][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.657082][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.657216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.657361][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.659727][ T12] ------------[ cut here ]------------ | [ 75.659855][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.660094][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.661023][ T12] Tainted: [W]=WARN [ 75.661125][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.661279][ T12] Workqueue: netns cleanup_net [ 75.661466][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.661665][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.662102][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 75.662253][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fa80 RCX: 1ff4000000018ed5 [ 75.662481][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67fb3c [ 75.662728][ T12] RBP: ff11000005e74000 R08: 1fe22000018cff69 R09: ff11000001aed1d0 [ 75.662916][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 75.663098][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.663279][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.663538][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.663731][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 75.663914][ T12] PKRU: 55555554 [ 75.664009][ T12] Call Trace: [ 75.664104][ T12] [ 75.664179][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.664335][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.664546][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.664686][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.664811][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 75.664967][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 75.665091][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 75.665215][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 75.665337][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 75.665517][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 75.665647][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.665774][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.665897][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.666018][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.666164][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.666286][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.666457][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.666589][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.666903][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.667027][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.667151][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.667279][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.667463][ T12] kthread (kernel/kthread.c:436) [ 75.667554][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.667716][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.667839][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.667960][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.668123][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.668244][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.668415][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.692416][ T1634] ------------[ cut here ]------------ | [ 75.692593][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.692992][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.693484][ T1634] Tainted: [W]=WARN [ 75.693589][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.693792][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.693966][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.694459][ T1634] RSP: 0018:ffa0000000d1fa80 EFLAGS: 00010286 [ 75.694631][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000d907000 RCX: 1ff40000001a3f16 [ 75.694835][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9070bc [ 75.695056][ T1634] RBP: ff1100000ea99000 R08: 1fe2200001b20e19 R09: ff1100000fe88b80 [ 75.695254][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.695457][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea99000 [ 75.695682][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.695933][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.696100][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.696300][ T1634] PKRU: 55555554 [ 75.696412][ T1634] Call Trace: [ 75.696513][ T1634] [ 75.696585][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.696726][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.696859][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.696960][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.697101][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.697269][ T1634] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 75.697409][ T1634] register_netdev (net/core/dev.c:11552) [ 75.697543][ T1634] loopback_net_init (drivers/net/loopback.c:218) [ 75.697685][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.697792][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.697892][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.698025][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.698159][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.698292][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.698427][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.698564][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.698707][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.698839][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.698978][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.699113][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.699258][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.699397][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.699531][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.699672][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.699823][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.699959][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.700092][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.700258][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.700405][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.700902][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.701105][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.701304][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.701509][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.701716][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.701918][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.706332][ T1634] ------------[ cut here ]------------ | [ 75.706504][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.706821][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.707289][ T1634] Tainted: [W]=WARN [ 75.707399][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.707573][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.707765][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.708246][ T1634] RSP: 0018:ffa0000000d1f918 EFLAGS: 00010286 [ 75.708416][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000e9ede00 RCX: 1ff40000001a3ee9 [ 75.708620][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edebc [ 75.708824][ T1634] RBP: ff11000007f79000 R08: 1fe2200001d3dbd9 R09: ff1100000fe88b80 [ 75.709022][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.709218][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f79000 [ 75.709438][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.709698][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.709868][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.710069][ T1634] PKRU: 55555554 [ 75.710167][ T1634] Call Trace: [ 75.710265][ T1634] [ 75.710335][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.710473][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.710611][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.710723][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.710858][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.711024][ T1634] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 75.711176][ T1634] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 75.711313][ T1634] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 75.711454][ T1634] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 75.711607][ T1634] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 75.711757][ T1634] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 75.711892][ T1634] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 75.712029][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.712130][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.712229][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.712363][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.712497][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.712635][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.712774][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.712919][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.713054][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.713188][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.713326][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.713464][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.713602][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.713743][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.713880][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.714021][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.714162][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.714294][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.714432][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.714632][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.714775][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.715267][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.715476][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.715687][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.715907][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.716106][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.716304][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.720359][ T1634] ------------[ cut here ]------------ | [ 75.720505][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.720810][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.721262][ T1634] Tainted: [W]=WARN [ 75.721380][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.721550][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.721740][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.722219][ T1634] RSP: 0018:ffa0000000d1f8f8 EFLAGS: 00010286 [ 75.722395][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000c178900 RCX: 1ff40000001a3ee5 [ 75.722629][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1789bc [ 75.722838][ T1634] RBP: ff11000008f64000 R08: 1fe220000182f139 R09: ff1100000fe88b80 [ 75.723040][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.723241][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f64000 [ 75.723446][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.723687][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.723889][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.724106][ T1634] PKRU: 55555554 [ 75.724221][ T1634] Call Trace: [ 75.724336][ T1634] [ 75.724415][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.724553][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.724700][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.724816][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.724956][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.725124][ T1634] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 75.725272][ T1634] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 75.725420][ T1634] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 75.725556][ T1634] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 75.725730][ T1634] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 75.725875][ T1634] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 75.726013][ T1634] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 75.726148][ T1634] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 75.726285][ T1634] vti_init_net (net/ipv4/ip_vti.c:517) [ 75.726425][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.726530][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.726635][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.726785][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.726930][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.727069][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.727205][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.727342][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.727489][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.727636][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.727776][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.727911][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.728048][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.728402][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.728572][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.728719][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.728854][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.728991][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.729124][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.729290][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.729461][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.729952][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.730155][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.730380][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.730590][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.730802][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.731022][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.735308][ T1634] ------------[ cut here ]------------ | [ 75.735464][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.735746][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.736214][ T1634] Tainted: [W]=WARN [ 75.736320][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.736494][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.736673][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.738090][ T1634] RSP: 0018:ffa0000000d1fa78 EFLAGS: 00010286 [ 75.738627][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000c179700 RCX: 1ff40000001a3f15 [ 75.738834][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1797bc [ 75.739036][ T1634] RBP: ff1100000fe84000 R08: 1fe220000182f2f9 R09: ff1100000fe88b80 [ 75.739253][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.739458][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe84000 [ 75.739662][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.739901][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.740262][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.740473][ T1634] PKRU: 55555554 [ 75.740573][ T1634] Call Trace: [ 75.740677][ T1634] [ 75.740752][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.740887][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.741023][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.741125][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.741283][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.741454][ T1634] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.741596][ T1634] register_netdev (net/core/dev.c:11552) [ 75.741734][ T1634] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 75.741872][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.741976][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.742076][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.742208][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.742361][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.742517][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.742663][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.742805][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.742960][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.743093][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.743225][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.743362][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.743530][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.743676][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.743816][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.743955][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.744088][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.744220][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.744358][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.744546][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.744718][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.745203][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.745408][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.745611][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.746213][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.746416][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.746626][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.750955][ T1634] ------------[ cut here ]------------ | [ 75.751126][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.751391][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.751910][ T1634] Tainted: [W]=WARN [ 75.752012][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.752202][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.752384][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.752881][ T1634] RSP: 0018:ffa0000000d1fa68 EFLAGS: 00010286 [ 75.753051][ T1634] RAX: 00000000ffffffa6 RBX: ff11000010783000 RCX: 1ff40000001a3f13 [ 75.753250][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107830bc [ 75.753463][ T1634] RBP: ff11000009214000 R08: 1fe22000020f0619 R09: ff1100000fe88b80 [ 75.753691][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.753897][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009214000 [ 75.754097][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.754330][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.754505][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.754743][ T1634] PKRU: 55555554 [ 75.754842][ T1634] Call Trace: [ 75.754943][ T1634] [ 75.755014][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.755153][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.755286][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.755393][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.755553][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.755737][ T1634] register_netdev (net/core/dev.c:11552) [ 75.755870][ T1634] sit_init_net (net/ipv6/sit.c:1860) [ 75.756006][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.756132][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.756234][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.756370][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.756679][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.756822][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.756957][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.757094][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.757227][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.757364][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.757501][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.757652][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.757794][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.757930][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.758062][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.758194][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.758339][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.758479][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.758622][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.758793][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.758964][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.759445][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.759653][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.759876][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.760072][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.760292][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.760494][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.765313][ T1634] ------------[ cut here ]------------ | [ 75.765469][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.765742][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.766254][ T1634] Tainted: [W]=WARN [ 75.766358][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.766526][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.766728][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.767201][ T1634] RSP: 0018:ffa0000000d1fa78 EFLAGS: 00010286 [ 75.767633][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000cf50e40 RCX: 1ff40000001a3f15 [ 75.767848][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50efc [ 75.768049][ T1634] RBP: ff1100000ec44000 R08: 1fe22000019ea1e1 R09: ff1100000fe88b80 [ 75.768252][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.768456][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec44000 [ 75.768659][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.768917][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.769104][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.769308][ T1634] PKRU: 55555554 [ 75.769422][ T1634] Call Trace: [ 75.769524][ T1634] [ 75.769598][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.769769][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.769907][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.770008][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.770143][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.770319][ T1634] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.770462][ T1634] register_netdev (net/core/dev.c:11552) [ 75.770612][ T1634] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 75.770752][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.770856][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.770959][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.771105][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.771239][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.771379][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.771514][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.771653][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.771795][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.771928][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.772062][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.772194][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.772327][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.772490][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.772636][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.772902][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.773036][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.773167][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.773330][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.773512][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.773668][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.774310][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.774523][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.774908][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.775119][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.775334][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.775539][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.779520][ T1634] ------------[ cut here ]------------ | [ 75.779680][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.779942][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.780431][ T1634] Tainted: [W]=WARN [ 75.780537][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.780725][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.780894][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.781362][ T1634] RSP: 0018:ffa0000000d1f918 EFLAGS: 00010286 [ 75.781530][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff40000001a3ee9 [ 75.781762][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 75.781960][ T1634] RBP: ff1100000a81c000 R08: 1fe22000004f17d9 R09: ff1100000fe88b80 [ 75.782156][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.782355][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000 [ 75.782555][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.782795][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.782962][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.783327][ T1634] PKRU: 55555554 [ 75.783461][ T1634] Call Trace: [ 75.783562][ T1634] [ 75.783633][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.783769][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.783901][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.784001][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.784133][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.784299][ T1634] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 75.785450][ T1634] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 75.785587][ T1634] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 75.785729][ T1634] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 75.785873][ T1634] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 75.786009][ T1634] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 75.786142][ T1634] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 75.786285][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.786391][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.786491][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.786627][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.786766][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.786900][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.787034][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.787190][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.787325][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.787462][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.787597][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.787746][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.787882][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.788019][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.788150][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.788284][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.788421][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.788554][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.788689][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.788858][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.788999][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.789493][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.789709][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.789905][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.790102][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.790319][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.790523][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.795340][ T1634] ------------[ cut here ]------------ | [ 75.796301][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1634 | [ 75.796661][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.797304][ T1634] Tainted: [W]=WARN [ 75.797485][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.797745][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.797922][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.798493][ T1634] RSP: 0018:ffa0000000d1f918 EFLAGS: 00010286 [ 75.798665][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000d7e2c80 RCX: 1ff40000001a3ee9 [ 75.798869][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2d3c [ 75.799069][ T1634] RBP: ff11000008f81000 R08: 1fe2200001afc5a9 R09: ff1100000fe88b80 [ 75.799266][ T1634] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 75.799546][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f81000 [ 75.799787][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 75.800023][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.800200][ T1634] CR2: 00007fbefd360690 CR3: 000000000d8a6006 CR4: 0000000000771ef0 [ 75.800485][ T1634] PKRU: 55555554 [ 75.800591][ T1634] Call Trace: [ 75.800690][ T1634] [ 75.800765][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.800899][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.801032][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.801133][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.801268][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.801537][ T1634] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 75.801682][ T1634] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 75.801820][ T1634] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 75.801952][ T1634] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 75.802113][ T1634] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 75.802255][ T1634] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 75.802470][ T1634] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 75.802617][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.802724][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.802825][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.802958][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.803090][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.803224][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.803433][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.803573][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.803716][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.803848][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.804004][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.804136][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.804284][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.804499][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.804638][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.804862][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.804996][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.805128][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.805261][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.805520][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.805667][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.806146][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.806420][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.806654][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.806859][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.807055][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.807251][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.819175][ T1634] ------------[ cut here ]------------ | [ 75.819340][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1634 | [ 75.819631][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.820078][ T1634] Tainted: [W]=WARN [ 75.820179][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.820353][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.820529][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.821013][ T1634] RSP: 0018:ffa0000000d1f918 EFLAGS: 00010286 [ 75.821181][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000ca6bc40 RCX: 1ff40000001a3ee9 [ 75.821388][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bcfc [ 75.821593][ T1634] RBP: ff11000005034000 R08: 1fe220000194d7a1 R09: ff1100000fe88b80 [ 75.821800][ T1634] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 75.822001][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005034000 [ 75.822199][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 75.822441][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.822618][ T1634] CR2: 000055f6a15ced5c CR3: 000000000d8a6003 CR4: 0000000000771ef0 [ 75.822827][ T1634] PKRU: 55555554 [ 75.822927][ T1634] Call Trace: [ 75.823026][ T1634] [ 75.823096][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.823232][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.823372][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.823482][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.823623][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.823795][ T1634] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 75.823929][ T1634] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 75.824062][ T1634] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 75.824196][ T1634] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 75.824330][ T1634] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 75.824500][ T1634] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 75.824643][ T1634] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 75.824783][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.824886][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.824986][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.825119][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.825252][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.825396][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.825536][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.825677][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.825817][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.825950][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.826083][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.826217][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.826355][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.826492][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.826628][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.826769][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.826902][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.827035][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.827169][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.827333][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.827479][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.827963][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.828162][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.828385][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.828593][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.828793][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.828992][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.833471][ T1634] ------------[ cut here ]------------ | [ 75.833621][ T1634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1634 | [ 75.833895][ T1634] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.834344][ T1634] Tainted: [W]=WARN [ 75.834456][ T1634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.834629][ T1634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.834807][ T1634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.835285][ T1634] RSP: 0018:ffa0000000d1fa70 EFLAGS: 00010286 [ 75.835462][ T1634] RAX: 00000000ffffffa6 RBX: ff1100000ca6a740 RCX: 1ff40000001a3f14 [ 75.835668][ T1634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a7fc [ 75.835873][ T1634] RBP: ff110000098f9000 R08: 1fe220000194d501 R09: ff1100000fe88b80 [ 75.836073][ T1634] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 75.836274][ T1634] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098f9000 [ 75.836489][ T1634] FS: 00007fbefd154840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 75.836733][ T1634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.836903][ T1634] CR2: 000055f6a15ced5c CR3: 000000000d8a6003 CR4: 0000000000771ef0 [ 75.837105][ T1634] PKRU: 55555554 [ 75.837205][ T1634] Call Trace: [ 75.837306][ T1634] [ 75.837380][ T1634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.837522][ T1634] ? notifier_call_chain (kernel/notifier.c:85) [ 75.837660][ T1634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.837768][ T1634] register_netdevice (net/core/dev.c:11488) [ 75.837904][ T1634] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 75.838073][ T1634] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 75.838210][ T1634] register_netdev (net/core/dev.c:11552) [ 75.838352][ T1634] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 75.838491][ T1634] ops_init (net/core/net_namespace.c:137) [ 75.838598][ T1634] setup_net (net/core/net_namespace.c:446) [ 75.838707][ T1634] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 75.838842][ T1634] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 75.838978][ T1634] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 75.839115][ T1634] copy_net_ns (net/core/net_namespace.c:579) [ 75.839250][ T1634] create_new_namespaces (kernel/nsproxy.c:132) [ 75.839393][ T1634] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 75.839530][ T1634] ksys_unshare (kernel/fork.c:3243) [ 75.839669][ T1634] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.839807][ T1634] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 75.839943][ T1634] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 75.840084][ T1634] ? __ia32_sys_open (fs/open.c:1374) [ 75.840224][ T1634] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 75.840362][ T1634] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 75.840499][ T1634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 75.840638][ T1634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 75.840778][ T1634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 75.840914][ T1634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.841081][ T1634] RIP: 0033:0x7fbefd416bcb [ 75.841221][ T1634] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 75.841714][ T1634] RSP: 002b:00007fff429bca08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 75.841921][ T1634] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbefd416bcb [ 75.842122][ T1634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 75.842323][ T1634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 75.842528][ T1634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff429bec30 [ 75.842738][ T1634] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff429bf877 | [ 75.857456][ T12] ------------[ cut here ]------------ | [ 75.857614][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.857866][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.858314][ T12] Tainted: [W]=WARN [ 75.858419][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.858582][ T12] Workqueue: netns cleanup_net [ 75.858795][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.859054][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.859797][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 75.860049][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636900 RCX: 1ff4000000018ec7 [ 75.860358][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6369bc [ 75.860657][ T12] RBP: ff1100000fc7a000 R08: 1fe22000016c6d39 R09: ff11000001aed1d0 [ 75.860968][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 75.861206][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 75.861399][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.861626][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.861791][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 75.861978][ T12] PKRU: 55555554 [ 75.862071][ T12] Call Trace: [ 75.862163][ T12] [ 75.862231][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.862362][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.862459][ T12] netif_close_many (net/core/dev.c:1804) [ 75.862594][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.862775][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 75.862933][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 75.863087][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.863211][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.863373][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.863504][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.863635][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.863764][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.863886][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.864009][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.864136][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.864261][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.864391][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.864523][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.864652][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.864781][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.864907][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.865030][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.865158][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.865285][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.865415][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.865548][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.865683][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.865836][ T12] kthread (kernel/kthread.c:436) [ 75.865936][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.866091][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.866215][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.866343][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.866509][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.866642][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.866773][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.868524][ T12] ------------[ cut here ]------------ | [ 75.868654][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.868910][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.869717][ T12] Tainted: [W]=WARN [ 75.869819][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.869980][ T12] Workqueue: netns cleanup_net [ 75.870113][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.870280][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.870759][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 75.870920][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414580 RCX: 1ff4000000018e80 [ 75.871112][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41463c [ 75.871303][ T12] RBP: ff11000004e91000 R08: 1fe22000018828c9 R09: ff11000001aed1d0 [ 75.871507][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 75.871706][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 75.871903][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.872131][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.872293][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 75.872494][ T12] PKRU: 55555554 [ 75.872594][ T12] Call Trace: [ 75.872691][ T12] [ 75.872765][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 75.872895][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 75.872992][ T12] netif_close_many (net/core/dev.c:1804) [ 75.873122][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.873253][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.873388][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 75.873521][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 75.873658][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 75.873790][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 75.873917][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 75.874054][ T12] notifier_call_chain (kernel/notifier.c:85) [ 75.874184][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 75.874313][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 75.874449][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 75.874629][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 75.874800][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 75.874930][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.875090][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.875219][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.875354][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.875488][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.875623][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.875759][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.875889][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.876017][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.876147][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.876279][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.876414][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.876543][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.876677][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.876839][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.876975][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.877107][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.877236][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.877375][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.877524][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.877654][ T12] kthread (kernel/kthread.c:436) [ 75.877758][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.877939][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.878078][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.878211][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.878375][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.878507][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.878641][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.881097][ T12] ------------[ cut here ]------------ | [ 75.881225][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 75.881931][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.882434][ T12] Tainted: [W]=WARN [ 75.882526][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.882682][ T12] Workqueue: netns cleanup_net [ 75.882814][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.883020][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.883495][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.883650][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415a80 RCX: 1ff4000000018eed [ 75.883834][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c415b3c [ 75.884010][ T12] RBP: ff1100000e01c000 R08: 1fe2200001882b69 R09: ff11000001aed1d0 [ 75.884185][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 75.884410][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.884592][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 75.884826][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.884983][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 75.885161][ T12] PKRU: 55555554 [ 75.885249][ T12] Call Trace: [ 75.885339][ T12] [ 75.885451][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.885610][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.885765][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.885888][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.886009][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.886127][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.886244][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.886417][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.886538][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.886662][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.886795][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.886918][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.887036][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.887156][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.887273][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.887444][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.887570][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.887697][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.887824][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.887950][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.888072][ T12] kthread (kernel/kthread.c:436) [ 75.888165][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.888314][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.888486][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.888610][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.888764][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.888883][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.889006][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.906071][ T12] ------------[ cut here ]------------ | [ 75.906272][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.906674][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.907272][ T12] Tainted: [W]=WARN [ 75.907438][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.907657][ T12] Workqueue: netns cleanup_net [ 75.907838][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.908044][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.908531][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.908751][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637540 RCX: 1ff4000000018eed [ 75.908976][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6375fc [ 75.909206][ T12] RBP: ff110000086e9000 R08: 1fe22000016c6ec1 R09: ff11000001aed1d0 [ 75.909507][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.909814][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.910090][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.910408][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.910659][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.910943][ T12] PKRU: 55555554 [ 75.911129][ T12] Call Trace: [ 75.911314][ T12] [ 75.911447][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.911665][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.911870][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.912044][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.912215][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.912399][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.912574][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.912768][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.912944][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.913115][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.913290][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.913481][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.913662][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.913843][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.914015][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.914188][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.914380][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.914556][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.914748][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.914927][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.915098][ T12] kthread (kernel/kthread.c:436) [ 75.915240][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.915456][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.915639][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.915824][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.916025][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.916198][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.916383][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.920090][ T12] ------------[ cut here ]------------ | [ 75.920313][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.920647][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.921292][ T12] Tainted: [W]=WARN [ 75.921446][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.921660][ T12] Workqueue: netns cleanup_net [ 75.921849][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.922057][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.922550][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.922770][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff4000000018eed [ 75.923004][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 75.923230][ T12] RBP: ff1100000a804000 R08: 1fe22000016c6f69 R09: ff11000001aed1d0 [ 75.923475][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.923738][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.923969][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.924227][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.924442][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.924683][ T12] PKRU: 55555554 [ 75.924831][ T12] Call Trace: [ 75.924971][ T12] [ 75.925084][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.925290][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.925505][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.925688][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.925889][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.926059][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.926230][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.926418][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.926596][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.926779][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.926956][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.927127][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.927294][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.927480][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.927665][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.927848][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.928026][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.928198][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.928386][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.928563][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.928808][ T12] kthread (kernel/kthread.c:436) [ 75.928959][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.929160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.929334][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.929521][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.929746][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.929919][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.930092][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.932647][ T12] ------------[ cut here ]------------ | [ 75.932818][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.933102][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.934140][ T12] Tainted: [W]=WARN [ 75.934328][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.934594][ T12] Workqueue: netns cleanup_net [ 75.934831][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.935089][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.935638][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.935909][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff4000000018eed [ 75.936185][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 75.936469][ T12] RBP: ff1100000e964000 R08: 1fe22000016c6cc9 R09: ff11000001aed1d0 [ 75.936760][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.937036][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.937313][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.937662][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.937914][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.938189][ T12] PKRU: 55555554 [ 75.938389][ T12] Call Trace: [ 75.938575][ T12] [ 75.938751][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.939001][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.939258][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.939440][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.939619][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.939800][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.939971][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.940142][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.940315][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.940516][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.940709][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.940882][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.941051][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.941226][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.941413][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.941592][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.941778][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.941951][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.942128][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.942305][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.942491][ T12] kthread (kernel/kthread.c:436) [ 75.942642][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.942851][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.943023][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.943195][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.943411][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.943583][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.943772][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.946528][ T12] ------------[ cut here ]------------ | [ 75.946708][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.947028][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.947706][ T12] Tainted: [W]=WARN [ 75.947948][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.948254][ T12] Workqueue: netns cleanup_net [ 75.948561][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.948951][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.949535][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.949875][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff4000000018eed [ 75.950219][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 75.950591][ T12] RBP: ff1100000a324000 R08: 1fe22000016c6c21 R09: ff11000001aed1d0 [ 75.950920][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.951193][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.951481][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.951807][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.952054][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.952333][ T12] PKRU: 55555554 [ 75.952533][ T12] Call Trace: [ 75.952735][ T12] [ 75.952895][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.953145][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.953404][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.953640][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.953870][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.954086][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.954330][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.954564][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.954796][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.955013][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.955247][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.955480][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.955727][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.955950][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.956166][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.956403][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.956636][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.956865][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.957089][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.957312][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.957590][ T12] kthread (kernel/kthread.c:436) [ 75.957836][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.958143][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.958421][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.958708][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.959011][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.959230][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.959414][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.972543][ T12] ------------[ cut here ]------------ | [ 75.972734][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.973023][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.973971][ T12] Tainted: [W]=WARN [ 75.974115][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.974316][ T12] Workqueue: netns cleanup_net [ 75.974509][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.974739][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.975223][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.975513][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e040 RCX: 1ff4000000018eed [ 75.975801][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e0fc [ 75.976070][ T12] RBP: ff1100000fafc000 R08: 1fe2200001c43c21 R09: ff11000001aed1d0 [ 75.976301][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.976544][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.976799][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.977060][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.977261][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.977506][ T12] PKRU: 55555554 [ 75.977659][ T12] Call Trace: [ 75.977808][ T12] [ 75.977921][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.978125][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.978328][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.978540][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.978734][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.978963][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.979136][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.979312][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.979499][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.979681][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.979867][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.980055][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.980226][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.980415][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.980593][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.980780][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.980958][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.981130][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.981306][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.981498][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.981680][ T12] kthread (kernel/kthread.c:436) [ 75.981832][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.982039][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.982212][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.982399][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.982606][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.982800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.982974][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.985775][ T12] ------------[ cut here ]------------ | [ 75.985944][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.986228][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.986795][ T12] Tainted: [W]=WARN [ 75.986937][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.987137][ T12] Workqueue: netns cleanup_net [ 75.987315][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 75.987542][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 75.988038][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 75.988241][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f1c0 RCX: 1ff4000000018eed [ 75.988484][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f27c [ 75.988734][ T12] RBP: ff1100000ed41000 R08: 1fe2200001c43e51 R09: ff11000001aed1d0 [ 75.988967][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 75.989234][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 75.989509][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 75.989796][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.989999][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 75.990230][ T12] PKRU: 55555554 [ 75.990384][ T12] Call Trace: [ 75.990526][ T12] [ 75.990650][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 75.990871][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 75.991074][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 75.991248][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 75.991437][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 75.991662][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 75.991845][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 75.992024][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 75.992236][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 75.992427][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 75.992620][ T12] cleanup_net (net/core/net_namespace.c:702) [ 75.992852][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 75.993027][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 75.993201][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 75.993388][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 75.993565][ T12] process_one_work (kernel/workqueue.c:3314) [ 75.993761][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 75.993937][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 75.994116][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 75.994294][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 75.994481][ T12] kthread (kernel/kthread.c:436) [ 75.994634][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 75.994849][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.995024][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 75.995200][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 75.995418][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 75.995595][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 75.995781][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 75.998314][ T12] ------------[ cut here ]------------ | [ 75.998492][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 75.998798][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 75.999328][ T12] Tainted: [W]=WARN [ 75.999483][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.999704][ T12] Workqueue: netns cleanup_net [ 75.999882][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.000090][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.000770][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 76.000979][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e3c0 RCX: 1ff4000000018eed [ 76.001208][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e47c [ 76.001453][ T12] RBP: ff110000128b1000 R08: 1fe2200001c43c91 R09: ff11000001aed1d0 [ 76.001705][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 76.001934][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 76.002164][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 76.002440][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.002660][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 76.002896][ T12] PKRU: 55555554 [ 76.003036][ T12] Call Trace: [ 76.003196][ T12] [ 76.003309][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 76.003529][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 76.003745][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 76.003922][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 76.004100][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 76.004318][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 76.004508][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 76.004705][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 76.004885][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 76.005057][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.005233][ T12] cleanup_net (net/core/net_namespace.c:702) [ 76.005425][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 76.005600][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 76.005818][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.006034][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.006210][ T12] process_one_work (kernel/workqueue.c:3314) [ 76.006405][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 76.006581][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.006783][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 76.006962][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 76.007135][ T12] kthread (kernel/kthread.c:436) [ 76.007278][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.007494][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.007677][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.007860][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 76.008066][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.008239][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.008427][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 76.010984][ T12] ------------[ cut here ]------------ | [ 76.011156][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 76.011858][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.012402][ T12] Tainted: [W]=WARN [ 76.012546][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.012767][ T12] Workqueue: netns cleanup_net [ 76.012946][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.013154][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.013655][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 76.013865][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000018eed [ 76.014093][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 76.014322][ T12] RBP: ff11000007f99000 R08: 1fe2200002514021 R09: ff11000001aed1d0 [ 76.014564][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 76.014843][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 76.015081][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 76.015339][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.015557][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 76.015808][ T12] PKRU: 55555554 [ 76.015950][ T12] Call Trace: [ 76.016091][ T12] [ 76.016205][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 76.016427][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 76.016637][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 76.016825][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 76.017003][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 76.017176][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 76.017368][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 76.017545][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 76.017739][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 76.017915][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.018093][ T12] cleanup_net (net/core/net_namespace.c:702) [ 76.018267][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 76.018470][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 76.018671][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.018855][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.019031][ T12] process_one_work (kernel/workqueue.c:3314) [ 76.019208][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 76.019396][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.019606][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 76.019799][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 76.019972][ T12] kthread (kernel/kthread.c:436) [ 76.020119][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.020321][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.020508][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.020702][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 76.020910][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.021084][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.021260][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 76.027255][ T12] ------------[ cut here ]------------ | [ 76.027415][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 76.027689][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.028144][ T12] Tainted: [W]=WARN [ 76.028243][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.028406][ T12] Workqueue: netns cleanup_net [ 76.028540][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.028718][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.029165][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 76.029320][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186ac0 RCX: 1ff4000000018e99 [ 76.029516][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186b7c [ 76.029715][ T12] RBP: ff11000004e91000 R08: 1fe2200001430d71 R09: ff11000001aed1d0 [ 76.029902][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.030091][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 76.030279][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.030507][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.030682][ T12] CR2: 00007effc4428430 CR3: 000000000d8a6005 CR4: 0000000000771ef0 [ 76.030879][ T12] PKRU: 55555554 [ 76.030973][ T12] Call Trace: [ 76.031067][ T12] [ 76.031135][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 76.031295][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 76.031458][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 76.031590][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.031720][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 76.031878][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 76.032006][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 76.032135][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 76.032260][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 76.032394][ T12] notifier_call_chain (kernel/notifier.c:85) [ 76.032530][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 76.032689][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 76.032850][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 76.032975][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 76.033103][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 76.033226][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 76.033357][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 76.033486][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 76.033618][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 76.033744][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.033871][ T12] cleanup_net (net/core/net_namespace.c:702) [ 76.033996][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 76.034122][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 76.034285][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.034437][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.034595][ T12] process_one_work (kernel/workqueue.c:3314) [ 76.034737][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 76.034897][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.035044][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 76.035183][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 76.035310][ T12] kthread (kernel/kthread.c:436) [ 76.035416][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.035599][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.035732][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.035862][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 76.036019][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.036148][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.036280][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 76.045721][ T12] ------------[ cut here ]------------ | [ 76.045911][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 76.046167][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.046648][ T12] Tainted: [W]=WARN [ 76.046749][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.046937][ T12] Workqueue: netns cleanup_net [ 76.047063][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.047225][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.048163][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 76.048405][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2900 RCX: 1ff4000000018eed [ 76.048619][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e29bc [ 76.048835][ T12] RBP: ff1100000fc7a000 R08: 1fe2200001afc539 R09: ff11000001aed1d0 [ 76.049045][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.049276][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 76.049534][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.051930][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.052094][ T12] CR2: 00007effc4428430 CR3: 000000000d8a6005 CR4: 0000000000771ef0 [ 76.052284][ T12] PKRU: 55555554 [ 76.052432][ T12] Call Trace: [ 76.052548][ T12] [ 76.052621][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 76.052792][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 76.052958][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 76.053085][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 76.053214][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 76.053339][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 76.053522][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 76.053664][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 76.053804][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 76.053929][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.054055][ T12] cleanup_net (net/core/net_namespace.c:702) [ 76.054177][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 76.054300][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 76.054474][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.054598][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.054737][ T12] process_one_work (kernel/workqueue.c:3314) [ 76.054879][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 76.055010][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.055137][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 76.055263][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 76.055435][ T12] kthread (kernel/kthread.c:436) [ 76.055528][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.055861][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.056015][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.056139][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 76.056291][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.056469][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.056594][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 76.073652][ T1635] ------------[ cut here ]------------ | [ 76.073829][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1635 | [ 76.074098][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.074586][ T1635] Tainted: [W]=WARN [ 76.074707][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.074875][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.075056][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.075544][ T1635] RSP: 0018:ffa0000000c2fa80 EFLAGS: 00010286 [ 76.075727][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff4000000185f16 [ 76.075928][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 76.076132][ T1635] RBP: ff1100000ee61000 R08: 1fe2200001f65fd9 R09: ff1100000a88d180 [ 76.076334][ T1635] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.076545][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee61000 [ 76.076887][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.077127][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.077297][ T1635] CR2: 00007effc4428430 CR3: 000000000d8a6005 CR4: 0000000000771ef0 [ 76.077518][ T1635] PKRU: 55555554 [ 76.077625][ T1635] Call Trace: [ 76.077730][ T1635] [ 76.077800][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.077935][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.078069][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.078172][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.078307][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.078491][ T1635] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.078630][ T1635] register_netdev (net/core/dev.c:11552) [ 76.078771][ T1635] loopback_net_init (drivers/net/loopback.c:218) [ 76.078908][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.079010][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.079112][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.079244][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.079385][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.079523][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.079661][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.079806][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.079941][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.080075][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.080220][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.080361][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.080500][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.080643][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.080783][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.080918][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.081055][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.081191][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.081364][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.081575][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.081728][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.082210][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.082418][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.082624][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.082830][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.083032][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.083233][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.085196][ T12] ------------[ cut here ]------------ | [ 76.085328][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 76.085584][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.086043][ T12] Tainted: [W]=WARN [ 76.086135][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.086288][ T12] Workqueue: netns cleanup_net [ 76.086424][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.086590][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.087049][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 76.087212][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67eac0 RCX: 1ff4000000018ed5 [ 76.087454][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eb7c [ 76.087645][ T12] RBP: ff11000008ac9000 R08: 1fe22000018cfd71 R09: ff11000001aed1d0 [ 76.087830][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 76.088012][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 76.088197][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 76.088467][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.088624][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 76.088817][ T12] PKRU: 55555554 [ 76.088909][ T12] Call Trace: [ 76.089002][ T12] [ 76.089066][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 76.089272][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 76.089482][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 76.089620][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 76.089750][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.089876][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 76.089997][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 76.090123][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 76.090250][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 76.090423][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.090551][ T12] cleanup_net (net/core/net_namespace.c:702) [ 76.090683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 76.090809][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 76.090932][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.091053][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.091177][ T12] process_one_work (kernel/workqueue.c:3314) [ 76.091302][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 76.091478][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.091628][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 76.091761][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 76.091883][ T12] kthread (kernel/kthread.c:436) [ 76.091973][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.092129][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.092252][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.092428][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 76.092583][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.092713][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 76.092837][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 76.099049][ T1635] ------------[ cut here ]------------ | [ 76.099224][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1635 | [ 76.099494][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.099948][ T1635] Tainted: [W]=WARN [ 76.100049][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.100216][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.100393][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.100890][ T1635] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 76.101057][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000bcafa80 RCX: 1ff4000000185ee9 [ 76.101259][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcafb3c [ 76.101463][ T1635] RBP: ff1100000b5b1000 R08: 1fe2200001795f69 R09: ff1100000a88d180 [ 76.101665][ T1635] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.101865][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b5b1000 [ 76.102065][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.102298][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.102468][ T1635] CR2: 00007effc4428430 CR3: 000000000d8a6005 CR4: 0000000000771ef0 [ 76.102675][ T1635] PKRU: 55555554 [ 76.102779][ T1635] Call Trace: [ 76.102878][ T1635] [ 76.102950][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.103083][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.103218][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.103321][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.103461][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.103628][ T1635] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.103769][ T1635] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 76.103905][ T1635] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 76.104038][ T1635] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 76.104172][ T1635] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 76.104305][ T1635] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 76.104446][ T1635] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 76.104584][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.104687][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.104801][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.104934][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.105067][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.105204][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.105337][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.105479][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.105620][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.105760][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.105900][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.106038][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.106171][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.106308][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.106445][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.106585][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.106723][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.106856][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.106987][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.107153][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.107293][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.107782][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.107986][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.108184][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.108397][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.108598][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.108802][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.112775][ T1635] ------------[ cut here ]------------ | [ 76.112924][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1635 | [ 76.113189][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.113669][ T1635] Tainted: [W]=WARN [ 76.113776][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.113947][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.114120][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.114605][ T1635] RSP: 0018:ffa0000000c2f8f8 EFLAGS: 00010286 [ 76.114783][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000beb18c0 RCX: 1ff4000000185ee5 [ 76.114983][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beb197c [ 76.115182][ T1635] RBP: ff11000005031000 R08: 1fe22000017d6331 R09: ff1100000a88d180 [ 76.115389][ T1635] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.115594][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005031000 [ 76.115804][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.116039][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.116209][ T1635] CR2: 00007effc4428430 CR3: 000000000d8a6005 CR4: 0000000000771ef0 [ 76.116420][ T1635] PKRU: 55555554 [ 76.116523][ T1635] Call Trace: [ 76.116628][ T1635] [ 76.116702][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.116840][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.117018][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.117122][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.117260][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.117430][ T1635] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.117570][ T1635] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 76.117713][ T1635] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 76.117848][ T1635] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 76.117982][ T1635] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 76.118117][ T1635] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 76.118251][ T1635] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 76.118392][ T1635] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 76.118529][ T1635] vti_init_net (net/ipv4/ip_vti.c:517) [ 76.118670][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.118778][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.118880][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.119013][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.119148][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.119284][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.119430][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.119573][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.119717][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.119851][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.119986][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.120119][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.120255][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.120395][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.120531][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.120671][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.120808][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.120943][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.121078][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.121244][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.121388][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.121878][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.122082][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.122280][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.122488][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.122693][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.122897][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.128270][ T1635] ------------[ cut here ]------------ | [ 76.128456][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1635 | [ 76.128733][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.129180][ T1635] Tainted: [W]=WARN [ 76.129280][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.129458][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.129637][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.130127][ T1635] RSP: 0018:ffa0000000c2fa78 EFLAGS: 00010286 [ 76.130297][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff4000000185f15 [ 76.130515][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 76.130733][ T1635] RBP: ff11000009839000 R08: 1fe2200001f77d01 R09: ff1100000a88d180 [ 76.130936][ T1635] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 76.131137][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009839000 [ 76.131336][ T1635] FS: 00007effc4221840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 76.131584][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.131768][ T1635] CR2: 00007f4e2aaa0f98 CR3: 000000000d8a6002 CR4: 0000000000771ef0 [ 76.131972][ T1635] PKRU: 55555554 [ 76.132071][ T1635] Call Trace: [ 76.132172][ T1635] [ 76.132241][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.132382][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.132519][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.132627][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.132771][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.132937][ T1635] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.133075][ T1635] register_netdev (net/core/dev.c:11552) [ 76.133209][ T1635] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 76.133344][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.133460][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.133563][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.133709][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.133843][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.133981][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.134117][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.134254][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.134457][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.134605][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.134759][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.134894][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.135030][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.135167][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.135299][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.135501][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.135643][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.135785][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.135920][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.136085][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.136227][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.136778][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.136980][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.137180][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.137439][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.137647][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.137854][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.164849][ T1635] ------------[ cut here ]------------ | [ 76.165127][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1635 | [ 76.165562][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.166279][ T1635] Tainted: [W]=WARN [ 76.166455][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.166730][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.167007][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.167844][ T1635] RSP: 0018:ffa0000000c2fa68 EFLAGS: 00010286 [ 76.168121][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000a9aa740 RCX: 1ff4000000185f13 [ 76.168462][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa7fc [ 76.168788][ T1635] RBP: ff11000008479000 R08: 1fe2200001535501 R09: ff1100000a88d180 [ 76.169110][ T1635] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 76.169445][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008479000 [ 76.169776][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 76.170151][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.170426][ T1635] CR2: 000055f6a15ced5c CR3: 000000000d8a6002 CR4: 0000000000771ef0 [ 76.170754][ T1635] PKRU: 55555554 [ 76.170912][ T1635] Call Trace: [ 76.171070][ T1635] [ 76.171185][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.171409][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.171625][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.171797][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.172014][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.172286][ T1635] register_netdev (net/core/dev.c:11552) [ 76.172509][ T1635] sit_init_net (net/ipv6/sit.c:1860) [ 76.172730][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.172897][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.173059][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.173270][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.173493][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.173713][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.173931][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.174149][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.174367][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.174582][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.174796][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.175004][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.175214][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.175438][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.175643][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.175852][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.176063][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.176272][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.176496][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.176766][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.176990][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.177903][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.178234][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.178559][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.178877][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.179190][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.179510][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.188260][ T1635] ------------[ cut here ]------------ | [ 76.188495][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1635 | [ 76.188918][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.189633][ T1635] Tainted: [W]=WARN [ 76.189800][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.190066][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.190342][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.191116][ T1635] RSP: 0018:ffa0000000c2fa78 EFLAGS: 00010286 [ 76.191393][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000b9e6040 RCX: 1ff4000000185f15 [ 76.191715][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e60fc [ 76.192036][ T1635] RBP: ff1100000f874000 R08: 1fe220000173cc21 R09: ff1100000a88d180 [ 76.192364][ T1635] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 76.192682][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f874000 [ 76.193006][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 76.193389][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.193658][ T1635] CR2: 000055f6a15ced5c CR3: 000000000d8a6002 CR4: 0000000000771ef0 [ 76.193983][ T1635] PKRU: 55555554 [ 76.194144][ T1635] Call Trace: [ 76.194303][ T1635] [ 76.194422][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.194642][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.194860][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.195024][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.195239][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.195516][ T1635] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.195739][ T1635] register_netdev (net/core/dev.c:11552) [ 76.195952][ T1635] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 76.196167][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.196331][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.196499][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.196716][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.196930][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.197147][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.197372][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.197596][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.197817][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.198032][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.198245][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.198466][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.198681][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.198903][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.199120][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.199335][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.199557][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.199770][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.199987][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.200253][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.200485][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.201255][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.201586][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.201912][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.202235][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.202451][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.202659][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.206933][ T1635] ------------[ cut here ]------------ | [ 76.207076][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1635 | [ 76.207342][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.207805][ T1635] Tainted: [W]=WARN [ 76.207905][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.208073][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.208247][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.208741][ T1635] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 76.208916][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000c1798c0 RCX: 1ff4000000185ee9 [ 76.209115][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17997c [ 76.209313][ T1635] RBP: ff11000010064000 R08: 1fe220000182f331 R09: ff1100000a88d180 [ 76.209521][ T1635] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 76.209732][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010064000 [ 76.209933][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 76.210165][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.210335][ T1635] CR2: 000055f6a15ced5c CR3: 000000000d8a6002 CR4: 0000000000771ef0 [ 76.210542][ T1635] PKRU: 55555554 [ 76.210647][ T1635] Call Trace: [ 76.210752][ T1635] [ 76.210821][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.210957][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.211092][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.211195][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.211333][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.211506][ T1635] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.211648][ T1635] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 76.211789][ T1635] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 76.211922][ T1635] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 76.212057][ T1635] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 76.212191][ T1635] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 76.212334][ T1635] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 76.212475][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.212578][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.212683][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.212821][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.212958][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.213092][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.213235][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.213377][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.213511][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.213650][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.213788][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.213921][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.214054][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.214192][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.214325][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.214462][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.214597][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.214739][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.214875][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.215040][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.215178][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.215665][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.215873][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.216073][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.216274][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.216479][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.216685][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.221098][ T1635] ------------[ cut here ]------------ | [ 76.221247][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1635 | [ 76.221522][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.221977][ T1635] Tainted: [W]=WARN [ 76.222077][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.222243][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.222422][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.222911][ T1635] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 76.223087][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000cf50580 RCX: 1ff4000000185ee9 [ 76.223325][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5063c [ 76.223528][ T1635] RBP: ff11000001dec000 R08: 1fe22000019ea0c9 R09: ff1100000a88d180 [ 76.223740][ T1635] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 76.223941][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dec000 [ 76.224141][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 76.224381][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.224554][ T1635] CR2: 000055f6a15ced5c CR3: 000000000d8a6002 CR4: 0000000000771ef0 [ 76.224767][ T1635] PKRU: 55555554 [ 76.224866][ T1635] Call Trace: [ 76.224966][ T1635] [ 76.225036][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.225170][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.225305][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.225413][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.225552][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.225728][ T1635] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.225864][ T1635] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 76.225999][ T1635] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 76.226132][ T1635] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 76.226267][ T1635] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 76.226408][ T1635] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 76.226548][ T1635] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 76.226689][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.226799][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.226901][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.227034][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.227168][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.227304][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.227446][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.227588][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.227727][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.227862][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.227996][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.228129][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.228263][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.228406][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.228541][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.228677][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.228821][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.228956][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.229091][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.229256][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.229402][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.229895][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.230094][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.230294][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.230502][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.230713][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.230914][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.236295][ T1635] ------------[ cut here ]------------ | [ 76.236955][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1635 | [ 76.237224][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.237731][ T1635] Tainted: [W]=WARN [ 76.237832][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.237998][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.238172][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.238721][ T1635] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 76.238890][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000b93c200 RCX: 1ff4000000185ee9 [ 76.239089][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93c2bc [ 76.239294][ T1635] RBP: ff11000007954000 R08: 1fe2200001727859 R09: ff1100000a88d180 [ 76.239554][ T1635] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 76.239760][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007954000 [ 76.239961][ T1635] FS: 00007effc4221840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 76.240195][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.240422][ T1635] CR2: 000055f6a15ced5c CR3: 000000000d8a6002 CR4: 0000000000771ef0 [ 76.240631][ T1635] PKRU: 55555554 [ 76.240736][ T1635] Call Trace: [ 76.240836][ T1635] [ 76.240906][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.241039][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.241173][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.241277][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.241471][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.241643][ T1635] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.241785][ T1635] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 76.241918][ T1635] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 76.242051][ T1635] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 76.242189][ T1635] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 76.242325][ T1635] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 76.242517][ T1635] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 76.242658][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.242769][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.242871][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.243005][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.243230][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.243424][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.243563][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.243708][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.243844][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.243980][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.244113][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.244337][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.244532][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.244676][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.244816][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.244949][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.245082][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.245305][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.245496][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.245666][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.245809][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.246438][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.246646][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.246853][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.247053][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.247252][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.247604][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.254086][ T1635] ------------[ cut here ]------------ | [ 76.254240][ T1635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1635 | [ 76.254524][ T1635] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.255001][ T1635] Tainted: [W]=WARN [ 76.255104][ T1635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.255274][ T1635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.255461][ T1635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.255959][ T1635] RSP: 0018:ffa0000000c2fa70 EFLAGS: 00010286 [ 76.256132][ T1635] RAX: 00000000ffffffa6 RBX: ff1100000eede040 RCX: 1ff4000000185f14 [ 76.256334][ T1635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eede0fc [ 76.256547][ T1635] RBP: ff1100000ef49000 R08: 1fe2200001ddbc21 R09: ff1100000a88d180 [ 76.256767][ T1635] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 76.256970][ T1635] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef49000 [ 76.257174][ T1635] FS: 00007effc4221840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 76.257422][ T1635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.257597][ T1635] CR2: 00007f4e2aaa0f98 CR3: 000000000d8a6002 CR4: 0000000000771ef0 [ 76.257812][ T1635] PKRU: 55555554 [ 76.257913][ T1635] Call Trace: [ 76.258016][ T1635] [ 76.258087][ T1635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.258223][ T1635] ? notifier_call_chain (kernel/notifier.c:85) [ 76.258365][ T1635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.258469][ T1635] register_netdevice (net/core/dev.c:11488) [ 76.258611][ T1635] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 76.258785][ T1635] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.258921][ T1635] register_netdev (net/core/dev.c:11552) [ 76.259057][ T1635] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 76.259194][ T1635] ops_init (net/core/net_namespace.c:137) [ 76.259299][ T1635] setup_net (net/core/net_namespace.c:446) [ 76.259409][ T1635] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 76.259546][ T1635] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 76.259689][ T1635] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 76.259835][ T1635] copy_net_ns (net/core/net_namespace.c:579) [ 76.259971][ T1635] create_new_namespaces (kernel/nsproxy.c:132) [ 76.260111][ T1635] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 76.260255][ T1635] ksys_unshare (kernel/fork.c:3243) [ 76.260395][ T1635] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.260530][ T1635] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 76.260673][ T1635] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 76.260816][ T1635] ? __ia32_sys_open (fs/open.c:1374) [ 76.260955][ T1635] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 76.261091][ T1635] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 76.261226][ T1635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.261366][ T1635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.261508][ T1635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.261674][ T1635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.261947][ T1635] RIP: 0033:0x7effc44e3bcb [ 76.262113][ T1635] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 76.262613][ T1635] RSP: 002b:00007ffcf4c08ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 76.262825][ T1635] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007effc44e3bcb [ 76.263090][ T1635] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 76.263375][ T1635] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 76.263585][ T1635] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf4c0acf0 [ 76.263795][ T1635] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf4c0b877 | [ 76.317462][ T1636] ------------[ cut here ]------------ | [ 76.317632][ T1636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1636 | [ 76.317917][ T1636] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.318387][ T1636] Tainted: [W]=WARN [ 76.318492][ T1636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.318668][ T1636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.318857][ T1636] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.319351][ T1636] RSP: 0018:ffa0000000eeee30 EFLAGS: 00010286 [ 76.319526][ T1636] RAX: 00000000ffffffa6 RBX: ff1100000eedf8c0 RCX: 1ff40000001ddd8c [ 76.319741][ T1636] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eedf97c [ 76.319952][ T1636] RBP: ff1100000ed9c000 R08: 1fe2200001ddbf31 R09: ff11000010112e80 [ 76.320160][ T1636] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.320370][ T1636] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e120408 [ 76.320581][ T1636] FS: 00007fef336c8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.320835][ T1636] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.321012][ T1636] CR2: 000000000042ebe0 CR3: 000000001039a002 CR4: 0000000000771ef0 [ 76.321220][ T1636] PKRU: 55555554 [ 76.321325][ T1636] Call Trace: [ 76.321435][ T1636] [ 76.321512][ T1636] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.321662][ T1636] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.321774][ T1636] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 76.321948][ T1636] __dev_notify_flags (net/core/dev.c:9787) [ 76.322090][ T1636] ? netif_change_name (net/core/dev.c:1495) [ 76.322228][ T1636] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.322371][ T1636] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.322511][ T1636] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.322658][ T1636] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 76.322808][ T1636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.322947][ T1636] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 76.323088][ T1636] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 76.323227][ T1636] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 76.323372][ T1636] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 76.323515][ T1636] veth_newlink (drivers/net/veth.c:1871) [ 76.323661][ T1636] ? veth_poll_controller (drivers/net/veth.c:1470) [ 76.323806][ T1636] ? kasan_save_stack (mm/kasan/common.c:57) [ 76.323998][ T1636] ? kasan_save_track (mm/kasan/common.c:78) [ 76.324219][ T1636] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 76.324456][ T1636] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 76.324679][ T1636] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 76.324828][ T1636] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 76.324966][ T1636] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.325107][ T1636] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 76.325249][ T1636] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 76.325399][ T1636] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 76.325543][ T1636] ? __dev_get_by_name (net/core/dev.c:883) [ 76.325690][ T1636] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 76.325844][ T1636] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 76.326061][ T1636] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.326288][ T1636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.326469][ T1636] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.326631][ T1636] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.326779][ T1636] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.326918][ T1636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.327060][ T1636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.327221][ T1636] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.327368][ T1636] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.327511][ T1636] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.327673][ T1636] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.327820][ T1636] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.327963][ T1636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.328102][ T1636] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.328244][ T1636] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.328391][ T1636] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.328532][ T1636] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.328678][ T1636] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.328826][ T1636] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.328969][ T1636] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.329111][ T1636] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.329258][ T1636] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.329442][ T1636] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.329589][ T1636] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.329738][ T1636] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.329885][ T1636] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.330029][ T1636] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.330174][ T1636] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.330353][ T1636] ? move_addr_to_kernel (net/socket.c:258) [ 76.330501][ T1636] ___sys_sendmsg (net/socket.c:2752) [ 76.330648][ T1636] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.330799][ T1636] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.330980][ T1636] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 76.331123][ T1636] __sys_sendmsg (net/socket.c:2784) [ 76.331265][ T1636] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.331416][ T1636] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 76.331561][ T1636] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.331713][ T1636] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.331853][ T1636] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.331994][ T1636] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.332135][ T1636] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.332307][ T1636] RIP: 0033:0x7fef3390208e [ 76.332466][ T1636] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.332979][ T1636] RSP: 002b:00007ffc481f01f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.333194][ T1636] RAX: ffffffffffffffda RBX: 00007ffc481f09a0 RCX: 00007fef3390208e [ 76.333411][ T1636] RDX: 0000000000000000 RSI: 00007ffc481f02a0 RDI: 0000000000000005 [ 76.333628][ T1636] RBP: 00007ffc481f0200 R08: 0000000000000000 R09: 0000000000000000 [ 76.333844][ T1636] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.334056][ T1636] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc481f0960 | [ 76.342052][ T1636] ------------[ cut here ]------------ | [ 76.342209][ T1636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1636 | [ 76.342497][ T1636] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.342982][ T1636] Tainted: [W]=WARN [ 76.343105][ T1636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.343390][ T1636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.343675][ T1636] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.344182][ T1636] RSP: 0018:ffa0000000eef1b0 EFLAGS: 00010286 [ 76.344363][ T1636] RAX: 00000000ffffffa6 RBX: ff1100000b93d540 RCX: 1ff40000001dddfc [ 76.344590][ T1636] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93d5fc [ 76.344814][ T1636] RBP: ff1100000e2bc000 R08: 1fe2200001727ac1 R09: ff11000010112e80 [ 76.345021][ T1636] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.345228][ T1636] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 76.346007][ T1636] FS: 00007fef336c8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.346256][ T1636] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.346498][ T1636] CR2: 000000000042ebe0 CR3: 000000001039a002 CR4: 0000000000771ef0 [ 76.346723][ T1636] PKRU: 55555554 [ 76.346828][ T1636] Call Trace: [ 76.346933][ T1636] [ 76.347004][ T1636] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.347148][ T1636] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.347254][ T1636] __dev_notify_flags (net/core/dev.c:9787) [ 76.347455][ T1636] ? netif_change_name (net/core/dev.c:1495) [ 76.347598][ T1636] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 76.347742][ T1636] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 76.347885][ T1636] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 76.348024][ T1636] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 76.348163][ T1636] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 76.348300][ T1636] ? __dev_get_by_name (net/core/dev.c:883) [ 76.348501][ T1636] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 76.348652][ T1636] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 76.348800][ T1636] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.348939][ T1636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.349077][ T1636] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.349215][ T1636] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.349411][ T1636] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.349557][ T1636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.349736][ T1636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.349880][ T1636] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.350018][ T1636] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.350155][ T1636] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.350291][ T1636] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.350491][ T1636] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.350632][ T1636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.350778][ T1636] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.350917][ T1636] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.351056][ T1636] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.351195][ T1636] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.351336][ T1636] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.351537][ T1636] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.351683][ T1636] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.351831][ T1636] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.351974][ T1636] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.352114][ T1636] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.352256][ T1636] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.352458][ T1636] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.352607][ T1636] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.352751][ T1636] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.352892][ T1636] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.353064][ T1636] ? move_addr_to_kernel (net/socket.c:258) [ 76.353209][ T1636] ___sys_sendmsg (net/socket.c:2752) [ 76.353411][ T1636] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.353557][ T1636] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.353741][ T1636] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 76.353882][ T1636] __sys_sendmsg (net/socket.c:2784) [ 76.354020][ T1636] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.354162][ T1636] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 76.354303][ T1636] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.354507][ T1636] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.354650][ T1636] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.354798][ T1636] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.354940][ T1636] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.355112][ T1636] RIP: 0033:0x7fef3390208e [ 76.355256][ T1636] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.355832][ T1636] RSP: 002b:00007ffc481f01f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.356041][ T1636] RAX: ffffffffffffffda RBX: 00007ffc481f09a0 RCX: 00007fef3390208e [ 76.356250][ T1636] RDX: 0000000000000000 RSI: 00007ffc481f02a0 RDI: 0000000000000005 [ 76.356521][ T1636] RBP: 00007ffc481f0200 R08: 0000000000000000 R09: 0000000000000000 [ 76.356809][ T1636] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.357015][ T1636] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc481f0960 | [ 76.392460][ T1637] ------------[ cut here ]------------ | [ 76.392672][ T1637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1637 | [ 76.393033][ T1637] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.393601][ T1637] Tainted: [W]=WARN [ 76.393768][ T1637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.393989][ T1637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.394216][ T1637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.394767][ T1637] RSP: 0018:ffa0000000c2f020 EFLAGS: 00010286 [ 76.394988][ T1637] RAX: 00000000ffffffa6 RBX: ff1100000b93cac0 RCX: 1ff4000000185dca [ 76.395239][ T1637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93cb7c [ 76.395505][ T1637] RBP: ff1100000e2bc000 R08: 1fe2200001727971 R09: ff11000010115158 [ 76.395770][ T1637] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 76.396022][ T1637] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 76.396273][ T1637] FS: 00007ff10da47840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 76.396570][ T1637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.396874][ T1637] CR2: 000000002e11e988 CR3: 000000000d8a6001 CR4: 0000000000771ef0 [ 76.397128][ T1637] PKRU: 55555554 [ 76.397279][ T1637] Call Trace: [ 76.397443][ T1637] [ 76.397564][ T1637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.397767][ T1637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.397922][ T1637] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 76.398107][ T1637] __dev_notify_flags (net/core/dev.c:9787) [ 76.398293][ T1637] ? netif_change_name (net/core/dev.c:1495) [ 76.398490][ T1637] ? __dev_change_flags (net/core/dev.c:9752) [ 76.398686][ T1637] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 76.398879][ T1637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.399064][ T1637] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 76.399251][ T1637] netif_change_flags (net/core/dev.c:9820) [ 76.399467][ T1637] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 76.399669][ T1637] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 76.399865][ T1637] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 76.400052][ T1637] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 76.400268][ T1637] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 76.400466][ T1637] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.400663][ T1637] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 76.400856][ T1637] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.401042][ T1637] ? __kernel_text_address (kernel/extable.c:79) [ 76.401246][ T1637] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.401448][ T1637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.401641][ T1637] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.401833][ T1637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.402226][ T1637] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.402424][ T1637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.402612][ T1637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.402806][ T1637] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 76.402993][ T1637] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 76.403176][ T1637] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 76.403375][ T1637] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.403559][ T1637] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 76.403836][ T1637] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 76.404033][ T1637] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.404220][ T1637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.404416][ T1637] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.404605][ T1637] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.404854][ T1637] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.405038][ T1637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.405224][ T1637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.405422][ T1637] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.405612][ T1637] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.405806][ T1637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.405992][ T1637] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.406176][ T1637] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.406374][ T1637] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.406577][ T1637] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.406781][ T1637] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.406975][ T1637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.407157][ T1637] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.407343][ T1637] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.407541][ T1637] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.407746][ T1637] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.407933][ T1637] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.408115][ T1637] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.408305][ T1637] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.408504][ T1637] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.408711][ T1637] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.408898][ T1637] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.409086][ T1637] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.409271][ T1637] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.409469][ T1637] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.409667][ T1637] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.409863][ T1637] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.410077][ T1637] ? move_addr_to_kernel (net/socket.c:258) [ 76.410260][ T1637] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.410460][ T1637] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.410656][ T1637] ___sys_sendmsg (net/socket.c:2752) [ 76.410847][ T1637] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 76.411062][ T1637] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.411262][ T1637] __sys_sendmsg (net/socket.c:2784) [ 76.411461][ T1637] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.411655][ T1637] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 76.411885][ T1637] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 76.412069][ T1637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.412255][ T1637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.412451][ T1637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.412668][ T1637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.412869][ T1637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.413088][ T1637] RIP: 0033:0x7ff10dc8108e [ 76.413278][ T1637] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.413822][ T1637] RSP: 002b:00007ffe9a945bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.414076][ T1637] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff10dc8108e [ 76.414321][ T1637] RDX: 0000000000000000 RSI: 00007ffe9a945c70 RDI: 0000000000000005 [ 76.414582][ T1637] RBP: 00007ffe9a945bd0 R08: 0000000000000000 R09: 0000000000000000 [ 76.414846][ T1637] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.415097][ T1637] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9a946340 | [ 76.472336][ T1638] ------------[ cut here ]------------ | [ 76.472590][ T1638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1638 | [ 76.473007][ T1638] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.473735][ T1638] Tainted: [W]=WARN [ 76.473895][ T1638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.474169][ T1638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.474456][ T1638] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.475214][ T1638] RSP: 0018:ffa0000000eaf020 EFLAGS: 00010286 [ 76.475490][ T1638] RAX: 00000000ffffffa6 RBX: ff1100000b231700 RCX: 1ff40000001d5dca [ 76.475811][ T1638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2317bc [ 76.476128][ T1638] RBP: ff1100000ed9c000 R08: 1fe22000016462f9 R09: ff1100000abf2e58 [ 76.476457][ T1638] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 76.476783][ T1638] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 76.477102][ T1638] FS: 00007f641915d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 76.477501][ T1638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.477777][ T1638] CR2: 0000000010992988 CR3: 000000000d8a6004 CR4: 0000000000771ef0 [ 76.478096][ T1638] PKRU: 55555554 [ 76.478252][ T1638] Call Trace: [ 76.478562][ T1638] [ 76.478672][ T1638] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.478896][ T1638] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.479060][ T1638] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 76.479268][ T1638] __dev_notify_flags (net/core/dev.c:9787) [ 76.479646][ T1638] ? netif_change_name (net/core/dev.c:1495) [ 76.479868][ T1638] ? __dev_change_flags (net/core/dev.c:9752) [ 76.480106][ T1638] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 76.480325][ T1638] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.480686][ T1638] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 76.480907][ T1638] netif_change_flags (net/core/dev.c:9820) [ 76.481121][ T1638] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 76.481334][ T1638] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 76.481617][ T1638] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 76.481847][ T1638] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 76.482113][ T1638] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 76.482324][ T1638] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.482551][ T1638] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 76.482768][ T1638] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.482984][ T1638] ? __kernel_text_address (kernel/extable.c:79) [ 76.483198][ T1638] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.483427][ T1638] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.483643][ T1638] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.483865][ T1638] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.484081][ T1638] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.484292][ T1638] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.484515][ T1638] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.484735][ T1638] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 76.484950][ T1638] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 76.485166][ T1638] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 76.485391][ T1638] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.485607][ T1638] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 76.485832][ T1638] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 76.486052][ T1638] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.486271][ T1638] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.486492][ T1638] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.486736][ T1638] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.486953][ T1638] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.487165][ T1638] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.487394][ T1638] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.487607][ T1638] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.487828][ T1638] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.488046][ T1638] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.488263][ T1638] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.488487][ T1638] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.488716][ T1638] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.488938][ T1638] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.489148][ T1638] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.489374][ T1638] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.489589][ T1638] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.489808][ T1638] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.490017][ T1638] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.490229][ T1638] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.490457][ T1638] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.490671][ T1638] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.490894][ T1638] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.491109][ T1638] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.491319][ T1638] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.491543][ T1638] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.491762][ T1638] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.491983][ T1638] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.492202][ T1638] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.492424][ T1638] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.492638][ T1638] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.492853][ T1638] ? move_addr_to_kernel (net/socket.c:258) [ 76.492990][ T1638] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.493123][ T1638] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.493257][ T1638] ___sys_sendmsg (net/socket.c:2752) [ 76.493396][ T1638] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 76.493565][ T1638] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.493725][ T1638] __sys_sendmsg (net/socket.c:2784) [ 76.493858][ T1638] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.493993][ T1638] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 76.494161][ T1638] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 76.494294][ T1638] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.494436][ T1638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.494572][ T1638] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.494713][ T1638] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.494847][ T1638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.495015][ T1638] RIP: 0033:0x7f641939708e [ 76.495155][ T1638] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.495647][ T1638] RSP: 002b:00007ffeb6272710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.495854][ T1638] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f641939708e [ 76.496313][ T1638] RDX: 0000000000000000 RSI: 00007ffeb62727c0 RDI: 0000000000000005 [ 76.496519][ T1638] RBP: 00007ffeb6272720 R08: 0000000000000000 R09: 0000000000000000 [ 76.496727][ T1638] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.496930][ T1638] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb6272e90 | [ 76.499078][ T36] ------------[ cut here ]------------ | [ 76.499270][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36 | [ 76.499587][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.500145][ T36] Tainted: [W]=WARN [ 76.500289][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.500511][ T36] Workqueue: events_unbound linkwatch_event [ 76.500740][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.500955][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.501455][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 76.501674][ T36] RAX: 00000000ffffffa6 RBX: ff1100000ce33a80 RCX: 1ff4000000051f02 [ 76.501917][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce33b3c [ 76.502150][ T36] RBP: ff1100000e2bc000 R08: 1fe22000019c6769 R09: ff11000001d751a8 [ 76.502397][ T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 76.502642][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 76.502886][ T36] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 76.503146][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.503364][ T36] CR2: 00007f641963b84c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 76.503604][ T36] PKRU: 55555554 [ 76.503757][ T36] Call Trace: [ 76.503903][ T36] [ 76.504020][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.504197][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 76.504386][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.504533][ T36] netif_state_change (net/core/dev.c:1605) [ 76.504725][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.504934][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 76.505112][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 76.505285][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.505478][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 76.505665][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 76.505844][ T36] process_one_work (kernel/workqueue.c:3314) [ 76.506024][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 76.506197][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.506394][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 76.506577][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 76.506772][ T36] kthread (kernel/kthread.c:436) [ 76.506918][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.507123][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 76.507301][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.507494][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 76.507717][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.507898][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 76.508075][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 76.562970][ T1640] ------------[ cut here ]------------ | [ 76.563136][ T1640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1640 | [ 76.563408][ T1640] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.563889][ T1640] Tainted: [W]=WARN [ 76.564011][ T1640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.564181][ T1640] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.564358][ T1640] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.564841][ T1640] RSP: 0018:ffa0000000eaf150 EFLAGS: 00010286 [ 76.565031][ T1640] RAX: 00000000ffffffa6 RBX: ff11000010782740 RCX: 1ff40000001d5df0 [ 76.565229][ T1640] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107827fc [ 76.565433][ T1640] RBP: ff1100000ed9c000 R08: 1fe22000020f0501 R09: ff1100000ff38b58 [ 76.565636][ T1640] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 76.565836][ T1640] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbf6dc0 [ 76.566033][ T1640] FS: 00007f82bcd89840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.566261][ T1640] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.566434][ T1640] CR2: 00007f82bd0f0f6d CR3: 000000001039a006 CR4: 0000000000771ef0 [ 76.566925][ T1640] PKRU: 55555554 [ 76.567033][ T1640] Call Trace: [ 76.567133][ T1640] [ 76.567202][ T1640] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.567333][ T1640] ? notifier_call_chain (kernel/notifier.c:85) [ 76.567481][ T1640] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.567596][ T1640] netif_state_change (net/core/dev.c:1605) [ 76.567753][ T1640] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.567932][ T1640] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 76.568102][ T1640] linkwatch_sync_dev (net/core/link_watch.c:295) [ 76.568234][ T1640] rtnl_getlink (net/core/rtnetlink.c:4273) [ 76.568641][ T1640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.568792][ T1640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.568940][ T1640] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 76.569088][ T1640] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.569218][ T1640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.569356][ T1640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.569513][ T1640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.569648][ T1640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.569782][ T1640] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.569915][ T1640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.570059][ T1640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.570195][ T1640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.570331][ T1640] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 76.570484][ T1640] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.570622][ T1640] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.570762][ T1640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.570920][ T1640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.571148][ T1640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.571335][ T1640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.571475][ T1640] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.571613][ T1640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.571949][ T1640] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.572092][ T1640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.572224][ T1640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.572361][ T1640] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.572496][ T1640] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.572631][ T1640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.572772][ T1640] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.574336][ T1640] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.574475][ T1640] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.574621][ T1640] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.574760][ T1640] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.574915][ T1640] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.575081][ T1640] ? move_addr_to_kernel (net/socket.c:258) [ 76.575216][ T1640] ___sys_sendmsg (net/socket.c:2752) [ 76.575354][ T1640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.575487][ T1640] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.575634][ T1640] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 76.575774][ T1640] __sys_sendmsg (net/socket.c:2784) [ 76.575905][ T1640] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.576062][ T1640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.576197][ T1640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.576331][ T1640] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.576501][ T1640] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.576710][ T1640] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.576920][ T1640] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.577122][ T1640] RIP: 0033:0x7f82bcfc308e [ 76.577282][ T1640] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.577805][ T1640] RSP: 002b:00007ffc10f429e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.578184][ T1640] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f82bcfc308e [ 76.578385][ T1640] RDX: 0000000000000000 RSI: 00007ffc10f42a90 RDI: 0000000000000006 [ 76.578591][ T1640] RBP: 00007ffc10f429f0 R08: 0000000000000000 R09: 0000000000000000 [ 76.578800][ T1640] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.578995][ T1640] R13: 00007ffc10f42b40 R14: 000000000000000d R15: 00007ffc10f4387a | [ 76.671106][ T1643] ------------[ cut here ]------------ | [ 76.671292][ T1643] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1643 | [ 76.671593][ T1643] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.672274][ T1643] Tainted: [W]=WARN [ 76.672390][ T1643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.672611][ T1643] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.672807][ T1643] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.673359][ T1643] RSP: 0018:ffa0000000f1efd0 EFLAGS: 00010286 [ 76.673544][ T1643] RAX: 00000000ffffffa6 RBX: ff1100000eed9700 RCX: 1ff40000001e3dc0 [ 76.673772][ T1643] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed97bc [ 76.673990][ T1643] RBP: ff11000009afa000 R08: 1fe2200001ddb2f9 R09: ff1100000a0a8b80 [ 76.674203][ T1643] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 76.674423][ T1643] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009afae44 [ 76.674977][ T1643] FS: 00007f91cf192840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 76.675236][ T1643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.675436][ T1643] CR2: 00000000004a2060 CR3: 000000000d8a6005 CR4: 0000000000771ef0 [ 76.676010][ T1643] PKRU: 55555554 [ 76.676121][ T1643] Call Trace: [ 76.676228][ T1643] [ 76.676321][ T1643] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.676472][ T1643] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 76.676629][ T1643] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.676743][ T1643] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 76.676889][ T1643] __dev_notify_flags (net/core/dev.c:9787) [ 76.677034][ T1643] ? notifier_call_chain (kernel/notifier.c:85) [ 76.677182][ T1643] ? netif_change_name (net/core/dev.c:1495) [ 76.677328][ T1643] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 76.677483][ T1643] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 76.677633][ T1643] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 76.677787][ T1643] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 76.677937][ T1643] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 76.678082][ T1643] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 76.678230][ T1643] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 76.678378][ T1643] ? nla_strscpy (lib/nlattr.c:795) [ 76.678576][ T1643] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 76.678733][ T1643] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 76.678877][ T1643] ? __dev_get_by_name (net/core/dev.c:883) [ 76.679045][ T1643] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 76.679197][ T1643] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 76.679351][ T1643] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.679512][ T1643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.679661][ T1643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.680218][ T1643] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.680392][ T1643] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.680536][ T1643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.680688][ T1643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.681050][ T1643] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.681194][ T1643] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.681340][ T1643] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.681491][ T1643] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.681636][ T1643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.681788][ T1643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.681931][ T1643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.682073][ T1643] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.682216][ T1643] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.682365][ T1643] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.682518][ T1643] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.682691][ T1643] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.682842][ T1643] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.682990][ T1643] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.683457][ T1643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.683616][ T1643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.683789][ T1643] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.684145][ T1643] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.684293][ T1643] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.684446][ T1643] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.684596][ T1643] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.684749][ T1643] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.684965][ T1643] ? move_addr_to_kernel (net/socket.c:258) [ 76.685117][ T1643] ? kasan_save_stack (mm/kasan/common.c:58) [ 76.685262][ T1643] ? kasan_save_stack (mm/kasan/common.c:57) [ 76.685413][ T1643] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 76.685559][ T1643] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 76.685750][ T1643] ___sys_sendmsg (net/socket.c:2752) [ 76.685899][ T1643] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.686073][ T1643] __sys_sendmsg (net/socket.c:2784) [ 76.686235][ T1643] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.686387][ T1643] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 76.686537][ T1643] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 76.686706][ T1643] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.686852][ T1643] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.687039][ T1643] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.687190][ T1643] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.687357][ T1643] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.687541][ T1643] RIP: 0033:0x7f91cf3cc08e [ 76.687716][ T1643] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.688230][ T1643] RSP: 002b:00007ffc66e76910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.688471][ T1643] RAX: ffffffffffffffda RBX: 00007ffc66e770c0 RCX: 00007f91cf3cc08e [ 76.688693][ T1643] RDX: 0000000000000000 RSI: 00007ffc66e769c0 RDI: 0000000000000005 [ 76.688937][ T1643] RBP: 00007ffc66e76920 R08: 0000000000000000 R09: 0000000000000000 [ 76.689152][ T1643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.689373][ T1643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc66e77090 | [ 76.734805][ T1644] ------------[ cut here ]------------ | [ 76.735012][ T1644] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1644 | [ 76.735326][ T1644] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.735871][ T1644] Tainted: [W]=WARN [ 76.735980][ T1644] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.736162][ T1644] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.736364][ T1644] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.736930][ T1644] RSP: 0018:ffa0000000f2efd0 EFLAGS: 00010286 [ 76.737111][ T1644] RAX: 00000000ffffffa6 RBX: ff1100000b74f8c0 RCX: 1ff40000001e5dc0 [ 76.737338][ T1644] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f97c [ 76.737596][ T1644] RBP: ff1100000e26a000 R08: 1fe22000016e9f31 R09: ff1100000b85ae80 [ 76.738514][ T1644] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 76.738745][ T1644] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e26ae44 [ 76.738965][ T1644] FS: 00007f53f1ad0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 76.739243][ T1644] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.739426][ T1644] CR2: 00000000004a2060 CR3: 000000001039a006 CR4: 0000000000771ef0 [ 76.739676][ T1644] PKRU: 55555554 [ 76.739793][ T1644] Call Trace: [ 76.739899][ T1644] [ 76.739974][ T1644] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.740117][ T1644] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 76.740265][ T1644] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.740389][ T1644] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 76.740534][ T1644] __dev_notify_flags (net/core/dev.c:9787) [ 76.740706][ T1644] ? notifier_call_chain (kernel/notifier.c:85) [ 76.740851][ T1644] ? netif_change_name (net/core/dev.c:1495) [ 76.740995][ T1644] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 76.741139][ T1644] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 76.741300][ T1644] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 76.741453][ T1644] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 76.741602][ T1644] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 76.741776][ T1644] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 76.741927][ T1644] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 76.742081][ T1644] ? nla_strscpy (lib/nlattr.c:795) [ 76.742225][ T1644] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 76.742401][ T1644] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 76.742545][ T1644] ? __dev_get_by_name (net/core/dev.c:883) [ 76.742692][ T1644] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 76.742855][ T1644] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 76.743002][ T1644] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.743176][ T1644] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.743321][ T1644] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.743469][ T1644] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.743620][ T1644] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.743796][ T1644] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.743947][ T1644] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.744343][ T1644] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.744516][ T1644] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.744662][ T1644] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.744834][ T1644] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.744983][ T1644] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.745127][ T1644] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.745269][ T1644] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.745417][ T1644] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.745568][ T1644] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.745723][ T1644] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.745900][ T1644] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.746153][ T1644] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.746397][ T1644] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.746609][ T1644] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.746813][ T1644] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.747045][ T1644] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.747286][ T1644] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.747528][ T1644] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.747770][ T1644] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.748007][ T1644] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.748218][ T1644] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.748476][ T1644] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.748765][ T1644] ? move_addr_to_kernel (net/socket.c:258) [ 76.748912][ T1644] ? kasan_save_stack (mm/kasan/common.c:58) [ 76.749061][ T1644] ? kasan_save_stack (mm/kasan/common.c:57) [ 76.749203][ T1644] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 76.749378][ T1644] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 76.749561][ T1644] ___sys_sendmsg (net/socket.c:2752) [ 76.749714][ T1644] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.749868][ T1644] __sys_sendmsg (net/socket.c:2784) [ 76.750013][ T1644] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.750180][ T1644] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 76.750329][ T1644] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 76.750482][ T1644] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.750657][ T1644] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.750830][ T1644] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.750998][ T1644] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.751147][ T1644] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.751323][ T1644] RIP: 0033:0x7f53f1d0a08e [ 76.751490][ T1644] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.752030][ T1644] RSP: 002b:00007ffeec735df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.752261][ T1644] RAX: ffffffffffffffda RBX: 00007ffeec7365a0 RCX: 00007f53f1d0a08e [ 76.752488][ T1644] RDX: 0000000000000000 RSI: 00007ffeec735ea0 RDI: 0000000000000005 [ 76.752717][ T1644] RBP: 00007ffeec735e00 R08: 0000000000000000 R09: 0000000000000000 [ 76.752937][ T1644] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.753169][ T1644] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeec736570 | [ 76.780107][ T1645] ------------[ cut here ]------------ | [ 76.780280][ T1645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1645 | [ 76.780560][ T1645] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.781063][ T1645] Tainted: [W]=WARN [ 76.781168][ T1645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.781352][ T1645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.781526][ T1645] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.782057][ T1645] RSP: 0018:ffa0000000d1f020 EFLAGS: 00010286 [ 76.782225][ T1645] RAX: 00000000ffffffa6 RBX: ff1100000becd700 RCX: 1ff40000001a3dca [ 76.782462][ T1645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000becd7bc [ 76.782666][ T1645] RBP: ff11000009afa000 R08: 1fe22000017d9af9 R09: ff1100000fcb8b58 [ 76.782881][ T1645] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 76.783078][ T1645] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 76.783283][ T1645] FS: 00007fd100bac840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 76.783541][ T1645] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.783737][ T1645] CR2: 00000000401a7988 CR3: 000000000a9d7002 CR4: 0000000000771ef0 [ 76.783937][ T1645] PKRU: 55555554 [ 76.784037][ T1645] Call Trace: [ 76.784136][ T1645] [ 76.784208][ T1645] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.784343][ T1645] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.784452][ T1645] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 76.784601][ T1645] __dev_notify_flags (net/core/dev.c:9787) [ 76.784744][ T1645] ? netif_change_name (net/core/dev.c:1495) [ 76.784879][ T1645] ? __dev_change_flags (net/core/dev.c:9752) [ 76.785044][ T1645] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 76.785190][ T1645] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.785322][ T1645] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 76.785463][ T1645] netif_change_flags (net/core/dev.c:9820) [ 76.785629][ T1645] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 76.785770][ T1645] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 76.785915][ T1645] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 76.786072][ T1645] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 76.787010][ T1645] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 76.787144][ T1645] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.787276][ T1645] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 76.787493][ T1645] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.787743][ T1645] ? __kernel_text_address (kernel/extable.c:79) [ 76.787876][ T1645] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.788015][ T1645] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.788146][ T1645] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.788279][ T1645] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.788508][ T1645] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.788646][ T1645] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.788782][ T1645] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.788938][ T1645] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 76.789076][ T1645] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 76.789213][ T1645] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 76.789404][ T1645] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.789550][ T1645] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 76.789692][ T1645] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 76.789833][ T1645] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.789970][ T1645] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.790101][ T1645] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.790235][ T1645] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.790428][ T1645] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.790578][ T1645] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.790721][ T1645] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.790855][ T1645] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.790988][ T1645] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.791136][ T1645] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.791270][ T1645] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.791466][ T1645] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.791604][ T1645] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.791741][ T1645] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.791873][ T1645] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.792007][ T1645] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.792138][ T1645] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.792285][ T1645] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.792488][ T1645] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.792628][ T1645] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.792770][ T1645] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.792903][ T1645] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.793038][ T1645] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.793175][ T1645] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.793308][ T1645] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.793449][ T1645] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.793589][ T1645] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.793732][ T1645] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.793869][ T1645] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.794020][ T1645] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.794153][ T1645] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.794318][ T1645] ? move_addr_to_kernel (net/socket.c:258) [ 76.794460][ T1645] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.794595][ T1645] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.794734][ T1645] ___sys_sendmsg (net/socket.c:2752) [ 76.794864][ T1645] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 76.795030][ T1645] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.795177][ T1645] __sys_sendmsg (net/socket.c:2784) [ 76.795309][ T1645] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.795448][ T1645] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 76.795624][ T1645] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 76.795765][ T1645] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.795899][ T1645] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.796031][ T1645] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.796166][ T1645] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.796300][ T1645] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.796509][ T1645] RIP: 0033:0x7fd100de608e [ 76.796654][ T1645] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.797138][ T1645] RSP: 002b:00007ffc1af7b3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.797338][ T1645] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd100de608e [ 76.797544][ T1645] RDX: 0000000000000000 RSI: 00007ffc1af7b450 RDI: 0000000000000005 [ 76.797757][ T1645] RBP: 00007ffc1af7b3b0 R08: 0000000000000000 R09: 0000000000000000 [ 76.797955][ T1645] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffe [ 76.798180][ T1645] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1af7bb20 | [ 76.832876][ T1646] ------------[ cut here ]------------ | [ 76.833103][ T1646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1646 | [ 76.833436][ T1646] Modules linked in: vxlan ip6_gre ip_gre gre | [ 76.834053][ T1646] Tainted: [W]=WARN [ 76.834205][ T1646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.834435][ T1646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 76.834687][ T1646] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 76.835224][ T1646] RSP: 0018:ffa0000000f2f020 EFLAGS: 00010286 [ 76.835459][ T1646] RAX: 00000000ffffffa6 RBX: ff1100000eed83c0 RCX: 1ff40000001e5dca [ 76.835727][ T1646] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed847c [ 76.835980][ T1646] RBP: ff1100000e26a000 R08: 1fe2200001ddb091 R09: ff1100000eea5158 [ 76.836228][ T1646] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 76.836492][ T1646] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 76.836762][ T1646] FS: 00007f59c116d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 76.837048][ T1646] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.837268][ T1646] CR2: 0000000029d44988 CR3: 000000000d8a6005 CR4: 0000000000771ef0 [ 76.837535][ T1646] PKRU: 55555554 [ 76.837709][ T1646] Call Trace: [ 76.837862][ T1646] [ 76.837983][ T1646] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 76.838171][ T1646] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 76.838327][ T1646] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 76.838526][ T1646] __dev_notify_flags (net/core/dev.c:9787) [ 76.838730][ T1646] ? netif_change_name (net/core/dev.c:1495) [ 76.838921][ T1646] ? __dev_change_flags (net/core/dev.c:9752) [ 76.839106][ T1646] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 76.839290][ T1646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.839515][ T1646] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 76.839739][ T1646] netif_change_flags (net/core/dev.c:9820) [ 76.839943][ T1646] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 76.840128][ T1646] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 76.840318][ T1646] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 76.840520][ T1646] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 76.840760][ T1646] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 76.840947][ T1646] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.841132][ T1646] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 76.841318][ T1646] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.841518][ T1646] ? __kernel_text_address (kernel/extable.c:79) [ 76.841722][ T1646] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.841910][ T1646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.842096][ T1646] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.842283][ T1646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.842483][ T1646] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 76.842680][ T1646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.842873][ T1646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.843058][ T1646] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 76.843245][ T1646] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 76.843445][ T1646] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 76.843644][ T1646] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 76.843838][ T1646] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 76.844027][ T1646] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 76.844215][ T1646] rtnl_newlink (net/core/rtnetlink.c:4150) [ 76.844417][ T1646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.844602][ T1646] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.844801][ T1646] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.844984][ T1646] ? mark_usage (kernel/locking/lockdep.c:4674) [ 76.845169][ T1646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.845374][ T1646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.845557][ T1646] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.845792][ T1646] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.845981][ T1646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 76.846167][ T1646] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 76.846369][ T1646] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 76.846558][ T1646] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.846759][ T1646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.846950][ T1646] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.847138][ T1646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 76.847320][ T1646] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 76.847522][ T1646] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 76.847727][ T1646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 76.847913][ T1646] ? netlink_ack (./include/linux/skbuff.h:2718) [ 76.848103][ T1646] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 76.848288][ T1646] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 76.848489][ T1646] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 76.848690][ T1646] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 76.848884][ T1646] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 76.849071][ T1646] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 76.849259][ T1646] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 76.849458][ T1646] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 76.849656][ T1646] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 76.849854][ T1646] ? copy_msghdr_from_user (net/socket.c:2635) [ 76.850040][ T1646] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 76.850255][ T1646] ? move_addr_to_kernel (net/socket.c:258) [ 76.850456][ T1646] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 76.850655][ T1646] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 76.850850][ T1646] ___sys_sendmsg (net/socket.c:2752) [ 76.851034][ T1646] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 76.851251][ T1646] ? copy_msghdr_from_user (net/socket.c:2603) [ 76.851463][ T1646] __sys_sendmsg (net/socket.c:2784) [ 76.851660][ T1646] ? __sys_sendmsg_sock (net/socket.c:2765) [ 76.851851][ T1646] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 76.852074][ T1646] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 76.852259][ T1646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 76.852464][ T1646] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 76.852660][ T1646] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 76.852853][ T1646] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 76.853037][ T1646] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 76.853252][ T1646] RIP: 0033:0x7f59c13a708e [ 76.853456][ T1646] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 76.854001][ T1646] RSP: 002b:00007fffd97d6ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 76.854252][ T1646] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f59c13a708e [ 76.854518][ T1646] RDX: 0000000000000000 RSI: 00007fffd97d6b60 RDI: 0000000000000005 [ 76.854784][ T1646] RBP: 00007fffd97d6ac0 R08: 0000000000000000 R09: 0000000000000000 [ 76.855034][ T1646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfff [ 76.855283][ T1646] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd97d7230 | [ 77.279804][ T12] ------------[ cut here ]------------ | [ 77.279989][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 77.280258][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.280773][ T12] Tainted: [W]=WARN [ 77.280871][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.281032][ T12] Workqueue: netns cleanup_net [ 77.281172][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.281341][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.281832][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 77.281995][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a130ac0 RCX: 1ff4000000018ec7 [ 77.282192][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a130b7c [ 77.282394][ T12] RBP: ff11000009afa000 R08: 1fe2200001426171 R09: ff11000001aed1d0 [ 77.282593][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 77.282845][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 77.283041][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 77.283266][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.283662][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 77.283871][ T12] PKRU: 55555554 [ 77.284010][ T12] Call Trace: [ 77.284111][ T12] [ 77.284181][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.284326][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.284455][ T12] netif_close_many (net/core/dev.c:1804) [ 77.284594][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 77.284768][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 77.284928][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 77.285085][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.285217][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.285429][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.285636][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.285820][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.285948][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.286076][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.286204][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.286335][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.286475][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.286608][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.286746][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.286874][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.287007][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.287136][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.287262][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.287394][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.287524][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.287654][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.287797][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.287928][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.288056][ T12] kthread (kernel/kthread.c:436) [ 77.288155][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.288318][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.288454][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.288593][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.288759][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.288886][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.289014][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.292343][ T12] ------------[ cut here ]------------ | [ 77.292508][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 77.292774][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.293242][ T12] Tainted: [W]=WARN [ 77.293336][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.293505][ T12] Workqueue: netns cleanup_net [ 77.293652][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.293821][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.294278][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.294447][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018eed [ 77.294638][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 77.294834][ T12] RBP: ff110000098f9000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 77.295017][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 77.295201][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.295391][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 77.295615][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.295775][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 77.295962][ T12] PKRU: 55555554 [ 77.296055][ T12] Call Trace: [ 77.296148][ T12] [ 77.296213][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.296382][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.296534][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.296660][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.296797][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.296919][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.297043][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.297169][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.297294][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.297432][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.297562][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.297718][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.297839][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.297970][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.298091][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.298218][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.298345][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.298476][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.298607][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.298741][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.298863][ T12] kthread (kernel/kthread.c:436) [ 77.298955][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.299112][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.299234][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.299361][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.299516][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.299643][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.299774][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.312026][ T12] ------------[ cut here ]------------ | [ 77.312210][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 77.312522][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.313086][ T12] Tainted: [W]=WARN [ 77.313230][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.313450][ T12] Workqueue: netns cleanup_net [ 77.313647][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.313872][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.314387][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.314610][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff4000000018eed [ 77.314859][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 77.315094][ T12] RBP: ff11000005034000 R08: 1fe22000019c6731 R09: ff11000001aed1d0 [ 77.315328][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 77.315579][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.315842][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 77.316109][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.316314][ T12] CR2: 00007f03fa084668 CR3: 0000000008eaf001 CR4: 0000000000771ef0 [ 77.316561][ T12] PKRU: 55555554 [ 77.316724][ T12] Call Trace: [ 77.316867][ T12] [ 77.316983][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.317198][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.317415][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.317601][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.317800][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.318006][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.318184][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.318373][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.318555][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.318744][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.318935][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.319115][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.319287][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.319479][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.319666][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.319846][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.320026][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.320200][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.320394][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.320576][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.320771][ T12] kthread (kernel/kthread.c:436) [ 77.320916][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.321121][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.321296][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.321487][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.321715][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.321894][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.322072][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.325116][ T12] ------------[ cut here ]------------ | [ 77.325288][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 77.326007][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.326747][ T12] Tainted: [W]=WARN [ 77.326951][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.327240][ T12] Workqueue: netns cleanup_net [ 77.327493][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.327774][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.328304][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.328577][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c200 RCX: 1ff4000000018eed [ 77.328904][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c2bc [ 77.329157][ T12] RBP: ff11000008f81000 R08: 1fe22000017ed859 R09: ff11000001aed1d0 [ 77.329399][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 77.329649][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.329891][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 77.330155][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.330371][ T12] CR2: 00007f03fa084668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 77.330609][ T12] PKRU: 55555554 [ 77.330769][ T12] Call Trace: [ 77.330913][ T12] [ 77.331028][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.331236][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.331453][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.331639][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.331829][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.332005][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.332182][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.332373][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.332556][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.332746][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.332925][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.333107][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.333281][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.333470][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.333656][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.333842][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.334025][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.334200][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.334393][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.334578][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.334770][ T12] kthread (kernel/kthread.c:436) [ 77.334917][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.335159][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.335342][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.335535][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.335764][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.335940][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.336116][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.338751][ T12] ------------[ cut here ]------------ | [ 77.338888][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.339133][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.339592][ T12] Tainted: [W]=WARN [ 77.339685][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.339845][ T12] Workqueue: netns cleanup_net [ 77.339975][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.340142][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.340644][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.340806][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e200 RCX: 1ff4000000018eed [ 77.340989][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e2bc [ 77.341170][ T12] RBP: ff1100000a81c000 R08: 1fe22000016e9c59 R09: ff11000001aed1d0 [ 77.341359][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.341546][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.341749][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.341965][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.342119][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 77.342305][ T12] PKRU: 55555554 [ 77.342405][ T12] Call Trace: [ 77.342502][ T12] [ 77.342567][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.342741][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.342892][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.343016][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.343143][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.343266][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.343398][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.343526][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.343656][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.343784][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.343909][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.344035][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.344159][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.344283][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.344411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.344540][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.344672][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.344800][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.344928][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.345055][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.345184][ T12] kthread (kernel/kthread.c:436) [ 77.345277][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.345440][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.345571][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.345710][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.345869][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.345992][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.346115][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.348414][ T12] ------------[ cut here ]------------ | [ 77.348582][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.348844][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.349292][ T12] Tainted: [W]=WARN [ 77.349391][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.349549][ T12] Workqueue: netns cleanup_net [ 77.349682][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.349853][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.350289][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.350451][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74ec80 RCX: 1ff4000000018eed [ 77.350644][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74ed3c [ 77.350832][ T12] RBP: ff1100000ec44000 R08: 1fe22000016e9da9 R09: ff11000001aed1d0 [ 77.351039][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.351225][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.351422][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.351647][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.351805][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 77.352068][ T12] PKRU: 55555554 [ 77.352162][ T12] Call Trace: [ 77.352254][ T12] [ 77.352321][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.352488][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.352671][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.352805][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.352931][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.353053][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.353250][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.353378][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.353508][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.353720][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.353856][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.353984][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.354181][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.354305][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.354431][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.354572][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.354787][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.354909][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.355037][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.355165][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.355289][ T12] kthread (kernel/kthread.c:436) [ 77.355387][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.355545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.355752][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.355876][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.356029][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.356154][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.356276][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.359044][ T12] ------------[ cut here ]------------ | [ 77.359168][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.359486][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.359934][ T12] Tainted: [W]=WARN [ 77.360025][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.360180][ T12] Workqueue: netns cleanup_net [ 77.360308][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.360473][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.361163][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.361318][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff4000000018eed [ 77.361510][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 77.361695][ T12] RBP: ff11000009214000 R08: 1fe22000019ea021 R09: ff11000001aed1d0 [ 77.361882][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.362064][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.362250][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.362466][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.362622][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 77.362813][ T12] PKRU: 55555554 [ 77.362903][ T12] Call Trace: [ 77.362993][ T12] [ 77.363139][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.363303][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.363460][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.363592][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.363798][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.363919][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.364041][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.364164][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.364365][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.364487][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.364690][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.364893][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.365017][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.365140][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.365334][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.365463][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.365673][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.365803][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.365933][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.366063][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.366261][ T12] kthread (kernel/kthread.c:436) [ 77.366357][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.366510][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.366638][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.366839][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.366991][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.367112][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.367234][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.370039][ T12] ------------[ cut here ]------------ | [ 77.370182][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.370426][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.370877][ T12] Tainted: [W]=WARN [ 77.370969][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.371121][ T12] Workqueue: netns cleanup_net [ 77.371247][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.371414][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.371859][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.372014][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50200 RCX: 1ff4000000018eed [ 77.372195][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf502bc [ 77.372380][ T12] RBP: ff1100000fe84000 R08: 1fe22000019ea059 R09: ff11000001aed1d0 [ 77.372562][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.372753][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.372932][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.373146][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.373296][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 77.373483][ T12] PKRU: 55555554 [ 77.373576][ T12] Call Trace: [ 77.373671][ T12] [ 77.373740][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.373894][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.374043][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.374163][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.374284][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.374410][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.374531][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.374654][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.374811][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.374933][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.375067][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.375188][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.375309][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.375511][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.375638][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.375772][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.375894][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.376015][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.376141][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.376266][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.376391][ T12] kthread (kernel/kthread.c:436) [ 77.376484][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.376644][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.376770][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.376892][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.377043][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.377163][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.377281][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.379436][ T12] ------------[ cut here ]------------ | [ 77.379562][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.379815][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.380252][ T12] Tainted: [W]=WARN [ 77.380354][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.380510][ T12] Workqueue: netns cleanup_net [ 77.380647][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.380811][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.381249][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.381409][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff4000000018eed [ 77.381603][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 77.381790][ T12] RBP: ff11000008f64000 R08: 1fe22000019ea2f9 R09: ff11000001aed1d0 [ 77.381970][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.382160][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.382341][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.382568][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.382735][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 77.382918][ T12] PKRU: 55555554 [ 77.383010][ T12] Call Trace: [ 77.383100][ T12] [ 77.383163][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.383318][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.383481][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.383686][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.383816][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.383938][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.384064][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.384190][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.384315][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.384440][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.384567][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.384695][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.384826][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.384951][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.385071][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.385195][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.385322][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.385445][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.385574][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.385713][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.385838][ T12] kthread (kernel/kthread.c:436) [ 77.385930][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.386081][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.386203][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.386329][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.386486][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.386687][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.386812][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.389199][ T12] ------------[ cut here ]------------ | [ 77.389392][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.389717][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.390151][ T12] Tainted: [W]=WARN [ 77.390245][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.390409][ T12] Workqueue: netns cleanup_net [ 77.390538][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.390708][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.391143][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.391295][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c3c0 RCX: 1ff4000000018eed [ 77.391558][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c47c [ 77.391763][ T12] RBP: ff11000007f79000 R08: 1fe22000017ed891 R09: ff11000001aed1d0 [ 77.391944][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.392197][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.392384][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.392683][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.392843][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 77.393025][ T12] PKRU: 55555554 [ 77.393116][ T12] Call Trace: [ 77.393207][ T12] [ 77.393277][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.393439][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.393596][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.393729][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.393852][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.393974][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.394094][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.394218][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.394341][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.394471][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.394599][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.394730][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.394851][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.395049][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.395169][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.395368][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.395493][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.395695][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.395825][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.395958][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.396080][ T12] kthread (kernel/kthread.c:436) [ 77.396171][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.396323][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.396527][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.396652][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.396884][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.397011][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.397133][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.400259][ T12] ------------[ cut here ]------------ | [ 77.400398][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.400798][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.401234][ T12] Tainted: [W]=WARN [ 77.401326][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.401484][ T12] Workqueue: netns cleanup_net [ 77.401618][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.401869][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.402401][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.402636][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6ce40 RCX: 1ff4000000018eed [ 77.402825][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6cefc [ 77.403158][ T12] RBP: ff11000009afa000 R08: 1fe22000017ed9e1 R09: ff11000001aed1d0 [ 77.403343][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.403529][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.403717][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.404012][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.404165][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 77.404352][ T12] PKRU: 55555554 [ 77.404445][ T12] Call Trace: [ 77.404539][ T12] [ 77.404683][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.404920][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.405077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.405272][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.405401][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.405603][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.405803][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.405925][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.406047][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.406169][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.406378][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.406506][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.406629][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.406756][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.406950][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.407072][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.407196][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.407322][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.407524][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.407654][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.407779][ T12] kthread (kernel/kthread.c:436) [ 77.407870][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.408100][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.408223][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.408352][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.408580][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.408714][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.408835][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.437743][ T12] ------------[ cut here ]------------ | [ 77.437925][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.438183][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.438794][ T12] Tainted: [W]=WARN [ 77.438892][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.439051][ T12] Workqueue: netns cleanup_net [ 77.439188][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.439363][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.439870][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 77.440056][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d000 RCX: 1ff4000000018eaf [ 77.440252][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d0bc [ 77.440450][ T12] RBP: ff1100000e2bc000 R08: 1fe22000017eda19 R09: ff11000001aed1d0 [ 77.440653][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 77.440852][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed9c000 [ 77.441044][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.441281][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.441445][ T12] CR2: 000055f6c1393408 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 77.441647][ T12] PKRU: 55555554 [ 77.441751][ T12] Call Trace: [ 77.441849][ T12] [ 77.441920][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.442050][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.442153][ T12] netif_close_many (net/core/dev.c:1804) [ 77.442281][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.442420][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.442549][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.442686][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 77.442819][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 77.442981][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 77.443140][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.443268][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.443435][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.443564][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.443697][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 77.443860][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 77.443991][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 77.444120][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 77.444246][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 77.444387][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 77.444522][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 77.444656][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.444789][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.444926][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.445055][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.445184][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.445314][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.445446][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.445576][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.445717][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.445847][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.445977][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.446113][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.446710][ T12] kthread (kernel/kthread.c:436) [ 77.446808][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.446967][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.447095][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.447254][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.447419][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.447547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.447679][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.449534][ T12] ------------[ cut here ]------------ | [ 77.449667][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.449915][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.450460][ T12] Tainted: [W]=WARN [ 77.450569][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.450738][ T12] Workqueue: netns cleanup_net [ 77.450869][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.451032][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.451493][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 77.451681][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d8c0 RCX: 1ff4000000018eaf [ 77.451877][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d97c [ 77.452335][ T12] RBP: ff1100000ed9c000 R08: 1fe22000017edb31 R09: ff11000001aed1d0 [ 77.452533][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 77.452731][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 77.452920][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.453142][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.453309][ T12] CR2: 000055f6c1393408 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 77.453514][ T12] PKRU: 55555554 [ 77.453614][ T12] Call Trace: [ 77.453713][ T12] [ 77.453785][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.453912][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 77.454037][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.454135][ T12] netif_close_many (net/core/dev.c:1804) [ 77.454267][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.454405][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.454548][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.454681][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 77.454814][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 77.454974][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 77.455133][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.455263][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.455429][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.455581][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.455715][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 77.455873][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 77.456017][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 77.456145][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 77.456273][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 77.456411][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 77.456551][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 77.456688][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.456820][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.456948][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.457075][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.457200][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.457327][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.457460][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.457592][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.457811][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.457939][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.458069][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.458200][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.458338][ T12] kthread (kernel/kthread.c:436) [ 77.458452][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.458616][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.458750][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.458877][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.459037][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.459168][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.459296][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.461640][ T12] ------------[ cut here ]------------ | [ 77.461769][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.462007][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.463079][ T12] Tainted: [W]=WARN [ 77.463172][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.463401][ T12] Workqueue: netns cleanup_net [ 77.463529][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.463689][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.464127][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 77.464304][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff4000000018ed5 [ 77.464542][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 77.464735][ T12] RBP: ff1100000e2bc000 R08: 1fe220000051fd01 R09: ff11000001aed1d0 [ 77.464916][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.465107][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.465289][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.465584][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.465759][ T12] CR2: 000055f6c1393408 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 77.465943][ T12] PKRU: 55555554 [ 77.466032][ T12] Call Trace: [ 77.466125][ T12] [ 77.466188][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.466345][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.466562][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.466688][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.466827][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 77.467006][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 77.467132][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 77.467255][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 77.467437][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 77.467572][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 77.469127][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.469258][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.469430][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.469568][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.469694][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.469824][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.469946][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.470070][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.470210][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.470331][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.470530][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.470670][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.470808][ T12] kthread (kernel/kthread.c:436) [ 77.470901][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.471054][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.471176][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.471298][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.471506][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.471632][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.471759][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.476333][ T12] ------------[ cut here ]------------ | [ 77.476911][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.477159][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.477672][ T12] Tainted: [W]=WARN [ 77.477774][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.477939][ T12] Workqueue: netns cleanup_net [ 77.478072][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.478235][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.478739][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 77.478896][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984040 RCX: 1ff4000000018ed5 [ 77.479078][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9840fc [ 77.479263][ T12] RBP: ff1100000ed9c000 R08: 1fe2200001930821 R09: ff11000001aed1d0 [ 77.479493][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.479680][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.479867][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.480079][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.480241][ T12] CR2: 000055f6c1393408 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 77.480474][ T12] PKRU: 55555554 [ 77.480565][ T12] Call Trace: [ 77.480659][ T12] [ 77.480835][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.480992][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.481144][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.481268][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.481436][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 77.481598][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 77.481726][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 77.481848][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 77.481971][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 77.482096][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 77.482223][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.482342][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.482530][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.482657][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.482783][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.482904][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.483025][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.483152][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.483280][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.483453][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.483584][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.483718][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.483841][ T12] kthread (kernel/kthread.c:436) [ 77.483933][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.484083][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.484208][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.484331][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.484537][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.484665][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.484794][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.487542][ T12] ------------[ cut here ]------------ | [ 77.487680][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 77.487933][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.488382][ T12] Tainted: [W]=WARN [ 77.488475][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.488638][ T12] Workqueue: netns cleanup_net [ 77.488800][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.488960][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.489407][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 77.489565][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9843c0 RCX: 1ff4000000018ed5 [ 77.489758][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98447c [ 77.489943][ T12] RBP: ff1100000ea99000 R08: 1fe2200001930891 R09: ff11000001aed1d0 [ 77.490128][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.490311][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.490554][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.490782][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.490936][ T12] CR2: 000055f6c1393408 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 77.491123][ T12] PKRU: 55555554 [ 77.491216][ T12] Call Trace: [ 77.491307][ T12] [ 77.491478][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.491643][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.491989][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.492113][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.492235][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 77.492440][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 77.492565][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 77.492765][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 77.492889][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 77.493016][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 77.493139][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.493261][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.493443][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.493569][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.493697][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.493832][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.493955][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.494083][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.494211][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.494334][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.494570][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.494707][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.494844][ T12] kthread (kernel/kthread.c:436) [ 77.494936][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.495096][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.495220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.495343][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.495598][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.495727][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.495850][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.533691][ T12] ------------[ cut here ]------------ | [ 77.533862][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 77.534108][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.534625][ T12] Tainted: [W]=WARN [ 77.534738][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.534896][ T12] Workqueue: netns cleanup_net [ 77.535030][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.535196][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.535722][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 77.535880][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985e00 RCX: 1ff4000000018ec7 [ 77.536072][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985ebc [ 77.536262][ T12] RBP: ff1100000e26a000 R08: 1fe2200001930bd9 R09: ff11000001aed1d0 [ 77.536454][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 77.536673][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 77.536872][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 77.537094][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.537252][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 77.537447][ T12] PKRU: 55555554 [ 77.537554][ T12] Call Trace: [ 77.537652][ T12] [ 77.537721][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.537873][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.537974][ T12] netif_close_many (net/core/dev.c:1804) [ 77.538131][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 77.538259][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 77.538423][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 77.538579][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.538720][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.538874][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.538998][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.539126][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.539250][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.539382][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.539509][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.539658][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.539788][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.539910][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.540039][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.540172][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.540297][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.540431][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.540556][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.540684][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.540818][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.540940][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.541069][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.541202][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.541328][ T12] kthread (kernel/kthread.c:436) [ 77.541428][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.541589][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.541717][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.541841][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.541995][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.542120][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.542251][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.545645][ T12] ------------[ cut here ]------------ | [ 77.545865][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 77.546125][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.546565][ T12] Tainted: [W]=WARN [ 77.546664][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.546827][ T12] Workqueue: netns cleanup_net [ 77.546956][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.547115][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.547557][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.547717][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff4000000018eed [ 77.547899][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 77.548075][ T12] RBP: ff1100000ef49000 R08: 1fe2200001663821 R09: ff11000001aed1d0 [ 77.548252][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 77.548435][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.548620][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 77.548835][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.548984][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 77.549161][ T12] PKRU: 55555554 [ 77.549251][ T12] Call Trace: [ 77.549341][ T12] [ 77.549410][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.549561][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.549714][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.549835][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.549957][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.550076][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.550198][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.550320][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.550449][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.550604][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.550737][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.550856][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.550975][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.551095][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.551218][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.551339][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.551469][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.551592][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.551723][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.551847][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.551966][ T12] kthread (kernel/kthread.c:436) [ 77.552055][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.552208][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.552328][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.552456][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.552610][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.552740][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.552859][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.555251][ T12] ------------[ cut here ]------------ | [ 77.555524][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.555802][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.556235][ T12] Tainted: [W]=WARN [ 77.556326][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.556487][ T12] Workqueue: netns cleanup_net [ 77.556622][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.556788][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.557233][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.557390][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31dc40 RCX: 1ff4000000018eed [ 77.557588][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31dcfc [ 77.557775][ T12] RBP: ff11000007954000 R08: 1fe2200001663ba1 R09: ff11000001aed1d0 [ 77.557954][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.558133][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.558316][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.558539][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.558697][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.558892][ T12] PKRU: 55555554 [ 77.558983][ T12] Call Trace: [ 77.559072][ T12] [ 77.559140][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.559295][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.559452][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.559576][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.559711][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.559842][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.559964][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.560087][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.560244][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.560374][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.560500][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.560625][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.560769][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.560891][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.561012][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.561135][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.561723][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.561846][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.561974][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.562100][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.562222][ T12] kthread (kernel/kthread.c:436) [ 77.562315][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.562482][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.562612][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.562739][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.562888][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.563009][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.563130][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.565518][ T12] ------------[ cut here ]------------ | [ 77.565645][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.565898][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.566325][ T12] Tainted: [W]=WARN [ 77.566421][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.566587][ T12] Workqueue: netns cleanup_net [ 77.566716][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.566876][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.567308][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.567464][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff4000000018eed [ 77.567655][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 77.567856][ T12] RBP: ff11000001dec000 R08: 1fe2200001f452f9 R09: ff11000001aed1d0 [ 77.568055][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.568234][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.568431][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.568654][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.568812][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.569003][ T12] PKRU: 55555554 [ 77.569097][ T12] Call Trace: [ 77.569186][ T12] [ 77.569248][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.569420][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.569570][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.569697][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.569827][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.569947][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.570069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.570190][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.570311][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.570437][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.570592][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.570718][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.570837][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.570959][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.571077][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.571198][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.571322][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.571461][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.571599][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.571733][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.571852][ T12] kthread (kernel/kthread.c:436) [ 77.571942][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.572090][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.572212][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.572334][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.572491][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.572619][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.572743][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.587887][ T12] ------------[ cut here ]------------ | [ 77.588052][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.588288][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.588762][ T12] Tainted: [W]=WARN [ 77.588853][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.589002][ T12] Workqueue: netns cleanup_net [ 77.589131][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.589293][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.589750][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.589899][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29c40 RCX: 1ff4000000018eed [ 77.590077][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29cfc [ 77.590255][ T12] RBP: ff11000010064000 R08: 1fe2200001f453a1 R09: ff11000001aed1d0 [ 77.590465][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.590660][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.590853][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.591063][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.591217][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.591431][ T12] PKRU: 55555554 [ 77.591522][ T12] Call Trace: [ 77.591618][ T12] [ 77.591681][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.591839][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.591990][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.592363][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.592485][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.592611][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.592736][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.592858][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.592979][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.593098][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.593221][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.593373][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.593496][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.593621][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.593743][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.593863][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.593989][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.594108][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.594232][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.594362][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.594495][ T12] kthread (kernel/kthread.c:436) [ 77.594592][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.594749][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.594872][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.594994][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.595162][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.595285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.595416][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.597895][ T12] ------------[ cut here ]------------ | [ 77.598046][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.598280][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.598724][ T12] Tainted: [W]=WARN [ 77.598814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.598965][ T12] Workqueue: netns cleanup_net [ 77.599089][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.599248][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.599719][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.599879][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9ab8c0 RCX: 1ff4000000018eed [ 77.600060][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab97c [ 77.600248][ T12] RBP: ff1100000f874000 R08: 1fe2200001535731 R09: ff11000001aed1d0 [ 77.600431][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.600616][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.600801][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.601012][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.601167][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.601352][ T12] PKRU: 55555554 [ 77.601442][ T12] Call Trace: [ 77.601555][ T12] [ 77.601623][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.601784][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.601935][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.602056][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.602181][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.602302][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.602431][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.602591][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.602728][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.602849][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.602976][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.603105][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.603227][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.603356][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.603482][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.603632][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.603764][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.603892][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.604024][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.604148][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.604278][ T12] kthread (kernel/kthread.c:436) [ 77.604375][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.604531][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.604656][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.604783][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.604936][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.605075][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.605206][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.607465][ T12] ------------[ cut here ]------------ | [ 77.607616][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.607855][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.608311][ T12] Tainted: [W]=WARN [ 77.608409][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.608561][ T12] Workqueue: netns cleanup_net [ 77.608700][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.608863][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.609311][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.609466][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff4000000018eed [ 77.609652][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 77.609837][ T12] RBP: ff11000008479000 R08: 1fe2200001535689 R09: ff11000001aed1d0 [ 77.610202][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.610387][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.610571][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.610794][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.610962][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.611146][ T12] PKRU: 55555554 [ 77.611236][ T12] Call Trace: [ 77.611326][ T12] [ 77.611393][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.611552][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.611714][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.611834][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.611956][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.612092][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.612213][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.612335][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.612464][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.612592][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.612805][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.612927][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.613049][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.613199][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.613322][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.613451][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.613579][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.613707][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.613832][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.613957][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.614089][ T12] kthread (kernel/kthread.c:436) [ 77.614181][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.614331][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.614460][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.614591][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.614744][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.614864][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.614986][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.617459][ T12] ------------[ cut here ]------------ | [ 77.617604][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.617845][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.618279][ T12] Tainted: [W]=WARN [ 77.618377][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.618560][ T12] Workqueue: netns cleanup_net [ 77.618695][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.618857][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.619305][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.619468][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8e40 RCX: 1ff4000000018eed [ 77.619655][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8efc [ 77.619883][ T12] RBP: ff11000009839000 R08: 1fe2200001ddb1e1 R09: ff11000001aed1d0 [ 77.620066][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.620252][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.620443][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.620660][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.620816][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.620998][ T12] PKRU: 55555554 [ 77.621088][ T12] Call Trace: [ 77.621179][ T12] [ 77.621243][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.621402][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.621556][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.621687][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.621814][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.621937][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.622058][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.622180][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.622303][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.622698][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.622828][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.622950][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.623069][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.623191][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.623309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.623451][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.623608][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.623744][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.623873][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.623999][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.624120][ T12] kthread (kernel/kthread.c:436) [ 77.624212][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.624365][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.624492][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.624620][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.624779][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.624900][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.625022][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.627106][ T12] ------------[ cut here ]------------ | [ 77.627234][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.627487][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.627925][ T12] Tainted: [W]=WARN [ 77.628016][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.628166][ T12] Workqueue: netns cleanup_net [ 77.628291][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.629215][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.629687][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.629858][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff4000000018eed [ 77.630044][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 77.630232][ T12] RBP: ff11000005031000 R08: 1fe2200001ddb251 R09: ff11000001aed1d0 [ 77.630430][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.630620][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.630820][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.631029][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.631198][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.631384][ T12] PKRU: 55555554 [ 77.631479][ T12] Call Trace: [ 77.631572][ T12] [ 77.631641][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.631796][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.631948][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.632081][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.632203][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.632326][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.632451][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.632589][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.632715][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.632835][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.632962][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.633084][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.633203][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.633329][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.633456][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.633581][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.633718][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.633839][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.633970][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.634094][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.634215][ T12] kthread (kernel/kthread.c:436) [ 77.634340][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.634499][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.634628][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.634753][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.634903][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.635022][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.635140][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.637225][ T12] ------------[ cut here ]------------ | [ 77.637353][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.637592][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.638016][ T12] Tainted: [W]=WARN [ 77.638107][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.638256][ T12] Workqueue: netns cleanup_net [ 77.638400][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.638560][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.639008][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.639159][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8c80 RCX: 1ff4000000018eed [ 77.639336][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8d3c [ 77.640207][ T12] RBP: ff1100000b5b1000 R08: 1fe2200001ddb1a9 R09: ff11000001aed1d0 [ 77.640390][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.640574][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.640762][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.640976][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.641127][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.641327][ T12] PKRU: 55555554 [ 77.641420][ T12] Call Trace: [ 77.641511][ T12] [ 77.641574][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.641738][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.641885][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.642005][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.642129][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.642250][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.642377][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.642507][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.642672][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.642798][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.642921][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.643042][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.643162][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.643286][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.643411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.643534][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.643660][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.643785][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.643910][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.644034][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.644158][ T12] kthread (kernel/kthread.c:436) [ 77.644248][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.644429][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.644550][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.644676][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.644830][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.644950][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.645071][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.647308][ T12] ------------[ cut here ]------------ | [ 77.647450][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.647688][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.648143][ T12] Tainted: [W]=WARN [ 77.648238][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.648390][ T12] Workqueue: netns cleanup_net [ 77.648518][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.648677][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.649104][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 77.649254][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae740 RCX: 1ff4000000018eed [ 77.649437][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae7fc [ 77.649628][ T12] RBP: ff1100000e26a000 R08: 1fe2200001795d01 R09: ff11000001aed1d0 [ 77.649809][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.650007][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.650192][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.650405][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.650558][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.650746][ T12] PKRU: 55555554 [ 77.650835][ T12] Call Trace: [ 77.650935][ T12] [ 77.651000][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.651153][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.651300][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 77.651425][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 77.651546][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 77.651670][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 77.651798][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 77.651938][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 77.652060][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.652181][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.652301][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.652432][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.652554][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.652678][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.652828][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.652951][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.653074][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.653192][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.653322][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.653454][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.653575][ T12] kthread (kernel/kthread.c:436) [ 77.653670][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.654203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.654330][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.654461][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.654617][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.654744][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.654877][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.663694][ T1678] ------------[ cut here ]------------ | [ 77.663881][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.664147][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.664611][ T1678] Tainted: [W]=WARN [ 77.664719][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.664887][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.665062][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.665568][ T1678] RSP: 0018:ffa0000000edfa80 EFLAGS: 00010286 [ 77.665763][ T1678] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff40000001dbf16 [ 77.665961][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 77.666174][ T1678] RBP: ff11000010059000 R08: 1fe2200002514059 R09: ff1100000ffcae80 [ 77.667097][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.667299][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010059000 [ 77.667506][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.667750][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.667917][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.668289][ T1678] PKRU: 55555554 [ 77.668392][ T1678] Call Trace: [ 77.668490][ T1678] [ 77.668559][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.668697][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.668836][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.668941][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.669076][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.669242][ T1678] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.669406][ T1678] register_netdev (net/core/dev.c:11552) [ 77.669542][ T1678] loopback_net_init (drivers/net/loopback.c:218) [ 77.669682][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.669787][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.669891][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.670028][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.670163][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.670295][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.670435][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.670604][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.670743][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.670877][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.671011][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.671144][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.671280][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.671419][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.671814][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.671977][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.672108][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.672240][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.672376][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.672540][ T1678] RIP: 0033:0x7fb876711bcb [ 77.672685][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.673181][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.673387][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.673608][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.673813][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.674014][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.674235][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.678694][ T1678] ------------[ cut here ]------------ | [ 77.678859][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.679118][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.679573][ T1678] Tainted: [W]=WARN [ 77.679681][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.679853][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.680028][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.680516][ T1678] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 77.680690][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000c9b6200 RCX: 1ff40000001dbee9 [ 77.680901][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b62bc [ 77.681101][ T1678] RBP: ff11000006194000 R08: 1fe2200001936c59 R09: ff1100000ffcae80 [ 77.681300][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.681510][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006194000 [ 77.681769][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.682003][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.682169][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.682378][ T1678] PKRU: 55555554 [ 77.682480][ T1678] Call Trace: [ 77.682586][ T1678] [ 77.682657][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.682800][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.682934][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.683037][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.683173][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.683342][ T1678] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.683484][ T1678] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 77.683626][ T1678] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 77.683763][ T1678] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 77.683899][ T1678] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 77.684034][ T1678] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 77.684171][ T1678] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 77.684306][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.684416][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.684522][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.684659][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.684803][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.684937][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.685071][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.685209][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.685354][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.685491][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.685634][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.685773][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.685909][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.686043][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.686176][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.686316][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.686457][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.686594][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.686736][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.686902][ T1678] RIP: 0033:0x7fb876711bcb [ 77.687042][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.687526][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.687737][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.687936][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.688134][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.688336][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.688545][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.693642][ T12] ------------[ cut here ]------------ | [ 77.693784][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 77.694026][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.694942][ T12] Tainted: [W]=WARN [ 77.695035][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.695240][ T12] Workqueue: netns cleanup_net [ 77.695424][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.695589][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.696031][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 77.696191][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781000 RCX: 1ff4000000018ed5 [ 77.696423][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107810bc [ 77.696618][ T12] RBP: ff1100000ee61000 R08: 1fe22000020f0219 R09: ff11000001aed1d0 [ 77.696803][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.696986][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 77.697176][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.697438][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.697596][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 77.697785][ T12] PKRU: 55555554 [ 77.697875][ T12] Call Trace: [ 77.697966][ T12] [ 77.698031][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 77.698191][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 77.698400][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 77.698528][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 77.698659][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 77.698786][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 77.698907][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 77.699031][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 77.699158][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 77.699278][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.699456][ T12] cleanup_net (net/core/net_namespace.c:702) [ 77.699581][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 77.699710][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 77.699839][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 77.699961][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 77.700084][ T12] process_one_work (kernel/workqueue.c:3314) [ 77.700212][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 77.700333][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 77.700511][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 77.700644][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 77.700772][ T12] kthread (kernel/kthread.c:436) [ 77.700864][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 77.701016][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.701138][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 77.701260][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 77.701463][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 77.701593][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 77.701721][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 77.714409][ T1678] ------------[ cut here ]------------ | [ 77.714566][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.714845][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.715298][ T1678] Tainted: [W]=WARN [ 77.715405][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.715576][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.715811][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.716300][ T1678] RSP: 0018:ffa0000000edf8f8 EFLAGS: 00010286 [ 77.716478][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000bd83700 RCX: 1ff40000001dbee5 [ 77.716690][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd837bc [ 77.716903][ T1678] RBP: ff1100000a32c000 R08: 1fe22000017b06f9 R09: ff1100000ffcae80 [ 77.717111][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.717313][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 77.717520][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.717771][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.717939][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.718143][ T1678] PKRU: 55555554 [ 77.718244][ T1678] Call Trace: [ 77.718344][ T1678] [ 77.718419][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.718558][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.718695][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.718805][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.718943][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.719113][ T1678] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.719249][ T1678] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 77.719391][ T1678] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 77.719527][ T1678] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 77.719668][ T1678] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 77.719813][ T1678] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 77.719950][ T1678] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 77.720085][ T1678] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 77.720228][ T1678] vti_init_net (net/ipv4/ip_vti.c:517) [ 77.720370][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.720475][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.720579][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.720720][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.720855][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.720994][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.721136][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.721273][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.721416][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.721554][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.721695][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.721838][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.721974][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.722111][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.722248][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.722391][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.722526][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.722663][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.722807][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.722976][ T1678] RIP: 0033:0x7fb876711bcb [ 77.723117][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.723606][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.723817][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.724017][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.724226][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.724432][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.724640][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.728844][ T1678] ------------[ cut here ]------------ | [ 77.729009][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.729276][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.729733][ T1678] Tainted: [W]=WARN [ 77.729835][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.730006][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.730179][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.730666][ T1678] RSP: 0018:ffa0000000edfa78 EFLAGS: 00010286 [ 77.730842][ T1678] RAX: 00000000ffffffa6 RBX: ff110000128a0740 RCX: 1ff40000001dbf15 [ 77.731041][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a07fc [ 77.731241][ T1678] RBP: ff1100000f879000 R08: 1fe2200002514101 R09: ff1100000ffcae80 [ 77.731443][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.731654][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f879000 [ 77.731863][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.732096][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.732269][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.732479][ T1678] PKRU: 55555554 [ 77.732581][ T1678] Call Trace: [ 77.732685][ T1678] [ 77.732760][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.732902][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.733038][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.733142][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.733276][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.733445][ T1678] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.733586][ T1678] register_netdev (net/core/dev.c:11552) [ 77.733730][ T1678] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 77.733865][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.733967][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.734076][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.734209][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.734351][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.734487][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.734633][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.734775][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.734910][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.735049][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.735183][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.735315][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.735456][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.735596][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.735773][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.735918][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.736052][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.736187][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.736323][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.736495][ T1678] RIP: 0033:0x7fb876711bcb [ 77.736640][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.737133][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.737338][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.737546][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.737756][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.737956][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.738158][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.747892][ T1678] ------------[ cut here ]------------ | [ 77.748067][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.748333][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.749333][ T1678] Tainted: [W]=WARN [ 77.749501][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.749676][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.749857][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.750340][ T1678] RSP: 0018:ffa0000000edfa68 EFLAGS: 00010286 [ 77.750568][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000e9ed1c0 RCX: 1ff40000001dbf13 [ 77.750801][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed27c [ 77.751034][ T1678] RBP: ff11000010341000 R08: 1fe2200001d3da51 R09: ff1100000ffcae80 [ 77.751236][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.751499][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010341000 [ 77.751713][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.751950][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.752118][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.752329][ T1678] PKRU: 55555554 [ 77.752489][ T1678] Call Trace: [ 77.752593][ T1678] [ 77.752668][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.752809][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.752944][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.753047][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.753186][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.753416][ T1678] register_netdev (net/core/dev.c:11552) [ 77.753552][ T1678] sit_init_net (net/ipv6/sit.c:1860) [ 77.753694][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.753803][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.753905][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.754043][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.754175][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.754312][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.754509][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.754654][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.754801][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.754934][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.755069][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.755203][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.755337][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.755533][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.755671][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.755811][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.755945][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.756078][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.756211][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.756435][ T1678] RIP: 0033:0x7fb876711bcb [ 77.756578][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.757067][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.757275][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.757535][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.757745][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.757945][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.758144][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.771753][ T1678] ------------[ cut here ]------------ | [ 77.771910][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.772180][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.772638][ T1678] Tainted: [W]=WARN [ 77.772748][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.772918][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.773092][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.773582][ T1678] RSP: 0018:ffa0000000edfa78 EFLAGS: 00010286 [ 77.773762][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000c57a740 RCX: 1ff40000001dbf15 [ 77.773963][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a7fc [ 77.774171][ T1678] RBP: ff1100000fa94000 R08: 1fe22000018af501 R09: ff1100000ffcae80 [ 77.774378][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.774585][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa94000 [ 77.774793][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.775027][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.775197][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.775410][ T1678] PKRU: 55555554 [ 77.775511][ T1678] Call Trace: [ 77.775615][ T1678] [ 77.775684][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.775838][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.775973][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.776075][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.776210][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.776380][ T1678] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.776516][ T1678] register_netdev (net/core/dev.c:11552) [ 77.776656][ T1678] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 77.776800][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.776905][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.777008][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.777140][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.777276][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.777419][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.777557][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.777699][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.777840][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.777975][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.778110][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.778246][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.778388][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.778528][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.778665][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.778804][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.778938][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.779073][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.779209][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.779380][ T1678] RIP: 0033:0x7fb876711bcb [ 77.779522][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.780013][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.780215][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.780419][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.780626][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.780829][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.781028][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.784977][ T1678] ------------[ cut here ]------------ | [ 77.785145][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.785410][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.785862][ T1678] Tainted: [W]=WARN [ 77.785962][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.786130][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.786301][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.786787][ T1678] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 77.786952][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000e9ecc80 RCX: 1ff40000001dbee9 [ 77.787148][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecd3c [ 77.787351][ T1678] RBP: ff11000004cd1000 R08: 1fe2200001d3d9a9 R09: ff1100000ffcae80 [ 77.787546][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.787753][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004cd1000 [ 77.787951][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.788180][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.788352][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.788555][ T1678] PKRU: 55555554 [ 77.788658][ T1678] Call Trace: [ 77.788762][ T1678] [ 77.788831][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.788966][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.789099][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.789201][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.789336][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.789514][ T1678] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.789654][ T1678] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 77.789792][ T1678] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 77.789925][ T1678] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 77.790065][ T1678] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 77.790199][ T1678] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 77.790334][ T1678] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 77.790477][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.790579][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.790682][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.790818][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.790950][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.791084][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.791219][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.791363][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.791498][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.791633][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.791771][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.791904][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.792046][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.792189][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.792322][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.792461][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.792596][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.792733][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.792865][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.793028][ T1678] RIP: 0033:0x7fb876711bcb [ 77.793165][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.793648][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.793852][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.794055][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.794258][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.794466][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.794668][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.798996][ T1678] ------------[ cut here ]------------ | [ 77.799157][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.799439][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.799896][ T1678] Tainted: [W]=WARN [ 77.799996][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.800162][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.800332][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.800823][ T1678] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 77.800990][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000bd26900 RCX: 1ff40000001dbee9 [ 77.801189][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd269bc [ 77.801390][ T1678] RBP: ff11000010289000 R08: 1fe22000017a4d39 R09: ff1100000ffcae80 [ 77.801594][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.801807][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010289000 [ 77.802004][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.802234][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.802420][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.802628][ T1678] PKRU: 55555554 [ 77.802734][ T1678] Call Trace: [ 77.802835][ T1678] [ 77.802904][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.803045][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.803178][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.803279][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.803419][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.803591][ T1678] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.803732][ T1678] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 77.803864][ T1678] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 77.803995][ T1678] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 77.804130][ T1678] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 77.804261][ T1678] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 77.804408][ T1678] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 77.804549][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.804655][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.804762][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.804892][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.805024][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.805159][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.805292][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.805431][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.805566][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.805713][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.805846][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.805978][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.806110][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.806245][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.806384][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.806519][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.806657][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.806793][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.806924][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.807087][ T1678] RIP: 0033:0x7fb876711bcb [ 77.807227][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.807721][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.807920][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.808119][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.808317][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.808523][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.808732][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.823169][ T1678] ------------[ cut here ]------------ | [ 77.823344][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.823628][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.824113][ T1678] Tainted: [W]=WARN [ 77.824220][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.824399][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.824583][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.825072][ T1678] RSP: 0018:ffa0000000edf918 EFLAGS: 00010286 [ 77.825239][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000c69a580 RCX: 1ff40000001dbee9 [ 77.825444][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a63c [ 77.825651][ T1678] RBP: ff1100000ea9c000 R08: 1fe22000018d34c9 R09: ff1100000ffcae80 [ 77.825858][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.826058][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea9c000 [ 77.826260][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.826499][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.826672][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.826880][ T1678] PKRU: 55555554 [ 77.826981][ T1678] Call Trace: [ 77.827081][ T1678] [ 77.827150][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.827284][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.827430][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.827535][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.827677][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.827849][ T1678] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.827985][ T1678] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 77.828120][ T1678] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 77.828253][ T1678] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 77.828395][ T1678] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 77.828532][ T1678] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 77.828674][ T1678] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 77.828816][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.828919][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.829020][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.829155][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.829291][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.829430][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.829570][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.829718][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.829854][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.829987][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.830123][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.830258][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.830400][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.830539][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.830680][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.830818][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.830952][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.831086][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.831222][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.831394][ T1678] RIP: 0033:0x7fb876711bcb [ 77.831538][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.832024][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.832226][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.832434][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.832639][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.832848][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.833047][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.837626][ T1678] ------------[ cut here ]------------ | [ 77.837790][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678 | [ 77.838065][ T1678] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.838527][ T1678] Tainted: [W]=WARN [ 77.838634][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.838809][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.838990][ T1678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.839484][ T1678] RSP: 0018:ffa0000000edfa70 EFLAGS: 00010286 [ 77.839664][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000c67f700 RCX: 1ff40000001dbf14 [ 77.839880][ T1678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f7bc [ 77.840085][ T1678] RBP: ff11000004d71000 R08: 1fe22000018cfef9 R09: ff1100000ffcae80 [ 77.840290][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 77.840500][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d71000 [ 77.840718][ T1678] FS: 00007fb87644f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 77.840962][ T1678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.841135][ T1678] CR2: 00007fb876656430 CR3: 000000001025c005 CR4: 0000000000771ef0 [ 77.841343][ T1678] PKRU: 55555554 [ 77.841453][ T1678] Call Trace: [ 77.841559][ T1678] [ 77.841637][ T1678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.841790][ T1678] ? notifier_call_chain (kernel/notifier.c:85) [ 77.841929][ T1678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.842034][ T1678] register_netdevice (net/core/dev.c:11488) [ 77.842173][ T1678] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.842344][ T1678] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.842498][ T1678] register_netdev (net/core/dev.c:11552) [ 77.842640][ T1678] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 77.842785][ T1678] ops_init (net/core/net_namespace.c:137) [ 77.842891][ T1678] setup_net (net/core/net_namespace.c:446) [ 77.842996][ T1678] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.843133][ T1678] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.843269][ T1678] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.843413][ T1678] copy_net_ns (net/core/net_namespace.c:579) [ 77.843559][ T1678] create_new_namespaces (kernel/nsproxy.c:132) [ 77.843709][ T1678] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.843848][ T1678] ksys_unshare (kernel/fork.c:3243) [ 77.843986][ T1678] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.844124][ T1678] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.844262][ T1678] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.844405][ T1678] ? __ia32_sys_open (fs/open.c:1374) [ 77.844547][ T1678] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.844690][ T1678] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.844831][ T1678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.844967][ T1678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.845105][ T1678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.845240][ T1678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.845415][ T1678] RIP: 0033:0x7fb876711bcb [ 77.845559][ T1678] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.846065][ T1678] RSP: 002b:00007fff6c118c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 77.846273][ T1678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb876711bcb [ 77.846484][ T1678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.846696][ T1678] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.846907][ T1678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6c11ae40 [ 77.847112][ T1678] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6c11b877 | [ 77.902827][ T1679] ------------[ cut here ]------------ | [ 77.903077][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1679 | [ 77.903514][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.904230][ T1679] Tainted: [W]=WARN [ 77.904401][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.904675][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.904957][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.905738][ T1679] RSP: 0018:ffa00000005a7a80 EFLAGS: 00010286 [ 77.906015][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff40000000b4f16 [ 77.906335][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 77.906664][ T1679] RBP: ff110000095dc000 R08: 1fe2200001663a51 R09: ff1100000ffcd180 [ 77.907027][ T1679] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.907355][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095dc000 [ 77.907678][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.908053][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.908320][ T1679] CR2: 00007fc80177cc20 CR3: 0000000008c9c005 CR4: 0000000000771ef0 [ 77.908645][ T1679] PKRU: 55555554 [ 77.908808][ T1679] Call Trace: [ 77.908967][ T1679] [ 77.909076][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.909291][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 77.909511][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.909674][ T1679] register_netdevice (net/core/dev.c:11488) [ 77.909897][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.910163][ T1679] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.910394][ T1679] register_netdev (net/core/dev.c:11552) [ 77.910610][ T1679] loopback_net_init (drivers/net/loopback.c:218) [ 77.910832][ T1679] ops_init (net/core/net_namespace.c:137) [ 77.911011][ T1679] setup_net (net/core/net_namespace.c:446) [ 77.911172][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.911389][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.911603][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.911825][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 77.912038][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 77.912253][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.912473][ T1679] ksys_unshare (kernel/fork.c:3243) [ 77.912680][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.912894][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.913104][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.913319][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 77.913545][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.913761][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.913968][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.914176][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.914395][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.914606][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.914880][ T1679] RIP: 0033:0x7fc80183dbcb [ 77.915107][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.915879][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 77.916195][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 77.916523][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.916846][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.917163][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 77.917489][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 77.924894][ T1679] ------------[ cut here ]------------ | [ 77.925115][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1679 | [ 77.925542][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.926255][ T1679] Tainted: [W]=WARN [ 77.926424][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.926690][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.926972][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.927751][ T1679] RSP: 0018:ffa00000005a7918 EFLAGS: 00010286 [ 77.928019][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000b236ac0 RCX: 1ff40000000b4ee9 [ 77.928337][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b236b7c [ 77.928666][ T1679] RBP: ff110000128f4000 R08: 1fe2200001646d71 R09: ff1100000ffcd180 [ 77.928986][ T1679] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.929303][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128f4000 [ 77.929633][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.930010][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.930276][ T1679] CR2: 00007fc80177cc20 CR3: 0000000008c9c005 CR4: 0000000000771ef0 [ 77.930604][ T1679] PKRU: 55555554 [ 77.930767][ T1679] Call Trace: [ 77.930924][ T1679] [ 77.931033][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.931246][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 77.931467][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.931631][ T1679] register_netdevice (net/core/dev.c:11488) [ 77.931849][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.932115][ T1679] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.932330][ T1679] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 77.932553][ T1679] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 77.932772][ T1679] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 77.932988][ T1679] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 77.933203][ T1679] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 77.933429][ T1679] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 77.933644][ T1679] ops_init (net/core/net_namespace.c:137) [ 77.933838][ T1679] setup_net (net/core/net_namespace.c:446) [ 77.934003][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.934214][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.934437][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.934657][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 77.934879][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 77.935096][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.935309][ T1679] ksys_unshare (kernel/fork.c:3243) [ 77.935529][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.935748][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.935961][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.936179][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 77.936406][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.936621][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.936840][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.937054][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.937282][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.937505][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.937771][ T1679] RIP: 0033:0x7fc80183dbcb [ 77.937982][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.938784][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 77.939108][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 77.939425][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.939740][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.940049][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 77.940378][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 77.959531][ T1679] ------------[ cut here ]------------ | [ 77.959801][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1679 | [ 77.960224][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.960961][ T1679] Tainted: [W]=WARN [ 77.961124][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.961405][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.961687][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.962471][ T1679] RSP: 0018:ffa00000005a78f8 EFLAGS: 00010286 [ 77.962750][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000e21ec80 RCX: 1ff40000000b4ee5 [ 77.963073][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21ed3c [ 77.963405][ T1679] RBP: ff110000100bc000 R08: 1fe2200001c43da9 R09: ff1100000ffcd180 [ 77.963733][ T1679] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.964053][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100bc000 [ 77.964383][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.964768][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.965039][ T1679] CR2: 00007fc80177cc20 CR3: 0000000008c9c005 CR4: 0000000000771ef0 [ 77.965372][ T1679] PKRU: 55555554 [ 77.965537][ T1679] Call Trace: [ 77.965697][ T1679] [ 77.965817][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.966035][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 77.966249][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.966421][ T1679] register_netdevice (net/core/dev.c:11488) [ 77.966638][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.966909][ T1679] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 77.967123][ T1679] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 77.967337][ T1679] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 77.967559][ T1679] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 77.967782][ T1679] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 77.967994][ T1679] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 77.968210][ T1679] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 77.968432][ T1679] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 77.968648][ T1679] vti_init_net (net/ipv4/ip_vti.c:517) [ 77.968873][ T1679] ops_init (net/core/net_namespace.c:137) [ 77.969041][ T1679] setup_net (net/core/net_namespace.c:446) [ 77.969207][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.969428][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.969643][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.969865][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 77.970080][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 77.970299][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.970522][ T1679] ksys_unshare (kernel/fork.c:3243) [ 77.970737][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.970948][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.971161][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.971385][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 77.971602][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.971820][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.972030][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.972241][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.972462][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.972679][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.972951][ T1679] RIP: 0033:0x7fc80183dbcb [ 77.973176][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.974004][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 77.974358][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 77.974683][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.975013][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.975333][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 77.975663][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 77.982919][ T1679] ------------[ cut here ]------------ | [ 77.983175][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1679 | [ 77.984527][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 77.985247][ T1679] Tainted: [W]=WARN [ 77.985516][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.985826][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 77.986105][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 77.986990][ T1679] RSP: 0018:ffa00000005a7a78 EFLAGS: 00010286 [ 77.987263][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000fb2e900 RCX: 1ff40000000b4f15 [ 77.987687][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e9bc [ 77.988015][ T1679] RBP: ff1100000a119000 R08: 1fe2200001f65d39 R09: ff1100000ffcd180 [ 77.988330][ T1679] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 77.988762][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000 [ 77.989085][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 77.989568][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.989828][ T1679] CR2: 00007fc80177cc20 CR3: 0000000008c9c005 CR4: 0000000000771ef0 [ 77.990107][ T1679] PKRU: 55555554 [ 77.990264][ T1679] Call Trace: [ 77.990528][ T1679] [ 77.990641][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 77.990864][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 77.991080][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 77.991277][ T1679] register_netdevice (net/core/dev.c:11488) [ 77.991599][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 77.991902][ T1679] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 77.992122][ T1679] register_netdev (net/core/dev.c:11552) [ 77.992336][ T1679] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 77.992662][ T1679] ops_init (net/core/net_namespace.c:137) [ 77.992836][ T1679] setup_net (net/core/net_namespace.c:446) [ 77.993005][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 77.993218][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 77.993538][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 77.993757][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 77.993976][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 77.994198][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 77.994521][ T1679] ksys_unshare (kernel/fork.c:3243) [ 77.994745][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 77.994962][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 77.995179][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 77.995496][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 77.995718][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 77.995931][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 77.996142][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 77.996450][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 77.996661][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 77.996881][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.997144][ T1679] RIP: 0033:0x7fc80183dbcb [ 77.997469][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 77.998244][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 77.998668][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 77.998986][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 77.999300][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 77.999720][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 78.000037][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 78.005642][ T1679] ------------[ cut here ]------------ | [ 78.005839][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1679 | [ 78.006158][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.006746][ T1679] Tainted: [W]=WARN [ 78.006906][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.007130][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.007382][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.007932][ T1679] RSP: 0018:ffa00000005a7a68 EFLAGS: 00010286 [ 78.008158][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff40000000b4f13 [ 78.008424][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 78.008690][ T1679] RBP: ff1100000d974000 R08: 1fe2200001ad7c59 R09: ff1100000ffcd180 [ 78.008952][ T1679] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 78.009204][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d974000 [ 78.009482][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.009798][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.010021][ T1679] CR2: 000055f6a15ced5c CR3: 0000000008c9c002 CR4: 0000000000771ef0 [ 78.010275][ T1679] PKRU: 55555554 [ 78.010439][ T1679] Call Trace: [ 78.010593][ T1679] [ 78.010728][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.010919][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 78.011109][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.011267][ T1679] register_netdevice (net/core/dev.c:11488) [ 78.011472][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 78.011717][ T1679] register_netdev (net/core/dev.c:11552) [ 78.011905][ T1679] sit_init_net (net/ipv6/sit.c:1860) [ 78.012095][ T1679] ops_init (net/core/net_namespace.c:137) [ 78.012253][ T1679] setup_net (net/core/net_namespace.c:446) [ 78.012421][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 78.012613][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 78.012811][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 78.013001][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 78.013191][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 78.013396][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 78.013585][ T1679] ksys_unshare (kernel/fork.c:3243) [ 78.013794][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.013981][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 78.014172][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 78.014404][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 78.014600][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 78.014807][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 78.014995][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.015182][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.015394][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.015589][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.015820][ T1679] RIP: 0033:0x7fc80183dbcb [ 78.016017][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 78.016611][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 78.016879][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 78.017135][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 78.017400][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 78.017669][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 78.017925][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 78.023313][ T1679] ------------[ cut here ]------------ | [ 78.024051][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1679 | [ 78.024460][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.025145][ T1679] Tainted: [W]=WARN [ 78.025394][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.025681][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.025975][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.026966][ T1679] RSP: 0018:ffa00000005a7a78 EFLAGS: 00010286 [ 78.027246][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000603ae40 RCX: 1ff40000000b4f15 [ 78.027566][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000603aefc [ 78.027902][ T1679] RBP: ff11000012741000 R08: 1fe2200000c075e1 R09: ff1100000ffcd180 [ 78.028218][ T1679] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 78.028539][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012741000 [ 78.028872][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.029216][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.029509][ T1679] CR2: 000055f6a15ced5c CR3: 0000000008c9c002 CR4: 0000000000771ef0 [ 78.029819][ T1679] PKRU: 55555554 [ 78.029968][ T1679] Call Trace: [ 78.030136][ T1679] [ 78.030258][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.030459][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 78.030661][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.030840][ T1679] register_netdevice (net/core/dev.c:11488) [ 78.031029][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 78.031244][ T1679] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.031446][ T1679] register_netdev (net/core/dev.c:11552) [ 78.031642][ T1679] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 78.031855][ T1679] ops_init (net/core/net_namespace.c:137) [ 78.032018][ T1679] setup_net (net/core/net_namespace.c:446) [ 78.032171][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 78.032368][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 78.032575][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 78.032799][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 78.032996][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 78.033185][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 78.033390][ T1679] ksys_unshare (kernel/fork.c:3243) [ 78.033576][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.033780][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 78.033967][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 78.034154][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 78.034341][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 78.034542][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 78.034759][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.034948][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.035135][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.035321][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.035555][ T1679] RIP: 0033:0x7fc80183dbcb [ 78.035765][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 78.036297][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 78.036562][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 78.036828][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 78.037075][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 78.037372][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 78.037632][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 78.042182][ T1679] ------------[ cut here ]------------ | [ 78.042802][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1679 | [ 78.043121][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.043738][ T1679] Tainted: [W]=WARN [ 78.043907][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.044123][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.044374][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.044914][ T1679] RSP: 0018:ffa00000005a7918 EFLAGS: 00010286 [ 78.045131][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000c67f540 RCX: 1ff40000000b4ee9 [ 78.045389][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f5fc [ 78.045648][ T1679] RBP: ff11000008f7c000 R08: 1fe22000018cfec1 R09: ff1100000ffcd180 [ 78.045906][ T1679] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 78.046188][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f7c000 [ 78.046454][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.046757][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.046975][ T1679] CR2: 000055f6a15ced5c CR3: 0000000008c9c002 CR4: 0000000000771ef0 [ 78.047247][ T1679] PKRU: 55555554 [ 78.047429][ T1679] Call Trace: [ 78.047586][ T1679] [ 78.047730][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.047918][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 78.048103][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.048269][ T1679] register_netdevice (net/core/dev.c:11488) [ 78.048469][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 78.048703][ T1679] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 78.048898][ T1679] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 78.049083][ T1679] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 78.049266][ T1679] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 78.049465][ T1679] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 78.049663][ T1679] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 78.049859][ T1679] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 78.050050][ T1679] ops_init (net/core/net_namespace.c:137) [ 78.050203][ T1679] setup_net (net/core/net_namespace.c:446) [ 78.050368][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 78.050552][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 78.050753][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 78.050956][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 78.051142][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 78.051332][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 78.051532][ T1679] ksys_unshare (kernel/fork.c:3243) [ 78.051743][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.051928][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 78.052113][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 78.052300][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 78.052500][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 78.052713][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 78.052897][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.053081][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.053265][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.053472][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.053700][ T1679] RIP: 0033:0x7fc80183dbcb [ 78.053897][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 78.054452][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 78.054724][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 78.054994][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 78.055248][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 78.055527][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 78.055791][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 78.060695][ T1679] ------------[ cut here ]------------ | [ 78.060899][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1679 | [ 78.061230][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.061809][ T1679] Tainted: [W]=WARN [ 78.061973][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.062191][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.062430][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.062976][ T1679] RSP: 0018:ffa00000005a7918 EFLAGS: 00010286 [ 78.063216][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000ea703c0 RCX: 1ff40000000b4ee9 [ 78.063485][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea7047c [ 78.063753][ T1679] RBP: ff110000095c1000 R08: 1fe2200001d4e091 R09: ff1100000ffcd180 [ 78.064005][ T1679] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 78.064255][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095c1000 [ 78.064521][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.064823][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.065046][ T1679] CR2: 000055f6a15ced5c CR3: 0000000008c9c002 CR4: 0000000000771ef0 [ 78.065296][ T1679] PKRU: 55555554 [ 78.065471][ T1679] Call Trace: [ 78.065633][ T1679] [ 78.065776][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.065964][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 78.066148][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.066301][ T1679] register_netdevice (net/core/dev.c:11488) [ 78.066506][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 78.066743][ T1679] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 78.066932][ T1679] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 78.067117][ T1679] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 78.067302][ T1679] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 78.067531][ T1679] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 78.067740][ T1679] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 78.067936][ T1679] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 78.068123][ T1679] ops_init (net/core/net_namespace.c:137) [ 78.068279][ T1679] setup_net (net/core/net_namespace.c:446) [ 78.068446][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 78.068640][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 78.068839][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 78.069027][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 78.069218][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 78.069421][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 78.069613][ T1679] ksys_unshare (kernel/fork.c:3243) [ 78.069816][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.070001][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 78.070184][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 78.070383][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 78.070578][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 78.070784][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 78.070968][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.071159][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.071362][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.071549][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.071781][ T1679] RIP: 0033:0x7fc80183dbcb [ 78.071972][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 78.072527][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 78.072795][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 78.073043][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 78.073297][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 78.073558][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 78.073819][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 78.082908][ T1679] ------------[ cut here ]------------ | [ 78.083110][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1679 | [ 78.083464][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.084043][ T1679] Tainted: [W]=WARN [ 78.084222][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.084464][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.084702][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.085246][ T1679] RSP: 0018:ffa00000005a7918 EFLAGS: 00010286 [ 78.085486][ T1679] RAX: 00000000ffffffa6 RBX: ff110000106d2900 RCX: 1ff40000000b4ee9 [ 78.085805][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106d29bc [ 78.086056][ T1679] RBP: ff1100000fc64000 R08: 1fe22000020da539 R09: ff1100000ffcd180 [ 78.086325][ T1679] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 78.086599][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc64000 [ 78.086863][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.087147][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.087385][ T1679] CR2: 000055f6a15ced5c CR3: 0000000008c9c002 CR4: 0000000000771ef0 [ 78.087649][ T1679] PKRU: 55555554 [ 78.087825][ T1679] Call Trace: [ 78.087978][ T1679] [ 78.088098][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.088284][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 78.088499][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.088676][ T1679] register_netdevice (net/core/dev.c:11488) [ 78.088892][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 78.089110][ T1679] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 78.089297][ T1679] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 78.089508][ T1679] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 78.089711][ T1679] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 78.089914][ T1679] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 78.090105][ T1679] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 78.090295][ T1679] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 78.090574][ T1679] ops_init (net/core/net_namespace.c:137) [ 78.090812][ T1679] setup_net (net/core/net_namespace.c:446) [ 78.091029][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 78.091291][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 78.091587][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 78.091867][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 78.092162][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 78.092450][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 78.092725][ T1679] ksys_unshare (kernel/fork.c:3243) [ 78.092991][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.093282][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 78.093565][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 78.093868][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 78.094140][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 78.094418][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 78.094686][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.094961][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.095227][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.095511][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.095833][ T1679] RIP: 0033:0x7fc80183dbcb [ 78.096113][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 78.096980][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 78.097385][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 78.097767][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 78.098144][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 78.098548][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 78.098966][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 78.107179][ T1679] ------------[ cut here ]------------ | [ 78.107475][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1679 | [ 78.107957][ T1679] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.108836][ T1679] Tainted: [W]=WARN [ 78.109056][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.109412][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.109755][ T1679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.110620][ T1679] RSP: 0018:ffa00000005a7a70 EFLAGS: 00010286 [ 78.110953][ T1679] RAX: 00000000ffffffa6 RBX: ff1100000ea71380 RCX: 1ff40000000b4f14 [ 78.111328][ T1679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea7143c [ 78.111723][ T1679] RBP: ff1100000eae1000 R08: 1fe2200001d4e289 R09: ff1100000ffcd180 [ 78.112283][ T1679] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 78.112672][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae1000 [ 78.113053][ T1679] FS: 00007fc80157b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.113667][ T1679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.114003][ T1679] CR2: 000055f6a15ced5c CR3: 0000000008c9c002 CR4: 0000000000771ef0 [ 78.114391][ T1679] PKRU: 55555554 [ 78.114767][ T1679] Call Trace: [ 78.115006][ T1679] [ 78.115175][ T1679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.115467][ T1679] ? notifier_call_chain (kernel/notifier.c:85) [ 78.115738][ T1679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.116122][ T1679] register_netdevice (net/core/dev.c:11488) [ 78.116415][ T1679] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 78.116772][ T1679] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 78.117050][ T1679] register_netdev (net/core/dev.c:11552) [ 78.117512][ T1679] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 78.117782][ T1679] ops_init (net/core/net_namespace.c:137) [ 78.117941][ T1679] setup_net (net/core/net_namespace.c:446) [ 78.118113][ T1679] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 78.118406][ T1679] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 78.118604][ T1679] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 78.118840][ T1679] copy_net_ns (net/core/net_namespace.c:579) [ 78.119033][ T1679] create_new_namespaces (kernel/nsproxy.c:132) [ 78.119330][ T1679] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 78.119534][ T1679] ksys_unshare (kernel/fork.c:3243) [ 78.119746][ T1679] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.119935][ T1679] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 78.120211][ T1679] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 78.120415][ T1679] ? __ia32_sys_open (fs/open.c:1374) [ 78.120611][ T1679] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 78.120808][ T1679] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 78.121087][ T1679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.121302][ T1679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.121522][ T1679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.121730][ T1679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.122043][ T1679] RIP: 0033:0x7fc80183dbcb [ 78.122236][ T1679] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 78.122893][ T1679] RSP: 002b:00007ffc6ca2d768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 78.123175][ T1679] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc80183dbcb [ 78.123854][ T1679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 78.124107][ T1679] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 78.124379][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6ca2f990 [ 78.124746][ T1679] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6ca31877 | [ 78.159781][ T1680] ------------[ cut here ]------------ | [ 78.159971][ T1680] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1680 | [ 78.160273][ T1680] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.160781][ T1680] Tainted: [W]=WARN [ 78.160886][ T1680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.161070][ T1680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.161248][ T1680] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.161764][ T1680] RSP: 0018:ffa0000000fbee30 EFLAGS: 00010286 [ 78.161938][ T1680] RAX: 00000000ffffffa6 RBX: ff110000107bc580 RCX: 1ff40000001f7d8c [ 78.162144][ T1680] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107bc63c [ 78.162358][ T1680] RBP: ff1100000fa09000 R08: 1fe22000020f78c9 R09: ff1100000fa00b80 [ 78.162596][ T1680] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 78.162809][ T1680] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010351908 [ 78.163022][ T1680] FS: 00007fe4a3b33840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 78.163267][ T1680] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.163447][ T1680] CR2: 000000000042ebe0 CR3: 0000000010646002 CR4: 0000000000771ef0 [ 78.163662][ T1680] PKRU: 55555554 [ 78.163773][ T1680] Call Trace: [ 78.163880][ T1680] [ 78.163964][ T1680] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.164104][ T1680] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.164238][ T1680] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 78.164416][ T1680] __dev_notify_flags (net/core/dev.c:9787) [ 78.164558][ T1680] ? netif_change_name (net/core/dev.c:1495) [ 78.164697][ T1680] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.164839][ T1680] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.165020][ T1680] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.165165][ T1680] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 78.165303][ T1680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.165450][ T1680] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 78.165594][ T1680] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 78.165752][ T1680] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.165891][ T1680] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 78.166033][ T1680] veth_newlink (drivers/net/veth.c:1871) [ 78.166174][ T1680] ? veth_poll_controller (drivers/net/veth.c:1470) [ 78.166340][ T1680] ? kasan_save_stack (mm/kasan/common.c:57) [ 78.166586][ T1680] ? kasan_save_track (mm/kasan/common.c:78) [ 78.166732][ T1680] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 78.166887][ T1680] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 78.167024][ T1680] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 78.167185][ T1680] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 78.167321][ T1680] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 78.167520][ T1680] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 78.167666][ T1680] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 78.167821][ T1680] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.167968][ T1680] ? __dev_get_by_name (net/core/dev.c:883) [ 78.168106][ T1680] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.168250][ T1680] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.168454][ T1680] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.168683][ T1680] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.168883][ T1680] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.169023][ T1680] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.169160][ T1680] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.169295][ T1680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.169467][ T1680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.169632][ T1680] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.169778][ T1680] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.169917][ T1680] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.170055][ T1680] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.170191][ T1680] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.170329][ T1680] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.170475][ T1680] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.170618][ T1680] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.170775][ T1680] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.170923][ T1680] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.171082][ T1680] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.171220][ T1680] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.171363][ T1680] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.171504][ T1680] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.171649][ T1680] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.171791][ T1680] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.172227][ T1680] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.172390][ T1680] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.172534][ T1680] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.172695][ T1680] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.172839][ T1680] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.173009][ T1680] ? move_addr_to_kernel (net/socket.c:258) [ 78.173150][ T1680] ___sys_sendmsg (net/socket.c:2752) [ 78.173308][ T1680] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.173462][ T1680] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 78.173788][ T1680] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 78.173930][ T1680] __sys_sendmsg (net/socket.c:2784) [ 78.174079][ T1680] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.174223][ T1680] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 78.174390][ T1680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.174533][ T1680] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.174674][ T1680] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.174818][ T1680] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.174955][ T1680] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.175145][ T1680] RIP: 0033:0x7fe4a3d6d08e [ 78.175287][ T1680] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.175841][ T1680] RSP: 002b:00007ffd50948a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.176050][ T1680] RAX: ffffffffffffffda RBX: 00007ffd509491c0 RCX: 00007fe4a3d6d08e [ 78.176261][ T1680] RDX: 0000000000000000 RSI: 00007ffd50948ac0 RDI: 0000000000000005 [ 78.176480][ T1680] RBP: 00007ffd50948a20 R08: 0000000000000000 R09: 0000000000000000 [ 78.176690][ T1680] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.176923][ T1680] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd50949180 | [ 78.196374][ T1680] ------------[ cut here ]------------ | [ 78.196561][ T1680] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1680 | [ 78.196840][ T1680] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.197292][ T1680] Tainted: [W]=WARN [ 78.197448][ T1680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.197628][ T1680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.197811][ T1680] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.198290][ T1680] RSP: 0018:ffa0000000fbf1b0 EFLAGS: 00010286 [ 78.198474][ T1680] RAX: 00000000ffffffa6 RBX: ff1100000d906580 RCX: 1ff40000001f7dfc [ 78.198686][ T1680] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90663c [ 78.198895][ T1680] RBP: ff110000103d4000 R08: 1fe2200001b20cc9 R09: ff1100000fa00b80 [ 78.199093][ T1680] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 78.199293][ T1680] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 78.199500][ T1680] FS: 00007fe4a3b33840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 78.199746][ T1680] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.199916][ T1680] CR2: 000000000042ebe0 CR3: 0000000010646002 CR4: 0000000000771ef0 [ 78.200117][ T1680] PKRU: 55555554 [ 78.200217][ T1680] Call Trace: [ 78.200319][ T1680] [ 78.200394][ T1680] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.200534][ T1680] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.200643][ T1680] __dev_notify_flags (net/core/dev.c:9787) [ 78.200785][ T1680] ? netif_change_name (net/core/dev.c:1495) [ 78.200921][ T1680] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 78.201056][ T1680] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 78.201196][ T1680] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 78.201336][ T1680] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 78.201483][ T1680] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.201623][ T1680] ? __dev_get_by_name (net/core/dev.c:883) [ 78.201766][ T1680] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.201908][ T1680] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.202046][ T1680] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.202181][ T1680] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.202318][ T1680] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.202468][ T1680] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.202610][ T1680] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.202751][ T1680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.202888][ T1680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.203024][ T1680] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.203160][ T1680] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.203295][ T1680] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.203438][ T1680] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.203575][ T1680] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.203723][ T1680] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.203859][ T1680] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.203999][ T1680] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.204135][ T1680] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.204271][ T1680] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.204420][ T1680] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.204556][ T1680] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.204696][ T1680] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.204839][ T1680] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.204975][ T1680] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.205111][ T1680] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.205247][ T1680] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.205388][ T1680] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.205528][ T1680] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.205668][ T1680] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.205810][ T1680] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.205980][ T1680] ? move_addr_to_kernel (net/socket.c:258) [ 78.206120][ T1680] ___sys_sendmsg (net/socket.c:2752) [ 78.206255][ T1680] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.206399][ T1680] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 78.206592][ T1680] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 78.206741][ T1680] __sys_sendmsg (net/socket.c:2784) [ 78.206880][ T1680] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.207021][ T1680] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 78.207157][ T1680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.207294][ T1680] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.207435][ T1680] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.207572][ T1680] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.207719][ T1680] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.207891][ T1680] RIP: 0033:0x7fe4a3d6d08e [ 78.208034][ T1680] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.208522][ T1680] RSP: 002b:00007ffd50948a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.208737][ T1680] RAX: ffffffffffffffda RBX: 00007ffd509491c0 RCX: 00007fe4a3d6d08e [ 78.208941][ T1680] RDX: 0000000000000000 RSI: 00007ffd50948ac0 RDI: 0000000000000005 [ 78.209152][ T1680] RBP: 00007ffd50948a20 R08: 0000000000000000 R09: 0000000000000000 [ 78.209363][ T1680] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.209571][ T1680] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd50949180 | [ 78.241557][ T1681] ------------[ cut here ]------------ | [ 78.241761][ T1681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1681 | [ 78.242094][ T1681] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.242762][ T1681] Tainted: [W]=WARN [ 78.242973][ T1681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.243250][ T1681] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.243563][ T1681] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.244191][ T1681] RSP: 0018:ffa0000000f9f020 EFLAGS: 00010286 [ 78.244484][ T1681] RAX: 00000000ffffffa6 RBX: ff1100000ea70ac0 RCX: 1ff40000001f3dca [ 78.244833][ T1681] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea70b7c [ 78.245133][ T1681] RBP: ff110000103d4000 R08: 1fe2200001d4e171 R09: ff1100000fa02e58 [ 78.245395][ T1681] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 78.245660][ T1681] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 78.245934][ T1681] FS: 00007f4ff9779840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.246218][ T1681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.246451][ T1681] CR2: 000000003be4d988 CR3: 000000001012a005 CR4: 0000000000771ef0 [ 78.246723][ T1681] PKRU: 55555554 [ 78.246875][ T1681] Call Trace: [ 78.247029][ T1681] [ 78.247149][ T1681] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.247338][ T1681] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.247506][ T1681] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 78.247702][ T1681] __dev_notify_flags (net/core/dev.c:9787) [ 78.247901][ T1681] ? netif_change_name (net/core/dev.c:1495) [ 78.248094][ T1681] ? __dev_change_flags (net/core/dev.c:9752) [ 78.248285][ T1681] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 78.248489][ T1681] netif_change_flags (net/core/dev.c:9820) [ 78.248689][ T1681] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 78.248889][ T1681] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 78.249075][ T1681] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 78.249294][ T1681] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 78.249495][ T1681] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.249696][ T1681] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 78.249892][ T1681] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.250080][ T1681] ? __kernel_text_address (kernel/extable.c:79) [ 78.250268][ T1681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.250475][ T1681] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.250670][ T1681] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.250862][ T1681] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.251050][ T1681] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 78.251237][ T1681] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.251435][ T1681] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.251630][ T1681] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 78.251825][ T1681] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 78.252020][ T1681] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 78.252207][ T1681] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.252405][ T1681] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 78.252600][ T1681] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 78.252802][ T1681] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.252994][ T1681] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.253181][ T1681] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.253382][ T1681] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.253568][ T1681] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.253772][ T1681] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.253963][ T1681] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.254149][ T1681] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.254335][ T1681] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.254536][ T1681] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.254741][ T1681] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.254932][ T1681] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.255117][ T1681] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.255304][ T1681] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.255514][ T1681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.255723][ T1681] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.255909][ T1681] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.256094][ T1681] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.256280][ T1681] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.256482][ T1681] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.256684][ T1681] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.256880][ T1681] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.257069][ T1681] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.257259][ T1681] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.257459][ T1681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.257658][ T1681] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.257856][ T1681] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.258042][ T1681] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.258233][ T1681] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.258434][ T1681] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.258628][ T1681] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.258853][ T1681] ? move_addr_to_kernel (net/socket.c:258) [ 78.259042][ T1681] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.259228][ T1681] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.259432][ T1681] ___sys_sendmsg (net/socket.c:2752) [ 78.259625][ T1681] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 78.259860][ T1681] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.260063][ T1681] __sys_sendmsg (net/socket.c:2784) [ 78.260253][ T1681] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.260457][ T1681] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 78.260691][ T1681] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 78.260891][ T1681] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.261080][ T1681] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.261263][ T1681] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.261462][ T1681] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.261660][ T1681] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.261894][ T1681] RIP: 0033:0x7f4ff99b308e [ 78.262091][ T1681] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.262641][ T1681] RSP: 002b:00007ffef899e800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.262913][ T1681] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4ff99b308e [ 78.263167][ T1681] RDX: 0000000000000000 RSI: 00007ffef899e8b0 RDI: 0000000000000005 [ 78.263443][ T1681] RBP: 00007ffef899e810 R08: 0000000000000000 R09: 0000000000000000 [ 78.263718][ T1681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.263968][ T1681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef899ef80 | [ 78.296272][ T1682] ------------[ cut here ]------------ | [ 78.296431][ T1682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1682 | [ 78.296714][ T1682] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.297155][ T1682] Tainted: [W]=WARN [ 78.297260][ T1682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.297431][ T1682] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.297612][ T1682] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.298089][ T1682] RSP: 0018:ffa0000000f8f020 EFLAGS: 00010286 [ 78.298270][ T1682] RAX: 00000000ffffffa6 RBX: ff11000010783c40 RCX: 1ff40000001f1dca [ 78.298482][ T1682] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783cfc [ 78.298684][ T1682] RBP: ff1100000fa09000 R08: 1fe22000020f07a1 R09: ff1100000abf0b58 [ 78.298891][ T1682] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 78.299089][ T1682] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 78.299284][ T1682] FS: 00007f436b8cc840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 78.299528][ T1682] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.299699][ T1682] CR2: 00000000125a1988 CR3: 0000000010646004 CR4: 0000000000771ef0 [ 78.299904][ T1682] PKRU: 55555554 [ 78.300014][ T1682] Call Trace: [ 78.300115][ T1682] [ 78.300185][ T1682] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.300326][ T1682] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.300429][ T1682] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 78.300686][ T1682] __dev_notify_flags (net/core/dev.c:9787) [ 78.300829][ T1682] ? netif_change_name (net/core/dev.c:1495) [ 78.300961][ T1682] ? __dev_change_flags (net/core/dev.c:9752) [ 78.301097][ T1682] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 78.301229][ T1682] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.301366][ T1682] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 78.301505][ T1682] netif_change_flags (net/core/dev.c:9820) [ 78.301646][ T1682] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 78.301786][ T1682] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 78.301923][ T1682] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 78.302060][ T1682] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 78.302228][ T1682] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 78.302427][ T1682] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.302565][ T1682] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 78.302711][ T1682] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.302847][ T1682] ? __kernel_text_address (kernel/extable.c:79) [ 78.302984][ T1682] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.303122][ T1682] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.303253][ T1682] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.303450][ T1682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.303591][ T1682] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 78.303731][ T1682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.303864][ T1682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.303998][ T1682] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 78.304134][ T1682] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 78.304269][ T1682] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 78.304462][ T1682] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.304666][ T1682] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 78.304810][ T1682] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 78.304947][ T1682] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.305084][ T1682] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.305217][ T1682] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.305442][ T1682] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.305579][ T1682] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.305722][ T1682] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.305858][ T1682] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.305990][ T1682] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.306122][ T1682] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.306256][ T1682] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.306453][ T1682] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.306597][ T1682] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.306740][ T1682] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.306874][ T1682] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.307029][ T1682] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.307167][ T1682] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.307300][ T1682] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.307494][ T1682] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.307632][ T1682] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.307774][ T1682] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.307911][ T1682] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.308045][ T1682] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.308180][ T1682] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.308315][ T1682] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.308529][ T1682] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.308668][ T1682] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.308836][ T1682] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.308971][ T1682] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.309106][ T1682] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.309239][ T1682] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.309430][ T1682] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.309607][ T1682] ? move_addr_to_kernel (net/socket.c:258) [ 78.309752][ T1682] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.309885][ T1682] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.310033][ T1682] ___sys_sendmsg (net/socket.c:2752) [ 78.310168][ T1682] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 78.310335][ T1682] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.310540][ T1682] __sys_sendmsg (net/socket.c:2784) [ 78.310680][ T1682] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.310820][ T1682] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 78.310990][ T1682] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 78.311124][ T1682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.311260][ T1682] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.311434][ T1682] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.311573][ T1682] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.311717][ T1682] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.311890][ T1682] RIP: 0033:0x7f436bb0608e [ 78.312032][ T1682] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.312523][ T1682] RSP: 002b:00007fff7265f570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.312734][ T1682] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f436bb0608e [ 78.312935][ T1682] RDX: 0000000000000000 RSI: 00007fff7265f620 RDI: 0000000000000005 [ 78.313136][ T1682] RBP: 00007fff7265f580 R08: 0000000000000000 R09: 0000000000000000 [ 78.313334][ T1682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.313540][ T1682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7265fcf0 | [ 78.316011][ T211] ------------[ cut here ]------------ | [ 78.316217][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/211 | [ 78.316614][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.317326][ T211] Tainted: [W]=WARN [ 78.317484][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.317730][ T211] Workqueue: events_unbound linkwatch_event [ 78.317990][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.318243][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.318956][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 78.319200][ T211] RAX: 00000000ffffffa6 RBX: ff11000010782e40 RCX: 1ff400000011cf02 [ 78.319501][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782efc [ 78.319801][ T211] RBP: ff110000103d4000 R08: 1fe22000020f05e1 R09: ff1100001018aea8 [ 78.320089][ T211] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 78.320383][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 78.320675][ T211] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 78.321018][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.321261][ T211] CR2: 000055f6c13a8428 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 78.321561][ T211] PKRU: 55555554 [ 78.321712][ T211] Call Trace: [ 78.321855][ T211] [ 78.321959][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.322158][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 78.322362][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.322513][ T211] netif_state_change (net/core/dev.c:1605) [ 78.322714][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.322958][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 78.323153][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 78.323360][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.323564][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 78.323768][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 78.323964][ T211] process_one_work (kernel/workqueue.c:3314) [ 78.324165][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 78.324365][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.324568][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 78.324770][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 78.324963][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 78.325158][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 78.325383][ T211] kthread (kernel/kthread.c:436) [ 78.325529][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 78.325785][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 78.325984][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 78.326181][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 78.326429][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 78.326622][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 78.326823][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 78.383491][ T1684] ------------[ cut here ]------------ | [ 78.383722][ T1684] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1684 | [ 78.384041][ T1684] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.384614][ T1684] Tainted: [W]=WARN [ 78.384802][ T1684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.385033][ T1684] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.385263][ T1684] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.385848][ T1684] RSP: 0018:ffa0000000fdf150 EFLAGS: 00010286 [ 78.386070][ T1684] RAX: 00000000ffffffa6 RBX: ff1100000c1791c0 RCX: 1ff40000001fbdf0 [ 78.386324][ T1684] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17927c [ 78.386592][ T1684] RBP: ff1100000fa09000 R08: 1fe220000182f251 R09: ff11000009850b58 [ 78.386872][ T1684] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 78.387122][ T1684] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c38b4c0 [ 78.387385][ T1684] FS: 00007f4aa2951840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.387680][ T1684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.387908][ T1684] CR2: 00000000004ebb28 CR3: 000000001012a001 CR4: 0000000000771ef0 [ 78.388160][ T1684] PKRU: 55555554 [ 78.388311][ T1684] Call Trace: [ 78.388473][ T1684] [ 78.388597][ T1684] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.388791][ T1684] ? notifier_call_chain (kernel/notifier.c:85) [ 78.388979][ T1684] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.389133][ T1684] netif_state_change (net/core/dev.c:1605) [ 78.389320][ T1684] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.389553][ T1684] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 78.389788][ T1684] linkwatch_sync_dev (net/core/link_watch.c:295) [ 78.389976][ T1684] rtnl_getlink (net/core/rtnetlink.c:4273) [ 78.390163][ T1684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.390359][ T1684] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.390545][ T1684] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 78.390748][ T1684] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.390932][ T1684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.391117][ T1684] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.391318][ T1684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.391688][ T1684] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.391967][ T1684] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.392241][ T1684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.392515][ T1684] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.392795][ T1684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.392980][ T1684] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 78.393166][ T1684] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.393365][ T1684] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.393548][ T1684] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.393747][ T1684] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.393938][ T1684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.394121][ T1684] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.394307][ T1684] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.394502][ T1684] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.394702][ T1684] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.394898][ T1684] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.395081][ T1684] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.395266][ T1684] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.395466][ T1684] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.395664][ T1684] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.395860][ T1684] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.396047][ T1684] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.396232][ T1684] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.396434][ T1684] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.396630][ T1684] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.396889][ T1684] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.397197][ T1684] ? move_addr_to_kernel (net/socket.c:258) [ 78.397396][ T1684] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 78.397589][ T1684] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 78.397824][ T1684] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 78.398009][ T1684] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 78.398231][ T1684] ___sys_sendmsg (net/socket.c:2752) [ 78.398432][ T1684] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.398625][ T1684] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.398833][ T1684] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 78.399016][ T1684] ? do_getsockname (net/socket.c:2192) [ 78.399205][ T1684] __sys_sendmsg (net/socket.c:2784) [ 78.399403][ T1684] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.399600][ T1684] ? __sys_getsockname (net/socket.c:2210) [ 78.399801][ T1684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.399990][ T1684] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.400176][ T1684] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.400373][ T1684] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.400563][ T1684] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.400794][ T1684] RIP: 0033:0x7f4aa2b8b08e [ 78.400985][ T1684] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.401526][ T1684] RSP: 002b:00007ffe2a36f440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.401798][ T1684] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4aa2b8b08e [ 78.402049][ T1684] RDX: 0000000000000000 RSI: 00007ffe2a36f4f0 RDI: 0000000000000006 [ 78.402300][ T1684] RBP: 00007ffe2a36f450 R08: 0000000000000000 R09: 0000000000000000 [ 78.402564][ T1684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.402829][ T1684] R13: 00007ffe2a36f5a0 R14: 000000000000000d R15: 00007ffe2a37087a | [ 78.511075][ T1687] ------------[ cut here ]------------ | [ 78.511255][ T1687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1687 | [ 78.511552][ T1687] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.512047][ T1687] Tainted: [W]=WARN [ 78.512156][ T1687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.512336][ T1687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.512533][ T1687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.513053][ T1687] RSP: 0018:ffa000000100efd0 EFLAGS: 00010286 [ 78.513236][ T1687] RAX: 00000000ffffffa6 RBX: ff1100000278a900 RCX: 1ff4000000201dc0 [ 78.513457][ T1687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a9bc [ 78.513677][ T1687] RBP: ff1100000ecfa000 R08: 1fe22000004f1539 R09: ff1100000ffd0b80 [ 78.513898][ T1687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 78.514115][ T1687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ecfae44 [ 78.514330][ T1687] FS: 00007f6c686dc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 78.514595][ T1687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.514780][ T1687] CR2: 000055f6a15ced5c CR3: 000000001012a001 CR4: 0000000000771ef0 [ 78.514996][ T1687] PKRU: 55555554 [ 78.515105][ T1687] Call Trace: [ 78.515212][ T1687] [ 78.515286][ T1687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.515513][ T1687] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 78.515667][ T1687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.515783][ T1687] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 78.515926][ T1687] __dev_notify_flags (net/core/dev.c:9787) [ 78.516071][ T1687] ? notifier_call_chain (kernel/notifier.c:85) [ 78.516213][ T1687] ? netif_change_name (net/core/dev.c:1495) [ 78.516363][ T1687] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 78.516511][ T1687] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 78.516663][ T1687] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 78.516817][ T1687] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 78.516967][ T1687] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 78.517112][ T1687] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 78.517261][ T1687] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 78.517411][ T1687] ? nla_strscpy (lib/nlattr.c:795) [ 78.517558][ T1687] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 78.517717][ T1687] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.517860][ T1687] ? __dev_get_by_name (net/core/dev.c:883) [ 78.518004][ T1687] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.518153][ T1687] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.518300][ T1687] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.518451][ T1687] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.518597][ T1687] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.518745][ T1687] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.518891][ T1687] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.519034][ T1687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.519180][ T1687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.519323][ T1687] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.519469][ T1687] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.519618][ T1687] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.519768][ T1687] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.519911][ T1687] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.520057][ T1687] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.520200][ T1687] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.520344][ T1687] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.520501][ T1687] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.520651][ T1687] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.520802][ T1687] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.520946][ T1687] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.521091][ T1687] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.521237][ T1687] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.521393][ T1687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.521539][ T1687] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.521704][ T1687] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.521856][ T1687] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.522006][ T1687] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.522153][ T1687] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.522298][ T1687] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.522448][ T1687] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.522638][ T1687] ? move_addr_to_kernel (net/socket.c:258) [ 78.522789][ T1687] ? kasan_save_stack (mm/kasan/common.c:58) [ 78.522938][ T1687] ? kasan_save_stack (mm/kasan/common.c:57) [ 78.523080][ T1687] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 78.523224][ T1687] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 78.523410][ T1687] ___sys_sendmsg (net/socket.c:2752) [ 78.523555][ T1687] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.523721][ T1687] __sys_sendmsg (net/socket.c:2784) [ 78.523865][ T1687] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.524010][ T1687] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 78.524159][ T1687] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 78.524304][ T1687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.524456][ T1687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.524609][ T1687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.524757][ T1687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.524903][ T1687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.525083][ T1687] RIP: 0033:0x7f6c6891608e [ 78.525236][ T1687] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.525767][ T1687] RSP: 002b:00007ffd4f8d11c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.525986][ T1687] RAX: ffffffffffffffda RBX: 00007ffd4f8d1970 RCX: 00007f6c6891608e [ 78.526202][ T1687] RDX: 0000000000000000 RSI: 00007ffd4f8d1270 RDI: 0000000000000005 [ 78.526424][ T1687] RBP: 00007ffd4f8d11d0 R08: 0000000000000000 R09: 0000000000000000 [ 78.526644][ T1687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.526864][ T1687] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4f8d1940 | [ 78.565287][ T1688] ------------[ cut here ]------------ | [ 78.565470][ T1688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1688 | [ 78.565776][ T1688] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.566275][ T1688] Tainted: [W]=WARN [ 78.566392][ T1688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.566583][ T1688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.566782][ T1688] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.567307][ T1688] RSP: 0018:ffa000000100efd0 EFLAGS: 00010286 [ 78.567500][ T1688] RAX: 00000000ffffffa6 RBX: ff110000057ba3c0 RCX: 1ff4000000201dc0 [ 78.567728][ T1688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba47c [ 78.567949][ T1688] RBP: ff1100000504a000 R08: 1fe2200000af7491 R09: ff1100000b85d180 [ 78.568170][ T1688] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 78.568398][ T1688] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000504ae44 [ 78.568624][ T1688] FS: 00007f42dca35840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 78.568886][ T1688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.569069][ T1688] CR2: 00000000004a2060 CR3: 0000000010646003 CR4: 0000000000771ef0 [ 78.569291][ T1688] PKRU: 55555554 [ 78.569406][ T1688] Call Trace: [ 78.569516][ T1688] [ 78.569596][ T1688] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.569753][ T1688] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 78.569904][ T1688] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.570016][ T1688] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 78.570164][ T1688] __dev_notify_flags (net/core/dev.c:9787) [ 78.570309][ T1688] ? notifier_call_chain (kernel/notifier.c:85) [ 78.570465][ T1688] ? netif_change_name (net/core/dev.c:1495) [ 78.570629][ T1688] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 78.570784][ T1688] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 78.570931][ T1688] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 78.571081][ T1688] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 78.571232][ T1688] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 78.571452][ T1688] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 78.571610][ T1688] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 78.571762][ T1688] ? nla_strscpy (lib/nlattr.c:795) [ 78.571911][ T1688] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 78.572057][ T1688] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.572204][ T1688] ? __dev_get_by_name (net/core/dev.c:883) [ 78.572414][ T1688] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.572569][ T1688] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.572727][ T1688] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.572874][ T1688] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.573019][ T1688] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.573166][ T1688] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.573460][ T1688] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.573758][ T1688] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.573966][ T1688] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.574180][ T1688] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.574509][ T1688] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.574744][ T1688] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.574964][ T1688] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.575189][ T1688] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.575538][ T1688] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.575776][ T1688] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.576011][ T1688] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.576244][ T1688] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.576591][ T1688] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.576838][ T1688] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.577069][ T1688] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.577307][ T1688] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.577652][ T1688] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.577882][ T1688] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.578113][ T1688] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.578344][ T1688] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.578690][ T1688] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.578928][ T1688] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.579158][ T1688] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.579496][ T1688] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.579728][ T1688] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.580016][ T1688] ? move_addr_to_kernel (net/socket.c:258) [ 78.580252][ T1688] ? kasan_save_stack (mm/kasan/common.c:58) [ 78.580585][ T1688] ? kasan_save_stack (mm/kasan/common.c:57) [ 78.580818][ T1688] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 78.581045][ T1688] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 78.581328][ T1688] ___sys_sendmsg (net/socket.c:2752) [ 78.581671][ T1688] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.581931][ T1688] __sys_sendmsg (net/socket.c:2784) [ 78.582156][ T1688] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.582502][ T1688] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 78.582738][ T1688] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 78.582967][ T1688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.583201][ T1688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.583545][ T1688] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.583781][ T1688] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.584008][ T1688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.584282][ T1688] RIP: 0033:0x7f42dcc6f08e [ 78.584649][ T1688] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.585611][ T1688] RSP: 002b:00007fff4402d1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.585966][ T1688] RAX: ffffffffffffffda RBX: 00007fff4402d960 RCX: 00007f42dcc6f08e [ 78.586315][ T1688] RDX: 0000000000000000 RSI: 00007fff4402d260 RDI: 0000000000000005 [ 78.586747][ T1688] RBP: 00007fff4402d1c0 R08: 0000000000000000 R09: 0000000000000000 [ 78.586993][ T1688] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.587210][ T1688] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4402d930 | [ 78.633108][ T1689] ------------[ cut here ]------------ | [ 78.633316][ T1689] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1689 | [ 78.633671][ T1689] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.634232][ T1689] Tainted: [W]=WARN [ 78.634519][ T1689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.634839][ T1689] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.635149][ T1689] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.635908][ T1689] RSP: 0018:ffa000000101f020 EFLAGS: 00010286 [ 78.636385][ T1689] RAX: 00000000ffffffa6 RBX: ff1100000ca6bc40 RCX: 1ff4000000203dca [ 78.636876][ T1689] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bcfc [ 78.637246][ T1689] RBP: ff1100000ecfa000 R08: 1fe220000194d7a1 R09: ff11000009742e58 [ 78.637640][ T1689] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 78.638022][ T1689] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 78.638415][ T1689] FS: 00007f2eb408f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.638844][ T1689] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.639070][ T1689] CR2: 0000000039ddf988 CR3: 000000001012a004 CR4: 0000000000771ef0 [ 78.639327][ T1689] PKRU: 55555554 [ 78.639497][ T1689] Call Trace: [ 78.639666][ T1689] [ 78.639799][ T1689] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.639990][ T1689] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.640147][ T1689] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 78.640333][ T1689] __dev_notify_flags (net/core/dev.c:9787) [ 78.640539][ T1689] ? netif_change_name (net/core/dev.c:1495) [ 78.640745][ T1689] ? __dev_change_flags (net/core/dev.c:9752) [ 78.640934][ T1689] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 78.641120][ T1689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.641308][ T1689] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 78.641509][ T1689] netif_change_flags (net/core/dev.c:9820) [ 78.641718][ T1689] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 78.641908][ T1689] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 78.642103][ T1689] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 78.642292][ T1689] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 78.642529][ T1689] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 78.642736][ T1689] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.642925][ T1689] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 78.643113][ T1689] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.643303][ T1689] ? __kernel_text_address (kernel/extable.c:79) [ 78.643504][ T1689] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.643705][ T1689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.643901][ T1689] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.644091][ T1689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.644278][ T1689] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 78.644479][ T1689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.644676][ T1689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.644870][ T1689] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 78.645058][ T1689] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 78.645248][ T1689] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 78.645451][ T1689] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.645652][ T1689] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 78.645852][ T1689] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 78.646044][ T1689] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.646264][ T1689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.646467][ T1689] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.646668][ T1689] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.646873][ T1689] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.647061][ T1689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.647455][ T1689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.647654][ T1689] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.647852][ T1689] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.648040][ T1689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.648231][ T1689] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.648434][ T1689] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.648636][ T1689] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.648873][ T1689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.649062][ T1689] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.649253][ T1689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.649471][ T1689] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.649678][ T1689] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.649876][ T1689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.650066][ T1689] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.650257][ T1689] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.650458][ T1689] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.650664][ T1689] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.650896][ T1689] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.651089][ T1689] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.651295][ T1689] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.651503][ T1689] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.651716][ T1689] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.651918][ T1689] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.652141][ T1689] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.652338][ T1689] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.652577][ T1689] ? move_addr_to_kernel (net/socket.c:258) [ 78.652794][ T1689] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.652983][ T1689] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.653187][ T1689] ___sys_sendmsg (net/socket.c:2752) [ 78.653388][ T1689] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 78.653618][ T1689] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.653834][ T1689] __sys_sendmsg (net/socket.c:2784) [ 78.654026][ T1689] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.654278][ T1689] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 78.654634][ T1689] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 78.654937][ T1689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.655215][ T1689] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.655502][ T1689] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.655777][ T1689] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.656079][ T1689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.656418][ T1689] RIP: 0033:0x7f2eb42c908e [ 78.656702][ T1689] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.657373][ T1689] RSP: 002b:00007ffd3d61a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.657643][ T1689] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2eb42c908e [ 78.657954][ T1689] RDX: 0000000000000000 RSI: 00007ffd3d61a710 RDI: 0000000000000005 [ 78.658218][ T1689] RBP: 00007ffd3d61a670 R08: 0000000000000000 R09: 0000000000000000 [ 78.658489][ T1689] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.658760][ T1689] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3d61ade0 | [ 78.689311][ T1690] ------------[ cut here ]------------ | [ 78.689520][ T1690] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1690 | [ 78.689856][ T1690] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.690415][ T1690] Tainted: [W]=WARN [ 78.690603][ T1690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.690900][ T1690] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.691125][ T1690] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.691716][ T1690] RSP: 0018:ffa000000102f020 EFLAGS: 00010286 [ 78.691940][ T1690] RAX: 00000000ffffffa6 RBX: ff1100000a186c80 RCX: 1ff4000000205dca [ 78.692192][ T1690] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186d3c [ 78.692455][ T1690] RBP: ff1100000504a000 R08: 1fe2200001430da9 R09: ff1100001018d158 [ 78.692721][ T1690] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 78.692997][ T1690] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 78.693250][ T1690] FS: 00007f7d7d67b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.694239][ T1690] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.694477][ T1690] CR2: 0000000011933988 CR3: 000000000fb44001 CR4: 0000000000771ef0 [ 78.694746][ T1690] PKRU: 55555554 [ 78.694897][ T1690] Call Trace: [ 78.695049][ T1690] [ 78.695185][ T1690] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.695415][ T1690] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.695570][ T1690] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 78.695778][ T1690] __dev_notify_flags (net/core/dev.c:9787) [ 78.695968][ T1690] ? netif_change_name (net/core/dev.c:1495) [ 78.696150][ T1690] ? __dev_change_flags (net/core/dev.c:9752) [ 78.696362][ T1690] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 78.696551][ T1690] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.696756][ T1690] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 78.696943][ T1690] netif_change_flags (net/core/dev.c:9820) [ 78.697146][ T1690] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 78.697329][ T1690] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 78.697533][ T1690] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 78.697738][ T1690] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 78.697959][ T1690] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 78.698146][ T1690] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.698328][ T1690] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 78.698526][ T1690] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.698729][ T1690] ? __kernel_text_address (kernel/extable.c:79) [ 78.698915][ T1690] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.699101][ T1690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.699304][ T1690] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.699513][ T1690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.699747][ T1690] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 78.699933][ T1690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.700116][ T1690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.700301][ T1690] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 78.700529][ T1690] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 78.700788][ T1690] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 78.701055][ T1690] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 78.701321][ T1690] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 78.701630][ T1690] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 78.701920][ T1690] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.702188][ T1690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.702465][ T1690] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.702764][ T1690] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.703050][ T1690] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.703339][ T1690] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.703586][ T1690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.703787][ T1690] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.703972][ T1690] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.704185][ T1690] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.704405][ T1690] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.704610][ T1690] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.704806][ T1690] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.704994][ T1690] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.705176][ T1690] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.705398][ T1690] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.705582][ T1690] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.705803][ T1690] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.705988][ T1690] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.706312][ T1690] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.706530][ T1690] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.706736][ T1690] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.706923][ T1690] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.707122][ T1690] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.707306][ T1690] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.707518][ T1690] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.707722][ T1690] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.707907][ T1690] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.708097][ T1690] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.708292][ T1690] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.708489][ T1690] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.708751][ T1690] ? move_addr_to_kernel (net/socket.c:258) [ 78.708940][ T1690] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 78.709125][ T1690] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.709330][ T1690] ___sys_sendmsg (net/socket.c:2752) [ 78.709541][ T1690] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 78.709775][ T1690] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.709971][ T1690] __sys_sendmsg (net/socket.c:2784) [ 78.710169][ T1690] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.710363][ T1690] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 78.710586][ T1690] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 78.710785][ T1690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.710973][ T1690] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.711196][ T1690] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.711393][ T1690] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.711580][ T1690] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.711844][ T1690] RIP: 0033:0x7f7d7d8b508e [ 78.712035][ T1690] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.712601][ T1690] RSP: 002b:00007fff64b395d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.712878][ T1690] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7d7d8b508e [ 78.713123][ T1690] RDX: 0000000000000000 RSI: 00007fff64b39680 RDI: 0000000000000005 [ 78.713378][ T1690] RBP: 00007fff64b395e0 R08: 0000000000000000 R09: 0000000000000000 [ 78.713637][ T1690] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d000 [ 78.713912][ T1690] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff64b39d50 | [ 78.844153][ T1693] ------------[ cut here ]------------ | [ 78.844399][ T1693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1693 | [ 78.844748][ T1693] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.845380][ T1693] Tainted: [W]=WARN [ 78.845538][ T1693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.845791][ T1693] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.846054][ T1693] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.846623][ T1693] RSP: 0018:ffa000000105f090 EFLAGS: 00010286 [ 78.846867][ T1693] RAX: 00000000ffffffa6 RBX: ff1100000fbbee40 RCX: 1ff400000020bdd8 [ 78.847125][ T1693] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeefc [ 78.847395][ T1693] RBP: ff1100000ecfa000 R08: 1fe2200001f77de1 R09: ff1100000fe8ae80 [ 78.847681][ T1693] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 78.847972][ T1693] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 78.848246][ T1693] FS: 00007f9f4a36d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.848584][ T1693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.848825][ T1693] CR2: 000000000042e5e0 CR3: 000000000fb44005 CR4: 0000000000771ef0 [ 78.849087][ T1693] PKRU: 55555554 [ 78.849242][ T1693] Call Trace: [ 78.849414][ T1693] [ 78.849537][ T1693] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.849759][ T1693] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 78.849951][ T1693] notifier_call_chain (kernel/notifier.c:85) [ 78.850145][ T1693] __netdev_upper_dev_link (net/core/dev.c:8931) [ 78.850523][ T1693] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 78.850749][ T1693] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 78.850943][ T1693] netdev_upper_dev_link (net/core/dev.c:8972) [ 78.851135][ T1693] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 78.851364][ T1693] register_vlan_dev (net/8021q/vlan.c:183) [ 78.851561][ T1693] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 78.851792][ T1693] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 78.852005][ T1693] ? nla_strscpy (lib/nlattr.c:795) [ 78.852198][ T1693] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 78.852402][ T1693] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.852628][ T1693] ? __dev_get_by_name (net/core/dev.c:883) [ 78.852832][ T1693] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.853032][ T1693] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.853249][ T1693] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.853455][ T1693] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.853655][ T1693] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.853854][ T1693] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.854044][ T1693] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.854260][ T1693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.854498][ T1693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.854733][ T1693] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.854928][ T1693] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.855119][ T1693] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.855308][ T1693] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.855512][ T1693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.855722][ T1693] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.855928][ T1693] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.856119][ T1693] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.856326][ T1693] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.856532][ T1693] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.856745][ T1693] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.856943][ T1693] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.857136][ T1693] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.857329][ T1693] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.857538][ T1693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.857751][ T1693] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.857964][ T1693] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.858157][ T1693] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.858364][ T1693] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.858558][ T1693] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.858771][ T1693] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.858997][ T1693] ? move_addr_to_kernel (net/socket.c:258) [ 78.859203][ T1693] ___sys_sendmsg (net/socket.c:2752) [ 78.859402][ T1693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.859636][ T1693] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.859851][ T1693] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 78.860067][ T1693] __sys_sendmsg (net/socket.c:2784) [ 78.860260][ T1693] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.860468][ T1693] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.860672][ T1693] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.860867][ T1693] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.861061][ T1693] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.861281][ T1693] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.861513][ T1693] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.861759][ T1693] RIP: 0033:0x7f9f4a5a708e [ 78.861956][ T1693] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.862508][ T1693] RSP: 002b:00007ffcda28ab00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.862811][ T1693] RAX: ffffffffffffffda RBX: 00007ffcda28b2c0 RCX: 00007f9f4a5a708e [ 78.863069][ T1693] RDX: 0000000000000000 RSI: 00007ffcda28abb0 RDI: 0000000000000005 [ 78.863368][ T1693] RBP: 00007ffcda28ab10 R08: 0000000000000000 R09: 0000000000000000 [ 78.863655][ T1693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d001 [ 78.863931][ T1693] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda28b280 | [ 78.866102][ T1693] ------------[ cut here ]------------ | [ 78.866284][ T1693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1693 | [ 78.866632][ T1693] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.867209][ T1693] Tainted: [W]=WARN [ 78.867400][ T1693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.867642][ T1693] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.867884][ T1693] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.868471][ T1693] RSP: 0018:ffa000000105f1b0 EFLAGS: 00010286 [ 78.868726][ T1693] RAX: 00000000ffffffa6 RBX: ff1100000fbbe040 RCX: 1ff400000020bdfc [ 78.868980][ T1693] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe0fc [ 78.869230][ T1693] RBP: ff1100000fad1000 R08: 1fe2200001f77c21 R09: ff1100000fe8ae80 [ 78.869521][ T1693] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 78.870213][ T1693] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 78.870513][ T1693] FS: 00007f9f4a36d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 78.870852][ T1693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.871074][ T1693] CR2: 000000000042e5e0 CR3: 000000000fb44005 CR4: 0000000000771ef0 [ 78.871328][ T1693] PKRU: 55555554 [ 78.871494][ T1693] Call Trace: [ 78.871935][ T1693] [ 78.872086][ T1693] ? register_vlan_dev (net/8021q/vlan.c:188) [ 78.872274][ T1693] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.872477][ T1693] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.872675][ T1693] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.872846][ T1693] __dev_notify_flags (net/core/dev.c:9787) [ 78.873033][ T1693] ? netdev_update_features (net/core/dev.c:11098) [ 78.873220][ T1693] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 78.873468][ T1693] ? netif_change_name (net/core/dev.c:1495) [ 78.873669][ T1693] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.873862][ T1693] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 78.874052][ T1693] ? register_vlan_dev (net/8021q/vlan.c:196) [ 78.874255][ T1693] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 78.874461][ T1693] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 78.874667][ T1693] ? nla_strscpy (lib/nlattr.c:795) [ 78.874867][ T1693] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 78.875056][ T1693] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.875266][ T1693] ? __dev_get_by_name (net/core/dev.c:883) [ 78.875468][ T1693] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.875684][ T1693] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.875888][ T1693] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.876080][ T1693] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.876292][ T1693] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.876521][ T1693] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.876723][ T1693] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.876909][ T1693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.877111][ T1693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.877302][ T1693] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.877529][ T1693] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.877761][ T1693] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.877952][ T1693] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.878142][ T1693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.878363][ T1693] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.878551][ T1693] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.878815][ T1693] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.879084][ T1693] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.879405][ T1693] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.879696][ T1693] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.879977][ T1693] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.880268][ T1693] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.880767][ T1693] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.881039][ T1693] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.881310][ T1693] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.881676][ T1693] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.881880][ T1693] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.882072][ T1693] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.882264][ T1693] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.882581][ T1693] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.882846][ T1693] ? move_addr_to_kernel (net/socket.c:258) [ 78.883044][ T1693] ___sys_sendmsg (net/socket.c:2752) [ 78.883241][ T1693] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.883560][ T1693] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.883786][ T1693] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 78.883997][ T1693] __sys_sendmsg (net/socket.c:2784) [ 78.884208][ T1693] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.884425][ T1693] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.884629][ T1693] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.884851][ T1693] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.885055][ T1693] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.885335][ T1693] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.885540][ T1693] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.885794][ T1693] RIP: 0033:0x7f9f4a5a708e [ 78.885991][ T1693] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.886664][ T1693] RSP: 002b:00007ffcda28ab00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.887042][ T1693] RAX: ffffffffffffffda RBX: 00007ffcda28b2c0 RCX: 00007f9f4a5a708e [ 78.887297][ T1693] RDX: 0000000000000000 RSI: 00007ffcda28abb0 RDI: 0000000000000005 [ 78.887587][ T1693] RBP: 00007ffcda28ab10 R08: 0000000000000000 R09: 0000000000000000 [ 78.887956][ T1693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d001 [ 78.888240][ T1693] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda28b280 | [ 78.943753][ T1694] ------------[ cut here ]------------ | [ 78.944039][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1694 | [ 78.944479][ T1694] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.945212][ T1694] Tainted: [W]=WARN [ 78.945393][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.945698][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.945990][ T1694] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.946817][ T1694] RSP: 0018:ffa000000106f090 EFLAGS: 00010286 [ 78.947090][ T1694] RAX: 00000000ffffffa6 RBX: ff1100000a9aac80 RCX: 1ff400000020ddd8 [ 78.947446][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aad3c [ 78.947775][ T1694] RBP: ff1100000504a000 R08: 1fe22000015355a9 R09: ff1100000a0aae80 [ 78.948108][ T1694] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 78.948438][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 78.948766][ T1694] FS: 00007f78e5eef840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 78.949162][ T1694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.949452][ T1694] CR2: 00007f78e60e8460 CR3: 0000000009788005 CR4: 0000000000771ef0 [ 78.949799][ T1694] PKRU: 55555554 [ 78.949968][ T1694] Call Trace: [ 78.950137][ T1694] [ 78.950253][ T1694] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.950484][ T1694] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 78.950705][ T1694] notifier_call_chain (kernel/notifier.c:85) [ 78.950937][ T1694] __netdev_upper_dev_link (net/core/dev.c:8931) [ 78.951159][ T1694] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 78.951398][ T1694] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 78.951640][ T1694] netdev_upper_dev_link (net/core/dev.c:8972) [ 78.951867][ T1694] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 78.952089][ T1694] register_vlan_dev (net/8021q/vlan.c:183) [ 78.952308][ T1694] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 78.952562][ T1694] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 78.952785][ T1694] ? nla_strscpy (lib/nlattr.c:795) [ 78.953004][ T1694] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 78.953225][ T1694] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.953757][ T1694] ? __dev_get_by_name (net/core/dev.c:883) [ 78.953984][ T1694] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.954228][ T1694] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.954466][ T1694] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.954693][ T1694] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.954935][ T1694] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.955159][ T1694] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.955387][ T1694] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.955607][ T1694] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.955844][ T1694] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.956065][ T1694] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.956313][ T1694] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.956545][ T1694] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.956767][ T1694] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.956994][ T1694] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.957223][ T1694] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.957454][ T1694] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.957717][ T1694] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.957944][ T1694] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.958177][ T1694] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.958416][ T1694] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.958663][ T1694] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.958901][ T1694] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.959125][ T1694] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.959378][ T1694] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.959614][ T1694] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.959846][ T1694] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.960074][ T1694] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.960302][ T1694] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.960537][ T1694] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.960790][ T1694] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.961069][ T1694] ? move_addr_to_kernel (net/socket.c:258) [ 78.961312][ T1694] ___sys_sendmsg (net/socket.c:2752) [ 78.961541][ T1694] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.961767][ T1694] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.962010][ T1694] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 78.962236][ T1694] __sys_sendmsg (net/socket.c:2784) [ 78.962489][ T1694] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.962728][ T1694] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.962970][ T1694] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.963196][ T1694] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.963437][ T1694] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.963665][ T1694] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.963962][ T1694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.964257][ T1694] RIP: 0033:0x7f78e612908e [ 78.964501][ T1694] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.965298][ T1694] RSP: 002b:00007ffeb0af1620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.965630][ T1694] RAX: ffffffffffffffda RBX: 00007ffeb0af1de0 RCX: 00007f78e612908e [ 78.966024][ T1694] RDX: 0000000000000000 RSI: 00007ffeb0af16d0 RDI: 0000000000000005 [ 78.966361][ T1694] RBP: 00007ffeb0af1630 R08: 0000000000000000 R09: 0000000000000000 [ 78.966691][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d001 [ 78.967069][ T1694] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb0af1da0 | [ 78.969787][ T1694] ------------[ cut here ]------------ | [ 78.970000][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1694 | [ 78.970433][ T1694] Modules linked in: vxlan ip6_gre ip_gre gre | [ 78.971156][ T1694] Tainted: [W]=WARN [ 78.971515][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 78.971813][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 78.972096][ T1694] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 78.972873][ T1694] RSP: 0018:ffa000000106f1b0 EFLAGS: 00010286 [ 78.973143][ T1694] RAX: 00000000ffffffa6 RBX: ff1100000a9aa740 RCX: 1ff400000020ddfc [ 78.973497][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa7fc [ 78.973822][ T1694] RBP: ff11000004e94000 R08: 1fe2200001535501 R09: ff1100000a0aae80 [ 78.974134][ T1694] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 78.974495][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 78.974853][ T1694] FS: 00007f78e5eef840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 78.975237][ T1694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.975523][ T1694] CR2: 00007f78e60e8460 CR3: 0000000009788005 CR4: 0000000000771ef0 [ 78.975878][ T1694] PKRU: 55555554 [ 78.976042][ T1694] Call Trace: [ 78.976204][ T1694] [ 78.976318][ T1694] ? register_vlan_dev (net/8021q/vlan.c:188) [ 78.976548][ T1694] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 78.976774][ T1694] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.977016][ T1694] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 78.977188][ T1694] __dev_notify_flags (net/core/dev.c:9787) [ 78.977421][ T1694] ? netdev_update_features (net/core/dev.c:11098) [ 78.977644][ T1694] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 78.977912][ T1694] ? netif_change_name (net/core/dev.c:1495) [ 78.978122][ T1694] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 78.978333][ T1694] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 78.978564][ T1694] ? register_vlan_dev (net/8021q/vlan.c:196) [ 78.978809][ T1694] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 78.979029][ T1694] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 78.979247][ T1694] ? nla_strscpy (lib/nlattr.c:795) [ 78.979487][ T1694] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 78.979737][ T1694] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 78.979960][ T1694] ? __dev_get_by_name (net/core/dev.c:883) [ 78.980179][ T1694] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 78.980424][ T1694] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 78.980666][ T1694] rtnl_newlink (net/core/rtnetlink.c:4150) [ 78.980892][ T1694] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.981107][ T1694] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.981318][ T1694] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.981543][ T1694] ? mark_usage (kernel/locking/lockdep.c:4674) [ 78.981783][ T1694] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.982008][ T1694] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.982232][ T1694] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 78.982461][ T1694] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 78.982674][ T1694] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 78.982916][ T1694] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.983136][ T1694] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.983382][ T1694] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 78.983601][ T1694] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 78.983829][ T1694] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 78.984053][ T1694] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 78.984275][ T1694] ? netlink_ack (./include/linux/skbuff.h:2718) [ 78.984531][ T1694] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 78.984755][ T1694] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 78.984978][ T1694] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 78.985410][ T1694] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 78.985649][ T1694] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 78.985882][ T1694] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 78.986106][ T1694] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 78.986354][ T1694] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 78.986578][ T1694] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 78.986804][ T1694] ? copy_msghdr_from_user (net/socket.c:2635) [ 78.987021][ T1694] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 78.987293][ T1694] ? move_addr_to_kernel (net/socket.c:258) [ 78.987547][ T1694] ___sys_sendmsg (net/socket.c:2752) [ 78.987777][ T1694] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 78.987997][ T1694] ? copy_msghdr_from_user (net/socket.c:2603) [ 78.988236][ T1694] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 78.988489][ T1694] __sys_sendmsg (net/socket.c:2784) [ 78.988702][ T1694] ? __sys_sendmsg_sock (net/socket.c:2765) [ 78.988878][ T1694] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.989023][ T1694] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 78.989166][ T1694] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 78.989303][ T1694] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 78.989445][ T1694] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 78.989585][ T1694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 78.989866][ T1694] RIP: 0033:0x7f78e612908e [ 78.990097][ T1694] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 78.990830][ T1694] RSP: 002b:00007ffeb0af1620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 78.991048][ T1694] RAX: ffffffffffffffda RBX: 00007ffeb0af1de0 RCX: 00007f78e612908e [ 78.991253][ T1694] RDX: 0000000000000000 RSI: 00007ffeb0af16d0 RDI: 0000000000000005 [ 78.991462][ T1694] RBP: 00007ffeb0af1630 R08: 0000000000000000 R09: 0000000000000000 [ 78.991689][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d001 [ 78.991922][ T1694] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb0af1da0 | [ 79.042059][ T1695] ------------[ cut here ]------------ | [ 79.042275][ T1695] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1695 | [ 79.042937][ T1695] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.043553][ T1695] Tainted: [W]=WARN [ 79.043719][ T1695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.043937][ T1695] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.044160][ T1695] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.044719][ T1695] RSP: 0018:ffa000000107f020 EFLAGS: 00010286 [ 79.044939][ T1695] RAX: 00000000ffffffa6 RBX: ff1100000cf50c80 RCX: 1ff400000020fdca [ 79.045210][ T1695] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50d3c [ 79.045470][ T1695] RBP: ff1100000fad1000 R08: 1fe22000019ea1a9 R09: ff1100000ea5d158 [ 79.045740][ T1695] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 79.045989][ T1695] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 79.046240][ T1695] FS: 00007efcbd48f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.046553][ T1695] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.046786][ T1695] CR2: 00000000041b6988 CR3: 0000000009788006 CR4: 0000000000771ef0 [ 79.047071][ T1695] PKRU: 55555554 [ 79.047221][ T1695] Call Trace: [ 79.047384][ T1695] [ 79.047505][ T1695] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.047701][ T1695] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.047865][ T1695] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 79.048066][ T1695] __dev_notify_flags (net/core/dev.c:9787) [ 79.048256][ T1695] ? netif_change_name (net/core/dev.c:1495) [ 79.048454][ T1695] ? __dev_change_flags (net/core/dev.c:9752) [ 79.048650][ T1695] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 79.048843][ T1695] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.049029][ T1695] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 79.049216][ T1695] netif_change_flags (net/core/dev.c:9820) [ 79.049431][ T1695] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 79.049628][ T1695] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 79.049826][ T1695] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 79.050009][ T1695] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 79.050227][ T1695] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 79.050426][ T1695] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 79.050616][ T1695] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 79.050809][ T1695] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 79.050994][ T1695] ? __kernel_text_address (kernel/extable.c:79) [ 79.051181][ T1695] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 79.051393][ T1695] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.051579][ T1695] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 79.051781][ T1695] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.051967][ T1695] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.052151][ T1695] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.052386][ T1695] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.052573][ T1695] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 79.052777][ T1695] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 79.052961][ T1695] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 79.053147][ T1695] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 79.053334][ T1695] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 79.053538][ T1695] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 79.053745][ T1695] rtnl_newlink (net/core/rtnetlink.c:4150) [ 79.053931][ T1695] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.054114][ T1695] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 79.054299][ T1695] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 79.054497][ T1695] ? mark_usage (kernel/locking/lockdep.c:4674) [ 79.054693][ T1695] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.054910][ T1695] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.055093][ T1695] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 79.055279][ T1695] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 79.055478][ T1695] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.055677][ T1695] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 79.055889][ T1695] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 79.056072][ T1695] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 79.056257][ T1695] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 79.056460][ T1695] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 79.056657][ T1695] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.056848][ T1695] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 79.057033][ T1695] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 79.057216][ T1695] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 79.057416][ T1695] ? netlink_ack (./include/linux/skbuff.h:2718) [ 79.057763][ T1695] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 79.057947][ T1695] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 79.058137][ T1695] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 79.058455][ T1695] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 79.058652][ T1695] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 79.058847][ T1695] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 79.059034][ T1695] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 79.059218][ T1695] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 79.059418][ T1695] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 79.059612][ T1695] ? copy_msghdr_from_user (net/socket.c:2635) [ 79.059866][ T1695] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 79.060087][ T1695] ? move_addr_to_kernel (net/socket.c:258) [ 79.060273][ T1695] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 79.060466][ T1695] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 79.060668][ T1695] ___sys_sendmsg (net/socket.c:2752) [ 79.060859][ T1695] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 79.061080][ T1695] ? copy_msghdr_from_user (net/socket.c:2603) [ 79.061279][ T1695] __sys_sendmsg (net/socket.c:2784) [ 79.061480][ T1695] ? __sys_sendmsg_sock (net/socket.c:2765) [ 79.061675][ T1695] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 79.062021][ T1695] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 79.062203][ T1695] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.062402][ T1695] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.062592][ T1695] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.062808][ T1695] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.062993][ T1695] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.063207][ T1695] RIP: 0033:0x7efcbd6c908e [ 79.063411][ T1695] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 79.063951][ T1695] RSP: 002b:00007fffe27f6ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 79.064199][ T1695] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efcbd6c908e [ 79.064460][ T1695] RDX: 0000000000000000 RSI: 00007fffe27f6b70 RDI: 0000000000000005 [ 79.064724][ T1695] RBP: 00007fffe27f6ad0 R08: 0000000000000000 R09: 0000000000000000 [ 79.065285][ T1695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d001 [ 79.065545][ T1695] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe27f7240 | [ 79.104215][ T1696] ------------[ cut here ]------------ | [ 79.104431][ T1696] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1696 | [ 79.104776][ T1696] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.105376][ T1696] Tainted: [W]=WARN [ 79.105529][ T1696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.105772][ T1696] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.106001][ T1696] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.106553][ T1696] RSP: 0018:ffa000000108f020 EFLAGS: 00010286 [ 79.106793][ T1696] RAX: 00000000ffffffa6 RBX: ff1100000b9e6580 RCX: 1ff4000000211dca [ 79.107049][ T1696] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e663c [ 79.107304][ T1696] RBP: ff11000004e94000 R08: 1fe220000173ccc9 R09: ff1100000eb98b58 [ 79.107572][ T1696] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 79.107843][ T1696] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 79.108099][ T1696] FS: 00007f6174f54840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.108399][ T1696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.108635][ T1696] CR2: 000000003958e988 CR3: 0000000005067003 CR4: 0000000000771ef0 [ 79.108987][ T1696] PKRU: 55555554 [ 79.109140][ T1696] Call Trace: [ 79.109292][ T1696] [ 79.109499][ T1696] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.109792][ T1696] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.109975][ T1696] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 79.110162][ T1696] __dev_notify_flags (net/core/dev.c:9787) [ 79.110366][ T1696] ? netif_change_name (net/core/dev.c:1495) [ 79.110555][ T1696] ? __dev_change_flags (net/core/dev.c:9752) [ 79.110760][ T1696] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 79.110949][ T1696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.111136][ T1696] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 79.111326][ T1696] netif_change_flags (net/core/dev.c:9820) [ 79.111531][ T1696] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 79.111739][ T1696] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 79.111932][ T1696] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 79.112121][ T1696] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 79.112342][ T1696] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 79.112566][ T1696] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 79.112842][ T1696] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 79.113108][ T1696] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 79.113394][ T1696] ? __kernel_text_address (kernel/extable.c:79) [ 79.113663][ T1696] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 79.113945][ T1696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.114220][ T1696] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 79.114511][ T1696] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.114789][ T1696] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.115056][ T1696] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.115324][ T1696] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.115607][ T1696] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 79.115813][ T1696] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 79.116002][ T1696] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 79.116191][ T1696] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 79.116396][ T1696] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 79.116593][ T1696] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 79.116797][ T1696] rtnl_newlink (net/core/rtnetlink.c:4150) [ 79.116988][ T1696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.117175][ T1696] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 79.117377][ T1696] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 79.117564][ T1696] ? mark_usage (kernel/locking/lockdep.c:4674) [ 79.117770][ T1696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.117960][ T1696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.118146][ T1696] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 79.118334][ T1696] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 79.118540][ T1696] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.118751][ T1696] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 79.118943][ T1696] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 79.119131][ T1696] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 79.119318][ T1696] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 79.119521][ T1696] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 79.119745][ T1696] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.119934][ T1696] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 79.120122][ T1696] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 79.120307][ T1696] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 79.120507][ T1696] ? netlink_ack (./include/linux/skbuff.h:2718) [ 79.120753][ T1696] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 79.120950][ T1696] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 79.121143][ T1696] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 79.121332][ T1696] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 79.121537][ T1696] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 79.121747][ T1696] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 79.121938][ T1696] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 79.122127][ T1696] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 79.122316][ T1696] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 79.122523][ T1696] ? copy_msghdr_from_user (net/socket.c:2635) [ 79.122729][ T1696] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 79.122951][ T1696] ? move_addr_to_kernel (net/socket.c:258) [ 79.123141][ T1696] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 79.123327][ T1696] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 79.123533][ T1696] ___sys_sendmsg (net/socket.c:2752) [ 79.123740][ T1696] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 79.123960][ T1696] ? copy_msghdr_from_user (net/socket.c:2603) [ 79.124159][ T1696] __sys_sendmsg (net/socket.c:2784) [ 79.124363][ T1696] ? __sys_sendmsg_sock (net/socket.c:2765) [ 79.124550][ T1696] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 79.124789][ T1696] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 79.124979][ T1696] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.125166][ T1696] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.125364][ T1696] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.125556][ T1696] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.125758][ T1696] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.125978][ T1696] RIP: 0033:0x7f617518e08e [ 79.126170][ T1696] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 79.126731][ T1696] RSP: 002b:00007fffa34136e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 79.126986][ T1696] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f617518e08e [ 79.127237][ T1696] RDX: 0000000000000000 RSI: 00007fffa3413790 RDI: 0000000000000005 [ 79.127503][ T1696] RBP: 00007fffa34136f0 R08: 0000000000000000 R09: 0000000000000000 [ 79.127774][ T1696] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d001 [ 79.128026][ T1696] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa3413e60 | [ 79.559909][ T12] ------------[ cut here ]------------ | [ 79.560115][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 79.560487][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.561163][ T12] Tainted: [W]=WARN [ 79.561318][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.561592][ T12] Workqueue: netns cleanup_net [ 79.561766][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.561932][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.562393][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 79.562565][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907e00 RCX: 1ff4000000018ec7 [ 79.562825][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907ebc [ 79.563037][ T12] RBP: ff1100000ecfa000 R08: 1fe2200001b20fd9 R09: ff11000001aed1d0 [ 79.563280][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 79.563548][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 79.563783][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 79.564162][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.564369][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 79.564572][ T12] PKRU: 55555554 [ 79.564700][ T12] Call Trace: [ 79.564802][ T12] [ 79.564868][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.565009][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.565106][ T12] netif_close_many (net/core/dev.c:1804) [ 79.565233][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 79.565370][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 79.565554][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 79.565735][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.565867][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.566022][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.566150][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.566278][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.566413][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.566541][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.566687][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.566908][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.567044][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.567177][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.567385][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.567589][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.567839][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.567983][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.568110][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.568250][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.568406][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.568603][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.568930][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.569166][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.569405][ T12] kthread (kernel/kthread.c:436) [ 79.569559][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.569801][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.570031][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.570177][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.570335][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.570483][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.570626][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.572868][ T12] ------------[ cut here ]------------ | [ 79.573077][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.573456][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.574070][ T12] Tainted: [W]=WARN [ 79.574220][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.574454][ T12] Workqueue: netns cleanup_net [ 79.574657][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.574932][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.575749][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 79.576079][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d9063c0 RCX: 1ff4000000018e80 [ 79.576483][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90647c [ 79.576882][ T12] RBP: ff1100000fad1000 R08: 1fe2200001b20c91 R09: ff11000001aed1d0 [ 79.577265][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 79.577861][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 79.578160][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.578839][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.579206][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.579559][ T12] PKRU: 55555554 [ 79.579792][ T12] Call Trace: [ 79.580002][ T12] [ 79.580208][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.580520][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.580750][ T12] netif_close_many (net/core/dev.c:1804) [ 79.581044][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 79.581312][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.581602][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 79.582205][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 79.582526][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 79.582800][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 79.583056][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 79.583338][ T12] notifier_call_chain (kernel/notifier.c:85) [ 79.583634][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 79.583911][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 79.584190][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 79.584528][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 79.584874][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.585141][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.585480][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.585756][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.586018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.586286][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.586564][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.586838][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.587144][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.587428][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.587722][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.587993][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.588253][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.588526][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.588798][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.589065][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.589342][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.589663][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.589912][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.590187][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.590471][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.590739][ T12] kthread (kernel/kthread.c:436) [ 79.590952][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.591294][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.591574][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.591854][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.592213][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.592498][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.592771][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.598766][ T12] ------------[ cut here ]------------ | [ 79.599034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.599475][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.600304][ T12] Tainted: [W]=WARN [ 79.600532][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.600869][ T12] Workqueue: netns cleanup_net [ 79.601123][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.601454][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.602505][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.602811][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7e00 RCX: 1ff4000000018eed [ 79.603281][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7ebc [ 79.603650][ T12] RBP: ff11000004d71000 R08: 1fe2200001936fd9 R09: ff11000001aed1d0 [ 79.604035][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.604539][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.604882][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.605258][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.605685][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.606036][ T12] PKRU: 55555554 [ 79.606470][ T12] Call Trace: [ 79.606808][ T12] [ 79.606955][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.607271][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.607571][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.607819][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.608083][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.608331][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.608599][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.609015][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.609261][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.609529][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.609797][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.610175][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.610517][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.611881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.612130][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.612709][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.612982][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.613249][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.613531][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.613949][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.614223][ T12] kthread (kernel/kthread.c:436) [ 79.614439][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.614775][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.615153][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.615436][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.615809][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.616099][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.616512][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.623421][ T12] ------------[ cut here ]------------ | [ 79.623693][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.624214][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.625422][ T12] Tainted: [W]=WARN [ 79.625799][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.626192][ T12] Workqueue: netns cleanup_net [ 79.626553][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.626964][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.627827][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.628265][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6c80 RCX: 1ff4000000018eed [ 79.629455][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6d3c [ 79.629945][ T12] RBP: ff1100000ea9c000 R08: 1fe2200001936da9 R09: ff11000001aed1d0 [ 79.630379][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.630806][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.631242][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.631778][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.632182][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.632660][ T12] PKRU: 55555554 [ 79.632955][ T12] Call Trace: [ 79.633230][ T12] [ 79.633499][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.633907][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.634282][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.634623][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.634961][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.635310][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.635660][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.636007][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.636340][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.636776][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.637094][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.637395][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.637640][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.637881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.638151][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.638421][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.638676][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.638931][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.639209][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.639499][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.639750][ T12] kthread (kernel/kthread.c:436) [ 79.639948][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.640243][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.640527][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.640872][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.641105][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.641282][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.641471][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.645034][ T12] ------------[ cut here ]------------ | [ 79.645210][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.646021][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.646787][ T12] Tainted: [W]=WARN [ 79.646931][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.647142][ T12] Workqueue: netns cleanup_net [ 79.647320][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.647547][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.648130][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.648335][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a130040 RCX: 1ff4000000018eed [ 79.648585][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1300fc [ 79.648857][ T12] RBP: ff11000010289000 R08: 1fe2200001426021 R09: ff11000001aed1d0 [ 79.649114][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.649380][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.649653][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.649955][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.650157][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.650430][ T12] PKRU: 55555554 [ 79.650591][ T12] Call Trace: [ 79.650818][ T12] [ 79.650975][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.651263][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.651513][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.651701][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.651973][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.652147][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.652335][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.652530][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.652741][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.652919][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.653178][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.653392][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.653592][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.653793][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.654043][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.654232][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.654452][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.654670][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.654959][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.655161][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.655339][ T12] kthread (kernel/kthread.c:436) [ 79.655508][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.655836][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.656025][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.656208][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.656432][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.656647][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.656862][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.661017][ T12] ------------[ cut here ]------------ | [ 79.661216][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.661836][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.662664][ T12] Tainted: [W]=WARN [ 79.662916][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.663187][ T12] Workqueue: netns cleanup_net [ 79.663474][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.663801][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.664381][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.664653][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33700 RCX: 1ff4000000018eed [ 79.664947][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce337bc [ 79.665269][ T12] RBP: ff11000004cd1000 R08: 1fe22000019c66f9 R09: ff11000001aed1d0 [ 79.665564][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.665857][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.666173][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.666521][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.666789][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.667072][ T12] PKRU: 55555554 [ 79.667265][ T12] Call Trace: [ 79.667465][ T12] [ 79.667650][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.667930][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.668189][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.668421][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.668650][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.668985][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.669233][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.669505][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.669761][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.669988][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.670228][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.670466][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.670708][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.671018][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.671290][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.671615][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.671893][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.672191][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.672380][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.672650][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.672855][ T12] kthread (kernel/kthread.c:436) [ 79.673147][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.673364][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.673545][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.673828][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.674054][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.674257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.674450][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.680200][ T12] ------------[ cut here ]------------ | [ 79.680420][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.680770][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.681375][ T12] Tainted: [W]=WARN [ 79.681521][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.681779][ T12] Workqueue: netns cleanup_net [ 79.681985][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.682195][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.682840][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.683149][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780040 RCX: 1ff4000000018eed [ 79.683506][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107800fc [ 79.683869][ T12] RBP: ff1100000fa94000 R08: 1fe22000020f0021 R09: ff11000001aed1d0 [ 79.684207][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.684531][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.684866][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.685173][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.685465][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.685778][ T12] PKRU: 55555554 [ 79.685967][ T12] Call Trace: [ 79.686153][ T12] [ 79.686332][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.686618][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.686872][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.687139][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.687404][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.687823][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.688045][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.688282][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.688519][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.688758][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.688983][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.689253][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.690515][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.690781][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.691014][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.691236][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.691474][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.691719][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.692208][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.692466][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.692743][ T12] kthread (kernel/kthread.c:436) [ 79.692939][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.693212][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.693448][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.693680][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.693972][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.694208][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.694450][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.698537][ T12] ------------[ cut here ]------------ | [ 79.698745][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.699914][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.700800][ T12] Tainted: [W]=WARN [ 79.701058][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.701376][ T12] Workqueue: netns cleanup_net [ 79.701756][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.702053][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.702679][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.702971][ T12] RAX: 00000000ffffffa6 RBX: ff110000107803c0 RCX: 1ff4000000018eed [ 79.703302][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078047c [ 79.703612][ T12] RBP: ff11000010341000 R08: 1fe22000020f0091 R09: ff11000001aed1d0 [ 79.703893][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.704166][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.704412][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.704694][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.704908][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.705436][ T12] PKRU: 55555554 [ 79.705581][ T12] Call Trace: [ 79.705738][ T12] [ 79.705877][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.706083][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.706300][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.706495][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.706679][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.706855][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.707028][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.707198][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.707676][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.707872][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.708183][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.708383][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.708555][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.708752][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.708924][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.709125][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.709302][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.709489][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.709681][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.709880][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.710060][ T12] kthread (kernel/kthread.c:436) [ 79.710215][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.710445][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.710625][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.710856][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.711068][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.711243][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.711430][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.714239][ T12] ------------[ cut here ]------------ | [ 79.714944][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.715293][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.716056][ T12] Tainted: [W]=WARN [ 79.716272][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.716541][ T12] Workqueue: netns cleanup_net [ 79.716787][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.717058][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.717608][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.717871][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba200 RCX: 1ff4000000018eed [ 79.718175][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba2bc [ 79.718470][ T12] RBP: ff1100000f879000 R08: 1fe2200000af7459 R09: ff11000001aed1d0 [ 79.718795][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.719074][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.719409][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.719771][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.720049][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.720341][ T12] PKRU: 55555554 [ 79.720584][ T12] Call Trace: [ 79.720811][ T12] [ 79.720976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.721235][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.721520][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.721773][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.721999][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.722263][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.722516][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.722790][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.723084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.723388][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.723698][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.723997][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.724270][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.724585][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.724869][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.725145][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.725436][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.725624][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.725812][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.725989][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.726180][ T12] kthread (kernel/kthread.c:436) [ 79.726324][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.726564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.726758][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.726932][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.727131][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.727303][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.727490][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.730111][ T12] ------------[ cut here ]------------ | [ 79.730279][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.731081][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.731798][ T12] Tainted: [W]=WARN [ 79.732019][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.732265][ T12] Workqueue: netns cleanup_net [ 79.732507][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.732784][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.733334][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.733605][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb8c0 RCX: 1ff4000000018eed [ 79.733890][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb97c [ 79.734177][ T12] RBP: ff1100000a32c000 R08: 1fe2200000af7731 R09: ff11000001aed1d0 [ 79.734468][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.734765][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.735046][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.735368][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.735633][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.735922][ T12] PKRU: 55555554 [ 79.736131][ T12] Call Trace: [ 79.736317][ T12] [ 79.736499][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.736773][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.737022][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.737272][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.737540][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.737817][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.738056][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.738228][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.738438][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.738614][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.738797][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.738975][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.739149][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.739325][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.739513][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.739782][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.739960][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.740163][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.740339][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.740531][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.740719][ T12] kthread (kernel/kthread.c:436) [ 79.740861][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.741192][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.741380][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.741554][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.741769][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.741981][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.742156][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.744803][ T12] ------------[ cut here ]------------ | [ 79.744982][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 79.745268][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.746546][ T12] Tainted: [W]=WARN [ 79.746773][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.747086][ T12] Workqueue: netns cleanup_net [ 79.747310][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.747648][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.748216][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.748480][ T12] RAX: 00000000ffffffa6 RBX: ff110000057baac0 RCX: 1ff4000000018eed [ 79.748781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bab7c [ 79.749058][ T12] RBP: ff11000006194000 R08: 1fe2200000af7571 R09: ff11000001aed1d0 [ 79.749334][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.749638][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.749959][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.750271][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.750535][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 79.750845][ T12] PKRU: 55555554 [ 79.751033][ T12] Call Trace: [ 79.751231][ T12] [ 79.751409][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.751670][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.751929][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.752155][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.752417][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.752650][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.752885][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.753104][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.753326][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.753599][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.753832][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.754058][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.754276][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.754515][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.754762][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.754988][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.755213][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.755482][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.755730][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.755970][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.756180][ T12] kthread (kernel/kthread.c:436) [ 79.756321][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.756540][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.756738][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.756912][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.757117][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.757303][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.757493][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.762259][ T12] ------------[ cut here ]------------ | [ 79.762540][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 79.762972][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.763809][ T12] Tainted: [W]=WARN [ 79.763903][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.764059][ T12] Workqueue: netns cleanup_net [ 79.764189][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.764357][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.764821][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 79.764979][ T12] RAX: 00000000ffffffa6 RBX: ff110000107823c0 RCX: 1ff4000000018e99 [ 79.765172][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078247c [ 79.765363][ T12] RBP: ff1100000fad1000 R08: 1fe22000020f0491 R09: ff11000001aed1d0 [ 79.765550][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 79.765745][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.765929][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 79.766150][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.766305][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 79.766499][ T12] PKRU: 55555554 [ 79.766597][ T12] Call Trace: [ 79.766690][ T12] [ 79.766760][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.766920][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.767079][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 79.767202][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.767327][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 79.767489][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 79.767624][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 79.767758][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 79.767883][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 79.768015][ T12] notifier_call_chain (kernel/notifier.c:85) [ 79.768142][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 79.768298][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.768463][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.768591][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.768727][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.768851][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.768980][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.769110][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.769243][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.769377][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.769510][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.769639][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.769769][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.769898][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.770022][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.770145][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.770310][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.770440][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.770568][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.770705][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.770860][ T12] kthread (kernel/kthread.c:436) [ 79.770959][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.771113][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.771236][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.771363][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.771517][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.771675][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.771812][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.793028][ T12] ------------[ cut here ]------------ | [ 79.793252][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 79.793509][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.793960][ T12] Tainted: [W]=WARN [ 79.794050][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.794197][ T12] Workqueue: netns cleanup_net [ 79.794320][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.794481][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.794994][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 79.795226][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783a80 RCX: 1ff4000000018eed [ 79.795450][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783b3c [ 79.795708][ T12] RBP: ff1100000ecfa000 R08: 1fe22000020f0769 R09: ff11000001aed1d0 [ 79.796000][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 79.796296][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.796611][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 79.796945][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.797112][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 79.797291][ T12] PKRU: 55555554 [ 79.797393][ T12] Call Trace: [ 79.797485][ T12] [ 79.797556][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.797733][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.797880][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 79.798005][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 79.798127][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.798246][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 79.798376][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.798502][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 79.798634][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.798755][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.798878][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.798998][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.799116][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.799242][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.799369][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.799497][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.799687][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.799826][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.799953][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.800086][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.800262][ T12] kthread (kernel/kthread.c:436) [ 79.800423][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.800657][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.800798][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.800941][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.801181][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.801384][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.801595][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.811734][ T1728] ------------[ cut here ]------------ | [ 79.811920][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1728 | [ 79.812190][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.812741][ T1728] Tainted: [W]=WARN [ 79.812868][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.813039][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.813220][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.813721][ T1728] RSP: 0018:ffa00000010ffa80 EFLAGS: 00010286 [ 79.813892][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000c217000 RCX: 1ff400000021ff16 [ 79.814095][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2170bc [ 79.814298][ T1728] RBP: ff11000004d74000 R08: 1fe2200001842e19 R09: ff1100000e3f2e80 [ 79.814541][ T1728] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 79.814753][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d74000 [ 79.814960][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 79.815198][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.815370][ T1728] CR2: 00007ff004f7fc20 CR3: 00000000099ab003 CR4: 0000000000771ef0 [ 79.815582][ T1728] PKRU: 55555554 [ 79.815685][ T1728] Call Trace: [ 79.815791][ T1728] [ 79.815866][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.816004][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 79.816140][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.816241][ T1728] register_netdevice (net/core/dev.c:11488) [ 79.816404][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 79.816574][ T1728] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 79.816719][ T1728] register_netdev (net/core/dev.c:11552) [ 79.816870][ T1728] loopback_net_init (drivers/net/loopback.c:218) [ 79.817006][ T1728] ops_init (net/core/net_namespace.c:137) [ 79.817111][ T1728] setup_net (net/core/net_namespace.c:446) [ 79.817214][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 79.817354][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 79.817492][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 79.817633][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 79.817776][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 79.817913][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 79.818048][ T1728] ksys_unshare (kernel/fork.c:3243) [ 79.818181][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.818360][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 79.818500][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 79.818643][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 79.818785][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 79.818919][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 79.819055][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.819189][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.819321][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.819517][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.819689][ T1728] RIP: 0033:0x7ff005040bcb [ 79.819838][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 79.820325][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 79.820564][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 79.820881][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 79.821213][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 79.821573][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 79.821863][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 79.823612][ T12] ------------[ cut here ]------------ | [ 79.823809][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 79.824194][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.824952][ T12] Tainted: [W]=WARN [ 79.825049][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.825204][ T12] Workqueue: netns cleanup_net [ 79.825336][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.825518][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.826002][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 79.826228][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216e40 RCX: 1ff4000000018eaf [ 79.826444][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c216efc [ 79.826650][ T12] RBP: ff110000103d4000 R08: 1fe2200001842de1 R09: ff11000001aed1d0 [ 79.826844][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 79.827032][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa09000 [ 79.827226][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 79.827535][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.827723][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 79.827928][ T12] PKRU: 55555554 [ 79.828024][ T12] Call Trace: [ 79.828119][ T12] [ 79.828186][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.828316][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.828422][ T12] netif_close_many (net/core/dev.c:1804) [ 79.828550][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 79.828683][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 79.828815][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 79.828990][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 79.829151][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.829279][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.829442][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.829571][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.829707][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 79.829873][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 79.830001][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 79.830130][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 79.830258][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 79.830393][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 79.830524][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 79.830674][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.830806][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.830935][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.831061][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.831189][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.831319][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.831453][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.831586][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.831755][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.831887][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.832022][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.832155][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.832282][ T12] kthread (kernel/kthread.c:436) [ 79.832440][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.832706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.832843][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.832990][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.833151][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.833279][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.833465][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.838047][ T12] ------------[ cut here ]------------ | [ 79.838263][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 79.838695][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.839414][ T12] Tainted: [W]=WARN [ 79.839553][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.839797][ T12] Workqueue: netns cleanup_net [ 79.839934][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.840099][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.840581][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 79.840793][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216200 RCX: 1ff4000000018eaf [ 79.840983][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2162bc [ 79.841173][ T12] RBP: ff1100000fa09000 R08: 1fe2200001842c59 R09: ff11000001aed1d0 [ 79.841372][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 79.841563][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 79.841804][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 79.842029][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.842191][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 79.842388][ T12] PKRU: 55555554 [ 79.842486][ T12] Call Trace: [ 79.842596][ T12] [ 79.842686][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.842819][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 79.842987][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.843200][ T12] netif_close_many (net/core/dev.c:1804) [ 79.843450][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 79.843700][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 79.843883][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 79.844092][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 79.844267][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.845108][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.845460][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.845663][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.845918][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 79.846209][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 79.846551][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 79.846764][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 79.846924][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 79.847137][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 79.847489][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 79.847724][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.847872][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.848004][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.848211][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.848575][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.848820][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.849017][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.849159][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.849441][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.849600][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.849755][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.849888][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.850019][ T12] kthread (kernel/kthread.c:436) [ 79.850117][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.850292][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.850593][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.850805][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.851005][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.851134][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.851303][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.861391][ T12] ------------[ cut here ]------------ | [ 79.861571][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 79.861825][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.862294][ T12] Tainted: [W]=WARN [ 79.863248][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.863553][ T12] Workqueue: netns cleanup_net [ 79.863744][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.863909][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.864559][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 79.864738][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c740 RCX: 1ff4000000018ed5 [ 79.864921][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c7fc [ 79.865107][ T12] RBP: ff110000103d4000 R08: 1fe22000017ed901 R09: ff11000001aed1d0 [ 79.865288][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 79.865525][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.865721][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 79.865968][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.866123][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 79.866306][ T12] PKRU: 55555554 [ 79.866454][ T12] Call Trace: [ 79.866547][ T12] [ 79.866633][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.866823][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.866979][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.867101][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.867223][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 79.867434][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 79.867563][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 79.867692][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 79.867822][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 79.867949][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 79.868072][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.868193][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.868320][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.868497][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.868623][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.868752][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.868874][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.868998][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.869156][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.869278][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.869456][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.869588][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.869719][ T12] kthread (kernel/kthread.c:436) [ 79.869813][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.869978][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.870101][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.870226][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.870435][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.870562][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.870689][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.873299][ T12] ------------[ cut here ]------------ | [ 79.873457][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 79.873709][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.874159][ T12] Tainted: [W]=WARN [ 79.874251][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.874411][ T12] Workqueue: netns cleanup_net [ 79.874541][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.874705][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.875159][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 79.875322][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f1c0 RCX: 1ff4000000018ed5 [ 79.875518][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f27c [ 79.875717][ T12] RBP: ff1100000fa09000 R08: 1fe22000016e9e51 R09: ff11000001aed1d0 [ 79.875901][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 79.876082][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.876267][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 79.876487][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.876648][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 79.876836][ T12] PKRU: 55555554 [ 79.876927][ T12] Call Trace: [ 79.877019][ T12] [ 79.877083][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.877243][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.877419][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.877545][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.877671][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 79.877832][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 79.877957][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 79.878082][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 79.878206][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 79.878333][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 79.878466][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.878594][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.878726][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.878850][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.878974][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.879100][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.879222][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.879355][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.879485][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.879616][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.879764][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.879892][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.880013][ T12] kthread (kernel/kthread.c:436) [ 79.880104][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.880261][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.880389][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.880513][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.880673][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.880836][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.880960][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.883517][ T12] ------------[ cut here ]------------ | [ 79.883652][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 79.883895][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.884335][ T12] Tainted: [W]=WARN [ 79.884437][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.884602][ T12] Workqueue: netns cleanup_net [ 79.884763][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.884926][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.885377][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 79.885535][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e580 RCX: 1ff4000000018ed5 [ 79.885729][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e63c [ 79.885910][ T12] RBP: ff11000010059000 R08: 1fe22000016e9cc9 R09: ff11000001aed1d0 [ 79.886091][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 79.886271][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 79.886464][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 79.886891][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.887156][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 79.887416][ T12] PKRU: 55555554 [ 79.887521][ T12] Call Trace: [ 79.887665][ T12] [ 79.887775][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 79.888024][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 79.888231][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.888403][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.888594][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 79.888850][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 79.889050][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 79.889252][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 79.889463][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 79.889663][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 79.889871][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 79.890068][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.890275][ T12] cleanup_net (net/core/net_namespace.c:702) [ 79.890489][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.890686][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 79.890895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 79.891089][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 79.891288][ T12] process_one_work (kernel/workqueue.c:3314) [ 79.891541][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 79.891746][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 79.891972][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 79.892180][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 79.892385][ T12] kthread (kernel/kthread.c:436) [ 79.892530][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.892779][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.892959][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.893154][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 79.893408][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.893602][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 79.893825][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 79.901723][ T1728] ------------[ cut here ]------------ | [ 79.901987][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1728 | [ 79.902310][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.902896][ T1728] Tainted: [W]=WARN [ 79.903018][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.903188][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.903374][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.903897][ T1728] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 79.904069][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000eed9540 RCX: 1ff400000021fee9 [ 79.904270][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed95fc [ 79.904480][ T1728] RBP: ff11000009114000 R08: 1fe2200001ddb2c1 R09: ff1100000e3f2e80 [ 79.904693][ T1728] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 79.904895][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009114000 [ 79.905099][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 79.905333][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.905512][ T1728] CR2: 00007ff004f7fc20 CR3: 00000000099ab003 CR4: 0000000000771ef0 [ 79.905755][ T1728] PKRU: 55555554 [ 79.905857][ T1728] Call Trace: [ 79.905961][ T1728] [ 79.906032][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.906172][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 79.906307][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.906417][ T1728] register_netdevice (net/core/dev.c:11488) [ 79.906556][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 79.906752][ T1728] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 79.906892][ T1728] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 79.907031][ T1728] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 79.907167][ T1728] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 79.907305][ T1728] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 79.907447][ T1728] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 79.907589][ T1728] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 79.907830][ T1728] ops_init (net/core/net_namespace.c:137) [ 79.907995][ T1728] setup_net (net/core/net_namespace.c:446) [ 79.908158][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 79.908382][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 79.908614][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 79.908816][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 79.908951][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 79.909088][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 79.909225][ T1728] ksys_unshare (kernel/fork.c:3243) [ 79.909366][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.909504][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 79.909642][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 79.909815][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 79.909954][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 79.910088][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 79.910221][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.910360][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.910496][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.910669][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.910843][ T1728] RIP: 0033:0x7ff005040bcb [ 79.910986][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 79.911471][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 79.911702][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 79.911914][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 79.912114][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 79.912315][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 79.912528][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 79.916740][ T1728] ------------[ cut here ]------------ | [ 79.916908][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1728 | [ 79.917174][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.917633][ T1728] Tainted: [W]=WARN [ 79.917838][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.918010][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.918185][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.918682][ T1728] RSP: 0018:ffa00000010ff8f8 EFLAGS: 00010286 [ 79.918859][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000cf50900 RCX: 1ff400000021fee5 [ 79.919062][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf509bc [ 79.919263][ T1728] RBP: ff11000008d19000 R08: 1fe22000019ea139 R09: ff1100000e3f2e80 [ 79.919470][ T1728] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 79.919700][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d19000 [ 79.919989][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 79.920228][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.920409][ T1728] CR2: 00007ff004f7fc20 CR3: 00000000099ab003 CR4: 0000000000771ef0 [ 79.920623][ T1728] PKRU: 55555554 [ 79.920731][ T1728] Call Trace: [ 79.920834][ T1728] [ 79.920904][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.921039][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 79.921174][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.921278][ T1728] register_netdevice (net/core/dev.c:11488) [ 79.921421][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 79.921595][ T1728] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 79.921752][ T1728] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 79.921890][ T1728] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 79.922027][ T1728] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 79.922165][ T1728] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 79.922302][ T1728] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 79.922447][ T1728] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 79.922592][ T1728] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 79.922735][ T1728] vti_init_net (net/ipv4/ip_vti.c:517) [ 79.922875][ T1728] ops_init (net/core/net_namespace.c:137) [ 79.922979][ T1728] setup_net (net/core/net_namespace.c:446) [ 79.923083][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 79.923217][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 79.923358][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 79.923499][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 79.923645][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 79.923819][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 79.923956][ T1728] ksys_unshare (kernel/fork.c:3243) [ 79.924091][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.924226][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 79.924365][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 79.924506][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 79.924685][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 79.924904][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 79.925039][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.925174][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.925309][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.925451][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.925625][ T1728] RIP: 0033:0x7ff005040bcb [ 79.925773][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 79.926288][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 79.926495][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 79.926982][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 79.927186][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 79.927392][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 79.927597][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 79.939260][ T1728] ------------[ cut here ]------------ | [ 79.939443][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1728 | [ 79.939730][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.940227][ T1728] Tainted: [W]=WARN [ 79.940331][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.941067][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.941250][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.941817][ T1728] RSP: 0018:ffa00000010ffa78 EFLAGS: 00010286 [ 79.941994][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000b74e740 RCX: 1ff400000021ff15 [ 79.942196][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e7fc [ 79.942458][ T1728] RBP: ff1100000997c000 R08: 1fe22000016e9d01 R09: ff1100000e3f2e80 [ 79.942732][ T1728] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 79.942932][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000997c000 [ 79.943138][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 79.943432][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.943611][ T1728] CR2: 00007ff004f7fc20 CR3: 00000000099ab003 CR4: 0000000000771ef0 [ 79.943819][ T1728] PKRU: 55555554 [ 79.943919][ T1728] Call Trace: [ 79.944019][ T1728] [ 79.944088][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.944224][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 79.944433][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.944539][ T1728] register_netdevice (net/core/dev.c:11488) [ 79.944679][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 79.944877][ T1728] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.945029][ T1728] register_netdev (net/core/dev.c:11552) [ 79.945162][ T1728] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 79.945300][ T1728] ops_init (net/core/net_namespace.c:137) [ 79.945462][ T1728] setup_net (net/core/net_namespace.c:446) [ 79.945565][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 79.945703][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 79.945841][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 79.945978][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 79.946113][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 79.946251][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 79.946446][ T1728] ksys_unshare (kernel/fork.c:3243) [ 79.946587][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.946731][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 79.946869][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 79.947003][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 79.947149][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 79.947284][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 79.947477][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.947615][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.947757][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.947893][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.948060][ T1728] RIP: 0033:0x7ff005040bcb [ 79.948554][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 79.949035][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 79.949237][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 79.949508][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 79.949765][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 79.949967][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 79.950205][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 79.967399][ T1728] ------------[ cut here ]------------ | [ 79.967632][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1728 | [ 79.967962][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.968593][ T1728] Tainted: [W]=WARN [ 79.968801][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.969121][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.969475][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.970316][ T1728] RSP: 0018:ffa00000010ffa68 EFLAGS: 00010286 [ 79.970689][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000a1871c0 RCX: 1ff400000021ff13 [ 79.971088][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18727c [ 79.971507][ T1728] RBP: ff1100000f871000 R08: 1fe2200001430e51 R09: ff1100000e3f2e80 [ 79.971838][ T1728] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.972109][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f871000 [ 79.972381][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.972692][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.972923][ T1728] CR2: 00007f4e2aaa0f98 CR3: 00000000099ab004 CR4: 0000000000771ef0 [ 79.973181][ T1728] PKRU: 55555554 [ 79.973366][ T1728] Call Trace: [ 79.973521][ T1728] [ 79.973654][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.973857][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 79.974047][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.974202][ T1728] register_netdevice (net/core/dev.c:11488) [ 79.974411][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 79.974646][ T1728] register_netdev (net/core/dev.c:11552) [ 79.974856][ T1728] sit_init_net (net/ipv6/sit.c:1860) [ 79.975048][ T1728] ops_init (net/core/net_namespace.c:137) [ 79.975206][ T1728] setup_net (net/core/net_namespace.c:446) [ 79.975392][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 79.975580][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 79.975837][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 79.976030][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 79.976222][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 79.976429][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 79.976647][ T1728] ksys_unshare (kernel/fork.c:3243) [ 79.976850][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.977058][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 79.977250][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 79.977458][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 79.977673][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 79.977870][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 79.978058][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.978248][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.978453][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.978655][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.978890][ T1728] RIP: 0033:0x7ff005040bcb [ 79.979087][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 79.979650][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 79.979918][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 79.980178][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 79.980455][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 79.980740][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 79.980999][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 79.986560][ T1728] ------------[ cut here ]------------ | [ 79.986780][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1728 | [ 79.987100][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 79.987832][ T1728] Tainted: [W]=WARN [ 79.988047][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.988386][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 79.988735][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 79.989626][ T1728] RSP: 0018:ffa00000010ffa78 EFLAGS: 00010286 [ 79.990236][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000278b380 RCX: 1ff400000021ff15 [ 79.990527][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b43c [ 79.990808][ T1728] RBP: ff1100000abf9000 R08: 1fe22000004f1689 R09: ff1100000e3f2e80 [ 79.991063][ T1728] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 79.991687][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000abf9000 [ 79.991969][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 79.992264][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.992513][ T1728] CR2: 00007f4e2aaa0f98 CR3: 00000000099ab004 CR4: 0000000000771ef0 [ 79.992830][ T1728] PKRU: 55555554 [ 79.992984][ T1728] Call Trace: [ 79.993137][ T1728] [ 79.993258][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 79.993487][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 79.993689][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 79.993856][ T1728] register_netdevice (net/core/dev.c:11488) [ 79.994045][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 79.994266][ T1728] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 79.994475][ T1728] register_netdev (net/core/dev.c:11552) [ 79.994674][ T1728] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 79.994873][ T1728] ops_init (net/core/net_namespace.c:137) [ 79.995033][ T1728] setup_net (net/core/net_namespace.c:446) [ 79.995189][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 79.995388][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 79.995581][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 79.995787][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 79.995978][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 79.996172][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 79.996375][ T1728] ksys_unshare (kernel/fork.c:3243) [ 79.996564][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 79.996785][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 79.996973][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 79.997206][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 79.997407][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 79.997599][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 79.997799][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.997988][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 79.998176][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 79.998378][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 79.998600][ T1728] RIP: 0033:0x7ff005040bcb [ 79.998806][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 79.999358][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 79.999649][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 79.999912][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.000172][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.000437][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 80.000702][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 80.005282][ T1728] ------------[ cut here ]------------ | [ 80.005481][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1728 | [ 80.005819][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.006416][ T1728] Tainted: [W]=WARN [ 80.006572][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.006839][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.007072][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.007622][ T1728] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 80.007857][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000b31ce40 RCX: 1ff400000021fee9 [ 80.008111][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cefc [ 80.008392][ T1728] RBP: ff1100000ed99000 R08: 1fe22000016639e1 R09: ff1100000e3f2e80 [ 80.008673][ T1728] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 80.008963][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed99000 [ 80.009221][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.009550][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.009828][ T1728] CR2: 00007f4e2aaa0f98 CR3: 00000000099ab004 CR4: 0000000000771ef0 [ 80.010093][ T1728] PKRU: 55555554 [ 80.010250][ T1728] Call Trace: [ 80.010422][ T1728] [ 80.010547][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.010764][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 80.010957][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.011116][ T1728] register_netdevice (net/core/dev.c:11488) [ 80.011310][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.011561][ T1728] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.011782][ T1728] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.011976][ T1728] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.012167][ T1728] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.012386][ T1728] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.012584][ T1728] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.012821][ T1728] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 80.013021][ T1728] ops_init (net/core/net_namespace.c:137) [ 80.013181][ T1728] setup_net (net/core/net_namespace.c:446) [ 80.013340][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.013566][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.013781][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.013974][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 80.014173][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 80.014384][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.014593][ T1728] ksys_unshare (kernel/fork.c:3243) [ 80.014799][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.014990][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.015186][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.015390][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 80.015588][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.015796][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.015985][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.016174][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.016375][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.016565][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.020305][ T1728] RIP: 0033:0x7ff005040bcb [ 80.020584][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.021616][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.021933][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 80.022217][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.022522][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.022884][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 80.023156][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 80.028643][ T1728] ------------[ cut here ]------------ | [ 80.029615][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1728 | [ 80.030589][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.031425][ T1728] Tainted: [W]=WARN [ 80.031586][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.031833][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.032070][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.032763][ T1728] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 80.032997][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000a130ac0 RCX: 1ff400000021fee9 [ 80.033447][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a130b7c [ 80.033734][ T1728] RBP: ff110000093a4000 R08: 1fe2200001426171 R09: ff1100000e3f2e80 [ 80.034052][ T1728] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 80.034422][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093a4000 [ 80.034898][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.035380][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.035651][ T1728] CR2: 00007f4e2aaa0f98 CR3: 00000000099ab004 CR4: 0000000000771ef0 [ 80.036006][ T1728] PKRU: 55555554 [ 80.036956][ T1728] Call Trace: [ 80.037242][ T1728] [ 80.037915][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.038259][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 80.038470][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.038669][ T1728] register_netdevice (net/core/dev.c:11488) [ 80.038883][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.039530][ T1728] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.039820][ T1728] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.040100][ T1728] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.040553][ T1728] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.041169][ T1728] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.041916][ T1728] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.042131][ T1728] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 80.042619][ T1728] ops_init (net/core/net_namespace.c:137) [ 80.042797][ T1728] setup_net (net/core/net_namespace.c:446) [ 80.043403][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.043602][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.043811][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.044010][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 80.044213][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 80.044687][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.045290][ T1728] ksys_unshare (kernel/fork.c:3243) [ 80.045618][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.046080][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.046527][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.046760][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 80.046962][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.047153][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.047362][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.047601][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.047867][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.048062][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.048565][ T1728] RIP: 0033:0x7ff005040bcb [ 80.048782][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.049576][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.049862][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 80.050122][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.050405][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.051096][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 80.051702][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 80.059058][ T1728] ------------[ cut here ]------------ | [ 80.059309][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1728 | [ 80.059747][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.060756][ T1728] Tainted: [W]=WARN [ 80.060960][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.061258][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.061689][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.063746][ T1728] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 80.064310][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000fb2e200 RCX: 1ff400000021fee9 [ 80.064864][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e2bc [ 80.065170][ T1728] RBP: ff1100000a81c000 R08: 1fe2200001f65c59 R09: ff1100000e3f2e80 [ 80.065797][ T1728] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 80.066380][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000 [ 80.066712][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.067311][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.067676][ T1728] CR2: 00007f4e2aaa0f98 CR3: 00000000099ab004 CR4: 0000000000771ef0 [ 80.068280][ T1728] PKRU: 55555554 [ 80.068550][ T1728] Call Trace: [ 80.068805][ T1728] [ 80.069157][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.069465][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 80.069766][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.070035][ T1728] register_netdevice (net/core/dev.c:11488) [ 80.070296][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.070655][ T1728] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.070935][ T1728] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.071186][ T1728] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.071466][ T1728] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.071766][ T1728] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.072013][ T1728] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.072289][ T1728] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 80.072614][ T1728] ops_init (net/core/net_namespace.c:137) [ 80.072851][ T1728] setup_net (net/core/net_namespace.c:446) [ 80.073064][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.073307][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.073592][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.073872][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 80.074124][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 80.074415][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.074738][ T1728] ksys_unshare (kernel/fork.c:3243) [ 80.075005][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.075249][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.075518][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.075862][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 80.076158][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.076422][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.076775][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.077023][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.077275][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.077575][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.077900][ T1728] RIP: 0033:0x7ff005040bcb [ 80.078157][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.078929][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.079259][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 80.079669][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.080013][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.080362][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 80.080774][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 80.089988][ T1728] ------------[ cut here ]------------ | [ 80.090164][ T1728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1728 | [ 80.090456][ T1728] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.091206][ T1728] Tainted: [W]=WARN [ 80.091384][ T1728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.091691][ T1728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.092042][ T1728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.092965][ T1728] RSP: 0018:ffa00000010ffa70 EFLAGS: 00010286 [ 80.093183][ T1728] RAX: 00000000ffffffa6 RBX: ff1100000a15a900 RCX: 1ff400000021ff14 [ 80.093481][ T1728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15a9bc [ 80.093733][ T1728] RBP: ff1100000982c000 R08: 1fe220000142b539 R09: ff1100000e3f2e80 [ 80.093938][ T1728] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.094183][ T1728] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000982c000 [ 80.094432][ T1728] FS: 00007ff004d7e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.094752][ T1728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.094947][ T1728] CR2: 000055f6a15ced5c CR3: 00000000099ab004 CR4: 0000000000771ef0 [ 80.095173][ T1728] PKRU: 55555554 [ 80.095286][ T1728] Call Trace: [ 80.095399][ T1728] [ 80.095490][ T1728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.095722][ T1728] ? notifier_call_chain (kernel/notifier.c:85) [ 80.095861][ T1728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.095974][ T1728] register_netdevice (net/core/dev.c:11488) [ 80.096114][ T1728] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.096320][ T1728] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.096848][ T1728] register_netdev (net/core/dev.c:11552) [ 80.097021][ T1728] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 80.097290][ T1728] ops_init (net/core/net_namespace.c:137) [ 80.097422][ T1728] setup_net (net/core/net_namespace.c:446) [ 80.097580][ T1728] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.097788][ T1728] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.098049][ T1728] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.098193][ T1728] copy_net_ns (net/core/net_namespace.c:579) [ 80.098364][ T1728] create_new_namespaces (kernel/nsproxy.c:132) [ 80.099737][ T1728] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.099890][ T1728] ksys_unshare (kernel/fork.c:3243) [ 80.100028][ T1728] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.100166][ T1728] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.100303][ T1728] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.100536][ T1728] ? __ia32_sys_open (fs/open.c:1374) [ 80.100705][ T1728] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.100859][ T1728] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.100998][ T1728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.101141][ T1728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.101284][ T1728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.101430][ T1728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.101629][ T1728] RIP: 0033:0x7ff005040bcb [ 80.101781][ T1728] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.102269][ T1728] RSP: 002b:00007ffe08b34f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.102496][ T1728] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff005040bcb [ 80.102725][ T1728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.102932][ T1728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.103149][ T1728] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe08b371a0 [ 80.103369][ T1728] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe08b37877 | [ 80.112409][ T12] ------------[ cut here ]------------ | [ 80.112641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 80.112959][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.113609][ T12] Tainted: [W]=WARN [ 80.113813][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.114199][ T12] Workqueue: netns cleanup_net [ 80.114457][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.114803][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.115651][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 80.115937][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32900 RCX: 1ff4000000018ec7 [ 80.116198][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce329bc [ 80.116461][ T12] RBP: ff1100000504a000 R08: 1fe22000019c6539 R09: ff11000001aed1d0 [ 80.116760][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 80.117023][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 80.117969][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.118319][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.118665][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.118968][ T12] PKRU: 55555554 [ 80.119120][ T12] Call Trace: [ 80.119270][ T12] [ 80.119402][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.119661][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.119986][ T12] netif_close_many (net/core/dev.c:1804) [ 80.120189][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 80.120386][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 80.120694][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 80.121136][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.121399][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.121620][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.121833][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.122016][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.122198][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.122390][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.122619][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.122833][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.123016][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.123192][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.123393][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.123725][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.123924][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.124136][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.124315][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.124512][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.124706][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.124933][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.125121][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.125304][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.125525][ T12] kthread (kernel/kthread.c:436) [ 80.125695][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.125928][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.126110][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.126290][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.126520][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.126738][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.126933][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.129151][ T12] ------------[ cut here ]------------ | [ 80.129325][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 80.129668][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.130244][ T12] Tainted: [W]=WARN [ 80.130817][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.131111][ T12] Workqueue: netns cleanup_net [ 80.131369][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.131638][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.133575][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 80.133838][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32e40 RCX: 1ff4000000018e80 [ 80.134088][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32efc [ 80.134332][ T12] RBP: ff11000004e94000 R08: 1fe22000019c65e1 R09: ff11000001aed1d0 [ 80.134599][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 80.134869][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 80.135153][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.135447][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.135722][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.135970][ T12] PKRU: 55555554 [ 80.136128][ T12] Call Trace: [ 80.136311][ T12] [ 80.136441][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.136635][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.136797][ T12] netif_close_many (net/core/dev.c:1804) [ 80.136984][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 80.137167][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.137617][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 80.137814][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 80.137998][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 80.138179][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 80.138394][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 80.138599][ T12] notifier_call_chain (kernel/notifier.c:85) [ 80.138798][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 80.138992][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 80.139173][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 80.139404][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 80.139650][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.139842][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.140067][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.140261][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.140485][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.140694][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.140886][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.141070][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.141254][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.141455][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.141660][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.141858][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.142043][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.142235][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.142432][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.142649][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.142845][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.143036][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.143216][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.143417][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.143670][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.143939][ T12] kthread (kernel/kthread.c:436) [ 80.144180][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.144526][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.144802][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.145067][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.145418][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.145679][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.145953][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.161493][ T12] ------------[ cut here ]------------ | [ 80.161674][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 80.161925][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.162385][ T12] Tainted: [W]=WARN [ 80.162481][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.162674][ T12] Workqueue: netns cleanup_net [ 80.162913][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.163174][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.163919][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.164165][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe040 RCX: 1ff4000000018eed [ 80.164435][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe0fc [ 80.164626][ T12] RBP: ff1100000eae1000 R08: 1fe220000051fc21 R09: ff11000001aed1d0 [ 80.164833][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.165040][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.165223][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.165442][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.165608][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 80.165794][ T12] PKRU: 55555554 [ 80.165885][ T12] Call Trace: [ 80.165975][ T12] [ 80.166039][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.166196][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.166352][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.166474][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.166598][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.166726][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.166894][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.167028][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.167152][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.167273][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.168028][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.168236][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.168437][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.168638][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.168837][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.169007][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.169133][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.169253][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.169390][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.169517][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.169644][ T12] kthread (kernel/kthread.c:436) [ 80.169740][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.169894][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.170016][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.170141][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.170293][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.170420][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.170542][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.174159][ T12] ------------[ cut here ]------------ | [ 80.174366][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 80.174827][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.176405][ T12] Tainted: [W]=WARN [ 80.176576][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.176810][ T12] Workqueue: netns cleanup_net [ 80.177010][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.177262][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.178523][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.178757][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff8c0 RCX: 1ff4000000018eed [ 80.179039][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff97c [ 80.179317][ T12] RBP: ff1100000fc64000 R08: 1fe220000051ff31 R09: ff11000001aed1d0 [ 80.179625][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.179916][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.180206][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.180569][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.180828][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 80.181117][ T12] PKRU: 55555554 [ 80.181258][ T12] Call Trace: [ 80.181410][ T12] [ 80.181512][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.181762][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.182013][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.182201][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.182394][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.182584][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.182869][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.183077][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.183274][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.183473][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.183668][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.183882][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.184073][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.184268][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.184465][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.184658][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.184860][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.185038][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.185183][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.185309][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.185442][ T12] kthread (kernel/kthread.c:436) [ 80.185534][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.185768][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.185960][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.186166][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.186417][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.186610][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.186825][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.194635][ T12] ------------[ cut here ]------------ | [ 80.194790][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 80.195064][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.195556][ T12] Tainted: [W]=WARN [ 80.195654][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.195813][ T12] Workqueue: netns cleanup_net [ 80.195943][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.196125][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.196604][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.196853][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff4000000018eed [ 80.197139][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 80.197432][ T12] RBP: ff110000095c1000 R08: 1fe220000051fd01 R09: ff11000001aed1d0 [ 80.197747][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.198050][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.198318][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.198538][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.198698][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 80.198940][ T12] PKRU: 55555554 [ 80.199029][ T12] Call Trace: [ 80.199135][ T12] [ 80.199206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.199367][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.199537][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.199665][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.199791][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.199910][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.200030][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.200152][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.200274][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.200399][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.200526][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.200710][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.200911][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.201080][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.201200][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.201323][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.201455][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.201576][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.201709][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.201870][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.201990][ T12] kthread (kernel/kthread.c:436) [ 80.202079][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.202259][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.202397][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.202520][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.202678][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.202805][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.202926][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.206113][ T12] ------------[ cut here ]------------ | [ 80.206237][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 80.206712][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.207169][ T12] Tainted: [W]=WARN [ 80.207277][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.207485][ T12] Workqueue: netns cleanup_net [ 80.207616][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.207779][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.208225][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.208433][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9858c0 RCX: 1ff4000000018eed [ 80.208623][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98597c [ 80.208865][ T12] RBP: ff11000008f7c000 R08: 1fe2200001930b31 R09: ff11000001aed1d0 [ 80.209045][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.209227][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.209460][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.209679][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.209837][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 80.210031][ T12] PKRU: 55555554 [ 80.210122][ T12] Call Trace: [ 80.210221][ T12] [ 80.210284][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.210492][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.210649][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.210775][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.210897][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.211680][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.211817][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.211943][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.212070][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.212197][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.212324][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.212537][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.212668][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.212803][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.212927][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.213056][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.213184][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.213310][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.213491][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.213629][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.213759][ T12] kthread (kernel/kthread.c:436) [ 80.213851][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.214005][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.214127][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.214248][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.214454][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.214574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.214701][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.217800][ T12] ------------[ cut here ]------------ | [ 80.217996][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 80.218413][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.219086][ T12] Tainted: [W]=WARN [ 80.219226][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.219482][ T12] Workqueue: netns cleanup_net [ 80.219683][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.219934][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.220618][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.220862][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f700 RCX: 1ff4000000018eed [ 80.221149][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f7bc [ 80.221445][ T12] RBP: ff11000012741000 R08: 1fe22000016e9ef9 R09: ff11000001aed1d0 [ 80.221736][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 80.222017][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.222300][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 80.222631][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.222870][ T12] CR2: 00007fbf5fd40690 CR3: 0000000005482006 CR4: 0000000000771ef0 [ 80.223141][ T12] PKRU: 55555554 [ 80.223280][ T12] Call Trace: [ 80.223432][ T12] [ 80.223537][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.223778][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.224004][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.224192][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.224392][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.224579][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.224778][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.224977][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.225173][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.225368][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.225563][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.225777][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.225967][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.226158][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.226354][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.226549][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.226747][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.226934][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.227132][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.227328][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.227526][ T12] kthread (kernel/kthread.c:436) [ 80.227667][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.227910][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.228099][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.228289][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.228538][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.228733][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.228920][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.245771][ T12] ------------[ cut here ]------------ | [ 80.246013][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 80.246314][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.246851][ T12] Tainted: [W]=WARN [ 80.246992][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.247227][ T12] Workqueue: netns cleanup_net [ 80.247397][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.247560][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.248060][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.248248][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985e00 RCX: 1ff4000000018eed [ 80.248544][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985ebc [ 80.248870][ T12] RBP: ff1100000d974000 R08: 1fe2200001930bd9 R09: ff11000001aed1d0 [ 80.249113][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.249298][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.249634][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.250015][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.250197][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.250462][ T12] PKRU: 55555554 [ 80.250573][ T12] Call Trace: [ 80.250704][ T12] [ 80.250792][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.250950][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.251103][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.251229][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.251361][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.251486][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.251626][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.251814][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.252017][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.252143][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.252267][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.252399][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.252526][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.252682][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.252827][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.252954][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.253079][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.253209][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.253338][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.253475][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.253605][ T12] kthread (kernel/kthread.c:436) [ 80.253706][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.253865][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.253989][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.254113][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.254267][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.254394][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.254516][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.256920][ T12] ------------[ cut here ]------------ | [ 80.257050][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 80.257290][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.257748][ T12] Tainted: [W]=WARN [ 80.257840][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.257991][ T12] Workqueue: netns cleanup_net [ 80.258140][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.258296][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.258787][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.258941][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9851c0 RCX: 1ff4000000018eed [ 80.259145][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98527c [ 80.259332][ T12] RBP: ff1100000a119000 R08: 1fe2200001930a51 R09: ff11000001aed1d0 [ 80.259585][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.259847][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.260032][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.260244][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.260412][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.260646][ T12] PKRU: 55555554 [ 80.260755][ T12] Call Trace: [ 80.260846][ T12] [ 80.260914][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.261070][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.261232][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.261362][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.261486][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.261613][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.261744][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.261868][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.261992][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.262116][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.262243][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.262381][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.262504][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.262639][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.262768][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.262980][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.263224][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.263469][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.263681][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.263824][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.263947][ T12] kthread (kernel/kthread.c:436) [ 80.264039][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.264220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.264343][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.264531][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.264696][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.264825][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.264948][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.267067][ T12] ------------[ cut here ]------------ | [ 80.267244][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 80.267594][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.268124][ T12] Tainted: [W]=WARN [ 80.268267][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.268471][ T12] Workqueue: netns cleanup_net [ 80.268614][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.268875][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.269312][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.269473][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985540 RCX: 1ff4000000018eed [ 80.269663][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9855fc [ 80.269861][ T12] RBP: ff110000100bc000 R08: 1fe2200001930ac1 R09: ff11000001aed1d0 [ 80.270043][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.270221][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.270908][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.271184][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.271341][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.271654][ T12] PKRU: 55555554 [ 80.271818][ T12] Call Trace: [ 80.271957][ T12] [ 80.272050][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.272452][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.272817][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.273066][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.273236][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.273462][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.273657][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.273822][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.273950][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.274073][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.274205][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.274477][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.274619][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.274780][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.274903][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.275026][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.275153][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.275274][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.275456][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.275587][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.275719][ T12] kthread (kernel/kthread.c:436) [ 80.275811][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.275961][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.276090][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.276211][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.276411][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.276535][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.276668][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.281020][ T12] ------------[ cut here ]------------ | [ 80.281268][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 80.281537][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.282013][ T12] Tainted: [W]=WARN [ 80.282110][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.282270][ T12] Workqueue: netns cleanup_net [ 80.282403][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.282564][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.283067][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.283314][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff4000000018eed [ 80.283514][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 80.283788][ T12] RBP: ff110000128f4000 R08: 1fe2200001663821 R09: ff11000001aed1d0 [ 80.284033][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.284238][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.284448][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.284673][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.284837][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.285027][ T12] PKRU: 55555554 [ 80.285120][ T12] Call Trace: [ 80.285211][ T12] [ 80.285275][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.285465][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.285621][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.285750][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.285874][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.285994][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.286121][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.286243][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.287287][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.287595][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.287772][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.287966][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.288171][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.288516][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.288781][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.288997][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.289149][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.289289][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.289560][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.289712][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.289843][ T12] kthread (kernel/kthread.c:436) [ 80.289936][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.290087][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.290208][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.290452][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.290645][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.290781][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.290909][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.301668][ T12] ------------[ cut here ]------------ | [ 80.301938][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 80.302308][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.302885][ T12] Tainted: [W]=WARN [ 80.302982][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.303137][ T12] Workqueue: netns cleanup_net [ 80.303271][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.303442][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.304096][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 80.304261][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28740 RCX: 1ff4000000018e99 [ 80.304615][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa287fc [ 80.304940][ T12] RBP: ff11000004e94000 R08: 1fe2200001f45101 R09: ff11000001aed1d0 [ 80.305174][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.305371][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.305696][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.306077][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.306303][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.306531][ T12] PKRU: 55555554 [ 80.306689][ T12] Call Trace: [ 80.306811][ T12] [ 80.306878][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.307038][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.307197][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 80.307336][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.307477][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 80.307666][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 80.307879][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 80.308111][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 80.308332][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 80.308760][ T12] notifier_call_chain (kernel/notifier.c:85) [ 80.308975][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 80.309244][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.309736][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.309985][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.310194][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.310611][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.310847][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.311084][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.311303][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.311701][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.311915][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.312119][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.312333][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.312764][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.313011][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.313217][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.313620][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.313841][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.314120][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.314526][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.314739][ T12] kthread (kernel/kthread.c:436) [ 80.314888][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.315134][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.315326][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.315720][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.315967][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.316161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.316452][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.319913][ T12] ------------[ cut here ]------------ | [ 80.320119][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 80.321041][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.321755][ T12] Tainted: [W]=WARN [ 80.321906][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.322145][ T12] Workqueue: netns cleanup_net [ 80.322338][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.322589][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.323277][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 80.323519][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff4000000018eed [ 80.323807][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 80.324065][ T12] RBP: ff1100000504a000 R08: 1fe2200001f452f9 R09: ff11000001aed1d0 [ 80.324341][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.324646][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.324933][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.325258][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.325497][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.325783][ T12] PKRU: 55555554 [ 80.325925][ T12] Call Trace: [ 80.326067][ T12] [ 80.326166][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.326451][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.326702][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 80.326905][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 80.327094][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 80.327279][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 80.327475][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.327665][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 80.327867][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.328078][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.328298][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.328533][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.328727][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.328921][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.329108][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.329308][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.329513][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.329742][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.329942][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.330138][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.330607][ T12] kthread (kernel/kthread.c:436) [ 80.330759][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.330992][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.331200][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.331398][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.331633][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.331829][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.332017][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.345811][ T1729] ------------[ cut here ]------------ | [ 80.345997][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1729 | [ 80.346302][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.346864][ T1729] Tainted: [W]=WARN [ 80.346966][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.347135][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.347311][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.347940][ T1729] RSP: 0018:ffa00000010ffa80 EFLAGS: 00010286 [ 80.348212][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff400000021ff16 [ 80.348450][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 80.348667][ T1729] RBP: ff1100000fdf9000 R08: 1fe2200001535689 R09: ff1100000e3f5180 [ 80.348873][ T1729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 80.349339][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fdf9000 [ 80.349551][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 80.349808][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.349989][ T1729] CR2: 00007fbf5fd40690 CR3: 0000000005482006 CR4: 0000000000771ef0 [ 80.350195][ T1729] PKRU: 55555554 [ 80.350296][ T1729] Call Trace: [ 80.350405][ T1729] [ 80.350476][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.350623][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.350777][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.350884][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.351019][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.351187][ T1729] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.351323][ T1729] register_netdev (net/core/dev.c:11552) [ 80.351462][ T1729] loopback_net_init (drivers/net/loopback.c:218) [ 80.351618][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.351790][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.351937][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.352091][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.352227][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.352365][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.352504][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.352648][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.352801][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.352935][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.353070][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.353202][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.353339][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.353483][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.353624][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.353761][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.353894][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.354030][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.354165][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.354330][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.354483][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.355005][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.355207][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.355427][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.355673][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.356002][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.356227][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.360681][ T1729] ------------[ cut here ]------------ | [ 80.360842][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1729 | [ 80.361104][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.361670][ T1729] Tainted: [W]=WARN [ 80.361836][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.362062][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.362297][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.363081][ T1729] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 80.363353][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000da8a200 RCX: 1ff400000021fee9 [ 80.363672][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da8a2bc [ 80.363997][ T1729] RBP: ff11000008e71000 R08: 1fe2200001b51459 R09: ff1100000e3f5180 [ 80.364361][ T1729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 80.364721][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e71000 [ 80.365044][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 80.365431][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.365706][ T1729] CR2: 00007fbf5fd40690 CR3: 0000000005482006 CR4: 0000000000771ef0 [ 80.366037][ T1729] PKRU: 55555554 [ 80.366195][ T1729] Call Trace: [ 80.366362][ T1729] [ 80.366473][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.366723][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.366938][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.367097][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.367314][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.367579][ T1729] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.367805][ T1729] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.368042][ T1729] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.368245][ T1729] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.368467][ T1729] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.368674][ T1729] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.368890][ T1729] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 80.369106][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.369267][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.369429][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.369633][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.369870][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.370081][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.370300][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.370545][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.370754][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.370965][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.371177][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.371400][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.371615][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.371840][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.372077][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.372296][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.372518][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.372737][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.372952][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.373225][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.373453][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.374216][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.374564][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.374900][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.375220][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.375547][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.375870][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.378822][ T12] ------------[ cut here ]------------ | [ 80.378976][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 80.379214][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.379781][ T12] Tainted: [W]=WARN [ 80.379881][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.380042][ T12] Workqueue: netns cleanup_net [ 80.380169][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.380326][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.380845][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 80.380999][ T12] RAX: 00000000ffffffa6 RBX: ff1100000da8b700 RCX: 1ff4000000018ed5 [ 80.381187][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da8b7bc [ 80.381438][ T12] RBP: ff110000095dc000 R08: 1fe2200001b516f9 R09: ff11000001aed1d0 [ 80.381623][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.381809][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.381996][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.382210][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.382416][ T12] CR2: 000055f6c138a8d8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 80.382604][ T12] PKRU: 55555554 [ 80.382693][ T12] Call Trace: [ 80.382854][ T12] [ 80.382938][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 80.383098][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 80.383270][ T12] ? __might_resched (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 kernel/sched/core.c:9127) [ 80.383461][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 80.383594][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 80.383762][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.383888][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 80.384010][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 80.384133][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 80.384256][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 80.384432][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.384560][ T12] cleanup_net (net/core/net_namespace.c:702) [ 80.384709][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 80.384840][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 80.384964][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.385088][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.385212][ T12] process_one_work (kernel/workqueue.c:3314) [ 80.385342][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.385532][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.385662][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.385802][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.385923][ T12] kthread (kernel/kthread.c:436) [ 80.386020][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.386170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.386294][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.386419][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.386571][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.386697][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 80.386833][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.403627][ T1729] ------------[ cut here ]------------ | [ 80.403885][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1729 | [ 80.404322][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.405059][ T1729] Tainted: [W]=WARN [ 80.405224][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.405499][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.405785][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.406584][ T1729] RSP: 0018:ffa00000010ff8f8 EFLAGS: 00010286 [ 80.406871][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff400000021fee5 [ 80.407190][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 80.407540][ T1729] RBP: ff11000008ab9000 R08: 1fe2200001ddb251 R09: ff1100000e3f5180 [ 80.407874][ T1729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 80.408210][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ab9000 [ 80.408546][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 80.408936][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.409213][ T1729] CR2: 00007fbf5fd40690 CR3: 0000000005482006 CR4: 0000000000771ef0 [ 80.409550][ T1729] PKRU: 55555554 [ 80.409758][ T1729] Call Trace: [ 80.409923][ T1729] [ 80.410037][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.410257][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.410487][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.410655][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.410883][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.411153][ T1729] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.411374][ T1729] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.411541][ T1729] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.411738][ T1729] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.411941][ T1729] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.412109][ T1729] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.412254][ T1729] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 80.412396][ T1729] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 80.412539][ T1729] vti_init_net (net/ipv4/ip_vti.c:517) [ 80.412704][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.412820][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.412926][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.413062][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.413202][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.413341][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.413483][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.413634][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.413787][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.413923][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.414059][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.414225][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.414372][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.414512][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.414653][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.414796][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.414935][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.415076][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.415210][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.415387][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.415531][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.416231][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.416441][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.416648][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.416856][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.417137][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.417455][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.424501][ T1729] ------------[ cut here ]------------ | [ 80.424758][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1729 | [ 80.425161][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.425875][ T1729] Tainted: [W]=WARN [ 80.426034][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.426292][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.426572][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.427359][ T1729] RSP: 0018:ffa00000010ffa78 EFLAGS: 00010286 [ 80.427627][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000a9aba80 RCX: 1ff400000021ff15 [ 80.427967][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abb3c [ 80.428288][ T1729] RBP: ff11000008d0c000 R08: 1fe2200001535769 R09: ff1100000e3f5180 [ 80.428617][ T1729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 80.428937][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d0c000 [ 80.429250][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 80.430068][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.430369][ T1729] CR2: 00007fbf5fd40690 CR3: 0000000005482006 CR4: 0000000000771ef0 [ 80.430687][ T1729] PKRU: 55555554 [ 80.430848][ T1729] Call Trace: [ 80.431022][ T1729] [ 80.431133][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.431368][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.431593][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.431766][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.431987][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.432260][ T1729] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.432488][ T1729] register_netdev (net/core/dev.c:11552) [ 80.432701][ T1729] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 80.432944][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.433107][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.433262][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.433512][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.433733][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.433948][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.434186][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.434410][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.434624][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.434842][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.435056][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.435291][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.435513][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.435738][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.435978][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.436372][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.436592][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.436804][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.437014][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.437322][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.437557][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.438306][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.438626][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.438963][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.439274][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.439590][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.439913][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.457783][ T1729] ------------[ cut here ]------------ | [ 80.457970][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1729 | [ 80.458251][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.458759][ T1729] Tainted: [W]=WARN [ 80.458864][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.459036][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.459214][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.459749][ T1729] RSP: 0018:ffa00000010ffa68 EFLAGS: 00010286 [ 80.459924][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000bcae580 RCX: 1ff400000021ff13 [ 80.460129][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae63c [ 80.460343][ T1729] RBP: ff11000008479000 R08: 1fe2200001795cc9 R09: ff1100000e3f5180 [ 80.460577][ T1729] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.460789][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008479000 [ 80.461006][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.461245][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.461425][ T1729] CR2: 000055f6a15ced5c CR3: 0000000005482005 CR4: 0000000000771ef0 [ 80.461648][ T1729] PKRU: 55555554 [ 80.461757][ T1729] Call Trace: [ 80.461862][ T1729] [ 80.461932][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.462069][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.462206][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.462310][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.462457][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.462636][ T1729] register_netdev (net/core/dev.c:11552) [ 80.462778][ T1729] sit_init_net (net/ipv6/sit.c:1860) [ 80.462919][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.463026][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.463130][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.463266][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.463410][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.463547][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.463689][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.463831][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.463970][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.464105][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.464241][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.464384][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.464540][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.464683][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.464825][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.464967][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.465101][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.465235][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.465377][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.465549][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.465696][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.466244][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.466464][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.466671][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.466881][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.467083][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.467284][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.472310][ T1729] ------------[ cut here ]------------ | [ 80.472487][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1729 | [ 80.472769][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.473228][ T1729] Tainted: [W]=WARN [ 80.473331][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.473509][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.473690][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.474211][ T1729] RSP: 0018:ffa00000010ffa78 EFLAGS: 00010286 [ 80.474397][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000c9b7c40 RCX: 1ff400000021ff15 [ 80.474609][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7cfc [ 80.474834][ T1729] RBP: ff110000057e9000 R08: 1fe2200001936fa1 R09: ff1100000e3f5180 [ 80.475038][ T1729] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.475243][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057e9000 [ 80.475455][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.475697][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.475876][ T1729] CR2: 000055f6a15ced5c CR3: 0000000005482005 CR4: 0000000000771ef0 [ 80.476084][ T1729] PKRU: 55555554 [ 80.476184][ T1729] Call Trace: [ 80.476285][ T1729] [ 80.476360][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.476498][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.476638][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.476766][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.476904][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.477074][ T1729] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.477211][ T1729] register_netdev (net/core/dev.c:11552) [ 80.477363][ T1729] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 80.477500][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.477611][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.477714][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.477857][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.477994][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.478131][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.478268][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.478412][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.478555][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.478698][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.478860][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.479020][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.479157][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.479309][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.479449][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.479589][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.479740][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.479882][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.480017][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.480188][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.480328][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.480829][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.481032][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.481232][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.481692][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.481898][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.482099][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.487436][ T1729] ------------[ cut here ]------------ | [ 80.487598][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1729 | [ 80.487870][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.488330][ T1729] Tainted: [W]=WARN [ 80.488440][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.488617][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.488798][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.489377][ T1729] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 80.489621][ T1729] RAX: 00000000ffffffa6 RBX: ff110000107818c0 RCX: 1ff400000021fee9 [ 80.489948][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078197c [ 80.490229][ T1729] RBP: ff110000098fc000 R08: 1fe22000020f0331 R09: ff1100000e3f5180 [ 80.490559][ T1729] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 80.490879][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098fc000 [ 80.491180][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 80.491574][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.491864][ T1729] CR2: 000055f6a15ced5c CR3: 0000000005482005 CR4: 0000000000771ef0 [ 80.492191][ T1729] PKRU: 55555554 [ 80.492362][ T1729] Call Trace: [ 80.492525][ T1729] [ 80.492637][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.492889][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.493112][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.493278][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.493607][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.493886][ T1729] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.494132][ T1729] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.494452][ T1729] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.494672][ T1729] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.494896][ T1729] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.495108][ T1729] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.495322][ T1729] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 80.495657][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.495830][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.495989][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.496213][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.496530][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.496792][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.497006][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.497226][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.497560][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.497779][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.498014][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.498240][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.498561][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.498786][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.499004][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.499220][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.499533][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.499750][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.499973][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.500252][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.500589][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.501475][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.501835][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.502084][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.502289][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.502549][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.502795][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.508581][ T1729] ------------[ cut here ]------------ | [ 80.508845][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1729 | [ 80.509270][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.509770][ T1729] Tainted: [W]=WARN [ 80.509870][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.510039][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.510210][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.510750][ T1729] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 80.510920][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000e24d700 RCX: 1ff400000021fee9 [ 80.511120][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24d7bc [ 80.511330][ T1729] RBP: ff11000008491000 R08: 1fe2200001c49af9 R09: ff1100000e3f5180 [ 80.511547][ T1729] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.511787][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008491000 [ 80.512042][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.512311][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.512572][ T1729] CR2: 000055f6c138a8d8 CR3: 0000000005482001 CR4: 0000000000771ef0 [ 80.512975][ T1729] PKRU: 55555554 [ 80.513172][ T1729] Call Trace: [ 80.513371][ T1729] [ 80.513510][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.513756][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.513913][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.514015][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.514244][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.514471][ T1729] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.514619][ T1729] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.514762][ T1729] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.514895][ T1729] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.515047][ T1729] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.515231][ T1729] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.515396][ T1729] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 80.515536][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.515658][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.515765][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.515899][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.516034][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.516167][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.516300][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.516458][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.516605][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.516883][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.517040][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.517174][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.517310][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.517469][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.517609][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.517749][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.517881][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.518043][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.518176][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.518340][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.518490][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.519046][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.519248][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.519790][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.520005][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.520212][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.520416][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.532804][ T1729] ------------[ cut here ]------------ | [ 80.533002][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1729 | [ 80.534013][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.534895][ T1729] Tainted: [W]=WARN [ 80.535092][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.535505][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.535784][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.536307][ T1729] RSP: 0018:ffa00000010ff918 EFLAGS: 00010286 [ 80.536741][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000e24c200 RCX: 1ff400000021fee9 [ 80.537082][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e24c2bc [ 80.537306][ T1729] RBP: ff1100000ebc1000 R08: 1fe2200001c49859 R09: ff1100000e3f5180 [ 80.537822][ T1729] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.538134][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebc1000 [ 80.538554][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.538911][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.539082][ T1729] CR2: 000055f6c138a8d8 CR3: 0000000005482001 CR4: 0000000000771ef0 [ 80.539512][ T1729] PKRU: 55555554 [ 80.539739][ T1729] Call Trace: [ 80.539894][ T1729] [ 80.539965][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.540100][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.540294][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.540588][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.540846][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.541082][ T1729] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.541280][ T1729] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 80.541639][ T1729] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 80.541944][ T1729] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 80.542099][ T1729] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 80.542308][ T1729] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 80.542526][ T1729] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 80.542688][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.542800][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.542903][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.543041][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.543178][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.543440][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.543615][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.543775][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.543912][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.544046][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.544180][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.544314][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.544545][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.544704][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.544877][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.545012][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.545147][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.545283][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.545426][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.545595][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.545744][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.546244][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.546484][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.546745][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.547020][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.547285][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.547506][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.553223][ T1729] ------------[ cut here ]------------ | [ 80.554420][ T1729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1729 | [ 80.555027][ T1729] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.555846][ T1729] Tainted: [W]=WARN [ 80.555976][ T1729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.556152][ T1729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.556331][ T1729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.556923][ T1729] RSP: 0018:ffa00000010ffa70 EFLAGS: 00010286 [ 80.557099][ T1729] RAX: 00000000ffffffa6 RBX: ff1100000999d1c0 RCX: 1ff400000021ff14 [ 80.557308][ T1729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000999d27c [ 80.557576][ T1729] RBP: ff1100000b5b4000 R08: 1fe2200001333a51 R09: ff1100000e3f5180 [ 80.557804][ T1729] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 80.558010][ T1729] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b5b4000 [ 80.558215][ T1729] FS: 00007fbf5fb34840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 80.558515][ T1729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.558702][ T1729] CR2: 000055f6c138a8d8 CR3: 0000000005482001 CR4: 0000000000771ef0 [ 80.558913][ T1729] PKRU: 55555554 [ 80.559014][ T1729] Call Trace: [ 80.559116][ T1729] [ 80.559187][ T1729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.559323][ T1729] ? notifier_call_chain (kernel/notifier.c:85) [ 80.559517][ T1729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.559631][ T1729] register_netdevice (net/core/dev.c:11488) [ 80.559792][ T1729] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 80.559966][ T1729] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.560103][ T1729] register_netdev (net/core/dev.c:11552) [ 80.560241][ T1729] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 80.560444][ T1729] ops_init (net/core/net_namespace.c:137) [ 80.560553][ T1729] setup_net (net/core/net_namespace.c:446) [ 80.560705][ T1729] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 80.560903][ T1729] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 80.561039][ T1729] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 80.561176][ T1729] copy_net_ns (net/core/net_namespace.c:579) [ 80.561314][ T1729] create_new_namespaces (kernel/nsproxy.c:132) [ 80.561528][ T1729] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 80.561699][ T1729] ksys_unshare (kernel/fork.c:3243) [ 80.561852][ T1729] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.561990][ T1729] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 80.562126][ T1729] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 80.562264][ T1729] ? __ia32_sys_open (fs/open.c:1374) [ 80.562469][ T1729] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 80.562625][ T1729] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 80.562767][ T1729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.562904][ T1729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.563041][ T1729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.563178][ T1729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.563410][ T1729] RIP: 0033:0x7fbf5fdf6bcb [ 80.563556][ T1729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 80.564138][ T1729] RSP: 002b:00007ffd5e80e3d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 80.564427][ T1729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf5fdf6bcb [ 80.564730][ T1729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 80.565023][ T1729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 80.565431][ T1729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5e810600 [ 80.565671][ T1729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5e812877 | [ 80.603047][ T1730] ------------[ cut here ]------------ | [ 80.603224][ T1730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1730 | [ 80.603513][ T1730] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.604230][ T1730] Tainted: [W]=WARN [ 80.604410][ T1730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.604697][ T1730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.604998][ T1730] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.605506][ T1730] RSP: 0018:ffa000000115ee30 EFLAGS: 00010286 [ 80.605687][ T1730] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff400000022bd8c [ 80.605901][ T1730] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 80.606111][ T1730] RBP: ff11000005289000 R08: 1fe2200001d3d821 R09: ff11000009895180 [ 80.606319][ T1730] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 80.606535][ T1730] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc2b188 [ 80.606758][ T1730] FS: 00007f2a6e36c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 80.607006][ T1730] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.607185][ T1730] CR2: 000000000042ebe0 CR3: 0000000009a68002 CR4: 0000000000771ef0 [ 80.607399][ T1730] PKRU: 55555554 [ 80.607509][ T1730] Call Trace: [ 80.607638][ T1730] [ 80.607723][ T1730] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.607868][ T1730] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.607975][ T1730] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 80.608152][ T1730] __dev_notify_flags (net/core/dev.c:9787) [ 80.608294][ T1730] ? netif_change_name (net/core/dev.c:1495) [ 80.608440][ T1730] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 80.608584][ T1730] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 80.608729][ T1730] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 80.608871][ T1730] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 80.609016][ T1730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.609162][ T1730] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 80.609304][ T1730] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 80.609450][ T1730] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 80.609596][ T1730] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 80.609744][ T1730] veth_newlink (drivers/net/veth.c:1871) [ 80.609887][ T1730] ? veth_poll_controller (drivers/net/veth.c:1470) [ 80.610027][ T1730] ? kasan_save_stack (mm/kasan/common.c:57) [ 80.610167][ T1730] ? kasan_save_track (mm/kasan/common.c:78) [ 80.610308][ T1730] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 80.610468][ T1730] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 80.610616][ T1730] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 80.610764][ T1730] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 80.610907][ T1730] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.611050][ T1730] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 80.611194][ T1730] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 80.611338][ T1730] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 80.611491][ T1730] ? __dev_get_by_name (net/core/dev.c:883) [ 80.611670][ T1730] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 80.611910][ T1730] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 80.612057][ T1730] rtnl_newlink (net/core/rtnetlink.c:4150) [ 80.612201][ T1730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.612341][ T1730] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.612489][ T1730] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.612634][ T1730] ? mark_usage (kernel/locking/lockdep.c:4674) [ 80.612783][ T1730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.612930][ T1730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.613071][ T1730] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.613213][ T1730] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 80.613359][ T1730] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.613499][ T1730] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.613643][ T1730] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.613793][ T1730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.613935][ T1730] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.614076][ T1730] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 80.614219][ T1730] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.614363][ T1730] ? netlink_ack (./include/linux/skbuff.h:2718) [ 80.614509][ T1730] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 80.614655][ T1730] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 80.614804][ T1730] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.614947][ T1730] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.615093][ T1730] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.615236][ T1730] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 80.615384][ T1730] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.615529][ T1730] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 80.615681][ T1730] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 80.615831][ T1730] ? copy_msghdr_from_user (net/socket.c:2635) [ 80.615972][ T1730] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 80.616150][ T1730] ? move_addr_to_kernel (net/socket.c:258) [ 80.616300][ T1730] ___sys_sendmsg (net/socket.c:2752) [ 80.616448][ T1730] ? copy_msghdr_from_user (net/socket.c:2603) [ 80.616600][ T1730] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.616794][ T1730] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 80.616936][ T1730] __sys_sendmsg (net/socket.c:2784) [ 80.617074][ T1730] ? __sys_sendmsg_sock (net/socket.c:2765) [ 80.617219][ T1730] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 80.617365][ T1730] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.617510][ T1730] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.617655][ T1730] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.617800][ T1730] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.617941][ T1730] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.618117][ T1730] RIP: 0033:0x7f2a6e5a608e [ 80.618262][ T1730] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 80.618779][ T1730] RSP: 002b:00007ffd01269e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 80.618990][ T1730] RAX: ffffffffffffffda RBX: 00007ffd0126a5b0 RCX: 00007f2a6e5a608e [ 80.619199][ T1730] RDX: 0000000000000000 RSI: 00007ffd01269eb0 RDI: 0000000000000005 [ 80.619418][ T1730] RBP: 00007ffd01269e10 R08: 0000000000000000 R09: 0000000000000000 [ 80.619631][ T1730] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d002 [ 80.619845][ T1730] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0126a570 | [ 80.631746][ T1730] ------------[ cut here ]------------ | [ 80.632033][ T1730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1730 | [ 80.632482][ T1730] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.633251][ T1730] Tainted: [W]=WARN [ 80.633450][ T1730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.633726][ T1730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.634027][ T1730] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.634858][ T1730] RSP: 0018:ffa000000115f1b0 EFLAGS: 00010286 [ 80.635128][ T1730] RAX: 00000000ffffffa6 RBX: ff1100000c57ae40 RCX: 1ff400000022bdfc [ 80.635460][ T1730] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57aefc [ 80.635795][ T1730] RBP: ff11000010751000 R08: 1fe22000018af5e1 R09: ff11000009895180 [ 80.636155][ T1730] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 80.636498][ T1730] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 80.636839][ T1730] FS: 00007f2a6e36c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 80.637252][ T1730] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.637551][ T1730] CR2: 000000000042ebe0 CR3: 0000000009a68002 CR4: 0000000000771ef0 [ 80.637927][ T1730] PKRU: 55555554 [ 80.638095][ T1730] Call Trace: [ 80.638261][ T1730] [ 80.638384][ T1730] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.638610][ T1730] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.638810][ T1730] __dev_notify_flags (net/core/dev.c:9787) [ 80.639042][ T1730] ? netif_change_name (net/core/dev.c:1495) [ 80.639265][ T1730] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 80.639497][ T1730] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 80.639712][ T1730] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 80.639941][ T1730] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 80.640194][ T1730] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 80.640417][ T1730] ? __dev_get_by_name (net/core/dev.c:883) [ 80.640635][ T1730] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 80.640873][ T1730] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 80.641097][ T1730] rtnl_newlink (net/core/rtnetlink.c:4150) [ 80.641585][ T1730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.641805][ T1730] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.642023][ T1730] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.642243][ T1730] ? mark_usage (kernel/locking/lockdep.c:4674) [ 80.642472][ T1730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.642696][ T1730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.642957][ T1730] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.643177][ T1730] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 80.643400][ T1730] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.643623][ T1730] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.643868][ T1730] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.644091][ T1730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.644301][ T1730] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.644535][ T1730] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 80.644783][ T1730] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.645007][ T1730] ? netlink_ack (./include/linux/skbuff.h:2718) [ 80.645237][ T1730] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 80.645460][ T1730] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 80.645712][ T1730] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.646147][ T1730] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.646428][ T1730] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.646669][ T1730] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 80.646900][ T1730] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.647194][ T1730] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 80.647339][ T1730] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 80.647513][ T1730] ? copy_msghdr_from_user (net/socket.c:2635) [ 80.647684][ T1730] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 80.647953][ T1730] ? move_addr_to_kernel (net/socket.c:258) [ 80.648099][ T1730] ___sys_sendmsg (net/socket.c:2752) [ 80.648238][ T1730] ? copy_msghdr_from_user (net/socket.c:2603) [ 80.648387][ T1730] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.648568][ T1730] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 80.648734][ T1730] __sys_sendmsg (net/socket.c:2784) [ 80.648872][ T1730] ? __sys_sendmsg_sock (net/socket.c:2765) [ 80.649143][ T1730] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 80.649288][ T1730] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.649432][ T1730] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.649575][ T1730] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.649908][ T1730] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.650045][ T1730] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.650216][ T1730] RIP: 0033:0x7f2a6e5a608e [ 80.650363][ T1730] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 80.650968][ T1730] RSP: 002b:00007ffd01269e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 80.651272][ T1730] RAX: ffffffffffffffda RBX: 00007ffd0126a5b0 RCX: 00007f2a6e5a608e [ 80.651484][ T1730] RDX: 0000000000000000 RSI: 00007ffd01269eb0 RDI: 0000000000000005 [ 80.651699][ T1730] RBP: 00007ffd01269e10 R08: 0000000000000000 R09: 0000000000000000 [ 80.652007][ T1730] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d002 [ 80.652214][ T1730] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0126a570 | [ 80.690465][ T1731] ------------[ cut here ]------------ | [ 80.690677][ T1731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1731 | [ 80.691010][ T1731] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.692233][ T1731] Tainted: [W]=WARN [ 80.692510][ T1731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.692846][ T1731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.693119][ T1731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.693689][ T1731] RSP: 0018:ffa000000116f020 EFLAGS: 00010286 [ 80.693927][ T1731] RAX: 00000000ffffffa6 RBX: ff1100000a1318c0 RCX: 1ff400000022ddca [ 80.694185][ T1731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13197c [ 80.694471][ T1731] RBP: ff11000010751000 R08: 1fe2200001426331 R09: ff11000009890b58 [ 80.694772][ T1731] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 80.695028][ T1731] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 80.695331][ T1731] FS: 00007f859f5d8840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.695782][ T1731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.696110][ T1731] CR2: 00000000072b2988 CR3: 00000000060a7003 CR4: 0000000000771ef0 [ 80.696507][ T1731] PKRU: 55555554 [ 80.696744][ T1731] Call Trace: [ 80.696960][ T1731] [ 80.697127][ T1731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.697423][ T1731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.697646][ T1731] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 80.697931][ T1731] __dev_notify_flags (net/core/dev.c:9787) [ 80.698207][ T1731] ? netif_change_name (net/core/dev.c:1495) [ 80.698452][ T1731] ? __dev_change_flags (net/core/dev.c:9752) [ 80.698660][ T1731] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 80.698860][ T1731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.699049][ T1731] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 80.699241][ T1731] netif_change_flags (net/core/dev.c:9820) [ 80.699525][ T1731] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 80.699788][ T1731] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 80.700063][ T1731] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 80.700425][ T1731] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 80.700738][ T1731] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 80.701005][ T1731] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.701265][ T1731] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 80.701464][ T1731] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 80.701676][ T1731] ? __kernel_text_address (kernel/extable.c:79) [ 80.701874][ T1731] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.702066][ T1731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.702253][ T1731] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 80.702457][ T1731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.702674][ T1731] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.702921][ T1731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.703111][ T1731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.703300][ T1731] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 80.703505][ T1731] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 80.703705][ T1731] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 80.703913][ T1731] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 80.704105][ T1731] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 80.704300][ T1731] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 80.704507][ T1731] rtnl_newlink (net/core/rtnetlink.c:4150) [ 80.704710][ T1731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.704905][ T1731] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.705095][ T1731] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.705282][ T1731] ? mark_usage (kernel/locking/lockdep.c:4674) [ 80.705483][ T1731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.705696][ T1731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.705896][ T1731] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.706084][ T1731] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.706274][ T1731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.706474][ T1731] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.706678][ T1731] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 80.706875][ T1731] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.707064][ T1731] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.707253][ T1731] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.707465][ T1731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.707666][ T1731] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.707865][ T1731] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 80.708053][ T1731] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.708243][ T1731] ? netlink_ack (./include/linux/skbuff.h:2718) [ 80.708452][ T1731] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 80.708651][ T1731] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 80.708872][ T1731] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.709064][ T1731] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.709251][ T1731] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.709456][ T1731] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 80.709664][ T1731] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.709864][ T1731] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 80.710056][ T1731] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 80.710247][ T1731] ? copy_msghdr_from_user (net/socket.c:2635) [ 80.710453][ T1731] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 80.710708][ T1731] ? move_addr_to_kernel (net/socket.c:258) [ 80.710908][ T1731] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 80.711100][ T1731] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.711290][ T1731] ___sys_sendmsg (net/socket.c:2752) [ 80.711493][ T1731] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 80.711790][ T1731] ? copy_msghdr_from_user (net/socket.c:2603) [ 80.712092][ T1731] __sys_sendmsg (net/socket.c:2784) [ 80.712382][ T1731] ? __sys_sendmsg_sock (net/socket.c:2765) [ 80.712653][ T1731] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 80.712999][ T1731] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 80.713273][ T1731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.713566][ T1731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.713832][ T1731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.714090][ T1731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.714382][ T1731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.714702][ T1731] RIP: 0033:0x7f859f81208e [ 80.714961][ T1731] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 80.715511][ T1731] RSP: 002b:00007ffdcd23b780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 80.715789][ T1731] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f859f81208e [ 80.716044][ T1731] RDX: 0000000000000000 RSI: 00007ffdcd23b830 RDI: 0000000000000005 [ 80.716301][ T1731] RBP: 00007ffdcd23b790 R08: 0000000000000000 R09: 0000000000000000 [ 80.716571][ T1731] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d002 [ 80.716849][ T1731] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd23bf00 | [ 80.759288][ T1732] ------------[ cut here ]------------ | [ 80.759507][ T1732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1732 | [ 80.759857][ T1732] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.760421][ T1732] Tainted: [W]=WARN [ 80.760578][ T1732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.760819][ T1732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.761050][ T1732] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.761598][ T1732] RSP: 0018:ffa000000116f020 EFLAGS: 00010286 [ 80.761835][ T1732] RAX: 00000000ffffffa6 RBX: ff1100000a130e40 RCX: 1ff400000022ddca [ 80.762087][ T1732] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a130efc [ 80.762340][ T1732] RBP: ff11000005289000 R08: 1fe22000014261e1 R09: ff1100000ffd5158 [ 80.762612][ T1732] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 80.762887][ T1732] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 80.763144][ T1732] FS: 00007f4297646840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.763537][ T1732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.763904][ T1732] CR2: 000000001b9e5988 CR3: 00000000060a7005 CR4: 0000000000771ef0 [ 80.764450][ T1732] PKRU: 55555554 [ 80.764830][ T1732] Call Trace: [ 80.765199][ T1732] [ 80.765528][ T1732] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.766004][ T1732] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.766382][ T1732] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 80.766746][ T1732] __dev_notify_flags (net/core/dev.c:9787) [ 80.767019][ T1732] ? netif_change_name (net/core/dev.c:1495) [ 80.767307][ T1732] ? __dev_change_flags (net/core/dev.c:9752) [ 80.767565][ T1732] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 80.767852][ T1732] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.768069][ T1732] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 80.768257][ T1732] netif_change_flags (net/core/dev.c:9820) [ 80.768462][ T1732] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 80.768664][ T1732] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 80.768866][ T1732] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 80.769059][ T1732] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 80.769285][ T1732] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 80.769488][ T1732] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.769687][ T1732] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 80.769883][ T1732] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 80.770073][ T1732] ? __kernel_text_address (kernel/extable.c:79) [ 80.770264][ T1732] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.770469][ T1732] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.770670][ T1732] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 80.770872][ T1732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.771063][ T1732] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 80.771254][ T1732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.771460][ T1732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.771678][ T1732] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 80.771879][ T1732] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 80.772069][ T1732] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 80.772259][ T1732] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 80.772466][ T1732] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 80.772690][ T1732] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 80.772911][ T1732] rtnl_newlink (net/core/rtnetlink.c:4150) [ 80.773104][ T1732] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.773291][ T1732] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.773502][ T1732] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.773705][ T1732] ? mark_usage (kernel/locking/lockdep.c:4674) [ 80.773905][ T1732] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.774102][ T1732] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.774291][ T1732] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.774501][ T1732] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.774704][ T1732] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.774907][ T1732] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 80.775099][ T1732] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 80.775293][ T1732] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.775497][ T1732] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.775712][ T1732] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.775915][ T1732] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.776103][ T1732] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.776295][ T1732] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 80.776502][ T1732] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.776709][ T1732] ? netlink_ack (./include/linux/skbuff.h:2718) [ 80.776920][ T1732] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 80.777109][ T1732] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 80.777304][ T1732] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.777513][ T1732] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.777715][ T1732] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.777952][ T1732] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 80.778224][ T1732] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.778525][ T1732] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 80.778812][ T1732] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 80.779089][ T1732] ? copy_msghdr_from_user (net/socket.c:2635) [ 80.779382][ T1732] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 80.779710][ T1732] ? move_addr_to_kernel (net/socket.c:258) [ 80.779998][ T1732] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 80.780275][ T1732] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.780577][ T1732] ___sys_sendmsg (net/socket.c:2752) [ 80.780858][ T1732] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 80.781164][ T1732] ? copy_msghdr_from_user (net/socket.c:2603) [ 80.781384][ T1732] __sys_sendmsg (net/socket.c:2784) [ 80.781578][ T1732] ? __sys_sendmsg_sock (net/socket.c:2765) [ 80.781790][ T1732] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 80.782019][ T1732] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 80.782214][ T1732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.782421][ T1732] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.782617][ T1732] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.782836][ T1732] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.783030][ T1732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.783254][ T1732] RIP: 0033:0x7f429788008e [ 80.783465][ T1732] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 80.784026][ T1732] RSP: 002b:00007ffc54c6ac20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 80.784286][ T1732] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f429788008e [ 80.784557][ T1732] RDX: 0000000000000000 RSI: 00007ffc54c6acd0 RDI: 0000000000000005 [ 80.784836][ T1732] RBP: 00007ffc54c6ac30 R08: 0000000000000000 R09: 0000000000000000 [ 80.785094][ T1732] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d002 [ 80.785367][ T1732] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc54c6b3a0 | [ 80.793785][ T221] ------------[ cut here ]------------ | [ 80.793999][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/221 | [ 80.794295][ T221] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.794893][ T221] Tainted: [W]=WARN [ 80.795039][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.795249][ T221] Workqueue: events_unbound linkwatch_event [ 80.795482][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.795736][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.796231][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 80.796464][ T221] RAX: 00000000ffffffa6 RBX: ff1100000c57b380 RCX: 1ff40000000c6f02 [ 80.796725][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b43c [ 80.796971][ T221] RBP: ff11000010751000 R08: 1fe22000018af689 R09: ff1100000a888ba8 [ 80.797311][ T221] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 80.797864][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 80.798305][ T221] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.798820][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.799214][ T221] CR2: 000000001b9e5988 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 80.799671][ T221] PKRU: 55555554 [ 80.799963][ T221] Call Trace: [ 80.800162][ T221] [ 80.800329][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.800574][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 80.800823][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.801027][ T221] netif_state_change (net/core/dev.c:1605) [ 80.801258][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.801534][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 80.801782][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 80.802011][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.802242][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 80.802489][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 80.802752][ T221] process_one_work (kernel/workqueue.c:3314) [ 80.802986][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 80.803211][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.803459][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 80.803749][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.803988][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 80.804216][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 80.804458][ T221] kthread (kernel/kthread.c:436) [ 80.804664][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 80.804932][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 80.805160][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 80.805405][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 80.805670][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 80.805910][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 80.806141][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.867166][ T1734] ------------[ cut here ]------------ | [ 80.867936][ T1734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1734 | [ 80.868431][ T1734] Modules linked in: vxlan ip6_gre ip_gre gre | [ 80.869269][ T1734] Tainted: [W]=WARN [ 80.869509][ T1734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.869851][ T1734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 80.870191][ T1734] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 80.870954][ T1734] RSP: 0018:ffa000000118f150 EFLAGS: 00010286 [ 80.871181][ T1734] RAX: 00000000ffffffa6 RBX: ff1100000c67e740 RCX: 1ff4000000231df0 [ 80.871455][ T1734] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e7fc [ 80.871748][ T1734] RBP: ff11000005289000 R08: 1fe22000018cfd01 R09: ff1100000fa05158 [ 80.872006][ T1734] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 80.872262][ T1734] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000787adc0 [ 80.872537][ T1734] FS: 00007ff0162da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 80.872852][ T1734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.873077][ T1734] CR2: 00007ff016641f6d CR3: 0000000005482004 CR4: 0000000000771ef0 [ 80.873341][ T1734] PKRU: 55555554 [ 80.873511][ T1734] Call Trace: [ 80.873679][ T1734] [ 80.873811][ T1734] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 80.874003][ T1734] ? notifier_call_chain (kernel/notifier.c:85) [ 80.874192][ T1734] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 80.874364][ T1734] netif_state_change (net/core/dev.c:1605) [ 80.874560][ T1734] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.874802][ T1734] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 80.875029][ T1734] linkwatch_sync_dev (net/core/link_watch.c:295) [ 80.875220][ T1734] rtnl_getlink (net/core/rtnetlink.c:4273) [ 80.875427][ T1734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.875620][ T1734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.875835][ T1734] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 80.876027][ T1734] ? mark_usage (kernel/locking/lockdep.c:4674) [ 80.876215][ T1734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.876419][ T1734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.876653][ T1734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.876881][ T1734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.877116][ T1734] ? mark_usage (kernel/locking/lockdep.c:4674) [ 80.877337][ T1734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.877551][ T1734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.877767][ T1734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.877961][ T1734] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 80.878154][ T1734] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 80.878360][ T1734] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 80.878548][ T1734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.878752][ T1734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.878946][ T1734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 80.879135][ T1734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 80.879329][ T1734] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 80.879534][ T1734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.879755][ T1734] ? netlink_ack (./include/linux/skbuff.h:2718) [ 80.879949][ T1734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 80.880138][ T1734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 80.880334][ T1734] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.880624][ T1734] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.880911][ T1734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 80.881183][ T1734] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 80.881476][ T1734] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 80.881766][ T1734] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 80.882044][ T1734] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 80.882319][ T1734] ? copy_msghdr_from_user (net/socket.c:2635) [ 80.882607][ T1734] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 80.882941][ T1734] ? move_addr_to_kernel (net/socket.c:258) [ 80.883222][ T1734] ___sys_sendmsg (net/socket.c:2752) [ 80.883488][ T1734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 80.883705][ T1734] ? copy_msghdr_from_user (net/socket.c:2603) [ 80.883918][ T1734] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 80.884111][ T1734] __sys_sendmsg (net/socket.c:2784) [ 80.884302][ T1734] ? __sys_sendmsg_sock (net/socket.c:2765) [ 80.884509][ T1734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.884747][ T1734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 80.884940][ T1734] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 80.885130][ T1734] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 80.885318][ T1734] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 80.885525][ T1734] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.885762][ T1734] RIP: 0033:0x7ff01651408e [ 80.885961][ T1734] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 80.886506][ T1734] RSP: 002b:00007ffcf4f41cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 80.886793][ T1734] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff01651408e [ 80.887054][ T1734] RDX: 0000000000000000 RSI: 00007ffcf4f41d70 RDI: 0000000000000006 [ 80.887323][ T1734] RBP: 00007ffcf4f41cd0 R08: 0000000000000000 R09: 0000000000000000 [ 80.887602][ T1734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d003 [ 80.887900][ T1734] R13: 00007ffcf4f41e20 R14: 000000000000000d R15: 00007ffcf4f4487a | [ 81.012567][ T1737] ------------[ cut here ]------------ | [ 81.012864][ T1737] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1737 | [ 81.013331][ T1737] Modules linked in: vxlan ip6_gre ip_gre gre | [ 81.014198][ T1737] Tainted: [W]=WARN [ 81.014406][ T1737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.014724][ T1737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 81.015038][ T1737] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 81.015935][ T1737] RSP: 0018:ffa00000011befd0 EFLAGS: 00010286 [ 81.016249][ T1737] RAX: 00000000ffffffa6 RBX: ff1100000d907c40 RCX: 1ff4000000237dc0 [ 81.016637][ T1737] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907cfc [ 81.016936][ T1737] RBP: ff1100001031a000 R08: 1fe2200001b20fa1 R09: ff1100000ffcd180 [ 81.017192][ T1737] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 81.017425][ T1737] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001031ae44 [ 81.017682][ T1737] FS: 00007f9b6e346840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 81.017950][ T1737] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.018162][ T1737] CR2: 00007f9b6e53f460 CR3: 0000000005482004 CR4: 0000000000771ef0 [ 81.018419][ T1737] PKRU: 55555554 [ 81.018533][ T1737] Call Trace: [ 81.018671][ T1737] [ 81.018756][ T1737] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 81.018907][ T1737] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 81.019074][ T1737] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 81.019184][ T1737] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 81.019343][ T1737] __dev_notify_flags (net/core/dev.c:9787) [ 81.019510][ T1737] ? notifier_call_chain (kernel/notifier.c:85) [ 81.019713][ T1737] ? netif_change_name (net/core/dev.c:1495) [ 81.019879][ T1737] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 81.020031][ T1737] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 81.020180][ T1737] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 81.020340][ T1737] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 81.020498][ T1737] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 81.020661][ T1737] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 81.020853][ T1737] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 81.021042][ T1737] ? nla_strscpy (lib/nlattr.c:795) [ 81.021236][ T1737] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 81.021488][ T1737] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 81.021741][ T1737] ? __dev_get_by_name (net/core/dev.c:883) [ 81.021961][ T1737] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 81.022170][ T1737] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 81.022399][ T1737] rtnl_newlink (net/core/rtnetlink.c:4150) [ 81.022632][ T1737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.022865][ T1737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.023117][ T1737] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.023362][ T1737] ? mark_usage (kernel/locking/lockdep.c:4674) [ 81.023614][ T1737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.023866][ T1737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.024115][ T1737] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.024360][ T1737] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 81.024623][ T1737] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.024864][ T1737] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.025100][ T1737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.025341][ T1737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.025583][ T1737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.025843][ T1737] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 81.026109][ T1737] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.026358][ T1737] ? netlink_ack (./include/linux/skbuff.h:2718) [ 81.026607][ T1737] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 81.026851][ T1737] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 81.027086][ T1737] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.027331][ T1737] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 81.027510][ T1737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.027693][ T1737] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 81.027893][ T1737] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 81.028042][ T1737] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 81.028219][ T1737] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 81.028373][ T1737] ? copy_msghdr_from_user (net/socket.c:2635) [ 81.028523][ T1737] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 81.028727][ T1737] ? move_addr_to_kernel (net/socket.c:258) [ 81.028878][ T1737] ___sys_sendmsg (net/socket.c:2752) [ 81.029051][ T1737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.029204][ T1737] ? copy_msghdr_from_user (net/socket.c:2603) [ 81.029364][ T1737] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 81.029516][ T1737] __sys_sendmsg (net/socket.c:2784) [ 81.029676][ T1737] ? __sys_sendmsg_sock (net/socket.c:2765) [ 81.029836][ T1737] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.029985][ T1737] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.030152][ T1737] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 81.030301][ T1737] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 81.030467][ T1737] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 81.030631][ T1737] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.030845][ T1737] RIP: 0033:0x7f9b6e58008e [ 81.031003][ T1737] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 81.031538][ T1737] RSP: 002b:00007fff11eeb0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 81.031815][ T1737] RAX: ffffffffffffffda RBX: 00007fff11eeb860 RCX: 00007f9b6e58008e [ 81.032037][ T1737] RDX: 0000000000000000 RSI: 00007fff11eeb160 RDI: 0000000000000005 [ 81.032276][ T1737] RBP: 00007fff11eeb0c0 R08: 0000000000000000 R09: 0000000000000000 [ 81.032516][ T1737] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d003 [ 81.032770][ T1737] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff11eeb830 | [ 81.070976][ T1738] ------------[ cut here ]------------ | [ 81.071231][ T1738] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1738 | [ 81.071599][ T1738] Modules linked in: vxlan ip6_gre ip_gre gre | [ 81.072209][ T1738] Tainted: [W]=WARN [ 81.072976][ T1738] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.073237][ T1738] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 81.073508][ T1738] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 81.074131][ T1738] RSP: 0018:ffa00000011cefd0 EFLAGS: 00010286 [ 81.074417][ T1738] RAX: 00000000ffffffa6 RBX: ff1100000c984ac0 RCX: 1ff4000000239dc0 [ 81.074708][ T1738] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984b7c [ 81.074988][ T1738] RBP: ff110000104a2000 R08: 1fe2200001930971 R09: ff1100000ffcae80 [ 81.075260][ T1738] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 81.075543][ T1738] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104a2e44 [ 81.075832][ T1738] FS: 00007f4a1a913840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 81.076140][ T1738] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.076392][ T1738] CR2: 00007f4a1ab0c460 CR3: 000000000e0d4001 CR4: 0000000000771ef0 [ 81.076699][ T1738] PKRU: 55555554 [ 81.076883][ T1738] Call Trace: [ 81.077049][ T1738] [ 81.077180][ T1738] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 81.077395][ T1738] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 81.077617][ T1738] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 81.077820][ T1738] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 81.078027][ T1738] __dev_notify_flags (net/core/dev.c:9787) [ 81.078228][ T1738] ? notifier_call_chain (kernel/notifier.c:85) [ 81.078472][ T1738] ? netif_change_name (net/core/dev.c:1495) [ 81.078695][ T1738] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 81.079052][ T1738] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 81.079256][ T1738] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 81.079478][ T1738] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 81.079713][ T1738] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 81.079926][ T1738] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 81.080133][ T1738] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 81.080369][ T1738] ? nla_strscpy (lib/nlattr.c:795) [ 81.080585][ T1738] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 81.080834][ T1738] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 81.081046][ T1738] ? __dev_get_by_name (net/core/dev.c:883) [ 81.081247][ T1738] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 81.081468][ T1738] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 81.081690][ T1738] rtnl_newlink (net/core/rtnetlink.c:4150) [ 81.081904][ T1738] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.082102][ T1738] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.082303][ T1738] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.082531][ T1738] ? mark_usage (kernel/locking/lockdep.c:4674) [ 81.082753][ T1738] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.082960][ T1738] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.083162][ T1738] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.083391][ T1738] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 81.083596][ T1738] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.083845][ T1738] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.084046][ T1738] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.084249][ T1738] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.084461][ T1738] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.084700][ T1738] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 81.084926][ T1738] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.085151][ T1738] ? netlink_ack (./include/linux/skbuff.h:2718) [ 81.085382][ T1738] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 81.085583][ T1738] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 81.085803][ T1738] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.086024][ T1738] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 81.086234][ T1738] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.086451][ T1738] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 81.086673][ T1738] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 81.086881][ T1738] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 81.087084][ T1738] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 81.087286][ T1738] ? copy_msghdr_from_user (net/socket.c:2635) [ 81.087500][ T1738] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 81.087764][ T1738] ? move_addr_to_kernel (net/socket.c:258) [ 81.087971][ T1738] ___sys_sendmsg (net/socket.c:2752) [ 81.088172][ T1738] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.088385][ T1738] ? copy_msghdr_from_user (net/socket.c:2603) [ 81.088604][ T1738] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 81.088841][ T1738] __sys_sendmsg (net/socket.c:2784) [ 81.089042][ T1738] ? __sys_sendmsg_sock (net/socket.c:2765) [ 81.089245][ T1738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.089473][ T1738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.089693][ T1738] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 81.089918][ T1738] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 81.090123][ T1738] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 81.090323][ T1738] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.090574][ T1738] RIP: 0033:0x7f4a1ab4d08e [ 81.090813][ T1738] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 81.091444][ T1738] RSP: 002b:00007ffcf21fa100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 81.091751][ T1738] RAX: ffffffffffffffda RBX: 00007ffcf21fa8b0 RCX: 00007f4a1ab4d08e [ 81.092037][ T1738] RDX: 0000000000000000 RSI: 00007ffcf21fa1b0 RDI: 0000000000000005 [ 81.092309][ T1738] RBP: 00007ffcf21fa110 R08: 0000000000000000 R09: 0000000000000000 [ 81.092595][ T1738] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d003 [ 81.092880][ T1738] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf21fa880 | [ 81.121390][ T1739] ------------[ cut here ]------------ | [ 81.121573][ T1739] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1739 | [ 81.121875][ T1739] Modules linked in: vxlan ip6_gre ip_gre gre | [ 81.122391][ T1739] Tainted: [W]=WARN [ 81.122495][ T1739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.122669][ T1739] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 81.122853][ T1739] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 81.123333][ T1739] RSP: 0018:ffa00000011df020 EFLAGS: 00010286 [ 81.123512][ T1739] RAX: 00000000ffffffa6 RBX: ff1100000d9071c0 RCX: 1ff400000023bdca [ 81.123731][ T1739] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90727c [ 81.123935][ T1739] RBP: ff1100001031a000 R08: 1fe2200001b20e51 R09: ff110000102d0b58 [ 81.124179][ T1739] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 81.125074][ T1739] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 81.125301][ T1739] FS: 00007f9b7094b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 81.125621][ T1739] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.125799][ T1739] CR2: 000000003f306988 CR3: 0000000005482006 CR4: 0000000000771ef0 [ 81.126030][ T1739] PKRU: 55555554 [ 81.126131][ T1739] Call Trace: [ 81.126232][ T1739] [ 81.126304][ T1739] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 81.126546][ T1739] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 81.126660][ T1739] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 81.126802][ T1739] __dev_notify_flags (net/core/dev.c:9787) [ 81.126939][ T1739] ? netif_change_name (net/core/dev.c:1495) [ 81.127074][ T1739] ? __dev_change_flags (net/core/dev.c:9752) [ 81.127243][ T1739] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 81.127382][ T1739] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.127522][ T1739] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 81.127663][ T1739] netif_change_flags (net/core/dev.c:9820) [ 81.127803][ T1739] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 81.127939][ T1739] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 81.128076][ T1739] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 81.128213][ T1739] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 81.128391][ T1739] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 81.128529][ T1739] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.128669][ T1739] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 81.129010][ T1739] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 81.130100][ T1739] ? __kernel_text_address (kernel/extable.c:79) [ 81.130237][ T1739] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.130382][ T1739] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.130520][ T1739] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 81.130660][ T1739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.130803][ T1739] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 81.130941][ T1739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.131098][ T1739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.131241][ T1739] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 81.131384][ T1739] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 81.131524][ T1739] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 81.131669][ T1739] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 81.131813][ T1739] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 81.131966][ T1739] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 81.132104][ T1739] rtnl_newlink (net/core/rtnetlink.c:4150) [ 81.132265][ T1739] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.132403][ T1739] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.132544][ T1739] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.132687][ T1739] ? mark_usage (kernel/locking/lockdep.c:4674) [ 81.132827][ T1739] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.132968][ T1739] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.133103][ T1739] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.133237][ T1739] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.133378][ T1739] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.133540][ T1739] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.133684][ T1739] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 81.133826][ T1739] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.133971][ T1739] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.134107][ T1739] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.134247][ T1739] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.134387][ T1739] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.134543][ T1739] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 81.134684][ T1739] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.134829][ T1739] ? netlink_ack (./include/linux/skbuff.h:2718) [ 81.134973][ T1739] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 81.135116][ T1739] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 81.135273][ T1739] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.135418][ T1739] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 81.135559][ T1739] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.135700][ T1739] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 81.135845][ T1739] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 81.135982][ T1739] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 81.136122][ T1739] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 81.136259][ T1739] ? copy_msghdr_from_user (net/socket.c:2635) [ 81.136400][ T1739] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 81.136594][ T1739] ? move_addr_to_kernel (net/socket.c:258) [ 81.136742][ T1739] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 81.136879][ T1739] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.137016][ T1739] ___sys_sendmsg (net/socket.c:2752) [ 81.137165][ T1739] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 81.137362][ T1739] ? copy_msghdr_from_user (net/socket.c:2603) [ 81.137510][ T1739] __sys_sendmsg (net/socket.c:2784) [ 81.137914][ T1739] ? __sys_sendmsg_sock (net/socket.c:2765) [ 81.138053][ T1739] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 81.138227][ T1739] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 81.138392][ T1739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.138538][ T1739] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 81.138761][ T1739] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 81.138959][ T1739] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 81.139170][ T1739] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.139432][ T1739] RIP: 0033:0x7f9b70b8508e [ 81.139672][ T1739] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 81.140442][ T1739] RSP: 002b:00007ffc1d8ceb00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 81.140783][ T1739] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9b70b8508e [ 81.141106][ T1739] RDX: 0000000000000000 RSI: 00007ffc1d8cebb0 RDI: 0000000000000005 [ 81.141620][ T1739] RBP: 00007ffc1d8ceb10 R08: 0000000000000000 R09: 0000000000000000 [ 81.141951][ T1739] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d003 [ 81.142295][ T1739] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1d8cf280 | [ 81.190945][ T1740] ------------[ cut here ]------------ | [ 81.191190][ T1740] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1740 | [ 81.191618][ T1740] Modules linked in: vxlan ip6_gre ip_gre gre | [ 81.192328][ T1740] Tainted: [W]=WARN [ 81.192497][ T1740] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.192771][ T1740] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 81.193058][ T1740] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 81.193839][ T1740] RSP: 0018:ffa00000011ef020 EFLAGS: 00010286 [ 81.194111][ T1740] RAX: 00000000ffffffa6 RBX: ff1100000d6be740 RCX: 1ff400000023ddca [ 81.194429][ T1740] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be7fc [ 81.194758][ T1740] RBP: ff110000104a2000 R08: 1fe2200001ad7d01 R09: ff110000102d2e58 [ 81.195077][ T1740] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 81.195398][ T1740] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 81.195716][ T1740] FS: 00007fb9055a0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 81.196097][ T1740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.196516][ T1740] CR2: 00007fb9058701a0 CR3: 0000000004c0e004 CR4: 0000000000771ef0 [ 81.196844][ T1740] PKRU: 55555554 [ 81.197004][ T1740] Call Trace: [ 81.197164][ T1740] [ 81.197280][ T1740] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 81.197664][ T1740] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 81.197836][ T1740] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 81.198050][ T1740] __dev_notify_flags (net/core/dev.c:9787) [ 81.198268][ T1740] ? netif_change_name (net/core/dev.c:1495) [ 81.198598][ T1740] ? __dev_change_flags (net/core/dev.c:9752) [ 81.198821][ T1740] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 81.199036][ T1740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.199252][ T1740] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 81.199605][ T1740] netif_change_flags (net/core/dev.c:9820) [ 81.199828][ T1740] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 81.200045][ T1740] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 81.200269][ T1740] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 81.200532][ T1740] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 81.200800][ T1740] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 81.201011][ T1740] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.201228][ T1740] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 81.201451][ T1740] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 81.201670][ T1740] ? __kernel_text_address (kernel/extable.c:79) [ 81.201894][ T1740] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.202112][ T1740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.202325][ T1740] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 81.202571][ T1740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.202821][ T1740] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 81.203032][ T1740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.203239][ T1740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.203469][ T1740] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 81.203683][ T1740] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 81.203895][ T1740] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 81.204108][ T1740] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 81.204317][ T1740] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 81.204547][ T1740] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 81.204766][ T1740] rtnl_newlink (net/core/rtnetlink.c:4150) [ 81.204977][ T1740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.205195][ T1740] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.205410][ T1740] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.205616][ T1740] ? mark_usage (kernel/locking/lockdep.c:4674) [ 81.205839][ T1740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.206059][ T1740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.206275][ T1740] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.206501][ T1740] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.206715][ T1740] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 81.206941][ T1740] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 81.207177][ T1740] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 81.207403][ T1740] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.207619][ T1740] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.207836][ T1740] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.208052][ T1740] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 81.208263][ T1740] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 81.208488][ T1740] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 81.208729][ T1740] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.208946][ T1740] ? netlink_ack (./include/linux/skbuff.h:2718) [ 81.209165][ T1740] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 81.209386][ T1740] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 81.209618][ T1740] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.209843][ T1740] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 81.210074][ T1740] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 81.210295][ T1740] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 81.210523][ T1740] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 81.210744][ T1740] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 81.210977][ T1740] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 81.211185][ T1740] ? copy_msghdr_from_user (net/socket.c:2635) [ 81.211412][ T1740] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 81.211668][ T1740] ? move_addr_to_kernel (net/socket.c:258) [ 81.211903][ T1740] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 81.212116][ T1740] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 81.212357][ T1740] ___sys_sendmsg (net/socket.c:2752) [ 81.212570][ T1740] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 81.212840][ T1740] ? copy_msghdr_from_user (net/socket.c:2603) [ 81.213078][ T1740] __sys_sendmsg (net/socket.c:2784) [ 81.213311][ T1740] ? __sys_sendmsg_sock (net/socket.c:2765) [ 81.213535][ T1740] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 81.213829][ T1740] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 81.214052][ T1740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 81.214293][ T1740] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 81.214523][ T1740] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 81.214745][ T1740] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 81.214957][ T1740] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.215218][ T1740] RIP: 0033:0x7fb9057da08e [ 81.215463][ T1740] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 81.216230][ T1740] RSP: 002b:00007ffc5817d020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 81.216578][ T1740] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb9057da08e [ 81.216894][ T1740] RDX: 0000000000000000 RSI: 00007ffc5817d0d0 RDI: 0000000000000005 [ 81.217207][ T1740] RBP: 00007ffc5817d030 R08: 0000000000000000 R09: 0000000000000000 [ 81.217540][ T1740] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d003 [ 81.217893][ T1740] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5817d7a0 | [ 82.643390][ T12] ------------[ cut here ]------------ | [ 82.643578][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 82.643860][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.644335][ T12] Tainted: [W]=WARN [ 82.644446][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.644626][ T12] Workqueue: netns cleanup_net [ 82.644773][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.644943][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.645418][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 82.645645][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6ae40 RCX: 1ff4000000018ec7 [ 82.645867][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6aefc [ 82.646063][ T12] RBP: ff110000104a2000 R08: 1fe220000194d5e1 R09: ff11000001aed1d0 [ 82.646272][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 82.646544][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 82.646767][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 82.646997][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.647160][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 82.647386][ T12] PKRU: 55555554 [ 82.647487][ T12] Call Trace: [ 82.647596][ T12] [ 82.647666][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.647806][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.647903][ T12] netif_close_many (net/core/dev.c:1804) [ 82.648036][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 82.648168][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 82.648331][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 82.648502][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 82.648645][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.648813][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.648944][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.649076][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.649205][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.649332][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.649468][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.649599][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.649735][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.649862][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.649994][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.650128][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.650255][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.650391][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.650522][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.650657][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.650798][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.650926][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.651066][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.651197][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.651324][ T12] kthread (kernel/kthread.c:436) [ 82.651425][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.651591][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.651720][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.651858][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.652019][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.652150][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.652278][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.654823][ T12] ------------[ cut here ]------------ | [ 82.654958][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 82.655222][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.655927][ T12] Tainted: [W]=WARN [ 82.656023][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.656180][ T12] Workqueue: netns cleanup_net [ 82.656311][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.656483][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.656962][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.657120][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b1c0 RCX: 1ff4000000018eed [ 82.657306][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b27c [ 82.657501][ T12] RBP: ff1100000b5b4000 R08: 1fe220000194d651 R09: ff11000001aed1d0 [ 82.657686][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 82.657909][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.658153][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 82.658406][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.658569][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 82.658774][ T12] PKRU: 55555554 [ 82.658867][ T12] Call Trace: [ 82.658960][ T12] [ 82.659027][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.659198][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.659359][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.659491][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.659625][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.659757][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.659883][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.660016][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.660145][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.660271][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.660406][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.660533][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.660666][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.660797][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.660924][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.661051][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.661179][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.661306][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.661439][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.661570][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.661700][ T12] kthread (kernel/kthread.c:436) [ 82.661801][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.661957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.662089][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.662215][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.662376][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.662503][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.662631][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.665126][ T12] ------------[ cut here ]------------ | [ 82.665256][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 82.665513][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.665979][ T12] Tainted: [W]=WARN [ 82.666076][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.666236][ T12] Workqueue: netns cleanup_net [ 82.666373][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.666542][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.667004][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.667168][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782e40 RCX: 1ff4000000018eed [ 82.667411][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782efc [ 82.667607][ T12] RBP: ff1100000ebc1000 R08: 1fe22000020f05e1 R09: ff11000001aed1d0 [ 82.667798][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 82.667985][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.668174][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 82.668439][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.668607][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 82.668799][ T12] PKRU: 55555554 [ 82.668893][ T12] Call Trace: [ 82.668986][ T12] [ 82.669052][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.669214][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.669421][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.669613][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.669745][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.669871][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.669997][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.670126][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.670254][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.670427][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.670559][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.670689][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.670821][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.670947][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.671072][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.671199][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.671328][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.671510][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.671653][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.671791][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.671918][ T12] kthread (kernel/kthread.c:436) [ 82.672013][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.672168][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.672298][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.672482][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.672798][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.672946][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.673073][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.677332][ T12] ------------[ cut here ]------------ | [ 82.677558][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.677954][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.678663][ T12] Tainted: [W]=WARN [ 82.678824][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.679070][ T12] Workqueue: netns cleanup_net [ 82.679275][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.679574][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.680281][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.680547][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f8c0 RCX: 1ff4000000018eed [ 82.680846][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f97c [ 82.681137][ T12] RBP: ff11000008491000 R08: 1fe2200001c43f31 R09: ff11000001aed1d0 [ 82.681442][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.681743][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.682038][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.682390][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.682640][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 82.682941][ T12] PKRU: 55555554 [ 82.683091][ T12] Call Trace: [ 82.683239][ T12] [ 82.683343][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.683613][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.683862][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.684058][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.684258][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.684466][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.684666][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.684871][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.685070][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.685263][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.685475][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.685673][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.685876][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.686077][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.686273][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.686485][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.686689][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.686887][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.687091][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.687294][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.687500][ T12] kthread (kernel/kthread.c:436) [ 82.687648][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.687897][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.688093][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.688287][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.688543][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.688743][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.688938][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.693485][ T12] ------------[ cut here ]------------ | [ 82.693682][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.694075][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.694790][ T12] Tainted: [W]=WARN [ 82.694940][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.695185][ T12] Workqueue: netns cleanup_net [ 82.695396][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.695651][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.696364][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.696611][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21e3c0 RCX: 1ff4000000018eed [ 82.696911][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21e47c [ 82.697198][ T12] RBP: ff110000098fc000 R08: 1fe2200001c43c91 R09: ff11000001aed1d0 [ 82.697500][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.697795][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.698088][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.698436][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.698682][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 82.698984][ T12] PKRU: 55555554 [ 82.699132][ T12] Call Trace: [ 82.699279][ T12] [ 82.699390][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.699645][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.699893][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.700090][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.700289][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.700493][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.700688][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.700889][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.701088][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.701282][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.701492][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.701690][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.701889][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.702087][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.702283][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.702491][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.702695][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.702895][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.703103][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.703305][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.703508][ T12] kthread (kernel/kthread.c:436) [ 82.703657][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.703906][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.704109][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.704309][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.704566][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.704776][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.704974][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.726234][ T12] ------------[ cut here ]------------ | [ 82.726452][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.726843][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.727560][ T12] Tainted: [W]=WARN [ 82.727709][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.727961][ T12] Workqueue: netns cleanup_net [ 82.728170][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.728434][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.729052][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.729211][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e21f380 RCX: 1ff4000000018eed [ 82.729402][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e21f43c [ 82.729598][ T12] RBP: ff110000057e9000 R08: 1fe2200001c43e89 R09: ff11000001aed1d0 [ 82.729793][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.729981][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.730168][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.730391][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.730552][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 82.730757][ T12] PKRU: 55555554 [ 82.730849][ T12] Call Trace: [ 82.730941][ T12] [ 82.731009][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.731168][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.731321][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.731449][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.731575][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.731706][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.731833][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.731958][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.732084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.732206][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.732333][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.732465][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.732595][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.732725][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.732862][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.732988][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.733116][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.733239][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.733373][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.733513][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.733641][ T12] kthread (kernel/kthread.c:436) [ 82.733739][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.733895][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.734020][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.734144][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.734300][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.734559][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.734686][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.737050][ T12] ------------[ cut here ]------------ | [ 82.737175][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.737423][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.737888][ T12] Tainted: [W]=WARN [ 82.737983][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.738143][ T12] Workqueue: netns cleanup_net [ 82.738278][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.738451][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.738930][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.739085][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186e40 RCX: 1ff4000000018eed [ 82.739269][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186efc [ 82.739460][ T12] RBP: ff11000008479000 R08: 1fe2200001430de1 R09: ff11000001aed1d0 [ 82.739652][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.739841][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.740026][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.740240][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.740397][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 82.740590][ T12] PKRU: 55555554 [ 82.740684][ T12] Call Trace: [ 82.740783][ T12] [ 82.740849][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.741007][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.741161][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.741285][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.741414][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.741538][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.741667][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.741799][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.741924][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.742046][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.742170][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.742293][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.742418][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.742543][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.742669][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.742797][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.742925][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.743046][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.743174][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.743300][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.743428][ T12] kthread (kernel/kthread.c:436) [ 82.743521][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.743680][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.743815][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.743940][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.744093][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.744218][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.744341][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.746660][ T12] ------------[ cut here ]------------ | [ 82.746791][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.747039][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.747562][ T12] Tainted: [W]=WARN [ 82.747657][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.747817][ T12] Workqueue: netns cleanup_net [ 82.747954][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.748200][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.748741][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.748896][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186040 RCX: 1ff4000000018eed [ 82.749080][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1860fc [ 82.749339][ T12] RBP: ff11000008d0c000 R08: 1fe2200001430c21 R09: ff11000001aed1d0 [ 82.749532][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.749717][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.749984][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.750199][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.750436][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 82.750624][ T12] PKRU: 55555554 [ 82.750717][ T12] Call Trace: [ 82.750816][ T12] [ 82.750884][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.751117][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.751268][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.751394][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.751598][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.751719][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.751856][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.751981][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.752179][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.752305][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.752436][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.752562][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.752768][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.752892][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.753013][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.753139][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.753340][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.753467][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.753598][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.753724][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.753924][ T12] kthread (kernel/kthread.c:436) [ 82.754016][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.754170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.754293][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.754420][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.754572][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.754702][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.754831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.757080][ T12] ------------[ cut here ]------------ | [ 82.757200][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.757518][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.758043][ T12] Tainted: [W]=WARN [ 82.758135][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.758286][ T12] Workqueue: netns cleanup_net [ 82.758418][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.758593][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.759039][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.759195][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6363c0 RCX: 1ff4000000018eed [ 82.759381][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63647c [ 82.759570][ T12] RBP: ff11000008ab9000 R08: 1fe22000016c6c91 R09: ff11000001aed1d0 [ 82.759838][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.760021][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.760204][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.760574][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.760735][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 82.760931][ T12] PKRU: 55555554 [ 82.761022][ T12] Call Trace: [ 82.761113][ T12] [ 82.761176][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.761331][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.761488][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.761622][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.761753][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.761874][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.761996][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.762120][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.762244][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.762371][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.762501][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.762636][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.762770][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.762895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.763019][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.763145][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.763270][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.763400][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.763530][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.763667][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.763796][ T12] kthread (kernel/kthread.c:436) [ 82.763891][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.764043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.764169][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.764294][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.764450][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.764574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.764705][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.767050][ T12] ------------[ cut here ]------------ | [ 82.767248][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.767949][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.768438][ T12] Tainted: [W]=WARN [ 82.768537][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.768696][ T12] Workqueue: netns cleanup_net [ 82.768828][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.768987][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.769480][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.769690][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637380 RCX: 1ff4000000018eed [ 82.769880][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63743c [ 82.770060][ T12] RBP: ff11000008e71000 R08: 1fe22000016c6e89 R09: ff11000001aed1d0 [ 82.770241][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.770474][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.770661][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.770880][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.771033][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 82.771218][ T12] PKRU: 55555554 [ 82.771308][ T12] Call Trace: [ 82.771449][ T12] [ 82.771513][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.771673][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.771829][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.771950][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.772076][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.772198][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.772325][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.772498][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.772626][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.772756][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.772883][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.773006][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.773131][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.773255][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.773427][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.773556][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.773690][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.773818][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.773947][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.774075][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.774200][ T12] kthread (kernel/kthread.c:436) [ 82.774292][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.774497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.774623][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.774750][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.774903][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.775026][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.775150][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.778000][ T12] ------------[ cut here ]------------ | [ 82.778141][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 82.778400][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.778855][ T12] Tainted: [W]=WARN [ 82.778948][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.779102][ T12] Workqueue: netns cleanup_net [ 82.779231][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.779401][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.779851][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 82.780006][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff4000000018eed [ 82.780189][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 82.780387][ T12] RBP: ff110000104a2000 R08: 1fe22000016c6f69 R09: ff11000001aed1d0 [ 82.780578][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 82.780774][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.780960][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 82.781172][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.781326][ T12] CR2: 00007ffe3b229cc8 CR3: 000000000786f001 CR4: 0000000000771ef0 [ 82.781514][ T12] PKRU: 55555554 [ 82.781611][ T12] Call Trace: [ 82.781702][ T12] [ 82.781774][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.781931][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.782082][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 82.782205][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 82.782330][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.782460][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 82.782595][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.782720][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 82.782849][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.782973][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.783098][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.783221][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.783342][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.783476][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.783604][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.783735][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.783863][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.783983][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.784109][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.784235][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.784360][ T12] kthread (kernel/kthread.c:436) [ 82.784455][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.784626][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.784754][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.784878][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.785030][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.785154][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.785282][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.802313][ T12] ------------[ cut here ]------------ | [ 82.802465][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 82.802736][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.803196][ T12] Tainted: [W]=WARN [ 82.803292][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.803461][ T12] Workqueue: netns cleanup_net [ 82.803599][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.803773][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.804230][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 82.804407][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6378c0 RCX: 1ff4000000018eaf [ 82.804611][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63797c [ 82.804809][ T12] RBP: ff11000005289000 R08: 1fe22000016c6f31 R09: ff11000001aed1d0 [ 82.805000][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 82.805192][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010751000 [ 82.805389][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 82.805619][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.805785][ T12] CR2: 000055f6c13c0a08 CR3: 000000000786f001 CR4: 0000000000771ef0 [ 82.805976][ T12] PKRU: 55555554 [ 82.806077][ T12] Call Trace: [ 82.806173][ T12] [ 82.806240][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.806376][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.806477][ T12] netif_close_many (net/core/dev.c:1804) [ 82.806614][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.806746][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.806874][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.807001][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 82.807130][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 82.807289][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 82.807457][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.807593][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.807755][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.807882][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.808010][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 82.808171][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 82.808302][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 82.808439][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 82.808570][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 82.808705][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 82.808837][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 82.808970][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.809095][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.809225][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.809360][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.809488][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.809624][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.809756][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.809884][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.810015][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.810142][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.810274][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.810412][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.810545][ T12] kthread (kernel/kthread.c:436) [ 82.810650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.810815][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.810943][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.811072][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.811233][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.811368][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.811496][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.813365][ T12] ------------[ cut here ]------------ | [ 82.813496][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 82.813757][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.814215][ T12] Tainted: [W]=WARN [ 82.814310][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.814994][ T12] Workqueue: netns cleanup_net [ 82.815131][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.815295][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.815821][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 82.815983][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636900 RCX: 1ff4000000018eaf [ 82.816224][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6369bc [ 82.816468][ T12] RBP: ff11000010751000 R08: 1fe22000016c6d39 R09: ff11000001aed1d0 [ 82.816674][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 82.816868][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 82.817075][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 82.817357][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.817524][ T12] CR2: 000055f6c13c0a08 CR3: 000000000786f001 CR4: 0000000000771ef0 [ 82.817722][ T12] PKRU: 55555554 [ 82.817826][ T12] Call Trace: [ 82.817923][ T12] [ 82.817990][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.818123][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 82.818257][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.818413][ T12] netif_close_many (net/core/dev.c:1804) [ 82.818546][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.818679][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.818817][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.818947][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 82.819077][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 82.819242][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 82.819460][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.819599][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.819763][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.819890][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.820018][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 82.820182][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 82.820311][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 82.820494][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 82.820630][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 82.820765][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 82.820894][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 82.821030][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.821158][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.821288][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.821485][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.821620][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.821753][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.821880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.822011][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.822145][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.822271][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.822459][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.828631][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.828792][ T12] kthread (kernel/kthread.c:436) [ 82.828889][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.829047][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.829179][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.829311][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.829551][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.829684][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.829830][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.839187][ T12] ------------[ cut here ]------------ | [ 82.839322][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.839872][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.840312][ T12] Tainted: [W]=WARN [ 82.840410][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.840566][ T12] Workqueue: netns cleanup_net [ 82.840702][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.840864][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.841305][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 82.841464][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26c80 RCX: 1ff4000000018ed5 [ 82.841651][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26d3c [ 82.841837][ T12] RBP: ff11000005289000 R08: 1fe22000017a4da9 R09: ff11000001aed1d0 [ 82.842018][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.842204][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.842395][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.842615][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.842771][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 82.842955][ T12] PKRU: 55555554 [ 82.843047][ T12] Call Trace: [ 82.843138][ T12] [ 82.843203][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.843363][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.843516][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.843643][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.843769][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 82.843924][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 82.844049][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 82.844171][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 82.844294][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 82.844424][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 82.844549][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.844675][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.844806][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.844935][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.845064][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.845188][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.845311][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.845442][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.845571][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.845698][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.845832][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.845961][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.846084][ T12] kthread (kernel/kthread.c:436) [ 82.846176][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.846326][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.846458][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.846587][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.846743][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.846869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.846991][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.849427][ T12] ------------[ cut here ]------------ | [ 82.849553][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.849798][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.850228][ T12] Tainted: [W]=WARN [ 82.850320][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.850487][ T12] Workqueue: netns cleanup_net [ 82.850636][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.850825][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.851258][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 82.851418][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26200 RCX: 1ff4000000018ed5 [ 82.851606][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd262bc [ 82.851798][ T12] RBP: ff11000010751000 R08: 1fe22000017a4c59 R09: ff11000001aed1d0 [ 82.851980][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.852160][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.852341][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.852563][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.852718][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 82.852908][ T12] PKRU: 55555554 [ 82.852999][ T12] Call Trace: [ 82.853090][ T12] [ 82.853154][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.853310][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.853472][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.853597][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.853720][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 82.853881][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 82.854009][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 82.854138][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 82.854259][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 82.854388][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 82.854514][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.854642][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.854777][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.854903][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.855024][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.855149][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.855270][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.855399][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.855528][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.855652][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.855786][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.855921][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.856044][ T12] kthread (kernel/kthread.c:436) [ 82.856137][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.856291][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.856418][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.856542][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.856702][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.856828][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.856951][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.859576][ T12] ------------[ cut here ]------------ | [ 82.859708][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 82.859952][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.860388][ T12] Tainted: [W]=WARN [ 82.860484][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.860645][ T12] Workqueue: netns cleanup_net [ 82.860775][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.860932][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.861377][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 82.861533][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fa80 RCX: 1ff4000000018ed5 [ 82.861717][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2fb3c [ 82.861905][ T12] RBP: ff1100000fdf9000 R08: 1fe2200001f65f69 R09: ff11000001aed1d0 [ 82.862089][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 82.862271][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 82.862467][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 82.862684][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.862841][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 82.863030][ T12] PKRU: 55555554 [ 82.863121][ T12] Call Trace: [ 82.863211][ T12] [ 82.863275][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 82.863435][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 82.863592][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 82.863715][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 82.863842][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 82.864000][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 82.864126][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 82.864249][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 82.864377][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 82.864503][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 82.864633][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 82.864759][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.864884][ T12] cleanup_net (net/core/net_namespace.c:702) [ 82.865007][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 82.865129][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 82.865252][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 82.865379][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 82.865504][ T12] process_one_work (kernel/workqueue.c:3314) [ 82.865632][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 82.865759][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 82.865887][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 82.866019][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 82.866146][ T12] kthread (kernel/kthread.c:436) [ 82.866238][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.866392][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.866515][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 82.866647][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 82.866802][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 82.866923][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 82.867046][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 82.891873][ T1772] ------------[ cut here ]------------ | [ 82.892062][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1772 | [ 82.892394][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.892965][ T1772] Tainted: [W]=WARN [ 82.893118][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.893337][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.893581][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.894129][ T1772] RSP: 0018:ffa0000000ebfa80 EFLAGS: 00010286 [ 82.894364][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000fbbf1c0 RCX: 1ff40000001d7f16 [ 82.894625][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf27c [ 82.894954][ T1772] RBP: ff11000012904000 R08: 1fe2200001f77e51 R09: ff1100000e9b0b80 [ 82.895209][ T1772] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 82.895488][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012904000 [ 82.895778][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 82.896104][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.896327][ T1772] CR2: 00007fe5dd0a9430 CR3: 000000000e179005 CR4: 0000000000771ef0 [ 82.896600][ T1772] PKRU: 55555554 [ 82.896765][ T1772] Call Trace: [ 82.896918][ T1772] [ 82.897042][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.897230][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 82.897431][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.897592][ T1772] register_netdevice (net/core/dev.c:11488) [ 82.897793][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 82.898016][ T1772] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 82.898204][ T1772] register_netdev (net/core/dev.c:11552) [ 82.898403][ T1772] loopback_net_init (drivers/net/loopback.c:218) [ 82.898597][ T1772] ops_init (net/core/net_namespace.c:137) [ 82.898766][ T1772] setup_net (net/core/net_namespace.c:446) [ 82.898924][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 82.899110][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 82.899299][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 82.899503][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 82.899706][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 82.899908][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 82.900099][ T1772] ksys_unshare (kernel/fork.c:3243) [ 82.900287][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 82.900492][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 82.900693][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 82.900892][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 82.901081][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 82.901268][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 82.901492][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 82.901709][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 82.901907][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 82.902098][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.902319][ T1772] RIP: 0033:0x7fe5dd164bcb [ 82.902528][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 82.903082][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 82.903359][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 82.903623][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 82.903886][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 82.904138][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 82.904402][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 82.909586][ T1772] ------------[ cut here ]------------ | [ 82.909780][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1772 | [ 82.910100][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.910684][ T1772] Tainted: [W]=WARN [ 82.910844][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.911062][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.911286][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.911848][ T1772] RSP: 0018:ffa0000000ebf918 EFLAGS: 00010286 [ 82.912069][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000b9e6c80 RCX: 1ff40000001d7ee9 [ 82.912319][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e6d3c [ 82.912591][ T1772] RBP: ff11000008499000 R08: 1fe220000173cda9 R09: ff1100000e9b0b80 [ 82.912856][ T1772] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 82.913108][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008499000 [ 82.913375][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 82.913679][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.913907][ T1772] CR2: 00007fe5dd0a9430 CR3: 000000000e179005 CR4: 0000000000771ef0 [ 82.914162][ T1772] PKRU: 55555554 [ 82.914314][ T1772] Call Trace: [ 82.914480][ T1772] [ 82.914607][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.914807][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 82.914996][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.915152][ T1772] register_netdevice (net/core/dev.c:11488) [ 82.915340][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 82.915576][ T1772] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 82.915782][ T1772] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 82.915971][ T1772] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 82.916158][ T1772] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 82.916365][ T1772] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 82.916555][ T1772] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 82.916762][ T1772] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 82.916967][ T1772] ops_init (net/core/net_namespace.c:137) [ 82.917123][ T1772] setup_net (net/core/net_namespace.c:446) [ 82.917277][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 82.917476][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 82.917677][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 82.917880][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 82.918067][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 82.918257][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 82.918459][ T1772] ksys_unshare (kernel/fork.c:3243) [ 82.918656][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 82.918848][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 82.919035][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 82.919227][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 82.919434][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 82.919630][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 82.919828][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 82.920018][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 82.920204][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 82.920415][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.920648][ T1772] RIP: 0033:0x7fe5dd164bcb [ 82.920853][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 82.921392][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 82.921657][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 82.921919][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 82.922171][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 82.922434][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 82.922699][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 82.927209][ T1772] ------------[ cut here ]------------ | [ 82.927954][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1772 | [ 82.928362][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.929048][ T1772] Tainted: [W]=WARN [ 82.929258][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.929551][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.929857][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.930471][ T1772] RSP: 0018:ffa0000000ebf8f8 EFLAGS: 00010286 [ 82.930773][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000a9aa900 RCX: 1ff40000001d7ee5 [ 82.931085][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa9bc [ 82.931414][ T1772] RBP: ff1100000fb19000 R08: 1fe2200001535539 R09: ff1100000e9b0b80 [ 82.931749][ T1772] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 82.932063][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb19000 [ 82.932392][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 82.932763][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.933044][ T1772] CR2: 00007fe5dd0a9430 CR3: 000000000e179005 CR4: 0000000000771ef0 [ 82.933371][ T1772] PKRU: 55555554 [ 82.933588][ T1772] Call Trace: [ 82.933815][ T1772] [ 82.933993][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.934240][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 82.934502][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.934735][ T1772] register_netdevice (net/core/dev.c:11488) [ 82.934982][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 82.935260][ T1772] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 82.935523][ T1772] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 82.935746][ T1772] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 82.935936][ T1772] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 82.936134][ T1772] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 82.936324][ T1772] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 82.936529][ T1772] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 82.936739][ T1772] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 82.936932][ T1772] vti_init_net (net/ipv4/ip_vti.c:517) [ 82.937123][ T1772] ops_init (net/core/net_namespace.c:137) [ 82.937280][ T1772] setup_net (net/core/net_namespace.c:446) [ 82.937451][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 82.937652][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 82.937847][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 82.938037][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 82.938229][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 82.938436][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 82.938639][ T1772] ksys_unshare (kernel/fork.c:3243) [ 82.938840][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 82.939033][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 82.939223][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 82.939430][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 82.939631][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 82.939829][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 82.940017][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 82.940205][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 82.940407][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 82.940604][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.940837][ T1772] RIP: 0033:0x7fe5dd164bcb [ 82.941030][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 82.941577][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 82.941859][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 82.942111][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 82.942380][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 82.942648][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 82.942915][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 82.948888][ T1772] ------------[ cut here ]------------ | [ 82.949038][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1772 | [ 82.949338][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.949824][ T1772] Tainted: [W]=WARN [ 82.949928][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.950095][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.950271][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.950772][ T1772] RSP: 0018:ffa0000000ebfa78 EFLAGS: 00010286 [ 82.950961][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000b9e7c40 RCX: 1ff40000001d7f15 [ 82.951161][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e7cfc [ 82.951384][ T1772] RBP: ff110000128c4000 R08: 1fe220000173cfa1 R09: ff1100000e9b0b80 [ 82.951596][ T1772] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 82.951807][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128c4000 [ 82.952009][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 82.952245][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.952425][ T1772] CR2: 000055f6c13c0a08 CR3: 000000000e179002 CR4: 0000000000771ef0 [ 82.952637][ T1772] PKRU: 55555554 [ 82.952744][ T1772] Call Trace: [ 82.952844][ T1772] [ 82.952913][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.953049][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 82.953183][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.953286][ T1772] register_netdevice (net/core/dev.c:11488) [ 82.953428][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 82.953598][ T1772] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.953741][ T1772] register_netdev (net/core/dev.c:11552) [ 82.953875][ T1772] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 82.954028][ T1772] ops_init (net/core/net_namespace.c:137) [ 82.954132][ T1772] setup_net (net/core/net_namespace.c:446) [ 82.954233][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 82.954384][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 82.954521][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 82.954673][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 82.954829][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 82.954965][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 82.955100][ T1772] ksys_unshare (kernel/fork.c:3243) [ 82.955234][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 82.955376][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 82.955512][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 82.955655][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 82.955794][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 82.955931][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 82.956065][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 82.956198][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 82.956362][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 82.956502][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.956673][ T1772] RIP: 0033:0x7fe5dd164bcb [ 82.956822][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 82.957295][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 82.957503][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 82.957710][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 82.957945][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 82.958147][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 82.958351][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 82.969897][ T1772] ------------[ cut here ]------------ | [ 82.970088][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1772 | [ 82.970385][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.971022][ T1772] Tainted: [W]=WARN [ 82.971188][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.971471][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.971754][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.972535][ T1772] RSP: 0018:ffa0000000ebfa68 EFLAGS: 00010286 [ 82.972806][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000b237700 RCX: 1ff40000001d7f13 [ 82.973115][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2377bc [ 82.973316][ T1772] RBP: ff1100000ed59000 R08: 1fe2200001646ef9 R09: ff1100000e9b0b80 [ 82.973525][ T1772] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 82.973735][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed59000 [ 82.973966][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 82.974201][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.974374][ T1772] CR2: 000055f6c13c0a08 CR3: 000000000e179002 CR4: 0000000000771ef0 [ 82.974596][ T1772] PKRU: 55555554 [ 82.974700][ T1772] Call Trace: [ 82.974804][ T1772] [ 82.974873][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.975008][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 82.975143][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.975283][ T1772] register_netdevice (net/core/dev.c:11488) [ 82.975444][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 82.976966][ T1772] register_netdev (net/core/dev.c:11552) [ 82.977100][ T1772] sit_init_net (net/ipv6/sit.c:1860) [ 82.977237][ T1772] ops_init (net/core/net_namespace.c:137) [ 82.977340][ T1772] setup_net (net/core/net_namespace.c:446) [ 82.977450][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 82.977590][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 82.977725][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 82.977865][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 82.977999][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 82.978137][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 82.978270][ T1772] ksys_unshare (kernel/fork.c:3243) [ 82.978431][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 82.978567][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 82.978705][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 82.978844][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 82.978992][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 82.979127][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 82.979260][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 82.979403][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 82.979540][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 82.979679][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.979857][ T1772] RIP: 0033:0x7fe5dd164bcb [ 82.979996][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 82.980482][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 82.980691][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 82.980911][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 82.981122][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 82.981322][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 82.981526][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 82.987129][ T1772] ------------[ cut here ]------------ | [ 82.987300][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1772 | [ 82.987573][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 82.988055][ T1772] Tainted: [W]=WARN [ 82.988162][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.988330][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 82.988512][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 82.989001][ T1772] RSP: 0018:ffa0000000ebfa78 EFLAGS: 00010286 [ 82.989170][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000a212900 RCX: 1ff40000001d7f15 [ 82.989376][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2129bc [ 82.989578][ T1772] RBP: ff1100000eaa9000 R08: 1fe2200001442539 R09: ff1100000e9b0b80 [ 82.989793][ T1772] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 82.989998][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaa9000 [ 82.990206][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 82.990444][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.990617][ T1772] CR2: 000055f6c13c0a08 CR3: 000000000e179002 CR4: 0000000000771ef0 [ 82.990827][ T1772] PKRU: 55555554 [ 82.990944][ T1772] Call Trace: [ 82.991046][ T1772] [ 82.991116][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 82.991249][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 82.991387][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 82.991489][ T1772] register_netdevice (net/core/dev.c:11488) [ 82.991627][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 82.991797][ T1772] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 82.991949][ T1772] register_netdev (net/core/dev.c:11552) [ 82.992082][ T1772] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 82.992216][ T1772] ops_init (net/core/net_namespace.c:137) [ 82.992318][ T1772] setup_net (net/core/net_namespace.c:446) [ 82.992425][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 82.992560][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 82.992694][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 82.992837][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 82.992971][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 82.993108][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 82.993242][ T1772] ksys_unshare (kernel/fork.c:3243) [ 82.993438][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 82.993586][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 82.993723][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 82.993876][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 82.994012][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 82.994143][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 82.994276][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 82.994485][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 82.994652][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 82.994791][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.994955][ T1772] RIP: 0033:0x7fe5dd164bcb [ 82.995094][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 82.996769][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 82.996975][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 82.997439][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 82.997673][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 82.997877][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 82.998077][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 83.002762][ T1772] ------------[ cut here ]------------ | [ 83.002916][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1772 | [ 83.003212][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.003677][ T1772] Tainted: [W]=WARN [ 83.003785][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.003964][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.004174][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.004669][ T1772] RSP: 0018:ffa0000000ebf918 EFLAGS: 00010286 [ 83.004845][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000bcaf8c0 RCX: 1ff40000001d7ee9 [ 83.005078][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf97c [ 83.005284][ T1772] RBP: ff1100000e04c000 R08: 1fe2200001795f31 R09: ff1100000e9b0b80 [ 83.005518][ T1772] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 83.005721][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 83.006010][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.006245][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.006419][ T1772] CR2: 000055f6c13c0a08 CR3: 000000000e179002 CR4: 0000000000771ef0 [ 83.006651][ T1772] PKRU: 55555554 [ 83.006998][ T1772] Call Trace: [ 83.007098][ T1772] [ 83.007167][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.007301][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 83.007443][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.007545][ T1772] register_netdevice (net/core/dev.c:11488) [ 83.007684][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.007856][ T1772] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.008013][ T1772] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.008148][ T1772] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.008283][ T1772] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.008432][ T1772] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.008568][ T1772] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.008707][ T1772] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 83.008878][ T1772] ops_init (net/core/net_namespace.c:137) [ 83.008982][ T1772] setup_net (net/core/net_namespace.c:446) [ 83.009083][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.009216][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.009356][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.009491][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 83.009630][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 83.009773][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.009907][ T1772] ksys_unshare (kernel/fork.c:3243) [ 83.010039][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.010172][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.010308][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.010452][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 83.011499][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.011642][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.011835][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.011968][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.012100][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.012240][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.012414][ T1772] RIP: 0033:0x7fe5dd164bcb [ 83.012556][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.013262][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 83.013472][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 83.013676][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.013880][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.014109][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 83.014305][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 83.027200][ T1772] ------------[ cut here ]------------ | [ 83.028370][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1772 | [ 83.028667][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.029145][ T1772] Tainted: [W]=WARN [ 83.029245][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.029417][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.029596][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.030102][ T1772] RSP: 0018:ffa0000000ebf918 EFLAGS: 00010286 [ 83.030269][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000a213e00 RCX: 1ff40000001d7ee9 [ 83.030474][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a213ebc [ 83.030694][ T1772] RBP: ff110000100fc000 R08: 1fe22000014427d9 R09: ff1100000e9b0b80 [ 83.030900][ T1772] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 83.031123][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100fc000 [ 83.031322][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.031568][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.031745][ T1772] CR2: 000055f6c13c0a08 CR3: 000000000e179002 CR4: 0000000000771ef0 [ 83.031946][ T1772] PKRU: 55555554 [ 83.032046][ T1772] Call Trace: [ 83.032146][ T1772] [ 83.032215][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.032374][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 83.032550][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.032657][ T1772] register_netdevice (net/core/dev.c:11488) [ 83.032822][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.032985][ T1772] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.033119][ T1772] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.033250][ T1772] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.033388][ T1772] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.033532][ T1772] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.033673][ T1772] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.033812][ T1772] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 83.033947][ T1772] ops_init (net/core/net_namespace.c:137) [ 83.034066][ T1772] setup_net (net/core/net_namespace.c:446) [ 83.034181][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.034315][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.034453][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.034601][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 83.034741][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 83.034877][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.035010][ T1772] ksys_unshare (kernel/fork.c:3243) [ 83.035154][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.035288][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.035426][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.035560][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 83.035700][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.035836][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.035968][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.036101][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.036233][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.036371][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.036539][ T1772] RIP: 0033:0x7fe5dd164bcb [ 83.036683][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.037196][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 83.037397][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 83.037600][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.037832][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.038031][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 83.038231][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 83.043247][ T1772] ------------[ cut here ]------------ | [ 83.043409][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1772 | [ 83.043683][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.044203][ T1772] Tainted: [W]=WARN [ 83.044304][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.044482][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.044820][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.045307][ T1772] RSP: 0018:ffa0000000ebf918 EFLAGS: 00010286 [ 83.045482][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000c9b6580 RCX: 1ff40000001d7ee9 [ 83.045688][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b663c [ 83.045932][ T1772] RBP: ff1100000dbfc000 R08: 1fe2200001936cc9 R09: ff1100000e9b0b80 [ 83.046141][ T1772] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 83.046360][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbfc000 [ 83.046563][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.046825][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.046993][ T1772] CR2: 000055f6c13c0a08 CR3: 000000000e179002 CR4: 0000000000771ef0 [ 83.047197][ T1772] PKRU: 55555554 [ 83.047295][ T1772] Call Trace: [ 83.047398][ T1772] [ 83.047471][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.047610][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 83.047752][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.047856][ T1772] register_netdevice (net/core/dev.c:11488) [ 83.047993][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.048195][ T1772] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.048334][ T1772] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.048475][ T1772] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.048621][ T1772] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.048778][ T1772] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.048913][ T1772] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.049048][ T1772] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 83.049195][ T1772] ops_init (net/core/net_namespace.c:137) [ 83.049297][ T1772] setup_net (net/core/net_namespace.c:446) [ 83.049404][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.049549][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.049689][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.049830][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 83.049965][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 83.050101][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.050235][ T1772] ksys_unshare (kernel/fork.c:3243) [ 83.050372][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.050506][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.050659][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.050800][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 83.050937][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.051083][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.051219][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.051366][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.051501][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.051650][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.051845][ T1772] RIP: 0033:0x7fe5dd164bcb [ 83.051985][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.052472][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 83.052685][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 83.052892][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.053122][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.053326][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 83.053531][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 83.059664][ T1772] ------------[ cut here ]------------ | [ 83.059862][ T1772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1772 | [ 83.060137][ T1772] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.060628][ T1772] Tainted: [W]=WARN [ 83.060737][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.060906][ T1772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.061115][ T1772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.061610][ T1772] RSP: 0018:ffa0000000ebfa70 EFLAGS: 00010286 [ 83.061789][ T1772] RAX: 00000000ffffffa6 RBX: ff1100000bd838c0 RCX: 1ff40000001d7f14 [ 83.062017][ T1772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8397c [ 83.062218][ T1772] RBP: ff1100000ec01000 R08: 1fe22000017b0731 R09: ff1100000e9b0b80 [ 83.062435][ T1772] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 83.062644][ T1772] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec01000 [ 83.062865][ T1772] FS: 00007fe5dcea2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.063102][ T1772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.063327][ T1772] CR2: 000055f6c13c0a08 CR3: 000000000e179002 CR4: 0000000000771ef0 [ 83.063542][ T1772] PKRU: 55555554 [ 83.063647][ T1772] Call Trace: [ 83.063755][ T1772] [ 83.063832][ T1772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.063985][ T1772] ? notifier_call_chain (kernel/notifier.c:85) [ 83.064125][ T1772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.064232][ T1772] register_netdevice (net/core/dev.c:11488) [ 83.064375][ T1772] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.064573][ T1772] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.064719][ T1772] register_netdev (net/core/dev.c:11552) [ 83.064866][ T1772] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 83.065004][ T1772] ops_init (net/core/net_namespace.c:137) [ 83.065109][ T1772] setup_net (net/core/net_namespace.c:446) [ 83.065214][ T1772] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.065433][ T1772] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.065572][ T1772] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.065718][ T1772] copy_net_ns (net/core/net_namespace.c:579) [ 83.065858][ T1772] create_new_namespaces (kernel/nsproxy.c:132) [ 83.065997][ T1772] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.066135][ T1772] ksys_unshare (kernel/fork.c:3243) [ 83.066273][ T1772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.066469][ T1772] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.066611][ T1772] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.066754][ T1772] ? __ia32_sys_open (fs/open.c:1374) [ 83.066892][ T1772] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.067272][ T1772] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.067488][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.067653][ T1772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.067826][ T1772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.067963][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.068131][ T1772] RIP: 0033:0x7fe5dd164bcb [ 83.068271][ T1772] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.068844][ T1772] RSP: 002b:00007ffd38cf7b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 83.069051][ T1772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe5dd164bcb [ 83.069256][ T1772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.069518][ T1772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.069741][ T1772] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd38cf9db0 [ 83.069951][ T1772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd38cfa877 | [ 83.107026][ T1773] ------------[ cut here ]------------ | [ 83.107347][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1773 | [ 83.107874][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.108771][ T1773] Tainted: [W]=WARN [ 83.108981][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.109296][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.109642][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.110465][ T1773] RSP: 0018:ffa0000000fdfa80 EFLAGS: 00010286 [ 83.110816][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000a9aa200 RCX: 1ff40000001fbf16 [ 83.111182][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa2bc [ 83.111567][ T1773] RBP: ff11000004ebc000 R08: 1fe2200001535459 R09: ff1100000e9b2e80 [ 83.111966][ T1773] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 83.112332][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ebc000 [ 83.112714][ T1773] FS: 00007f446e071840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 83.113185][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.113518][ T1773] CR2: 000055f6a15ced5c CR3: 0000000012a68001 CR4: 0000000000771ef0 [ 83.113892][ T1773] PKRU: 55555554 [ 83.114128][ T1773] Call Trace: [ 83.114341][ T1773] [ 83.114524][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.114798][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.115061][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.115278][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.115581][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.115927][ T1773] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.116197][ T1773] register_netdev (net/core/dev.c:11552) [ 83.116479][ T1773] loopback_net_init (drivers/net/loopback.c:218) [ 83.116775][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.116992][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.117207][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.117510][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.117782][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.118063][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.118333][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.118624][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.118926][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.119186][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.119482][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.119759][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.120024][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.120317][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.120599][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.120891][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.121157][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.121435][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.121726][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.122053][ T1773] RIP: 0033:0x7f446e333bcb [ 83.122323][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.123161][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.123544][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.123925][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.124323][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.124715][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.125096][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.156816][ T1773] ------------[ cut here ]------------ | [ 83.157127][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1773 | [ 83.157616][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.158498][ T1773] Tainted: [W]=WARN [ 83.158713][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.159044][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.159391][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.160267][ T1773] RSP: 0018:ffa0000000fdf918 EFLAGS: 00010286 [ 83.160609][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000fbbf700 RCX: 1ff40000001fbee9 [ 83.160995][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf7bc [ 83.161386][ T1773] RBP: ff1100000fe61000 R08: 1fe2200001f77ef9 R09: ff1100000e9b2e80 [ 83.161749][ T1773] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 83.162001][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe61000 [ 83.162257][ T1773] FS: 00007f446e071840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 83.162561][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.162844][ T1773] CR2: 000055f6a15ced5c CR3: 0000000012a68001 CR4: 0000000000771ef0 [ 83.163097][ T1773] PKRU: 55555554 [ 83.163247][ T1773] Call Trace: [ 83.163412][ T1773] [ 83.163533][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.163740][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.163929][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.164086][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.164272][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.164501][ T1773] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.164701][ T1773] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.164937][ T1773] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.165122][ T1773] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.165311][ T1773] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.165509][ T1773] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.165708][ T1773] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 83.165924][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.166081][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.166237][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.166434][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.166632][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.166836][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.167025][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.167211][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.167437][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.167631][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.167838][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.168023][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.168210][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.168407][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.168597][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.168795][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.168981][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.169167][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.169371][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.169592][ T1773] RIP: 0033:0x7f446e333bcb [ 83.169800][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.170374][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.170635][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.170903][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.171153][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.171416][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.171680][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.176680][ T1773] ------------[ cut here ]------------ | [ 83.176887][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1773 | [ 83.177211][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.177847][ T1773] Tainted: [W]=WARN [ 83.178000][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.178223][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.178470][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.179034][ T1773] RSP: 0018:ffa0000000fdf8f8 EFLAGS: 00010286 [ 83.179260][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000ce33700 RCX: 1ff40000001fbee5 [ 83.179529][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce337bc [ 83.179803][ T1773] RBP: ff11000006259000 R08: 1fe22000019c66f9 R09: ff1100000e9b2e80 [ 83.180056][ T1773] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 83.180313][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006259000 [ 83.180585][ T1773] FS: 00007f446e071840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 83.180894][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.181117][ T1773] CR2: 000055f6a15ced5c CR3: 0000000012a68001 CR4: 0000000000771ef0 [ 83.181389][ T1773] PKRU: 55555554 [ 83.181544][ T1773] Call Trace: [ 83.181708][ T1773] [ 83.181839][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.182030][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.182218][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.182388][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.182613][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.182893][ T1773] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.183109][ T1773] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.183303][ T1773] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.183505][ T1773] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.183707][ T1773] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.183907][ T1773] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.184130][ T1773] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 83.184324][ T1773] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 83.184531][ T1773] vti_init_net (net/ipv4/ip_vti.c:517) [ 83.184743][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.184909][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.185065][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.185251][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.185468][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.185675][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.185882][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.186073][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.186264][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.186467][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.186675][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.186871][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.187063][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.187251][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.187451][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.187650][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.187846][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.188032][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.188254][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.188492][ T1773] RIP: 0033:0x7f446e333bcb [ 83.188702][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.189238][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.189536][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.189813][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.190072][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.190324][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.190612][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.195499][ T1773] ------------[ cut here ]------------ | [ 83.195721][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1773 | [ 83.196049][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.197563][ T1773] Tainted: [W]=WARN [ 83.197726][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.197956][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.198182][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.198745][ T1773] RSP: 0018:ffa0000000fdfa78 EFLAGS: 00010286 [ 83.198969][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000db77e00 RCX: 1ff40000001fbf15 [ 83.199221][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db77ebc [ 83.199491][ T1773] RBP: ff11000010024000 R08: 1fe2200001b6efd9 R09: ff1100000e9b2e80 [ 83.199780][ T1773] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 83.200037][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010024000 [ 83.200294][ T1773] FS: 00007f446e071840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 83.201536][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.201781][ T1773] CR2: 000055f6a15ced5c CR3: 0000000012a68001 CR4: 0000000000771ef0 [ 83.202039][ T1773] PKRU: 55555554 [ 83.202193][ T1773] Call Trace: [ 83.202360][ T1773] [ 83.202482][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.202681][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.202883][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.203039][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.203229][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.203481][ T1773] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.203687][ T1773] register_netdev (net/core/dev.c:11552) [ 83.203897][ T1773] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 83.204086][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.204248][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.205268][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.205467][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.205670][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.205869][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.206059][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.206253][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.206461][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.206662][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.206856][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.207043][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.207232][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.207437][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.207630][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.207845][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.208302][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.208504][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.208710][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.208940][ T1773] RIP: 0033:0x7f446e333bcb [ 83.209150][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.209708][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.209970][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.210223][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.210492][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.210790][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.211042][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.216296][ T1773] ------------[ cut here ]------------ | [ 83.216516][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1773 | [ 83.216857][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.217419][ T1773] Tainted: [W]=WARN [ 83.217579][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.217814][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.218041][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.219161][ T1773] RSP: 0018:ffa0000000fdfa68 EFLAGS: 00010286 [ 83.219401][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000db77000 RCX: 1ff40000001fbf13 [ 83.219675][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db770bc [ 83.219937][ T1773] RBP: ff110000097a4000 R08: 1fe2200001b6ee19 R09: ff1100000e9b2e80 [ 83.220201][ T1773] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 83.220470][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097a4000 [ 83.220752][ T1773] FS: 00007f446e071840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 83.221040][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.221260][ T1773] CR2: 000055f6a15ced5c CR3: 0000000012a68001 CR4: 0000000000771ef0 [ 83.221530][ T1773] PKRU: 55555554 [ 83.221694][ T1773] Call Trace: [ 83.221880][ T1773] [ 83.222002][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.222190][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.222388][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.222544][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.222749][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.222976][ T1773] register_netdev (net/core/dev.c:11552) [ 83.223164][ T1773] sit_init_net (net/ipv6/sit.c:1860) [ 83.223366][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.223521][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.223685][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.223877][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.224063][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.224255][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.224483][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.224700][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.224899][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.225085][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.225270][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.225468][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.225671][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.225870][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.226056][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.226240][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.226440][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.226636][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.226832][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.227050][ T1773] RIP: 0033:0x7f446e333bcb [ 83.227248][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.227862][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.228128][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.228394][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.228663][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.228922][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.229173][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.234233][ T1773] ------------[ cut here ]------------ | [ 83.234441][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1773 | [ 83.234781][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.235335][ T1773] Tainted: [W]=WARN [ 83.235503][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.235767][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.235996][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.236551][ T1773] RSP: 0018:ffa0000000fdfa78 EFLAGS: 00010286 [ 83.236805][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000edc8040 RCX: 1ff40000001fbf15 [ 83.237065][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc80fc [ 83.237323][ T1773] RBP: ff1100000bf21000 R08: 1fe2200001db9021 R09: ff1100000e9b2e80 [ 83.237608][ T1773] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 83.237869][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf21000 [ 83.238123][ T1773] FS: 00007f446e071840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 83.238428][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.238668][ T1773] CR2: 000055f6a15ced5c CR3: 0000000012a68001 CR4: 0000000000771ef0 [ 83.238931][ T1773] PKRU: 55555554 [ 83.239082][ T1773] Call Trace: [ 83.239233][ T1773] [ 83.239367][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.239556][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.239759][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.239916][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.240103][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.240322][ T1773] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.240526][ T1773] register_netdev (net/core/dev.c:11552) [ 83.240723][ T1773] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 83.240918][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.241112][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.241266][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.241465][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.241681][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.241877][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.242068][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.242258][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.242480][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.242694][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.242884][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.243071][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.243258][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.243481][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.243679][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.243873][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.244063][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.244248][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.244475][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.244712][ T1773] RIP: 0033:0x7f446e333bcb [ 83.244927][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.245761][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.246014][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.246264][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.246529][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.246974][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.247224][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.253269][ T1773] ------------[ cut here ]------------ | [ 83.253480][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1773 | [ 83.253833][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.254402][ T1773] Tainted: [W]=WARN [ 83.254556][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.254825][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.255050][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.255616][ T1773] RSP: 0018:ffa0000000fdf918 EFLAGS: 00010286 [ 83.255845][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000ff5aac0 RCX: 1ff40000001fbee9 [ 83.256094][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5ab7c [ 83.256343][ T1773] RBP: ff1100000a0cc000 R08: 1fe2200001feb571 R09: ff1100000e9b2e80 [ 83.256610][ T1773] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 83.256908][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0cc000 [ 83.257162][ T1773] FS: 00007f446e071840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 83.257472][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.257721][ T1773] CR2: 000055f6a15ced5c CR3: 0000000012a68001 CR4: 0000000000771ef0 [ 83.258007][ T1773] PKRU: 55555554 [ 83.258166][ T1773] Call Trace: [ 83.258318][ T1773] [ 83.258453][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.258650][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.258844][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.259005][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.259195][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.259493][ T1773] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.259760][ T1773] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.260011][ T1773] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.260252][ T1773] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.260514][ T1773] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.260788][ T1773] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.261033][ T1773] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 83.261278][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.261523][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.261755][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.262002][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.262243][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.262503][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.262769][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.263016][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.263260][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.263515][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.263802][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.264043][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.264287][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.264544][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.264807][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.265053][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.265293][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.265548][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.265804][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.266096][ T1773] RIP: 0033:0x7f446e333bcb [ 83.266364][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.266980][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.267289][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.267631][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.267947][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.268270][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.268597][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.280838][ T1773] ------------[ cut here ]------------ | [ 83.281017][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1773 | [ 83.281284][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.281749][ T1773] Tainted: [W]=WARN [ 83.281879][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.282058][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.282235][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.282741][ T1773] RSP: 0018:ffa0000000fdf918 EFLAGS: 00010286 [ 83.282909][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000b93de00 RCX: 1ff40000001fbee9 [ 83.283106][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93debc [ 83.283304][ T1773] RBP: ff11000009501000 R08: 1fe2200001727bd9 R09: ff1100000e9b2e80 [ 83.283528][ T1773] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 83.283739][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009501000 [ 83.283937][ T1773] FS: 00007f446e071840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 83.284190][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.284362][ T1773] CR2: 000055f6c1397408 CR3: 0000000012a68006 CR4: 0000000000771ef0 [ 83.284575][ T1773] PKRU: 55555554 [ 83.284680][ T1773] Call Trace: [ 83.284786][ T1773] [ 83.284855][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.284990][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.285125][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.285227][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.285366][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.285534][ T1773] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.285673][ T1773] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.285811][ T1773] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.285944][ T1773] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.286092][ T1773] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.286228][ T1773] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.286367][ T1773] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 83.286505][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.286612][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.286713][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.286848][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.286981][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.287116][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.287253][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.287393][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.287529][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.287664][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.287802][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.287935][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.288069][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.288220][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.288357][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.288496][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.288632][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.288770][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.288904][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.289068][ T1773] RIP: 0033:0x7f446e333bcb [ 83.289219][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.289698][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.289932][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.290134][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.290331][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.290534][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.290745][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.295290][ T1773] ------------[ cut here ]------------ | [ 83.295434][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1773 | [ 83.295708][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.296197][ T1773] Tainted: [W]=WARN [ 83.296297][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.296471][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.296651][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.297131][ T1773] RSP: 0018:ffa0000000fdf918 EFLAGS: 00010286 [ 83.297299][ T1773] RAX: 00000000ffffffa6 RBX: ff1100000b93c900 RCX: 1ff40000001fbee9 [ 83.297519][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93c9bc [ 83.297724][ T1773] RBP: ff11000008fe1000 R08: 1fe2200001727939 R09: ff1100000e9b2e80 [ 83.297929][ T1773] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 83.298133][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008fe1000 [ 83.298336][ T1773] FS: 00007f446e071840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 83.298582][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.298758][ T1773] CR2: 000055f6c1397408 CR3: 0000000012a68006 CR4: 0000000000771ef0 [ 83.298960][ T1773] PKRU: 55555554 [ 83.299060][ T1773] Call Trace: [ 83.299160][ T1773] [ 83.299259][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.299399][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.299539][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.299646][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.299790][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.299969][ T1773] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.300105][ T1773] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 83.300240][ T1773] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 83.300378][ T1773] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 83.300524][ T1773] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 83.300662][ T1773] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 83.300832][ T1773] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 83.300967][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.301069][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.301171][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.301302][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.301441][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.301598][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.301739][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.301876][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.302013][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.302148][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.302281][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.302419][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.302573][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.302715][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.302851][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.302986][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.303118][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.303250][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.303388][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.303557][ T1773] RIP: 0033:0x7f446e333bcb [ 83.303700][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.304189][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.304393][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.304597][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.304800][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.304998][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.305196][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.316972][ T1773] ------------[ cut here ]------------ | [ 83.317141][ T1773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1773 | [ 83.318153][ T1773] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.318721][ T1773] Tainted: [W]=WARN [ 83.318835][ T1773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.319004][ T1773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.319182][ T1773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.319744][ T1773] RSP: 0018:ffa0000000fdfa70 EFLAGS: 00010286 [ 83.319918][ T1773] RAX: 00000000ffffffa6 RBX: ff110000062678c0 RCX: 1ff40000001fbf14 [ 83.320121][ T1773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000626797c [ 83.320325][ T1773] RBP: ff1100000f904000 R08: 1fe2200000c4cf31 R09: ff1100000e9b2e80 [ 83.320613][ T1773] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 83.320825][ T1773] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f904000 [ 83.321029][ T1773] FS: 00007f446e071840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 83.321266][ T1773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.321502][ T1773] CR2: 000055f6c1397408 CR3: 0000000012a68006 CR4: 0000000000771ef0 [ 83.321712][ T1773] PKRU: 55555554 [ 83.321822][ T1773] Call Trace: [ 83.321924][ T1773] [ 83.321994][ T1773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.322149][ T1773] ? notifier_call_chain (kernel/notifier.c:85) [ 83.322292][ T1773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.322457][ T1773] register_netdevice (net/core/dev.c:11488) [ 83.322598][ T1773] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 83.322799][ T1773] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.322946][ T1773] register_netdev (net/core/dev.c:11552) [ 83.323082][ T1773] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 83.323222][ T1773] ops_init (net/core/net_namespace.c:137) [ 83.323325][ T1773] setup_net (net/core/net_namespace.c:446) [ 83.323489][ T1773] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 83.323634][ T1773] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 83.323774][ T1773] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 83.323912][ T1773] copy_net_ns (net/core/net_namespace.c:579) [ 83.324049][ T1773] create_new_namespaces (kernel/nsproxy.c:132) [ 83.324189][ T1773] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 83.324325][ T1773] ksys_unshare (kernel/fork.c:3243) [ 83.324538][ T1773] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.324682][ T1773] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 83.324824][ T1773] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 83.324960][ T1773] ? __ia32_sys_open (fs/open.c:1374) [ 83.325098][ T1773] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 83.325235][ T1773] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 83.325427][ T1773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.325564][ T1773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.325707][ T1773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.325874][ T1773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.326043][ T1773] RIP: 0033:0x7f446e333bcb [ 83.326186][ T1773] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.326736][ T1773] RSP: 002b:00007ffc8a58aba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 83.326938][ T1773] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f446e333bcb [ 83.327138][ T1773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 83.327340][ T1773] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 83.327624][ T1773] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8a58cdd0 [ 83.327833][ T1773] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8a58d877 | [ 83.364775][ T1774] ------------[ cut here ]------------ | [ 83.364968][ T1774] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1774 | [ 83.365242][ T1774] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.366727][ T1774] Tainted: [W]=WARN [ 83.366838][ T1774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.367065][ T1774] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.367249][ T1774] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.367880][ T1774] RSP: 0018:ffa000000127ee30 EFLAGS: 00010286 [ 83.368061][ T1774] RAX: 00000000ffffffa6 RBX: ff11000010783a80 RCX: 1ff400000024fd8c [ 83.368271][ T1774] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783b3c [ 83.368603][ T1774] RBP: ff1100000fad1000 R08: 1fe22000020f0769 R09: ff1100000e9b5180 [ 83.368815][ T1774] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 83.369026][ T1774] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edb5208 [ 83.369236][ T1774] FS: 00007fcd40e8a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.369587][ T1774] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.369779][ T1774] CR2: 000000000042ebe0 CR3: 000000000e179004 CR4: 0000000000771ef0 [ 83.369990][ T1774] PKRU: 55555554 [ 83.370094][ T1774] Call Trace: [ 83.370197][ T1774] [ 83.370270][ T1774] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.370505][ T1774] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.370617][ T1774] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 83.370798][ T1774] __dev_notify_flags (net/core/dev.c:9787) [ 83.370938][ T1774] ? netif_change_name (net/core/dev.c:1495) [ 83.371077][ T1774] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.371221][ T1774] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.371421][ T1774] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.371562][ T1774] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 83.371706][ T1774] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.371910][ T1774] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 83.372054][ T1774] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 83.372193][ T1774] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 83.372330][ T1774] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 83.372477][ T1774] veth_newlink (drivers/net/veth.c:1871) [ 83.372626][ T1774] ? veth_poll_controller (drivers/net/veth.c:1470) [ 83.372820][ T1774] ? kasan_save_stack (mm/kasan/common.c:57) [ 83.372961][ T1774] ? kasan_save_track (mm/kasan/common.c:78) [ 83.373099][ T1774] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 83.373259][ T1774] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 83.373402][ T1774] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 83.373572][ T1774] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 83.373716][ T1774] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.373888][ T1774] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 83.374032][ T1774] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 83.374173][ T1774] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 83.374313][ T1774] ? __dev_get_by_name (net/core/dev.c:883) [ 83.374458][ T1774] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 83.374613][ T1774] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 83.374765][ T1774] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.374906][ T1774] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.375043][ T1774] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.375188][ T1774] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.375327][ T1774] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.375473][ T1774] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.375624][ T1774] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.375772][ T1774] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.375911][ T1774] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.376049][ T1774] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.376189][ T1774] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.376326][ T1774] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.376472][ T1774] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.376617][ T1774] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.376762][ T1774] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.376901][ T1774] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.377040][ T1774] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.377182][ T1774] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.377319][ T1774] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.377465][ T1774] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.377613][ T1774] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.377762][ T1774] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.377923][ T1774] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.378088][ T1774] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.378236][ T1774] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.378386][ T1774] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.378540][ T1774] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.378685][ T1774] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.378867][ T1774] ? move_addr_to_kernel (net/socket.c:258) [ 83.379011][ T1774] ___sys_sendmsg (net/socket.c:2752) [ 83.379151][ T1774] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.379294][ T1774] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 83.379482][ T1774] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 83.379630][ T1774] __sys_sendmsg (net/socket.c:2784) [ 83.379776][ T1774] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.379919][ T1774] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 83.380079][ T1774] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.380220][ T1774] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.380364][ T1774] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.380505][ T1774] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.380666][ T1774] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.381095][ T1774] RIP: 0033:0x7fcd410c408e [ 83.381243][ T1774] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.381758][ T1774] RSP: 002b:00007ffc935f6500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.381969][ T1774] RAX: ffffffffffffffda RBX: 00007ffc935f6cb0 RCX: 00007fcd410c408e [ 83.382185][ T1774] RDX: 0000000000000000 RSI: 00007ffc935f65b0 RDI: 0000000000000005 [ 83.382421][ T1774] RBP: 00007ffc935f6510 R08: 0000000000000000 R09: 0000000000000000 [ 83.382636][ T1774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d005 [ 83.382849][ T1774] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc935f6c70 | [ 83.390577][ T1774] ------------[ cut here ]------------ | [ 83.390774][ T1774] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1774 | [ 83.391049][ T1774] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.391551][ T1774] Tainted: [W]=WARN [ 83.391661][ T1774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.391844][ T1774] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.392025][ T1774] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.392553][ T1774] RSP: 0018:ffa000000127f1b0 EFLAGS: 00010286 [ 83.392768][ T1774] RAX: 00000000ffffffa6 RBX: ff11000009b3f1c0 RCX: 1ff400000024fdfc [ 83.392977][ T1774] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b3f27c [ 83.393198][ T1774] RBP: ff1100000edec000 R08: 1fe2200001367e51 R09: ff1100000e9b5180 [ 83.393408][ T1774] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 83.393631][ T1774] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 83.393844][ T1774] FS: 00007fcd40e8a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 83.394096][ T1774] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.394268][ T1774] CR2: 00007f446e2fc2a0 CR3: 000000000e179003 CR4: 0000000000771ef0 [ 83.394483][ T1774] PKRU: 55555554 [ 83.394591][ T1774] Call Trace: [ 83.394694][ T1774] [ 83.394770][ T1774] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.394910][ T1774] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.395033][ T1774] __dev_notify_flags (net/core/dev.c:9787) [ 83.395187][ T1774] ? netif_change_name (net/core/dev.c:1495) [ 83.395327][ T1774] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 83.395472][ T1774] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 83.395618][ T1774] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 83.395763][ T1774] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 83.395917][ T1774] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 83.396056][ T1774] ? __dev_get_by_name (net/core/dev.c:883) [ 83.396192][ T1774] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 83.396334][ T1774] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 83.396493][ T1774] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.396634][ T1774] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.396783][ T1774] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.396920][ T1774] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.397059][ T1774] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.397198][ T1774] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.397338][ T1774] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.397485][ T1774] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.397627][ T1774] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.397770][ T1774] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.397912][ T1774] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.398051][ T1774] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.398207][ T1774] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.398352][ T1774] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.398493][ T1774] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.398637][ T1774] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.398782][ T1774] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.398924][ T1774] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.399064][ T1774] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.399227][ T1774] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.399377][ T1774] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.399517][ T1774] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.399661][ T1774] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.399809][ T1774] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.399950][ T1774] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.400088][ T1774] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.400229][ T1774] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.400402][ T1774] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.400579][ T1774] ? move_addr_to_kernel (net/socket.c:258) [ 83.400727][ T1774] ___sys_sendmsg (net/socket.c:2752) [ 83.401262][ T1774] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.401410][ T1774] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 83.401594][ T1774] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 83.401739][ T1774] __sys_sendmsg (net/socket.c:2784) [ 83.401908][ T1774] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.402063][ T1774] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 83.402202][ T1774] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.402344][ T1774] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.402489][ T1774] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.402630][ T1774] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.402774][ T1774] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.402967][ T1774] RIP: 0033:0x7fcd410c408e [ 83.403112][ T1774] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.403639][ T1774] RSP: 002b:00007ffc935f6500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.403880][ T1774] RAX: ffffffffffffffda RBX: 00007ffc935f6cb0 RCX: 00007fcd410c408e [ 83.404092][ T1774] RDX: 0000000000000000 RSI: 00007ffc935f65b0 RDI: 0000000000000005 [ 83.404320][ T1774] RBP: 00007ffc935f6510 R08: 0000000000000000 R09: 0000000000000000 [ 83.404539][ T1774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d005 [ 83.404756][ T1774] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc935f6c70 | [ 83.433218][ T1775] ------------[ cut here ]------------ | [ 83.433413][ T1775] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1775 | [ 83.433694][ T1775] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.434157][ T1775] Tainted: [W]=WARN [ 83.434261][ T1775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.434465][ T1775] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.434656][ T1775] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.435147][ T1775] RSP: 0018:ffa000000128f020 EFLAGS: 00010286 [ 83.435328][ T1775] RAX: 00000000ffffffa6 RBX: ff11000009b3fc40 RCX: 1ff4000000251dca [ 83.435559][ T1775] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b3fcfc [ 83.435769][ T1775] RBP: ff1100000edec000 R08: 1fe2200001367fa1 R09: ff1100000ea5d158 [ 83.435968][ T1775] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 83.436179][ T1775] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 83.436394][ T1775] FS: 00007fe97a27b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.436636][ T1775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.436810][ T1775] CR2: 000000003a539988 CR3: 000000001055a006 CR4: 0000000000771ef0 [ 83.437011][ T1775] PKRU: 55555554 [ 83.437113][ T1775] Call Trace: [ 83.437214][ T1775] [ 83.437285][ T1775] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.437462][ T1775] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.437566][ T1775] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 83.437713][ T1775] __dev_notify_flags (net/core/dev.c:9787) [ 83.437856][ T1775] ? netif_change_name (net/core/dev.c:1495) [ 83.437997][ T1775] ? __dev_change_flags (net/core/dev.c:9752) [ 83.438131][ T1775] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 83.438269][ T1775] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.438433][ T1775] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 83.438622][ T1775] netif_change_flags (net/core/dev.c:9820) [ 83.438766][ T1775] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 83.438902][ T1775] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 83.439040][ T1775] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 83.439176][ T1775] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 83.439382][ T1775] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 83.439520][ T1775] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.439659][ T1775] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 83.439800][ T1775] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.439937][ T1775] ? __kernel_text_address (kernel/extable.c:79) [ 83.440072][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.440209][ T1775] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.440343][ T1775] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.440486][ T1775] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.440626][ T1775] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 83.440787][ T1775] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.440929][ T1775] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.441064][ T1775] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 83.441200][ T1775] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 83.441436][ T1775] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 83.441577][ T1775] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.441718][ T1775] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 83.441866][ T1775] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 83.442005][ T1775] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.442142][ T1775] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.442300][ T1775] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.442524][ T1775] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.442668][ T1775] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.442819][ T1775] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.442958][ T1775] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.443109][ T1775] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.443242][ T1775] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.443446][ T1775] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.443600][ T1775] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.443746][ T1775] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.443885][ T1775] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.444018][ T1775] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.444160][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.444328][ T1775] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.444531][ T1775] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.444672][ T1775] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.444811][ T1775] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.444963][ T1775] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.445105][ T1775] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.445238][ T1775] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.445477][ T1775] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.445619][ T1775] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.445759][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.445903][ T1775] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.446040][ T1775] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.446187][ T1775] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.446323][ T1775] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.446484][ T1775] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.446628][ T1775] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.446870][ T1775] ? move_addr_to_kernel (net/socket.c:258) [ 83.447006][ T1775] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.447152][ T1775] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.447292][ T1775] ___sys_sendmsg (net/socket.c:2752) [ 83.447430][ T1775] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 83.447601][ T1775] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.447767][ T1775] __sys_sendmsg (net/socket.c:2784) [ 83.447904][ T1775] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.448042][ T1775] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 83.448227][ T1775] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 83.448371][ T1775] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.448510][ T1775] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.448659][ T1775] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.448821][ T1775] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.448961][ T1775] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.449129][ T1775] RIP: 0033:0x7fe97a4b508e [ 83.449270][ T1775] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.449785][ T1775] RSP: 002b:00007fffbcfd25c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.450009][ T1775] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe97a4b508e [ 83.450210][ T1775] RDX: 0000000000000000 RSI: 00007fffbcfd2670 RDI: 0000000000000005 [ 83.450422][ T1775] RBP: 00007fffbcfd25d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.450642][ T1775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d005 [ 83.450849][ T1775] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbcfd2d40 | [ 83.508327][ T1776] ------------[ cut here ]------------ | [ 83.508757][ T1776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1776 | [ 83.509167][ T1776] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.510055][ T1776] Tainted: [W]=WARN [ 83.510217][ T1776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.510621][ T1776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.511104][ T1776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.512066][ T1776] RSP: 0018:ffa000000129f020 EFLAGS: 00010286 [ 83.512470][ T1776] RAX: 00000000ffffffa6 RBX: ff110000104deac0 RCX: 1ff4000000253dca [ 83.512807][ T1776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104deb7c [ 83.513126][ T1776] RBP: ff1100000fad1000 R08: 1fe220000209bd71 R09: ff1100000eb98b58 [ 83.513514][ T1776] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 83.513840][ T1776] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 83.514159][ T1776] FS: 00007f808cc83840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 83.514556][ T1776] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.514828][ T1776] CR2: 000000001c977988 CR3: 000000000e179005 CR4: 0000000000771ef0 [ 83.515148][ T1776] PKRU: 55555554 [ 83.515306][ T1776] Call Trace: [ 83.515495][ T1776] [ 83.515612][ T1776] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.515862][ T1776] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.516026][ T1776] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 83.516237][ T1776] __dev_notify_flags (net/core/dev.c:9787) [ 83.516462][ T1776] ? netif_change_name (net/core/dev.c:1495) [ 83.516694][ T1776] ? __dev_change_flags (net/core/dev.c:9752) [ 83.516928][ T1776] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 83.517142][ T1776] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.517363][ T1776] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 83.517598][ T1776] netif_change_flags (net/core/dev.c:9820) [ 83.517818][ T1776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 83.518032][ T1776] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 83.518248][ T1776] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 83.518471][ T1776] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 83.518754][ T1776] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 83.518966][ T1776] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.519178][ T1776] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 83.519399][ T1776] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.519612][ T1776] ? __kernel_text_address (kernel/extable.c:79) [ 83.519864][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.520104][ T1776] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.520315][ T1776] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.520539][ T1776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.520756][ T1776] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 83.521000][ T1776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.521213][ T1776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.521432][ T1776] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 83.521663][ T1776] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 83.521887][ T1776] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 83.522623][ T1776] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.522845][ T1776] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 83.523076][ T1776] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 83.523297][ T1776] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.523522][ T1776] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.523753][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.523965][ T1776] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.524175][ T1776] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.524409][ T1776] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.524627][ T1776] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.524843][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.525067][ T1776] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.525277][ T1776] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.525502][ T1776] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.525729][ T1776] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.525948][ T1776] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.526191][ T1776] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.526415][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.526647][ T1776] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.526863][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.527078][ T1776] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.527292][ T1776] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.527527][ T1776] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.527754][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.527966][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.528183][ T1776] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.528427][ T1776] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.528675][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.528911][ T1776] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.529127][ T1776] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.529359][ T1776] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.529585][ T1776] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.529833][ T1776] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.530046][ T1776] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.530309][ T1776] ? move_addr_to_kernel (net/socket.c:258) [ 83.530535][ T1776] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.530772][ T1776] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.530990][ T1776] ___sys_sendmsg (net/socket.c:2752) [ 83.531202][ T1776] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 83.531490][ T1776] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.531735][ T1776] __sys_sendmsg (net/socket.c:2784) [ 83.532056][ T1776] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.532277][ T1776] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 83.532577][ T1776] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 83.532967][ T1776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.533185][ T1776] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.533405][ T1776] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.533617][ T1776] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.533836][ T1776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.534126][ T1776] RIP: 0033:0x7f808cebd08e [ 83.534356][ T1776] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.535122][ T1776] RSP: 002b:00007ffd488c1d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.535451][ T1776] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f808cebd08e [ 83.535774][ T1776] RDX: 0000000000000000 RSI: 00007ffd488c1e20 RDI: 0000000000000005 [ 83.536128][ T1776] RBP: 00007ffd488c1d80 R08: 0000000000000000 R09: 0000000000000000 [ 83.536463][ T1776] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d005 [ 83.536791][ T1776] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd488c24f0 | [ 83.541828][ T57] ------------[ cut here ]------------ | [ 83.541983][ T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/57 | [ 83.542264][ T57] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.542719][ T57] Tainted: [W]=WARN [ 83.542817][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.542972][ T57] Workqueue: events_unbound linkwatch_event [ 83.543133][ T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.543293][ T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.543752][ T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286 [ 83.543912][ T57] RAX: 00000000ffffffa6 RBX: ff110000104df540 RCX: 1ff400000007bf02 [ 83.544094][ T57] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df5fc [ 83.544275][ T57] RBP: ff1100000edec000 R08: 1fe220000209bec1 R09: ff110000026f51a8 [ 83.544470][ T57] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 83.544657][ T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 83.544844][ T57] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 83.545061][ T57] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.545221][ T57] CR2: 00007f808cd50574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 83.545416][ T57] PKRU: 55555554 [ 83.545510][ T57] Call Trace: [ 83.545606][ T57] [ 83.545669][ T57] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.545801][ T57] ? notifier_call_chain (kernel/notifier.c:85) [ 83.545924][ T57] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.546018][ T57] netif_state_change (net/core/dev.c:1605) [ 83.546144][ T57] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.546301][ T57] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 83.546431][ T57] __linkwatch_run_queue (net/core/link_watch.c:240) [ 83.546565][ T57] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.546695][ T57] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 83.546850][ T57] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 83.546974][ T57] process_one_work (kernel/workqueue.c:3314) [ 83.547101][ T57] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 83.547223][ T57] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.547357][ T57] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 83.547486][ T57] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 83.547614][ T57] kthread (kernel/kthread.c:436) [ 83.547706][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 83.547881][ T57] ? kthread_affine_node (kernel/kthread.c:378) [ 83.548005][ T57] ret_from_fork (arch/x86/kernel/process.c:158) [ 83.548133][ T57] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 83.548287][ T57] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 83.548417][ T57] ? kthread_affine_node (kernel/kthread.c:378) [ 83.548543][ T57] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 83.623469][ T1778] ------------[ cut here ]------------ | [ 83.623673][ T1778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1778 | [ 83.623956][ T1778] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.624412][ T1778] Tainted: [W]=WARN [ 83.624521][ T1778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.624694][ T1778] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.624875][ T1778] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.625380][ T1778] RSP: 0018:ffa00000012bf150 EFLAGS: 00010286 [ 83.625554][ T1778] RAX: 00000000ffffffa6 RBX: ff1100000d6bf1c0 RCX: 1ff4000000257df0 [ 83.625762][ T1778] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf27c [ 83.625961][ T1778] RBP: ff1100000fad1000 R08: 1fe2200001ad7e51 R09: ff11000010112e58 [ 83.626171][ T1778] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 83.626375][ T1778] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a083bc0 [ 83.626577][ T1778] FS: 00007fa5fa30c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 83.626828][ T1778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.627004][ T1778] CR2: 00000000004ebb28 CR3: 000000001055a003 CR4: 0000000000771ef0 [ 83.627205][ T1778] PKRU: 55555554 [ 83.627305][ T1778] Call Trace: [ 83.627410][ T1778] [ 83.627481][ T1778] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.627621][ T1778] ? notifier_call_chain (kernel/notifier.c:85) [ 83.627779][ T1778] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.627881][ T1778] netif_state_change (net/core/dev.c:1605) [ 83.628029][ T1778] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.628197][ T1778] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 83.628372][ T1778] linkwatch_sync_dev (net/core/link_watch.c:295) [ 83.628526][ T1778] rtnl_getlink (net/core/rtnetlink.c:4273) [ 83.628663][ T1778] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.628807][ T1778] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.628941][ T1778] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 83.629073][ T1778] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.629204][ T1778] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.629336][ T1778] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.629500][ T1778] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.629638][ T1778] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.629792][ T1778] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.629926][ T1778] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.630057][ T1778] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.630193][ T1778] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.630326][ T1778] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 83.630463][ T1778] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.630616][ T1778] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.630756][ T1778] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.630898][ T1778] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.631032][ T1778] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.631165][ T1778] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.631297][ T1778] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.631433][ T1778] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.631568][ T1778] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.631788][ T1778] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.631997][ T1778] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.632179][ T1778] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.632313][ T1778] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.632453][ T1778] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.632595][ T1778] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.632735][ T1778] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.632872][ T1778] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.633006][ T1778] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.633145][ T1778] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.633277][ T1778] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.633452][ T1778] ? move_addr_to_kernel (net/socket.c:258) [ 83.633592][ T1778] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 83.633766][ T1778] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 83.633934][ T1778] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 83.634066][ T1778] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 83.634232][ T1778] ___sys_sendmsg (net/socket.c:2752) [ 83.634370][ T1778] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.634508][ T1778] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.634661][ T1778] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 83.634797][ T1778] ? do_getsockname (net/socket.c:2192) [ 83.634932][ T1778] __sys_sendmsg (net/socket.c:2784) [ 83.635102][ T1778] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.635243][ T1778] ? __sys_getsockname (net/socket.c:2210) [ 83.635389][ T1778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.635529][ T1778] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.635667][ T1778] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.635835][ T1778] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.635969][ T1778] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.636134][ T1778] RIP: 0033:0x7fa5fa54608e [ 83.636277][ T1778] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.636769][ T1778] RSP: 002b:00007fffcbcd3000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.636968][ T1778] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa5fa54608e [ 83.637165][ T1778] RDX: 0000000000000000 RSI: 00007fffcbcd30b0 RDI: 0000000000000006 [ 83.637364][ T1778] RBP: 00007fffcbcd3010 R08: 0000000000000000 R09: 0000000000000000 [ 83.637564][ T1778] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d005 [ 83.637771][ T1778] R13: 00007fffcbcd3160 R14: 000000000000000d R15: 00007fffcbcd487a | [ 83.743996][ T1781] ------------[ cut here ]------------ | [ 83.744211][ T1781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1781 | [ 83.744509][ T1781] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.745047][ T1781] Tainted: [W]=WARN [ 83.745162][ T1781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.745355][ T1781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.745548][ T1781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.746132][ T1781] RSP: 0018:ffa00000012eefd0 EFLAGS: 00010286 [ 83.746317][ T1781] RAX: 00000000ffffffa6 RBX: ff1100000fa29540 RCX: 1ff400000025ddc0 [ 83.746636][ T1781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa295fc [ 83.746861][ T1781] RBP: ff1100000edba000 R08: 1fe2200001f452c1 R09: ff1100000a0a8b80 [ 83.747078][ T1781] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 83.747292][ T1781] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edbae44 [ 83.747612][ T1781] FS: 00007f4a697ff840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.747891][ T1781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.748075][ T1781] CR2: 00007f4a699f8460 CR3: 000000000932f004 CR4: 0000000000771ef0 [ 83.748293][ T1781] PKRU: 55555554 [ 83.748492][ T1781] Call Trace: [ 83.748608][ T1781] [ 83.748798][ T1781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.748958][ T1781] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 83.749114][ T1781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.749224][ T1781] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 83.749429][ T1781] __dev_notify_flags (net/core/dev.c:9787) [ 83.749579][ T1781] ? notifier_call_chain (kernel/notifier.c:85) [ 83.749730][ T1781] ? netif_change_name (net/core/dev.c:1495) [ 83.749924][ T1781] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 83.750073][ T1781] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 83.750223][ T1781] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 83.750380][ T1781] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 83.750534][ T1781] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 83.750691][ T1781] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 83.750853][ T1781] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 83.751000][ T1781] ? nla_strscpy (lib/nlattr.c:795) [ 83.751149][ T1781] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 83.751297][ T1781] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 83.751456][ T1781] ? __dev_get_by_name (net/core/dev.c:883) [ 83.751609][ T1781] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 83.751766][ T1781] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 83.751919][ T1781] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.752069][ T1781] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.752215][ T1781] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.752366][ T1781] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.752537][ T1781] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.752691][ T1781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.752848][ T1781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.752999][ T1781] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.753148][ T1781] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.753295][ T1781] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.753444][ T1781] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.753596][ T1781] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.753825][ T1781] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.753981][ T1781] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.754131][ T1781] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.754692][ T1781] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.754860][ T1781] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.755014][ T1781] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.755175][ T1781] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.755324][ T1781] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.755477][ T1781] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.755633][ T1781] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.755787][ T1781] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.755934][ T1781] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.756122][ T1781] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.756271][ T1781] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.756423][ T1781] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.756568][ T1781] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.756758][ T1781] ? move_addr_to_kernel (net/socket.c:258) [ 83.756911][ T1781] ___sys_sendmsg (net/socket.c:2752) [ 83.757060][ T1781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.757207][ T1781] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.757368][ T1781] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 83.757521][ T1781] __sys_sendmsg (net/socket.c:2784) [ 83.757672][ T1781] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.757826][ T1781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.757978][ T1781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.758124][ T1781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.758270][ T1781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.758421][ T1781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.758569][ T1781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.758760][ T1781] RIP: 0033:0x7f4a69a3908e [ 83.758914][ T1781] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.759437][ T1781] RSP: 002b:00007ffd9d1a4b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.759669][ T1781] RAX: ffffffffffffffda RBX: 00007ffd9d1a5310 RCX: 00007f4a69a3908e [ 83.759891][ T1781] RDX: 0000000000000000 RSI: 00007ffd9d1a4c10 RDI: 0000000000000005 [ 83.760107][ T1781] RBP: 00007ffd9d1a4b70 R08: 0000000000000000 R09: 0000000000000000 [ 83.760323][ T1781] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d005 [ 83.760547][ T1781] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9d1a52e0 | [ 83.801423][ T1782] ------------[ cut here ]------------ | [ 83.801623][ T1782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1782 | [ 83.801918][ T1782] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.802673][ T1782] Tainted: [W]=WARN [ 83.802789][ T1782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.802974][ T1782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.803200][ T1782] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.803771][ T1782] RSP: 0018:ffa00000012fefd0 EFLAGS: 00010286 [ 83.803958][ T1782] RAX: 00000000ffffffa6 RBX: ff1100000b31c900 RCX: 1ff400000025fdc0 [ 83.804190][ T1782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c9bc [ 83.804413][ T1782] RBP: ff1100000f912000 R08: 1fe2200001663939 R09: ff11000005a7d180 [ 83.804634][ T1782] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 83.804926][ T1782] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f912e44 [ 83.805174][ T1782] FS: 00007f00d7ae3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 83.805436][ T1782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.805626][ T1782] CR2: 00007f00d7cdc460 CR3: 000000000ef2c004 CR4: 0000000000771ef0 [ 83.805896][ T1782] PKRU: 55555554 [ 83.806004][ T1782] Call Trace: [ 83.806112][ T1782] [ 83.806187][ T1782] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.806359][ T1782] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 83.806513][ T1782] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.806643][ T1782] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 83.806795][ T1782] __dev_notify_flags (net/core/dev.c:9787) [ 83.806940][ T1782] ? notifier_call_chain (kernel/notifier.c:85) [ 83.807084][ T1782] ? netif_change_name (net/core/dev.c:1495) [ 83.807242][ T1782] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 83.807398][ T1782] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 83.807548][ T1782] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 83.807701][ T1782] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 83.807856][ T1782] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 83.808004][ T1782] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 83.808155][ T1782] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 83.808301][ T1782] ? nla_strscpy (lib/nlattr.c:795) [ 83.808466][ T1782] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 83.808617][ T1782] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 83.808766][ T1782] ? __dev_get_by_name (net/core/dev.c:883) [ 83.808911][ T1782] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 83.809062][ T1782] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 83.809210][ T1782] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.809360][ T1782] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.809508][ T1782] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.809690][ T1782] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.809841][ T1782] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.809988][ T1782] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.810137][ T1782] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.810282][ T1782] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.810432][ T1782] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.810582][ T1782] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.810729][ T1782] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.810881][ T1782] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.811029][ T1782] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.811173][ T1782] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.811319][ T1782] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.811469][ T1782] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.811621][ T1782] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.811776][ T1782] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.811919][ T1782] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.812094][ T1782] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.812246][ T1782] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.812398][ T1782] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.812548][ T1782] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.812699][ T1782] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.812854][ T1782] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.813032][ T1782] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.813184][ T1782] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.813332][ T1782] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.813519][ T1782] ? move_addr_to_kernel (net/socket.c:258) [ 83.813681][ T1782] ___sys_sendmsg (net/socket.c:2752) [ 83.813836][ T1782] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.813983][ T1782] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.814137][ T1782] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 83.814283][ T1782] __sys_sendmsg (net/socket.c:2784) [ 83.814435][ T1782] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.814590][ T1782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.814742][ T1782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.814922][ T1782] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.815067][ T1782] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.815212][ T1782] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.815362][ T1782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.815554][ T1782] RIP: 0033:0x7f00d7d1d08e [ 83.815707][ T1782] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.816275][ T1782] RSP: 002b:00007ffc667181a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.816513][ T1782] RAX: ffffffffffffffda RBX: 00007ffc66718950 RCX: 00007f00d7d1d08e [ 83.816739][ T1782] RDX: 0000000000000000 RSI: 00007ffc66718250 RDI: 0000000000000005 [ 83.816956][ T1782] RBP: 00007ffc667181b0 R08: 0000000000000000 R09: 0000000000000000 [ 83.817203][ T1782] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 83.817423][ T1782] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc66718920 | [ 83.846834][ T1783] ------------[ cut here ]------------ | [ 83.847027][ T1783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1783 | [ 83.847292][ T1783] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.847775][ T1783] Tainted: [W]=WARN [ 83.847882][ T1783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.848050][ T1783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.848222][ T1783] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.848710][ T1783] RSP: 0018:ffa000000130f020 EFLAGS: 00010286 [ 83.848901][ T1783] RAX: 00000000ffffffa6 RBX: ff1100000278aac0 RCX: 1ff4000000261dca [ 83.849110][ T1783] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ab7c [ 83.849338][ T1783] RBP: ff1100000edba000 R08: 1fe22000004f1571 R09: ff1100000ffd2e58 [ 83.849544][ T1783] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 83.849754][ T1783] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 83.849954][ T1783] FS: 00007f8d3e1b9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 83.850215][ T1783] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.850387][ T1783] CR2: 0000000036a53988 CR3: 000000000ef2c006 CR4: 0000000000771ef0 [ 83.850594][ T1783] PKRU: 55555554 [ 83.850696][ T1783] Call Trace: [ 83.850804][ T1783] [ 83.850872][ T1783] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.851009][ T1783] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.851120][ T1783] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 83.851253][ T1783] __dev_notify_flags (net/core/dev.c:9787) [ 83.851391][ T1783] ? netif_change_name (net/core/dev.c:1495) [ 83.851539][ T1783] ? __dev_change_flags (net/core/dev.c:9752) [ 83.851702][ T1783] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 83.851841][ T1783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.851973][ T1783] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 83.852108][ T1783] netif_change_flags (net/core/dev.c:9820) [ 83.852748][ T1783] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 83.852890][ T1783] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 83.853052][ T1783] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 83.853191][ T1783] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 83.853361][ T1783] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 83.853511][ T1783] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.853651][ T1783] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 83.853789][ T1783] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.853923][ T1783] ? __kernel_text_address (kernel/extable.c:79) [ 83.854069][ T1783] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.854220][ T1783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.854357][ T1783] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.854507][ T1783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.854645][ T1783] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 83.854783][ T1783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.854914][ T1783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.855047][ T1783] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 83.855198][ T1783] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 83.855332][ T1783] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 83.855471][ T1783] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.855631][ T1783] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 83.855770][ T1783] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 83.855907][ T1783] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.856044][ T1783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.856175][ T1783] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.856330][ T1783] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.856470][ T1783] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.856609][ T1783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.856772][ T1783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.856906][ T1783] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.857038][ T1783] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.857174][ T1783] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.857314][ T1783] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.857477][ T1783] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.857632][ T1783] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.857801][ T1783] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.857932][ T1783] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.858066][ T1783] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.858210][ T1783] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.858353][ T1783] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.858489][ T1783] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.858644][ T1783] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.858787][ T1783] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.858919][ T1783] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.859056][ T1783] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.859190][ T1783] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.859322][ T1783] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.859459][ T1783] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.859602][ T1783] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.859743][ T1783] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.859909][ T1783] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.860046][ T1783] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.860178][ T1783] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.860343][ T1783] ? move_addr_to_kernel (net/socket.c:258) [ 83.860485][ T1783] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.860625][ T1783] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.860765][ T1783] ___sys_sendmsg (net/socket.c:2752) [ 83.860896][ T1783] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 83.861090][ T1783] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.861250][ T1783] __sys_sendmsg (net/socket.c:2784) [ 83.861420][ T1783] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.861557][ T1783] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 83.861762][ T1783] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 83.861895][ T1783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.862030][ T1783] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.862163][ T1783] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.862295][ T1783] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.862455][ T1783] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.862638][ T1783] RIP: 0033:0x7f8d3e3f308e [ 83.862795][ T1783] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.863341][ T1783] RSP: 002b:00007ffc8f9840c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.863556][ T1783] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8d3e3f308e [ 83.863765][ T1783] RDX: 0000000000000000 RSI: 00007ffc8f984170 RDI: 0000000000000005 [ 83.863962][ T1783] RBP: 00007ffc8f9840d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.864168][ T1783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 83.864371][ T1783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8f984840 | [ 83.907699][ T1784] ------------[ cut here ]------------ | [ 83.907963][ T1784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1784 | [ 83.908517][ T1784] Modules linked in: vxlan ip6_gre ip_gre gre | [ 83.909238][ T1784] Tainted: [W]=WARN [ 83.909505][ T1784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.909784][ T1784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 83.910187][ T1784] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 83.911125][ T1784] RSP: 0018:ffa000000131f020 EFLAGS: 00010286 [ 83.911557][ T1784] RAX: 00000000ffffffa6 RBX: ff1100000bf6d000 RCX: 1ff4000000263dca [ 83.911884][ T1784] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d0bc [ 83.912204][ T1784] RBP: ff1100000f912000 R08: 1fe22000017eda19 R09: ff1100000b85ae58 [ 83.912681][ T1784] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 83.913007][ T1784] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 83.913330][ T1784] FS: 00007fccb5304840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 83.913832][ T1784] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.914101][ T1784] CR2: 000000003e3b5988 CR3: 000000000e994006 CR4: 0000000000771ef0 [ 83.914578][ T1784] PKRU: 55555554 [ 83.914742][ T1784] Call Trace: [ 83.914900][ T1784] [ 83.915012][ T1784] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 83.915229][ T1784] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 83.915494][ T1784] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 83.915708][ T1784] __dev_notify_flags (net/core/dev.c:9787) [ 83.915932][ T1784] ? netif_change_name (net/core/dev.c:1495) [ 83.916146][ T1784] ? __dev_change_flags (net/core/dev.c:9752) [ 83.916374][ T1784] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 83.916589][ T1784] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.916808][ T1784] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 83.917026][ T1784] netif_change_flags (net/core/dev.c:9820) [ 83.917243][ T1784] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 83.917467][ T1784] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 83.917684][ T1784] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 83.917902][ T1784] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 83.918169][ T1784] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 83.918391][ T1784] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.918608][ T1784] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 83.918827][ T1784] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.919039][ T1784] ? __kernel_text_address (kernel/extable.c:79) [ 83.919255][ T1784] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.919513][ T1784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.919739][ T1784] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.919952][ T1784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.920160][ T1784] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 83.920374][ T1784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.920589][ T1784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.920804][ T1784] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 83.921019][ T1784] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 83.921231][ T1784] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 83.921457][ T1784] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 83.921673][ T1784] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 83.921899][ T1784] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 83.922119][ T1784] rtnl_newlink (net/core/rtnetlink.c:4150) [ 83.922338][ T1784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.922561][ T1784] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.922785][ T1784] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.922999][ T1784] ? mark_usage (kernel/locking/lockdep.c:4674) [ 83.923211][ T1784] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.923437][ T1784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.923655][ T1784] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.923879][ T1784] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.924090][ T1784] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 83.924304][ T1784] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 83.924527][ T1784] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 83.924744][ T1784] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.924956][ T1784] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.925167][ T1784] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.925394][ T1784] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 83.925606][ T1784] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 83.925830][ T1784] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 83.926041][ T1784] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.926255][ T1784] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.926486][ T1784] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 83.926698][ T1784] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 83.926918][ T1784] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.927136][ T1784] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.927361][ T1784] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 83.927577][ T1784] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 83.927802][ T1784] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 83.928020][ T1784] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 83.928236][ T1784] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 83.928456][ T1784] ? copy_msghdr_from_user (net/socket.c:2635) [ 83.928668][ T1784] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 83.928936][ T1784] ? move_addr_to_kernel (net/socket.c:258) [ 83.929153][ T1784] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 83.929373][ T1784] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 83.929597][ T1784] ___sys_sendmsg (net/socket.c:2752) [ 83.929814][ T1784] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 83.930079][ T1784] ? copy_msghdr_from_user (net/socket.c:2603) [ 83.930316][ T1784] __sys_sendmsg (net/socket.c:2784) [ 83.930545][ T1784] ? __sys_sendmsg_sock (net/socket.c:2765) [ 83.930764][ T1784] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 83.931040][ T1784] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 83.931255][ T1784] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 83.931479][ T1784] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 83.931695][ T1784] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 83.931913][ T1784] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 83.932126][ T1784] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.932401][ T1784] RIP: 0033:0x7fccb553e08e [ 83.932632][ T1784] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 83.933415][ T1784] RSP: 002b:00007ffdbc2466c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.933747][ T1784] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fccb553e08e [ 83.934070][ T1784] RDX: 0000000000000000 RSI: 00007ffdbc246770 RDI: 0000000000000005 [ 83.934398][ T1784] RBP: 00007ffdbc2466d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.934717][ T1784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 83.935041][ T1784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc246e40 | [ 84.053986][ T1787] ------------[ cut here ]------------ | [ 84.054179][ T1787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1787 | [ 84.054475][ T1787] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.054964][ T1787] Tainted: [W]=WARN [ 84.055071][ T1787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.055253][ T1787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.055445][ T1787] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.055963][ T1787] RSP: 0018:ffa000000133f090 EFLAGS: 00010286 [ 84.056142][ T1787] RAX: 00000000ffffffa6 RBX: ff1100000c985000 RCX: 1ff4000000267dd8 [ 84.056357][ T1787] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9850bc [ 84.056569][ T1787] RBP: ff1100000edba000 R08: 1fe2200001930a19 R09: ff11000012a5ae80 [ 84.056792][ T1787] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 84.057001][ T1787] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 84.057211][ T1787] FS: 00007f55804b8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.057465][ T1787] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.057650][ T1787] CR2: 00007f558082d040 CR3: 00000000105ee005 CR4: 0000000000771ef0 [ 84.057866][ T1787] PKRU: 55555554 [ 84.057974][ T1787] Call Trace: [ 84.058079][ T1787] [ 84.058152][ T1787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.058299][ T1787] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 84.058445][ T1787] notifier_call_chain (kernel/notifier.c:85) [ 84.058598][ T1787] __netdev_upper_dev_link (net/core/dev.c:8931) [ 84.058745][ T1787] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 84.058891][ T1787] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 84.059036][ T1787] netdev_upper_dev_link (net/core/dev.c:8972) [ 84.059177][ T1787] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 84.059319][ T1787] register_vlan_dev (net/8021q/vlan.c:183) [ 84.059469][ T1787] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 84.059623][ T1787] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 84.059774][ T1787] ? nla_strscpy (lib/nlattr.c:795) [ 84.059919][ T1787] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 84.060060][ T1787] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 84.060200][ T1787] ? __dev_get_by_name (net/core/dev.c:883) [ 84.060338][ T1787] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 84.060493][ T1787] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 84.060654][ T1787] rtnl_newlink (net/core/rtnetlink.c:4150) [ 84.060805][ T1787] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.060950][ T1787] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.061092][ T1787] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.061239][ T1787] ? mark_usage (kernel/locking/lockdep.c:4674) [ 84.061382][ T1787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.061534][ T1787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.061680][ T1787] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.061825][ T1787] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.061966][ T1787] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.062106][ T1787] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.062244][ T1787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.062392][ T1787] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.062532][ T1787] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.062729][ T1787] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 84.062893][ T1787] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.063036][ T1787] ? netlink_ack (./include/linux/skbuff.h:2718) [ 84.063181][ T1787] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 84.063321][ T1787] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 84.063469][ T1787] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 84.063624][ T1787] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 84.063774][ T1787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.063916][ T1787] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 84.064059][ T1787] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 84.064204][ T1787] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 84.064352][ T1787] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 84.064498][ T1787] ? copy_msghdr_from_user (net/socket.c:2635) [ 84.064648][ T1787] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 84.064832][ T1787] ? move_addr_to_kernel (net/socket.c:258) [ 84.064978][ T1787] ___sys_sendmsg (net/socket.c:2752) [ 84.065118][ T1787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.065260][ T1787] ? copy_msghdr_from_user (net/socket.c:2603) [ 84.065416][ T1787] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 84.065562][ T1787] __sys_sendmsg (net/socket.c:2784) [ 84.065707][ T1787] ? __sys_sendmsg_sock (net/socket.c:2765) [ 84.065855][ T1787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.065996][ T1787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.066138][ T1787] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 84.066281][ T1787] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 84.066431][ T1787] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 84.066577][ T1787] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 84.066761][ T1787] RIP: 0033:0x7f55806f208e [ 84.066909][ T1787] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 84.067418][ T1787] RSP: 002b:00007ffe2dbaa0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 84.067639][ T1787] RAX: ffffffffffffffda RBX: 00007ffe2dbaa860 RCX: 00007f55806f208e [ 84.067851][ T1787] RDX: 0000000000000000 RSI: 00007ffe2dbaa150 RDI: 0000000000000005 [ 84.068058][ T1787] RBP: 00007ffe2dbaa0b0 R08: 0000000000000000 R09: 0000000000000000 [ 84.068266][ T1787] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 84.068482][ T1787] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2dbaa820 | [ 84.070169][ T1787] ------------[ cut here ]------------ | [ 84.070302][ T1787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1787 | [ 84.070607][ T1787] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.071062][ T1787] Tainted: [W]=WARN [ 84.071164][ T1787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.071362][ T1787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.071542][ T1787] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.072057][ T1787] RSP: 0018:ffa000000133f1b0 EFLAGS: 00010286 [ 84.072230][ T1787] RAX: 00000000ffffffa6 RBX: ff1100000bf6c040 RCX: 1ff4000000267dfc [ 84.072460][ T1787] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c0fc [ 84.072678][ T1787] RBP: ff1100000a324000 R08: 1fe22000017ed821 R09: ff11000012a5ae80 [ 84.072884][ T1787] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 84.073089][ T1787] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 84.073309][ T1787] FS: 00007f55804b8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.073554][ T1787] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.073788][ T1787] CR2: 00007f558082d040 CR3: 00000000105ee005 CR4: 0000000000771ef0 [ 84.073996][ T1787] PKRU: 55555554 [ 84.074098][ T1787] Call Trace: [ 84.074220][ T1787] [ 84.074292][ T1787] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 84.074450][ T1787] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.074593][ T1787] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 84.074698][ T1787] __dev_notify_flags (net/core/dev.c:9787) [ 84.074842][ T1787] ? netdev_update_features (net/core/dev.c:11098) [ 84.074981][ T1787] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 84.075154][ T1787] ? netif_change_name (net/core/dev.c:1495) [ 84.075292][ T1787] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 84.075434][ T1787] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 84.075576][ T1787] ? register_vlan_dev (net/8021q/vlan.c:196) [ 84.075723][ T1787] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 84.075865][ T1787] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 84.076002][ T1787] ? nla_strscpy (lib/nlattr.c:795) [ 84.076138][ T1787] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 84.076704][ T1787] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 84.076845][ T1787] ? __dev_get_by_name (net/core/dev.c:883) [ 84.076987][ T1787] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 84.077155][ T1787] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 84.077297][ T1787] rtnl_newlink (net/core/rtnetlink.c:4150) [ 84.077452][ T1787] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.077596][ T1787] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.077741][ T1787] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.077880][ T1787] ? mark_usage (kernel/locking/lockdep.c:4674) [ 84.078031][ T1787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.078175][ T1787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.078314][ T1787] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.078463][ T1787] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.078608][ T1787] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.078752][ T1787] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.078889][ T1787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.079122][ T1787] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.079284][ T1787] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.079431][ T1787] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 84.079571][ T1787] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.079823][ T1787] ? netlink_ack (./include/linux/skbuff.h:2718) [ 84.079963][ T1787] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 84.080098][ T1787] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 84.080237][ T1787] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 84.080471][ T1787] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 84.080676][ T1787] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.080855][ T1787] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 84.080996][ T1787] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 84.081237][ T1787] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 84.081386][ T1787] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 84.081528][ T1787] ? copy_msghdr_from_user (net/socket.c:2635) [ 84.081668][ T1787] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 84.081942][ T1787] ? move_addr_to_kernel (net/socket.c:258) [ 84.082084][ T1787] ___sys_sendmsg (net/socket.c:2752) [ 84.082219][ T1787] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.082361][ T1787] ? copy_msghdr_from_user (net/socket.c:2603) [ 84.082604][ T1787] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 84.082751][ T1787] __sys_sendmsg (net/socket.c:2784) [ 84.082909][ T1787] ? __sys_sendmsg_sock (net/socket.c:2765) [ 84.083052][ T1787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.083278][ T1787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.083422][ T1787] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 84.083564][ T1787] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 84.083711][ T1787] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 84.083944][ T1787] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 84.084114][ T1787] RIP: 0033:0x7f55806f208e [ 84.084257][ T1787] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 84.084927][ T1787] RSP: 002b:00007ffe2dbaa0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 84.085135][ T1787] RAX: ffffffffffffffda RBX: 00007ffe2dbaa860 RCX: 00007f55806f208e [ 84.085438][ T1787] RDX: 0000000000000000 RSI: 00007ffe2dbaa150 RDI: 0000000000000005 [ 84.085651][ T1787] RBP: 00007ffe2dbaa0b0 R08: 0000000000000000 R09: 0000000000000000 [ 84.085952][ T1787] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 84.086156][ T1787] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2dbaa820 | [ 84.132157][ T1788] ------------[ cut here ]------------ | [ 84.132364][ T1788] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1788 | [ 84.132658][ T1788] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.133135][ T1788] Tainted: [W]=WARN [ 84.133241][ T1788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.133424][ T1788] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.133617][ T1788] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.134131][ T1788] RSP: 0018:ffa000000135f090 EFLAGS: 00010286 [ 84.134307][ T1788] RAX: 00000000ffffffa6 RBX: ff1100000da8b8c0 RCX: 1ff400000026bdd8 [ 84.134534][ T1788] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da8b97c [ 84.134767][ T1788] RBP: ff1100000f912000 R08: 1fe2200001b51731 R09: ff1100000e3f2e80 [ 84.134981][ T1788] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 84.135192][ T1788] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 84.135415][ T1788] FS: 00007f59e940a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 84.135718][ T1788] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.136012][ T1788] CR2: 000000000042e5e0 CR3: 000000000ef2c005 CR4: 0000000000771ef0 [ 84.136362][ T1788] PKRU: 55555554 [ 84.136538][ T1788] Call Trace: [ 84.136710][ T1788] [ 84.136834][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.137055][ T1788] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 84.137198][ T1788] notifier_call_chain (kernel/notifier.c:85) [ 84.137353][ T1788] __netdev_upper_dev_link (net/core/dev.c:8931) [ 84.137497][ T1788] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 84.137648][ T1788] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 84.137799][ T1788] netdev_upper_dev_link (net/core/dev.c:8972) [ 84.137942][ T1788] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 84.138086][ T1788] register_vlan_dev (net/8021q/vlan.c:183) [ 84.138231][ T1788] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 84.138384][ T1788] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 84.138529][ T1788] ? nla_strscpy (lib/nlattr.c:795) [ 84.138676][ T1788] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 84.138884][ T1788] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 84.139027][ T1788] ? __dev_get_by_name (net/core/dev.c:883) [ 84.139176][ T1788] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 84.139323][ T1788] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 84.139475][ T1788] rtnl_newlink (net/core/rtnetlink.c:4150) [ 84.139624][ T1788] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.139772][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.139919][ T1788] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.140060][ T1788] ? mark_usage (kernel/locking/lockdep.c:4674) [ 84.140492][ T1788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.140665][ T1788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.140814][ T1788] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.140956][ T1788] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.141096][ T1788] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.141246][ T1788] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.141481][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.141730][ T1788] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.143661][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.143810][ T1788] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 84.143967][ T1788] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.144110][ T1788] ? netlink_ack (./include/linux/skbuff.h:2718) [ 84.144253][ T1788] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 84.144397][ T1788] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 84.144541][ T1788] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 84.144689][ T1788] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 84.144837][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.144980][ T1788] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 84.145121][ T1788] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 84.145262][ T1788] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 84.145432][ T1788] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 84.145574][ T1788] ? copy_msghdr_from_user (net/socket.c:2635) [ 84.145720][ T1788] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 84.145903][ T1788] ? move_addr_to_kernel (net/socket.c:258) [ 84.146053][ T1788] ___sys_sendmsg (net/socket.c:2752) [ 84.146196][ T1788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.146336][ T1788] ? copy_msghdr_from_user (net/socket.c:2603) [ 84.146492][ T1788] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 84.146645][ T1788] __sys_sendmsg (net/socket.c:2784) [ 84.146793][ T1788] ? __sys_sendmsg_sock (net/socket.c:2765) [ 84.146941][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.147081][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.147226][ T1788] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 84.147388][ T1788] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 84.147532][ T1788] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 84.147678][ T1788] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 84.147858][ T1788] RIP: 0033:0x7f59e964408e [ 84.148008][ T1788] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 84.148525][ T1788] RSP: 002b:00007ffc80c9fb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 84.148748][ T1788] RAX: ffffffffffffffda RBX: 00007ffc80ca0340 RCX: 00007f59e964408e [ 84.148961][ T1788] RDX: 0000000000000000 RSI: 00007ffc80c9fc30 RDI: 0000000000000005 [ 84.149174][ T1788] RBP: 00007ffc80c9fb90 R08: 0000000000000000 R09: 0000000000000000 [ 84.149404][ T1788] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 84.149623][ T1788] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc80ca0300 | [ 84.151315][ T1788] ------------[ cut here ]------------ | [ 84.151461][ T1788] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1788 | [ 84.151751][ T1788] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.152207][ T1788] Tainted: [W]=WARN [ 84.152311][ T1788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.152490][ T1788] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.152698][ T1788] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.153204][ T1788] RSP: 0018:ffa000000135f1b0 EFLAGS: 00010286 [ 84.153382][ T1788] RAX: 00000000ffffffa6 RBX: ff1100000da8b700 RCX: 1ff400000026bdfc [ 84.153592][ T1788] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da8b7bc [ 84.153817][ T1788] RBP: ff110000128f4000 R08: 1fe2200001b516f9 R09: ff1100000e3f2e80 [ 84.154020][ T1788] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 84.154224][ T1788] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 84.154433][ T1788] FS: 00007f59e940a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 84.154700][ T1788] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.154878][ T1788] CR2: 000000000042e5e0 CR3: 000000000ef2c005 CR4: 0000000000771ef0 [ 84.155091][ T1788] PKRU: 55555554 [ 84.155194][ T1788] Call Trace: [ 84.155299][ T1788] [ 84.155378][ T1788] ? register_vlan_dev (net/8021q/vlan.c:188) [ 84.155515][ T1788] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 84.155658][ T1788] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.155800][ T1788] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 84.155904][ T1788] __dev_notify_flags (net/core/dev.c:9787) [ 84.156048][ T1788] ? netdev_update_features (net/core/dev.c:11098) [ 84.156185][ T1788] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 84.156364][ T1788] ? netif_change_name (net/core/dev.c:1495) [ 84.156501][ T1788] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 84.156642][ T1788] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 84.156784][ T1788] ? register_vlan_dev (net/8021q/vlan.c:196) [ 84.156921][ T1788] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 84.157059][ T1788] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 84.157196][ T1788] ? nla_strscpy (lib/nlattr.c:795) [ 84.157333][ T1788] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 84.157477][ T1788] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 84.157619][ T1788] ? __dev_get_by_name (net/core/dev.c:883) [ 84.157760][ T1788] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 84.157903][ T1788] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 84.158044][ T1788] rtnl_newlink (net/core/rtnetlink.c:4150) [ 84.158207][ T1788] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.158342][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.158483][ T1788] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.158624][ T1788] ? mark_usage (kernel/locking/lockdep.c:4674) [ 84.158777][ T1788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.158916][ T1788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.159054][ T1788] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.159193][ T1788] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.159330][ T1788] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.159471][ T1788] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.159617][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.159761][ T1788] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.159897][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.160035][ T1788] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 84.160171][ T1788] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.160309][ T1788] ? netlink_ack (./include/linux/skbuff.h:2718) [ 84.160454][ T1788] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 84.160594][ T1788] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 84.160731][ T1788] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 84.160874][ T1788] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 84.161035][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.161173][ T1788] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 84.161311][ T1788] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 84.161453][ T1788] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 84.161595][ T1788] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 84.161739][ T1788] ? copy_msghdr_from_user (net/socket.c:2635) [ 84.161876][ T1788] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 84.162045][ T1788] ? move_addr_to_kernel (net/socket.c:258) [ 84.162185][ T1788] ___sys_sendmsg (net/socket.c:2752) [ 84.162322][ T1788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.162467][ T1788] ? copy_msghdr_from_user (net/socket.c:2603) [ 84.162618][ T1788] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 84.162765][ T1788] __sys_sendmsg (net/socket.c:2784) [ 84.162902][ T1788] ? __sys_sendmsg_sock (net/socket.c:2765) [ 84.163046][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.163183][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.163321][ T1788] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 84.163464][ T1788] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 84.163606][ T1788] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 84.163751][ T1788] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 84.163936][ T1788] RIP: 0033:0x7f59e964408e [ 84.164079][ T1788] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 84.164570][ T1788] RSP: 002b:00007ffc80c9fb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 84.164798][ T1788] RAX: ffffffffffffffda RBX: 00007ffc80ca0340 RCX: 00007f59e964408e [ 84.165003][ T1788] RDX: 0000000000000000 RSI: 00007ffc80c9fc30 RDI: 0000000000000005 [ 84.165204][ T1788] RBP: 00007ffc80c9fb90 R08: 0000000000000000 R09: 0000000000000000 [ 84.165420][ T1788] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 84.165627][ T1788] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc80ca0300 | [ 84.217333][ T1789] ------------[ cut here ]------------ | [ 84.217511][ T1789] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1789 | [ 84.217791][ T1789] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.218241][ T1789] Tainted: [W]=WARN [ 84.218342][ T1789] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.218521][ T1789] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.218770][ T1789] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.219544][ T1789] RSP: 0018:ffa000000136f020 EFLAGS: 00010286 [ 84.219825][ T1789] RAX: 00000000ffffffa6 RBX: ff1100000da8a740 RCX: 1ff400000026ddca [ 84.220040][ T1789] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da8a7fc [ 84.220237][ T1789] RBP: ff1100000a324000 R08: 1fe2200001b51501 R09: ff1100000e3f0b58 [ 84.220444][ T1789] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 84.220649][ T1789] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 84.220905][ T1789] FS: 00007f1a93687840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 84.221140][ T1789] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.221310][ T1789] CR2: 0000000037ced988 CR3: 00000000105ee006 CR4: 0000000000771ef0 [ 84.221516][ T1789] PKRU: 55555554 [ 84.221621][ T1789] Call Trace: [ 84.221721][ T1789] [ 84.221796][ T1789] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 84.221934][ T1789] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 84.222035][ T1789] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 84.222169][ T1789] __dev_notify_flags (net/core/dev.c:9787) [ 84.222306][ T1789] ? netif_change_name (net/core/dev.c:1495) [ 84.222529][ T1789] ? __dev_change_flags (net/core/dev.c:9752) [ 84.222670][ T1789] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 84.222811][ T1789] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.222946][ T1789] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 84.223081][ T1789] netif_change_flags (net/core/dev.c:9820) [ 84.223215][ T1789] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 84.223420][ T1789] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 84.223559][ T1789] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 84.223742][ T1789] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 84.223910][ T1789] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 84.224044][ T1789] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.224179][ T1789] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 84.224311][ T1789] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 84.224455][ T1789] ? __kernel_text_address (kernel/extable.c:79) [ 84.224596][ T1789] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.224738][ T1789] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.224873][ T1789] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 84.225017][ T1789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.225160][ T1789] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.225293][ T1789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.225434][ T1789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.225569][ T1789] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 84.225711][ T1789] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 84.225850][ T1789] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 84.225984][ T1789] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 84.226120][ T1789] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 84.226255][ T1789] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 84.226398][ T1789] rtnl_newlink (net/core/rtnetlink.c:4150) [ 84.226538][ T1789] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.226676][ T1789] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.226851][ T1789] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.226984][ T1789] ? mark_usage (kernel/locking/lockdep.c:4674) [ 84.227119][ T1789] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.227258][ T1789] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.227399][ T1789] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.227535][ T1789] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.227675][ T1789] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.227817][ T1789] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.227953][ T1789] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.228087][ T1789] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.228222][ T1789] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.228360][ T1789] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.228507][ T1789] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.228645][ T1789] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.228785][ T1789] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 84.228922][ T1789] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.229058][ T1789] ? netlink_ack (./include/linux/skbuff.h:2718) [ 84.229196][ T1789] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 84.229330][ T1789] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 84.229472][ T1789] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 84.229612][ T1789] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 84.229749][ T1789] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.229887][ T1789] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 84.230025][ T1789] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 84.230162][ T1789] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 84.230297][ T1789] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 84.230438][ T1789] ? copy_msghdr_from_user (net/socket.c:2635) [ 84.230574][ T1789] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 84.230753][ T1789] ? move_addr_to_kernel (net/socket.c:258) [ 84.230895][ T1789] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 84.231030][ T1789] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.231166][ T1789] ___sys_sendmsg (net/socket.c:2752) [ 84.231300][ T1789] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 84.231473][ T1789] ? copy_msghdr_from_user (net/socket.c:2603) [ 84.231627][ T1789] __sys_sendmsg (net/socket.c:2784) [ 84.231770][ T1789] ? __sys_sendmsg_sock (net/socket.c:2765) [ 84.231938][ T1789] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 84.232111][ T1789] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 84.232245][ T1789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.232386][ T1789] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 84.232521][ T1789] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 84.232660][ T1789] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 84.232802][ T1789] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 84.232969][ T1789] RIP: 0033:0x7f1a938c108e [ 84.233111][ T1789] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 84.233606][ T1789] RSP: 002b:00007ffd8a43db00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 84.233816][ T1789] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a938c108e [ 84.234017][ T1789] RDX: 0000000000000000 RSI: 00007ffd8a43dbb0 RDI: 0000000000000005 [ 84.234216][ T1789] RBP: 00007ffd8a43db10 R08: 0000000000000000 R09: 0000000000000000 [ 84.234422][ T1789] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 84.234627][ T1789] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8a43e280 | [ 84.267178][ T1790] ------------[ cut here ]------------ | [ 84.267342][ T1790] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1790 | [ 84.267630][ T1790] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.268080][ T1790] Tainted: [W]=WARN [ 84.268182][ T1790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.268354][ T1790] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.268529][ T1790] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.269017][ T1790] RSP: 0018:ffa000000137f020 EFLAGS: 00010286 [ 84.269188][ T1790] RAX: 00000000ffffffa6 RBX: ff1100000b74f700 RCX: 1ff400000026fdca [ 84.269396][ T1790] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f7bc [ 84.269601][ T1790] RBP: ff110000128f4000 R08: 1fe22000016e9ef9 R09: ff11000009740b58 [ 84.269804][ T1790] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 84.270006][ T1790] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 84.270206][ T1790] FS: 00007fa99d9a3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.270446][ T1790] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.270622][ T1790] CR2: 0000000015336988 CR3: 0000000004ecc003 CR4: 0000000000771ef0 [ 84.270830][ T1790] PKRU: 55555554 [ 84.270929][ T1790] Call Trace: [ 84.271028][ T1790] [ 84.271097][ T1790] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 84.271233][ T1790] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 84.271375][ T1790] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 84.271477][ T1790] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 84.271636][ T1790] __dev_notify_flags (net/core/dev.c:9787) [ 84.271802][ T1790] ? netif_change_name (net/core/dev.c:1495) [ 84.271937][ T1790] ? __dev_change_flags (net/core/dev.c:9752) [ 84.272072][ T1790] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 84.272205][ T1790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.272340][ T1790] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 84.272484][ T1790] netif_change_flags (net/core/dev.c:9820) [ 84.272631][ T1790] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 84.272771][ T1790] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 84.272908][ T1790] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 84.273042][ T1790] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 84.273213][ T1790] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 84.273356][ T1790] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.273490][ T1790] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 84.273627][ T1790] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 84.273764][ T1790] ? __kernel_text_address (kernel/extable.c:79) [ 84.273901][ T1790] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.274037][ T1790] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.274168][ T1790] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 84.274302][ T1790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.274500][ T1790] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.274641][ T1790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.274779][ T1790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.274911][ T1790] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 84.275045][ T1790] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 84.275178][ T1790] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 84.275313][ T1790] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 84.275515][ T1790] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 84.275661][ T1790] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 84.275807][ T1790] rtnl_newlink (net/core/rtnetlink.c:4150) [ 84.275944][ T1790] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.276081][ T1790] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.276214][ T1790] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.276415][ T1790] ? mark_usage (kernel/locking/lockdep.c:4674) [ 84.276574][ T1790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.276719][ T1790] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.276857][ T1790] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.276993][ T1790] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.277128][ T1790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.277262][ T1790] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 84.277400][ T1790] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 84.277534][ T1790] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.277675][ T1790] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.277813][ T1790] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.277954][ T1790] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.278093][ T1790] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 84.278237][ T1790] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 84.278378][ T1790] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 84.278513][ T1790] ? netlink_ack (./include/linux/skbuff.h:2718) [ 84.278655][ T1790] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 84.278793][ T1790] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 84.278930][ T1790] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 84.279065][ T1790] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 84.279198][ T1790] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 84.279333][ T1790] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 84.279477][ T1790] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 84.279617][ T1790] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 84.279759][ T1790] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 84.279892][ T1790] ? copy_msghdr_from_user (net/socket.c:2635) [ 84.280027][ T1790] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 84.280193][ T1790] ? move_addr_to_kernel (net/socket.c:258) [ 84.280329][ T1790] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 84.280498][ T1790] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 84.280649][ T1790] ___sys_sendmsg (net/socket.c:2752) [ 84.280784][ T1790] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 84.280952][ T1790] ? copy_msghdr_from_user (net/socket.c:2603) [ 84.281098][ T1790] __sys_sendmsg (net/socket.c:2784) [ 84.281230][ T1790] ? __sys_sendmsg_sock (net/socket.c:2765) [ 84.281371][ T1790] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 84.281539][ T1790] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 84.281683][ T1790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.281820][ T1790] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 84.281953][ T1790] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 84.282085][ T1790] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 84.282221][ T1790] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 84.282393][ T1790] RIP: 0033:0x7fa99dbdd08e [ 84.282536][ T1790] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 84.283053][ T1790] RSP: 002b:00007ffdb5b01dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 84.283255][ T1790] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa99dbdd08e [ 84.283459][ T1790] RDX: 0000000000000000 RSI: 00007ffdb5b01e70 RDI: 0000000000000005 [ 84.283668][ T1790] RBP: 00007ffdb5b01dd0 R08: 0000000000000000 R09: 0000000000000000 [ 84.283871][ T1790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d006 [ 84.284070][ T1790] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb5b02540 | [ 84.533208][ T12] ------------[ cut here ]------------ | [ 84.533430][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 84.533691][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.534199][ T12] Tainted: [W]=WARN [ 84.534296][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.534464][ T12] Workqueue: netns cleanup_net [ 84.534603][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.534776][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.535231][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 84.535402][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed540 RCX: 1ff4000000018ec7 [ 84.535597][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed5fc [ 84.536656][ T12] RBP: ff1100001031a000 R08: 1fe2200001d3dac1 R09: ff11000001aed1d0 [ 84.536851][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 84.537041][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 84.537243][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.537472][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.537660][ T12] CR2: 000055910bef40a8 CR3: 0000000008cf7004 CR4: 0000000000771ef0 [ 84.537858][ T12] PKRU: 55555554 [ 84.537954][ T12] Call Trace: [ 84.538051][ T12] [ 84.538118][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 84.538248][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 84.538347][ T12] netif_close_many (net/core/dev.c:1804) [ 84.538481][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 84.538617][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 84.538781][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 84.538954][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 84.539084][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.539242][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.539376][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.539505][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.539643][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.539780][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.539917][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.540046][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.540178][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.540305][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.540442][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.540570][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.540705][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.540888][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.541013][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.541140][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.541295][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.541430][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.541561][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.541709][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.541841][ T12] kthread (kernel/kthread.c:436) [ 84.541937][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.542095][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.542222][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.542358][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.542524][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.542654][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.542787][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.545021][ T12] ------------[ cut here ]------------ | [ 84.545164][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 84.545412][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.545867][ T12] Tainted: [W]=WARN [ 84.545962][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.546113][ T12] Workqueue: netns cleanup_net [ 84.546263][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.546431][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.546904][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.547070][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ece40 RCX: 1ff4000000018eed [ 84.547255][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecefc [ 84.547444][ T12] RBP: ff1100000982c000 R08: 1fe2200001d3d9e1 R09: ff11000001aed1d0 [ 84.547634][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 84.547828][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.548011][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.548223][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.548390][ T12] CR2: 000055910bef40a8 CR3: 0000000008cf7004 CR4: 0000000000771ef0 [ 84.548578][ T12] PKRU: 55555554 [ 84.548674][ T12] Call Trace: [ 84.548772][ T12] [ 84.548840][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.548997][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.549147][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.549272][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.549403][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.549552][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.549678][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.549807][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.549930][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.550068][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.550192][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.550314][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.550441][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.550567][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.550694][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.550827][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.550967][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.551088][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.551214][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.551338][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.551481][ T12] kthread (kernel/kthread.c:436) [ 84.551575][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.551742][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.551863][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.552062][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.552212][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.552333][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.552533][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.556640][ T12] ------------[ cut here ]------------ | [ 84.556854][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 84.557112][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.557554][ T12] Tainted: [W]=WARN [ 84.557683][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.557842][ T12] Workqueue: netns cleanup_net [ 84.557986][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.558148][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.558575][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.558741][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26040 RCX: 1ff4000000018eed [ 84.558923][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd260fc [ 84.559102][ T12] RBP: ff1100000a81c000 R08: 1fe22000017a4c21 R09: ff11000001aed1d0 [ 84.559283][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 84.559468][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.559653][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.559871][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.560057][ T12] CR2: 000055910bef40a8 CR3: 0000000008cf7004 CR4: 0000000000771ef0 [ 84.560264][ T12] PKRU: 55555554 [ 84.560481][ T12] Call Trace: [ 84.560571][ T12] [ 84.560641][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.560800][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.560952][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.561072][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.561192][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.561312][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.561497][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.561624][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.561756][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.561875][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.562002][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.562136][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.562257][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.562458][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.562644][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.562773][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.562898][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.563018][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.563142][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.563274][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.563465][ T12] kthread (kernel/kthread.c:436) [ 84.563558][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.563711][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.563834][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.563955][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.564107][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.564231][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.564400][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.574454][ T12] ------------[ cut here ]------------ | [ 84.574642][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 84.574949][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.575387][ T12] Tainted: [W]=WARN [ 84.575480][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.575641][ T12] Workqueue: netns cleanup_net [ 84.575776][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.575936][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.576940][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.577109][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57ba80 RCX: 1ff4000000018eed [ 84.577296][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bb3c [ 84.577595][ T12] RBP: ff110000093a4000 R08: 1fe22000018af769 R09: ff11000001aed1d0 [ 84.577779][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 84.577957][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.578136][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.578460][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.578617][ T12] CR2: 000055910bef40a8 CR3: 0000000008cf7004 CR4: 0000000000771ef0 [ 84.578803][ T12] PKRU: 55555554 [ 84.578893][ T12] Call Trace: [ 84.578982][ T12] [ 84.579047][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.579199][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.579442][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.579599][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.579756][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.579879][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.579998][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.580119][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.580254][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.580470][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.580602][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.580723][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.580857][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.580980][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.581100][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.581221][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.581454][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.581574][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.581702][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.581847][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.581967][ T12] kthread (kernel/kthread.c:436) [ 84.582057][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.582206][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.582327][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.582538][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.582710][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.582834][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.582955][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.585174][ T12] ------------[ cut here ]------------ | [ 84.585292][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 84.585535][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.585977][ T12] Tainted: [W]=WARN [ 84.586066][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.586214][ T12] Workqueue: netns cleanup_net [ 84.586340][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.586532][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.586998][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.587152][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b540 RCX: 1ff4000000018eed [ 84.587329][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b5fc [ 84.587518][ T12] RBP: ff1100000ed99000 R08: 1fe22000018af6c1 R09: ff11000001aed1d0 [ 84.587705][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 84.587887][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.588093][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.588304][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.588466][ T12] CR2: 000055910bef40a8 CR3: 0000000008cf7004 CR4: 0000000000771ef0 [ 84.588658][ T12] PKRU: 55555554 [ 84.588764][ T12] Call Trace: [ 84.588854][ T12] [ 84.588918][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.589077][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.589227][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.589355][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.589479][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.589614][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.589755][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.589877][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.590000][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.590132][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.590257][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.590385][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.590505][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.590668][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.590819][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.590949][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.591077][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.591198][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.591323][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.591452][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.591572][ T12] kthread (kernel/kthread.c:436) [ 84.591875][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.592027][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.592147][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.592270][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.592429][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.592549][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.592676][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.595327][ T12] ------------[ cut here ]------------ | [ 84.595991][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 84.596230][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.596721][ T12] Tainted: [W]=WARN [ 84.596817][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.596968][ T12] Workqueue: netns cleanup_net [ 84.597091][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.597248][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.597749][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.597901][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b000 RCX: 1ff4000000018eed [ 84.598085][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b0bc [ 84.598267][ T12] RBP: ff1100000abf9000 R08: 1fe22000018af619 R09: ff11000001aed1d0 [ 84.598493][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 84.598683][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.598867][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 84.599078][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.599228][ T12] CR2: 000055910bef40a8 CR3: 0000000008cf7004 CR4: 0000000000771ef0 [ 84.599455][ T12] PKRU: 55555554 [ 84.599548][ T12] Call Trace: [ 84.599649][ T12] [ 84.599712][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.599875][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.600024][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.600144][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.600265][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.600432][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.600553][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.600686][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.600817][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.600935][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.601059][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.601189][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.601308][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.601479][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.601609][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.601762][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.601958][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.602077][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.602200][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.602323][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.602562][ T12] kthread (kernel/kthread.c:436) [ 84.602661][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.602817][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.602940][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.603064][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.603251][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.603493][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.603620][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.606112][ T12] ------------[ cut here ]------------ | [ 84.606296][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 84.606632][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.607179][ T12] Tainted: [W]=WARN [ 84.607318][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.607536][ T12] Workqueue: netns cleanup_net [ 84.607724][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.607939][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.608458][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.608672][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57aac0 RCX: 1ff4000000018eed [ 84.608901][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57ab7c [ 84.609126][ T12] RBP: ff1100000f871000 R08: 1fe22000018af571 R09: ff11000001aed1d0 [ 84.609365][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 84.609606][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.609842][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 84.610098][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.610296][ T12] CR2: 00007f486e144710 CR3: 0000000008cf7002 CR4: 0000000000771ef0 [ 84.610564][ T12] PKRU: 55555554 [ 84.610711][ T12] Call Trace: [ 84.610857][ T12] [ 84.610969][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.611174][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.611386][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.611572][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.611780][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.611976][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.612159][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.612332][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.612525][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.612705][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.612891][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.613062][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.613233][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.613448][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.613632][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.613816][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.613992][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.614162][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.614337][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.614532][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.614712][ T12] kthread (kernel/kthread.c:436) [ 84.614863][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.615093][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.615267][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.615460][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.615670][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.615854][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.616041][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.618830][ T12] ------------[ cut here ]------------ | [ 84.619013][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 84.619299][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.620805][ T12] Tainted: [W]=WARN [ 84.620993][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.621237][ T12] Workqueue: netns cleanup_net [ 84.621474][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.621751][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.622274][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.622541][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff4000000018eed [ 84.622832][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 84.623105][ T12] RBP: ff1100000997c000 R08: 1fe22000019c6731 R09: ff11000001aed1d0 [ 84.623393][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 84.623674][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.623956][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 84.624262][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.624524][ T12] CR2: 00007f486e144710 CR3: 0000000008cf7002 CR4: 0000000000771ef0 [ 84.624817][ T12] PKRU: 55555554 [ 84.625002][ T12] Call Trace: [ 84.625187][ T12] [ 84.625401][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.625657][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.625909][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.626088][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.626259][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.626446][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.626625][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.626807][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.626981][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.627149][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.627322][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.627509][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.627691][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.627872][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.628041][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.628245][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.628434][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.628608][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.628797][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.628972][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.629143][ T12] kthread (kernel/kthread.c:436) [ 84.629284][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.629497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.629680][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.629875][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.630073][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.630245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.630430][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.642754][ T12] ------------[ cut here ]------------ | [ 84.643034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 84.643467][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.644240][ T12] Tainted: [W]=WARN [ 84.644450][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.644770][ T12] Workqueue: netns cleanup_net [ 84.645020][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.645317][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.646193][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.646587][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018eed [ 84.647005][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 84.647434][ T12] RBP: ff11000008d19000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 84.647772][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 84.648048][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.648295][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 84.648583][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.648893][ T12] CR2: 00007f486e144710 CR3: 0000000008cf7002 CR4: 0000000000771ef0 [ 84.649151][ T12] PKRU: 55555554 [ 84.649291][ T12] Call Trace: [ 84.649447][ T12] [ 84.649561][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.649782][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.649980][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.650153][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.650325][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.650511][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.650693][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.650872][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.651045][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.651215][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.651402][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.651576][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.651823][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.652101][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.652365][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.652614][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.652877][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.653120][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.653390][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.653643][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.653896][ T12] kthread (kernel/kthread.c:436) [ 84.654051][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.654269][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.654456][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.654638][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.655187][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.655375][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.655547][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.658131][ T12] ------------[ cut here ]------------ | [ 84.658314][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 84.658724][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.659296][ T12] Tainted: [W]=WARN [ 84.659454][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.659666][ T12] Workqueue: netns cleanup_net [ 84.659848][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.660055][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.660549][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.660768][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32900 RCX: 1ff4000000018eed [ 84.660996][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce329bc [ 84.661226][ T12] RBP: ff11000009114000 R08: 1fe22000019c6539 R09: ff11000001aed1d0 [ 84.661469][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 84.661730][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.661971][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 84.662230][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.662445][ T12] CR2: 00007f486e144710 CR3: 0000000008cf7002 CR4: 0000000000771ef0 [ 84.662708][ T12] PKRU: 55555554 [ 84.662856][ T12] Call Trace: [ 84.662998][ T12] [ 84.663112][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.663328][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.663543][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.663731][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.663914][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.664086][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.664278][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.664464][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.664649][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.664829][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.665005][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.665179][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.665362][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.665536][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.665722][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.665908][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.666086][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.666259][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.666459][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.666648][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.666830][ T12] kthread (kernel/kthread.c:436) [ 84.666974][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.667175][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.667362][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.667535][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.667779][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.667951][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.668123][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.671033][ T12] ------------[ cut here ]------------ | [ 84.671221][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 84.671978][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.672636][ T12] Tainted: [W]=WARN [ 84.672830][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.673076][ T12] Workqueue: netns cleanup_net [ 84.673321][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.673601][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.674169][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 84.674431][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82040 RCX: 1ff4000000018eed [ 84.674713][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd820fc [ 84.675000][ T12] RBP: ff1100001031a000 R08: 1fe22000017b0421 R09: ff11000001aed1d0 [ 84.675291][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 84.675578][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.675872][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 84.676178][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.676449][ T12] CR2: 00007f486e144710 CR3: 0000000008cf7002 CR4: 0000000000771ef0 [ 84.676748][ T12] PKRU: 55555554 [ 84.676934][ T12] Call Trace: [ 84.677119][ T12] [ 84.677276][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.677570][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.677833][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 84.678050][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 84.678284][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 84.678513][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 84.678750][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 84.678995][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 84.679192][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.679383][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.679571][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.679760][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.679930][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.680102][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.680274][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.680462][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.680646][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.680828][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.681005][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.681213][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.681400][ T12] kthread (kernel/kthread.c:436) [ 84.681544][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.681762][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.681935][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.682111][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.682308][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.682491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.682671][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 84.705780][ T12] ------------[ cut here ]------------ | [ 84.706169][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 84.706936][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 84.707661][ T12] Tainted: [W]=WARN [ 84.707880][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.708130][ T12] Workqueue: netns cleanup_net [ 84.708393][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 84.708681][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 84.709241][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 84.709506][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82ac0 RCX: 1ff4000000018ed5 [ 84.709822][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82b7c [ 84.710132][ T12] RBP: ff11000004d74000 R08: 1fe22000017b0571 R09: ff11000001aed1d0 [ 84.710437][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 84.710723][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 84.711049][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 84.711378][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.711590][ T12] CR2: 00007f486e144710 CR3: 0000000008cf7002 CR4: 0000000000771ef0 [ 84.711838][ T12] PKRU: 55555554 [ 84.711980][ T12] Call Trace: [ 84.712123][ T12] [ 84.712259][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 84.712487][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 84.712706][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 84.712889][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 84.713080][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 84.713256][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 84.713443][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 84.713624][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 84.713812][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 84.713984][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 84.714173][ T12] cleanup_net (net/core/net_namespace.c:702) [ 84.714363][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 84.714535][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 84.714722][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 84.714906][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 84.715081][ T12] process_one_work (kernel/workqueue.c:3314) [ 84.715262][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 84.715451][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 84.715662][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 84.715882][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 84.716057][ T12] kthread (kernel/kthread.c:436) [ 84.716202][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.716418][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.716598][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 84.716785][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 84.716990][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 84.717165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 84.717339][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.606155][ T12] ------------[ cut here ]------------ | [ 85.606373][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.606685][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.607236][ T12] Tainted: [W]=WARN [ 85.607399][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.607608][ T12] Workqueue: netns cleanup_net [ 85.607801][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.608026][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.608524][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 85.608738][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1318c0 RCX: 1ff4000000018ec7 [ 85.609018][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13197c [ 85.609324][ T12] RBP: ff1100000f912000 R08: 1fe2200001426331 R09: ff11000001aed1d0 [ 85.609575][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 85.609862][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 85.610099][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.610379][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.610592][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.610847][ T12] PKRU: 55555554 [ 85.610989][ T12] Call Trace: [ 85.611132][ T12] [ 85.611247][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.611445][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.611613][ T12] netif_close_many (net/core/dev.c:1804) [ 85.611800][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 85.611977][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 85.612184][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 85.612402][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.612588][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.612808][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.612990][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.613169][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.613364][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.613540][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.613731][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.613917][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.614096][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.614272][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.614468][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.614657][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.614840][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.615018][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.615195][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.615390][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.615574][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.615798][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.615987][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.616172][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.616362][ T12] kthread (kernel/kthread.c:436) [ 85.616510][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.616729][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.616917][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.617129][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.617338][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.617533][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.617721][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.620180][ T12] ------------[ cut here ]------------ | [ 85.620394][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.620707][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.621276][ T12] Tainted: [W]=WARN [ 85.621692][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.621937][ T12] Workqueue: netns cleanup_net [ 85.622123][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.622341][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.622881][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 85.623096][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e38c0 RCX: 1ff4000000018e80 [ 85.623339][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e397c [ 85.623598][ T12] RBP: ff110000128f4000 R08: 1fe2200001afc731 R09: ff11000001aed1d0 [ 85.623883][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 85.624129][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 85.624389][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.624677][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.624898][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.625145][ T12] PKRU: 55555554 [ 85.625292][ T12] Call Trace: [ 85.625540][ T12] [ 85.625673][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.625863][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.626017][ T12] netif_close_many (net/core/dev.c:1804) [ 85.626201][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 85.626398][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.627263][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 85.627470][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 85.627669][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 85.627855][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 85.628036][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 85.628223][ T12] notifier_call_chain (kernel/notifier.c:85) [ 85.628422][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 85.628612][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 85.628805][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 85.629024][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 85.629322][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.629520][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.629750][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.629933][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.630202][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.630401][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.630588][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.630786][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.631054][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.631239][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.631435][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.631623][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.631899][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.632082][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.632268][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.632466][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.632754][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.632942][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.633122][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.633310][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.633511][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.633793][ T12] kthread (kernel/kthread.c:436) [ 85.633945][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.634164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.634366][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.634553][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.634785][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.634973][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.635319][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.638521][ T12] ------------[ cut here ]------------ | [ 85.638695][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.638991][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.640001][ T12] Tainted: [W]=WARN [ 85.640202][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.640479][ T12] Workqueue: netns cleanup_net [ 85.640716][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.640984][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.641529][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.641801][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2200 RCX: 1ff4000000018eed [ 85.642077][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e22bc [ 85.642368][ T12] RBP: ff1100000f904000 R08: 1fe2200001afc459 R09: ff11000001aed1d0 [ 85.642655][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.642940][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.643219][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.643541][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.643812][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.644116][ T12] PKRU: 55555554 [ 85.644304][ T12] Call Trace: [ 85.644505][ T12] [ 85.644670][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.644933][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.645181][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.645422][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.645710][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.645884][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.646073][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.646247][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.646585][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.646848][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.647097][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.647272][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.647536][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.647724][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.647909][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.648089][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.648265][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.648453][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.648635][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.648824][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.648996][ T12] kthread (kernel/kthread.c:436) [ 85.649139][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.649340][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.649529][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.649716][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.649927][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.650101][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.650274][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.653560][ T12] ------------[ cut here ]------------ | [ 85.653824][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.654110][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.654757][ T12] Tainted: [W]=WARN [ 85.654952][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.655199][ T12] Workqueue: netns cleanup_net [ 85.655438][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.655709][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.656242][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.656508][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e23c0 RCX: 1ff4000000018eed [ 85.656803][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e247c [ 85.657080][ T12] RBP: ff11000008fe1000 R08: 1fe2200001afc491 R09: ff11000001aed1d0 [ 85.657370][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.657657][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.657945][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.658253][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.658515][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.658820][ T12] PKRU: 55555554 [ 85.659008][ T12] Call Trace: [ 85.659194][ T12] [ 85.659371][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.659637][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.659894][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.660113][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.660336][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.660634][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.660867][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.661086][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.661308][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.661540][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.661786][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.662011][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.662231][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.662471][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.662702][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.662931][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.663237][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.663529][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.663757][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.663933][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.664110][ T12] kthread (kernel/kthread.c:436) [ 85.664283][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.664502][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.664724][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.664907][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.665110][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.665287][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.665479][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.669565][ T12] ------------[ cut here ]------------ | [ 85.669755][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.670077][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.670749][ T12] Tainted: [W]=WARN [ 85.670988][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.671285][ T12] Workqueue: netns cleanup_net [ 85.671587][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.671908][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.672509][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.672793][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f700 RCX: 1ff4000000018eed [ 85.673108][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f7bc [ 85.673398][ T12] RBP: ff11000009501000 R08: 1fe22000018cfef9 R09: ff11000001aed1d0 [ 85.673692][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.673979][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.674258][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.674595][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.674858][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.675137][ T12] PKRU: 55555554 [ 85.675324][ T12] Call Trace: [ 85.675525][ T12] [ 85.675695][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.675960][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.676207][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.676440][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.676668][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.676900][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.677122][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.677401][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.677637][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.677884][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.678124][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.678401][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.678660][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.678893][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.679115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.679336][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.679673][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.679953][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.680224][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.680519][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.680803][ T12] kthread (kernel/kthread.c:436) [ 85.681038][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.681331][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.681622][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.681898][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.682173][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.682405][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.682640][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.685239][ T12] ------------[ cut here ]------------ | [ 85.685431][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.685723][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.686265][ T12] Tainted: [W]=WARN [ 85.686424][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.686651][ T12] Workqueue: netns cleanup_net [ 85.686840][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.687048][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.687543][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.687768][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f8c0 RCX: 1ff4000000018eed [ 85.687997][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f97c [ 85.688240][ T12] RBP: ff1100000a0cc000 R08: 1fe22000018cff31 R09: ff11000001aed1d0 [ 85.688484][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.688722][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.688977][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.689241][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.689458][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.689702][ T12] PKRU: 55555554 [ 85.689851][ T12] Call Trace: [ 85.689994][ T12] [ 85.690111][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.690317][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.690531][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.690718][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.690900][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.691074][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.691251][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.691446][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.691634][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.691816][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.691994][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.692170][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.692341][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.692530][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.692713][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.692902][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.693078][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.693249][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.693438][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.693622][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.693803][ T12] kthread (kernel/kthread.c:436) [ 85.693946][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.694152][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.694322][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.694511][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.694726][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.694936][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.695111][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.698077][ T12] ------------[ cut here ]------------ | [ 85.698265][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.699064][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.699813][ T12] Tainted: [W]=WARN [ 85.700024][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.700295][ T12] Workqueue: netns cleanup_net [ 85.700543][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.700824][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.701393][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.701651][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f1c0 RCX: 1ff4000000018eed [ 85.701951][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f27c [ 85.702240][ T12] RBP: ff1100000bf21000 R08: 1fe22000018cfe51 R09: ff11000001aed1d0 [ 85.702533][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.702826][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.703135][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.703464][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.703724][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.704010][ T12] PKRU: 55555554 [ 85.704194][ T12] Call Trace: [ 85.704396][ T12] [ 85.704556][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.704827][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.705074][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.705293][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.705530][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.705766][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.705987][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.706209][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.706445][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.706672][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.706903][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.707120][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.707337][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.707635][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.707900][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.708167][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.708481][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.708768][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.709034][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.709303][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.709585][ T12] kthread (kernel/kthread.c:436) [ 85.709836][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.710115][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.710300][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.710488][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.710700][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.710882][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.711056][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.713844][ T12] ------------[ cut here ]------------ | [ 85.714008][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.714291][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.715374][ T12] Tainted: [W]=WARN [ 85.715568][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.715830][ T12] Workqueue: netns cleanup_net [ 85.716057][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.716319][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.716882][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.717131][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67ee40 RCX: 1ff4000000018eed [ 85.717421][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eefc [ 85.717713][ T12] RBP: ff110000097a4000 R08: 1fe22000018cfde1 R09: ff11000001aed1d0 [ 85.718004][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.718278][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.718570][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.718890][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.719142][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.719433][ T12] PKRU: 55555554 [ 85.719632][ T12] Call Trace: [ 85.719826][ T12] [ 85.720048][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.720441][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.720654][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.720837][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.721012][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.721183][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.721371][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.721546][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.721732][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.721912][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.722087][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.722259][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.722445][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.722623][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.722802][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.722977][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.723153][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.723325][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.723519][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.723707][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.723884][ T12] kthread (kernel/kthread.c:436) [ 85.724028][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.724233][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.724422][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.724603][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.724816][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.724989][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.725164][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.727952][ T12] ------------[ cut here ]------------ | [ 85.728122][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.729097][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.729764][ T12] Tainted: [W]=WARN [ 85.729957][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.730208][ T12] Workqueue: netns cleanup_net [ 85.730452][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.730738][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.731277][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.731538][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217700 RCX: 1ff4000000018eed [ 85.731835][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2177bc [ 85.732113][ T12] RBP: ff11000010024000 R08: 1fe2200001842ef9 R09: ff11000001aed1d0 [ 85.732403][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.732699][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.732992][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.733302][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.733567][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.733869][ T12] PKRU: 55555554 [ 85.734053][ T12] Call Trace: [ 85.734238][ T12] [ 85.734420][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.734708][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.734982][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.735202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.735438][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.735660][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.735895][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.736115][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.736400][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.736632][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.736862][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.737092][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.737307][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.737541][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.737782][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.738035][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.738332][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.738649][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.738930][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.739199][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.739480][ T12] kthread (kernel/kthread.c:436) [ 85.739716][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.739927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.740100][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.740272][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.740505][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.740700][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.740883][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.743491][ T12] ------------[ cut here ]------------ | [ 85.743666][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.743960][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.744806][ T12] Tainted: [W]=WARN [ 85.745031][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.745280][ T12] Workqueue: netns cleanup_net [ 85.745529][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.745804][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.746367][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.746634][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff4000000018eed [ 85.746920][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 85.747195][ T12] RBP: ff11000006259000 R08: 1fe2200001842e89 R09: ff11000001aed1d0 [ 85.747501][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.747795][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.748074][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.748397][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.748655][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.748940][ T12] PKRU: 55555554 [ 85.749126][ T12] Call Trace: [ 85.749315][ T12] [ 85.749505][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.749780][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.750027][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.750244][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.750478][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.750727][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.750960][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.751181][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.751415][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.751642][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.751889][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.752108][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.752324][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.752558][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.752829][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.753121][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.753443][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.753711][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.753991][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.754169][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.754343][ T12] kthread (kernel/kthread.c:436) [ 85.754501][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.754716][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.754897][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.755070][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.755273][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.755461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.755646][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.758188][ T12] ------------[ cut here ]------------ | [ 85.758375][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.758673][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.759205][ T12] Tainted: [W]=WARN [ 85.759570][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.759886][ T12] Workqueue: netns cleanup_net [ 85.760140][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.760456][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.760994][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.761245][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d380 RCX: 1ff4000000018eed [ 85.761535][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d43c [ 85.761837][ T12] RBP: ff1100000fe61000 R08: 1fe2200001663a89 R09: ff11000001aed1d0 [ 85.762113][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.762404][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.762691][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.763006][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.763254][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.763549][ T12] PKRU: 55555554 [ 85.763753][ T12] Call Trace: [ 85.763940][ T12] [ 85.764099][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.764408][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.764659][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.764888][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.765112][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.765330][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.765562][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.765798][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.766020][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.766237][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.766474][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.766705][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.766931][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.767152][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.767388][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.767622][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.767856][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.768076][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.768300][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.768540][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.768780][ T12] kthread (kernel/kthread.c:436) [ 85.768972][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.769220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.769451][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.769679][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.769933][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.770204][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.770488][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.775453][ T12] ------------[ cut here ]------------ | [ 85.775608][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 85.775868][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.776331][ T12] Tainted: [W]=WARN [ 85.776437][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.776599][ T12] Workqueue: netns cleanup_net [ 85.776732][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.776915][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.777423][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 85.777587][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6ba80 RCX: 1ff4000000018e99 [ 85.777783][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bb3c [ 85.777971][ T12] RBP: ff110000128f4000 R08: 1fe220000194d769 R09: ff11000001aed1d0 [ 85.778159][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.778401][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.778645][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.778876][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.779036][ T12] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.779228][ T12] PKRU: 55555554 [ 85.779323][ T12] Call Trace: [ 85.779468][ T12] [ 85.779534][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.779703][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.779867][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 85.779998][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.780129][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 85.780293][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 85.780473][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 85.780607][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 85.780734][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 85.780869][ T12] notifier_call_chain (kernel/notifier.c:85) [ 85.780999][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 85.781161][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.781319][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.781500][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.781630][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.781788][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.781922][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.782051][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.782179][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.782304][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.782486][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.782619][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.782749][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.782878][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.783004][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.783133][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.783265][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.783441][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.783573][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.783713][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.783848][ T12] kthread (kernel/kthread.c:436) [ 85.783944][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.784101][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.784230][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.784408][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.784568][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.784701][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.784834][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.799641][ T12] ------------[ cut here ]------------ | [ 85.799830][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 85.800075][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.800524][ T12] Tainted: [W]=WARN [ 85.800623][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.800780][ T12] Workqueue: netns cleanup_net [ 85.800909][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.801066][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.801508][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 85.801666][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b700 RCX: 1ff4000000018eed [ 85.801852][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b7bc [ 85.802038][ T12] RBP: ff1100000f912000 R08: 1fe220000194d6f9 R09: ff11000001aed1d0 [ 85.802217][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 85.802402][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.802588][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 85.802811][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.802962][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 85.803147][ T12] PKRU: 55555554 [ 85.803238][ T12] Call Trace: [ 85.803327][ T12] [ 85.803395][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.803551][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.803705][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 85.803834][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 85.803958][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.804078][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 85.804200][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.804325][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 85.804452][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.804575][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.804707][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.804836][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.804962][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.805084][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.805210][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.805332][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.805463][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.805591][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.805722][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.805854][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.805975][ T12] kthread (kernel/kthread.c:436) [ 85.806067][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.806220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.806341][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.806467][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.806623][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.806753][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.806875][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.815441][ T1822] ------------[ cut here ]------------ | [ 85.815604][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 85.815879][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.816329][ T1822] Tainted: [W]=WARN [ 85.816439][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.816652][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.816857][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.817354][ T1822] RSP: 0018:ffa000000143fa80 EFLAGS: 00010286 [ 85.817526][ T1822] RAX: 00000000ffffffa6 RBX: ff1100000ca6a580 RCX: 1ff4000000287f16 [ 85.817749][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a63c [ 85.817950][ T1822] RBP: ff1100000e061000 R08: 1fe220000194d4c9 R09: ff1100000c2a2e80 [ 85.818178][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.818384][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e061000 [ 85.818595][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.818839][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.819009][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.819213][ T1822] PKRU: 55555554 [ 85.819313][ T1822] Call Trace: [ 85.819419][ T1822] [ 85.819490][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.819630][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 85.819851][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.819955][ T1822] register_netdevice (net/core/dev.c:11488) [ 85.820090][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 85.820259][ T1822] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 85.820397][ T1822] register_netdev (net/core/dev.c:11552) [ 85.820533][ T1822] loopback_net_init (drivers/net/loopback.c:218) [ 85.820675][ T1822] ops_init (net/core/net_namespace.c:137) [ 85.820787][ T1822] setup_net (net/core/net_namespace.c:446) [ 85.820894][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 85.821028][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 85.821163][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 85.821306][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 85.821447][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 85.821588][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 85.821724][ T1822] ksys_unshare (kernel/fork.c:3243) [ 85.821885][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.822022][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 85.822173][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 85.822318][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 85.822463][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 85.822599][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 85.822734][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 85.822875][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 85.823011][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 85.823153][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.823339][ T1822] RIP: 0033:0x7fba98f1abcb [ 85.823490][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 85.823987][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 85.824193][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 85.824399][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 85.824615][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 85.824821][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 85.825024][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 85.829434][ T1822] ------------[ cut here ]------------ | [ 85.829584][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 85.829853][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.830292][ T1822] Tainted: [W]=WARN [ 85.830397][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.830567][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.830752][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.831269][ T1822] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 85.831444][ T1822] RAX: 00000000ffffffa6 RBX: ff11000010783c40 RCX: 1ff4000000287ee9 [ 85.831650][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783cfc [ 85.831870][ T1822] RBP: ff1100000612c000 R08: 1fe22000020f07a1 R09: ff1100000c2a2e80 [ 85.832069][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.832266][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000612c000 [ 85.832475][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.832715][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.832887][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.833088][ T1822] PKRU: 55555554 [ 85.833191][ T1822] Call Trace: [ 85.833290][ T1822] [ 85.833362][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.833500][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 85.833639][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.833745][ T1822] register_netdevice (net/core/dev.c:11488) [ 85.833881][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 85.834050][ T1822] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 85.834186][ T1822] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 85.834321][ T1822] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 85.834462][ T1822] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 85.834600][ T1822] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 85.834732][ T1822] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 85.834870][ T1822] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 85.835004][ T1822] ops_init (net/core/net_namespace.c:137) [ 85.835107][ T1822] setup_net (net/core/net_namespace.c:446) [ 85.835208][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 85.835344][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 85.835485][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 85.835626][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 85.835776][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 85.835919][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 85.836056][ T1822] ksys_unshare (kernel/fork.c:3243) [ 85.836192][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.836329][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 85.836471][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 85.836611][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 85.836753][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 85.836886][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 85.837019][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 85.837153][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 85.837284][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 85.837424][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.837594][ T1822] RIP: 0033:0x7fba98f1abcb [ 85.837732][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 85.838213][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 85.838421][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 85.838624][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 85.838844][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 85.839044][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 85.839251][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 85.843300][ T1822] ------------[ cut here ]------------ | [ 85.843461][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 85.843733][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.844185][ T1822] Tainted: [W]=WARN [ 85.844289][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.844464][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.844644][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.845136][ T1822] RSP: 0018:ffa000000143f8f8 EFLAGS: 00010286 [ 85.845305][ T1822] RAX: 00000000ffffffa6 RBX: ff11000010783380 RCX: 1ff4000000287ee5 [ 85.845513][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078343c [ 85.845719][ T1822] RBP: ff11000004dbc000 R08: 1fe22000020f0689 R09: ff1100000c2a2e80 [ 85.845937][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.846141][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004dbc000 [ 85.846345][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.846594][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.846770][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.846993][ T1822] PKRU: 55555554 [ 85.847100][ T1822] Call Trace: [ 85.847205][ T1822] [ 85.847274][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.847417][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 85.847553][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.847662][ T1822] register_netdevice (net/core/dev.c:11488) [ 85.847806][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 85.847977][ T1822] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 85.848114][ T1822] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 85.848250][ T1822] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 85.848394][ T1822] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 85.848533][ T1822] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 85.848673][ T1822] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 85.848814][ T1822] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 85.848949][ T1822] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 85.849087][ T1822] vti_init_net (net/ipv4/ip_vti.c:517) [ 85.849225][ T1822] ops_init (net/core/net_namespace.c:137) [ 85.849329][ T1822] setup_net (net/core/net_namespace.c:446) [ 85.849436][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 85.849572][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 85.849731][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 85.849880][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 85.850018][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 85.850157][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 85.850298][ T1822] ksys_unshare (kernel/fork.c:3243) [ 85.850440][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.850576][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 85.850720][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 85.850862][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 85.851003][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 85.851138][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 85.851275][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 85.851416][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 85.851554][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 85.851694][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.851867][ T1822] RIP: 0033:0x7fba98f1abcb [ 85.852010][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 85.852514][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 85.852728][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 85.852938][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 85.853144][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 85.853351][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 85.853553][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 85.857821][ T1822] ------------[ cut here ]------------ | [ 85.857994][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 85.858263][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.858747][ T1822] Tainted: [W]=WARN [ 85.858850][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.859021][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.859201][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.859700][ T1822] RSP: 0018:ffa000000143fa78 EFLAGS: 00010286 [ 85.859883][ T1822] RAX: 00000000ffffffa6 RBX: ff1100000b236900 RCX: 1ff4000000287f15 [ 85.860087][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2369bc [ 85.860289][ T1822] RBP: ff11000008f79000 R08: 1fe2200001646d39 R09: ff1100000c2a2e80 [ 85.860498][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.860706][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f79000 [ 85.860922][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.861164][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.861335][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.861555][ T1822] PKRU: 55555554 [ 85.861659][ T1822] Call Trace: [ 85.861817][ T1822] [ 85.861888][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.862024][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 85.862161][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.862265][ T1822] register_netdevice (net/core/dev.c:11488) [ 85.862406][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 85.862575][ T1822] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.862718][ T1822] register_netdev (net/core/dev.c:11552) [ 85.862858][ T1822] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 85.862995][ T1822] ops_init (net/core/net_namespace.c:137) [ 85.863098][ T1822] setup_net (net/core/net_namespace.c:446) [ 85.863201][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 85.863337][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 85.863478][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 85.863621][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 85.863762][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 85.863900][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 85.864036][ T1822] ksys_unshare (kernel/fork.c:3243) [ 85.864171][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.864311][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 85.864450][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 85.864590][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 85.864729][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 85.864869][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 85.865003][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 85.865139][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 85.865273][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 85.865415][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.865586][ T1822] RIP: 0033:0x7fba98f1abcb [ 85.865727][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 85.866211][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 85.866421][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 85.866626][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 85.866830][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 85.867031][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 85.867232][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 85.868880][ T12] ------------[ cut here ]------------ | [ 85.869016][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 85.869270][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.869737][ T12] Tainted: [W]=WARN [ 85.869838][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.869997][ T12] Workqueue: netns cleanup_net [ 85.870133][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.870300][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.870802][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 85.870971][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906e40 RCX: 1ff4000000018eaf [ 85.871165][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906efc [ 85.871360][ T12] RBP: ff1100000fad1000 R08: 1fe2200001b20de1 R09: ff11000001aed1d0 [ 85.871552][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 85.871754][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edec000 [ 85.871960][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 85.872184][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.872352][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 85.872552][ T12] PKRU: 55555554 [ 85.872654][ T12] Call Trace: [ 85.872756][ T12] [ 85.872823][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.872954][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.873052][ T12] netif_close_many (net/core/dev.c:1804) [ 85.873182][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 85.873310][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 85.873447][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 85.873614][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 85.873783][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.873912][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.874070][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.874196][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.874328][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 85.874494][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 85.874629][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 85.874771][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 85.874900][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 85.875033][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 85.875163][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 85.875292][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.875428][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.875563][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.875694][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.875828][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.875962][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.876088][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.876218][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.876354][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.876482][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.876619][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.876757][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.876884][ T12] kthread (kernel/kthread.c:436) [ 85.876980][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.877137][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.877264][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.877396][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.877560][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.877690][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.877822][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.879642][ T12] ------------[ cut here ]------------ | [ 85.879773][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 85.880021][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.880488][ T12] Tainted: [W]=WARN [ 85.880591][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.880762][ T12] Workqueue: netns cleanup_net [ 85.880894][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.881059][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.881519][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 85.881685][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff4000000018eaf [ 85.881879][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 85.882070][ T12] RBP: ff1100000edec000 R08: 1fe22000004f17d9 R09: ff11000001aed1d0 [ 85.882259][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 85.882459][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 85.882655][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 85.882885][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.883045][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 85.883237][ T12] PKRU: 55555554 [ 85.883333][ T12] Call Trace: [ 85.883434][ T12] [ 85.883502][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.883640][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 85.883774][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.883872][ T12] netif_close_many (net/core/dev.c:1804) [ 85.883999][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 85.884129][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 85.884258][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 85.884422][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 85.884590][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.884717][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.884877][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.885005][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.885132][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 85.885295][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 85.885436][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 85.885567][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 85.885701][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 85.885833][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 85.885961][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 85.886091][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.886221][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.886359][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.886488][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.886620][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.886755][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.886883][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.887011][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.887141][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.887269][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.887407][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.887540][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.887672][ T12] kthread (kernel/kthread.c:436) [ 85.887773][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.887931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.888059][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.888189][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.888352][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.888480][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.888612][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.890883][ T12] ------------[ cut here ]------------ | [ 85.891007][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 85.891250][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.891701][ T12] Tainted: [W]=WARN [ 85.891801][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.891952][ T12] Workqueue: netns cleanup_net [ 85.892079][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.892242][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.892693][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 85.892857][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50e40 RCX: 1ff4000000018ed5 [ 85.893040][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50efc [ 85.893229][ T12] RBP: ff1100000fad1000 R08: 1fe22000019ea1e1 R09: ff11000001aed1d0 [ 85.893419][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 85.893608][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.893801][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 85.894018][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.894175][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 85.894364][ T12] PKRU: 55555554 [ 85.894457][ T12] Call Trace: [ 85.894551][ T12] [ 85.894621][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.894785][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.894938][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.895062][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.895187][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 85.895344][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 85.895481][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 85.895611][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 85.895747][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 85.895871][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 85.895996][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.896124][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.896251][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.896381][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.896505][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.896633][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.896760][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.896885][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.897012][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.897142][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.897270][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.897402][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.897525][ T12] kthread (kernel/kthread.c:436) [ 85.897622][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.897782][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.897905][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.898031][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.898187][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.898310][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.898439][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.900881][ T12] ------------[ cut here ]------------ | [ 85.901011][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 85.901258][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.902162][ T12] Tainted: [W]=WARN [ 85.902255][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.902464][ T12] Workqueue: netns cleanup_net [ 85.902597][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.902760][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.903201][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 85.903406][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c1791c0 RCX: 1ff4000000018ed5 [ 85.903641][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17927c [ 85.903830][ T12] RBP: ff1100000edec000 R08: 1fe220000182f251 R09: ff11000001aed1d0 [ 85.904018][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 85.904206][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.904438][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 85.904657][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.904819][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 85.905003][ T12] PKRU: 55555554 [ 85.905095][ T12] Call Trace: [ 85.905187][ T12] [ 85.905252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.905459][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.905618][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.905751][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.905876][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 85.906034][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 85.906160][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 85.906284][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 85.906458][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 85.906586][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 85.906715][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.906844][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.906969][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.907093][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.907217][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.907342][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.907516][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.907652][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.907783][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.907907][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.908035][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.908165][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.908289][ T12] kthread (kernel/kthread.c:436) [ 85.908433][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.908591][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.908720][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.908850][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.909005][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.909130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.909252][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.912062][ T12] ------------[ cut here ]------------ | [ 85.912256][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 85.912565][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.913126][ T12] Tainted: [W]=WARN [ 85.913271][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.913492][ T12] Workqueue: netns cleanup_net [ 85.913685][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.913908][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.914436][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 85.914670][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff4000000018ed5 [ 85.914913][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 85.915148][ T12] RBP: ff11000004ebc000 R08: 1fe2200001ad7c59 R09: ff11000001aed1d0 [ 85.915398][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 85.915646][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 85.915930][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 85.916198][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.916423][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 85.916673][ T12] PKRU: 55555554 [ 85.916825][ T12] Call Trace: [ 85.916969][ T12] [ 85.917084][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 85.917296][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 85.917517][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 85.917709][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 85.917890][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 85.918101][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 85.918280][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 85.918473][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 85.918665][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 85.918853][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 85.919032][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 85.919211][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.919406][ T12] cleanup_net (net/core/net_namespace.c:702) [ 85.919588][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 85.919778][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 85.919957][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 85.920133][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 85.920310][ T12] process_one_work (kernel/workqueue.c:3314) [ 85.920505][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 85.920694][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 85.920885][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 85.921068][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 85.921244][ T12] kthread (kernel/kthread.c:436) [ 85.921402][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 85.921613][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.921802][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 85.921981][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 85.922190][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 85.922381][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 85.922559][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 85.941033][ T1822] ------------[ cut here ]------------ | [ 85.941210][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 85.941488][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.942004][ T1822] Tainted: [W]=WARN [ 85.942109][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.942282][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.942470][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.942963][ T1822] RSP: 0018:ffa000000143fa68 EFLAGS: 00010286 [ 85.943135][ T1822] RAX: 00000000ffffffa6 RBX: ff1100000d6be740 RCX: 1ff4000000287f13 [ 85.943339][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be7fc [ 85.943548][ T1822] RBP: ff1100000e84c000 R08: 1fe2200001ad7d01 R09: ff1100000c2a2e80 [ 85.943762][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.943969][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e84c000 [ 85.944174][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.944418][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.944594][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.944824][ T1822] PKRU: 55555554 [ 85.944928][ T1822] Call Trace: [ 85.945030][ T1822] [ 85.945103][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.945240][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 85.945382][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.945487][ T1822] register_netdevice (net/core/dev.c:11488) [ 85.945629][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 85.945807][ T1822] register_netdev (net/core/dev.c:11552) [ 85.945943][ T1822] sit_init_net (net/ipv6/sit.c:1860) [ 85.946081][ T1822] ops_init (net/core/net_namespace.c:137) [ 85.946188][ T1822] setup_net (net/core/net_namespace.c:446) [ 85.946292][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 85.946432][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 85.946569][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 85.946713][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 85.946857][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 85.946996][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 85.947137][ T1822] ksys_unshare (kernel/fork.c:3243) [ 85.947272][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.947413][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 85.947549][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 85.947691][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 85.947833][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 85.947970][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 85.948106][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 85.948240][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 85.948382][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 85.948518][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.948690][ T1822] RIP: 0033:0x7fba98f1abcb [ 85.948837][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 85.949322][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 85.949531][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 85.949747][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 85.949954][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 85.950161][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 85.950366][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 85.955337][ T1822] ------------[ cut here ]------------ | [ 85.955494][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 85.955766][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.956217][ T1822] Tainted: [W]=WARN [ 85.956320][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.956496][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.956678][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.957166][ T1822] RSP: 0018:ffa000000143fa78 EFLAGS: 00010286 [ 85.957337][ T1822] RAX: 00000000ffffffa6 RBX: ff110000128a0ac0 RCX: 1ff4000000287f15 [ 85.957545][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0b7c [ 85.957757][ T1822] RBP: ff110000095e9000 R08: 1fe2200002514171 R09: ff1100000c2a2e80 [ 85.957960][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.958165][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095e9000 [ 85.958375][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.958621][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.958797][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.959006][ T1822] PKRU: 55555554 [ 85.959113][ T1822] Call Trace: [ 85.959214][ T1822] [ 85.959284][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.959431][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 85.959576][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.959685][ T1822] register_netdevice (net/core/dev.c:11488) [ 85.959839][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 85.960010][ T1822] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 85.960148][ T1822] register_netdev (net/core/dev.c:11552) [ 85.960283][ T1822] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 85.960428][ T1822] ops_init (net/core/net_namespace.c:137) [ 85.960533][ T1822] setup_net (net/core/net_namespace.c:446) [ 85.960641][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 85.960782][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 85.960921][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 85.961058][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 85.961197][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 85.961334][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 85.961523][ T1822] ksys_unshare (kernel/fork.c:3243) [ 85.961788][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.962052][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 85.962199][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 85.962336][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 85.962488][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 85.962635][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 85.962779][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 85.962913][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 85.963049][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 85.963189][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.963370][ T1822] RIP: 0033:0x7fba98f1abcb [ 85.963515][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 85.964030][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 85.964237][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 85.964445][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 85.964657][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 85.964863][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 85.965064][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 85.972643][ T1822] ------------[ cut here ]------------ | [ 85.972814][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 85.973217][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 85.973729][ T1822] Tainted: [W]=WARN [ 85.973839][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.974008][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 85.974186][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 85.974678][ T1822] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 85.974852][ T1822] RAX: 00000000ffffffa6 RBX: ff110000057ba900 RCX: 1ff4000000287ee9 [ 85.975051][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba9bc [ 85.975253][ T1822] RBP: ff1100000ed5c000 R08: 1fe2200000af7539 R09: ff1100000c2a2e80 [ 85.975459][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 85.975703][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed5c000 [ 85.975911][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 85.976159][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.976328][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 85.976538][ T1822] PKRU: 55555554 [ 85.976644][ T1822] Call Trace: [ 85.976750][ T1822] [ 85.976822][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 85.977018][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 85.977158][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 85.977260][ T1822] register_netdevice (net/core/dev.c:11488) [ 85.977453][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 85.977699][ T1822] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 85.977914][ T1822] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 85.978126][ T1822] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 85.978404][ T1822] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 85.978653][ T1822] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 85.978886][ T1822] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 85.979101][ T1822] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 85.979239][ T1822] ops_init (net/core/net_namespace.c:137) [ 85.979399][ T1822] setup_net (net/core/net_namespace.c:446) [ 85.979543][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 85.979724][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 85.979881][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 85.980017][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 85.980151][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 85.980287][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 85.980491][ T1822] ksys_unshare (kernel/fork.c:3243) [ 85.980652][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 85.980823][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 85.980959][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 85.981093][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 85.981230][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 85.981462][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 85.981611][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 85.981756][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 85.981896][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 85.982030][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.982200][ T1822] RIP: 0033:0x7fba98f1abcb [ 85.982550][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 85.983068][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 85.983279][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 85.983554][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 85.983766][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 85.983967][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 85.984187][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 86.000052][ T1822] ------------[ cut here ]------------ | [ 86.000314][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 86.000647][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.001104][ T1822] Tainted: [W]=WARN [ 86.001205][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.001398][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.001657][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.002164][ T1822] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 86.002335][ T1822] RAX: 00000000ffffffa6 RBX: ff1100000a186040 RCX: 1ff4000000287ee9 [ 86.002554][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1860fc [ 86.002773][ T1822] RBP: ff1100000f969000 R08: 1fe2200001430c21 R09: ff1100000c2a2e80 [ 86.003036][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 86.003335][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f969000 [ 86.003556][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 86.003835][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.004007][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 86.004208][ T1822] PKRU: 55555554 [ 86.004312][ T1822] Call Trace: [ 86.004443][ T1822] [ 86.004515][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.004656][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 86.004796][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.005081][ T1822] register_netdevice (net/core/dev.c:11488) [ 86.005223][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.005395][ T1822] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.005534][ T1822] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 86.005672][ T1822] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 86.005811][ T1822] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 86.005949][ T1822] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 86.006085][ T1822] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 86.006223][ T1822] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 86.006363][ T1822] ops_init (net/core/net_namespace.c:137) [ 86.006466][ T1822] setup_net (net/core/net_namespace.c:446) [ 86.006573][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.006710][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.007131][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.007268][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 86.007408][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 86.007544][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.007682][ T1822] ksys_unshare (kernel/fork.c:3243) [ 86.007820][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.007953][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.008086][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.008223][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 86.008363][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.008502][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.008655][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.008793][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.008926][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.009060][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.009226][ T1822] RIP: 0033:0x7fba98f1abcb [ 86.009374][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.009865][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 86.010123][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 86.010331][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.010587][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.010821][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 86.011106][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 86.017245][ T1822] ------------[ cut here ]------------ | [ 86.017934][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 86.018237][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.018828][ T1822] Tainted: [W]=WARN [ 86.018933][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.019156][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.019514][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.020484][ T1822] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 86.020778][ T1822] RAX: 00000000ffffffa6 RBX: ff1100000b6363c0 RCX: 1ff4000000287ee9 [ 86.020987][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63647c [ 86.021270][ T1822] RBP: ff1100000589c000 R08: 1fe22000016c6c91 R09: ff1100000c2a2e80 [ 86.021735][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 86.021995][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000589c000 [ 86.022365][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 86.022790][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.022990][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 86.023197][ T1822] PKRU: 55555554 [ 86.023394][ T1822] Call Trace: [ 86.023589][ T1822] [ 86.023707][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.023977][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 86.024136][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.024237][ T1822] register_netdevice (net/core/dev.c:11488) [ 86.024490][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.024801][ T1822] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.025028][ T1822] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 86.025168][ T1822] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 86.025398][ T1822] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 86.025646][ T1822] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 86.025879][ T1822] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 86.026022][ T1822] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 86.026196][ T1822] ops_init (net/core/net_namespace.c:137) [ 86.026395][ T1822] setup_net (net/core/net_namespace.c:446) [ 86.026593][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.026833][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.027003][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.027139][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 86.027378][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 86.027666][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.027910][ T1822] ksys_unshare (kernel/fork.c:3243) [ 86.028062][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.028257][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.028512][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.028765][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 86.028965][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.029099][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.029312][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.029469][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.029618][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.029768][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.029936][ T1822] RIP: 0033:0x7fba98f1abcb [ 86.030077][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.030648][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 86.030867][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 86.031071][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.031270][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.031547][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 86.031826][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 86.037679][ T1822] ------------[ cut here ]------------ | [ 86.037856][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1822 | [ 86.038132][ T1822] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.039672][ T1822] Tainted: [W]=WARN [ 86.039833][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.040005][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.040187][ T1822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.040883][ T1822] RSP: 0018:ffa000000143fa70 EFLAGS: 00010286 [ 86.041155][ T1822] RAX: 00000000ffffffa6 RBX: ff1100000b637540 RCX: 1ff4000000287f14 [ 86.041643][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6375fc [ 86.042034][ T1822] RBP: ff1100000fe2c000 R08: 1fe22000016c6ec1 R09: ff1100000c2a2e80 [ 86.042467][ T1822] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 86.042780][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe2c000 [ 86.043154][ T1822] FS: 00007fba98c58840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 86.043558][ T1822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.043852][ T1822] CR2: 00007fba98e627d0 CR3: 0000000010442005 CR4: 0000000000771ef0 [ 86.044087][ T1822] PKRU: 55555554 [ 86.044192][ T1822] Call Trace: [ 86.044432][ T1822] [ 86.044575][ T1822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.044812][ T1822] ? notifier_call_chain (kernel/notifier.c:85) [ 86.045044][ T1822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.045160][ T1822] register_netdevice (net/core/dev.c:11488) [ 86.045494][ T1822] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.045817][ T1822] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.046048][ T1822] register_netdev (net/core/dev.c:11552) [ 86.046193][ T1822] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 86.046482][ T1822] ops_init (net/core/net_namespace.c:137) [ 86.046690][ T1822] setup_net (net/core/net_namespace.c:446) [ 86.046887][ T1822] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.047066][ T1822] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.047205][ T1822] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.047557][ T1822] copy_net_ns (net/core/net_namespace.c:579) [ 86.047817][ T1822] create_new_namespaces (kernel/nsproxy.c:132) [ 86.048001][ T1822] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.048139][ T1822] ksys_unshare (kernel/fork.c:3243) [ 86.048276][ T1822] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.048502][ T1822] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.048715][ T1822] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.048864][ T1822] ? __ia32_sys_open (fs/open.c:1374) [ 86.049007][ T1822] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.049232][ T1822] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.049601][ T1822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.049821][ T1822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.049959][ T1822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.050148][ T1822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.050426][ T1822] RIP: 0033:0x7fba98f1abcb [ 86.050574][ T1822] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.051098][ T1822] RSP: 002b:00007ffde3d54f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 86.051304][ T1822] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba98f1abcb [ 86.051574][ T1822] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.051795][ T1822] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.052000][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde3d57180 [ 86.052202][ T1822] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3d58877 | [ 86.107297][ T1823] ------------[ cut here ]------------ | [ 86.107566][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1823 | [ 86.108102][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.108848][ T1823] Tainted: [W]=WARN [ 86.109006][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.109279][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.109572][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.110374][ T1823] RSP: 0018:ffa000000143fa80 EFLAGS: 00010286 [ 86.110657][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000bd27a80 RCX: 1ff4000000287f16 [ 86.110981][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27b3c [ 86.111301][ T1823] RBP: ff1100000b5b4000 R08: 1fe22000017a4f69 R09: ff1100000c2a5180 [ 86.111635][ T1823] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.111972][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b5b4000 [ 86.112301][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.112702][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.112982][ T1823] CR2: 00007f1dd7b38430 CR3: 000000000fde2004 CR4: 0000000000771ef0 [ 86.113315][ T1823] PKRU: 55555554 [ 86.113481][ T1823] Call Trace: [ 86.113643][ T1823] [ 86.113765][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.113992][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.114202][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.114375][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.114593][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.114865][ T1823] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.115085][ T1823] register_netdev (net/core/dev.c:11552) [ 86.115302][ T1823] loopback_net_init (drivers/net/loopback.c:218) [ 86.115528][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.115688][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.115858][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.116071][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.116290][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.116520][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.116739][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.116998][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.117220][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.117447][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.117668][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.117909][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.118131][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.118361][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.118584][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.118798][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.119010][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.119217][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.119464][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.119731][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.119962][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.120731][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.121058][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.121390][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.121733][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.122054][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.122382][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.139740][ T1823] ------------[ cut here ]------------ | [ 86.139940][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1823 | [ 86.140216][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.140692][ T1823] Tainted: [W]=WARN [ 86.140806][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.140977][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.141157][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.141661][ T1823] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 86.141843][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000eed98c0 RCX: 1ff4000000287ee9 [ 86.142078][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed997c [ 86.142285][ T1823] RBP: ff11000008ab9000 R08: 1fe2200001ddb331 R09: ff1100000c2a5180 [ 86.142496][ T1823] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.142805][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ab9000 [ 86.143134][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.143566][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.143843][ T1823] CR2: 00007f1dd7b38430 CR3: 000000000fde2004 CR4: 0000000000771ef0 [ 86.144166][ T1823] PKRU: 55555554 [ 86.144358][ T1823] Call Trace: [ 86.144521][ T1823] [ 86.144634][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.144858][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.145079][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.145260][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.145491][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.145766][ T1823] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.146003][ T1823] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 86.146225][ T1823] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 86.146436][ T1823] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 86.146577][ T1823] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 86.146722][ T1823] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 86.146865][ T1823] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 86.147004][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.147108][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.147209][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.147342][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.147485][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.147630][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.147775][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.147949][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.148087][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.148222][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.148361][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.148500][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.148644][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.148786][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.148922][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.149055][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.149192][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.149328][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.149467][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.149644][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.149792][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.150269][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.150482][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.150693][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.150898][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.151096][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.151297][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.155345][ T1823] ------------[ cut here ]------------ | [ 86.155520][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1823 | [ 86.155860][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.156354][ T1823] Tainted: [W]=WARN [ 86.156459][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.156642][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.156843][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.157341][ T1823] RSP: 0018:ffa000000143f8f8 EFLAGS: 00010286 [ 86.157523][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000b9e78c0 RCX: 1ff4000000287ee5 [ 86.157728][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e797c [ 86.157971][ T1823] RBP: ff1100000ed14000 R08: 1fe220000173cf31 R09: ff1100000c2a5180 [ 86.158173][ T1823] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.158390][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed14000 [ 86.158597][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.158837][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.159008][ T1823] CR2: 00007f1dd7b38430 CR3: 000000000fde2004 CR4: 0000000000771ef0 [ 86.159210][ T1823] PKRU: 55555554 [ 86.159311][ T1823] Call Trace: [ 86.159421][ T1823] [ 86.159493][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.159639][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.159779][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.159884][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.160024][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.160196][ T1823] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.160336][ T1823] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 86.160480][ T1823] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 86.160621][ T1823] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 86.160764][ T1823] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 86.160901][ T1823] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 86.161037][ T1823] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 86.161174][ T1823] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 86.161312][ T1823] vti_init_net (net/ipv4/ip_vti.c:517) [ 86.161459][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.161564][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.161672][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.161813][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.161949][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.162086][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.162225][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.162368][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.162506][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.162663][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.162806][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.162955][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.163101][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.163240][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.163383][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.163519][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.163660][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.163801][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.163939][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.164134][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.164278][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.164778][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.164984][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.165188][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.165398][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.165607][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.165815][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.172381][ T1823] ------------[ cut here ]------------ | [ 86.172549][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1823 | [ 86.172849][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.173303][ T1823] Tainted: [W]=WARN [ 86.173411][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.173588][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.173769][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.174260][ T1823] RSP: 0018:ffa000000143fa78 EFLAGS: 00010286 [ 86.174447][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000b9e6580 RCX: 1ff4000000287f15 [ 86.174656][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e663c [ 86.174861][ T1823] RBP: ff1100000fad4000 R08: 1fe220000173ccc9 R09: ff1100000c2a5180 [ 86.175062][ T1823] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.175286][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fad4000 [ 86.175497][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.175748][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.175953][ T1823] CR2: 00007f1dd7b38430 CR3: 000000000fde2004 CR4: 0000000000771ef0 [ 86.176157][ T1823] PKRU: 55555554 [ 86.176257][ T1823] Call Trace: [ 86.176365][ T1823] [ 86.176436][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.176571][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.176711][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.176817][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.176957][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.177124][ T1823] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.177259][ T1823] register_netdev (net/core/dev.c:11552) [ 86.177401][ T1823] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 86.177541][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.177655][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.177762][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.177897][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.178035][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.178189][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.178323][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.178523][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.178664][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.178804][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.178940][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.179076][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.179216][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.179414][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.179578][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.179716][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.179870][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.180008][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.180153][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.180318][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.180521][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.181109][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.181324][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.181604][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.181817][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.182018][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.182218][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.187788][ T1823] ------------[ cut here ]------------ | [ 86.188039][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1823 | [ 86.188441][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.189083][ T1823] Tainted: [W]=WARN [ 86.189240][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.189520][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.189802][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.190579][ T1823] RSP: 0018:ffa000000143fa68 EFLAGS: 00010286 [ 86.190859][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000a213540 RCX: 1ff4000000287f13 [ 86.191181][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2135fc [ 86.191511][ T1823] RBP: ff11000009c09000 R08: 1fe22000014426c1 R09: ff1100000c2a5180 [ 86.191824][ T1823] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 86.192030][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c09000 [ 86.192234][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.192486][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.192674][ T1823] CR2: 00007f4e2aaa0f98 CR3: 000000000fde2006 CR4: 0000000000771ef0 [ 86.192883][ T1823] PKRU: 55555554 [ 86.192984][ T1823] Call Trace: [ 86.193086][ T1823] [ 86.193156][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.193292][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.193430][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.193536][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.193682][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.193859][ T1823] register_netdev (net/core/dev.c:11552) [ 86.193996][ T1823] sit_init_net (net/ipv6/sit.c:1860) [ 86.194131][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.194233][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.194334][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.194474][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.194618][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.194759][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.194892][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.195032][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.195167][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.195300][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.195438][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.195574][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.195713][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.195860][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.196000][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.196133][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.196269][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.196407][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.196543][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.196722][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.196868][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.197354][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.197560][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.197772][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.197972][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.198171][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.198376][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.204392][ T1823] ------------[ cut here ]------------ | [ 86.204564][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1823 | [ 86.204867][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.205322][ T1823] Tainted: [W]=WARN [ 86.205429][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.205619][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.205813][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.206299][ T1823] RSP: 0018:ffa000000143fa78 EFLAGS: 00010286 [ 86.206479][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000c67eac0 RCX: 1ff4000000287f15 [ 86.206687][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eb7c [ 86.206892][ T1823] RBP: ff110000129d9000 R08: 1fe22000018cfd71 R09: ff1100000c2a5180 [ 86.207104][ T1823] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 86.207304][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129d9000 [ 86.207513][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.207757][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.207926][ T1823] CR2: 00007f4e2aaa0f98 CR3: 000000000fde2006 CR4: 0000000000771ef0 [ 86.208129][ T1823] PKRU: 55555554 [ 86.208228][ T1823] Call Trace: [ 86.208330][ T1823] [ 86.208405][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.208542][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.208682][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.208793][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.208928][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.209096][ T1823] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.209232][ T1823] register_netdev (net/core/dev.c:11552) [ 86.209377][ T1823] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 86.209514][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.209623][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.209726][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.209868][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.210002][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.210139][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.210274][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.210416][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.210556][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.210695][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.210835][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.210976][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.211118][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.211255][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.211394][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.211531][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.211669][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.211811][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.211946][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.212113][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.212254][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.212757][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.212959][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.213167][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.213382][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.213590][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.213793][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.217953][ T1823] ------------[ cut here ]------------ | [ 86.218096][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1823 | [ 86.218362][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.219005][ T1823] Tainted: [W]=WARN [ 86.219180][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.219459][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.219655][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.220133][ T1823] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 86.220300][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000bcaf8c0 RCX: 1ff4000000287ee9 [ 86.220510][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf97c [ 86.220715][ T1823] RBP: ff1100000eae4000 R08: 1fe2200001795f31 R09: ff1100000c2a5180 [ 86.220944][ T1823] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 86.221144][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae4000 [ 86.221363][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.221606][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.221780][ T1823] CR2: 00007f4e2aaa0f98 CR3: 000000000fde2006 CR4: 0000000000771ef0 [ 86.221997][ T1823] PKRU: 55555554 [ 86.222098][ T1823] Call Trace: [ 86.222200][ T1823] [ 86.222269][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.222825][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.222961][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.223064][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.223199][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.223369][ T1823] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.223510][ T1823] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 86.223650][ T1823] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 86.223787][ T1823] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 86.223922][ T1823] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 86.224067][ T1823] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 86.224204][ T1823] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 86.224340][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.224449][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.224553][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.224690][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.224843][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.224979][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.225113][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.225252][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.225393][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.225528][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.225662][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.225801][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.225934][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.226068][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.226217][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.226354][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.226493][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.226630][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.226770][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.226936][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.227076][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.227564][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.227774][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.227972][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.228170][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.228411][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.228618][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.233079][ T1823] ------------[ cut here ]------------ | [ 86.233243][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1823 | [ 86.233514][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.233960][ T1823] Tainted: [W]=WARN [ 86.234060][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.234227][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.234405][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.234917][ T1823] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 86.235099][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000cf50c80 RCX: 1ff4000000287ee9 [ 86.235294][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50d3c [ 86.235496][ T1823] RBP: ff1100000d969000 R08: 1fe22000019ea1a9 R09: ff1100000c2a5180 [ 86.235702][ T1823] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 86.235904][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d969000 [ 86.236107][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.236377][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.236649][ T1823] CR2: 00007f4e2aaa0f98 CR3: 000000000fde2006 CR4: 0000000000771ef0 [ 86.236857][ T1823] PKRU: 55555554 [ 86.236957][ T1823] Call Trace: [ 86.237059][ T1823] [ 86.237216][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.237356][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.237492][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.237598][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.237733][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.237996][ T1823] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.238133][ T1823] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 86.238267][ T1823] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 86.238434][ T1823] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 86.238581][ T1823] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 86.238719][ T1823] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 86.238861][ T1823] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 86.239083][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.239184][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.239288][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.239443][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.239583][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.239913][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.240051][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.240187][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.240321][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.240466][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.240608][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.240748][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.240894][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.241132][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.241291][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.241437][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.241592][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.241818][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.241964][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.242132][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.242272][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.242859][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.243148][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.243350][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.243554][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.243853][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.244051][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.251209][ T1823] ------------[ cut here ]------------ | [ 86.251455][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1823 | [ 86.252057][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.253054][ T1823] Tainted: [W]=WARN [ 86.253225][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.253598][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.253880][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.254735][ T1823] RSP: 0018:ffa000000143f918 EFLAGS: 00010286 [ 86.255013][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000d64ee40 RCX: 1ff4000000287ee9 [ 86.255434][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d64eefc [ 86.255776][ T1823] RBP: ff1100000f8ec000 R08: 1fe2200001ac9de1 R09: ff1100000c2a5180 [ 86.256106][ T1823] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 86.256690][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8ec000 [ 86.257016][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.257519][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.257792][ T1823] CR2: 00007f4e2aaa0f98 CR3: 000000000fde2006 CR4: 0000000000771ef0 [ 86.258113][ T1823] PKRU: 55555554 [ 86.258301][ T1823] Call Trace: [ 86.258564][ T1823] [ 86.258674][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.258904][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.259117][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.259282][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.259760][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.260029][ T1823] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.260246][ T1823] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 86.260562][ T1823] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 86.260781][ T1823] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 86.261019][ T1823] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 86.261233][ T1823] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 86.261556][ T1823] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 86.261777][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.261942][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.262127][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.262598][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.262814][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.263028][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.263239][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.263557][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.263781][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.263995][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.264211][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.264552][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.264824][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.265045][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.265254][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.265733][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.265959][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.266181][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.266498][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.266763][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.267008][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.268057][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.268485][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.268808][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.269126][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.269546][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.269818][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.284594][ T1823] ------------[ cut here ]------------ | [ 86.284861][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1823 | [ 86.285277][ T1823] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.286006][ T1823] Tainted: [W]=WARN [ 86.286166][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.286447][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.286727][ T1823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.287510][ T1823] RSP: 0018:ffa000000143fa70 EFLAGS: 00010286 [ 86.287760][ T1823] RAX: 00000000ffffffa6 RBX: ff1100000a034c80 RCX: 1ff4000000287f14 [ 86.288052][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a034d3c [ 86.288377][ T1823] RBP: ff11000010391000 R08: 1fe22000014069a9 R09: ff1100000c2a5180 [ 86.288700][ T1823] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.289026][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010391000 [ 86.289356][ T1823] FS: 00007f1dd7931840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.289779][ T1823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.290061][ T1823] CR2: 00007f1dd7b38430 CR3: 000000000fde2004 CR4: 0000000000771ef0 [ 86.290881][ T1823] PKRU: 55555554 [ 86.291043][ T1823] Call Trace: [ 86.291193][ T1823] [ 86.291273][ T1823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.291419][ T1823] ? notifier_call_chain (kernel/notifier.c:85) [ 86.291559][ T1823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.291693][ T1823] register_netdevice (net/core/dev.c:11488) [ 86.291836][ T1823] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 86.292003][ T1823] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.292140][ T1823] register_netdev (net/core/dev.c:11552) [ 86.292275][ T1823] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 86.292421][ T1823] ops_init (net/core/net_namespace.c:137) [ 86.292526][ T1823] setup_net (net/core/net_namespace.c:446) [ 86.292645][ T1823] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 86.292788][ T1823] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 86.292923][ T1823] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 86.293061][ T1823] copy_net_ns (net/core/net_namespace.c:579) [ 86.293200][ T1823] create_new_namespaces (kernel/nsproxy.c:132) [ 86.293341][ T1823] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 86.293485][ T1823] ksys_unshare (kernel/fork.c:3243) [ 86.293636][ T1823] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.293778][ T1823] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 86.293911][ T1823] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 86.294049][ T1823] ? __ia32_sys_open (fs/open.c:1374) [ 86.294186][ T1823] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 86.294320][ T1823] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 86.294465][ T1823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.294609][ T1823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.294829][ T1823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.295044][ T1823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.295312][ T1823] RIP: 0033:0x7f1dd7bf3bcb [ 86.295550][ T1823] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 86.296330][ T1823] RSP: 002b:00007ffc60b82fb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 86.296575][ T1823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1dd7bf3bcb [ 86.296848][ T1823] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 86.297121][ T1823] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 86.297407][ T1823] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60b851e0 [ 86.297723][ T1823] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60b86877 | [ 86.350784][ T1824] ------------[ cut here ]------------ | [ 86.350957][ T1824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1824 | [ 86.351239][ T1824] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.352027][ T1824] Tainted: [W]=WARN [ 86.352134][ T1824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.352313][ T1824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.352500][ T1824] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.353008][ T1824] RSP: 0018:ffa000000142ee30 EFLAGS: 00010286 [ 86.353184][ T1824] RAX: 00000000ffffffa6 RBX: ff1100000c4e1700 RCX: 1ff4000000285d8c [ 86.353396][ T1824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4e17bc [ 86.353614][ T1824] RBP: ff110000106f9000 R08: 1fe220000189c2f9 R09: ff11000009a7ae80 [ 86.353832][ T1824] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.354039][ T1824] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012926708 [ 86.354249][ T1824] FS: 00007febd0fec840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.354502][ T1824] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.354685][ T1824] CR2: 000000000042ebe0 CR3: 0000000008cea001 CR4: 0000000000771ef0 [ 86.354899][ T1824] PKRU: 55555554 [ 86.355005][ T1824] Call Trace: [ 86.355110][ T1824] [ 86.355184][ T1824] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.355326][ T1824] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.355439][ T1824] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 86.355621][ T1824] __dev_notify_flags (net/core/dev.c:9787) [ 86.355769][ T1824] ? netif_change_name (net/core/dev.c:1495) [ 86.355910][ T1824] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.356050][ T1824] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.356189][ T1824] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.356331][ T1824] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 86.356479][ T1824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.356624][ T1824] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 86.356768][ T1824] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 86.356908][ T1824] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 86.357050][ T1824] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 86.357191][ T1824] veth_newlink (drivers/net/veth.c:1871) [ 86.357333][ T1824] ? veth_poll_controller (drivers/net/veth.c:1470) [ 86.357478][ T1824] ? kasan_save_stack (mm/kasan/common.c:57) [ 86.357641][ T1824] ? kasan_save_track (mm/kasan/common.c:78) [ 86.357868][ T1824] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 86.358103][ T1824] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 86.358244][ T1824] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 86.358392][ T1824] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 86.358531][ T1824] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.358678][ T1824] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 86.358828][ T1824] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 86.358970][ T1824] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 86.359108][ T1824] ? __dev_get_by_name (net/core/dev.c:883) [ 86.359248][ T1824] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 86.359399][ T1824] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 86.359893][ T1824] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.360035][ T1824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.360173][ T1824] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.360312][ T1824] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.360460][ T1824] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.360605][ T1824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.360754][ T1824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.360894][ T1824] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.361037][ T1824] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.361177][ T1824] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.361316][ T1824] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.361463][ T1824] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.361610][ T1824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.361755][ T1824] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.361895][ T1824] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.362035][ T1824] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.362174][ T1824] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.362317][ T1824] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.362463][ T1824] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.362623][ T1824] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.362775][ T1824] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.362914][ T1824] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.363057][ T1824] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.363197][ T1824] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.363337][ T1824] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.363485][ T1824] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.363631][ T1824] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.363776][ T1824] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.363947][ T1824] ? move_addr_to_kernel (net/socket.c:258) [ 86.364091][ T1824] ___sys_sendmsg (net/socket.c:2752) [ 86.364231][ T1824] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.364381][ T1824] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 86.364563][ T1824] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 86.364708][ T1824] __sys_sendmsg (net/socket.c:2784) [ 86.364856][ T1824] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.364999][ T1824] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 86.365140][ T1824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.365282][ T1824] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.365429][ T1824] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.365572][ T1824] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.365717][ T1824] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.365896][ T1824] RIP: 0033:0x7febd122608e [ 86.366044][ T1824] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.366550][ T1824] RSP: 002b:00007ffeebccc740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.366775][ T1824] RAX: ffffffffffffffda RBX: 00007ffeebcccef0 RCX: 00007febd122608e [ 86.366980][ T1824] RDX: 0000000000000000 RSI: 00007ffeebccc7f0 RDI: 0000000000000005 [ 86.367188][ T1824] RBP: 00007ffeebccc750 R08: 0000000000000000 R09: 0000000000000000 [ 86.367399][ T1824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008 [ 86.367615][ T1824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeebccceb0 | [ 86.375556][ T1824] ------------[ cut here ]------------ | [ 86.375718][ T1824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1824 | [ 86.376007][ T1824] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.377026][ T1824] Tainted: [W]=WARN [ 86.377132][ T1824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.377373][ T1824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.377558][ T1824] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.378053][ T1824] RSP: 0018:ffa000000142f1b0 EFLAGS: 00010286 [ 86.378227][ T1824] RAX: 00000000ffffffa6 RBX: ff1100000edc8040 RCX: 1ff4000000285dfc [ 86.378492][ T1824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc80fc [ 86.378706][ T1824] RBP: ff1100000ee34000 R08: 1fe2200001db9021 R09: ff11000009a7ae80 [ 86.378915][ T1824] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.379117][ T1824] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 86.379322][ T1824] FS: 00007febd0fec840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.379622][ T1824] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.379806][ T1824] CR2: 000000000042ebe0 CR3: 0000000008cea001 CR4: 0000000000771ef0 [ 86.380011][ T1824] PKRU: 55555554 [ 86.380113][ T1824] Call Trace: [ 86.380218][ T1824] [ 86.380290][ T1824] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.380487][ T1824] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.380597][ T1824] __dev_notify_flags (net/core/dev.c:9787) [ 86.380736][ T1824] ? netif_change_name (net/core/dev.c:1495) [ 86.380887][ T1824] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 86.381024][ T1824] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 86.381162][ T1824] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 86.381303][ T1824] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 86.381503][ T1824] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 86.381645][ T1824] ? __dev_get_by_name (net/core/dev.c:883) [ 86.381787][ T1824] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 86.381931][ T1824] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 86.382075][ T1824] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.382214][ T1824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.382412][ T1824] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.382554][ T1824] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.382697][ T1824] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.382840][ T1824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.382981][ T1824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.383120][ T1824] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.383258][ T1824] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.383460][ T1824] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.383603][ T1824] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.383738][ T1824] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.383886][ T1824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.384022][ T1824] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.384165][ T1824] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.384304][ T1824] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.384504][ T1824] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.384652][ T1824] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.384795][ T1824] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.384936][ T1824] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.385075][ T1824] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.385212][ T1824] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.385412][ T1824] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.385554][ T1824] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.385696][ T1824] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.385844][ T1824] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.385980][ T1824] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.386116][ T1824] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.386287][ T1824] ? move_addr_to_kernel (net/socket.c:258) [ 86.386495][ T1824] ___sys_sendmsg (net/socket.c:2752) [ 86.386638][ T1824] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.386782][ T1824] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 86.386964][ T1824] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 86.387106][ T1824] __sys_sendmsg (net/socket.c:2784) [ 86.387249][ T1824] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.387456][ T1824] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 86.387602][ T1824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.387749][ T1824] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.387889][ T1824] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.388026][ T1824] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.388167][ T1824] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.388339][ T1824] RIP: 0033:0x7febd122608e [ 86.388549][ T1824] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.389046][ T1824] RSP: 002b:00007ffeebccc740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.389254][ T1824] RAX: ffffffffffffffda RBX: 00007ffeebcccef0 RCX: 00007febd122608e [ 86.389523][ T1824] RDX: 0000000000000000 RSI: 00007ffeebccc7f0 RDI: 0000000000000005 [ 86.389850][ T1824] RBP: 00007ffeebccc750 R08: 0000000000000000 R09: 0000000000000000 [ 86.390125][ T1824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008 [ 86.390523][ T1824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeebccceb0 | [ 86.430534][ T1825] ------------[ cut here ]------------ | [ 86.430701][ T1825] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1825 | [ 86.430996][ T1825] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.431466][ T1825] Tainted: [W]=WARN [ 86.431570][ T1825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.431764][ T1825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.431942][ T1825] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.432421][ T1825] RSP: 0018:ffa000000126f020 EFLAGS: 00010286 [ 86.432594][ T1825] RAX: 00000000ffffffa6 RBX: ff1100000d64e580 RCX: 1ff400000024ddca [ 86.432839][ T1825] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d64e63c [ 86.433044][ T1825] RBP: ff1100000ee34000 R08: 1fe2200001ac9cc9 R09: ff11000009a7d158 [ 86.433241][ T1825] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 86.433451][ T1825] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 86.433681][ T1825] FS: 00007fc690d06840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.433921][ T1825] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.434090][ T1825] CR2: 0000000038799988 CR3: 000000000fde2003 CR4: 0000000000771ef0 [ 86.434294][ T1825] PKRU: 55555554 [ 86.434400][ T1825] Call Trace: [ 86.434502][ T1825] [ 86.434571][ T1825] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.434925][ T1825] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.435028][ T1825] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 86.435180][ T1825] __dev_notify_flags (net/core/dev.c:9787) [ 86.435318][ T1825] ? netif_change_name (net/core/dev.c:1495) [ 86.436037][ T1825] ? __dev_change_flags (net/core/dev.c:9752) [ 86.436173][ T1825] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 86.436305][ T1825] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.436445][ T1825] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 86.436588][ T1825] netif_change_flags (net/core/dev.c:9820) [ 86.436738][ T1825] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.436898][ T1825] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 86.437033][ T1825] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 86.437168][ T1825] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 86.437336][ T1825] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 86.437474][ T1825] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.437611][ T1825] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 86.437750][ T1825] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.437888][ T1825] ? __kernel_text_address (kernel/extable.c:79) [ 86.438051][ T1825] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.438191][ T1825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.438322][ T1825] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.438461][ T1825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.438596][ T1825] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 86.438728][ T1825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.438867][ T1825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.439008][ T1825] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 86.439150][ T1825] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 86.439308][ T1825] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 86.439448][ T1825] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.439588][ T1825] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 86.439723][ T1825] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 86.439865][ T1825] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.440000][ T1825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.440133][ T1825] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.440265][ T1825] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.440403][ T1825] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.440538][ T1825] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.440677][ T1825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.440814][ T1825] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.440947][ T1825] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.441099][ T1825] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.441231][ T1825] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.441369][ T1825] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.441504][ T1825] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.441642][ T1825] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.441780][ T1825] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.441915][ T1825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.442048][ T1825] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.442186][ T1825] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.442320][ T1825] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.442729][ T1825] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.442870][ T1825] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.443001][ T1825] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.443137][ T1825] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.443269][ T1825] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.443408][ T1825] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.443542][ T1825] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.443679][ T1825] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.443817][ T1825] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.443954][ T1825] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.444086][ T1825] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.444218][ T1825] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.444397][ T1825] ? move_addr_to_kernel (net/socket.c:258) [ 86.444534][ T1825] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.444672][ T1825] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.444855][ T1825] ___sys_sendmsg (net/socket.c:2752) [ 86.444998][ T1825] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 86.445165][ T1825] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.445309][ T1825] __sys_sendmsg (net/socket.c:2784) [ 86.445450][ T1825] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.445587][ T1825] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 86.445763][ T1825] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 86.445895][ T1825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.446029][ T1825] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.446162][ T1825] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.446321][ T1825] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.446459][ T1825] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.446629][ T1825] RIP: 0033:0x7fc690f4008e [ 86.446772][ T1825] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.447261][ T1825] RSP: 002b:00007ffd2ba202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.447470][ T1825] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc690f4008e [ 86.447678][ T1825] RDX: 0000000000000000 RSI: 00007ffd2ba20360 RDI: 0000000000000005 [ 86.447884][ T1825] RBP: 00007ffd2ba202c0 R08: 0000000000000000 R09: 0000000000000000 [ 86.448083][ T1825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008 [ 86.448283][ T1825] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2ba20a30 | [ 86.493600][ T1826] ------------[ cut here ]------------ | [ 86.493779][ T1826] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1826 | [ 86.494054][ T1826] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.494521][ T1826] Tainted: [W]=WARN [ 86.494628][ T1826] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.494802][ T1826] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.495009][ T1826] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.495508][ T1826] RSP: 0018:ffa000000145f020 EFLAGS: 00010286 [ 86.495684][ T1826] RAX: 00000000ffffffa6 RBX: ff1100000ff5b1c0 RCX: 1ff400000028bdca [ 86.495891][ T1826] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b27c [ 86.496093][ T1826] RBP: ff110000106f9000 R08: 1fe2200001feb651 R09: ff11000009852e58 [ 86.496295][ T1826] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 86.496501][ T1826] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 86.496803][ T1826] FS: 00007faa03352840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.497181][ T1826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.497460][ T1826] CR2: 00007faa036221a0 CR3: 000000000ef37003 CR4: 0000000000771ef0 [ 86.497786][ T1826] PKRU: 55555554 [ 86.497945][ T1826] Call Trace: [ 86.498104][ T1826] [ 86.498216][ T1826] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.498604][ T1826] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.498709][ T1826] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 86.498850][ T1826] __dev_notify_flags (net/core/dev.c:9787) [ 86.498986][ T1826] ? netif_change_name (net/core/dev.c:1495) [ 86.499123][ T1826] ? __dev_change_flags (net/core/dev.c:9752) [ 86.499257][ T1826] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 86.499463][ T1826] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.499613][ T1826] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 86.499831][ T1826] netif_change_flags (net/core/dev.c:9820) [ 86.499965][ T1826] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.500101][ T1826] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 86.500238][ T1826] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 86.500470][ T1826] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 86.500714][ T1826] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 86.500852][ T1826] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.500984][ T1826] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 86.501118][ T1826] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.501255][ T1826] ? __kernel_text_address (kernel/extable.c:79) [ 86.501394][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.501532][ T1826] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.501671][ T1826] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.501812][ T1826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.501958][ T1826] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 86.502092][ T1826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.502227][ T1826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.502366][ T1826] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 86.502505][ T1826] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 86.502645][ T1826] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 86.502784][ T1826] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.502920][ T1826] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 86.503058][ T1826] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 86.503195][ T1826] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.503331][ T1826] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.503472][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.503614][ T1826] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.503756][ T1826] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.503892][ T1826] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.504027][ T1826] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.504159][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.504293][ T1826] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.504430][ T1826] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.504566][ T1826] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.504705][ T1826] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.504846][ T1826] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.504978][ T1826] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.505110][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.505245][ T1826] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.505384][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.505533][ T1826] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.505675][ T1826] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.505815][ T1826] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.505951][ T1826] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.506086][ T1826] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.506224][ T1826] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.506965][ T1826] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.507106][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.507241][ T1826] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.507386][ T1826] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.507524][ T1826] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.507663][ T1826] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.507808][ T1826] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.507943][ T1826] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.508108][ T1826] ? move_addr_to_kernel (net/socket.c:258) [ 86.508248][ T1826] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.508388][ T1826] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.508529][ T1826] ___sys_sendmsg (net/socket.c:2752) [ 86.508685][ T1826] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 86.508879][ T1826] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.509027][ T1826] __sys_sendmsg (net/socket.c:2784) [ 86.509161][ T1826] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.509292][ T1826] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 86.509465][ T1826] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 86.509603][ T1826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.509737][ T1826] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.509881][ T1826] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.510014][ T1826] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.510148][ T1826] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.510318][ T1826] RIP: 0033:0x7faa0358c08e [ 86.510466][ T1826] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.510957][ T1826] RSP: 002b:00007fff71d030f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.511161][ T1826] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faa0358c08e [ 86.511371][ T1826] RDX: 0000000000000000 RSI: 00007fff71d031a0 RDI: 0000000000000005 [ 86.511574][ T1826] RBP: 00007fff71d03100 R08: 0000000000000000 R09: 0000000000000000 [ 86.511785][ T1826] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008 [ 86.511985][ T1826] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff71d03870 | [ 86.514305][ T36] ------------[ cut here ]------------ | [ 86.514531][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36 | [ 86.514917][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.515620][ T36] Tainted: [W]=WARN [ 86.515775][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.516020][ T36] Workqueue: events_unbound linkwatch_event [ 86.516266][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.516526][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.517210][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 86.517454][ T36] RAX: 00000000ffffffa6 RBX: ff1100000a9aa3c0 RCX: 1ff4000000051f02 [ 86.517751][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa47c [ 86.518039][ T36] RBP: ff1100000ee34000 R08: 1fe2200001535491 R09: ff11000001d751a8 [ 86.518321][ T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 86.518611][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 86.518910][ T36] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.519249][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.519503][ T36] CR2: 00007fc690dd3574 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 86.519804][ T36] PKRU: 55555554 [ 86.519949][ T36] Call Trace: [ 86.520093][ T36] [ 86.520332][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.520538][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 86.520732][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.520885][ T36] netif_state_change (net/core/dev.c:1605) [ 86.521210][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.521464][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 86.521656][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 86.521853][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.522184][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 86.522382][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 86.522579][ T36] process_one_work (kernel/workqueue.c:3314) [ 86.522783][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 86.523109][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.523306][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 86.523514][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 86.523704][ T36] kthread (kernel/kthread.c:436) [ 86.523988][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 86.524226][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 86.524424][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 86.524623][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 86.524993][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 86.525183][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 86.525380][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 86.590344][ T1828] ------------[ cut here ]------------ | [ 86.590568][ T1828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1828 | [ 86.590905][ T1828] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.591567][ T1828] Tainted: [W]=WARN [ 86.591820][ T1828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.592127][ T1828] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.592472][ T1828] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.593073][ T1828] RSP: 0018:ffa000000145f150 EFLAGS: 00010286 [ 86.593367][ T1828] RAX: 00000000ffffffa6 RBX: ff11000006267000 RCX: 1ff400000028bdf0 [ 86.593627][ T1828] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000062670bc [ 86.593888][ T1828] RBP: ff110000106f9000 R08: 1fe2200000c4ce19 R09: ff11000009890b58 [ 86.594141][ T1828] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 86.594403][ T1828] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c83d1c0 [ 86.594672][ T1828] FS: 00007f93aec86840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 86.594965][ T1828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.595188][ T1828] CR2: 00000000004ebb28 CR3: 0000000008cea002 CR4: 0000000000771ef0 [ 86.595462][ T1828] PKRU: 55555554 [ 86.595626][ T1828] Call Trace: [ 86.595816][ T1828] [ 86.595940][ T1828] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.596133][ T1828] ? notifier_call_chain (kernel/notifier.c:85) [ 86.596321][ T1828] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.596493][ T1828] netif_state_change (net/core/dev.c:1605) [ 86.596696][ T1828] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.596929][ T1828] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 86.597152][ T1828] linkwatch_sync_dev (net/core/link_watch.c:295) [ 86.597340][ T1828] rtnl_getlink (net/core/rtnetlink.c:4273) [ 86.597545][ T1828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.597739][ T1828] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.597934][ T1828] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 86.598119][ T1828] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.598306][ T1828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.598504][ T1828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.598722][ T1828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.598921][ T1828] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.599109][ T1828] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.599297][ T1828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.599502][ T1828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.599705][ T1828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.599904][ T1828] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 86.600092][ T1828] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.600280][ T1828] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.600480][ T1828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.600679][ T1828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.600881][ T1828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.601068][ T1828] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.601260][ T1828] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.601463][ T1828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.601664][ T1828] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.601867][ T1828] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.602053][ T1828] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.602243][ T1828] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.602446][ T1828] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.602645][ T1828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.602844][ T1828] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.603040][ T1828] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.603229][ T1828] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.603436][ T1828] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.603640][ T1828] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.603835][ T1828] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.604054][ T1828] ? move_addr_to_kernel (net/socket.c:258) [ 86.604239][ T1828] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 86.604440][ T1828] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 86.604673][ T1828] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 86.604865][ T1828] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 86.605089][ T1828] ___sys_sendmsg (net/socket.c:2752) [ 86.605280][ T1828] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.605484][ T1828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.605693][ T1828] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 86.605890][ T1828] ? do_getsockname (net/socket.c:2192) [ 86.606080][ T1828] __sys_sendmsg (net/socket.c:2784) [ 86.606271][ T1828] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.606474][ T1828] ? __sys_getsockname (net/socket.c:2210) [ 86.606674][ T1828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.606866][ T1828] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.607054][ T1828] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.607241][ T1828] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.607442][ T1828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.607673][ T1828] RIP: 0033:0x7f93aeec008e [ 86.607875][ T1828] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.608414][ T1828] RSP: 002b:00007fff2e555ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.608688][ T1828] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93aeec008e [ 86.608950][ T1828] RDX: 0000000000000000 RSI: 00007fff2e555b60 RDI: 0000000000000006 [ 86.609202][ T1828] RBP: 00007fff2e555ac0 R08: 0000000000000000 R09: 0000000000000000 [ 86.609469][ T1828] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008 [ 86.609741][ T1828] R13: 00007fff2e555c10 R14: 000000000000000d R15: 00007fff2e55787a | [ 86.725201][ T1831] ------------[ cut here ]------------ | [ 86.725449][ T1831] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1831 | [ 86.725863][ T1831] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.726466][ T1831] Tainted: [W]=WARN [ 86.726637][ T1831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.726883][ T1831] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.727128][ T1831] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.727719][ T1831] RSP: 0018:ffa000000147efd0 EFLAGS: 00010286 [ 86.727967][ T1831] RAX: 00000000ffffffa6 RBX: ff110000057ba580 RCX: 1ff400000028fdc0 [ 86.728240][ T1831] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba63c [ 86.728524][ T1831] RBP: ff11000008ea2000 R08: 1fe2200000af74c9 R09: ff1100000b85d180 [ 86.728814][ T1831] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 86.729081][ T1831] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ea2e44 [ 86.729367][ T1831] FS: 00007fedae065840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 86.729685][ T1831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.729930][ T1831] CR2: 00000000004a2060 CR3: 0000000008ceb003 CR4: 0000000000771ef0 [ 86.730242][ T1831] PKRU: 55555554 [ 86.730481][ T1831] Call Trace: [ 86.730707][ T1831] [ 86.730917][ T1831] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.731207][ T1831] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 86.731519][ T1831] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.731760][ T1831] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 86.732051][ T1831] __dev_notify_flags (net/core/dev.c:9787) [ 86.732340][ T1831] ? notifier_call_chain (kernel/notifier.c:85) [ 86.732646][ T1831] ? netif_change_name (net/core/dev.c:1495) [ 86.732948][ T1831] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 86.733239][ T1831] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 86.733472][ T1831] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 86.733691][ T1831] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 86.733905][ T1831] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 86.734108][ T1831] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 86.734312][ T1831] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 86.734524][ T1831] ? nla_strscpy (lib/nlattr.c:795) [ 86.734738][ T1831] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 86.734948][ T1831] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 86.735144][ T1831] ? __dev_get_by_name (net/core/dev.c:883) [ 86.735341][ T1831] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 86.735561][ T1831] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 86.735783][ T1831] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.735983][ T1831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.736180][ T1831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.736394][ T1831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.736595][ T1831] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.736805][ T1831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.737008][ T1831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.737209][ T1831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.737423][ T1831] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.737631][ T1831] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.737835][ T1831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.738034][ T1831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.738238][ T1831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.738450][ T1831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.738665][ T1831] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.738872][ T1831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.739074][ T1831] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.739280][ T1831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.739492][ T1831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.739713][ T1831] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.739923][ T1831] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.740121][ T1831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.740320][ T1831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.740535][ T1831] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.740807][ T1831] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.741008][ T1831] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.741211][ T1831] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.741425][ T1831] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.741637][ T1831] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.741880][ T1831] ? move_addr_to_kernel (net/socket.c:258) [ 86.742080][ T1831] ? kasan_save_stack (mm/kasan/common.c:58) [ 86.742278][ T1831] ? kasan_save_stack (mm/kasan/common.c:57) [ 86.742492][ T1831] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 86.742738][ T1831] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 86.743097][ T1831] ___sys_sendmsg (net/socket.c:2752) [ 86.743404][ T1831] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.743717][ T1831] __sys_sendmsg (net/socket.c:2784) [ 86.744042][ T1831] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.744329][ T1831] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 86.744642][ T1831] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 86.744940][ T1831] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.745235][ T1831] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.745545][ T1831] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.745837][ T1831] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.746116][ T1831] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.746364][ T1831] RIP: 0033:0x7fedae29f08e [ 86.746582][ T1831] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.747180][ T1831] RSP: 002b:00007fff9ff1a0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.747471][ T1831] RAX: ffffffffffffffda RBX: 00007fff9ff1a880 RCX: 00007fedae29f08e [ 86.747842][ T1831] RDX: 0000000000000000 RSI: 00007fff9ff1a180 RDI: 0000000000000005 [ 86.748243][ T1831] RBP: 00007fff9ff1a0e0 R08: 0000000000000000 R09: 0000000000000000 [ 86.748660][ T1831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008 [ 86.749077][ T1831] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9ff1a850 | [ 86.793567][ T1832] ------------[ cut here ]------------ | [ 86.793758][ T1832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1832 | [ 86.794048][ T1832] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.794542][ T1832] Tainted: [W]=WARN [ 86.794661][ T1832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.794851][ T1832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.795043][ T1832] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.795569][ T1832] RSP: 0018:ffa000000148efd0 EFLAGS: 00010286 [ 86.795766][ T1832] RAX: 00000000ffffffa6 RBX: ff110000128a03c0 RCX: 1ff4000000291dc0 [ 86.795985][ T1832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a047c [ 86.796204][ T1832] RBP: ff1100000967a000 R08: 1fe2200002514091 R09: ff1100000b858b80 [ 86.796431][ T1832] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 86.796657][ T1832] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000967ae44 [ 86.796886][ T1832] FS: 00007fcae9ac6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 86.797144][ T1832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.797327][ T1832] CR2: 00000000004a2060 CR3: 0000000008ceb005 CR4: 0000000000771ef0 [ 86.797558][ T1832] PKRU: 55555554 [ 86.797675][ T1832] Call Trace: [ 86.797788][ T1832] [ 86.797864][ T1832] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.798012][ T1832] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 86.798165][ T1832] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.798276][ T1832] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 86.798429][ T1832] __dev_notify_flags (net/core/dev.c:9787) [ 86.798578][ T1832] ? notifier_call_chain (kernel/notifier.c:85) [ 86.798729][ T1832] ? netif_change_name (net/core/dev.c:1495) [ 86.798884][ T1832] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 86.799035][ T1832] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 86.799183][ T1832] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 86.799332][ T1832] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 86.799489][ T1832] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 86.799644][ T1832] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 86.799804][ T1832] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 86.799952][ T1832] ? nla_strscpy (lib/nlattr.c:795) [ 86.800100][ T1832] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 86.800246][ T1832] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 86.800399][ T1832] ? __dev_get_by_name (net/core/dev.c:883) [ 86.800548][ T1832] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 86.800717][ T1832] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 86.800904][ T1832] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.801133][ T1832] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.801314][ T1832] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.801521][ T1832] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.801756][ T1832] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.801991][ T1832] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.802235][ T1832] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.802484][ T1832] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.802720][ T1832] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.802960][ T1832] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.803195][ T1832] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.803440][ T1832] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.803679][ T1832] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.803919][ T1832] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.804157][ T1832] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.804397][ T1832] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.804632][ T1832] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.804884][ T1832] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.805118][ T1832] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.805364][ T1832] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.805598][ T1832] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.805836][ T1832] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.806076][ T1832] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.806314][ T1832] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.806565][ T1832] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.806809][ T1832] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.807046][ T1832] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.807280][ T1832] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.807527][ T1832] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.807826][ T1832] ? move_addr_to_kernel (net/socket.c:258) [ 86.808064][ T1832] ? kasan_save_stack (mm/kasan/common.c:58) [ 86.808294][ T1832] ? kasan_save_stack (mm/kasan/common.c:57) [ 86.808508][ T1832] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 86.808732][ T1832] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 86.809034][ T1832] ___sys_sendmsg (net/socket.c:2752) [ 86.809253][ T1832] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.809509][ T1832] __sys_sendmsg (net/socket.c:2784) [ 86.809737][ T1832] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.809966][ T1832] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 86.810207][ T1832] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 86.810450][ T1832] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.810684][ T1832] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.810893][ T1832] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.811122][ T1832] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.811364][ T1832] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.811662][ T1832] RIP: 0033:0x7fcae9d0008e [ 86.811914][ T1832] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.812738][ T1832] RSP: 002b:00007fff43200580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.813100][ T1832] RAX: ffffffffffffffda RBX: 00007fff43200d30 RCX: 00007fcae9d0008e [ 86.813459][ T1832] RDX: 0000000000000000 RSI: 00007fff43200630 RDI: 0000000000000005 [ 86.813813][ T1832] RBP: 00007fff43200590 R08: 0000000000000000 R09: 0000000000000000 [ 86.814161][ T1832] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008 [ 86.814523][ T1832] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff43200d00 | [ 86.853768][ T1833] ------------[ cut here ]------------ | [ 86.854019][ T1833] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1833 | [ 86.855049][ T1833] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.855786][ T1833] Tainted: [W]=WARN [ 86.855951][ T1833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.856227][ T1833] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.856517][ T1833] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.857268][ T1833] RSP: 0018:ffa000000148f020 EFLAGS: 00010286 [ 86.857448][ T1833] RAX: 00000000ffffffa6 RBX: ff1100000a9aa740 RCX: 1ff4000000291dca [ 86.857682][ T1833] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa7fc [ 86.857893][ T1833] RBP: ff11000008ea2000 R08: 1fe2200001535501 R09: ff11000012a5d158 [ 86.858098][ T1833] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 86.858298][ T1833] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 86.858510][ T1833] FS: 00007f3ef8f41840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 86.858850][ T1833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.859121][ T1833] CR2: 00007f3ef92111a0 CR3: 000000000fde2005 CR4: 0000000000771ef0 [ 86.859448][ T1833] PKRU: 55555554 [ 86.859558][ T1833] Call Trace: [ 86.859689][ T1833] [ 86.859764][ T1833] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.859903][ T1833] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.860009][ T1833] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 86.860149][ T1833] __dev_notify_flags (net/core/dev.c:9787) [ 86.860287][ T1833] ? netif_change_name (net/core/dev.c:1495) [ 86.860428][ T1833] ? __dev_change_flags (net/core/dev.c:9752) [ 86.860566][ T1833] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 86.860717][ T1833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.860857][ T1833] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 86.860995][ T1833] netif_change_flags (net/core/dev.c:9820) [ 86.861132][ T1833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.861268][ T1833] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 86.861415][ T1833] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 86.861626][ T1833] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 86.861846][ T1833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 86.862057][ T1833] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.862268][ T1833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 86.862463][ T1833] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.862674][ T1833] ? __kernel_text_address (kernel/extable.c:79) [ 86.862890][ T1833] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.863102][ T1833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.863309][ T1833] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.863530][ T1833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.863754][ T1833] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 86.863969][ T1833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.864187][ T1833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.864412][ T1833] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 86.864631][ T1833] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 86.864858][ T1833] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 86.865102][ T1833] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.865358][ T1833] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 86.865609][ T1833] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 86.865848][ T1833] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.866077][ T1833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.866298][ T1833] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.866531][ T1833] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.866752][ T1833] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.866971][ T1833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.867178][ T1833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.867321][ T1833] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.867467][ T1833] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.867629][ T1833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.867805][ T1833] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.867959][ T1833] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.868109][ T1833] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.868248][ T1833] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.868417][ T1833] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.868559][ T1833] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.868711][ T1833] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.868864][ T1833] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.869034][ T1833] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.869183][ T1833] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.869323][ T1833] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.869462][ T1833] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.869610][ T1833] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.869750][ T1833] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.869884][ T1833] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.870025][ T1833] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.870172][ T1833] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.870309][ T1833] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.870456][ T1833] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.870598][ T1833] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.870733][ T1833] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.870914][ T1833] ? move_addr_to_kernel (net/socket.c:258) [ 86.871052][ T1833] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.871187][ T1833] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.871323][ T1833] ___sys_sendmsg (net/socket.c:2752) [ 86.871462][ T1833] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 86.871636][ T1833] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.871789][ T1833] __sys_sendmsg (net/socket.c:2784) [ 86.871926][ T1833] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.872062][ T1833] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 86.872231][ T1833] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 86.872378][ T1833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.872519][ T1833] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.872700][ T1833] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.872924][ T1833] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.873141][ T1833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.873415][ T1833] RIP: 0033:0x7f3ef917b08e [ 86.873647][ T1833] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.874140][ T1833] RSP: 002b:00007ffe87370790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.874344][ T1833] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ef917b08e [ 86.874558][ T1833] RDX: 0000000000000000 RSI: 00007ffe87370840 RDI: 0000000000000005 [ 86.874764][ T1833] RBP: 00007ffe873707a0 R08: 0000000000000000 R09: 0000000000000000 [ 86.874965][ T1833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d009 [ 86.875165][ T1833] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe87370f10 | [ 86.903927][ T1834] ------------[ cut here ]------------ | [ 86.904117][ T1834] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1834 | [ 86.904916][ T1834] Modules linked in: vxlan ip6_gre ip_gre gre | [ 86.905487][ T1834] Tainted: [W]=WARN [ 86.905652][ T1834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.905887][ T1834] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 86.906115][ T1834] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 86.906665][ T1834] RSP: 0018:ffa000000149f020 EFLAGS: 00010286 [ 86.906896][ T1834] RAX: 00000000ffffffa6 RBX: ff1100000c985c40 RCX: 1ff4000000293dca [ 86.907147][ T1834] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985cfc [ 86.907410][ T1834] RBP: ff1100000967a000 R08: 1fe2200001930ba1 R09: ff11000005a7ae58 [ 86.907677][ T1834] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 86.907938][ T1834] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 86.908191][ T1834] FS: 00007fa49791d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 86.908492][ T1834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.908724][ T1834] CR2: 00000000082ee988 CR3: 0000000008ceb002 CR4: 0000000000771ef0 [ 86.908990][ T1834] PKRU: 55555554 [ 86.909145][ T1834] Call Trace: [ 86.909299][ T1834] [ 86.909436][ T1834] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 86.909638][ T1834] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 86.909802][ T1834] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 86.909988][ T1834] __dev_notify_flags (net/core/dev.c:9787) [ 86.910179][ T1834] ? netif_change_name (net/core/dev.c:1495) [ 86.910380][ T1834] ? __dev_change_flags (net/core/dev.c:9752) [ 86.910570][ T1834] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 86.910774][ T1834] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.910965][ T1834] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 86.911155][ T1834] netif_change_flags (net/core/dev.c:9820) [ 86.911348][ T1834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.911551][ T1834] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 86.911758][ T1834] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 86.911947][ T1834] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 86.912170][ T1834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 86.912371][ T1834] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.912560][ T1834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 86.912763][ T1834] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.912954][ T1834] ? __kernel_text_address (kernel/extable.c:79) [ 86.913143][ T1834] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.913332][ T1834] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.913532][ T1834] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.913733][ T1834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.913929][ T1834] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 86.914113][ T1834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.914300][ T1834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.914504][ T1834] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 86.914704][ T1834] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 86.914901][ T1834] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 86.915089][ T1834] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 86.915279][ T1834] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 86.915487][ T1834] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 86.915690][ T1834] rtnl_newlink (net/core/rtnetlink.c:4150) [ 86.915898][ T1834] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.916087][ T1834] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.916275][ T1834] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.916476][ T1834] ? mark_usage (kernel/locking/lockdep.c:4674) [ 86.916676][ T1834] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.916878][ T1834] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.917066][ T1834] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.917259][ T1834] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.917463][ T1834] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 86.917667][ T1834] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 86.917865][ T1834] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 86.918054][ T1834] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.918241][ T1834] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.918440][ T1834] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.918640][ T1834] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 86.918840][ T1834] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 86.919031][ T1834] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 86.919218][ T1834] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.919423][ T1834] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.919619][ T1834] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 86.919815][ T1834] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 86.920004][ T1834] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.920197][ T1834] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.920402][ T1834] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 86.920597][ T1834] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 86.920803][ T1834] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 86.920993][ T1834] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 86.921183][ T1834] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 86.921385][ T1834] ? copy_msghdr_from_user (net/socket.c:2635) [ 86.921573][ T1834] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 86.921814][ T1834] ? move_addr_to_kernel (net/socket.c:258) [ 86.922004][ T1834] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 86.922194][ T1834] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 86.922396][ T1834] ___sys_sendmsg (net/socket.c:2752) [ 86.922585][ T1834] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 86.922821][ T1834] ? copy_msghdr_from_user (net/socket.c:2603) [ 86.923024][ T1834] __sys_sendmsg (net/socket.c:2784) [ 86.923218][ T1834] ? __sys_sendmsg_sock (net/socket.c:2765) [ 86.923418][ T1834] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 86.923653][ T1834] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 86.923853][ T1834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 86.924044][ T1834] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 86.924232][ T1834] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 86.924434][ T1834] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 86.924629][ T1834] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.924863][ T1834] RIP: 0033:0x7fa497b5708e [ 86.925056][ T1834] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.925600][ T1834] RSP: 002b:00007ffff20b77e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.925867][ T1834] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa497b5708e [ 86.926118][ T1834] RDX: 0000000000000000 RSI: 00007ffff20b7890 RDI: 0000000000000005 [ 86.926380][ T1834] RBP: 00007ffff20b77f0 R08: 0000000000000000 R09: 0000000000000000 [ 86.926640][ T1834] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d009 [ 86.926898][ T1834] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff20b7f60 | [ 87.538529][ T12] ------------[ cut here ]------------ | [ 87.538722][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 87.538998][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.539478][ T12] Tainted: [W]=WARN [ 87.539580][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.539782][ T12] Workqueue: netns cleanup_net [ 87.539921][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.540090][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.540567][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 87.540739][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e900 RCX: 1ff4000000018ec7 [ 87.540937][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e9bc [ 87.541127][ T12] RBP: ff1100000edba000 R08: 1fe22000016e9d39 R09: ff11000001aed1d0 [ 87.541324][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 87.541521][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 87.541719][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 87.541953][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.542123][ T12] CR2: 00007efd5f0b0170 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.542317][ T12] PKRU: 55555554 [ 87.542420][ T12] Call Trace: [ 87.542516][ T12] [ 87.542589][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 87.542727][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 87.542838][ T12] netif_close_many (net/core/dev.c:1804) [ 87.542976][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 87.543109][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 87.543270][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 87.543438][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 87.543573][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.543736][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.543875][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.544009][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.544138][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.544267][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.544402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.544533][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.544666][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.544798][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.544928][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.545059][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.545193][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.545321][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.545456][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.545593][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.545726][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.545856][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.545990][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.546121][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.546250][ T12] kthread (kernel/kthread.c:436) [ 87.546353][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.546514][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.546647][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.546784][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.546945][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.547076][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.547203][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.549038][ T12] ------------[ cut here ]------------ | [ 87.549178][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 87.549450][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.549934][ T12] Tainted: [W]=WARN [ 87.550034][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.550198][ T12] Workqueue: netns cleanup_net [ 87.550337][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.550519][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.551014][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 87.551181][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74ec80 RCX: 1ff4000000018e80 [ 87.551386][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74ed3c [ 87.551592][ T12] RBP: ff1100000a324000 R08: 1fe22000016e9da9 R09: ff11000001aed1d0 [ 87.551805][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 87.552010][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 87.552220][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 87.552466][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.552643][ T12] CR2: 00007efd5f0b0170 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.552846][ T12] PKRU: 55555554 [ 87.552944][ T12] Call Trace: [ 87.553042][ T12] [ 87.553112][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 87.553246][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 87.553354][ T12] netif_close_many (net/core/dev.c:1804) [ 87.553491][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 87.553628][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.553767][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 87.553904][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 87.554040][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 87.554173][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 87.554307][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 87.554451][ T12] notifier_call_chain (kernel/notifier.c:85) [ 87.554594][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 87.554729][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 87.554866][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 87.555033][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 87.555207][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 87.555352][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.555520][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.555658][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.555795][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.555930][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.556063][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.556197][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.556332][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.556473][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.556610][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.556744][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.556887][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.557019][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.557153][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.557286][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.557428][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.557565][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.557708][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.557854][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.557990][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.558129][ T12] kthread (kernel/kthread.c:436) [ 87.558233][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.558408][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.558543][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.558687][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.558861][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.558996][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.559130][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.561644][ T12] ------------[ cut here ]------------ | [ 87.561831][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 87.562153][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.562768][ T12] Tainted: [W]=WARN [ 87.562863][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.563018][ T12] Workqueue: netns cleanup_net [ 87.563225][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.563444][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.563903][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.564059][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff4000000018eed [ 87.564317][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 87.564552][ T12] RBP: ff1100000ec01000 R08: 1fe220000051fd01 R09: ff11000001aed1d0 [ 87.564797][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 87.564982][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.565167][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 87.565434][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.565600][ T12] CR2: 00007efd5f0b0170 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.565792][ T12] PKRU: 55555554 [ 87.565892][ T12] Call Trace: [ 87.565986][ T12] [ 87.566055][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.566217][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.566500][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.566628][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.566786][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.566917][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.567043][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.567170][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.567423][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.567550][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.567685][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.567827][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.567951][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.568082][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.568210][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.568466][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.568597][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.568720][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.568854][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.568983][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.569108][ T12] kthread (kernel/kthread.c:436) [ 87.569279][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.569487][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.569617][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.569742][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.569904][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.570031][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.570230][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.572959][ T12] ------------[ cut here ]------------ | [ 87.573146][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 87.573462][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.574042][ T12] Tainted: [W]=WARN [ 87.574189][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.574419][ T12] Workqueue: netns cleanup_net [ 87.574607][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.574830][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.575320][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.575553][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff8c0 RCX: 1ff4000000018eed [ 87.575807][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff97c [ 87.576043][ T12] RBP: ff1100000dbfc000 R08: 1fe220000051ff31 R09: ff11000001aed1d0 [ 87.576278][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 87.576523][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.576779][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 87.577048][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.577256][ T12] CR2: 000055d9f7fbc0a8 CR3: 0000000009a8a004 CR4: 0000000000771ef0 [ 87.577512][ T12] PKRU: 55555554 [ 87.577677][ T12] Call Trace: [ 87.577829][ T12] [ 87.577945][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.578155][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.578374][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.578553][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.578739][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.578924][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.579103][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.579280][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.579473][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.579664][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.579858][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.580038][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.580214][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.580405][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.580584][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.580780][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.580964][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.581143][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.581324][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.581535][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.581722][ T12] kthread (kernel/kthread.c:436) [ 87.581878][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.582083][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.582259][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.582453][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.582672][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.582858][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.583035][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.592356][ T12] ------------[ cut here ]------------ | [ 87.592534][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 87.592846][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.593402][ T12] Tainted: [W]=WARN [ 87.593545][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.593769][ T12] Workqueue: netns cleanup_net [ 87.593952][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.594165][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.594677][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.594889][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe040 RCX: 1ff4000000018eed [ 87.595123][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe0fc [ 87.595373][ T12] RBP: ff110000100fc000 R08: 1fe220000051fc21 R09: ff11000001aed1d0 [ 87.595618][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 87.595860][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.596098][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 87.596377][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.596586][ T12] CR2: 000055d9f7fbc0a8 CR3: 0000000009a8a004 CR4: 0000000000771ef0 [ 87.596842][ T12] PKRU: 55555554 [ 87.596985][ T12] Call Trace: [ 87.597128][ T12] [ 87.597245][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.597467][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.597687][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.597879][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.598060][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.598233][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.598423][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.598605][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.598793][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.598974][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.599157][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.599333][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.599521][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.599710][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.599893][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.600069][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.600249][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.600441][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.600628][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.600821][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.601000][ T12] kthread (kernel/kthread.c:436) [ 87.601148][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.601368][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.601546][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.601737][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.601957][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.602138][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.602320][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.604974][ T12] ------------[ cut here ]------------ | [ 87.605217][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 87.605523][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.606157][ T12] Tainted: [W]=WARN [ 87.606300][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.606600][ T12] Workqueue: netns cleanup_net [ 87.606792][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.607009][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.607596][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.607818][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c740 RCX: 1ff4000000018eed [ 87.608129][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c7fc [ 87.608377][ T12] RBP: ff1100000e04c000 R08: 1fe2200001663901 R09: ff11000001aed1d0 [ 87.608617][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 87.608943][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.609181][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 87.609539][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.609765][ T12] CR2: 000055d9f7fbc0a8 CR3: 0000000009a8a004 CR4: 0000000000771ef0 [ 87.610000][ T12] PKRU: 55555554 [ 87.610141][ T12] Call Trace: [ 87.610374][ T12] [ 87.610492][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.610714][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.610921][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.611173][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.611367][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.611542][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.611728][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.611995][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.612176][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.612367][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.612547][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.612819][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.612995][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.613176][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.613365][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.613619][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.613816][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.613996][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.614180][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.614455][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.614641][ T12] kthread (kernel/kthread.c:436) [ 87.614793][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.615000][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.615249][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.615445][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.615667][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.615854][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.616107][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.629192][ T12] ------------[ cut here ]------------ | [ 87.629359][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 87.629623][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.630075][ T12] Tainted: [W]=WARN [ 87.630169][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.630322][ T12] Workqueue: netns cleanup_net [ 87.630460][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.630630][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.631085][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.631241][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2171c0 RCX: 1ff4000000018eed [ 87.631431][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21727c [ 87.631619][ T12] RBP: ff1100000eaa9000 R08: 1fe2200001842e51 R09: ff11000001aed1d0 [ 87.631807][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 87.631987][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.632170][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 87.632390][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.632544][ T12] CR2: 00007efe3ed9d808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.632732][ T12] PKRU: 55555554 [ 87.632833][ T12] Call Trace: [ 87.632923][ T12] [ 87.632987][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.633142][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.633292][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.633419][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.633545][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.633676][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.633803][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.633930][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.634058][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.634181][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.634307][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.634438][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.634563][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.634695][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.634818][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.634951][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.635078][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.635199][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.635325][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.635455][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.635575][ T12] kthread (kernel/kthread.c:436) [ 87.635671][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.635829][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.635965][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.636089][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.636240][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.636368][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.636490][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.638806][ T12] ------------[ cut here ]------------ | [ 87.638927][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 87.639163][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.639604][ T12] Tainted: [W]=WARN [ 87.639702][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.639861][ T12] Workqueue: netns cleanup_net [ 87.639985][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.640139][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.640569][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.640728][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782740 RCX: 1ff4000000018eed [ 87.640910][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107827fc [ 87.641089][ T12] RBP: ff1100000ed59000 R08: 1fe22000020f0501 R09: ff11000001aed1d0 [ 87.641272][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 87.641460][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.641651][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 87.641872][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.642022][ T12] CR2: 00007efe3ed9d808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.642200][ T12] PKRU: 55555554 [ 87.642290][ T12] Call Trace: [ 87.642385][ T12] [ 87.642448][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.642606][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.642760][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.642880][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.643006][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.643127][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.643248][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.643379][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.643506][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.643628][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.643756][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.643878][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.644001][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.644126][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.644249][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.644378][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.644505][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.644629][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.644762][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.644889][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.645016][ T12] kthread (kernel/kthread.c:436) [ 87.645107][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.645261][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.645390][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.645512][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.645668][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.645791][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.645911][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.648210][ T12] ------------[ cut here ]------------ | [ 87.648371][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 87.648617][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.649068][ T12] Tainted: [W]=WARN [ 87.649160][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.649312][ T12] Workqueue: netns cleanup_net [ 87.649442][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.649606][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.650043][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.650196][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31da80 RCX: 1ff4000000018eed [ 87.650383][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31db3c [ 87.650568][ T12] RBP: ff110000128c4000 R08: 1fe2200001663b69 R09: ff11000001aed1d0 [ 87.650783][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 87.650970][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.651151][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 87.651374][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.651527][ T12] CR2: 00007efe3ed9d808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.651714][ T12] PKRU: 55555554 [ 87.651811][ T12] Call Trace: [ 87.651903][ T12] [ 87.651968][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.652131][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.652284][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.652416][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.652540][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.652672][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.652801][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.652930][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.653056][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.653177][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.653302][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.653430][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.653553][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.653680][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.653813][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.653940][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.654070][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.654193][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.654320][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.654452][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.654575][ T12] kthread (kernel/kthread.c:436) [ 87.654676][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.654833][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.654957][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.655079][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.655233][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.655434][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.655562][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.658180][ T12] ------------[ cut here ]------------ | [ 87.658326][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 87.658567][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.659092][ T12] Tainted: [W]=WARN [ 87.659183][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.659333][ T12] Workqueue: netns cleanup_net [ 87.659544][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.659706][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.660218][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.660375][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31cc80 RCX: 1ff4000000018eed [ 87.660557][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cd3c [ 87.660821][ T12] RBP: ff1100000fb19000 R08: 1fe22000016639a9 R09: ff11000001aed1d0 [ 87.661001][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 87.661259][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.661445][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 87.661658][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.661893][ T12] CR2: 00007efe3ed9d808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.662075][ T12] PKRU: 55555554 [ 87.662167][ T12] Call Trace: [ 87.662257][ T12] [ 87.662401][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.662556][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.662708][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.662835][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.663032][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.663152][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.663277][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.663479][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.663609][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.663736][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.663867][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.663989][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.664186][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.664309][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.664434][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.664561][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.664775][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.664901][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.665027][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.665153][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.665355][ T12] kthread (kernel/kthread.c:436) [ 87.665446][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.665601][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.665722][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.665923][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.666074][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.666198][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.666398][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.668980][ T12] ------------[ cut here ]------------ | [ 87.669127][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 87.669448][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.669888][ T12] Tainted: [W]=WARN [ 87.670059][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.670209][ T12] Workqueue: netns cleanup_net [ 87.670337][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.670579][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.671016][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.671244][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c3c0 RCX: 1ff4000000018eed [ 87.671428][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c47c [ 87.671616][ T12] RBP: ff11000008499000 R08: 1fe2200001663891 R09: ff11000001aed1d0 [ 87.671875][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 87.672055][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.672310][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 87.672530][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.672684][ T12] CR2: 00007efe3ed9d808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.672949][ T12] PKRU: 55555554 [ 87.673042][ T12] Call Trace: [ 87.673131][ T12] [ 87.673193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.673428][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.673585][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.673709][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.673836][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.674031][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.674157][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.674279][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.674408][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.674608][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.674732][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.674863][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.674985][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.675182][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.675307][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.675435][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.675561][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.675763][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.675889][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.676015][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.676134][ T12] kthread (kernel/kthread.c:436) [ 87.676299][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.676454][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.676578][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.676705][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.676940][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.677060][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.677181][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.680691][ T12] ------------[ cut here ]------------ | [ 87.680862][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 87.681191][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.681650][ T12] Tainted: [W]=WARN [ 87.681752][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.681909][ T12] Workqueue: netns cleanup_net [ 87.682042][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.682298][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.682759][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 87.682920][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c040 RCX: 1ff4000000018e99 [ 87.683111][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c0fc [ 87.683299][ T12] RBP: ff1100000a324000 R08: 1fe22000017ed821 R09: ff11000001aed1d0 [ 87.683490][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 87.683684][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.683877][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 87.684098][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.684343][ T12] CR2: 00007efe3ed9d808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.684538][ T12] PKRU: 55555554 [ 87.684637][ T12] Call Trace: [ 87.684731][ T12] [ 87.684803][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.684963][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.685119][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 87.685247][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 87.685460][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 87.685625][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 87.685759][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 87.685889][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 87.686100][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 87.686229][ T12] notifier_call_chain (kernel/notifier.c:85) [ 87.686363][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 87.686528][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.686773][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.686901][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.687032][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.687237][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.687372][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.687505][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.687637][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.687851][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.687979][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.688104][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.688228][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.688440][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.688565][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.688699][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.688836][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.689040][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.689170][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.689299][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.689429][ T12] kthread (kernel/kthread.c:436) [ 87.689524][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.689770][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.689903][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.690028][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.690266][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.690395][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.690520][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.693191][ T12] ------------[ cut here ]------------ | [ 87.693310][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 87.694235][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.694733][ T12] Tainted: [W]=WARN [ 87.694829][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.694977][ T12] Workqueue: netns cleanup_net [ 87.695100][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.695318][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.695828][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 87.695981][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6de00 RCX: 1ff4000000018eed [ 87.696163][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6debc [ 87.696341][ T12] RBP: ff1100000edba000 R08: 1fe22000017edbd9 R09: ff11000001aed1d0 [ 87.696593][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 87.696777][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.696957][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 87.697167][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.697323][ T12] CR2: 00007efe3ed9d808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 87.697563][ T12] PKRU: 55555554 [ 87.697656][ T12] Call Trace: [ 87.697744][ T12] [ 87.697813][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.697967][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.698118][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 87.698241][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 87.698420][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 87.698542][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 87.698669][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.698794][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 87.698917][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.699037][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.699161][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.699284][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.699463][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.699590][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.699710][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.699843][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.699968][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.700086][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.700214][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.700342][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.700518][ T12] kthread (kernel/kthread.c:436) [ 87.700615][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.700769][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.700891][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.701011][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.701161][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.701280][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.701463][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 87.730265][ T12] ------------[ cut here ]------------ | [ 87.730462][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 87.730714][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 87.731166][ T12] Tainted: [W]=WARN [ 87.731259][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.731421][ T12] Workqueue: netns cleanup_net [ 87.731553][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 87.731723][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 87.732164][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 87.732320][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d1c0 RCX: 1ff4000000018ed5 [ 87.732512][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d27c [ 87.732702][ T12] RBP: ff11000012904000 R08: 1fe22000017eda51 R09: ff11000001aed1d0 [ 87.732893][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 87.733081][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 87.733268][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 87.733491][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.733656][ T12] CR2: 00007ffeb3351ff8 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 87.733849][ T12] PKRU: 55555554 [ 87.733941][ T12] Call Trace: [ 87.734034][ T12] [ 87.734099][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 87.734260][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 87.734422][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 87.734548][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 87.734681][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 87.734812][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 87.734933][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 87.735057][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 87.735182][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 87.735305][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 87.735436][ T12] cleanup_net (net/core/net_namespace.c:702) [ 87.735562][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 87.735689][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 87.735819][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 87.735940][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 87.736065][ T12] process_one_work (kernel/workqueue.c:3314) [ 87.736191][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 87.736312][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 87.736445][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 87.736575][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 87.736702][ T12] kthread (kernel/kthread.c:436) [ 87.736800][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 87.736953][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.737075][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 87.737200][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 87.737358][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 87.737488][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 87.737619][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.301458][ T12] ------------[ cut here ]------------ | [ 88.301630][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 88.301878][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.302328][ T12] Tainted: [W]=WARN [ 88.302434][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.302596][ T12] Workqueue: netns cleanup_net [ 88.302729][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.302899][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.303357][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 88.303517][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985540 RCX: 1ff4000000018ec7 [ 88.303715][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9855fc [ 88.303905][ T12] RBP: ff1100000967a000 R08: 1fe2200001930ac1 R09: ff11000001aed1d0 [ 88.304093][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 88.304278][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 88.304471][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.304698][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.304863][ T12] CR2: 00007f4781a8d2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 88.305053][ T12] PKRU: 55555554 [ 88.305146][ T12] Call Trace: [ 88.305238][ T12] [ 88.305304][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.305439][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.305535][ T12] netif_close_many (net/core/dev.c:1804) [ 88.305668][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 88.305800][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 88.305955][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 88.306108][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.306242][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.306404][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.306530][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.306657][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.306787][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.306911][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.307035][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.307168][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.307302][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.307433][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.307568][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.307702][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.307832][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.307958][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.308084][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.308213][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.308343][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.308474][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.308608][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.308741][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.308872][ T12] kthread (kernel/kthread.c:436) [ 88.308970][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.309126][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.309250][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.309383][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.309540][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.309671][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.309803][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.312280][ T12] ------------[ cut here ]------------ | [ 88.312414][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 88.312654][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.313087][ T12] Tainted: [W]=WARN [ 88.313179][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.313328][ T12] Workqueue: netns cleanup_net [ 88.313461][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.313622][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.314061][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.314216][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57be00 RCX: 1ff4000000018eed [ 88.314401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bebc [ 88.314587][ T12] RBP: ff11000010391000 R08: 1fe22000018af7d9 R09: ff11000001aed1d0 [ 88.314769][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.314951][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.315132][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.315342][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.315551][ T12] CR2: 00007f4781a8d2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 88.315737][ T12] PKRU: 55555554 [ 88.315837][ T12] Call Trace: [ 88.315926][ T12] [ 88.315990][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.316152][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.316353][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.316474][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.316598][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.316718][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.316846][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.316969][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.317092][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.317212][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.317334][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.317556][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.317679][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.317810][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.317930][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.318052][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.318175][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.318293][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.318424][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.318550][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.318677][ T12] kthread (kernel/kthread.c:436) [ 88.318774][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.318923][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.319044][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.319171][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.319321][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.319447][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.319569][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.331134][ T12] ------------[ cut here ]------------ | [ 88.331274][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 88.331529][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.332078][ T12] Tainted: [W]=WARN [ 88.332169][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.332325][ T12] Workqueue: netns cleanup_net [ 88.332569][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.332736][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.333177][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.333330][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237000 RCX: 1ff4000000018eed [ 88.333612][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2370bc [ 88.333881][ T12] RBP: ff1100000f8ec000 R08: 1fe2200001646e19 R09: ff11000001aed1d0 [ 88.334060][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.334242][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.334511][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.334728][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.334886][ T12] CR2: 00007f4781a8d2a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 88.335067][ T12] PKRU: 55555554 [ 88.335158][ T12] Call Trace: [ 88.335248][ T12] [ 88.335312][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.335478][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.335634][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.335760][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.335883][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.336002][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.336126][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.336250][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.336379][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.336501][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.336627][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.336752][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.336872][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.336994][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.337115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.337235][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.337362][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.337484][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.337618][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.337751][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.337871][ T12] kthread (kernel/kthread.c:436) [ 88.338009][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.338164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.338287][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.338418][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.338571][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.338699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.338858][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.341328][ T12] ------------[ cut here ]------------ | [ 88.341497][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.341749][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.342188][ T12] Tainted: [W]=WARN [ 88.342285][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.342445][ T12] Workqueue: netns cleanup_net [ 88.342574][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.342737][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.343178][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.343332][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff4000000018eed [ 88.343529][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 88.343714][ T12] RBP: ff1100000d969000 R08: 1fe22000019ea2f9 R09: ff11000001aed1d0 [ 88.343900][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.344081][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.344268][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.344491][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.344650][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 88.344839][ T12] PKRU: 55555554 [ 88.344929][ T12] Call Trace: [ 88.345021][ T12] [ 88.345085][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.345242][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.345399][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.345526][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.345653][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.345778][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.345900][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.346023][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.346148][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.346270][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.346402][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.346531][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.346656][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.346784][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.346908][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.347033][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.347161][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.347283][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.347416][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.347544][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.347670][ T12] kthread (kernel/kthread.c:436) [ 88.347768][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.347919][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.348040][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.348162][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.348314][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.348442][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.348566][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.350685][ T12] ------------[ cut here ]------------ | [ 88.350814][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.351054][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.351494][ T12] Tainted: [W]=WARN [ 88.351592][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.351750][ T12] Workqueue: netns cleanup_net [ 88.351876][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.352033][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.352474][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.352634][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e580 RCX: 1ff4000000018eed [ 88.352822][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e63c [ 88.353006][ T12] RBP: ff1100000eae4000 R08: 1fe2200001f65cc9 R09: ff11000001aed1d0 [ 88.353189][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.353380][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.353568][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.353799][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.353953][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 88.354136][ T12] PKRU: 55555554 [ 88.354227][ T12] Call Trace: [ 88.354319][ T12] [ 88.354391][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.354550][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.354705][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.354833][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.354957][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.355078][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.355202][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.355328][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.355459][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.355586][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.355713][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.355847][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.355970][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.356096][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.356219][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.356342][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.356476][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.356605][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.356731][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.356863][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.356984][ T12] kthread (kernel/kthread.c:436) [ 88.357076][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.357229][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.357358][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.357483][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.357644][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.357771][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.357892][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.360173][ T12] ------------[ cut here ]------------ | [ 88.360295][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.360539][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.360984][ T12] Tainted: [W]=WARN [ 88.361077][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.361229][ T12] Workqueue: netns cleanup_net [ 88.361359][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.361520][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.361972][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.362127][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2ec80 RCX: 1ff4000000018eed [ 88.362311][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2ed3c [ 88.362495][ T12] RBP: ff110000129d9000 R08: 1fe2200001f65da9 R09: ff11000001aed1d0 [ 88.362683][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.362871][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.363053][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.363269][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.363428][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 88.363617][ T12] PKRU: 55555554 [ 88.363707][ T12] Call Trace: [ 88.363803][ T12] [ 88.363867][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.364022][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.364173][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.364296][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.364423][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.364546][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.364673][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.364803][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.364926][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.365049][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.365173][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.365295][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.365420][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.365548][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.365678][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.365807][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.365933][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.366053][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.366179][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.366305][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.366434][ T12] kthread (kernel/kthread.c:436) [ 88.366527][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.366681][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.366808][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.366929][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.367080][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.367202][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.367325][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.369606][ T12] ------------[ cut here ]------------ | [ 88.369726][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.369968][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.370404][ T12] Tainted: [W]=WARN [ 88.370497][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.370653][ T12] Workqueue: netns cleanup_net [ 88.370783][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.370939][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.371376][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.371532][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e3c0 RCX: 1ff4000000018eed [ 88.371716][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e47c [ 88.371903][ T12] RBP: ff11000009c09000 R08: 1fe2200001f65c91 R09: ff11000001aed1d0 [ 88.372087][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.372268][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.372453][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.372670][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.372826][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 88.373008][ T12] PKRU: 55555554 [ 88.373098][ T12] Call Trace: [ 88.373189][ T12] [ 88.373252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.373414][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.373565][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.373696][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.373823][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.373942][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.374063][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.374185][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.374310][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.374440][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.374565][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.374692][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.374816][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.374943][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.375063][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.375186][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.375312][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.375444][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.375572][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.375707][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.375834][ T12] kthread (kernel/kthread.c:436) [ 88.375925][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.376075][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.376197][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.376318][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.376476][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.376602][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.376723][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.379003][ T12] ------------[ cut here ]------------ | [ 88.379126][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.380257][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.380767][ T12] Tainted: [W]=WARN [ 88.380860][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.381013][ T12] Workqueue: netns cleanup_net [ 88.381139][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.381301][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.381806][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.381961][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff4000000018eed [ 88.382144][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 88.382331][ T12] RBP: ff1100000fad4000 R08: 1fe2200001f452f9 R09: ff11000001aed1d0 [ 88.382592][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.382783][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.382967][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.383183][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.383337][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 88.383570][ T12] PKRU: 55555554 [ 88.383667][ T12] Call Trace: [ 88.383760][ T12] [ 88.383825][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.383981][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.384134][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.384259][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.384433][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.384558][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.384683][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.384811][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.384937][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.385059][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.385186][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.385310][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.385485][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.385623][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.385754][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.385884][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.386013][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.386137][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.386265][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.386446][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.386575][ T12] kthread (kernel/kthread.c:436) [ 88.386673][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.386831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.386958][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.387082][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.387240][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.387410][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.387537][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.391922][ T12] ------------[ cut here ]------------ | [ 88.392072][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 88.392317][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.392779][ T12] Tainted: [W]=WARN [ 88.392872][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.393028][ T12] Workqueue: netns cleanup_net [ 88.393155][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.393313][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.393767][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.393932][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff4000000018eed [ 88.394113][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 88.394291][ T12] RBP: ff1100000ed14000 R08: 1fe2200001f45139 R09: ff11000001aed1d0 [ 88.394486][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.394679][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.394866][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.395080][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.395234][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 88.395420][ T12] PKRU: 55555554 [ 88.395511][ T12] Call Trace: [ 88.395607][ T12] [ 88.395671][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.395833][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.395983][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.396111][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.396234][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.396359][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.396482][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.396615][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.396739][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.396862][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.396986][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.397109][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.397230][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.397357][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.397480][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.397609][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.397734][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.397860][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.397990][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.398116][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.398238][ T12] kthread (kernel/kthread.c:436) [ 88.398330][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.398489][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.398620][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.398757][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.398936][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.399058][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.399183][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.401290][ T12] ------------[ cut here ]------------ | [ 88.401724][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 88.401969][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.402407][ T12] Tainted: [W]=WARN [ 88.402500][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.402659][ T12] Workqueue: netns cleanup_net [ 88.402789][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.402946][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.403384][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.403543][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a040 RCX: 1ff4000000018eed [ 88.403727][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a0fc [ 88.403915][ T12] RBP: ff11000008ab9000 R08: 1fe2200001feb421 R09: ff11000001aed1d0 [ 88.404099][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.404280][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.404473][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.404687][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.404850][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 88.405030][ T12] PKRU: 55555554 [ 88.405124][ T12] Call Trace: [ 88.405215][ T12] [ 88.405281][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.405443][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.405600][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.405722][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.405849][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.405972][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.406104][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.406227][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.406355][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.406477][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.406606][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.406730][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.406860][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.406986][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.407110][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.407234][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.407363][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.407485][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.407619][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.407759][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.407883][ T12] kthread (kernel/kthread.c:436) [ 88.407975][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.408127][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.408251][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.408380][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.408534][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.408661][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.408791][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.411451][ T12] ------------[ cut here ]------------ | [ 88.411582][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.411834][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.412267][ T12] Tainted: [W]=WARN [ 88.412366][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.412519][ T12] Workqueue: netns cleanup_net [ 88.412652][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.412819][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.413253][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 88.413414][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffa80 RCX: 1ff4000000018eed [ 88.413602][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffb3c [ 88.413788][ T12] RBP: ff1100000967a000 R08: 1fe220000051ff69 R09: ff11000001aed1d0 [ 88.413968][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.414154][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.414343][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.414563][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.414718][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 88.414911][ T12] PKRU: 55555554 [ 88.415002][ T12] Call Trace: [ 88.415093][ T12] [ 88.415156][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.415313][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.415470][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 88.415594][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 88.415717][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.415842][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 88.415963][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.416087][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 88.416210][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.416329][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.416460][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.416588][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.416710][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.416837][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.416959][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.417082][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.417209][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.417332][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.417465][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.417600][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.417723][ T12] kthread (kernel/kthread.c:436) [ 88.417825][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.417978][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.418103][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.418225][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.418832][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.418955][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.419076][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.439360][ T12] ------------[ cut here ]------------ | [ 88.439522][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.439794][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.440265][ T12] Tainted: [W]=WARN [ 88.440370][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.440534][ T12] Workqueue: netns cleanup_net [ 88.440671][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.440844][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.441298][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 88.441467][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe580 RCX: 1ff4000000018eaf [ 88.441687][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe63c [ 88.441911][ T12] RBP: ff110000106f9000 R08: 1fe220000051fcc9 R09: ff11000001aed1d0 [ 88.442102][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 88.442291][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee34000 [ 88.442545][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.442778][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.442941][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 88.443134][ T12] PKRU: 55555554 [ 88.443229][ T12] Call Trace: [ 88.443322][ T12] [ 88.443492][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.443628][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.443726][ T12] netif_close_many (net/core/dev.c:1804) [ 88.443857][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.443990][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.444115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.444248][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 88.444382][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 88.444548][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 88.444716][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.444864][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.445022][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.445152][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.445277][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 88.445443][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 88.445575][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 88.445713][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 88.445847][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 88.445977][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 88.446105][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 88.446235][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.446368][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.446499][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.446628][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.446759][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.446889][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.447018][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.447146][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.447277][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.447409][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.447544][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.447681][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.447814][ T12] kthread (kernel/kthread.c:436) [ 88.447913][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.448074][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.448205][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.448332][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.448495][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.448627][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.448760][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.450789][ T12] ------------[ cut here ]------------ | [ 88.451119][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.451722][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.452196][ T12] Tainted: [W]=WARN [ 88.452290][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.452459][ T12] Workqueue: netns cleanup_net [ 88.452597][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.452766][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.453218][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 88.453382][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc8900 RCX: 1ff4000000018eaf [ 88.453573][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc89bc [ 88.453773][ T12] RBP: ff1100000ee34000 R08: 1fe2200001db9139 R09: ff11000001aed1d0 [ 88.453961][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 88.454148][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 88.454340][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.454568][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.454731][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 88.454927][ T12] PKRU: 55555554 [ 88.455035][ T12] Call Trace: [ 88.455134][ T12] [ 88.455201][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.455329][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 88.455463][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.455561][ T12] netif_close_many (net/core/dev.c:1804) [ 88.455690][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.455821][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.455946][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.456073][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 88.456203][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 88.456364][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 88.456525][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.456656][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.456817][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.456943][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.457069][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 88.457232][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 88.457366][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 88.457495][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 88.457626][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 88.457764][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 88.457892][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 88.458023][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.458158][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.458289][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.458423][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.458550][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.458686][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.458818][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.458946][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.459086][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.459216][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.459355][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.459491][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.459625][ T12] kthread (kernel/kthread.c:436) [ 88.459721][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.459891][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.460023][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.460152][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.460310][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.460442][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.460569][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.462889][ T12] ------------[ cut here ]------------ | [ 88.463017][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 88.463254][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.464196][ T12] Tainted: [W]=WARN [ 88.464286][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.464489][ T12] Workqueue: netns cleanup_net [ 88.464669][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.464832][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.465262][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 88.465465][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc9c40 RCX: 1ff4000000018ed5 [ 88.465652][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc9cfc [ 88.465838][ T12] RBP: ff110000106f9000 R08: 1fe2200001db93a1 R09: ff11000001aed1d0 [ 88.466020][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.466199][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.466430][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.466648][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.466805][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 88.466988][ T12] PKRU: 55555554 [ 88.467079][ T12] Call Trace: [ 88.467170][ T12] [ 88.467234][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.467449][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.467605][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.467727][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.467853][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 88.468008][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 88.468132][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 88.468252][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 88.468435][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 88.468560][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 88.468687][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.468816][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.468941][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.469064][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.469187][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.469309][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.469479][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.469608][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.469736][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.469868][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.469993][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.470118][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.470239][ T12] kthread (kernel/kthread.c:436) [ 88.470329][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.470530][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.470663][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.470789][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.470940][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.471059][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.471181][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.473801][ T12] ------------[ cut here ]------------ | [ 88.473952][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 88.474190][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.474640][ T12] Tainted: [W]=WARN [ 88.474732][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.474893][ T12] Workqueue: netns cleanup_net [ 88.475019][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.475175][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.475619][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 88.475778][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f700 RCX: 1ff4000000018ed5 [ 88.475958][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f7bc [ 88.476138][ T12] RBP: ff1100000ee34000 R08: 1fe22000016e9ef9 R09: ff11000001aed1d0 [ 88.476321][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.476513][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.476700][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.476915][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.477067][ T12] CR2: 000055f6a15ced5c CR3: 000000000a12e001 CR4: 0000000000771ef0 [ 88.477249][ T12] PKRU: 55555554 [ 88.477339][ T12] Call Trace: [ 88.477436][ T12] [ 88.477500][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.477656][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.477819][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.477941][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.478060][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 88.478218][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 88.478354][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 88.478477][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 88.478603][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 88.478731][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 88.478860][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.478980][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.479103][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.479227][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.479352][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.479474][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.479595][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.479718][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.479847][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.479967][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.480092][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.480220][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.480342][ T12] kthread (kernel/kthread.c:436) [ 88.480440][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.480593][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.480714][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.480840][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.480991][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.481112][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.481232][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.483846][ T12] ------------[ cut here ]------------ | [ 88.484007][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 88.484276][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.484720][ T12] Tainted: [W]=WARN [ 88.484816][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.484970][ T12] Workqueue: netns cleanup_net [ 88.485097][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.485256][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.485698][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 88.485857][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9ab1c0 RCX: 1ff4000000018ed5 [ 88.486038][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab27c [ 88.486229][ T12] RBP: ff1100000b5b4000 R08: 1fe2200001535651 R09: ff11000001aed1d0 [ 88.486422][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.486608][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 88.486795][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.487008][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.487161][ T12] CR2: 000055f6a15ced5c CR3: 000000000a12e001 CR4: 0000000000771ef0 [ 88.487342][ T12] PKRU: 55555554 [ 88.487438][ T12] Call Trace: [ 88.487530][ T12] [ 88.487606][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 88.487767][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 88.487918][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 88.488041][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 88.488161][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 88.488315][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 88.488445][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 88.488567][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 88.488695][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 88.488824][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 88.488948][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 88.489067][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.489192][ T12] cleanup_net (net/core/net_namespace.c:702) [ 88.489316][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 88.489443][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 88.489570][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 88.489697][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.489832][ T12] process_one_work (kernel/workqueue.c:3314) [ 88.489960][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 88.490082][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.490209][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 88.490336][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 88.490464][ T12] kthread (kernel/kthread.c:436) [ 88.490557][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.490712][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.490840][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 88.490962][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 88.491135][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 88.491260][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 88.491482][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 88.556308][ T1866] ------------[ cut here ]------------ | [ 88.556527][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1866 | [ 88.556860][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.557878][ T1866] Tainted: [W]=WARN [ 88.558030][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.558249][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.558490][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.559031][ T1866] RSP: 0018:ffa000000157fa80 EFLAGS: 00010286 [ 88.559253][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff40000002aff16 [ 88.559518][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 88.559788][ T1866] RBP: ff110000100bc000 R08: 1fe2200001ddb251 R09: ff11000009895180 [ 88.560038][ T1866] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.560287][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100bc000 [ 88.560555][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.560859][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.561078][ T1866] CR2: 00007fbdfc7c7430 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.561330][ T1866] PKRU: 55555554 [ 88.561497][ T1866] Call Trace: [ 88.561662][ T1866] [ 88.561792][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.561980][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.562167][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.562321][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.562523][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.562761][ T1866] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.562949][ T1866] register_netdev (net/core/dev.c:11552) [ 88.563136][ T1866] loopback_net_init (drivers/net/loopback.c:218) [ 88.563326][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.563496][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.563663][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.563859][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.564046][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.564236][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.564437][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.564634][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.564828][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.565017][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.565204][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.565402][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.565597][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.565798][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.565983][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.566170][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.566370][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.566558][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.566761][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.566980][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.567171][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.567722][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.567985][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.568235][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.568499][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.568768][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.569020][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.573878][ T1866] ------------[ cut here ]------------ | [ 88.574061][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1866 | [ 88.574393][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.574961][ T1866] Tainted: [W]=WARN [ 88.575114][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.575332][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.575573][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.576117][ T1866] RSP: 0018:ffa000000157f918 EFLAGS: 00010286 [ 88.576339][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000e9ed540 RCX: 1ff40000002afee9 [ 88.576607][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed5fc [ 88.576868][ T1866] RBP: ff1100000a864000 R08: 1fe2200001d3dac1 R09: ff11000009895180 [ 88.577119][ T1866] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.577381][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a864000 [ 88.577643][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.577940][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.578161][ T1866] CR2: 00007fbdfc7c7430 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.578425][ T1866] PKRU: 55555554 [ 88.578578][ T1866] Call Trace: [ 88.578740][ T1866] [ 88.578915][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.579100][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.579285][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.579452][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.579651][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.579882][ T1866] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.580071][ T1866] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.580258][ T1866] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.580460][ T1866] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.580657][ T1866] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.580855][ T1866] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.581042][ T1866] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.581233][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.581407][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.581564][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.581762][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.581950][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.582141][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.582328][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.582531][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.582730][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.582925][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.583112][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.583299][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.583502][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.583702][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.583896][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.584081][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.584269][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.584467][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.584668][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.584894][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.585085][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.585640][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.585903][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.586156][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.586421][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.586683][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.586941][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.591423][ T1866] ------------[ cut here ]------------ | [ 88.591607][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1866 | [ 88.591936][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.592502][ T1866] Tainted: [W]=WARN [ 88.592670][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.592967][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.593230][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.593795][ T1866] RSP: 0018:ffa000000157f8f8 EFLAGS: 00010286 [ 88.594020][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000e9ed1c0 RCX: 1ff40000002afee5 [ 88.594273][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed27c [ 88.594535][ T1866] RBP: ff11000001dd4000 R08: 1fe2200001d3da51 R09: ff11000009895180 [ 88.594811][ T1866] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.595081][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000 [ 88.595363][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.595667][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.595895][ T1866] CR2: 00007fbdfc7c7430 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.596159][ T1866] PKRU: 55555554 [ 88.596311][ T1866] Call Trace: [ 88.596477][ T1866] [ 88.596604][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.596805][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.596994][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.597149][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.597341][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.597595][ T1866] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.597824][ T1866] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.598018][ T1866] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.598208][ T1866] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.598410][ T1866] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.598604][ T1866] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.598829][ T1866] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 88.599020][ T1866] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 88.599211][ T1866] vti_init_net (net/ipv4/ip_vti.c:517) [ 88.599415][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.599600][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.599769][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.599959][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.600150][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.600373][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.600568][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.600777][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.600969][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.601158][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.601383][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.601573][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.601780][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.601971][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.602158][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.602363][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.602552][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.602756][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.602949][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.603169][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.603390][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.604046][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.604301][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.604572][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.604845][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.605115][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.605387][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.610181][ T1866] ------------[ cut here ]------------ | [ 88.610935][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1866 | [ 88.611319][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.612027][ T1866] Tainted: [W]=WARN [ 88.612193][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.612431][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.612682][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.613222][ T1866] RSP: 0018:ffa000000157fa78 EFLAGS: 00010286 [ 88.613462][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000fbbf8c0 RCX: 1ff40000002aff15 [ 88.613729][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf97c [ 88.613991][ T1866] RBP: ff11000005059000 R08: 1fe2200001f77f31 R09: ff11000009895180 [ 88.614242][ T1866] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.614508][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005059000 [ 88.614781][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.615069][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.615290][ T1866] CR2: 00007fbdfc7c7430 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.615559][ T1866] PKRU: 55555554 [ 88.615720][ T1866] Call Trace: [ 88.615883][ T1866] [ 88.616004][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.616191][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.616394][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.616551][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.616755][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.616973][ T1866] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.617164][ T1866] register_netdev (net/core/dev.c:11552) [ 88.617364][ T1866] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 88.617554][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.617720][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.617885][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.618069][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.618259][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.618466][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.618668][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.618864][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.619051][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.619238][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.619437][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.619633][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.619830][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.620020][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.620205][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.620402][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.620591][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.620789][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.620976][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.621198][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.621403][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.621946][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.622199][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.622466][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.622730][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.622987][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.623238][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.630126][ T1866] ------------[ cut here ]------------ | [ 88.630297][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1866 | [ 88.630580][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.631038][ T1866] Tainted: [W]=WARN [ 88.631139][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.631306][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.631489][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.631973][ T1866] RSP: 0018:ffa000000157fa68 EFLAGS: 00010286 [ 88.632143][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000ce33380 RCX: 1ff40000002aff13 [ 88.632343][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3343c [ 88.632550][ T1866] RBP: ff1100000e2bc000 R08: 1fe22000019c6689 R09: ff11000009895180 [ 88.632760][ T1866] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.632960][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2bc000 [ 88.633160][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.633399][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.633570][ T1866] CR2: 000055f6a15ced5c CR3: 00000000136ed002 CR4: 0000000000771ef0 [ 88.633785][ T1866] PKRU: 55555554 [ 88.633887][ T1866] Call Trace: [ 88.633986][ T1866] [ 88.634055][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.634191][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.634325][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.634432][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.634570][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.634755][ T1866] register_netdev (net/core/dev.c:11552) [ 88.634888][ T1866] sit_init_net (net/ipv6/sit.c:1860) [ 88.635024][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.635126][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.635230][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.635370][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.635505][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.635647][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.635787][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.635923][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.636061][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.636196][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.636329][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.636484][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.636623][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.636763][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.636896][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.637030][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.637163][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.637296][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.637436][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.637608][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.637753][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.638229][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.638435][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.638640][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.638843][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.639047][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.639246][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.650413][ T1866] ------------[ cut here ]------------ | [ 88.650594][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1866 | [ 88.650863][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.651302][ T1866] Tainted: [W]=WARN [ 88.651956][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.652130][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.652303][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.652850][ T1866] RSP: 0018:ffa000000157fa78 EFLAGS: 00010286 [ 88.653019][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000c57aac0 RCX: 1ff40000002aff15 [ 88.653219][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57ab7c [ 88.653475][ T1866] RBP: ff11000004ce9000 R08: 1fe22000018af571 R09: ff11000009895180 [ 88.653737][ T1866] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.653997][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ce9000 [ 88.654198][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.654491][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.654662][ T1866] CR2: 000055f6a15ced5c CR3: 00000000136ed002 CR4: 0000000000771ef0 [ 88.654868][ T1866] PKRU: 55555554 [ 88.654968][ T1866] Call Trace: [ 88.655067][ T1866] [ 88.655138][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.655271][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.655462][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.655564][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.655704][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.655911][ T1866] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.656049][ T1866] register_netdev (net/core/dev.c:11552) [ 88.656182][ T1866] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 88.656315][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.656475][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.656576][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.656713][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.656854][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.656990][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.657125][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.657261][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.657451][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.657590][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.657722][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.657861][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.657996][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.658131][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.658263][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.658456][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.658595][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.658728][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.658866][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.659031][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.659170][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.659706][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.659914][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.660112][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.660310][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.660566][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.660776][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.665241][ T1866] ------------[ cut here ]------------ | [ 88.665421][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1866 | [ 88.665694][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.666146][ T1866] Tainted: [W]=WARN [ 88.666247][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.666425][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.666598][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.667072][ T1866] RSP: 0018:ffa000000157f918 EFLAGS: 00010286 [ 88.667239][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000d7e3540 RCX: 1ff40000002afee9 [ 88.667445][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e35fc [ 88.667648][ T1866] RBP: ff11000008f09000 R08: 1fe2200001afc6c1 R09: ff11000009895180 [ 88.667854][ T1866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 88.668049][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f09000 [ 88.668248][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 88.668485][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.668658][ T1866] CR2: 00007f4e2aaa0f98 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.668862][ T1866] PKRU: 55555554 [ 88.668971][ T1866] Call Trace: [ 88.669079][ T1866] [ 88.669147][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.669280][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.669418][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.669521][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.669658][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.669829][ T1866] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.669974][ T1866] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.670107][ T1866] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.670239][ T1866] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.670378][ T1866] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.670512][ T1866] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.670651][ T1866] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.670789][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.670891][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.670990][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.671121][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.671252][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.671393][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.671527][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.671665][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.671841][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.671975][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.672122][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.672254][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.672393][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.672529][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.672707][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.672847][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.672980][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.673113][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.673243][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.673411][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.673552][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.674032][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.674229][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.674436][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.674638][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.674902][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.675098][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.679411][ T1866] ------------[ cut here ]------------ | [ 88.679549][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1866 | [ 88.679822][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.680268][ T1866] Tainted: [W]=WARN [ 88.680375][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.680543][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.680721][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.681206][ T1866] RSP: 0018:ffa000000157f918 EFLAGS: 00010286 [ 88.681402][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000c9b6900 RCX: 1ff40000002afee9 [ 88.681612][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b69bc [ 88.681859][ T1866] RBP: ff1100000a81c000 R08: 1fe2200001936d39 R09: ff11000009895180 [ 88.682065][ T1866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 88.682263][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000 [ 88.682470][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 88.682712][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.682887][ T1866] CR2: 00007f4e2aaa0f98 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.683088][ T1866] PKRU: 55555554 [ 88.683188][ T1866] Call Trace: [ 88.683288][ T1866] [ 88.683361][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.683494][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.683633][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.683737][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.683879][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.684047][ T1866] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.684181][ T1866] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.684313][ T1866] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.684452][ T1866] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.684593][ T1866] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.684727][ T1866] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.684871][ T1866] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.685007][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.685110][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.685210][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.685342][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.685481][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.685621][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.685759][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.685895][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.686029][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.686161][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.686293][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.686957][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.687117][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.687253][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.687442][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.687634][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.687774][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.687906][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.688044][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.688211][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.688429][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.688936][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.689136][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.689336][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.689596][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.689799][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.689996][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.699800][ T1866] ------------[ cut here ]------------ | [ 88.699942][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1866 | [ 88.700249][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.700698][ T1866] Tainted: [W]=WARN [ 88.700804][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.700970][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.701144][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.701625][ T1866] RSP: 0018:ffa000000157f918 EFLAGS: 00010286 [ 88.701800][ T1866] RAX: 00000000ffffffa6 RBX: ff11000006050200 RCX: 1ff40000002afee9 [ 88.701999][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060502bc [ 88.702200][ T1866] RBP: ff1100000f94c000 R08: 1fe2200000c0a059 R09: ff11000009895180 [ 88.702403][ T1866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 88.702608][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f94c000 [ 88.702815][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 88.703050][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.703216][ T1866] CR2: 00007f4e2aaa0f98 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.703420][ T1866] PKRU: 55555554 [ 88.703519][ T1866] Call Trace: [ 88.703624][ T1866] [ 88.703692][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.703832][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.703964][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.704067][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.704202][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.704373][ T1866] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.704513][ T1866] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.704652][ T1866] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.704794][ T1866] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.704929][ T1866] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.705062][ T1866] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.705195][ T1866] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.705330][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.705438][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.705540][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.705677][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.705837][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.705971][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.706103][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.706238][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.706377][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.706510][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.706648][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.706787][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.706927][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.707064][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.707196][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.707328][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.707465][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.707600][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.707734][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.707907][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.708046][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.708526][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.708730][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.708934][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.709132][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.709338][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.709542][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.714630][ T1866] ------------[ cut here ]------------ | [ 88.714795][ T1866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1866 | [ 88.715067][ T1866] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.715520][ T1866] Tainted: [W]=WARN [ 88.715628][ T1866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.715801][ T1866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.715979][ T1866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.716463][ T1866] RSP: 0018:ffa000000157fa70 EFLAGS: 00010286 [ 88.716639][ T1866] RAX: 00000000ffffffa6 RBX: ff1100000e078740 RCX: 1ff40000002aff14 [ 88.716849][ T1866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0787fc [ 88.717050][ T1866] RBP: ff11000009bbc000 R08: 1fe2200001c0f101 R09: ff11000009895180 [ 88.717251][ T1866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 88.717457][ T1866] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bbc000 [ 88.717665][ T1866] FS: 00007fbdfc5c0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 88.717910][ T1866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.718078][ T1866] CR2: 00007f4e2aaa0f98 CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 88.718281][ T1866] PKRU: 55555554 [ 88.718386][ T1866] Call Trace: [ 88.718487][ T1866] [ 88.718563][ T1866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.718705][ T1866] ? notifier_call_chain (kernel/notifier.c:85) [ 88.718847][ T1866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.718950][ T1866] register_netdevice (net/core/dev.c:11488) [ 88.719086][ T1866] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.719252][ T1866] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.719392][ T1866] register_netdev (net/core/dev.c:11552) [ 88.719527][ T1866] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 88.719669][ T1866] ops_init (net/core/net_namespace.c:137) [ 88.719779][ T1866] setup_net (net/core/net_namespace.c:446) [ 88.719884][ T1866] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.720018][ T1866] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.720152][ T1866] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.720289][ T1866] copy_net_ns (net/core/net_namespace.c:579) [ 88.720429][ T1866] create_new_namespaces (kernel/nsproxy.c:132) [ 88.720568][ T1866] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.720709][ T1866] ksys_unshare (kernel/fork.c:3243) [ 88.720853][ T1866] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.720988][ T1866] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.721122][ T1866] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.721255][ T1866] ? __ia32_sys_open (fs/open.c:1374) [ 88.721404][ T1866] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.721543][ T1866] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.721684][ T1866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.721866][ T1866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.722004][ T1866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.722140][ T1866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.722315][ T1866] RIP: 0033:0x7fbdfc882bcb [ 88.722461][ T1866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.722959][ T1866] RSP: 002b:00007fff43ae9158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 88.723163][ T1866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbdfc882bcb [ 88.723369][ T1866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.723575][ T1866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.723788][ T1866] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff43aeb380 [ 88.723991][ T1866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff43aeb877 | [ 88.761614][ T1867] ------------[ cut here ]------------ | [ 88.761792][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1867 | [ 88.762069][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.762524][ T1867] Tainted: [W]=WARN [ 88.762630][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.762804][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.762976][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.763469][ T1867] RSP: 0018:ffa000000158fa80 EFLAGS: 00010286 [ 88.763645][ T1867] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff40000002b1f16 [ 88.763851][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 88.764054][ T1867] RBP: ff1100000e26c000 R08: 1fe22000004f16f9 R09: ff1100000eb35180 [ 88.764255][ T1867] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.764460][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e26c000 [ 88.764667][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.764912][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.765080][ T1867] CR2: 00007ffef4b93ff0 CR3: 000000000ebed005 CR4: 0000000000771ef0 [ 88.765281][ T1867] PKRU: 55555554 [ 88.765388][ T1867] Call Trace: [ 88.765490][ T1867] [ 88.765563][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.765704][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.765848][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.765950][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.766087][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.766255][ T1867] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.766713][ T1867] register_netdev (net/core/dev.c:11552) [ 88.766853][ T1867] loopback_net_init (drivers/net/loopback.c:218) [ 88.766989][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.767095][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.767198][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.767334][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.767476][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.767618][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.767760][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.767898][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.768036][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.768170][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.768303][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.768447][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.768590][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.768725][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.768861][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.768994][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.769126][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.769262][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.769398][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.769563][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.769707][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.770187][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.770393][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.770596][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.770798][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.770997][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.771195][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.781707][ T1867] ------------[ cut here ]------------ | [ 88.781877][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1867 | [ 88.782144][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.782600][ T1867] Tainted: [W]=WARN [ 88.782705][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.782879][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.783052][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.783536][ T1867] RSP: 0018:ffa000000158f918 EFLAGS: 00010286 [ 88.783711][ T1867] RAX: 00000000ffffffa6 RBX: ff1100000e079c40 RCX: 1ff40000002b1ee9 [ 88.783915][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e079cfc [ 88.784116][ T1867] RBP: ff1100000fee9000 R08: 1fe2200001c0f3a1 R09: ff1100000eb35180 [ 88.784316][ T1867] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.784523][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fee9000 [ 88.784729][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.784968][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.785137][ T1867] CR2: 00007ffef4b93ff0 CR3: 000000000ebed005 CR4: 0000000000771ef0 [ 88.785340][ T1867] PKRU: 55555554 [ 88.785446][ T1867] Call Trace: [ 88.785547][ T1867] [ 88.785622][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.785762][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.785898][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.786002][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.786138][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.786307][ T1867] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.786456][ T1867] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.786595][ T1867] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.786730][ T1867] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.786881][ T1867] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.787021][ T1867] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.787158][ T1867] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.787296][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.787411][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.787514][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.787653][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.787791][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.787929][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.788064][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.788203][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.788338][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.788481][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.788621][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.788761][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.788898][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.789036][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.789171][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.789305][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.789445][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.789585][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.789723][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.789895][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.790036][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.790524][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.790733][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.790941][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.791142][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.791345][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.791559][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.796278][ T1867] ------------[ cut here ]------------ | [ 88.796429][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1867 | [ 88.796710][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.797166][ T1867] Tainted: [W]=WARN [ 88.797270][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.797449][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.797632][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.798124][ T1867] RSP: 0018:ffa000000158f8f8 EFLAGS: 00010286 [ 88.798299][ T1867] RAX: 00000000ffffffa6 RBX: ff1100000b726740 RCX: 1ff40000002b1ee5 [ 88.798516][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7267fc [ 88.798736][ T1867] RBP: ff11000004e54000 R08: 1fe22000016e4d01 R09: ff1100000eb35180 [ 88.798951][ T1867] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.799156][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004e54000 [ 88.799368][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.799615][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.799791][ T1867] CR2: 00007ffef4b93ff0 CR3: 000000000ebed005 CR4: 0000000000771ef0 [ 88.799998][ T1867] PKRU: 55555554 [ 88.800101][ T1867] Call Trace: [ 88.800204][ T1867] [ 88.800275][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.800425][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.800565][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.800676][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.800824][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.801000][ T1867] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.801140][ T1867] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.801278][ T1867] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.801420][ T1867] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.801561][ T1867] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.801704][ T1867] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.801851][ T1867] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 88.801990][ T1867] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 88.802132][ T1867] vti_init_net (net/ipv4/ip_vti.c:517) [ 88.802271][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.802382][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.802487][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.802629][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.802780][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.802921][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.803081][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.803222][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.803366][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.803504][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.803649][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.803793][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.803932][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.804070][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.804208][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.804352][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.804490][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.804631][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.804776][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.804948][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.805092][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.805608][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.805823][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.806028][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.806232][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.806444][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.806657][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.810970][ T1867] ------------[ cut here ]------------ | [ 88.811114][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1867 | [ 88.811924][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.812437][ T1867] Tainted: [W]=WARN [ 88.812542][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.812721][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.812902][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.813446][ T1867] RSP: 0018:ffa000000158fa78 EFLAGS: 00010286 [ 88.813682][ T1867] RAX: 00000000ffffffa6 RBX: ff1100000c67f8c0 RCX: 1ff40000002b1f15 [ 88.813892][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f97c [ 88.814095][ T1867] RBP: ff11000004fbc000 R08: 1fe22000018cff31 R09: ff1100000eb35180 [ 88.814302][ T1867] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 88.814565][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004fbc000 [ 88.814781][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 88.815019][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.815189][ T1867] CR2: 00007ffef4b93ff0 CR3: 000000000ebed005 CR4: 0000000000771ef0 [ 88.815451][ T1867] PKRU: 55555554 [ 88.815554][ T1867] Call Trace: [ 88.815660][ T1867] [ 88.815732][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.815874][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.816011][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.816116][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.816254][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.816482][ T1867] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.816630][ T1867] register_netdev (net/core/dev.c:11552) [ 88.816773][ T1867] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 88.816912][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.817016][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.817121][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.817255][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.817452][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.817597][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.817737][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.817883][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.818020][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.818156][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.818291][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.818485][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.818628][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.818776][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.818911][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.819048][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.819185][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.819332][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.819528][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.819698][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.819845][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.820333][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.820607][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.820819][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.821025][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.821228][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.821595][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.826206][ T1867] ------------[ cut here ]------------ | [ 88.826372][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1867 | [ 88.826655][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.827119][ T1867] Tainted: [W]=WARN [ 88.827222][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.827398][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.827578][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.828075][ T1867] RSP: 0018:ffa000000158fa68 EFLAGS: 00010286 [ 88.828246][ T1867] RAX: 00000000ffffffa6 RBX: ff1100001278e3c0 RCX: 1ff40000002b1f13 [ 88.828470][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001278e47c [ 88.828682][ T1867] RBP: ff1100000fa01000 R08: 1fe22000024f1c91 R09: ff1100000eb35180 [ 88.828890][ T1867] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.829093][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa01000 [ 88.829299][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.829551][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.829729][ T1867] CR2: 00007f4e2aaa0f98 CR3: 000000000ebed003 CR4: 0000000000771ef0 [ 88.829942][ T1867] PKRU: 55555554 [ 88.830046][ T1867] Call Trace: [ 88.830149][ T1867] [ 88.830220][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.830362][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.830501][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.830613][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.830757][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.830930][ T1867] register_netdev (net/core/dev.c:11552) [ 88.831064][ T1867] sit_init_net (net/ipv6/sit.c:1860) [ 88.831203][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.831307][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.831417][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.831557][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.831694][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.831838][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.831974][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.832113][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.832249][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.832391][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.832532][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.832676][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.832819][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.832956][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.833091][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.833225][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.833364][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.833501][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.833645][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.833822][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.833966][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.834455][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.834662][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.834870][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.835075][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.835277][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.835488][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.840847][ T1867] ------------[ cut here ]------------ | [ 88.841008][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1867 | [ 88.841278][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.841746][ T1867] Tainted: [W]=WARN [ 88.841849][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.842020][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.842196][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.843240][ T1867] RSP: 0018:ffa000000158fa78 EFLAGS: 00010286 [ 88.843475][ T1867] RAX: 00000000ffffffa6 RBX: ff1100000d57c900 RCX: 1ff40000002b1f15 [ 88.843748][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57c9bc [ 88.843953][ T1867] RBP: ff110000093cc000 R08: 1fe2200001aaf939 R09: ff1100000eb35180 [ 88.844154][ T1867] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 88.844412][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093cc000 [ 88.844625][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 88.844870][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.845041][ T1867] CR2: 00007f4e2aaa0f98 CR3: 000000000ebed003 CR4: 0000000000771ef0 [ 88.845271][ T1867] PKRU: 55555554 [ 88.845431][ T1867] Call Trace: [ 88.845535][ T1867] [ 88.845610][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.845749][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.845897][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.846001][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.846142][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.846309][ T1867] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.846507][ T1867] register_netdev (net/core/dev.c:11552) [ 88.846647][ T1867] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 88.846789][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.846893][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.846997][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.847132][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.847265][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.847461][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.847606][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.847752][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.847888][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.848024][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.848159][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.848295][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.848488][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.848631][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.848773][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.848908][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.849045][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.849180][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.849315][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.849543][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.849690][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.850193][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.850454][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.850660][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.850866][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.851067][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.851284][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.855480][ T1867] ------------[ cut here ]------------ | [ 88.855684][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1867 | [ 88.856015][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.856618][ T1867] Tainted: [W]=WARN [ 88.856780][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.856999][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.857227][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.857792][ T1867] RSP: 0018:ffa000000158f918 EFLAGS: 00010286 [ 88.858013][ T1867] RAX: 00000000ffffffa6 RBX: ff1100000b45a200 RCX: 1ff40000002b1ee9 [ 88.858265][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45a2bc [ 88.858535][ T1867] RBP: ff1100000fc31000 R08: 1fe220000168b459 R09: ff1100000eb35180 [ 88.858809][ T1867] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.859061][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc31000 [ 88.859314][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.859618][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.859849][ T1867] CR2: 00007fbdfc7c7430 CR3: 000000000ebed001 CR4: 0000000000771ef0 [ 88.860102][ T1867] PKRU: 55555554 [ 88.860253][ T1867] Call Trace: [ 88.860419][ T1867] [ 88.860540][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.860738][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.860938][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.861094][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.861282][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.861515][ T1867] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.861714][ T1867] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.861913][ T1867] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.862098][ T1867] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.862290][ T1867] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.862500][ T1867] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.862704][ T1867] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.862904][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.863060][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.863215][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.863416][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.863607][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.863835][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.864032][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.864222][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.864423][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.864613][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.864811][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.864998][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.865192][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.865396][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.865587][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.865788][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.865977][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.866163][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.866368][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.866592][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.866810][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.867336][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.867611][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.867899][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.868153][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.868418][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.868694][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.875219][ T1867] ------------[ cut here ]------------ | [ 88.875429][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1867 | [ 88.875780][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.876327][ T1867] Tainted: [W]=WARN [ 88.876560][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.876852][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.877138][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.877766][ T1867] RSP: 0018:ffa000000158f918 EFLAGS: 00010286 [ 88.878045][ T1867] RAX: 00000000ffffffa6 RBX: ff11000002774740 RCX: 1ff40000002b1ee9 [ 88.878366][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027747fc [ 88.878687][ T1867] RBP: ff11000008db4000 R08: 1fe22000004ee901 R09: ff1100000eb35180 [ 88.879003][ T1867] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.879307][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008db4000 [ 88.879644][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.880001][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.880276][ T1867] CR2: 00007fbdfc7c7430 CR3: 000000000ebed001 CR4: 0000000000771ef0 [ 88.880604][ T1867] PKRU: 55555554 [ 88.880822][ T1867] Call Trace: [ 88.881058][ T1867] [ 88.881236][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.881491][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.881731][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.881895][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.882083][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.882301][ T1867] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.882502][ T1867] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.882700][ T1867] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.882899][ T1867] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.883088][ T1867] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.883277][ T1867] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.883477][ T1867] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.883679][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.884159][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.884314][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.884511][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.884727][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.884928][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.885115][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.885304][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.885505][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.885901][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.886087][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.886275][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.886471][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.886675][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.886871][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.887059][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.887244][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.887445][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.887640][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.887874][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.888065][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.888605][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.888894][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.889150][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.889412][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.889672][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.889942][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.894986][ T1867] ------------[ cut here ]------------ | [ 88.895171][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1867 | [ 88.895497][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.896063][ T1867] Tainted: [W]=WARN [ 88.896214][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.896995][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.897284][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.897894][ T1867] RSP: 0018:ffa000000158f918 EFLAGS: 00010286 [ 88.898168][ T1867] RAX: 00000000ffffffa6 RBX: ff1100000b45b1c0 RCX: 1ff40000002b1ee9 [ 88.898488][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b45b27c [ 88.898845][ T1867] RBP: ff11000009af9000 R08: 1fe220000168b651 R09: ff1100000eb35180 [ 88.899161][ T1867] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.899477][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009af9000 [ 88.899809][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.900147][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.900436][ T1867] CR2: 00007fbdfc7c7430 CR3: 000000000ebed001 CR4: 0000000000771ef0 [ 88.900776][ T1867] PKRU: 55555554 [ 88.900981][ T1867] Call Trace: [ 88.901185][ T1867] [ 88.901374][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.901633][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.901881][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.902089][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.902329][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.902630][ T1867] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.902882][ T1867] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 88.903121][ T1867] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 88.903376][ T1867] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 88.903631][ T1867] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 88.903881][ T1867] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 88.904121][ T1867] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 88.904400][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.904554][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.904715][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.904927][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.905113][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.905299][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.905502][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.905704][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.905895][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.906080][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.906267][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.906495][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.906700][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.906898][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.907083][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.907266][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.907464][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.907664][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.907861][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.908079][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.908270][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.908824][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.909140][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.909400][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.909664][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.909919][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.910183][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.915549][ T1867] ------------[ cut here ]------------ | [ 88.915735][ T1867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1867 | [ 88.916063][ T1867] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.917199][ T1867] Tainted: [W]=WARN [ 88.917426][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.917719][ T1867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.918031][ T1867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.918647][ T1867] RSP: 0018:ffa000000158fa70 EFLAGS: 00010286 [ 88.918947][ T1867] RAX: 00000000ffffffa6 RBX: ff11000009b02200 RCX: 1ff40000002b1f14 [ 88.919260][ T1867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b022bc [ 88.919590][ T1867] RBP: ff11000005804000 R08: 1fe2200001360459 R09: ff1100000eb35180 [ 88.919915][ T1867] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 88.920222][ T1867] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005804000 [ 88.920556][ T1867] FS: 00007f23c3a09840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 88.920919][ T1867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.921198][ T1867] CR2: 00007fbdfc7c7430 CR3: 000000000ebed001 CR4: 0000000000771ef0 [ 88.921524][ T1867] PKRU: 55555554 [ 88.921751][ T1867] Call Trace: [ 88.921961][ T1867] [ 88.922141][ T1867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.922400][ T1867] ? notifier_call_chain (kernel/notifier.c:85) [ 88.922655][ T1867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.922877][ T1867] register_netdevice (net/core/dev.c:11488) [ 88.923121][ T1867] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 88.923413][ T1867] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.923665][ T1867] register_netdev (net/core/dev.c:11552) [ 88.923917][ T1867] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 88.924151][ T1867] ops_init (net/core/net_namespace.c:137) [ 88.924305][ T1867] setup_net (net/core/net_namespace.c:446) [ 88.924473][ T1867] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 88.924669][ T1867] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 88.924861][ T1867] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 88.925051][ T1867] copy_net_ns (net/core/net_namespace.c:579) [ 88.925242][ T1867] create_new_namespaces (kernel/nsproxy.c:132) [ 88.925446][ T1867] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 88.925645][ T1867] ksys_unshare (kernel/fork.c:3243) [ 88.925842][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.926029][ T1867] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 88.926216][ T1867] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 88.926418][ T1867] ? __ia32_sys_open (fs/open.c:1374) [ 88.926619][ T1867] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 88.926816][ T1867] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 88.927002][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.927191][ T1867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.927392][ T1867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.927581][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.927817][ T1867] RIP: 0033:0x7f23c3ccbbcb [ 88.928011][ T1867] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 88.928559][ T1867] RSP: 002b:00007ffef4b94cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 88.928827][ T1867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f23c3ccbbcb [ 88.929082][ T1867] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 88.929334][ T1867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 88.929603][ T1867] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef4b96f00 [ 88.929865][ T1867] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4b98877 | [ 88.970159][ T1868] ------------[ cut here ]------------ | [ 88.970334][ T1868] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1868 | [ 88.970629][ T1868] Modules linked in: vxlan ip6_gre ip_gre gre | [ 88.971097][ T1868] Tainted: [W]=WARN [ 88.971202][ T1868] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.971384][ T1868] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 88.971567][ T1868] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 88.972068][ T1868] RSP: 0018:ffa000000159ee30 EFLAGS: 00010286 [ 88.972242][ T1868] RAX: 00000000ffffffa6 RBX: ff11000006050c80 RCX: 1ff40000002b3d8c [ 88.972454][ T1868] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050d3c [ 88.972668][ T1868] RBP: ff11000004e51000 R08: 1fe2200000c0a1a9 R09: ff1100000eb32e80 [ 88.972889][ T1868] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 88.973095][ T1868] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3a5908 [ 88.973302][ T1868] FS: 00007fd66e2df840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 88.973553][ T1868] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.973731][ T1868] CR2: 000000000042ebe0 CR3: 00000000136ed003 CR4: 0000000000771ef0 [ 88.973946][ T1868] PKRU: 55555554 [ 88.974050][ T1868] Call Trace: [ 88.974156][ T1868] [ 88.974228][ T1868] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.974373][ T1868] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 88.974513][ T1868] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 88.974624][ T1868] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 88.974769][ T1868] __dev_notify_flags (net/core/dev.c:9787) [ 88.974907][ T1868] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 88.975046][ T1868] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 88.975184][ T1868] ? netif_change_name (net/core/dev.c:1495) [ 88.975322][ T1868] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 88.975464][ T1868] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 88.975610][ T1868] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 88.975753][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 88.975892][ T1868] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.976029][ T1868] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 88.976168][ T1868] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 88.976304][ T1868] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 88.976519][ T1868] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 88.976662][ T1868] veth_newlink (drivers/net/veth.c:1871) [ 88.978967][ T1868] ? veth_poll_controller (drivers/net/veth.c:1470) [ 88.979104][ T1868] ? kasan_save_stack (mm/kasan/common.c:57) [ 88.979265][ T1868] ? kasan_save_track (mm/kasan/common.c:78) [ 88.979469][ T1868] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 88.979629][ T1868] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 88.979774][ T1868] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 88.979915][ T1868] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 88.980052][ T1868] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 88.980193][ T1868] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 88.980333][ T1868] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 88.980522][ T1868] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 88.980664][ T1868] ? __dev_get_by_name (net/core/dev.c:883) [ 88.980808][ T1868] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 88.980952][ T1868] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 88.981093][ T1868] rtnl_newlink (net/core/rtnetlink.c:4150) [ 88.981232][ T1868] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.981376][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 88.981515][ T1868] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 88.981657][ T1868] ? mark_usage (kernel/locking/lockdep.c:4674) [ 88.981798][ T1868] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.981940][ T1868] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 88.982078][ T1868] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 88.982215][ T1868] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 88.982359][ T1868] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 88.982500][ T1868] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 88.982643][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 88.982787][ T1868] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 88.982924][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 88.983065][ T1868] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 88.983203][ T1868] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 88.983341][ T1868] ? netlink_ack (./include/linux/skbuff.h:2718) [ 88.983489][ T1868] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 88.983629][ T1868] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 88.983772][ T1868] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 88.983914][ T1868] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 88.984053][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 88.984193][ T1868] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 88.984332][ T1868] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 88.984477][ T1868] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 88.984624][ T1868] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 88.984771][ T1868] ? copy_msghdr_from_user (net/socket.c:2635) [ 88.984911][ T1868] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 88.985080][ T1868] ? move_addr_to_kernel (net/socket.c:258) [ 88.985221][ T1868] ___sys_sendmsg (net/socket.c:2752) [ 88.985362][ T1868] ? copy_msghdr_from_user (net/socket.c:2603) [ 88.985507][ T1868] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 88.985687][ T1868] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 88.985830][ T1868] __sys_sendmsg (net/socket.c:2784) [ 88.985968][ T1868] ? __sys_sendmsg_sock (net/socket.c:2765) [ 88.986110][ T1868] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 88.986247][ T1868] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 88.986396][ T1868] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 88.986535][ T1868] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 88.986677][ T1868] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 88.986820][ T1868] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 88.986990][ T1868] RIP: 0033:0x7fd66e51908e [ 88.987136][ T1868] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 88.987637][ T1868] RSP: 002b:00007fffda025010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 88.987850][ T1868] RAX: ffffffffffffffda RBX: 00007fffda0257c0 RCX: 00007fd66e51908e [ 88.988052][ T1868] RDX: 0000000000000000 RSI: 00007fffda0250c0 RDI: 0000000000000005 [ 88.988258][ T1868] RBP: 00007fffda025020 R08: 0000000000000000 R09: 0000000000000000 [ 88.988471][ T1868] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 88.988684][ T1868] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda025780 | [ 89.003801][ T1868] ------------[ cut here ]------------ | [ 89.003981][ T1868] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1868 | [ 89.004248][ T1868] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.004986][ T1868] Tainted: [W]=WARN [ 89.005089][ T1868] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.005260][ T1868] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.005443][ T1868] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.005933][ T1868] RSP: 0018:ffa000000159f1b0 EFLAGS: 00010286 [ 89.006104][ T1868] RAX: 00000000ffffffa6 RBX: ff11000009b03540 RCX: 1ff40000002b3dfc [ 89.006306][ T1868] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b035fc [ 89.006517][ T1868] RBP: ff1100000eb4c000 R08: 1fe22000013606c1 R09: ff1100000eb32e80 [ 89.006723][ T1868] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 89.006929][ T1868] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 89.007133][ T1868] FS: 00007fd66e2df840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 89.007375][ T1868] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.007546][ T1868] CR2: 000055f6a15ced5c CR3: 00000000136ed006 CR4: 0000000000771ef0 [ 89.007763][ T1868] PKRU: 55555554 [ 89.007864][ T1868] Call Trace: [ 89.007966][ T1868] [ 89.008038][ T1868] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.008175][ T1868] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.008279][ T1868] __dev_notify_flags (net/core/dev.c:9787) [ 89.008423][ T1868] ? netif_change_name (net/core/dev.c:1495) [ 89.008563][ T1868] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 89.008705][ T1868] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 89.008850][ T1868] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 89.008987][ T1868] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 89.009126][ T1868] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 89.009263][ T1868] ? __dev_get_by_name (net/core/dev.c:883) [ 89.009406][ T1868] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 89.009549][ T1868] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 89.009694][ T1868] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.009836][ T1868] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.009969][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.010104][ T1868] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.010239][ T1868] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.010381][ T1868] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.010524][ T1868] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.010665][ T1868] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.010806][ T1868] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.010942][ T1868] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.011077][ T1868] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.011214][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.011357][ T1868] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.011491][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.011631][ T1868] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.011778][ T1868] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.011915][ T1868] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.012056][ T1868] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.012193][ T1868] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.012331][ T1868] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.012475][ T1868] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.012617][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.012758][ T1868] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.012896][ T1868] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.013034][ T1868] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.013172][ T1868] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.013308][ T1868] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.013452][ T1868] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.013628][ T1868] ? move_addr_to_kernel (net/socket.c:258) [ 89.013777][ T1868] ___sys_sendmsg (net/socket.c:2752) [ 89.013915][ T1868] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.014056][ T1868] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 89.014233][ T1868] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 89.014376][ T1868] __sys_sendmsg (net/socket.c:2784) [ 89.014513][ T1868] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.014659][ T1868] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 89.014799][ T1868] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.014939][ T1868] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.015073][ T1868] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.015208][ T1868] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.015345][ T1868] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.015521][ T1868] RIP: 0033:0x7fd66e51908e [ 89.015666][ T1868] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.016155][ T1868] RSP: 002b:00007fffda025010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.016363][ T1868] RAX: ffffffffffffffda RBX: 00007fffda0257c0 RCX: 00007fd66e51908e [ 89.016570][ T1868] RDX: 0000000000000000 RSI: 00007fffda0250c0 RDI: 0000000000000005 [ 89.016782][ T1868] RBP: 00007fffda025020 R08: 0000000000000000 R09: 0000000000000000 [ 89.016985][ T1868] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.017187][ T1868] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda025780 | [ 89.043041][ T1869] ------------[ cut here ]------------ | [ 89.043207][ T1869] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1869 | [ 89.043478][ T1869] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.043931][ T1869] Tainted: [W]=WARN [ 89.044032][ T1869] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.044199][ T1869] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.044379][ T1869] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.044862][ T1869] RSP: 0018:ffa00000015af020 EFLAGS: 00010286 [ 89.045031][ T1869] RAX: 00000000ffffffa6 RBX: ff110000060503c0 RCX: 1ff40000002b5dca [ 89.045231][ T1869] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605047c [ 89.045433][ T1869] RBP: ff1100000eb4c000 R08: 1fe2200000c0a091 R09: ff1100000eb30b58 [ 89.045635][ T1869] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 89.045837][ T1869] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 89.046039][ T1869] FS: 00007f98acb34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 89.046518][ T1869] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.046692][ T1869] CR2: 00000000259bd988 CR3: 00000000136ed005 CR4: 0000000000771ef0 [ 89.046895][ T1869] PKRU: 55555554 [ 89.046994][ T1869] Call Trace: [ 89.047091][ T1869] [ 89.047202][ T1869] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.047340][ T1869] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.047446][ T1869] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 89.047580][ T1869] __dev_notify_flags (net/core/dev.c:9787) [ 89.047720][ T1869] ? netif_change_name (net/core/dev.c:1495) [ 89.047859][ T1869] ? __dev_change_flags (net/core/dev.c:9752) [ 89.047994][ T1869] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 89.048128][ T1869] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.048261][ T1869] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 89.049060][ T1869] netif_change_flags (net/core/dev.c:9820) [ 89.049203][ T1869] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.049341][ T1869] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 89.049538][ T1869] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 89.049682][ T1869] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.049855][ T1869] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.049989][ T1869] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.050123][ T1869] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 89.050254][ T1869] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.050457][ T1869] ? __kernel_text_address (kernel/extable.c:79) [ 89.050596][ T1869] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.050732][ T1869] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.050870][ T1869] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.051005][ T1869] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.051152][ T1869] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 89.051297][ T1869] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.051436][ T1869] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.051569][ T1869] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 89.051705][ T1869] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 89.051846][ T1869] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 89.051980][ T1869] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.052115][ T1869] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 89.052253][ T1869] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 89.052394][ T1869] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.052531][ T1869] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.052665][ T1869] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.052804][ T1869] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.052938][ T1869] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.053070][ T1869] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.053204][ T1869] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.053343][ T1869] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.053482][ T1869] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.053622][ T1869] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.053760][ T1869] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.053901][ T1869] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.054034][ T1869] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.054167][ T1869] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.054298][ T1869] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.054437][ T1869] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.054569][ T1869] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.054707][ T1869] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.054851][ T1869] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.054983][ T1869] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.055118][ T1869] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.055249][ T1869] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.055394][ T1869] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.055530][ T1869] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.055886][ T1869] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.056023][ T1869] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.056160][ T1869] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.056294][ T1869] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.056438][ T1869] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.056575][ T1869] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.056714][ T1869] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.056884][ T1869] ? move_addr_to_kernel (net/socket.c:258) [ 89.057032][ T1869] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.057174][ T1869] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.057309][ T1869] ___sys_sendmsg (net/socket.c:2752) [ 89.057446][ T1869] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.057617][ T1869] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.057768][ T1869] __sys_sendmsg (net/socket.c:2784) [ 89.057901][ T1869] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.058033][ T1869] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 89.058202][ T1869] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 89.058336][ T1869] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.058476][ T1869] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.058613][ T1869] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.058751][ T1869] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.058883][ T1869] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.059046][ T1869] RIP: 0033:0x7f98acd6e08e [ 89.059187][ T1869] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.059666][ T1869] RSP: 002b:00007ffe20807230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.059876][ T1869] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f98acd6e08e [ 89.060074][ T1869] RDX: 0000000000000000 RSI: 00007ffe208072e0 RDI: 0000000000000005 [ 89.060269][ T1869] RBP: 00007ffe20807240 R08: 0000000000000000 R09: 0000000000000000 [ 89.060471][ T1869] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.060673][ T1869] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe208079b0 | [ 89.086475][ T1870] ------------[ cut here ]------------ | [ 89.086649][ T1870] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1870 | [ 89.086919][ T1870] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.087469][ T1870] Tainted: [W]=WARN [ 89.087589][ T1870] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.087758][ T1870] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.087935][ T1870] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.088470][ T1870] RSP: 0018:ffa00000015bf020 EFLAGS: 00010286 [ 89.088655][ T1870] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff40000002b7dca [ 89.088862][ T1870] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 89.089058][ T1870] RBP: ff11000004e51000 R08: 1fe2200001842e89 R09: ff1100001032ae58 [ 89.089256][ T1870] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 89.089530][ T1870] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 89.089736][ T1870] FS: 00007f65301eb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 89.089998][ T1870] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.090165][ T1870] CR2: 000000000cdc3988 CR3: 00000000058af001 CR4: 0000000000771ef0 [ 89.090426][ T1870] PKRU: 55555554 [ 89.090530][ T1870] Call Trace: [ 89.090634][ T1870] [ 89.090703][ T1870] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.090873][ T1870] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.090977][ T1870] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 89.091111][ T1870] __dev_notify_flags (net/core/dev.c:9787) [ 89.091246][ T1870] ? netif_change_name (net/core/dev.c:1495) [ 89.091437][ T1870] ? __dev_change_flags (net/core/dev.c:9752) [ 89.091571][ T1870] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 89.091711][ T1870] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.091852][ T1870] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 89.091986][ T1870] netif_change_flags (net/core/dev.c:9820) [ 89.092122][ T1870] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.092255][ T1870] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 89.092469][ T1870] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 89.092623][ T1870] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.092894][ T1870] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.093026][ T1870] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.093159][ T1870] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 89.093290][ T1870] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.093511][ T1870] ? __kernel_text_address (kernel/extable.c:79) [ 89.093648][ T1870] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.093789][ T1870] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.093922][ T1870] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.094057][ T1870] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.094190][ T1870] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 89.094323][ T1870] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.094543][ T1870] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.094681][ T1870] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 89.094819][ T1870] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 89.094976][ T1870] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 89.095129][ T1870] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.095275][ T1870] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 89.095492][ T1870] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 89.095634][ T1870] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.095774][ T1870] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.095906][ T1870] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.096037][ T1870] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.096475][ T1870] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.096636][ T1870] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.096776][ T1870] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.096907][ T1870] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.097038][ T1870] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.097182][ T1870] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.097316][ T1870] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.097550][ T1870] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.097692][ T1870] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.097831][ T1870] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.097964][ T1870] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.098098][ T1870] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.098229][ T1870] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.098431][ T1870] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.098566][ T1870] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.098713][ T1870] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.098858][ T1870] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.099004][ T1870] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.099138][ T1870] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.099272][ T1870] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.099419][ T1870] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.099556][ T1870] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.099705][ T1870] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.099845][ T1870] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.099982][ T1870] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.100115][ T1870] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.100249][ T1870] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.100420][ T1870] ? move_addr_to_kernel (net/socket.c:258) [ 89.100557][ T1870] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.100691][ T1870] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.100841][ T1870] ___sys_sendmsg (net/socket.c:2752) [ 89.100990][ T1870] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.101155][ T1870] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.101328][ T1870] __sys_sendmsg (net/socket.c:2784) [ 89.101468][ T1870] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.101608][ T1870] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 89.101782][ T1870] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 89.101914][ T1870] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.102051][ T1870] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.102184][ T1870] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.102318][ T1870] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.102489][ T1870] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.102658][ T1870] RIP: 0033:0x7f653042508e [ 89.102802][ T1870] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.103295][ T1870] RSP: 002b:00007ffe277fa110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.103523][ T1870] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f653042508e [ 89.103723][ T1870] RDX: 0000000000000000 RSI: 00007ffe277fa1c0 RDI: 0000000000000005 [ 89.103926][ T1870] RBP: 00007ffe277fa120 R08: 0000000000000000 R09: 0000000000000000 [ 89.104124][ T1870] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.104322][ T1870] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe277fa890 | [ 89.112324][ T211] ------------[ cut here ]------------ | [ 89.112496][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/211 | [ 89.112750][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.113231][ T211] Tainted: [W]=WARN [ 89.113324][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.113484][ T211] Workqueue: events_unbound linkwatch_event [ 89.113651][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.113816][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.114283][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 89.114457][ T211] RAX: 00000000ffffffa6 RBX: ff1100000d57c200 RCX: 1ff400000011cf02 [ 89.114657][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57c2bc [ 89.114844][ T211] RBP: ff1100000eb4c000 R08: 1fe2200001aaf859 R09: ff1100001018aea8 [ 89.115026][ T211] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 89.115207][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 89.115402][ T211] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 89.115622][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.115780][ T211] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 89.115963][ T211] PKRU: 55555554 [ 89.116055][ T211] Call Trace: [ 89.116146][ T211] [ 89.116210][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.116333][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 89.116491][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.116591][ T211] netif_state_change (net/core/dev.c:1605) [ 89.116713][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.116874][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 89.116997][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 89.117122][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.117246][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 89.117398][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 89.117524][ T211] process_one_work (kernel/workqueue.c:3314) [ 89.117659][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 89.117784][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.117914][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 89.118041][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 89.118162][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 89.118285][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 89.118411][ T211] kthread (kernel/kthread.c:436) [ 89.118505][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 89.118661][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 89.118789][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 89.118911][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 89.119064][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 89.119193][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 89.120487][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 89.176142][ T1872] ------------[ cut here ]------------ | [ 89.176328][ T1872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1872 | [ 89.176637][ T1872] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.177081][ T1872] Tainted: [W]=WARN [ 89.177181][ T1872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.177352][ T1872] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.177524][ T1872] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.178004][ T1872] RSP: 0018:ffa00000015df150 EFLAGS: 00010286 [ 89.178172][ T1872] RAX: 00000000ffffffa6 RBX: ff1100000ca6b8c0 RCX: 1ff40000002bbdf0 [ 89.178432][ T1872] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b97c [ 89.178630][ T1872] RBP: ff11000004e51000 R08: 1fe220000194d731 R09: ff11000010328b58 [ 89.178834][ T1872] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 89.179028][ T1872] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c9326c0 [ 89.179228][ T1872] FS: 00007f21bdfc8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 89.179526][ T1872] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.179693][ T1872] CR2: 00000000004ebb28 CR3: 000000000ebed004 CR4: 0000000000771ef0 [ 89.179898][ T1872] PKRU: 55555554 [ 89.179996][ T1872] Call Trace: [ 89.180094][ T1872] [ 89.180163][ T1872] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.180367][ T1872] ? notifier_call_chain (kernel/notifier.c:85) [ 89.180498][ T1872] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.180601][ T1872] netif_state_change (net/core/dev.c:1605) [ 89.180733][ T1872] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.180910][ T1872] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 89.181076][ T1872] linkwatch_sync_dev (net/core/link_watch.c:295) [ 89.181207][ T1872] rtnl_getlink (net/core/rtnetlink.c:4273) [ 89.181339][ T1872] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.181558][ T1872] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.181691][ T1872] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 89.181828][ T1872] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.181960][ T1872] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.182092][ T1872] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.182240][ T1872] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.182450][ T1872] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.182587][ T1872] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.182720][ T1872] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.182857][ T1872] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.182993][ T1872] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.183128][ T1872] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 89.183261][ T1872] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.183479][ T1872] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.183616][ T1872] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.183752][ T1872] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.183887][ T1872] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.184018][ T1872] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.184152][ T1872] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.184282][ T1872] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.184490][ T1872] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.184631][ T1872] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.184766][ T1872] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.184898][ T1872] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.185030][ T1872] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.185166][ T1872] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.185297][ T1872] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.185495][ T1872] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.185631][ T1872] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.185771][ T1872] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.185902][ T1872] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.186032][ T1872] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.186194][ T1872] ? move_addr_to_kernel (net/socket.c:258) [ 89.186330][ T1872] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.186475][ T1872] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.186644][ T1872] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.186777][ T1872] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.186941][ T1872] ___sys_sendmsg (net/socket.c:2752) [ 89.187071][ T1872] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.187203][ T1872] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.187340][ T1872] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 89.187477][ T1872] ? do_getsockname (net/socket.c:2192) [ 89.187615][ T1872] __sys_sendmsg (net/socket.c:2784) [ 89.187751][ T1872] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.187885][ T1872] ? __sys_getsockname (net/socket.c:2210) [ 89.188017][ T1872] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.188149][ T1872] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.188280][ T1872] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.188417][ T1872] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.188549][ T1872] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.188717][ T1872] RIP: 0033:0x7f21be20208e [ 89.188858][ T1872] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.189332][ T1872] RSP: 002b:00007ffe45f856f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.189539][ T1872] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21be20208e [ 89.189739][ T1872] RDX: 0000000000000000 RSI: 00007ffe45f857a0 RDI: 0000000000000006 [ 89.189938][ T1872] RBP: 00007ffe45f85700 R08: 0000000000000000 R09: 0000000000000000 [ 89.190131][ T1872] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.190326][ T1872] R13: 00007ffe45f85850 R14: 000000000000000d R15: 00007ffe45f8787a | [ 89.285964][ T1875] ------------[ cut here ]------------ | [ 89.286153][ T1875] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1875 | [ 89.287108][ T1875] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.287593][ T1875] Tainted: [W]=WARN [ 89.287772][ T1875] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.287957][ T1875] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.288165][ T1875] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.288689][ T1875] RSP: 0018:ffa00000015fefd0 EFLAGS: 00010286 [ 89.288875][ T1875] RAX: 00000000ffffffa6 RBX: ff11000010782e40 RCX: 1ff40000002bfdc0 [ 89.289089][ T1875] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782efc [ 89.289304][ T1875] RBP: ff1100000f912000 R08: 1fe22000020f05e1 R09: ff110000128c8b80 [ 89.289526][ T1875] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 89.289750][ T1875] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f912e44 [ 89.289997][ T1875] FS: 00007f03bf0e7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 89.290247][ T1875] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.290432][ T1875] CR2: 00000000004a2060 CR3: 0000000004cb0001 CR4: 0000000000771ef0 [ 89.290656][ T1875] PKRU: 55555554 [ 89.290769][ T1875] Call Trace: [ 89.290877][ T1875] [ 89.290955][ T1875] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.291100][ T1875] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 89.291250][ T1875] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.291363][ T1875] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 89.291508][ T1875] __dev_notify_flags (net/core/dev.c:9787) [ 89.291680][ T1875] ? notifier_call_chain (kernel/notifier.c:85) [ 89.291835][ T1875] ? netif_change_name (net/core/dev.c:1495) [ 89.291981][ T1875] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 89.292131][ T1875] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 89.292288][ T1875] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 89.292441][ T1875] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 89.292603][ T1875] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 89.292756][ T1875] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 89.292906][ T1875] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 89.293052][ T1875] ? nla_strscpy (lib/nlattr.c:795) [ 89.293199][ T1875] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 89.293345][ T1875] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 89.293494][ T1875] ? __dev_get_by_name (net/core/dev.c:883) [ 89.293642][ T1875] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 89.293797][ T1875] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 89.293945][ T1875] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.294091][ T1875] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.294233][ T1875] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.294383][ T1875] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.294550][ T1875] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.294698][ T1875] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.295027][ T1875] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.295170][ T1875] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.295313][ T1875] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.295482][ T1875] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.295632][ T1875] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.295778][ T1875] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.295922][ T1875] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.296065][ T1875] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.296210][ T1875] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.296360][ T1875] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.296506][ T1875] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.296658][ T1875] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.296806][ T1875] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.296951][ T1875] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.297095][ T1875] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.297236][ T1875] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.297387][ T1875] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.297550][ T1875] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.297722][ T1875] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.297878][ T1875] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.298043][ T1875] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.298193][ T1875] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.298335][ T1875] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.298520][ T1875] ? move_addr_to_kernel (net/socket.c:258) [ 89.298669][ T1875] ? kasan_save_stack (mm/kasan/common.c:58) [ 89.298822][ T1875] ? kasan_save_stack (mm/kasan/common.c:57) [ 89.298967][ T1875] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 89.299112][ T1875] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.299291][ T1875] ___sys_sendmsg (net/socket.c:2752) [ 89.299443][ T1875] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.299616][ T1875] __sys_sendmsg (net/socket.c:2784) [ 89.299843][ T1875] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.299986][ T1875] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 89.300133][ T1875] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 89.300297][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.300448][ T1875] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.300596][ T1875] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.300738][ T1875] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.300886][ T1875] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.302272][ T1875] RIP: 0033:0x7f03bf32108e [ 89.302434][ T1875] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.302972][ T1875] RSP: 002b:00007ffd46e0ab50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.303187][ T1875] RAX: ffffffffffffffda RBX: 00007ffd46e0b300 RCX: 00007f03bf32108e [ 89.303406][ T1875] RDX: 0000000000000000 RSI: 00007ffd46e0ac00 RDI: 0000000000000005 [ 89.303625][ T1875] RBP: 00007ffd46e0ab60 R08: 0000000000000000 R09: 0000000000000000 [ 89.303844][ T1875] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.304060][ T1875] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46e0b2d0 | [ 89.343513][ T1876] ------------[ cut here ]------------ | [ 89.343700][ T1876] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1876 | [ 89.343988][ T1876] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.345181][ T1876] Tainted: [W]=WARN [ 89.345332][ T1876] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.345574][ T1876] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.345774][ T1876] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.346284][ T1876] RSP: 0018:ffa00000015fefd0 EFLAGS: 00010286 [ 89.346472][ T1876] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff40000002bfdc0 [ 89.346693][ T1876] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 89.346932][ T1876] RBP: ff1100000faea000 R08: 1fe22000019ea3d9 R09: ff1100000ed92e80 [ 89.347158][ T1876] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 89.347377][ T1876] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000faeae44 [ 89.347598][ T1876] FS: 00007fc9edeb4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 89.347853][ T1876] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.348094][ T1876] CR2: 00000000004a2060 CR3: 000000000eb24003 CR4: 0000000000771ef0 [ 89.348313][ T1876] PKRU: 55555554 [ 89.348446][ T1876] Call Trace: [ 89.348555][ T1876] [ 89.348632][ T1876] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.348782][ T1876] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 89.348930][ T1876] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.349039][ T1876] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 89.349183][ T1876] __dev_notify_flags (net/core/dev.c:9787) [ 89.349339][ T1876] ? notifier_call_chain (kernel/notifier.c:85) [ 89.349489][ T1876] ? netif_change_name (net/core/dev.c:1495) [ 89.349640][ T1876] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 89.349791][ T1876] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 89.349937][ T1876] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 89.350084][ T1876] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 89.350233][ T1876] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 89.350387][ T1876] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 89.350560][ T1876] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 89.350705][ T1876] ? nla_strscpy (lib/nlattr.c:795) [ 89.350859][ T1876] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 89.351003][ T1876] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 89.351147][ T1876] ? __dev_get_by_name (net/core/dev.c:883) [ 89.351289][ T1876] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 89.351442][ T1876] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 89.351598][ T1876] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.351753][ T1876] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.351919][ T1876] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.352062][ T1876] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.352206][ T1876] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.352355][ T1876] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.352503][ T1876] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.352652][ T1876] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.352799][ T1876] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.352966][ T1876] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.353114][ T1876] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.353258][ T1876] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.353410][ T1876] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.353554][ T1876] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.353706][ T1876] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.353854][ T1876] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.353998][ T1876] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.354146][ T1876] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.354290][ T1876] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.354664][ T1876] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.354816][ T1876] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.354981][ T1876] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.355128][ T1876] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.355275][ T1876] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.355426][ T1876] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.355574][ T1876] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.355750][ T1876] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.355895][ T1876] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.356038][ T1876] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.356217][ T1876] ? move_addr_to_kernel (net/socket.c:258) [ 89.356369][ T1876] ? kasan_save_stack (mm/kasan/common.c:58) [ 89.356515][ T1876] ? kasan_save_stack (mm/kasan/common.c:57) [ 89.356664][ T1876] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 89.356813][ T1876] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.357000][ T1876] ___sys_sendmsg (net/socket.c:2752) [ 89.357145][ T1876] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.357318][ T1876] __sys_sendmsg (net/socket.c:2784) [ 89.357488][ T1876] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.357638][ T1876] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 89.357794][ T1876] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 89.357940][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.358085][ T1876] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.358233][ T1876] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.358383][ T1876] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.358531][ T1876] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.358714][ T1876] RIP: 0033:0x7fc9ee0ee08e [ 89.358869][ T1876] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.359393][ T1876] RSP: 002b:00007ffcc6f13070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.359644][ T1876] RAX: ffffffffffffffda RBX: 00007ffcc6f13820 RCX: 00007fc9ee0ee08e [ 89.359865][ T1876] RDX: 0000000000000000 RSI: 00007ffcc6f13120 RDI: 0000000000000005 [ 89.360090][ T1876] RBP: 00007ffcc6f13080 R08: 0000000000000000 R09: 0000000000000000 [ 89.360306][ T1876] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.360528][ T1876] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc6f137f0 | [ 89.401701][ T1877] ------------[ cut here ]------------ | [ 89.401886][ T1877] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1877 | [ 89.402156][ T1877] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.402622][ T1877] Tainted: [W]=WARN [ 89.402724][ T1877] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.402895][ T1877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.403068][ T1877] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.403585][ T1877] RSP: 0018:ffa000000146f020 EFLAGS: 00010286 [ 89.403762][ T1877] RAX: 00000000ffffffa6 RBX: ff1100000b236900 RCX: 1ff400000028ddca [ 89.403969][ T1877] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2369bc [ 89.404167][ T1877] RBP: ff1100000f912000 R08: 1fe2200001646d39 R09: ff1100000ed95158 [ 89.404370][ T1877] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 89.404567][ T1877] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 89.404777][ T1877] FS: 00007f8250471840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 89.405011][ T1877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.405192][ T1877] CR2: 00007f82507411a0 CR3: 000000000a144003 CR4: 0000000000771ef0 [ 89.405404][ T1877] PKRU: 55555554 [ 89.405504][ T1877] Call Trace: [ 89.405607][ T1877] [ 89.405677][ T1877] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.405817][ T1877] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.405918][ T1877] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 89.406052][ T1877] __dev_notify_flags (net/core/dev.c:9787) [ 89.406187][ T1877] ? netif_change_name (net/core/dev.c:1495) [ 89.406322][ T1877] ? __dev_change_flags (net/core/dev.c:9752) [ 89.406461][ T1877] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 89.406597][ T1877] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.406731][ T1877] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 89.406893][ T1877] netif_change_flags (net/core/dev.c:9820) [ 89.407027][ T1877] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.407161][ T1877] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 89.407297][ T1877] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 89.407436][ T1877] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.407609][ T1877] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.407789][ T1877] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.407922][ T1877] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 89.408079][ T1877] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.408212][ T1877] ? __kernel_text_address (kernel/extable.c:79) [ 89.408344][ T1877] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.408505][ T1877] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.408665][ T1877] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.408808][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.408952][ T1877] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 89.409084][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.409218][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.409428][ T1877] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 89.409727][ T1877] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 89.409914][ T1877] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 89.410269][ T1877] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.410483][ T1877] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 89.410653][ T1877] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 89.410796][ T1877] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.410932][ T1877] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.411065][ T1877] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.411200][ T1877] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.411333][ T1877] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.411554][ T1877] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.411921][ T1877] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.412066][ T1877] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.412199][ T1877] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.412336][ T1877] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.412530][ T1877] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.412668][ T1877] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.412807][ T1877] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.412938][ T1877] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.413069][ T1877] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.413210][ T1877] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.413371][ T1877] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.413508][ T1877] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.413647][ T1877] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.413789][ T1877] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.413924][ T1877] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.414055][ T1877] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.414190][ T1877] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.414345][ T1877] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.414483][ T1877] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.414623][ T1877] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.414844][ T1877] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.414980][ T1877] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.415115][ T1877] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.415248][ T1877] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.415387][ T1877] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.415573][ T1877] ? move_addr_to_kernel (net/socket.c:258) [ 89.415714][ T1877] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.415853][ T1877] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.415988][ T1877] ___sys_sendmsg (net/socket.c:2752) [ 89.416154][ T1877] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.416323][ T1877] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.416484][ T1877] __sys_sendmsg (net/socket.c:2784) [ 89.416637][ T1877] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.416780][ T1877] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 89.416949][ T1877] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 89.417106][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.417244][ T1877] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.417407][ T1877] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.417541][ T1877] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.417702][ T1877] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.417873][ T1877] RIP: 0033:0x7f82506ab08e [ 89.418014][ T1877] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.418530][ T1877] RSP: 002b:00007fff2652f010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.418742][ T1877] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f82506ab08e [ 89.418955][ T1877] RDX: 0000000000000000 RSI: 00007fff2652f0c0 RDI: 0000000000000005 [ 89.419165][ T1877] RBP: 00007fff2652f020 R08: 0000000000000000 R09: 0000000000000000 [ 89.419373][ T1877] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.419572][ T1877] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2652f790 | [ 89.447026][ T1878] ------------[ cut here ]------------ | [ 89.447218][ T1878] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1878 | [ 89.447595][ T1878] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.448068][ T1878] Tainted: [W]=WARN [ 89.448170][ T1878] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.448430][ T1878] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.448711][ T1878] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.449197][ T1878] RSP: 0018:ffa000000151f020 EFLAGS: 00010286 [ 89.449470][ T1878] RAX: 00000000ffffffa6 RBX: ff1100000278bc40 RCX: 1ff40000002a3dca [ 89.449678][ T1878] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bcfc [ 89.449885][ T1878] RBP: ff1100000faea000 R08: 1fe22000004f17a1 R09: ff1100000ed90b58 [ 89.450081][ T1878] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 89.450278][ T1878] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 89.450547][ T1878] FS: 00007ff1d0971840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 89.450934][ T1878] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.451107][ T1878] CR2: 00007ff1d0c411a0 CR3: 000000000eb24006 CR4: 0000000000771ef0 [ 89.451320][ T1878] PKRU: 55555554 [ 89.451480][ T1878] Call Trace: [ 89.451584][ T1878] [ 89.451656][ T1878] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.451798][ T1878] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.451900][ T1878] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 89.452034][ T1878] __dev_notify_flags (net/core/dev.c:9787) [ 89.452171][ T1878] ? netif_change_name (net/core/dev.c:1495) [ 89.452303][ T1878] ? __dev_change_flags (net/core/dev.c:9752) [ 89.452508][ T1878] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 89.452648][ T1878] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.452787][ T1878] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 89.452923][ T1878] netif_change_flags (net/core/dev.c:9820) [ 89.453060][ T1878] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.453196][ T1878] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 89.453336][ T1878] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 89.453531][ T1878] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.453711][ T1878] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.453852][ T1878] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.453985][ T1878] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 89.454122][ T1878] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.454256][ T1878] ? __kernel_text_address (kernel/extable.c:79) [ 89.454478][ T1878] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.454620][ T1878] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.454757][ T1878] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.454892][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.455054][ T1878] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 89.455213][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.455353][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.455516][ T1878] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 89.455659][ T1878] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 89.455799][ T1878] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 89.455935][ T1878] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.456071][ T1878] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 89.456208][ T1878] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 89.456344][ T1878] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.456488][ T1878] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.456625][ T1878] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.456788][ T1878] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.456923][ T1878] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.457055][ T1878] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.457192][ T1878] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.457327][ T1878] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.457468][ T1878] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.457607][ T1878] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.457747][ T1878] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.457902][ T1878] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.458093][ T1878] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.458231][ T1878] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.458789][ T1878] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.458925][ T1878] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.459086][ T1878] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.459227][ T1878] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.459366][ T1878] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.459500][ T1878] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.459643][ T1878] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.460063][ T1878] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.460215][ T1878] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.460358][ T1878] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.460494][ T1878] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.460633][ T1878] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.460775][ T1878] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.460911][ T1878] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.461048][ T1878] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.461181][ T1878] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.461315][ T1878] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.461518][ T1878] ? move_addr_to_kernel (net/socket.c:258) [ 89.461659][ T1878] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.461799][ T1878] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.461933][ T1878] ___sys_sendmsg (net/socket.c:2752) [ 89.462068][ T1878] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.462235][ T1878] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.462397][ T1878] __sys_sendmsg (net/socket.c:2784) [ 89.462537][ T1878] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.462675][ T1878] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 89.462852][ T1878] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 89.462987][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.463123][ T1878] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.463256][ T1878] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.463425][ T1878] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.463592][ T1878] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.463769][ T1878] RIP: 0033:0x7ff1d0bab08e [ 89.463909][ T1878] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.464402][ T1878] RSP: 002b:00007ffc9fb1f8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.464613][ T1878] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff1d0bab08e [ 89.464818][ T1878] RDX: 0000000000000000 RSI: 00007ffc9fb1f980 RDI: 0000000000000005 [ 89.465018][ T1878] RBP: 00007ffc9fb1f8e0 R08: 0000000000000000 R09: 0000000000000000 [ 89.465220][ T1878] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.465427][ T1878] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9fb20050 | [ 89.563204][ T1881] ------------[ cut here ]------------ | [ 89.564188][ T1881] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1881 | [ 89.564634][ T1881] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.565212][ T1881] Tainted: [W]=WARN [ 89.565385][ T1881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.565616][ T1881] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.565862][ T1881] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.566424][ T1881] RSP: 0018:ffa000000161f090 EFLAGS: 00010286 [ 89.566665][ T1881] RAX: 00000000ffffffa6 RBX: ff1100000fa29380 RCX: 1ff40000002c3dd8 [ 89.566930][ T1881] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2943c [ 89.567190][ T1881] RBP: ff1100000f912000 R08: 1fe2200001f45289 R09: ff11000005945180 [ 89.567465][ T1881] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 89.567749][ T1881] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 89.568010][ T1881] FS: 00007ffb52e0d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 89.568304][ T1881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.568550][ T1881] CR2: 000000000042e5e0 CR3: 000000000ff5f003 CR4: 0000000000771ef0 [ 89.568827][ T1881] PKRU: 55555554 [ 89.568986][ T1881] Call Trace: [ 89.569142][ T1881] [ 89.569265][ T1881] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.569471][ T1881] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 89.569678][ T1881] notifier_call_chain (kernel/notifier.c:85) [ 89.569886][ T1881] __netdev_upper_dev_link (net/core/dev.c:8931) [ 89.570081][ T1881] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 89.570276][ T1881] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 89.570488][ T1881] netdev_upper_dev_link (net/core/dev.c:8972) [ 89.570694][ T1881] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 89.570939][ T1881] register_vlan_dev (net/8021q/vlan.c:183) [ 89.571138][ T1881] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 89.571332][ T1881] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 89.571538][ T1881] ? nla_strscpy (lib/nlattr.c:795) [ 89.571751][ T1881] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 89.571945][ T1881] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 89.572135][ T1881] ? __dev_get_by_name (net/core/dev.c:883) [ 89.572327][ T1881] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 89.572541][ T1881] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 89.572757][ T1881] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.572952][ T1881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.573141][ T1881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.573335][ T1881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.573546][ T1881] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.573757][ T1881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.573958][ T1881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.574152][ T1881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.574360][ T1881] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.574552][ T1881] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.574760][ T1881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.574954][ T1881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.575182][ T1881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.575386][ T1881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.575582][ T1881] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.575790][ T1881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.575984][ T1881] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.576181][ T1881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.576386][ T1881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.576583][ T1881] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.576813][ T1881] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.577007][ T1881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.577202][ T1881] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.577406][ T1881] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.577604][ T1881] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.577812][ T1881] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.578004][ T1881] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.578195][ T1881] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.578436][ T1881] ? move_addr_to_kernel (net/socket.c:258) [ 89.578642][ T1881] ___sys_sendmsg (net/socket.c:2752) [ 89.578844][ T1881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.579039][ T1881] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.579240][ T1881] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 89.579449][ T1881] __sys_sendmsg (net/socket.c:2784) [ 89.579654][ T1881] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.579860][ T1881] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.580054][ T1881] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.580249][ T1881] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.580455][ T1881] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.580655][ T1881] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.580856][ T1881] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.581106][ T1881] RIP: 0033:0x7ffb5304708e [ 89.581307][ T1881] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.581883][ T1881] RSP: 002b:00007fffc0391470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.582147][ T1881] RAX: ffffffffffffffda RBX: 00007fffc0391c30 RCX: 00007ffb5304708e [ 89.582420][ T1881] RDX: 0000000000000000 RSI: 00007fffc0391520 RDI: 0000000000000005 [ 89.582693][ T1881] RBP: 00007fffc0391480 R08: 0000000000000000 R09: 0000000000000000 [ 89.582963][ T1881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.583222][ T1881] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc0391bf0 | [ 89.585437][ T1881] ------------[ cut here ]------------ | [ 89.585591][ T1881] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1881 | [ 89.585869][ T1881] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.586326][ T1881] Tainted: [W]=WARN [ 89.586484][ T1881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.586661][ T1881] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.586844][ T1881] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.587328][ T1881] RSP: 0018:ffa000000161f1b0 EFLAGS: 00010286 [ 89.587528][ T1881] RAX: 00000000ffffffa6 RBX: ff1100001278e740 RCX: 1ff40000002c3dfc [ 89.587734][ T1881] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001278e7fc [ 89.587946][ T1881] RBP: ff110000137c1000 R08: 1fe22000024f1d01 R09: ff11000005945180 [ 89.588148][ T1881] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 89.588357][ T1881] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 89.588566][ T1881] FS: 00007ffb52e0d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 89.588818][ T1881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.588990][ T1881] CR2: 00007ff1d0a3e574 CR3: 000000000ff5f003 CR4: 0000000000771ef0 [ 89.589198][ T1881] PKRU: 55555554 [ 89.589302][ T1881] Call Trace: [ 89.589411][ T1881] [ 89.589482][ T1881] ? register_vlan_dev (net/8021q/vlan.c:188) [ 89.589623][ T1881] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.589767][ T1881] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.589903][ T1881] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.590008][ T1881] __dev_notify_flags (net/core/dev.c:9787) [ 89.590145][ T1881] ? netdev_update_features (net/core/dev.c:11098) [ 89.590283][ T1881] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 89.590461][ T1881] ? netif_change_name (net/core/dev.c:1495) [ 89.590600][ T1881] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 89.590735][ T1881] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 89.590883][ T1881] ? register_vlan_dev (net/8021q/vlan.c:196) [ 89.591022][ T1881] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 89.591160][ T1881] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 89.591298][ T1881] ? nla_strscpy (lib/nlattr.c:795) [ 89.591444][ T1881] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 89.591588][ T1881] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 89.591727][ T1881] ? __dev_get_by_name (net/core/dev.c:883) [ 89.591869][ T1881] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 89.592013][ T1881] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 89.592155][ T1881] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.592299][ T1881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.592441][ T1881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.592582][ T1881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.592721][ T1881] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.592882][ T1881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.593024][ T1881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.593162][ T1881] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.593299][ T1881] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.593444][ T1881] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.593584][ T1881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.593726][ T1881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.593873][ T1881] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.594012][ T1881] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.594150][ T1881] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.594288][ T1881] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.594428][ T1881] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.594570][ T1881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.594754][ T1881] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.594904][ T1881] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.595045][ T1881] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.595186][ T1881] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.595326][ T1881] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.595473][ T1881] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.595617][ T1881] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.595761][ T1881] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.595899][ T1881] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.596037][ T1881] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.596207][ T1881] ? move_addr_to_kernel (net/socket.c:258) [ 89.596356][ T1881] ___sys_sendmsg (net/socket.c:2752) [ 89.596494][ T1881] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.596637][ T1881] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.596789][ T1881] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 89.596929][ T1881] __sys_sendmsg (net/socket.c:2784) [ 89.597067][ T1881] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.597210][ T1881] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.597353][ T1881] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.597492][ T1881] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.597634][ T1881] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.597781][ T1881] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.597923][ T1881] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.598091][ T1881] RIP: 0033:0x7ffb5304708e [ 89.598238][ T1881] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.598764][ T1881] RSP: 002b:00007fffc0391470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.598972][ T1881] RAX: ffffffffffffffda RBX: 00007fffc0391c30 RCX: 00007ffb5304708e [ 89.599177][ T1881] RDX: 0000000000000000 RSI: 00007fffc0391520 RDI: 0000000000000005 [ 89.599386][ T1881] RBP: 00007fffc0391480 R08: 0000000000000000 R09: 0000000000000000 [ 89.599595][ T1881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.599807][ T1881] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc0391bf0 | [ 89.633645][ T1882] ------------[ cut here ]------------ | [ 89.633832][ T1882] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1882 | [ 89.634119][ T1882] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.634648][ T1882] Tainted: [W]=WARN [ 89.634763][ T1882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.634939][ T1882] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.635125][ T1882] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.635639][ T1882] RSP: 0018:ffa000000162f090 EFLAGS: 00010286 [ 89.635823][ T1882] RAX: 00000000ffffffa6 RBX: ff1100000a186e40 RCX: 1ff40000002c5dd8 [ 89.636035][ T1882] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186efc [ 89.636248][ T1882] RBP: ff1100000faea000 R08: 1fe2200001430de1 R09: ff1100000c2a2e80 [ 89.636474][ T1882] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 89.636691][ T1882] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 89.636937][ T1882] FS: 00007fda9a4e2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 89.637185][ T1882] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.637367][ T1882] CR2: 00007fda9a6db460 CR3: 000000000626c004 CR4: 0000000000771ef0 [ 89.637586][ T1882] PKRU: 55555554 [ 89.637692][ T1882] Call Trace: [ 89.637805][ T1882] [ 89.637878][ T1882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.638022][ T1882] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 89.638165][ T1882] notifier_call_chain (kernel/notifier.c:85) [ 89.638309][ T1882] __netdev_upper_dev_link (net/core/dev.c:8931) [ 89.638457][ T1882] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 89.638609][ T1882] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 89.638761][ T1882] netdev_upper_dev_link (net/core/dev.c:8972) [ 89.638902][ T1882] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 89.639046][ T1882] register_vlan_dev (net/8021q/vlan.c:183) [ 89.639187][ T1882] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 89.639328][ T1882] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 89.639477][ T1882] ? nla_strscpy (lib/nlattr.c:795) [ 89.639624][ T1882] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 89.639811][ T1882] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 89.639952][ T1882] ? __dev_get_by_name (net/core/dev.c:883) [ 89.640094][ T1882] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 89.640242][ T1882] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 89.640394][ T1882] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.640538][ T1882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.640685][ T1882] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.640834][ T1882] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.640976][ T1882] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.641116][ T1882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.641262][ T1882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.641412][ T1882] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.641556][ T1882] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.641701][ T1882] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.641852][ T1882] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.641993][ T1882] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.642137][ T1882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.642280][ T1882] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.642429][ T1882] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.642572][ T1882] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.642721][ T1882] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.642871][ T1882] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.643012][ T1882] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.643156][ T1882] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.643301][ T1882] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.643451][ T1882] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.643599][ T1882] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.643747][ T1882] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.643891][ T1882] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.644035][ T1882] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.644177][ T1882] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.644317][ T1882] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.644500][ T1882] ? move_addr_to_kernel (net/socket.c:258) [ 89.644653][ T1882] ___sys_sendmsg (net/socket.c:2752) [ 89.644800][ T1882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.644942][ T1882] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.645095][ T1882] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 89.645239][ T1882] __sys_sendmsg (net/socket.c:2784) [ 89.645386][ T1882] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.645534][ T1882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.645682][ T1882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.645828][ T1882] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.645968][ T1882] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.646112][ T1882] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.646255][ T1882] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.646436][ T1882] RIP: 0033:0x7fda9a71c08e [ 89.646590][ T1882] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.647102][ T1882] RSP: 002b:00007fff8bedd770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.647318][ T1882] RAX: ffffffffffffffda RBX: 00007fff8beddf30 RCX: 00007fda9a71c08e [ 89.647541][ T1882] RDX: 0000000000000000 RSI: 00007fff8bedd820 RDI: 0000000000000005 [ 89.647764][ T1882] RBP: 00007fff8bedd780 R08: 0000000000000000 R09: 0000000000000000 [ 89.647975][ T1882] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.648186][ T1882] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8beddef0 | [ 89.649874][ T1882] ------------[ cut here ]------------ | [ 89.650008][ T1882] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1882 | [ 89.650276][ T1882] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.650753][ T1882] Tainted: [W]=WARN [ 89.650857][ T1882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.651029][ T1882] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.651206][ T1882] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.651714][ T1882] RSP: 0018:ffa000000162f1b0 EFLAGS: 00010286 [ 89.651892][ T1882] RAX: 00000000ffffffa6 RBX: ff1100000a186040 RCX: 1ff40000002c5dfc [ 89.652101][ T1882] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1860fc [ 89.652305][ T1882] RBP: ff1100000ec24000 R08: 1fe2200001430c21 R09: ff1100000c2a2e80 [ 89.652517][ T1882] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 89.652726][ T1882] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 89.652941][ T1882] FS: 00007fda9a4e2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 89.653185][ T1882] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.653363][ T1882] CR2: 00007fda9a6db460 CR3: 000000000626c004 CR4: 0000000000771ef0 [ 89.653572][ T1882] PKRU: 55555554 [ 89.653681][ T1882] Call Trace: [ 89.653789][ T1882] [ 89.653860][ T1882] ? register_vlan_dev (net/8021q/vlan.c:188) [ 89.653998][ T1882] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.654136][ T1882] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.654277][ T1882] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.654391][ T1882] __dev_notify_flags (net/core/dev.c:9787) [ 89.654529][ T1882] ? netdev_update_features (net/core/dev.c:11098) [ 89.654673][ T1882] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 89.654853][ T1882] ? netif_change_name (net/core/dev.c:1495) [ 89.654991][ T1882] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 89.655128][ T1882] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 89.655269][ T1882] ? register_vlan_dev (net/8021q/vlan.c:196) [ 89.655420][ T1882] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 89.655560][ T1882] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 89.655700][ T1882] ? nla_strscpy (lib/nlattr.c:795) [ 89.655843][ T1882] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 89.655982][ T1882] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 89.656123][ T1882] ? __dev_get_by_name (net/core/dev.c:883) [ 89.656261][ T1882] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 89.656411][ T1882] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 89.656556][ T1882] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.656699][ T1882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.656843][ T1882] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.656981][ T1882] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.657119][ T1882] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.657258][ T1882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.657403][ T1882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.657544][ T1882] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.657688][ T1882] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.657832][ T1882] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.657970][ T1882] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.658107][ T1882] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.658248][ T1882] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.658391][ T1882] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.658530][ T1882] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.658673][ T1882] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.658817][ T1882] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.658961][ T1882] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.659099][ T1882] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.659238][ T1882] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.659386][ T1882] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.659526][ T1882] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.659666][ T1882] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.659811][ T1882] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.660044][ T1882] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.660199][ T1882] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.660337][ T1882] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.660481][ T1882] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.660757][ T1882] ? move_addr_to_kernel (net/socket.c:258) [ 89.660901][ T1882] ___sys_sendmsg (net/socket.c:2752) [ 89.661038][ T1882] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.661175][ T1882] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.661419][ T1882] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 89.661560][ T1882] __sys_sendmsg (net/socket.c:2784) [ 89.661699][ T1882] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.661848][ T1882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.662078][ T1882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.662217][ T1882] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.662359][ T1882] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.662511][ T1882] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.662754][ T1882] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.662925][ T1882] RIP: 0033:0x7fda9a71c08e [ 89.663068][ T1882] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.663666][ T1882] RSP: 002b:00007fff8bedd770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.663879][ T1882] RAX: ffffffffffffffda RBX: 00007fff8beddf30 RCX: 00007fda9a71c08e [ 89.664179][ T1882] RDX: 0000000000000000 RSI: 00007fff8bedd820 RDI: 0000000000000005 [ 89.664388][ T1882] RBP: 00007fff8bedd780 R08: 0000000000000000 R09: 0000000000000000 [ 89.664691][ T1882] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.664901][ T1882] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8beddef0 | [ 89.690657][ T1883] ------------[ cut here ]------------ | [ 89.690818][ T1883] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1883 | [ 89.691088][ T1883] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.692213][ T1883] Tainted: [W]=WARN [ 89.692320][ T1883] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.692570][ T1883] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.692849][ T1883] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.693334][ T1883] RSP: 0018:ffa000000163f020 EFLAGS: 00010286 [ 89.693592][ T1883] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff40000002c7dca [ 89.693808][ T1883] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 89.694011][ T1883] RBP: ff110000137c1000 R08: 1fe2200001f77ec1 R09: ff1100000c2a5158 [ 89.694211][ T1883] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 89.694497][ T1883] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 89.694707][ T1883] FS: 00007f1226539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 89.694953][ T1883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.695123][ T1883] CR2: 000000000d70c988 CR3: 000000000a144002 CR4: 0000000000771ef0 [ 89.695327][ T1883] PKRU: 55555554 [ 89.695507][ T1883] Call Trace: [ 89.695613][ T1883] [ 89.695683][ T1883] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 89.695822][ T1883] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.695974][ T1883] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.696077][ T1883] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 89.696213][ T1883] __dev_notify_flags (net/core/dev.c:9787) [ 89.696399][ T1883] ? netif_change_name (net/core/dev.c:1495) [ 89.696542][ T1883] ? __dev_change_flags (net/core/dev.c:9752) [ 89.696684][ T1883] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 89.696822][ T1883] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.696957][ T1883] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 89.697094][ T1883] netif_change_flags (net/core/dev.c:9820) [ 89.697231][ T1883] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.697373][ T1883] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 89.697511][ T1883] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 89.697652][ T1883] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.697822][ T1883] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.697955][ T1883] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.698095][ T1883] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 89.698230][ T1883] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.698371][ T1883] ? __kernel_text_address (kernel/extable.c:79) [ 89.698507][ T1883] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.698649][ T1883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.698788][ T1883] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.698923][ T1883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.699058][ T1883] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 89.699194][ T1883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.699329][ T1883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.699544][ T1883] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 89.699686][ T1883] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 89.699828][ T1883] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 89.699963][ T1883] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.700099][ T1883] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 89.700235][ T1883] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 89.700429][ T1883] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.700568][ T1883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.700707][ T1883] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.700848][ T1883] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.700981][ T1883] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.701113][ T1883] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.701250][ T1883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.701446][ T1883] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.701583][ T1883] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.701720][ T1883] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.701862][ T1883] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.701999][ T1883] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.702135][ T1883] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.702269][ T1883] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.702481][ T1883] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.702621][ T1883] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.702762][ T1883] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.702904][ T1883] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.703039][ T1883] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.703173][ T1883] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.703310][ T1883] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.703595][ T1883] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.703732][ T1883] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.703873][ T1883] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.704011][ T1883] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.704147][ T1883] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.704283][ T1883] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.704487][ T1883] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.704629][ T1883] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.704769][ T1883] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.704903][ T1883] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.705080][ T1883] ? move_addr_to_kernel (net/socket.c:258) [ 89.705215][ T1883] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.705426][ T1883] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.705562][ T1883] ___sys_sendmsg (net/socket.c:2752) [ 89.705698][ T1883] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.705869][ T1883] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.706016][ T1883] __sys_sendmsg (net/socket.c:2784) [ 89.706152][ T1883] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.706284][ T1883] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 89.706458][ T1883] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 89.706595][ T1883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.706731][ T1883] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.706868][ T1883] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.707003][ T1883] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.707137][ T1883] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.707305][ T1883] RIP: 0033:0x7f122677308e [ 89.707451][ T1883] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.707944][ T1883] RSP: 002b:00007ffe8f817be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.708147][ T1883] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f122677308e [ 89.708357][ T1883] RDX: 0000000000000000 RSI: 00007ffe8f817c90 RDI: 0000000000000005 [ 89.708558][ T1883] RBP: 00007ffe8f817bf0 R08: 0000000000000000 R09: 0000000000000000 [ 89.708771][ T1883] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.708970][ T1883] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f818360 | [ 89.748046][ T1884] ------------[ cut here ]------------ | [ 89.748199][ T1884] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1884 | [ 89.748475][ T1884] Modules linked in: vxlan ip6_gre ip_gre gre | [ 89.748942][ T1884] Tainted: [W]=WARN [ 89.749044][ T1884] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.749211][ T1884] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 89.749393][ T1884] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 89.749884][ T1884] RSP: 0018:ffa000000164f020 EFLAGS: 00010286 [ 89.750056][ T1884] RAX: 00000000ffffffa6 RBX: ff1100000b637c40 RCX: 1ff40000002c9dca [ 89.750256][ T1884] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637cfc [ 89.750461][ T1884] RBP: ff1100000ec24000 R08: 1fe22000016c6fa1 R09: ff1100000c2a0b58 [ 89.750664][ T1884] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 89.750873][ T1884] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 89.751075][ T1884] FS: 00007f38cb08e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 89.751310][ T1884] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.751484][ T1884] CR2: 0000000025ec0988 CR3: 000000000a144004 CR4: 0000000000771ef0 [ 89.751691][ T1884] PKRU: 55555554 [ 89.751797][ T1884] Call Trace: [ 89.751896][ T1884] [ 89.751965][ T1884] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 89.752101][ T1884] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 89.752204][ T1884] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 89.752336][ T1884] __dev_notify_flags (net/core/dev.c:9787) [ 89.752478][ T1884] ? netif_change_name (net/core/dev.c:1495) [ 89.752619][ T1884] ? __dev_change_flags (net/core/dev.c:9752) [ 89.752756][ T1884] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 89.752890][ T1884] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.753024][ T1884] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 89.753162][ T1884] netif_change_flags (net/core/dev.c:9820) [ 89.753296][ T1884] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.753438][ T1884] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 89.753577][ T1884] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 89.753716][ T1884] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 89.753897][ T1884] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 89.754039][ T1884] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.754172][ T1884] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 89.754305][ T1884] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.754444][ T1884] ? __kernel_text_address (kernel/extable.c:79) [ 89.754584][ T1884] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.754721][ T1884] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.754862][ T1884] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.754998][ T1884] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.755134][ T1884] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 89.755266][ T1884] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.755405][ T1884] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.755539][ T1884] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 89.755678][ T1884] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 89.755818][ T1884] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 89.755953][ T1884] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 89.756088][ T1884] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 89.756225][ T1884] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 89.756364][ T1884] rtnl_newlink (net/core/rtnetlink.c:4150) [ 89.756500][ T1884] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.756638][ T1884] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.756779][ T1884] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.756922][ T1884] ? mark_usage (kernel/locking/lockdep.c:4674) [ 89.757056][ T1884] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.757196][ T1884] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.757331][ T1884] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.757471][ T1884] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.757612][ T1884] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 89.757752][ T1884] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 89.757887][ T1884] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 89.758021][ T1884] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.758155][ T1884] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.758287][ T1884] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.758427][ T1884] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 89.758561][ T1884] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 89.758702][ T1884] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 89.758842][ T1884] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.758977][ T1884] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.759116][ T1884] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 89.759248][ T1884] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 89.759390][ T1884] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.759527][ T1884] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.759664][ T1884] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 89.759807][ T1884] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 89.759945][ T1884] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 89.760081][ T1884] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 89.760218][ T1884] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 89.760360][ T1884] ? copy_msghdr_from_user (net/socket.c:2635) [ 89.760497][ T1884] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 89.760670][ T1884] ? move_addr_to_kernel (net/socket.c:258) [ 89.760811][ T1884] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 89.760949][ T1884] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 89.761088][ T1884] ___sys_sendmsg (net/socket.c:2752) [ 89.761226][ T1884] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 89.761397][ T1884] ? copy_msghdr_from_user (net/socket.c:2603) [ 89.761546][ T1884] __sys_sendmsg (net/socket.c:2784) [ 89.761688][ T1884] ? __sys_sendmsg_sock (net/socket.c:2765) [ 89.761827][ T1884] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 89.762001][ T1884] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 89.762139][ T1884] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 89.762276][ T1884] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 89.762420][ T1884] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 89.762557][ T1884] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 89.762694][ T1884] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.762869][ T1884] RIP: 0033:0x7f38cb2c808e [ 89.763011][ T1884] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 89.763496][ T1884] RSP: 002b:00007ffcfa750360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.763705][ T1884] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f38cb2c808e [ 89.763915][ T1884] RDX: 0000000000000000 RSI: 00007ffcfa750410 RDI: 0000000000000005 [ 89.764115][ T1884] RBP: 00007ffcfa750370 R08: 0000000000000000 R09: 0000000000000000 [ 89.764316][ T1884] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00b [ 89.764524][ T1884] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfa750ae0 | [ 90.230170][ T12] ------------[ cut here ]------------ | [ 90.230453][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 90.230779][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.231335][ T12] Tainted: [W]=WARN [ 90.231500][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.231724][ T12] Workqueue: netns cleanup_net [ 90.231921][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.232150][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.232675][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 90.232898][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9540 RCX: 1ff4000000018ec7 [ 90.233137][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed95fc [ 90.233390][ T12] RBP: ff11000008ea2000 R08: 1fe2200001ddb2c1 R09: ff11000001aed1d0 [ 90.233636][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 90.233884][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 90.234127][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 90.234415][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.234636][ T12] CR2: 000055c3a286c0a8 CR3: 000000000a837002 CR4: 0000000000771ef0 [ 90.234887][ T12] PKRU: 55555554 [ 90.235033][ T12] Call Trace: [ 90.235179][ T12] [ 90.235296][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 90.235493][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 90.235654][ T12] netif_close_many (net/core/dev.c:1804) [ 90.235849][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 90.236030][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 90.236244][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 90.236465][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 90.236658][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.236875][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.237059][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.237241][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.237435][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.237619][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.237813][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.237994][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.238176][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.238368][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.238552][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.238749][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.238929][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.239110][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.239287][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.239484][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.239678][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.239863][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.240049][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.240234][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.240427][ T12] kthread (kernel/kthread.c:436) [ 90.240576][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.240805][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.240985][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.241167][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.241391][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.241571][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.241767][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.245196][ T12] ------------[ cut here ]------------ | [ 90.245357][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 90.245601][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.246048][ T12] Tainted: [W]=WARN [ 90.246140][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.246292][ T12] Workqueue: netns cleanup_net [ 90.246423][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.246586][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.247020][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.247172][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed98c0 RCX: 1ff4000000018eed [ 90.247360][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed997c [ 90.247549][ T12] RBP: ff1100000fe2c000 R08: 1fe2200001ddb331 R09: ff11000001aed1d0 [ 90.247734][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 90.247921][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.248102][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 90.248314][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.248485][ T12] CR2: 00007f026f88c808 CR3: 000000000a837005 CR4: 0000000000771ef0 [ 90.248673][ T12] PKRU: 55555554 [ 90.248770][ T12] Call Trace: [ 90.248863][ T12] [ 90.248928][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.249084][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.249236][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.249363][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.249494][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.249621][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.249749][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.249872][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.249997][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.250120][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.250242][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.250372][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.250492][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.250621][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.250748][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.250895][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.251020][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.251140][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.251270][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.251398][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.251518][ T12] kthread (kernel/kthread.c:436) [ 90.251614][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.251774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.251894][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.252021][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.252173][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.252299][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.252429][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.254803][ T12] ------------[ cut here ]------------ | [ 90.254924][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 90.255167][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.255608][ T12] Tainted: [W]=WARN [ 90.255699][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.255860][ T12] Workqueue: netns cleanup_net [ 90.255985][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.256143][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.256581][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.256734][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780040 RCX: 1ff4000000018eed [ 90.256921][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107800fc [ 90.257102][ T12] RBP: ff1100000589c000 R08: 1fe22000020f0021 R09: ff11000001aed1d0 [ 90.257279][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 90.257470][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.257657][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 90.257875][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.258027][ T12] CR2: 00007f026f88c808 CR3: 000000000a837005 CR4: 0000000000771ef0 [ 90.258209][ T12] PKRU: 55555554 [ 90.258298][ T12] Call Trace: [ 90.258391][ T12] [ 90.258455][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.258614][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.258771][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.258893][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.259015][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.259135][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.259257][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.259385][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.259508][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.259633][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.259765][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.259885][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.260003][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.260125][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.260245][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.260377][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.260501][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.260625][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.260754][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.260878][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.260997][ T12] kthread (kernel/kthread.c:436) [ 90.261087][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.261236][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.261361][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.261483][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.261639][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.261764][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.261886][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.264257][ T12] ------------[ cut here ]------------ | [ 90.264399][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 90.264643][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.265076][ T12] Tainted: [W]=WARN [ 90.265167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.265323][ T12] Workqueue: netns cleanup_net [ 90.265453][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.265615][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.266046][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.266200][ T12] RAX: 00000000ffffffa6 RBX: ff110000107803c0 RCX: 1ff4000000018eed [ 90.266390][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078047c [ 90.266570][ T12] RBP: ff1100000f969000 R08: 1fe22000020f0091 R09: ff11000001aed1d0 [ 90.266760][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 90.266941][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.267123][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 90.267332][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.267488][ T12] CR2: 00007f026f88c808 CR3: 000000000a837005 CR4: 0000000000771ef0 [ 90.267677][ T12] PKRU: 55555554 [ 90.267771][ T12] Call Trace: [ 90.267861][ T12] [ 90.267924][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.268077][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.268230][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.268358][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.268486][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.268623][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.268748][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.268870][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.268993][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.269117][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.269240][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.269366][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.269487][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.269616][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.269743][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.269866][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.269992][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.270113][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.270238][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.270366][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.270486][ T12] kthread (kernel/kthread.c:436) [ 90.270578][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.270731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.270858][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.270983][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.271139][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.271259][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.271388][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.273700][ T12] ------------[ cut here ]------------ | [ 90.273826][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 90.274065][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.275158][ T12] Tainted: [W]=WARN [ 90.275252][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.275462][ T12] Workqueue: netns cleanup_net [ 90.275592][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.275752][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.276179][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.276330][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b78c0 RCX: 1ff4000000018eed [ 90.276559][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b797c [ 90.276749][ T12] RBP: ff1100000ed5c000 R08: 1fe2200001936f31 R09: ff11000001aed1d0 [ 90.276931][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 90.277109][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.277288][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 90.277546][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.277704][ T12] CR2: 00007f026f88c808 CR3: 000000000a837005 CR4: 0000000000771ef0 [ 90.277891][ T12] PKRU: 55555554 [ 90.277980][ T12] Call Trace: [ 90.278069][ T12] [ 90.278133][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.278287][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.278488][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.278615][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.278745][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.278870][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.278991][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.279112][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.279235][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.279403][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.279528][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.279654][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.279785][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.279907][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.280030][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.280154][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.280278][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.280446][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.280575][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.280706][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.280833][ T12] kthread (kernel/kthread.c:436) [ 90.281000][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.281150][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.281270][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.281442][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.281597][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.281717][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.281921][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.284441][ T12] ------------[ cut here ]------------ | [ 90.284588][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 90.284834][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.285267][ T12] Tainted: [W]=WARN [ 90.285364][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.285518][ T12] Workqueue: netns cleanup_net [ 90.285655][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.285815][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.286244][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.286406][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6580 RCX: 1ff4000000018eed [ 90.286592][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b663c [ 90.286795][ T12] RBP: ff110000095e9000 R08: 1fe2200001936cc9 R09: ff11000001aed1d0 [ 90.286976][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 90.287157][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.287337][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 90.287560][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.287720][ T12] CR2: 00007f79344d040d CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 90.287909][ T12] PKRU: 55555554 [ 90.287999][ T12] Call Trace: [ 90.288091][ T12] [ 90.288157][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.288312][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.288470][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.288600][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.288722][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.288847][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.288970][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.289092][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.289215][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.289335][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.289465][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.289591][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.289717][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.289847][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.289966][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.290092][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.290219][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.290339][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.290471][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.290599][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.290725][ T12] kthread (kernel/kthread.c:436) [ 90.290821][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.290976][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.291097][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.291218][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.291379][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.291501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.291624][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.294089][ T12] ------------[ cut here ]------------ | [ 90.294302][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 90.294548][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.295057][ T12] Tainted: [W]=WARN [ 90.295147][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.295379][ T12] Workqueue: netns cleanup_net [ 90.295506][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.295669][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.296183][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.296336][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc8040 RCX: 1ff4000000018eed [ 90.296609][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc80fc [ 90.296794][ T12] RBP: ff1100000e84c000 R08: 1fe2200001db9021 R09: ff11000001aed1d0 [ 90.296974][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 90.297228][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.297422][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 90.297643][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.297797][ T12] CR2: 00007f79344d040d CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 90.297976][ T12] PKRU: 55555554 [ 90.298140][ T12] Call Trace: [ 90.298229][ T12] [ 90.298292][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.298457][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.298617][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.298744][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.298867][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.298988][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.299109][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.299231][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.299362][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.299485][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.299627][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.299756][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.299877][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.300003][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.300124][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.300247][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.300383][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.300507][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.300638][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.300768][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.300889][ T12] kthread (kernel/kthread.c:436) [ 90.300984][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.301137][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.301259][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.301389][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.301542][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.301666][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.301794][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.304069][ T12] ------------[ cut here ]------------ | [ 90.304192][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 90.304433][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.304868][ T12] Tainted: [W]=WARN [ 90.304958][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.305109][ T12] Workqueue: netns cleanup_net [ 90.305232][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.305391][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.305829][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.305979][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5be00 RCX: 1ff4000000018eed [ 90.306156][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5bebc [ 90.306334][ T12] RBP: ff11000008f79000 R08: 1fe2200001feb7d9 R09: ff11000001aed1d0 [ 90.306518][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 90.306700][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.306885][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 90.307094][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.307245][ T12] CR2: 00007f79344d040d CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 90.307431][ T12] PKRU: 55555554 [ 90.307523][ T12] Call Trace: [ 90.307618][ T12] [ 90.307681][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.307838][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.307988][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.308107][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.308228][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.308358][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.308484][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.308613][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.308744][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.308864][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.308989][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.309110][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.309233][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.309359][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.309480][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.309610][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.309732][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.309858][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.309984][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.310108][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.310228][ T12] kthread (kernel/kthread.c:436) [ 90.310323][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.310476][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.310601][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.310726][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.310882][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.311006][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.311131][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.313261][ T12] ------------[ cut here ]------------ | [ 90.313404][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 90.313643][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.314145][ T12] Tainted: [W]=WARN [ 90.314235][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.314468][ T12] Workqueue: netns cleanup_net [ 90.314593][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.314753][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.315260][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.315494][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b000 RCX: 1ff4000000018eed [ 90.315677][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b0bc [ 90.315860][ T12] RBP: ff11000004dbc000 R08: 1fe2200001feb619 R09: ff11000001aed1d0 [ 90.316113][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 90.316292][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.316478][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 90.316769][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.316923][ T12] CR2: 00007f79344d040d CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 90.317178][ T12] PKRU: 55555554 [ 90.317272][ T12] Call Trace: [ 90.317366][ T12] [ 90.317430][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.317590][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.317822][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.317942][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.318061][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.318184][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.318383][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.318505][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.318629][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.318751][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.318946][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.319066][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.319187][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.319311][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.319435][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.319556][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.319684][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.319807][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.320003][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.320127][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.320249][ T12] kthread (kernel/kthread.c:436) [ 90.320339][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.320566][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.320690][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.320826][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.320974][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.321166][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.321289][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.323877][ T12] ------------[ cut here ]------------ | [ 90.324065][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 90.324299][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.324821][ T12] Tainted: [W]=WARN [ 90.324912][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.325062][ T12] Workqueue: netns cleanup_net [ 90.325263][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.325421][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.325937][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.326088][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b1c0 RCX: 1ff4000000018eed [ 90.326340][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b27c [ 90.326526][ T12] RBP: ff1100000612c000 R08: 1fe2200001feb651 R09: ff11000001aed1d0 [ 90.326708][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 90.326966][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.327153][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 90.327438][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.327594][ T12] CR2: 00007f79344d040d CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 90.327782][ T12] PKRU: 55555554 [ 90.327870][ T12] Call Trace: [ 90.328040][ T12] [ 90.328103][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.328256][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.328410][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.328610][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.328732][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.328856][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.328976][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.329174][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.329301][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.329424][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.329547][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.329749][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.329869][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.329991][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.330111][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.330305][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.330435][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.330555][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.330684][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.330887][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.331007][ T12] kthread (kernel/kthread.c:436) [ 90.331096][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.331245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.331368][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.331489][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.331651][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.331777][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.331974][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.334914][ T12] ------------[ cut here ]------------ | [ 90.335118][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 90.335385][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.335913][ T12] Tainted: [W]=WARN [ 90.336004][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.336154][ T12] Workqueue: netns cleanup_net [ 90.336359][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.336519][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.337035][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 90.337185][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b380 RCX: 1ff4000000018eed [ 90.337444][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b43c [ 90.337628][ T12] RBP: ff11000008ea2000 R08: 1fe22000018af689 R09: ff11000001aed1d0 [ 90.337816][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 90.338068][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.338247][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 90.338538][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.338694][ T12] CR2: 00007f79344d040d CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 90.338879][ T12] PKRU: 55555554 [ 90.338969][ T12] Call Trace: [ 90.339132][ T12] [ 90.339194][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.339354][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.339504][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 90.339701][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 90.339826][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 90.339945][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 90.340066][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.340260][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 90.340388][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.340510][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.340637][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.340837][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.340956][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.341082][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.341202][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.341403][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.341560][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.341686][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.341814][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.342011][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.342136][ T12] kthread (kernel/kthread.c:436) [ 90.342226][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.342383][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.342577][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.342703][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.342858][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.342977][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.343170][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 90.373614][ T12] ------------[ cut here ]------------ | [ 90.373785][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 90.374065][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 90.374516][ T12] Tainted: [W]=WARN [ 90.374623][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.374787][ T12] Workqueue: netns cleanup_net [ 90.374929][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 90.375093][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 90.375576][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 90.375756][ T12] RAX: 00000000ffffffa6 RBX: ff110000107831c0 RCX: 1ff4000000018ed5 [ 90.375943][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078327c [ 90.376131][ T12] RBP: ff1100000e061000 R08: 1fe22000020f0651 R09: ff11000001aed1d0 [ 90.376328][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 90.376520][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 90.376716][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 90.376940][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.377099][ T12] CR2: 00007f793504dbd0 CR3: 000000000a0c3006 CR4: 0000000000771ef0 [ 90.377306][ T12] PKRU: 55555554 [ 90.377410][ T12] Call Trace: [ 90.377504][ T12] [ 90.377573][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 90.377743][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 90.377901][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 90.378029][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 90.378153][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 90.378278][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 90.378435][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 90.378567][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 90.378700][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 90.378828][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 90.378955][ T12] cleanup_net (net/core/net_namespace.c:702) [ 90.379078][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 90.379200][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 90.379326][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 90.379457][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 90.379604][ T12] process_one_work (kernel/workqueue.c:3314) [ 90.379733][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 90.379870][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 90.379999][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 90.380127][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 90.380249][ T12] kthread (kernel/kthread.c:436) [ 90.380343][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.380505][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.380634][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.380765][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 90.380939][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.381065][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 90.381189][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.107474][ T12] ------------[ cut here ]------------ | [ 91.107636][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.107892][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.108341][ T12] Tainted: [W]=WARN [ 91.108444][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.108609][ T12] Workqueue: netns cleanup_net [ 91.108745][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.108906][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.109354][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 91.109518][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb000 RCX: 1ff4000000018ec7 [ 91.109708][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb0bc [ 91.109900][ T12] RBP: ff1100000faea000 R08: 1fe2200000af7619 R09: ff11000001aed1d0 [ 91.110085][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 91.110277][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 91.110478][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.110705][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.110873][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 91.111063][ T12] PKRU: 55555554 [ 91.111165][ T12] Call Trace: [ 91.111260][ T12] [ 91.111328][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.111464][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.111561][ T12] netif_close_many (net/core/dev.c:1804) [ 91.111689][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 91.111820][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 91.111976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 91.112133][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.112260][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.112419][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.112548][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.112680][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.112812][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.112935][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.113061][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.113187][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.113314][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.113442][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.113573][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.113703][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.113836][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.113963][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.114086][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.114214][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.114342][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.114473][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.114606][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.114740][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.114866][ T12] kthread (kernel/kthread.c:436) [ 91.114960][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.115115][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.115241][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.115371][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.115531][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.115656][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.115786][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.117569][ T12] ------------[ cut here ]------------ | [ 91.117704][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.117958][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.118472][ T12] Tainted: [W]=WARN [ 91.118570][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.118740][ T12] Workqueue: netns cleanup_net [ 91.118874][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.119048][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.119548][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 91.119721][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb540 RCX: 1ff4000000018e80 [ 91.119920][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb5fc [ 91.120112][ T12] RBP: ff1100000ec24000 R08: 1fe2200000af76c1 R09: ff11000001aed1d0 [ 91.120306][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 91.120515][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 91.120742][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.120967][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.121162][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 91.121388][ T12] PKRU: 55555554 [ 91.121484][ T12] Call Trace: [ 91.121619][ T12] [ 91.121702][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.121856][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.121960][ T12] netif_close_many (net/core/dev.c:1804) [ 91.122107][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 91.122236][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.122373][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 91.122523][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 91.122656][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 91.122816][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 91.122947][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 91.123095][ T12] notifier_call_chain (kernel/notifier.c:85) [ 91.123239][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 91.123391][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 91.123529][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 91.123695][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 91.123864][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.124016][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.124191][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.124321][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.124469][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.124603][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.125829][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.125962][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.126091][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.126230][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.126371][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.126506][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.126648][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.126785][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.127004][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.127162][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.127301][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.127450][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.127691][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.127848][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.127991][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.128121][ T12] kthread (kernel/kthread.c:436) [ 91.129099][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.129267][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.129406][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.129570][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.129847][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.129981][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.130116][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.160856][ T12] ------------[ cut here ]------------ | [ 91.161030][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.161271][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.161856][ T12] Tainted: [W]=WARN [ 91.161947][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.162099][ T12] Workqueue: netns cleanup_net [ 91.162225][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.162436][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.162919][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.163070][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82580 RCX: 1ff4000000018eed [ 91.163247][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8263c [ 91.163475][ T12] RBP: ff11000005804000 R08: 1fe22000017b04c9 R09: ff11000001aed1d0 [ 91.163656][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.163836][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.164015][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.164223][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.164422][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 91.164612][ T12] PKRU: 55555554 [ 91.164704][ T12] Call Trace: [ 91.164800][ T12] [ 91.164901][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.165058][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.165207][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.165327][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.165495][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.165622][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.165771][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.165892][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.166012][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.166130][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.166253][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.166421][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.166544][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.166670][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.166795][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.166918][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.167042][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.167161][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.167286][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.167485][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.167619][ T12] kthread (kernel/kthread.c:436) [ 91.167711][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.167866][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.167993][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.168116][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.168266][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.168432][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.168558][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.171408][ T12] ------------[ cut here ]------------ | [ 91.171583][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 91.171894][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.172484][ T12] Tainted: [W]=WARN [ 91.172630][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.172837][ T12] Workqueue: netns cleanup_net [ 91.173016][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.173226][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.173742][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.173947][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82e40 RCX: 1ff4000000018eed [ 91.174182][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82efc [ 91.174427][ T12] RBP: ff11000009af9000 R08: 1fe22000017b05e1 R09: ff11000001aed1d0 [ 91.174671][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 91.174916][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.175150][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 91.175430][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.175646][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 91.175892][ T12] PKRU: 55555554 [ 91.176034][ T12] Call Trace: [ 91.176175][ T12] [ 91.176289][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.176510][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.176725][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.176942][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.177122][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.177293][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.177484][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.177711][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.177935][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.178111][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.178291][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.178480][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.178666][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.178849][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.179044][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.179220][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.179411][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.179590][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.179780][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.179959][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.180131][ T12] kthread (kernel/kthread.c:436) [ 91.180275][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.180490][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.180676][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.180858][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.181060][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.181233][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.181423][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.184298][ T12] ------------[ cut here ]------------ | [ 91.184489][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 91.184800][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.185331][ T12] Tainted: [W]=WARN [ 91.185510][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.185770][ T12] Workqueue: netns cleanup_net [ 91.185951][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.186176][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.186680][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.186892][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa200 RCX: 1ff4000000018eed [ 91.187122][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa2bc [ 91.187366][ T12] RBP: ff11000008db4000 R08: 1fe2200001535459 R09: ff11000001aed1d0 [ 91.187637][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 91.187877][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.188119][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 91.188396][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.188602][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 91.188844][ T12] PKRU: 55555554 [ 91.188985][ T12] Call Trace: [ 91.189127][ T12] [ 91.189240][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.189465][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.189678][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.189863][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.190038][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.190211][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.190399][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.190576][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.190773][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.190944][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.191122][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.191297][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.191523][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.191708][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.191913][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.192092][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.192274][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.192477][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.192669][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.192873][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.193100][ T12] kthread (kernel/kthread.c:436) [ 91.193254][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.193512][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.193700][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.193886][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.194091][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.194285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.194485][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.197248][ T12] ------------[ cut here ]------------ | [ 91.197430][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 91.198024][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.198607][ T12] Tainted: [W]=WARN [ 91.198910][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.199127][ T12] Workqueue: netns cleanup_net [ 91.199307][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.199567][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.200064][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.200269][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa740 RCX: 1ff4000000018eed [ 91.200520][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa7fc [ 91.200769][ T12] RBP: ff1100000fc31000 R08: 1fe2200001535501 R09: ff11000001aed1d0 [ 91.201002][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 91.201229][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.201579][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 91.201936][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.202143][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 91.202414][ T12] PKRU: 55555554 [ 91.202569][ T12] Call Trace: [ 91.202720][ T12] [ 91.202843][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.203062][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.203267][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.203457][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.203646][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.203827][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.204076][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.204253][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.204677][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.204882][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.205134][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.205323][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.205510][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.205697][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.205951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.206130][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.206309][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.206492][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.206764][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.206944][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.207123][ T12] kthread (kernel/kthread.c:436) [ 91.207267][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.207483][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.207668][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.207845][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.208080][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.208330][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.208520][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.211428][ T12] ------------[ cut here ]------------ | [ 91.211691][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 91.211990][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.212543][ T12] Tainted: [W]=WARN [ 91.212696][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.212906][ T12] Workqueue: netns cleanup_net [ 91.213241][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.213575][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.214269][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.214615][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aae40 RCX: 1ff4000000018eed [ 91.214948][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aaefc [ 91.215454][ T12] RBP: ff110000093cc000 R08: 1fe22000015355e1 R09: ff11000001aed1d0 [ 91.215797][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 91.216207][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.216534][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 91.217842][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.218064][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 91.218301][ T12] PKRU: 55555554 [ 91.218457][ T12] Call Trace: [ 91.218603][ T12] [ 91.218763][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.218969][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.219232][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.219655][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.219844][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.220019][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.220192][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.220403][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.220592][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.220778][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.221029][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.221207][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.221393][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.221606][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.221791][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.221967][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.222148][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.222322][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.222521][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.222713][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.222897][ T12] kthread (kernel/kthread.c:436) [ 91.223041][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.223244][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.223531][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.223719][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.224087][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.224259][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.224450][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.227867][ T12] ------------[ cut here ]------------ | [ 91.228057][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 91.228531][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.230407][ T12] Tainted: [W]=WARN [ 91.230618][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.230873][ T12] Workqueue: netns cleanup_net [ 91.231114][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.231389][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.231965][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.232228][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216e40 RCX: 1ff4000000018eed [ 91.232523][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c216efc [ 91.232817][ T12] RBP: ff1100000fa01000 R08: 1fe2200001842de1 R09: ff11000001aed1d0 [ 91.233093][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 91.233384][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.233709][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 91.234037][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.234286][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 91.234581][ T12] PKRU: 55555554 [ 91.234789][ T12] Call Trace: [ 91.234976][ T12] [ 91.235138][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.235406][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.235658][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.235914][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.236135][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.236391][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.236628][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.236861][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.237114][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.237391][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.237685][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.237988][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.238273][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.238574][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.238873][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.239154][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.239462][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.239752][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.240016][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.240257][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.240502][ T12] kthread (kernel/kthread.c:436) [ 91.240720][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.241005][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.241239][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.241476][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.241756][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.241987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.242218][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.246602][ T12] ------------[ cut here ]------------ | [ 91.246780][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.247018][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.247463][ T12] Tainted: [W]=WARN [ 91.247555][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.247710][ T12] Workqueue: netns cleanup_net [ 91.247841][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.247999][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.248444][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.248597][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216040 RCX: 1ff4000000018eed [ 91.248783][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2160fc [ 91.248985][ T12] RBP: ff11000004fbc000 R08: 1fe2200001842c21 R09: ff11000001aed1d0 [ 91.249172][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.249359][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.249544][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.249765][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.249923][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.250106][ T12] PKRU: 55555554 [ 91.250197][ T12] Call Trace: [ 91.250287][ T12] [ 91.250357][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.250519][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.250683][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.250810][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.250933][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.251054][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.251177][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.251302][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.251431][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.251554][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.251685][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.251811][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.251967][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.252087][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.252207][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.252329][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.252460][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.252588][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.252715][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.252850][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.252972][ T12] kthread (kernel/kthread.c:436) [ 91.253066][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.253220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.253341][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.253486][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.253649][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.253775][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.253897][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.257309][ T12] ------------[ cut here ]------------ | [ 91.257495][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.257754][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.258184][ T12] Tainted: [W]=WARN [ 91.258305][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.258478][ T12] Workqueue: netns cleanup_net [ 91.258611][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.258791][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.259216][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.259372][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2163c0 RCX: 1ff4000000018eed [ 91.259571][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21647c [ 91.259766][ T12] RBP: ff11000004e54000 R08: 1fe2200001842c91 R09: ff11000001aed1d0 [ 91.259943][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.260125][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.260344][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.260563][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.260725][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.260916][ T12] PKRU: 55555554 [ 91.261007][ T12] Call Trace: [ 91.261099][ T12] [ 91.261170][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.261325][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.261479][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.261612][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.261745][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.261885][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.262007][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.262135][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.262258][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.262383][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.262510][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.262638][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.262762][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.262883][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.263003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.263131][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.263256][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.263404][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.263535][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.263665][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.263810][ T12] kthread (kernel/kthread.c:436) [ 91.263902][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.264053][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.264175][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.264306][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.264484][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.264617][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.264743][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.266816][ T12] ------------[ cut here ]------------ | [ 91.266935][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.267179][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.267651][ T12] Tainted: [W]=WARN [ 91.267746][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.267897][ T12] Workqueue: netns cleanup_net [ 91.268020][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.268179][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.269536][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.269713][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216740 RCX: 1ff4000000018eed [ 91.269930][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2167fc [ 91.270111][ T12] RBP: ff1100000fee9000 R08: 1fe2200001842d01 R09: ff11000001aed1d0 [ 91.270312][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.270541][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.270778][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.271008][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.271181][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.271406][ T12] PKRU: 55555554 [ 91.271496][ T12] Call Trace: [ 91.271591][ T12] [ 91.271654][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.271814][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.271963][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.272086][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.272209][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.272329][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.272500][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.272624][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.272750][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.272873][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.272995][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.273115][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.273237][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.273417][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.273546][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.273674][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.273803][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.273926][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.274051][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.274179][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.274300][ T12] kthread (kernel/kthread.c:436) [ 91.274466][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.274623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.274749][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.274871][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.275030][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.275151][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.275273][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.279502][ T12] ------------[ cut here ]------------ | [ 91.279656][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 91.279999][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.280494][ T12] Tainted: [W]=WARN [ 91.280594][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.280764][ T12] Workqueue: netns cleanup_net [ 91.280895][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.281058][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.281514][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 91.281683][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfa80 RCX: 1ff4000000018e99 [ 91.281875][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfb3c [ 91.282100][ T12] RBP: ff1100000ec24000 R08: 1fe2200001ad7f69 R09: 0000000000000000 [ 91.282288][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.282509][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.282703][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.282925][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.283081][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 91.283267][ T12] PKRU: 55555554 [ 91.283369][ T12] Call Trace: [ 91.283463][ T12] [ 91.283530][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.283696][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.283878][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 91.284005][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.284138][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 91.284295][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 91.284527][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 91.284657][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 91.284790][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 91.284931][ T12] notifier_call_chain (kernel/notifier.c:85) [ 91.285059][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 91.285217][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.285423][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.285589][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.285731][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.285859][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.285986][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.286113][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.286239][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.286414][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.286593][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.286743][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.286869][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.286994][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.287116][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.287243][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.287422][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.287547][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.287682][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.287852][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.287979][ T12] kthread (kernel/kthread.c:436) [ 91.288074][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.288241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.288417][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.288543][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.288703][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.288916][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.289043][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.291394][ T12] ------------[ cut here ]------------ | [ 91.291542][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 91.291811][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.292240][ T12] Tainted: [W]=WARN [ 91.292331][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.292488][ T12] Workqueue: netns cleanup_net [ 91.292617][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.292778][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.293208][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 91.293472][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf540 RCX: 1ff4000000018eed [ 91.293680][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf5fc [ 91.293869][ T12] RBP: ff1100000faea000 R08: 1fe2200001ad7ec1 R09: ff11000001aed1d0 [ 91.294048][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.294225][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.294488][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.294703][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.294862][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 91.295095][ T12] PKRU: 55555554 [ 91.295188][ T12] Call Trace: [ 91.295279][ T12] [ 91.295342][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.295698][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.295858][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 91.295979][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 91.296130][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.296252][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 91.296496][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.296623][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 91.296780][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.296904][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.297048][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.297172][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.297292][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.297519][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.297643][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.297769][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.297907][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.298026][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.298164][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.298485][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.298647][ T12] kthread (kernel/kthread.c:436) [ 91.298748][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.298897][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.299017][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.299138][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.299287][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.299504][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.299632][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.317293][ T1916] ------------[ cut here ]------------ | [ 91.317482][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1916 | [ 91.317763][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.318216][ T1916] Tainted: [W]=WARN [ 91.318357][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.318530][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.318721][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.319207][ T1916] RSP: 0018:ffa00000016efa80 EFLAGS: 00010286 [ 91.319395][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000cf51a80 RCX: 1ff40000002ddf16 [ 91.319599][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51b3c [ 91.319808][ T1916] RBP: ff11000010271000 R08: 1fe22000019ea369 R09: ff11000010178b80 [ 91.320010][ T1916] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.320211][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010271000 [ 91.320420][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.320661][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.320873][ T1916] CR2: 00007febb13f7430 CR3: 0000000004f87002 CR4: 0000000000771ef0 [ 91.321079][ T1916] PKRU: 55555554 [ 91.321190][ T1916] Call Trace: [ 91.321313][ T1916] [ 91.321394][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.321529][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.321670][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.321781][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.321923][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.322098][ T1916] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.322487][ T1916] register_netdev (net/core/dev.c:11552) [ 91.322626][ T1916] loopback_net_init (drivers/net/loopback.c:218) [ 91.322769][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.322872][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.322994][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.323130][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.323267][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.323431][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.323569][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.323724][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.323909][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.324046][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.324183][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.324318][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.324494][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.324947][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.325082][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.325219][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.325358][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.325494][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.325632][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.325815][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.325959][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.326459][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.326668][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.326880][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.327083][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.327288][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.327493][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.332001][ T1916] ------------[ cut here ]------------ | [ 91.332141][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1916 | [ 91.332417][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.332876][ T1916] Tainted: [W]=WARN [ 91.332979][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.333146][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.333319][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.333846][ T1916] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.334017][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000bf6c900 RCX: 1ff40000002ddee9 [ 91.334219][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c9bc [ 91.334426][ T1916] RBP: ff11000006271000 R08: 1fe22000017ed939 R09: ff11000010178b80 [ 91.334631][ T1916] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.334836][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006271000 [ 91.335068][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.335304][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.335477][ T1916] CR2: 00007febb13f7430 CR3: 0000000004f87002 CR4: 0000000000771ef0 [ 91.335682][ T1916] PKRU: 55555554 [ 91.335787][ T1916] Call Trace: [ 91.335908][ T1916] [ 91.335981][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.336117][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.336251][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.336359][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.336495][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.336667][ T1916] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.336832][ T1916] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.336968][ T1916] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.337102][ T1916] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.337418][ T1916] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.337556][ T1916] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.337696][ T1916] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.337836][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.337939][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.338043][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.338177][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.338310][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.338452][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.338592][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.338730][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.338905][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.339044][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.339179][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.339313][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.339453][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.339594][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.339729][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.339867][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.340003][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.340137][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.340272][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.340445][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.340590][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.341069][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.341286][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.341492][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.341695][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.341898][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.342099][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.346088][ T1916] ------------[ cut here ]------------ | [ 91.346241][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1916 | [ 91.346517][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.347008][ T1916] Tainted: [W]=WARN [ 91.347113][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.347284][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.347465][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.347958][ T1916] RSP: 0018:ffa00000016ef8f8 EFLAGS: 00010286 [ 91.348129][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000bf6d540 RCX: 1ff40000002ddee5 [ 91.348331][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d5fc [ 91.348544][ T1916] RBP: ff1100000a0a4000 R08: 1fe22000017edac1 R09: ff11000010178b80 [ 91.348761][ T1916] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.348964][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0a4000 [ 91.349170][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.349412][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.349587][ T1916] CR2: 00007febb13f7430 CR3: 0000000004f87002 CR4: 0000000000771ef0 [ 91.349796][ T1916] PKRU: 55555554 [ 91.349898][ T1916] Call Trace: [ 91.349999][ T1916] [ 91.350070][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.350242][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.350400][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.350504][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.350647][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.350822][ T1916] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.350959][ T1916] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.351097][ T1916] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.351235][ T1916] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.351378][ T1916] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.351515][ T1916] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.351657][ T1916] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 91.351822][ T1916] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 91.351961][ T1916] vti_init_net (net/ipv4/ip_vti.c:517) [ 91.352099][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.352203][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.352306][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.352447][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.352588][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.352724][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.352868][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.353006][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.353142][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.353276][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.353418][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.353553][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.353693][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.353837][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.353972][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.354107][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.354241][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.354383][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.354520][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.354690][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.354836][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.355351][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.355561][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.355767][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.355966][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.356166][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.356372][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.360571][ T1916] ------------[ cut here ]------------ | [ 91.360713][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1916 | [ 91.360985][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.361432][ T1916] Tainted: [W]=WARN [ 91.361535][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.361708][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.361886][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.362369][ T1916] RSP: 0018:ffa00000016efa78 EFLAGS: 00010286 [ 91.362538][ T1916] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff40000002ddf15 [ 91.362746][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 91.362944][ T1916] RBP: ff1100000cebc000 R08: 1fe22000025142f9 R09: ff11000010178b80 [ 91.363142][ T1916] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.363340][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cebc000 [ 91.363547][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.363790][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.363957][ T1916] CR2: 00007febb13f7430 CR3: 0000000004f87002 CR4: 0000000000771ef0 [ 91.364157][ T1916] PKRU: 55555554 [ 91.364257][ T1916] Call Trace: [ 91.364361][ T1916] [ 91.364431][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.364565][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.364704][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.364809][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.364943][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.365108][ T1916] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.365245][ T1916] register_netdev (net/core/dev.c:11552) [ 91.365383][ T1916] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 91.365560][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.365664][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.365771][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.365902][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.366035][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.366170][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.366305][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.366447][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.366589][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.366723][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.366858][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.367005][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.367139][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.367273][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.367412][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.367546][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.367684][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.367823][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.367955][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.368142][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.368284][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.368771][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.368970][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.369167][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.369368][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.369566][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.369775][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.375249][ T1916] ------------[ cut here ]------------ | [ 91.375432][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1916 | [ 91.375736][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.376178][ T1916] Tainted: [W]=WARN [ 91.376278][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.376458][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.376635][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.377137][ T1916] RSP: 0018:ffa00000016efa68 EFLAGS: 00010286 [ 91.377305][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000b74e3c0 RCX: 1ff40000002ddf13 [ 91.377512][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e47c [ 91.377715][ T1916] RBP: ff11000006061000 R08: 1fe22000016e9c91 R09: ff11000010178b80 [ 91.377915][ T1916] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.378129][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006061000 [ 91.378327][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.378565][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.378740][ T1916] CR2: 00007febb13f7430 CR3: 0000000004f87002 CR4: 0000000000771ef0 [ 91.378954][ T1916] PKRU: 55555554 [ 91.379052][ T1916] Call Trace: [ 91.379153][ T1916] [ 91.379221][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.379359][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.379496][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.379602][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.379752][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.379919][ T1916] register_netdev (net/core/dev.c:11552) [ 91.380051][ T1916] sit_init_net (net/ipv6/sit.c:1860) [ 91.380186][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.380288][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.380396][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.380550][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.380688][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.380831][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.380967][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.381102][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.381235][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.381375][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.381509][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.381646][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.381785][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.381939][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.382080][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.382214][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.382355][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.382490][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.382629][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.382800][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.382940][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.383483][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.383694][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.383896][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.384094][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.384292][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.384563][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.387510][ T12] ------------[ cut here ]------------ | [ 91.387659][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.387915][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.388375][ T12] Tainted: [W]=WARN [ 91.388474][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.388657][ T12] Workqueue: netns cleanup_net [ 91.388794][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.388960][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.389417][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 91.389579][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e580 RCX: 1ff4000000018eaf [ 91.389792][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e63c [ 91.389980][ T12] RBP: ff11000004e51000 R08: 1fe22000016e9cc9 R09: ff11000001aed1d0 [ 91.390168][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 91.390366][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb4c000 [ 91.390557][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.390788][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.390947][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.391143][ T12] PKRU: 55555554 [ 91.391260][ T12] Call Trace: [ 91.391359][ T12] [ 91.391425][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.391554][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.391655][ T12] netif_close_many (net/core/dev.c:1804) [ 91.391790][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 91.391917][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 91.392044][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 91.392201][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 91.392391][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.392525][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.392683][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.392818][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.392943][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 91.393101][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 91.393230][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 91.393362][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.393514][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 91.393644][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 91.393777][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 91.393905][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.394032][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.394187][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.394314][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.394444][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.394572][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.394700][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.394834][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.394965][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.395103][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.395233][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.395367][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.395493][ T12] kthread (kernel/kthread.c:436) [ 91.395592][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.395755][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.395881][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.396008][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.396165][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.396315][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.396446][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.399035][ T12] ------------[ cut here ]------------ | [ 91.399163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.399413][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.399872][ T12] Tainted: [W]=WARN [ 91.399967][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.400129][ T12] Workqueue: netns cleanup_net [ 91.400260][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.400429][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.400892][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 91.401055][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffe00 RCX: 1ff4000000018eaf [ 91.401247][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffebc [ 91.401468][ T12] RBP: ff1100000eb4c000 R08: 1fe220000051ffd9 R09: ff11000001aed1d0 [ 91.401666][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 91.401860][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 91.402049][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.402268][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.402433][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.402625][ T12] PKRU: 55555554 [ 91.402738][ T12] Call Trace: [ 91.402833][ T12] [ 91.402898][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.403023][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 91.403151][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.403248][ T12] netif_close_many (net/core/dev.c:1804) [ 91.403378][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 91.403505][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 91.403637][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 91.403800][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 91.403959][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.404085][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.404239][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.404369][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.404500][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 91.404682][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 91.404813][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 91.404941][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.405073][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 91.405200][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 91.405327][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 91.405463][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.405593][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.405720][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.405857][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.405983][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.406112][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.406236][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.406367][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.406499][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.406626][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.406764][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.406895][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.407020][ T12] kthread (kernel/kthread.c:436) [ 91.407155][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.407313][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.407445][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.407593][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.407755][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.407881][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.408044][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.424296][ T12] ------------[ cut here ]------------ | [ 91.424483][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.424741][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.425175][ T12] Tainted: [W]=WARN [ 91.425268][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.425422][ T12] Workqueue: netns cleanup_net [ 91.425550][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.425712][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.426150][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 91.426336][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff4000000018ed5 [ 91.426522][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 91.426719][ T12] RBP: ff11000004e51000 R08: 1fe220000051fde1 R09: ff11000001aed1d0 [ 91.426910][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.427092][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.427278][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.427496][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.427654][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.427843][ T12] PKRU: 55555554 [ 91.427935][ T12] Call Trace: [ 91.428026][ T12] [ 91.428089][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.428251][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.428408][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.428530][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.428682][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 91.428852][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 91.428977][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.429100][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 91.429221][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 91.429344][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 91.429473][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.429596][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.429721][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.429923][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.430045][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.430168][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.430289][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.430508][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.430644][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.430785][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.430919][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.431044][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.431169][ T12] kthread (kernel/kthread.c:436) [ 91.431260][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.431416][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.431539][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.431665][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.431823][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.431945][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.432067][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.434493][ T12] ------------[ cut here ]------------ | [ 91.434641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.434886][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.435317][ T12] Tainted: [W]=WARN [ 91.435417][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.435620][ T12] Workqueue: netns cleanup_net [ 91.435751][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.435922][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.436358][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 91.436517][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1878c0 RCX: 1ff4000000018ed5 [ 91.436703][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18797c [ 91.436919][ T12] RBP: ff1100000eb4c000 R08: 1fe2200001430f31 R09: ff11000001aed1d0 [ 91.437097][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.437276][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.437647][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.437877][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.438027][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.438225][ T12] PKRU: 55555554 [ 91.438317][ T12] Call Trace: [ 91.438530][ T12] [ 91.438598][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.438758][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.438911][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.439062][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.439186][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 91.439477][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 91.439607][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.439729][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 91.439913][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 91.440035][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 91.440191][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.440315][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.440504][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.440631][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.440758][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.440881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.441003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.441129][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.441256][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.441397][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.441525][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.441659][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.441787][ T12] kthread (kernel/kthread.c:436) [ 91.441877][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.442417][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.442539][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.442666][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.442829][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.442957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.443078][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.445645][ T12] ------------[ cut here ]------------ | [ 91.445770][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 91.446055][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.446549][ T12] Tainted: [W]=WARN [ 91.446648][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.446807][ T12] Workqueue: netns cleanup_net [ 91.446935][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.447094][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.447583][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 91.447744][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31da80 RCX: 1ff4000000018ed5 [ 91.447924][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31db3c [ 91.448107][ T12] RBP: ff1100000e26c000 R08: 1fe2200001663b69 R09: ff11000001aed1d0 [ 91.448321][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.448562][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.448750][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.448962][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.449114][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 91.449295][ T12] PKRU: 55555554 [ 91.449432][ T12] Call Trace: [ 91.449558][ T12] [ 91.449626][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 91.449787][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 91.449943][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 91.450065][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 91.450186][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 91.450340][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 91.450514][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.450671][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 91.450797][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 91.450919][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 91.451041][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 91.451162][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.451285][ T12] cleanup_net (net/core/net_namespace.c:702) [ 91.451455][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 91.451578][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 91.451704][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.451832][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.451955][ T12] process_one_work (kernel/workqueue.c:3314) [ 91.452080][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.452741][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.452868][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.452995][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.453136][ T12] kthread (kernel/kthread.c:436) [ 91.453228][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.453429][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.453551][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.453677][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.453833][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.453958][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 91.454080][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.461164][ T1916] ------------[ cut here ]------------ | [ 91.461355][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1916 | [ 91.461629][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.462080][ T1916] Tainted: [W]=WARN [ 91.462182][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.462359][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.462536][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.463022][ T1916] RSP: 0018:ffa00000016efa78 EFLAGS: 00010286 [ 91.463192][ T1916] RAX: 00000000ffffffa6 RBX: ff11000010782900 RCX: 1ff40000002ddf15 [ 91.463397][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107829bc [ 91.463624][ T1916] RBP: ff1100000febc000 R08: 1fe22000020f0539 R09: ff11000010178b80 [ 91.463830][ T1916] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.464032][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000febc000 [ 91.464250][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.464495][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.464668][ T1916] CR2: 00007f4e2aaa0f98 CR3: 0000000004f87004 CR4: 0000000000771ef0 [ 91.464877][ T1916] PKRU: 55555554 [ 91.464979][ T1916] Call Trace: [ 91.465078][ T1916] [ 91.465149][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.465308][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.465455][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.465559][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.465698][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.465879][ T1916] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.466017][ T1916] register_netdev (net/core/dev.c:11552) [ 91.466152][ T1916] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 91.466287][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.466396][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.466500][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.466638][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.466776][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.466912][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.467055][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.467194][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.467334][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.467474][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.467629][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.467769][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.467904][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.468044][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.468178][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.468312][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.468453][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.468592][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.468758][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.468925][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.469075][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.469567][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.469789][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.469989][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.470190][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.470400][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.470605][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.474669][ T1916] ------------[ cut here ]------------ | [ 91.474866][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1916 | [ 91.475135][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.475585][ T1916] Tainted: [W]=WARN [ 91.475687][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.475857][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.476043][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.476530][ T1916] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.476973][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000c9b6740 RCX: 1ff40000002ddee9 [ 91.477176][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b67fc [ 91.477414][ T1916] RBP: ff1100000e961000 R08: 1fe2200001936d01 R09: ff11000010178b80 [ 91.477619][ T1916] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.477825][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e961000 [ 91.478027][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.478262][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.478442][ T1916] CR2: 00007f4e2aaa0f98 CR3: 0000000004f87004 CR4: 0000000000771ef0 [ 91.478647][ T1916] PKRU: 55555554 [ 91.478752][ T1916] Call Trace: [ 91.478853][ T1916] [ 91.478921][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.479053][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.479187][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.479310][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.479452][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.479622][ T1916] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.479762][ T1916] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.479895][ T1916] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.480028][ T1916] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.480164][ T1916] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.480300][ T1916] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.480442][ T1916] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.480579][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.480708][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.480820][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.480952][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.481085][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.481220][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.481361][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.481500][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.481643][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.481782][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.481915][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.482048][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.482181][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.482318][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.482457][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.482594][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.482727][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.482911][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.483046][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.483211][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.483356][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.483864][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.484066][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.484266][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.484472][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.484677][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.484881][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.489205][ T1916] ------------[ cut here ]------------ | [ 91.489383][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1916 | [ 91.489652][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.490128][ T1916] Tainted: [W]=WARN [ 91.490229][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.490410][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.490592][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.491107][ T1916] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.491274][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000c985540 RCX: 1ff40000002ddee9 [ 91.491492][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9855fc [ 91.491723][ T1916] RBP: ff1100000e04c000 R08: 1fe2200001930ac1 R09: ff11000010178b80 [ 91.491930][ T1916] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.492129][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 91.492330][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.492574][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.492753][ T1916] CR2: 00007f4e2aaa0f98 CR3: 0000000004f87004 CR4: 0000000000771ef0 [ 91.492958][ T1916] PKRU: 55555554 [ 91.493059][ T1916] Call Trace: [ 91.493176][ T1916] [ 91.493246][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.493387][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.493535][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.493645][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.493786][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.493952][ T1916] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.494106][ T1916] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.494241][ T1916] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.494381][ T1916] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.494518][ T1916] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.494658][ T1916] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.494799][ T1916] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.494935][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.495038][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.495141][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.495280][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.495418][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.495559][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.495695][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.495837][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.495971][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.496109][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.496240][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.496403][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.496542][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.496681][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.496818][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.496957][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.497089][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.497220][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.497357][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.497541][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.497692][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.498179][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.498383][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.498589][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.498792][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.498993][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.499191][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.504033][ T1916] ------------[ cut here ]------------ | [ 91.504204][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1916 | [ 91.504506][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.504991][ T1916] Tainted: [W]=WARN [ 91.505092][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.505260][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.505439][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.505928][ T1916] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.506126][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000fb2f380 RCX: 1ff40000002ddee9 [ 91.506326][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f43c [ 91.506531][ T1916] RBP: ff1100000feac000 R08: 1fe2200001f65e89 R09: ff11000010178b80 [ 91.506741][ T1916] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.506942][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feac000 [ 91.507143][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.507383][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.507554][ T1916] CR2: 00007f4e2aaa0f98 CR3: 0000000004f87004 CR4: 0000000000771ef0 [ 91.507764][ T1916] PKRU: 55555554 [ 91.507893][ T1916] Call Trace: [ 91.507995][ T1916] [ 91.508064][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.508199][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.508333][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.508441][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.508580][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.508754][ T1916] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.508889][ T1916] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.509041][ T1916] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.509178][ T1916] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.509314][ T1916] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.509467][ T1916] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.509608][ T1916] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.509766][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.509869][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.509971][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.510104][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.510238][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.510381][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.510517][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.510658][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.510799][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.510933][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.511068][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.511202][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.511338][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.511484][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.511623][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.511764][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.511898][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.512065][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.512201][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.512373][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.512526][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.513038][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.513261][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.513469][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.513676][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.513881][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.514086][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.518580][ T1916] ------------[ cut here ]------------ | [ 91.518779][ T1916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1916 | [ 91.519058][ T1916] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.519516][ T1916] Tainted: [W]=WARN [ 91.519624][ T1916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.520079][ T1916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.520256][ T1916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.520755][ T1916] RSP: 0018:ffa00000016efa70 EFLAGS: 00010286 [ 91.520927][ T1916] RAX: 00000000ffffffa6 RBX: ff1100000b237540 RCX: 1ff40000002ddf14 [ 91.521130][ T1916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2375fc [ 91.521334][ T1916] RBP: ff1100000fe29000 R08: 1fe2200001646ec1 R09: ff11000010178b80 [ 91.521544][ T1916] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.521787][ T1916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe29000 [ 91.522004][ T1916] FS: 00007febb11f0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.522243][ T1916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.522417][ T1916] CR2: 00007f4e2aaa0f98 CR3: 0000000004f87004 CR4: 0000000000771ef0 [ 91.522628][ T1916] PKRU: 55555554 [ 91.522730][ T1916] Call Trace: [ 91.522865][ T1916] [ 91.522937][ T1916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.523072][ T1916] ? notifier_call_chain (kernel/notifier.c:85) [ 91.523221][ T1916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.523325][ T1916] register_netdevice (net/core/dev.c:11488) [ 91.523466][ T1916] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.523642][ T1916] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.523786][ T1916] register_netdev (net/core/dev.c:11552) [ 91.523923][ T1916] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 91.524325][ T1916] ops_init (net/core/net_namespace.c:137) [ 91.524434][ T1916] setup_net (net/core/net_namespace.c:446) [ 91.524539][ T1916] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.524679][ T1916] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.524822][ T1916] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.524961][ T1916] copy_net_ns (net/core/net_namespace.c:579) [ 91.525117][ T1916] create_new_namespaces (kernel/nsproxy.c:132) [ 91.525256][ T1916] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.525398][ T1916] ksys_unshare (kernel/fork.c:3243) [ 91.525535][ T1916] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.525675][ T1916] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.525857][ T1916] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.525997][ T1916] ? __ia32_sys_open (fs/open.c:1374) [ 91.526139][ T1916] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.526275][ T1916] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.526418][ T1916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.526558][ T1916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.526697][ T1916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.526840][ T1916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.527010][ T1916] RIP: 0033:0x7febb14b2bcb [ 91.527181][ T1916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.527695][ T1916] RSP: 002b:00007fffbaec5b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.527906][ T1916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007febb14b2bcb [ 91.528109][ T1916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.528324][ T1916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.528540][ T1916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbaec7d30 [ 91.528752][ T1916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbaec9877 | [ 91.573413][ T1917] ------------[ cut here ]------------ | [ 91.573600][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1917 | [ 91.573878][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.574379][ T1917] Tainted: [W]=WARN [ 91.574482][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.574660][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.574841][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.575340][ T1917] RSP: 0018:ffa00000016efa80 EFLAGS: 00010286 [ 91.575727][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000fa28200 RCX: 1ff40000002ddf16 [ 91.575939][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa282bc [ 91.576152][ T1917] RBP: ff1100000925c000 R08: 1fe2200001f45059 R09: ff1100001017ae80 [ 91.576355][ T1917] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.576555][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000925c000 [ 91.576807][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.577060][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.577231][ T1917] CR2: 00007ff7ace0bc20 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.577437][ T1917] PKRU: 55555554 [ 91.577537][ T1917] Call Trace: [ 91.577646][ T1917] [ 91.577716][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.577858][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.578003][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.578103][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.578240][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.578413][ T1917] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.578550][ T1917] register_netdev (net/core/dev.c:11552) [ 91.578689][ T1917] loopback_net_init (drivers/net/loopback.c:218) [ 91.578829][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.578934][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.579035][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.579197][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.579331][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.579474][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.579615][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.579757][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.579892][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.580025][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.580161][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.580293][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.580432][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.580568][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.580706][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.580843][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.580977][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.581138][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.581272][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.581445][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.581593][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.582176][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.582385][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.582592][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.582798][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.582997][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.583227][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.587697][ T1917] ------------[ cut here ]------------ | [ 91.587839][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1917 | [ 91.588100][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.588586][ T1917] Tainted: [W]=WARN [ 91.588688][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.588862][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.589044][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.589525][ T1917] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.589693][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000a160900 RCX: 1ff40000002ddee9 [ 91.589894][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1609bc [ 91.590090][ T1917] RBP: ff1100000fad4000 R08: 1fe220000142c139 R09: ff1100001017ae80 [ 91.590288][ T1917] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.590510][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fad4000 [ 91.590717][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.590953][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.591136][ T1917] CR2: 00007ff7ace0bc20 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.591529][ T1917] PKRU: 55555554 [ 91.591631][ T1917] Call Trace: [ 91.591729][ T1917] [ 91.591803][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.591946][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.592079][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.592199][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.592334][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.592506][ T1917] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.592645][ T1917] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.592785][ T1917] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.592919][ T1917] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.593065][ T1917] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.593206][ T1917] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.593341][ T1917] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.593488][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.593596][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.593700][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.593915][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.594048][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.594184][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.594317][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.594459][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.594596][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.594729][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.594873][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.595007][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.595140][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.595275][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.595415][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.595547][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.595684][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.595822][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.595957][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.596121][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.596264][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.596757][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.596956][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.597156][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.597361][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.597570][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.597812][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.601802][ T1917] ------------[ cut here ]------------ | [ 91.601978][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1917 | [ 91.602244][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.602741][ T1917] Tainted: [W]=WARN [ 91.602842][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.603011][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.603187][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.603683][ T1917] RSP: 0018:ffa00000016ef8f8 EFLAGS: 00010286 [ 91.603856][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000a9ab380 RCX: 1ff40000002ddee5 [ 91.604071][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab43c [ 91.604273][ T1917] RBP: ff110000061c4000 R08: 1fe2200001535689 R09: ff1100001017ae80 [ 91.604494][ T1917] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.604729][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061c4000 [ 91.604937][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.605172][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.605342][ T1917] CR2: 00007ff7ace0bc20 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.605551][ T1917] PKRU: 55555554 [ 91.605656][ T1917] Call Trace: [ 91.605762][ T1917] [ 91.605831][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.605965][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.606101][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.606203][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.606342][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.606516][ T1917] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.606658][ T1917] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.606797][ T1917] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.606956][ T1917] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.607092][ T1917] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.607232][ T1917] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.607376][ T1917] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 91.607516][ T1917] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 91.607658][ T1917] vti_init_net (net/ipv4/ip_vti.c:517) [ 91.607797][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.607900][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.608002][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.608144][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.608308][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.608452][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.608593][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.608728][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.608866][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.609001][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.609134][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.609285][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.609427][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.609562][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.609698][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.609837][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.609970][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.610103][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.610237][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.610410][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.610550][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.611033][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.611234][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.611441][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.611646][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.611871][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.612068][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.617288][ T1917] ------------[ cut here ]------------ | [ 91.617462][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1917 | [ 91.617758][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.618204][ T1917] Tainted: [W]=WARN [ 91.618304][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.618476][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.618688][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.619158][ T1917] RSP: 0018:ffa00000016efa78 EFLAGS: 00010286 [ 91.619326][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000b74fc40 RCX: 1ff40000002ddf15 [ 91.619533][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74fcfc [ 91.619741][ T1917] RBP: ff110000103d4000 R08: 1fe22000016e9fa1 R09: ff1100001017ae80 [ 91.619939][ T1917] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.620137][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d4000 [ 91.620338][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.620578][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.620753][ T1917] CR2: 00007ff7ace0bc20 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.620952][ T1917] PKRU: 55555554 [ 91.621050][ T1917] Call Trace: [ 91.621148][ T1917] [ 91.621217][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.621356][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.621490][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.621618][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.621759][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.621924][ T1917] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.622058][ T1917] register_netdev (net/core/dev.c:11552) [ 91.622189][ T1917] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 91.622325][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.622431][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.622532][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.622668][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.622830][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.622966][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.623100][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.623238][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.623447][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.623582][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.623717][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.623855][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.623987][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.624120][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.624254][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.624444][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.624577][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.624713][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.624850][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.625012][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.625156][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.625689][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.625920][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.626116][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.626314][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.626602][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.626805][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.637735][ T1917] ------------[ cut here ]------------ | [ 91.637916][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1917 | [ 91.638181][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.638636][ T1917] Tainted: [W]=WARN [ 91.638744][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.638912][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.639099][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.639593][ T1917] RSP: 0018:ffa00000016efa68 EFLAGS: 00010286 [ 91.639772][ T1917] RAX: 00000000ffffffa6 RBX: ff11000010781c40 RCX: 1ff40000002ddf13 [ 91.639971][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781cfc [ 91.640169][ T1917] RBP: ff11000010064000 R08: 1fe22000020f03a1 R09: ff1100001017ae80 [ 91.640372][ T1917] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.640571][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010064000 [ 91.640780][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.641042][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.641223][ T1917] CR2: 000055f6a15ced5c CR3: 0000000004e4d002 CR4: 0000000000771ef0 [ 91.641433][ T1917] PKRU: 55555554 [ 91.641534][ T1917] Call Trace: [ 91.641636][ T1917] [ 91.641720][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.641861][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.641994][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.642096][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.642232][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.642406][ T1917] register_netdev (net/core/dev.c:11552) [ 91.642539][ T1917] sit_init_net (net/ipv6/sit.c:1860) [ 91.642678][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.642784][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.642885][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.643032][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.643167][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.643301][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.643439][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.643577][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.643716][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.643858][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.644162][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.644296][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.644438][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.644583][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.644720][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.644902][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.645037][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.645171][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.645305][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.645479][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.645624][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.646103][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.646304][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.646565][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.646790][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.647002][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.647199][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.652046][ T1917] ------------[ cut here ]------------ | [ 91.652190][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1917 | [ 91.652977][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.653527][ T1917] Tainted: [W]=WARN [ 91.653630][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.653803][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.653988][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.654535][ T1917] RSP: 0018:ffa00000016efa78 EFLAGS: 00010286 [ 91.654709][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000e9ed000 RCX: 1ff40000002ddf15 [ 91.654913][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed0bc [ 91.655169][ T1917] RBP: ff110000091f1000 R08: 1fe2200001d3da19 R09: ff1100001017ae80 [ 91.655427][ T1917] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 91.655645][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091f1000 [ 91.655854][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 91.656089][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.656256][ T1917] CR2: 000055f6a15ced5c CR3: 0000000004e4d002 CR4: 0000000000771ef0 [ 91.656515][ T1917] PKRU: 55555554 [ 91.656620][ T1917] Call Trace: [ 91.656720][ T1917] [ 91.657040][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.657175][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.657322][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.657484][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.657639][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.657810][ T1917] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.657950][ T1917] register_netdev (net/core/dev.c:11552) [ 91.658084][ T1917] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 91.658233][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.658336][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.658494][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.658631][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.658778][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.658914][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.659049][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.659185][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.659321][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.659511][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.659679][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.659819][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.659954][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.660091][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.660225][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.660412][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.660546][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.660684][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.660823][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.660991][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.661139][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.661685][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.661893][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.662091][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.662289][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.662549][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.662778][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.666909][ T1917] ------------[ cut here ]------------ | [ 91.667075][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1917 | [ 91.667384][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.667845][ T1917] Tainted: [W]=WARN [ 91.667945][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.668110][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.668282][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.668776][ T1917] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.668943][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000fbbf8c0 RCX: 1ff40000002ddee9 [ 91.669138][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf97c [ 91.669332][ T1917] RBP: ff1100000ee61000 R08: 1fe2200001f77f31 R09: ff1100001017ae80 [ 91.669536][ T1917] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.669802][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee61000 [ 91.670037][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.670269][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.670441][ T1917] CR2: 00007febb147b2a0 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.670645][ T1917] PKRU: 55555554 [ 91.670748][ T1917] Call Trace: [ 91.670848][ T1917] [ 91.670921][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.671053][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.671185][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.671287][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.671428][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.671595][ T1917] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.671739][ T1917] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.671870][ T1917] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.672003][ T1917] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.672136][ T1917] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.672268][ T1917] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.672414][ T1917] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.672548][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.672656][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.672767][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.672904][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.673037][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.673175][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.673308][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.673449][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.673587][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.673722][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.673860][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.674002][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.674134][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.674266][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.674409][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.674541][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.674677][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.674820][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.674952][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.675116][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.675256][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.676234][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.676439][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.676644][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.676846][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.677045][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.677241][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.682012][ T1917] ------------[ cut here ]------------ | [ 91.682170][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1917 | [ 91.682437][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.682892][ T1917] Tainted: [W]=WARN [ 91.682993][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.683160][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.683331][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.683891][ T1917] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.684066][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000b76e200 RCX: 1ff40000002ddee9 [ 91.684264][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b76e2bc [ 91.684469][ T1917] RBP: ff11000008dac000 R08: 1fe22000016edc59 R09: ff1100001017ae80 [ 91.684670][ T1917] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.684875][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dac000 [ 91.685097][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.685332][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.685504][ T1917] CR2: 00007febb147b2a0 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.685711][ T1917] PKRU: 55555554 [ 91.685828][ T1917] Call Trace: [ 91.685950][ T1917] [ 91.686018][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.686151][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.686282][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.686389][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.686522][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.686691][ T1917] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.686831][ T1917] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.686979][ T1917] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.687111][ T1917] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.687243][ T1917] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.687392][ T1917] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.687526][ T1917] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.687662][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.687769][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.687888][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.688020][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.688158][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.688291][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.688428][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.688573][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.688712][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.688849][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.688981][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.689113][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.689245][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.689384][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.689543][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.689690][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.689842][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.689976][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.690111][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.690276][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.690420][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.690907][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.691105][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.691328][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.691529][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.691727][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.691939][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.703083][ T1917] ------------[ cut here ]------------ | [ 91.703254][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1917 | [ 91.703550][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.704012][ T1917] Tainted: [W]=WARN [ 91.704110][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.704275][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.704452][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.704978][ T1917] RSP: 0018:ffa00000016ef918 EFLAGS: 00010286 [ 91.705148][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000a256c80 RCX: 1ff40000002ddee9 [ 91.705343][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a256d3c [ 91.705544][ T1917] RBP: ff11000009c19000 R08: 1fe220000144ada9 R09: ff1100001017ae80 [ 91.705782][ T1917] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.706015][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c19000 [ 91.706212][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.706460][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.706629][ T1917] CR2: 00007febb147b2a0 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.706853][ T1917] PKRU: 55555554 [ 91.706959][ T1917] Call Trace: [ 91.707060][ T1917] [ 91.707144][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.707276][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.707414][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.707516][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.707653][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.707824][ T1917] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.707961][ T1917] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 91.708275][ T1917] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 91.708426][ T1917] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 91.708566][ T1917] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 91.708704][ T1917] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 91.708844][ T1917] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 91.708977][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.709078][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.709190][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.709322][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.709459][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.709596][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.709738][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.709873][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.710008][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.710139][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.710271][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.710408][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.710541][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.710680][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.710893][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.711024][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.711159][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.711332][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.711476][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.711655][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.711800][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.712281][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.712487][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.712689][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.712909][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.713109][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.713337][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.717791][ T1917] ------------[ cut here ]------------ | [ 91.717940][ T1917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1917 | [ 91.718223][ T1917] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.718714][ T1917] Tainted: [W]=WARN [ 91.718822][ T1917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.719005][ T1917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.719179][ T1917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.719675][ T1917] RSP: 0018:ffa00000016efa70 EFLAGS: 00010286 [ 91.719851][ T1917] RAX: 00000000ffffffa6 RBX: ff1100000b76fc40 RCX: 1ff40000002ddf14 [ 91.720053][ T1917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b76fcfc [ 91.720254][ T1917] RBP: ff110000093a4000 R08: 1fe22000016edfa1 R09: ff1100001017ae80 [ 91.720460][ T1917] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.720697][ T1917] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093a4000 [ 91.720912][ T1917] FS: 00007ff7acc0a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.721150][ T1917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.721326][ T1917] CR2: 00007febb147b2a0 CR3: 0000000004e4d005 CR4: 0000000000771ef0 [ 91.721542][ T1917] PKRU: 55555554 [ 91.721649][ T1917] Call Trace: [ 91.721755][ T1917] [ 91.721824][ T1917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.721960][ T1917] ? notifier_call_chain (kernel/notifier.c:85) [ 91.722095][ T1917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.722198][ T1917] register_netdevice (net/core/dev.c:11488) [ 91.722335][ T1917] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 91.722549][ T1917] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.722692][ T1917] register_netdev (net/core/dev.c:11552) [ 91.722832][ T1917] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 91.722970][ T1917] ops_init (net/core/net_namespace.c:137) [ 91.723072][ T1917] setup_net (net/core/net_namespace.c:446) [ 91.723175][ T1917] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 91.723320][ T1917] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 91.723459][ T1917] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 91.723599][ T1917] copy_net_ns (net/core/net_namespace.c:579) [ 91.723768][ T1917] create_new_namespaces (kernel/nsproxy.c:132) [ 91.723905][ T1917] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 91.724041][ T1917] ksys_unshare (kernel/fork.c:3243) [ 91.724175][ T1917] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.724309][ T1917] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 91.724450][ T1917] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 91.724591][ T1917] ? __ia32_sys_open (fs/open.c:1374) [ 91.724737][ T1917] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 91.724871][ T1917] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 91.725005][ T1917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.725140][ T1917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.725301][ T1917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.725443][ T1917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.725620][ T1917] RIP: 0033:0x7ff7aceccbcb [ 91.726293][ T1917] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 91.726895][ T1917] RSP: 002b:00007ffc24187b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 91.727114][ T1917] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7aceccbcb [ 91.727315][ T1917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 91.727557][ T1917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 91.727766][ T1917] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc24189d80 [ 91.727967][ T1917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2418b877 | [ 91.763087][ T1918] ------------[ cut here ]------------ | [ 91.763272][ T1918] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1918 | [ 91.763629][ T1918] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.764104][ T1918] Tainted: [W]=WARN [ 91.764207][ T1918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.764395][ T1918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.764603][ T1918] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.765150][ T1918] RSP: 0018:ffa00000016cee30 EFLAGS: 00010286 [ 91.765329][ T1918] RAX: 00000000ffffffa6 RBX: ff1100000a131700 RCX: 1ff40000002d9d8c [ 91.765539][ T1918] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1317bc [ 91.765753][ T1918] RBP: ff1100000ea84000 R08: 1fe22000014262f9 R09: ff1100001017d180 [ 91.765956][ T1918] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.766162][ T1918] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc77508 [ 91.766386][ T1918] FS: 00007f8880c2d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.766645][ T1918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.766823][ T1918] CR2: 000000000042ebe0 CR3: 0000000004e4c006 CR4: 0000000000771ef0 [ 91.767029][ T1918] PKRU: 55555554 [ 91.767146][ T1918] Call Trace: [ 91.767248][ T1918] [ 91.767320][ T1918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.767461][ T1918] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.767612][ T1918] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.767715][ T1918] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 91.767860][ T1918] __dev_notify_flags (net/core/dev.c:9787) [ 91.767999][ T1918] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 91.768136][ T1918] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 91.768272][ T1918] ? netif_change_name (net/core/dev.c:1495) [ 91.768415][ T1918] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 91.768553][ T1918] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 91.769558][ T1918] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 91.769700][ T1918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.769869][ T1918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.770007][ T1918] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 91.770147][ T1918] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 91.770296][ T1918] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 91.770437][ T1918] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 91.770576][ T1918] veth_newlink (drivers/net/veth.c:1871) [ 91.770717][ T1918] ? veth_poll_controller (drivers/net/veth.c:1470) [ 91.770860][ T1918] ? kasan_save_stack (mm/kasan/common.c:57) [ 91.771006][ T1918] ? kasan_save_track (mm/kasan/common.c:78) [ 91.771177][ T1918] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 91.771359][ T1918] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 91.771499][ T1918] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 91.771648][ T1918] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 91.771792][ T1918] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.771932][ T1918] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 91.772073][ T1918] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 91.772212][ T1918] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 91.772379][ T1918] ? __dev_get_by_name (net/core/dev.c:883) [ 91.772517][ T1918] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 91.772666][ T1918] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 91.772813][ T1918] rtnl_newlink (net/core/rtnetlink.c:4150) [ 91.772953][ T1918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.773116][ T1918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.773255][ T1918] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.773397][ T1918] ? mark_usage (kernel/locking/lockdep.c:4674) [ 91.773550][ T1918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.773725][ T1918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.773871][ T1918] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.774009][ T1918] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 91.774147][ T1918] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.774316][ T1918] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.774462][ T1918] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.774630][ T1918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.774772][ T1918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.774910][ T1918] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 91.775046][ T1918] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.775183][ T1918] ? netlink_ack (./include/linux/skbuff.h:2718) [ 91.775326][ T1918] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 91.775465][ T1918] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 91.775608][ T1918] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.775749][ T1918] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 91.775887][ T1918] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.776026][ T1918] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 91.776201][ T1918] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.776363][ T1918] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 91.776517][ T1918] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 91.776659][ T1918] ? copy_msghdr_from_user (net/socket.c:2635) [ 91.776804][ T1918] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 91.776977][ T1918] ? move_addr_to_kernel (net/socket.c:258) [ 91.777131][ T1918] ___sys_sendmsg (net/socket.c:2752) [ 91.777272][ T1918] ? copy_msghdr_from_user (net/socket.c:2603) [ 91.777460][ T1918] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.777761][ T1918] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 91.777899][ T1918] __sys_sendmsg (net/socket.c:2784) [ 91.778036][ T1918] ? __sys_sendmsg_sock (net/socket.c:2765) [ 91.778180][ T1918] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 91.778317][ T1918] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.778462][ T1918] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.778601][ T1918] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.778761][ T1918] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.778908][ T1918] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.779110][ T1918] RIP: 0033:0x7f8880e6708e [ 91.779253][ T1918] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 91.779766][ T1918] RSP: 002b:00007ffc155a99d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 91.779972][ T1918] RAX: ffffffffffffffda RBX: 00007ffc155aa180 RCX: 00007f8880e6708e [ 91.780196][ T1918] RDX: 0000000000000000 RSI: 00007ffc155a9a80 RDI: 0000000000000005 [ 91.780413][ T1918] RBP: 00007ffc155a99e0 R08: 0000000000000000 R09: 0000000000000000 [ 91.780625][ T1918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00d [ 91.780852][ T1918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc155aa140 | [ 91.788275][ T1918] ------------[ cut here ]------------ | [ 91.788661][ T1918] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1918 | [ 91.788932][ T1918] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.789382][ T1918] Tainted: [W]=WARN [ 91.789506][ T1918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.789682][ T1918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.789885][ T1918] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.790391][ T1918] RSP: 0018:ffa00000016cf1b0 EFLAGS: 00010286 [ 91.790564][ T1918] RAX: 00000000ffffffa6 RBX: ff1100000932b380 RCX: 1ff40000002d9dfc [ 91.790781][ T1918] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000932b43c [ 91.790982][ T1918] RBP: ff1100000ea81000 R08: 1fe2200001265689 R09: ff1100001017d180 [ 91.791184][ T1918] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 91.791390][ T1918] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 91.791599][ T1918] FS: 00007f8880c2d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 91.791846][ T1918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.792018][ T1918] CR2: 000000000042ebe0 CR3: 0000000004e4c006 CR4: 0000000000771ef0 [ 91.792222][ T1918] PKRU: 55555554 [ 91.792323][ T1918] Call Trace: [ 91.792431][ T1918] [ 91.792501][ T1918] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.792645][ T1918] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.792952][ T1918] __dev_notify_flags (net/core/dev.c:9787) [ 91.793092][ T1918] ? netif_change_name (net/core/dev.c:1495) [ 91.793228][ T1918] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 91.793369][ T1918] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 91.793507][ T1918] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 91.793675][ T1918] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 91.793817][ T1918] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 91.793951][ T1918] ? __dev_get_by_name (net/core/dev.c:883) [ 91.794096][ T1918] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 91.794235][ T1918] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 91.794380][ T1918] rtnl_newlink (net/core/rtnetlink.c:4150) [ 91.794517][ T1918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.794658][ T1918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.794800][ T1918] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.794936][ T1918] ? mark_usage (kernel/locking/lockdep.c:4674) [ 91.795069][ T1918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.795208][ T1918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.795344][ T1918] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.795486][ T1918] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 91.795627][ T1918] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.795772][ T1918] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.795943][ T1918] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.796083][ T1918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.796219][ T1918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.796375][ T1918] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 91.796511][ T1918] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.796653][ T1918] ? netlink_ack (./include/linux/skbuff.h:2718) [ 91.796796][ T1918] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 91.796933][ T1918] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 91.797070][ T1918] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.797207][ T1918] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 91.797343][ T1918] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.797486][ T1918] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 91.797628][ T1918] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.797772][ T1918] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 91.797928][ T1918] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 91.798065][ T1918] ? copy_msghdr_from_user (net/socket.c:2635) [ 91.798208][ T1918] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 91.798380][ T1918] ? move_addr_to_kernel (net/socket.c:258) [ 91.798522][ T1918] ___sys_sendmsg (net/socket.c:2752) [ 91.798661][ T1918] ? copy_msghdr_from_user (net/socket.c:2603) [ 91.798806][ T1918] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.798981][ T1918] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 91.799153][ T1918] __sys_sendmsg (net/socket.c:2784) [ 91.799294][ T1918] ? __sys_sendmsg_sock (net/socket.c:2765) [ 91.799440][ T1918] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 91.799592][ T1918] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.799728][ T1918] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.799867][ T1918] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.800002][ T1918] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.800140][ T1918] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.800307][ T1918] RIP: 0033:0x7f8880e6708e [ 91.800454][ T1918] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 91.800986][ T1918] RSP: 002b:00007ffc155a99d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 91.801191][ T1918] RAX: ffffffffffffffda RBX: 00007ffc155aa180 RCX: 00007f8880e6708e [ 91.801861][ T1918] RDX: 0000000000000000 RSI: 00007ffc155a9a80 RDI: 0000000000000005 [ 91.802064][ T1918] RBP: 00007ffc155a99e0 R08: 0000000000000000 R09: 0000000000000000 [ 91.802266][ T1918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00d [ 91.802483][ T1918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc155aa140 | [ 91.827544][ T1919] ------------[ cut here ]------------ | [ 91.827716][ T1919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1919 | [ 91.827989][ T1919] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.828438][ T1919] Tainted: [W]=WARN [ 91.828538][ T1919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.828707][ T1919] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.828886][ T1919] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.829363][ T1919] RSP: 0018:ffa00000016ff020 EFLAGS: 00010286 [ 91.829530][ T1919] RAX: 00000000ffffffa6 RBX: ff1100000ff5a580 RCX: 1ff40000002dfdca [ 91.829728][ T1919] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a63c [ 91.829936][ T1919] RBP: ff1100000ea81000 R08: 1fe2200001feb4c9 R09: ff1100000a0a8b58 [ 91.830132][ T1919] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 91.830327][ T1919] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 91.830530][ T1919] FS: 00007f080240e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.830795][ T1919] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.830972][ T1919] CR2: 0000000017c3b988 CR3: 0000000004e4d001 CR4: 0000000000771ef0 [ 91.831169][ T1919] PKRU: 55555554 [ 91.831268][ T1919] Call Trace: [ 91.831476][ T1919] [ 91.831545][ T1919] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.831689][ T1919] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.831795][ T1919] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 91.831929][ T1919] __dev_notify_flags (net/core/dev.c:9787) [ 91.832062][ T1919] ? netif_change_name (net/core/dev.c:1495) [ 91.832195][ T1919] ? __dev_change_flags (net/core/dev.c:9752) [ 91.832326][ T1919] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 91.832550][ T1919] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.832689][ T1919] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 91.832831][ T1919] netif_change_flags (net/core/dev.c:9820) [ 91.832965][ T1919] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 91.833097][ T1919] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 91.833231][ T1919] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 91.833617][ T1919] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 91.833801][ T1919] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 91.833935][ T1919] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.834070][ T1919] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 91.834202][ T1919] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 91.834336][ T1919] ? __kernel_text_address (kernel/extable.c:79) [ 91.834547][ T1919] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.834686][ T1919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.834822][ T1919] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 91.834955][ T1919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.835116][ T1919] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.835275][ T1919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.835514][ T1919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.835653][ T1919] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 91.835792][ T1919] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 91.835924][ T1919] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 91.836059][ T1919] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 91.836193][ T1919] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 91.836331][ T1919] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 91.836557][ T1919] rtnl_newlink (net/core/rtnetlink.c:4150) [ 91.836694][ T1919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.836830][ T1919] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.836964][ T1919] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.837098][ T1919] ? mark_usage (kernel/locking/lockdep.c:4674) [ 91.837229][ T1919] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.837407][ T1919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.837574][ T1919] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.837711][ T1919] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.838017][ T1919] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.838158][ T1919] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.838290][ T1919] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 91.838429][ T1919] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.838564][ T1919] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.838717][ T1919] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.838863][ T1919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.838994][ T1919] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.839139][ T1919] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 91.839270][ T1919] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.839408][ T1919] ? netlink_ack (./include/linux/skbuff.h:2718) [ 91.839545][ T1919] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 91.839682][ T1919] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 91.839825][ T1919] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.839959][ T1919] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 91.840092][ T1919] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.840226][ T1919] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 91.840363][ T1919] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.840497][ T1919] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 91.840634][ T1919] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 91.840773][ T1919] ? copy_msghdr_from_user (net/socket.c:2635) [ 91.840907][ T1919] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 91.841356][ T1919] ? move_addr_to_kernel (net/socket.c:258) [ 91.841490][ T1919] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 91.841647][ T1919] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.842192][ T1919] ___sys_sendmsg (net/socket.c:2752) [ 91.842324][ T1919] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 91.842496][ T1919] ? copy_msghdr_from_user (net/socket.c:2603) [ 91.842642][ T1919] __sys_sendmsg (net/socket.c:2784) [ 91.842779][ T1919] ? __sys_sendmsg_sock (net/socket.c:2765) [ 91.842909][ T1919] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 91.843077][ T1919] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 91.843242][ T1919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.843382][ T1919] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.843516][ T1919] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.843928][ T1919] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.844074][ T1919] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.844237][ T1919] RIP: 0033:0x7f080264808e [ 91.844380][ T1919] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 91.844873][ T1919] RSP: 002b:00007ffef8c34430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 91.845072][ T1919] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f080264808e [ 91.845275][ T1919] RDX: 0000000000000000 RSI: 00007ffef8c344e0 RDI: 0000000000000005 [ 91.845504][ T1919] RBP: 00007ffef8c34440 R08: 0000000000000000 R09: 0000000000000000 [ 91.845720][ T1919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00e [ 91.845927][ T1919] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef8c34bb0 | [ 91.875063][ T1920] ------------[ cut here ]------------ | [ 91.875235][ T1920] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1920 | [ 91.876188][ T1920] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.876662][ T1920] Tainted: [W]=WARN [ 91.876768][ T1920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.876936][ T1920] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.877112][ T1920] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.877633][ T1920] RSP: 0018:ffa00000016ff020 EFLAGS: 00010286 [ 91.877804][ T1920] RAX: 00000000ffffffa6 RBX: ff1100000932bc40 RCX: 1ff40000002dfdca [ 91.878003][ T1920] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000932bcfc [ 91.878214][ T1920] RBP: ff1100000ea84000 R08: 1fe22000012657a1 R09: ff1100000e9b2e58 [ 91.878417][ T1920] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 91.878624][ T1920] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 91.878830][ T1920] FS: 00007f3a45c85840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.879061][ T1920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.879228][ T1920] CR2: 0000000022f83988 CR3: 0000000004e4d003 CR4: 0000000000771ef0 [ 91.879430][ T1920] PKRU: 55555554 [ 91.879531][ T1920] Call Trace: [ 91.879635][ T1920] [ 91.879705][ T1920] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.879875][ T1920] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.879977][ T1920] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 91.880109][ T1920] __dev_notify_flags (net/core/dev.c:9787) [ 91.880244][ T1920] ? netif_change_name (net/core/dev.c:1495) [ 91.880386][ T1920] ? __dev_change_flags (net/core/dev.c:9752) [ 91.880544][ T1920] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 91.880682][ T1920] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.880821][ T1920] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 91.880955][ T1920] netif_change_flags (net/core/dev.c:9820) [ 91.881089][ T1920] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 91.881223][ T1920] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 91.881363][ T1920] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 91.881497][ T1920] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 91.881667][ T1920] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 91.881833][ T1920] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.881972][ T1920] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 91.882103][ T1920] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 91.882237][ T1920] ? __kernel_text_address (kernel/extable.c:79) [ 91.882376][ T1920] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.882513][ T1920] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.882651][ T1920] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 91.882815][ T1920] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.882955][ T1920] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 91.883091][ T1920] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.883231][ T1920] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.883385][ T1920] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 91.883527][ T1920] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 91.883664][ T1920] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 91.883818][ T1920] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 91.883952][ T1920] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 91.884088][ T1920] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 91.884225][ T1920] rtnl_newlink (net/core/rtnetlink.c:4150) [ 91.884366][ T1920] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.884499][ T1920] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.884636][ T1920] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.884770][ T1920] ? mark_usage (kernel/locking/lockdep.c:4674) [ 91.884915][ T1920] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.885050][ T1920] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.885180][ T1920] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.885313][ T1920] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.885452][ T1920] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.885592][ T1920] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 91.885724][ T1920] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 91.885863][ T1920] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.885994][ T1920] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.886124][ T1920] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.886272][ T1920] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.886411][ T1920] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.886544][ T1920] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 91.886681][ T1920] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.886821][ T1920] ? netlink_ack (./include/linux/skbuff.h:2718) [ 91.886956][ T1920] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 91.887088][ T1920] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 91.887223][ T1920] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.887833][ T1920] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 91.887967][ T1920] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.888101][ T1920] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 91.888233][ T1920] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.888374][ T1920] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 91.888509][ T1920] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 91.888647][ T1920] ? copy_msghdr_from_user (net/socket.c:2635) [ 91.888785][ T1920] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 91.888957][ T1920] ? move_addr_to_kernel (net/socket.c:258) [ 91.889090][ T1920] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 91.889221][ T1920] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.889357][ T1920] ___sys_sendmsg (net/socket.c:2752) [ 91.889488][ T1920] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 91.889658][ T1920] ? copy_msghdr_from_user (net/socket.c:2603) [ 91.889826][ T1920] __sys_sendmsg (net/socket.c:2784) [ 91.889972][ T1920] ? __sys_sendmsg_sock (net/socket.c:2765) [ 91.890102][ T1920] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 91.890267][ T1920] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 91.890405][ T1920] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 91.890539][ T1920] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.890677][ T1920] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.890813][ T1920] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.890946][ T1920] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.891079][ T1920] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.891246][ T1920] RIP: 0033:0x7f3a45ebf08e [ 91.891390][ T1920] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 91.891868][ T1920] RSP: 002b:00007ffef107f740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 91.892068][ T1920] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3a45ebf08e [ 91.892263][ T1920] RDX: 0000000000000000 RSI: 00007ffef107f7f0 RDI: 0000000000000005 [ 91.892463][ T1920] RBP: 00007ffef107f750 R08: 0000000000000000 R09: 0000000000000000 [ 91.892661][ T1920] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00e [ 91.892864][ T1920] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef107fec0 | [ 91.894934][ T36] ------------[ cut here ]------------ | [ 91.895060][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36 | [ 91.895299][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.895753][ T36] Tainted: [W]=WARN [ 91.895844][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.895999][ T36] Workqueue: events_unbound linkwatch_event [ 91.896175][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.896333][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.896788][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 91.896941][ T36] RAX: 00000000ffffffa6 RBX: ff1100000ce331c0 RCX: 1ff4000000051f02 [ 91.897126][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3327c [ 91.897305][ T36] RBP: ff1100000ea81000 R08: 1fe22000019c6651 R09: ff11000001d751a8 [ 91.897552][ T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 91.897763][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.897955][ T36] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 91.898179][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.898339][ T36] CR2: 0000000022f83988 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 91.898637][ T36] PKRU: 55555554 [ 91.898739][ T36] Call Trace: [ 91.898835][ T36] [ 91.898981][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.899110][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 91.899238][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.899338][ T36] netif_state_change (net/core/dev.c:1605) [ 91.899563][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.899765][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 91.899895][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 91.900026][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 91.900167][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 91.900295][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 91.900519][ T36] process_one_work (kernel/workqueue.c:3314) [ 91.900661][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 91.900794][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.900932][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 91.901069][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 91.901223][ T36] kthread (kernel/kthread.c:436) [ 91.901321][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 91.901570][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 91.901705][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 91.901843][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 91.902005][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 91.902135][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 91.902264][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 91.964132][ T1922] ------------[ cut here ]------------ | [ 91.964336][ T1922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1922 | [ 91.964678][ T1922] Modules linked in: vxlan ip6_gre ip_gre gre | [ 91.965223][ T1922] Tainted: [W]=WARN [ 91.965387][ T1922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.965613][ T1922] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 91.965843][ T1922] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 91.966435][ T1922] RSP: 0018:ffa000000171f150 EFLAGS: 00010286 [ 91.966721][ T1922] RAX: 00000000ffffffa6 RBX: ff1100000c57ba80 RCX: 1ff40000002e3df0 [ 91.967071][ T1922] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bb3c [ 91.967409][ T1922] RBP: ff1100000ea84000 R08: 1fe22000018af769 R09: ff1100000fe8ae58 [ 91.967753][ T1922] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 91.968096][ T1922] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103bf4c0 [ 91.968439][ T1922] FS: 00007f93da26f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 91.968802][ T1922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.969016][ T1922] CR2: 00000000004ebb28 CR3: 000000000f8a1005 CR4: 0000000000771ef0 [ 91.969268][ T1922] PKRU: 55555554 [ 91.969430][ T1922] Call Trace: [ 91.969580][ T1922] [ 91.969709][ T1922] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 91.969902][ T1922] ? notifier_call_chain (kernel/notifier.c:85) [ 91.970084][ T1922] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 91.970236][ T1922] netif_state_change (net/core/dev.c:1605) [ 91.970434][ T1922] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.970660][ T1922] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 91.970887][ T1922] linkwatch_sync_dev (net/core/link_watch.c:295) [ 91.971069][ T1922] rtnl_getlink (net/core/rtnetlink.c:4273) [ 91.971253][ T1922] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.971447][ T1922] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.971639][ T1922] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 91.971831][ T1922] ? mark_usage (kernel/locking/lockdep.c:4674) [ 91.972011][ T1922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.972197][ T1922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.972410][ T1922] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.972594][ T1922] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.972795][ T1922] ? mark_usage (kernel/locking/lockdep.c:4674) [ 91.972976][ T1922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.973159][ T1922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.973360][ T1922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 91.973548][ T1922] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 91.973745][ T1922] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 91.973931][ T1922] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 91.974112][ T1922] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.974294][ T1922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.974493][ T1922] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 91.974685][ T1922] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 91.974878][ T1922] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 91.975065][ T1922] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.975248][ T1922] ? netlink_ack (./include/linux/skbuff.h:2718) [ 91.975449][ T1922] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 91.975640][ T1922] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 91.975835][ T1922] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.976019][ T1922] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 91.976201][ T1922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.976402][ T1922] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 91.976589][ T1922] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 91.976784][ T1922] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 91.976970][ T1922] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 91.977152][ T1922] ? copy_msghdr_from_user (net/socket.c:2635) [ 91.977334][ T1922] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 91.977559][ T1922] ? move_addr_to_kernel (net/socket.c:258) [ 91.977759][ T1922] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 91.977945][ T1922] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 91.978161][ T1922] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 91.978342][ T1922] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 91.978572][ T1922] ___sys_sendmsg (net/socket.c:2752) [ 91.978773][ T1922] ? copy_msghdr_from_user (net/socket.c:2603) [ 91.978957][ T1922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 91.979151][ T1922] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 91.979330][ T1922] ? do_getsockname (net/socket.c:2192) [ 91.979530][ T1922] __sys_sendmsg (net/socket.c:2784) [ 91.979726][ T1922] ? __sys_sendmsg_sock (net/socket.c:2765) [ 91.979923][ T1922] ? __sys_getsockname (net/socket.c:2210) [ 91.980106][ T1922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 91.980291][ T1922] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 91.980487][ T1922] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 91.980685][ T1922] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 91.981008][ T1922] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.981223][ T1922] RIP: 0033:0x7f93da4a908e [ 91.981425][ T1922] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 91.981960][ T1922] RSP: 002b:00007ffe5424a620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 91.982209][ T1922] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93da4a908e [ 91.982467][ T1922] RDX: 0000000000000000 RSI: 00007ffe5424a6d0 RDI: 0000000000000006 [ 91.982725][ T1922] RBP: 00007ffe5424a630 R08: 0000000000000000 R09: 0000000000000000 [ 91.982979][ T1922] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00e [ 91.983228][ T1922] R13: 00007ffe5424a780 R14: 000000000000000d R15: 00007ffe5424b87a | [ 92.088917][ T1925] ------------[ cut here ]------------ | [ 92.089116][ T1925] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1925 | [ 92.089412][ T1925] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.089909][ T1925] Tainted: [W]=WARN [ 92.090017][ T1925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.090195][ T1925] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.090387][ T1925] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.090933][ T1925] RSP: 0018:ffa000000174efd0 EFLAGS: 00010286 [ 92.091113][ T1925] RAX: 00000000ffffffa6 RBX: ff11000006050ac0 RCX: 1ff40000002e9dc0 [ 92.091325][ T1925] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050b7c [ 92.091551][ T1925] RBP: ff110000104a2000 R08: 1fe2200000c0a171 R09: ff11000010115180 [ 92.091780][ T1925] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 92.091992][ T1925] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104a2e44 [ 92.092205][ T1925] FS: 00007f905a0cf840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.092462][ T1925] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.092646][ T1925] CR2: 00007f905a2c8460 CR3: 0000000004f8e004 CR4: 0000000000771ef0 [ 92.092868][ T1925] PKRU: 55555554 [ 92.092974][ T1925] Call Trace: [ 92.093080][ T1925] [ 92.093155][ T1925] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.093298][ T1925] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 92.093532][ T1925] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.093646][ T1925] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 92.093800][ T1925] __dev_notify_flags (net/core/dev.c:9787) [ 92.094102][ T1925] ? notifier_call_chain (kernel/notifier.c:85) [ 92.094245][ T1925] ? netif_change_name (net/core/dev.c:1495) [ 92.094476][ T1925] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 92.094627][ T1925] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 92.094778][ T1925] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 92.094925][ T1925] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 92.095072][ T1925] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 92.095216][ T1925] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 92.095394][ T1925] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 92.095538][ T1925] ? nla_strscpy (lib/nlattr.c:795) [ 92.095688][ T1925] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 92.095839][ T1925] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 92.095983][ T1925] ? __dev_get_by_name (net/core/dev.c:883) [ 92.096126][ T1925] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 92.096274][ T1925] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 92.096427][ T1925] rtnl_newlink (net/core/rtnetlink.c:4150) [ 92.096573][ T1925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.096720][ T1925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.096864][ T1925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.097008][ T1925] ? mark_usage (kernel/locking/lockdep.c:4674) [ 92.097150][ T1925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.097297][ T1925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.097445][ T1925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.097595][ T1925] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 92.097743][ T1925] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.097886][ T1925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.098028][ T1925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.098171][ T1925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.098311][ T1925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.098461][ T1925] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 92.098611][ T1925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.098767][ T1925] ? netlink_ack (./include/linux/skbuff.h:2718) [ 92.098912][ T1925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 92.099054][ T1925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 92.099197][ T1925] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 92.099342][ T1925] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 92.099490][ T1925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.099642][ T1925] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 92.099794][ T1925] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.099942][ T1925] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 92.100085][ T1925] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 92.100228][ T1925] ? copy_msghdr_from_user (net/socket.c:2635) [ 92.100375][ T1925] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 92.100552][ T1925] ? move_addr_to_kernel (net/socket.c:258) [ 92.100707][ T1925] ___sys_sendmsg (net/socket.c:2752) [ 92.100857][ T1925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.100999][ T1925] ? copy_msghdr_from_user (net/socket.c:2603) [ 92.101150][ T1925] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 92.101294][ T1925] __sys_sendmsg (net/socket.c:2784) [ 92.101443][ T1925] ? __sys_sendmsg_sock (net/socket.c:2765) [ 92.101595][ T1925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.101740][ T1925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.101885][ T1925] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 92.102027][ T1925] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 92.102169][ T1925] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 92.102312][ T1925] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 92.102495][ T1925] RIP: 0033:0x7f905a30908e [ 92.102651][ T1925] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 92.103165][ T1925] RSP: 002b:00007ffccff15b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 92.103390][ T1925] RAX: ffffffffffffffda RBX: 00007ffccff16330 RCX: 00007f905a30908e [ 92.103611][ T1925] RDX: 0000000000000000 RSI: 00007ffccff15c30 RDI: 0000000000000005 [ 92.103834][ T1925] RBP: 00007ffccff15b90 R08: 0000000000000000 R09: 0000000000000000 [ 92.104047][ T1925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00e [ 92.104259][ T1925] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccff16300 | [ 92.139109][ T1926] ------------[ cut here ]------------ | [ 92.139290][ T1926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1926 | [ 92.139763][ T1926] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.140245][ T1926] Tainted: [W]=WARN [ 92.140359][ T1926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.140541][ T1926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.140739][ T1926] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.141244][ T1926] RSP: 0018:ffa000000174efd0 EFLAGS: 00010286 [ 92.141431][ T1926] RAX: 00000000ffffffa6 RBX: ff1100000c67f1c0 RCX: 1ff40000002e9dc0 [ 92.141650][ T1926] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f27c [ 92.141865][ T1926] RBP: ff1100000613a000 R08: 1fe22000018cfe51 R09: ff1100000ffd2e80 [ 92.142079][ T1926] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 92.142291][ T1926] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000613ae44 [ 92.142509][ T1926] FS: 00007fe1b050c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 92.142771][ T1926] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.142948][ T1926] CR2: 00007fe1b07e6cb0 CR3: 000000000e35f004 CR4: 0000000000771ef0 [ 92.143164][ T1926] PKRU: 55555554 [ 92.143271][ T1926] Call Trace: [ 92.143383][ T1926] [ 92.143457][ T1926] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.143605][ T1926] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 92.143756][ T1926] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.143865][ T1926] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 92.144009][ T1926] __dev_notify_flags (net/core/dev.c:9787) [ 92.144151][ T1926] ? notifier_call_chain (kernel/notifier.c:85) [ 92.144295][ T1926] ? netif_change_name (net/core/dev.c:1495) [ 92.144445][ T1926] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 92.144598][ T1926] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 92.144747][ T1926] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 92.144895][ T1926] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 92.145043][ T1926] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 92.145188][ T1926] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 92.145335][ T1926] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 92.145484][ T1926] ? nla_strscpy (lib/nlattr.c:795) [ 92.145632][ T1926] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 92.145781][ T1926] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 92.145923][ T1926] ? __dev_get_by_name (net/core/dev.c:883) [ 92.146063][ T1926] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 92.146211][ T1926] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 92.146365][ T1926] rtnl_newlink (net/core/rtnetlink.c:4150) [ 92.146511][ T1926] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.146658][ T1926] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.146808][ T1926] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.146951][ T1926] ? mark_usage (kernel/locking/lockdep.c:4674) [ 92.147094][ T1926] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.147243][ T1926] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.147392][ T1926] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.147535][ T1926] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 92.147683][ T1926] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.147834][ T1926] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.147978][ T1926] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.148122][ T1926] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.148263][ T1926] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.148414][ T1926] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 92.148559][ T1926] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.148706][ T1926] ? netlink_ack (./include/linux/skbuff.h:2718) [ 92.148858][ T1926] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 92.149001][ T1926] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 92.149145][ T1926] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 92.149289][ T1926] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 92.149437][ T1926] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.149617][ T1926] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 92.149771][ T1926] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.149917][ T1926] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 92.150062][ T1926] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 92.150204][ T1926] ? copy_msghdr_from_user (net/socket.c:2635) [ 92.150352][ T1926] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 92.150547][ T1926] ? move_addr_to_kernel (net/socket.c:258) [ 92.150700][ T1926] ___sys_sendmsg (net/socket.c:2752) [ 92.150849][ T1926] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.150991][ T1926] ? copy_msghdr_from_user (net/socket.c:2603) [ 92.151144][ T1926] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 92.151289][ T1926] __sys_sendmsg (net/socket.c:2784) [ 92.151436][ T1926] ? __sys_sendmsg_sock (net/socket.c:2765) [ 92.151590][ T1926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.151739][ T1926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.151883][ T1926] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 92.152026][ T1926] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 92.152169][ T1926] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 92.152312][ T1926] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 92.152494][ T1926] RIP: 0033:0x7fe1b074608e [ 92.152650][ T1926] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 92.153173][ T1926] RSP: 002b:00007ffdd5d2e4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 92.153399][ T1926] RAX: ffffffffffffffda RBX: 00007ffdd5d2ec70 RCX: 00007fe1b074608e [ 92.153620][ T1926] RDX: 0000000000000000 RSI: 00007ffdd5d2e570 RDI: 0000000000000005 [ 92.153841][ T1926] RBP: 00007ffdd5d2e4d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.154053][ T1926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00e [ 92.154269][ T1926] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd5d2ec40 | [ 92.185582][ T1927] ------------[ cut here ]------------ | [ 92.185765][ T1927] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1927 | [ 92.186028][ T1927] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.186483][ T1927] Tainted: [W]=WARN [ 92.186610][ T1927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.186784][ T1927] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.186963][ T1927] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.187461][ T1927] RSP: 0018:ffa000000143f020 EFLAGS: 00010286 [ 92.187635][ T1927] RAX: 00000000ffffffa6 RBX: ff11000009b03380 RCX: 1ff4000000287dca [ 92.187854][ T1927] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b0343c [ 92.188055][ T1927] RBP: ff110000104a2000 R08: 1fe2200001360689 R09: ff1100000b85ae58 [ 92.188256][ T1927] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 92.188473][ T1927] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 92.188680][ T1927] FS: 00007f78a4388840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.188919][ T1927] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.189087][ T1927] CR2: 000000001029e988 CR3: 0000000010316002 CR4: 0000000000771ef0 [ 92.189288][ T1927] PKRU: 55555554 [ 92.189393][ T1927] Call Trace: [ 92.189492][ T1927] [ 92.189562][ T1927] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.189717][ T1927] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.189849][ T1927] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 92.189991][ T1927] __dev_notify_flags (net/core/dev.c:9787) [ 92.190128][ T1927] ? netif_change_name (net/core/dev.c:1495) [ 92.190261][ T1927] ? __dev_change_flags (net/core/dev.c:9752) [ 92.190400][ T1927] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 92.190532][ T1927] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.190671][ T1927] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 92.190811][ T1927] netif_change_flags (net/core/dev.c:9820) [ 92.190949][ T1927] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 92.191098][ T1927] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 92.191235][ T1927] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 92.191374][ T1927] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 92.191543][ T1927] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 92.191682][ T1927] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.191821][ T1927] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 92.191954][ T1927] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 92.192091][ T1927] ? __kernel_text_address (kernel/extable.c:79) [ 92.192227][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.192366][ T1927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.192499][ T1927] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 92.192641][ T1927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.192780][ T1927] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.192912][ T1927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.193045][ T1927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.193200][ T1927] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 92.193335][ T1927] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 92.193475][ T1927] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 92.193626][ T1927] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 92.193768][ T1927] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 92.193904][ T1927] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 92.194044][ T1927] rtnl_newlink (net/core/rtnetlink.c:4150) [ 92.194181][ T1927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.194328][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.194467][ T1927] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.194620][ T1927] ? mark_usage (kernel/locking/lockdep.c:4674) [ 92.194758][ T1927] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.194894][ T1927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.195027][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.195160][ T1927] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.195295][ T1927] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.195446][ T1927] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.195585][ T1927] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 92.195757][ T1927] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.195889][ T1927] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.196022][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.196159][ T1927] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.196292][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.196431][ T1927] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 92.196567][ T1927] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.196708][ T1927] ? netlink_ack (./include/linux/skbuff.h:2718) [ 92.196855][ T1927] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 92.196987][ T1927] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 92.197566][ T1927] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 92.197739][ T1927] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 92.197880][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.198026][ T1927] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 92.198551][ T1927] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.198691][ T1927] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 92.198834][ T1927] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 92.198967][ T1927] ? copy_msghdr_from_user (net/socket.c:2635) [ 92.199099][ T1927] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 92.199267][ T1927] ? move_addr_to_kernel (net/socket.c:258) [ 92.199408][ T1927] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 92.199542][ T1927] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.199682][ T1927] ___sys_sendmsg (net/socket.c:2752) [ 92.199821][ T1927] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 92.199989][ T1927] ? copy_msghdr_from_user (net/socket.c:2603) [ 92.200154][ T1927] __sys_sendmsg (net/socket.c:2784) [ 92.200288][ T1927] ? __sys_sendmsg_sock (net/socket.c:2765) [ 92.200425][ T1927] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 92.200598][ T1927] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 92.200740][ T1927] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.200875][ T1927] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 92.201008][ T1927] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 92.201143][ T1927] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 92.201276][ T1927] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 92.201479][ T1927] RIP: 0033:0x7f78a45c208e [ 92.201626][ T1927] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 92.202111][ T1927] RSP: 002b:00007ffd7f523ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 92.202314][ T1927] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f78a45c208e [ 92.202531][ T1927] RDX: 0000000000000000 RSI: 00007ffd7f5240a0 RDI: 0000000000000005 [ 92.202737][ T1927] RBP: 00007ffd7f524000 R08: 0000000000000000 R09: 0000000000000000 [ 92.202936][ T1927] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00e [ 92.203136][ T1927] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7f524770 | [ 92.229333][ T1928] ------------[ cut here ]------------ | [ 92.229553][ T1928] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1928 | [ 92.229888][ T1928] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.230489][ T1928] Tainted: [W]=WARN [ 92.230653][ T1928] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.230880][ T1928] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.231118][ T1928] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.231726][ T1928] RSP: 0018:ffa000000174f020 EFLAGS: 00010286 [ 92.232043][ T1928] RAX: 00000000ffffffa6 RBX: ff1100000c2178c0 RCX: 1ff40000002e9dca [ 92.232365][ T1928] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21797c [ 92.232673][ T1928] RBP: ff1100000613a000 R08: 1fe2200001842f31 R09: ff1100000abf2e58 [ 92.233014][ T1928] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 92.233348][ T1928] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 92.233793][ T1928] FS: 00007f217a064840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 92.234148][ T1928] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.234479][ T1928] CR2: 000000000df21988 CR3: 0000000004f8e005 CR4: 0000000000771ef0 [ 92.234839][ T1928] PKRU: 55555554 [ 92.235057][ T1928] Call Trace: [ 92.235265][ T1928] [ 92.235472][ T1928] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.235681][ T1928] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.235876][ T1928] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 92.236062][ T1928] __dev_notify_flags (net/core/dev.c:9787) [ 92.236249][ T1928] ? netif_change_name (net/core/dev.c:1495) [ 92.236450][ T1928] ? __dev_change_flags (net/core/dev.c:9752) [ 92.236648][ T1928] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 92.236844][ T1928] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.237032][ T1928] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 92.237221][ T1928] netif_change_flags (net/core/dev.c:9820) [ 92.237423][ T1928] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 92.237614][ T1928] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 92.237866][ T1928] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 92.238056][ T1928] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 92.238275][ T1928] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 92.238474][ T1928] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.238673][ T1928] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 92.238901][ T1928] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 92.239100][ T1928] ? __kernel_text_address (kernel/extable.c:79) [ 92.239284][ T1928] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.239486][ T1928] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.239685][ T1928] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 92.239882][ T1928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.240071][ T1928] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.240256][ T1928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.240461][ T1928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.240659][ T1928] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 92.240854][ T1928] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 92.241042][ T1928] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 92.241229][ T1928] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 92.241447][ T1928] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 92.241649][ T1928] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 92.241847][ T1928] rtnl_newlink (net/core/rtnetlink.c:4150) [ 92.242034][ T1928] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.242218][ T1928] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.242416][ T1928] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.242607][ T1928] ? mark_usage (kernel/locking/lockdep.c:4674) [ 92.242803][ T1928] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.242990][ T1928] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.243172][ T1928] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.243374][ T1928] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.243575][ T1928] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.243800][ T1928] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 92.243986][ T1928] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 92.244171][ T1928] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.244368][ T1928] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.244553][ T1928] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.244758][ T1928] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.244944][ T1928] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 92.245133][ T1928] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 92.245362][ T1928] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 92.245548][ T1928] ? netlink_ack (./include/linux/skbuff.h:2718) [ 92.245763][ T1928] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 92.245959][ T1928] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 92.246145][ T1928] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 92.246333][ T1928] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 92.246534][ T1928] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 92.246741][ T1928] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 92.246930][ T1928] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.247142][ T1928] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 92.247329][ T1928] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 92.247530][ T1928] ? copy_msghdr_from_user (net/socket.c:2635) [ 92.247726][ T1928] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 92.247951][ T1928] ? move_addr_to_kernel (net/socket.c:258) [ 92.248138][ T1928] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 92.248322][ T1928] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 92.248524][ T1928] ___sys_sendmsg (net/socket.c:2752) [ 92.248718][ T1928] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 92.248946][ T1928] ? copy_msghdr_from_user (net/socket.c:2603) [ 92.249145][ T1928] __sys_sendmsg (net/socket.c:2784) [ 92.249334][ T1928] ? __sys_sendmsg_sock (net/socket.c:2765) [ 92.249534][ T1928] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 92.249778][ T1928] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 92.249967][ T1928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.250152][ T1928] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 92.250336][ T1928] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 92.250533][ T1928] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 92.250741][ T1928] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 92.250960][ T1928] RIP: 0033:0x7f217a29e08e [ 92.251149][ T1928] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 92.251695][ T1928] RSP: 002b:00007ffef94c2d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 92.251955][ T1928] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f217a29e08e [ 92.252206][ T1928] RDX: 0000000000000000 RSI: 00007ffef94c2dd0 RDI: 0000000000000005 [ 92.252465][ T1928] RBP: 00007ffef94c2d30 R08: 0000000000000000 R09: 0000000000000000 [ 92.252724][ T1928] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00e [ 92.252983][ T1928] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef94c34a0 | [ 92.657367][ T12] ------------[ cut here ]------------ | [ 92.657620][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 92.658014][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.658744][ T12] Tainted: [W]=WARN [ 92.658894][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.659147][ T12] Workqueue: netns cleanup_net [ 92.659366][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.659627][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.660337][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 92.660601][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a3c0 RCX: 1ff4000000018ec7 [ 92.660892][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a47c [ 92.661183][ T12] RBP: ff110000104a2000 R08: 1fe22000004f1491 R09: ff11000001aed1d0 [ 92.661482][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 92.661783][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 92.662077][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.662426][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.662676][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 92.662981][ T12] PKRU: 55555554 [ 92.663130][ T12] Call Trace: [ 92.663279][ T12] [ 92.663395][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.663601][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.663758][ T12] netif_close_many (net/core/dev.c:1804) [ 92.663962][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 92.664163][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 92.664420][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 92.664667][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 92.664874][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.665119][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.665313][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.665525][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.665721][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.665918][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.666108][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.666308][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.666520][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.666710][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.666913][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.667115][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.667310][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.667520][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.667717][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.667926][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.668131][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.668368][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.668590][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.668804][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.669004][ T12] kthread (kernel/kthread.c:436) [ 92.669156][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.669415][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.669613][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.669821][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.670071][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.670272][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.670484][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.674128][ T12] ------------[ cut here ]------------ | [ 92.674320][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 92.674910][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.675608][ T12] Tainted: [W]=WARN [ 92.675760][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.676004][ T12] Workqueue: netns cleanup_net [ 92.676202][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.676458][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.677135][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.677378][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236200 RCX: 1ff4000000018eed [ 92.677664][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2362bc [ 92.677943][ T12] RBP: ff1100000fe29000 R08: 1fe2200001646c59 R09: ff11000001aed1d0 [ 92.678220][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 92.678516][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.678807][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.679138][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.679380][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 92.679667][ T12] PKRU: 55555554 [ 92.679815][ T12] Call Trace: [ 92.679958][ T12] [ 92.680062][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.680299][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.680542][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.680734][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.680919][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.681106][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.681304][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.681511][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.681701][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.681889][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.682085][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.682272][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.682470][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.682672][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.682868][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.683056][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.683250][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.683446][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.683643][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.683848][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.684041][ T12] kthread (kernel/kthread.c:436) [ 92.684184][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.684430][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.684630][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.684825][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.685057][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.685239][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.685433][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.691401][ T12] ------------[ cut here ]------------ | [ 92.691639][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 92.692026][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.692744][ T12] Tainted: [W]=WARN [ 92.692895][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.693134][ T12] Workqueue: netns cleanup_net [ 92.693333][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.693702][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.694559][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.694806][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2363c0 RCX: 1ff4000000018eed [ 92.695172][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23647c [ 92.695546][ T12] RBP: ff1100000feac000 R08: 1fe2200001646c91 R09: ff11000001aed1d0 [ 92.695840][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 92.696120][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.696493][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.696838][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.697086][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 92.697458][ T12] PKRU: 55555554 [ 92.697603][ T12] Call Trace: [ 92.697755][ T12] [ 92.697861][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.698111][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.698433][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.698620][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.698792][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.698914][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.699036][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.699159][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.699282][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.699452][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.699577][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.699774][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.699989][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.700189][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.700468][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.700666][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.700871][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.701048][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.701175][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.701302][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.701471][ T12] kthread (kernel/kthread.c:436) [ 92.701564][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.701738][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.701860][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.701983][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.702134][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.702256][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.702427][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.705560][ T12] ------------[ cut here ]------------ | [ 92.705749][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 92.706043][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.706602][ T12] Tainted: [W]=WARN [ 92.706763][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.706966][ T12] Workqueue: netns cleanup_net [ 92.707147][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.707372][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.707878][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.708081][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236e40 RCX: 1ff4000000018eed [ 92.708312][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b236efc [ 92.708560][ T12] RBP: ff1100000e04c000 R08: 1fe2200001646de1 R09: ff11000001aed1d0 [ 92.708815][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 92.709049][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.709282][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 92.709562][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.709792][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 92.710025][ T12] PKRU: 55555554 [ 92.710165][ T12] Call Trace: [ 92.710305][ T12] [ 92.710435][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.710668][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.710880][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.711055][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.711230][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.711417][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.711593][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.711779][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.711959][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.712132][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.712308][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.712500][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.712683][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.712868][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.713041][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.713217][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.713410][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.713592][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.713794][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.714019][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.714191][ T12] kthread (kernel/kthread.c:436) [ 92.714336][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.714565][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.714755][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.714970][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.715179][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.715367][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.715546][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.718133][ T12] ------------[ cut here ]------------ | [ 92.718302][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 92.718607][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.719152][ T12] Tainted: [W]=WARN [ 92.719292][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.719510][ T12] Workqueue: netns cleanup_net [ 92.719701][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.719921][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.720418][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.720630][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcaf1c0 RCX: 1ff4000000018eed [ 92.720867][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf27c [ 92.721133][ T12] RBP: ff1100000e961000 R08: 1fe2200001795e51 R09: ff11000001aed1d0 [ 92.721384][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 92.721626][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.721902][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 92.722168][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.722387][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 92.722630][ T12] PKRU: 55555554 [ 92.722777][ T12] Call Trace: [ 92.722919][ T12] [ 92.723065][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.723274][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.723489][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.723676][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.723859][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.724033][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.724209][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.724403][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.724586][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.724772][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.724950][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.725126][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.725299][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.725566][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.725764][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.725941][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.726119][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.726292][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.726487][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.726761][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.726941][ T12] kthread (kernel/kthread.c:436) [ 92.727087][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.727453][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.727644][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.727930][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.728229][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.728497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.728791][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.734130][ T12] ------------[ cut here ]------------ | [ 92.734385][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 92.734950][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.735883][ T12] Tainted: [W]=WARN [ 92.736026][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.736229][ T12] Workqueue: netns cleanup_net [ 92.736507][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.736772][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.737256][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.737481][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783380 RCX: 1ff4000000018eed [ 92.737854][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078343c [ 92.738095][ T12] RBP: ff1100000febc000 R08: 1fe22000020f0689 R09: ff11000001aed1d0 [ 92.738326][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 92.738682][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.738927][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 92.739192][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.739490][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 92.739747][ T12] PKRU: 55555554 [ 92.739892][ T12] Call Trace: [ 92.740040][ T12] [ 92.740153][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.740385][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.740595][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.740863][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.741038][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.741215][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.741402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.741694][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.741882][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.742059][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.742270][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.742497][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.742682][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.742870][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.743047][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.743297][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.743498][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.743684][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.743873][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.744054][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.744228][ T12] kthread (kernel/kthread.c:436) [ 92.744386][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.744596][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.744794][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.744971][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.745182][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.745379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.745558][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.750767][ T12] ------------[ cut here ]------------ | [ 92.750955][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.751215][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.751681][ T12] Tainted: [W]=WARN [ 92.751780][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.751930][ T12] Workqueue: netns cleanup_net [ 92.752058][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.752218][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.752666][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.752831][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782ac0 RCX: 1ff4000000018eed [ 92.753011][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782b7c [ 92.753191][ T12] RBP: ff11000006061000 R08: 1fe22000020f0571 R09: ff11000001aed1d0 [ 92.753378][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.753558][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.753749][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.753960][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.754111][ T12] CR2: 000055f6a15ced5c CR3: 000000000933b003 CR4: 0000000000771ef0 [ 92.754290][ T12] PKRU: 55555554 [ 92.754389][ T12] Call Trace: [ 92.754481][ T12] [ 92.754544][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.754720][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.754876][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.754996][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.755117][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.755237][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.755363][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.755487][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.755617][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.755741][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.755945][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.756067][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.756188][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.756397][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.756611][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.756742][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.756926][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.757052][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.757304][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.757461][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.757658][ T12] kthread (kernel/kthread.c:436) [ 92.757763][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.757915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.758035][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.758156][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.758309][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.758443][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.758568][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.761328][ T12] ------------[ cut here ]------------ | [ 92.761516][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.761776][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.762265][ T12] Tainted: [W]=WARN [ 92.762376][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.762534][ T12] Workqueue: netns cleanup_net [ 92.762681][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.762901][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.763472][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.763713][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c1783c0 RCX: 1ff4000000018eed [ 92.764026][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17847c [ 92.764322][ T12] RBP: ff1100000cebc000 R08: 1fe220000182f091 R09: ff11000001aed1d0 [ 92.764640][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.764978][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.765176][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.765465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.765693][ T12] CR2: 000055f6a15ced5c CR3: 000000000933b003 CR4: 0000000000771ef0 [ 92.765996][ T12] PKRU: 55555554 [ 92.766155][ T12] Call Trace: [ 92.766289][ T12] [ 92.766387][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.766548][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.766747][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.766868][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.766991][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.767108][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.767228][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.767358][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.767480][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.767610][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.767747][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.767873][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.768037][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.768180][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.768387][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.768597][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.768824][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.768989][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.769114][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.769239][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.769375][ T12] kthread (kernel/kthread.c:436) [ 92.769468][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.769694][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.769899][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.770108][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.770376][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.770536][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.770696][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.773425][ T12] ------------[ cut here ]------------ | [ 92.773671][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.774061][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.774527][ T12] Tainted: [W]=WARN [ 92.774684][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.774902][ T12] Workqueue: netns cleanup_net [ 92.775029][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.775195][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.775724][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.775887][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179700 RCX: 1ff4000000018eed [ 92.776065][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1797bc [ 92.776245][ T12] RBP: ff1100000a0a4000 R08: 1fe220000182f2f9 R09: ff11000001aed1d0 [ 92.776480][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.776734][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.776914][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.777122][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.777275][ T12] CR2: 000055f6a15ced5c CR3: 000000000933b003 CR4: 0000000000771ef0 [ 92.777510][ T12] PKRU: 55555554 [ 92.777607][ T12] Call Trace: [ 92.777696][ T12] [ 92.777767][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.777920][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.778068][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.778188][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.778315][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.778484][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.778622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.778768][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.778890][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.779009][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.779132][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.779257][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.779427][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.779551][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.779677][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.779809][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.779934][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.780053][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.780181][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.780310][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.780478][ T12] kthread (kernel/kthread.c:436) [ 92.780568][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.780731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.780851][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.780976][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.781126][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.781248][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.781417][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.786616][ T12] ------------[ cut here ]------------ | [ 92.786847][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.787165][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.787641][ T12] Tainted: [W]=WARN [ 92.787740][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.787934][ T12] Workqueue: netns cleanup_net [ 92.788076][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.788296][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.789769][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.789938][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179e00 RCX: 1ff4000000018eed [ 92.790123][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c179ebc [ 92.790303][ T12] RBP: ff11000006271000 R08: 1fe220000182f3d9 R09: ff11000001aed1d0 [ 92.790537][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.790723][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.790909][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.791234][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.791442][ T12] CR2: 000055f6a15ced5c CR3: 000000000933b003 CR4: 0000000000771ef0 [ 92.791639][ T12] PKRU: 55555554 [ 92.791738][ T12] Call Trace: [ 92.791834][ T12] [ 92.791898][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.792053][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.792203][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.792328][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.792502][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.792678][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.792814][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.792939][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.793061][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.793182][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.793305][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.793489][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.793618][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.793742][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.793862][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.793985][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.794111][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.794233][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.794409][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.794536][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.794660][ T12] kthread (kernel/kthread.c:436) [ 92.794771][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.794927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.795048][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.795169][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.795327][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.795496][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.795641][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.806271][ T12] ------------[ cut here ]------------ | [ 92.806422][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 92.806684][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.807131][ T12] Tainted: [W]=WARN [ 92.807221][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.807379][ T12] Workqueue: netns cleanup_net [ 92.807513][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.807683][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.808126][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.808283][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179a80 RCX: 1ff4000000018eed [ 92.808471][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c179b3c [ 92.808660][ T12] RBP: ff110000104a2000 R08: 1fe220000182f369 R09: ff11000001aed1d0 [ 92.808848][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 92.809030][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.809215][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.809437][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.809595][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 92.809782][ T12] PKRU: 55555554 [ 92.809872][ T12] Call Trace: [ 92.809962][ T12] [ 92.810025][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.810181][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.810330][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.810456][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.810584][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.810706][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.810845][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.810968][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.811091][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.811212][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.811336][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.811463][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.811587][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.811710][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.811837][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.811960][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.812084][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.812206][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.812330][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.812468][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.812593][ T12] kthread (kernel/kthread.c:436) [ 92.812684][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.812841][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.812963][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.813084][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.813235][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.813359][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.813480][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.831145][ T12] ------------[ cut here ]------------ | [ 92.831987][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 92.832405][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.833134][ T12] Tainted: [W]=WARN [ 92.833285][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.833553][ T12] Workqueue: netns cleanup_net [ 92.833777][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.834043][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.834792][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 92.835049][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984ac0 RCX: 1ff4000000018eaf [ 92.835358][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984b7c [ 92.835658][ T12] RBP: ff1100000ea81000 R08: 1fe2200001930971 R09: ff11000001aed1d0 [ 92.835936][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 92.836130][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea84000 [ 92.836320][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.836558][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.836816][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 92.837125][ T12] PKRU: 55555554 [ 92.837276][ T12] Call Trace: [ 92.837444][ T12] [ 92.837554][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.837768][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.837925][ T12] netif_close_many (net/core/dev.c:1804) [ 92.838129][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.838296][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.838437][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.838598][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 92.838746][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 92.838922][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 92.839085][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.839215][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.839388][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.839518][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.839657][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 92.839831][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 92.839976][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 92.840182][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.840326][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 92.840556][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 92.840775][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 92.840982][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.841197][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.841395][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.841585][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.841781][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.841993][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.842188][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.842406][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.842619][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.842837][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.843051][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.843263][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.843477][ T12] kthread (kernel/kthread.c:436) [ 92.843636][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.843904][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.844110][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.844318][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.844588][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.844796][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.845004][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.847740][ T12] ------------[ cut here ]------------ | [ 92.847869][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 92.848118][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.849088][ T12] Tainted: [W]=WARN [ 92.849187][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.849345][ T12] Workqueue: netns cleanup_net [ 92.849488][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.849659][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.850117][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 92.850278][ T12] RAX: 00000000ffffffa6 RBX: ff1100001278e900 RCX: 1ff4000000018eaf [ 92.850477][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001278e9bc [ 92.850721][ T12] RBP: ff1100000ea84000 R08: 1fe22000024f1d39 R09: ff11000001aed1d0 [ 92.851028][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 92.851222][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 92.851417][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.851653][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.851823][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 92.852018][ T12] PKRU: 55555554 [ 92.852112][ T12] Call Trace: [ 92.852206][ T12] [ 92.852273][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.852406][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 92.852536][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.852638][ T12] netif_close_many (net/core/dev.c:1804) [ 92.852771][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.852895][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.853021][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.853148][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 92.853274][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 92.853439][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 92.853604][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.853736][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.853892][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.854023][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.854149][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 92.854305][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 92.854439][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 92.854567][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.854772][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 92.854932][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 92.855066][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 92.855195][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.855320][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.855455][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.855587][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.855714][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.855847][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.855973][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.856139][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.856343][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.856550][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.856761][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.856970][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.857172][ T12] kthread (kernel/kthread.c:436) [ 92.857322][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.857588][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.857796][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.857997][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.858248][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.858457][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.858654][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.861096][ T12] ------------[ cut here ]------------ | [ 92.861243][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 92.861498][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.862008][ T12] Tainted: [W]=WARN [ 92.862101][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.862254][ T12] Workqueue: netns cleanup_net [ 92.862866][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.863028][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.863519][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 92.863677][ T12] RAX: 00000000ffffffa6 RBX: ff1100001278fe00 RCX: 1ff4000000018ed5 [ 92.863865][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001278febc [ 92.864049][ T12] RBP: ff1100000ea81000 R08: 1fe22000024f1fd9 R09: ff11000001aed1d0 [ 92.864236][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 92.864470][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.864664][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 92.864884][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.865094][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 92.865279][ T12] PKRU: 55555554 [ 92.865420][ T12] Call Trace: [ 92.865512][ T12] [ 92.865577][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.865829][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.866072][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.866267][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.866582][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 92.866837][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 92.866963][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.867087][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 92.867212][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 92.867338][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 92.867569][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.867697][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.867828][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.867950][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.868070][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.868195][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.868316][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.868548][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.868680][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.868807][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.868933][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.869060][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.869183][ T12] kthread (kernel/kthread.c:436) [ 92.869275][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.869532][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.869687][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.869818][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.869968][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.870089][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.870213][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.882440][ T12] ------------[ cut here ]------------ | [ 92.882693][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.882947][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.883402][ T12] Tainted: [W]=WARN [ 92.883495][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.883714][ T12] Workqueue: netns cleanup_net [ 92.883854][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.884071][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.884587][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 92.884762][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be040 RCX: 1ff4000000018ed5 [ 92.884949][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be0fc [ 92.885133][ T12] RBP: ff1100000ea84000 R08: 1fe2200001ad7c21 R09: ff11000001aed1d0 [ 92.885310][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.885500][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.885756][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.885976][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.886184][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 92.886441][ T12] PKRU: 55555554 [ 92.886538][ T12] Call Trace: [ 92.886692][ T12] [ 92.886779][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.886937][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.887089][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.887214][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.887334][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 92.887506][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 92.887634][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.887767][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 92.887888][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 92.888012][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 92.888136][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.888258][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.888390][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.888512][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.888689][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.888828][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.888951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.889129][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.889314][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.889456][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.889623][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.889785][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.889910][ T12] kthread (kernel/kthread.c:436) [ 92.890002][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.890156][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.890279][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.890415][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.890572][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.890793][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.890926][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.893607][ T12] ------------[ cut here ]------------ | [ 92.893796][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.894041][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.894494][ T12] Tainted: [W]=WARN [ 92.894593][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.894774][ T12] Workqueue: netns cleanup_net [ 92.894903][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.895061][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.895513][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 92.895671][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32c80 RCX: 1ff4000000018ed5 [ 92.895858][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32d3c [ 92.896096][ T12] RBP: ff11000010271000 R08: 1fe22000019c65a9 R09: ff11000001aed1d0 [ 92.896280][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.896481][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.896669][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.896889][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.897041][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 92.897231][ T12] PKRU: 55555554 [ 92.897321][ T12] Call Trace: [ 92.897420][ T12] [ 92.897487][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.897659][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.897817][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.897938][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.898060][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 92.898263][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 92.898418][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 92.898543][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 92.898702][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 92.898849][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 92.898973][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.899093][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.899221][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.899343][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.899473][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.899598][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.899720][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.899849][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.899974][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.900094][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.900220][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.900356][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.900479][ T12] kthread (kernel/kthread.c:436) [ 92.900570][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.900731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.900854][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.900976][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.901126][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.901247][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.901377][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.940972][ T1960] ------------[ cut here ]------------ | [ 92.941155][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1960 | [ 92.941907][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.942363][ T1960] Tainted: [W]=WARN [ 92.942465][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.942640][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.942819][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.943292][ T1960] RSP: 0018:ffa00000017afa80 EFLAGS: 00010286 [ 92.943469][ T1960] RAX: 00000000ffffffa6 RBX: ff110000028ff380 RCX: 1ff40000002f5f16 [ 92.943676][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff43c [ 92.943883][ T1960] RBP: ff1100000edec000 R08: 1fe220000051fe89 R09: ff1100000c2a5180 [ 92.944081][ T1960] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 92.944283][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edec000 [ 92.944496][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 92.944742][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.944911][ T1960] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 92.945113][ T1960] PKRU: 55555554 [ 92.945212][ T1960] Call Trace: [ 92.945311][ T1960] [ 92.945386][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.945525][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 92.945662][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.945769][ T1960] register_netdevice (net/core/dev.c:11488) [ 92.945906][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 92.946073][ T1960] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 92.946207][ T1960] register_netdev (net/core/dev.c:11552) [ 92.946340][ T1960] loopback_net_init (drivers/net/loopback.c:218) [ 92.946482][ T1960] ops_init (net/core/net_namespace.c:137) [ 92.946592][ T1960] setup_net (net/core/net_namespace.c:446) [ 92.946693][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 92.946832][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 92.946968][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 92.947105][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 92.947241][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 92.947382][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 92.947517][ T1960] ksys_unshare (kernel/fork.c:3243) [ 92.947658][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 92.947801][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 92.947935][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 92.948070][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 92.948206][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 92.948338][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 92.948486][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 92.948627][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 92.948765][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 92.948899][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 92.949064][ T1960] RIP: 0033:0x7ffb19c01bcb [ 92.949205][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 92.949695][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 92.949903][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 92.950100][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 92.950305][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 92.950511][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 92.950722][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 92.952648][ T12] ------------[ cut here ]------------ | [ 92.952826][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.953069][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.953570][ T12] Tainted: [W]=WARN [ 92.953699][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.953918][ T12] Workqueue: netns cleanup_net [ 92.954085][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.954282][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.954886][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 92.955050][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a200 RCX: 1ff4000000018ec7 [ 92.955234][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a2bc [ 92.955426][ T12] RBP: ff1100000613a000 R08: 1fe22000018af459 R09: ff11000001aed1d0 [ 92.955780][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 92.955962][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 92.956147][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.956373][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.956534][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 92.956730][ T12] PKRU: 55555554 [ 92.956825][ T12] Call Trace: [ 92.956918][ T12] [ 92.956990][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 92.957119][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 92.957213][ T12] netif_close_many (net/core/dev.c:1804) [ 92.957337][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 92.957475][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 92.957642][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 92.957803][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 92.957926][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.958086][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.958212][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.958341][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.958477][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.958645][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.958799][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.958927][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.959054][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.959233][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.959432][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.959650][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.959879][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.960099][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.960330][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.960557][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.960766][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.960902][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.961034][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.961214][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.961386][ T12] kthread (kernel/kthread.c:436) [ 92.961482][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.961658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.961787][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.961910][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.962064][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.962191][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.962321][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.964533][ T12] ------------[ cut here ]------------ | [ 92.964698][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.964944][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.965441][ T12] Tainted: [W]=WARN [ 92.965535][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.965692][ T12] Workqueue: netns cleanup_net [ 92.965829][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.965984][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.966465][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.966621][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0900 RCX: 1ff4000000018eed [ 92.966809][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a09bc [ 92.966988][ T12] RBP: ff110000093a4000 R08: 1fe2200002514139 R09: ff11000001aed1d0 [ 92.967165][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.967398][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.967582][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.967808][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.967959][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 92.968146][ T12] PKRU: 55555554 [ 92.968234][ T12] Call Trace: [ 92.968326][ T12] [ 92.968439][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.968602][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.968766][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.968887][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.969010][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.969131][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.969252][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.969425][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.969549][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.969673][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.969800][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.969922][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.970043][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.970166][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.970286][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.970427][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.970550][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.970677][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.970813][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.970937][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.971057][ T12] kthread (kernel/kthread.c:436) [ 92.971149][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.971300][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.971426][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.971548][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.971707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.971831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.971952][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.974242][ T12] ------------[ cut here ]------------ | [ 92.974927][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 92.975170][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.975651][ T12] Tainted: [W]=WARN [ 92.975746][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.975897][ T12] Workqueue: netns cleanup_net [ 92.976022][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.976177][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.976684][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.976842][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000018eed [ 92.977020][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 92.977202][ T12] RBP: ff11000009c19000 R08: 1fe2200002514021 R09: ff11000001aed1d0 [ 92.977428][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 92.977616][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.977801][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 92.978011][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.978161][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 92.978344][ T12] PKRU: 55555554 [ 92.978491][ T12] Call Trace: [ 92.978589][ T12] [ 92.978654][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.978814][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.978963][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.979085][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.979206][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.979329][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.979498][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.979633][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.979761][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.979884][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.980008][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.980129][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.980248][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.980420][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.980541][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.980667][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.980795][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.980923][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.981046][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.981170][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.981289][ T12] kthread (kernel/kthread.c:436) [ 92.981427][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.981580][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.981704][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.981831][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.981982][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.982103][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.982224][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.985415][ T12] ------------[ cut here ]------------ | [ 92.985555][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 92.985811][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.986253][ T12] Tainted: [W]=WARN [ 92.986344][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.986505][ T12] Workqueue: netns cleanup_net [ 92.986636][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.986800][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.987235][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.987404][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a130040 RCX: 1ff4000000018eed [ 92.987594][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1300fc [ 92.987783][ T12] RBP: ff11000008dac000 R08: 1fe2200001426021 R09: ff11000001aed1d0 [ 92.987964][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 92.988150][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.988341][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 92.988568][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.988723][ T12] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 92.988909][ T12] PKRU: 55555554 [ 92.988999][ T12] Call Trace: [ 92.989090][ T12] [ 92.989157][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.989318][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.989476][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.989600][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.989722][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.989847][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.989969][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.990092][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.990216][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.990336][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.990466][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.990593][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.990714][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 92.990843][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 92.990963][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 92.991087][ T12] process_one_work (kernel/workqueue.c:3314) [ 92.991215][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 92.991335][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 92.991469][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 92.991598][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 92.991719][ T12] kthread (kernel/kthread.c:436) [ 92.991817][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.991972][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.992100][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.992225][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 92.992384][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.992506][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 92.992633][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.994695][ T12] ------------[ cut here ]------------ | [ 92.994820][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 92.995058][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 92.995501][ T12] Tainted: [W]=WARN [ 92.995595][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.995753][ T12] Workqueue: netns cleanup_net [ 92.995880][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 92.996040][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 92.996479][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 92.996639][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a130580 RCX: 1ff4000000018eed [ 92.996828][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13063c [ 92.997010][ T12] RBP: ff1100000ee61000 R08: 1fe22000014260c9 R09: ff11000001aed1d0 [ 92.997190][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 92.997377][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 92.997558][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 92.997778][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.997930][ T12] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 92.998112][ T12] PKRU: 55555554 [ 92.998200][ T12] Call Trace: [ 92.998289][ T12] [ 92.998357][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 92.998510][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 92.998666][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 92.998792][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 92.998914][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 92.999033][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 92.999153][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.999278][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 92.999407][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 92.999529][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 92.999658][ T12] cleanup_net (net/core/net_namespace.c:702) [ 92.999791][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.999912][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.000034][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.000156][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.000277][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.000409][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.000534][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.000662][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.000792][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.000913][ T12] kthread (kernel/kthread.c:436) [ 93.001004][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.001155][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.001277][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.001404][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.001557][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.001681][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.001806][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.004072][ T12] ------------[ cut here ]------------ | [ 93.004192][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 93.005310][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.005767][ T12] Tainted: [W]=WARN [ 93.005859][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.006009][ T12] Workqueue: netns cleanup_net [ 93.006135][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.006291][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.006739][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.006891][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fa80 RCX: 1ff4000000018eed [ 93.007069][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2fb3c [ 93.007248][ T12] RBP: ff110000091f1000 R08: 1fe2200001f65f69 R09: ff11000001aed1d0 [ 93.007438][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.007626][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.007812][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.008021][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.008177][ T12] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.008370][ T12] PKRU: 55555554 [ 93.008461][ T12] Call Trace: [ 93.008552][ T12] [ 93.008622][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.011352][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.011506][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.011633][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.011763][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.011882][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.012004][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.012127][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.012248][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.012373][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.012497][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.012622][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.012750][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.012872][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.012991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.013116][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.013241][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.013365][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.013492][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.013626][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.013751][ T12] kthread (kernel/kthread.c:436) [ 93.013843][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.013993][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.014118][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.014242][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.014399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.014522][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.014648][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.016902][ T12] ------------[ cut here ]------------ | [ 93.017022][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 93.017261][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.018221][ T12] Tainted: [W]=WARN [ 93.018311][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.018515][ T12] Workqueue: netns cleanup_net [ 93.018644][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.018811][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.019243][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.019447][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fc40 RCX: 1ff4000000018eed [ 93.019636][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2fcfc [ 93.019819][ T12] RBP: ff11000010064000 R08: 1fe2200001f65fa1 R09: ff11000001aed1d0 [ 93.019997][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.020178][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.020405][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.020620][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.020775][ T12] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.020956][ T12] PKRU: 55555554 [ 93.021047][ T12] Call Trace: [ 93.021137][ T12] [ 93.021200][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.021405][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.021556][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.021680][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.021812][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.021932][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.022058][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.022180][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.022301][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.022470][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.022596][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.022723][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.022852][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.022974][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.023094][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.023220][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.023394][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.023516][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.023646][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.023776][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.023898][ T12] kthread (kernel/kthread.c:436) [ 93.023989][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.024141][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.024263][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.024434][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.024591][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.024713][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.024839][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.032417][ T12] ------------[ cut here ]------------ | [ 93.032595][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.032844][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.033291][ T12] Tainted: [W]=WARN [ 93.033389][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.033549][ T12] Workqueue: netns cleanup_net [ 93.033678][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.033844][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.034282][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.034443][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa298c0 RCX: 1ff4000000018eed [ 93.034625][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2997c [ 93.034813][ T12] RBP: ff110000103d4000 R08: 1fe2200001f45331 R09: ff11000001aed1d0 [ 93.034994][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.035173][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.035364][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.035580][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.035740][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.035922][ T12] PKRU: 55555554 [ 93.036012][ T12] Call Trace: [ 93.036103][ T12] [ 93.036167][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.036323][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.036476][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.036603][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.036728][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.036848][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.036971][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.037094][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.037217][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.037336][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.037467][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.037593][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.037713][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.037840][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.037960][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.038083][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.038208][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.038328][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.038461][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.038592][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.038712][ T12] kthread (kernel/kthread.c:436) [ 93.038809][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.038958][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.039079][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.039200][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.039358][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.039486][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.039616][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.047486][ T12] ------------[ cut here ]------------ | [ 93.047658][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.047903][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.048328][ T12] Tainted: [W]=WARN [ 93.048423][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.048577][ T12] Workqueue: netns cleanup_net [ 93.048713][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.048964][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.049391][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.049541][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1871c0 RCX: 1ff4000000018eed [ 93.049737][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18727c [ 93.049922][ T12] RBP: ff110000061c4000 R08: 1fe2200001430e51 R09: ff11000001aed1d0 [ 93.050099][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.050284][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.050473][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.050688][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.050847][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.051029][ T12] PKRU: 55555554 [ 93.051119][ T12] Call Trace: [ 93.051207][ T12] [ 93.051270][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.051426][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.051578][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.051704][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.051829][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.051950][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.052071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.052191][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.052315][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.052441][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.052566][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.052694][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.052820][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.052949][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.053069][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.053190][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.053365][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.053489][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.053621][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.053751][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.053870][ T12] kthread (kernel/kthread.c:436) [ 93.053961][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.054110][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.054228][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.054354][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.054506][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.054632][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.054758][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.056808][ T12] ------------[ cut here ]------------ | [ 93.056927][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.057167][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.057599][ T12] Tainted: [W]=WARN [ 93.057691][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.057846][ T12] Workqueue: netns cleanup_net [ 93.057970][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.058126][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.058560][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.058713][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1863c0 RCX: 1ff4000000018eed [ 93.058895][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18647c [ 93.059073][ T12] RBP: ff1100000fad4000 R08: 1fe2200001430c91 R09: ff11000001aed1d0 [ 93.059252][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.059437][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.059621][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.059837][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.059986][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.060173][ T12] PKRU: 55555554 [ 93.060264][ T12] Call Trace: [ 93.060359][ T12] [ 93.060423][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.060577][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.060740][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.060861][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.060983][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.061102][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.061222][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.061344][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.061472][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.061594][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.061718][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.061845][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.061967][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.062087][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.062209][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.062329][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.062459][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.062583][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.062710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.062852][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.062975][ T12] kthread (kernel/kthread.c:436) [ 93.063066][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.063212][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.063333][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.063460][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.063616][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.063741][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.063865][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.066201][ T12] ------------[ cut here ]------------ | [ 93.066325][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.066565][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.066998][ T12] Tainted: [W]=WARN [ 93.067092][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.067246][ T12] Workqueue: netns cleanup_net [ 93.067381][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.067538][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.067992][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.068145][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe900 RCX: 1ff4000000018eed [ 93.068323][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe9bc [ 93.068508][ T12] RBP: ff1100000613a000 R08: 1fe2200001f77d39 R09: ff11000001aed1d0 [ 93.068691][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.068875][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.069057][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.069305][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.069462][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.069646][ T12] PKRU: 55555554 [ 93.069741][ T12] Call Trace: [ 93.069832][ T12] [ 93.069895][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.070047][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.070197][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.070318][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.070447][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.070566][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.070695][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.070823][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.070944][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.071068][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.071190][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.071310][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.071434][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.071556][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.071680][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.071810][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.071933][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.072056][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.072179][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.072303][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.072426][ T12] kthread (kernel/kthread.c:436) [ 93.072518][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.072678][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.072808][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.072933][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.073083][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.073203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.073323][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.078415][ T1960] ------------[ cut here ]------------ | [ 93.078559][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1960 | [ 93.078832][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.079281][ T1960] Tainted: [W]=WARN [ 93.079390][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.079562][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.079745][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.080225][ T1960] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.080398][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000b636900 RCX: 1ff40000002f5ee9 [ 93.080605][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6369bc [ 93.080810][ T1960] RBP: ff1100000ee31000 R08: 1fe22000016c6d39 R09: ff1100000c2a5180 [ 93.081010][ T1960] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.081208][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee31000 [ 93.081416][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.081661][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.081838][ T1960] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.082052][ T1960] PKRU: 55555554 [ 93.082153][ T1960] Call Trace: [ 93.082254][ T1960] [ 93.082324][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.082465][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.082609][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.082713][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.082856][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.083023][ T1960] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.083188][ T1960] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.083327][ T1960] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.083470][ T1960] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.083615][ T1960] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.083756][ T1960] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.083895][ T1960] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.084034][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.084139][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.084241][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.084381][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.084519][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.084661][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.084804][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.084943][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.085078][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.085214][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.085356][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.085492][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.085633][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.085777][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.085911][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.086046][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.086180][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.086315][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.086458][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.086632][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.086800][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.087281][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.087492][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.087701][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.087907][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.088108][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.088309][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.098227][ T1960] ------------[ cut here ]------------ | [ 93.098379][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1960 | [ 93.098658][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.099114][ T1960] Tainted: [W]=WARN [ 93.099216][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.099395][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.099572][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.100064][ T1960] RSP: 0018:ffa00000017af8f8 EFLAGS: 00010286 [ 93.100234][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000b636c80 RCX: 1ff40000002f5ee5 [ 93.100447][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636d3c [ 93.100656][ T1960] RBP: ff1100000ebc1000 R08: 1fe22000016c6da9 R09: ff1100000c2a5180 [ 93.100864][ T1960] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.101066][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebc1000 [ 93.101271][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.101517][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.101693][ T1960] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.101901][ T1960] PKRU: 55555554 [ 93.102004][ T1960] Call Trace: [ 93.102110][ T1960] [ 93.102180][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.102317][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.102459][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.102564][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.102706][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.102881][ T1960] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.103022][ T1960] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.103165][ T1960] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.103301][ T1960] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.103445][ T1960] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.103589][ T1960] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.103735][ T1960] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 93.103873][ T1960] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 93.104014][ T1960] vti_init_net (net/ipv4/ip_vti.c:517) [ 93.104152][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.104257][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.104366][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.104503][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.104645][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.104790][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.104927][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.105066][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.105204][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.105340][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.105483][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.105626][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.105771][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.105910][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.106045][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.106183][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.106319][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.106460][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.106599][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.106772][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.106915][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.107406][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.107617][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.107826][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.108029][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.108231][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.108448][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.112780][ T1960] ------------[ cut here ]------------ | [ 93.112926][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1960 | [ 93.113196][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.113664][ T1960] Tainted: [W]=WARN [ 93.113772][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.113943][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.114119][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.114620][ T1960] RSP: 0018:ffa00000017afa78 EFLAGS: 00010286 [ 93.114802][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff40000002f5f15 [ 93.115007][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 93.115211][ T1960] RBP: ff1100000ebe4000 R08: 1fe2200001f77ec1 R09: ff1100000c2a5180 [ 93.115425][ T1960] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.115630][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebe4000 [ 93.115849][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.116086][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.116260][ T1960] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.116473][ T1960] PKRU: 55555554 [ 93.116575][ T1960] Call Trace: [ 93.116680][ T1960] [ 93.116757][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.116892][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.117026][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.117130][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.117269][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.117441][ T1960] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.117585][ T1960] register_netdev (net/core/dev.c:11552) [ 93.117723][ T1960] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 93.117868][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.117971][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.118073][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.118210][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.118352][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.118489][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.118630][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.118773][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.118909][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.119045][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.119183][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.119318][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.119461][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.119600][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.119739][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.119873][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.120009][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.120142][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.120280][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.120453][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.120598][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.121080][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.121286][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.121493][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.121695][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.121900][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.122104][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.124084][ T12] ------------[ cut here ]------------ | [ 93.124215][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.124862][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.125311][ T12] Tainted: [W]=WARN [ 93.125412][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.125571][ T12] Workqueue: netns cleanup_net [ 93.125703][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.125879][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.126323][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 93.126486][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26ac0 RCX: 1ff4000000018ed5 [ 93.126675][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26b7c [ 93.126863][ T12] RBP: ff1100000925c000 R08: 1fe22000017a4d71 R09: ff11000001aed1d0 [ 93.127045][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.127228][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.127423][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.127645][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.127804][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.127988][ T12] PKRU: 55555554 [ 93.128081][ T12] Call Trace: [ 93.128174][ T12] [ 93.128239][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.128403][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.128565][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 93.128697][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 93.128826][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.128951][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 93.129074][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 93.129202][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 93.129328][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.129461][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.129592][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.129715][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.129843][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.129969][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.130092][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.130221][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.130356][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.130482][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.130616][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.130750][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.130878][ T12] kthread (kernel/kthread.c:436) [ 93.130972][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.131129][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.131253][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.131383][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.131540][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.131670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.131803][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.137521][ T1960] ------------[ cut here ]------------ | [ 93.137672][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1960 | [ 93.137947][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.138404][ T1960] Tainted: [W]=WARN [ 93.138510][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.138692][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.138874][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.139361][ T1960] RSP: 0018:ffa00000017afa68 EFLAGS: 00010286 [ 93.139539][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff40000002f5f13 [ 93.139754][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 93.139957][ T1960] RBP: ff1100000e2b9000 R08: 1fe22000017a4fd9 R09: ff1100000c2a5180 [ 93.140167][ T1960] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.140374][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2b9000 [ 93.140578][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.140829][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.140999][ T1960] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.141202][ T1960] PKRU: 55555554 [ 93.141303][ T1960] Call Trace: [ 93.141411][ T1960] [ 93.141482][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.141623][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.141764][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.141869][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.142005][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.142179][ T1960] register_netdev (net/core/dev.c:11552) [ 93.142314][ T1960] sit_init_net (net/ipv6/sit.c:1860) [ 93.142469][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.142572][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.142680][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.142821][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.142955][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.143095][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.143233][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.143376][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.143518][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.143659][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.143802][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.143938][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.144078][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.144219][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.144361][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.144496][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.144634][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.144779][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.144914][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.145081][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.145223][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.145716][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.145927][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.146130][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.146333][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.146545][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.146768][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.151680][ T1960] ------------[ cut here ]------------ | [ 93.151831][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1960 | [ 93.152099][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.152555][ T1960] Tainted: [W]=WARN [ 93.152663][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.152840][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.153017][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.153512][ T1960] RSP: 0018:ffa00000017afa78 EFLAGS: 00010286 [ 93.153688][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000cf511c0 RCX: 1ff40000002f5f15 [ 93.153906][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5127c [ 93.154107][ T1960] RBP: ff110000126ac000 R08: 1fe22000019ea251 R09: ff1100000c2a5180 [ 93.154309][ T1960] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.154517][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126ac000 [ 93.154733][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.154971][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.155141][ T1960] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.155359][ T1960] PKRU: 55555554 [ 93.155462][ T1960] Call Trace: [ 93.155564][ T1960] [ 93.155638][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.155779][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.155917][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.156020][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.156159][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.156327][ T1960] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.156471][ T1960] register_netdev (net/core/dev.c:11552) [ 93.156612][ T1960] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 93.156755][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.156859][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.156961][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.157097][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.157239][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.157386][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.157526][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.157668][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.157811][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.157947][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.158082][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.158218][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.158362][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.158507][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.158648][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.158789][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.158928][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.159062][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.159195][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.159372][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.159525][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.160038][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.160248][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.160467][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.160677][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.160888][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.161090][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.165069][ T1960] ------------[ cut here ]------------ | [ 93.165212][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1960 | [ 93.165494][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.165945][ T1960] Tainted: [W]=WARN [ 93.166046][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.166215][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.166397][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.166885][ T1960] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.167067][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000b9e7c40 RCX: 1ff40000002f5ee9 [ 93.167269][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b9e7cfc [ 93.167485][ T1960] RBP: ff1100000f949000 R08: 1fe220000173cfa1 R09: ff1100000c2a5180 [ 93.167694][ T1960] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.167901][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f949000 [ 93.168108][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.168342][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.168517][ T1960] CR2: 00007ffb19b46430 CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.168734][ T1960] PKRU: 55555554 [ 93.168835][ T1960] Call Trace: [ 93.168935][ T1960] [ 93.169005][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.169140][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.169273][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.169385][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.169529][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.169698][ T1960] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.169839][ T1960] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.169972][ T1960] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.170105][ T1960] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.170241][ T1960] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.170381][ T1960] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.170526][ T1960] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.170668][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.170775][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.170877][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.171010][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.171144][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.171280][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.171421][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.171562][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.171708][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.171848][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.171982][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.172117][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.172252][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.172392][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.172528][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.172663][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.172805][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.172940][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.173074][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.173241][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.173387][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.173875][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.174077][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.174276][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.174484][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.174691][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.174900][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.188601][ T1960] ------------[ cut here ]------------ | [ 93.188800][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1960 | [ 93.189119][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.189693][ T1960] Tainted: [W]=WARN [ 93.189853][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.190075][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.190301][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.190857][ T1960] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.191080][ T1960] RAX: 00000000ffffffa6 RBX: ff110000104df540 RCX: 1ff40000002f5ee9 [ 93.191332][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df5fc [ 93.191598][ T1960] RBP: ff110000061f9000 R08: 1fe220000209bec1 R09: ff1100000c2a5180 [ 93.191859][ T1960] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.192112][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061f9000 [ 93.192381][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.192677][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.192907][ T1960] CR2: 000055f6a15ced5c CR3: 000000000d696004 CR4: 0000000000771ef0 [ 93.193167][ T1960] PKRU: 55555554 [ 93.193319][ T1960] Call Trace: [ 93.193483][ T1960] [ 93.193610][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.193806][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.193997][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.194154][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.194343][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.194577][ T1960] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.194782][ T1960] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.194973][ T1960] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.195162][ T1960] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.195363][ T1960] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.195549][ T1960] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.195756][ T1960] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.195945][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.196099][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.196254][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.196454][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.196653][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.196847][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.197039][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.197228][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.197431][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.197622][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.197820][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.198008][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.198193][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.198395][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.198584][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.198786][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.198973][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.199159][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.199361][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.199580][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.199788][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.200321][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.200591][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.200857][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.201111][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.201374][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.201632][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.206662][ T1960] ------------[ cut here ]------------ | [ 93.206854][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1960 | [ 93.207175][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.207756][ T1960] Tainted: [W]=WARN [ 93.207912][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.208130][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.208948][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.209544][ T1960] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.209838][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000ff5b540 RCX: 1ff40000002f5ee9 [ 93.210148][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b5fc [ 93.210469][ T1960] RBP: ff1100000a2dc000 R08: 1fe2200001feb6c1 R09: ff1100000c2a5180 [ 93.210794][ T1960] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.211115][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2dc000 [ 93.211436][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.211802][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.212077][ T1960] CR2: 000055f6a15ced5c CR3: 000000000d696004 CR4: 0000000000771ef0 [ 93.212405][ T1960] PKRU: 55555554 [ 93.212628][ T1960] Call Trace: [ 93.212845][ T1960] [ 93.213023][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.213270][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.213527][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.213757][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.214001][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.214275][ T1960] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.214530][ T1960] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.214792][ T1960] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.215038][ T1960] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.215284][ T1960] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.215542][ T1960] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.215807][ T1960] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.216055][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.216268][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.216473][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.216671][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.216872][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.217065][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.217254][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.217458][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.217657][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.217857][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.218046][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.218233][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.218434][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.218633][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.218831][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.219021][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.219212][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.219414][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.219605][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.219838][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.220033][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.220574][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.220841][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.221094][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.221360][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.221615][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.221875][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.224215][ T12] ------------[ cut here ]------------ | [ 93.224364][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.224625][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.225089][ T12] Tainted: [W]=WARN [ 93.225188][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.225344][ T12] Workqueue: netns cleanup_net [ 93.225740][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.225905][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.226368][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 93.226534][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae3c0 RCX: 1ff4000000018ec7 [ 93.226733][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae47c [ 93.226927][ T12] RBP: ff1100000f912000 R08: 1fe2200001795c91 R09: ff11000001aed1d0 [ 93.227115][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 93.227305][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 93.227503][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.227733][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.227892][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.228085][ T12] PKRU: 55555554 [ 93.228179][ T12] Call Trace: [ 93.228275][ T12] [ 93.228343][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.228485][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.228589][ T12] netif_close_many (net/core/dev.c:1804) [ 93.228719][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 93.228852][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 93.229012][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 93.229170][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.229299][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.229463][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.229594][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.229721][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.229852][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.229984][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.230111][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.230238][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.230371][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.230499][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.230632][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.230766][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.230892][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.231022][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.231149][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.231277][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.231414][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.231541][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.231677][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.231814][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.231943][ T12] kthread (kernel/kthread.c:436) [ 93.232040][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.232197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.232323][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.232455][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.232618][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.232752][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.232885][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.240133][ T12] ------------[ cut here ]------------ | [ 93.240273][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.241122][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.241664][ T12] Tainted: [W]=WARN [ 93.241767][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.241932][ T12] Workqueue: netns cleanup_net [ 93.242069][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.242240][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.242775][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 93.242941][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae200 RCX: 1ff4000000018e80 [ 93.243136][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae2bc [ 93.243332][ T12] RBP: ff110000137c1000 R08: 1fe2200001795c59 R09: ff11000001aed1d0 [ 93.243592][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 93.243792][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 93.243989][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.244219][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.244439][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.244645][ T12] PKRU: 55555554 [ 93.244749][ T12] Call Trace: [ 93.244847][ T12] [ 93.244916][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.245048][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.245148][ T12] netif_close_many (net/core/dev.c:1804) [ 93.245281][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 93.245471][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.245610][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 93.245752][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 93.245883][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 93.246014][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 93.246144][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 93.246278][ T12] notifier_call_chain (kernel/notifier.c:85) [ 93.246468][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 93.246606][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 93.246742][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 93.246905][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 93.247067][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.247199][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.247414][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.247549][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.247691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.247827][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.247956][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.248087][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.248218][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.248405][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.248537][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.248678][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.248816][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.248946][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.249078][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.249212][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.249344][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.249533][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.249670][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.249811][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.249946][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.250076][ T12] kthread (kernel/kthread.c:436) [ 93.250174][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.250341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.250530][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.250662][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.250831][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.250962][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.251093][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.253424][ T12] ------------[ cut here ]------------ | [ 93.253555][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.253807][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.254240][ T12] Tainted: [W]=WARN [ 93.254330][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.254493][ T12] Workqueue: netns cleanup_net [ 93.254624][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.254795][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.255234][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.255393][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9c40 RCX: 1ff4000000018eed [ 93.255571][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9cfc [ 93.255767][ T12] RBP: ff11000009bbc000 R08: 1fe2200001ddb3a1 R09: ff11000001aed1d0 [ 93.255950][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.256131][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.256313][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.256538][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.256695][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.256882][ T12] PKRU: 55555554 [ 93.256973][ T12] Call Trace: [ 93.257064][ T12] [ 93.257128][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.257283][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.257443][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.257573][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.257704][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.257831][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.257953][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.258076][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.258199][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.258319][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.258450][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.258572][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.258700][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.258827][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.258947][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.259070][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.259195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.259316][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.259448][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.259575][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.259701][ T12] kthread (kernel/kthread.c:436) [ 93.259797][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.259947][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.260069][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.260192][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.260351][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.260475][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.260600][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.262884][ T12] ------------[ cut here ]------------ | [ 93.263005][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.263250][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.263693][ T12] Tainted: [W]=WARN [ 93.263791][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.263946][ T12] Workqueue: netns cleanup_net [ 93.264073][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.264231][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.264671][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.264832][ T12] RAX: 00000000ffffffa6 RBX: ff110000107803c0 RCX: 1ff4000000018eed [ 93.265017][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078047c [ 93.265198][ T12] RBP: ff1100000f94c000 R08: 1fe22000020f0091 R09: ff11000001aed1d0 [ 93.265384][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.265566][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.265759][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.265971][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.266123][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.266305][ T12] PKRU: 55555554 [ 93.266415][ T12] Call Trace: [ 93.266508][ T12] [ 93.266572][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.266739][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.266894][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.267017][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.267144][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.267264][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.267397][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.267522][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.267650][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.267776][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.267906][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.268031][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.268153][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.268278][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.268406][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.268530][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.268658][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.268783][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.268909][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.269034][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.269154][ T12] kthread (kernel/kthread.c:436) [ 93.269245][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.269403][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.269528][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.269653][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.269810][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.269931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.270052][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.272380][ T12] ------------[ cut here ]------------ | [ 93.272500][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.272743][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.273175][ T12] Tainted: [W]=WARN [ 93.273268][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.273424][ T12] Workqueue: netns cleanup_net [ 93.273550][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.273715][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.274149][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.274302][ T12] RAX: 00000000ffffffa6 RBX: ff11000010780040 RCX: 1ff4000000018eed [ 93.274491][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107800fc [ 93.274676][ T12] RBP: ff1100000a81c000 R08: 1fe22000020f0021 R09: ff11000001aed1d0 [ 93.274859][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.275039][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.275220][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.275437][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.275592][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.275780][ T12] PKRU: 55555554 [ 93.275870][ T12] Call Trace: [ 93.275960][ T12] [ 93.276023][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.276179][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.276329][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.276459][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.276588][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.276708][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.276835][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.276962][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.277084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.277206][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.277332][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.277460][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.277584][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.277707][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.277838][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.277960][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.278086][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.278208][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.278333][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.278464][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.278589][ T12] kthread (kernel/kthread.c:436) [ 93.278686][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.278841][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.278965][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.279086][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.279238][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.279369][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.279491][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.281550][ T12] ------------[ cut here ]------------ | [ 93.281674][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.281911][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.282333][ T12] Tainted: [W]=WARN [ 93.282436][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.282591][ T12] Workqueue: netns cleanup_net [ 93.282715][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.282878][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.283317][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.283559][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c1798c0 RCX: 1ff4000000018eed [ 93.283749][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17997c [ 93.283928][ T12] RBP: ff11000008f09000 R08: 1fe220000182f331 R09: ff11000001aed1d0 [ 93.284185][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.284368][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.284630][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.284846][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.284999][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.285255][ T12] PKRU: 55555554 [ 93.285343][ T12] Call Trace: [ 93.285437][ T12] [ 93.285500][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.285658][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.285887][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.286010][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.286131][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.286323][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.286449][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.286572][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.286704][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.286904][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.287028][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.287150][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.287268][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.287399][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.287520][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.287650][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.287779][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.287971][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.288098][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.288224][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.288351][ T12] kthread (kernel/kthread.c:436) [ 93.288442][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.288670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.288796][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.288951][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.289174][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.289297][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.289426][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.292243][ T12] ------------[ cut here ]------------ | [ 93.292441][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.292678][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.293181][ T12] Tainted: [W]=WARN [ 93.293272][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.293502][ T12] Workqueue: netns cleanup_net [ 93.293628][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.293790][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.294294][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.294454][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985c40 RCX: 1ff4000000018eed [ 93.294713][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985cfc [ 93.294895][ T12] RBP: ff11000004ce9000 R08: 1fe2200001930ba1 R09: ff11000001aed1d0 [ 93.295078][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.295331][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.295516][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.295813][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.295964][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.296145][ T12] PKRU: 55555554 [ 93.296235][ T12] Call Trace: [ 93.296402][ T12] [ 93.296464][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.296620][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.296771][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.296964][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.297091][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.297214][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.297333][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.297533][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.297657][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.297779][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.297900][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.298093][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.298213][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.298336][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.298460][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.298658][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.298801][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.298920][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.299048][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.299244][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.299369][ T12] kthread (kernel/kthread.c:436) [ 93.299459][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.299612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.299812][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.299932][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.300080][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.300199][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.300396][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.303129][ T12] ------------[ cut here ]------------ | [ 93.303299][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.303621][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.304127][ T12] Tainted: [W]=WARN [ 93.304217][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.304370][ T12] Workqueue: netns cleanup_net [ 93.304497][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.304736][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.305237][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.305389][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984e40 RCX: 1ff4000000018eed [ 93.305568][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984efc [ 93.305829][ T12] RBP: ff1100000e2bc000 R08: 1fe22000019309e1 R09: ff11000001aed1d0 [ 93.306004][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.306185][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.306442][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.306651][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.306803][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.307056][ T12] PKRU: 55555554 [ 93.307146][ T12] Call Trace: [ 93.307232][ T12] [ 93.307296][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.307452][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.307604][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.307723][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.307847][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.308037][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.308158][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.308278][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.308477][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.308598][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.308719][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.308847][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.308966][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.309160][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.309291][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.309419][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.309542][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.309739][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.309863][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.309991][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.310115][ T12] kthread (kernel/kthread.c:436) [ 93.310277][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.310430][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.310551][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.310674][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.310901][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.311022][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.311146][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.313845][ T12] ------------[ cut here ]------------ | [ 93.313965][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.314197][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.314777][ T12] Tainted: [W]=WARN [ 93.314867][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.315092][ T12] Workqueue: netns cleanup_net [ 93.315214][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.315374][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.315887][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.316038][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906900 RCX: 1ff4000000018eed [ 93.316289][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9069bc [ 93.316475][ T12] RBP: ff11000005059000 R08: 1fe2200001b20d39 R09: ff11000001aed1d0 [ 93.316736][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.316914][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.317094][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.317386][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.317538][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.317723][ T12] PKRU: 55555554 [ 93.317892][ T12] Call Trace: [ 93.317981][ T12] [ 93.318043][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.318196][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.318422][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.318544][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.318670][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.318793][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.318986][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.319107][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.319229][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.319353][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.319552][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.319678][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.319801][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.319922][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.320112][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.320233][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.320362][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.320484][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.320688][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.320818][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.320938][ T12] kthread (kernel/kthread.c:436) [ 93.321029][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.321250][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.321376][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.321499][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.321652][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.321849][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.321971][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.324511][ T12] ------------[ cut here ]------------ | [ 93.324656][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.324968][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.325510][ T12] Tainted: [W]=WARN [ 93.325610][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.325765][ T12] Workqueue: netns cleanup_net [ 93.325964][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.326122][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.326639][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.326795][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d9078c0 RCX: 1ff4000000018eed [ 93.326973][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90797c [ 93.327226][ T12] RBP: ff11000001dd4000 R08: 1fe2200001b20f31 R09: ff11000001aed1d0 [ 93.327411][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.327667][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.327851][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.328066][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.328295][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.328483][ T12] PKRU: 55555554 [ 93.328572][ T12] Call Trace: [ 93.328666][ T12] [ 93.328805][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.328957][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.329105][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.329226][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.329427][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.329547][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.329672][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.329821][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.330019][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.330142][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.330264][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.330389][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.330586][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.330707][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.330839][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.330961][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.331159][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.331280][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.331409][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.331535][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.331736][ T12] kthread (kernel/kthread.c:436) [ 93.331828][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.331976][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.332096][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.332289][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.332444][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.332566][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.332691][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.335284][ T12] ------------[ cut here ]------------ | [ 93.335438][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.335753][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.336176][ T12] Tainted: [W]=WARN [ 93.336343][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.336502][ T12] Workqueue: netns cleanup_net [ 93.336630][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.336791][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.337295][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.337455][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906040 RCX: 1ff4000000018eed [ 93.337641][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9060fc [ 93.337826][ T12] RBP: ff1100000a864000 R08: 1fe2200001b20c21 R09: ff11000001aed1d0 [ 93.338080][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.338260][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.338522][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.338756][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.338906][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.339161][ T12] PKRU: 55555554 [ 93.339257][ T12] Call Trace: [ 93.339351][ T12] [ 93.339414][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.339568][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.339801][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.339922][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.340044][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.340237][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.340363][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.340486][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.340613][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.340811][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.340934][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.341055][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.341175][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.341373][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.341496][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.341624][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.341753][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.341946][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.342075][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.342204][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.342327][ T12] kthread (kernel/kthread.c:436) [ 93.342494][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.342649][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.342774][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.342894][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.343119][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.343502][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.343625][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.346992][ T12] ------------[ cut here ]------------ | [ 93.347141][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 93.348473][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.349013][ T12] Tainted: [W]=WARN [ 93.349107][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.349262][ T12] Workqueue: netns cleanup_net [ 93.349465][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.349633][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.350084][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 93.350243][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba200 RCX: 1ff4000000018e99 [ 93.350505][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba2bc [ 93.350698][ T12] RBP: ff110000137c1000 R08: 1fe2200000af7459 R09: ff11000001aed1d0 [ 93.350891][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 93.351078][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.351268][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.351561][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.351720][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.351916][ T12] PKRU: 55555554 [ 93.352010][ T12] Call Trace: [ 93.352103][ T12] [ 93.352168][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.352328][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.352559][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 93.352688][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.352817][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 93.352975][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 93.353103][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 93.353230][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 93.353429][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 93.353565][ T12] notifier_call_chain (kernel/notifier.c:85) [ 93.353697][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 93.353861][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.354017][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.354141][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.354269][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.354487][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.354617][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.354752][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.354886][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.355012][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.355141][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.355268][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.355469][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.355603][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.355734][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.355861][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.355992][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.356119][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.356249][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.356451][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.356580][ T12] kthread (kernel/kthread.c:436) [ 93.356677][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.356838][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.356964][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.357089][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.357248][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.357481][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.357615][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.366637][ T12] ------------[ cut here ]------------ | [ 93.366785][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.367030][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.367481][ T12] Tainted: [W]=WARN [ 93.367575][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.367737][ T12] Workqueue: netns cleanup_net [ 93.367865][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.368024][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.368467][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 93.368623][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb8c0 RCX: 1ff4000000018eed [ 93.368814][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb97c [ 93.369001][ T12] RBP: ff1100000f912000 R08: 1fe2200000af7731 R09: ff11000001aed1d0 [ 93.369187][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.369377][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.369560][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.369783][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.369936][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.370120][ T12] PKRU: 55555554 [ 93.370210][ T12] Call Trace: [ 93.370299][ T12] [ 93.370366][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.370521][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.370676][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 93.370830][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 93.370952][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 93.371072][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 93.371192][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 93.371314][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 93.371442][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.371561][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.371690][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.371816][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.371935][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.372057][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.372177][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.372300][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.372521][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.372648][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.372803][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.372934][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.373056][ T12] kthread (kernel/kthread.c:436) [ 93.373148][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.373301][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.373518][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.373656][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.373811][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.373932][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.374053][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.386400][ T1960] ------------[ cut here ]------------ | [ 93.386593][ T1960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1960 | [ 93.386927][ T1960] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.387503][ T1960] Tainted: [W]=WARN [ 93.387672][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.387904][ T1960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.388135][ T1960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.388691][ T1960] RSP: 0018:ffa00000017afa70 EFLAGS: 00010286 [ 93.388924][ T1960] RAX: 00000000ffffffa6 RBX: ff1100000bd82e40 RCX: 1ff40000002f5f14 [ 93.389177][ T1960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82efc [ 93.389445][ T1960] RBP: ff11000004d71000 R08: 1fe22000017b05e1 R09: ff1100000c2a5180 [ 93.389710][ T1960] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.389972][ T1960] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d71000 [ 93.390231][ T1960] FS: 00007ffb1993f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.390535][ T1960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.390781][ T1960] CR2: 000055f6a15ced5c CR3: 000000000d696004 CR4: 0000000000771ef0 [ 93.391040][ T1960] PKRU: 55555554 [ 93.391194][ T1960] Call Trace: [ 93.391364][ T1960] [ 93.391486][ T1960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.391685][ T1960] ? notifier_call_chain (kernel/notifier.c:85) [ 93.391880][ T1960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.392037][ T1960] register_netdevice (net/core/dev.c:11488) [ 93.392231][ T1960] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.392469][ T1960] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.392672][ T1960] register_netdev (net/core/dev.c:11552) [ 93.392871][ T1960] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 93.393063][ T1960] ops_init (net/core/net_namespace.c:137) [ 93.393220][ T1960] setup_net (net/core/net_namespace.c:446) [ 93.393392][ T1960] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.393579][ T1960] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.393783][ T1960] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.393973][ T1960] copy_net_ns (net/core/net_namespace.c:579) [ 93.394167][ T1960] create_new_namespaces (kernel/nsproxy.c:132) [ 93.394371][ T1960] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.394561][ T1960] ksys_unshare (kernel/fork.c:3243) [ 93.394767][ T1960] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.394955][ T1960] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.395143][ T1960] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.395334][ T1960] ? __ia32_sys_open (fs/open.c:1374) [ 93.395540][ T1960] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.395751][ T1960] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.395940][ T1960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.396132][ T1960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.396319][ T1960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.396524][ T1960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.396761][ T1960] RIP: 0033:0x7ffb19c01bcb [ 93.396956][ T1960] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.397504][ T1960] RSP: 002b:00007fff6ee15c38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.397775][ T1960] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffb19c01bcb [ 93.398029][ T1960] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.398284][ T1960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.398556][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6ee17e60 [ 93.398825][ T1960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ee18877 | [ 93.416605][ T12] ------------[ cut here ]------------ | [ 93.416757][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 93.417001][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.417464][ T12] Tainted: [W]=WARN [ 93.417559][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.417721][ T12] Workqueue: netns cleanup_net [ 93.417854][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.418016][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.418465][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 93.418625][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82200 RCX: 1ff4000000018ed5 [ 93.418821][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd822bc [ 93.419004][ T12] RBP: ff110000100bc000 R08: 1fe22000017b0459 R09: ff11000001aed1d0 [ 93.419189][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.419379][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.419569][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.419792][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.419955][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 93.420142][ T12] PKRU: 55555554 [ 93.420235][ T12] Call Trace: [ 93.420327][ T12] [ 93.420394][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 93.420555][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 93.420713][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 93.420849][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 93.420982][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.421105][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 93.421227][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 93.421357][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 93.421485][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 93.421615][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.421753][ T12] cleanup_net (net/core/net_namespace.c:702) [ 93.421880][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 93.422001][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 93.422128][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.422250][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.422391][ T12] process_one_work (kernel/workqueue.c:3314) [ 93.422521][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.422648][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.422783][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.422914][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.423039][ T12] kthread (kernel/kthread.c:436) [ 93.423132][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.423290][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.423418][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.423546][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.423705][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.423835][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 93.423958][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.440572][ T1961] ------------[ cut here ]------------ | [ 93.440778][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1961 | [ 93.441050][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.441509][ T1961] Tainted: [W]=WARN [ 93.441618][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.441793][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.441970][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.442463][ T1961] RSP: 0018:ffa00000017afa80 EFLAGS: 00010286 [ 93.442638][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000a9ab000 RCX: 1ff40000002f5f16 [ 93.442856][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab0bc [ 93.443057][ T1961] RBP: ff11000008f79000 R08: 1fe2200001535619 R09: ff1100000c2a2e80 [ 93.443259][ T1961] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.443466][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f79000 [ 93.443676][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.443922][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.444091][ T1961] CR2: 00007f1590eea430 CR3: 000000000d696002 CR4: 0000000000771ef0 [ 93.444294][ T1961] PKRU: 55555554 [ 93.444399][ T1961] Call Trace: [ 93.444501][ T1961] [ 93.444572][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.444714][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.444856][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.444960][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.445096][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.445265][ T1961] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.445407][ T1961] register_netdev (net/core/dev.c:11552) [ 93.445542][ T1961] loopback_net_init (drivers/net/loopback.c:218) [ 93.445684][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.445792][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.445896][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.446032][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.446168][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.446304][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.446450][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.446594][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.446735][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.446869][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.447004][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.447140][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.447274][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.447422][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.447558][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.447694][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.447844][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.447978][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.448112][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.448277][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.448423][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.448912][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.449114][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.449316][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.449525][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.449731][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.449948][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.454277][ T1961] ------------[ cut here ]------------ | [ 93.454423][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1961 | [ 93.454714][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.455165][ T1961] Tainted: [W]=WARN [ 93.455269][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.455453][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.455632][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.456117][ T1961] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.456286][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000cf51540 RCX: 1ff40000002f5ee9 [ 93.456494][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf515fc [ 93.456700][ T1961] RBP: ff11000012744000 R08: 1fe22000019ea2c1 R09: ff1100000c2a2e80 [ 93.456905][ T1961] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.457105][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012744000 [ 93.457307][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.457549][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.457729][ T1961] CR2: 00007f1590eea430 CR3: 000000000d696002 CR4: 0000000000771ef0 [ 93.457930][ T1961] PKRU: 55555554 [ 93.458031][ T1961] Call Trace: [ 93.458132][ T1961] [ 93.458202][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.458337][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.458481][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.458589][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.458732][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.458902][ T1961] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.459040][ T1961] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.459174][ T1961] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.459308][ T1961] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.459449][ T1961] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.459590][ T1961] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.459731][ T1961] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.459877][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.459980][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.460083][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.460217][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.460357][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.460494][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.460632][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.460774][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.460910][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.461051][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.461185][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.461319][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.461460][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.461600][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.461739][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.461876][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.462012][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.462149][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.462285][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.462459][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.462605][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.463085][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.463287][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.463494][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.463698][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.463904][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.464105][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.468094][ T1961] ------------[ cut here ]------------ | [ 93.468247][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1961 | [ 93.468527][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.469014][ T1961] Tainted: [W]=WARN [ 93.469119][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.469291][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.469472][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.469974][ T1961] RSP: 0018:ffa00000017af8f8 EFLAGS: 00010286 [ 93.470146][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000d6bf000 RCX: 1ff40000002f5ee5 [ 93.470355][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf0bc [ 93.470566][ T1961] RBP: ff1100000fa94000 R08: 1fe2200001ad7e19 R09: ff1100000c2a2e80 [ 93.470783][ T1961] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.470987][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa94000 [ 93.471193][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.471438][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.471614][ T1961] CR2: 00007f1590eea430 CR3: 000000000d696002 CR4: 0000000000771ef0 [ 93.471825][ T1961] PKRU: 55555554 [ 93.471928][ T1961] Call Trace: [ 93.472031][ T1961] [ 93.472103][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.472240][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.472386][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.472491][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.472634][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.472825][ T1961] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.472965][ T1961] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.473105][ T1961] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.473243][ T1961] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.473388][ T1961] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.473528][ T1961] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.473671][ T1961] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 93.473816][ T1961] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 93.473956][ T1961] vti_init_net (net/ipv4/ip_vti.c:517) [ 93.474095][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.474201][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.474305][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.474453][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.474596][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.474741][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.474881][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.475020][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.475159][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.475297][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.475441][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.475580][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.475721][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.475865][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.476003][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.476140][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.476278][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.476422][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.476562][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.476739][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.476882][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.477373][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.477583][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.477795][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.477999][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.478217][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.478436][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.488874][ T1961] ------------[ cut here ]------------ | [ 93.489042][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1961 | [ 93.489307][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.489773][ T1961] Tainted: [W]=WARN [ 93.489875][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.490047][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.490221][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.490716][ T1961] RSP: 0018:ffa00000017afa78 EFLAGS: 00010286 [ 93.490892][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000c216c80 RCX: 1ff40000002f5f15 [ 93.491095][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c216d3c [ 93.491296][ T1961] RBP: ff110000100b9000 R08: 1fe2200001842da9 R09: ff1100000c2a2e80 [ 93.491506][ T1961] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.491713][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100b9000 [ 93.491922][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.492159][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.492329][ T1961] CR2: 00007f1590eea430 CR3: 000000000d696002 CR4: 0000000000771ef0 [ 93.492540][ T1961] PKRU: 55555554 [ 93.492647][ T1961] Call Trace: [ 93.492755][ T1961] [ 93.492825][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.492961][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.493095][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.493199][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.493335][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.493512][ T1961] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.493655][ T1961] register_netdev (net/core/dev.c:11552) [ 93.493794][ T1961] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 93.493932][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.494035][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.494137][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.494272][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.494415][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.494554][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.494694][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.494839][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.494975][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.495108][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.495241][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.495381][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.495518][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.495658][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.495798][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.495931][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.496065][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.496198][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.496332][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.496504][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.496651][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.497132][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.497335][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.497541][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.497751][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.497950][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.498151][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.504560][ T1961] ------------[ cut here ]------------ | [ 93.504766][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1961 | [ 93.505091][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.505679][ T1961] Tainted: [W]=WARN [ 93.505842][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.506063][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.506292][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.506854][ T1961] RSP: 0018:ffa00000017afa68 EFLAGS: 00010286 [ 93.507079][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000bf6da80 RCX: 1ff40000002f5f13 [ 93.507334][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6db3c [ 93.507604][ T1961] RBP: ff1100000ff3c000 R08: 1fe22000017edb69 R09: ff1100000c2a2e80 [ 93.507870][ T1961] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.508123][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff3c000 [ 93.508391][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.508689][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.508914][ T1961] CR2: 000055f6a15ced5c CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.509169][ T1961] PKRU: 55555554 [ 93.509337][ T1961] Call Trace: [ 93.509507][ T1961] [ 93.509637][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.509834][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.510021][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.510179][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.510383][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.510617][ T1961] register_netdev (net/core/dev.c:11552) [ 93.510810][ T1961] sit_init_net (net/ipv6/sit.c:1860) [ 93.511000][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.511187][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.511359][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.511548][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.511759][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.511951][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.512141][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.512333][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.512535][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.512748][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.512956][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.513145][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.513333][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.513539][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.513744][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.513932][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.514121][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.514308][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.514513][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.514749][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.514943][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.515494][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.515775][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.516029][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.516282][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.516550][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.516820][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.522220][ T1961] ------------[ cut here ]------------ | [ 93.522433][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1961 | [ 93.522774][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.523334][ T1961] Tainted: [W]=WARN [ 93.523502][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.523744][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.523975][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.524522][ T1961] RSP: 0018:ffa00000017afa78 EFLAGS: 00010286 [ 93.524760][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000fa29c40 RCX: 1ff40000002f5f15 [ 93.525017][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29cfc [ 93.525274][ T1961] RBP: ff110000024dc000 R08: 1fe2200001f453a1 R09: ff1100000c2a2e80 [ 93.525542][ T1961] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.525815][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024dc000 [ 93.526072][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.526378][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.526602][ T1961] CR2: 000055f6a15ced5c CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.526872][ T1961] PKRU: 55555554 [ 93.527025][ T1961] Call Trace: [ 93.527178][ T1961] [ 93.527300][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.527505][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.527706][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.527872][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.528064][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.528285][ T1961] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.528491][ T1961] register_netdev (net/core/dev.c:11552) [ 93.528691][ T1961] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 93.528891][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.529051][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.529209][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.529410][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.529605][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.529807][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.529997][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.530188][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.530395][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.530587][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.530788][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.530977][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.531167][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.531370][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.531562][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.531765][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.531956][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.532143][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.532333][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.532567][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.532775][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.533312][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.533579][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.533852][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.534109][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.534375][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.534635][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.539088][ T1961] ------------[ cut here ]------------ | [ 93.539271][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1961 | [ 93.539599][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.540164][ T1961] Tainted: [W]=WARN [ 93.540315][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.540548][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.540793][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.541328][ T1961] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.541566][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000bf6c3c0 RCX: 1ff40000002f5ee9 [ 93.541836][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c47c [ 93.542090][ T1961] RBP: ff11000009979000 R08: 1fe22000017ed891 R09: ff1100000c2a2e80 [ 93.542358][ T1961] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.542610][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009979000 [ 93.542874][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.543164][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.543400][ T1961] CR2: 000055f6a15ced5c CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.543671][ T1961] PKRU: 55555554 [ 93.543833][ T1961] Call Trace: [ 93.543985][ T1961] [ 93.544108][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.544296][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.544498][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.544666][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.544870][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.545090][ T1961] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.545280][ T1961] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.545483][ T1961] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.545680][ T1961] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.545876][ T1961] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.546065][ T1961] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.546259][ T1961] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.546465][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.546629][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.546795][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.546981][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.547171][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.547374][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.547563][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.547769][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.547958][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.548143][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.548329][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.548531][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.548738][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.548929][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.549117][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.549305][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.549505][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.549702][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.549900][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.550118][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.550310][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.550869][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.551123][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.551386][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.551652][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.551937][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.552199][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.557104][ T1961] ------------[ cut here ]------------ | [ 93.557289][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1961 | [ 93.557623][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.558186][ T1961] Tainted: [W]=WARN [ 93.558340][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.558576][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.558824][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.559373][ T1961] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.559601][ T1961] RAX: 00000000ffffffa6 RBX: ff11000009228580 RCX: 1ff40000002f5ee9 [ 93.559870][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922863c [ 93.560124][ T1961] RBP: ff1100000ffa4000 R08: 1fe22000012450c9 R09: ff1100000c2a2e80 [ 93.560393][ T1961] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.560660][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffa4000 [ 93.560926][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.561215][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.561457][ T1961] CR2: 000055f6a15ced5c CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.561731][ T1961] PKRU: 55555554 [ 93.561888][ T1961] Call Trace: [ 93.562041][ T1961] [ 93.562165][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.562370][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.562560][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.562736][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.562932][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.563155][ T1961] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.563361][ T1961] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.563550][ T1961] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.563753][ T1961] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.563948][ T1961] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.564139][ T1961] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.564334][ T1961] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.564539][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.564709][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.564875][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.565062][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.565252][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.565457][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.565669][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.565870][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.566061][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.566249][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.566458][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.566658][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.566855][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.567050][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.567236][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.567436][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.567633][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.567834][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.568023][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.568243][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.568452][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.569005][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.569262][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.569530][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.569807][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.570059][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.570313][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.575787][ T1961] ------------[ cut here ]------------ | [ 93.575972][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1961 | [ 93.576289][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.576875][ T1961] Tainted: [W]=WARN [ 93.577029][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.577249][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.577491][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.578045][ T1961] RSP: 0018:ffa00000017af918 EFLAGS: 00010286 [ 93.578269][ T1961] RAX: 00000000ffffffa6 RBX: ff1100000bcb8ac0 RCX: 1ff40000002f5ee9 [ 93.578536][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcb8b7c [ 93.578808][ T1961] RBP: ff11000005804000 R08: 1fe2200001797171 R09: ff1100000c2a2e80 [ 93.579065][ T1961] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.579319][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005804000 [ 93.579592][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.579895][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.580122][ T1961] CR2: 000055f6a15ced5c CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.580392][ T1961] PKRU: 55555554 [ 93.580549][ T1961] Call Trace: [ 93.580712][ T1961] [ 93.580845][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.581036][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.581226][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.581401][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.581595][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.581830][ T1961] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.582021][ T1961] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 93.582210][ T1961] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 93.582409][ T1961] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 93.582603][ T1961] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 93.582829][ T1961] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 93.583030][ T1961] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 93.583223][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.583395][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.583551][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.583756][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.583947][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.584141][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.584331][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.584535][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.584745][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.584934][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.585120][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.585309][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.585512][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.585712][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.585909][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.586095][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.586280][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.586481][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.586679][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.586905][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.587102][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.587650][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.587912][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.588167][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.588433][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.588696][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.588956][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.593953][ T1961] ------------[ cut here ]------------ | [ 93.594140][ T1961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1961 | [ 93.594540][ T1961] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.595117][ T1961] Tainted: [W]=WARN [ 93.595271][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.595503][ T1961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.595751][ T1961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.596289][ T1961] RSP: 0018:ffa00000017afa70 EFLAGS: 00010286 [ 93.596529][ T1961] RAX: 00000000ffffffa6 RBX: ff11000009229540 RCX: 1ff40000002f5f14 [ 93.596802][ T1961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092295fc [ 93.597062][ T1961] RBP: ff11000004e54000 R08: 1fe22000012452c1 R09: ff1100000c2a2e80 [ 93.597318][ T1961] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 93.597588][ T1961] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004e54000 [ 93.597861][ T1961] FS: 00007f1590ce3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 93.598150][ T1961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.598390][ T1961] CR2: 000055f6a15ced5c CR3: 000000000d696006 CR4: 0000000000771ef0 [ 93.598660][ T1961] PKRU: 55555554 [ 93.598823][ T1961] Call Trace: [ 93.598980][ T1961] [ 93.599103][ T1961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.599293][ T1961] ? notifier_call_chain (kernel/notifier.c:85) [ 93.599496][ T1961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.599673][ T1961] register_netdevice (net/core/dev.c:11488) [ 93.599872][ T1961] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 93.600094][ T1961] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.600286][ T1961] register_netdev (net/core/dev.c:11552) [ 93.600491][ T1961] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 93.600697][ T1961] ops_init (net/core/net_namespace.c:137) [ 93.600864][ T1961] setup_net (net/core/net_namespace.c:446) [ 93.601024][ T1961] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 93.601211][ T1961] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 93.601417][ T1961] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 93.601613][ T1961] copy_net_ns (net/core/net_namespace.c:579) [ 93.601811][ T1961] create_new_namespaces (kernel/nsproxy.c:132) [ 93.602003][ T1961] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 93.602197][ T1961] ksys_unshare (kernel/fork.c:3243) [ 93.602400][ T1961] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.602594][ T1961] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 93.602798][ T1961] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 93.602987][ T1961] ? __ia32_sys_open (fs/open.c:1374) [ 93.603178][ T1961] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 93.603381][ T1961] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 93.603569][ T1961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.603780][ T1961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.603968][ T1961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.604157][ T1961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.604391][ T1961] RIP: 0033:0x7f1590fa5bcb [ 93.604587][ T1961] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 93.605135][ T1961] RSP: 002b:00007fff4d38a058 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 93.605402][ T1961] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1590fa5bcb [ 93.605668][ T1961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 93.605931][ T1961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 93.606187][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4d38c280 [ 93.606456][ T1961] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4d38d877 | [ 93.647535][ T1962] ------------[ cut here ]------------ | [ 93.647691][ T1962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1962 | [ 93.647970][ T1962] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.648440][ T1962] Tainted: [W]=WARN [ 93.648545][ T1962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.648729][ T1962] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.648911][ T1962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.649409][ T1962] RSP: 0018:ffa00000017dee30 EFLAGS: 00010286 [ 93.649588][ T1962] RAX: 00000000ffffffa6 RBX: ff1100000278b1c0 RCX: 1ff40000002fbd8c [ 93.649798][ T1962] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b27c [ 93.650006][ T1962] RBP: ff1100000fd31000 R08: 1fe22000004f1651 R09: ff11000009a7ae80 [ 93.650212][ T1962] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.650424][ T1962] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f20408 [ 93.650647][ T1962] FS: 00007f0bbb2ad840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.650895][ T1962] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.651072][ T1962] CR2: 000000000042ebe0 CR3: 000000000d696004 CR4: 0000000000771ef0 [ 93.651281][ T1962] PKRU: 55555554 [ 93.651391][ T1962] Call Trace: [ 93.651494][ T1962] [ 93.651566][ T1962] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.651713][ T1962] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.651824][ T1962] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 93.651996][ T1962] __dev_notify_flags (net/core/dev.c:9787) [ 93.652136][ T1962] ? netif_change_name (net/core/dev.c:1495) [ 93.652273][ T1962] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 93.652416][ T1962] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 93.652554][ T1962] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 93.652697][ T1962] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 93.652844][ T1962] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.652984][ T1962] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 93.653125][ T1962] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 93.653262][ T1962] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 93.653406][ T1962] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 93.653546][ T1962] veth_newlink (drivers/net/veth.c:1871) [ 93.653696][ T1962] ? veth_poll_controller (drivers/net/veth.c:1470) [ 93.653837][ T1962] ? kasan_save_stack (mm/kasan/common.c:57) [ 93.653976][ T1962] ? kasan_save_track (mm/kasan/common.c:78) [ 93.654113][ T1962] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 93.654266][ T1962] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 93.654411][ T1962] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 93.654550][ T1962] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 93.654691][ T1962] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.654835][ T1962] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 93.654974][ T1962] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 93.655115][ T1962] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 93.655254][ T1962] ? __dev_get_by_name (net/core/dev.c:883) [ 93.655395][ T1962] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 93.655540][ T1962] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 93.655688][ T1962] rtnl_newlink (net/core/rtnetlink.c:4150) [ 93.655834][ T1962] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.655971][ T1962] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.656110][ T1962] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.656249][ T1962] ? mark_usage (kernel/locking/lockdep.c:4674) [ 93.656393][ T1962] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.656535][ T1962] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.656681][ T1962] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.656826][ T1962] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 93.656965][ T1962] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.657105][ T1962] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.657244][ T1962] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.657389][ T1962] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.657528][ T1962] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.657672][ T1962] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 93.657816][ T1962] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.657953][ T1962] ? netlink_ack (./include/linux/skbuff.h:2718) [ 93.658094][ T1962] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 93.658234][ T1962] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 93.658381][ T1962] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 93.658523][ T1962] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 93.658664][ T1962] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.658809][ T1962] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 93.658949][ T1962] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.659091][ T1962] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 93.659234][ T1962] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 93.659379][ T1962] ? copy_msghdr_from_user (net/socket.c:2635) [ 93.659518][ T1962] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 93.659694][ T1962] ? move_addr_to_kernel (net/socket.c:258) [ 93.659843][ T1962] ___sys_sendmsg (net/socket.c:2752) [ 93.659995][ T1962] ? copy_msghdr_from_user (net/socket.c:2603) [ 93.660138][ T1962] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.660315][ T1962] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 93.660469][ T1962] __sys_sendmsg (net/socket.c:2784) [ 93.660615][ T1962] ? __sys_sendmsg_sock (net/socket.c:2765) [ 93.660772][ T1962] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 93.660912][ T1962] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.661053][ T1962] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.661191][ T1962] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.661329][ T1962] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.661474][ T1962] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.661655][ T1962] RIP: 0033:0x7f0bbb4e708e [ 93.661807][ T1962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 93.662296][ T1962] RSP: 002b:00007ffc5d2d5a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 93.662513][ T1962] RAX: ffffffffffffffda RBX: 00007ffc5d2d61b0 RCX: 00007f0bbb4e708e [ 93.662729][ T1962] RDX: 0000000000000000 RSI: 00007ffc5d2d5ab0 RDI: 0000000000000005 [ 93.662935][ T1962] RBP: 00007ffc5d2d5a10 R08: 0000000000000000 R09: 0000000000000000 [ 93.663141][ T1962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00f [ 93.663360][ T1962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5d2d6170 | [ 93.676291][ T1962] ------------[ cut here ]------------ | [ 93.676826][ T1962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1962 | [ 93.677100][ T1962] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.677565][ T1962] Tainted: [W]=WARN [ 93.677673][ T1962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.677850][ T1962] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.678030][ T1962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.678520][ T1962] RSP: 0018:ffa00000017df1b0 EFLAGS: 00010286 [ 93.678696][ T1962] RAX: 00000000ffffffa6 RBX: ff1100000b31c740 RCX: 1ff40000002fbdfc [ 93.678909][ T1962] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c7fc [ 93.679115][ T1962] RBP: ff110000095ec000 R08: 1fe2200001663901 R09: ff11000009a7ae80 [ 93.679319][ T1962] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 93.679532][ T1962] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 93.679750][ T1962] FS: 00007f0bbb2ad840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.679988][ T1962] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.680161][ T1962] CR2: 000000000042ebe0 CR3: 000000000d696004 CR4: 0000000000771ef0 [ 93.680371][ T1962] PKRU: 55555554 [ 93.680474][ T1962] Call Trace: [ 93.680578][ T1962] [ 93.680655][ T1962] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.680799][ T1962] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.680904][ T1962] __dev_notify_flags (net/core/dev.c:9787) [ 93.681042][ T1962] ? netif_change_name (net/core/dev.c:1495) [ 93.681183][ T1962] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 93.681324][ T1962] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 93.681470][ T1962] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 93.681614][ T1962] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 93.681758][ T1962] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 93.681896][ T1962] ? __dev_get_by_name (net/core/dev.c:883) [ 93.682032][ T1962] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 93.682175][ T1962] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 93.682321][ T1962] rtnl_newlink (net/core/rtnetlink.c:4150) [ 93.682466][ T1962] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.682610][ T1962] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.682754][ T1962] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.682892][ T1962] ? mark_usage (kernel/locking/lockdep.c:4674) [ 93.683027][ T1962] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.683167][ T1962] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.683304][ T1962] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.683452][ T1962] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 93.683598][ T1962] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.683743][ T1962] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.683881][ T1962] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.684022][ T1962] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.684159][ T1962] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.684297][ T1962] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 93.684440][ T1962] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.684589][ T1962] ? netlink_ack (./include/linux/skbuff.h:2718) [ 93.684737][ T1962] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 93.684875][ T1962] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 93.685015][ T1962] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 93.685153][ T1962] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 93.685290][ T1962] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.685434][ T1962] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 93.685574][ T1962] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.685719][ T1962] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 93.685864][ T1962] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 93.686000][ T1962] ? copy_msghdr_from_user (net/socket.c:2635) [ 93.686136][ T1962] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 93.686304][ T1962] ? move_addr_to_kernel (net/socket.c:258) [ 93.686452][ T1962] ___sys_sendmsg (net/socket.c:2752) [ 93.686596][ T1962] ? copy_msghdr_from_user (net/socket.c:2603) [ 93.686743][ T1962] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.686918][ T1962] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 93.687057][ T1962] __sys_sendmsg (net/socket.c:2784) [ 93.687194][ T1962] ? __sys_sendmsg_sock (net/socket.c:2765) [ 93.687335][ T1962] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 93.687479][ T1962] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.687623][ T1962] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.687768][ T1962] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.687904][ T1962] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.688041][ T1962] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.688210][ T1962] RIP: 0033:0x7f0bbb4e708e [ 93.688358][ T1962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 93.688858][ T1962] RSP: 002b:00007ffc5d2d5a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 93.689065][ T1962] RAX: ffffffffffffffda RBX: 00007ffc5d2d61b0 RCX: 00007f0bbb4e708e [ 93.689267][ T1962] RDX: 0000000000000000 RSI: 00007ffc5d2d5ab0 RDI: 0000000000000005 [ 93.689475][ T1962] RBP: 00007ffc5d2d5a10 R08: 0000000000000000 R09: 0000000000000000 [ 93.689682][ T1962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00f [ 93.689892][ T1962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5d2d6170 | [ 93.715042][ T1963] ------------[ cut here ]------------ | [ 93.715197][ T1963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1963 | [ 93.715471][ T1963] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.715930][ T1963] Tainted: [W]=WARN [ 93.716030][ T1963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.716199][ T1963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.716383][ T1963] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.716876][ T1963] RSP: 0018:ffa00000017ef020 EFLAGS: 00010286 [ 93.717044][ T1963] RAX: 00000000ffffffa6 RBX: ff1100000ff5a740 RCX: 1ff40000002fddca [ 93.717246][ T1963] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a7fc [ 93.717451][ T1963] RBP: ff110000095ec000 R08: 1fe2200001feb501 R09: ff11000009a7d158 [ 93.717658][ T1963] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 93.717862][ T1963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 93.718065][ T1963] FS: 00007fb546b1e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.718301][ T1963] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.718475][ T1963] CR2: 000000003af29988 CR3: 000000000933b005 CR4: 0000000000771ef0 [ 93.718680][ T1963] PKRU: 55555554 [ 93.718787][ T1963] Call Trace: [ 93.718888][ T1963] [ 93.718961][ T1963] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.719096][ T1963] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.719199][ T1963] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 93.719331][ T1963] __dev_notify_flags (net/core/dev.c:9787) [ 93.719487][ T1963] ? netif_change_name (net/core/dev.c:1495) [ 93.719627][ T1963] ? __dev_change_flags (net/core/dev.c:9752) [ 93.719770][ T1963] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 93.719907][ T1963] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.720042][ T1963] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 93.720179][ T1963] netif_change_flags (net/core/dev.c:9820) [ 93.720315][ T1963] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 93.720457][ T1963] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 93.720597][ T1963] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 93.720737][ T1963] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 93.720907][ T1963] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 93.721041][ T1963] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.721176][ T1963] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 93.721308][ T1963] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 93.721507][ T1963] ? __kernel_text_address (kernel/extable.c:79) [ 93.721741][ T1963] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.721879][ T1963] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.722016][ T1963] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 93.722153][ T1963] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.722288][ T1963] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.722517][ T1963] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.722656][ T1963] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.722798][ T1963] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 93.722935][ T1963] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 93.723069][ T1963] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 93.723202][ T1963] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 93.723336][ T1963] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 93.723539][ T1963] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 93.723681][ T1963] rtnl_newlink (net/core/rtnetlink.c:4150) [ 93.723824][ T1963] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.723958][ T1963] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.724093][ T1963] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.724226][ T1963] ? mark_usage (kernel/locking/lockdep.c:4674) [ 93.724448][ T1963] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.724590][ T1963] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.724729][ T1963] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.724863][ T1963] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.724995][ T1963] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.725129][ T1963] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.725262][ T1963] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 93.725474][ T1963] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.725613][ T1963] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.725750][ T1963] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.725890][ T1963] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.726020][ T1963] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.726156][ T1963] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 93.726293][ T1963] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.726499][ T1963] ? netlink_ack (./include/linux/skbuff.h:2718) [ 93.726640][ T1963] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 93.726778][ T1963] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 93.726919][ T1963] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 93.727053][ T1963] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 93.727188][ T1963] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.727326][ T1963] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 93.727524][ T1963] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.727661][ T1963] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 93.727802][ T1963] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 93.727936][ T1963] ? copy_msghdr_from_user (net/socket.c:2635) [ 93.728069][ T1963] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 93.728246][ T1963] ? move_addr_to_kernel (net/socket.c:258) [ 93.728435][ T1963] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 93.728568][ T1963] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.728707][ T1963] ___sys_sendmsg (net/socket.c:2752) [ 93.728843][ T1963] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 93.729009][ T1963] ? copy_msghdr_from_user (net/socket.c:2603) [ 93.729155][ T1963] __sys_sendmsg (net/socket.c:2784) [ 93.729289][ T1963] ? __sys_sendmsg_sock (net/socket.c:2765) [ 93.729476][ T1963] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 93.729648][ T1963] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 93.729787][ T1963] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.729921][ T1963] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.730055][ T1963] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.730191][ T1963] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.730323][ T1963] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.730544][ T1963] RIP: 0033:0x7fb546d5808e [ 93.730689][ T1963] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 93.731166][ T1963] RSP: 002b:00007fff03d8a7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 93.731393][ T1963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb546d5808e [ 93.731594][ T1963] RDX: 0000000000000000 RSI: 00007fff03d8a860 RDI: 0000000000000005 [ 93.731797][ T1963] RBP: 00007fff03d8a7c0 R08: 0000000000000000 R09: 0000000000000000 [ 93.731994][ T1963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00f [ 93.732194][ T1963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03d8af30 | [ 93.780233][ T1964] ------------[ cut here ]------------ | [ 93.780394][ T1964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1964 | [ 93.780685][ T1964] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.781131][ T1964] Tainted: [W]=WARN [ 93.781230][ T1964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.781402][ T1964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.781577][ T1964] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.782072][ T1964] RSP: 0018:ffa00000017ff020 EFLAGS: 00010286 [ 93.782246][ T1964] RAX: 00000000ffffffa6 RBX: ff1100000fb2e040 RCX: 1ff40000002ffdca [ 93.782450][ T1964] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e0fc [ 93.782654][ T1964] RBP: ff1100000fd31000 R08: 1fe2200001f65c21 R09: ff11000009890b58 [ 93.782858][ T1964] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 93.783053][ T1964] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 93.783254][ T1964] FS: 00007f5b9ede6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 93.783499][ T1964] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.783676][ T1964] CR2: 0000000033c6e988 CR3: 000000000d696001 CR4: 0000000000771ef0 [ 93.783881][ T1964] PKRU: 55555554 [ 93.783980][ T1964] Call Trace: [ 93.784079][ T1964] [ 93.784147][ T1964] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.784282][ T1964] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.784388][ T1964] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 93.784521][ T1964] __dev_notify_flags (net/core/dev.c:9787) [ 93.784661][ T1964] ? netif_change_name (net/core/dev.c:1495) [ 93.784799][ T1964] ? __dev_change_flags (net/core/dev.c:9752) [ 93.784933][ T1964] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 93.785066][ T1964] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.785197][ T1964] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 93.785332][ T1964] netif_change_flags (net/core/dev.c:9820) [ 93.785477][ T1964] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 93.785618][ T1964] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 93.785758][ T1964] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 93.785893][ T1964] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 93.786058][ T1964] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 93.786192][ T1964] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.786325][ T1964] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 93.786615][ T1964] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 93.786755][ T1964] ? __kernel_text_address (kernel/extable.c:79) [ 93.786888][ T1964] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.787022][ T1964] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.787154][ T1964] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 93.787287][ T1964] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.787490][ T1964] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 93.787627][ T1964] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.787765][ T1964] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.787900][ T1964] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 93.788033][ T1964] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 93.788167][ T1964] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 93.788300][ T1964] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 93.788491][ T1964] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 93.788631][ T1964] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 93.788806][ T1964] rtnl_newlink (net/core/rtnetlink.c:4150) [ 93.788940][ T1964] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.789073][ T1964] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.789204][ T1964] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.789335][ T1964] ? mark_usage (kernel/locking/lockdep.c:4674) [ 93.789473][ T1964] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.789613][ T1964] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.789752][ T1964] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.789884][ T1964] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.790016][ T1964] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.790149][ T1964] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.790283][ T1964] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 93.790423][ T1964] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.790558][ T1964] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.790693][ T1964] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.790834][ T1964] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.790964][ T1964] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.791096][ T1964] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 93.791227][ T1964] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.791362][ T1964] ? netlink_ack (./include/linux/skbuff.h:2718) [ 93.791500][ T1964] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 93.791636][ T1964] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 93.791774][ T1964] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 93.791910][ T1964] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 93.792042][ T1964] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.792177][ T1964] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 93.792311][ T1964] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.792452][ T1964] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 93.792595][ T1964] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 93.792733][ T1964] ? copy_msghdr_from_user (net/socket.c:2635) [ 93.792865][ T1964] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 93.793028][ T1964] ? move_addr_to_kernel (net/socket.c:258) [ 93.793160][ T1964] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 93.793301][ T1964] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.793441][ T1964] ___sys_sendmsg (net/socket.c:2752) [ 93.793573][ T1964] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 93.793747][ T1964] ? copy_msghdr_from_user (net/socket.c:2603) [ 93.793893][ T1964] __sys_sendmsg (net/socket.c:2784) [ 93.794026][ T1964] ? __sys_sendmsg_sock (net/socket.c:2765) [ 93.794159][ T1964] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 93.794326][ T1964] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 93.794465][ T1964] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.794601][ T1964] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.794738][ T1964] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.794870][ T1964] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.795002][ T1964] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.795166][ T1964] RIP: 0033:0x7f5b9f02008e [ 93.795307][ T1964] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 93.795801][ T1964] RSP: 002b:00007ffef1ffaa70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 93.796002][ T1964] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b9f02008e [ 93.796197][ T1964] RDX: 0000000000000000 RSI: 00007ffef1ffab20 RDI: 0000000000000005 [ 93.796403][ T1964] RBP: 00007ffef1ffaa80 R08: 0000000000000000 R09: 0000000000000000 [ 93.796606][ T1964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d00f [ 93.796807][ T1964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef1ffb1f0 | [ 93.799818][ T36] ------------[ cut here ]------------ | [ 93.799955][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36 | [ 93.800198][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.800659][ T36] Tainted: [W]=WARN [ 93.800756][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.800913][ T36] Workqueue: events_unbound linkwatch_event [ 93.801067][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.801226][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.801670][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 93.801825][ T36] RAX: 00000000ffffffa6 RBX: ff1100000fb2e580 RCX: 1ff4000000051f02 [ 93.802003][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e63c [ 93.802183][ T36] RBP: ff110000095ec000 R08: 1fe2200001f65cc9 R09: ff11000001d751a8 [ 93.802373][ T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 93.802556][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 93.802749][ T36] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 93.802959][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.803111][ T36] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 93.803291][ T36] PKRU: 55555554 [ 93.803388][ T36] Call Trace: [ 93.803480][ T36] [ 93.803544][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.803670][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 93.803801][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.803893][ T36] netif_state_change (net/core/dev.c:1605) [ 93.804015][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.804165][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 93.804287][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 93.804415][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 93.804539][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 93.804670][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 93.804793][ T36] process_one_work (kernel/workqueue.c:3314) [ 93.804919][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 93.805039][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.805165][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 93.805289][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 93.805416][ T36] kthread (kernel/kthread.c:436) [ 93.805509][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 93.805663][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 93.805795][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 93.805915][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 93.806066][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 93.806186][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 93.806305][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 93.866297][ T1966] ------------[ cut here ]------------ | [ 93.866463][ T1966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1966 | [ 93.866737][ T1966] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.867176][ T1966] Tainted: [W]=WARN [ 93.867274][ T1966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.867445][ T1966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.867623][ T1966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.868092][ T1966] RSP: 0018:ffa000000181f150 EFLAGS: 00010286 [ 93.868255][ T1966] RAX: 00000000ffffffa6 RBX: ff1100000c2171c0 RCX: 1ff4000000303df0 [ 93.868459][ T1966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21727c [ 93.868658][ T1966] RBP: ff1100000fd31000 R08: 1fe2200001842e51 R09: ff1100000ffd5158 [ 93.868856][ T1966] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 93.869050][ T1966] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6f91c0 [ 93.869261][ T1966] FS: 00007f9a48a74840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.869501][ T1966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.869669][ T1966] CR2: 00000000004ebb28 CR3: 000000000933b001 CR4: 0000000000771ef0 [ 93.869874][ T1966] PKRU: 55555554 [ 93.869975][ T1966] Call Trace: [ 93.870072][ T1966] [ 93.870141][ T1966] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.870272][ T1966] ? notifier_call_chain (kernel/notifier.c:85) [ 93.870409][ T1966] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.870510][ T1966] netif_state_change (net/core/dev.c:1605) [ 93.870648][ T1966] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.870815][ T1966] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 93.870992][ T1966] linkwatch_sync_dev (net/core/link_watch.c:295) [ 93.871125][ T1966] rtnl_getlink (net/core/rtnetlink.c:4273) [ 93.871271][ T1966] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.871407][ T1966] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.871537][ T1966] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 93.871672][ T1966] ? mark_usage (kernel/locking/lockdep.c:4674) [ 93.871806][ T1966] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.871937][ T1966] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.872088][ T1966] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.872221][ T1966] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.872356][ T1966] ? mark_usage (kernel/locking/lockdep.c:4674) [ 93.872488][ T1966] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.872625][ T1966] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.872765][ T1966] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.872896][ T1966] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 93.873028][ T1966] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 93.873173][ T1966] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.873308][ T1966] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.873444][ T1966] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.873577][ T1966] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.873709][ T1966] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.873843][ T1966] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 93.873972][ T1966] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.874103][ T1966] ? netlink_ack (./include/linux/skbuff.h:2718) [ 93.874236][ T1966] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 93.874374][ T1966] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 93.874514][ T1966] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 93.874651][ T1966] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 93.874794][ T1966] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.874926][ T1966] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 93.875059][ T1966] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.875194][ T1966] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 93.875328][ T1966] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 93.875464][ T1966] ? copy_msghdr_from_user (net/socket.c:2635) [ 93.875597][ T1966] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 93.875762][ T1966] ? move_addr_to_kernel (net/socket.c:258) [ 93.875893][ T1966] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 93.876023][ T1966] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 93.876186][ T1966] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 93.876319][ T1966] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 93.876488][ T1966] ___sys_sendmsg (net/socket.c:2752) [ 93.876625][ T1966] ? copy_msghdr_from_user (net/socket.c:2603) [ 93.876760][ T1966] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.876901][ T1966] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 93.877032][ T1966] ? do_getsockname (net/socket.c:2192) [ 93.877165][ T1966] __sys_sendmsg (net/socket.c:2784) [ 93.877296][ T1966] ? __sys_sendmsg_sock (net/socket.c:2765) [ 93.877436][ T1966] ? __sys_getsockname (net/socket.c:2210) [ 93.877569][ T1966] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.877705][ T1966] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.877840][ T1966] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.877970][ T1966] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.878102][ T1966] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.878268][ T1966] RIP: 0033:0x7f9a48cae08e [ 93.878408][ T1966] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 93.878887][ T1966] RSP: 002b:00007fff52e61540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 93.879088][ T1966] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a48cae08e [ 93.879287][ T1966] RDX: 0000000000000000 RSI: 00007fff52e615f0 RDI: 0000000000000006 [ 93.879490][ T1966] RBP: 00007fff52e61550 R08: 0000000000000000 R09: 0000000000000000 [ 93.879689][ T1966] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 93.879889][ T1966] R13: 00007fff52e616a0 R14: 000000000000000d R15: 00007fff52e6387a | [ 93.974241][ T1969] ------------[ cut here ]------------ | [ 93.974437][ T1969] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1969 | [ 93.974734][ T1969] Modules linked in: vxlan ip6_gre ip_gre gre | [ 93.975209][ T1969] Tainted: [W]=WARN [ 93.975317][ T1969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.975503][ T1969] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 93.975695][ T1969] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 93.976210][ T1969] RSP: 0018:ffa000000183efd0 EFLAGS: 00010286 [ 93.976397][ T1969] RAX: 00000000ffffffa6 RBX: ff11000010781a80 RCX: 1ff4000000307dc0 [ 93.976618][ T1969] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781b3c [ 93.976838][ T1969] RBP: ff1100000aa42000 R08: 1fe22000020f0369 R09: ff11000009850b80 [ 93.977052][ T1969] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 93.977265][ T1969] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa42e44 [ 93.977485][ T1969] FS: 00007fe3d269e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 93.977773][ T1969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.977964][ T1969] CR2: 00007fe3d2978cb0 CR3: 000000000933b006 CR4: 0000000000771ef0 [ 93.978180][ T1969] PKRU: 55555554 [ 93.978289][ T1969] Call Trace: [ 93.978407][ T1969] [ 93.978485][ T1969] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 93.978633][ T1969] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 93.978787][ T1969] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 93.978896][ T1969] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 93.979041][ T1969] __dev_notify_flags (net/core/dev.c:9787) [ 93.979184][ T1969] ? notifier_call_chain (kernel/notifier.c:85) [ 93.979328][ T1969] ? netif_change_name (net/core/dev.c:1495) [ 93.979856][ T1969] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 93.980010][ T1969] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 93.980155][ T1969] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 93.980301][ T1969] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 93.980454][ T1969] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 93.980606][ T1969] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 93.980761][ T1969] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 93.980904][ T1969] ? nla_strscpy (lib/nlattr.c:795) [ 93.981068][ T1969] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 93.981216][ T1969] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 93.981366][ T1969] ? __dev_get_by_name (net/core/dev.c:883) [ 93.981509][ T1969] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 93.981678][ T1969] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 93.981831][ T1969] rtnl_newlink (net/core/rtnetlink.c:4150) [ 93.981977][ T1969] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.982121][ T1969] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.982264][ T1969] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.982412][ T1969] ? mark_usage (kernel/locking/lockdep.c:4674) [ 93.982556][ T1969] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.982705][ T1969] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.982855][ T1969] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 93.982999][ T1969] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 93.983143][ T1969] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 93.983285][ T1969] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.983431][ T1969] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.983580][ T1969] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 93.983732][ T1969] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 93.983877][ T1969] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 93.984019][ T1969] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 93.984165][ T1969] ? netlink_ack (./include/linux/skbuff.h:2718) [ 93.984312][ T1969] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 93.984461][ T1969] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 93.984614][ T1969] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 93.984764][ T1969] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 93.984907][ T1969] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 93.985053][ T1969] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 93.985199][ T1969] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 93.985343][ T1969] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 93.985492][ T1969] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 93.985640][ T1969] ? copy_msghdr_from_user (net/socket.c:2635) [ 93.985789][ T1969] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 93.985966][ T1969] ? move_addr_to_kernel (net/socket.c:258) [ 93.986114][ T1969] ___sys_sendmsg (net/socket.c:2752) [ 93.986257][ T1969] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 93.986408][ T1969] ? copy_msghdr_from_user (net/socket.c:2603) [ 93.986566][ T1969] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 93.986720][ T1969] __sys_sendmsg (net/socket.c:2784) [ 93.986871][ T1969] ? __sys_sendmsg_sock (net/socket.c:2765) [ 93.987016][ T1969] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.987191][ T1969] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 93.987340][ T1969] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 93.987516][ T1969] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 93.987663][ T1969] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 93.987826][ T1969] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 93.988004][ T1969] RIP: 0033:0x7fe3d28d808e [ 93.988152][ T1969] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 93.988671][ T1969] RSP: 002b:00007ffdb6453690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 93.988894][ T1969] RAX: ffffffffffffffda RBX: 00007ffdb6453e40 RCX: 00007fe3d28d808e [ 93.989109][ T1969] RDX: 0000000000000000 RSI: 00007ffdb6453740 RDI: 0000000000000005 [ 93.989321][ T1969] RBP: 00007ffdb64536a0 R08: 0000000000000000 R09: 0000000000000000 [ 93.989541][ T1969] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 93.989766][ T1969] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb6453e10 | [ 94.033835][ T1970] ------------[ cut here ]------------ | [ 94.034022][ T1970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1970 | [ 94.034309][ T1970] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.034807][ T1970] Tainted: [W]=WARN [ 94.034916][ T1970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.035094][ T1970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.035279][ T1970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.035803][ T1970] RSP: 0018:ffa000000184efd0 EFLAGS: 00010286 [ 94.035982][ T1970] RAX: 00000000ffffffa6 RBX: ff11000006050040 RCX: 1ff4000000309dc0 [ 94.036196][ T1970] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060500fc [ 94.036416][ T1970] RBP: ff11000009ba2000 R08: 1fe2200000c0a021 R09: ff11000009852e80 [ 94.036661][ T1970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 94.036886][ T1970] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ba2e44 [ 94.037101][ T1970] FS: 00007f31d9b32840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.037357][ T1970] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.037537][ T1970] CR2: 00007f31d9d2b460 CR3: 000000000d696005 CR4: 0000000000771ef0 [ 94.037762][ T1970] PKRU: 55555554 [ 94.037869][ T1970] Call Trace: [ 94.037976][ T1970] [ 94.038051][ T1970] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.038196][ T1970] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 94.038343][ T1970] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.038459][ T1970] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 94.038611][ T1970] __dev_notify_flags (net/core/dev.c:9787) [ 94.038761][ T1970] ? notifier_call_chain (kernel/notifier.c:85) [ 94.038904][ T1970] ? netif_change_name (net/core/dev.c:1495) [ 94.039047][ T1970] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 94.039194][ T1970] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 94.039339][ T1970] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 94.039493][ T1970] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 94.039645][ T1970] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 94.039794][ T1970] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 94.039943][ T1970] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 94.040086][ T1970] ? nla_strscpy (lib/nlattr.c:795) [ 94.040231][ T1970] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 94.040380][ T1970] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 94.040523][ T1970] ? __dev_get_by_name (net/core/dev.c:883) [ 94.040669][ T1970] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 94.040822][ T1970] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 94.040970][ T1970] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.041116][ T1970] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.041258][ T1970] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.041407][ T1970] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.041550][ T1970] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.041699][ T1970] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.041852][ T1970] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.041997][ T1970] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.042144][ T1970] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.042287][ T1970] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.042432][ T1970] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.042575][ T1970] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.042729][ T1970] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.042871][ T1970] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.043014][ T1970] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.043157][ T1970] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.043299][ T1970] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.043451][ T1970] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.043596][ T1970] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.043747][ T1970] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.043891][ T1970] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.044034][ T1970] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.044177][ T1970] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.044321][ T1970] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.044470][ T1970] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.044621][ T1970] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.044770][ T1970] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.044912][ T1970] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.045088][ T1970] ? move_addr_to_kernel (net/socket.c:258) [ 94.045238][ T1970] ___sys_sendmsg (net/socket.c:2752) [ 94.045386][ T1970] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.045529][ T1970] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.045686][ T1970] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 94.045838][ T1970] __sys_sendmsg (net/socket.c:2784) [ 94.045979][ T1970] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.046129][ T1970] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.046271][ T1970] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.046422][ T1970] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.046567][ T1970] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.046714][ T1970] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.046860][ T1970] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.047038][ T1970] RIP: 0033:0x7f31d9d6c08e [ 94.047189][ T1970] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.047707][ T1970] RSP: 002b:00007ffea228f6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.047926][ T1970] RAX: ffffffffffffffda RBX: 00007ffea228fe80 RCX: 00007f31d9d6c08e [ 94.048138][ T1970] RDX: 0000000000000000 RSI: 00007ffea228f780 RDI: 0000000000000005 [ 94.048357][ T1970] RBP: 00007ffea228f6e0 R08: 0000000000000000 R09: 0000000000000000 [ 94.048571][ T1970] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.048807][ T1970] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea228fe50 | [ 94.073012][ T1971] ------------[ cut here ]------------ | [ 94.073182][ T1971] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1971 | [ 94.073479][ T1971] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.073934][ T1971] Tainted: [W]=WARN [ 94.074035][ T1971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.074201][ T1971] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.074378][ T1971] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.074867][ T1971] RSP: 0018:ffa000000185f020 EFLAGS: 00010286 [ 94.075038][ T1971] RAX: 00000000ffffffa6 RBX: ff1100000a160c80 RCX: 1ff400000030bdca [ 94.075238][ T1971] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a160d3c [ 94.075440][ T1971] RBP: ff1100000aa42000 R08: 1fe220000142c1a9 R09: ff11000012a5d158 [ 94.075644][ T1971] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 94.075848][ T1971] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 94.076049][ T1971] FS: 00007f7b68ed7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 94.076283][ T1971] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.076455][ T1971] CR2: 000000001de86988 CR3: 000000000933b002 CR4: 0000000000771ef0 [ 94.076661][ T1971] PKRU: 55555554 [ 94.076768][ T1971] Call Trace: [ 94.076868][ T1971] [ 94.076937][ T1971] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.077072][ T1971] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.077177][ T1971] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 94.077310][ T1971] __dev_notify_flags (net/core/dev.c:9787) [ 94.078231][ T1971] ? netif_change_name (net/core/dev.c:1495) [ 94.078449][ T1971] ? __dev_change_flags (net/core/dev.c:9752) [ 94.078590][ T1971] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 94.078728][ T1971] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.078862][ T1971] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 94.078999][ T1971] netif_change_flags (net/core/dev.c:9820) [ 94.079133][ T1971] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 94.079267][ T1971] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 94.079415][ T1971] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 94.079558][ T1971] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 94.079732][ T1971] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 94.079867][ T1971] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.079999][ T1971] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 94.080132][ T1971] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.080266][ T1971] ? __kernel_text_address (kernel/extable.c:79) [ 94.080405][ T1971] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.080542][ T1971] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.080680][ T1971] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.080821][ T1971] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.080956][ T1971] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.081088][ T1971] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.081220][ T1971] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.081356][ T1971] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 94.081491][ T1971] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 94.081628][ T1971] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 94.081767][ T1971] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.081904][ T1971] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 94.082042][ T1971] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 94.082179][ T1971] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.082315][ T1971] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.082462][ T1971] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.082601][ T1971] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.082740][ T1971] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.082873][ T1971] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.083010][ T1971] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.083142][ T1971] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.083275][ T1971] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.083430][ T1971] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.083566][ T1971] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.083705][ T1971] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.083844][ T1971] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.083980][ T1971] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.084113][ T1971] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.084249][ T1971] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.084386][ T1971] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.084520][ T1971] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.084657][ T1971] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.084795][ T1971] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.084932][ T1971] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.085064][ T1971] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.085201][ T1971] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.085337][ T1971] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.085477][ T1971] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.085618][ T1971] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.085759][ T1971] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.085894][ T1971] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.086029][ T1971] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.086167][ T1971] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.086301][ T1971] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.086476][ T1971] ? move_addr_to_kernel (net/socket.c:258) [ 94.086861][ T1971] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.086994][ T1971] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.087136][ T1971] ___sys_sendmsg (net/socket.c:2752) [ 94.087268][ T1971] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 94.087448][ T1971] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.087598][ T1971] __sys_sendmsg (net/socket.c:2784) [ 94.087739][ T1971] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.087873][ T1971] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 94.088041][ T1971] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 94.088176][ T1971] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.088309][ T1971] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.088449][ T1971] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.088587][ T1971] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.088726][ T1971] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.088893][ T1971] RIP: 0033:0x7f7b6911108e [ 94.089033][ T1971] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.089517][ T1971] RSP: 002b:00007ffe12bafde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.089727][ T1971] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b6911108e [ 94.089931][ T1971] RDX: 0000000000000000 RSI: 00007ffe12bafe90 RDI: 0000000000000005 [ 94.090130][ T1971] RBP: 00007ffe12bafdf0 R08: 0000000000000000 R09: 0000000000000000 [ 94.090329][ T1971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.090540][ T1971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12bb0560 | [ 94.122768][ T1972] ------------[ cut here ]------------ | [ 94.122975][ T1972] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1972 | [ 94.123290][ T1972] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.123867][ T1972] Tainted: [W]=WARN [ 94.124031][ T1972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.124247][ T1972] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.124598][ T1972] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.125203][ T1972] RSP: 0018:ffa000000186f020 EFLAGS: 00010286 [ 94.125526][ T1972] RAX: 00000000ffffffa6 RBX: ff1100000bcae580 RCX: 1ff400000030ddca [ 94.125890][ T1972] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae63c [ 94.126196][ T1972] RBP: ff11000009ba2000 R08: 1fe2200001795cc9 R09: ff11000005a7ae58 [ 94.126539][ T1972] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 94.126860][ T1972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 94.127106][ T1972] FS: 00007fdfbe038840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 94.127403][ T1972] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.127633][ T1972] CR2: 000000001bcad988 CR3: 000000000d8a9005 CR4: 0000000000771ef0 [ 94.127894][ T1972] PKRU: 55555554 [ 94.128045][ T1972] Call Trace: [ 94.128199][ T1972] [ 94.128321][ T1972] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.128523][ T1972] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.128689][ T1972] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 94.128880][ T1972] __dev_notify_flags (net/core/dev.c:9787) [ 94.129068][ T1972] ? netif_change_name (net/core/dev.c:1495) [ 94.129255][ T1972] ? __dev_change_flags (net/core/dev.c:9752) [ 94.129457][ T1972] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 94.129652][ T1972] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.129851][ T1972] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 94.130041][ T1972] netif_change_flags (net/core/dev.c:9820) [ 94.130229][ T1972] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 94.130428][ T1972] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 94.130621][ T1972] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 94.130818][ T1972] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 94.131037][ T1972] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 94.131225][ T1972] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.131423][ T1972] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 94.131611][ T1972] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.131805][ T1972] ? __kernel_text_address (kernel/extable.c:79) [ 94.131990][ T1972] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.132178][ T1972] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.132376][ T1972] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.132565][ T1972] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.132768][ T1972] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.132955][ T1972] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.133138][ T1972] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.133324][ T1972] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 94.133524][ T1972] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 94.133719][ T1972] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 94.133917][ T1972] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.134106][ T1972] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 94.134295][ T1972] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 94.134497][ T1972] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.134698][ T1972] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.134891][ T1972] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.135076][ T1972] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.135260][ T1972] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.135459][ T1972] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.135662][ T1972] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.135855][ T1972] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.136041][ T1972] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.136226][ T1972] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.136427][ T1972] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.136616][ T1972] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.136914][ T1972] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.137113][ T1972] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.137298][ T1972] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.137502][ T1972] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.137699][ T1972] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.139302][ T1972] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.139501][ T1972] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.139700][ T1972] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.139898][ T1972] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.140085][ T1972] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.140273][ T1972] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.140470][ T1972] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.140668][ T1972] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.140863][ T1972] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.141052][ T1972] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.141238][ T1972] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.141438][ T1972] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.141634][ T1972] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.141829][ T1972] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.142045][ T1972] ? move_addr_to_kernel (net/socket.c:258) [ 94.142231][ T1972] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.142430][ T1972] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.142622][ T1972] ___sys_sendmsg (net/socket.c:2752) [ 94.142820][ T1972] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 94.143039][ T1972] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.143237][ T1972] __sys_sendmsg (net/socket.c:2784) [ 94.143436][ T1972] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.143628][ T1972] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 94.143858][ T1972] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 94.144043][ T1972] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.144234][ T1972] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.144433][ T1972] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.144628][ T1972] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.144826][ T1972] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.145043][ T1972] RIP: 0033:0x7fdfbe27208e [ 94.145233][ T1972] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.145793][ T1972] RSP: 002b:00007fff9e2a9d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.146046][ T1972] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdfbe27208e [ 94.146295][ T1972] RDX: 0000000000000000 RSI: 00007fff9e2a9e20 RDI: 0000000000000005 [ 94.146559][ T1972] RBP: 00007fff9e2a9d80 R08: 0000000000000000 R09: 0000000000000000 [ 94.146828][ T1972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.147077][ T1972] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e2aa4f0 | [ 94.233734][ T1975] ------------[ cut here ]------------ | [ 94.233913][ T1975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1975 | [ 94.234194][ T1975] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.234674][ T1975] Tainted: [W]=WARN [ 94.234790][ T1975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.234964][ T1975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.235147][ T1975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.235654][ T1975] RSP: 0018:ffa000000189f090 EFLAGS: 00010286 [ 94.235839][ T1975] RAX: 00000000ffffffa6 RBX: ff1100000a161a80 RCX: 1ff4000000313dd8 [ 94.236048][ T1975] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a161b3c [ 94.236255][ T1975] RBP: ff1100000aa42000 R08: 1fe220000142c369 R09: ff11000009742e80 [ 94.236477][ T1975] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 94.236690][ T1975] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 94.236905][ T1975] FS: 00007f65c19fd840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 94.237148][ T1975] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.237322][ T1975] CR2: 000000000042e5e0 CR3: 000000000933b002 CR4: 0000000000771ef0 [ 94.237538][ T1975] PKRU: 55555554 [ 94.237648][ T1975] Call Trace: [ 94.237758][ T1975] [ 94.237830][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.237971][ T1975] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 94.238111][ T1975] notifier_call_chain (kernel/notifier.c:85) [ 94.238252][ T1975] __netdev_upper_dev_link (net/core/dev.c:8931) [ 94.238397][ T1975] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 94.238540][ T1975] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 94.238687][ T1975] netdev_upper_dev_link (net/core/dev.c:8972) [ 94.238831][ T1975] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 94.238971][ T1975] register_vlan_dev (net/8021q/vlan.c:183) [ 94.239112][ T1975] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 94.239252][ T1975] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 94.239394][ T1975] ? nla_strscpy (lib/nlattr.c:795) [ 94.239534][ T1975] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 94.239681][ T1975] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 94.239828][ T1975] ? __dev_get_by_name (net/core/dev.c:883) [ 94.239967][ T1975] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 94.240112][ T1975] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 94.240256][ T1975] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.240400][ T1975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.240539][ T1975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.240712][ T1975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.241078][ T1975] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.241218][ T1975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.241366][ T1975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.241511][ T1975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.241904][ T1975] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.242043][ T1975] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.242182][ T1975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.242322][ T1975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.242469][ T1975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.242614][ T1975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.242761][ T1975] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.242902][ T1975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.243044][ T1975] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.243189][ T1975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.243329][ T1975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.243480][ T1975] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.243628][ T1975] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.243773][ T1975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.243915][ T1975] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.244059][ T1975] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.244202][ T1975] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.244350][ T1975] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.244495][ T1975] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.244643][ T1975] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.244825][ T1975] ? move_addr_to_kernel (net/socket.c:258) [ 94.244971][ T1975] ___sys_sendmsg (net/socket.c:2752) [ 94.245111][ T1975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.245253][ T1975] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.245410][ T1975] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 94.245556][ T1975] __sys_sendmsg (net/socket.c:2784) [ 94.245699][ T1975] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.245848][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.245990][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.246131][ T1975] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.246272][ T1975] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.246419][ T1975] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.246562][ T1975] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.246745][ T1975] RIP: 0033:0x7f65c1c3708e [ 94.246892][ T1975] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.247398][ T1975] RSP: 002b:00007fff6a4918f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.247617][ T1975] RAX: ffffffffffffffda RBX: 00007fff6a4920b0 RCX: 00007f65c1c3708e [ 94.247834][ T1975] RDX: 0000000000000000 RSI: 00007fff6a4919a0 RDI: 0000000000000005 [ 94.248045][ T1975] RBP: 00007fff6a491900 R08: 0000000000000000 R09: 0000000000000000 [ 94.248255][ T1975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.248467][ T1975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6a492070 | [ 94.250142][ T1975] ------------[ cut here ]------------ | [ 94.250277][ T1975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1975 | [ 94.250561][ T1975] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.251025][ T1975] Tainted: [W]=WARN [ 94.251129][ T1975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.251303][ T1975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.251489][ T1975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.251997][ T1975] RSP: 0018:ffa000000189f1b0 EFLAGS: 00010286 [ 94.252170][ T1975] RAX: 00000000ffffffa6 RBX: ff1100000a1618c0 RCX: 1ff4000000313dfc [ 94.252380][ T1975] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a16197c [ 94.252592][ T1975] RBP: ff1100000fa74000 R08: 1fe220000142c331 R09: ff11000009742e80 [ 94.252804][ T1975] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 94.253012][ T1975] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 94.253219][ T1975] FS: 00007f65c19fd840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 94.253466][ T1975] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.253644][ T1975] CR2: 000000000042e5e0 CR3: 000000000933b002 CR4: 0000000000771ef0 [ 94.253884][ T1975] PKRU: 55555554 [ 94.253989][ T1975] Call Trace: [ 94.254091][ T1975] [ 94.254163][ T1975] ? register_vlan_dev (net/8021q/vlan.c:188) [ 94.254301][ T1975] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.254445][ T1975] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.254590][ T1975] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.254696][ T1975] __dev_notify_flags (net/core/dev.c:9787) [ 94.254839][ T1975] ? netdev_update_features (net/core/dev.c:11098) [ 94.254978][ T1975] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 94.255151][ T1975] ? netif_change_name (net/core/dev.c:1495) [ 94.255289][ T1975] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 94.255430][ T1975] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 94.255571][ T1975] ? register_vlan_dev (net/8021q/vlan.c:196) [ 94.255716][ T1975] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 94.255861][ T1975] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 94.256000][ T1975] ? nla_strscpy (lib/nlattr.c:795) [ 94.256140][ T1975] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 94.256280][ T1975] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 94.256431][ T1975] ? __dev_get_by_name (net/core/dev.c:883) [ 94.256573][ T1975] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 94.256726][ T1975] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 94.256964][ T1975] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.257105][ T1975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.257243][ T1975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.257387][ T1975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.257624][ T1975] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.257768][ T1975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.257911][ T1975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.258051][ T1975] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.258282][ T1975] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.258425][ T1975] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.258563][ T1975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.258708][ T1975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.258947][ T1975] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.259084][ T1975] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.259223][ T1975] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.259364][ T1975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.259601][ T1975] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.259749][ T1975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.259888][ T1975] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.260029][ T1975] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.260261][ T1975] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.260405][ T1975] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.260547][ T1975] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.260691][ T1975] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.260928][ T1975] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.261067][ T1975] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.261204][ T1975] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.261344][ T1975] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.261521][ T1975] ? move_addr_to_kernel (net/socket.c:258) [ 94.261667][ T1975] ___sys_sendmsg (net/socket.c:2752) [ 94.261809][ T1975] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.261948][ T1975] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.262186][ T1975] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 94.262326][ T1975] __sys_sendmsg (net/socket.c:2784) [ 94.262471][ T1975] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.262619][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.262857][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.262997][ T1975] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.263134][ T1975] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.263270][ T1975] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.263506][ T1975] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.263687][ T1975] RIP: 0033:0x7f65c1c3708e [ 94.263838][ T1975] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.264431][ T1975] RSP: 002b:00007fff6a4918f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.264743][ T1975] RAX: ffffffffffffffda RBX: 00007fff6a4920b0 RCX: 00007f65c1c3708e [ 94.264951][ T1975] RDX: 0000000000000000 RSI: 00007fff6a4919a0 RDI: 0000000000000005 [ 94.265155][ T1975] RBP: 00007fff6a491900 R08: 0000000000000000 R09: 0000000000000000 [ 94.265467][ T1975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.265676][ T1975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6a492070 | [ 94.307452][ T1976] ------------[ cut here ]------------ | [ 94.307639][ T1976] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1976 | [ 94.307925][ T1976] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.308893][ T1976] Tainted: [W]=WARN [ 94.309001][ T1976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.309178][ T1976] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.309368][ T1976] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.309879][ T1976] RSP: 0018:ffa000000189f090 EFLAGS: 00010286 [ 94.310056][ T1976] RAX: 00000000ffffffa6 RBX: ff110000128a1e00 RCX: 1ff4000000313dd8 [ 94.310267][ T1976] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1ebc [ 94.310482][ T1976] RBP: ff11000009ba2000 R08: 1fe22000025143d9 R09: ff11000010188b80 [ 94.310694][ T1976] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 94.310908][ T1976] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 94.311122][ T1976] FS: 00007fdb2b7b3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.311373][ T1976] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.311548][ T1976] CR2: 00007fdb2b9ac460 CR3: 000000000d691001 CR4: 0000000000771ef0 [ 94.311768][ T1976] PKRU: 55555554 [ 94.311871][ T1976] Call Trace: [ 94.311977][ T1976] [ 94.312049][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.312191][ T1976] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 94.312336][ T1976] notifier_call_chain (kernel/notifier.c:85) [ 94.312487][ T1976] __netdev_upper_dev_link (net/core/dev.c:8931) [ 94.312635][ T1976] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 94.312788][ T1976] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 94.312932][ T1976] netdev_upper_dev_link (net/core/dev.c:8972) [ 94.313073][ T1976] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 94.313217][ T1976] register_vlan_dev (net/8021q/vlan.c:183) [ 94.313363][ T1976] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 94.313506][ T1976] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 94.313651][ T1976] ? nla_strscpy (lib/nlattr.c:795) [ 94.313795][ T1976] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 94.313937][ T1976] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 94.314077][ T1976] ? __dev_get_by_name (net/core/dev.c:883) [ 94.314218][ T1976] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 94.314368][ T1976] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 94.314515][ T1976] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.314663][ T1976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.314809][ T1976] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.314950][ T1976] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.315089][ T1976] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.315230][ T1976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.315382][ T1976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.315525][ T1976] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.315668][ T1976] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.315814][ T1976] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.315954][ T1976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.316092][ T1976] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.316233][ T1976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.316377][ T1976] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.316521][ T1976] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.316664][ T1976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.316809][ T1976] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.316952][ T1976] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.317091][ T1976] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.317234][ T1976] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.317380][ T1976] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.317522][ T1976] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.317666][ T1976] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.317813][ T1976] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.317955][ T1976] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.318098][ T1976] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.318241][ T1976] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.318387][ T1976] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.318561][ T1976] ? move_addr_to_kernel (net/socket.c:258) [ 94.318708][ T1976] ___sys_sendmsg (net/socket.c:2752) [ 94.318852][ T1976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.318993][ T1976] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.319142][ T1976] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 94.319284][ T1976] __sys_sendmsg (net/socket.c:2784) [ 94.319428][ T1976] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.319575][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.319724][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.319865][ T1976] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.320006][ T1976] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.320146][ T1976] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.320287][ T1976] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.320464][ T1976] RIP: 0033:0x7fdb2b9ed08e [ 94.320617][ T1976] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.321120][ T1976] RSP: 002b:00007ffc9323be20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.321330][ T1976] RAX: ffffffffffffffda RBX: 00007ffc9323c5e0 RCX: 00007fdb2b9ed08e [ 94.321544][ T1976] RDX: 0000000000000000 RSI: 00007ffc9323bed0 RDI: 0000000000000005 [ 94.321764][ T1976] RBP: 00007ffc9323be30 R08: 0000000000000000 R09: 0000000000000000 [ 94.321974][ T1976] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.322182][ T1976] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9323c5a0 | [ 94.323858][ T1976] ------------[ cut here ]------------ | [ 94.323993][ T1976] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1976 | [ 94.324263][ T1976] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.324736][ T1976] Tainted: [W]=WARN [ 94.324840][ T1976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.325011][ T1976] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.325188][ T1976] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.325691][ T1976] RSP: 0018:ffa000000189f1b0 EFLAGS: 00010286 [ 94.325868][ T1976] RAX: 00000000ffffffa6 RBX: ff1100000ff5a580 RCX: 1ff4000000313dfc [ 94.326076][ T1976] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a63c [ 94.326279][ T1976] RBP: ff11000009839000 R08: 1fe2200001feb4c9 R09: ff11000010188b80 [ 94.326488][ T1976] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 94.326696][ T1976] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 94.326904][ T1976] FS: 00007fdb2b7b3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.327141][ T1976] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.327313][ T1976] CR2: 00007fdb2b9ac460 CR3: 000000000d691001 CR4: 0000000000771ef0 [ 94.327525][ T1976] PKRU: 55555554 [ 94.327629][ T1976] Call Trace: [ 94.327735][ T1976] [ 94.327806][ T1976] ? register_vlan_dev (net/8021q/vlan.c:188) [ 94.327942][ T1976] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.328078][ T1976] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.328215][ T1976] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.328320][ T1976] __dev_notify_flags (net/core/dev.c:9787) [ 94.328461][ T1976] ? netdev_update_features (net/core/dev.c:11098) [ 94.328603][ T1976] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 94.328780][ T1976] ? netif_change_name (net/core/dev.c:1495) [ 94.328917][ T1976] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 94.329053][ T1976] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 94.329195][ T1976] ? register_vlan_dev (net/8021q/vlan.c:196) [ 94.329331][ T1976] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 94.329476][ T1976] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 94.329617][ T1976] ? nla_strscpy (lib/nlattr.c:795) [ 94.329760][ T1976] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 94.329897][ T1976] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 94.330033][ T1976] ? __dev_get_by_name (net/core/dev.c:883) [ 94.330170][ T1976] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 94.330312][ T1976] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 94.330461][ T1976] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.330603][ T1976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.330744][ T1976] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.330881][ T1976] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.331019][ T1976] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.331156][ T1976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.331297][ T1976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.331442][ T1976] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.331587][ T1976] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.331731][ T1976] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.331869][ T1976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.332006][ T1976] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.332146][ T1976] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.332285][ T1976] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.332429][ T1976] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.332567][ T1976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.332709][ T1976] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.332855][ T1976] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.332991][ T1976] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.333135][ T1976] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.333272][ T1976] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.333417][ T1976] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.333556][ T1976] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.333698][ T1976] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.333841][ T1976] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.333980][ T1976] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.334119][ T1976] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.334260][ T1976] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.334433][ T1976] ? move_addr_to_kernel (net/socket.c:258) [ 94.334576][ T1976] ___sys_sendmsg (net/socket.c:2752) [ 94.334717][ T1976] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.334859][ T1976] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.335004][ T1976] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 94.335143][ T1976] __sys_sendmsg (net/socket.c:2784) [ 94.335280][ T1976] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.335427][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.335566][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.335710][ T1976] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.335850][ T1976] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.335988][ T1976] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.336124][ T1976] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.336294][ T1976] RIP: 0033:0x7fdb2b9ed08e [ 94.336442][ T1976] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.336940][ T1976] RSP: 002b:00007ffc9323be20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.337147][ T1976] RAX: ffffffffffffffda RBX: 00007ffc9323c5e0 RCX: 00007fdb2b9ed08e [ 94.337356][ T1976] RDX: 0000000000000000 RSI: 00007ffc9323bed0 RDI: 0000000000000005 [ 94.337569][ T1976] RBP: 00007ffc9323be30 R08: 0000000000000000 R09: 0000000000000000 [ 94.337790][ T1976] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.337996][ T1976] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9323c5a0 | [ 94.371677][ T1977] ------------[ cut here ]------------ | [ 94.371835][ T1977] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1977 | [ 94.372104][ T1977] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.372565][ T1977] Tainted: [W]=WARN [ 94.372678][ T1977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.372850][ T1977] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.373027][ T1977] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.373519][ T1977] RSP: 0018:ffa00000018af020 EFLAGS: 00010286 [ 94.373692][ T1977] RAX: 00000000ffffffa6 RBX: ff1100000eed8580 RCX: 1ff4000000315dca [ 94.373897][ T1977] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed863c [ 94.374095][ T1977] RBP: ff1100000fa74000 R08: 1fe2200001ddb0c9 R09: ff1100001018d158 [ 94.374296][ T1977] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 94.374502][ T1977] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 94.374710][ T1977] FS: 00007f0ae73f2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.374947][ T1977] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.375116][ T1977] CR2: 00007f0ae76c21a0 CR3: 000000000933b003 CR4: 0000000000771ef0 [ 94.375318][ T1977] PKRU: 55555554 [ 94.375424][ T1977] Call Trace: [ 94.375526][ T1977] [ 94.375599][ T1977] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.375743][ T1977] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.375845][ T1977] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 94.375979][ T1977] __dev_notify_flags (net/core/dev.c:9787) [ 94.376116][ T1977] ? netif_change_name (net/core/dev.c:1495) [ 94.376249][ T1977] ? __dev_change_flags (net/core/dev.c:9752) [ 94.376388][ T1977] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 94.376522][ T1977] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.376661][ T1977] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 94.376801][ T1977] netif_change_flags (net/core/dev.c:9820) [ 94.376935][ T1977] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 94.377070][ T1977] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 94.377210][ T1977] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 94.377344][ T1977] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 94.377519][ T1977] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 94.377657][ T1977] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.377794][ T1977] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 94.377928][ T1977] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.378067][ T1977] ? __kernel_text_address (kernel/extable.c:79) [ 94.378200][ T1977] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.378335][ T1977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.378562][ T1977] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.378708][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.378847][ T1977] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.378980][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.379117][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.379251][ T1977] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 94.379417][ T1977] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 94.379552][ T1977] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 94.379691][ T1977] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.379833][ T1977] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 94.379970][ T1977] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 94.380106][ T1977] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.380243][ T1977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.380383][ T1977] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.380518][ T1977] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.380656][ T1977] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.380799][ T1977] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.380936][ T1977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.381070][ T1977] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.381204][ T1977] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.381364][ T1977] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.381501][ T1977] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.381641][ T1977] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.381780][ T1977] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.381913][ T1977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.382046][ T1977] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.382181][ T1977] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.382321][ T1977] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.382468][ T1977] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.382612][ T1977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.382770][ T1977] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.382907][ T1977] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.383040][ T1977] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.383175][ T1977] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.383310][ T1977] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.383451][ T1977] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.383594][ T1977] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.383734][ T1977] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.383870][ T1977] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.384004][ T1977] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.384136][ T1977] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.384269][ T1977] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.384441][ T1977] ? move_addr_to_kernel (net/socket.c:258) [ 94.384576][ T1977] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.384716][ T1977] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.384856][ T1977] ___sys_sendmsg (net/socket.c:2752) [ 94.384989][ T1977] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 94.385165][ T1977] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.385312][ T1977] __sys_sendmsg (net/socket.c:2784) [ 94.385462][ T1977] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.385601][ T1977] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 94.385773][ T1977] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 94.385907][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.386040][ T1977] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.386174][ T1977] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.386311][ T1977] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.386452][ T1977] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.386624][ T1977] RIP: 0033:0x7f0ae762c08e [ 94.386771][ T1977] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.387245][ T1977] RSP: 002b:00007ffefae0c830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.387454][ T1977] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0ae762c08e [ 94.387657][ T1977] RDX: 0000000000000000 RSI: 00007ffefae0c8e0 RDI: 0000000000000005 [ 94.387888][ T1977] RBP: 00007ffefae0c840 R08: 0000000000000000 R09: 0000000000000000 [ 94.388096][ T1977] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.388298][ T1977] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefae0cfb0 | [ 94.429809][ T1978] ------------[ cut here ]------------ | [ 94.429973][ T1978] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1978 | [ 94.430240][ T1978] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.430710][ T1978] Tainted: [W]=WARN [ 94.430818][ T1978] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.430986][ T1978] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.431161][ T1978] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.431653][ T1978] RSP: 0018:ffa00000018bf020 EFLAGS: 00010286 [ 94.431830][ T1978] RAX: 00000000ffffffa6 RBX: ff1100000bd83e00 RCX: 1ff4000000317dca [ 94.432028][ T1978] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd83ebc [ 94.432230][ T1978] RBP: ff11000009839000 R08: 1fe22000017b07d9 R09: ff1100000fe8ae58 [ 94.432525][ T1978] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 94.432747][ T1978] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 94.432950][ T1978] FS: 00007fa2ac2eb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.433184][ T1978] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.433436][ T1978] CR2: 0000000018be7988 CR3: 000000001009f005 CR4: 0000000000771ef0 [ 94.433643][ T1978] PKRU: 55555554 [ 94.433748][ T1978] Call Trace: [ 94.433948][ T1978] [ 94.434018][ T1978] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.434156][ T1978] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.434259][ T1978] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 94.434483][ T1978] __dev_notify_flags (net/core/dev.c:9787) [ 94.434626][ T1978] ? netif_change_name (net/core/dev.c:1495) [ 94.434766][ T1978] ? __dev_change_flags (net/core/dev.c:9752) [ 94.434903][ T1978] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 94.435039][ T1978] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.435173][ T1978] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 94.435309][ T1978] netif_change_flags (net/core/dev.c:9820) [ 94.435528][ T1978] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 94.435667][ T1978] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 94.435809][ T1978] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 94.435944][ T1978] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 94.436111][ T1978] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 94.436245][ T1978] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.436469][ T1978] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 94.436608][ T1978] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.436750][ T1978] ? __kernel_text_address (kernel/extable.c:79) [ 94.436885][ T1978] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.437023][ T1978] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.437159][ T1978] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.437293][ T1978] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.437482][ T1978] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.437622][ T1978] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.437773][ T1978] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.437910][ T1978] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 94.438044][ T1978] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 94.438179][ T1978] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 94.438314][ T1978] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 94.438508][ T1978] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 94.438650][ T1978] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 94.438794][ T1978] rtnl_newlink (net/core/rtnetlink.c:4150) [ 94.438930][ T1978] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.439066][ T1978] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.439200][ T1978] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.439336][ T1978] ? mark_usage (kernel/locking/lockdep.c:4674) [ 94.439528][ T1978] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.439667][ T1978] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.439809][ T1978] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.439946][ T1978] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.440084][ T1978] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.440225][ T1978] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 94.440416][ T1978] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 94.440550][ T1978] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.440689][ T1978] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.440829][ T1978] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.440965][ T1978] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.441098][ T1978] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 94.441235][ T1978] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 94.441386][ T1978] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.441522][ T1978] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.441663][ T1978] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 94.441801][ T1978] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 94.441937][ T1978] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.442074][ T1978] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.442209][ T1978] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 94.442345][ T1978] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 94.442486][ T1978] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 94.442627][ T1978] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 94.442767][ T1978] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 94.442902][ T1978] ? copy_msghdr_from_user (net/socket.c:2635) [ 94.443038][ T1978] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 94.443204][ T1978] ? move_addr_to_kernel (net/socket.c:258) [ 94.443339][ T1978] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 94.443480][ T1978] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 94.443622][ T1978] ___sys_sendmsg (net/socket.c:2752) [ 94.443764][ T1978] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 94.443935][ T1978] ? copy_msghdr_from_user (net/socket.c:2603) [ 94.444082][ T1978] __sys_sendmsg (net/socket.c:2784) [ 94.444218][ T1978] ? __sys_sendmsg_sock (net/socket.c:2765) [ 94.444359][ T1978] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 94.444533][ T1978] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 94.444673][ T1978] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.444817][ T1978] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 94.444954][ T1978] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 94.445103][ T1978] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 94.445238][ T1978] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.445412][ T1978] RIP: 0033:0x7fa2ac52508e [ 94.445555][ T1978] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 94.446044][ T1978] RSP: 002b:00007fff62328220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.446249][ T1978] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa2ac52508e [ 94.446459][ T1978] RDX: 0000000000000000 RSI: 00007fff623282d0 RDI: 0000000000000005 [ 94.446664][ T1978] RBP: 00007fff62328230 R08: 0000000000000000 R09: 0000000000000000 [ 94.446871][ T1978] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d010 [ 94.447070][ T1978] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff623289a0 | [ 94.832035][ T12] ------------[ cut here ]------------ | [ 94.832206][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 94.832474][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.832954][ T12] Tainted: [W]=WARN [ 94.833052][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.833210][ T12] Workqueue: netns cleanup_net [ 94.833362][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.833532][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.834006][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 94.834173][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f1c0 RCX: 1ff4000000018ec7 [ 94.834369][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f27c [ 94.834560][ T12] RBP: ff1100000aa42000 R08: 1fe22000018cfe51 R09: ff11000001aed1d0 [ 94.834758][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 94.834949][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 94.835145][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.835373][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.835535][ T12] CR2: 00007f77e84ddc20 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 94.835739][ T12] PKRU: 55555554 [ 94.835834][ T12] Call Trace: [ 94.835927][ T12] [ 94.835995][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.836122][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.836218][ T12] netif_close_many (net/core/dev.c:1804) [ 94.836433][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 94.836563][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 94.836754][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 94.836913][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 94.837043][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.837203][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.837332][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.837523][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.837654][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.837786][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.837913][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.838039][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.838165][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.838289][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.838475][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.838608][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.838741][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.838868][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.838992][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.839123][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.839250][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.839460][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.839599][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.839734][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.839861][ T12] kthread (kernel/kthread.c:436) [ 94.839961][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.840119][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.840244][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.840440][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.840601][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.840731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.840857][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.844764][ T12] ------------[ cut here ]------------ | [ 94.844967][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 94.845240][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.845745][ T12] Tainted: [W]=WARN [ 94.845842][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.846005][ T12] Workqueue: netns cleanup_net [ 94.846140][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.846308][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.846796][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 94.846959][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f540 RCX: 1ff4000000018e80 [ 94.847151][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f5fc [ 94.847343][ T12] RBP: ff1100000fa74000 R08: 1fe22000018cfec1 R09: ff11000001aed1d0 [ 94.847545][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 94.847748][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 94.847942][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 94.848179][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.848341][ T12] CR2: 00007f77e83a9574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 94.848551][ T12] PKRU: 55555554 [ 94.848654][ T12] Call Trace: [ 94.848760][ T12] [ 94.848828][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 94.848960][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 94.849061][ T12] netif_close_many (net/core/dev.c:1804) [ 94.849196][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 94.849330][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.849476][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 94.849618][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 94.849756][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 94.849885][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 94.850015][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 94.850149][ T12] notifier_call_chain (kernel/notifier.c:85) [ 94.850282][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 94.850419][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 94.850554][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 94.850727][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 94.850901][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 94.851033][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.851193][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.851322][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.851459][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.851593][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.851728][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.851859][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.851990][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.852120][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.852255][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.852393][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.852529][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.852661][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.852799][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.852927][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.853062][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.853197][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.853328][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.853468][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.853607][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.853742][ T12] kthread (kernel/kthread.c:436) [ 94.853841][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.854004][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.854135][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.854265][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.854432][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.854564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.854699][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.857164][ T12] ------------[ cut here ]------------ | [ 94.857304][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 94.857564][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.858017][ T12] Tainted: [W]=WARN [ 94.858108][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.858260][ T12] Workqueue: netns cleanup_net [ 94.858391][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.858550][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.858994][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.859148][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217540 RCX: 1ff4000000018eed [ 94.859393][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2175fc [ 94.859596][ T12] RBP: ff11000004d71000 R08: 1fe2200001842ec1 R09: ff11000001aed1d0 [ 94.859788][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 94.859969][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.860147][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 94.860362][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.860511][ T12] CR2: 00007f77e83a9574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 94.860698][ T12] PKRU: 55555554 [ 94.860792][ T12] Call Trace: [ 94.860888][ T12] [ 94.860957][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.861120][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.861269][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.861393][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.861514][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.861639][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.861766][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.861888][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.862010][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.862130][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.862253][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.862380][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.862501][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.862627][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.862753][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.862876][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.862999][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.863120][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.863245][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.863376][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.863497][ T12] kthread (kernel/kthread.c:436) [ 94.863592][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.863746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.863867][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.863987][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.864137][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.864258][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.864385][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.867816][ T12] ------------[ cut here ]------------ | [ 94.867953][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 94.868463][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.868931][ T12] Tainted: [W]=WARN [ 94.869021][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.869171][ T12] Workqueue: netns cleanup_net [ 94.869298][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.869513][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.870005][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.870156][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d700 RCX: 1ff4000000018eed [ 94.870335][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d7bc [ 94.870564][ T12] RBP: ff1100000a2dc000 R08: 1fe2200001663af9 R09: ff11000001aed1d0 [ 94.870752][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 94.870930][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.871110][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 94.871441][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.871595][ T12] CR2: 00007f77e83a9574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 94.871781][ T12] PKRU: 55555554 [ 94.871872][ T12] Call Trace: [ 94.871969][ T12] [ 94.872034][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.872262][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.872459][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.872584][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.872708][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.872832][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.872952][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.873077][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.873270][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.873433][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.873560][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.873683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.873809][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.873930][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.874143][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.874269][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.874437][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.874560][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.874688][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.874821][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.874943][ T12] kthread (kernel/kthread.c:436) [ 94.875106][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.875263][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.875434][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.875554][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.875707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.875831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.876023][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.880412][ T12] ------------[ cut here ]------------ | [ 94.880565][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 94.880818][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.881252][ T12] Tainted: [W]=WARN [ 94.881343][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.881507][ T12] Workqueue: netns cleanup_net [ 94.881639][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.881806][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.882239][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.882400][ T12] RAX: 00000000ffffffa6 RBX: ff11000009b02740 RCX: 1ff4000000018eed [ 94.882593][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b027fc [ 94.882811][ T12] RBP: ff110000061f9000 R08: 1fe2200001360501 R09: ff11000001aed1d0 [ 94.882992][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 94.883397][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.883587][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.883814][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.883964][ T12] CR2: 00007f77e84ddc20 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 94.884151][ T12] PKRU: 55555554 [ 94.884242][ T12] Call Trace: [ 94.884333][ T12] [ 94.884403][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.884563][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.884723][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.884845][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.884966][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.885087][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.885211][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.885340][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.885467][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.885592][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.885716][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.885869][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.885993][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.886117][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.886237][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.886366][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.886491][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.886620][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.886752][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.886878][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.887000][ T12] kthread (kernel/kthread.c:436) [ 94.887091][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.887243][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.887370][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.887492][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.887649][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.887774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.887895][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.889982][ T12] ------------[ cut here ]------------ | [ 94.890102][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 94.890339][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.890788][ T12] Tainted: [W]=WARN [ 94.890882][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.891035][ T12] Workqueue: netns cleanup_net [ 94.891160][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.891318][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.891766][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.891919][ T12] RAX: 00000000ffffffa6 RBX: ff11000009b038c0 RCX: 1ff4000000018eed [ 94.892097][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b0397c [ 94.892281][ T12] RBP: ff1100000f949000 R08: 1fe2200001360731 R09: ff11000001aed1d0 [ 94.892469][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 94.892654][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.892844][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.893061][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.893214][ T12] CR2: 00007f77e84ddc20 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 94.893402][ T12] PKRU: 55555554 [ 94.893492][ T12] Call Trace: [ 94.893586][ T12] [ 94.893650][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.893809][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.893958][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.894079][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.894200][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.894320][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.895341][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.895496][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.895624][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.895781][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.895910][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.896035][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.896155][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.896359][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.896481][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.896620][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.896750][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.896946][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.897072][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.897196][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.897316][ T12] kthread (kernel/kthread.c:436) [ 94.897414][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.897566][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.897697][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.897823][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.898050][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.898172][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.898292][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.901100][ T12] ------------[ cut here ]------------ | [ 94.901294][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 94.901539][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.902069][ T12] Tainted: [W]=WARN [ 94.902162][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.902487][ T12] Workqueue: netns cleanup_net [ 94.902621][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.902789][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.903224][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.903428][ T12] RAX: 00000000ffffffa6 RBX: ff11000009b03540 RCX: 1ff4000000018eed [ 94.903620][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b035fc [ 94.904291][ T12] RBP: ff110000126ac000 R08: 1fe22000013606c1 R09: ff11000001aed1d0 [ 94.904523][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 94.904711][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.904897][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 94.905111][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.905266][ T12] CR2: 00007f77e84ddc20 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 94.905499][ T12] PKRU: 55555554 [ 94.905621][ T12] Call Trace: [ 94.905713][ T12] [ 94.905782][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.905939][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.906090][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.906217][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.906339][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.906511][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.906638][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.906768][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.906893][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.907031][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.907156][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.907281][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.907454][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.907580][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.907709][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.907837][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.907964][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.908085][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.908213][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.908341][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.908513][ T12] kthread (kernel/kthread.c:436) [ 94.908611][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.908766][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.908891][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.909014][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.909166][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.909287][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.909460][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.919650][ T12] ------------[ cut here ]------------ | [ 94.919873][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 94.920166][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.920796][ T12] Tainted: [W]=WARN [ 94.920949][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.921156][ T12] Workqueue: netns cleanup_net [ 94.921336][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.921564][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.922065][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.922274][ T12] RAX: 00000000ffffffa6 RBX: ff11000009b03000 RCX: 1ff4000000018eed [ 94.922523][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b030bc [ 94.922783][ T12] RBP: ff1100000e2b9000 R08: 1fe2200001360619 R09: ff11000001aed1d0 [ 94.923021][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 94.923291][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.923579][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 94.923895][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.924106][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 94.924342][ T12] PKRU: 55555554 [ 94.924501][ T12] Call Trace: [ 94.924657][ T12] [ 94.924789][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.925037][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.925248][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.925437][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.925621][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.925807][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.925983][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.926162][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.926342][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.926534][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.926735][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.926913][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.927089][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.927268][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.927458][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.927648][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.927842][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.928018][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.928200][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.928393][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.928568][ T12] kthread (kernel/kthread.c:436) [ 94.928729][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.928934][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.929108][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.929282][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.929504][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.929690][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.929874][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.932685][ T12] ------------[ cut here ]------------ | [ 94.932861][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 94.933227][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.934917][ T12] Tainted: [W]=WARN [ 94.935096][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.935304][ T12] Workqueue: netns cleanup_net [ 94.935501][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.935735][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.936221][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.936456][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018eed [ 94.936701][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 94.936947][ T12] RBP: ff1100000ebe4000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 94.937181][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 94.937427][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.937677][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 94.937949][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.938154][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 94.938402][ T12] PKRU: 55555554 [ 94.938547][ T12] Call Trace: [ 94.938703][ T12] [ 94.938904][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.939115][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.939318][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.939669][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.939856][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.940030][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.940282][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.940473][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.940666][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.940851][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.941135][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.941312][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.941501][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.941842][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.942023][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.942200][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.942396][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.942578][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.942775][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.942956][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.943132][ T12] kthread (kernel/kthread.c:436) [ 94.943276][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.943492][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.943678][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.943863][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.944213][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.944401][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.944580][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.947445][ T12] ------------[ cut here ]------------ | [ 94.947628][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 94.947926][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.948657][ T12] Tainted: [W]=WARN [ 94.948863][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.949114][ T12] Workqueue: netns cleanup_net [ 94.949341][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.949669][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.950215][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.950482][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff4000000018eed [ 94.950793][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 94.951079][ T12] RBP: ff1100000ebc1000 R08: 1fe22000019c6731 R09: ff11000001aed1d0 [ 94.951374][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 94.951660][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.951951][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 94.952281][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.952548][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 94.952857][ T12] PKRU: 55555554 [ 94.953045][ T12] Call Trace: [ 94.953233][ T12] [ 94.953409][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.953670][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.953975][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.954198][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.954436][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.954663][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.954895][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.955120][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.955393][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.955678][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.955974][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.956249][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.956532][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.956826][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.957097][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.957381][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.957620][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.957803][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.957986][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.958167][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.958342][ T12] kthread (kernel/kthread.c:436) [ 94.958505][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.958732][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.958913][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.959093][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.959301][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.959497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.959685][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.962430][ T12] ------------[ cut here ]------------ | [ 94.962703][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 94.963005][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.963670][ T12] Tainted: [W]=WARN [ 94.963912][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.964162][ T12] Workqueue: netns cleanup_net [ 94.964413][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.964682][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.965226][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 94.965497][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179540 RCX: 1ff4000000018eed [ 94.965806][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1795fc [ 94.966087][ T12] RBP: ff1100000ee31000 R08: 1fe220000182f2c1 R09: ff11000001aed1d0 [ 94.966388][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 94.966678][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.966985][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 94.967298][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.967567][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 94.967869][ T12] PKRU: 55555554 [ 94.968059][ T12] Call Trace: [ 94.968254][ T12] [ 94.968433][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.968743][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.968997][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.969221][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.969461][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.969696][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.969927][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.970149][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.970389][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.970626][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.970861][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.971083][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.971301][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.971545][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.971817][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.972042][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.972268][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.972506][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.972754][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.972981][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.973216][ T12] kthread (kernel/kthread.c:436) [ 94.973478][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.973808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.974080][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.974454][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.974774][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.975042][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.975300][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 94.979105][ T12] ------------[ cut here ]------------ | [ 94.979867][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 94.980222][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 94.980926][ T12] Tainted: [W]=WARN [ 94.981123][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.981399][ T12] Workqueue: netns cleanup_net [ 94.981656][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 94.981941][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 94.982522][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 94.982804][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d57c740 RCX: 1ff4000000018e99 [ 94.983109][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57c7fc [ 94.983418][ T12] RBP: ff1100000fa74000 R08: 1fe2200001aaf901 R09: ff11000001aed1d0 [ 94.983730][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 94.984023][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 94.984317][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 94.984663][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.984939][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 94.985232][ T12] PKRU: 55555554 [ 94.985444][ T12] Call Trace: [ 94.985650][ T12] [ 94.985824][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 94.986113][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.986395][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 94.986643][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 94.986882][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 94.987146][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 94.987426][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 94.987715][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 94.988020][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 94.988340][ T12] notifier_call_chain (kernel/notifier.c:85) [ 94.988787][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 94.989109][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 94.989437][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 94.989732][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 94.989964][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 94.990194][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 94.990436][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 94.990680][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 94.990919][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 94.991150][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 94.991399][ T12] cleanup_net (net/core/net_namespace.c:702) [ 94.991645][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 94.991902][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 94.992143][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 94.992385][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 94.992633][ T12] process_one_work (kernel/workqueue.c:3314) [ 94.996011][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 94.996243][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 94.996492][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 94.996747][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 94.996975][ T12] kthread (kernel/kthread.c:436) [ 94.997175][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.997456][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.997695][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.997935][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 94.998197][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.998439][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 94.998681][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.016601][ T12] ------------[ cut here ]------------ | [ 95.016751][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.016995][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.017431][ T12] Tainted: [W]=WARN [ 95.017523][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.017681][ T12] Workqueue: netns cleanup_net [ 95.017815][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.017972][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.018416][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.018571][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d57c580 RCX: 1ff4000000018eed [ 95.018761][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57c63c [ 95.018947][ T12] RBP: ff1100000aa42000 R08: 1fe2200001aaf8c9 R09: ff11000001aed1d0 [ 95.019125][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.019302][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.019553][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.019794][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.019949][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.020128][ T12] PKRU: 55555554 [ 95.020251][ T12] Call Trace: [ 95.020341][ T12] [ 95.020420][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.020580][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.020739][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.020861][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.020984][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.021106][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.021226][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.021354][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.021476][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.021600][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.021733][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.021855][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.021975][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.022098][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.022220][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.022344][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.022474][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.022595][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.022731][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.022856][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.022975][ T12] kthread (kernel/kthread.c:436) [ 95.023065][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.023216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.023336][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.023470][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.023624][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.023748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.023867][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.044255][ T12] ------------[ cut here ]------------ | [ 95.044544][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.044825][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.045280][ T12] Tainted: [W]=WARN [ 95.045437][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.045604][ T12] Workqueue: netns cleanup_net [ 95.045741][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.045906][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.046419][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 95.046584][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d57c040 RCX: 1ff4000000018eaf [ 95.046780][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57c0fc [ 95.046969][ T12] RBP: ff110000095ec000 R08: 1fe2200001aaf821 R09: ff11000001aed1d0 [ 95.047157][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 95.047403][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd31000 [ 95.047600][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.047828][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.047989][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.048182][ T12] PKRU: 55555554 [ 95.048277][ T12] Call Trace: [ 95.048427][ T12] [ 95.048494][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.048625][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.048727][ T12] netif_close_many (net/core/dev.c:1804) [ 95.048851][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.048975][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.049098][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.049222][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 95.049405][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 95.049563][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 95.049730][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.049856][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.050010][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.050135][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.050263][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 95.050472][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 95.050607][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 95.050739][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.050863][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 95.050991][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 95.051118][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 95.051258][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.051436][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.051563][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.051694][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.051822][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.051947][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.052070][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.052198][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.052329][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.052512][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.052649][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.052788][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.052915][ T12] kthread (kernel/kthread.c:436) [ 95.053009][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.053171][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.053298][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.053480][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.053642][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.053776][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.053902][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.056151][ T12] ------------[ cut here ]------------ | [ 95.056330][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.056655][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.057217][ T12] Tainted: [W]=WARN [ 95.057377][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.057589][ T12] Workqueue: netns cleanup_net [ 95.057787][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.058002][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.058518][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 95.058748][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d57ce40 RCX: 1ff4000000018eaf [ 95.058985][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57cefc [ 95.059224][ T12] RBP: ff1100000fd31000 R08: 1fe2200001aaf9e1 R09: ff11000001aed1d0 [ 95.059487][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 95.059747][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 95.059985][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.060260][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.060484][ T12] CR2: 00007ffe3b22a7e8 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 95.060757][ T12] PKRU: 55555554 [ 95.060902][ T12] Call Trace: [ 95.061047][ T12] [ 95.061163][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.061342][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 95.061536][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.061696][ T12] netif_close_many (net/core/dev.c:1804) [ 95.061884][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.062059][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.062235][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.062427][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 95.062616][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 95.062834][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 95.063045][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.063223][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.063445][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.063631][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.063818][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 95.064029][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 95.064211][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 95.064407][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.064587][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 95.064816][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 95.064997][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 95.065176][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.065372][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.065554][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.065747][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.065924][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.066104][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.066281][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.066479][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.066677][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.066863][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.067046][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.067228][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.067420][ T12] kthread (kernel/kthread.c:436) [ 95.067568][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.067790][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.067969][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.068150][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.068375][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.068556][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.068762][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.071589][ T12] ------------[ cut here ]------------ | [ 95.071768][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.072058][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.072606][ T12] Tainted: [W]=WARN [ 95.072756][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.072956][ T12] Workqueue: netns cleanup_net [ 95.073135][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.073362][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.073859][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 95.074063][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906580 RCX: 1ff4000000018ed5 [ 95.074298][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90663c [ 95.074545][ T12] RBP: ff110000095ec000 R08: 1fe2200001b20cc9 R09: ff11000001aed1d0 [ 95.074795][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.075026][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.075283][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.075560][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.075776][ T12] CR2: 00007ffe3b22a7e8 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 95.076011][ T12] PKRU: 55555554 [ 95.076151][ T12] Call Trace: [ 95.076294][ T12] [ 95.076421][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.076634][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.076844][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.077019][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.077195][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 95.077417][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 95.077596][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.077785][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 95.077958][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 95.078132][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 95.078307][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.078494][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.078681][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.078865][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.079039][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.079212][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.079401][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.079576][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.079771][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.079944][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.080123][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.080300][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.080486][ T12] kthread (kernel/kthread.c:436) [ 95.080638][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.080848][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.081021][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.081194][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.081410][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.081584][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.081773][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.084552][ T12] ------------[ cut here ]------------ | [ 95.084727][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.085012][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.086272][ T12] Tainted: [W]=WARN [ 95.086484][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.086751][ T12] Workqueue: netns cleanup_net [ 95.086975][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.087258][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.087817][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 95.088070][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906740 RCX: 1ff4000000018ed5 [ 95.088411][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9067fc [ 95.088697][ T12] RBP: ff1100000fd31000 R08: 1fe2200001b20d01 R09: ff11000001aed1d0 [ 95.088984][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.089261][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.089556][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.089875][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.090125][ T12] CR2: 00007ffe3b22a7e8 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 95.090419][ T12] PKRU: 55555554 [ 95.090619][ T12] Call Trace: [ 95.090813][ T12] [ 95.090972][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.091222][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.091478][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.091709][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.091936][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 95.092208][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 95.092440][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.092663][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 95.093027][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 95.093328][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 95.093590][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.093787][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.093962][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.094135][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.094305][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.094495][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.094679][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.094861][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.095038][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.095209][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.095400][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.095580][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.095771][ T12] kthread (kernel/kthread.c:436) [ 95.095914][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.096114][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.096308][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.096496][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.096708][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.096889][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.097061][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.099820][ T12] ------------[ cut here ]------------ | [ 95.099987][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.100271][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.101323][ T12] Tainted: [W]=WARN [ 95.101535][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.101801][ T12] Workqueue: netns cleanup_net [ 95.102025][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.102284][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.102857][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 95.103109][ T12] RAX: 00000000ffffffa6 RBX: ff11000010783e00 RCX: 1ff4000000018ed5 [ 95.103400][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783ebc [ 95.103688][ T12] RBP: ff1100000edec000 R08: 1fe22000020f07d9 R09: ff11000001aed1d0 [ 95.103965][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.104240][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.104536][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.104858][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.105106][ T12] CR2: 00007ffe3b22a7e8 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 95.105399][ T12] PKRU: 55555554 [ 95.105590][ T12] Call Trace: [ 95.105791][ T12] [ 95.105954][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.106206][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.106529][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.106808][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.107090][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 95.107412][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 95.107688][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.107963][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 95.108228][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 95.108521][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 95.108789][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.108961][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.109140][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.109314][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.109497][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.109683][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.109862][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.110037][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.110213][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.110399][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.110576][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.110771][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.110943][ T12] kthread (kernel/kthread.c:436) [ 95.111084][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.111286][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.111473][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.111657][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.111868][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.112041][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.112213][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.124314][ T2014] ------------[ cut here ]------------ | [ 95.124477][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.124757][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.125205][ T2014] Tainted: [W]=WARN [ 95.125305][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.125478][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.125656][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.126138][ T2014] RSP: 0018:ffa000000193fa80 EFLAGS: 00010286 [ 95.126308][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000278a740 RCX: 1ff4000000327f16 [ 95.126514][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a7fc [ 95.126724][ T2014] RBP: ff11000009bc1000 R08: 1fe22000004f1501 R09: ff1100000e26ae80 [ 95.126922][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.127120][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bc1000 [ 95.127324][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.127562][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.127735][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.127931][ T2014] PKRU: 55555554 [ 95.128030][ T2014] Call Trace: [ 95.128129][ T2014] [ 95.128199][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.128332][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.128472][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.128573][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.128713][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.128886][ T2014] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.129019][ T2014] register_netdev (net/core/dev.c:11552) [ 95.129153][ T2014] loopback_net_init (drivers/net/loopback.c:218) [ 95.129288][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.129395][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.129496][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.129631][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.129768][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.129911][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.130064][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.130200][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.130333][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.130484][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.130627][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.130767][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.130902][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.131039][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.131171][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.131304][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.131442][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.131574][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.131712][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.131883][ T2014] RIP: 0033:0x7f1227566bcb [ 95.132023][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.132513][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.132723][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.132922][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.133120][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.133322][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.133527][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.137919][ T2014] ------------[ cut here ]------------ | [ 95.138060][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.138321][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.138775][ T2014] Tainted: [W]=WARN [ 95.138875][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.139040][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.139211][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.139697][ T2014] RSP: 0018:ffa000000193f918 EFLAGS: 00010286 [ 95.139869][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000bcaf1c0 RCX: 1ff4000000327ee9 [ 95.140067][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf27c [ 95.140271][ T2014] RBP: ff1100000fa91000 R08: 1fe2200001795e51 R09: ff1100000e26ae80 [ 95.140476][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.140678][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa91000 [ 95.140884][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.141116][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.141285][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.141494][ T2014] PKRU: 55555554 [ 95.141595][ T2014] Call Trace: [ 95.141696][ T2014] [ 95.141769][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.141902][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.142035][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.142169][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.142304][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.142478][ T2014] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.142619][ T2014] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.142776][ T2014] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.142923][ T2014] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.143057][ T2014] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.143191][ T2014] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.143327][ T2014] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.143469][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.143571][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.143678][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.143816][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.143950][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.144087][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.144220][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.144363][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.144504][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.144641][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.144778][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.144941][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.145076][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.145210][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.145342][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.145479][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.145615][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.145754][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.145886][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.146049][ T2014] RIP: 0033:0x7f1227566bcb [ 95.146189][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.146667][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.146877][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.147091][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.147290][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.147493][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.147696][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.151657][ T2014] ------------[ cut here ]------------ | [ 95.151808][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.152073][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.152527][ T2014] Tainted: [W]=WARN [ 95.152630][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.152803][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.152976][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.153462][ T2014] RSP: 0018:ffa000000193f8f8 EFLAGS: 00010286 [ 95.153635][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000b236200 RCX: 1ff4000000327ee5 [ 95.153845][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2362bc [ 95.154048][ T2014] RBP: ff110000101f1000 R08: 1fe2200001646c59 R09: ff1100000e26ae80 [ 95.154246][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.154450][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101f1000 [ 95.154656][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.154897][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.155065][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.155268][ T2014] PKRU: 55555554 [ 95.155376][ T2014] Call Trace: [ 95.155476][ T2014] [ 95.155546][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.155686][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.155826][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.155931][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.156066][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.156234][ T2014] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.156378][ T2014] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.156513][ T2014] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.156652][ T2014] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.156791][ T2014] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.156928][ T2014] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.157065][ T2014] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 95.157205][ T2014] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 95.157343][ T2014] vti_init_net (net/ipv4/ip_vti.c:517) [ 95.157483][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.157610][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.157712][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.157851][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.157986][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.158123][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.158261][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.158404][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.158540][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.158679][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.158823][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.158958][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.159094][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.159231][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.159370][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.159506][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.159646][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.159787][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.159923][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.160091][ T2014] RIP: 0033:0x7f1227566bcb [ 95.160231][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.160729][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.160934][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.161141][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.161353][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.161557][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.161767][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.175576][ T2014] ------------[ cut here ]------------ | [ 95.175728][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.175993][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.176442][ T2014] Tainted: [W]=WARN [ 95.176543][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.176715][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.176895][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.177377][ T2014] RSP: 0018:ffa000000193fa78 EFLAGS: 00010286 [ 95.177551][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000b236e40 RCX: 1ff4000000327f15 [ 95.177763][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b236efc [ 95.177962][ T2014] RBP: ff1100000feac000 R08: 1fe2200001646de1 R09: ff1100000e26ae80 [ 95.178162][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.178364][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feac000 [ 95.178595][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.178839][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.179005][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.179206][ T2014] PKRU: 55555554 [ 95.179305][ T2014] Call Trace: [ 95.179409][ T2014] [ 95.179479][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.179618][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.179759][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.179860][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.179993][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.180157][ T2014] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.180292][ T2014] register_netdev (net/core/dev.c:11552) [ 95.180431][ T2014] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 95.180566][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.180672][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.180779][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.180912][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.181044][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.181179][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.181315][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.181458][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.181595][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.181734][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.181865][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.181997][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.182132][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.182267][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.182403][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.182536][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.182673][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.182812][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.182946][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.183114][ T2014] RIP: 0033:0x7f1227566bcb [ 95.183254][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.183737][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.183936][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.184132][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.184330][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.184533][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.184739][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.189045][ T2014] ------------[ cut here ]------------ | [ 95.189182][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.189446][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.189899][ T2014] Tainted: [W]=WARN [ 95.190000][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.190167][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.190338][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.190828][ T2014] RSP: 0018:ffa000000193fa68 EFLAGS: 00010286 [ 95.190995][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff4000000327f13 [ 95.191192][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 95.191393][ T2014] RBP: ff11000006271000 R08: 1fe22000019ea3d9 R09: ff1100000e26ae80 [ 95.191594][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.191796][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006271000 [ 95.191994][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.192226][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.192396][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.192600][ T2014] PKRU: 55555554 [ 95.192700][ T2014] Call Trace: [ 95.192803][ T2014] [ 95.192871][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.193004][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.193142][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.193243][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.193385][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.193554][ T2014] register_netdev (net/core/dev.c:11552) [ 95.193690][ T2014] sit_init_net (net/ipv6/sit.c:1860) [ 95.193829][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.193930][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.194030][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.194162][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.194298][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.194437][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.194572][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.194712][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.194852][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.194984][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.195143][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.195278][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.195416][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.195550][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.195688][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.195825][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.195959][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.196093][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.196226][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.196397][ T2014] RIP: 0033:0x7f1227566bcb [ 95.196535][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.197039][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.197237][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.197440][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.197644][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.197867][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.198065][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.202873][ T2014] ------------[ cut here ]------------ | [ 95.203020][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.203285][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.203744][ T2014] Tainted: [W]=WARN [ 95.203845][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.204011][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.204183][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.204678][ T2014] RSP: 0018:ffa000000193fa78 EFLAGS: 00010286 [ 95.204854][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000a130580 RCX: 1ff4000000327f15 [ 95.205052][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13063c [ 95.205263][ T2014] RBP: ff11000007c19000 R08: 1fe22000014260c9 R09: ff1100000e26ae80 [ 95.205467][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.205673][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c19000 [ 95.205880][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.206138][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.206305][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.206515][ T2014] PKRU: 55555554 [ 95.206620][ T2014] Call Trace: [ 95.206728][ T2014] [ 95.206798][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.206931][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.207068][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.207170][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.207305][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.207491][ T2014] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.207630][ T2014] register_netdev (net/core/dev.c:11552) [ 95.207775][ T2014] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 95.207909][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.208013][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.208115][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.208248][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.208385][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.208524][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.208661][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.208802][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.208939][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.209077][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.209210][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.209344][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.209486][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.209627][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.209766][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.209902][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.210035][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.210168][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.210301][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.210471][ T2014] RIP: 0033:0x7f1227566bcb [ 95.210614][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.211096][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.211296][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.211500][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.211703][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.211910][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.212109][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.216030][ T2014] ------------[ cut here ]------------ | [ 95.216170][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.216952][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.217450][ T2014] Tainted: [W]=WARN [ 95.217550][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.217725][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.217897][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.218427][ T2014] RSP: 0018:ffa000000193f918 EFLAGS: 00010286 [ 95.218659][ T2014] RAX: 00000000ffffffa6 RBX: ff110000057ba740 RCX: 1ff4000000327ee9 [ 95.218860][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba7fc [ 95.219067][ T2014] RBP: ff1100000ed11000 R08: 1fe2200000af7501 R09: ff1100000e26ae80 [ 95.219267][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.219522][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed11000 [ 95.219731][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.219962][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.220128][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.220328][ T2014] PKRU: 55555554 [ 95.220483][ T2014] Call Trace: [ 95.220588][ T2014] [ 95.220656][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.220793][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.220925][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.221027][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.221162][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.221331][ T2014] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.221522][ T2014] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.221659][ T2014] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.221797][ T2014] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.221933][ T2014] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.222064][ T2014] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.222198][ T2014] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.222334][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.222502][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.222629][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.222767][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.222907][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.223041][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.223174][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.223311][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.223502][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.223639][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.223777][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.223908][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.224041][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.224176][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.224308][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.224496][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.224630][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.224765][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.224897][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.225059][ T2014] RIP: 0033:0x7f1227566bcb [ 95.225196][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.225740][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.225939][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.226136][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.226334][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.226595][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.226798][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.243957][ T2014] ------------[ cut here ]------------ | [ 95.244139][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2014 | [ 95.244415][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.244880][ T2014] Tainted: [W]=WARN [ 95.244980][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.245144][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.245316][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.245806][ T2014] RSP: 0018:ffa000000193f918 EFLAGS: 00010286 [ 95.245973][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000eecc200 RCX: 1ff4000000327ee9 [ 95.246175][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc2bc [ 95.246382][ T2014] RBP: ff11000010484000 R08: 1fe2200001dd9859 R09: ff1100000e26ae80 [ 95.246591][ T2014] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 95.246796][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010484000 [ 95.246993][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 95.247225][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.247396][ T2014] CR2: 000055f6a15ced5c CR3: 000000000fce5005 CR4: 0000000000771ef0 [ 95.247597][ T2014] PKRU: 55555554 [ 95.247698][ T2014] Call Trace: [ 95.247805][ T2014] [ 95.247875][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.248007][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.248146][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.248251][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.248393][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.248558][ T2014] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.248699][ T2014] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.248841][ T2014] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.248972][ T2014] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.249108][ T2014] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.249242][ T2014] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.249383][ T2014] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.249520][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.249627][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.249735][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.249876][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.250018][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.250159][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.250295][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.250437][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.250572][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.250710][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.250855][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.250986][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.251118][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.251253][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.251393][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.251525][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.251666][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.251802][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.251949][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.252113][ T2014] RIP: 0033:0x7f1227566bcb [ 95.252253][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.252780][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.252980][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.253186][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.253397][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.253608][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.253820][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.259130][ T2014] ------------[ cut here ]------------ | [ 95.259285][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2014 | [ 95.259972][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.260416][ T2014] Tainted: [W]=WARN [ 95.260530][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.260700][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.260875][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.261432][ T2014] RSP: 0018:ffa000000193f918 EFLAGS: 00010286 [ 95.261606][ T2014] RAX: 00000000ffffffa6 RBX: ff1100001278ec80 RCX: 1ff4000000327ee9 [ 95.261811][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001278ed3c [ 95.262013][ T2014] RBP: ff1100000ede9000 R08: 1fe22000024f1da9 R09: ff1100000e26ae80 [ 95.262217][ T2014] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 95.262475][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ede9000 [ 95.262683][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 95.262928][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.263099][ T2014] CR2: 000055f6a15ced5c CR3: 000000000fce5005 CR4: 0000000000771ef0 [ 95.263302][ T2014] PKRU: 55555554 [ 95.263459][ T2014] Call Trace: [ 95.263560][ T2014] [ 95.263632][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.263770][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.263903][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.264007][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.264144][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.264309][ T2014] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.264501][ T2014] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.264641][ T2014] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.264780][ T2014] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.264914][ T2014] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.265051][ T2014] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.265187][ T2014] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.265321][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.265481][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.265585][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.265723][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.265856][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.265990][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.266125][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.266262][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.266453][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.266592][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.266731][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.266863][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.266997][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.267132][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.267265][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.267502][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.267644][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.267782][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.267914][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.268078][ T2014] RIP: 0033:0x7f1227566bcb [ 95.268216][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.268757][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.268955][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.269152][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.269402][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.269606][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.269808][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.271790][ T12] ------------[ cut here ]------------ | [ 95.271962][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.272252][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.272830][ T12] Tainted: [W]=WARN [ 95.272974][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.273179][ T12] Workqueue: netns cleanup_net [ 95.273373][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.273600][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.274098][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 95.274303][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecda80 RCX: 1ff4000000018ec7 [ 95.274567][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdb3c [ 95.274817][ T12] RBP: ff11000009ba2000 R08: 1fe2200001dd9b69 R09: ff11000001aed1d0 [ 95.275053][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 95.275289][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 95.275541][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.275836][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.276043][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 95.276279][ T12] PKRU: 55555554 [ 95.276430][ T12] Call Trace: [ 95.276574][ T12] [ 95.276698][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.276883][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.277031][ T12] netif_close_many (net/core/dev.c:1804) [ 95.277206][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 95.277397][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 95.277610][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 95.277828][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.278006][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.278209][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.278400][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.278577][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.278770][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.278945][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.279121][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.279298][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.279492][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.279675][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.279861][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.280036][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.280209][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.280400][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.280574][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.280769][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.280950][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.281126][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.281305][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.281502][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.281689][ T12] kthread (kernel/kthread.c:436) [ 95.281843][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.282049][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.282225][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.282418][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.282632][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.282817][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.282993][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.285201][ T12] ------------[ cut here ]------------ | [ 95.285395][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.285706][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.286273][ T12] Tainted: [W]=WARN [ 95.286688][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.286909][ T12] Workqueue: netns cleanup_net [ 95.287106][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.287324][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.287861][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 95.288073][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a3c0 RCX: 1ff4000000018e80 [ 95.288314][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a47c [ 95.288569][ T12] RBP: ff11000009839000 R08: 1fe22000018af491 R09: ff11000001aed1d0 [ 95.288826][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 95.289067][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 95.289310][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.289596][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.289821][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 95.290064][ T12] PKRU: 55555554 [ 95.290210][ T12] Call Trace: [ 95.290372][ T12] [ 95.290490][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.290684][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.290842][ T12] netif_close_many (net/core/dev.c:1804) [ 95.291023][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 95.291203][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.291402][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 95.291589][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 95.291783][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 95.291962][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 95.292141][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 95.292327][ T12] notifier_call_chain (kernel/notifier.c:85) [ 95.292524][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 95.292728][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 95.292909][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 95.293122][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 95.293337][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.293536][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.293766][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.293947][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.294128][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.294309][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.294501][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.294697][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.294888][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.295070][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.295247][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.295446][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.295639][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.295826][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.296007][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.296186][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.296380][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.296563][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.296754][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.296941][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.297124][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.297302][ T12] kthread (kernel/kthread.c:436) [ 95.297465][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.297686][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.297872][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.298052][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.298265][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.298461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.298651][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.301289][ T12] ------------[ cut here ]------------ | [ 95.301481][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.301780][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.302301][ T12] Tainted: [W]=WARN [ 95.302914][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.303172][ T12] Workqueue: netns cleanup_net [ 95.303409][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.303667][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.304195][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.304459][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0580 RCX: 1ff4000000018eed [ 95.304751][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a063c [ 95.305021][ T12] RBP: ff11000004e54000 R08: 1fe22000025140c9 R09: ff11000001aed1d0 [ 95.305291][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.305579][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.305874][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.306175][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.306434][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 95.306730][ T12] PKRU: 55555554 [ 95.306914][ T12] Call Trace: [ 95.307097][ T12] [ 95.307256][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.307519][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.307780][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.308050][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.308247][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.308428][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.308600][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.308784][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.308956][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.309124][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.309298][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.309483][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.309662][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.309847][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.310016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.310188][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.310375][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.310546][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.310738][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.310913][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.311085][ T12] kthread (kernel/kthread.c:436) [ 95.311226][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.311439][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.311631][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.311813][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.312011][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.312180][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.312368][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.322993][ T12] ------------[ cut here ]------------ | [ 95.323131][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.323376][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.323814][ T12] Tainted: [W]=WARN [ 95.323903][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.324051][ T12] Workqueue: netns cleanup_net [ 95.324173][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.324326][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.324775][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.324924][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1c40 RCX: 1ff4000000018eed [ 95.325105][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1cfc [ 95.325283][ T12] RBP: ff11000005804000 R08: 1fe22000025143a1 R09: ff11000001aed1d0 [ 95.325471][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.325652][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.325835][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.326043][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.326196][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.326383][ T12] PKRU: 55555554 [ 95.326473][ T12] Call Trace: [ 95.326562][ T12] [ 95.326627][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.326796][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.326943][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.327063][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.327183][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.327301][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.327428][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.327548][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.327672][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.327809][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.327932][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.328053][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.328171][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.328296][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.328419][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.328541][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.328668][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.328793][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.328916][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.329038][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.329160][ T12] kthread (kernel/kthread.c:436) [ 95.329254][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.329405][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.329525][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.329647][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.329802][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.329921][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.330044][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.332337][ T12] ------------[ cut here ]------------ | [ 95.332463][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.332703][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.333130][ T12] Tainted: [W]=WARN [ 95.333223][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.333383][ T12] Workqueue: netns cleanup_net [ 95.333509][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.333671][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.334097][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.334245][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa283c0 RCX: 1ff4000000018eed [ 95.334428][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2847c [ 95.334613][ T12] RBP: ff1100000ffa4000 R08: 1fe2200001f45091 R09: ff11000001aed1d0 [ 95.334796][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.334973][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.335150][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.335361][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.335511][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.335692][ T12] PKRU: 55555554 [ 95.335786][ T12] Call Trace: [ 95.335874][ T12] [ 95.335937][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.336093][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.336239][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.336361][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.336484][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.336609][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.336733][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.336853][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.336978][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.337100][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.337224][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.337353][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.337471][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.337594][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.337712][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.337840][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.337961][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.338079][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.338204][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.338329][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.338455][ T12] kthread (kernel/kthread.c:436) [ 95.338545][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.338701][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.338824][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.338945][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.339094][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.339212][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.339331][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.341335][ T12] ------------[ cut here ]------------ | [ 95.341457][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.341693][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.342117][ T12] Tainted: [W]=WARN [ 95.342205][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.342359][ T12] Workqueue: netns cleanup_net [ 95.342484][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.342642][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.343069][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.343216][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29380 RCX: 1ff4000000018eed [ 95.343395][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2943c [ 95.343571][ T12] RBP: ff11000009979000 R08: 1fe2200001f45289 R09: ff11000001aed1d0 [ 95.343759][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.343935][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.344115][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.344322][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.344475][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.344662][ T12] PKRU: 55555554 [ 95.344763][ T12] Call Trace: [ 95.344851][ T12] [ 95.344913][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.345064][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.345214][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.345333][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.345459][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.345576][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.345705][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.345831][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.345951][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.346068][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.346193][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.346313][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.346438][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.346560][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.346680][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.346805][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.346929][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.347052][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.347175][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.347298][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.347420][ T12] kthread (kernel/kthread.c:436) [ 95.347512][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.347663][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.347786][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.347910][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.348059][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.348178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.348301][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.350527][ T12] ------------[ cut here ]------------ | [ 95.350651][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.350890][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.351309][ T12] Tainted: [W]=WARN [ 95.351405][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.351558][ T12] Workqueue: netns cleanup_net [ 95.351684][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.351849][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.352275][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.352432][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187380 RCX: 1ff4000000018eed [ 95.352619][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18743c [ 95.352803][ T12] RBP: ff110000024dc000 R08: 1fe2200001430e89 R09: ff11000001aed1d0 [ 95.352979][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.353158][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.353337][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.353553][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.353709][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.353898][ T12] PKRU: 55555554 [ 95.353988][ T12] Call Trace: [ 95.354082][ T12] [ 95.354144][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.354298][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.354457][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.354576][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.354702][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.354829][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.354949][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.355075][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.355198][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.355319][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.355446][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.355568][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.355694][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.355820][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.355939][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.356062][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.356187][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.356308][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.356437][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.356563][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.356686][ T12] kthread (kernel/kthread.c:436) [ 95.356782][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.356935][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.357056][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.357176][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.357326][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.357450][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.357570][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.359841][ T12] ------------[ cut here ]------------ | [ 95.359967][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.360201][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.360638][ T12] Tainted: [W]=WARN [ 95.360736][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.360888][ T12] Workqueue: netns cleanup_net [ 95.361013][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.361169][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.361608][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.361764][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff4000000018eed [ 95.361942][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 95.362119][ T12] RBP: ff1100000ff3c000 R08: 1fe2200001f77d01 R09: ff11000001aed1d0 [ 95.362303][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.362487][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.362675][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.362890][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.363040][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.363221][ T12] PKRU: 55555554 [ 95.363317][ T12] Call Trace: [ 95.363411][ T12] [ 95.363476][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.363633][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.363789][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.363913][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.364034][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.364158][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.364283][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.364409][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.364532][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.364658][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.364788][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.364911][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.365034][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.365155][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.365279][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.365406][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.365532][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.365656][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.365789][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.365914][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.366039][ T12] kthread (kernel/kthread.c:436) [ 95.366130][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.366281][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.366406][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.366529][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.366684][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.366811][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.366936][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.373419][ T12] ------------[ cut here ]------------ | [ 95.373638][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.373882][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.374388][ T12] Tainted: [W]=WARN [ 95.374482][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.374638][ T12] Workqueue: netns cleanup_net [ 95.374855][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.375011][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.375526][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.375680][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf1c0 RCX: 1ff4000000018eed [ 95.375939][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf27c [ 95.376119][ T12] RBP: ff110000100b9000 R08: 1fe2200001f77e51 R09: ff11000001aed1d0 [ 95.376299][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.376559][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.376749][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.376960][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.377192][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.377379][ T12] PKRU: 55555554 [ 95.377470][ T12] Call Trace: [ 95.377641][ T12] [ 95.377704][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.377865][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.378016][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.378213][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.378337][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.378463][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.378590][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.378793][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.378920][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.379043][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.379168][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.379375][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.379496][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.379624][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.379750][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.379946][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.380070][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.380191][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.380316][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.380522][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.380648][ T12] kthread (kernel/kthread.c:436) [ 95.380748][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.380898][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.381092][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.381213][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.381368][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.381489][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.381689][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.384234][ T12] ------------[ cut here ]------------ | [ 95.384359][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.384682][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.385190][ T12] Tainted: [W]=WARN [ 95.385281][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.385436][ T12] Workqueue: netns cleanup_net [ 95.385562][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.385810][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.386237][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.386479][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff4000000018eed [ 95.386662][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 95.386923][ T12] RBP: ff1100000fa94000 R08: 1fe2200001f77ec1 R09: ff11000001aed1d0 [ 95.387102][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.387279][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.387466][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.387679][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.387839][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.388094][ T12] PKRU: 55555554 [ 95.388183][ T12] Call Trace: [ 95.388272][ T12] [ 95.388334][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.388568][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.388730][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.388851][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.388978][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.389171][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.389310][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.389442][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.389567][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.389770][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.389892][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.390012][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.390138][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.390331][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.390459][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.390585][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.390712][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.390910][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.391034][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.391159][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.391279][ T12] kthread (kernel/kthread.c:436) [ 95.391448][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.391599][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.391728][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.391851][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.392078][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.392197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.392318][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.394934][ T12] ------------[ cut here ]------------ | [ 95.395052][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.395286][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.395727][ T12] Tainted: [W]=WARN [ 95.395817][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.395967][ T12] Workqueue: netns cleanup_net [ 95.396092][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.396248][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.396686][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.396840][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe040 RCX: 1ff4000000018eed [ 95.397018][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe0fc [ 95.397199][ T12] RBP: ff11000012744000 R08: 1fe2200001f77c21 R09: ff11000001aed1d0 [ 95.397381][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.397558][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.397746][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.397955][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.398106][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.398285][ T12] PKRU: 55555554 [ 95.398380][ T12] Call Trace: [ 95.398469][ T12] [ 95.398531][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.398683][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.398839][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.398960][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.399079][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.399198][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.399319][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.399446][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.399573][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.399696][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.399821][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.399941][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.400061][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.400182][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.400300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.400426][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.400549][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.400672][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.400803][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.400927][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.401046][ T12] kthread (kernel/kthread.c:436) [ 95.401135][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.401284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.401410][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.401536][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.401689][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.401818][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.401939][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.404797][ T12] ------------[ cut here ]------------ | [ 95.404924][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 95.405242][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.406674][ T12] Tainted: [W]=WARN [ 95.406775][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.406935][ T12] Workqueue: netns cleanup_net [ 95.407063][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.407226][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.407778][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 95.407933][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26c80 RCX: 1ff4000000018e99 [ 95.408115][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26d3c [ 95.408298][ T12] RBP: ff11000009839000 R08: 1fe22000017a4da9 R09: ff11000001aed1d0 [ 95.408572][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.408767][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.408951][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.409167][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.409322][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.409599][ T12] PKRU: 55555554 [ 95.409693][ T12] Call Trace: [ 95.409789][ T12] [ 95.409854][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.410010][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.410165][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 95.410290][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.410497][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 95.410656][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 95.410788][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 95.410911][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 95.411034][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 95.411161][ T12] notifier_call_chain (kernel/notifier.c:85) [ 95.411290][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 95.411536][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.411695][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.411824][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.411949][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.412073][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.412196][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.412323][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.412621][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.412756][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.412884][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.413008][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.413131][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.413256][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.413556][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.413686][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.413822][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.413948][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.414075][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.414204][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.414334][ T12] kthread (kernel/kthread.c:436) [ 95.414596][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.414758][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.414882][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.415007][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.415161][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.415285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.415569][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.420107][ T12] ------------[ cut here ]------------ | [ 95.420280][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.420580][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.421124][ T12] Tainted: [W]=WARN [ 95.421264][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.421624][ T12] Workqueue: netns cleanup_net [ 95.421806][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.422011][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.422501][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 95.422713][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27540 RCX: 1ff4000000018eed [ 95.422949][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd275fc [ 95.423176][ T12] RBP: ff11000009ba2000 R08: 1fe22000017a4ec1 R09: ff11000001aed1d0 [ 95.423442][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.423682][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.423924][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.424184][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.424401][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 95.424640][ T12] PKRU: 55555554 [ 95.424790][ T12] Call Trace: [ 95.424931][ T12] [ 95.425044][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.425248][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.425459][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 95.425645][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 95.425826][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.425997][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 95.426169][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.426342][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 95.426530][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.426709][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.426894][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.427072][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.427243][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.427430][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.427604][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.427791][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.427966][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.428136][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.428315][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.428505][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.428691][ T12] kthread (kernel/kthread.c:436) [ 95.428841][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.429043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.429214][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.429402][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.429610][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.429794][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.429966][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.447399][ T2014] ------------[ cut here ]------------ | [ 95.447555][ T2014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2014 | [ 95.447829][ T2014] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.448280][ T2014] Tainted: [W]=WARN [ 95.448394][ T2014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.448563][ T2014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.448751][ T2014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.449255][ T2014] RSP: 0018:ffa000000193fa70 EFLAGS: 00010286 [ 95.449432][ T2014] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff4000000327f14 [ 95.449646][ T2014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 95.449854][ T2014] RBP: ff11000008dac000 R08: 1fe22000017a4fd9 R09: ff1100000e26ae80 [ 95.450055][ T2014] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.450259][ T2014] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dac000 [ 95.450480][ T2014] FS: 00007f12272a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.450729][ T2014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.450901][ T2014] CR2: 00007f12274b0690 CR3: 000000000fce5006 CR4: 0000000000771ef0 [ 95.451107][ T2014] PKRU: 55555554 [ 95.451208][ T2014] Call Trace: [ 95.451308][ T2014] [ 95.451387][ T2014] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.451524][ T2014] ? notifier_call_chain (kernel/notifier.c:85) [ 95.451661][ T2014] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.451768][ T2014] register_netdevice (net/core/dev.c:11488) [ 95.451907][ T2014] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.452078][ T2014] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.452215][ T2014] register_netdev (net/core/dev.c:11552) [ 95.452354][ T2014] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 95.452493][ T2014] ops_init (net/core/net_namespace.c:137) [ 95.452599][ T2014] setup_net (net/core/net_namespace.c:446) [ 95.452703][ T2014] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.452845][ T2014] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.452979][ T2014] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.453117][ T2014] copy_net_ns (net/core/net_namespace.c:579) [ 95.453261][ T2014] create_new_namespaces (kernel/nsproxy.c:132) [ 95.453405][ T2014] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.453541][ T2014] ksys_unshare (kernel/fork.c:3243) [ 95.453680][ T2014] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.453822][ T2014] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.453955][ T2014] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.454091][ T2014] ? __ia32_sys_open (fs/open.c:1374) [ 95.454228][ T2014] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.454369][ T2014] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.454504][ T2014] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.454644][ T2014] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.454784][ T2014] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.454920][ T2014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.455096][ T2014] RIP: 0033:0x7f1227566bcb [ 95.455240][ T2014] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.455734][ T2014] RSP: 002b:00007ffd2ce2f1f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.455937][ T2014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1227566bcb [ 95.456136][ T2014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.456336][ T2014] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.456543][ T2014] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2ce31420 [ 95.456755][ T2014] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2ce32877 | [ 95.461989][ T12] ------------[ cut here ]------------ | [ 95.462171][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 95.462480][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.463419][ T12] Tainted: [W]=WARN [ 95.463561][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.463840][ T12] Workqueue: netns cleanup_net [ 95.464023][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.464236][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.464754][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 95.464959][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff4000000018ed5 [ 95.465189][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 95.465429][ T12] RBP: ff11000008f79000 R08: 1fe22000016c6cc9 R09: ff11000001aed1d0 [ 95.465669][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.465910][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.466143][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.466420][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.466629][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 95.466874][ T12] PKRU: 55555554 [ 95.467016][ T12] Call Trace: [ 95.467157][ T12] [ 95.467270][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 95.467491][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 95.467705][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 95.467890][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 95.468068][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.468240][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 95.468425][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 95.468608][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 95.468795][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 95.468967][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.469174][ T12] cleanup_net (net/core/net_namespace.c:702) [ 95.469365][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 95.469544][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 95.469739][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.469915][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.470090][ T12] process_one_work (kernel/workqueue.c:3314) [ 95.470269][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.470455][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.470643][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.470839][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.471011][ T12] kthread (kernel/kthread.c:436) [ 95.471153][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.471368][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.471543][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.471738][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.471970][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.472143][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 95.472318][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.493619][ T2015] ------------[ cut here ]------------ | [ 95.493792][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2015 | [ 95.494060][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.494524][ T2015] Tainted: [W]=WARN [ 95.494629][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.494804][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.494978][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.495457][ T2015] RSP: 0018:ffa00000016afa80 EFLAGS: 00010286 [ 95.495627][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000b636e40 RCX: 1ff40000002d5f16 [ 95.495831][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636efc [ 95.496029][ T2015] RBP: ff1100001063c000 R08: 1fe22000016c6de1 R09: ff1100000e26d180 [ 95.496228][ T2015] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 95.496433][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001063c000 [ 95.496643][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 95.496883][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.497049][ T2015] CR2: 00007f0d19156430 CR3: 000000000fce5002 CR4: 0000000000771ef0 [ 95.497251][ T2015] PKRU: 55555554 [ 95.497356][ T2015] Call Trace: [ 95.497461][ T2015] [ 95.497535][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.497675][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.497814][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.497916][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.498050][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.498216][ T2015] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.498358][ T2015] register_netdev (net/core/dev.c:11552) [ 95.498493][ T2015] loopback_net_init (drivers/net/loopback.c:218) [ 95.498631][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.498738][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.498839][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.498970][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.499104][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.499243][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.499383][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.499521][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.499659][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.499796][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.499928][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.500063][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.500197][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.500331][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.500483][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.500620][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.500760][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.500894][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.501028][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.501194][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.501332][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.501829][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.502030][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.502226][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.502491][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.502693][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.502894][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.507196][ T2015] ------------[ cut here ]------------ | [ 95.507857][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2015 | [ 95.508126][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.508625][ T2015] Tainted: [W]=WARN [ 95.508732][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.508898][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.509073][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.509606][ T2015] RSP: 0018:ffa00000016af918 EFLAGS: 00010286 [ 95.509779][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000cf503c0 RCX: 1ff40000002d5ee9 [ 95.509976][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5047c [ 95.510173][ T2015] RBP: ff110000050c9000 R08: 1fe22000019ea091 R09: ff1100000e26d180 [ 95.510427][ T2015] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 95.510628][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c9000 [ 95.510879][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 95.511109][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.511274][ T2015] CR2: 00007f0d19156430 CR3: 000000000fce5002 CR4: 0000000000771ef0 [ 95.511551][ T2015] PKRU: 55555554 [ 95.511655][ T2015] Call Trace: [ 95.511762][ T2015] [ 95.511830][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.511966][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.512099][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.512200][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.512334][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.512556][ T2015] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.512695][ T2015] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.512833][ T2015] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.512967][ T2015] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.513101][ T2015] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.513240][ T2015] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.513435][ T2015] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.513571][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.513677][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.513784][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.513917][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.514049][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.514185][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.514318][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.514512][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.514650][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.514788][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.514922][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.515064][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.515206][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.515405][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.515537][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.515675][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.515812][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.515949][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.516088][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.516251][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.516446][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.516921][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.517139][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.517335][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.517595][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.517797][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.517995][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.528633][ T2015] ------------[ cut here ]------------ | [ 95.528787][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2015 | [ 95.529054][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.529514][ T2015] Tainted: [W]=WARN [ 95.529622][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.529797][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.529974][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.530460][ T2015] RSP: 0018:ffa00000016af8f8 EFLAGS: 00010286 [ 95.530633][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000c178040 RCX: 1ff40000002d5ee5 [ 95.530839][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1780fc [ 95.531040][ T2015] RBP: ff1100000a0c9000 R08: 1fe220000182f021 R09: ff1100000e26d180 [ 95.531237][ T2015] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.531443][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000 [ 95.531654][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.531895][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.532063][ T2015] CR2: 000055f6c13d6c38 CR3: 000000000fce5003 CR4: 0000000000771ef0 [ 95.532266][ T2015] PKRU: 55555554 [ 95.532373][ T2015] Call Trace: [ 95.532472][ T2015] [ 95.532542][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.532682][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.532823][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.532929][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.533065][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.533233][ T2015] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.533377][ T2015] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.533516][ T2015] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.533656][ T2015] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.533799][ T2015] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.533933][ T2015] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.534069][ T2015] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 95.534206][ T2015] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 95.534342][ T2015] vti_init_net (net/ipv4/ip_vti.c:517) [ 95.534484][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.534594][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.534698][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.534839][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.534974][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.535111][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.535247][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.535421][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.535560][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.535697][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.535838][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.535972][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.536107][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.536243][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.536383][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.536521][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.536660][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.536797][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.536931][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.537096][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.537236][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.537731][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.537938][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.538143][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.538342][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.538552][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.538763][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.542911][ T2015] ------------[ cut here ]------------ | [ 95.543054][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2015 | [ 95.543318][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.544278][ T2015] Tainted: [W]=WARN [ 95.544436][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.544608][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.544787][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.545259][ T2015] RSP: 0018:ffa00000016afa78 EFLAGS: 00010286 [ 95.545482][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000d7e2900 RCX: 1ff40000002d5f15 [ 95.545753][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e29bc [ 95.545954][ T2015] RBP: ff1100000fa71000 R08: 1fe2200001afc539 R09: ff1100000e26d180 [ 95.546154][ T2015] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.546410][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa71000 [ 95.546619][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.546861][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.547029][ T2015] CR2: 000055f6c13d6c38 CR3: 000000000fce5003 CR4: 0000000000771ef0 [ 95.547230][ T2015] PKRU: 55555554 [ 95.547328][ T2015] Call Trace: [ 95.547484][ T2015] [ 95.547553][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.547692][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.547831][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.547933][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.548067][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.548233][ T2015] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.548424][ T2015] register_netdev (net/core/dev.c:11552) [ 95.548556][ T2015] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 95.548697][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.548846][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.548947][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.549079][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.549212][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.549402][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.549538][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.549678][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.549817][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.549948][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.550081][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.550214][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.550407][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.550544][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.550680][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.550821][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.550953][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.551085][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.551219][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.551442][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.551583][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.552068][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.552266][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.552526][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.552732][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.552929][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.553126][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.564252][ T2015] ------------[ cut here ]------------ | [ 95.564414][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2015 | [ 95.564684][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.565128][ T2015] Tainted: [W]=WARN [ 95.565228][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.565398][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.565573][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.566062][ T2015] RSP: 0018:ffa00000016afa68 EFLAGS: 00010286 [ 95.566230][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000d907a80 RCX: 1ff40000002d5f13 [ 95.566465][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907b3c [ 95.566674][ T2015] RBP: ff11000009b11000 R08: 1fe2200001b20f69 R09: ff1100000e26d180 [ 95.566878][ T2015] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.567075][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b11000 [ 95.567276][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.567516][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.567688][ T2015] CR2: 00007f4e2aaa0f98 CR3: 000000000fce5001 CR4: 0000000000771ef0 [ 95.567892][ T2015] PKRU: 55555554 [ 95.567992][ T2015] Call Trace: [ 95.568090][ T2015] [ 95.568159][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.568292][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.568429][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.568530][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.568667][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.568841][ T2015] register_netdev (net/core/dev.c:11552) [ 95.568977][ T2015] sit_init_net (net/ipv6/sit.c:1860) [ 95.569110][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.569211][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.569310][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.569446][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.569581][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.569724][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.569858][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.569994][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.570126][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.570260][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.570395][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.570526][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.570661][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.570805][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.570938][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.571068][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.571199][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.571337][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.571478][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.571645][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.571789][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.572263][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.572480][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.572682][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.572884][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.573082][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.573277][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.578025][ T2015] ------------[ cut here ]------------ | [ 95.578184][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2015 | [ 95.578452][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.578906][ T2015] Tainted: [W]=WARN [ 95.579008][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.579173][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.579354][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.579835][ T2015] RSP: 0018:ffa00000016afa78 EFLAGS: 00010286 [ 95.580003][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff40000002d5f15 [ 95.580203][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 95.580409][ T2015] RBP: ff1100000997c000 R08: 1fe2200001f45021 R09: ff1100000e26d180 [ 95.580614][ T2015] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.580823][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000997c000 [ 95.581025][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.581261][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.581435][ T2015] CR2: 00007f4e2aaa0f98 CR3: 000000000fce5001 CR4: 0000000000771ef0 [ 95.581642][ T2015] PKRU: 55555554 [ 95.581749][ T2015] Call Trace: [ 95.581851][ T2015] [ 95.581920][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.582053][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.582189][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.582292][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.582431][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.582601][ T2015] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.582742][ T2015] register_netdev (net/core/dev.c:11552) [ 95.582875][ T2015] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 95.583010][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.583112][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.583215][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.583353][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.583488][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.583627][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.583768][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.583903][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.584039][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.584171][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.584305][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.584443][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.584578][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.584722][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.584855][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.584988][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.585121][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.585254][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.585393][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.585559][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.585699][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.586177][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.586383][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.586595][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.586797][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.586994][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.587192][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.591106][ T2015] ------------[ cut here ]------------ | [ 95.591242][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2015 | [ 95.592030][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.592527][ T2015] Tainted: [W]=WARN [ 95.592631][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.592802][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.592974][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.593504][ T2015] RSP: 0018:ffa00000016af918 EFLAGS: 00010286 [ 95.593680][ T2015] RAX: 00000000ffffffa6 RBX: ff110000057bb540 RCX: 1ff40000002d5ee9 [ 95.593884][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb5fc [ 95.594083][ T2015] RBP: ff1100000e964000 R08: 1fe2200000af76c1 R09: ff1100000e26d180 [ 95.594281][ T2015] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 95.594542][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e964000 [ 95.594749][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.594986][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.595155][ T2015] CR2: 00007f4e2aaa0f98 CR3: 000000000fce5001 CR4: 0000000000771ef0 [ 95.595414][ T2015] PKRU: 55555554 [ 95.595516][ T2015] Call Trace: [ 95.595621][ T2015] [ 95.595691][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.595827][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.595961][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.596065][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.596198][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.596417][ T2015] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.596555][ T2015] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.596692][ T2015] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.596827][ T2015] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.596962][ T2015] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.597095][ T2015] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.597229][ T2015] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.597418][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.597523][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.597627][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.597801][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.597934][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.598073][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.598208][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.598343][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.598534][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.598672][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.598811][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.598952][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.599085][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.599222][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.599411][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.599544][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.599683][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.599822][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.599954][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.600117][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.600260][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.600800][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.601000][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.601197][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.601449][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.601651][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.601853][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.613801][ T2015] ------------[ cut here ]------------ | [ 95.613994][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2015 | [ 95.614307][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.614883][ T2015] Tainted: [W]=WARN [ 95.615036][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.615252][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.615490][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.616034][ T2015] RSP: 0018:ffa00000016af918 EFLAGS: 00010286 [ 95.616255][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000ff5b700 RCX: 1ff40000002d5ee9 [ 95.616529][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b7bc [ 95.616806][ T2015] RBP: ff11000005961000 R08: 1fe2200001feb6f9 R09: ff1100000e26d180 [ 95.617056][ T2015] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.617305][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005961000 [ 95.617585][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.617884][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.618104][ T2015] CR2: 00007ffe3b22a7e8 CR3: 000000000fce5002 CR4: 0000000000771ef0 [ 95.618372][ T2015] PKRU: 55555554 [ 95.618525][ T2015] Call Trace: [ 95.618687][ T2015] [ 95.618817][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.619006][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.619193][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.619362][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.619551][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.619786][ T2015] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.619978][ T2015] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.620167][ T2015] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.620366][ T2015] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.620555][ T2015] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.620756][ T2015] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.620945][ T2015] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.621136][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.621294][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.621517][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.621711][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.621910][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.622099][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.622288][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.622495][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.622698][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.622893][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.623077][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.623262][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.623462][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.623661][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.623860][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.624048][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.624235][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.624434][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.624629][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.624858][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.625051][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.625592][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.625857][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.626106][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.626372][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.626630][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.626888][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.632475][ T2015] ------------[ cut here ]------------ | [ 95.632662][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2015 | [ 95.632987][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.633553][ T2015] Tainted: [W]=WARN [ 95.633723][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.633939][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.634162][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.634786][ T2015] RSP: 0018:ffa00000016af918 EFLAGS: 00010286 [ 95.635063][ T2015] RAX: 00000000ffffffa6 RBX: ff110000104df700 RCX: 1ff40000002d5ee9 [ 95.635383][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df7bc [ 95.635693][ T2015] RBP: ff110000137c1000 R08: 1fe220000209bef9 R09: ff1100000e26d180 [ 95.636007][ T2015] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.636312][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000137c1000 [ 95.636643][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.636988][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.637260][ T2015] CR2: 00007ffe3b22a7e8 CR3: 000000000fce5002 CR4: 0000000000771ef0 [ 95.637581][ T2015] PKRU: 55555554 [ 95.637804][ T2015] Call Trace: [ 95.638013][ T2015] [ 95.638188][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.638441][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.638687][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.638903][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.639145][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.639385][ T2015] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.639571][ T2015] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 95.639769][ T2015] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 95.639953][ T2015] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 95.640138][ T2015] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 95.640325][ T2015] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 95.640526][ T2015] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 95.640732][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.640889][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.641042][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.641224][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.641424][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.641615][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.641812][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.642001][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.642184][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.642380][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.642563][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.642762][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.642952][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.643139][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.643325][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.643521][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.643724][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.643908][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.644092][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.644307][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.644506][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.645036][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.645288][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.645548][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.645810][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.646058][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.646307][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.666142][ T2015] ------------[ cut here ]------------ | [ 95.666359][ T2015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2015 | [ 95.666686][ T2015] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.667248][ T2015] Tainted: [W]=WARN [ 95.667415][ T2015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.667646][ T2015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.667885][ T2015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.668423][ T2015] RSP: 0018:ffa00000016afa70 EFLAGS: 00010286 [ 95.668660][ T2015] RAX: 00000000ffffffa6 RBX: ff1100000bd82580 RCX: 1ff40000002d5f14 [ 95.668923][ T2015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8263c [ 95.669182][ T2015] RBP: ff11000001dd4000 R08: 1fe22000017b04c9 R09: ff1100000e26d180 [ 95.669446][ T2015] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 95.669712][ T2015] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000 [ 95.669974][ T2015] FS: 00007f0d18f4f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.670261][ T2015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.670497][ T2015] CR2: 00007ffe3b22a7e8 CR3: 000000000fce5002 CR4: 0000000000771ef0 [ 95.670775][ T2015] PKRU: 55555554 [ 95.670926][ T2015] Call Trace: [ 95.671077][ T2015] [ 95.671198][ T2015] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.671398][ T2015] ? notifier_call_chain (kernel/notifier.c:85) [ 95.671587][ T2015] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.671758][ T2015] register_netdevice (net/core/dev.c:11488) [ 95.671947][ T2015] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 95.672168][ T2015] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.672368][ T2015] register_netdev (net/core/dev.c:11552) [ 95.672556][ T2015] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 95.672763][ T2015] ops_init (net/core/net_namespace.c:137) [ 95.672921][ T2015] setup_net (net/core/net_namespace.c:446) [ 95.673075][ T2015] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 95.673260][ T2015] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 95.673461][ T2015] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 95.673660][ T2015] copy_net_ns (net/core/net_namespace.c:579) [ 95.673858][ T2015] create_new_namespaces (kernel/nsproxy.c:132) [ 95.674048][ T2015] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 95.674238][ T2015] ksys_unshare (kernel/fork.c:3243) [ 95.674435][ T2015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.674629][ T2015] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 95.674826][ T2015] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 95.675013][ T2015] ? __ia32_sys_open (fs/open.c:1374) [ 95.675202][ T2015] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 95.675402][ T2015] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 95.675591][ T2015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.675792][ T2015] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.675978][ T2015] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.676165][ T2015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.676397][ T2015] RIP: 0033:0x7f0d19211bcb [ 95.676592][ T2015] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 95.677135][ T2015] RSP: 002b:00007ffeddaf5908 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 95.677401][ T2015] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d19211bcb [ 95.677665][ T2015] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 95.677922][ T2015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 95.678172][ T2015] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeddaf7b30 [ 95.678434][ T2015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeddaf8877 | [ 95.707135][ T2016] ------------[ cut here ]------------ | [ 95.707308][ T2016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2016 | [ 95.707595][ T2016] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.708062][ T2016] Tainted: [W]=WARN [ 95.708167][ T2016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.708338][ T2016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.708544][ T2016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.709052][ T2016] RSP: 0018:ffa000000196ee30 EFLAGS: 00010286 [ 95.709225][ T2016] RAX: 00000000ffffffa6 RBX: ff1100000bcaf380 RCX: 1ff400000032dd8c [ 95.709434][ T2016] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf43c [ 95.709646][ T2016] RBP: ff1100000e28c000 R08: 1fe2200001795e89 R09: ff11000005945180 [ 95.709857][ T2016] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.710060][ T2016] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c297508 [ 95.710265][ T2016] FS: 00007fb754f9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.710513][ T2016] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.710693][ T2016] CR2: 000000000042ebe0 CR3: 00000000058a8005 CR4: 0000000000771ef0 [ 95.710903][ T2016] PKRU: 55555554 [ 95.711005][ T2016] Call Trace: [ 95.711106][ T2016] [ 95.711177][ T2016] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.711316][ T2016] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.711425][ T2016] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 95.711600][ T2016] __dev_notify_flags (net/core/dev.c:9787) [ 95.711744][ T2016] ? netif_change_name (net/core/dev.c:1495) [ 95.711881][ T2016] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 95.712017][ T2016] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 95.712153][ T2016] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 95.712291][ T2016] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 95.712435][ T2016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.712575][ T2016] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 95.712722][ T2016] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 95.712858][ T2016] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 95.712995][ T2016] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 95.713133][ T2016] veth_newlink (drivers/net/veth.c:1871) [ 95.713273][ T2016] ? veth_poll_controller (drivers/net/veth.c:1470) [ 95.713416][ T2016] ? kasan_save_stack (mm/kasan/common.c:57) [ 95.713555][ T2016] ? kasan_save_track (mm/kasan/common.c:78) [ 95.713695][ T2016] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 95.713856][ T2016] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 95.713994][ T2016] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 95.714132][ T2016] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 95.714270][ T2016] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.714414][ T2016] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 95.714556][ T2016] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 95.714760][ T2016] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 95.714971][ T2016] ? __dev_get_by_name (net/core/dev.c:883) [ 95.715164][ T2016] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 95.715382][ T2016] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 95.715588][ T2016] rtnl_newlink (net/core/rtnetlink.c:4150) [ 95.715771][ T2016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.715908][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.716045][ T2016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.716180][ T2016] ? mark_usage (kernel/locking/lockdep.c:4674) [ 95.716316][ T2016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.716540][ T2016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.716688][ T2016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.716833][ T2016] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 95.716969][ T2016] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.717106][ T2016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.717242][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.717464][ T2016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.717605][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.717749][ T2016] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 95.717886][ T2016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.718025][ T2016] ? netlink_ack (./include/linux/skbuff.h:2718) [ 95.718167][ T2016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 95.718304][ T2016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 95.718504][ T2016] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 95.718703][ T2016] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 95.718849][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.718988][ T2016] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 95.719127][ T2016] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.719266][ T2016] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 95.719450][ T2016] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 95.719595][ T2016] ? copy_msghdr_from_user (net/socket.c:2635) [ 95.719739][ T2016] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 95.719909][ T2016] ? move_addr_to_kernel (net/socket.c:258) [ 95.720052][ T2016] ___sys_sendmsg (net/socket.c:2752) [ 95.720189][ T2016] ? copy_msghdr_from_user (net/socket.c:2603) [ 95.720333][ T2016] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.720515][ T2016] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 95.720659][ T2016] __sys_sendmsg (net/socket.c:2784) [ 95.720804][ T2016] ? __sys_sendmsg_sock (net/socket.c:2765) [ 95.720946][ T2016] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 95.721081][ T2016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.721219][ T2016] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.721363][ T2016] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.721501][ T2016] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.721643][ T2016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.721816][ T2016] RIP: 0033:0x7fb7551d408e [ 95.721959][ T2016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 95.722447][ T2016] RSP: 002b:00007ffd136fb690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 95.722659][ T2016] RAX: ffffffffffffffda RBX: 00007ffd136fbe40 RCX: 00007fb7551d408e [ 95.722869][ T2016] RDX: 0000000000000000 RSI: 00007ffd136fb740 RDI: 0000000000000005 [ 95.723072][ T2016] RBP: 00007ffd136fb6a0 R08: 0000000000000000 R09: 0000000000000000 [ 95.723276][ T2016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d011 [ 95.723484][ T2016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd136fbe00 | [ 95.737808][ T2016] ------------[ cut here ]------------ | [ 95.737973][ T2016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2016 | [ 95.738243][ T2016] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.738704][ T2016] Tainted: [W]=WARN [ 95.738814][ T2016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.738985][ T2016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.739160][ T2016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.739652][ T2016] RSP: 0018:ffa000000196f1b0 EFLAGS: 00010286 [ 95.739829][ T2016] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff400000032ddfc [ 95.740032][ T2016] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 95.740235][ T2016] RBP: ff110000020bc000 R08: 1fe22000019ea021 R09: ff11000005945180 [ 95.740440][ T2016] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 95.740647][ T2016] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 95.740857][ T2016] FS: 00007fb754f9a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.741095][ T2016] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.741265][ T2016] CR2: 000000000042ebe0 CR3: 00000000058a8005 CR4: 0000000000771ef0 [ 95.741472][ T2016] PKRU: 55555554 [ 95.741573][ T2016] Call Trace: [ 95.741684][ T2016] [ 95.741760][ T2016] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.741897][ T2016] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.742001][ T2016] __dev_notify_flags (net/core/dev.c:9787) [ 95.742137][ T2016] ? netif_change_name (net/core/dev.c:1495) [ 95.742276][ T2016] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 95.742417][ T2016] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 95.742557][ T2016] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 95.742699][ T2016] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 95.742842][ T2016] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 95.742978][ T2016] ? __dev_get_by_name (net/core/dev.c:883) [ 95.743113][ T2016] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 95.743254][ T2016] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 95.743399][ T2016] rtnl_newlink (net/core/rtnetlink.c:4150) [ 95.743536][ T2016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.743677][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.743818][ T2016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.743953][ T2016] ? mark_usage (kernel/locking/lockdep.c:4674) [ 95.744088][ T2016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.744227][ T2016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.744373][ T2016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.744509][ T2016] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 95.744648][ T2016] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.744789][ T2016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.744923][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.745060][ T2016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.745193][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.745328][ T2016] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 95.745470][ T2016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.745611][ T2016] ? netlink_ack (./include/linux/skbuff.h:2718) [ 95.745755][ T2016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 95.745890][ T2016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 95.746029][ T2016] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 95.746166][ T2016] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 95.746303][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.746449][ T2016] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 95.746590][ T2016] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.746731][ T2016] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 95.746870][ T2016] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 95.747005][ T2016] ? copy_msghdr_from_user (net/socket.c:2635) [ 95.747140][ T2016] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 95.747307][ T2016] ? move_addr_to_kernel (net/socket.c:258) [ 95.747458][ T2016] ___sys_sendmsg (net/socket.c:2752) [ 95.747597][ T2016] ? copy_msghdr_from_user (net/socket.c:2603) [ 95.747743][ T2016] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.747915][ T2016] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 95.748053][ T2016] __sys_sendmsg (net/socket.c:2784) [ 95.748190][ T2016] ? __sys_sendmsg_sock (net/socket.c:2765) [ 95.748330][ T2016] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 95.748470][ T2016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.748616][ T2016] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.748757][ T2016] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.748892][ T2016] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.749028][ T2016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.749195][ T2016] RIP: 0033:0x7fb7551d408e [ 95.749335][ T2016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 95.749828][ T2016] RSP: 002b:00007ffd136fb690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 95.750034][ T2016] RAX: ffffffffffffffda RBX: 00007ffd136fbe40 RCX: 00007fb7551d408e [ 95.750233][ T2016] RDX: 0000000000000000 RSI: 00007ffd136fb740 RDI: 0000000000000005 [ 95.750438][ T2016] RBP: 00007ffd136fb6a0 R08: 0000000000000000 R09: 0000000000000000 [ 95.750646][ T2016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d011 [ 95.750852][ T2016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd136fbe00 | [ 95.776481][ T2017] ------------[ cut here ]------------ | [ 95.776669][ T2017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2017 | [ 95.776987][ T2017] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.777769][ T2017] Tainted: [W]=WARN [ 95.778003][ T2017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.778296][ T2017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.778540][ T2017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.779070][ T2017] RSP: 0018:ffa000000197f020 EFLAGS: 00010286 [ 95.779289][ T2017] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff400000032fdca [ 95.779551][ T2017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 95.779812][ T2017] RBP: ff110000020bc000 R08: 1fe22000019ea2f9 R09: ff11000005942e58 [ 95.780072][ T2017] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 95.780323][ T2017] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 95.780586][ T2017] FS: 00007fb3c5513840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.780884][ T2017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.781101][ T2017] CR2: 0000000015b6b988 CR3: 000000001069a004 CR4: 0000000000771ef0 [ 95.781365][ T2017] PKRU: 55555554 [ 95.781516][ T2017] Call Trace: [ 95.781677][ T2017] [ 95.781806][ T2017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.781991][ T2017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.782144][ T2017] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 95.782326][ T2017] __dev_notify_flags (net/core/dev.c:9787) [ 95.782526][ T2017] ? netif_change_name (net/core/dev.c:1495) [ 95.782729][ T2017] ? __dev_change_flags (net/core/dev.c:9752) [ 95.782917][ T2017] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 95.783100][ T2017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.783286][ T2017] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 95.783489][ T2017] netif_change_flags (net/core/dev.c:9820) [ 95.783687][ T2017] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 95.783881][ T2017] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 95.784068][ T2017] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 95.784253][ T2017] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 95.784484][ T2017] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 95.784678][ T2017] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.784868][ T2017] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 95.785052][ T2017] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 95.785236][ T2017] ? __kernel_text_address (kernel/extable.c:79) [ 95.785434][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.785623][ T2017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.785815][ T2017] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 95.785999][ T2017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.786183][ T2017] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.786379][ T2017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.786563][ T2017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.786763][ T2017] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 95.786948][ T2017] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 95.787132][ T2017] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 95.787318][ T2017] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 95.787519][ T2017] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 95.787724][ T2017] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 95.787912][ T2017] rtnl_newlink (net/core/rtnetlink.c:4150) [ 95.788099][ T2017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.788282][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.788477][ T2017] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.788670][ T2017] ? mark_usage (kernel/locking/lockdep.c:4674) [ 95.788861][ T2017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.789050][ T2017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.789235][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.789434][ T2017] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.789623][ T2017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.789819][ T2017] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.790003][ T2017] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 95.790187][ T2017] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.790384][ T2017] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.790566][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.790774][ T2017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.790958][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.791144][ T2017] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 95.791327][ T2017] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.791526][ T2017] ? netlink_ack (./include/linux/skbuff.h:2718) [ 95.791731][ T2017] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 95.791913][ T2017] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 95.792101][ T2017] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 95.792287][ T2017] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 95.792486][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.792683][ T2017] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 95.792874][ T2017] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.793059][ T2017] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 95.793246][ T2017] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 95.793445][ T2017] ? copy_msghdr_from_user (net/socket.c:2635) [ 95.793642][ T2017] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 95.793862][ T2017] ? move_addr_to_kernel (net/socket.c:258) [ 95.794049][ T2017] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 95.794233][ T2017] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.794434][ T2017] ___sys_sendmsg (net/socket.c:2752) [ 95.794622][ T2017] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 95.794849][ T2017] ? copy_msghdr_from_user (net/socket.c:2603) [ 95.795050][ T2017] __sys_sendmsg (net/socket.c:2784) [ 95.795236][ T2017] ? __sys_sendmsg_sock (net/socket.c:2765) [ 95.795434][ T2017] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 95.795668][ T2017] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 95.795864][ T2017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.796052][ T2017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.796236][ T2017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.796434][ T2017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.796628][ T2017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.796856][ T2017] RIP: 0033:0x7fb3c574d08e [ 95.797047][ T2017] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 95.797586][ T2017] RSP: 002b:00007ffc681c2910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 95.797856][ T2017] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb3c574d08e [ 95.798106][ T2017] RDX: 0000000000000000 RSI: 00007ffc681c29c0 RDI: 0000000000000005 [ 95.798367][ T2017] RBP: 00007ffc681c2920 R08: 0000000000000000 R09: 0000000000000000 [ 95.798616][ T2017] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d011 [ 95.798879][ T2017] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc681c3090 | [ 95.830968][ T2018] ------------[ cut here ]------------ | [ 95.831166][ T2018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2018 | [ 95.832126][ T2018] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.832704][ T2018] Tainted: [W]=WARN [ 95.832877][ T2018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.833095][ T2018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.833320][ T2018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.833876][ T2018] RSP: 0018:ffa000000198f020 EFLAGS: 00010286 [ 95.834096][ T2018] RAX: 00000000ffffffa6 RBX: ff1100000d6bf540 RCX: 1ff4000000331dca [ 95.834359][ T2018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf5fc [ 95.834610][ T2018] RBP: ff1100000e28c000 R08: 1fe2200001ad7ec1 R09: ff1100000e3f2e58 [ 95.834875][ T2018] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 95.835125][ T2018] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 95.835392][ T2018] FS: 00007fe63cc0f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 95.835687][ T2018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.835916][ T2018] CR2: 0000000023864988 CR3: 000000000c254006 CR4: 0000000000771ef0 [ 95.836169][ T2018] PKRU: 55555554 [ 95.836320][ T2018] Call Trace: [ 95.836485][ T2018] [ 95.836611][ T2018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.836810][ T2018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.836966][ T2018] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 95.837150][ T2018] __dev_notify_flags (net/core/dev.c:9787) [ 95.837339][ T2018] ? netif_change_name (net/core/dev.c:1495) [ 95.837540][ T2018] ? __dev_change_flags (net/core/dev.c:9752) [ 95.837747][ T2018] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 95.837937][ T2018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.838126][ T2018] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 95.838314][ T2018] netif_change_flags (net/core/dev.c:9820) [ 95.838514][ T2018] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 95.838710][ T2018] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 95.838913][ T2018] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 95.839101][ T2018] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 95.839320][ T2018] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 95.839522][ T2018] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.839728][ T2018] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 95.839916][ T2018] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 95.840105][ T2018] ? __kernel_text_address (kernel/extable.c:79) [ 95.840294][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.840498][ T2018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.840697][ T2018] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 95.840891][ T2018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.841079][ T2018] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 95.841293][ T2018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.841496][ T2018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.841699][ T2018] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 95.841901][ T2018] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 95.842088][ T2018] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 95.842275][ T2018] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 95.842472][ T2018] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 95.842684][ T2018] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 95.842935][ T2018] rtnl_newlink (net/core/rtnetlink.c:4150) [ 95.843190][ T2018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.843446][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.843644][ T2018] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.843840][ T2018] ? mark_usage (kernel/locking/lockdep.c:4674) [ 95.844029][ T2018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.844218][ T2018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.844417][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.844607][ T2018] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.844802][ T2018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.844991][ T2018] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 95.845178][ T2018] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 95.845382][ T2018] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.845568][ T2018] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.845776][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.845968][ T2018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.846154][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.846342][ T2018] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 95.846541][ T2018] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.846746][ T2018] ? netlink_ack (./include/linux/skbuff.h:2718) [ 95.846936][ T2018] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 95.847122][ T2018] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 95.847317][ T2018] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 95.847520][ T2018] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 95.847727][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.847917][ T2018] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 95.848107][ T2018] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.848295][ T2018] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 95.848499][ T2018] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 95.848703][ T2018] ? copy_msghdr_from_user (net/socket.c:2635) [ 95.848903][ T2018] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 95.849123][ T2018] ? move_addr_to_kernel (net/socket.c:258) [ 95.849310][ T2018] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 95.849508][ T2018] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.849709][ T2018] ___sys_sendmsg (net/socket.c:2752) [ 95.849905][ T2018] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 95.850130][ T2018] ? copy_msghdr_from_user (net/socket.c:2603) [ 95.850331][ T2018] __sys_sendmsg (net/socket.c:2784) [ 95.850534][ T2018] ? __sys_sendmsg_sock (net/socket.c:2765) [ 95.850741][ T2018] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 95.850964][ T2018] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 95.851152][ T2018] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 95.851339][ T2018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.851548][ T2018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.851751][ T2018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.851938][ T2018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.852124][ T2018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.852342][ T2018] RIP: 0033:0x7fe63ce4908e [ 95.852551][ T2018] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 95.853098][ T2018] RSP: 002b:00007ffc666778c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 95.853366][ T2018] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe63ce4908e [ 95.853618][ T2018] RDX: 0000000000000000 RSI: 00007ffc66677970 RDI: 0000000000000005 [ 95.853881][ T2018] RBP: 00007ffc666778d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.854136][ T2018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d012 [ 95.854402][ T2018] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc66678040 | [ 95.856922][ T221] ------------[ cut here ]------------ | [ 95.857061][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/221 | [ 95.857304][ T221] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.857792][ T221] Tainted: [W]=WARN [ 95.857884][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.858038][ T221] Workqueue: events_unbound linkwatch_event [ 95.858196][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.858361][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.858815][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 95.858977][ T221] RAX: 00000000ffffffa6 RBX: ff110000057ba040 RCX: 1ff40000000c6f02 [ 95.859161][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba0fc [ 95.859354][ T221] RBP: ff110000020bc000 R08: 1fe2200000af7421 R09: ff1100000a888ba8 [ 95.859542][ T221] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 95.859735][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 95.859926][ T221] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 95.860141][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.860298][ T221] CR2: 00007fb3c55e0574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 95.860496][ T221] PKRU: 55555554 [ 95.860592][ T221] Call Trace: [ 95.860687][ T221] [ 95.860760][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.860884][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 95.861008][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.861104][ T221] netif_state_change (net/core/dev.c:1605) [ 95.861231][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.861394][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 95.861524][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 95.861660][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 95.861792][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 95.861922][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 95.862046][ T221] process_one_work (kernel/workqueue.c:3314) [ 95.862175][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 95.862299][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.862436][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 95.862565][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.862695][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 95.862827][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 95.862952][ T221] kthread (kernel/kthread.c:436) [ 95.863047][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.863202][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 95.863325][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.863456][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 95.863615][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.863753][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 95.863877][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 95.927242][ T2020] ------------[ cut here ]------------ | [ 95.927413][ T2020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2020 | [ 95.927686][ T2020] Modules linked in: vxlan ip6_gre ip_gre gre | [ 95.928130][ T2020] Tainted: [W]=WARN [ 95.928232][ T2020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.928404][ T2020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 95.928579][ T2020] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 95.929060][ T2020] RSP: 0018:ffa00000019af150 EFLAGS: 00010286 [ 95.929226][ T2020] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff4000000335df0 [ 95.929426][ T2020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 95.929630][ T2020] RBP: ff1100000e28c000 R08: 1fe22000017edaf9 R09: ff11000008e7d158 [ 95.929832][ T2020] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 95.930025][ T2020] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f203c0 [ 95.930230][ T2020] FS: 00007fcffd1b2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 95.930469][ T2020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.930641][ T2020] CR2: 00000000004ebb28 CR3: 00000000058a8003 CR4: 0000000000771ef0 [ 95.930845][ T2020] PKRU: 55555554 [ 95.930945][ T2020] Call Trace: [ 95.931042][ T2020] [ 95.931111][ T2020] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 95.931244][ T2020] ? notifier_call_chain (kernel/notifier.c:85) [ 95.931381][ T2020] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 95.931484][ T2020] netif_state_change (net/core/dev.c:1605) [ 95.931624][ T2020] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.931798][ T2020] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 95.931966][ T2020] linkwatch_sync_dev (net/core/link_watch.c:295) [ 95.932109][ T2020] rtnl_getlink (net/core/rtnetlink.c:4273) [ 95.932242][ T2020] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.932378][ T2020] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.932511][ T2020] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 95.932647][ T2020] ? mark_usage (kernel/locking/lockdep.c:4674) [ 95.932785][ T2020] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.932919][ T2020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.933069][ T2020] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.933210][ T2020] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.933340][ T2020] ? mark_usage (kernel/locking/lockdep.c:4674) [ 95.933478][ T2020] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.933614][ T2020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.933757][ T2020] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 95.933900][ T2020] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 95.934040][ T2020] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 95.934183][ T2020] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 95.934315][ T2020] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.934451][ T2020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.934590][ T2020] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 95.934729][ T2020] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 95.934863][ T2020] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 95.934996][ T2020] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 95.935127][ T2020] ? netlink_ack (./include/linux/skbuff.h:2718) [ 95.935264][ T2020] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 95.935401][ T2020] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 95.935537][ T2020] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 95.935677][ T2020] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 95.935814][ T2020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.935950][ T2020] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 95.936082][ T2020] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 95.936215][ T2020] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 95.936353][ T2020] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 95.936487][ T2020] ? copy_msghdr_from_user (net/socket.c:2635) [ 95.936624][ T2020] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 95.936797][ T2020] ? move_addr_to_kernel (net/socket.c:258) [ 95.936929][ T2020] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 95.937064][ T2020] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 95.937229][ T2020] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 95.937365][ T2020] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 95.937532][ T2020] ___sys_sendmsg (net/socket.c:2752) [ 95.937671][ T2020] ? copy_msghdr_from_user (net/socket.c:2603) [ 95.937812][ T2020] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 95.937954][ T2020] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 95.938086][ T2020] ? do_getsockname (net/socket.c:2192) [ 95.938220][ T2020] __sys_sendmsg (net/socket.c:2784) [ 95.938357][ T2020] ? __sys_sendmsg_sock (net/socket.c:2765) [ 95.938506][ T2020] ? __sys_getsockname (net/socket.c:2210) [ 95.938647][ T2020] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 95.938787][ T2020] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 95.938921][ T2020] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 95.939053][ T2020] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 95.939187][ T2020] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 95.939356][ T2020] RIP: 0033:0x7fcffd3ec08e [ 95.939501][ T2020] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 95.939986][ T2020] RSP: 002b:00007fffeabc6c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 95.940188][ T2020] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcffd3ec08e [ 95.940391][ T2020] RDX: 0000000000000000 RSI: 00007fffeabc6cc0 RDI: 0000000000000006 [ 95.940592][ T2020] RBP: 00007fffeabc6c20 R08: 0000000000000000 R09: 0000000000000000 [ 95.940797][ T2020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d012 [ 95.940993][ T2020] R13: 00007fffeabc6d70 R14: 000000000000000d R15: 00007fffeabc887a | [ 96.019510][ T2023] ------------[ cut here ]------------ | [ 96.019739][ T2023] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2023 | [ 96.020095][ T2023] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.021269][ T2023] Tainted: [W]=WARN [ 96.021454][ T2023] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.021697][ T2023] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.021944][ T2023] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.022510][ T2023] RSP: 0018:ffa000000176efd0 EFLAGS: 00010286 [ 96.022766][ T2023] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff40000002eddc0 [ 96.023043][ T2023] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 96.023306][ T2023] RBP: ff1100000f912000 R08: 1fe22000025142f9 R09: ff11000005a38b80 [ 96.023584][ T2023] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.023863][ T2023] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f912e44 [ 96.024128][ T2023] FS: 00007f5890e2e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.024440][ T2023] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.024685][ T2023] CR2: 00000000004a2060 CR3: 00000000100fe001 CR4: 0000000000771ef0 [ 96.024960][ T2023] PKRU: 55555554 [ 96.025122][ T2023] Call Trace: [ 96.025282][ T2023] [ 96.025425][ T2023] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.025641][ T2023] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 96.025854][ T2023] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.026015][ T2023] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 96.026211][ T2023] __dev_notify_flags (net/core/dev.c:9787) [ 96.026421][ T2023] ? notifier_call_chain (kernel/notifier.c:85) [ 96.026644][ T2023] ? netif_change_name (net/core/dev.c:1495) [ 96.026854][ T2023] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 96.027054][ T2023] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 96.027252][ T2023] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 96.027467][ T2023] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 96.027694][ T2023] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 96.027904][ T2023] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 96.028104][ T2023] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 96.028299][ T2023] ? nla_strscpy (lib/nlattr.c:795) [ 96.028509][ T2023] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 96.028724][ T2023] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 96.028932][ T2023] ? __dev_get_by_name (net/core/dev.c:883) [ 96.029129][ T2023] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 96.029343][ T2023] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 96.029575][ T2023] rtnl_newlink (net/core/rtnetlink.c:4150) [ 96.029797][ T2023] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.030020][ T2023] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.030218][ T2023] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.030426][ T2023] ? mark_usage (kernel/locking/lockdep.c:4674) [ 96.030642][ T2023] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.030852][ T2023] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.031050][ T2023] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.031247][ T2023] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 96.031457][ T2023] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.031666][ T2023] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.031872][ T2023] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.032071][ T2023] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.032265][ T2023] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.032476][ T2023] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 96.032681][ T2023] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.032883][ T2023] ? netlink_ack (./include/linux/skbuff.h:2718) [ 96.033086][ T2023] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 96.033299][ T2023] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 96.033512][ T2023] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 96.033728][ T2023] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 96.033921][ T2023] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.034129][ T2023] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.034325][ T2023] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 96.034539][ T2023] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.034755][ T2023] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 96.034954][ T2023] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 96.035150][ T2023] ? copy_msghdr_from_user (net/socket.c:2635) [ 96.035359][ T2023] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 96.035591][ T2023] ? move_addr_to_kernel (net/socket.c:258) [ 96.035818][ T2023] ? kasan_save_stack (mm/kasan/common.c:58) [ 96.036014][ T2023] ? kasan_save_stack (mm/kasan/common.c:57) [ 96.036209][ T2023] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 96.036439][ T2023] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 96.036684][ T2023] ___sys_sendmsg (net/socket.c:2752) [ 96.036891][ T2023] ? copy_msghdr_from_user (net/socket.c:2603) [ 96.037099][ T2023] __sys_sendmsg (net/socket.c:2784) [ 96.037295][ T2023] ? __sys_sendmsg_sock (net/socket.c:2765) [ 96.037503][ T2023] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 96.037733][ T2023] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 96.037930][ T2023] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.038132][ T2023] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 96.038330][ T2023] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 96.038540][ T2023] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 96.038756][ T2023] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 96.038986][ T2023] RIP: 0033:0x7f589106808e [ 96.039189][ T2023] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 96.039777][ T2023] RSP: 002b:00007ffc3aa6c2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 96.040059][ T2023] RAX: ffffffffffffffda RBX: 00007ffc3aa6ca50 RCX: 00007f589106808e [ 96.040367][ T2023] RDX: 0000000000000000 RSI: 00007ffc3aa6c350 RDI: 0000000000000005 [ 96.040655][ T2023] RBP: 00007ffc3aa6c2b0 R08: 0000000000000000 R09: 0000000000000000 [ 96.040931][ T2023] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d012 [ 96.041199][ T2023] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3aa6ca20 | [ 96.082269][ T2024] ------------[ cut here ]------------ | [ 96.082747][ T2024] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2024 | [ 96.083055][ T2024] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.083572][ T2024] Tainted: [W]=WARN [ 96.083686][ T2024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.083876][ T2024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.084065][ T2024] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.084589][ T2024] RSP: 0018:ffa00000019cefd0 EFLAGS: 00010286 [ 96.084795][ T2024] RAX: 00000000ffffffa6 RBX: ff11000010782740 RCX: 1ff4000000339dc0 [ 96.085016][ T2024] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107827fc [ 96.085227][ T2024] RBP: ff11000009a5a000 R08: 1fe22000020f0501 R09: ff1100000c2a5180 [ 96.085445][ T2024] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 96.085667][ T2024] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a5ae44 [ 96.085903][ T2024] FS: 00007f03e3646840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 96.086153][ T2024] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.086332][ T2024] CR2: 00000000004a2060 CR3: 000000001069a001 CR4: 0000000000771ef0 [ 96.086553][ T2024] PKRU: 55555554 [ 96.086663][ T2024] Call Trace: [ 96.086972][ T2024] [ 96.087047][ T2024] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.087192][ T2024] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 96.087342][ T2024] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.087907][ T2024] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 96.088053][ T2024] __dev_notify_flags (net/core/dev.c:9787) [ 96.088206][ T2024] ? notifier_call_chain (kernel/notifier.c:85) [ 96.088361][ T2024] ? netif_change_name (net/core/dev.c:1495) [ 96.088507][ T2024] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 96.088661][ T2024] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 96.088814][ T2024] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 96.088962][ T2024] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 96.089109][ T2024] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 96.089259][ T2024] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 96.089415][ T2024] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 96.089560][ T2024] ? nla_strscpy (lib/nlattr.c:795) [ 96.089708][ T2024] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 96.089860][ T2024] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 96.090516][ T2024] ? __dev_get_by_name (net/core/dev.c:883) [ 96.090664][ T2024] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 96.090835][ T2024] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 96.090983][ T2024] rtnl_newlink (net/core/rtnetlink.c:4150) [ 96.091131][ T2024] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.091276][ T2024] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.091424][ T2024] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.091570][ T2024] ? mark_usage (kernel/locking/lockdep.c:4674) [ 96.091723][ T2024] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.091871][ T2024] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.092016][ T2024] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.092160][ T2024] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 96.092308][ T2024] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.092457][ T2024] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.092605][ T2024] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.092757][ T2024] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.092900][ T2024] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.093044][ T2024] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 96.093188][ T2024] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.093330][ T2024] ? netlink_ack (./include/linux/skbuff.h:2718) [ 96.093482][ T2024] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 96.093629][ T2024] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 96.093793][ T2024] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 96.093938][ T2024] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 96.094082][ T2024] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.094224][ T2024] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.094374][ T2024] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 96.094520][ T2024] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.094667][ T2024] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 96.094847][ T2024] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 96.094994][ T2024] ? copy_msghdr_from_user (net/socket.c:2635) [ 96.095136][ T2024] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 96.095314][ T2024] ? move_addr_to_kernel (net/socket.c:258) [ 96.095465][ T2024] ? kasan_save_stack (mm/kasan/common.c:58) [ 96.095613][ T2024] ? kasan_save_stack (mm/kasan/common.c:57) [ 96.095761][ T2024] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 96.095903][ T2024] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 96.096107][ T2024] ___sys_sendmsg (net/socket.c:2752) [ 96.096251][ T2024] ? copy_msghdr_from_user (net/socket.c:2603) [ 96.096412][ T2024] __sys_sendmsg (net/socket.c:2784) [ 96.096555][ T2024] ? __sys_sendmsg_sock (net/socket.c:2765) [ 96.096702][ T2024] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 96.096857][ T2024] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 96.096999][ T2024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.097142][ T2024] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 96.097285][ T2024] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 96.097431][ T2024] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 96.097574][ T2024] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 96.097963][ T2024] RIP: 0033:0x7f03e388008e [ 96.098111][ T2024] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 96.098638][ T2024] RSP: 002b:00007ffdcf90da10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 96.098873][ T2024] RAX: ffffffffffffffda RBX: 00007ffdcf90e1c0 RCX: 00007f03e388008e [ 96.099086][ T2024] RDX: 0000000000000000 RSI: 00007ffdcf90dac0 RDI: 0000000000000005 [ 96.099302][ T2024] RBP: 00007ffdcf90da20 R08: 0000000000000000 R09: 0000000000000000 [ 96.099522][ T2024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d012 [ 96.099745][ T2024] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcf90e190 | [ 96.124400][ T2025] ------------[ cut here ]------------ | [ 96.124567][ T2025] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2025 | [ 96.124848][ T2025] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.125326][ T2025] Tainted: [W]=WARN [ 96.125430][ T2025] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.125615][ T2025] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.125797][ T2025] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.126270][ T2025] RSP: 0018:ffa00000019cf020 EFLAGS: 00010286 [ 96.126443][ T2025] RAX: 00000000ffffffa6 RBX: ff1100000b6378c0 RCX: 1ff4000000339dca [ 96.126645][ T2025] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63797c [ 96.126850][ T2025] RBP: ff1100000f912000 R08: 1fe22000016c6f31 R09: ff1100000c2a2e58 [ 96.127048][ T2025] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 96.127247][ T2025] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 96.127451][ T2025] FS: 00007f97edba7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.127694][ T2025] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.127863][ T2025] CR2: 0000000040428988 CR3: 000000000ea99006 CR4: 0000000000771ef0 [ 96.128063][ T2025] PKRU: 55555554 [ 96.128162][ T2025] Call Trace: [ 96.128261][ T2025] [ 96.128332][ T2025] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.128474][ T2025] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.128578][ T2025] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 96.128721][ T2025] __dev_notify_flags (net/core/dev.c:9787) [ 96.128875][ T2025] ? netif_change_name (net/core/dev.c:1495) [ 96.129007][ T2025] ? __dev_change_flags (net/core/dev.c:9752) [ 96.129139][ T2025] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 96.129271][ T2025] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.129812][ T2025] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 96.129973][ T2025] netif_change_flags (net/core/dev.c:9820) [ 96.130107][ T2025] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 96.130241][ T2025] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 96.130382][ T2025] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 96.130518][ T2025] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 96.130692][ T2025] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 96.130829][ T2025] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.130972][ T2025] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 96.131106][ T2025] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 96.131239][ T2025] ? __kernel_text_address (kernel/extable.c:79) [ 96.131378][ T2025] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.131514][ T2025] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.131652][ T2025] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 96.131792][ T2025] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.131924][ T2025] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.132055][ T2025] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.132188][ T2025] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.132319][ T2025] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 96.132462][ T2025] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 96.132599][ T2025] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 96.132741][ T2025] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 96.132877][ T2025] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 96.133014][ T2025] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 96.133150][ T2025] rtnl_newlink (net/core/rtnetlink.c:4150) [ 96.133303][ T2025] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.133443][ T2025] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.133580][ T2025] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.133725][ T2025] ? mark_usage (kernel/locking/lockdep.c:4674) [ 96.133871][ T2025] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.134008][ T2025] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.134140][ T2025] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.134273][ T2025] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.134411][ T2025] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.134545][ T2025] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.134682][ T2025] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 96.134819][ T2025] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.134952][ T2025] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.135109][ T2025] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.135247][ T2025] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.135384][ T2025] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.135518][ T2025] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 96.135655][ T2025] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.135796][ T2025] ? netlink_ack (./include/linux/skbuff.h:2718) [ 96.135932][ T2025] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 96.136067][ T2025] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 96.136200][ T2025] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 96.136364][ T2025] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 96.136497][ T2025] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.136644][ T2025] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 96.136807][ T2025] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.137124][ T2025] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 96.137259][ T2025] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 96.137399][ T2025] ? copy_msghdr_from_user (net/socket.c:2635) [ 96.137532][ T2025] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 96.137704][ T2025] ? move_addr_to_kernel (net/socket.c:258) [ 96.137860][ T2025] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 96.137992][ T2025] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.138129][ T2025] ___sys_sendmsg (net/socket.c:2752) [ 96.138262][ T2025] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 96.138434][ T2025] ? copy_msghdr_from_user (net/socket.c:2603) [ 96.138585][ T2025] __sys_sendmsg (net/socket.c:2784) [ 96.138732][ T2025] ? __sys_sendmsg_sock (net/socket.c:2765) [ 96.138864][ T2025] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 96.139038][ T2025] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 96.139171][ T2025] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.139315][ T2025] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 96.139455][ T2025] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 96.139593][ T2025] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 96.139734][ T2025] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 96.139900][ T2025] RIP: 0033:0x7f97edde108e [ 96.140042][ T2025] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 96.140528][ T2025] RSP: 002b:00007ffdbfec6380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 96.140752][ T2025] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f97edde108e [ 96.140952][ T2025] RDX: 0000000000000000 RSI: 00007ffdbfec6430 RDI: 0000000000000005 [ 96.141151][ T2025] RBP: 00007ffdbfec6390 R08: 0000000000000000 R09: 0000000000000000 [ 96.141354][ T2025] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d012 [ 96.141553][ T2025] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbfec6b00 | [ 96.174370][ T2026] ------------[ cut here ]------------ | [ 96.174627][ T2026] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2026 | [ 96.174975][ T2026] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.176193][ T2026] Tainted: [W]=WARN [ 96.176360][ T2026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.176908][ T2026] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.177137][ T2026] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.177704][ T2026] RSP: 0018:ffa00000019df020 EFLAGS: 00010286 [ 96.177939][ T2026] RAX: 00000000ffffffa6 RBX: ff1100000c216580 RCX: 1ff400000033bdca [ 96.178199][ T2026] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21663c [ 96.178463][ T2026] RBP: ff11000009a5a000 R08: 1fe2200001842cc9 R09: ff1100000c2a0b58 [ 96.178739][ T2026] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 96.178997][ T2026] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 96.179259][ T2026] FS: 00007fc0e1015840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.179556][ T2026] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.179792][ T2026] CR2: 0000000004fcf988 CR3: 00000000100fe003 CR4: 0000000000771ef0 [ 96.180049][ T2026] PKRU: 55555554 [ 96.180200][ T2026] Call Trace: [ 96.180379][ T2026] [ 96.180501][ T2026] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.180704][ T2026] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.180870][ T2026] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 96.181054][ T2026] __dev_notify_flags (net/core/dev.c:9787) [ 96.181244][ T2026] ? netif_change_name (net/core/dev.c:1495) [ 96.181444][ T2026] ? __dev_change_flags (net/core/dev.c:9752) [ 96.181642][ T2026] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 96.181837][ T2026] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.182028][ T2026] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 96.182231][ T2026] netif_change_flags (net/core/dev.c:9820) [ 96.182434][ T2026] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 96.182627][ T2026] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 96.182857][ T2026] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 96.183044][ T2026] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 96.183267][ T2026] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 96.183473][ T2026] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.183674][ T2026] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 96.183869][ T2026] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 96.184057][ T2026] ? __kernel_text_address (kernel/extable.c:79) [ 96.184244][ T2026] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.184445][ T2026] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.184645][ T2026] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 96.184882][ T2026] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.185069][ T2026] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.185253][ T2026] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.185453][ T2026] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.185651][ T2026] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 96.185849][ T2026] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 96.186042][ T2026] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 96.186234][ T2026] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 96.186437][ T2026] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 96.186634][ T2026] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 96.186831][ T2026] rtnl_newlink (net/core/rtnetlink.c:4150) [ 96.187021][ T2026] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.187205][ T2026] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.187403][ T2026] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.187592][ T2026] ? mark_usage (kernel/locking/lockdep.c:4674) [ 96.187797][ T2026] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.187986][ T2026] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.188171][ T2026] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.188373][ T2026] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.188560][ T2026] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.188762][ T2026] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 96.188951][ T2026] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 96.189141][ T2026] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.189326][ T2026] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.189526][ T2026] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.189735][ T2026] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.189921][ T2026] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 96.190109][ T2026] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 96.190294][ T2026] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 96.190495][ T2026] ? netlink_ack (./include/linux/skbuff.h:2718) [ 96.190701][ T2026] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 96.190894][ T2026] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 96.191082][ T2026] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 96.191270][ T2026] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 96.191468][ T2026] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 96.191668][ T2026] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 96.191864][ T2026] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.192053][ T2026] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 96.192266][ T2026] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 96.192472][ T2026] ? copy_msghdr_from_user (net/socket.c:2635) [ 96.192669][ T2026] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 96.192896][ T2026] ? move_addr_to_kernel (net/socket.c:258) [ 96.193084][ T2026] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 96.193270][ T2026] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 96.193470][ T2026] ___sys_sendmsg (net/socket.c:2752) [ 96.193669][ T2026] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 96.193898][ T2026] ? copy_msghdr_from_user (net/socket.c:2603) [ 96.194096][ T2026] __sys_sendmsg (net/socket.c:2784) [ 96.194282][ T2026] ? __sys_sendmsg_sock (net/socket.c:2765) [ 96.194481][ T2026] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 96.194748][ T2026] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 96.194954][ T2026] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.195145][ T2026] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 96.195333][ T2026] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 96.195533][ T2026] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 96.195741][ T2026] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 96.195959][ T2026] RIP: 0033:0x7fc0e124f08e [ 96.196150][ T2026] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 96.196703][ T2026] RSP: 002b:00007fff1fa743a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 96.196965][ T2026] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc0e124f08e [ 96.197214][ T2026] RDX: 0000000000000000 RSI: 00007fff1fa74450 RDI: 0000000000000005 [ 96.197482][ T2026] RBP: 00007fff1fa743b0 R08: 0000000000000000 R09: 0000000000000000 [ 96.197752][ T2026] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d012 [ 96.198003][ T2026] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1fa74b20 | [ 96.586870][ T12] ------------[ cut here ]------------ | [ 96.587053][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.587311][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.587819][ T12] Tainted: [W]=WARN [ 96.587916][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.588080][ T12] Workqueue: netns cleanup_net [ 96.588216][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.588405][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.588878][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 96.589041][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffc40 RCX: 1ff4000000018ec7 [ 96.589232][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffcfc [ 96.589428][ T12] RBP: ff1100000f912000 R08: 1fe220000051ffa1 R09: ff11000001aed1d0 [ 96.589624][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 96.589821][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 96.590015][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.590240][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.590407][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.590609][ T12] PKRU: 55555554 [ 96.590705][ T12] Call Trace: [ 96.590805][ T12] [ 96.590872][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.591002][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.591100][ T12] netif_close_many (net/core/dev.c:1804) [ 96.591227][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 96.591444][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 96.591609][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 96.591772][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 96.591918][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.592073][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.592202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.592331][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.592512][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.592651][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.592786][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.592913][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.593040][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.593164][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.593294][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.593496][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.593626][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.593763][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.593891][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.594021][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.594154][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.594299][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.594504][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.594640][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.594772][ T12] kthread (kernel/kthread.c:436) [ 96.594868][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.595028][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.595154][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.595286][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.595524][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.595656][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.595789][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.598305][ T12] ------------[ cut here ]------------ | [ 96.598461][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.598706][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.599144][ T12] Tainted: [W]=WARN [ 96.599235][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.599414][ T12] Workqueue: netns cleanup_net [ 96.599545][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.599716][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.600234][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.600438][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff4000000018eed [ 96.600625][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 96.600815][ T12] RBP: ff11000008dac000 R08: 1fe2200001430ef9 R09: ff11000001aed1d0 [ 96.600994][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.601174][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.601362][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.601607][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.601765][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.601946][ T12] PKRU: 55555554 [ 96.602038][ T12] Call Trace: [ 96.602128][ T12] [ 96.602193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.602353][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.602505][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.602641][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.602772][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.602973][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.603095][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.603220][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.603342][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.603540][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.603671][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.603808][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.603929][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.604127][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.604249][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.604379][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.604508][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.604721][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.604848][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.604973][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.605091][ T12] kthread (kernel/kthread.c:436) [ 96.605254][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.605411][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.605533][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.605658][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.605908][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.606031][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.606152][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.609336][ T12] ------------[ cut here ]------------ | [ 96.609534][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.609780][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.610300][ T12] Tainted: [W]=WARN [ 96.610401][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.610643][ T12] Workqueue: netns cleanup_net [ 96.610778][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.610955][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.611393][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.611546][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228e40 RCX: 1ff4000000018eed [ 96.611744][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228efc [ 96.611925][ T12] RBP: ff1100000ede9000 R08: 1fe22000012451e1 R09: ff11000001aed1d0 [ 96.612106][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.612286][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.612475][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.612695][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.612868][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.613048][ T12] PKRU: 55555554 [ 96.613140][ T12] Call Trace: [ 96.613234][ T12] [ 96.613298][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.613460][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.613616][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.613785][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.613909][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.614031][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.614154][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.614293][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.614421][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.614542][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.614671][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.614799][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.614918][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.615040][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.615161][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.615286][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.615416][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.615573][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.615707][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.615838][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.615959][ T12] kthread (kernel/kthread.c:436) [ 96.616050][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.616201][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.616329][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.616459][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.616616][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.616747][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.616870][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.619221][ T12] ------------[ cut here ]------------ | [ 96.619363][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.619606][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.620041][ T12] Tainted: [W]=WARN [ 96.620135][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.620286][ T12] Workqueue: netns cleanup_net [ 96.620428][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.620590][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.621028][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.621184][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc9e00 RCX: 1ff4000000018eed [ 96.621384][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc9ebc [ 96.621566][ T12] RBP: ff11000010484000 R08: 1fe2200001db93d9 R09: ff11000001aed1d0 [ 96.621762][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.621943][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.622125][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.622372][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.622524][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.622710][ T12] PKRU: 55555554 [ 96.622805][ T12] Call Trace: [ 96.622898][ T12] [ 96.622962][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.623127][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.623292][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.623419][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.623544][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.623670][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.623802][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.623926][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.624049][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.624169][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.624294][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.624435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.624557][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.624684][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.624817][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.624941][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.625083][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.625205][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.625331][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.625464][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.625591][ T12] kthread (kernel/kthread.c:436) [ 96.625682][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.626219][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.626342][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.626473][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.626627][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.626825][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.626973][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.629500][ T12] ------------[ cut here ]------------ | [ 96.629716][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.629952][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.630638][ T12] Tainted: [W]=WARN [ 96.630736][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.630887][ T12] Workqueue: netns cleanup_net [ 96.631090][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.631246][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.631774][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.631928][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc9540 RCX: 1ff4000000018eed [ 96.632208][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc95fc [ 96.632393][ T12] RBP: ff1100000ed11000 R08: 1fe2200001db92c1 R09: ff11000001aed1d0 [ 96.632574][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.632851][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.633033][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.633244][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.633475][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.633661][ T12] PKRU: 55555554 [ 96.633758][ T12] Call Trace: [ 96.633922][ T12] [ 96.633987][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.634142][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.634292][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.634500][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.634632][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.634757][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.634877][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.635074][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.635198][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.635321][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.635454][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.635654][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.635788][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.635915][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.636036][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.636234][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.636364][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.636487][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.636621][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.636826][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.636946][ T12] kthread (kernel/kthread.c:436) [ 96.637036][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.637188][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.637390][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.637514][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.637669][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.637800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.637996][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.640877][ T12] ------------[ cut here ]------------ | [ 96.641005][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.641340][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.641784][ T12] Tainted: [W]=WARN [ 96.641969][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.642121][ T12] Workqueue: netns cleanup_net [ 96.642247][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.642412][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.642864][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.643105][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc8c80 RCX: 1ff4000000018eed [ 96.643289][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc8d3c [ 96.643548][ T12] RBP: ff11000007c19000 R08: 1fe2200001db91a9 R09: ff11000001aed1d0 [ 96.643742][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.643919][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.644175][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.644389][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.644543][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.644842][ T12] PKRU: 55555554 [ 96.644940][ T12] Call Trace: [ 96.645030][ T12] [ 96.645098][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.645326][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.645484][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.645623][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.645752][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.645947][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.646069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.646191][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.646327][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.646526][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.646652][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.646781][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.646901][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.647098][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.647218][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.647339][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.647470][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.647671][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.647803][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.647928][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.648048][ T12] kthread (kernel/kthread.c:436) [ 96.648212][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.648369][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.648492][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.648620][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.648849][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.648971][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.649091][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.652013][ T12] ------------[ cut here ]------------ | [ 96.652205][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.652447][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.652962][ T12] Tainted: [W]=WARN [ 96.653255][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.653416][ T12] Workqueue: netns cleanup_net [ 96.653543][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.653707][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.654234][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.654396][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc8580 RCX: 1ff4000000018eed [ 96.654656][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc863c [ 96.654843][ T12] RBP: ff11000006271000 R08: 1fe2200001db90c9 R09: ff11000001aed1d0 [ 96.655024][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.655301][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.655489][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.655786][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.655938][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.656119][ T12] PKRU: 55555554 [ 96.656215][ T12] Call Trace: [ 96.656383][ T12] [ 96.656445][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.656601][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.656768][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.656963][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.657084][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.657204][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.657325][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.657464][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.657594][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.657720][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.657884][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.658075][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.658196][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.658317][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.658442][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.658644][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.658775][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.658898][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.659024][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.659223][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.659352][ T12] kthread (kernel/kthread.c:436) [ 96.659448][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.659623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.659753][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.659875][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.660026][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.660145][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.660265][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.662791][ T12] ------------[ cut here ]------------ | [ 96.662918][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.663310][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.663829][ T12] Tainted: [W]=WARN [ 96.663920][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.664070][ T12] Workqueue: netns cleanup_net [ 96.664194][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.664468][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.664999][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.665152][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236580 RCX: 1ff4000000018eed [ 96.665332][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23663c [ 96.665596][ T12] RBP: ff1100000feac000 R08: 1fe2200001646cc9 R09: ff11000001aed1d0 [ 96.665777][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.665954][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.666209][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.666422][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.666593][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.666779][ T12] PKRU: 55555554 [ 96.666880][ T12] Call Trace: [ 96.666970][ T12] [ 96.667032][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.667195][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.667344][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.667472][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.667596][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.667724][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.667847][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.667970][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.668094][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.668215][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.668339][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.668489][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.668620][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.668754][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.668875][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.669001][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.669124][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.669243][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.669376][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.669525][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.669649][ T12] kthread (kernel/kthread.c:436) [ 96.669764][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.669912][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.670032][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.670163][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.670327][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.670457][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.670591][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.672664][ T12] ------------[ cut here ]------------ | [ 96.672789][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.673023][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.673462][ T12] Tainted: [W]=WARN [ 96.673554][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.673709][ T12] Workqueue: netns cleanup_net [ 96.673841][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.673995][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.674426][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.674577][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b2371c0 RCX: 1ff4000000018eed [ 96.674783][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23727c [ 96.674962][ T12] RBP: ff110000101f1000 R08: 1fe2200001646e51 R09: ff11000001aed1d0 [ 96.675153][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.675360][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.675542][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.675762][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.675919][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.676119][ T12] PKRU: 55555554 [ 96.676212][ T12] Call Trace: [ 96.676301][ T12] [ 96.676369][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.676522][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.676675][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.676801][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.676922][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.677042][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.677163][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.677283][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.677413][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.677534][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.677659][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.677813][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.677933][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.678063][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.678186][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.678311][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.678444][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.678566][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.678696][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.678825][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.678946][ T12] kthread (kernel/kthread.c:436) [ 96.679036][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.679185][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.679310][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.679435][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.679598][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.679722][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.679843][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.682719][ T12] ------------[ cut here ]------------ | [ 96.682914][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.683257][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.683775][ T12] Tainted: [W]=WARN [ 96.683864][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.684012][ T12] Workqueue: netns cleanup_net [ 96.684226][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.684387][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.684931][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.685482][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b237540 RCX: 1ff4000000018eed [ 96.685747][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2375fc [ 96.685946][ T12] RBP: ff1100000fa91000 R08: 1fe2200001646ec1 R09: ff11000001aed1d0 [ 96.686122][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.686380][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.686564][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.686782][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.687004][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.687189][ T12] PKRU: 55555554 [ 96.687282][ T12] Call Trace: [ 96.687378][ T12] [ 96.687441][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.687600][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.687774][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.687970][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.688103][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.688224][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.688342][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.688545][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.688691][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.688856][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.688978][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.689171][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.689292][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.689418][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.689554][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.689759][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.689885][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.690004][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.690144][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.690342][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.690471][ T12] kthread (kernel/kthread.c:436) [ 96.690563][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.690723][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.690935][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.691070][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.691244][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.691370][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.691565][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.693975][ T12] ------------[ cut here ]------------ | [ 96.694127][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.694376][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.694850][ T12] Tainted: [W]=WARN [ 96.694947][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.695102][ T12] Workqueue: netns cleanup_net [ 96.695230][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.695394][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.695854][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.696014][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f380 RCX: 1ff4000000018eed [ 96.696195][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f43c [ 96.696385][ T12] RBP: ff1100000f912000 R08: 1fe22000016e9e89 R09: ff11000001aed1d0 [ 96.696574][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.696764][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.696944][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.697158][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.697308][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.697495][ T12] PKRU: 55555554 [ 96.697637][ T12] Call Trace: [ 96.697734][ T12] [ 96.697797][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.697961][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.698111][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.698232][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.698360][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.698483][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.698611][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.698738][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.698860][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.698984][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.699107][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.699778][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.699899][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.700026][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.700152][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.700273][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.700405][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.700528][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.700662][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.700866][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.700987][ T12] kthread (kernel/kthread.c:436) [ 96.701079][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.701230][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.701428][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.701552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.701707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.701832][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.702030][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.727293][ T12] ------------[ cut here ]------------ | [ 96.727458][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.727719][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.728171][ T12] Tainted: [W]=WARN [ 96.728269][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.728460][ T12] Workqueue: netns cleanup_net [ 96.728596][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.728770][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.729223][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 96.729391][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781700 RCX: 1ff4000000018eaf [ 96.729585][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107817bc [ 96.729782][ T12] RBP: ff110000020bc000 R08: 1fe22000020f02f9 R09: ff11000001aed1d0 [ 96.729971][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 96.730159][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e28c000 [ 96.730355][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.730583][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.730748][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.730936][ T12] PKRU: 55555554 [ 96.731031][ T12] Call Trace: [ 96.731125][ T12] [ 96.731191][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.731319][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.731426][ T12] netif_close_many (net/core/dev.c:1804) [ 96.731556][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.731685][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.731814][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.731940][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 96.732073][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 96.732231][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 96.732395][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.732523][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.732682][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.732812][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.732936][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 96.733093][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 96.733222][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 96.733356][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.733483][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 96.733615][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 96.733747][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 96.733876][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.734002][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.734130][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.734257][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.734390][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.734522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.734657][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.734791][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.734922][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.735052][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.735182][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.735313][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.735445][ T12] kthread (kernel/kthread.c:436) [ 96.735542][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.735729][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.735856][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.735991][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.736148][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.736273][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.736408][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.738776][ T12] ------------[ cut here ]------------ | [ 96.738917][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 96.739162][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.740116][ T12] Tainted: [W]=WARN [ 96.740213][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.740423][ T12] Workqueue: netns cleanup_net [ 96.740553][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.740728][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.741181][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 96.741340][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781a80 RCX: 1ff4000000018eaf [ 96.741586][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010781b3c [ 96.741833][ T12] RBP: ff1100000e28c000 R08: 1fe22000020f0369 R09: ff11000001aed1d0 [ 96.742020][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 96.742209][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 96.742453][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.742685][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.742848][ T12] CR2: 00007f7d61272574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 96.743036][ T12] PKRU: 55555554 [ 96.743129][ T12] Call Trace: [ 96.743224][ T12] [ 96.743290][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.743473][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 96.743614][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.743716][ T12] netif_close_many (net/core/dev.c:1804) [ 96.743842][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.743966][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.744091][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.744219][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 96.744398][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 96.744571][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 96.744740][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.744869][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.745029][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.745154][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.745279][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 96.745491][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 96.745626][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 96.745760][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.745887][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 96.746014][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 96.746142][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 96.746272][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.746469][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.746603][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.746737][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.746863][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.746990][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.747115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.747243][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.747433][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.747560][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.747694][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.747845][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.747972][ T12] kthread (kernel/kthread.c:436) [ 96.748068][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.748225][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.748403][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.748532][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.748696][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.748829][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.748955][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.753909][ T12] ------------[ cut here ]------------ | [ 96.754050][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 96.754292][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.754778][ T12] Tainted: [W]=WARN [ 96.754869][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.755018][ T12] Workqueue: netns cleanup_net [ 96.755149][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.755324][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.755788][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 96.755941][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff4000000018ed5 [ 96.756127][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 96.756305][ T12] RBP: ff110000020bc000 R08: 1fe2200001afc5e1 R09: ff11000001aed1d0 [ 96.756493][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 96.756692][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.756881][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 96.757090][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.757249][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 96.757438][ T12] PKRU: 55555554 [ 96.757528][ T12] Call Trace: [ 96.757622][ T12] [ 96.757685][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.757846][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.757997][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.758131][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.758252][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 96.758413][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 96.758537][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.758687][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 96.758823][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 96.758947][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 96.759072][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.759192][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.759316][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.759445][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.759566][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.759694][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.759823][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.759945][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.760072][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.760197][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.760323][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.760455][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.760577][ T12] kthread (kernel/kthread.c:436) [ 96.760677][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.760833][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.760959][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.761081][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.761232][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.761360][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.761496][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.763879][ T12] ------------[ cut here ]------------ | [ 96.764003][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 96.764247][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.764698][ T12] Tainted: [W]=WARN [ 96.764808][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.764966][ T12] Workqueue: netns cleanup_net [ 96.765093][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.765252][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.765703][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 96.765862][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3a80 RCX: 1ff4000000018ed5 [ 96.766042][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3b3c [ 96.766225][ T12] RBP: ff1100000e28c000 R08: 1fe2200001afc769 R09: ff11000001aed1d0 [ 96.766429][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 96.766617][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.766806][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 96.767017][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.767170][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 96.767367][ T12] PKRU: 55555554 [ 96.767458][ T12] Call Trace: [ 96.767550][ T12] [ 96.767619][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.767780][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.767930][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.768053][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.768192][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 96.768353][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 96.768478][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.768608][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 96.768733][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 96.768859][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 96.768986][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.769110][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.769234][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.769362][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.769488][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.769615][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.769741][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.769864][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.769990][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.770112][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.770238][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.770366][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.770487][ T12] kthread (kernel/kthread.c:436) [ 96.770580][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.770746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.770871][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.770997][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.771147][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.771269][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.771411][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.773911][ T12] ------------[ cut here ]------------ | [ 96.774034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 96.774275][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.774732][ T12] Tainted: [W]=WARN [ 96.774824][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.774978][ T12] Workqueue: netns cleanup_net [ 96.775105][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.775263][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.775925][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 96.776100][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2c80 RCX: 1ff4000000018ed5 [ 96.776284][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2d3c [ 96.776574][ T12] RBP: ff11000009bc1000 R08: 1fe2200001afc5a9 R09: ff11000001aed1d0 [ 96.776773][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 96.776972][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.777154][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 96.777564][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.777727][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 96.777974][ T12] PKRU: 55555554 [ 96.778069][ T12] Call Trace: [ 96.778161][ T12] [ 96.778233][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.778447][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.778606][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.778736][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.778857][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 96.779013][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 96.779135][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 96.779257][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 96.779429][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 96.779552][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 96.779699][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.779823][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.779945][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.780065][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.780190][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.780320][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.780490][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.780624][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.780754][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.780877][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.781003][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.781130][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.781249][ T12] kthread (kernel/kthread.c:436) [ 96.781340][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.781539][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.781670][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.781796][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.781946][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.782070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.782191][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.806794][ T12] ------------[ cut here ]------------ | [ 96.806949][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 96.807198][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.807780][ T12] Tainted: [W]=WARN [ 96.807883][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.808062][ T12] Workqueue: netns cleanup_net [ 96.808195][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.808369][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.808832][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 96.808989][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050900 RCX: 1ff4000000018ec7 [ 96.809175][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060509bc [ 96.809368][ T12] RBP: ff11000009a5a000 R08: 1fe2200000c0a139 R09: ff11000001aed1d0 [ 96.809559][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 96.809751][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 96.809938][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 96.810157][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.810332][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 96.810541][ T12] PKRU: 55555554 [ 96.810646][ T12] Call Trace: [ 96.810745][ T12] [ 96.810811][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.810945][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.811039][ T12] netif_close_many (net/core/dev.c:1804) [ 96.811169][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 96.811300][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 96.811463][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 96.811622][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 96.811755][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.811915][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.812040][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.812164][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.812291][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.812419][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.812544][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.812674][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.812806][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.812932][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.813060][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.813186][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.813311][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.813443][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.813568][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.813700][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.813833][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.813959][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.814093][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.814228][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.814358][ T12] kthread (kernel/kthread.c:436) [ 96.814453][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.814614][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.814745][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.814871][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.815027][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.815153][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.815283][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.818636][ T12] ------------[ cut here ]------------ | [ 96.818830][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.819130][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.819696][ T12] Tainted: [W]=WARN [ 96.819846][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.820067][ T12] Workqueue: netns cleanup_net [ 96.820255][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.820486][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.820985][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.821189][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050040 RCX: 1ff4000000018eed [ 96.821443][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060500fc [ 96.821694][ T12] RBP: ff11000001dd4000 R08: 1fe2200000c0a021 R09: ff11000001aed1d0 [ 96.821938][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.822168][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.822498][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.822836][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.823039][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000004ecb002 CR4: 0000000000771ef0 [ 96.823271][ T12] PKRU: 55555554 [ 96.823459][ T12] Call Trace: [ 96.823603][ T12] [ 96.823729][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.823943][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.824145][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.824323][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.824514][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.824701][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.824885][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.825060][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.825239][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.825424][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.825616][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.825801][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.825973][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.826148][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.826321][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.826515][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.826703][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.826899][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.827078][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.827256][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.827444][ T12] kthread (kernel/kthread.c:436) [ 96.827593][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.827809][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.827986][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.828162][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.828377][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.828575][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.828774][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.831575][ T12] ------------[ cut here ]------------ | [ 96.831760][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.832376][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.832939][ T12] Tainted: [W]=WARN [ 96.833080][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.833288][ T12] Workqueue: netns cleanup_net [ 96.833507][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.833738][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.834213][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.834429][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec900 RCX: 1ff4000000018eed [ 96.834677][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec9bc [ 96.834910][ T12] RBP: ff110000137c1000 R08: 1fe2200001d3d939 R09: ff11000001aed1d0 [ 96.835140][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.835383][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.835620][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.835892][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.836094][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000004ecb002 CR4: 0000000000771ef0 [ 96.836324][ T12] PKRU: 55555554 [ 96.836481][ T12] Call Trace: [ 96.836629][ T12] [ 96.836751][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.836962][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.837164][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.837337][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.837528][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.837722][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.837899][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.838076][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.838252][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.838443][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.838626][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.838815][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.838986][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.839160][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.839335][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.839540][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.839755][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.839929][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.840108][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.840300][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.840489][ T12] kthread (kernel/kthread.c:436) [ 96.840641][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.840860][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.841039][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.841214][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.841433][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.841612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.841792][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.844827][ T12] ------------[ cut here ]------------ | [ 96.845002][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.845294][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.846576][ T12] Tainted: [W]=WARN [ 96.846783][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.847032][ T12] Workqueue: netns cleanup_net [ 96.847280][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.847568][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.848150][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.848418][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec200 RCX: 1ff4000000018eed [ 96.848707][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec2bc [ 96.848996][ T12] RBP: ff11000005961000 R08: 1fe2200001d3d859 R09: ff11000001aed1d0 [ 96.849272][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.849586][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.849896][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.850208][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.850477][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.850777][ T12] PKRU: 55555554 [ 96.850964][ T12] Call Trace: [ 96.851152][ T12] [ 96.851313][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.851584][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.851848][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.852070][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.852336][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.852632][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.852922][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.853191][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.853476][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.853763][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.854038][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.854313][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.854538][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.854727][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.854902][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.855077][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.855257][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.855443][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.855628][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.855818][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.856015][ T12] kthread (kernel/kthread.c:436) [ 96.856164][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.856384][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.856561][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.856752][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.856955][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.857130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.857303][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.859985][ T12] ------------[ cut here ]------------ | [ 96.860149][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.860933][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.861626][ T12] Tainted: [W]=WARN [ 96.861825][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.862078][ T12] Workqueue: netns cleanup_net [ 96.862314][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.862609][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.863151][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.863441][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed8c0 RCX: 1ff4000000018eed [ 96.863752][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed97c [ 96.864046][ T12] RBP: ff1100000e964000 R08: 1fe2200001d3db31 R09: ff11000001aed1d0 [ 96.864335][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.864674][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.864983][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.865308][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.865588][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.865880][ T12] PKRU: 55555554 [ 96.866063][ T12] Call Trace: [ 96.866248][ T12] [ 96.866467][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.866796][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.867089][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.867404][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.867685][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.867960][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.869618][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.869866][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.870040][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.870212][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.870403][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.870582][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.870770][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.870943][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.871116][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.871295][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.871486][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.871673][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.871859][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.872038][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.872209][ T12] kthread (kernel/kthread.c:436) [ 96.872365][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.872589][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.872778][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.872951][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.873154][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.873325][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.873514][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.876299][ T12] ------------[ cut here ]------------ | [ 96.877050][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.877402][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.878051][ T12] Tainted: [W]=WARN [ 96.878242][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.878516][ T12] Workqueue: netns cleanup_net [ 96.878761][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.879021][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.879566][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.879843][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ece40 RCX: 1ff4000000018eed [ 96.880139][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecefc [ 96.880457][ T12] RBP: ff1100000997c000 R08: 1fe2200001d3d9e1 R09: ff11000001aed1d0 [ 96.880754][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.881030][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.881334][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.881660][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.881922][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.882244][ T12] PKRU: 55555554 [ 96.882446][ T12] Call Trace: [ 96.882646][ T12] [ 96.882824][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.883076][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.883332][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.883567][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.883805][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.884028][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.884279][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.884512][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.884752][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.884974][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.885203][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.885465][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.885751][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.885948][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.886153][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.886330][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.886529][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.886722][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.886902][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.887079][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.887263][ T12] kthread (kernel/kthread.c:436) [ 96.887420][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.887629][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.887814][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.887991][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.888192][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.888379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.888557][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.891341][ T12] ------------[ cut here ]------------ | [ 96.892288][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.892652][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.893434][ T12] Tainted: [W]=WARN [ 96.893636][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.893893][ T12] Workqueue: netns cleanup_net [ 96.894115][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.894398][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.894949][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.895196][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcaeac0 RCX: 1ff4000000018eed [ 96.895489][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaeb7c [ 96.895786][ T12] RBP: ff11000009b11000 R08: 1fe2200001795d71 R09: ff11000001aed1d0 [ 96.896082][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.896369][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.896671][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.896988][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.897237][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.897535][ T12] PKRU: 55555554 [ 96.897738][ T12] Call Trace: [ 96.897948][ T12] [ 96.898108][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.898386][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.898642][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.898869][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.899088][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.899303][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.899536][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.899774][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.899997][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.900213][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.900447][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.900672][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.900900][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.901071][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.901242][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.901431][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.901613][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.901792][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.901969][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.902166][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.902339][ T12] kthread (kernel/kthread.c:436) [ 96.902506][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.902727][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.902901][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.903076][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.903289][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.903476][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.903660][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.906455][ T12] ------------[ cut here ]------------ | [ 96.906643][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.908139][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.908999][ T12] Tainted: [W]=WARN [ 96.909235][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.909544][ T12] Workqueue: netns cleanup_net [ 96.909837][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.910150][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.910716][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.911015][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae740 RCX: 1ff4000000018eed [ 96.911291][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae7fc [ 96.911580][ T12] RBP: ff1100000fa71000 R08: 1fe2200001795d01 R09: ff11000001aed1d0 [ 96.911886][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.912160][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.912635][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.912946][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.913191][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.913482][ T12] PKRU: 55555554 [ 96.913673][ T12] Call Trace: [ 96.913866][ T12] [ 96.914024][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.914278][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.914551][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.914787][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.915007][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.915238][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.915472][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.915707][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.915940][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.916156][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.916401][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.916635][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.916861][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.917080][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.917297][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.917530][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.917774][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.917993][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.918215][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.918452][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.918646][ T12] kthread (kernel/kthread.c:436) [ 96.918796][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.918997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.919172][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.919360][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.919561][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.919786][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.919960][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.922515][ T12] ------------[ cut here ]------------ | [ 96.922700][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.923013][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.923886][ T12] Tainted: [W]=WARN [ 96.924123][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.924429][ T12] Workqueue: netns cleanup_net [ 96.924709][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.925034][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.925643][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.925910][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae580 RCX: 1ff4000000018eed [ 96.926228][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae63c [ 96.926522][ T12] RBP: ff1100000a0c9000 R08: 1fe2200001795cc9 R09: ff11000001aed1d0 [ 96.926814][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.927118][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.927408][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.927742][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.927994][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.928269][ T12] PKRU: 55555554 [ 96.928468][ T12] Call Trace: [ 96.928656][ T12] [ 96.928836][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.929087][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.929332][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.929565][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.929795][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.930027][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.930243][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.930479][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.930754][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.930975][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.931224][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.931457][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.931680][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.931908][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.932123][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.932341][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.932636][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.932861][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.933085][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.933305][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.933535][ T12] kthread (kernel/kthread.c:436) [ 96.933755][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.934003][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.934244][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.934522][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.934851][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.935113][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.935388][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.959700][ T12] ------------[ cut here ]------------ | [ 96.959906][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.960212][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.961155][ T12] Tainted: [W]=WARN [ 96.961300][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.961515][ T12] Workqueue: netns cleanup_net [ 96.961703][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.961918][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.962423][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.962630][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985a80 RCX: 1ff4000000018eed [ 96.962869][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985b3c [ 96.963097][ T12] RBP: ff110000050c9000 R08: 1fe2200001930b69 R09: ff11000001aed1d0 [ 96.963337][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.963585][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.963832][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.964107][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.964308][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.964565][ T12] PKRU: 55555554 [ 96.964720][ T12] Call Trace: [ 96.964862][ T12] [ 96.964975][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.965181][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.965393][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.965570][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.965762][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.965938][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.966117][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.966290][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.966479][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.967110][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.967287][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.967474][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.967657][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.967846][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.968017][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.968191][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.968379][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.968550][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.968742][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.968920][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.969091][ T12] kthread (kernel/kthread.c:436) [ 96.969236][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.969449][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.969628][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.969811][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.970013][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.970219][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.970402][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.973253][ T12] ------------[ cut here ]------------ | [ 96.973450][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 96.973794][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.974317][ T12] Tainted: [W]=WARN [ 96.974488][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.974699][ T12] Workqueue: netns cleanup_net [ 96.974884][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.975106][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.975601][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 96.975815][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce331c0 RCX: 1ff4000000018eed [ 96.976046][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3327c [ 96.976288][ T12] RBP: ff11000009a5a000 R08: 1fe22000019c6651 R09: ff11000001aed1d0 [ 96.976531][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 96.976776][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 96.977012][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 96.977270][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.977497][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 96.977747][ T12] PKRU: 55555554 [ 96.977889][ T12] Call Trace: [ 96.978030][ T12] [ 96.978143][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 96.978379][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 96.978580][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 96.978784][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 96.978958][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 96.979129][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 96.979301][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 96.979489][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 96.979679][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 96.979854][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 96.980032][ T12] cleanup_net (net/core/net_namespace.c:702) [ 96.980206][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 96.980392][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 96.980566][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 96.980752][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 96.980926][ T12] process_one_work (kernel/workqueue.c:3314) [ 96.981105][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 96.981296][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 96.981487][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 96.981675][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 96.981854][ T12] kthread (kernel/kthread.c:436) [ 96.981998][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 96.982198][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.982386][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 96.982559][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 96.982775][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 96.982972][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 96.983145][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 96.992413][ T2058] ------------[ cut here ]------------ | [ 96.992599][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2058 | [ 96.992870][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 96.993352][ T2058] Tainted: [W]=WARN [ 96.993456][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.993627][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 96.993808][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 96.994284][ T2058] RSP: 0018:ffa0000001a5fa80 EFLAGS: 00010286 [ 96.994460][ T2058] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff400000034bf16 [ 96.994663][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 96.994868][ T2058] RBP: ff11000008c1c000 R08: 1fe2200002514369 R09: ff1100000b85ae80 [ 96.995080][ T2058] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 96.995301][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c1c000 [ 96.995511][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 96.995757][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.995925][ T2058] CR2: 00007f5ddf3ffc20 CR3: 0000000005f2b006 CR4: 0000000000771ef0 [ 96.996125][ T2058] PKRU: 55555554 [ 96.996225][ T2058] Call Trace: [ 96.996326][ T2058] [ 96.996400][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 96.996536][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 96.996676][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 96.996801][ T2058] register_netdevice (net/core/dev.c:11488) [ 96.996937][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 96.997105][ T2058] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 96.997240][ T2058] register_netdev (net/core/dev.c:11552) [ 96.997382][ T2058] loopback_net_init (drivers/net/loopback.c:218) [ 96.997519][ T2058] ops_init (net/core/net_namespace.c:137) [ 96.997627][ T2058] setup_net (net/core/net_namespace.c:446) [ 96.997736][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 96.997870][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 96.998005][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 96.998149][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 96.998283][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 96.998426][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 96.998563][ T2058] ksys_unshare (kernel/fork.c:3243) [ 96.998703][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 96.998843][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 96.998976][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 96.999127][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 96.999263][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 96.999401][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 96.999536][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 96.999673][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 96.999813][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 96.999948][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.000113][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.000254][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.000745][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.000949][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.001147][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.001402][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.001626][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.001841][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.006247][ T2058] ------------[ cut here ]------------ | [ 97.006415][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2058 | [ 97.006684][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.007147][ T2058] Tainted: [W]=WARN [ 97.007246][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.007418][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.007593][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.008069][ T2058] RSP: 0018:ffa0000001a5f918 EFLAGS: 00010286 [ 97.008239][ T2058] RAX: 00000000ffffffa6 RBX: ff11000009b03540 RCX: 1ff400000034bee9 [ 97.008445][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b035fc [ 97.008649][ T2058] RBP: ff110000057ec000 R08: 1fe22000013606c1 R09: ff1100000b85ae80 [ 97.008852][ T2058] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 97.009054][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057ec000 [ 97.009252][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.009491][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.009679][ T2058] CR2: 00007f5ddf3ffc20 CR3: 0000000005f2b006 CR4: 0000000000771ef0 [ 97.009883][ T2058] PKRU: 55555554 [ 97.009987][ T2058] Call Trace: [ 97.010086][ T2058] [ 97.010154][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.010288][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.010436][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.010541][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.010683][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.010873][ T2058] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.011017][ T2058] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.011150][ T2058] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.011282][ T2058] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.011422][ T2058] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.011560][ T2058] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.011698][ T2058] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.011839][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.011940][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.012042][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.012173][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.012307][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.012448][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.012587][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.012730][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.012867][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.013001][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.013149][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.013283][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.013423][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.013558][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.013704][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.013844][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.013985][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.014120][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.014253][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.014443][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.014584][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.015062][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.015262][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.015463][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.015662][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.015867][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.016064][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.019975][ T2058] ------------[ cut here ]------------ | [ 97.020126][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2058 | [ 97.020394][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.020863][ T2058] Tainted: [W]=WARN [ 97.020977][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.021145][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.021741][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.022217][ T2058] RSP: 0018:ffa0000001a5f8f8 EFLAGS: 00010286 [ 97.022407][ T2058] RAX: 00000000ffffffa6 RBX: ff1100000bd83e00 RCX: 1ff400000034bee5 [ 97.022633][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd83ebc [ 97.022841][ T2058] RBP: ff110000058b4000 R08: 1fe22000017b07d9 R09: ff1100000b85ae80 [ 97.023041][ T2058] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 97.023242][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058b4000 [ 97.023447][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.023687][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.023857][ T2058] CR2: 00007f5ddf3ffc20 CR3: 0000000005f2b006 CR4: 0000000000771ef0 [ 97.024059][ T2058] PKRU: 55555554 [ 97.024160][ T2058] Call Trace: [ 97.024260][ T2058] [ 97.024329][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.024478][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.024619][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.024726][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.024889][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.025056][ T2058] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.025193][ T2058] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.025326][ T2058] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.025463][ T2058] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.025600][ T2058] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.025744][ T2058] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.025880][ T2058] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 97.026036][ T2058] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 97.026178][ T2058] vti_init_net (net/ipv4/ip_vti.c:517) [ 97.026312][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.026433][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.026556][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.026721][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.026856][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.026991][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.027126][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.027278][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.027420][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.027556][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.027695][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.027953][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.028095][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.028233][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.028375][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.028513][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.028651][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.028794][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.028929][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.029094][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.029235][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.029738][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.029939][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.030137][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.030339][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.030546][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.030757][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.032837][ T12] ------------[ cut here ]------------ | [ 97.033010][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 97.033310][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.033876][ T12] Tainted: [W]=WARN [ 97.034015][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.034215][ T12] Workqueue: netns cleanup_net [ 97.034420][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.034651][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.035139][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 97.035341][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b700 RCX: 1ff4000000018ed5 [ 97.035587][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b7bc [ 97.035833][ T12] RBP: ff1100001063c000 R08: 1fe22000018af6f9 R09: ff11000001aed1d0 [ 97.036060][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 97.036288][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 97.036533][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 97.036812][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.037031][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 97.037263][ T12] PKRU: 55555554 [ 97.037422][ T12] Call Trace: [ 97.037563][ T12] [ 97.037685][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 97.037901][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 97.038108][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 97.038284][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 97.038475][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.038658][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 97.038841][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 97.039018][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 97.039194][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 97.039383][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.039562][ T12] cleanup_net (net/core/net_namespace.c:702) [ 97.039748][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 97.039920][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 97.040094][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 97.040274][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.040463][ T12] process_one_work (kernel/workqueue.c:3314) [ 97.040651][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 97.040836][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.041013][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 97.041201][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 97.041387][ T12] kthread (kernel/kthread.c:436) [ 97.041530][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 97.041749][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 97.041941][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 97.042120][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 97.042363][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 97.042550][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 97.042741][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 97.056700][ T2058] ------------[ cut here ]------------ | [ 97.056932][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2058 | [ 97.057918][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.058375][ T2058] Tainted: [W]=WARN [ 97.058479][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.058656][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.058852][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.059337][ T2058] RSP: 0018:ffa0000001a5fa78 EFLAGS: 00010286 [ 97.059521][ T2058] RAX: 00000000ffffffa6 RBX: ff1100000c57ae40 RCX: 1ff400000034bf15 [ 97.059748][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57aefc [ 97.059950][ T2058] RBP: ff110000050c1000 R08: 1fe22000018af5e1 R09: ff1100000b85ae80 [ 97.060149][ T2058] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.060359][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c1000 [ 97.060564][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.060810][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.060979][ T2058] CR2: 000055f6a15ced5c CR3: 0000000005f2b002 CR4: 0000000000771ef0 [ 97.061183][ T2058] PKRU: 55555554 [ 97.061284][ T2058] Call Trace: [ 97.061403][ T2058] [ 97.061474][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.061621][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.061760][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.061865][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.062004][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.062172][ T2058] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.062309][ T2058] register_netdev (net/core/dev.c:11552) [ 97.062629][ T2058] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 97.062775][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.062878][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.062980][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.063114][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.063249][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.063391][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.063529][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.063674][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.063816][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.063951][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.064092][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.064233][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.064377][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.064515][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.064656][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.064799][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.064934][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.065072][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.065207][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.065379][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.065521][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.066012][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.066217][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.066425][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.066627][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.066851][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.067054][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.071437][ T2058] ------------[ cut here ]------------ | [ 97.071581][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2058 | [ 97.071869][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.072320][ T2058] Tainted: [W]=WARN [ 97.072433][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.072631][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.072814][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.073297][ T2058] RSP: 0018:ffa0000001a5fa68 EFLAGS: 00010286 [ 97.073477][ T2058] RAX: 00000000ffffffa6 RBX: ff1100000278b8c0 RCX: 1ff400000034bf13 [ 97.073685][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b97c [ 97.073889][ T2058] RBP: ff1100000e984000 R08: 1fe22000004f1731 R09: ff1100000b85ae80 [ 97.074091][ T2058] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.074293][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e984000 [ 97.074501][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.074746][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.074913][ T2058] CR2: 000055f6a15ced5c CR3: 0000000005f2b002 CR4: 0000000000771ef0 [ 97.075123][ T2058] PKRU: 55555554 [ 97.075224][ T2058] Call Trace: [ 97.075327][ T2058] [ 97.075401][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.075535][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.075675][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.075781][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.075916][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.076092][ T2058] register_netdev (net/core/dev.c:11552) [ 97.076227][ T2058] sit_init_net (net/ipv6/sit.c:1860) [ 97.076369][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.076473][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.076575][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.076724][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.076860][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.076997][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.077134][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.077272][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.077412][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.077547][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.077690][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.077827][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.077962][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.078097][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.078231][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.078369][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.078512][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.078652][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.078791][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.078958][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.079099][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.079596][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.079806][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.080008][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.080206][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.080445][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.080656][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.094159][ T2058] ------------[ cut here ]------------ | [ 97.094321][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2058 | [ 97.094616][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.095086][ T2058] Tainted: [W]=WARN [ 97.095185][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.095361][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.095540][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.096023][ T2058] RSP: 0018:ffa0000001a5fa78 EFLAGS: 00010286 [ 97.096191][ T2058] RAX: 00000000ffffffa6 RBX: ff1100000d57c900 RCX: 1ff400000034bf15 [ 97.096452][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57c9bc [ 97.096664][ T2058] RBP: ff11000007891000 R08: 1fe2200001aaf939 R09: ff1100000b85ae80 [ 97.096870][ T2058] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.097069][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007891000 [ 97.097270][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.097534][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.097718][ T2058] CR2: 000055f6a15ced5c CR3: 0000000005f2b002 CR4: 0000000000771ef0 [ 97.097919][ T2058] PKRU: 55555554 [ 97.098018][ T2058] Call Trace: [ 97.098117][ T2058] [ 97.098190][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.098325][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.098491][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.098597][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.098740][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.098905][ T2058] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.099039][ T2058] register_netdev (net/core/dev.c:11552) [ 97.099179][ T2058] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 97.099314][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.099421][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.099550][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.099691][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.099836][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.099981][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.100118][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.100264][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.100405][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.100545][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.100686][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.100836][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.100974][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.101110][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.101257][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.101392][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.101525][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.101663][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.101802][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.101968][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.102105][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.102597][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.102804][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.103018][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.103215][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.103415][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.103617][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.109250][ T2058] ------------[ cut here ]------------ | [ 97.109409][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2058 | [ 97.109716][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.110179][ T2058] Tainted: [W]=WARN [ 97.110278][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.110454][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.110628][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.111104][ T2058] RSP: 0018:ffa0000001a5f918 EFLAGS: 00010286 [ 97.111272][ T2058] RAX: 00000000ffffffa6 RBX: ff1100000ca6a900 RCX: 1ff400000034bee9 [ 97.111479][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a9bc [ 97.111679][ T2058] RBP: ff11000009579000 R08: 1fe220000194d539 R09: ff1100000b85ae80 [ 97.111882][ T2058] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.112081][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009579000 [ 97.112282][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.112523][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.112693][ T2058] CR2: 000055f6a15ced5c CR3: 0000000005f2b002 CR4: 0000000000771ef0 [ 97.112897][ T2058] PKRU: 55555554 [ 97.112997][ T2058] Call Trace: [ 97.113094][ T2058] [ 97.113162][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.113307][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.113445][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.113547][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.113685][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.113855][ T2058] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.113989][ T2058] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.114121][ T2058] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.114253][ T2058] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.114392][ T2058] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.114524][ T2058] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.114662][ T2058] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.114802][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.114905][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.115004][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.115140][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.115277][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.115417][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.115550][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.115695][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.115833][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.115978][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.116117][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.116252][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.116391][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.116527][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.116661][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.116803][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.116933][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.117064][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.117196][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.117382][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.117529][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.118017][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.118220][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.118421][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.118625][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.118829][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.119026][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.124194][ T2058] ------------[ cut here ]------------ | [ 97.124363][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2058 | [ 97.124630][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.125083][ T2058] Tainted: [W]=WARN [ 97.125185][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.125353][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.125525][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.126003][ T2058] RSP: 0018:ffa0000001a5f918 EFLAGS: 00010286 [ 97.126168][ T2058] RAX: 00000000ffffffa6 RBX: ff1100000c67e580 RCX: 1ff400000034bee9 [ 97.126372][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e63c [ 97.126570][ T2058] RBP: ff1100000d6e9000 R08: 1fe22000018cfcc9 R09: ff1100000b85ae80 [ 97.126775][ T2058] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.126971][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6e9000 [ 97.127170][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.127405][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.127575][ T2058] CR2: 000055f6a15ced5c CR3: 0000000005f2b002 CR4: 0000000000771ef0 [ 97.127786][ T2058] PKRU: 55555554 [ 97.127886][ T2058] Call Trace: [ 97.127997][ T2058] [ 97.128069][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.128201][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.128331][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.128438][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.128572][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.128750][ T2058] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.128887][ T2058] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.129021][ T2058] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.129156][ T2058] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.129289][ T2058] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.129426][ T2058] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.129560][ T2058] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.129697][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.129804][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.129904][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.130036][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.130176][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.130310][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.130508][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.130708][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.130851][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.130984][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.131118][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.131250][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.131399][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.131537][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.131673][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.131810][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.131946][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.132081][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.132212][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.132381][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.132522][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.133006][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.133212][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.133421][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.133630][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.133838][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.134037][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.138860][ T2058] ------------[ cut here ]------------ | [ 97.139032][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2058 | [ 97.139291][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.140244][ T2058] Tainted: [W]=WARN [ 97.140344][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.140574][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.140754][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.141552][ T2058] RSP: 0018:ffa0000001a5f918 EFLAGS: 00010286 [ 97.141788][ T2058] RAX: 00000000ffffffa6 RBX: ff11000009b031c0 RCX: 1ff400000034bee9 [ 97.141993][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b0327c [ 97.142209][ T2058] RBP: ff11000005289000 R08: 1fe2200001360651 R09: ff1100000b85ae80 [ 97.142461][ T2058] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.142660][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005289000 [ 97.142864][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.143100][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.143264][ T2058] CR2: 000055f6a15ced5c CR3: 0000000005f2b002 CR4: 0000000000771ef0 [ 97.143524][ T2058] PKRU: 55555554 [ 97.143625][ T2058] Call Trace: [ 97.143754][ T2058] [ 97.143826][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.143963][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.144096][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.144196][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.144328][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.144549][ T2058] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.144692][ T2058] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.144847][ T2058] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.144981][ T2058] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.145116][ T2058] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.145251][ T2058] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.145439][ T2058] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.145573][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.145679][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.145784][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.145916][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.146048][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.146182][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.146315][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.146507][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.146647][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.146782][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.146921][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.147055][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.147189][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.147321][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.147520][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.147658][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.147798][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.147929][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.148063][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.148225][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.148419][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.148895][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.149093][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.149290][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.149542][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.149777][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.149978][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.155164][ T2058] ------------[ cut here ]------------ | [ 97.155392][ T2058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2058 | [ 97.155753][ T2058] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.156230][ T2058] Tainted: [W]=WARN [ 97.156336][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.156520][ T2058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.156703][ T2058] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.157194][ T2058] RSP: 0018:ffa0000001a5fa70 EFLAGS: 00010286 [ 97.157372][ T2058] RAX: 00000000ffffffa6 RBX: ff1100000c414040 RCX: 1ff400000034bf14 [ 97.157581][ T2058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4140fc [ 97.157793][ T2058] RBP: ff11000009bc4000 R08: 1fe2200001882821 R09: ff1100000b85ae80 [ 97.157997][ T2058] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 97.158207][ T2058] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bc4000 [ 97.158421][ T2058] FS: 00007f5ddf1fe840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 97.158675][ T2058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.158854][ T2058] CR2: 000055f6a150ed40 CR3: 0000000005f2b005 CR4: 0000000000771ef0 [ 97.159073][ T2058] PKRU: 55555554 [ 97.159175][ T2058] Call Trace: [ 97.159297][ T2058] [ 97.159375][ T2058] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.159514][ T2058] ? notifier_call_chain (kernel/notifier.c:85) [ 97.159654][ T2058] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.159764][ T2058] register_netdevice (net/core/dev.c:11488) [ 97.159902][ T2058] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.160071][ T2058] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.160209][ T2058] register_netdev (net/core/dev.c:11552) [ 97.160351][ T2058] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 97.160491][ T2058] ops_init (net/core/net_namespace.c:137) [ 97.160598][ T2058] setup_net (net/core/net_namespace.c:446) [ 97.160702][ T2058] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.160854][ T2058] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.160990][ T2058] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.161129][ T2058] copy_net_ns (net/core/net_namespace.c:579) [ 97.161267][ T2058] create_new_namespaces (kernel/nsproxy.c:132) [ 97.161413][ T2058] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.161564][ T2058] ksys_unshare (kernel/fork.c:3243) [ 97.161722][ T2058] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.161862][ T2058] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.162000][ T2058] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.162137][ T2058] ? __ia32_sys_open (fs/open.c:1374) [ 97.162287][ T2058] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.162430][ T2058] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.162567][ T2058] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.162713][ T2058] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.162850][ T2058] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.162989][ T2058] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.163158][ T2058] RIP: 0033:0x7f5ddf4c0bcb [ 97.163301][ T2058] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.163799][ T2058] RSP: 002b:00007ffe5dfcadb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.164017][ T2058] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ddf4c0bcb [ 97.164220][ T2058] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.164427][ T2058] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.164632][ T2058] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe5dfccfe0 [ 97.164839][ T2058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe5dfce877 | [ 97.202373][ T2059] ------------[ cut here ]------------ | [ 97.202546][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2059 | [ 97.202829][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.203285][ T2059] Tainted: [W]=WARN [ 97.203959][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.204155][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.204335][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.204908][ T2059] RSP: 0018:ffa0000001a4fa80 EFLAGS: 00010286 [ 97.205094][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000eed8c80 RCX: 1ff4000000349f16 [ 97.205299][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8d3c [ 97.205509][ T2059] RBP: ff1100000eaa9000 R08: 1fe2200001ddb1a9 R09: ff1100000a88d180 [ 97.205725][ T2059] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 97.205929][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaa9000 [ 97.206137][ T2059] FS: 00007fd689272840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.206384][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.206557][ T2059] CR2: 00007fd689479430 CR3: 0000000004e01002 CR4: 0000000000771ef0 [ 97.206769][ T2059] PKRU: 55555554 [ 97.206870][ T2059] Call Trace: [ 97.206974][ T2059] [ 97.207044][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.207182][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.207318][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.207429][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.207568][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.207751][ T2059] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.207892][ T2059] register_netdev (net/core/dev.c:11552) [ 97.208030][ T2059] loopback_net_init (drivers/net/loopback.c:218) [ 97.208171][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.208276][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.208385][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.208571][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.208725][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.208899][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.209038][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.209177][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.209314][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.209457][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.209596][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.209741][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.209884][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.210023][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.210158][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.210295][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.210437][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.210575][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.210720][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.210904][ T2059] RIP: 0033:0x7fd689534bcb [ 97.211064][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.211567][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.211783][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.211986][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.212218][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.212432][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.212642][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.217082][ T2059] ------------[ cut here ]------------ | [ 97.217310][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2059 | [ 97.217598][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.218063][ T2059] Tainted: [W]=WARN [ 97.218166][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.218362][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.218543][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.219033][ T2059] RSP: 0018:ffa0000001a4f918 EFLAGS: 00010286 [ 97.219230][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000d907380 RCX: 1ff4000000349ee9 [ 97.219443][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90743c [ 97.219654][ T2059] RBP: ff1100000ec74000 R08: 1fe2200001b20e89 R09: ff1100000a88d180 [ 97.220228][ T2059] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 97.220440][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec74000 [ 97.220649][ T2059] FS: 00007fd689272840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.220895][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.221065][ T2059] CR2: 00007fd689479430 CR3: 0000000004e01002 CR4: 0000000000771ef0 [ 97.221270][ T2059] PKRU: 55555554 [ 97.221377][ T2059] Call Trace: [ 97.221478][ T2059] [ 97.221548][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.221691][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.222212][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.222323][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.222466][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.222637][ T2059] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.222779][ T2059] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.222914][ T2059] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.223055][ T2059] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.223193][ T2059] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.223334][ T2059] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.223480][ T2059] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.223623][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.223733][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.223836][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.223969][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.224106][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.224250][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.224395][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.224544][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.224686][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.224827][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.224978][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.225127][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.225264][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.225409][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.225546][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.225686][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.225850][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.225993][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.226128][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.226298][ T2059] RIP: 0033:0x7fd689534bcb [ 97.226445][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.226940][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.227142][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.227375][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.227581][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.227793][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.227994][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.231995][ T2059] ------------[ cut here ]------------ | [ 97.232175][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2059 | [ 97.232644][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.233297][ T2059] Tainted: [W]=WARN [ 97.233420][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.233601][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.233804][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.234957][ T2059] RSP: 0018:ffa0000001a4f8f8 EFLAGS: 00010286 [ 97.235128][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000d57c3c0 RCX: 1ff4000000349ee5 [ 97.235330][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57c47c [ 97.235553][ T2059] RBP: ff1100000963c000 R08: 1fe2200001aaf891 R09: ff1100000a88d180 [ 97.235878][ T2059] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 97.236098][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000963c000 [ 97.236319][ T2059] FS: 00007fd689272840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.236565][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.236749][ T2059] CR2: 00007fd689479430 CR3: 0000000004e01002 CR4: 0000000000771ef0 [ 97.236957][ T2059] PKRU: 55555554 [ 97.237060][ T2059] Call Trace: [ 97.237162][ T2059] [ 97.237251][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.237395][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.237534][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.237644][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.237790][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.237980][ T2059] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.238119][ T2059] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.238259][ T2059] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.238401][ T2059] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.238540][ T2059] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.238682][ T2059] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.238843][ T2059] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 97.238998][ T2059] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 97.239142][ T2059] vti_init_net (net/ipv4/ip_vti.c:517) [ 97.239301][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.239416][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.239521][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.239662][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.239807][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.240164][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.240318][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.240479][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.240648][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.240795][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.240938][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.241075][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.241213][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.241359][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.241736][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.241883][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.242023][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.242161][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.242296][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.242470][ T2059] RIP: 0033:0x7fd689534bcb [ 97.242618][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.243139][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.243356][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.243571][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.243786][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.243990][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.244425][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.250640][ T2059] ------------[ cut here ]------------ | [ 97.250804][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2059 | [ 97.251071][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.251531][ T2059] Tainted: [W]=WARN [ 97.251640][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.251878][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.252057][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.252556][ T2059] RSP: 0018:ffa0000001a4fa78 EFLAGS: 00010286 [ 97.252736][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000d57d1c0 RCX: 1ff4000000349f15 [ 97.252945][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57d27c [ 97.253311][ T2059] RBP: ff11000009ae4000 R08: 1fe2200001aafa51 R09: ff1100000a88d180 [ 97.253520][ T2059] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 97.253989][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ae4000 [ 97.254224][ T2059] FS: 00007fd689272840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.254491][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.254664][ T2059] CR2: 00007fd689479430 CR3: 0000000004e01002 CR4: 0000000000771ef0 [ 97.254909][ T2059] PKRU: 55555554 [ 97.255011][ T2059] Call Trace: [ 97.255113][ T2059] [ 97.255183][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.255321][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.255464][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.255567][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.255713][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.255891][ T2059] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.256029][ T2059] register_netdev (net/core/dev.c:11552) [ 97.256169][ T2059] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 97.256306][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.256474][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.256586][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.256726][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.256861][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.257004][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.257139][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.257278][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.257485][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.257625][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.257767][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.257922][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.258059][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.258195][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.258332][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.258542][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.258687][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.258823][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.258956][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.259138][ T2059] RIP: 0033:0x7fd689534bcb [ 97.259278][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.259857][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.260087][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.260295][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.260595][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.260802][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.261004][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.271770][ T2059] ------------[ cut here ]------------ | [ 97.271941][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2059 | [ 97.272398][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.272861][ T2059] Tainted: [W]=WARN [ 97.272964][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.273147][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.273341][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.273840][ T2059] RSP: 0018:ffa0000001a4fa68 EFLAGS: 00010286 [ 97.274016][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000c97d1c0 RCX: 1ff4000000349f13 [ 97.274225][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c97d27c [ 97.274434][ T2059] RBP: ff1100000ed51000 R08: 1fe220000192fa51 R09: ff1100000a88d180 [ 97.274643][ T2059] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 97.274851][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed51000 [ 97.275058][ T2059] FS: 00007fd689272840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 97.275315][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.275495][ T2059] CR2: 000055f6c13bb838 CR3: 0000000004e01002 CR4: 0000000000771ef0 [ 97.275707][ T2059] PKRU: 55555554 [ 97.275815][ T2059] Call Trace: [ 97.275916][ T2059] [ 97.275985][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.276121][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.276257][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.276363][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.276499][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.276690][ T2059] register_netdev (net/core/dev.c:11552) [ 97.276833][ T2059] sit_init_net (net/ipv6/sit.c:1860) [ 97.276969][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.277072][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.277176][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.277313][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.277486][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.277628][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.277771][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.277920][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.278074][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.278251][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.278396][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.278538][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.278680][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.278828][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.278963][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.279098][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.279234][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.279377][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.279515][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.279700][ T2059] RIP: 0033:0x7fd689534bcb [ 97.279867][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.280376][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.280582][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.280925][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.281128][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.281329][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.281542][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.286772][ T2059] ------------[ cut here ]------------ | [ 97.286977][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2059 | [ 97.287266][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.287756][ T2059] Tainted: [W]=WARN [ 97.287862][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.288041][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.288241][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.288811][ T2059] RSP: 0018:ffa0000001a4fa78 EFLAGS: 00010286 [ 97.288986][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000c178e40 RCX: 1ff4000000349f15 [ 97.289190][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178efc [ 97.289452][ T2059] RBP: ff1100000fc64000 R08: 1fe220000182f1e1 R09: ff1100000a88d180 [ 97.289659][ T2059] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 97.289899][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc64000 [ 97.290105][ T2059] FS: 00007fd689272840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 97.290408][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.290582][ T2059] CR2: 000055f6c13bb838 CR3: 0000000004e01002 CR4: 0000000000771ef0 [ 97.290797][ T2059] PKRU: 55555554 [ 97.290957][ T2059] Call Trace: [ 97.291065][ T2059] [ 97.291136][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.291273][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.291466][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.291572][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.291723][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.291912][ T2059] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.292051][ T2059] register_netdev (net/core/dev.c:11552) [ 97.292187][ T2059] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 97.292325][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.292490][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.292596][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.292753][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.292894][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.293037][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.293177][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.293316][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.293511][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.293653][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.293802][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.293940][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.294077][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.294222][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.294413][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.294549][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.294690][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.294832][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.294970][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.295146][ T2059] RIP: 0033:0x7fd689534bcb [ 97.295299][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.296032][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.296238][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.296504][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.296719][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.296922][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.297126][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.301838][ T2059] ------------[ cut here ]------------ | [ 97.302030][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2059 | [ 97.302327][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.302812][ T2059] Tainted: [W]=WARN [ 97.302914][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.303084][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.303264][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.304314][ T2059] RSP: 0018:ffa0000001a4f918 EFLAGS: 00010286 [ 97.304545][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff4000000349ee9 [ 97.304831][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 97.305040][ T2059] RBP: ff11000004f5c000 R08: 1fe2200001ad7c59 R09: ff1100000a88d180 [ 97.305259][ T2059] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 97.305517][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f5c000 [ 97.305740][ T2059] FS: 00007fd689272840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 97.306036][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.306236][ T2059] CR2: 000055f6c13bb838 CR3: 0000000004e01002 CR4: 0000000000771ef0 [ 97.306502][ T2059] PKRU: 55555554 [ 97.306609][ T2059] Call Trace: [ 97.306715][ T2059] [ 97.306786][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.306929][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.307064][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.307182][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.307318][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.307545][ T2059] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.307696][ T2059] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.307854][ T2059] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.307992][ T2059] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.308131][ T2059] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.308274][ T2059] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.308469][ T2059] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.308610][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.308721][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.308824][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.308975][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.309112][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.309267][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.309460][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.309602][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.309743][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.309886][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.310021][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.310157][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.310291][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.310484][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.310624][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.310767][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.310909][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.311059][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.311192][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.311430][ T2059] RIP: 0033:0x7fd689534bcb [ 97.311574][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.312088][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.312301][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.312569][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.312792][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.313003][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.313214][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.318335][ T2059] ------------[ cut here ]------------ | [ 97.319373][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2059 | [ 97.319742][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.320312][ T2059] Tainted: [W]=WARN [ 97.320475][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.320718][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.320950][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.321492][ T2059] RSP: 0018:ffa0000001a4f918 EFLAGS: 00010286 [ 97.321738][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000da82040 RCX: 1ff4000000349ee9 [ 97.322024][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da820fc [ 97.322290][ T2059] RBP: ff11000009149000 R08: 1fe2200001b50421 R09: ff1100000a88d180 [ 97.322571][ T2059] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 97.322922][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009149000 [ 97.323181][ T2059] FS: 00007fd689272840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 97.323495][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.323744][ T2059] CR2: 00007ffe3b2299c8 CR3: 0000000004e01003 CR4: 0000000000771ef0 [ 97.324002][ T2059] PKRU: 55555554 [ 97.324154][ T2059] Call Trace: [ 97.324306][ T2059] [ 97.324444][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.324669][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.324866][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.325023][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.325215][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.325452][ T2059] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.325653][ T2059] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.325853][ T2059] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.326040][ T2059] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.326232][ T2059] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.326437][ T2059] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.326674][ T2059] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.326872][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.327029][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.327186][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.327411][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.327603][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.327811][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.328004][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.328194][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.328417][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.328607][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.329320][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.329529][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.329740][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.329933][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.330119][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.330313][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.330517][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.330723][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.330927][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.331159][ T2059] RIP: 0033:0x7fd689534bcb [ 97.331367][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.332004][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.332268][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.332541][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.332818][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.333070][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.333335][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.346485][ T2059] ------------[ cut here ]------------ | [ 97.346692][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2059 | [ 97.347041][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.347660][ T2059] Tainted: [W]=WARN [ 97.347821][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.348055][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.348305][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.348869][ T2059] RSP: 0018:ffa0000001a4f918 EFLAGS: 00010286 [ 97.349094][ T2059] RAX: 00000000ffffffa6 RBX: ff11000004dd2ac0 RCX: 1ff4000000349ee9 [ 97.349362][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dd2b7c [ 97.349616][ T2059] RBP: ff1100001034c000 R08: 1fe22000009ba571 R09: ff1100000a88d180 [ 97.349891][ T2059] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 97.350141][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001034c000 [ 97.350427][ T2059] FS: 00007fd689272840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 97.350734][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.350958][ T2059] CR2: 00007ffe3b2299c8 CR3: 0000000004e01003 CR4: 0000000000771ef0 [ 97.351214][ T2059] PKRU: 55555554 [ 97.351380][ T2059] Call Trace: [ 97.351533][ T2059] [ 97.351666][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.351861][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.353309][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.353493][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.353699][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.353929][ T2059] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.354130][ T2059] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 97.354316][ T2059] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 97.354531][ T2059] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 97.354744][ T2059] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 97.354944][ T2059] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 97.355150][ T2059] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 97.355340][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.355510][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.355674][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.355866][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.356314][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.356529][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.356740][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.356933][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.357133][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.357319][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.357520][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.357726][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.357917][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.358106][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.358323][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.358528][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.358733][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.358920][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.359119][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.359336][ T2059] RIP: 0033:0x7fd689534bcb [ 97.359541][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.360144][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.360413][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.360702][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.360963][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.361215][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.361478][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.366564][ T2059] ------------[ cut here ]------------ | [ 97.366770][ T2059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2059 | [ 97.367087][ T2059] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.367691][ T2059] Tainted: [W]=WARN [ 97.367859][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.368092][ T2059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.368340][ T2059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.368915][ T2059] RSP: 0018:ffa0000001a4fa70 EFLAGS: 00010286 [ 97.369141][ T2059] RAX: 00000000ffffffa6 RBX: ff1100000da83a80 RCX: 1ff4000000349f14 [ 97.369425][ T2059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000da83b3c [ 97.369717][ T2059] RBP: ff1100000625c000 R08: 1fe2200001b50769 R09: ff1100000a88d180 [ 97.369972][ T2059] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 97.370229][ T2059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000625c000 [ 97.370518][ T2059] FS: 00007fd689272840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 97.370830][ T2059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.371054][ T2059] CR2: 00007ffe3b2299c8 CR3: 0000000004e01003 CR4: 0000000000771ef0 [ 97.371325][ T2059] PKRU: 55555554 [ 97.371493][ T2059] Call Trace: [ 97.371662][ T2059] [ 97.371805][ T2059] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.371995][ T2059] ? notifier_call_chain (kernel/notifier.c:85) [ 97.372187][ T2059] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.372359][ T2059] register_netdevice (net/core/dev.c:11488) [ 97.372549][ T2059] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 97.372787][ T2059] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.372977][ T2059] register_netdev (net/core/dev.c:11552) [ 97.373167][ T2059] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 97.373373][ T2059] ops_init (net/core/net_namespace.c:137) [ 97.373533][ T2059] setup_net (net/core/net_namespace.c:446) [ 97.373722][ T2059] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 97.373910][ T2059] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 97.374099][ T2059] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 97.374291][ T2059] copy_net_ns (net/core/net_namespace.c:579) [ 97.374509][ T2059] create_new_namespaces (kernel/nsproxy.c:132) [ 97.374722][ T2059] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 97.374925][ T2059] ksys_unshare (kernel/fork.c:3243) [ 97.375113][ T2059] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.375302][ T2059] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 97.375505][ T2059] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 97.375726][ T2059] ? __ia32_sys_open (fs/open.c:1374) [ 97.375922][ T2059] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 97.376108][ T2059] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 97.376298][ T2059] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.376501][ T2059] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.376706][ T2059] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.376905][ T2059] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.377124][ T2059] RIP: 0033:0x7fd689534bcb [ 97.377318][ T2059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 97.377904][ T2059] RSP: 002b:00007fff16619948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 97.378160][ T2059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd689534bcb [ 97.378435][ T2059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 97.378700][ T2059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 97.378986][ T2059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1661bb70 [ 97.379242][ T2059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1661c877 | [ 97.412742][ T2060] ------------[ cut here ]------------ | [ 97.412915][ T2060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2060 | [ 97.413192][ T2060] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.413666][ T2060] Tainted: [W]=WARN [ 97.413778][ T2060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.413951][ T2060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.414132][ T2060] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.414634][ T2060] RSP: 0018:ffa0000001aaee30 EFLAGS: 00010286 [ 97.414814][ T2060] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff4000000355d8c [ 97.415022][ T2060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 97.415227][ T2060] RBP: ff110000086e1000 R08: 1fe2200001842e89 R09: ff1100000ea5d180 [ 97.415443][ T2060] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.415654][ T2060] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc76008 [ 97.415870][ T2060] FS: 00007fbaccceb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.416115][ T2060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.416287][ T2060] CR2: 000000000042ebe0 CR3: 000000000c2cb004 CR4: 0000000000771ef0 [ 97.416498][ T2060] PKRU: 55555554 [ 97.416607][ T2060] Call Trace: [ 97.416715][ T2060] [ 97.416787][ T2060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.416929][ T2060] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.417071][ T2060] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.417177][ T2060] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 97.417318][ T2060] __dev_notify_flags (net/core/dev.c:9787) [ 97.417468][ T2060] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 97.417613][ T2060] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 97.417756][ T2060] ? netif_change_name (net/core/dev.c:1495) [ 97.417895][ T2060] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.418034][ T2060] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.418173][ T2060] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.418312][ T2060] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.418462][ T2060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.418606][ T2060] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 97.418753][ T2060] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 97.418892][ T2060] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 97.419030][ T2060] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 97.419170][ T2060] veth_newlink (drivers/net/veth.c:1871) [ 97.419312][ T2060] ? veth_poll_controller (drivers/net/veth.c:1470) [ 97.419459][ T2060] ? kasan_save_stack (mm/kasan/common.c:57) [ 97.419604][ T2060] ? kasan_save_track (mm/kasan/common.c:78) [ 97.419769][ T2060] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 97.419932][ T2060] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 97.420072][ T2060] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 97.420213][ T2060] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 97.420358][ T2060] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.420499][ T2060] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 97.420646][ T2060] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 97.420792][ T2060] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 97.420932][ T2060] ? __dev_get_by_name (net/core/dev.c:883) [ 97.421068][ T2060] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 97.421212][ T2060] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 97.421360][ T2060] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.421505][ T2060] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.421648][ T2060] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.421789][ T2060] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.421928][ T2060] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.422067][ T2060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.422209][ T2060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.422353][ T2060] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.422493][ T2060] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.422637][ T2060] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.422781][ T2060] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.422918][ T2060] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.423058][ T2060] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.423199][ T2060] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.423339][ T2060] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.423484][ T2060] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.423628][ T2060] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.423777][ T2060] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.423914][ T2060] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.424053][ T2060] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.424193][ T2060] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.424330][ T2060] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.424475][ T2060] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.424624][ T2060] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.424774][ T2060] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.424914][ T2060] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.425053][ T2060] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.425203][ T2060] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.425383][ T2060] ? move_addr_to_kernel (net/socket.c:258) [ 97.425538][ T2060] ___sys_sendmsg (net/socket.c:2752) [ 97.425681][ T2060] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.425832][ T2060] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 97.426009][ T2060] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 97.426149][ T2060] __sys_sendmsg (net/socket.c:2784) [ 97.426287][ T2060] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.426435][ T2060] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 97.426573][ T2060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.426732][ T2060] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.426873][ T2060] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.427026][ T2060] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.427165][ T2060] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.427337][ T2060] RIP: 0033:0x7fbaccf2508e [ 97.427489][ T2060] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.427997][ T2060] RSP: 002b:00007ffed34be920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.428211][ T2060] RAX: ffffffffffffffda RBX: 00007ffed34bf0d0 RCX: 00007fbaccf2508e [ 97.428426][ T2060] RDX: 0000000000000000 RSI: 00007ffed34be9d0 RDI: 0000000000000005 [ 97.428635][ T2060] RBP: 00007ffed34be930 R08: 0000000000000000 R09: 0000000000000000 [ 97.428848][ T2060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d013 [ 97.429057][ T2060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed34bf090 | [ 97.437163][ T2060] ------------[ cut here ]------------ | [ 97.437330][ T2060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2060 | [ 97.438140][ T2060] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.438667][ T2060] Tainted: [W]=WARN [ 97.438834][ T2060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.439005][ T2060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.439183][ T2060] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.439742][ T2060] RSP: 0018:ffa0000001aaf1b0 EFLAGS: 00010286 [ 97.439915][ T2060] RAX: 00000000ffffffa6 RBX: ff1100000fb2f8c0 RCX: 1ff4000000355dfc [ 97.440119][ T2060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f97c [ 97.440322][ T2060] RBP: ff110000061d1000 R08: 1fe2200001f65f31 R09: ff1100000ea5d180 [ 97.440610][ T2060] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 97.440823][ T2060] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 97.441029][ T2060] FS: 00007fbaccceb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.441273][ T2060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.441507][ T2060] CR2: 000000000042ebe0 CR3: 000000000c2cb004 CR4: 0000000000771ef0 [ 97.441722][ T2060] PKRU: 55555554 [ 97.441824][ T2060] Call Trace: [ 97.441925][ T2060] [ 97.441996][ T2060] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.442134][ T2060] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.442239][ T2060] __dev_notify_flags (net/core/dev.c:9787) [ 97.442438][ T2060] ? netif_change_name (net/core/dev.c:1495) [ 97.442579][ T2060] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 97.442723][ T2060] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 97.442863][ T2060] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 97.443008][ T2060] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 97.443146][ T2060] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 97.443283][ T2060] ? __dev_get_by_name (net/core/dev.c:883) [ 97.443485][ T2060] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 97.443633][ T2060] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 97.443780][ T2060] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.443919][ T2060] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.444056][ T2060] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.444191][ T2060] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.444328][ T2060] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.444529][ T2060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.444677][ T2060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.444821][ T2060] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.444958][ T2060] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.445096][ T2060] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.445234][ T2060] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.445427][ T2060] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.445567][ T2060] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.445714][ T2060] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.445855][ T2060] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.445992][ T2060] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.446130][ T2060] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.446271][ T2060] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.446470][ T2060] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.446615][ T2060] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.446761][ T2060] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.446903][ T2060] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.447041][ T2060] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.447180][ T2060] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.447318][ T2060] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.447518][ T2060] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.447661][ T2060] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.447806][ T2060] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.447977][ T2060] ? move_addr_to_kernel (net/socket.c:258) [ 97.448121][ T2060] ___sys_sendmsg (net/socket.c:2752) [ 97.448261][ T2060] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.448463][ T2060] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 97.448644][ T2060] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 97.448789][ T2060] __sys_sendmsg (net/socket.c:2784) [ 97.448928][ T2060] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.449071][ T2060] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 97.449211][ T2060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.449410][ T2060] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.449551][ T2060] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.449694][ T2060] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.449836][ T2060] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.450008][ T2060] RIP: 0033:0x7fbaccf2508e [ 97.450153][ T2060] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.450720][ T2060] RSP: 002b:00007ffed34be920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.450928][ T2060] RAX: ffffffffffffffda RBX: 00007ffed34bf0d0 RCX: 00007fbaccf2508e [ 97.451132][ T2060] RDX: 0000000000000000 RSI: 00007ffed34be9d0 RDI: 0000000000000005 [ 97.451339][ T2060] RBP: 00007ffed34be930 R08: 0000000000000000 R09: 0000000000000000 [ 97.451610][ T2060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d013 [ 97.451821][ T2060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed34bf090 | [ 97.481981][ T2061] ------------[ cut here ]------------ | [ 97.482144][ T2061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2061 | [ 97.482420][ T2061] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.482890][ T2061] Tainted: [W]=WARN [ 97.482995][ T2061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.483165][ T2061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.483342][ T2061] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.483837][ T2061] RSP: 0018:ffa0000001abf020 EFLAGS: 00010286 [ 97.484008][ T2061] RAX: 00000000ffffffa6 RBX: ff1100000c415a80 RCX: 1ff4000000357dca [ 97.484206][ T2061] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c415b3c [ 97.485028][ T2061] RBP: ff110000061d1000 R08: 1fe2200001882b69 R09: ff11000012a58b58 [ 97.485232][ T2061] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 97.485452][ T2061] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 97.485662][ T2061] FS: 00007f9c6f5f4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.485916][ T2061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.486085][ T2061] CR2: 0000000021712988 CR3: 00000000094b3004 CR4: 0000000000771ef0 [ 97.486286][ T2061] PKRU: 55555554 [ 97.486398][ T2061] Call Trace: [ 97.486500][ T2061] [ 97.486569][ T2061] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.486720][ T2061] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.486824][ T2061] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 97.486959][ T2061] __dev_notify_flags (net/core/dev.c:9787) [ 97.487096][ T2061] ? netif_change_name (net/core/dev.c:1495) [ 97.487230][ T2061] ? __dev_change_flags (net/core/dev.c:9752) [ 97.487374][ T2061] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 97.487509][ T2061] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.487648][ T2061] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 97.488036][ T2061] netif_change_flags (net/core/dev.c:9820) [ 97.488175][ T2061] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 97.488311][ T2061] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 97.488455][ T2061] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 97.488597][ T2061] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 97.488771][ T2061] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 97.488904][ T2061] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.489037][ T2061] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 97.489176][ T2061] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.489319][ T2061] ? __kernel_text_address (kernel/extable.c:79) [ 97.489461][ T2061] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.489600][ T2061] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.489740][ T2061] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.489876][ T2061] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.490019][ T2061] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 97.490152][ T2061] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.490289][ T2061] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.490429][ T2061] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 97.490566][ T2061] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 97.490706][ T2061] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 97.490845][ T2061] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.490981][ T2061] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 97.491119][ T2061] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 97.491258][ T2061] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.491400][ T2061] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.491536][ T2061] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.491677][ T2061] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.491815][ T2061] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.491950][ T2061] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.492086][ T2061] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.492221][ T2061] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.492362][ T2061] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.492497][ T2061] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.492662][ T2061] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.492803][ T2061] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.492938][ T2061] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.493072][ T2061] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.493206][ T2061] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.493343][ T2061] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.493485][ T2061] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.493627][ T2061] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.493769][ T2061] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.493903][ T2061] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.494043][ T2061] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.494180][ T2061] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.494315][ T2061] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.494457][ T2061] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.494596][ T2061] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.494738][ T2061] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.494872][ T2061] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.495007][ T2061] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.495144][ T2061] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.495281][ T2061] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.495423][ T2061] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.495594][ T2061] ? move_addr_to_kernel (net/socket.c:258) [ 97.495735][ T2061] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.495875][ T2061] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.496021][ T2061] ___sys_sendmsg (net/socket.c:2752) [ 97.496155][ T2061] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 97.496322][ T2061] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.496476][ T2061] __sys_sendmsg (net/socket.c:2784) [ 97.496619][ T2061] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.496758][ T2061] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 97.496934][ T2061] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 97.497067][ T2061] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.497203][ T2061] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.497335][ T2061] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.497474][ T2061] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.497613][ T2061] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.497786][ T2061] RIP: 0033:0x7f9c6f82e08e [ 97.497927][ T2061] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.498409][ T2061] RSP: 002b:00007fffc4e31de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.498617][ T2061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9c6f82e08e [ 97.498842][ T2061] RDX: 0000000000000000 RSI: 00007fffc4e31e90 RDI: 0000000000000005 [ 97.499040][ T2061] RBP: 00007fffc4e31df0 R08: 0000000000000000 R09: 0000000000000000 [ 97.499240][ T2061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d013 [ 97.499450][ T2061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc4e32560 | [ 97.533082][ T2062] ------------[ cut here ]------------ | [ 97.533289][ T2062] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2062 | [ 97.533623][ T2062] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.534213][ T2062] Tainted: [W]=WARN [ 97.534379][ T2062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.534605][ T2062] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.534843][ T2062] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.535378][ T2062] RSP: 0018:ffa0000001acf020 EFLAGS: 00010286 [ 97.535823][ T2062] RAX: 00000000ffffffa6 RBX: ff1100000a130200 RCX: 1ff4000000359dca [ 97.536073][ T2062] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1302bc [ 97.536329][ T2062] RBP: ff110000086e1000 R08: 1fe2200001426059 R09: ff11000012a5ae58 [ 97.536832][ T2062] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 97.537082][ T2062] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 97.537367][ T2062] FS: 00007f789d433840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 97.537666][ T2062] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.537897][ T2062] CR2: 00000000254cd988 CR3: 000000000c2cb006 CR4: 0000000000771ef0 [ 97.538149][ T2062] PKRU: 55555554 [ 97.538301][ T2062] Call Trace: [ 97.538467][ T2062] [ 97.538591][ T2062] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.538794][ T2062] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.538948][ T2062] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 97.539131][ T2062] __dev_notify_flags (net/core/dev.c:9787) [ 97.539320][ T2062] ? netif_change_name (net/core/dev.c:1495) [ 97.539522][ T2062] ? __dev_change_flags (net/core/dev.c:9752) [ 97.539727][ T2062] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 97.539935][ T2062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.540123][ T2062] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 97.540316][ T2062] netif_change_flags (net/core/dev.c:9820) [ 97.540520][ T2062] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 97.540725][ T2062] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 97.540916][ T2062] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 97.541102][ T2062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 97.541324][ T2062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 97.541525][ T2062] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.541728][ T2062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 97.541915][ T2062] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.542106][ T2062] ? __kernel_text_address (kernel/extable.c:79) [ 97.542296][ T2062] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.542500][ T2062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.542700][ T2062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.542897][ T2062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.543085][ T2062] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 97.543271][ T2062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.543469][ T2062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.543670][ T2062] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 97.543863][ T2062] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 97.544047][ T2062] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 97.544234][ T2062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.544435][ T2062] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 97.544632][ T2062] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 97.544830][ T2062] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.545018][ T2062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.545204][ T2062] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.545405][ T2062] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.545594][ T2062] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.545792][ T2062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.545984][ T2062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.546169][ T2062] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.546369][ T2062] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.546556][ T2062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.546759][ T2062] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.546947][ T2062] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.547134][ T2062] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.547336][ T2062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.547537][ T2062] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.547746][ T2062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.547932][ T2062] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.548120][ T2062] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.548305][ T2062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.548520][ T2062] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.548729][ T2062] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.548918][ T2062] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.549107][ T2062] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.549314][ T2062] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.549514][ T2062] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.549722][ T2062] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.549913][ T2062] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.550101][ T2062] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.550291][ T2062] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.550491][ T2062] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.550689][ T2062] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.550932][ T2062] ? move_addr_to_kernel (net/socket.c:258) [ 97.551122][ T2062] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.551309][ T2062] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.551507][ T2062] ___sys_sendmsg (net/socket.c:2752) [ 97.551705][ T2062] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 97.551935][ T2062] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.552134][ T2062] __sys_sendmsg (net/socket.c:2784) [ 97.552323][ T2062] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.552529][ T2062] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 97.552776][ T2062] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 97.552965][ T2062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.553154][ T2062] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.553341][ T2062] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.553543][ T2062] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.554116][ T2062] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.554335][ T2062] RIP: 0033:0x7f789d66d08e [ 97.554541][ T2062] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.555085][ T2062] RSP: 002b:00007fff6564fa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.555339][ T2062] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f789d66d08e [ 97.555605][ T2062] RDX: 0000000000000000 RSI: 00007fff6564fab0 RDI: 0000000000000005 [ 97.555871][ T2062] RBP: 00007fff6564fa10 R08: 0000000000000000 R09: 0000000000000000 [ 97.556119][ T2062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d013 [ 97.556381][ T2062] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff65650180 | [ 97.558934][ T221] ------------[ cut here ]------------ | [ 97.559065][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/221 | [ 97.559304][ T221] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.559763][ T221] Tainted: [W]=WARN [ 97.559856][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.560013][ T221] Workqueue: events_unbound linkwatch_event [ 97.560180][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.560341][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.560804][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 97.560960][ T221] RAX: 00000000ffffffa6 RBX: ff110000128a1c40 RCX: 1ff40000000c6f02 [ 97.561142][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1cfc [ 97.561325][ T221] RBP: ff110000061d1000 R08: 1fe22000025143a1 R09: ff1100000a888ba8 [ 97.561522][ T221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 97.561716][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 97.561899][ T221] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.562112][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.562265][ T221] CR2: 00007f9c6f6c1574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 97.562460][ T221] PKRU: 55555554 [ 97.562567][ T221] Call Trace: [ 97.562665][ T221] [ 97.562742][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.562865][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 97.562987][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.563081][ T221] netif_state_change (net/core/dev.c:1605) [ 97.563205][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.563364][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 97.563488][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 97.563628][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.563781][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 97.563902][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 97.564024][ T221] process_one_work (kernel/workqueue.c:3314) [ 97.564150][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 97.564272][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.564425][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 97.564548][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 97.564681][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 97.564811][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 97.564933][ T221] kthread (kernel/kthread.c:436) [ 97.565026][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 97.565177][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 97.565306][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 97.565438][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 97.565597][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 97.565739][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 97.565864][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 97.629081][ T2064] ------------[ cut here ]------------ | [ 97.629247][ T2064] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2064 | [ 97.629528][ T2064] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.629993][ T2064] Tainted: [W]=WARN [ 97.630095][ T2064] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.630261][ T2064] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.630444][ T2064] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.630929][ T2064] RSP: 0018:ffa0000001aef150 EFLAGS: 00010286 [ 97.631096][ T2064] RAX: 00000000ffffffa6 RBX: ff1100000eecd8c0 RCX: 1ff400000035ddf0 [ 97.631295][ T2064] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd97c [ 97.631521][ T2064] RBP: ff110000086e1000 R08: 1fe2200001dd9b31 R09: ff1100000eb98b58 [ 97.631730][ T2064] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 97.631927][ T2064] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a87aa40 [ 97.632126][ T2064] FS: 00007f64b6dfb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 97.632365][ T2064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.632529][ T2064] CR2: 00000000004ebb28 CR3: 000000000c2cb002 CR4: 0000000000771ef0 [ 97.632736][ T2064] PKRU: 55555554 [ 97.632833][ T2064] Call Trace: [ 97.632934][ T2064] [ 97.633003][ T2064] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.633138][ T2064] ? notifier_call_chain (kernel/notifier.c:85) [ 97.633269][ T2064] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.633375][ T2064] netif_state_change (net/core/dev.c:1605) [ 97.633510][ T2064] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.633683][ T2064] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 97.633854][ T2064] linkwatch_sync_dev (net/core/link_watch.c:295) [ 97.633985][ T2064] rtnl_getlink (net/core/rtnetlink.c:4273) [ 97.634117][ T2064] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.634248][ T2064] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.635098][ T2064] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 97.635233][ T2064] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.635398][ T2064] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.635536][ T2064] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.635689][ T2064] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.635828][ T2064] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.635961][ T2064] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.636092][ T2064] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.636225][ T2064] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.636367][ T2064] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.636519][ T2064] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 97.636653][ T2064] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.636791][ T2064] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.636932][ T2064] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.637063][ T2064] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.637198][ T2064] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.637328][ T2064] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.637483][ T2064] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.637619][ T2064] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.637756][ T2064] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.637892][ T2064] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.638023][ T2064] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.638158][ T2064] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.638289][ T2064] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.638425][ T2064] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.638557][ T2064] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.638691][ T2064] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.638829][ T2064] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.638965][ T2064] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.639097][ T2064] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.639229][ T2064] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.639405][ T2064] ? move_addr_to_kernel (net/socket.c:258) [ 97.639537][ T2064] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 97.639674][ T2064] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 97.639844][ T2064] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 97.639976][ T2064] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 97.640141][ T2064] ___sys_sendmsg (net/socket.c:2752) [ 97.640272][ T2064] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.640410][ T2064] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.640551][ T2064] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 97.640688][ T2064] ? do_getsockname (net/socket.c:2192) [ 97.640833][ T2064] __sys_sendmsg (net/socket.c:2784) [ 97.640970][ T2064] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.641107][ T2064] ? __sys_getsockname (net/socket.c:2210) [ 97.641239][ T2064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.641375][ T2064] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.641913][ T2064] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.642045][ T2064] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.642178][ T2064] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.642341][ T2064] RIP: 0033:0x7f64b703508e [ 97.642485][ T2064] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.642969][ T2064] RSP: 002b:00007ffdaff5ce60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.643169][ T2064] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64b703508e [ 97.643369][ T2064] RDX: 0000000000000000 RSI: 00007ffdaff5cf10 RDI: 0000000000000006 [ 97.643565][ T2064] RBP: 00007ffdaff5ce70 R08: 0000000000000000 R09: 0000000000000000 [ 97.643771][ T2064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d013 [ 97.643967][ T2064] R13: 00007ffdaff5cfc0 R14: 000000000000000d R15: 00007ffdaff5e87a | [ 97.738381][ T2067] ------------[ cut here ]------------ | [ 97.738605][ T2067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2067 | [ 97.738951][ T2067] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.740281][ T2067] Tainted: [W]=WARN [ 97.740524][ T2067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.740834][ T2067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.741148][ T2067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.741733][ T2067] RSP: 0018:ffa0000001b1efd0 EFLAGS: 00010286 [ 97.741966][ T2067] RAX: 00000000ffffffa6 RBX: ff1100000bd27a80 RCX: 1ff4000000363dc0 [ 97.742230][ T2067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27b3c [ 97.742507][ T2067] RBP: ff1100000a2f2000 R08: 1fe22000017a4f69 R09: ff1100000fcb8b80 [ 97.742791][ T2067] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 97.743055][ T2067] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2f2e44 [ 97.743320][ T2067] FS: 00007f81966e3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 97.743644][ T2067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.743895][ T2067] CR2: 00000000004a2060 CR3: 000000000eb32004 CR4: 0000000000771ef0 [ 97.744163][ T2067] PKRU: 55555554 [ 97.744321][ T2067] Call Trace: [ 97.744494][ T2067] [ 97.744623][ T2067] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.744830][ T2067] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 97.745029][ T2067] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.745190][ T2067] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 97.745398][ T2067] __dev_notify_flags (net/core/dev.c:9787) [ 97.745600][ T2067] ? notifier_call_chain (kernel/notifier.c:85) [ 97.745810][ T2067] ? netif_change_name (net/core/dev.c:1495) [ 97.746007][ T2067] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 97.746205][ T2067] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 97.746418][ T2067] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 97.746625][ T2067] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 97.746834][ T2067] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 97.747034][ T2067] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 97.747235][ T2067] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 97.747441][ T2067] ? nla_strscpy (lib/nlattr.c:795) [ 97.747649][ T2067] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 97.747855][ T2067] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 97.748050][ T2067] ? __dev_get_by_name (net/core/dev.c:883) [ 97.748246][ T2067] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 97.748463][ T2067] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 97.748676][ T2067] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.748883][ T2067] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.749077][ T2067] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.749280][ T2067] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.749489][ T2067] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.749701][ T2067] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.749909][ T2067] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.750105][ T2067] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.750301][ T2067] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.750597][ T2067] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.750806][ T2067] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.751003][ T2067] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.751200][ T2067] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.751403][ T2067] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.751606][ T2067] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.751814][ T2067] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.752009][ T2067] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.752207][ T2067] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.752416][ T2067] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.752621][ T2067] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.752827][ T2067] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.753021][ T2067] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.753216][ T2067] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.753427][ T2067] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.753635][ T2067] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.753846][ T2067] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.754047][ T2067] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.754244][ T2067] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.754451][ T2067] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.754718][ T2067] ? move_addr_to_kernel (net/socket.c:258) [ 97.754918][ T2067] ? kasan_save_stack (mm/kasan/common.c:58) [ 97.755113][ T2067] ? kasan_save_stack (mm/kasan/common.c:57) [ 97.755305][ T2067] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 97.755511][ T2067] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 97.755761][ T2067] ___sys_sendmsg (net/socket.c:2752) [ 97.755966][ T2067] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.756178][ T2067] __sys_sendmsg (net/socket.c:2784) [ 97.756390][ T2067] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.756589][ T2067] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 97.756852][ T2067] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 97.757048][ T2067] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.757245][ T2067] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.757453][ T2067] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.757661][ T2067] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.757866][ T2067] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.758099][ T2067] RIP: 0033:0x7f819691d08e [ 97.758299][ T2067] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.758909][ T2067] RSP: 002b:00007ffff69d4640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.759179][ T2067] RAX: ffffffffffffffda RBX: 00007ffff69d4df0 RCX: 00007f819691d08e [ 97.759460][ T2067] RDX: 0000000000000000 RSI: 00007ffff69d46f0 RDI: 0000000000000005 [ 97.759747][ T2067] RBP: 00007ffff69d4650 R08: 0000000000000000 R09: 0000000000000000 [ 97.760016][ T2067] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d013 [ 97.760284][ T2067] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff69d4dc0 | [ 97.795448][ T2068] ------------[ cut here ]------------ | [ 97.795633][ T2068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2068 | [ 97.795967][ T2068] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.796464][ T2068] Tainted: [W]=WARN [ 97.796576][ T2068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.796778][ T2068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.796970][ T2068] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.797497][ T2068] RSP: 0018:ffa0000001b1efd0 EFLAGS: 00010286 [ 97.797687][ T2068] RAX: 00000000ffffffa6 RBX: ff110000057bbc40 RCX: 1ff4000000363dc0 [ 97.797923][ T2068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbcfc [ 97.798144][ T2068] RBP: ff1100000faea000 R08: 1fe2200000af77a1 R09: ff1100000ffd2e80 [ 97.798372][ T2068] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 97.798609][ T2068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000faeae44 [ 97.798863][ T2068] FS: 00007fc18db64840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.799124][ T2068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.799309][ T2068] CR2: 00000000004a2060 CR3: 000000000eb32006 CR4: 0000000000771ef0 [ 97.799538][ T2068] PKRU: 55555554 [ 97.799653][ T2068] Call Trace: [ 97.799770][ T2068] [ 97.799846][ T2068] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.799994][ T2068] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 97.800146][ T2068] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.800256][ T2068] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 97.800412][ T2068] __dev_notify_flags (net/core/dev.c:9787) [ 97.800560][ T2068] ? notifier_call_chain (kernel/notifier.c:85) [ 97.800719][ T2068] ? netif_change_name (net/core/dev.c:1495) [ 97.800868][ T2068] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 97.801019][ T2068] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 97.801168][ T2068] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 97.801321][ T2068] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 97.801479][ T2068] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 97.801634][ T2068] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 97.801792][ T2068] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 97.801940][ T2068] ? nla_strscpy (lib/nlattr.c:795) [ 97.802088][ T2068] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 97.802236][ T2068] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 97.802389][ T2068] ? __dev_get_by_name (net/core/dev.c:883) [ 97.802538][ T2068] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 97.802699][ T2068] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 97.802858][ T2068] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.803005][ T2068] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.803152][ T2068] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.803299][ T2068] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.803451][ T2068] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.803600][ T2068] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.803786][ T2068] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.803940][ T2068] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.804128][ T2068] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.804275][ T2068] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.804428][ T2068] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.804575][ T2068] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.804736][ T2068] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.804883][ T2068] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.805030][ T2068] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.805177][ T2068] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.805326][ T2068] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.805483][ T2068] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.805633][ T2068] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.805787][ T2068] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.805935][ T2068] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.806084][ T2068] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.806233][ T2068] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.806387][ T2068] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.806537][ T2068] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.806691][ T2068] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.806850][ T2068] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.806997][ T2068] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.807148][ T2068] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.807332][ T2068] ? move_addr_to_kernel (net/socket.c:258) [ 97.807488][ T2068] ? kasan_save_stack (mm/kasan/common.c:58) [ 97.807637][ T2068] ? kasan_save_stack (mm/kasan/common.c:57) [ 97.807811][ T2068] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 97.807959][ T2068] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 97.808143][ T2068] ___sys_sendmsg (net/socket.c:2752) [ 97.808292][ T2068] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.808461][ T2068] __sys_sendmsg (net/socket.c:2784) [ 97.808616][ T2068] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.808808][ T2068] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 97.808961][ T2068] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 97.809107][ T2068] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.809257][ T2068] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.809408][ T2068] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.809555][ T2068] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.809711][ T2068] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.809895][ T2068] RIP: 0033:0x7fc18dd9e08e [ 97.810051][ T2068] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.810593][ T2068] RSP: 002b:00007ffe37b970c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.810824][ T2068] RAX: ffffffffffffffda RBX: 00007ffe37b97870 RCX: 00007fc18dd9e08e [ 97.811049][ T2068] RDX: 0000000000000000 RSI: 00007ffe37b97170 RDI: 0000000000000005 [ 97.811266][ T2068] RBP: 00007ffe37b970d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.811492][ T2068] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d013 [ 97.811725][ T2068] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe37b97840 | [ 97.846364][ T2069] ------------[ cut here ]------------ | [ 97.846521][ T2069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2069 | [ 97.846796][ T2069] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.847239][ T2069] Tainted: [W]=WARN [ 97.847339][ T2069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.848046][ T2069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.848245][ T2069] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.848741][ T2069] RSP: 0018:ffa0000001b2f020 EFLAGS: 00010286 [ 97.848925][ T2069] RAX: 00000000ffffffa6 RBX: ff1100000cf51c40 RCX: 1ff4000000365dca [ 97.849123][ T2069] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51cfc [ 97.849331][ T2069] RBP: ff1100000a2f2000 R08: 1fe22000019ea3a1 R09: ff11000005940b58 [ 97.849534][ T2069] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 97.849743][ T2069] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 97.849944][ T2069] FS: 00007f54d59cd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 97.850176][ T2069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.850342][ T2069] CR2: 0000000001d41988 CR3: 0000000009ac9002 CR4: 0000000000771ef0 [ 97.850557][ T2069] PKRU: 55555554 [ 97.850660][ T2069] Call Trace: [ 97.850767][ T2069] [ 97.850836][ T2069] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.850971][ T2069] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.851073][ T2069] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 97.851206][ T2069] __dev_notify_flags (net/core/dev.c:9787) [ 97.851341][ T2069] ? netif_change_name (net/core/dev.c:1495) [ 97.851494][ T2069] ? __dev_change_flags (net/core/dev.c:9752) [ 97.851631][ T2069] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 97.851775][ T2069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.851909][ T2069] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 97.852044][ T2069] netif_change_flags (net/core/dev.c:9820) [ 97.852177][ T2069] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 97.852310][ T2069] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 97.852451][ T2069] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 97.852592][ T2069] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 97.852767][ T2069] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 97.852900][ T2069] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.853035][ T2069] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 97.853167][ T2069] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.853302][ T2069] ? __kernel_text_address (kernel/extable.c:79) [ 97.853443][ T2069] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.853613][ T2069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.853751][ T2069] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.853886][ T2069] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.854021][ T2069] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 97.854153][ T2069] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.854286][ T2069] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.854426][ T2069] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 97.854563][ T2069] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 97.854701][ T2069] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 97.854839][ T2069] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.854975][ T2069] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 97.855117][ T2069] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 97.855254][ T2069] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.855393][ T2069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.855525][ T2069] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.855659][ T2069] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.855798][ T2069] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.855931][ T2069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.856066][ T2069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.856199][ T2069] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.856332][ T2069] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.856471][ T2069] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.856610][ T2069] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.856749][ T2069] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.856883][ T2069] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.857016][ T2069] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.857149][ T2069] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.857283][ T2069] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.857421][ T2069] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.857555][ T2069] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.857691][ T2069] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.857830][ T2069] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.857967][ T2069] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.858101][ T2069] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.858236][ T2069] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.858377][ T2069] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.858512][ T2069] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.858651][ T2069] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.858790][ T2069] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.858942][ T2069] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.859077][ T2069] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.859208][ T2069] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.859342][ T2069] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.859515][ T2069] ? move_addr_to_kernel (net/socket.c:258) [ 97.859654][ T2069] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.859796][ T2069] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.859933][ T2069] ___sys_sendmsg (net/socket.c:2752) [ 97.860066][ T2069] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 97.860231][ T2069] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.860382][ T2069] __sys_sendmsg (net/socket.c:2784) [ 97.860515][ T2069] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.860653][ T2069] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 97.860843][ T2069] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 97.860998][ T2069] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.861133][ T2069] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.861271][ T2069] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.861411][ T2069] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.861545][ T2069] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.861720][ T2069] RIP: 0033:0x7f54d5c0708e [ 97.861862][ T2069] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.862340][ T2069] RSP: 002b:00007ffcf9a86f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.862546][ T2069] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f54d5c0708e [ 97.862760][ T2069] RDX: 0000000000000000 RSI: 00007ffcf9a86fc0 RDI: 0000000000000005 [ 97.862960][ T2069] RBP: 00007ffcf9a86f20 R08: 0000000000000000 R09: 0000000000000000 [ 97.863169][ T2069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 97.863375][ T2069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf9a87690 | [ 97.898150][ T2070] ------------[ cut here ]------------ | [ 97.898369][ T2070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2070 | [ 97.898693][ T2070] Modules linked in: vxlan ip6_gre ip_gre gre | [ 97.899235][ T2070] Tainted: [W]=WARN [ 97.900076][ T2070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.900302][ T2070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 97.900539][ T2070] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 97.901107][ T2070] RSP: 0018:ffa0000001b3f020 EFLAGS: 00010286 [ 97.901326][ T2070] RAX: 00000000ffffffa6 RBX: ff1100000fbbf000 RCX: 1ff4000000367dca [ 97.901592][ T2070] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf0bc [ 97.901875][ T2070] RBP: ff1100000faea000 R08: 1fe2200001f77e19 R09: ff11000005a3d158 [ 97.902120][ T2070] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 97.902377][ T2070] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 97.902666][ T2070] FS: 00007f05624f3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 97.902965][ T2070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.903179][ T2070] CR2: 0000000000a59988 CR3: 0000000004fa4003 CR4: 0000000000771ef0 [ 97.903435][ T2070] PKRU: 55555554 [ 97.903586][ T2070] Call Trace: [ 97.903754][ T2070] [ 97.903873][ T2070] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 97.904061][ T2070] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 97.904228][ T2070] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 97.904427][ T2070] __dev_notify_flags (net/core/dev.c:9787) [ 97.904634][ T2070] ? netif_change_name (net/core/dev.c:1495) [ 97.904824][ T2070] ? __dev_change_flags (net/core/dev.c:9752) [ 97.905009][ T2070] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 97.905191][ T2070] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.905402][ T2070] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 97.905591][ T2070] netif_change_flags (net/core/dev.c:9820) [ 97.905790][ T2070] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 97.905973][ T2070] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 97.906160][ T2070] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 97.906343][ T2070] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 97.906573][ T2070] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 97.906778][ T2070] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.906964][ T2070] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 97.907146][ T2070] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.907329][ T2070] ? __kernel_text_address (kernel/extable.c:79) [ 97.907541][ T2070] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.907744][ T2070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.907928][ T2070] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.908111][ T2070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.908295][ T2070] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 97.908497][ T2070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.908694][ T2070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.908888][ T2070] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 97.909072][ T2070] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 97.909254][ T2070] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 97.909453][ T2070] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 97.909650][ T2070] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 97.909876][ T2070] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 97.910065][ T2070] rtnl_newlink (net/core/rtnetlink.c:4150) [ 97.910251][ T2070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.910445][ T2070] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.910650][ T2070] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.910843][ T2070] ? mark_usage (kernel/locking/lockdep.c:4674) [ 97.911025][ T2070] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.911213][ T2070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.911410][ T2070] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.911595][ T2070] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.911792][ T2070] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 97.911976][ T2070] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 97.912161][ T2070] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 97.912358][ T2070] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.912541][ T2070] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.912741][ T2070] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.912926][ T2070] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 97.913106][ T2070] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 97.913291][ T2070] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 97.913488][ T2070] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 97.913684][ T2070] ? netlink_ack (./include/linux/skbuff.h:2718) [ 97.913878][ T2070] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 97.914060][ T2070] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 97.914246][ T2070] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 97.914444][ T2070] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 97.914636][ T2070] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 97.914825][ T2070] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 97.915010][ T2070] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 97.915193][ T2070] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 97.915389][ T2070] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 97.915572][ T2070] ? copy_msghdr_from_user (net/socket.c:2635) [ 97.915772][ T2070] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 97.915985][ T2070] ? move_addr_to_kernel (net/socket.c:258) [ 97.916168][ T2070] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 97.916570][ T2070] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 97.916772][ T2070] ___sys_sendmsg (net/socket.c:2752) [ 97.916966][ T2070] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 97.917181][ T2070] ? copy_msghdr_from_user (net/socket.c:2603) [ 97.917390][ T2070] __sys_sendmsg (net/socket.c:2784) [ 97.917577][ T2070] ? __sys_sendmsg_sock (net/socket.c:2765) [ 97.917777][ T2070] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 97.917994][ T2070] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 97.918177][ T2070] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 97.918375][ T2070] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 97.918558][ T2070] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 97.918754][ T2070] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 97.918937][ T2070] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 97.919148][ T2070] RIP: 0033:0x7f056272d08e [ 97.919336][ T2070] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 97.919892][ T2070] RSP: 002b:00007fffa490fd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 97.920141][ T2070] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f056272d08e [ 97.920400][ T2070] RDX: 0000000000000000 RSI: 00007fffa490fdf0 RDI: 0000000000000005 [ 97.920661][ T2070] RBP: 00007fffa490fd50 R08: 0000000000000000 R09: 0000000000000000 [ 97.920915][ T2070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 97.921159][ T2070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa49104c0 | [ 98.018252][ T2073] ------------[ cut here ]------------ | [ 98.018584][ T2073] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2073 | [ 98.019032][ T2073] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.019627][ T2073] Tainted: [W]=WARN [ 98.019806][ T2073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.020034][ T2073] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.020268][ T2073] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.020838][ T2073] RSP: 0018:ffa0000001b6f090 EFLAGS: 00010286 [ 98.021078][ T2073] RAX: 00000000ffffffa6 RBX: ff1100000d906040 RCX: 1ff400000036ddd8 [ 98.021334][ T2073] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9060fc [ 98.021608][ T2073] RBP: ff1100000a2f2000 R08: 1fe2200001b20c21 R09: ff1100000e26ae80 [ 98.021916][ T2073] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 98.022194][ T2073] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 98.022474][ T2073] FS: 00007fa0fdb0b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.022791][ T2073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.023018][ T2073] CR2: 000000000042e5e0 CR3: 000000001378b002 CR4: 0000000000771ef0 [ 98.023279][ T2073] PKRU: 55555554 [ 98.023449][ T2073] Call Trace: [ 98.023608][ T2073] [ 98.023745][ T2073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.023940][ T2073] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 98.024133][ T2073] notifier_call_chain (kernel/notifier.c:85) [ 98.024328][ T2073] __netdev_upper_dev_link (net/core/dev.c:8931) [ 98.024536][ T2073] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 98.024750][ T2073] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 98.024944][ T2073] netdev_upper_dev_link (net/core/dev.c:8972) [ 98.025142][ T2073] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 98.025334][ T2073] register_vlan_dev (net/8021q/vlan.c:183) [ 98.025544][ T2073] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 98.025750][ T2073] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 98.025943][ T2073] ? nla_strscpy (lib/nlattr.c:795) [ 98.026135][ T2073] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 98.026330][ T2073] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 98.026537][ T2073] ? __dev_get_by_name (net/core/dev.c:883) [ 98.026760][ T2073] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 98.026958][ T2073] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 98.027156][ T2073] rtnl_newlink (net/core/rtnetlink.c:4150) [ 98.027362][ T2073] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.027555][ T2073] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.027761][ T2073] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.027975][ T2073] ? mark_usage (kernel/locking/lockdep.c:4674) [ 98.028164][ T2073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.028392][ T2073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.028588][ T2073] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.028795][ T2073] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 98.028989][ T2073] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.029183][ T2073] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.029387][ T2073] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.029588][ T2073] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.029793][ T2073] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.030004][ T2073] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 98.030199][ T2073] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.030406][ T2073] ? netlink_ack (./include/linux/skbuff.h:2718) [ 98.030610][ T2073] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 98.030816][ T2073] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 98.031010][ T2073] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 98.031212][ T2073] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 98.031421][ T2073] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.031624][ T2073] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 98.031830][ T2073] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.032025][ T2073] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 98.032223][ T2073] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 98.032432][ T2073] ? copy_msghdr_from_user (net/socket.c:2635) [ 98.032632][ T2073] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 98.032875][ T2073] ? move_addr_to_kernel (net/socket.c:258) [ 98.033096][ T2073] ___sys_sendmsg (net/socket.c:2752) [ 98.033389][ T2073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.033664][ T2073] ? copy_msghdr_from_user (net/socket.c:2603) [ 98.033925][ T2073] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 98.034172][ T2073] __sys_sendmsg (net/socket.c:2784) [ 98.034382][ T2073] ? __sys_sendmsg_sock (net/socket.c:2765) [ 98.034585][ T2073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.034819][ T2073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.035016][ T2073] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 98.035209][ T2073] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 98.035422][ T2073] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 98.035626][ T2073] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 98.035879][ T2073] RIP: 0033:0x7fa0fdd4508e [ 98.036078][ T2073] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 98.036677][ T2073] RSP: 002b:00007ffd348c8980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 98.036962][ T2073] RAX: ffffffffffffffda RBX: 00007ffd348c9140 RCX: 00007fa0fdd4508e [ 98.037229][ T2073] RDX: 0000000000000000 RSI: 00007ffd348c8a30 RDI: 0000000000000005 [ 98.037509][ T2073] RBP: 00007ffd348c8990 R08: 0000000000000000 R09: 0000000000000000 [ 98.037791][ T2073] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 98.038053][ T2073] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd348c9100 | [ 98.040202][ T2073] ------------[ cut here ]------------ | [ 98.040399][ T2073] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2073 | [ 98.040741][ T2073] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.041300][ T2073] Tainted: [W]=WARN [ 98.041470][ T2073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.041717][ T2073] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.041957][ T2073] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.042504][ T2073] RSP: 0018:ffa0000001b6f1b0 EFLAGS: 00010286 [ 98.042752][ T2073] RAX: 00000000ffffffa6 RBX: ff1100000d9063c0 RCX: 1ff400000036ddfc [ 98.043010][ T2073] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90647c [ 98.043269][ T2073] RBP: ff1100000925c000 R08: 1fe2200001b20c91 R09: ff1100000e26ae80 [ 98.043538][ T2073] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 98.043858][ T2073] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 98.044139][ T2073] FS: 00007fa0fdb0b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.044452][ T2073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.044689][ T2073] CR2: 000000000042e5e0 CR3: 000000001378b002 CR4: 0000000000771ef0 [ 98.044958][ T2073] PKRU: 55555554 [ 98.045112][ T2073] Call Trace: [ 98.045269][ T2073] [ 98.045405][ T2073] ? register_vlan_dev (net/8021q/vlan.c:188) [ 98.045603][ T2073] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.045811][ T2073] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 98.046005][ T2073] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.046165][ T2073] __dev_notify_flags (net/core/dev.c:9787) [ 98.046370][ T2073] ? netdev_update_features (net/core/dev.c:11098) [ 98.046565][ T2073] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 98.046812][ T2073] ? netif_change_name (net/core/dev.c:1495) [ 98.047002][ T2073] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 98.047195][ T2073] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 98.047403][ T2073] ? register_vlan_dev (net/8021q/vlan.c:196) [ 98.047599][ T2073] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 98.047819][ T2073] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 98.048015][ T2073] ? nla_strscpy (lib/nlattr.c:795) [ 98.048209][ T2073] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 98.048417][ T2073] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 98.048613][ T2073] ? __dev_get_by_name (net/core/dev.c:883) [ 98.048821][ T2073] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 98.049021][ T2073] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 98.049217][ T2073] rtnl_newlink (net/core/rtnetlink.c:4150) [ 98.049428][ T2073] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.049627][ T2073] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.049832][ T2073] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.050021][ T2073] ? mark_usage (kernel/locking/lockdep.c:4674) [ 98.050210][ T2073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.050435][ T2073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.050652][ T2073] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.050853][ T2073] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 98.051045][ T2073] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.051234][ T2073] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.051437][ T2073] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.051637][ T2073] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.051836][ T2073] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.052029][ T2073] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 98.052220][ T2073] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.052426][ T2073] ? netlink_ack (./include/linux/skbuff.h:2718) [ 98.052640][ T2073] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 98.052841][ T2073] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 98.053036][ T2073] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 98.053245][ T2073] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 98.053452][ T2073] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.053656][ T2073] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 98.053856][ T2073] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.054048][ T2073] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 98.054239][ T2073] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 98.054449][ T2073] ? copy_msghdr_from_user (net/socket.c:2635) [ 98.054654][ T2073] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 98.054889][ T2073] ? move_addr_to_kernel (net/socket.c:258) [ 98.055085][ T2073] ___sys_sendmsg (net/socket.c:2752) [ 98.055275][ T2073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.055579][ T2073] ? copy_msghdr_from_user (net/socket.c:2603) [ 98.055828][ T2073] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 98.056023][ T2073] __sys_sendmsg (net/socket.c:2784) [ 98.056214][ T2073] ? __sys_sendmsg_sock (net/socket.c:2765) [ 98.056423][ T2073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.056623][ T2073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.056829][ T2073] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 98.057020][ T2073] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 98.057305][ T2073] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 98.057515][ T2073] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 98.057758][ T2073] RIP: 0033:0x7fa0fdd4508e [ 98.057959][ T2073] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 98.058797][ T2073] RSP: 002b:00007ffd348c8980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 98.059362][ T2073] RAX: ffffffffffffffda RBX: 00007ffd348c9140 RCX: 00007fa0fdd4508e [ 98.059752][ T2073] RDX: 0000000000000000 RSI: 00007ffd348c8a30 RDI: 0000000000000005 [ 98.060139][ T2073] RBP: 00007ffd348c8990 R08: 0000000000000000 R09: 0000000000000000 [ 98.060718][ T2073] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 98.061109][ T2073] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd348c9100 | [ 98.115954][ T2074] ------------[ cut here ]------------ | [ 98.116146][ T2074] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2074 | [ 98.116434][ T2074] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.116926][ T2074] Tainted: [W]=WARN [ 98.117035][ T2074] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.117212][ T2074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.117400][ T2074] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.118061][ T2074] RSP: 0018:ffa0000001b7f090 EFLAGS: 00010286 [ 98.118238][ T2074] RAX: 00000000ffffffa6 RBX: ff110000104de740 RCX: 1ff400000036fdd8 [ 98.118461][ T2074] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de7fc [ 98.118682][ T2074] RBP: ff1100000faea000 R08: 1fe220000209bd01 R09: ff1100000e268b80 [ 98.118896][ T2074] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 98.119106][ T2074] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 98.119316][ T2074] FS: 00007f4743fdd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 98.119601][ T2074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.119798][ T2074] CR2: 000000000042e5e0 CR3: 0000000009ac9002 CR4: 0000000000771ef0 [ 98.120011][ T2074] PKRU: 55555554 [ 98.120118][ T2074] Call Trace: [ 98.120224][ T2074] [ 98.120298][ T2074] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.120452][ T2074] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 98.120598][ T2074] notifier_call_chain (kernel/notifier.c:85) [ 98.120753][ T2074] __netdev_upper_dev_link (net/core/dev.c:8931) [ 98.120898][ T2074] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 98.121043][ T2074] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 98.121186][ T2074] netdev_upper_dev_link (net/core/dev.c:8972) [ 98.121326][ T2074] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 98.121475][ T2074] register_vlan_dev (net/8021q/vlan.c:183) [ 98.121646][ T2074] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 98.121865][ T2074] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 98.122006][ T2074] ? nla_strscpy (lib/nlattr.c:795) [ 98.122151][ T2074] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 98.122294][ T2074] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 98.122441][ T2074] ? __dev_get_by_name (net/core/dev.c:883) [ 98.122590][ T2074] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 98.122743][ T2074] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 98.122888][ T2074] rtnl_newlink (net/core/rtnetlink.c:4150) [ 98.123030][ T2074] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.123173][ T2074] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.123313][ T2074] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.123492][ T2074] ? mark_usage (kernel/locking/lockdep.c:4674) [ 98.123642][ T2074] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.123791][ T2074] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.123931][ T2074] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.124074][ T2074] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 98.124215][ T2074] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.124360][ T2074] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.124502][ T2074] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.124648][ T2074] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.124793][ T2074] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.124934][ T2074] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 98.125075][ T2074] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.125224][ T2074] ? netlink_ack (./include/linux/skbuff.h:2718) [ 98.125375][ T2074] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 98.125515][ T2074] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 98.125661][ T2074] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 98.125812][ T2074] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 98.125953][ T2074] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.126108][ T2074] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 98.126251][ T2074] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.126398][ T2074] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 98.126542][ T2074] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 98.126689][ T2074] ? copy_msghdr_from_user (net/socket.c:2635) [ 98.126833][ T2074] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 98.127018][ T2074] ? move_addr_to_kernel (net/socket.c:258) [ 98.127163][ T2074] ___sys_sendmsg (net/socket.c:2752) [ 98.127302][ T2074] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.127451][ T2074] ? copy_msghdr_from_user (net/socket.c:2603) [ 98.127605][ T2074] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 98.127753][ T2074] __sys_sendmsg (net/socket.c:2784) [ 98.127893][ T2074] ? __sys_sendmsg_sock (net/socket.c:2765) [ 98.128037][ T2074] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.128178][ T2074] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.128331][ T2074] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 98.128479][ T2074] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 98.128627][ T2074] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 98.128776][ T2074] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 98.128949][ T2074] RIP: 0033:0x7f474421708e [ 98.129096][ T2074] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 98.129611][ T2074] RSP: 002b:00007fff191c9830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 98.129829][ T2074] RAX: ffffffffffffffda RBX: 00007fff191c9ff0 RCX: 00007f474421708e [ 98.130057][ T2074] RDX: 0000000000000000 RSI: 00007fff191c98e0 RDI: 0000000000000005 [ 98.130265][ T2074] RBP: 00007fff191c9840 R08: 0000000000000000 R09: 0000000000000000 [ 98.130503][ T2074] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 98.130721][ T2074] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff191c9fb0 | [ 98.132429][ T2074] ------------[ cut here ]------------ | [ 98.132564][ T2074] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2074 | [ 98.132856][ T2074] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.133307][ T2074] Tainted: [W]=WARN [ 98.133416][ T2074] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.133595][ T2074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.133781][ T2074] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.134267][ T2074] RSP: 0018:ffa0000001b7f1b0 EFLAGS: 00010286 [ 98.134445][ T2074] RAX: 00000000ffffffa6 RBX: ff110000104df540 RCX: 1ff400000036fdfc [ 98.134658][ T2074] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df5fc [ 98.134870][ T2074] RBP: ff110000058b1000 R08: 1fe220000209bec1 R09: ff1100000e268b80 [ 98.135094][ T2074] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 98.135297][ T2074] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 98.135533][ T2074] FS: 00007f4743fdd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 98.135788][ T2074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.135961][ T2074] CR2: 000000000042e5e0 CR3: 0000000009ac9002 CR4: 0000000000771ef0 [ 98.136168][ T2074] PKRU: 55555554 [ 98.136269][ T2074] Call Trace: [ 98.136382][ T2074] [ 98.136455][ T2074] ? register_vlan_dev (net/8021q/vlan.c:188) [ 98.136602][ T2074] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.136755][ T2074] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.136866][ T2074] __dev_notify_flags (net/core/dev.c:9787) [ 98.137002][ T2074] ? netdev_update_features (net/core/dev.c:11098) [ 98.137142][ T2074] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 98.137520][ T2074] ? netif_change_name (net/core/dev.c:1495) [ 98.137741][ T2074] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 98.137912][ T2074] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 98.138103][ T2074] ? register_vlan_dev (net/8021q/vlan.c:196) [ 98.138315][ T2074] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 98.138505][ T2074] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 98.138724][ T2074] ? nla_strscpy (lib/nlattr.c:795) [ 98.138942][ T2074] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 98.139147][ T2074] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 98.139366][ T2074] ? __dev_get_by_name (net/core/dev.c:883) [ 98.139584][ T2074] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 98.139820][ T2074] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 98.140049][ T2074] rtnl_newlink (net/core/rtnetlink.c:4150) [ 98.140273][ T2074] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.140503][ T2074] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.140730][ T2074] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.140947][ T2074] ? mark_usage (kernel/locking/lockdep.c:4674) [ 98.141165][ T2074] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.141401][ T2074] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.141626][ T2074] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.141851][ T2074] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 98.142107][ T2074] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.142324][ T2074] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.142553][ T2074] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.142757][ T2074] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.142956][ T2074] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.143176][ T2074] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 98.143399][ T2074] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.143619][ T2074] ? netlink_ack (./include/linux/skbuff.h:2718) [ 98.143842][ T2074] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 98.144076][ T2074] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 98.144298][ T2074] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 98.144523][ T2074] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 98.144743][ T2074] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.144962][ T2074] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 98.145178][ T2074] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.145410][ T2074] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 98.145629][ T2074] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 98.145850][ T2074] ? copy_msghdr_from_user (net/socket.c:2635) [ 98.146063][ T2074] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 98.146331][ T2074] ? move_addr_to_kernel (net/socket.c:258) [ 98.146569][ T2074] ___sys_sendmsg (net/socket.c:2752) [ 98.146798][ T2074] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.147018][ T2074] ? copy_msghdr_from_user (net/socket.c:2603) [ 98.147268][ T2074] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 98.147503][ T2074] __sys_sendmsg (net/socket.c:2784) [ 98.147727][ T2074] ? __sys_sendmsg_sock (net/socket.c:2765) [ 98.147947][ T2074] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.148161][ T2074] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.148403][ T2074] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 98.148628][ T2074] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 98.148850][ T2074] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 98.149069][ T2074] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 98.149341][ T2074] RIP: 0033:0x7f474421708e [ 98.149582][ T2074] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 98.150367][ T2074] RSP: 002b:00007fff191c9830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 98.150579][ T2074] RAX: ffffffffffffffda RBX: 00007fff191c9ff0 RCX: 00007f474421708e [ 98.150824][ T2074] RDX: 0000000000000000 RSI: 00007fff191c98e0 RDI: 0000000000000005 [ 98.151032][ T2074] RBP: 00007fff191c9840 R08: 0000000000000000 R09: 0000000000000000 [ 98.151246][ T2074] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 98.151458][ T2074] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff191c9fb0 | [ 98.192789][ T2075] ------------[ cut here ]------------ | [ 98.192996][ T2075] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2075 | [ 98.193313][ T2075] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.193901][ T2075] Tainted: [W]=WARN [ 98.194053][ T2075] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.194267][ T2075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.194504][ T2075] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.195262][ T2075] RSP: 0018:ffa0000001b8f020 EFLAGS: 00010286 [ 98.195516][ T2075] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff4000000371dca [ 98.195784][ T2075] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 98.196037][ T2075] RBP: ff1100000925c000 R08: 1fe2200001430f69 R09: ff11000009895158 [ 98.196284][ T2075] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 98.196547][ T2075] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 98.196817][ T2075] FS: 00007ff76ba80840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.197108][ T2075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.197326][ T2075] CR2: 00007ff76bd501a0 CR3: 0000000009ac9004 CR4: 0000000000771ef0 [ 98.197597][ T2075] PKRU: 55555554 [ 98.197779][ T2075] Call Trace: [ 98.198005][ T2075] [ 98.198169][ T2075] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.198425][ T2075] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.198633][ T2075] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 98.198865][ T2075] __dev_notify_flags (net/core/dev.c:9787) [ 98.199054][ T2075] ? netif_change_name (net/core/dev.c:1495) [ 98.199239][ T2075] ? __dev_change_flags (net/core/dev.c:9752) [ 98.199436][ T2075] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 98.199628][ T2075] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.199824][ T2075] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 98.200013][ T2075] netif_change_flags (net/core/dev.c:9820) [ 98.200199][ T2075] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 98.200398][ T2075] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 98.200589][ T2075] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 98.200788][ T2075] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 98.201009][ T2075] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 98.201197][ T2075] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.201394][ T2075] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 98.201580][ T2075] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 98.201788][ T2075] ? __kernel_text_address (kernel/extable.c:79) [ 98.201980][ T2075] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.202173][ T2075] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.202375][ T2075] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 98.202561][ T2075] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.202758][ T2075] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.202942][ T2075] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.203129][ T2075] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.203315][ T2075] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 98.203521][ T2075] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 98.203723][ T2075] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 98.203911][ T2075] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 98.204097][ T2075] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 98.204286][ T2075] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 98.204488][ T2075] rtnl_newlink (net/core/rtnetlink.c:4150) [ 98.204687][ T2075] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.204893][ T2075] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.205086][ T2075] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.205271][ T2075] ? mark_usage (kernel/locking/lockdep.c:4674) [ 98.205468][ T2075] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.205669][ T2075] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.205861][ T2075] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.206050][ T2075] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.206253][ T2075] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.206453][ T2075] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.206662][ T2075] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 98.206859][ T2075] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.207058][ T2075] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.207243][ T2075] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.207627][ T2075] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.207820][ T2075] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.208019][ T2075] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 98.208203][ T2075] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.208404][ T2075] ? netlink_ack (./include/linux/skbuff.h:2718) [ 98.208602][ T2075] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 98.208811][ T2075] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 98.209017][ T2075] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 98.209205][ T2075] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 98.209413][ T2075] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.209612][ T2075] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 98.209813][ T2075] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.210014][ T2075] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 98.210201][ T2075] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 98.210400][ T2075] ? copy_msghdr_from_user (net/socket.c:2635) [ 98.210591][ T2075] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 98.210864][ T2075] ? move_addr_to_kernel (net/socket.c:258) [ 98.211051][ T2075] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 98.211237][ T2075] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.211436][ T2075] ___sys_sendmsg (net/socket.c:2752) [ 98.211653][ T2075] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 98.211904][ T2075] ? copy_msghdr_from_user (net/socket.c:2603) [ 98.212108][ T2075] __sys_sendmsg (net/socket.c:2784) [ 98.212340][ T2075] ? __sys_sendmsg_sock (net/socket.c:2765) [ 98.212540][ T2075] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 98.212782][ T2075] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 98.212968][ T2075] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.213159][ T2075] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 98.213390][ T2075] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 98.213645][ T2075] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 98.213923][ T2075] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 98.214240][ T2075] RIP: 0033:0x7ff76bcba08e [ 98.214536][ T2075] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 98.215379][ T2075] RSP: 002b:00007ffc653f7720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 98.215760][ T2075] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff76bcba08e [ 98.216125][ T2075] RDX: 0000000000000000 RSI: 00007ffc653f77d0 RDI: 0000000000000005 [ 98.216515][ T2075] RBP: 00007ffc653f7730 R08: 0000000000000000 R09: 0000000000000000 [ 98.216898][ T2075] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 98.217263][ T2075] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc653f7ea0 | [ 98.251582][ T2076] ------------[ cut here ]------------ | [ 98.251762][ T2076] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2076 | [ 98.252034][ T2076] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.252493][ T2076] Tainted: [W]=WARN [ 98.252597][ T2076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.252855][ T2076] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.253028][ T2076] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.253535][ T2076] RSP: 0018:ffa0000001b9f020 EFLAGS: 00010286 [ 98.253721][ T2076] RAX: 00000000ffffffa6 RBX: ff1100000fa28e40 RCX: 1ff4000000373dca [ 98.253921][ T2076] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28efc [ 98.254131][ T2076] RBP: ff110000058b1000 R08: 1fe2200001f451e1 R09: ff11000009740b58 [ 98.254333][ T2076] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 98.254544][ T2076] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 98.254868][ T2076] FS: 00007fc7aec32840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 98.255257][ T2076] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.255529][ T2076] CR2: 00007fc7aef021a0 CR3: 00000000103e3004 CR4: 0000000000771ef0 [ 98.255865][ T2076] PKRU: 55555554 [ 98.256026][ T2076] Call Trace: [ 98.256182][ T2076] [ 98.256292][ T2076] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 98.256692][ T2076] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.256913][ T2076] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.257075][ T2076] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 98.257291][ T2076] __dev_notify_flags (net/core/dev.c:9787) [ 98.257546][ T2076] ? netif_change_name (net/core/dev.c:1495) [ 98.257689][ T2076] ? __dev_change_flags (net/core/dev.c:9752) [ 98.257849][ T2076] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 98.257993][ T2076] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.258129][ T2076] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 98.258267][ T2076] netif_change_flags (net/core/dev.c:9820) [ 98.258481][ T2076] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 98.258622][ T2076] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 98.258863][ T2076] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 98.259016][ T2076] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 98.259195][ T2076] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 98.259329][ T2076] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.259540][ T2076] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 98.259683][ T2076] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 98.259823][ T2076] ? __kernel_text_address (kernel/extable.c:79) [ 98.259957][ T2076] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.260091][ T2076] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.260225][ T2076] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 98.260440][ T2076] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.260573][ T2076] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.260719][ T2076] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.260867][ T2076] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.261073][ T2076] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 98.261278][ T2076] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 98.261638][ T2076] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 98.261858][ T2076] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 98.262077][ T2076] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 98.262294][ T2076] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 98.262580][ T2076] rtnl_newlink (net/core/rtnetlink.c:4150) [ 98.262807][ T2076] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.263018][ T2076] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.263230][ T2076] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.263450][ T2076] ? mark_usage (kernel/locking/lockdep.c:4674) [ 98.263660][ T2076] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.263875][ T2076] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.264018][ T2076] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.264152][ T2076] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.264465][ T2076] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.264602][ T2076] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 98.264742][ T2076] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 98.264877][ T2076] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.265007][ T2076] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.265142][ T2076] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.265281][ T2076] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.265602][ T2076] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 98.265822][ T2076] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 98.266041][ T2076] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 98.266255][ T2076] ? netlink_ack (./include/linux/skbuff.h:2718) [ 98.266481][ T2076] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 98.266694][ T2076] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 98.266862][ T2076] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 98.266995][ T2076] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 98.267130][ T2076] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 98.267265][ T2076] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 98.267406][ T2076] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.267538][ T2076] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 98.267678][ T2076] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 98.267819][ T2076] ? copy_msghdr_from_user (net/socket.c:2635) [ 98.267952][ T2076] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 98.268131][ T2076] ? move_addr_to_kernel (net/socket.c:258) [ 98.268266][ T2076] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 98.268404][ T2076] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 98.268541][ T2076] ___sys_sendmsg (net/socket.c:2752) [ 98.268679][ T2076] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 98.268853][ T2076] ? copy_msghdr_from_user (net/socket.c:2603) [ 98.268997][ T2076] __sys_sendmsg (net/socket.c:2784) [ 98.269129][ T2076] ? __sys_sendmsg_sock (net/socket.c:2765) [ 98.269263][ T2076] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 98.269442][ T2076] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 98.269576][ T2076] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.269796][ T2076] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 98.269985][ T2076] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 98.270120][ T2076] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 98.270252][ T2076] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 98.270422][ T2076] RIP: 0033:0x7fc7aee6c08e [ 98.270563][ T2076] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 98.271050][ T2076] RSP: 002b:00007ffe8b0cba70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 98.271249][ T2076] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc7aee6c08e [ 98.271452][ T2076] RDX: 0000000000000000 RSI: 00007ffe8b0cbb20 RDI: 0000000000000005 [ 98.271656][ T2076] RBP: 00007ffe8b0cba80 R08: 0000000000000000 R09: 0000000000000000 [ 98.271863][ T2076] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d014 [ 98.272059][ T2076] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8b0cc1f0 | [ 98.721972][ T12] ------------[ cut here ]------------ | [ 98.722192][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 98.722525][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.723146][ T12] Tainted: [W]=WARN [ 98.723290][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.723517][ T12] Workqueue: netns cleanup_net [ 98.723718][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.723947][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.724465][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 98.724716][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9540 RCX: 1ff4000000018ec7 [ 98.724986][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed95fc [ 98.725225][ T12] RBP: ff1100000a2f2000 R08: 1fe2200001ddb2c1 R09: ff11000001aed1d0 [ 98.725766][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 98.726009][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 98.726281][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.726587][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.726819][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 98.727055][ T12] PKRU: 55555554 [ 98.727209][ T12] Call Trace: [ 98.727366][ T12] [ 98.727483][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.727676][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.727833][ T12] netif_close_many (net/core/dev.c:1804) [ 98.728014][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 98.728189][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 98.728418][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 98.728678][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 98.728870][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.729079][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.729261][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.729468][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.729660][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.729846][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.730056][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.730316][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.730590][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.730866][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.731128][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.731400][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.731659][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.731939][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.732194][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.732472][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.732744][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.732941][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.733125][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.733313][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.733506][ T12] kthread (kernel/kthread.c:436) [ 98.733673][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.733923][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.734103][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.734405][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.734701][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.734964][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.735220][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.738616][ T12] ------------[ cut here ]------------ | [ 98.738887][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 98.739342][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.740567][ T12] Tainted: [W]=WARN [ 98.740783][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.741093][ T12] Workqueue: netns cleanup_net [ 98.741374][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.741719][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.742515][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 98.742840][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9380 RCX: 1ff4000000018e80 [ 98.743193][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed943c [ 98.743562][ T12] RBP: ff1100000925c000 R08: 1fe2200001ddb289 R09: ff11000001aed1d0 [ 98.743949][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 98.744309][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 98.744680][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.745129][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.745460][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 98.745831][ T12] PKRU: 55555554 [ 98.746039][ T12] Call Trace: [ 98.746264][ T12] [ 98.746444][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.746720][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.747044][ T12] netif_close_many (net/core/dev.c:1804) [ 98.747228][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 98.747438][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.747638][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 98.748061][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 98.748338][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 98.748616][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 98.748887][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 98.749176][ T12] notifier_call_chain (kernel/notifier.c:85) [ 98.749387][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 98.749572][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 98.749773][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 98.750069][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 98.750293][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 98.750488][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.750798][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.750979][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.751163][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.751342][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.751628][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.751821][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.752003][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.752187][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.752465][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.752674][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.752947][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.753141][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.753424][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.753614][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.753809][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.753992][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.754252][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.754452][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.754650][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.754840][ T12] kthread (kernel/kthread.c:436) [ 98.755070][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.755284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.755479][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.755691][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.755995][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.756178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.756418][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.761932][ T12] ------------[ cut here ]------------ | [ 98.762168][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 98.762474][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.763026][ T12] Tainted: [W]=WARN [ 98.763167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.763385][ T12] Workqueue: netns cleanup_net [ 98.763576][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.763806][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.764285][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.764562][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd82e40 RCX: 1ff4000000018eed [ 98.764856][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd82efc [ 98.765139][ T12] RBP: ff11000009bc4000 R08: 1fe22000017b05e1 R09: ff11000001aed1d0 [ 98.765432][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 98.765737][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.766016][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.766328][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.766605][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 98.766894][ T12] PKRU: 55555554 [ 98.767081][ T12] Call Trace: [ 98.767270][ T12] [ 98.767447][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.767747][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.767999][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.768225][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.768463][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.768692][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.768925][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.769148][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.769386][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.769618][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.769850][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.770073][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.770290][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.770527][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.770765][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.770988][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.771210][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.771538][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.771876][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.772209][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.772552][ T12] kthread (kernel/kthread.c:436) [ 98.772835][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.773208][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.773536][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.773809][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.774100][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.774321][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.774510][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.777721][ T12] ------------[ cut here ]------------ | [ 98.777891][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 98.778174][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.778749][ T12] Tainted: [W]=WARN [ 98.778895][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.779096][ T12] Workqueue: netns cleanup_net [ 98.779273][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.779495][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.779994][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.780199][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27c40 RCX: 1ff4000000018eed [ 98.780443][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27cfc [ 98.780691][ T12] RBP: ff11000005289000 R08: 1fe22000017a4fa1 R09: ff11000001aed1d0 [ 98.780959][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 98.781190][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.781432][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.781718][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.781921][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 98.782151][ T12] PKRU: 55555554 [ 98.782291][ T12] Call Trace: [ 98.782448][ T12] [ 98.782562][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.782790][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.782992][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.783199][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.783392][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.783597][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.783880][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.784152][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.784427][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.784672][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.784950][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.785210][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.785474][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.785744][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.786003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.786292][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.786560][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.786764][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.786943][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.787131][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.787312][ T12] kthread (kernel/kthread.c:436) [ 98.787465][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.787690][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.787891][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.788090][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.788304][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.788523][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.788723][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.791753][ T12] ------------[ cut here ]------------ | [ 98.791933][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 98.792224][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.792870][ T12] Tainted: [W]=WARN [ 98.793019][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.793234][ T12] Workqueue: netns cleanup_net [ 98.794004][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.794274][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.794846][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.795111][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa740 RCX: 1ff4000000018eed [ 98.795420][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa7fc [ 98.795730][ T12] RBP: ff1100000d6e9000 R08: 1fe2200001535501 R09: ff11000001aed1d0 [ 98.796040][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 98.796364][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.796659][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.796994][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.797253][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 98.797610][ T12] PKRU: 55555554 [ 98.797828][ T12] Call Trace: [ 98.798025][ T12] [ 98.798185][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.798467][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.798762][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.798986][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.799229][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.799475][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.799713][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.799896][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.800099][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.800281][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.800495][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.800683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.800871][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.801078][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.801258][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.801451][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.801644][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.801842][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.802039][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.802227][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.802418][ T12] kthread (kernel/kthread.c:436) [ 98.802564][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.802812][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.802998][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.803209][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.803425][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.803606][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.803798][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.806555][ T12] ------------[ cut here ]------------ | [ 98.806737][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 98.807030][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.807724][ T12] Tainted: [W]=WARN [ 98.808133][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.808629][ T12] Workqueue: netns cleanup_net [ 98.808911][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.809237][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.809946][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.810250][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa200 RCX: 1ff4000000018eed [ 98.810587][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa2bc [ 98.810970][ T12] RBP: ff11000009579000 R08: 1fe2200001535459 R09: ff11000001aed1d0 [ 98.811267][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 98.811691][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.811986][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 98.812299][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.812567][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 98.812862][ T12] PKRU: 55555554 [ 98.813094][ T12] Call Trace: [ 98.813282][ T12] [ 98.813537][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.813861][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.814230][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.814590][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.814928][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.815244][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.815721][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.816053][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.816397][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.816734][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.817068][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.817409][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.817741][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.818069][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.818411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.818768][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.819101][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.819444][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.819871][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.820238][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.820654][ T12] kthread (kernel/kthread.c:436) [ 98.821014][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.821500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.821909][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.822317][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.822921][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.823483][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.823884][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.829244][ T12] ------------[ cut here ]------------ | [ 98.829399][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 98.829648][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.830083][ T12] Tainted: [W]=WARN [ 98.830174][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.830334][ T12] Workqueue: netns cleanup_net [ 98.830971][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.831150][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.831662][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.831822][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa3c0 RCX: 1ff4000000018eed [ 98.832002][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa47c [ 98.832183][ T12] RBP: ff11000007891000 R08: 1fe2200001535491 R09: ff11000001aed1d0 [ 98.832421][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 98.832612][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.832803][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 98.833016][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.833240][ T12] CR2: 000055f6a15ced5c CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 98.833500][ T12] PKRU: 55555554 [ 98.833595][ T12] Call Trace: [ 98.833688][ T12] [ 98.833758][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.833919][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.834074][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.834196][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.834325][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.834507][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.834638][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.834765][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.834889][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.835012][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.835137][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.835260][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.835454][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.835580][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.835815][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.835937][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.836061][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.836182][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.836307][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.836504][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.836628][ T12] kthread (kernel/kthread.c:436) [ 98.836729][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.836880][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.837001][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.837126][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.837281][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.837665][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.837799][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.843815][ T12] ------------[ cut here ]------------ | [ 98.843979][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 98.844337][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.844950][ T12] Tainted: [W]=WARN [ 98.845090][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.845290][ T12] Workqueue: netns cleanup_net [ 98.845508][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.845733][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.846454][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.846699][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9ab8c0 RCX: 1ff4000000018eed [ 98.846989][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab97c [ 98.847275][ T12] RBP: ff1100000e984000 R08: 1fe2200001535731 R09: ff11000001aed1d0 [ 98.847749][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 98.848035][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.848315][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 98.848838][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.849081][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 98.849547][ T12] PKRU: 55555554 [ 98.849696][ T12] Call Trace: [ 98.849998][ T12] [ 98.850093][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.850336][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.850698][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.850892][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.851105][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.851288][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.851590][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.851781][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.851967][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.852149][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.852516][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.852724][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.852910][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.853100][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.853280][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.853638][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.853867][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.854053][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.854261][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.854605][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.854794][ T12] kthread (kernel/kthread.c:436) [ 98.854933][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.855170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.855372][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.855566][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.855818][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.856010][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.856203][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.859879][ T12] ------------[ cut here ]------------ | [ 98.860029][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 98.860269][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.860750][ T12] Tainted: [W]=WARN [ 98.860845][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.860994][ T12] Workqueue: netns cleanup_net [ 98.861129][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.861284][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.861729][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.861880][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6740 RCX: 1ff4000000018eed [ 98.862060][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b67fc [ 98.862241][ T12] RBP: ff110000050c1000 R08: 1fe2200001936d01 R09: ff11000001aed1d0 [ 98.862427][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 98.862613][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.862798][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 98.863008][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.863158][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 98.863362][ T12] PKRU: 55555554 [ 98.863453][ T12] Call Trace: [ 98.863543][ T12] [ 98.863617][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.863779][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.863929][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.864049][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.864169][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.864291][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.864422][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.864544][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.864712][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.864999][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.865128][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.865247][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.865373][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.865498][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.865621][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.865749][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.865872][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.865990][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.866129][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.866253][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.866381][ T12] kthread (kernel/kthread.c:436) [ 98.866472][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.866623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.866754][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.866873][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.867022][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.867141][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.867278][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.869957][ T12] ------------[ cut here ]------------ | [ 98.870089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 98.870343][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.871283][ T12] Tainted: [W]=WARN [ 98.871536][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.871694][ T12] Workqueue: netns cleanup_net [ 98.871825][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.871981][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.872529][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.872689][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6040 RCX: 1ff4000000018eed [ 98.872968][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b60fc [ 98.873147][ T12] RBP: ff110000058b4000 R08: 1fe2200001936c21 R09: ff11000001aed1d0 [ 98.873324][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 98.873617][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.873802][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 98.874012][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.874160][ T12] CR2: 00007ffe6fe81cd8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 98.874339][ T12] PKRU: 55555554 [ 98.874526][ T12] Call Trace: [ 98.874621][ T12] [ 98.874685][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.874845][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.874995][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.875116][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.875236][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.875454][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.875578][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.875707][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.875833][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.875953][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.876076][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.876204][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.876324][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.876532][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.876680][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.876808][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.876932][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.877068][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.877195][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.877319][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.877511][ T12] kthread (kernel/kthread.c:436) [ 98.877611][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.877767][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.877887][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.878007][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.878161][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.878284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.878473][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.880622][ T12] ------------[ cut here ]------------ | [ 98.880747][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 98.880986][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.881962][ T12] Tainted: [W]=WARN [ 98.882060][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.882211][ T12] Workqueue: netns cleanup_net [ 98.882336][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.882556][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.883013][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.883179][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6ac0 RCX: 1ff4000000018eed [ 98.883535][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6b7c [ 98.883728][ T12] RBP: ff110000057ec000 R08: 1fe2200001936d71 R09: ff11000001aed1d0 [ 98.883911][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 98.884091][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.884273][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 98.884583][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.884744][ T12] CR2: 00007ffe6fe81cd8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 98.884924][ T12] PKRU: 55555554 [ 98.885015][ T12] Call Trace: [ 98.885105][ T12] [ 98.885168][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.885339][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.885581][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.885778][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.885936][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.886057][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.886178][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.886299][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.886516][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.886643][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.886771][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.886892][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.887025][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.887148][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.887270][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.887486][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.887617][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.887744][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.887869][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.887995][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.888116][ T12] kthread (kernel/kthread.c:436) [ 98.888208][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.888450][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.888590][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.888716][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.888878][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.888997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.889116][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.892120][ T12] ------------[ cut here ]------------ | [ 98.892249][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 98.892600][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.893053][ T12] Tainted: [W]=WARN [ 98.893148][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.893306][ T12] Workqueue: netns cleanup_net [ 98.893548][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.893831][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.894275][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 98.894558][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7380 RCX: 1ff4000000018e99 [ 98.894769][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b743c [ 98.894961][ T12] RBP: ff1100000925c000 R08: 1fe2200001936e89 R09: ff11000001aed1d0 [ 98.895152][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 98.895338][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.895635][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 98.895862][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.896018][ T12] CR2: 00007ffe6fe81cd8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 98.896212][ T12] PKRU: 55555554 [ 98.896306][ T12] Call Trace: [ 98.896509][ T12] [ 98.896574][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.896747][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.896903][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 98.897032][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 98.897164][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 98.897326][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 98.897554][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 98.897691][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 98.897822][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 98.897956][ T12] notifier_call_chain (kernel/notifier.c:85) [ 98.898091][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 98.898254][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.898514][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.898646][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.898796][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.898922][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.899048][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.899176][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.899302][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.899535][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.899669][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.899800][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.899926][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.900067][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.900191][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.900321][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.900514][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.900697][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.900862][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.901056][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.901252][ T12] kthread (kernel/kthread.c:436) [ 98.901490][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.901696][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.901890][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.902066][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.902303][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.902624][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.902829][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.908522][ T12] ------------[ cut here ]------------ | [ 98.908773][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 98.909195][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.909929][ T12] Tainted: [W]=WARN [ 98.910098][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.911098][ T12] Workqueue: netns cleanup_net [ 98.911326][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.911598][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.912282][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 98.912559][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf511c0 RCX: 1ff4000000018eed [ 98.912866][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5127c [ 98.913167][ T12] RBP: ff1100000a2f2000 R08: 1fe22000019ea251 R09: ff11000001aed1d0 [ 98.913516][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 98.913844][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.914168][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 98.914589][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.914887][ T12] CR2: 000055a4a5163438 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 98.915216][ T12] PKRU: 55555554 [ 98.915404][ T12] Call Trace: [ 98.915593][ T12] [ 98.915732][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.916011][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.916279][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 98.916510][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 98.916740][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.916962][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 98.917177][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.917399][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 98.917630][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.917852][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.918092][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.918286][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.918514][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.918742][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.918933][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.919122][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.919338][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.919570][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.919795][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.920038][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.920231][ T12] kthread (kernel/kthread.c:436) [ 98.920393][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.920649][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.920855][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.921074][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.921338][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.921550][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.921749][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.940043][ T12] ------------[ cut here ]------------ | [ 98.940260][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 98.940713][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.941436][ T12] Tainted: [W]=WARN [ 98.941586][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.941840][ T12] Workqueue: netns cleanup_net [ 98.942144][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.942538][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.943250][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 98.943605][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51540 RCX: 1ff4000000018eaf [ 98.943918][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf515fc [ 98.944208][ T12] RBP: ff110000061d1000 R08: 1fe22000019ea2c1 R09: ff11000001aed1d0 [ 98.944596][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 98.944897][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086e1000 [ 98.945208][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 98.945643][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.945899][ T12] CR2: 000055a4a5163438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 98.946193][ T12] PKRU: 55555554 [ 98.946338][ T12] Call Trace: [ 98.946582][ T12] [ 98.946687][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.946898][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.947054][ T12] netif_close_many (net/core/dev.c:1804) [ 98.947257][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.947556][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.947763][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.947961][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 98.948156][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 98.948504][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 98.948780][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.948980][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.949246][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.949575][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.949821][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 98.950096][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 98.950318][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 98.950630][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.950844][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 98.951045][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 98.951247][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 98.951545][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.951753][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.951960][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.952160][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.952453][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.952654][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.952891][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.953125][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.953392][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.953620][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.953874][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.954146][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.954381][ T12] kthread (kernel/kthread.c:436) [ 98.954536][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.954756][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.954890][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.955016][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.955181][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.955308][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.955442][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.957926][ T12] ------------[ cut here ]------------ | [ 98.958057][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 98.958315][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.959069][ T12] Tainted: [W]=WARN [ 98.959167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.959398][ T12] Workqueue: netns cleanup_net [ 98.959718][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.959885][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.960406][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 98.960571][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bec80 RCX: 1ff4000000018eaf [ 98.960869][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bed3c [ 98.961167][ T12] RBP: ff110000086e1000 R08: 1fe2200001ad7da9 R09: ff11000001aed1d0 [ 98.961588][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 98.961907][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 98.962164][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 98.962443][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.962609][ T12] CR2: 000055a4a5163438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 98.962805][ T12] PKRU: 55555554 [ 98.962903][ T12] Call Trace: [ 98.963007][ T12] [ 98.963076][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 98.963212][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 98.963338][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 98.963558][ T12] netif_close_many (net/core/dev.c:1804) [ 98.963712][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.963899][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.964032][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.964194][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 98.964417][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 98.964586][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 98.964853][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.965083][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.965296][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.965539][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.965698][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 98.965869][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 98.966008][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 98.966136][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.966265][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 98.966474][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 98.966606][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 98.966820][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.966948][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.967082][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.967209][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.967333][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.967532][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.967708][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.967911][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.968045][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.968170][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.968298][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.968495][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.968624][ T12] kthread (kernel/kthread.c:436) [ 98.968727][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.968889][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.969014][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.969138][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.969293][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.969501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.969629][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.974208][ T12] ------------[ cut here ]------------ | [ 98.974418][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 98.974819][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.975555][ T12] Tainted: [W]=WARN [ 98.975718][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.975958][ T12] Workqueue: netns cleanup_net [ 98.976157][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.976410][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.977103][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 98.977357][ T12] RAX: 00000000ffffffa6 RBX: ff110000092291c0 RCX: 1ff4000000018ed5 [ 98.977650][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922927c [ 98.977945][ T12] RBP: ff110000061d1000 R08: 1fe2200001245251 R09: ff11000001aed1d0 [ 98.978231][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 98.978538][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.978794][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 98.979010][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.979166][ T12] CR2: 000055f6c13d48e8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 98.979357][ T12] PKRU: 55555554 [ 98.979451][ T12] Call Trace: [ 98.979543][ T12] [ 98.979621][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.979801][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.979953][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.980079][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.980201][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 98.980365][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 98.980488][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.980629][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 98.980770][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 98.980896][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 98.981024][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.981147][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.981272][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.981402][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.981526][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.981691][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.981893][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.982095][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.982298][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.982507][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.982718][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.982920][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.983115][ T12] kthread (kernel/kthread.c:436) [ 98.983260][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.983457][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.983592][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.983730][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.983881][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.984003][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.984124][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.987248][ T12] ------------[ cut here ]------------ | [ 98.987737][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 98.987991][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 98.988433][ T12] Tainted: [W]=WARN [ 98.988529][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.988691][ T12] Workqueue: netns cleanup_net [ 98.988825][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 98.988985][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 98.989431][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 98.989589][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228740 RCX: 1ff4000000018ed5 [ 98.989799][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092287fc [ 98.989997][ T12] RBP: ff110000086e1000 R08: 1fe2200001245101 R09: ff11000001aed1d0 [ 98.990178][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 98.990362][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 98.990552][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 98.990883][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.991106][ T12] CR2: 000055f6c13d48e8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 98.991290][ T12] PKRU: 55555554 [ 98.991389][ T12] Call Trace: [ 98.991489][ T12] [ 98.991555][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 98.991721][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 98.991880][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.992008][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.992132][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 98.992288][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 98.992418][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 98.992543][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 98.992675][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 98.992805][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 98.992931][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 98.993053][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 98.993180][ T12] cleanup_net (net/core/net_namespace.c:702) [ 98.993302][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.993430][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 98.993557][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 98.993691][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 98.993820][ T12] process_one_work (kernel/workqueue.c:3314) [ 98.993952][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 98.994075][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 98.994201][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 98.994335][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 98.994464][ T12] kthread (kernel/kthread.c:436) [ 98.994563][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.994802][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.995004][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.995135][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 98.995295][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.995423][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 98.995548][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.002042][ T12] ------------[ cut here ]------------ | [ 99.002172][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 99.002449][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.002898][ T12] Tainted: [W]=WARN [ 99.002991][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.003143][ T12] Workqueue: netns cleanup_net [ 99.003273][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.003438][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.003881][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 99.004038][ T12] RAX: 00000000ffffffa6 RBX: ff110000092283c0 RCX: 1ff4000000018ed5 [ 99.004220][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922847c [ 99.004411][ T12] RBP: ff11000008c1c000 R08: 1fe2200001245091 R09: ff11000001aed1d0 [ 99.004598][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.004787][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.004972][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.005190][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.005352][ T12] CR2: 000055f6c13d48e8 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 99.005539][ T12] PKRU: 55555554 [ 99.005637][ T12] Call Trace: [ 99.005735][ T12] [ 99.005799][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.005963][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.006125][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.006246][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.006373][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 99.006540][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 99.006670][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 99.006798][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 99.006922][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 99.007044][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 99.007167][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.007294][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.007422][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.007546][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.007675][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.007806][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.007934][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.008056][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.008180][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.008301][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.008434][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.008570][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.008699][ T12] kthread (kernel/kthread.c:436) [ 99.008799][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.008950][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.009071][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.009197][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.009355][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.009486][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.009620][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.042047][ T2108] ------------[ cut here ]------------ | [ 99.042253][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2108 | [ 99.043054][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.043569][ T2108] Tainted: [W]=WARN [ 99.043675][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.043853][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.044027][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.044598][ T2108] RSP: 0018:ffa0000001c0fa80 EFLAGS: 00010286 [ 99.044843][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000bf6c580 RCX: 1ff4000000381f16 [ 99.045090][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c63c [ 99.045326][ T2108] RBP: ff110000100bc000 R08: 1fe22000017ed8c9 R09: ff11000012a5d180 [ 99.045657][ T2108] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.045939][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100bc000 [ 99.046263][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.046789][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.047083][ T2108] CR2: 00007fb109501690 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.047335][ T2108] PKRU: 55555554 [ 99.047564][ T2108] Call Trace: [ 99.047732][ T2108] [ 99.047805][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.047941][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.048077][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.048182][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.048318][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.048554][ T2108] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.048718][ T2108] register_netdev (net/core/dev.c:11552) [ 99.048857][ T2108] loopback_net_init (drivers/net/loopback.c:218) [ 99.048997][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.049099][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.049199][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.049463][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.049614][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.049759][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.049894][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.050031][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.050184][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.050321][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.050520][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.050658][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.050804][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.050937][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.051070][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.051273][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.051486][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.051630][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.051774][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.051942][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.052107][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.052656][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.052865][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.053064][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.053263][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.053525][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.053736][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.058428][ T2108] ------------[ cut here ]------------ | [ 99.058619][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2108 | [ 99.058950][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.059523][ T2108] Tainted: [W]=WARN [ 99.059687][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.059954][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.060178][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.060740][ T2108] RSP: 0018:ffa0000001c0f918 EFLAGS: 00010286 [ 99.060962][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000b637540 RCX: 1ff4000000381ee9 [ 99.061219][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6375fc [ 99.061483][ T2108] RBP: ff110000128bc000 R08: 1fe22000016c6ec1 R09: ff11000012a5d180 [ 99.061761][ T2108] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.062016][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128bc000 [ 99.062320][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.062777][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.063006][ T2108] CR2: 00007f4e2aaa0f98 CR3: 00000000095c2005 CR4: 0000000000771ef0 [ 99.063264][ T2108] PKRU: 55555554 [ 99.063431][ T2108] Call Trace: [ 99.063589][ T2108] [ 99.063727][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.063914][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.064101][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.064256][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.064459][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.064693][ T2108] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.064893][ T2108] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.065084][ T2108] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.065274][ T2108] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.065473][ T2108] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.065673][ T2108] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.065869][ T2108] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.066057][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.066211][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.066379][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.066571][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.066774][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.066972][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.067166][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.067369][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.067557][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.067757][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.067947][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.068141][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.068330][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.068536][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.068746][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.068932][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.069131][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.069335][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.069540][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.069776][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.069966][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.070503][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.070791][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.071039][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.071295][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.071568][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.071840][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.076911][ T2108] ------------[ cut here ]------------ | [ 99.077066][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2108 | [ 99.077335][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.078048][ T2108] Tainted: [W]=WARN [ 99.078150][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.078319][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.078499][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.079154][ T2108] RSP: 0018:ffa0000001c0f8f8 EFLAGS: 00010286 [ 99.079324][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000edc8e40 RCX: 1ff4000000381ee5 [ 99.079534][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc8efc [ 99.079748][ T2108] RBP: ff1100000e064000 R08: 1fe2200001db91e1 R09: ff11000012a5d180 [ 99.079968][ T2108] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.080178][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e064000 [ 99.080393][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.080632][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.080807][ T2108] CR2: 000055f6c13d48e8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 99.081010][ T2108] PKRU: 55555554 [ 99.081111][ T2108] Call Trace: [ 99.081212][ T2108] [ 99.081283][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.081427][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.081639][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.081772][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.081988][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.082275][ T2108] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.082460][ T2108] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.082654][ T2108] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.082795][ T2108] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.082932][ T2108] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.083109][ T2108] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.083285][ T2108] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 99.083477][ T2108] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 99.083675][ T2108] vti_init_net (net/ipv4/ip_vti.c:517) [ 99.083904][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.084072][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.084237][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.084464][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.084681][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.084907][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.085137][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.085371][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.085594][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.085817][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.086031][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.086239][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.086410][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.086549][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.086711][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.086849][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.086985][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.087136][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.087271][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.087446][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.087628][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.088115][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.088320][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.088531][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.088753][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.089048][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.089799][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.110988][ T2108] ------------[ cut here ]------------ | [ 99.111239][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2108 | [ 99.111656][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.112440][ T2108] Tainted: [W]=WARN [ 99.112592][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.112850][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.113129][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.113898][ T2108] RSP: 0018:ffa0000001c0fa78 EFLAGS: 00010286 [ 99.114169][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000edc83c0 RCX: 1ff4000000381f15 [ 99.114490][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc847c [ 99.114812][ T2108] RBP: ff1100000d974000 R08: 1fe2200001db9091 R09: ff11000012a5d180 [ 99.115133][ T2108] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.115462][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d974000 [ 99.115787][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.116161][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.116473][ T2108] CR2: 000055f6c13d48e8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 99.116817][ T2108] PKRU: 55555554 [ 99.116975][ T2108] Call Trace: [ 99.117146][ T2108] [ 99.117258][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.117485][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.117699][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.117863][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.118097][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.118374][ T2108] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.118592][ T2108] register_netdev (net/core/dev.c:11552) [ 99.118812][ T2108] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 99.119027][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.119190][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.119360][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.119574][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.119810][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.120028][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.120242][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.120469][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.120687][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.120943][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.121156][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.121376][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.121592][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.121817][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.122035][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.122273][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.122495][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.122713][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.122906][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.123086][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.123226][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.123753][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.123976][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.124179][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.124385][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.124611][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.124838][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.127010][ T12] ------------[ cut here ]------------ | [ 99.127269][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 99.127737][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.128498][ T12] Tainted: [W]=WARN [ 99.128662][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.128918][ T12] Workqueue: netns cleanup_net [ 99.129101][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.129317][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.129848][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 99.130071][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff4000000018ec7 [ 99.130309][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 99.130591][ T12] RBP: ff1100000faea000 R08: 1fe22000016c6fd9 R09: ff11000001aed1d0 [ 99.130843][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 99.131105][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 99.131362][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.131647][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.131867][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 99.132106][ T12] PKRU: 55555554 [ 99.132250][ T12] Call Trace: [ 99.132435][ T12] [ 99.132552][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.132751][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.132905][ T12] netif_close_many (net/core/dev.c:1804) [ 99.133085][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 99.133277][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 99.133499][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 99.133729][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.133910][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.134118][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.134311][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.134504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.134714][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.134893][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.135073][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.135251][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.135450][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.135633][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.135834][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.136048][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.136240][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.136434][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.136617][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.136811][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.136996][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.137175][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.137390][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.137587][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.137851][ T12] kthread (kernel/kthread.c:436) [ 99.138058][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.138379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.138640][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.138935][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.139256][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.139533][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.139748][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.141949][ T12] ------------[ cut here ]------------ | [ 99.142124][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 99.142468][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.143069][ T12] Tainted: [W]=WARN [ 99.143434][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.143663][ T12] Workqueue: netns cleanup_net [ 99.143893][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.144113][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.144669][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 99.144895][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67ec80 RCX: 1ff4000000018e80 [ 99.145152][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67ed3c [ 99.145422][ T12] RBP: ff110000058b1000 R08: 1fe22000018cfda9 R09: ff11000001aed1d0 [ 99.145689][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 99.145942][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 99.146189][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.146483][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.146717][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 99.146970][ T12] PKRU: 55555554 [ 99.147121][ T12] Call Trace: [ 99.147268][ T12] [ 99.147401][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.147591][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.147815][ T12] netif_close_many (net/core/dev.c:1804) [ 99.148071][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 99.148342][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.148635][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 99.148964][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 99.149246][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 99.149525][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 99.149801][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 99.150089][ T12] notifier_call_chain (kernel/notifier.c:85) [ 99.150377][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 99.150644][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 99.150874][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 99.151091][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 99.151308][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.151505][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.151741][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.151955][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.152146][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.152332][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.152533][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.152742][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.152940][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.153126][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.153310][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.153511][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.153719][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.153903][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.154088][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.154271][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.154470][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.154672][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.154863][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.155056][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.155248][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.155450][ T12] kthread (kernel/kthread.c:436) [ 99.155605][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.155834][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.156019][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.156204][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.156436][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.156632][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.156824][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.160168][ T12] ------------[ cut here ]------------ | [ 99.160457][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 99.160925][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.161752][ T12] Tainted: [W]=WARN [ 99.161959][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.162248][ T12] Workqueue: netns cleanup_net [ 99.162478][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.162713][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.163199][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.163418][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff4000000018eed [ 99.163664][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 99.163905][ T12] RBP: ff1100000625c000 R08: 1fe22000017edaf9 R09: ff11000001aed1d0 [ 99.164135][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.164383][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.164622][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.164929][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.165133][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 99.165385][ T12] PKRU: 55555554 [ 99.165529][ T12] Call Trace: [ 99.165680][ T12] [ 99.165803][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.166012][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.166213][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.166403][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.166612][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.166806][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.166981][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.167159][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.167334][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.167522][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.167717][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.167892][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.168079][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.168258][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.168450][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.168633][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.168818][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.168991][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.169169][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.169363][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.169541][ T12] kthread (kernel/kthread.c:436) [ 99.169724][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.169930][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.170107][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.170282][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.170499][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.170695][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.170882][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.176000][ T12] ------------[ cut here ]------------ | [ 99.176235][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 99.176672][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.177509][ T12] Tainted: [W]=WARN [ 99.177713][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.178001][ T12] Workqueue: netns cleanup_net [ 99.178257][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.178576][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.179325][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.179632][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6de00 RCX: 1ff4000000018eed [ 99.179979][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6debc [ 99.180320][ T12] RBP: ff1100001034c000 R08: 1fe22000017edbd9 R09: ff11000001aed1d0 [ 99.180664][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.181011][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.181367][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.181752][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.182082][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 99.182449][ T12] PKRU: 55555554 [ 99.182639][ T12] Call Trace: [ 99.182843][ T12] [ 99.183000][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.183310][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.183616][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.183871][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.184119][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.184376][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.184620][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.184877][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.185151][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.185410][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.185658][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.185911][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.186173][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.186445][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.186698][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.186976][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.187222][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.187482][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.187743][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.188001][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.188246][ T12] kthread (kernel/kthread.c:436) [ 99.188482][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.188784][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.188994][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.189169][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.189385][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.189559][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.189750][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.192576][ T12] ------------[ cut here ]------------ | [ 99.192753][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 99.193038][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.194172][ T12] Tainted: [W]=WARN [ 99.194399][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.194691][ T12] Workqueue: netns cleanup_net [ 99.194932][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.195189][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.195758][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.196009][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c900 RCX: 1ff4000000018eed [ 99.196286][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c9bc [ 99.196580][ T12] RBP: ff11000009149000 R08: 1fe22000017ed939 R09: ff11000001aed1d0 [ 99.196900][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.197174][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.197478][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.197824][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.198072][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 99.198406][ T12] PKRU: 55555554 [ 99.198603][ T12] Call Trace: [ 99.198817][ T12] [ 99.198988][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.199240][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.199508][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.199766][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.199987][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.200265][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.200496][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.200738][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.200960][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.201204][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.201444][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.201683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.202013][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.202336][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.202765][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.203095][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.203458][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.203796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.204128][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.204476][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.204724][ T12] kthread (kernel/kthread.c:436) [ 99.204914][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.205162][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.205403][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.205655][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.205928][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.206147][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.206384][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.210727][ T12] ------------[ cut here ]------------ | [ 99.210891][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 99.211127][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.211604][ T12] Tainted: [W]=WARN [ 99.211713][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.211862][ T12] Workqueue: netns cleanup_net [ 99.211987][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.212143][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.212574][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.212757][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a131a80 RCX: 1ff4000000018eed [ 99.212948][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a131b3c [ 99.213125][ T12] RBP: ff11000004f5c000 R08: 1fe2200001426369 R09: ff11000001aed1d0 [ 99.213307][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.213497][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.213727][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.213934][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.214086][ T12] CR2: 00007fb109501690 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.214268][ T12] PKRU: 55555554 [ 99.214361][ T12] Call Trace: [ 99.214452][ T12] [ 99.214516][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.214673][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.214829][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.214949][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.215072][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.215189][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.215310][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.215437][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.215561][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.215687][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.215816][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.215935][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.216056][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.216176][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.216295][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.216420][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.216546][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.216670][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.216800][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.216931][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.217055][ T12] kthread (kernel/kthread.c:436) [ 99.217144][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.217291][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.217418][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.217541][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.217735][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.217857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.217978][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.227056][ T12] ------------[ cut here ]------------ | [ 99.227209][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 99.227462][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.227911][ T12] Tainted: [W]=WARN [ 99.228007][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.228156][ T12] Workqueue: netns cleanup_net [ 99.228279][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.229102][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.229542][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.229696][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1311c0 RCX: 1ff4000000018eed [ 99.229879][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13127c [ 99.230056][ T12] RBP: ff1100000fc64000 R08: 1fe2200001426251 R09: ff11000001aed1d0 [ 99.230234][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.230415][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.230605][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.230818][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.230968][ T12] CR2: 00007fb109501690 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.231148][ T12] PKRU: 55555554 [ 99.231237][ T12] Call Trace: [ 99.231326][ T12] [ 99.231392][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.231549][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.231726][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.231847][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.231969][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.232088][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.232208][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.232331][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.232459][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.232583][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.232715][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.232836][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.232954][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.233080][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.233199][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.233323][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.233451][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.233575][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.233709][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.233839][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.233970][ T12] kthread (kernel/kthread.c:436) [ 99.234089][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.234239][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.234361][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.234483][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.234640][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.234765][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.234892][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.237151][ T12] ------------[ cut here ]------------ | [ 99.237273][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 99.237513][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.238145][ T12] Tainted: [W]=WARN [ 99.238238][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.238949][ T12] Workqueue: netns cleanup_net [ 99.239092][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.239247][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.239739][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.239889][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a130740 RCX: 1ff4000000018eed [ 99.240062][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1307fc [ 99.240239][ T12] RBP: ff1100000ed51000 R08: 1fe2200001426101 R09: ff11000001aed1d0 [ 99.240462][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.240644][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.240828][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.241037][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.241189][ T12] CR2: 00007fb109501690 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.241415][ T12] PKRU: 55555554 [ 99.241505][ T12] Call Trace: [ 99.241595][ T12] [ 99.241657][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.241816][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.241966][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.242090][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.242210][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.242329][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.242509][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.242636][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.242763][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.242882][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.243019][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.243139][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.243262][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.243531][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.243738][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.243928][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.244121][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.244312][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.244601][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.244816][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.245002][ T12] kthread (kernel/kthread.c:436) [ 99.245142][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.245461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.245651][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.245865][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.246101][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.246288][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.246566][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.261460][ T12] ------------[ cut here ]------------ | [ 99.261697][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 99.262076][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.262796][ T12] Tainted: [W]=WARN [ 99.262948][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.263192][ T12] Workqueue: netns cleanup_net [ 99.263402][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.263666][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.264360][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.264597][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b1c0 RCX: 1ff4000000018eed [ 99.264882][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b27c [ 99.265177][ T12] RBP: ff11000009ae4000 R08: 1fe22000004f1651 R09: ff11000001aed1d0 [ 99.265468][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 99.265752][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.266040][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 99.266387][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.266626][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 99.266913][ T12] PKRU: 55555554 [ 99.267056][ T12] Call Trace: [ 99.267198][ T12] [ 99.267299][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.267556][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.267797][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.267987][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.268178][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.268391][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.268577][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.268771][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.268960][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.269141][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.269330][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.269539][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.269729][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.269915][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.270101][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.270291][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.270493][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.270715][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.270928][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.271122][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.271312][ T12] kthread (kernel/kthread.c:436) [ 99.271459][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.272013][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.272204][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.272415][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.272664][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.272860][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.273065][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.276449][ T12] ------------[ cut here ]------------ | [ 99.276843][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 99.277237][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.277936][ T12] Tainted: [W]=WARN [ 99.278090][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.278331][ T12] Workqueue: netns cleanup_net [ 99.278540][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.278775][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.279222][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.279382][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b380 RCX: 1ff4000000018eed [ 99.279563][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b43c [ 99.279754][ T12] RBP: ff1100000963c000 R08: 1fe22000004f1689 R09: ff11000001aed1d0 [ 99.279934][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 99.280113][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.280324][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 99.280540][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.280761][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 99.281046][ T12] PKRU: 55555554 [ 99.281192][ T12] Call Trace: [ 99.281331][ T12] [ 99.281400][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.281557][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.281715][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.281834][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.281955][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.282077][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.282199][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.282325][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.282457][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.282578][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.282711][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.282832][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.282959][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.283080][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.283199][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.283320][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.283453][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.283574][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.283708][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.283834][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.283954][ T12] kthread (kernel/kthread.c:436) [ 99.284047][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.284195][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.284315][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.284453][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.284609][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.284736][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.284858][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.286971][ T12] ------------[ cut here ]------------ | [ 99.287093][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 99.288287][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.288753][ T12] Tainted: [W]=WARN [ 99.288843][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.288996][ T12] Workqueue: netns cleanup_net [ 99.289121][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.289276][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.289741][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.289896][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985540 RCX: 1ff4000000018eed [ 99.290075][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9855fc [ 99.290253][ T12] RBP: ff1100000ec74000 R08: 1fe2200001930ac1 R09: ff11000001aed1d0 [ 99.290438][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 99.290639][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.290850][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 99.291061][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.291211][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 99.291397][ T12] PKRU: 55555554 [ 99.291487][ T12] Call Trace: [ 99.291580][ T12] [ 99.291646][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.291807][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.291955][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.292076][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.292202][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.292322][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.292454][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.292586][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.292715][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.292835][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.292962][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.293083][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.293205][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.293329][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.293460][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.293589][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.293721][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.293841][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.293968][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.294096][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.294216][ T12] kthread (kernel/kthread.c:436) [ 99.294307][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.294473][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.294616][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.294792][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.294947][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.295066][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.295193][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.298077][ T12] ------------[ cut here ]------------ | [ 99.298204][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 99.298477][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.298941][ T12] Tainted: [W]=WARN [ 99.299063][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.299224][ T12] Workqueue: netns cleanup_net [ 99.299922][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.300096][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.300602][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 99.300785][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2163c0 RCX: 1ff4000000018e99 [ 99.300970][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21647c [ 99.301164][ T12] RBP: ff110000058b1000 R08: 1fe2200001842c91 R09: ff11000001aed1d0 [ 99.301405][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 99.301595][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.301796][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 99.302097][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.302252][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 99.302495][ T12] PKRU: 55555554 [ 99.302593][ T12] Call Trace: [ 99.302989][ T12] [ 99.303055][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.303223][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.303431][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 99.303563][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.303695][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 99.303891][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 99.304018][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 99.304144][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 99.305360][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 99.305501][ T12] notifier_call_chain (kernel/notifier.c:85) [ 99.305632][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 99.305802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.305957][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.306081][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.306206][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.306340][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.306524][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.306656][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.306790][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.306913][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.307039][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.307179][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.307304][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.307485][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.307629][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.307834][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.308035][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.308190][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.308445][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.308625][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.308832][ T12] kthread (kernel/kthread.c:436) [ 99.308967][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.309213][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.309497][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.309693][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.309933][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.310125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.310322][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.314225][ T12] ------------[ cut here ]------------ | [ 99.314403][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 99.314715][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.315247][ T12] Tainted: [W]=WARN [ 99.315400][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.315606][ T12] Workqueue: netns cleanup_net [ 99.315827][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.316047][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.316553][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 99.316774][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216040 RCX: 1ff4000000018eed [ 99.317005][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2160fc [ 99.317255][ T12] RBP: ff1100000faea000 R08: 1fe2200001842c21 R09: ff11000001aed1d0 [ 99.317504][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.317752][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.317987][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.318374][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.318732][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 99.319145][ T12] PKRU: 55555554 [ 99.319390][ T12] Call Trace: [ 99.319642][ T12] [ 99.319838][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.320226][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.320615][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 99.320942][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 99.321255][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 99.321594][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 99.321865][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 99.322189][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 99.322534][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.322849][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.323165][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.323531][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.323843][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.324159][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.324486][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.324820][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.325145][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.325479][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.325797][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.326118][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.326451][ T12] kthread (kernel/kthread.c:436) [ 99.326708][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.327098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.327438][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.327772][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.328145][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.328479][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.328793][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.338412][ T2108] ------------[ cut here ]------------ | [ 99.338598][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2108 | [ 99.338872][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.339320][ T2108] Tainted: [W]=WARN [ 99.339435][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.339615][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.339796][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.340273][ T2108] RSP: 0018:ffa0000001c0fa68 EFLAGS: 00010286 [ 99.340454][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000b31c740 RCX: 1ff4000000381f13 [ 99.340676][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c7fc [ 99.340879][ T2108] RBP: ff1100000bc84000 R08: 1fe2200001663901 R09: ff11000012a5d180 [ 99.341080][ T2108] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.341281][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc84000 [ 99.341495][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.341746][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.341919][ T2108] CR2: 000055f6c13d48e8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 99.342126][ T2108] PKRU: 55555554 [ 99.342225][ T2108] Call Trace: [ 99.342328][ T2108] [ 99.342406][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.342546][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.342685][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.342797][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.342935][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.343102][ T2108] register_netdev (net/core/dev.c:11552) [ 99.343237][ T2108] sit_init_net (net/ipv6/sit.c:1860) [ 99.343384][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.343489][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.343601][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.343747][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.343882][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.344019][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.344154][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.344299][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.344441][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.344578][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.344738][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.344872][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.345010][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.345144][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.345280][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.345423][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.345562][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.345709][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.345845][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.346010][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.346151][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.346634][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.346843][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.347040][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.347239][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.347476][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.347690][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.352313][ T2108] ------------[ cut here ]------------ | [ 99.352467][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2108 | [ 99.352747][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.353193][ T2108] Tainted: [W]=WARN [ 99.353294][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.353471][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.353650][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.354133][ T2108] RSP: 0018:ffa0000001c0fa78 EFLAGS: 00010286 [ 99.354300][ T2108] RAX: 00000000ffffffa6 RBX: ff110000028ff540 RCX: 1ff4000000381f15 [ 99.354512][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff5fc [ 99.354724][ T2108] RBP: ff11000010639000 R08: 1fe220000051fec1 R09: ff11000012a5d180 [ 99.354947][ T2108] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.355150][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010639000 [ 99.355359][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.355602][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.355777][ T2108] CR2: 000055f6c13d48e8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 99.355977][ T2108] PKRU: 55555554 [ 99.356078][ T2108] Call Trace: [ 99.356179][ T2108] [ 99.356251][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.356398][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.356610][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.356798][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.357014][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.357277][ T2108] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.357509][ T2108] register_netdev (net/core/dev.c:11552) [ 99.357724][ T2108] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 99.357937][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.358100][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.358256][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.358476][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.358688][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.358899][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.359114][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.359321][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.359546][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.359761][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.359975][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.360188][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.360418][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.360638][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.360867][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.361081][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.361292][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.361514][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.361728][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.361990][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.362221][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.363001][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.363320][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.363650][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.363985][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.364298][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.364624][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.386066][ T2108] ------------[ cut here ]------------ | [ 99.386309][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2108 | [ 99.386733][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.387438][ T2108] Tainted: [W]=WARN [ 99.387597][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.387866][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.388134][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.389886][ T2108] RSP: 0018:ffa0000001c0f918 EFLAGS: 00010286 [ 99.390157][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff4000000381ee9 [ 99.390594][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 99.390911][ T2108] RBP: ff1100000fe64000 R08: 1fe2200001f65e19 R09: ff11000012a5d180 [ 99.391318][ T2108] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.391737][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe64000 [ 99.392056][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.392520][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.392785][ T2108] CR2: 000055f6c13d48e8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 99.393096][ T2108] PKRU: 55555554 [ 99.393252][ T2108] Call Trace: [ 99.393506][ T2108] [ 99.393615][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.393830][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.394038][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.394226][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.394540][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.394806][ T2108] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.395034][ T2108] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.395240][ T2108] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.395554][ T2108] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.395786][ T2108] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.395994][ T2108] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.396209][ T2108] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.396516][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.396675][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.396842][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.397084][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.397290][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.397600][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.397835][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.398048][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.398259][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.398563][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.398805][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.399014][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.399222][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.399531][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.399743][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.399956][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.400164][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.400476][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.400687][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.400955][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.401172][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.402045][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.402462][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.402781][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.403091][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.403503][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.403821][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.409803][ T2108] ------------[ cut here ]------------ | [ 99.409983][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2108 | [ 99.410274][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.410734][ T2108] Tainted: [W]=WARN [ 99.410833][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.410999][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.411172][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.411665][ T2108] RSP: 0018:ffa0000001c0f918 EFLAGS: 00010286 [ 99.411851][ T2108] RAX: 00000000ffffffa6 RBX: ff11000010781000 RCX: 1ff4000000381ee9 [ 99.412074][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107810bc [ 99.412280][ T2108] RBP: ff11000012901000 R08: 1fe22000020f0219 R09: ff11000012a5d180 [ 99.412493][ T2108] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.412694][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012901000 [ 99.412899][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.413135][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.413311][ T2108] CR2: 00007fb109501690 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.413519][ T2108] PKRU: 55555554 [ 99.413633][ T2108] Call Trace: [ 99.413738][ T2108] [ 99.413810][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.413943][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.414074][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.414174][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.414306][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.414475][ T2108] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.414613][ T2108] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.414751][ T2108] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.414883][ T2108] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.415015][ T2108] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.415147][ T2108] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.415282][ T2108] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.415427][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.415530][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.415631][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.415767][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.415901][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.416033][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.416166][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.416315][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.416515][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.416651][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.416804][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.416934][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.417076][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.417214][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.417344][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.417534][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.417671][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.417808][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.417939][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.418105][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.418245][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.418757][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.418958][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.419176][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.419376][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.419571][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.419778][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.421688][ T12] ------------[ cut here ]------------ | [ 99.421824][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 99.422059][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.422504][ T12] Tainted: [W]=WARN [ 99.422598][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.422770][ T12] Workqueue: netns cleanup_net [ 99.422897][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.423051][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.423498][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 99.423692][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f380 RCX: 1ff4000000018ed5 [ 99.423939][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f43c [ 99.424118][ T12] RBP: ff1100000eaa9000 R08: 1fe2200001f65e89 R09: ff11000001aed1d0 [ 99.424297][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.424491][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.424681][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.424895][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.425049][ T12] CR2: 000055f6c13d48e8 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 99.425230][ T12] PKRU: 55555554 [ 99.425320][ T12] Call Trace: [ 99.425417][ T12] [ 99.425481][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 99.425642][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 99.425807][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 99.425930][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 99.426053][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 99.426176][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 99.426314][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 99.426443][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 99.426569][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 99.426696][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.426824][ T12] cleanup_net (net/core/net_namespace.c:702) [ 99.426947][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 99.427067][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 99.427188][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.427309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.427440][ T12] process_one_work (kernel/workqueue.c:3314) [ 99.427577][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.427769][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.427982][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.428118][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.428239][ T12] kthread (kernel/kthread.c:436) [ 99.428330][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.428502][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.428627][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.428754][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.428904][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.429036][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 99.429160][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 99.435139][ T2108] ------------[ cut here ]------------ | [ 99.435312][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2108 | [ 99.435580][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.436071][ T2108] Tainted: [W]=WARN [ 99.436171][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.436355][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.436529][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.437071][ T2108] RSP: 0018:ffa0000001c0f918 EFLAGS: 00010286 [ 99.437236][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000b74f8c0 RCX: 1ff4000000381ee9 [ 99.437439][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f97c [ 99.437645][ T2108] RBP: ff1100000ef49000 R08: 1fe22000016e9f31 R09: ff11000012a5d180 [ 99.437849][ T2108] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.438047][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef49000 [ 99.438248][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.438494][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.438687][ T2108] CR2: 00007fb109501690 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.438901][ T2108] PKRU: 55555554 [ 99.439000][ T2108] Call Trace: [ 99.439110][ T2108] [ 99.439178][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.439310][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.439449][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.439553][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.439691][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.439859][ T2108] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.439994][ T2108] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.440133][ T2108] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.440264][ T2108] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.440404][ T2108] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.440542][ T2108] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.440687][ T2108] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.440827][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.440963][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.441065][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.441195][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.441326][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.441466][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.441606][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.441753][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.441885][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.442019][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.442150][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.442287][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.442425][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.442563][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.442699][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.442839][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.442971][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.443103][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.443235][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.443413][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.443554][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.444041][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.444259][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.444460][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.444660][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.444862][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.445059][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.450217][ T2108] ------------[ cut here ]------------ | [ 99.450403][ T2108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2108 | [ 99.450677][ T2108] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.451131][ T2108] Tainted: [W]=WARN [ 99.451233][ T2108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.451408][ T2108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.451619][ T2108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.452185][ T2108] RSP: 0018:ffa0000001c0fa70 EFLAGS: 00010286 [ 99.452489][ T2108] RAX: 00000000ffffffa6 RBX: ff1100000d7e3a80 RCX: 1ff4000000381f14 [ 99.452812][ T2108] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3b3c [ 99.453164][ T2108] RBP: ff110000137f1000 R08: 1fe2200001afc769 R09: ff11000012a5d180 [ 99.453445][ T2108] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.453758][ T2108] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000137f1000 [ 99.454031][ T2108] FS: 00007fb1092f5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.454277][ T2108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.454462][ T2108] CR2: 00007fb109501690 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.455029][ T2108] PKRU: 55555554 [ 99.455129][ T2108] Call Trace: [ 99.455228][ T2108] [ 99.455298][ T2108] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.455447][ T2108] ? notifier_call_chain (kernel/notifier.c:85) [ 99.455589][ T2108] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.455707][ T2108] register_netdevice (net/core/dev.c:11488) [ 99.455843][ T2108] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.456009][ T2108] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.456143][ T2108] register_netdev (net/core/dev.c:11552) [ 99.456279][ T2108] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 99.456423][ T2108] ops_init (net/core/net_namespace.c:137) [ 99.456599][ T2108] setup_net (net/core/net_namespace.c:446) [ 99.456775][ T2108] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.456992][ T2108] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.457188][ T2108] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.457454][ T2108] copy_net_ns (net/core/net_namespace.c:579) [ 99.457722][ T2108] create_new_namespaces (kernel/nsproxy.c:132) [ 99.457974][ T2108] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.458226][ T2108] ksys_unshare (kernel/fork.c:3243) [ 99.458477][ T2108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.458676][ T2108] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.458900][ T2108] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.459157][ T2108] ? __ia32_sys_open (fs/open.c:1374) [ 99.459412][ T2108] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.459586][ T2108] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.459790][ T2108] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.460037][ T2108] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.460286][ T2108] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.460509][ T2108] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.460715][ T2108] RIP: 0033:0x7fb1095b7bcb [ 99.460905][ T2108] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.461693][ T2108] RSP: 002b:00007ffe8983fef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 99.462031][ T2108] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb1095b7bcb [ 99.462411][ T2108] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.462780][ T2108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.463012][ T2108] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe89842120 [ 99.463211][ T2108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe89842877 | [ 99.539262][ T2109] ------------[ cut here ]------------ | [ 99.539505][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.539854][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.540472][ T2109] Tainted: [W]=WARN [ 99.540737][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.541149][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.541595][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.542713][ T2109] RSP: 0018:ffa0000001aafa80 EFLAGS: 00010286 [ 99.543132][ T2109] RAX: 00000000ffffffa6 RBX: ff11000006051000 RCX: 1ff4000000355f16 [ 99.543808][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060510bc [ 99.544311][ T2109] RBP: ff1100000fa91000 R08: 1fe2200000c0a219 R09: ff11000009852e80 [ 99.544822][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.545297][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa91000 [ 99.545811][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.546380][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.546802][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.547283][ T2109] PKRU: 55555554 [ 99.547567][ T2109] Call Trace: [ 99.547839][ T2109] [ 99.548039][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.548400][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.548757][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.549029][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.549390][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.549804][ T2109] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.550151][ T2109] register_netdev (net/core/dev.c:11552) [ 99.550517][ T2109] loopback_net_init (drivers/net/loopback.c:218) [ 99.550867][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.551136][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.551425][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.551772][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.552112][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.552479][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.552829][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.553175][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.553542][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.553841][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.554173][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.554540][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.554865][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.555053][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.555238][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.555434][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.555620][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.555817][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.556004][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.556222][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.556428][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.557534][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.558023][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.558520][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.558998][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.559499][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.559979][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.572288][ T2109] ------------[ cut here ]------------ | [ 99.572491][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.572855][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.573434][ T2109] Tainted: [W]=WARN [ 99.573581][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.573814][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.574037][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.574565][ T2109] RSP: 0018:ffa0000001aaf918 EFLAGS: 00010286 [ 99.574809][ T2109] RAX: 00000000ffffffa6 RBX: ff1100000fbbfc40 RCX: 1ff4000000355ee9 [ 99.575063][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfcfc [ 99.575309][ T2109] RBP: ff11000010061000 R08: 1fe2200001f77fa1 R09: ff11000009852e80 [ 99.575566][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.575833][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010061000 [ 99.576087][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.576379][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.576599][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.576863][ T2109] PKRU: 55555554 [ 99.577014][ T2109] Call Trace: [ 99.577163][ T2109] [ 99.577283][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.577483][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.577687][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.577849][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.578035][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.578250][ T2109] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.578448][ T2109] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.578642][ T2109] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.578837][ T2109] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.579023][ T2109] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.579206][ T2109] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.579404][ T2109] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.579595][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.579755][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.579905][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.580084][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.580268][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.580466][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.580663][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.580855][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.581039][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.581220][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.581417][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.581604][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.581800][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.581986][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.582175][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.582373][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.582557][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.582766][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.582951][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.583164][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.583369][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.583917][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.584165][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.584427][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.584691][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.584948][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.585197][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.589740][ T2109] ------------[ cut here ]------------ | [ 99.589942][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.590256][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.590838][ T2109] Tainted: [W]=WARN [ 99.590989][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.591221][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.591468][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.592040][ T2109] RSP: 0018:ffa0000001aaf8f8 EFLAGS: 00010286 [ 99.592261][ T2109] RAX: 00000000ffffffa6 RBX: ff1100000e9ed700 RCX: 1ff4000000355ee5 [ 99.592533][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed7bc [ 99.592806][ T2109] RBP: ff110000086c9000 R08: 1fe2200001d3daf9 R09: ff11000009852e80 [ 99.593056][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.593305][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086c9000 [ 99.593578][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.593882][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.594102][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.594367][ T2109] PKRU: 55555554 [ 99.594519][ T2109] Call Trace: [ 99.594682][ T2109] [ 99.594814][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.595002][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.595186][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.595341][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.595543][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.595788][ T2109] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.595976][ T2109] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.596163][ T2109] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.596368][ T2109] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.596557][ T2109] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.596762][ T2109] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.596948][ T2109] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 99.597133][ T2109] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 99.597320][ T2109] vti_init_net (net/ipv4/ip_vti.c:517) [ 99.597522][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.597687][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.597853][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.598038][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.598226][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.598470][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.598749][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.599019][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.599291][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.599576][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.599850][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.600121][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.600407][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.600679][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.600954][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.601208][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.601415][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.601606][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.601835][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.602053][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.602243][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.602818][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.603070][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.603321][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.603590][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.603869][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.604119][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.608890][ T2109] ------------[ cut here ]------------ | [ 99.609075][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.609405][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.609975][ T2109] Tainted: [W]=WARN [ 99.610125][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.610341][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.610583][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.611119][ T2109] RSP: 0018:ffa0000001aafa78 EFLAGS: 00010286 [ 99.611339][ T2109] RAX: 00000000ffffffa6 RBX: ff11000009228c80 RCX: 1ff4000000355f15 [ 99.611610][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228d3c [ 99.611988][ T2109] RBP: ff1100000e2bc000 R08: 1fe22000012451a9 R09: ff11000009852e80 [ 99.612237][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.612503][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2bc000 [ 99.612796][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.613080][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.613307][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.613575][ T2109] PKRU: 55555554 [ 99.613743][ T2109] Call Trace: [ 99.613893][ T2109] [ 99.614012][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.614197][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.614397][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.614553][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.614753][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.614977][ T2109] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.615167][ T2109] register_netdev (net/core/dev.c:11552) [ 99.615365][ T2109] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 99.615553][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.615731][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.615885][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.616068][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.616254][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.616454][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.616651][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.616851][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.617036][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.617220][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.617417][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.617607][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.617807][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.617995][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.618177][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.618374][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.618561][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.618849][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.619033][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.619263][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.619564][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.620117][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.620607][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.620945][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.621197][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.621916][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.622427][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.639010][ T2109] ------------[ cut here ]------------ | [ 99.639204][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.639675][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.640766][ T2109] Tainted: [W]=WARN [ 99.641032][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.641467][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.641907][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.642955][ T2109] RSP: 0018:ffa0000001aafa68 EFLAGS: 00010286 [ 99.643395][ T2109] RAX: 00000000ffffffa6 RBX: ff1100000c9851c0 RCX: 1ff4000000355f13 [ 99.643817][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98527c [ 99.644300][ T2109] RBP: ff110000126a9000 R08: 1fe2200001930a51 R09: ff11000009852e80 [ 99.644800][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.645279][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126a9000 [ 99.645800][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.646379][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.646795][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.647286][ T2109] PKRU: 55555554 [ 99.647574][ T2109] Call Trace: [ 99.647838][ T2109] [ 99.648041][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.648413][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.648757][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.649034][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.649398][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.649826][ T2109] register_netdev (net/core/dev.c:11552) [ 99.650174][ T2109] sit_init_net (net/ipv6/sit.c:1860) [ 99.650544][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.650807][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.651082][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.651445][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.651786][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.652131][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.652502][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.652844][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.653204][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.653567][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.653895][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.654245][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.654614][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.654953][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.655301][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.655667][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.656023][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.656384][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.656735][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.657149][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.657399][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.657974][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.658228][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.658500][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.658803][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.659057][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.659464][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.686964][ T2109] ------------[ cut here ]------------ | [ 99.687331][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.687988][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.689121][ T2109] Tainted: [W]=WARN [ 99.689417][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.689845][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.690289][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.691050][ T2109] RSP: 0018:ffa0000001aafa78 EFLAGS: 00010286 [ 99.691273][ T2109] RAX: 00000000ffffffa6 RBX: ff11000009b023c0 RCX: 1ff4000000355f15 [ 99.691538][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b0247c [ 99.691821][ T2109] RBP: ff1100000997c000 R08: 1fe2200001360491 R09: ff11000009852e80 [ 99.692075][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.692331][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000997c000 [ 99.692602][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.692921][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.693148][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.693420][ T2109] PKRU: 55555554 [ 99.693569][ T2109] Call Trace: [ 99.693737][ T2109] [ 99.693858][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.694043][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.694231][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.694398][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.694589][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.694816][ T2109] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.695004][ T2109] register_netdev (net/core/dev.c:11552) [ 99.695189][ T2109] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 99.695386][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.695545][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.695716][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.695899][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.696083][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.696269][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.696472][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.696677][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.696876][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.697063][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.697247][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.697450][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.697649][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.697848][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.698033][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.698231][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.698434][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.698645][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.698854][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.699105][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.699295][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.700068][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.700342][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.700623][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.700885][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.701139][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.701405][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.705900][ T2109] ------------[ cut here ]------------ | [ 99.706093][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.706433][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.707004][ T2109] Tainted: [W]=WARN [ 99.707171][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.707399][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.707633][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.708191][ T2109] RSP: 0018:ffa0000001aaf918 EFLAGS: 00010286 [ 99.708423][ T2109] RAX: 00000000ffffffa6 RBX: ff11000009b02c80 RCX: 1ff4000000355ee9 [ 99.708684][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b02d3c [ 99.708940][ T2109] RBP: ff11000008481000 R08: 1fe22000013605a9 R09: ff11000009852e80 [ 99.709189][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.709454][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008481000 [ 99.709725][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.710010][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.710227][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.710502][ T2109] PKRU: 55555554 [ 99.710666][ T2109] Call Trace: [ 99.710822][ T2109] [ 99.710943][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.711135][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.711319][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.711486][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.711707][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.711929][ T2109] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.712114][ T2109] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.712305][ T2109] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.712503][ T2109] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.712716][ T2109] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.712903][ T2109] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.713088][ T2109] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.713279][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.713462][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.713618][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.713811][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.713997][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.714183][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.714384][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.714595][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.714793][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.714978][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.715162][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.715368][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.715559][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.715818][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.716095][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.716392][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.716660][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.716934][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.717199][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.717530][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.717827][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.718629][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.718896][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.719147][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.719415][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.719709][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.719958][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.724914][ T2109] ------------[ cut here ]------------ | [ 99.725131][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2109 | [ 99.725456][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.726063][ T2109] Tainted: [W]=WARN [ 99.726215][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.726461][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.726724][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.727253][ T2109] RSP: 0018:ffa0000001aaf918 EFLAGS: 00010286 [ 99.727487][ T2109] RAX: 00000000ffffffa6 RBX: ff1100000c57a580 RCX: 1ff4000000355ee9 [ 99.727779][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a63c [ 99.728029][ T2109] RBP: ff1100000fe61000 R08: 1fe22000018af4c9 R09: ff11000009852e80 [ 99.728297][ T2109] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 99.728581][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe61000 [ 99.728850][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.729138][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.729371][ T2109] CR2: 00007fa1e447dc20 CR3: 00000000094d4002 CR4: 0000000000771ef0 [ 99.729642][ T2109] PKRU: 55555554 [ 99.729804][ T2109] Call Trace: [ 99.729955][ T2109] [ 99.730075][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.730262][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.730478][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.730643][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.730847][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.731092][ T2109] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.731282][ T2109] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.731484][ T2109] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.731693][ T2109] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.731981][ T2109] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.732170][ T2109] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.732377][ T2109] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.732570][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.732763][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.733020][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.733247][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.733468][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.733670][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.733957][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.734149][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.734338][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.734542][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.734836][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.735028][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.735227][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.735430][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.735752][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.735949][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.736135][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.736321][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.736615][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.736844][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.737036][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.737695][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.737970][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.738323][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.738594][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.738947][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.739195][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.755538][ T2109] ------------[ cut here ]------------ | [ 99.755715][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2109 | [ 99.756009][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.756466][ T2109] Tainted: [W]=WARN [ 99.756566][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.756745][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.756917][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.757764][ T2109] RSP: 0018:ffa0000001aaf918 EFLAGS: 00010286 [ 99.757934][ T2109] RAX: 00000000ffffffa6 RBX: ff1100000c414200 RCX: 1ff4000000355ee9 [ 99.758130][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4142bc [ 99.758326][ T2109] RBP: ff1100000aa0c000 R08: 1fe2200001882859 R09: ff11000009852e80 [ 99.758539][ T2109] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.758752][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa0c000 [ 99.758963][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.759220][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.759402][ T2109] CR2: 00007fb1093c2574 CR3: 00000000094d4003 CR4: 0000000000771ef0 [ 99.759660][ T2109] PKRU: 55555554 [ 99.759769][ T2109] Call Trace: [ 99.759872][ T2109] [ 99.759941][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.760075][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.760212][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.760314][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.760461][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.760647][ T2109] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.760795][ T2109] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 99.760930][ T2109] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 99.761064][ T2109] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 99.761198][ T2109] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 99.761337][ T2109] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 99.761488][ T2109] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 99.761630][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.761738][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.761838][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.761980][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.762113][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.762248][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.762390][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.762531][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.762669][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.762817][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.762949][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.763085][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.763217][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.763362][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.763496][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.763631][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.763772][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.763905][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.764038][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.764203][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.764342][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.764834][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.765048][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.765246][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.765451][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.765655][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.765857][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.770825][ T2109] ------------[ cut here ]------------ | [ 99.770986][ T2109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2109 | [ 99.771287][ T2109] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.771788][ T2109] Tainted: [W]=WARN [ 99.771889][ T2109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.772056][ T2109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.772230][ T2109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.772747][ T2109] RSP: 0018:ffa0000001aafa70 EFLAGS: 00010286 [ 99.772918][ T2109] RAX: 00000000ffffffa6 RBX: ff110000129911c0 RCX: 1ff4000000355f14 [ 99.773117][ T2109] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299127c [ 99.773315][ T2109] RBP: ff1100000967c000 R08: 1fe2200002532251 R09: ff11000009852e80 [ 99.773528][ T2109] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 99.773738][ T2109] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000967c000 [ 99.773938][ T2109] FS: 00007fa1e427c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 99.774215][ T2109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.774391][ T2109] CR2: 00007fb1093c2574 CR3: 00000000094d4003 CR4: 0000000000771ef0 [ 99.774597][ T2109] PKRU: 55555554 [ 99.774705][ T2109] Call Trace: [ 99.774805][ T2109] [ 99.774875][ T2109] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.775034][ T2109] ? notifier_call_chain (kernel/notifier.c:85) [ 99.775247][ T2109] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.775421][ T2109] register_netdevice (net/core/dev.c:11488) [ 99.775650][ T2109] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 99.775924][ T2109] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.776140][ T2109] register_netdev (net/core/dev.c:11552) [ 99.776363][ T2109] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 99.776584][ T2109] ops_init (net/core/net_namespace.c:137) [ 99.776750][ T2109] setup_net (net/core/net_namespace.c:446) [ 99.776918][ T2109] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 99.777130][ T2109] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 99.777295][ T2109] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 99.777440][ T2109] copy_net_ns (net/core/net_namespace.c:579) [ 99.777585][ T2109] create_new_namespaces (kernel/nsproxy.c:132) [ 99.777737][ T2109] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 99.777872][ T2109] ksys_unshare (kernel/fork.c:3243) [ 99.778008][ T2109] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.778140][ T2109] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 99.778275][ T2109] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 99.778414][ T2109] ? __ia32_sys_open (fs/open.c:1374) [ 99.778551][ T2109] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 99.778691][ T2109] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 99.778829][ T2109] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.778963][ T2109] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.779100][ T2109] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.779252][ T2109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.779461][ T2109] RIP: 0033:0x7fa1e453ebcb [ 99.779678][ T2109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 99.780457][ T2109] RSP: 002b:00007ffeaa2820b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 99.780813][ T2109] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa1e453ebcb [ 99.781140][ T2109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 99.781464][ T2109] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 99.781788][ T2109] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaa2842e0 [ 99.782108][ T2109] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaa284877 | [ 99.834117][ T2110] ------------[ cut here ]------------ | [ 99.834290][ T2110] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2110 | [ 99.834568][ T2110] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.835041][ T2110] Tainted: [W]=WARN [ 99.835149][ T2110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.835325][ T2110] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.835512][ T2110] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.836012][ T2110] RSP: 0018:ffa0000001c4ee30 EFLAGS: 00010286 [ 99.836187][ T2110] RAX: 00000000ffffffa6 RBX: ff110000028fe900 RCX: 1ff4000000389d8c [ 99.836426][ T2110] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe9bc [ 99.836634][ T2110] RBP: ff1100000e8fc000 R08: 1fe220000051fd39 R09: ff1100000ebcd180 [ 99.836846][ T2110] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.837052][ T2110] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ccd0408 [ 99.837257][ T2110] FS: 00007f667df05840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.837502][ T2110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.837682][ T2110] CR2: 000000000042ebe0 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.837895][ T2110] PKRU: 55555554 [ 99.837998][ T2110] Call Trace: [ 99.838101][ T2110] [ 99.838175][ T2110] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.838316][ T2110] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.838429][ T2110] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 99.838610][ T2110] __dev_notify_flags (net/core/dev.c:9787) [ 99.838751][ T2110] ? netif_change_name (net/core/dev.c:1495) [ 99.838887][ T2110] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 99.839027][ T2110] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 99.839163][ T2110] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 99.839304][ T2110] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 99.839451][ T2110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.839594][ T2110] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 99.839743][ T2110] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 99.839878][ T2110] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 99.840015][ T2110] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 99.840155][ T2110] veth_newlink (drivers/net/veth.c:1871) [ 99.840298][ T2110] ? veth_poll_controller (drivers/net/veth.c:1470) [ 99.840444][ T2110] ? kasan_save_stack (mm/kasan/common.c:57) [ 99.840588][ T2110] ? kasan_save_track (mm/kasan/common.c:78) [ 99.840733][ T2110] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 99.840885][ T2110] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 99.841026][ T2110] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 99.841166][ T2110] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 99.841302][ T2110] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.841448][ T2110] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 99.841594][ T2110] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 99.841740][ T2110] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 99.841879][ T2110] ? __dev_get_by_name (net/core/dev.c:883) [ 99.842013][ T2110] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 99.842157][ T2110] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 99.842298][ T2110] rtnl_newlink (net/core/rtnetlink.c:4150) [ 99.842445][ T2110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.842587][ T2110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.842732][ T2110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.842872][ T2110] ? mark_usage (kernel/locking/lockdep.c:4674) [ 99.843010][ T2110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.843152][ T2110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.843293][ T2110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.843437][ T2110] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 99.843576][ T2110] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.843723][ T2110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.843860][ T2110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.843998][ T2110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.844136][ T2110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.844277][ T2110] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 99.844420][ T2110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.844563][ T2110] ? netlink_ack (./include/linux/skbuff.h:2718) [ 99.844715][ T2110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 99.844852][ T2110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 99.844992][ T2110] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 99.845131][ T2110] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 99.845269][ T2110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.845413][ T2110] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 99.845557][ T2110] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 99.845707][ T2110] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 99.845850][ T2110] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 99.845990][ T2110] ? copy_msghdr_from_user (net/socket.c:2635) [ 99.846126][ T2110] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 99.846294][ T2110] ? move_addr_to_kernel (net/socket.c:258) [ 99.846438][ T2110] ___sys_sendmsg (net/socket.c:2752) [ 99.846580][ T2110] ? copy_msghdr_from_user (net/socket.c:2603) [ 99.846816][ T2110] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.846993][ T2110] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 99.847132][ T2110] __sys_sendmsg (net/socket.c:2784) [ 99.847272][ T2110] ? __sys_sendmsg_sock (net/socket.c:2765) [ 99.847420][ T2110] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 99.847560][ T2110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.847708][ T2110] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.847846][ T2110] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.847983][ T2110] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.848123][ T2110] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.848297][ T2110] RIP: 0033:0x7f667e13f08e [ 99.848452][ T2110] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 99.848957][ T2110] RSP: 002b:00007ffcb12d9a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 99.849165][ T2110] RAX: ffffffffffffffda RBX: 00007ffcb12da200 RCX: 00007f667e13f08e [ 99.849379][ T2110] RDX: 0000000000000000 RSI: 00007ffcb12d9b00 RDI: 0000000000000005 [ 99.849594][ T2110] RBP: 00007ffcb12d9a60 R08: 0000000000000000 R09: 0000000000000000 [ 99.849805][ T2110] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 99.850010][ T2110] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb12da1c0 | [ 99.857884][ T2110] ------------[ cut here ]------------ | [ 99.858061][ T2110] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2110 | [ 99.858334][ T2110] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.858807][ T2110] Tainted: [W]=WARN [ 99.858910][ T2110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.859079][ T2110] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.859275][ T2110] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.859889][ T2110] RSP: 0018:ffa0000001c4f1b0 EFLAGS: 00010286 [ 99.860063][ T2110] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff4000000389dfc [ 99.860265][ T2110] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 99.860571][ T2110] RBP: ff1100000f87c000 R08: 1fe2200001ddb251 R09: ff1100000ebcd180 [ 99.860850][ T2110] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 99.861051][ T2110] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 99.861254][ T2110] FS: 00007f667df05840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.861575][ T2110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.861757][ T2110] CR2: 000000000042ebe0 CR3: 00000000095c2002 CR4: 0000000000771ef0 [ 99.861966][ T2110] PKRU: 55555554 [ 99.862068][ T2110] Call Trace: [ 99.862170][ T2110] [ 99.862252][ T2110] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.862450][ T2110] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.862556][ T2110] __dev_notify_flags (net/core/dev.c:9787) [ 99.862696][ T2110] ? netif_change_name (net/core/dev.c:1495) [ 99.862837][ T2110] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 99.862973][ T2110] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 99.863112][ T2110] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 99.863251][ T2110] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 99.863450][ T2110] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 99.863592][ T2110] ? __dev_get_by_name (net/core/dev.c:883) [ 99.863738][ T2110] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 99.863880][ T2110] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 99.864022][ T2110] rtnl_newlink (net/core/rtnetlink.c:4150) [ 99.864160][ T2110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.864295][ T2110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.864497][ T2110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.864638][ T2110] ? mark_usage (kernel/locking/lockdep.c:4674) [ 99.864776][ T2110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.864917][ T2110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.865059][ T2110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.865196][ T2110] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 99.865331][ T2110] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.865527][ T2110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.865665][ T2110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.865810][ T2110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.865947][ T2110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.866085][ T2110] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 99.866223][ T2110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.866417][ T2110] ? netlink_ack (./include/linux/skbuff.h:2718) [ 99.866564][ T2110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 99.866713][ T2110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 99.866853][ T2110] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 99.866996][ T2110] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 99.867138][ T2110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.867275][ T2110] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 99.867566][ T2110] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 99.867716][ T2110] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 99.867856][ T2110] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 99.867995][ T2110] ? copy_msghdr_from_user (net/socket.c:2635) [ 99.868133][ T2110] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 99.868300][ T2110] ? move_addr_to_kernel (net/socket.c:258) [ 99.868504][ T2110] ___sys_sendmsg (net/socket.c:2752) [ 99.868645][ T2110] ? copy_msghdr_from_user (net/socket.c:2603) [ 99.868791][ T2110] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.868967][ T2110] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 99.869108][ T2110] __sys_sendmsg (net/socket.c:2784) [ 99.869244][ T2110] ? __sys_sendmsg_sock (net/socket.c:2765) [ 99.869444][ T2110] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 99.869588][ T2110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.869734][ T2110] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.869886][ T2110] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.870024][ T2110] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.870162][ T2110] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.870334][ T2110] RIP: 0033:0x7f667e13f08e [ 99.870541][ T2110] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 99.871038][ T2110] RSP: 002b:00007ffcb12d9a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 99.871244][ T2110] RAX: ffffffffffffffda RBX: 00007ffcb12da200 RCX: 00007f667e13f08e [ 99.871610][ T2110] RDX: 0000000000000000 RSI: 00007ffcb12d9b00 RDI: 0000000000000005 [ 99.871818][ T2110] RBP: 00007ffcb12d9a60 R08: 0000000000000000 R09: 0000000000000000 [ 99.872024][ T2110] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 99.872226][ T2110] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb12da1c0 | [ 99.899329][ T2111] ------------[ cut here ]------------ | [ 99.899606][ T2111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2111 | [ 99.899882][ T2111] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.900322][ T2111] Tainted: [W]=WARN [ 99.900551][ T2111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.900734][ T2111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.900909][ T2111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.901502][ T2111] RSP: 0018:ffa0000001c5f020 EFLAGS: 00010286 [ 99.901674][ T2111] RAX: 00000000ffffffa6 RBX: ff1100000d907000 RCX: 1ff400000038bdca [ 99.901878][ T2111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9070bc [ 99.902076][ T2111] RBP: ff1100000f87c000 R08: 1fe2200001b20e19 R09: ff1100000ebcae58 [ 99.902297][ T2111] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 99.902599][ T2111] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 99.902806][ T2111] FS: 00007efff3786840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.903038][ T2111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.903205][ T2111] CR2: 0000000026993988 CR3: 000000000a1c9004 CR4: 0000000000771ef0 [ 99.903480][ T2111] PKRU: 55555554 [ 99.903588][ T2111] Call Trace: [ 99.903689][ T2111] [ 99.903764][ T2111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.903899][ T2111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.904004][ T2111] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 99.904139][ T2111] __dev_notify_flags (net/core/dev.c:9787) [ 99.904274][ T2111] ? netif_change_name (net/core/dev.c:1495) [ 99.904512][ T2111] ? __dev_change_flags (net/core/dev.c:9752) [ 99.904651][ T2111] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 99.904812][ T2111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.904948][ T2111] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 99.905084][ T2111] netif_change_flags (net/core/dev.c:9820) [ 99.905219][ T2111] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 99.905431][ T2111] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 99.905569][ T2111] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 99.905714][ T2111] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 99.905882][ T2111] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 99.906016][ T2111] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.906169][ T2111] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 99.906306][ T2111] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 99.906511][ T2111] ? __kernel_text_address (kernel/extable.c:79) [ 99.906652][ T2111] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.906797][ T2111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.906928][ T2111] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 99.907063][ T2111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.907202][ T2111] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.907336][ T2111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.907559][ T2111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.907696][ T2111] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 99.907842][ T2111] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 99.907983][ T2111] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 99.908117][ T2111] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 99.908252][ T2111] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 99.908471][ T2111] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 99.908616][ T2111] rtnl_newlink (net/core/rtnetlink.c:4150) [ 99.908760][ T2111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.908897][ T2111] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.909033][ T2111] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.909164][ T2111] ? mark_usage (kernel/locking/lockdep.c:4674) [ 99.909296][ T2111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.909513][ T2111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.909650][ T2111] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.909790][ T2111] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.909927][ T2111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.910060][ T2111] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.910192][ T2111] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 99.910325][ T2111] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.910548][ T2111] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.910688][ T2111] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.910830][ T2111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.910964][ T2111] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.911098][ T2111] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 99.911232][ T2111] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.911461][ T2111] ? netlink_ack (./include/linux/skbuff.h:2718) [ 99.911606][ T2111] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 99.911747][ T2111] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 99.911885][ T2111] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 99.912021][ T2111] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 99.912155][ T2111] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.912297][ T2111] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 99.912516][ T2111] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 99.912656][ T2111] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 99.912801][ T2111] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 99.912936][ T2111] ? copy_msghdr_from_user (net/socket.c:2635) [ 99.913069][ T2111] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 99.913244][ T2111] ? move_addr_to_kernel (net/socket.c:258) [ 99.913473][ T2111] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 99.913613][ T2111] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.913753][ T2111] ___sys_sendmsg (net/socket.c:2752) [ 99.913888][ T2111] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 99.914056][ T2111] ? copy_msghdr_from_user (net/socket.c:2603) [ 99.914204][ T2111] __sys_sendmsg (net/socket.c:2784) [ 99.914340][ T2111] ? __sys_sendmsg_sock (net/socket.c:2765) [ 99.914567][ T2111] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 99.914747][ T2111] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 99.914882][ T2111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.915018][ T2111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.915153][ T2111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.915288][ T2111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.915505][ T2111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.915678][ T2111] RIP: 0033:0x7efff39c008e [ 99.915824][ T2111] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 99.916302][ T2111] RSP: 002b:00007ffd4f89eb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 99.916593][ T2111] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efff39c008e [ 99.916801][ T2111] RDX: 0000000000000000 RSI: 00007ffd4f89ec10 RDI: 0000000000000005 [ 99.917000][ T2111] RBP: 00007ffd4f89eb70 R08: 0000000000000000 R09: 0000000000000000 [ 99.917200][ T2111] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 99.917493][ T2111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4f89f2e0 | [ 99.957279][ T2112] ------------[ cut here ]------------ | [ 99.958153][ T2112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2112 | [ 99.958475][ T2112] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.958940][ T2112] Tainted: [W]=WARN [ 99.959045][ T2112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.959210][ T2112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.959386][ T2112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.959866][ T2112] RSP: 0018:ffa0000001c5f020 EFLAGS: 00010286 [ 99.960032][ T2112] RAX: 00000000ffffffa6 RBX: ff1100000d9071c0 RCX: 1ff400000038bdca [ 99.960228][ T2112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90727c [ 99.960430][ T2112] RBP: ff1100000e8fc000 R08: 1fe2200001b20e51 R09: ff1100000ebc8b58 [ 99.960632][ T2112] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 99.960834][ T2112] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 99.961034][ T2112] FS: 00007f5168df7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 99.961267][ T2112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.961446][ T2112] CR2: 000000003ffac988 CR3: 000000000a1c9006 CR4: 0000000000771ef0 [ 99.961656][ T2112] PKRU: 55555554 [ 99.961763][ T2112] Call Trace: [ 99.961862][ T2112] [ 99.961931][ T2112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.962068][ T2112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.962172][ T2112] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 99.962303][ T2112] __dev_notify_flags (net/core/dev.c:9787) [ 99.962447][ T2112] ? netif_change_name (net/core/dev.c:1495) [ 99.962586][ T2112] ? __dev_change_flags (net/core/dev.c:9752) [ 99.962731][ T2112] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 99.962865][ T2112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.962999][ T2112] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 99.963137][ T2112] netif_change_flags (net/core/dev.c:9820) [ 99.963271][ T2112] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 99.963416][ T2112] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 99.963554][ T2112] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 99.963693][ T2112] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 99.963866][ T2112] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 99.964000][ T2112] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.964134][ T2112] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 99.964268][ T2112] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 99.964406][ T2112] ? __kernel_text_address (kernel/extable.c:79) [ 99.964541][ T2112] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.964687][ T2112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.964826][ T2112] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 99.964960][ T2112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.965094][ T2112] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 99.965228][ T2112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.965364][ T2112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.965499][ T2112] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 99.965640][ T2112] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 99.965780][ T2112] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 99.965914][ T2112] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 99.966053][ T2112] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 99.966191][ T2112] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 99.966332][ T2112] rtnl_newlink (net/core/rtnetlink.c:4150) [ 99.966474][ T2112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.966613][ T2112] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.966752][ T2112] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.966894][ T2112] ? mark_usage (kernel/locking/lockdep.c:4674) [ 99.967026][ T2112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.967164][ T2112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.967301][ T2112] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.967444][ T2112] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.967580][ T2112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 99.967726][ T2112] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 99.967862][ T2112] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 99.967995][ T2112] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.968127][ T2112] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.968259][ T2112] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.968398][ T2112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.968533][ T2112] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 99.968674][ T2112] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 99.968818][ T2112] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 99.968955][ T2112] ? netlink_ack (./include/linux/skbuff.h:2718) [ 99.969090][ T2112] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 99.969219][ T2112] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 99.969359][ T2112] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 99.969496][ T2112] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 99.969632][ T2112] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 99.969776][ T2112] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 99.969911][ T2112] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 99.970048][ T2112] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 99.970185][ T2112] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 99.970319][ T2112] ? copy_msghdr_from_user (net/socket.c:2635) [ 99.970464][ T2112] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 99.970654][ T2112] ? move_addr_to_kernel (net/socket.c:258) [ 99.970871][ T2112] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 99.971077][ T2112] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 99.971289][ T2112] ___sys_sendmsg (net/socket.c:2752) [ 99.971505][ T2112] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 99.971774][ T2112] ? copy_msghdr_from_user (net/socket.c:2603) [ 99.972004][ T2112] __sys_sendmsg (net/socket.c:2784) [ 99.972214][ T2112] ? __sys_sendmsg_sock (net/socket.c:2765) [ 99.972427][ T2112] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 99.972692][ T2112] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 99.972912][ T2112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 99.973122][ T2112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 99.973328][ T2112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 99.973549][ T2112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 99.973765][ T2112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 99.974026][ T2112] RIP: 0033:0x7f516903108e [ 99.974246][ T2112] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 99.975011][ T2112] RSP: 002b:00007ffec1681480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 99.975318][ T2112] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f516903108e [ 99.975638][ T2112] RDX: 0000000000000000 RSI: 00007ffec1681530 RDI: 0000000000000005 [ 99.975954][ T2112] RBP: 00007ffec1681490 R08: 0000000000000000 R09: 0000000000000000 [ 99.976267][ T2112] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 99.976587][ T2112] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1681c00 | [ 99.979546][ T36] ------------[ cut here ]------------ | [ 99.979737][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36 | [ 99.980035][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 99.980612][ T36] Tainted: [W]=WARN [ 99.980766][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.980973][ T36] Workqueue: events_unbound linkwatch_event [ 99.981193][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 99.981423][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 99.981959][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 99.982307][ T36] RAX: 00000000ffffffa6 RBX: ff1100000bd26580 RCX: 1ff4000000051f02 [ 99.982770][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2663c [ 99.983205][ T36] RBP: ff1100000f87c000 R08: 1fe22000017a4cc9 R09: ff11000001d751a8 [ 99.983655][ T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 99.984103][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 99.984563][ T36] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 99.985069][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.985465][ T36] CR2: 00007f667dfd2574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 99.985913][ T36] PKRU: 55555554 [ 99.986148][ T36] Call Trace: [ 99.986414][ T36] [ 99.986602][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 99.986928][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 99.987232][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 99.987502][ T36] netif_state_change (net/core/dev.c:1605) [ 99.987839][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 99.988226][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 99.988559][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 99.988884][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 99.989202][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 99.989539][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 99.989868][ T36] process_one_work (kernel/workqueue.c:3314) [ 99.990196][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 99.990528][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 99.990860][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 99.991210][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 99.991540][ T36] kthread (kernel/kthread.c:436) [ 99.991802][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 99.992383][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 99.992695][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 99.993022][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 99.993428][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 99.993919][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 99.994234][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.068891][ T2114] ------------[ cut here ]------------ | [ 100.069051][ T2114] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2114 | [ 100.069309][ T2114] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.070148][ T2114] Tainted: [W]=WARN [ 100.070247][ T2114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.070417][ T2114] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.070594][ T2114] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.071067][ T2114] RSP: 0018:ffa0000001c7f150 EFLAGS: 00010286 [ 100.071234][ T2114] RAX: 00000000ffffffa6 RBX: ff1100000d57cc80 RCX: 1ff400000038fdf0 [ 100.071437][ T2114] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d57cd3c [ 100.071642][ T2114] RBP: ff1100000e8fc000 R08: 1fe2200001aaf9a9 R09: ff1100000ffcd158 [ 100.071848][ T2114] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 100.072043][ T2114] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bbd4040 [ 100.072244][ T2114] FS: 00007fe9541e5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 100.072483][ T2114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.072679][ T2114] CR2: 00000000004ebb28 CR3: 000000000ebea003 CR4: 0000000000771ef0 [ 100.072881][ T2114] PKRU: 55555554 [ 100.072978][ T2114] Call Trace: [ 100.073075][ T2114] [ 100.073146][ T2114] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 100.073279][ T2114] ? notifier_call_chain (kernel/notifier.c:85) [ 100.073450][ T2114] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 100.073555][ T2114] netif_state_change (net/core/dev.c:1605) [ 100.073693][ T2114] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 100.073864][ T2114] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 100.074029][ T2114] linkwatch_sync_dev (net/core/link_watch.c:295) [ 100.074161][ T2114] rtnl_getlink (net/core/rtnetlink.c:4273) [ 100.074293][ T2114] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.074437][ T2114] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.074571][ T2114] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 100.074716][ T2114] ? mark_usage (kernel/locking/lockdep.c:4674) [ 100.074848][ T2114] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.074982][ T2114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.075131][ T2114] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.075260][ T2114] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.075400][ T2114] ? mark_usage (kernel/locking/lockdep.c:4674) [ 100.075533][ T2114] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.075669][ T2114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.075809][ T2114] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.075940][ T2114] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 100.076070][ T2114] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 100.076201][ T2114] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.076332][ T2114] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.076470][ T2114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.076610][ T2114] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.076745][ T2114] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.076880][ T2114] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 100.077011][ T2114] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.077147][ T2114] ? netlink_ack (./include/linux/skbuff.h:2718) [ 100.077284][ T2114] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 100.077420][ T2114] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 100.077557][ T2114] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 100.077695][ T2114] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 100.077832][ T2114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.077965][ T2114] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 100.078097][ T2114] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 100.078228][ T2114] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 100.078366][ T2114] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 100.078502][ T2114] ? copy_msghdr_from_user (net/socket.c:2635) [ 100.078638][ T2114] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 100.078811][ T2114] ? move_addr_to_kernel (net/socket.c:258) [ 100.078941][ T2114] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 100.079075][ T2114] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 100.079238][ T2114] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 100.079374][ T2114] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 100.079542][ T2114] ___sys_sendmsg (net/socket.c:2752) [ 100.079679][ T2114] ? copy_msghdr_from_user (net/socket.c:2603) [ 100.079816][ T2114] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.079960][ T2114] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 100.080091][ T2114] ? do_getsockname (net/socket.c:2192) [ 100.080225][ T2114] __sys_sendmsg (net/socket.c:2784) [ 100.080363][ T2114] ? __sys_sendmsg_sock (net/socket.c:2765) [ 100.080511][ T2114] ? __sys_getsockname (net/socket.c:2210) [ 100.080648][ T2114] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.080787][ T2114] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 100.080919][ T2114] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 100.081049][ T2114] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 100.081180][ T2114] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 100.081345][ T2114] RIP: 0033:0x7fe95441f08e [ 100.081493][ T2114] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 100.082000][ T2114] RSP: 002b:00007fff3a021400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 100.082202][ T2114] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe95441f08e [ 100.082407][ T2114] RDX: 0000000000000000 RSI: 00007fff3a0214b0 RDI: 0000000000000006 [ 100.082612][ T2114] RBP: 00007fff3a021410 R08: 0000000000000000 R09: 0000000000000000 [ 100.082809][ T2114] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 100.083008][ T2114] R13: 00007fff3a021560 R14: 000000000000000d R15: 00007fff3a02287a | [ 100.193704][ T2117] ------------[ cut here ]------------ | [ 100.193948][ T2117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2117 | [ 100.194288][ T2117] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.194928][ T2117] Tainted: [W]=WARN [ 100.195088][ T2117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.195318][ T2117] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.195571][ T2117] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.196158][ T2117] RSP: 0018:ffa0000001c9efd0 EFLAGS: 00010286 [ 100.196405][ T2117] RAX: 00000000ffffffa6 RBX: ff110000128a1a80 RCX: 1ff4000000393dc0 [ 100.196685][ T2117] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1b3c [ 100.196958][ T2117] RBP: ff110000104a2000 R08: 1fe2200002514369 R09: ff11000005a7ae80 [ 100.197221][ T2117] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 100.197499][ T2117] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104a2e44 [ 100.197784][ T2117] FS: 00007fa96b36e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 100.198088][ T2117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.198339][ T2117] CR2: 00007fa96b648cb0 CR3: 00000000095c2006 CR4: 0000000000771ef0 [ 100.198631][ T2117] PKRU: 55555554 [ 100.198809][ T2117] Call Trace: [ 100.198968][ T2117] [ 100.199095][ T2117] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 100.199295][ T2117] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 100.199510][ T2117] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 100.199683][ T2117] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 100.199892][ T2117] __dev_notify_flags (net/core/dev.c:9787) [ 100.200092][ T2117] ? notifier_call_chain (kernel/notifier.c:85) [ 100.200336][ T2117] ? netif_change_name (net/core/dev.c:1495) [ 100.200548][ T2117] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 100.200759][ T2117] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 100.200960][ T2117] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 100.201160][ T2117] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 100.201377][ T2117] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 100.201579][ T2117] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 100.201797][ T2117] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 100.201993][ T2117] ? nla_strscpy (lib/nlattr.c:795) [ 100.202207][ T2117] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 100.202421][ T2117] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 100.202622][ T2117] ? __dev_get_by_name (net/core/dev.c:883) [ 100.202823][ T2117] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 100.203024][ T2117] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 100.203224][ T2117] rtnl_newlink (net/core/rtnetlink.c:4150) [ 100.203435][ T2117] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.203653][ T2117] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.203861][ T2117] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.204054][ T2117] ? mark_usage (kernel/locking/lockdep.c:4674) [ 100.204249][ T2117] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.204462][ T2117] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.204672][ T2117] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.204879][ T2117] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 100.205075][ T2117] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.205272][ T2117] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.205484][ T2117] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.205691][ T2117] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.205892][ T2117] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.206090][ T2117] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 100.206289][ T2117] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.206505][ T2117] ? netlink_ack (./include/linux/skbuff.h:2718) [ 100.206724][ T2117] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 100.206921][ T2117] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 100.207120][ T2117] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 100.207319][ T2117] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 100.207529][ T2117] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.207748][ T2117] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 100.207947][ T2117] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 100.208143][ T2117] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 100.208343][ T2117] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 100.208553][ T2117] ? copy_msghdr_from_user (net/socket.c:2635) [ 100.208763][ T2117] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 100.208994][ T2117] ? move_addr_to_kernel (net/socket.c:258) [ 100.209195][ T2117] ___sys_sendmsg (net/socket.c:2752) [ 100.209403][ T2117] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.209605][ T2117] ? copy_msghdr_from_user (net/socket.c:2603) [ 100.209822][ T2117] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 100.210022][ T2117] __sys_sendmsg (net/socket.c:2784) [ 100.210221][ T2117] ? __sys_sendmsg_sock (net/socket.c:2765) [ 100.210443][ T2117] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.210732][ T2117] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.211015][ T2117] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 100.211294][ T2117] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 100.211592][ T2117] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 100.211890][ T2117] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 100.212229][ T2117] RIP: 0033:0x7fa96b5a808e [ 100.212544][ T2117] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 100.213421][ T2117] RSP: 002b:00007ffc3638a400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 100.213786][ T2117] RAX: ffffffffffffffda RBX: 00007ffc3638abb0 RCX: 00007fa96b5a808e [ 100.214166][ T2117] RDX: 0000000000000000 RSI: 00007ffc3638a4b0 RDI: 0000000000000005 [ 100.214578][ T2117] RBP: 00007ffc3638a410 R08: 0000000000000000 R09: 0000000000000000 [ 100.214951][ T2117] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 100.215327][ T2117] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3638ab80 | [ 100.264184][ T2118] ------------[ cut here ]------------ | [ 100.264459][ T2118] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2118 | [ 100.264938][ T2118] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.265713][ T2118] Tainted: [W]=WARN [ 100.265891][ T2118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.266182][ T2118] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.266506][ T2118] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.267325][ T2118] RSP: 0018:ffa0000001caefd0 EFLAGS: 00010286 [ 100.267628][ T2118] RAX: 00000000ffffffa6 RBX: ff1100000b31d000 RCX: 1ff4000000395dc0 [ 100.267978][ T2118] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d0bc [ 100.268316][ T2118] RBP: ff1100000fd3a000 R08: 1fe2200001663a19 R09: ff1100000fe8ae80 [ 100.268668][ T2118] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 100.269024][ T2118] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd3ae44 [ 100.269377][ T2118] FS: 00007f0ffc312840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 100.269802][ T2118] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.270091][ T2118] CR2: 00007f0ffc50b460 CR3: 000000000ef02005 CR4: 0000000000771ef0 [ 100.270451][ T2118] PKRU: 55555554 [ 100.270629][ T2118] Call Trace: [ 100.270808][ T2118] [ 100.270925][ T2118] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 100.271155][ T2118] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 100.271401][ T2118] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 100.271574][ T2118] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 100.271814][ T2118] __dev_notify_flags (net/core/dev.c:9787) [ 100.272048][ T2118] ? notifier_call_chain (kernel/notifier.c:85) [ 100.272280][ T2118] ? netif_change_name (net/core/dev.c:1495) [ 100.272520][ T2118] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 100.272762][ T2118] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 100.272992][ T2118] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 100.273234][ T2118] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 100.273488][ T2118] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 100.273725][ T2118] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 100.273957][ T2118] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 100.274187][ T2118] ? nla_strscpy (lib/nlattr.c:795) [ 100.274428][ T2118] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 100.274668][ T2118] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 100.274900][ T2118] ? __dev_get_by_name (net/core/dev.c:883) [ 100.275130][ T2118] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 100.275385][ T2118] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 100.275631][ T2118] rtnl_newlink (net/core/rtnetlink.c:4150) [ 100.275871][ T2118] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.276102][ T2118] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.276334][ T2118] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.276571][ T2118] ? mark_usage (kernel/locking/lockdep.c:4674) [ 100.276807][ T2118] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.277048][ T2118] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.277280][ T2118] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.277525][ T2118] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 100.277796][ T2118] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.278037][ T2118] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.278273][ T2118] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.278522][ T2118] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.278760][ T2118] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.278999][ T2118] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 100.279232][ T2118] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.279477][ T2118] ? netlink_ack (./include/linux/skbuff.h:2718) [ 100.280045][ T2118] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 100.280279][ T2118] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 100.280525][ T2118] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 100.280766][ T2118] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 100.280997][ T2118] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.281230][ T2118] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 100.281476][ T2118] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 100.281720][ T2118] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 100.281960][ T2118] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 100.282196][ T2118] ? copy_msghdr_from_user (net/socket.c:2635) [ 100.282441][ T2118] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 100.282742][ T2118] ? move_addr_to_kernel (net/socket.c:258) [ 100.282991][ T2118] ___sys_sendmsg (net/socket.c:2752) [ 100.283226][ T2118] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.283481][ T2118] ? copy_msghdr_from_user (net/socket.c:2603) [ 100.283752][ T2118] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 100.283991][ T2118] __sys_sendmsg (net/socket.c:2784) [ 100.284226][ T2118] ? __sys_sendmsg_sock (net/socket.c:2765) [ 100.284480][ T2118] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.284722][ T2118] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.284960][ T2118] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 100.285199][ T2118] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 100.285441][ T2118] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 100.285678][ T2118] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 100.285977][ T2118] RIP: 0033:0x7f0ffc54c08e [ 100.286221][ T2118] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 100.287078][ T2118] RSP: 002b:00007ffc4f09a610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 100.287442][ T2118] RAX: ffffffffffffffda RBX: 00007ffc4f09adc0 RCX: 00007f0ffc54c08e [ 100.287800][ T2118] RDX: 0000000000000000 RSI: 00007ffc4f09a6c0 RDI: 0000000000000005 [ 100.288152][ T2118] RBP: 00007ffc4f09a620 R08: 0000000000000000 R09: 0000000000000000 [ 100.288514][ T2118] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 100.288870][ T2118] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4f09ad90 | [ 100.330136][ T2119] ------------[ cut here ]------------ | [ 100.330317][ T2119] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2119 | [ 100.330594][ T2119] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.331058][ T2119] Tainted: [W]=WARN [ 100.331157][ T2119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.331324][ T2119] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.331508][ T2119] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.332236][ T2119] RSP: 0018:ffa0000001cbf020 EFLAGS: 00010286 [ 100.332533][ T2119] RAX: 00000000ffffffa6 RBX: ff1100000b236040 RCX: 1ff4000000397dca [ 100.332867][ T2119] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2360fc [ 100.333095][ T2119] RBP: ff110000104a2000 R08: 1fe2200001646c21 R09: ff1100000fe88b58 [ 100.333329][ T2119] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 100.333539][ T2119] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 100.333762][ T2119] FS: 00007f8f864ef840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 100.333996][ T2119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.334163][ T2119] CR2: 000000001e187988 CR3: 000000000ebea001 CR4: 0000000000771ef0 [ 100.334371][ T2119] PKRU: 55555554 [ 100.334475][ T2119] Call Trace: [ 100.334575][ T2119] [ 100.334651][ T2119] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 100.334801][ T2119] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 100.334905][ T2119] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 100.335037][ T2119] __dev_notify_flags (net/core/dev.c:9787) [ 100.335171][ T2119] ? netif_change_name (net/core/dev.c:1495) [ 100.335304][ T2119] ? __dev_change_flags (net/core/dev.c:9752) [ 100.335449][ T2119] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 100.335610][ T2119] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.335750][ T2119] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 100.335888][ T2119] netif_change_flags (net/core/dev.c:9820) [ 100.336041][ T2119] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 100.336252][ T2119] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 100.336479][ T2119] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 100.336687][ T2119] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 100.336899][ T2119] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 100.337080][ T2119] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.337271][ T2119] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 100.337487][ T2119] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 100.337692][ T2119] ? __kernel_text_address (kernel/extable.c:79) [ 100.337902][ T2119] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.338114][ T2119] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.338320][ T2119] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 100.338538][ T2119] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.338740][ T2119] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.338881][ T2119] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.339032][ T2119] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.339239][ T2119] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 100.339463][ T2119] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 100.339671][ T2119] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 100.339882][ T2119] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 100.340093][ T2119] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 100.340310][ T2119] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 100.340539][ T2119] rtnl_newlink (net/core/rtnetlink.c:4150) [ 100.340770][ T2119] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.340982][ T2119] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.341201][ T2119] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.341423][ T2119] ? mark_usage (kernel/locking/lockdep.c:4674) [ 100.341639][ T2119] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.341864][ T2119] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.342079][ T2119] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.342294][ T2119] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.342520][ T2119] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.342740][ T2119] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.342952][ T2119] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 100.343166][ T2119] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.343389][ T2119] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.343605][ T2119] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.343826][ T2119] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.344036][ T2119] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.344245][ T2119] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 100.344469][ T2119] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.344680][ T2119] ? netlink_ack (./include/linux/skbuff.h:2718) [ 100.344906][ T2119] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 100.345124][ T2119] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 100.345335][ T2119] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 100.345562][ T2119] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 100.345777][ T2119] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.345991][ T2119] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 100.346199][ T2119] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 100.346417][ T2119] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 100.346631][ T2119] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 100.346839][ T2119] ? copy_msghdr_from_user (net/socket.c:2635) [ 100.347049][ T2119] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 100.347307][ T2119] ? move_addr_to_kernel (net/socket.c:258) [ 100.347536][ T2119] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 100.347748][ T2119] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.347957][ T2119] ___sys_sendmsg (net/socket.c:2752) [ 100.348159][ T2119] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 100.348426][ T2119] ? copy_msghdr_from_user (net/socket.c:2603) [ 100.348666][ T2119] __sys_sendmsg (net/socket.c:2784) [ 100.348885][ T2119] ? __sys_sendmsg_sock (net/socket.c:2765) [ 100.349089][ T2119] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 100.349362][ T2119] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 100.349570][ T2119] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.349782][ T2119] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 100.349992][ T2119] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 100.350204][ T2119] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 100.350420][ T2119] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 100.350681][ T2119] RIP: 0033:0x7f8f8672908e [ 100.350905][ T2119] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 100.351673][ T2119] RSP: 002b:00007fff5d39f5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 100.351993][ T2119] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f8672908e [ 100.352304][ T2119] RDX: 0000000000000000 RSI: 00007fff5d39f680 RDI: 0000000000000005 [ 100.352632][ T2119] RBP: 00007fff5d39f5e0 R08: 0000000000000000 R09: 0000000000000000 [ 100.352951][ T2119] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 100.353260][ T2119] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5d39fd50 | [ 100.415682][ T2120] ------------[ cut here ]------------ | [ 100.416016][ T2120] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2120 | [ 100.416558][ T2120] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.417401][ T2120] Tainted: [W]=WARN [ 100.417620][ T2120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.417961][ T2120] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.418313][ T2120] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.419737][ T2120] RSP: 0018:ffa0000001ccf020 EFLAGS: 00010286 [ 100.420093][ T2120] RAX: 00000000ffffffa6 RBX: ff1100000fb2ee40 RCX: 1ff4000000399dca [ 100.420493][ T2120] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eefc [ 100.420864][ T2120] RBP: ff1100000fd3a000 R08: 1fe2200001f65de1 R09: ff1100000a0aae58 [ 100.421235][ T2120] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 100.421638][ T2120] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 100.422036][ T2120] FS: 00007f3248b5e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 100.422494][ T2120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.422830][ T2120] CR2: 0000000022d74988 CR3: 000000000ef02004 CR4: 0000000000771ef0 [ 100.423212][ T2120] PKRU: 55555554 [ 100.423445][ T2120] Call Trace: [ 100.423659][ T2120] [ 100.423840][ T2120] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 100.424118][ T2120] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 100.424339][ T2120] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 100.424626][ T2120] __dev_notify_flags (net/core/dev.c:9787) [ 100.424913][ T2120] ? netif_change_name (net/core/dev.c:1495) [ 100.425184][ T2120] ? __dev_change_flags (net/core/dev.c:9752) [ 100.425469][ T2120] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 100.425745][ T2120] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.426018][ T2120] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 100.426289][ T2120] netif_change_flags (net/core/dev.c:9820) [ 100.426582][ T2120] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 100.426869][ T2120] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 100.427149][ T2120] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 100.427439][ T2120] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 100.427771][ T2120] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 100.428040][ T2120] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.428312][ T2120] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 100.428598][ T2120] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 100.428883][ T2120] ? __kernel_text_address (kernel/extable.c:79) [ 100.429157][ T2120] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.429449][ T2120] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.429734][ T2120] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 100.430010][ T2120] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.430298][ T2120] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.430585][ T2120] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.430867][ T2120] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.431145][ T2120] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 100.431438][ T2120] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 100.431712][ T2120] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 100.431988][ T2120] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 100.432260][ T2120] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 100.432557][ T2120] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 100.432842][ T2120] rtnl_newlink (net/core/rtnetlink.c:4150) [ 100.433121][ T2120] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.433414][ T2120] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.433684][ T2120] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.433965][ T2120] ? mark_usage (kernel/locking/lockdep.c:4674) [ 100.434238][ T2120] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.434505][ T2120] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.434728][ T2120] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.434920][ T2120] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.435111][ T2120] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.435306][ T2120] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 100.435510][ T2120] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 100.435725][ T2120] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.435928][ T2120] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.436116][ T2120] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.436308][ T2120] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.436506][ T2120] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.436721][ T2120] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 100.436912][ T2120] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.437110][ T2120] ? netlink_ack (./include/linux/skbuff.h:2718) [ 100.437307][ T2120] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 100.437507][ T2120] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 100.437757][ T2120] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 100.438034][ T2120] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 100.438313][ T2120] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.438610][ T2120] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 100.438897][ T2120] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 100.439174][ T2120] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 100.439454][ T2120] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 100.439657][ T2120] ? copy_msghdr_from_user (net/socket.c:2635) [ 100.439853][ T2120] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 100.440073][ T2120] ? move_addr_to_kernel (net/socket.c:258) [ 100.440263][ T2120] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 100.440469][ T2120] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.440673][ T2120] ___sys_sendmsg (net/socket.c:2752) [ 100.440870][ T2120] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 100.441094][ T2120] ? copy_msghdr_from_user (net/socket.c:2603) [ 100.441295][ T2120] __sys_sendmsg (net/socket.c:2784) [ 100.441501][ T2120] ? __sys_sendmsg_sock (net/socket.c:2765) [ 100.441741][ T2120] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 100.442074][ T2120] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 100.442365][ T2120] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.442644][ T2120] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 100.442923][ T2120] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 100.443202][ T2120] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 100.443435][ T2120] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 100.443671][ T2120] RIP: 0033:0x7f3248d9808e [ 100.443875][ T2120] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 100.444429][ T2120] RSP: 002b:00007ffcbec0df60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 100.444710][ T2120] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3248d9808e [ 100.444966][ T2120] RDX: 0000000000000000 RSI: 00007ffcbec0e010 RDI: 0000000000000005 [ 100.445225][ T2120] RBP: 00007ffcbec0df70 R08: 0000000000000000 R09: 0000000000000000 [ 100.445498][ T2120] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016 [ 100.445832][ T2120] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbec0e6e0 | [ 100.872112][ T12] ------------[ cut here ]------------ | [ 100.872379][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 100.872816][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.873557][ T12] Tainted: [W]=WARN [ 100.873716][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.873974][ T12] Workqueue: netns cleanup_net [ 100.874177][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.874441][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.875163][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 100.875421][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecd1c0 RCX: 1ff4000000018ec7 [ 100.875718][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd27c [ 100.876014][ T12] RBP: ff110000104a2000 R08: 1fe2200001dd9a51 R09: ff11000001aed1d0 [ 100.876317][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 100.876621][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 100.876916][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 100.877256][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.877520][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 100.877821][ T12] PKRU: 55555554 [ 100.877969][ T12] Call Trace: [ 100.878116][ T12] [ 100.878217][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 100.878426][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 100.878579][ T12] netif_close_many (net/core/dev.c:1804) [ 100.878787][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 100.878986][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 100.879225][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 100.879471][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 100.879669][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 100.879916][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 100.880119][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 100.880321][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.880529][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.880731][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 100.880933][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.881137][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 100.881341][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 100.881546][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.881755][ T12] cleanup_net (net/core/net_namespace.c:702) [ 100.881956][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 100.882157][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 100.882369][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.882570][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.882774][ T12] process_one_work (kernel/workqueue.c:3314) [ 100.882967][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 100.883164][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.883380][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 100.883585][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 100.883792][ T12] kthread (kernel/kthread.c:436) [ 100.883946][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 100.884193][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.884396][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 100.884634][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 100.884878][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 100.885073][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.885273][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.889295][ T12] ------------[ cut here ]------------ | [ 100.889750][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 100.890134][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.890890][ T12] Tainted: [W]=WARN [ 100.891036][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.891276][ T12] Workqueue: netns cleanup_net [ 100.891489][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.891745][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.892580][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 100.892831][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33700 RCX: 1ff4000000018eed [ 100.893245][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce337bc [ 100.893539][ T12] RBP: ff110000137f1000 R08: 1fe22000019c66f9 R09: ff11000001aed1d0 [ 100.893962][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 100.894246][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 100.894544][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 100.895020][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.895263][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 100.895562][ T12] PKRU: 55555554 [ 100.895713][ T12] Call Trace: [ 100.895858][ T12] [ 100.895959][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 100.896203][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 100.896446][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 100.896635][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 100.896830][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.897020][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 100.897236][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.897436][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 100.897634][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 100.897824][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.898014][ T12] cleanup_net (net/core/net_namespace.c:702) [ 100.898587][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 100.898777][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 100.898967][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.899151][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.899355][ T12] process_one_work (kernel/workqueue.c:3314) [ 100.899679][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 100.899875][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.900081][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 100.900543][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 100.900738][ T12] kthread (kernel/kthread.c:436) [ 100.900876][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 100.901227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.901429][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 100.901623][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 100.901867][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 100.902052][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.902370][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.905874][ T12] ------------[ cut here ]------------ | [ 100.906052][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 100.906341][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.907709][ T12] Tainted: [W]=WARN [ 100.907938][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.908319][ T12] Workqueue: netns cleanup_net [ 100.908629][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.908949][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.909555][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 100.909820][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a040 RCX: 1ff4000000018eed [ 100.910051][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a0fc [ 100.910298][ T12] RBP: ff1100000ef49000 R08: 1fe22000018af421 R09: ff11000001aed1d0 [ 100.910550][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 100.910801][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 100.911045][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 100.911313][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.911534][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 100.911788][ T12] PKRU: 55555554 [ 100.911933][ T12] Call Trace: [ 100.912080][ T12] [ 100.912195][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 100.912427][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 100.912808][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 100.913122][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 100.913463][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.913782][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 100.914099][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.914434][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 100.914759][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 100.915076][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.915419][ T12] cleanup_net (net/core/net_namespace.c:702) [ 100.915744][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 100.916064][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 100.916403][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.916726][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.917049][ T12] process_one_work (kernel/workqueue.c:3314) [ 100.917389][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 100.917704][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.918031][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 100.918376][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 100.918677][ T12] kthread (kernel/kthread.c:436) [ 100.918938][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 100.919318][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.919653][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 100.919990][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 100.920385][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 100.920710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.921021][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.929035][ T12] ------------[ cut here ]------------ | [ 100.929221][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 100.930338][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.931102][ T12] Tainted: [W]=WARN [ 100.931294][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.931559][ T12] Workqueue: netns cleanup_net [ 100.931816][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.932077][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.932635][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 100.932893][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636e40 RCX: 1ff4000000018eed [ 100.933173][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636efc [ 100.933464][ T12] RBP: ff11000012901000 R08: 1fe22000016c6de1 R09: ff11000001aed1d0 [ 100.933760][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 100.934035][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 100.934317][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 100.934648][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.934907][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 100.935185][ T12] PKRU: 55555554 [ 100.935388][ T12] Call Trace: [ 100.935581][ T12] [ 100.935759][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 100.936016][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 100.936268][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 100.936506][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 100.936778][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.936996][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 100.937216][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.937485][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 100.937732][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 100.937954][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.938212][ T12] cleanup_net (net/core/net_namespace.c:702) [ 100.938483][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 100.938727][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 100.938950][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.939167][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.939403][ T12] process_one_work (kernel/workqueue.c:3314) [ 100.939629][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 100.939805][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.939985][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 100.940163][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 100.940334][ T12] kthread (kernel/kthread.c:436) [ 100.940493][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 100.940717][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.940893][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 100.941069][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 100.941304][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 100.941495][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.941682][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.944315][ T12] ------------[ cut here ]------------ | [ 100.944504][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 100.944801][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.945326][ T12] Tainted: [W]=WARN [ 100.945724][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.946097][ T12] Workqueue: netns cleanup_net [ 100.946392][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.946665][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.947204][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 100.947468][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637380 RCX: 1ff4000000018eed [ 100.947777][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63743c [ 100.948084][ T12] RBP: ff1100000fe64000 R08: 1fe22000016c6e89 R09: ff11000001aed1d0 [ 100.948591][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 100.948995][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 100.949310][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 100.949589][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.949881][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 100.950191][ T12] PKRU: 55555554 [ 100.950331][ T12] Call Trace: [ 100.950488][ T12] [ 100.950689][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 100.950983][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 100.951185][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 100.951390][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 100.951570][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.951760][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 100.951938][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.952196][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 100.952388][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 100.952607][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.952800][ T12] cleanup_net (net/core/net_namespace.c:702) [ 100.953013][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 100.953185][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 100.953405][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.953580][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.953807][ T12] process_one_work (kernel/workqueue.c:3314) [ 100.954063][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 100.954238][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.954432][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 100.954619][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 100.954803][ T12] kthread (kernel/kthread.c:436) [ 100.954947][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 100.955152][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.955328][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 100.955678][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 100.955898][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 100.956072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.956248][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.959821][ T12] ------------[ cut here ]------------ | [ 100.959994][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 100.960280][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.960860][ T12] Tainted: [W]=WARN [ 100.961003][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.961205][ T12] Workqueue: netns cleanup_net [ 100.961457][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.961809][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.962659][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 100.963084][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff4000000018eed [ 100.963569][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 100.964048][ T12] RBP: ff11000010639000 R08: 1fe22000017a4fd9 R09: ff11000001aed1d0 [ 100.964484][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 100.964916][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 100.965338][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 100.965913][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.966297][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 100.966737][ T12] PKRU: 55555554 [ 100.967025][ T12] Call Trace: [ 100.967316][ T12] [ 100.967573][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 100.967963][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 100.968332][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 100.968673][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 100.969014][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.969335][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 100.969761][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.970040][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 100.970372][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 100.970706][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.971042][ T12] cleanup_net (net/core/net_namespace.c:702) [ 100.971394][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 100.971734][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 100.972054][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.972401][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.972732][ T12] process_one_work (kernel/workqueue.c:3314) [ 100.973195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 100.973527][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.973989][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 100.974441][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 100.974782][ T12] kthread (kernel/kthread.c:436) [ 100.975064][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 100.975458][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.975788][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 100.976124][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 100.976605][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 100.977035][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.977459][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.988737][ T12] ------------[ cut here ]------------ | [ 100.988869][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 100.989119][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.989566][ T12] Tainted: [W]=WARN [ 100.989663][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.989825][ T12] Workqueue: netns cleanup_net [ 100.989952][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.990111][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 100.990548][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 100.990712][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27540 RCX: 1ff4000000018eed [ 100.990892][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd275fc [ 100.991068][ T12] RBP: ff1100000bc84000 R08: 1fe22000017a4ec1 R09: ff11000001aed1d0 [ 100.991263][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 100.991447][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 100.991646][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 100.991862][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.992013][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 100.992224][ T12] PKRU: 55555554 [ 100.992318][ T12] Call Trace: [ 100.992416][ T12] [ 100.992485][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 100.992663][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 100.992824][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 100.992957][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 100.993089][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.993210][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 100.993335][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 100.993464][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 100.993597][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 100.993728][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.993853][ T12] cleanup_net (net/core/net_namespace.c:702) [ 100.993978][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 100.994105][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 100.994229][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.994368][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.994494][ T12] process_one_work (kernel/workqueue.c:3314) [ 100.994629][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 100.994760][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.994888][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 100.995016][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 100.995145][ T12] kthread (kernel/kthread.c:436) [ 100.995236][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 100.995405][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.995534][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 100.995668][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 100.995825][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 100.995946][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 100.996067][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 100.998413][ T12] ------------[ cut here ]------------ | [ 100.998540][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 100.998799][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 100.999231][ T12] Tainted: [W]=WARN [ 100.999326][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.999485][ T12] Workqueue: netns cleanup_net [ 100.999619][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 100.999785][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.000218][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.000376][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff4000000018eed [ 101.000569][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 101.000840][ T12] RBP: ff1100000d974000 R08: 1fe2200001f65fd9 R09: ff11000001aed1d0 [ 101.001028][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.001291][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.001486][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.001713][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.001868][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.002208][ T12] PKRU: 55555554 [ 101.002304][ T12] Call Trace: [ 101.002400][ T12] [ 101.002467][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.002630][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.002788][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.002923][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.003047][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.003176][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.003301][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.003439][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.003570][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.003709][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.003839][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.003972][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.004096][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.004229][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.004356][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.004487][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.004620][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.004749][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.004875][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.005001][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.005124][ T12] kthread (kernel/kthread.c:436) [ 101.005214][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.005375][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.005504][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.005631][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.005794][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.005915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.006036][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.008955][ T12] ------------[ cut here ]------------ | [ 101.009077][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.009311][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.009769][ T12] Tainted: [W]=WARN [ 101.009859][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.010083][ T12] Workqueue: netns cleanup_net [ 101.010209][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.010368][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.010886][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.011114][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa291c0 RCX: 1ff4000000018eed [ 101.011292][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2927c [ 101.011481][ T12] RBP: ff1100000e064000 R08: 1fe2200001f45251 R09: ff11000001aed1d0 [ 101.011748][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.011928][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.012112][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.012399][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.012566][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.012838][ T12] PKRU: 55555554 [ 101.012928][ T12] Call Trace: [ 101.013019][ T12] [ 101.013082][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.013239][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.013469][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.013594][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.013726][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.013849][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.014043][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.014163][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.014287][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.014419][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.014620][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.014752][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.014875][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.014997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.015190][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.015317][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.015447][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.015589][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.015793][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.015919][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.016046][ T12] kthread (kernel/kthread.c:436) [ 101.016141][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.016387][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.016585][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.016742][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.016984][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.017176][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.017354][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.020865][ T12] ------------[ cut here ]------------ | [ 101.021176][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.021584][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.022264][ T12] Tainted: [W]=WARN [ 101.022422][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.022658][ T12] Workqueue: netns cleanup_net [ 101.022998][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.023245][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.024225][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.024473][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29a80 RCX: 1ff4000000018eed [ 101.024751][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29b3c [ 101.025032][ T12] RBP: ff110000128bc000 R08: 1fe2200001f45369 R09: ff11000001aed1d0 [ 101.025315][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.025603][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.025896][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.026229][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.026469][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.026756][ T12] PKRU: 55555554 [ 101.026892][ T12] Call Trace: [ 101.027028][ T12] [ 101.027123][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.027375][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.027616][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.028061][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.028280][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.028484][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.028673][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.029117][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.029314][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.029507][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.029702][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.030129][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.030315][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.030512][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.030706][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.031025][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.031355][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.031546][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.031758][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.032084][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.032268][ T12] kthread (kernel/kthread.c:436) [ 101.032412][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.032644][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.032960][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.033152][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.033397][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.033584][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.034042][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.039626][ T12] ------------[ cut here ]------------ | [ 101.039821][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.040188][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.040900][ T12] Tainted: [W]=WARN [ 101.041040][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.041273][ T12] Workqueue: netns cleanup_net [ 101.041489][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.041753][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.042442][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.042685][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff4000000018eed [ 101.042978][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 101.043392][ T12] RBP: ff110000104a2000 R08: 1fe2200001f45219 R09: ff11000001aed1d0 [ 101.043668][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.044089][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.044383][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.044842][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.045077][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.045499][ T12] PKRU: 55555554 [ 101.045643][ T12] Call Trace: [ 101.045793][ T12] [ 101.045896][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.046136][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.046372][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.046562][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.046769][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.046961][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.047154][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.047354][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.047549][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.047747][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.047936][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.048125][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.048313][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.048514][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.048710][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.048903][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.049105][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.049299][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.049507][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.049838][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.050030][ T12] kthread (kernel/kthread.c:436) [ 101.050173][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.050419][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.050608][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.050807][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.051047][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.051237][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.051438][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.094038][ T12] ------------[ cut here ]------------ | [ 101.094203][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.094472][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.094947][ T12] Tainted: [W]=WARN [ 101.095045][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.095205][ T12] Workqueue: netns cleanup_net [ 101.095338][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.095509][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.095984][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 101.096144][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29e00 RCX: 1ff4000000018eaf [ 101.096332][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29ebc [ 101.096529][ T12] RBP: ff1100000f87c000 R08: 1fe2200001f453d9 R09: ff11000001aed1d0 [ 101.096729][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 101.096920][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8fc000 [ 101.097112][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.097341][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.097507][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.097708][ T12] PKRU: 55555554 [ 101.097803][ T12] Call Trace: [ 101.097900][ T12] [ 101.097968][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.098104][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.098205][ T12] netif_close_many (net/core/dev.c:1804) [ 101.098337][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.098495][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.098633][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.098769][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 101.098896][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 101.099056][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 101.099244][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.099383][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.099545][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.099679][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.099813][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 101.099973][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 101.100105][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 101.100234][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.100367][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 101.100503][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 101.100650][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 101.100792][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.100919][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.101051][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.101180][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.101306][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.101440][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.101573][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.101714][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.101852][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.101980][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.102113][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.102244][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.102378][ T12] kthread (kernel/kthread.c:436) [ 101.102476][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.102646][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.102797][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.102925][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.103084][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.103211][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.103339][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.105672][ T12] ------------[ cut here ]------------ | [ 101.105807][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.106057][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.106555][ T12] Tainted: [W]=WARN [ 101.106661][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.106830][ T12] Workqueue: netns cleanup_net [ 101.106965][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.107137][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.107610][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 101.107871][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186200 RCX: 1ff4000000018eaf [ 101.108175][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1862bc [ 101.108487][ T12] RBP: ff1100000e8fc000 R08: 1fe2200001430c59 R09: ff11000001aed1d0 [ 101.108799][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 101.109105][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 101.109420][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.109783][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.110042][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.110312][ T12] PKRU: 55555554 [ 101.110415][ T12] Call Trace: [ 101.110512][ T12] [ 101.110581][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.110720][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 101.110849][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.110949][ T12] netif_close_many (net/core/dev.c:1804) [ 101.111078][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.111207][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.111333][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.111465][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 101.111602][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 101.111804][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 101.111966][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.112093][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.112254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.112386][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.112516][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 101.112682][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 101.112825][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 101.112954][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.113083][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 101.113214][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 101.113343][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 101.113481][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.113613][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.113750][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.113878][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.114004][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.114133][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.114261][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.114395][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.114527][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.114658][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.114797][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.114928][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.115057][ T12] kthread (kernel/kthread.c:436) [ 101.115153][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.115313][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.115446][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.115583][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.115756][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.115886][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.116014][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.118550][ T12] ------------[ cut here ]------------ | [ 101.118683][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.118926][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.120023][ T12] Tainted: [W]=WARN [ 101.120118][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.120320][ T12] Workqueue: netns cleanup_net [ 101.120530][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.120692][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.121136][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 101.121305][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985000 RCX: 1ff4000000018ed5 [ 101.121545][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9850bc [ 101.121742][ T12] RBP: ff1100000f87c000 R08: 1fe2200001930a19 R09: ff11000001aed1d0 [ 101.121926][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.122105][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.122296][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.122568][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.122737][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.122924][ T12] PKRU: 55555554 [ 101.123016][ T12] Call Trace: [ 101.123108][ T12] [ 101.123174][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.123342][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.123587][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.123717][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.123842][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 101.123998][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 101.124123][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.124247][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 101.124421][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 101.124551][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 101.124682][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.124812][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.124944][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.125069][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.125191][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.125318][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.125523][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.125656][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.125789][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.125912][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.126040][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.126167][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.126292][ T12] kthread (kernel/kthread.c:436) [ 101.126445][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.126607][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.126734][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.126857][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.127017][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.127146][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.127269][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.130533][ T12] ------------[ cut here ]------------ | [ 101.130681][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 101.130932][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.131450][ T12] Tainted: [W]=WARN [ 101.131553][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.131732][ T12] Workqueue: netns cleanup_net [ 101.131862][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.132020][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.132463][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 101.132653][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990ac0 RCX: 1ff4000000018ed5 [ 101.132930][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012990b7c [ 101.133111][ T12] RBP: ff1100000e8fc000 R08: 1fe2200002532171 R09: ff11000001aed1d0 [ 101.133303][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.133548][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.133800][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.134079][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.134238][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 101.134437][ T12] PKRU: 55555554 [ 101.134530][ T12] Call Trace: [ 101.134631][ T12] [ 101.134703][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.134860][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.135010][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.135140][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.135264][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 101.135432][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 101.135560][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.135691][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 101.135819][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 101.135943][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 101.136068][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.136189][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.136311][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.136441][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.136564][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.136702][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.136828][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.136951][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.137078][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.137221][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.137490][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.137743][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.137978][ T12] kthread (kernel/kthread.c:436) [ 101.138087][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.138239][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.138380][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.138503][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.138660][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.138800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.138924][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.141265][ T12] ------------[ cut here ]------------ | [ 101.141401][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 101.141661][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.142105][ T12] Tainted: [W]=WARN [ 101.142197][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.142358][ T12] Workqueue: netns cleanup_net [ 101.142487][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.142654][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.143106][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 101.143260][ T12] RAX: 00000000ffffffa6 RBX: ff110000129903c0 RCX: 1ff4000000018ed5 [ 101.143454][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299047c [ 101.143646][ T12] RBP: ff110000100bc000 R08: 1fe2200002532091 R09: ff11000001aed1d0 [ 101.143828][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.144008][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.144189][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.144411][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.144572][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 101.144763][ T12] PKRU: 55555554 [ 101.144853][ T12] Call Trace: [ 101.144948][ T12] [ 101.145012][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.145167][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.145322][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.145450][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.145574][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 101.145750][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 101.145878][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.146001][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 101.146123][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 101.146247][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 101.146379][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.146502][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.146631][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.146762][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.146882][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.147007][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.147128][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.147253][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.147383][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.147507][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.147639][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.147769][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.147892][ T12] kthread (kernel/kthread.c:436) [ 101.147984][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.148136][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.148260][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.148386][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.148542][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.148668][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.148796][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.188170][ T12] ------------[ cut here ]------------ | [ 101.188318][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 101.188587][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.189071][ T12] Tainted: [W]=WARN [ 101.189166][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.189321][ T12] Workqueue: netns cleanup_net [ 101.189455][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.189623][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.190082][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 101.190239][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414c80 RCX: 1ff4000000018ec7 [ 101.190440][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c414d3c [ 101.190630][ T12] RBP: ff1100000fd3a000 R08: 1fe22000018829a9 R09: ff11000001aed1d0 [ 101.190820][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 101.191007][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 101.191199][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.191427][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.191583][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.191786][ T12] PKRU: 55555554 [ 101.191878][ T12] Call Trace: [ 101.191970][ T12] [ 101.192035][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.192164][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.192260][ T12] netif_close_many (net/core/dev.c:1804) [ 101.192392][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 101.192518][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 101.192705][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 101.192866][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.192995][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.193149][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.193279][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.193411][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.193541][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.193684][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.193816][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.193945][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.194072][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.194198][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.194324][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.194455][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.194581][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.194711][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.194835][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.194961][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.195088][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.195214][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.195343][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.195478][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.195610][ T12] kthread (kernel/kthread.c:436) [ 101.195707][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.195861][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.195986][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.196113][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.196267][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.196451][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.196575][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.199531][ T12] ------------[ cut here ]------------ | [ 101.199740][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 101.199996][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.200443][ T12] Tainted: [W]=WARN [ 101.200533][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.200702][ T12] Workqueue: netns cleanup_net [ 101.200826][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.200979][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.201414][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.201564][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf503c0 RCX: 1ff4000000018eed [ 101.201760][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5047c [ 101.201937][ T12] RBP: ff1100000967c000 R08: 1fe22000019ea091 R09: ff11000001aed1d0 [ 101.202114][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.202290][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.202476][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.202691][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.202849][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.203035][ T12] PKRU: 55555554 [ 101.203124][ T12] Call Trace: [ 101.203215][ T12] [ 101.203278][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.203437][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.203591][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.203727][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.203852][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.203975][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.204099][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.204220][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.204341][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.204465][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.204592][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.204725][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.204850][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.204972][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.205092][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.205214][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.205340][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.205465][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.205597][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.205735][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.205855][ T12] kthread (kernel/kthread.c:436) [ 101.205947][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.206096][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.206220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.206352][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.206505][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.206628][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.206754][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.209312][ T12] ------------[ cut here ]------------ | [ 101.209501][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 101.209771][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.210298][ T12] Tainted: [W]=WARN [ 101.210408][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.210559][ T12] Workqueue: netns cleanup_net [ 101.210717][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.210885][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.211326][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.211487][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50c80 RCX: 1ff4000000018eed [ 101.211682][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50d3c [ 101.211867][ T12] RBP: ff1100000aa0c000 R08: 1fe22000019ea1a9 R09: ff11000001aed1d0 [ 101.212044][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.212229][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.212417][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.212636][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.212795][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.212991][ T12] PKRU: 55555554 [ 101.213080][ T12] Call Trace: [ 101.213169][ T12] [ 101.213232][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.213393][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.213553][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.213684][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.213812][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.213935][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.214079][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.214202][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.214342][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.214468][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.214597][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.214727][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.214846][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.214969][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.215087][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.215223][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.215477][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.215670][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.215900][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.216134][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.216339][ T12] kthread (kernel/kthread.c:436) [ 101.216521][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.216724][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.216844][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.216976][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.217131][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.217256][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.217448][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.220588][ T12] ------------[ cut here ]------------ | [ 101.220733][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 101.220977][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.221562][ T12] Tainted: [W]=WARN [ 101.221664][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.221822][ T12] Workqueue: netns cleanup_net [ 101.221953][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.222125][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.222601][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.222765][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ba80 RCX: 1ff4000000018eed [ 101.222953][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bb3c [ 101.223136][ T12] RBP: ff1100000fe61000 R08: 1fe22000004f1769 R09: ff11000001aed1d0 [ 101.223318][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.223506][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.223708][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.223921][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.224076][ T12] CR2: 00007f4e823d7430 CR3: 00000000094ea003 CR4: 0000000000771ef0 [ 101.224259][ T12] PKRU: 55555554 [ 101.224355][ T12] Call Trace: [ 101.224451][ T12] [ 101.224514][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.224675][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.224840][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.224968][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.225090][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.225218][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.225340][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.225475][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.225604][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.225730][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.225855][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.225978][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.226097][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.226221][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.226344][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.226479][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.226610][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.226740][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.226867][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.226998][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.227123][ T12] kthread (kernel/kthread.c:436) [ 101.227214][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.227376][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.227501][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.227633][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.227791][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.227924][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.228046][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.230165][ T12] ------------[ cut here ]------------ | [ 101.230288][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 101.230540][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.230995][ T12] Tainted: [W]=WARN [ 101.231086][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.231241][ T12] Workqueue: netns cleanup_net [ 101.231547][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.231724][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.232161][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.232317][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbfe00 RCX: 1ff4000000018eed [ 101.232523][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfebc [ 101.232728][ T12] RBP: ff11000008481000 R08: 1fe2200001f77fd9 R09: ff11000001aed1d0 [ 101.232909][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.233094][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.233287][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.233516][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.233678][ T12] CR2: 00007f4e823d7430 CR3: 00000000094ea003 CR4: 0000000000771ef0 [ 101.233869][ T12] PKRU: 55555554 [ 101.233960][ T12] Call Trace: [ 101.234051][ T12] [ 101.234121][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.234277][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.234436][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.234565][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.234702][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.234835][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.234961][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.235082][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.235206][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.235335][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.235469][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.235594][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.235734][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.235856][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.235977][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.236100][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.236225][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.236357][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.236491][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.236625][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.236754][ T12] kthread (kernel/kthread.c:436) [ 101.236854][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.237014][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.237135][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.237262][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.237428][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.237554][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.237681][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.239973][ T12] ------------[ cut here ]------------ | [ 101.240097][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 101.240331][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.240779][ T12] Tainted: [W]=WARN [ 101.240870][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.241023][ T12] Workqueue: netns cleanup_net [ 101.241148][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.241304][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.241752][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.241902][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf700 RCX: 1ff4000000018eed [ 101.242081][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf7bc [ 101.242259][ T12] RBP: ff1100000997c000 R08: 1fe2200001f77ef9 R09: ff11000001aed1d0 [ 101.242445][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.242629][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.242814][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.243024][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.243175][ T12] CR2: 00007f4e823d7430 CR3: 00000000094ea003 CR4: 0000000000771ef0 [ 101.243359][ T12] PKRU: 55555554 [ 101.243452][ T12] Call Trace: [ 101.243543][ T12] [ 101.243611][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.243769][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.243916][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.244038][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.244159][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.244277][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.244402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.244526][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.244652][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.244777][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.244899][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.245021][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.245140][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.245261][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.245387][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.245511][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.245642][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.245768][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.245895][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.246022][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.246144][ T12] kthread (kernel/kthread.c:436) [ 101.246234][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.246414][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.246536][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.246677][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.246833][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.246954][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.247075][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.269300][ T12] ------------[ cut here ]------------ | [ 101.269465][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.269716][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.270169][ T12] Tainted: [W]=WARN [ 101.270262][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.270420][ T12] Workqueue: netns cleanup_net [ 101.270553][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.270722][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.271164][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.271319][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff4000000018eed [ 101.271512][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 101.271709][ T12] RBP: ff110000126a9000 R08: 1fe2200001f77d01 R09: ff11000001aed1d0 [ 101.271890][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.272069][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.272249][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.272473][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.272626][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.272821][ T12] PKRU: 55555554 [ 101.272910][ T12] Call Trace: [ 101.273012][ T12] [ 101.273075][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.273230][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.273387][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.273509][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.273661][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.273855][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.274048][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.274238][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.274442][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.274643][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.274846][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.275040][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.275231][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.275433][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.275625][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.275829][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.276029][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.276220][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.276427][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.276629][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.276829][ T12] kthread (kernel/kthread.c:436) [ 101.276975][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.277190][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.277311][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.277437][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.277597][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.277797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.277991][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.281187][ T12] ------------[ cut here ]------------ | [ 101.281308][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.281560][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.282232][ T12] Tainted: [W]=WARN [ 101.282384][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.282566][ T12] Workqueue: netns cleanup_net [ 101.282712][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.282871][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.283300][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.283457][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff4000000018eed [ 101.283642][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 101.283828][ T12] RBP: ff1100000e2bc000 R08: 1fe2200001f77da9 R09: ff11000001aed1d0 [ 101.284006][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.284188][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.284378][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.284595][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.284761][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.284940][ T12] PKRU: 55555554 [ 101.285030][ T12] Call Trace: [ 101.285125][ T12] [ 101.285188][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.285344][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.285504][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.285637][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.285768][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.285897][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.286018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.286143][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.286270][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.286397][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.286533][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.286656][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.286786][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.286910][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.287029][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.287160][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.287297][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.287421][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.287549][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.287678][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.287812][ T12] kthread (kernel/kthread.c:436) [ 101.287905][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.288067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.288190][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.288314][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.288475][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.288605][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.288734][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.290828][ T12] ------------[ cut here ]------------ | [ 101.290950][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.291189][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.291646][ T12] Tainted: [W]=WARN [ 101.291746][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.291898][ T12] Workqueue: netns cleanup_net [ 101.292023][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.292181][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.292626][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.292789][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c740 RCX: 1ff4000000018eed [ 101.292982][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c7fc [ 101.293162][ T12] RBP: ff110000086c9000 R08: 1fe22000017ed901 R09: ff11000001aed1d0 [ 101.293342][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.293525][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.293738][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.293950][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.294107][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.294291][ T12] PKRU: 55555554 [ 101.294386][ T12] Call Trace: [ 101.294479][ T12] [ 101.294541][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.294705][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.294860][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.294982][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.295105][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.295233][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.295358][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.295486][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.295616][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.295741][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.295864][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.295984][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.296108][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.296228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.296360][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.296488][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.296615][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.296739][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.296874][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.297004][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.297125][ T12] kthread (kernel/kthread.c:436) [ 101.297216][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.297375][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.297505][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.297629][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.297785][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.297915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.298034][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.300101][ T12] ------------[ cut here ]------------ | [ 101.300223][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.300474][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.300917][ T12] Tainted: [W]=WARN [ 101.301010][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.301162][ T12] Workqueue: netns cleanup_net [ 101.301291][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.301455][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.301903][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.302057][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179c40 RCX: 1ff4000000018eed [ 101.302236][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c179cfc [ 101.302428][ T12] RBP: ff11000010061000 R08: 1fe220000182f3a1 R09: ff11000001aed1d0 [ 101.302610][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.302800][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.302988][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.303200][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.303355][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.303546][ T12] PKRU: 55555554 [ 101.303641][ T12] Call Trace: [ 101.303745][ T12] [ 101.303808][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.303966][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.304120][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.304242][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.304369][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.304489][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.304618][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.304745][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.304866][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.304989][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.305113][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.305238][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.305367][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.305489][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.305613][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.305741][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.305868][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.305989][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.306116][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.306250][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.306377][ T12] kthread (kernel/kthread.c:436) [ 101.306471][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.306624][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.306754][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.306878][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.307033][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.307154][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.307276][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.309557][ T12] ------------[ cut here ]------------ | [ 101.309681][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.309921][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.310360][ T12] Tainted: [W]=WARN [ 101.310452][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.310606][ T12] Workqueue: netns cleanup_net [ 101.310736][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.310901][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.311342][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 101.311504][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c200 RCX: 1ff4000000018eed [ 101.311691][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c2bc [ 101.311877][ T12] RBP: ff1100000fd3a000 R08: 1fe2200001663859 R09: ff11000001aed1d0 [ 101.312061][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.312246][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.312437][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.312659][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.312818][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.313010][ T12] PKRU: 55555554 [ 101.313104][ T12] Call Trace: [ 101.313195][ T12] [ 101.313260][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.313419][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.313567][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 101.313698][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 101.313818][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 101.313938][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 101.314062][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 101.314183][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 101.314309][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.314442][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.314566][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.314707][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.314827][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.314948][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.315071][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.315195][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.315319][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.315445][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.315570][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.315704][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.315823][ T12] kthread (kernel/kthread.c:436) [ 101.315924][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.316076][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.316204][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.316332][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.316488][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.316623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.316753][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.330722][ T2152] ------------[ cut here ]------------ | [ 101.331019][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2152 | [ 101.331591][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.332473][ T2152] Tainted: [W]=WARN [ 101.332683][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.333022][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.333383][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.334248][ T2152] RSP: 0018:ffa0000001d6fa80 EFLAGS: 00010286 [ 101.334603][ T2152] RAX: 00000000ffffffa6 RBX: ff1100000d907a80 RCX: 1ff40000003adf16 [ 101.334994][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907b3c [ 101.335403][ T2152] RBP: ff110000103d4000 R08: 1fe2200001b20f69 R09: ff1100000ffd2e80 [ 101.335795][ T2152] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 101.336195][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d4000 [ 101.336598][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 101.337055][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.337405][ T2152] CR2: 000055f6a15ced5c CR3: 00000000094ea003 CR4: 0000000000771ef0 [ 101.337803][ T2152] PKRU: 55555554 [ 101.338032][ T2152] Call Trace: [ 101.338260][ T2152] [ 101.338437][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.338727][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.339006][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.339238][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.339542][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.339892][ T2152] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.340177][ T2152] register_netdev (net/core/dev.c:11552) [ 101.340486][ T2152] loopback_net_init (drivers/net/loopback.c:218) [ 101.340785][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.341016][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.341234][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.341514][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.341785][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.342057][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.342332][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.342630][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.342918][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.343197][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.343497][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.343786][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.344073][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.344376][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.344654][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.344939][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.345196][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.345480][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.345753][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.346082][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.346380][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.347226][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.347620][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.347989][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.348384][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.348827][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.349207][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.352614][ T12] ------------[ cut here ]------------ | [ 101.352754][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 101.352994][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.354363][ T12] Tainted: [W]=WARN [ 101.354511][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.354754][ T12] Workqueue: netns cleanup_net [ 101.354953][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.355204][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.355999][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 101.356236][ T12] RAX: 00000000ffffffa6 RBX: ff110000104dec80 RCX: 1ff4000000018ed5 [ 101.356613][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104ded3c [ 101.356904][ T12] RBP: ff1100000fa91000 R08: 1fe220000209bda9 R09: ff11000001aed1d0 [ 101.357193][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.357569][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.357864][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.358200][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.358532][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 101.358837][ T12] PKRU: 55555554 [ 101.358982][ T12] Call Trace: [ 101.359136][ T12] [ 101.359239][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 101.359579][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 101.359828][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 101.360026][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 101.360225][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.360506][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 101.360688][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 101.360889][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 101.361084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 101.361273][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.361558][ T12] cleanup_net (net/core/net_namespace.c:702) [ 101.361761][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 101.361951][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 101.362146][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.362335][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.362630][ T12] process_one_work (kernel/workqueue.c:3314) [ 101.362834][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.363023][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.363225][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.363509][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.363683][ T12] kthread (kernel/kthread.c:436) [ 101.363781][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.363931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.364059][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.364185][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.364337][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.364518][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 101.364648][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 101.374833][ T2152] ------------[ cut here ]------------ | [ 101.374991][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2152 | [ 101.375265][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.375745][ T2152] Tainted: [W]=WARN [ 101.375849][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.376022][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.376198][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.376688][ T2152] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 101.376862][ T2152] RAX: 00000000ffffffa6 RBX: ff110000057bb540 RCX: 1ff40000003adee9 [ 101.377065][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb5fc [ 101.377274][ T2152] RBP: ff11000007864000 R08: 1fe2200000af76c1 R09: ff1100000ffd2e80 [ 101.377479][ T2152] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.377746][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007864000 [ 101.378073][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.378458][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.378679][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea001 CR4: 0000000000771ef0 [ 101.378892][ T2152] PKRU: 55555554 [ 101.378993][ T2152] Call Trace: [ 101.379098][ T2152] [ 101.379171][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.379306][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.379554][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.379661][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.379806][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.379985][ T2152] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.380123][ T2152] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.380261][ T2152] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.380512][ T2152] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.380789][ T2152] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.380926][ T2152] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.381064][ T2152] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.381203][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.381306][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.381528][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.381665][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.381805][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.381947][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.382085][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.382223][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.382473][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.382632][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.382784][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.382930][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.383074][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.383211][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.383469][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.383611][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.383754][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.383892][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.384032][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.384200][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.384341][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.384952][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.385164][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.385480][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.385690][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.385900][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.386101][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.400870][ T2152] ------------[ cut here ]------------ | [ 101.401026][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2152 | [ 101.401297][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.401769][ T2152] Tainted: [W]=WARN [ 101.401873][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.402044][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.402220][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.402724][ T2152] RSP: 0018:ffa0000001d6f8f8 EFLAGS: 00010286 [ 101.402894][ T2152] RAX: 00000000ffffffa6 RBX: ff110000104df8c0 RCX: 1ff40000003adee5 [ 101.403094][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df97c [ 101.403297][ T2152] RBP: ff110000129d9000 R08: 1fe220000209bf31 R09: ff1100000ffd2e80 [ 101.403507][ T2152] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.403720][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129d9000 [ 101.403923][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.404162][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.404339][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea001 CR4: 0000000000771ef0 [ 101.404555][ T2152] PKRU: 55555554 [ 101.404662][ T2152] Call Trace: [ 101.404771][ T2152] [ 101.404842][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.404980][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.405116][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.405220][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.405362][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.405532][ T2152] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.405674][ T2152] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.405815][ T2152] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.405950][ T2152] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.406088][ T2152] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.406226][ T2152] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.406372][ T2152] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 101.406512][ T2152] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 101.406665][ T2152] vti_init_net (net/ipv4/ip_vti.c:517) [ 101.406807][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.406913][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.407018][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.407152][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.407291][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.407439][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.407581][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.407729][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.407866][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.408001][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.408138][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.408274][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.408415][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.408556][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.408704][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.408843][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.408979][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.409116][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.409254][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.409430][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.409576][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.410071][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.410274][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.410485][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.410701][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.410906][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.411106][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.415446][ T2152] ------------[ cut here ]------------ | [ 101.415594][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2152 | [ 101.415866][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.416313][ T2152] Tainted: [W]=WARN [ 101.416422][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.416596][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.416776][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.417255][ T2152] RSP: 0018:ffa0000001d6fa78 EFLAGS: 00010286 [ 101.417430][ T2152] RAX: 00000000ffffffa6 RBX: ff110000104df1c0 RCX: 1ff40000003adf15 [ 101.417638][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df27c [ 101.417842][ T2152] RBP: ff11000008f79000 R08: 1fe220000209be51 R09: ff1100000ffd2e80 [ 101.418045][ T2152] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.418248][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f79000 [ 101.418464][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.418709][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.418877][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea001 CR4: 0000000000771ef0 [ 101.419090][ T2152] PKRU: 55555554 [ 101.419194][ T2152] Call Trace: [ 101.419296][ T2152] [ 101.419373][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.419511][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.419651][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.419758][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.419898][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.420066][ T2152] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.420202][ T2152] register_netdev (net/core/dev.c:11552) [ 101.420340][ T2152] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 101.420489][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.420601][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.420706][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.420840][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.420974][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.421115][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.421253][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.421395][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.421534][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.421680][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.421822][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.421956][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.422090][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.422235][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.422377][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.422512][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.422650][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.422793][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.422926][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.423091][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.423235][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.423743][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.423951][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.424151][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.424360][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.424563][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.424774][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.429089][ T2152] ------------[ cut here ]------------ | [ 101.429230][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2152 | [ 101.429502][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.429960][ T2152] Tainted: [W]=WARN [ 101.430061][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.430228][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.430407][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.430900][ T2152] RSP: 0018:ffa0000001d6fa68 EFLAGS: 00010286 [ 101.431076][ T2152] RAX: 00000000ffffffa6 RBX: ff1100000b74e3c0 RCX: 1ff40000003adf13 [ 101.431277][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e47c [ 101.431488][ T2152] RBP: ff1100000fc61000 R08: 1fe22000016e9c91 R09: ff1100000ffd2e80 [ 101.431700][ T2152] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.431902][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc61000 [ 101.432104][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.432344][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.432519][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea001 CR4: 0000000000771ef0 [ 101.432735][ T2152] PKRU: 55555554 [ 101.432835][ T2152] Call Trace: [ 101.432935][ T2152] [ 101.433004][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.433139][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.433273][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.433381][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.433522][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.433702][ T2152] register_netdev (net/core/dev.c:11552) [ 101.433836][ T2152] sit_init_net (net/ipv6/sit.c:1860) [ 101.433972][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.434074][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.434177][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.434311][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.434452][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.434594][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.434738][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.434875][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.435009][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.435142][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.435276][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.435417][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.435556][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.435703][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.435836][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.435970][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.436103][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.436237][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.436375][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.436546][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.436699][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.437175][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.437383][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.437590][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.437796][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.437995][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.438196][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.443046][ T2152] ------------[ cut here ]------------ | [ 101.443202][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2152 | [ 101.443476][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.443937][ T2152] Tainted: [W]=WARN [ 101.444038][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.444207][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.444387][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.444874][ T2152] RSP: 0018:ffa0000001d6fa78 EFLAGS: 00010286 [ 101.445042][ T2152] RAX: 00000000ffffffa6 RBX: ff1100000ff5ac80 RCX: 1ff40000003adf15 [ 101.445244][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5ad3c [ 101.445452][ T2152] RBP: ff1100000ee81000 R08: 1fe2200001feb5a9 R09: ff1100000ffd2e80 [ 101.445658][ T2152] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.445863][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee81000 [ 101.446067][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.446302][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.446498][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea001 CR4: 0000000000771ef0 [ 101.446720][ T2152] PKRU: 55555554 [ 101.446824][ T2152] Call Trace: [ 101.446928][ T2152] [ 101.446998][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.447137][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.447273][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.447381][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.447518][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.447699][ T2152] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.447841][ T2152] register_netdev (net/core/dev.c:11552) [ 101.447982][ T2152] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 101.448119][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.448223][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.448328][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.448473][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.448613][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.448765][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.448902][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.449043][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.449177][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.449326][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.449470][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.449610][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.449757][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.449895][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.450031][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.450165][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.450306][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.450448][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.450590][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.450766][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.450906][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.451396][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.451605][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.451813][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.452014][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.452215][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.452421][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.456419][ T2152] ------------[ cut here ]------------ | [ 101.456785][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2152 | [ 101.457067][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.457534][ T2152] Tainted: [W]=WARN [ 101.457641][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.457819][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.458010][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.458507][ T2152] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 101.458683][ T2152] RAX: 00000000ffffffa6 RBX: ff1100000ff5b1c0 RCX: 1ff40000003adee9 [ 101.458891][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b27c [ 101.459092][ T2152] RBP: ff1100000a31c000 R08: 1fe2200001feb651 R09: ff1100000ffd2e80 [ 101.459295][ T2152] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.459497][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a31c000 [ 101.459708][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.459943][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.460116][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea001 CR4: 0000000000771ef0 [ 101.460323][ T2152] PKRU: 55555554 [ 101.460432][ T2152] Call Trace: [ 101.460537][ T2152] [ 101.460613][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.460753][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.460889][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.460994][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.461133][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.461305][ T2152] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.461464][ T2152] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.461600][ T2152] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.461740][ T2152] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.461876][ T2152] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.462020][ T2152] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.462157][ T2152] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.462296][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.462407][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.462523][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.462661][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.462808][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.462956][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.463093][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.463240][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.463384][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.463524][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.463661][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.463802][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.463942][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.464078][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.464213][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.464352][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.464490][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.464627][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.464770][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.464935][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.465078][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.465745][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.466066][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.466403][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.466738][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.467055][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.467384][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.471931][ T2152] ------------[ cut here ]------------ | [ 101.472070][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2152 | [ 101.472336][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.472795][ T2152] Tainted: [W]=WARN [ 101.472903][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.473072][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.473249][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.473798][ T2152] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 101.473976][ T2152] RAX: 00000000ffffffa6 RBX: ff1100000eed9000 RCX: 1ff40000003adee9 [ 101.474177][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed90bc [ 101.474398][ T2152] RBP: ff1100000fbcc000 R08: 1fe2200001ddb219 R09: ff1100000ffd2e80 [ 101.474608][ T2152] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.474814][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbcc000 [ 101.475020][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.475257][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.475432][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea001 CR4: 0000000000771ef0 [ 101.475644][ T2152] PKRU: 55555554 [ 101.475751][ T2152] Call Trace: [ 101.475851][ T2152] [ 101.475920][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.476053][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.476185][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.476289][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.476431][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.476609][ T2152] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.476749][ T2152] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.476881][ T2152] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.477013][ T2152] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.477146][ T2152] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.477278][ T2152] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.477420][ T2152] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.477555][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.477663][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.477774][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.477913][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.478047][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.478187][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.478324][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.478464][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.478604][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.478739][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.478870][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.479001][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.479138][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.479277][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.479420][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.479555][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.479708][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.479840][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.479982][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.480145][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.480287][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.480775][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.480976][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.481175][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.481381][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.481581][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.481797][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.496844][ T2152] ------------[ cut here ]------------ | [ 101.497005][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2152 | [ 101.497269][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.497783][ T2152] Tainted: [W]=WARN [ 101.497884][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.498054][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.498227][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.498721][ T2152] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 101.498889][ T2152] RAX: 00000000ffffffa6 RBX: ff1100000a9ab8c0 RCX: 1ff40000003adee9 [ 101.499106][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9ab97c [ 101.499303][ T2152] RBP: ff11000009af9000 R08: 1fe2200001535731 R09: ff1100000ffd2e80 [ 101.499513][ T2152] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.499724][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009af9000 [ 101.499921][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.500154][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.500320][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea003 CR4: 0000000000771ef0 [ 101.500532][ T2152] PKRU: 55555554 [ 101.500636][ T2152] Call Trace: [ 101.500738][ T2152] [ 101.500806][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.500945][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.501077][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.501180][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.501314][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.501485][ T2152] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.501630][ T2152] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.501768][ T2152] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.501899][ T2152] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.502050][ T2152] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.502187][ T2152] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.502325][ T2152] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.502474][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.502577][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.502700][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.502832][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.502970][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.503117][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.503259][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.503398][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.503532][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.503705][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.503838][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.503976][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.504109][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.504254][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.504394][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.504529][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.504677][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.504816][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.504952][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.505125][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.505265][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.505834][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.506042][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.506240][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.506510][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.506726][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.506939][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.519700][ T2152] ------------[ cut here ]------------ | [ 101.519857][ T2152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2152 | [ 101.520137][ T2152] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.520620][ T2152] Tainted: [W]=WARN [ 101.520735][ T2152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.520905][ T2152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.521082][ T2152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.522416][ T2152] RSP: 0018:ffa0000001d6fa70 EFLAGS: 00010286 [ 101.522700][ T2152] RAX: 00000000ffffffa6 RBX: ff1100000bd26e40 RCX: 1ff40000003adf14 [ 101.523027][ T2152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26efc [ 101.523358][ T2152] RBP: ff1100000ee64000 R08: 1fe22000017a4de1 R09: ff1100000ffd2e80 [ 101.523684][ T2152] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.524015][ T2152] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee64000 [ 101.524343][ T2152] FS: 00007f4e821d0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.524735][ T2152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.525005][ T2152] CR2: 00007f4e2aaa0f98 CR3: 00000000094ea003 CR4: 0000000000771ef0 [ 101.525247][ T2152] PKRU: 55555554 [ 101.525374][ T2152] Call Trace: [ 101.525557][ T2152] [ 101.525672][ T2152] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.525895][ T2152] ? notifier_call_chain (kernel/notifier.c:85) [ 101.526106][ T2152] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.526307][ T2152] register_netdevice (net/core/dev.c:11488) [ 101.526567][ T2152] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.526873][ T2152] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.527117][ T2152] register_netdev (net/core/dev.c:11552) [ 101.527374][ T2152] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 101.527624][ T2152] ops_init (net/core/net_namespace.c:137) [ 101.527836][ T2152] setup_net (net/core/net_namespace.c:446) [ 101.528024][ T2152] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.528257][ T2152] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.528504][ T2152] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.528728][ T2152] copy_net_ns (net/core/net_namespace.c:579) [ 101.528943][ T2152] create_new_namespaces (kernel/nsproxy.c:132) [ 101.529195][ T2152] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.529474][ T2152] ksys_unshare (kernel/fork.c:3243) [ 101.529714][ T2152] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.529951][ T2152] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.530168][ T2152] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.530399][ T2152] ? __ia32_sys_open (fs/open.c:1374) [ 101.530635][ T2152] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.530885][ T2152] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.531128][ T2152] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.531381][ T2152] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.531595][ T2152] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.531824][ T2152] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.532097][ T2152] RIP: 0033:0x7f4e82492bcb [ 101.532361][ T2152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.533216][ T2152] RSP: 002b:00007ffd7f1e8f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.533564][ T2152] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e82492bcb [ 101.533886][ T2152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.534223][ T2152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.534567][ T2152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7f1eb150 [ 101.534918][ T2152] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7f1ec877 | [ 101.577302][ T2153] ------------[ cut here ]------------ | [ 101.577468][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2153 | [ 101.577749][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.578194][ T2153] Tainted: [W]=WARN [ 101.578297][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.578473][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.578652][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.579130][ T2153] RSP: 0018:ffa0000001d3fa80 EFLAGS: 00010286 [ 101.579300][ T2153] RAX: 00000000ffffffa6 RBX: ff110000092291c0 RCX: 1ff40000003a7f16 [ 101.579516][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922927c [ 101.579732][ T2153] RBP: ff110000095e1000 R08: 1fe2200001245251 R09: ff1100000e26d180 [ 101.579931][ T2153] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.580130][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095e1000 [ 101.580335][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.580579][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.580759][ T2153] CR2: 00007f49c3410690 CR3: 00000000106e4005 CR4: 0000000000771ef0 [ 101.580958][ T2153] PKRU: 55555554 [ 101.581059][ T2153] Call Trace: [ 101.581157][ T2153] [ 101.581227][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.581365][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.581506][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.581623][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.581846][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.582114][ T2153] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.582335][ T2153] register_netdev (net/core/dev.c:11552) [ 101.582703][ T2153] loopback_net_init (drivers/net/loopback.c:218) [ 101.582920][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.583084][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.583247][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.583560][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.583776][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.583997][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.584202][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.584337][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.584561][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.584705][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.584840][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.584986][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.585123][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.585258][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.585470][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.585610][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.585750][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.585883][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.586016][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.586180][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.586320][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.586916][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.587125][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.587326][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.587602][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.587922][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.588237][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.592814][ T2153] ------------[ cut here ]------------ | [ 101.592955][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2153 | [ 101.593218][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.593666][ T2153] Tainted: [W]=WARN [ 101.593770][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.593939][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.594116][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.594600][ T2153] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 101.594772][ T2153] RAX: 00000000ffffffa6 RBX: ff1100000be5b540 RCX: 1ff40000003a7ee9 [ 101.594975][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000be5b5fc [ 101.595174][ T2153] RBP: ff1100000a2c1000 R08: 1fe22000017cb6c1 R09: ff1100000e26d180 [ 101.595376][ T2153] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.595574][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c1000 [ 101.595787][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.596024][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.596190][ T2153] CR2: 00007f49c3410690 CR3: 00000000106e4005 CR4: 0000000000771ef0 [ 101.596395][ T2153] PKRU: 55555554 [ 101.596495][ T2153] Call Trace: [ 101.596596][ T2153] [ 101.596664][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.596803][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.596939][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.597040][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.597175][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.597354][ T2153] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.597492][ T2153] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.597629][ T2153] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.597772][ T2153] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.597907][ T2153] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.598040][ T2153] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.598181][ T2153] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.598316][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.598424][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.598528][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.598661][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.598804][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.598940][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.599073][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.599216][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.599356][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.599490][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.599626][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.599767][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.599900][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.600034][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.600165][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.600296][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.600443][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.600584][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.600727][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.600902][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.601039][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.601518][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.601732][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.601933][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.602131][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.602332][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.603069][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.613679][ T2153] ------------[ cut here ]------------ | [ 101.613830][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2153 | [ 101.614104][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.614561][ T2153] Tainted: [W]=WARN [ 101.614665][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.614837][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.615010][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.615584][ T2153] RSP: 0018:ffa0000001d3f8f8 EFLAGS: 00010286 [ 101.615763][ T2153] RAX: 00000000ffffffa6 RBX: ff1100000be5a580 RCX: 1ff40000003a7ee5 [ 101.615965][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000be5a63c [ 101.616164][ T2153] RBP: ff1100000925c000 R08: 1fe22000017cb4c9 R09: ff1100000e26d180 [ 101.616377][ T2153] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.616594][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000925c000 [ 101.616807][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.617052][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.617222][ T2153] CR2: 00007f49c3410690 CR3: 00000000106e4005 CR4: 0000000000771ef0 [ 101.617434][ T2153] PKRU: 55555554 [ 101.617536][ T2153] Call Trace: [ 101.617640][ T2153] [ 101.617718][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.617856][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.618006][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.618112][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.618254][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.618429][ T2153] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.618570][ T2153] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.618714][ T2153] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.618850][ T2153] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.618986][ T2153] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.619122][ T2153] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.619262][ T2153] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 101.619409][ T2153] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 101.619552][ T2153] vti_init_net (net/ipv4/ip_vti.c:517) [ 101.619702][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.619811][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.619922][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.620064][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.620209][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.620355][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.620494][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.620641][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.620796][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.620933][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.621071][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.621205][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.621339][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.621485][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.621625][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.621768][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.621913][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.622045][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.622180][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.622353][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.622497][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.623004][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.623217][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.623428][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.623643][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.623856][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.624061][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.628358][ T2153] ------------[ cut here ]------------ | [ 101.628501][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2153 | [ 101.628786][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.629249][ T2153] Tainted: [W]=WARN [ 101.629360][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.629542][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.629728][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.630207][ T2153] RSP: 0018:ffa0000001d3fa78 EFLAGS: 00010286 [ 101.630382][ T2153] RAX: 00000000ffffffa6 RBX: ff1100000c9b71c0 RCX: 1ff40000003a7f15 [ 101.630594][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b727c [ 101.630801][ T2153] RBP: ff11000009579000 R08: 1fe2200001936e51 R09: ff1100000e26d180 [ 101.631002][ T2153] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.631205][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009579000 [ 101.631421][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.631662][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.631841][ T2153] CR2: 00007f49c3410690 CR3: 00000000106e4005 CR4: 0000000000771ef0 [ 101.632053][ T2153] PKRU: 55555554 [ 101.632156][ T2153] Call Trace: [ 101.632260][ T2153] [ 101.632331][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.632477][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.632619][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.632727][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.632874][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.633048][ T2153] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.633187][ T2153] register_netdev (net/core/dev.c:11552) [ 101.633321][ T2153] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 101.633465][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.633569][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.633679][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.633821][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.633960][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.634098][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.634239][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.634386][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.634527][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.634715][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.634930][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.635145][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.635370][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.635591][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.635810][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.636024][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.636227][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.636370][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.636517][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.636697][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.636845][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.637330][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.637542][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.637751][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.637957][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.638161][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.638372][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.642725][ T2153] ------------[ cut here ]------------ | [ 101.642862][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2153 | [ 101.643137][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.644150][ T2153] Tainted: [W]=WARN [ 101.644253][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.644484][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.644662][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.645151][ T2153] RSP: 0018:ffa0000001d3fa68 EFLAGS: 00010286 [ 101.645324][ T2153] RAX: 00000000ffffffa6 RBX: ff11000005ab8740 RCX: 1ff40000003a7f13 [ 101.645591][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005ab87fc [ 101.645862][ T2153] RBP: ff1100000d8b9000 R08: 1fe2200000b57101 R09: ff1100000e26d180 [ 101.646067][ T2153] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 101.646275][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8b9000 [ 101.646540][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.646795][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.646966][ T2153] CR2: 00007f49c3410690 CR3: 00000000106e4005 CR4: 0000000000771ef0 [ 101.647174][ T2153] PKRU: 55555554 [ 101.647273][ T2153] Call Trace: [ 101.647431][ T2153] [ 101.647502][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.647642][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.647794][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.647897][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.648033][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.648207][ T2153] register_netdev (net/core/dev.c:11552) [ 101.648407][ T2153] sit_init_net (net/ipv6/sit.c:1860) [ 101.648543][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.648654][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.648766][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.648911][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.649046][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.649188][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.649327][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.649523][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.649661][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.649802][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.649940][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.650074][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.650219][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.650416][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.650556][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.650697][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.650836][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.650974][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.651113][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.651279][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.651496][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.651986][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.652194][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.652459][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.652668][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.652882][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.653082][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.658155][ T2153] ------------[ cut here ]------------ | [ 101.658306][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2153 | [ 101.658604][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.659066][ T2153] Tainted: [W]=WARN [ 101.659169][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.659340][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.659524][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.660022][ T2153] RSP: 0018:ffa0000001d3fa78 EFLAGS: 00010286 [ 101.660196][ T2153] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff40000003a7f15 [ 101.660406][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 101.660619][ T2153] RBP: ff1100000eba1000 R08: 1fe22000019ea021 R09: ff1100000e26d180 [ 101.660826][ T2153] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.661031][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eba1000 [ 101.661252][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.661495][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.661668][ T2153] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4002 CR4: 0000000000771ef0 [ 101.661876][ T2153] PKRU: 55555554 [ 101.661977][ T2153] Call Trace: [ 101.662085][ T2153] [ 101.662160][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.662297][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.662441][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.662546][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.662690][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.662865][ T2153] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.663003][ T2153] register_netdev (net/core/dev.c:11552) [ 101.663145][ T2153] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 101.663280][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.663392][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.663497][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.663638][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.663777][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.663914][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.664054][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.664193][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.664333][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.664476][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.664620][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.664761][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.664898][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.665034][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.665168][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.665313][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.665456][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.665594][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.665736][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.665913][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.666058][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.666564][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.666788][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.666989][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.667198][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.667406][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.667618][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.672507][ T2153] ------------[ cut here ]------------ | [ 101.672782][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2153 | [ 101.673060][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.673519][ T2153] Tainted: [W]=WARN [ 101.673637][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.673813][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.673996][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.674547][ T2153] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 101.674735][ T2153] RAX: 00000000ffffffa6 RBX: ff11000005ab9c40 RCX: 1ff40000003a7ee9 [ 101.674945][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005ab9cfc [ 101.675152][ T2153] RBP: ff1100000cb4c000 R08: 1fe2200000b573a1 R09: ff1100000e26d180 [ 101.675413][ T2153] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.675619][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cb4c000 [ 101.675832][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.676076][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.676246][ T2153] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4002 CR4: 0000000000771ef0 [ 101.676515][ T2153] PKRU: 55555554 [ 101.676621][ T2153] Call Trace: [ 101.676728][ T2153] [ 101.676799][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.676938][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.677072][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.677175][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.677319][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.677549][ T2153] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.677700][ T2153] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.677845][ T2153] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.677988][ T2153] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.678131][ T2153] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.678269][ T2153] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.678465][ T2153] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.678612][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.678719][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.678832][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.678966][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.679107][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.679246][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.679448][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.679596][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.679734][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.679865][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.679997][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.680131][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.680266][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.680461][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.680605][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.680750][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.680889][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.681027][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.681167][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.681334][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.681537][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.682042][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.682246][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.682507][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.682723][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.682925][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.683134][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.693083][ T2153] ------------[ cut here ]------------ | [ 101.693244][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2153 | [ 101.693525][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.694007][ T2153] Tainted: [W]=WARN [ 101.694110][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.694280][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.694464][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.694965][ T2153] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 101.695137][ T2153] RAX: 00000000ffffffa6 RBX: ff1100000c17aac0 RCX: 1ff40000003a7ee9 [ 101.695355][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17ab7c [ 101.695572][ T2153] RBP: ff1100000976c000 R08: 1fe220000182f571 R09: ff1100000e26d180 [ 101.695788][ T2153] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.695997][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000976c000 [ 101.696216][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.696510][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.696686][ T2153] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4002 CR4: 0000000000771ef0 [ 101.696897][ T2153] PKRU: 55555554 [ 101.697004][ T2153] Call Trace: [ 101.697106][ T2153] [ 101.697177][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.697319][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.697463][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.697567][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.697718][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.697891][ T2153] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.698049][ T2153] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.698187][ T2153] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.698324][ T2153] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.698468][ T2153] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.698611][ T2153] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.698755][ T2153] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.698897][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.699008][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.699111][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.699254][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.699402][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.699539][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.699680][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.699831][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.699969][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.700109][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.700251][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.700394][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.700530][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.700672][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.700811][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.700953][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.701092][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.701225][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.701366][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.701536][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.701680][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.702180][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.702394][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.702603][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.702818][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.703023][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.703231][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.708649][ T2153] ------------[ cut here ]------------ | [ 101.709533][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2153 | [ 101.709808][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.710276][ T2153] Tainted: [W]=WARN [ 101.710382][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.710555][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.710742][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.711232][ T2153] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 101.711417][ T2153] RAX: 00000000ffffffa6 RBX: ff1100000bcc03c0 RCX: 1ff40000003a7ee9 [ 101.711639][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcc047c [ 101.711850][ T2153] RBP: ff1100000b2d9000 R08: 1fe2200001798091 R09: ff1100000e26d180 [ 101.712055][ T2153] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.712260][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b2d9000 [ 101.712473][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.712725][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.712905][ T2153] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4002 CR4: 0000000000771ef0 [ 101.713107][ T2153] PKRU: 55555554 [ 101.713209][ T2153] Call Trace: [ 101.713309][ T2153] [ 101.713386][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.713525][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.713669][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.713779][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.713918][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.714090][ T2153] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.714232][ T2153] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 101.714373][ T2153] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 101.714513][ T2153] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 101.714659][ T2153] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 101.714813][ T2153] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 101.714963][ T2153] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 101.715111][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.715213][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.715315][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.715458][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.715596][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.715739][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.715881][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.716021][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.716160][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.716297][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.716436][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.716573][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.716728][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.716868][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.717005][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.717142][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.717278][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.717420][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.717557][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.717733][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.717878][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.718375][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.718581][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.718804][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.719006][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.719211][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.719436][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.723960][ T2153] ------------[ cut here ]------------ | [ 101.724108][ T2153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2153 | [ 101.724386][ T2153] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.724858][ T2153] Tainted: [W]=WARN [ 101.724964][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.725135][ T2153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.725311][ T2153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.725837][ T2153] RSP: 0018:ffa0000001d3fa70 EFLAGS: 00010286 [ 101.726011][ T2153] RAX: 00000000ffffffa6 RBX: ff1100000c17ba80 RCX: 1ff40000003a7f14 [ 101.726563][ T2153] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17bb3c [ 101.726788][ T2153] RBP: ff110000137d4000 R08: 1fe220000182f769 R09: ff1100000e26d180 [ 101.726995][ T2153] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 101.727201][ T2153] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000137d4000 [ 101.727411][ T2153] FS: 00007f49c3204840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.727655][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.727846][ T2153] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4002 CR4: 0000000000771ef0 [ 101.728053][ T2153] PKRU: 55555554 [ 101.728155][ T2153] Call Trace: [ 101.728258][ T2153] [ 101.728330][ T2153] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.728471][ T2153] ? notifier_call_chain (kernel/notifier.c:85) [ 101.728613][ T2153] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.728726][ T2153] register_netdevice (net/core/dev.c:11488) [ 101.728865][ T2153] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 101.729043][ T2153] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.729182][ T2153] register_netdev (net/core/dev.c:11552) [ 101.729317][ T2153] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 101.729467][ T2153] ops_init (net/core/net_namespace.c:137) [ 101.729570][ T2153] setup_net (net/core/net_namespace.c:446) [ 101.729682][ T2153] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 101.729835][ T2153] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 101.729973][ T2153] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 101.730127][ T2153] copy_net_ns (net/core/net_namespace.c:579) [ 101.730269][ T2153] create_new_namespaces (kernel/nsproxy.c:132) [ 101.730413][ T2153] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 101.730556][ T2153] ksys_unshare (kernel/fork.c:3243) [ 101.730704][ T2153] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.730842][ T2153] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 101.730981][ T2153] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 101.731120][ T2153] ? __ia32_sys_open (fs/open.c:1374) [ 101.731262][ T2153] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 101.731408][ T2153] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 101.731544][ T2153] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.731696][ T2153] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.731843][ T2153] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.731990][ T2153] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.732163][ T2153] RIP: 0033:0x7f49c34c6bcb [ 101.732305][ T2153] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 101.732812][ T2153] RSP: 002b:00007ffeacebbc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 101.733019][ T2153] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f49c34c6bcb [ 101.733231][ T2153] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 101.733452][ T2153] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 101.733662][ T2153] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacebdea0 [ 101.733876][ T2153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacebe877 | [ 101.771356][ T2154] ------------[ cut here ]------------ | [ 101.771527][ T2154] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2154 | [ 101.771830][ T2154] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.772332][ T2154] Tainted: [W]=WARN [ 101.772444][ T2154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.772631][ T2154] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.772828][ T2154] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.773357][ T2154] RSP: 0018:ffa0000001d7ee30 EFLAGS: 00010286 [ 101.773540][ T2154] RAX: 00000000ffffffa6 RBX: ff1100000b8c23c0 RCX: 1ff40000003afd8c [ 101.773761][ T2154] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8c247c [ 101.773970][ T2154] RBP: ff11000008e51000 R08: 1fe2200001718491 R09: ff1100000e268b80 [ 101.774180][ T2154] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.774396][ T2154] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f58e88 [ 101.774615][ T2154] FS: 00007f0d3ab32840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.774887][ T2154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.775064][ T2154] CR2: 000000000042ebe0 CR3: 000000000ebec004 CR4: 0000000000771ef0 [ 101.775274][ T2154] PKRU: 55555554 [ 101.775398][ T2154] Call Trace: [ 101.775504][ T2154] [ 101.775576][ T2154] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.775754][ T2154] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.775862][ T2154] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 101.776059][ T2154] __dev_notify_flags (net/core/dev.c:9787) [ 101.776204][ T2154] ? netif_change_name (net/core/dev.c:1495) [ 101.776343][ T2154] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 101.776496][ T2154] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 101.776638][ T2154] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 101.776788][ T2154] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 101.776929][ T2154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.777069][ T2154] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 101.777219][ T2154] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 101.777364][ T2154] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 101.777516][ T2154] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 101.777660][ T2154] veth_newlink (drivers/net/veth.c:1871) [ 101.777809][ T2154] ? veth_poll_controller (drivers/net/veth.c:1470) [ 101.777951][ T2154] ? kasan_save_stack (mm/kasan/common.c:57) [ 101.778094][ T2154] ? kasan_save_track (mm/kasan/common.c:78) [ 101.778240][ T2154] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 101.778418][ T2154] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 101.778560][ T2154] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 101.778709][ T2154] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 101.778850][ T2154] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.778989][ T2154] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 101.779138][ T2154] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 101.779283][ T2154] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 101.779429][ T2154] ? __dev_get_by_name (net/core/dev.c:883) [ 101.779606][ T2154] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 101.779804][ T2154] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 101.779951][ T2154] rtnl_newlink (net/core/rtnetlink.c:4150) [ 101.780091][ T2154] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.780243][ T2154] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.780396][ T2154] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.780537][ T2154] ? mark_usage (kernel/locking/lockdep.c:4674) [ 101.780681][ T2154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.780863][ T2154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.781122][ T2154] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.781394][ T2154] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 101.781656][ T2154] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.781914][ T2154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.782164][ T2154] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.782453][ T2154] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.782615][ T2154] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.782769][ T2154] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 101.782907][ T2154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.783052][ T2154] ? netlink_ack (./include/linux/skbuff.h:2718) [ 101.783194][ T2154] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 101.783338][ T2154] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 101.783488][ T2154] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 101.783640][ T2154] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 101.783784][ T2154] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.783926][ T2154] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 101.784087][ T2154] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.784234][ T2154] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 101.784385][ T2154] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 101.784529][ T2154] ? copy_msghdr_from_user (net/socket.c:2635) [ 101.784684][ T2154] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 101.784877][ T2154] ? move_addr_to_kernel (net/socket.c:258) [ 101.785030][ T2154] ___sys_sendmsg (net/socket.c:2752) [ 101.785169][ T2154] ? copy_msghdr_from_user (net/socket.c:2603) [ 101.785313][ T2154] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.785500][ T2154] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 101.785647][ T2154] __sys_sendmsg (net/socket.c:2784) [ 101.785802][ T2154] ? __sys_sendmsg_sock (net/socket.c:2765) [ 101.785947][ T2154] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 101.786086][ T2154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.786234][ T2154] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.786379][ T2154] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.786524][ T2154] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.786666][ T2154] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.786840][ T2154] RIP: 0033:0x7f0d3ad6c08e [ 101.787023][ T2154] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 101.788560][ T2154] RSP: 002b:00007ffe4f301430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 101.788805][ T2154] RAX: ffffffffffffffda RBX: 00007ffe4f301be0 RCX: 00007f0d3ad6c08e [ 101.789008][ T2154] RDX: 0000000000000000 RSI: 00007ffe4f3014e0 RDI: 0000000000000005 [ 101.789238][ T2154] RBP: 00007ffe4f301440 R08: 0000000000000000 R09: 0000000000000000 [ 101.789445][ T2154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d017 [ 101.789656][ T2154] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4f301ba0 | [ 101.815799][ T2154] ------------[ cut here ]------------ | [ 101.815999][ T2154] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2154 | [ 101.816299][ T2154] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.816885][ T2154] Tainted: [W]=WARN [ 101.816990][ T2154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.817162][ T2154] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.817352][ T2154] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.817861][ T2154] RSP: 0018:ffa0000001d7f1b0 EFLAGS: 00010286 [ 101.818044][ T2154] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff40000003afdfc [ 101.818246][ T2154] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 101.818455][ T2154] RBP: ff110000129d4000 R08: 1fe22000017edaf9 R09: ff1100000e268b80 [ 101.818665][ T2154] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 101.818903][ T2154] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 101.819105][ T2154] FS: 00007f0d3ab32840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 101.819353][ T2154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.819530][ T2154] CR2: 000000000042ebe0 CR3: 000000000ebec004 CR4: 0000000000771ef0 [ 101.819756][ T2154] PKRU: 55555554 [ 101.819858][ T2154] Call Trace: [ 101.819963][ T2154] [ 101.820034][ T2154] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.820206][ T2154] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.820310][ T2154] __dev_notify_flags (net/core/dev.c:9787) [ 101.820459][ T2154] ? netif_change_name (net/core/dev.c:1495) [ 101.820614][ T2154] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 101.820786][ T2154] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 101.820939][ T2154] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 101.821082][ T2154] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 101.821223][ T2154] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 101.821363][ T2154] ? __dev_get_by_name (net/core/dev.c:883) [ 101.821501][ T2154] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 101.821650][ T2154] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 101.821797][ T2154] rtnl_newlink (net/core/rtnetlink.c:4150) [ 101.821937][ T2154] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.822073][ T2154] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.822210][ T2154] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.822351][ T2154] ? mark_usage (kernel/locking/lockdep.c:4674) [ 101.822492][ T2154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.822642][ T2154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.822803][ T2154] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.822942][ T2154] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 101.823079][ T2154] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.823216][ T2154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.823359][ T2154] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.823500][ T2154] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.823643][ T2154] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.823786][ T2154] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 101.823923][ T2154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.824075][ T2154] ? netlink_ack (./include/linux/skbuff.h:2718) [ 101.824213][ T2154] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 101.824360][ T2154] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 101.824885][ T2154] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 101.825038][ T2154] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 101.825175][ T2154] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.825326][ T2154] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 101.825472][ T2154] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.825631][ T2154] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 101.825783][ T2154] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 101.825924][ T2154] ? copy_msghdr_from_user (net/socket.c:2635) [ 101.826061][ T2154] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 101.826231][ T2154] ? move_addr_to_kernel (net/socket.c:258) [ 101.826378][ T2154] ___sys_sendmsg (net/socket.c:2752) [ 101.826518][ T2154] ? copy_msghdr_from_user (net/socket.c:2603) [ 101.826665][ T2154] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.826904][ T2154] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 101.827044][ T2154] __sys_sendmsg (net/socket.c:2784) [ 101.827238][ T2154] ? __sys_sendmsg_sock (net/socket.c:2765) [ 101.827606][ T2154] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 101.827823][ T2154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.827988][ T2154] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.828172][ T2154] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.828333][ T2154] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.828488][ T2154] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.828668][ T2154] RIP: 0033:0x7f0d3ad6c08e [ 101.828818][ T2154] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 101.829390][ T2154] RSP: 002b:00007ffe4f301430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 101.829607][ T2154] RAX: ffffffffffffffda RBX: 00007ffe4f301be0 RCX: 00007f0d3ad6c08e [ 101.829818][ T2154] RDX: 0000000000000000 RSI: 00007ffe4f3014e0 RDI: 0000000000000005 [ 101.830020][ T2154] RBP: 00007ffe4f301440 R08: 0000000000000000 R09: 0000000000000000 [ 101.830223][ T2154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d017 [ 101.830428][ T2154] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4f301ba0 | [ 101.865250][ T2155] ------------[ cut here ]------------ | [ 101.865422][ T2155] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2155 | [ 101.865722][ T2155] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.866184][ T2155] Tainted: [W]=WARN [ 101.866285][ T2155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.866466][ T2155] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.866650][ T2155] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.867156][ T2155] RSP: 0018:ffa0000001d8f020 EFLAGS: 00010286 [ 101.867328][ T2155] RAX: 00000000ffffffa6 RBX: ff1100000bf6dc40 RCX: 1ff40000003b1dca [ 101.867552][ T2155] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6dcfc [ 101.867774][ T2155] RBP: ff110000129d4000 R08: 1fe22000017edba1 R09: ff11000009890b58 [ 101.867992][ T2155] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 101.868201][ T2155] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 101.868418][ T2155] FS: 00007ff0978c6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 101.868669][ T2155] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.868846][ T2155] CR2: 000000002775d988 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 101.869051][ T2155] PKRU: 55555554 [ 101.869159][ T2155] Call Trace: [ 101.869261][ T2155] [ 101.869339][ T2155] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.869756][ T2155] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.869867][ T2155] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 101.870000][ T2155] __dev_notify_flags (net/core/dev.c:9787) [ 101.870148][ T2155] ? netif_change_name (net/core/dev.c:1495) [ 101.870283][ T2155] ? __dev_change_flags (net/core/dev.c:9752) [ 101.870433][ T2155] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 101.870571][ T2155] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.870724][ T2155] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 101.870869][ T2155] netif_change_flags (net/core/dev.c:9820) [ 101.871006][ T2155] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 101.871143][ T2155] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 101.871280][ T2155] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 101.871422][ T2155] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 101.871604][ T2155] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 101.871742][ T2155] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.871885][ T2155] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 101.872018][ T2155] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 101.872156][ T2155] ? __kernel_text_address (kernel/extable.c:79) [ 101.872291][ T2155] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.872439][ T2155] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.872575][ T2155] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 101.872724][ T2155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.872867][ T2155] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.873012][ T2155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.873147][ T2155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.873284][ T2155] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 101.873451][ T2155] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 101.873596][ T2155] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 101.873754][ T2155] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 101.873889][ T2155] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 101.874034][ T2155] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 101.874178][ T2155] rtnl_newlink (net/core/rtnetlink.c:4150) [ 101.874320][ T2155] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.874464][ T2155] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.874607][ T2155] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.874750][ T2155] ? mark_usage (kernel/locking/lockdep.c:4674) [ 101.874883][ T2155] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.875031][ T2155] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.875176][ T2155] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.875310][ T2155] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.875466][ T2155] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.875612][ T2155] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.875756][ T2155] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 101.875894][ T2155] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.876040][ T2155] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.876178][ T2155] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.876315][ T2155] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.876463][ T2155] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.876604][ T2155] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 101.876743][ T2155] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.876888][ T2155] ? netlink_ack (./include/linux/skbuff.h:2718) [ 101.877032][ T2155] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 101.877168][ T2155] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 101.877313][ T2155] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 101.877459][ T2155] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 101.877604][ T2155] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.877757][ T2155] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 101.877892][ T2155] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.878030][ T2155] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 101.878178][ T2155] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 101.878324][ T2155] ? copy_msghdr_from_user (net/socket.c:2635) [ 101.878474][ T2155] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 101.878652][ T2155] ? move_addr_to_kernel (net/socket.c:258) [ 101.878800][ T2155] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 101.878940][ T2155] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.879082][ T2155] ___sys_sendmsg (net/socket.c:2752) [ 101.879222][ T2155] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 101.879397][ T2155] ? copy_msghdr_from_user (net/socket.c:2603) [ 101.879549][ T2155] __sys_sendmsg (net/socket.c:2784) [ 101.879689][ T2155] ? __sys_sendmsg_sock (net/socket.c:2765) [ 101.879829][ T2155] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 101.880004][ T2155] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 101.880144][ T2155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.880278][ T2155] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.880422][ T2155] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.880560][ T2155] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.880703][ T2155] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.880887][ T2155] RIP: 0033:0x7ff097b0008e [ 101.881037][ T2155] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 101.881526][ T2155] RSP: 002b:00007ffcf16233d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 101.881741][ T2155] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff097b0008e [ 101.881941][ T2155] RDX: 0000000000000000 RSI: 00007ffcf1623480 RDI: 0000000000000005 [ 101.882140][ T2155] RBP: 00007ffcf16233e0 R08: 0000000000000000 R09: 0000000000000000 [ 101.882337][ T2155] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 101.882554][ T2155] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf1623b50 | [ 101.921441][ T2156] ------------[ cut here ]------------ | [ 101.921621][ T2156] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2156 | [ 101.921923][ T2156] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.922513][ T2156] Tainted: [W]=WARN [ 101.922621][ T2156] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.922796][ T2156] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.922968][ T2156] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.923441][ T2156] RSP: 0018:ffa0000001d9f020 EFLAGS: 00010286 [ 101.923621][ T2156] RAX: 00000000ffffffa6 RBX: ff1100000c17b1c0 RCX: 1ff40000003b3dca [ 101.923826][ T2156] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17b27c [ 101.924025][ T2156] RBP: ff11000008e51000 R08: 1fe220000182f651 R09: ff11000009895158 [ 101.924231][ T2156] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 101.924431][ T2156] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 101.924643][ T2156] FS: 00007f256f59f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.924881][ T2156] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.925047][ T2156] CR2: 00000000081b8988 CR3: 00000000106e4004 CR4: 0000000000771ef0 [ 101.925245][ T2156] PKRU: 55555554 [ 101.925343][ T2156] Call Trace: [ 101.925454][ T2156] [ 101.925524][ T2156] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.925665][ T2156] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.925775][ T2156] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 101.925906][ T2156] __dev_notify_flags (net/core/dev.c:9787) [ 101.926040][ T2156] ? netif_change_name (net/core/dev.c:1495) [ 101.926171][ T2156] ? __dev_change_flags (net/core/dev.c:9752) [ 101.926304][ T2156] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 101.926442][ T2156] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.926577][ T2156] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 101.926721][ T2156] netif_change_flags (net/core/dev.c:9820) [ 101.926854][ T2156] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 101.926986][ T2156] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 101.927122][ T2156] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 101.927255][ T2156] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 101.927425][ T2156] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 101.927561][ T2156] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.927699][ T2156] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 101.927829][ T2156] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 101.927961][ T2156] ? __kernel_text_address (kernel/extable.c:79) [ 101.928093][ T2156] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.928228][ T2156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.928363][ T2156] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 101.928496][ T2156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.928637][ T2156] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 101.928773][ T2156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.928903][ T2156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.929035][ T2156] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 101.929169][ T2156] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 101.929300][ T2156] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 101.929439][ T2156] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 101.929574][ T2156] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 101.929736][ T2156] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 101.929875][ T2156] rtnl_newlink (net/core/rtnetlink.c:4150) [ 101.930011][ T2156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.930141][ T2156] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.930273][ T2156] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.930413][ T2156] ? mark_usage (kernel/locking/lockdep.c:4674) [ 101.930550][ T2156] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.930706][ T2156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.930842][ T2156] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.930974][ T2156] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.931106][ T2156] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 101.931238][ T2156] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 101.931377][ T2156] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 101.931515][ T2156] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.931679][ T2156] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.931818][ T2156] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.931952][ T2156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.932082][ T2156] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 101.932213][ T2156] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 101.932351][ T2156] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 101.932494][ T2156] ? netlink_ack (./include/linux/skbuff.h:2718) [ 101.932632][ T2156] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 101.932770][ T2156] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 101.932902][ T2156] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 101.933036][ T2156] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 101.933168][ T2156] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 101.933301][ T2156] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 101.933496][ T2156] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.933631][ T2156] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 101.933775][ T2156] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 101.933907][ T2156] ? copy_msghdr_from_user (net/socket.c:2635) [ 101.934039][ T2156] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 101.934203][ T2156] ? move_addr_to_kernel (net/socket.c:258) [ 101.934336][ T2156] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 101.934536][ T2156] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 101.934676][ T2156] ___sys_sendmsg (net/socket.c:2752) [ 101.934814][ T2156] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 101.934978][ T2156] ? copy_msghdr_from_user (net/socket.c:2603) [ 101.935132][ T2156] __sys_sendmsg (net/socket.c:2784) [ 101.935265][ T2156] ? __sys_sendmsg_sock (net/socket.c:2765) [ 101.935476][ T2156] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 101.935800][ T2156] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 101.935940][ T2156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 101.936074][ T2156] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 101.936206][ T2156] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 101.936336][ T2156] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 101.936537][ T2156] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 101.936708][ T2156] RIP: 0033:0x7f256f7d908e [ 101.936845][ T2156] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 101.937314][ T2156] RSP: 002b:00007fffdad3ff30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 101.937594][ T2156] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f256f7d908e [ 101.937796][ T2156] RDX: 0000000000000000 RSI: 00007fffdad3ffe0 RDI: 0000000000000005 [ 101.937992][ T2156] RBP: 00007fffdad3ff40 R08: 0000000000000000 R09: 0000000000000000 [ 101.938191][ T2156] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 101.938466][ T2156] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdad406b0 | [ 101.940510][ T211] ------------[ cut here ]------------ | [ 101.940645][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 101.940893][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 101.941362][ T211] Tainted: [W]=WARN [ 101.941456][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 101.941620][ T211] Workqueue: events_unbound linkwatch_event [ 101.941786][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 101.941948][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 101.942392][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 101.942548][ T211] RAX: 00000000ffffffa6 RBX: ff1100000fa29c40 RCX: 1ff400000011cf02 [ 101.942750][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29cfc [ 101.942932][ T211] RBP: ff110000129d4000 R08: 1fe2200001f453a1 R09: ff1100001018aea8 [ 101.943118][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 101.943310][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 101.943517][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 101.943740][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.943896][ T211] CR2: 00000000081b8988 CR3: 00000000106e4004 CR4: 0000000000771ef0 [ 101.944080][ T211] PKRU: 55555554 [ 101.944171][ T211] Call Trace: [ 101.944263][ T211] [ 101.944326][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 101.944456][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 101.944594][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 101.944707][ T211] netif_state_change (net/core/dev.c:1605) [ 101.944832][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 101.944987][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 101.945108][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 101.945233][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 101.945364][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 101.945489][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 101.945618][ T211] process_one_work (kernel/workqueue.c:3314) [ 101.945756][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 101.945889][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 101.946017][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 101.946143][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.946272][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 101.946403][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 101.946527][ T211] kthread (kernel/kthread.c:436) [ 101.946630][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 101.946789][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 101.946911][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 101.947035][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 101.947197][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 101.947329][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 101.947459][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 102.032910][ T2158] ------------[ cut here ]------------ | [ 102.033111][ T2158] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2158 | [ 102.034006][ T2158] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.034569][ T2158] Tainted: [W]=WARN [ 102.034756][ T2158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.034977][ T2158] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.035204][ T2158] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.035754][ T2158] RSP: 0018:ffa0000001d9f150 EFLAGS: 00010286 [ 102.035972][ T2158] RAX: 00000000ffffffa6 RBX: ff110000128a1380 RCX: 1ff40000003b3df0 [ 102.036219][ T2158] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a143c [ 102.036485][ T2158] RBP: ff11000008e51000 R08: 1fe2200002514289 R09: ff11000009a7ae58 [ 102.036751][ T2158] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 102.036999][ T2158] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c932dc0 [ 102.037257][ T2158] FS: 00007f4424751840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 102.037557][ T2158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.037794][ T2158] CR2: 00000000004ebb28 CR3: 00000000102b6005 CR4: 0000000000771ef0 [ 102.038048][ T2158] PKRU: 55555554 [ 102.038198][ T2158] Call Trace: [ 102.038364][ T2158] [ 102.038483][ T2158] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.038679][ T2158] ? notifier_call_chain (kernel/notifier.c:85) [ 102.038878][ T2158] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.039032][ T2158] netif_state_change (net/core/dev.c:1605) [ 102.039218][ T2158] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.039452][ T2158] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 102.039681][ T2158] linkwatch_sync_dev (net/core/link_watch.c:295) [ 102.039874][ T2158] rtnl_getlink (net/core/rtnetlink.c:4273) [ 102.040059][ T2158] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.040248][ T2158] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.040446][ T2158] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 102.040641][ T2158] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.040839][ T2158] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.041023][ T2158] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.041225][ T2158] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.041423][ T2158] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.041614][ T2158] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.041806][ T2158] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.041994][ T2158] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.042183][ T2158] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.042383][ T2158] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 102.042569][ T2158] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.042841][ T2158] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.043064][ T2158] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.043250][ T2158] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.043452][ T2158] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.043649][ T2158] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.043846][ T2158] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.044030][ T2158] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.044216][ T2158] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.044417][ T2158] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.044601][ T2158] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.044801][ T2158] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.044990][ T2158] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.045175][ T2158] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.045375][ T2158] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.045561][ T2158] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.045764][ T2158] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.045957][ T2158] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.046148][ T2158] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.046332][ T2158] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.046563][ T2158] ? move_addr_to_kernel (net/socket.c:258) [ 102.046769][ T2158] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.046964][ T2158] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.047152][ T2158] ___sys_sendmsg (net/socket.c:2752) [ 102.047337][ T2158] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.047540][ T2158] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 102.047742][ T2158] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.047937][ T2158] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 102.048126][ T2158] __sys_sendmsg (net/socket.c:2784) [ 102.048318][ T2158] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.048518][ T2158] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.048723][ T2158] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.048910][ T2158] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.049098][ T2158] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.049283][ T2158] ? irq_exit_rcu (kernel/softirq.c:754) [ 102.049483][ T2158] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.049720][ T2158] RIP: 0033:0x7f442498b08e [ 102.049913][ T2158] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.050452][ T2158] RSP: 002b:00007ffc4264a350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.050740][ T2158] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f442498b08e [ 102.050992][ T2158] RDX: 0000000000000000 RSI: 00007ffc4264a400 RDI: 0000000000000006 [ 102.051239][ T2158] RBP: 00007ffc4264a360 R08: 0000000000000000 R09: 0000000000000000 [ 102.051503][ T2158] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.051782][ T2158] R13: 00007ffc4264a4b0 R14: 000000000000000d R15: 00007ffc4264b87a | [ 102.159186][ T2161] ------------[ cut here ]------------ | [ 102.160064][ T2161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2161 | [ 102.160415][ T2161] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.161025][ T2161] Tainted: [W]=WARN [ 102.161187][ T2161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.161433][ T2161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.161687][ T2161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.162256][ T2161] RSP: 0018:ffa0000001dcefd0 EFLAGS: 00010286 [ 102.162505][ T2161] RAX: 00000000ffffffa6 RBX: ff1100000c216e40 RCX: 1ff40000003b9dc0 [ 102.162792][ T2161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c216efc [ 102.163059][ T2161] RBP: ff1100000eb02000 R08: 1fe2200001842de1 R09: ff1100000ffd5180 [ 102.163327][ T2161] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 102.163614][ T2161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb02e44 [ 102.163895][ T2161] FS: 00007f0d6a670840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 102.164202][ T2161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.164451][ T2161] CR2: 00007f0d6a869460 CR3: 00000000095c7001 CR4: 0000000000771ef0 [ 102.164740][ T2161] PKRU: 55555554 [ 102.164901][ T2161] Call Trace: [ 102.165062][ T2161] [ 102.165189][ T2161] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.165421][ T2161] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 102.165633][ T2161] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.165805][ T2161] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 102.166003][ T2161] __dev_notify_flags (net/core/dev.c:9787) [ 102.166201][ T2161] ? notifier_call_chain (kernel/notifier.c:85) [ 102.166419][ T2161] ? netif_change_name (net/core/dev.c:1495) [ 102.166622][ T2161] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 102.166835][ T2161] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 102.167037][ T2161] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 102.167240][ T2161] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 102.167457][ T2161] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 102.167676][ T2161] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 102.167893][ T2161] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 102.168094][ T2161] ? nla_strscpy (lib/nlattr.c:795) [ 102.168298][ T2161] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 102.168512][ T2161] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 102.168732][ T2161] ? __dev_get_by_name (net/core/dev.c:883) [ 102.168932][ T2161] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 102.169135][ T2161] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 102.169340][ T2161] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.169553][ T2161] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.169766][ T2161] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.169964][ T2161] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.170165][ T2161] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.170391][ T2161] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.170599][ T2161] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.170812][ T2161] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.171014][ T2161] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.171213][ T2161] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.171424][ T2161] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.171628][ T2161] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.171837][ T2161] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.172033][ T2161] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.172232][ T2161] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.172439][ T2161] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.172650][ T2161] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.172858][ T2161] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.173058][ T2161] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.173257][ T2161] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.173470][ T2161] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.173679][ T2161] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.173889][ T2161] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.174090][ T2161] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.174295][ T2161] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.174512][ T2161] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.174728][ T2161] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.174927][ T2161] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.175159][ T2161] ? move_addr_to_kernel (net/socket.c:258) [ 102.175376][ T2161] ___sys_sendmsg (net/socket.c:2752) [ 102.175574][ T2161] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.175792][ T2161] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.176000][ T2161] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 102.176199][ T2161] __sys_sendmsg (net/socket.c:2784) [ 102.176414][ T2161] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.176623][ T2161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.176849][ T2161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.177047][ T2161] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.177246][ T2161] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.177457][ T2161] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.177672][ T2161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.177921][ T2161] RIP: 0033:0x7f0d6a8aa08e [ 102.178128][ T2161] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.178729][ T2161] RSP: 002b:00007ffc4ec999f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.179000][ T2161] RAX: ffffffffffffffda RBX: 00007ffc4ec9a1a0 RCX: 00007f0d6a8aa08e [ 102.179268][ T2161] RDX: 0000000000000000 RSI: 00007ffc4ec99aa0 RDI: 0000000000000005 [ 102.179552][ T2161] RBP: 00007ffc4ec99a00 R08: 0000000000000000 R09: 0000000000000000 [ 102.179836][ T2161] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.180103][ T2161] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4ec9a170 | [ 102.217043][ T2162] ------------[ cut here ]------------ | [ 102.217226][ T2162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2162 | [ 102.217521][ T2162] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.218011][ T2162] Tainted: [W]=WARN [ 102.218119][ T2162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.218327][ T2162] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.218525][ T2162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.219050][ T2162] RSP: 0018:ffa0000001d5efd0 EFLAGS: 00010286 [ 102.219235][ T2162] RAX: 00000000ffffffa6 RBX: ff110000057ba200 RCX: 1ff40000003abdc0 [ 102.219456][ T2162] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba2bc [ 102.219672][ T2162] RBP: ff11000008ea2000 R08: 1fe2200000af7459 R09: ff1100000ffd0b80 [ 102.219892][ T2162] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 102.220102][ T2162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ea2e44 [ 102.220317][ T2162] FS: 00007f546d198840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 102.220575][ T2162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.220769][ T2162] CR2: 00007f546d50d040 CR3: 00000000095c7002 CR4: 0000000000771ef0 [ 102.220984][ T2162] PKRU: 55555554 [ 102.221095][ T2162] Call Trace: [ 102.221203][ T2162] [ 102.221278][ T2162] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.222046][ T2162] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 102.222244][ T2162] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.222358][ T2162] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 102.222504][ T2162] __dev_notify_flags (net/core/dev.c:9787) [ 102.222662][ T2162] ? notifier_call_chain (kernel/notifier.c:85) [ 102.222813][ T2162] ? netif_change_name (net/core/dev.c:1495) [ 102.222957][ T2162] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 102.223106][ T2162] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 102.223251][ T2162] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 102.223402][ T2162] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 102.223552][ T2162] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 102.223707][ T2162] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 102.223855][ T2162] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 102.223998][ T2162] ? nla_strscpy (lib/nlattr.c:795) [ 102.224142][ T2162] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 102.224286][ T2162] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 102.224432][ T2162] ? __dev_get_by_name (net/core/dev.c:883) [ 102.224577][ T2162] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 102.224737][ T2162] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 102.224886][ T2162] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.225030][ T2162] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.225172][ T2162] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.225315][ T2162] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.225465][ T2162] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.225618][ T2162] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.225778][ T2162] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.225922][ T2162] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.226066][ T2162] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.226209][ T2162] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.226358][ T2162] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.226503][ T2162] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.226653][ T2162] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.226803][ T2162] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.226948][ T2162] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.227091][ T2162] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.227233][ T2162] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.227385][ T2162] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.227528][ T2162] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.227677][ T2162] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.227828][ T2162] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.227971][ T2162] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.228117][ T2162] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.228263][ T2162] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.228412][ T2162] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.228558][ T2162] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.228707][ T2162] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.228851][ T2162] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.229028][ T2162] ? move_addr_to_kernel (net/socket.c:258) [ 102.229176][ T2162] ___sys_sendmsg (net/socket.c:2752) [ 102.229318][ T2162] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.229466][ T2162] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.229625][ T2162] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 102.229777][ T2162] __sys_sendmsg (net/socket.c:2784) [ 102.229921][ T2162] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.230069][ T2162] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.230219][ T2162] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.230372][ T2162] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.230515][ T2162] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.230668][ T2162] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.230819][ T2162] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.230996][ T2162] RIP: 0033:0x7f546d3d208e [ 102.231146][ T2162] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.231671][ T2162] RSP: 002b:00007ffc1ac5c600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.231895][ T2162] RAX: ffffffffffffffda RBX: 00007ffc1ac5cdb0 RCX: 00007f546d3d208e [ 102.232113][ T2162] RDX: 0000000000000000 RSI: 00007ffc1ac5c6b0 RDI: 0000000000000005 [ 102.232327][ T2162] RBP: 00007ffc1ac5c610 R08: 0000000000000000 R09: 0000000000000000 [ 102.232547][ T2162] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.232773][ T2162] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1ac5cd80 | [ 102.266737][ T2163] ------------[ cut here ]------------ | [ 102.266911][ T2163] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2163 | [ 102.267187][ T2163] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.267658][ T2163] Tainted: [W]=WARN [ 102.267771][ T2163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.267941][ T2163] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.268117][ T2163] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.268619][ T2163] RSP: 0018:ffa0000001dcf020 EFLAGS: 00010286 [ 102.268800][ T2163] RAX: 00000000ffffffa6 RBX: ff1100000d7e3540 RCX: 1ff40000003b9dca [ 102.269005][ T2163] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e35fc [ 102.269207][ T2163] RBP: ff1100000eb02000 R08: 1fe2200001afc6c1 R09: ff11000009850b58 [ 102.269415][ T2163] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 102.269636][ T2163] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 102.269846][ T2163] FS: 00007fcfc5ab3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 102.270086][ T2163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.270256][ T2163] CR2: 0000000025ba4988 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 102.270488][ T2163] PKRU: 55555554 [ 102.270596][ T2163] Call Trace: [ 102.270704][ T2163] [ 102.270780][ T2163] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.270920][ T2163] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.271024][ T2163] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 102.271162][ T2163] __dev_notify_flags (net/core/dev.c:9787) [ 102.271301][ T2163] ? netif_change_name (net/core/dev.c:1495) [ 102.271451][ T2163] ? __dev_change_flags (net/core/dev.c:9752) [ 102.271595][ T2163] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 102.271736][ T2163] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.271870][ T2163] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 102.272012][ T2163] netif_change_flags (net/core/dev.c:9820) [ 102.272157][ T2163] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 102.272296][ T2163] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 102.272450][ T2163] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 102.272592][ T2163] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 102.272771][ T2163] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 102.272904][ T2163] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.273039][ T2163] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 102.273175][ T2163] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.273312][ T2163] ? __kernel_text_address (kernel/extable.c:79) [ 102.273456][ T2163] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.273597][ T2163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.273739][ T2163] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.273876][ T2163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.274011][ T2163] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 102.274145][ T2163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.274277][ T2163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.274418][ T2163] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 102.274556][ T2163] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 102.274703][ T2163] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 102.274842][ T2163] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.274982][ T2163] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 102.275121][ T2163] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 102.275258][ T2163] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.275396][ T2163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.275527][ T2163] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.275663][ T2163] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.275802][ T2163] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.275935][ T2163] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.276070][ T2163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.276204][ T2163] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.276339][ T2163] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.276478][ T2163] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.276619][ T2163] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.276759][ T2163] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.276892][ T2163] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.277025][ T2163] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.277160][ T2163] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.277296][ T2163] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.277444][ T2163] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.277587][ T2163] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.277728][ T2163] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.277862][ T2163] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.278001][ T2163] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.278136][ T2163] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.278272][ T2163] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.278414][ T2163] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.278549][ T2163] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.278697][ T2163] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.278833][ T2163] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.278970][ T2163] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.279107][ T2163] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.279243][ T2163] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.279383][ T2163] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.279557][ T2163] ? move_addr_to_kernel (net/socket.c:258) [ 102.279704][ T2163] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.279840][ T2163] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.279976][ T2163] ___sys_sendmsg (net/socket.c:2752) [ 102.280107][ T2163] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 102.280272][ T2163] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.280423][ T2163] __sys_sendmsg (net/socket.c:2784) [ 102.280560][ T2163] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.280703][ T2163] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 102.280872][ T2163] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 102.281006][ T2163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.281140][ T2163] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.281273][ T2163] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.281413][ T2163] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.281552][ T2163] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.281734][ T2163] RIP: 0033:0x7fcfc5ced08e [ 102.281877][ T2163] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.282359][ T2163] RSP: 002b:00007ffd9e68fa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.282562][ T2163] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcfc5ced08e [ 102.282770][ T2163] RDX: 0000000000000000 RSI: 00007ffd9e68fb00 RDI: 0000000000000005 [ 102.282970][ T2163] RBP: 00007ffd9e68fa60 R08: 0000000000000000 R09: 0000000000000000 [ 102.283174][ T2163] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.283381][ T2163] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9e6901d0 | [ 102.310482][ T2164] ------------[ cut here ]------------ | [ 102.310653][ T2164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2164 | [ 102.310940][ T2164] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.311399][ T2164] Tainted: [W]=WARN [ 102.311507][ T2164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.311681][ T2164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.311860][ T2164] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.312444][ T2164] RSP: 0018:ffa0000001d5f020 EFLAGS: 00010286 [ 102.312655][ T2164] RAX: 00000000ffffffa6 RBX: ff1100000c57b000 RCX: 1ff40000003abdca [ 102.312868][ T2164] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b0bc [ 102.313067][ T2164] RBP: ff11000008ea2000 R08: 1fe22000018af619 R09: ff11000009138b58 [ 102.313267][ T2164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 102.313537][ T2164] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 102.313840][ T2164] FS: 00007f5db09a1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 102.314075][ T2164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.314246][ T2164] CR2: 00007f5db0c711a0 CR3: 000000000da6a002 CR4: 0000000000771ef0 [ 102.314537][ T2164] PKRU: 55555554 [ 102.314642][ T2164] Call Trace: [ 102.314748][ T2164] [ 102.314818][ T2164] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.314956][ T2164] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.315056][ T2164] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 102.315189][ T2164] __dev_notify_flags (net/core/dev.c:9787) [ 102.315327][ T2164] ? netif_change_name (net/core/dev.c:1495) [ 102.315539][ T2164] ? __dev_change_flags (net/core/dev.c:9752) [ 102.315679][ T2164] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 102.315817][ T2164] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.315953][ T2164] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 102.316087][ T2164] netif_change_flags (net/core/dev.c:9820) [ 102.316222][ T2164] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 102.316434][ T2164] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 102.316572][ T2164] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 102.316717][ T2164] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 102.316885][ T2164] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 102.317019][ T2164] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.317152][ T2164] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 102.317286][ T2164] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.317476][ T2164] ? __kernel_text_address (kernel/extable.c:79) [ 102.317622][ T2164] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.317767][ T2164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.317900][ T2164] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.318036][ T2164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.318168][ T2164] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 102.318302][ T2164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.318443][ T2164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.318579][ T2164] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 102.318722][ T2164] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 102.318859][ T2164] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 102.318992][ T2164] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.319127][ T2164] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 102.319265][ T2164] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 102.319410][ T2164] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.319545][ T2164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.319681][ T2164] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.319822][ T2164] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.319955][ T2164] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.320087][ T2164] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.320227][ T2164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.320363][ T2164] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.320495][ T2164] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.320631][ T2164] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.320771][ T2164] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.320905][ T2164] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.321038][ T2164] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.321185][ T2164] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.321319][ T2164] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.321462][ T2164] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.321596][ T2164] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.321736][ T2164] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.321875][ T2164] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.322009][ T2164] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.322146][ T2164] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.322278][ T2164] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.322421][ T2164] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.322556][ T2164] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.322701][ T2164] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.322836][ T2164] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.322973][ T2164] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.323109][ T2164] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.323244][ T2164] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.323383][ T2164] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.323520][ T2164] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.323696][ T2164] ? move_addr_to_kernel (net/socket.c:258) [ 102.323830][ T2164] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.323963][ T2164] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.324095][ T2164] ___sys_sendmsg (net/socket.c:2752) [ 102.324233][ T2164] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 102.324409][ T2164] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.324555][ T2164] __sys_sendmsg (net/socket.c:2784) [ 102.324701][ T2164] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.324834][ T2164] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 102.325011][ T2164] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 102.325143][ T2164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.325277][ T2164] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.325415][ T2164] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.325551][ T2164] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.325698][ T2164] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.325866][ T2164] RIP: 0033:0x7f5db0bdb08e [ 102.326005][ T2164] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.326482][ T2164] RSP: 002b:00007ffdc77e5dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.326695][ T2164] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5db0bdb08e [ 102.326893][ T2164] RDX: 0000000000000000 RSI: 00007ffdc77e5e70 RDI: 0000000000000005 [ 102.327090][ T2164] RBP: 00007ffdc77e5dd0 R08: 0000000000000000 R09: 0000000000000000 [ 102.327288][ T2164] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.327492][ T2164] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc77e6540 | [ 102.424855][ T2167] ------------[ cut here ]------------ | [ 102.425032][ T2167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2167 | [ 102.425316][ T2167] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.426398][ T2167] Tainted: [W]=WARN [ 102.426510][ T2167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.426700][ T2167] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.426888][ T2167] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.427431][ T2167] RSP: 0018:ffa0000001dff090 EFLAGS: 00010286 [ 102.427619][ T2167] RAX: 00000000ffffffa6 RBX: ff11000006050200 RCX: 1ff40000003bfdd8 [ 102.427841][ T2167] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060502bc [ 102.428053][ T2167] RBP: ff1100000eb02000 R08: 1fe2200000c0a059 R09: ff1100000ec70b80 [ 102.428265][ T2167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 102.428487][ T2167] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 102.428720][ T2167] FS: 00007f95b7a2f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 102.428975][ T2167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.429153][ T2167] CR2: 00007f95b7c28460 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 102.429382][ T2167] PKRU: 55555554 [ 102.429493][ T2167] Call Trace: [ 102.429603][ T2167] [ 102.429677][ T2167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.429827][ T2167] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 102.429970][ T2167] notifier_call_chain (kernel/notifier.c:85) [ 102.430112][ T2167] __netdev_upper_dev_link (net/core/dev.c:8931) [ 102.430251][ T2167] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 102.430401][ T2167] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 102.430548][ T2167] netdev_upper_dev_link (net/core/dev.c:8972) [ 102.430706][ T2167] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 102.430849][ T2167] register_vlan_dev (net/8021q/vlan.c:183) [ 102.430993][ T2167] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 102.431134][ T2167] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 102.431274][ T2167] ? nla_strscpy (lib/nlattr.c:795) [ 102.431421][ T2167] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 102.431564][ T2167] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 102.431718][ T2167] ? __dev_get_by_name (net/core/dev.c:883) [ 102.431869][ T2167] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 102.432018][ T2167] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 102.432160][ T2167] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.432302][ T2167] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.432448][ T2167] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.432594][ T2167] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.432737][ T2167] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.432878][ T2167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.433022][ T2167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.433162][ T2167] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.433309][ T2167] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.433459][ T2167] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.433604][ T2167] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.433752][ T2167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.433897][ T2167] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.434042][ T2167] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.434194][ T2167] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.434337][ T2167] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.434486][ T2167] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.434636][ T2167] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.434779][ T2167] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.434920][ T2167] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.435060][ T2167] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.435202][ T2167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.435343][ T2167] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.435489][ T2167] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.435631][ T2167] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.435775][ T2167] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.435912][ T2167] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.436050][ T2167] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.436221][ T2167] ? move_addr_to_kernel (net/socket.c:258) [ 102.436439][ T2167] ___sys_sendmsg (net/socket.c:2752) [ 102.436583][ T2167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.436731][ T2167] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.436879][ T2167] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 102.437020][ T2167] __sys_sendmsg (net/socket.c:2784) [ 102.437158][ T2167] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.437300][ T2167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.437526][ T2167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.437668][ T2167] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.437811][ T2167] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.437977][ T2167] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.438123][ T2167] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.438299][ T2167] RIP: 0033:0x7f95b7c6908e [ 102.438550][ T2167] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.439059][ T2167] RSP: 002b:00007ffe510c77c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.439275][ T2167] RAX: ffffffffffffffda RBX: 00007ffe510c7f80 RCX: 00007f95b7c6908e [ 102.439547][ T2167] RDX: 0000000000000000 RSI: 00007ffe510c7870 RDI: 0000000000000005 [ 102.439771][ T2167] RBP: 00007ffe510c77d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.439978][ T2167] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.440197][ T2167] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe510c7f40 | [ 102.441974][ T2167] ------------[ cut here ]------------ | [ 102.442109][ T2167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2167 | [ 102.442383][ T2167] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.442839][ T2167] Tainted: [W]=WARN [ 102.442955][ T2167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.443129][ T2167] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.443313][ T2167] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.443817][ T2167] RSP: 0018:ffa0000001dff1b0 EFLAGS: 00010286 [ 102.443997][ T2167] RAX: 00000000ffffffa6 RBX: ff11000006050c80 RCX: 1ff40000003bfdfc [ 102.444203][ T2167] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050d3c [ 102.444413][ T2167] RBP: ff1100000a111000 R08: 1fe2200000c0a1a9 R09: ff1100000ec70b80 [ 102.444626][ T2167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 102.444837][ T2167] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 102.445046][ T2167] FS: 00007f95b7a2f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 102.445304][ T2167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.445498][ T2167] CR2: 00007f95b7c28460 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 102.445718][ T2167] PKRU: 55555554 [ 102.445912][ T2167] Call Trace: [ 102.446016][ T2167] [ 102.446089][ T2167] ? register_vlan_dev (net/8021q/vlan.c:188) [ 102.446227][ T2167] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.446370][ T2167] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.446608][ T2167] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.446718][ T2167] __dev_notify_flags (net/core/dev.c:9787) [ 102.446855][ T2167] ? netdev_update_features (net/core/dev.c:11098) [ 102.447001][ T2167] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 102.447264][ T2167] ? netif_change_name (net/core/dev.c:1495) [ 102.447406][ T2167] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 102.447546][ T2167] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 102.447695][ T2167] ? register_vlan_dev (net/8021q/vlan.c:196) [ 102.447922][ T2167] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 102.448060][ T2167] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 102.448196][ T2167] ? nla_strscpy (lib/nlattr.c:795) [ 102.448336][ T2167] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 102.448572][ T2167] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 102.448718][ T2167] ? __dev_get_by_name (net/core/dev.c:883) [ 102.448858][ T2167] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 102.449009][ T2167] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 102.449242][ T2167] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.449393][ T2167] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.449531][ T2167] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.449674][ T2167] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.449910][ T2167] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.450046][ T2167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.450197][ T2167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.450338][ T2167] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.450572][ T2167] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.450722][ T2167] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.450860][ T2167] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.451000][ T2167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.451229][ T2167] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.451373][ T2167] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.451513][ T2167] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.451658][ T2167] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.451891][ T2167] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.452031][ T2167] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.452170][ T2167] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.452308][ T2167] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.452454][ T2167] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.452597][ T2167] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.452739][ T2167] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.452887][ T2167] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.453117][ T2167] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.453255][ T2167] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.453396][ T2167] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.453538][ T2167] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.453806][ T2167] ? move_addr_to_kernel (net/socket.c:258) [ 102.453948][ T2167] ___sys_sendmsg (net/socket.c:2752) [ 102.454083][ T2167] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.454230][ T2167] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.454475][ T2167] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 102.454622][ T2167] __sys_sendmsg (net/socket.c:2784) [ 102.454766][ T2167] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.454909][ T2167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.455137][ T2167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.455277][ T2167] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.455424][ T2167] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.455561][ T2167] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.455806][ T2167] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.455989][ T2167] RIP: 0033:0x7f95b7c6908e [ 102.456137][ T2167] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.456741][ T2167] RSP: 002b:00007ffe510c77c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.456952][ T2167] RAX: ffffffffffffffda RBX: 00007ffe510c7f80 RCX: 00007f95b7c6908e [ 102.457259][ T2167] RDX: 0000000000000000 RSI: 00007ffe510c7870 RDI: 0000000000000005 [ 102.457469][ T2167] RBP: 00007ffe510c77d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.457778][ T2167] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.457995][ T2167] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe510c7f40 | [ 102.494384][ T2168] ------------[ cut here ]------------ | [ 102.494551][ T2168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2168 | [ 102.494842][ T2168] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.495314][ T2168] Tainted: [W]=WARN [ 102.495435][ T2168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.495621][ T2168] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.495811][ T2168] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.496327][ T2168] RSP: 0018:ffa0000001e0f090 EFLAGS: 00010286 [ 102.496514][ T2168] RAX: 00000000ffffffa6 RBX: ff1100000fbbeac0 RCX: 1ff40000003c1dd8 [ 102.496738][ T2168] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeb7c [ 102.496950][ T2168] RBP: ff11000008ea2000 R08: 1fe2200001f77d71 R09: ff1100000ec72e80 [ 102.497169][ T2168] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 102.497471][ T2168] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 102.497696][ T2168] FS: 00007f4704e56840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 102.497951][ T2168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.498133][ T2168] CR2: 00007f470504f460 CR3: 000000000e376001 CR4: 0000000000771ef0 [ 102.498424][ T2168] PKRU: 55555554 [ 102.498534][ T2168] Call Trace: [ 102.498712][ T2168] [ 102.498789][ T2168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.498932][ T2168] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 102.499076][ T2168] notifier_call_chain (kernel/notifier.c:85) [ 102.499222][ T2168] __netdev_upper_dev_link (net/core/dev.c:8931) [ 102.499530][ T2168] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 102.499682][ T2168] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 102.499832][ T2168] netdev_upper_dev_link (net/core/dev.c:8972) [ 102.499975][ T2168] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 102.500119][ T2168] register_vlan_dev (net/8021q/vlan.c:183) [ 102.500264][ T2168] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 102.500483][ T2168] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 102.500635][ T2168] ? nla_strscpy (lib/nlattr.c:795) [ 102.500786][ T2168] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 102.500930][ T2168] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 102.501072][ T2168] ? __dev_get_by_name (net/core/dev.c:883) [ 102.501220][ T2168] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 102.501475][ T2168] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 102.501631][ T2168] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.501781][ T2168] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.501924][ T2168] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.502067][ T2168] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.502209][ T2168] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.502434][ T2168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.502592][ T2168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.502743][ T2168] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.502886][ T2168] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.503027][ T2168] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.503179][ T2168] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.503325][ T2168] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.503476][ T2168] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.503627][ T2168] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.503778][ T2168] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.503921][ T2168] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.504067][ T2168] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.504216][ T2168] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.504364][ T2168] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.504512][ T2168] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.504664][ T2168] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.504819][ T2168] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.504965][ T2168] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.505127][ T2168] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.505274][ T2168] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.505427][ T2168] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.505571][ T2168] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.505725][ T2168] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.505901][ T2168] ? move_addr_to_kernel (net/socket.c:258) [ 102.506050][ T2168] ___sys_sendmsg (net/socket.c:2752) [ 102.506199][ T2168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.506354][ T2168] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.506509][ T2168] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 102.506670][ T2168] __sys_sendmsg (net/socket.c:2784) [ 102.506824][ T2168] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.506975][ T2168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.507126][ T2168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.507281][ T2168] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.507433][ T2168] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.507580][ T2168] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.507735][ T2168] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.507916][ T2168] RIP: 0033:0x7f470509008e [ 102.508067][ T2168] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.508606][ T2168] RSP: 002b:00007ffc5c54abb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.508830][ T2168] RAX: ffffffffffffffda RBX: 00007ffc5c54b370 RCX: 00007f470509008e [ 102.509046][ T2168] RDX: 0000000000000000 RSI: 00007ffc5c54ac60 RDI: 0000000000000005 [ 102.509267][ T2168] RBP: 00007ffc5c54abc0 R08: 0000000000000000 R09: 0000000000000000 [ 102.509487][ T2168] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.509711][ T2168] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5c54b330 | [ 102.511471][ T2168] ------------[ cut here ]------------ | [ 102.511615][ T2168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2168 | [ 102.511905][ T2168] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.512381][ T2168] Tainted: [W]=WARN [ 102.512489][ T2168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.512667][ T2168] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.512857][ T2168] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.513483][ T2168] RSP: 0018:ffa0000001e0f1b0 EFLAGS: 00010286 [ 102.513667][ T2168] RAX: 00000000ffffffa6 RBX: ff1100000fbbfc40 RCX: 1ff40000003c1dfc [ 102.513879][ T2168] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfcfc [ 102.514088][ T2168] RBP: ff11000001dd4000 R08: 1fe2200001f77fa1 R09: ff1100000ec72e80 [ 102.514304][ T2168] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 102.514587][ T2168] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 102.514809][ T2168] FS: 00007f4704e56840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 102.515055][ T2168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.515235][ T2168] CR2: 00007f470504f460 CR3: 000000000e376001 CR4: 0000000000771ef0 [ 102.515512][ T2168] PKRU: 55555554 [ 102.515626][ T2168] Call Trace: [ 102.515739][ T2168] [ 102.515812][ T2168] ? register_vlan_dev (net/8021q/vlan.c:188) [ 102.515951][ T2168] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.516093][ T2168] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.516235][ T2168] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.516343][ T2168] __dev_notify_flags (net/core/dev.c:9787) [ 102.516553][ T2168] ? netdev_update_features (net/core/dev.c:11098) [ 102.516704][ T2168] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 102.516879][ T2168] ? netif_change_name (net/core/dev.c:1495) [ 102.517020][ T2168] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 102.517159][ T2168] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 102.517307][ T2168] ? register_vlan_dev (net/8021q/vlan.c:196) [ 102.517507][ T2168] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 102.517686][ T2168] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 102.517830][ T2168] ? nla_strscpy (lib/nlattr.c:795) [ 102.517972][ T2168] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 102.518114][ T2168] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 102.518255][ T2168] ? __dev_get_by_name (net/core/dev.c:883) [ 102.518455][ T2168] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 102.518609][ T2168] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 102.518758][ T2168] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.518902][ T2168] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.519042][ T2168] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.519183][ T2168] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.519328][ T2168] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.519533][ T2168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.519686][ T2168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.519832][ T2168] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.519974][ T2168] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.520115][ T2168] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.520254][ T2168] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.520455][ T2168] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.520602][ T2168] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.520751][ T2168] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.520890][ T2168] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.521030][ T2168] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.521169][ T2168] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.521311][ T2168] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.521509][ T2168] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.521658][ T2168] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.521806][ T2168] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.521950][ T2168] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.522090][ T2168] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.522229][ T2168] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.522427][ T2168] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.522567][ T2168] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.522718][ T2168] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.522860][ T2168] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.523035][ T2168] ? move_addr_to_kernel (net/socket.c:258) [ 102.523180][ T2168] ___sys_sendmsg (net/socket.c:2752) [ 102.523319][ T2168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.523477][ T2168] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.523631][ T2168] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 102.523777][ T2168] __sys_sendmsg (net/socket.c:2784) [ 102.523917][ T2168] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.524060][ T2168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.524200][ T2168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.524340][ T2168] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.524487][ T2168] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.524631][ T2168] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.524780][ T2168] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.524964][ T2168] RIP: 0033:0x7f470509008e [ 102.525109][ T2168] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.525635][ T2168] RSP: 002b:00007ffc5c54abb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.525852][ T2168] RAX: ffffffffffffffda RBX: 00007ffc5c54b370 RCX: 00007f470509008e [ 102.526061][ T2168] RDX: 0000000000000000 RSI: 00007ffc5c54ac60 RDI: 0000000000000005 [ 102.526270][ T2168] RBP: 00007ffc5c54abc0 R08: 0000000000000000 R09: 0000000000000000 [ 102.526486][ T2168] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.526704][ T2168] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5c54b330 | [ 102.560798][ T2169] ------------[ cut here ]------------ | [ 102.560989][ T2169] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2169 | [ 102.561283][ T2169] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.561764][ T2169] Tainted: [W]=WARN [ 102.561884][ T2169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.562068][ T2169] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.562273][ T2169] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.563032][ T2169] RSP: 0018:ffa0000001e1f020 EFLAGS: 00010286 [ 102.563305][ T2169] RAX: 00000000ffffffa6 RBX: ff1100000e9ec200 RCX: 1ff40000003c3dca [ 102.563782][ T2169] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec2bc [ 102.564239][ T2169] RBP: ff1100000a111000 R08: 1fe2200001d3d859 R09: ff1100000ec75158 [ 102.564707][ T2169] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 102.565031][ T2169] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 102.565254][ T2169] FS: 00007f7e9b0f5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 102.565588][ T2169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.565771][ T2169] CR2: 00000000248a5988 CR3: 000000000c275003 CR4: 0000000000771ef0 [ 102.565983][ T2169] PKRU: 55555554 [ 102.566091][ T2169] Call Trace: [ 102.566192][ T2169] [ 102.566278][ T2169] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.566518][ T2169] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.566628][ T2169] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 102.566773][ T2169] __dev_notify_flags (net/core/dev.c:9787) [ 102.566911][ T2169] ? netif_change_name (net/core/dev.c:1495) [ 102.567048][ T2169] ? __dev_change_flags (net/core/dev.c:9752) [ 102.567186][ T2169] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 102.567326][ T2169] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.567535][ T2169] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 102.567678][ T2169] netif_change_flags (net/core/dev.c:9820) [ 102.567822][ T2169] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 102.567957][ T2169] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 102.568099][ T2169] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 102.568243][ T2169] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 102.568483][ T2169] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 102.568625][ T2169] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.568777][ T2169] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 102.568912][ T2169] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.569051][ T2169] ? __kernel_text_address (kernel/extable.c:79) [ 102.569190][ T2169] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.569335][ T2169] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.569537][ T2169] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.569695][ T2169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.569835][ T2169] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 102.569980][ T2169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.570118][ T2169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.570251][ T2169] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 102.570448][ T2169] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 102.570589][ T2169] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 102.570731][ T2169] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.570872][ T2169] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 102.571012][ T2169] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 102.571156][ T2169] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.571298][ T2169] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.571460][ T2169] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.571598][ T2169] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.571741][ T2169] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.571877][ T2169] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.572016][ T2169] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.572156][ T2169] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.572303][ T2169] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.572455][ T2169] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.572594][ T2169] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.572735][ T2169] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.572870][ T2169] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.573003][ T2169] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.573136][ T2169] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.573271][ T2169] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.573412][ T2169] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.573548][ T2169] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.573695][ T2169] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.573831][ T2169] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.573968][ T2169] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.574099][ T2169] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.574235][ T2169] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.574376][ T2169] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.574510][ T2169] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.574651][ T2169] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.574792][ T2169] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.574930][ T2169] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.575065][ T2169] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.575201][ T2169] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.575339][ T2169] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.575510][ T2169] ? move_addr_to_kernel (net/socket.c:258) [ 102.575650][ T2169] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.575790][ T2169] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.575926][ T2169] ___sys_sendmsg (net/socket.c:2752) [ 102.576059][ T2169] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 102.576224][ T2169] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.576376][ T2169] __sys_sendmsg (net/socket.c:2784) [ 102.576512][ T2169] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.576650][ T2169] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 102.576825][ T2169] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 102.576959][ T2169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.577097][ T2169] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.577232][ T2169] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.577372][ T2169] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.577508][ T2169] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.577678][ T2169] RIP: 0033:0x7f7e9b32f08e [ 102.577822][ T2169] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.578312][ T2169] RSP: 002b:00007ffdfa4d38e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.578520][ T2169] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e9b32f08e [ 102.578731][ T2169] RDX: 0000000000000000 RSI: 00007ffdfa4d3990 RDI: 0000000000000005 [ 102.578931][ T2169] RBP: 00007ffdfa4d38f0 R08: 0000000000000000 R09: 0000000000000000 [ 102.579130][ T2169] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.579330][ T2169] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfa4d4060 | [ 102.606335][ T2170] ------------[ cut here ]------------ | [ 102.607169][ T2170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2170 | [ 102.607534][ T2170] Modules linked in: vxlan ip6_gre ip_gre gre | [ 102.607998][ T2170] Tainted: [W]=WARN [ 102.608100][ T2170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.608269][ T2170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 102.608456][ T2170] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 102.608942][ T2170] RSP: 0018:ffa0000001e2f020 EFLAGS: 00010286 [ 102.609121][ T2170] RAX: 00000000ffffffa6 RBX: ff1100000c414040 RCX: 1ff40000003c5dca [ 102.609332][ T2170] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4140fc [ 102.609547][ T2170] RBP: ff11000001dd4000 R08: 1fe2200001882821 R09: ff11000012a5d158 [ 102.609776][ T2170] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 102.609971][ T2170] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 102.610216][ T2170] FS: 00007f104feea840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 102.610465][ T2170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.610639][ T2170] CR2: 000000002e548988 CR3: 000000000faef001 CR4: 0000000000771ef0 [ 102.610849][ T2170] PKRU: 55555554 [ 102.610957][ T2170] Call Trace: [ 102.611058][ T2170] [ 102.611139][ T2170] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 102.611275][ T2170] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 102.611418][ T2170] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 102.611521][ T2170] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 102.611660][ T2170] __dev_notify_flags (net/core/dev.c:9787) [ 102.611800][ T2170] ? netif_change_name (net/core/dev.c:1495) [ 102.611937][ T2170] ? __dev_change_flags (net/core/dev.c:9752) [ 102.612074][ T2170] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 102.612212][ T2170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.612366][ T2170] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 102.612517][ T2170] netif_change_flags (net/core/dev.c:9820) [ 102.612659][ T2170] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 102.612798][ T2170] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 102.612938][ T2170] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 102.613073][ T2170] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 102.613242][ T2170] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 102.613391][ T2170] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.613528][ T2170] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 102.613664][ T2170] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.613808][ T2170] ? __kernel_text_address (kernel/extable.c:79) [ 102.613944][ T2170] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.614085][ T2170] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.614219][ T2170] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.614360][ T2170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.614494][ T2170] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 102.614631][ T2170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.614773][ T2170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.614912][ T2170] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 102.615061][ T2170] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 102.615197][ T2170] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 102.615330][ T2170] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 102.615471][ T2170] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 102.615616][ T2170] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 102.615760][ T2170] rtnl_newlink (net/core/rtnetlink.c:4150) [ 102.615897][ T2170] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.616029][ T2170] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.616172][ T2170] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.616306][ T2170] ? mark_usage (kernel/locking/lockdep.c:4674) [ 102.616447][ T2170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.616596][ T2170] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.616734][ T2170] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.616873][ T2170] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.617010][ T2170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 102.617143][ T2170] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 102.617277][ T2170] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 102.617418][ T2170] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.617551][ T2170] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.617696][ T2170] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.617832][ T2170] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 102.617966][ T2170] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 102.618102][ T2170] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 102.618252][ T2170] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 102.618394][ T2170] ? netlink_ack (./include/linux/skbuff.h:2718) [ 102.618532][ T2170] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 102.618675][ T2170] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 102.618820][ T2170] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 102.618961][ T2170] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 102.619095][ T2170] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 102.619230][ T2170] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 102.619374][ T2170] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 102.619513][ T2170] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 102.619672][ T2170] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 102.619815][ T2170] ? copy_msghdr_from_user (net/socket.c:2635) [ 102.619950][ T2170] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 102.620116][ T2170] ? move_addr_to_kernel (net/socket.c:258) [ 102.620254][ T2170] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 102.620391][ T2170] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 102.620528][ T2170] ___sys_sendmsg (net/socket.c:2752) [ 102.620664][ T2170] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 102.620840][ T2170] ? copy_msghdr_from_user (net/socket.c:2603) [ 102.621022][ T2170] __sys_sendmsg (net/socket.c:2784) [ 102.621162][ T2170] ? __sys_sendmsg_sock (net/socket.c:2765) [ 102.621303][ T2170] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 102.621491][ T2170] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 102.621631][ T2170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 102.621772][ T2170] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 102.621907][ T2170] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 102.622045][ T2170] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 102.622181][ T2170] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 102.622364][ T2170] RIP: 0033:0x7f105012408e [ 102.622507][ T2170] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 102.623001][ T2170] RSP: 002b:00007fff8d327250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.623299][ T2170] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f105012408e [ 102.623513][ T2170] RDX: 0000000000000000 RSI: 00007fff8d327300 RDI: 0000000000000005 [ 102.623820][ T2170] RBP: 00007fff8d327260 R08: 0000000000000000 R09: 0000000000000000 [ 102.624022][ T2170] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018 [ 102.624236][ T2170] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8d3279d0 | [ 103.006018][ T12] ------------[ cut here ]------------ | [ 103.006227][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.006842][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.007404][ T12] Tainted: [W]=WARN [ 103.007551][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.007775][ T12] Workqueue: netns cleanup_net [ 103.007972][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.008185][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.008741][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 103.008985][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32740 RCX: 1ff4000000018ec7 [ 103.009227][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce327fc [ 103.009483][ T12] RBP: ff1100000eb02000 R08: 1fe22000019c6501 R09: ff11000001aed1d0 [ 103.009736][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 103.009972][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 103.010209][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.010493][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.010721][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.010960][ T12] PKRU: 55555554 [ 103.011105][ T12] Call Trace: [ 103.011249][ T12] [ 103.011379][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.011598][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.011792][ T12] netif_close_many (net/core/dev.c:1804) [ 103.011971][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.012149][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 103.012373][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 103.012584][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.012799][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.013013][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.013191][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.013383][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.013562][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.013754][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.013932][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.014110][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.014293][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.014482][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.014677][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.014866][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.015044][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.015223][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.015414][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.015598][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.015795][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.015973][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.016159][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.016341][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.016533][ T12] kthread (kernel/kthread.c:436) [ 103.016699][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.016908][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.017089][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.017275][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.017509][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.017748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.017928][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.020293][ T12] ------------[ cut here ]------------ | [ 103.020494][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.020850][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.021449][ T12] Tainted: [W]=WARN [ 103.021613][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.021928][ T12] Workqueue: netns cleanup_net [ 103.022132][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.022383][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.022922][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 103.023144][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32040 RCX: 1ff4000000018e80 [ 103.023440][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce320fc [ 103.023728][ T12] RBP: ff1100000a111000 R08: 1fe22000019c6421 R09: ff11000001aed1d0 [ 103.023990][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 103.024241][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 103.024599][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.024904][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.025125][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.025403][ T12] PKRU: 55555554 [ 103.025557][ T12] Call Trace: [ 103.025721][ T12] [ 103.025842][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.026033][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.026198][ T12] netif_close_many (net/core/dev.c:1804) [ 103.026484][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.026680][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.026879][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 103.027068][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 103.027333][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 103.027533][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 103.027739][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 103.027929][ T12] notifier_call_chain (kernel/notifier.c:85) [ 103.028199][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 103.028399][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.028584][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 103.028816][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 103.029122][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.029309][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.029535][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.029739][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.030018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.030202][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.030401][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.030592][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.030887][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.031074][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.031255][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.031553][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.031757][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.031940][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.032125][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.032310][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.032506][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.032712][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.032910][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.033100][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.033391][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.033591][ T12] kthread (kernel/kthread.c:436) [ 103.033758][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.033992][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.034263][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.034463][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.034720][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.035002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.035205][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.039638][ T12] ------------[ cut here ]------------ | [ 103.039817][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.040107][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.040703][ T12] Tainted: [W]=WARN [ 103.040844][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.041079][ T12] Workqueue: netns cleanup_net [ 103.041273][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.041550][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.042104][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.042369][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2040 RCX: 1ff4000000018eed [ 103.042657][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e20fc [ 103.042949][ T12] RBP: ff1100000ee64000 R08: 1fe2200001afc421 R09: ff11000001aed1d0 [ 103.043224][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.043519][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.043816][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.044123][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.044389][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.044677][ T12] PKRU: 55555554 [ 103.044873][ T12] Call Trace: [ 103.045060][ T12] [ 103.045219][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.045482][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.045749][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.045971][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.046192][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.046421][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.046649][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.046878][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.047099][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.047316][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.047553][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.047785][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.048000][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.048220][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.048450][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.048678][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.048912][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.049132][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.049373][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.049609][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.049810][ T12] kthread (kernel/kthread.c:436) [ 103.049950][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.050152][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.050325][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.050512][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.050731][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.050905][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.051076][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.053932][ T12] ------------[ cut here ]------------ | [ 103.054100][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.054738][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.055340][ T12] Tainted: [W]=WARN [ 103.055521][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.055745][ T12] Workqueue: netns cleanup_net [ 103.055930][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.056144][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.056677][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.059396][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f8c0 RCX: 1ff4000000018eed [ 103.059653][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f97c [ 103.059890][ T12] RBP: ff11000009af9000 R08: 1fe22000018cff31 R09: ff11000001aed1d0 [ 103.060124][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.060377][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.060617][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.060896][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.061123][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.061410][ T12] PKRU: 55555554 [ 103.061555][ T12] Call Trace: [ 103.061713][ T12] [ 103.061857][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.062076][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.062300][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.062494][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.062694][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.062874][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.063051][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.063243][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.063436][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.063620][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.063808][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.063987][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.064162][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.064370][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.064564][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.064760][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.064945][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.065118][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.065300][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.065508][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.065702][ T12] kthread (kernel/kthread.c:436) [ 103.065851][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.066062][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.066241][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.066433][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.066657][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.066874][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.067053][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.072040][ T12] ------------[ cut here ]------------ | [ 103.072249][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.072550][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.073114][ T12] Tainted: [W]=WARN [ 103.073271][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.073491][ T12] Workqueue: netns cleanup_net [ 103.073683][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.073905][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.074425][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.074642][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e3c0 RCX: 1ff4000000018eed [ 103.074882][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e47c [ 103.075114][ T12] RBP: ff1100000fbcc000 R08: 1fe22000018cfc91 R09: ff11000001aed1d0 [ 103.075343][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.075589][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.075836][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.076107][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.076310][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.076674][ T12] PKRU: 55555554 [ 103.076919][ T12] Call Trace: [ 103.077147][ T12] [ 103.077367][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.077639][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.077954][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.078192][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.078426][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.078663][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.078899][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.079122][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.079405][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.079637][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.079867][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.080086][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.080303][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.080538][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.080781][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.081014][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.081237][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.081470][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.081710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.081938][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.082160][ T12] kthread (kernel/kthread.c:436) [ 103.082365][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.082630][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.082860][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.083083][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.083333][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.083571][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.083840][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.086659][ T12] ------------[ cut here ]------------ | [ 103.086833][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.087121][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.088414][ T12] Tainted: [W]=WARN [ 103.088585][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.088800][ T12] Workqueue: netns cleanup_net [ 103.088978][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.089189][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.089710][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.089920][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e740 RCX: 1ff4000000018eed [ 103.090177][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e7fc [ 103.090430][ T12] RBP: ff1100000a31c000 R08: 1fe22000018cfd01 R09: ff11000001aed1d0 [ 103.090717][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.090953][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.091222][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.091516][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.091740][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.091975][ T12] PKRU: 55555554 [ 103.092117][ T12] Call Trace: [ 103.092259][ T12] [ 103.092422][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.092640][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.092855][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.093032][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.093211][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.093399][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.093575][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.093766][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.093944][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.094116][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.094301][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.094493][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.094678][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.094865][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.095040][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.095215][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.095480][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.095671][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.095858][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.096037][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.096211][ T12] kthread (kernel/kthread.c:436) [ 103.096370][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.096574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.096768][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.096952][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.097160][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.097424][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.097604][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.100886][ T12] ------------[ cut here ]------------ | [ 103.101058][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.101684][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.102397][ T12] Tainted: [W]=WARN [ 103.102588][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.102852][ T12] Workqueue: netns cleanup_net [ 103.103082][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.103343][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.103960][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.104211][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f8c0 RCX: 1ff4000000018eed [ 103.104509][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f97c [ 103.104811][ T12] RBP: ff1100000ee81000 R08: 1fe2200001f65f31 R09: ff11000001aed1d0 [ 103.105092][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.105383][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.105668][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.105989][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.106243][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.106541][ T12] PKRU: 55555554 [ 103.106750][ T12] Call Trace: [ 103.106940][ T12] [ 103.107105][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.107378][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.107645][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.107875][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.108098][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.108318][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.108554][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.108827][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.109052][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.109268][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.109507][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.109749][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.109967][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.110190][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.110422][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.110679][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.110954][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.111233][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.111522][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.111957][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.112331][ T12] kthread (kernel/kthread.c:436) [ 103.112556][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.112779][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.112954][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.113129][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.113332][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.113525][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.113796][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.117092][ T12] ------------[ cut here ]------------ | [ 103.117265][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.117843][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.118532][ T12] Tainted: [W]=WARN [ 103.118743][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.118997][ T12] Workqueue: netns cleanup_net [ 103.119223][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.119500][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.120070][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.120320][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2ee40 RCX: 1ff4000000018eed [ 103.120641][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eefc [ 103.120930][ T12] RBP: ff1100000fc61000 R08: 1fe2200001f65de1 R09: ff11000001aed1d0 [ 103.121219][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.121520][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.121819][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.122149][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.122425][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.122747][ T12] PKRU: 55555554 [ 103.122952][ T12] Call Trace: [ 103.123162][ T12] [ 103.123326][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.123624][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.123911][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.124163][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.124426][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.124677][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.124911][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.125148][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.125397][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.125639][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.125886][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.126117][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.126365][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.126592][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.126846][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.127135][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.127418][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.127723][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.127999][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.128281][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.128560][ T12] kthread (kernel/kthread.c:436) [ 103.128789][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.129006][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.129185][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.129396][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.129604][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.129790][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.129967][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.132732][ T12] ------------[ cut here ]------------ | [ 103.132903][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.133210][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.134282][ T12] Tainted: [W]=WARN [ 103.134482][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.134764][ T12] Workqueue: netns cleanup_net [ 103.134993][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.135268][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.135850][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.136118][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27000 RCX: 1ff4000000018eed [ 103.136410][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd270bc [ 103.136716][ T12] RBP: ff11000008f79000 R08: 1fe22000017a4e19 R09: ff11000001aed1d0 [ 103.137008][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.137290][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.137597][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.137915][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.138161][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.138465][ T12] PKRU: 55555554 [ 103.138658][ T12] Call Trace: [ 103.138858][ T12] [ 103.139018][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.139291][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.139554][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.139787][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.140011][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.140233][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.140472][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.140716][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.140945][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.141164][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.141405][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.141642][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.141871][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.142143][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.142434][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.142761][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.143046][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.143318][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.143535][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.143744][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.143918][ T12] kthread (kernel/kthread.c:436) [ 103.144061][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.144265][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.144454][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.144638][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.144849][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.145023][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.145197][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.147772][ T12] ------------[ cut here ]------------ | [ 103.147936][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.148226][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.149504][ T12] Tainted: [W]=WARN [ 103.149712][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.149961][ T12] Workqueue: netns cleanup_net [ 103.150190][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.150466][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.151009][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.151270][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26580 RCX: 1ff4000000018eed [ 103.151561][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2663c [ 103.151854][ T12] RBP: ff110000129d9000 R08: 1fe22000017a4cc9 R09: ff11000001aed1d0 [ 103.152131][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.152417][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.152720][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.153032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.153281][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.153571][ T12] PKRU: 55555554 [ 103.153775][ T12] Call Trace: [ 103.153963][ T12] [ 103.154125][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.154394][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.154652][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.154881][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.155099][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.155319][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.155552][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.155786][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.156007][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.156224][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.156462][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.156707][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.156925][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.157177][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.157461][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.157755][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.158025][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.158289][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.158587][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.158873][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.159142][ T12] kthread (kernel/kthread.c:436) [ 103.159317][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.159530][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.159722][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.159899][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.160104][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.160277][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.160461][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.163026][ T12] ------------[ cut here ]------------ | [ 103.163195][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.164007][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.164656][ T12] Tainted: [W]=WARN [ 103.164857][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.165103][ T12] Workqueue: netns cleanup_net [ 103.165327][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.165607][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.166147][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.166411][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd263c0 RCX: 1ff4000000018eed [ 103.166705][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2647c [ 103.166981][ T12] RBP: ff11000007864000 R08: 1fe22000017a4c91 R09: ff11000001aed1d0 [ 103.167256][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.167548][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.167844][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.168165][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.168426][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.168729][ T12] PKRU: 55555554 [ 103.168916][ T12] Call Trace: [ 103.169103][ T12] [ 103.169263][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.169529][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.169812][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.170035][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.170270][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.170504][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.170743][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.170977][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.171253][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.171533][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.171820][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.172090][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.172293][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.172482][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.172667][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.172852][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.173029][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.173205][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.173401][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.173584][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.173778][ T12] kthread (kernel/kthread.c:436) [ 103.173922][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.174122][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.174295][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.174486][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.174704][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.174883][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.175060][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.178249][ T12] ------------[ cut here ]------------ | [ 103.178963][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.179320][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.180004][ T12] Tainted: [W]=WARN [ 103.180196][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.180467][ T12] Workqueue: netns cleanup_net [ 103.180727][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.180992][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.181549][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 103.181820][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a200 RCX: 1ff4000000018e99 [ 103.182110][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a2bc [ 103.182411][ T12] RBP: ff1100000a111000 R08: 1fe220000194d459 R09: ff11000001aed1d0 [ 103.182715][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.183001][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.183297][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.183642][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.183910][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.184196][ T12] PKRU: 55555554 [ 103.184404][ T12] Call Trace: [ 103.184611][ T12] [ 103.184788][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.185051][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.185308][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 103.185550][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.185789][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 103.186046][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 103.186278][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 103.186519][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 103.186761][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 103.186991][ T12] notifier_call_chain (kernel/notifier.c:85) [ 103.187220][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 103.187500][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.187774][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.188005][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.188231][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.188473][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.188761][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.189040][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.189225][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.189418][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.189604][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.189806][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.189983][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.190165][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.190359][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.190559][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.190763][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.190946][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.191135][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.191322][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.191534][ T12] kthread (kernel/kthread.c:436) [ 103.192622][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.192872][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.193057][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.193243][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.193468][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.193662][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.193858][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.196457][ T12] ------------[ cut here ]------------ | [ 103.196638][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.196941][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.199742][ T12] Tainted: [W]=WARN [ 103.199950][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.200206][ T12] Workqueue: netns cleanup_net [ 103.200745][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.201023][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.201613][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.201877][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6bc40 RCX: 1ff4000000018eed [ 103.202156][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bcfc [ 103.202446][ T12] RBP: ff1100000eb02000 R08: 1fe220000194d7a1 R09: ff11000001aed1d0 [ 103.202746][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.203037][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.203334][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.203667][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.203931][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.204250][ T12] PKRU: 55555554 [ 103.204448][ T12] Call Trace: [ 103.204647][ T12] [ 103.204816][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.205072][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.205324][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.205565][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.205805][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.206030][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.206262][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.206498][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.206743][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.206968][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.207196][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.207434][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.207677][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.207985][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.208244][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.208539][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.208832][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.209099][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.209383][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.209630][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.209827][ T12] kthread (kernel/kthread.c:436) [ 103.209975][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.210195][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.210386][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.210565][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.210789][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.210975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.211160][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.228465][ T2202] ------------[ cut here ]------------ | [ 103.228635][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2202 | [ 103.228914][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.229427][ T2202] Tainted: [W]=WARN [ 103.229529][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.229725][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.229904][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.230408][ T2202] RSP: 0018:ffa0000001e8fa80 EFLAGS: 00010286 [ 103.230585][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000c57a040 RCX: 1ff40000003d1f16 [ 103.230796][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a0fc [ 103.231011][ T2202] RBP: ff1100000eaac000 R08: 1fe22000018af421 R09: ff1100000f96ae80 [ 103.231213][ T2202] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.231424][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaac000 [ 103.231633][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.231879][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.232047][ T2202] CR2: 00007f5a905527d0 CR3: 0000000004cab003 CR4: 0000000000771ef0 [ 103.232253][ T2202] PKRU: 55555554 [ 103.232358][ T2202] Call Trace: [ 103.232461][ T2202] [ 103.232531][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.232672][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.232816][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.232919][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.233056][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.233225][ T2202] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.233370][ T2202] register_netdev (net/core/dev.c:11552) [ 103.233506][ T2202] loopback_net_init (drivers/net/loopback.c:218) [ 103.233649][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.233761][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.233863][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.233997][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.234132][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.234272][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.234417][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.234557][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.234699][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.234834][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.234970][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.235104][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.235242][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.235384][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.235526][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.235662][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.235803][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.235936][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.236070][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.236238][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.236386][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.236875][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.237088][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.237290][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.237498][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.237716][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.237917][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.242320][ T2202] ------------[ cut here ]------------ | [ 103.243377][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2202 | [ 103.243659][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.244132][ T2202] Tainted: [W]=WARN [ 103.244233][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.244414][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.244599][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.245511][ T2202] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 103.245694][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000c2178c0 RCX: 1ff40000003d1ee9 [ 103.245894][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21797c [ 103.246094][ T2202] RBP: ff110000091f1000 R08: 1fe2200001842f31 R09: ff1100000f96ae80 [ 103.246297][ T2202] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.246509][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091f1000 [ 103.246726][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.246968][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.247136][ T2202] CR2: 00007f5a905527d0 CR3: 0000000004cab003 CR4: 0000000000771ef0 [ 103.247338][ T2202] PKRU: 55555554 [ 103.247443][ T2202] Call Trace: [ 103.247544][ T2202] [ 103.247620][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.247765][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.247900][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.248008][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.248143][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.248310][ T2202] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.248457][ T2202] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.248631][ T2202] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.248778][ T2202] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.248932][ T2202] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.249079][ T2202] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.249215][ T2202] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.249360][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.249475][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.249582][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.249728][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.249865][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.250004][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.250145][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.250288][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.250434][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.250575][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.250721][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.250869][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.251007][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.251154][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.251287][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.251442][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.251579][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.251733][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.251898][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.252075][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.252233][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.252752][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.252983][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.253218][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.253439][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.253652][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.253865][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.255547][ T12] ------------[ cut here ]------------ | [ 103.255708][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 103.255970][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.256477][ T12] Tainted: [W]=WARN [ 103.256577][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.256770][ T12] Workqueue: netns cleanup_net [ 103.256916][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.257085][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.257565][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 103.257743][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d540 RCX: 1ff4000000018eaf [ 103.257941][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d5fc [ 103.258136][ T12] RBP: ff110000129d4000 R08: 1fe2200001663ac1 R09: ff11000001aed1d0 [ 103.258331][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 103.258532][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e51000 [ 103.258737][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.258979][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.259144][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 103.259351][ T12] PKRU: 55555554 [ 103.259461][ T12] Call Trace: [ 103.259562][ T12] [ 103.259634][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.259784][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.259882][ T12] netif_close_many (net/core/dev.c:1804) [ 103.260014][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.260143][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.260274][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 103.260456][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 103.260633][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.260776][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.260936][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.261093][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.261224][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 103.261398][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 103.261535][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 103.261671][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.261812][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 103.261955][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 103.262085][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 103.262226][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.262357][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.262508][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.262644][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.262790][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.262924][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.263051][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.263184][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.263317][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.263452][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.263598][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.263750][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.263880][ T12] kthread (kernel/kthread.c:436) [ 103.263986][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.264169][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.264297][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.264433][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.264600][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.264747][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.264893][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.267040][ T12] ------------[ cut here ]------------ | [ 103.267170][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 103.267427][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.267915][ T12] Tainted: [W]=WARN [ 103.268013][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.268178][ T12] Workqueue: netns cleanup_net [ 103.268317][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.268507][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.269033][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 103.269213][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236900 RCX: 1ff4000000018eaf [ 103.269443][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2369bc [ 103.269659][ T12] RBP: ff11000008e51000 R08: 1fe2200001646d39 R09: ff11000001aed1d0 [ 103.269867][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 103.270087][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 103.270303][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.270543][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.270722][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 103.270943][ T12] PKRU: 55555554 [ 103.271072][ T12] Call Trace: [ 103.271171][ T12] [ 103.271263][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.271401][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 103.271558][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.271660][ T12] netif_close_many (net/core/dev.c:1804) [ 103.271815][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.271956][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.272096][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 103.272257][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 103.272439][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.272581][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.272767][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.272906][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.273048][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 103.273216][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 103.273356][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 103.273504][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.273646][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 103.273788][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 103.273928][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 103.274070][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.274202][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.274335][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.274486][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.274626][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.274768][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.274908][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.275057][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.275199][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.275337][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.275474][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.275620][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.275757][ T12] kthread (kernel/kthread.c:436) [ 103.275854][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.276025][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.276167][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.276302][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.276482][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.276622][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.276758][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.279171][ T12] ------------[ cut here ]------------ | [ 103.279295][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 103.280014][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.280505][ T12] Tainted: [W]=WARN [ 103.280602][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.280760][ T12] Workqueue: netns cleanup_net [ 103.280887][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.281097][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.281604][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 103.281769][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415540 RCX: 1ff4000000018ed5 [ 103.281951][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4155fc [ 103.282131][ T12] RBP: ff110000129d4000 R08: 1fe2200001882ac1 R09: ff11000001aed1d0 [ 103.282320][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.282552][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.282749][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.282997][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.283156][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 103.283343][ T12] PKRU: 55555554 [ 103.283485][ T12] Call Trace: [ 103.283577][ T12] [ 103.283647][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.283816][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.283969][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.284092][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.284215][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 103.284418][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 103.284542][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.284668][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 103.284796][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 103.284922][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 103.285045][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.285166][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.285292][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.285466][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.285592][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.285721][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.285844][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.285967][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.286092][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.286213][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.286341][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.286523][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.286651][ T12] kthread (kernel/kthread.c:436) [ 103.286748][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.286900][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.287025][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.287147][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.287309][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.287504][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.287628][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.290174][ T12] ------------[ cut here ]------------ | [ 103.290372][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.290678][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.291220][ T12] Tainted: [W]=WARN [ 103.291376][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.291583][ T12] Workqueue: netns cleanup_net [ 103.291781][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.291992][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.292508][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 103.292735][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a131e00 RCX: 1ff4000000018ed5 [ 103.292968][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a131ebc [ 103.293200][ T12] RBP: ff11000008e51000 R08: 1fe22000014263d9 R09: ff11000001aed1d0 [ 103.293447][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.293702][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.293940][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.294200][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.294420][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.294678][ T12] PKRU: 55555554 [ 103.294830][ T12] Call Trace: [ 103.294971][ T12] [ 103.295085][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.295292][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.295508][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.295702][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.295877][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 103.296085][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 103.296261][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.296449][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 103.296631][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 103.296821][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 103.297001][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.297172][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.297364][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.297540][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.297736][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.297914][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.298089][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.298264][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.298458][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.298642][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.298830][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.299034][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.299210][ T12] kthread (kernel/kthread.c:436) [ 103.299369][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.299570][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.299764][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.299940][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.300144][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.300317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.300505][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.303303][ T12] ------------[ cut here ]------------ | [ 103.303486][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 103.303804][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.304340][ T12] Tainted: [W]=WARN [ 103.304497][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.304716][ T12] Workqueue: netns cleanup_net [ 103.304897][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.305106][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.305652][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 103.305865][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179e00 RCX: 1ff4000000018ed5 [ 103.306099][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c179ebc [ 103.306329][ T12] RBP: ff110000103d4000 R08: 1fe220000182f3d9 R09: ff11000001aed1d0 [ 103.306573][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.306826][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.307061][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.307324][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.307540][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 103.307799][ T12] PKRU: 55555554 [ 103.307939][ T12] Call Trace: [ 103.308080][ T12] [ 103.308193][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.308415][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.308622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.308813][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.309006][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 103.309217][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 103.309403][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.309576][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 103.309776][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 103.309997][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 103.310177][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.310362][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.310542][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.310737][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.310909][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.311086][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.311259][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.311500][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.311699][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.311874][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.312054][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.312236][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.312424][ T12] kthread (kernel/kthread.c:436) [ 103.312573][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.312797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.312972][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.313155][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.313386][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.313560][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.313759][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.318719][ T2202] ------------[ cut here ]------------ | [ 103.318889][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2202 | [ 103.319179][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.319660][ T2202] Tainted: [W]=WARN [ 103.319772][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.319944][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.320121][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.320644][ T2202] RSP: 0018:ffa0000001e8f8f8 EFLAGS: 00010286 [ 103.320823][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000d6be3c0 RCX: 1ff40000003d1ee5 [ 103.321024][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be47c [ 103.321241][ T2202] RBP: ff1100000ed54000 R08: 1fe2200001ad7c91 R09: ff1100000f96ae80 [ 103.321449][ T2202] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.321656][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed54000 [ 103.321884][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.322121][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.322291][ T2202] CR2: 00007f5a905527d0 CR3: 0000000004cab003 CR4: 0000000000771ef0 [ 103.322504][ T2202] PKRU: 55555554 [ 103.322612][ T2202] Call Trace: [ 103.322746][ T2202] [ 103.322818][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.322955][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.323094][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.323198][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.323337][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.323513][ T2202] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.323656][ T2202] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.324067][ T2202] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.324204][ T2202] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.324340][ T2202] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.324672][ T2202] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.324816][ T2202] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 103.324957][ T2202] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 103.325095][ T2202] vti_init_net (net/ipv4/ip_vti.c:517) [ 103.325230][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.325335][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.325444][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.325586][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.325732][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.325868][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.326004][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.326146][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.326320][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.326463][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.326602][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.326758][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.326896][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.327034][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.327170][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.327304][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.327446][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.327584][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.327727][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.327897][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.328037][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.328547][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.328764][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.328964][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.329167][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.329376][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.329586][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.333990][ T2202] ------------[ cut here ]------------ | [ 103.334147][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2202 | [ 103.334420][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.334875][ T2202] Tainted: [W]=WARN [ 103.334977][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.335163][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.335342][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.336469][ T2202] RSP: 0018:ffa0000001e8fa78 EFLAGS: 00010286 [ 103.336649][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff40000003d1f15 [ 103.336893][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 103.337159][ T2202] RBP: ff11000009814000 R08: 1fe22000004f16f9 R09: ff1100000f96ae80 [ 103.337377][ T2202] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.337585][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009814000 [ 103.337815][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.338119][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.338325][ T2202] CR2: 00007f5a905527d0 CR3: 0000000004cab003 CR4: 0000000000771ef0 [ 103.338537][ T2202] PKRU: 55555554 [ 103.338648][ T2202] Call Trace: [ 103.338760][ T2202] [ 103.338833][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.338974][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.339127][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.339232][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.339374][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.339544][ T2202] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.339738][ T2202] register_netdev (net/core/dev.c:11552) [ 103.339885][ T2202] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 103.340027][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.340132][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.340235][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.340392][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.340534][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.340674][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.340816][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.340962][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.341105][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.341242][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.341382][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.341517][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.341659][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.341826][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.341959][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.342093][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.342228][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.342379][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.342526][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.342703][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.342861][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.343530][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.343777][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.343986][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.344191][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.344411][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.344627][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.355088][ T2202] ------------[ cut here ]------------ | [ 103.355251][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2202 | [ 103.355526][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.356004][ T2202] Tainted: [W]=WARN [ 103.356110][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.356320][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.356892][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.357397][ T2202] RSP: 0018:ffa0000001e8fa68 EFLAGS: 00010286 [ 103.357569][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000c178e40 RCX: 1ff40000003d1f13 [ 103.357790][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178efc [ 103.357997][ T2202] RBP: ff1100000ebc1000 R08: 1fe220000182f1e1 R09: ff1100000f96ae80 [ 103.358218][ T2202] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.358430][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebc1000 [ 103.358643][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.358917][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.359090][ T2202] CR2: 00007f5a905527d0 CR3: 0000000004cab003 CR4: 0000000000771ef0 [ 103.359313][ T2202] PKRU: 55555554 [ 103.359418][ T2202] Call Trace: [ 103.359526][ T2202] [ 103.359599][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.359745][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.359882][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.360021][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.360161][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.360334][ T2202] register_netdev (net/core/dev.c:11552) [ 103.360474][ T2202] sit_init_net (net/ipv6/sit.c:1860) [ 103.360615][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.360726][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.360834][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.360982][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.361118][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.361258][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.361399][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.361537][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.361683][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.361842][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.361979][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.362115][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.362252][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.362396][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.362537][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.362682][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.362830][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.362967][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.363100][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.363269][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.363416][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.364245][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.364458][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.364665][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.364878][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.365076][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.365305][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.370189][ T2202] ------------[ cut here ]------------ | [ 103.370344][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2202 | [ 103.370628][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.371093][ T2202] Tainted: [W]=WARN [ 103.371196][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.371373][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.371549][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.372065][ T2202] RSP: 0018:ffa0000001e8fa78 EFLAGS: 00010286 [ 103.372237][ T2202] RAX: 00000000ffffffa6 RBX: ff110000057bbc40 RCX: 1ff40000003d1f15 [ 103.372443][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbcfc [ 103.372652][ T2202] RBP: ff1100000e061000 R08: 1fe2200000af77a1 R09: ff1100000f96ae80 [ 103.372861][ T2202] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.373063][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e061000 [ 103.373263][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.373763][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.373938][ T2202] CR2: 00007f5a905527d0 CR3: 0000000004cab003 CR4: 0000000000771ef0 [ 103.374139][ T2202] PKRU: 55555554 [ 103.374241][ T2202] Call Trace: [ 103.374342][ T2202] [ 103.374417][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.375734][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.375871][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.375980][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.376142][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.376322][ T2202] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.376469][ T2202] register_netdev (net/core/dev.c:11552) [ 103.376612][ T2202] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 103.378286][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.378403][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.378529][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.378678][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.378822][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.378959][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.379102][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.379267][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.379419][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.379556][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.379703][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.379839][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.379974][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.380111][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.380264][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.380404][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.380542][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.380699][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.380836][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.381004][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.381146][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.381696][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.381906][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.382124][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.382328][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.382537][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.382752][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.386713][ T2202] ------------[ cut here ]------------ | [ 103.387899][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2202 | [ 103.388178][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.388757][ T2202] Tainted: [W]=WARN [ 103.388859][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.389029][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.389204][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.389793][ T2202] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 103.389980][ T2202] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff40000003d1ee9 [ 103.390187][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 103.390446][ T2202] RBP: ff1100000a38c000 R08: 1fe2200002514059 R09: ff1100000f96ae80 [ 103.390657][ T2202] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.390881][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a38c000 [ 103.391090][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.391414][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.391590][ T2202] CR2: 00007f5a905527d0 CR3: 0000000004cab003 CR4: 0000000000771ef0 [ 103.391800][ T2202] PKRU: 55555554 [ 103.391907][ T2202] Call Trace: [ 103.392007][ T2202] [ 103.392078][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.392212][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.392406][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.392509][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.392649][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.392822][ T2202] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.392960][ T2202] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.393096][ T2202] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.393231][ T2202] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.393424][ T2202] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.393559][ T2202] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.393701][ T2202] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.393838][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.393942][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.394043][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.394178][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.394311][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.394504][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.394648][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.394790][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.394945][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.395082][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.395216][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.395409][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.395544][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.395715][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.395860][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.395996][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.396146][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.396290][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.396484][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.396656][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.396833][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.397328][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.397595][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.397801][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.397999][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.398199][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.398466][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.403566][ T2202] ------------[ cut here ]------------ | [ 103.403743][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2202 | [ 103.404023][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.404501][ T2202] Tainted: [W]=WARN [ 103.404609][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.404784][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.404958][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.405455][ T2202] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 103.405658][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000ce323c0 RCX: 1ff40000003d1ee9 [ 103.405870][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3247c [ 103.406097][ T2202] RBP: ff11000006061000 R08: 1fe22000019c6491 R09: ff1100000f96ae80 [ 103.406299][ T2202] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.406536][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006061000 [ 103.406778][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.407011][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.407185][ T2202] CR2: 00007f4e2aaa0f98 CR3: 0000000004cab002 CR4: 0000000000771ef0 [ 103.407394][ T2202] PKRU: 55555554 [ 103.407497][ T2202] Call Trace: [ 103.407600][ T2202] [ 103.407669][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.407860][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.407995][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.408096][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.408231][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.408407][ T2202] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.408544][ T2202] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.408690][ T2202] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.408825][ T2202] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.408960][ T2202] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.409096][ T2202] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.409232][ T2202] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.409373][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.409477][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.409585][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.409723][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.409856][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.409992][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.410161][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.410296][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.410438][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.410571][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.410718][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.410850][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.410984][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.411163][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.411296][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.411441][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.411575][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.411718][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.411853][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.412017][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.412157][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.412645][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.412853][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.413082][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.413281][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.413486][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.413694][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.428145][ T2202] ------------[ cut here ]------------ | [ 103.428324][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2202 | [ 103.428605][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.429074][ T2202] Tainted: [W]=WARN [ 103.429176][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.429341][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.429523][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.430011][ T2202] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 103.430198][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000eecd000 RCX: 1ff40000003d1ee9 [ 103.430407][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd0bc [ 103.430614][ T2202] RBP: ff1100000ffa1000 R08: 1fe2200001dd9a19 R09: ff1100000f96ae80 [ 103.430823][ T2202] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.431022][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffa1000 [ 103.431224][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.431481][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.431652][ T2202] CR2: 00007f4e2aaa0f98 CR3: 0000000004cab002 CR4: 0000000000771ef0 [ 103.431863][ T2202] PKRU: 55555554 [ 103.431964][ T2202] Call Trace: [ 103.432076][ T2202] [ 103.432145][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.432383][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.432519][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.432626][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.432782][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.432955][ T2202] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.433090][ T2202] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.433222][ T2202] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.433361][ T2202] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.433498][ T2202] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.433634][ T2202] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.433776][ T2202] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.433912][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.434019][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.434123][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.434257][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.434393][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.434538][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.434677][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.434839][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.434972][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.435105][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.435241][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.435380][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.435518][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.435961][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.436093][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.436236][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.436373][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.436507][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.436649][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.436820][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.436961][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.437440][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.437649][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.437853][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.438067][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.438265][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.438479][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.444221][ T2202] ------------[ cut here ]------------ | [ 103.444369][ T2202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2202 | [ 103.444646][ T2202] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.445102][ T2202] Tainted: [W]=WARN [ 103.445207][ T2202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.445383][ T2202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.445564][ T2202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.446059][ T2202] RSP: 0018:ffa0000001e8fa70 EFLAGS: 00010286 [ 103.446229][ T2202] RAX: 00000000ffffffa6 RBX: ff1100000bd278c0 RCX: 1ff40000003d1f14 [ 103.446439][ T2202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2797c [ 103.446646][ T2202] RBP: ff1100000fc7c000 R08: 1fe22000017a4f31 R09: ff1100000f96ae80 [ 103.446854][ T2202] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.447058][ T2202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc7c000 [ 103.447264][ T2202] FS: 00007f5a90348840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.447508][ T2202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.447683][ T2202] CR2: 00007f4e2aaa0f98 CR3: 0000000004cab002 CR4: 0000000000771ef0 [ 103.447896][ T2202] PKRU: 55555554 [ 103.447996][ T2202] Call Trace: [ 103.448099][ T2202] [ 103.448169][ T2202] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.448306][ T2202] ? notifier_call_chain (kernel/notifier.c:85) [ 103.448454][ T2202] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.448560][ T2202] register_netdevice (net/core/dev.c:11488) [ 103.448705][ T2202] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.448881][ T2202] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.449021][ T2202] register_netdev (net/core/dev.c:11552) [ 103.449159][ T2202] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 103.449297][ T2202] ops_init (net/core/net_namespace.c:137) [ 103.449407][ T2202] setup_net (net/core/net_namespace.c:446) [ 103.449510][ T2202] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.449651][ T2202] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.449794][ T2202] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.449932][ T2202] copy_net_ns (net/core/net_namespace.c:579) [ 103.450074][ T2202] create_new_namespaces (kernel/nsproxy.c:132) [ 103.450214][ T2202] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.450355][ T2202] ksys_unshare (kernel/fork.c:3243) [ 103.450493][ T2202] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.450636][ T2202] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.450780][ T2202] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.450917][ T2202] ? __ia32_sys_open (fs/open.c:1374) [ 103.451087][ T2202] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.451231][ T2202] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.451488][ T2202] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.451628][ T2202] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.451796][ T2202] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.451934][ T2202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.452101][ T2202] RIP: 0033:0x7f5a9060abcb [ 103.452253][ T2202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.452761][ T2202] RSP: 002b:00007ffe7dde1ed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.452966][ T2202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a9060abcb [ 103.453168][ T2202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.453377][ T2202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.453581][ T2202] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7dde4100 [ 103.453791][ T2202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7dde5877 | [ 103.461930][ T12] ------------[ cut here ]------------ | [ 103.462086][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 103.462334][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.462818][ T12] Tainted: [W]=WARN [ 103.462914][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.463076][ T12] Workqueue: netns cleanup_net [ 103.463210][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.463382][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.463852][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 103.464014][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff4000000018ec7 [ 103.464208][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 103.464407][ T12] RBP: ff11000008ea2000 R08: 1fe2200001f65fd9 R09: ff11000001aed1d0 [ 103.464603][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 103.464800][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 103.464994][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 103.465227][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.465393][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.465595][ T12] PKRU: 55555554 [ 103.465700][ T12] Call Trace: [ 103.465799][ T12] [ 103.465865][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.466001][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.466097][ T12] netif_close_many (net/core/dev.c:1804) [ 103.466224][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.466358][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 103.466518][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 103.466682][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.466814][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.466969][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.467098][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.467225][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.467357][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.467487][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.467619][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.467751][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.467881][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.468008][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.468136][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.468265][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.468393][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.468520][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.468651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.468787][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.468917][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.469043][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.469174][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.469303][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.469433][ T12] kthread (kernel/kthread.c:436) [ 103.469531][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.469697][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.469822][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.469947][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.470103][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.470228][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.470360][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.472105][ T12] ------------[ cut here ]------------ | [ 103.472236][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 103.472506][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.472983][ T12] Tainted: [W]=WARN [ 103.473081][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.473243][ T12] Workqueue: netns cleanup_net [ 103.473385][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.473561][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.474033][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 103.474199][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa283c0 RCX: 1ff4000000018e80 [ 103.474403][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2847c [ 103.474606][ T12] RBP: ff11000001dd4000 R08: 1fe2200001f45091 R09: ff11000001aed1d0 [ 103.474809][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 103.475006][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 103.475202][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 103.475435][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.475600][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.475812][ T12] PKRU: 55555554 [ 103.475912][ T12] Call Trace: [ 103.476011][ T12] [ 103.476078][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.476215][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.476316][ T12] netif_close_many (net/core/dev.c:1804) [ 103.476454][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.476591][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.476729][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 103.476863][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 103.476997][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 103.477129][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 103.477261][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 103.477399][ T12] notifier_call_chain (kernel/notifier.c:85) [ 103.477531][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 103.477676][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 103.477812][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 103.477976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 103.478143][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.478274][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.478441][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.478575][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.478718][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.478847][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.478977][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.479113][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.479245][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.479383][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.479518][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.479657][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.479796][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.479927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.480059][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.480187][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.480320][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.480460][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.480592][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.480732][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.480865][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.480999][ T12] kthread (kernel/kthread.c:436) [ 103.481107][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.481268][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.481403][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.481534][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.481711][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.481843][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.481972][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.484375][ T12] ------------[ cut here ]------------ | [ 103.484503][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 103.484752][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.485177][ T12] Tainted: [W]=WARN [ 103.485270][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.485483][ T12] Workqueue: netns cleanup_net [ 103.485621][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.485786][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.486215][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.486418][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9858c0 RCX: 1ff4000000018eed [ 103.486600][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98597c [ 103.486785][ T12] RBP: ff110000137d4000 R08: 1fe2200001930b31 R09: ff11000001aed1d0 [ 103.487067][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 103.487246][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.487571][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 103.487796][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.487952][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.488138][ T12] PKRU: 55555554 [ 103.488229][ T12] Call Trace: [ 103.488318][ T12] [ 103.488430][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.488591][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.488747][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.488868][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.488989][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.489154][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.489279][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.489454][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.489577][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.489709][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.489835][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.489955][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.490074][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.490197][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.490317][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.490487][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.490616][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.490746][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.490876][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.491003][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.491121][ T12] kthread (kernel/kthread.c:436) [ 103.491213][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.491412][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.491536][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.491660][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.491815][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.491934][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.492054][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.495313][ T12] ------------[ cut here ]------------ | [ 103.495458][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 103.495711][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.496142][ T12] Tainted: [W]=WARN [ 103.496233][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.496461][ T12] Workqueue: netns cleanup_net [ 103.496592][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.496758][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.497190][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.497341][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000018eed [ 103.497544][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 103.497743][ T12] RBP: ff1100000b2d9000 R08: 1fe2200002514021 R09: ff11000001aed1d0 [ 103.497921][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.498105][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.498289][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.498506][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.498664][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 103.498853][ T12] PKRU: 55555554 [ 103.498948][ T12] Call Trace: [ 103.499041][ T12] [ 103.499105][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.499259][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.499413][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.499534][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.499661][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.499786][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.499908][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.500031][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.500160][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.500284][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.500417][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.500538][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.500661][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.500789][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.500909][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.501033][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.501157][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.501276][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.501407][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.501532][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.501656][ T12] kthread (kernel/kthread.c:436) [ 103.501755][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.501905][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.502025][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.502144][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.502294][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.502419][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.502540][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.504842][ T12] ------------[ cut here ]------------ | [ 103.504963][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 103.505197][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.505636][ T12] Tainted: [W]=WARN [ 103.505734][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.505883][ T12] Workqueue: netns cleanup_net [ 103.506009][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.506171][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.506609][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.506766][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c179700 RCX: 1ff4000000018eed [ 103.506945][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1797bc [ 103.507125][ T12] RBP: ff1100000976c000 R08: 1fe220000182f2f9 R09: ff11000001aed1d0 [ 103.507307][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.507489][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.507674][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.507893][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.508042][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 103.508221][ T12] PKRU: 55555554 [ 103.508311][ T12] Call Trace: [ 103.508407][ T12] [ 103.508477][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.508639][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.508793][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.508912][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.509033][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.509154][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.509275][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.509401][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.509524][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.509648][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.509776][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.509898][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.510018][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.510140][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.510260][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.510386][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.510513][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.510636][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.510767][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.510891][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.511011][ T12] kthread (kernel/kthread.c:436) [ 103.511101][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.511257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.511383][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.511505][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.511663][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.511787][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.511908][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.513923][ T12] ------------[ cut here ]------------ | [ 103.514041][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 103.514272][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.515624][ T12] Tainted: [W]=WARN [ 103.515719][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.515867][ T12] Workqueue: netns cleanup_net [ 103.515991][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.516146][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.516624][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.516793][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c178740 RCX: 1ff4000000018eed [ 103.516970][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1787fc [ 103.517148][ T12] RBP: ff1100000cb4c000 R08: 1fe220000182f101 R09: ff11000001aed1d0 [ 103.517325][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.517557][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.517749][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.517960][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.518108][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 103.518298][ T12] PKRU: 55555554 [ 103.518433][ T12] Call Trace: [ 103.518524][ T12] [ 103.518591][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.518749][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.518898][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.519019][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.519139][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.519258][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.519426][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.519549][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.519674][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.519799][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.519921][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.520040][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.520158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.520280][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.520448][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.520570][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.520705][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.520826][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.520956][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.521085][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.521207][ T12] kthread (kernel/kthread.c:436) [ 103.521297][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.521492][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.521619][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.521744][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.521893][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.522018][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.522139][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.526049][ T12] ------------[ cut here ]------------ | [ 103.526175][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 103.526417][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.526853][ T12] Tainted: [W]=WARN [ 103.526943][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.527091][ T12] Workqueue: netns cleanup_net [ 103.527222][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.527387][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.527822][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.527972][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985000 RCX: 1ff4000000018eed [ 103.528153][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9850bc [ 103.528336][ T12] RBP: ff1100000eba1000 R08: 1fe2200001930a19 R09: ff11000001aed1d0 [ 103.528519][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.528707][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.528887][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.529096][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.529244][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 103.529428][ T12] PKRU: 55555554 [ 103.529518][ T12] Call Trace: [ 103.529614][ T12] [ 103.529676][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.529834][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.529982][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.530106][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.530230][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.530353][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.530475][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.530606][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.530731][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.530849][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.530974][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.531095][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.531213][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.531334][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.532207][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.532333][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.532507][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.532631][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.532761][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.532884][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.533003][ T12] kthread (kernel/kthread.c:436) [ 103.533094][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.533242][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.533410][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.533543][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.533705][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.533832][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.533951][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.536393][ T12] ------------[ cut here ]------------ | [ 103.536528][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 103.536776][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.537205][ T12] Tainted: [W]=WARN [ 103.537298][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.537460][ T12] Workqueue: netns cleanup_net [ 103.537589][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.537755][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.538197][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.538359][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990580 RCX: 1ff4000000018eed [ 103.538550][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299063c [ 103.538736][ T12] RBP: ff1100000d8b9000 R08: 1fe22000025320c9 R09: ff11000001aed1d0 [ 103.538913][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.539088][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.539267][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.539480][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.539634][ T12] CR2: 00007f5a90415574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.539816][ T12] PKRU: 55555554 [ 103.539905][ T12] Call Trace: [ 103.539995][ T12] [ 103.540058][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.540213][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.540398][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.540519][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.540650][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.540774][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.540899][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.541020][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.541142][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.541261][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.541391][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.541513][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.541636][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.541760][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.541880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.542002][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.542129][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.542248][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.542382][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.542509][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.542640][ T12] kthread (kernel/kthread.c:436) [ 103.542738][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.542891][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.543018][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.543140][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.543289][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.543418][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.543540][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.546370][ T12] ------------[ cut here ]------------ | [ 103.546509][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 103.546854][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.547307][ T12] Tainted: [W]=WARN [ 103.547411][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.547561][ T12] Workqueue: netns cleanup_net [ 103.547702][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.547858][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.548293][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.548449][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990c80 RCX: 1ff4000000018eed [ 103.548631][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012990d3c [ 103.548814][ T12] RBP: ff11000009579000 R08: 1fe22000025321a9 R09: ff11000001aed1d0 [ 103.548991][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.549169][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.549355][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.549569][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.549732][ T12] CR2: 00007f5a90415574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.549915][ T12] PKRU: 55555554 [ 103.550004][ T12] Call Trace: [ 103.550094][ T12] [ 103.550158][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.550312][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.550472][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.550605][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.550730][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.550854][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.550977][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.551099][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.551225][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.551356][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.551481][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.551612][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.551736][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.551856][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.551977][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.552098][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.552223][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.552353][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.552481][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.552611][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.552734][ T12] kthread (kernel/kthread.c:436) [ 103.552824][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.552973][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.553093][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.553212][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.553371][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.553491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.553617][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.556095][ T12] ------------[ cut here ]------------ | [ 103.556309][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 103.556679][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.557114][ T12] Tainted: [W]=WARN [ 103.557208][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.557460][ T12] Workqueue: netns cleanup_net [ 103.557592][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.557754][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.558294][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.558544][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991000 RCX: 1ff4000000018eed [ 103.558736][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129910bc [ 103.558913][ T12] RBP: ff1100000925c000 R08: 1fe2200002532219 R09: ff11000001aed1d0 [ 103.559097][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.559273][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.559548][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.559767][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.559921][ T12] CR2: 00007f5a90415574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.560100][ T12] PKRU: 55555554 [ 103.560188][ T12] Call Trace: [ 103.560278][ T12] [ 103.560342][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.560593][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.560756][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.560875][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.560997][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.561122][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.561245][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.561460][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.561586][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.561718][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.561840][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.561959][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.562079][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.562198][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.562317][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.562540][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.562668][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.562796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.562924][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.563048][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.563167][ T12] kthread (kernel/kthread.c:436) [ 103.563262][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.563472][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.563599][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.563726][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.563878][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.563997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.564118][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.566325][ T12] ------------[ cut here ]------------ | [ 103.566460][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 103.566707][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.567132][ T12] Tainted: [W]=WARN [ 103.567222][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.567381][ T12] Workqueue: netns cleanup_net [ 103.567507][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.567667][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.568098][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.568253][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187c40 RCX: 1ff4000000018eed [ 103.568445][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187cfc [ 103.568626][ T12] RBP: ff1100000a2c1000 R08: 1fe2200001430fa1 R09: ff11000001aed1d0 [ 103.568809][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.568988][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.569167][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.569394][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.569567][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 103.569766][ T12] PKRU: 55555554 [ 103.569858][ T12] Call Trace: [ 103.569948][ T12] [ 103.570012][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.570203][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.570359][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.570490][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.570619][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.570746][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.570874][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.570998][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.571124][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.571261][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.571394][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.571518][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.571643][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.571773][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.571914][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.572034][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.572176][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.572299][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.572435][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.572565][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.572699][ T12] kthread (kernel/kthread.c:436) [ 103.572789][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.572942][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.573063][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.573184][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.573339][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.573469][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.573593][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.576330][ T12] ------------[ cut here ]------------ | [ 103.576472][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 103.576726][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.577181][ T12] Tainted: [W]=WARN [ 103.577293][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.577457][ T12] Workqueue: netns cleanup_net [ 103.577592][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.577764][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.578245][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 103.578418][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff4000000018e99 [ 103.578615][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 103.578822][ T12] RBP: ff11000001dd4000 R08: 1fe2200001430f69 R09: ff11000001aed1d0 [ 103.579009][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.579199][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.579402][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.579641][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.579815][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 103.580005][ T12] PKRU: 55555554 [ 103.580100][ T12] Call Trace: [ 103.580194][ T12] [ 103.580261][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.580431][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.580610][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 103.580753][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.580883][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 103.581040][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 103.581184][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 103.581312][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 103.581447][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 103.581575][ T12] notifier_call_chain (kernel/notifier.c:85) [ 103.581713][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 103.581872][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.582028][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.582166][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.582312][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.582447][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.582574][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.582712][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.582839][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.582966][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.583093][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.583221][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.583354][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.583484][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.583612][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.583749][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.583881][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.584016][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.584147][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.584276][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.584411][ T12] kthread (kernel/kthread.c:436) [ 103.584517][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.584698][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.584828][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.584955][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.585126][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.585252][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.585404][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.587487][ T12] ------------[ cut here ]------------ | [ 103.587611][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 103.587888][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.588317][ T12] Tainted: [W]=WARN [ 103.589262][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.589463][ T12] Workqueue: netns cleanup_net [ 103.589654][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.589817][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.590265][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 103.590462][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186900 RCX: 1ff4000000018eed [ 103.590643][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1869bc [ 103.590830][ T12] RBP: ff11000008ea2000 R08: 1fe2200001430d39 R09: ff11000001aed1d0 [ 103.591007][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.591183][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.591410][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.591623][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.591783][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 103.591962][ T12] PKRU: 55555554 [ 103.592055][ T12] Call Trace: [ 103.592145][ T12] [ 103.592206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.592405][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.592556][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 103.592678][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 103.592805][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 103.592923][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 103.593042][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 103.593163][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 103.593285][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.593452][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.593578][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.593707][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.593825][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.593945][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.594065][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.594186][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.594309][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.594476][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.594604][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.594731][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.594852][ T12] kthread (kernel/kthread.c:436) [ 103.594942][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.595090][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.595210][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.595332][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.595539][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.595670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.595796][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.614539][ T2203] ------------[ cut here ]------------ | [ 103.614745][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2203 | [ 103.615064][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.615633][ T2203] Tainted: [W]=WARN [ 103.615808][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.616031][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.616262][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.616821][ T2203] RSP: 0018:ffa0000001e7fa80 EFLAGS: 00010286 [ 103.617045][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff40000003cff16 [ 103.617297][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 103.617564][ T2203] RBP: ff110000097a1000 R08: 1fe2200001f77da9 R09: ff1100000f96d180 [ 103.617833][ T2203] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.618085][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097a1000 [ 103.618339][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.618650][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.618874][ T2203] CR2: 00007f36672ccc20 CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.619127][ T2203] PKRU: 55555554 [ 103.619280][ T2203] Call Trace: [ 103.619446][ T2203] [ 103.619574][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.619786][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.619978][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.620133][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.620321][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.620554][ T2203] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.620760][ T2203] register_netdev (net/core/dev.c:11552) [ 103.620948][ T2203] loopback_net_init (drivers/net/loopback.c:218) [ 103.621135][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.621292][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.621463][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.621665][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.621867][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.622058][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.622249][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.622458][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.622661][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.622862][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.623050][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.623237][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.623438][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.623635][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.623830][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.624020][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.624206][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.624402][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.624596][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.624830][ T2203] RIP: 0033:0x7f366738dbcb [ 103.625024][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.625567][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.625833][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.626083][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.626342][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.626614][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.626875][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.631721][ T2203] ------------[ cut here ]------------ | [ 103.631908][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2203 | [ 103.632222][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.632799][ T2203] Tainted: [W]=WARN [ 103.632951][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.633168][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.633410][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.633948][ T2203] RSP: 0018:ffa0000001e7f918 EFLAGS: 00010286 [ 103.634169][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000b7d4580 RCX: 1ff40000003cfee9 [ 103.634433][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7d463c [ 103.634706][ T2203] RBP: ff11000009004000 R08: 1fe22000016fa8c9 R09: ff1100000f96d180 [ 103.634959][ T2203] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.635207][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009004000 [ 103.635477][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.635781][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.636002][ T2203] CR2: 00007f36672ccc20 CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.636255][ T2203] PKRU: 55555554 [ 103.636420][ T2203] Call Trace: [ 103.636571][ T2203] [ 103.636710][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.636897][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.637088][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.637248][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.637456][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.637693][ T2203] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.637881][ T2203] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.638069][ T2203] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.638257][ T2203] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.638458][ T2203] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.638658][ T2203] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.638856][ T2203] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.639043][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.639200][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.639369][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.639554][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.639759][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.639951][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.640140][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.640330][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.640531][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.640736][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.640922][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.641110][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.641297][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.641499][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.641704][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.641889][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.642074][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.642261][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.642464][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.642702][ T2203] RIP: 0033:0x7f366738dbcb [ 103.642897][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.643457][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.643735][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.643993][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.644254][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.644539][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.644817][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.649331][ T2203] ------------[ cut here ]------------ | [ 103.649528][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2203 | [ 103.649871][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.650466][ T2203] Tainted: [W]=WARN [ 103.650628][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.650863][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.651095][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.651664][ T2203] RSP: 0018:ffa0000001e7f8f8 EFLAGS: 00010286 [ 103.651901][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000c178580 RCX: 1ff40000003cfee5 [ 103.652156][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17863c [ 103.652431][ T2203] RBP: ff1100000a119000 R08: 1fe220000182f0c9 R09: ff1100000f96d180 [ 103.652709][ T2203] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.652968][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000 [ 103.653230][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.653537][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.653785][ T2203] CR2: 00007f36672ccc20 CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.654045][ T2203] PKRU: 55555554 [ 103.654200][ T2203] Call Trace: [ 103.654371][ T2203] [ 103.654495][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.654719][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.654911][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.655073][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.655269][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.655523][ T2203] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.655751][ T2203] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.655945][ T2203] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.656135][ T2203] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.656332][ T2203] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.656539][ T2203] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.656752][ T2203] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 103.656945][ T2203] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 103.657149][ T2203] vti_init_net (net/ipv4/ip_vti.c:517) [ 103.657359][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.657527][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.657702][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.657891][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.658086][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.658292][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.658528][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.658758][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.658952][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.659144][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.659337][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.659542][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.659750][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.659942][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.660129][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.660317][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.660526][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.660734][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.660923][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.661142][ T2203] RIP: 0033:0x7f366738dbcb [ 103.661336][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.661896][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.662153][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.662422][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.662696][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.662947][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.663202][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.668203][ T2203] ------------[ cut here ]------------ | [ 103.668395][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2203 | [ 103.668735][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.669281][ T2203] Tainted: [W]=WARN [ 103.669447][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.669679][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.669915][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.670484][ T2203] RSP: 0018:ffa0000001e7fa78 EFLAGS: 00010286 [ 103.670725][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000fbbe580 RCX: 1ff40000003cff15 [ 103.670981][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe63c [ 103.671236][ T2203] RBP: ff11000005961000 R08: 1fe2200001f77cc9 R09: ff1100000f96d180 [ 103.671500][ T2203] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 103.671770][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005961000 [ 103.672023][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.672309][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.672541][ T2203] CR2: 00007f36672ccc20 CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.672813][ T2203] PKRU: 55555554 [ 103.672966][ T2203] Call Trace: [ 103.673119][ T2203] [ 103.673241][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.673441][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.673634][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.673801][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.673988][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.674203][ T2203] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.674405][ T2203] register_netdev (net/core/dev.c:11552) [ 103.674596][ T2203] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 103.674798][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.674955][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.675109][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.675291][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.675493][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.675700][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.675888][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.676076][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.676264][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.676463][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.676661][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.676856][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.677044][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.677232][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.677434][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.677627][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.677824][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.678010][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.678197][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.678428][ T2203] RIP: 0033:0x7f366738dbcb [ 103.678624][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.679156][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.679422][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.679682][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.679943][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.680194][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.680457][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.682863][ T12] ------------[ cut here ]------------ | [ 103.683006][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 103.683246][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.683701][ T12] Tainted: [W]=WARN [ 103.683794][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.683947][ T12] Workqueue: netns cleanup_net [ 103.684073][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.684232][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.684692][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 103.684845][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b7d5a80 RCX: 1ff4000000018ed5 [ 103.685024][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7d5b3c [ 103.685208][ T12] RBP: ff110000095e1000 R08: 1fe22000016fab69 R09: ff11000001aed1d0 [ 103.685399][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 103.685588][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.685779][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.685991][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.686141][ T12] CR2: 00007f5a90415574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.686330][ T12] PKRU: 55555554 [ 103.686427][ T12] Call Trace: [ 103.686519][ T12] [ 103.686588][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 103.686750][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 103.686909][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 103.687035][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 103.687160][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.687286][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 103.687413][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 103.687537][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 103.687672][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 103.687798][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.687932][ T12] cleanup_net (net/core/net_namespace.c:702) [ 103.688055][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 103.688178][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 103.688300][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.688431][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.688555][ T12] process_one_work (kernel/workqueue.c:3314) [ 103.688689][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.688811][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.688941][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.689066][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.689196][ T12] kthread (kernel/kthread.c:436) [ 103.689288][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.689445][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.689572][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.689704][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.689857][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.689979][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 103.690101][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 103.695681][ T2203] ------------[ cut here ]------------ | [ 103.695834][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2203 | [ 103.696104][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.696568][ T2203] Tainted: [W]=WARN [ 103.696675][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.696848][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.697027][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.697513][ T2203] RSP: 0018:ffa0000001e7fa68 EFLAGS: 00010286 [ 103.697690][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000cfbc200 RCX: 1ff40000003cff13 [ 103.697891][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbc2bc [ 103.698090][ T2203] RBP: ff11000009321000 R08: 1fe22000019f7859 R09: ff1100000f96d180 [ 103.698289][ T2203] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.698494][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009321000 [ 103.698707][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.698952][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.699120][ T2203] CR2: 000055f6a15ced5c CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.699324][ T2203] PKRU: 55555554 [ 103.699428][ T2203] Call Trace: [ 103.699529][ T2203] [ 103.699600][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.699742][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.699876][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.699980][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.700116][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.700286][ T2203] register_netdev (net/core/dev.c:11552) [ 103.700432][ T2203] sit_init_net (net/ipv6/sit.c:1860) [ 103.700568][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.700677][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.700784][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.700916][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.701050][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.701185][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.701361][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.701500][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.701645][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.701785][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.701917][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.702051][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.702187][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.702325][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.702464][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.702603][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.702744][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.702879][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.703013][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.703178][ T2203] RIP: 0033:0x7f366738dbcb [ 103.703318][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.703807][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.704009][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.704210][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.704425][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.704629][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.704832][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.723703][ T2203] ------------[ cut here ]------------ | [ 103.723859][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2203 | [ 103.724125][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.724582][ T2203] Tainted: [W]=WARN [ 103.724691][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.724859][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.725033][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.725533][ T2203] RSP: 0018:ffa0000001e7fa78 EFLAGS: 00010286 [ 103.725716][ T2203] RAX: 00000000ffffffa6 RBX: ff110000104df700 RCX: 1ff40000003cff15 [ 103.725926][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df7bc [ 103.726125][ T2203] RBP: ff11000004dbc000 R08: 1fe220000209bef9 R09: ff1100000f96d180 [ 103.726335][ T2203] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.726547][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004dbc000 [ 103.726758][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.726994][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.727161][ T2203] CR2: 000055f6a15ced5c CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.727371][ T2203] PKRU: 55555554 [ 103.727474][ T2203] Call Trace: [ 103.727574][ T2203] [ 103.727649][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.727789][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.727925][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.728031][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.728168][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.728334][ T2203] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.728478][ T2203] register_netdev (net/core/dev.c:11552) [ 103.728617][ T2203] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 103.728759][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.728861][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.728964][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.729098][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.729235][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.729377][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.729513][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.729655][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.729797][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.729932][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.730066][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.730199][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.730335][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.730478][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.730618][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.730757][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.730890][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.731024][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.731157][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.731323][ T2203] RIP: 0033:0x7f366738dbcb [ 103.731468][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.731958][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.732161][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.732364][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.732568][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.732783][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.732982][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.736925][ T2203] ------------[ cut here ]------------ | [ 103.737064][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2203 | [ 103.737326][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.737791][ T2203] Tainted: [W]=WARN [ 103.737896][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.738081][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.738275][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.738774][ T2203] RSP: 0018:ffa0000001e7f918 EFLAGS: 00010286 [ 103.738947][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000cfbd8c0 RCX: 1ff40000003cfee9 [ 103.739148][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfbd97c [ 103.739370][ T2203] RBP: ff110000086c9000 R08: 1fe22000019f7b31 R09: ff1100000f96d180 [ 103.739572][ T2203] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.739804][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086c9000 [ 103.740015][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.740253][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.740426][ T2203] CR2: 000055f6a15ced5c CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.740636][ T2203] PKRU: 55555554 [ 103.740742][ T2203] Call Trace: [ 103.740843][ T2203] [ 103.740913][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.741047][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.741183][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.741296][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.741437][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.741613][ T2203] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.741757][ T2203] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.741911][ T2203] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.742047][ T2203] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.742184][ T2203] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.742319][ T2203] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.742464][ T2203] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.742607][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.742717][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.742847][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.742987][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.743122][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.743259][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.743403][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.743543][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.743681][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.743824][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.743960][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.744098][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.744234][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.744375][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.744510][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.744649][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.744787][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.744923][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.745059][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.745226][ T2203] RIP: 0033:0x7f366738dbcb [ 103.745371][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.745904][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.746105][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.746307][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.746511][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.746726][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.746929][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.751258][ T2203] ------------[ cut here ]------------ | [ 103.751411][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2203 | [ 103.751698][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.752154][ T2203] Tainted: [W]=WARN [ 103.752255][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.752430][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.752610][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.753090][ T2203] RSP: 0018:ffa0000001e7f918 EFLAGS: 00010286 [ 103.753258][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000b74e580 RCX: 1ff40000003cfee9 [ 103.753461][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e63c [ 103.753975][ T2203] RBP: ff1100000cde4000 R08: 1fe22000016e9cc9 R09: ff1100000f96d180 [ 103.754175][ T2203] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.754391][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cde4000 [ 103.754596][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.754845][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.755018][ T2203] CR2: 000055f6a15ced5c CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.755224][ T2203] PKRU: 55555554 [ 103.755324][ T2203] Call Trace: [ 103.755426][ T2203] [ 103.755496][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.755632][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.755773][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.755875][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.756012][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.756225][ T2203] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.756416][ T2203] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.756550][ T2203] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.756694][ T2203] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.756831][ T2203] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.757005][ T2203] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.757154][ T2203] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.757300][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.757409][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.757510][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.757649][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.757789][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.757925][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.758059][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.758196][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.758329][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.758471][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.758610][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.758755][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.758888][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.759023][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.759159][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.759296][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.759435][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.759587][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.759723][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.759891][ T2203] RIP: 0033:0x7f366738dbcb [ 103.760029][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.760509][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.760722][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.760922][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.761124][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.761323][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.761524][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.766419][ T2203] ------------[ cut here ]------------ | [ 103.766592][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2203 | [ 103.766869][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.767310][ T2203] Tainted: [W]=WARN [ 103.767418][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.767592][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.767771][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.768263][ T2203] RSP: 0018:ffa0000001e7f918 EFLAGS: 00010286 [ 103.768434][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000bcaf540 RCX: 1ff40000003cfee9 [ 103.768641][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf5fc [ 103.768846][ T2203] RBP: ff1100000feac000 R08: 1fe2200001795ec1 R09: ff1100000f96d180 [ 103.769042][ T2203] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.769240][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feac000 [ 103.769451][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.769696][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.769862][ T2203] CR2: 000055f6a15ced5c CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.770061][ T2203] PKRU: 55555554 [ 103.770175][ T2203] Call Trace: [ 103.770274][ T2203] [ 103.770343][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.770483][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.770623][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.770732][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.770866][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.771035][ T2203] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.771170][ T2203] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 103.771302][ T2203] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 103.771439][ T2203] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 103.771573][ T2203] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 103.771717][ T2203] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 103.771859][ T2203] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 103.772010][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.772113][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.772214][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.772350][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.772488][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.772635][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.772801][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.773174][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.773314][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.773480][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.773618][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.773759][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.773891][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.774025][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.774156][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.774324][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.774479][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.774619][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.774772][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.774946][ T2203] RIP: 0033:0x7f366738dbcb [ 103.775089][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.775566][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.775778][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.775975][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.776172][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.776384][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.776590][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.788088][ T2203] ------------[ cut here ]------------ | [ 103.788259][ T2203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2203 | [ 103.788529][ T2203] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.788991][ T2203] Tainted: [W]=WARN [ 103.789092][ T2203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.789564][ T2203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.789806][ T2203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.790319][ T2203] RSP: 0018:ffa0000001e7fa70 EFLAGS: 00010286 [ 103.790496][ T2203] RAX: 00000000ffffffa6 RBX: ff1100000b74f540 RCX: 1ff40000003cff14 [ 103.790719][ T2203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f5fc [ 103.790924][ T2203] RBP: ff11000010274000 R08: 1fe22000016e9ec1 R09: ff1100000f96d180 [ 103.791125][ T2203] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 103.791355][ T2203] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010274000 [ 103.791558][ T2203] FS: 00007f36670cb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 103.791803][ T2203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.791973][ T2203] CR2: 000055f6a15ced5c CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.792174][ T2203] PKRU: 55555554 [ 103.792275][ T2203] Call Trace: [ 103.792381][ T2203] [ 103.792451][ T2203] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.792606][ T2203] ? notifier_call_chain (kernel/notifier.c:85) [ 103.792750][ T2203] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.792854][ T2203] register_netdevice (net/core/dev.c:11488) [ 103.792992][ T2203] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 103.793160][ T2203] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.793298][ T2203] register_netdev (net/core/dev.c:11552) [ 103.793502][ T2203] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 103.793660][ T2203] ops_init (net/core/net_namespace.c:137) [ 103.793770][ T2203] setup_net (net/core/net_namespace.c:446) [ 103.793873][ T2203] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 103.794007][ T2203] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 103.794141][ T2203] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 103.794278][ T2203] copy_net_ns (net/core/net_namespace.c:579) [ 103.794711][ T2203] create_new_namespaces (kernel/nsproxy.c:132) [ 103.794850][ T2203] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 103.794989][ T2203] ksys_unshare (kernel/fork.c:3243) [ 103.795122][ T2203] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.795280][ T2203] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 103.795474][ T2203] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 103.795674][ T2203] ? __ia32_sys_open (fs/open.c:1374) [ 103.795817][ T2203] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 103.795950][ T2203] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 103.796085][ T2203] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.796219][ T2203] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.796412][ T2203] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.796548][ T2203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.796725][ T2203] RIP: 0033:0x7f366738dbcb [ 103.796865][ T2203] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 103.797403][ T2203] RSP: 002b:00007ffee0735978 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 103.797612][ T2203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f366738dbcb [ 103.797819][ T2203] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 103.798037][ T2203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 103.798240][ T2203] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee0737ba0 [ 103.798514][ T2203] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee0738877 | [ 103.828274][ T2204] ------------[ cut here ]------------ | [ 103.828452][ T2204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2204 | [ 103.828736][ T2204] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.829189][ T2204] Tainted: [W]=WARN [ 103.829292][ T2204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.829490][ T2204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.829677][ T2204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.830180][ T2204] RSP: 0018:ffa0000001d0ee30 EFLAGS: 00010286 [ 103.830380][ T2204] RAX: 00000000ffffffa6 RBX: ff1100000ff5b380 RCX: 1ff40000003a1d8c [ 103.830590][ T2204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b43c [ 103.830800][ T2204] RBP: ff1100000abf9000 R08: 1fe2200001feb689 R09: ff11000012a58b80 [ 103.831004][ T2204] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 103.831214][ T2204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c294788 [ 103.831427][ T2204] FS: 00007f33e6711840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 103.831860][ T2204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.832050][ T2204] CR2: 000000000042ebe0 CR3: 0000000008e74005 CR4: 0000000000771ef0 [ 103.832263][ T2204] PKRU: 55555554 [ 103.832372][ T2204] Call Trace: [ 103.832476][ T2204] [ 103.832550][ T2204] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.832796][ T2204] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.832900][ T2204] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 103.833076][ T2204] __dev_notify_flags (net/core/dev.c:9787) [ 103.833214][ T2204] ? netif_change_name (net/core/dev.c:1495) [ 103.833356][ T2204] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 103.833510][ T2204] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 103.833651][ T2204] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 103.833793][ T2204] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 103.833932][ T2204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.834070][ T2204] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 103.834216][ T2204] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 103.834358][ T2204] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 103.834494][ T2204] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 103.834635][ T2204] veth_newlink (drivers/net/veth.c:1871) [ 103.834843][ T2204] ? veth_poll_controller (drivers/net/veth.c:1470) [ 103.834984][ T2204] ? kasan_save_stack (mm/kasan/common.c:57) [ 103.835121][ T2204] ? kasan_save_track (mm/kasan/common.c:78) [ 103.835255][ T2204] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 103.835423][ T2204] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 103.835557][ T2204] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 103.835709][ T2204] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 103.835846][ T2204] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.835992][ T2204] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 103.836134][ T2204] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 103.836273][ T2204] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 103.836416][ T2204] ? __dev_get_by_name (net/core/dev.c:883) [ 103.836552][ T2204] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 103.836870][ T2204] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 103.837015][ T2204] rtnl_newlink (net/core/rtnetlink.c:4150) [ 103.837154][ T2204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.837292][ T2204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.837446][ T2204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.837587][ T2204] ? mark_usage (kernel/locking/lockdep.c:4674) [ 103.837730][ T2204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.837871][ T2204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.838027][ T2204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.838165][ T2204] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 103.838304][ T2204] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.838448][ T2204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.838590][ T2204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.838738][ T2204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.838875][ T2204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.839012][ T2204] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 103.839148][ T2204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.839316][ T2204] ? netlink_ack (./include/linux/skbuff.h:2718) [ 103.839465][ T2204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 103.839617][ T2204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 103.839762][ T2204] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 103.839908][ T2204] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 103.840048][ T2204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.840184][ T2204] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 103.840323][ T2204] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.840466][ T2204] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 103.840612][ T2204] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 103.840759][ T2204] ? copy_msghdr_from_user (net/socket.c:2635) [ 103.840896][ T2204] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 103.841068][ T2204] ? move_addr_to_kernel (net/socket.c:258) [ 103.841208][ T2204] ___sys_sendmsg (net/socket.c:2752) [ 103.841361][ T2204] ? copy_msghdr_from_user (net/socket.c:2603) [ 103.841505][ T2204] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.842055][ T2204] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 103.842195][ T2204] __sys_sendmsg (net/socket.c:2784) [ 103.842335][ T2204] ? __sys_sendmsg_sock (net/socket.c:2765) [ 103.842490][ T2204] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 103.842651][ T2204] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.842855][ T2204] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.842993][ T2204] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.843131][ T2204] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.843269][ T2204] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.843447][ T2204] RIP: 0033:0x7f33e694b08e [ 103.843595][ T2204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 103.844122][ T2204] RSP: 002b:00007ffce3cd4ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 103.844329][ T2204] RAX: ffffffffffffffda RBX: 00007ffce3cd5690 RCX: 00007f33e694b08e [ 103.844545][ T2204] RDX: 0000000000000000 RSI: 00007ffce3cd4f90 RDI: 0000000000000005 [ 103.844760][ T2204] RBP: 00007ffce3cd4ef0 R08: 0000000000000000 R09: 0000000000000000 [ 103.844974][ T2204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 103.845179][ T2204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3cd5650 | [ 103.858933][ T2204] ------------[ cut here ]------------ | [ 103.859136][ T2204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2204 | [ 103.859492][ T2204] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.859962][ T2204] Tainted: [W]=WARN [ 103.860065][ T2204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.860243][ T2204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.860446][ T2204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.861260][ T2204] RSP: 0018:ffa0000001d0f1b0 EFLAGS: 00010286 [ 103.861465][ T2204] RAX: 00000000ffffffa6 RBX: ff1100000cf518c0 RCX: 1ff40000003a1dfc [ 103.861679][ T2204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5197c [ 103.861890][ T2204] RBP: ff1100000fd11000 R08: 1fe22000019ea331 R09: ff11000012a58b80 [ 103.862098][ T2204] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 103.862336][ T2204] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 103.862559][ T2204] FS: 00007f33e6711840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 103.862835][ T2204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.863004][ T2204] CR2: 000000000042ebe0 CR3: 0000000008e74005 CR4: 0000000000771ef0 [ 103.863211][ T2204] PKRU: 55555554 [ 103.863317][ T2204] Call Trace: [ 103.863428][ T2204] [ 103.863500][ T2204] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.863649][ T2204] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.863759][ T2204] __dev_notify_flags (net/core/dev.c:9787) [ 103.863915][ T2204] ? netif_change_name (net/core/dev.c:1495) [ 103.864068][ T2204] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 103.864205][ T2204] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 103.864354][ T2204] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 103.864505][ T2204] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 103.864652][ T2204] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 103.864808][ T2204] ? __dev_get_by_name (net/core/dev.c:883) [ 103.864953][ T2204] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 103.865118][ T2204] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 103.865284][ T2204] rtnl_newlink (net/core/rtnetlink.c:4150) [ 103.865535][ T2204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.865680][ T2204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.865826][ T2204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.865969][ T2204] ? mark_usage (kernel/locking/lockdep.c:4674) [ 103.866107][ T2204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.866257][ T2204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.866493][ T2204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.866639][ T2204] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 103.866793][ T2204] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.866930][ T2204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.867069][ T2204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.867214][ T2204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.867447][ T2204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.867597][ T2204] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 103.867746][ T2204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.867884][ T2204] ? netlink_ack (./include/linux/skbuff.h:2718) [ 103.868032][ T2204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 103.868174][ T2204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 103.868449][ T2204] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 103.868601][ T2204] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 103.868758][ T2204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.868909][ T2204] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 103.869071][ T2204] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.869231][ T2204] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 103.869478][ T2204] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 103.869622][ T2204] ? copy_msghdr_from_user (net/socket.c:2635) [ 103.869763][ T2204] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 103.869933][ T2204] ? move_addr_to_kernel (net/socket.c:258) [ 103.870078][ T2204] ___sys_sendmsg (net/socket.c:2752) [ 103.870215][ T2204] ? copy_msghdr_from_user (net/socket.c:2603) [ 103.870453][ T2204] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.870635][ T2204] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 103.870784][ T2204] __sys_sendmsg (net/socket.c:2784) [ 103.870927][ T2204] ? __sys_sendmsg_sock (net/socket.c:2765) [ 103.871084][ T2204] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 103.871235][ T2204] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.871430][ T2204] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.871574][ T2204] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.871724][ T2204] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.871860][ T2204] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.872033][ T2204] RIP: 0033:0x7f33e694b08e [ 103.872189][ T2204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 103.873145][ T2204] RSP: 002b:00007ffce3cd4ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 103.873413][ T2204] RAX: ffffffffffffffda RBX: 00007ffce3cd5690 RCX: 00007f33e694b08e [ 103.873630][ T2204] RDX: 0000000000000000 RSI: 00007ffce3cd4f90 RDI: 0000000000000005 [ 103.873838][ T2204] RBP: 00007ffce3cd4ef0 R08: 0000000000000000 R09: 0000000000000000 [ 103.874041][ T2204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 103.874251][ T2204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3cd5650 | [ 103.900322][ T2205] ------------[ cut here ]------------ | [ 103.900545][ T2205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2205 | [ 103.901034][ T2205] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.902158][ T2205] Tainted: [W]=WARN [ 103.902312][ T2205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.902539][ T2205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.902781][ T2205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.903324][ T2205] RSP: 0018:ffa0000001ecf020 EFLAGS: 00010286 [ 103.903578][ T2205] RAX: 00000000ffffffa6 RBX: ff1100000cf51000 RCX: 1ff40000003d9dca [ 103.903855][ T2205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf510bc [ 103.904112][ T2205] RBP: ff1100000fd11000 R08: 1fe22000019ea219 R09: ff11000012a5ae58 [ 103.904376][ T2205] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 103.904680][ T2205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 103.904960][ T2205] FS: 00007f1de0cde840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 103.905248][ T2205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.905480][ T2205] CR2: 000000001719a988 CR3: 000000001003a003 CR4: 0000000000771ef0 [ 103.905754][ T2205] PKRU: 55555554 [ 103.905911][ T2205] Call Trace: [ 103.906065][ T2205] [ 103.906186][ T2205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.906404][ T2205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.906561][ T2205] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 103.906763][ T2205] __dev_notify_flags (net/core/dev.c:9787) [ 103.906971][ T2205] ? netif_change_name (net/core/dev.c:1495) [ 103.907157][ T2205] ? __dev_change_flags (net/core/dev.c:9752) [ 103.907343][ T2205] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 103.907541][ T2205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.907766][ T2205] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 103.907959][ T2205] netif_change_flags (net/core/dev.c:9820) [ 103.908153][ T2205] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 103.908360][ T2205] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 103.908551][ T2205] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 103.908754][ T2205] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 103.908992][ T2205] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 103.909203][ T2205] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.909403][ T2205] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 103.909592][ T2205] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 103.909792][ T2205] ? __kernel_text_address (kernel/extable.c:79) [ 103.909979][ T2205] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.910166][ T2205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.910364][ T2205] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 103.910554][ T2205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.910784][ T2205] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.910987][ T2205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.911183][ T2205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.911385][ T2205] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 103.911572][ T2205] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 103.911775][ T2205] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 103.911975][ T2205] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 103.912166][ T2205] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 103.912367][ T2205] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 103.912556][ T2205] rtnl_newlink (net/core/rtnetlink.c:4150) [ 103.912762][ T2205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.912945][ T2205] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.913130][ T2205] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.913312][ T2205] ? mark_usage (kernel/locking/lockdep.c:4674) [ 103.913509][ T2205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.913727][ T2205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.913914][ T2205] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.914101][ T2205] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.914292][ T2205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.914497][ T2205] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.914703][ T2205] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 103.914893][ T2205] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.915095][ T2205] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.915297][ T2205] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.915500][ T2205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.915710][ T2205] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.915900][ T2205] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 103.916086][ T2205] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.916286][ T2205] ? netlink_ack (./include/linux/skbuff.h:2718) [ 103.916490][ T2205] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 103.916707][ T2205] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 103.916910][ T2205] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 103.917129][ T2205] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 103.917317][ T2205] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.917519][ T2205] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 103.917738][ T2205] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.917925][ T2205] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 103.918112][ T2205] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 103.918308][ T2205] ? copy_msghdr_from_user (net/socket.c:2635) [ 103.918505][ T2205] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 103.918750][ T2205] ? move_addr_to_kernel (net/socket.c:258) [ 103.918939][ T2205] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 103.919124][ T2205] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.919311][ T2205] ___sys_sendmsg (net/socket.c:2752) [ 103.919505][ T2205] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 103.919744][ T2205] ? copy_msghdr_from_user (net/socket.c:2603) [ 103.919942][ T2205] __sys_sendmsg (net/socket.c:2784) [ 103.920127][ T2205] ? __sys_sendmsg_sock (net/socket.c:2765) [ 103.920310][ T2205] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 103.920542][ T2205] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 103.920753][ T2205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.920943][ T2205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.921135][ T2205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.921325][ T2205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.921529][ T2205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.921769][ T2205] RIP: 0033:0x7f1de0f1808e [ 103.921977][ T2205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 103.922541][ T2205] RSP: 002b:00007fff9b8c3fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 103.922816][ T2205] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1de0f1808e [ 103.923067][ T2205] RDX: 0000000000000000 RSI: 00007fff9b8c4060 RDI: 0000000000000005 [ 103.923319][ T2205] RBP: 00007fff9b8c3fc0 R08: 0000000000000000 R09: 0000000000000000 [ 103.923589][ T2205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 103.923853][ T2205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9b8c4730 | [ 103.966558][ T2206] ------------[ cut here ]------------ | [ 103.966763][ T2206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2206 | [ 103.967048][ T2206] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.967514][ T2206] Tainted: [W]=WARN [ 103.967622][ T2206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.967798][ T2206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.967971][ T2206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.968503][ T2206] RSP: 0018:ffa0000001edf020 EFLAGS: 00010286 [ 103.968679][ T2206] RAX: 00000000ffffffa6 RBX: ff1100000d6bec80 RCX: 1ff40000003dbdca [ 103.969155][ T2206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bed3c [ 103.969361][ T2206] RBP: ff1100000abf9000 R08: 1fe2200001ad7da9 R09: ff11000010112e58 [ 103.969575][ T2206] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 103.969808][ T2206] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 103.970280][ T2206] FS: 00007f0760e40840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 103.970537][ T2206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.970717][ T2206] CR2: 00007f07611101a0 CR3: 000000001003a006 CR4: 0000000000771ef0 [ 103.970917][ T2206] PKRU: 55555554 [ 103.971019][ T2206] Call Trace: [ 103.971119][ T2206] [ 103.971188][ T2206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.971562][ T2206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.971670][ T2206] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 103.971819][ T2206] __dev_notify_flags (net/core/dev.c:9787) [ 103.971986][ T2206] ? netif_change_name (net/core/dev.c:1495) [ 103.972121][ T2206] ? __dev_change_flags (net/core/dev.c:9752) [ 103.972256][ T2206] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 103.972465][ T2206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.972604][ T2206] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 103.972807][ T2206] netif_change_flags (net/core/dev.c:9820) [ 103.972944][ T2206] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 103.973079][ T2206] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 103.973215][ T2206] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 103.973416][ T2206] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 103.973595][ T2206] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 103.973800][ T2206] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.973938][ T2206] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 103.974071][ T2206] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 103.974206][ T2206] ? __kernel_text_address (kernel/extable.c:79) [ 103.974342][ T2206] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.974550][ T2206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.974696][ T2206] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 103.974850][ T2206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.974985][ T2206] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 103.975120][ T2206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.975255][ T2206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.975475][ T2206] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 103.975618][ T2206] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 103.975781][ T2206] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 103.975916][ T2206] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 103.976053][ T2206] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 103.976191][ T2206] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 103.976335][ T2206] rtnl_newlink (net/core/rtnetlink.c:4150) [ 103.976536][ T2206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.976681][ T2206] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.976841][ T2206] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.976978][ T2206] ? mark_usage (kernel/locking/lockdep.c:4674) [ 103.977111][ T2206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.977249][ T2206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.977453][ T2206] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.977593][ T2206] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.977736][ T2206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 103.977871][ T2206] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 103.978009][ T2206] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 103.978146][ T2206] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.978281][ T2206] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.978474][ T2206] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.978621][ T2206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.978761][ T2206] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 103.978896][ T2206] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 103.979032][ T2206] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 103.979167][ T2206] ? netlink_ack (./include/linux/skbuff.h:2718) [ 103.979308][ T2206] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 103.979521][ T2206] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 103.979662][ T2206] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 103.979806][ T2206] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 103.979942][ T2206] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 103.980078][ T2206] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 103.980216][ T2206] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.980411][ T2206] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 103.980547][ T2206] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 103.980694][ T2206] ? copy_msghdr_from_user (net/socket.c:2635) [ 103.980828][ T2206] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 103.981022][ T2206] ? move_addr_to_kernel (net/socket.c:258) [ 103.981166][ T2206] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 103.981301][ T2206] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 103.981498][ T2206] ___sys_sendmsg (net/socket.c:2752) [ 103.981636][ T2206] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 103.981812][ T2206] ? copy_msghdr_from_user (net/socket.c:2603) [ 103.981958][ T2206] __sys_sendmsg (net/socket.c:2784) [ 103.982092][ T2206] ? __sys_sendmsg_sock (net/socket.c:2765) [ 103.982498][ T2206] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 103.982674][ T2206] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 103.982818][ T2206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 103.982955][ T2206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 103.983093][ T2206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 103.983270][ T2206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 103.983472][ T2206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 103.983649][ T2206] RIP: 0033:0x7f076107a08e [ 103.983808][ T2206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 103.984300][ T2206] RSP: 002b:00007fff3fd93590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 103.984563][ T2206] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f076107a08e [ 103.984789][ T2206] RDX: 0000000000000000 RSI: 00007fff3fd93640 RDI: 0000000000000005 [ 103.985006][ T2206] RBP: 00007fff3fd935a0 R08: 0000000000000000 R09: 0000000000000000 [ 103.985225][ T2206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 103.985513][ T2206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3fd93d10 | [ 103.988146][ T36] ------------[ cut here ]------------ | [ 103.988284][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36 | [ 103.988555][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 103.989023][ T36] Tainted: [W]=WARN [ 103.989117][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.989268][ T36] Workqueue: events_unbound linkwatch_event [ 103.989440][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 103.989621][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 103.990068][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 103.990230][ T36] RAX: 00000000ffffffa6 RBX: ff1100000d6bfa80 RCX: 1ff4000000051f02 [ 103.990424][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfb3c [ 103.990618][ T36] RBP: ff1100000fd11000 R08: 1fe2200001ad7f69 R09: ff11000001d751a8 [ 103.990815][ T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 103.990997][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 103.991181][ T36] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 103.991403][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.991560][ T36] CR2: 00007f5a90415574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 103.991758][ T36] PKRU: 55555554 [ 103.991851][ T36] Call Trace: [ 103.991943][ T36] [ 103.992009][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 103.992134][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 103.992257][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 103.992373][ T36] netif_state_change (net/core/dev.c:1605) [ 103.992496][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 103.992656][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 103.992784][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 103.992906][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 103.993049][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 103.993170][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 103.993292][ T36] process_one_work (kernel/workqueue.c:3314) [ 103.993436][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 103.993558][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 103.993691][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 103.993831][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 103.993954][ T36] kthread (kernel/kthread.c:436) [ 103.994053][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 103.994206][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 103.994328][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 103.994457][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 103.994617][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 103.994744][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 103.994869][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.063173][ T2208] ------------[ cut here ]------------ | [ 104.063343][ T2208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2208 | [ 104.063628][ T2208] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.064103][ T2208] Tainted: [W]=WARN [ 104.064205][ T2208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.064378][ T2208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.064563][ T2208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.065046][ T2208] RSP: 0018:ffa0000001eef150 EFLAGS: 00010286 [ 104.065213][ T2208] RAX: 00000000ffffffa6 RBX: ff1100000c9b6200 RCX: 1ff40000003dddf0 [ 104.065417][ T2208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b62bc [ 104.065625][ T2208] RBP: ff1100000abf9000 R08: 1fe2200001936c59 R09: ff1100000abf0b58 [ 104.065829][ T2208] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 104.066029][ T2208] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f58e40 [ 104.066228][ T2208] FS: 00007fcae1a15840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.066487][ T2208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.066660][ T2208] CR2: 00000000004ebb28 CR3: 000000000bfbe004 CR4: 0000000000771ef0 [ 104.066889][ T2208] PKRU: 55555554 [ 104.066988][ T2208] Call Trace: [ 104.067087][ T2208] [ 104.067157][ T2208] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.067292][ T2208] ? notifier_call_chain (kernel/notifier.c:85) [ 104.067436][ T2208] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.067541][ T2208] netif_state_change (net/core/dev.c:1605) [ 104.067706][ T2208] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.067879][ T2208] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 104.068048][ T2208] linkwatch_sync_dev (net/core/link_watch.c:295) [ 104.068182][ T2208] rtnl_getlink (net/core/rtnetlink.c:4273) [ 104.068317][ T2208] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.068458][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.068595][ T2208] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 104.068764][ T2208] ? mark_usage (kernel/locking/lockdep.c:4674) [ 104.068897][ T2208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.069030][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.069180][ T2208] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.069316][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.069465][ T2208] ? mark_usage (kernel/locking/lockdep.c:4674) [ 104.069606][ T2208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.069750][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.069886][ T2208] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.070017][ T2208] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 104.070148][ T2208] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 104.070282][ T2208] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.070421][ T2208] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.070553][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.070698][ T2208] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.070830][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.070962][ T2208] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 104.071094][ T2208] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.071226][ T2208] ? netlink_ack (./include/linux/skbuff.h:2718) [ 104.071366][ T2208] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 104.071501][ T2208] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 104.071640][ T2208] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 104.071779][ T2208] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 104.071911][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.072043][ T2208] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 104.072182][ T2208] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.072329][ T2208] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 104.072472][ T2208] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 104.072611][ T2208] ? copy_msghdr_from_user (net/socket.c:2635) [ 104.072748][ T2208] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 104.072918][ T2208] ? move_addr_to_kernel (net/socket.c:258) [ 104.073048][ T2208] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 104.073184][ T2208] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 104.073370][ T2208] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 104.073518][ T2208] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 104.073695][ T2208] ___sys_sendmsg (net/socket.c:2752) [ 104.073842][ T2208] ? copy_msghdr_from_user (net/socket.c:2603) [ 104.073988][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.074141][ T2208] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 104.074274][ T2208] ? do_getsockname (net/socket.c:2192) [ 104.074419][ T2208] __sys_sendmsg (net/socket.c:2784) [ 104.074555][ T2208] ? __sys_sendmsg_sock (net/socket.c:2765) [ 104.074706][ T2208] ? __sys_getsockname (net/socket.c:2210) [ 104.074839][ T2208] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.074976][ T2208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 104.075106][ T2208] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 104.075257][ T2208] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 104.075410][ T2208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 104.075574][ T2208] RIP: 0033:0x7fcae1c4f08e [ 104.075722][ T2208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 104.076211][ T2208] RSP: 002b:00007ffea58325a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 104.076414][ T2208] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcae1c4f08e [ 104.076617][ T2208] RDX: 0000000000000000 RSI: 00007ffea5832650 RDI: 0000000000000006 [ 104.076819][ T2208] RBP: 00007ffea58325b0 R08: 0000000000000000 R09: 0000000000000000 [ 104.077252][ T2208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 104.077455][ T2208] R13: 00007ffea5832700 R14: 000000000000000d R15: 00007ffea583387a | [ 104.173001][ T2211] ------------[ cut here ]------------ | [ 104.173216][ T2211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2211 | [ 104.173967][ T2211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.174585][ T2211] Tainted: [W]=WARN [ 104.174775][ T2211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.175008][ T2211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.175246][ T2211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.175833][ T2211] RSP: 0018:ffa0000001f1efd0 EFLAGS: 00010286 [ 104.176064][ T2211] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff40000003e3dc0 [ 104.176329][ T2211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 104.176618][ T2211] RBP: ff1100000fd3a000 R08: 1fe22000017edaf9 R09: ff1100000ea82e80 [ 104.176893][ T2211] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 104.177157][ T2211] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd3ae44 [ 104.177437][ T2211] FS: 00007f48817a6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 104.177767][ T2211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.178007][ T2211] CR2: 00000000004a2060 CR3: 000000001003a004 CR4: 0000000000771ef0 [ 104.178272][ T2211] PKRU: 55555554 [ 104.178442][ T2211] Call Trace: [ 104.178603][ T2211] [ 104.178738][ T2211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.178935][ T2211] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 104.179134][ T2211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.179296][ T2211] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 104.179532][ T2211] __dev_notify_flags (net/core/dev.c:9787) [ 104.179753][ T2211] ? notifier_call_chain (kernel/notifier.c:85) [ 104.179949][ T2211] ? netif_change_name (net/core/dev.c:1495) [ 104.180147][ T2211] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 104.180359][ T2211] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 104.180555][ T2211] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 104.180774][ T2211] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 104.180987][ T2211] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 104.181189][ T2211] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 104.181578][ T2211] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 104.181869][ T2211] ? nla_strscpy (lib/nlattr.c:795) [ 104.182167][ T2211] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 104.182474][ T2211] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 104.182749][ T2211] ? __dev_get_by_name (net/core/dev.c:883) [ 104.182977][ T2211] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 104.183203][ T2211] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 104.183425][ T2211] rtnl_newlink (net/core/rtnetlink.c:4150) [ 104.183632][ T2211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.183838][ T2211] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.184051][ T2211] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.184248][ T2211] ? mark_usage (kernel/locking/lockdep.c:4674) [ 104.184460][ T2211] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.184675][ T2211] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.184883][ T2211] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.185093][ T2211] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 104.185290][ T2211] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.185500][ T2211] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.185717][ T2211] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.185919][ T2211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.186113][ T2211] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.186311][ T2211] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 104.186517][ T2211] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.186733][ T2211] ? netlink_ack (./include/linux/skbuff.h:2718) [ 104.186936][ T2211] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 104.187131][ T2211] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 104.187340][ T2211] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 104.187555][ T2211] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 104.187769][ T2211] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.187967][ T2211] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.188165][ T2211] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 104.188382][ T2211] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.188583][ T2211] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 104.188799][ T2211] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 104.189010][ T2211] ? copy_msghdr_from_user (net/socket.c:2635) [ 104.189212][ T2211] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 104.189460][ T2211] ? move_addr_to_kernel (net/socket.c:258) [ 104.189675][ T2211] ? kasan_save_stack (mm/kasan/common.c:58) [ 104.189881][ T2211] ? kasan_save_stack (mm/kasan/common.c:57) [ 104.190091][ T2211] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 104.190291][ T2211] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 104.190555][ T2211] ___sys_sendmsg (net/socket.c:2752) [ 104.190771][ T2211] ? copy_msghdr_from_user (net/socket.c:2603) [ 104.190982][ T2211] __sys_sendmsg (net/socket.c:2784) [ 104.191180][ T2211] ? __sys_sendmsg_sock (net/socket.c:2765) [ 104.191393][ T2211] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 104.191608][ T2211] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 104.191820][ T2211] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.192022][ T2211] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 104.192219][ T2211] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 104.192431][ T2211] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 104.192641][ T2211] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 104.192880][ T2211] RIP: 0033:0x7f48819e008e [ 104.193085][ T2211] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 104.193679][ T2211] RSP: 002b:00007ffc81221150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 104.193960][ T2211] RAX: ffffffffffffffda RBX: 00007ffc81221900 RCX: 00007f48819e008e [ 104.194243][ T2211] RDX: 0000000000000000 RSI: 00007ffc81221200 RDI: 0000000000000005 [ 104.194539][ T2211] RBP: 00007ffc81221160 R08: 0000000000000000 R09: 0000000000000000 [ 104.194838][ T2211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 104.195106][ T2211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc812218d0 | [ 104.224064][ T2212] ------------[ cut here ]------------ | [ 104.224276][ T2212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2212 | [ 104.225023][ T2212] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.225509][ T2212] Tainted: [W]=WARN [ 104.225626][ T2212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.225811][ T2212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.225999][ T2212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.226521][ T2212] RSP: 0018:ffa0000001f1efd0 EFLAGS: 00010286 [ 104.226716][ T2212] RAX: 00000000ffffffa6 RBX: ff1100000d907c40 RCX: 1ff40000003e3dc0 [ 104.226931][ T2212] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907cfc [ 104.227145][ T2212] RBP: ff11000008db2000 R08: 1fe2200001b20fa1 R09: ff1100000ea80b80 [ 104.227381][ T2212] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 104.227600][ T2212] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008db2e44 [ 104.227822][ T2212] FS: 00007f6aaeab1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.228074][ T2212] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.228255][ T2212] CR2: 00000000004a2060 CR3: 000000000bfbe003 CR4: 0000000000771ef0 [ 104.228479][ T2212] PKRU: 55555554 [ 104.228612][ T2212] Call Trace: [ 104.228725][ T2212] [ 104.228801][ T2212] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.228948][ T2212] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 104.229096][ T2212] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.229207][ T2212] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 104.229360][ T2212] __dev_notify_flags (net/core/dev.c:9787) [ 104.229506][ T2212] ? notifier_call_chain (kernel/notifier.c:85) [ 104.229659][ T2212] ? netif_change_name (net/core/dev.c:1495) [ 104.229811][ T2212] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 104.229959][ T2212] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 104.230105][ T2212] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 104.230254][ T2212] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 104.230410][ T2212] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 104.230557][ T2212] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 104.230712][ T2212] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 104.230858][ T2212] ? nla_strscpy (lib/nlattr.c:795) [ 104.231002][ T2212] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 104.231148][ T2212] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 104.231298][ T2212] ? __dev_get_by_name (net/core/dev.c:883) [ 104.231465][ T2212] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 104.231624][ T2212] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 104.231852][ T2212] rtnl_newlink (net/core/rtnetlink.c:4150) [ 104.231997][ T2212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.232140][ T2212] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.232282][ T2212] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.232430][ T2212] ? mark_usage (kernel/locking/lockdep.c:4674) [ 104.232578][ T2212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.232744][ T2212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.232892][ T2212] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.233040][ T2212] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 104.233186][ T2212] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.233339][ T2212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.233493][ T2212] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.233644][ T2212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.233792][ T2212] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.233938][ T2212] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 104.234085][ T2212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.234237][ T2212] ? netlink_ack (./include/linux/skbuff.h:2718) [ 104.234403][ T2212] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 104.234553][ T2212] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 104.234708][ T2212] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 104.234855][ T2212] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 104.235001][ T2212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.235159][ T2212] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.235306][ T2212] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 104.235459][ T2212] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.235613][ T2212] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 104.235764][ T2212] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 104.235908][ T2212] ? copy_msghdr_from_user (net/socket.c:2635) [ 104.236055][ T2212] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 104.236238][ T2212] ? move_addr_to_kernel (net/socket.c:258) [ 104.236392][ T2212] ? kasan_save_stack (mm/kasan/common.c:58) [ 104.236555][ T2212] ? kasan_save_stack (mm/kasan/common.c:57) [ 104.236708][ T2212] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 104.236854][ T2212] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 104.237036][ T2212] ___sys_sendmsg (net/socket.c:2752) [ 104.237184][ T2212] ? copy_msghdr_from_user (net/socket.c:2603) [ 104.237343][ T2212] __sys_sendmsg (net/socket.c:2784) [ 104.237497][ T2212] ? __sys_sendmsg_sock (net/socket.c:2765) [ 104.237657][ T2212] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 104.237811][ T2212] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 104.237954][ T2212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.238098][ T2212] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 104.238242][ T2212] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 104.238399][ T2212] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 104.238546][ T2212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 104.238735][ T2212] RIP: 0033:0x7f6aaeceb08e [ 104.238887][ T2212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 104.239406][ T2212] RSP: 002b:00007ffcbda98e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 104.239630][ T2212] RAX: ffffffffffffffda RBX: 00007ffcbda995d0 RCX: 00007f6aaeceb08e [ 104.239865][ T2212] RDX: 0000000000000000 RSI: 00007ffcbda98ed0 RDI: 0000000000000005 [ 104.240091][ T2212] RBP: 00007ffcbda98e30 R08: 0000000000000000 R09: 0000000000000000 [ 104.240322][ T2212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 104.240545][ T2212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbda995a0 | [ 104.271870][ T2213] ------------[ cut here ]------------ | [ 104.272086][ T2213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2213 | [ 104.272418][ T2213] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.273004][ T2213] Tainted: [W]=WARN [ 104.273157][ T2213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.273389][ T2213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.273643][ T2213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.274177][ T2213] RSP: 0018:ffa0000001f2f020 EFLAGS: 00010286 [ 104.274417][ T2213] RAX: 00000000ffffffa6 RBX: ff1100000bf6dc40 RCX: 1ff40000003e5dca [ 104.274711][ T2213] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6dcfc [ 104.274967][ T2213] RBP: ff1100000fd3a000 R08: 1fe22000017edba1 R09: ff1100000fcb8b58 [ 104.275231][ T2213] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 104.275497][ T2213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 104.275769][ T2213] FS: 00007f33d91cb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 104.276069][ T2213] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.276286][ T2213] CR2: 00000000224be988 CR3: 000000001003a006 CR4: 0000000000771ef0 [ 104.276558][ T2213] PKRU: 55555554 [ 104.276725][ T2213] Call Trace: [ 104.276879][ T2213] [ 104.277006][ T2213] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.277197][ T2213] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.277365][ T2213] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 104.277550][ T2213] __dev_notify_flags (net/core/dev.c:9787) [ 104.277755][ T2213] ? netif_change_name (net/core/dev.c:1495) [ 104.277948][ T2213] ? __dev_change_flags (net/core/dev.c:9752) [ 104.278135][ T2213] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 104.278361][ T2213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.278578][ T2213] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 104.278787][ T2213] netif_change_flags (net/core/dev.c:9820) [ 104.278978][ T2213] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 104.279167][ T2213] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 104.279385][ T2213] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 104.279577][ T2213] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 104.279818][ T2213] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 104.280006][ T2213] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.280192][ T2213] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 104.280415][ T2213] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 104.280612][ T2213] ? __kernel_text_address (kernel/extable.c:79) [ 104.280816][ T2213] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.281007][ T2213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.281207][ T2213] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 104.281404][ T2213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.281596][ T2213] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.281796][ T2213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.281984][ T2213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.282200][ T2213] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 104.282401][ T2213] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 104.282591][ T2213] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 104.282797][ T2213] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 104.282987][ T2213] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 104.283177][ T2213] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 104.283390][ T2213] rtnl_newlink (net/core/rtnetlink.c:4150) [ 104.283640][ T2213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.283835][ T2213] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.284044][ T2213] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.284233][ T2213] ? mark_usage (kernel/locking/lockdep.c:4674) [ 104.284434][ T2213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.284633][ T2213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.284828][ T2213] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.285016][ T2213] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.285227][ T2213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.285429][ T2213] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.285627][ T2213] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 104.285825][ T2213] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.286014][ T2213] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.286203][ T2213] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.286429][ T2213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.286618][ T2213] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.286821][ T2213] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 104.287010][ T2213] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.287202][ T2213] ? netlink_ack (./include/linux/skbuff.h:2718) [ 104.287405][ T2213] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 104.287602][ T2213] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 104.287805][ T2213] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 104.287997][ T2213] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 104.288185][ T2213] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.288393][ T2213] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 104.288589][ T2213] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.288793][ T2213] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 104.288986][ T2213] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 104.289173][ T2213] ? copy_msghdr_from_user (net/socket.c:2635) [ 104.289375][ T2213] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 104.289595][ T2213] ? move_addr_to_kernel (net/socket.c:258) [ 104.289813][ T2213] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 104.290016][ T2213] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.290212][ T2213] ___sys_sendmsg (net/socket.c:2752) [ 104.290412][ T2213] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 104.290642][ T2213] ? copy_msghdr_from_user (net/socket.c:2603) [ 104.290849][ T2213] __sys_sendmsg (net/socket.c:2784) [ 104.291050][ T2213] ? __sys_sendmsg_sock (net/socket.c:2765) [ 104.291246][ T2213] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 104.291486][ T2213] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 104.291692][ T2213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.291880][ T2213] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 104.292077][ T2213] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 104.292266][ T2213] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 104.292476][ T2213] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 104.292715][ T2213] RIP: 0033:0x7f33d940508e [ 104.292911][ T2213] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 104.293470][ T2213] RSP: 002b:00007ffc56393120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 104.293742][ T2213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f33d940508e [ 104.293994][ T2213] RDX: 0000000000000000 RSI: 00007ffc563931d0 RDI: 0000000000000005 [ 104.294251][ T2213] RBP: 00007ffc56393130 R08: 0000000000000000 R09: 0000000000000000 [ 104.294517][ T2213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 104.294788][ T2213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc563938a0 | [ 104.327387][ T2214] ------------[ cut here ]------------ | [ 104.327593][ T2214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2214 | [ 104.327898][ T2214] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.328386][ T2214] Tainted: [W]=WARN [ 104.328491][ T2214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.328661][ T2214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.328846][ T2214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.329322][ T2214] RSP: 0018:ffa0000001f3f020 EFLAGS: 00010286 [ 104.329496][ T2214] RAX: 00000000ffffffa6 RBX: ff110000107811c0 RCX: 1ff40000003e7dca [ 104.329706][ T2214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078127c [ 104.329907][ T2214] RBP: ff11000008db2000 R08: 1fe22000020f0251 R09: ff1100000ffd2e58 [ 104.330121][ T2214] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 104.330324][ T2214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 104.330540][ T2214] FS: 00007f5563cb5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.330788][ T2214] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.330958][ T2214] CR2: 000000001d116988 CR3: 000000000bfbe005 CR4: 0000000000771ef0 [ 104.331158][ T2214] PKRU: 55555554 [ 104.331258][ T2214] Call Trace: [ 104.331364][ T2214] [ 104.331435][ T2214] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.331574][ T2214] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.331688][ T2214] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 104.331824][ T2214] __dev_notify_flags (net/core/dev.c:9787) [ 104.331958][ T2214] ? netif_change_name (net/core/dev.c:1495) [ 104.332093][ T2214] ? __dev_change_flags (net/core/dev.c:9752) [ 104.332227][ T2214] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 104.332367][ T2214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.332505][ T2214] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 104.332649][ T2214] netif_change_flags (net/core/dev.c:9820) [ 104.332790][ T2214] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 104.332941][ T2214] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 104.333079][ T2214] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 104.333216][ T2214] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 104.333391][ T2214] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 104.333532][ T2214] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.333672][ T2214] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 104.333814][ T2214] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 104.333949][ T2214] ? __kernel_text_address (kernel/extable.c:79) [ 104.334084][ T2214] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.334223][ T2214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.334366][ T2214] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 104.334505][ T2214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.334645][ T2214] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.334785][ T2214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.334920][ T2214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.335054][ T2214] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 104.335652][ T2214] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 104.335796][ T2214] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 104.335933][ T2214] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 104.336075][ T2214] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 104.336227][ T2214] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 104.336376][ T2214] rtnl_newlink (net/core/rtnetlink.c:4150) [ 104.336513][ T2214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.336667][ T2214] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.336807][ T2214] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.336941][ T2214] ? mark_usage (kernel/locking/lockdep.c:4674) [ 104.337075][ T2214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.337210][ T2214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.337343][ T2214] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.337482][ T2214] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.337621][ T2214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.337761][ T2214] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 104.337895][ T2214] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 104.338029][ T2214] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.338163][ T2214] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.338298][ T2214] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.338441][ T2214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.338575][ T2214] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 104.338721][ T2214] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 104.338863][ T2214] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 104.338999][ T2214] ? netlink_ack (./include/linux/skbuff.h:2718) [ 104.339149][ T2214] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 104.339286][ T2214] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 104.339431][ T2214] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 104.339571][ T2214] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 104.339717][ T2214] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 104.339855][ T2214] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 104.339991][ T2214] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.340126][ T2214] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 104.340267][ T2214] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 104.340409][ T2214] ? copy_msghdr_from_user (net/socket.c:2635) [ 104.340544][ T2214] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 104.340722][ T2214] ? move_addr_to_kernel (net/socket.c:258) [ 104.340858][ T2214] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 104.340992][ T2214] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 104.341137][ T2214] ___sys_sendmsg (net/socket.c:2752) [ 104.341274][ T2214] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 104.341457][ T2214] ? copy_msghdr_from_user (net/socket.c:2603) [ 104.341609][ T2214] __sys_sendmsg (net/socket.c:2784) [ 104.341750][ T2214] ? __sys_sendmsg_sock (net/socket.c:2765) [ 104.341896][ T2214] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 104.342078][ T2214] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 104.342216][ T2214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.342357][ T2214] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 104.342493][ T2214] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 104.342630][ T2214] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 104.342770][ T2214] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 104.342939][ T2214] RIP: 0033:0x7f5563eef08e [ 104.343080][ T2214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 104.343569][ T2214] RSP: 002b:00007ffd4ca63740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 104.343784][ T2214] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5563eef08e [ 104.343993][ T2214] RDX: 0000000000000000 RSI: 00007ffd4ca637f0 RDI: 0000000000000005 [ 104.344197][ T2214] RBP: 00007ffd4ca63750 R08: 0000000000000000 R09: 0000000000000000 [ 104.344404][ T2214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01a [ 104.344612][ T2214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4ca63ec0 | [ 104.712841][ T12] ------------[ cut here ]------------ | [ 104.713012][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 104.713263][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.713751][ T12] Tainted: [W]=WARN [ 104.713846][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.714002][ T12] Workqueue: netns cleanup_net [ 104.714148][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.714312][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.714788][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 104.714945][ T12] RAX: 00000000ffffffa6 RBX: ff11000010781540 RCX: 1ff4000000018ec7 [ 104.715131][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107815fc [ 104.715313][ T12] RBP: ff1100000fd3a000 R08: 1fe22000020f02c1 R09: ff11000001aed1d0 [ 104.715502][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 104.715694][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 104.715889][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 104.716111][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.716265][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 104.716459][ T12] PKRU: 55555554 [ 104.716552][ T12] Call Trace: [ 104.716655][ T12] [ 104.716726][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.716860][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.716956][ T12] netif_close_many (net/core/dev.c:1804) [ 104.717081][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 104.717205][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 104.717366][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 104.717522][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 104.717652][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.717814][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.717939][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.718064][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.718189][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.718318][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.718450][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.718575][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.718711][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.718833][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.718959][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.719081][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.719201][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.719324][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.719450][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.719576][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.719714][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.719836][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.719964][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.720088][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.720211][ T12] kthread (kernel/kthread.c:436) [ 104.720305][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.720466][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.720593][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.720724][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.720885][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.721011][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.721137][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.725971][ T12] ------------[ cut here ]------------ | [ 104.726113][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.726382][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.726836][ T12] Tainted: [W]=WARN [ 104.726927][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.727078][ T12] Workqueue: netns cleanup_net [ 104.727205][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.727383][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.727829][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.727981][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e31c0 RCX: 1ff4000000018eed [ 104.728158][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e327c [ 104.728337][ T12] RBP: ff1100000fc7c000 R08: 1fe2200001afc651 R09: ff11000001aed1d0 [ 104.728524][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.728714][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.728895][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.729104][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.729252][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.729538][ T12] PKRU: 55555554 [ 104.729631][ T12] Call Trace: [ 104.729724][ T12] [ 104.729788][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.730052][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.730202][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.730323][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.730520][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.730645][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.730775][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.730897][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.731019][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.731137][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.731263][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.731390][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.731512][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.731637][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.731771][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.731894][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.732017][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.732137][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.732264][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.732393][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.732514][ T12] kthread (kernel/kthread.c:436) [ 104.732610][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.732767][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.732888][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.733010][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.733160][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.733283][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.733413][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.735779][ T12] ------------[ cut here ]------------ | [ 104.735905][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.736142][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.736582][ T12] Tainted: [W]=WARN [ 104.736675][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.736834][ T12] Workqueue: netns cleanup_net [ 104.736963][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.737119][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.737554][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.737716][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2ac0 RCX: 1ff4000000018eed [ 104.737894][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2b7c [ 104.738076][ T12] RBP: ff1100000ffa1000 R08: 1fe2200001afc571 R09: ff11000001aed1d0 [ 104.738254][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.738435][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.738622][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.738835][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.738992][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.739171][ T12] PKRU: 55555554 [ 104.739262][ T12] Call Trace: [ 104.739356][ T12] [ 104.739418][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.739570][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.739736][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.739861][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.739981][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.740100][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.740222][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.740351][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.740474][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.740596][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.740726][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.740847][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.740967][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.741089][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.741208][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.741332][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.741539][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.741669][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.741804][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.741927][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.742118][ T12] kthread (kernel/kthread.c:436) [ 104.742208][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.742369][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.742489][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.742691][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.742843][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.742962][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.743081][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.745874][ T12] ------------[ cut here ]------------ | [ 104.746138][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.746852][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.747275][ T12] Tainted: [W]=WARN [ 104.747413][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.747566][ T12] Workqueue: netns cleanup_net [ 104.747700][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.747856][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.748285][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.748493][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636740 RCX: 1ff4000000018eed [ 104.748686][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6367fc [ 104.748869][ T12] RBP: ff11000006061000 R08: 1fe22000016c6d01 R09: ff11000001aed1d0 [ 104.749047][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.749241][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.749492][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.749715][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.749866][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.750047][ T12] PKRU: 55555554 [ 104.750137][ T12] Call Trace: [ 104.750234][ T12] [ 104.750301][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.750509][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.750666][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.750795][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.750917][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.751040][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.751161][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.751282][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.751482][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.751608][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.751736][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.751859][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.751978][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.752101][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.752219][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.752397][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.752520][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.752646][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.752778][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.752903][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.753021][ T12] kthread (kernel/kthread.c:436) [ 104.753112][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.753262][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.753448][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.753571][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.753735][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.753855][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.753976][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.757151][ T12] ------------[ cut here ]------------ | [ 104.757291][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 104.757539][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.757984][ T12] Tainted: [W]=WARN [ 104.758075][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.758226][ T12] Workqueue: netns cleanup_net [ 104.758359][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.758516][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.758959][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.759109][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff4000000018eed [ 104.759303][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 104.759499][ T12] RBP: ff1100000a38c000 R08: 1fe22000025142f9 R09: ff11000001aed1d0 [ 104.759693][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 104.759872][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.760051][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 104.760262][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.760423][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 104.760612][ T12] PKRU: 55555554 [ 104.760708][ T12] Call Trace: [ 104.760801][ T12] [ 104.760865][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.761017][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.761167][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.761288][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.761435][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.761557][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.761689][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.761810][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.761931][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.762048][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.762169][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.762289][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.762419][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.762545][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.762670][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.762798][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.762921][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.763042][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.763166][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.763296][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.763420][ T12] kthread (kernel/kthread.c:436) [ 104.763510][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.763663][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.763790][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.763912][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.764064][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.764182][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.764301][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.774727][ T12] ------------[ cut here ]------------ | [ 104.775815][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 104.776075][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.776517][ T12] Tainted: [W]=WARN [ 104.776616][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.776777][ T12] Workqueue: netns cleanup_net [ 104.776900][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.777055][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.777481][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.777637][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc91c0 RCX: 1ff4000000018eed [ 104.777825][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc927c [ 104.778001][ T12] RBP: ff1100000e061000 R08: 1fe2200001db9251 R09: ff11000001aed1d0 [ 104.778177][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 104.778359][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.778542][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 104.778764][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.778917][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 104.779102][ T12] PKRU: 55555554 [ 104.779189][ T12] Call Trace: [ 104.779279][ T12] [ 104.779344][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.779506][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.779660][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.779796][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.779922][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.780045][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.780166][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.780289][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.780434][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.780554][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.780696][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.780819][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.780940][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.781067][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.781186][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.781310][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.781439][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.781563][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.781695][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.781820][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.781953][ T12] kthread (kernel/kthread.c:436) [ 104.782044][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.782193][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.782336][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.782472][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.783265][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.783391][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.783512][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.785833][ T12] ------------[ cut here ]------------ | [ 104.785957][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.786198][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.786646][ T12] Tainted: [W]=WARN [ 104.786747][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.786901][ T12] Workqueue: netns cleanup_net [ 104.787033][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.787189][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.787632][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.787792][ T12] RAX: 00000000ffffffa6 RBX: ff110000104de200 RCX: 1ff4000000018eed [ 104.787979][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de2bc [ 104.788159][ T12] RBP: ff1100000ebc1000 R08: 1fe220000209bc59 R09: ff11000001aed1d0 [ 104.788338][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.788524][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.788718][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.788929][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.789079][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.789266][ T12] PKRU: 55555554 [ 104.789359][ T12] Call Trace: [ 104.789455][ T12] [ 104.789518][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.789689][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.789838][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.789959][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.790080][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.790201][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.790325][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.790454][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.790579][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.790709][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.790833][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.790954][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.791078][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.791204][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.791324][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.791451][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.791579][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.791710][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.791843][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.791968][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.792091][ T12] kthread (kernel/kthread.c:436) [ 104.792181][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.792330][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.792463][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.792590][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.792748][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.792869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.792992][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.795267][ T12] ------------[ cut here ]------------ | [ 104.795391][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.795633][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.796069][ T12] Tainted: [W]=WARN [ 104.796164][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.796317][ T12] Workqueue: netns cleanup_net [ 104.796452][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.796616][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.797064][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.797217][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74fa80 RCX: 1ff4000000018eed [ 104.797407][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74fb3c [ 104.797593][ T12] RBP: ff11000009814000 R08: 1fe22000016e9f69 R09: ff11000001aed1d0 [ 104.797789][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.797969][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.798154][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.798372][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.798526][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.798717][ T12] PKRU: 55555554 [ 104.798807][ T12] Call Trace: [ 104.798897][ T12] [ 104.798960][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.799114][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.799266][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.799391][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.799515][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.799641][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.799772][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.799895][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.800018][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.800139][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.800266][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.800394][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.800514][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.800644][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.800770][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.800893][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.801021][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.801143][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.801274][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.801407][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.801531][ T12] kthread (kernel/kthread.c:436) [ 104.801625][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.801855][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.801980][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.802102][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.802333][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.802462][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.802592][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.805128][ T12] ------------[ cut here ]------------ | [ 104.805319][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.805563][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.806080][ T12] Tainted: [W]=WARN [ 104.806173][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.806323][ T12] Workqueue: netns cleanup_net [ 104.806532][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.806709][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.807157][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.807310][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f8c0 RCX: 1ff4000000018eed [ 104.807571][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f97c [ 104.807762][ T12] RBP: ff1100000ed54000 R08: 1fe22000016e9f31 R09: ff11000001aed1d0 [ 104.807942][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.808200][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.808389][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.808687][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.808841][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.809024][ T12] PKRU: 55555554 [ 104.809116][ T12] Call Trace: [ 104.809278][ T12] [ 104.809344][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.809507][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.809663][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.809865][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.809989][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.810110][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.810231][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.810434][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.810559][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.810687][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.810811][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.811004][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.811123][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.811245][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.811370][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.811566][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.811708][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.811829][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.811954][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.812082][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.812204][ T12] kthread (kernel/kthread.c:436) [ 104.812298][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.812456][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.812656][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.812783][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.812935][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.813055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.813250][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.815877][ T12] ------------[ cut here ]------------ | [ 104.816001][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.816309][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.816829][ T12] Tainted: [W]=WARN [ 104.816925][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.817075][ T12] Workqueue: netns cleanup_net [ 104.817200][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.817443][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.817969][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.818118][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b236580 RCX: 1ff4000000018eed [ 104.818302][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23663c [ 104.818569][ T12] RBP: ff110000091f1000 R08: 1fe2200001646cc9 R09: ff11000001aed1d0 [ 104.818766][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.818945][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.819203][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.819418][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.819651][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.819841][ T12] PKRU: 55555554 [ 104.819933][ T12] Call Trace: [ 104.820022][ T12] [ 104.820085][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.820315][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.820475][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.820600][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.820804][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.820928][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.821050][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.821172][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.821375][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.821496][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.821626][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.821752][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.821873][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.821996][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.822125][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.822252][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.822386][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.822508][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.822640][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.822773][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.822895][ T12] kthread (kernel/kthread.c:436) [ 104.822986][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.823140][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.823262][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.823388][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.823546][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.823671][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.823798][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.826234][ T12] ------------[ cut here ]------------ | [ 104.826360][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.826609][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.827124][ T12] Tainted: [W]=WARN [ 104.827294][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.827449][ T12] Workqueue: netns cleanup_net [ 104.827574][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.827744][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.828337][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.828569][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57aac0 RCX: 1ff4000000018eed [ 104.828764][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57ab7c [ 104.828943][ T12] RBP: ff1100000fd3a000 R08: 1fe22000018af571 R09: ff11000001aed1d0 [ 104.829197][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 104.829383][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.829566][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.829863][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.830018][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.830275][ T12] PKRU: 55555554 [ 104.830370][ T12] Call Trace: [ 104.830461][ T12] [ 104.830525][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.830687][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.830916][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.831037][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.831159][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.831280][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.831479][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.831605][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.831736][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.831857][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.832057][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.832178][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.832298][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.832506][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.832639][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.832778][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.832914][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.833045][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.833262][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.833403][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.833533][ T12] kthread (kernel/kthread.c:436) [ 104.833644][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.833893][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.834022][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.834152][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.834400][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.834534][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.834667][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.853247][ T12] ------------[ cut here ]------------ | [ 104.853858][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 104.854165][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.854687][ T12] Tainted: [W]=WARN [ 104.854785][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.854947][ T12] Workqueue: netns cleanup_net [ 104.855082][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.855253][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.855776][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 104.855937][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57be00 RCX: 1ff4000000018eaf [ 104.856132][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bebc [ 104.856323][ T12] RBP: ff1100000fd11000 R08: 1fe22000018af7d9 R09: ff11000001aed1d0 [ 104.856566][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 104.856769][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000abf9000 [ 104.856963][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 104.857182][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.857341][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 104.857594][ T12] PKRU: 55555554 [ 104.857692][ T12] Call Trace: [ 104.857787][ T12] [ 104.857855][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.857988][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.858090][ T12] netif_close_many (net/core/dev.c:1804) [ 104.858220][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.858399][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.858528][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.858658][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 104.858789][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 104.858951][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 104.859111][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.859237][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.859446][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.859575][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.859712][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 104.859869][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 104.860000][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 104.860133][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.860260][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 104.860438][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 104.860567][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 104.860712][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.860837][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.860968][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.861096][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.861221][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.861404][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.861533][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.861664][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.861800][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.861927][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.862069][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.862200][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.862331][ T12] kthread (kernel/kthread.c:436) [ 104.862482][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.862646][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.862779][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.862910][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.863070][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.863197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.863330][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.866020][ T12] ------------[ cut here ]------------ | [ 104.866168][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 104.866426][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.866925][ T12] Tainted: [W]=WARN [ 104.867022][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.867178][ T12] Workqueue: netns cleanup_net [ 104.867316][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.867488][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.867946][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 104.868104][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57b000 RCX: 1ff4000000018eaf [ 104.868291][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b0bc [ 104.868485][ T12] RBP: ff1100000abf9000 R08: 1fe22000018af619 R09: ff11000001aed1d0 [ 104.868689][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 104.868876][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 104.869064][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 104.869283][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.869449][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 104.869649][ T12] PKRU: 55555554 [ 104.869749][ T12] Call Trace: [ 104.869843][ T12] [ 104.869909][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.870036][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 104.870164][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.870262][ T12] netif_close_many (net/core/dev.c:1804) [ 104.870393][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.870521][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.870651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.870782][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 104.870913][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 104.871076][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 104.871233][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.871361][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.871521][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.871654][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.871786][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 104.871950][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 104.872079][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 104.872207][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.872333][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 104.872470][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 104.872600][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 104.872735][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.872861][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.872995][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.873121][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.873245][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.873384][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.873512][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.873648][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.873784][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.873909][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.874039][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.874168][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.874299][ T12] kthread (kernel/kthread.c:436) [ 104.874401][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.874558][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.874691][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.874818][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.874979][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.875105][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.875230][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.877955][ T12] ------------[ cut here ]------------ | [ 104.878097][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 104.878339][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.878863][ T12] Tainted: [W]=WARN [ 104.878953][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.879108][ T12] Workqueue: netns cleanup_net [ 104.879238][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.879403][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.879848][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 104.879999][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985e00 RCX: 1ff4000000018ed5 [ 104.880181][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985ebc [ 104.880368][ T12] RBP: ff1100000fd11000 R08: 1fe2200001930bd9 R09: ff11000001aed1d0 [ 104.880547][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 104.880738][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.880919][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 104.881129][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.881280][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 104.881466][ T12] PKRU: 55555554 [ 104.881556][ T12] Call Trace: [ 104.881648][ T12] [ 104.881717][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.881873][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.882023][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.882142][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.882263][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 104.882422][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 104.882544][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.882671][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 104.882800][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 104.882921][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 104.883045][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.883165][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.883295][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.883420][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.883539][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.883669][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.883794][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.883917][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.884042][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.884164][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.884288][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.884418][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.884539][ T12] kthread (kernel/kthread.c:436) [ 104.884637][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.884798][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.884918][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.885039][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.885189][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.885309][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.885436][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.887746][ T12] ------------[ cut here ]------------ | [ 104.887869][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 104.888105][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.889215][ T12] Tainted: [W]=WARN [ 104.889312][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.889517][ T12] Workqueue: netns cleanup_net [ 104.889649][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.889808][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.890236][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 104.890436][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a9aa580 RCX: 1ff4000000018ed5 [ 104.890620][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9aa63c [ 104.890851][ T12] RBP: ff1100000abf9000 R08: 1fe22000015354c9 R09: ff11000001aed1d0 [ 104.891030][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 104.891212][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.891441][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 104.891655][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.891810][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 104.891988][ T12] PKRU: 55555554 [ 104.892079][ T12] Call Trace: [ 104.892170][ T12] [ 104.892235][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.892436][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.892589][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.892714][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.892833][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 104.892987][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 104.893110][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.893231][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 104.893399][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 104.893523][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 104.893649][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.893772][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.893894][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.894014][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.894132][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.894256][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.894424][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.894545][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.894674][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.894801][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.894926][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.895051][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.895171][ T12] kthread (kernel/kthread.c:436) [ 104.895263][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.895461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.895585][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.895713][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.895861][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.895982][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.896102][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.898860][ T12] ------------[ cut here ]------------ | [ 104.899001][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 104.899242][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.899694][ T12] Tainted: [W]=WARN [ 104.899787][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.899939][ T12] Workqueue: netns cleanup_net [ 104.900066][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.900224][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.900668][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 104.900826][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050040 RCX: 1ff4000000018ed5 [ 104.901005][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060500fc [ 104.901184][ T12] RBP: ff1100000eaac000 R08: 1fe2200000c0a021 R09: ff11000001aed1d0 [ 104.901378][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 104.901564][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.901755][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.901966][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.902118][ T12] CR2: 000055ff6277a438 CR3: 000000000fb1d002 CR4: 0000000000771ef0 [ 104.902299][ T12] PKRU: 55555554 [ 104.902395][ T12] Call Trace: [ 104.902486][ T12] [ 104.902555][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.902721][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.902871][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.902993][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.903115][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 104.903270][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 104.903402][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 104.903525][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 104.903650][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 104.903779][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 104.903902][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.904024][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.904148][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.904270][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.904397][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.904520][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.904646][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.904779][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.904904][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.905025][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.905152][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.905278][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.905405][ T12] kthread (kernel/kthread.c:436) [ 104.905497][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.905649][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.905777][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.905899][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.906049][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.906171][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.906292][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.944709][ T12] ------------[ cut here ]------------ | [ 104.944860][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 104.945107][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.945703][ T12] Tainted: [W]=WARN [ 104.945797][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.945954][ T12] Workqueue: netns cleanup_net [ 104.946086][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.946249][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.946736][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 104.946895][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051a80 RCX: 1ff4000000018ec7 [ 104.947086][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051b3c [ 104.947270][ T12] RBP: ff11000008db2000 R08: 1fe2200000c0a369 R09: ff11000001aed1d0 [ 104.947463][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 104.947652][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 104.947846][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.948063][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.948220][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 104.948414][ T12] PKRU: 55555554 [ 104.948508][ T12] Call Trace: [ 104.948607][ T12] [ 104.948673][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 104.948804][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 104.948900][ T12] netif_close_many (net/core/dev.c:1804) [ 104.949026][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 104.949152][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 104.949309][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 104.949470][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 104.949600][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.949763][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.949886][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.950015][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.950140][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.950265][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.950393][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.950518][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.950650][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.950781][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.950907][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.951032][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.951155][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.951279][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.951408][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.951534][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.951666][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.951796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.951923][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.952051][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.952176][ T12] kthread (kernel/kthread.c:436) [ 104.952268][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.952429][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.952553][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.952687][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.952843][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.952972][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.953095][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.955535][ T12] ------------[ cut here ]------------ | [ 104.955661][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 104.955903][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.956345][ T12] Tainted: [W]=WARN [ 104.956665][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.956826][ T12] Workqueue: netns cleanup_net [ 104.956951][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.957105][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.957538][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.957701][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae580 RCX: 1ff4000000018eed [ 104.957877][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae63c [ 104.958055][ T12] RBP: ff11000010274000 R08: 1fe2200001795cc9 R09: ff11000001aed1d0 [ 104.958233][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 104.958415][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.958597][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.958814][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.958964][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 104.959146][ T12] PKRU: 55555554 [ 104.959235][ T12] Call Trace: [ 104.959324][ T12] [ 104.959391][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.959544][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.959701][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.959823][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.959944][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.960062][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.960181][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.960302][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.960430][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.960549][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.960686][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.960808][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.960926][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.961046][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.961163][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.961292][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.961420][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.961539][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.961670][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.961800][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.961920][ T12] kthread (kernel/kthread.c:436) [ 104.962009][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.962161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.962286][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.962411][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.962560][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.962692][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.962810][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.965068][ T12] ------------[ cut here ]------------ | [ 104.965190][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 104.965438][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.965876][ T12] Tainted: [W]=WARN [ 104.965967][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.966117][ T12] Workqueue: netns cleanup_net [ 104.966240][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.966405][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.966841][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.966991][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcafc40 RCX: 1ff4000000018eed [ 104.967169][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcafcfc [ 104.967358][ T12] RBP: ff1100000feac000 R08: 1fe2200001795fa1 R09: ff11000001aed1d0 [ 104.967537][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 104.967724][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.967901][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.968108][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.968256][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 104.968444][ T12] PKRU: 55555554 [ 104.968534][ T12] Call Trace: [ 104.968625][ T12] [ 104.968692][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.968843][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.968992][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.969111][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.969231][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.969353][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.969478][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.969600][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.969725][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.969842][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.969963][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.970082][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.970200][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.970323][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.970447][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.970572][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.970706][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.970823][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.970948][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.971072][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.971189][ T12] kthread (kernel/kthread.c:436) [ 104.971283][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.971439][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.971558][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.971686][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.971840][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.971962][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.972082][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.974373][ T12] ------------[ cut here ]------------ | [ 104.974492][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 104.974743][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.975163][ T12] Tainted: [W]=WARN [ 104.975260][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.975936][ T12] Workqueue: netns cleanup_net [ 104.976062][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.976215][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.976718][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.976917][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbeac0 RCX: 1ff4000000018eed [ 104.977098][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbeb7c [ 104.977276][ T12] RBP: ff1100000cde4000 R08: 1fe2200001f77d71 R09: ff11000001aed1d0 [ 104.977506][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 104.977689][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.977876][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 104.978082][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.978230][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 104.978462][ T12] PKRU: 55555554 [ 104.978552][ T12] Call Trace: [ 104.978646][ T12] [ 104.978717][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.978869][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.979018][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.979142][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.979263][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.979429][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.979553][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.979684][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.979811][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.979931][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.980055][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.980177][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.980302][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.980474][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.980596][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.980725][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.980849][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.980968][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.981092][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.981218][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.981338][ T12] kthread (kernel/kthread.c:436) [ 104.981483][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.981639][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.981767][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.981896][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.982053][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.982173][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.982293][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.985157][ T12] ------------[ cut here ]------------ | [ 104.985292][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 104.985539][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.985988][ T12] Tainted: [W]=WARN [ 104.986079][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.986227][ T12] Workqueue: netns cleanup_net [ 104.986360][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.986516][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.986948][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.987098][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9eda80 RCX: 1ff4000000018eed [ 104.987279][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edb3c [ 104.987470][ T12] RBP: ff110000086c9000 R08: 1fe2200001d3db69 R09: ff11000001aed1d0 [ 104.987649][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 104.987837][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 104.988015][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 104.988242][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.988398][ T12] CR2: 000055f6a14da480 CR3: 0000000008e74003 CR4: 0000000000771ef0 [ 104.988575][ T12] PKRU: 55555554 [ 104.988667][ T12] Call Trace: [ 104.988762][ T12] [ 104.988825][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 104.988978][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 104.989130][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 104.989255][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 104.989387][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 104.989506][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 104.989629][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 104.989752][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 104.989872][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 104.989992][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 104.990114][ T12] cleanup_net (net/core/net_namespace.c:702) [ 104.990234][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 104.990359][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 104.990480][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 104.990602][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 104.990727][ T12] process_one_work (kernel/workqueue.c:3314) [ 104.990853][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 104.990974][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 104.991105][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 104.991233][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 104.991360][ T12] kthread (kernel/kthread.c:436) [ 104.991451][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 104.991612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.991736][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 104.991859][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 104.992009][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 104.992128][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 104.992246][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 104.995342][ T12] ------------[ cut here ]------------ | [ 104.996417][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 104.996798][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 104.997483][ T12] Tainted: [W]=WARN [ 104.997676][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 104.997935][ T12] Workqueue: netns cleanup_net [ 104.998129][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 104.998333][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 104.998859][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 104.999060][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed540 RCX: 1ff4000000018eed [ 104.999288][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed5fc [ 104.999529][ T12] RBP: ff11000004dbc000 R08: 1fe2200001d3dac1 R09: ff11000001aed1d0 [ 104.999780][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.000023][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.000262][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.000609][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.000866][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 105.001153][ T12] PKRU: 55555554 [ 105.001373][ T12] Call Trace: [ 105.001514][ T12] [ 105.001632][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 105.001852][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 105.002086][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 105.002259][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 105.002448][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 105.002629][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 105.002811][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.002988][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 105.003165][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 105.003380][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.003557][ T12] cleanup_net (net/core/net_namespace.c:702) [ 105.003746][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.003920][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 105.004102][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.004272][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.004460][ T12] process_one_work (kernel/workqueue.c:3314) [ 105.004646][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.004834][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.005015][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.005193][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.005379][ T12] kthread (kernel/kthread.c:436) [ 105.005523][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.005746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.005920][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.006109][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.006316][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.006508][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.006716][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.009508][ T12] ------------[ cut here ]------------ | [ 105.009735][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 105.010025][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.010608][ T12] Tainted: [W]=WARN [ 105.010758][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.010959][ T12] Workqueue: netns cleanup_net [ 105.011149][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.011373][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.011876][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 105.012078][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec580 RCX: 1ff4000000018eed [ 105.012308][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec63c [ 105.012551][ T12] RBP: ff11000009321000 R08: 1fe2200001d3d8c9 R09: ff11000001aed1d0 [ 105.012795][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.013022][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.013277][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.013549][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.013770][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 105.014018][ T12] PKRU: 55555554 [ 105.014159][ T12] Call Trace: [ 105.014300][ T12] [ 105.014427][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 105.014662][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 105.014878][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 105.015075][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 105.015264][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 105.015478][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 105.015666][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.015870][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 105.016058][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 105.016253][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.016444][ T12] cleanup_net (net/core/net_namespace.c:702) [ 105.016648][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.016845][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 105.017038][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.017231][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.017428][ T12] process_one_work (kernel/workqueue.c:3314) [ 105.017621][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.017820][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.017997][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.018200][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.018401][ T12] kthread (kernel/kthread.c:436) [ 105.018548][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.018781][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.018966][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.019149][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.019388][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.019589][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.019777][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.022671][ T12] ------------[ cut here ]------------ | [ 105.022861][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 105.023170][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.024703][ T12] Tainted: [W]=WARN [ 105.024894][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.025140][ T12] Workqueue: netns cleanup_net [ 105.025414][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.025689][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.026219][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 105.026482][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed700 RCX: 1ff4000000018eed [ 105.026831][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed7bc [ 105.027111][ T12] RBP: ff11000005961000 R08: 1fe2200001d3daf9 R09: ff11000001aed1d0 [ 105.027405][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.027703][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.027983][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.028289][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.028551][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 105.028845][ T12] PKRU: 55555554 [ 105.029031][ T12] Call Trace: [ 105.029229][ T12] [ 105.029403][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 105.029663][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 105.029924][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 105.030145][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 105.030382][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 105.030612][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 105.030851][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.031073][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 105.031294][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 105.031525][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.031766][ T12] cleanup_net (net/core/net_namespace.c:702) [ 105.031988][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.032205][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 105.032445][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.032671][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.032914][ T12] process_one_work (kernel/workqueue.c:3314) [ 105.033195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.033483][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.033778][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.034048][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.034317][ T12] kthread (kernel/kthread.c:436) [ 105.034563][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.034870][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.035123][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.035334][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.035563][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.035752][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.035926][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.038474][ T12] ------------[ cut here ]------------ | [ 105.038650][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 105.038943][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.039828][ T12] Tainted: [W]=WARN [ 105.040017][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.040267][ T12] Workqueue: netns cleanup_net [ 105.040567][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.040839][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.041372][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 105.041632][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ece40 RCX: 1ff4000000018eed [ 105.041914][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecefc [ 105.042186][ T12] RBP: ff1100000a119000 R08: 1fe2200001d3d9e1 R09: ff11000001aed1d0 [ 105.042476][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.042767][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.043044][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.043397][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.043653][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 105.043936][ T12] PKRU: 55555554 [ 105.044122][ T12] Call Trace: [ 105.044307][ T12] [ 105.044480][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 105.044753][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 105.044998][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 105.045219][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 105.045449][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 105.045736][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 105.045999][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.046273][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 105.046554][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 105.046829][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.047114][ T12] cleanup_net (net/core/net_namespace.c:702) [ 105.047396][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.047674][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 105.047855][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.048025][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.048198][ T12] process_one_work (kernel/workqueue.c:3314) [ 105.048386][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.048554][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.048748][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.048924][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.049092][ T12] kthread (kernel/kthread.c:436) [ 105.049232][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.049444][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.049618][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.049799][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.050000][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.050169][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.050339][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.061708][ T12] ------------[ cut here ]------------ | [ 105.061896][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 105.062179][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.063226][ T12] Tainted: [W]=WARN [ 105.063380][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.063582][ T12] Workqueue: netns cleanup_net [ 105.063775][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.063979][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.064464][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 105.064674][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229000 RCX: 1ff4000000018eed [ 105.064908][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092290bc [ 105.065136][ T12] RBP: ff11000009004000 R08: 1fe2200001245219 R09: ff11000001aed1d0 [ 105.065378][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.065606][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.065845][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.066101][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.066306][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 105.066550][ T12] PKRU: 55555554 [ 105.066705][ T12] Call Trace: [ 105.066844][ T12] [ 105.066956][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 105.067160][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 105.067370][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 105.067546][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 105.067731][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 105.067903][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 105.068073][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.068244][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 105.068432][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 105.068602][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.068786][ T12] cleanup_net (net/core/net_namespace.c:702) [ 105.068960][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.069127][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 105.069298][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.069481][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.069664][ T12] process_one_work (kernel/workqueue.c:3314) [ 105.069849][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.070019][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.070198][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.070387][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.070556][ T12] kthread (kernel/kthread.c:436) [ 105.070712][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.070911][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.071080][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.071253][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.071471][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.071674][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.071856][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.081944][ T12] ------------[ cut here ]------------ | [ 105.082116][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 105.082413][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.082947][ T12] Tainted: [W]=WARN [ 105.083086][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.083283][ T12] Workqueue: netns cleanup_net [ 105.083471][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.083697][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.084164][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 105.084377][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216740 RCX: 1ff4000000018eed [ 105.084606][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2167fc [ 105.084842][ T12] RBP: ff11000008db2000 R08: 1fe2200001842d01 R09: ff11000001aed1d0 [ 105.085069][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.085296][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.085538][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.085815][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.086014][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 105.086245][ T12] PKRU: 55555554 [ 105.086398][ T12] Call Trace: [ 105.086537][ T12] [ 105.086662][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 105.086878][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 105.087079][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 105.087250][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 105.087431][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 105.087605][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 105.087788][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.087959][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 105.088136][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 105.088305][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.088495][ T12] cleanup_net (net/core/net_namespace.c:702) [ 105.088677][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.088855][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 105.089026][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.089195][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.089381][ T12] process_one_work (kernel/workqueue.c:3314) [ 105.089555][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.089742][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.089919][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.090095][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.090263][ T12] kthread (kernel/kthread.c:436) [ 105.090417][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.090624][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.090805][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.090977][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.091178][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.091364][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.091534][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.100504][ T2246] ------------[ cut here ]------------ | [ 105.100693][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2246 | [ 105.100960][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.101410][ T2246] Tainted: [W]=WARN [ 105.101517][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.101700][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.101904][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.102395][ T2246] RSP: 0018:ffa0000001e8fa80 EFLAGS: 00010286 [ 105.102565][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000ce32740 RCX: 1ff40000003d1f16 [ 105.102774][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce327fc [ 105.102974][ T2246] RBP: ff110000136cc000 R08: 1fe22000019c6501 R09: ff11000005a7ae80 [ 105.103173][ T2246] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 105.103380][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136cc000 [ 105.103585][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.103830][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.103998][ T2246] CR2: 00007fc14c578430 CR3: 000000000eab7001 CR4: 0000000000771ef0 [ 105.104199][ T2246] PKRU: 55555554 [ 105.104300][ T2246] Call Trace: [ 105.104410][ T2246] [ 105.104482][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.104623][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.106065][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.106168][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.106304][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.106529][ T2246] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.106670][ T2246] register_netdev (net/core/dev.c:11552) [ 105.106810][ T2246] loopback_net_init (drivers/net/loopback.c:218) [ 105.106945][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.107047][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.107148][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.107281][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.107420][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.107556][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.107698][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.107836][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.107970][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.108104][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.108238][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.108376][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.108513][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.108653][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.108791][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.108971][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.109106][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.109245][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.109382][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.109550][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.109701][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.110179][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.110384][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.110589][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.110793][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.110991][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.111194][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.115622][ T2246] ------------[ cut here ]------------ | [ 105.115771][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2246 | [ 105.116052][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.116497][ T2246] Tainted: [W]=WARN [ 105.116599][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.116772][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.116943][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.117419][ T2246] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 105.117591][ T2246] RAX: 00000000ffffffa6 RBX: ff110000028fe040 RCX: 1ff40000003d1ee9 [ 105.117794][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe0fc [ 105.117994][ T2246] RBP: ff11000007954000 R08: 1fe220000051fc21 R09: ff11000005a7ae80 [ 105.118190][ T2246] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 105.118393][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007954000 [ 105.118595][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.118835][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.119006][ T2246] CR2: 00007fc14c578430 CR3: 000000000eab7001 CR4: 0000000000771ef0 [ 105.119208][ T2246] PKRU: 55555554 [ 105.119307][ T2246] Call Trace: [ 105.119412][ T2246] [ 105.119481][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.119618][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.119757][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.119858][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.119992][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.120165][ T2246] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.120304][ T2246] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.120445][ T2246] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.120580][ T2246] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.120722][ T2246] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.120855][ T2246] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.120989][ T2246] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.121125][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.121227][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.121334][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.121475][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.121611][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.121753][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.121887][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.122021][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.122164][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.122306][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.122449][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.122592][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.122729][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.122868][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.123003][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.123139][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.123271][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.123410][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.123541][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.123715][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.123854][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.124328][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.124533][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.124739][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.124937][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.125139][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.125343][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.127327][ T12] ------------[ cut here ]------------ | [ 105.127512][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 105.127820][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.128365][ T12] Tainted: [W]=WARN [ 105.128509][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.128728][ T12] Workqueue: netns cleanup_net [ 105.128907][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.129117][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.129637][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 105.129852][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd83380 RCX: 1ff4000000018ed5 [ 105.130083][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8343c [ 105.130315][ T12] RBP: ff110000097a1000 R08: 1fe22000017b0689 R09: ff11000001aed1d0 [ 105.130560][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.130802][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.131037][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.131299][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.131520][ T12] CR2: 00007ffe3b22aae8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 105.131770][ T12] PKRU: 55555554 [ 105.131912][ T12] Call Trace: [ 105.132054][ T12] [ 105.132167][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 105.132392][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 105.132603][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 105.132793][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 105.132969][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.133145][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 105.133322][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 105.133517][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 105.133711][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 105.133883][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.134058][ T12] cleanup_net (net/core/net_namespace.c:702) [ 105.134232][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.134419][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 105.134600][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.134786][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.134965][ T12] process_one_work (kernel/workqueue.c:3314) [ 105.135143][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.135317][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.135512][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.135711][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.135886][ T12] kthread (kernel/kthread.c:436) [ 105.136030][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.136233][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.136424][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.136614][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.136830][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.137004][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 105.137177][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.143171][ T2246] ------------[ cut here ]------------ | [ 105.143323][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2246 | [ 105.143622][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.144109][ T2246] Tainted: [W]=WARN [ 105.144211][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.144389][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.144567][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.145061][ T2246] RSP: 0018:ffa0000001e8f8f8 EFLAGS: 00010286 [ 105.145231][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000bd83e00 RCX: 1ff40000003d1ee5 [ 105.145438][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd83ebc [ 105.145644][ T2246] RBP: ff110000129dc000 R08: 1fe22000017b07d9 R09: ff11000005a7ae80 [ 105.145851][ T2246] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 105.146058][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129dc000 [ 105.146266][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.146515][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.146694][ T2246] CR2: 000055f6a15ced5c CR3: 000000000eab7006 CR4: 0000000000771ef0 [ 105.146900][ T2246] PKRU: 55555554 [ 105.147001][ T2246] Call Trace: [ 105.147101][ T2246] [ 105.147171][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.147306][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.147448][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.147554][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.147701][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.147870][ T2246] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.148010][ T2246] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.148150][ T2246] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.148286][ T2246] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.148432][ T2246] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.148568][ T2246] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.148714][ T2246] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 105.148850][ T2246] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 105.148988][ T2246] vti_init_net (net/ipv4/ip_vti.c:517) [ 105.149124][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.149226][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.149330][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.149474][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.149613][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.149755][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.149892][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.150030][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.150166][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.150301][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.150445][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.150587][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.150730][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.150869][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.151004][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.151143][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.151277][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.151421][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.151556][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.151740][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.151880][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.152361][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.152563][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.152773][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.152971][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.153171][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.153376][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.157719][ T2246] ------------[ cut here ]------------ | [ 105.157859][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2246 | [ 105.158123][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.158578][ T2246] Tainted: [W]=WARN [ 105.158688][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.158854][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.159028][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.159507][ T2246] RSP: 0018:ffa0000001e8fa78 EFLAGS: 00010286 [ 105.159685][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000eed8740 RCX: 1ff40000003d1f15 [ 105.159884][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed87fc [ 105.160082][ T2246] RBP: ff11000009201000 R08: 1fe2200001ddb101 R09: ff11000005a7ae80 [ 105.160281][ T2246] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 105.160491][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009201000 [ 105.160700][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.160933][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.161101][ T2246] CR2: 000055f6a15ced5c CR3: 000000000eab7006 CR4: 0000000000771ef0 [ 105.161301][ T2246] PKRU: 55555554 [ 105.161406][ T2246] Call Trace: [ 105.161504][ T2246] [ 105.161573][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.161715][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.161848][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.161950][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.162086][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.162250][ T2246] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.162389][ T2246] register_netdev (net/core/dev.c:11552) [ 105.162522][ T2246] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 105.162660][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.162767][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.162867][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.163044][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.163180][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.163315][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.163456][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.163595][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.163734][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.163867][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.164001][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.164140][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.164276][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.164416][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.164548][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.164689][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.164825][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.164957][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.165092][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.165258][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.165400][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.165880][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.166119][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.166320][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.166534][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.166741][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.166940][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.172417][ T2246] ------------[ cut here ]------------ | [ 105.172557][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2246 | [ 105.172828][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.173269][ T2246] Tainted: [W]=WARN [ 105.173541][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.173721][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.173894][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.174426][ T2246] RSP: 0018:ffa0000001e8fa68 EFLAGS: 00010286 [ 105.174649][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000d9071c0 RCX: 1ff40000003d1f13 [ 105.174854][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90727c [ 105.175072][ T2246] RBP: ff1100000fbc9000 R08: 1fe2200001b20e51 R09: ff11000005a7ae80 [ 105.175271][ T2246] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 105.175529][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbc9000 [ 105.175748][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.175983][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.176149][ T2246] CR2: 000055f6a15ced5c CR3: 000000000eab7006 CR4: 0000000000771ef0 [ 105.176405][ T2246] PKRU: 55555554 [ 105.176506][ T2246] Call Trace: [ 105.176610][ T2246] [ 105.176686][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.176818][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.176951][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.177055][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.177190][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.177412][ T2246] register_netdev (net/core/dev.c:11552) [ 105.177547][ T2246] sit_init_net (net/ipv6/sit.c:1860) [ 105.177691][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.177799][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.177904][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.178046][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.178177][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.178312][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.178504][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.178645][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.178787][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.178920][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.179055][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.179187][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.179323][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.179515][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.179653][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.179794][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.179928][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.180061][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.180194][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.180410][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.180550][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.181031][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.181229][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.181485][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.181694][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.181890][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.182086][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.194515][ T2246] ------------[ cut here ]------------ | [ 105.194661][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2246 | [ 105.194982][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.195432][ T2246] Tainted: [W]=WARN [ 105.195535][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.195714][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.195889][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.196375][ T2246] RSP: 0018:ffa0000001e8fa78 EFLAGS: 00010286 [ 105.196544][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000c67f380 RCX: 1ff40000003d1f15 [ 105.196756][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f43c [ 105.196959][ T2246] RBP: ff1100000bf21000 R08: 1fe22000018cfe89 R09: ff11000005a7ae80 [ 105.197161][ T2246] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 105.197365][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf21000 [ 105.197570][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.197822][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.197992][ T2246] CR2: 000055f6a15ced5c CR3: 000000000eab7006 CR4: 0000000000771ef0 [ 105.198194][ T2246] PKRU: 55555554 [ 105.198295][ T2246] Call Trace: [ 105.198401][ T2246] [ 105.198472][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.198612][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.198753][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.198855][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.198993][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.199159][ T2246] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.199299][ T2246] register_netdev (net/core/dev.c:11552) [ 105.199441][ T2246] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 105.199585][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.199694][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.199796][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.199930][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.200065][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.200203][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.200340][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.200485][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.200626][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.200768][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.200907][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.201057][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.201195][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.201340][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.201482][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.201622][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.201761][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.201896][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.202030][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.202202][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.202341][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.202842][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.203046][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.203246][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.203453][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.203659][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.203866][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.207841][ T2246] ------------[ cut here ]------------ | [ 105.207978][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2246 | [ 105.208262][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.208722][ T2246] Tainted: [W]=WARN [ 105.208823][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.208990][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.209164][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.209651][ T2246] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 105.209824][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff40000003d1ee9 [ 105.210021][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 105.210218][ T2246] RBP: ff11000008491000 R08: 1fe2200001f45139 R09: ff11000005a7ae80 [ 105.210424][ T2246] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 105.210625][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008491000 [ 105.210829][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.211062][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.211229][ T2246] CR2: 000055f6a15ced5c CR3: 000000000eab7006 CR4: 0000000000771ef0 [ 105.211436][ T2246] PKRU: 55555554 [ 105.211536][ T2246] Call Trace: [ 105.211644][ T2246] [ 105.211722][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.211860][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.211993][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.212094][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.212231][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.212403][ T2246] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.212539][ T2246] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.212675][ T2246] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.212811][ T2246] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.212945][ T2246] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.213077][ T2246] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.213213][ T2246] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.213354][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.213458][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.213558][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.213695][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.213828][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.213962][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.214098][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.214233][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.214377][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.214510][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.214647][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.214788][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.214920][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.215056][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.215188][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.215323][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.215462][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.215597][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.215743][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.215909][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.216046][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.216526][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.216732][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.216928][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.217137][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.217333][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.217535][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.221863][ T2246] ------------[ cut here ]------------ | [ 105.222004][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2246 | [ 105.222265][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.222733][ T2246] Tainted: [W]=WARN [ 105.222833][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.222999][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.223169][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.223649][ T2246] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 105.223821][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000fb2fc40 RCX: 1ff40000003d1ee9 [ 105.224018][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2fcfc [ 105.224214][ T2246] RBP: ff1100000ed6c000 R08: 1fe2200001f65fa1 R09: ff11000005a7ae80 [ 105.224431][ T2246] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 105.224631][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed6c000 [ 105.224836][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.225066][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.225235][ T2246] CR2: 000055f6a15ced5c CR3: 000000000eab7006 CR4: 0000000000771ef0 [ 105.225438][ T2246] PKRU: 55555554 [ 105.225538][ T2246] Call Trace: [ 105.225643][ T2246] [ 105.225716][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.225849][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.225987][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.226089][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.226224][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.226393][ T2246] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.226527][ T2246] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.226660][ T2246] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.226808][ T2246] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.226943][ T2246] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.227075][ T2246] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.227212][ T2246] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.227345][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.227453][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.227554][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.227696][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.227828][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.227967][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.228101][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.228235][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.228378][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.228511][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.228648][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.228784][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.228916][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.229050][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.229182][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.229314][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.229453][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.229588][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.229724][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.229902][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.230040][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.230515][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.230722][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.230919][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.231118][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.231319][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.231523][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.243927][ T2246] ------------[ cut here ]------------ | [ 105.244115][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2246 | [ 105.244447][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.245004][ T2246] Tainted: [W]=WARN [ 105.245154][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.245385][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.245611][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.246135][ T2246] RSP: 0018:ffa0000001e8f918 EFLAGS: 00010286 [ 105.246366][ T2246] RAX: 00000000ffffffa6 RBX: ff1100000c9b6e40 RCX: 1ff40000003d1ee9 [ 105.246631][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6efc [ 105.246889][ T2246] RBP: ff1100000a0a4000 R08: 1fe2200001936de1 R09: ff11000005a7ae80 [ 105.247138][ T2246] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.247397][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0a4000 [ 105.247657][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.247945][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.248162][ T2246] CR2: 00007ffe3b22aae8 CR3: 000000000eab7001 CR4: 0000000000771ef0 [ 105.248423][ T2246] PKRU: 55555554 [ 105.248573][ T2246] Call Trace: [ 105.248742][ T2246] [ 105.248862][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.249047][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.249229][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.249397][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.249585][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.249820][ T2246] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.250008][ T2246] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.250191][ T2246] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.250386][ T2246] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.250571][ T2246] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.250778][ T2246] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.250967][ T2246] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.251154][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.251307][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.251472][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.251666][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.251857][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.252042][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.252228][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.252430][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.252619][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.252812][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.252996][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.253181][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.253393][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.253581][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.253780][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.253963][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.254146][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.254329][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.254529][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.254760][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.254949][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.255479][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.255746][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.255994][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.256240][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.256500][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.256767][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.262295][ T2246] ------------[ cut here ]------------ | [ 105.262487][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2246 | [ 105.262821][ T2246] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.263935][ T2246] Tainted: [W]=WARN [ 105.264373][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.264661][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.264957][ T2246] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.265565][ T2246] RSP: 0018:ffa0000001e8fa70 EFLAGS: 00010286 [ 105.265857][ T2246] RAX: 00000000ffffffa6 RBX: ff110000103f03c0 RCX: 1ff40000003d1f14 [ 105.266165][ T2246] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f047c [ 105.266485][ T2246] RBP: ff110000051b1000 R08: 1fe220000207e091 R09: ff11000005a7ae80 [ 105.266818][ T2246] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.267132][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051b1000 [ 105.267455][ T2246] FS: 00007fc14c371840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.267820][ T2246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.268099][ T2246] CR2: 00007ffe3b22aae8 CR3: 000000000eab7001 CR4: 0000000000771ef0 [ 105.268422][ T2246] PKRU: 55555554 [ 105.268641][ T2246] Call Trace: [ 105.268855][ T2246] [ 105.269030][ T2246] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.269273][ T2246] ? notifier_call_chain (kernel/notifier.c:85) [ 105.269524][ T2246] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.269694][ T2246] register_netdevice (net/core/dev.c:11488) [ 105.269882][ T2246] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.270100][ T2246] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.270287][ T2246] register_netdev (net/core/dev.c:11552) [ 105.270487][ T2246] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 105.270695][ T2246] ops_init (net/core/net_namespace.c:137) [ 105.270851][ T2246] setup_net (net/core/net_namespace.c:446) [ 105.271005][ T2246] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.271189][ T2246] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.271390][ T2246] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.271578][ T2246] copy_net_ns (net/core/net_namespace.c:579) [ 105.271785][ T2246] create_new_namespaces (kernel/nsproxy.c:132) [ 105.271978][ T2246] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.272166][ T2246] ksys_unshare (kernel/fork.c:3243) [ 105.272364][ T2246] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.272552][ T2246] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.272758][ T2246] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.272948][ T2246] ? __ia32_sys_open (fs/open.c:1374) [ 105.273137][ T2246] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.273324][ T2246] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.273525][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.273728][ T2246] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.273916][ T2246] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.274106][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.274326][ T2246] RIP: 0033:0x7fc14c633bcb [ 105.274535][ T2246] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.275083][ T2246] RSP: 002b:00007ffff354a318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.275339][ T2246] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc14c633bcb [ 105.275607][ T2246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.275873][ T2246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.276126][ T2246] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff354c540 [ 105.276393][ T2246] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff354d877 | [ 105.309362][ T2247] ------------[ cut here ]------------ | [ 105.309531][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2247 | [ 105.309808][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.310250][ T2247] Tainted: [W]=WARN [ 105.310590][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.310762][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.310934][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.311412][ T2247] RSP: 0018:ffa0000001f8fa80 EFLAGS: 00010286 [ 105.311589][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000b31cc80 RCX: 1ff40000003f1f16 [ 105.311794][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cd3c [ 105.311992][ T2247] RBP: ff1100000ee81000 R08: 1fe22000016639a9 R09: ff1100000b85d180 [ 105.312190][ T2247] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 105.312427][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee81000 [ 105.312629][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.312869][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.313034][ T2247] CR2: 00007f6bd4d9fc20 CR3: 000000000faef003 CR4: 0000000000771ef0 [ 105.313235][ T2247] PKRU: 55555554 [ 105.313334][ T2247] Call Trace: [ 105.313438][ T2247] [ 105.313508][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.313646][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.313783][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.313885][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.314022][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.314187][ T2247] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.314323][ T2247] register_netdev (net/core/dev.c:11552) [ 105.314464][ T2247] loopback_net_init (drivers/net/loopback.c:218) [ 105.314603][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.314715][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.314817][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.314952][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.315085][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.315225][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.315363][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.315500][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.315639][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.315790][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.315924][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.316057][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.316192][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.316328][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.316465][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.316601][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.316740][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.316873][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.317010][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.317176][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.317314][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.317806][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.318008][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.318206][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.318408][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.318612][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.318818][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.322685][ T2247] ------------[ cut here ]------------ | [ 105.322829][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2247 | [ 105.323090][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.323560][ T2247] Tainted: [W]=WARN [ 105.323665][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.323837][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.324007][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.324487][ T2247] RSP: 0018:ffa0000001f8f918 EFLAGS: 00010286 [ 105.324662][ T2247] RAX: 00000000ffffffa6 RBX: ff110000103f1a80 RCX: 1ff40000003f1ee9 [ 105.324871][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f1b3c [ 105.325070][ T2247] RBP: ff110000126ac000 R08: 1fe220000207e369 R09: ff1100000b85d180 [ 105.325268][ T2247] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 105.325471][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126ac000 [ 105.325725][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.325970][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.326138][ T2247] CR2: 00007f6bd4d9fc20 CR3: 000000000faef003 CR4: 0000000000771ef0 [ 105.326340][ T2247] PKRU: 55555554 [ 105.326447][ T2247] Call Trace: [ 105.326548][ T2247] [ 105.326623][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.326764][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.326908][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.327009][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.327145][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.327311][ T2247] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.327454][ T2247] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.327595][ T2247] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.327735][ T2247] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.327870][ T2247] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.328005][ T2247] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.328141][ T2247] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.328279][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.328389][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.328493][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.328632][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.328798][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.328935][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.329071][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.329208][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.329344][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.329486][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.329626][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.329768][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.329904][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.330040][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.330175][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.330309][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.330448][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.330585][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.330726][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.330894][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.331033][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.331537][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.331748][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.331947][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.332146][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.332344][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.332553][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.336905][ T2247] ------------[ cut here ]------------ | [ 105.337046][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2247 | [ 105.337329][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.337803][ T2247] Tainted: [W]=WARN [ 105.337905][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.338075][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.338251][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.338752][ T2247] RSP: 0018:ffa0000001f8f8f8 EFLAGS: 00010286 [ 105.338923][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000e36a580 RCX: 1ff40000003f1ee5 [ 105.339123][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e36a63c [ 105.339327][ T2247] RBP: ff11000009769000 R08: 1fe2200001c6d4c9 R09: ff1100000b85d180 [ 105.339544][ T2247] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 105.339760][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009769000 [ 105.339965][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.340204][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.340380][ T2247] CR2: 00007f6bd4d9fc20 CR3: 000000000faef003 CR4: 0000000000771ef0 [ 105.340592][ T2247] PKRU: 55555554 [ 105.340702][ T2247] Call Trace: [ 105.340803][ T2247] [ 105.340874][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.341012][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.341148][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.341253][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.341396][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.341587][ T2247] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.341732][ T2247] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.341868][ T2247] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.342007][ T2247] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.342144][ T2247] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.342281][ T2247] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.342426][ T2247] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 105.342564][ T2247] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 105.342715][ T2247] vti_init_net (net/ipv4/ip_vti.c:517) [ 105.342852][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.342957][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.343063][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.343198][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.343336][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.343480][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.343625][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.343771][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.343910][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.344054][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.344192][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.344331][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.344474][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.344617][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.344759][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.344896][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.345032][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.345171][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.345306][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.345489][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.345633][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.346126][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.346333][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.346548][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.346764][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.346968][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.347171][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.351557][ T2247] ------------[ cut here ]------------ | [ 105.351707][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2247 | [ 105.351973][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.352519][ T2247] Tainted: [W]=WARN [ 105.352627][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.352891][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.353065][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.353648][ T2247] RSP: 0018:ffa0000001f8fa78 EFLAGS: 00010286 [ 105.353821][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000e9ab700 RCX: 1ff40000003f1f15 [ 105.354110][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ab7bc [ 105.354309][ T2247] RBP: ff110000093d1000 R08: 1fe2200001d356f9 R09: ff1100000b85d180 [ 105.354514][ T2247] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 105.354816][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093d1000 [ 105.355018][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.355342][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.355516][ T2247] CR2: 00007f6bd4d9fc20 CR3: 000000000faef003 CR4: 0000000000771ef0 [ 105.355731][ T2247] PKRU: 55555554 [ 105.355831][ T2247] Call Trace: [ 105.356019][ T2247] [ 105.356088][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.356223][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.356365][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.356470][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.356706][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.356876][ T2247] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.357012][ T2247] register_netdev (net/core/dev.c:11552) [ 105.357233][ T2247] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 105.357373][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.357477][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.357583][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.357724][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.357947][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.358084][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.358222][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.358364][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.358596][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.358737][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.358870][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.359005][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.359228][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.359367][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.359502][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.359644][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.359876][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.360011][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.360145][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.360314][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.360555][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.361135][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.361337][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.361545][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.361844][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.362044][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.362244][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.374197][ T2247] ------------[ cut here ]------------ | [ 105.374394][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2247 | [ 105.374663][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.375113][ T2247] Tainted: [W]=WARN [ 105.375215][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.375391][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.375564][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.376063][ T2247] RSP: 0018:ffa0000001f8fa68 EFLAGS: 00010286 [ 105.376231][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000c415700 RCX: 1ff40000003f1f13 [ 105.376436][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4157bc [ 105.376640][ T2247] RBP: ff110000101f4000 R08: 1fe2200001882af9 R09: ff1100000b85d180 [ 105.376845][ T2247] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.377044][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101f4000 [ 105.377244][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.377484][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.377660][ T2247] CR2: 00007efd45fe4000 CR3: 000000000faef001 CR4: 0000000000771ef0 [ 105.377870][ T2247] PKRU: 55555554 [ 105.377971][ T2247] Call Trace: [ 105.378070][ T2247] [ 105.378141][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.378275][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.378416][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.378519][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.378658][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.378835][ T2247] register_netdev (net/core/dev.c:11552) [ 105.378970][ T2247] sit_init_net (net/ipv6/sit.c:1860) [ 105.379110][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.379211][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.379314][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.379459][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.379596][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.379738][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.379874][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.380012][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.380145][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.380276][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.380415][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.380548][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.380693][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.380831][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.380965][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.381097][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.381229][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.381365][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.381500][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.381672][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.381818][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.382288][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.382494][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.382711][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.382908][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.383105][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.383301][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.388066][ T2247] ------------[ cut here ]------------ | [ 105.388209][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2247 | [ 105.388481][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.388935][ T2247] Tainted: [W]=WARN [ 105.389037][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.389204][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.389384][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.389868][ T2247] RSP: 0018:ffa0000001f8fa78 EFLAGS: 00010286 [ 105.390037][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000c10b540 RCX: 1ff40000003f1f15 [ 105.390235][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c10b5fc [ 105.390438][ T2247] RBP: ff110000129d4000 R08: 1fe22000018216c1 R09: ff1100000b85d180 [ 105.390642][ T2247] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.390845][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129d4000 [ 105.391043][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.391289][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.391462][ T2247] CR2: 00007efd45fe4000 CR3: 000000000faef001 CR4: 0000000000771ef0 [ 105.391666][ T2247] PKRU: 55555554 [ 105.391772][ T2247] Call Trace: [ 105.391873][ T2247] [ 105.391942][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.392076][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.392212][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.392315][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.392458][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.392637][ T2247] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.392778][ T2247] register_netdev (net/core/dev.c:11552) [ 105.392911][ T2247] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 105.393047][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.393150][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.393250][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.393388][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.393522][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.393660][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.393800][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.393962][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.394100][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.394240][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.394379][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.394512][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.394651][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.394801][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.394934][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.395066][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.395199][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.395331][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.395472][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.395643][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.395787][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.396261][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.396469][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.396672][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.396875][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.397071][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.397269][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.401127][ T2247] ------------[ cut here ]------------ | [ 105.401270][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2247 | [ 105.401539][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.401999][ T2247] Tainted: [W]=WARN [ 105.402099][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.402265][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.402449][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.402932][ T2247] RSP: 0018:ffa0000001f8f918 EFLAGS: 00010286 [ 105.403107][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000c10a580 RCX: 1ff40000003f1ee9 [ 105.403303][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c10a63c [ 105.403510][ T2247] RBP: ff1100000ff09000 R08: 1fe22000018214c9 R09: ff1100000b85d180 [ 105.403718][ T2247] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.403935][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff09000 [ 105.404134][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.404371][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.404536][ T2247] CR2: 00007efd45fe4000 CR3: 000000000faef001 CR4: 0000000000771ef0 [ 105.404755][ T2247] PKRU: 55555554 [ 105.404854][ T2247] Call Trace: [ 105.404953][ T2247] [ 105.405022][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.405154][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.405287][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.405394][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.405536][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.405715][ T2247] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.405850][ T2247] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.405981][ T2247] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.406117][ T2247] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.406251][ T2247] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.406390][ T2247] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.406525][ T2247] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.406665][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.406773][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.406873][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.407003][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.407135][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.407269][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.407409][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.407547][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.407690][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.407823][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.407955][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.408087][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.408220][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.408361][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.408495][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.408630][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.408767][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.408914][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.409050][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.409213][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.409358][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.409840][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.410037][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.410233][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.410437][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.410642][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.410844][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.415122][ T2247] ------------[ cut here ]------------ | [ 105.415278][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2247 | [ 105.415548][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.416001][ T2247] Tainted: [W]=WARN [ 105.416102][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.416267][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.416445][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.416930][ T2247] RSP: 0018:ffa0000001f8f918 EFLAGS: 00010286 [ 105.417098][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000fe12ac0 RCX: 1ff40000003f1ee9 [ 105.417297][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fe12b7c [ 105.417501][ T2247] RBP: ff1100000e984000 R08: 1fe2200001fc2571 R09: ff1100000b85d180 [ 105.417713][ T2247] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.417914][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e984000 [ 105.418112][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.418355][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.418523][ T2247] CR2: 00007efd45fe4000 CR3: 000000000faef001 CR4: 0000000000771ef0 [ 105.418735][ T2247] PKRU: 55555554 [ 105.418834][ T2247] Call Trace: [ 105.418933][ T2247] [ 105.419001][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.419135][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.419268][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.419377][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.419514][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.419692][ T2247] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.419828][ T2247] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.419961][ T2247] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.420093][ T2247] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.420233][ T2247] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.420371][ T2247] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.420507][ T2247] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.420649][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.420755][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.420855][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.420988][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.421130][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.421267][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.421407][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.421545][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.421689][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.421822][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.421955][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.422090][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.422236][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.422376][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.422510][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.422649][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.422788][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.422922][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.423054][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.423219][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.423362][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.423844][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.424044][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.424243][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.424447][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.424651][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.424952][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.430149][ T2247] ------------[ cut here ]------------ | [ 105.430294][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2247 | [ 105.430570][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.431110][ T2247] Tainted: [W]=WARN [ 105.431210][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.431472][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.431650][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.432221][ T2247] RSP: 0018:ffa0000001f8f918 EFLAGS: 00010286 [ 105.432392][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000e3eb000 RCX: 1ff40000003f1ee9 [ 105.432688][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e3eb0bc [ 105.432886][ T2247] RBP: ff110000102f9000 R08: 1fe2200001c7d619 R09: ff1100000b85d180 [ 105.433086][ T2247] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.433378][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000102f9000 [ 105.433580][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.433821][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.434077][ T2247] CR2: 00007efd45fe4000 CR3: 000000000faef001 CR4: 0000000000771ef0 [ 105.434287][ T2247] PKRU: 55555554 [ 105.434392][ T2247] Call Trace: [ 105.434581][ T2247] [ 105.434653][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.434792][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.434930][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.435032][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.435265][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.435443][ T2247] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.435579][ T2247] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 105.435721][ T2247] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 105.435942][ T2247] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 105.436077][ T2247] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 105.436210][ T2247] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 105.436352][ T2247] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 105.436489][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.436595][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.436702][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.436835][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.437055][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.437191][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.437326][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.437468][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.437701][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.437835][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.437968][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.438100][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.438322][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.438462][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.438601][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.438739][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.438969][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.439102][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.439235][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.439407][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.439646][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.440127][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.440423][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.440627][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.440923][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.441121][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.441355][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.446335][ T2247] ------------[ cut here ]------------ | [ 105.446487][ T2247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2247 | [ 105.446767][ T2247] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.447311][ T2247] Tainted: [W]=WARN [ 105.447516][ T2247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.447696][ T2247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.447872][ T2247] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.448462][ T2247] RSP: 0018:ffa0000001f8fa70 EFLAGS: 00010286 [ 105.448637][ T2247] RAX: 00000000ffffffa6 RBX: ff1100000fe13a80 RCX: 1ff40000003f1f14 [ 105.448939][ T2247] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fe13b3c [ 105.449141][ T2247] RBP: ff1100000f90c000 R08: 1fe2200001fc2769 R09: ff1100000b85d180 [ 105.449352][ T2247] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.449560][ T2247] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f90c000 [ 105.449774][ T2247] FS: 00007f6bd4b9e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.450103][ T2247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.450274][ T2247] CR2: 00007efd45fe4000 CR3: 000000000faef001 CR4: 0000000000771ef0 [ 105.450486][ T2247] PKRU: 55555554 [ 105.450592][ T2247] Call Trace: [ 105.450788][ T2247] [ 105.450858][ T2247] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.450994][ T2247] ? notifier_call_chain (kernel/notifier.c:85) [ 105.451131][ T2247] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.451236][ T2247] register_netdevice (net/core/dev.c:11488) [ 105.451470][ T2247] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 105.451645][ T2247] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.451788][ T2247] register_netdev (net/core/dev.c:11552) [ 105.452013][ T2247] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 105.452152][ T2247] ops_init (net/core/net_namespace.c:137) [ 105.452257][ T2247] setup_net (net/core/net_namespace.c:446) [ 105.452366][ T2247] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 105.452503][ T2247] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 105.452738][ T2247] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 105.452876][ T2247] copy_net_ns (net/core/net_namespace.c:579) [ 105.453014][ T2247] create_new_namespaces (kernel/nsproxy.c:132) [ 105.453152][ T2247] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 105.453383][ T2247] ksys_unshare (kernel/fork.c:3243) [ 105.453522][ T2247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.453661][ T2247] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 105.453802][ T2247] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 105.454033][ T2247] ? __ia32_sys_open (fs/open.c:1374) [ 105.454169][ T2247] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 105.454303][ T2247] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 105.454443][ T2247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.454674][ T2247] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.454815][ T2247] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.454949][ T2247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.455122][ T2247] RIP: 0033:0x7f6bd4e60bcb [ 105.455363][ T2247] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 105.455956][ T2247] RSP: 002b:00007ffc955d5388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 105.456159][ T2247] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6bd4e60bcb [ 105.456364][ T2247] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 105.456660][ T2247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 105.456868][ T2247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc955d75b0 [ 105.457071][ T2247] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc955d8877 | [ 105.499048][ T2248] ------------[ cut here ]------------ | [ 105.499226][ T2248] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2248 | [ 105.499509][ T2248] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.499978][ T2248] Tainted: [W]=WARN [ 105.500082][ T2248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.500252][ T2248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.500450][ T2248] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.500947][ T2248] RSP: 0018:ffa0000001e8ee30 EFLAGS: 00010286 [ 105.501122][ T2248] RAX: 00000000ffffffa6 RBX: ff1100001074f000 RCX: 1ff40000003d1d8c [ 105.501326][ T2248] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001074f0bc [ 105.501534][ T2248] RBP: ff1100000bf24000 R08: 1fe22000020e9e19 R09: ff1100000b85ae80 [ 105.501749][ T2248] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.501954][ T2248] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fff9588 [ 105.502162][ T2248] FS: 00007fc5fe9e8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.502408][ T2248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.502581][ T2248] CR2: 00007f6bd4e292a0 CR3: 000000000ebae002 CR4: 0000000000771ef0 [ 105.502796][ T2248] PKRU: 55555554 [ 105.502899][ T2248] Call Trace: [ 105.503001][ T2248] [ 105.503072][ T2248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.503208][ T2248] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.503345][ T2248] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.503456][ T2248] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 105.503597][ T2248] __dev_notify_flags (net/core/dev.c:9787) [ 105.503740][ T2248] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 105.503877][ T2248] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 105.504012][ T2248] ? netif_change_name (net/core/dev.c:1495) [ 105.504147][ T2248] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.504282][ T2248] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.504428][ T2248] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.504565][ T2248] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.504712][ T2248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.504848][ T2248] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 105.504985][ T2248] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 105.505122][ T2248] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 105.505258][ T2248] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 105.505401][ T2248] veth_newlink (drivers/net/veth.c:1871) [ 105.505540][ T2248] ? veth_poll_controller (drivers/net/veth.c:1470) [ 105.505684][ T2248] ? kasan_save_stack (mm/kasan/common.c:57) [ 105.505822][ T2248] ? kasan_save_track (mm/kasan/common.c:78) [ 105.505957][ T2248] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 105.506110][ T2248] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 105.506246][ T2248] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 105.506388][ T2248] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 105.506525][ T2248] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.506665][ T2248] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 105.506808][ T2248] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 105.506947][ T2248] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 105.507082][ T2248] ? __dev_get_by_name (net/core/dev.c:883) [ 105.507218][ T2248] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 105.507365][ T2248] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 105.507506][ T2248] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.507650][ T2248] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.507790][ T2248] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.507923][ T2248] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.508057][ T2248] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.508192][ T2248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.508333][ T2248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.508478][ T2248] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.508619][ T2248] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.508758][ T2248] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.508892][ T2248] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.509030][ T2248] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.509169][ T2248] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.509306][ T2248] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.509455][ T2248] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.509595][ T2248] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.509737][ T2248] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.509880][ T2248] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.510017][ T2248] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.510155][ T2248] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.510294][ T2248] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.510437][ T2248] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.510578][ T2248] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.510726][ T2248] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.510863][ T2248] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.511011][ T2248] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.511151][ T2248] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.511287][ T2248] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.511466][ T2248] ? move_addr_to_kernel (net/socket.c:258) [ 105.511612][ T2248] ___sys_sendmsg (net/socket.c:2752) [ 105.511755][ T2248] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.511894][ T2248] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.512068][ T2248] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 105.512206][ T2248] __sys_sendmsg (net/socket.c:2784) [ 105.512341][ T2248] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.512486][ T2248] ? restore_fpregs_from_fpstate (arch/x86/kernel/fpu/xstate.h:242 arch/x86/kernel/fpu/core.c:207) [ 105.512659][ T2248] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 105.512800][ T2248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.512943][ T2248] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.513082][ T2248] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.513218][ T2248] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.513360][ T2248] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.513531][ T2248] RIP: 0033:0x7fc5fec2208e [ 105.513682][ T2248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.514161][ T2248] RSP: 002b:00007ffcfae57a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.514372][ T2248] RAX: ffffffffffffffda RBX: 00007ffcfae58210 RCX: 00007fc5fec2208e [ 105.514574][ T2248] RDX: 0000000000000000 RSI: 00007ffcfae57b10 RDI: 0000000000000005 [ 105.514787][ T2248] RBP: 00007ffcfae57a70 R08: 0000000000000000 R09: 0000000000000000 [ 105.514988][ T2248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01b [ 105.515190][ T2248] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfae581d0 | [ 105.529706][ T2248] ------------[ cut here ]------------ | [ 105.529863][ T2248] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2248 | [ 105.530126][ T2248] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.530594][ T2248] Tainted: [W]=WARN [ 105.530703][ T2248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.530869][ T2248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.531044][ T2248] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.531527][ T2248] RSP: 0018:ffa0000001e8f1b0 EFLAGS: 00010286 [ 105.531705][ T2248] RAX: 00000000ffffffa6 RBX: ff1100000b236e40 RCX: 1ff40000003d1dfc [ 105.531905][ T2248] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b236efc [ 105.532103][ T2248] RBP: ff110000103d4000 R08: 1fe2200001646de1 R09: ff1100000b85ae80 [ 105.532299][ T2248] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.532508][ T2248] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 105.532719][ T2248] FS: 00007fc5fe9e8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.532953][ T2248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.533121][ T2248] CR2: 00007f6bd4e292a0 CR3: 000000000ebae002 CR4: 0000000000771ef0 [ 105.533321][ T2248] PKRU: 55555554 [ 105.533427][ T2248] Call Trace: [ 105.533526][ T2248] [ 105.533599][ T2248] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.533741][ T2248] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.533843][ T2248] __dev_notify_flags (net/core/dev.c:9787) [ 105.533981][ T2248] ? netif_change_name (net/core/dev.c:1495) [ 105.534117][ T2248] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 105.534250][ T2248] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 105.534392][ T2248] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 105.534527][ T2248] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 105.534662][ T2248] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 105.534801][ T2248] ? __dev_get_by_name (net/core/dev.c:883) [ 105.534935][ T2248] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 105.535101][ T2248] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 105.535239][ T2248] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.535382][ T2248] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.535516][ T2248] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.535655][ T2248] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.535791][ T2248] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.535924][ T2248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.536062][ T2248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.536200][ T2248] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.536333][ T2248] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.536472][ T2248] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.536611][ T2248] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.536748][ T2248] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.536884][ T2248] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.537016][ T2248] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.537149][ T2248] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.537282][ T2248] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.537423][ T2248] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.537560][ T2248] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.537704][ T2248] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.537839][ T2248] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.537976][ T2248] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.538109][ T2248] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.538245][ T2248] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.538389][ T2248] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.538527][ T2248] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.538664][ T2248] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.538802][ T2248] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.538937][ T2248] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.539102][ T2248] ? move_addr_to_kernel (net/socket.c:258) [ 105.539247][ T2248] ___sys_sendmsg (net/socket.c:2752) [ 105.539388][ T2248] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.539529][ T2248] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.539709][ T2248] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 105.539846][ T2248] __sys_sendmsg (net/socket.c:2784) [ 105.539982][ T2248] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.540119][ T2248] ? restore_fpregs_from_fpstate (arch/x86/kernel/fpu/xstate.h:242 arch/x86/kernel/fpu/core.c:207) [ 105.540285][ T2248] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 105.540426][ T2248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.540562][ T2248] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.540706][ T2248] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.540841][ T2248] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.540976][ T2248] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.541145][ T2248] RIP: 0033:0x7fc5fec2208e [ 105.541292][ T2248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.541795][ T2248] RSP: 002b:00007ffcfae57a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.541999][ T2248] RAX: ffffffffffffffda RBX: 00007ffcfae58210 RCX: 00007fc5fec2208e [ 105.542201][ T2248] RDX: 0000000000000000 RSI: 00007ffcfae57b10 RDI: 0000000000000005 [ 105.542412][ T2248] RBP: 00007ffcfae57a70 R08: 0000000000000000 R09: 0000000000000000 [ 105.542620][ T2248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01b [ 105.542831][ T2248] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfae581d0 | [ 105.566618][ T2249] ------------[ cut here ]------------ | [ 105.566791][ T2249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2249 | [ 105.567055][ T2249] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.568136][ T2249] Tainted: [W]=WARN [ 105.568240][ T2249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.568500][ T2249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.568684][ T2249] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.569176][ T2249] RSP: 0018:ffa0000001f7f020 EFLAGS: 00010286 [ 105.569405][ T2249] RAX: 00000000ffffffa6 RBX: ff1100000e9aae40 RCX: 1ff40000003efdca [ 105.569607][ T2249] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9aaefc [ 105.569813][ T2249] RBP: ff110000103d4000 R08: 1fe2200001d355e1 R09: ff1100000fe88b58 [ 105.570007][ T2249] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 105.570204][ T2249] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 105.570411][ T2249] FS: 00007f4aac937840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.570648][ T2249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.570818][ T2249] CR2: 00000000310d7988 CR3: 000000000ea8f002 CR4: 0000000000771ef0 [ 105.571018][ T2249] PKRU: 55555554 [ 105.571116][ T2249] Call Trace: [ 105.571215][ T2249] [ 105.571284][ T2249] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.571424][ T2249] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.571525][ T2249] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 105.571658][ T2249] __dev_notify_flags (net/core/dev.c:9787) [ 105.571796][ T2249] ? netif_change_name (net/core/dev.c:1495) [ 105.571929][ T2249] ? __dev_change_flags (net/core/dev.c:9752) [ 105.572063][ T2249] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 105.572194][ T2249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.572332][ T2249] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 105.572474][ T2249] netif_change_flags (net/core/dev.c:9820) [ 105.572617][ T2249] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 105.572754][ T2249] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 105.572889][ T2249] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 105.573021][ T2249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 105.573185][ T2249] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 105.573320][ T2249] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.573463][ T2249] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 105.573596][ T2249] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.573736][ T2249] ? __kernel_text_address (kernel/extable.c:79) [ 105.573869][ T2249] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.574004][ T2249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.574140][ T2249] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.574273][ T2249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.574408][ T2249] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.574539][ T2249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.574674][ T2249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.574815][ T2249] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 105.574947][ T2249] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 105.575078][ T2249] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 105.575210][ T2249] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.575343][ T2249] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 105.575483][ T2249] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 105.575623][ T2249] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.575761][ T2249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.575894][ T2249] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.576025][ T2249] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.576153][ T2249] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.576283][ T2249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.576421][ T2249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.576553][ T2249] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.576697][ T2249] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.576828][ T2249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.576961][ T2249] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.577094][ T2249] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.577225][ T2249] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.577423][ T2249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.577554][ T2249] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.577702][ T2249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.577832][ T2249] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.577967][ T2249] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.578099][ T2249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.578231][ T2249] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.578448][ T2249] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.578580][ T2249] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.578752][ T2249] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.578885][ T2249] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.579017][ T2249] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.579151][ T2249] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.579284][ T2249] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.579484][ T2249] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.579623][ T2249] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.579758][ T2249] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.579888][ T2249] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.580051][ T2249] ? move_addr_to_kernel (net/socket.c:258) [ 105.580188][ T2249] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.580320][ T2249] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.580524][ T2249] ___sys_sendmsg (net/socket.c:2752) [ 105.580660][ T2249] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 105.580830][ T2249] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.580974][ T2249] __sys_sendmsg (net/socket.c:2784) [ 105.581104][ T2249] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.581236][ T2249] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 105.581483][ T2249] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 105.581619][ T2249] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 105.581754][ T2249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.581886][ T2249] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.582019][ T2249] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.582153][ T2249] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.582288][ T2249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.582604][ T2249] RIP: 0033:0x7f4aacb7108e [ 105.582750][ T2249] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.583216][ T2249] RSP: 002b:00007ffd9cc5bed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.583491][ T2249] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4aacb7108e [ 105.583696][ T2249] RDX: 0000000000000000 RSI: 00007ffd9cc5bf80 RDI: 0000000000000005 [ 105.583893][ T2249] RBP: 00007ffd9cc5bee0 R08: 0000000000000000 R09: 0000000000000000 [ 105.584089][ T2249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01b [ 105.584288][ T2249] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9cc5c650 | [ 105.622554][ T2250] ------------[ cut here ]------------ | [ 105.622736][ T2250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2250 | [ 105.623644][ T2250] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.624096][ T2250] Tainted: [W]=WARN [ 105.624195][ T2250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.624365][ T2250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.624540][ T2250] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.625022][ T2250] RSP: 0018:ffa0000001fef020 EFLAGS: 00010286 [ 105.625188][ T2250] RAX: 00000000ffffffa6 RBX: ff1100000c4158c0 RCX: 1ff40000003fddca [ 105.625393][ T2250] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41597c [ 105.625594][ T2250] RBP: ff1100000bf24000 R08: 1fe2200001882b31 R09: ff1100000fe8ae58 [ 105.625799][ T2250] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 105.625997][ T2250] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 105.626195][ T2250] FS: 00007fb8dcbdb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.626468][ T2250] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.626646][ T2250] CR2: 00000000133ab988 CR3: 000000000ebae004 CR4: 0000000000771ef0 [ 105.626853][ T2250] PKRU: 55555554 [ 105.626951][ T2250] Call Trace: [ 105.627049][ T2250] [ 105.627117][ T2250] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.627252][ T2250] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.627359][ T2250] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 105.627491][ T2250] __dev_notify_flags (net/core/dev.c:9787) [ 105.627629][ T2250] ? netif_change_name (net/core/dev.c:1495) [ 105.627767][ T2250] ? __dev_change_flags (net/core/dev.c:9752) [ 105.627900][ T2250] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 105.628033][ T2250] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.628167][ T2250] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 105.628301][ T2250] netif_change_flags (net/core/dev.c:9820) [ 105.628441][ T2250] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 105.628575][ T2250] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 105.628719][ T2250] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 105.628859][ T2250] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 105.629024][ T2250] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 105.629162][ T2250] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.629308][ T2250] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 105.629444][ T2250] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.629579][ T2250] ? __kernel_text_address (kernel/extable.c:79) [ 105.629722][ T2250] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.629865][ T2250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.629997][ T2250] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.630132][ T2250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.630268][ T2250] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.630406][ T2250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.630539][ T2250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.630683][ T2250] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 105.630818][ T2250] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 105.630950][ T2250] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 105.631088][ T2250] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.631228][ T2250] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 105.631368][ T2250] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 105.631513][ T2250] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.631656][ T2250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.631799][ T2250] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.631933][ T2250] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.632068][ T2250] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.632205][ T2250] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.632343][ T2250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.632482][ T2250] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.632620][ T2250] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.632758][ T2250] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.632896][ T2250] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.633039][ T2250] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.633176][ T2250] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.633309][ T2250] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.633499][ T2250] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.633643][ T2250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.633780][ T2250] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.633913][ T2250] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.634045][ T2250] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.634177][ T2250] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.634312][ T2250] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.634506][ T2250] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.634650][ T2250] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.634790][ T2250] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.634923][ T2250] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.635062][ T2250] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.635205][ T2250] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.635340][ T2250] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.635491][ T2250] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.635631][ T2250] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.635770][ T2250] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.635938][ T2250] ? move_addr_to_kernel (net/socket.c:258) [ 105.636076][ T2250] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.636209][ T2250] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.636343][ T2250] ___sys_sendmsg (net/socket.c:2752) [ 105.636487][ T2250] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 105.636658][ T2250] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.636810][ T2250] __sys_sendmsg (net/socket.c:2784) [ 105.636944][ T2250] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.637078][ T2250] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 105.637245][ T2250] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 105.637385][ T2250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.637524][ T2250] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.637663][ T2250] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.637802][ T2250] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.637934][ T2250] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.638099][ T2250] RIP: 0033:0x7fb8dce1508e [ 105.638238][ T2250] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.638729][ T2250] RSP: 002b:00007ffe4045ba80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.638936][ T2250] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb8dce1508e [ 105.639133][ T2250] RDX: 0000000000000000 RSI: 00007ffe4045bb30 RDI: 0000000000000005 [ 105.639341][ T2250] RBP: 00007ffe4045ba90 R08: 0000000000000000 R09: 0000000000000000 [ 105.639544][ T2250] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01b [ 105.639764][ T2250] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4045c200 | [ 105.641795][ T36] ------------[ cut here ]------------ | [ 105.641928][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36 | [ 105.642166][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.642624][ T36] Tainted: [W]=WARN [ 105.642720][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.642872][ T36] Workqueue: events_unbound linkwatch_event [ 105.643028][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.643187][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.643630][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 105.643788][ T36] RAX: 00000000ffffffa6 RBX: ff1100000ca6aac0 RCX: 1ff4000000051f02 [ 105.643969][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ab7c [ 105.644151][ T36] RBP: ff110000103d4000 R08: 1fe220000194d571 R09: ff11000001d751a8 [ 105.644330][ T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 105.644518][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.644709][ T36] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.644922][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.645074][ T36] CR2: 00007f4aaca04574 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 105.645255][ T36] PKRU: 55555554 [ 105.645353][ T36] Call Trace: [ 105.645445][ T36] [ 105.645511][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.645644][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 105.645771][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.645866][ T36] netif_state_change (net/core/dev.c:1605) [ 105.645989][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.646141][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 105.646261][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 105.646405][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.646531][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 105.646655][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 105.646781][ T36] process_one_work (kernel/workqueue.c:3314) [ 105.646906][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.647025][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.647151][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.647276][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.647405][ T36] kthread (kernel/kthread.c:436) [ 105.647498][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.647653][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 105.647777][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.647900][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.648050][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.648176][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 105.648297][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.683784][ T37] ------------[ cut here ]------------ | [ 105.683983][ T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/37 | [ 105.684240][ T37] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.684703][ T37] Tainted: [W]=WARN [ 105.684799][ T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.684950][ T37] Workqueue: events_unbound linkwatch_event [ 105.685106][ T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.685264][ T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.685710][ T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286 [ 105.685860][ T37] RAX: 00000000ffffffa6 RBX: ff1100000ca6a740 RCX: 1ff4000000053f02 [ 105.686037][ T37] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a7fc [ 105.686221][ T37] RBP: ff1100000bf24000 R08: 1fe220000194d501 R09: ff11000001da0ba8 [ 105.686412][ T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 105.686594][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 105.686779][ T37] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 105.686989][ T37] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.687139][ T37] CR2: 00007f4aaca04574 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 105.687320][ T37] PKRU: 55555554 [ 105.687418][ T37] Call Trace: [ 105.687508][ T37] [ 105.687571][ T37] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.687701][ T37] ? notifier_call_chain (kernel/notifier.c:85) [ 105.687823][ T37] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.687915][ T37] netif_state_change (net/core/dev.c:1605) [ 105.688035][ T37] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.688188][ T37] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 105.688308][ T37] __linkwatch_run_queue (net/core/link_watch.c:240) [ 105.688440][ T37] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.688564][ T37] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 105.688696][ T37] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 105.688816][ T37] process_one_work (kernel/workqueue.c:3314) [ 105.688940][ T37] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 105.689060][ T37] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.689185][ T37] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 105.689308][ T37] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 105.689436][ T37] kthread (kernel/kthread.c:436) [ 105.689529][ T37] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.689689][ T37] ? kthread_affine_node (kernel/kthread.c:378) [ 105.689809][ T37] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.689935][ T37] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 105.690083][ T37] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.690202][ T37] ? kthread_affine_node (kernel/kthread.c:378) [ 105.690323][ T37] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.795215][ T2255] ------------[ cut here ]------------ | [ 105.795397][ T2255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2255 | [ 105.795707][ T2255] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.796192][ T2255] Tainted: [W]=WARN [ 105.796300][ T2255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.796487][ T2255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.796681][ T2255] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.797194][ T2255] RSP: 0018:ffa000000202efd0 EFLAGS: 00010286 [ 105.797384][ T2255] RAX: 00000000ffffffa6 RBX: ff1100000c57a3c0 RCX: 1ff4000000405dc0 [ 105.797604][ T2255] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a47c [ 105.797819][ T2255] RBP: ff1100000fd1a000 R08: 1fe22000018af491 R09: ff1100000a0aae80 [ 105.798032][ T2255] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 105.798245][ T2255] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd1ae44 [ 105.798471][ T2255] FS: 00007f20b4195840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.798738][ T2255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.798915][ T2255] CR2: 00000000004a2060 CR3: 000000000ea4f005 CR4: 0000000000771ef0 [ 105.799127][ T2255] PKRU: 55555554 [ 105.799233][ T2255] Call Trace: [ 105.799339][ T2255] [ 105.799421][ T2255] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.799566][ T2255] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 105.799724][ T2255] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.799831][ T2255] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 105.799975][ T2255] __dev_notify_flags (net/core/dev.c:9787) [ 105.800118][ T2255] ? notifier_call_chain (kernel/notifier.c:85) [ 105.800263][ T2255] ? netif_change_name (net/core/dev.c:1495) [ 105.800414][ T2255] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 105.800561][ T2255] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 105.800717][ T2255] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 105.800864][ T2255] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 105.801012][ T2255] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 105.801158][ T2255] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 105.801309][ T2255] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 105.801457][ T2255] ? nla_strscpy (lib/nlattr.c:795) [ 105.801604][ T2255] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 105.801754][ T2255] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 105.801897][ T2255] ? __dev_get_by_name (net/core/dev.c:883) [ 105.802037][ T2255] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 105.802186][ T2255] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 105.802338][ T2255] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.802491][ T2255] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.802634][ T2255] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.802783][ T2255] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.802924][ T2255] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.803065][ T2255] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.803212][ T2255] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.803362][ T2255] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.803505][ T2255] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.803652][ T2255] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.803803][ T2255] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.803946][ T2255] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.804090][ T2255] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.804231][ T2255] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.804381][ T2255] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.804526][ T2255] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.804679][ T2255] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.804825][ T2255] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.804967][ T2255] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.805113][ T2255] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.805256][ T2255] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.805403][ T2255] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.805547][ T2255] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.805703][ T2255] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.805845][ T2255] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.805988][ T2255] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.806132][ T2255] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.806276][ T2255] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.806423][ T2255] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.806607][ T2255] ? move_addr_to_kernel (net/socket.c:258) [ 105.806756][ T2255] ? kasan_save_stack (mm/kasan/common.c:58) [ 105.806899][ T2255] ? kasan_save_stack (mm/kasan/common.c:57) [ 105.807041][ T2255] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 105.807183][ T2255] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 105.807365][ T2255] ___sys_sendmsg (net/socket.c:2752) [ 105.807510][ T2255] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.807670][ T2255] __sys_sendmsg (net/socket.c:2784) [ 105.807818][ T2255] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.807959][ T2255] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 105.808106][ T2255] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 105.808247][ T2255] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.808396][ T2255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.808541][ T2255] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.808694][ T2255] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.808840][ T2255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.809017][ T2255] RIP: 0033:0x7f20b43cf08e [ 105.809165][ T2255] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.809696][ T2255] RSP: 002b:00007ffcccca9320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.809912][ T2255] RAX: ffffffffffffffda RBX: 00007ffcccca9ad0 RCX: 00007f20b43cf08e [ 105.810139][ T2255] RDX: 0000000000000000 RSI: 00007ffcccca93d0 RDI: 0000000000000005 [ 105.810355][ T2255] RBP: 00007ffcccca9330 R08: 0000000000000000 R09: 0000000000000000 [ 105.810572][ T2255] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01b [ 105.810797][ T2255] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcccca9aa0 | [ 105.847763][ T2256] ------------[ cut here ]------------ | [ 105.847969][ T2256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2256 | [ 105.848298][ T2256] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.848896][ T2256] Tainted: [W]=WARN [ 105.849053][ T2256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.849283][ T2256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.849533][ T2256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.850095][ T2256] RSP: 0018:ffa000000203efd0 EFLAGS: 00010286 [ 105.850321][ T2256] RAX: 00000000ffffffa6 RBX: ff1100000c217540 RCX: 1ff4000000407dc0 [ 105.850596][ T2256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2175fc [ 105.851005][ T2256] RBP: ff11000008e7a000 R08: 1fe2200001842ec1 R09: ff1100000a0a8b80 [ 105.851263][ T2256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 105.851537][ T2256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e7ae44 [ 105.851819][ T2256] FS: 00007fec4f55d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 105.852120][ T2256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.852362][ T2256] CR2: 00000000004a2060 CR3: 000000000ea4f005 CR4: 0000000000771ef0 [ 105.852630][ T2256] PKRU: 55555554 [ 105.852797][ T2256] Call Trace: [ 105.852956][ T2256] [ 105.853080][ T2256] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.853273][ T2256] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 105.853484][ T2256] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.853656][ T2256] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 105.853856][ T2256] __dev_notify_flags (net/core/dev.c:9787) [ 105.854048][ T2256] ? notifier_call_chain (kernel/notifier.c:85) [ 105.854239][ T2256] ? netif_change_name (net/core/dev.c:1495) [ 105.854444][ T2256] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 105.854650][ T2256] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 105.854853][ T2256] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 105.855051][ T2256] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 105.855248][ T2256] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 105.855457][ T2256] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 105.855669][ T2256] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 105.855872][ T2256] ? nla_strscpy (lib/nlattr.c:795) [ 105.856068][ T2256] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 105.856265][ T2256] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 105.856473][ T2256] ? __dev_get_by_name (net/core/dev.c:883) [ 105.856686][ T2256] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 105.856887][ T2256] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 105.857085][ T2256] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.857280][ T2256] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.857485][ T2256] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.857695][ T2256] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.857888][ T2256] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.858079][ T2256] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.858277][ T2256] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.858484][ T2256] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.858696][ T2256] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.858889][ T2256] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.859081][ T2256] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.859272][ T2256] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.859478][ T2256] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.859687][ T2256] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.859883][ T2256] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.860075][ T2256] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.860268][ T2256] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.860477][ T2256] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.860687][ T2256] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.860883][ T2256] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.861077][ T2256] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.861271][ T2256] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.861476][ T2256] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.861691][ T2256] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.861888][ T2256] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.862081][ T2256] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.862275][ T2256] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.862484][ T2256] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.862697][ T2256] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.862925][ T2256] ? move_addr_to_kernel (net/socket.c:258) [ 105.863121][ T2256] ? kasan_save_stack (mm/kasan/common.c:58) [ 105.863312][ T2256] ? kasan_save_stack (mm/kasan/common.c:57) [ 105.863518][ T2256] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 105.863729][ T2256] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 105.863959][ T2256] ___sys_sendmsg (net/socket.c:2752) [ 105.864154][ T2256] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.864376][ T2256] __sys_sendmsg (net/socket.c:2784) [ 105.864573][ T2256] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.864785][ T2256] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 105.864986][ T2256] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 105.865179][ T2256] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.865390][ T2256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.865587][ T2256] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.865797][ T2256] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.865996][ T2256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.866224][ T2256] RIP: 0033:0x7fec4f79708e [ 105.866441][ T2256] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.867012][ T2256] RSP: 002b:00007ffca4fa9040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.867283][ T2256] RAX: ffffffffffffffda RBX: 00007ffca4fa97f0 RCX: 00007fec4f79708e [ 105.867560][ T2256] RDX: 0000000000000000 RSI: 00007ffca4fa90f0 RDI: 0000000000000005 [ 105.867842][ T2256] RBP: 00007ffca4fa9050 R08: 0000000000000000 R09: 0000000000000000 [ 105.868108][ T2256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 105.868389][ T2256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca4fa97c0 | [ 105.893726][ T2257] ------------[ cut here ]------------ | [ 105.893890][ T2257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2257 | [ 105.894162][ T2257] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.895150][ T2257] Tainted: [W]=WARN [ 105.895253][ T2257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.895442][ T2257] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.895626][ T2257] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.896112][ T2257] RSP: 0018:ffa000000203f020 EFLAGS: 00010286 [ 105.896287][ T2257] RAX: 00000000ffffffa6 RBX: ff1100000e9edc40 RCX: 1ff4000000407dca [ 105.896496][ T2257] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edcfc [ 105.896711][ T2257] RBP: ff1100000fd1a000 R08: 1fe2200001d3dba1 R09: ff11000009742e58 [ 105.896910][ T2257] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 105.897110][ T2257] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 105.897620][ T2257] FS: 00007f9a14f8b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 105.897864][ T2257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.898034][ T2257] CR2: 000000003ef74988 CR3: 000000000ebae002 CR4: 0000000000771ef0 [ 105.898272][ T2257] PKRU: 55555554 [ 105.898380][ T2257] Call Trace: [ 105.898485][ T2257] [ 105.898558][ T2257] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.898703][ T2257] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.898806][ T2257] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 105.898941][ T2257] __dev_notify_flags (net/core/dev.c:9787) [ 105.899078][ T2257] ? netif_change_name (net/core/dev.c:1495) [ 105.899213][ T2257] ? __dev_change_flags (net/core/dev.c:9752) [ 105.899355][ T2257] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 105.899491][ T2257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.899629][ T2257] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 105.899775][ T2257] netif_change_flags (net/core/dev.c:9820) [ 105.899911][ T2257] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 105.900048][ T2257] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 105.900185][ T2257] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 105.900324][ T2257] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 105.900500][ T2257] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 105.900642][ T2257] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.900783][ T2257] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 105.900919][ T2257] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.901054][ T2257] ? __kernel_text_address (kernel/extable.c:79) [ 105.901190][ T2257] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.901329][ T2257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.901475][ T2257] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.901617][ T2257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.901757][ T2257] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.901890][ T2257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.902024][ T2257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.902158][ T2257] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 105.902295][ T2257] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 105.902438][ T2257] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 105.902591][ T2257] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.902738][ T2257] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 105.902875][ T2257] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 105.903014][ T2257] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.903152][ T2257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.903287][ T2257] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.903428][ T2257] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.903565][ T2257] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.903710][ T2257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.903856][ T2257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.904004][ T2257] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.904139][ T2257] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.904274][ T2257] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.904436][ T2257] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.904574][ T2257] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.904779][ T2257] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.904936][ T2257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.905070][ T2257] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.905207][ T2257] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.905354][ T2257] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.905497][ T2257] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.905654][ T2257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.905797][ T2257] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.905936][ T2257] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.906068][ T2257] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.906204][ T2257] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.906344][ T2257] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.906485][ T2257] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.906626][ T2257] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.906769][ T2257] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.906905][ T2257] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.907041][ T2257] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.907184][ T2257] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.907320][ T2257] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.907516][ T2257] ? move_addr_to_kernel (net/socket.c:258) [ 105.907658][ T2257] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.907832][ T2257] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.907968][ T2257] ___sys_sendmsg (net/socket.c:2752) [ 105.908105][ T2257] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 105.908337][ T2257] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.908505][ T2257] __sys_sendmsg (net/socket.c:2784) [ 105.908651][ T2257] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.908791][ T2257] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 105.908961][ T2257] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 105.909099][ T2257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.909235][ T2257] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.909374][ T2257] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.909510][ T2257] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.909652][ T2257] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.909824][ T2257] RIP: 0033:0x7f9a151c508e [ 105.909964][ T2257] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.910458][ T2257] RSP: 002b:00007ffca1c57bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.910665][ T2257] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9a151c508e [ 105.910874][ T2257] RDX: 0000000000000000 RSI: 00007ffca1c57ca0 RDI: 0000000000000005 [ 105.911074][ T2257] RBP: 00007ffca1c57c00 R08: 0000000000000000 R09: 0000000000000000 [ 105.911271][ T2257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 105.911477][ T2257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca1c58370 | [ 105.950972][ T2258] ------------[ cut here ]------------ | [ 105.951143][ T2258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2258 | [ 105.951614][ T2258] Modules linked in: vxlan ip6_gre ip_gre gre | [ 105.952062][ T2258] Tainted: [W]=WARN [ 105.952162][ T2258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.952333][ T2258] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 105.952515][ T2258] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 105.953024][ T2258] RSP: 0018:ffa000000204f020 EFLAGS: 00010286 [ 105.953208][ T2258] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff4000000409dca [ 105.953424][ T2258] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 105.953629][ T2258] RBP: ff11000008e7a000 R08: 1fe22000004f15e1 R09: ff1100000a88d158 [ 105.953837][ T2258] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 105.954036][ T2258] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 105.954234][ T2258] FS: 00007ff353888840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 105.954478][ T2258] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.954653][ T2258] CR2: 000000000ada4988 CR3: 000000000ea4f004 CR4: 0000000000771ef0 [ 105.954858][ T2258] PKRU: 55555554 [ 105.954959][ T2258] Call Trace: [ 105.955060][ T2258] [ 105.955129][ T2258] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 105.955265][ T2258] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 105.955374][ T2258] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 105.955510][ T2258] __dev_notify_flags (net/core/dev.c:9787) [ 105.955649][ T2258] ? netif_change_name (net/core/dev.c:1495) [ 105.955795][ T2258] ? __dev_change_flags (net/core/dev.c:9752) [ 105.955930][ T2258] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 105.956063][ T2258] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.956195][ T2258] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 105.956330][ T2258] netif_change_flags (net/core/dev.c:9820) [ 105.956474][ T2258] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 105.956613][ T2258] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 105.956755][ T2258] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 105.956892][ T2258] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 105.957057][ T2258] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 105.957189][ T2258] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.957323][ T2258] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 105.957520][ T2258] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.957660][ T2258] ? __kernel_text_address (kernel/extable.c:79) [ 105.957804][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.957941][ T2258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.958075][ T2258] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.958209][ T2258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.958342][ T2258] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 105.958532][ T2258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.958669][ T2258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.958807][ T2258] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 105.958941][ T2258] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 105.959075][ T2258] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 105.959213][ T2258] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 105.959405][ T2258] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 105.959541][ T2258] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 105.959745][ T2258] rtnl_newlink (net/core/rtnetlink.c:4150) [ 105.959882][ T2258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.960014][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.960148][ T2258] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.960283][ T2258] ? mark_usage (kernel/locking/lockdep.c:4674) [ 105.960476][ T2258] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.960617][ T2258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.960754][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.960884][ T2258] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.961019][ T2258] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 105.961156][ T2258] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 105.961292][ T2258] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 105.961495][ T2258] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.961633][ T2258] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.961773][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.961908][ T2258] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 105.962041][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 105.962177][ T2258] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 105.962308][ T2258] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 105.962592][ T2258] ? netlink_ack (./include/linux/skbuff.h:2718) [ 105.962737][ T2258] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 105.962870][ T2258] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 105.963005][ T2258] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 105.963139][ T2258] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 105.963272][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 105.963496][ T2258] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 105.963635][ T2258] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 105.963776][ T2258] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 105.963915][ T2258] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 105.964046][ T2258] ? copy_msghdr_from_user (net/socket.c:2635) [ 105.964179][ T2258] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 105.964344][ T2258] ? move_addr_to_kernel (net/socket.c:258) [ 105.964545][ T2258] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 105.964778][ T2258] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 105.964913][ T2258] ___sys_sendmsg (net/socket.c:2752) [ 105.965044][ T2258] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 105.965207][ T2258] ? copy_msghdr_from_user (net/socket.c:2603) [ 105.965429][ T2258] __sys_sendmsg (net/socket.c:2784) [ 105.965571][ T2258] ? __sys_sendmsg_sock (net/socket.c:2765) [ 105.965717][ T2258] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 105.965886][ T2258] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 105.966023][ T2258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 105.966159][ T2258] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 105.966291][ T2258] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 105.966457][ T2258] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 105.966595][ T2258] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 105.966769][ T2258] RIP: 0033:0x7ff353ac208e [ 105.966908][ T2258] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 105.967388][ T2258] RSP: 002b:00007ffdec5b4fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 105.967592][ T2258] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff353ac208e [ 105.967802][ T2258] RDX: 0000000000000000 RSI: 00007ffdec5b5080 RDI: 0000000000000005 [ 105.968002][ T2258] RBP: 00007ffdec5b4fe0 R08: 0000000000000000 R09: 0000000000000000 [ 105.968199][ T2258] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 105.968411][ T2258] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdec5b5750 | [ 106.060001][ T2261] ------------[ cut here ]------------ | [ 106.060176][ T2261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2261 | [ 106.060464][ T2261] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.060937][ T2261] Tainted: [W]=WARN [ 106.061045][ T2261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.061219][ T2261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.061402][ T2261] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.061906][ T2261] RSP: 0018:ffa000000205f090 EFLAGS: 00010286 [ 106.062081][ T2261] RAX: 00000000ffffffa6 RBX: ff1100000a186040 RCX: 1ff400000040bdd8 [ 106.062288][ T2261] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1860fc [ 106.062501][ T2261] RBP: ff1100000fd1a000 R08: 1fe2200001430c21 R09: ff1100000eb98b80 [ 106.062721][ T2261] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 106.062928][ T2261] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 106.063135][ T2261] FS: 00007fb9d4b91840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.063382][ T2261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.063560][ T2261] CR2: 00007fb9d4d8a460 CR3: 000000000ea4f006 CR4: 0000000000771ef0 [ 106.063782][ T2261] PKRU: 55555554 [ 106.063886][ T2261] Call Trace: [ 106.063989][ T2261] [ 106.064062][ T2261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.064202][ T2261] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 106.064341][ T2261] notifier_call_chain (kernel/notifier.c:85) [ 106.064488][ T2261] __netdev_upper_dev_link (net/core/dev.c:8931) [ 106.064631][ T2261] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 106.067531][ T2261] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 106.067713][ T2261] netdev_upper_dev_link (net/core/dev.c:8972) [ 106.067860][ T2261] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 106.068024][ T2261] register_vlan_dev (net/8021q/vlan.c:183) [ 106.068177][ T2261] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 106.068329][ T2261] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 106.068956][ T2261] ? nla_strscpy (lib/nlattr.c:795) [ 106.069123][ T2261] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 106.069266][ T2261] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 106.069414][ T2261] ? __dev_get_by_name (net/core/dev.c:883) [ 106.069557][ T2261] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 106.069714][ T2261] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 106.069869][ T2261] rtnl_newlink (net/core/rtnetlink.c:4150) [ 106.070012][ T2261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.070156][ T2261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.070320][ T2261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.070473][ T2261] ? mark_usage (kernel/locking/lockdep.c:4674) [ 106.070616][ T2261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.070765][ T2261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.070907][ T2261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.071047][ T2261] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.071187][ T2261] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.071326][ T2261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.071472][ T2261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.071619][ T2261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.071809][ T2261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.071965][ T2261] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 106.072105][ T2261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.072246][ T2261] ? netlink_ack (./include/linux/skbuff.h:2718) [ 106.072395][ T2261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 106.072552][ T2261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 106.072708][ T2261] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 106.072856][ T2261] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 106.074098][ T2261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.074246][ T2261] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 106.074398][ T2261] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.074541][ T2261] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 106.074692][ T2261] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 106.074831][ T2261] ? copy_msghdr_from_user (net/socket.c:2635) [ 106.074983][ T2261] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 106.075163][ T2261] ? move_addr_to_kernel (net/socket.c:258) [ 106.075305][ T2261] ___sys_sendmsg (net/socket.c:2752) [ 106.075448][ T2261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.075596][ T2261] ? copy_msghdr_from_user (net/socket.c:2603) [ 106.075752][ T2261] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 106.075904][ T2261] __sys_sendmsg (net/socket.c:2784) [ 106.076043][ T2261] ? __sys_sendmsg_sock (net/socket.c:2765) [ 106.076216][ T2261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.076363][ T2261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.076878][ T2261] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.077023][ T2261] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.077163][ T2261] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.077302][ T2261] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.077481][ T2261] RIP: 0033:0x7fb9d4dcb08e [ 106.077630][ T2261] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 106.078146][ T2261] RSP: 002b:00007ffddc143e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 106.078382][ T2261] RAX: ffffffffffffffda RBX: 00007ffddc1445f0 RCX: 00007fb9d4dcb08e [ 106.078606][ T2261] RDX: 0000000000000000 RSI: 00007ffddc143ee0 RDI: 0000000000000005 [ 106.078819][ T2261] RBP: 00007ffddc143e40 R08: 0000000000000000 R09: 0000000000000000 [ 106.079028][ T2261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 106.079237][ T2261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddc1445b0 | [ 106.080923][ T2261] ------------[ cut here ]------------ | [ 106.081056][ T2261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2261 | [ 106.081331][ T2261] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.081795][ T2261] Tainted: [W]=WARN [ 106.081898][ T2261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.082067][ T2261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.082254][ T2261] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.082770][ T2261] RSP: 0018:ffa000000205f1b0 EFLAGS: 00010286 [ 106.082960][ T2261] RAX: 00000000ffffffa6 RBX: ff1100000a186740 RCX: 1ff400000040bdfc [ 106.083159][ T2261] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1867fc [ 106.083364][ T2261] RBP: ff1100000fe61000 R08: 1fe2200001430d01 R09: ff1100000eb98b80 [ 106.083568][ T2261] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 106.083806][ T2261] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 106.084008][ T2261] FS: 00007fb9d4b91840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.084244][ T2261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.084419][ T2261] CR2: 00007fb9d4d8a460 CR3: 000000000ea4f006 CR4: 0000000000771ef0 [ 106.084627][ T2261] PKRU: 55555554 [ 106.084737][ T2261] Call Trace: [ 106.084839][ T2261] [ 106.084927][ T2261] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.085077][ T2261] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.085215][ T2261] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.085319][ T2261] __dev_notify_flags (net/core/dev.c:9787) [ 106.085460][ T2261] ? netdev_update_features (net/core/dev.c:11098) [ 106.085599][ T2261] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 106.085775][ T2261] ? netif_change_name (net/core/dev.c:1495) [ 106.086174][ T2261] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.086311][ T2261] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 106.086455][ T2261] ? register_vlan_dev (net/8021q/vlan.c:196) [ 106.086597][ T2261] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 106.086739][ T2261] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 106.086874][ T2261] ? nla_strscpy (lib/nlattr.c:795) [ 106.087014][ T2261] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 106.087153][ T2261] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 106.087289][ T2261] ? __dev_get_by_name (net/core/dev.c:883) [ 106.087440][ T2261] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 106.087604][ T2261] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 106.087749][ T2261] rtnl_newlink (net/core/rtnetlink.c:4150) [ 106.087886][ T2261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.088022][ T2261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.088180][ T2261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.088315][ T2261] ? mark_usage (kernel/locking/lockdep.c:4674) [ 106.088467][ T2261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.088615][ T2261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.088758][ T2261] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.089005][ T2261] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.089139][ T2261] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.089282][ T2261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.089422][ T2261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.089680][ T2261] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.089819][ T2261] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.089955][ T2261] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 106.090111][ T2261] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.090369][ T2261] ? netlink_ack (./include/linux/skbuff.h:2718) [ 106.090519][ T2261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 106.090679][ T2261] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 106.090819][ T2261] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 106.091055][ T2261] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 106.091194][ T2261] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.091330][ T2261] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 106.091498][ T2261] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.091740][ T2261] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 106.091877][ T2261] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 106.092011][ T2261] ? copy_msghdr_from_user (net/socket.c:2635) [ 106.092145][ T2261] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 106.092408][ T2261] ? move_addr_to_kernel (net/socket.c:258) [ 106.092561][ T2261] ___sys_sendmsg (net/socket.c:2752) [ 106.092709][ T2261] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.092865][ T2261] ? copy_msghdr_from_user (net/socket.c:2603) [ 106.093099][ T2261] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 106.093237][ T2261] __sys_sendmsg (net/socket.c:2784) [ 106.093379][ T2261] ? __sys_sendmsg_sock (net/socket.c:2765) [ 106.093519][ T2261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.093767][ T2261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.093922][ T2261] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.094060][ T2261] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.094196][ T2261] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.094427][ T2261] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.094606][ T2261] RIP: 0033:0x7fb9d4dcb08e [ 106.094756][ T2261] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 106.095484][ T2261] RSP: 002b:00007ffddc143e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 106.095792][ T2261] RAX: ffffffffffffffda RBX: 00007ffddc1445f0 RCX: 00007fb9d4dcb08e [ 106.096006][ T2261] RDX: 0000000000000000 RSI: 00007ffddc143ee0 RDI: 0000000000000005 [ 106.096208][ T2261] RBP: 00007ffddc143e40 R08: 0000000000000000 R09: 0000000000000000 [ 106.096445][ T2261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 106.096651][ T2261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddc1445b0 | [ 106.127464][ T2262] ------------[ cut here ]------------ | [ 106.127637][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2262 | [ 106.127931][ T2262] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.128405][ T2262] Tainted: [W]=WARN [ 106.128512][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.128697][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.128877][ T2262] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.129379][ T2262] RSP: 0018:ffa000000207f090 EFLAGS: 00010286 [ 106.129556][ T2262] RAX: 00000000ffffffa6 RBX: ff1100000c414c80 RCX: 1ff400000040fdd8 [ 106.129772][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c414d3c [ 106.129978][ T2262] RBP: ff11000008e7a000 R08: 1fe22000018829a9 R09: ff1100000f96d180 [ 106.130185][ T2262] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 106.130396][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 106.130608][ T2262] FS: 00007f45c442b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.130856][ T2262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.131029][ T2262] CR2: 000000000042e5e0 CR3: 000000000ea4f001 CR4: 0000000000771ef0 [ 106.131239][ T2262] PKRU: 55555554 [ 106.131343][ T2262] Call Trace: [ 106.131452][ T2262] [ 106.131524][ T2262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.131666][ T2262] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 106.131811][ T2262] notifier_call_chain (kernel/notifier.c:85) [ 106.131952][ T2262] __netdev_upper_dev_link (net/core/dev.c:8931) [ 106.132092][ T2262] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 106.132236][ T2262] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 106.132382][ T2262] netdev_upper_dev_link (net/core/dev.c:8972) [ 106.132522][ T2262] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 106.132664][ T2262] register_vlan_dev (net/8021q/vlan.c:183) [ 106.132835][ T2262] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 106.132976][ T2262] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 106.133114][ T2262] ? nla_strscpy (lib/nlattr.c:795) [ 106.133253][ T2262] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 106.133398][ T2262] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 106.133537][ T2262] ? __dev_get_by_name (net/core/dev.c:883) [ 106.133684][ T2262] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 106.133829][ T2262] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 106.133973][ T2262] rtnl_newlink (net/core/rtnetlink.c:4150) [ 106.134113][ T2262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.134250][ T2262] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.134394][ T2262] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.134533][ T2262] ? mark_usage (kernel/locking/lockdep.c:4674) [ 106.134682][ T2262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.134828][ T2262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.134969][ T2262] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.135108][ T2262] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.135247][ T2262] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.135392][ T2262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.135531][ T2262] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.135682][ T2262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.135823][ T2262] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.135964][ T2262] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 106.136105][ T2262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.136243][ T2262] ? netlink_ack (./include/linux/skbuff.h:2718) [ 106.136390][ T2262] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 106.136528][ T2262] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 106.136671][ T2262] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 106.136819][ T2262] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 106.136958][ T2262] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.137102][ T2262] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 106.137241][ T2262] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.137384][ T2262] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 106.137526][ T2262] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 106.137667][ T2262] ? copy_msghdr_from_user (net/socket.c:2635) [ 106.137810][ T2262] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 106.137980][ T2262] ? move_addr_to_kernel (net/socket.c:258) [ 106.138123][ T2262] ___sys_sendmsg (net/socket.c:2752) [ 106.138264][ T2262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.138408][ T2262] ? copy_msghdr_from_user (net/socket.c:2603) [ 106.138557][ T2262] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 106.138706][ T2262] __sys_sendmsg (net/socket.c:2784) [ 106.138846][ T2262] ? __sys_sendmsg_sock (net/socket.c:2765) [ 106.138988][ T2262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.139124][ T2262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.139264][ T2262] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.139407][ T2262] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.139546][ T2262] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.139695][ T2262] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.139866][ T2262] RIP: 0033:0x7f45c466508e [ 106.140012][ T2262] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 106.140513][ T2262] RSP: 002b:00007ffe33747430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 106.140734][ T2262] RAX: ffffffffffffffda RBX: 00007ffe33747bf0 RCX: 00007f45c466508e [ 106.140940][ T2262] RDX: 0000000000000000 RSI: 00007ffe337474e0 RDI: 0000000000000005 [ 106.141146][ T2262] RBP: 00007ffe33747440 R08: 0000000000000000 R09: 0000000000000000 [ 106.141356][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 106.141564][ T2262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33747bb0 | [ 106.143208][ T2262] ------------[ cut here ]------------ | [ 106.143341][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2262 | [ 106.143617][ T2262] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.144076][ T2262] Tainted: [W]=WARN [ 106.144177][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.144352][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.144528][ T2262] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.145019][ T2262] RSP: 0018:ffa000000207f1b0 EFLAGS: 00010286 [ 106.145197][ T2262] RAX: 00000000ffffffa6 RBX: ff1100000c414ac0 RCX: 1ff400000040fdfc [ 106.145407][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c414b7c [ 106.145612][ T2262] RBP: ff1100000dbf9000 R08: 1fe2200001882971 R09: ff1100000f96d180 [ 106.145818][ T2262] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.146018][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 106.146221][ T2262] FS: 00007f45c442b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.146475][ T2262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.146647][ T2262] CR2: 000000000042e5e0 CR3: 000000000ea4f001 CR4: 0000000000771ef0 [ 106.146867][ T2262] PKRU: 55555554 [ 106.146968][ T2262] Call Trace: [ 106.147068][ T2262] [ 106.147140][ T2262] ? register_vlan_dev (net/8021q/vlan.c:188) [ 106.147274][ T2262] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.147415][ T2262] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.147550][ T2262] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.147660][ T2262] __dev_notify_flags (net/core/dev.c:9787) [ 106.147802][ T2262] ? netdev_update_features (net/core/dev.c:11098) [ 106.147937][ T2262] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 106.148105][ T2262] ? netif_change_name (net/core/dev.c:1495) [ 106.148239][ T2262] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.148378][ T2262] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 106.148515][ T2262] ? register_vlan_dev (net/8021q/vlan.c:196) [ 106.148657][ T2262] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 106.148799][ T2262] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 106.148935][ T2262] ? nla_strscpy (lib/nlattr.c:795) [ 106.149071][ T2262] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 106.149207][ T2262] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 106.149343][ T2262] ? __dev_get_by_name (net/core/dev.c:883) [ 106.149482][ T2262] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 106.149629][ T2262] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 106.149779][ T2262] rtnl_newlink (net/core/rtnetlink.c:4150) [ 106.149917][ T2262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.150052][ T2262] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.150187][ T2262] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.150322][ T2262] ? mark_usage (kernel/locking/lockdep.c:4674) [ 106.150461][ T2262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.150603][ T2262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.150743][ T2262] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.150877][ T2262] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.151012][ T2262] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.151149][ T2262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.151283][ T2262] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.151426][ T2262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.151562][ T2262] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.151708][ T2262] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 106.151852][ T2262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.151987][ T2262] ? netlink_ack (./include/linux/skbuff.h:2718) [ 106.152127][ T2262] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 106.152261][ T2262] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 106.152399][ T2262] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 106.152539][ T2262] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 106.152683][ T2262] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.152826][ T2262] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 106.152962][ T2262] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.153099][ T2262] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 106.153236][ T2262] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 106.153376][ T2262] ? copy_msghdr_from_user (net/socket.c:2635) [ 106.153512][ T2262] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 106.153688][ T2262] ? move_addr_to_kernel (net/socket.c:258) [ 106.153831][ T2262] ___sys_sendmsg (net/socket.c:2752) [ 106.153964][ T2262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.154098][ T2262] ? copy_msghdr_from_user (net/socket.c:2603) [ 106.154244][ T2262] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 106.154387][ T2262] __sys_sendmsg (net/socket.c:2784) [ 106.154524][ T2262] ? __sys_sendmsg_sock (net/socket.c:2765) [ 106.154668][ T2262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.154810][ T2262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.154946][ T2262] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.155089][ T2262] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.155225][ T2262] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.155365][ T2262] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.155534][ T2262] RIP: 0033:0x7f45c466508e [ 106.155684][ T2262] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 106.156161][ T2262] RSP: 002b:00007ffe33747430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 106.156371][ T2262] RAX: ffffffffffffffda RBX: 00007ffe33747bf0 RCX: 00007f45c466508e [ 106.156573][ T2262] RDX: 0000000000000000 RSI: 00007ffe337474e0 RDI: 0000000000000005 [ 106.156789][ T2262] RBP: 00007ffe33747440 R08: 0000000000000000 R09: 0000000000000000 [ 106.157000][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 106.157205][ T2262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33747bb0 | [ 106.194793][ T2263] ------------[ cut here ]------------ | [ 106.194954][ T2263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2263 | [ 106.195248][ T2263] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.195723][ T2263] Tainted: [W]=WARN [ 106.195824][ T2263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.195991][ T2263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.196165][ T2263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.196655][ T2263] RSP: 0018:ffa000000208f020 EFLAGS: 00010286 [ 106.196831][ T2263] RAX: 00000000ffffffa6 RBX: ff1100000c4151c0 RCX: 1ff4000000411dca [ 106.197030][ T2263] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41527c [ 106.197228][ T2263] RBP: ff1100000fe61000 R08: 1fe2200001882a51 R09: ff1100000f96ae58 [ 106.197443][ T2263] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 106.197650][ T2263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 106.197857][ T2263] FS: 00007fa6d021c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.198092][ T2263] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.198260][ T2263] CR2: 000000000166a988 CR3: 000000000fa0f004 CR4: 0000000000771ef0 [ 106.198477][ T2263] PKRU: 55555554 [ 106.198580][ T2263] Call Trace: [ 106.198689][ T2263] [ 106.198757][ T2263] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 106.198892][ T2263] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.199042][ T2263] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.199146][ T2263] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 106.199289][ T2263] __dev_notify_flags (net/core/dev.c:9787) [ 106.199433][ T2263] ? netif_change_name (net/core/dev.c:1495) [ 106.199567][ T2263] ? __dev_change_flags (net/core/dev.c:9752) [ 106.199715][ T2263] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 106.199850][ T2263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.199984][ T2263] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 106.200122][ T2263] netif_change_flags (net/core/dev.c:9820) [ 106.200260][ T2263] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 106.200401][ T2263] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 106.200539][ T2263] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 106.200686][ T2263] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 106.200854][ T2263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 106.200987][ T2263] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.201119][ T2263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 106.201254][ T2263] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 106.201393][ T2263] ? __kernel_text_address (kernel/extable.c:79) [ 106.201528][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.201667][ T2263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.201805][ T2263] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 106.201940][ T2263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.202074][ T2263] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.202208][ T2263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.202342][ T2263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.202483][ T2263] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 106.202625][ T2263] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 106.202768][ T2263] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 106.202904][ T2263] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 106.203040][ T2263] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 106.203176][ T2263] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 106.203313][ T2263] rtnl_newlink (net/core/rtnetlink.c:4150) [ 106.203461][ T2263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.203597][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.203737][ T2263] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.203876][ T2263] ? mark_usage (kernel/locking/lockdep.c:4674) [ 106.204008][ T2263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.204146][ T2263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.204279][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.204417][ T2263] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.204552][ T2263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.204720][ T2263] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.204855][ T2263] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.204988][ T2263] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.205122][ T2263] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.205254][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.205397][ T2263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.205530][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.205665][ T2263] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 106.205802][ T2263] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.205936][ T2263] ? netlink_ack (./include/linux/skbuff.h:2718) [ 106.206073][ T2263] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 106.206215][ T2263] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 106.206359][ T2263] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 106.206494][ T2263] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 106.206631][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.206770][ T2263] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 106.206904][ T2263] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.207038][ T2263] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 106.207172][ T2263] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 106.207304][ T2263] ? copy_msghdr_from_user (net/socket.c:2635) [ 106.207443][ T2263] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 106.207613][ T2263] ? move_addr_to_kernel (net/socket.c:258) [ 106.207753][ T2263] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 106.207885][ T2263] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.208018][ T2263] ___sys_sendmsg (net/socket.c:2752) [ 106.208150][ T2263] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 106.208322][ T2263] ? copy_msghdr_from_user (net/socket.c:2603) [ 106.208473][ T2263] __sys_sendmsg (net/socket.c:2784) [ 106.208611][ T2263] ? __sys_sendmsg_sock (net/socket.c:2765) [ 106.208751][ T2263] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 106.208920][ T2263] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 106.209055][ T2263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.209188][ T2263] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.209321][ T2263] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.209461][ T2263] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.209598][ T2263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.209769][ T2263] RIP: 0033:0x7fa6d045608e [ 106.209907][ T2263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 106.210392][ T2263] RSP: 002b:00007fff10fe70b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 106.210598][ T2263] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa6d045608e [ 106.210819][ T2263] RDX: 0000000000000000 RSI: 00007fff10fe7160 RDI: 0000000000000005 [ 106.211018][ T2263] RBP: 00007fff10fe70c0 R08: 0000000000000000 R09: 0000000000000000 [ 106.211219][ T2263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 106.211427][ T2263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff10fe7830 | [ 106.241127][ T2264] ------------[ cut here ]------------ | [ 106.241285][ T2264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2264 | [ 106.241558][ T2264] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.242015][ T2264] Tainted: [W]=WARN [ 106.242116][ T2264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.242281][ T2264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.242469][ T2264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.242954][ T2264] RSP: 0018:ffa000000209f020 EFLAGS: 00010286 [ 106.243119][ T2264] RAX: 00000000ffffffa6 RBX: ff1100000cf50740 RCX: 1ff4000000413dca [ 106.243336][ T2264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf507fc [ 106.243542][ T2264] RBP: ff1100000dbf9000 R08: 1fe22000019ea101 R09: ff1100000f968b58 [ 106.243749][ T2264] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 106.243949][ T2264] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 106.244149][ T2264] FS: 00007f2daf97e840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.244388][ T2264] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.244557][ T2264] CR2: 0000000025d51988 CR3: 00000000102a6006 CR4: 0000000000771ef0 [ 106.244768][ T2264] PKRU: 55555554 [ 106.244867][ T2264] Call Trace: [ 106.244965][ T2264] [ 106.245039][ T2264] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 106.245180][ T2264] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.245316][ T2264] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.245423][ T2264] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 106.245557][ T2264] __dev_notify_flags (net/core/dev.c:9787) [ 106.245700][ T2264] ? netif_change_name (net/core/dev.c:1495) [ 106.245838][ T2264] ? __dev_change_flags (net/core/dev.c:9752) [ 106.245987][ T2264] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 106.246125][ T2264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.246261][ T2264] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 106.246504][ T2264] netif_change_flags (net/core/dev.c:9820) [ 106.246644][ T2264] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 106.246782][ T2264] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 106.246918][ T2264] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 106.247053][ T2264] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 106.247217][ T2264] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 106.247427][ T2264] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.247559][ T2264] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 106.247700][ T2264] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 106.247847][ T2264] ? __kernel_text_address (kernel/extable.c:79) [ 106.247985][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.248123][ T2264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.248255][ T2264] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 106.248479][ T2264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.248700][ T2264] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.248831][ T2264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.248963][ T2264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.249094][ T2264] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 106.249229][ T2264] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 106.249446][ T2264] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 106.249582][ T2264] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 106.249724][ T2264] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 106.249861][ T2264] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 106.249998][ T2264] rtnl_newlink (net/core/rtnetlink.c:4150) [ 106.250132][ T2264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.250264][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.250404][ T2264] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.250537][ T2264] ? mark_usage (kernel/locking/lockdep.c:4674) [ 106.250680][ T2264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.250826][ T2264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.250964][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.251095][ T2264] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.251228][ T2264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.251368][ T2264] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 106.251502][ T2264] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 106.251640][ T2264] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.251776][ T2264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.251910][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.252045][ T2264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.252178][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 106.252312][ T2264] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 106.252452][ T2264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 106.252592][ T2264] ? netlink_ack (./include/linux/skbuff.h:2718) [ 106.252737][ T2264] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 106.252869][ T2264] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 106.253004][ T2264] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 106.253139][ T2264] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 106.253273][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 106.253415][ T2264] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 106.253552][ T2264] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.253696][ T2264] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 106.253831][ T2264] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 106.253965][ T2264] ? copy_msghdr_from_user (net/socket.c:2635) [ 106.254097][ T2264] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 106.254262][ T2264] ? move_addr_to_kernel (net/socket.c:258) [ 106.254404][ T2264] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 106.254539][ T2264] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 106.254683][ T2264] ___sys_sendmsg (net/socket.c:2752) [ 106.254816][ T2264] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 106.254981][ T2264] ? copy_msghdr_from_user (net/socket.c:2603) [ 106.255124][ T2264] __sys_sendmsg (net/socket.c:2784) [ 106.255261][ T2264] ? __sys_sendmsg_sock (net/socket.c:2765) [ 106.255400][ T2264] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 106.255568][ T2264] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 106.255710][ T2264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.255844][ T2264] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.255979][ T2264] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.256112][ T2264] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.256246][ T2264] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.256419][ T2264] RIP: 0033:0x7f2dafbb808e [ 106.256561][ T2264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 106.257045][ T2264] RSP: 002b:00007ffcccc71e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 106.257243][ T2264] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2dafbb808e [ 106.257447][ T2264] RDX: 0000000000000000 RSI: 00007ffcccc71eb0 RDI: 0000000000000005 [ 106.257655][ T2264] RBP: 00007ffcccc71e10 R08: 0000000000000000 R09: 0000000000000000 [ 106.257858][ T2264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01c [ 106.258056][ T2264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcccc72580 | [ 106.639954][ T12] ------------[ cut here ]------------ | [ 106.640122][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 106.640385][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.640852][ T12] Tainted: [W]=WARN [ 106.640949][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.641106][ T12] Workqueue: netns cleanup_net [ 106.641238][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.641462][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.641922][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 106.642081][ T12] RAX: 00000000ffffffa6 RBX: ff110000104df380 RCX: 1ff4000000018ec7 [ 106.642270][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df43c [ 106.642461][ T12] RBP: ff1100000fd1a000 R08: 1fe220000209be89 R09: ff11000001aed1d0 [ 106.642666][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 106.642872][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 106.643076][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.643304][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.643475][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 106.643677][ T12] PKRU: 55555554 [ 106.643770][ T12] Call Trace: [ 106.643863][ T12] [ 106.643930][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.644055][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.644154][ T12] netif_close_many (net/core/dev.c:1804) [ 106.644285][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 106.644422][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 106.644581][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 106.644745][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.644873][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.645026][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.645159][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.645288][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.645418][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.645542][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.645676][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.645806][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.645933][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.646056][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.646184][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.646310][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.646438][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.646566][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.646714][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.646844][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.646972][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.647133][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.647265][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.647398][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.647521][ T12] kthread (kernel/kthread.c:436) [ 106.647621][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.647783][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.647908][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.648039][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.648199][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.648324][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.648452][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.650277][ T12] ------------[ cut here ]------------ | [ 106.650415][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 106.650683][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.651151][ T12] Tainted: [W]=WARN [ 106.651258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.651626][ T12] Workqueue: netns cleanup_net [ 106.651781][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.651949][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.652422][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 106.652599][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f1c0 RCX: 1ff4000000018e80 [ 106.652798][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f27c [ 106.652990][ T12] RBP: ff1100000fe61000 R08: 1fe22000016e9e51 R09: ff11000001aed1d0 [ 106.653184][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 106.653383][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 106.653591][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.653843][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.654016][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 106.654217][ T12] PKRU: 55555554 [ 106.654313][ T12] Call Trace: [ 106.654416][ T12] [ 106.654487][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.654624][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.654735][ T12] netif_close_many (net/core/dev.c:1804) [ 106.654866][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 106.654995][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.655125][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 106.655259][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 106.655392][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 106.655525][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 106.655668][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 106.655809][ T12] notifier_call_chain (kernel/notifier.c:85) [ 106.656030][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 106.656161][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 106.656295][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 106.656548][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 106.656724][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.656938][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.657097][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.657226][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.657449][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.657593][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.657733][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.657865][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.658008][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.658148][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.658275][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.658412][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.658558][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.658695][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.658825][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.659038][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.659171][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.659306][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.659442][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.659720][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.659930][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.660134][ T12] kthread (kernel/kthread.c:436) [ 106.660287][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.660845][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.661050][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.661258][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.661449][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.661670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.661804][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.664570][ T12] ------------[ cut here ]------------ | [ 106.664715][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 106.664952][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.665385][ T12] Tainted: [W]=WARN [ 106.665482][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.665669][ T12] Workqueue: netns cleanup_net [ 106.665874][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.666120][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.666566][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.666731][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9c40 RCX: 1ff4000000018eed [ 106.666913][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9cfc [ 106.667091][ T12] RBP: ff110000051b1000 R08: 1fe2200001ddb3a1 R09: ff11000001aed1d0 [ 106.667272][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.667507][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.667698][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.667908][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.668059][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 106.668240][ T12] PKRU: 55555554 [ 106.668330][ T12] Call Trace: [ 106.668472][ T12] [ 106.668588][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.668804][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.668956][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.669077][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.669198][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.669317][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.669487][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.669615][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.669746][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.669870][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.669993][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.670113][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.670231][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.670400][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.670520][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.670648][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.670777][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.670898][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.671031][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.671157][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.671279][ T12] kthread (kernel/kthread.c:436) [ 106.671419][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.671572][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.671702][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.671830][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.671982][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.672103][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.672224][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.677340][ T12] ------------[ cut here ]------------ | [ 106.677556][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 106.677824][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.678247][ T12] Tainted: [W]=WARN [ 106.678334][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.678495][ T12] Workqueue: netns cleanup_net [ 106.678623][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.678785][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.679223][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.679380][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b380 RCX: 1ff4000000018eed [ 106.679557][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b43c [ 106.679745][ T12] RBP: ff1100000a0a4000 R08: 1fe220000194d689 R09: ff11000001aed1d0 [ 106.679922][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 106.680102][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.680285][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 106.680501][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.680652][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 106.680834][ T12] PKRU: 55555554 [ 106.680923][ T12] Call Trace: [ 106.681011][ T12] [ 106.681076][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.681233][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.681431][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.681554][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.681686][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.681809][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.681934][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.682055][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.682177][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.682296][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.682425][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.682550][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.682680][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.682807][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.682927][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.683049][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.683176][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.683299][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.683433][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.683559][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.683686][ T12] kthread (kernel/kthread.c:436) [ 106.683777][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.683927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.684048][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.684169][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.684322][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.684465][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.684594][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.687503][ T12] ------------[ cut here ]------------ | [ 106.687665][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 106.688001][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.688502][ T12] Tainted: [W]=WARN [ 106.688600][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.688763][ T12] Workqueue: netns cleanup_net [ 106.688890][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.689050][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.689493][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.689680][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26900 RCX: 1ff4000000018eed [ 106.689868][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd269bc [ 106.690054][ T12] RBP: ff1100000ed6c000 R08: 1fe22000017a4d39 R09: ff11000001aed1d0 [ 106.690238][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 106.690423][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.690611][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 106.690828][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.690993][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 106.691200][ T12] PKRU: 55555554 [ 106.691302][ T12] Call Trace: [ 106.691401][ T12] [ 106.691466][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.691628][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.691791][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.691942][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.692065][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.692188][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.692317][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.692451][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.692601][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.692731][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.692856][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.692981][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.693101][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.693224][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.693355][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.693500][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.693626][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.693759][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.693886][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.694012][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.694137][ T12] kthread (kernel/kthread.c:436) [ 106.694233][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.694443][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.694591][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.694746][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.694898][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.695018][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.695143][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.697845][ T12] ------------[ cut here ]------------ | [ 106.697983][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.698229][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.698700][ T12] Tainted: [W]=WARN [ 106.698797][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.698951][ T12] Workqueue: netns cleanup_net [ 106.699078][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.699250][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.699705][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.699866][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8200 RCX: 1ff4000000018eed [ 106.700071][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed82bc [ 106.700254][ T12] RBP: ff11000008491000 R08: 1fe2200001ddb059 R09: ff11000001aed1d0 [ 106.700451][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 106.700651][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.700861][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.701076][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.701233][ T12] CR2: 00007f7bcbe10498 CR3: 000000000da59003 CR4: 0000000000771ef0 [ 106.701427][ T12] PKRU: 55555554 [ 106.701519][ T12] Call Trace: [ 106.701650][ T12] [ 106.701720][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.701879][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.702039][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.702161][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.702292][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.702431][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.702557][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.702691][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.702822][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.702961][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.703086][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.703211][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.703336][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.703547][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.703680][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.703806][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.703966][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.704087][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.704218][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.704411][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.704536][ T12] kthread (kernel/kthread.c:436) [ 106.704636][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.704797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.704922][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.705047][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.705203][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.705327][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.705497][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.707930][ T12] ------------[ cut here ]------------ | [ 106.708056][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.708298][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.708756][ T12] Tainted: [W]=WARN [ 106.708853][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.709011][ T12] Workqueue: netns cleanup_net [ 106.709143][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.709304][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.709759][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.709913][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9e00 RCX: 1ff4000000018eed [ 106.710140][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9ebc [ 106.710326][ T12] RBP: ff1100000bf21000 R08: 1fe2200001ddb3d9 R09: ff11000001aed1d0 [ 106.710516][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 106.710724][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.710905][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.711120][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.711275][ T12] CR2: 00007f7bcbe10498 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 106.711465][ T12] PKRU: 55555554 [ 106.711555][ T12] Call Trace: [ 106.711650][ T12] [ 106.711718][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.711886][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.712038][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.712165][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.712309][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.712435][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.712557][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.712688][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.712811][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.712935][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.713072][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.713196][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.713320][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.713453][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.713577][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.713737][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.713865][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.713985][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.714113][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.714240][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.714370][ T12] kthread (kernel/kthread.c:436) [ 106.714465][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.714621][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.714748][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.714885][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.715117][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.717130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.717395][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.748279][ T12] ------------[ cut here ]------------ | [ 106.748438][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 106.748698][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.749178][ T12] Tainted: [W]=WARN [ 106.749272][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.749431][ T12] Workqueue: netns cleanup_net [ 106.749562][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.749732][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.750167][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.750328][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5ac80 RCX: 1ff4000000018eed [ 106.750516][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5ad3c [ 106.750710][ T12] RBP: ff1100000fbc9000 R08: 1fe2200001feb5a9 R09: ff11000001aed1d0 [ 106.750896][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.751082][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.751265][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.751486][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.751645][ T12] CR2: 0000560b178ef438 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 106.751832][ T12] PKRU: 55555554 [ 106.751923][ T12] Call Trace: [ 106.752014][ T12] [ 106.752079][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.752233][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.752433][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.752560][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.752689][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.752809][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.752930][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.753052][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.753172][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.753291][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.753465][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.753595][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.753727][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.753851][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.753968][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.754091][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.754219][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.754339][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.754513][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.754643][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.754771][ T12] kthread (kernel/kthread.c:436) [ 106.754865][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.755016][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.755136][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.755263][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.755470][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.755602][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.755729][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.758475][ T12] ------------[ cut here ]------------ | [ 106.758615][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 106.758862][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.759292][ T12] Tainted: [W]=WARN [ 106.759394][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.759561][ T12] Workqueue: netns cleanup_net [ 106.759700][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.759860][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.760287][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.760449][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2eac0 RCX: 1ff4000000018eed [ 106.760634][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eb7c [ 106.760820][ T12] RBP: ff11000009201000 R08: 1fe2200001f65d71 R09: ff11000001aed1d0 [ 106.760997][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 106.761172][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.761358][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 106.761571][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.761736][ T12] CR2: 000055f6a15ced5c CR3: 00000000093c8003 CR4: 0000000000771ef0 [ 106.761915][ T12] PKRU: 55555554 [ 106.762009][ T12] Call Trace: [ 106.762101][ T12] [ 106.762164][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.762318][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.762521][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.762650][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.762779][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.762899][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.763018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.763147][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.763268][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.763408][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.763533][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.763655][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.763804][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.763924][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.764043][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.764164][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.764289][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.764415][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.764546][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.764679][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.764799][ T12] kthread (kernel/kthread.c:436) [ 106.764893][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.765042][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.765164][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.765290][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.765445][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.765565][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.765696][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.768319][ T12] ------------[ cut here ]------------ | [ 106.768464][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.768717][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.769164][ T12] Tainted: [W]=WARN [ 106.769258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.769422][ T12] Workqueue: netns cleanup_net [ 106.769552][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.769728][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.770179][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.770333][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a900 RCX: 1ff4000000018eed [ 106.770526][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a9bc [ 106.770718][ T12] RBP: ff110000129dc000 R08: 1fe2200001feb539 R09: ff11000001aed1d0 [ 106.770898][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 106.771086][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.771271][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.771496][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.771656][ T12] CR2: 00007fc988c8b668 CR3: 000000000f9e5003 CR4: 0000000000771ef0 [ 106.771845][ T12] PKRU: 55555554 [ 106.771941][ T12] Call Trace: [ 106.772034][ T12] [ 106.772099][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.772255][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.772464][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.772594][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.772723][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.772847][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.772971][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.773093][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.773217][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.773343][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.773519][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.773646][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.773772][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.773895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.774020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.774149][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.774277][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.774457][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.774635][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.774765][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.774888][ T12] kthread (kernel/kthread.c:436) [ 106.774979][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.775129][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.775250][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.775426][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.775579][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.775713][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.775879][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.778824][ T12] ------------[ cut here ]------------ | [ 106.778954][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.779198][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.779651][ T12] Tainted: [W]=WARN [ 106.779749][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.779900][ T12] Workqueue: netns cleanup_net [ 106.780026][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.780183][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.780706][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.780861][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5ae40 RCX: 1ff4000000018eed [ 106.781048][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5aefc [ 106.781231][ T12] RBP: ff11000007954000 R08: 1fe2200001feb5e1 R09: ff11000001aed1d0 [ 106.781419][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 106.781607][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.781795][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.782014][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.782173][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 106.782361][ T12] PKRU: 55555554 [ 106.782453][ T12] Call Trace: [ 106.782545][ T12] [ 106.782614][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.782773][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.782923][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.783046][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.783167][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.783292][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.783428][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.783550][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.783691][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.783811][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.783935][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.784060][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.784180][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.784304][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.784431][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.784561][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.784691][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.784811][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.784938][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.785065][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.785187][ T12] kthread (kernel/kthread.c:436) [ 106.785278][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.785436][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.785560][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.785692][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.785845][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.785966][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.786091][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.788818][ T12] ------------[ cut here ]------------ | [ 106.788952][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.789197][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.789779][ T12] Tainted: [W]=WARN [ 106.789874][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.790032][ T12] Workqueue: netns cleanup_net [ 106.790161][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.790323][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.790875][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 106.791033][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5be00 RCX: 1ff4000000018e99 [ 106.791223][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5bebc [ 106.791527][ T12] RBP: ff1100000fe61000 R08: 1fe2200001feb7d9 R09: ff11000001aed1d0 [ 106.791719][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 106.791907][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.792096][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.792314][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.792572][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 106.792774][ T12] PKRU: 55555554 [ 106.792870][ T12] Call Trace: [ 106.792982][ T12] [ 106.793048][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.793208][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.793468][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 106.793603][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.793736][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 106.793897][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 106.794027][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 106.794154][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 106.794280][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 106.794515][ T12] notifier_call_chain (kernel/notifier.c:85) [ 106.794650][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 106.794815][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.794973][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.795100][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.795228][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.795459][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.795592][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.795726][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.795856][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.795981][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.796112][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.796238][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.796466][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.796596][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.796726][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.796855][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.796985][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.797110][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.797240][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.797465][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.797594][ T12] kthread (kernel/kthread.c:436) [ 106.797696][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.797853][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.797978][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.798104][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.798262][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.798440][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.798569][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.803130][ T12] ------------[ cut here ]------------ | [ 106.803276][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 106.803585][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.804029][ T12] Tainted: [W]=WARN [ 106.804121][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.804276][ T12] Workqueue: netns cleanup_net [ 106.804455][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.804619][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.805060][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 106.805260][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b8c0 RCX: 1ff4000000018eed [ 106.805491][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b97c [ 106.805684][ T12] RBP: ff1100000fd1a000 R08: 1fe2200001feb731 R09: ff11000001aed1d0 [ 106.805862][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.806041][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.806223][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.806531][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.806701][ T12] CR2: 00007fca71eb2668 CR3: 0000000010019004 CR4: 0000000000771ef0 [ 106.806887][ T12] PKRU: 55555554 [ 106.806981][ T12] Call Trace: [ 106.807076][ T12] [ 106.807143][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.807304][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.807506][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 106.807638][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 106.807767][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.807892][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 106.808017][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.808141][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 106.808267][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.808443][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.808572][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.808706][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.808834][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.808997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.809123][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.809265][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.809438][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.809565][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.809710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.809843][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.809968][ T12] kthread (kernel/kthread.c:436) [ 106.810061][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.810215][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.810344][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.810518][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.810684][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.810808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.810936][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.828701][ T12] ------------[ cut here ]------------ | [ 106.828857][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.829143][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.829648][ T12] Tainted: [W]=WARN [ 106.829750][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.829913][ T12] Workqueue: netns cleanup_net [ 106.830050][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.830217][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.830702][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 106.830866][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b700 RCX: 1ff4000000018eaf [ 106.831080][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b7bc [ 106.831274][ T12] RBP: ff110000103d4000 R08: 1fe2200001feb6f9 R09: ff11000001aed1d0 [ 106.831478][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 106.831677][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf24000 [ 106.831870][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.832124][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.832286][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 106.832488][ T12] PKRU: 55555554 [ 106.832592][ T12] Call Trace: [ 106.832698][ T12] [ 106.832785][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.832918][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.833020][ T12] netif_close_many (net/core/dev.c:1804) [ 106.833149][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.833298][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.833435][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.833564][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 106.833706][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 106.833874][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 106.834033][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.834164][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.834323][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.834461][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.834592][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 106.834763][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 106.834896][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 106.835027][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.835158][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 106.835285][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 106.835422][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 106.835553][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.835692][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.835832][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.835961][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.836090][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.836219][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.836359][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.836490][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.836630][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.836765][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.836942][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.837076][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.837203][ T12] kthread (kernel/kthread.c:436) [ 106.837304][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.837487][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.837623][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.837759][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.837923][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.838067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.838195][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.840558][ T12] ------------[ cut here ]------------ | [ 106.840694][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.840948][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.841783][ T12] Tainted: [W]=WARN [ 106.841885][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.842114][ T12] Workqueue: netns cleanup_net [ 106.842250][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.842479][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.842952][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 106.843119][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bac80 RCX: 1ff4000000018eaf [ 106.843315][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bad3c [ 106.843568][ T12] RBP: ff1100000bf24000 R08: 1fe2200000af75a9 R09: ff11000001aed1d0 [ 106.843786][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 106.843984][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 106.844209][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.850419][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.850618][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 106.850865][ T12] PKRU: 55555554 [ 106.850960][ T12] Call Trace: [ 106.851053][ T12] [ 106.851122][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.851251][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 106.851441][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.851540][ T12] netif_close_many (net/core/dev.c:1804) [ 106.851677][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.851802][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.851929][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.852054][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 106.852180][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 106.852340][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 106.852523][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.852689][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.852852][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.852981][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.853113][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 106.853273][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 106.853413][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 106.853542][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.853680][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 106.853811][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 106.853947][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 106.854075][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.854202][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.854336][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.854474][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.854607][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.854744][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.854872][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.855012][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.855149][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.855288][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.855425][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.855559][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.855694][ T12] kthread (kernel/kthread.c:436) [ 106.855789][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.855945][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.856076][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.856208][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.856374][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.856504][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.856648][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.859103][ T12] ------------[ cut here ]------------ | [ 106.859235][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 106.860006][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.860502][ T12] Tainted: [W]=WARN [ 106.860599][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.860765][ T12] Workqueue: netns cleanup_net [ 106.860946][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.861110][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.861605][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 106.861764][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bee40 RCX: 1ff4000000018ed5 [ 106.861944][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6beefc [ 106.862129][ T12] RBP: ff110000103d4000 R08: 1fe2200001ad7de1 R09: ff11000001aed1d0 [ 106.862310][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 106.862546][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.862741][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 106.862954][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.863108][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 106.863292][ T12] PKRU: 55555554 [ 106.863444][ T12] Call Trace: [ 106.863541][ T12] [ 106.863612][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.863776][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.863932][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.864055][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.864176][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 106.864332][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 106.864507][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.864636][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 106.864771][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 106.864895][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 106.865020][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.865141][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.865265][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.865444][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.865569][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.865708][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.865829][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.865953][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.866083][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.866205][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.866331][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.866510][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.866643][ T12] kthread (kernel/kthread.c:436) [ 106.866748][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.866906][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.867028][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.867151][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.867304][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.867477][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.867605][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.870553][ T12] ------------[ cut here ]------------ | [ 106.870700][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 106.870945][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.871396][ T12] Tainted: [W]=WARN [ 106.871495][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.871659][ T12] Workqueue: netns cleanup_net [ 106.871791][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.871979][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.872431][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 106.872591][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6ac0 RCX: 1ff4000000018ed5 [ 106.872783][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6b7c [ 106.872969][ T12] RBP: ff1100000bf24000 R08: 1fe2200001936d71 R09: ff11000001aed1d0 [ 106.873156][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 106.873342][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.873539][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 106.873772][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.873924][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 106.874108][ T12] PKRU: 55555554 [ 106.874200][ T12] Call Trace: [ 106.874291][ T12] [ 106.874363][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.874528][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.874689][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.874816][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.874949][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 106.875107][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 106.875229][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.875359][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 106.875485][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 106.875614][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 106.875746][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.875872][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.875997][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.876121][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.876244][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.876373][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.876494][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.876628][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.876760][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.876882][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.877007][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.877132][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.877260][ T12] kthread (kernel/kthread.c:436) [ 106.877357][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.877518][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.877649][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.877778][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.877930][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.878051][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.878173][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.880726][ T12] ------------[ cut here ]------------ | [ 106.880852][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 106.881110][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.881562][ T12] Tainted: [W]=WARN [ 106.881663][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.881822][ T12] Workqueue: netns cleanup_net [ 106.881950][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.882115][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.882559][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 106.882723][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6040 RCX: 1ff4000000018ed5 [ 106.882906][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b60fc [ 106.883089][ T12] RBP: ff110000136cc000 R08: 1fe2200001936c21 R09: ff11000001aed1d0 [ 106.883268][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 106.883458][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 106.883648][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 106.883865][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.884056][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 106.884242][ T12] PKRU: 55555554 [ 106.884334][ T12] Call Trace: [ 106.884432][ T12] [ 106.884497][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 106.884656][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 106.884813][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 106.884935][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 106.885055][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 106.885212][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 106.885337][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 106.885465][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 106.885591][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 106.885724][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 106.885847][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 106.885968][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.886092][ T12] cleanup_net (net/core/net_namespace.c:702) [ 106.886215][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 106.886336][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 106.886465][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 106.886590][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 106.886724][ T12] process_one_work (kernel/workqueue.c:3314) [ 106.886851][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 106.887019][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 106.887145][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 106.887271][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 106.887400][ T12] kthread (kernel/kthread.c:436) [ 106.887492][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 106.887651][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.887780][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 106.887904][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 106.888056][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 106.888177][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 106.888298][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 106.896999][ T2296] ------------[ cut here ]------------ | [ 106.897183][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296 | [ 106.897479][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.897940][ T2296] Tainted: [W]=WARN [ 106.898051][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.898261][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.898451][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.899015][ T2296] RSP: 0018:ffa000000210fa80 EFLAGS: 00010286 [ 106.899184][ T2296] RAX: 00000000ffffffa6 RBX: ff1100000a9abe00 RCX: 1ff4000000421f16 [ 106.899392][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abebc [ 106.899613][ T2296] RBP: ff11000012741000 R08: 1fe22000015357d9 R09: ff11000009a7ae80 [ 106.899833][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.900041][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012741000 [ 106.900248][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.900522][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.900701][ T2296] CR2: 00007fc8974a8430 CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 106.900922][ T2296] PKRU: 55555554 [ 106.901053][ T2296] Call Trace: [ 106.901231][ T2296] [ 106.901302][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.901442][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 106.901585][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.901760][ T2296] register_netdevice (net/core/dev.c:11488) [ 106.901898][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 106.902064][ T2296] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 106.902215][ T2296] register_netdev (net/core/dev.c:11552) [ 106.902357][ T2296] loopback_net_init (drivers/net/loopback.c:218) [ 106.902509][ T2296] ops_init (net/core/net_namespace.c:137) [ 106.902620][ T2296] setup_net (net/core/net_namespace.c:446) [ 106.902737][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 106.902876][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 106.903021][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 106.903165][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 106.903312][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 106.903457][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 106.903602][ T2296] ksys_unshare (kernel/fork.c:3243) [ 106.903751][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.903888][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 106.904025][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 106.904181][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 106.904319][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 106.904474][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 106.904613][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.904763][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.904905][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.905054][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.905263][ T2296] RIP: 0033:0x7fc897563bcb [ 106.905413][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 106.905924][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 106.906136][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 106.906354][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 106.906576][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 106.906810][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 106.907015][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 106.911507][ T2296] ------------[ cut here ]------------ | [ 106.911658][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296 | [ 106.911951][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.912976][ T2296] Tainted: [W]=WARN [ 106.913091][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.913257][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.913451][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.913938][ T2296] RSP: 0018:ffa000000210f918 EFLAGS: 00010286 [ 106.914107][ T2296] RAX: 00000000ffffffa6 RBX: ff110000092298c0 RCX: 1ff4000000421ee9 [ 106.914304][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922997c [ 106.914516][ T2296] RBP: ff110000061c4000 R08: 1fe2200001245331 R09: ff11000009a7ae80 [ 106.914723][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.914921][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061c4000 [ 106.915124][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.915372][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.915541][ T2296] CR2: 00007fc8974a8430 CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 106.915756][ T2296] PKRU: 55555554 [ 106.915855][ T2296] Call Trace: [ 106.915955][ T2296] [ 106.916024][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.916158][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 106.916292][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.916397][ T2296] register_netdevice (net/core/dev.c:11488) [ 106.916533][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 106.916711][ T2296] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 106.916849][ T2296] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 106.916993][ T2296] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 106.917127][ T2296] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 106.917262][ T2296] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 106.917401][ T2296] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 106.917539][ T2296] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 106.917686][ T2296] ops_init (net/core/net_namespace.c:137) [ 106.917789][ T2296] setup_net (net/core/net_namespace.c:446) [ 106.917892][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 106.918025][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 106.918158][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 106.918293][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 106.918433][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 106.918572][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 106.918721][ T2296] ksys_unshare (kernel/fork.c:3243) [ 106.918855][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.918991][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 106.919149][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 106.919284][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 106.919427][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 106.919560][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 106.919701][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.919833][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.919969][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.920105][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.920275][ T2296] RIP: 0033:0x7fc897563bcb [ 106.920419][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 106.920914][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 106.921112][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 106.921307][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 106.921513][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 106.921724][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 106.921926][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 106.926880][ T2296] ------------[ cut here ]------------ | [ 106.927042][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296 | [ 106.927320][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.927814][ T2296] Tainted: [W]=WARN [ 106.927916][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.928083][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.928261][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.928770][ T2296] RSP: 0018:ffa000000210f8f8 EFLAGS: 00010286 [ 106.928940][ T2296] RAX: 00000000ffffffa6 RBX: ff11000009228e40 RCX: 1ff4000000421ee5 [ 106.929142][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228efc [ 106.929341][ T2296] RBP: ff1100000fe29000 R08: 1fe22000012451e1 R09: ff11000009a7ae80 [ 106.929548][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.929761][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe29000 [ 106.929966][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.930201][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.930377][ T2296] CR2: 00007fc8974a8430 CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 106.930600][ T2296] PKRU: 55555554 [ 106.930707][ T2296] Call Trace: [ 106.930808][ T2296] [ 106.930878][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.931012][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 106.931146][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.931249][ T2296] register_netdevice (net/core/dev.c:11488) [ 106.931390][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 106.931560][ T2296] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 106.931905][ T2296] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 106.932042][ T2296] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 106.932177][ T2296] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 106.932312][ T2296] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 106.932510][ T2296] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 106.932682][ T2296] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 106.932822][ T2296] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 106.932960][ T2296] vti_init_net (net/ipv4/ip_vti.c:517) [ 106.933094][ T2296] ops_init (net/core/net_namespace.c:137) [ 106.933196][ T2296] setup_net (net/core/net_namespace.c:446) [ 106.933298][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 106.933505][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 106.933648][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 106.933792][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 106.933929][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 106.934072][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 106.934212][ T2296] ksys_unshare (kernel/fork.c:3243) [ 106.934408][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.934544][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 106.934688][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 106.934824][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 106.934960][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 106.935098][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 106.935238][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.935433][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.935570][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.935731][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.935901][ T2296] RIP: 0033:0x7fc897563bcb [ 106.936042][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 106.936590][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 106.936797][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 106.936999][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 106.937200][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 106.937458][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 106.937660][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 106.954609][ T2296] ------------[ cut here ]------------ | [ 106.954786][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296 | [ 106.955045][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.955490][ T2296] Tainted: [W]=WARN [ 106.955594][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.955766][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.955940][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.956416][ T2296] RSP: 0018:ffa000000210fa78 EFLAGS: 00010286 [ 106.956589][ T2296] RAX: 00000000ffffffa6 RBX: ff1100000a9abc40 RCX: 1ff4000000421f15 [ 106.956796][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abcfc [ 106.956994][ T2296] RBP: ff11000008ef1000 R08: 1fe22000015357a1 R09: ff11000009a7ae80 [ 106.957192][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.957394][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ef1000 [ 106.957598][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.957838][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.958005][ T2296] CR2: 00007fc8974a8430 CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 106.958236][ T2296] PKRU: 55555554 [ 106.958343][ T2296] Call Trace: [ 106.958450][ T2296] [ 106.958522][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.958659][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 106.958800][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.958905][ T2296] register_netdevice (net/core/dev.c:11488) [ 106.959043][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 106.959212][ T2296] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.959356][ T2296] register_netdev (net/core/dev.c:11552) [ 106.959492][ T2296] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 106.959631][ T2296] ops_init (net/core/net_namespace.c:137) [ 106.959738][ T2296] setup_net (net/core/net_namespace.c:446) [ 106.959839][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 106.959971][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 106.960105][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 106.960239][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 106.960379][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 106.960517][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 106.960656][ T2296] ksys_unshare (kernel/fork.c:3243) [ 106.960796][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.960929][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 106.961062][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 106.961198][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 106.961331][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 106.961487][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 106.961624][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.961763][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.961896][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.962032][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.962196][ T2296] RIP: 0033:0x7fc897563bcb [ 106.962338][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 106.962857][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 106.963063][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 106.963262][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 106.963462][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 106.963664][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 106.963870][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 106.968076][ T2296] ------------[ cut here ]------------ | [ 106.968220][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296 | [ 106.968496][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.968960][ T2296] Tainted: [W]=WARN [ 106.969062][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.969230][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.969413][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.969902][ T2296] RSP: 0018:ffa000000210fa68 EFLAGS: 00010286 [ 106.970072][ T2296] RAX: 00000000ffffffa6 RBX: ff1100000d907c40 RCX: 1ff4000000421f13 [ 106.970272][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907cfc [ 106.970478][ T2296] RBP: ff110000061d9000 R08: 1fe2200001b20fa1 R09: ff11000009a7ae80 [ 106.970686][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.970895][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061d9000 [ 106.971100][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.971333][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.971514][ T2296] CR2: 00007fc8974a8430 CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 106.971808][ T2296] PKRU: 55555554 [ 106.971908][ T2296] Call Trace: [ 106.972010][ T2296] [ 106.972080][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.972218][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 106.972356][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.972460][ T2296] register_netdevice (net/core/dev.c:11488) [ 106.972600][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 106.972778][ T2296] register_netdev (net/core/dev.c:11552) [ 106.972912][ T2296] sit_init_net (net/ipv6/sit.c:1860) [ 106.973047][ T2296] ops_init (net/core/net_namespace.c:137) [ 106.973153][ T2296] setup_net (net/core/net_namespace.c:446) [ 106.973255][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 106.973394][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 106.973530][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 106.973674][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 106.973811][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 106.973949][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 106.974085][ T2296] ksys_unshare (kernel/fork.c:3243) [ 106.974221][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.974360][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 106.974495][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 106.974632][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 106.974775][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 106.974908][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 106.975044][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.975186][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.975319][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.975459][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.975634][ T2296] RIP: 0033:0x7fc897563bcb [ 106.975779][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 106.976254][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 106.976461][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 106.976663][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 106.976871][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 106.977076][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 106.977277][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 106.982145][ T2296] ------------[ cut here ]------------ | [ 106.982306][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296 | [ 106.982578][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.983037][ T2296] Tainted: [W]=WARN [ 106.983139][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.983307][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.983493][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.983983][ T2296] RSP: 0018:ffa000000210fa78 EFLAGS: 00010286 [ 106.984152][ T2296] RAX: 00000000ffffffa6 RBX: ff1100000d7e3000 RCX: 1ff4000000421f15 [ 106.984370][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e30bc [ 106.984579][ T2296] RBP: ff110000061d4000 R08: 1fe2200001afc619 R09: ff11000009a7ae80 [ 106.984791][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 106.985003][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061d4000 [ 106.985216][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 106.985465][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.985637][ T2296] CR2: 00007fc8974a8430 CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 106.985847][ T2296] PKRU: 55555554 [ 106.985948][ T2296] Call Trace: [ 106.986049][ T2296] [ 106.986118][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 106.986263][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 106.986404][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 106.986508][ T2296] register_netdevice (net/core/dev.c:11488) [ 106.986652][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 106.986827][ T2296] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 106.986965][ T2296] register_netdev (net/core/dev.c:11552) [ 106.987112][ T2296] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 106.987251][ T2296] ops_init (net/core/net_namespace.c:137) [ 106.987890][ T2296] setup_net (net/core/net_namespace.c:446) [ 106.987995][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 106.988129][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 106.988265][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 106.988459][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 106.988657][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 106.988806][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 106.988942][ T2296] ksys_unshare (kernel/fork.c:3243) [ 106.989077][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 106.989213][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 106.989406][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 106.989542][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 106.989688][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 106.989821][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 106.989956][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 106.990088][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 106.990221][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 106.990412][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 106.990585][ T2296] RIP: 0033:0x7fc897563bcb [ 106.990733][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 106.991226][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 106.991498][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 106.991705][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 106.991904][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 106.992102][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 106.992313][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 106.997389][ T2296] ------------[ cut here ]------------ | [ 106.997534][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2296 | [ 106.997813][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 106.998255][ T2296] Tainted: [W]=WARN [ 106.998362][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 106.998530][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 106.998714][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 106.999189][ T2296] RSP: 0018:ffa000000210f918 EFLAGS: 00010286 [ 106.999361][ T2296] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff4000000421ee9 [ 106.999562][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 106.999769][ T2296] RBP: ff11000009391000 R08: 1fe2200001f65e19 R09: ff11000009a7ae80 [ 106.999969][ T2296] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.000167][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009391000 [ 107.000377][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.000615][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.000788][ T2296] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.001013][ T2296] PKRU: 55555554 [ 107.001112][ T2296] Call Trace: [ 107.001213][ T2296] [ 107.001283][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.001430][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 107.001571][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.001684][ T2296] register_netdevice (net/core/dev.c:11488) [ 107.001825][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.001991][ T2296] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.002126][ T2296] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.002262][ T2296] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.002401][ T2296] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.002537][ T2296] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.002681][ T2296] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.002816][ T2296] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 107.002949][ T2296] ops_init (net/core/net_namespace.c:137) [ 107.003052][ T2296] setup_net (net/core/net_namespace.c:446) [ 107.003153][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.003289][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.003427][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.003562][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 107.003728][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 107.003863][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.003997][ T2296] ksys_unshare (kernel/fork.c:3243) [ 107.004130][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.004264][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.004402][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.004537][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 107.004686][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.004819][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.004961][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.005091][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.005226][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.005364][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.005532][ T2296] RIP: 0033:0x7fc897563bcb [ 107.005683][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.006157][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.006362][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 107.006562][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.006767][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.006966][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 107.007163][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 107.009029][ T12] ------------[ cut here ]------------ | [ 107.009162][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 107.009866][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.010307][ T12] Tainted: [W]=WARN [ 107.010877][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.011040][ T12] Workqueue: netns cleanup_net [ 107.011170][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.011331][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.011846][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 107.012006][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2c80 RCX: 1ff4000000018ec7 [ 107.012191][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2d3c [ 107.012440][ T12] RBP: ff11000008e7a000 R08: 1fe2200001afc5a9 R09: ff11000001aed1d0 [ 107.012631][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 107.012829][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 107.013015][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 107.013232][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.013437][ T12] CR2: 00007fc8974a8430 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 107.013628][ T12] PKRU: 55555554 [ 107.013728][ T12] Call Trace: [ 107.013821][ T12] [ 107.013886][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.014015][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.014109][ T12] netif_close_many (net/core/dev.c:1804) [ 107.014236][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 107.014408][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 107.014565][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 107.014732][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.014857][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.015011][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.015142][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.015267][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.015439][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.015564][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.015702][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.015834][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.015968][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.016090][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.016215][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.016398][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.016527][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.016655][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.016787][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.016915][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.017043][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.017168][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.017298][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.017479][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.017610][ T12] kthread (kernel/kthread.c:436) [ 107.017712][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.017866][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.017991][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.018117][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.018272][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.018448][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.018573][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.020395][ T12] ------------[ cut here ]------------ | [ 107.020533][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 107.020804][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.021264][ T12] Tainted: [W]=WARN [ 107.021372][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.021534][ T12] Workqueue: netns cleanup_net [ 107.021681][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.021852][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.022313][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 107.022483][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187540 RCX: 1ff4000000018e80 [ 107.022686][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1875fc [ 107.022878][ T12] RBP: ff1100000dbf9000 R08: 1fe2200001430ec1 R09: ff11000001aed1d0 [ 107.023069][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 107.023261][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 107.023466][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.023731][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.023896][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 107.024089][ T12] PKRU: 55555554 [ 107.024186][ T12] Call Trace: [ 107.024284][ T12] [ 107.024358][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.024492][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.024599][ T12] netif_close_many (net/core/dev.c:1804) [ 107.024735][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 107.024865][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.024996][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 107.025133][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 107.025267][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 107.025404][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 107.025534][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 107.025676][ T12] notifier_call_chain (kernel/notifier.c:85) [ 107.025809][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 107.025940][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 107.026069][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 107.026229][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 107.026408][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.026538][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.026712][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.026841][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.026971][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.027101][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.027230][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.027365][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.027498][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.027630][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.027765][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.027896][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.028026][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.028156][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.028287][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.028434][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.028565][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.028713][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.028842][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.028975][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.029106][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.029234][ T12] kthread (kernel/kthread.c:436) [ 107.029331][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.029500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.029633][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.029766][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.029926][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.030055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.030184][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.032579][ T12] ------------[ cut here ]------------ | [ 107.032710][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 107.032947][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.033380][ T12] Tainted: [W]=WARN [ 107.033473][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.033626][ T12] Workqueue: netns cleanup_net [ 107.033757][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.033918][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.034366][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.034518][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f700 RCX: 1ff4000000018eed [ 107.034707][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f7bc [ 107.034886][ T12] RBP: ff1100000f90c000 R08: 1fe22000016e9ef9 R09: ff11000001aed1d0 [ 107.035068][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.035244][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.035429][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.035644][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.035802][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 107.035981][ T12] PKRU: 55555554 [ 107.036069][ T12] Call Trace: [ 107.036158][ T12] [ 107.036220][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.036381][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.036529][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.036651][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.036783][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.036906][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.037026][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.037147][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.037267][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.037394][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.037518][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.037642][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.037767][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.037890][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.038008][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.038128][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.038253][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.038380][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.038504][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.038630][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.038756][ T12] kthread (kernel/kthread.c:436) [ 107.038846][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.039002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.039122][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.039244][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.039399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.039519][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.039644][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.041901][ T12] ------------[ cut here ]------------ | [ 107.042019][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 107.042254][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.043169][ T12] Tainted: [W]=WARN [ 107.043261][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.043462][ T12] Workqueue: netns cleanup_net [ 107.043591][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.043757][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.044185][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.044336][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f380 RCX: 1ff4000000018eed [ 107.044565][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f43c [ 107.044755][ T12] RBP: ff110000102f9000 R08: 1fe22000016e9e89 R09: ff11000001aed1d0 [ 107.044936][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.045159][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.045340][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.045603][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.045761][ T12] CR2: 00007fc988c8b668 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 107.045942][ T12] PKRU: 55555554 [ 107.046037][ T12] Call Trace: [ 107.046126][ T12] [ 107.046190][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.046344][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.046543][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.046669][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.046797][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.046917][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.047038][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.047160][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.047283][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.047452][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.047576][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.047708][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.047828][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.047950][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.048070][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.048192][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.048318][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.048488][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.048619][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.048746][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.048866][ T12] kthread (kernel/kthread.c:436) [ 107.048959][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.049108][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.049233][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.049402][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.049554][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.049707][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.049834][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.052363][ T12] ------------[ cut here ]------------ | [ 107.052501][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 107.052752][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.053192][ T12] Tainted: [W]=WARN [ 107.053282][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.053446][ T12] Workqueue: netns cleanup_net [ 107.053574][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.053775][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.054259][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.054433][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a131380 RCX: 1ff4000000018eed [ 107.054620][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13143c [ 107.054804][ T12] RBP: ff1100000e984000 R08: 1fe2200001426289 R09: ff11000001aed1d0 [ 107.055021][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.055204][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.055409][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.055642][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.055800][ T12] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.055985][ T12] PKRU: 55555554 [ 107.056093][ T12] Call Trace: [ 107.056186][ T12] [ 107.056271][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.056453][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.056610][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.056740][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.056867][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.056991][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.057114][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.057237][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.057365][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.057484][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.057630][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.057761][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.057898][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.058035][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.058153][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.058278][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.058409][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.058531][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.058658][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.058793][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.058915][ T12] kthread (kernel/kthread.c:436) [ 107.059015][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.059167][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.059290][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.059416][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.059570][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.059708][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.059830][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.061903][ T12] ------------[ cut here ]------------ | [ 107.062022][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 107.062261][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.062723][ T12] Tainted: [W]=WARN [ 107.062814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.062979][ T12] Workqueue: netns cleanup_net [ 107.063108][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.063266][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.063747][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.063917][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1311c0 RCX: 1ff4000000018eed [ 107.064113][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13127c [ 107.064305][ T12] RBP: ff1100000ff09000 R08: 1fe2200001426251 R09: ff11000001aed1d0 [ 107.064488][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.064680][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.064864][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.065092][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.065242][ T12] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.065428][ T12] PKRU: 55555554 [ 107.065518][ T12] Call Trace: [ 107.065613][ T12] [ 107.065686][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.065852][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.066004][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.066126][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.066249][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.066379][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.066501][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.066627][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.066759][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.066885][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.067009][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.067129][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.067251][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.067381][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.067503][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.067633][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.067766][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.067885][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.068029][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.068155][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.068275][ T12] kthread (kernel/kthread.c:436) [ 107.068370][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.068518][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.068655][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.068784][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.068952][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.069074][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.069192][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.071476][ T12] ------------[ cut here ]------------ | [ 107.071606][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 107.071849][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.072280][ T12] Tainted: [W]=WARN [ 107.072380][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.072533][ T12] Workqueue: netns cleanup_net [ 107.072662][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.072825][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.073272][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.073432][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a130900 RCX: 1ff4000000018eed [ 107.073617][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1309bc [ 107.073801][ T12] RBP: ff110000129d4000 R08: 1fe2200001426139 R09: ff11000001aed1d0 [ 107.073995][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.074171][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.074356][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.074592][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.074750][ T12] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.074930][ T12] PKRU: 55555554 [ 107.075021][ T12] Call Trace: [ 107.075109][ T12] [ 107.075172][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.075324][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.075479][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.075603][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.075731][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.075853][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.075972][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.076110][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.076233][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.076359][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.076485][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.076615][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.076740][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.076878][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.077000][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.077140][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.077266][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.077390][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.077518][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.077665][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.077792][ T12] kthread (kernel/kthread.c:436) [ 107.077902][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.078065][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.078203][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.078338][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.078497][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.078622][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.078751][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.080985][ T12] ------------[ cut here ]------------ | [ 107.081109][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 107.081387][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.081825][ T12] Tainted: [W]=WARN [ 107.081915][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.082066][ T12] Workqueue: netns cleanup_net [ 107.082189][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.082356][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.082821][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.082991][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a03c0 RCX: 1ff4000000018eed [ 107.083186][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a047c [ 107.083371][ T12] RBP: ff110000101f4000 R08: 1fe2200002514091 R09: ff11000001aed1d0 [ 107.083591][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.083791][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.083971][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.084178][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.084330][ T12] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.084536][ T12] PKRU: 55555554 [ 107.084630][ T12] Call Trace: [ 107.084726][ T12] [ 107.084790][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.084949][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.085098][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.085221][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.085361][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.085485][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.085612][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.085743][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.085868][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.085988][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.086110][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.086235][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.086376][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.086562][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.086703][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.086825][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.086951][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.087148][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.087272][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.087406][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.087545][ T12] kthread (kernel/kthread.c:436) [ 107.087722][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.087872][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.087992][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.088130][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.088370][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.088501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.088628][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.093370][ T12] ------------[ cut here ]------------ | [ 107.093563][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 107.093814][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.094338][ T12] Tainted: [W]=WARN [ 107.094454][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.094702][ T12] Workqueue: netns cleanup_net [ 107.094836][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.094996][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.095566][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.095744][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27c40 RCX: 1ff4000000018eed [ 107.096007][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27cfc [ 107.096195][ T12] RBP: ff110000093d1000 R08: 1fe22000017a4fa1 R09: ff11000001aed1d0 [ 107.096385][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.096647][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.096834][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.097125][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.097290][ T12] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.097489][ T12] PKRU: 55555554 [ 107.097592][ T12] Call Trace: [ 107.097758][ T12] [ 107.097821][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.097975][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.098124][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.098322][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.098454][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.098601][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.098773][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.098993][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.099136][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.099258][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.099406][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.099608][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.099731][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.099852][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.099980][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.100188][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.100335][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.100507][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.100646][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.100852][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.100975][ T12] kthread (kernel/kthread.c:436) [ 107.101066][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.101222][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.101427][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.101553][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.101929][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.102049][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.102244][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.110881][ T12] ------------[ cut here ]------------ | [ 107.111040][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 107.111275][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.111739][ T12] Tainted: [W]=WARN [ 107.111831][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.111981][ T12] Workqueue: netns cleanup_net [ 107.112109][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.112265][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.112706][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.112856][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26e40 RCX: 1ff4000000018eed [ 107.113036][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26efc [ 107.113246][ T12] RBP: ff11000009769000 R08: 1fe22000017a4de1 R09: ff11000001aed1d0 [ 107.113427][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.113611][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.113797][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.114007][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.114180][ T12] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.114366][ T12] PKRU: 55555554 [ 107.114462][ T12] Call Trace: [ 107.114574][ T12] [ 107.114643][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.114802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.114952][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.115072][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.115194][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.115311][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.115435][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.115559][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.115687][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.115806][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.115928][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.116077][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.116196][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.116315][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.117512][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.117721][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.117870][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.118031][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.118156][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.118280][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.118458][ T12] kthread (kernel/kthread.c:436) [ 107.118549][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.118708][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.118826][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.118945][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.119094][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.119220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.119340][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.122088][ T12] ------------[ cut here ]------------ | [ 107.122219][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 107.122486][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.122941][ T12] Tainted: [W]=WARN [ 107.123031][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.123182][ T12] Workqueue: netns cleanup_net [ 107.123307][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.123471][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.123927][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.124078][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3a80 RCX: 1ff4000000018eed [ 107.124254][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3b3c [ 107.124446][ T12] RBP: ff110000126ac000 R08: 1fe2200001afc769 R09: ff11000001aed1d0 [ 107.124628][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 107.124814][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.125010][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 107.125223][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.125396][ T12] CR2: 00007fc8974a8430 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 107.125586][ T12] PKRU: 55555554 [ 107.125683][ T12] Call Trace: [ 107.125774][ T12] [ 107.125837][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.126002][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.126154][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.126280][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.126408][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.126548][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.126678][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.126824][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.126948][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.127067][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.127193][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.127313][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.127438][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.127566][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.127695][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.127816][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.127939][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.128060][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.128185][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.128309][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.128435][ T12] kthread (kernel/kthread.c:436) [ 107.128528][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.128683][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.128807][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.128953][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.129102][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.129236][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.129361][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.131955][ T12] ------------[ cut here ]------------ | [ 107.132079][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 107.132318][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.132777][ T12] Tainted: [W]=WARN [ 107.132870][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.133025][ T12] Workqueue: netns cleanup_net [ 107.133155][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.133316][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.133792][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 107.133946][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637700 RCX: 1ff4000000018e99 [ 107.134130][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6377bc [ 107.134314][ T12] RBP: ff1100000dbf9000 R08: 1fe22000016c6ef9 R09: ff11000001aed1d0 [ 107.134511][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 107.134711][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.134897][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 107.135119][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.135277][ T12] CR2: 00007fc8974a8430 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 107.135471][ T12] PKRU: 55555554 [ 107.135565][ T12] Call Trace: [ 107.135661][ T12] [ 107.135746][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.135905][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.136060][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 107.136187][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.136313][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 107.136478][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 107.136610][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 107.136743][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 107.136867][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 107.136999][ T12] notifier_call_chain (kernel/notifier.c:85) [ 107.137129][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 107.137287][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.137449][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.137573][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.137710][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.137868][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.137992][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.138117][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.138247][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.138375][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.138503][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.138638][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.138767][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.138893][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.139017][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.139145][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.139275][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.139405][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.139562][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.139703][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.139828][ T12] kthread (kernel/kthread.c:436) [ 107.139923][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.140077][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.140204][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.140329][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.140492][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.140623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.140754][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.151577][ T12] ------------[ cut here ]------------ | [ 107.151743][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 107.151977][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.152416][ T12] Tainted: [W]=WARN [ 107.152507][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.152667][ T12] Workqueue: netns cleanup_net [ 107.152797][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.152952][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.153383][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 107.153534][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637000 RCX: 1ff4000000018eed [ 107.153719][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6370bc [ 107.153898][ T12] RBP: ff11000008e7a000 R08: 1fe22000016c6e19 R09: ff11000001aed1d0 [ 107.154077][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 107.154259][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.154447][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 107.154666][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.154820][ T12] CR2: 00007fc8974a8430 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 107.154997][ T12] PKRU: 55555554 [ 107.155111][ T12] Call Trace: [ 107.155205][ T12] [ 107.155267][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.155422][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.155570][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 107.155702][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 107.155837][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 107.155966][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 107.156086][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 107.156211][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 107.156333][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.156457][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.156578][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.156728][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.156847][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.156969][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.157088][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.157208][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.157330][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.157500][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.157632][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.157764][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.157913][ T12] kthread (kernel/kthread.c:436) [ 107.158004][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.158157][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.158287][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.158461][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.158618][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.158741][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.158860][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.164262][ T2296] ------------[ cut here ]------------ | [ 107.164430][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2296 | [ 107.164703][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.165185][ T2296] Tainted: [W]=WARN [ 107.165290][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.165459][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.165654][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.166136][ T2296] RSP: 0018:ffa000000210f918 EFLAGS: 00010286 [ 107.166305][ T2296] RAX: 00000000ffffffa6 RBX: ff1100000c9843c0 RCX: 1ff4000000421ee9 [ 107.166516][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98447c [ 107.166746][ T2296] RBP: ff110000061cc000 R08: 1fe2200001930891 R09: ff11000009a7ae80 [ 107.166944][ T2296] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.167141][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061cc000 [ 107.167339][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.167584][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.167786][ T2296] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.167985][ T2296] PKRU: 55555554 [ 107.168085][ T2296] Call Trace: [ 107.168184][ T2296] [ 107.168253][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.168392][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 107.168969][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.169073][ T2296] register_netdevice (net/core/dev.c:11488) [ 107.169207][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.169399][ T2296] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.169534][ T2296] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.169676][ T2296] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.169816][ T2296] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.169956][ T2296] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.170089][ T2296] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.170224][ T2296] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 107.170382][ T2296] ops_init (net/core/net_namespace.c:137) [ 107.170494][ T2296] setup_net (net/core/net_namespace.c:446) [ 107.170597][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.170741][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.170875][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.171012][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 107.171148][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 107.171283][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.171423][ T2296] ksys_unshare (kernel/fork.c:3243) [ 107.171560][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.171703][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.171838][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.171988][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 107.172124][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.172257][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.172392][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.172529][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.172693][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.172833][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.173002][ T2296] RIP: 0033:0x7fc897563bcb [ 107.173142][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.173629][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.173835][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 107.174047][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.174245][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.174519][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 107.174767][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 107.183174][ T12] ------------[ cut here ]------------ | [ 107.183339][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 107.183607][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.184086][ T12] Tainted: [W]=WARN [ 107.184180][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.184335][ T12] Workqueue: netns cleanup_net [ 107.184473][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.184642][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.185116][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 107.185271][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000018ed5 [ 107.185464][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 107.185655][ T12] RBP: ff1100000ee81000 R08: 1fe22000016c6d71 R09: ff11000001aed1d0 [ 107.185867][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 107.186048][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.186231][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 107.186454][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.186615][ T12] CR2: 00007fc8974a8430 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 107.186804][ T12] PKRU: 55555554 [ 107.186897][ T12] Call Trace: [ 107.186989][ T12] [ 107.187054][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 107.187210][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 107.187397][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 107.187532][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 107.187683][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.187807][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 107.187931][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 107.188056][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 107.188183][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 107.188305][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.188437][ T12] cleanup_net (net/core/net_namespace.c:702) [ 107.188562][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 107.188701][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 107.188825][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.188946][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.189070][ T12] process_one_work (kernel/workqueue.c:3314) [ 107.189196][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.189319][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.189458][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.189592][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.189720][ T12] kthread (kernel/kthread.c:436) [ 107.189812][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.189965][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.190148][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.190272][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.190431][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.190556][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 107.190686][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.201850][ T2296] ------------[ cut here ]------------ | [ 107.202017][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2296 | [ 107.202279][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.202882][ T2296] Tainted: [W]=WARN [ 107.202983][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.203151][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.203326][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.203821][ T2296] RSP: 0018:ffa000000210f918 EFLAGS: 00010286 [ 107.203989][ T2296] RAX: 00000000ffffffa6 RBX: ff1100000c57b8c0 RCX: 1ff4000000421ee9 [ 107.204194][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b97c [ 107.204396][ T2296] RBP: ff110000128e1000 R08: 1fe22000018af731 R09: ff11000009a7ae80 [ 107.204598][ T2296] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.204803][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128e1000 [ 107.205002][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.205235][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.205408][ T2296] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.205615][ T2296] PKRU: 55555554 [ 107.205725][ T2296] Call Trace: [ 107.205824][ T2296] [ 107.205898][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.206040][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 107.206176][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.206278][ T2296] register_netdevice (net/core/dev.c:11488) [ 107.206417][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.206588][ T2296] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.206735][ T2296] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.206877][ T2296] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.207011][ T2296] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.207145][ T2296] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.207280][ T2296] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.207422][ T2296] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 107.207556][ T2296] ops_init (net/core/net_namespace.c:137) [ 107.207661][ T2296] setup_net (net/core/net_namespace.c:446) [ 107.207767][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.207900][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.208034][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.208172][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 107.208307][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 107.208452][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.208594][ T2296] ksys_unshare (kernel/fork.c:3243) [ 107.208734][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.208870][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.209006][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.209140][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 107.209322][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.209461][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.209595][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.209794][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.209929][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.210066][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.210231][ T2296] RIP: 0033:0x7fc897563bcb [ 107.210374][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.210997][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.211196][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 107.211400][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.211605][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.211812][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 107.212010][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 107.216485][ T2296] ------------[ cut here ]------------ | [ 107.216636][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2296 | [ 107.216907][ T2296] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.217361][ T2296] Tainted: [W]=WARN [ 107.217463][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.217633][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.217813][ T2296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.218308][ T2296] RSP: 0018:ffa000000210fa70 EFLAGS: 00010286 [ 107.218485][ T2296] RAX: 00000000ffffffa6 RBX: ff11000006051c40 RCX: 1ff4000000421f14 [ 107.218697][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051cfc [ 107.218901][ T2296] RBP: ff1100000fc1c000 R08: 1fe2200000c0a3a1 R09: ff11000009a7ae80 [ 107.219102][ T2296] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 107.219304][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc1c000 [ 107.219512][ T2296] FS: 00007fc8972a1840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 107.219764][ T2296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.219935][ T2296] CR2: 000055f6a15ced5c CR3: 000000000d6a7003 CR4: 0000000000771ef0 [ 107.220140][ T2296] PKRU: 55555554 [ 107.220241][ T2296] Call Trace: [ 107.220340][ T2296] [ 107.220416][ T2296] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.220553][ T2296] ? notifier_call_chain (kernel/notifier.c:85) [ 107.220699][ T2296] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.220802][ T2296] register_netdevice (net/core/dev.c:11488) [ 107.220938][ T2296] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.221107][ T2296] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.221244][ T2296] register_netdev (net/core/dev.c:11552) [ 107.221385][ T2296] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 107.221527][ T2296] ops_init (net/core/net_namespace.c:137) [ 107.221635][ T2296] setup_net (net/core/net_namespace.c:446) [ 107.221745][ T2296] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.221879][ T2296] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.222015][ T2296] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.222152][ T2296] copy_net_ns (net/core/net_namespace.c:579) [ 107.222289][ T2296] create_new_namespaces (kernel/nsproxy.c:132) [ 107.222431][ T2296] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.222568][ T2296] ksys_unshare (kernel/fork.c:3243) [ 107.222715][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.222850][ T2296] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.222985][ T2296] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.223126][ T2296] ? __ia32_sys_open (fs/open.c:1374) [ 107.223265][ T2296] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.223405][ T2296] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.223541][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.223686][ T2296] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.223821][ T2296] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.223956][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.224122][ T2296] RIP: 0033:0x7fc897563bcb [ 107.224262][ T2296] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.224766][ T2296] RSP: 002b:00007ffdf4bad9c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.224971][ T2296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc897563bcb [ 107.225171][ T2296] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.225378][ T2296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.225595][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf4bafbf0 [ 107.225802][ T2296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf4bb1877 | [ 107.264453][ T2297] ------------[ cut here ]------------ | [ 107.264618][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.264946][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.265409][ T2297] Tainted: [W]=WARN [ 107.265523][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.265736][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.265911][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.266394][ T2297] RSP: 0018:ffa0000001fbfa80 EFLAGS: 00010286 [ 107.266568][ T2297] RAX: 00000000ffffffa6 RBX: ff1100000278b000 RCX: 1ff40000003f7f16 [ 107.266790][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b0bc [ 107.266992][ T2297] RBP: ff1100000d8bc000 R08: 1fe22000004f1619 R09: ff11000009a7d180 [ 107.267197][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.267401][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8bc000 [ 107.267609][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.267850][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.268019][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.268224][ T2297] PKRU: 55555554 [ 107.268327][ T2297] Call Trace: [ 107.268432][ T2297] [ 107.268543][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.268686][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.268846][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.268987][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.269156][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.269377][ T2297] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.269527][ T2297] register_netdev (net/core/dev.c:11552) [ 107.269751][ T2297] loopback_net_init (drivers/net/loopback.c:218) [ 107.269896][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.270028][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.270176][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.270318][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.270468][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.270681][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.270854][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.271082][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.271260][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.271491][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.271646][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.271807][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.271965][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.272109][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.272250][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.272439][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.272573][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.272821][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.273242][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.273441][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.273591][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.274194][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.274432][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.274767][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.275134][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.275515][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.275888][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.280512][ T2297] ------------[ cut here ]------------ | [ 107.280771][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.281104][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.281679][ T2297] Tainted: [W]=WARN [ 107.281794][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.281965][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.282157][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.282709][ T2297] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 107.282892][ T2297] RAX: 00000000ffffffa6 RBX: ff1100000e9ecc80 RCX: 1ff40000003f7ee9 [ 107.283122][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecd3c [ 107.283361][ T2297] RBP: ff11000009289000 R08: 1fe2200001d3d9a9 R09: ff11000009a7d180 [ 107.283573][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.283797][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009289000 [ 107.284037][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.284296][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.284484][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.284726][ T2297] PKRU: 55555554 [ 107.284831][ T2297] Call Trace: [ 107.284934][ T2297] [ 107.285006][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.285156][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.285311][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.285422][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.285576][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.285792][ T2297] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.285946][ T2297] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.286083][ T2297] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.286235][ T2297] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.286396][ T2297] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.286558][ T2297] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.286716][ T2297] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 107.286872][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.286992][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.287098][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.287254][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.287413][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.287577][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.287759][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.287914][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.288053][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.288204][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.288364][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.288518][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.288678][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.288840][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.288990][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.289133][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.289275][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.289421][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.289592][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.289906][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.290065][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.290833][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.291058][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.291277][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.291495][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.291746][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.291961][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.296048][ T2297] ------------[ cut here ]------------ | [ 107.296224][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.296939][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.297699][ T2297] Tainted: [W]=WARN [ 107.297804][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.298020][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.298206][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.298711][ T2297] RSP: 0018:ffa0000001fbf8f8 EFLAGS: 00010286 [ 107.298929][ T2297] RAX: 00000000ffffffa6 RBX: ff1100000e9ed380 RCX: 1ff40000003f7ee5 [ 107.299148][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed43c [ 107.299360][ T2297] RBP: ff110000126a9000 R08: 1fe2200001d3da89 R09: ff11000009a7d180 [ 107.299562][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.299796][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126a9000 [ 107.300029][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.300266][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.300440][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.300658][ T2297] PKRU: 55555554 [ 107.300776][ T2297] Call Trace: [ 107.300890][ T2297] [ 107.300960][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.301100][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.301235][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.301340][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.301482][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.301692][ T2297] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.301830][ T2297] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.301964][ T2297] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.302107][ T2297] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.302245][ T2297] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.302385][ T2297] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.302525][ T2297] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 107.302664][ T2297] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 107.302809][ T2297] vti_init_net (net/ipv4/ip_vti.c:517) [ 107.302944][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.303058][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.303160][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.303296][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.303441][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.303630][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.303796][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.303941][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.304107][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.304552][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.304712][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.304852][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.304985][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.305122][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.305258][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.305403][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.305538][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.305683][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.305819][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.305988][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.306151][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.306634][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.306844][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.307085][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.307285][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.307492][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.307704][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.312255][ T2297] ------------[ cut here ]------------ | [ 107.312403][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.312677][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.313122][ T2297] Tainted: [W]=WARN [ 107.313222][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.313393][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.313570][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.314057][ T2297] RSP: 0018:ffa0000001fbfa78 EFLAGS: 00010286 [ 107.314224][ T2297] RAX: 00000000ffffffa6 RBX: ff1100000bcaeac0 RCX: 1ff40000003f7f15 [ 107.314431][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaeb7c [ 107.314634][ T2297] RBP: ff11000008efc000 R08: 1fe2200001795d71 R09: ff11000009a7d180 [ 107.314840][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.315039][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008efc000 [ 107.315243][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.315486][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.315658][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.315868][ T2297] PKRU: 55555554 [ 107.315967][ T2297] Call Trace: [ 107.316066][ T2297] [ 107.316134][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.316267][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.316405][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.316507][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.316646][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.316815][ T2297] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.316963][ T2297] register_netdev (net/core/dev.c:11552) [ 107.317101][ T2297] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 107.317235][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.317337][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.317444][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.317575][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.317717][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.317861][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.317997][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.318133][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.318266][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.318405][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.318538][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.318680][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.318815][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.318950][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.319082][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.319213][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.319344][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.319482][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.319619][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.319787][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.319923][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.320397][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.320598][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.320800][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.321005][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.321219][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.321430][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.328456][ T2297] ------------[ cut here ]------------ | [ 107.328614][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.328884][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.329335][ T2297] Tainted: [W]=WARN [ 107.329503][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.329682][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.329865][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.330434][ T2297] RSP: 0018:ffa0000001fbfa68 EFLAGS: 00010286 [ 107.330608][ T2297] RAX: 00000000ffffffa6 RBX: ff1100000c216ac0 RCX: 1ff40000003f7f13 [ 107.330814][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c216b7c [ 107.331019][ T2297] RBP: ff11000010059000 R08: 1fe2200001842d71 R09: ff11000009a7d180 [ 107.331220][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.331482][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010059000 [ 107.331698][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.331933][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.332102][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.332306][ T2297] PKRU: 55555554 [ 107.332482][ T2297] Call Trace: [ 107.332586][ T2297] [ 107.332656][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.332795][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.332930][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.333037][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.333173][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.333343][ T2297] register_netdev (net/core/dev.c:11552) [ 107.333543][ T2297] sit_init_net (net/ipv6/sit.c:1860) [ 107.333689][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.333792][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.333893][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.334026][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.334161][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.334299][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.334492][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.334631][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.334772][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.334905][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.335039][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.335175][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.335310][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.335505][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.335642][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.335781][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.335914][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.336048][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.336180][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.336412][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.336552][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.337038][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.337241][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.337500][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.337710][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.337909][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.338107][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.348778][ T2297] ------------[ cut here ]------------ | [ 107.348944][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.349207][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.349693][ T2297] Tainted: [W]=WARN [ 107.349798][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.349981][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.350159][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.350657][ T2297] RSP: 0018:ffa0000001fbfa78 EFLAGS: 00010286 [ 107.350831][ T2297] RAX: 00000000ffffffa6 RBX: ff110000028ff1c0 RCX: 1ff40000003f7f15 [ 107.351035][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff27c [ 107.351238][ T2297] RBP: ff11000009321000 R08: 1fe220000051fe51 R09: ff11000009a7d180 [ 107.351442][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.351647][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009321000 [ 107.351854][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.352091][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.352260][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.352470][ T2297] PKRU: 55555554 [ 107.352569][ T2297] Call Trace: [ 107.352678][ T2297] [ 107.352746][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.352880][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.353016][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.353118][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.353258][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.353430][ T2297] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.353567][ T2297] register_netdev (net/core/dev.c:11552) [ 107.353711][ T2297] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 107.353846][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.353950][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.354052][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.354184][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.354320][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.354464][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.354602][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.354743][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.354878][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.355015][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.355152][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.355292][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.355433][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.355569][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.355713][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.355847][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.355980][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.356113][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.356246][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.356418][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.356556][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.357051][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.357254][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.357460][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.357660][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.357868][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.358068][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.361985][ T2297] ------------[ cut here ]------------ | [ 107.362127][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.362396][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.362851][ T2297] Tainted: [W]=WARN [ 107.362961][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.363127][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.363299][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.363791][ T2297] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 107.363959][ T2297] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff40000003f7ee9 [ 107.364159][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 107.364375][ T2297] RBP: ff110000128bc000 R08: 1fe220000051fd01 R09: ff11000009a7d180 [ 107.364574][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.364786][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128bc000 [ 107.364986][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.365223][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.365399][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.365606][ T2297] PKRU: 55555554 [ 107.365713][ T2297] Call Trace: [ 107.365816][ T2297] [ 107.365884][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.366017][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.366150][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.366251][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.366390][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.366558][ T2297] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.366715][ T2297] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.366848][ T2297] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.366981][ T2297] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.367116][ T2297] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.367251][ T2297] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.367391][ T2297] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 107.367527][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.367630][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.367736][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.367872][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.368005][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.368138][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.368271][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.368412][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.368546][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.368686][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.368818][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.368950][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.369083][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.369218][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.369356][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.369490][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.369627][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.369766][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.369900][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.370063][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.370201][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.370688][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.370887][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.371084][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.371283][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.371487][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.371696][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.376193][ T2297] ------------[ cut here ]------------ | [ 107.376330][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297 | [ 107.376600][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.377044][ T2297] Tainted: [W]=WARN [ 107.377145][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.377310][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.377494][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.377979][ T2297] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 107.378145][ T2297] RAX: 00000000ffffffa6 RBX: ff1100000277ae40 RCX: 1ff40000003f7ee9 [ 107.378341][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000277aefc [ 107.378546][ T2297] RBP: ff1100000e954000 R08: 1fe22000004ef5e1 R09: ff11000009a7d180 [ 107.378763][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.378960][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e954000 [ 107.379160][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.379928][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.380124][ T2297] CR2: 00007f9eb44a6430 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.380326][ T2297] PKRU: 55555554 [ 107.380482][ T2297] Call Trace: [ 107.380584][ T2297] [ 107.380655][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.380796][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.380930][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.381032][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.381169][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.381333][ T2297] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.381530][ T2297] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.381666][ T2297] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.381804][ T2297] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.381938][ T2297] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.382071][ T2297] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.382204][ T2297] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 107.382341][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.382499][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.382604][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.382744][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.382877][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.383014][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.383148][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.383285][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.383480][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.383617][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.383757][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.383890][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.384022][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.384157][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.384293][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.384481][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.384619][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.384760][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.384892][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.385056][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.385194][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.385745][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.385944][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.386140][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.386338][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.386598][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.386801][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.391836][ T2297] ------------[ cut here ]------------ | [ 107.392026][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2297 | [ 107.392338][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.392938][ T2297] Tainted: [W]=WARN [ 107.393088][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.393305][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.393542][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.394086][ T2297] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 107.394304][ T2297] RAX: 00000000ffffffa6 RBX: ff1100001261b380 RCX: 1ff40000003f7ee9 [ 107.394566][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001261b43c [ 107.394829][ T2297] RBP: ff11000013691000 R08: 1fe22000024c3689 R09: ff11000009a7d180 [ 107.395081][ T2297] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 107.395327][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013691000 [ 107.395595][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 107.395890][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.396110][ T2297] CR2: 00007f4e2aaa0f98 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.396373][ T2297] PKRU: 55555554 [ 107.396523][ T2297] Call Trace: [ 107.396690][ T2297] [ 107.396812][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.396996][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.397180][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.397363][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.397554][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.397784][ T2297] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.397970][ T2297] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 107.398154][ T2297] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 107.398337][ T2297] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 107.398547][ T2297] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 107.398749][ T2297] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 107.398936][ T2297] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 107.399123][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.399279][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.399462][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.399659][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.399858][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.400044][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.400234][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.400435][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.400628][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.400824][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.401009][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.401192][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.401390][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.401583][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.401784][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.401966][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.402150][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.402358][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.402543][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.402779][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.402971][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.403503][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.403770][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.404017][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.404267][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.404530][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.404797][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.410436][ T2297] ------------[ cut here ]------------ | [ 107.410636][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2297 | [ 107.410964][ T2297] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.411541][ T2297] Tainted: [W]=WARN [ 107.411713][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.411934][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.412161][ T2297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.412792][ T2297] RSP: 0018:ffa0000001fbfa70 EFLAGS: 00010286 [ 107.413074][ T2297] RAX: 00000000ffffffa6 RBX: ff1100000277be00 RCX: 1ff40000003f7f14 [ 107.413400][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000277bebc [ 107.413739][ T2297] RBP: ff110000136ac000 R08: 1fe22000004ef7d9 R09: ff11000009a7d180 [ 107.414047][ T2297] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 107.414370][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136ac000 [ 107.414696][ T2297] FS: 00007f9eb429f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 107.415041][ T2297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.415324][ T2297] CR2: 00007f4e2aaa0f98 CR3: 000000000f9e5005 CR4: 0000000000771ef0 [ 107.415658][ T2297] PKRU: 55555554 [ 107.415873][ T2297] Call Trace: [ 107.416080][ T2297] [ 107.416254][ T2297] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.416511][ T2297] ? notifier_call_chain (kernel/notifier.c:85) [ 107.416775][ T2297] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.416990][ T2297] register_netdevice (net/core/dev.c:11488) [ 107.417232][ T2297] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 107.417521][ T2297] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.417782][ T2297] register_netdev (net/core/dev.c:11552) [ 107.417997][ T2297] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 107.418188][ T2297] ops_init (net/core/net_namespace.c:137) [ 107.418359][ T2297] setup_net (net/core/net_namespace.c:446) [ 107.418516][ T2297] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 107.418720][ T2297] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 107.418909][ T2297] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 107.419097][ T2297] copy_net_ns (net/core/net_namespace.c:579) [ 107.419284][ T2297] create_new_namespaces (kernel/nsproxy.c:132) [ 107.419487][ T2297] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 107.419695][ T2297] ksys_unshare (kernel/fork.c:3243) [ 107.419882][ T2297] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.420068][ T2297] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 107.420254][ T2297] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 107.420455][ T2297] ? __ia32_sys_open (fs/open.c:1374) [ 107.420654][ T2297] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 107.420848][ T2297] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 107.421033][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.421222][ T2297] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.421422][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.421613][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.421841][ T2297] RIP: 0033:0x7f9eb4561bcb [ 107.422033][ T2297] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 107.422576][ T2297] RSP: 002b:00007ffd703e7568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 107.422846][ T2297] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9eb4561bcb [ 107.423097][ T2297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 107.423362][ T2297] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 107.423620][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd703e9790 [ 107.423881][ T2297] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd703ea877 | [ 107.461452][ T2298] ------------[ cut here ]------------ | [ 107.461655][ T2298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2298 | [ 107.461986][ T2298] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.462997][ T2298] Tainted: [W]=WARN [ 107.463150][ T2298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.463385][ T2298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.463617][ T2298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.464157][ T2298] RSP: 0018:ffa000000211ee30 EFLAGS: 00010286 [ 107.464394][ T2298] RAX: 00000000ffffffa6 RBX: ff1100000d54f380 RCX: 1ff4000000423d8c [ 107.464664][ T2298] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d54f43c [ 107.464927][ T2298] RBP: ff110000028c9000 R08: 1fe2200001aa9e89 R09: ff11000009740b80 [ 107.465182][ T2298] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 107.465450][ T2298] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126ec408 [ 107.465725][ T2298] FS: 00007fd84fd89840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 107.466016][ T2298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.466236][ T2298] CR2: 000000000042ebe0 CR3: 000000000e000001 CR4: 0000000000771ef0 [ 107.466507][ T2298] PKRU: 55555554 [ 107.466677][ T2298] Call Trace: [ 107.466831][ T2298] [ 107.466952][ T2298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.467139][ T2298] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.467330][ T2298] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.467501][ T2298] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 107.467709][ T2298] __dev_notify_flags (net/core/dev.c:9787) [ 107.467930][ T2298] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 107.468119][ T2298] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 107.468307][ T2298] ? netif_change_name (net/core/dev.c:1495) [ 107.468507][ T2298] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.468713][ T2298] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.468902][ T2298] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.469092][ T2298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.469281][ T2298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.469482][ T2298] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 107.469690][ T2298] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 107.469877][ T2298] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 107.470065][ T2298] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 107.470256][ T2298] veth_newlink (drivers/net/veth.c:1871) [ 107.470460][ T2298] ? veth_poll_controller (drivers/net/veth.c:1470) [ 107.470659][ T2298] ? kasan_save_stack (mm/kasan/common.c:57) [ 107.470855][ T2298] ? kasan_save_track (mm/kasan/common.c:78) [ 107.471047][ T2298] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 107.471252][ T2298] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 107.471452][ T2298] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 107.471653][ T2298] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 107.471853][ T2298] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.472043][ T2298] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 107.472234][ T2298] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 107.472438][ T2298] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 107.472637][ T2298] ? __dev_get_by_name (net/core/dev.c:883) [ 107.472835][ T2298] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 107.473031][ T2298] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 107.473225][ T2298] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.473428][ T2298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.473622][ T2298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.473824][ T2298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.474011][ T2298] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.474198][ T2298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.474405][ T2298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.474598][ T2298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.474799][ T2298] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.474988][ T2298] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.475175][ T2298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.475380][ T2298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.475571][ T2298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.475776][ T2298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.475968][ T2298] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.476156][ T2298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.476359][ T2298] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.476553][ T2298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.476754][ T2298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.476946][ T2298] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.477135][ T2298] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.477322][ T2298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.477527][ T2298] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.477734][ T2298] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.477922][ T2298] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.478114][ T2298] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.478305][ T2298] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.478508][ T2298] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.478745][ T2298] ? move_addr_to_kernel (net/socket.c:258) [ 107.478939][ T2298] ___sys_sendmsg (net/socket.c:2752) [ 107.479127][ T2298] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.479321][ T2298] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.479563][ T2298] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 107.479771][ T2298] __sys_sendmsg (net/socket.c:2784) [ 107.479960][ T2298] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.480150][ T2298] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 107.480339][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.480544][ T2298] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.480750][ T2298] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.480939][ T2298] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.481130][ T2298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.481364][ T2298] RIP: 0033:0x7fd84ffc308e [ 107.481558][ T2298] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.482125][ T2298] RSP: 002b:00007fffbcce9fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.482396][ T2298] RAX: ffffffffffffffda RBX: 00007fffbccea780 RCX: 00007fd84ffc308e [ 107.482665][ T2298] RDX: 0000000000000000 RSI: 00007fffbccea080 RDI: 0000000000000005 [ 107.482931][ T2298] RBP: 00007fffbcce9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 107.483185][ T2298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01d [ 107.483452][ T2298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbccea740 | [ 107.491719][ T2298] ------------[ cut here ]------------ | [ 107.491927][ T2298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2298 | [ 107.492244][ T2298] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.493438][ T2298] Tainted: [W]=WARN [ 107.493656][ T2298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.493950][ T2298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.494237][ T2298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.494851][ T2298] RSP: 0018:ffa000000211f1b0 EFLAGS: 00010286 [ 107.495127][ T2298] RAX: 00000000ffffffa6 RBX: ff1100000ff5a580 RCX: 1ff4000000423dfc [ 107.495449][ T2298] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a63c [ 107.495774][ T2298] RBP: ff110000061e9000 R08: 1fe2200001feb4c9 R09: ff11000009740b80 [ 107.496084][ T2298] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 107.496406][ T2298] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 107.496737][ T2298] FS: 00007fd84fd89840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 107.497084][ T2298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.497378][ T2298] CR2: 000000000042ebe0 CR3: 000000000e000001 CR4: 0000000000771ef0 [ 107.497709][ T2298] PKRU: 55555554 [ 107.497916][ T2298] Call Trace: [ 107.498124][ T2298] [ 107.498299][ T2298] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.498574][ T2298] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.498805][ T2298] __dev_notify_flags (net/core/dev.c:9787) [ 107.499054][ T2298] ? netif_change_name (net/core/dev.c:1495) [ 107.499299][ T2298] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 107.499556][ T2298] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 107.499815][ T2298] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 107.500061][ T2298] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 107.500303][ T2298] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 107.500562][ T2298] ? __dev_get_by_name (net/core/dev.c:883) [ 107.500823][ T2298] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 107.501072][ T2298] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 107.501318][ T2298] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.501576][ T2298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.501836][ T2298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.502078][ T2298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.502321][ T2298] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.502580][ T2298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.502850][ T2298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.503098][ T2298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.503343][ T2298] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.503658][ T2298] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.503914][ T2298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.504155][ T2298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.504415][ T2298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.504694][ T2298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.504946][ T2298] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.505200][ T2298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.505497][ T2298] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.505802][ T2298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.506105][ T2298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.506304][ T2298] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.506507][ T2298] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.506715][ T2298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.506905][ T2298] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.507425][ T2298] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.507619][ T2298] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.507821][ T2298] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.508009][ T2298] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.508195][ T2298] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.508429][ T2298] ? move_addr_to_kernel (net/socket.c:258) [ 107.508655][ T2298] ___sys_sendmsg (net/socket.c:2752) [ 107.508852][ T2298] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.509043][ T2298] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.509269][ T2298] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 107.509473][ T2298] __sys_sendmsg (net/socket.c:2784) [ 107.509680][ T2298] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.509874][ T2298] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 107.510064][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.510253][ T2298] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.510452][ T2298] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.510650][ T2298] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.510851][ T2298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.511069][ T2298] RIP: 0033:0x7fd84ffc308e [ 107.511261][ T2298] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.511823][ T2298] RSP: 002b:00007fffbcce9fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.512077][ T2298] RAX: ffffffffffffffda RBX: 00007fffbccea780 RCX: 00007fd84ffc308e [ 107.512329][ T2298] RDX: 0000000000000000 RSI: 00007fffbccea080 RDI: 0000000000000005 [ 107.512600][ T2298] RBP: 00007fffbcce9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 107.512864][ T2298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01d [ 107.513113][ T2298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbccea740 | [ 107.545379][ T2299] ------------[ cut here ]------------ | [ 107.545549][ T2299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2299 | [ 107.545826][ T2299] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.546263][ T2299] Tainted: [W]=WARN [ 107.546370][ T2299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.546538][ T2299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.546722][ T2299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.547198][ T2299] RSP: 0018:ffa000000211f020 EFLAGS: 00010286 [ 107.547375][ T2299] RAX: 00000000ffffffa6 RBX: ff1100000d906c80 RCX: 1ff4000000423dca [ 107.547580][ T2299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906d3c [ 107.547786][ T2299] RBP: ff110000061e9000 R08: 1fe2200001b20da9 R09: ff1100000ffd0b58 [ 107.547983][ T2299] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 107.548180][ T2299] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 107.548388][ T2299] FS: 00007f7106862840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.548627][ T2299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.548799][ T2299] CR2: 00007f7106b321a0 CR3: 000000000f9e5002 CR4: 0000000000771ef0 [ 107.549003][ T2299] PKRU: 55555554 [ 107.549111][ T2299] Call Trace: [ 107.549215][ T2299] [ 107.549282][ T2299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.549424][ T2299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.549525][ T2299] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 107.549660][ T2299] __dev_notify_flags (net/core/dev.c:9787) [ 107.549802][ T2299] ? netif_change_name (net/core/dev.c:1495) [ 107.549932][ T2299] ? __dev_change_flags (net/core/dev.c:9752) [ 107.550064][ T2299] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 107.550196][ T2299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.550329][ T2299] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 107.550559][ T2299] netif_change_flags (net/core/dev.c:9820) [ 107.550704][ T2299] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 107.550835][ T2299] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 107.550970][ T2299] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 107.551105][ T2299] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 107.551269][ T2299] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 107.551492][ T2299] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.551710][ T2299] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 107.551841][ T2299] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.551979][ T2299] ? __kernel_text_address (kernel/extable.c:79) [ 107.552120][ T2299] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.552253][ T2299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.552463][ T2299] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.552599][ T2299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.552735][ T2299] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.552865][ T2299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.552996][ T2299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.553130][ T2299] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 107.553266][ T2299] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 107.553499][ T2299] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 107.553638][ T2299] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.553776][ T2299] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 107.553911][ T2299] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 107.554048][ T2299] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.554184][ T2299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.554316][ T2299] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.554484][ T2299] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.554621][ T2299] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.554759][ T2299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.554894][ T2299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.555025][ T2299] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.555155][ T2299] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.555287][ T2299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.555426][ T2299] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.555561][ T2299] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.555702][ T2299] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.555833][ T2299] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.555964][ T2299] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.556096][ T2299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.556229][ T2299] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.556366][ T2299] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.556499][ T2299] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.556633][ T2299] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.556775][ T2299] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.556905][ T2299] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.557039][ T2299] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.557172][ T2299] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.557305][ T2299] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.557443][ T2299] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.557576][ T2299] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.557718][ T2299] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.557851][ T2299] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.557984][ T2299] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.558116][ T2299] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.558278][ T2299] ? move_addr_to_kernel (net/socket.c:258) [ 107.558418][ T2299] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.558551][ T2299] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.558697][ T2299] ___sys_sendmsg (net/socket.c:2752) [ 107.558829][ T2299] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 107.558994][ T2299] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.559138][ T2299] __sys_sendmsg (net/socket.c:2784) [ 107.559270][ T2299] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.559408][ T2299] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 107.559575][ T2299] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 107.559735][ T2299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.559867][ T2299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.559998][ T2299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.560134][ T2299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.560267][ T2299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.560437][ T2299] RIP: 0033:0x7f7106a9c08e [ 107.560575][ T2299] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.561056][ T2299] RSP: 002b:00007ffea5d4bd10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.561255][ T2299] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7106a9c08e [ 107.561458][ T2299] RDX: 0000000000000000 RSI: 00007ffea5d4bdc0 RDI: 0000000000000005 [ 107.561661][ T2299] RBP: 00007ffea5d4bd20 R08: 0000000000000000 R09: 0000000000000000 [ 107.561864][ T2299] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01d [ 107.562062][ T2299] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea5d4c490 | [ 107.606134][ T2300] ------------[ cut here ]------------ | [ 107.606321][ T2300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2300 | [ 107.606621][ T2300] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.607072][ T2300] Tainted: [W]=WARN [ 107.607174][ T2300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.607340][ T2300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.607522][ T2300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.608011][ T2300] RSP: 0018:ffa00000020ef020 EFLAGS: 00010286 [ 107.608187][ T2300] RAX: 00000000ffffffa6 RBX: ff1100000fb2ec80 RCX: 1ff400000041ddca [ 107.608401][ T2300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2ed3c [ 107.608605][ T2300] RBP: ff110000028c9000 R08: 1fe2200001f65da9 R09: ff1100000913ae58 [ 107.608809][ T2300] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 107.609006][ T2300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 107.609207][ T2300] FS: 00007faa9ba78840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 107.609447][ T2300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.609696][ T2300] CR2: 00000000303d1988 CR3: 000000000e000001 CR4: 0000000000771ef0 [ 107.609900][ T2300] PKRU: 55555554 [ 107.610158][ T2300] Call Trace: [ 107.610260][ T2300] [ 107.610335][ T2300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.610478][ T2300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.610584][ T2300] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 107.610730][ T2300] __dev_notify_flags (net/core/dev.c:9787) [ 107.610868][ T2300] ? netif_change_name (net/core/dev.c:1495) [ 107.611033][ T2300] ? __dev_change_flags (net/core/dev.c:9752) [ 107.611173][ T2300] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 107.611308][ T2300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.611449][ T2300] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 107.611592][ T2300] netif_change_flags (net/core/dev.c:9820) [ 107.611763][ T2300] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 107.611899][ T2300] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 107.612037][ T2300] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 107.612172][ T2300] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 107.612340][ T2300] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 107.612483][ T2300] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.612623][ T2300] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 107.612765][ T2300] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.612902][ T2300] ? __kernel_text_address (kernel/extable.c:79) [ 107.613039][ T2300] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.613176][ T2300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.613311][ T2300] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.613480][ T2300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.613621][ T2300] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.613763][ T2300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.613895][ T2300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.614029][ T2300] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 107.614165][ T2300] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 107.614302][ T2300] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 107.614442][ T2300] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.614577][ T2300] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 107.614722][ T2300] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 107.614860][ T2300] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.614997][ T2300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.615133][ T2300] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.615265][ T2300] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.615404][ T2300] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.615537][ T2300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.615685][ T2300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.615817][ T2300] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.615951][ T2300] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.616086][ T2300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.616221][ T2300] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.616361][ T2300] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.616497][ T2300] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.616635][ T2300] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.616775][ T2300] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.616911][ T2300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.617045][ T2300] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.617182][ T2300] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.617316][ T2300] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.617458][ T2300] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.617599][ T2300] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.617738][ T2300] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.617874][ T2300] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.618010][ T2300] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.618147][ T2300] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.618285][ T2300] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.618428][ T2300] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.618565][ T2300] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.618712][ T2300] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.618846][ T2300] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.618980][ T2300] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.619155][ T2300] ? move_addr_to_kernel (net/socket.c:258) [ 107.619291][ T2300] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.619429][ T2300] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.619564][ T2300] ___sys_sendmsg (net/socket.c:2752) [ 107.619710][ T2300] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 107.619878][ T2300] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.620024][ T2300] __sys_sendmsg (net/socket.c:2784) [ 107.620158][ T2300] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.620291][ T2300] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 107.620464][ T2300] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 107.620605][ T2300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.620748][ T2300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.620882][ T2300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.621016][ T2300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.621149][ T2300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.621316][ T2300] RIP: 0033:0x7faa9bcb208e [ 107.621463][ T2300] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.621954][ T2300] RSP: 002b:00007ffe8a92bf90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.622155][ T2300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faa9bcb208e [ 107.622361][ T2300] RDX: 0000000000000000 RSI: 00007ffe8a92c040 RDI: 0000000000000005 [ 107.622558][ T2300] RBP: 00007ffe8a92bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 107.622772][ T2300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01d [ 107.622974][ T2300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8a92c710 | [ 107.625028][ T211] ------------[ cut here ]------------ | [ 107.625155][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 107.625402][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.625856][ T211] Tainted: [W]=WARN [ 107.625948][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.626104][ T211] Workqueue: events_unbound linkwatch_event [ 107.626267][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.626433][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.626891][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 107.627048][ T211] RAX: 00000000ffffffa6 RBX: ff1100000c67e3c0 RCX: 1ff400000011cf02 [ 107.627228][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e47c [ 107.627417][ T211] RBP: ff110000061e9000 R08: 1fe22000018cfc91 R09: ff1100001018aea8 [ 107.627607][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 107.627795][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 107.627978][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 107.628191][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.628345][ T211] CR2: 00000000303d1988 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 107.628540][ T211] PKRU: 55555554 [ 107.628636][ T211] Call Trace: [ 107.628755][ T211] [ 107.628819][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.628944][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 107.629068][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.629161][ T211] netif_state_change (net/core/dev.c:1605) [ 107.629286][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.629450][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 107.629571][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 107.629704][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.629835][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 107.629961][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 107.630085][ T211] process_one_work (kernel/workqueue.c:3314) [ 107.630211][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 107.630332][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.630465][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 107.630593][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.630726][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 107.630853][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 107.630977][ T211] kthread (kernel/kthread.c:436) [ 107.631070][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 107.631221][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 107.631344][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 107.631472][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 107.631629][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 107.631757][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 107.631879][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 107.684547][ T2302] ------------[ cut here ]------------ | [ 107.684888][ T2302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2302 | [ 107.685158][ T2302] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.686016][ T2302] Tainted: [W]=WARN [ 107.686116][ T2302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.686280][ T2302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.686465][ T2302] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.686942][ T2302] RSP: 0018:ffa000000213f150 EFLAGS: 00010286 [ 107.687108][ T2302] RAX: 00000000ffffffa6 RBX: ff11000012991c40 RCX: 1ff4000000427df0 [ 107.687304][ T2302] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012991cfc [ 107.687516][ T2302] RBP: ff110000028c9000 R08: 1fe22000025323a1 R09: ff11000009138b58 [ 107.687724][ T2302] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 107.687921][ T2302] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ab2d8c0 [ 107.688121][ T2302] FS: 00007f8d2d002840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.688355][ T2302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.688522][ T2302] CR2: 00000000004ebb28 CR3: 00000000136d5003 CR4: 0000000000771ef0 [ 107.688730][ T2302] PKRU: 55555554 [ 107.688829][ T2302] Call Trace: [ 107.688928][ T2302] [ 107.688997][ T2302] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.689129][ T2302] ? notifier_call_chain (kernel/notifier.c:85) [ 107.689263][ T2302] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.689368][ T2302] netif_state_change (net/core/dev.c:1605) [ 107.689503][ T2302] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.689677][ T2302] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 107.689843][ T2302] linkwatch_sync_dev (net/core/link_watch.c:295) [ 107.689976][ T2302] rtnl_getlink (net/core/rtnetlink.c:4273) [ 107.690108][ T2302] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.690243][ T2302] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.690380][ T2302] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 107.690512][ T2302] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.690652][ T2302] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.690789][ T2302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.690941][ T2302] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.691072][ T2302] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.691205][ T2302] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.691339][ T2302] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.691477][ T2302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.691618][ T2302] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.691759][ T2302] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 107.691890][ T2302] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.692021][ T2302] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.692152][ T2302] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.692282][ T2302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.692427][ T2302] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.692558][ T2302] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.692700][ T2302] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.692838][ T2302] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.692971][ T2302] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.693107][ T2302] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.693239][ T2302] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.693403][ T2302] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.693537][ T2302] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.693681][ T2302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.693816][ T2302] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.693950][ T2302] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.694083][ T2302] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.694216][ T2302] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.694354][ T2302] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.694490][ T2302] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.694658][ T2302] ? move_addr_to_kernel (net/socket.c:258) [ 107.694794][ T2302] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 107.694927][ T2302] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 107.695121][ T2302] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 107.695287][ T2302] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 107.695460][ T2302] ___sys_sendmsg (net/socket.c:2752) [ 107.695595][ T2302] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.695772][ T2302] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.695913][ T2302] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 107.696045][ T2302] ? do_getsockname (net/socket.c:2192) [ 107.696178][ T2302] __sys_sendmsg (net/socket.c:2784) [ 107.696310][ T2302] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.696452][ T2302] ? __sys_getsockname (net/socket.c:2210) [ 107.696590][ T2302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.696731][ T2302] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.696863][ T2302] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.696994][ T2302] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.697126][ T2302] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.697312][ T2302] RIP: 0033:0x7f8d2d23c08e [ 107.697464][ T2302] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.697948][ T2302] RSP: 002b:00007ffeabc66730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.698147][ T2302] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d2d23c08e [ 107.698344][ T2302] RDX: 0000000000000000 RSI: 00007ffeabc667e0 RDI: 0000000000000006 [ 107.698547][ T2302] RBP: 00007ffeabc66740 R08: 0000000000000000 R09: 0000000000000000 [ 107.698751][ T2302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01d [ 107.698950][ T2302] R13: 00007ffeabc66890 R14: 000000000000000d R15: 00007ffeabc6787a | [ 107.793343][ T2305] ------------[ cut here ]------------ | [ 107.793553][ T2305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2305 | [ 107.793921][ T2305] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.794400][ T2305] Tainted: [W]=WARN [ 107.794731][ T2305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.794912][ T2305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.795096][ T2305] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.795614][ T2305] RSP: 0018:ffa0000001e0efd0 EFLAGS: 00010286 [ 107.795801][ T2305] RAX: 00000000ffffffa6 RBX: ff1100000c57b380 RCX: 1ff40000003c1dc0 [ 107.796013][ T2305] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57b43c [ 107.796229][ T2305] RBP: ff1100001046a000 R08: 1fe22000018af689 R09: ff1100000aa42e80 [ 107.796448][ T2305] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 107.796665][ T2305] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001046ae44 [ 107.796884][ T2305] FS: 00007f6ca23c8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.797151][ T2305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.797330][ T2305] CR2: 00007f6ca273d040 CR3: 00000000136d5005 CR4: 0000000000771ef0 [ 107.797549][ T2305] PKRU: 55555554 [ 107.797661][ T2305] Call Trace: [ 107.797773][ T2305] [ 107.797847][ T2305] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.797991][ T2305] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 107.798138][ T2305] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.798245][ T2305] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 107.798394][ T2305] __dev_notify_flags (net/core/dev.c:9787) [ 107.798536][ T2305] ? notifier_call_chain (kernel/notifier.c:85) [ 107.798689][ T2305] ? netif_change_name (net/core/dev.c:1495) [ 107.798836][ T2305] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 107.798981][ T2305] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 107.799126][ T2305] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 107.799271][ T2305] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 107.799422][ T2305] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 107.799567][ T2305] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 107.799734][ T2305] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 107.799879][ T2305] ? nla_strscpy (lib/nlattr.c:795) [ 107.800022][ T2305] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 107.800166][ T2305] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 107.800306][ T2305] ? __dev_get_by_name (net/core/dev.c:883) [ 107.800456][ T2305] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 107.800607][ T2305] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 107.800760][ T2305] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.800904][ T2305] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.801045][ T2305] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.801186][ T2305] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.801332][ T2305] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.801481][ T2305] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.801633][ T2305] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.801796][ T2305] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.801941][ T2305] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.802083][ T2305] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.802226][ T2305] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.802399][ T2305] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.802546][ T2305] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.802699][ T2305] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.802841][ T2305] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.802985][ T2305] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.803132][ T2305] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.803307][ T2305] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.803456][ T2305] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.803601][ T2305] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.803751][ T2305] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.803893][ T2305] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.804037][ T2305] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.804180][ T2305] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.804323][ T2305] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.804470][ T2305] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.804618][ T2305] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.804771][ T2305] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.804947][ T2305] ? move_addr_to_kernel (net/socket.c:258) [ 107.805094][ T2305] ___sys_sendmsg (net/socket.c:2752) [ 107.805233][ T2305] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.805379][ T2305] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.805530][ T2305] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 107.805701][ T2305] __sys_sendmsg (net/socket.c:2784) [ 107.805846][ T2305] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.805993][ T2305] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.806135][ T2305] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.806277][ T2305] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.806424][ T2305] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.806566][ T2305] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.806720][ T2305] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.806896][ T2305] RIP: 0033:0x7f6ca260208e [ 107.807045][ T2305] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.807584][ T2305] RSP: 002b:00007ffe5a8b3b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.807813][ T2305] RAX: ffffffffffffffda RBX: 00007ffe5a8b42f0 RCX: 00007f6ca260208e [ 107.808026][ T2305] RDX: 0000000000000000 RSI: 00007ffe5a8b3bf0 RDI: 0000000000000005 [ 107.808241][ T2305] RBP: 00007ffe5a8b3b50 R08: 0000000000000000 R09: 0000000000000000 [ 107.808460][ T2305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01d [ 107.808681][ T2305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5a8b42c0 | [ 107.843704][ T2306] ------------[ cut here ]------------ | [ 107.843933][ T2306] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2306 | [ 107.844269][ T2306] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.844881][ T2306] Tainted: [W]=WARN [ 107.845040][ T2306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.845268][ T2306] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.845520][ T2306] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.846097][ T2306] RSP: 0018:ffa000000215efd0 EFLAGS: 00010286 [ 107.846329][ T2306] RAX: 00000000ffffffa6 RBX: ff110000103f0740 RCX: 1ff400000042bdc0 [ 107.846613][ T2306] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f07fc [ 107.846886][ T2306] RBP: ff1100000613a000 R08: 1fe220000207e101 R09: ff11000012a5d180 [ 107.847148][ T2306] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 107.847428][ T2306] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000613ae44 [ 107.847716][ T2306] FS: 00007fcb45b0b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 107.848015][ T2306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.848245][ T2306] CR2: 00007fcb45de5cb0 CR3: 00000000136d5006 CR4: 0000000000771ef0 [ 107.848525][ T2306] PKRU: 55555554 [ 107.848701][ T2306] Call Trace: [ 107.848863][ T2306] [ 107.848988][ T2306] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.849185][ T2306] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 107.849400][ T2306] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.849562][ T2306] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 107.849777][ T2306] __dev_notify_flags (net/core/dev.c:9787) [ 107.849975][ T2306] ? notifier_call_chain (kernel/notifier.c:85) [ 107.850171][ T2306] ? netif_change_name (net/core/dev.c:1495) [ 107.850383][ T2306] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 107.850586][ T2306] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 107.850796][ T2306] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 107.850999][ T2306] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 107.851202][ T2306] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 107.851415][ T2306] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 107.851623][ T2306] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 107.851834][ T2306] ? nla_strscpy (lib/nlattr.c:795) [ 107.852032][ T2306] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 107.852230][ T2306] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 107.852438][ T2306] ? __dev_get_by_name (net/core/dev.c:883) [ 107.852644][ T2306] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 107.852855][ T2306] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 107.853057][ T2306] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.853257][ T2306] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.853467][ T2306] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.853682][ T2306] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.853881][ T2306] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.854075][ T2306] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.854276][ T2306] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.854486][ T2306] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.854702][ T2306] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.854901][ T2306] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.855096][ T2306] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.855309][ T2306] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.855516][ T2306] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.855730][ T2306] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.855927][ T2306] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.856121][ T2306] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.856317][ T2306] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.856530][ T2306] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.856747][ T2306] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.856946][ T2306] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.857144][ T2306] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.857340][ T2306] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.857553][ T2306] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.857769][ T2306] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.857970][ T2306] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.858173][ T2306] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.858386][ T2306] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.858584][ T2306] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.858825][ T2306] ? move_addr_to_kernel (net/socket.c:258) [ 107.859027][ T2306] ___sys_sendmsg (net/socket.c:2752) [ 107.859222][ T2306] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.859434][ T2306] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.859650][ T2306] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 107.859860][ T2306] __sys_sendmsg (net/socket.c:2784) [ 107.860059][ T2306] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.860259][ T2306] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.860469][ T2306] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.860686][ T2306] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.860913][ T2306] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.861111][ T2306] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.861307][ T2306] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.861546][ T2306] RIP: 0033:0x7fcb45d4508e [ 107.861767][ T2306] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.862330][ T2306] RSP: 002b:00007ffe1b7c5a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.862614][ T2306] RAX: ffffffffffffffda RBX: 00007ffe1b7c6200 RCX: 00007fcb45d4508e [ 107.862889][ T2306] RDX: 0000000000000000 RSI: 00007ffe1b7c5b00 RDI: 0000000000000005 [ 107.863157][ T2306] RBP: 00007ffe1b7c5a60 R08: 0000000000000000 R09: 0000000000000000 [ 107.863438][ T2306] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01e [ 107.863720][ T2306] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1b7c61d0 | [ 107.891905][ T2307] ------------[ cut here ]------------ | [ 107.892106][ T2307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2307 | [ 107.892436][ T2307] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.892994][ T2307] Tainted: [W]=WARN [ 107.893144][ T2307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.893374][ T2307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.893598][ T2307] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.894144][ T2307] RSP: 0018:ffa000000216f020 EFLAGS: 00010286 [ 107.895037][ T2307] RAX: 00000000ffffffa6 RBX: ff1100000eecde00 RCX: 1ff400000042ddca [ 107.895382][ T2307] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdebc [ 107.895698][ T2307] RBP: ff1100001046a000 R08: 1fe2200001dd9bd9 R09: ff11000009852e58 [ 107.895941][ T2307] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 107.896186][ T2307] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 107.896453][ T2307] FS: 00007f66126a3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 107.896752][ T2307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.896967][ T2307] CR2: 0000000039932988 CR3: 00000000100fb002 CR4: 0000000000771ef0 [ 107.897212][ T2307] PKRU: 55555554 [ 107.897373][ T2307] Call Trace: [ 107.897522][ T2307] [ 107.897651][ T2307] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.897846][ T2307] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.897997][ T2307] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 107.898178][ T2307] __dev_notify_flags (net/core/dev.c:9787) [ 107.898376][ T2307] ? netif_change_name (net/core/dev.c:1495) [ 107.898558][ T2307] ? __dev_change_flags (net/core/dev.c:9752) [ 107.898756][ T2307] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 107.898938][ T2307] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.899123][ T2307] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 107.899313][ T2307] netif_change_flags (net/core/dev.c:9820) [ 107.899510][ T2307] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 107.899713][ T2307] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 107.899901][ T2307] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 107.900084][ T2307] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 107.900300][ T2307] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 107.900498][ T2307] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.900705][ T2307] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 107.900889][ T2307] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.901070][ T2307] ? __kernel_text_address (kernel/extable.c:79) [ 107.901254][ T2307] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.901453][ T2307] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.901648][ T2307] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.901844][ T2307] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.902029][ T2307] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.902211][ T2307] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.902406][ T2307] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.902593][ T2307] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 107.902787][ T2307] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 107.902971][ T2307] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 107.903163][ T2307] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.903362][ T2307] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 107.903549][ T2307] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 107.903749][ T2307] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.903934][ T2307] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.904114][ T2307] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.904297][ T2307] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.904493][ T2307] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.904691][ T2307] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.904879][ T2307] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.905059][ T2307] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.905242][ T2307] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.905434][ T2307] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.905624][ T2307] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.905818][ T2307] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.906004][ T2307] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.906186][ T2307] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.906383][ T2307] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.906570][ T2307] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.906768][ T2307] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.906952][ T2307] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.907135][ T2307] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.907320][ T2307] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.907521][ T2307] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.907755][ T2307] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.907942][ T2307] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.908129][ T2307] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.908314][ T2307] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.908511][ T2307] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.908713][ T2307] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.908900][ T2307] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.909084][ T2307] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.909269][ T2307] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.909467][ T2307] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.909700][ T2307] ? move_addr_to_kernel (net/socket.c:258) [ 107.909887][ T2307] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.910071][ T2307] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.910257][ T2307] ___sys_sendmsg (net/socket.c:2752) [ 107.910454][ T2307] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 107.910690][ T2307] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.910886][ T2307] __sys_sendmsg (net/socket.c:2784) [ 107.911071][ T2307] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.911253][ T2307] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 107.911485][ T2307] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 107.911687][ T2307] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.911874][ T2307] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.912058][ T2307] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.912240][ T2307] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.912437][ T2307] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.912675][ T2307] RIP: 0033:0x7f66128dd08e [ 107.912865][ T2307] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.913395][ T2307] RSP: 002b:00007fffa36a5750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.913657][ T2307] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f66128dd08e [ 107.913913][ T2307] RDX: 0000000000000000 RSI: 00007fffa36a5800 RDI: 0000000000000005 [ 107.914158][ T2307] RBP: 00007fffa36a5760 R08: 0000000000000000 R09: 0000000000000000 [ 107.914419][ T2307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01e [ 107.914686][ T2307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa36a5ed0 | [ 107.947185][ T2308] ------------[ cut here ]------------ | [ 107.947340][ T2308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2308 | [ 107.947624][ T2308] Modules linked in: vxlan ip6_gre ip_gre gre | [ 107.948069][ T2308] Tainted: [W]=WARN [ 107.948169][ T2308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.948339][ T2308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 107.948516][ T2308] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 107.949012][ T2308] RSP: 0018:ffa000000217f020 EFLAGS: 00010286 [ 107.949180][ T2308] RAX: 00000000ffffffa6 RBX: ff1100000c178c80 RCX: 1ff400000042fdca [ 107.949382][ T2308] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c178d3c [ 107.949583][ T2308] RBP: ff1100000613a000 R08: 1fe220000182f1a9 R09: ff11000005a7ae58 [ 107.949788][ T2308] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 107.949984][ T2308] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 107.950184][ T2308] FS: 00007fbd5b788840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 107.950422][ T2308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.950593][ T2308] CR2: 000000001d306988 CR3: 00000000136d5005 CR4: 0000000000771ef0 [ 107.950799][ T2308] PKRU: 55555554 [ 107.950898][ T2308] Call Trace: [ 107.950997][ T2308] [ 107.951065][ T2308] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 107.951198][ T2308] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 107.951299][ T2308] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 107.951437][ T2308] __dev_notify_flags (net/core/dev.c:9787) [ 107.951572][ T2308] ? netif_change_name (net/core/dev.c:1495) [ 107.951723][ T2308] ? __dev_change_flags (net/core/dev.c:9752) [ 107.951857][ T2308] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 107.951987][ T2308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.952121][ T2308] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 107.952257][ T2308] netif_change_flags (net/core/dev.c:9820) [ 107.952397][ T2308] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 107.952531][ T2308] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 107.952675][ T2308] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 107.952809][ T2308] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 107.952974][ T2308] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 107.953105][ T2308] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.953236][ T2308] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 107.953428][ T2308] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.953563][ T2308] ? __kernel_text_address (kernel/extable.c:79) [ 107.953706][ T2308] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.953842][ T2308] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.953974][ T2308] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.954106][ T2308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.954243][ T2308] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 107.954458][ T2308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.954594][ T2308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.954733][ T2308] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 107.954867][ T2308] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 107.954999][ T2308] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 107.955131][ T2308] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 107.955265][ T2308] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 107.955485][ T2308] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 107.955628][ T2308] rtnl_newlink (net/core/rtnetlink.c:4150) [ 107.955768][ T2308] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.955900][ T2308] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.956032][ T2308] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.956163][ T2308] ? mark_usage (kernel/locking/lockdep.c:4674) [ 107.956295][ T2308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.956521][ T2308] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.956656][ T2308] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.956794][ T2308] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.956930][ T2308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 107.957066][ T2308] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 107.957199][ T2308] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 107.957332][ T2308] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.957544][ T2308] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.957686][ T2308] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.957821][ T2308] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 107.957958][ T2308] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 107.958091][ T2308] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 107.958222][ T2308] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.958435][ T2308] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.958571][ T2308] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 107.958715][ T2308] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 107.958849][ T2308] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.958984][ T2308] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.959117][ T2308] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 107.959251][ T2308] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 107.959409][ T2308] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 107.959543][ T2308] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 107.959686][ T2308] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 107.959821][ T2308] ? copy_msghdr_from_user (net/socket.c:2635) [ 107.959953][ T2308] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 107.960118][ T2308] ? move_addr_to_kernel (net/socket.c:258) [ 107.960250][ T2308] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 107.960387][ T2308] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 107.960522][ T2308] ___sys_sendmsg (net/socket.c:2752) [ 107.960658][ T2308] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 107.960840][ T2308] ? copy_msghdr_from_user (net/socket.c:2603) [ 107.960986][ T2308] __sys_sendmsg (net/socket.c:2784) [ 107.961119][ T2308] ? __sys_sendmsg_sock (net/socket.c:2765) [ 107.961250][ T2308] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 107.961424][ T2308] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 107.961558][ T2308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 107.961701][ T2308] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 107.961836][ T2308] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 107.961968][ T2308] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 107.962100][ T2308] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.962266][ T2308] RIP: 0033:0x7fbd5b9c208e [ 107.962412][ T2308] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 107.962895][ T2308] RSP: 002b:00007ffd310b0a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.963095][ T2308] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbd5b9c208e [ 107.963291][ T2308] RDX: 0000000000000000 RSI: 00007ffd310b0ab0 RDI: 0000000000000005 [ 107.963492][ T2308] RBP: 00007ffd310b0a10 R08: 0000000000000000 R09: 0000000000000000 [ 107.963700][ T2308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d01e [ 107.963898][ T2308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd310b1180 | [ 109.288636][ T12] ------------[ cut here ]------------ | [ 109.288851][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 109.289105][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.289580][ T12] Tainted: [W]=WARN [ 109.289686][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.289845][ T12] Workqueue: netns cleanup_net [ 109.289977][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.290166][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.290626][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 109.290796][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636e40 RCX: 1ff4000000018ec7 [ 109.290985][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636efc [ 109.291175][ T12] RBP: ff1100000613a000 R08: 1fe22000016c6de1 R09: ff11000001aed1d0 [ 109.291370][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 109.291564][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 109.291768][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.291989][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.292147][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 109.292340][ T12] PKRU: 55555554 [ 109.292443][ T12] Call Trace: [ 109.292540][ T12] [ 109.292612][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.292754][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.292851][ T12] netif_close_many (net/core/dev.c:1804) [ 109.292978][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 109.293105][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 109.293262][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 109.293422][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.293553][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.293720][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.293850][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.293977][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.294104][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.294234][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.294373][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.294501][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.294634][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.294773][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.294905][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.295031][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.295156][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.295282][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.295411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.295542][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.295680][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.295804][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.295935][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.296065][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.296190][ T12] kthread (kernel/kthread.c:436) [ 109.296286][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.296531][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.296660][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.296865][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.297023][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.297227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.297358][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.299824][ T12] ------------[ cut here ]------------ | [ 109.300017][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 109.300251][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.300731][ T12] Tainted: [W]=WARN [ 109.300822][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.300973][ T12] Workqueue: netns cleanup_net [ 109.301106][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.301265][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.301732][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.301884][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec3c0 RCX: 1ff4000000018eed [ 109.302062][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec47c [ 109.302246][ T12] RBP: ff110000136ac000 R08: 1fe2200001d3d891 R09: ff11000001aed1d0 [ 109.302430][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.302619][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.302804][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.303013][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.303164][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 109.303355][ T12] PKRU: 55555554 [ 109.303452][ T12] Call Trace: [ 109.303541][ T12] [ 109.303613][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.303775][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.303924][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.304049][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.304172][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.304295][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.304421][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.304545][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.304680][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.304799][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.304929][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.305049][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.305168][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.305291][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.305415][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.305537][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.305675][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.305794][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.305919][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.306045][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.306164][ T12] kthread (kernel/kthread.c:436) [ 109.306256][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.306413][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.306535][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.306670][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.306818][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.306939][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.307060][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.309678][ T12] ------------[ cut here ]------------ | [ 109.309804][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 109.310114][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.311151][ T12] Tainted: [W]=WARN [ 109.311249][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.311450][ T12] Workqueue: netns cleanup_net [ 109.311589][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.311755][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.312186][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.312338][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcaf380 RCX: 1ff4000000018eed [ 109.312565][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf43c [ 109.312806][ T12] RBP: ff11000013691000 R08: 1fe2200001795e89 R09: ff11000001aed1d0 [ 109.312987][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.313166][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.313399][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.313616][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.313775][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 109.313956][ T12] PKRU: 55555554 [ 109.314046][ T12] Call Trace: [ 109.314137][ T12] [ 109.314200][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.314478][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.314790][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.314914][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.315112][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.315232][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.315405][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.315609][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.315740][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.315862][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.315987][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.316109][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.316305][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.316478][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.316610][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.316760][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.316884][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.317005][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.317128][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.317257][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.317429][ T12] kthread (kernel/kthread.c:436) [ 109.317528][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.317698][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.317894][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.318017][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.318170][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.318292][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.318466][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.321409][ T12] ------------[ cut here ]------------ | [ 109.321585][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.321904][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.322468][ T12] Tainted: [W]=WARN [ 109.322615][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.322828][ T12] Workqueue: netns cleanup_net [ 109.323008][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.323224][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.323749][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.323958][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcaf000 RCX: 1ff4000000018eed [ 109.324190][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf0bc [ 109.324436][ T12] RBP: ff1100000e954000 R08: 1fe2200001795e19 R09: ff11000001aed1d0 [ 109.324689][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 109.324927][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.325161][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.325436][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.325655][ T12] CR2: 000055f6c13bc0f8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 109.325899][ T12] PKRU: 55555554 [ 109.326041][ T12] Call Trace: [ 109.326182][ T12] [ 109.326297][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.326523][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.326740][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.326916][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.327093][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.327265][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.327456][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.327642][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.327830][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.328005][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.328184][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.328376][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.328549][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.328739][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.328916][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.329091][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.329270][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.329459][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.329647][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.329837][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.330012][ T12] kthread (kernel/kthread.c:436) [ 109.330157][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.330410][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.330622][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.330810][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.331016][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.331215][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.331425][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.334104][ T12] ------------[ cut here ]------------ | [ 109.334276][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.335430][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.336173][ T12] Tainted: [W]=WARN [ 109.336319][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.336528][ T12] Workqueue: netns cleanup_net [ 109.336726][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.336944][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.337591][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.337813][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcafa80 RCX: 1ff4000000018eed [ 109.338046][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcafb3c [ 109.338366][ T12] RBP: ff110000128bc000 R08: 1fe2200001795f69 R09: ff11000001aed1d0 [ 109.338600][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 109.338922][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.339155][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.339430][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.339643][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 109.339886][ T12] PKRU: 55555554 [ 109.340027][ T12] Call Trace: [ 109.340168][ T12] [ 109.340367][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.340576][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.340796][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.340974][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.341152][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.341326][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.341518][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.341713][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.341890][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.342063][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.342242][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.342449][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.342633][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.342816][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.342996][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.343175][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.343368][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.343544][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.343744][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.343923][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.344129][ T12] kthread (kernel/kthread.c:436) [ 109.344273][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.344491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.344686][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.344862][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.345065][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.345240][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.345504][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.349916][ T12] ------------[ cut here ]------------ | [ 109.350054][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 109.350300][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.350761][ T12] Tainted: [W]=WARN [ 109.350852][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.351007][ T12] Workqueue: netns cleanup_net [ 109.351130][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.351291][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.351738][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.351889][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a740 RCX: 1ff4000000018eed [ 109.352069][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a7fc [ 109.352253][ T12] RBP: ff11000009321000 R08: 1fe220000194d501 R09: ff11000001aed1d0 [ 109.352437][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.352625][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.352813][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.353024][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.353178][ T12] CR2: 00007fbfb4bc6668 CR3: 000000000974a005 CR4: 0000000000771ef0 [ 109.353364][ T12] PKRU: 55555554 [ 109.353461][ T12] Call Trace: [ 109.353553][ T12] [ 109.353624][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.353790][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.353943][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.354065][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.354190][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.354316][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.354449][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.354571][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.354704][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.354830][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.354954][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.355079][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.355201][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.355329][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.355458][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.355588][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.355730][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.355851][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.355976][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.356102][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.356224][ T12] kthread (kernel/kthread.c:436) [ 109.356319][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.356476][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.356601][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.356731][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.356884][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.357011][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.357133][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.360292][ T12] ------------[ cut here ]------------ | [ 109.360429][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 109.360678][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.361159][ T12] Tainted: [W]=WARN [ 109.361253][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.361416][ T12] Workqueue: netns cleanup_net [ 109.361542][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.361713][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.362142][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.362298][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6aac0 RCX: 1ff4000000018eed [ 109.362485][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ab7c [ 109.362679][ T12] RBP: ff11000010059000 R08: 1fe220000194d571 R09: ff11000001aed1d0 [ 109.362857][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.363037][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.363217][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.363440][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.363598][ T12] CR2: 00007fbfb4bc6668 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 109.363789][ T12] PKRU: 55555554 [ 109.363880][ T12] Call Trace: [ 109.363971][ T12] [ 109.364035][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.364189][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.364341][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.364470][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.364607][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.364739][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.364860][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.364987][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.365110][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.365231][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.365361][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.365485][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.365613][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.365741][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.365865][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.365987][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.366111][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.366231][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.366365][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.366491][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.366620][ T12] kthread (kernel/kthread.c:436) [ 109.366717][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.366868][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.366995][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.367121][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.367272][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.367402][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.367524][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.369834][ T12] ------------[ cut here ]------------ | [ 109.369957][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 109.370194][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.370638][ T12] Tainted: [W]=WARN [ 109.370734][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.370885][ T12] Workqueue: netns cleanup_net [ 109.371010][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.371166][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.371718][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.371876][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a740 RCX: 1ff4000000018eed [ 109.372062][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a7fc [ 109.372239][ T12] RBP: ff11000008efc000 R08: 1fe22000004f1501 R09: ff11000001aed1d0 [ 109.372509][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.372700][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.372880][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.373087][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.373239][ T12] CR2: 000055f6c13c0a08 CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 109.373531][ T12] PKRU: 55555554 [ 109.373622][ T12] Call Trace: [ 109.373809][ T12] [ 109.373873][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.374028][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.374177][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.374297][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.374515][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.374641][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.374769][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.374892][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.375015][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.375135][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.375259][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.375476][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.375599][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.375726][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.375845][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.375967][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.376091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.376211][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.376338][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.376557][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.376783][ T12] kthread (kernel/kthread.c:436) [ 109.376873][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.377021][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.377142][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.377264][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.377467][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.377594][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.377722][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.380141][ T12] ------------[ cut here ]------------ | [ 109.380277][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 109.380533][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.380978][ T12] Tainted: [W]=WARN [ 109.381070][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.381222][ T12] Workqueue: netns cleanup_net [ 109.381359][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.381521][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.381971][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.382122][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ba80 RCX: 1ff4000000018eed [ 109.382306][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bb3c [ 109.382491][ T12] RBP: ff110000126a9000 R08: 1fe22000004f1769 R09: ff11000001aed1d0 [ 109.382687][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.382865][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.383046][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.383260][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.383418][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 109.383604][ T12] PKRU: 55555554 [ 109.383700][ T12] Call Trace: [ 109.383789][ T12] [ 109.383852][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.384006][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.384156][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.384276][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.384908][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.385027][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.385147][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.385267][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.385455][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.385576][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.385709][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.385831][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.385952][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.386091][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.386219][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.386342][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.386533][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.386654][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.386786][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.386912][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.387100][ T12] kthread (kernel/kthread.c:436) [ 109.387191][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.387341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.387529][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.387651][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.387807][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.387929][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.388050][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.391041][ T12] ------------[ cut here ]------------ | [ 109.391180][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 109.391429][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.391874][ T12] Tainted: [W]=WARN [ 109.391965][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.392117][ T12] Workqueue: netns cleanup_net [ 109.392250][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.392416][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.392854][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.393006][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a040 RCX: 1ff4000000018eed [ 109.393185][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a0fc [ 109.393370][ T12] RBP: ff11000009289000 R08: 1fe22000004f1421 R09: ff11000001aed1d0 [ 109.393548][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 109.393734][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.393918][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 109.394126][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.394275][ T12] CR2: 00007f4e2a976800 CR3: 000000000982c006 CR4: 0000000000771ef0 [ 109.394463][ T12] PKRU: 55555554 [ 109.394553][ T12] Call Trace: [ 109.394647][ T12] [ 109.394724][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.394879][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.395029][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.395149][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.395270][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.395399][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.395519][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.395645][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.395774][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.395896][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.396025][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.396148][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.396267][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.396391][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.396511][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.396639][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.396767][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.396887][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.397012][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.397136][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.397256][ T12] kthread (kernel/kthread.c:436) [ 109.397357][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.397508][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.397633][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.397760][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.397912][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.398032][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.398157][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.401674][ T12] ------------[ cut here ]------------ | [ 109.401887][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.402433][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.403001][ T12] Tainted: [W]=WARN [ 109.403176][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.403425][ T12] Workqueue: netns cleanup_net [ 109.403635][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.403872][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.404440][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 109.404710][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be740 RCX: 1ff4000000018eed [ 109.404948][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be7fc [ 109.405184][ T12] RBP: ff1100000613a000 R08: 1fe2200001ad7d01 R09: ff11000001aed1d0 [ 109.405474][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 109.405725][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.405964][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.406229][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.406451][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 109.406704][ T12] PKRU: 55555554 [ 109.406847][ T12] Call Trace: [ 109.406987][ T12] [ 109.407111][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.407322][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.407546][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 109.407739][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 109.407923][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.408096][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 109.408270][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.408460][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 109.408646][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.408830][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.409008][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.409182][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.409406][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.409617][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.409802][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.409982][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.410178][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.410374][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.410558][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.410769][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.410961][ T12] kthread (kernel/kthread.c:436) [ 109.411107][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.411319][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.411514][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.411708][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.411949][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.412130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.412307][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.433079][ T12] ------------[ cut here ]------------ | [ 109.433261][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.433642][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.434194][ T12] Tainted: [W]=WARN [ 109.434340][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.434565][ T12] Workqueue: netns cleanup_net [ 109.434766][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.434987][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.435529][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 109.435758][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff4000000018eaf [ 109.436001][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 109.436243][ T12] RBP: ff110000028c9000 R08: 1fe2200001ad7c59 R09: ff11000001aed1d0 [ 109.436499][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 109.436758][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061e9000 [ 109.437001][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.437273][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.437497][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 109.437758][ T12] PKRU: 55555554 [ 109.437902][ T12] Call Trace: [ 109.438049][ T12] [ 109.438167][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.438364][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.438517][ T12] netif_close_many (net/core/dev.c:1804) [ 109.438713][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.438892][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.439072][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.439252][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 109.439446][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 109.439678][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 109.439890][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.440069][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.440276][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.440468][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.440659][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 109.440880][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 109.441062][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 109.441246][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.441438][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 109.441623][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 109.441811][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 109.441992][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.442168][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.442365][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.442547][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.442740][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.442919][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.443096][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.443276][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.443472][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.443673][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.443862][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.444050][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.444229][ T12] kthread (kernel/kthread.c:436) [ 109.444390][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.444603][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.444795][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.444976][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.445187][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.445382][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.445564][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.448128][ T12] ------------[ cut here ]------------ | [ 109.448304][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.448630][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.449189][ T12] Tainted: [W]=WARN [ 109.449335][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.449573][ T12] Workqueue: netns cleanup_net [ 109.449776][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.449992][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.450508][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 109.450737][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd278c0 RCX: 1ff4000000018eaf [ 109.450982][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2797c [ 109.451221][ T12] RBP: ff110000061e9000 R08: 1fe22000017a4f31 R09: ff11000001aed1d0 [ 109.451475][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 109.451733][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 109.451976][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.452248][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.452473][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 109.452736][ T12] PKRU: 55555554 [ 109.452883][ T12] Call Trace: [ 109.453028][ T12] [ 109.453144][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.453326][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 109.453524][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.453690][ T12] netif_close_many (net/core/dev.c:1804) [ 109.453873][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.454050][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.454228][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.454422][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 109.454606][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 109.454828][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 109.455037][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.455217][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.455441][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.455627][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.455816][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 109.456027][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 109.456207][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 109.456401][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.456582][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 109.456778][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 109.456960][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 109.457143][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.457319][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.457514][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.457712][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.457889][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.458069][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.458247][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.458444][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.458634][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.458825][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.459007][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.459189][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.459380][ T12] kthread (kernel/kthread.c:436) [ 109.459529][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.459756][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.459938][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.460117][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.460326][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.460518][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.460712][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.463634][ T12] ------------[ cut here ]------------ | [ 109.463822][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.464109][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.465273][ T12] Tainted: [W]=WARN [ 109.465493][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.465824][ T12] Workqueue: netns cleanup_net [ 109.466058][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.466316][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.466911][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 109.467162][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba740 RCX: 1ff4000000018ed5 [ 109.467470][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba7fc [ 109.467782][ T12] RBP: ff110000028c9000 R08: 1fe2200000af7501 R09: ff11000001aed1d0 [ 109.468077][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 109.468391][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.468688][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.469029][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.469278][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 109.469575][ T12] PKRU: 55555554 [ 109.469780][ T12] Call Trace: [ 109.469996][ T12] [ 109.470156][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.470431][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.470702][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.470925][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.471145][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 109.471417][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 109.471650][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.471882][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 109.472101][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 109.472326][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 109.472563][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.472801][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.473027][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.473248][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.473479][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.473722][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.473943][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.474170][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.474411][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.474642][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.474881][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.475105][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.475324][ T12] kthread (kernel/kthread.c:436) [ 109.475530][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.475803][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.476025][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.476245][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.476509][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.476748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.476970][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.480534][ T12] ------------[ cut here ]------------ | [ 109.480714][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.481004][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.481633][ T12] Tainted: [W]=WARN [ 109.481848][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.482099][ T12] Workqueue: netns cleanup_net [ 109.482325][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.482611][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.483154][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 109.483422][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba040 RCX: 1ff4000000018ed5 [ 109.483733][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba0fc [ 109.484015][ T12] RBP: ff110000061e9000 R08: 1fe2200000af7421 R09: ff11000001aed1d0 [ 109.484303][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 109.484606][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.484900][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.485212][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.485479][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 109.485782][ T12] PKRU: 55555554 [ 109.485969][ T12] Call Trace: [ 109.486157][ T12] [ 109.486318][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.486593][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.486861][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.487082][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.487302][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 109.487576][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 109.487819][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.488040][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 109.488261][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 109.488503][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 109.488745][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.488968][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.489191][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.489427][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.489730][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.490022][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.490336][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.490583][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.490776][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.490950][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.491128][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.491306][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.491495][ T12] kthread (kernel/kthread.c:436) [ 109.491650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.491864][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.492039][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.492214][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.492432][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.492609][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.492793][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.504643][ T12] ------------[ cut here ]------------ | [ 109.504834][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 109.505123][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.505703][ T12] Tainted: [W]=WARN [ 109.505843][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.506047][ T12] Workqueue: netns cleanup_net [ 109.506224][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.506449][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.506947][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 109.507154][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984200 RCX: 1ff4000000018ed5 [ 109.507397][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9842bc [ 109.507634][ T12] RBP: ff1100000d8bc000 R08: 1fe2200001930859 R09: ff11000001aed1d0 [ 109.507899][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 109.508136][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 109.508382][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 109.508655][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.508866][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 109.509098][ T12] PKRU: 55555554 [ 109.509242][ T12] Call Trace: [ 109.509397][ T12] [ 109.509512][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 109.509739][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 109.509940][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 109.510112][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.510288][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 109.510509][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 109.510706][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.510880][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 109.511053][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 109.511226][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 109.511415][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 109.511587][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.511776][ T12] cleanup_net (net/core/net_namespace.c:702) [ 109.511969][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 109.512143][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 109.512319][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.512505][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.512700][ T12] process_one_work (kernel/workqueue.c:3314) [ 109.512878][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 109.513048][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.513225][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 109.513419][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 109.513593][ T12] kthread (kernel/kthread.c:436) [ 109.513747][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.513949][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.514122][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 109.514296][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 109.514512][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 109.514704][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 109.514879][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 109.523735][ T2340] ------------[ cut here ]------------ | [ 109.523888][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2340 | [ 109.524150][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.524609][ T2340] Tainted: [W]=WARN [ 109.524742][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.524910][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.525083][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.525565][ T2340] RSP: 0018:ffa0000001fbfa80 EFLAGS: 00010286 [ 109.525744][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000a186ac0 RCX: 1ff40000003f7f16 [ 109.525947][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186b7c [ 109.526146][ T2340] RBP: ff1100000fc19000 R08: 1fe2200001430d71 R09: ff1100000f96ae80 [ 109.526351][ T2340] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.526551][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc19000 [ 109.526767][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.527004][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.527171][ T2340] CR2: 00007fb724cca430 CR3: 000000000974a005 CR4: 0000000000771ef0 [ 109.527379][ T2340] PKRU: 55555554 [ 109.527479][ T2340] Call Trace: [ 109.527585][ T2340] [ 109.527657][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.527799][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.527933][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.528035][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.528169][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.528337][ T2340] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.528481][ T2340] register_netdev (net/core/dev.c:11552) [ 109.528622][ T2340] loopback_net_init (drivers/net/loopback.c:218) [ 109.528765][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.528868][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.528968][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.529100][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.529234][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.529375][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.529517][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.529658][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.529803][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.529941][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.530075][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.530209][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.530344][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.530488][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.530625][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.530768][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.530899][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.531031][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.531164][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.531330][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.531478][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.531963][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.532166][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.532372][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.532580][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.532802][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.533003][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.537340][ T2340] ------------[ cut here ]------------ | [ 109.537543][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2340 | [ 109.537816][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.538253][ T2340] Tainted: [W]=WARN [ 109.538359][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.538526][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.538704][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.539174][ T2340] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 109.539343][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000cf50c80 RCX: 1ff40000003f7ee9 [ 109.539551][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50d3c [ 109.539761][ T2340] RBP: ff1100000925c000 R08: 1fe22000019ea1a9 R09: ff1100000f96ae80 [ 109.539961][ T2340] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.540173][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000925c000 [ 109.540378][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.540617][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.540794][ T2340] CR2: 00007fb724cca430 CR3: 000000000974a005 CR4: 0000000000771ef0 [ 109.540994][ T2340] PKRU: 55555554 [ 109.541093][ T2340] Call Trace: [ 109.541193][ T2340] [ 109.541263][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.541402][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.541536][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.541645][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.541788][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.541953][ T2340] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.542088][ T2340] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.542222][ T2340] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.542360][ T2340] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.542495][ T2340] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.542633][ T2340] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.542774][ T2340] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.542909][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.543015][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.543117][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.543264][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.543402][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.543539][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.543684][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.543819][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.543958][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.544091][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.544225][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.544363][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.544502][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.544642][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.544780][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.544912][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.545044][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.545176][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.545309][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.545482][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.545626][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.546103][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.546303][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.546518][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.546726][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.546923][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.547121][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.551159][ T2340] ------------[ cut here ]------------ | [ 109.551304][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2340 | [ 109.552092][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.552601][ T2340] Tainted: [W]=WARN [ 109.552707][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.552875][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.553049][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.553594][ T2340] RSP: 0018:ffa0000001fbf8f8 EFLAGS: 00010286 [ 109.553828][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000c4143c0 RCX: 1ff40000003f7ee5 [ 109.554031][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41447c [ 109.554232][ T2340] RBP: ff1100000a2c1000 R08: 1fe2200001882891 R09: ff1100000f96ae80 [ 109.554493][ T2340] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.554701][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c1000 [ 109.554903][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.555142][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.555309][ T2340] CR2: 00007fb724cca430 CR3: 000000000974a005 CR4: 0000000000771ef0 [ 109.555568][ T2340] PKRU: 55555554 [ 109.555677][ T2340] Call Trace: [ 109.555778][ T2340] [ 109.555848][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.555982][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.556117][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.556219][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.556412][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.556588][ T2340] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.556731][ T2340] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.556866][ T2340] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.556999][ T2340] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.557137][ T2340] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.557273][ T2340] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.557467][ T2340] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 109.557607][ T2340] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 109.557749][ T2340] vti_init_net (net/ipv4/ip_vti.c:517) [ 109.557884][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.557987][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.558091][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.558227][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.558417][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.558555][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.558702][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.558841][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.558976][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.559110][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.559246][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.559436][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.559573][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.559721][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.559856][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.559989][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.560123][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.560257][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.560450][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.560623][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.560777][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.561264][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.561527][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.561737][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.561941][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.562142][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.562344][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.567034][ T2340] ------------[ cut here ]------------ | [ 109.567188][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2340 | [ 109.567468][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.567929][ T2340] Tainted: [W]=WARN [ 109.568030][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.568202][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.568382][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.568873][ T2340] RSP: 0018:ffa0000001fbfa78 EFLAGS: 00010286 [ 109.569046][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff40000003f7f15 [ 109.569245][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 109.569456][ T2340] RBP: ff11000009bbc000 R08: 1fe2200001f77da9 R09: ff1100000f96ae80 [ 109.569667][ T2340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.569869][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bbc000 [ 109.570072][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.570309][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.570485][ T2340] CR2: 000055bf4699b438 CR3: 000000000974a004 CR4: 0000000000771ef0 [ 109.570700][ T2340] PKRU: 55555554 [ 109.570801][ T2340] Call Trace: [ 109.570901][ T2340] [ 109.570971][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.571107][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.571241][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.571343][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.571485][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.571656][ T2340] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.571801][ T2340] register_netdev (net/core/dev.c:11552) [ 109.571936][ T2340] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 109.572072][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.572175][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.572278][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.572417][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.572549][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.572698][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.572835][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.572970][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.573105][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.573239][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.573379][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.573512][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.573651][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.573796][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.573930][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.574062][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.574193][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.574326][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.574463][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.574630][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.574776][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.575249][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.575455][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.575658][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.575864][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.576061][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.576262][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.581015][ T2340] ------------[ cut here ]------------ | [ 109.581161][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2340 | [ 109.581432][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.581888][ T2340] Tainted: [W]=WARN [ 109.581989][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.582163][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.582336][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.582831][ T2340] RSP: 0018:ffa0000001fbfa68 EFLAGS: 00010286 [ 109.583000][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff40000003f7f13 [ 109.583199][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 109.583407][ T2340] RBP: ff11000010061000 R08: 1fe2200001f77d01 R09: ff1100000f96ae80 [ 109.583621][ T2340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.583827][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010061000 [ 109.584028][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.584266][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.584449][ T2340] CR2: 000055bf4699b438 CR3: 000000000974a004 CR4: 0000000000771ef0 [ 109.584656][ T2340] PKRU: 55555554 [ 109.584761][ T2340] Call Trace: [ 109.584860][ T2340] [ 109.584929][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.585062][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.585197][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.585300][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.585441][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.585617][ T2340] register_netdev (net/core/dev.c:11552) [ 109.585758][ T2340] sit_init_net (net/ipv6/sit.c:1860) [ 109.585895][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.585997][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.586099][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.586231][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.586378][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.586515][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.586654][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.586794][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.586928][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.587067][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.587199][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.587332][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.587472][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.587612][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.587750][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.587891][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.588035][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.588167][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.588303][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.588475][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.588619][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.589104][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.589304][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.589505][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.589715][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.589918][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.590113][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.594906][ T2340] ------------[ cut here ]------------ | [ 109.595047][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2340 | [ 109.595308][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.595768][ T2340] Tainted: [W]=WARN [ 109.595867][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.596031][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.596204][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.596710][ T2340] RSP: 0018:ffa0000001fbfa78 EFLAGS: 00010286 [ 109.596882][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000bf6da80 RCX: 1ff40000003f7f15 [ 109.597082][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6db3c [ 109.597282][ T2340] RBP: ff1100000fee9000 R08: 1fe22000017edb69 R09: ff1100000f96ae80 [ 109.597492][ T2340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.597701][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fee9000 [ 109.597904][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.598140][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.598308][ T2340] CR2: 000055bf4699b438 CR3: 000000000974a004 CR4: 0000000000771ef0 [ 109.598518][ T2340] PKRU: 55555554 [ 109.598624][ T2340] Call Trace: [ 109.598731][ T2340] [ 109.598800][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.598937][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.599070][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.599172][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.599307][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.599479][ T2340] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.599622][ T2340] register_netdev (net/core/dev.c:11552) [ 109.599765][ T2340] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 109.599900][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.600002][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.600103][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.600236][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.600379][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.600519][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.600659][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.600801][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.600933][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.601065][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.601205][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.601338][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.601481][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.601624][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.601763][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.601896][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.602030][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.602163][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.602297][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.602467][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.602612][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.603114][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.603313][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.603525][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.603732][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.603929][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.604137][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.608082][ T2340] ------------[ cut here ]------------ | [ 109.608221][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2340 | [ 109.608491][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.608935][ T2340] Tainted: [W]=WARN [ 109.609034][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.609199][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.609375][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.609858][ T2340] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 109.610023][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000bf6d8c0 RCX: 1ff40000003f7ee9 [ 109.610218][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d97c [ 109.610423][ T2340] RBP: ff110000078a1000 R08: 1fe22000017edb31 R09: ff1100000f96ae80 [ 109.610625][ T2340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.610827][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000078a1000 [ 109.611026][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.611259][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.611429][ T2340] CR2: 000055bf4699b438 CR3: 000000000974a004 CR4: 0000000000771ef0 [ 109.611629][ T2340] PKRU: 55555554 [ 109.611736][ T2340] Call Trace: [ 109.611835][ T2340] [ 109.611902][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.612035][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.612169][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.612271][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.612410][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.612575][ T2340] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.612721][ T2340] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.612852][ T2340] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.612995][ T2340] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.613133][ T2340] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.613266][ T2340] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.613405][ T2340] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.613540][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.613646][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.613753][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.613885][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.614016][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.614150][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.614285][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.614425][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.614557][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.614698][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.614829][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.614967][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.615099][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.615233][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.615370][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.615502][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.615637][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.615776][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.615907][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.616071][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.616207][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.616690][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.616888][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.617095][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.617293][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.617496][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.617729][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.638765][ T2340] ------------[ cut here ]------------ | [ 109.638931][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2340 | [ 109.639190][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.639670][ T2340] Tainted: [W]=WARN [ 109.639774][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.639939][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.640120][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.640599][ T2340] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 109.640771][ T2340] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff40000003f7ee9 [ 109.640980][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 109.641176][ T2340] RBP: ff11000012814000 R08: 1fe2200001f451a9 R09: ff1100000f96ae80 [ 109.641376][ T2340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.641574][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012814000 [ 109.641781][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.642013][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.642204][ T2340] CR2: 000055bf4699b438 CR3: 000000000974a004 CR4: 0000000000771ef0 [ 109.642435][ T2340] PKRU: 55555554 [ 109.642537][ T2340] Call Trace: [ 109.642642][ T2340] [ 109.642717][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.642855][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.642988][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.643090][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.643224][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.643393][ T2340] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.643541][ T2340] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.643685][ T2340] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.643817][ T2340] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.643952][ T2340] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.644087][ T2340] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.644222][ T2340] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.644378][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.644480][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.644585][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.644726][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.644857][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.644991][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.645169][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.645304][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.645455][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.645591][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.645729][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.645860][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.645993][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.646128][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.646262][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.646398][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.646530][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.646672][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.646805][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.646968][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.647105][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.647583][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.647790][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.647987][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.648181][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.648384][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.648592][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.653467][ T2340] ------------[ cut here ]------------ | [ 109.653622][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2340 | [ 109.653919][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.654362][ T2340] Tainted: [W]=WARN [ 109.654463][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.654629][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.654804][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.655285][ T2340] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 109.655459][ T2340] RAX: 00000000ffffffa6 RBX: ff110000104df1c0 RCX: 1ff40000003f7ee9 [ 109.655658][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df27c [ 109.655866][ T2340] RBP: ff1100000d8b9000 R08: 1fe220000209be51 R09: ff1100000f96ae80 [ 109.656078][ T2340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.656273][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8b9000 [ 109.656479][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.656725][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.656890][ T2340] CR2: 000055bf4699b438 CR3: 000000000974a004 CR4: 0000000000771ef0 [ 109.657093][ T2340] PKRU: 55555554 [ 109.657209][ T2340] Call Trace: [ 109.657307][ T2340] [ 109.657381][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.657526][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.657668][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.657772][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.657908][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.658074][ T2340] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.658207][ T2340] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.658338][ T2340] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.658479][ T2340] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.658619][ T2340] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.658758][ T2340] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.658893][ T2340] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.659027][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.659129][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.659229][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.659365][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.659498][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.659634][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.659773][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.659907][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.660041][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.660171][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.660304][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.660444][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.660578][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.660740][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.660876][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.661009][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.661142][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.661276][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.661412][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.661575][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.661721][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.662191][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.662394][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.662594][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.662814][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.663012][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.663210][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.667638][ T2340] ------------[ cut here ]------------ | [ 109.667782][ T2340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2340 | [ 109.668053][ T2340] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.668508][ T2340] Tainted: [W]=WARN [ 109.668614][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.668789][ T2340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.668967][ T2340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.669450][ T2340] RSP: 0018:ffa0000001fbfa70 EFLAGS: 00010286 [ 109.669627][ T2340] RAX: 00000000ffffffa6 RBX: ff110000104de040 RCX: 1ff40000003f7f14 [ 109.669853][ T2340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de0fc [ 109.670058][ T2340] RBP: ff11000006064000 R08: 1fe220000209bc21 R09: ff1100000f96ae80 [ 109.670260][ T2340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.670478][ T2340] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006064000 [ 109.670692][ T2340] FS: 00007fb724ac3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.670938][ T2340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.671108][ T2340] CR2: 000055bf4699b438 CR3: 000000000974a004 CR4: 0000000000771ef0 [ 109.671313][ T2340] PKRU: 55555554 [ 109.671440][ T2340] Call Trace: [ 109.671544][ T2340] [ 109.671618][ T2340] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.671762][ T2340] ? notifier_call_chain (kernel/notifier.c:85) [ 109.671898][ T2340] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.672005][ T2340] register_netdevice (net/core/dev.c:11488) [ 109.672142][ T2340] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.672334][ T2340] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.672475][ T2340] register_netdev (net/core/dev.c:11552) [ 109.672616][ T2340] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 109.672761][ T2340] ops_init (net/core/net_namespace.c:137) [ 109.672865][ T2340] setup_net (net/core/net_namespace.c:446) [ 109.672968][ T2340] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.673103][ T2340] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.673240][ T2340] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.673382][ T2340] copy_net_ns (net/core/net_namespace.c:579) [ 109.673519][ T2340] create_new_namespaces (kernel/nsproxy.c:132) [ 109.673668][ T2340] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.673805][ T2340] ksys_unshare (kernel/fork.c:3243) [ 109.673938][ T2340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.674074][ T2340] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.674212][ T2340] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.674367][ T2340] ? __ia32_sys_open (fs/open.c:1374) [ 109.674511][ T2340] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.674652][ T2340] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.674806][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.674942][ T2340] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.675077][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.675210][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.675384][ T2340] RIP: 0033:0x7fb724d85bcb [ 109.675526][ T2340] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.676021][ T2340] RSP: 002b:00007ffffbf15088 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.676223][ T2340] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb724d85bcb [ 109.676428][ T2340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.676634][ T2340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.676852][ T2340] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffffbf172b0 [ 109.677055][ T2340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffbf18877 | [ 109.715633][ T2341] ------------[ cut here ]------------ | [ 109.715824][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2341 | [ 109.716094][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.716550][ T2341] Tainted: [W]=WARN [ 109.716658][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.716833][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.717006][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.717494][ T2341] RSP: 0018:ffa000000223fa80 EFLAGS: 00010286 [ 109.717672][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000a186900 RCX: 1ff4000000447f16 [ 109.717871][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1869bc [ 109.718069][ T2341] RBP: ff11000010024000 R08: 1fe2200001430d39 R09: ff1100000f96d180 [ 109.718270][ T2341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.718476][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010024000 [ 109.718720][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.718966][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.719142][ T2341] CR2: 00007fc18786f493 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.719351][ T2341] PKRU: 55555554 [ 109.719453][ T2341] Call Trace: [ 109.719553][ T2341] [ 109.719627][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.719769][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.719913][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.720016][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.720152][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.720320][ T2341] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.720461][ T2341] register_netdev (net/core/dev.c:11552) [ 109.720597][ T2341] loopback_net_init (drivers/net/loopback.c:218) [ 109.720736][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.720839][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.720947][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.721080][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.721213][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.721352][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.721500][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.721642][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.721785][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.721920][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.722055][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.722189][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.722325][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.722468][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.722607][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.722748][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.722888][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.723022][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.723155][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.723323][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.723470][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.723957][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.724161][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.724368][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.724570][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.724803][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.725005][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.729299][ T2341] ------------[ cut here ]------------ | [ 109.729444][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2341 | [ 109.729737][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.730178][ T2341] Tainted: [W]=WARN [ 109.730281][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.730458][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.730636][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.731120][ T2341] RSP: 0018:ffa000000223f918 EFLAGS: 00010286 [ 109.731293][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000ffe0200 RCX: 1ff4000000447ee9 [ 109.731499][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe02bc [ 109.731711][ T2341] RBP: ff1100000ff81000 R08: 1fe2200001ffc059 R09: ff1100000f96d180 [ 109.731921][ T2341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.732124][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff81000 [ 109.732333][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.732581][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.732770][ T2341] CR2: 00007fc18786f493 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.732974][ T2341] PKRU: 55555554 [ 109.733075][ T2341] Call Trace: [ 109.733174][ T2341] [ 109.733244][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.733386][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.733522][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.733630][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.733792][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.733962][ T2341] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.734098][ T2341] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.734234][ T2341] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.734373][ T2341] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.734508][ T2341] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.734647][ T2341] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.734789][ T2341] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.734925][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.735028][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.735130][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.735264][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.735407][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.735546][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.735692][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.735829][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.735963][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.736097][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.736230][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.736371][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.736509][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.736650][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.736792][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.736925][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.737057][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.737191][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.737326][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.737496][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.737640][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.738123][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.738325][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.738529][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.738737][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.738947][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.739146][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.743093][ T2341] ------------[ cut here ]------------ | [ 109.743246][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2341 | [ 109.743523][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.743984][ T2341] Tainted: [W]=WARN [ 109.744089][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.744261][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.744443][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.744943][ T2341] RSP: 0018:ffa000000223f8f8 EFLAGS: 00010286 [ 109.745113][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000ca6b380 RCX: 1ff4000000447ee5 [ 109.745316][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b43c [ 109.745526][ T2341] RBP: ff11000008adc000 R08: 1fe220000194d689 R09: ff1100000f96d180 [ 109.745804][ T2341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.746006][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008adc000 [ 109.746211][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.746453][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.746629][ T2341] CR2: 00007fc18786f493 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.746838][ T2341] PKRU: 55555554 [ 109.746941][ T2341] Call Trace: [ 109.747043][ T2341] [ 109.747113][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.747250][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.747391][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.747497][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.747641][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.747815][ T2341] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.747952][ T2341] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.748088][ T2341] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.748224][ T2341] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.748364][ T2341] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.748513][ T2341] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.748656][ T2341] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 109.748803][ T2341] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 109.748950][ T2341] vti_init_net (net/ipv4/ip_vti.c:517) [ 109.749085][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.749190][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.749293][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.749429][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.749567][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.749713][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.749852][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.749989][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.750124][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.750258][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.750418][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.750558][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.750706][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.750843][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.750977][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.751112][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.751248][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.751389][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.751527][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.751703][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.751845][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.752330][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.752540][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.752750][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.752951][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.753152][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.753364][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.757541][ T2341] ------------[ cut here ]------------ | [ 109.757699][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2341 | [ 109.757964][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.758421][ T2341] Tainted: [W]=WARN [ 109.758522][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.758700][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.758876][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.759367][ T2341] RSP: 0018:ffa000000223fa78 EFLAGS: 00010286 [ 109.759544][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000eed9540 RCX: 1ff4000000447f15 [ 109.759757][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed95fc [ 109.759958][ T2341] RBP: ff110000128cc000 R08: 1fe2200001ddb2c1 R09: ff1100000f96d180 [ 109.760159][ T2341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.760361][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128cc000 [ 109.760569][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.760815][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.760981][ T2341] CR2: 00007fc18786f493 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.761184][ T2341] PKRU: 55555554 [ 109.761284][ T2341] Call Trace: [ 109.761389][ T2341] [ 109.761459][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.761597][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.761737][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.761839][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.761973][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.762139][ T2341] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.762275][ T2341] register_netdev (net/core/dev.c:11552) [ 109.762415][ T2341] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 109.762551][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.762664][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.762766][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.762989][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.763123][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.763260][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.763397][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.763631][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.763769][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.763902][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.764036][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.764257][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.764395][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.764530][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.764675][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.764895][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.765029][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.765162][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.765297][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.765467][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.765609][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.766180][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.766385][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.766685][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.766883][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.767078][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.767371][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.771931][ T2341] ------------[ cut here ]------------ | [ 109.772074][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2341 | [ 109.772552][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.773007][ T2341] Tainted: [W]=WARN [ 109.773107][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.773274][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.773455][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.774026][ T2341] RSP: 0018:ffa000000223fa68 EFLAGS: 00010286 [ 109.774193][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000b74f1c0 RCX: 1ff4000000447f13 [ 109.774396][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f27c [ 109.774596][ T2341] RBP: ff110000137c9000 R08: 1fe22000016e9e51 R09: ff1100000f96d180 [ 109.774801][ T2341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.775093][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000137c9000 [ 109.775291][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.775625][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.775803][ T2341] CR2: 00007fc18786f493 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.776002][ T2341] PKRU: 55555554 [ 109.776102][ T2341] Call Trace: [ 109.776287][ T2341] [ 109.776360][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.776497][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.776642][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.776748][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.776970][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.777137][ T2341] register_netdev (net/core/dev.c:11552) [ 109.777269][ T2341] sit_init_net (net/ipv6/sit.c:1860) [ 109.777406][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.777596][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.777701][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.777836][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.777971][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.778191][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.778326][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.778465][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.778600][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.778822][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.778954][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.779086][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.779218][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.779445][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.779579][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.779720][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.779852][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.780070][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.780201][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.780370][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.780516][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.781090][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.781381][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.781580][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.781793][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.782078][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.782273][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.787457][ T2341] ------------[ cut here ]------------ | [ 109.787601][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2341 | [ 109.787954][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.788930][ T2341] Tainted: [W]=WARN [ 109.789032][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.789199][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.789435][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.789913][ T2341] RSP: 0018:ffa000000223fa78 EFLAGS: 00010286 [ 109.790081][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000bc171c0 RCX: 1ff4000000447f15 [ 109.790280][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bc1727c [ 109.790538][ T2341] RBP: ff11000009ae4000 R08: 1fe2200001782e51 R09: ff1100000f96d180 [ 109.790748][ T2341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 109.790945][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ae4000 [ 109.791204][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.791496][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.791672][ T2341] CR2: 00007fc18786f493 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.791872][ T2341] PKRU: 55555554 [ 109.791971][ T2341] Call Trace: [ 109.792070][ T2341] [ 109.792139][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.792274][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.792463][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.792564][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.792711][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.792874][ T2341] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.793009][ T2341] register_netdev (net/core/dev.c:11552) [ 109.793143][ T2341] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 109.793276][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.793434][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.793537][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.793678][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.793811][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.793946][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.794080][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.794215][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.794405][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.794537][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.794681][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.794815][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.794948][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.795082][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.795214][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.795401][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.795534][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.795678][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.795811][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.795983][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.796214][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.796846][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.797045][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.797239][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.797496][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.797701][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.797898][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.807903][ T2341] ------------[ cut here ]------------ | [ 109.808066][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2341 | [ 109.808329][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.808852][ T2341] Tainted: [W]=WARN [ 109.808954][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.809119][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.809290][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.809779][ T2341] RSP: 0018:ffa000000223f918 EFLAGS: 00010286 [ 109.809948][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000bb85000 RCX: 1ff4000000447ee9 [ 109.810149][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb850bc [ 109.810352][ T2341] RBP: ff11000013681000 R08: 1fe2200001770a19 R09: ff1100000f96d180 [ 109.810549][ T2341] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 109.810761][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013681000 [ 109.810958][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 109.811189][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.811361][ T2341] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.811560][ T2341] PKRU: 55555554 [ 109.811693][ T2341] Call Trace: [ 109.811793][ T2341] [ 109.811862][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.811995][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.812140][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.812635][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.812776][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.812944][ T2341] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.813079][ T2341] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.813210][ T2341] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.813341][ T2341] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.813556][ T2341] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.813705][ T2341] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.813839][ T2341] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.813972][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.814073][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.814175][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.814304][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.814441][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.814596][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.814735][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.814869][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.815001][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.815132][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.815264][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.815400][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.815535][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.815678][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.815823][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.815953][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.816083][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.816214][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.816344][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.816517][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.816665][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.817133][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.817330][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.817700][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.817910][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.818106][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.818301][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.822552][ T2341] ------------[ cut here ]------------ | [ 109.822698][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2341 | [ 109.822961][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.823410][ T2341] Tainted: [W]=WARN [ 109.823512][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.823690][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.823864][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.824345][ T2341] RSP: 0018:ffa000000223f918 EFLAGS: 00010286 [ 109.824518][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000944da80 RCX: 1ff4000000447ee9 [ 109.824727][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000944db3c [ 109.824924][ T2341] RBP: ff11000013709000 R08: 1fe2200001289b69 R09: ff1100000f96d180 [ 109.825120][ T2341] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 109.825315][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013709000 [ 109.825543][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 109.825787][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.825952][ T2341] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.826148][ T2341] PKRU: 55555554 [ 109.826247][ T2341] Call Trace: [ 109.826345][ T2341] [ 109.826419][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.826560][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.826701][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.826801][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.826934][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.827097][ T2341] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.827229][ T2341] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.827366][ T2341] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.827497][ T2341] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.827636][ T2341] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.827783][ T2341] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.827917][ T2341] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.828050][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.828152][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.828251][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.828387][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.828521][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.828665][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.828799][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.828933][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.829067][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.829198][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.829330][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.829469][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.829606][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.829743][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.829873][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.830004][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.830144][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.830286][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.830427][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.830595][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.830738][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.831204][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.831407][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.831611][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.831812][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.832009][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.832203][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.836620][ T2341] ------------[ cut here ]------------ | [ 109.836763][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2341 | [ 109.837021][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.837466][ T2341] Tainted: [W]=WARN [ 109.837566][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.837741][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.837915][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.838389][ T2341] RSP: 0018:ffa000000223f918 EFLAGS: 00010286 [ 109.838555][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000ff5a200 RCX: 1ff4000000447ee9 [ 109.838761][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a2bc [ 109.838959][ T2341] RBP: ff11000013724000 R08: 1fe2200001feb459 R09: ff1100000f96d180 [ 109.839154][ T2341] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 109.839354][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013724000 [ 109.839579][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 109.839825][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.839995][ T2341] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.840191][ T2341] PKRU: 55555554 [ 109.840289][ T2341] Call Trace: [ 109.840392][ T2341] [ 109.840461][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.840596][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.840735][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.840837][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.840971][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.841136][ T2341] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.841270][ T2341] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 109.841407][ T2341] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 109.841538][ T2341] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 109.841682][ T2341] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 109.841814][ T2341] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 109.841956][ T2341] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 109.842088][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.842190][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.842290][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.842425][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.842560][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.842701][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.842833][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.842977][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.843114][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.843245][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.843381][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.843515][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.843655][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.843796][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.843927][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.844058][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.844187][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.844319][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.844459][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.844626][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.844768][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.845238][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.845440][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.845643][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.845844][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.846039][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.846233][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.857999][ T2341] ------------[ cut here ]------------ | [ 109.858157][ T2341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2341 | [ 109.858955][ T2341] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.859467][ T2341] Tainted: [W]=WARN [ 109.859569][ T2341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.859752][ T2341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.859927][ T2341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.860463][ T2341] RSP: 0018:ffa000000223fa70 EFLAGS: 00010286 [ 109.860641][ T2341] RAX: 00000000ffffffa6 RBX: ff1100000cb0f1c0 RCX: 1ff4000000447f14 [ 109.860847][ T2341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f27c [ 109.861047][ T2341] RBP: ff1100000ff84000 R08: 1fe2200001961e51 R09: ff1100000f96d180 [ 109.861247][ T2341] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 109.861509][ T2341] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff84000 [ 109.861725][ T2341] FS: 00007fc1874f6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 109.861959][ T2341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.862156][ T2341] CR2: 00007f4e2aaa0f98 CR3: 00000000106e4001 CR4: 0000000000771ef0 [ 109.862416][ T2341] PKRU: 55555554 [ 109.862519][ T2341] Call Trace: [ 109.862626][ T2341] [ 109.862702][ T2341] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.862839][ T2341] ? notifier_call_chain (kernel/notifier.c:85) [ 109.862974][ T2341] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.863077][ T2341] register_netdevice (net/core/dev.c:11488) [ 109.863212][ T2341] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 109.863435][ T2341] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.863570][ T2341] register_netdev (net/core/dev.c:11552) [ 109.863715][ T2341] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 109.863851][ T2341] ops_init (net/core/net_namespace.c:137) [ 109.863954][ T2341] setup_net (net/core/net_namespace.c:446) [ 109.864056][ T2341] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 109.864191][ T2341] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 109.864325][ T2341] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 109.864517][ T2341] copy_net_ns (net/core/net_namespace.c:579) [ 109.864666][ T2341] create_new_namespaces (kernel/nsproxy.c:132) [ 109.864811][ T2341] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 109.864946][ T2341] ksys_unshare (kernel/fork.c:3243) [ 109.865079][ T2341] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.865213][ T2341] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 109.865403][ T2341] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 109.865540][ T2341] ? __ia32_sys_open (fs/open.c:1374) [ 109.865687][ T2341] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 109.865822][ T2341] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 109.865954][ T2341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.866087][ T2341] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.866219][ T2341] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.866408][ T2341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.866575][ T2341] RIP: 0033:0x7fc1877b8bcb [ 109.866724][ T2341] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 109.867201][ T2341] RSP: 002b:00007ffccb66db78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 109.867458][ T2341] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1877b8bcb [ 109.867665][ T2341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 109.867864][ T2341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 109.868063][ T2341] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffccb66fda0 [ 109.868262][ T2341] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccb671877 | [ 109.903088][ T2342] ------------[ cut here ]------------ | [ 109.903247][ T2342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2342 | [ 109.903527][ T2342] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.903995][ T2342] Tainted: [W]=WARN [ 109.904097][ T2342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.904267][ T2342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.904450][ T2342] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.904942][ T2342] RSP: 0018:ffa000000224ee30 EFLAGS: 00010286 [ 109.905116][ T2342] RAX: 00000000ffffffa6 RBX: ff110000095091c0 RCX: 1ff4000000449d8c [ 109.905323][ T2342] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000950927c [ 109.905530][ T2342] RBP: ff110000128d9000 R08: 1fe22000012a1251 R09: ff1100000ea5d180 [ 109.905741][ T2342] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.905942][ T2342] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f48788 [ 109.906147][ T2342] FS: 00007f7d20276840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.906389][ T2342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.906562][ T2342] CR2: 000000000042ebe0 CR3: 000000000974a006 CR4: 0000000000771ef0 [ 109.906776][ T2342] PKRU: 55555554 [ 109.906876][ T2342] Call Trace: [ 109.906977][ T2342] [ 109.907047][ T2342] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.907184][ T2342] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.907286][ T2342] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 109.907463][ T2342] __dev_notify_flags (net/core/dev.c:9787) [ 109.907605][ T2342] ? netif_change_name (net/core/dev.c:1495) [ 109.907747][ T2342] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 109.907908][ T2342] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 109.908044][ T2342] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 109.908181][ T2342] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 109.908317][ T2342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.908460][ T2342] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 109.908597][ T2342] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 109.908736][ T2342] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 109.908874][ T2342] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 109.909012][ T2342] veth_newlink (drivers/net/veth.c:1871) [ 109.909148][ T2342] ? veth_poll_controller (drivers/net/veth.c:1470) [ 109.909283][ T2342] ? kasan_save_stack (mm/kasan/common.c:57) [ 109.909425][ T2342] ? kasan_save_track (mm/kasan/common.c:78) [ 109.909560][ T2342] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 109.909721][ T2342] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 109.909854][ T2342] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 109.909991][ T2342] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 109.910126][ T2342] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.910262][ T2342] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 109.910407][ T2342] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 109.910545][ T2342] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 109.910692][ T2342] ? __dev_get_by_name (net/core/dev.c:883) [ 109.910825][ T2342] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 109.910965][ T2342] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 109.911104][ T2342] rtnl_newlink (net/core/rtnetlink.c:4150) [ 109.911240][ T2342] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.911380][ T2342] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 109.911515][ T2342] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 109.911654][ T2342] ? mark_usage (kernel/locking/lockdep.c:4674) [ 109.911794][ T2342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.911932][ T2342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.912068][ T2342] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 109.912204][ T2342] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 109.912339][ T2342] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 109.912479][ T2342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.912619][ T2342] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 109.912764][ T2342] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.912898][ T2342] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 109.913033][ T2342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 109.913169][ T2342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.913304][ T2342] ? netlink_ack (./include/linux/skbuff.h:2718) [ 109.913449][ T2342] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 109.913590][ T2342] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 109.913734][ T2342] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 109.913871][ T2342] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 109.914006][ T2342] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 109.914143][ T2342] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 109.914279][ T2342] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.914421][ T2342] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 109.914558][ T2342] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 109.914700][ T2342] ? copy_msghdr_from_user (net/socket.c:2635) [ 109.914834][ T2342] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 109.915000][ T2342] ? move_addr_to_kernel (net/socket.c:258) [ 109.915145][ T2342] ___sys_sendmsg (net/socket.c:2752) [ 109.915282][ T2342] ? copy_msghdr_from_user (net/socket.c:2603) [ 109.915429][ T2342] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.915605][ T2342] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 109.915746][ T2342] __sys_sendmsg (net/socket.c:2784) [ 109.915881][ T2342] ? __sys_sendmsg_sock (net/socket.c:2765) [ 109.916021][ T2342] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 109.916159][ T2342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.916296][ T2342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.916436][ T2342] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.916571][ T2342] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.916715][ T2342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.916881][ T2342] RIP: 0033:0x7f7d204b008e [ 109.917022][ T2342] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 109.917510][ T2342] RSP: 002b:00007ffcfc573c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 109.917725][ T2342] RAX: ffffffffffffffda RBX: 00007ffcfc5743f0 RCX: 00007f7d204b008e [ 109.917928][ T2342] RDX: 0000000000000000 RSI: 00007ffcfc573cf0 RDI: 0000000000000005 [ 109.918127][ T2342] RBP: 00007ffcfc573c50 R08: 0000000000000000 R09: 0000000000000000 [ 109.918328][ T2342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 109.918534][ T2342] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfc5743b0 | [ 109.925816][ T2342] ------------[ cut here ]------------ | [ 109.925956][ T2342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2342 | [ 109.926218][ T2342] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.927395][ T2342] Tainted: [W]=WARN [ 109.927504][ T2342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.927676][ T2342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.927849][ T2342] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.928323][ T2342] RSP: 0018:ffa000000224f1b0 EFLAGS: 00010286 [ 109.928495][ T2342] RAX: 00000000ffffffa6 RBX: ff1100001025b700 RCX: 1ff4000000449dfc [ 109.928705][ T2342] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001025b7bc [ 109.928903][ T2342] RBP: ff11000004d74000 R08: 1fe220000204b6f9 R09: ff1100000ea5d180 [ 109.929101][ T2342] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 109.929301][ T2342] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 109.929506][ T2342] FS: 00007f7d20276840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 109.929749][ T2342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.929915][ T2342] CR2: 000000000042ebe0 CR3: 000000000974a006 CR4: 0000000000771ef0 [ 109.930116][ T2342] PKRU: 55555554 [ 109.930215][ T2342] Call Trace: [ 109.930314][ T2342] [ 109.930390][ T2342] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.930527][ T2342] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.930633][ T2342] __dev_notify_flags (net/core/dev.c:9787) [ 109.930773][ T2342] ? netif_change_name (net/core/dev.c:1495) [ 109.930908][ T2342] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 109.931041][ T2342] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 109.931180][ T2342] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 109.931315][ T2342] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 109.931458][ T2342] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 109.931595][ T2342] ? __dev_get_by_name (net/core/dev.c:883) [ 109.931734][ T2342] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 109.931872][ T2342] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 109.932010][ T2342] rtnl_newlink (net/core/rtnetlink.c:4150) [ 109.932148][ T2342] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.932280][ T2342] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 109.932438][ T2342] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 109.932574][ T2342] ? mark_usage (kernel/locking/lockdep.c:4674) [ 109.932715][ T2342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.932855][ T2342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.932990][ T2342] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 109.933123][ T2342] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 109.933260][ T2342] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 109.933398][ T2342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.933533][ T2342] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 109.933678][ T2342] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.933810][ T2342] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 109.933944][ T2342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 109.934076][ T2342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.934210][ T2342] ? netlink_ack (./include/linux/skbuff.h:2718) [ 109.934357][ T2342] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 109.934491][ T2342] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 109.934630][ T2342] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 109.934771][ T2342] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 109.934906][ T2342] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 109.935041][ T2342] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 109.935177][ T2342] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.935316][ T2342] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 109.935469][ T2342] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 109.935608][ T2342] ? copy_msghdr_from_user (net/socket.c:2635) [ 109.935748][ T2342] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 109.935916][ T2342] ? move_addr_to_kernel (net/socket.c:258) [ 109.936054][ T2342] ___sys_sendmsg (net/socket.c:2752) [ 109.936188][ T2342] ? copy_msghdr_from_user (net/socket.c:2603) [ 109.936327][ T2342] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 109.936504][ T2342] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 109.936646][ T2342] __sys_sendmsg (net/socket.c:2784) [ 109.936783][ T2342] ? __sys_sendmsg_sock (net/socket.c:2765) [ 109.936922][ T2342] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 109.937056][ T2342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.937191][ T2342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.937327][ T2342] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.937470][ T2342] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.937611][ T2342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.937783][ T2342] RIP: 0033:0x7f7d204b008e [ 109.937923][ T2342] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 109.938410][ T2342] RSP: 002b:00007ffcfc573c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 109.938618][ T2342] RAX: ffffffffffffffda RBX: 00007ffcfc5743f0 RCX: 00007f7d204b008e [ 109.938824][ T2342] RDX: 0000000000000000 RSI: 00007ffcfc573cf0 RDI: 0000000000000005 [ 109.939024][ T2342] RBP: 00007ffcfc573c50 R08: 0000000000000000 R09: 0000000000000000 [ 109.939225][ T2342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 109.939430][ T2342] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfc5743b0 | [ 109.970114][ T2343] ------------[ cut here ]------------ | [ 109.970269][ T2343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2343 | [ 109.970544][ T2343] Modules linked in: vxlan ip6_gre ip_gre gre | [ 109.970996][ T2343] Tainted: [W]=WARN [ 109.971095][ T2343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.971261][ T2343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 109.971444][ T2343] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 109.971978][ T2343] RSP: 0018:ffa000000225f020 EFLAGS: 00010286 [ 109.972150][ T2343] RAX: 00000000ffffffa6 RBX: ff1100000bc16900 RCX: 1ff400000044bdca [ 109.972352][ T2343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bc169bc [ 109.972551][ T2343] RBP: ff11000004d74000 R08: 1fe2200001782d39 R09: ff11000012a58b58 [ 109.972783][ T2343] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 109.972982][ T2343] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 109.973179][ T2343] FS: 00007f9bc016e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 109.973415][ T2343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.973586][ T2343] CR2: 0000000010d03988 CR3: 000000000faed004 CR4: 0000000000771ef0 [ 109.973793][ T2343] PKRU: 55555554 [ 109.973893][ T2343] Call Trace: [ 109.973991][ T2343] [ 109.974059][ T2343] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 109.974193][ T2343] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 109.974293][ T2343] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 109.974429][ T2343] __dev_notify_flags (net/core/dev.c:9787) [ 109.974563][ T2343] ? netif_change_name (net/core/dev.c:1495) [ 109.974726][ T2343] ? __dev_change_flags (net/core/dev.c:9752) [ 109.974861][ T2343] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 109.974993][ T2343] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.975124][ T2343] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 109.975259][ T2343] netif_change_flags (net/core/dev.c:9820) [ 109.975395][ T2343] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 109.975527][ T2343] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 109.975668][ T2343] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 109.975801][ T2343] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 109.975968][ T2343] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 109.976099][ T2343] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 109.976231][ T2343] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 109.976366][ T2343] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 109.976501][ T2343] ? __kernel_text_address (kernel/extable.c:79) [ 109.976637][ T2343] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 109.976776][ T2343] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.976927][ T2343] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 109.977058][ T2343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.977192][ T2343] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 109.977325][ T2343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.977542][ T2343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.977684][ T2343] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 109.977816][ T2343] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 109.977946][ T2343] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 109.978078][ T2343] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 109.978213][ T2343] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 109.978416][ T2343] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 109.978553][ T2343] rtnl_newlink (net/core/rtnetlink.c:4150) [ 109.978697][ T2343] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.978828][ T2343] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 109.978960][ T2343] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 109.979090][ T2343] ? mark_usage (kernel/locking/lockdep.c:4674) [ 109.979222][ T2343] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.979414][ T2343] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.979547][ T2343] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 109.979712][ T2343] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 109.979843][ T2343] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 109.979975][ T2343] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 109.980105][ T2343] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 109.980239][ T2343] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 109.980459][ T2343] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.980595][ T2343] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 109.980735][ T2343] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 109.980865][ T2343] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 109.981015][ T2343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 109.981147][ T2343] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.981279][ T2343] ? netlink_ack (./include/linux/skbuff.h:2718) [ 109.981486][ T2343] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 109.981623][ T2343] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 109.981762][ T2343] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 109.981894][ T2343] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 109.982035][ T2343] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 109.982169][ T2343] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 109.982301][ T2343] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 109.982500][ T2343] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 109.982640][ T2343] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 109.982775][ T2343] ? copy_msghdr_from_user (net/socket.c:2635) [ 109.982912][ T2343] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 109.983073][ T2343] ? move_addr_to_kernel (net/socket.c:258) [ 109.983203][ T2343] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 109.983335][ T2343] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 109.983509][ T2343] ___sys_sendmsg (net/socket.c:2752) [ 109.983647][ T2343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 109.983820][ T2343] ? copy_msghdr_from_user (net/socket.c:2603) [ 109.983963][ T2343] __sys_sendmsg (net/socket.c:2784) [ 109.984094][ T2343] ? __sys_sendmsg_sock (net/socket.c:2765) [ 109.984224][ T2343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 109.984396][ T2343] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 109.984530][ T2343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 109.984673][ T2343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 109.984804][ T2343] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 109.984935][ T2343] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 109.985066][ T2343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.985230][ T2343] RIP: 0033:0x7f9bc03a808e [ 109.985372][ T2343] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 109.985850][ T2343] RSP: 002b:00007ffd9cb06390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 109.986049][ T2343] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9bc03a808e [ 109.986243][ T2343] RDX: 0000000000000000 RSI: 00007ffd9cb06440 RDI: 0000000000000005 [ 109.986447][ T2343] RBP: 00007ffd9cb063a0 R08: 0000000000000000 R09: 0000000000000000 [ 109.986649][ T2343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 109.986850][ T2343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9cb06b10 | [ 110.018648][ T2344] ------------[ cut here ]------------ | [ 110.018821][ T2344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2344 | [ 110.019333][ T2344] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.019807][ T2344] Tainted: [W]=WARN [ 110.019909][ T2344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.020073][ T2344] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.020245][ T2344] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.020786][ T2344] RSP: 0018:ffa000000226f020 EFLAGS: 00010286 [ 110.020953][ T2344] RAX: 00000000ffffffa6 RBX: ff1100000cb0e740 RCX: 1ff400000044ddca [ 110.021154][ T2344] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0e7fc [ 110.021358][ T2344] RBP: ff110000128d9000 R08: 1fe2200001961d01 R09: ff11000012a5ae58 [ 110.021554][ T2344] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 110.021762][ T2344] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 110.021961][ T2344] FS: 00007f910e6de840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 110.022192][ T2344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.022362][ T2344] CR2: 000000003920a988 CR3: 0000000009639004 CR4: 0000000000771ef0 [ 110.022569][ T2344] PKRU: 55555554 [ 110.022680][ T2344] Call Trace: [ 110.022780][ T2344] [ 110.022850][ T2344] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.022994][ T2344] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.023098][ T2344] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 110.023258][ T2344] __dev_notify_flags (net/core/dev.c:9787) [ 110.023396][ T2344] ? netif_change_name (net/core/dev.c:1495) [ 110.023530][ T2344] ? __dev_change_flags (net/core/dev.c:9752) [ 110.023684][ T2344] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 110.023817][ T2344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.023950][ T2344] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 110.024090][ T2344] netif_change_flags (net/core/dev.c:9820) [ 110.024223][ T2344] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 110.024360][ T2344] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 110.024495][ T2344] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 110.024629][ T2344] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 110.024800][ T2344] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 110.024937][ T2344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.025070][ T2344] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 110.025216][ T2344] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.025356][ T2344] ? __kernel_text_address (kernel/extable.c:79) [ 110.025492][ T2344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.025628][ T2344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.025765][ T2344] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.025898][ T2344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.026044][ T2344] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 110.026178][ T2344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.026307][ T2344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.026518][ T2344] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 110.026656][ T2344] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 110.026795][ T2344] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 110.026933][ T2344] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.027065][ T2344] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 110.027201][ T2344] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 110.027334][ T2344] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.027525][ T2344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.027667][ T2344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.027800][ T2344] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.027931][ T2344] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.028062][ T2344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.028198][ T2344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.028327][ T2344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.028550][ T2344] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.028695][ T2344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.028828][ T2344] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.028960][ T2344] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.029093][ T2344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.029226][ T2344] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.029421][ T2344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.029556][ T2344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.029697][ T2344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.029830][ T2344] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.029969][ T2344] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.030102][ T2344] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.030238][ T2344] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.030447][ T2344] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.030587][ T2344] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.030728][ T2344] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.030860][ T2344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.031419][ T2344] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.031553][ T2344] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.031700][ T2344] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.031861][ T2344] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.031996][ T2344] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.032127][ T2344] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.032292][ T2344] ? move_addr_to_kernel (net/socket.c:258) [ 110.032429][ T2344] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.032561][ T2344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.033009][ T2344] ___sys_sendmsg (net/socket.c:2752) [ 110.033139][ T2344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 110.033322][ T2344] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.033473][ T2344] __sys_sendmsg (net/socket.c:2784) [ 110.033611][ T2344] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.033749][ T2344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 110.033919][ T2344] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 110.034077][ T2344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.034210][ T2344] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.034341][ T2344] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.034478][ T2344] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.034638][ T2344] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.034822][ T2344] RIP: 0033:0x7f910e91808e [ 110.034960][ T2344] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.035448][ T2344] RSP: 002b:00007fff5d3cfaf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.035663][ T2344] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f910e91808e [ 110.035863][ T2344] RDX: 0000000000000000 RSI: 00007fff5d3cfba0 RDI: 0000000000000005 [ 110.036061][ T2344] RBP: 00007fff5d3cfb00 R08: 0000000000000000 R09: 0000000000000000 [ 110.036257][ T2344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.036458][ T2344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5d3d0270 | [ 110.044554][ T37] ------------[ cut here ]------------ | [ 110.044739][ T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/37 | [ 110.044985][ T37] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.045455][ T37] Tainted: [W]=WARN [ 110.045549][ T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.045712][ T37] Workqueue: events_unbound linkwatch_event [ 110.045872][ T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.046032][ T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.046487][ T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286 [ 110.046648][ T37] RAX: 00000000ffffffa6 RBX: ff1100001025be00 RCX: 1ff4000000053f02 [ 110.046840][ T37] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001025bebc [ 110.047024][ T37] RBP: ff11000004d74000 R08: 1fe220000204b7d9 R09: ff11000001da0ba8 [ 110.047207][ T37] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 110.047393][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 110.047586][ T37] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 110.047816][ T37] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.047970][ T37] CR2: 00007f910ea94db0 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 110.048155][ T37] PKRU: 55555554 [ 110.048247][ T37] Call Trace: [ 110.048340][ T37] [ 110.048412][ T37] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.048539][ T37] ? notifier_call_chain (kernel/notifier.c:85) [ 110.048678][ T37] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.048772][ T37] netif_state_change (net/core/dev.c:1605) [ 110.048896][ T37] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.049052][ T37] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 110.049173][ T37] __linkwatch_run_queue (net/core/link_watch.c:240) [ 110.049296][ T37] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.049429][ T37] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 110.049550][ T37] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 110.049688][ T37] process_one_work (kernel/workqueue.c:3314) [ 110.049817][ T37] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 110.049939][ T37] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.050067][ T37] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 110.050195][ T37] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 110.050316][ T37] kthread (kernel/kthread.c:436) [ 110.050415][ T37] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 110.050569][ T37] ? kthread_affine_node (kernel/kthread.c:378) [ 110.050707][ T37] ret_from_fork (arch/x86/kernel/process.c:158) [ 110.050831][ T37] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 110.050985][ T37] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 110.051107][ T37] ? kthread_affine_node (kernel/kthread.c:378) [ 110.051231][ T37] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 110.108572][ T2346] ------------[ cut here ]------------ | [ 110.108745][ T2346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2346 | [ 110.109011][ T2346] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.109459][ T2346] Tainted: [W]=WARN [ 110.109562][ T2346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.109738][ T2346] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.109907][ T2346] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.110383][ T2346] RSP: 0018:ffa000000228f150 EFLAGS: 00010286 [ 110.110554][ T2346] RAX: 00000000ffffffa6 RBX: ff11000006051540 RCX: 1ff4000000451df0 [ 110.110761][ T2346] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060515fc [ 110.110958][ T2346] RBP: ff110000128d9000 R08: 1fe2200000c0a2c1 R09: ff11000009c25158 [ 110.111154][ T2346] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 110.111988][ T2346] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa3ea40 [ 110.112210][ T2346] FS: 00007f2363780840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 110.112514][ T2346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.112691][ T2346] CR2: 00000000004ebb28 CR3: 000000000faed002 CR4: 0000000000771ef0 [ 110.112908][ T2346] PKRU: 55555554 [ 110.113015][ T2346] Call Trace: [ 110.113118][ T2346] [ 110.113186][ T2346] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.113320][ T2346] ? notifier_call_chain (kernel/notifier.c:85) [ 110.113477][ T2346] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.113578][ T2346] netif_state_change (net/core/dev.c:1605) [ 110.113725][ T2346] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.113891][ T2346] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 110.114057][ T2346] linkwatch_sync_dev (net/core/link_watch.c:295) [ 110.114202][ T2346] rtnl_getlink (net/core/rtnetlink.c:4273) [ 110.114334][ T2346] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.114473][ T2346] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.114609][ T2346] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 110.114748][ T2346] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.114881][ T2346] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.115013][ T2346] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.115164][ T2346] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.115295][ T2346] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.115430][ T2346] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.115561][ T2346] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.115702][ T2346] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.115838][ T2346] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.115971][ T2346] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 110.116103][ T2346] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.116237][ T2346] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.116375][ T2346] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.116508][ T2346] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.116649][ T2346] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.116786][ T2346] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.116919][ T2346] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.117052][ T2346] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.117186][ T2346] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.117323][ T2346] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.117459][ T2346] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.117597][ T2346] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.117735][ T2346] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.117870][ T2346] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.118003][ T2346] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.118142][ T2346] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.118283][ T2346] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.118426][ T2346] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.118557][ T2346] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.118697][ T2346] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.118862][ T2346] ? move_addr_to_kernel (net/socket.c:258) [ 110.118992][ T2346] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 110.119126][ T2346] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 110.119290][ T2346] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 110.119425][ T2346] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 110.119595][ T2346] ___sys_sendmsg (net/socket.c:2752) [ 110.119733][ T2346] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.119877][ T2346] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.120016][ T2346] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 110.120147][ T2346] ? do_getsockname (net/socket.c:2192) [ 110.120282][ T2346] __sys_sendmsg (net/socket.c:2784) [ 110.120418][ T2346] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.120555][ T2346] ? __sys_getsockname (net/socket.c:2210) [ 110.120699][ T2346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.120837][ T2346] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.120978][ T2346] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.121110][ T2346] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.121245][ T2346] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.121413][ T2346] RIP: 0033:0x7f23639ba08e [ 110.121553][ T2346] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.122301][ T2346] RSP: 002b:00007fff7cef9f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.122513][ T2346] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23639ba08e [ 110.122719][ T2346] RDX: 0000000000000000 RSI: 00007fff7cefa000 RDI: 0000000000000006 [ 110.122917][ T2346] RBP: 00007fff7cef9f60 R08: 0000000000000000 R09: 0000000000000000 [ 110.123112][ T2346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.123307][ T2346] R13: 00007fff7cefa0b0 R14: 000000000000000d R15: 00007fff7cefb87a | [ 110.220827][ T2349] ------------[ cut here ]------------ | [ 110.221043][ T2349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2349 | [ 110.221336][ T2349] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.221841][ T2349] Tainted: [W]=WARN [ 110.221950][ T2349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.222149][ T2349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.222335][ T2349] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.222866][ T2349] RSP: 0018:ffa00000022aefd0 EFLAGS: 00010286 [ 110.223052][ T2349] RAX: 00000000ffffffa6 RBX: ff1100000d906900 RCX: 1ff4000000455dc0 [ 110.223296][ T2349] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9069bc [ 110.223522][ T2349] RBP: ff1100000fd1a000 R08: 1fe2200001b20d39 R09: ff11000010112e80 [ 110.223746][ T2349] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 110.223958][ T2349] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd1ae44 [ 110.224179][ T2349] FS: 00007f4f99eda840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 110.224435][ T2349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.224626][ T2349] CR2: 00007f4f9a1b4cb0 CR3: 0000000004bde006 CR4: 0000000000771ef0 [ 110.224847][ T2349] PKRU: 55555554 [ 110.224954][ T2349] Call Trace: [ 110.225060][ T2349] [ 110.225134][ T2349] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.225279][ T2349] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 110.225439][ T2349] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.225548][ T2349] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 110.225706][ T2349] __dev_notify_flags (net/core/dev.c:9787) [ 110.225848][ T2349] ? notifier_call_chain (kernel/notifier.c:85) [ 110.225992][ T2349] ? netif_change_name (net/core/dev.c:1495) [ 110.226137][ T2349] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 110.226299][ T2349] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 110.226451][ T2349] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 110.226601][ T2349] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 110.226767][ T2349] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 110.226913][ T2349] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 110.227245][ T2349] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 110.227460][ T2349] ? nla_strscpy (lib/nlattr.c:795) [ 110.227613][ T2349] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 110.227804][ T2349] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 110.227945][ T2349] ? __dev_get_by_name (net/core/dev.c:883) [ 110.228089][ T2349] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 110.228240][ T2349] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 110.228467][ T2349] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.228629][ T2349] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.228811][ T2349] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.228954][ T2349] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.229099][ T2349] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.229479][ T2349] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.229724][ T2349] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.229881][ T2349] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.230025][ T2349] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.230167][ T2349] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.230309][ T2349] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.230539][ T2349] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.230707][ T2349] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.230850][ T2349] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.230993][ T2349] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.231136][ T2349] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.231280][ T2349] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.231513][ T2349] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.231665][ T2349] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.231812][ T2349] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.231957][ T2349] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.232129][ T2349] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.232276][ T2349] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.232530][ T2349] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.232686][ T2349] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.232842][ T2349] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.232989][ T2349] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.233133][ T2349] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.233309][ T2349] ? move_addr_to_kernel (net/socket.c:258) [ 110.233529][ T2349] ___sys_sendmsg (net/socket.c:2752) [ 110.233700][ T2349] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.233842][ T2349] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.233993][ T2349] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 110.234138][ T2349] __sys_sendmsg (net/socket.c:2784) [ 110.234281][ T2349] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.234504][ T2349] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.234652][ T2349] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.234822][ T2349] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.234964][ T2349] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.235109][ T2349] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.235251][ T2349] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.235466][ T2349] RIP: 0033:0x7f4f9a11408e [ 110.235621][ T2349] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.236209][ T2349] RSP: 002b:00007ffcba0da050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.236430][ T2349] RAX: ffffffffffffffda RBX: 00007ffcba0da800 RCX: 00007f4f9a11408e [ 110.236672][ T2349] RDX: 0000000000000000 RSI: 00007ffcba0da100 RDI: 0000000000000005 [ 110.236885][ T2349] RBP: 00007ffcba0da060 R08: 0000000000000000 R09: 0000000000000000 [ 110.237118][ T2349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.237332][ T2349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcba0da7d0 | [ 110.272067][ T2350] ------------[ cut here ]------------ | [ 110.272241][ T2350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2350 | [ 110.273067][ T2350] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.273544][ T2350] Tainted: [W]=WARN [ 110.273664][ T2350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.273843][ T2350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.274027][ T2350] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.274539][ T2350] RSP: 0018:ffa00000022befd0 EFLAGS: 00010286 [ 110.274730][ T2350] RAX: 00000000ffffffa6 RBX: ff110000092283c0 RCX: 1ff4000000457dc0 [ 110.274940][ T2350] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922847c [ 110.275153][ T2350] RBP: ff1100000a2f2000 R08: 1fe2200001245091 R09: ff1100000abf0b80 [ 110.275374][ T2350] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 110.275592][ T2350] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2f2e44 [ 110.275811][ T2350] FS: 00007f6eb3ccd840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 110.276058][ T2350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.276238][ T2350] CR2: 00007f6eb3fa7cb0 CR3: 000000000faed003 CR4: 0000000000771ef0 [ 110.276458][ T2350] PKRU: 55555554 [ 110.276565][ T2350] Call Trace: [ 110.276698][ T2350] [ 110.276779][ T2350] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.276925][ T2350] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 110.277072][ T2350] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.277179][ T2350] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 110.277325][ T2350] __dev_notify_flags (net/core/dev.c:9787) [ 110.277474][ T2350] ? notifier_call_chain (kernel/notifier.c:85) [ 110.277621][ T2350] ? netif_change_name (net/core/dev.c:1495) [ 110.277772][ T2350] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 110.277916][ T2350] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 110.278062][ T2350] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 110.278210][ T2350] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 110.278362][ T2350] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 110.278510][ T2350] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 110.278668][ T2350] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 110.278812][ T2350] ? nla_strscpy (lib/nlattr.c:795) [ 110.278956][ T2350] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 110.279101][ T2350] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 110.279247][ T2350] ? __dev_get_by_name (net/core/dev.c:883) [ 110.279397][ T2350] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 110.279545][ T2350] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 110.279703][ T2350] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.279847][ T2350] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.279989][ T2350] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.280131][ T2350] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.280272][ T2350] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.280495][ T2350] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.280647][ T2350] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.280798][ T2350] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.280940][ T2350] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.281082][ T2350] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.281224][ T2350] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.281442][ T2350] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.281594][ T2350] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.281745][ T2350] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.281890][ T2350] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.282034][ T2350] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.282176][ T2350] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.282321][ T2350] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.282528][ T2350] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.282680][ T2350] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.282823][ T2350] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.282966][ T2350] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.283109][ T2350] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.283253][ T2350] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.283455][ T2350] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.283604][ T2350] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.283754][ T2350] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.283896][ T2350] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.284073][ T2350] ? move_addr_to_kernel (net/socket.c:258) [ 110.284224][ T2350] ___sys_sendmsg (net/socket.c:2752) [ 110.284395][ T2350] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.284537][ T2350] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.284698][ T2350] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 110.284842][ T2350] __sys_sendmsg (net/socket.c:2784) [ 110.284988][ T2350] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.285135][ T2350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.285279][ T2350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.285429][ T2350] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.285571][ T2350] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.285723][ T2350] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.285866][ T2350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.286045][ T2350] RIP: 0033:0x7f6eb3f0708e [ 110.286193][ T2350] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.286710][ T2350] RSP: 002b:00007ffd52e15620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.286925][ T2350] RAX: ffffffffffffffda RBX: 00007ffd52e15dd0 RCX: 00007f6eb3f0708e [ 110.287137][ T2350] RDX: 0000000000000000 RSI: 00007ffd52e156d0 RDI: 0000000000000005 [ 110.287353][ T2350] RBP: 00007ffd52e15630 R08: 0000000000000000 R09: 0000000000000000 [ 110.287568][ T2350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.287794][ T2350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52e15da0 | [ 110.328702][ T2351] ------------[ cut here ]------------ | [ 110.328871][ T2351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2351 | [ 110.329139][ T2351] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.329597][ T2351] Tainted: [W]=WARN [ 110.329705][ T2351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.329875][ T2351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.330049][ T2351] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.330529][ T2351] RSP: 0018:ffa00000022cf020 EFLAGS: 00010286 [ 110.330712][ T2351] RAX: 00000000ffffffa6 RBX: ff11000009229540 RCX: 1ff4000000459dca [ 110.330915][ T2351] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092295fc [ 110.331115][ T2351] RBP: ff1100000fd1a000 R08: 1fe22000012452c1 R09: ff1100000abf2e58 [ 110.331311][ T2351] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 110.331516][ T2351] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 110.331726][ T2351] FS: 00007f45d17d6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 110.331958][ T2351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.332123][ T2351] CR2: 000000002e48c988 CR3: 000000000faed006 CR4: 0000000000771ef0 [ 110.332324][ T2351] PKRU: 55555554 [ 110.332428][ T2351] Call Trace: [ 110.332527][ T2351] [ 110.332599][ T2351] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.332738][ T2351] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.332841][ T2351] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 110.332979][ T2351] __dev_notify_flags (net/core/dev.c:9787) [ 110.333119][ T2351] ? netif_change_name (net/core/dev.c:1495) [ 110.333277][ T2351] ? __dev_change_flags (net/core/dev.c:9752) [ 110.333419][ T2351] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 110.333556][ T2351] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.333700][ T2351] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 110.333834][ T2351] netif_change_flags (net/core/dev.c:9820) [ 110.333968][ T2351] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 110.334102][ T2351] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 110.334238][ T2351] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 110.334377][ T2351] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 110.334548][ T2351] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 110.334690][ T2351] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.334822][ T2351] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 110.334955][ T2351] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.335089][ T2351] ? __kernel_text_address (kernel/extable.c:79) [ 110.335227][ T2351] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.335365][ T2351] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.335498][ T2351] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.335637][ T2351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.335777][ T2351] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 110.335909][ T2351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.336041][ T2351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.336172][ T2351] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 110.336306][ T2351] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 110.336458][ T2351] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 110.336596][ T2351] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.336736][ T2351] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 110.336876][ T2351] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 110.337016][ T2351] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.337152][ T2351] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.337284][ T2351] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.337430][ T2351] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.337565][ T2351] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.337706][ T2351] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.337847][ T2351] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.337978][ T2351] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.338109][ T2351] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.338239][ T2351] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.338376][ T2351] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.338509][ T2351] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.338646][ T2351] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.338783][ T2351] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.338914][ T2351] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.339045][ T2351] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.339176][ T2351] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.339308][ T2351] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.339447][ T2351] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.339581][ T2351] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.339723][ T2351] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.339861][ T2351] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.340005][ T2351] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.340141][ T2351] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.340276][ T2351] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.340416][ T2351] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.340550][ T2351] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.340694][ T2351] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.340828][ T2351] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.340964][ T2351] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.341101][ T2351] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.341271][ T2351] ? move_addr_to_kernel (net/socket.c:258) [ 110.341411][ T2351] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.341546][ T2351] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.341690][ T2351] ___sys_sendmsg (net/socket.c:2752) [ 110.341821][ T2351] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 110.341985][ T2351] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.342128][ T2351] __sys_sendmsg (net/socket.c:2784) [ 110.342261][ T2351] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.342396][ T2351] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 110.342564][ T2351] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 110.342708][ T2351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.342843][ T2351] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.342975][ T2351] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.343108][ T2351] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.343243][ T2351] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.343420][ T2351] RIP: 0033:0x7f45d1a1008e [ 110.343562][ T2351] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.344044][ T2351] RSP: 002b:00007ffd0f415550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.344244][ T2351] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f45d1a1008e [ 110.344446][ T2351] RDX: 0000000000000000 RSI: 00007ffd0f415600 RDI: 0000000000000005 [ 110.344649][ T2351] RBP: 00007ffd0f415560 R08: 0000000000000000 R09: 0000000000000000 [ 110.344854][ T2351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.345057][ T2351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0f415cd0 | [ 110.381443][ T2352] ------------[ cut here ]------------ | [ 110.381625][ T2352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2352 | [ 110.381896][ T2352] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.382337][ T2352] Tainted: [W]=WARN [ 110.382444][ T2352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.382617][ T2352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.382817][ T2352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.383284][ T2352] RSP: 0018:ffa00000022df020 EFLAGS: 00010286 [ 110.383456][ T2352] RAX: 00000000ffffffa6 RBX: ff1100000a9abe00 RCX: 1ff400000045bdca [ 110.383667][ T2352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9abebc [ 110.383866][ T2352] RBP: ff1100000a2f2000 R08: 1fe22000015357d9 R09: ff11000009895158 [ 110.384061][ T2352] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 110.384257][ T2352] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 110.384466][ T2352] FS: 00007f03d95f9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 110.384707][ T2352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.384872][ T2352] CR2: 0000000012612988 CR3: 000000000faed002 CR4: 0000000000771ef0 [ 110.385072][ T2352] PKRU: 55555554 [ 110.385171][ T2352] Call Trace: [ 110.385268][ T2352] [ 110.385337][ T2352] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.385477][ T2352] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.385581][ T2352] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 110.385721][ T2352] __dev_notify_flags (net/core/dev.c:9787) [ 110.385854][ T2352] ? netif_change_name (net/core/dev.c:1495) [ 110.385991][ T2352] ? __dev_change_flags (net/core/dev.c:9752) [ 110.386125][ T2352] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 110.386256][ T2352] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.386394][ T2352] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 110.386528][ T2352] netif_change_flags (net/core/dev.c:9820) [ 110.386670][ T2352] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 110.386804][ T2352] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 110.386940][ T2352] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 110.387073][ T2352] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 110.387239][ T2352] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 110.387377][ T2352] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.387510][ T2352] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 110.387648][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.387785][ T2352] ? __kernel_text_address (kernel/extable.c:79) [ 110.387919][ T2352] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.388053][ T2352] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.388190][ T2352] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.388324][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.388460][ T2352] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 110.388595][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.388732][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.388875][ T2352] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 110.389007][ T2352] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 110.389139][ T2352] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 110.389273][ T2352] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.389410][ T2352] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 110.389544][ T2352] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 110.389692][ T2352] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.389826][ T2352] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.389958][ T2352] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.390089][ T2352] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.390229][ T2352] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.390376][ T2352] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.390512][ T2352] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.390650][ T2352] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.390789][ T2352] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.390924][ T2352] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.391055][ T2352] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.391189][ T2352] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.391321][ T2352] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.391456][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.391592][ T2352] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.391734][ T2352] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.391865][ T2352] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.391999][ T2352] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.392130][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.392266][ T2352] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.392409][ T2352] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.392539][ T2352] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.392684][ T2352] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.392818][ T2352] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.392950][ T2352] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.393088][ T2352] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.393221][ T2352] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.393361][ T2352] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.393497][ T2352] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.393636][ T2352] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.393773][ T2352] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.393938][ T2352] ? move_addr_to_kernel (net/socket.c:258) [ 110.394070][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.394202][ T2352] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.394336][ T2352] ___sys_sendmsg (net/socket.c:2752) [ 110.394472][ T2352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 110.394641][ T2352] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.394793][ T2352] __sys_sendmsg (net/socket.c:2784) [ 110.394924][ T2352] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.395059][ T2352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 110.395224][ T2352] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 110.395375][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.395507][ T2352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.395647][ T2352] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.395786][ T2352] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.395917][ T2352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.396080][ T2352] RIP: 0033:0x7f03d983308e [ 110.396220][ T2352] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.396703][ T2352] RSP: 002b:00007ffdb4840e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.396900][ T2352] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f03d983308e [ 110.397096][ T2352] RDX: 0000000000000000 RSI: 00007ffdb4840f00 RDI: 0000000000000005 [ 110.397295][ T2352] RBP: 00007ffdb4840e60 R08: 0000000000000000 R09: 0000000000000000 [ 110.397499][ T2352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.397703][ T2352] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb48415d0 | [ 110.490196][ T2355] ------------[ cut here ]------------ | [ 110.490382][ T2355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2355 | [ 110.490675][ T2355] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.491143][ T2355] Tainted: [W]=WARN [ 110.491249][ T2355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.491431][ T2355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.491616][ T2355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.492118][ T2355] RSP: 0018:ffa000000230f090 EFLAGS: 00010286 [ 110.492293][ T2355] RAX: 00000000ffffffa6 RBX: ff1100000bd83700 RCX: 1ff4000000461dd8 [ 110.492505][ T2355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd837bc [ 110.492723][ T2355] RBP: ff1100000fd1a000 R08: 1fe22000017b06f9 R09: ff1100000e268b80 [ 110.492932][ T2355] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 110.493139][ T2355] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 110.493350][ T2355] FS: 00007f67df64e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 110.493618][ T2355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.493804][ T2355] CR2: 000000000042e5e0 CR3: 000000000ffe3001 CR4: 0000000000771ef0 [ 110.494013][ T2355] PKRU: 55555554 [ 110.494117][ T2355] Call Trace: [ 110.494221][ T2355] [ 110.494294][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.494439][ T2355] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 110.494582][ T2355] notifier_call_chain (kernel/notifier.c:85) [ 110.494729][ T2355] __netdev_upper_dev_link (net/core/dev.c:8931) [ 110.494869][ T2355] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 110.495012][ T2355] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 110.495154][ T2355] netdev_upper_dev_link (net/core/dev.c:8972) [ 110.495293][ T2355] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 110.495438][ T2355] register_vlan_dev (net/8021q/vlan.c:183) [ 110.495582][ T2355] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 110.495726][ T2355] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 110.495864][ T2355] ? nla_strscpy (lib/nlattr.c:795) [ 110.496004][ T2355] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 110.496144][ T2355] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 110.496282][ T2355] ? __dev_get_by_name (net/core/dev.c:883) [ 110.496426][ T2355] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 110.496570][ T2355] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 110.496722][ T2355] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.496867][ T2355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.497007][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.497145][ T2355] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.497281][ T2355] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.497502][ T2355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.497651][ T2355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.497796][ T2355] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.497940][ T2355] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.498080][ T2355] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.498216][ T2355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.498426][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.498565][ T2355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.498716][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.498852][ T2355] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.498989][ T2355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.499126][ T2355] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.499267][ T2355] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.499476][ T2355] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.499685][ T2355] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.499824][ T2355] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.499963][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.500101][ T2355] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.500239][ T2355] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.500477][ T2355] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.500624][ T2355] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.500770][ T2355] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.500907][ T2355] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.501080][ T2355] ? move_addr_to_kernel (net/socket.c:258) [ 110.501221][ T2355] ___sys_sendmsg (net/socket.c:2752) [ 110.501364][ T2355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.501503][ T2355] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.501654][ T2355] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 110.501800][ T2355] __sys_sendmsg (net/socket.c:2784) [ 110.501939][ T2355] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.502082][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.502219][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.502363][ T2355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.502502][ T2355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.502644][ T2355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.502789][ T2355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.502962][ T2355] RIP: 0033:0x7f67df88808e [ 110.503105][ T2355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.503609][ T2355] RSP: 002b:00007ffcd7c22e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.503824][ T2355] RAX: ffffffffffffffda RBX: 00007ffcd7c23650 RCX: 00007f67df88808e [ 110.504030][ T2355] RDX: 0000000000000000 RSI: 00007ffcd7c22f40 RDI: 0000000000000005 [ 110.504236][ T2355] RBP: 00007ffcd7c22ea0 R08: 0000000000000000 R09: 0000000000000000 [ 110.504446][ T2355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.504656][ T2355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd7c23610 | [ 110.506304][ T2355] ------------[ cut here ]------------ | [ 110.506451][ T2355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2355 | [ 110.506728][ T2355] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.507173][ T2355] Tainted: [W]=WARN [ 110.507275][ T2355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.507875][ T2355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.508053][ T2355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.508537][ T2355] RSP: 0018:ffa000000230f1b0 EFLAGS: 00010286 [ 110.508719][ T2355] RAX: 00000000ffffffa6 RBX: ff1100000bd82040 RCX: 1ff4000000461dfc [ 110.508921][ T2355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd820fc [ 110.509120][ T2355] RBP: ff1100000f94c000 R08: 1fe22000017b0421 R09: ff1100000e268b80 [ 110.509319][ T2355] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 110.509530][ T2355] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 110.509743][ T2355] FS: 00007f67df64e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 110.509979][ T2355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.510147][ T2355] CR2: 000000000042e5e0 CR3: 000000000ffe3001 CR4: 0000000000771ef0 [ 110.510355][ T2355] PKRU: 55555554 [ 110.510457][ T2355] Call Trace: [ 110.510559][ T2355] [ 110.510633][ T2355] ? register_vlan_dev (net/8021q/vlan.c:188) [ 110.510780][ T2355] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.510918][ T2355] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.511053][ T2355] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.511155][ T2355] __dev_notify_flags (net/core/dev.c:9787) [ 110.511291][ T2355] ? netdev_update_features (net/core/dev.c:11098) [ 110.511429][ T2355] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 110.511610][ T2355] ? netif_change_name (net/core/dev.c:1495) [ 110.511751][ T2355] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 110.511888][ T2355] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 110.512024][ T2355] ? register_vlan_dev (net/8021q/vlan.c:196) [ 110.512161][ T2355] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 110.512295][ T2355] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 110.512436][ T2355] ? nla_strscpy (lib/nlattr.c:795) [ 110.512573][ T2355] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 110.512721][ T2355] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 110.512858][ T2355] ? __dev_get_by_name (net/core/dev.c:883) [ 110.512992][ T2355] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 110.513134][ T2355] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 110.513274][ T2355] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.513417][ T2355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.513553][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.513696][ T2355] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.513837][ T2355] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.513974][ T2355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.514117][ T2355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.514254][ T2355] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.514398][ T2355] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.514535][ T2355] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.514682][ T2355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.514816][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.514954][ T2355] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.515090][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.515227][ T2355] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.515370][ T2355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.515507][ T2355] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.515651][ T2355] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.515793][ T2355] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.515932][ T2355] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.516069][ T2355] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.516204][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.516341][ T2355] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.516484][ T2355] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.516627][ T2355] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.516773][ T2355] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.516910][ T2355] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.517047][ T2355] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.517215][ T2355] ? move_addr_to_kernel (net/socket.c:258) [ 110.517358][ T2355] ___sys_sendmsg (net/socket.c:2752) [ 110.517494][ T2355] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.517632][ T2355] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.517781][ T2355] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 110.517920][ T2355] __sys_sendmsg (net/socket.c:2784) [ 110.518057][ T2355] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.518201][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.518338][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.518481][ T2355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.518622][ T2355] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.518765][ T2355] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.518906][ T2355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.519075][ T2355] RIP: 0033:0x7f67df88808e [ 110.519217][ T2355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.519724][ T2355] RSP: 002b:00007ffcd7c22e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.519927][ T2355] RAX: ffffffffffffffda RBX: 00007ffcd7c23650 RCX: 00007f67df88808e [ 110.520130][ T2355] RDX: 0000000000000000 RSI: 00007ffcd7c22f40 RDI: 0000000000000005 [ 110.520330][ T2355] RBP: 00007ffcd7c22ea0 R08: 0000000000000000 R09: 0000000000000000 [ 110.520535][ T2355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.520753][ T2355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd7c23610 | [ 110.563555][ T2356] ------------[ cut here ]------------ | [ 110.563741][ T2356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2356 | [ 110.564019][ T2356] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.565146][ T2356] Tainted: [W]=WARN [ 110.565263][ T2356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.565445][ T2356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.565631][ T2356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.566133][ T2356] RSP: 0018:ffa000000231f090 EFLAGS: 00010286 [ 110.566313][ T2356] RAX: 00000000ffffffa6 RBX: ff1100000c67e200 RCX: 1ff4000000463dd8 [ 110.566531][ T2356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e2bc [ 110.566751][ T2356] RBP: ff1100000a2f2000 R08: 1fe22000018cfc59 R09: ff1100000ffd2e80 [ 110.566962][ T2356] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 110.567169][ T2356] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 110.567386][ T2356] FS: 00007fd9b70f3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 110.567632][ T2356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.567811][ T2356] CR2: 00007fd9b72ec460 CR3: 0000000004bde004 CR4: 0000000000771ef0 [ 110.568017][ T2356] PKRU: 55555554 [ 110.568120][ T2356] Call Trace: [ 110.568223][ T2356] [ 110.568294][ T2356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.568439][ T2356] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 110.568584][ T2356] notifier_call_chain (kernel/notifier.c:85) [ 110.568733][ T2356] __netdev_upper_dev_link (net/core/dev.c:8931) [ 110.568873][ T2356] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 110.569016][ T2356] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 110.569156][ T2356] netdev_upper_dev_link (net/core/dev.c:8972) [ 110.569295][ T2356] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 110.569440][ T2356] register_vlan_dev (net/8021q/vlan.c:183) [ 110.569583][ T2356] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 110.569732][ T2356] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 110.569871][ T2356] ? nla_strscpy (lib/nlattr.c:795) [ 110.570013][ T2356] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 110.570154][ T2356] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 110.570293][ T2356] ? __dev_get_by_name (net/core/dev.c:883) [ 110.570438][ T2356] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 110.570590][ T2356] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 110.570752][ T2356] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.570894][ T2356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.571037][ T2356] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.571180][ T2356] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.571319][ T2356] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.571463][ T2356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.571612][ T2356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.571759][ T2356] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.571898][ T2356] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.572040][ T2356] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.572178][ T2356] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.572318][ T2356] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.572466][ T2356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.572610][ T2356] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.572757][ T2356] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.572897][ T2356] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.573039][ T2356] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.573187][ T2356] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.573325][ T2356] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.573470][ T2356] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.573616][ T2356] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.573762][ T2356] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.573902][ T2356] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.574042][ T2356] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.574182][ T2356] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.574324][ T2356] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.574468][ T2356] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.574612][ T2356] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.574794][ T2356] ? move_addr_to_kernel (net/socket.c:258) [ 110.574940][ T2356] ___sys_sendmsg (net/socket.c:2752) [ 110.575078][ T2356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.575215][ T2356] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.575369][ T2356] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 110.575512][ T2356] __sys_sendmsg (net/socket.c:2784) [ 110.575663][ T2356] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.575806][ T2356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.575944][ T2356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.576084][ T2356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.576223][ T2356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.576365][ T2356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.576505][ T2356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.576710][ T2356] RIP: 0033:0x7fd9b732d08e [ 110.576856][ T2356] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.577362][ T2356] RSP: 002b:00007fffbe5cdda0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.577582][ T2356] RAX: ffffffffffffffda RBX: 00007fffbe5ce560 RCX: 00007fd9b732d08e [ 110.577800][ T2356] RDX: 0000000000000000 RSI: 00007fffbe5cde50 RDI: 0000000000000005 [ 110.578013][ T2356] RBP: 00007fffbe5cddb0 R08: 0000000000000000 R09: 0000000000000000 [ 110.578225][ T2356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.578439][ T2356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbe5ce520 | [ 110.580089][ T2356] ------------[ cut here ]------------ | [ 110.580221][ T2356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2356 | [ 110.580497][ T2356] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.580954][ T2356] Tainted: [W]=WARN [ 110.581056][ T2356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.581226][ T2356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.581408][ T2356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.581905][ T2356] RSP: 0018:ffa000000231f1b0 EFLAGS: 00010286 [ 110.582075][ T2356] RAX: 00000000ffffffa6 RBX: ff1100000c67f000 RCX: 1ff4000000463dfc [ 110.582277][ T2356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f0bc [ 110.582488][ T2356] RBP: ff11000008e91000 R08: 1fe22000018cfe19 R09: ff1100000ffd2e80 [ 110.582703][ T2356] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 110.582907][ T2356] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 110.583112][ T2356] FS: 00007fd9b70f3840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 110.583355][ T2356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.583526][ T2356] CR2: 00007fd9b72ec460 CR3: 0000000004bde004 CR4: 0000000000771ef0 [ 110.583753][ T2356] PKRU: 55555554 [ 110.583857][ T2356] Call Trace: [ 110.583958][ T2356] [ 110.584028][ T2356] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.584166][ T2356] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.584302][ T2356] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.584413][ T2356] __dev_notify_flags (net/core/dev.c:9787) [ 110.584549][ T2356] ? netdev_update_features (net/core/dev.c:11098) [ 110.584698][ T2356] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 110.584868][ T2356] ? netif_change_name (net/core/dev.c:1495) [ 110.585007][ T2356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 110.585144][ T2356] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 110.585283][ T2356] ? register_vlan_dev (net/8021q/vlan.c:196) [ 110.585427][ T2356] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 110.585567][ T2356] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 110.585716][ T2356] ? nla_strscpy (lib/nlattr.c:795) [ 110.585856][ T2356] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 110.585995][ T2356] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 110.586132][ T2356] ? __dev_get_by_name (net/core/dev.c:883) [ 110.586268][ T2356] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 110.586418][ T2356] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 110.586562][ T2356] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.586709][ T2356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.586844][ T2356] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.586981][ T2356] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.587117][ T2356] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.587263][ T2356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.587411][ T2356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.587549][ T2356] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.587699][ T2356] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.587837][ T2356] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.587975][ T2356] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.588112][ T2356] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.588250][ T2356] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.588393][ T2356] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.588530][ T2356] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.588678][ T2356] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.588815][ T2356] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.588956][ T2356] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.589094][ T2356] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.589233][ T2356] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.589378][ T2356] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.589515][ T2356] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.589664][ T2356] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.589803][ T2356] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.589942][ T2356] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.590079][ T2356] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.590218][ T2356] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.590361][ T2356] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.590534][ T2356] ? move_addr_to_kernel (net/socket.c:258) [ 110.590692][ T2356] ___sys_sendmsg (net/socket.c:2752) [ 110.590831][ T2356] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.590973][ T2356] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.591120][ T2356] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 110.591262][ T2356] __sys_sendmsg (net/socket.c:2784) [ 110.591412][ T2356] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.591558][ T2356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.591703][ T2356] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.591842][ T2356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.591980][ T2356] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.592118][ T2356] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.592255][ T2356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.592431][ T2356] RIP: 0033:0x7fd9b732d08e [ 110.592576][ T2356] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.593078][ T2356] RSP: 002b:00007fffbe5cdda0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.593286][ T2356] RAX: ffffffffffffffda RBX: 00007fffbe5ce560 RCX: 00007fd9b732d08e [ 110.593497][ T2356] RDX: 0000000000000000 RSI: 00007fffbe5cde50 RDI: 0000000000000005 [ 110.593714][ T2356] RBP: 00007fffbe5cddb0 R08: 0000000000000000 R09: 0000000000000000 [ 110.593921][ T2356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.594126][ T2356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbe5ce520 | [ 110.624610][ T2357] ------------[ cut here ]------------ | [ 110.624817][ T2357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2357 | [ 110.625131][ T2357] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.625704][ T2357] Tainted: [W]=WARN [ 110.625856][ T2357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.626075][ T2357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.626298][ T2357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.626949][ T2357] RSP: 0018:ffa000000232f020 EFLAGS: 00010286 [ 110.627252][ T2357] RAX: 00000000ffffffa6 RBX: ff1100000ce32740 RCX: 1ff4000000465dca [ 110.627622][ T2357] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce327fc [ 110.627964][ T2357] RBP: ff1100000f94c000 R08: 1fe22000019c6501 R09: ff1100000ffd5158 [ 110.628275][ T2357] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 110.628594][ T2357] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 110.628860][ T2357] FS: 00007f73807e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 110.629152][ T2357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.629381][ T2357] CR2: 00000000204ca988 CR3: 0000000004bde004 CR4: 0000000000771ef0 [ 110.629640][ T2357] PKRU: 55555554 [ 110.629800][ T2357] Call Trace: [ 110.629951][ T2357] [ 110.630072][ T2357] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 110.630259][ T2357] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.630460][ T2357] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.630619][ T2357] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 110.630810][ T2357] __dev_notify_flags (net/core/dev.c:9787) [ 110.630997][ T2357] ? netif_change_name (net/core/dev.c:1495) [ 110.631180][ T2357] ? __dev_change_flags (net/core/dev.c:9752) [ 110.631382][ T2357] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 110.631571][ T2357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.631777][ T2357] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 110.631967][ T2357] netif_change_flags (net/core/dev.c:9820) [ 110.632153][ T2357] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 110.632337][ T2357] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 110.632539][ T2357] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 110.632741][ T2357] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 110.632958][ T2357] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 110.633145][ T2357] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.633327][ T2357] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 110.633526][ T2357] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.633726][ T2357] ? __kernel_text_address (kernel/extable.c:79) [ 110.633910][ T2357] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.634095][ T2357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.634277][ T2357] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.634482][ T2357] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.634687][ T2357] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 110.634871][ T2357] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.635054][ T2357] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.635238][ T2357] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 110.635435][ T2357] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 110.635628][ T2357] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 110.635821][ T2357] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.636010][ T2357] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 110.636196][ T2357] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 110.636397][ T2357] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.636587][ T2357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.636804][ T2357] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.636988][ T2357] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.637171][ T2357] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.637367][ T2357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.637557][ T2357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.637756][ T2357] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.637942][ T2357] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.638125][ T2357] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.638309][ T2357] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.638504][ T2357] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.638708][ T2357] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.638899][ T2357] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.639082][ T2357] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.639269][ T2357] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.639474][ T2357] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.639714][ T2357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.639900][ T2357] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.640085][ T2357] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.640272][ T2357] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.640469][ T2357] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.640687][ T2357] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.640873][ T2357] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.641056][ T2357] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.641240][ T2357] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.641437][ T2357] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.641628][ T2357] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.641828][ T2357] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.642016][ T2357] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.642200][ T2357] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.642427][ T2357] ? move_addr_to_kernel (net/socket.c:258) [ 110.642616][ T2357] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.642809][ T2357] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.642995][ T2357] ___sys_sendmsg (net/socket.c:2752) [ 110.643177][ T2357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 110.643411][ T2357] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.643615][ T2357] __sys_sendmsg (net/socket.c:2784) [ 110.643809][ T2357] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.643991][ T2357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 110.644211][ T2357] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 110.644408][ T2357] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.644596][ T2357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.644794][ T2357] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.644977][ T2357] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.645161][ T2357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.645389][ T2357] RIP: 0033:0x7f7380a2008e [ 110.645579][ T2357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.646123][ T2357] RSP: 002b:00007fffa75982c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.646386][ T2357] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7380a2008e [ 110.646645][ T2357] RDX: 0000000000000000 RSI: 00007fffa7598370 RDI: 0000000000000005 [ 110.646912][ T2357] RBP: 00007fffa75982d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.647166][ T2357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.647428][ T2357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa7598a40 | [ 110.675648][ T2358] ------------[ cut here ]------------ | [ 110.675828][ T2358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2358 | [ 110.676162][ T2358] Modules linked in: vxlan ip6_gre ip_gre gre | [ 110.676661][ T2358] Tainted: [W]=WARN [ 110.676770][ T2358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 110.676938][ T2358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 110.677114][ T2358] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 110.677601][ T2358] RSP: 0018:ffa000000233f020 EFLAGS: 00010286 [ 110.677774][ T2358] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000467dca [ 110.677976][ T2358] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 110.678228][ T2358] RBP: ff11000008e91000 R08: 1fe22000016c6d71 R09: ff1100000fcb8b58 [ 110.678588][ T2358] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 110.679175][ T2358] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 110.679387][ T2358] FS: 00007f7cc1d9c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 110.679645][ T2358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 110.679823][ T2358] CR2: 0000000030f0f988 CR3: 000000000ffe3003 CR4: 0000000000771ef0 [ 110.680031][ T2358] PKRU: 55555554 [ 110.680131][ T2358] Call Trace: [ 110.680232][ T2358] [ 110.680302][ T2358] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 110.680448][ T2358] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 110.680552][ T2358] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 110.680697][ T2358] __dev_notify_flags (net/core/dev.c:9787) [ 110.680833][ T2358] ? netif_change_name (net/core/dev.c:1495) [ 110.680982][ T2358] ? __dev_change_flags (net/core/dev.c:9752) [ 110.681117][ T2358] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 110.681252][ T2358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.681395][ T2358] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 110.681534][ T2358] netif_change_flags (net/core/dev.c:9820) [ 110.681686][ T2358] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 110.681821][ T2358] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 110.681959][ T2358] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 110.682096][ T2358] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 110.682266][ T2358] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 110.682412][ T2358] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.682547][ T2358] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 110.682691][ T2358] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.682826][ T2358] ? __kernel_text_address (kernel/extable.c:79) [ 110.682976][ T2358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.683114][ T2358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.683250][ T2358] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.683391][ T2358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.683526][ T2358] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 110.683673][ T2358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.683809][ T2358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.683945][ T2358] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 110.684081][ T2358] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 110.684220][ T2358] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 110.684362][ T2358] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 110.684499][ T2358] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 110.684645][ T2358] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 110.684790][ T2358] rtnl_newlink (net/core/rtnetlink.c:4150) [ 110.684926][ T2358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.685059][ T2358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.685191][ T2358] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.685330][ T2358] ? mark_usage (kernel/locking/lockdep.c:4674) [ 110.685469][ T2358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.685619][ T2358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.685758][ T2358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.685894][ T2358] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.686028][ T2358] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 110.686164][ T2358] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 110.686299][ T2358] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 110.686439][ T2358] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.686573][ T2358] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.686717][ T2358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.686855][ T2358] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 110.687003][ T2358] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 110.687157][ T2358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 110.687306][ T2358] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 110.687449][ T2358] ? netlink_ack (./include/linux/skbuff.h:2718) [ 110.687596][ T2358] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 110.687737][ T2358] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 110.687875][ T2358] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 110.688012][ T2358] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 110.688146][ T2358] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 110.688279][ T2358] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 110.688419][ T2358] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 110.688557][ T2358] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 110.688700][ T2358] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 110.688834][ T2358] ? copy_msghdr_from_user (net/socket.c:2635) [ 110.688968][ T2358] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 110.689140][ T2358] ? move_addr_to_kernel (net/socket.c:258) [ 110.689283][ T2358] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 110.689424][ T2358] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 110.689563][ T2358] ___sys_sendmsg (net/socket.c:2752) [ 110.689710][ T2358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 110.689878][ T2358] ? copy_msghdr_from_user (net/socket.c:2603) [ 110.690025][ T2358] __sys_sendmsg (net/socket.c:2784) [ 110.690160][ T2358] ? __sys_sendmsg_sock (net/socket.c:2765) [ 110.690293][ T2358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 110.690466][ T2358] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 110.690608][ T2358] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 110.690749][ T2358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 110.690883][ T2358] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 110.691018][ T2358] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 110.691151][ T2358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 110.691332][ T2358] RIP: 0033:0x7f7cc1fd608e [ 110.691478][ T2358] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 110.691971][ T2358] RSP: 002b:00007ffca19dfdc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 110.692173][ T2358] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7cc1fd608e [ 110.692379][ T2358] RDX: 0000000000000000 RSI: 00007ffca19dfe70 RDI: 0000000000000005 [ 110.692594][ T2358] RBP: 00007ffca19dfdd0 R08: 0000000000000000 R09: 0000000000000000 [ 110.692800][ T2358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d020 [ 110.693019][ T2358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca19e0540 | [ 111.217174][ T12] ------------[ cut here ]------------ | [ 111.217383][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 111.217688][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.218157][ T12] Tainted: [W]=WARN [ 111.218253][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.218439][ T12] Workqueue: netns cleanup_net [ 111.218641][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.218851][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.219314][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 111.219482][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d700 RCX: 1ff4000000018ec7 [ 111.219689][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d7bc [ 111.219895][ T12] RBP: ff1100001046a000 R08: 1fe2200001663af9 R09: ff11000001aed1d0 [ 111.220084][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 111.220272][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 111.220477][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 111.220784][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.220942][ T12] CR2: 00007f8e2e781170 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 111.221132][ T12] PKRU: 55555554 [ 111.221259][ T12] Call Trace: [ 111.221361][ T12] [ 111.221435][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 111.221565][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 111.221672][ T12] netif_close_many (net/core/dev.c:1804) [ 111.221802][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 111.221935][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 111.222103][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 111.222621][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 111.222776][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.222952][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.223103][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.223239][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.223373][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.223506][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.223641][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.223774][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.223912][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.224444][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.224578][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.224718][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.224843][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.224978][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.225102][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.225231][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.225366][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.225490][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.225637][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.225778][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.225922][ T12] kthread (kernel/kthread.c:436) [ 111.226040][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.226197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.226328][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.226468][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.226629][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.226760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.226898][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.229186][ T12] ------------[ cut here ]------------ | [ 111.229324][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 111.229587][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.230033][ T12] Tainted: [W]=WARN [ 111.230127][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.230282][ T12] Workqueue: netns cleanup_net [ 111.230417][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.230582][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.231057][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.231211][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278aac0 RCX: 1ff4000000018eed [ 111.231413][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ab7c [ 111.231660][ T12] RBP: ff1100000fc1c000 R08: 1fe22000004f1571 R09: ff11000001aed1d0 [ 111.231839][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 111.232025][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.232222][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 111.232454][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.232613][ T12] CR2: 00007f0e4176c040 CR3: 0000000009639003 CR4: 0000000000771ef0 [ 111.232814][ T12] PKRU: 55555554 [ 111.232909][ T12] Call Trace: [ 111.233000][ T12] [ 111.233066][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.233231][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.233387][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.233515][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.233643][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.233768][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.233890][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.234028][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.234149][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.234268][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.234395][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.234517][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.234642][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.234771][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.234890][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.235012][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.235136][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.235268][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.235421][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.235550][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.235683][ T12] kthread (kernel/kthread.c:436) [ 111.235774][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.235926][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.236072][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.236226][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.236388][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.236524][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.236670][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.239069][ T12] ------------[ cut here ]------------ | [ 111.239204][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 111.239462][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.239910][ T12] Tainted: [W]=WARN [ 111.240022][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.240597][ T12] Workqueue: netns cleanup_net [ 111.240728][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.240901][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.241358][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.241511][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228c80 RCX: 1ff4000000018eed [ 111.241717][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228d3c [ 111.241898][ T12] RBP: ff110000128e1000 R08: 1fe22000012451a9 R09: ff11000001aed1d0 [ 111.242094][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 111.242292][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.242485][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 111.242742][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.242895][ T12] CR2: 00007f0e4176c040 CR3: 0000000009639003 CR4: 0000000000771ef0 [ 111.243080][ T12] PKRU: 55555554 [ 111.243171][ T12] Call Trace: [ 111.243262][ T12] [ 111.243326][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.243487][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.243660][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.243783][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.243921][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.244046][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.244169][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.244305][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.244445][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.244567][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.244703][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.244825][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.244961][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.245086][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.245209][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.245334][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.245464][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.245609][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.245745][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.245881][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.246012][ T12] kthread (kernel/kthread.c:436) [ 111.246123][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.246275][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.246400][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.246527][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.246687][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.246808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.246928][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.249874][ T12] ------------[ cut here ]------------ | [ 111.250005][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 111.250337][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.250881][ T12] Tainted: [W]=WARN [ 111.250981][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.251136][ T12] Workqueue: netns cleanup_net [ 111.251267][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.251512][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.252061][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.252215][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed380 RCX: 1ff4000000018eed [ 111.252401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed43c [ 111.252673][ T12] RBP: ff110000061cc000 R08: 1fe2200001d3da89 R09: ff11000001aed1d0 [ 111.252852][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 111.253031][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.253287][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 111.253554][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.253790][ T12] CR2: 00007f0e4176c040 CR3: 0000000009639003 CR4: 0000000000771ef0 [ 111.254005][ T12] PKRU: 55555554 [ 111.254095][ T12] Call Trace: [ 111.254186][ T12] [ 111.254250][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.254491][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.254650][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.254788][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.254987][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.255394][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.255522][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.255651][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.255858][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.255977][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.256102][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.256226][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.256427][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.256565][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.256749][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.256873][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.257074][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.257194][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.257320][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.257457][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.257684][ T12] kthread (kernel/kthread.c:436) [ 111.257779][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.257941][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.258374][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.258571][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.258734][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.258858][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.258981][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.261703][ T12] ------------[ cut here ]------------ | [ 111.261838][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 111.262077][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.262663][ T12] Tainted: [W]=WARN [ 111.262831][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.262990][ T12] Workqueue: netns cleanup_net [ 111.263115][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.263271][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.264050][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.264531][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec900 RCX: 1ff4000000018eed [ 111.264725][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec9bc [ 111.264910][ T12] RBP: ff11000009391000 R08: 1fe2200001d3d939 R09: ff11000001aed1d0 [ 111.265340][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 111.265549][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.265771][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 111.266061][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.266211][ T12] CR2: 00007f0e4176c040 CR3: 0000000009639003 CR4: 0000000000771ef0 [ 111.266400][ T12] PKRU: 55555554 [ 111.266494][ T12] Call Trace: [ 111.266593][ T12] [ 111.266661][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.266816][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.267048][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.267169][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.267296][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.267519][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.267650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.267785][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.267907][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.268039][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.268236][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.268632][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.268763][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.268892][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.269087][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.269211][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.269363][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.269607][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.269813][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.269937][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.270058][ T12] kthread (kernel/kthread.c:436) [ 111.270148][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.270383][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.270524][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.270652][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.270880][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.271003][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.271124][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.276823][ T12] ------------[ cut here ]------------ | [ 111.277028][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 111.277263][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.277833][ T12] Tainted: [W]=WARN [ 111.277926][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.278077][ T12] Workqueue: netns cleanup_net [ 111.278201][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.278362][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.278807][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.278960][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff4000000018eed [ 111.279141][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 111.279322][ T12] RBP: ff110000061d4000 R08: 1fe2200001d3d821 R09: ff11000001aed1d0 [ 111.279506][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 111.279698][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.279879][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 111.280092][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.280242][ T12] CR2: 00007f0e4176c040 CR3: 0000000009639003 CR4: 0000000000771ef0 [ 111.280428][ T12] PKRU: 55555554 [ 111.280521][ T12] Call Trace: [ 111.280615][ T12] [ 111.280682][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.280835][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.280982][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.281103][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.281227][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.281353][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.281476][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.281601][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.281727][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.281847][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.281971][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.282092][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.282213][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.282335][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.282461][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.282588][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.282718][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.282836][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.282964][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.283088][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.283209][ T12] kthread (kernel/kthread.c:436) [ 111.283299][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.283453][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.283575][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.283708][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.283857][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.283976][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.284168][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.287013][ T12] ------------[ cut here ]------------ | [ 111.287177][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 111.288078][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.288560][ T12] Tainted: [W]=WARN [ 111.288652][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.288808][ T12] Workqueue: netns cleanup_net [ 111.288931][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.289131][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.289612][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.289770][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed8c0 RCX: 1ff4000000018eed [ 111.289949][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed97c [ 111.290129][ T12] RBP: ff110000061d9000 R08: 1fe2200001d3db31 R09: ff11000001aed1d0 [ 111.290360][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 111.290539][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.290730][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 111.290939][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.291090][ T12] CR2: 00007f0e4176c040 CR3: 0000000009639003 CR4: 0000000000771ef0 [ 111.291270][ T12] PKRU: 55555554 [ 111.291406][ T12] Call Trace: [ 111.291496][ T12] [ 111.291558][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.291720][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.291867][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.291991][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.292113][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.292235][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.292402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.292524][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.292653][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.292780][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.292902][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.293024][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.293142][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.293263][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.293504][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.293637][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.293769][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.293888][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.294016][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.294139][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.294260][ T12] kthread (kernel/kthread.c:436) [ 111.294470][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.294621][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.294749][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.294872][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.295024][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.295145][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.295340][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.304355][ T12] ------------[ cut here ]------------ | [ 111.304514][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 111.304765][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.305201][ T12] Tainted: [W]=WARN [ 111.305294][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.305448][ T12] Workqueue: netns cleanup_net [ 111.305573][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.305740][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.306180][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.306334][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbfc40 RCX: 1ff4000000018eed [ 111.306522][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfcfc [ 111.306711][ T12] RBP: ff11000008ef1000 R08: 1fe2200001f77fa1 R09: ff11000001aed1d0 [ 111.306890][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 111.307068][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.307248][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 111.307463][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.307620][ T12] CR2: 00007f8e2e781170 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 111.307808][ T12] PKRU: 55555554 [ 111.307898][ T12] Call Trace: [ 111.307988][ T12] [ 111.308052][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.308206][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.308363][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.308484][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.308612][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.308741][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.308865][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.308988][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.309111][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.309230][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.309358][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.309480][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.309605][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.309756][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.309876][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.309997][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.310120][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.310240][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.310379][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.310505][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.310628][ T12] kthread (kernel/kthread.c:436) [ 111.310725][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.310875][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.310998][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.311117][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.311271][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.311397][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.311521][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.313610][ T12] ------------[ cut here ]------------ | [ 111.313737][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 111.313971][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.314396][ T12] Tainted: [W]=WARN [ 111.314485][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.314648][ T12] Workqueue: netns cleanup_net [ 111.314780][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.314935][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.315361][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.315509][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae740 RCX: 1ff4000000018eed [ 111.315698][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae7fc [ 111.315883][ T12] RBP: ff1100000fe29000 R08: 1fe2200001795d01 R09: ff11000001aed1d0 [ 111.316061][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 111.316240][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.316421][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 111.316632][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.316786][ T12] CR2: 00007f8e2e781170 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 111.316968][ T12] PKRU: 55555554 [ 111.317056][ T12] Call Trace: [ 111.317145][ T12] [ 111.317208][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.317365][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.317512][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.317645][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.317773][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.317893][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.318012][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.318132][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.318253][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.318378][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.318501][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.318623][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.318747][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.318870][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.318988][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.319109][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.319232][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.319355][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.319479][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.319608][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.319734][ T12] kthread (kernel/kthread.c:436) [ 111.319822][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.319971][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.320090][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.320210][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.320361][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.320488][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.320613][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.322668][ T12] ------------[ cut here ]------------ | [ 111.322790][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 111.323358][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.323846][ T12] Tainted: [W]=WARN [ 111.323938][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.324088][ T12] Workqueue: netns cleanup_net [ 111.324369][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.324532][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.325021][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.325193][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bcae900 RCX: 1ff4000000018eed [ 111.325472][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae9bc [ 111.325670][ T12] RBP: ff110000061c4000 R08: 1fe2200001795d39 R09: ff11000001aed1d0 [ 111.325856][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 111.326030][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.326215][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 111.326447][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.326623][ T12] CR2: 00007f8e2e781170 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 111.326816][ T12] PKRU: 55555554 [ 111.326904][ T12] Call Trace: [ 111.327036][ T12] [ 111.327098][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.327279][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.327433][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.327552][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.327688][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.327807][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.327927][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.328046][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.328182][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.328299][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.328487][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.328617][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.328740][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.328865][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.329198][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.329318][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.329450][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.329569][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.329704][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.329826][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.329952][ T12] kthread (kernel/kthread.c:436) [ 111.330050][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.330216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.330357][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.330488][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.330668][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.330787][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.331046][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.333509][ T12] ------------[ cut here ]------------ | [ 111.333641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 111.333886][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.334325][ T12] Tainted: [W]=WARN [ 111.334419][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.334566][ T12] Workqueue: netns cleanup_net [ 111.334705][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.334858][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.335577][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 111.336640][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8ac0 RCX: 1ff4000000018eed [ 111.336826][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8b7c [ 111.337004][ T12] RBP: ff1100001046a000 R08: 1fe2200001ddb171 R09: ff11000001aed1d0 [ 111.337180][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 111.337359][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.337540][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 111.337756][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.337902][ T12] CR2: 00007f8e2e781170 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 111.338080][ T12] PKRU: 55555554 [ 111.338173][ T12] Call Trace: [ 111.338261][ T12] [ 111.338323][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.338478][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.338629][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 111.338754][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 111.338874][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 111.338996][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 111.339118][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.339236][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 111.339362][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.339480][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.339605][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.339725][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.339848][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.339968][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.340116][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.340238][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.340364][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.340486][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.340615][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.340742][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.340861][ T12] kthread (kernel/kthread.c:436) [ 111.340950][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.341095][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.341213][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.341331][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.341484][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.341613][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.341735][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.364212][ T12] ------------[ cut here ]------------ | [ 111.364387][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 111.364628][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 111.365069][ T12] Tainted: [W]=WARN [ 111.365163][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.365317][ T12] Workqueue: netns cleanup_net [ 111.365449][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 111.365613][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 111.366051][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 111.366221][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a040 RCX: 1ff4000000018ed5 [ 111.366463][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a0fc [ 111.366649][ T12] RBP: ff11000012741000 R08: 1fe22000018af421 R09: ff11000001aed1d0 [ 111.366834][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 111.367013][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 111.367194][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 111.367454][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.367665][ T12] CR2: 00007f8e2e781170 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 111.367849][ T12] PKRU: 55555554 [ 111.367938][ T12] Call Trace: [ 111.368033][ T12] [ 111.368097][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 111.368250][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 111.368453][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 111.368578][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 111.368708][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 111.368828][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 111.368948][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 111.369069][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 111.369191][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 111.369311][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 111.369479][ T12] cleanup_net (net/core/net_namespace.c:702) [ 111.369610][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.369735][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 111.369862][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 111.369982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 111.370103][ T12] process_one_work (kernel/workqueue.c:3314) [ 111.370226][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 111.370345][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 111.370477][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 111.370609][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 111.370734][ T12] kthread (kernel/kthread.c:436) [ 111.370824][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.370972][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.371093][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.371212][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 111.371373][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.371494][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 111.371624][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.032812][ T12] ------------[ cut here ]------------ | [ 112.032974][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 112.033225][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.033700][ T12] Tainted: [W]=WARN [ 112.033794][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.033948][ T12] Workqueue: netns cleanup_net [ 112.034078][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.034239][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.034703][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 112.034860][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57ba80 RCX: 1ff4000000018ec7 [ 112.035045][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57bb3c [ 112.035232][ T12] RBP: ff1100000a2f2000 R08: 1fe22000018af769 R09: ff11000001aed1d0 [ 112.035471][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 112.035669][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 112.035891][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.036110][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.036269][ T12] CR2: 00007fba8c6ab2a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 112.036466][ T12] PKRU: 55555554 [ 112.036560][ T12] Call Trace: [ 112.036662][ T12] [ 112.036728][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.036856][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.036952][ T12] netif_close_many (net/core/dev.c:1804) [ 112.037081][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 112.037207][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 112.037398][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 112.037554][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.037691][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.037845][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.037971][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.038099][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.038225][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.038357][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.038484][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.038615][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.038747][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.038871][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.039001][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.039129][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.039277][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.039408][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.039532][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.039666][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.039800][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.039924][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.040055][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.040189][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.040312][ T12] kthread (kernel/kthread.c:436) [ 112.040412][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.040575][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.040738][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.040869][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.041031][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.041156][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.041280][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.043782][ T12] ------------[ cut here ]------------ | [ 112.043981][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.044320][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.045589][ T12] Tainted: [W]=WARN [ 112.045805][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.046071][ T12] Workqueue: netns cleanup_net [ 112.046314][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.046621][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.047158][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 112.047413][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c57a580 RCX: 1ff4000000018e80 [ 112.047676][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a63c [ 112.047922][ T12] RBP: ff11000008e91000 R08: 1fe22000018af4c9 R09: ff11000001aed1d0 [ 112.048163][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 112.048419][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 112.048683][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.048961][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.049172][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.049471][ T12] PKRU: 55555554 [ 112.049630][ T12] Call Trace: [ 112.049790][ T12] [ 112.049908][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.050091][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.050242][ T12] netif_close_many (net/core/dev.c:1804) [ 112.050435][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 112.050623][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.050828][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 112.051015][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 112.051196][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 112.051391][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 112.051573][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 112.051771][ T12] notifier_call_chain (kernel/notifier.c:85) [ 112.051975][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 112.052168][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 112.052369][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 112.052592][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 112.052856][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.053047][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.053288][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.053499][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.053721][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.053904][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.054128][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.054309][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.054503][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.054706][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.054886][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.055071][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.055253][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.055445][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.055636][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.055837][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.056020][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.056241][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.056433][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.056643][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.056858][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.057055][ T12] kthread (kernel/kthread.c:436) [ 112.057204][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.057443][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.057637][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.057829][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.058040][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.058222][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.058426][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.061132][ T12] ------------[ cut here ]------------ | [ 112.061303][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.061850][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.062390][ T12] Tainted: [W]=WARN [ 112.062534][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.062747][ T12] Workqueue: netns cleanup_net [ 112.063195][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.063417][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.063960][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.064194][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c4158c0 RCX: 1ff4000000018eed [ 112.064438][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41597c [ 112.064715][ T12] RBP: ff1100000ff84000 R08: 1fe2200001882b31 R09: ff11000001aed1d0 [ 112.064972][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.065198][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.065442][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.065992][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.066200][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.066447][ T12] PKRU: 55555554 [ 112.066590][ T12] Call Trace: [ 112.066744][ T12] [ 112.066856][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.067080][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.067283][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.067470][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.067662][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.067835][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.068016][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.068230][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.068535][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.068756][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.069013][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.069184][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.069369][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.069543][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.069811][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.070013][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.070218][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.070552][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.070746][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.070950][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.071150][ T12] kthread (kernel/kthread.c:436) [ 112.071302][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.071593][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.071778][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.072022][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.072224][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.072403][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.072573][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.075886][ T12] ------------[ cut here ]------------ | [ 112.076067][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.076993][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.077870][ T12] Tainted: [W]=WARN [ 112.078076][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.078404][ T12] Workqueue: netns cleanup_net [ 112.078658][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.078920][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.079564][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.079868][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414200 RCX: 1ff4000000018eed [ 112.080404][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4142bc [ 112.080810][ T12] RBP: ff11000013724000 R08: 1fe2200001882859 R09: ff11000001aed1d0 [ 112.081136][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.081568][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.082114][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.082521][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.082821][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.083213][ T12] PKRU: 55555554 [ 112.083430][ T12] Call Trace: [ 112.083646][ T12] [ 112.083811][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.084080][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.084329][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.084569][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.084884][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.085114][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.085432][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.085672][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.085917][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.086122][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.086321][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.086531][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.086732][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.087200][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.087401][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.087579][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.087780][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.087949][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.088124][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.088302][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.088491][ T12] kthread (kernel/kthread.c:436) [ 112.088645][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.088940][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.089115][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.089292][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.089673][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.089846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.090018][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.093313][ T12] ------------[ cut here ]------------ | [ 112.094088][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.094431][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.095086][ T12] Tainted: [W]=WARN [ 112.095272][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.095531][ T12] Workqueue: netns cleanup_net [ 112.095774][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.096029][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.096668][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.096917][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907380 RCX: 1ff4000000018eed [ 112.097189][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90743c [ 112.097479][ T12] RBP: ff11000013709000 R08: 1fe2200001b20e89 R09: ff11000001aed1d0 [ 112.097776][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.098048][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.098321][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.098648][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.098902][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.099178][ T12] PKRU: 55555554 [ 112.099376][ T12] Call Trace: [ 112.099562][ T12] [ 112.099735][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.099987][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.100233][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.100465][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.100702][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.100931][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.101207][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.101489][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.101779][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.102043][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.102314][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.102595][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.102806][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.102976][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.103146][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.103318][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.103507][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.103696][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.103875][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.104050][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.104241][ T12] kthread (kernel/kthread.c:436) [ 112.104402][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.104607][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.104793][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.104966][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.105172][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.105360][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.105566][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.108336][ T12] ------------[ cut here ]------------ | [ 112.108523][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.108823][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.110269][ T12] Tainted: [W]=WARN [ 112.110494][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.110778][ T12] Workqueue: netns cleanup_net [ 112.111003][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.111256][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.111814][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.112061][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906c80 RCX: 1ff4000000018eed [ 112.112334][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906d3c [ 112.112635][ T12] RBP: ff11000013681000 R08: 1fe2200001b20da9 R09: ff11000001aed1d0 [ 112.112919][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.113206][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.113512][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.113900][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.114146][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.114445][ T12] PKRU: 55555554 [ 112.114643][ T12] Call Trace: [ 112.114840][ T12] [ 112.115000][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.115255][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.115547][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.115802][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.116023][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.116237][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.116485][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.116734][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.116975][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.117192][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.117429][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.117692][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.117966][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.118228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.118533][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.118747][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.118926][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.119095][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.119273][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.119465][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.119645][ T12] kthread (kernel/kthread.c:436) [ 112.119794][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.119991][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.120176][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.120361][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.120564][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.120749][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.120953][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.123724][ T12] ------------[ cut here ]------------ | [ 112.123914][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.124191][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.125288][ T12] Tainted: [W]=WARN [ 112.125529][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.125815][ T12] Workqueue: netns cleanup_net [ 112.126041][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.126628][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.127179][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.127440][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907000 RCX: 1ff4000000018eed [ 112.127742][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9070bc [ 112.128019][ T12] RBP: ff11000009ae4000 R08: 1fe2200001b20e19 R09: ff11000001aed1d0 [ 112.128293][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.128597][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.128921][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.129772][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.130024][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.130295][ T12] PKRU: 55555554 [ 112.130502][ T12] Call Trace: [ 112.130718][ T12] [ 112.130889][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.131148][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.131414][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.131648][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.131893][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.132114][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.132374][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.132615][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.132853][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.133276][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.133527][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.133775][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.134001][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.134233][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.134482][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.134737][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.134976][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.135203][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.135459][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.135715][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.135989][ T12] kthread (kernel/kthread.c:436) [ 112.136241][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.136563][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.136847][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.137110][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.137427][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.137706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.137971][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.140821][ T12] ------------[ cut here ]------------ | [ 112.140996][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.141274][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.142343][ T12] Tainted: [W]=WARN [ 112.142593][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.142849][ T12] Workqueue: netns cleanup_net [ 112.143092][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.143366][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.143912][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.144172][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff4000000018eed [ 112.144479][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 112.144775][ T12] RBP: ff110000137c9000 R08: 1fe22000018cfd39 R09: ff11000001aed1d0 [ 112.145059][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.145330][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.145634][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.145946][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.146191][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.146497][ T12] PKRU: 55555554 [ 112.146712][ T12] Call Trace: [ 112.146905][ T12] [ 112.147063][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.147311][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.147635][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.147882][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.148156][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.148436][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.148713][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.149019][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.149332][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.149618][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.149893][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.150149][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.150317][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.150507][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.150697][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.150871][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.151047][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.151217][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.151406][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.151591][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.151776][ T12] kthread (kernel/kthread.c:436) [ 112.151920][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.152119][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.152288][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.152475][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.152708][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.152879][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.153056][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.155770][ T12] ------------[ cut here ]------------ | [ 112.155950][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.156903][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.157548][ T12] Tainted: [W]=WARN [ 112.157748][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.157992][ T12] Workqueue: netns cleanup_net [ 112.158217][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.158481][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.159019][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.159264][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e040 RCX: 1ff4000000018eed [ 112.159592][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e0fc [ 112.159877][ T12] RBP: ff110000128cc000 R08: 1fe22000018cfc21 R09: ff11000001aed1d0 [ 112.160157][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.160451][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.160747][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.161229][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.161503][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.161791][ T12] PKRU: 55555554 [ 112.161973][ T12] Call Trace: [ 112.162168][ T12] [ 112.162327][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.162593][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.162852][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.163065][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.163281][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.163509][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.163744][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.163963][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.164189][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.164416][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.164659][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.164877][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.165089][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.165303][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.165528][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.165764][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.165981][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.166215][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.166508][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.166782][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.167070][ T12] kthread (kernel/kthread.c:436) [ 112.167298][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.167619][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.167885][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.168099][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.168294][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.168478][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.168668][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.171580][ T12] ------------[ cut here ]------------ | [ 112.171761][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.172049][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.172960][ T12] Tainted: [W]=WARN [ 112.173146][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.173406][ T12] Workqueue: netns cleanup_net [ 112.173637][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.173910][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.174435][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.174711][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f380 RCX: 1ff4000000018eed [ 112.174986][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f43c [ 112.175268][ T12] RBP: ff11000008adc000 R08: 1fe22000018cfe89 R09: ff11000001aed1d0 [ 112.175550][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.175831][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.176114][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.176428][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.176684][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.176966][ T12] PKRU: 55555554 [ 112.177146][ T12] Call Trace: [ 112.177326][ T12] [ 112.177496][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.177755][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.178009][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.178225][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.178452][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.178678][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.178907][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.179122][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.179338][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.179635][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.179864][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.180077][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.180289][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.180522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.180755][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.180969][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.181239][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.181516][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.181839][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.182106][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.182380][ T12] kthread (kernel/kthread.c:436) [ 112.182629][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.182936][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.183133][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.183310][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.183518][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.183707][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.183878][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.193894][ T12] ------------[ cut here ]------------ | [ 112.194055][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 112.194284][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.194751][ T12] Tainted: [W]=WARN [ 112.194845][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.194992][ T12] Workqueue: netns cleanup_net [ 112.195114][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.195267][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.195713][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.195862][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e580 RCX: 1ff4000000018eed [ 112.196042][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e63c [ 112.196231][ T12] RBP: ff1100000ff81000 R08: 1fe22000018cfcc9 R09: ff11000001aed1d0 [ 112.196503][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 112.196692][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.196870][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.197086][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.197236][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 112.197418][ T12] PKRU: 55555554 [ 112.197507][ T12] Call Trace: [ 112.197598][ T12] [ 112.197666][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.197828][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.197975][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.198093][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.198217][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.198336][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.198461][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.198586][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.198711][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.198851][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.198971][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.199094][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.199210][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.199333][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.199678][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.199804][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.199926][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.200043][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.200178][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.200302][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.200426][ T12] kthread (kernel/kthread.c:436) [ 112.200544][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.200705][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.200825][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.200944][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.201090][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.201208][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.201327][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.204154][ T12] ------------[ cut here ]------------ | [ 112.204288][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 112.204564][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.205022][ T12] Tainted: [W]=WARN [ 112.205115][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.205268][ T12] Workqueue: netns cleanup_net [ 112.205402][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.205563][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.206021][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 112.206198][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991c40 RCX: 1ff4000000018e99 [ 112.206389][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012991cfc [ 112.206578][ T12] RBP: ff11000008e91000 R08: 1fe22000025323a1 R09: ff11000001aed1d0 [ 112.206786][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 112.206969][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.207163][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.207389][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.207543][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 112.207740][ T12] PKRU: 55555554 [ 112.207832][ T12] Call Trace: [ 112.207930][ T12] [ 112.207995][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.208151][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.208308][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 112.208439][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.208575][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 112.208740][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 112.208872][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 112.209000][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 112.209127][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 112.209253][ T12] notifier_call_chain (kernel/notifier.c:85) [ 112.209385][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 112.209562][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.209730][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.209853][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.209977][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.210101][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.210228][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.210361][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.210488][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.210638][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.210777][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.210902][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.211026][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.211151][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.211279][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.211435][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.211567][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.211703][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.211831][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.211958][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.212080][ T12] kthread (kernel/kthread.c:436) [ 112.212173][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.212327][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.212464][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.212611][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.212776][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.212899][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.213023][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.230968][ T12] ------------[ cut here ]------------ | [ 112.231126][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 112.231763][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.232187][ T12] Tainted: [W]=WARN [ 112.232293][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.232505][ T12] Workqueue: netns cleanup_net [ 112.232665][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.232820][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.233249][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 112.233415][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28200 RCX: 1ff4000000018eed [ 112.233594][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa282bc [ 112.233780][ T12] RBP: ff1100000a2f2000 R08: 1fe2200001f45059 R09: ff11000001aed1d0 [ 112.233959][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 112.234136][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.234337][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.234565][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.234727][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 112.234909][ T12] PKRU: 55555554 [ 112.235010][ T12] Call Trace: [ 112.235098][ T12] [ 112.235161][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.235314][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.235470][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 112.235593][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 112.235720][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.235842][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 112.235960][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.236085][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 112.236211][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.236332][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.236458][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.236580][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.236709][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.236842][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.236965][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.237089][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.237212][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.237335][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.237465][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.237596][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.237729][ T12] kthread (kernel/kthread.c:436) [ 112.237819][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.237968][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.238091][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.238213][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.238392][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.238512][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.238637][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.254200][ T2390] ------------[ cut here ]------------ | [ 112.254384][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2390 | [ 112.254666][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.255143][ T2390] Tainted: [W]=WARN [ 112.255243][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.255415][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.255603][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.256082][ T2390] RSP: 0018:ffa00000023cfa80 EFLAGS: 00010286 [ 112.256247][ T2390] RAX: 00000000ffffffa6 RBX: ff1100000d7e3c40 RCX: 1ff4000000479f16 [ 112.256448][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3cfc [ 112.256658][ T2390] RBP: ff11000009af9000 R08: 1fe2200001afc7a1 R09: ff110000137d5180 [ 112.256855][ T2390] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 112.257052][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009af9000 [ 112.257254][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.257492][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.257665][ T2390] CR2: 00007f6a41b58430 CR3: 0000000004f5b005 CR4: 0000000000771ef0 [ 112.257888][ T2390] PKRU: 55555554 [ 112.257988][ T2390] Call Trace: [ 112.258099][ T2390] [ 112.258186][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.258322][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.258459][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.258560][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.258702][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.258867][ T2390] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.259014][ T2390] register_netdev (net/core/dev.c:11552) [ 112.259175][ T2390] loopback_net_init (drivers/net/loopback.c:218) [ 112.259310][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.259454][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.259556][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.259710][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.259842][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.259977][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.260110][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.260248][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.260387][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.260522][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.260663][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.260799][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.260935][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.261071][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.261202][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.261336][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.261474][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.261638][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.261779][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.261944][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.262090][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.262583][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.262795][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.262994][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.263192][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.263394][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.263595][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.265262][ T12] ------------[ cut here ]------------ | [ 112.265402][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 112.265660][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.266115][ T12] Tainted: [W]=WARN [ 112.266440][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.266602][ T12] Workqueue: netns cleanup_net [ 112.266749][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.266915][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.267386][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 112.267547][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2040 RCX: 1ff4000000018eaf [ 112.267743][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e20fc [ 112.267938][ T12] RBP: ff110000128d9000 R08: 1fe2200001afc421 R09: ff11000001aed1d0 [ 112.268140][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 112.268326][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004d74000 [ 112.268521][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.268750][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.268909][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 112.269098][ T12] PKRU: 55555554 [ 112.269192][ T12] Call Trace: [ 112.269288][ T12] [ 112.269410][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.269622][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.269724][ T12] netif_close_many (net/core/dev.c:1804) [ 112.269850][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 112.269997][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 112.270124][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 112.270280][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 112.270503][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.270637][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.270795][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.270921][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.271044][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 112.271199][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 112.271328][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 112.271508][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.271639][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 112.271775][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 112.271904][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 112.272030][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.272159][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.272288][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.272488][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.272623][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.272756][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.272879][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.273005][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.273133][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.273257][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.273441][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.273573][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.273711][ T12] kthread (kernel/kthread.c:436) [ 112.273814][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.273973][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.274099][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.274225][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.274434][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.274564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.274703][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.276872][ T12] ------------[ cut here ]------------ | [ 112.277068][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.277384][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.277948][ T12] Tainted: [W]=WARN [ 112.278092][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.278299][ T12] Workqueue: netns cleanup_net [ 112.278496][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.278732][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.279228][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 112.279487][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff4000000018eaf [ 112.279743][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 112.279980][ T12] RBP: ff11000004d74000 R08: 1fe22000019c6731 R09: ff11000001aed1d0 [ 112.280219][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 112.280471][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 112.280738][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.281007][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.281213][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.281466][ T12] PKRU: 55555554 [ 112.281611][ T12] Call Trace: [ 112.281763][ T12] [ 112.281879][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.282058][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 112.282239][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.282404][ T12] netif_close_many (net/core/dev.c:1804) [ 112.282585][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 112.282783][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 112.282997][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 112.283208][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 112.283438][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.283618][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.283837][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.284015][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.284191][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 112.284434][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 112.284626][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 112.284819][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.284998][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 112.285196][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 112.285392][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 112.285574][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.285768][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.285950][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.286428][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.286611][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.286801][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.286980][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.287159][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.287366][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.287543][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.287742][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.287924][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.288101][ T12] kthread (kernel/kthread.c:436) [ 112.288248][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.288470][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.288673][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.288924][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.289132][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.289309][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.289499][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.292753][ T12] ------------[ cut here ]------------ | [ 112.292936][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.293221][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.293820][ T12] Tainted: [W]=WARN [ 112.293962][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.294161][ T12] Workqueue: netns cleanup_net [ 112.294343][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.294578][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.295086][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 112.295290][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecc900 RCX: 1ff4000000018ed5 [ 112.296252][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc9bc [ 112.296542][ T12] RBP: ff110000128d9000 R08: 1fe2200001dd9939 R09: ff11000001aed1d0 [ 112.296842][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.297118][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.297410][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.297748][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.298024][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.298503][ T12] PKRU: 55555554 [ 112.298711][ T12] Call Trace: [ 112.298898][ T12] [ 112.299072][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.299323][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.299591][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.299825][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.300043][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 112.300296][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 112.300534][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.300771][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 112.300989][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 112.301208][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 112.301445][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.301676][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.301898][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.302117][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.302368][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.302541][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.302731][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.302909][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.303085][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.303257][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.303462][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.303661][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.303835][ T12] kthread (kernel/kthread.c:436) [ 112.303977][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.304178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.304377][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.304552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.304772][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.304945][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.305128][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.308215][ T12] ------------[ cut here ]------------ | [ 112.308941][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.309245][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.309818][ T12] Tainted: [W]=WARN [ 112.309958][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.310164][ T12] Workqueue: netns cleanup_net [ 112.310383][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.310594][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.311103][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 112.311308][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecd540 RCX: 1ff4000000018ed5 [ 112.311552][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd5fc [ 112.311805][ T12] RBP: ff11000004d74000 R08: 1fe2200001dd9ac1 R09: ff11000001aed1d0 [ 112.312036][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.312266][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.312517][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.312811][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.313014][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.313247][ T12] PKRU: 55555554 [ 112.313401][ T12] Call Trace: [ 112.313556][ T12] [ 112.313687][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.313925][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.314131][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.314306][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.314493][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 112.314721][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 112.314899][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.315073][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 112.315248][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 112.315441][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 112.315621][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.315803][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.315978][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.316170][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.316343][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.316534][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.316723][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.316902][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.317081][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.317254][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.317461][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.317664][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.317875][ T12] kthread (kernel/kthread.c:436) [ 112.318020][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.318227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.318419][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.318598][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.318814][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.318989][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.319162][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.322299][ T12] ------------[ cut here ]------------ | [ 112.323126][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 112.323491][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.324143][ T12] Tainted: [W]=WARN [ 112.324336][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.324608][ T12] Workqueue: netns cleanup_net [ 112.324845][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.325101][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.325690][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 112.325944][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a130e40 RCX: 1ff4000000018ed5 [ 112.326219][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a130efc [ 112.326523][ T12] RBP: ff11000010024000 R08: 1fe22000014261e1 R09: ff11000001aed1d0 [ 112.326818][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.327092][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.327383][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.327711][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.327959][ T12] CR2: 00007f665bb392a0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 112.328242][ T12] PKRU: 55555554 [ 112.328484][ T12] Call Trace: [ 112.328734][ T12] [ 112.328847][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 112.329052][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 112.329254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 112.329439][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 112.329688][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 112.329896][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 112.330070][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.330242][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 112.330450][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 112.330633][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 112.330821][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 112.331004][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.331180][ T12] cleanup_net (net/core/net_namespace.c:702) [ 112.331367][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 112.331536][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 112.331771][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.331949][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.332127][ T12] process_one_work (kernel/workqueue.c:3314) [ 112.332304][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.332491][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.332689][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.332866][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.333038][ T12] kthread (kernel/kthread.c:436) [ 112.333180][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.333400][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.333573][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.333762][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.333979][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.334151][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 112.334323][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.339621][ T2390] ------------[ cut here ]------------ | [ 112.339770][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2390 | [ 112.340069][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.340520][ T2390] Tainted: [W]=WARN [ 112.340627][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.340795][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.340965][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.341462][ T2390] RSP: 0018:ffa00000023cf918 EFLAGS: 00010286 [ 112.341630][ T2390] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff4000000479ee9 [ 112.341830][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 112.342026][ T2390] RBP: ff1100000a0c9000 R08: 1fe22000016c6c21 R09: ff110000137d5180 [ 112.342222][ T2390] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 112.342423][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000 [ 112.342627][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.342863][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.343029][ T2390] CR2: 00007f6a41b58430 CR3: 0000000004f5b005 CR4: 0000000000771ef0 [ 112.343226][ T2390] PKRU: 55555554 [ 112.343323][ T2390] Call Trace: [ 112.343424][ T2390] [ 112.343492][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.343627][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.343765][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.343869][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.344003][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.344166][ T2390] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.344301][ T2390] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.344447][ T2390] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.344588][ T2390] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.344735][ T2390] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.344873][ T2390] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.345007][ T2390] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.345142][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.345249][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.345355][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.345487][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.345624][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.345765][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.345898][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.346033][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.346166][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.346299][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.346437][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.346570][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.346718][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.346853][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.346984][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.347116][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.347247][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.347387][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.347520][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.347696][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.347833][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.348302][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.348507][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.348717][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.348914][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.349110][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.349307][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.353260][ T2390] ------------[ cut here ]------------ | [ 112.353407][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2390 | [ 112.353682][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.354127][ T2390] Tainted: [W]=WARN [ 112.354228][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.354409][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.354591][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.355069][ T2390] RSP: 0018:ffa00000023cf8f8 EFLAGS: 00010286 [ 112.355239][ T2390] RAX: 00000000ffffffa6 RBX: ff1100000278a040 RCX: 1ff4000000479ee5 [ 112.355443][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a0fc [ 112.355648][ T2390] RBP: ff110000093d4000 R08: 1fe22000004f1421 R09: ff110000137d5180 [ 112.355852][ T2390] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 112.356051][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093d4000 [ 112.356265][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.356509][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.356688][ T2390] CR2: 00007f6a41b58430 CR3: 0000000004f5b005 CR4: 0000000000771ef0 [ 112.356890][ T2390] PKRU: 55555554 [ 112.356990][ T2390] Call Trace: [ 112.357091][ T2390] [ 112.357160][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.357296][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.357442][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.357546][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.357693][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.357860][ T2390] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.357996][ T2390] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.358131][ T2390] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.358266][ T2390] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.358408][ T2390] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.358544][ T2390] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.358694][ T2390] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 112.358829][ T2390] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 112.358965][ T2390] vti_init_net (net/ipv4/ip_vti.c:517) [ 112.359099][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.359202][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.359306][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.359445][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.359584][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.359726][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.359861][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.359999][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.360135][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.360270][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.360411][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.360546][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.360691][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.360826][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.360961][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.361094][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.361227][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.361364][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.361501][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.361680][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.361822][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.362299][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.362514][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.362728][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.362929][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.363128][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.363329][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.376361][ T2390] ------------[ cut here ]------------ | [ 112.376518][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2390 | [ 112.376822][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.377276][ T2390] Tainted: [W]=WARN [ 112.377385][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.377553][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.377736][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.378206][ T2390] RSP: 0018:ffa00000023cfa78 EFLAGS: 00010286 [ 112.378383][ T2390] RAX: 00000000ffffffa6 RBX: ff1100000bcaf540 RCX: 1ff4000000479f15 [ 112.378584][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaf5fc [ 112.378791][ T2390] RBP: ff1100000e981000 R08: 1fe2200001795ec1 R09: ff110000137d5180 [ 112.378993][ T2390] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 112.379189][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e981000 [ 112.379401][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.379641][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.379812][ T2390] CR2: 00007f4e2aaa0f98 CR3: 0000000004f5b004 CR4: 0000000000771ef0 [ 112.380011][ T2390] PKRU: 55555554 [ 112.380111][ T2390] Call Trace: [ 112.380209][ T2390] [ 112.380278][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.380416][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.380549][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.380661][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.380796][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.380962][ T2390] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.381095][ T2390] register_netdev (net/core/dev.c:11552) [ 112.381225][ T2390] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 112.381364][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.381464][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.381565][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.381708][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.381841][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.381978][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.382112][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.382247][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.382389][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.382520][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.382661][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.382794][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.382927][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.383061][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.383193][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.383325][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.383460][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.383597][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.383739][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.383903][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.384043][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.384525][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.384732][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.384928][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.385121][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.385317][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.385520][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.395786][ T2390] ------------[ cut here ]------------ | [ 112.395939][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2390 | [ 112.396198][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.396647][ T2390] Tainted: [W]=WARN [ 112.396755][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.396921][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.397092][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.397563][ T2390] RSP: 0018:ffa00000023cfa68 EFLAGS: 00010286 [ 112.397787][ T2390] RAX: 00000000ffffffa6 RBX: ff1100000ca6a200 RCX: 1ff4000000479f13 [ 112.397986][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a2bc [ 112.398182][ T2390] RBP: ff11000001dec000 R08: 1fe220000194d459 R09: ff110000137d5180 [ 112.398386][ T2390] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 112.398599][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dec000 [ 112.398808][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.399041][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.399209][ T2390] CR2: 00007f4e2aaa0f98 CR3: 0000000004f5b004 CR4: 0000000000771ef0 [ 112.399434][ T2390] PKRU: 55555554 [ 112.399534][ T2390] Call Trace: [ 112.399640][ T2390] [ 112.399719][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.399851][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.399985][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.400086][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.400223][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.400917][ T2390] register_netdev (net/core/dev.c:11552) [ 112.401051][ T2390] sit_init_net (net/ipv6/sit.c:1860) [ 112.401186][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.401287][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.401446][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.401641][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.401781][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.401917][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.402050][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.402189][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.402323][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.402512][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.402656][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.402796][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.402929][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.403066][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.403202][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.403335][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.403526][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.403671][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.403804][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.403967][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.404104][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.404639][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.404845][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.405046][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.405241][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.405494][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.405697][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.410935][ T2390] ------------[ cut here ]------------ | [ 112.411093][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2390 | [ 112.411363][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.411815][ T2390] Tainted: [W]=WARN [ 112.411916][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.412081][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.412253][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.412739][ T2390] RSP: 0018:ffa00000023cfa78 EFLAGS: 00010286 [ 112.412905][ T2390] RAX: 00000000ffffffa6 RBX: ff1100000b677540 RCX: 1ff4000000479f15 [ 112.413103][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6775fc [ 112.413303][ T2390] RBP: ff11000007f91000 R08: 1fe22000016ceec1 R09: ff110000137d5180 [ 112.413507][ T2390] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 112.413716][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f91000 [ 112.413917][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.414149][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.414316][ T2390] CR2: 00007f4e2aaa0f98 CR3: 0000000004f5b004 CR4: 0000000000771ef0 [ 112.414524][ T2390] PKRU: 55555554 [ 112.414627][ T2390] Call Trace: [ 112.414732][ T2390] [ 112.414802][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.414935][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.415068][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.415175][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.415307][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.415479][ T2390] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.415619][ T2390] register_netdev (net/core/dev.c:11552) [ 112.415795][ T2390] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 112.415932][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.416035][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.416136][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.416268][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.416407][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.416542][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.416689][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.416825][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.416958][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.417091][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.417227][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.417890][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.418028][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.418179][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.418313][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.418505][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.418644][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.418782][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.418918][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.419085][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.419242][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.419795][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.420059][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.420258][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.420511][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.420720][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.420916][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.425483][ T2390] ------------[ cut here ]------------ | [ 112.425635][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2390 | [ 112.425905][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.426359][ T2390] Tainted: [W]=WARN [ 112.426461][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.426630][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.426806][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.427301][ T2390] RSP: 0018:ffa00000023cf918 EFLAGS: 00010286 [ 112.427477][ T2390] RAX: 00000000ffffffa6 RBX: ff11000010299700 RCX: 1ff4000000479ee9 [ 112.427685][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000102997bc [ 112.427881][ T2390] RBP: ff110000080e4000 R08: 1fe22000020532f9 R09: ff110000137d5180 [ 112.428075][ T2390] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 112.428268][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000080e4000 [ 112.428473][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 112.428715][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.428880][ T2390] CR2: 000055f6a15ced5c CR3: 0000000004f5b004 CR4: 0000000000771ef0 [ 112.429078][ T2390] PKRU: 55555554 [ 112.429176][ T2390] Call Trace: [ 112.429284][ T2390] [ 112.429362][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.429496][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.429633][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.429740][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.429873][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.430040][ T2390] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.430176][ T2390] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.430306][ T2390] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.430443][ T2390] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.430576][ T2390] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.430718][ T2390] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.430850][ T2390] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.430982][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.431083][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.431183][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.431312][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.431451][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.431590][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.431728][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.431862][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.432000][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.432131][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.432263][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.432397][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.432530][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.432670][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.432800][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.432931][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.433064][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.433193][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.433323][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.433488][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.433627][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.434102][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.434301][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.434505][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.434714][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.434911][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.435106][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.439419][ T2390] ------------[ cut here ]------------ | [ 112.439557][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2390 | [ 112.439821][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.440254][ T2390] Tainted: [W]=WARN [ 112.440361][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.440525][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.440700][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.441177][ T2390] RSP: 0018:ffa00000023cf918 EFLAGS: 00010286 [ 112.441342][ T2390] RAX: 00000000ffffffa6 RBX: ff11000010298200 RCX: 1ff4000000479ee9 [ 112.441543][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000102982bc [ 112.441750][ T2390] RBP: ff1100000ebe4000 R08: 1fe2200002053059 R09: ff110000137d5180 [ 112.441947][ T2390] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 112.442144][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebe4000 [ 112.442341][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 112.442578][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.442753][ T2390] CR2: 000055f6a15ced5c CR3: 0000000004f5b004 CR4: 0000000000771ef0 [ 112.442952][ T2390] PKRU: 55555554 [ 112.443051][ T2390] Call Trace: [ 112.443150][ T2390] [ 112.443218][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.443356][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.443489][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.443594][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.443731][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.443900][ T2390] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.444033][ T2390] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.444166][ T2390] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.444298][ T2390] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.444438][ T2390] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.444572][ T2390] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.444715][ T2390] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.444848][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.444949][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.445049][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.445181][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.445313][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.445451][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.445588][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.445727][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.445862][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.445993][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.446124][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.446255][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.446393][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.446527][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.446665][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.446800][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.446930][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.447070][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.447201][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.447368][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.447506][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.447984][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.448182][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.448384][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.448592][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.448796][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.448991][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.453380][ T2390] ------------[ cut here ]------------ | [ 112.453530][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2390 | [ 112.453795][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.454228][ T2390] Tainted: [W]=WARN [ 112.454327][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.454496][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.454675][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.455141][ T2390] RSP: 0018:ffa00000023cf918 EFLAGS: 00010286 [ 112.455305][ T2390] RAX: 00000000ffffffa6 RBX: ff1100001265a740 RCX: 1ff4000000479ee9 [ 112.455505][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265a7fc [ 112.455711][ T2390] RBP: ff1100000ff3c000 R08: 1fe22000024cb501 R09: ff110000137d5180 [ 112.455908][ T2390] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 112.456103][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff3c000 [ 112.456300][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 112.456547][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.456722][ T2390] CR2: 000055f6a15ced5c CR3: 0000000004f5b004 CR4: 0000000000771ef0 [ 112.456919][ T2390] PKRU: 55555554 [ 112.457016][ T2390] Call Trace: [ 112.457114][ T2390] [ 112.457181][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.457322][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.457456][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.457556][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.457697][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.457861][ T2390] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.457993][ T2390] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.458122][ T2390] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.458253][ T2390] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.458391][ T2390] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.458523][ T2390] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.458666][ T2390] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.458802][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.458903][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.459002][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.459132][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.459263][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.459400][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.459534][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.459681][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.459810][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.459946][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.460083][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.460213][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.460344][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.460482][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.460617][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.460759][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.460891][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.461022][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.461153][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.461315][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.461457][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.461929][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.462126][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.462332][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.462532][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.462736][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.462931][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.469824][ T2390] ------------[ cut here ]------------ | [ 112.469967][ T2390] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2390 | [ 112.470234][ T2390] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.471210][ T2390] Tainted: [W]=WARN [ 112.471309][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.471537][ T2390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.471781][ T2390] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.472255][ T2390] RSP: 0018:ffa00000023cfa70 EFLAGS: 00010286 [ 112.472480][ T2390] RAX: 00000000ffffffa6 RBX: ff1100000fe12c80 RCX: 1ff4000000479f14 [ 112.472689][ T2390] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fe12d3c [ 112.472887][ T2390] RBP: ff11000009a74000 R08: 1fe2200001fc25a9 R09: ff110000137d5180 [ 112.473092][ T2390] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 112.473293][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a74000 [ 112.473551][ T2390] FS: 00007f6a41951840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 112.473795][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.473963][ T2390] CR2: 000055f6a15ced5c CR3: 0000000004f5b004 CR4: 0000000000771ef0 [ 112.474167][ T2390] PKRU: 55555554 [ 112.474268][ T2390] Call Trace: [ 112.474424][ T2390] [ 112.474493][ T2390] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.474654][ T2390] ? notifier_call_chain (kernel/notifier.c:85) [ 112.474790][ T2390] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.474893][ T2390] register_netdevice (net/core/dev.c:11488) [ 112.475027][ T2390] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.475195][ T2390] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.475332][ T2390] register_netdev (net/core/dev.c:11552) [ 112.475529][ T2390] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 112.475679][ T2390] ops_init (net/core/net_namespace.c:137) [ 112.475783][ T2390] setup_net (net/core/net_namespace.c:446) [ 112.475884][ T2390] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.476017][ T2390] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.476153][ T2390] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.476288][ T2390] copy_net_ns (net/core/net_namespace.c:579) [ 112.476479][ T2390] create_new_namespaces (kernel/nsproxy.c:132) [ 112.476618][ T2390] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.476758][ T2390] ksys_unshare (kernel/fork.c:3243) [ 112.476892][ T2390] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.477026][ T2390] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.477159][ T2390] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.477294][ T2390] ? __ia32_sys_open (fs/open.c:1374) [ 112.477485][ T2390] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.477624][ T2390] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.477761][ T2390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.477894][ T2390] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.478027][ T2390] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.478163][ T2390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.478330][ T2390] RIP: 0033:0x7f6a41c13bcb [ 112.478530][ T2390] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.479036][ T2390] RSP: 002b:00007ffde09804f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 112.479238][ T2390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6a41c13bcb [ 112.479495][ T2390] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.479702][ T2390] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.479903][ T2390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0982720 [ 112.480103][ T2390] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde0984877 | [ 112.519890][ T2391] ------------[ cut here ]------------ | [ 112.520068][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2391 | [ 112.520336][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.520827][ T2391] Tainted: [W]=WARN [ 112.520930][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.521100][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.521275][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.521770][ T2391] RSP: 0018:ffa0000001eafa80 EFLAGS: 00010286 [ 112.521940][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff40000003d5f16 [ 112.522140][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 112.522343][ T2391] RBP: ff110000086c9000 R08: 1fe22000018d3459 R09: ff1100001018d180 [ 112.522550][ T2391] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 112.522763][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086c9000 [ 112.522968][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.523203][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.523384][ T2391] CR2: 00007fec0a75fc20 CR3: 000000000b5fc001 CR4: 0000000000771ef0 [ 112.523591][ T2391] PKRU: 55555554 [ 112.523697][ T2391] Call Trace: [ 112.523797][ T2391] [ 112.523867][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.524001][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.524135][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.524239][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.524380][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.524547][ T2391] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.524693][ T2391] register_netdev (net/core/dev.c:11552) [ 112.524830][ T2391] loopback_net_init (drivers/net/loopback.c:218) [ 112.524967][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.525070][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.525173][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.525307][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.525445][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.525583][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.525730][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.525867][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.526011][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.526146][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.526280][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.526420][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.526555][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.526700][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.526837][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.526973][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.527107][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.527241][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.527379][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.527544][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.527695][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.528172][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.528379][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.528582][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.533197][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.533401][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.533610][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.542336][ T2391] ------------[ cut here ]------------ | [ 112.542512][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2391 | [ 112.542781][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.543218][ T2391] Tainted: [W]=WARN [ 112.543317][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.543493][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.543674][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.544145][ T2391] RSP: 0018:ffa0000001eaf918 EFLAGS: 00010286 [ 112.544312][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff40000003d5ee9 [ 112.544520][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 112.544729][ T2391] RBP: ff110000128bc000 R08: 1fe2200001842e89 R09: ff1100001018d180 [ 112.544926][ T2391] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 112.545123][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128bc000 [ 112.545322][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.545558][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.545730][ T2391] CR2: 00007fec0a75fc20 CR3: 000000000b5fc001 CR4: 0000000000771ef0 [ 112.545928][ T2391] PKRU: 55555554 [ 112.546030][ T2391] Call Trace: [ 112.546129][ T2391] [ 112.546198][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.546331][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.546469][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.546573][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.546718][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.546883][ T2391] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.547027][ T2391] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.547183][ T2391] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.548171][ T2391] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.548312][ T2391] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.548453][ T2391] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.548594][ T2391] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.548732][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.548834][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.548934][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.549068][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.549199][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.549334][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.549474][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.549617][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.549757][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.549893][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.550025][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.550156][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.550289][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.550428][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.550560][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.550697][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.550828][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.550961][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.551093][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.551256][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.551397][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.551882][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.552082][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.552283][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.552489][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.552695][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.552893][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.556810][ T2391] ------------[ cut here ]------------ | [ 112.556975][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2391 | [ 112.557238][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.557990][ T2391] Tainted: [W]=WARN [ 112.558091][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.558261][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.558441][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.558930][ T2391] RSP: 0018:ffa0000001eaf8f8 EFLAGS: 00010286 [ 112.559098][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000c69bc40 RCX: 1ff40000003d5ee5 [ 112.559302][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bcfc [ 112.559508][ T2391] RBP: ff110000126a9000 R08: 1fe22000018d37a1 R09: ff1100001018d180 [ 112.559719][ T2391] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 112.559917][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126a9000 [ 112.560120][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.560358][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.560528][ T2391] CR2: 00007fec0a75fc20 CR3: 000000000b5fc001 CR4: 0000000000771ef0 [ 112.560736][ T2391] PKRU: 55555554 [ 112.560836][ T2391] Call Trace: [ 112.560956][ T2391] [ 112.561029][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.561166][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.561302][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.561411][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.561549][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.561732][ T2391] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.561869][ T2391] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.562005][ T2391] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.562138][ T2391] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.562274][ T2391] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.562414][ T2391] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.562553][ T2391] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 112.562696][ T2391] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 112.562834][ T2391] vti_init_net (net/ipv4/ip_vti.c:517) [ 112.562969][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.563071][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.563172][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.563307][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.563452][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.563594][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.563733][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.563871][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.564005][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.564139][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.564273][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.564413][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.564548][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.564695][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.564829][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.564965][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.565100][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.565236][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.565375][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.565545][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.565696][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.566171][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.566377][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.566579][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.566790][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.566991][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.567190][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.571412][ T2391] ------------[ cut here ]------------ | [ 112.571550][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2391 | [ 112.571824][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.572264][ T2391] Tainted: [W]=WARN [ 112.572906][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.573106][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.573281][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.573828][ T2391] RSP: 0018:ffa0000001eafa78 EFLAGS: 00010286 [ 112.573998][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000c69ae40 RCX: 1ff40000003d5f15 [ 112.574199][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69aefc [ 112.574456][ T2391] RBP: ff110000097a4000 R08: 1fe22000018d35e1 R09: ff1100001018d180 [ 112.574662][ T2391] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 112.574869][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097a4000 [ 112.575124][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.575413][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.575586][ T2391] CR2: 00007fec0a75fc20 CR3: 000000000b5fc001 CR4: 0000000000771ef0 [ 112.575793][ T2391] PKRU: 55555554 [ 112.575895][ T2391] Call Trace: [ 112.575998][ T2391] [ 112.576067][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.576199][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.576332][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.576492][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.576629][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.576798][ T2391] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.576933][ T2391] register_netdev (net/core/dev.c:11552) [ 112.577065][ T2391] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 112.577199][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.577301][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.577459][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.577594][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.577737][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.577895][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.578030][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.578168][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.578302][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.578495][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.578631][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.578770][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.578904][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.579037][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.579169][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.579300][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.579496][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.579636][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.579777][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.579945][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.580081][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.580618][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.580824][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.581032][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.581229][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.581484][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.581698][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.586214][ T2391] ------------[ cut here ]------------ | [ 112.586421][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2391 | [ 112.586765][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.587312][ T2391] Tainted: [W]=WARN [ 112.587474][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.587730][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.587957][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.588505][ T2391] RSP: 0018:ffa0000001eafa68 EFLAGS: 00010286 [ 112.588750][ T2391] RAX: 00000000ffffffa6 RBX: ff110000057bb700 RCX: 1ff40000003d5f13 [ 112.589003][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb7bc [ 112.589253][ T2391] RBP: ff110000028c9000 R08: 1fe2200000af76f9 R09: ff1100001018d180 [ 112.589516][ T2391] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.589791][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000028c9000 [ 112.590044][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.590329][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.590562][ T2391] CR2: 00007f665bb392a0 CR3: 000000000b5fc005 CR4: 0000000000771ef0 [ 112.590830][ T2391] PKRU: 55555554 [ 112.590985][ T2391] Call Trace: [ 112.591136][ T2391] [ 112.591258][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.591460][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.591663][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.591820][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.592008][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.592227][ T2391] register_netdev (net/core/dev.c:11552) [ 112.592432][ T2391] sit_init_net (net/ipv6/sit.c:1860) [ 112.592627][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.592791][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.592945][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.593128][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.593314][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.593522][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.593734][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.593924][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.594110][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.594295][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.594498][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.594702][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.594890][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.595082][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.595268][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.595469][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.595673][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.595861][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.596048][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.596265][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.596469][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.597016][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.597267][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.597531][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.597806][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.598055][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.598304][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.604336][ T2391] ------------[ cut here ]------------ | [ 112.604548][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2391 | [ 112.604877][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.605991][ T2391] Tainted: [W]=WARN [ 112.606211][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.606495][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.606797][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.607394][ T2391] RSP: 0018:ffa0000001eafa78 EFLAGS: 00010286 [ 112.607683][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000b2e6ac0 RCX: 1ff40000003d5f15 [ 112.607945][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2e6b7c [ 112.608193][ T2391] RBP: ff1100000a119000 R08: 1fe220000165cd71 R09: ff1100001018d180 [ 112.608462][ T2391] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.608735][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000 [ 112.608989][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.609275][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.609513][ T2391] CR2: 00007f665bb392a0 CR3: 000000000b5fc005 CR4: 0000000000771ef0 [ 112.609785][ T2391] PKRU: 55555554 [ 112.609937][ T2391] Call Trace: [ 112.610088][ T2391] [ 112.610209][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.610405][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.610595][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.610767][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.610955][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.611174][ T2391] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.611378][ T2391] register_netdev (net/core/dev.c:11552) [ 112.611565][ T2391] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 112.611768][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.611924][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.612080][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.612264][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.612464][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.612674][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.612864][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.613052][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.613239][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.613437][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.613632][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.613827][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.614014][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.614202][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.614401][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.614589][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.614791][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.614980][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.615167][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.615397][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.615591][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.616133][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.616400][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.616672][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.616924][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.617177][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.617436][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.629088][ T2391] ------------[ cut here ]------------ | [ 112.629271][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2391 | [ 112.629613][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.630168][ T2391] Tainted: [W]=WARN [ 112.630323][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.630555][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.630831][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.631378][ T2391] RSP: 0018:ffa0000001eaf918 EFLAGS: 00010286 [ 112.631600][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000cf51540 RCX: 1ff40000003d5ee9 [ 112.631863][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf515fc [ 112.632115][ T2391] RBP: ff11000013664000 R08: 1fe22000019ea2c1 R09: ff1100001018d180 [ 112.632380][ T2391] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.632643][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013664000 [ 112.632913][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.633197][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.633431][ T2391] CR2: 00007f665bb392a0 CR3: 000000000b5fc005 CR4: 0000000000771ef0 [ 112.633702][ T2391] PKRU: 55555554 [ 112.633855][ T2391] Call Trace: [ 112.634006][ T2391] [ 112.634126][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.634317][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.634518][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.634697][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.634886][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.635105][ T2391] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.635292][ T2391] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.635494][ T2391] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.635699][ T2391] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.635890][ T2391] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.636081][ T2391] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.636271][ T2391] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.636472][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.636636][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.636800][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.636985][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.637172][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.637377][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.637566][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.637772][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.637960][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.638147][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.638332][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.638533][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.638744][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.638934][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.639120][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.639305][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.639505][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.639709][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.639898][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.640118][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.640311][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.640865][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.641117][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.641384][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.641657][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.641907][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.642156][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.647083][ T2391] ------------[ cut here ]------------ | [ 112.647343][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2391 | [ 112.647691][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.648239][ T2391] Tainted: [W]=WARN [ 112.648402][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.648628][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.648888][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.649428][ T2391] RSP: 0018:ffa0000001eaf918 EFLAGS: 00010286 [ 112.649667][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000c4143c0 RCX: 1ff40000003d5ee9 [ 112.649916][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41447c [ 112.650171][ T2391] RBP: ff1100000fd11000 R08: 1fe2200001882891 R09: ff1100001018d180 [ 112.650434][ T2391] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.650701][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd11000 [ 112.650954][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.651243][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.651473][ T2391] CR2: 00007f665bb392a0 CR3: 000000000b5fc005 CR4: 0000000000771ef0 [ 112.651746][ T2391] PKRU: 55555554 [ 112.651897][ T2391] Call Trace: [ 112.652049][ T2391] [ 112.652171][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.652372][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.652561][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.652732][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.652919][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.653138][ T2391] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.653327][ T2391] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.653527][ T2391] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.653731][ T2391] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.653924][ T2391] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.654112][ T2391] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.654300][ T2391] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.654502][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.654676][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.654830][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.655012][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.655197][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.655402][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.655595][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.655796][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.655982][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.656168][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.656364][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.656548][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.656753][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.656957][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.657149][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.657333][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.657531][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.657733][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.657919][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.658134][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.658327][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.658884][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.659139][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.659401][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.659675][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.659927][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.660175][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.666624][ T2391] ------------[ cut here ]------------ | [ 112.666812][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2391 | [ 112.667133][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.667723][ T2391] Tainted: [W]=WARN [ 112.667873][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.668089][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.668311][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.668929][ T2391] RSP: 0018:ffa0000001eaf918 EFLAGS: 00010286 [ 112.669205][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff40000003d5ee9 [ 112.669521][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 112.669847][ T2391] RBP: ff11000004ce1000 R08: 1fe2200001f45219 R09: ff1100001018d180 [ 112.670148][ T2391] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.670459][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ce1000 [ 112.670781][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.671132][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.671417][ T2391] CR2: 00007f665bb392a0 CR3: 000000000b5fc005 CR4: 0000000000771ef0 [ 112.671739][ T2391] PKRU: 55555554 [ 112.671943][ T2391] Call Trace: [ 112.672145][ T2391] [ 112.672317][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.672569][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.672826][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.673033][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.673271][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.673555][ T2391] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.673812][ T2391] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 112.674062][ T2391] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 112.674301][ T2391] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 112.674566][ T2391] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 112.674824][ T2391] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 112.675067][ T2391] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 112.675305][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.675526][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.675758][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.675996][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.676233][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.676489][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.676745][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.676987][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.677224][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.677475][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.677735][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.677976][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.678192][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.678397][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.678583][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.678780][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.678965][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.679149][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.679371][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.679591][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.679792][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.680321][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.680587][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.680849][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.681107][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.681372][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.681626][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.686562][ T2391] ------------[ cut here ]------------ | [ 112.686781][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2391 | [ 112.687098][ T2391] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.687674][ T2391] Tainted: [W]=WARN [ 112.687831][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.688047][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.688276][ T2391] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.689393][ T2391] RSP: 0018:ffa0000001eafa70 EFLAGS: 00010286 [ 112.689696][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000fbbfe00 RCX: 1ff40000003d5f14 [ 112.690003][ T2391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfebc [ 112.690312][ T2391] RBP: ff11000009b14000 R08: 1fe2200001f77fd9 R09: ff1100001018d180 [ 112.690638][ T2391] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 112.690963][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b14000 [ 112.691272][ T2391] FS: 00007fec0a55e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 112.691641][ T2391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.691925][ T2391] CR2: 00007f665bb392a0 CR3: 000000000b5fc005 CR4: 0000000000771ef0 [ 112.692235][ T2391] PKRU: 55555554 [ 112.692457][ T2391] Call Trace: [ 112.692679][ T2391] [ 112.692856][ T2391] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.693099][ T2391] ? notifier_call_chain (kernel/notifier.c:85) [ 112.693339][ T2391] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.693628][ T2391] register_netdevice (net/core/dev.c:11488) [ 112.693881][ T2391] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 112.694154][ T2391] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.694411][ T2391] register_netdev (net/core/dev.c:11552) [ 112.694668][ T2391] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 112.694917][ T2391] ops_init (net/core/net_namespace.c:137) [ 112.695132][ T2391] setup_net (net/core/net_namespace.c:446) [ 112.695341][ T2391] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 112.695660][ T2391] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 112.695873][ T2391] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 112.696059][ T2391] copy_net_ns (net/core/net_namespace.c:579) [ 112.696247][ T2391] create_new_namespaces (kernel/nsproxy.c:132) [ 112.696457][ T2391] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 112.696662][ T2391] ksys_unshare (kernel/fork.c:3243) [ 112.696849][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.697034][ T2391] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 112.697220][ T2391] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 112.697422][ T2391] ? __ia32_sys_open (fs/open.c:1374) [ 112.697615][ T2391] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 112.697813][ T2391] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 112.698001][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.698188][ T2391] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.698392][ T2391] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.698584][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.698816][ T2391] RIP: 0033:0x7fec0a820bcb [ 112.699006][ T2391] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 112.699550][ T2391] RSP: 002b:00007ffdbc5b5788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 112.699820][ T2391] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fec0a820bcb [ 112.700070][ T2391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 112.700320][ T2391] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 112.700583][ T2391] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbc5b79b0 [ 112.700849][ T2391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdbc5b8877 | [ 112.735684][ T2392] ------------[ cut here ]------------ | [ 112.735886][ T2392] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2392 | [ 112.736164][ T2392] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.736636][ T2392] Tainted: [W]=WARN [ 112.736760][ T2392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.736939][ T2392] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.737122][ T2392] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.737624][ T2392] RSP: 0018:ffa000000211ee30 EFLAGS: 00010286 [ 112.737804][ T2392] RAX: 00000000ffffffa6 RBX: ff1100000ca6a740 RCX: 1ff4000000423d8c [ 112.738008][ T2392] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a7fc [ 112.738233][ T2392] RBP: ff11000010751000 R08: 1fe220000194d501 R09: ff11000010188b80 [ 112.738444][ T2392] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 112.738662][ T2392] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bef9908 [ 112.738868][ T2392] FS: 00007f93834f0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.739128][ T2392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.739320][ T2392] CR2: 000000000042ebe0 CR3: 0000000004f5b001 CR4: 0000000000771ef0 [ 112.739537][ T2392] PKRU: 55555554 [ 112.739655][ T2392] Call Trace: [ 112.739757][ T2392] [ 112.739829][ T2392] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.739981][ T2392] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.740085][ T2392] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 112.740256][ T2392] __dev_notify_flags (net/core/dev.c:9787) [ 112.740397][ T2392] ? netif_change_name (net/core/dev.c:1495) [ 112.740533][ T2392] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 112.740682][ T2392] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 112.740818][ T2392] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 112.740958][ T2392] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 112.741095][ T2392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.741230][ T2392] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 112.741372][ T2392] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 112.741510][ T2392] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 112.741659][ T2392] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 112.741798][ T2392] veth_newlink (drivers/net/veth.c:1871) [ 112.741937][ T2392] ? veth_poll_controller (drivers/net/veth.c:1470) [ 112.742071][ T2392] ? kasan_save_stack (mm/kasan/common.c:57) [ 112.742208][ T2392] ? kasan_save_track (mm/kasan/common.c:78) [ 112.742377][ T2392] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 112.742531][ T2392] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 112.742694][ T2392] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 112.742834][ T2392] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 112.742971][ T2392] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.743108][ T2392] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 112.743247][ T2392] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 112.743401][ T2392] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 112.743540][ T2392] ? __dev_get_by_name (net/core/dev.c:883) [ 112.743689][ T2392] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 112.743830][ T2392] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 112.743971][ T2392] rtnl_newlink (net/core/rtnetlink.c:4150) [ 112.744109][ T2392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.744246][ T2392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.744389][ T2392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.744554][ T2392] ? mark_usage (kernel/locking/lockdep.c:4674) [ 112.744699][ T2392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.744841][ T2392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.744979][ T2392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.745117][ T2392] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 112.745255][ T2392] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.745396][ T2392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.745533][ T2392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.745693][ T2392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.745829][ T2392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.746171][ T2392] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 112.746307][ T2392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.746451][ T2392] ? netlink_ack (./include/linux/skbuff.h:2718) [ 112.746616][ T2392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 112.746757][ T2392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 112.746897][ T2392] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 112.747046][ T2392] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 112.747185][ T2392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.747323][ T2392] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 112.747464][ T2392] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.747607][ T2392] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 112.747756][ T2392] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 112.747896][ T2392] ? copy_msghdr_from_user (net/socket.c:2635) [ 112.748047][ T2392] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 112.748216][ T2392] ? move_addr_to_kernel (net/socket.c:258) [ 112.748365][ T2392] ___sys_sendmsg (net/socket.c:2752) [ 112.748505][ T2392] ? copy_msghdr_from_user (net/socket.c:2603) [ 112.748657][ T2392] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.748845][ T2392] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 112.749028][ T2392] __sys_sendmsg (net/socket.c:2784) [ 112.749187][ T2392] ? __sys_sendmsg_sock (net/socket.c:2765) [ 112.749331][ T2392] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 112.749476][ T2392] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.749620][ T2392] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.749775][ T2392] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.749914][ T2392] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.750050][ T2392] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.750219][ T2392] RIP: 0033:0x7f938372a08e [ 112.750367][ T2392] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 112.750867][ T2392] RSP: 002b:00007ffdb51385c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 112.751073][ T2392] RAX: ffffffffffffffda RBX: 00007ffdb5138d70 RCX: 00007f938372a08e [ 112.751278][ T2392] RDX: 0000000000000000 RSI: 00007ffdb5138670 RDI: 0000000000000005 [ 112.751547][ T2392] RBP: 00007ffdb51385d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.751762][ T2392] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d022 [ 112.751964][ T2392] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb5138d30 | [ 112.768609][ T2392] ------------[ cut here ]------------ | [ 112.768796][ T2392] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2392 | [ 112.769088][ T2392] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.769563][ T2392] Tainted: [W]=WARN [ 112.769675][ T2392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.769844][ T2392] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.770019][ T2392] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.770534][ T2392] RSP: 0018:ffa000000211f1b0 EFLAGS: 00010286 [ 112.770717][ T2392] RAX: 00000000ffffffa6 RBX: ff1100000c984e40 RCX: 1ff4000000423dfc [ 112.770918][ T2392] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984efc [ 112.771122][ T2392] RBP: ff1100000967c000 R08: 1fe22000019309e1 R09: ff11000010188b80 [ 112.771354][ T2392] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 112.771557][ T2392] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 112.771774][ T2392] FS: 00007f93834f0840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 112.772026][ T2392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.772196][ T2392] CR2: 000055f6a15ced5c CR3: 0000000004f5b005 CR4: 0000000000771ef0 [ 112.772407][ T2392] PKRU: 55555554 [ 112.772510][ T2392] Call Trace: [ 112.772614][ T2392] [ 112.772692][ T2392] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.772830][ T2392] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.772934][ T2392] __dev_notify_flags (net/core/dev.c:9787) [ 112.773086][ T2392] ? netif_change_name (net/core/dev.c:1495) [ 112.773223][ T2392] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 112.773362][ T2392] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 112.773509][ T2392] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 112.773657][ T2392] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 112.773797][ T2392] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 112.773949][ T2392] ? __dev_get_by_name (net/core/dev.c:883) [ 112.774084][ T2392] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 112.774959][ T2392] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 112.775100][ T2392] rtnl_newlink (net/core/rtnetlink.c:4150) [ 112.775237][ T2392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.775377][ T2392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.775526][ T2392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.775674][ T2392] ? mark_usage (kernel/locking/lockdep.c:4674) [ 112.775807][ T2392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.775958][ T2392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.776092][ T2392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.776227][ T2392] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 112.776367][ T2392] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.776519][ T2392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.776665][ T2392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.776803][ T2392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.776937][ T2392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.777073][ T2392] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 112.777206][ T2392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.777344][ T2392] ? netlink_ack (./include/linux/skbuff.h:2718) [ 112.777489][ T2392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 112.777626][ T2392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 112.777765][ T2392] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 112.777902][ T2392] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 112.778039][ T2392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.778175][ T2392] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 112.778312][ T2392] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.778454][ T2392] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 112.778596][ T2392] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 112.778739][ T2392] ? copy_msghdr_from_user (net/socket.c:2635) [ 112.778903][ T2392] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 112.779073][ T2392] ? move_addr_to_kernel (net/socket.c:258) [ 112.779216][ T2392] ___sys_sendmsg (net/socket.c:2752) [ 112.779357][ T2392] ? copy_msghdr_from_user (net/socket.c:2603) [ 112.779498][ T2392] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.779696][ T2392] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 112.779838][ T2392] __sys_sendmsg (net/socket.c:2784) [ 112.779975][ T2392] ? __sys_sendmsg_sock (net/socket.c:2765) [ 112.780124][ T2392] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 112.780259][ T2392] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.780399][ T2392] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.780533][ T2392] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.780679][ T2392] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.780815][ T2392] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.780982][ T2392] RIP: 0033:0x7f938372a08e [ 112.781133][ T2392] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 112.781628][ T2392] RSP: 002b:00007ffdb51385c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 112.781848][ T2392] RAX: ffffffffffffffda RBX: 00007ffdb5138d70 RCX: 00007f938372a08e [ 112.782051][ T2392] RDX: 0000000000000000 RSI: 00007ffdb5138670 RDI: 0000000000000005 [ 112.782257][ T2392] RBP: 00007ffdb51385d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.782461][ T2392] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d022 [ 112.782670][ T2392] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb5138d30 | [ 112.809009][ T2393] ------------[ cut here ]------------ | [ 112.809192][ T2393] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2393 | [ 112.810065][ T2393] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.810551][ T2393] Tainted: [W]=WARN [ 112.810663][ T2393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.810829][ T2393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.811002][ T2393] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.811490][ T2393] RSP: 0018:ffa0000001eaf020 EFLAGS: 00010286 [ 112.811666][ T2393] RAX: 00000000ffffffa6 RBX: ff1100000c69a580 RCX: 1ff40000003d5dca [ 112.811863][ T2393] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a63c [ 112.812058][ T2393] RBP: ff1100000967c000 R08: 1fe22000018d34c9 R09: ff11000009742e58 [ 112.812254][ T2393] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 112.812457][ T2393] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 112.812668][ T2393] FS: 00007f0da6ca5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.812900][ T2393] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.813065][ T2393] CR2: 000000002e3bc988 CR3: 000000000b5fc003 CR4: 0000000000771ef0 [ 112.813263][ T2393] PKRU: 55555554 [ 112.813365][ T2393] Call Trace: [ 112.813463][ T2393] [ 112.813532][ T2393] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.813678][ T2393] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.813778][ T2393] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 112.813910][ T2393] __dev_notify_flags (net/core/dev.c:9787) [ 112.814051][ T2393] ? netif_change_name (net/core/dev.c:1495) [ 112.814184][ T2393] ? __dev_change_flags (net/core/dev.c:9752) [ 112.814317][ T2393] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 112.814461][ T2393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.814597][ T2393] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 112.814750][ T2393] netif_change_flags (net/core/dev.c:9820) [ 112.814883][ T2393] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 112.815041][ T2393] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 112.815187][ T2393] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 112.815320][ T2393] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 112.815494][ T2393] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 112.815629][ T2393] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.815768][ T2393] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 112.815903][ T2393] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 112.816041][ T2393] ? __kernel_text_address (kernel/extable.c:79) [ 112.816174][ T2393] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.816309][ T2393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.816448][ T2393] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 112.816589][ T2393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.816744][ T2393] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.816876][ T2393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.817021][ T2393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.817153][ T2393] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 112.817286][ T2393] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 112.817429][ T2393] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 112.817565][ T2393] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 112.817712][ T2393] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 112.817848][ T2393] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 112.817985][ T2393] rtnl_newlink (net/core/rtnetlink.c:4150) [ 112.818119][ T2393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.818267][ T2393] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.818424][ T2393] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.818557][ T2393] ? mark_usage (kernel/locking/lockdep.c:4674) [ 112.818694][ T2393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.818828][ T2393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.818959][ T2393] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.819090][ T2393] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.819222][ T2393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.819360][ T2393] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.819495][ T2393] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 112.819633][ T2393] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.819776][ T2393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.819909][ T2393] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.820043][ T2393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.820173][ T2393] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.820306][ T2393] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 112.820457][ T2393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.820595][ T2393] ? netlink_ack (./include/linux/skbuff.h:2718) [ 112.820736][ T2393] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 112.820867][ T2393] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 112.821007][ T2393] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 112.821140][ T2393] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 112.821272][ T2393] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.821410][ T2393] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 112.821558][ T2393] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.821699][ T2393] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 112.821836][ T2393] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 112.821970][ T2393] ? copy_msghdr_from_user (net/socket.c:2635) [ 112.822104][ T2393] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 112.822277][ T2393] ? move_addr_to_kernel (net/socket.c:258) [ 112.822419][ T2393] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 112.822552][ T2393] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.822695][ T2393] ___sys_sendmsg (net/socket.c:2752) [ 112.822826][ T2393] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 112.822993][ T2393] ? copy_msghdr_from_user (net/socket.c:2603) [ 112.823139][ T2393] __sys_sendmsg (net/socket.c:2784) [ 112.823271][ T2393] ? __sys_sendmsg_sock (net/socket.c:2765) [ 112.823409][ T2393] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 112.823576][ T2393] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 112.823717][ T2393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.823850][ T2393] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.823981][ T2393] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.824113][ T2393] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.824246][ T2393] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.824415][ T2393] RIP: 0033:0x7f0da6edf08e [ 112.824555][ T2393] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 112.825029][ T2393] RSP: 002b:00007ffdc02cae50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 112.825246][ T2393] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0da6edf08e [ 112.825448][ T2393] RDX: 0000000000000000 RSI: 00007ffdc02caf00 RDI: 0000000000000005 [ 112.825653][ T2393] RBP: 00007ffdc02cae60 R08: 0000000000000000 R09: 0000000000000000 [ 112.825849][ T2393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d023 [ 112.826049][ T2393] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc02cb5d0 | [ 112.873142][ T2394] ------------[ cut here ]------------ | [ 112.873323][ T2394] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2394 | [ 112.874158][ T2394] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.874620][ T2394] Tainted: [W]=WARN [ 112.874725][ T2394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.874889][ T2394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.875060][ T2394] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.875561][ T2394] RSP: 0018:ffa000000219f020 EFLAGS: 00010286 [ 112.875739][ T2394] RAX: 00000000ffffffa6 RBX: ff1100000ca6ba80 RCX: 1ff4000000433dca [ 112.875936][ T2394] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bb3c [ 112.876146][ T2394] RBP: ff11000010751000 R08: 1fe220000194d769 R09: ff1100000ffcd158 [ 112.876342][ T2394] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 112.876549][ T2394] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 112.876759][ T2394] FS: 00007f211d179840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 112.876990][ T2394] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.877157][ T2394] CR2: 0000000033dd2988 CR3: 0000000005059003 CR4: 0000000000771ef0 [ 112.877361][ T2394] PKRU: 55555554 [ 112.877481][ T2394] Call Trace: [ 112.877581][ T2394] [ 112.877658][ T2394] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.877791][ T2394] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.877901][ T2394] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 112.878032][ T2394] __dev_notify_flags (net/core/dev.c:9787) [ 112.878165][ T2394] ? netif_change_name (net/core/dev.c:1495) [ 112.878296][ T2394] ? __dev_change_flags (net/core/dev.c:9752) [ 112.878446][ T2394] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 112.878579][ T2394] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.878721][ T2394] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 112.878854][ T2394] netif_change_flags (net/core/dev.c:9820) [ 112.878988][ T2394] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 112.879125][ T2394] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 112.879258][ T2394] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 112.879395][ T2394] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 112.879560][ T2394] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 112.879715][ T2394] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.879846][ T2394] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 112.879978][ T2394] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 112.880111][ T2394] ? __kernel_text_address (kernel/extable.c:79) [ 112.880242][ T2394] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.880381][ T2394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.880512][ T2394] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 112.880653][ T2394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.880784][ T2394] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 112.880917][ T2394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.881047][ T2394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.881211][ T2394] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 112.881351][ T2394] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 112.881485][ T2394] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 112.881624][ T2394] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 112.881763][ T2394] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 112.881921][ T2394] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 112.882054][ T2394] rtnl_newlink (net/core/rtnetlink.c:4150) [ 112.882187][ T2394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.882320][ T2394] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.882457][ T2394] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.882594][ T2394] ? mark_usage (kernel/locking/lockdep.c:4674) [ 112.882729][ T2394] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.882862][ T2394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.882994][ T2394] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.883124][ T2394] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.883256][ T2394] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.883394][ T2394] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 112.883526][ T2394] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 112.883664][ T2394] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.883796][ T2394] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.883926][ T2394] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.884059][ T2394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.884191][ T2394] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.884325][ T2394] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 112.884461][ T2394] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.884599][ T2394] ? netlink_ack (./include/linux/skbuff.h:2718) [ 112.884739][ T2394] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 112.884870][ T2394] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 112.885017][ T2394] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 112.885152][ T2394] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 112.885287][ T2394] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.885429][ T2394] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 112.885563][ T2394] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.885706][ T2394] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 112.886886][ T2394] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 112.887020][ T2394] ? copy_msghdr_from_user (net/socket.c:2635) [ 112.887152][ T2394] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 112.887312][ T2394] ? move_addr_to_kernel (net/socket.c:258) [ 112.887451][ T2394] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 112.887623][ T2394] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.887767][ T2394] ___sys_sendmsg (net/socket.c:2752) [ 112.887899][ T2394] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 112.888062][ T2394] ? copy_msghdr_from_user (net/socket.c:2603) [ 112.888204][ T2394] __sys_sendmsg (net/socket.c:2784) [ 112.888337][ T2394] ? __sys_sendmsg_sock (net/socket.c:2765) [ 112.888475][ T2394] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 112.888655][ T2394] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 112.888789][ T2394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.888921][ T2394] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.889054][ T2394] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.889183][ T2394] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.889314][ T2394] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.889485][ T2394] RIP: 0033:0x7f211d3b308e [ 112.889627][ T2394] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 112.890101][ T2394] RSP: 002b:00007ffe4af52790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 112.890300][ T2394] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f211d3b308e [ 112.890525][ T2394] RDX: 0000000000000000 RSI: 00007ffe4af52840 RDI: 0000000000000005 [ 112.890736][ T2394] RBP: 00007ffe4af527a0 R08: 0000000000000000 R09: 0000000000000000 [ 112.890930][ T2394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d023 [ 112.891128][ T2394] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4af52f10 | [ 112.894189][ T36] ------------[ cut here ]------------ | [ 112.894326][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36 | [ 112.894572][ T36] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.895012][ T36] Tainted: [W]=WARN [ 112.895105][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.895257][ T36] Workqueue: events_unbound linkwatch_event [ 112.895421][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.895579][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.896021][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 112.896171][ T36] RAX: 00000000ffffffa6 RBX: ff110000129903c0 RCX: 1ff4000000051f02 [ 112.896357][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299047c [ 112.896536][ T36] RBP: ff1100000967c000 R08: 1fe2200002532091 R09: ff11000001d751a8 [ 112.896725][ T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 112.896907][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 112.897087][ T36] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 112.897295][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.897449][ T36] CR2: 00007f211d267000 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 112.897636][ T36] PKRU: 55555554 [ 112.897732][ T36] Call Trace: [ 112.897822][ T36] [ 112.897885][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.898004][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 112.898131][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.898224][ T36] netif_state_change (net/core/dev.c:1605) [ 112.898355][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.898525][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 112.898652][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 112.898773][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 112.898895][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 112.899014][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 112.899133][ T36] process_one_work (kernel/workqueue.c:3314) [ 112.899257][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 112.899383][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.899524][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 112.899662][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 112.899780][ T36] kthread (kernel/kthread.c:436) [ 112.899870][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 112.900019][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 112.900141][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 112.900261][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 112.900415][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 112.900537][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 112.906960][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 112.962022][ T2396] ------------[ cut here ]------------ | [ 112.962205][ T2396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2396 | [ 112.962477][ T2396] Modules linked in: vxlan ip6_gre ip_gre gre | [ 112.962926][ T2396] Tainted: [W]=WARN [ 112.963027][ T2396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 112.963200][ T2396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 112.963379][ T2396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 112.963862][ T2396] RSP: 0018:ffa00000023ef150 EFLAGS: 00010286 [ 112.964030][ T2396] RAX: 00000000ffffffa6 RBX: ff1100000cf50ac0 RCX: 1ff400000047ddf0 [ 112.964240][ T2396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50b7c [ 112.964746][ T2396] RBP: ff11000010751000 R08: 1fe22000019ea171 R09: ff1100000a0aae58 [ 112.964944][ T2396] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 112.965140][ T2396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dabc3c0 [ 112.965339][ T2396] FS: 00007ff16ad50840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 112.965576][ T2396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.965752][ T2396] CR2: 00000000004ebb28 CR3: 000000000b5fc002 CR4: 0000000000771ef0 [ 112.965948][ T2396] PKRU: 55555554 [ 112.966047][ T2396] Call Trace: [ 112.966146][ T2396] [ 112.966213][ T2396] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 112.966344][ T2396] ? notifier_call_chain (kernel/notifier.c:85) [ 112.966489][ T2396] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 112.966594][ T2396] netif_state_change (net/core/dev.c:1605) [ 112.966732][ T2396] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.966897][ T2396] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 112.967064][ T2396] linkwatch_sync_dev (net/core/link_watch.c:295) [ 112.967194][ T2396] rtnl_getlink (net/core/rtnetlink.c:4273) [ 112.967325][ T2396] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.967459][ T2396] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.967593][ T2396] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 112.967731][ T2396] ? mark_usage (kernel/locking/lockdep.c:4674) [ 112.967861][ T2396] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.967994][ T2396] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.968144][ T2396] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.968278][ T2396] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.968413][ T2396] ? mark_usage (kernel/locking/lockdep.c:4674) [ 112.968544][ T2396] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.968689][ T2396] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.968827][ T2396] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 112.968960][ T2396] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 112.969091][ T2396] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 112.969221][ T2396] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 112.969356][ T2396] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.969487][ T2396] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.969631][ T2396] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 112.969769][ T2396] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 112.969901][ T2396] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 112.970033][ T2396] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 112.970164][ T2396] ? netlink_ack (./include/linux/skbuff.h:2718) [ 112.970300][ T2396] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 112.970436][ T2396] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 112.970568][ T2396] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 112.970710][ T2396] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 112.970842][ T2396] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.970974][ T2396] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 112.971106][ T2396] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 112.971240][ T2396] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 112.971377][ T2396] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 112.971510][ T2396] ? copy_msghdr_from_user (net/socket.c:2635) [ 112.971646][ T2396] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 112.971820][ T2396] ? move_addr_to_kernel (net/socket.c:258) [ 112.971951][ T2396] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 112.972082][ T2396] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 112.972245][ T2396] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 112.972379][ T2396] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 112.972542][ T2396] ___sys_sendmsg (net/socket.c:2752) [ 112.972684][ T2396] ? copy_msghdr_from_user (net/socket.c:2603) [ 112.972819][ T2396] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 112.972964][ T2396] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 112.973093][ T2396] ? do_getsockname (net/socket.c:2192) [ 112.973226][ T2396] __sys_sendmsg (net/socket.c:2784) [ 112.973361][ T2396] ? __sys_sendmsg_sock (net/socket.c:2765) [ 112.973505][ T2396] ? __sys_getsockname (net/socket.c:2210) [ 112.973642][ T2396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 112.973782][ T2396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 112.973913][ T2396] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 112.974044][ T2396] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 112.974173][ T2396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 112.974336][ T2396] RIP: 0033:0x7ff16af8a08e [ 112.974479][ T2396] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 112.974955][ T2396] RSP: 002b:00007ffce4e6c670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 112.975156][ T2396] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff16af8a08e [ 112.975355][ T2396] RDX: 0000000000000000 RSI: 00007ffce4e6c720 RDI: 0000000000000006 [ 112.975550][ T2396] RBP: 00007ffce4e6c680 R08: 0000000000000000 R09: 0000000000000000 [ 112.975758][ T2396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d023 [ 112.975975][ T2396] R13: 00007ffce4e6c7d0 R14: 000000000000000d R15: 00007ffce4e6d87a | [ 113.067784][ T2399] ------------[ cut here ]------------ | [ 113.067971][ T2399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2399 | [ 113.068260][ T2399] Modules linked in: vxlan ip6_gre ip_gre gre | [ 113.068965][ T2399] Tainted: [W]=WARN [ 113.069077][ T2399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.069260][ T2399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 113.069454][ T2399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 113.069984][ T2399] RSP: 0018:ffa000000241efd0 EFLAGS: 00010286 [ 113.070168][ T2399] RAX: 00000000ffffffa6 RBX: ff1100000b74e040 RCX: 1ff4000000483dc0 [ 113.070390][ T2399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e0fc [ 113.070615][ T2399] RBP: ff110000106fa000 R08: 1fe22000016e9c21 R09: ff1100000eb98b80 [ 113.070836][ T2399] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 113.071050][ T2399] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000106fae44 [ 113.071269][ T2399] FS: 00007f9a0ba63840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 113.071530][ T2399] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.071725][ T2399] CR2: 00000000004a2060 CR3: 000000000b5fc004 CR4: 0000000000771ef0 [ 113.071943][ T2399] PKRU: 55555554 [ 113.072053][ T2399] Call Trace: [ 113.072161][ T2399] [ 113.072236][ T2399] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 113.072388][ T2399] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 113.072540][ T2399] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 113.072663][ T2399] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 113.072810][ T2399] __dev_notify_flags (net/core/dev.c:9787) [ 113.072957][ T2399] ? notifier_call_chain (kernel/notifier.c:85) [ 113.073102][ T2399] ? netif_change_name (net/core/dev.c:1495) [ 113.073249][ T2399] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 113.073404][ T2399] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 113.073551][ T2399] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 113.073708][ T2399] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 113.073861][ T2399] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 113.074010][ T2399] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 113.074174][ T2399] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 113.074317][ T2399] ? nla_strscpy (lib/nlattr.c:795) [ 113.074468][ T2399] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 113.074621][ T2399] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 113.074772][ T2399] ? __dev_get_by_name (net/core/dev.c:883) [ 113.074917][ T2399] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 113.075070][ T2399] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 113.075218][ T2399] rtnl_newlink (net/core/rtnetlink.c:4150) [ 113.075374][ T2399] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.075521][ T2399] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.075675][ T2399] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.075821][ T2399] ? mark_usage (kernel/locking/lockdep.c:4674) [ 113.075967][ T2399] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.076117][ T2399] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.076265][ T2399] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.076421][ T2399] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 113.076568][ T2399] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.076723][ T2399] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.076868][ T2399] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.077015][ T2399] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.077161][ T2399] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.077309][ T2399] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 113.077462][ T2399] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.077615][ T2399] ? netlink_ack (./include/linux/skbuff.h:2718) [ 113.077771][ T2399] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 113.077917][ T2399] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 113.078065][ T2399] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 113.078212][ T2399] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 113.078361][ T2399] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.078508][ T2399] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.078666][ T2399] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 113.078814][ T2399] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 113.078962][ T2399] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 113.079108][ T2399] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 113.079256][ T2399] ? copy_msghdr_from_user (net/socket.c:2635) [ 113.079411][ T2399] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 113.079595][ T2399] ? move_addr_to_kernel (net/socket.c:258) [ 113.079749][ T2399] ? kasan_save_stack (mm/kasan/common.c:58) [ 113.079894][ T2399] ? kasan_save_stack (mm/kasan/common.c:57) [ 113.080039][ T2399] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 113.080184][ T2399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 113.080376][ T2399] ___sys_sendmsg (net/socket.c:2752) [ 113.080522][ T2399] ? copy_msghdr_from_user (net/socket.c:2603) [ 113.080690][ T2399] __sys_sendmsg (net/socket.c:2784) [ 113.080837][ T2399] ? __sys_sendmsg_sock (net/socket.c:2765) [ 113.080982][ T2399] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 113.081131][ T2399] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 113.081277][ T2399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.081430][ T2399] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 113.081580][ T2399] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 113.081734][ T2399] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 113.081878][ T2399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 113.082058][ T2399] RIP: 0033:0x7f9a0bc9d08e [ 113.082211][ T2399] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 113.082754][ T2399] RSP: 002b:00007ffd6714c100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 113.082975][ T2399] RAX: ffffffffffffffda RBX: 00007ffd6714c8b0 RCX: 00007f9a0bc9d08e [ 113.083193][ T2399] RDX: 0000000000000000 RSI: 00007ffd6714c1b0 RDI: 0000000000000005 [ 113.083417][ T2399] RBP: 00007ffd6714c110 R08: 0000000000000000 R09: 0000000000000000 [ 113.083640][ T2399] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d023 [ 113.083861][ T2399] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6714c880 | [ 113.121604][ T2400] ------------[ cut here ]------------ | [ 113.121784][ T2400] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2400 | [ 113.122067][ T2400] Modules linked in: vxlan ip6_gre ip_gre gre | [ 113.122549][ T2400] Tainted: [W]=WARN [ 113.122666][ T2400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.122846][ T2400] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 113.123065][ T2400] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 113.123574][ T2400] RSP: 0018:ffa000000242efd0 EFLAGS: 00010286 [ 113.123768][ T2400] RAX: 00000000ffffffa6 RBX: ff1100000bf6c040 RCX: 1ff4000000485dc0 [ 113.123984][ T2400] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c0fc [ 113.124202][ T2400] RBP: ff1100000c2a2000 R08: 1fe22000017ed821 R09: ff11000005a7d180 [ 113.124422][ T2400] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 113.124641][ T2400] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2a2e44 [ 113.124862][ T2400] FS: 00007f9e7c81d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 113.125118][ T2400] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.125296][ T2400] CR2: 00000000004a2060 CR3: 000000000b5fc002 CR4: 0000000000771ef0 [ 113.125516][ T2400] PKRU: 55555554 [ 113.125629][ T2400] Call Trace: [ 113.125742][ T2400] [ 113.125816][ T2400] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 113.125960][ T2400] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 113.126109][ T2400] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 113.126218][ T2400] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 113.126371][ T2400] __dev_notify_flags (net/core/dev.c:9787) [ 113.126515][ T2400] ? notifier_call_chain (kernel/notifier.c:85) [ 113.126668][ T2400] ? netif_change_name (net/core/dev.c:1495) [ 113.126813][ T2400] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 113.126960][ T2400] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 113.127108][ T2400] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 113.127258][ T2400] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 113.127411][ T2400] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 113.127556][ T2400] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 113.127712][ T2400] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 113.127853][ T2400] ? nla_strscpy (lib/nlattr.c:795) [ 113.127998][ T2400] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 113.128144][ T2400] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 113.128287][ T2400] ? __dev_get_by_name (net/core/dev.c:883) [ 113.128434][ T2400] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 113.128589][ T2400] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 113.128739][ T2400] rtnl_newlink (net/core/rtnetlink.c:4150) [ 113.128883][ T2400] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.129029][ T2400] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.129174][ T2400] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.129318][ T2400] ? mark_usage (kernel/locking/lockdep.c:4674) [ 113.129466][ T2400] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.129619][ T2400] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.129769][ T2400] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.129914][ T2400] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 113.130060][ T2400] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.130204][ T2400] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.130361][ T2400] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.130507][ T2400] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.130659][ T2400] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.130808][ T2400] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 113.130953][ T2400] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.131098][ T2400] ? netlink_ack (./include/linux/skbuff.h:2718) [ 113.131247][ T2400] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 113.131395][ T2400] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 113.131541][ T2400] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 113.131699][ T2400] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 113.131842][ T2400] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.131985][ T2400] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.132130][ T2400] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 113.132276][ T2400] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 113.132428][ T2400] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 113.132574][ T2400] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 113.132729][ T2400] ? copy_msghdr_from_user (net/socket.c:2635) [ 113.132872][ T2400] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 113.133049][ T2400] ? move_addr_to_kernel (net/socket.c:258) [ 113.133195][ T2400] ? kasan_save_stack (mm/kasan/common.c:58) [ 113.133341][ T2400] ? kasan_save_stack (mm/kasan/common.c:57) [ 113.133491][ T2400] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 113.133638][ T2400] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 113.133822][ T2400] ___sys_sendmsg (net/socket.c:2752) [ 113.133965][ T2400] ? copy_msghdr_from_user (net/socket.c:2603) [ 113.134122][ T2400] __sys_sendmsg (net/socket.c:2784) [ 113.134267][ T2400] ? __sys_sendmsg_sock (net/socket.c:2765) [ 113.134414][ T2400] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 113.134562][ T2400] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 113.134725][ T2400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.134873][ T2400] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 113.135016][ T2400] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 113.135158][ T2400] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 113.135301][ T2400] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 113.135483][ T2400] RIP: 0033:0x7f9e7ca5708e [ 113.135637][ T2400] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 113.136165][ T2400] RSP: 002b:00007ffc86d5fe20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 113.136388][ T2400] RAX: ffffffffffffffda RBX: 00007ffc86d605d0 RCX: 00007f9e7ca5708e [ 113.136607][ T2400] RDX: 0000000000000000 RSI: 00007ffc86d5fed0 RDI: 0000000000000005 [ 113.136825][ T2400] RBP: 00007ffc86d5fe30 R08: 0000000000000000 R09: 0000000000000000 [ 113.137040][ T2400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d023 [ 113.137253][ T2400] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc86d605a0 | [ 113.173969][ T2401] ------------[ cut here ]------------ | [ 113.174140][ T2401] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2401 | [ 113.174414][ T2401] Modules linked in: vxlan ip6_gre ip_gre gre | [ 113.174874][ T2401] Tainted: [W]=WARN [ 113.174975][ T2401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.175140][ T2401] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 113.175314][ T2401] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 113.176209][ T2401] RSP: 0018:ffa000000243f020 EFLAGS: 00010286 [ 113.176387][ T2401] RAX: 00000000ffffffa6 RBX: ff110000104df8c0 RCX: 1ff4000000487dca [ 113.176615][ T2401] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df97c [ 113.176822][ T2401] RBP: ff110000106fa000 R08: 1fe220000209bf31 R09: ff1100000e26ae58 [ 113.177020][ T2401] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 113.177217][ T2401] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 113.177425][ T2401] FS: 00007fb14e8bb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 113.177675][ T2401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.177846][ T2401] CR2: 000000000b240988 CR3: 000000000997f004 CR4: 0000000000771ef0 [ 113.178047][ T2401] PKRU: 55555554 [ 113.178151][ T2401] Call Trace: [ 113.178251][ T2401] [ 113.178320][ T2401] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 113.178466][ T2401] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 113.178570][ T2401] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 113.178722][ T2401] __dev_notify_flags (net/core/dev.c:9787) [ 113.178860][ T2401] ? netif_change_name (net/core/dev.c:1495) [ 113.178992][ T2401] ? __dev_change_flags (net/core/dev.c:9752) [ 113.179128][ T2401] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 113.179262][ T2401] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.179403][ T2401] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 113.179540][ T2401] netif_change_flags (net/core/dev.c:9820) [ 113.179686][ T2401] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 113.179821][ T2401] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 113.179958][ T2401] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 113.180097][ T2401] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 113.180264][ T2401] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 113.180404][ T2401] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.180540][ T2401] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 113.180682][ T2401] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 113.180816][ T2401] ? __kernel_text_address (kernel/extable.c:79) [ 113.180950][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.181084][ T2401] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.181216][ T2401] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 113.181357][ T2401] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.181491][ T2401] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 113.181627][ T2401] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.181767][ T2401] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.181913][ T2401] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 113.182052][ T2401] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 113.182186][ T2401] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 113.182323][ T2401] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 113.182463][ T2401] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 113.182607][ T2401] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 113.182749][ T2401] rtnl_newlink (net/core/rtnetlink.c:4150) [ 113.182884][ T2401] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.183018][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.183156][ T2401] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.183291][ T2401] ? mark_usage (kernel/locking/lockdep.c:4674) [ 113.183427][ T2401] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.183564][ T2401] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.183707][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.183838][ T2401] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.183971][ T2401] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.184104][ T2401] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.184247][ T2401] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 113.184394][ T2401] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.184528][ T2401] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.184670][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.184807][ T2401] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.184940][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.185074][ T2401] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 113.185206][ T2401] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.185341][ T2401] ? netlink_ack (./include/linux/skbuff.h:2718) [ 113.185485][ T2401] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 113.185624][ T2401] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 113.185765][ T2401] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 113.185902][ T2401] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 113.186035][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.186170][ T2401] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 113.186304][ T2401] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 113.186454][ T2401] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 113.186594][ T2401] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 113.186735][ T2401] ? copy_msghdr_from_user (net/socket.c:2635) [ 113.186867][ T2401] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 113.187034][ T2401] ? move_addr_to_kernel (net/socket.c:258) [ 113.187167][ T2401] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 113.187300][ T2401] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.187441][ T2401] ___sys_sendmsg (net/socket.c:2752) [ 113.187576][ T2401] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 113.187755][ T2401] ? copy_msghdr_from_user (net/socket.c:2603) [ 113.187899][ T2401] __sys_sendmsg (net/socket.c:2784) [ 113.188034][ T2401] ? __sys_sendmsg_sock (net/socket.c:2765) [ 113.188167][ T2401] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 113.188335][ T2401] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 113.188476][ T2401] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.188615][ T2401] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 113.188754][ T2401] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 113.188890][ T2401] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 113.189027][ T2401] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 113.189193][ T2401] RIP: 0033:0x7fb14eaf508e [ 113.189342][ T2401] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 113.189829][ T2401] RSP: 002b:00007fff4281cd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 113.190032][ T2401] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb14eaf508e [ 113.190232][ T2401] RDX: 0000000000000000 RSI: 00007fff4281ce40 RDI: 0000000000000005 [ 113.190435][ T2401] RBP: 00007fff4281cda0 R08: 0000000000000000 R09: 0000000000000000 [ 113.190640][ T2401] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d023 [ 113.190844][ T2401] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4281d510 | [ 113.225068][ T2402] ------------[ cut here ]------------ | [ 113.225232][ T2402] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2402 | [ 113.225508][ T2402] Modules linked in: vxlan ip6_gre ip_gre gre | [ 113.225962][ T2402] Tainted: [W]=WARN [ 113.226061][ T2402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.226225][ T2402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 113.226405][ T2402] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 113.226889][ T2402] RSP: 0018:ffa000000244f020 EFLAGS: 00010286 [ 113.227056][ T2402] RAX: 00000000ffffffa6 RBX: ff1100000bc17e00 RCX: 1ff4000000489dca [ 113.227256][ T2402] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bc17ebc [ 113.227459][ T2402] RBP: ff1100000c2a2000 R08: 1fe2200001782fd9 R09: ff11000004cd0b58 [ 113.227664][ T2402] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 113.227860][ T2402] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 113.228061][ T2402] FS: 00007f778e8e5840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 113.228316][ T2402] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.228489][ T2402] CR2: 0000000026d91988 CR3: 000000000997f004 CR4: 0000000000771ef0 [ 113.228697][ T2402] PKRU: 55555554 [ 113.228797][ T2402] Call Trace: [ 113.228904][ T2402] [ 113.228978][ T2402] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 113.229112][ T2402] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 113.229213][ T2402] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 113.229351][ T2402] __dev_notify_flags (net/core/dev.c:9787) [ 113.229495][ T2402] ? netif_change_name (net/core/dev.c:1495) [ 113.229627][ T2402] ? __dev_change_flags (net/core/dev.c:9752) [ 113.229768][ T2402] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 113.229899][ T2402] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.230039][ T2402] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 113.230216][ T2402] netif_change_flags (net/core/dev.c:9820) [ 113.231066][ T2402] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 113.231200][ T2402] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 113.231334][ T2402] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 113.231480][ T2402] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 113.231655][ T2402] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 113.231793][ T2402] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.231927][ T2402] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 113.232059][ T2402] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 113.232191][ T2402] ? __kernel_text_address (kernel/extable.c:79) [ 113.232331][ T2402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.232478][ T2402] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.232618][ T2402] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 113.232758][ T2402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.232892][ T2402] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 113.233029][ T2402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.233163][ T2402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.233294][ T2402] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 113.233433][ T2402] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 113.233566][ T2402] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 113.233716][ T2402] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 113.233850][ T2402] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 113.233986][ T2402] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 113.234126][ T2402] rtnl_newlink (net/core/rtnetlink.c:4150) [ 113.234260][ T2402] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.234394][ T2402] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.234526][ T2402] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.234662][ T2402] ? mark_usage (kernel/locking/lockdep.c:4674) [ 113.234794][ T2402] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.234932][ T2402] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.235065][ T2402] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.235196][ T2402] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.235327][ T2402] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.235466][ T2402] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 113.235602][ T2402] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 113.235741][ T2402] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.235889][ T2402] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.236026][ T2402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.236162][ T2402] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.236293][ T2402] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 113.236429][ T2402] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 113.236568][ T2402] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 113.236715][ T2402] ? netlink_ack (./include/linux/skbuff.h:2718) [ 113.236852][ T2402] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 113.236992][ T2402] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 113.237128][ T2402] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 113.237269][ T2402] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 113.237409][ T2402] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 113.237546][ T2402] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 113.237691][ T2402] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 113.237826][ T2402] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 113.237961][ T2402] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 113.238092][ T2402] ? copy_msghdr_from_user (net/socket.c:2635) [ 113.238224][ T2402] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 113.238392][ T2402] ? move_addr_to_kernel (net/socket.c:258) [ 113.238525][ T2402] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 113.238665][ T2402] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 113.238800][ T2402] ___sys_sendmsg (net/socket.c:2752) [ 113.238939][ T2402] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 113.239103][ T2402] ? copy_msghdr_from_user (net/socket.c:2603) [ 113.239248][ T2402] __sys_sendmsg (net/socket.c:2784) [ 113.239388][ T2402] ? __sys_sendmsg_sock (net/socket.c:2765) [ 113.239522][ T2402] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 113.239697][ T2402] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 113.239829][ T2402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.239963][ T2402] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 113.240095][ T2402] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 113.240226][ T2402] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 113.240362][ T2402] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 113.240529][ T2402] RIP: 0033:0x7f778eb1f08e [ 113.240680][ T2402] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 113.241150][ T2402] RSP: 002b:00007ffd04cb7e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 113.241353][ T2402] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f778eb1f08e [ 113.241550][ T2402] RDX: 0000000000000000 RSI: 00007ffd04cb7ef0 RDI: 0000000000000005 [ 113.241762][ T2402] RBP: 00007ffd04cb7e50 R08: 0000000000000000 R09: 0000000000000000 [ 113.241960][ T2402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d023 [ 113.242157][ T2402] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04cb85c0 | [ 113.970184][ T12] ------------[ cut here ]------------ | [ 113.970431][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 113.970749][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 113.971296][ T12] Tainted: [W]=WARN [ 113.971457][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.971685][ T12] Workqueue: netns cleanup_net [ 113.971871][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 113.972094][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 113.972641][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 113.972858][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfe00 RCX: 1ff4000000018ec7 [ 113.973093][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfebc [ 113.973628][ T12] RBP: ff1100000fd1a000 R08: 1fe2200001ad7fd9 R09: ff11000001aed1d0 [ 113.973872][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 113.974105][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 113.974376][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 113.974661][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.974868][ T12] CR2: 00007f2bdc98a808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 113.975113][ T12] PKRU: 55555554 [ 113.975256][ T12] Call Trace: [ 113.975412][ T12] [ 113.975538][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 113.975736][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 113.975883][ T12] netif_close_many (net/core/dev.c:1804) [ 113.976066][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 113.976240][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 113.976459][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 113.976686][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 113.976863][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 113.977069][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 113.977246][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 113.977446][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 113.977630][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 113.977815][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 113.977992][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 113.978168][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 113.978361][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 113.978544][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.978741][ T12] cleanup_net (net/core/net_namespace.c:702) [ 113.978918][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 113.979095][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 113.979271][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 113.979460][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.979657][ T12] process_one_work (kernel/workqueue.c:3314) [ 113.979839][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 113.980025][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.980204][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 113.980399][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 113.980577][ T12] kthread (kernel/kthread.c:436) [ 113.980746][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 113.980951][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 113.981125][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 113.981301][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 113.981522][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 113.981728][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 113.981904][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 113.984134][ T12] ------------[ cut here ]------------ | [ 113.984279][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 113.984546][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 113.985056][ T12] Tainted: [W]=WARN [ 113.985155][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.985317][ T12] Workqueue: netns cleanup_net [ 113.985459][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 113.985630][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 113.986431][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 113.986598][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be900 RCX: 1ff4000000018e80 [ 113.986799][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be9bc [ 113.986993][ T12] RBP: ff1100000f94c000 R08: 1fe2200001ad7d39 R09: ff11000001aed1d0 [ 113.987191][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 113.987387][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 113.987588][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 113.987818][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.988237][ T12] CR2: 00007f45a296a0a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 113.988438][ T12] PKRU: 55555554 [ 113.988534][ T12] Call Trace: [ 113.988640][ T12] [ 113.988714][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 113.988846][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 113.988952][ T12] netif_close_many (net/core/dev.c:1804) [ 113.989088][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 113.989217][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.989353][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 113.989487][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 113.989629][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 113.989770][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 113.989898][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 113.990029][ T12] notifier_call_chain (kernel/notifier.c:85) [ 113.990175][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 113.990309][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 113.990446][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 113.990617][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 113.990784][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 113.990914][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 113.991074][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 113.991213][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 113.991342][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 113.991776][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 113.991908][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 113.992037][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 113.992167][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 113.992297][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 113.992432][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 113.992565][ T12] cleanup_net (net/core/net_namespace.c:702) [ 113.992707][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 113.992844][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 113.992975][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 113.993104][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 113.993236][ T12] process_one_work (kernel/workqueue.c:3314) [ 113.993375][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 113.993506][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 113.993654][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 113.993788][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 113.993917][ T12] kthread (kernel/kthread.c:436) [ 113.994013][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 113.994177][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 113.994313][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 113.994447][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 113.994626][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 113.994798][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 113.994926][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 113.997160][ T12] ------------[ cut here ]------------ | [ 113.997280][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 113.997537][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 113.997976][ T12] Tainted: [W]=WARN [ 113.998094][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.998249][ T12] Workqueue: netns cleanup_net [ 113.998382][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 113.998540][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 113.998992][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 113.999142][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907e00 RCX: 1ff4000000018eed [ 113.999321][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907ebc [ 113.999510][ T12] RBP: ff11000006064000 R08: 1fe2200001b20fd9 R09: ff11000001aed1d0 [ 113.999702][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.000077][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.000284][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.000502][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.000660][ T12] CR2: 00007f45a296a0a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 114.000847][ T12] PKRU: 55555554 [ 114.000937][ T12] Call Trace: [ 114.001029][ T12] [ 114.001091][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.001244][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.001402][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.001525][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.001665][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.001789][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.001910][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.002034][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.002364][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.002484][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.002612][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.002736][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.002855][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.002975][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.003094][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.003248][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.003384][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.003504][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.003630][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.003760][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.003884][ T12] kthread (kernel/kthread.c:436) [ 114.003978][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.004127][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.004247][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.004370][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.004520][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.004654][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.004783][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.007130][ T12] ------------[ cut here ]------------ | [ 114.007252][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 114.007999][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.008478][ T12] Tainted: [W]=WARN [ 114.008570][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.008739][ T12] Workqueue: netns cleanup_net [ 114.008865][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.009025][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.009509][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.009717][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7000 RCX: 1ff4000000018eed [ 114.009895][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b70bc [ 114.010071][ T12] RBP: ff1100000d8b9000 R08: 1fe2200001936e19 R09: ff11000001aed1d0 [ 114.010248][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.010474][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.010659][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.010866][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.011015][ T12] CR2: 00007f45a296a0a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 114.011193][ T12] PKRU: 55555554 [ 114.011281][ T12] Call Trace: [ 114.011418][ T12] [ 114.011481][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.011640][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.011797][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.011919][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.012040][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.012158][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.012277][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.012444][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.012567][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.012696][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.012817][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.012940][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.013058][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.013180][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.013298][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.013466][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.013595][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.013720][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.013846][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.013969][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.014089][ T12] kthread (kernel/kthread.c:436) [ 114.014178][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.014326][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.014492][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.014627][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.014798][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.014915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.015037][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.018455][ T12] ------------[ cut here ]------------ | [ 114.018597][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.018840][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.019277][ T12] Tainted: [W]=WARN [ 114.019377][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.019529][ T12] Workqueue: netns cleanup_net [ 114.019664][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.019820][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.020243][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.020406][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7a80 RCX: 1ff4000000018eed [ 114.020588][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7b3c [ 114.020769][ T12] RBP: ff11000012814000 R08: 1fe2200001936f69 R09: ff11000001aed1d0 [ 114.020947][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.021125][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.021309][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.021529][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.021685][ T12] CR2: 00007f5fdf8758e0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.021862][ T12] PKRU: 55555554 [ 114.021952][ T12] Call Trace: [ 114.022041][ T12] [ 114.022104][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.022256][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.022413][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.022535][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.022666][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.022784][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.022903][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.023023][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.023142][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.023261][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.023389][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.023507][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.023630][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.023756][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.023875][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.023995][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.024121][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.024240][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.024368][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.024497][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.024620][ T12] kthread (kernel/kthread.c:436) [ 114.024714][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.024866][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.024986][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.025105][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.025253][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.025378][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.025497][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.027623][ T12] ------------[ cut here ]------------ | [ 114.027820][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.028051][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.028552][ T12] Tainted: [W]=WARN [ 114.028651][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.028798][ T12] Workqueue: netns cleanup_net [ 114.028999][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.029152][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.029663][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.029813][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b63c0 RCX: 1ff4000000018eed [ 114.030064][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b647c [ 114.030253][ T12] RBP: ff110000078a1000 R08: 1fe2200001936c91 R09: ff11000001aed1d0 [ 114.030436][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.030703][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.030886][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.031170][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.031323][ T12] CR2: 00007f5fdf8758e0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.031510][ T12] PKRU: 55555554 [ 114.031604][ T12] Call Trace: [ 114.031773][ T12] [ 114.031835][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.031988][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.032137][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.032329][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.032457][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.032580][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.032710][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.032832][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.032952][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.033071][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.033195][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.033317][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.033441][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.033564][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.033697][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.033817][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.033940][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.034062][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.034188][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.034313][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.034447][ T12] kthread (kernel/kthread.c:436) [ 114.034538][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.034701][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.034823][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.034941][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.035088][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.035211][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.035330][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.037584][ T12] ------------[ cut here ]------------ | [ 114.037715][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.037952][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.038380][ T12] Tainted: [W]=WARN [ 114.038472][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.038624][ T12] Workqueue: netns cleanup_net [ 114.038753][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.038908][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.039330][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.039488][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6200 RCX: 1ff4000000018eed [ 114.039680][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b62bc [ 114.039858][ T12] RBP: ff1100000fee9000 R08: 1fe2200001936c59 R09: ff11000001aed1d0 [ 114.040041][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.040218][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.040402][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.040614][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.040769][ T12] CR2: 00007f5fdf8758e0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.041024][ T12] PKRU: 55555554 [ 114.041114][ T12] Call Trace: [ 114.041204][ T12] [ 114.041268][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.041430][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.041585][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.041715][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.041834][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.042024][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.042166][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.042289][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.042418][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.042614][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.042741][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.042863][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.042981][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.043173][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.043298][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.043429][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.043553][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.043754][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.043876][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.043999][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.044122][ T12] kthread (kernel/kthread.c:436) [ 114.044285][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.044439][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.044559][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.044686][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.044906][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.045025][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.045143][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.047970][ T12] ------------[ cut here ]------------ | [ 114.048163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.048400][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.048911][ T12] Tainted: [W]=WARN [ 114.049005][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.049231][ T12] Workqueue: netns cleanup_net [ 114.049360][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.049515][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.050032][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.050183][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3540 RCX: 1ff4000000018eed [ 114.050439][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e35fc [ 114.050621][ T12] RBP: ff11000010061000 R08: 1fe2200001afc6c1 R09: ff11000001aed1d0 [ 114.050803][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.051056][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.051232][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.051445][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.051600][ T12] CR2: 00007f5fdf8758e0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.051789][ T12] PKRU: 55555554 [ 114.051950][ T12] Call Trace: [ 114.052039][ T12] [ 114.052100][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.052252][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.052481][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.052610][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.052738][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.052858][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.052985][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.053179][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.053305][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.053430][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.053553][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.053761][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.053880][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.054001][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.054120][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.054312][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.054440][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.054559][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.054690][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.054884][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.055006][ T12] kthread (kernel/kthread.c:436) [ 114.055101][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.055248][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.055446][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.055567][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.055728][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.055923][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.056043][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.058852][ T12] ------------[ cut here ]------------ | [ 114.058972][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.059278][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.060687][ T12] Tainted: [W]=WARN [ 114.060779][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.060927][ T12] Workqueue: netns cleanup_net [ 114.061050][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.061205][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.061699][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.061850][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e38c0 RCX: 1ff4000000018eed [ 114.062026][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e397c [ 114.062206][ T12] RBP: ff11000009bbc000 R08: 1fe2200001afc731 R09: ff11000001aed1d0 [ 114.062441][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.062622][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.062804][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.063012][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.063165][ T12] CR2: 00007f5fdf8758e0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.063390][ T12] PKRU: 55555554 [ 114.063479][ T12] Call Trace: [ 114.063567][ T12] [ 114.063635][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.063793][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.063944][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.064068][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.064189][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.064312][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.064553][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.064684][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.064804][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.064923][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.065050][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.065172][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.065292][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.065464][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.065590][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.065717][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.065845][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.065968][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.066094][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.066224][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.066465][ T12] kthread (kernel/kthread.c:436) [ 114.066556][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.066716][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.066836][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.066957][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.067105][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.067299][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.067465][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.076019][ T12] ------------[ cut here ]------------ | [ 114.076155][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 114.076401][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.076842][ T12] Tainted: [W]=WARN [ 114.076931][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.077084][ T12] Workqueue: netns cleanup_net [ 114.077210][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.077372][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.077808][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.077961][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff4000000018eed [ 114.078143][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 114.078321][ T12] RBP: ff1100000a2c1000 R08: 1fe2200001afc5e1 R09: ff11000001aed1d0 [ 114.078513][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.078703][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.078891][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.079139][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.079291][ T12] CR2: 00007f45a296a0a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 114.079480][ T12] PKRU: 55555554 [ 114.079572][ T12] Call Trace: [ 114.079674][ T12] [ 114.079740][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.079897][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.080050][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.080175][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.080298][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.080427][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.080552][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.080686][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.080813][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.080934][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.081058][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.081183][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.081303][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.081432][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.081555][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.081687][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.081812][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.081933][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.082062][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.082188][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.082308][ T12] kthread (kernel/kthread.c:436) [ 114.082404][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.082555][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.082686][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.082807][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.082962][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.083085][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.083205][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.085289][ T12] ------------[ cut here ]------------ | [ 114.085415][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 114.085658][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.086091][ T12] Tainted: [W]=WARN [ 114.086182][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.086336][ T12] Workqueue: netns cleanup_net [ 114.086465][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.086625][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.087064][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.087216][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2900 RCX: 1ff4000000018eed [ 114.087398][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e29bc [ 114.087581][ T12] RBP: ff1100000925c000 R08: 1fe2200001afc539 R09: ff11000001aed1d0 [ 114.087767][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.087946][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.088131][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.088345][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.088501][ T12] CR2: 00007f45a296a0a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 114.088686][ T12] PKRU: 55555554 [ 114.088781][ T12] Call Trace: [ 114.088869][ T12] [ 114.088931][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.089085][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.089234][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.089359][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.089482][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.089606][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.089731][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.089854][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.089976][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.090095][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.090221][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.090342][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.090467][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.090593][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.090715][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.090841][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.090964][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.091083][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.091211][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.091337][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.091462][ T12] kthread (kernel/kthread.c:436) [ 114.091553][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.091712][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.091832][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.091953][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.092104][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.092229][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.092358][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.095173][ T12] ------------[ cut here ]------------ | [ 114.095327][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 114.095605][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.096060][ T12] Tainted: [W]=WARN [ 114.096154][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.096311][ T12] Workqueue: netns cleanup_net [ 114.096548][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.096721][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.097167][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 114.097325][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229700 RCX: 1ff4000000018e99 [ 114.097621][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092297bc [ 114.097815][ T12] RBP: ff1100000f94c000 R08: 1fe22000012452f9 R09: ff11000001aed1d0 [ 114.098120][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.098306][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.098605][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.098827][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.098987][ T12] CR2: 00007f45a296a0a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 114.099173][ T12] PKRU: 55555554 [ 114.099267][ T12] Call Trace: [ 114.099457][ T12] [ 114.099523][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.099697][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.099854][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 114.099979][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.100105][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 114.100263][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 114.100488][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 114.100622][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 114.100750][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 114.100879][ T12] notifier_call_chain (kernel/notifier.c:85) [ 114.101008][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 114.101167][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.101322][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.101548][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.101686][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.101809][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.101936][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.102062][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.102191][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.102315][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.102551][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.102690][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.102819][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.102945][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.103069][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.103198][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.103325][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.103498][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.103628][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.103764][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.103889][ T12] kthread (kernel/kthread.c:436) [ 114.103984][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.104143][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.104270][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.104403][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.104560][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.104691][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.104816][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.106924][ T12] ------------[ cut here ]------------ | [ 114.107044][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 114.107277][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.108138][ T12] Tainted: [W]=WARN [ 114.108227][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.108425][ T12] Workqueue: netns cleanup_net [ 114.108555][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.108718][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.109196][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.109397][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229540 RCX: 1ff4000000018eed [ 114.109578][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092295fc [ 114.109766][ T12] RBP: ff1100000fd1a000 R08: 1fe22000012452c1 R09: ff11000001aed1d0 [ 114.109944][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.110124][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.110303][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.110561][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.110719][ T12] CR2: 00007f45a296a0a0 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 114.110899][ T12] PKRU: 55555554 [ 114.110989][ T12] Call Trace: [ 114.111078][ T12] [ 114.111141][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.111299][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.111498][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.111624][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.111754][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.111877][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.111997][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.112118][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.112240][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.112410][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.112535][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.112664][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.112781][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.112901][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.113024][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.113148][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.113270][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.113439][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.113564][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.113698][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.113821][ T12] kthread (kernel/kthread.c:436) [ 114.113910][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.114058][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.114177][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.114296][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.114496][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.114622][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.114743][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.140202][ T12] ------------[ cut here ]------------ | [ 114.140363][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.140603][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.141037][ T12] Tainted: [W]=WARN [ 114.141133][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.141282][ T12] Workqueue: netns cleanup_net [ 114.141415][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.141576][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.142012][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 114.142163][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228200 RCX: 1ff4000000018ed5 [ 114.142343][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092282bc [ 114.142528][ T12] RBP: ff1100000fc19000 R08: 1fe2200001245059 R09: ff11000001aed1d0 [ 114.142713][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.142893][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.143077][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.143286][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.143447][ T12] CR2: 00007f5fdf8758e0 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.143634][ T12] PKRU: 55555554 [ 114.143729][ T12] Call Trace: [ 114.143819][ T12] [ 114.143882][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.144037][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.144189][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 114.144311][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 114.144439][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 114.144561][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 114.144687][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 114.144809][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 114.144930][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.145050][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.145199][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.145320][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.145445][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.145565][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.145697][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.145818][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.145940][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.146059][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.146182][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.146306][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.146435][ T12] kthread (kernel/kthread.c:436) [ 114.146532][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.146696][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.146815][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.146936][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.147084][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.147206][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.147332][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.593486][ T12] ------------[ cut here ]------------ | [ 114.593738][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.593992][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.594447][ T12] Tainted: [W]=WARN [ 114.594783][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.594939][ T12] Workqueue: netns cleanup_net [ 114.595068][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.595230][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.596011][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 114.596168][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a131a80 RCX: 1ff4000000018ec7 [ 114.596433][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a131b3c [ 114.596625][ T12] RBP: ff1100000c2a2000 R08: 1fe2200001426369 R09: ff11000001aed1d0 [ 114.596850][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 114.597033][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 114.597239][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.597510][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.597712][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.597901][ T12] PKRU: 55555554 [ 114.597994][ T12] Call Trace: [ 114.598124][ T12] [ 114.598189][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.598317][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.598420][ T12] netif_close_many (net/core/dev.c:1804) [ 114.598549][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 114.598687][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 114.598846][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 114.599002][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.599128][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.599283][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.599417][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.599545][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.599679][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.599807][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.599936][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.600069][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.600196][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.600319][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.600455][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.600582][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.600714][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.600840][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.600966][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.601091][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.601219][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.601342][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.601478][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.601611][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.601741][ T12] kthread (kernel/kthread.c:436) [ 114.601835][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.601989][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.602112][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.602236][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.602393][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.602603][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.602761][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.605632][ T12] ------------[ cut here ]------------ | [ 114.605768][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.606008][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.606448][ T12] Tainted: [W]=WARN [ 114.606538][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.606795][ T12] Workqueue: netns cleanup_net [ 114.606920][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.607073][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.607657][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.607828][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff4000000018eed [ 114.608087][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 114.608263][ T12] RBP: ff11000009b14000 R08: 1fe22000017edaf9 R09: ff11000001aed1d0 [ 114.608534][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.608727][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.608904][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.609185][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.609340][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 114.609524][ T12] PKRU: 55555554 [ 114.609703][ T12] Call Trace: [ 114.609793][ T12] [ 114.609856][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.610009][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.610156][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.610352][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.610473][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.610598][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.610723][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.610919][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.611044][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.611169][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.611289][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.611488][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.611610][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.611735][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.611853][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.612050][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.612172][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.612289][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.612524][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.612658][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.612776][ T12] kthread (kernel/kthread.c:436) [ 114.612864][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.613011][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.613203][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.613323][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.613548][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.613678][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.613800][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.616195][ T12] ------------[ cut here ]------------ | [ 114.616441][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 114.616741][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.617271][ T12] Tainted: [W]=WARN [ 114.617427][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.617634][ T12] Workqueue: netns cleanup_net [ 114.617819][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.618025][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.618515][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.618736][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff4000000018eed [ 114.618979][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 114.619212][ T12] RBP: ff11000004ce1000 R08: 1fe2200002514251 R09: ff11000001aed1d0 [ 114.619456][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 114.619703][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.619936][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 114.620202][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.620418][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 114.620671][ T12] PKRU: 55555554 [ 114.620812][ T12] Call Trace: [ 114.620985][ T12] [ 114.621099][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.621312][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.621526][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.621717][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.621891][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.622063][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.622244][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.622432][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.622613][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.622800][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.622979][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.623154][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.623324][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.623519][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.623712][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.623889][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.624070][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.624241][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.624435][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.624620][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.624804][ T12] kthread (kernel/kthread.c:436) [ 114.624979][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.625183][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.625374][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.625552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.625880][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.626055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.626227][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.629849][ T12] ------------[ cut here ]------------ | [ 114.630092][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 114.630572][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.631136][ T12] Tainted: [W]=WARN [ 114.631277][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.631491][ T12] Workqueue: netns cleanup_net [ 114.631689][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.631900][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.632396][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.632604][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff4000000018eed [ 114.632843][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 114.633084][ T12] RBP: ff1100000fd11000 R08: 1fe22000025142f9 R09: ff11000001aed1d0 [ 114.633314][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 114.633555][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.633804][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 114.634067][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.634268][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 114.634519][ T12] PKRU: 55555554 [ 114.634676][ T12] Call Trace: [ 114.634819][ T12] [ 114.634933][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.635139][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.635339][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.635530][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.635737][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.635915][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.636089][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.636264][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.636453][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.636630][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.636819][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.636995][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.637165][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.637339][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.637526][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.637719][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.637896][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.638074][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.638252][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.638521][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.638711][ T12] kthread (kernel/kthread.c:436) [ 114.638853][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.639056][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.639229][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.639419][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.639632][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.639815][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.640061][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.642978][ T12] ------------[ cut here ]------------ | [ 114.643143][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 114.643444][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.644002][ T12] Tainted: [W]=WARN [ 114.644142][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.644339][ T12] Workqueue: netns cleanup_net [ 114.644532][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.644757][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.645234][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.645450][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b8c0 RCX: 1ff4000000018eed [ 114.645852][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b97c [ 114.646081][ T12] RBP: ff11000013664000 R08: 1fe2200001feb731 R09: ff11000001aed1d0 [ 114.646379][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 114.646616][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.646981][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 114.647243][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.647484][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 114.647771][ T12] PKRU: 55555554 [ 114.647913][ T12] Call Trace: [ 114.648057][ T12] [ 114.648171][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.648392][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.648764][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.649048][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.649224][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.649446][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.649629][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.649830][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.650006][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.650253][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.650444][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.650628][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.650884][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.651132][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.651310][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.651498][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.651695][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.651872][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.652121][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.652297][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.652483][ T12] kthread (kernel/kthread.c:436) [ 114.652635][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.652846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.653019][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.653193][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.653492][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.653686][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.653863][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.657271][ T12] ------------[ cut here ]------------ | [ 114.657453][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 114.657842][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.658476][ T12] Tainted: [W]=WARN [ 114.658624][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.658911][ T12] Workqueue: netns cleanup_net [ 114.659096][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.659304][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.659822][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.660029][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb8c0 RCX: 1ff4000000018eed [ 114.660262][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb97c [ 114.660510][ T12] RBP: ff1100000a119000 R08: 1fe2200000af7731 R09: ff11000001aed1d0 [ 114.660772][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 114.661003][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.661235][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 114.661590][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.661822][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 114.662058][ T12] PKRU: 55555554 [ 114.662200][ T12] Call Trace: [ 114.662429][ T12] [ 114.662545][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.662770][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.663003][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.663252][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.663461][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.663653][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.663831][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.664085][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.664265][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.664452][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.664639][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.664903][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.665105][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.665282][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.665472][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.665744][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.665924][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.666098][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.666278][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.666470][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.666665][ T12] kthread (kernel/kthread.c:436) [ 114.666812][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.667055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.667310][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.667498][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.667725][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.667905][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.668082][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.672945][ T12] ------------[ cut here ]------------ | [ 114.673092][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.673334][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.673887][ T12] Tainted: [W]=WARN [ 114.674004][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.674154][ T12] Workqueue: netns cleanup_net [ 114.674281][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.674455][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.674919][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.675073][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e740 RCX: 1ff4000000018eed [ 114.675252][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e7fc [ 114.675447][ T12] RBP: ff110000028c9000 R08: 1fe2200001f65d01 R09: ff11000001aed1d0 [ 114.675681][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.675859][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.676041][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.676256][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.676416][ T12] CR2: 000055f6a15cf3a8 CR3: 000000000997f002 CR4: 0000000000771ef0 [ 114.676603][ T12] PKRU: 55555554 [ 114.676699][ T12] Call Trace: [ 114.676793][ T12] [ 114.676863][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.677065][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.677217][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.677341][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.677540][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.677673][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.677796][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.677921][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.678045][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.678166][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.678293][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.678470][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.678599][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.678759][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.678880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.679002][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.679167][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.679289][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.679474][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.679627][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.679753][ T12] kthread (kernel/kthread.c:436) [ 114.679845][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.679995][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.680117][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.680239][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.680443][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.680566][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.680699][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.687111][ T12] ------------[ cut here ]------------ | [ 114.687281][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.687537][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.687990][ T12] Tainted: [W]=WARN [ 114.688087][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.688241][ T12] Workqueue: netns cleanup_net [ 114.688376][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.688539][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.689023][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.689225][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fe00 RCX: 1ff4000000018eed [ 114.689514][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67febc [ 114.689742][ T12] RBP: ff110000097a4000 R08: 1fe22000018cffd9 R09: ff11000001aed1d0 [ 114.689926][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.690106][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.690288][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.690553][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.690717][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 114.690902][ T12] PKRU: 55555554 [ 114.690993][ T12] Call Trace: [ 114.691083][ T12] [ 114.691147][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.691307][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.691471][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.691596][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.691727][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.691851][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.691974][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.692099][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.692227][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.692359][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.692485][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.692626][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.692752][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.692875][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.692999][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.693125][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.693255][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.693387][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.693520][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.693657][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.693781][ T12] kthread (kernel/kthread.c:436) [ 114.693873][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.694051][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.694173][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.694295][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.694484][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.694613][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.694743][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.698336][ T12] ------------[ cut here ]------------ | [ 114.698651][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 114.698915][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.699471][ T12] Tainted: [W]=WARN [ 114.699565][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.699761][ T12] Workqueue: netns cleanup_net [ 114.699889][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.700050][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.700602][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.700764][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e200 RCX: 1ff4000000018eed [ 114.700946][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e2bc [ 114.701128][ T12] RBP: ff110000126a9000 R08: 1fe22000018cfc59 R09: ff11000001aed1d0 [ 114.701315][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 114.701601][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.701795][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 114.702008][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.702164][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 114.702448][ T12] PKRU: 55555554 [ 114.702545][ T12] Call Trace: [ 114.702650][ T12] [ 114.702716][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.702873][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.703030][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.703153][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.703275][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.703485][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.703616][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.703748][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.703874][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.704000][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.704126][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.704248][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.704433][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.704559][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.704687][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.704811][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.704937][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.705060][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.705190][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.705320][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.705533][ T12] kthread (kernel/kthread.c:436) [ 114.705632][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.705792][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.705916][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.706040][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.706225][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.706390][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.706512][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.708828][ T12] ------------[ cut here ]------------ | [ 114.709000][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 114.709303][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.709893][ T12] Tainted: [W]=WARN [ 114.710041][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.710251][ T12] Workqueue: netns cleanup_net [ 114.710475][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.710718][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.711207][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.711435][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fc40 RCX: 1ff4000000018eed [ 114.711712][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67fcfc [ 114.711949][ T12] RBP: ff110000128bc000 R08: 1fe22000018cffa1 R09: ff11000001aed1d0 [ 114.712185][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 114.712431][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.712689][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 114.712957][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.713168][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 114.713420][ T12] PKRU: 55555554 [ 114.713566][ T12] Call Trace: [ 114.713724][ T12] [ 114.713840][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.714052][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.714256][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.714447][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.714633][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.714820][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.714996][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.715174][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.715367][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.715542][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.715740][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.715918][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.716092][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.716271][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.716462][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.716657][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.716839][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.717016][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.717199][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.717393][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.717571][ T12] kthread (kernel/kthread.c:436) [ 114.717737][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.717945][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.718121][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.718301][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.718523][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.718718][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.718898][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.721855][ T12] ------------[ cut here ]------------ | [ 114.722042][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 114.722333][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.722914][ T12] Tainted: [W]=WARN [ 114.723057][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.723260][ T12] Workqueue: netns cleanup_net [ 114.723459][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.723688][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.724177][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 114.724398][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33380 RCX: 1ff4000000018eed [ 114.724652][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3343c [ 114.724891][ T12] RBP: ff1100000c2a2000 R08: 1fe22000019c6689 R09: ff11000001aed1d0 [ 114.725129][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 114.725417][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.725683][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 114.725951][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.726175][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 114.726436][ T12] PKRU: 55555554 [ 114.726588][ T12] Call Trace: [ 114.726758][ T12] [ 114.726884][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.727116][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.727342][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 114.727543][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 114.727751][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.727936][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 114.728113][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.728298][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 114.728503][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.728733][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.728925][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.729102][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.729277][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.729479][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.729691][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.729883][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.730079][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.730259][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.730485][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.730687][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.730865][ T12] kthread (kernel/kthread.c:436) [ 114.731013][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.731229][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.731423][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.731611][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.731827][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.732003][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.732181][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.746884][ T12] ------------[ cut here ]------------ | [ 114.747083][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 114.747402][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.748014][ T12] Tainted: [W]=WARN [ 114.748161][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.748453][ T12] Workqueue: netns cleanup_net [ 114.748715][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.748991][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.749570][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 114.749864][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33540 RCX: 1ff4000000018eaf [ 114.750159][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce335fc [ 114.750469][ T12] RBP: ff11000010751000 R08: 1fe22000019c66c1 R09: ff11000001aed1d0 [ 114.750776][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 114.751069][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000967c000 [ 114.751381][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 114.751727][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.751990][ T12] CR2: 00007ffe3b22a7e8 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 114.752283][ T12] PKRU: 55555554 [ 114.752504][ T12] Call Trace: [ 114.752722][ T12] [ 114.752893][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.753074][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.753225][ T12] netif_close_many (net/core/dev.c:1804) [ 114.753421][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.753604][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.753794][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.753976][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 114.754163][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 114.754392][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 114.754610][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.754815][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.755026][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.755207][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.755402][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 114.755620][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 114.755816][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 114.755999][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 114.756181][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 114.756377][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 114.756561][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 114.756759][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.756939][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.757124][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.757322][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.757517][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.757726][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.757927][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.758112][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.758297][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.758491][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.758693][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.758881][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.759061][ T12] kthread (kernel/kthread.c:436) [ 114.759209][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.759433][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.759618][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.759815][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.760030][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.760212][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.760405][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.763116][ T12] ------------[ cut here ]------------ | [ 114.763257][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 114.763634][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.764098][ T12] Tainted: [W]=WARN [ 114.764194][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.764362][ T12] Workqueue: netns cleanup_net [ 114.764497][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.764675][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.765133][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 114.765294][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6378c0 RCX: 1ff4000000018eaf [ 114.765488][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63797c [ 114.765688][ T12] RBP: ff1100000967c000 R08: 1fe22000016c6f31 R09: ff11000001aed1d0 [ 114.765880][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 114.766072][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 114.766265][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.766499][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.766671][ T12] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.766864][ T12] PKRU: 55555554 [ 114.766960][ T12] Call Trace: [ 114.767056][ T12] [ 114.767123][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.767251][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 114.767387][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.767486][ T12] netif_close_many (net/core/dev.c:1804) [ 114.767619][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.767750][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.767879][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.768007][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 114.768138][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 114.768312][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 114.768483][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.768622][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.768788][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.768920][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.769054][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 114.769216][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 114.769354][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 114.769487][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 114.769622][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 114.769756][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 114.769885][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 114.770015][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.770147][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.770278][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.770412][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.770544][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.770686][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.770812][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.770945][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.771078][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.771205][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.771338][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.771478][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.771611][ T12] kthread (kernel/kthread.c:436) [ 114.771712][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.771871][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.772023][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.772152][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.772311][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.772447][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.772578][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.780048][ T12] ------------[ cut here ]------------ | [ 114.780193][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 114.780447][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.780895][ T12] Tainted: [W]=WARN [ 114.780988][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.781141][ T12] Workqueue: netns cleanup_net [ 114.781270][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.781436][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.781885][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 114.782039][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050200 RCX: 1ff4000000018ed5 [ 114.782220][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060502bc [ 114.782409][ T12] RBP: ff11000010751000 R08: 1fe2200000c0a059 R09: ff11000001aed1d0 [ 114.782602][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.782789][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.782974][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.783186][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.783338][ T12] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.783529][ T12] PKRU: 55555554 [ 114.783657][ T12] Call Trace: [ 114.783753][ T12] [ 114.783817][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.783973][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.784127][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.784249][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.784377][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 114.784534][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 114.784675][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 114.784798][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 114.784921][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 114.785046][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 114.785171][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.785293][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.785422][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.785546][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.785681][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.785811][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.785935][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.786058][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.786185][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.786307][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.786442][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.786571][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.786704][ T12] kthread (kernel/kthread.c:436) [ 114.786798][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.786951][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.787078][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.787202][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.787361][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.787485][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.787614][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.789950][ T12] ------------[ cut here ]------------ | [ 114.790079][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 114.790317][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.790772][ T12] Tainted: [W]=WARN [ 114.790871][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.791023][ T12] Workqueue: netns cleanup_net [ 114.791148][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.791309][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.791760][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 114.791914][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051e00 RCX: 1ff4000000018ed5 [ 114.792096][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051ebc [ 114.792282][ T12] RBP: ff1100000967c000 R08: 1fe2200000c0a3d9 R09: ff11000001aed1d0 [ 114.792719][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.792902][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.793084][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.793298][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.793458][ T12] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.793654][ T12] PKRU: 55555554 [ 114.793746][ T12] Call Trace: [ 114.793838][ T12] [ 114.793902][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.794057][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.794209][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.794333][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.794464][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 114.794627][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 114.794756][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 114.794878][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 114.795003][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 114.795131][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 114.795253][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.795383][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.795527][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.795659][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.795783][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.795906][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.796026][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.796150][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.796278][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.796408][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.796536][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.796674][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.796798][ T12] kthread (kernel/kthread.c:436) [ 114.796892][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.797043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.797165][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.797288][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.797446][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.797570][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.797708][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.800322][ T12] ------------[ cut here ]------------ | [ 114.800453][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 114.800701][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.801130][ T12] Tainted: [W]=WARN [ 114.801223][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.801382][ T12] Workqueue: netns cleanup_net [ 114.801509][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.801680][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.802115][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 114.802270][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985e00 RCX: 1ff4000000018ed5 [ 114.802461][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985ebc [ 114.802653][ T12] RBP: ff110000086c9000 R08: 1fe2200001930bd9 R09: ff11000001aed1d0 [ 114.802835][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.803017][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 114.803201][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.803420][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.803574][ T12] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.803771][ T12] PKRU: 55555554 [ 114.803862][ T12] Call Trace: [ 114.803952][ T12] [ 114.804016][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 114.804174][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 114.804325][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.804451][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.804576][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 114.804742][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 114.804867][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 114.804990][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 114.805112][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 114.805237][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 114.805365][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 114.805498][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.805627][ T12] cleanup_net (net/core/net_namespace.c:702) [ 114.805757][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.805878][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 114.806002][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 114.806123][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 114.806247][ T12] process_one_work (kernel/workqueue.c:3314) [ 114.806379][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 114.806504][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 114.806647][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 114.806774][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 114.806897][ T12] kthread (kernel/kthread.c:436) [ 114.806991][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.807144][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.807267][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.807395][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 114.807549][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.807682][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 114.807804][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.819736][ T2434] ------------[ cut here ]------------ | [ 114.819904][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2434 | [ 114.820172][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.820645][ T2434] Tainted: [W]=WARN [ 114.820749][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.820925][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.821103][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.821596][ T2434] RSP: 0018:ffa00000024dfa80 EFLAGS: 00010286 [ 114.821772][ T2434] RAX: 00000000ffffffa6 RBX: ff110000028ff8c0 RCX: 1ff400000049bf16 [ 114.821975][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff97c [ 114.822175][ T2434] RBP: ff11000009769000 R08: 1fe220000051ff31 R09: ff1100000913ae80 [ 114.822387][ T2434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.822595][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009769000 [ 114.822803][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.823069][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.823238][ T2434] CR2: 00007f15750ee000 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.823445][ T2434] PKRU: 55555554 [ 114.823549][ T2434] Call Trace: [ 114.823658][ T2434] [ 114.823729][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.823864][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.824005][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.824125][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.824261][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.824435][ T2434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 114.824575][ T2434] register_netdev (net/core/dev.c:11552) [ 114.824718][ T2434] loopback_net_init (drivers/net/loopback.c:218) [ 114.824853][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.824957][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.825058][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.825191][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.825324][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.825466][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.825606][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.825749][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.825888][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.826022][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.826156][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.826290][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.826430][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.826570][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.826717][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.826852][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.826987][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.827119][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.827253][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.827424][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.827567][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.828069][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.828268][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.828475][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.828685][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.828885][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.829083][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.839429][ T2434] ------------[ cut here ]------------ | [ 114.839586][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2434 | [ 114.839879][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.840321][ T2434] Tainted: [W]=WARN [ 114.840964][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.841135][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.841308][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.841868][ T2434] RSP: 0018:ffa00000024df918 EFLAGS: 00010286 [ 114.842035][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000b31d540 RCX: 1ff400000049bee9 [ 114.842238][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d5fc [ 114.842494][ T2434] RBP: ff110000094b9000 R08: 1fe2200001663ac1 R09: ff1100000913ae80 [ 114.842704][ T2434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.842905][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000094b9000 [ 114.843106][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.843417][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.843588][ T2434] CR2: 00007f15750ee000 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.843794][ T2434] PKRU: 55555554 [ 114.843896][ T2434] Call Trace: [ 114.843996][ T2434] [ 114.844065][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.844207][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.844418][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.844521][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.844665][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.844833][ T2434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 114.844970][ T2434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 114.845104][ T2434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 114.845242][ T2434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 114.845437][ T2434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 114.845631][ T2434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 114.845787][ T2434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 114.845925][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.846027][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.846128][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.846260][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.846448][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.846591][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.846730][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.846895][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.847031][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.847171][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.847306][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.847510][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.847655][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.847793][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.847927][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.848062][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.848194][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.848329][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.848521][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.848697][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.848836][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.849307][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.849568][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.849782][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.849981][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.850180][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.850438][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.854731][ T2434] ------------[ cut here ]------------ | [ 114.854907][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2434 | [ 114.855173][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.855632][ T2434] Tainted: [W]=WARN [ 114.855738][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.855908][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.856094][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.856621][ T2434] RSP: 0018:ffa00000024df8f8 EFLAGS: 00010286 [ 114.856796][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000c2163c0 RCX: 1ff400000049bee5 [ 114.857001][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21647c [ 114.857201][ T2434] RBP: ff1100000f871000 R08: 1fe2200001842c91 R09: ff1100000913ae80 [ 114.857418][ T2434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.857623][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f871000 [ 114.857829][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.858078][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.858249][ T2434] CR2: 00007f15750ee000 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.858466][ T2434] PKRU: 55555554 [ 114.858567][ T2434] Call Trace: [ 114.858680][ T2434] [ 114.858750][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.858884][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.859025][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.859130][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.859267][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.859440][ T2434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 114.859593][ T2434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 114.859735][ T2434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 114.859869][ T2434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 114.860010][ T2434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 114.860147][ T2434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 114.860283][ T2434] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 114.860426][ T2434] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 114.860576][ T2434] vti_init_net (net/ipv4/ip_vti.c:517) [ 114.860720][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.860823][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.860926][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.861060][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.861198][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.861354][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.861491][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.861633][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.861776][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.861911][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.862046][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.862183][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.862320][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.862462][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.862598][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.862740][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.862874][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.863009][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.863145][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.863314][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.863462][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.863981][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.864199][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.864406][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.864612][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.864819][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.865018][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.869240][ T2434] ------------[ cut here ]------------ | [ 114.869400][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2434 | [ 114.869674][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.870115][ T2434] Tainted: [W]=WARN [ 114.870214][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.870402][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.870577][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.871064][ T2434] RSP: 0018:ffa00000024dfa78 EFLAGS: 00010286 [ 114.871246][ T2434] RAX: 00000000ffffffa6 RBX: ff110000028fe900 RCX: 1ff400000049bf15 [ 114.871454][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe9bc [ 114.871667][ T2434] RBP: ff11000008499000 R08: 1fe220000051fd39 R09: ff1100000913ae80 [ 114.871871][ T2434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.872071][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008499000 [ 114.872274][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.872525][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.872705][ T2434] CR2: 00007f15750ee000 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.872915][ T2434] PKRU: 55555554 [ 114.873017][ T2434] Call Trace: [ 114.873115][ T2434] [ 114.873186][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.873318][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.873460][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.873562][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.873708][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.873876][ T2434] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.874024][ T2434] register_netdev (net/core/dev.c:11552) [ 114.874159][ T2434] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 114.874293][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.874398][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.874500][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.874644][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.874776][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.874920][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.875080][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.875220][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.875361][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.875493][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.875628][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.875764][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.875896][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.876043][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.876173][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.876303][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.876442][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.876573][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.876720][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.876886][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.877035][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.877531][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.877742][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.877968][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.878167][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.878371][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.878568][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.883857][ T2434] ------------[ cut here ]------------ | [ 114.884036][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2434 | [ 114.884302][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.884757][ T2434] Tainted: [W]=WARN [ 114.884863][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.885030][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.885199][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.885707][ T2434] RSP: 0018:ffa00000024dfa68 EFLAGS: 00010286 [ 114.885885][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000b31d1c0 RCX: 1ff400000049bf13 [ 114.886084][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d27c [ 114.886286][ T2434] RBP: ff1100000feac000 R08: 1fe2200001663a51 R09: ff1100000913ae80 [ 114.886492][ T2434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 114.886729][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feac000 [ 114.886932][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 114.887165][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.887333][ T2434] CR2: 00007f15750ee000 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.887538][ T2434] PKRU: 55555554 [ 114.887648][ T2434] Call Trace: [ 114.887748][ T2434] [ 114.887819][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.887952][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.888083][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.888185][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.888320][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.888495][ T2434] register_netdev (net/core/dev.c:11552) [ 114.888630][ T2434] sit_init_net (net/ipv6/sit.c:1860) [ 114.888783][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.888885][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.888986][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.889117][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.889260][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.889456][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.889595][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.889735][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.889867][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.890000][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.890132][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.890264][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.890637][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.890776][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.890908][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.891041][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.891172][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.891304][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.891493][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.891664][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.891823][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.892340][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.892603][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.892804][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.893000][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.893195][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.893449][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.898827][ T2434] ------------[ cut here ]------------ | [ 114.898990][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2434 | [ 114.899256][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.899741][ T2434] Tainted: [W]=WARN [ 114.899842][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.900009][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.900183][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.900709][ T2434] RSP: 0018:ffa00000024dfa78 EFLAGS: 00010286 [ 114.900893][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000e9ec900 RCX: 1ff400000049bf15 [ 114.901093][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec9bc [ 114.901294][ T2434] RBP: ff11000007c19000 R08: 1fe2200001d3d939 R09: ff1100000913ae80 [ 114.901501][ T2434] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.901711][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c19000 [ 114.901917][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.902154][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.902323][ T2434] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.902528][ T2434] PKRU: 55555554 [ 114.902629][ T2434] Call Trace: [ 114.902747][ T2434] [ 114.902818][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.902951][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.903086][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.903187][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.903324][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.903496][ T2434] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 114.903638][ T2434] register_netdev (net/core/dev.c:11552) [ 114.903779][ T2434] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 114.903914][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.904016][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.904117][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.904250][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.904389][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.904550][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.904697][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.904833][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.904966][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.905099][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.905231][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.905394][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.905532][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.905680][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.905813][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.905945][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.906092][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.906225][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.906363][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.906536][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.906686][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.907169][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.907375][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.907574][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.907785][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.907981][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.908179][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.912213][ T2434] ------------[ cut here ]------------ | [ 114.912369][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2434 | [ 114.912826][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.913269][ T2434] Tainted: [W]=WARN [ 114.913376][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.913543][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.913734][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.914210][ T2434] RSP: 0018:ffa00000024df918 EFLAGS: 00010286 [ 114.914389][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000e9ed000 RCX: 1ff400000049bee9 [ 114.914591][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed0bc [ 114.914805][ T2434] RBP: ff1100000ed91000 R08: 1fe2200001d3da19 R09: ff1100000913ae80 [ 114.915004][ T2434] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.915211][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed91000 [ 114.915416][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.915658][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.915836][ T2434] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.916038][ T2434] PKRU: 55555554 [ 114.916136][ T2434] Call Trace: [ 114.916236][ T2434] [ 114.916304][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.916443][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.916575][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.916686][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.916822][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.917000][ T2434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 114.917133][ T2434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 114.917278][ T2434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 114.917415][ T2434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 114.917550][ T2434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 114.917696][ T2434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 114.917841][ T2434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 114.917976][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.918088][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.918188][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.918319][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.918458][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.918597][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.918742][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.918876][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.919010][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.919142][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.919289][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.919434][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.919570][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.919717][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.919875][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.920010][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.920142][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.920274][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.920412][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.920575][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.920722][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.921236][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.921443][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.921655][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.921858][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.922070][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.922267][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.926861][ T2434] ------------[ cut here ]------------ | [ 114.927039][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2434 | [ 114.927303][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.927803][ T2434] Tainted: [W]=WARN [ 114.927921][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.928085][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.928256][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.928806][ T2434] RSP: 0018:ffa00000024df918 EFLAGS: 00010286 [ 114.928971][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000bcae900 RCX: 1ff400000049bee9 [ 114.929169][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcae9bc [ 114.929373][ T2434] RBP: ff11000012904000 R08: 1fe2200001795d39 R09: ff1100000913ae80 [ 114.929573][ T2434] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.930082][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012904000 [ 114.930311][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.930552][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.930730][ T2434] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.930931][ T2434] PKRU: 55555554 [ 114.931029][ T2434] Call Trace: [ 114.931127][ T2434] [ 114.931196][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.931331][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.931468][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.931570][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.931714][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.931878][ T2434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 114.932012][ T2434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 114.932146][ T2434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 114.932293][ T2434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 114.932430][ T2434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 114.932568][ T2434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 114.932725][ T2434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 114.932877][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.932980][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.933079][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.933211][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.933343][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.933485][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.933622][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.933765][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.933896][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.934029][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.934168][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.934301][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.934441][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.934592][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.934728][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.934863][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.934993][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.935123][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.935254][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.935421][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.935560][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.936070][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.936270][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.936478][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.936687][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.936882][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.937078][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.942513][ T2434] ------------[ cut here ]------------ | [ 114.942683][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2434 | [ 114.942944][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.943389][ T2434] Tainted: [W]=WARN [ 114.943490][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.943667][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.943836][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.944304][ T2434] RSP: 0018:ffa00000024df918 EFLAGS: 00010286 [ 114.944476][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000c57a040 RCX: 1ff400000049bee9 [ 114.944681][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57a0fc [ 114.944881][ T2434] RBP: ff11000008e51000 R08: 1fe22000018af421 R09: ff1100000913ae80 [ 114.945076][ T2434] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.945273][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e51000 [ 114.945477][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.945720][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.945885][ T2434] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.946085][ T2434] PKRU: 55555554 [ 114.946183][ T2434] Call Trace: [ 114.946280][ T2434] [ 114.946354][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.946504][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.946648][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.946749][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.946882][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.947044][ T2434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 114.947178][ T2434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 114.947309][ T2434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 114.947445][ T2434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 114.947582][ T2434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 114.947720][ T2434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 114.947854][ T2434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 114.947987][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.948088][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.948188][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.948321][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.948457][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.948595][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.948732][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.948866][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.948998][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.949129][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.949260][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.949395][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.949531][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.949677][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.949814][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.949948][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.950079][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.950226][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.950362][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.950524][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.950669][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.951136][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.951335][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.951537][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.951745][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.951941][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.952137][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 114.962963][ T2434] ------------[ cut here ]------------ | [ 114.963126][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2434 | [ 114.963397][ T2434] Modules linked in: vxlan ip6_gre ip_gre gre | [ 114.963876][ T2434] Tainted: [W]=WARN [ 114.963978][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.964182][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 114.964362][ T2434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 114.964849][ T2434] RSP: 0018:ffa00000024dfa70 EFLAGS: 00010286 [ 114.965044][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff400000049bf14 [ 114.965245][ T2434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 114.965456][ T2434] RBP: ff11000008ef1000 R08: 1fe2200001ddb251 R09: ff1100000913ae80 [ 114.965667][ T2434] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 114.965867][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ef1000 [ 114.966069][ T2434] FS: 00007f1574fe2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 114.966305][ T2434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.966483][ T2434] CR2: 00007f15751e9430 CR3: 000000000a1ad001 CR4: 0000000000771ef0 [ 114.966694][ T2434] PKRU: 55555554 [ 114.966794][ T2434] Call Trace: [ 114.966893][ T2434] [ 114.966963][ T2434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 114.967099][ T2434] ? notifier_call_chain (kernel/notifier.c:85) [ 114.967233][ T2434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 114.967335][ T2434] register_netdevice (net/core/dev.c:11488) [ 114.967480][ T2434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 114.967657][ T2434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 114.967793][ T2434] register_netdev (net/core/dev.c:11552) [ 114.967928][ T2434] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 114.968064][ T2434] ops_init (net/core/net_namespace.c:137) [ 114.968167][ T2434] setup_net (net/core/net_namespace.c:446) [ 114.968268][ T2434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 114.968408][ T2434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 114.968541][ T2434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 114.968687][ T2434] copy_net_ns (net/core/net_namespace.c:579) [ 114.968822][ T2434] create_new_namespaces (kernel/nsproxy.c:132) [ 114.968965][ T2434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 114.969101][ T2434] ksys_unshare (kernel/fork.c:3243) [ 114.969238][ T2434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 114.969377][ T2434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 114.969512][ T2434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 114.969657][ T2434] ? __ia32_sys_open (fs/open.c:1374) [ 114.969794][ T2434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 114.969928][ T2434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 114.970060][ T2434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 114.970194][ T2434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 114.970329][ T2434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 114.970471][ T2434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.970651][ T2434] RIP: 0033:0x7f15752a4bcb [ 114.970790][ T2434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 114.971270][ T2434] RSP: 002b:00007ffcd8aba868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 114.971480][ T2434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15752a4bcb [ 114.971687][ T2434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 114.971886][ T2434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 114.972093][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd8abca90 [ 114.972290][ T2434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd8abd877 | [ 115.013021][ T2435] ------------[ cut here ]------------ | [ 115.013229][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.013578][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.014149][ T2435] Tainted: [W]=WARN [ 115.014302][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.014536][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.014787][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.015307][ T2435] RSP: 0018:ffa00000023bfa80 EFLAGS: 00010286 [ 115.015539][ T2435] RAX: 00000000ffffffa6 RBX: ff1100000277ae40 RCX: 1ff4000000477f16 [ 115.015809][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000277aefc [ 115.016057][ T2435] RBP: ff1100000ff39000 R08: 1fe22000004ef5e1 R09: ff1100000aa45180 [ 115.016304][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.016569][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff39000 [ 115.016837][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.017125][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.017344][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.017611][ T2435] PKRU: 55555554 [ 115.017769][ T2435] Call Trace: [ 115.017919][ T2435] [ 115.018039][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.018228][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.018426][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.018583][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.018797][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.019019][ T2435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.019204][ T2435] register_netdev (net/core/dev.c:11552) [ 115.019402][ T2435] loopback_net_init (drivers/net/loopback.c:218) [ 115.019594][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.019760][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.019913][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.020095][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.020286][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.020488][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.020693][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.020885][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.021070][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.021255][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.021454][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.021657][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.021842][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.022027][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.022215][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.022413][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.022600][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.022794][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.022979][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.023193][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.023417][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.023964][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.024214][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.024476][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.024746][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.024992][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.025240][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.039272][ T2435] ------------[ cut here ]------------ | [ 115.039467][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.039795][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.040329][ T2435] Tainted: [W]=WARN [ 115.040493][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.040725][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.040952][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.041481][ T2435] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 115.041741][ T2435] RAX: 00000000ffffffa6 RBX: ff11000008cf18c0 RCX: 1ff4000000477ee9 [ 115.041988][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cf197c [ 115.042233][ T2435] RBP: ff1100000eee9000 R08: 1fe220000119e331 R09: ff1100000aa45180 [ 115.042494][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.042826][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eee9000 [ 115.043073][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.043366][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.043580][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.043845][ T2435] PKRU: 55555554 [ 115.043994][ T2435] Call Trace: [ 115.044162][ T2435] [ 115.044281][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.044478][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.044682][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.044836][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.045019][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.045233][ T2435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.045432][ T2435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 115.045618][ T2435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 115.045811][ T2435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 115.045995][ T2435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 115.046208][ T2435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 115.046404][ T2435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 115.046598][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.046762][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.046913][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.047094][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.047278][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.047507][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.047710][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.047902][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.048084][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.048268][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.048464][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.048667][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.048852][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.049038][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.049242][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.049435][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.049655][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.049840][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.050022][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.050234][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.050434][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.050967][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.051224][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.051509][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.051770][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.052017][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.052265][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.056678][ T2435] ------------[ cut here ]------------ | [ 115.056881][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.057190][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.057762][ T2435] Tainted: [W]=WARN [ 115.057913][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.058127][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.058399][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.058942][ T2435] RSP: 0018:ffa00000023bf8f8 EFLAGS: 00010286 [ 115.059159][ T2435] RAX: 00000000ffffffa6 RBX: ff11000008cf0900 RCX: 1ff4000000477ee5 [ 115.059446][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cf09bc [ 115.059710][ T2435] RBP: ff11000009004000 R08: 1fe220000119e139 R09: ff1100000aa45180 [ 115.059957][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.060204][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009004000 [ 115.060466][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.060765][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.060981][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.061231][ T2435] PKRU: 55555554 [ 115.061392][ T2435] Call Trace: [ 115.061542][ T2435] [ 115.061679][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.061863][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.062046][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.062198][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.062395][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.062614][ T2435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.062808][ T2435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 115.062990][ T2435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 115.063177][ T2435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 115.063375][ T2435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 115.063559][ T2435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 115.063758][ T2435] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 115.063941][ T2435] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 115.064136][ T2435] vti_init_net (net/ipv4/ip_vti.c:517) [ 115.064320][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.064491][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.064662][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.064844][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.065028][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.065214][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.065412][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.065602][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.065793][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.065977][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.066160][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.066347][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.066542][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.066746][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.066930][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.067111][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.067297][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.067529][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.067732][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.067946][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.068170][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.068723][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.068972][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.069218][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.069476][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.069752][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.069996][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.075637][ T2435] ------------[ cut here ]------------ | [ 115.076679][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.076987][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.077614][ T2435] Tainted: [W]=WARN [ 115.077830][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.078099][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.078404][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.079039][ T2435] RSP: 0018:ffa00000023bfa78 EFLAGS: 00010286 [ 115.079309][ T2435] RAX: 00000000ffffffa6 RBX: ff1100000277ba80 RCX: 1ff4000000477f15 [ 115.079637][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000277bb3c [ 115.079950][ T2435] RBP: ff1100001373c000 R08: 1fe22000004ef769 R09: ff1100000aa45180 [ 115.080251][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.080590][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001373c000 [ 115.080911][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.081251][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.081549][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.082124][ T2435] PKRU: 55555554 [ 115.082331][ T2435] Call Trace: [ 115.082549][ T2435] [ 115.082740][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.082980][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.083218][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.083470][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.083733][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.084010][ T2435] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.084252][ T2435] register_netdev (net/core/dev.c:11552) [ 115.084505][ T2435] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 115.084766][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.084977][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.085184][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.085437][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.085695][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.085938][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.086177][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.086461][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.086733][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.086970][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.087209][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.087425][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.087614][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.087811][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.087995][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.088178][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.088377][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.088573][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.088781][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.089002][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.089192][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.089750][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.090005][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.090255][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.090520][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.090787][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.091037][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.095785][ T2435] ------------[ cut here ]------------ | [ 115.095968][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.096283][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.096855][ T2435] Tainted: [W]=WARN [ 115.097006][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.097222][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.098029][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.098637][ T2435] RSP: 0018:ffa00000023bfa68 EFLAGS: 00010286 [ 115.098923][ T2435] RAX: 00000000ffffffa6 RBX: ff11000010600ac0 RCX: 1ff4000000477f13 [ 115.099230][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010600b7c [ 115.099562][ T2435] RBP: ff11000010464000 R08: 1fe22000020c0171 R09: ff1100000aa45180 [ 115.099881][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.100186][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010464000 [ 115.100508][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.100868][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.101139][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.101459][ T2435] PKRU: 55555554 [ 115.101680][ T2435] Call Trace: [ 115.101887][ T2435] [ 115.102060][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.102303][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.102577][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.102808][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.103052][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.103328][ T2435] register_netdev (net/core/dev.c:11552) [ 115.103583][ T2435] sit_init_net (net/ipv6/sit.c:1860) [ 115.103840][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.104051][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.104257][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.104508][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.104734][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.104919][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.105108][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.105294][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.105497][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.105699][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.105884][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.106068][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.106252][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.106451][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.106653][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.106842][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.107025][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.107206][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.107403][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.107622][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.107825][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.108369][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.108624][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.108886][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.109132][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.109399][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.109667][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.114994][ T2435] ------------[ cut here ]------------ | [ 115.115181][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.115503][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.116061][ T2435] Tainted: [W]=WARN [ 115.116210][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.116979][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.117265][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.117880][ T2435] RSP: 0018:ffa00000023bfa78 EFLAGS: 00010286 [ 115.118155][ T2435] RAX: 00000000ffffffa6 RBX: ff1100000c415a80 RCX: 1ff4000000477f15 [ 115.118471][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c415b3c [ 115.118793][ T2435] RBP: ff1100000b029000 R08: 1fe2200001882b69 R09: ff1100000aa45180 [ 115.119152][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.119471][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b029000 [ 115.119794][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.120129][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.120413][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.120737][ T2435] PKRU: 55555554 [ 115.120943][ T2435] Call Trace: [ 115.121145][ T2435] [ 115.121317][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.121568][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.121825][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.122032][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.122273][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.122557][ T2435] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.122814][ T2435] register_netdev (net/core/dev.c:11552) [ 115.123051][ T2435] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 115.123287][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.123451][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.123606][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.123797][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.123985][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.124169][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.124367][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.124552][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.124753][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.124934][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.125117][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.125301][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.125497][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.125701][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.125884][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.126066][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.126249][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.126444][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.126647][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.126864][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.127053][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.127585][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.127851][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.128098][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.128347][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.128616][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.128874][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.140553][ T2435] ------------[ cut here ]------------ | [ 115.140758][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.141070][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.141626][ T2435] Tainted: [W]=WARN [ 115.141785][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.141997][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.142217][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.142763][ T2435] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 115.142980][ T2435] RAX: 00000000ffffffa6 RBX: ff1100000c57aac0 RCX: 1ff4000000477ee9 [ 115.143223][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c57ab7c [ 115.143479][ T2435] RBP: ff1100001365c000 R08: 1fe22000018af571 R09: ff1100000aa45180 [ 115.143744][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.143989][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001365c000 [ 115.144241][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.144532][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.144770][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.145016][ T2435] PKRU: 55555554 [ 115.145163][ T2435] Call Trace: [ 115.145310][ T2435] [ 115.145440][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.145630][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.145822][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.145974][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.146159][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.146385][ T2435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.146568][ T2435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 115.146765][ T2435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 115.146946][ T2435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 115.147128][ T2435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 115.147310][ T2435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 115.147507][ T2435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 115.147710][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.147862][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.148010][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.148189][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.148384][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.148568][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.148772][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.148957][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.149139][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.149320][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.149516][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.149715][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.149896][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.150082][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.150261][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.150454][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.150654][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.150838][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.151020][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.151231][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.151431][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.151960][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.152207][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.152463][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.152741][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.152986][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.153228][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.157934][ T2435] ------------[ cut here ]------------ | [ 115.158131][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.158450][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.159002][ T2435] Tainted: [W]=WARN [ 115.159150][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.159375][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.159620][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.160140][ T2435] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 115.160367][ T2435] RAX: 00000000ffffffa6 RBX: ff11000008f64040 RCX: 1ff4000000477ee9 [ 115.160616][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f640fc [ 115.160868][ T2435] RBP: ff1100000feb1000 R08: 1fe22000011ec821 R09: ff1100000aa45180 [ 115.161114][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.161386][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feb1000 [ 115.161652][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.161931][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.162147][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.162406][ T2435] PKRU: 55555554 [ 115.162553][ T2435] Call Trace: [ 115.162720][ T2435] [ 115.162838][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.163020][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.163202][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.163366][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.163554][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.163782][ T2435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.163966][ T2435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 115.164150][ T2435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 115.164331][ T2435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 115.164530][ T2435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 115.164732][ T2435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 115.164919][ T2435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 115.165101][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.165253][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.165419][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.165601][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.165793][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.165978][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.166166][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.166366][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.166548][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.166744][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.166926][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.167110][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.167292][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.167491][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.167690][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.167871][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.168053][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.168232][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.168429][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.168660][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.168848][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.169375][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.169628][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.169881][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.170127][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.170382][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.170632][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.175891][ T2435] ------------[ cut here ]------------ | [ 115.176085][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.176401][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.176948][ T2435] Tainted: [W]=WARN [ 115.177096][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.177308][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.177543][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.178074][ T2435] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 115.178289][ T2435] RAX: 00000000ffffffa6 RBX: ff11000005a34580 RCX: 1ff4000000477ee9 [ 115.178546][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a3463c [ 115.178808][ T2435] RBP: ff11000012a2c000 R08: 1fe2200000b468c9 R09: ff1100000aa45180 [ 115.179055][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.179299][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a2c000 [ 115.179564][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.179857][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.180075][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.180321][ T2435] PKRU: 55555554 [ 115.180485][ T2435] Call Trace: [ 115.180653][ T2435] [ 115.180772][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.180953][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.181133][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.181287][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.181483][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.181716][ T2435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.181901][ T2435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 115.182082][ T2435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 115.182264][ T2435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 115.182461][ T2435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 115.182667][ T2435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 115.182853][ T2435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 115.183038][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.183190][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.183340][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.183555][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.183755][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.183942][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.184127][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.184311][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.184505][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.184706][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.184895][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.185080][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.185263][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.185466][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.185667][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.185847][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.186028][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.186211][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.186403][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.186619][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.186816][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.187343][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.187603][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.187857][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.188102][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.188359][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.188604][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.193454][ T2435] ------------[ cut here ]------------ | [ 115.193649][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2435 | [ 115.193963][ T2435] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.194521][ T2435] Tainted: [W]=WARN [ 115.194690][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.194906][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.195132][ T2435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.195686][ T2435] RSP: 0018:ffa00000023bfa70 EFLAGS: 00010286 [ 115.195907][ T2435] RAX: 00000000ffffffa6 RBX: ff11000008f65000 RCX: 1ff4000000477f14 [ 115.196156][ T2435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f650bc [ 115.196417][ T2435] RBP: ff11000012ab9000 R08: 1fe22000011eca19 R09: ff1100000aa45180 [ 115.196688][ T2435] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.196938][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012ab9000 [ 115.197188][ T2435] FS: 00007f3a4a006840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.197503][ T2435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.197745][ T2435] CR2: 00007f3a4a37f493 CR3: 000000000c3bb003 CR4: 0000000000771ef0 [ 115.198000][ T2435] PKRU: 55555554 [ 115.198153][ T2435] Call Trace: [ 115.198305][ T2435] [ 115.198438][ T2435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.198632][ T2435] ? notifier_call_chain (kernel/notifier.c:85) [ 115.198826][ T2435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.198983][ T2435] register_netdevice (net/core/dev.c:11488) [ 115.199171][ T2435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 115.199403][ T2435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.199594][ T2435] register_netdev (net/core/dev.c:11552) [ 115.199793][ T2435] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 115.199980][ T2435] ops_init (net/core/net_namespace.c:137) [ 115.200135][ T2435] setup_net (net/core/net_namespace.c:446) [ 115.200291][ T2435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 115.200487][ T2435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 115.200691][ T2435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 115.200878][ T2435] copy_net_ns (net/core/net_namespace.c:579) [ 115.201066][ T2435] create_new_namespaces (kernel/nsproxy.c:132) [ 115.201254][ T2435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 115.201462][ T2435] ksys_unshare (kernel/fork.c:3243) [ 115.201673][ T2435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.201859][ T2435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 115.202043][ T2435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 115.202229][ T2435] ? __ia32_sys_open (fs/open.c:1374) [ 115.202445][ T2435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 115.202650][ T2435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 115.202835][ T2435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.203022][ T2435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.203205][ T2435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.203402][ T2435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.203627][ T2435] RIP: 0033:0x7f3a4a2c8bcb [ 115.203827][ T2435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 115.204367][ T2435] RSP: 002b:00007fff0a9d7c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 115.204622][ T2435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4a2c8bcb [ 115.204885][ T2435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 115.205157][ T2435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 115.205423][ T2435] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff0a9d9ea0 [ 115.205707][ T2435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff0a9db877 | [ 115.246195][ T2436] ------------[ cut here ]------------ | [ 115.246367][ T2436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2436 | [ 115.246682][ T2436] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.247191][ T2436] Tainted: [W]=WARN [ 115.247297][ T2436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.247478][ T2436] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.247671][ T2436] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.248174][ T2436] RSP: 0018:ffa00000024dee30 EFLAGS: 00010286 [ 115.248353][ T2436] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff400000049bd8c [ 115.248559][ T2436] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 115.248772][ T2436] RBP: ff1100000914c000 R08: 1fe22000018cfd39 R09: ff1100000aa42e80 [ 115.248988][ T2436] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 115.249191][ T2436] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010315c88 [ 115.249402][ T2436] FS: 00007f2c8ecc9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 115.249670][ T2436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.249847][ T2436] CR2: 000000000042ebe0 CR3: 000000000a1ad003 CR4: 0000000000771ef0 [ 115.250053][ T2436] PKRU: 55555554 [ 115.250157][ T2436] Call Trace: [ 115.250259][ T2436] [ 115.250331][ T2436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.250477][ T2436] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.250620][ T2436] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.250732][ T2436] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 115.250872][ T2436] __dev_notify_flags (net/core/dev.c:9787) [ 115.251018][ T2436] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 115.251156][ T2436] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 115.251292][ T2436] ? netif_change_name (net/core/dev.c:1495) [ 115.251436][ T2436] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.251574][ T2436] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.251721][ T2436] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.251860][ T2436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.252041][ T2436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.252179][ T2436] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 115.252335][ T2436] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 115.252479][ T2436] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.252623][ T2436] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 115.252769][ T2436] veth_newlink (drivers/net/veth.c:1871) [ 115.252908][ T2436] ? veth_poll_controller (drivers/net/veth.c:1470) [ 115.253045][ T2436] ? kasan_save_stack (mm/kasan/common.c:57) [ 115.253185][ T2436] ? kasan_save_track (mm/kasan/common.c:78) [ 115.253336][ T2436] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 115.253496][ T2436] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 115.253645][ T2436] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 115.253785][ T2436] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 115.253923][ T2436] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.254063][ T2436] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 115.254206][ T2436] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 115.254351][ T2436] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.254508][ T2436] ? __dev_get_by_name (net/core/dev.c:883) [ 115.254659][ T2436] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.254803][ T2436] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.254947][ T2436] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.255087][ T2436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.255223][ T2436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.255730][ T2436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.255875][ T2436] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.256015][ T2436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.256156][ T2436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.256294][ T2436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.256437][ T2436] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.256578][ T2436] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.256728][ T2436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.256866][ T2436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.257008][ T2436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.257148][ T2436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.257285][ T2436] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.257426][ T2436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.257565][ T2436] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.257722][ T2436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.257859][ T2436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.257996][ T2436] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.258135][ T2436] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.258285][ T2436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.258428][ T2436] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.258567][ T2436] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.258719][ T2436] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.258859][ T2436] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.258997][ T2436] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.259136][ T2436] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.259306][ T2436] ? move_addr_to_kernel (net/socket.c:258) [ 115.259470][ T2436] ___sys_sendmsg (net/socket.c:2752) [ 115.259614][ T2436] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.259762][ T2436] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 115.259937][ T2436] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 115.260076][ T2436] __sys_sendmsg (net/socket.c:2784) [ 115.260213][ T2436] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.260359][ T2436] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 115.260499][ T2436] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.260647][ T2436] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.260783][ T2436] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.260950][ T2436] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.261088][ T2436] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.261257][ T2436] RIP: 0033:0x7f2c8ef0308e [ 115.261405][ T2436] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.261910][ T2436] RSP: 002b:00007ffc50e144d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.262117][ T2436] RAX: ffffffffffffffda RBX: 00007ffc50e14c80 RCX: 00007f2c8ef0308e [ 115.262324][ T2436] RDX: 0000000000000000 RSI: 00007ffc50e14580 RDI: 0000000000000005 [ 115.262532][ T2436] RBP: 00007ffc50e144e0 R08: 0000000000000000 R09: 0000000000000000 [ 115.262764][ T2436] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.262969][ T2436] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc50e14c40 | [ 115.270722][ T2436] ------------[ cut here ]------------ | [ 115.270891][ T2436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2436 | [ 115.271221][ T2436] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.271689][ T2436] Tainted: [W]=WARN [ 115.271799][ T2436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.272003][ T2436] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.272179][ T2436] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.272698][ T2436] RSP: 0018:ffa00000024df1b0 EFLAGS: 00010286 [ 115.272873][ T2436] RAX: 00000000ffffffa6 RBX: ff1100000ede5a80 RCX: 1ff400000049bdfc [ 115.273078][ T2436] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ede5b3c [ 115.273280][ T2436] RBP: ff11000009149000 R08: 1fe2200001dbcb69 R09: ff1100000aa42e80 [ 115.273486][ T2436] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 115.273698][ T2436] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 115.273919][ T2436] FS: 00007f2c8ecc9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 115.274157][ T2436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.274326][ T2436] CR2: 000000000042ebe0 CR3: 000000000a1ad003 CR4: 0000000000771ef0 [ 115.274858][ T2436] PKRU: 55555554 [ 115.274962][ T2436] Call Trace: [ 115.275076][ T2436] [ 115.275147][ T2436] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.275285][ T2436] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.275395][ T2436] __dev_notify_flags (net/core/dev.c:9787) [ 115.275534][ T2436] ? netif_change_name (net/core/dev.c:1495) [ 115.275685][ T2436] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 115.275820][ T2436] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 115.275958][ T2436] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 115.276097][ T2436] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 115.276251][ T2436] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.276392][ T2436] ? __dev_get_by_name (net/core/dev.c:883) [ 115.276530][ T2436] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.276690][ T2436] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.276830][ T2436] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.276969][ T2436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.277103][ T2436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.277239][ T2436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.277380][ T2436] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.277516][ T2436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.277668][ T2436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.277805][ T2436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.277952][ T2436] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.278105][ T2436] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.278242][ T2436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.278383][ T2436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.278523][ T2436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.278666][ T2436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.278807][ T2436] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.278944][ T2436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.279085][ T2436] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.279229][ T2436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.279370][ T2436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.279512][ T2436] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.279658][ T2436] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.279792][ T2436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.279929][ T2436] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.280066][ T2436] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.280202][ T2436] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.280341][ T2436] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.280483][ T2436] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.280624][ T2436] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.280928][ T2436] ? move_addr_to_kernel (net/socket.c:258) [ 115.281070][ T2436] ___sys_sendmsg (net/socket.c:2752) [ 115.281207][ T2436] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.281351][ T2436] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 115.281529][ T2436] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 115.281676][ T2436] __sys_sendmsg (net/socket.c:2784) [ 115.281812][ T2436] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.281952][ T2436] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 115.282088][ T2436] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.282224][ T2436] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.282363][ T2436] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.282499][ T2436] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.282651][ T2436] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.282820][ T2436] RIP: 0033:0x7f2c8ef0308e [ 115.282966][ T2436] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.283455][ T2436] RSP: 002b:00007ffc50e144d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.283675][ T2436] RAX: ffffffffffffffda RBX: 00007ffc50e14c80 RCX: 00007f2c8ef0308e [ 115.283880][ T2436] RDX: 0000000000000000 RSI: 00007ffc50e14580 RDI: 0000000000000005 [ 115.284081][ T2436] RBP: 00007ffc50e144e0 R08: 0000000000000000 R09: 0000000000000000 [ 115.284285][ T2436] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.284494][ T2436] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc50e14c40 | [ 115.315435][ T2437] ------------[ cut here ]------------ | [ 115.315656][ T2437] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2437 | [ 115.315975][ T2437] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.317126][ T2437] Tainted: [W]=WARN [ 115.317333][ T2437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.317570][ T2437] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.317814][ T2437] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.318326][ T2437] RSP: 0018:ffa00000024bf020 EFLAGS: 00010286 [ 115.318585][ T2437] RAX: 00000000ffffffa6 RBX: ff11000008f64740 RCX: 1ff4000000497dca [ 115.318848][ T2437] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f647fc [ 115.319098][ T2437] RBP: ff11000009149000 R08: 1fe22000011ec901 R09: ff11000012a5d158 [ 115.319364][ T2437] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 115.319613][ T2437] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 115.319872][ T2437] FS: 00007fe4fffc6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.320154][ T2437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.320385][ T2437] CR2: 0000000016944988 CR3: 000000000c3bb006 CR4: 0000000000771ef0 [ 115.320652][ T2437] PKRU: 55555554 [ 115.320808][ T2437] Call Trace: [ 115.320959][ T2437] [ 115.321078][ T2437] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.321264][ T2437] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.321431][ T2437] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 115.321617][ T2437] __dev_notify_flags (net/core/dev.c:9787) [ 115.321815][ T2437] ? netif_change_name (net/core/dev.c:1495) [ 115.321999][ T2437] ? __dev_change_flags (net/core/dev.c:9752) [ 115.322182][ T2437] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 115.322377][ T2437] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.322565][ T2437] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 115.322767][ T2437] netif_change_flags (net/core/dev.c:9820) [ 115.322953][ T2437] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 115.323135][ T2437] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 115.323320][ T2437] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 115.323517][ T2437] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 115.323754][ T2437] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 115.323940][ T2437] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.324123][ T2437] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 115.324305][ T2437] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.324510][ T2437] ? __kernel_text_address (kernel/extable.c:79) [ 115.324711][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.324899][ T2437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.325082][ T2437] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.325270][ T2437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.325468][ T2437] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 115.325667][ T2437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.325850][ T2437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.326037][ T2437] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 115.326220][ T2437] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 115.326418][ T2437] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 115.326605][ T2437] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.326803][ T2437] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 115.326989][ T2437] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 115.327175][ T2437] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.327373][ T2437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.327553][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.327750][ T2437] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.327931][ T2437] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.328114][ T2437] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.328304][ T2437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.328500][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.328706][ T2437] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.328891][ T2437] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.329075][ T2437] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.329260][ T2437] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.329457][ T2437] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.329662][ T2437] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.329844][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.330029][ T2437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.330209][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.330403][ T2437] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.330586][ T2437] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.330783][ T2437] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.330969][ T2437] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.331153][ T2437] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.331337][ T2437] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.331537][ T2437] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.331739][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.331923][ T2437] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.332105][ T2437] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.332289][ T2437] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.332491][ T2437] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.332691][ T2437] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.332873][ T2437] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.333086][ T2437] ? move_addr_to_kernel (net/socket.c:258) [ 115.333269][ T2437] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.333465][ T2437] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.333667][ T2437] ___sys_sendmsg (net/socket.c:2752) [ 115.333853][ T2437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 115.334068][ T2437] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.334260][ T2437] __sys_sendmsg (net/socket.c:2784) [ 115.334457][ T2437] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.334659][ T2437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 115.334879][ T2437] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 115.335061][ T2437] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 115.335246][ T2437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.335448][ T2437] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.335645][ T2437] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.335827][ T2437] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.336011][ T2437] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.336225][ T2437] RIP: 0033:0x7fe50020008e [ 115.336426][ T2437] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.336957][ T2437] RSP: 002b:00007ffced842f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.337203][ T2437] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe50020008e [ 115.337460][ T2437] RDX: 0000000000000000 RSI: 00007ffced843000 RDI: 0000000000000005 [ 115.337723][ T2437] RBP: 00007ffced842f60 R08: 0000000000000000 R09: 0000000000000000 [ 115.337964][ T2437] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.338207][ T2437] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffced8436d0 | [ 115.370215][ T2438] ------------[ cut here ]------------ | [ 115.370395][ T2438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2438 | [ 115.370672][ T2438] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.371113][ T2438] Tainted: [W]=WARN [ 115.371215][ T2438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.371386][ T2438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.371559][ T2438] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.372044][ T2438] RSP: 0018:ffa00000024bf020 EFLAGS: 00010286 [ 115.372212][ T2438] RAX: 00000000ffffffa6 RBX: ff1100000fb2fc40 RCX: 1ff4000000497dca [ 115.372431][ T2438] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2fcfc [ 115.372634][ T2438] RBP: ff1100000914c000 R08: 1fe2200001f65fa1 R09: ff1100000ffd0b58 [ 115.372837][ T2438] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 115.373033][ T2438] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 115.373231][ T2438] FS: 00007f0a598be840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 115.373465][ T2438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.373636][ T2438] CR2: 00000000316d5988 CR3: 000000000c3bb005 CR4: 0000000000771ef0 [ 115.373840][ T2438] PKRU: 55555554 [ 115.373949][ T2438] Call Trace: [ 115.374051][ T2438] [ 115.374124][ T2438] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.374258][ T2438] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.374362][ T2438] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 115.374496][ T2438] __dev_notify_flags (net/core/dev.c:9787) [ 115.374644][ T2438] ? netif_change_name (net/core/dev.c:1495) [ 115.374780][ T2438] ? __dev_change_flags (net/core/dev.c:9752) [ 115.374913][ T2438] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 115.375043][ T2438] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.375176][ T2438] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 115.375309][ T2438] netif_change_flags (net/core/dev.c:9820) [ 115.375448][ T2438] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 115.375586][ T2438] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 115.375735][ T2438] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 115.375870][ T2438] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 115.376034][ T2438] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 115.376167][ T2438] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.376299][ T2438] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 115.376435][ T2438] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.376568][ T2438] ? __kernel_text_address (kernel/extable.c:79) [ 115.376714][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.376847][ T2438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.376989][ T2438] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.377120][ T2438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.377256][ T2438] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 115.377393][ T2438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.377530][ T2438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.377678][ T2438] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 115.377816][ T2438] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 115.377948][ T2438] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 115.378081][ T2438] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.378217][ T2438] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 115.378357][ T2438] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 115.378494][ T2438] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.378631][ T2438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.378768][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.378901][ T2438] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.379033][ T2438] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.379165][ T2438] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.379300][ T2438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.379437][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.379570][ T2438] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.379712][ T2438] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.379847][ T2438] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.379980][ T2438] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.380110][ T2438] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.380243][ T2438] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.380381][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.380534][ T2438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.380677][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.380820][ T2438] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.380954][ T2438] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.381086][ T2438] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.381221][ T2438] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.381359][ T2438] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.381492][ T2438] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.381628][ T2438] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.381766][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.381901][ T2438] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.382034][ T2438] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.382167][ T2438] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.382301][ T2438] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.382450][ T2438] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.382589][ T2438] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.382761][ T2438] ? move_addr_to_kernel (net/socket.c:258) [ 115.382895][ T2438] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.383027][ T2438] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.383160][ T2438] ___sys_sendmsg (net/socket.c:2752) [ 115.383292][ T2438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 115.383461][ T2438] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.383610][ T2438] __sys_sendmsg (net/socket.c:2784) [ 115.383749][ T2438] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.383880][ T2438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 115.384047][ T2438] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 115.384179][ T2438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.384315][ T2438] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.384457][ T2438] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.384594][ T2438] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.384734][ T2438] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.384899][ T2438] RIP: 0033:0x7f0a59af808e [ 115.385038][ T2438] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.385523][ T2438] RSP: 002b:00007ffc3df7d350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.385734][ T2438] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0a59af808e [ 115.385932][ T2438] RDX: 0000000000000000 RSI: 00007ffc3df7d400 RDI: 0000000000000005 [ 115.386130][ T2438] RBP: 00007ffc3df7d360 R08: 0000000000000000 R09: 0000000000000000 [ 115.386332][ T2438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.386538][ T2438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3df7dad0 | [ 115.388671][ T211] ------------[ cut here ]------------ | [ 115.388808][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/211 | [ 115.389049][ T211] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.389496][ T211] Tainted: [W]=WARN [ 115.389595][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.389753][ T211] Workqueue: events_unbound linkwatch_event [ 115.389913][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.390070][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.390516][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 115.390687][ T211] RAX: 00000000ffffffa6 RBX: ff1100000bcaee40 RCX: 1ff400000011cf02 [ 115.390870][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcaeefc [ 115.391052][ T211] RBP: ff11000009149000 R08: 1fe2200001795de1 R09: ff1100001018aea8 [ 115.391240][ T211] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 115.391426][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 115.391615][ T211] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 115.391833][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.391987][ T211] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 115.392170][ T211] PKRU: 55555554 [ 115.392261][ T211] Call Trace: [ 115.392359][ T211] [ 115.392425][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.392547][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 115.392680][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.392779][ T211] netif_state_change (net/core/dev.c:1605) [ 115.392904][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.393059][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 115.393180][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 115.393303][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.393433][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 115.393556][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 115.393692][ T211] process_one_work (kernel/workqueue.c:3314) [ 115.393824][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 115.393948][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.394075][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 115.394199][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 115.394323][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 115.394451][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 115.394571][ T211] kthread (kernel/kthread.c:436) [ 115.394673][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 115.394825][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 115.394948][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 115.395070][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 115.395224][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 115.395356][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 115.395478][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 115.455626][ T2440] ------------[ cut here ]------------ | [ 115.455787][ T2440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2440 | [ 115.456045][ T2440] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.456993][ T2440] Tainted: [W]=WARN [ 115.457093][ T2440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.457257][ T2440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.457432][ T2440] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.457924][ T2440] RSP: 0018:ffa00000024bf150 EFLAGS: 00010286 [ 115.458105][ T2440] RAX: 00000000ffffffa6 RBX: ff1100000c9b7c40 RCX: 1ff4000000497df0 [ 115.458301][ T2440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7cfc [ 115.458501][ T2440] RBP: ff1100000914c000 R08: 1fe2200001936fa1 R09: ff11000009138b58 [ 115.458715][ T2440] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 115.458909][ T2440] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a878ac0 [ 115.459104][ T2440] FS: 00007fe8256de840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 115.459366][ T2440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.459566][ T2440] CR2: 00000000004ebb28 CR3: 000000000c3bb004 CR4: 0000000000771ef0 [ 115.459770][ T2440] PKRU: 55555554 [ 115.459891][ T2440] Call Trace: [ 115.459986][ T2440] [ 115.460053][ T2440] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.460184][ T2440] ? notifier_call_chain (kernel/notifier.c:85) [ 115.460314][ T2440] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.460418][ T2440] netif_state_change (net/core/dev.c:1605) [ 115.460551][ T2440] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.460749][ T2440] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 115.460912][ T2440] linkwatch_sync_dev (net/core/link_watch.c:295) [ 115.461042][ T2440] rtnl_getlink (net/core/rtnetlink.c:4273) [ 115.461200][ T2440] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.461328][ T2440] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.461467][ T2440] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 115.461600][ T2440] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.461734][ T2440] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.461864][ T2440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.462012][ T2440] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.462142][ T2440] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.462274][ T2440] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.462410][ T2440] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.462541][ T2440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.462685][ T2440] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.462814][ T2440] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 115.462946][ T2440] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.463075][ T2440] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.463207][ T2440] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.463343][ T2440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.463482][ T2440] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.463616][ T2440] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.463751][ T2440] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.463880][ T2440] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.464021][ T2440] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.464159][ T2440] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.464289][ T2440] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.464426][ T2440] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.464559][ T2440] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.464698][ T2440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.464835][ T2440] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.464973][ T2440] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.465106][ T2440] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.465242][ T2440] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.465380][ T2440] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.465512][ T2440] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.465684][ T2440] ? move_addr_to_kernel (net/socket.c:258) [ 115.465816][ T2440] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 115.465948][ T2440] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 115.466116][ T2440] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 115.466256][ T2440] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 115.466425][ T2440] ___sys_sendmsg (net/socket.c:2752) [ 115.466557][ T2440] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.466698][ T2440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.466839][ T2440] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 115.466970][ T2440] ? do_getsockname (net/socket.c:2192) [ 115.467103][ T2440] __sys_sendmsg (net/socket.c:2784) [ 115.467237][ T2440] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.467376][ T2440] ? __sys_getsockname (net/socket.c:2210) [ 115.467509][ T2440] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.467651][ T2440] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.467783][ T2440] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.467914][ T2440] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.468045][ T2440] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.468207][ T2440] RIP: 0033:0x7fe82591808e [ 115.468345][ T2440] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.468827][ T2440] RSP: 002b:00007fff5259f030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.469033][ T2440] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe82591808e [ 115.469228][ T2440] RDX: 0000000000000000 RSI: 00007fff5259f0e0 RDI: 0000000000000006 [ 115.469425][ T2440] RBP: 00007fff5259f040 R08: 0000000000000000 R09: 0000000000000000 [ 115.469624][ T2440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.469825][ T2440] R13: 00007fff5259f190 R14: 000000000000000d R15: 00007fff525a087a | [ 115.567979][ T2443] ------------[ cut here ]------------ | [ 115.568216][ T2443] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2443 | [ 115.568565][ T2443] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.569163][ T2443] Tainted: [W]=WARN [ 115.569323][ T2443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.569570][ T2443] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.569829][ T2443] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.570399][ T2443] RSP: 0018:ffa000000250efd0 EFLAGS: 00010286 [ 115.570651][ T2443] RAX: 00000000ffffffa6 RBX: ff1100000fe13380 RCX: 1ff40000004a1dc0 [ 115.570921][ T2443] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fe1343c [ 115.571184][ T2443] RBP: ff11000008db2000 R08: 1fe2200001fc2689 R09: ff1100000a0a8b80 [ 115.571508][ T2443] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 115.571793][ T2443] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008db2e44 [ 115.572061][ T2443] FS: 00007fd0c351b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.572377][ T2443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.572611][ T2443] CR2: 00000000004a2060 CR3: 0000000004f85005 CR4: 0000000000771ef0 [ 115.572912][ T2443] PKRU: 55555554 [ 115.573074][ T2443] Call Trace: [ 115.573234][ T2443] [ 115.573375][ T2443] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.573571][ T2443] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 115.573790][ T2443] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.573951][ T2443] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 115.574149][ T2443] __dev_notify_flags (net/core/dev.c:9787) [ 115.574348][ T2443] ? notifier_call_chain (kernel/notifier.c:85) [ 115.574556][ T2443] ? netif_change_name (net/core/dev.c:1495) [ 115.574780][ T2443] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 115.574981][ T2443] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 115.575179][ T2443] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 115.575393][ T2443] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 115.575598][ T2443] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 115.575820][ T2443] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 115.576021][ T2443] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 115.576219][ T2443] ? nla_strscpy (lib/nlattr.c:795) [ 115.576436][ T2443] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 115.576653][ T2443] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.576853][ T2443] ? __dev_get_by_name (net/core/dev.c:883) [ 115.577052][ T2443] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.577255][ T2443] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.577470][ T2443] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.577685][ T2443] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.577883][ T2443] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.578080][ T2443] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.578274][ T2443] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.578482][ T2443] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.578699][ T2443] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.578896][ T2443] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.579096][ T2443] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.579294][ T2443] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.579505][ T2443] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.579720][ T2443] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.579917][ T2443] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.580127][ T2443] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.580324][ T2443] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.580532][ T2443] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.580750][ T2443] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.580950][ T2443] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.581147][ T2443] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.581358][ T2443] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.581559][ T2443] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.581791][ T2443] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.581989][ T2443] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.582185][ T2443] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.582399][ T2443] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.582600][ T2443] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.582811][ T2443] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.583009][ T2443] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.583205][ T2443] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.583449][ T2443] ? move_addr_to_kernel (net/socket.c:258) [ 115.583664][ T2443] ? kasan_save_stack (mm/kasan/common.c:58) [ 115.583860][ T2443] ? kasan_save_stack (mm/kasan/common.c:57) [ 115.584055][ T2443] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 115.584251][ T2443] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 115.584498][ T2443] ___sys_sendmsg (net/socket.c:2752) [ 115.584715][ T2443] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.584921][ T2443] __sys_sendmsg (net/socket.c:2784) [ 115.585118][ T2443] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.585311][ T2443] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 115.585525][ T2443] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 115.585737][ T2443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.585948][ T2443] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.586143][ T2443] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.586337][ T2443] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.586550][ T2443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.586798][ T2443] RIP: 0033:0x7fd0c375508e [ 115.587001][ T2443] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.587575][ T2443] RSP: 002b:00007fff24850450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.587860][ T2443] RAX: ffffffffffffffda RBX: 00007fff24850c00 RCX: 00007fd0c375508e [ 115.588127][ T2443] RDX: 0000000000000000 RSI: 00007fff24850500 RDI: 0000000000000005 [ 115.588406][ T2443] RBP: 00007fff24850460 R08: 0000000000000000 R09: 0000000000000000 [ 115.588691][ T2443] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.588956][ T2443] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff24850bd0 | [ 115.619279][ T2444] ------------[ cut here ]------------ | [ 115.619467][ T2444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2444 | [ 115.619764][ T2444] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.620238][ T2444] Tainted: [W]=WARN [ 115.620355][ T2444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.620550][ T2444] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.620752][ T2444] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.621262][ T2444] RSP: 0018:ffa000000251efd0 EFLAGS: 00010286 [ 115.621451][ T2444] RAX: 00000000ffffffa6 RBX: ff1100000c984ac0 RCX: 1ff40000004a3dc0 [ 115.621695][ T2444] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984b7c [ 115.621913][ T2444] RBP: ff1100000a2f2000 R08: 1fe2200001930971 R09: ff1100000fe8ae80 [ 115.622134][ T2444] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 115.622353][ T2444] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2f2e44 [ 115.622568][ T2444] FS: 00007f0139c56840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 115.622832][ T2444] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.623068][ T2444] CR2: 00000000004a2060 CR3: 000000000c710006 CR4: 0000000000771ef0 [ 115.623285][ T2444] PKRU: 55555554 [ 115.623397][ T2444] Call Trace: [ 115.623508][ T2444] [ 115.623587][ T2444] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.623736][ T2444] ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan [ 115.623886][ T2444] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.623995][ T2444] ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1)) [ 115.624154][ T2444] __dev_notify_flags (net/core/dev.c:9787) [ 115.624298][ T2444] ? notifier_call_chain (kernel/notifier.c:85) [ 115.624448][ T2444] ? netif_change_name (net/core/dev.c:1495) [ 115.624596][ T2444] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 115.624748][ T2444] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 115.624892][ T2444] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan [ 115.625040][ T2444] ? vxlan_changelink (./include/net/ipv6.h:741) vxlan [ 115.625189][ T2444] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan [ 115.625334][ T2444] ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan [ 115.625914][ T2444] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 115.626059][ T2444] ? nla_strscpy (lib/nlattr.c:795) [ 115.626203][ T2444] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 115.626354][ T2444] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.626497][ T2444] ? __dev_get_by_name (net/core/dev.c:883) [ 115.626655][ T2444] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.626805][ T2444] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.626954][ T2444] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.627099][ T2444] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.627255][ T2444] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.627402][ T2444] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.627546][ T2444] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.627699][ T2444] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.627848][ T2444] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.627993][ T2444] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.628136][ T2444] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.628280][ T2444] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.628430][ T2444] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.628573][ T2444] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.628729][ T2444] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.628872][ T2444] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.629016][ T2444] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.629161][ T2444] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.629305][ T2444] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.629458][ T2444] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.629612][ T2444] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.629764][ T2444] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.629909][ T2444] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.630052][ T2444] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.630194][ T2444] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.630340][ T2444] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.630491][ T2444] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.630650][ T2444] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.630796][ T2444] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.630939][ T2444] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.631081][ T2444] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.631260][ T2444] ? move_addr_to_kernel (net/socket.c:258) [ 115.631410][ T2444] ? kasan_save_stack (mm/kasan/common.c:58) [ 115.631553][ T2444] ? kasan_save_stack (mm/kasan/common.c:57) [ 115.631704][ T2444] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 115.631845][ T2444] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 115.632021][ T2444] ___sys_sendmsg (net/socket.c:2752) [ 115.632168][ T2444] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.632327][ T2444] __sys_sendmsg (net/socket.c:2784) [ 115.632475][ T2444] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.632623][ T2444] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 115.632785][ T2444] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 115.632927][ T2444] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.633070][ T2444] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.633214][ T2444] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.633362][ T2444] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.633504][ T2444] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.633703][ T2444] RIP: 0033:0x7f0139e9008e [ 115.633856][ T2444] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.634373][ T2444] RSP: 002b:00007ffde3bd7860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.634598][ T2444] RAX: ffffffffffffffda RBX: 00007ffde3bd8010 RCX: 00007f0139e9008e [ 115.634823][ T2444] RDX: 0000000000000000 RSI: 00007ffde3bd7910 RDI: 0000000000000005 [ 115.635039][ T2444] RBP: 00007ffde3bd7870 R08: 0000000000000000 R09: 0000000000000000 [ 115.635252][ T2444] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.635470][ T2444] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde3bd7fe0 | [ 115.676201][ T2445] ------------[ cut here ]------------ | [ 115.676368][ T2445] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2445 | [ 115.676644][ T2445] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.677087][ T2445] Tainted: [W]=WARN [ 115.677186][ T2445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.677357][ T2445] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.677530][ T2445] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.678032][ T2445] RSP: 0018:ffa000000250f020 EFLAGS: 00010286 [ 115.678201][ T2445] RAX: 00000000ffffffa6 RBX: ff110000057ba580 RCX: 1ff40000004a1dca [ 115.678962][ T2445] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba63c [ 115.679169][ T2445] RBP: ff11000008db2000 R08: 1fe2200000af74c9 R09: ff1100000fe88b58 [ 115.679373][ T2445] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 115.679569][ T2445] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 115.679778][ T2445] FS: 00007fc525019840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 115.680009][ T2445] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.680175][ T2445] CR2: 000000003238d988 CR3: 0000000009501005 CR4: 0000000000771ef0 [ 115.680377][ T2445] PKRU: 55555554 [ 115.680476][ T2445] Call Trace: [ 115.680575][ T2445] [ 115.680655][ T2445] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.680792][ T2445] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.680894][ T2445] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 115.681027][ T2445] __dev_notify_flags (net/core/dev.c:9787) [ 115.681165][ T2445] ? netif_change_name (net/core/dev.c:1495) [ 115.681299][ T2445] ? __dev_change_flags (net/core/dev.c:9752) [ 115.681437][ T2445] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 115.681569][ T2445] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.681712][ T2445] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 115.681847][ T2445] netif_change_flags (net/core/dev.c:9820) [ 115.681982][ T2445] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 115.682114][ T2445] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 115.682250][ T2445] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 115.682387][ T2445] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 115.682553][ T2445] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 115.682692][ T2445] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.682824][ T2445] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 115.682954][ T2445] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.683090][ T2445] ? __kernel_text_address (kernel/extable.c:79) [ 115.683222][ T2445] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.683362][ T2445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.683494][ T2445] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.683631][ T2445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.683769][ T2445] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 115.683900][ T2445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.684031][ T2445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.684162][ T2445] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 115.684294][ T2445] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 115.684430][ T2445] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 115.684566][ T2445] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.684710][ T2445] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 115.684850][ T2445] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 115.684991][ T2445] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.685127][ T2445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.685261][ T2445] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.685403][ T2445] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.685537][ T2445] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.685679][ T2445] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.685815][ T2445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.685954][ T2445] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.686085][ T2445] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.686219][ T2445] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.686356][ T2445] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.686490][ T2445] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.686627][ T2445] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.686764][ T2445] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.686895][ T2445] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.687030][ T2445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.687159][ T2445] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.687292][ T2445] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.687427][ T2445] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.687559][ T2445] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.687703][ T2445] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.687836][ T2445] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.687984][ T2445] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.688117][ T2445] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.688250][ T2445] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.688396][ T2445] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.688530][ T2445] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.688673][ T2445] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.688806][ T2445] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.688938][ T2445] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.689070][ T2445] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.689234][ T2445] ? move_addr_to_kernel (net/socket.c:258) [ 115.689372][ T2445] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.689506][ T2445] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.689650][ T2445] ___sys_sendmsg (net/socket.c:2752) [ 115.689781][ T2445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 115.689951][ T2445] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.690096][ T2445] __sys_sendmsg (net/socket.c:2784) [ 115.690232][ T2445] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.690369][ T2445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 115.690536][ T2445] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 115.690679][ T2445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.690811][ T2445] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.690942][ T2445] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.691075][ T2445] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.691209][ T2445] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.691377][ T2445] RIP: 0033:0x7fc52525308e [ 115.691526][ T2445] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.692007][ T2445] RSP: 002b:00007fff87494e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.692206][ T2445] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc52525308e [ 115.692408][ T2445] RDX: 0000000000000000 RSI: 00007fff87494f30 RDI: 0000000000000005 [ 115.692609][ T2445] RBP: 00007fff87494e90 R08: 0000000000000000 R09: 0000000000000000 [ 115.692813][ T2445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.693014][ T2445] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff87495600 | [ 115.728588][ T2446] ------------[ cut here ]------------ | [ 115.728758][ T2446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2446 | [ 115.729020][ T2446] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.729491][ T2446] Tainted: [W]=WARN [ 115.729593][ T2446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.729763][ T2446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.729934][ T2446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.730404][ T2446] RSP: 0018:ffa000000252f020 EFLAGS: 00010286 [ 115.730572][ T2446] RAX: 00000000ffffffa6 RBX: ff1100000b2e6040 RCX: 1ff40000004a5dca [ 115.730779][ T2446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2e60fc [ 115.730976][ T2446] RBP: ff1100000a2f2000 R08: 1fe220000165cc21 R09: ff110000137d0b58 [ 115.731175][ T2446] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 115.731992][ T2446] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 115.732192][ T2446] FS: 00007f9c79225840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 115.732427][ T2446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.732596][ T2446] CR2: 0000000018513988 CR3: 0000000001f74001 CR4: 0000000000771ef0 [ 115.732799][ T2446] PKRU: 55555554 [ 115.732897][ T2446] Call Trace: [ 115.732995][ T2446] [ 115.733064][ T2446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.733204][ T2446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.733306][ T2446] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 115.733444][ T2446] __dev_notify_flags (net/core/dev.c:9787) [ 115.733586][ T2446] ? netif_change_name (net/core/dev.c:1495) [ 115.733726][ T2446] ? __dev_change_flags (net/core/dev.c:9752) [ 115.733856][ T2446] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 115.733989][ T2446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.734122][ T2446] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 115.734257][ T2446] netif_change_flags (net/core/dev.c:9820) [ 115.734393][ T2446] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 115.734525][ T2446] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 115.734667][ T2446] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 115.734799][ T2446] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 115.734966][ T2446] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 115.735103][ T2446] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.735234][ T2446] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 115.735370][ T2446] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.735503][ T2446] ? __kernel_text_address (kernel/extable.c:79) [ 115.735646][ T2446] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.735780][ T2446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.735912][ T2446] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.736045][ T2446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.736182][ T2446] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 115.736312][ T2446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.736449][ T2446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.736587][ T2446] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 115.736725][ T2446] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 115.736855][ T2446] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 115.736987][ T2446] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.737119][ T2446] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 115.737252][ T2446] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 115.737394][ T2446] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.737528][ T2446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.737667][ T2446] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.737796][ T2446] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.737927][ T2446] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.738059][ T2446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.738191][ T2446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.738320][ T2446] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.738458][ T2446] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.738594][ T2446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.738734][ T2446] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.738866][ T2446] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.738998][ T2446] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.739131][ T2446] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.739262][ T2446] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.739398][ T2446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.739531][ T2446] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.739675][ T2446] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.739807][ T2446] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.739945][ T2446] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.740085][ T2446] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.740215][ T2446] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.740353][ T2446] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.740488][ T2446] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.740626][ T2446] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.740764][ T2446] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.740896][ T2446] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.741027][ T2446] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.741161][ T2446] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.741293][ T2446] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.741429][ T2446] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.741603][ T2446] ? move_addr_to_kernel (net/socket.c:258) [ 115.741745][ T2446] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.741879][ T2446] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.742012][ T2446] ___sys_sendmsg (net/socket.c:2752) [ 115.742143][ T2446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 115.742313][ T2446] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.742463][ T2446] __sys_sendmsg (net/socket.c:2784) [ 115.742597][ T2446] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.742733][ T2446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 115.742899][ T2446] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 115.743031][ T2446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.743163][ T2446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.743295][ T2446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.743432][ T2446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.743567][ T2446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.743746][ T2446] RIP: 0033:0x7f9c7945f08e [ 115.743892][ T2446] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.744363][ T2446] RSP: 002b:00007ffdaca7bb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.744564][ T2446] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9c7945f08e [ 115.744773][ T2446] RDX: 0000000000000000 RSI: 00007ffdaca7bc30 RDI: 0000000000000005 [ 115.744974][ T2446] RBP: 00007ffdaca7bb90 R08: 0000000000000000 R09: 0000000000000000 [ 115.745169][ T2446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d025 [ 115.745371][ T2446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaca7c300 | [ 115.837249][ T2449] ------------[ cut here ]------------ | [ 115.837440][ T2449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2449 | [ 115.837758][ T2449] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.838232][ T2449] Tainted: [W]=WARN [ 115.838337][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.838519][ T2449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.838710][ T2449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.839248][ T2449] RSP: 0018:ffa000000254f090 EFLAGS: 00010286 [ 115.839435][ T2449] RAX: 00000000ffffffa6 RBX: ff1100000cf51540 RCX: 1ff40000004a9dd8 [ 115.839661][ T2449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf515fc [ 115.839868][ T2449] RBP: ff11000008db2000 R08: 1fe22000019ea2c1 R09: ff110000137d5180 [ 115.840074][ T2449] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 115.840281][ T2449] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 115.840500][ T2449] FS: 00007f6f9b1d2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 115.840755][ T2449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.840931][ T2449] CR2: 00007f6f9b3cb460 CR3: 0000000001f74006 CR4: 0000000000771ef0 [ 115.841139][ T2449] PKRU: 55555554 [ 115.841243][ T2449] Call Trace: [ 115.841351][ T2449] [ 115.841423][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.841562][ T2449] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 115.841714][ T2449] notifier_call_chain (kernel/notifier.c:85) [ 115.841860][ T2449] __netdev_upper_dev_link (net/core/dev.c:8931) [ 115.842006][ T2449] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 115.842178][ T2449] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 115.842320][ T2449] netdev_upper_dev_link (net/core/dev.c:8972) [ 115.842465][ T2449] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 115.842649][ T2449] register_vlan_dev (net/8021q/vlan.c:183) [ 115.842793][ T2449] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 115.842934][ T2449] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 115.843078][ T2449] ? nla_strscpy (lib/nlattr.c:795) [ 115.843219][ T2449] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 115.843364][ T2449] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.843504][ T2449] ? __dev_get_by_name (net/core/dev.c:883) [ 115.843655][ T2449] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.843808][ T2449] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.843953][ T2449] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.844107][ T2449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.844245][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.844388][ T2449] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.844527][ T2449] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.844676][ T2449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.844819][ T2449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.844960][ T2449] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.845100][ T2449] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.845251][ T2449] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.845396][ T2449] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.845538][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.845691][ T2449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.845837][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.845982][ T2449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.846126][ T2449] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.846266][ T2449] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.846435][ T2449] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.846573][ T2449] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.846726][ T2449] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.846866][ T2449] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.847004][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.847145][ T2449] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.847283][ T2449] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.847428][ T2449] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.847568][ T2449] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.847718][ T2449] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.847876][ T2449] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.848047][ T2449] ? move_addr_to_kernel (net/socket.c:258) [ 115.848194][ T2449] ___sys_sendmsg (net/socket.c:2752) [ 115.848334][ T2449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.848479][ T2449] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.848632][ T2449] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 115.848778][ T2449] __sys_sendmsg (net/socket.c:2784) [ 115.848917][ T2449] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.849061][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.849201][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.849526][ T2449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.849677][ T2449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.849816][ T2449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.849955][ T2449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.850126][ T2449] RIP: 0033:0x7f6f9b40c08e [ 115.850271][ T2449] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.850852][ T2449] RSP: 002b:00007ffc675ec1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.851066][ T2449] RAX: ffffffffffffffda RBX: 00007ffc675ec9b0 RCX: 00007f6f9b40c08e [ 115.851272][ T2449] RDX: 0000000000000000 RSI: 00007ffc675ec2a0 RDI: 0000000000000005 [ 115.851538][ T2449] RBP: 00007ffc675ec200 R08: 0000000000000000 R09: 0000000000000000 [ 115.851755][ T2449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d026 [ 115.851972][ T2449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc675ec970 | [ 115.853844][ T2449] ------------[ cut here ]------------ | [ 115.853999][ T2449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2449 | [ 115.854290][ T2449] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.854766][ T2449] Tainted: [W]=WARN [ 115.854870][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.855051][ T2449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.855250][ T2449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.855760][ T2449] RSP: 0018:ffa000000254f1b0 EFLAGS: 00010286 [ 115.855937][ T2449] RAX: 00000000ffffffa6 RBX: ff1100000c984e40 RCX: 1ff40000004a9dfc [ 115.856140][ T2449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c984efc [ 115.856339][ T2449] RBP: ff1100000ed94000 R08: 1fe22000019309e1 R09: ff110000137d5180 [ 115.856578][ T2449] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 115.856790][ T2449] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 115.856995][ T2449] FS: 00007f6f9b1d2840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 115.857238][ T2449] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.857415][ T2449] CR2: 00007f6f9b3cb460 CR3: 0000000001f74006 CR4: 0000000000771ef0 [ 115.857646][ T2449] PKRU: 55555554 [ 115.857782][ T2449] Call Trace: [ 115.857885][ T2449] [ 115.857955][ T2449] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.858099][ T2449] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.858236][ T2449] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.858340][ T2449] __dev_notify_flags (net/core/dev.c:9787) [ 115.858482][ T2449] ? netdev_update_features (net/core/dev.c:11098) [ 115.858623][ T2449] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 115.858803][ T2449] ? netif_change_name (net/core/dev.c:1495) [ 115.858941][ T2449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.859076][ T2449] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 115.859213][ T2449] ? register_vlan_dev (net/8021q/vlan.c:196) [ 115.859354][ T2449] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 115.859492][ T2449] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 115.859629][ T2449] ? nla_strscpy (lib/nlattr.c:795) [ 115.859812][ T2449] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 115.859955][ T2449] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.860090][ T2449] ? __dev_get_by_name (net/core/dev.c:883) [ 115.860226][ T2449] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.860435][ T2449] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.860645][ T2449] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.860788][ T2449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.860937][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.861073][ T2449] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.861209][ T2449] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.861409][ T2449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.861552][ T2449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.861707][ T2449] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.861847][ T2449] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.861984][ T2449] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.862118][ T2449] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.862270][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.862465][ T2449] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.862607][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.862751][ T2449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.862904][ T2449] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.863040][ T2449] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.863191][ T2449] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.863326][ T2449] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.863532][ T2449] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.863680][ T2449] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.863817][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.863952][ T2449] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.864087][ T2449] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.864237][ T2449] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.864621][ T2449] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.864764][ T2449] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.864901][ T2449] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.865087][ T2449] ? move_addr_to_kernel (net/socket.c:258) [ 115.865227][ T2449] ___sys_sendmsg (net/socket.c:2752) [ 115.865418][ T2449] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.865569][ T2449] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.865727][ T2449] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 115.865865][ T2449] __sys_sendmsg (net/socket.c:2784) [ 115.866006][ T2449] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.866146][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.866296][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.866494][ T2449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.866654][ T2449] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.866792][ T2449] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.866928][ T2449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.867098][ T2449] RIP: 0033:0x7f6f9b40c08e [ 115.867240][ T2449] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.867798][ T2449] RSP: 002b:00007ffc675ec1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.868019][ T2449] RAX: ffffffffffffffda RBX: 00007ffc675ec9b0 RCX: 00007f6f9b40c08e [ 115.868221][ T2449] RDX: 0000000000000000 RSI: 00007ffc675ec2a0 RDI: 0000000000000005 [ 115.868481][ T2449] RBP: 00007ffc675ec200 R08: 0000000000000000 R09: 0000000000000000 [ 115.868708][ T2449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d026 [ 115.868912][ T2449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc675ec970 | [ 115.907096][ T2450] ------------[ cut here ]------------ | [ 115.907322][ T2450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2450 | [ 115.907684][ T2450] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.908248][ T2450] Tainted: [W]=WARN [ 115.908418][ T2450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.908664][ T2450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.908899][ T2450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.909533][ T2450] RSP: 0018:ffa000000254f090 EFLAGS: 00010286 [ 115.909847][ T2450] RAX: 00000000ffffffa6 RBX: ff1100000c415000 RCX: 1ff40000004a9dd8 [ 115.910182][ T2450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4150bc [ 115.910552][ T2450] RBP: ff1100000a2f2000 R08: 1fe2200001882a19 R09: ff1100000eaa8b80 [ 115.910905][ T2450] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 115.911231][ T2450] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 115.911604][ T2450] FS: 00007fa3bc6e4840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 115.911965][ T2450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.912421][ T2450] CR2: 00007fa3bc8dd460 CR3: 0000000004f63004 CR4: 0000000000771ef0 [ 115.912800][ T2450] PKRU: 55555554 [ 115.913015][ T2450] Call Trace: [ 115.913166][ T2450] [ 115.913289][ T2450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.913494][ T2450] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 115.913710][ T2450] notifier_call_chain (kernel/notifier.c:85) [ 115.913906][ T2450] __netdev_upper_dev_link (net/core/dev.c:8931) [ 115.914098][ T2450] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 115.914292][ T2450] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 115.914498][ T2450] netdev_upper_dev_link (net/core/dev.c:8972) [ 115.914711][ T2450] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 115.914964][ T2450] register_vlan_dev (net/8021q/vlan.c:183) [ 115.915162][ T2450] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 115.915375][ T2450] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 115.915568][ T2450] ? nla_strscpy (lib/nlattr.c:795) [ 115.915777][ T2450] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 115.915971][ T2450] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.916161][ T2450] ? __dev_get_by_name (net/core/dev.c:883) [ 115.916364][ T2450] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.916564][ T2450] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.916778][ T2450] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.916997][ T2450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.917189][ T2450] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.917394][ T2450] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.917594][ T2450] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.917798][ T2450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.918007][ T2450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.918200][ T2450] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.918404][ T2450] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.918609][ T2450] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.918810][ T2450] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.919001][ T2450] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.919199][ T2450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.919402][ T2450] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.919598][ T2450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.919808][ T2450] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.919998][ T2450] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.920206][ T2450] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.920425][ T2450] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.920623][ T2450] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.920829][ T2450] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.921021][ T2450] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.921221][ T2450] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.921427][ T2450] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.921635][ T2450] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.921842][ T2450] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.922034][ T2450] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.922223][ T2450] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.922460][ T2450] ? move_addr_to_kernel (net/socket.c:258) [ 115.922676][ T2450] ___sys_sendmsg (net/socket.c:2752) [ 115.922889][ T2450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.923090][ T2450] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.923290][ T2450] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 115.923497][ T2450] __sys_sendmsg (net/socket.c:2784) [ 115.923712][ T2450] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.923916][ T2450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.924107][ T2450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.924297][ T2450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.924503][ T2450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.924714][ T2450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.924916][ T2450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.925151][ T2450] RIP: 0033:0x7fa3bc91e08e [ 115.925362][ T2450] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.925923][ T2450] RSP: 002b:00007fff93605090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.926192][ T2450] RAX: ffffffffffffffda RBX: 00007fff93605850 RCX: 00007fa3bc91e08e [ 115.926481][ T2450] RDX: 0000000000000000 RSI: 00007fff93605140 RDI: 0000000000000005 [ 115.926801][ T2450] RBP: 00007fff936050a0 R08: 0000000000000000 R09: 0000000000000000 [ 115.927071][ T2450] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d026 [ 115.927362][ T2450] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff93605810 | [ 115.929549][ T2450] ------------[ cut here ]------------ | [ 115.929706][ T2450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2450 | [ 115.929977][ T2450] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.930479][ T2450] Tainted: [W]=WARN [ 115.930583][ T2450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.930762][ T2450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.930938][ T2450] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.931431][ T2450] RSP: 0018:ffa000000254f1b0 EFLAGS: 00010286 [ 115.931610][ T2450] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff40000004a9dfc [ 115.931816][ T2450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 115.932016][ T2450] RBP: ff110000091f1000 R08: 1fe22000016c6cc9 R09: ff1100000eaa8b80 [ 115.932218][ T2450] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 115.932434][ T2450] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 115.932649][ T2450] FS: 00007fa3bc6e4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 115.932902][ T2450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.933075][ T2450] CR2: 00007f0139d23574 CR3: 0000000004f63001 CR4: 0000000000771ef0 [ 115.933281][ T2450] PKRU: 55555554 [ 115.933391][ T2450] Call Trace: [ 115.933497][ T2450] [ 115.933567][ T2450] ? register_vlan_dev (net/8021q/vlan.c:188) [ 115.933716][ T2450] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.933874][ T2450] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.934015][ T2450] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.934118][ T2450] __dev_notify_flags (net/core/dev.c:9787) [ 115.934253][ T2450] ? netdev_update_features (net/core/dev.c:11098) [ 115.934396][ T2450] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 115.934566][ T2450] ? netif_change_name (net/core/dev.c:1495) [ 115.934729][ T2450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 115.934867][ T2450] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 115.935005][ T2450] ? register_vlan_dev (net/8021q/vlan.c:196) [ 115.935140][ T2450] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 115.935275][ T2450] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 115.935421][ T2450] ? nla_strscpy (lib/nlattr.c:795) [ 115.935575][ T2450] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 115.935723][ T2450] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 115.935861][ T2450] ? __dev_get_by_name (net/core/dev.c:883) [ 115.936012][ T2450] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 115.936154][ T2450] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 115.936295][ T2450] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.936443][ T2450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.936580][ T2450] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.936728][ T2450] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.936864][ T2450] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.936999][ T2450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.937139][ T2450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.937275][ T2450] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.937417][ T2450] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.937555][ T2450] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.937701][ T2450] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.937834][ T2450] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.937971][ T2450] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.938106][ T2450] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.938242][ T2450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.938383][ T2450] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.938520][ T2450] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.938670][ T2450] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.938820][ T2450] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.938957][ T2450] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.939093][ T2450] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.939230][ T2450] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.939378][ T2450] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.939516][ T2450] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.939747][ T2450] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.939884][ T2450] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.940020][ T2450] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.940155][ T2450] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.940321][ T2450] ? move_addr_to_kernel (net/socket.c:258) [ 115.940478][ T2450] ___sys_sendmsg (net/socket.c:2752) [ 115.940618][ T2450] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.940972][ T2450] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.941117][ T2450] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 115.941253][ T2450] __sys_sendmsg (net/socket.c:2784) [ 115.941401][ T2450] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.941543][ T2450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.941690][ T2450] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.941842][ T2450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.942002][ T2450] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.942152][ T2450] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.942293][ T2450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.942487][ T2450] RIP: 0033:0x7fa3bc91e08e [ 115.942645][ T2450] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.943130][ T2450] RSP: 002b:00007fff93605090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.943352][ T2450] RAX: ffffffffffffffda RBX: 00007fff93605850 RCX: 00007fa3bc91e08e [ 115.943560][ T2450] RDX: 0000000000000000 RSI: 00007fff93605140 RDI: 0000000000000005 [ 115.943890][ T2450] RBP: 00007fff936050a0 R08: 0000000000000000 R09: 0000000000000000 [ 115.944096][ T2450] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d026 [ 115.944324][ T2450] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff93605810 | [ 115.970534][ T2451] ------------[ cut here ]------------ | [ 115.970715][ T2451] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2451 | [ 115.970983][ T2451] Modules linked in: vxlan ip6_gre ip_gre gre | [ 115.971431][ T2451] Tainted: [W]=WARN [ 115.971533][ T2451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.971714][ T2451] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 115.971888][ T2451] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 115.972468][ T2451] RSP: 0018:ffa000000251f020 EFLAGS: 00010286 [ 115.972650][ T2451] RAX: 00000000ffffffa6 RBX: ff1100000bf6d1c0 RCX: 1ff40000004a3dca [ 115.972847][ T2451] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d27c [ 115.973047][ T2451] RBP: ff1100000ed94000 R08: 1fe22000017eda51 R09: ff1100000eaaae58 [ 115.973249][ T2451] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 115.973541][ T2451] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 115.973779][ T2451] FS: 00007f0623322840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 115.974097][ T2451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.974263][ T2451] CR2: 00007f06235f21a0 CR3: 000000000ebc2002 CR4: 0000000000771ef0 [ 115.974554][ T2451] PKRU: 55555554 [ 115.974666][ T2451] Call Trace: [ 115.974766][ T2451] [ 115.974836][ T2451] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 115.974974][ T2451] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 115.975076][ T2451] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 115.976563][ T2451] __dev_notify_flags (net/core/dev.c:9787) [ 115.976715][ T2451] ? netif_change_name (net/core/dev.c:1495) [ 115.976867][ T2451] ? __dev_change_flags (net/core/dev.c:9752) [ 115.977001][ T2451] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 115.977133][ T2451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.977267][ T2451] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 115.977437][ T2451] netif_change_flags (net/core/dev.c:9820) [ 115.977575][ T2451] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 115.977719][ T2451] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 115.977854][ T2451] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 115.977989][ T2451] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 115.978155][ T2451] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 115.978290][ T2451] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.978426][ T2451] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 115.978559][ T2451] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.978700][ T2451] ? __kernel_text_address (kernel/extable.c:79) [ 115.978837][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.979009][ T2451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.979142][ T2451] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.979276][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.979416][ T2451] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 115.979571][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.979719][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.979866][ T2451] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 115.979999][ T2451] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 115.980132][ T2451] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 115.980265][ T2451] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 115.980421][ T2451] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 115.980558][ T2451] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 115.980728][ T2451] rtnl_newlink (net/core/rtnetlink.c:4150) [ 115.980864][ T2451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.980996][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.981130][ T2451] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.981262][ T2451] ? mark_usage (kernel/locking/lockdep.c:4674) [ 115.981400][ T2451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.981536][ T2451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.981697][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.981829][ T2451] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.981962][ T2451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 115.982110][ T2451] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 115.982242][ T2451] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 115.982381][ T2451] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.982514][ T2451] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.982656][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.982804][ T2451] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 115.982937][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 115.983070][ T2451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 115.983202][ T2451] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.983336][ T2451] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.983478][ T2451] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 115.983616][ T2451] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 115.983766][ T2451] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.983900][ T2451] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.984033][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 115.984167][ T2451] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 115.984313][ T2451] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 115.984452][ T2451] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 115.984592][ T2451] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 115.984732][ T2451] ? copy_msghdr_from_user (net/socket.c:2635) [ 115.984865][ T2451] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 115.985042][ T2451] ? move_addr_to_kernel (net/socket.c:258) [ 115.985194][ T2451] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 115.985325][ T2451] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 115.985465][ T2451] ___sys_sendmsg (net/socket.c:2752) [ 115.985606][ T2451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 115.985778][ T2451] ? copy_msghdr_from_user (net/socket.c:2603) [ 115.985922][ T2451] __sys_sendmsg (net/socket.c:2784) [ 115.986067][ T2451] ? __sys_sendmsg_sock (net/socket.c:2765) [ 115.986214][ T2451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 115.986388][ T2451] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 115.986523][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 115.986682][ T2451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 115.986815][ T2451] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 115.986950][ T2451] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 115.987098][ T2451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.987265][ T2451] RIP: 0033:0x7f062355c08e [ 115.987410][ T2451] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 115.987896][ T2451] RSP: 002b:00007ffd4f2a0d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.988097][ T2451] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f062355c08e [ 115.988297][ T2451] RDX: 0000000000000000 RSI: 00007ffd4f2a0e00 RDI: 0000000000000005 [ 115.988519][ T2451] RBP: 00007ffd4f2a0d60 R08: 0000000000000000 R09: 0000000000000000 [ 115.988729][ T2451] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d026 [ 115.988926][ T2451] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4f2a14d0 | [ 116.028226][ T2452] ------------[ cut here ]------------ | [ 116.028445][ T2452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2452 | [ 116.028776][ T2452] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.029311][ T2452] Tainted: [W]=WARN [ 116.029472][ T2452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.029704][ T2452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.029925][ T2452] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.030478][ T2452] RSP: 0018:ffa000000254f020 EFLAGS: 00010286 [ 116.030724][ T2452] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff40000004a9dca [ 116.030969][ T2452] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 116.031216][ T2452] RBP: ff110000091f1000 R08: 1fe2200001f77ec1 R09: ff1100000eaad158 [ 116.031557][ T2452] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 116.031874][ T2452] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 116.032170][ T2452] FS: 00007ffbca8fd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 116.032475][ T2452] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.032721][ T2452] CR2: 0000000025d73988 CR3: 0000000004f63001 CR4: 0000000000771ef0 [ 116.032969][ T2452] PKRU: 55555554 [ 116.033117][ T2452] Call Trace: [ 116.033267][ T2452] [ 116.033398][ T2452] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 116.033592][ T2452] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 116.033802][ T2452] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 116.033956][ T2452] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 116.034140][ T2452] __dev_notify_flags (net/core/dev.c:9787) [ 116.034325][ T2452] ? netif_change_name (net/core/dev.c:1495) [ 116.034717][ T2452] ? __dev_change_flags (net/core/dev.c:9752) [ 116.034910][ T2452] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 116.035092][ T2452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.035282][ T2452] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 116.035483][ T2452] netif_change_flags (net/core/dev.c:9820) [ 116.035699][ T2452] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 116.035883][ T2452] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 116.036071][ T2452] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 116.036256][ T2452] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 116.036485][ T2452] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 116.036880][ T2452] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 116.037066][ T2452] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 116.037248][ T2452] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 116.037445][ T2452] ? __kernel_text_address (kernel/extable.c:79) [ 116.037644][ T2452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 116.037832][ T2452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.038015][ T2452] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 116.038221][ T2452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.038418][ T2452] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.038603][ T2452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.038813][ T2452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.039001][ T2452] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 116.039186][ T2452] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 116.039383][ T2452] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 116.039570][ T2452] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 116.039773][ T2452] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 116.039964][ T2452] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 116.040179][ T2452] rtnl_newlink (net/core/rtnetlink.c:4150) [ 116.040379][ T2452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.040560][ T2452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 116.040757][ T2452] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 116.040941][ T2452] ? mark_usage (kernel/locking/lockdep.c:4674) [ 116.041126][ T2452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.041312][ T2452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.041506][ T2452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 116.041721][ T2452] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 116.041904][ T2452] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.042088][ T2452] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 116.042272][ T2452] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 116.042472][ T2452] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 116.042687][ T2452] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 116.042870][ T2452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 116.043055][ T2452] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.043247][ T2452] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 116.043448][ T2452] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 116.043647][ T2452] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 116.043843][ T2452] ? netlink_ack (./include/linux/skbuff.h:2718) [ 116.044032][ T2452] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 116.044213][ T2452] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 116.044415][ T2452] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 116.044603][ T2452] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 116.044799][ T2452] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 116.045011][ T2452] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 116.045198][ T2452] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 116.045396][ T2452] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 116.045583][ T2452] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 116.045793][ T2452] ? copy_msghdr_from_user (net/socket.c:2635) [ 116.045976][ T2452] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 116.046190][ T2452] ? move_addr_to_kernel (net/socket.c:258) [ 116.046389][ T2452] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 116.046572][ T2452] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 116.046775][ T2452] ___sys_sendmsg (net/socket.c:2752) [ 116.046960][ T2452] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 116.047176][ T2452] ? copy_msghdr_from_user (net/socket.c:2603) [ 116.047386][ T2452] __sys_sendmsg (net/socket.c:2784) [ 116.047569][ T2452] ? __sys_sendmsg_sock (net/socket.c:2765) [ 116.047783][ T2452] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 116.048005][ T2452] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 116.048188][ T2452] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.048386][ T2452] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 116.048568][ T2452] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 116.048770][ T2452] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 116.049153][ T2452] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 116.049380][ T2452] RIP: 0033:0x7ffbcab3708e [ 116.049569][ T2452] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 116.050105][ T2452] RSP: 002b:00007ffcea40f320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 116.050369][ T2452] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffbcab3708e [ 116.050624][ T2452] RDX: 0000000000000000 RSI: 00007ffcea40f3d0 RDI: 0000000000000005 [ 116.050899][ T2452] RBP: 00007ffcea40f330 R08: 0000000000000000 R09: 0000000000000000 [ 116.051147][ T2452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d026 [ 116.051408][ T2452] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcea40faa0 | [ 116.529269][ T12] ------------[ cut here ]------------ | [ 116.529517][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 116.529830][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.530419][ T12] Tainted: [W]=WARN [ 116.530562][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.530783][ T12] Workqueue: netns cleanup_net [ 116.530966][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.531188][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.531709][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 116.531921][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b1c0 RCX: 1ff4000000018ec7 [ 116.532154][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b27c [ 116.532399][ T12] RBP: ff110000106fa000 R08: 1fe22000018d3651 R09: ff11000001aed1d0 [ 116.532652][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 116.532917][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 116.533153][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 116.533436][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.533661][ T12] CR2: 00007fe553c33710 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 116.533904][ T12] PKRU: 55555554 [ 116.534048][ T12] Call Trace: [ 116.534190][ T12] [ 116.534306][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 116.534503][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 116.534665][ T12] netif_close_many (net/core/dev.c:1804) [ 116.534844][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 116.535021][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 116.535229][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 116.535450][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 116.535641][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.535845][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.536021][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.536198][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.536389][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.536565][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.536757][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.536933][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.537111][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.537282][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.537474][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.537669][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.537843][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.538018][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.538190][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.538380][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.538559][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.538747][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.538927][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.539108][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.539282][ T12] kthread (kernel/kthread.c:436) [ 116.539441][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.539670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.539848][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.540027][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.540230][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.540420][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.540598][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.543392][ T12] ------------[ cut here ]------------ | [ 116.543558][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 116.543853][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.544546][ T12] Tainted: [W]=WARN [ 116.544705][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.544901][ T12] Workqueue: netns cleanup_net [ 116.545076][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.545293][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.545802][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.546005][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990580 RCX: 1ff4000000018eed [ 116.546272][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299063c [ 116.546511][ T12] RBP: ff11000009a74000 R08: 1fe22000025320c9 R09: ff11000001aed1d0 [ 116.546792][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 116.547022][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.547250][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 116.547517][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.547737][ T12] CR2: 00007fe553c33710 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 116.547965][ T12] PKRU: 55555554 [ 116.548105][ T12] Call Trace: [ 116.548242][ T12] [ 116.548367][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.548574][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.548796][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.548969][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.549142][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.549311][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.549493][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.549685][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.549858][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.550024][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.550199][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.550385][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.550560][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.550745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.550916][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.551088][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.551265][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.551451][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.551641][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.551825][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.551998][ T12] kthread (kernel/kthread.c:436) [ 116.552138][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.552338][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.552524][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.552713][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.552915][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.553086][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.553257][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.561400][ T12] ------------[ cut here ]------------ | [ 116.561569][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 116.562053][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.562950][ T12] Tainted: [W]=WARN [ 116.563043][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.563194][ T12] Workqueue: netns cleanup_net [ 116.563319][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.563487][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.563924][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.564074][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990ac0 RCX: 1ff4000000018eed [ 116.564254][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012990b7c [ 116.564443][ T12] RBP: ff1100000ff3c000 R08: 1fe2200002532171 R09: ff11000001aed1d0 [ 116.564624][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 116.564814][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.564994][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 116.565204][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.565361][ T12] CR2: 00007f7ccb1e0808 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 116.565541][ T12] PKRU: 55555554 [ 116.565643][ T12] Call Trace: [ 116.565733][ T12] [ 116.565796][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.565949][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.566097][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.566218][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.566339][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.566465][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.566605][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.566733][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.566856][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.566977][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.567097][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.567225][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.567351][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.567474][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.567601][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.567736][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.567859][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.567978][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.568103][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.568227][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.568360][ T12] kthread (kernel/kthread.c:436) [ 116.568453][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.568610][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.568737][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.568858][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.569006][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.569125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.569246][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.571643][ T12] ------------[ cut here ]------------ | [ 116.571765][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 116.572002][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.572455][ T12] Tainted: [W]=WARN [ 116.572544][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.572712][ T12] Workqueue: netns cleanup_net [ 116.572836][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.572992][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.573432][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.573586][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990c80 RCX: 1ff4000000018eed [ 116.573782][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012990d3c [ 116.573966][ T12] RBP: ff1100000ebe4000 R08: 1fe22000025321a9 R09: ff11000001aed1d0 [ 116.574145][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 116.574323][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.574541][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 116.574761][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.574912][ T12] CR2: 00007f7ccb1e0808 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 116.575092][ T12] PKRU: 55555554 [ 116.575181][ T12] Call Trace: [ 116.575271][ T12] [ 116.575337][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.575495][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.575652][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.575771][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.575892][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.576010][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.576132][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.576253][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.576380][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.576498][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.576625][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.576756][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.576877][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.576997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.577117][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.577245][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.577374][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.577493][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.577624][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.577756][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.577877][ T12] kthread (kernel/kthread.c:436) [ 116.577966][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.578119][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.578240][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.578365][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.578515][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.578665][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.578788][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.580887][ T12] ------------[ cut here ]------------ | [ 116.581020][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 116.581256][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.582170][ T12] Tainted: [W]=WARN [ 116.582268][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.582471][ T12] Workqueue: netns cleanup_net [ 116.582602][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.582764][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.583192][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.583342][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265aac0 RCX: 1ff4000000018eed [ 116.583569][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265ab7c [ 116.583762][ T12] RBP: ff110000080e4000 R08: 1fe22000024cb571 R09: ff11000001aed1d0 [ 116.583942][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 116.584123][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.584309][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 116.584567][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.584728][ T12] CR2: 00007f7ccb1e0808 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 116.584907][ T12] PKRU: 55555554 [ 116.584995][ T12] Call Trace: [ 116.585084][ T12] [ 116.585146][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.585327][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.585526][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.585658][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.585779][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.585898][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.586018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.586140][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.586262][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.586428][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.586550][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.586682][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.586800][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.586931][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.587051][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.587173][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.587298][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.587477][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.587606][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.587737][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.587860][ T12] kthread (kernel/kthread.c:436) [ 116.587952][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.588101][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.588220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.588339][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.588539][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.588672][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.588792][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.591189][ T12] ------------[ cut here ]------------ | [ 116.591322][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 116.591572][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.592015][ T12] Tainted: [W]=WARN [ 116.592107][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.592257][ T12] Workqueue: netns cleanup_net [ 116.592433][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.592602][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.593044][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.593208][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265b1c0 RCX: 1ff4000000018eed [ 116.593395][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265b27c [ 116.593573][ T12] RBP: ff11000007f91000 R08: 1fe22000024cb651 R09: ff11000001aed1d0 [ 116.593780][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 116.593974][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.594153][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 116.594378][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.594537][ T12] CR2: 00007fffeef44d0c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 116.594732][ T12] PKRU: 55555554 [ 116.594826][ T12] Call Trace: [ 116.594921][ T12] [ 116.594987][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.595147][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.595295][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.595424][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.595546][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.595677][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.595825][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.595947][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.596069][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.596188][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.596312][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.596445][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.596565][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.596699][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.596834][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.596955][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.597080][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.597199][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.597324][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.597453][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.597574][ T12] kthread (kernel/kthread.c:436) [ 116.597674][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.597825][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.597947][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.598068][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.598221][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.598344][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.598470][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.605647][ T12] ------------[ cut here ]------------ | [ 116.605777][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 116.606011][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.606465][ T12] Tainted: [W]=WARN [ 116.606561][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.606726][ T12] Workqueue: netns cleanup_net [ 116.606852][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.607012][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.607453][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.607609][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265b8c0 RCX: 1ff4000000018eed [ 116.607803][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265b97c [ 116.607989][ T12] RBP: ff11000001dec000 R08: 1fe22000024cb731 R09: ff11000001aed1d0 [ 116.608173][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 116.608357][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.608538][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 116.608764][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.608916][ T12] CR2: 00007fffeef44d0c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 116.609096][ T12] PKRU: 55555554 [ 116.609187][ T12] Call Trace: [ 116.609276][ T12] [ 116.609338][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.609503][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.609656][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.609777][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.609898][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.610018][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.610140][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.610259][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.610386][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.610508][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.610644][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.610765][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.610885][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.611020][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.611139][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.611260][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.611388][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.611508][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.611640][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.611764][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.611886][ T12] kthread (kernel/kthread.c:436) [ 116.611980][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.612126][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.612434][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.612556][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.612713][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.612857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.612979][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.621143][ T12] ------------[ cut here ]------------ | [ 116.621297][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 116.621532][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.621979][ T12] Tainted: [W]=WARN [ 116.622070][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.622221][ T12] Workqueue: netns cleanup_net [ 116.622344][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.622508][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.622951][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.623098][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187000 RCX: 1ff4000000018eed [ 116.623274][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1870bc [ 116.623455][ T12] RBP: ff1100000e981000 R08: 1fe2200001430e19 R09: ff11000001aed1d0 [ 116.623641][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 116.623816][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.623993][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 116.624206][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.624369][ T12] CR2: 00007fffeef44d0c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 116.624552][ T12] PKRU: 55555554 [ 116.624649][ T12] Call Trace: [ 116.624737][ T12] [ 116.624799][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.624950][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.625095][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.625213][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.625335][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.625459][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.625580][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.625705][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.626221][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.626342][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.626468][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.626591][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.626713][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.627015][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.627165][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.627290][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.627431][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.627550][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.627683][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.627805][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.627922][ T12] kthread (kernel/kthread.c:436) [ 116.628010][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.628157][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.628280][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.628404][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.628552][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.628677][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.628796][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.630853][ T12] ------------[ cut here ]------------ | [ 116.630970][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 116.631204][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.631630][ T12] Tainted: [W]=WARN [ 116.631726][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.631878][ T12] Workqueue: netns cleanup_net [ 116.632000][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.632154][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.632612][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.632769][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff4000000018eed [ 116.632946][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 116.633124][ T12] RBP: ff110000093d4000 R08: 1fe2200001430f69 R09: ff11000001aed1d0 [ 116.633385][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 116.633561][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.633821][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 116.634032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.634182][ T12] CR2: 00007fffeef44d0c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 116.634458][ T12] PKRU: 55555554 [ 116.634546][ T12] Call Trace: [ 116.634645][ T12] [ 116.634707][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.634931][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.635081][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.635202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.635321][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.635452][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.635582][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.635712][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.635836][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.636025][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.636146][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.636266][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.636389][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.636587][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.636738][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.636856][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.636981][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.637170][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.637295][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.637422][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.637543][ T12] kthread (kernel/kthread.c:436) [ 116.637714][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.637886][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.638005][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.638124][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.638353][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.638474][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.638620][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.641118][ T12] ------------[ cut here ]------------ | [ 116.641239][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 116.641471][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.641985][ T12] Tainted: [W]=WARN [ 116.642076][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.642312][ T12] Workqueue: netns cleanup_net [ 116.642464][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.642623][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.643144][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.643292][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1871c0 RCX: 1ff4000000018eed [ 116.643476][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18727c [ 116.643665][ T12] RBP: ff1100000a0c9000 R08: 1fe2200001430e51 R09: ff11000001aed1d0 [ 116.643842][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 116.644094][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.644278][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 116.644570][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.644762][ T12] CR2: 00007fffeef44d0c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 116.644941][ T12] PKRU: 55555554 [ 116.645102][ T12] Call Trace: [ 116.645191][ T12] [ 116.645254][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.645424][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.645575][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.645783][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.645906][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.646033][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.646151][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.646343][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.646471][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.646593][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.646747][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.646942][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.647074][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.647196][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.647316][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.647515][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.647649][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.647773][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.647898][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.648100][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.648221][ T12] kthread (kernel/kthread.c:436) [ 116.648311][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.648556][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.648687][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.648809][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.648961][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.649160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.649282][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.652462][ T12] ------------[ cut here ]------------ | [ 116.652590][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 116.652856][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.653358][ T12] Tainted: [W]=WARN [ 116.653448][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.653683][ T12] Workqueue: netns cleanup_net [ 116.653810][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.653964][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.654471][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 116.654625][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1380 RCX: 1ff4000000018eed [ 116.654886][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe143c [ 116.655064][ T12] RBP: ff110000106fa000 R08: 1fe2200001ffc289 R09: ff11000001aed1d0 [ 116.655316][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 116.655501][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.655691][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 116.655978][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.656127][ T12] CR2: 00007fffeef44d0c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 116.656306][ T12] PKRU: 55555554 [ 116.656476][ T12] Call Trace: [ 116.656566][ T12] [ 116.656643][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.656802][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.657022][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 116.657141][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 116.657261][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 116.657594][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 116.657794][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 116.657917][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 116.658056][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.658174][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.658387][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.658509][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.658639][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.658762][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.658961][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.659084][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.659207][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.659334][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.659464][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.659604][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.659752][ T12] kthread (kernel/kthread.c:436) [ 116.659846][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.660076][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.660195][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.660317][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.660473][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.660674][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.660990][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.685951][ T12] ------------[ cut here ]------------ | [ 116.686121][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 116.686370][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 116.686843][ T12] Tainted: [W]=WARN [ 116.686935][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.687085][ T12] Workqueue: netns cleanup_net [ 116.687211][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 116.687375][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 116.687852][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 116.688005][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0c80 RCX: 1ff4000000018ed5 [ 116.688190][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe0d3c [ 116.688379][ T12] RBP: ff11000009af9000 R08: 1fe2200001ffc1a9 R09: ff11000001aed1d0 [ 116.688572][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 116.688765][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 116.689190][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 116.689417][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.689578][ T12] CR2: 000055fcfdc470a8 CR3: 00000000129e1005 CR4: 0000000000771ef0 [ 116.689772][ T12] PKRU: 55555554 [ 116.689862][ T12] Call Trace: [ 116.689952][ T12] [ 116.690484][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 116.690668][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 116.690834][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 116.690960][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 116.691083][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 116.691209][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 116.691331][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 116.691461][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 116.691596][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 116.691723][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 116.691847][ T12] cleanup_net (net/core/net_namespace.c:702) [ 116.691969][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 116.692088][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 116.692210][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 116.692329][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 116.692460][ T12] process_one_work (kernel/workqueue.c:3314) [ 116.692591][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 116.692717][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 116.692844][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 116.692984][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 116.693109][ T12] kthread (kernel/kthread.c:436) [ 116.693200][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 116.693354][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.693477][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 116.693603][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 116.693759][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 116.693881][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 116.694001][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.347324][ T12] ------------[ cut here ]------------ | [ 117.347513][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 117.347780][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.348270][ T12] Tainted: [W]=WARN [ 117.348375][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.348535][ T12] Workqueue: netns cleanup_net [ 117.348692][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.348855][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.349419][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 117.349640][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50580 RCX: 1ff4000000018ec7 [ 117.349832][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5063c [ 117.350016][ T12] RBP: ff1100000a2f2000 R08: 1fe22000019ea0c9 R09: ff11000001aed1d0 [ 117.350203][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 117.350399][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 117.350593][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 117.350820][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.350979][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 117.351173][ T12] PKRU: 55555554 [ 117.351268][ T12] Call Trace: [ 117.351370][ T12] [ 117.351443][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.351572][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.351680][ T12] netif_close_many (net/core/dev.c:1804) [ 117.351806][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 117.351929][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 117.352084][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 117.352248][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.352384][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.352548][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.352683][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.352807][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.352931][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.353055][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.353179][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.353306][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.353496][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.353668][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.353796][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.353920][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.354058][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.354184][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.354309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.354441][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.354573][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.354709][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.354837][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.354969][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.355092][ T12] kthread (kernel/kthread.c:436) [ 117.355185][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.355338][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.355468][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.355596][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.355755][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.355880][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.356004][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.358228][ T12] ------------[ cut here ]------------ | [ 117.358439][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 117.358745][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.359207][ T12] Tainted: [W]=WARN [ 117.359304][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.359495][ T12] Workqueue: netns cleanup_net [ 117.359643][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.359811][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.360275][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 117.360442][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51380 RCX: 1ff4000000018e80 [ 117.360653][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5143c [ 117.360863][ T12] RBP: ff110000091f1000 R08: 1fe22000019ea289 R09: ff11000001aed1d0 [ 117.361053][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 117.361246][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 117.361444][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 117.361685][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.361851][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 117.362074][ T12] PKRU: 55555554 [ 117.362172][ T12] Call Trace: [ 117.362269][ T12] [ 117.362338][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.362479][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.362682][ T12] netif_close_many (net/core/dev.c:1804) [ 117.362821][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 117.362952][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.363081][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 117.363213][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 117.363343][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 117.363479][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 117.363624][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 117.363766][ T12] notifier_call_chain (kernel/notifier.c:85) [ 117.363899][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 117.364029][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 117.364157][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 117.364339][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 117.364507][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.364647][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.364809][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.364938][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.365078][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.365205][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.365332][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.365466][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.365603][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.365744][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.365875][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.366025][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.366155][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.366282][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.366419][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.366548][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.366690][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.366825][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.366956][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.367093][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.367305][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.367440][ T12] kthread (kernel/kthread.c:436) [ 117.367539][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.367710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.367921][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.368052][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.368214][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.368343][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.368576][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.375716][ T12] ------------[ cut here ]------------ | [ 117.375901][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 117.376172][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.376627][ T12] Tainted: [W]=WARN [ 117.376728][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.376881][ T12] Workqueue: netns cleanup_net [ 117.377005][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.377181][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.377627][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.377783][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414580 RCX: 1ff4000000018eed [ 117.377960][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41463c [ 117.378136][ T12] RBP: ff11000012ab9000 R08: 1fe22000018828c9 R09: ff11000001aed1d0 [ 117.378318][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 117.378503][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.378690][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 117.378925][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.379083][ T12] CR2: 000055f6c1392980 CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 117.379266][ T12] PKRU: 55555554 [ 117.379359][ T12] Call Trace: [ 117.379450][ T12] [ 117.379513][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.379677][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.379825][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.379944][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.380069][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.380209][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.380334][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.380462][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.380597][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.380724][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.380852][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.380977][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.381098][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.381220][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.381339][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.381465][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.381593][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.381734][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.381861][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.381986][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.382107][ T12] kthread (kernel/kthread.c:436) [ 117.382203][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.382359][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.382493][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.382620][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.382777][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.382899][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.383415][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.386039][ T12] ------------[ cut here ]------------ | [ 117.386159][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 117.386610][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.387223][ T12] Tainted: [W]=WARN [ 117.387315][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.387472][ T12] Workqueue: netns cleanup_net [ 117.387599][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.387778][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.388203][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.388359][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74f8c0 RCX: 1ff4000000018eed [ 117.388549][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74f97c [ 117.388737][ T12] RBP: ff11000012a2c000 R08: 1fe22000016e9f31 R09: ff11000001aed1d0 [ 117.388915][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 117.389092][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.389270][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 117.389487][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.389671][ T12] CR2: 000055f6c1392980 CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 117.389854][ T12] PKRU: 55555554 [ 117.389946][ T12] Call Trace: [ 117.390046][ T12] [ 117.390110][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.390262][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.390422][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.390542][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.390672][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.390791][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.390911][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.391046][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.391170][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.391292][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.391420][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.391541][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.391670][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.391790][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.391909][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.392030][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.392153][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.392272][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.392400][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.392524][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.392657][ T12] kthread (kernel/kthread.c:436) [ 117.392747][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.392895][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.393014][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.393157][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.393307][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.393435][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.393557][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.396086][ T12] ------------[ cut here ]------------ | [ 117.396220][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 117.397078][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.397602][ T12] Tainted: [W]=WARN [ 117.397699][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.397851][ T12] Workqueue: netns cleanup_net [ 117.397974][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.398167][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.398648][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.398799][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74ec80 RCX: 1ff4000000018eed [ 117.398980][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74ed3c [ 117.399161][ T12] RBP: ff1100000feb1000 R08: 1fe22000016e9da9 R09: ff11000001aed1d0 [ 117.399393][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 117.399572][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.399760][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 117.399967][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.400118][ T12] CR2: 000055f6c1392980 CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 117.400300][ T12] PKRU: 55555554 [ 117.400437][ T12] Call Trace: [ 117.400526][ T12] [ 117.400593][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.400754][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.400899][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.401020][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.401140][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.401258][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.401427][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.401549][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.401681][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.401804][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.401926][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.402045][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.402162][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.402282][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.402456][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.402578][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.402712][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.402854][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.402988][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.403185][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.403302][ T12] kthread (kernel/kthread.c:436) [ 117.403439][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.403594][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.403723][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.403845][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.404067][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.404185][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.404305][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.407390][ T12] ------------[ cut here ]------------ | [ 117.407559][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.407858][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.408514][ T12] Tainted: [W]=WARN [ 117.408744][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.409012][ T12] Workqueue: netns cleanup_net [ 117.409265][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.409557][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.410113][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.410423][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e740 RCX: 1ff4000000018eed [ 117.410735][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e7fc [ 117.411117][ T12] RBP: ff1100001365c000 R08: 1fe22000016e9d01 R09: ff11000001aed1d0 [ 117.411448][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.411782][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.412104][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.412465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.412774][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.413070][ T12] PKRU: 55555554 [ 117.413255][ T12] Call Trace: [ 117.413418][ T12] [ 117.413536][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.413767][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.413965][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.414138][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.414310][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.414495][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.414687][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.414861][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.415035][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.415205][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.415397][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.415578][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.415769][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.415944][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.416122][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.416295][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.416485][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.416676][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.416851][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.417025][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.417212][ T12] kthread (kernel/kthread.c:436) [ 117.417367][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.417761][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.417932][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.418104][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.418315][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.418498][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.418685][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.421483][ T12] ------------[ cut here ]------------ | [ 117.421673][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.422147][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.423036][ T12] Tainted: [W]=WARN [ 117.423293][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.423607][ T12] Workqueue: netns cleanup_net [ 117.423884][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.424186][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.424790][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.425103][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b74e3c0 RCX: 1ff4000000018eed [ 117.425466][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b74e47c [ 117.425706][ T12] RBP: ff1100000b029000 R08: 1fe22000016e9c91 R09: ff11000001aed1d0 [ 117.425942][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.426372][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.426695][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.426959][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.427158][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.427397][ T12] PKRU: 55555554 [ 117.427537][ T12] Call Trace: [ 117.427728][ T12] [ 117.427840][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.428162][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.428376][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.428627][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.428989][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.429160][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.429330][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.429517][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.429708][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.429951][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.430126][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.430297][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.430480][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.430759][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.430932][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.431109][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.431286][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.431471][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.431666][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.431844][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.432043][ T12] kthread (kernel/kthread.c:436) [ 117.432185][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.432399][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.432606][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.432792][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.432998][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.433167][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.433337][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.437035][ T12] ------------[ cut here ]------------ | [ 117.437209][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.437669][ T12] Modules linked in: vxlan ip6_gre ip_gre gre | [ 117.438289][ T12] Tainted: [W]=WARN [ 117.438486][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.438746][ T12] Workqueue: netns cleanup_net [ 117.439009][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.439264][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.439829][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.440109][ T12] RAX: 00000000ffffffa6 RBX: ff110000104df700 RCX: 1ff4000000018eed [ 117.440408][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df7bc [ 117.440721][ T12] RBP: ff11000010464000 R08: 1fe220000209bef9 R09: ff11000001aed1d0 [ 117.440994][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.441269][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.441565][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.441920][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.442174][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.442464][ T12] PKRU: 55555554 [ 117.442674][ T12] Call Trace: [ 117.442861][ T12] [ 117.443023][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.443268][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.443529][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.443809][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.444026][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.444312][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.444538][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.444787][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.445011][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.445227][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.445462][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.445708][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.445995][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.446261][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.446555][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.447066][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.447337][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.448082][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.448369][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.448610][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.448791][ T12] kthread (kernel/kthread.c:436) [ 117.449180][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.449466][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.449656][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.449831][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.450031][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.450203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.450398][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.454038][ T12] ------------[ cut here ]------------ | [ 117.454215][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.454638][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.455265][ T12] Tainted: [W]=WARN [ 117.455471][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.455756][ T12] Workqueue: netns cleanup_net [ 117.456000][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.456256][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.456812][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.457072][ T12] RAX: 00000000ffffffa6 RBX: ff110000104dfa80 RCX: 1ff4000000018eed [ 117.457372][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104dfb3c [ 117.457663][ T12] RBP: ff1100001373c000 R08: 1fe220000209bf69 R09: ff11000001aed1d0 [ 117.457940][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.458218][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.458510][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.458834][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.459080][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.459376][ T12] PKRU: 55555554 [ 117.459562][ T12] Call Trace: [ 117.459763][ T12] [ 117.459926][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.460177][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.460437][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.460668][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.460889][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.461104][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.461323][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.461557][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.461791][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.462008][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.462230][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.462463][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.462696][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.462917][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.463135][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.463395][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.463640][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.463892][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.464161][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.464493][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.464781][ T12] kthread (kernel/kthread.c:436) [ 117.465015][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.465309][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.465582][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.465786][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.465991][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.466164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.466339][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.468950][ T12] ------------[ cut here ]------------ | [ 117.469115][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.470019][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.470684][ T12] Tainted: [W]=WARN [ 117.470872][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.471134][ T12] Workqueue: netns cleanup_net [ 117.471373][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.471644][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.472167][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.472430][ T12] RAX: 00000000ffffffa6 RBX: ff110000104df540 RCX: 1ff4000000018eed [ 117.472728][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df5fc [ 117.473008][ T12] RBP: ff11000009004000 R08: 1fe220000209bec1 R09: ff11000001aed1d0 [ 117.473280][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.473566][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.473876][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.474184][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.474445][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.474741][ T12] PKRU: 55555554 [ 117.474927][ T12] Call Trace: [ 117.475129][ T12] [ 117.475288][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.475553][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.475814][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.476035][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.476254][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.476485][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.476736][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.476958][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.477181][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.477410][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.477681][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.477950][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.478227][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.478509][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.478792][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.479517][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.479762][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.479931][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.480107][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.480284][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.480471][ T12] kthread (kernel/kthread.c:436) [ 117.480617][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.480830][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.481006][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.481177][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.481391][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.481565][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.481753][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.484270][ T12] ------------[ cut here ]------------ | [ 117.484482][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.484806][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.485336][ T12] Tainted: [W]=WARN [ 117.485611][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.485918][ T12] Workqueue: netns cleanup_net [ 117.486151][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.486461][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.487028][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.487282][ T12] RAX: 00000000ffffffa6 RBX: ff110000104de3c0 RCX: 1ff4000000018eed [ 117.487570][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de47c [ 117.487860][ T12] RBP: ff1100000eee9000 R08: 1fe220000209bc91 R09: ff11000001aed1d0 [ 117.488132][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.488416][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.488711][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.489037][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.489281][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.489566][ T12] PKRU: 55555554 [ 117.489764][ T12] Call Trace: [ 117.489946][ T12] [ 117.490114][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.490378][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.490643][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.490863][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.491083][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.491298][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.491528][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.491759][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.491989][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.492203][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.492437][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.492667][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.492898][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.493113][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.493330][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.493561][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.493805][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.494021][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.494245][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.494481][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.494716][ T12] kthread (kernel/kthread.c:436) [ 117.494934][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.495226][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.495462][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.495644][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.495847][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.496018][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.496189][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.517129][ T12] ------------[ cut here ]------------ | [ 117.517331][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.518004][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.518599][ T12] Tainted: [W]=WARN [ 117.518790][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.518994][ T12] Workqueue: netns cleanup_net [ 117.519181][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.519402][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.519908][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 117.520126][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29540 RCX: 1ff4000000018e99 [ 117.520380][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa295fc [ 117.520621][ T12] RBP: ff110000091f1000 R08: 1fe2200001f452c1 R09: ff11000001aed1d0 [ 117.522359][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.522594][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.522837][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.523332][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.523551][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.524195][ T12] PKRU: 55555554 [ 117.524341][ T12] Call Trace: [ 117.524499][ T12] [ 117.524619][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.524839][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.525063][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 117.525240][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.525431][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 117.525657][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 117.525837][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 117.526013][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 117.526188][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 117.526382][ T12] notifier_call_chain (kernel/notifier.c:85) [ 117.526563][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 117.526791][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.527012][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.527190][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.527381][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.527555][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.527761][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.527950][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.528126][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.528300][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.528496][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.528693][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.528877][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.529054][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.529227][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.529418][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.529615][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.529799][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.529980][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.530162][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.530336][ T12] kthread (kernel/kthread.c:436) [ 117.530495][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.530718][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.530894][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.531072][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.531276][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.531464][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.531655][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.534223][ T12] ------------[ cut here ]------------ | [ 117.534444][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.534740][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.535258][ T12] Tainted: [W]=WARN [ 117.535412][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.535612][ T12] Workqueue: netns cleanup_net [ 117.535982][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.536189][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.536713][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 117.536914][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28740 RCX: 1ff4000000018eed [ 117.537137][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa287fc [ 117.537374][ T12] RBP: ff1100000a2f2000 R08: 1fe2200001f45101 R09: ff11000001aed1d0 [ 117.537601][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.537839][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.538082][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.538338][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.538550][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.538790][ T12] PKRU: 55555554 [ 117.538931][ T12] Call Trace: [ 117.539071][ T12] [ 117.539183][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.539400][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.539601][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 117.539781][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 117.539956][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.540123][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 117.540293][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.540478][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 117.540668][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.540837][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.541009][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.541178][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.541360][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.541537][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.541724][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.541896][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.542070][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.542238][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.542426][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.542608][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.542787][ T12] kthread (kernel/kthread.c:436) [ 117.542926][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.543123][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.543308][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.543490][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.543708][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.543892][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.544086][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.563466][ T12] ------------[ cut here ]------------ | [ 117.563667][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.563966][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.565021][ T12] Tainted: [W]=WARN [ 117.565223][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.565493][ T12] Workqueue: netns cleanup_net [ 117.565743][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.566011][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.566567][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 117.566865][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29c40 RCX: 1ff4000000018eaf [ 117.567152][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29cfc [ 117.567455][ T12] RBP: ff1100000914c000 R08: 1fe2200001f453a1 R09: ff11000001aed1d0 [ 117.567762][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 117.568064][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009149000 [ 117.568380][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.568696][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.568902][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.569147][ T12] PKRU: 55555554 [ 117.569295][ T12] Call Trace: [ 117.569454][ T12] [ 117.569570][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.569767][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.569915][ T12] netif_close_many (net/core/dev.c:1804) [ 117.570093][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.570266][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.570464][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.570659][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 117.570842][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 117.571063][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 117.571273][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.571464][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.571691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.571871][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.572047][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 117.572269][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 117.572464][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 117.572661][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 117.572838][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 117.573018][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 117.573202][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 117.573396][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.573579][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.573774][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.573956][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.574130][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.574306][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.574496][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.574690][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.574871][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.575051][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.575232][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.575428][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.575606][ T12] kthread (kernel/kthread.c:436) [ 117.575949][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.576156][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.576334][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.576528][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.576764][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.576944][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.577121][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.579663][ T12] ------------[ cut here ]------------ | [ 117.579857][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.580152][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.581324][ T12] Tainted: [W]=WARN [ 117.581481][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.581714][ T12] Workqueue: netns cleanup_net [ 117.581897][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.582125][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.582650][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 117.582860][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff4000000018eaf [ 117.583094][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 117.583329][ T12] RBP: ff11000009149000 R08: 1fe22000017edaf9 R09: ff11000001aed1d0 [ 117.583582][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 117.583848][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 117.584104][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.584395][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.584612][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.584874][ T12] PKRU: 55555554 [ 117.585023][ T12] Call Trace: [ 117.585174][ T12] [ 117.585298][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.585503][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 117.585707][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.585863][ T12] netif_close_many (net/core/dev.c:1804) [ 117.586051][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.586276][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.586494][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.586705][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 117.586885][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 117.587093][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 117.587302][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.587497][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.587720][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.587901][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.588078][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 117.588287][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 117.588480][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 117.588676][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 117.588858][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 117.589035][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 117.589213][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 117.589404][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.589583][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.589779][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.589957][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.590137][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.590315][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.590505][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.590748][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.590930][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.591106][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.591293][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.591500][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.591701][ T12] kthread (kernel/kthread.c:436) [ 117.591848][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.592055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.592233][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.592424][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.592649][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.592828][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.593009][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.595930][ T12] ------------[ cut here ]------------ | [ 117.596095][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.597035][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.597738][ T12] Tainted: [W]=WARN [ 117.597929][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.598180][ T12] Workqueue: netns cleanup_net [ 117.598418][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.598724][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.599243][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 117.599508][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9c40 RCX: 1ff4000000018ed5 [ 117.599803][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9cfc [ 117.600075][ T12] RBP: ff1100000914c000 R08: 1fe2200001ddb3a1 R09: ff11000001aed1d0 [ 117.600382][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.600673][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.600958][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.601264][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.601528][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.601821][ T12] PKRU: 55555554 [ 117.602008][ T12] Call Trace: [ 117.602193][ T12] [ 117.602366][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.602635][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.603473][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.603713][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.603931][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 117.604182][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 117.604417][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 117.604654][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 117.604874][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 117.605092][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 117.605310][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.605538][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.605778][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.605997][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.606219][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.606451][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.606685][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.606906][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.607133][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.607363][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.607705][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.607975][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.608141][ T12] kthread (kernel/kthread.c:436) [ 117.608282][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.608497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.608689][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.608860][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.609058][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.609233][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.609420][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.612172][ T12] ------------[ cut here ]------------ | [ 117.612893][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.613224][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.613889][ T12] Tainted: [W]=WARN [ 117.614077][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.614323][ T12] Workqueue: netns cleanup_net [ 117.614572][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.614845][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.615395][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 117.615660][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed83c0 RCX: 1ff4000000018ed5 [ 117.615937][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed847c [ 117.616211][ T12] RBP: ff11000009149000 R08: 1fe2200001ddb091 R09: ff11000001aed1d0 [ 117.616499][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.616816][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.617095][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.617415][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.617672][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.617955][ T12] PKRU: 55555554 [ 117.618141][ T12] Call Trace: [ 117.618324][ T12] [ 117.618509][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.618781][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.619025][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.619243][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.619473][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 117.619796][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 117.620018][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 117.620332][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 117.620643][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 117.620812][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 117.621003][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.621172][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.621362][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.621538][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.621738][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.621912][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.622083][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.622254][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.622445][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.622620][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.622809][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.623198][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.623384][ T12] kthread (kernel/kthread.c:436) [ 117.623525][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.623739][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.623911][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.624082][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.624286][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.624471][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.624662][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.627714][ T12] ------------[ cut here ]------------ | [ 117.627883][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 117.628165][ T12] Modules linked in: geneve(+) vxlan ip6_gre ip_gre gre | [ 117.628986][ T12] Tainted: [W]=WARN [ 117.629185][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.629446][ T12] Workqueue: netns cleanup_net [ 117.629685][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.629943][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.630483][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 117.630760][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b700 RCX: 1ff4000000018ed5 [ 117.631033][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b7bc [ 117.631305][ T12] RBP: ff1100000ff39000 R08: 1fe220000194d6f9 R09: ff11000001aed1d0 [ 117.631602][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 117.631889][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 117.632165][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 117.632479][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.632748][ T12] CR2: 00007f0b18eaa668 CR3: 000000000e287001 CR4: 0000000000771ef0 [ 117.633029][ T12] PKRU: 55555554 [ 117.633213][ T12] Call Trace: [ 117.633420][ T12] [ 117.633580][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 117.633848][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 117.634094][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.634311][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 117.634556][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 117.634831][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 117.635051][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 117.635270][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 117.635556][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 117.635809][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 117.636027][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 117.636258][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.636498][ T12] cleanup_net (net/core/net_namespace.c:702) [ 117.636733][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.636960][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 117.637178][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 117.637408][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 117.637672][ T12] process_one_work (kernel/workqueue.c:3314) [ 117.637940][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 117.638166][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 117.638359][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 117.638536][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 117.638726][ T12] kthread (kernel/kthread.c:436) [ 117.638868][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.639067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.639238][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.639425][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 117.639643][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.639816][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 117.639988][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.796626][ T2486] ------------[ cut here ]------------ | [ 117.796825][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2486 | [ 117.797096][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.797560][ T2486] Tainted: [W]=WARN [ 117.797695][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.797867][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.798041][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.798533][ T2486] RSP: 0018:ffa00000004f7a80 EFLAGS: 00010286 [ 117.798715][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000ff5a3c0 RCX: 1ff400000009ef16 [ 117.798916][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a47c [ 117.799114][ T2486] RBP: ff110000060b9000 R08: 1fe2200001feb491 R09: ff1100000e26d180 [ 117.799317][ T2486] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 117.799523][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000060b9000 [ 117.799742][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 117.800006][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.800174][ T2486] CR2: 00007f84b6258430 CR3: 0000000004fd3001 CR4: 0000000000771ef0 [ 117.800393][ T2486] PKRU: 55555554 [ 117.800494][ T2486] Call Trace: [ 117.800597][ T2486] [ 117.800673][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.800812][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.800948][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.801051][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.801188][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.801361][ T2486] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.801497][ T2486] register_netdev (net/core/dev.c:11552) [ 117.801639][ T2486] loopback_net_init (drivers/net/loopback.c:218) [ 117.801789][ T2486] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 117.801927][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.802035][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.802137][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.802269][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.802410][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.802547][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.802697][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.802833][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.802965][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.803099][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.803242][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.803387][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.803523][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.803667][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.803807][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.803940][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.804072][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.804206][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.804339][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.804516][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.804689][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.805168][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.805384][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.805590][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.805795][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.805994][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.806193][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.810605][ T2486] ------------[ cut here ]------------ | [ 117.810769][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2486 | [ 117.811040][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.811491][ T2486] Tainted: [W]=WARN [ 117.811596][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.811768][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.811941][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.812415][ T2486] RSP: 0018:ffa00000004f7918 EFLAGS: 00010286 [ 117.812593][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000cb0e900 RCX: 1ff400000009eee9 [ 117.812795][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0e9bc [ 117.812994][ T2486] RBP: ff1100000fe61000 R08: 1fe2200001961d39 R09: ff1100000e26d180 [ 117.813194][ T2486] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 117.813394][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe61000 [ 117.813601][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 117.813901][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.814070][ T2486] CR2: 00007f84b6258430 CR3: 0000000004fd3001 CR4: 0000000000771ef0 [ 117.814276][ T2486] PKRU: 55555554 [ 117.814381][ T2486] Call Trace: [ 117.814481][ T2486] [ 117.814555][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.814700][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.814837][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.814941][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.815076][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.815242][ T2486] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.815381][ T2486] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 117.815531][ T2486] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 117.815675][ T2486] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 117.815822][ T2486] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 117.815953][ T2486] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 117.816088][ T2486] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 117.816232][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.816335][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.816458][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.816593][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.816733][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.816873][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.817008][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.817144][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.817279][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.817595][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.817740][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.817873][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.818007][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.818141][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.818272][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.818412][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.818545][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.818688][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.818820][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.818986][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.819124][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.819618][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.819836][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.820055][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.820260][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.820465][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.820672][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.824592][ T2486] ------------[ cut here ]------------ | [ 117.824783][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2486 | [ 117.825048][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.825504][ T2486] Tainted: [W]=WARN [ 117.825612][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.825796][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.825970][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.826450][ T2486] RSP: 0018:ffa00000004f78f8 EFLAGS: 00010286 [ 117.826635][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000cb0fc40 RCX: 1ff400000009eee5 [ 117.826838][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0fcfc [ 117.827040][ T2486] RBP: ff1100000eae4000 R08: 1fe2200001961fa1 R09: ff1100000e26d180 [ 117.827239][ T2486] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 117.827444][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae4000 [ 117.827657][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 117.827902][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.828068][ T2486] CR2: 00007f84b6258430 CR3: 0000000004fd3001 CR4: 0000000000771ef0 [ 117.828269][ T2486] PKRU: 55555554 [ 117.828372][ T2486] Call Trace: [ 117.828471][ T2486] [ 117.828541][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.828689][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.828823][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.828926][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.829063][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.829231][ T2486] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.829374][ T2486] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 117.829507][ T2486] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 117.829850][ T2486] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 117.829987][ T2486] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 117.830122][ T2486] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 117.830258][ T2486] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 117.830395][ T2486] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 117.830541][ T2486] vti_init_net (net/ipv4/ip_vti.c:517) [ 117.830687][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.830795][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.830903][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.831036][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.831172][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.831306][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.831444][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.831590][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.831733][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.831867][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.831999][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.832134][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.832268][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.832408][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.832542][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.832686][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.832834][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.832970][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.833105][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.833274][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.833420][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.833935][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.834136][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.834340][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.834548][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.834790][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.834988][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.839149][ T2486] ------------[ cut here ]------------ | [ 117.839321][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2486 | [ 117.839592][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.840047][ T2486] Tainted: [W]=WARN [ 117.840145][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.840310][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.840490][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.840972][ T2486] RSP: 0018:ffa00000004f7a78 EFLAGS: 00010286 [ 117.841140][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000ff5ba80 RCX: 1ff400000009ef15 [ 117.841341][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5bb3c [ 117.841545][ T2486] RBP: ff1100000eb69000 R08: 1fe2200001feb769 R09: ff1100000e26d180 [ 117.841756][ T2486] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 117.841955][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb69000 [ 117.842158][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 117.842396][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.842564][ T2486] CR2: 00007f84b6258430 CR3: 0000000004fd3001 CR4: 0000000000771ef0 [ 117.842885][ T2486] PKRU: 55555554 [ 117.842988][ T2486] Call Trace: [ 117.843087][ T2486] [ 117.843155][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.843290][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.843428][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.843530][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.843678][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.843845][ T2486] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.844001][ T2486] register_netdev (net/core/dev.c:11552) [ 117.844143][ T2486] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 117.844282][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.844390][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.844493][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.844634][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.844769][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.844904][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.845038][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.845177][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.845310][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.845447][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.845582][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.845722][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.845857][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.845992][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.846127][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.846260][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.846396][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.846531][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.846676][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.846842][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.846980][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.847456][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.847665][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.847872][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.848072][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.848269][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.848471][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.861609][ T2486] ------------[ cut here ]------------ | [ 117.861773][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2486 | [ 117.862037][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.862493][ T2486] Tainted: [W]=WARN [ 117.862596][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.862765][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.862937][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.863417][ T2486] RSP: 0018:ffa00000004f7a68 EFLAGS: 00010286 [ 117.863586][ T2486] RAX: 00000000ffffffa6 RBX: ff110000028ffa80 RCX: 1ff400000009ef13 [ 117.863793][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffb3c [ 117.863994][ T2486] RBP: ff11000008d94000 R08: 1fe220000051ff69 R09: ff1100000e26d180 [ 117.864192][ T2486] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 117.864399][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d94000 [ 117.864604][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 117.864862][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.865028][ T2486] CR2: 000055f6c13b7c10 CR3: 0000000004fd3001 CR4: 0000000000771ef0 [ 117.865224][ T2486] PKRU: 55555554 [ 117.865323][ T2486] Call Trace: [ 117.865429][ T2486] [ 117.865500][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.865649][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.865786][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.865887][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.866020][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.866187][ T2486] register_netdev (net/core/dev.c:11552) [ 117.866318][ T2486] sit_init_net (net/ipv6/sit.c:1860) [ 117.866460][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.866561][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.866671][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.866802][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.866937][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.867071][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.867205][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.867341][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.867482][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.867619][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.867757][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.867889][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.868024][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.868158][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.868290][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.868424][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.868556][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.868697][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.868832][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.868995][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.869135][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.869618][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.869829][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.870027][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.870223][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.870426][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.870648][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.875457][ T2486] ------------[ cut here ]------------ | [ 117.875611][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2486 | [ 117.875907][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.876382][ T2486] Tainted: [W]=WARN [ 117.876486][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.876665][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.876839][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.877316][ T2486] RSP: 0018:ffa00000004f7a78 EFLAGS: 00010286 [ 117.877492][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000d6bee40 RCX: 1ff400000009ef15 [ 117.877703][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6beefc [ 117.877902][ T2486] RBP: ff1100000f94c000 R08: 1fe2200001ad7de1 R09: ff1100000e26d180 [ 117.878099][ T2486] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 117.878305][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f94c000 [ 117.878512][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 117.878757][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.878925][ T2486] CR2: 000055f6c13b7c10 CR3: 0000000004fd3001 CR4: 0000000000771ef0 [ 117.879125][ T2486] PKRU: 55555554 [ 117.879224][ T2486] Call Trace: [ 117.879322][ T2486] [ 117.879395][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.879530][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.879675][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.879779][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.879917][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.880081][ T2486] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 117.880217][ T2486] register_netdev (net/core/dev.c:11552) [ 117.880356][ T2486] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 117.880491][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.880596][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.880703][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.880839][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.880977][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.881113][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.881249][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.881394][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.881537][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.881687][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.881823][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.881957][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.882091][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.882225][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.882885][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.883019][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.883162][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.883296][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.883490][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.883666][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.883806][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.884280][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.884542][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.884750][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.884948][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.885204][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.885465][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.889998][ T2486] ------------[ cut here ]------------ | [ 117.890150][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2486 | [ 117.890425][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.890895][ T2486] Tainted: [W]=WARN [ 117.890997][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.891168][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.891340][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.891868][ T2486] RSP: 0018:ffa00000004f7918 EFLAGS: 00010286 [ 117.892037][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000c9b71c0 RCX: 1ff400000009eee9 [ 117.892257][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b727c [ 117.892459][ T2486] RBP: ff1100000cde1000 R08: 1fe2200001936e51 R09: ff1100000e26d180 [ 117.892677][ T2486] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 117.892872][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cde1000 [ 117.893071][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 117.893305][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.893479][ T2486] CR2: 000055eef004bd18 CR3: 0000000004fd3003 CR4: 0000000000771ef0 [ 117.893690][ T2486] PKRU: 55555554 [ 117.893790][ T2486] Call Trace: [ 117.893889][ T2486] [ 117.893960][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.894093][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.894227][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.894331][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.894475][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.894655][ T2486] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.894789][ T2486] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 117.894924][ T2486] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 117.895055][ T2486] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 117.895189][ T2486] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 117.895321][ T2486] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 117.895462][ T2486] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 117.895597][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.895725][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.895828][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.895969][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.896146][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.896281][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.896421][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.896556][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.896698][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.896832][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.896970][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.897103][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.897236][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.897381][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.897515][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.897659][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.897792][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.897925][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.898060][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.898225][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.898372][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.898867][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.899074][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.899273][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.899478][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.899690][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.899888][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.905182][ T2486] ------------[ cut here ]------------ | [ 117.905324][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2486 | [ 117.905593][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.906079][ T2486] Tainted: [W]=WARN [ 117.906182][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.906356][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.906537][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.907019][ T2486] RSP: 0018:ffa00000004f7918 EFLAGS: 00010286 [ 117.907185][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000d9078c0 RCX: 1ff400000009eee9 [ 117.907388][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90797c [ 117.907594][ T2486] RBP: ff11000001dd4000 R08: 1fe2200001b20f31 R09: ff1100000e26d180 [ 117.907796][ T2486] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 117.907993][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000 [ 117.908192][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 117.908484][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.908690][ T2486] CR2: 000055eef004bd18 CR3: 0000000004fd3003 CR4: 0000000000771ef0 [ 117.908889][ T2486] PKRU: 55555554 [ 117.908991][ T2486] Call Trace: [ 117.909092][ T2486] [ 117.909160][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.909295][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.909485][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.909591][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.909733][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.909896][ T2486] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.910030][ T2486] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 117.910163][ T2486] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 117.910295][ T2486] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 117.910483][ T2486] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 117.910681][ T2486] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 117.910816][ T2486] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 117.910950][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.911051][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.911152][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.911282][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.911489][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.911631][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.911764][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.911899][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.912032][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.912164][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.912299][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.912487][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.912626][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.912768][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.912902][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.913033][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.913166][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.913300][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.913487][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.913658][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.913795][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.914261][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.914520][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.914727][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.914923][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.915121][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.915319][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.919970][ T2486] ------------[ cut here ]------------ | [ 117.920112][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2486 | [ 117.920382][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.920830][ T2486] Tainted: [W]=WARN [ 117.920931][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.921094][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.921264][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.922293][ T2486] RSP: 0018:ffa00000004f7918 EFLAGS: 00010286 [ 117.922514][ T2486] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff400000009eee9 [ 117.922725][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 117.922922][ T2486] RBP: ff1100000e80c000 R08: 1fe2200001afc5e1 R09: ff1100000e26d180 [ 117.923117][ T2486] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 117.923313][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e80c000 [ 117.923566][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 117.923810][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.924029][ T2486] CR2: 000055eef004bd18 CR3: 0000000004fd3003 CR4: 0000000000771ef0 [ 117.924228][ T2486] PKRU: 55555554 [ 117.924326][ T2486] Call Trace: [ 117.924480][ T2486] [ 117.924549][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.924696][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.924828][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.924929][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.925064][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.925228][ T2486] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.925417][ T2486] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 117.925550][ T2486] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 117.925691][ T2486] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 117.925827][ T2486] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 117.925960][ T2486] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 117.926093][ T2486] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 117.926225][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.926326][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.926487][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.926623][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.926761][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.926894][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.927027][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.927166][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.927298][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.927496][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.927635][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.927768][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.927910][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.928043][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.928173][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.928303][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.928488][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.928623][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.928759][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.928927][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.929067][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.929599][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.929809][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.930004][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.930197][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.930444][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.930656][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.942256][ T2486] ------------[ cut here ]------------ | [ 117.942430][ T2486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2486 | [ 117.942706][ T2486] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.943150][ T2486] Tainted: [W]=WARN [ 117.943250][ T2486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.943427][ T2486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.943607][ T2486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.944087][ T2486] RSP: 0018:ffa00000004f7a70 EFLAGS: 00010286 [ 117.944256][ T2486] RAX: 00000000ffffffa6 RBX: ff11000006050580 RCX: 1ff400000009ef14 [ 117.944466][ T2486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605063c [ 117.944674][ T2486] RBP: ff1100000a2c9000 R08: 1fe2200000c0a0c9 R09: ff1100000e26d180 [ 117.944875][ T2486] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 117.945076][ T2486] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c9000 [ 117.945276][ T2486] FS: 00007f84b6051840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 117.945515][ T2486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.945695][ T2486] CR2: 000055f6c13b7c10 CR3: 0000000004fd3001 CR4: 0000000000771ef0 [ 117.945895][ T2486] PKRU: 55555554 [ 117.945996][ T2486] Call Trace: [ 117.946097][ T2486] [ 117.946168][ T2486] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.946300][ T2486] ? notifier_call_chain (kernel/notifier.c:85) [ 117.946441][ T2486] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.946544][ T2486] register_netdevice (net/core/dev.c:11488) [ 117.946689][ T2486] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.946902][ T2486] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.947038][ T2486] register_netdev (net/core/dev.c:11552) [ 117.947178][ T2486] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 117.947314][ T2486] ops_init (net/core/net_namespace.c:137) [ 117.947422][ T2486] setup_net (net/core/net_namespace.c:446) [ 117.947525][ T2486] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.947682][ T2486] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.947817][ T2486] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.947953][ T2486] copy_net_ns (net/core/net_namespace.c:579) [ 117.948118][ T2486] create_new_namespaces (kernel/nsproxy.c:132) [ 117.948262][ T2486] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.948403][ T2486] ksys_unshare (kernel/fork.c:3243) [ 117.948539][ T2486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.948686][ T2486] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.948820][ T2486] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.948954][ T2486] ? __ia32_sys_open (fs/open.c:1374) [ 117.949090][ T2486] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.949222][ T2486] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.949361][ T2486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.949501][ T2486] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.949646][ T2486] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.949781][ T2486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.949948][ T2486] RIP: 0033:0x7f84b6313bcb [ 117.950087][ T2486] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.950564][ T2486] RSP: 002b:00007ffc8cdec008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 117.950778][ T2486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f84b6313bcb [ 117.950979][ T2486] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 117.951184][ T2486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 117.951396][ T2486] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8cdee230 [ 117.951597][ T2486] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8cdee877 | [ 117.991433][ T2488] ------------[ cut here ]------------ | [ 117.991608][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2488 | [ 117.991880][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 117.992337][ T2488] Tainted: [W]=WARN [ 117.992446][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.992620][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 117.992801][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 117.993280][ T2488] RSP: 0018:ffa000000251fa80 EFLAGS: 00010286 [ 117.993455][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000d7e2ac0 RCX: 1ff40000004a3f16 [ 117.993665][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2b7c [ 117.993863][ T2488] RBP: ff1100000cb4c000 R08: 1fe2200001afc571 R09: ff1100000ffd5180 [ 117.994063][ T2488] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 117.994278][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cb4c000 [ 117.994487][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 117.994732][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.994902][ T2488] CR2: 00007f4aa32617d0 CR3: 0000000005947003 CR4: 0000000000771ef0 [ 117.995101][ T2488] PKRU: 55555554 [ 117.995204][ T2488] Call Trace: [ 117.995306][ T2488] [ 117.995381][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 117.995516][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 117.995661][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 117.995762][ T2488] register_netdevice (net/core/dev.c:11488) [ 117.995898][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 117.996066][ T2488] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 117.996203][ T2488] register_netdev (net/core/dev.c:11552) [ 117.996338][ T2488] loopback_net_init (drivers/net/loopback.c:218) [ 117.996478][ T2488] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 117.996685][ T2488] ops_init (net/core/net_namespace.c:137) [ 117.996792][ T2488] setup_net (net/core/net_namespace.c:446) [ 117.996894][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 117.997026][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 117.997160][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 117.997297][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 117.997445][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 117.997586][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 117.997725][ T2488] ksys_unshare (kernel/fork.c:3243) [ 117.997866][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 117.998001][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 117.998135][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 117.998269][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 117.998409][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 117.998541][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 117.998683][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 117.998821][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 117.998957][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 117.999089][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.999256][ T2488] RIP: 0033:0x7f4aa3319bcb [ 117.999402][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 117.999892][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.000094][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.000294][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.000502][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.000712][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.000909][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.005908][ T2488] ------------[ cut here ]------------ | [ 118.006051][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2488 | [ 118.006326][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.006804][ T2488] Tainted: [W]=WARN [ 118.006905][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.007076][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.007248][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.007739][ T2488] RSP: 0018:ffa000000251f918 EFLAGS: 00010286 [ 118.007906][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000a131c40 RCX: 1ff40000004a3ee9 [ 118.008105][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a131cfc [ 118.008304][ T2488] RBP: ff1100000a37c000 R08: 1fe22000014263a1 R09: ff1100000ffd5180 [ 118.008510][ T2488] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 118.008720][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a37c000 [ 118.008921][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 118.009153][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.009319][ T2488] CR2: 00007f4aa32617d0 CR3: 0000000005947003 CR4: 0000000000771ef0 [ 118.009583][ T2488] PKRU: 55555554 [ 118.009692][ T2488] Call Trace: [ 118.009794][ T2488] [ 118.009864][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.009998][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.010132][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.010232][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.010432][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.010604][ T2488] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.010743][ T2488] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 118.010876][ T2488] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 118.011010][ T2488] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 118.011144][ T2488] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 118.011279][ T2488] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 118.011471][ T2488] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 118.011611][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.011776][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.011880][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.012012][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.012149][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.012298][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.012491][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.012667][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.012801][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.012935][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.013066][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.013198][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.013339][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.013533][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.013677][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.013811][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.013945][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.014077][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.014208][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.014429][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.014570][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.015055][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.015253][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.015509][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.015717][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.015916][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.016114][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.020736][ T2488] ------------[ cut here ]------------ | [ 118.020926][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.021241][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.021834][ T2488] Tainted: [W]=WARN [ 118.021990][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.022208][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.022451][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.023016][ T2488] RSP: 0018:ffa000000251f8f8 EFLAGS: 00010286 [ 118.023239][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000c67ec80 RCX: 1ff40000004a3ee5 [ 118.023500][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67ed3c [ 118.023772][ T2488] RBP: ff1100000fd34000 R08: 1fe22000018cfda9 R09: ff1100000ffd5180 [ 118.024024][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.024278][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd34000 [ 118.024546][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.024848][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.025067][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.025323][ T2488] PKRU: 55555554 [ 118.025489][ T2488] Call Trace: [ 118.025661][ T2488] [ 118.025783][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.025971][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.026158][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.026312][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.026512][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.026761][ T2488] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.026951][ T2488] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 118.027138][ T2488] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 118.027324][ T2488] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 118.027538][ T2488] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 118.027749][ T2488] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 118.027938][ T2488] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 118.028127][ T2488] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 118.028322][ T2488] vti_init_net (net/ipv4/ip_vti.c:517) [ 118.028529][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.028703][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.028857][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.029041][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.029230][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.029434][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.029667][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.029861][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.030050][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.030236][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.030436][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.030637][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.030827][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.031020][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.031206][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.031402][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.031592][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.031794][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.031987][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.032206][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.032411][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.032961][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.033213][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.033506][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.033780][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.034031][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.034309][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.039829][ T2488] ------------[ cut here ]------------ | [ 118.040017][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.040328][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.041840][ T2488] Tainted: [W]=WARN [ 118.042051][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.042325][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.042645][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.043271][ T2488] RSP: 0018:ffa000000251fa78 EFLAGS: 00010286 [ 118.043562][ T2488] RAX: 00000000ffffffa6 RBX: ff110000057bb8c0 RCX: 1ff40000004a3f15 [ 118.043895][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb97c [ 118.044205][ T2488] RBP: ff110000061cc000 R08: 1fe2200000af7731 R09: ff1100000ffd5180 [ 118.044523][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.044843][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061cc000 [ 118.045149][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.045503][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.045796][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.046103][ T2488] PKRU: 55555554 [ 118.046305][ T2488] Call Trace: [ 118.046526][ T2488] [ 118.046717][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.046958][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.047196][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.047364][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.047551][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.047782][ T2488] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.047972][ T2488] register_netdev (net/core/dev.c:11552) [ 118.048209][ T2488] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 118.048409][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.048566][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.048735][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.048918][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.049103][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.049296][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.049499][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.049707][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.049898][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.050099][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.050304][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.050503][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.050710][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.050898][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.051081][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.051269][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.051467][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.051678][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.051865][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.052081][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.052271][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.052821][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.053072][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.053359][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.053649][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.053902][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.054150][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.059115][ T2488] ------------[ cut here ]------------ | [ 118.059306][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.059645][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.060193][ T2488] Tainted: [W]=WARN [ 118.060360][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.060579][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.060817][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.061932][ T2488] RSP: 0018:ffa000000251fa68 EFLAGS: 00010286 [ 118.062214][ T2488] RAX: 00000000ffffffa6 RBX: ff110000128a18c0 RCX: 1ff40000004a3f13 [ 118.062545][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a197c [ 118.062870][ T2488] RBP: ff1100000a119000 R08: 1fe2200002514331 R09: ff1100000ffd5180 [ 118.063180][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.063501][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000 [ 118.063893][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.064233][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.064522][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.064853][ T2488] PKRU: 55555554 [ 118.065060][ T2488] Call Trace: [ 118.065267][ T2488] [ 118.065455][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.065716][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.065957][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.066167][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.066425][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.066721][ T2488] register_netdev (net/core/dev.c:11552) [ 118.066963][ T2488] sit_init_net (net/ipv6/sit.c:1860) [ 118.067246][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.067414][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.067568][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.067769][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.067959][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.068148][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.068336][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.068558][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.068767][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.068953][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.069139][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.069329][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.069530][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.069738][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.069925][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.070110][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.070295][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.070514][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.070719][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.070941][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.071132][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.071685][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.071938][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.072192][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.072477][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.072746][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.072996][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.078081][ T2488] ------------[ cut here ]------------ | [ 118.078264][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.078595][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.079197][ T2488] Tainted: [W]=WARN [ 118.079363][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.079582][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.079826][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.080362][ T2488] RSP: 0018:ffa000000251fa78 EFLAGS: 00010286 [ 118.080584][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000b636900 RCX: 1ff40000004a3f15 [ 118.080853][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6369bc [ 118.081103][ T2488] RBP: ff11000008ddc000 R08: 1fe22000016c6d39 R09: ff1100000ffd5180 [ 118.081912][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.082802][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ddc000 [ 118.083118][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.083721][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.084017][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.084329][ T2488] PKRU: 55555554 [ 118.084563][ T2488] Call Trace: [ 118.084785][ T2488] [ 118.084981][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.085224][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.085479][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.085703][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.085949][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.086220][ T2488] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.086478][ T2488] register_netdev (net/core/dev.c:11552) [ 118.086747][ T2488] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 118.086994][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.087204][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.087425][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.087676][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.087920][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.088162][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.088442][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.088672][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.088888][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.089074][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.089263][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.089463][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.089668][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.089859][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.090048][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.090232][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.090432][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.090623][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.090818][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.091055][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.091275][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.091835][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.092087][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.092337][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.092605][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.092864][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.093114][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.098094][ T2488] ------------[ cut here ]------------ | [ 118.098280][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.098608][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.099181][ T2488] Tainted: [W]=WARN [ 118.099331][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.099560][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.099826][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.100360][ T2488] RSP: 0018:ffa000000251f918 EFLAGS: 00010286 [ 118.100581][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000b31cac0 RCX: 1ff40000004a3ee9 [ 118.100844][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cb7c [ 118.101093][ T2488] RBP: ff1100000ed19000 R08: 1fe2200001663971 R09: ff1100000ffd5180 [ 118.101910][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.102216][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed19000 [ 118.102532][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.102892][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.103168][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.103486][ T2488] PKRU: 55555554 [ 118.103707][ T2488] Call Trace: [ 118.103912][ T2488] [ 118.104094][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.104333][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.104587][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.104811][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.105052][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.105323][ T2488] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.105577][ T2488] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 118.105831][ T2488] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 118.106070][ T2488] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 118.106308][ T2488] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 118.106561][ T2488] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 118.106822][ T2488] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 118.107061][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.107266][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.107485][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.107700][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.107884][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.108070][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.108260][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.108490][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.108694][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.108878][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.109063][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.109247][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.109447][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.109654][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.109837][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.110019][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.110203][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.110400][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.110585][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.110813][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.111005][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.111567][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.111832][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.112090][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.112337][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.112603][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.112863][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.124585][ T2488] ------------[ cut here ]------------ | [ 118.124788][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.125098][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.125667][ T2488] Tainted: [W]=WARN [ 118.125818][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.126035][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.126258][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.126866][ T2488] RSP: 0018:ffa000000251f918 EFLAGS: 00010286 [ 118.127081][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000c985e00 RCX: 1ff40000004a3ee9 [ 118.127364][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985ebc [ 118.127614][ T2488] RBP: ff11000012a29000 R08: 1fe2200001930bd9 R09: ff1100000ffd5180 [ 118.127871][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.128116][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a29000 [ 118.128377][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.128678][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.128894][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.129141][ T2488] PKRU: 55555554 [ 118.129289][ T2488] Call Trace: [ 118.129456][ T2488] [ 118.129580][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.129782][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.129967][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.130120][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.130306][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.130534][ T2488] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.130739][ T2488] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 118.130923][ T2488] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 118.131105][ T2488] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 118.131289][ T2488] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 118.131487][ T2488] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 118.131689][ T2488] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 118.131873][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.132025][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.132178][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.132372][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.132589][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.132793][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.132977][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.133163][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.133363][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.133545][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.133744][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.133927][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.134116][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.134303][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.134521][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.134723][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.134908][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.135090][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.135274][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.135498][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.135708][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.136228][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.136491][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.136755][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.137003][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.137250][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.137510][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.142821][ T2488] ------------[ cut here ]------------ | [ 118.143004][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.143334][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.143910][ T2488] Tainted: [W]=WARN [ 118.144091][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.144304][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.144538][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.145072][ T2488] RSP: 0018:ffa000000251f918 EFLAGS: 00010286 [ 118.145289][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000b31c3c0 RCX: 1ff40000004a3ee9 [ 118.145636][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c47c [ 118.145945][ T2488] RBP: ff11000006129000 R08: 1fe2200001663891 R09: ff1100000ffd5180 [ 118.146291][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.146625][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006129000 [ 118.146941][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.147280][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.147568][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.147892][ T2488] PKRU: 55555554 [ 118.148096][ T2488] Call Trace: [ 118.148300][ T2488] [ 118.148488][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.148747][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.148984][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.149189][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.149443][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.149777][ T2488] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.150028][ T2488] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 118.150265][ T2488] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 118.150518][ T2488] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 118.150789][ T2488] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 118.151028][ T2488] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 118.151268][ T2488] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 118.151524][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.151751][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.151960][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.152200][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.152450][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.152712][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.152954][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.153139][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.153325][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.153521][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.153721][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.153910][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.154096][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.154283][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.154480][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.154692][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.154891][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.155075][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.155259][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.155492][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.155700][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.156244][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.156507][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.156775][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.157024][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.157269][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.157531][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.162968][ T2488] ------------[ cut here ]------------ | [ 118.163151][ T2488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2488 | [ 118.163498][ T2488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.164061][ T2488] Tainted: [W]=WARN [ 118.164211][ T2488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.164991][ T2488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.165282][ T2488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.165899][ T2488] RSP: 0018:ffa000000251fa70 EFLAGS: 00010286 [ 118.166174][ T2488] RAX: 00000000ffffffa6 RBX: ff1100000e9ec580 RCX: 1ff40000004a3f14 [ 118.166492][ T2488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec63c [ 118.166818][ T2488] RBP: ff11000005a39000 R08: 1fe2200001d3d8c9 R09: ff1100000ffd5180 [ 118.167124][ T2488] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 118.167470][ T2488] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005a39000 [ 118.167797][ T2488] FS: 00007f4aa3057840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.168141][ T2488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.168428][ T2488] CR2: 00007fc2752af0c8 CR3: 0000000005947002 CR4: 0000000000771ef0 [ 118.168757][ T2488] PKRU: 55555554 [ 118.168963][ T2488] Call Trace: [ 118.169170][ T2488] [ 118.169411][ T2488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.169669][ T2488] ? notifier_call_chain (kernel/notifier.c:85) [ 118.169913][ T2488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.170127][ T2488] register_netdevice (net/core/dev.c:11488) [ 118.170384][ T2488] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 118.170672][ T2488] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.170922][ T2488] register_netdev (net/core/dev.c:11552) [ 118.171164][ T2488] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 118.171422][ T2488] ops_init (net/core/net_namespace.c:137) [ 118.171669][ T2488] setup_net (net/core/net_namespace.c:446) [ 118.171881][ T2488] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 118.172075][ T2488] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 118.172261][ T2488] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 118.172466][ T2488] copy_net_ns (net/core/net_namespace.c:579) [ 118.172676][ T2488] create_new_namespaces (kernel/nsproxy.c:132) [ 118.172866][ T2488] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 118.173054][ T2488] ksys_unshare (kernel/fork.c:3243) [ 118.173242][ T2488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.173453][ T2488] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 118.173677][ T2488] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 118.173868][ T2488] ? __ia32_sys_open (fs/open.c:1374) [ 118.174057][ T2488] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 118.174241][ T2488] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 118.174439][ T2488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.174638][ T2488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.174876][ T2488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.175112][ T2488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.175329][ T2488] RIP: 0033:0x7f4aa3319bcb [ 118.175537][ T2488] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 118.176073][ T2488] RSP: 002b:00007ffc75e7d078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 118.176325][ T2488] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4aa3319bcb [ 118.176592][ T2488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 118.176852][ T2488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 118.177135][ T2488] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc75e7f2a0 [ 118.177409][ T2488] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc75e80877 | [ 118.215931][ T2489] ------------[ cut here ]------------ | [ 118.216095][ T2489] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2489 | [ 118.216380][ T2489] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.216865][ T2489] Tainted: [W]=WARN [ 118.216969][ T2489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.217142][ T2489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.217322][ T2489] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.217832][ T2489] RSP: 0018:ffa000000257ee30 EFLAGS: 00010286 [ 118.218005][ T2489] RAX: 00000000ffffffa6 RBX: ff11000009228900 RCX: 1ff40000004afd8c [ 118.218229][ T2489] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092289bc [ 118.218439][ T2489] RBP: ff1100000fe29000 R08: 1fe2200001245139 R09: ff1100000ffd2e80 [ 118.218658][ T2489] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 118.218864][ T2489] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bef8408 [ 118.219072][ T2489] FS: 00007fa712b63840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 118.219311][ T2489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.219495][ T2489] CR2: 000000000042ebe0 CR3: 0000000009bf3005 CR4: 0000000000771ef0 [ 118.219715][ T2489] PKRU: 55555554 [ 118.219818][ T2489] Call Trace: [ 118.219921][ T2489] [ 118.219994][ T2489] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.220135][ T2489] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.220240][ T2489] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 118.220419][ T2489] __dev_notify_flags (net/core/dev.c:9787) [ 118.220559][ T2489] ? netif_change_name (net/core/dev.c:1495) [ 118.220709][ T2489] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.220845][ T2489] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.220981][ T2489] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.221122][ T2489] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 118.221263][ T2489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.221407][ T2489] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 118.221546][ T2489] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 118.221693][ T2489] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 118.221830][ T2489] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 118.221970][ T2489] veth_newlink (drivers/net/veth.c:1871) [ 118.222110][ T2489] ? veth_poll_controller (drivers/net/veth.c:1470) [ 118.222249][ T2489] ? kasan_save_stack (mm/kasan/common.c:57) [ 118.222392][ T2489] ? kasan_save_track (mm/kasan/common.c:78) [ 118.222528][ T2489] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 118.222694][ T2489] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 118.222834][ T2489] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 118.222975][ T2489] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 118.223113][ T2489] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.223254][ T2489] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 118.223398][ T2489] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 118.223537][ T2489] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 118.223684][ T2489] ? __dev_get_by_name (net/core/dev.c:883) [ 118.223821][ T2489] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 118.223966][ T2489] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 118.224109][ T2489] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.224249][ T2489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.224390][ T2489] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.224528][ T2489] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.224675][ T2489] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.224811][ T2489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.224951][ T2489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.225089][ T2489] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.225228][ T2489] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.225371][ T2489] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.225509][ T2489] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.225657][ T2489] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.225797][ T2489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.225934][ T2489] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.226076][ T2489] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.226215][ T2489] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.226359][ T2489] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.226508][ T2489] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.226656][ T2489] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.226795][ T2489] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.226934][ T2489] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.227072][ T2489] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.227213][ T2489] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.227361][ T2489] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.227502][ T2489] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.227654][ T2489] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.227793][ T2489] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.227929][ T2489] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.228097][ T2489] ? move_addr_to_kernel (net/socket.c:258) [ 118.228241][ T2489] ___sys_sendmsg (net/socket.c:2752) [ 118.228385][ T2489] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.228528][ T2489] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 118.228715][ T2489] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 118.228853][ T2489] __sys_sendmsg (net/socket.c:2784) [ 118.228992][ T2489] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.229134][ T2489] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 118.229275][ T2489] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.229422][ T2489] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.229559][ T2489] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.229707][ T2489] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.229845][ T2489] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.230016][ T2489] RIP: 0033:0x7fa712d9d08e [ 118.230160][ T2489] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.230666][ T2489] RSP: 002b:00007ffd0bc011e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.230876][ T2489] RAX: ffffffffffffffda RBX: 00007ffd0bc01990 RCX: 00007fa712d9d08e [ 118.231081][ T2489] RDX: 0000000000000000 RSI: 00007ffd0bc01290 RDI: 0000000000000005 [ 118.231285][ T2489] RBP: 00007ffd0bc011f0 R08: 0000000000000000 R09: 0000000000000000 [ 118.231505][ T2489] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.231722][ T2489] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0bc01950 | [ 118.239331][ T2489] ------------[ cut here ]------------ | [ 118.240048][ T2489] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2489 | [ 118.240319][ T2489] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.240846][ T2489] Tainted: [W]=WARN [ 118.241012][ T2489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.241186][ T2489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.241425][ T2489] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.241919][ T2489] RSP: 0018:ffa000000257f1b0 EFLAGS: 00010286 [ 118.242093][ T2489] RAX: 00000000ffffffa6 RBX: ff11000008f64900 RCX: 1ff40000004afdfc [ 118.242302][ T2489] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f649bc [ 118.242605][ T2489] RBP: ff110000061d9000 R08: 1fe22000011ec939 R09: ff1100000ffd2e80 [ 118.242813][ T2489] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 118.243015][ T2489] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 118.243219][ T2489] FS: 00007fa712b63840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 118.243518][ T2489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.243699][ T2489] CR2: 000000000042ebe0 CR3: 0000000009bf3005 CR4: 0000000000771ef0 [ 118.243925][ T2489] PKRU: 55555554 [ 118.244027][ T2489] Call Trace: [ 118.244128][ T2489] [ 118.244199][ T2489] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.244338][ T2489] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.244501][ T2489] __dev_notify_flags (net/core/dev.c:9787) [ 118.244646][ T2489] ? netif_change_name (net/core/dev.c:1495) [ 118.244784][ T2489] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 118.244920][ T2489] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 118.245059][ T2489] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 118.245198][ T2489] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 118.245336][ T2489] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 118.245531][ T2489] ? __dev_get_by_name (net/core/dev.c:883) [ 118.245678][ T2489] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 118.245843][ T2489] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 118.245984][ T2489] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.246121][ T2489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.246303][ T2489] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.246499][ T2489] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.246646][ T2489] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.246781][ T2489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.246922][ T2489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.247058][ T2489] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.247197][ T2489] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.247337][ T2489] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.247531][ T2489] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.247678][ T2489] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.247815][ T2489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.247950][ T2489] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.248088][ T2489] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.248223][ T2489] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.248416][ T2489] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.248558][ T2489] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.248703][ T2489] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.248886][ T2489] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.249023][ T2489] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.249158][ T2489] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.249295][ T2489] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.249492][ T2489] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.249673][ T2489] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.249815][ T2489] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.249951][ T2489] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.250087][ T2489] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.250255][ T2489] ? move_addr_to_kernel (net/socket.c:258) [ 118.250472][ T2489] ___sys_sendmsg (net/socket.c:2752) [ 118.250615][ T2489] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.250763][ T2489] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 118.250947][ T2489] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 118.251087][ T2489] __sys_sendmsg (net/socket.c:2784) [ 118.251224][ T2489] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.251418][ T2489] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 118.251557][ T2489] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.251706][ T2489] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.251842][ T2489] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.251980][ T2489] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.252115][ T2489] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.252281][ T2489] RIP: 0033:0x7fa712d9d08e [ 118.252488][ T2489] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.252977][ T2489] RSP: 002b:00007ffd0bc011e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.253218][ T2489] RAX: ffffffffffffffda RBX: 00007ffd0bc01990 RCX: 00007fa712d9d08e [ 118.253478][ T2489] RDX: 0000000000000000 RSI: 00007ffd0bc01290 RDI: 0000000000000005 [ 118.253691][ T2489] RBP: 00007ffd0bc011f0 R08: 0000000000000000 R09: 0000000000000000 [ 118.253914][ T2489] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.254117][ T2489] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0bc01950 | [ 118.284722][ T2490] ------------[ cut here ]------------ | [ 118.284951][ T2490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2490 | [ 118.285261][ T2490] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.286709][ T2490] Tainted: [W]=WARN [ 118.286946][ T2490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.287216][ T2490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.287456][ T2490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.288013][ T2490] RSP: 0018:ffa000000257f020 EFLAGS: 00010286 [ 118.288263][ T2490] RAX: 00000000ffffffa6 RBX: ff1100000e9eda80 RCX: 1ff40000004afdca [ 118.288520][ T2490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edb3c [ 118.288784][ T2490] RBP: ff110000061d9000 R08: 1fe2200001d3db69 R09: ff1100000aa42e58 [ 118.289033][ T2490] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 118.289275][ T2490] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 118.289534][ T2490] FS: 00007feb16e90840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.289838][ T2490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.290088][ T2490] CR2: 00007feb171601a0 CR3: 0000000005947004 CR4: 0000000000771ef0 [ 118.290340][ T2490] PKRU: 55555554 [ 118.290504][ T2490] Call Trace: [ 118.290675][ T2490] [ 118.290795][ T2490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.290983][ T2490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.291136][ T2490] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 118.291318][ T2490] __dev_notify_flags (net/core/dev.c:9787) [ 118.291521][ T2490] ? netif_change_name (net/core/dev.c:1495) [ 118.291723][ T2490] ? __dev_change_flags (net/core/dev.c:9752) [ 118.291907][ T2490] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 118.292090][ T2490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.292273][ T2490] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 118.292468][ T2490] netif_change_flags (net/core/dev.c:9820) [ 118.292673][ T2490] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 118.292860][ T2490] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 118.293045][ T2490] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 118.293228][ T2490] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 118.293458][ T2490] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 118.293660][ T2490] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.293844][ T2490] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 118.294029][ T2490] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.294214][ T2490] ? __kernel_text_address (kernel/extable.c:79) [ 118.294411][ T2490] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.294603][ T2490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.294797][ T2490] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.294981][ T2490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.295165][ T2490] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 118.295361][ T2490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.295545][ T2490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.295745][ T2490] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 118.295929][ T2490] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 118.296111][ T2490] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 118.296326][ T2490] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.296526][ T2490] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 118.296741][ T2490] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 118.296929][ T2490] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.297116][ T2490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.297298][ T2490] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.297494][ T2490] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.297694][ T2490] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.297877][ T2490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.298062][ T2490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.298243][ T2490] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.298444][ T2490] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.298645][ T2490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.298830][ T2490] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.299021][ T2490] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.299206][ T2490] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.299402][ T2490] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.299586][ T2490] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.299784][ T2490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.299969][ T2490] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.300154][ T2490] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.300335][ T2490] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.300532][ T2490] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.300740][ T2490] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.300922][ T2490] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.301108][ T2490] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.301296][ T2490] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.301493][ T2490] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.301694][ T2490] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.301881][ T2490] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.302065][ T2490] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.302251][ T2490] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.302448][ T2490] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.302645][ T2490] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.302863][ T2490] ? move_addr_to_kernel (net/socket.c:258) [ 118.303047][ T2490] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.303231][ T2490] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.303430][ T2490] ___sys_sendmsg (net/socket.c:2752) [ 118.303618][ T2490] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 118.303863][ T2490] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.304061][ T2490] __sys_sendmsg (net/socket.c:2784) [ 118.304248][ T2490] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.304442][ T2490] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 118.304677][ T2490] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 118.304862][ T2490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.305047][ T2490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.305229][ T2490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.305425][ T2490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.305617][ T2490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.305848][ T2490] RIP: 0033:0x7feb170ca08e [ 118.306034][ T2490] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.306563][ T2490] RSP: 002b:00007ffd100a4680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.306829][ T2490] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007feb170ca08e [ 118.307085][ T2490] RDX: 0000000000000000 RSI: 00007ffd100a4730 RDI: 0000000000000005 [ 118.307329][ T2490] RBP: 00007ffd100a4690 R08: 0000000000000000 R09: 0000000000000000 [ 118.307624][ T2490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.307886][ T2490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd100a4e00 | [ 118.333660][ T2491] ------------[ cut here ]------------ | [ 118.333824][ T2491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2491 | [ 118.334095][ T2491] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.334548][ T2491] Tainted: [W]=WARN [ 118.334659][ T2491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.334825][ T2491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.334996][ T2491] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.335499][ T2491] RSP: 0018:ffa0000000797020 EFLAGS: 00010286 [ 118.335691][ T2491] RAX: 00000000ffffffa6 RBX: ff11000008f64e40 RCX: 1ff40000000f2dca [ 118.335887][ T2491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f64efc [ 118.336085][ T2491] RBP: ff1100000fe29000 R08: 1fe22000011ec9e1 R09: ff1100000aa45158 [ 118.336282][ T2491] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 118.336483][ T2491] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 118.336697][ T2491] FS: 00007f18e4419840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 118.336932][ T2491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.337100][ T2491] CR2: 0000000028bd7988 CR3: 00000000106e4005 CR4: 0000000000771ef0 [ 118.337302][ T2491] PKRU: 55555554 [ 118.337407][ T2491] Call Trace: [ 118.337506][ T2491] [ 118.337576][ T2491] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.337721][ T2491] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.337823][ T2491] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 118.337962][ T2491] __dev_notify_flags (net/core/dev.c:9787) [ 118.338096][ T2491] ? netif_change_name (net/core/dev.c:1495) [ 118.338235][ T2491] ? __dev_change_flags (net/core/dev.c:9752) [ 118.338378][ T2491] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 118.338511][ T2491] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.338657][ T2491] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 118.338795][ T2491] netif_change_flags (net/core/dev.c:9820) [ 118.338929][ T2491] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 118.339063][ T2491] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 118.339198][ T2491] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 118.339332][ T2491] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 118.339503][ T2491] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 118.339648][ T2491] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.339781][ T2491] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 118.339913][ T2491] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.340046][ T2491] ? __kernel_text_address (kernel/extable.c:79) [ 118.340180][ T2491] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.340315][ T2491] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.340512][ T2491] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.340658][ T2491] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.340796][ T2491] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 118.340928][ T2491] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.341059][ T2491] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.341191][ T2491] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 118.341322][ T2491] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 118.341511][ T2491] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 118.341656][ T2491] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.341794][ T2491] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 118.341932][ T2491] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 118.342067][ T2491] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.342203][ T2491] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.342339][ T2491] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.342536][ T2491] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.342762][ T2491] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.342896][ T2491] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.343030][ T2491] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.343163][ T2491] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.343296][ T2491] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.343521][ T2491] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.343994][ T2491] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.344130][ T2491] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.344264][ T2491] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.344480][ T2491] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.344620][ T2491] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.344762][ T2491] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.344983][ T2491] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.345159][ T2491] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.345292][ T2491] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.345494][ T2491] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.345642][ T2491] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.345795][ T2491] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.345934][ T2491] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.346069][ T2491] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.346203][ T2491] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.346338][ T2491] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.346568][ T2491] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.346720][ T2491] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.346855][ T2491] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.346987][ T2491] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.347123][ T2491] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.347286][ T2491] ? move_addr_to_kernel (net/socket.c:258) [ 118.347458][ T2491] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.347595][ T2491] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.347736][ T2491] ___sys_sendmsg (net/socket.c:2752) [ 118.347869][ T2491] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 118.348039][ T2491] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.348190][ T2491] __sys_sendmsg (net/socket.c:2784) [ 118.348326][ T2491] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.348462][ T2491] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 118.348638][ T2491] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 118.348772][ T2491] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.348908][ T2491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.349041][ T2491] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.349176][ T2491] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.349310][ T2491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.349480][ T2491] RIP: 0033:0x7f18e465308e [ 118.349624][ T2491] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.350106][ T2491] RSP: 002b:00007ffd5cee12d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.350307][ T2491] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18e465308e [ 118.350512][ T2491] RDX: 0000000000000000 RSI: 00007ffd5cee1380 RDI: 0000000000000005 [ 118.350720][ T2491] RBP: 00007ffd5cee12e0 R08: 0000000000000000 R09: 0000000000000000 [ 118.350920][ T2491] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.351118][ T2491] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5cee1a50 | [ 118.366194][ T211] ------------[ cut here ]------------ | [ 118.366345][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 118.366624][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.367066][ T211] Tainted: [W]=WARN [ 118.367157][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.367309][ T211] Workqueue: events_unbound linkwatch_event [ 118.367476][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.367645][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.368084][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 118.368236][ T211] RAX: 00000000ffffffa6 RBX: ff11000008f65540 RCX: 1ff400000011cf02 [ 118.368424][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f655fc [ 118.368613][ T211] RBP: ff110000061d9000 R08: 1fe22000011ecac1 R09: ff1100001018aea8 [ 118.368802][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 118.368984][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 118.369184][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 118.369413][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.369568][ T211] CR2: 0000000028bd7988 CR3: 00000000106e4005 CR4: 0000000000771ef0 [ 118.369759][ T211] PKRU: 55555554 [ 118.369852][ T211] Call Trace: [ 118.369943][ T211] [ 118.370007][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.370130][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 118.370252][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.370352][ T211] netif_state_change (net/core/dev.c:1605) [ 118.370476][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.370641][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 118.370764][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 118.370887][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.371020][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 118.371142][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 118.371271][ T211] process_one_work (kernel/workqueue.c:3314) [ 118.371686][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 118.371810][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.371955][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 118.372078][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 118.372198][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 118.372322][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 118.372448][ T211] kthread (kernel/kthread.c:436) [ 118.372545][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 118.372707][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 118.372852][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 118.372975][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 118.373129][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 118.373251][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 118.373380][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 118.423509][ T2493] ------------[ cut here ]------------ | [ 118.423691][ T2493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2493 | [ 118.423953][ T2493] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.424610][ T2493] Tainted: [W]=WARN [ 118.424716][ T2493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.424881][ T2493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.425051][ T2493] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.425586][ T2493] RSP: 0018:ffa0000000677150 EFLAGS: 00010286 [ 118.425763][ T2493] RAX: 00000000ffffffa6 RBX: ff1100000c216c80 RCX: 1ff40000000cedf0 [ 118.425958][ T2493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c216d3c [ 118.426154][ T2493] RBP: ff1100000fe29000 R08: 1fe2200001842da9 R09: ff11000009a7d158 [ 118.426409][ T2493] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 118.426611][ T2493] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0834c0 [ 118.426817][ T2493] FS: 00007f004db29840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 118.427047][ T2493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.427215][ T2493] CR2: 00007f004de90f6d CR3: 0000000009bf3004 CR4: 0000000000771ef0 [ 118.427484][ T2493] PKRU: 55555554 [ 118.427592][ T2493] Call Trace: [ 118.427694][ T2493] [ 118.427762][ T2493] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.427895][ T2493] ? notifier_call_chain (kernel/notifier.c:85) [ 118.428028][ T2493] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.428131][ T2493] netif_state_change (net/core/dev.c:1605) [ 118.428263][ T2493] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.428484][ T2493] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 118.428663][ T2493] linkwatch_sync_dev (net/core/link_watch.c:295) [ 118.428794][ T2493] rtnl_getlink (net/core/rtnetlink.c:4273) [ 118.428929][ T2493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.429058][ T2493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.429202][ T2493] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 118.429409][ T2493] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.429541][ T2493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.429686][ T2493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.429835][ T2493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.429966][ T2493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.430095][ T2493] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.430230][ T2493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.430414][ T2493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.430549][ T2493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.430713][ T2493] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 118.430879][ T2493] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.431010][ T2493] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.431140][ T2493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.431270][ T2493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.431460][ T2493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.431593][ T2493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.431763][ T2493] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.431894][ T2493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.432024][ T2493] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.432157][ T2493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.432287][ T2493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.432475][ T2493] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.432613][ T2493] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.432749][ T2493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.432883][ T2493] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.433015][ T2493] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.433146][ T2493] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.433278][ T2493] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.433464][ T2493] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.433599][ T2493] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.433764][ T2493] ? move_addr_to_kernel (net/socket.c:258) [ 118.433900][ T2493] ___sys_sendmsg (net/socket.c:2752) [ 118.434029][ T2493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.434159][ T2493] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.434301][ T2493] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 118.434490][ T2493] __sys_sendmsg (net/socket.c:2784) [ 118.434631][ T2493] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.434765][ T2493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.434897][ T2493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.435029][ T2493] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.435162][ T2493] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.435292][ T2493] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.435476][ T2493] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.435649][ T2493] RIP: 0033:0x7f004dd6308e [ 118.435784][ T2493] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.436247][ T2493] RSP: 002b:00007ffdd8d3ef30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.436502][ T2493] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f004dd6308e [ 118.436707][ T2493] RDX: 0000000000000000 RSI: 00007ffdd8d3efe0 RDI: 0000000000000006 [ 118.436901][ T2493] RBP: 00007ffdd8d3ef40 R08: 0000000000000000 R09: 0000000000000000 [ 118.437093][ T2493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.437292][ T2493] R13: 00007ffdd8d3f090 R14: 000000000000000d R15: 00007ffdd8d4187a | [ 118.535862][ T2496] ------------[ cut here ]------------ | [ 118.536038][ T2496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2496 | [ 118.536309][ T2496] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.536778][ T2496] Tainted: [W]=WARN [ 118.536881][ T2496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.537056][ T2496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.537234][ T2496] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.537762][ T2496] RSP: 0018:ffa00000005471b0 EFLAGS: 00010286 [ 118.537934][ T2496] RAX: 00000000ffffffa6 RBX: ff1100000ce32580 RCX: 1ff40000000a8dfc [ 118.538136][ T2496] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3263c [ 118.538339][ T2496] RBP: ff110000136e4000 R08: 1fe22000019c64c9 R09: ff11000009895180 [ 118.538547][ T2496] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 118.538761][ T2496] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 118.538964][ T2496] FS: 00007fd61250b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 118.539228][ T2496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.539408][ T2496] CR2: 0000000000445f00 CR3: 000000000f9e6005 CR4: 0000000000771ef0 [ 118.539616][ T2496] PKRU: 55555554 [ 118.539723][ T2496] Call Trace: [ 118.539825][ T2496] [ 118.539895][ T2496] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.540033][ T2496] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.540196][ T2496] __dev_notify_flags (net/core/dev.c:9787) [ 118.540339][ T2496] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 118.540518][ T2496] ? netif_change_name (net/core/dev.c:1495) [ 118.540678][ T2496] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 118.540821][ T2496] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 118.540958][ T2496] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 118.541100][ T2496] ? __dev_get_by_name (net/core/dev.c:883) [ 118.541234][ T2496] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 118.541380][ T2496] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 118.541522][ T2496] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.541668][ T2496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.541804][ T2496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.541939][ T2496] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.542074][ T2496] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.542208][ T2496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.542352][ T2496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.542489][ T2496] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.542634][ T2496] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.542771][ T2496] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.542907][ T2496] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.543042][ T2496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.543178][ T2496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.543313][ T2496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.543886][ T2496] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.544024][ T2496] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.544159][ T2496] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.544317][ T2496] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.544504][ T2496] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.544655][ T2496] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.544794][ T2496] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.544931][ T2496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.545066][ T2496] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.545237][ T2496] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.545379][ T2496] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.545519][ T2496] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.548664][ T2496] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.548827][ T2496] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.548999][ T2496] ? move_addr_to_kernel (net/socket.c:258) [ 118.549142][ T2496] ___sys_sendmsg (net/socket.c:2752) [ 118.549278][ T2496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.549419][ T2496] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.549566][ T2496] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 118.549716][ T2496] __sys_sendmsg (net/socket.c:2784) [ 118.549856][ T2496] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.549997][ T2496] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.550133][ T2496] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.550316][ T2496] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.550462][ T2496] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.550601][ T2496] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.550742][ T2496] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.550932][ T2496] RIP: 0033:0x7fd61274508e [ 118.551075][ T2496] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.551570][ T2496] RSP: 002b:00007ffc431cfa60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.551823][ T2496] RAX: ffffffffffffffda RBX: 00007ffc431d0210 RCX: 00007fd61274508e [ 118.552026][ T2496] RDX: 0000000000000000 RSI: 00007ffc431cfb10 RDI: 0000000000000005 [ 118.552224][ T2496] RBP: 00007ffc431cfa70 R08: 0000000000000000 R09: 0000000000000000 [ 118.552430][ T2496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.552761][ T2496] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc431d01e0 | [ 118.589800][ T2497] ------------[ cut here ]------------ | [ 118.591918][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2497 | [ 118.592218][ T2497] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.592693][ T2497] Tainted: [W]=WARN [ 118.592795][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.592968][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.593146][ T2497] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.593662][ T2497] RSP: 0018:ffa00000005371b0 EFLAGS: 00010286 [ 118.593832][ T2497] RAX: 00000000ffffffa6 RBX: ff1100000eed8c80 RCX: 1ff40000000a6dfc [ 118.594045][ T2497] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8d3c [ 118.594250][ T2497] RBP: ff1100000fd31000 R08: 1fe2200001ddb1a9 R09: ff1100000fcb8b80 [ 118.594460][ T2497] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 118.594672][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 118.594877][ T2497] FS: 00007f6345804840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 118.595117][ T2497] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.595292][ T2497] CR2: 00007f63459fd460 CR3: 000000000f9e6001 CR4: 0000000000771ef0 [ 118.595505][ T2497] PKRU: 55555554 [ 118.595619][ T2497] Call Trace: [ 118.595726][ T2497] [ 118.595796][ T2497] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.595935][ T2497] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.596038][ T2497] __dev_notify_flags (net/core/dev.c:9787) [ 118.596176][ T2497] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 118.596315][ T2497] ? netif_change_name (net/core/dev.c:1495) [ 118.596462][ T2497] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 118.596607][ T2497] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 118.596753][ T2497] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 118.596888][ T2497] ? __dev_get_by_name (net/core/dev.c:883) [ 118.597024][ T2497] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 118.597166][ T2497] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 118.597305][ T2497] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.597450][ T2497] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.597592][ T2497] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.597733][ T2497] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.597871][ T2497] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.598007][ T2497] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.598147][ T2497] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.598283][ T2497] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.598428][ T2497] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.598571][ T2497] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.598718][ T2497] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.598853][ T2497] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.598992][ T2497] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.599126][ T2497] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.599263][ T2497] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.599424][ T2497] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.599563][ T2497] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.599714][ T2497] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.599850][ T2497] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.599989][ T2497] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.600126][ T2497] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.600263][ T2497] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.600405][ T2497] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.600545][ T2497] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.600696][ T2497] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.600833][ T2497] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.600995][ T2497] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.601131][ T2497] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.601301][ T2497] ? move_addr_to_kernel (net/socket.c:258) [ 118.601449][ T2497] ___sys_sendmsg (net/socket.c:2752) [ 118.601592][ T2497] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.601735][ T2497] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.601882][ T2497] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 118.602021][ T2497] __sys_sendmsg (net/socket.c:2784) [ 118.602159][ T2497] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.602303][ T2497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.602446][ T2497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.602590][ T2497] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.602740][ T2497] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.602877][ T2497] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.603013][ T2497] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.603183][ T2497] RIP: 0033:0x7f6345a3e08e [ 118.603325][ T2497] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.603850][ T2497] RSP: 002b:00007ffc94216630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.604058][ T2497] RAX: ffffffffffffffda RBX: 00007ffc94216de0 RCX: 00007f6345a3e08e [ 118.604262][ T2497] RDX: 0000000000000000 RSI: 00007ffc942166e0 RDI: 0000000000000005 [ 118.604471][ T2497] RBP: 00007ffc94216640 R08: 0000000000000000 R09: 0000000000000000 [ 118.604686][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.604890][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc94216db0 | [ 118.635898][ T2498] ------------[ cut here ]------------ | [ 118.636059][ T2498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2498 | [ 118.636317][ T2498] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.636779][ T2498] Tainted: [W]=WARN [ 118.636877][ T2498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.637040][ T2498] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.637208][ T2498] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.638849][ T2498] RSP: 0018:ffa00000004d7020 EFLAGS: 00010286 [ 118.639033][ T2498] RAX: 00000000ffffffa6 RBX: ff1100000eecd700 RCX: 1ff400000009adca [ 118.639229][ T2498] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd7bc [ 118.639431][ T2498] RBP: ff110000136e4000 R08: 1fe2200001dd9af9 R09: ff1100000913d158 [ 118.639640][ T2498] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 118.639838][ T2498] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 118.640038][ T2498] FS: 00007f4b51089840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 118.640277][ T2498] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.640462][ T2498] CR2: 0000000035d3c988 CR3: 0000000009bf3003 CR4: 0000000000771ef0 [ 118.640688][ T2498] PKRU: 55555554 [ 118.640787][ T2498] Call Trace: [ 118.640885][ T2498] [ 118.640953][ T2498] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.641089][ T2498] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.641189][ T2498] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 118.641319][ T2498] __dev_notify_flags (net/core/dev.c:9787) [ 118.641477][ T2498] ? netif_change_name (net/core/dev.c:1495) [ 118.641614][ T2498] ? __dev_change_flags (net/core/dev.c:9752) [ 118.641756][ T2498] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 118.641889][ T2498] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.642021][ T2498] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 118.642154][ T2498] netif_change_flags (net/core/dev.c:9820) [ 118.642288][ T2498] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 118.642425][ T2498] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 118.642560][ T2498] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 118.642701][ T2498] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 118.642866][ T2498] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 118.642997][ T2498] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.643130][ T2498] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 118.643260][ T2498] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.643397][ T2498] ? __kernel_text_address (kernel/extable.c:79) [ 118.643529][ T2498] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.643676][ T2498] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.643841][ T2498] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.643975][ T2498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.644166][ T2498] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 118.644300][ T2498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.644436][ T2498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.644570][ T2498] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 118.644712][ T2498] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 118.644844][ T2498] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 118.644992][ T2498] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.645124][ T2498] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 118.645259][ T2498] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 118.645397][ T2498] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.645533][ T2498] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.645675][ T2498] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.645806][ T2498] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.645937][ T2498] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.646069][ T2498] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.646223][ T2498] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.646360][ T2498] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.646524][ T2498] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.646666][ T2498] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.646799][ T2498] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.646937][ T2498] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.647070][ T2498] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.647207][ T2498] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.647339][ T2498] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.647480][ T2498] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.647620][ T2498] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.647759][ T2498] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.647893][ T2498] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.648026][ T2498] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.648165][ T2498] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.648298][ T2498] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.648437][ T2498] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.648572][ T2498] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.648715][ T2498] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.648869][ T2498] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.649007][ T2498] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.649167][ T2498] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.649302][ T2498] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.649440][ T2498] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.649572][ T2498] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.649747][ T2498] ? move_addr_to_kernel (net/socket.c:258) [ 118.649879][ T2498] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.650013][ T2498] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.650148][ T2498] ___sys_sendmsg (net/socket.c:2752) [ 118.650281][ T2498] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 118.650479][ T2498] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.650639][ T2498] __sys_sendmsg (net/socket.c:2784) [ 118.650772][ T2498] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.650906][ T2498] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 118.651076][ T2498] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 118.651208][ T2498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.651340][ T2498] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.651481][ T2498] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.651638][ T2498] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.651772][ T2498] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.651939][ T2498] RIP: 0033:0x7f4b512c308e [ 118.652078][ T2498] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.652556][ T2498] RSP: 002b:00007fff7bce6330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.652764][ T2498] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4b512c308e [ 118.652963][ T2498] RDX: 0000000000000000 RSI: 00007fff7bce63e0 RDI: 0000000000000005 [ 118.653162][ T2498] RBP: 00007fff7bce6340 R08: 0000000000000000 R09: 0000000000000000 [ 118.653361][ T2498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.653559][ T2498] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7bce6ab0 | [ 118.685208][ T2499] ------------[ cut here ]------------ | [ 118.685415][ T2499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2499 | [ 118.685745][ T2499] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 118.686287][ T2499] Tainted: [W]=WARN [ 118.686453][ T2499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 118.686687][ T2499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 118.686909][ T2499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 118.687449][ T2499] RSP: 0018:ffa0000000567020 EFLAGS: 00010286 [ 118.687685][ T2499] RAX: 00000000ffffffa6 RBX: ff1100000b31d380 RCX: 1ff40000000acdca [ 118.687933][ T2499] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d43c [ 118.688181][ T2499] RBP: ff1100000fd31000 R08: 1fe2200001663a89 R09: ff11000009138b58 [ 118.688446][ T2499] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 118.688743][ T2499] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 118.688994][ T2499] FS: 00007fa4a8bf6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 118.689293][ T2499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.689523][ T2499] CR2: 00000000008cd988 CR3: 0000000004ffd002 CR4: 0000000000771ef0 [ 118.689795][ T2499] PKRU: 55555554 [ 118.689947][ T2499] Call Trace: [ 118.690097][ T2499] [ 118.690218][ T2499] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 118.690418][ T2499] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 118.690571][ T2499] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 118.690770][ T2499] __dev_notify_flags (net/core/dev.c:9787) [ 118.690959][ T2499] ? netif_change_name (net/core/dev.c:1495) [ 118.691146][ T2499] ? __dev_change_flags (net/core/dev.c:9752) [ 118.691328][ T2499] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 118.691523][ T2499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.691726][ T2499] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 118.691917][ T2499] netif_change_flags (net/core/dev.c:9820) [ 118.692101][ T2499] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 118.692285][ T2499] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 118.692486][ T2499] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 118.692693][ T2499] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 118.692910][ T2499] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 118.693094][ T2499] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.693308][ T2499] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 118.693502][ T2499] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.693705][ T2499] ? __kernel_text_address (kernel/extable.c:79) [ 118.693890][ T2499] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.694076][ T2499] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.694260][ T2499] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.694460][ T2499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.694661][ T2499] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 118.694843][ T2499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.695025][ T2499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.695231][ T2499] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 118.695461][ T2499] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 118.695664][ T2499] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 118.695850][ T2499] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 118.696033][ T2499] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 118.696219][ T2499] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 118.696420][ T2499] rtnl_newlink (net/core/rtnetlink.c:4150) [ 118.696609][ T2499] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.696809][ T2499] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.696992][ T2499] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.697174][ T2499] ? mark_usage (kernel/locking/lockdep.c:4674) [ 118.697370][ T2499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.697592][ T2499] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.697789][ T2499] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.697972][ T2499] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.698157][ T2499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 118.698343][ T2499] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 118.698542][ T2499] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 118.698757][ T2499] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.698941][ T2499] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.699157][ T2499] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.699342][ T2499] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 118.699537][ T2499] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 118.699773][ T2499] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 118.699987][ T2499] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 118.700173][ T2499] ? netlink_ack (./include/linux/skbuff.h:2718) [ 118.700372][ T2499] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 118.700555][ T2499] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 118.700757][ T2499] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 118.700942][ T2499] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 118.701124][ T2499] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 118.701309][ T2499] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 118.701504][ T2499] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 118.701708][ T2499] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 118.702371][ T2499] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 118.702558][ T2499] ? copy_msghdr_from_user (net/socket.c:2635) [ 118.702756][ T2499] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 118.702970][ T2499] ? move_addr_to_kernel (net/socket.c:258) [ 118.703156][ T2499] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 118.703340][ T2499] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 118.703539][ T2499] ___sys_sendmsg (net/socket.c:2752) [ 118.703738][ T2499] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 118.703972][ T2499] ? copy_msghdr_from_user (net/socket.c:2603) [ 118.704167][ T2499] __sys_sendmsg (net/socket.c:2784) [ 118.704364][ T2499] ? __sys_sendmsg_sock (net/socket.c:2765) [ 118.704544][ T2499] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 118.704776][ T2499] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 118.704969][ T2499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 118.705152][ T2499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 118.705334][ T2499] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 118.705542][ T2499] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 118.705751][ T2499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 118.705964][ T2499] RIP: 0033:0x7fa4a8e3008e [ 118.706151][ T2499] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 118.706718][ T2499] RSP: 002b:00007ffc8a32e7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 118.706968][ T2499] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa4a8e3008e [ 118.707213][ T2499] RDX: 0000000000000000 RSI: 00007ffc8a32e870 RDI: 0000000000000005 [ 118.707473][ T2499] RBP: 00007ffc8a32e7d0 R08: 0000000000000000 R09: 0000000000000000 [ 118.707738][ T2499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d028 [ 118.707987][ T2499] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8a32ef40 | [ 119.073773][ T12] ------------[ cut here ]------------ | [ 119.074789][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.075122][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.075714][ T12] Tainted: [W]=WARN [ 119.075857][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.076072][ T12] Workqueue: netns cleanup_net [ 119.076286][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.076632][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.077235][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 119.077547][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba040 RCX: 1ff4000000018ec7 [ 119.077910][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba0fc [ 119.078221][ T12] RBP: ff110000136e4000 R08: 1fe2200000af7421 R09: ff11000001aed1d0 [ 119.078483][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 119.078734][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 119.078976][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.079244][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.079461][ T12] CR2: 00007fa8f5dc17a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 119.079799][ T12] PKRU: 55555554 [ 119.079943][ T12] Call Trace: [ 119.080090][ T12] [ 119.080205][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.080397][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.080544][ T12] netif_close_many (net/core/dev.c:1804) [ 119.080738][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 119.080916][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 119.081124][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 119.081331][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.081525][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.081746][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.081924][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.082100][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.082274][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.082462][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.082661][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.082880][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.083061][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.083235][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.083429][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.083612][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.083794][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.083969][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.084142][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.084323][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.084537][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.084730][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.084912][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.085092][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.085268][ T12] kthread (kernel/kthread.c:436) [ 119.085428][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.085652][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.085833][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.086016][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.086225][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.086418][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.086598][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.089639][ T12] ------------[ cut here ]------------ | [ 119.089808][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.090107][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.091079][ T12] Tainted: [W]=WARN [ 119.091220][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.091436][ T12] Workqueue: netns cleanup_net [ 119.091618][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.091835][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.092314][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.092535][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e23c0 RCX: 1ff4000000018eed [ 119.092784][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e247c [ 119.093015][ T12] RBP: ff1100000a2c9000 R08: 1fe2200001afc491 R09: ff11000001aed1d0 [ 119.093252][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.093503][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.093761][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.094028][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.094232][ T12] CR2: 00007fa8f5dc17a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 119.094479][ T12] PKRU: 55555554 [ 119.094635][ T12] Call Trace: [ 119.094777][ T12] [ 119.094889][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.095096][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.095306][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.095494][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.095705][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.095878][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.096055][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.096230][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.096419][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.096593][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.096785][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.096959][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.097131][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.097305][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.097493][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.097686][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.097865][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.098039][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.098217][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.098406][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.098578][ T12] kthread (kernel/kthread.c:436) [ 119.098736][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.098937][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.099111][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.099284][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.099500][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.099690][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.099861][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.102699][ T12] ------------[ cut here ]------------ | [ 119.102870][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.103158][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.103901][ T12] Tainted: [W]=WARN [ 119.104044][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.104244][ T12] Workqueue: netns cleanup_net [ 119.104434][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.104662][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.105147][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.105383][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3700 RCX: 1ff4000000018eed [ 119.105616][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e37bc [ 119.105857][ T12] RBP: ff1100000e80c000 R08: 1fe2200001afc6f9 R09: ff11000001aed1d0 [ 119.106086][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.106318][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.106564][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.106840][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.107042][ T12] CR2: 00007fa8f5dc17a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 119.107273][ T12] PKRU: 55555554 [ 119.107430][ T12] Call Trace: [ 119.107573][ T12] [ 119.107705][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.107912][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.108110][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.108283][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.108472][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.108660][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.108835][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.109011][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.109186][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.109369][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.109547][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.109734][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.109905][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.110081][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.110258][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.110451][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.110652][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.110838][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.111015][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.111193][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.111380][ T12] kthread (kernel/kthread.c:436) [ 119.111525][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.111746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.111926][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.112132][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.112336][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.112525][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.112718][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.116087][ T12] ------------[ cut here ]------------ | [ 119.116259][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.117007][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.117673][ T12] Tainted: [W]=WARN [ 119.117866][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.118115][ T12] Workqueue: netns cleanup_net [ 119.118341][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.118669][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.119201][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.119467][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69ae40 RCX: 1ff4000000018eed [ 119.119765][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69aefc [ 119.120044][ T12] RBP: ff11000001dd4000 R08: 1fe22000018d35e1 R09: ff11000001aed1d0 [ 119.120374][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.120674][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.120958][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.121299][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.121569][ T12] CR2: 00007fa8f5dc17a0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 119.121901][ T12] PKRU: 55555554 [ 119.122192][ T12] Call Trace: [ 119.122472][ T12] [ 119.122664][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.122961][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.123215][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.123453][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.123696][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.123932][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.124155][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.124391][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.124649][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.124870][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.125097][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.125320][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.125559][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.125807][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.126063][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.126286][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.126526][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.126764][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.126989][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.127214][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.127456][ T12] kthread (kernel/kthread.c:436) [ 119.127661][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.127914][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.128136][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.128371][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.128644][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.128870][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.129092][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.132428][ T12] ------------[ cut here ]------------ | [ 119.132567][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 119.132830][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.133276][ T12] Tainted: [W]=WARN [ 119.133387][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.133542][ T12] Workqueue: netns cleanup_net [ 119.133681][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.133844][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.134278][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.134490][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69bc40 RCX: 1ff4000000018eed [ 119.134685][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69bcfc [ 119.134918][ T12] RBP: ff1100000cde1000 R08: 1fe22000018d37a1 R09: ff11000001aed1d0 [ 119.135100][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.135278][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.135524][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.135749][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.135903][ T12] CR2: 00007f51ded2c040 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 119.136152][ T12] PKRU: 55555554 [ 119.136243][ T12] Call Trace: [ 119.136332][ T12] [ 119.136468][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.136631][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.136782][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.136904][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.137026][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.137146][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.137266][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.137451][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.137576][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.137711][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.137836][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.137959][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.138081][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.138228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.138414][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.138537][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.138674][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.138797][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.138922][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.139050][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.139168][ T12] kthread (kernel/kthread.c:436) [ 119.139259][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.139482][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.139610][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.139736][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.139889][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.140008][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.140128][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.146523][ T12] ------------[ cut here ]------------ | [ 119.146664][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.146900][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.147329][ T12] Tainted: [W]=WARN [ 119.147431][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.147583][ T12] Workqueue: netns cleanup_net [ 119.147715][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.147875][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.148304][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.148461][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69b540 RCX: 1ff4000000018eed [ 119.148652][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69b5fc [ 119.148831][ T12] RBP: ff1100000f94c000 R08: 1fe22000018d36c1 R09: ff11000001aed1d0 [ 119.149010][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.149194][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.149378][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.149594][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.149748][ T12] CR2: 000055f6a150ed40 CR3: 0000000009696001 CR4: 0000000000771ef0 [ 119.149931][ T12] PKRU: 55555554 [ 119.150019][ T12] Call Trace: [ 119.150112][ T12] [ 119.150179][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.150333][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.150486][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.150611][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.150737][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.150859][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.150978][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.151098][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.151218][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.151337][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.151524][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.151655][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.151773][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.151897][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.152015][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.152137][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.152259][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.152488][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.152618][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.152745][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.152865][ T12] kthread (kernel/kthread.c:436) [ 119.152955][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.153103][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.153222][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.153342][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.153597][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.153818][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.153943][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.156417][ T12] ------------[ cut here ]------------ | [ 119.156540][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.156785][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.157210][ T12] Tainted: [W]=WARN [ 119.157304][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.157461][ T12] Workqueue: netns cleanup_net [ 119.157591][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.157750][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.158180][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.158333][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a200 RCX: 1ff4000000018eed [ 119.158515][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a2bc [ 119.158706][ T12] RBP: ff11000008d94000 R08: 1fe22000018d3459 R09: ff11000001aed1d0 [ 119.158882][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.159062][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.159245][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.159460][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.159615][ T12] CR2: 000055f6a150ed40 CR3: 0000000009696001 CR4: 0000000000771ef0 [ 119.159801][ T12] PKRU: 55555554 [ 119.159889][ T12] Call Trace: [ 119.159978][ T12] [ 119.160041][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.160193][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.160340][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.160468][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.160597][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.160726][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.160853][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.160974][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.161094][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.161212][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.161333][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.161458][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.161581][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.161712][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.161829][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.161950][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.162091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.162212][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.162336][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.162464][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.162590][ T12] kthread (kernel/kthread.c:436) [ 119.162687][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.162838][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.162958][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.163079][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.163227][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.163345][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.163472][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.165705][ T12] ------------[ cut here ]------------ | [ 119.165825][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.166084][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.167151][ T12] Tainted: [W]=WARN [ 119.167242][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.167436][ T12] Workqueue: netns cleanup_net [ 119.167559][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.167721][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.168148][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.168295][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a3c0 RCX: 1ff4000000018eed [ 119.168555][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a47c [ 119.168784][ T12] RBP: ff1100000eb69000 R08: 1fe22000018d3491 R09: ff11000001aed1d0 [ 119.168959][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.169133][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.169309][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.169568][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.169727][ T12] CR2: 000055f6a150ed40 CR3: 0000000009696001 CR4: 0000000000771ef0 [ 119.169903][ T12] PKRU: 55555554 [ 119.169990][ T12] Call Trace: [ 119.170077][ T12] [ 119.170139][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.170288][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.170483][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.170608][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.170734][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.170855][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.170974][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.171094][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.171219][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.171336][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.171506][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.171633][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.171766][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.171886][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.172004][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.172124][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.172246][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.172413][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.172538][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.172672][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.172790][ T12] kthread (kernel/kthread.c:436) [ 119.172880][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.173027][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.173151][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.173270][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.173523][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.173653][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.173771][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.176482][ T12] ------------[ cut here ]------------ | [ 119.176608][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.176847][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.177268][ T12] Tainted: [W]=WARN [ 119.177360][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.177506][ T12] Workqueue: netns cleanup_net [ 119.177645][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.177800][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.178223][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.178377][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c69a040 RCX: 1ff4000000018eed [ 119.178552][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c69a0fc [ 119.178739][ T12] RBP: ff1100000eae4000 R08: 1fe22000018d3421 R09: ff11000001aed1d0 [ 119.178914][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.179089][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.179266][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.179572][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.179733][ T12] CR2: 000055f6a150ed40 CR3: 0000000009696001 CR4: 0000000000771ef0 [ 119.179910][ T12] PKRU: 55555554 [ 119.180000][ T12] Call Trace: [ 119.180088][ T12] [ 119.180150][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.180302][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.180555][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.180684][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.180805][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.180925][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.181043][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.181163][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.181283][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.181511][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.181642][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.181762][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.181881][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.182002][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.182120][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.182241][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.182458][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.182577][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.182709][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.182837][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.182985][ T12] kthread (kernel/kthread.c:436) [ 119.183074][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.183223][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.183445][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.183566][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.183725][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.183847][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.183968][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.186236][ T12] ------------[ cut here ]------------ | [ 119.186382][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 119.186632][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.187066][ T12] Tainted: [W]=WARN [ 119.187157][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.187308][ T12] Workqueue: netns cleanup_net [ 119.187448][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.187609][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.188045][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.188195][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff4000000018eed [ 119.188384][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 119.188563][ T12] RBP: ff1100000fe61000 R08: 1fe2200001f45219 R09: ff11000001aed1d0 [ 119.188749][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.188931][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.189110][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.189320][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.189483][ T12] CR2: 000055f6a15ced5c CR3: 0000000012b79005 CR4: 0000000000771ef0 [ 119.189695][ T12] PKRU: 55555554 [ 119.189784][ T12] Call Trace: [ 119.189872][ T12] [ 119.189935][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.190087][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.190234][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.190361][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.190483][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.190607][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.190732][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.190858][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.190980][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.191097][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.191223][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.191353][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.191477][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.191607][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.191731][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.191854][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.191981][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.192099][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.192223][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.192354][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.192473][ T12] kthread (kernel/kthread.c:436) [ 119.192563][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.192721][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.192840][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.192961][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.193112][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.193230][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.193355][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.196067][ T12] ------------[ cut here ]------------ | [ 119.196198][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 119.196471][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.196917][ T12] Tainted: [W]=WARN [ 119.197005][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.197152][ T12] Workqueue: netns cleanup_net [ 119.197274][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.197445][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.197874][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.198021][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28ac0 RCX: 1ff4000000018eed [ 119.198197][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28b7c [ 119.198378][ T12] RBP: ff110000136e4000 R08: 1fe2200001f45171 R09: ff11000001aed1d0 [ 119.198562][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.198747][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.198924][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.199134][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.199283][ T12] CR2: 000055f6a15ced5c CR3: 0000000012b79005 CR4: 0000000000771ef0 [ 119.199467][ T12] PKRU: 55555554 [ 119.199556][ T12] Call Trace: [ 119.199655][ T12] [ 119.199721][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.199873][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.200020][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.200141][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.200260][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.200384][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.200502][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.200631][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.200755][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.200871][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.200993][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.201111][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.201227][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.201355][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.201474][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.201595][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.201722][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.201841][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.201964][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.202090][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.202208][ T12] kthread (kernel/kthread.c:436) [ 119.202297][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.202451][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.202572][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.202702][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.202850][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.202968][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.203089][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.222086][ T12] ------------[ cut here ]------------ | [ 119.222233][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 119.222491][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.222959][ T12] Tainted: [W]=WARN [ 119.223052][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.223213][ T12] Workqueue: netns cleanup_net [ 119.223343][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.223526][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.223972][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 119.224126][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa283c0 RCX: 1ff4000000018eaf [ 119.224311][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2847c [ 119.224563][ T12] RBP: ff110000061d9000 R08: 1fe2200001f45091 R09: ff11000001aed1d0 [ 119.224759][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 119.224948][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe29000 [ 119.225190][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.225463][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.225630][ T12] CR2: 000055f6a15ced5c CR3: 0000000012b79005 CR4: 0000000000771ef0 [ 119.225821][ T12] PKRU: 55555554 [ 119.225914][ T12] Call Trace: [ 119.226007][ T12] [ 119.226076][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.226203][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.226300][ T12] netif_close_many (net/core/dev.c:1804) [ 119.226484][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.226614][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.226743][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.226868][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 119.226995][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 119.227151][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 119.227311][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.227491][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.227657][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.227782][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.227908][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 119.228066][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 119.228193][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 119.228321][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 119.228498][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.228631][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 119.228758][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 119.228886][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.229010][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.229138][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.229266][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.229440][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.229567][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.229705][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.229832][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.229961][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.230085][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.230214][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.230343][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.230521][ T12] kthread (kernel/kthread.c:436) [ 119.230619][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.230777][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.230903][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.231048][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.231210][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.231335][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.231514][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.233816][ T12] ------------[ cut here ]------------ | [ 119.233952][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 119.234202][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.234691][ T12] Tainted: [W]=WARN [ 119.234786][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.234949][ T12] Workqueue: netns cleanup_net [ 119.235079][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.235242][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.235706][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 119.235866][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6cc80 RCX: 1ff4000000018eaf [ 119.236057][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6cd3c [ 119.236252][ T12] RBP: ff1100000fe29000 R08: 1fe22000017ed9a9 R09: ff11000001aed1d0 [ 119.236446][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 119.236645][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 119.236841][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.237067][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.237224][ T12] CR2: 00007fff834f9d80 CR3: 000000000b366004 CR4: 0000000000771ef0 [ 119.237429][ T12] PKRU: 55555554 [ 119.237527][ T12] Call Trace: [ 119.237630][ T12] [ 119.237698][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.237830][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 119.237959][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.238054][ T12] netif_close_many (net/core/dev.c:1804) [ 119.238180][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.238306][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.238438][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.238565][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 119.238700][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 119.238858][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 119.239014][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.239141][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.239297][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.239429][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.239555][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 119.239726][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 119.239860][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 119.239986][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 119.240112][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.240238][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 119.240372][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 119.240501][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.240634][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.240763][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.240889][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.241014][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.241140][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.241270][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.241402][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.241532][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.241664][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.241792][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.241922][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.242047][ T12] kthread (kernel/kthread.c:436) [ 119.242142][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.242298][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.242432][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.242557][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.242722][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.242847][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.242977][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.246757][ T12] ------------[ cut here ]------------ | [ 119.246885][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 119.247121][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.247567][ T12] Tainted: [W]=WARN [ 119.247674][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.247824][ T12] Workqueue: netns cleanup_net [ 119.247949][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.248104][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.248541][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 119.248707][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c4143c0 RCX: 1ff4000000018ed5 [ 119.248888][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41447c [ 119.249067][ T12] RBP: ff110000061d9000 R08: 1fe2200001882891 R09: ff11000001aed1d0 [ 119.249247][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.249437][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.249630][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.249843][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.249996][ T12] CR2: 00007fce9517e000 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 119.250185][ T12] PKRU: 55555554 [ 119.250278][ T12] Call Trace: [ 119.250377][ T12] [ 119.250441][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.250599][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.250753][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.250876][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.250997][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 119.251151][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 119.251274][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 119.251404][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.251527][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 119.251658][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 119.251782][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.251902][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.252028][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.252150][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.252270][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.252406][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.252526][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.252657][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.252782][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.252902][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.253027][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.253151][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.253271][ T12] kthread (kernel/kthread.c:436) [ 119.253369][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.253519][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.253651][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.253773][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.253925][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.254046][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.254169][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.256569][ T12] ------------[ cut here ]------------ | [ 119.256704][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 119.256942][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.258033][ T12] Tainted: [W]=WARN [ 119.258127][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.258279][ T12] Workqueue: netns cleanup_net [ 119.258459][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.258668][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.259104][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 119.259255][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265b540 RCX: 1ff4000000018ed5 [ 119.259490][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265b5fc [ 119.259682][ T12] RBP: ff1100000fe29000 R08: 1fe22000024cb6c1 R09: ff11000001aed1d0 [ 119.259862][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.260041][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.260223][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.260483][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.260648][ T12] CR2: 00007fce9517e000 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 119.260831][ T12] PKRU: 55555554 [ 119.260921][ T12] Call Trace: [ 119.261011][ T12] [ 119.261076][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.261232][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.261432][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.261554][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.261684][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 119.261847][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 119.261972][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 119.262102][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.262222][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 119.262398][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 119.262523][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.262654][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.262779][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.262900][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.263021][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.263145][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.263264][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.263434][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.263560][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.263687][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.263813][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.263938][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.264062][ T12] kthread (kernel/kthread.c:436) [ 119.264153][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.264304][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.264475][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.264600][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.264756][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.264877][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.265003][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.268337][ T12] ------------[ cut here ]------------ | [ 119.268492][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.268753][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.269187][ T12] Tainted: [W]=WARN [ 119.269278][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.269439][ T12] Workqueue: netns cleanup_net [ 119.269567][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.269740][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.270181][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 119.270332][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265b000 RCX: 1ff4000000018ed5 [ 119.270520][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265b0bc [ 119.270711][ T12] RBP: ff110000060b9000 R08: 1fe22000024cb619 R09: ff11000001aed1d0 [ 119.270890][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.271069][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.271258][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.271478][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.271646][ T12] CR2: 000055f6c13c0a08 CR3: 0000000010271005 CR4: 0000000000771ef0 [ 119.271828][ T12] PKRU: 55555554 [ 119.271923][ T12] Call Trace: [ 119.272014][ T12] [ 119.272078][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.272233][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.272389][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.272510][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.272642][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 119.272798][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 119.272921][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 119.273044][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.273165][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 119.273288][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 119.273419][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.273540][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.273674][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.273797][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.273918][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.274043][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.274163][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.274286][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.274430][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.274551][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.274691][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.274817][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.274939][ T12] kthread (kernel/kthread.c:436) [ 119.275030][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.275181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.275303][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.275433][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.275591][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.275720][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.275843][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.315571][ T12] ------------[ cut here ]------------ | [ 119.315729][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.315980][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.316445][ T12] Tainted: [W]=WARN [ 119.316542][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.316729][ T12] Workqueue: netns cleanup_net [ 119.316860][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.317026][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.317482][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 119.317655][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbec80 RCX: 1ff4000000018ec7 [ 119.317844][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbed3c [ 119.318038][ T12] RBP: ff11000008db2000 R08: 1fe2200001f77da9 R09: ff11000001aed1d0 [ 119.318223][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 119.318416][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd31000 [ 119.318613][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.318839][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.318996][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.319181][ T12] PKRU: 55555554 [ 119.319275][ T12] Call Trace: [ 119.319377][ T12] [ 119.319442][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.319572][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.319700][ T12] netif_close_many (net/core/dev.c:1804) [ 119.319827][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 119.319949][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 119.320106][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 119.320266][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.320401][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.320558][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.320697][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.320824][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.320948][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.321072][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.321198][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.321324][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.321510][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.321646][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.321775][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.321900][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.322022][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.322148][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.322272][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.322456][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.322614][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.322749][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.322877][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.323006][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.323130][ T12] kthread (kernel/kthread.c:436) [ 119.323223][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.323384][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.323510][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.323646][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.323801][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.323925][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.324050][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.325821][ T12] ------------[ cut here ]------------ | [ 119.325948][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.326196][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.326680][ T12] Tainted: [W]=WARN [ 119.326778][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.326939][ T12] Workqueue: netns cleanup_net [ 119.327070][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.327235][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.327723][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 119.327886][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff4000000018e80 [ 119.328076][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 119.328264][ T12] RBP: ff1100000ed94000 R08: 1fe2200001f77ec1 R09: ff11000001aed1d0 [ 119.328462][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 119.328666][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 119.328861][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.329091][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.329253][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.329508][ T12] PKRU: 55555554 [ 119.329611][ T12] Call Trace: [ 119.329711][ T12] [ 119.329779][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.329961][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.330066][ T12] netif_close_many (net/core/dev.c:1804) [ 119.330197][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 119.330326][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.330551][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 119.330693][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 119.330825][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 119.330959][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 119.331087][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 119.331225][ T12] notifier_call_chain (kernel/notifier.c:85) [ 119.331477][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 119.331616][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 119.331751][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 119.331915][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 119.332078][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.332210][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.332425][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.332556][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.332702][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.332830][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.332957][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.333087][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.333222][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.333360][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.333498][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.333641][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.333770][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.333897][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.334033][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.334162][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.334292][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.334428][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.334563][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.334711][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.334847][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.334976][ T12] kthread (kernel/kthread.c:436) [ 119.335078][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.335239][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.335374][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.335505][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.335679][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.335808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.335937][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.337818][ T12] ------------[ cut here ]------------ | [ 119.337942][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.338182][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.338649][ T12] Tainted: [W]=WARN [ 119.338743][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.338904][ T12] Workqueue: netns cleanup_net [ 119.339033][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.339195][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.339774][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 119.339931][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b677c40 RCX: 1ff4000000018ec7 [ 119.340120][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b677cfc [ 119.340306][ T12] RBP: ff1100000fd31000 R08: 1fe22000016cefa1 R09: ff11000001aed1d0 [ 119.340543][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 119.340741][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 119.340927][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.341149][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.341305][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.341546][ T12] PKRU: 55555554 [ 119.341653][ T12] Call Trace: [ 119.341747][ T12] [ 119.341860][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.341985][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 119.342109][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.342205][ T12] netif_close_many (net/core/dev.c:1804) [ 119.342330][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 119.342507][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 119.342675][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 119.342831][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.342956][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.343112][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.343238][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.343416][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.343546][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.343681][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.343806][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.343933][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.344069][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.344197][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.344325][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.344499][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.344630][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.344757][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.344884][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.345011][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.345139][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.345269][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.345452][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.345582][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.345715][ T12] kthread (kernel/kthread.c:436) [ 119.345809][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.345966][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.346092][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.346217][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.346424][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.346548][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.346683][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.353658][ T12] ------------[ cut here ]------------ | [ 119.353802][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 119.354042][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.354512][ T12] Tainted: [W]=WARN [ 119.354613][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.354782][ T12] Workqueue: netns cleanup_net [ 119.354907][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.355061][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.355489][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.355654][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b676040 RCX: 1ff4000000018eed [ 119.355831][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6760fc [ 119.356007][ T12] RBP: ff11000008ef1000 R08: 1fe22000016cec21 R09: ff11000001aed1d0 [ 119.356186][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.356376][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.356557][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.356780][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.356932][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 119.357110][ T12] PKRU: 55555554 [ 119.357198][ T12] Call Trace: [ 119.357286][ T12] [ 119.357354][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.357507][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.357666][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.357786][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.357930][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.358049][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.358174][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.358293][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.358565][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.358699][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.358821][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.358945][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.359063][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.359184][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.359303][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.359542][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.359676][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.359803][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.359926][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.360049][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.360168][ T12] kthread (kernel/kthread.c:436) [ 119.360260][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.360413][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.360536][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.360664][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.360812][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.360930][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.361049][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.363305][ T12] ------------[ cut here ]------------ | [ 119.363432][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 119.363682][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.364106][ T12] Tainted: [W]=WARN [ 119.364201][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.364353][ T12] Workqueue: netns cleanup_net [ 119.364503][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.364668][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.365091][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.365241][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b677380 RCX: 1ff4000000018eed [ 119.365423][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67743c [ 119.365606][ T12] RBP: ff11000008e51000 R08: 1fe22000016cee89 R09: ff11000001aed1d0 [ 119.365788][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.365963][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.366148][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.366360][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.366508][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 119.366695][ T12] PKRU: 55555554 [ 119.366782][ T12] Call Trace: [ 119.366870][ T12] [ 119.366933][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.367084][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.367231][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.367354][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.367474][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.367603][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.367729][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.367849][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.367971][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.368095][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.368217][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.368340][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.368469][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.368593][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.368723][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.368844][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.368968][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.369091][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.369213][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.369335][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.369459][ T12] kthread (kernel/kthread.c:436) [ 119.369549][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.369716][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.369836][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.369959][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.370111][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.370231][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.370358][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.372665][ T12] ------------[ cut here ]------------ | [ 119.372782][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 119.373022][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.373933][ T12] Tainted: [W]=WARN [ 119.374023][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.374170][ T12] Workqueue: netns cleanup_net [ 119.374294][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.374501][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.374933][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.375081][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be3c0 RCX: 1ff4000000018eed [ 119.375270][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be47c [ 119.375491][ T12] RBP: ff11000012904000 R08: 1fe2200001ad7c91 R09: ff11000001aed1d0 [ 119.375681][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.375857][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.376081][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.376290][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.376485][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 119.376672][ T12] PKRU: 55555554 [ 119.376759][ T12] Call Trace: [ 119.376847][ T12] [ 119.376908][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.377058][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.377206][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.377325][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.377490][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.377613][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.377742][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.377865][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.377986][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.378103][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.378225][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.378344][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.378507][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.378634][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.378757][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.378882][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.379005][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.379123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.379245][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.379416][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.379536][ T12] kthread (kernel/kthread.c:436) [ 119.379636][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.379786][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.379908][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.380027][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.380176][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.380294][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.380459][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.383114][ T12] ------------[ cut here ]------------ | [ 119.383239][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.383479][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.383916][ T12] Tainted: [W]=WARN [ 119.384006][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.384153][ T12] Workqueue: netns cleanup_net [ 119.384276][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.384439][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.384871][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.385023][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be580 RCX: 1ff4000000018eed [ 119.385198][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be63c [ 119.385383][ T12] RBP: ff1100000ed91000 R08: 1fe2200001ad7cc9 R09: ff11000001aed1d0 [ 119.385560][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.385745][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.385922][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.386131][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.386282][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.386471][ T12] PKRU: 55555554 [ 119.386559][ T12] Call Trace: [ 119.386656][ T12] [ 119.386719][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.386870][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.387017][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.387136][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.387258][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.387411][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.387533][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.387660][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.387781][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.387898][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.388024][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.388145][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.388267][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.388390][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.388509][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.388638][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.388761][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.388880][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.389004][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.389130][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.389249][ T12] kthread (kernel/kthread.c:436) [ 119.389339][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.389491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.389616][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.389742][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.389890][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.390015][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.390135][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.392341][ T12] ------------[ cut here ]------------ | [ 119.392471][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.392716][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.393134][ T12] Tainted: [W]=WARN [ 119.393223][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.393379][ T12] Workqueue: netns cleanup_net [ 119.393505][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.393669][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.394091][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.394241][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a740 RCX: 1ff4000000018eed [ 119.394427][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a7fc [ 119.394609][ T12] RBP: ff11000007c19000 R08: 1fe220000194d501 R09: ff11000001aed1d0 [ 119.394789][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.394967][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.395144][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.395356][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.395505][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.395693][ T12] PKRU: 55555554 [ 119.395787][ T12] Call Trace: [ 119.395875][ T12] [ 119.395937][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.396089][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.396236][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.396360][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.396481][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.396606][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.396732][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.396855][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.396975][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.397092][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.397214][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.397334][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.397459][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.397582][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.397708][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.397833][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.397956][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.398074][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.398196][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.398319][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.398446][ T12] kthread (kernel/kthread.c:436) [ 119.398537][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.398694][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.398812][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.398936][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.399084][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.399202][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.399322][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.401530][ T12] ------------[ cut here ]------------ | [ 119.401657][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.401887][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.402305][ T12] Tainted: [W]=WARN [ 119.402403][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.402551][ T12] Workqueue: netns cleanup_net [ 119.402688][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.402846][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.403267][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.403418][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6aac0 RCX: 1ff4000000018eed [ 119.403607][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ab7c [ 119.403788][ T12] RBP: ff1100000feac000 R08: 1fe220000194d571 R09: ff11000001aed1d0 [ 119.403963][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.404139][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.404318][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.404531][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.404688][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.404885][ T12] PKRU: 55555554 [ 119.404972][ T12] Call Trace: [ 119.405060][ T12] [ 119.405124][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.405273][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.405426][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.405545][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.405674][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.405792][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.405910][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.406030][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.406153][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.406269][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.406393][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.406512][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.406637][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.406757][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.406878][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.406999][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.407124][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.407241][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.407367][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.407489][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.407626][ T12] kthread (kernel/kthread.c:436) [ 119.407716][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.407869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.407986][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.408105][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.408258][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.408380][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.408499][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.410689][ T12] ------------[ cut here ]------------ | [ 119.410805][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.411033][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.411462][ T12] Tainted: [W]=WARN [ 119.411552][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.411714][ T12] Workqueue: netns cleanup_net [ 119.411836][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.411995][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.412419][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.412569][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990580 RCX: 1ff4000000018eed [ 119.412751][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299063c [ 119.412928][ T12] RBP: ff11000008499000 R08: 1fe22000025320c9 R09: ff11000001aed1d0 [ 119.413104][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.413278][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.413461][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.413681][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.413828][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.414006][ T12] PKRU: 55555554 [ 119.414099][ T12] Call Trace: [ 119.414190][ T12] [ 119.414276][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.414431][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.414579][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.414707][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.414830][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.414950][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.415086][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.415209][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.415328][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.415451][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.415571][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.415700][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.415816][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.415934][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.416054][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.416175][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.416300][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.416424][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.416551][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.416685][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.416802][ T12] kthread (kernel/kthread.c:436) [ 119.416890][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.417043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.417162][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.417289][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.417448][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.417566][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.417693][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.419701][ T12] ------------[ cut here ]------------ | [ 119.419819][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.420052][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.420474][ T12] Tainted: [W]=WARN [ 119.420563][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.420719][ T12] Workqueue: netns cleanup_net [ 119.420840][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.420992][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.421414][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.421564][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991000 RCX: 1ff4000000018eed [ 119.421748][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129910bc [ 119.421923][ T12] RBP: ff1100000f871000 R08: 1fe2200002532219 R09: ff11000001aed1d0 [ 119.422100][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.422275][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.422464][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.422681][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.422830][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.423008][ T12] PKRU: 55555554 [ 119.423095][ T12] Call Trace: [ 119.423183][ T12] [ 119.423244][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.423400][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.423547][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.423678][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.423799][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.423917][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.424035][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.424156][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.424280][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.424412][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.424535][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.424666][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.424784][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.424907][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.425025][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.425145][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.425267][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.425396][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.425524][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.425659][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.425780][ T12] kthread (kernel/kthread.c:436) [ 119.425869][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.426018][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.426137][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.426256][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.426411][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.426529][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.426655][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.434976][ T12] ------------[ cut here ]------------ | [ 119.435102][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.435339][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.435855][ T12] Tainted: [W]=WARN [ 119.435944][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.436089][ T12] Workqueue: netns cleanup_net [ 119.436212][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.436446][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.436954][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.437100][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990200 RCX: 1ff4000000018eed [ 119.437276][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129902bc [ 119.437458][ T12] RBP: ff110000094b9000 R08: 1fe2200002532059 R09: ff11000001aed1d0 [ 119.437644][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.437818][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.438068][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.438272][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.438501][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.438687][ T12] PKRU: 55555554 [ 119.438775][ T12] Call Trace: [ 119.438862][ T12] [ 119.438923][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.439146][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.439291][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.439415][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.439617][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.439741][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.439858][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.439977][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.440173][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.440290][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.440417][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.440536][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.440734][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.440853][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.440970][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.441089][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.441286][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.441409][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.441533][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.441664][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.441855][ T12] kthread (kernel/kthread.c:436) [ 119.441949][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.442102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.442220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.442415][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.442566][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.442695][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.442814][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.460165][ T12] ------------[ cut here ]------------ | [ 119.460407][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.460723][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.461272][ T12] Tainted: [W]=WARN [ 119.461429][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.461662][ T12] Workqueue: netns cleanup_net [ 119.461846][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.462059][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.462577][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 119.462804][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd271c0 RCX: 1ff4000000018e99 [ 119.463039][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2727c [ 119.463272][ T12] RBP: ff1100000ed94000 R08: 1fe22000017a4e51 R09: ff11000001aed1d0 [ 119.463531][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.463785][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.464023][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.464286][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.464507][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 119.464772][ T12] PKRU: 55555554 [ 119.464916][ T12] Call Trace: [ 119.465059][ T12] [ 119.465175][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.465398][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.465610][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 119.465795][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.465971][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 119.466179][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 119.466373][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 119.466551][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 119.466741][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 119.466920][ T12] notifier_call_chain (kernel/notifier.c:85) [ 119.467099][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 119.467310][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.467533][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.467728][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.467908][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.468084][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.468261][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.468451][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.468643][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.468820][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.469001][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.469178][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.469369][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.469547][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.469734][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.469911][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.470091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.470267][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.470463][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.470661][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.470838][ T12] kthread (kernel/kthread.c:436) [ 119.470983][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.471188][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.471376][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.471552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.471773][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.471949][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.472125][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.481988][ T12] ------------[ cut here ]------------ | [ 119.482176][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.482475][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.483027][ T12] Tainted: [W]=WARN [ 119.483167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.483482][ T12] Workqueue: netns cleanup_net [ 119.483769][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.484076][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.484578][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.484814][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0900 RCX: 1ff4000000018eed [ 119.485042][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe09bc [ 119.485270][ T12] RBP: ff11000008db2000 R08: 1fe2200001ffc139 R09: ff11000001aed1d0 [ 119.485510][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.485757][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.485985][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.486243][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.486456][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 119.486704][ T12] PKRU: 55555554 [ 119.486843][ T12] Call Trace: [ 119.486981][ T12] [ 119.487093][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.487298][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.487512][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.487701][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.487873][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.488042][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.488214][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.488400][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.488575][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.488761][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.488934][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.489104][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.489271][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.489457][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.489642][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.489816][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.489991][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.490173][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.490365][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.490541][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.490729][ T12] kthread (kernel/kthread.c:436) [ 119.490872][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.491070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.491242][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.491427][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.491640][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.491813][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.491989][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.494774][ T12] ------------[ cut here ]------------ | [ 119.494936][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.495215][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.495788][ T12] Tainted: [W]=WARN [ 119.495939][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.496138][ T12] Workqueue: netns cleanup_net [ 119.496311][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.496540][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.497033][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.497233][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0ac0 RCX: 1ff4000000018eed [ 119.497473][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe0b7c [ 119.497719][ T12] RBP: ff11000005a39000 R08: 1fe2200001ffc171 R09: ff11000001aed1d0 [ 119.497949][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.498186][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.498430][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.498730][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.498928][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 119.499158][ T12] PKRU: 55555554 [ 119.499297][ T12] Call Trace: [ 119.499450][ T12] [ 119.499562][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.499779][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.499976][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.500147][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.500337][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.500522][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.500713][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.500886][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.501057][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.501226][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.501415][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.501592][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.501772][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.501945][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.502115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.502287][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.502478][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.502668][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.502843][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.503019][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.503189][ T12] kthread (kernel/kthread.c:436) [ 119.503328][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.503542][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.503733][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.503905][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.504106][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.504276][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.504462][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.507338][ T12] ------------[ cut here ]------------ | [ 119.507575][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.507888][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.508875][ T12] Tainted: [W]=WARN [ 119.509086][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.509332][ T12] Workqueue: netns cleanup_net [ 119.509568][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.509842][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.510389][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.510654][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe11c0 RCX: 1ff4000000018eed [ 119.510930][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe127c [ 119.511215][ T12] RBP: ff11000006129000 R08: 1fe2200001ffc251 R09: ff11000001aed1d0 [ 119.511498][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.511790][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.512064][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.512411][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.512669][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 119.512950][ T12] PKRU: 55555554 [ 119.513133][ T12] Call Trace: [ 119.513316][ T12] [ 119.513485][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.513750][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.513997][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.514212][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.514442][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.514667][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.514887][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.515105][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.515321][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.515579][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.515870][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.516139][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.516416][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.516702][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.516967][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.517234][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.517510][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.517700][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.517874][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.518047][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.518216][ T12] kthread (kernel/kthread.c:436) [ 119.518372][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.518569][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.518756][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.518933][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.519131][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.519302][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.519488][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.522254][ T12] ------------[ cut here ]------------ | [ 119.522931][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 119.523261][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.523943][ T12] Tainted: [W]=WARN [ 119.524130][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.524389][ T12] Workqueue: netns cleanup_net [ 119.524648][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.524905][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.525432][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.525710][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1c40 RCX: 1ff4000000018eed [ 119.525980][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1cfc [ 119.526249][ T12] RBP: ff11000012a29000 R08: 1fe2200001ffc3a1 R09: ff11000001aed1d0 [ 119.526534][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 119.526819][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.527091][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 119.527404][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.527665][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 119.527943][ T12] PKRU: 55555554 [ 119.528125][ T12] Call Trace: [ 119.528306][ T12] [ 119.528503][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.528815][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.529118][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.529396][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.529677][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.529940][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.530202][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.530473][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.530746][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.531003][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.531196][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.531381][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.531547][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.531731][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.531900][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.532072][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.532246][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.532429][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.532614][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.532799][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.532968][ T12] kthread (kernel/kthread.c:436) [ 119.533108][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.533305][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.533488][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.533672][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.533872][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.534041][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.534209][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.550884][ T12] ------------[ cut here ]------------ | [ 119.551048][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.551280][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.551718][ T12] Tainted: [W]=WARN [ 119.551808][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.551958][ T12] Workqueue: netns cleanup_net [ 119.552081][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.552235][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.552676][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.552825][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217540 RCX: 1ff4000000018eed [ 119.553004][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2175fc [ 119.553180][ T12] RBP: ff1100000ed19000 R08: 1fe2200001842ec1 R09: ff11000001aed1d0 [ 119.553359][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.553564][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.553755][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.553960][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.554108][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.554284][ T12] PKRU: 55555554 [ 119.554381][ T12] Call Trace: [ 119.554471][ T12] [ 119.554534][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.554696][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.554843][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.554967][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.555086][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.555228][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.555359][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.555480][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.555611][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.555736][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.555857][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.555975][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.556093][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.556213][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.556331][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.556458][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.556585][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.556725][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.556850][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.556974][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.557094][ T12] kthread (kernel/kthread.c:436) [ 119.557184][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.557332][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.557458][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.557578][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.557743][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.557860][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.557978][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.560165][ T12] ------------[ cut here ]------------ | [ 119.560283][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.560519][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.560956][ T12] Tainted: [W]=WARN [ 119.561045][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.561192][ T12] Workqueue: netns cleanup_net [ 119.561316][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.561478][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.561915][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.562067][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217a80 RCX: 1ff4000000018eed [ 119.562244][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217b3c [ 119.562429][ T12] RBP: ff11000008ddc000 R08: 1fe2200001842f69 R09: ff11000001aed1d0 [ 119.562610][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.562792][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.562973][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.563179][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.563327][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.563512][ T12] PKRU: 55555554 [ 119.563606][ T12] Call Trace: [ 119.563700][ T12] [ 119.563762][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.563942][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.564092][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.564213][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.564333][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.564458][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.564585][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.564716][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.564837][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.564956][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.565078][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.565198][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.565317][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.565441][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.565559][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.565701][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.565828][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.565947][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.566070][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.566195][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.566315][ T12] kthread (kernel/kthread.c:436) [ 119.566413][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.566561][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.566688][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.566807][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.566959][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.567081][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.567199][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.569425][ T12] ------------[ cut here ]------------ | [ 119.569544][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.569783][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.570202][ T12] Tainted: [W]=WARN [ 119.570292][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.570446][ T12] Workqueue: netns cleanup_net [ 119.570568][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.570732][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.571156][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.571304][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6740 RCX: 1ff4000000018eed [ 119.571486][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b67fc [ 119.571678][ T12] RBP: ff1100000a119000 R08: 1fe2200001936d01 R09: ff11000001aed1d0 [ 119.571857][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.572033][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.572233][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.572444][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.572593][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.572778][ T12] PKRU: 55555554 [ 119.572866][ T12] Call Trace: [ 119.572954][ T12] [ 119.573017][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.573167][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.573314][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.573439][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.573559][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.573684][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.573806][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.573929][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.574049][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.574166][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.574290][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.574415][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.574533][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.574658][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.574777][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.574897][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.575017][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.575140][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.575262][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.575393][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.575512][ T12] kthread (kernel/kthread.c:436) [ 119.575606][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.575759][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.575876][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.575995][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.576143][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.576260][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.576386][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.578592][ T12] ------------[ cut here ]------------ | [ 119.578753][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.578984][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.579403][ T12] Tainted: [W]=WARN [ 119.579495][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.579655][ T12] Workqueue: netns cleanup_net [ 119.579778][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.579930][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.580345][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.580499][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186740 RCX: 1ff4000000018eed [ 119.580683][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1867fc [ 119.580857][ T12] RBP: ff110000061cc000 R08: 1fe2200001430d01 R09: ff11000001aed1d0 [ 119.581030][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.581203][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.581384][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.581593][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.581777][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.581956][ T12] PKRU: 55555554 [ 119.582045][ T12] Call Trace: [ 119.582132][ T12] [ 119.582194][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.582352][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.582500][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.582626][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.582755][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.582873][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.582993][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.583114][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.583234][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.583359][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.583483][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.583611][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.583776][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.583900][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.584018][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.584139][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.584263][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.584388][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.584511][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.584642][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.584760][ T12] kthread (kernel/kthread.c:436) [ 119.584850][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.584996][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.585117][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.585239][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.585391][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.585510][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.585639][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.587683][ T12] ------------[ cut here ]------------ | [ 119.587801][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.588033][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.588460][ T12] Tainted: [W]=WARN [ 119.588548][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.588710][ T12] Workqueue: netns cleanup_net [ 119.588832][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.588987][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.589414][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.589565][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186900 RCX: 1ff4000000018eed [ 119.589752][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1869bc [ 119.589929][ T12] RBP: ff1100000fd34000 R08: 1fe2200001430d39 R09: ff11000001aed1d0 [ 119.590107][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.590282][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.590465][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.590686][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.590839][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.591018][ T12] PKRU: 55555554 [ 119.591106][ T12] Call Trace: [ 119.591194][ T12] [ 119.591256][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.591419][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.591570][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.591701][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.591823][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.591943][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.592062][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.592183][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.592307][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.592431][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.592559][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.592687][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.592805][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.592926][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.593045][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.593166][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.593293][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.593422][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.593548][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.593682][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.593802][ T12] kthread (kernel/kthread.c:436) [ 119.593892][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.594039][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.594158][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.594276][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.594428][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.594546][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.594676][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.596713][ T12] ------------[ cut here ]------------ | [ 119.596832][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.597062][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.597487][ T12] Tainted: [W]=WARN [ 119.597577][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.597734][ T12] Workqueue: netns cleanup_net [ 119.597859][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.598014][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.598440][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.598593][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187c40 RCX: 1ff4000000018eed [ 119.598779][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187cfc [ 119.598958][ T12] RBP: ff1100000a37c000 R08: 1fe2200001430fa1 R09: ff11000001aed1d0 [ 119.599138][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.599317][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.599509][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.599724][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.599872][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.600050][ T12] PKRU: 55555554 [ 119.600139][ T12] Call Trace: [ 119.600228][ T12] [ 119.600290][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.600446][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.600593][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.600716][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.600836][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.600955][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.601079][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.601200][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.601321][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.601448][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.601570][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.601700][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.601818][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.601937][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.602058][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.602182][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.602305][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.602431][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.602554][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.602688][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.602811][ T12] kthread (kernel/kthread.c:436) [ 119.602901][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.603048][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.603167][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.603285][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.603441][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.603562][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.603687][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.605984][ T12] ------------[ cut here ]------------ | [ 119.606103][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.606341][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.606800][ T12] Tainted: [W]=WARN [ 119.606897][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.607056][ T12] Workqueue: netns cleanup_net [ 119.607179][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.607332][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.607772][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 119.607922][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50c80 RCX: 1ff4000000018eed [ 119.608130][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50d3c [ 119.608340][ T12] RBP: ff1100000fd31000 R08: 1fe22000019ea1a9 R09: ff11000001aed1d0 [ 119.608522][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.608715][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.608893][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.609099][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.609246][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.609429][ T12] PKRU: 55555554 [ 119.609518][ T12] Call Trace: [ 119.609611][ T12] [ 119.609681][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.609832][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.609978][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 119.610102][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 119.610221][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 119.610343][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 119.610468][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.610593][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 119.610720][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.610837][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.610958][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.611078][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.611199][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.611320][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.611460][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.611585][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.611717][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.611834][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.611956][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.612079][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.612197][ T12] kthread (kernel/kthread.c:436) [ 119.612287][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.612450][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.612572][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.612703][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.612849][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.612968][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.613087][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.621454][ T2531] ------------[ cut here ]------------ | [ 119.621608][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531 | [ 119.621875][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.622322][ T2531] Tainted: [W]=WARN [ 119.622427][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.622596][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.622792][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.623273][ T2531] RSP: 0018:ffa00000005b7a80 EFLAGS: 00010286 [ 119.623447][ T2531] RAX: 00000000ffffffa6 RBX: ff1100000c4151c0 RCX: 1ff40000000b6f16 [ 119.623657][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41527c [ 119.623856][ T2531] RBP: ff110000095dc000 R08: 1fe2200001882a51 R09: ff11000012a1ae80 [ 119.624052][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.624247][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095dc000 [ 119.624456][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.624702][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.624868][ T2531] CR2: 00007f8049f61690 CR3: 0000000012b79002 CR4: 0000000000771ef0 [ 119.625068][ T2531] PKRU: 55555554 [ 119.625166][ T2531] Call Trace: [ 119.625265][ T2531] [ 119.625333][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.625474][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.625613][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.625720][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.625853][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.626016][ T2531] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.626149][ T2531] register_netdev (net/core/dev.c:11552) [ 119.626283][ T2531] loopback_net_init (drivers/net/loopback.c:218) [ 119.626422][ T2531] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 119.626558][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.626668][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.626767][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.626898][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.627035][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.627167][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.627299][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.627439][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.627572][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.627715][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.627846][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.627977][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.628111][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.628244][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.628381][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.628518][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.628659][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.628790][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.628920][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.629084][ T2531] RIP: 0033:0x7f804a017bcb [ 119.629222][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.629706][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.629905][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.630102][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.630300][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.630506][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.630712][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.642537][ T2531] ------------[ cut here ]------------ | [ 119.642703][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531 | [ 119.642977][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.643428][ T2531] Tainted: [W]=WARN [ 119.643528][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.643704][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.643876][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.644351][ T2531] RSP: 0018:ffa00000005b7918 EFLAGS: 00010286 [ 119.644519][ T2531] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff40000000b6ee9 [ 119.644726][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 119.644923][ T2531] RBP: ff1100000f911000 R08: 1fe2200001f451a9 R09: ff11000012a1ae80 [ 119.645122][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.645318][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f911000 [ 119.645523][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.645763][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.645936][ T2531] CR2: 00007f8049f61690 CR3: 0000000012b79002 CR4: 0000000000771ef0 [ 119.646136][ T2531] PKRU: 55555554 [ 119.646236][ T2531] Call Trace: [ 119.646335][ T2531] [ 119.646409][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.646542][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.646687][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.646788][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.646926][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.647094][ T2531] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.647229][ T2531] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.647368][ T2531] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.647503][ T2531] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.647650][ T2531] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.647784][ T2531] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.647919][ T2531] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.648056][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.648157][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.648259][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.648393][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.648527][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.648669][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.648803][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.648942][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.649077][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.649211][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.649343][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.649484][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.649628][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.649764][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.649895][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.650028][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.650159][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.650306][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.650446][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.650620][ T2531] RIP: 0033:0x7f804a017bcb [ 119.650763][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.651237][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.651443][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.651654][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.651852][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.652052][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.652267][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.658370][ T12] ------------[ cut here ]------------ | [ 119.658525][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 119.658773][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.659204][ T12] Tainted: [W]=WARN [ 119.659295][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.659956][ T12] Workqueue: netns cleanup_net [ 119.660085][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.660280][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.660776][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 119.660930][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c040 RCX: 1ff4000000018ed5 [ 119.661115][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c0fc [ 119.661299][ T12] RBP: ff11000009769000 R08: 1fe22000017ed821 R09: ff11000001aed1d0 [ 119.661533][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.661770][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.661950][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.662162][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.662315][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 119.662559][ T12] PKRU: 55555554 [ 119.662657][ T12] Call Trace: [ 119.662747][ T12] [ 119.662819][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.662974][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.663127][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.663265][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 119.663440][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 119.663562][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.663694][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 119.663817][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 119.663941][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.664060][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.664185][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.664305][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.664485][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.664612][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.664778][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.664964][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.665123][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.665243][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.665422][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.665549][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.665683][ T12] kthread (kernel/kthread.c:436) [ 119.665774][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.665930][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.666051][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.666171][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.666329][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.666501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.666630][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.668997][ T12] ------------[ cut here ]------------ | [ 119.669124][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 119.669375][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.669821][ T12] Tainted: [W]=WARN [ 119.669912][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.670066][ T12] Workqueue: netns cleanup_net [ 119.670192][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.670358][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.670839][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 119.670991][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c740 RCX: 1ff4000000018ed5 [ 119.671170][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c7fc [ 119.671360][ T12] RBP: ff1100000cb4c000 R08: 1fe22000017ed901 R09: ff11000001aed1d0 [ 119.671541][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.671732][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 119.671915][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.672127][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.672280][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2003 CR4: 0000000000771ef0 [ 119.672470][ T12] PKRU: 55555554 [ 119.672560][ T12] Call Trace: [ 119.672657][ T12] [ 119.672719][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 119.672872][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 119.673032][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.673156][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 119.673280][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 119.673408][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 119.673529][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 119.673659][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 119.673811][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 119.673933][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.674056][ T12] cleanup_net (net/core/net_namespace.c:702) [ 119.674178][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 119.674297][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 119.674425][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 119.674545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 119.674679][ T12] process_one_work (kernel/workqueue.c:3314) [ 119.674804][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 119.674923][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 119.675049][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 119.675176][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 119.675296][ T12] kthread (kernel/kthread.c:436) [ 119.675391][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 119.675540][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.675669][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 119.675788][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 119.675939][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 119.676061][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 119.676180][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.686238][ T2531] ------------[ cut here ]------------ | [ 119.686403][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531 | [ 119.686685][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.687129][ T2531] Tainted: [W]=WARN [ 119.687228][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.687420][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.687596][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.688075][ T2531] RSP: 0018:ffa00000005b78f8 EFLAGS: 00010286 [ 119.688245][ T2531] RAX: 00000000ffffffa6 RBX: ff110000104de3c0 RCX: 1ff40000000b6ee5 [ 119.688447][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de47c [ 119.688658][ T2531] RBP: ff1100000f874000 R08: 1fe220000209bc91 R09: ff11000012a1ae80 [ 119.688855][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.689051][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f874000 [ 119.689251][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.689489][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.689667][ T2531] CR2: 00007f8049f61690 CR3: 0000000012b79002 CR4: 0000000000771ef0 [ 119.689869][ T2531] PKRU: 55555554 [ 119.689967][ T2531] Call Trace: [ 119.690067][ T2531] [ 119.690135][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.690272][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.690414][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.690517][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.690664][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.690830][ T2531] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.690964][ T2531] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.691097][ T2531] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.691230][ T2531] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.691373][ T2531] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.691524][ T2531] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.691667][ T2531] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 119.691803][ T2531] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 119.691941][ T2531] vti_init_net (net/ipv4/ip_vti.c:517) [ 119.692076][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.692180][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.692283][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.692423][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.692560][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.692708][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.692843][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.692981][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.693117][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.693253][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.693394][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.693528][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.693673][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.693810][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.693944][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.694082][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.694215][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.694354][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.694494][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.694669][ T2531] RIP: 0033:0x7f804a017bcb [ 119.694810][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.695285][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.695555][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.695769][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.695969][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.696168][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.696377][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.700619][ T2531] ------------[ cut here ]------------ | [ 119.700768][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531 | [ 119.701052][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.701514][ T2531] Tainted: [W]=WARN [ 119.701626][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.701796][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.701971][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.702445][ T2531] RSP: 0018:ffa00000005b7a78 EFLAGS: 00010286 [ 119.702634][ T2531] RAX: 00000000ffffffa6 RBX: ff110000104df380 RCX: 1ff40000000b6f15 [ 119.702860][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df43c [ 119.703062][ T2531] RBP: ff11000008fe1000 R08: 1fe220000209be89 R09: ff11000012a1ae80 [ 119.703268][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.703494][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008fe1000 [ 119.703708][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.703947][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.704115][ T2531] CR2: 00007f8049f61690 CR3: 0000000012b79002 CR4: 0000000000771ef0 [ 119.704318][ T2531] PKRU: 55555554 [ 119.704425][ T2531] Call Trace: [ 119.704524][ T2531] [ 119.704596][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.704741][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.704875][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.704978][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.705115][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.705289][ T2531] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.705431][ T2531] register_netdev (net/core/dev.c:11552) [ 119.705568][ T2531] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 119.705715][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.705817][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.705920][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.706054][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.706187][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.706324][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.706462][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.706600][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.706739][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.706873][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.707007][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.707141][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.707278][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.707419][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.707551][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.707693][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.707826][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.707958][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.708091][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.708256][ T2531] RIP: 0033:0x7f804a017bcb [ 119.708400][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.708888][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.709088][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.709288][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.709502][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.709712][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.709910][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.714122][ T2531] ------------[ cut here ]------------ | [ 119.714260][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531 | [ 119.714530][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.715001][ T2531] Tainted: [W]=WARN [ 119.715103][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.715273][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.715454][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.715937][ T2531] RSP: 0018:ffa00000005b7a68 EFLAGS: 00010286 [ 119.716111][ T2531] RAX: 00000000ffffffa6 RBX: ff1100000eed9a80 RCX: 1ff40000000b6f13 [ 119.716311][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9b3c [ 119.716519][ T2531] RBP: ff1100000f909000 R08: 1fe2200001ddb369 R09: ff11000012a1ae80 [ 119.716731][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.716930][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f909000 [ 119.717131][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.717373][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.717542][ T2531] CR2: 00007f8049f61690 CR3: 0000000012b79002 CR4: 0000000000771ef0 [ 119.717753][ T2531] PKRU: 55555554 [ 119.717853][ T2531] Call Trace: [ 119.717951][ T2531] [ 119.718019][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.718159][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.718293][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.718397][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.718531][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.718713][ T2531] register_netdev (net/core/dev.c:11552) [ 119.718845][ T2531] sit_init_net (net/ipv6/sit.c:1860) [ 119.718978][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.719080][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.719181][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.719315][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.719453][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.719591][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.719731][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.719866][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.719998][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.720132][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.720263][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.720401][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.720535][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.720684][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.720818][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.720951][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.721083][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.721217][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.721357][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.721523][ T2531] RIP: 0033:0x7f804a017bcb [ 119.721668][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.722142][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.722342][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.722547][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.722755][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.722953][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.723152][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.729045][ T2531] ------------[ cut here ]------------ | [ 119.729196][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2531 | [ 119.729472][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.729933][ T2531] Tainted: [W]=WARN [ 119.730034][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.730202][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.730386][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.730872][ T2531] RSP: 0018:ffa00000005b7a78 EFLAGS: 00010286 [ 119.731045][ T2531] RAX: 00000000ffffffa6 RBX: ff1100000d842040 RCX: 1ff40000000b6f15 [ 119.731248][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8420fc [ 119.731458][ T2531] RBP: ff1100000ebe4000 R08: 1fe2200001b08421 R09: ff11000012a1ae80 [ 119.731670][ T2531] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.731872][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebe4000 [ 119.732078][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.732316][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.732493][ T2531] CR2: 00007f4e2aaa0f98 CR3: 0000000012b79004 CR4: 0000000000771ef0 [ 119.732704][ T2531] PKRU: 55555554 [ 119.732804][ T2531] Call Trace: [ 119.732910][ T2531] [ 119.732980][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.733114][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.733250][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.733358][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.733495][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.733669][ T2531] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.733808][ T2531] register_netdev (net/core/dev.c:11552) [ 119.733947][ T2531] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 119.734082][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.734184][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.734290][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.734963][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.735099][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.735236][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.735431][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.735569][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.735715][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.735859][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.736003][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.736136][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.736270][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.736464][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.736600][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.736739][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.736872][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.737006][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.737193][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.737413][ T2531] RIP: 0033:0x7f804a017bcb [ 119.737555][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.738044][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.738246][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.738505][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.738718][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.738930][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.739131][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.757470][ T2531] ------------[ cut here ]------------ | [ 119.757631][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2531 | [ 119.757894][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.758334][ T2531] Tainted: [W]=WARN [ 119.758440][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.758612][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.758792][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.759279][ T2531] RSP: 0018:ffa00000005b7918 EFLAGS: 00010286 [ 119.759451][ T2531] RAX: 00000000ffffffa6 RBX: ff110000104d6ac0 RCX: 1ff40000000b6ee9 [ 119.759659][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104d6b7c [ 119.759870][ T2531] RBP: ff1100000fad4000 R08: 1fe220000209ad71 R09: ff11000012a1ae80 [ 119.760066][ T2531] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.760263][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fad4000 [ 119.760467][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.760720][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.760889][ T2531] CR2: 00007f4e2aaa0f98 CR3: 0000000012b79004 CR4: 0000000000771ef0 [ 119.761086][ T2531] PKRU: 55555554 [ 119.761184][ T2531] Call Trace: [ 119.761283][ T2531] [ 119.761357][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.761490][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.761633][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.761734][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.761867][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.762033][ T2531] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.762173][ T2531] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.762306][ T2531] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.762444][ T2531] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.762579][ T2531] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.762722][ T2531] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.762856][ T2531] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.762990][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.763091][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.763192][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.763323][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.763458][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.763599][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.763740][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.763875][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.764008][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.764139][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.764271][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.764409][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.764541][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.764686][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.764817][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.764948][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.765080][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.765211][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.765341][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.765511][ T2531] RIP: 0033:0x7f804a017bcb [ 119.765658][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.766125][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.766322][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.766526][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.766729][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.766925][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.767120][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.771437][ T2531] ------------[ cut here ]------------ | [ 119.771571][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2531 | [ 119.771839][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.772272][ T2531] Tainted: [W]=WARN [ 119.772377][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.772547][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.772728][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.773207][ T2531] RSP: 0018:ffa00000005b7918 EFLAGS: 00010286 [ 119.773377][ T2531] RAX: 00000000ffffffa6 RBX: ff1100000d843540 RCX: 1ff40000000b6ee9 [ 119.773574][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8435fc [ 119.773789][ T2531] RBP: ff1100000e951000 R08: 1fe2200001b086c1 R09: ff11000012a1ae80 [ 119.773984][ T2531] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.774181][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e951000 [ 119.774385][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.774628][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.774795][ T2531] CR2: 00007f4e2aaa0f98 CR3: 0000000012b79004 CR4: 0000000000771ef0 [ 119.774998][ T2531] PKRU: 55555554 [ 119.775098][ T2531] Call Trace: [ 119.775196][ T2531] [ 119.775264][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.775401][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.775534][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.775647][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.775780][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.775944][ T2531] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.776076][ T2531] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.776207][ T2531] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.776344][ T2531] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.776482][ T2531] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.776626][ T2531] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.776760][ T2531] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.776894][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.776995][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.777095][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.777226][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.777361][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.777495][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.777636][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.777772][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.777905][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.778041][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.778172][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.778306][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.778443][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.778578][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.778718][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.778849][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.778980][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.779110][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.779243][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.779412][ T2531] RIP: 0033:0x7f804a017bcb [ 119.779555][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.780033][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.780232][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.780438][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.780647][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.780842][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.781040][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.785496][ T2531] ------------[ cut here ]------------ | [ 119.785646][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2531 | [ 119.785906][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.786341][ T2531] Tainted: [W]=WARN [ 119.786448][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.786627][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.786797][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.787265][ T2531] RSP: 0018:ffa00000005b7918 EFLAGS: 00010286 [ 119.787435][ T2531] RAX: 00000000ffffffa6 RBX: ff110000104d7a80 RCX: 1ff40000000b6ee9 [ 119.787657][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104d7b3c [ 119.787856][ T2531] RBP: ff11000008e54000 R08: 1fe220000209af69 R09: ff11000012a1ae80 [ 119.788053][ T2531] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.788250][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e54000 [ 119.788457][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.788724][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.788913][ T2531] CR2: 00007f4e2aaa0f98 CR3: 0000000012b79004 CR4: 0000000000771ef0 [ 119.789113][ T2531] PKRU: 55555554 [ 119.789213][ T2531] Call Trace: [ 119.789310][ T2531] [ 119.789385][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.789531][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.789689][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.789789][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.789923][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.790087][ T2531] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.790221][ T2531] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.790359][ T2531] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.790491][ T2531] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.790633][ T2531] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.790771][ T2531] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.790906][ T2531] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.791041][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.791141][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.791241][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.791382][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.791514][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.791660][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.791796][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.791931][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.792063][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.792199][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.792332][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.792469][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.792609][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.792747][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.792878][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.793008][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.793138][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.793270][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.793407][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.793572][ T2531] RIP: 0033:0x7f804a017bcb [ 119.793720][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.794189][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.794395][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.794594][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.794795][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.794991][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.795186][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.800007][ T2531] ------------[ cut here ]------------ | [ 119.800155][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2531 | [ 119.800426][ T2531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.800890][ T2531] Tainted: [W]=WARN [ 119.800993][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.801162][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.801339][ T2531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.801834][ T2531] RSP: 0018:ffa00000005b7a70 EFLAGS: 00010286 [ 119.802008][ T2531] RAX: 00000000ffffffa6 RBX: ff1100000c2c6040 RCX: 1ff40000000b6f14 [ 119.802211][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2c60fc [ 119.802694][ T2531] RBP: ff1100000ed1c000 R08: 1fe2200001858c21 R09: ff11000012a1ae80 [ 119.802909][ T2531] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.803113][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed1c000 [ 119.803319][ T2531] FS: 00007f8049d55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.803570][ T2531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.803754][ T2531] CR2: 00007f4e2aaa0f98 CR3: 0000000012b79004 CR4: 0000000000771ef0 [ 119.803958][ T2531] PKRU: 55555554 [ 119.804059][ T2531] Call Trace: [ 119.804159][ T2531] [ 119.804228][ T2531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.804365][ T2531] ? notifier_call_chain (kernel/notifier.c:85) [ 119.804501][ T2531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.804611][ T2531] register_netdevice (net/core/dev.c:11488) [ 119.804754][ T2531] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.804922][ T2531] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.805060][ T2531] register_netdev (net/core/dev.c:11552) [ 119.805195][ T2531] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 119.805333][ T2531] ops_init (net/core/net_namespace.c:137) [ 119.805442][ T2531] setup_net (net/core/net_namespace.c:446) [ 119.805546][ T2531] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.805688][ T2531] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.805823][ T2531] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.805961][ T2531] copy_net_ns (net/core/net_namespace.c:579) [ 119.806096][ T2531] create_new_namespaces (kernel/nsproxy.c:132) [ 119.806232][ T2531] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.806373][ T2531] ksys_unshare (kernel/fork.c:3243) [ 119.806510][ T2531] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.806656][ T2531] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.806791][ T2531] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.806932][ T2531] ? __ia32_sys_open (fs/open.c:1374) [ 119.807071][ T2531] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.807205][ T2531] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.807340][ T2531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.807486][ T2531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.807635][ T2531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.807776][ T2531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.807943][ T2531] RIP: 0033:0x7f804a017bcb [ 119.808083][ T2531] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.808564][ T2531] RSP: 002b:00007ffcb51baf48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 119.808780][ T2531] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f804a017bcb [ 119.808982][ T2531] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.809181][ T2531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.809392][ T2531] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb51bd170 [ 119.809595][ T2531] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb51be877 | [ 119.850267][ T2532] ------------[ cut here ]------------ | [ 119.850441][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2532 | [ 119.850715][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.851156][ T2532] Tainted: [W]=WARN [ 119.851257][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.851428][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.851609][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.852088][ T2532] RSP: 0018:ffa00000005d7a80 EFLAGS: 00010286 [ 119.852254][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000ce34900 RCX: 1ff40000000baf16 [ 119.852459][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce349bc [ 119.852686][ T2532] RBP: ff1100001374c000 R08: 1fe22000019c6939 R09: ff11000012a1d180 [ 119.852882][ T2532] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.853079][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001374c000 [ 119.853279][ T2532] FS: 00007fe342669840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.853522][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.853698][ T2532] CR2: 00007fe34286ac20 CR3: 0000000010271004 CR4: 0000000000771ef0 [ 119.853899][ T2532] PKRU: 55555554 [ 119.854001][ T2532] Call Trace: [ 119.854099][ T2532] [ 119.854168][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.854302][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.854444][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.854547][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.854700][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.854869][ T2532] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.855003][ T2532] register_netdev (net/core/dev.c:11552) [ 119.855133][ T2532] loopback_net_init (drivers/net/loopback.c:218) [ 119.855277][ T2532] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 119.855417][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.855524][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.855632][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.855789][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.855921][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.856055][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.856190][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.856325][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.856461][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.856595][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.856733][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.856863][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.857006][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.857139][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.857271][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.857408][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.857541][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.857703][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.857840][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.858003][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.858141][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.858635][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.858839][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.859034][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.859232][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.859436][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.859649][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.864099][ T2532] ------------[ cut here ]------------ | [ 119.864237][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2532 | [ 119.864504][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.864954][ T2532] Tainted: [W]=WARN [ 119.865053][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.865218][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.865395][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.865871][ T2532] RSP: 0018:ffa00000005d7918 EFLAGS: 00010286 [ 119.866036][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000bd83380 RCX: 1ff40000000baee9 [ 119.866236][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8343c [ 119.866439][ T2532] RBP: ff1100000fbac000 R08: 1fe22000017b0689 R09: ff11000012a1d180 [ 119.866648][ T2532] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.866843][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbac000 [ 119.867043][ T2532] FS: 00007fe342669840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.867272][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.867443][ T2532] CR2: 00007fe34286ac20 CR3: 0000000010271004 CR4: 0000000000771ef0 [ 119.867654][ T2532] PKRU: 55555554 [ 119.867752][ T2532] Call Trace: [ 119.867850][ T2532] [ 119.867919][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.868051][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.868181][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.868281][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.868421][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.868592][ T2532] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.868732][ T2532] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.868866][ T2532] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.869000][ T2532] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.869134][ T2532] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.869269][ T2532] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.869408][ T2532] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.869543][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.869654][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.869754][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.869887][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.870020][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.870163][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.870302][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.870442][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.870575][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.870717][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.870850][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.870982][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.871119][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.871253][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.871392][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.871523][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.871662][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.871807][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.871938][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.872100][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.872237][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.872731][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.872932][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.873129][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.873324][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.873524][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.873731][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.877633][ T2532] ------------[ cut here ]------------ | [ 119.877773][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2532 | [ 119.878048][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.878497][ T2532] Tainted: [W]=WARN [ 119.878602][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.878780][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.878953][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.879453][ T2532] RSP: 0018:ffa00000005d78f8 EFLAGS: 00010286 [ 119.879632][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000bd823c0 RCX: 1ff40000000baee5 [ 119.879833][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd8247c [ 119.880054][ T2532] RBP: ff11000005289000 R08: 1fe22000017b0491 R09: ff11000012a1d180 [ 119.880255][ T2532] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.880459][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005289000 [ 119.880668][ T2532] FS: 00007fe342669840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.880906][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.881073][ T2532] CR2: 00007fe34286ac20 CR3: 0000000010271004 CR4: 0000000000771ef0 [ 119.881273][ T2532] PKRU: 55555554 [ 119.881378][ T2532] Call Trace: [ 119.881480][ T2532] [ 119.881549][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.881694][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.881827][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.881930][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.882064][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.882231][ T2532] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.882374][ T2532] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.882509][ T2532] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.882654][ T2532] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.882790][ T2532] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.882930][ T2532] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.883069][ T2532] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 119.883203][ T2532] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 119.883339][ T2532] vti_init_net (net/ipv4/ip_vti.c:517) [ 119.883481][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.883588][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.883698][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.883831][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.883965][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.884102][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.884240][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.884385][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.884522][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.884664][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.884802][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.884937][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.885080][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.885216][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.885356][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.885492][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.885632][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.885767][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.885901][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.886067][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.886208][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.886708][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.886910][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.887111][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.887310][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.887516][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.887727][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.891901][ T2532] ------------[ cut here ]------------ | [ 119.892054][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2532 | [ 119.892311][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.892768][ T2532] Tainted: [W]=WARN [ 119.892872][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.893038][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.893209][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.893711][ T2532] RSP: 0018:ffa00000005d7a78 EFLAGS: 00010286 [ 119.893878][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000ce35540 RCX: 1ff40000000baf15 [ 119.894085][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce355fc [ 119.894281][ T2532] RBP: ff1100000ff3c000 R08: 1fe22000019c6ac1 R09: ff11000012a1d180 [ 119.894495][ T2532] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 119.894704][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff3c000 [ 119.894903][ T2532] FS: 00007fe342669840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 119.895136][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.895400][ T2532] CR2: 00007fe34286ac20 CR3: 0000000010271004 CR4: 0000000000771ef0 [ 119.895604][ T2532] PKRU: 55555554 [ 119.895709][ T2532] Call Trace: [ 119.895895][ T2532] [ 119.895963][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.896097][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.896230][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.896331][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.896560][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.896730][ T2532] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.896865][ T2532] register_netdev (net/core/dev.c:11552) [ 119.896997][ T2532] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 119.897224][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.897330][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.897436][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.897570][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.897800][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.897933][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.898066][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.898201][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.898426][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.898558][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.898699][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.898832][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.899068][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.899201][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.899333][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.899471][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.899702][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.899839][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.899972][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.900135][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.900371][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.900851][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.901052][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.901246][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.901447][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.901655][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.901854][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.915835][ T2532] ------------[ cut here ]------------ | [ 119.916000][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2532 | [ 119.916268][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.916731][ T2532] Tainted: [W]=WARN [ 119.916831][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.916996][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.917168][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.917662][ T2532] RSP: 0018:ffa00000005d7a68 EFLAGS: 00010286 [ 119.917830][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000fb2e200 RCX: 1ff40000000baf13 [ 119.918027][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e2bc [ 119.918227][ T2532] RBP: ff11000004fc9000 R08: 1fe2200001f65c59 R09: ff11000012a1d180 [ 119.918451][ T2532] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.918660][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004fc9000 [ 119.918859][ T2532] FS: 00007fe342669840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.919098][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.919264][ T2532] CR2: 00007f8049f61690 CR3: 0000000010271004 CR4: 0000000000771ef0 [ 119.919476][ T2532] PKRU: 55555554 [ 119.919576][ T2532] Call Trace: [ 119.919686][ T2532] [ 119.919755][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.919889][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.920025][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.920126][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.920261][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.920433][ T2532] register_netdev (net/core/dev.c:11552) [ 119.920568][ T2532] sit_init_net (net/ipv6/sit.c:1860) [ 119.920713][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.920815][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.920919][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.921049][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.921182][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.921316][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.921457][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.921596][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.921733][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.921868][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.922001][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.922134][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.922269][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.922416][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.922550][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.922692][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.922825][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.922959][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.923090][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.923256][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.923397][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.923929][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.924158][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.924361][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.924569][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.924780][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.924980][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.937000][ T2532] ------------[ cut here ]------------ | [ 119.937159][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2532 | [ 119.937429][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.937885][ T2532] Tainted: [W]=WARN [ 119.937985][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.938152][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.938324][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.938845][ T2532] RSP: 0018:ffa00000005d7a78 EFLAGS: 00010286 [ 119.939015][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000eed8200 RCX: 1ff40000000baf15 [ 119.939214][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed82bc [ 119.939419][ T2532] RBP: ff1100001373c000 R08: 1fe2200001ddb059 R09: ff11000012a1d180 [ 119.939631][ T2532] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.939831][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001373c000 [ 119.940035][ T2532] FS: 00007fe342669840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.940268][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.940442][ T2532] CR2: 00007f8049f61690 CR3: 0000000010271004 CR4: 0000000000771ef0 [ 119.940658][ T2532] PKRU: 55555554 [ 119.940761][ T2532] Call Trace: [ 119.940862][ T2532] [ 119.940932][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.941066][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.941198][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.941302][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.941442][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.941617][ T2532] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 119.941762][ T2532] register_netdev (net/core/dev.c:11552) [ 119.941895][ T2532] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 119.942030][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.942134][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.942236][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.942375][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.942509][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.942657][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.942792][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.942930][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.943066][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.943199][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.943332][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.943472][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.943612][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.943754][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.943889][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.944029][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.944165][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.944298][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.944437][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.944607][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.944752][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.945244][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.945454][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.945661][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.945858][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.946056][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.946255][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.950570][ T2532] ------------[ cut here ]------------ | [ 119.950729][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2532 | [ 119.950991][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.951445][ T2532] Tainted: [W]=WARN [ 119.951563][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.951746][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.951916][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.952415][ T2532] RSP: 0018:ffa00000005d7918 EFLAGS: 00010286 [ 119.952586][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000ff5be00 RCX: 1ff40000000baee9 [ 119.952791][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5bebc [ 119.952986][ T2532] RBP: ff11000007f79000 R08: 1fe2200001feb7d9 R09: ff11000012a1d180 [ 119.953182][ T2532] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 119.953391][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f79000 [ 119.953593][ T2532] FS: 00007fe342669840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 119.953830][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.953997][ T2532] CR2: 00007f8049f61690 CR3: 0000000010271004 CR4: 0000000000771ef0 [ 119.954198][ T2532] PKRU: 55555554 [ 119.954297][ T2532] Call Trace: [ 119.954400][ T2532] [ 119.954472][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.954611][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.954751][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.954851][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.954994][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.955163][ T2532] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.955298][ T2532] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.955436][ T2532] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.955571][ T2532] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.955717][ T2532] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.955871][ T2532] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.956012][ T2532] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.956145][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.956247][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.956352][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.956495][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.956663][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.956798][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.956931][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.957066][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.957219][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.957356][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.957489][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.957631][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.957765][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.957901][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.958033][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.958164][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.958294][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.958428][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.958580][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.958764][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.958901][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.959376][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.959576][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.959784][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.959981][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.960177][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.960378][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.966610][ T2532] ------------[ cut here ]------------ | [ 119.966779][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2532 | [ 119.967041][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.967528][ T2532] Tainted: [W]=WARN [ 119.967635][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.967802][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.967973][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.968454][ T2532] RSP: 0018:ffa00000005d7918 EFLAGS: 00010286 [ 119.968631][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000fac3a80 RCX: 1ff40000000baee9 [ 119.968835][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fac3b3c [ 119.969029][ T2532] RBP: ff1100000a32c000 R08: 1fe2200001f58769 R09: ff11000012a1d180 [ 119.969230][ T2532] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.969442][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 119.969651][ T2532] FS: 00007fe342669840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.969884][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.970049][ T2532] CR2: 00007f8049e22574 CR3: 0000000010271006 CR4: 0000000000771ef0 [ 119.970249][ T2532] PKRU: 55555554 [ 119.970356][ T2532] Call Trace: [ 119.970455][ T2532] [ 119.970526][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.970666][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.970797][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.970897][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.971030][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.971194][ T2532] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.971328][ T2532] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.971465][ T2532] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.971601][ T2532] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.971741][ T2532] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.971874][ T2532] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.972010][ T2532] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.972143][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.972244][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.972355][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.972487][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.972652][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.972787][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.972920][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.973057][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.973190][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.973320][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.973459][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.973593][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.973732][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.973867][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.974015][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.974150][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.974280][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.974418][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.974550][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.974727][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.974867][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.975334][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.975537][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.975752][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.975953][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.976150][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.976352][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.980775][ T2532] ------------[ cut here ]------------ | [ 119.980923][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2532 | [ 119.981185][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.981635][ T2532] Tainted: [W]=WARN [ 119.981734][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.981898][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.982068][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.982566][ T2532] RSP: 0018:ffa00000005d7918 EFLAGS: 00010286 [ 119.982746][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000fac2580 RCX: 1ff40000000baee9 [ 119.982942][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fac263c [ 119.983152][ T2532] RBP: ff1100000eb01000 R08: 1fe2200001f584c9 R09: ff11000012a1d180 [ 119.983361][ T2532] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.983557][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb01000 [ 119.983764][ T2532] FS: 00007fe342669840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.984020][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.984185][ T2532] CR2: 00007f8049e22574 CR3: 0000000010271006 CR4: 0000000000771ef0 [ 119.984389][ T2532] PKRU: 55555554 [ 119.984489][ T2532] Call Trace: [ 119.984591][ T2532] [ 119.984665][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.984797][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.984932][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.985032][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.985165][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.985328][ T2532] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.985469][ T2532] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 119.985609][ T2532] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 119.985748][ T2532] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 119.985880][ T2532] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 119.986040][ T2532] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 119.986193][ T2532] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 119.986326][ T2532] ops_init (net/core/net_namespace.c:137) [ 119.986431][ T2532] setup_net (net/core/net_namespace.c:446) [ 119.986533][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 119.986680][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 119.986811][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 119.986945][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 119.987078][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 119.987212][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 119.987345][ T2532] ksys_unshare (kernel/fork.c:3243) [ 119.987483][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 119.987648][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 119.987780][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 119.987912][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 119.988046][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 119.988176][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 119.988306][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 119.988444][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 119.988576][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 119.988717][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.988879][ T2532] RIP: 0033:0x7fe34292bbcb [ 119.989015][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 119.989510][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 119.989717][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 119.989925][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 119.990147][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 119.990345][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 119.990545][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 119.995024][ T2532] ------------[ cut here ]------------ | [ 119.995171][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2532 | [ 119.995627][ T2532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 119.996075][ T2532] Tainted: [W]=WARN [ 119.996208][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.996380][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 119.996555][ T2532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 119.997036][ T2532] RSP: 0018:ffa00000005d7a70 EFLAGS: 00010286 [ 119.997205][ T2532] RAX: 00000000ffffffa6 RBX: ff1100000cb0e200 RCX: 1ff40000000baf14 [ 119.997413][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0e2bc [ 119.997619][ T2532] RBP: ff11000010104000 R08: 1fe2200001961c59 R09: ff11000012a1d180 [ 119.997825][ T2532] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 119.998023][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010104000 [ 119.998225][ T2532] FS: 00007fe342669840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 119.998463][ T2532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.998638][ T2532] CR2: 00007f8049e22574 CR3: 0000000010271006 CR4: 0000000000771ef0 [ 119.998839][ T2532] PKRU: 55555554 [ 119.998939][ T2532] Call Trace: [ 119.999038][ T2532] [ 119.999108][ T2532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 119.999244][ T2532] ? notifier_call_chain (kernel/notifier.c:85) [ 119.999384][ T2532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 119.999489][ T2532] register_netdevice (net/core/dev.c:11488) [ 119.999632][ T2532] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 119.999807][ T2532] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 119.999947][ T2532] register_netdev (net/core/dev.c:11552) [ 120.000105][ T2532] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 120.000243][ T2532] ops_init (net/core/net_namespace.c:137) [ 120.000353][ T2532] setup_net (net/core/net_namespace.c:446) [ 120.000455][ T2532] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 120.000592][ T2532] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 120.000732][ T2532] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 120.000867][ T2532] copy_net_ns (net/core/net_namespace.c:579) [ 120.001004][ T2532] create_new_namespaces (kernel/nsproxy.c:132) [ 120.001142][ T2532] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 120.001276][ T2532] ksys_unshare (kernel/fork.c:3243) [ 120.001417][ T2532] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 120.001571][ T2532] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 120.001714][ T2532] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 120.001849][ T2532] ? __ia32_sys_open (fs/open.c:1374) [ 120.001985][ T2532] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 120.002120][ T2532] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 120.002254][ T2532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.002397][ T2532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.002532][ T2532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.002681][ T2532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.002856][ T2532] RIP: 0033:0x7fe34292bbcb [ 120.002994][ T2532] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 120.003500][ T2532] RSP: 002b:00007ffc80523168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 120.003713][ T2532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe34292bbcb [ 120.003911][ T2532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 120.004111][ T2532] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 120.004308][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc80525390 [ 120.004511][ T2532] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc80526877 | [ 120.039540][ T2533] ------------[ cut here ]------------ | [ 120.039731][ T2533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2533 | [ 120.040187][ T2533] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.040685][ T2533] Tainted: [W]=WARN [ 120.040794][ T2533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.041019][ T2533] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.041218][ T2533] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.041920][ T2533] RSP: 0018:ffa0000000556e30 EFLAGS: 00010286 [ 120.042097][ T2533] RAX: 00000000ffffffa6 RBX: ff1100000cb0f380 RCX: 1ff40000000aad8c [ 120.042305][ T2533] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f43c [ 120.042520][ T2533] RBP: ff110000086e1000 R08: 1fe2200001961e89 R09: ff1100001018d180 [ 120.043038][ T2533] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 120.043253][ T2533] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d520088 [ 120.043466][ T2533] FS: 00007f9099493840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.043724][ T2533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.043898][ T2533] CR2: 000000000042ebe0 CR3: 000000000982f001 CR4: 0000000000771ef0 [ 120.044106][ T2533] PKRU: 55555554 [ 120.044209][ T2533] Call Trace: [ 120.044314][ T2533] [ 120.044391][ T2533] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.044570][ T2533] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.044686][ T2533] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 120.045095][ T2533] __dev_notify_flags (net/core/dev.c:9787) [ 120.045240][ T2533] ? netif_change_name (net/core/dev.c:1495) [ 120.045387][ T2533] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.045527][ T2533] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.045707][ T2533] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.045848][ T2533] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 120.045990][ T2533] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.046262][ T2533] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 120.046409][ T2533] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 120.046548][ T2533] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 120.046702][ T2533] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 120.046842][ T2533] veth_newlink (drivers/net/veth.c:1871) [ 120.046981][ T2533] ? veth_poll_controller (drivers/net/veth.c:1470) [ 120.047555][ T2533] ? kasan_save_stack (mm/kasan/common.c:57) [ 120.047744][ T2533] ? kasan_save_track (mm/kasan/common.c:78) [ 120.047884][ T2533] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 120.048040][ T2533] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 120.048177][ T2533] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 120.048322][ T2533] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 120.048464][ T2533] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 120.048613][ T2533] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 120.048760][ T2533] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 120.048901][ T2533] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.049040][ T2533] ? __dev_get_by_name (net/core/dev.c:883) [ 120.049179][ T2533] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.049325][ T2533] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.049475][ T2533] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.049667][ T2533] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.049809][ T2533] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.049950][ T2533] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.050185][ T2533] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.050328][ T2533] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.050573][ T2533] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.051108][ T2533] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.051265][ T2533] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.051410][ T2533] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.051548][ T2533] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.051698][ T2533] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.051838][ T2533] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.051974][ T2533] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.052120][ T2533] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.052258][ T2533] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.052401][ T2533] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.052545][ T2533] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.052695][ T2533] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.052837][ T2533] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.052977][ T2533] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.053117][ T2533] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.053259][ T2533] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.053497][ T2533] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.053652][ T2533] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.054587][ T2533] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.054737][ T2533] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.054879][ T2533] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.055087][ T2533] ? move_addr_to_kernel (net/socket.c:258) [ 120.055274][ T2533] ___sys_sendmsg (net/socket.c:2752) [ 120.055420][ T2533] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.055565][ T2533] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 120.055759][ T2533] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 120.055902][ T2533] __sys_sendmsg (net/socket.c:2784) [ 120.056043][ T2533] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.056188][ T2533] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 120.056330][ T2533] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.056480][ T2533] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.056631][ T2533] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.056775][ T2533] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.056915][ T2533] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.057088][ T2533] RIP: 0033:0x7f90996cd08e [ 120.057236][ T2533] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.057752][ T2533] RSP: 002b:00007ffd0f961440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.057962][ T2533] RAX: ffffffffffffffda RBX: 00007ffd0f961bf0 RCX: 00007f90996cd08e [ 120.058203][ T2533] RDX: 0000000000000000 RSI: 00007ffd0f9614f0 RDI: 0000000000000005 [ 120.058420][ T2533] RBP: 00007ffd0f961450 R08: 0000000000000000 R09: 0000000000000000 [ 120.058685][ T2533] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.058894][ T2533] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0f961bb0 | [ 120.075407][ T2533] ------------[ cut here ]------------ | [ 120.077056][ T2533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2533 | [ 120.077456][ T2533] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.077923][ T2533] Tainted: [W]=WARN [ 120.078027][ T2533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.078222][ T2533] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.078533][ T2533] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.079313][ T2533] RSP: 0018:ffa00000005571b0 EFLAGS: 00010286 [ 120.079575][ T2533] RAX: 00000000ffffffa6 RBX: ff1100000d906200 RCX: 1ff40000000aadfc [ 120.079796][ T2533] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9062bc [ 120.079999][ T2533] RBP: ff11000009bbc000 R08: 1fe2200001b20c59 R09: ff1100001018d180 [ 120.080204][ T2533] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 120.080708][ T2533] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 120.080947][ T2533] FS: 00007f9099493840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.081186][ T2533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.081443][ T2533] CR2: 000000000042ebe0 CR3: 000000000982f001 CR4: 0000000000771ef0 [ 120.081661][ T2533] PKRU: 55555554 [ 120.081763][ T2533] Call Trace: [ 120.081865][ T2533] [ 120.081937][ T2533] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.082076][ T2533] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.082180][ T2533] __dev_notify_flags (net/core/dev.c:9787) [ 120.082318][ T2533] ? netif_change_name (net/core/dev.c:1495) [ 120.082503][ T2533] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 120.082653][ T2533] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 120.082795][ T2533] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 120.083254][ T2533] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 120.083512][ T2533] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.083665][ T2533] ? __dev_get_by_name (net/core/dev.c:883) [ 120.083814][ T2533] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.083957][ T2533] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.084100][ T2533] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.084241][ T2533] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.084389][ T2533] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.084544][ T2533] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.084693][ T2533] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.084835][ T2533] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.084976][ T2533] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.085114][ T2533] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.085251][ T2533] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.085395][ T2533] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.085532][ T2533] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.085681][ T2533] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.085821][ T2533] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.085956][ T2533] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.086094][ T2533] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.086232][ T2533] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.086390][ T2533] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.086533][ T2533] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.086680][ T2533] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.086824][ T2533] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.086981][ T2533] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.087121][ T2533] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.087263][ T2533] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.087410][ T2533] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.087549][ T2533] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.087699][ T2533] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.087835][ T2533] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.087971][ T2533] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.088139][ T2533] ? move_addr_to_kernel (net/socket.c:258) [ 120.088283][ T2533] ___sys_sendmsg (net/socket.c:2752) [ 120.088427][ T2533] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.088570][ T2533] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 120.088756][ T2533] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 120.088895][ T2533] __sys_sendmsg (net/socket.c:2784) [ 120.089032][ T2533] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.089173][ T2533] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 120.089325][ T2533] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.089480][ T2533] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.089633][ T2533] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.089783][ T2533] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.089920][ T2533] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.090090][ T2533] RIP: 0033:0x7f90996cd08e [ 120.090234][ T2533] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.090743][ T2533] RSP: 002b:00007ffd0f961440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.090949][ T2533] RAX: ffffffffffffffda RBX: 00007ffd0f961bf0 RCX: 00007f90996cd08e [ 120.091153][ T2533] RDX: 0000000000000000 RSI: 00007ffd0f9614f0 RDI: 0000000000000005 [ 120.091363][ T2533] RBP: 00007ffd0f961450 R08: 0000000000000000 R09: 0000000000000000 [ 120.091569][ T2533] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.091784][ T2533] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0f961bb0 | [ 120.117132][ T2534] ------------[ cut here ]------------ | [ 120.117331][ T2534] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2534 | [ 120.117820][ T2534] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.118280][ T2534] Tainted: [W]=WARN [ 120.118394][ T2534] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.118573][ T2534] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.119282][ T2534] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.119792][ T2534] RSP: 0018:ffa00000004e7020 EFLAGS: 00010286 [ 120.119965][ T2534] RAX: 00000000ffffffa6 RBX: ff1100000eca7540 RCX: 1ff400000009cdca [ 120.120166][ T2534] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eca75fc [ 120.120375][ T2534] RBP: ff11000009bbc000 R08: 1fe2200001d94ec1 R09: ff11000010188b58 [ 120.120625][ T2534] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 120.120825][ T2534] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 120.121029][ T2534] FS: 00007f6816a8b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 120.121271][ T2534] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.121554][ T2534] CR2: 000000003f494988 CR3: 0000000004ff9006 CR4: 0000000000771ef0 [ 120.121768][ T2534] PKRU: 55555554 [ 120.121871][ T2534] Call Trace: [ 120.122063][ T2534] [ 120.122136][ T2534] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.122273][ T2534] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.122732][ T2534] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 120.122868][ T2534] __dev_notify_flags (net/core/dev.c:9787) [ 120.123004][ T2534] ? netif_change_name (net/core/dev.c:1495) [ 120.123138][ T2534] ? __dev_change_flags (net/core/dev.c:9752) [ 120.123311][ T2534] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 120.123536][ T2534] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.123687][ T2534] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 120.123826][ T2534] netif_change_flags (net/core/dev.c:9820) [ 120.123961][ T2534] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.124097][ T2534] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 120.124239][ T2534] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 120.124433][ T2534] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.124639][ T2534] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.124774][ T2534] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.124910][ T2534] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 120.125285][ T2534] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.125429][ T2534] ? __kernel_text_address (kernel/extable.c:79) [ 120.125569][ T2534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.125719][ T2534] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.125853][ T2534] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.125987][ T2534] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.126122][ T2534] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 120.126258][ T2534] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.126397][ T2534] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.126534][ T2534] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 120.126826][ T2534] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 120.126971][ T2534] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 120.127148][ T2534] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.127285][ T2534] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 120.127429][ T2534] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 120.127570][ T2534] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.127902][ T2534] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.128079][ T2534] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.128213][ T2534] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.128353][ T2534] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.128489][ T2534] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.128636][ T2534] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.128770][ T2534] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.129647][ T2534] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.129788][ T2534] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.129928][ T2534] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.130067][ T2534] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.130240][ T2534] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.130384][ T2534] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.130523][ T2534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.130673][ T2534] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.130813][ T2534] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.130953][ T2534] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.131091][ T2534] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.131231][ T2534] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.131379][ T2534] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.131517][ T2534] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.131668][ T2534] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.131806][ T2534] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.131945][ T2534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.132085][ T2534] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.132224][ T2534] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.132369][ T2534] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.132510][ T2534] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.132660][ T2534] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.132800][ T2534] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.132972][ T2534] ? move_addr_to_kernel (net/socket.c:258) [ 120.133111][ T2534] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.133269][ T2534] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.133416][ T2534] ___sys_sendmsg (net/socket.c:2752) [ 120.135583][ T2534] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 120.135764][ T2534] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.135916][ T2534] __sys_sendmsg (net/socket.c:2784) [ 120.136057][ T2534] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.136196][ T2534] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 120.136379][ T2534] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 120.136521][ T2534] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.136669][ T2534] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.136812][ T2534] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.136952][ T2534] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.137092][ T2534] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.137260][ T2534] RIP: 0033:0x7f6816cc508e [ 120.137449][ T2534] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.137956][ T2534] RSP: 002b:00007ffd0cb1aa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.138167][ T2534] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6816cc508e [ 120.138390][ T2534] RDX: 0000000000000000 RSI: 00007ffd0cb1ab00 RDI: 0000000000000005 [ 120.138615][ T2534] RBP: 00007ffd0cb1aa60 R08: 0000000000000000 R09: 0000000000000000 [ 120.138839][ T2534] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.139050][ T2534] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0cb1b1d0 | [ 120.174010][ T2535] ------------[ cut here ]------------ | [ 120.174190][ T2535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2535 | [ 120.174469][ T2535] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.174940][ T2535] Tainted: [W]=WARN [ 120.175044][ T2535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.175220][ T2535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.175403][ T2535] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.175894][ T2535] RSP: 0018:ffa00000004e7020 EFLAGS: 00010286 [ 120.176064][ T2535] RAX: 00000000ffffffa6 RBX: ff1100000eca6c80 RCX: 1ff400000009cdca [ 120.176267][ T2535] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eca6d3c [ 120.176482][ T2535] RBP: ff110000086e1000 R08: 1fe2200001d94da9 R09: ff11000013715158 [ 120.176696][ T2535] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 120.176897][ T2535] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 120.177100][ T2535] FS: 00007f4f1525a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 120.177336][ T2535] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.177515][ T2535] CR2: 0000000028ef8988 CR3: 0000000004ff9002 CR4: 0000000000771ef0 [ 120.177733][ T2535] PKRU: 55555554 [ 120.177835][ T2535] Call Trace: [ 120.177935][ T2535] [ 120.178007][ T2535] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.178145][ T2535] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.178249][ T2535] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 120.178390][ T2535] __dev_notify_flags (net/core/dev.c:9787) [ 120.178530][ T2535] ? netif_change_name (net/core/dev.c:1495) [ 120.178679][ T2535] ? __dev_change_flags (net/core/dev.c:9752) [ 120.178820][ T2535] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 120.178959][ T2535] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.179096][ T2535] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 120.179234][ T2535] netif_change_flags (net/core/dev.c:9820) [ 120.179376][ T2535] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.179514][ T2535] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 120.179663][ T2535] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 120.179801][ T2535] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.179974][ T2535] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.180111][ T2535] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.180245][ T2535] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 120.180388][ T2535] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.180525][ T2535] ? __kernel_text_address (kernel/extable.c:79) [ 120.180668][ T2535] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.180807][ T2535] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.180944][ T2535] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.181079][ T2535] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.181214][ T2535] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 120.181354][ T2535] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.181492][ T2535] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.181636][ T2535] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 120.181773][ T2535] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 120.181910][ T2535] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 120.182046][ T2535] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.182194][ T2535] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 120.182335][ T2535] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 120.182482][ T2535] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.182632][ T2535] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.182769][ T2535] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.182906][ T2535] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.183042][ T2535] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.183177][ T2535] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.183316][ T2535] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.183458][ T2535] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.183596][ T2535] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.183740][ T2535] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.183877][ T2535] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.184015][ T2535] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.184150][ T2535] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.184285][ T2535] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.184435][ T2535] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.184574][ T2535] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.184719][ T2535] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.184857][ T2535] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.184993][ T2535] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.185128][ T2535] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.185266][ T2535] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.185406][ T2535] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.185549][ T2535] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.185697][ T2535] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.185835][ T2535] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.185973][ T2535] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.186112][ T2535] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.186247][ T2535] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.186395][ T2535] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.186531][ T2535] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.186679][ T2535] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.186847][ T2535] ? move_addr_to_kernel (net/socket.c:258) [ 120.186985][ T2535] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.187121][ T2535] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.187259][ T2535] ___sys_sendmsg (net/socket.c:2752) [ 120.187397][ T2535] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 120.187567][ T2535] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.187727][ T2535] __sys_sendmsg (net/socket.c:2784) [ 120.187865][ T2535] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.187999][ T2535] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 120.188169][ T2535] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 120.188306][ T2535] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.188447][ T2535] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.188588][ T2535] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.188728][ T2535] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.188864][ T2535] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.189032][ T2535] RIP: 0033:0x7f4f1549408e [ 120.189175][ T2535] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.189684][ T2535] RSP: 002b:00007fff73107320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.189893][ T2535] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f1549408e [ 120.190093][ T2535] RDX: 0000000000000000 RSI: 00007fff731073d0 RDI: 0000000000000005 [ 120.190295][ T2535] RBP: 00007fff73107330 R08: 0000000000000000 R09: 0000000000000000 [ 120.190501][ T2535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.190714][ T2535] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff73107aa0 | [ 120.192833][ T211] ------------[ cut here ]------------ | [ 120.193004][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/211 | [ 120.193296][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.193902][ T211] Tainted: [W]=WARN [ 120.194045][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.194250][ T211] Workqueue: events_unbound linkwatch_event [ 120.194484][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.194719][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.195207][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 120.195431][ T211] RAX: 00000000ffffffa6 RBX: ff1100000d9071c0 RCX: 1ff400000011cf02 [ 120.195715][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90727c [ 120.195951][ T211] RBP: ff11000009bbc000 R08: 1fe2200001b20e51 R09: ff1100001018aea8 [ 120.196185][ T211] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 120.196430][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 120.196686][ T211] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 120.196954][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.197159][ T211] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 120.197407][ T211] PKRU: 55555554 [ 120.197642][ T211] Call Trace: [ 120.197785][ T211] [ 120.197903][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.198081][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 120.198259][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.198499][ T211] netif_state_change (net/core/dev.c:1605) [ 120.198694][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.198902][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 120.199077][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 120.199330][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.199525][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 120.199721][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 120.199898][ T211] process_one_work (kernel/workqueue.c:3314) [ 120.200153][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 120.200327][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.200519][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 120.200714][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 120.200966][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 120.201142][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 120.201319][ T211] kthread (kernel/kthread.c:436) [ 120.201479][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 120.201781][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 120.201956][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 120.202132][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 120.202336][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 120.202527][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 120.202721][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 120.262318][ T2537] ------------[ cut here ]------------ | [ 120.262502][ T2537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2537 | [ 120.262783][ T2537] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.263221][ T2537] Tainted: [W]=WARN [ 120.263321][ T2537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.263497][ T2537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.263702][ T2537] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.264173][ T2537] RSP: 0018:ffa0000000627150 EFLAGS: 00010286 [ 120.264338][ T2537] RAX: 00000000ffffffa6 RBX: ff110000028fec80 RCX: 1ff40000000c4df0 [ 120.264543][ T2537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fed3c [ 120.264756][ T2537] RBP: ff110000086e1000 R08: 1fe220000051fda9 R09: ff1100000ffcae58 [ 120.264952][ T2537] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 120.265150][ T2537] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c388ac0 [ 120.265351][ T2537] FS: 00007fcec07bd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.265582][ T2537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.265756][ T2537] CR2: 00000000004ebb28 CR3: 000000000982f005 CR4: 0000000000771ef0 [ 120.265954][ T2537] PKRU: 55555554 [ 120.266052][ T2537] Call Trace: [ 120.266150][ T2537] [ 120.266222][ T2537] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.266360][ T2537] ? notifier_call_chain (kernel/notifier.c:85) [ 120.266502][ T2537] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.266610][ T2537] netif_state_change (net/core/dev.c:1605) [ 120.266749][ T2537] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.266913][ T2537] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 120.267079][ T2537] linkwatch_sync_dev (net/core/link_watch.c:295) [ 120.267212][ T2537] rtnl_getlink (net/core/rtnetlink.c:4273) [ 120.267344][ T2537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.267481][ T2537] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.267617][ T2537] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 120.267751][ T2537] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.267880][ T2537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.268011][ T2537] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.268159][ T2537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.268288][ T2537] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.269084][ T2537] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.269216][ T2537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.269404][ T2537] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.269541][ T2537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.269685][ T2537] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 120.269817][ T2537] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.269948][ T2537] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.270079][ T2537] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.270209][ T2537] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.270340][ T2537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.270529][ T2537] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.270680][ T2537] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.270813][ T2537] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.270943][ T2537] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.271078][ T2537] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.271238][ T2537] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.271375][ T2537] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.271511][ T2537] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.271680][ T2537] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.271813][ T2537] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.271944][ T2537] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.272075][ T2537] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.272207][ T2537] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.272339][ T2537] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.272478][ T2537] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.272651][ T2537] ? move_addr_to_kernel (net/socket.c:258) [ 120.272782][ T2537] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.272914][ T2537] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.273077][ T2537] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.273207][ T2537] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.273374][ T2537] ___sys_sendmsg (net/socket.c:2752) [ 120.273504][ T2537] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.273649][ T2537] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.273794][ T2537] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 120.273925][ T2537] ? do_getsockname (net/socket.c:2192) [ 120.274059][ T2537] __sys_sendmsg (net/socket.c:2784) [ 120.274190][ T2537] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.274323][ T2537] ? __sys_getsockname (net/socket.c:2210) [ 120.274458][ T2537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.274593][ T2537] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.274729][ T2537] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.274860][ T2537] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.274991][ T2537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.275152][ T2537] RIP: 0033:0x7fcec09f708e [ 120.275289][ T2537] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.275771][ T2537] RSP: 002b:00007ffde67d59c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.275969][ T2537] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcec09f708e [ 120.276164][ T2537] RDX: 0000000000000000 RSI: 00007ffde67d5a70 RDI: 0000000000000006 [ 120.276374][ T2537] RBP: 00007ffde67d59d0 R08: 0000000000000000 R09: 0000000000000000 [ 120.276570][ T2537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.276781][ T2537] R13: 00007ffde67d5b20 R14: 000000000000000d R15: 00007ffde67d687a | [ 120.377248][ T2540] ------------[ cut here ]------------ | [ 120.377590][ T2540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2540 | [ 120.377869][ T2540] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.378318][ T2540] Tainted: [W]=WARN [ 120.378500][ T2540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.378681][ T2540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.378858][ T2540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.379334][ T2540] RSP: 0018:ffa00000006b71b0 EFLAGS: 00010286 [ 120.379587][ T2540] RAX: 00000000ffffffa6 RBX: ff1100000ce32040 RCX: 1ff40000000d6dfc [ 120.379796][ T2540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce320fc [ 120.380005][ T2540] RBP: ff11000009214000 R08: 1fe22000019c6421 R09: ff1100000eb98b80 [ 120.380206][ T2540] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 120.380565][ T2540] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 120.380801][ T2540] FS: 00007feb8a2aa840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.381039][ T2540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.381207][ T2540] CR2: 0000000000445f00 CR3: 000000000982f004 CR4: 0000000000771ef0 [ 120.381494][ T2540] PKRU: 55555554 [ 120.381597][ T2540] Call Trace: [ 120.381704][ T2540] [ 120.381775][ T2540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.381915][ T2540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.382019][ T2540] __dev_notify_flags (net/core/dev.c:9787) [ 120.382154][ T2540] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 120.382293][ T2540] ? netif_change_name (net/core/dev.c:1495) [ 120.382465][ T2540] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 120.382610][ T2540] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 120.382754][ T2540] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.382889][ T2540] ? __dev_get_by_name (net/core/dev.c:883) [ 120.383024][ T2540] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.383165][ T2540] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.383306][ T2540] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.383450][ T2540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.383589][ T2540] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.383728][ T2540] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.383865][ T2540] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.384000][ T2540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.384138][ T2540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.384276][ T2540] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.384420][ T2540] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.384556][ T2540] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.384697][ T2540] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.384833][ T2540] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.384969][ T2540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.385102][ T2540] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.385237][ T2540] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.385379][ T2540] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.385516][ T2540] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.385664][ T2540] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.385802][ T2540] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.385939][ T2540] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.386076][ T2540] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.386213][ T2540] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.386354][ T2540] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.386492][ T2540] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.386635][ T2540] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.386774][ T2540] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.386910][ T2540] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.387047][ T2540] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.387216][ T2540] ? move_addr_to_kernel (net/socket.c:258) [ 120.387361][ T2540] ___sys_sendmsg (net/socket.c:2752) [ 120.387498][ T2540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.387644][ T2540] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.387795][ T2540] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 120.387934][ T2540] __sys_sendmsg (net/socket.c:2784) [ 120.388072][ T2540] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.388211][ T2540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.388352][ T2540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.388491][ T2540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.388634][ T2540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.388772][ T2540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.388907][ T2540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.389076][ T2540] RIP: 0033:0x7feb8a4e408e [ 120.389219][ T2540] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.389720][ T2540] RSP: 002b:00007ffd81e67d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.389927][ T2540] RAX: ffffffffffffffda RBX: 00007ffd81e684d0 RCX: 00007feb8a4e408e [ 120.390129][ T2540] RDX: 0000000000000000 RSI: 00007ffd81e67dd0 RDI: 0000000000000005 [ 120.390328][ T2540] RBP: 00007ffd81e67d30 R08: 0000000000000000 R09: 0000000000000000 [ 120.390537][ T2540] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.390748][ T2540] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd81e684a0 | [ 120.426965][ T2541] ------------[ cut here ]------------ | [ 120.427130][ T2541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2541 | [ 120.428064][ T2541] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.428624][ T2541] Tainted: [W]=WARN [ 120.428727][ T2541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.428896][ T2541] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.429073][ T2541] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.429654][ T2541] RSP: 0018:ffa00000006d71b0 EFLAGS: 00010286 [ 120.429830][ T2541] RAX: 00000000ffffffa6 RBX: ff1100000b636200 RCX: 1ff40000000dadfc [ 120.430042][ T2541] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6362bc [ 120.430304][ T2541] RBP: ff11000012abc000 R08: 1fe22000016c6c59 R09: ff11000005a7d180 [ 120.430513][ T2541] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 120.430727][ T2541] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 120.430933][ T2541] FS: 00007fd48287e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 120.431172][ T2541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.431344][ T2541] CR2: 0000000000445f00 CR3: 0000000010271001 CR4: 0000000000771ef0 [ 120.431557][ T2541] PKRU: 55555554 [ 120.431667][ T2541] Call Trace: [ 120.431768][ T2541] [ 120.431840][ T2541] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.431978][ T2541] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.432082][ T2541] __dev_notify_flags (net/core/dev.c:9787) [ 120.432219][ T2541] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 120.432362][ T2541] ? netif_change_name (net/core/dev.c:1495) [ 120.432505][ T2541] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 120.432655][ T2541] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 120.432794][ T2541] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.432931][ T2541] ? __dev_get_by_name (net/core/dev.c:883) [ 120.433066][ T2541] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.433208][ T2541] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.433357][ T2541] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.433497][ T2541] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.433647][ T2541] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.433785][ T2541] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.433919][ T2541] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.434057][ T2541] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.434197][ T2541] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.434336][ T2541] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.434479][ T2541] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.434627][ T2541] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.434763][ T2541] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.434899][ T2541] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.435038][ T2541] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.435173][ T2541] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.435311][ T2541] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.435458][ T2541] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.435599][ T2541] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.435747][ T2541] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.435885][ T2541] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.436024][ T2541] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.436163][ T2541] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.436300][ T2541] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.436442][ T2541] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.436585][ T2541] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.436735][ T2541] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.436873][ T2541] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.437009][ T2541] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.437147][ T2541] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.437319][ T2541] ? move_addr_to_kernel (net/socket.c:258) [ 120.437465][ T2541] ___sys_sendmsg (net/socket.c:2752) [ 120.437608][ T2541] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.437751][ T2541] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.437896][ T2541] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 120.438035][ T2541] __sys_sendmsg (net/socket.c:2784) [ 120.438171][ T2541] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.438312][ T2541] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.438460][ T2541] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.438599][ T2541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.438741][ T2541] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.438877][ T2541] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.439011][ T2541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.439181][ T2541] RIP: 0033:0x7fd482ab808e [ 120.439325][ T2541] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.439830][ T2541] RSP: 002b:00007ffddc7966d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.440037][ T2541] RAX: ffffffffffffffda RBX: 00007ffddc796e80 RCX: 00007fd482ab808e [ 120.440241][ T2541] RDX: 0000000000000000 RSI: 00007ffddc796780 RDI: 0000000000000005 [ 120.440448][ T2541] RBP: 00007ffddc7966e0 R08: 0000000000000000 R09: 0000000000000000 [ 120.440661][ T2541] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.440862][ T2541] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddc796e50 | [ 120.478197][ T2542] ------------[ cut here ]------------ | [ 120.478389][ T2542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2542 | [ 120.478665][ T2542] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.479137][ T2542] Tainted: [W]=WARN [ 120.479237][ T2542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.479410][ T2542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.479582][ T2542] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.480068][ T2542] RSP: 0018:ffa0000000707020 EFLAGS: 00010286 [ 120.480234][ T2542] RAX: 00000000ffffffa6 RBX: ff1100000b637000 RCX: 1ff40000000e0dca [ 120.480440][ T2542] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6370bc [ 120.480653][ T2542] RBP: ff11000009214000 R08: 1fe22000016c6e19 R09: ff11000012a58b58 [ 120.480876][ T2542] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 120.481074][ T2542] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 120.481274][ T2542] FS: 00007fe6e144f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 120.481514][ T2542] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.481706][ T2542] CR2: 0000000030ed3988 CR3: 000000000e93a003 CR4: 0000000000771ef0 [ 120.481905][ T2542] PKRU: 55555554 [ 120.482002][ T2542] Call Trace: [ 120.482099][ T2542] [ 120.482169][ T2542] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.482303][ T2542] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.482407][ T2542] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 120.482540][ T2542] __dev_notify_flags (net/core/dev.c:9787) [ 120.482696][ T2542] ? netif_change_name (net/core/dev.c:1495) [ 120.482830][ T2542] ? __dev_change_flags (net/core/dev.c:9752) [ 120.482963][ T2542] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 120.483108][ T2542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.483241][ T2542] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 120.483381][ T2542] netif_change_flags (net/core/dev.c:9820) [ 120.483525][ T2542] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.483665][ T2542] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 120.483839][ T2542] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 120.483971][ T2542] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.484146][ T2542] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.484279][ T2542] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.484418][ T2542] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 120.484551][ T2542] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.484702][ T2542] ? __kernel_text_address (kernel/extable.c:79) [ 120.484834][ T2542] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.484980][ T2542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.485121][ T2542] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.485254][ T2542] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.485392][ T2542] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 120.485525][ T2542] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.485665][ T2542] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.485795][ T2542] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 120.485928][ T2542] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 120.486060][ T2542] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 120.486193][ T2542] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.486340][ T2542] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 120.486481][ T2542] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 120.486628][ T2542] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.486764][ T2542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.486896][ T2542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.487028][ T2542] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.487161][ T2542] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.487295][ T2542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.487434][ T2542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.487566][ T2542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.487708][ T2542] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.487840][ T2542] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.487974][ T2542] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.488106][ T2542] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.488244][ T2542] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.488395][ T2542] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.488529][ T2542] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.488672][ T2542] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.488804][ T2542] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.488935][ T2542] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.489066][ T2542] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.489196][ T2542] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.489332][ T2542] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.489470][ T2542] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.489610][ T2542] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.489763][ T2542] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.489895][ T2542] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.490030][ T2542] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.490163][ T2542] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.490295][ T2542] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.490434][ T2542] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.490592][ T2542] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.490728][ T2542] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.490892][ T2542] ? move_addr_to_kernel (net/socket.c:258) [ 120.491025][ T2542] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.491155][ T2542] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.491288][ T2542] ___sys_sendmsg (net/socket.c:2752) [ 120.491424][ T2542] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 120.491594][ T2542] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.491746][ T2542] __sys_sendmsg (net/socket.c:2784) [ 120.491879][ T2542] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.492011][ T2542] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 120.492179][ T2542] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 120.492314][ T2542] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.492453][ T2542] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.492591][ T2542] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.492728][ T2542] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.492861][ T2542] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.493026][ T2542] RIP: 0033:0x7fe6e168908e [ 120.493168][ T2542] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.493656][ T2542] RSP: 002b:00007ffd94b33ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.493854][ T2542] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6e168908e [ 120.494051][ T2542] RDX: 0000000000000000 RSI: 00007ffd94b33b70 RDI: 0000000000000005 [ 120.494252][ T2542] RBP: 00007ffd94b33ad0 R08: 0000000000000000 R09: 0000000000000000 [ 120.494468][ T2542] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.494678][ T2542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd94b34240 | [ 120.521010][ T2543] ------------[ cut here ]------------ | [ 120.521169][ T2543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2543 | [ 120.521447][ T2543] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.521907][ T2543] Tainted: [W]=WARN [ 120.522007][ T2543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.522174][ T2543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.522685][ T2543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.523167][ T2543] RSP: 0018:ffa0000000727020 EFLAGS: 00010286 [ 120.523338][ T2543] RAX: 00000000ffffffa6 RBX: ff1100000ce33c40 RCX: 1ff40000000e4dca [ 120.523548][ T2543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce33cfc [ 120.523759][ T2543] RBP: ff11000012abc000 R08: 1fe22000019c67a1 R09: ff11000012a5ae58 [ 120.523964][ T2543] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 120.524163][ T2543] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 120.524371][ T2543] FS: 00007fd0869fd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.524611][ T2543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.524783][ T2543] CR2: 000000000f30e988 CR3: 000000000982f006 CR4: 0000000000771ef0 [ 120.524986][ T2543] PKRU: 55555554 [ 120.525085][ T2543] Call Trace: [ 120.525184][ T2543] [ 120.525254][ T2543] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.525396][ T2543] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.525503][ T2543] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 120.525648][ T2543] __dev_notify_flags (net/core/dev.c:9787) [ 120.525791][ T2543] ? netif_change_name (net/core/dev.c:1495) [ 120.525926][ T2543] ? __dev_change_flags (net/core/dev.c:9752) [ 120.526081][ T2543] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 120.526220][ T2543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.526365][ T2543] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 120.526503][ T2543] netif_change_flags (net/core/dev.c:9820) [ 120.526648][ T2543] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.526782][ T2543] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 120.526918][ T2543] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 120.527052][ T2543] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.527220][ T2543] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.527361][ T2543] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.527502][ T2543] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 120.527649][ T2543] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.527783][ T2543] ? __kernel_text_address (kernel/extable.c:79) [ 120.527918][ T2543] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.528053][ T2543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.528187][ T2543] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.528327][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.528467][ T2543] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 120.528610][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.534727][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.534868][ T2543] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 120.535002][ T2543] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 120.535136][ T2543] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 120.535292][ T2543] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.535448][ T2543] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 120.535594][ T2543] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 120.535737][ T2543] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.535873][ T2543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.536024][ T2543] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.536158][ T2543] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.536291][ T2543] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.536426][ T2543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.536564][ T2543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.536711][ T2543] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.536844][ T2543] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.536978][ T2543] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.537112][ T2543] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.537247][ T2543] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.537388][ T2543] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.537524][ T2543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.537666][ T2543] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.537800][ T2543] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.537934][ T2543] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.538068][ T2543] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.538201][ T2543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.538335][ T2543] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.538479][ T2543] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.538622][ T2543] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.538759][ T2543] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.538895][ T2543] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.539028][ T2543] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.539163][ T2543] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.539298][ T2543] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.539450][ T2543] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.539591][ T2543] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.539735][ T2543] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.539869][ T2543] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.540047][ T2543] ? move_addr_to_kernel (net/socket.c:258) [ 120.540183][ T2543] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.540318][ T2543] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.540459][ T2543] ___sys_sendmsg (net/socket.c:2752) [ 120.540594][ T2543] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 120.540765][ T2543] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.540913][ T2543] __sys_sendmsg (net/socket.c:2784) [ 120.541047][ T2543] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.541181][ T2543] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 120.541365][ T2543] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 120.541499][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.541646][ T2543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.541782][ T2543] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.541915][ T2543] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.542053][ T2543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.542222][ T2543] RIP: 0033:0x7fd086c3708e [ 120.542370][ T2543] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.542857][ T2543] RSP: 002b:00007ffdc8c478d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.543060][ T2543] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd086c3708e [ 120.543260][ T2543] RDX: 0000000000000000 RSI: 00007ffdc8c47980 RDI: 0000000000000005 [ 120.543466][ T2543] RBP: 00007ffdc8c478e0 R08: 0000000000000000 R09: 0000000000000000 [ 120.543674][ T2543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.543872][ T2543] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc8c48050 | [ 120.642038][ T2546] ------------[ cut here ]------------ | [ 120.642227][ T2546] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2546 | [ 120.642543][ T2546] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.643015][ T2546] Tainted: [W]=WARN [ 120.643121][ T2546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.643296][ T2546] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.643484][ T2546] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.643984][ T2546] RSP: 0018:ffa0000000767090 EFLAGS: 00010286 [ 120.644161][ T2546] RAX: 00000000ffffffa6 RBX: ff1100000e9ed700 RCX: 1ff40000000ecdd8 [ 120.644381][ T2546] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed7bc [ 120.644593][ T2546] RBP: ff11000009214000 R08: 1fe2200001d3daf9 R09: ff11000010115180 [ 120.644865][ T2546] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 120.645073][ T2546] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 120.645307][ T2546] FS: 00007fd4a1a91840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.645558][ T2546] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.645742][ T2546] CR2: 00007fd4a1c8a460 CR3: 000000000982f003 CR4: 0000000000771ef0 [ 120.645949][ T2546] PKRU: 55555554 [ 120.646052][ T2546] Call Trace: [ 120.646155][ T2546] [ 120.646228][ T2546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.646376][ T2546] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 120.646519][ T2546] notifier_call_chain (kernel/notifier.c:85) [ 120.646668][ T2546] __netdev_upper_dev_link (net/core/dev.c:8931) [ 120.646810][ T2546] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 120.646955][ T2546] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 120.647096][ T2546] netdev_upper_dev_link (net/core/dev.c:8972) [ 120.647235][ T2546] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 120.647384][ T2546] register_vlan_dev (net/8021q/vlan.c:183) [ 120.647527][ T2546] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 120.647677][ T2546] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 120.647815][ T2546] ? nla_strscpy (lib/nlattr.c:795) [ 120.647957][ T2546] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 120.648099][ T2546] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.648237][ T2546] ? __dev_get_by_name (net/core/dev.c:883) [ 120.648381][ T2546] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.648527][ T2546] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.648682][ T2546] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.648824][ T2546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.648963][ T2546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.649102][ T2546] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.649241][ T2546] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.649385][ T2546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.649527][ T2546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.649681][ T2546] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.649821][ T2546] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.649968][ T2546] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.650107][ T2546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.650246][ T2546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.650396][ T2546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.650537][ T2546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.650693][ T2546] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.650832][ T2546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.650972][ T2546] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.651116][ T2546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.651255][ T2546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.651561][ T2546] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.651715][ T2546] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.651856][ T2546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.651997][ T2546] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.652138][ T2546] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.652279][ T2546] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.652493][ T2546] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.652643][ T2546] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.652780][ T2546] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.652953][ T2546] ? move_addr_to_kernel (net/socket.c:258) [ 120.653097][ T2546] ___sys_sendmsg (net/socket.c:2752) [ 120.653237][ T2546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.653453][ T2546] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.653708][ T2546] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 120.653850][ T2546] __sys_sendmsg (net/socket.c:2784) [ 120.653989][ T2546] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.654130][ T2546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.654268][ T2546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.654452][ T2546] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.654595][ T2546] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.654740][ T2546] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.654879][ T2546] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.655053][ T2546] RIP: 0033:0x7fd4a1ccb08e [ 120.655200][ T2546] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.655711][ T2546] RSP: 002b:00007ffe84508260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.655924][ T2546] RAX: ffffffffffffffda RBX: 00007ffe84508a20 RCX: 00007fd4a1ccb08e [ 120.656133][ T2546] RDX: 0000000000000000 RSI: 00007ffe84508310 RDI: 0000000000000005 [ 120.656337][ T2546] RBP: 00007ffe84508270 R08: 0000000000000000 R09: 0000000000000000 [ 120.656551][ T2546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.656771][ T2546] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe845089e0 | [ 120.658470][ T2546] ------------[ cut here ]------------ | [ 120.658611][ T2546] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2546 | [ 120.658881][ T2546] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.659330][ T2546] Tainted: [W]=WARN [ 120.659441][ T2546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.659622][ T2546] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.659799][ T2546] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.660287][ T2546] RSP: 0018:ffa00000007671b0 EFLAGS: 00010286 [ 120.660523][ T2546] RAX: 00000000ffffffa6 RBX: ff1100000e9ec200 RCX: 1ff40000000ecdfc [ 120.660734][ T2546] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec2bc [ 120.660937][ T2546] RBP: ff110000137c9000 R08: 1fe2200001d3d859 R09: ff11000010115180 [ 120.661141][ T2546] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 120.661345][ T2546] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 120.661614][ T2546] FS: 00007fd4a1a91840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.661859][ T2546] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.662031][ T2546] CR2: 00007fd4a1c8a460 CR3: 000000000982f003 CR4: 0000000000771ef0 [ 120.662235][ T2546] PKRU: 55555554 [ 120.662336][ T2546] Call Trace: [ 120.662497][ T2546] [ 120.662568][ T2546] ? register_vlan_dev (net/8021q/vlan.c:188) [ 120.662773][ T2546] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.662911][ T2546] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.663049][ T2546] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.663154][ T2546] __dev_notify_flags (net/core/dev.c:9787) [ 120.663291][ T2546] ? netdev_update_features (net/core/dev.c:11098) [ 120.663489][ T2546] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 120.663670][ T2546] ? netif_change_name (net/core/dev.c:1495) [ 120.663806][ T2546] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 120.663941][ T2546] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 120.664080][ T2546] ? register_vlan_dev (net/8021q/vlan.c:196) [ 120.664216][ T2546] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 120.664413][ T2546] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 120.664553][ T2546] ? nla_strscpy (lib/nlattr.c:795) [ 120.664699][ T2546] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 120.664836][ T2546] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.664971][ T2546] ? __dev_get_by_name (net/core/dev.c:883) [ 120.665110][ T2546] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.665252][ T2546] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.665457][ T2546] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.665599][ T2546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.665742][ T2546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.665878][ T2546] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.666012][ T2546] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.666147][ T2546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.666290][ T2546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.666489][ T2546] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.666633][ T2546] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.666770][ T2546] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.666905][ T2546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.667040][ T2546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.667177][ T2546] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.667313][ T2546] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.667523][ T2546] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.667669][ T2546] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.667805][ T2546] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.667944][ T2546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.668077][ T2546] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.668214][ T2546] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.668410][ T2546] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.668549][ T2546] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.668697][ T2546] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.668835][ T2546] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.668974][ T2546] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.669112][ T2546] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.669250][ T2546] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.669446][ T2546] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.669626][ T2546] ? move_addr_to_kernel (net/socket.c:258) [ 120.669767][ T2546] ___sys_sendmsg (net/socket.c:2752) [ 120.669903][ T2546] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.670040][ T2546] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.670186][ T2546] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 120.670324][ T2546] __sys_sendmsg (net/socket.c:2784) [ 120.670517][ T2546] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.670683][ T2546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.670821][ T2546] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.670960][ T2546] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.671097][ T2546] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.671233][ T2546] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.671428][ T2546] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.671606][ T2546] RIP: 0033:0x7fd4a1ccb08e [ 120.671754][ T2546] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.672242][ T2546] RSP: 002b:00007ffe84508260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.672508][ T2546] RAX: ffffffffffffffda RBX: 00007ffe84508a20 RCX: 00007fd4a1ccb08e [ 120.672728][ T2546] RDX: 0000000000000000 RSI: 00007ffe84508310 RDI: 0000000000000005 [ 120.672933][ T2546] RBP: 00007ffe84508270 R08: 0000000000000000 R09: 0000000000000000 [ 120.673138][ T2546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.673342][ T2546] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe845089e0 | [ 120.709897][ T2547] ------------[ cut here ]------------ | [ 120.710065][ T2547] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2547 | [ 120.710920][ T2547] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.711390][ T2547] Tainted: [W]=WARN [ 120.711495][ T2547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.711680][ T2547] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.711859][ T2547] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.712353][ T2547] RSP: 0018:ffa0000000777090 EFLAGS: 00010286 [ 120.712527][ T2547] RAX: 00000000ffffffa6 RBX: ff11000009229700 RCX: 1ff40000000eedd8 [ 120.712741][ T2547] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092297bc [ 120.712947][ T2547] RBP: ff11000012abc000 R08: 1fe22000012452f9 R09: ff11000009850b80 [ 120.713152][ T2547] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 120.713364][ T2547] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 120.713570][ T2547] FS: 00007f1ce42bf840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 120.713822][ T2547] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.713996][ T2547] CR2: 00007f1ce44b8460 CR3: 0000000005058006 CR4: 0000000000771ef0 [ 120.714203][ T2547] PKRU: 55555554 [ 120.714306][ T2547] Call Trace: [ 120.714415][ T2547] [ 120.714491][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.714641][ T2547] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 120.714781][ T2547] notifier_call_chain (kernel/notifier.c:85) [ 120.714922][ T2547] __netdev_upper_dev_link (net/core/dev.c:8931) [ 120.715061][ T2547] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 120.715205][ T2547] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 120.715344][ T2547] netdev_upper_dev_link (net/core/dev.c:8972) [ 120.715489][ T2547] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 120.715637][ T2547] register_vlan_dev (net/8021q/vlan.c:183) [ 120.715776][ T2547] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 120.715916][ T2547] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 120.716053][ T2547] ? nla_strscpy (lib/nlattr.c:795) [ 120.716193][ T2547] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 120.716333][ T2547] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.716477][ T2547] ? __dev_get_by_name (net/core/dev.c:883) [ 120.716624][ T2547] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.716768][ T2547] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.716910][ T2547] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.717049][ T2547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.717188][ T2547] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.717325][ T2547] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.717465][ T2547] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.717609][ T2547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.717758][ T2547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.717896][ T2547] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.718035][ T2547] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.718171][ T2547] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.718308][ T2547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.718449][ T2547] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.718593][ T2547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.718747][ T2547] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.718885][ T2547] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.719023][ T2547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.719160][ T2547] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.719300][ T2547] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.719519][ T2547] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.719753][ T2547] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.719895][ T2547] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.720034][ T2547] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.720173][ T2547] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.720310][ T2547] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.720539][ T2547] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.720697][ T2547] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.720836][ T2547] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.720974][ T2547] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.721147][ T2547] ? move_addr_to_kernel (net/socket.c:258) [ 120.721289][ T2547] ___sys_sendmsg (net/socket.c:2752) [ 120.721486][ T2547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.721633][ T2547] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.721779][ T2547] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 120.721918][ T2547] __sys_sendmsg (net/socket.c:2784) [ 120.722056][ T2547] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.722200][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.722339][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.722537][ T2547] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.722683][ T2547] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.722821][ T2547] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.722958][ T2547] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.723128][ T2547] RIP: 0033:0x7f1ce44f908e [ 120.723273][ T2547] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.723790][ T2547] RSP: 002b:00007ffd1896ee50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.723996][ T2547] RAX: ffffffffffffffda RBX: 00007ffd1896f610 RCX: 00007f1ce44f908e [ 120.724202][ T2547] RDX: 0000000000000000 RSI: 00007ffd1896ef00 RDI: 0000000000000005 [ 120.724413][ T2547] RBP: 00007ffd1896ee60 R08: 0000000000000000 R09: 0000000000000000 [ 120.724628][ T2547] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.724840][ T2547] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1896f5d0 | [ 120.726489][ T2547] ------------[ cut here ]------------ | [ 120.726631][ T2547] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2547 | [ 120.726894][ T2547] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.727336][ T2547] Tainted: [W]=WARN [ 120.727451][ T2547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.727629][ T2547] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.727803][ T2547] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.728278][ T2547] RSP: 0018:ffa00000007771b0 EFLAGS: 00010286 [ 120.728514][ T2547] RAX: 00000000ffffffa6 RBX: ff11000009229c40 RCX: 1ff40000000eedfc [ 120.728724][ T2547] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009229cfc [ 120.728926][ T2547] RBP: ff110000126ac000 R08: 1fe22000012453a1 R09: ff11000009850b80 [ 120.729127][ T2547] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 120.729326][ T2547] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 120.729590][ T2547] FS: 00007f1ce42bf840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 120.729830][ T2547] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.729999][ T2547] CR2: 00007f1ce44b8460 CR3: 0000000005058006 CR4: 0000000000771ef0 [ 120.730201][ T2547] PKRU: 55555554 [ 120.730302][ T2547] Call Trace: [ 120.730461][ T2547] [ 120.730530][ T2547] ? register_vlan_dev (net/8021q/vlan.c:188) [ 120.730733][ T2547] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.730870][ T2547] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.731008][ T2547] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.731111][ T2547] __dev_notify_flags (net/core/dev.c:9787) [ 120.731244][ T2547] ? netdev_update_features (net/core/dev.c:11098) [ 120.731436][ T2547] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 120.731611][ T2547] ? netif_change_name (net/core/dev.c:1495) [ 120.731749][ T2547] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 120.731884][ T2547] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 120.732020][ T2547] ? register_vlan_dev (net/8021q/vlan.c:196) [ 120.732155][ T2547] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 120.732293][ T2547] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 120.732485][ T2547] ? nla_strscpy (lib/nlattr.c:795) [ 120.732632][ T2547] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 120.732769][ T2547] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 120.732903][ T2547] ? __dev_get_by_name (net/core/dev.c:883) [ 120.733036][ T2547] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 120.733175][ T2547] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 120.733314][ T2547] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.733522][ T2547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.733663][ T2547] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.733799][ T2547] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.733934][ T2547] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.734068][ T2547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.734206][ T2547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.734343][ T2547] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.734536][ T2547] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.734681][ T2547] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.734816][ T2547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.734951][ T2547] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.735087][ T2547] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.735218][ T2547] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.735409][ T2547] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.735544][ T2547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.735691][ T2547] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.735829][ T2547] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.735963][ T2547] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.736100][ T2547] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.736234][ T2547] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.736426][ T2547] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.736562][ T2547] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.736709][ T2547] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.736845][ T2547] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.736981][ T2547] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.737116][ T2547] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.737252][ T2547] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.737477][ T2547] ? move_addr_to_kernel (net/socket.c:258) [ 120.737628][ T2547] ___sys_sendmsg (net/socket.c:2752) [ 120.737762][ T2547] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.737897][ T2547] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.738041][ T2547] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 120.738177][ T2547] __sys_sendmsg (net/socket.c:2784) [ 120.738312][ T2547] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.738509][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.738655][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.738791][ T2547] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.738924][ T2547] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.739059][ T2547] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.739285][ T2547] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.739521][ T2547] RIP: 0033:0x7f1ce44f908e [ 120.739671][ T2547] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.740147][ T2547] RSP: 002b:00007ffd1896ee50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.740499][ T2547] RAX: ffffffffffffffda RBX: 00007ffd1896f610 RCX: 00007f1ce44f908e [ 120.740711][ T2547] RDX: 0000000000000000 RSI: 00007ffd1896ef00 RDI: 0000000000000005 [ 120.740909][ T2547] RBP: 00007ffd1896ee60 R08: 0000000000000000 R09: 0000000000000000 [ 120.741108][ T2547] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.741459][ T2547] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1896f5d0 | [ 120.773391][ T2548] ------------[ cut here ]------------ | [ 120.773545][ T2548] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2548 | [ 120.773820][ T2548] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.774282][ T2548] Tainted: [W]=WARN [ 120.774394][ T2548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.774565][ T2548] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.774752][ T2548] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.775225][ T2548] RSP: 0018:ffa0000000777020 EFLAGS: 00010286 [ 120.775402][ T2548] RAX: 00000000ffffffa6 RBX: ff11000009229380 RCX: 1ff40000000eedca [ 120.775609][ T2548] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922943c [ 120.775818][ T2548] RBP: ff110000137c9000 R08: 1fe2200001245289 R09: ff1100000e26d158 [ 120.776018][ T2548] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 120.776213][ T2548] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 120.776420][ T2548] FS: 00007f9d98dc2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 120.776662][ T2548] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.776827][ T2548] CR2: 00007f9d990921a0 CR3: 000000000982f005 CR4: 0000000000771ef0 [ 120.777027][ T2548] PKRU: 55555554 [ 120.777126][ T2548] Call Trace: [ 120.777224][ T2548] [ 120.777292][ T2548] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.777431][ T2548] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.777533][ T2548] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 120.777680][ T2548] __dev_notify_flags (net/core/dev.c:9787) [ 120.777813][ T2548] ? netif_change_name (net/core/dev.c:1495) [ 120.777948][ T2548] ? __dev_change_flags (net/core/dev.c:9752) [ 120.778083][ T2548] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 120.778216][ T2548] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.778355][ T2548] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 120.778489][ T2548] netif_change_flags (net/core/dev.c:9820) [ 120.778632][ T2548] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.778767][ T2548] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 120.778906][ T2548] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 120.779040][ T2548] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.779205][ T2548] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.779341][ T2548] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.779575][ T2548] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 120.779736][ T2548] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.779871][ T2548] ? __kernel_text_address (kernel/extable.c:79) [ 120.780002][ T2548] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.780136][ T2548] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.780268][ T2548] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.780486][ T2548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.780629][ T2548] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 120.780760][ T2548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.780892][ T2548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.781024][ T2548] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 120.781156][ T2548] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 120.781289][ T2548] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 120.781501][ T2548] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.781646][ T2548] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 120.781780][ T2548] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 120.781916][ T2548] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.782050][ T2548] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.782186][ T2548] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.782321][ T2548] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.782551][ T2548] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.782694][ T2548] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.782831][ T2548] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.782964][ T2548] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.783096][ T2548] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.783229][ T2548] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.783437][ T2548] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.783572][ T2548] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.783714][ T2548] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.783845][ T2548] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.783976][ T2548] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.784108][ T2548] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.784242][ T2548] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.784430][ T2548] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.784563][ T2548] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.784707][ T2548] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.784842][ T2548] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.784976][ T2548] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.785111][ T2548] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.785245][ T2548] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.785435][ T2548] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.785570][ T2548] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.785717][ T2548] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.785850][ T2548] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.785986][ T2548] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.786117][ T2548] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.786250][ T2548] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.786481][ T2548] ? move_addr_to_kernel (net/socket.c:258) [ 120.786625][ T2548] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.786757][ T2548] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.786897][ T2548] ___sys_sendmsg (net/socket.c:2752) [ 120.787035][ T2548] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 120.787204][ T2548] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.787405][ T2548] __sys_sendmsg (net/socket.c:2784) [ 120.787540][ T2548] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.787683][ T2548] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 120.787852][ T2548] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 120.787986][ T2548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.788121][ T2548] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.788254][ T2548] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.788393][ T2548] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.788525][ T2548] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.788697][ T2548] RIP: 0033:0x7f9d98ffc08e [ 120.788837][ T2548] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.789306][ T2548] RSP: 002b:00007ffc21f464c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.789511][ T2548] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9d98ffc08e [ 120.789718][ T2548] RDX: 0000000000000000 RSI: 00007ffc21f46570 RDI: 0000000000000005 [ 120.789922][ T2548] RBP: 00007ffc21f464d0 R08: 0000000000000000 R09: 0000000000000000 [ 120.790119][ T2548] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02a [ 120.790316][ T2548] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc21f46c40 | [ 120.822114][ T2549] ------------[ cut here ]------------ | [ 120.822270][ T2549] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2549 | [ 120.822544][ T2549] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 120.823003][ T2549] Tainted: [W]=WARN [ 120.823103][ T2549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.823278][ T2549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 120.823458][ T2549] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 120.823931][ T2549] RSP: 0018:ffa0000000787020 EFLAGS: 00010286 [ 120.824097][ T2549] RAX: 00000000ffffffa6 RBX: ff1100000eeccc80 RCX: 1ff40000000f0dca [ 120.824298][ T2549] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeccd3c [ 120.824504][ T2549] RBP: ff110000126ac000 R08: 1fe2200001dd99a9 R09: ff1100000e26ae58 [ 120.824718][ T2549] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 120.824915][ T2549] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 120.825114][ T2549] FS: 00007f2cf476d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 120.825352][ T2549] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.825519][ T2549] CR2: 000000003605a988 CR3: 0000000005058002 CR4: 0000000000771ef0 [ 120.825728][ T2549] PKRU: 55555554 [ 120.825827][ T2549] Call Trace: [ 120.825924][ T2549] [ 120.825993][ T2549] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 120.826128][ T2549] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 120.826230][ T2549] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 120.826368][ T2549] __dev_notify_flags (net/core/dev.c:9787) [ 120.826504][ T2549] ? netif_change_name (net/core/dev.c:1495) [ 120.826649][ T2549] ? __dev_change_flags (net/core/dev.c:9752) [ 120.826781][ T2549] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 120.826913][ T2549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.827046][ T2549] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 120.827179][ T2549] netif_change_flags (net/core/dev.c:9820) [ 120.827312][ T2549] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.827452][ T2549] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 120.827594][ T2549] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 120.827733][ T2549] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 120.827899][ T2549] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 120.828033][ T2549] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.828163][ T2549] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 120.828297][ T2549] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.828436][ T2549] ? __kernel_text_address (kernel/extable.c:79) [ 120.828570][ T2549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.828716][ T2549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.828847][ T2549] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.828982][ T2549] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.829114][ T2549] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 120.829247][ T2549] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.829405][ T2549] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.829540][ T2549] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 120.829686][ T2549] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 120.829820][ T2549] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 120.829955][ T2549] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 120.830088][ T2549] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 120.830224][ T2549] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 120.830366][ T2549] rtnl_newlink (net/core/rtnetlink.c:4150) [ 120.830503][ T2549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.830647][ T2549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.830779][ T2549] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.830913][ T2549] ? mark_usage (kernel/locking/lockdep.c:4674) [ 120.831047][ T2549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.831183][ T2549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.831314][ T2549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.831453][ T2549] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.831592][ T2549] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 120.831731][ T2549] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 120.831864][ T2549] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 120.831997][ T2549] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.832130][ T2549] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.832262][ T2549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.832403][ T2549] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 120.832538][ T2549] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 120.832682][ T2549] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 120.832815][ T2549] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.832949][ T2549] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.833085][ T2549] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 120.833217][ T2549] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 120.833357][ T2549] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.833493][ T2549] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.833633][ T2549] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 120.833768][ T2549] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 120.833902][ T2549] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 120.834035][ T2549] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 120.834169][ T2549] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 120.834300][ T2549] ? copy_msghdr_from_user (net/socket.c:2635) [ 120.834437][ T2549] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 120.834635][ T2549] ? move_addr_to_kernel (net/socket.c:258) [ 120.834774][ T2549] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 120.834910][ T2549] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 120.835045][ T2549] ___sys_sendmsg (net/socket.c:2752) [ 120.835177][ T2549] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 120.835342][ T2549] ? copy_msghdr_from_user (net/socket.c:2603) [ 120.835493][ T2549] __sys_sendmsg (net/socket.c:2784) [ 120.835637][ T2549] ? __sys_sendmsg_sock (net/socket.c:2765) [ 120.835770][ T2549] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 120.835938][ T2549] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 120.836072][ T2549] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 120.836206][ T2549] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 120.836338][ T2549] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 120.836476][ T2549] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 120.836615][ T2549] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.836784][ T2549] RIP: 0033:0x7f2cf49a708e [ 120.836923][ T2549] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 120.837426][ T2549] RSP: 002b:00007ffcbcd229a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.837631][ T2549] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2cf49a708e [ 120.837828][ T2549] RDX: 0000000000000000 RSI: 00007ffcbcd22a50 RDI: 0000000000000005 [ 120.838026][ T2549] RBP: 00007ffcbcd229b0 R08: 0000000000000000 R09: 0000000000000000 [ 120.838223][ T2549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02b [ 120.838426][ T2549] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbcd23120 | [ 121.193865][ T12] ------------[ cut here ]------------ | [ 121.194031][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.194314][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.194803][ T12] Tainted: [W]=WARN [ 121.194903][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.195061][ T12] Workqueue: netns cleanup_net [ 121.195196][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.195371][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.195841][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 121.196001][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e040 RCX: 1ff4000000018ec7 [ 121.196192][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e0fc [ 121.196389][ T12] RBP: ff11000009214000 R08: 1fe22000018cfc21 R09: ff11000001aed1d0 [ 121.196582][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 121.196776][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 121.196963][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.197182][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.197350][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 121.197545][ T12] PKRU: 55555554 [ 121.197649][ T12] Call Trace: [ 121.197743][ T12] [ 121.197808][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.197951][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.198048][ T12] netif_close_many (net/core/dev.c:1804) [ 121.198180][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.198309][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 121.198475][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 121.198642][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.198775][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.198930][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.199061][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.199206][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.199331][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.199462][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.199591][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.199726][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.199855][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.199980][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.200105][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.200230][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.200358][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.200486][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.200622][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.200753][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.200880][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.201008][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.201165][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.201294][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.201424][ T12] kthread (kernel/kthread.c:436) [ 121.201520][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.201687][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.201814][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.201941][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.202096][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.202220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.202356][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.204372][ T12] ------------[ cut here ]------------ | [ 121.204521][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.204786][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.205264][ T12] Tainted: [W]=WARN [ 121.205375][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.205538][ T12] Workqueue: netns cleanup_net [ 121.205683][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.205849][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.206309][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 121.206481][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff4000000018e80 [ 121.206685][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 121.206880][ T12] RBP: ff110000137c9000 R08: 1fe22000018cfd39 R09: ff11000001aed1d0 [ 121.207073][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 121.207278][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 121.207481][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.207740][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.207902][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 121.208096][ T12] PKRU: 55555554 [ 121.208192][ T12] Call Trace: [ 121.208289][ T12] [ 121.208366][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.208513][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.208626][ T12] netif_close_many (net/core/dev.c:1804) [ 121.208758][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.208888][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.209020][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 121.209152][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 121.209282][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 121.209415][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 121.209545][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 121.209690][ T12] notifier_call_chain (kernel/notifier.c:85) [ 121.209822][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 121.209958][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.210087][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 121.210249][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 121.210415][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.210545][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.210718][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.210848][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.210978][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.211109][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.211239][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.211375][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.211506][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.211655][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.211783][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.211913][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.212043][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.212172][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.212303][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.212437][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.212570][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.212716][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.212845][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.212981][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.213113][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.213243][ T12] kthread (kernel/kthread.c:436) [ 121.213339][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.213511][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.213653][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.213783][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.213943][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.214072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.214202][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.216573][ T12] ------------[ cut here ]------------ | [ 121.216710][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.217037][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.217508][ T12] Tainted: [W]=WARN [ 121.217606][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.217766][ T12] Workqueue: netns cleanup_net [ 121.217891][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.218128][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.218650][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.218802][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991700 RCX: 1ff4000000018eed [ 121.218980][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129917bc [ 121.219193][ T12] RBP: ff1100000ed1c000 R08: 1fe22000025322f9 R09: ff11000001aed1d0 [ 121.219379][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.219558][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.219744][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.219982][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.220142][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 121.220330][ T12] PKRU: 55555554 [ 121.220427][ T12] Call Trace: [ 121.220517][ T12] [ 121.220589][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.220753][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.220901][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.221025][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.221146][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.221268][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.221394][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.221520][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.221655][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.221779][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.221910][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.222030][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.222149][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.222274][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.222398][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.222522][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.222664][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.222786][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.222910][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.223034][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.223153][ T12] kthread (kernel/kthread.c:436) [ 121.223243][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.223397][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.223517][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.223647][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.223797][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.223919][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.224039][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.226372][ T12] ------------[ cut here ]------------ | [ 121.226526][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.226793][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.227218][ T12] Tainted: [W]=WARN [ 121.227307][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.227911][ T12] Workqueue: netns cleanup_net [ 121.228037][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.228192][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.228708][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.228860][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6900 RCX: 1ff4000000018eed [ 121.229038][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b69bc [ 121.229215][ T12] RBP: ff11000008e54000 R08: 1fe2200001936d39 R09: ff11000001aed1d0 [ 121.229443][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.229682][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.229868][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.230078][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.230228][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 121.230465][ T12] PKRU: 55555554 [ 121.230557][ T12] Call Trace: [ 121.230656][ T12] [ 121.230719][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.230872][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.231021][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.231142][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.231267][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.231434][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.231573][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.231708][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.231829][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.231992][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.232121][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.233192][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.233324][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.233507][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.233642][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.233765][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.233890][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.234011][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.234141][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.234269][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.234440][ T12] kthread (kernel/kthread.c:436) [ 121.234536][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.234707][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.234829][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.234959][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.235109][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.235230][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.235399][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.238142][ T12] ------------[ cut here ]------------ | [ 121.238275][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.238528][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.238976][ T12] Tainted: [W]=WARN [ 121.239072][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.239222][ T12] Workqueue: netns cleanup_net [ 121.239356][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.239515][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.239961][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.240112][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a040 RCX: 1ff4000000018eed [ 121.240294][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a0fc [ 121.240487][ T12] RBP: ff1100000e951000 R08: 1fe220000194d421 R09: ff11000001aed1d0 [ 121.240691][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.240875][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.241055][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.241265][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.241420][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 121.241609][ T12] PKRU: 55555554 [ 121.241706][ T12] Call Trace: [ 121.241795][ T12] [ 121.241864][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.242020][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.242172][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.242295][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.242499][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.242628][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.242751][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.242920][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.243041][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.243163][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.243285][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.243440][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.243563][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.243694][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.243812][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.243935][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.244058][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.244179][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.244305][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.244436][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.244555][ T12] kthread (kernel/kthread.c:436) [ 121.244655][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.244803][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.244925][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.245047][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.245197][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.245321][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.245454][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.247558][ T12] ------------[ cut here ]------------ | [ 121.247693][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.247933][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.248366][ T12] Tainted: [W]=WARN [ 121.248458][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.248611][ T12] Workqueue: netns cleanup_net [ 121.248739][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.248894][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.249376][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.249531][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6bc40 RCX: 1ff4000000018eed [ 121.249716][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bcfc [ 121.249894][ T12] RBP: ff1100000fad4000 R08: 1fe220000194d7a1 R09: ff11000001aed1d0 [ 121.250068][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.250252][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.250436][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.250658][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.250809][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 121.250989][ T12] PKRU: 55555554 [ 121.251079][ T12] Call Trace: [ 121.251168][ T12] [ 121.251230][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.251388][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.251548][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.251678][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.251799][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.251916][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.252036][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.252156][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.252279][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.252405][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.252531][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.252658][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.252815][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.252936][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.253055][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.253197][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.253319][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.253454][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.253582][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.253715][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.253837][ T12] kthread (kernel/kthread.c:436) [ 121.253960][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.254133][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.254253][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.254379][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.254529][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.254655][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.254882][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.258698][ T12] ------------[ cut here ]------------ | [ 121.258829][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 121.259068][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.259519][ T12] Tainted: [W]=WARN [ 121.259622][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.259770][ T12] Workqueue: netns cleanup_net [ 121.259899][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.260056][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.260491][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.260659][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce323c0 RCX: 1ff4000000018eed [ 121.260840][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3247c [ 121.261018][ T12] RBP: ff1100000ebe4000 R08: 1fe22000019c6491 R09: ff11000001aed1d0 [ 121.261195][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.261394][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.261576][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.261801][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.261951][ T12] CR2: 00007f47fd632498 CR3: 000000001363c005 CR4: 0000000000771ef0 [ 121.262130][ T12] PKRU: 55555554 [ 121.262221][ T12] Call Trace: [ 121.262308][ T12] [ 121.262377][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.262537][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.262699][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.262820][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.262942][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.263063][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.263181][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.263321][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.263452][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.263574][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.263708][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.263828][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.263947][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.264073][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.264192][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.264319][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.264450][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.264573][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.264708][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.264832][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.264951][ T12] kthread (kernel/kthread.c:436) [ 121.265042][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.265191][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.265310][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.265442][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.265604][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.265746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.265894][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.268214][ T12] ------------[ cut here ]------------ | [ 121.268336][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 121.269079][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.269612][ T12] Tainted: [W]=WARN [ 121.269710][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.269858][ T12] Workqueue: netns cleanup_net [ 121.269983][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.270138][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.270663][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.270864][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32e40 RCX: 1ff4000000018eed [ 121.271056][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32efc [ 121.271235][ T12] RBP: ff1100000f909000 R08: 1fe22000019c65e1 R09: ff11000001aed1d0 [ 121.271444][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.271631][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.271814][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.272020][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.272175][ T12] CR2: 00007f47fd632498 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 121.272360][ T12] PKRU: 55555554 [ 121.272451][ T12] Call Trace: [ 121.272547][ T12] [ 121.272619][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.272771][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.272921][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.273046][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.273167][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.273288][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.273415][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.273541][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.273675][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.273795][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.273918][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.274055][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.274174][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.274302][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.274428][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.274552][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.274687][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.274813][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.274942][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.275067][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.275187][ T12] kthread (kernel/kthread.c:436) [ 121.275278][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.275434][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.275556][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.275687][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.275836][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.275956][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.276078][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.278842][ T12] ------------[ cut here ]------------ | [ 121.278964][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 121.279201][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.280114][ T12] Tainted: [W]=WARN [ 121.280204][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.280420][ T12] Workqueue: netns cleanup_net [ 121.280563][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.280731][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.281164][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.281318][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff4000000018eed [ 121.281592][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 121.281779][ T12] RBP: ff11000008fe1000 R08: 1fe2200001f65fd9 R09: ff11000001aed1d0 [ 121.281960][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.282142][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.282322][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.282599][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.282756][ T12] CR2: 00007f47fd632498 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 121.282937][ T12] PKRU: 55555554 [ 121.283026][ T12] Call Trace: [ 121.283118][ T12] [ 121.283181][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.283339][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.283538][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.283673][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.283795][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.283915][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.284035][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.284157][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.284281][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.284449][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.284571][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.284702][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.284822][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.284942][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.285061][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.285182][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.285306][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.285474][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.285600][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.285734][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.285852][ T12] kthread (kernel/kthread.c:436) [ 121.285942][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.286106][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.286226][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.286394][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.286545][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.286676][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.286796][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.288974][ T12] ------------[ cut here ]------------ | [ 121.289105][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.289341][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.289809][ T12] Tainted: [W]=WARN [ 121.289899][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.290051][ T12] Workqueue: netns cleanup_net [ 121.290175][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.290331][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.290818][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.290969][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fc40 RCX: 1ff4000000018eed [ 121.291146][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2fcfc [ 121.291332][ T12] RBP: ff1100000f874000 R08: 1fe2200001f65fa1 R09: ff11000001aed1d0 [ 121.291516][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.291702][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.291881][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.292090][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.292240][ T12] CR2: 00007ffe3b2299c8 CR3: 000000000955f003 CR4: 0000000000771ef0 [ 121.292430][ T12] PKRU: 55555554 [ 121.292520][ T12] Call Trace: [ 121.292621][ T12] [ 121.292686][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.292838][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.292986][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.293105][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.293227][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.293353][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.293473][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.293597][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.293725][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.293843][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.294003][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.294124][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.294243][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.294370][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.294488][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.294613][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.294743][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.294862][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.294986][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.295108][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.295228][ T12] kthread (kernel/kthread.c:436) [ 121.295317][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.295470][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.295599][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.295723][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.295872][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.295990][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.296111][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.298167][ T12] ------------[ cut here ]------------ | [ 121.298285][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.298535][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.298980][ T12] Tainted: [W]=WARN [ 121.299070][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.299224][ T12] Workqueue: netns cleanup_net [ 121.299355][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.299517][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.299973][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.300137][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28200 RCX: 1ff4000000018eed [ 121.300314][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa282bc [ 121.300498][ T12] RBP: ff1100000f911000 R08: 1fe2200001f45059 R09: ff11000001aed1d0 [ 121.300685][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.300860][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.301037][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.301244][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.301401][ T12] CR2: 00007ffe3b2299c8 CR3: 000000000955f003 CR4: 0000000000771ef0 [ 121.301781][ T12] PKRU: 55555554 [ 121.301868][ T12] Call Trace: [ 121.301957][ T12] [ 121.302020][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.302173][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.302343][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.302543][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.302675][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.302796][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.302920][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.303042][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.303169][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.303372][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.303496][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.303645][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.303764][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.303886][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.304007][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.304157][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.304301][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.304426][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.304557][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.304691][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.304812][ T12] kthread (kernel/kthread.c:436) [ 121.304909][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.305057][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.305178][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.305299][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.305458][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.305583][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.305714][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.309225][ T12] ------------[ cut here ]------------ | [ 121.309460][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.309719][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.310165][ T12] Tainted: [W]=WARN [ 121.310260][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.310422][ T12] Workqueue: netns cleanup_net [ 121.310554][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.310726][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.311212][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 121.311373][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8c80 RCX: 1ff4000000018e99 [ 121.311578][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8d3c [ 121.311775][ T12] RBP: ff110000137c9000 R08: 1fe2200001ddb1a9 R09: ff11000001aed1d0 [ 121.311965][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.312149][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.312339][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.312569][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.312738][ T12] CR2: 00007ffe3b2299c8 CR3: 000000000955f003 CR4: 0000000000771ef0 [ 121.312924][ T12] PKRU: 55555554 [ 121.313017][ T12] Call Trace: [ 121.313109][ T12] [ 121.313174][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.313334][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.313495][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 121.313631][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.313756][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 121.313910][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 121.314037][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 121.314162][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 121.314287][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 121.314445][ T12] notifier_call_chain (kernel/notifier.c:85) [ 121.314573][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 121.314743][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.314895][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.315019][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.315144][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.315274][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.315403][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.315530][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.315665][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.315791][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.315919][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.316043][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.316166][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.316296][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.316447][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.316573][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.316731][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.316856][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.316990][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.317120][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.317245][ T12] kthread (kernel/kthread.c:436) [ 121.317341][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.317501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.317635][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.317761][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.317918][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.318043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.318169][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.320800][ T12] ------------[ cut here ]------------ | [ 121.320996][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.321310][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.322720][ T12] Tainted: [W]=WARN [ 121.322813][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.323017][ T12] Workqueue: netns cleanup_net [ 121.323142][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.323301][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.323797][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.323949][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed000 RCX: 1ff4000000018eed [ 121.324133][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed0bc [ 121.324313][ T12] RBP: ff11000009214000 R08: 1fe2200001d3da19 R09: ff11000001aed1d0 [ 121.324550][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.324891][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.325195][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.325457][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.325619][ T12] CR2: 00007ffe3b2299c8 CR3: 000000000955f003 CR4: 0000000000771ef0 [ 121.325806][ T12] PKRU: 55555554 [ 121.325900][ T12] Call Trace: [ 121.325992][ T12] [ 121.326056][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.326211][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.326415][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.326544][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.326680][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.326874][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.327000][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.327122][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.327248][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.327417][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.327542][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.327673][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.327793][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.327916][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.328038][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.328160][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.328406][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.328526][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.328660][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.328786][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.328932][ T12] kthread (kernel/kthread.c:436) [ 121.329024][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.329245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.329415][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.329537][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.329730][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.329852][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.329973][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.351987][ T12] ------------[ cut here ]------------ | [ 121.352126][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.352385][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.352878][ T12] Tainted: [W]=WARN [ 121.353002][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.353160][ T12] Workqueue: netns cleanup_net [ 121.353294][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.353465][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.353931][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 121.354094][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed8c0 RCX: 1ff4000000018eaf [ 121.354286][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed97c [ 121.354484][ T12] RBP: ff11000009bbc000 R08: 1fe2200001d3db31 R09: ff11000001aed1d0 [ 121.354684][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 121.354873][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086e1000 [ 121.355067][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.355292][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.355459][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 121.355660][ T12] PKRU: 55555554 [ 121.355757][ T12] Call Trace: [ 121.355852][ T12] [ 121.355919][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.356050][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.356150][ T12] netif_close_many (net/core/dev.c:1804) [ 121.356277][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.356426][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.356555][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.356696][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.356823][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 121.356983][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 121.357142][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.357271][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.357434][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.357562][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.357697][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 121.357854][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 121.357984][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 121.358113][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 121.358242][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 121.358377][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 121.358508][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 121.358655][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.358786][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.358914][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.359076][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.359221][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.359361][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.359491][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.359630][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.359764][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.359894][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.360026][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.360158][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.360285][ T12] kthread (kernel/kthread.c:436) [ 121.360389][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.360554][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.360690][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.360817][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.360983][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.361109][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.361236][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.368195][ T12] ------------[ cut here ]------------ | [ 121.368334][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.369091][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.369622][ T12] Tainted: [W]=WARN [ 121.369719][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.369878][ T12] Workqueue: netns cleanup_net [ 121.370010][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.370176][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.370699][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 121.370859][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff4000000018eaf [ 121.371052][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 121.371241][ T12] RBP: ff110000086e1000 R08: 1fe2200001d3d821 R09: ff11000001aed1d0 [ 121.371496][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 121.371691][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 121.371881][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.372102][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.372261][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 121.372502][ T12] PKRU: 55555554 [ 121.372603][ T12] Call Trace: [ 121.372703][ T12] [ 121.372769][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.372896][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 121.373024][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.373147][ T12] netif_close_many (net/core/dev.c:1804) [ 121.373275][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.373454][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.373583][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.373717][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.373846][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 121.374007][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 121.374167][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.374295][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.374504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.374644][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.374777][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 121.374938][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 121.375068][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 121.375196][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 121.375324][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 121.375503][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 121.375645][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 121.375772][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.375899][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.376027][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.376157][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.376285][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.376474][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.376608][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.376751][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.376882][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.377013][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.377144][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.377275][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.377465][ T12] kthread (kernel/kthread.c:436) [ 121.377561][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.377725][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.377854][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.377983][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.378146][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.378271][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.378450][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.381862][ T12] ------------[ cut here ]------------ | [ 121.382001][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.382243][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.383603][ T12] Tainted: [W]=WARN [ 121.383718][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.383876][ T12] Workqueue: netns cleanup_net [ 121.384004][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.384167][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.384724][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 121.384877][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff4000000018ed5 [ 121.385055][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 121.385234][ T12] RBP: ff11000009bbc000 R08: 1fe2200001663821 R09: ff11000001aed1d0 [ 121.385507][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.385700][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.385881][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.386090][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.386240][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.386517][ T12] PKRU: 55555554 [ 121.386621][ T12] Call Trace: [ 121.386724][ T12] [ 121.386788][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.386942][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.387090][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.387211][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.387334][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 121.387586][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 121.387715][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 121.387835][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 121.387956][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 121.388078][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 121.388201][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.388324][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.388510][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.388641][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.388759][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.388880][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.388999][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.389122][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.389246][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.389397][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.389521][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.389657][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.389776][ T12] kthread (kernel/kthread.c:436) [ 121.389866][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.390015][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.390152][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.390272][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.390450][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.390575][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.390705][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.393187][ T12] ------------[ cut here ]------------ | [ 121.393309][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.393573][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.394020][ T12] Tainted: [W]=WARN [ 121.394110][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.394268][ T12] Workqueue: netns cleanup_net [ 121.394485][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.394666][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.395106][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 121.395263][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecc900 RCX: 1ff4000000018ed5 [ 121.395639][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc9bc [ 121.395819][ T12] RBP: ff110000086e1000 R08: 1fe2200001dd9939 R09: ff11000001aed1d0 [ 121.395998][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.396178][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.396486][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.396728][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.396881][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.397062][ T12] PKRU: 55555554 [ 121.397153][ T12] Call Trace: [ 121.397244][ T12] [ 121.397311][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.397499][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.397656][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.397779][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.397897][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 121.398051][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 121.398172][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 121.398294][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 121.398419][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 121.398541][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 121.398676][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.398797][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.398920][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.399041][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.399161][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.399283][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.399408][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.399530][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.399664][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.399784][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.399909][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.400034][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.400154][ T12] kthread (kernel/kthread.c:436) [ 121.400244][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.400404][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.400527][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.400658][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.400810][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.400931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.401054][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.403334][ T12] ------------[ cut here ]------------ | [ 121.403464][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.403712][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.404140][ T12] Tainted: [W]=WARN [ 121.404232][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.404530][ T12] Workqueue: netns cleanup_net [ 121.404671][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.404834][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.405440][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 121.405626][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265b000 RCX: 1ff4000000018ed5 [ 121.405808][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265b0bc [ 121.405994][ T12] RBP: ff110000095dc000 R08: 1fe22000024cb619 R09: ff11000001aed1d0 [ 121.406175][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.406410][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.406648][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.406861][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.407011][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.407190][ T12] PKRU: 55555554 [ 121.407280][ T12] Call Trace: [ 121.407438][ T12] [ 121.407503][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.407666][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.407817][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.407938][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.408057][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 121.408211][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 121.408334][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 121.408503][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 121.408630][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 121.408754][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 121.408876][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.408994][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.409117][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.409238][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.409404][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.409527][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.409659][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.409784][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.409908][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.410028][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.410154][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.410279][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.410450][ T12] kthread (kernel/kthread.c:436) [ 121.410541][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.410704][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.410824][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.410949][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.411099][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.411218][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.411420][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.449737][ T12] ------------[ cut here ]------------ | [ 121.449946][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.450209][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.450691][ T12] Tainted: [W]=WARN [ 121.450784][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.450938][ T12] Workqueue: netns cleanup_net [ 121.451067][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.451226][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.451703][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 121.451857][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265aac0 RCX: 1ff4000000018ec7 [ 121.452042][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265ab7c [ 121.452226][ T12] RBP: ff11000012abc000 R08: 1fe22000024cb571 R09: ff11000001aed1d0 [ 121.452416][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 121.452605][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 121.452795][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.453022][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.453175][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.453364][ T12] PKRU: 55555554 [ 121.453456][ T12] Call Trace: [ 121.453549][ T12] [ 121.453626][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.453753][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.453849][ T12] netif_close_many (net/core/dev.c:1804) [ 121.453974][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.454098][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 121.454252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 121.454412][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.454538][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.454705][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.454828][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.454954][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.455078][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.455200][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.455324][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.455452][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.455588][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.455716][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.455841][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.455966][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.456089][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.456214][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.456338][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.456472][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.456601][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.456728][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.456855][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.456984][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.457108][ T12] kthread (kernel/kthread.c:436) [ 121.457200][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.457359][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.457484][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.457620][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.457774][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.457898][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.458022][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.459869][ T12] ------------[ cut here ]------------ | [ 121.460012][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.460273][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.460773][ T12] Tainted: [W]=WARN [ 121.460874][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.461035][ T12] Workqueue: netns cleanup_net [ 121.461170][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.461338][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.461883][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 121.462045][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265bc40 RCX: 1ff4000000018e80 [ 121.462242][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265bcfc [ 121.462498][ T12] RBP: ff110000126ac000 R08: 1fe22000024cb7a1 R09: ff11000001aed1d0 [ 121.462700][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 121.462907][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 121.463105][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.463335][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.463539][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.463744][ T12] PKRU: 55555554 [ 121.463842][ T12] Call Trace: [ 121.463944][ T12] [ 121.464012][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.464142][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.464242][ T12] netif_close_many (net/core/dev.c:1804) [ 121.464380][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.464511][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.464653][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 121.464786][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 121.464918][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 121.465047][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 121.465177][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 121.465312][ T12] notifier_call_chain (kernel/notifier.c:85) [ 121.465456][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 121.465595][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 121.465731][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 121.465896][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 121.466064][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.466195][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.466379][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.466511][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.466650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.466780][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.466908][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.467062][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.467190][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.467321][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.467456][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.467595][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.467731][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.467859][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.467989][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.468118][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.468253][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.468393][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.468522][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.468664][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.468799][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.468953][ T12] kthread (kernel/kthread.c:436) [ 121.469072][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.469233][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.469369][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.469501][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.469677][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.469806][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.469938][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.472824][ T12] ------------[ cut here ]------------ | [ 121.473014][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.473270][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.473900][ T12] Tainted: [W]=WARN [ 121.473995][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.474151][ T12] Workqueue: netns cleanup_net [ 121.474276][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.474526][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.475010][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.475160][ T12] RAX: 00000000ffffffa6 RBX: ff1100001265a200 RCX: 1ff4000000018eed [ 121.475337][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265a2bc [ 121.475564][ T12] RBP: ff11000010104000 R08: 1fe22000024cb459 R09: ff11000001aed1d0 [ 121.475789][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.475969][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.476147][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.476405][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.476559][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.476751][ T12] PKRU: 55555554 [ 121.476839][ T12] Call Trace: [ 121.476928][ T12] [ 121.476991][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.477143][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.477294][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.477461][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.477584][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.477710][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.477829][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.477950][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.478072][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.478191][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.478315][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.478486][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.478609][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.478740][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.478865][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.478987][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.479113][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.479238][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.479408][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.479533][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.479665][ T12] kthread (kernel/kthread.c:436) [ 121.479760][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.479914][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.480036][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.480160][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.480309][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.480482][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.480624][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.483046][ T12] ------------[ cut here ]------------ | [ 121.483189][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.483442][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.483894][ T12] Tainted: [W]=WARN [ 121.483985][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.484137][ T12] Workqueue: netns cleanup_net [ 121.484266][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.484433][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.484875][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.485029][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26c80 RCX: 1ff4000000018eed [ 121.485210][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26d3c [ 121.485413][ T12] RBP: ff1100000eb01000 R08: 1fe22000017a4da9 R09: ff11000001aed1d0 [ 121.485609][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.485796][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.485978][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.486190][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.486369][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 121.486552][ T12] PKRU: 55555554 [ 121.486653][ T12] Call Trace: [ 121.486744][ T12] [ 121.486808][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.486963][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.487113][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.487234][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.487364][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.487486][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.487621][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.487744][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.487866][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.487987][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.488113][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.488235][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.488361][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.488486][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.488611][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.489208][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.489335][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.489465][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.489598][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.489730][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.489886][ T12] kthread (kernel/kthread.c:436) [ 121.489978][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.490137][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.490281][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.490409][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.490571][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.490705][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.490831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.493169][ T12] ------------[ cut here ]------------ | [ 121.493312][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.493582][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.494070][ T12] Tainted: [W]=WARN [ 121.494163][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.494323][ T12] Workqueue: netns cleanup_net [ 121.494466][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.494649][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.495081][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.495233][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26200 RCX: 1ff4000000018eed [ 121.495416][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd262bc [ 121.495607][ T12] RBP: ff1100000a32c000 R08: 1fe22000017a4c59 R09: ff11000001aed1d0 [ 121.495798][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.495976][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.496163][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.496386][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.496562][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 121.496758][ T12] PKRU: 55555554 [ 121.496852][ T12] Call Trace: [ 121.496941][ T12] [ 121.497005][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.497161][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.497312][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.497451][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.497573][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.497710][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.497831][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.497959][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.498084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.498205][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.498328][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.498459][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.498583][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.498713][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.498833][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.498955][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.499081][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.499202][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.499329][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.499461][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.499585][ T12] kthread (kernel/kthread.c:436) [ 121.499682][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.499833][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.499986][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.500107][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.500273][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.500398][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.500520][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.502597][ T12] ------------[ cut here ]------------ | [ 121.502720][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.502956][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.503407][ T12] Tainted: [W]=WARN [ 121.503498][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.503656][ T12] Workqueue: netns cleanup_net [ 121.503779][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.503940][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.504371][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.504524][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984900 RCX: 1ff4000000018eed [ 121.504714][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9849bc [ 121.504894][ T12] RBP: ff11000007f79000 R08: 1fe2200001930939 R09: ff11000001aed1d0 [ 121.505073][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.505251][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.505441][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.505658][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.505810][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 121.505988][ T12] PKRU: 55555554 [ 121.506077][ T12] Call Trace: [ 121.506166][ T12] [ 121.506228][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.506386][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.506536][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.506678][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.506799][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.506918][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.507037][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.507157][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.507279][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.507404][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.507533][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.507660][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.507779][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.507898][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.508017][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.508138][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.508261][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.508385][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.508512][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.508646][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.508765][ T12] kthread (kernel/kthread.c:436) [ 121.508854][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.509002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.509122][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.509241][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.509397][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.509520][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.509649][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.511894][ T12] ------------[ cut here ]------------ | [ 121.512015][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 121.512250][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.513608][ T12] Tainted: [W]=WARN [ 121.513729][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.513878][ T12] Workqueue: netns cleanup_net [ 121.514002][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.514156][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.514642][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.514791][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984200 RCX: 1ff4000000018eed [ 121.514967][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9842bc [ 121.515143][ T12] RBP: ff1100001373c000 R08: 1fe2200001930859 R09: ff11000001aed1d0 [ 121.515321][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.515554][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.515749][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.515956][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.516109][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 121.516289][ T12] PKRU: 55555554 [ 121.516426][ T12] Call Trace: [ 121.516516][ T12] [ 121.516579][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.516738][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.516885][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.517011][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.517131][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.517250][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.517422][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.517543][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.517716][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.517834][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.517955][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.518076][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.518195][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.518315][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.518483][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.518610][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.518738][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.518856][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.518980][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.519105][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.519225][ T12] kthread (kernel/kthread.c:436) [ 121.519315][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.519513][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.519643][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.519763][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.519912][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.520032][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.520153][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.527779][ T12] ------------[ cut here ]------------ | [ 121.527922][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 121.528160][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.528732][ T12] Tainted: [W]=WARN [ 121.528824][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.528976][ T12] Workqueue: netns cleanup_net [ 121.529099][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.529254][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.529695][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.529846][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c984040 RCX: 1ff4000000018eed [ 121.530028][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9840fc [ 121.530206][ T12] RBP: ff11000004fc9000 R08: 1fe2200001930821 R09: ff11000001aed1d0 [ 121.530394][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.530573][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.530768][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.530976][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.531126][ T12] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.531307][ T12] PKRU: 55555554 [ 121.531408][ T12] Call Trace: [ 121.531498][ T12] [ 121.531561][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.531724][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.531872][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.531997][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.532117][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.532238][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.532367][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.532488][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.532619][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.532738][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.532861][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.532980][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.533099][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.533221][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.533344][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.533472][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.533598][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.533722][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.533845][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.533970][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.534095][ T12] kthread (kernel/kthread.c:436) [ 121.534186][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.534335][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.534464][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.534589][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.534743][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.534861][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.534979][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.537223][ T12] ------------[ cut here ]------------ | [ 121.537354][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 121.537594][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.538053][ T12] Tainted: [W]=WARN [ 121.538144][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.538294][ T12] Workqueue: netns cleanup_net [ 121.538424][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.538579][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.539011][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.539162][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51a80 RCX: 1ff4000000018eed [ 121.539341][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51b3c [ 121.539525][ T12] RBP: ff1100000ff3c000 R08: 1fe22000019ea369 R09: ff11000001aed1d0 [ 121.539716][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.539895][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.540076][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.540286][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.540443][ T12] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.540629][ T12] PKRU: 55555554 [ 121.540719][ T12] Call Trace: [ 121.540808][ T12] [ 121.540873][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.541030][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.541181][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.541302][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.541429][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.541551][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.541680][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.541801][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.541925][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.542045][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.542168][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.542289][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.542413][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.542535][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.542663][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.542785][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.542908][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.543028][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.543152][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.543276][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.543406][ T12] kthread (kernel/kthread.c:436) [ 121.543500][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.543657][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.543779][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.543897][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.544047][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.544167][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.544288][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.546368][ T12] ------------[ cut here ]------------ | [ 121.546486][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 121.546728][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.547153][ T12] Tainted: [W]=WARN [ 121.547243][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.548247][ T12] Workqueue: netns cleanup_net [ 121.548461][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.548629][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.549054][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.549205][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff4000000018eed [ 121.549459][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 121.549697][ T12] RBP: ff11000005289000 R08: 1fe22000019ea3d9 R09: ff11000001aed1d0 [ 121.549873][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.550050][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.550229][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.550486][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.550647][ T12] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.550827][ T12] PKRU: 55555554 [ 121.550915][ T12] Call Trace: [ 121.551003][ T12] [ 121.551066][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.551218][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.551442][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.551562][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.551691][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.551810][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.551928][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.552049][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.552170][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.552290][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.552464][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.552590][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.552711][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.552831][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.552950][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.553071][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.553195][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.553316][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.553489][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.553624][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.553747][ T12] kthread (kernel/kthread.c:436) [ 121.553837][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.553987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.554107][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.554229][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.554427][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.554545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.554677][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.556879][ T12] ------------[ cut here ]------------ | [ 121.557011][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.557251][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.557708][ T12] Tainted: [W]=WARN [ 121.557797][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.557946][ T12] Workqueue: netns cleanup_net [ 121.558073][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.558234][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.558687][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.558837][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000018eed [ 121.559014][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 121.559190][ T12] RBP: ff1100000fbac000 R08: 1fe2200002514021 R09: ff11000001aed1d0 [ 121.559380][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.559559][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.559750][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.559963][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.560114][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.560293][ T12] PKRU: 55555554 [ 121.560388][ T12] Call Trace: [ 121.560478][ T12] [ 121.560541][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.560704][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.560859][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.560982][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.561104][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.561228][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.561353][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.561504][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.561632][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.561751][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.561873][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.561994][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.562117][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.562238][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.562369][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.562493][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.562632][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.562751][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.562875][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.563001][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.563121][ T12] kthread (kernel/kthread.c:436) [ 121.563211][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.563363][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.563482][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.563606][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.563761][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.563880][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.563999][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.566779][ T12] ------------[ cut here ]------------ | [ 121.566912][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.567153][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.567610][ T12] Tainted: [W]=WARN [ 121.567711][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.567866][ T12] Workqueue: netns cleanup_net [ 121.567995][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.568156][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.568637][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 121.568804][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff4000000018e99 [ 121.568988][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 121.569171][ T12] RBP: ff110000126ac000 R08: 1fe22000004f15e1 R09: ff11000001aed1d0 [ 121.569360][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.569547][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.569744][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.569961][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.570118][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.570305][ T12] PKRU: 55555554 [ 121.570404][ T12] Call Trace: [ 121.570496][ T12] [ 121.570565][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.570742][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.570899][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 121.571024][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.571155][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 121.571312][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 121.571444][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 121.571570][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 121.571705][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 121.571832][ T12] notifier_call_chain (kernel/notifier.c:85) [ 121.571959][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 121.572117][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.572272][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.572404][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.572529][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.572671][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.572796][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.572923][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.573049][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.573173][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.573302][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.573441][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.573566][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.573702][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.573826][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.573951][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.574080][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.574204][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.574334][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.574469][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.574596][ T12] kthread (kernel/kthread.c:436) [ 121.574695][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.574849][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.574974][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.575103][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.575258][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.575394][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.575524][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.577590][ T12] ------------[ cut here ]------------ | [ 121.577712][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.577941][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.578368][ T12] Tainted: [W]=WARN [ 121.578458][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.578611][ T12] Workqueue: netns cleanup_net [ 121.578765][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.578945][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.579382][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 121.579532][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b540 RCX: 1ff4000000018eed [ 121.579713][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b5fc [ 121.579890][ T12] RBP: ff11000012abc000 R08: 1fe22000004f16c1 R09: ff11000001aed1d0 [ 121.580068][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.580246][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.580430][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.580651][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.580802][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.580981][ T12] PKRU: 55555554 [ 121.581071][ T12] Call Trace: [ 121.581160][ T12] [ 121.581222][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.581382][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.581531][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 121.581655][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 121.581778][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 121.581896][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 121.582016][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 121.582138][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 121.582259][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.582398][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.582557][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.582722][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.582840][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.582961][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.583084][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.583210][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.583359][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.583508][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.583660][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.583786][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.583908][ T12] kthread (kernel/kthread.c:436) [ 121.583998][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.584146][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.584268][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.584487][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.584648][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.584770][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.584895][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.596031][ T2581] ------------[ cut here ]------------ | [ 121.596196][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2581 | [ 121.596473][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.596934][ T2581] Tainted: [W]=WARN [ 121.597035][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.597205][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.597388][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.597872][ T2581] RSP: 0018:ffa00000005e7a80 EFLAGS: 00010286 [ 121.598043][ T2581] RAX: 00000000ffffffa6 RBX: ff110000057bb700 RCX: 1ff40000000bcf16 [ 121.598244][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb7bc [ 121.598449][ T2581] RBP: ff1100000e04c000 R08: 1fe2200000af76f9 R09: ff1100000c495180 [ 121.598663][ T2581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.598864][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 121.599066][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.599304][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.599481][ T2581] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.599694][ T2581] PKRU: 55555554 [ 121.599795][ T2581] Call Trace: [ 121.599894][ T2581] [ 121.599963][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.600130][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.600266][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.600374][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.600510][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.600689][ T2581] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.600826][ T2581] register_netdev (net/core/dev.c:11552) [ 121.600958][ T2581] loopback_net_init (drivers/net/loopback.c:218) [ 121.601093][ T2581] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 121.601230][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.601334][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.601441][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.601576][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.601723][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.601860][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.601994][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.602131][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.602266][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.602413][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.602547][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.602693][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.602831][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.602968][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.603102][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.603236][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.603377][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.603511][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.603656][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.603825][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.603969][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.604498][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.604714][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.604916][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.605117][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.605317][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.605527][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.615380][ T2581] ------------[ cut here ]------------ | [ 121.615529][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2581 | [ 121.615808][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.616259][ T2581] Tainted: [W]=WARN [ 121.616367][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.616573][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.616758][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.617234][ T2581] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.617411][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000fa29380 RCX: 1ff40000000bcee9 [ 121.617626][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2943c [ 121.617824][ T2581] RBP: ff1100000a3a4000 R08: 1fe2200001f45289 R09: ff1100000c495180 [ 121.618024][ T2581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.618224][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3a4000 [ 121.618430][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.618679][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.618846][ T2581] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.619048][ T2581] PKRU: 55555554 [ 121.619151][ T2581] Call Trace: [ 121.619253][ T2581] [ 121.619322][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.619462][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.619599][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.619708][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.619844][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.620010][ T2581] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.620145][ T2581] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.620305][ T2581] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.620443][ T2581] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.620586][ T2581] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.620726][ T2581] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.620865][ T2581] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.621001][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.621104][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.621205][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.621337][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.621476][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.621621][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.621756][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.621892][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.622025][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.622163][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.622297][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.622446][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.622583][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.622726][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.622861][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.622994][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.623126][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.623263][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.623402][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.623572][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.623723][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.624200][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.624405][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.624611][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.624816][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.625014][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.625212][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.627148][ T12] ------------[ cut here ]------------ | [ 121.627278][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 121.627794][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.628225][ T12] Tainted: [W]=WARN [ 121.628318][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.628486][ T12] Workqueue: netns cleanup_net [ 121.628622][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.628781][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.629213][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 121.629373][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414e40 RCX: 1ff4000000018ed5 [ 121.629555][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c414efc [ 121.629747][ T12] RBP: ff1100001374c000 R08: 1fe22000018829e1 R09: ff11000001aed1d0 [ 121.629926][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 121.630104][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 121.630287][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 121.630506][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.630672][ T12] CR2: 00007f4e2a88fb30 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 121.630857][ T12] PKRU: 55555554 [ 121.630949][ T12] Call Trace: [ 121.631040][ T12] [ 121.631104][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 121.631260][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 121.631419][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 121.631542][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 121.631675][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 121.631826][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 121.631947][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 121.632068][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 121.632189][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 121.632312][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.632442][ T12] cleanup_net (net/core/net_namespace.c:702) [ 121.632567][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 121.632701][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 121.632826][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 121.632947][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 121.633070][ T12] process_one_work (kernel/workqueue.c:3314) [ 121.633196][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 121.633318][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 121.633449][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 121.633577][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 121.633714][ T12] kthread (kernel/kthread.c:436) [ 121.633808][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.633960][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.634082][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 121.634204][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 121.634361][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 121.634484][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 121.634620][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 121.639032][ T2581] ------------[ cut here ]------------ | [ 121.639177][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2581 | [ 121.639454][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.639919][ T2581] Tainted: [W]=WARN [ 121.640022][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.640193][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.640376][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.640887][ T2581] RSP: 0018:ffa00000005e78f8 EFLAGS: 00010286 [ 121.641056][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000fa298c0 RCX: 1ff40000000bcee5 [ 121.641260][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2997c [ 121.641470][ T2581] RBP: ff110000060b9000 R08: 1fe2200001f45331 R09: ff1100000c495180 [ 121.641682][ T2581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.641885][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000060b9000 [ 121.642091][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.642329][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.642504][ T2581] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.642719][ T2581] PKRU: 55555554 [ 121.642819][ T2581] Call Trace: [ 121.642922][ T2581] [ 121.642992][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.643129][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.643264][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.643376][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.643512][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.643690][ T2581] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.643825][ T2581] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.643989][ T2581] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.644133][ T2581] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.644274][ T2581] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.644418][ T2581] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.644556][ T2581] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 121.644697][ T2581] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 121.644834][ T2581] vti_init_net (net/ipv4/ip_vti.c:517) [ 121.644967][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.645071][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.645174][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.645309][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.645460][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.645599][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.645745][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.645884][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.646020][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.646157][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.646294][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.646437][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.646575][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.646725][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.646860][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.647000][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.647136][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.647271][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.647411][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.647582][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.647757][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.648239][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.648459][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.648669][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.648871][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.649072][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.649274][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.654519][ T2581] ------------[ cut here ]------------ | [ 121.654670][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2581 | [ 121.654940][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.655408][ T2581] Tainted: [W]=WARN [ 121.655512][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.655691][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.655863][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.656346][ T2581] RSP: 0018:ffa00000005e7a78 EFLAGS: 00010286 [ 121.656519][ T2581] RAX: 00000000ffffffa6 RBX: ff110000057bbc40 RCX: 1ff40000000bcf15 [ 121.656726][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbcfc [ 121.656926][ T2581] RBP: ff1100001063c000 R08: 1fe2200000af77a1 R09: ff1100000c495180 [ 121.657124][ T2581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.657325][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001063c000 [ 121.657532][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.657782][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.657949][ T2581] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.658149][ T2581] PKRU: 55555554 [ 121.658249][ T2581] Call Trace: [ 121.658355][ T2581] [ 121.658424][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.658558][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.658699][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.658800][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.658936][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.659101][ T2581] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.659243][ T2581] register_netdev (net/core/dev.c:11552) [ 121.659385][ T2581] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 121.659522][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.659633][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.659734][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.659865][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.659999][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.660134][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.660269][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.660411][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.660546][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.660688][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.660820][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.660954][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.661086][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.661248][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.661461][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.661596][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.661735][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.661867][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.662001][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.662166][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.662304][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.662849][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.663047][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.663246][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.663500][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.663713][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.663912][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.668936][ T2581] ------------[ cut here ]------------ | [ 121.669081][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2581 | [ 121.669344][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.669874][ T2581] Tainted: [W]=WARN [ 121.669975][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.670141][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.670314][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.670806][ T2581] RSP: 0018:ffa00000005e7a68 EFLAGS: 00010286 [ 121.670976][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000b6371c0 RCX: 1ff40000000bcf13 [ 121.671175][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63727c [ 121.671392][ T2581] RBP: ff1100000eb69000 R08: 1fe22000016c6e51 R09: ff1100000c495180 [ 121.671604][ T2581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.671811][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb69000 [ 121.672014][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.672247][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.672423][ T2581] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.672634][ T2581] PKRU: 55555554 [ 121.672736][ T2581] Call Trace: [ 121.672835][ T2581] [ 121.672905][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.673038][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.673170][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.673272][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.673413][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.673591][ T2581] register_netdev (net/core/dev.c:11552) [ 121.673727][ T2581] sit_init_net (net/ipv6/sit.c:1860) [ 121.673864][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.673966][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.674067][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.674200][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.674335][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.674479][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.674622][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.674758][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.674894][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.675027][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.675160][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.675320][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.675461][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.675598][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.675736][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.675868][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.675999][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.676132][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.676264][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.676435][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.676580][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.677065][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.677267][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.677474][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.677683][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.677881][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.678079][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.682920][ T2581] ------------[ cut here ]------------ | [ 121.683061][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2581 | [ 121.683328][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.683794][ T2581] Tainted: [W]=WARN [ 121.683896][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.684063][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.684238][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.684738][ T2581] RSP: 0018:ffa00000005e7a78 EFLAGS: 00010286 [ 121.684910][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff40000000bcf15 [ 121.685109][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 121.685312][ T2581] RBP: ff11000008c1c000 R08: 1fe2200001f77ec1 R09: ff1100000c495180 [ 121.685520][ T2581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.685729][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c1c000 [ 121.685941][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.686183][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.686357][ T2581] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.686572][ T2581] PKRU: 55555554 [ 121.686693][ T2581] Call Trace: [ 121.686793][ T2581] [ 121.686862][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.686996][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.687131][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.687233][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.687374][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.687542][ T2581] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.687691][ T2581] register_netdev (net/core/dev.c:11552) [ 121.687824][ T2581] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 121.687958][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.688062][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.688172][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.688307][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.688456][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.688629][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.688768][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.688904][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.689040][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.689172][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.689307][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.689451][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.689592][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.689730][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.689864][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.689999][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.690131][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.690269][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.690409][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.690574][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.690723][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.691199][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.691406][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.691610][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.691814][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.692015][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.692218][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.696205][ T2581] ------------[ cut here ]------------ | [ 121.696358][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2581 | [ 121.696631][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.697077][ T2581] Tainted: [W]=WARN [ 121.697178][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.697344][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.697521][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.697999][ T2581] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.698167][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000ffe0e40 RCX: 1ff40000000bcee9 [ 121.698371][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe0efc [ 121.698571][ T2581] RBP: ff1100000e8f9000 R08: 1fe2200001ffc1e1 R09: ff1100000c495180 [ 121.698783][ T2581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.698992][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8f9000 [ 121.699215][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.699462][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.699636][ T2581] CR2: 00007f77c45cf493 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.699837][ T2581] PKRU: 55555554 [ 121.699936][ T2581] Call Trace: [ 121.700040][ T2581] [ 121.700108][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.700241][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.700380][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.700483][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.700628][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.700795][ T2581] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.700929][ T2581] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.701062][ T2581] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.701195][ T2581] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.701330][ T2581] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.701470][ T2581] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.701621][ T2581] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.701759][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.701861][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.701962][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.702093][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.702237][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.702382][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.702517][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.702669][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.702803][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.702943][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.703086][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.703219][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.703359][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.703495][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.703637][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.703771][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.703902][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.704035][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.704169][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.704336][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.704480][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.704967][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.705166][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.705372][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.705572][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.705782][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.706000][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.720254][ T2581] ------------[ cut here ]------------ | [ 121.720412][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2581 | [ 121.720694][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.721180][ T2581] Tainted: [W]=WARN [ 121.721284][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.721462][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.721648][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.722123][ T2581] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.722294][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000b676ac0 RCX: 1ff40000000bcee9 [ 121.722504][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b676b7c [ 121.722717][ T2581] RBP: ff110000061d4000 R08: 1fe22000016ced71 R09: ff1100000c495180 [ 121.722946][ T2581] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.723146][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061d4000 [ 121.723357][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.723595][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.723769][ T2581] CR2: 00007f4e2aaa0f98 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.723971][ T2581] PKRU: 55555554 [ 121.724071][ T2581] Call Trace: [ 121.724172][ T2581] [ 121.724243][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.724384][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.724520][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.724638][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.724775][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.724942][ T2581] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.725078][ T2581] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.725212][ T2581] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.725353][ T2581] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.725490][ T2581] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.725631][ T2581] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.725767][ T2581] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.725904][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.726006][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.726107][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.726246][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.726390][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.726526][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.726666][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.726805][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.726941][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.727075][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.727212][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.727352][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.727488][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.727632][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.727766][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.727901][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.728041][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.728185][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.728320][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.728492][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.728646][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.729127][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.729329][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.729536][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.729751][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.729949][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.730184][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.735182][ T2581] ------------[ cut here ]------------ | [ 121.735327][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2581 | [ 121.735610][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.736062][ T2581] Tainted: [W]=WARN [ 121.736165][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.736334][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.736514][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.737005][ T2581] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.737174][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000ca6ac80 RCX: 1ff40000000bcee9 [ 121.737411][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ad3c [ 121.737624][ T2581] RBP: ff110000024dc000 R08: 1fe220000194d5a9 R09: ff1100000c495180 [ 121.737826][ T2581] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.738025][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024dc000 [ 121.738230][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.738483][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.738664][ T2581] CR2: 00007f4e2aaa0f98 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.738869][ T2581] PKRU: 55555554 [ 121.738970][ T2581] Call Trace: [ 121.739070][ T2581] [ 121.739139][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.739274][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.739414][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.739518][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.739663][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.739830][ T2581] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.739967][ T2581] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.740102][ T2581] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.740237][ T2581] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.740378][ T2581] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.740514][ T2581] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.740662][ T2581] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.740799][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.740902][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.741007][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.741142][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.741278][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.741419][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.741556][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.741733][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.741868][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.742003][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.742138][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.742273][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.742413][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.742553][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.742696][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.742833][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.742966][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.743102][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.743239][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.743410][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.743580][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.744845][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.745046][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.745246][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.745455][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.745666][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.745868][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.750393][ T2581] ------------[ cut here ]------------ | [ 121.750537][ T2581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2581 | [ 121.750821][ T2581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.751282][ T2581] Tainted: [W]=WARN [ 121.751950][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.752123][ T2581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.752302][ T2581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.752870][ T2581] RSP: 0018:ffa00000005e7a70 EFLAGS: 00010286 [ 121.753047][ T2581] RAX: 00000000ffffffa6 RBX: ff1100000d6bec80 RCX: 1ff40000000bcf14 [ 121.753260][ T2581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bed3c [ 121.753528][ T2581] RBP: ff110000095bc000 R08: 1fe2200001ad7da9 R09: ff1100000c495180 [ 121.753743][ T2581] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.753954][ T2581] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095bc000 [ 121.754161][ T2581] FS: 00007f77c4256840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.754460][ T2581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.754648][ T2581] CR2: 00007f4e2aaa0f98 CR3: 000000000a9d6001 CR4: 0000000000771ef0 [ 121.754855][ T2581] PKRU: 55555554 [ 121.754959][ T2581] Call Trace: [ 121.755061][ T2581] [ 121.755132][ T2581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.755269][ T2581] ? notifier_call_chain (kernel/notifier.c:85) [ 121.755467][ T2581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.755572][ T2581] register_netdevice (net/core/dev.c:11488) [ 121.755722][ T2581] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.755893][ T2581] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.756034][ T2581] register_netdev (net/core/dev.c:11552) [ 121.756169][ T2581] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 121.756310][ T2581] ops_init (net/core/net_namespace.c:137) [ 121.756476][ T2581] setup_net (net/core/net_namespace.c:446) [ 121.756583][ T2581] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.756728][ T2581] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.756868][ T2581] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.757007][ T2581] copy_net_ns (net/core/net_namespace.c:579) [ 121.757145][ T2581] create_new_namespaces (kernel/nsproxy.c:132) [ 121.757284][ T2581] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.757483][ T2581] ksys_unshare (kernel/fork.c:3243) [ 121.757663][ T2581] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.757805][ T2581] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.757942][ T2581] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.758080][ T2581] ? __ia32_sys_open (fs/open.c:1374) [ 121.758219][ T2581] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.758414][ T2581] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.758551][ T2581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.758695][ T2581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.758831][ T2581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.758967][ T2581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.759136][ T2581] RIP: 0033:0x7f77c4518bcb [ 121.759280][ T2581] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.759848][ T2581] RSP: 002b:00007ffe646d6b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 121.760055][ T2581] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f77c4518bcb [ 121.760258][ T2581] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.760524][ T2581] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.760737][ T2581] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe646d8db0 [ 121.760970][ T2581] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe646d9877 | [ 121.801533][ T2582] ------------[ cut here ]------------ | [ 121.801745][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2582 | [ 121.802069][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.802675][ T2582] Tainted: [W]=WARN [ 121.802847][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.803069][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.803326][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.803894][ T2582] RSP: 0018:ffa00000005e7a80 EFLAGS: 00010286 [ 121.804120][ T2582] RAX: 00000000ffffffa6 RBX: ff1100000c9b6740 RCX: 1ff40000000bcf16 [ 121.804389][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b67fc [ 121.804661][ T2582] RBP: ff11000008499000 R08: 1fe2200001936d01 R09: ff110000137f5180 [ 121.804914][ T2582] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 121.805169][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008499000 [ 121.805448][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 121.805775][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.806000][ T2582] CR2: 00007fd648d28430 CR3: 0000000009bea004 CR4: 0000000000771ef0 [ 121.806256][ T2582] PKRU: 55555554 [ 121.806423][ T2582] Call Trace: [ 121.806577][ T2582] [ 121.806718][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.806909][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.807098][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.807255][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.807461][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.807700][ T2582] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.807890][ T2582] register_netdev (net/core/dev.c:11552) [ 121.808079][ T2582] loopback_net_init (drivers/net/loopback.c:218) [ 121.808269][ T2582] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 121.808469][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.808640][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.808798][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.808985][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.809175][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.809378][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.809569][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.809775][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.809964][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.810166][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.810369][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.810557][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.810775][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.810968][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.811154][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.811342][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.811543][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.811745][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.811933][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.812152][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.812359][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.812936][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.813189][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.813455][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.813740][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.813990][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.814242][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.819078][ T2582] ------------[ cut here ]------------ | [ 121.819261][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2582 | [ 121.819592][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.820179][ T2582] Tainted: [W]=WARN [ 121.820333][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.820568][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.820809][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.821330][ T2582] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.821564][ T2582] RAX: 00000000ffffffa6 RBX: ff11000009836900 RCX: 1ff40000000bcee9 [ 121.821844][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000098369bc [ 121.822092][ T2582] RBP: ff11000008ddc000 R08: 1fe2200001306d39 R09: ff110000137f5180 [ 121.822342][ T2582] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 121.822609][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ddc000 [ 121.822875][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 121.823160][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.823394][ T2582] CR2: 00007fd648d28430 CR3: 0000000009bea004 CR4: 0000000000771ef0 [ 121.823665][ T2582] PKRU: 55555554 [ 121.823817][ T2582] Call Trace: [ 121.823969][ T2582] [ 121.824090][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.824277][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.824475][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.824644][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.824833][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.825052][ T2582] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.825239][ T2582] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.825437][ T2582] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.825638][ T2582] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.825833][ T2582] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.826030][ T2582] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.826218][ T2582] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.826422][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.826581][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.826752][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.826936][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.827124][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.827313][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.827513][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.827723][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.827909][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.828094][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.828281][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.828485][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.828691][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.828880][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.829068][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.829252][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.829454][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.829661][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.829856][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.830076][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.830267][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.830838][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.831090][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.831341][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.831607][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.831875][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.832126][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.836563][ T2582] ------------[ cut here ]------------ | [ 121.836765][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2582 | [ 121.837085][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.837671][ T2582] Tainted: [W]=WARN [ 121.837827][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.838049][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.838277][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.838843][ T2582] RSP: 0018:ffa00000005e78f8 EFLAGS: 00010286 [ 121.839068][ T2582] RAX: 00000000ffffffa6 RBX: ff1100000fbbe740 RCX: 1ff40000000bcee5 [ 121.839322][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe7fc [ 121.839594][ T2582] RBP: ff1100000a384000 R08: 1fe2200001f77d01 R09: ff110000137f5180 [ 121.839872][ T2582] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 121.840133][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a384000 [ 121.840405][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 121.840718][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.840940][ T2582] CR2: 00007fd648d28430 CR3: 0000000009bea004 CR4: 0000000000771ef0 [ 121.841200][ T2582] PKRU: 55555554 [ 121.841366][ T2582] Call Trace: [ 121.841522][ T2582] [ 121.841663][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.841853][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.842040][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.842196][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.842402][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.842642][ T2582] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.842836][ T2582] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.843026][ T2582] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.843214][ T2582] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.843421][ T2582] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.843622][ T2582] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.843824][ T2582] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 121.844015][ T2582] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 121.844207][ T2582] vti_init_net (net/ipv4/ip_vti.c:517) [ 121.844412][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.844570][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.844741][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.844928][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.845121][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.845310][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.845512][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.845735][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.845924][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.846114][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.846303][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.846508][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.846714][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.846906][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.847095][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.847289][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.847490][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.847696][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.847886][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.848110][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.848303][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.848864][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.849122][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.849389][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.849659][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.849913][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.850168][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.862237][ T2582] ------------[ cut here ]------------ | [ 121.862997][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2582 | [ 121.863394][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.864091][ T2582] Tainted: [W]=WARN [ 121.864303][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.864605][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.864904][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.865499][ T2582] RSP: 0018:ffa00000005e7a78 EFLAGS: 00010286 [ 121.865806][ T2582] RAX: 00000000ffffffa6 RBX: ff1100000a187c40 RCX: 1ff40000000bcf15 [ 121.866116][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187cfc [ 121.866442][ T2582] RBP: ff1100000a39c000 R08: 1fe2200001430fa1 R09: ff110000137f5180 [ 121.866771][ T2582] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 121.867079][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a39c000 [ 121.867406][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 121.867775][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.868054][ T2582] CR2: 00007fd648d28430 CR3: 0000000009bea004 CR4: 0000000000771ef0 [ 121.868385][ T2582] PKRU: 55555554 [ 121.868601][ T2582] Call Trace: [ 121.868821][ T2582] [ 121.868997][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.869240][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.869492][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.869722][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.869986][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.870265][ T2582] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.870525][ T2582] register_netdev (net/core/dev.c:11552) [ 121.870811][ T2582] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 121.871059][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.871270][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.871493][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.871754][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.871998][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.872240][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.872495][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.872760][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.873003][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.873245][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.873507][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.873775][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.874023][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.874267][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.874521][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.874778][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.875022][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.875263][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.875520][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.875808][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.876059][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.876690][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.877003][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.877308][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.877646][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.877957][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.878261][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.883536][ T2582] ------------[ cut here ]------------ | [ 121.883702][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2582 | [ 121.883965][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.884434][ T2582] Tainted: [W]=WARN [ 121.884543][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.884752][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.884928][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.885414][ T2582] RSP: 0018:ffa00000005e7a68 EFLAGS: 00010286 [ 121.885618][ T2582] RAX: 00000000ffffffa6 RBX: ff11000009837e00 RCX: 1ff40000000bcf13 [ 121.885831][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009837ebc [ 121.886033][ T2582] RBP: ff11000013684000 R08: 1fe2200001306fd9 R09: ff110000137f5180 [ 121.886236][ T2582] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.886448][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013684000 [ 121.886660][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.886897][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.887066][ T2582] CR2: 000055f6a15ced5c CR3: 0000000009bea002 CR4: 0000000000771ef0 [ 121.887272][ T2582] PKRU: 55555554 [ 121.887381][ T2582] Call Trace: [ 121.887481][ T2582] [ 121.887550][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.887696][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.887837][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.887944][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.888084][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.888251][ T2582] register_netdev (net/core/dev.c:11552) [ 121.888392][ T2582] sit_init_net (net/ipv6/sit.c:1860) [ 121.888526][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.888636][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.888736][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.888867][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.889002][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.889140][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.889275][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.889417][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.889554][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.889696][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.889828][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.889964][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.890097][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.890232][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.890373][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.890511][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.890672][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.890805][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.890938][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.891105][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.891245][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.891734][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.891935][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.892134][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.892333][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.892550][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.892759][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.899020][ T2582] ------------[ cut here ]------------ | [ 121.899163][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2582 | [ 121.899436][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.899894][ T2582] Tainted: [W]=WARN [ 121.899994][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.900159][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.900334][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.900827][ T2582] RSP: 0018:ffa00000005e7a78 EFLAGS: 00010286 [ 121.900995][ T2582] RAX: 00000000ffffffa6 RBX: ff1100000fbbe200 RCX: 1ff40000000bcf15 [ 121.901194][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe2bc [ 121.901397][ T2582] RBP: ff110000051b1000 R08: 1fe2200001f77c59 R09: ff110000137f5180 [ 121.901600][ T2582] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.901802][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051b1000 [ 121.902002][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.902258][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.902428][ T2582] CR2: 000055f6a15ced5c CR3: 0000000009bea002 CR4: 0000000000771ef0 [ 121.902645][ T2582] PKRU: 55555554 [ 121.902747][ T2582] Call Trace: [ 121.902847][ T2582] [ 121.902915][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.903051][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.903183][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.903283][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.903423][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.903593][ T2582] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 121.903734][ T2582] register_netdev (net/core/dev.c:11552) [ 121.903868][ T2582] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 121.904004][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.904106][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.904207][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.904338][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.904478][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.904623][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.904758][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.904895][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.905028][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.905159][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.905292][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.905430][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.905565][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.905710][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.905844][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.905977][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.906108][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.906240][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.906460][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.906635][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.906773][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.907246][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.907512][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.907721][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.907922][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.908119][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.908323][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.918176][ T2582] ------------[ cut here ]------------ | [ 121.918325][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2582 | [ 121.918597][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.919036][ T2582] Tainted: [W]=WARN [ 121.919135][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.919300][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.919479][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.919954][ T2582] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.920121][ T2582] RAX: 00000000ffffffa6 RBX: ff1100000c414740 RCX: 1ff40000000bcee9 [ 121.920328][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4147fc [ 121.920532][ T2582] RBP: ff11000013661000 R08: 1fe2200001882901 R09: ff110000137f5180 [ 121.920744][ T2582] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 121.920939][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013661000 [ 121.921135][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 121.921373][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.921539][ T2582] CR2: 000055f6a15ced5c CR3: 0000000009bea002 CR4: 0000000000771ef0 [ 121.921749][ T2582] PKRU: 55555554 [ 121.921848][ T2582] Call Trace: [ 121.921945][ T2582] [ 121.922014][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.922145][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.922277][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.922397][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.922531][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.922708][ T2582] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.922841][ T2582] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.922973][ T2582] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.923103][ T2582] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.923237][ T2582] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.923375][ T2582] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.923510][ T2582] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.923653][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.923754][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.923853][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.923984][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.924116][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.924249][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.924900][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.925041][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.925172][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.925305][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.925495][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.925643][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.925778][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.925912][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.926041][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.926173][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.926304][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.926491][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.926631][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.926794][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.926932][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.927461][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.927668][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.927864][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.928060][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.928255][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.928510][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.932986][ T2582] ------------[ cut here ]------------ | [ 121.933132][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2582 | [ 121.933412][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.933894][ T2582] Tainted: [W]=WARN [ 121.933994][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.934163][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.934336][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.934824][ T2582] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.934992][ T2582] RAX: 00000000ffffffa6 RBX: ff110000104de3c0 RCX: 1ff40000000bcee9 [ 121.935188][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de47c [ 121.935397][ T2582] RBP: ff1100000e8fc000 R08: 1fe220000209bc91 R09: ff110000137f5180 [ 121.935607][ T2582] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.935845][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8fc000 [ 121.936066][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.936301][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.936477][ T2582] CR2: 00007f4e2aaa0f98 CR3: 0000000009bea002 CR4: 0000000000771ef0 [ 121.936686][ T2582] PKRU: 55555554 [ 121.936786][ T2582] Call Trace: [ 121.936896][ T2582] [ 121.936965][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.937097][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.937230][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.937333][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.937474][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.937651][ T2582] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.937787][ T2582] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.937919][ T2582] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.938051][ T2582] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.938186][ T2582] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.938320][ T2582] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.938462][ T2582] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.938597][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.938705][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.938807][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.938940][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.939072][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.939207][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.939362][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.939498][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.939663][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.939799][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.939932][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.940064][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.940199][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.940334][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.940501][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.940649][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.940783][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.940916][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.941049][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.941213][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.941356][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.941836][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.942045][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.942242][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.942445][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.942669][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.942866][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.948162][ T2582] ------------[ cut here ]------------ | [ 121.948305][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2582 | [ 121.948576][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.949043][ T2582] Tainted: [W]=WARN [ 121.949145][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.949311][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.949490][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.949988][ T2582] RSP: 0018:ffa00000005e7918 EFLAGS: 00010286 [ 121.950154][ T2582] RAX: 00000000ffffffa6 RBX: ff1100000cf77c40 RCX: 1ff40000000bcee9 [ 121.950362][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf77cfc [ 121.950560][ T2582] RBP: ff1100000a0c9000 R08: 1fe22000019eefa1 R09: ff110000137f5180 [ 121.950765][ T2582] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.950963][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000 [ 121.951164][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.951404][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.951572][ T2582] CR2: 00007f4e2aaa0f98 CR3: 0000000009bea002 CR4: 0000000000771ef0 [ 121.951786][ T2582] PKRU: 55555554 [ 121.951884][ T2582] Call Trace: [ 121.951983][ T2582] [ 121.952052][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.952186][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.952320][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.952426][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.952563][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.952743][ T2582] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.952878][ T2582] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 121.953011][ T2582] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 121.953171][ T2582] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 121.953306][ T2582] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 121.953455][ T2582] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 121.953595][ T2582] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 121.953738][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.953840][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.953941][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.954074][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.954205][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.954340][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.954481][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.954627][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.954762][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.954894][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.955027][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.955161][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.955294][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.955432][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.955564][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.955710][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.955843][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.955976][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.956109][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.956278][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.956419][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.956897][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.957108][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.958230][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.958439][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.958648][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.958844][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 121.964181][ T2582] ------------[ cut here ]------------ | [ 121.964328][ T2582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2582 | [ 121.964607][ T2582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 121.965066][ T2582] Tainted: [W]=WARN [ 121.965168][ T2582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.965338][ T2582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 121.966084][ T2582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 121.966637][ T2582] RSP: 0018:ffa00000005e7a70 EFLAGS: 00010286 [ 121.966809][ T2582] RAX: 00000000ffffffa6 RBX: ff1100000bf6c740 RCX: 1ff40000000bcf14 [ 121.967010][ T2582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c7fc [ 121.967241][ T2582] RBP: ff11000012a09000 R08: 1fe22000017ed901 R09: ff110000137f5180 [ 121.967511][ T2582] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 121.967782][ T2582] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a09000 [ 121.968001][ T2582] FS: 00007fd648b21840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 121.968248][ T2582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.968474][ T2582] CR2: 00007f4e2aaa0f98 CR3: 0000000009bea002 CR4: 0000000000771ef0 [ 121.968691][ T2582] PKRU: 55555554 [ 121.968791][ T2582] Call Trace: [ 121.968890][ T2582] [ 121.968959][ T2582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 121.969094][ T2582] ? notifier_call_chain (kernel/notifier.c:85) [ 121.969229][ T2582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 121.969332][ T2582] register_netdevice (net/core/dev.c:11488) [ 121.969529][ T2582] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 121.969709][ T2582] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 121.969847][ T2582] register_netdev (net/core/dev.c:11552) [ 121.969981][ T2582] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 121.970146][ T2582] ops_init (net/core/net_namespace.c:137) [ 121.970250][ T2582] setup_net (net/core/net_namespace.c:446) [ 121.970409][ T2582] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 121.970546][ T2582] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 121.970692][ T2582] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 121.970828][ T2582] copy_net_ns (net/core/net_namespace.c:579) [ 121.970965][ T2582] create_new_namespaces (kernel/nsproxy.c:132) [ 121.971102][ T2582] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 121.971239][ T2582] ksys_unshare (kernel/fork.c:3243) [ 121.971431][ T2582] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 121.971566][ T2582] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 121.971714][ T2582] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 121.971851][ T2582] ? __ia32_sys_open (fs/open.c:1374) [ 121.971987][ T2582] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 121.972123][ T2582] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 121.972257][ T2582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.972449][ T2582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 121.972587][ T2582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 121.972727][ T2582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.972898][ T2582] RIP: 0033:0x7fd648de3bcb [ 121.973038][ T2582] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.973605][ T2582] RSP: 002b:00007ffcc1858258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 121.973813][ T2582] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd648de3bcb [ 121.974013][ T2582] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 121.974212][ T2582] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 121.974471][ T2582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcc185a480 [ 121.974683][ T2582] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc185a877 | [ 122.010226][ T2583] ------------[ cut here ]------------ | [ 122.010678][ T2583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2583 | [ 122.011002][ T2583] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.011573][ T2583] Tainted: [W]=WARN [ 122.011743][ T2583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.011965][ T2583] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.012217][ T2583] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.012785][ T2583] RSP: 0018:ffa00000005f6e30 EFLAGS: 00010286 [ 122.013011][ T2583] RAX: 00000000ffffffa6 RBX: ff1100000e9ab000 RCX: 1ff40000000bed8c [ 122.013286][ T2583] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ab0bc [ 122.013556][ T2583] RBP: ff1100000ed94000 R08: 1fe2200001d35619 R09: ff110000137f2e80 [ 122.013831][ T2583] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 122.014086][ T2583] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b794e88 [ 122.014379][ T2583] FS: 00007f259b789840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 122.014691][ T2583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.014917][ T2583] CR2: 000000000042ebe0 CR3: 0000000010477006 CR4: 0000000000771ef0 [ 122.015171][ T2583] PKRU: 55555554 [ 122.015323][ T2583] Call Trace: [ 122.015488][ T2583] [ 122.015620][ T2583] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.015812][ T2583] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.015969][ T2583] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 122.016193][ T2583] __dev_notify_flags (net/core/dev.c:9787) [ 122.016404][ T2583] ? netif_change_name (net/core/dev.c:1495) [ 122.016593][ T2583] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.016795][ T2583] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.016982][ T2583] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.017171][ T2583] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 122.017375][ T2583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.017562][ T2583] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 122.017770][ T2583] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 122.017957][ T2583] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 122.018144][ T2583] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 122.018376][ T2583] veth_newlink (drivers/net/veth.c:1871) [ 122.018568][ T2583] ? veth_poll_controller (drivers/net/veth.c:1470) [ 122.018768][ T2583] ? kasan_save_stack (mm/kasan/common.c:57) [ 122.018956][ T2583] ? kasan_save_track (mm/kasan/common.c:78) [ 122.019148][ T2583] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 122.019373][ T2583] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 122.019559][ T2583] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 122.019765][ T2583] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 122.019953][ T2583] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 122.020143][ T2583] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 122.020335][ T2583] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 122.020543][ T2583] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 122.020755][ T2583] ? __dev_get_by_name (net/core/dev.c:883) [ 122.020943][ T2583] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 122.021138][ T2583] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 122.021332][ T2583] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.021535][ T2583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.021773][ T2583] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.021964][ T2583] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.022162][ T2583] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.022362][ T2583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.022557][ T2583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.022762][ T2583] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.022963][ T2583] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.023150][ T2583] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.023340][ T2583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.023543][ T2583] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.023752][ T2583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.023940][ T2583] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.024129][ T2583] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.024315][ T2583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.024517][ T2583] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.024726][ T2583] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.024914][ T2583] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.025113][ T2583] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.025302][ T2583] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.025503][ T2583] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.025712][ T2583] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.025903][ T2583] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.026091][ T2583] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.026282][ T2583] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.026484][ T2583] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.026692][ T2583] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.026911][ T2583] ? move_addr_to_kernel (net/socket.c:258) [ 122.027104][ T2583] ___sys_sendmsg (net/socket.c:2752) [ 122.027292][ T2583] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.027497][ T2583] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.027740][ T2583] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 122.027934][ T2583] __sys_sendmsg (net/socket.c:2784) [ 122.028124][ T2583] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.028313][ T2583] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 122.028511][ T2583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.028721][ T2583] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.028912][ T2583] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.029101][ T2583] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.029291][ T2583] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.029526][ T2583] RIP: 0033:0x7f259b9c308e [ 122.029735][ T2583] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.030266][ T2583] RSP: 002b:00007ffcc8800230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.030533][ T2583] RAX: ffffffffffffffda RBX: 00007ffcc88009e0 RCX: 00007f259b9c308e [ 122.030806][ T2583] RDX: 0000000000000000 RSI: 00007ffcc88002e0 RDI: 0000000000000005 [ 122.031057][ T2583] RBP: 00007ffcc8800240 R08: 0000000000000000 R09: 0000000000000000 [ 122.031308][ T2583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.031573][ T2583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc88009a0 | [ 122.039605][ T2583] ------------[ cut here ]------------ | [ 122.039800][ T2583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2583 | [ 122.040121][ T2583] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.041259][ T2583] Tainted: [W]=WARN [ 122.041478][ T2583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.041775][ T2583] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.042064][ T2583] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.042690][ T2583] RSP: 0018:ffa00000005f71b0 EFLAGS: 00010286 [ 122.042970][ T2583] RAX: 00000000ffffffa6 RBX: ff1100000d8423c0 RCX: 1ff40000000bedfc [ 122.043279][ T2583] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d84247c [ 122.043607][ T2583] RBP: ff1100000ed91000 R08: 1fe2200001b08491 R09: ff110000137f2e80 [ 122.043936][ T2583] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 122.044241][ T2583] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 122.044565][ T2583] FS: 00007f259b789840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 122.044924][ T2583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.045201][ T2583] CR2: 000000000042ebe0 CR3: 0000000010477006 CR4: 0000000000771ef0 [ 122.045524][ T2583] PKRU: 55555554 [ 122.045771][ T2583] Call Trace: [ 122.045979][ T2583] [ 122.046156][ T2583] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.046418][ T2583] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.046649][ T2583] __dev_notify_flags (net/core/dev.c:9787) [ 122.046898][ T2583] ? netif_change_name (net/core/dev.c:1495) [ 122.047141][ T2583] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 122.047398][ T2583] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 122.047659][ T2583] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 122.047906][ T2583] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 122.048153][ T2583] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 122.048412][ T2583] ? __dev_get_by_name (net/core/dev.c:883) [ 122.048667][ T2583] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 122.048916][ T2583] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 122.049159][ T2583] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.049419][ T2583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.049699][ T2583] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.049944][ T2583] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.050188][ T2583] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.050449][ T2583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.050711][ T2583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.050956][ T2583] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.051196][ T2583] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.051452][ T2583] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.051711][ T2583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.051957][ T2583] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.052199][ T2583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.052453][ T2583] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.052668][ T2583] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.052855][ T2583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.053047][ T2583] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.053237][ T2583] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.053434][ T2583] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.053643][ T2583] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.053843][ T2583] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.054030][ T2583] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.054217][ T2583] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.054419][ T2583] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.054619][ T2583] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.054812][ T2583] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.055002][ T2583] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.055189][ T2583] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.055423][ T2583] ? move_addr_to_kernel (net/socket.c:258) [ 122.055627][ T2583] ___sys_sendmsg (net/socket.c:2752) [ 122.055822][ T2583] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.056014][ T2583] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.056235][ T2583] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 122.056437][ T2583] __sys_sendmsg (net/socket.c:2784) [ 122.056639][ T2583] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.056836][ T2583] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 122.057022][ T2583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.057211][ T2583] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.057410][ T2583] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.057597][ T2583] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.057806][ T2583] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.058025][ T2583] RIP: 0033:0x7f259b9c308e [ 122.058216][ T2583] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.058776][ T2583] RSP: 002b:00007ffcc8800230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.059032][ T2583] RAX: ffffffffffffffda RBX: 00007ffcc88009e0 RCX: 00007f259b9c308e [ 122.059286][ T2583] RDX: 0000000000000000 RSI: 00007ffcc88002e0 RDI: 0000000000000005 [ 122.059552][ T2583] RBP: 00007ffcc8800240 R08: 0000000000000000 R09: 0000000000000000 [ 122.059828][ T2583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.060079][ T2583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc88009a0 | [ 122.084508][ T2584] ------------[ cut here ]------------ | [ 122.084677][ T2584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2584 | [ 122.084944][ T2584] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.085394][ T2584] Tainted: [W]=WARN [ 122.085494][ T2584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.085667][ T2584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.085839][ T2584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.086322][ T2584] RSP: 0018:ffa00000005f7020 EFLAGS: 00010286 [ 122.086551][ T2584] RAX: 00000000ffffffa6 RBX: ff110000104dfa80 RCX: 1ff40000000bedca [ 122.086766][ T2584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104dfb3c [ 122.086962][ T2584] RBP: ff1100000ed91000 R08: 1fe220000209bf69 R09: ff110000137f0b58 [ 122.087195][ T2584] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 122.087485][ T2584] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 122.087694][ T2584] FS: 00007f10b9b0e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 122.087924][ T2584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.088092][ T2584] CR2: 0000000021770988 CR3: 0000000009bea004 CR4: 0000000000771ef0 [ 122.088290][ T2584] PKRU: 55555554 [ 122.088484][ T2584] Call Trace: [ 122.088589][ T2584] [ 122.088662][ T2584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.088797][ T2584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.088897][ T2584] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 122.089030][ T2584] __dev_notify_flags (net/core/dev.c:9787) [ 122.089166][ T2584] ? netif_change_name (net/core/dev.c:1495) [ 122.089301][ T2584] ? __dev_change_flags (net/core/dev.c:9752) [ 122.089506][ T2584] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 122.089649][ T2584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.089781][ T2584] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 122.089918][ T2584] netif_change_flags (net/core/dev.c:9820) [ 122.090052][ T2584] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 122.090184][ T2584] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 122.090320][ T2584] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 122.090563][ T2584] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 122.090742][ T2584] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 122.090888][ T2584] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.091020][ T2584] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 122.091152][ T2584] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.091284][ T2584] ? __kernel_text_address (kernel/extable.c:79) [ 122.091496][ T2584] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.091639][ T2584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.091770][ T2584] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.091904][ T2584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.092038][ T2584] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.092171][ T2584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.092304][ T2584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.092525][ T2584] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 122.092665][ T2584] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 122.092802][ T2584] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 122.092935][ T2584] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.093070][ T2584] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 122.093203][ T2584] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 122.093342][ T2584] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.093538][ T2584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.093681][ T2584] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.093813][ T2584] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.093945][ T2584] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.094079][ T2584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.094212][ T2584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.094344][ T2584] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.094535][ T2584] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.094679][ T2584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.094813][ T2584] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.094945][ T2584] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.095077][ T2584] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.095208][ T2584] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.095339][ T2584] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.095545][ T2584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.095689][ T2584] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.095823][ T2584] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.095954][ T2584] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.096089][ T2584] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.096234][ T2584] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.096424][ T2584] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.096558][ T2584] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.096701][ T2584] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.096833][ T2584] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.096965][ T2584] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.097098][ T2584] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.097231][ T2584] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.097412][ T2584] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.097544][ T2584] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.097690][ T2584] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.097852][ T2584] ? move_addr_to_kernel (net/socket.c:258) [ 122.097996][ T2584] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.098130][ T2584] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.098265][ T2584] ___sys_sendmsg (net/socket.c:2752) [ 122.098409][ T2584] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 122.098573][ T2584] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.098752][ T2584] __sys_sendmsg (net/socket.c:2784) [ 122.098884][ T2584] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.099017][ T2584] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 122.099186][ T2584] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 122.099320][ T2584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.099464][ T2584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.099608][ T2584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.099747][ T2584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.099882][ T2584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.100048][ T2584] RIP: 0033:0x7f10b9d4808e [ 122.100187][ T2584] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.100707][ T2584] RSP: 002b:00007ffefe3f84e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.100912][ T2584] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f10b9d4808e [ 122.101110][ T2584] RDX: 0000000000000000 RSI: 00007ffefe3f8590 RDI: 0000000000000005 [ 122.101308][ T2584] RBP: 00007ffefe3f84f0 R08: 0000000000000000 R09: 0000000000000000 [ 122.101510][ T2584] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.101719][ T2584] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefe3f8c60 | [ 122.133867][ T2585] ------------[ cut here ]------------ | [ 122.134023][ T2585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2585 | [ 122.134288][ T2585] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.135339][ T2585] Tainted: [W]=WARN [ 122.135446][ T2585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.135623][ T2585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.135803][ T2585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.136274][ T2585] RSP: 0018:ffa00000005f7020 EFLAGS: 00010286 [ 122.136446][ T2585] RAX: 00000000ffffffa6 RBX: ff1100000d842740 RCX: 1ff40000000bedca [ 122.136656][ T2585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8427fc [ 122.136852][ T2585] RBP: ff1100000ed94000 R08: 1fe2200001b08501 R09: ff11000013712e58 [ 122.137048][ T2585] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 122.137243][ T2585] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 122.137450][ T2585] FS: 00007f7165e07840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 122.137690][ T2585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.137857][ T2585] CR2: 0000000018003988 CR3: 0000000009bea006 CR4: 0000000000771ef0 [ 122.138056][ T2585] PKRU: 55555554 [ 122.138155][ T2585] Call Trace: [ 122.138254][ T2585] [ 122.138324][ T2585] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.138462][ T2585] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.138569][ T2585] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 122.138714][ T2585] __dev_notify_flags (net/core/dev.c:9787) [ 122.138847][ T2585] ? netif_change_name (net/core/dev.c:1495) [ 122.138980][ T2585] ? __dev_change_flags (net/core/dev.c:9752) [ 122.139112][ T2585] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 122.139247][ T2585] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.139394][ T2585] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 122.139529][ T2585] netif_change_flags (net/core/dev.c:9820) [ 122.139676][ T2585] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 122.139811][ T2585] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 122.139946][ T2585] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 122.140079][ T2585] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 122.140245][ T2585] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 122.140383][ T2585] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.140516][ T2585] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 122.140660][ T2585] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.140793][ T2585] ? __kernel_text_address (kernel/extable.c:79) [ 122.140927][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.141061][ T2585] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.141193][ T2585] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.141327][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.141465][ T2585] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.141606][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.141743][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.141875][ T2585] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 122.142009][ T2585] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 122.142147][ T2585] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 122.142280][ T2585] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.142419][ T2585] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 122.142555][ T2585] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 122.142701][ T2585] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.142835][ T2585] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.142968][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.143100][ T2585] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.143232][ T2585] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.143372][ T2585] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.143510][ T2585] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.143653][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.143800][ T2585] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.143938][ T2585] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.144082][ T2585] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.144216][ T2585] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.144355][ T2585] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.144489][ T2585] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.144630][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.144766][ T2585] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.144898][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.145032][ T2585] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.145163][ T2585] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.145295][ T2585] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.145441][ T2585] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.145572][ T2585] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.145719][ T2585] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.145853][ T2585] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.145987][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.146121][ T2585] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.146278][ T2585] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.146423][ T2585] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.146558][ T2585] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.146704][ T2585] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.146839][ T2585] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.147005][ T2585] ? move_addr_to_kernel (net/socket.c:258) [ 122.147141][ T2585] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.147274][ T2585] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.147414][ T2585] ___sys_sendmsg (net/socket.c:2752) [ 122.147547][ T2585] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 122.147723][ T2585] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.147872][ T2585] __sys_sendmsg (net/socket.c:2784) [ 122.148009][ T2585] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.148144][ T2585] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 122.148313][ T2585] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 122.148453][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.148594][ T2585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.148733][ T2585] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.148869][ T2585] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.149003][ T2585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.149168][ T2585] RIP: 0033:0x7f716604108e [ 122.149314][ T2585] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.149819][ T2585] RSP: 002b:00007ffcc9cf5ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.150024][ T2585] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f716604108e [ 122.150224][ T2585] RDX: 0000000000000000 RSI: 00007ffcc9cf5d50 RDI: 0000000000000005 [ 122.150425][ T2585] RBP: 00007ffcc9cf5cb0 R08: 0000000000000000 R09: 0000000000000000 [ 122.150630][ T2585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.150831][ T2585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9cf6420 | [ 122.152913][ T211] ------------[ cut here ]------------ | [ 122.153040][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 122.153279][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.154239][ T211] Tainted: [W]=WARN [ 122.154335][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.154500][ T211] Workqueue: events_unbound linkwatch_event [ 122.154680][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.154839][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.155272][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 122.155436][ T211] RAX: 00000000ffffffa6 RBX: ff1100000d843000 RCX: 1ff400000011cf02 [ 122.155666][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8430bc [ 122.155846][ T211] RBP: ff1100000ed91000 R08: 1fe2200001b08619 R09: ff1100001018aea8 [ 122.156025][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 122.156205][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.156391][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 122.156617][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.156770][ T211] CR2: 0000000018003988 CR3: 0000000009bea006 CR4: 0000000000771ef0 [ 122.156957][ T211] PKRU: 55555554 [ 122.157047][ T211] Call Trace: [ 122.157139][ T211] [ 122.157203][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.157325][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 122.157453][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.157549][ T211] netif_state_change (net/core/dev.c:1605) [ 122.157684][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.157838][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 122.157961][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 122.158083][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.158208][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 122.158328][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 122.158458][ T211] process_one_work (kernel/workqueue.c:3314) [ 122.158590][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.158719][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.158844][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.158968][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.159117][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 122.159242][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.159368][ T211] kthread (kernel/kthread.c:436) [ 122.159459][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.159624][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 122.159755][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.159880][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.160029][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.160151][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 122.160298][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.219317][ T2587] ------------[ cut here ]------------ | [ 122.219498][ T2587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2587 | [ 122.219773][ T2587] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.220220][ T2587] Tainted: [W]=WARN [ 122.220320][ T2587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.220492][ T2587] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.220670][ T2587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.221137][ T2587] RSP: 0018:ffa00000005f7150 EFLAGS: 00010286 [ 122.221302][ T2587] RAX: 00000000ffffffa6 RBX: ff1100000c2c6900 RCX: 1ff40000000bedf0 [ 122.221505][ T2587] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2c69bc [ 122.221712][ T2587] RBP: ff1100000ed94000 R08: 1fe2200001858d39 R09: ff11000012a18b58 [ 122.221909][ T2587] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 122.222105][ T2587] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea991c0 [ 122.222305][ T2587] FS: 00007f516a59f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 122.222622][ T2587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.222791][ T2587] CR2: 00000000004ebb28 CR3: 0000000010477002 CR4: 0000000000771ef0 [ 122.222988][ T2587] PKRU: 55555554 [ 122.223087][ T2587] Call Trace: [ 122.223186][ T2587] [ 122.223256][ T2587] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.223393][ T2587] ? notifier_call_chain (kernel/notifier.c:85) [ 122.223525][ T2587] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.223633][ T2587] netif_state_change (net/core/dev.c:1605) [ 122.223765][ T2587] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.223930][ T2587] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 122.224094][ T2587] linkwatch_sync_dev (net/core/link_watch.c:295) [ 122.224225][ T2587] rtnl_getlink (net/core/rtnetlink.c:4273) [ 122.224362][ T2587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.224515][ T2587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.224663][ T2587] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 122.224795][ T2587] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.224927][ T2587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.225058][ T2587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.225206][ T2587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.225335][ T2587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.225474][ T2587] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.225615][ T2587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.225748][ T2587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.225884][ T2587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.226016][ T2587] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 122.226146][ T2587] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.226276][ T2587] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.226413][ T2587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.226544][ T2587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.226693][ T2587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.226826][ T2587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.226959][ T2587] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.227092][ T2587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.227224][ T2587] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.227365][ T2587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.227497][ T2587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.227647][ T2587] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.227795][ T2587] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.227926][ T2587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.228061][ T2587] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.228197][ T2587] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.228329][ T2587] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.228473][ T2587] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.228610][ T2587] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.228747][ T2587] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.228912][ T2587] ? move_addr_to_kernel (net/socket.c:258) [ 122.229044][ T2587] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 122.229177][ T2587] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 122.229362][ T2587] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 122.229498][ T2587] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 122.229672][ T2587] ___sys_sendmsg (net/socket.c:2752) [ 122.229804][ T2587] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.229936][ T2587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.230076][ T2587] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 122.230204][ T2587] ? do_getsockname (net/socket.c:2192) [ 122.230338][ T2587] __sys_sendmsg (net/socket.c:2784) [ 122.230474][ T2587] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.230621][ T2587] ? __sys_getsockname (net/socket.c:2210) [ 122.230753][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.230885][ T2587] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.231016][ T2587] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.231146][ T2587] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.231276][ T2587] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.231442][ T2587] RIP: 0033:0x7f516a7d908e [ 122.231581][ T2587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.232065][ T2587] RSP: 002b:00007ffcfb20c840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.232264][ T2587] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f516a7d908e [ 122.232466][ T2587] RDX: 0000000000000000 RSI: 00007ffcfb20c8f0 RDI: 0000000000000006 [ 122.232673][ T2587] RBP: 00007ffcfb20c850 R08: 0000000000000000 R09: 0000000000000000 [ 122.232870][ T2587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.233065][ T2587] R13: 00007ffcfb20c9a0 R14: 000000000000000d R15: 00007ffcfb20d87a | [ 122.342264][ T2590] ------------[ cut here ]------------ | [ 122.342472][ T2590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2590 | [ 122.342824][ T2590] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.343384][ T2590] Tainted: [W]=WARN [ 122.343537][ T2590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.343778][ T2590] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.344004][ T2590] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.344538][ T2590] RSP: 0018:ffa00000009171b0 EFLAGS: 00010286 [ 122.344776][ T2590] RAX: 00000000ffffffa6 RBX: ff1100000bd27c40 RCX: 1ff4000000122dfc [ 122.345028][ T2590] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27cfc [ 122.345277][ T2590] RBP: ff11000013759000 R08: 1fe22000017a4fa1 R09: ff1100000e80ae80 [ 122.345538][ T2590] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 122.345826][ T2590] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 122.346082][ T2590] FS: 00007f2da3262840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 122.346379][ T2590] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.346601][ T2590] CR2: 00000000004a2060 CR3: 0000000012b79001 CR4: 0000000000771ef0 [ 122.346866][ T2590] PKRU: 55555554 [ 122.347016][ T2590] Call Trace: [ 122.347165][ T2590] [ 122.347287][ T2590] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.347488][ T2590] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.347658][ T2590] __dev_notify_flags (net/core/dev.c:9787) [ 122.347853][ T2590] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 122.348042][ T2590] ? netif_change_name (net/core/dev.c:1495) [ 122.348643][ T2590] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 122.348846][ T2590] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 122.349033][ T2590] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 122.349218][ T2590] ? __dev_get_by_name (net/core/dev.c:883) [ 122.349417][ T2590] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 122.349621][ T2590] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 122.349823][ T2590] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.350011][ T2590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.350194][ T2590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.350392][ T2590] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.350577][ T2590] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.350777][ T2590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.350967][ T2590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.351154][ T2590] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.351368][ T2590] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.351552][ T2590] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.351763][ T2590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.351948][ T2590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.352136][ T2590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.352322][ T2590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.352550][ T2590] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.352752][ T2590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.352958][ T2590] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.353147][ T2590] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.353334][ T2590] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.353536][ T2590] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.353759][ T2590] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.353946][ T2590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.354133][ T2590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.354320][ T2590] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.354522][ T2590] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.354753][ T2590] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.354942][ T2590] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.355129][ T2590] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.355313][ T2590] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.355541][ T2590] ? move_addr_to_kernel (net/socket.c:258) [ 122.355745][ T2590] ? kasan_save_stack (mm/kasan/common.c:58) [ 122.355930][ T2590] ? kasan_save_stack (mm/kasan/common.c:57) [ 122.356116][ T2590] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 122.356302][ T2590] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 122.356536][ T2590] ___sys_sendmsg (net/socket.c:2752) [ 122.356751][ T2590] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.356949][ T2590] __sys_sendmsg (net/socket.c:2784) [ 122.357136][ T2590] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.357318][ T2590] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 122.357522][ T2590] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 122.357723][ T2590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.357911][ T2590] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.358096][ T2590] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.358282][ T2590] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.358482][ T2590] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.358716][ T2590] RIP: 0033:0x7f2da349c08e [ 122.358908][ T2590] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.359475][ T2590] RSP: 002b:00007fffbbfc0b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.359746][ T2590] RAX: ffffffffffffffda RBX: 00007fffbbfc1320 RCX: 00007f2da349c08e [ 122.360000][ T2590] RDX: 0000000000000000 RSI: 00007fffbbfc0c20 RDI: 0000000000000005 [ 122.360250][ T2590] RBP: 00007fffbbfc0b80 R08: 0000000000000000 R09: 0000000000000000 [ 122.360513][ T2590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.360779][ T2590] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbbfc12f0 | [ 122.398112][ T2591] ------------[ cut here ]------------ | [ 122.398307][ T2591] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2591 | [ 122.398648][ T2591] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.399195][ T2591] Tainted: [W]=WARN [ 122.399360][ T2591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.399578][ T2591] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.399833][ T2591] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.400372][ T2591] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286 [ 122.400597][ T2591] RAX: 00000000ffffffa6 RBX: ff1100000ff5a200 RCX: 1ff4000000124dfc [ 122.400887][ T2591] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a2bc [ 122.401137][ T2591] RBP: ff110000136b1000 R08: 1fe2200001feb459 R09: ff1100000e80d180 [ 122.401401][ T2591] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 122.401673][ T2591] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 122.401929][ T2591] FS: 00007f18fafc8840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 122.402212][ T2591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.402449][ T2591] CR2: 00000000004a2060 CR3: 0000000012b79004 CR4: 0000000000771ef0 [ 122.402723][ T2591] PKRU: 55555554 [ 122.402893][ T2591] Call Trace: [ 122.403045][ T2591] [ 122.403165][ T2591] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.403366][ T2591] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.403521][ T2591] __dev_notify_flags (net/core/dev.c:9787) [ 122.403726][ T2591] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 122.403917][ T2591] ? netif_change_name (net/core/dev.c:1495) [ 122.404107][ T2591] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 122.404295][ T2591] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 122.404498][ T2591] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 122.404703][ T2591] ? __dev_get_by_name (net/core/dev.c:883) [ 122.406035][ T2591] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 122.406260][ T2591] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 122.406467][ T2591] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.406697][ T2591] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.406881][ T2591] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.407069][ T2591] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.407258][ T2591] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.407475][ T2591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.407694][ T2591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.407884][ T2591] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.408073][ T2591] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.408259][ T2591] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.408459][ T2591] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.408662][ T2591] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.408852][ T2591] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.409038][ T2591] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.409226][ T2591] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.409425][ T2591] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.409628][ T2591] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.409828][ T2591] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.410030][ T2591] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.410220][ T2591] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.410676][ T2591] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.410866][ T2591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.411059][ T2591] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.411290][ T2591] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.411527][ T2591] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.411771][ T2591] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.411979][ T2591] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.412176][ T2591] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.412388][ T2591] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.412691][ T2591] ? move_addr_to_kernel (net/socket.c:258) [ 122.412942][ T2591] ? kasan_save_stack (mm/kasan/common.c:58) [ 122.413131][ T2591] ? kasan_save_stack (mm/kasan/common.c:57) [ 122.413382][ T2591] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 122.413581][ T2591] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 122.413853][ T2591] ___sys_sendmsg (net/socket.c:2752) [ 122.414045][ T2591] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.414260][ T2591] __sys_sendmsg (net/socket.c:2784) [ 122.414468][ T2591] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.414718][ T2591] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 122.414955][ T2591] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 122.415160][ T2591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.415368][ T2591] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.415605][ T2591] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.415843][ T2591] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.416057][ T2591] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.416288][ T2591] RIP: 0033:0x7f18fb20208e [ 122.416573][ T2591] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.417229][ T2591] RSP: 002b:00007ffc61b01720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.417502][ T2591] RAX: ffffffffffffffda RBX: 00007ffc61b01ed0 RCX: 00007f18fb20208e [ 122.417817][ T2591] RDX: 0000000000000000 RSI: 00007ffc61b017d0 RDI: 0000000000000005 [ 122.418110][ T2591] RBP: 00007ffc61b01730 R08: 0000000000000000 R09: 0000000000000000 [ 122.418391][ T2591] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.418702][ T2591] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc61b01ea0 | [ 122.444116][ T2592] ------------[ cut here ]------------ | [ 122.444285][ T2592] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2592 | [ 122.444561][ T2592] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.445025][ T2592] Tainted: [W]=WARN [ 122.445125][ T2592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.445289][ T2592] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.445463][ T2592] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.445945][ T2592] RSP: 0018:ffa00000009df020 EFLAGS: 00010286 [ 122.446112][ T2592] RAX: 00000000ffffffa6 RBX: ff1100000cb0fa80 RCX: 1ff400000013bdca [ 122.446310][ T2592] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0fb3c [ 122.446513][ T2592] RBP: ff11000013759000 R08: 1fe2200001961f69 R09: ff1100000dbb0b58 [ 122.446723][ T2592] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 122.446920][ T2592] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 122.447122][ T2592] FS: 00007ff13958d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 122.447359][ T2592] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.447561][ T2592] CR2: 000000000950b988 CR3: 0000000009bea002 CR4: 0000000000771ef0 [ 122.447773][ T2592] PKRU: 55555554 [ 122.447871][ T2592] Call Trace: [ 122.447972][ T2592] [ 122.448043][ T2592] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.448178][ T2592] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.448280][ T2592] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 122.448425][ T2592] __dev_notify_flags (net/core/dev.c:9787) [ 122.448559][ T2592] ? netif_change_name (net/core/dev.c:1495) [ 122.448699][ T2592] ? __dev_change_flags (net/core/dev.c:9752) [ 122.448834][ T2592] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 122.448965][ T2592] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.449097][ T2592] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 122.449232][ T2592] netif_change_flags (net/core/dev.c:9820) [ 122.449373][ T2592] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 122.449507][ T2592] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 122.449655][ T2592] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 122.449788][ T2592] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 122.449952][ T2592] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 122.450084][ T2592] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.450216][ T2592] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 122.450358][ T2592] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.450490][ T2592] ? __kernel_text_address (kernel/extable.c:79) [ 122.450634][ T2592] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.450769][ T2592] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.450901][ T2592] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.451034][ T2592] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.451165][ T2592] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.451295][ T2592] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.452080][ T2592] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.452216][ T2592] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 122.452440][ T2592] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 122.452573][ T2592] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 122.452718][ T2592] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.452858][ T2592] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 122.452999][ T2592] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 122.453135][ T2592] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.453270][ T2592] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.453461][ T2592] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.453686][ T2592] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.453820][ T2592] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.453954][ T2592] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.454091][ T2592] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.454223][ T2592] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.454361][ T2592] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.454494][ T2592] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.454639][ T2592] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.454772][ T2592] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.454906][ T2592] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.455039][ T2592] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.455172][ T2592] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.455309][ T2592] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.455448][ T2592] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.455622][ T2592] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.455756][ T2592] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.455888][ T2592] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.456028][ T2592] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.456160][ T2592] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.456296][ T2592] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.456445][ T2592] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.456597][ T2592] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.456808][ T2592] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.456943][ T2592] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.457077][ T2592] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.457213][ T2592] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.457353][ T2592] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.457487][ T2592] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.457688][ T2592] ? move_addr_to_kernel (net/socket.c:258) [ 122.457823][ T2592] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.457956][ T2592] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.458090][ T2592] ___sys_sendmsg (net/socket.c:2752) [ 122.458223][ T2592] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 122.459184][ T2592] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.459358][ T2592] __sys_sendmsg (net/socket.c:2784) [ 122.459494][ T2592] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.459633][ T2592] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 122.459799][ T2592] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 122.459933][ T2592] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.460068][ T2592] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.460202][ T2592] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.460335][ T2592] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.460474][ T2592] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.460651][ T2592] RIP: 0033:0x7ff1397c708e [ 122.460791][ T2592] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.461267][ T2592] RSP: 002b:00007fffc696ec40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.461472][ T2592] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff1397c708e [ 122.461775][ T2592] RDX: 0000000000000000 RSI: 00007fffc696ecf0 RDI: 0000000000000005 [ 122.461972][ T2592] RBP: 00007fffc696ec50 R08: 0000000000000000 R09: 0000000000000000 [ 122.462168][ T2592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.462370][ T2592] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc696f3c0 | [ 122.492719][ T2593] ------------[ cut here ]------------ | [ 122.492921][ T2593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2593 | [ 122.493232][ T2593] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.494388][ T2593] Tainted: [W]=WARN [ 122.494540][ T2593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.494785][ T2593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.495007][ T2593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.495531][ T2593] RSP: 0018:ffa00000009ef020 EFLAGS: 00010286 [ 122.495768][ T2593] RAX: 00000000ffffffa6 RBX: ff1100000ca6be00 RCX: 1ff400000013ddca [ 122.496015][ T2593] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bebc [ 122.496257][ T2593] RBP: ff110000136b1000 R08: 1fe220000194d7d9 R09: ff1100000dbb2e58 [ 122.496515][ T2593] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 122.496775][ T2593] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 122.497020][ T2593] FS: 00007f9aaa1c8840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 122.497298][ T2593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.497530][ T2593] CR2: 0000000015784988 CR3: 0000000012b79006 CR4: 0000000000771ef0 [ 122.497809][ T2593] PKRU: 55555554 [ 122.497957][ T2593] Call Trace: [ 122.498105][ T2593] [ 122.498224][ T2593] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.498423][ T2593] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.498576][ T2593] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 122.498779][ T2593] __dev_notify_flags (net/core/dev.c:9787) [ 122.498964][ T2593] ? netif_change_name (net/core/dev.c:1495) [ 122.499177][ T2593] ? __dev_change_flags (net/core/dev.c:9752) [ 122.499375][ T2593] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 122.499558][ T2593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.499755][ T2593] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 122.499940][ T2593] netif_change_flags (net/core/dev.c:9820) [ 122.500124][ T2593] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 122.500306][ T2593] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 122.500503][ T2593] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 122.500706][ T2593] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 122.500920][ T2593] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 122.501103][ T2593] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.501285][ T2593] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 122.501480][ T2593] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.501681][ T2593] ? __kernel_text_address (kernel/extable.c:79) [ 122.501865][ T2593] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.502049][ T2593] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.502489][ T2593] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.502693][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.502876][ T2593] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.503056][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.503237][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.503434][ T2593] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 122.503638][ T2593] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 122.503829][ T2593] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 122.504012][ T2593] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 122.504196][ T2593] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 122.504395][ T2593] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 122.504584][ T2593] rtnl_newlink (net/core/rtnetlink.c:4150) [ 122.504794][ T2593] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.504974][ T2593] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.505157][ T2593] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.505340][ T2593] ? mark_usage (kernel/locking/lockdep.c:4674) [ 122.505535][ T2593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.505739][ T2593] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.505920][ T2593] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.506104][ T2593] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.506287][ T2593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.506485][ T2593] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 122.506688][ T2593] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 122.506873][ T2593] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.507055][ T2593] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.507236][ T2593] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.507434][ T2593] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.507629][ T2593] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 122.507816][ T2593] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 122.507998][ T2593] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.508182][ T2593] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.508380][ T2593] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 122.508562][ T2593] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 122.508762][ T2593] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.508949][ T2593] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.509133][ T2593] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 122.509316][ T2593] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 122.509516][ T2593] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 122.509720][ T2593] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 122.509937][ T2593] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 122.510124][ T2593] ? copy_msghdr_from_user (net/socket.c:2635) [ 122.510304][ T2593] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 122.510532][ T2593] ? move_addr_to_kernel (net/socket.c:258) [ 122.510750][ T2593] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 122.510933][ T2593] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 122.511119][ T2593] ___sys_sendmsg (net/socket.c:2752) [ 122.511302][ T2593] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 122.511532][ T2593] ? copy_msghdr_from_user (net/socket.c:2603) [ 122.511757][ T2593] __sys_sendmsg (net/socket.c:2784) [ 122.511940][ T2593] ? __sys_sendmsg_sock (net/socket.c:2765) [ 122.512121][ T2593] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 122.512337][ T2593] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 122.512535][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.515729][ T2593] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 122.515912][ T2593] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 122.516093][ T2593] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 122.516277][ T2593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.516507][ T2593] RIP: 0033:0x7f9aaa40208e [ 122.516728][ T2593] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 122.517247][ T2593] RSP: 002b:00007fff6b2c7b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.517512][ T2593] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9aaa40208e [ 122.517790][ T2593] RDX: 0000000000000000 RSI: 00007fff6b2c7c40 RDI: 0000000000000005 [ 122.518039][ T2593] RBP: 00007fff6b2c7ba0 R08: 0000000000000000 R09: 0000000000000000 [ 122.518285][ T2593] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02c [ 122.518550][ T2593] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6b2c8310 | [ 122.882237][ T12] ------------[ cut here ]------------ | [ 122.882546][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 122.882844][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.883301][ T12] Tainted: [W]=WARN [ 122.883408][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.883567][ T12] Workqueue: netns cleanup_net [ 122.883712][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.883876][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.884337][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 122.884511][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eca7000 RCX: 1ff4000000018ec7 [ 122.884711][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eca70bc [ 122.884898][ T12] RBP: ff11000013759000 R08: 1fe2200001d94e19 R09: ff11000001aed1d0 [ 122.885090][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 122.885276][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 122.885482][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 122.885716][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.885873][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 122.886062][ T12] PKRU: 55555554 [ 122.886156][ T12] Call Trace: [ 122.886250][ T12] [ 122.886317][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 122.886455][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 122.886551][ T12] netif_close_many (net/core/dev.c:1804) [ 122.886688][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 122.886813][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 122.886966][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 122.887128][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 122.887256][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.887468][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.887599][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.887729][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.887855][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.887980][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.888106][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.888233][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.888379][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.888508][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.888658][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.888783][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.888908][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.889036][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.889161][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.889288][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.889424][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.889549][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.889686][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.889814][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.889937][ T12] kthread (kernel/kthread.c:436) [ 122.890033][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.890188][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.890310][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.890443][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.890602][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.890732][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.890864][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.893133][ T12] ------------[ cut here ]------------ | [ 122.893260][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 122.893508][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.893956][ T12] Tainted: [W]=WARN [ 122.894048][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.894203][ T12] Workqueue: netns cleanup_net [ 122.894331][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.894495][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.894987][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.895157][ T12] RAX: 00000000ffffffa6 RBX: ff110000060518c0 RCX: 1ff4000000018eed [ 122.895337][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605197c [ 122.895533][ T12] RBP: ff110000095bc000 R08: 1fe2200000c0a331 R09: ff11000001aed1d0 [ 122.895741][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 122.895919][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.896097][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 122.896305][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.896464][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 122.896656][ T12] PKRU: 55555554 [ 122.896745][ T12] Call Trace: [ 122.896834][ T12] [ 122.896900][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.897055][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.897235][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.897360][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.897483][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.897614][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.897735][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.897857][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.897978][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.898098][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.898220][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.898340][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.898465][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.898593][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.898722][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.898842][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.898967][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.899087][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.899212][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.899340][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.899465][ T12] kthread (kernel/kthread.c:436) [ 122.899556][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.899714][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.899835][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.899957][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.900109][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.900228][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.900357][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.903288][ T12] ------------[ cut here ]------------ | [ 122.903438][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 122.903697][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.904145][ T12] Tainted: [W]=WARN [ 122.904236][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.904550][ T12] Workqueue: netns cleanup_net [ 122.904711][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.904868][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.905433][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.905590][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050ac0 RCX: 1ff4000000018eed [ 122.905775][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050b7c [ 122.905952][ T12] RBP: ff110000024dc000 R08: 1fe2200000c0a171 R09: ff11000001aed1d0 [ 122.906129][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 122.906310][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.906539][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 122.906760][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.906911][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 122.907091][ T12] PKRU: 55555554 [ 122.907181][ T12] Call Trace: [ 122.907274][ T12] [ 122.907342][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.907545][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.907699][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.907819][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.908012][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.908132][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.908255][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.908426][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.908545][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.908674][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.908871][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.908991][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.909108][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.909228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.909470][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.909597][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.909726][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.909845][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.909968][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.910089][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.910208][ T12] kthread (kernel/kthread.c:436) [ 122.910419][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.910568][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.910698][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.910819][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.910969][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.911088][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.911276][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.918671][ T12] ------------[ cut here ]------------ | [ 122.918816][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 122.919057][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.919504][ T12] Tainted: [W]=WARN [ 122.919601][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.919760][ T12] Workqueue: netns cleanup_net [ 122.919885][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.920044][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.920486][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.920651][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf518c0 RCX: 1ff4000000018eed [ 122.920834][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5197c [ 122.921010][ T12] RBP: ff110000061d4000 R08: 1fe22000019ea331 R09: ff11000001aed1d0 [ 122.921186][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 122.921375][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.921591][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 122.921831][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.921983][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 122.922165][ T12] PKRU: 55555554 [ 122.922259][ T12] Call Trace: [ 122.922355][ T12] [ 122.922418][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.922574][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.922737][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.922859][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.922979][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.923100][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.923220][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.923341][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.923470][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.923595][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.923727][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.923850][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.923974][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.924103][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.924224][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.924355][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.924497][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.924667][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.924794][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.924918][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.925038][ T12] kthread (kernel/kthread.c:436) [ 122.925129][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.925292][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.925430][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.925555][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.925754][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.925873][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.925996][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.928783][ T12] ------------[ cut here ]------------ | [ 122.928909][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 122.929189][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.929670][ T12] Tainted: [W]=WARN [ 122.929766][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.929918][ T12] Workqueue: netns cleanup_net [ 122.930042][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.930199][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.930655][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.930806][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff4000000018eed [ 122.930992][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 122.931172][ T12] RBP: ff1100000e8f9000 R08: 1fe22000019ea2f9 R09: ff11000001aed1d0 [ 122.931367][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 122.931543][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.931731][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 122.931939][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.932089][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 122.932269][ T12] PKRU: 55555554 [ 122.932363][ T12] Call Trace: [ 122.932453][ T12] [ 122.932515][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.932688][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.932841][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.932961][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.933081][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.933200][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.933320][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.933446][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.933569][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.933700][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.933822][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.933941][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.934061][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.934181][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.934300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.934428][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.934554][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.934683][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.934807][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.934929][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.935049][ T12] kthread (kernel/kthread.c:436) [ 122.935139][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.935292][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.935420][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.935544][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.935703][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.935822][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.935941][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.938328][ T12] ------------[ cut here ]------------ | [ 122.938459][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 122.938725][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.939155][ T12] Tainted: [W]=WARN [ 122.939248][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.939406][ T12] Workqueue: netns cleanup_net [ 122.939536][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.939703][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.940141][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.940298][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050040 RCX: 1ff4000000018eed [ 122.940480][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060500fc [ 122.940671][ T12] RBP: ff11000008c1c000 R08: 1fe2200000c0a021 R09: ff11000001aed1d0 [ 122.940927][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 122.941112][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.941375][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 122.941612][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.941787][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 122.942045][ T12] PKRU: 55555554 [ 122.942140][ T12] Call Trace: [ 122.942233][ T12] [ 122.942297][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.942456][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.942617][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.942740][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.942861][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.942984][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.943107][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.943230][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.943359][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.943560][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.943690][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.943811][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.943930][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.944127][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.944250][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.944376][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.944499][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.944710][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.944837][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.944964][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.945085][ T12] kthread (kernel/kthread.c:436) [ 122.945174][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.945403][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.945525][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.945658][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.945879][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.946001][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.946120][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.948909][ T12] ------------[ cut here ]------------ | [ 122.949101][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 122.949332][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.950250][ T12] Tainted: [W]=WARN [ 122.950342][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.950552][ T12] Workqueue: netns cleanup_net [ 122.950690][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.950847][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.951279][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.951484][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050740 RCX: 1ff4000000018eed [ 122.951723][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060507fc [ 122.951927][ T12] RBP: ff1100000eb69000 R08: 1fe2200000c0a101 R09: ff11000001aed1d0 [ 122.952145][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 122.952403][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.952597][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 122.952829][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.952985][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 122.953176][ T12] PKRU: 55555554 [ 122.953268][ T12] Call Trace: [ 122.953406][ T12] [ 122.953486][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.953653][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.953804][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.953925][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.954047][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.954168][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.954294][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.954466][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.954595][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.954721][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.954843][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.954964][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.955083][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.955226][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.955395][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.955520][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.955674][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.955828][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.955957][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.956081][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.956202][ T12] kthread (kernel/kthread.c:436) [ 122.956293][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.956570][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.956715][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.956836][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.957097][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.957221][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.957342][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.960704][ T12] ------------[ cut here ]------------ | [ 122.960838][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 122.961082][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.961534][ T12] Tainted: [W]=WARN [ 122.961639][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.961795][ T12] Workqueue: netns cleanup_net [ 122.961922][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.962080][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.962524][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.962683][ T12] RAX: 00000000ffffffa6 RBX: ff110000057baac0 RCX: 1ff4000000018eed [ 122.962865][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bab7c [ 122.963045][ T12] RBP: ff1100001063c000 R08: 1fe2200000af7571 R09: ff11000001aed1d0 [ 122.963226][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 122.963415][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.963603][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 122.963826][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.963979][ T12] CR2: 00007fa7af729668 CR3: 000000000ba33001 CR4: 0000000000771ef0 [ 122.964162][ T12] PKRU: 55555554 [ 122.964252][ T12] Call Trace: [ 122.964343][ T12] [ 122.964416][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.964571][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.964736][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.964856][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.964977][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.965097][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.965219][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.965359][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.965487][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.965624][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.965750][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.965871][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.966034][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.966162][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.966284][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.966414][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.966539][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.966676][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.966805][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.966928][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.967049][ T12] kthread (kernel/kthread.c:436) [ 122.967142][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.967293][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.967420][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.967541][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.967705][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.967826][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.967944][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.970052][ T12] ------------[ cut here ]------------ | [ 122.970171][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 122.970976][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.971490][ T12] Tainted: [W]=WARN [ 122.971588][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.971742][ T12] Workqueue: netns cleanup_net [ 122.971866][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.972021][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.972548][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.972710][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb8c0 RCX: 1ff4000000018eed [ 122.972890][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb97c [ 122.973071][ T12] RBP: ff110000060b9000 R08: 1fe2200000af7731 R09: ff11000001aed1d0 [ 122.973290][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 122.973543][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.973733][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 122.973944][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.974094][ T12] CR2: 00007fa7af729668 CR3: 000000000ba33001 CR4: 0000000000771ef0 [ 122.974274][ T12] PKRU: 55555554 [ 122.974438][ T12] Call Trace: [ 122.974527][ T12] [ 122.974597][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.974760][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.974908][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.975030][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.975152][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.975274][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.975548][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.975680][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.975802][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.975921][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.976049][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.976175][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.976298][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.976514][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.976648][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.976769][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.976892][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.977015][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.977139][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.977265][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.977476][ T12] kthread (kernel/kthread.c:436) [ 122.977618][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.977768][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.977892][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.978016][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.978167][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.978285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.978499][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.981365][ T12] ------------[ cut here ]------------ | [ 122.981577][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 122.981853][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.982283][ T12] Tainted: [W]=WARN [ 122.982387][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.982535][ T12] Workqueue: netns cleanup_net [ 122.982670][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.982825][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.983315][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.983488][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fe00 RCX: 1ff4000000018eed [ 122.983679][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67febc [ 122.983859][ T12] RBP: ff1100000a3a4000 R08: 1fe22000018cffd9 R09: ff11000001aed1d0 [ 122.984040][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 122.984250][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.984435][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 122.984652][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.984803][ T12] CR2: 000055825cf5f438 CR3: 000000000ba33006 CR4: 0000000000771ef0 [ 122.984981][ T12] PKRU: 55555554 [ 122.985070][ T12] Call Trace: [ 122.985159][ T12] [ 122.985222][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.985699][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.985852][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.985971][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.986091][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.986233][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.986359][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.986501][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.986633][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.986754][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.986874][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.986995][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.987113][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.987233][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.987357][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.987480][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.987613][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.987735][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.987862][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.987986][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.988107][ T12] kthread (kernel/kthread.c:436) [ 122.988197][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.988366][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.988488][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.988623][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.988770][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.988889][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.989009][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 122.991433][ T12] ------------[ cut here ]------------ | [ 122.991556][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 122.991806][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 122.992227][ T12] Tainted: [W]=WARN [ 122.992317][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.992475][ T12] Workqueue: netns cleanup_net [ 122.992604][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 122.992765][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 122.993189][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 122.993339][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31ce40 RCX: 1ff4000000018eed [ 122.993558][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cefc [ 122.993753][ T12] RBP: ff11000013759000 R08: 1fe22000016639e1 R09: ff11000001aed1d0 [ 122.993931][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 122.994106][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 122.994284][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 122.994498][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.994654][ T12] CR2: 000055825cf5f438 CR3: 000000000ba33006 CR4: 0000000000771ef0 [ 122.994831][ T12] PKRU: 55555554 [ 122.994940][ T12] Call Trace: [ 122.995029][ T12] [ 122.995091][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 122.995243][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 122.995395][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 122.995515][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 122.995645][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 122.995763][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 122.995883][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 122.996005][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 122.996128][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 122.996250][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 122.996378][ T12] cleanup_net (net/core/net_namespace.c:702) [ 122.996504][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 122.996661][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 122.996781][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 122.996898][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 122.997019][ T12] process_one_work (kernel/workqueue.c:3314) [ 122.997146][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 122.997267][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 122.997396][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 122.997520][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 122.997650][ T12] kthread (kernel/kthread.c:436) [ 122.997742][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.997890][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.998009][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.998128][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 122.998278][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.998405][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 122.998526][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.011258][ T12] ------------[ cut here ]------------ | [ 123.011412][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 123.011727][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.012184][ T12] Tainted: [W]=WARN [ 123.012280][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.012448][ T12] Workqueue: netns cleanup_net [ 123.012585][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.012756][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.013222][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 123.013388][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31de00 RCX: 1ff4000000018eaf [ 123.013579][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31debc [ 123.013777][ T12] RBP: ff1100000ed91000 R08: 1fe2200001663bd9 R09: ff11000001aed1d0 [ 123.013967][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 123.014190][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed94000 [ 123.014389][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.014621][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.014783][ T12] CR2: 000055825cf5f438 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 123.014979][ T12] PKRU: 55555554 [ 123.015073][ T12] Call Trace: [ 123.015169][ T12] [ 123.015237][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.015373][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.015470][ T12] netif_close_many (net/core/dev.c:1804) [ 123.015604][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.015739][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.015867][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.015994][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 123.016122][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 123.016279][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 123.016492][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.016627][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.016785][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.016913][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.017042][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 123.017205][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 123.017335][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 123.017518][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.017653][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 123.017780][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 123.017907][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 123.018033][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.018161][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.018291][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.018470][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.018605][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.018743][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.018868][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.018995][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.019125][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.019254][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.019438][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.019572][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.019709][ T12] kthread (kernel/kthread.c:436) [ 123.019804][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.019961][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.020092][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.020223][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.020436][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.020564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.020703][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.022660][ T12] ------------[ cut here ]------------ | [ 123.022796][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 123.023055][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.024323][ T12] Tainted: [W]=WARN [ 123.024492][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.024663][ T12] Workqueue: netns cleanup_net [ 123.024796][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.024960][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.025490][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 123.025727][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31cac0 RCX: 1ff4000000018eaf [ 123.025921][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cb7c [ 123.026115][ T12] RBP: ff1100000ed94000 R08: 1fe2200001663971 R09: ff11000001aed1d0 [ 123.026308][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 123.026569][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 123.026772][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.026998][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.027158][ T12] CR2: 000055f6a15ced5c CR3: 000000000e834002 CR4: 0000000000771ef0 [ 123.027534][ T12] PKRU: 55555554 [ 123.027640][ T12] Call Trace: [ 123.027734][ T12] [ 123.027801][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.027931][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 123.028061][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.028200][ T12] netif_close_many (net/core/dev.c:1804) [ 123.028327][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.028554][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.028691][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.028822][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 123.028956][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 123.029121][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 123.029282][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.029511][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.029679][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.029820][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.029947][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 123.030110][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 123.030239][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 123.030470][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.030604][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 123.030736][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 123.030864][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 123.030993][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.031118][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.031247][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.031476][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.031613][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.031739][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.031864][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.031995][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.032129][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.032257][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.032492][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.032634][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.032761][ T12] kthread (kernel/kthread.c:436) [ 123.032856][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.033012][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.033139][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.033267][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.033500][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.033639][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.033766][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.036093][ T12] ------------[ cut here ]------------ | [ 123.036218][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 123.036655][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.037092][ T12] Tainted: [W]=WARN [ 123.037190][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.037343][ T12] Workqueue: netns cleanup_net [ 123.037480][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.037649][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.038116][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 123.038312][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636740 RCX: 1ff4000000018ed5 [ 123.038499][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6367fc [ 123.038689][ T12] RBP: ff1100000ed91000 R08: 1fe22000016c6d01 R09: ff11000001aed1d0 [ 123.038869][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.039058][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.039260][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.039483][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.039647][ T12] CR2: 000055f6a15ced5c CR3: 000000000e834002 CR4: 0000000000771ef0 [ 123.039830][ T12] PKRU: 55555554 [ 123.039921][ T12] Call Trace: [ 123.040017][ T12] [ 123.040082][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.040237][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.040392][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.040513][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.040643][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 123.040801][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 123.040926][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.041050][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 123.041175][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 123.041297][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 123.041424][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.041545][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.041681][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.041806][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.041927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.042049][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.042171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.042294][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.042424][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.042546][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.042688][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.042814][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.042933][ T12] kthread (kernel/kthread.c:436) [ 123.043024][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.043177][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.043299][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.043424][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.043579][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.043709][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.043831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.046241][ T12] ------------[ cut here ]------------ | [ 123.046989][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 123.047228][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.047722][ T12] Tainted: [W]=WARN [ 123.047814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.047965][ T12] Workqueue: netns cleanup_net [ 123.048092][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.048254][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.048787][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 123.048939][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce331c0 RCX: 1ff4000000018ed5 [ 123.049168][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3327c [ 123.049399][ T12] RBP: ff1100000ed94000 R08: 1fe22000019c6651 R09: ff11000001aed1d0 [ 123.049591][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.049779][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.049964][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.050173][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.050327][ T12] CR2: 000055f6a15ced5c CR3: 000000000e834002 CR4: 0000000000771ef0 [ 123.050553][ T12] PKRU: 55555554 [ 123.050655][ T12] Call Trace: [ 123.050745][ T12] [ 123.050809][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.050965][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.051131][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.051252][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.051424][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 123.051621][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 123.051744][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.051865][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 123.051986][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 123.052111][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 123.052236][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.052410][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.052535][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.052667][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.052787][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.052910][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.053028][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.053152][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.053279][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.053454][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.053585][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.053713][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.053834][ T12] kthread (kernel/kthread.c:436) [ 123.053925][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.054082][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.054203][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.054328][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.054527][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.054659][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.054781][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.057155][ T12] ------------[ cut here ]------------ | [ 123.057289][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 123.057535][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.057984][ T12] Tainted: [W]=WARN [ 123.058076][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.058228][ T12] Workqueue: netns cleanup_net [ 123.058361][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.058530][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.058971][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 123.059124][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32900 RCX: 1ff4000000018ed5 [ 123.059308][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce329bc [ 123.059501][ T12] RBP: ff1100000e04c000 R08: 1fe22000019c6539 R09: ff11000001aed1d0 [ 123.059703][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 123.059885][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.060065][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 123.060273][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.060435][ T12] CR2: 00007f1ac36dd0a0 CR3: 0000000004bce004 CR4: 0000000000771ef0 [ 123.060625][ T12] PKRU: 55555554 [ 123.060716][ T12] Call Trace: [ 123.060810][ T12] [ 123.060875][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.061030][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.061181][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.061304][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.061488][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 123.061656][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 123.061859][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.061991][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 123.062118][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 123.062242][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 123.062414][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.062536][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.062679][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.062801][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.062922][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.063045][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.063165][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.063291][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.063469][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.063595][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.063726][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.063851][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.063977][ T12] kthread (kernel/kthread.c:436) [ 123.064069][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.064219][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.064341][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.064512][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.064679][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.064800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.064921][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.096111][ T12] ------------[ cut here ]------------ | [ 123.096267][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 123.096530][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.096987][ T12] Tainted: [W]=WARN [ 123.097080][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.097237][ T12] Workqueue: netns cleanup_net [ 123.097378][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.097538][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.098016][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 123.098174][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1540 RCX: 1ff4000000018ec7 [ 123.098361][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a15fc [ 123.098548][ T12] RBP: ff110000136b1000 R08: 1fe22000025142c1 R09: ff11000001aed1d0 [ 123.098746][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 123.098931][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 123.099116][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.099334][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.099494][ T12] CR2: 000055825cf5f438 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 123.099694][ T12] PKRU: 55555554 [ 123.099788][ T12] Call Trace: [ 123.099881][ T12] [ 123.099947][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.100168][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.100283][ T12] netif_close_many (net/core/dev.c:1804) [ 123.100426][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 123.100551][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 123.100739][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 123.100893][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.101023][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.101174][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.101296][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.101423][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.101546][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.101680][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.101803][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.101927][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.102051][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.102173][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.102299][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.102485][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.102618][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.102744][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.102865][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.102990][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.103117][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.103244][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.103419][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.103546][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.103678][ T12] kthread (kernel/kthread.c:436) [ 123.103772][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.103925][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.104049][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.104172][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.104328][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.104459][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.104594][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.124310][ T12] ------------[ cut here ]------------ | [ 123.124460][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 123.124709][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.125142][ T12] Tainted: [W]=WARN [ 123.125234][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.125395][ T12] Workqueue: netns cleanup_net [ 123.125520][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.125685][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.126109][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.126258][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1e00 RCX: 1ff4000000018eed [ 123.126441][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1ebc [ 123.126629][ T12] RBP: ff11000012a09000 R08: 1fe22000025143d9 R09: ff11000001aed1d0 [ 123.126806][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.126982][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.127168][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.127382][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.127531][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 123.127720][ T12] PKRU: 55555554 [ 123.127809][ T12] Call Trace: [ 123.127897][ T12] [ 123.127960][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.128118][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.128266][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.128390][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.128511][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.128641][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.128760][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.128881][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.129040][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.129159][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.129286][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.129479][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.129605][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.129731][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.129848][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.129969][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.130092][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.130212][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.130338][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.130516][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.130653][ T12] kthread (kernel/kthread.c:436) [ 123.130768][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.130916][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.131036][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.131156][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.131304][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.131474][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.131602][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.133953][ T12] ------------[ cut here ]------------ | [ 123.134073][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 123.134306][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.134742][ T12] Tainted: [W]=WARN [ 123.134835][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.134984][ T12] Workqueue: netns cleanup_net [ 123.135111][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.135267][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.135707][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.135856][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1878c0 RCX: 1ff4000000018eed [ 123.136034][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18797c [ 123.136216][ T12] RBP: ff1100000a0c9000 R08: 1fe2200001430f31 R09: ff11000001aed1d0 [ 123.136403][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.136582][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.136766][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.136974][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.137121][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 123.137299][ T12] PKRU: 55555554 [ 123.137391][ T12] Call Trace: [ 123.137479][ T12] [ 123.137541][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.137704][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.137853][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.138000][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.138121][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.138238][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.138359][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.138479][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.138617][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.138734][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.138854][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.138974][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.139091][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.139214][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.139335][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.139458][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.139583][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.139706][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.139828][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.139952][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.140070][ T12] kthread (kernel/kthread.c:436) [ 123.140162][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.140308][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.140433][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.140553][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.140710][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.140829][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.140949][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.143241][ T12] ------------[ cut here ]------------ | [ 123.143948][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 123.144221][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.144722][ T12] Tainted: [W]=WARN [ 123.144811][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.144959][ T12] Workqueue: netns cleanup_net [ 123.145083][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.145237][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.145720][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.145872][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985540 RCX: 1ff4000000018eed [ 123.146095][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9855fc [ 123.146272][ T12] RBP: ff1100000e8fc000 R08: 1fe2200001930ac1 R09: ff11000001aed1d0 [ 123.146498][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.146685][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.146863][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.147070][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.147218][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 123.147442][ T12] PKRU: 55555554 [ 123.147531][ T12] Call Trace: [ 123.147625][ T12] [ 123.147702][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.147852][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.148021][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.148139][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.148258][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.148428][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.148547][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.148681][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.148803][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.148961][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.149085][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.149205][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.149324][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.149491][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.149619][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.149739][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.149861][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.149981][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.150103][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.150230][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.150395][ T12] kthread (kernel/kthread.c:436) [ 123.150485][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.150642][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.150766][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.150886][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.151059][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.151180][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.151298][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.163723][ T12] ------------[ cut here ]------------ | [ 123.163874][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 123.164109][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.164552][ T12] Tainted: [W]=WARN [ 123.164651][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.164798][ T12] Workqueue: netns cleanup_net [ 123.164922][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.165075][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.165590][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.165745][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9851c0 RCX: 1ff4000000018eed [ 123.165922][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c98527c [ 123.166100][ T12] RBP: ff11000013661000 R08: 1fe2200001930a51 R09: ff11000001aed1d0 [ 123.166275][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 123.166501][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.166704][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.166909][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.167055][ T12] CR2: 000055825cf5f438 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 123.167235][ T12] PKRU: 55555554 [ 123.167322][ T12] Call Trace: [ 123.167416][ T12] [ 123.167479][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.167648][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.167796][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.167914][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.168033][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.168149][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.168267][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.168395][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.168516][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.168644][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.168766][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.168886][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.169011][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.169130][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.169250][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.169377][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.169498][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.169624][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.169748][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.169869][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.169986][ T12] kthread (kernel/kthread.c:436) [ 123.170076][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.170222][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.170341][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.170467][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.170624][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.170744][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.170866][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.173169][ T12] ------------[ cut here ]------------ | [ 123.173289][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 123.173934][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.174372][ T12] Tainted: [W]=WARN [ 123.174464][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.174622][ T12] Workqueue: netns cleanup_net [ 123.174750][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.174904][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.175356][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.175506][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c985a80 RCX: 1ff4000000018eed [ 123.175696][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c985b3c [ 123.175876][ T12] RBP: ff110000051b1000 R08: 1fe2200001930b69 R09: ff11000001aed1d0 [ 123.176051][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 123.176230][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.176447][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.176665][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.176814][ T12] CR2: 000055825cf5f438 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 123.176997][ T12] PKRU: 55555554 [ 123.177089][ T12] Call Trace: [ 123.177177][ T12] [ 123.177239][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.177394][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.177542][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.177678][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.177797][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.177920][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.178041][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.178164][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.178302][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.178434][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.178559][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.178688][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.178806][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.178926][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.179047][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.179168][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.179292][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.179418][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.179540][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.179679][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.179798][ T12] kthread (kernel/kthread.c:436) [ 123.179892][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.180043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.180165][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.180284][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.180437][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.180555][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.180684][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.182892][ T12] ------------[ cut here ]------------ | [ 123.183010][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 123.183239][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.184101][ T12] Tainted: [W]=WARN [ 123.184189][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.184338][ T12] Workqueue: netns cleanup_net [ 123.184516][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.184680][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.185097][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.185245][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b1c0 RCX: 1ff4000000018eed [ 123.185472][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b27c [ 123.185685][ T12] RBP: ff11000013684000 R08: 1fe22000004f1651 R09: ff11000001aed1d0 [ 123.185860][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 123.186084][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.186262][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.186517][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.186673][ T12] CR2: 000055825cf5f438 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 123.186854][ T12] PKRU: 55555554 [ 123.186943][ T12] Call Trace: [ 123.187030][ T12] [ 123.187091][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.187242][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.187436][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.187555][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.187684][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.187803][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.187926][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.188045][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.188165][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.188282][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.188456][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.188583][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.188710][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.188834][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.188974][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.189093][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.189219][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.189337][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.189506][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.189636][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.189757][ T12] kthread (kernel/kthread.c:436) [ 123.189847][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.190003][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.190122][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.190240][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.190440][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.190561][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.190690][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.193089][ T12] ------------[ cut here ]------------ | [ 123.193260][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 123.193561][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.194099][ T12] Tainted: [W]=WARN [ 123.194237][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.194452][ T12] Workqueue: netns cleanup_net [ 123.194642][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.194848][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.195315][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.195536][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ece40 RCX: 1ff4000000018eed [ 123.195781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecefc [ 123.196012][ T12] RBP: ff1100000a39c000 R08: 1fe2200001d3d9e1 R09: ff11000001aed1d0 [ 123.196237][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.196478][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.196745][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.197008][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.197206][ T12] CR2: 00007fd66bee17d0 CR3: 000000000e834005 CR4: 0000000000771ef0 [ 123.197449][ T12] PKRU: 55555554 [ 123.197590][ T12] Call Trace: [ 123.197740][ T12] [ 123.197853][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.198058][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.198260][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.198448][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.198632][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.198802][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.198972][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.199165][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.199362][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.199529][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.199719][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.199892][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.200060][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.200230][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.200416][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.200592][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.200779][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.200952][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.201126][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.201302][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.201494][ T12] kthread (kernel/kthread.c:436) [ 123.201652][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.201851][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.202022][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.202196][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.202407][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.202580][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.202765][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.205308][ T12] ------------[ cut here ]------------ | [ 123.205492][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 123.205787][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.206326][ T12] Tainted: [W]=WARN [ 123.207381][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.208015][ T12] Workqueue: netns cleanup_net [ 123.208382][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.208651][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.209167][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.209424][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ed700 RCX: 1ff4000000018eed [ 123.209719][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed7bc [ 123.209990][ T12] RBP: ff1100000a384000 R08: 1fe2200001d3daf9 R09: ff11000001aed1d0 [ 123.210242][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.210479][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.210727][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.210985][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.211186][ T12] CR2: 00007fd66bee17d0 CR3: 000000000e834005 CR4: 0000000000771ef0 [ 123.211428][ T12] PKRU: 55555554 [ 123.211565][ T12] Call Trace: [ 123.211716][ T12] [ 123.211828][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.212031][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.212226][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.212412][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.212588][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.212771][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.212943][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.213114][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.213290][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.213472][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.213659][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.213835][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.214004][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.214175][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.214360][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.214533][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.214722][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.214891][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.215065][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.215242][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.215426][ T12] kthread (kernel/kthread.c:436) [ 123.215567][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.215777][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.215946][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.216119][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.216317][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.216507][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.216696][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.219196][ T12] ------------[ cut here ]------------ | [ 123.219384][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 123.219679][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.220197][ T12] Tainted: [W]=WARN [ 123.220335][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.220631][ T12] Workqueue: netns cleanup_net [ 123.220854][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.221107][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.221651][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.221896][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec740 RCX: 1ff4000000018eed [ 123.222168][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec7fc [ 123.222454][ T12] RBP: ff11000008ddc000 R08: 1fe2200001d3d901 R09: ff11000001aed1d0 [ 123.222788][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.223111][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.223461][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.223828][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.224116][ T12] CR2: 00007fd66bee17d0 CR3: 000000000e834005 CR4: 0000000000771ef0 [ 123.224454][ T12] PKRU: 55555554 [ 123.224696][ T12] Call Trace: [ 123.224927][ T12] [ 123.225120][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.225336][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.225545][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.225731][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.225900][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.226069][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.226240][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.226428][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.226635][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.226806][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.226978][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.227149][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.227317][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.227504][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.227702][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.227876][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.228051][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.228220][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.228405][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.228584][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.228766][ T12] kthread (kernel/kthread.c:436) [ 123.228908][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.229105][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.229275][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.229462][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.229677][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.229846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.230019][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.232860][ T12] ------------[ cut here ]------------ | [ 123.233021][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 123.233304][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.234259][ T12] Tainted: [W]=WARN [ 123.234458][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.234720][ T12] Workqueue: netns cleanup_net [ 123.234944][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.235197][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.235753][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 123.235997][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1a80 RCX: 1ff4000000018eed [ 123.236269][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1b3c [ 123.236551][ T12] RBP: ff110000136b1000 R08: 1fe2200001ffc369 R09: ff11000001aed1d0 [ 123.236836][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.237108][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.237400][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.237718][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.237962][ T12] CR2: 00007fd66bee17d0 CR3: 000000000e834005 CR4: 0000000000771ef0 [ 123.238234][ T12] PKRU: 55555554 [ 123.238430][ T12] Call Trace: [ 123.238634][ T12] [ 123.238801][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.239048][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.239290][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 123.239519][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 123.239751][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 123.239964][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 123.240179][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.240415][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 123.240651][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.240870][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.241119][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.241396][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.241688][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.241953][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.242215][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.242507][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.242795][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.243056][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.243317][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.243524][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.243708][ T12] kthread (kernel/kthread.c:436) [ 123.243865][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.244067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.244237][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.244424][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.244634][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.244804][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.244976][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.260176][ T12] ------------[ cut here ]------------ | [ 123.260316][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 123.260564][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.261033][ T12] Tainted: [W]=WARN [ 123.261128][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.261287][ T12] Workqueue: netns cleanup_net [ 123.261425][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.261593][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.262042][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 123.262435][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229000 RCX: 1ff4000000018ed5 [ 123.262625][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092290bc [ 123.262804][ T12] RBP: ff11000008499000 R08: 1fe2200001245219 R09: ff11000001aed1d0 [ 123.262983][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 123.263162][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.263352][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.263563][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.263721][ T12] CR2: 000055825cf5f438 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 123.263904][ T12] PKRU: 55555554 [ 123.263995][ T12] Call Trace: [ 123.264086][ T12] [ 123.264159][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 123.264328][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 123.264487][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 123.264622][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 123.264745][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.264865][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 123.264985][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 123.265111][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 123.265239][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 123.265374][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.265499][ T12] cleanup_net (net/core/net_namespace.c:702) [ 123.265628][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 123.265748][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 123.265884][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.266005][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.266128][ T12] process_one_work (kernel/workqueue.c:3314) [ 123.266262][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.266411][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.266536][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.266674][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.266797][ T12] kthread (kernel/kthread.c:436) [ 123.266887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.267038][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.267184][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.267306][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.267555][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.267688][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 123.267808][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.272509][ T2625] ------------[ cut here ]------------ | [ 123.272682][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2625 | [ 123.272943][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.273572][ T2625] Tainted: [W]=WARN [ 123.273684][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.273853][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.274028][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.274520][ T2625] RSP: 0018:ffa00000005c7a80 EFLAGS: 00010286 [ 123.274703][ T2625] RAX: 00000000ffffffa6 RBX: ff11000009228740 RCX: 1ff40000000b8f16 [ 123.274899][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092287fc [ 123.275098][ T2625] RBP: ff11000009441000 R08: 1fe2200001245101 R09: ff1100000abf0b80 [ 123.275319][ T2625] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 123.275528][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009441000 [ 123.275732][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 123.275963][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.276128][ T2625] CR2: 000055f6a15ced5c CR3: 000000000e834003 CR4: 0000000000771ef0 [ 123.276333][ T2625] PKRU: 55555554 [ 123.276438][ T2625] Call Trace: [ 123.276540][ T2625] [ 123.276621][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.276765][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.276898][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.276999][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.277133][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.277299][ T2625] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.277441][ T2625] register_netdev (net/core/dev.c:11552) [ 123.277576][ T2625] loopback_net_init (drivers/net/loopback.c:218) [ 123.277731][ T2625] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 123.277872][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.278046][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.278146][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.278285][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.278427][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.278569][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.278722][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.278873][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.279011][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.279146][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.279278][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.279414][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.279547][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.279690][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.279821][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.279952][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.280085][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.280215][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.280353][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.280517][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.280666][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.281134][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.281334][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.281543][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.281758][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.281955][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.282155][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.286503][ T2625] ------------[ cut here ]------------ | [ 123.286656][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2625 | [ 123.286917][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.287362][ T2625] Tainted: [W]=WARN [ 123.287464][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.287687][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.287859][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.288370][ T2625] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 123.288549][ T2625] RAX: 00000000ffffffa6 RBX: ff11000008f64040 RCX: 1ff40000000b8ee9 [ 123.288760][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f640fc [ 123.289119][ T2625] RBP: ff11000013681000 R08: 1fe22000011ec821 R09: ff1100000abf0b80 [ 123.289314][ T2625] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 123.289516][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013681000 [ 123.289723][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 123.289962][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.290140][ T2625] CR2: 000055f6a15ced5c CR3: 000000000e834003 CR4: 0000000000771ef0 [ 123.290338][ T2625] PKRU: 55555554 [ 123.290446][ T2625] Call Trace: [ 123.290543][ T2625] [ 123.290709][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.290876][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.291011][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.291203][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.291337][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.291526][ T2625] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.291675][ T2625] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.291820][ T2625] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.291951][ T2625] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.292083][ T2625] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.292216][ T2625] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.292356][ T2625] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.292491][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.292605][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.292712][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.292843][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.292976][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.293111][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.293259][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.293399][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.293538][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.293683][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.293817][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.293950][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.294083][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.294217][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.294356][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.294493][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.294633][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.294764][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.294896][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.295061][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.295217][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.295729][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.296094][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.296357][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.296554][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.296758][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.296953][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.300867][ T2625] ------------[ cut here ]------------ | [ 123.301038][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2625 | [ 123.301743][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.302211][ T2625] Tainted: [W]=WARN [ 123.302313][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.302492][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.302680][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.303200][ T2625] RSP: 0018:ffa00000005c78f8 EFLAGS: 00010286 [ 123.303382][ T2625] RAX: 00000000ffffffa6 RBX: ff1100000c414040 RCX: 1ff40000000b8ee5 [ 123.303594][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4140fc [ 123.303808][ T2625] RBP: ff110000128cc000 R08: 1fe2200001882821 R09: ff1100000abf0b80 [ 123.304013][ T2625] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 123.304210][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128cc000 [ 123.304422][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 123.304664][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.304832][ T2625] CR2: 000055f6a15ced5c CR3: 000000000e834003 CR4: 0000000000771ef0 [ 123.305034][ T2625] PKRU: 55555554 [ 123.305134][ T2625] Call Trace: [ 123.305233][ T2625] [ 123.305304][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.305444][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.305579][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.305689][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.305824][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.305992][ T2625] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.306419][ T2625] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.306554][ T2625] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.306695][ T2625] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.306830][ T2625] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.306966][ T2625] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.307100][ T2625] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 123.307236][ T2625] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 123.307379][ T2625] vti_init_net (net/ipv4/ip_vti.c:517) [ 123.307511][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.307623][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.307724][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.307858][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.307991][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.308126][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.308260][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.308399][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.308572][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.308719][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.308850][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.308984][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.309119][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.309255][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.309393][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.309530][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.309671][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.309805][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.309940][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.310108][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.310246][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.310748][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.310953][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.311151][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.311353][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.311559][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.311778][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.317790][ T2625] ------------[ cut here ]------------ | [ 123.317959][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2625 | [ 123.318222][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.318685][ T2625] Tainted: [W]=WARN [ 123.318785][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.318952][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.319124][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.319617][ T2625] RSP: 0018:ffa00000005c7a78 EFLAGS: 00010286 [ 123.319784][ T2625] RAX: 00000000ffffffa6 RBX: ff1100000d7e2200 RCX: 1ff40000000b8f15 [ 123.319979][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e22bc [ 123.320178][ T2625] RBP: ff1100000fd6c000 R08: 1fe2200001afc459 R09: ff1100000abf0b80 [ 123.320437][ T2625] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 123.320649][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd6c000 [ 123.320850][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 123.321082][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.321248][ T2625] CR2: 000055f6a15ced5c CR3: 000000000e834003 CR4: 0000000000771ef0 [ 123.321504][ T2625] PKRU: 55555554 [ 123.321615][ T2625] Call Trace: [ 123.321714][ T2625] [ 123.321782][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.321914][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.322044][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.322145][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.322278][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.322497][ T2625] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.322642][ T2625] register_netdev (net/core/dev.c:11552) [ 123.322775][ T2625] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 123.322909][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.323011][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.323110][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.323241][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.323431][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.323567][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.323713][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.323848][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.323980][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.324111][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.324245][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.324438][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.324572][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.324716][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.324848][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.324979][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.325110][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.325242][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.325430][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.325601][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.325744][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.326228][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.326489][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.326695][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.326890][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.327085][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.327282][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.337951][ T2625] ------------[ cut here ]------------ | [ 123.338098][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2625 | [ 123.338369][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.338833][ T2625] Tainted: [W]=WARN [ 123.338935][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.339102][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.339274][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.339772][ T2625] RSP: 0018:ffa00000005c7a68 EFLAGS: 00010286 [ 123.339940][ T2625] RAX: 00000000ffffffa6 RBX: ff1100000eecde00 RCX: 1ff40000000b8f13 [ 123.340141][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdebc [ 123.340339][ T2625] RBP: ff11000005971000 R08: 1fe2200001dd9bd9 R09: ff1100000abf0b80 [ 123.340545][ T2625] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.340754][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005971000 [ 123.340957][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.341189][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.341367][ T2625] CR2: 00007f4e2aaa0f98 CR3: 000000000e834001 CR4: 0000000000771ef0 [ 123.341584][ T2625] PKRU: 55555554 [ 123.341693][ T2625] Call Trace: [ 123.341792][ T2625] [ 123.341862][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.341995][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.342129][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.342231][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.342372][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.342546][ T2625] register_netdev (net/core/dev.c:11552) [ 123.342687][ T2625] sit_init_net (net/ipv6/sit.c:1860) [ 123.342823][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.342924][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.343025][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.343159][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.343292][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.343432][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.343566][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.343713][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.343847][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.343982][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.344114][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.344247][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.344389][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.344524][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.344703][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.344837][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.344969][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.345103][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.345235][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.345404][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.345543][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.346025][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.346224][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.346425][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.346633][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.346854][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.347066][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.351949][ T2625] ------------[ cut here ]------------ | [ 123.352090][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2625 | [ 123.352354][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.352798][ T2625] Tainted: [W]=WARN [ 123.352897][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.353062][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.353230][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.353715][ T2625] RSP: 0018:ffa00000005c7a78 EFLAGS: 00010286 [ 123.353882][ T2625] RAX: 00000000ffffffa6 RBX: ff1100000c216200 RCX: 1ff40000000b8f15 [ 123.354078][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2162bc [ 123.354283][ T2625] RBP: ff11000010024000 R08: 1fe2200001842c59 R09: ff1100000abf0b80 [ 123.354485][ T2625] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.354692][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010024000 [ 123.354895][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.355128][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.355294][ T2625] CR2: 00007f4e2aaa0f98 CR3: 000000000e834001 CR4: 0000000000771ef0 [ 123.355496][ T2625] PKRU: 55555554 [ 123.355598][ T2625] Call Trace: [ 123.355707][ T2625] [ 123.355775][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.355907][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.356039][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.356140][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.356275][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.356446][ T2625] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.356588][ T2625] register_netdev (net/core/dev.c:11552) [ 123.356728][ T2625] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 123.356861][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.356963][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.357064][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.357196][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.357327][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.357469][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.357614][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.357749][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.357881][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.358013][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.358159][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.358291][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.358429][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.358565][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.358708][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.358840][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.358972][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.359103][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.359235][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.359402][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.359539][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.360016][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.360213][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.360420][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.360627][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.360824][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.361020][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.365872][ T2625] ------------[ cut here ]------------ | [ 123.366028][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2625 | [ 123.366285][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.366732][ T2625] Tainted: [W]=WARN [ 123.366836][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.367017][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.367191][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.367666][ T2625] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 123.367875][ T2625] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff40000000b8ee9 [ 123.368071][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 123.368278][ T2625] RBP: ff11000010639000 R08: 1fe220000051fd01 R09: ff1100000abf0b80 [ 123.368478][ T2625] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.368959][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010639000 [ 123.369161][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.369396][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.369559][ T2625] CR2: 00007f4e2aaa0f98 CR3: 000000000e834001 CR4: 0000000000771ef0 [ 123.369767][ T2625] PKRU: 55555554 [ 123.369866][ T2625] Call Trace: [ 123.369963][ T2625] [ 123.370031][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.370162][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.370295][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.370400][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.370535][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.370737][ T2625] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.370872][ T2625] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.371004][ T2625] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.371139][ T2625] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.371274][ T2625] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.371412][ T2625] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.371560][ T2625] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.372029][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.372136][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.372237][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.372376][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.372508][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.372653][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.372785][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.372919][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.373056][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.373188][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.373321][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.373458][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.373595][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.373735][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.373866][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.373998][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.374129][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.374260][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.374396][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.374559][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.374710][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.375196][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.375398][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.375600][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.375801][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.376014][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.376211][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.381743][ T2625] ------------[ cut here ]------------ | [ 123.381889][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2625 | [ 123.382165][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.383136][ T2625] Tainted: [W]=WARN [ 123.383237][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.383461][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.383703][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.384171][ T2625] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 123.384336][ T2625] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff40000000b8ee9 [ 123.384593][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 123.384798][ T2625] RBP: ff11000009a71000 R08: 1fe22000018cfd39 R09: ff1100000abf0b80 [ 123.385010][ T2625] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.385230][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a71000 [ 123.385486][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.385750][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.385915][ T2625] CR2: 00007f4e2aaa0f98 CR3: 000000000e834001 CR4: 0000000000771ef0 [ 123.386115][ T2625] PKRU: 55555554 [ 123.386213][ T2625] Call Trace: [ 123.386311][ T2625] [ 123.386436][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.386569][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.386714][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.386822][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.386960][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.387124][ T2625] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.387259][ T2625] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.387451][ T2625] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.387589][ T2625] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.387729][ T2625] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.387863][ T2625] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.388014][ T2625] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.388146][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.388247][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.388403][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.388556][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.388698][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.388833][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.388968][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.389104][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.389237][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.389430][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.389562][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.389706][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.389839][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.389974][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.390104][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.390234][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.390423][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.390570][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.390714][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.390895][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.391032][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.391588][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.391793][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.391993][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.392191][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.392448][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.392656][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.404708][ T2625] ------------[ cut here ]------------ | [ 123.404934][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2625 | [ 123.405250][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.405838][ T2625] Tainted: [W]=WARN [ 123.405993][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.406211][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.406451][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.406997][ T2625] RSP: 0018:ffa00000005c7918 EFLAGS: 00010286 [ 123.407218][ T2625] RAX: 00000000ffffffa6 RBX: ff1100000ca6a3c0 RCX: 1ff40000000b8ee9 [ 123.407517][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a47c [ 123.407789][ T2625] RBP: ff1100000a809000 R08: 1fe220000194d491 R09: ff1100000abf0b80 [ 123.408065][ T2625] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.408319][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a809000 [ 123.408591][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.408896][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.409114][ T2625] CR2: 00007fd66bee17d0 CR3: 000000000e834005 CR4: 0000000000771ef0 [ 123.409414][ T2625] PKRU: 55555554 [ 123.409563][ T2625] Call Trace: [ 123.409728][ T2625] [ 123.409849][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.410036][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.410225][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.410395][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.410585][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.410816][ T2625] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.411004][ T2625] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.411188][ T2625] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.411386][ T2625] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.411576][ T2625] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.411780][ T2625] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.411967][ T2625] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.412154][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.412309][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.412483][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.412704][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.412896][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.413087][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.413282][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.413485][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.413702][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.413887][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.414072][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.414258][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.414460][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.414662][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.414847][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.415032][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.415215][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.415413][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.415602][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.415830][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.416023][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.416562][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.416825][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.417089][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.417339][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.417602][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.417862][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.423479][ T2625] ------------[ cut here ]------------ | [ 123.423674][ T2625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2625 | [ 123.423994][ T2625] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.424668][ T2625] Tainted: [W]=WARN [ 123.424884][ T2625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.425159][ T2625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.425461][ T2625] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.426081][ T2625] RSP: 0018:ffa00000005c7a70 EFLAGS: 00010286 [ 123.426383][ T2625] RAX: 00000000ffffffa6 RBX: ff11000012991540 RCX: 1ff40000000b8f14 [ 123.426710][ T2625] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129915fc [ 123.427024][ T2625] RBP: ff1100000e981000 R08: 1fe22000025322c1 R09: ff1100000abf0b80 [ 123.427368][ T2625] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.427689][ T2625] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e981000 [ 123.428002][ T2625] FS: 00007fd66bcd7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.428420][ T2625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.428713][ T2625] CR2: 00007fd66bee17d0 CR3: 000000000e834005 CR4: 0000000000771ef0 [ 123.429022][ T2625] PKRU: 55555554 [ 123.429230][ T2625] Call Trace: [ 123.429452][ T2625] [ 123.429648][ T2625] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.429895][ T2625] ? notifier_call_chain (kernel/notifier.c:85) [ 123.430138][ T2625] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.430414][ T2625] register_netdevice (net/core/dev.c:11488) [ 123.430664][ T2625] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.430910][ T2625] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.431097][ T2625] register_netdev (net/core/dev.c:11552) [ 123.431285][ T2625] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 123.431494][ T2625] ops_init (net/core/net_namespace.c:137) [ 123.431670][ T2625] setup_net (net/core/net_namespace.c:446) [ 123.431824][ T2625] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.432009][ T2625] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.432196][ T2625] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.432400][ T2625] copy_net_ns (net/core/net_namespace.c:579) [ 123.432593][ T2625] create_new_namespaces (kernel/nsproxy.c:132) [ 123.432803][ T2625] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.432991][ T2625] ksys_unshare (kernel/fork.c:3243) [ 123.433177][ T2625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.433376][ T2625] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.433562][ T2625] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.433768][ T2625] ? __ia32_sys_open (fs/open.c:1374) [ 123.433958][ T2625] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.434147][ T2625] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.434333][ T2625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.434545][ T2625] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.434746][ T2625] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.434934][ T2625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.435150][ T2625] RIP: 0033:0x7fd66bf99bcb [ 123.435341][ T2625] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.435907][ T2625] RSP: 002b:00007ffcac172918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.436163][ T2625] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd66bf99bcb [ 123.436428][ T2625] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.436701][ T2625] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.436949][ T2625] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcac174b40 [ 123.437200][ T2625] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcac176877 | [ 123.482362][ T2626] ------------[ cut here ]------------ | [ 123.482530][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2626 | [ 123.482815][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.483259][ T2626] Tainted: [W]=WARN [ 123.483365][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.483533][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.483719][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.484191][ T2626] RSP: 0018:ffa0000000a9fa80 EFLAGS: 00010286 [ 123.484361][ T2626] RAX: 00000000ffffffa6 RBX: ff1100000eed8e40 RCX: 1ff4000000153f16 [ 123.484558][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8efc [ 123.484763][ T2626] RBP: ff11000008e54000 R08: 1fe2200001ddb1e1 R09: ff1100000fcb8b80 [ 123.484963][ T2626] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.485160][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e54000 [ 123.485363][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.485597][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.485768][ T2626] CR2: 00007f459b140690 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.485968][ T2626] PKRU: 55555554 [ 123.486068][ T2626] Call Trace: [ 123.486166][ T2626] [ 123.486236][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.486377][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.486512][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.486658][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.486794][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.486964][ T2626] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.487102][ T2626] register_netdev (net/core/dev.c:11552) [ 123.487237][ T2626] loopback_net_init (drivers/net/loopback.c:218) [ 123.487376][ T2626] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 123.487510][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.487624][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.487749][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.487891][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.488024][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.488158][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.488291][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.488431][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.488564][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.488711][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.488845][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.488979][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.489115][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.489249][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.489384][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.489517][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.489656][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.489791][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.489926][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.490096][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.490235][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.490730][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.490949][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.491185][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.491387][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.491596][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.491801][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.496164][ T2626] ------------[ cut here ]------------ | [ 123.496315][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2626 | [ 123.496597][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.497044][ T2626] Tainted: [W]=WARN [ 123.497144][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.497310][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.497488][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.497980][ T2626] RSP: 0018:ffa0000000a9f918 EFLAGS: 00010286 [ 123.498144][ T2626] RAX: 00000000ffffffa6 RBX: ff1100000eecd000 RCX: 1ff4000000153ee9 [ 123.498340][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd0bc [ 123.498544][ T2626] RBP: ff1100000f911000 R08: 1fe2200001dd9a19 R09: ff1100000fcb8b80 [ 123.498751][ T2626] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.498950][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f911000 [ 123.499149][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.499387][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.499553][ T2626] CR2: 00007f459b140690 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.499762][ T2626] PKRU: 55555554 [ 123.499863][ T2626] Call Trace: [ 123.499961][ T2626] [ 123.500030][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.500162][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.500294][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.500398][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.500533][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.500711][ T2626] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.500846][ T2626] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.500978][ T2626] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.501112][ T2626] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.501248][ T2626] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.501386][ T2626] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.501523][ T2626] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.501668][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.501771][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.501874][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.502009][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.502142][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.502278][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.502434][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.502596][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.502758][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.502892][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.503024][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.503159][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.503294][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.503432][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.503566][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.503715][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.503851][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.503985][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.504120][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.504286][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.504429][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.504912][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.505152][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.505356][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.505555][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.505760][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.505983][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.509894][ T2626] ------------[ cut here ]------------ | [ 123.510049][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2626 | [ 123.510310][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.511294][ T2626] Tainted: [W]=WARN [ 123.511452][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.511630][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.511802][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.512284][ T2626] RSP: 0018:ffa0000000a9f8f8 EFLAGS: 00010286 [ 123.512535][ T2626] RAX: 00000000ffffffa6 RBX: ff1100000fbbfc40 RCX: 1ff4000000153ee5 [ 123.512800][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfcfc [ 123.513000][ T2626] RBP: ff11000010329000 R08: 1fe2200001f77fa1 R09: ff1100000fcb8b80 [ 123.513213][ T2626] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.513469][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010329000 [ 123.513681][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.513916][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.514082][ T2626] CR2: 00007f459b140690 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.514285][ T2626] PKRU: 55555554 [ 123.514447][ T2626] Call Trace: [ 123.514548][ T2626] [ 123.514641][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.514779][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.514914][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.515016][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.515154][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.515320][ T2626] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.515511][ T2626] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.515687][ T2626] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.515825][ T2626] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.515960][ T2626] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.516094][ T2626] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.516228][ T2626] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 123.516417][ T2626] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 123.516552][ T2626] vti_init_net (net/ipv4/ip_vti.c:517) [ 123.516744][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.516846][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.516947][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.517081][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.517215][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.517410][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.517548][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.517696][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.517830][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.517969][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.518102][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.518252][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.518446][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.518588][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.518725][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.518859][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.518992][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.519126][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.519260][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.519479][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.519630][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.520116][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.520318][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.520576][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.520784][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.520981][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.521201][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.526728][ T2626] ------------[ cut here ]------------ | [ 123.526890][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2626 | [ 123.527153][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.528123][ T2626] Tainted: [W]=WARN [ 123.528225][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.528448][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.528659][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.529137][ T2626] RSP: 0018:ffa0000000a9fa78 EFLAGS: 00010286 [ 123.529305][ T2626] RAX: 00000000ffffffa6 RBX: ff1100000e9ec3c0 RCX: 1ff4000000153f15 [ 123.529561][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec47c [ 123.529825][ T2626] RBP: ff1100000fb49000 R08: 1fe2200001d3d891 R09: ff1100000fcb8b80 [ 123.530028][ T2626] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.530230][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb49000 [ 123.530496][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.530753][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.530933][ T2626] CR2: 00007f459b140690 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.531143][ T2626] PKRU: 55555554 [ 123.531242][ T2626] Call Trace: [ 123.531340][ T2626] [ 123.531479][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.531629][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.531761][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.531863][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.532002][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.532172][ T2626] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.532309][ T2626] register_netdev (net/core/dev.c:11552) [ 123.532504][ T2626] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 123.532686][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.532789][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.532891][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.533022][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.533154][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.533289][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.533485][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.533635][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.533785][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.533927][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.534060][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.534195][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.534335][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.534529][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.534678][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.534812][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.534950][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.535093][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.535226][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.535445][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.535602][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.536085][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.536291][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.536545][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.536772][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.536970][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.537193][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.548246][ T2626] ------------[ cut here ]------------ | [ 123.548412][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2626 | [ 123.548686][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.549171][ T2626] Tainted: [W]=WARN [ 123.549279][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.549455][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.549649][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.550136][ T2626] RSP: 0018:ffa0000000a9fa68 EFLAGS: 00010286 [ 123.550310][ T2626] RAX: 00000000ffffffa6 RBX: ff11000009c303c0 RCX: 1ff4000000153f13 [ 123.550517][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009c3047c [ 123.550729][ T2626] RBP: ff1100000a0c4000 R08: 1fe2200001386091 R09: ff1100000fcb8b80 [ 123.550929][ T2626] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.551128][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c4000 [ 123.551339][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.551600][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.551776][ T2626] CR2: 00007f459b140690 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.551995][ T2626] PKRU: 55555554 [ 123.552095][ T2626] Call Trace: [ 123.552194][ T2626] [ 123.552264][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.552405][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.552540][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.552715][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.552853][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.553023][ T2626] register_netdev (net/core/dev.c:11552) [ 123.553157][ T2626] sit_init_net (net/ipv6/sit.c:1860) [ 123.553294][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.553401][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.553503][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.553650][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.553785][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.553922][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.554057][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.554193][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.554327][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.554525][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.554700][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.554834][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.554969][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.555106][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.555241][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.555380][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.555515][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.555686][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.555821][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.555989][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.556150][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.556655][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.556858][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.557060][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.557267][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.557472][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.557684][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.562521][ T2626] ------------[ cut here ]------------ | [ 123.562688][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2626 | [ 123.563005][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.563463][ T2626] Tainted: [W]=WARN [ 123.563568][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.563748][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.563922][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.564965][ T2626] RSP: 0018:ffa0000000a9fa78 EFLAGS: 00010286 [ 123.565137][ T2626] RAX: 00000000ffffffa6 RBX: ff1100001265a900 RCX: 1ff4000000153f15 [ 123.565414][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001265a9bc [ 123.565625][ T2626] RBP: ff1100000a804000 R08: 1fe22000024cb539 R09: ff1100000fcb8b80 [ 123.565823][ T2626] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.566027][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a804000 [ 123.566227][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.566518][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.566698][ T2626] CR2: 00007f459b140690 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.566902][ T2626] PKRU: 55555554 [ 123.567002][ T2626] Call Trace: [ 123.567191][ T2626] [ 123.567262][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.567456][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.567601][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.567714][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.567851][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.568019][ T2626] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.568157][ T2626] register_netdev (net/core/dev.c:11552) [ 123.568294][ T2626] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 123.568486][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.568615][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.568721][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.568854][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.568989][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.569126][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.569263][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.569456][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.569594][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.569734][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.569868][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.570003][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.570139][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.570276][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.570468][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.570632][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.570770][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.570904][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.571041][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.571219][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.571421][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.572063][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.572265][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.572506][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.572734][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.572937][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.573137][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.577548][ T2626] ------------[ cut here ]------------ | [ 123.577717][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2626 | [ 123.577981][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.578426][ T2626] Tainted: [W]=WARN [ 123.578529][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.578737][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.578916][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.579393][ T2626] RSP: 0018:ffa0000000a9f918 EFLAGS: 00010286 [ 123.579562][ T2626] RAX: 00000000ffffffa6 RBX: ff11000009c318c0 RCX: 1ff4000000153ee9 [ 123.579771][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009c3197c [ 123.579984][ T2626] RBP: ff11000013704000 R08: 1fe2200001386331 R09: ff1100000fcb8b80 [ 123.580186][ T2626] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.580394][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013704000 [ 123.580597][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.580836][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.581006][ T2626] CR2: 00007f459b140690 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.581205][ T2626] PKRU: 55555554 [ 123.581304][ T2626] Call Trace: [ 123.581408][ T2626] [ 123.581478][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.581620][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.581754][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.581857][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.581994][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.582162][ T2626] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.582299][ T2626] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.582439][ T2626] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.582573][ T2626] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.582723][ T2626] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.582856][ T2626] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.582992][ T2626] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.583128][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.583234][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.583337][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.583474][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.583619][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.583776][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.583911][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.584062][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.584196][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.584327][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.584517][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.584663][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.584796][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.584929][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.585060][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.585194][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.585326][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.585514][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.585656][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.585819][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.585957][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.586489][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.586753][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.586951][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.587173][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.587434][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.587639][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.592619][ T2626] ------------[ cut here ]------------ | [ 123.592771][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2626 | [ 123.593035][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.593487][ T2626] Tainted: [W]=WARN [ 123.593591][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.593762][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.593932][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.594436][ T2626] RSP: 0018:ffa0000000a9f918 EFLAGS: 00010286 [ 123.594613][ T2626] RAX: 00000000ffffffa6 RBX: ff1100000f9e2900 RCX: 1ff4000000153ee9 [ 123.594808][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f9e29bc [ 123.595006][ T2626] RBP: ff1100000eb19000 R08: 1fe2200001f3c539 R09: ff1100000fcb8b80 [ 123.595203][ T2626] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 123.595420][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb19000 [ 123.595631][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.595859][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.596023][ T2626] CR2: 000055825cf5f438 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.596220][ T2626] PKRU: 55555554 [ 123.596318][ T2626] Call Trace: [ 123.596422][ T2626] [ 123.596490][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.596664][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.596795][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.596896][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.597032][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.597196][ T2626] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.597338][ T2626] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.597475][ T2626] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.597617][ T2626] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.597751][ T2626] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.597882][ T2626] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.598016][ T2626] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.598148][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.598249][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.598358][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.598489][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.598630][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.598767][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.598900][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.599036][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.599167][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.599300][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.599442][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.599573][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.599721][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.599854][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.599987][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.600117][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.600248][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.600384][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.600516][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.600688][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.600824][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.601302][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.601502][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.601710][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.601907][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.602101][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.602297][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.606682][ T2626] ------------[ cut here ]------------ | [ 123.606838][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2626 | [ 123.607110][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.607570][ T2626] Tainted: [W]=WARN [ 123.607679][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.607844][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.608014][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.608488][ T2626] RSP: 0018:ffa0000000a9f918 EFLAGS: 00010286 [ 123.608661][ T2626] RAX: 00000000ffffffa6 RBX: ff11000010783380 RCX: 1ff4000000153ee9 [ 123.608864][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001078343c [ 123.609058][ T2626] RBP: ff11000012b14000 R08: 1fe22000020f0689 R09: ff1100000fcb8b80 [ 123.609257][ T2626] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 123.609468][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b14000 [ 123.609680][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.609908][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.610073][ T2626] CR2: 000055825cf5f438 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.610269][ T2626] PKRU: 55555554 [ 123.610372][ T2626] Call Trace: [ 123.610470][ T2626] [ 123.610537][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.610680][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.610815][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.610917][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.611050][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.611212][ T2626] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.611351][ T2626] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 123.611482][ T2626] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 123.611630][ T2626] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 123.611762][ T2626] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 123.611895][ T2626] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 123.612028][ T2626] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 123.612164][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.612263][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.612366][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.612502][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.612663][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.612798][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.612930][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.613069][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.613201][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.613332][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.613469][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.613611][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.613746][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.613878][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.614009][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.614140][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.614270][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.614406][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.614565][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.614740][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.614890][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.615361][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.615562][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.615770][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.615975][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.616169][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.616369][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.620809][ T2626] ------------[ cut here ]------------ | [ 123.620959][ T2626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2626 | [ 123.621220][ T2626] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.622197][ T2626] Tainted: [W]=WARN [ 123.622298][ T2626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.622526][ T2626] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.622711][ T2626] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.623190][ T2626] RSP: 0018:ffa0000000a9fa70 EFLAGS: 00010286 [ 123.623415][ T2626] RAX: 00000000ffffffa6 RBX: ff1100000a1303c0 RCX: 1ff4000000153f14 [ 123.623625][ T2626] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a13047c [ 123.623827][ T2626] RBP: ff110000094f9000 R08: 1fe2200001426091 R09: ff1100000fcb8b80 [ 123.624087][ T2626] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 123.624288][ T2626] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000094f9000 [ 123.624548][ T2626] FS: 00007f459af34840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 123.624792][ T2626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.624964][ T2626] CR2: 000055825cf5f438 CR3: 000000001366f002 CR4: 0000000000771ef0 [ 123.625169][ T2626] PKRU: 55555554 [ 123.625270][ T2626] Call Trace: [ 123.625427][ T2626] [ 123.625496][ T2626] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.625640][ T2626] ? notifier_call_chain (kernel/notifier.c:85) [ 123.625777][ T2626] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.625880][ T2626] register_netdevice (net/core/dev.c:11488) [ 123.626017][ T2626] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 123.626193][ T2626] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.626425][ T2626] register_netdev (net/core/dev.c:11552) [ 123.626594][ T2626] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 123.626738][ T2626] ops_init (net/core/net_namespace.c:137) [ 123.626844][ T2626] setup_net (net/core/net_namespace.c:446) [ 123.626947][ T2626] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 123.627080][ T2626] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 123.627214][ T2626] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 123.627407][ T2626] copy_net_ns (net/core/net_namespace.c:579) [ 123.627544][ T2626] create_new_namespaces (kernel/nsproxy.c:132) [ 123.627702][ T2626] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 123.627840][ T2626] ksys_unshare (kernel/fork.c:3243) [ 123.627975][ T2626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.628134][ T2626] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 123.628273][ T2626] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 123.628468][ T2626] ? __ia32_sys_open (fs/open.c:1374) [ 123.628617][ T2626] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 123.628751][ T2626] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 123.628886][ T2626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.629025][ T2626] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.629160][ T2626] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.629293][ T2626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.629516][ T2626] RIP: 0033:0x7f459b1f6bcb [ 123.629666][ T2626] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 123.630146][ T2626] RSP: 002b:00007ffe35f9ab28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 123.630406][ T2626] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f459b1f6bcb [ 123.630615][ T2626] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 123.630816][ T2626] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 123.631019][ T2626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe35f9cd50 [ 123.631218][ T2626] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe35f9d877 | [ 123.659281][ T2627] ------------[ cut here ]------------ | [ 123.659492][ T2627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2627 | [ 123.659834][ T2627] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.661087][ T2627] Tainted: [W]=WARN [ 123.661404][ T2627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.661707][ T2627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.662026][ T2627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.662943][ T2627] RSP: 0018:ffa0000000abee30 EFLAGS: 00010286 [ 123.663166][ T2627] RAX: 00000000ffffffa6 RBX: ff1100000a131000 RCX: 1ff4000000157d8c [ 123.663436][ T2627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1310bc [ 123.663710][ T2627] RBP: ff11000004dbc000 R08: 1fe2200001426219 R09: ff11000009895180 [ 123.663960][ T2627] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.664210][ T2627] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c92a388 [ 123.664479][ T2627] FS: 00007f8a2a78a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.664787][ T2627] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.665009][ T2627] CR2: 000000000042ebe0 CR3: 000000000eb36003 CR4: 0000000000771ef0 [ 123.665265][ T2627] PKRU: 55555554 [ 123.665430][ T2627] Call Trace: [ 123.665584][ T2627] [ 123.665720][ T2627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.665910][ T2627] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.666115][ T2627] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.666275][ T2627] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 123.666478][ T2627] __dev_notify_flags (net/core/dev.c:9787) [ 123.666684][ T2627] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 123.666870][ T2627] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 123.667057][ T2627] ? netif_change_name (net/core/dev.c:1495) [ 123.667245][ T2627] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 123.667446][ T2627] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 123.667649][ T2627] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 123.667839][ T2627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.668026][ T2627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.668214][ T2627] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 123.668415][ T2627] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 123.668615][ T2627] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 123.668804][ T2627] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 123.668992][ T2627] veth_newlink (drivers/net/veth.c:1871) [ 123.669181][ T2627] ? veth_poll_controller (drivers/net/veth.c:1470) [ 123.669379][ T2627] ? kasan_save_stack (mm/kasan/common.c:57) [ 123.669572][ T2627] ? kasan_save_track (mm/kasan/common.c:78) [ 123.669774][ T2627] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 123.669982][ T2627] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 123.670168][ T2627] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 123.670370][ T2627] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 123.670557][ T2627] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.670768][ T2627] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 123.670960][ T2627] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 123.671150][ T2627] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 123.671344][ T2627] ? __dev_get_by_name (net/core/dev.c:883) [ 123.671545][ T2627] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 123.671759][ T2627] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 123.671952][ T2627] rtnl_newlink (net/core/rtnetlink.c:4150) [ 123.672140][ T2627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.672325][ T2627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.672527][ T2627] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.672728][ T2627] ? mark_usage (kernel/locking/lockdep.c:4674) [ 123.672929][ T2627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.673120][ T2627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.673308][ T2627] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.673507][ T2627] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 123.673709][ T2627] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.673896][ T2627] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.674082][ T2627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.674271][ T2627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.674473][ T2627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.674679][ T2627] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 123.674867][ T2627] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.675054][ T2627] ? netlink_ack (./include/linux/skbuff.h:2718) [ 123.675245][ T2627] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 123.675444][ T2627] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 123.675648][ T2627] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 123.675841][ T2627] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 123.676027][ T2627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.676215][ T2627] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 123.676417][ T2627] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.676616][ T2627] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 123.676807][ T2627] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 123.676996][ T2627] ? copy_msghdr_from_user (net/socket.c:2635) [ 123.677184][ T2627] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 123.677421][ T2627] ? move_addr_to_kernel (net/socket.c:258) [ 123.677622][ T2627] ___sys_sendmsg (net/socket.c:2752) [ 123.677812][ T2627] ? copy_msghdr_from_user (net/socket.c:2603) [ 123.678003][ T2627] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.678226][ T2627] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 123.678429][ T2627] __sys_sendmsg (net/socket.c:2784) [ 123.678632][ T2627] ? __sys_sendmsg_sock (net/socket.c:2765) [ 123.678829][ T2627] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 123.679014][ T2627] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.679206][ T2627] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.679403][ T2627] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.679591][ T2627] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.679796][ T2627] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.680014][ T2627] RIP: 0033:0x7f8a2a9c408e [ 123.680208][ T2627] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 123.680780][ T2627] RSP: 002b:00007fffb14acb70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 123.681036][ T2627] RAX: ffffffffffffffda RBX: 00007fffb14ad320 RCX: 00007f8a2a9c408e [ 123.681290][ T2627] RDX: 0000000000000000 RSI: 00007fffb14acc20 RDI: 0000000000000005 [ 123.681556][ T2627] RBP: 00007fffb14acb80 R08: 0000000000000000 R09: 0000000000000000 [ 123.681823][ T2627] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02d [ 123.682076][ T2627] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb14ad2e0 | [ 123.696288][ T2627] ------------[ cut here ]------------ | [ 123.696445][ T2627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2627 | [ 123.696718][ T2627] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.697195][ T2627] Tainted: [W]=WARN [ 123.697301][ T2627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.697477][ T2627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.697662][ T2627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.698139][ T2627] RSP: 0018:ffa0000000abf1b0 EFLAGS: 00010286 [ 123.698307][ T2627] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff4000000157dfc [ 123.698514][ T2627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 123.698723][ T2627] RBP: ff11000004db9000 R08: 1fe22000017a4fd9 R09: ff11000009895180 [ 123.698921][ T2627] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 123.699120][ T2627] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 123.699326][ T2627] FS: 00007f8a2a78a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.699567][ T2627] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.699747][ T2627] CR2: 00007f459b001574 CR3: 000000000eb36003 CR4: 0000000000771ef0 [ 123.699951][ T2627] PKRU: 55555554 [ 123.700052][ T2627] Call Trace: [ 123.700152][ T2627] [ 123.700221][ T2627] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.700361][ T2627] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.700464][ T2627] __dev_notify_flags (net/core/dev.c:9787) [ 123.700602][ T2627] ? netif_change_name (net/core/dev.c:1495) [ 123.700751][ T2627] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 123.700889][ T2627] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 123.701025][ T2627] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 123.701160][ T2627] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 123.701295][ T2627] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 123.701435][ T2627] ? __dev_get_by_name (net/core/dev.c:883) [ 123.701570][ T2627] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 123.701722][ T2627] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 123.701863][ T2627] rtnl_newlink (net/core/rtnetlink.c:4150) [ 123.701998][ T2627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.702130][ T2627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.702264][ T2627] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.702404][ T2627] ? mark_usage (kernel/locking/lockdep.c:4674) [ 123.702536][ T2627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.702686][ T2627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.702821][ T2627] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.702957][ T2627] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 123.703091][ T2627] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.703226][ T2627] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.703362][ T2627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.703499][ T2627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.703646][ T2627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.703781][ T2627] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 123.703915][ T2627] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.704050][ T2627] ? netlink_ack (./include/linux/skbuff.h:2718) [ 123.704188][ T2627] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 123.704325][ T2627] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 123.705208][ T2627] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 123.705353][ T2627] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 123.705489][ T2627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.705634][ T2627] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 123.705772][ T2627] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.705909][ T2627] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 123.706046][ T2627] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 123.706180][ T2627] ? copy_msghdr_from_user (net/socket.c:2635) [ 123.706316][ T2627] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 123.706490][ T2627] ? move_addr_to_kernel (net/socket.c:258) [ 123.706638][ T2627] ___sys_sendmsg (net/socket.c:2752) [ 123.706775][ T2627] ? copy_msghdr_from_user (net/socket.c:2603) [ 123.706914][ T2627] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.707085][ T2627] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 123.707222][ T2627] __sys_sendmsg (net/socket.c:2784) [ 123.707361][ T2627] ? __sys_sendmsg_sock (net/socket.c:2765) [ 123.707527][ T2627] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 123.707671][ T2627] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.707807][ T2627] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.707940][ T2627] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.708076][ T2627] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.708211][ T2627] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.708383][ T2627] RIP: 0033:0x7f8a2a9c408e [ 123.708525][ T2627] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 123.709015][ T2627] RSP: 002b:00007fffb14acb70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 123.709218][ T2627] RAX: ffffffffffffffda RBX: 00007fffb14ad320 RCX: 00007f8a2a9c408e [ 123.709426][ T2627] RDX: 0000000000000000 RSI: 00007fffb14acc20 RDI: 0000000000000005 [ 123.709632][ T2627] RBP: 00007fffb14acb80 R08: 0000000000000000 R09: 0000000000000000 [ 123.709837][ T2627] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02d [ 123.710041][ T2627] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb14ad2e0 | [ 123.734338][ T2628] ------------[ cut here ]------------ | [ 123.735166][ T2628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2628 | [ 123.735493][ T2628] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.736059][ T2628] Tainted: [W]=WARN [ 123.736209][ T2628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.736437][ T2628] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.736679][ T2628] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.737196][ T2628] RSP: 0018:ffa0000000acf020 EFLAGS: 00010286 [ 123.737425][ T2628] RAX: 00000000ffffffa6 RBX: ff1100000c985000 RCX: 1ff4000000159dca [ 123.737688][ T2628] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9850bc [ 123.737936][ T2628] RBP: ff11000004db9000 R08: 1fe2200001930a19 R09: ff11000009890b58 [ 123.738206][ T2628] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 123.738473][ T2628] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 123.738739][ T2628] FS: 00007f6341608840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.739019][ T2628] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.739235][ T2628] CR2: 000000000fed0988 CR3: 000000000ea8d006 CR4: 0000000000771ef0 [ 123.739499][ T2628] PKRU: 55555554 [ 123.739668][ T2628] Call Trace: [ 123.739818][ T2628] [ 123.739937][ T2628] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.740121][ T2628] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.740274][ T2628] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 123.740468][ T2628] __dev_notify_flags (net/core/dev.c:9787) [ 123.740673][ T2628] ? netif_change_name (net/core/dev.c:1495) [ 123.740855][ T2628] ? __dev_change_flags (net/core/dev.c:9752) [ 123.741040][ T2628] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 123.741222][ T2628] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.741420][ T2628] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 123.741618][ T2628] netif_change_flags (net/core/dev.c:9820) [ 123.741806][ T2628] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 123.741989][ T2628] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 123.742179][ T2628] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 123.742376][ T2628] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 123.742594][ T2628] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 123.742790][ T2628] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.742976][ T2628] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 123.743158][ T2628] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 123.743341][ T2628] ? __kernel_text_address (kernel/extable.c:79) [ 123.743541][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.743750][ T2628] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.743931][ T2628] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 123.744115][ T2628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.744299][ T2628] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.744495][ T2628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.744699][ T2628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.744887][ T2628] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 123.745070][ T2628] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 123.745252][ T2628] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 123.745451][ T2628] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 123.745652][ T2628] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 123.745839][ T2628] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 123.746026][ T2628] rtnl_newlink (net/core/rtnetlink.c:4150) [ 123.746210][ T2628] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.746409][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.746595][ T2628] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.746788][ T2628] ? mark_usage (kernel/locking/lockdep.c:4674) [ 123.746971][ T2628] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.747156][ T2628] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.747338][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.747536][ T2628] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.747736][ T2628] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.747924][ T2628] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.748108][ T2628] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 123.748291][ T2628] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.748486][ T2628] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.748684][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.748872][ T2628] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.749054][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.749243][ T2628] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 123.749435][ T2628] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.749636][ T2628] ? netlink_ack (./include/linux/skbuff.h:2718) [ 123.749824][ T2628] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 123.750006][ T2628] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 123.750191][ T2628] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 123.750390][ T2628] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 123.750573][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.750779][ T2628] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 123.750964][ T2628] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.751148][ T2628] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 123.751334][ T2628] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 123.751530][ T2628] ? copy_msghdr_from_user (net/socket.c:2635) [ 123.751732][ T2628] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 123.751961][ T2628] ? move_addr_to_kernel (net/socket.c:258) [ 123.752153][ T2628] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 123.752339][ T2628] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.752539][ T2628] ___sys_sendmsg (net/socket.c:2752) [ 123.752739][ T2628] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 123.752956][ T2628] ? copy_msghdr_from_user (net/socket.c:2603) [ 123.753157][ T2628] __sys_sendmsg (net/socket.c:2784) [ 123.753341][ T2628] ? __sys_sendmsg_sock (net/socket.c:2765) [ 123.753540][ T2628] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 123.753777][ T2628] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 123.753961][ T2628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.754146][ T2628] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.754328][ T2628] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.754526][ T2628] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.754723][ T2628] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.754940][ T2628] RIP: 0033:0x7f634184208e [ 123.755136][ T2628] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 123.755689][ T2628] RSP: 002b:00007fff6ecdc920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 123.755938][ T2628] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f634184208e [ 123.756188][ T2628] RDX: 0000000000000000 RSI: 00007fff6ecdc9d0 RDI: 0000000000000005 [ 123.756450][ T2628] RBP: 00007fff6ecdc930 R08: 0000000000000000 R09: 0000000000000000 [ 123.756718][ T2628] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02d [ 123.756965][ T2628] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6ecdd0a0 | [ 123.797375][ T2629] ------------[ cut here ]------------ | [ 123.797533][ T2629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2629 | [ 123.797814][ T2629] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.798259][ T2629] Tainted: [W]=WARN [ 123.798367][ T2629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.798533][ T2629] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.798714][ T2629] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.799185][ T2629] RSP: 0018:ffa0000000adf020 EFLAGS: 00010286 [ 123.799358][ T2629] RAX: 00000000ffffffa6 RBX: ff1100000c984200 RCX: 1ff400000015bdca [ 123.799565][ T2629] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9842bc [ 123.799776][ T2629] RBP: ff11000004dbc000 R08: 1fe2200001930859 R09: ff1100000fe8ae58 [ 123.799971][ T2629] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 123.800168][ T2629] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 123.800376][ T2629] FS: 00007f26501ef840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 123.800618][ T2629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.800784][ T2629] CR2: 0000000032d0b988 CR3: 000000000eb36005 CR4: 0000000000771ef0 [ 123.800981][ T2629] PKRU: 55555554 [ 123.801079][ T2629] Call Trace: [ 123.801178][ T2629] [ 123.801245][ T2629] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.801386][ T2629] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.801487][ T2629] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 123.801630][ T2629] __dev_notify_flags (net/core/dev.c:9787) [ 123.801763][ T2629] ? netif_change_name (net/core/dev.c:1495) [ 123.801899][ T2629] ? __dev_change_flags (net/core/dev.c:9752) [ 123.802041][ T2629] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 123.802173][ T2629] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.802309][ T2629] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 123.802451][ T2629] netif_change_flags (net/core/dev.c:9820) [ 123.802590][ T2629] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 123.802728][ T2629] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 123.802862][ T2629] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 123.802995][ T2629] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 123.803160][ T2629] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 123.803325][ T2629] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.803530][ T2629] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 123.803672][ T2629] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 123.803807][ T2629] ? __kernel_text_address (kernel/extable.c:79) [ 123.803939][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.804075][ T2629] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.804208][ T2629] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 123.804342][ T2629] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.804574][ T2629] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 123.804716][ T2629] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.804854][ T2629] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.804993][ T2629] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 123.805126][ T2629] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 123.805259][ T2629] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 123.805403][ T2629] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 123.805538][ T2629] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 123.805690][ T2629] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 123.805827][ T2629] rtnl_newlink (net/core/rtnetlink.c:4150) [ 123.805961][ T2629] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.806095][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.806225][ T2629] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.806360][ T2629] ? mark_usage (kernel/locking/lockdep.c:4674) [ 123.806494][ T2629] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.806637][ T2629] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.806816][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.806949][ T2629] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.807082][ T2629] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.807230][ T2629] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 123.807366][ T2629] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 123.807499][ T2629] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.807647][ T2629] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.807779][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.807913][ T2629] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.808052][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.808186][ T2629] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 123.808320][ T2629] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.808457][ T2629] ? netlink_ack (./include/linux/skbuff.h:2718) [ 123.808599][ T2629] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 123.808737][ T2629] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 123.808872][ T2629] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 123.809006][ T2629] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 123.809138][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.809272][ T2629] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 123.809411][ T2629] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.809546][ T2629] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 123.809690][ T2629] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 123.809824][ T2629] ? copy_msghdr_from_user (net/socket.c:2635) [ 123.809967][ T2629] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 123.810131][ T2629] ? move_addr_to_kernel (net/socket.c:258) [ 123.810266][ T2629] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 123.810404][ T2629] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.810539][ T2629] ___sys_sendmsg (net/socket.c:2752) [ 123.810681][ T2629] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 123.810847][ T2629] ? copy_msghdr_from_user (net/socket.c:2603) [ 123.810993][ T2629] __sys_sendmsg (net/socket.c:2784) [ 123.811125][ T2629] ? __sys_sendmsg_sock (net/socket.c:2765) [ 123.811255][ T2629] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 123.811428][ T2629] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 123.811562][ T2629] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.811709][ T2629] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.811842][ T2629] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.811975][ T2629] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.812108][ T2629] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.812273][ T2629] RIP: 0033:0x7f265042908e [ 123.812418][ T2629] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 123.812905][ T2629] RSP: 002b:00007ffc532d7e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 123.813105][ T2629] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f265042908e [ 123.813310][ T2629] RDX: 0000000000000000 RSI: 00007ffc532d7f20 RDI: 0000000000000005 [ 123.813515][ T2629] RBP: 00007ffc532d7e80 R08: 0000000000000000 R09: 0000000000000000 [ 123.813725][ T2629] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 123.813924][ T2629] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc532d85f0 | [ 123.815953][ T211] ------------[ cut here ]------------ | [ 123.816088][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/211 | [ 123.816328][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.816793][ T211] Tainted: [W]=WARN [ 123.816885][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.817045][ T211] Workqueue: events_unbound linkwatch_event [ 123.817204][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.817367][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.817819][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 123.817978][ T211] RAX: 00000000ffffffa6 RBX: ff1100000d7e3e00 RCX: 1ff400000011cf02 [ 123.818159][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3ebc [ 123.818343][ T211] RBP: ff11000004db9000 R08: 1fe2200001afc7d9 R09: ff1100001018aea8 [ 123.818533][ T211] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 123.818721][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 123.818908][ T211] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 123.819124][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.819276][ T211] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 123.819471][ T211] PKRU: 55555554 [ 123.819561][ T211] Call Trace: [ 123.819661][ T211] [ 123.819725][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.819847][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 123.819970][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.820063][ T211] netif_state_change (net/core/dev.c:1605) [ 123.820185][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.820339][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 123.820465][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 123.820591][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 123.820719][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 123.820838][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 123.820962][ T211] process_one_work (kernel/workqueue.c:3314) [ 123.821087][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 123.821209][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.821336][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 123.821464][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.821589][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 123.821720][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 123.821841][ T211] kthread (kernel/kthread.c:436) [ 123.821932][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.822088][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 123.822210][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.822332][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 123.822491][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.822629][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 123.822752][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.882843][ T2631] ------------[ cut here ]------------ | [ 123.882998][ T2631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2631 | [ 123.883259][ T2631] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.883715][ T2631] Tainted: [W]=WARN [ 123.883813][ T2631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.883976][ T2631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.884144][ T2631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.884619][ T2631] RSP: 0018:ffa0000000aff150 EFLAGS: 00010286 [ 123.884784][ T2631] RAX: 00000000ffffffa6 RBX: ff110000057ba3c0 RCX: 1ff400000015fdf0 [ 123.884976][ T2631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba47c [ 123.885167][ T2631] RBP: ff11000004dbc000 R08: 1fe2200000af7491 R09: ff110000137d5158 [ 123.885859][ T2631] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 123.886055][ T2631] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bef8e40 [ 123.886249][ T2631] FS: 00007f75372e1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 123.886487][ T2631] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.886661][ T2631] CR2: 00000000004ebb28 CR3: 00000000137e0005 CR4: 0000000000771ef0 [ 123.886855][ T2631] PKRU: 55555554 [ 123.886951][ T2631] Call Trace: [ 123.887048][ T2631] [ 123.887116][ T2631] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.887248][ T2631] ? notifier_call_chain (kernel/notifier.c:85) [ 123.887385][ T2631] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.887483][ T2631] netif_state_change (net/core/dev.c:1605) [ 123.887624][ T2631] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.887785][ T2631] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 123.887947][ T2631] linkwatch_sync_dev (net/core/link_watch.c:295) [ 123.888077][ T2631] rtnl_getlink (net/core/rtnetlink.c:4273) [ 123.888209][ T2631] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.888339][ T2631] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.888476][ T2631] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 123.888614][ T2631] ? mark_usage (kernel/locking/lockdep.c:4674) [ 123.888743][ T2631] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.888872][ T2631] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.889018][ T2631] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.889147][ T2631] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.889294][ T2631] ? mark_usage (kernel/locking/lockdep.c:4674) [ 123.889427][ T2631] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.889584][ T2631] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.889727][ T2631] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 123.889858][ T2631] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 123.889988][ T2631] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 123.890117][ T2631] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 123.890252][ T2631] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.890402][ T2631] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.890549][ T2631] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 123.890691][ T2631] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 123.890822][ T2631] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 123.890950][ T2631] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 123.891081][ T2631] ? netlink_ack (./include/linux/skbuff.h:2718) [ 123.891214][ T2631] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 123.891351][ T2631] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 123.891485][ T2631] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 123.891626][ T2631] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 123.891757][ T2631] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.891889][ T2631] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 123.892019][ T2631] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 123.892151][ T2631] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 123.892284][ T2631] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 123.892421][ T2631] ? copy_msghdr_from_user (net/socket.c:2635) [ 123.892561][ T2631] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 123.892731][ T2631] ? move_addr_to_kernel (net/socket.c:258) [ 123.892860][ T2631] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 123.892991][ T2631] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 123.893152][ T2631] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 123.893282][ T2631] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 123.893448][ T2631] ___sys_sendmsg (net/socket.c:2752) [ 123.893585][ T2631] ? copy_msghdr_from_user (net/socket.c:2603) [ 123.893720][ T2631] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 123.893857][ T2631] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 123.893991][ T2631] ? do_getsockname (net/socket.c:2192) [ 123.894146][ T2631] __sys_sendmsg (net/socket.c:2784) [ 123.894281][ T2631] ? __sys_sendmsg_sock (net/socket.c:2765) [ 123.894422][ T2631] ? __sys_getsockname (net/socket.c:2210) [ 123.894552][ T2631] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 123.894709][ T2631] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 123.894843][ T2631] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 123.894973][ T2631] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 123.895105][ T2631] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 123.895268][ T2631] RIP: 0033:0x7f753751b08e [ 123.895418][ T2631] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 123.895897][ T2631] RSP: 002b:00007ffe428ebdf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 123.896094][ T2631] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f753751b08e [ 123.896287][ T2631] RDX: 0000000000000000 RSI: 00007ffe428ebea0 RDI: 0000000000000006 [ 123.896486][ T2631] RBP: 00007ffe428ebe00 R08: 0000000000000000 R09: 0000000000000000 [ 123.896690][ T2631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 123.896885][ T2631] R13: 00007ffe428ebf50 R14: 000000000000000d R15: 00007ffe428ee87a | [ 123.993755][ T2634] ------------[ cut here ]------------ | [ 123.993973][ T2634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2634 | [ 123.994292][ T2634] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 123.994873][ T2634] Tainted: [W]=WARN [ 123.995024][ T2634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.995240][ T2634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 123.995478][ T2634] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 123.996046][ T2634] RSP: 0018:ffa0000000b1f1b0 EFLAGS: 00010286 [ 123.996268][ T2634] RAX: 00000000ffffffa6 RBX: ff1100000b6363c0 RCX: 1ff4000000163dfc [ 123.996531][ T2634] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63647c [ 123.996802][ T2634] RBP: ff11000008491000 R08: 1fe22000016c6c91 R09: ff11000009a7d180 [ 123.997055][ T2634] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 123.997307][ T2634] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 123.997571][ T2634] FS: 00007f5633b86840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 123.997873][ T2634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.998092][ T2634] CR2: 00000000004a2060 CR3: 000000000ea8d001 CR4: 0000000000771ef0 [ 123.998360][ T2634] PKRU: 55555554 [ 123.998512][ T2634] Call Trace: [ 123.998735][ T2634] [ 123.998859][ T2634] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 123.999048][ T2634] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 123.999202][ T2634] __dev_notify_flags (net/core/dev.c:9787) [ 123.999402][ T2634] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 123.999596][ T2634] ? netif_change_name (net/core/dev.c:1495) [ 123.999807][ T2634] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 124.000002][ T2634] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 124.000191][ T2634] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 124.000390][ T2634] ? __dev_get_by_name (net/core/dev.c:883) [ 124.000575][ T2634] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 124.000785][ T2634] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 124.000979][ T2634] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.001166][ T2634] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.001364][ T2634] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.001551][ T2634] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.001749][ T2634] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.001937][ T2634] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.002128][ T2634] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.002314][ T2634] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.002513][ T2634] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.002716][ T2634] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.002899][ T2634] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.003085][ T2634] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.003271][ T2634] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.003465][ T2634] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.003689][ T2634] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.003881][ T2634] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.004067][ T2634] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.004257][ T2634] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.004456][ T2634] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.004682][ T2634] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.004872][ T2634] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.005056][ T2634] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.005242][ T2634] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.005444][ T2634] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.005645][ T2634] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.005833][ T2634] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.006023][ T2634] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.006210][ T2634] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.006413][ T2634] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.006645][ T2634] ? move_addr_to_kernel (net/socket.c:258) [ 124.006834][ T2634] ? kasan_save_stack (mm/kasan/common.c:58) [ 124.007018][ T2634] ? kasan_save_stack (mm/kasan/common.c:57) [ 124.007203][ T2634] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 124.007402][ T2634] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 124.007642][ T2634] ___sys_sendmsg (net/socket.c:2752) [ 124.007836][ T2634] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.008037][ T2634] __sys_sendmsg (net/socket.c:2784) [ 124.008226][ T2634] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.008425][ T2634] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 124.008628][ T2634] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 124.008833][ T2634] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.009023][ T2634] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.009210][ T2634] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.009412][ T2634] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.009656][ T2634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.009879][ T2634] RIP: 0033:0x7f5633dc008e [ 124.010076][ T2634] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.010636][ T2634] RSP: 002b:00007ffd690fd160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.010893][ T2634] RAX: ffffffffffffffda RBX: 00007ffd690fd910 RCX: 00007f5633dc008e [ 124.011147][ T2634] RDX: 0000000000000000 RSI: 00007ffd690fd210 RDI: 0000000000000005 [ 124.011414][ T2634] RBP: 00007ffd690fd170 R08: 0000000000000000 R09: 0000000000000000 [ 124.011689][ T2634] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.011949][ T2634] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd690fd8e0 | [ 124.042051][ T2635] ------------[ cut here ]------------ | [ 124.042227][ T2635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2635 | [ 124.042505][ T2635] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.042971][ T2635] Tainted: [W]=WARN [ 124.043073][ T2635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.043242][ T2635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.043425][ T2635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.043920][ T2635] RSP: 0018:ffa0000000b2f1b0 EFLAGS: 00010286 [ 124.044091][ T2635] RAX: 00000000ffffffa6 RBX: ff1100000ffe1380 RCX: 1ff4000000165dfc [ 124.044297][ T2635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe143c [ 124.044505][ T2635] RBP: ff11000004f6c000 R08: 1fe2200001ffc289 R09: ff11000005a7ae80 [ 124.044714][ T2635] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.044915][ T2635] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 124.045120][ T2635] FS: 00007f781a835840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.045364][ T2635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.045534][ T2635] CR2: 00000000004a2060 CR3: 000000000eb36004 CR4: 0000000000771ef0 [ 124.045749][ T2635] PKRU: 55555554 [ 124.045850][ T2635] Call Trace: [ 124.045951][ T2635] [ 124.046020][ T2635] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.046157][ T2635] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.046260][ T2635] __dev_notify_flags (net/core/dev.c:9787) [ 124.046399][ T2635] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 124.046539][ T2635] ? netif_change_name (net/core/dev.c:1495) [ 124.046704][ T2635] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 124.046843][ T2635] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 124.046981][ T2635] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 124.047117][ T2635] ? __dev_get_by_name (net/core/dev.c:883) [ 124.047251][ T2635] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 124.047399][ T2635] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 124.047540][ T2635] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.047687][ T2635] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.047824][ T2635] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.047962][ T2635] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.048096][ T2635] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.048232][ T2635] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.048377][ T2635] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.048514][ T2635] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.048660][ T2635] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.048817][ T2635] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.048954][ T2635] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.049088][ T2635] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.049238][ T2635] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.049379][ T2635] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.049514][ T2635] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.049664][ T2635] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.049799][ T2635] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.049938][ T2635] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.050071][ T2635] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.050209][ T2635] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.050353][ T2635] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.050509][ T2635] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.050668][ T2635] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.050804][ T2635] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.050939][ T2635] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.051074][ T2635] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.051210][ T2635] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.051355][ T2635] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.051493][ T2635] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.051781][ T2635] ? move_addr_to_kernel (net/socket.c:258) [ 124.051920][ T2635] ? kasan_save_stack (mm/kasan/common.c:58) [ 124.052057][ T2635] ? kasan_save_stack (mm/kasan/common.c:57) [ 124.052193][ T2635] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 124.052332][ T2635] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 124.052511][ T2635] ___sys_sendmsg (net/socket.c:2752) [ 124.052656][ T2635] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.052805][ T2635] __sys_sendmsg (net/socket.c:2784) [ 124.052941][ T2635] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.053075][ T2635] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 124.053216][ T2635] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 124.053355][ T2635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.053492][ T2635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.053632][ T2635] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.053768][ T2635] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.053904][ T2635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.054081][ T2635] RIP: 0033:0x7f781aa6f08e [ 124.054223][ T2635] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.054718][ T2635] RSP: 002b:00007ffc61c561a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.054924][ T2635] RAX: ffffffffffffffda RBX: 00007ffc61c56950 RCX: 00007f781aa6f08e [ 124.055134][ T2635] RDX: 0000000000000000 RSI: 00007ffc61c56250 RDI: 0000000000000005 [ 124.055339][ T2635] RBP: 00007ffc61c561b0 R08: 0000000000000000 R09: 0000000000000000 [ 124.055546][ T2635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.055756][ T2635] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc61c56920 | [ 124.085575][ T2636] ------------[ cut here ]------------ | [ 124.085782][ T2636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2636 | [ 124.086093][ T2636] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.087314][ T2636] Tainted: [W]=WARN [ 124.087472][ T2636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.087710][ T2636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.087935][ T2636] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.088467][ T2636] RSP: 0018:ffa0000000b3f020 EFLAGS: 00010286 [ 124.088703][ T2636] RAX: 00000000ffffffa6 RBX: ff1100000d7e3700 RCX: 1ff4000000167dca [ 124.088951][ T2636] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e37bc [ 124.089198][ T2636] RBP: ff11000008491000 R08: 1fe2200001afc6f9 R09: ff1100000a0a8b58 [ 124.089459][ T2636] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 124.089718][ T2636] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 124.089967][ T2636] FS: 00007ff400634840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 124.090245][ T2636] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.090487][ T2636] CR2: 0000000024f16988 CR3: 000000000ea8d003 CR4: 0000000000771ef0 [ 124.090752][ T2636] PKRU: 55555554 [ 124.090902][ T2636] Call Trace: [ 124.091052][ T2636] [ 124.091172][ T2636] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.091373][ T2636] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.091538][ T2636] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 124.091743][ T2636] __dev_notify_flags (net/core/dev.c:9787) [ 124.091935][ T2636] ? netif_change_name (net/core/dev.c:1495) [ 124.092117][ T2636] ? __dev_change_flags (net/core/dev.c:9752) [ 124.092302][ T2636] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 124.092498][ T2636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.092707][ T2636] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 124.092894][ T2636] netif_change_flags (net/core/dev.c:9820) [ 124.093080][ T2636] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 124.093264][ T2636] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 124.093467][ T2636] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 124.093671][ T2636] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 124.093889][ T2636] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 124.094072][ T2636] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.094255][ T2636] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 124.094452][ T2636] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.094653][ T2636] ? __kernel_text_address (kernel/extable.c:79) [ 124.094838][ T2636] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.095024][ T2636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.095208][ T2636] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.095403][ T2636] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.095588][ T2636] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.095784][ T2636] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.095966][ T2636] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.096151][ T2636] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 124.096337][ T2636] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 124.096534][ T2636] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 124.096739][ T2636] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.096926][ T2636] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 124.097112][ T2636] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 124.097297][ T2636] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.097498][ T2636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.097700][ T2636] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.097885][ T2636] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.098068][ T2636] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.098250][ T2636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.098450][ T2636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.098651][ T2636] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.098837][ T2636] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.099022][ T2636] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.099219][ T2636] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.099418][ T2636] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.099615][ T2636] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.099803][ T2636] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.099990][ T2636] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.100175][ T2636] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.100370][ T2636] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.100555][ T2636] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.100756][ T2636] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.100940][ T2636] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.101130][ T2636] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.101312][ T2636] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.101511][ T2636] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.101718][ T2636] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.101906][ T2636] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.102093][ T2636] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.102279][ T2636] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.102498][ T2636] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.102704][ T2636] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.102895][ T2636] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.103080][ T2636] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.103296][ T2636] ? move_addr_to_kernel (net/socket.c:258) [ 124.103498][ T2636] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.103712][ T2636] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.103903][ T2636] ___sys_sendmsg (net/socket.c:2752) [ 124.104088][ T2636] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 124.104305][ T2636] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.104515][ T2636] __sys_sendmsg (net/socket.c:2784) [ 124.104723][ T2636] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.104908][ T2636] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 124.105129][ T2636] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 124.105314][ T2636] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.105516][ T2636] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.105716][ T2636] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.105901][ T2636] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.106088][ T2636] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.106304][ T2636] RIP: 0033:0x7ff40086e08e [ 124.106508][ T2636] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.107049][ T2636] RSP: 002b:00007ffef34861e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.107301][ T2636] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff40086e08e [ 124.107565][ T2636] RDX: 0000000000000000 RSI: 00007ffef3486290 RDI: 0000000000000005 [ 124.107826][ T2636] RBP: 00007ffef34861f0 R08: 0000000000000000 R09: 0000000000000000 [ 124.108074][ T2636] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.108322][ T2636] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef3486960 | [ 124.149083][ T2637] ------------[ cut here ]------------ | [ 124.149247][ T2637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2637 | [ 124.150116][ T2637] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.150614][ T2637] Tainted: [W]=WARN [ 124.150724][ T2637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.150896][ T2637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.151075][ T2637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.151556][ T2637] RSP: 0018:ffa0000000b4f020 EFLAGS: 00010286 [ 124.151733][ T2637] RAX: 00000000ffffffa6 RBX: ff1100000fbbf540 RCX: 1ff4000000169dca [ 124.151936][ T2637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf5fc [ 124.152143][ T2637] RBP: ff11000004f6c000 R08: 1fe2200001f77ec1 R09: ff11000009852e58 [ 124.152340][ T2637] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 124.152547][ T2637] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 124.152761][ T2637] FS: 00007f84bae02840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.152996][ T2637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.153162][ T2637] CR2: 00007f84bb0d21a0 CR3: 000000000fd70001 CR4: 0000000000771ef0 [ 124.153366][ T2637] PKRU: 55555554 [ 124.153466][ T2637] Call Trace: [ 124.153566][ T2637] [ 124.153648][ T2637] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.153785][ T2637] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.153887][ T2637] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 124.154021][ T2637] __dev_notify_flags (net/core/dev.c:9787) [ 124.154174][ T2637] ? netif_change_name (net/core/dev.c:1495) [ 124.154310][ T2637] ? __dev_change_flags (net/core/dev.c:9752) [ 124.154452][ T2637] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 124.154592][ T2637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.154732][ T2637] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 124.154869][ T2637] netif_change_flags (net/core/dev.c:9820) [ 124.155003][ T2637] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 124.155139][ T2637] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 124.155281][ T2637] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 124.155421][ T2637] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 124.155592][ T2637] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 124.155731][ T2637] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.155863][ T2637] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 124.155999][ T2637] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.156133][ T2637] ? __kernel_text_address (kernel/extable.c:79) [ 124.156266][ T2637] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.156405][ T2637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.156540][ T2637] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.156684][ T2637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.156819][ T2637] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.156951][ T2637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.157083][ T2637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.157214][ T2637] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 124.157355][ T2637] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 124.157489][ T2637] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 124.157632][ T2637] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.157768][ T2637] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 124.157906][ T2637] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 124.158054][ T2637] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.158190][ T2637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.158324][ T2637] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.158466][ T2637] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.158631][ T2637] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.158768][ T2637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.158905][ T2637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.159038][ T2637] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.159172][ T2637] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.159307][ T2637] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.159447][ T2637] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.159590][ T2637] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.159730][ T2637] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.159868][ T2637] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.160002][ T2637] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.160139][ T2637] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.160288][ T2637] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.160429][ T2637] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.160564][ T2637] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.160709][ T2637] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.160846][ T2637] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.160978][ T2637] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.161115][ T2637] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.161252][ T2637] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.161393][ T2637] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.161534][ T2637] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.161681][ T2637] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.161817][ T2637] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.161952][ T2637] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.162085][ T2637] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.162219][ T2637] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.162389][ T2637] ? move_addr_to_kernel (net/socket.c:258) [ 124.162525][ T2637] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.162668][ T2637] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.162805][ T2637] ___sys_sendmsg (net/socket.c:2752) [ 124.162940][ T2637] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 124.163106][ T2637] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.163254][ T2637] __sys_sendmsg (net/socket.c:2784) [ 124.163393][ T2637] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.163528][ T2637] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 124.163706][ T2637] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 124.163846][ T2637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.163986][ T2637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.164133][ T2637] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.164268][ T2637] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.164406][ T2637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.164574][ T2637] RIP: 0033:0x7f84bb03c08e [ 124.164724][ T2637] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.165203][ T2637] RSP: 002b:00007fffa3099640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.165410][ T2637] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f84bb03c08e [ 124.165620][ T2637] RDX: 0000000000000000 RSI: 00007fffa30996f0 RDI: 0000000000000005 [ 124.165829][ T2637] RBP: 00007fffa3099650 R08: 0000000000000000 R09: 0000000000000000 [ 124.166028][ T2637] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.166227][ T2637] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa3099dc0 | [ 124.253053][ T2640] ------------[ cut here ]------------ | [ 124.253261][ T2640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2640 | [ 124.253553][ T2640] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.254028][ T2640] Tainted: [W]=WARN [ 124.254133][ T2640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.254307][ T2640] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.254494][ T2640] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.255001][ T2640] RSP: 0018:ffa0000000b7f090 EFLAGS: 00010286 [ 124.255176][ T2640] RAX: 00000000ffffffa6 RBX: ff1100000ca6a900 RCX: 1ff400000016fdd8 [ 124.255416][ T2640] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a9bc [ 124.255635][ T2640] RBP: ff11000008491000 R08: 1fe220000194d539 R09: ff1100000eaa8b80 [ 124.255841][ T2640] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 124.256050][ T2640] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 124.256260][ T2640] FS: 00007f2e6cda5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.256525][ T2640] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.256712][ T2640] CR2: 00007f2e6cf9e460 CR3: 000000000fd70003 CR4: 0000000000771ef0 [ 124.256935][ T2640] PKRU: 55555554 [ 124.257046][ T2640] Call Trace: [ 124.257151][ T2640] [ 124.257223][ T2640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.257370][ T2640] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 124.257510][ T2640] notifier_call_chain (kernel/notifier.c:85) [ 124.257663][ T2640] __netdev_upper_dev_link (net/core/dev.c:8931) [ 124.257802][ T2640] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 124.257944][ T2640] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 124.258087][ T2640] netdev_upper_dev_link (net/core/dev.c:8972) [ 124.258227][ T2640] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 124.258824][ T2640] register_vlan_dev (net/8021q/vlan.c:183) [ 124.258973][ T2640] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 124.259113][ T2640] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 124.259252][ T2640] ? nla_strscpy (lib/nlattr.c:795) [ 124.259401][ T2640] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 124.259546][ T2640] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 124.259696][ T2640] ? __dev_get_by_name (net/core/dev.c:883) [ 124.259833][ T2640] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 124.259977][ T2640] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 124.260120][ T2640] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.260259][ T2640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.260403][ T2640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.260543][ T2640] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.260695][ T2640] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.260832][ T2640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.260975][ T2640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.261114][ T2640] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.261254][ T2640] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.261414][ T2640] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.261553][ T2640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.261704][ T2640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.261847][ T2640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.261989][ T2640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.262130][ T2640] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.262270][ T2640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.262414][ T2640] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.262556][ T2640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.262700][ T2640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.262841][ T2640] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.262979][ T2640] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.263119][ T2640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.263258][ T2640] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.263419][ T2640] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.263562][ T2640] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.263712][ T2640] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.263850][ T2640] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.263988][ T2640] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.264159][ T2640] ? move_addr_to_kernel (net/socket.c:258) [ 124.264302][ T2640] ___sys_sendmsg (net/socket.c:2752) [ 124.264444][ T2640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.264588][ T2640] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.264740][ T2640] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 124.264881][ T2640] __sys_sendmsg (net/socket.c:2784) [ 124.265021][ T2640] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.265165][ T2640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.265304][ T2640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.265450][ T2640] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.265595][ T2640] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.265739][ T2640] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.265876][ T2640] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.266049][ T2640] RIP: 0033:0x7f2e6cfdf08e [ 124.266192][ T2640] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.266719][ T2640] RSP: 002b:00007ffdd8c9fc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.266927][ T2640] RAX: ffffffffffffffda RBX: 00007ffdd8ca0420 RCX: 00007f2e6cfdf08e [ 124.267131][ T2640] RDX: 0000000000000000 RSI: 00007ffdd8c9fd10 RDI: 0000000000000005 [ 124.267336][ T2640] RBP: 00007ffdd8c9fc70 R08: 0000000000000000 R09: 0000000000000000 [ 124.267559][ T2640] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.267772][ T2640] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd8ca03e0 | [ 124.269425][ T2640] ------------[ cut here ]------------ | [ 124.269560][ T2640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2640 | [ 124.269863][ T2640] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.270309][ T2640] Tainted: [W]=WARN [ 124.270869][ T2640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.271045][ T2640] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.271221][ T2640] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.271714][ T2640] RSP: 0018:ffa0000000b7f1b0 EFLAGS: 00010286 [ 124.271883][ T2640] RAX: 00000000ffffffa6 RBX: ff1100000ca6a740 RCX: 1ff400000016fdfc [ 124.272082][ T2640] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a7fc [ 124.272286][ T2640] RBP: ff11000009004000 R08: 1fe220000194d501 R09: ff1100000eaa8b80 [ 124.272510][ T2640] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.272721][ T2640] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 124.272925][ T2640] FS: 00007f2e6cda5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.273162][ T2640] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.273332][ T2640] CR2: 00007f2e6cf9e460 CR3: 000000000fd70003 CR4: 0000000000771ef0 [ 124.273542][ T2640] PKRU: 55555554 [ 124.273654][ T2640] Call Trace: [ 124.273755][ T2640] [ 124.273825][ T2640] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.273962][ T2640] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.274066][ T2640] __dev_notify_flags (net/core/dev.c:9787) [ 124.274202][ T2640] ? netdev_update_features (net/core/dev.c:11098) [ 124.274338][ T2640] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 124.274513][ T2640] ? netif_change_name (net/core/dev.c:1495) [ 124.274657][ T2640] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 124.274791][ T2640] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 124.274926][ T2640] ? register_vlan_dev (net/8021q/vlan.c:196) [ 124.275063][ T2640] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 124.275197][ T2640] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 124.275332][ T2640] ? nla_strscpy (lib/nlattr.c:795) [ 124.275472][ T2640] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 124.275619][ T2640] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 124.275754][ T2640] ? __dev_get_by_name (net/core/dev.c:883) [ 124.275889][ T2640] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 124.276032][ T2640] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 124.276264][ T2640] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.276407][ T2640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.276540][ T2640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.276685][ T2640] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.276910][ T2640] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.277044][ T2640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.277183][ T2640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.277336][ T2640] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.277567][ T2640] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.277738][ T2640] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.277871][ T2640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.278021][ T2640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.278248][ T2640] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.278387][ T2640] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.278523][ T2640] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.278666][ T2640] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.278892][ T2640] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.279033][ T2640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.279167][ T2640] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.279307][ T2640] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.279448][ T2640] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.279589][ T2640] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.279771][ T2640] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.279907][ T2640] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.280135][ T2640] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.280275][ T2640] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.280427][ T2640] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.280562][ T2640] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.280828][ T2640] ? move_addr_to_kernel (net/socket.c:258) [ 124.280979][ T2640] ___sys_sendmsg (net/socket.c:2752) [ 124.281114][ T2640] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.281249][ T2640] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.281487][ T2640] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 124.281633][ T2640] __sys_sendmsg (net/socket.c:2784) [ 124.281769][ T2640] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.281927][ T2640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.282154][ T2640] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.282289][ T2640] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.282426][ T2640] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.282564][ T2640] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.282801][ T2640] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.282989][ T2640] RIP: 0033:0x7f2e6cfdf08e [ 124.283130][ T2640] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.283720][ T2640] RSP: 002b:00007ffdd8c9fc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.283923][ T2640] RAX: ffffffffffffffda RBX: 00007ffdd8ca0420 RCX: 00007f2e6cfdf08e [ 124.284216][ T2640] RDX: 0000000000000000 RSI: 00007ffdd8c9fd10 RDI: 0000000000000005 [ 124.284421][ T2640] RBP: 00007ffdd8c9fc70 R08: 0000000000000000 R09: 0000000000000000 [ 124.284723][ T2640] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.284926][ T2640] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd8ca03e0 | [ 124.313778][ T2641] ------------[ cut here ]------------ | [ 124.313943][ T2641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2641 | [ 124.314245][ T2641] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.315110][ T2641] Tainted: [W]=WARN [ 124.315214][ T2641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.315393][ T2641] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.315571][ T2641] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.316069][ T2641] RSP: 0018:ffa0000000b8f090 EFLAGS: 00010286 [ 124.316241][ T2641] RAX: 00000000ffffffa6 RBX: ff1100000c414900 RCX: 1ff4000000171dd8 [ 124.316454][ T2641] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4149bc [ 124.316668][ T2641] RBP: ff11000004f6c000 R08: 1fe2200001882939 R09: ff1100000eaaae80 [ 124.316897][ T2641] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 124.317101][ T2641] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 124.317307][ T2641] FS: 00007f42c64d5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 124.317566][ T2641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.317753][ T2641] CR2: 00007f42c66ce460 CR3: 0000000004c6f003 CR4: 0000000000771ef0 [ 124.317960][ T2641] PKRU: 55555554 [ 124.318063][ T2641] Call Trace: [ 124.318168][ T2641] [ 124.318242][ T2641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.318386][ T2641] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 124.318524][ T2641] notifier_call_chain (kernel/notifier.c:85) [ 124.318672][ T2641] __netdev_upper_dev_link (net/core/dev.c:8931) [ 124.318812][ T2641] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 124.318953][ T2641] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 124.319092][ T2641] netdev_upper_dev_link (net/core/dev.c:8972) [ 124.319231][ T2641] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 124.319376][ T2641] register_vlan_dev (net/8021q/vlan.c:183) [ 124.319734][ T2641] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 124.319873][ T2641] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 124.320010][ T2641] ? nla_strscpy (lib/nlattr.c:795) [ 124.320148][ T2641] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 124.320286][ T2641] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 124.320429][ T2641] ? __dev_get_by_name (net/core/dev.c:883) [ 124.320568][ T2641] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 124.320724][ T2641] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 124.320865][ T2641] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.321004][ T2641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.321140][ T2641] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.321275][ T2641] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.321417][ T2641] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.321554][ T2641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.321707][ T2641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.322157][ T2641] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.322294][ T2641] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.322435][ T2641] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.322574][ T2641] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.322721][ T2641] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.322859][ T2641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.323006][ T2641] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.323145][ T2641] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.323286][ T2641] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.323430][ T2641] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.323570][ T2641] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.323718][ T2641] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.323856][ T2641] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.323995][ T2641] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.324135][ T2641] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.324273][ T2641] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.324417][ T2641] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.324585][ T2641] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.324731][ T2641] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.324867][ T2641] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.325018][ T2641] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.325189][ T2641] ? move_addr_to_kernel (net/socket.c:258) [ 124.325334][ T2641] ___sys_sendmsg (net/socket.c:2752) [ 124.325478][ T2641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.325624][ T2641] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.325770][ T2641] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 124.325908][ T2641] __sys_sendmsg (net/socket.c:2784) [ 124.326048][ T2641] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.326192][ T2641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.326328][ T2641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.326486][ T2641] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.326634][ T2641] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.326770][ T2641] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.326909][ T2641] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.327093][ T2641] RIP: 0033:0x7f42c670f08e [ 124.327237][ T2641] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.327742][ T2641] RSP: 002b:00007ffc0d781dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.327951][ T2641] RAX: ffffffffffffffda RBX: 00007ffc0d782580 RCX: 00007f42c670f08e [ 124.328172][ T2641] RDX: 0000000000000000 RSI: 00007ffc0d781e70 RDI: 0000000000000005 [ 124.328385][ T2641] RBP: 00007ffc0d781dd0 R08: 0000000000000000 R09: 0000000000000000 [ 124.328593][ T2641] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.328814][ T2641] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0d782540 | [ 124.330487][ T2641] ------------[ cut here ]------------ | [ 124.330629][ T2641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2641 | [ 124.330891][ T2641] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.331337][ T2641] Tainted: [W]=WARN [ 124.331444][ T2641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.331622][ T2641] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.331799][ T2641] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.332278][ T2641] RSP: 0018:ffa0000000b8f1b0 EFLAGS: 00010286 [ 124.332452][ T2641] RAX: 00000000ffffffa6 RBX: ff1100000c414ac0 RCX: 1ff4000000171dfc [ 124.332660][ T2641] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c414b7c [ 124.332861][ T2641] RBP: ff1100000a37c000 R08: 1fe2200001882971 R09: ff1100000eaaae80 [ 124.333060][ T2641] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 124.333260][ T2641] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 124.333466][ T2641] FS: 00007f42c64d5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 124.333718][ T2641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.333888][ T2641] CR2: 00007f42c66ce460 CR3: 0000000004c6f003 CR4: 0000000000771ef0 [ 124.334089][ T2641] PKRU: 55555554 [ 124.334190][ T2641] Call Trace: [ 124.334290][ T2641] [ 124.334364][ T2641] ? register_vlan_dev (net/8021q/vlan.c:188) [ 124.334498][ T2641] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.334645][ T2641] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.334793][ T2641] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.334896][ T2641] __dev_notify_flags (net/core/dev.c:9787) [ 124.335029][ T2641] ? netdev_update_features (net/core/dev.c:11098) [ 124.335163][ T2641] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 124.335331][ T2641] ? netif_change_name (net/core/dev.c:1495) [ 124.335471][ T2641] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 124.335617][ T2641] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 124.335753][ T2641] ? register_vlan_dev (net/8021q/vlan.c:196) [ 124.335887][ T2641] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 124.336211][ T2641] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 124.336378][ T2641] ? nla_strscpy (lib/nlattr.c:795) [ 124.336516][ T2641] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 124.336667][ T2641] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 124.336802][ T2641] ? __dev_get_by_name (net/core/dev.c:883) [ 124.336935][ T2641] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 124.337075][ T2641] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 124.337228][ T2641] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.337370][ T2641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.337505][ T2641] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.337651][ T2641] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.337785][ T2641] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.338216][ T2641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.338360][ T2641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.338496][ T2641] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.338637][ T2641] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.338771][ T2641] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.338918][ T2641] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.339051][ T2641] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.339187][ T2641] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.339320][ T2641] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.339461][ T2641] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.339598][ T2641] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.339738][ T2641] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.339877][ T2641] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.340012][ T2641] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.340148][ T2641] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.340285][ T2641] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.340424][ T2641] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.340590][ T2641] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.340734][ T2641] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.340870][ T2641] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.341008][ T2641] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.341143][ T2641] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.341278][ T2641] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.341452][ T2641] ? move_addr_to_kernel (net/socket.c:258) [ 124.341692][ T2641] ___sys_sendmsg (net/socket.c:2752) [ 124.341827][ T2641] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.341961][ T2641] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.342104][ T2641] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 124.342328][ T2641] __sys_sendmsg (net/socket.c:2784) [ 124.342493][ T2641] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.342640][ T2641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.342773][ T2641] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.342996][ T2641] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.343144][ T2641] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.343278][ T2641] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.343421][ T2641] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.344167][ T2641] RIP: 0033:0x7f42c670f08e [ 124.344313][ T2641] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.344953][ T2641] RSP: 002b:00007ffc0d781dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.345154][ T2641] RAX: ffffffffffffffda RBX: 00007ffc0d782580 RCX: 00007f42c670f08e [ 124.345360][ T2641] RDX: 0000000000000000 RSI: 00007ffc0d781e70 RDI: 0000000000000005 [ 124.345584][ T2641] RBP: 00007ffc0d781dd0 R08: 0000000000000000 R09: 0000000000000000 [ 124.345795][ T2641] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.346085][ T2641] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0d782540 | [ 124.382258][ T2642] ------------[ cut here ]------------ | [ 124.382474][ T2642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2642 | [ 124.382807][ T2642] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.383363][ T2642] Tainted: [W]=WARN [ 124.383511][ T2642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.383743][ T2642] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.383996][ T2642] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.384533][ T2642] RSP: 0018:ffa0000000b8f020 EFLAGS: 00010286 [ 124.384768][ T2642] RAX: 00000000ffffffa6 RBX: ff1100000c217540 RCX: 1ff4000000171dca [ 124.385013][ T2642] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2175fc [ 124.385257][ T2642] RBP: ff11000009004000 R08: 1fe2200001842ec1 R09: ff11000012a5d158 [ 124.385519][ T2642] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 124.385781][ T2642] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 124.386027][ T2642] FS: 00007f4490803840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 124.386307][ T2642] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.386537][ T2642] CR2: 000000003f97f988 CR3: 0000000012737005 CR4: 0000000000771ef0 [ 124.386804][ T2642] PKRU: 55555554 [ 124.386952][ T2642] Call Trace: [ 124.387100][ T2642] [ 124.387219][ T2642] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 124.387414][ T2642] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.387609][ T2642] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.387768][ T2642] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 124.387949][ T2642] __dev_notify_flags (net/core/dev.c:9787) [ 124.388132][ T2642] ? netif_change_name (net/core/dev.c:1495) [ 124.388313][ T2642] ? __dev_change_flags (net/core/dev.c:9752) [ 124.388508][ T2642] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 124.388706][ T2642] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.388890][ T2642] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 124.389077][ T2642] netif_change_flags (net/core/dev.c:9820) [ 124.389277][ T2642] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 124.389470][ T2642] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 124.389674][ T2642] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 124.389861][ T2642] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 124.390075][ T2642] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 124.390260][ T2642] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.390458][ T2642] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 124.390659][ T2642] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.390843][ T2642] ? __kernel_text_address (kernel/extable.c:79) [ 124.391026][ T2642] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.391210][ T2642] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.391403][ T2642] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.391593][ T2642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.391789][ T2642] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.391972][ T2642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.392155][ T2642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.392340][ T2642] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 124.392539][ T2642] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 124.392740][ T2642] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 124.392923][ T2642] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.393110][ T2642] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 124.393295][ T2642] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 124.393494][ T2642] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.393697][ T2642] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.393878][ T2642] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.394062][ T2642] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.394244][ T2642] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.394437][ T2642] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.394654][ T2642] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.394846][ T2642] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.395031][ T2642] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.395215][ T2642] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.395414][ T2642] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.395600][ T2642] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.395795][ T2642] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.395976][ T2642] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.396162][ T2642] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.396361][ T2642] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.396540][ T2642] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.396773][ T2642] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.396955][ T2642] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.397137][ T2642] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.397322][ T2642] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.397518][ T2642] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.397719][ T2642] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.397904][ T2642] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.398085][ T2642] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.398268][ T2642] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.398466][ T2642] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.398668][ T2642] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.398852][ T2642] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.399039][ T2642] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.399219][ T2642] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.399446][ T2642] ? move_addr_to_kernel (net/socket.c:258) [ 124.399646][ T2642] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.399829][ T2642] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.400014][ T2642] ___sys_sendmsg (net/socket.c:2752) [ 124.400196][ T2642] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 124.400428][ T2642] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.400633][ T2642] __sys_sendmsg (net/socket.c:2784) [ 124.400819][ T2642] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.400999][ T2642] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 124.401214][ T2642] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 124.401411][ T2642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.401615][ T2642] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.401807][ T2642] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.401989][ T2642] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.402172][ T2642] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.402398][ T2642] RIP: 0033:0x7f4490a3d08e [ 124.402587][ T2642] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.403115][ T2642] RSP: 002b:00007fff147d94f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.403374][ T2642] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4490a3d08e [ 124.403633][ T2642] RDX: 0000000000000000 RSI: 00007fff147d95a0 RDI: 0000000000000005 [ 124.403878][ T2642] RBP: 00007fff147d9500 R08: 0000000000000000 R09: 0000000000000000 [ 124.404127][ T2642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.404387][ T2642] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff147d9c70 | [ 124.442412][ T2643] ------------[ cut here ]------------ | [ 124.442616][ T2643] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2643 | [ 124.442932][ T2643] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.443492][ T2643] Tainted: [W]=WARN [ 124.443659][ T2643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.443876][ T2643] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.444100][ T2643] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.444646][ T2643] RSP: 0018:ffa0000000b9f020 EFLAGS: 00010286 [ 124.444866][ T2643] RAX: 00000000ffffffa6 RBX: ff110000104dfa80 RCX: 1ff4000000173dca [ 124.445111][ T2643] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104dfb3c [ 124.445463][ T2643] RBP: ff1100000a37c000 R08: 1fe220000209bf69 R09: ff110000137d2e58 [ 124.445791][ T2643] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 124.446101][ T2643] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 124.446362][ T2643] FS: 00007f4d38ea7840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 124.446751][ T2643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.446968][ T2643] CR2: 000000000c584988 CR3: 000000000e905001 CR4: 0000000000771ef0 [ 124.447216][ T2643] PKRU: 55555554 [ 124.447380][ T2643] Call Trace: [ 124.447529][ T2643] [ 124.447662][ T2643] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 124.447844][ T2643] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.448029][ T2643] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.448180][ T2643] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 124.448373][ T2643] __dev_notify_flags (net/core/dev.c:9787) [ 124.448558][ T2643] ? netif_change_name (net/core/dev.c:1495) [ 124.448757][ T2643] ? __dev_change_flags (net/core/dev.c:9752) [ 124.448940][ T2643] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 124.449123][ T2643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.449307][ T2643] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 124.449503][ T2643] netif_change_flags (net/core/dev.c:9820) [ 124.449708][ T2643] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 124.449892][ T2643] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 124.450076][ T2643] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 124.450260][ T2643] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 124.450489][ T2643] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 124.450688][ T2643] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.450871][ T2643] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 124.451053][ T2643] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.451238][ T2643] ? __kernel_text_address (kernel/extable.c:79) [ 124.451435][ T2643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.451634][ T2643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.451818][ T2643] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.452002][ T2643] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.452185][ T2643] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.452383][ T2643] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.452565][ T2643] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.452764][ T2643] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 124.452947][ T2643] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 124.453130][ T2643] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 124.453314][ T2643] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 124.453510][ T2643] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 124.453712][ T2643] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 124.453899][ T2643] rtnl_newlink (net/core/rtnetlink.c:4150) [ 124.454083][ T2643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.454262][ T2643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.454459][ T2643] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.454657][ T2643] ? mark_usage (kernel/locking/lockdep.c:4674) [ 124.454838][ T2643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.455023][ T2643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.455205][ T2643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.455401][ T2643] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.455586][ T2643] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.455785][ T2643] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 124.455969][ T2643] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 124.456151][ T2643] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.456333][ T2643] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.456528][ T2643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.456730][ T2643] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.456910][ T2643] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 124.457095][ T2643] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 124.457277][ T2643] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.457474][ T2643] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.457677][ T2643] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 124.457858][ T2643] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 124.458042][ T2643] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.458228][ T2643] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.458428][ T2643] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 124.458620][ T2643] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 124.458808][ T2643] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 124.458991][ T2643] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 124.459175][ T2643] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 124.459374][ T2643] ? copy_msghdr_from_user (net/socket.c:2635) [ 124.459555][ T2643] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 124.459782][ T2643] ? move_addr_to_kernel (net/socket.c:258) [ 124.459967][ T2643] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 124.460148][ T2643] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 124.460332][ T2643] ___sys_sendmsg (net/socket.c:2752) [ 124.460528][ T2643] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 124.460758][ T2643] ? copy_msghdr_from_user (net/socket.c:2603) [ 124.460954][ T2643] __sys_sendmsg (net/socket.c:2784) [ 124.461137][ T2643] ? __sys_sendmsg_sock (net/socket.c:2765) [ 124.461318][ T2643] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 124.461550][ T2643] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 124.461748][ T2643] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.461931][ T2643] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 124.462112][ T2643] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 124.462296][ T2643] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 124.462495][ T2643] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.462730][ T2643] RIP: 0033:0x7f4d390e108e [ 124.462920][ T2643] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 124.463445][ T2643] RSP: 002b:00007ffdf1cd2ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.463807][ T2643] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4d390e108e [ 124.464056][ T2643] RDX: 0000000000000000 RSI: 00007ffdf1cd2b60 RDI: 0000000000000005 [ 124.464303][ T2643] RBP: 00007ffdf1cd2ac0 R08: 0000000000000000 R09: 0000000000000000 [ 124.464561][ T2643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02e [ 124.464821][ T2643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf1cd3230 | [ 124.834016][ T12] ------------[ cut here ]------------ | [ 124.834194][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 124.834516][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.834992][ T12] Tainted: [W]=WARN [ 124.835091][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.835246][ T12] Workqueue: netns cleanup_net [ 124.835435][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.835609][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.836113][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 124.836269][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2c6200 RCX: 1ff4000000018ec7 [ 124.836473][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2c62bc [ 124.836680][ T12] RBP: ff11000008491000 R08: 1fe2200001858c59 R09: ff11000001aed1d0 [ 124.836863][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 124.837047][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 124.837271][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 124.837508][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.837676][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 124.837863][ T12] PKRU: 55555554 [ 124.837956][ T12] Call Trace: [ 124.838053][ T12] [ 124.838119][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.838247][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.838342][ T12] netif_close_many (net/core/dev.c:1804) [ 124.838474][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 124.838605][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 124.838760][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 124.838915][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 124.839041][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.839193][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.839317][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.839454][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.839582][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.839714][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.839838][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.839963][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.840087][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.840209][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.840335][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.840466][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.840592][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.840746][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.840868][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.840995][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.841122][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.841245][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.841385][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.841523][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.841656][ T12] kthread (kernel/kthread.c:436) [ 124.841750][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.841904][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.842028][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.842156][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.842311][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.842440][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.842563][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.844313][ T12] ------------[ cut here ]------------ | [ 124.844450][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 124.844712][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.845165][ T12] Tainted: [W]=WARN [ 124.845261][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.845679][ T12] Workqueue: netns cleanup_net [ 124.845813][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.845982][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.846450][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 124.846619][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2c7e00 RCX: 1ff4000000018e80 [ 124.846812][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2c7ebc [ 124.847131][ T12] RBP: ff11000009004000 R08: 1fe2200001858fd9 R09: ff11000001aed1d0 [ 124.847376][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 124.847578][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 124.847787][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 124.848013][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.848174][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 124.848376][ T12] PKRU: 55555554 [ 124.848471][ T12] Call Trace: [ 124.848572][ T12] [ 124.848649][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 124.848795][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 124.848892][ T12] netif_close_many (net/core/dev.c:1804) [ 124.849021][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 124.849150][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.849279][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 124.849418][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 124.849547][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 124.849685][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 124.849812][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 124.849945][ T12] notifier_call_chain (kernel/notifier.c:85) [ 124.850074][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 124.850201][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 124.850328][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 124.850514][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 124.850708][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 124.850837][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.850996][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.851123][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.851251][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.851387][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.851538][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.851716][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.851844][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.851974][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.852102][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.852231][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.852364][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.852489][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.852631][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.852758][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.852886][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.853020][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.853147][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.853280][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.853422][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.853551][ T12] kthread (kernel/kthread.c:436) [ 124.853689][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.853847][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.853974][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.854103][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.854267][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.854404][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.854533][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.866786][ T12] ------------[ cut here ]------------ | [ 124.866931][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 124.867164][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.867640][ T12] Tainted: [W]=WARN [ 124.867737][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.867884][ T12] Workqueue: netns cleanup_net [ 124.868087][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.868261][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.868713][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.868869][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff4000000018eed [ 124.869045][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 124.869225][ T12] RBP: ff1100000e981000 R08: 1fe2200001f65e19 R09: ff11000001aed1d0 [ 124.869408][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 124.869589][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.869774][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 124.869977][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.870128][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 124.870306][ T12] PKRU: 55555554 [ 124.870402][ T12] Call Trace: [ 124.870489][ T12] [ 124.870551][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.870713][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.870861][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.870982][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.871104][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.871222][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.871344][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.871471][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.871594][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.871720][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.871841][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.871960][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.872079][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.872200][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.872318][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.872453][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.872575][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.872705][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.872828][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.872950][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.873068][ T12] kthread (kernel/kthread.c:436) [ 124.873157][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.873303][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.873427][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.873545][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.873703][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.873820][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.873963][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.885147][ T12] ------------[ cut here ]------------ | [ 124.885280][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 124.885518][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.885998][ T12] Tainted: [W]=WARN [ 124.886108][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.886266][ T12] Workqueue: netns cleanup_net [ 124.886400][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.886552][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.886995][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.887143][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e3c0 RCX: 1ff4000000018eed [ 124.887318][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e47c [ 124.887562][ T12] RBP: ff1100000a809000 R08: 1fe2200001f65c91 R09: ff11000001aed1d0 [ 124.887766][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 124.887942][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.888135][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 124.888422][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.888631][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 124.888828][ T12] PKRU: 55555554 [ 124.888929][ T12] Call Trace: [ 124.889040][ T12] [ 124.889102][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.889262][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.889489][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.889625][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.889745][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.889867][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.889993][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.890115][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.890233][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.890380][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.890506][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.890642][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.890768][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.890898][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.891016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.891154][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.891279][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.891402][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.891525][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.891660][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.891787][ T12] kthread (kernel/kthread.c:436) [ 124.891876][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.892031][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.892152][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.892287][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.892444][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.892561][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.892701][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.895317][ T12] ------------[ cut here ]------------ | [ 124.895448][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 124.895720][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.896158][ T12] Tainted: [W]=WARN [ 124.896246][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.896413][ T12] Workqueue: netns cleanup_net [ 124.896541][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.896702][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.897131][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.897299][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b380 RCX: 1ff4000000018eed [ 124.897477][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b43c [ 124.897662][ T12] RBP: ff11000009a71000 R08: 1fe220000194d689 R09: ff11000001aed1d0 [ 124.897844][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 124.898053][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.898243][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 124.898459][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.898620][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 124.898814][ T12] PKRU: 55555554 [ 124.898907][ T12] Call Trace: [ 124.899001][ T12] [ 124.899063][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.899216][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.899374][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.899501][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.899645][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.899769][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.899888][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.900020][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.900141][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.900266][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.900400][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.900521][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.900647][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.900778][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.900907][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.901047][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.901177][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.901295][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.901432][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.901565][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.901697][ T12] kthread (kernel/kthread.c:436) [ 124.901788][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.901936][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.902055][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.902174][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.902325][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.902460][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.902591][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.904660][ T12] ------------[ cut here ]------------ | [ 124.904803][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 124.905052][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.905483][ T12] Tainted: [W]=WARN [ 124.905573][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.905838][ T12] Workqueue: netns cleanup_net [ 124.905981][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.906144][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.906678][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.906830][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b8c0 RCX: 1ff4000000018eed [ 124.907007][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b97c [ 124.907182][ T12] RBP: ff11000010639000 R08: 1fe220000194d731 R09: ff11000001aed1d0 [ 124.907404][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 124.907636][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.907815][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 124.908024][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.908182][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 124.908405][ T12] PKRU: 55555554 [ 124.908493][ T12] Call Trace: [ 124.908619][ T12] [ 124.908681][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.908830][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.908978][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.909097][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.909220][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.909336][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.909502][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.909629][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.909749][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.909866][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.909987][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.910106][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.910227][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.910393][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.910738][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.910861][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.910986][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.911103][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.911226][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.911395][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.911512][ T12] kthread (kernel/kthread.c:436) [ 124.911612][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.911758][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.911878][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.911998][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.912144][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.912262][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.912427][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.914858][ T12] ------------[ cut here ]------------ | [ 124.914980][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 124.915288][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.916107][ T12] Tainted: [W]=WARN [ 124.916199][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.916344][ T12] Workqueue: netns cleanup_net [ 124.916514][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.916676][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.917095][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.917241][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0f1c0 RCX: 1ff4000000018eed [ 124.917463][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f27c [ 124.917645][ T12] RBP: ff11000010024000 R08: 1fe2200001961e51 R09: ff11000001aed1d0 [ 124.917819][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 124.918040][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.918216][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 124.918469][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.918625][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 124.918800][ T12] PKRU: 55555554 [ 124.918897][ T12] Call Trace: [ 124.918985][ T12] [ 124.919046][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.919199][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.919396][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.919513][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.919642][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.919758][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.919878][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.919998][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.920116][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.920235][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.920403][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.920521][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.920648][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.920770][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.920887][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.921006][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.921132][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.921249][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.921421][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.921549][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.921674][ T12] kthread (kernel/kthread.c:436) [ 124.921764][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.921982][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.922099][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.922216][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.922483][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.922612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.922730][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.927316][ T12] ------------[ cut here ]------------ | [ 124.927455][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 124.927709][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.928136][ T12] Tainted: [W]=WARN [ 124.928227][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.928822][ T12] Workqueue: netns cleanup_net [ 124.928952][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.929105][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.929622][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.929771][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0f700 RCX: 1ff4000000018eed [ 124.929945][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f7bc [ 124.930120][ T12] RBP: ff11000005971000 R08: 1fe2200001961ef9 R09: ff11000001aed1d0 [ 124.930297][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.930518][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.930705][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.930912][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.931110][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000008d85003 CR4: 0000000000771ef0 [ 124.931286][ T12] PKRU: 55555554 [ 124.931386][ T12] Call Trace: [ 124.931474][ T12] [ 124.931536][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.931704][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.931855][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.931977][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.932095][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.932213][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.932332][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.932458][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.932580][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.932705][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.932859][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.932978][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.933121][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.933240][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.933364][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.933485][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.933619][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.933738][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.933862][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.934031][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.934148][ T12] kthread (kernel/kthread.c:436) [ 124.934237][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.934393][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.934511][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.934641][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.934790][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.934908][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.935030][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.937286][ T12] ------------[ cut here ]------------ | [ 124.938234][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 124.938484][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.938919][ T12] Tainted: [W]=WARN [ 124.939009][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.939155][ T12] Workqueue: netns cleanup_net [ 124.939278][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.939435][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.939863][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.940012][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0ee40 RCX: 1ff4000000018eed [ 124.940187][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0eefc [ 124.940365][ T12] RBP: ff1100000fd6c000 R08: 1fe2200001961de1 R09: ff11000001aed1d0 [ 124.940542][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.940731][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.940907][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.941117][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.941267][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000008d85003 CR4: 0000000000771ef0 [ 124.941448][ T12] PKRU: 55555554 [ 124.941535][ T12] Call Trace: [ 124.941634][ T12] [ 124.941695][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.941850][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.941998][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.942117][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.942240][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.942366][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.942483][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.942618][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.942743][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.942859][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.942980][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.943096][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.943215][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.943361][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.943477][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.943612][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.943737][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.943855][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.943978][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.944100][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.944219][ T12] kthread (kernel/kthread.c:436) [ 124.944308][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.944461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.944584][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.944713][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.944860][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.944984][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.945105][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.947130][ T12] ------------[ cut here ]------------ | [ 124.947247][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 124.947491][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.947924][ T12] Tainted: [W]=WARN [ 124.948013][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.948170][ T12] Workqueue: netns cleanup_net [ 124.948294][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.948920][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.949340][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.949541][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0e3c0 RCX: 1ff4000000018eed [ 124.949728][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0e47c [ 124.949910][ T12] RBP: ff110000128cc000 R08: 1fe2200001961c91 R09: ff11000001aed1d0 [ 124.950086][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.950265][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.950491][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.950709][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.950856][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000008d85003 CR4: 0000000000771ef0 [ 124.951082][ T12] PKRU: 55555554 [ 124.951172][ T12] Call Trace: [ 124.951261][ T12] [ 124.951323][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.951525][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.951680][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.951799][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.951925][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.952043][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.952164][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.952286][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.952455][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.952574][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.952705][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.952824][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.952942][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.953062][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.953180][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.953305][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.953474][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.953595][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.953727][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.953856][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.953975][ T12] kthread (kernel/kthread.c:436) [ 124.954066][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.954217][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.954336][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.954502][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.954664][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.954789][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.954911][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.958895][ T12] ------------[ cut here ]------------ | [ 124.959018][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 124.959255][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.959697][ T12] Tainted: [W]=WARN [ 124.959786][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.959933][ T12] Workqueue: netns cleanup_net [ 124.960058][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.960228][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.960680][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.960828][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0f000 RCX: 1ff4000000018eed [ 124.961005][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f0bc [ 124.961180][ T12] RBP: ff11000013681000 R08: 1fe2200001961e19 R09: ff11000001aed1d0 [ 124.961384][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.961572][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.961762][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.961968][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.962115][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000008d85003 CR4: 0000000000771ef0 [ 124.962293][ T12] PKRU: 55555554 [ 124.962816][ T12] Call Trace: [ 124.962911][ T12] [ 124.962972][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.963122][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.963269][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.963431][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.963556][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.963682][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.963801][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.963921][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.964042][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.964159][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.964280][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.964447][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.964566][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.964696][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.964813][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.964980][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.965103][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.965221][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.965343][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.965518][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.965644][ T12] kthread (kernel/kthread.c:436) [ 124.965733][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.965881][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.966000][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.966119][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.966267][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.966438][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.966558][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.977158][ T12] ------------[ cut here ]------------ | [ 124.977290][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 124.977537][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.978017][ T12] Tainted: [W]=WARN [ 124.978112][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.978265][ T12] Workqueue: netns cleanup_net [ 124.978405][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.978564][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.979021][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 124.979179][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26e40 RCX: 1ff4000000018e99 [ 124.979369][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26efc [ 124.979556][ T12] RBP: ff11000009004000 R08: 1fe22000017a4de1 R09: ff11000001aed1d0 [ 124.979751][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.979935][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.980120][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.980337][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.980496][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 124.980689][ T12] PKRU: 55555554 [ 124.980781][ T12] Call Trace: [ 124.980872][ T12] [ 124.980937][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.981094][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.981250][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 124.981381][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 124.981504][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 124.981669][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 124.981794][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 124.981919][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 124.982043][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 124.982170][ T12] notifier_call_chain (kernel/notifier.c:85) [ 124.982299][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 124.982469][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.982628][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.982751][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.982875][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.982997][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.983123][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.983248][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.983378][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.983500][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.983632][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.983756][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.983878][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.984003][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.984154][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.984308][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.984437][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.984559][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.984698][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.984832][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.984965][ T12] kthread (kernel/kthread.c:436) [ 124.985059][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.985213][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.985338][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.985467][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.985631][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.985756][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.985879][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.987973][ T12] ------------[ cut here ]------------ | [ 124.988126][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 124.988369][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 124.988805][ T12] Tainted: [W]=WARN [ 124.988895][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.989067][ T12] Workqueue: netns cleanup_net [ 124.989196][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 124.989356][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 124.989793][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 124.989942][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf540 RCX: 1ff4000000018eed [ 124.990126][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf5fc [ 124.990303][ T12] RBP: ff11000008491000 R08: 1fe2200001ad7ec1 R09: ff11000001aed1d0 [ 124.990577][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 124.990771][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 124.990949][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 124.991170][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.991317][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 124.991592][ T12] PKRU: 55555554 [ 124.991690][ T12] Call Trace: [ 124.991778][ T12] [ 124.991842][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 124.991993][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 124.992140][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 124.992368][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 124.992488][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 124.992613][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 124.992732][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 124.992857][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 124.992981][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 124.993097][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 124.993219][ T12] cleanup_net (net/core/net_namespace.c:702) [ 124.993341][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 124.993553][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 124.993681][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 124.993797][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 124.993918][ T12] process_one_work (kernel/workqueue.c:3314) [ 124.994040][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 124.994159][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 124.994283][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 124.994499][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 124.994626][ T12] kthread (kernel/kthread.c:436) [ 124.994716][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.994863][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.994983][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.995101][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 124.995247][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.995461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 124.995588][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.012709][ T12] ------------[ cut here ]------------ | [ 125.012861][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 125.013109][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.014052][ T12] Tainted: [W]=WARN [ 125.014149][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.014307][ T12] Workqueue: netns cleanup_net [ 125.014474][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.014651][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.015101][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 125.015283][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf1c0 RCX: 1ff4000000018eaf [ 125.015478][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf27c [ 125.015675][ T12] RBP: ff11000004db9000 R08: 1fe2200001ad7e51 R09: ff11000001aed1d0 [ 125.015862][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 125.016049][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004dbc000 [ 125.016241][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.016511][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.016685][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 125.016874][ T12] PKRU: 55555554 [ 125.016969][ T12] Call Trace: [ 125.017061][ T12] [ 125.017127][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.017255][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.017363][ T12] netif_close_many (net/core/dev.c:1804) [ 125.017501][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.017635][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.017763][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.017891][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 125.018021][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 125.018179][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 125.018337][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.018496][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.018670][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.018796][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.018920][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 125.019075][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 125.019204][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 125.019332][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.019464][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 125.019594][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 125.019726][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 125.019851][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.019974][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.020112][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.020238][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.020368][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.020494][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.020627][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.020754][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.020882][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.021005][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.021134][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.021266][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.021401][ T12] kthread (kernel/kthread.c:436) [ 125.021495][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.021658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.021784][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.021909][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.022070][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.022205][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.022334][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.024433][ T12] ------------[ cut here ]------------ | [ 125.024572][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 125.025091][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.025932][ T12] Tainted: [W]=WARN [ 125.026035][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.026190][ T12] Workqueue: netns cleanup_net [ 125.026320][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.026536][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.027103][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 125.027260][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfe00 RCX: 1ff4000000018eaf [ 125.027497][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfebc [ 125.027694][ T12] RBP: ff11000004dbc000 R08: 1fe2200001ad7fd9 R09: ff11000001aed1d0 [ 125.027938][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 125.028127][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 125.028317][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.028591][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.028752][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 125.028949][ T12] PKRU: 55555554 [ 125.029042][ T12] Call Trace: [ 125.029134][ T12] [ 125.029199][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.029326][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 125.029501][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.029620][ T12] netif_close_many (net/core/dev.c:1804) [ 125.029745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.029868][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.029993][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.030117][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 125.030628][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 125.030787][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 125.030950][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.031074][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.031230][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.031417][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.031546][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 125.031707][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 125.031833][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 125.031966][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.032169][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 125.032295][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 125.032492][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 125.032637][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.032769][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.032982][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.033107][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.033231][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.033425][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.033554][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.033695][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.033829][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.033959][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.034087][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.034214][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.034339][ T12] kthread (kernel/kthread.c:436) [ 125.034529][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.034735][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.034860][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.034984][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.035220][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.035345][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.035515][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.038490][ T12] ------------[ cut here ]------------ | [ 125.038629][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 125.038875][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.039957][ T12] Tainted: [W]=WARN [ 125.040065][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.040219][ T12] Workqueue: netns cleanup_net [ 125.040519][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.040691][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.041136][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 125.041288][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a3c0 RCX: 1ff4000000018ed5 [ 125.041568][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a47c [ 125.041764][ T12] RBP: ff11000004db9000 R08: 1fe2200001feb491 R09: ff11000001aed1d0 [ 125.041947][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.042179][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.042413][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.042790][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.042973][ T12] CR2: 00007ffe3b2299c8 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 125.043159][ T12] PKRU: 55555554 [ 125.043248][ T12] Call Trace: [ 125.043466][ T12] [ 125.043540][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.043708][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.043908][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.044043][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.044570][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 125.044779][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 125.044938][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.045061][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 125.045184][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 125.045308][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 125.045481][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.045614][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.045761][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.045889][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.046011][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.046134][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.046254][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.046465][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.046595][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.046722][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.046848][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.046974][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.047095][ T12] kthread (kernel/kthread.c:436) [ 125.047188][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.047422][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.047546][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.047679][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.047832][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.048029][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.048644][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.052274][ T12] ------------[ cut here ]------------ | [ 125.052430][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 125.052698][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.053154][ T12] Tainted: [W]=WARN [ 125.053250][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.053420][ T12] Workqueue: netns cleanup_net [ 125.053551][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.053730][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.054201][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 125.054376][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b700 RCX: 1ff4000000018ed5 [ 125.054559][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b7bc [ 125.054753][ T12] RBP: ff11000004dbc000 R08: 1fe2200001feb6f9 R09: ff11000001aed1d0 [ 125.054934][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.055116][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.055298][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.055516][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.055701][ T12] CR2: 000055f6a15ced5c CR3: 0000000004c70005 CR4: 0000000000771ef0 [ 125.055884][ T12] PKRU: 55555554 [ 125.055976][ T12] Call Trace: [ 125.056070][ T12] [ 125.056136][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.056293][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.056466][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.056592][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.056720][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 125.056875][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 125.056999][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.057124][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 125.057247][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 125.057377][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 125.057503][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.057634][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.057761][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.057883][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.058005][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.058131][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.058259][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.058392][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.058518][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.058651][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.058780][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.059176][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.059320][ T12] kthread (kernel/kthread.c:436) [ 125.059427][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.059591][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.059733][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.059859][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.060011][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.060134][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.060257][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.062631][ T12] ------------[ cut here ]------------ | [ 125.062776][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 125.063020][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.063561][ T12] Tainted: [W]=WARN [ 125.063691][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.063854][ T12] Workqueue: netns cleanup_net [ 125.063992][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.064154][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.064677][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 125.064832][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3a80 RCX: 1ff4000000018ed5 [ 125.065031][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3b3c [ 125.065212][ T12] RBP: ff11000009441000 R08: 1fe2200001afc769 R09: ff11000001aed1d0 [ 125.065500][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.065692][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.065981][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.066194][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.066435][ T12] CR2: 000055f6a15ced5c CR3: 0000000004c70005 CR4: 0000000000771ef0 [ 125.066665][ T12] PKRU: 55555554 [ 125.066765][ T12] Call Trace: [ 125.066858][ T12] [ 125.066923][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.067077][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.067227][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.067443][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.067564][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 125.067730][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 125.067855][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.067979][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 125.068100][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 125.068224][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 125.068439][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.068561][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.068728][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.068859][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.068983][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.069105][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.069227][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.069448][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.069573][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.069705][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.069833][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.069963][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.070089][ T12] kthread (kernel/kthread.c:436) [ 125.070187][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.070339][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.070557][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.070689][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.070841][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.070963][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.071087][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.116816][ T12] ------------[ cut here ]------------ | [ 125.116982][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 125.117227][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.117695][ T12] Tainted: [W]=WARN [ 125.117791][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.117960][ T12] Workqueue: netns cleanup_net [ 125.118093][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.118259][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.118783][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 125.118946][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf76040 RCX: 1ff4000000018ec7 [ 125.119135][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf760fc [ 125.119321][ T12] RBP: ff11000004f6c000 R08: 1fe22000019eec21 R09: ff11000001aed1d0 [ 125.119562][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 125.119758][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 125.119992][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.120216][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.120438][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 125.120637][ T12] PKRU: 55555554 [ 125.120732][ T12] Call Trace: [ 125.120837][ T12] [ 125.120915][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.121043][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.121142][ T12] netif_close_many (net/core/dev.c:1804) [ 125.121271][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 125.121404][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 125.121562][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 125.121726][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.121939][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.122111][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.122237][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.122370][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.122496][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.122638][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.122777][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.122904][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.123038][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.123161][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.123288][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.123419][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.123541][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.123675][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.123797][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.123924][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.124052][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.124175][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.124302][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.124437][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.124560][ T12] kthread (kernel/kthread.c:436) [ 125.124676][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.124831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.124957][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.125081][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.125236][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.125384][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.125513][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.127479][ T12] ------------[ cut here ]------------ | [ 125.127641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 125.127895][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.128474][ T12] Tainted: [W]=WARN [ 125.128576][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.128754][ T12] Workqueue: netns cleanup_net [ 125.128889][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.129056][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.129522][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 125.129713][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6040 RCX: 1ff4000000018e80 [ 125.129916][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b60fc [ 125.130645][ T12] RBP: ff1100000a37c000 R08: 1fe2200001936c21 R09: ff11000001aed1d0 [ 125.130872][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 125.131064][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 125.131260][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.131488][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.131664][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 125.131857][ T12] PKRU: 55555554 [ 125.131953][ T12] Call Trace: [ 125.132338][ T12] [ 125.132436][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.132568][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.132677][ T12] netif_close_many (net/core/dev.c:1804) [ 125.132820][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 125.132948][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.133090][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 125.133222][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 125.133359][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 125.133492][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 125.133630][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 125.133776][ T12] notifier_call_chain (kernel/notifier.c:85) [ 125.133907][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 125.134036][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 125.134167][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 125.134326][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 125.134520][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.134661][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.134833][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.134963][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.135096][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.135229][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.135361][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.135489][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.135747][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.135878][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.136007][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.136138][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.136285][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.136418][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.136547][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.136687][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.136816][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.136949][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.137078][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.137215][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.137353][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.137480][ T12] kthread (kernel/kthread.c:436) [ 125.137577][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.137748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.137904][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.138033][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.138199][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.138329][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.138463][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.140661][ T12] ------------[ cut here ]------------ | [ 125.140785][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 125.141022][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.141894][ T12] Tainted: [W]=WARN [ 125.142016][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.142168][ T12] Workqueue: netns cleanup_net [ 125.142295][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.142500][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.142936][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.143090][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7000 RCX: 1ff4000000018eed [ 125.143292][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b70bc [ 125.143518][ T12] RBP: ff110000094f9000 R08: 1fe2200001936e19 R09: ff11000001aed1d0 [ 125.143718][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.143897][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.144075][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.144281][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.144481][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 125.144709][ T12] PKRU: 55555554 [ 125.144826][ T12] Call Trace: [ 125.144917][ T12] [ 125.144982][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.145136][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.145284][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.145451][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.145576][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.145703][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.145827][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.145948][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.146098][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.146220][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.146344][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.146512][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.146641][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.146761][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.146880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.147039][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.147168][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.147392][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.147518][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.147670][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.147792][ T12] kthread (kernel/kthread.c:436) [ 125.147886][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.148038][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.148162][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.148281][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.148478][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.148606][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.148746][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.151205][ T12] ------------[ cut here ]------------ | [ 125.151395][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 125.151700][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.152229][ T12] Tainted: [W]=WARN [ 125.152385][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.152618][ T12] Workqueue: netns cleanup_net [ 125.152801][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.153008][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.153526][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.153744][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9000 RCX: 1ff4000000018eed [ 125.153972][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed90bc [ 125.154201][ T12] RBP: ff11000012b14000 R08: 1fe2200001ddb219 R09: ff11000001aed1d0 [ 125.154457][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.154704][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.154936][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.155197][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.155413][ T12] CR2: 00007f872cfe92a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 125.155666][ T12] PKRU: 55555554 [ 125.155820][ T12] Call Trace: [ 125.155959][ T12] [ 125.156072][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.156284][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.156507][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.156699][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.156875][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.157045][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.157218][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.157403][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.157618][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.157793][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.157983][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.158156][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.158325][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.158514][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.158750][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.158925][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.159100][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.159271][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.159470][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.159677][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.159849][ T12] kthread (kernel/kthread.c:436) [ 125.159993][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.160194][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.160390][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.160563][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.160776][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.160948][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.161120][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.169797][ T12] ------------[ cut here ]------------ | [ 125.169990][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 125.170311][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.171616][ T12] Tainted: [W]=WARN [ 125.171815][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.172047][ T12] Workqueue: netns cleanup_net [ 125.172224][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.172442][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.172936][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.173139][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8200 RCX: 1ff4000000018eed [ 125.173383][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed82bc [ 125.173623][ T12] RBP: ff1100000eb19000 R08: 1fe2200001ddb059 R09: ff11000001aed1d0 [ 125.173852][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.174108][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.174338][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.174615][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.174863][ T12] CR2: 00007f872cfe92a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 125.175097][ T12] PKRU: 55555554 [ 125.175237][ T12] Call Trace: [ 125.175390][ T12] [ 125.175504][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.175733][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.175935][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.176107][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.176279][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.176457][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.176640][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.176814][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.176986][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.177153][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.177328][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.177514][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.177700][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.177873][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.178045][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.178217][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.178422][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.178614][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.178798][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.178972][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.179141][ T12] kthread (kernel/kthread.c:436) [ 125.179283][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.179499][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.179683][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.179868][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.180070][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.180240][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.180425][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.182975][ T12] ------------[ cut here ]------------ | [ 125.183167][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 125.184061][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.184742][ T12] Tainted: [W]=WARN [ 125.184919][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.185120][ T12] Workqueue: netns cleanup_net [ 125.185293][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.185513][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.185998][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.186200][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907e00 RCX: 1ff4000000018eed [ 125.186441][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907ebc [ 125.186681][ T12] RBP: ff11000013704000 R08: 1fe2200001b20fd9 R09: ff11000001aed1d0 [ 125.186904][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.187161][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.187402][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.187676][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.187888][ T12] CR2: 00007f872cfe92a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 125.188130][ T12] PKRU: 55555554 [ 125.188270][ T12] Call Trace: [ 125.188424][ T12] [ 125.188537][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.188757][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.188956][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.189153][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.189324][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.189510][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.189725][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.189906][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.190088][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.190255][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.190444][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.190626][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.190799][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.190970][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.191167][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.191383][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.191557][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.191742][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.191917][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.192094][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.192263][ T12] kthread (kernel/kthread.c:436) [ 125.192419][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.192666][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.192840][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.193012][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.193212][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.193398][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.193569][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.196323][ T12] ------------[ cut here ]------------ | [ 125.196991][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 125.197411][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.198056][ T12] Tainted: [W]=WARN [ 125.198242][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.198528][ T12] Workqueue: netns cleanup_net [ 125.198771][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.199025][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.199560][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.199857][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907c40 RCX: 1ff4000000018eed [ 125.200939][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d907cfc [ 125.201213][ T12] RBP: ff1100000a804000 R08: 1fe2200001b20fa1 R09: ff11000001aed1d0 [ 125.201501][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.201790][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.202065][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.202385][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.202647][ T12] CR2: 00007f872cfe92a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 125.202926][ T12] PKRU: 55555554 [ 125.203134][ T12] Call Trace: [ 125.203317][ T12] [ 125.203486][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.203753][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.204014][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.204233][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.204511][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.204776][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.204946][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.205135][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.205309][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.205491][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.205684][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.205860][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.206028][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.206206][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.206390][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.206568][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.206760][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.206931][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.207108][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.207284][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.207475][ T12] kthread (kernel/kthread.c:436) [ 125.207631][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.207834][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.208005][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.208208][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.208424][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.208607][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.208783][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.211566][ T12] ------------[ cut here ]------------ | [ 125.211743][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 125.212025][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.212720][ T12] Tainted: [W]=WARN [ 125.212958][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.213253][ T12] Workqueue: netns cleanup_net [ 125.213539][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.213861][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.214473][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.214776][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906c80 RCX: 1ff4000000018eed [ 125.215082][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d906d3c [ 125.215381][ T12] RBP: ff1100000a0c4000 R08: 1fe2200001b20da9 R09: ff11000001aed1d0 [ 125.215671][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.215947][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.216222][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.216539][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.216807][ T12] CR2: 00007f872cfe92a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 125.217109][ T12] PKRU: 55555554 [ 125.217295][ T12] Call Trace: [ 125.217494][ T12] [ 125.217666][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.217917][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.218160][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.218394][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.218634][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.218853][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.219071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.219290][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.219524][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.219755][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.219976][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.220194][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.220425][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.220658][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.220900][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.221120][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.221409][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.221645][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.221868][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.222062][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.222248][ T12] kthread (kernel/kthread.c:436) [ 125.222401][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.222614][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.222789][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.222962][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.223161][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.223331][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.223519][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.226255][ T12] ------------[ cut here ]------------ | [ 125.226525][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 125.226921][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.227713][ T12] Tainted: [W]=WARN [ 125.227960][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.228254][ T12] Workqueue: netns cleanup_net [ 125.228542][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.228881][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.229430][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.229859][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d906040 RCX: 1ff4000000018eed [ 125.230143][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9060fc [ 125.230435][ T12] RBP: ff1100000fb49000 R08: 1fe2200001b20c21 R09: ff11000001aed1d0 [ 125.230726][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.231000][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.231276][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.231606][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.231859][ T12] CR2: 00007f872cfe92a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 125.232134][ T12] PKRU: 55555554 [ 125.232399][ T12] Call Trace: [ 125.232585][ T12] [ 125.232761][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.233011][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.233267][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.233502][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.233739][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.233971][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.234188][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.234421][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.234655][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.234872][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.235122][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.235339][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.235628][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.235849][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.236076][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.236295][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.236531][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.236821][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.237088][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.237383][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.237664][ T12] kthread (kernel/kthread.c:436) [ 125.237900][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.238187][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.238491][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.238776][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.239037][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.239205][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.239389][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.257102][ T12] ------------[ cut here ]------------ | [ 125.257314][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 125.258005][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.259145][ T12] Tainted: [W]=WARN [ 125.259291][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.259512][ T12] Workqueue: netns cleanup_net [ 125.259735][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.259945][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.260453][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.260680][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d907380 RCX: 1ff4000000018eed [ 125.260914][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90743c [ 125.261139][ T12] RBP: ff11000010329000 R08: 1fe2200001b20e89 R09: ff11000001aed1d0 [ 125.261382][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.261651][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.261903][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.262164][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.262376][ T12] CR2: 00007f872cfe92a0 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 125.262612][ T12] PKRU: 55555554 [ 125.262769][ T12] Call Trace: [ 125.262908][ T12] [ 125.263020][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.263227][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.263438][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.263617][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.263792][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.263984][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.264166][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.264339][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.264527][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.264715][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.264889][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.265060][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.265252][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.265445][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.265625][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.265798][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.265987][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.266157][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.266334][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.266537][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.266727][ T12] kthread (kernel/kthread.c:436) [ 125.266869][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.267067][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.267241][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.267426][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.267655][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.267848][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.268031][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.271118][ T12] ------------[ cut here ]------------ | [ 125.271278][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 125.271538][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.271989][ T12] Tainted: [W]=WARN [ 125.272078][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.272226][ T12] Workqueue: netns cleanup_net [ 125.272368][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.272540][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.272972][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.273122][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d9071c0 RCX: 1ff4000000018eed [ 125.273297][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90727c [ 125.273483][ T12] RBP: ff1100000f911000 R08: 1fe2200001b20e51 R09: ff11000001aed1d0 [ 125.273770][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.273947][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.274128][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.274341][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.274499][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 125.274688][ T12] PKRU: 55555554 [ 125.274798][ T12] Call Trace: [ 125.274888][ T12] [ 125.274950][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.275116][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.275262][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.275388][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.275506][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.275635][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.275754][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.275873][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.276013][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.276131][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.276252][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.276379][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.276497][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.276629][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.276759][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.276901][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.277025][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.277148][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.277284][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.277413][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.277536][ T12] kthread (kernel/kthread.c:436) [ 125.277647][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.277797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.277917][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.278038][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.278213][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.278333][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.278457][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.281265][ T12] ------------[ cut here ]------------ | [ 125.281414][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 125.281685][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.282160][ T12] Tainted: [W]=WARN [ 125.282255][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.282419][ T12] Workqueue: netns cleanup_net [ 125.282549][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.282723][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.283164][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 125.283324][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050740 RCX: 1ff4000000018e99 [ 125.283514][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060507fc [ 125.283709][ T12] RBP: ff1100000a37c000 R08: 1fe2200000c0a101 R09: ff11000001aed1d0 [ 125.283901][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.284090][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.284276][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.284501][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.284768][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 125.284955][ T12] PKRU: 55555554 [ 125.285047][ T12] Call Trace: [ 125.285139][ T12] [ 125.285205][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.285367][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.285525][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 125.285658][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.285789][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 125.285979][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 125.286104][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 125.286231][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 125.286370][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 125.286500][ T12] notifier_call_chain (kernel/notifier.c:85) [ 125.286635][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 125.286792][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.286956][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.287080][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.287206][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.287330][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.287460][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.287594][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.287725][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.287851][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.287978][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.288421][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.288544][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.288679][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.288802][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.288953][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.289088][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.289212][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.289341][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.289476][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.289918][ T12] kthread (kernel/kthread.c:436) [ 125.290012][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.290194][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.290320][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.290452][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.290622][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.290746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.290872][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.292942][ T12] ------------[ cut here ]------------ | [ 125.293084][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 125.293324][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.295002][ T12] Tainted: [W]=WARN [ 125.295100][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.295281][ T12] Workqueue: netns cleanup_net [ 125.295453][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.295625][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.296053][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 125.296203][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051c40 RCX: 1ff4000000018eed [ 125.296429][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051cfc [ 125.296618][ T12] RBP: ff11000004f6c000 R08: 1fe2200000c0a3a1 R09: ff11000001aed1d0 [ 125.296798][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.297000][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.297179][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.297440][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.297595][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 125.297781][ T12] PKRU: 55555554 [ 125.297881][ T12] Call Trace: [ 125.297990][ T12] [ 125.298057][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.298220][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.298417][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 125.298549][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 125.298681][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 125.298802][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 125.298922][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 125.299047][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 125.299170][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.299289][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.299461][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.299588][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.299850][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.299972][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.300090][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.300211][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.300335][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.300502][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.300664][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.300790][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.300909][ T12] kthread (kernel/kthread.c:436) [ 125.301000][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.301148][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.301269][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.301434][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.301621][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.301764][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.301887][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.317006][ T2675] ------------[ cut here ]------------ | [ 125.317200][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2675 | [ 125.317474][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.317936][ T2675] Tainted: [W]=WARN [ 125.318038][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.318207][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.318392][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.318882][ T2675] RSP: 0018:ffa0000000aafa80 EFLAGS: 00010286 [ 125.319052][ T2675] RAX: 00000000ffffffa6 RBX: ff11000006051000 RCX: 1ff4000000155f16 [ 125.319254][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060510bc [ 125.319460][ T2675] RBP: ff1100000fb74000 R08: 1fe2200000c0a219 R09: ff1100000e80ae80 [ 125.319666][ T2675] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 125.319866][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb74000 [ 125.320066][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.320301][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.320475][ T2675] CR2: 00007f4e339d8430 CR3: 0000000009a4f001 CR4: 0000000000771ef0 [ 125.320688][ T2675] PKRU: 55555554 [ 125.320789][ T2675] Call Trace: [ 125.320888][ T2675] [ 125.320957][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.321091][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.321226][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.321328][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.321471][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.321656][ T2675] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.321797][ T2675] register_netdev (net/core/dev.c:11552) [ 125.321941][ T2675] loopback_net_init (drivers/net/loopback.c:218) [ 125.322076][ T2675] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 125.322213][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.322319][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.322429][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.322567][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.322713][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.322849][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.322983][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.323119][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.323254][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.323393][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.323529][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.323722][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.323858][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.323993][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.324127][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.324262][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.324403][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.324538][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.324682][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.324850][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.324991][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.325480][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.325694][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.325908][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.326107][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.326305][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.326516][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.330946][ T2675] ------------[ cut here ]------------ | [ 125.331097][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2675 | [ 125.331367][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.331825][ T2675] Tainted: [W]=WARN [ 125.331925][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.332091][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.332265][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.332759][ T2675] RSP: 0018:ffa0000000aaf918 EFLAGS: 00010286 [ 125.332930][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000b31cc80 RCX: 1ff4000000155ee9 [ 125.333130][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cd3c [ 125.333328][ T2675] RBP: ff1100000e844000 R08: 1fe22000016639a9 R09: ff1100000e80ae80 [ 125.333533][ T2675] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 125.333743][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e844000 [ 125.333945][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.334179][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.334352][ T2675] CR2: 00007f4e339d8430 CR3: 0000000009a4f001 CR4: 0000000000771ef0 [ 125.334558][ T2675] PKRU: 55555554 [ 125.334665][ T2675] Call Trace: [ 125.334766][ T2675] [ 125.334837][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.334972][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.335108][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.335210][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.335352][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.335519][ T2675] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.335664][ T2675] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.335800][ T2675] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.335935][ T2675] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.336069][ T2675] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.336208][ T2675] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.336345][ T2675] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.336488][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.336595][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.336703][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.336839][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.336974][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.337108][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.337244][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.337387][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.337522][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.337670][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.337805][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.337939][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.338074][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.338210][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.338344][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.338482][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.338626][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.338758][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.338897][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.339068][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.339206][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.339733][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.339938][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.340135][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.340332][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.340538][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.340749][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.345914][ T2675] ------------[ cut here ]------------ | [ 125.346084][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2675 | [ 125.346357][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.346815][ T2675] Tainted: [W]=WARN [ 125.346916][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.347084][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.347259][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.347812][ T2675] RSP: 0018:ffa0000000aaf8f8 EFLAGS: 00010286 [ 125.347981][ T2675] RAX: 00000000ffffffa6 RBX: ff110000057bb540 RCX: 1ff4000000155ee5 [ 125.348184][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb5fc [ 125.348447][ T2675] RBP: ff11000010751000 R08: 1fe2200000af76c1 R09: ff1100000e80ae80 [ 125.348658][ T2675] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 125.348856][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010751000 [ 125.349058][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.349292][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.349519][ T2675] CR2: 00007f4e339d8430 CR3: 0000000009a4f001 CR4: 0000000000771ef0 [ 125.349733][ T2675] PKRU: 55555554 [ 125.349836][ T2675] Call Trace: [ 125.349936][ T2675] [ 125.350006][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.350141][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.350276][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.350437][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.350574][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.350751][ T2675] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.350889][ T2675] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.351025][ T2675] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.351165][ T2675] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.351307][ T2675] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.351504][ T2675] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.351652][ T2675] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 125.351787][ T2675] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 125.351924][ T2675] vti_init_net (net/ipv4/ip_vti.c:517) [ 125.352058][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.352162][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.352265][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.352459][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.352604][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.352740][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.352877][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.353014][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.353150][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.353285][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.353485][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.353631][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.353768][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.353904][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.354038][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.354173][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.354306][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.354498][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.354647][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.354815][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.354958][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.355501][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.355716][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.355916][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.356117][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.356317][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.356580][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.358813][ T12] ------------[ cut here ]------------ | [ 125.358940][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 125.359180][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.359634][ T12] Tainted: [W]=WARN [ 125.359725][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.359878][ T12] Workqueue: netns cleanup_net [ 125.360009][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.360166][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.360610][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 125.360765][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000018ed5 [ 125.360943][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 125.361124][ T12] RBP: ff11000008e54000 R08: 1fe22000016c6d71 R09: ff11000001aed1d0 [ 125.361304][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.361491][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.361681][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.361892][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.362043][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 125.362227][ T12] PKRU: 55555554 [ 125.362319][ T12] Call Trace: [ 125.362421][ T12] [ 125.362485][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 125.362654][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 125.362807][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 125.362930][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 125.363052][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.363174][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 125.363297][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 125.363427][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 125.363550][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 125.363679][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.363804][ T12] cleanup_net (net/core/net_namespace.c:702) [ 125.363925][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 125.364046][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 125.364171][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.364290][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.364420][ T12] process_one_work (kernel/workqueue.c:3314) [ 125.364545][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.364681][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.364807][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.364932][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.365053][ T12] kthread (kernel/kthread.c:436) [ 125.365146][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.365297][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.365426][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.365547][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.365706][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.365827][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 125.365950][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.376956][ T2675] ------------[ cut here ]------------ | [ 125.377118][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2675 | [ 125.377396][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.377858][ T2675] Tainted: [W]=WARN [ 125.377960][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.378127][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.378300][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.378807][ T2675] RSP: 0018:ffa0000000aafa78 EFLAGS: 00010286 [ 125.378977][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff4000000155f15 [ 125.379178][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 125.379383][ T2675] RBP: ff1100000dbf9000 R08: 1fe22000016c6fd9 R09: ff1100000e80ae80 [ 125.379588][ T2675] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.379794][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbf9000 [ 125.379995][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.380229][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.380406][ T2675] CR2: 000055f6a15ced5c CR3: 0000000009a4f006 CR4: 0000000000771ef0 [ 125.380619][ T2675] PKRU: 55555554 [ 125.380718][ T2675] Call Trace: [ 125.380816][ T2675] [ 125.380885][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.381024][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.381158][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.381260][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.381404][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.381569][ T2675] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.381714][ T2675] register_netdev (net/core/dev.c:11552) [ 125.381849][ T2675] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 125.381985][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.382087][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.382189][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.382320][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.382459][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.382597][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.382737][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.382874][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.383008][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.383142][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.383276][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.383415][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.383550][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.383693][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.383824][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.383956][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.384089][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.384220][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.384361][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.384527][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.384675][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.385147][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.385355][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.385569][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.385776][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.385974][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.386188][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.391070][ T2675] ------------[ cut here ]------------ | [ 125.391246][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2675 | [ 125.391519][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.391972][ T2675] Tainted: [W]=WARN [ 125.392074][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.392241][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.392418][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.392932][ T2675] RSP: 0018:ffa0000000aafa68 EFLAGS: 00010286 [ 125.393100][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000ce32900 RCX: 1ff4000000155f13 [ 125.393301][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce329bc [ 125.393504][ T2675] RBP: ff110000097a4000 R08: 1fe22000019c6539 R09: ff1100000e80ae80 [ 125.393715][ T2675] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.393913][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097a4000 [ 125.394114][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.394352][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.394518][ T2675] CR2: 000055f6a15ced5c CR3: 0000000009a4f006 CR4: 0000000000771ef0 [ 125.394733][ T2675] PKRU: 55555554 [ 125.394836][ T2675] Call Trace: [ 125.394935][ T2675] [ 125.395005][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.395138][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.395271][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.395377][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.395511][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.395689][ T2675] register_netdev (net/core/dev.c:11552) [ 125.395822][ T2675] sit_init_net (net/ipv6/sit.c:1860) [ 125.395959][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.396061][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.396162][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.396301][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.396440][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.396575][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.396720][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.396856][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.396990][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.397123][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.397255][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.397395][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.397528][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.397719][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.397853][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.397987][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.398120][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.398254][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.398392][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.398559][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.398706][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.399181][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.399386][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.399588][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.399792][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.399992][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.400212][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.405017][ T2675] ------------[ cut here ]------------ | [ 125.405161][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2675 | [ 125.405425][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.405884][ T2675] Tainted: [W]=WARN [ 125.405992][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.406173][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.406351][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.406838][ T2675] RSP: 0018:ffa0000000aafa78 EFLAGS: 00010286 [ 125.407005][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000e9eda80 RCX: 1ff4000000155f15 [ 125.407204][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edb3c [ 125.407409][ T2675] RBP: ff110000128bc000 R08: 1fe2200001d3db69 R09: ff1100000e80ae80 [ 125.407619][ T2675] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.407818][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128bc000 [ 125.408018][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.408251][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.408724][ T2675] CR2: 000055f6a15ced5c CR3: 0000000009a4f006 CR4: 0000000000771ef0 [ 125.408932][ T2675] PKRU: 55555554 [ 125.409033][ T2675] Call Trace: [ 125.409134][ T2675] [ 125.409204][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.409337][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.409504][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.409623][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.409759][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.409925][ T2675] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.410068][ T2675] register_netdev (net/core/dev.c:11552) [ 125.410201][ T2675] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 125.410335][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.410442][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.410543][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.410741][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.410873][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.411009][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.411142][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.411278][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.411416][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.411550][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.411695][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.411829][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.411965][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.412101][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.412234][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.412371][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.412503][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.412648][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.412783][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.412948][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.413085][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.413563][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.413782][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.413980][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.414181][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.414384][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.414604][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.419530][ T2675] ------------[ cut here ]------------ | [ 125.419707][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2675 | [ 125.419976][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.420444][ T2675] Tainted: [W]=WARN [ 125.420556][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.420745][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.420919][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.421408][ T2675] RSP: 0018:ffa0000000aaf918 EFLAGS: 00010286 [ 125.421579][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff4000000155ee9 [ 125.421789][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 125.421985][ T2675] RBP: ff11000012aa9000 R08: 1fe2200001430ef9 R09: ff1100000e80ae80 [ 125.422183][ T2675] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.422386][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012aa9000 [ 125.422592][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.422828][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.422999][ T2675] CR2: 000055f6a15ced5c CR3: 0000000009a4f006 CR4: 0000000000771ef0 [ 125.423205][ T2675] PKRU: 55555554 [ 125.423305][ T2675] Call Trace: [ 125.423411][ T2675] [ 125.423479][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.423624][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.423756][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.423858][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.423993][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.424157][ T2675] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.424295][ T2675] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.424431][ T2675] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.424563][ T2675] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.424708][ T2675] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.424843][ T2675] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.424980][ T2675] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.425116][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.425220][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.425323][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.425518][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.425661][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.425798][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.425932][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.426068][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.426202][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.426337][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.426528][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.426671][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.426807][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.426942][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.427076][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.427208][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.427340][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.427533][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.427675][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.427840][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.427978][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.428541][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.428755][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.428954][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.429151][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.429407][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.429616][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.434284][ T2675] ------------[ cut here ]------------ | [ 125.434480][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2675 | [ 125.434763][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.435206][ T2675] Tainted: [W]=WARN [ 125.435308][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.435493][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.435705][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.436181][ T2675] RSP: 0018:ffa0000000aaf918 EFLAGS: 00010286 [ 125.436364][ T2675] RAX: 00000000ffffffa6 RBX: ff11000006051380 RCX: 1ff4000000155ee9 [ 125.436575][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605143c [ 125.436785][ T2675] RBP: ff110000136b9000 R08: 1fe2200000c0a289 R09: ff1100000e80ae80 [ 125.436982][ T2675] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 125.437181][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136b9000 [ 125.437407][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.437651][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.437829][ T2675] CR2: 00007f4e339d8430 CR3: 0000000009a4f001 CR4: 0000000000771ef0 [ 125.438031][ T2675] PKRU: 55555554 [ 125.438129][ T2675] Call Trace: [ 125.438228][ T2675] [ 125.438296][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.438436][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.438570][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.438684][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.438820][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.438986][ T2675] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.439121][ T2675] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.439255][ T2675] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.439395][ T2675] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.439529][ T2675] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.439672][ T2675] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.439810][ T2675] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.439946][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.440051][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.440152][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.440287][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.440426][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.440562][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.440706][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.440842][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.440979][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.441112][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.441246][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.441388][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.441522][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.441715][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.441849][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.441984][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.442118][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.442251][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.442392][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.442558][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.442705][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.443181][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.443446][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.443657][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.443856][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.444055][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.444258][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.449266][ T2675] ------------[ cut here ]------------ | [ 125.449460][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2675 | [ 125.449746][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.450193][ T2675] Tainted: [W]=WARN [ 125.450296][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.450471][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.450661][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.451140][ T2675] RSP: 0018:ffa0000000aaf918 EFLAGS: 00010286 [ 125.451310][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000e1a0ac0 RCX: 1ff4000000155ee9 [ 125.451557][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a0b7c [ 125.451767][ T2675] RBP: ff1100000f94c000 R08: 1fe2200001c34171 R09: ff1100000e80ae80 [ 125.451967][ T2675] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 125.452168][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f94c000 [ 125.452376][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.452628][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.452796][ T2675] CR2: 00007f4e339d8430 CR3: 0000000009a4f001 CR4: 0000000000771ef0 [ 125.453000][ T2675] PKRU: 55555554 [ 125.453101][ T2675] Call Trace: [ 125.453202][ T2675] [ 125.453272][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.453413][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.453549][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.453675][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.453813][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.453981][ T2675] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.454127][ T2675] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.454262][ T2675] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.454403][ T2675] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.454538][ T2675] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.454685][ T2675] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.454821][ T2675] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.454959][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.455062][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.455165][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.455298][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.455438][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.455575][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.455722][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.455860][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.455996][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.456132][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.456266][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.456407][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.456540][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.456683][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.456818][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.456952][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.457090][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.457231][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.457371][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.457536][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.457686][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.458164][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.458372][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.458572][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.458799][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.458999][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.459198][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.471196][ T2675] ------------[ cut here ]------------ | [ 125.471366][ T2675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2675 | [ 125.471685][ T2675] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.472188][ T2675] Tainted: [W]=WARN [ 125.472290][ T2675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.472501][ T2675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.472692][ T2675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.473179][ T2675] RSP: 0018:ffa0000000aafa70 EFLAGS: 00010286 [ 125.473356][ T2675] RAX: 00000000ffffffa6 RBX: ff1100000b449540 RCX: 1ff4000000155f14 [ 125.473564][ T2675] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4495fc [ 125.473780][ T2675] RBP: ff1100000e8f9000 R08: 1fe22000016892c1 R09: ff1100000e80ae80 [ 125.473988][ T2675] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 125.474194][ T2675] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8f9000 [ 125.474408][ T2675] FS: 00007f4e337d1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.474663][ T2675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.474837][ T2675] CR2: 00007f4e339d8430 CR3: 0000000009a4f001 CR4: 0000000000771ef0 [ 125.475043][ T2675] PKRU: 55555554 [ 125.475145][ T2675] Call Trace: [ 125.475250][ T2675] [ 125.475322][ T2675] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.475463][ T2675] ? notifier_call_chain (kernel/notifier.c:85) [ 125.475610][ T2675] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.475715][ T2675] register_netdevice (net/core/dev.c:11488) [ 125.475855][ T2675] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.476025][ T2675] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.476165][ T2675] register_netdev (net/core/dev.c:11552) [ 125.476301][ T2675] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 125.476447][ T2675] ops_init (net/core/net_namespace.c:137) [ 125.476553][ T2675] setup_net (net/core/net_namespace.c:446) [ 125.476666][ T2675] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.476804][ T2675] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.476943][ T2675] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.477082][ T2675] copy_net_ns (net/core/net_namespace.c:579) [ 125.477222][ T2675] create_new_namespaces (kernel/nsproxy.c:132) [ 125.477425][ T2675] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.477565][ T2675] ksys_unshare (kernel/fork.c:3243) [ 125.477715][ T2675] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.477854][ T2675] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.477992][ T2675] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.478130][ T2675] ? __ia32_sys_open (fs/open.c:1374) [ 125.478271][ T2675] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.478468][ T2675] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.478615][ T2675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.478751][ T2675] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.478922][ T2675] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.479061][ T2675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.479230][ T2675] RIP: 0033:0x7f4e33a93bcb [ 125.479432][ T2675] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.479985][ T2675] RSP: 002b:00007ffd0c1be048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 125.480191][ T2675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4e33a93bcb [ 125.480454][ T2675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.480668][ T2675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.480872][ T2675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0c1c0270 [ 125.481074][ T2675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0c1c1877 | [ 125.522147][ T2676] ------------[ cut here ]------------ | [ 125.522376][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2676 | [ 125.522711][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.523295][ T2676] Tainted: [W]=WARN [ 125.523462][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.523699][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.523924][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.524482][ T2676] RSP: 0018:ffa0000000c2fa80 EFLAGS: 00010286 [ 125.524751][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000278b000 RCX: 1ff4000000185f16 [ 125.525004][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b0bc [ 125.525254][ T2676] RBP: ff1100000b2dc000 R08: 1fe22000004f1619 R09: ff1100000e808b80 [ 125.525517][ T2676] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.525785][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b2dc000 [ 125.526039][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.526375][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.526595][ T2676] CR2: 00007f5dced1dc20 CR3: 00000000126b2005 CR4: 0000000000771ef0 [ 125.526860][ T2676] PKRU: 55555554 [ 125.527018][ T2676] Call Trace: [ 125.527170][ T2676] [ 125.527290][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.527492][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.527695][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.527850][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.528037][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.528255][ T2676] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.528455][ T2676] register_netdev (net/core/dev.c:11552) [ 125.528660][ T2676] loopback_net_init (drivers/net/loopback.c:218) [ 125.528846][ T2676] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 125.529033][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.529206][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.529384][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.529566][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.529786][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.529974][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.530161][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.530373][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.530558][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.530759][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.530945][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.531131][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.531322][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.531525][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.531761][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.531948][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.532198][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.532401][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.532591][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.532819][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.533008][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.533563][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.533846][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.534092][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.534339][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.534611][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.534863][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.539693][ T2676] ------------[ cut here ]------------ | [ 125.539894][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2676 | [ 125.540227][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.541546][ T2676] Tainted: [W]=WARN [ 125.541711][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.541942][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.542165][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.542721][ T2676] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 125.542941][ T2676] RAX: 00000000ffffffa6 RBX: ff11000008f65000 RCX: 1ff4000000185ee9 [ 125.543193][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f650bc [ 125.543456][ T2676] RBP: ff110000086c9000 R08: 1fe22000011eca19 R09: ff1100000e808b80 [ 125.543718][ T2676] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 125.543984][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086c9000 [ 125.544233][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.544529][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.544781][ T2676] CR2: 00007f5dced1dc20 CR3: 00000000126b2005 CR4: 0000000000771ef0 [ 125.545033][ T2676] PKRU: 55555554 [ 125.545181][ T2676] Call Trace: [ 125.545330][ T2676] [ 125.545463][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.545667][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.545852][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.546005][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.546189][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.546435][ T2676] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.546634][ T2676] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.546832][ T2676] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.547019][ T2676] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.547209][ T2676] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.547421][ T2676] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.547618][ T2676] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.547807][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.547964][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.548117][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.548298][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.548498][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.548703][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.548890][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.549080][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.549266][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.549465][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.549689][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.549877][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.550062][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.550263][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.550460][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.550662][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.550846][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.551028][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.551212][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.551442][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.551684][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.552217][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.552480][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.552747][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.552995][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.553243][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.553504][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.558997][ T2676] ------------[ cut here ]------------ | [ 125.559169][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2676 | [ 125.559466][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.559930][ T2676] Tainted: [W]=WARN [ 125.560032][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.560202][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.560389][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.560885][ T2676] RSP: 0018:ffa0000000c2f8f8 EFLAGS: 00010286 [ 125.561056][ T2676] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff4000000185ee5 [ 125.561257][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 125.561462][ T2676] RBP: ff11000009839000 R08: 1fe22000025142f9 R09: ff1100000e808b80 [ 125.561673][ T2676] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.561875][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009839000 [ 125.562078][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.562316][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.562495][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.562707][ T2676] PKRU: 55555554 [ 125.562810][ T2676] Call Trace: [ 125.562911][ T2676] [ 125.562981][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.563118][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.563255][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.563363][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.563500][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.563678][ T2676] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.563814][ T2676] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.563966][ T2676] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.564102][ T2676] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.564239][ T2676] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.564381][ T2676] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.564517][ T2676] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 125.564666][ T2676] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 125.564804][ T2676] vti_init_net (net/ipv4/ip_vti.c:517) [ 125.564940][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.565045][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.565148][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.565285][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.565429][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.565594][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.565737][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.565876][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.566012][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.566147][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.566281][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.566421][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.566559][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.566702][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.566840][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.566977][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.567113][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.567258][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.567397][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.567566][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.567718][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.568225][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.568434][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.568647][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.568851][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.569054][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.569256][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.573540][ T2676] ------------[ cut here ]------------ | [ 125.573704][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2676 | [ 125.573972][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.574428][ T2676] Tainted: [W]=WARN [ 125.574531][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.574709][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.574886][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.575378][ T2676] RSP: 0018:ffa0000000c2fa78 EFLAGS: 00010286 [ 125.575547][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000c4158c0 RCX: 1ff4000000185f15 [ 125.575788][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41597c [ 125.576001][ T2676] RBP: ff11000008f0c000 R08: 1fe2200001882b31 R09: ff1100000e808b80 [ 125.576202][ T2676] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.576409][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f0c000 [ 125.576624][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.576860][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.577030][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.577240][ T2676] PKRU: 55555554 [ 125.577340][ T2676] Call Trace: [ 125.577447][ T2676] [ 125.577516][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.577679][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.577834][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.577938][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.578074][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.578244][ T2676] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.578389][ T2676] register_netdev (net/core/dev.c:11552) [ 125.578523][ T2676] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 125.578666][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.578769][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.578870][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.579003][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.579137][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.579305][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.579448][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.579589][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.579730][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.579865][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.580010][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.580144][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.580281][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.580423][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.580558][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.580701][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.580857][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.580994][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.581256][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.581427][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.581567][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.582083][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.582287][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.582493][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.582701][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.582905][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.583107][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.588451][ T2676] ------------[ cut here ]------------ | [ 125.588625][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2676 | [ 125.588892][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.589341][ T2676] Tainted: [W]=WARN [ 125.589469][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.589651][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.589828][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.590308][ T2676] RSP: 0018:ffa0000000c2fa68 EFLAGS: 00010286 [ 125.590507][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000a15a740 RCX: 1ff4000000185f13 [ 125.590726][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15a7fc [ 125.590927][ T2676] RBP: ff110000097a1000 R08: 1fe220000142b501 R09: ff1100000e808b80 [ 125.591131][ T2676] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.591330][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097a1000 [ 125.591560][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.591811][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.591981][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.592184][ T2676] PKRU: 55555554 [ 125.592287][ T2676] Call Trace: [ 125.592397][ T2676] [ 125.592467][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.592616][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.592753][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.592868][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.593009][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.593182][ T2676] register_netdev (net/core/dev.c:11552) [ 125.593318][ T2676] sit_init_net (net/ipv6/sit.c:1860) [ 125.593459][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.593562][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.593674][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.593809][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.593943][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.594106][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.594455][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.594596][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.594739][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.594875][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.595009][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.595146][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.595283][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.595425][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.595559][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.595701][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.595835][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.595970][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.596106][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.596276][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.596482][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.596978][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.597184][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.597469][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.597699][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.597900][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.598102][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.610476][ T2676] ------------[ cut here ]------------ | [ 125.610671][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2676 | [ 125.610939][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.611430][ T2676] Tainted: [W]=WARN [ 125.611533][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.611736][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.611931][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.612451][ T2676] RSP: 0018:ffa0000000c2fa78 EFLAGS: 00010286 [ 125.612633][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000b05ec80 RCX: 1ff4000000185f15 [ 125.612832][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b05ed3c [ 125.613030][ T2676] RBP: ff1100001370c000 R08: 1fe220000160bda9 R09: ff1100000e808b80 [ 125.613228][ T2676] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.613434][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001370c000 [ 125.613671][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.613905][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.614097][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.614329][ T2676] PKRU: 55555554 [ 125.614440][ T2676] Call Trace: [ 125.614541][ T2676] [ 125.614629][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.614780][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.614912][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.615031][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.615182][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.615355][ T2676] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.615493][ T2676] register_netdev (net/core/dev.c:11552) [ 125.615635][ T2676] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 125.615768][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.615870][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.616572][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.616751][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.616891][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.617052][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.617218][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.617401][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.617556][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.617707][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.617847][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.617989][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.618130][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.618273][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.618450][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.618650][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.618796][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.618933][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.619067][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.619233][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.619422][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.620041][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.620242][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.620449][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.620674][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.620871][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.621071][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.625200][ T2676] ------------[ cut here ]------------ | [ 125.625870][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2676 | [ 125.626187][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.626850][ T2676] Tainted: [W]=WARN [ 125.626968][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.627141][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.627312][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.627893][ T2676] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 125.628403][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000a15bc40 RCX: 1ff4000000185ee9 [ 125.628632][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15bcfc [ 125.629256][ T2676] RBP: ff1100000fea9000 R08: 1fe220000142b7a1 R09: ff1100000e808b80 [ 125.629519][ T2676] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.629772][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fea9000 [ 125.629973][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.630209][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.630431][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.630703][ T2676] PKRU: 55555554 [ 125.630802][ T2676] Call Trace: [ 125.630902][ T2676] [ 125.630971][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.631114][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.631269][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.631376][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.631511][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.631745][ T2676] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.631884][ T2676] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.632015][ T2676] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.632149][ T2676] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.632283][ T2676] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.632424][ T2676] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.632562][ T2676] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.632706][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.632808][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.632923][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.633055][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.633189][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.633323][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.633464][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.633604][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.633755][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.634199][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.634332][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.634475][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.634628][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.634793][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.634926][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.635061][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.635212][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.635343][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.635485][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.635681][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.635821][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.636297][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.636511][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.636723][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.636923][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.637120][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.637317][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.642268][ T2676] ------------[ cut here ]------------ | [ 125.642696][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2676 | [ 125.643010][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.643454][ T2676] Tainted: [W]=WARN [ 125.643555][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.643731][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.643904][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.644373][ T2676] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 125.644544][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000fa76200 RCX: 1ff4000000185ee9 [ 125.644756][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa762bc [ 125.644951][ T2676] RBP: ff11000008acc000 R08: 1fe2200001f4ec59 R09: ff1100000e808b80 [ 125.645147][ T2676] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.645391][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008acc000 [ 125.645624][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.645869][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.646039][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.646253][ T2676] PKRU: 55555554 [ 125.646358][ T2676] Call Trace: [ 125.646460][ T2676] [ 125.646529][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.646674][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.646808][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.646916][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.647051][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.647218][ T2676] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.647358][ T2676] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.647495][ T2676] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.647638][ T2676] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.647773][ T2676] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.647911][ T2676] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.648066][ T2676] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.648212][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.648330][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.648495][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.648640][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.648789][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.648923][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.649071][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.649209][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.649343][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.649540][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.649699][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.649835][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.649973][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.650105][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.650235][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.650421][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.650617][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.650750][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.650883][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.651060][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.651198][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.651830][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.652029][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.652246][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.652534][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.652749][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.652947][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.659081][ T2676] ------------[ cut here ]------------ | [ 125.659251][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2676 | [ 125.659520][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.659971][ T2676] Tainted: [W]=WARN [ 125.660084][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.660252][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.660430][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.660926][ T2676] RSP: 0018:ffa0000000c2f918 EFLAGS: 00010286 [ 125.661093][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000eecd380 RCX: 1ff4000000185ee9 [ 125.661291][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd43c [ 125.661498][ T2676] RBP: ff1100000e954000 R08: 1fe2200001dd9a89 R09: ff1100000e808b80 [ 125.661702][ T2676] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.661900][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e954000 [ 125.662103][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.662336][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.662509][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.662716][ T2676] PKRU: 55555554 [ 125.662823][ T2676] Call Trace: [ 125.662923][ T2676] [ 125.662991][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.663122][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.663253][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.663362][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.663498][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.663675][ T2676] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.663810][ T2676] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 125.663942][ T2676] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 125.664074][ T2676] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 125.664209][ T2676] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 125.664344][ T2676] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 125.664485][ T2676] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 125.664630][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.664753][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.664862][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.665024][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.665158][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.665294][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.665488][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.665633][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.665765][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.665901][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.666032][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.666163][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.666294][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.666488][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.666631][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.666764][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.666899][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.667046][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.667193][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.667416][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.667626][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.668111][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.668311][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.668571][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.668802][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.669001][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.669198][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.674131][ T2676] ------------[ cut here ]------------ | [ 125.674282][ T2676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2676 | [ 125.674553][ T2676] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.675005][ T2676] Tainted: [W]=WARN [ 125.675109][ T2676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.675313][ T2676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.675496][ T2676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.675993][ T2676] RSP: 0018:ffa0000000c2fa70 EFLAGS: 00010286 [ 125.676164][ T2676] RAX: 00000000ffffffa6 RBX: ff1100000fa771c0 RCX: 1ff4000000185f14 [ 125.676370][ T2676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa7727c [ 125.676572][ T2676] RBP: ff11000009749000 R08: 1fe2200001f4ee51 R09: ff1100000e808b80 [ 125.676795][ T2676] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 125.676998][ T2676] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009749000 [ 125.677200][ T2676] FS: 00007f5dceb1c840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.677445][ T2676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.677626][ T2676] CR2: 000055f6a15ced5c CR3: 00000000126b2001 CR4: 0000000000771ef0 [ 125.677850][ T2676] PKRU: 55555554 [ 125.677952][ T2676] Call Trace: [ 125.678052][ T2676] [ 125.678121][ T2676] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.678261][ T2676] ? notifier_call_chain (kernel/notifier.c:85) [ 125.678400][ T2676] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.678507][ T2676] register_netdevice (net/core/dev.c:11488) [ 125.678655][ T2676] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 125.678853][ T2676] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.678990][ T2676] register_netdev (net/core/dev.c:11552) [ 125.679125][ T2676] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 125.679267][ T2676] ops_init (net/core/net_namespace.c:137) [ 125.679379][ T2676] setup_net (net/core/net_namespace.c:446) [ 125.679484][ T2676] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 125.679658][ T2676] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 125.679798][ T2676] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 125.679937][ T2676] copy_net_ns (net/core/net_namespace.c:579) [ 125.680074][ T2676] create_new_namespaces (kernel/nsproxy.c:132) [ 125.680212][ T2676] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 125.680353][ T2676] ksys_unshare (kernel/fork.c:3243) [ 125.680493][ T2676] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.680635][ T2676] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 125.680773][ T2676] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 125.680945][ T2676] ? __ia32_sys_open (fs/open.c:1374) [ 125.681085][ T2676] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 125.681221][ T2676] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 125.681379][ T2676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.681519][ T2676] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.681668][ T2676] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.681803][ T2676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.681977][ T2676] RIP: 0033:0x7f5dceddebcb [ 125.682119][ T2676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 125.682638][ T2676] RSP: 002b:00007ffe9db679f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 125.682843][ T2676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5dceddebcb [ 125.683045][ T2676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 125.683248][ T2676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 125.683465][ T2676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9db69c20 [ 125.683677][ T2676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9db6a877 | [ 125.719984][ T2677] ------------[ cut here ]------------ | [ 125.720172][ T2677] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2677 | [ 125.720462][ T2677] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.720946][ T2677] Tainted: [W]=WARN [ 125.721050][ T2677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.721222][ T2677] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.721410][ T2677] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.721917][ T2677] RSP: 0018:ffa0000000aaee30 EFLAGS: 00010286 [ 125.722094][ T2677] RAX: 00000000ffffffa6 RBX: ff1100000c216740 RCX: 1ff4000000155d8c [ 125.722301][ T2677] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2167fc [ 125.722513][ T2677] RBP: ff1100000e8fc000 R08: 1fe2200001842d01 R09: ff1100000dbb5180 [ 125.722732][ T2677] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 125.722938][ T2677] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b019208 [ 125.723149][ T2677] FS: 00007ff67fb7f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.723395][ T2677] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.723569][ T2677] CR2: 000000000042ebe0 CR3: 0000000009a4f003 CR4: 0000000000771ef0 [ 125.723786][ T2677] PKRU: 55555554 [ 125.723890][ T2677] Call Trace: [ 125.723993][ T2677] [ 125.724065][ T2677] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.724205][ T2677] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.724344][ T2677] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.724524][ T2677] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 125.724670][ T2677] __dev_notify_flags (net/core/dev.c:9787) [ 125.724807][ T2677] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 125.724945][ T2677] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 125.725083][ T2677] ? netif_change_name (net/core/dev.c:1495) [ 125.725220][ T2677] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 125.725418][ T2677] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 125.725555][ T2677] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 125.725702][ T2677] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.725840][ T2677] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.725977][ T2677] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 125.726118][ T2677] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 125.726257][ T2677] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 125.726474][ T2677] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 125.726623][ T2677] veth_newlink (drivers/net/veth.c:1871) [ 125.726763][ T2677] ? veth_poll_controller (drivers/net/veth.c:1470) [ 125.726898][ T2677] ? kasan_save_stack (mm/kasan/common.c:57) [ 125.727036][ T2677] ? kasan_save_track (mm/kasan/common.c:78) [ 125.727174][ T2677] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 125.727329][ T2677] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 125.727563][ T2677] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 125.727716][ T2677] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 125.727853][ T2677] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.727992][ T2677] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 125.728134][ T2677] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 125.728276][ T2677] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 125.728446][ T2677] ? __dev_get_by_name (net/core/dev.c:883) [ 125.728589][ T2677] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 125.728741][ T2677] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 125.728886][ T2677] rtnl_newlink (net/core/rtnetlink.c:4150) [ 125.729026][ T2677] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.729164][ T2677] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.729302][ T2677] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.729448][ T2677] ? mark_usage (kernel/locking/lockdep.c:4674) [ 125.729592][ T2677] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.729741][ T2677] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.729882][ T2677] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.730024][ T2677] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 125.730163][ T2677] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.730299][ T2677] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.730441][ T2677] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.730584][ T2677] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.730728][ T2677] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.730868][ T2677] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 125.731007][ T2677] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.731146][ T2677] ? netlink_ack (./include/linux/skbuff.h:2718) [ 125.731286][ T2677] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 125.731426][ T2677] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 125.731565][ T2677] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 125.731739][ T2677] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 125.731879][ T2677] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.732019][ T2677] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 125.732161][ T2677] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.732299][ T2677] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 125.732444][ T2677] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 125.732588][ T2677] ? copy_msghdr_from_user (net/socket.c:2635) [ 125.732731][ T2677] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 125.732903][ T2677] ? move_addr_to_kernel (net/socket.c:258) [ 125.733044][ T2677] ___sys_sendmsg (net/socket.c:2752) [ 125.733182][ T2677] ? copy_msghdr_from_user (net/socket.c:2603) [ 125.733326][ T2677] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.733509][ T2677] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 125.733658][ T2677] __sys_sendmsg (net/socket.c:2784) [ 125.733796][ T2677] ? __sys_sendmsg_sock (net/socket.c:2765) [ 125.733938][ T2677] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 125.734077][ T2677] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.734218][ T2677] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.734362][ T2677] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.734498][ T2677] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.734645][ T2677] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.734814][ T2677] RIP: 0033:0x7ff67fdb908e [ 125.734959][ T2677] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 125.735453][ T2677] RSP: 002b:00007ffd11d83820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 125.735669][ T2677] RAX: ffffffffffffffda RBX: 00007ffd11d83fd0 RCX: 00007ff67fdb908e [ 125.735873][ T2677] RDX: 0000000000000000 RSI: 00007ffd11d838d0 RDI: 0000000000000005 [ 125.736076][ T2677] RBP: 00007ffd11d83830 R08: 0000000000000000 R09: 0000000000000000 [ 125.736280][ T2677] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02f [ 125.736490][ T2677] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd11d83f90 | [ 125.750539][ T2677] ------------[ cut here ]------------ | [ 125.750738][ T2677] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2677 | [ 125.751014][ T2677] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.751475][ T2677] Tainted: [W]=WARN [ 125.751579][ T2677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.751759][ T2677] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.751936][ T2677] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.752421][ T2677] RSP: 0018:ffa0000000aaf1b0 EFLAGS: 00010286 [ 125.752596][ T2677] RAX: 00000000ffffffa6 RBX: ff1100000eecce40 RCX: 1ff4000000155dfc [ 125.752807][ T2677] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeccefc [ 125.753011][ T2677] RBP: ff1100000a0c9000 R08: 1fe2200001dd99e1 R09: ff1100000dbb5180 [ 125.753212][ T2677] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 125.753419][ T2677] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 125.753632][ T2677] FS: 00007ff67fb7f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.753874][ T2677] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.754044][ T2677] CR2: 000055f6a15ced5c CR3: 0000000009a4f003 CR4: 0000000000771ef0 [ 125.754252][ T2677] PKRU: 55555554 [ 125.754361][ T2677] Call Trace: [ 125.754464][ T2677] [ 125.754535][ T2677] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.754683][ T2677] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.754788][ T2677] __dev_notify_flags (net/core/dev.c:9787) [ 125.754926][ T2677] ? netif_change_name (net/core/dev.c:1495) [ 125.755063][ T2677] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 125.755200][ T2677] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 125.755336][ T2677] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 125.755846][ T2677] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 125.755986][ T2677] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 125.756122][ T2677] ? __dev_get_by_name (net/core/dev.c:883) [ 125.756256][ T2677] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 125.756406][ T2677] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 125.756546][ T2677] rtnl_newlink (net/core/rtnetlink.c:4150) [ 125.756694][ T2677] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.756831][ T2677] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.756968][ T2677] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.757104][ T2677] ? mark_usage (kernel/locking/lockdep.c:4674) [ 125.757238][ T2677] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.757384][ T2677] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.757521][ T2677] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.757775][ T2677] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 125.757911][ T2677] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.758047][ T2677] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.758183][ T2677] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.758319][ T2677] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.758459][ T2677] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.758606][ T2677] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 125.758742][ T2677] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.758881][ T2677] ? netlink_ack (./include/linux/skbuff.h:2718) [ 125.759022][ T2677] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 125.759160][ T2677] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 125.759299][ T2677] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 125.759443][ T2677] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 125.759581][ T2677] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.759725][ T2677] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 125.759866][ T2677] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.760006][ T2677] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 125.760145][ T2677] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 125.760282][ T2677] ? copy_msghdr_from_user (net/socket.c:2635) [ 125.760424][ T2677] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 125.760602][ T2677] ? move_addr_to_kernel (net/socket.c:258) [ 125.760743][ T2677] ___sys_sendmsg (net/socket.c:2752) [ 125.760880][ T2677] ? copy_msghdr_from_user (net/socket.c:2603) [ 125.761022][ T2677] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.761197][ T2677] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 125.761334][ T2677] __sys_sendmsg (net/socket.c:2784) [ 125.761477][ T2677] ? __sys_sendmsg_sock (net/socket.c:2765) [ 125.761631][ T2677] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 125.761770][ T2677] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.761907][ T2677] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.762044][ T2677] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.762179][ T2677] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.762316][ T2677] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.762494][ T2677] RIP: 0033:0x7ff67fdb908e [ 125.762649][ T2677] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 125.763136][ T2677] RSP: 002b:00007ffd11d83820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 125.763342][ T2677] RAX: ffffffffffffffda RBX: 00007ffd11d83fd0 RCX: 00007ff67fdb908e [ 125.763551][ T2677] RDX: 0000000000000000 RSI: 00007ffd11d838d0 RDI: 0000000000000005 [ 125.763766][ T2677] RBP: 00007ffd11d83830 R08: 0000000000000000 R09: 0000000000000000 [ 125.763972][ T2677] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d02f [ 125.764174][ T2677] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd11d83f90 | [ 125.795042][ T2678] ------------[ cut here ]------------ | [ 125.795206][ T2678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2678 | [ 125.795477][ T2678] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.795975][ T2678] Tainted: [W]=WARN [ 125.796074][ T2678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.796238][ T2678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.796416][ T2678] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.796902][ T2678] RSP: 0018:ffa0000000aaf020 EFLAGS: 00010286 [ 125.797072][ T2678] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000155dca [ 125.797271][ T2678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 125.797477][ T2678] RBP: ff1100000a0c9000 R08: 1fe22000019c6619 R09: ff1100000dbb2e58 [ 125.797685][ T2678] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 125.797883][ T2678] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 125.798082][ T2678] FS: 00007fe1e8e8f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 125.798316][ T2678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.799073][ T2678] CR2: 000000001cfe8988 CR3: 0000000009a4f005 CR4: 0000000000771ef0 [ 125.799275][ T2678] PKRU: 55555554 [ 125.799380][ T2678] Call Trace: [ 125.799480][ T2678] [ 125.799549][ T2678] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.799696][ T2678] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.799799][ T2678] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 125.799932][ T2678] __dev_notify_flags (net/core/dev.c:9787) [ 125.800066][ T2678] ? netif_change_name (net/core/dev.c:1495) [ 125.800202][ T2678] ? __dev_change_flags (net/core/dev.c:9752) [ 125.800335][ T2678] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 125.800483][ T2678] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.800628][ T2678] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 125.800764][ T2678] netif_change_flags (net/core/dev.c:9820) [ 125.800899][ T2678] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 125.801034][ T2678] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 125.801171][ T2678] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 125.801305][ T2678] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 125.801480][ T2678] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 125.801624][ T2678] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.801757][ T2678] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 125.801892][ T2678] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 125.802027][ T2678] ? __kernel_text_address (kernel/extable.c:79) [ 125.802161][ T2678] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.802294][ T2678] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.802430][ T2678] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 125.802565][ T2678] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.802709][ T2678] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.802841][ T2678] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.802974][ T2678] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.803108][ T2678] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 125.803241][ T2678] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 125.803378][ T2678] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 125.803511][ T2678] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 125.803658][ T2678] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 125.803793][ T2678] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 125.803931][ T2678] rtnl_newlink (net/core/rtnetlink.c:4150) [ 125.804070][ T2678] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.804203][ T2678] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.804336][ T2678] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.804476][ T2678] ? mark_usage (kernel/locking/lockdep.c:4674) [ 125.804620][ T2678] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.804756][ T2678] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.804889][ T2678] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.805022][ T2678] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.805156][ T2678] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.805290][ T2678] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.805430][ T2678] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 125.805562][ T2678] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.805707][ T2678] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.805841][ T2678] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.805976][ T2678] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.806108][ T2678] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.806241][ T2678] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 125.806380][ T2678] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.806524][ T2678] ? netlink_ack (./include/linux/skbuff.h:2718) [ 125.806673][ T2678] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 125.806807][ T2678] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 125.806943][ T2678] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 125.807077][ T2678] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 125.807214][ T2678] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.807353][ T2678] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 125.807488][ T2678] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.807634][ T2678] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 125.807770][ T2678] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 125.807903][ T2678] ? copy_msghdr_from_user (net/socket.c:2635) [ 125.808036][ T2678] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 125.808204][ T2678] ? move_addr_to_kernel (net/socket.c:258) [ 125.808339][ T2678] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 125.808481][ T2678] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.808626][ T2678] ___sys_sendmsg (net/socket.c:2752) [ 125.808757][ T2678] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 125.808922][ T2678] ? copy_msghdr_from_user (net/socket.c:2603) [ 125.809067][ T2678] __sys_sendmsg (net/socket.c:2784) [ 125.809202][ T2678] ? __sys_sendmsg_sock (net/socket.c:2765) [ 125.809334][ T2678] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 125.809507][ T2678] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 125.809653][ T2678] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.809788][ T2678] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.809920][ T2678] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.810055][ T2678] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.810191][ T2678] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.810361][ T2678] RIP: 0033:0x7fe1e90c908e [ 125.810504][ T2678] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 125.810987][ T2678] RSP: 002b:00007fffe19ca780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 125.811189][ T2678] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe1e90c908e [ 125.811392][ T2678] RDX: 0000000000000000 RSI: 00007fffe19ca830 RDI: 0000000000000005 [ 125.811596][ T2678] RBP: 00007fffe19ca790 R08: 0000000000000000 R09: 0000000000000000 [ 125.811801][ T2678] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d030 [ 125.811998][ T2678] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe19caf00 | [ 125.838248][ T2679] ------------[ cut here ]------------ | [ 125.838413][ T2679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2679 | [ 125.838726][ T2679] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.839184][ T2679] Tainted: [W]=WARN [ 125.839287][ T2679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.839465][ T2679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.839656][ T2679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.840135][ T2679] RSP: 0018:ffa0000000bff020 EFLAGS: 00010286 [ 125.840304][ T2679] RAX: 00000000ffffffa6 RBX: ff1100000ca6b1c0 RCX: 1ff400000017fdca [ 125.840570][ T2679] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b27c [ 125.840781][ T2679] RBP: ff1100000e8fc000 R08: 1fe220000194d651 R09: ff1100000dbb0b58 [ 125.840979][ T2679] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 125.841178][ T2679] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 125.841437][ T2679] FS: 00007f95c596b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 125.841682][ T2679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.841852][ T2679] CR2: 000000000467a988 CR3: 0000000009a4f005 CR4: 0000000000771ef0 [ 125.842058][ T2679] PKRU: 55555554 [ 125.842157][ T2679] Call Trace: [ 125.842260][ T2679] [ 125.842330][ T2679] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.842526][ T2679] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.842641][ T2679] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 125.842778][ T2679] __dev_notify_flags (net/core/dev.c:9787) [ 125.842913][ T2679] ? netif_change_name (net/core/dev.c:1495) [ 125.843047][ T2679] ? __dev_change_flags (net/core/dev.c:9752) [ 125.843181][ T2679] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 125.843314][ T2679] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.843524][ T2679] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 125.843669][ T2679] netif_change_flags (net/core/dev.c:9820) [ 125.843805][ T2679] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 125.843939][ T2679] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 125.844074][ T2679] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 125.844209][ T2679] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 125.844457][ T2679] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 125.844596][ T2679] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.844733][ T2679] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 125.844868][ T2679] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 125.845016][ T2679] ? __kernel_text_address (kernel/extable.c:79) [ 125.845151][ T2679] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.845287][ T2679] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.845510][ T2679] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 125.845656][ T2679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.845787][ T2679] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 125.845922][ T2679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.846054][ T2679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.846187][ T2679] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 125.846321][ T2679] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 125.846542][ T2679] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 125.846689][ T2679] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 125.846827][ T2679] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 125.846963][ T2679] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 125.847100][ T2679] rtnl_newlink (net/core/rtnetlink.c:4150) [ 125.847236][ T2679] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.847463][ T2679] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.847605][ T2679] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.847737][ T2679] ? mark_usage (kernel/locking/lockdep.c:4674) [ 125.847879][ T2679] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.848016][ T2679] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.848147][ T2679] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.848279][ T2679] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.848494][ T2679] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.848636][ T2679] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 125.848772][ T2679] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 125.848905][ T2679] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.849042][ T2679] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.849173][ T2679] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.849308][ T2679] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.849519][ T2679] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.849664][ T2679] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 125.849797][ T2679] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.849930][ T2679] ? netlink_ack (./include/linux/skbuff.h:2718) [ 125.850068][ T2679] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 125.850204][ T2679] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 125.850339][ T2679] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 125.850491][ T2679] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 125.850632][ T2679] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.850766][ T2679] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 125.850900][ T2679] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.851034][ T2679] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 125.851174][ T2679] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 125.851308][ T2679] ? copy_msghdr_from_user (net/socket.c:2635) [ 125.851447][ T2679] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 125.851622][ T2679] ? move_addr_to_kernel (net/socket.c:258) [ 125.851755][ T2679] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 125.851889][ T2679] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.852023][ T2679] ___sys_sendmsg (net/socket.c:2752) [ 125.852161][ T2679] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 125.852327][ T2679] ? copy_msghdr_from_user (net/socket.c:2603) [ 125.852477][ T2679] __sys_sendmsg (net/socket.c:2784) [ 125.852624][ T2679] ? __sys_sendmsg_sock (net/socket.c:2765) [ 125.852757][ T2679] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 125.852924][ T2679] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 125.853060][ T2679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.853198][ T2679] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.853331][ T2679] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.853469][ T2679] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.853612][ T2679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.853776][ T2679] RIP: 0033:0x7f95c5ba508e [ 125.853916][ T2679] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 125.854398][ T2679] RSP: 002b:00007ffd5603ece0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 125.854611][ T2679] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f95c5ba508e [ 125.854812][ T2679] RDX: 0000000000000000 RSI: 00007ffd5603ed90 RDI: 0000000000000005 [ 125.855012][ T2679] RBP: 00007ffd5603ecf0 R08: 0000000000000000 R09: 0000000000000000 [ 125.855213][ T2679] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d030 [ 125.855417][ T2679] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5603f460 | [ 125.857557][ T211] ------------[ cut here ]------------ | [ 125.857700][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/211 | [ 125.857944][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.858393][ T211] Tainted: [W]=WARN [ 125.858485][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.858649][ T211] Workqueue: events_unbound linkwatch_event [ 125.858808][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.858972][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.859470][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 125.859637][ T211] RAX: 00000000ffffffa6 RBX: ff1100000fa76ac0 RCX: 1ff400000011cf02 [ 125.859820][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa76b7c [ 125.860002][ T211] RBP: ff1100000a0c9000 R08: 1fe2200001f4ed71 R09: ff1100001018aea8 [ 125.860189][ T211] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 125.860418][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 125.860611][ T211] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 125.860826][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.860982][ T211] CR2: 00007f5dcebe9574 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 125.861168][ T211] PKRU: 55555554 [ 125.861260][ T211] Call Trace: [ 125.861357][ T211] [ 125.861422][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.861557][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 125.861692][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.861788][ T211] netif_state_change (net/core/dev.c:1605) [ 125.861912][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.862067][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 125.862188][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 125.862312][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 125.862443][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 125.862572][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 125.862707][ T211] process_one_work (kernel/workqueue.c:3314) [ 125.862835][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 125.862957][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.863085][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 125.863210][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.863332][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 125.863463][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 125.863590][ T211] kthread (kernel/kthread.c:436) [ 125.863690][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.863841][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 125.863964][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.864087][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 125.864240][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.864370][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 125.864494][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.932261][ T2681] ------------[ cut here ]------------ | [ 125.932479][ T2681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2681 | [ 125.932810][ T2681] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 125.933364][ T2681] Tainted: [W]=WARN [ 125.933513][ T2681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.933746][ T2681] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 125.933970][ T2681] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 125.935189][ T2681] RSP: 0018:ffa0000000c4f150 EFLAGS: 00010286 [ 125.935532][ T2681] RAX: 00000000ffffffa6 RBX: ff1100000ca6a580 RCX: 1ff4000000189df0 [ 125.935833][ T2681] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a63c [ 125.936108][ T2681] RBP: ff1100000e8fc000 R08: 1fe220000194d4c9 R09: ff11000010188b58 [ 125.936367][ T2681] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 125.936629][ T2681] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105e0ac0 [ 125.936882][ T2681] FS: 00007fc36dfa1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 125.937166][ T2681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.937400][ T2681] CR2: 00000000004ebb28 CR3: 0000000009a4f005 CR4: 0000000000771ef0 [ 125.937672][ T2681] PKRU: 55555554 [ 125.937820][ T2681] Call Trace: [ 125.937970][ T2681] [ 125.938090][ T2681] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 125.938272][ T2681] ? notifier_call_chain (kernel/notifier.c:85) [ 125.938468][ T2681] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 125.938633][ T2681] netif_state_change (net/core/dev.c:1605) [ 125.938820][ T2681] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.939032][ T2681] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 125.939247][ T2681] linkwatch_sync_dev (net/core/link_watch.c:295) [ 125.939444][ T2681] rtnl_getlink (net/core/rtnetlink.c:4273) [ 125.939641][ T2681] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.939825][ T2681] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.940010][ T2681] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 125.940194][ T2681] ? mark_usage (kernel/locking/lockdep.c:4674) [ 125.940391][ T2681] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.940576][ T2681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.940798][ T2681] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.940978][ T2681] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.941163][ T2681] ? mark_usage (kernel/locking/lockdep.c:4674) [ 125.941343][ T2681] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.941543][ T2681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.941747][ T2681] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 125.941930][ T2681] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 125.942112][ T2681] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 125.942294][ T2681] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 125.942490][ T2681] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.942689][ T2681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.942874][ T2681] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 125.943056][ T2681] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 125.943240][ T2681] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 125.943436][ T2681] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.943633][ T2681] ? netlink_ack (./include/linux/skbuff.h:2718) [ 125.943846][ T2681] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 125.944032][ T2681] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 125.944216][ T2681] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 125.944414][ T2681] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 125.944610][ T2681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.944802][ T2681] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 125.944988][ T2681] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 125.945172][ T2681] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 125.945372][ T2681] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 125.945554][ T2681] ? copy_msghdr_from_user (net/socket.c:2635) [ 125.945750][ T2681] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 125.945962][ T2681] ? move_addr_to_kernel (net/socket.c:258) [ 125.946143][ T2681] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 125.946331][ T2681] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 125.946562][ T2681] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 125.946760][ T2681] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 125.946976][ T2681] ___sys_sendmsg (net/socket.c:2752) [ 125.947160][ T2681] ? copy_msghdr_from_user (net/socket.c:2603) [ 125.947342][ T2681] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 125.947548][ T2681] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 125.947747][ T2681] ? do_getsockname (net/socket.c:2192) [ 125.947934][ T2681] __sys_sendmsg (net/socket.c:2784) [ 125.948118][ T2681] ? __sys_sendmsg_sock (net/socket.c:2765) [ 125.948306][ T2681] ? __sys_getsockname (net/socket.c:2210) [ 125.948507][ T2681] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 125.948710][ T2681] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 125.948893][ T2681] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 125.949076][ T2681] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 125.949261][ T2681] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.949488][ T2681] RIP: 0033:0x7fc36e1db08e [ 125.949692][ T2681] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 125.950206][ T2681] RSP: 002b:00007ffef3e4d9e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 125.950465][ T2681] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc36e1db08e [ 125.950730][ T2681] RDX: 0000000000000000 RSI: 00007ffef3e4da90 RDI: 0000000000000006 [ 125.950977][ T2681] RBP: 00007ffef3e4d9f0 R08: 0000000000000000 R09: 0000000000000000 [ 125.951221][ T2681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d030 [ 125.951477][ T2681] R13: 00007ffef3e4db40 R14: 000000000000000d R15: 00007ffef3e4f87a | [ 126.054126][ T2684] ------------[ cut here ]------------ | [ 126.054310][ T2684] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2684 | [ 126.054605][ T2684] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.055070][ T2684] Tainted: [W]=WARN [ 126.055175][ T2684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.055352][ T2684] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.055529][ T2684] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.056021][ T2684] RSP: 0018:ffa0000000c7f1b0 EFLAGS: 00010286 [ 126.056194][ T2684] RAX: 00000000ffffffa6 RBX: ff1100000e9ecc80 RCX: 1ff400000018fdfc [ 126.056403][ T2684] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecd3c [ 126.056613][ T2684] RBP: ff11000008ef4000 R08: 1fe2200001d3d9a9 R09: ff1100000a88d180 [ 126.056815][ T2684] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.057021][ T2684] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 126.057226][ T2684] FS: 00007fdd4f93d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.057468][ T2684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.057647][ T2684] CR2: 0000000000445f00 CR3: 0000000004f83004 CR4: 0000000000771ef0 [ 126.057849][ T2684] PKRU: 55555554 [ 126.057950][ T2684] Call Trace: [ 126.058051][ T2684] [ 126.058123][ T2684] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.058260][ T2684] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.058366][ T2684] __dev_notify_flags (net/core/dev.c:9787) [ 126.058504][ T2684] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 126.058652][ T2684] ? netif_change_name (net/core/dev.c:1495) [ 126.058792][ T2684] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 126.058928][ T2684] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 126.059065][ T2684] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 126.059201][ T2684] ? __dev_get_by_name (net/core/dev.c:883) [ 126.059336][ T2684] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 126.059549][ T2684] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 126.059701][ T2684] rtnl_newlink (net/core/rtnetlink.c:4150) [ 126.059837][ T2684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.059971][ T2684] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.060107][ T2684] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.060242][ T2684] ? mark_usage (kernel/locking/lockdep.c:4674) [ 126.060446][ T2684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.060594][ T2684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.060734][ T2684] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.060869][ T2684] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 126.061005][ T2684] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.061138][ T2684] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.061271][ T2684] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.061470][ T2684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.061614][ T2684] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.061819][ T2684] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 126.061953][ T2684] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.062088][ T2684] ? netlink_ack (./include/linux/skbuff.h:2718) [ 126.062227][ T2684] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 126.062505][ T2684] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 126.062655][ T2684] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 126.062789][ T2684] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 126.062923][ T2684] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.063058][ T2684] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 126.063198][ T2684] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.063333][ T2684] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 126.063548][ T2684] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 126.063694][ T2684] ? copy_msghdr_from_user (net/socket.c:2635) [ 126.063829][ T2684] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 126.063997][ T2684] ? move_addr_to_kernel (net/socket.c:258) [ 126.064137][ T2684] ___sys_sendmsg (net/socket.c:2752) [ 126.064272][ T2684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.064413][ T2684] ? copy_msghdr_from_user (net/socket.c:2603) [ 126.064557][ T2684] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 126.064703][ T2684] __sys_sendmsg (net/socket.c:2784) [ 126.064839][ T2684] ? __sys_sendmsg_sock (net/socket.c:2765) [ 126.064982][ T2684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.065116][ T2684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.065257][ T2684] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.065432][ T2684] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.065579][ T2684] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.065724][ T2684] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.065895][ T2684] RIP: 0033:0x7fdd4fb7708e [ 126.066040][ T2684] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 126.066533][ T2684] RSP: 002b:00007ffe1269a100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 126.066750][ T2684] RAX: ffffffffffffffda RBX: 00007ffe1269a8b0 RCX: 00007fdd4fb7708e [ 126.066953][ T2684] RDX: 0000000000000000 RSI: 00007ffe1269a1b0 RDI: 0000000000000005 [ 126.067151][ T2684] RBP: 00007ffe1269a110 R08: 0000000000000000 R09: 0000000000000000 [ 126.067360][ T2684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d030 [ 126.067564][ T2684] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1269a880 | [ 126.097300][ T2685] ------------[ cut here ]------------ | [ 126.097476][ T2685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2685 | [ 126.097807][ T2685] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.098271][ T2685] Tainted: [W]=WARN [ 126.098386][ T2685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.098558][ T2685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.098743][ T2685] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.099237][ T2685] RSP: 0018:ffa0000000c8f1b0 EFLAGS: 00010286 [ 126.099416][ T2685] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff4000000191dfc [ 126.099638][ T2685] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 126.099851][ T2685] RBP: ff1100000a324000 R08: 1fe22000019ea3d9 R09: ff11000013715180 [ 126.100055][ T2685] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 126.100261][ T2685] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 126.100473][ T2685] FS: 00007fd1fd7d6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 126.100727][ T2685] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.100900][ T2685] CR2: 00007fd1fd9cf460 CR3: 00000000136f4003 CR4: 0000000000771ef0 [ 126.101104][ T2685] PKRU: 55555554 [ 126.101207][ T2685] Call Trace: [ 126.101310][ T2685] [ 126.101444][ T2685] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.101590][ T2685] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.101698][ T2685] __dev_notify_flags (net/core/dev.c:9787) [ 126.101837][ T2685] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 126.101980][ T2685] ? netif_change_name (net/core/dev.c:1495) [ 126.102124][ T2685] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 126.102262][ T2685] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 126.102471][ T2685] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 126.102621][ T2685] ? __dev_get_by_name (net/core/dev.c:883) [ 126.102761][ T2685] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 126.102902][ T2685] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 126.103043][ T2685] rtnl_newlink (net/core/rtnetlink.c:4150) [ 126.103180][ T2685] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.103317][ T2685] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.103513][ T2685] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.103659][ T2685] ? mark_usage (kernel/locking/lockdep.c:4674) [ 126.103795][ T2685] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.103937][ T2685] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.104075][ T2685] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.104213][ T2685] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 126.104441][ T2685] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.104580][ T2685] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.104724][ T2685] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.104861][ T2685] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.104999][ T2685] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.105139][ T2685] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 126.105279][ T2685] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.105512][ T2685] ? netlink_ack (./include/linux/skbuff.h:2718) [ 126.105665][ T2685] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 126.105803][ T2685] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 126.105943][ T2685] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 126.106082][ T2685] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 126.106218][ T2685] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.106434][ T2685] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 126.106572][ T2685] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.106720][ T2685] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 126.106861][ T2685] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 126.106998][ T2685] ? copy_msghdr_from_user (net/socket.c:2635) [ 126.107136][ T2685] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 126.107308][ T2685] ? move_addr_to_kernel (net/socket.c:258) [ 126.107519][ T2685] ___sys_sendmsg (net/socket.c:2752) [ 126.107664][ T2685] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.107802][ T2685] ? copy_msghdr_from_user (net/socket.c:2603) [ 126.107949][ T2685] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 126.108089][ T2685] __sys_sendmsg (net/socket.c:2784) [ 126.108227][ T2685] ? __sys_sendmsg_sock (net/socket.c:2765) [ 126.108436][ T2685] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.108578][ T2685] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.108726][ T2685] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.108864][ T2685] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.109002][ T2685] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.109138][ T2685] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.109308][ T2685] RIP: 0033:0x7fd1fda1008e [ 126.109566][ T2685] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 126.110095][ T2685] RSP: 002b:00007ffebc1974f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 126.110301][ T2685] RAX: ffffffffffffffda RBX: 00007ffebc197ca0 RCX: 00007fd1fda1008e [ 126.110581][ T2685] RDX: 0000000000000000 RSI: 00007ffebc1975a0 RDI: 0000000000000005 [ 126.110791][ T2685] RBP: 00007ffebc197500 R08: 0000000000000000 R09: 0000000000000000 [ 126.110993][ T2685] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d030 [ 126.111196][ T2685] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebc197c70 | [ 126.150921][ T2686] ------------[ cut here ]------------ | [ 126.151127][ T2686] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2686 | [ 126.151863][ T2686] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.152484][ T2686] Tainted: [W]=WARN [ 126.152655][ T2686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.152875][ T2686] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.153098][ T2686] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.153650][ T2686] RSP: 0018:ffa0000000c9f020 EFLAGS: 00010286 [ 126.153870][ T2686] RAX: 00000000ffffffa6 RBX: ff1100000d834900 RCX: 1ff4000000193dca [ 126.154119][ T2686] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8349bc [ 126.154391][ T2686] RBP: ff11000008ef4000 R08: 1fe2200001b06939 R09: ff1100000a0aae58 [ 126.154687][ T2686] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 126.154982][ T2686] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 126.155236][ T2686] FS: 00007f1acdecb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 126.155533][ T2686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.155774][ T2686] CR2: 00000000327a7988 CR3: 0000000008986002 CR4: 0000000000771ef0 [ 126.156053][ T2686] PKRU: 55555554 [ 126.156207][ T2686] Call Trace: [ 126.156496][ T2686] [ 126.156707][ T2686] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.156988][ T2686] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.157288][ T2686] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 126.157564][ T2686] __dev_notify_flags (net/core/dev.c:9787) [ 126.158094][ T2686] ? netif_change_name (net/core/dev.c:1495) [ 126.158283][ T2686] ? __dev_change_flags (net/core/dev.c:9752) [ 126.158511][ T2686] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 126.158716][ T2686] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.158905][ T2686] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 126.159105][ T2686] netif_change_flags (net/core/dev.c:9820) [ 126.159292][ T2686] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 126.159492][ T2686] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 126.159734][ T2686] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 126.159932][ T2686] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 126.160156][ T2686] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 126.160340][ T2686] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.160538][ T2686] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 126.160741][ T2686] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 126.160930][ T2686] ? __kernel_text_address (kernel/extable.c:79) [ 126.161145][ T2686] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.161379][ T2686] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.161565][ T2686] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 126.161772][ T2686] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.161959][ T2686] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.162165][ T2686] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.162363][ T2686] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.162548][ T2686] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 126.162751][ T2686] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 126.162961][ T2686] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 126.163154][ T2686] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 126.163389][ T2686] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 126.163604][ T2686] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 126.163796][ T2686] rtnl_newlink (net/core/rtnetlink.c:4150) [ 126.163991][ T2686] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.164175][ T2686] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.164404][ T2686] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.164608][ T2686] ? mark_usage (kernel/locking/lockdep.c:4674) [ 126.164801][ T2686] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.164997][ T2686] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.165180][ T2686] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.165378][ T2686] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.165576][ T2686] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.165786][ T2686] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.165972][ T2686] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 126.166160][ T2686] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.166362][ T2686] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.166575][ T2686] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.166781][ T2686] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.167520][ T2686] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.167738][ T2686] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 126.167930][ T2686] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.168127][ T2686] ? netlink_ack (./include/linux/skbuff.h:2718) [ 126.168325][ T2686] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 126.168531][ T2686] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 126.168752][ T2686] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 126.168951][ T2686] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 126.169144][ T2686] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.169336][ T2686] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 126.169545][ T2686] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.169749][ T2686] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 126.169939][ T2686] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 126.170129][ T2686] ? copy_msghdr_from_user (net/socket.c:2635) [ 126.170317][ T2686] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 126.170544][ T2686] ? move_addr_to_kernel (net/socket.c:258) [ 126.170749][ T2686] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 126.170937][ T2686] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.171149][ T2686] ___sys_sendmsg (net/socket.c:2752) [ 126.171337][ T2686] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 126.171573][ T2686] ? copy_msghdr_from_user (net/socket.c:2603) [ 126.171795][ T2686] __sys_sendmsg (net/socket.c:2784) [ 126.171985][ T2686] ? __sys_sendmsg_sock (net/socket.c:2765) [ 126.172171][ T2686] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 126.172406][ T2686] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 126.172618][ T2686] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.172810][ T2686] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.172997][ T2686] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.173184][ T2686] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.173382][ T2686] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.173609][ T2686] RIP: 0033:0x7f1ace10508e [ 126.173808][ T2686] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 126.174340][ T2686] RSP: 002b:00007ffefc2d2400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 126.174617][ T2686] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1ace10508e [ 126.174870][ T2686] RDX: 0000000000000000 RSI: 00007ffefc2d24b0 RDI: 0000000000000005 [ 126.175121][ T2686] RBP: 00007ffefc2d2410 R08: 0000000000000000 R09: 0000000000000000 [ 126.175380][ T2686] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d030 [ 126.175643][ T2686] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefc2d2b80 | [ 126.205920][ T2687] ------------[ cut here ]------------ | [ 126.206131][ T2687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2687 | [ 126.206470][ T2687] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.207054][ T2687] Tainted: [W]=WARN [ 126.207208][ T2687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.207450][ T2687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.207724][ T2687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.208239][ T2687] RSP: 0018:ffa0000000caf020 EFLAGS: 00010286 [ 126.208489][ T2687] RAX: 00000000ffffffa6 RBX: ff1100000d835380 RCX: 1ff4000000195dca [ 126.208760][ T2687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d83543c [ 126.209009][ T2687] RBP: ff1100000a324000 R08: 1fe2200001b06a89 R09: ff11000005a7d158 [ 126.209258][ T2687] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 126.209553][ T2687] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 126.209824][ T2687] FS: 00007ff1f4951840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 126.210107][ T2687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.210321][ T2687] CR2: 00007ff1f4c211a0 CR3: 000000000cdf5005 CR4: 0000000000771ef0 [ 126.210586][ T2687] PKRU: 55555554 [ 126.210767][ T2687] Call Trace: [ 126.210917][ T2687] [ 126.211042][ T2687] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.211240][ T2687] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.211404][ T2687] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 126.211588][ T2687] __dev_notify_flags (net/core/dev.c:9787) [ 126.211790][ T2687] ? netif_change_name (net/core/dev.c:1495) [ 126.211975][ T2687] ? __dev_change_flags (net/core/dev.c:9752) [ 126.212161][ T2687] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 126.212363][ T2687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.212576][ T2687] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 126.212785][ T2687] netif_change_flags (net/core/dev.c:9820) [ 126.212970][ T2687] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 126.213156][ T2687] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 126.213344][ T2687] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 126.213543][ T2687] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 126.213782][ T2687] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 126.213967][ T2687] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.214153][ T2687] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 126.214338][ T2687] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 126.214538][ T2687] ? __kernel_text_address (kernel/extable.c:79) [ 126.214786][ T2687] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.214980][ T2687] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.215169][ T2687] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 126.215375][ T2687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.215561][ T2687] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.215762][ T2687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.215948][ T2687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.216136][ T2687] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 126.216322][ T2687] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 126.216525][ T2687] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 126.216733][ T2687] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 126.216920][ T2687] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 126.217107][ T2687] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 126.217316][ T2687] rtnl_newlink (net/core/rtnetlink.c:4150) [ 126.217519][ T2687] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.217720][ T2687] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.217905][ T2687] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.218093][ T2687] ? mark_usage (kernel/locking/lockdep.c:4674) [ 126.218307][ T2687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.218513][ T2687] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.218715][ T2687] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.218900][ T2687] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.219088][ T2687] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.219298][ T2687] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 126.219503][ T2687] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 126.219712][ T2687] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.219897][ T2687] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.220082][ T2687] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.220271][ T2687] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.220480][ T2687] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 126.220687][ T2687] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 126.220872][ T2687] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 126.221062][ T2687] ? netlink_ack (./include/linux/skbuff.h:2718) [ 126.221520][ T2687] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 126.221740][ T2687] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 126.221928][ T2687] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 126.222126][ T2687] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 126.222312][ T2687] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 126.222511][ T2687] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 126.222718][ T2687] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.222911][ T2687] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 126.223100][ T2687] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 126.223317][ T2687] ? copy_msghdr_from_user (net/socket.c:2635) [ 126.223516][ T2687] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 126.223752][ T2687] ? move_addr_to_kernel (net/socket.c:258) [ 126.223939][ T2687] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 126.224124][ T2687] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 126.224314][ T2687] ___sys_sendmsg (net/socket.c:2752) [ 126.224511][ T2687] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 126.224754][ T2687] ? copy_msghdr_from_user (net/socket.c:2603) [ 126.224975][ T2687] __sys_sendmsg (net/socket.c:2784) [ 126.225166][ T2687] ? __sys_sendmsg_sock (net/socket.c:2765) [ 126.225365][ T2687] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 126.225610][ T2687] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 126.225806][ T2687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.225994][ T2687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.226180][ T2687] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.226378][ T2687] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.226594][ T2687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.226854][ T2687] RIP: 0033:0x7ff1f4b8b08e [ 126.227047][ T2687] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 126.227787][ T2687] RSP: 002b:00007fff186238f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 126.228040][ T2687] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff1f4b8b08e [ 126.228292][ T2687] RDX: 0000000000000000 RSI: 00007fff186239a0 RDI: 0000000000000005 [ 126.228558][ T2687] RBP: 00007fff18623900 R08: 0000000000000000 R09: 0000000000000000 [ 126.228818][ T2687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d030 [ 126.229066][ T2687] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff18624070 | [ 126.609439][ T12] ------------[ cut here ]------------ | [ 126.609638][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.609905][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.610375][ T12] Tainted: [W]=WARN [ 126.610473][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.610642][ T12] Workqueue: netns cleanup_net [ 126.610775][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.610938][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.611395][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 126.611556][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d380 RCX: 1ff4000000018ec7 [ 126.611751][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d43c [ 126.611938][ T12] RBP: ff11000008ef4000 R08: 1fe22000017eda89 R09: ff11000001aed1d0 [ 126.612126][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 126.612316][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 126.612513][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.612749][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.612905][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 126.613095][ T12] PKRU: 55555554 [ 126.613191][ T12] Call Trace: [ 126.613284][ T12] [ 126.613357][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.613487][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.613587][ T12] netif_close_many (net/core/dev.c:1804) [ 126.613725][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 126.613850][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 126.614006][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 126.614160][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 126.614289][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.614451][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.614583][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.614718][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.614849][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.614972][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.615098][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.615224][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.615358][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.615488][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.615632][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.615761][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.615884][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.616010][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.616133][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.616261][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.616399][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.616528][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.616673][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.616803][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.616930][ T12] kthread (kernel/kthread.c:436) [ 126.617024][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.617181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.617307][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.617443][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.617610][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.617738][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.617865][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.627261][ T12] ------------[ cut here ]------------ | [ 126.627408][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.627658][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.628087][ T12] Tainted: [W]=WARN [ 126.628177][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.628326][ T12] Workqueue: netns cleanup_net [ 126.628462][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.628629][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.629059][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.629215][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29a80 RCX: 1ff4000000018eed [ 126.629396][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29b3c [ 126.629574][ T12] RBP: ff1100000e8f9000 R08: 1fe2200001f45369 R09: ff11000001aed1d0 [ 126.629762][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.629942][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.630131][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.630344][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.630507][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 126.630695][ T12] PKRU: 55555554 [ 126.630788][ T12] Call Trace: [ 126.630877][ T12] [ 126.630940][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.631108][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.631256][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.631383][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.631508][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.631639][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.631763][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.631887][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.632015][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.632148][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.632273][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.632650][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.632769][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.632888][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.633007][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.633129][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.633254][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.633382][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.633516][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.633659][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.633783][ T12] kthread (kernel/kthread.c:436) [ 126.633882][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.634039][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.634161][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.634286][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.634448][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.634569][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.634712][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.637094][ T12] ------------[ cut here ]------------ | [ 126.637224][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.637473][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.637912][ T12] Tainted: [W]=WARN [ 126.638003][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.638151][ T12] Workqueue: netns cleanup_net [ 126.638277][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.638438][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.638897][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.639047][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff4000000018eed [ 126.639227][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 126.639412][ T12] RBP: ff1100000f94c000 R08: 1fe2200001f451a9 R09: ff11000001aed1d0 [ 126.639605][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.639783][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.639966][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.640177][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.640329][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 126.640513][ T12] PKRU: 55555554 [ 126.640613][ T12] Call Trace: [ 126.640702][ T12] [ 126.640768][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.640922][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.641069][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.641189][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.641314][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.641439][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.641560][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.641688][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.641811][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.641933][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.642056][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.642177][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.642296][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.642421][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.642543][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.642676][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.642800][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.642924][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.643050][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.643173][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.643294][ T12] kthread (kernel/kthread.c:436) [ 126.643392][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.643539][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.643667][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.643786][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.643938][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.644059][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.644177][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.646522][ T12] ------------[ cut here ]------------ | [ 126.646657][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.646896][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.647323][ T12] Tainted: [W]=WARN [ 126.647423][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.647575][ T12] Workqueue: netns cleanup_net [ 126.647714][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.647871][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.648297][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.648453][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51380 RCX: 1ff4000000018eed [ 126.648644][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5143c [ 126.648843][ T12] RBP: ff110000136b9000 R08: 1fe22000019ea289 R09: ff11000001aed1d0 [ 126.649022][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.649202][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.649390][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.649616][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.649771][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 126.649955][ T12] PKRU: 55555554 [ 126.650045][ T12] Call Trace: [ 126.650134][ T12] [ 126.650199][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.650361][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.650509][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.650641][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.650765][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.650886][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.651011][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.651142][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.651268][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.651394][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.651520][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.651653][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.651773][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.651895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.652018][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.652143][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.652268][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.652393][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.652518][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.652657][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.652778][ T12] kthread (kernel/kthread.c:436) [ 126.652873][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.653026][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.653147][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.653268][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.653424][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.653545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.653681][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.655859][ T12] ------------[ cut here ]------------ | [ 126.656052][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.656292][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.656891][ T12] Tainted: [W]=WARN [ 126.656987][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.657144][ T12] Workqueue: netns cleanup_net [ 126.657274][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.657437][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.657953][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.658178][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51a80 RCX: 1ff4000000018eed [ 126.658368][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51b3c [ 126.658551][ T12] RBP: ff11000012aa9000 R08: 1fe22000019ea369 R09: ff11000001aed1d0 [ 126.658744][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.659001][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.659262][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.659478][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.659643][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 126.659829][ T12] PKRU: 55555554 [ 126.659921][ T12] Call Trace: [ 126.660015][ T12] [ 126.660078][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.660236][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.660390][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.660511][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.660725][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.660846][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.660972][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.661096][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.661221][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.661342][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.661472][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.661598][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.661719][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.661840][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.661959][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.662084][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.662210][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.662333][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.662464][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.662597][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.662718][ T12] kthread (kernel/kthread.c:436) [ 126.662811][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.662966][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.663090][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.663213][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.663368][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.663490][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.663627][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.665971][ T12] ------------[ cut here ]------------ | [ 126.666100][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.666345][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.666817][ T12] Tainted: [W]=WARN [ 126.666908][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.667065][ T12] Workqueue: netns cleanup_net [ 126.667198][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.667362][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.667808][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.667959][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b676580 RCX: 1ff4000000018eed [ 126.668144][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67663c [ 126.668327][ T12] RBP: ff110000128bc000 R08: 1fe22000016cecc9 R09: ff11000001aed1d0 [ 126.668509][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.668700][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.668883][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.669096][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.669383][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 126.669565][ T12] PKRU: 55555554 [ 126.669664][ T12] Call Trace: [ 126.669754][ T12] [ 126.669817][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.669976][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.670124][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.670247][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.670377][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.670627][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.670749][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.670871][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.670997][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.671117][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.671241][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.671369][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.671565][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.671694][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.671817][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.671939][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.672064][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.672184][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.672309][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.672443][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.672563][ T12] kthread (kernel/kthread.c:436) [ 126.672663][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.672817][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.672939][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.673060][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.673210][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.673332][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.673458][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.676645][ T12] ------------[ cut here ]------------ | [ 126.676772][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.677016][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.677530][ T12] Tainted: [W]=WARN [ 126.677630][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.677856][ T12] Workqueue: netns cleanup_net [ 126.677981][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.678137][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.678744][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.678897][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b676ac0 RCX: 1ff4000000018eed [ 126.679230][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b676b7c [ 126.679419][ T12] RBP: ff110000097a4000 R08: 1fe22000016ced71 R09: ff11000001aed1d0 [ 126.679691][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.679877][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.680061][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.680272][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.680427][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 126.680620][ T12] PKRU: 55555554 [ 126.680709][ T12] Call Trace: [ 126.680798][ T12] [ 126.680862][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.681013][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.681161][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.681283][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.681561][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.681693][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.681813][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.681937][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.682059][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.682252][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.682382][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.682505][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.682636][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.682756][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.682876][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.683010][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.683211][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.683333][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.683538][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.683673][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.683794][ T12] kthread (kernel/kthread.c:436) [ 126.683886][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.684114][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.684236][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.684363][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.684515][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.684793][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.684922][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.687400][ T12] ------------[ cut here ]------------ | [ 126.687525][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 126.687840][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.688889][ T12] Tainted: [W]=WARN [ 126.688984][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.689132][ T12] Workqueue: netns cleanup_net [ 126.689258][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.689469][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.689903][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.690052][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff4000000018eed [ 126.690235][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 126.690465][ T12] RBP: ff1100000dbf9000 R08: 1fe22000016c6c21 R09: ff11000001aed1d0 [ 126.690656][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.690836][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.691064][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.691273][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.691477][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 126.691674][ T12] PKRU: 55555554 [ 126.691765][ T12] Call Trace: [ 126.691854][ T12] [ 126.691916][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.692068][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.692216][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.692338][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.692512][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.692651][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.692777][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.692901][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.693023][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.693143][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.693268][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.693435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.693555][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.693686][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.693806][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.693928][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.694054][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.694174][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.694300][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.694549][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.694684][ T12] kthread (kernel/kthread.c:436) [ 126.694784][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.694934][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.695132][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.695253][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.695452][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.695657][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.695785][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.706993][ T12] ------------[ cut here ]------------ | [ 126.707137][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.707386][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.707829][ T12] Tainted: [W]=WARN [ 126.707919][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.708070][ T12] Workqueue: netns cleanup_net [ 126.708205][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.708372][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.708815][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.708966][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff4000000018eed [ 126.709146][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 126.709324][ T12] RBP: ff11000010751000 R08: 1fe22000016c6cc9 R09: ff11000001aed1d0 [ 126.709505][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.709693][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.709876][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.710085][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.710235][ T12] CR2: 000055f6a15ced5c CR3: 000000000cb4a004 CR4: 0000000000771ef0 [ 126.710426][ T12] PKRU: 55555554 [ 126.710517][ T12] Call Trace: [ 126.710619][ T12] [ 126.710682][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.710843][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.711002][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.711124][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.711245][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.711369][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.711489][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.711628][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.711752][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.711873][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.711996][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.712116][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.712235][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.712361][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.712481][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.712612][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.712737][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.712858][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.712983][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.713107][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.713226][ T12] kthread (kernel/kthread.c:436) [ 126.713317][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.713473][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.713607][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.713730][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.713881][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.714001][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.714122][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.716209][ T12] ------------[ cut here ]------------ | [ 126.716329][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.716573][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.717011][ T12] Tainted: [W]=WARN [ 126.717101][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.717254][ T12] Workqueue: netns cleanup_net [ 126.717385][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.717542][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.717976][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.718128][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636e40 RCX: 1ff4000000018eed [ 126.718307][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636efc [ 126.718491][ T12] RBP: ff1100000e844000 R08: 1fe22000016c6de1 R09: ff11000001aed1d0 [ 126.718679][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.718856][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.719040][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.719245][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.719399][ T12] CR2: 000055f6a15ced5c CR3: 000000000cb4a004 CR4: 0000000000771ef0 [ 126.719576][ T12] PKRU: 55555554 [ 126.719675][ T12] Call Trace: [ 126.719763][ T12] [ 126.719825][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.719980][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.720128][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.720249][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.720380][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.720499][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.720627][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.720748][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.720870][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.720989][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.721133][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.721253][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.721376][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.721501][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.721629][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.721749][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.721874][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.721993][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.722117][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.722241][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.722367][ T12] kthread (kernel/kthread.c:436) [ 126.722456][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.722615][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.722738][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.722857][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.723006][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.723126][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.723246][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.725513][ T12] ------------[ cut here ]------------ | [ 126.725645][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.725879][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.726306][ T12] Tainted: [W]=WARN [ 126.726402][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.726550][ T12] Workqueue: netns cleanup_net [ 126.726690][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.726849][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.727276][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.727428][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3700 RCX: 1ff4000000018eed [ 126.727616][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e37bc [ 126.727791][ T12] RBP: ff11000008ef4000 R08: 1fe2200001afc6f9 R09: ff11000001aed1d0 [ 126.727970][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.728145][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.728327][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.728541][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.728703][ T12] CR2: 000055f6a15ced5c CR3: 000000000cb4a004 CR4: 0000000000771ef0 [ 126.728882][ T12] PKRU: 55555554 [ 126.728971][ T12] Call Trace: [ 126.729060][ T12] [ 126.729123][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.729277][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.729431][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.729550][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.729686][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.729804][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.729928][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.730049][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.730175][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.730366][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.730509][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.730654][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.730782][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.730907][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.731030][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.731150][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.731276][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.731406][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.731530][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.731666][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.731786][ T12] kthread (kernel/kthread.c:436) [ 126.731879][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.732035][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.732154][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.732272][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.732428][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.732548][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.732677][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.756107][ T12] ------------[ cut here ]------------ | [ 126.756257][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.756814][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.757294][ T12] Tainted: [W]=WARN [ 126.757445][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.757617][ T12] Workqueue: netns cleanup_net [ 126.757752][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.757925][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.758430][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 126.758600][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2740 RCX: 1ff4000000018eaf [ 126.758794][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e27fc [ 126.759087][ T12] RBP: ff1100000a0c9000 R08: 1fe2200001afc501 R09: ff11000001aed1d0 [ 126.759291][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 126.759547][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8fc000 [ 126.759757][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.759979][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.760136][ T12] CR2: 00007ffe3b22aae8 CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 126.760325][ T12] PKRU: 55555554 [ 126.760470][ T12] Call Trace: [ 126.760564][ T12] [ 126.760642][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.760772][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.760868][ T12] netif_close_many (net/core/dev.c:1804) [ 126.760999][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.761124][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.761249][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.761438][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 126.761564][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 126.761731][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 126.761895][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.762037][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.762193][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.762320][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.762510][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 126.762677][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 126.762803][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 126.762931][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.763058][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 126.763185][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 126.763315][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 126.763495][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.763632][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.763763][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.763888][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.764016][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.764142][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.764267][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.764447][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.764575][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.764710][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.764838][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.764967][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.765093][ T12] kthread (kernel/kthread.c:436) [ 126.765188][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.765344][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.765520][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.765656][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.765811][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.765939][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.766064][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.768889][ T12] ------------[ cut here ]------------ | [ 126.769062][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 126.769403][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.769984][ T12] Tainted: [W]=WARN [ 126.770134][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.770371][ T12] Workqueue: netns cleanup_net [ 126.770556][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.770789][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.771300][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 126.771525][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1c40 RCX: 1ff4000000018eaf [ 126.771790][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1cfc [ 126.772029][ T12] RBP: ff1100000e8fc000 R08: 1fe2200001ffc3a1 R09: ff11000001aed1d0 [ 126.772270][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 126.772526][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 126.772786][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 126.773055][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.773267][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 126.773523][ T12] PKRU: 55555554 [ 126.773690][ T12] Call Trace: [ 126.773868][ T12] [ 126.774025][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.774205][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 126.774402][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.774551][ T12] netif_close_many (net/core/dev.c:1804) [ 126.774748][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.774927][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.775105][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.775286][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 126.775492][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 126.775733][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 126.775945][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.776125][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.776360][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.776540][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.776733][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 126.776942][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 126.777119][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 126.777301][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.777497][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 126.777694][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 126.777873][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 126.778053][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.778231][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.778425][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.778617][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.778798][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.778979][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.779154][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.779334][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.779528][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.779721][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.779905][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.780090][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.780271][ T12] kthread (kernel/kthread.c:436) [ 126.780431][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.780654][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.780833][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.781011][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.781218][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.781412][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.781605][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.784633][ T12] ------------[ cut here ]------------ | [ 126.784819][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 126.785545][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.786102][ T12] Tainted: [W]=WARN [ 126.786257][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.786478][ T12] Workqueue: netns cleanup_net [ 126.786678][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.786910][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.787400][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 126.787633][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0580 RCX: 1ff4000000018ed5 [ 126.787879][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe063c [ 126.788125][ T12] RBP: ff1100000a0c9000 R08: 1fe2200001ffc0c9 R09: ff11000001aed1d0 [ 126.788373][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 126.788640][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.788879][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 126.789145][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.789369][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 126.789617][ T12] PKRU: 55555554 [ 126.789763][ T12] Call Trace: [ 126.789902][ T12] [ 126.790016][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.790222][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.790440][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.790626][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.790818][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 126.791024][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 126.791200][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.791389][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 126.791563][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 126.791768][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 126.791948][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.792119][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.792295][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.792485][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.792675][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.792850][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.793022][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.793198][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.793389][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.793565][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.793763][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.793941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.794113][ T12] kthread (kernel/kthread.c:436) [ 126.794257][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.794474][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.794669][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.794847][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.795051][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.795227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.795418][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.799577][ T12] ------------[ cut here ]------------ | [ 126.799761][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 126.800046][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.800714][ T12] Tainted: [W]=WARN [ 126.800902][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.801153][ T12] Workqueue: netns cleanup_net [ 126.801395][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.801667][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.802197][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 126.802462][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf1c0 RCX: 1ff4000000018ed5 [ 126.802756][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf27c [ 126.803033][ T12] RBP: ff1100000e8fc000 R08: 1fe2200001f77e51 R09: ff11000001aed1d0 [ 126.803310][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 126.803644][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.803927][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 126.804236][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.804500][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 126.804804][ T12] PKRU: 55555554 [ 126.804993][ T12] Call Trace: [ 126.805196][ T12] [ 126.805374][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.805654][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.805910][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.806132][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.806368][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 126.806642][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 126.806864][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.807084][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 126.807304][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 126.807541][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 126.807786][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.808038][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.808303][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.808577][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.808765][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.808941][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.809114][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.809290][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.809485][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.809675][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.809853][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.810033][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.810204][ T12] kthread (kernel/kthread.c:436) [ 126.810361][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.810608][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.810792][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.810965][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.811166][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.811339][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.811528][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.814334][ T12] ------------[ cut here ]------------ | [ 126.815308][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 126.815615][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.816153][ T12] Tainted: [W]=WARN [ 126.816294][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.816506][ T12] Workqueue: netns cleanup_net [ 126.816702][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.816915][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.817412][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 126.817624][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbe3c0 RCX: 1ff4000000018ed5 [ 126.817856][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe47c [ 126.818090][ T12] RBP: ff1100000fb74000 R08: 1fe2200001f77c91 R09: ff11000001aed1d0 [ 126.818318][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 126.818563][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.818811][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 126.819075][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.819276][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 126.819521][ T12] PKRU: 55555554 [ 126.819679][ T12] Call Trace: [ 126.819820][ T12] [ 126.819933][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.820139][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.820341][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.820528][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.820715][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 126.820921][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 126.821095][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 126.821268][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 126.821455][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 126.821650][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 126.821829][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.822014][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.822188][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.822376][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.822546][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.822736][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.822908][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.823084][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.823261][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.823447][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.823636][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.823816][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.823988][ T12] kthread (kernel/kthread.c:436) [ 126.824134][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.824341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.824528][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.824717][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.824917][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.825089][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.825261][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.843296][ T2719] ------------[ cut here ]------------ | [ 126.843490][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2719 | [ 126.843787][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.844234][ T2719] Tainted: [W]=WARN [ 126.844336][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.844513][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.844698][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.845173][ T2719] RSP: 0018:ffa0000000d3fa80 EFLAGS: 00010286 [ 126.845342][ T2719] RAX: 00000000ffffffa6 RBX: ff1100000ca6aac0 RCX: 1ff40000001a7f16 [ 126.845550][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ab7c [ 126.845761][ T2719] RBP: ff1100000fd11000 R08: 1fe220000194d571 R09: ff1100000fbcae80 [ 126.845960][ T2719] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 126.846158][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd11000 [ 126.846365][ T2719] FS: 00007f8341966840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 126.846605][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.846775][ T2719] CR2: 00007f8341cdf493 CR3: 0000000008f15005 CR4: 0000000000771ef0 [ 126.846973][ T2719] PKRU: 55555554 [ 126.847075][ T2719] Call Trace: [ 126.847174][ T2719] [ 126.847244][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.847384][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 126.847516][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.847631][ T2719] register_netdevice (net/core/dev.c:11488) [ 126.847766][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 126.847932][ T2719] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 126.848066][ T2719] register_netdev (net/core/dev.c:11552) [ 126.848201][ T2719] loopback_net_init (drivers/net/loopback.c:218) [ 126.848336][ T2719] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 126.848476][ T2719] ops_init (net/core/net_namespace.c:137) [ 126.848579][ T2719] setup_net (net/core/net_namespace.c:446) [ 126.848687][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 126.848819][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 126.848952][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 126.849085][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 126.849221][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 126.849360][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 126.849493][ T2719] ksys_unshare (kernel/fork.c:3243) [ 126.849635][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 126.849770][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 126.849902][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 126.850037][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 126.850169][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 126.850302][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 126.850441][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.850573][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.850716][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.850848][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.851011][ T2719] RIP: 0033:0x7f8341c28bcb [ 126.851151][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 126.851646][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 126.851850][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 126.852049][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 126.852247][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 126.852452][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 126.852660][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 126.857240][ T2719] ------------[ cut here ]------------ | [ 126.857382][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2719 | [ 126.857668][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.858103][ T2719] Tainted: [W]=WARN [ 126.858203][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.858375][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.858546][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.859032][ T2719] RSP: 0018:ffa0000000d3f918 EFLAGS: 00010286 [ 126.859198][ T2719] RAX: 00000000ffffffa6 RBX: ff1100000a186740 RCX: 1ff40000001a7ee9 [ 126.859402][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1867fc [ 126.859622][ T2719] RBP: ff1100000fbac000 R08: 1fe2200001430d01 R09: ff1100000fbcae80 [ 126.859820][ T2719] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 126.860014][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbac000 [ 126.860214][ T2719] FS: 00007f8341966840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 126.860461][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.860635][ T2719] CR2: 00007f8341cdf493 CR3: 0000000008f15005 CR4: 0000000000771ef0 [ 126.860842][ T2719] PKRU: 55555554 [ 126.860943][ T2719] Call Trace: [ 126.861042][ T2719] [ 126.861110][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.861242][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 126.861382][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.861485][ T2719] register_netdevice (net/core/dev.c:11488) [ 126.861628][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 126.861792][ T2719] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 126.861939][ T2719] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 126.862078][ T2719] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 126.862211][ T2719] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 126.862343][ T2719] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 126.862481][ T2719] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 126.862625][ T2719] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 126.862758][ T2719] ops_init (net/core/net_namespace.c:137) [ 126.862859][ T2719] setup_net (net/core/net_namespace.c:446) [ 126.862960][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 126.863092][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 126.863224][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 126.863364][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 126.863503][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 126.863649][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 126.863782][ T2719] ksys_unshare (kernel/fork.c:3243) [ 126.863914][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 126.864048][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 126.864180][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 126.864313][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 126.864453][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 126.864588][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 126.864722][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.864851][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.864983][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.865114][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.865276][ T2719] RIP: 0033:0x7f8341c28bcb [ 126.865419][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 126.865907][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 126.866106][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 126.866302][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 126.866503][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 126.866708][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 126.866906][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 126.878192][ T2719] ------------[ cut here ]------------ | [ 126.878342][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2719 | [ 126.878636][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.879086][ T2719] Tainted: [W]=WARN [ 126.879193][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.879369][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.879542][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.880029][ T2719] RSP: 0018:ffa0000000d3f8f8 EFLAGS: 00010286 [ 126.880197][ T2719] RAX: 00000000ffffffa6 RBX: ff11000012990580 RCX: 1ff40000001a7ee5 [ 126.880403][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299063c [ 126.880619][ T2719] RBP: ff110000128b9000 R08: 1fe22000025320c9 R09: ff1100000fbcae80 [ 126.880817][ T2719] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.881013][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128b9000 [ 126.881211][ T2719] FS: 00007f8341966840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.881450][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.881630][ T2719] CR2: 00007f4e2aaa0f98 CR3: 0000000008f15003 CR4: 0000000000771ef0 [ 126.881828][ T2719] PKRU: 55555554 [ 126.881928][ T2719] Call Trace: [ 126.882027][ T2719] [ 126.882095][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.882229][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 126.882368][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.882478][ T2719] register_netdevice (net/core/dev.c:11488) [ 126.882626][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 126.882792][ T2719] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 126.882931][ T2719] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 126.883065][ T2719] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 126.883197][ T2719] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 126.883334][ T2719] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 126.883476][ T2719] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 126.883623][ T2719] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 126.883757][ T2719] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 126.883891][ T2719] vti_init_net (net/ipv4/ip_vti.c:517) [ 126.884025][ T2719] ops_init (net/core/net_namespace.c:137) [ 126.884127][ T2719] setup_net (net/core/net_namespace.c:446) [ 126.884229][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 126.884367][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 126.884502][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 126.884645][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 126.884778][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 126.884913][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 126.885046][ T2719] ksys_unshare (kernel/fork.c:3243) [ 126.885187][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 126.885321][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 126.885458][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 126.885601][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 126.885737][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 126.885869][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 126.886001][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.886132][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.886265][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.886405][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.886569][ T2719] RIP: 0033:0x7f8341c28bcb [ 126.886717][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 126.887190][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 126.887397][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 126.887606][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 126.887807][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 126.888008][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 126.888205][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 126.892497][ T2719] ------------[ cut here ]------------ | [ 126.892649][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2719 | [ 126.892910][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.893353][ T2719] Tainted: [W]=WARN [ 126.893452][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.893630][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.893800][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.894266][ T2719] RSP: 0018:ffa0000000d3fa78 EFLAGS: 00010286 [ 126.894441][ T2719] RAX: 00000000ffffffa6 RBX: ff11000012990740 RCX: 1ff40000001a7f15 [ 126.894650][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129907fc [ 126.894847][ T2719] RBP: ff1100001365c000 R08: 1fe2200002532101 R09: ff1100000fbcae80 [ 126.895044][ T2719] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.895244][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001365c000 [ 126.895445][ T2719] FS: 00007f8341966840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.895690][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.895856][ T2719] CR2: 00007f4e2aaa0f98 CR3: 0000000008f15003 CR4: 0000000000771ef0 [ 126.896055][ T2719] PKRU: 55555554 [ 126.896155][ T2719] Call Trace: [ 126.896255][ T2719] [ 126.896324][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.896460][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 126.896600][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.896702][ T2719] register_netdevice (net/core/dev.c:11488) [ 126.896836][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 126.897000][ T2719] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.897136][ T2719] register_netdev (net/core/dev.c:11552) [ 126.897268][ T2719] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 126.897408][ T2719] ops_init (net/core/net_namespace.c:137) [ 126.897510][ T2719] setup_net (net/core/net_namespace.c:446) [ 126.897619][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 126.897750][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 126.897881][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 126.898016][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 126.898149][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 126.898283][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 126.898422][ T2719] ksys_unshare (kernel/fork.c:3243) [ 126.898554][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 126.898693][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 126.898825][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 126.898958][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 126.899092][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 126.899221][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 126.899356][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.899487][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.899627][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.899762][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.899925][ T2719] RIP: 0033:0x7f8341c28bcb [ 126.900065][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 126.900537][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 126.900743][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 126.900940][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 126.901137][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 126.901333][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 126.901541][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 126.907003][ T2719] ------------[ cut here ]------------ | [ 126.907146][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2719 | [ 126.907411][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.908659][ T2719] Tainted: [W]=WARN [ 126.908769][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.908936][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.909154][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.909803][ T2719] RSP: 0018:ffa0000000d3fa68 EFLAGS: 00010286 [ 126.909971][ T2719] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff40000001a7f13 [ 126.910178][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 126.910383][ T2719] RBP: ff11000012a14000 R08: 1fe2200001842e89 R09: ff1100000fbcae80 [ 126.910620][ T2719] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 126.910921][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a14000 [ 126.911121][ T2719] FS: 00007f8341966840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 126.911364][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.911529][ T2719] CR2: 00007f4e2aaa0f98 CR3: 0000000008f15003 CR4: 0000000000771ef0 [ 126.911740][ T2719] PKRU: 55555554 [ 126.911847][ T2719] Call Trace: [ 126.911943][ T2719] [ 126.912016][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.912147][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 126.912280][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.912443][ T2719] register_netdevice (net/core/dev.c:11488) [ 126.912580][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 126.912756][ T2719] register_netdev (net/core/dev.c:11552) [ 126.912889][ T2719] sit_init_net (net/ipv6/sit.c:1860) [ 126.913022][ T2719] ops_init (net/core/net_namespace.c:137) [ 126.913123][ T2719] setup_net (net/core/net_namespace.c:446) [ 126.913221][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 126.913415][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 126.913617][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 126.913752][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 126.913885][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 126.914019][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 126.914162][ T2719] ksys_unshare (kernel/fork.c:3243) [ 126.914295][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 126.914484][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 126.914627][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 126.914771][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 126.914902][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 126.915034][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 126.915166][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 126.915296][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 126.915484][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 126.915631][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 126.915799][ T2719] RIP: 0033:0x7f8341c28bcb [ 126.915937][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 126.916479][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 126.916698][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 126.916906][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 126.917113][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 126.917322][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 126.917618][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 126.919757][ T12] ------------[ cut here ]------------ | [ 126.919943][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 126.920230][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.920808][ T12] Tainted: [W]=WARN [ 126.920953][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.921154][ T12] Workqueue: netns cleanup_net [ 126.921334][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.921568][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.922085][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 126.922293][ T12] RAX: 00000000ffffffa6 RBX: ff110000060511c0 RCX: 1ff4000000018ec7 [ 126.922552][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605127c [ 126.922803][ T12] RBP: ff1100000a324000 R08: 1fe2200000c0a251 R09: ff11000001aed1d0 [ 126.923036][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 126.923272][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 126.923524][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 126.923824][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.924030][ T12] CR2: 000055f6a15cf3a8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 126.924273][ T12] PKRU: 55555554 [ 126.924431][ T12] Call Trace: [ 126.924574][ T12] [ 126.924707][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 126.924893][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 126.925041][ T12] netif_close_many (net/core/dev.c:1804) [ 126.925215][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 126.925402][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 126.925622][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 126.925838][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 126.926013][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.926215][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.926402][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.926584][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.926778][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.926956][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.927132][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.927315][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.927503][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.927694][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.927873][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.928047][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.928219][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.928413][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.928586][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.928776][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.928955][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.929127][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.929305][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.929496][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.929692][ T12] kthread (kernel/kthread.c:436) [ 126.929837][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.930041][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.930215][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.930412][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.930634][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.930810][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.930989][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.941222][ T12] ------------[ cut here ]------------ | [ 126.941377][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.941624][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.942058][ T12] Tainted: [W]=WARN [ 126.942149][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.942301][ T12] Workqueue: netns cleanup_net [ 126.942433][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.942591][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.943028][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.943184][ T12] RAX: 00000000ffffffa6 RBX: ff110000104dfe00 RCX: 1ff4000000018eed [ 126.943373][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104dfebc [ 126.943550][ T12] RBP: ff11000009749000 R08: 1fe220000209bfd9 R09: ff11000001aed1d0 [ 126.943735][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.943918][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.944097][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.944304][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.944477][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 126.944665][ T12] PKRU: 55555554 [ 126.944756][ T12] Call Trace: [ 126.944849][ T12] [ 126.944912][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.945064][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.945210][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.945331][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.945458][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.945576][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.945719][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.945839][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.945959][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.946077][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.946201][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.946324][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.946447][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.946566][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.946694][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.946814][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.946947][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.947067][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.947191][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.947313][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.947470][ T12] kthread (kernel/kthread.c:436) [ 126.947559][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.947715][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.947833][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.947951][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.948096][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.948216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.948338][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.950629][ T12] ------------[ cut here ]------------ | [ 126.950755][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.950994][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.951420][ T12] Tainted: [W]=WARN [ 126.951510][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.951665][ T12] Workqueue: netns cleanup_net [ 126.951793][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.951952][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.952389][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.952539][ T12] RAX: 00000000ffffffa6 RBX: ff110000104df540 RCX: 1ff4000000018eed [ 126.952728][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df5fc [ 126.952905][ T12] RBP: ff1100000e954000 R08: 1fe220000209bec1 R09: ff11000001aed1d0 [ 126.953088][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.953271][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.953452][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.953687][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.953836][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 126.954015][ T12] PKRU: 55555554 [ 126.954103][ T12] Call Trace: [ 126.954195][ T12] [ 126.954259][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.954430][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.954578][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.954709][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.954829][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.954948][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.955068][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.955187][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.955310][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.955434][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.955554][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.955683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.955799][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.955921][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.956038][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.956159][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.956285][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.956409][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.956534][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.956667][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.956802][ T12] kthread (kernel/kthread.c:436) [ 126.956897][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.957043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.957161][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.957280][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.957434][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.957551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.957686][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.969905][ T12] ------------[ cut here ]------------ | [ 126.970044][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.970276][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.970882][ T12] Tainted: [W]=WARN [ 126.970972][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.971119][ T12] Workqueue: netns cleanup_net [ 126.971250][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.971412][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.971851][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.972002][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c740 RCX: 1ff4000000018eed [ 126.972178][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c7fc [ 126.972359][ T12] RBP: ff11000008acc000 R08: 1fe22000017ed901 R09: ff11000001aed1d0 [ 126.972536][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.972724][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.972901][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.973110][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.973264][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 126.973447][ T12] PKRU: 55555554 [ 126.973536][ T12] Call Trace: [ 126.973632][ T12] [ 126.973694][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.973849][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.974001][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.974125][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.974244][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.974367][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.974488][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.974627][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.974753][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.974873][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.974998][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.975118][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.975237][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.975380][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.975539][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.975669][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.975793][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.975913][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.976035][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.976157][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.976274][ T12] kthread (kernel/kthread.c:436) [ 126.976368][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.976514][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.976644][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.976763][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.976911][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.977030][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.977152][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.979173][ T12] ------------[ cut here ]------------ | [ 126.979294][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.979530][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.979953][ T12] Tainted: [W]=WARN [ 126.980043][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.980189][ T12] Workqueue: netns cleanup_net [ 126.980311][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.980470][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.980901][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.981050][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6de00 RCX: 1ff4000000018eed [ 126.981225][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6debc [ 126.981410][ T12] RBP: ff1100000fea9000 R08: 1fe22000017edbd9 R09: ff11000001aed1d0 [ 126.981588][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.981769][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.981949][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.982157][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.982312][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 126.982499][ T12] PKRU: 55555554 [ 126.982597][ T12] Call Trace: [ 126.982684][ T12] [ 126.982747][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.982898][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.983046][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.983166][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.983284][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.983411][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.983533][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.983661][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.983781][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.983898][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.984020][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.984139][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.984256][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.984380][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.984502][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.984626][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.984751][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.984872][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.985006][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.985131][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.985249][ T12] kthread (kernel/kthread.c:436) [ 126.985337][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.985489][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.985621][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.985742][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.985895][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.986013][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.986134][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.988355][ T12] ------------[ cut here ]------------ | [ 126.988475][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.988720][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.989143][ T12] Tainted: [W]=WARN [ 126.989233][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.989388][ T12] Workqueue: netns cleanup_net [ 126.989509][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.989670][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.990087][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.990235][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf77380 RCX: 1ff4000000018eed [ 126.990420][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf7743c [ 126.990604][ T12] RBP: ff1100001370c000 R08: 1fe22000019eee89 R09: ff11000001aed1d0 [ 126.990781][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 126.990957][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 126.991134][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 126.991342][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.991496][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 126.991684][ T12] PKRU: 55555554 [ 126.991772][ T12] Call Trace: [ 126.991861][ T12] [ 126.991923][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 126.992075][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 126.992222][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 126.992343][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 126.992472][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 126.992598][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 126.992716][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 126.992839][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 126.992961][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 126.993082][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 126.993203][ T12] cleanup_net (net/core/net_namespace.c:702) [ 126.993324][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 126.993448][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 126.993568][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 126.993704][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 126.993824][ T12] process_one_work (kernel/workqueue.c:3314) [ 126.993951][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 126.994072][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 126.994195][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 126.994316][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 126.994446][ T12] kthread (kernel/kthread.c:436) [ 126.994535][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.994694][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.994816][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.994936][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 126.995085][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.995203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 126.995323][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.997546][ T12] ------------[ cut here ]------------ | [ 126.997674][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 126.997904][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 126.998325][ T12] Tainted: [W]=WARN [ 126.998419][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.998571][ T12] Workqueue: netns cleanup_net [ 126.998705][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 126.998858][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 126.999285][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 126.999438][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf76e40 RCX: 1ff4000000018eed [ 126.999628][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf76efc [ 126.999803][ T12] RBP: ff110000097a1000 R08: 1fe22000019eede1 R09: ff11000001aed1d0 [ 126.999979][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.000154][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 127.000332][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.000544][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.000703][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 127.000882][ T12] PKRU: 55555554 [ 127.000971][ T12] Call Trace: [ 127.001059][ T12] [ 127.001121][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 127.001273][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 127.001428][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 127.001548][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 127.001683][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 127.001801][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 127.001921][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 127.002046][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 127.002167][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 127.002285][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.002412][ T12] cleanup_net (net/core/net_namespace.c:702) [ 127.002534][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 127.002657][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 127.002781][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.002898][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.003020][ T12] process_one_work (kernel/workqueue.c:3314) [ 127.003142][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 127.003260][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.003391][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 127.003513][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 127.003641][ T12] kthread (kernel/kthread.c:436) [ 127.003731][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.003882][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.004002][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.004122][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 127.004270][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.004391][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.004511][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 127.006728][ T12] ------------[ cut here ]------------ | [ 127.006852][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 127.007083][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.007517][ T12] Tainted: [W]=WARN [ 127.007616][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.007763][ T12] Workqueue: netns cleanup_net [ 127.007887][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.008044][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.008469][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 127.008629][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf76c80 RCX: 1ff4000000018eed [ 127.008808][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf76d3c [ 127.008984][ T12] RBP: ff11000008f0c000 R08: 1fe22000019eeda9 R09: ff11000001aed1d0 [ 127.009161][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.009335][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 127.009517][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.009735][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.009885][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 127.010063][ T12] PKRU: 55555554 [ 127.010152][ T12] Call Trace: [ 127.010241][ T12] [ 127.010303][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 127.010464][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 127.010622][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 127.010747][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 127.010867][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 127.010986][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 127.011108][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 127.011238][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 127.011363][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 127.011481][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.011611][ T12] cleanup_net (net/core/net_namespace.c:702) [ 127.011731][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 127.011850][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 127.011968][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.012085][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.012205][ T12] process_one_work (kernel/workqueue.c:3314) [ 127.012327][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 127.012448][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.012573][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 127.012709][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 127.012828][ T12] kthread (kernel/kthread.c:436) [ 127.012919][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.013066][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.013184][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.013304][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 127.013460][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.013582][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.013710][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 127.015790][ T12] ------------[ cut here ]------------ | [ 127.015910][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 127.016144][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.016567][ T12] Tainted: [W]=WARN [ 127.016666][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.016828][ T12] Workqueue: netns cleanup_net [ 127.016955][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.017116][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.017547][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 127.017710][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf778c0 RCX: 1ff4000000018eed [ 127.017891][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf7797c [ 127.018067][ T12] RBP: ff11000009839000 R08: 1fe22000019eef31 R09: ff11000001aed1d0 [ 127.018243][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.018426][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 127.018614][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.018821][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.018969][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 127.019147][ T12] PKRU: 55555554 [ 127.019236][ T12] Call Trace: [ 127.019323][ T12] [ 127.019389][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 127.019541][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 127.019698][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 127.019826][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 127.019950][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 127.020071][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 127.020196][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 127.020317][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 127.020444][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 127.020562][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.020692][ T12] cleanup_net (net/core/net_namespace.c:702) [ 127.020817][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 127.020939][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 127.021062][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.021187][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.021309][ T12] process_one_work (kernel/workqueue.c:3314) [ 127.021437][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 127.021556][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.021691][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 127.021815][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 127.021937][ T12] kthread (kernel/kthread.c:436) [ 127.022029][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.022176][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.022295][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.022418][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 127.022570][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.022699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.022819][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 127.025058][ T12] ------------[ cut here ]------------ | [ 127.025178][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 127.025803][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.026233][ T12] Tainted: [W]=WARN [ 127.026322][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.026481][ T12] Workqueue: netns cleanup_net [ 127.026632][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.026791][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.027214][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 127.027368][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf77c40 RCX: 1ff4000000018eed [ 127.027544][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf77cfc [ 127.027736][ T12] RBP: ff110000086c9000 R08: 1fe22000019eefa1 R09: ff11000001aed1d0 [ 127.027915][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.028091][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 127.028272][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.028484][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.028720][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 127.028904][ T12] PKRU: 55555554 [ 127.028993][ T12] Call Trace: [ 127.029081][ T12] [ 127.029147][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 127.029377][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 127.029523][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 127.029657][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 127.029856][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 127.029979][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 127.030098][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 127.030219][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 127.030424][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 127.030543][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.030678][ T12] cleanup_net (net/core/net_namespace.c:702) [ 127.030798][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 127.030998][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 127.031117][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.031238][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.031366][ T12] process_one_work (kernel/workqueue.c:3314) [ 127.031563][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 127.031689][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.031814][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 127.031939][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 127.032134][ T12] kthread (kernel/kthread.c:436) [ 127.032224][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.032379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.032498][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.032700][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 127.032850][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.032970][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.033089][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 127.035968][ T12] ------------[ cut here ]------------ | [ 127.036089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 127.036399][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.036839][ T12] Tainted: [W]=WARN [ 127.037004][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.037153][ T12] Workqueue: netns cleanup_net [ 127.037280][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.037617][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.038075][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 127.038222][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf76580 RCX: 1ff4000000018eed [ 127.038477][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf7663c [ 127.038666][ T12] RBP: ff1100000a324000 R08: 1fe22000019eecc9 R09: ff11000001aed1d0 [ 127.038842][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.039023][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 127.039201][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.039569][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.039747][ T12] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 127.039924][ T12] PKRU: 55555554 [ 127.040012][ T12] Call Trace: [ 127.040099][ T12] [ 127.040161][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 127.040314][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 127.040622][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 127.040746][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 127.040869][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 127.040987][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 127.041106][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 127.041226][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 127.041420][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 127.041540][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.041685][ T12] cleanup_net (net/core/net_namespace.c:702) [ 127.041811][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 127.041928][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 127.042047][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.042238][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.042442][ T12] process_one_work (kernel/workqueue.c:3314) [ 127.042566][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 127.042700][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.042823][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 127.042946][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 127.043071][ T12] kthread (kernel/kthread.c:436) [ 127.043160][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.043488][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.043619][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.043740][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 127.043888][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.044007][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.044131][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 127.056962][ T2719] ------------[ cut here ]------------ | [ 127.057113][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2719 | [ 127.057383][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.057847][ T2719] Tainted: [W]=WARN [ 127.057958][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.058126][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.058306][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.059336][ T2719] RSP: 0018:ffa0000000d3fa78 EFLAGS: 00010286 [ 127.059563][ T2719] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff40000001a7f15 [ 127.059781][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 127.059982][ T2719] RBP: ff1100000f9a4000 R08: 1fe2200001f65e19 R09: ff1100000fbcae80 [ 127.060180][ T2719] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.060437][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9a4000 [ 127.060650][ T2719] FS: 00007f8341966840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.060885][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.061114][ T2719] CR2: 000055f6a15ced5c CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 127.061316][ T2719] PKRU: 55555554 [ 127.061475][ T2719] Call Trace: [ 127.061574][ T2719] [ 127.061653][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.061788][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 127.061921][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.062023][ T2719] register_netdevice (net/core/dev.c:11488) [ 127.062156][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.062321][ T2719] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.062512][ T2719] register_netdev (net/core/dev.c:11552) [ 127.062656][ T2719] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 127.062793][ T2719] ops_init (net/core/net_namespace.c:137) [ 127.062895][ T2719] setup_net (net/core/net_namespace.c:446) [ 127.062998][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.063130][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.063263][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.063455][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 127.063598][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 127.063735][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.063868][ T2719] ksys_unshare (kernel/fork.c:3243) [ 127.064000][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.064132][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.064286][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.064477][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 127.064622][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.064754][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.064885][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.065017][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.065147][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.065278][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.065499][ T2719] RIP: 0033:0x7f8341c28bcb [ 127.065651][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.066126][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.066327][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 127.066584][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.066791][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.066989][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 127.067187][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 127.072837][ T12] ------------[ cut here ]------------ | [ 127.073016][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 127.073307][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.073985][ T12] Tainted: [W]=WARN [ 127.074152][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.074370][ T12] Workqueue: netns cleanup_net [ 127.074549][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.074775][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.075272][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 127.075493][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0ee40 RCX: 1ff4000000018ed5 [ 127.075748][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0eefc [ 127.075984][ T12] RBP: ff1100000b2dc000 R08: 1fe2200001961de1 R09: ff11000001aed1d0 [ 127.076221][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 127.076465][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 127.076718][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 127.076979][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.077182][ T12] CR2: 000055f6a15cf3a8 CR3: 0000000008f15001 CR4: 0000000000771ef0 [ 127.077429][ T12] PKRU: 55555554 [ 127.077570][ T12] Call Trace: [ 127.077728][ T12] [ 127.077842][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 127.078049][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 127.078267][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 127.078457][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 127.078652][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.078827][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 127.079002][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 127.079178][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 127.079368][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 127.079539][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.079738][ T12] cleanup_net (net/core/net_namespace.c:702) [ 127.079913][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 127.080082][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 127.080255][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.080444][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.080631][ T12] process_one_work (kernel/workqueue.c:3314) [ 127.080811][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 127.080984][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.081163][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 127.081341][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 127.081529][ T12] kthread (kernel/kthread.c:436) [ 127.081692][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.081897][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.082070][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.082243][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 127.082460][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.082648][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 127.082823][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 127.088237][ T2719] ------------[ cut here ]------------ | [ 127.088387][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2719 | [ 127.088680][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.089118][ T2719] Tainted: [W]=WARN [ 127.089217][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.089395][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.089568][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.090055][ T2719] RSP: 0018:ffa0000000d3f918 EFLAGS: 00010286 [ 127.090221][ T2719] RAX: 00000000ffffffa6 RBX: ff110000103f0900 RCX: 1ff40000001a7ee9 [ 127.090422][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f09bc [ 127.090630][ T2719] RBP: ff1100001027c000 R08: 1fe220000207e139 R09: ff1100000fbcae80 [ 127.090826][ T2719] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.091026][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001027c000 [ 127.091223][ T2719] FS: 00007f8341966840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.091458][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.091632][ T2719] CR2: 00007f4e2aaa0f98 CR3: 0000000008f15003 CR4: 0000000000771ef0 [ 127.091829][ T2719] PKRU: 55555554 [ 127.091928][ T2719] Call Trace: [ 127.092025][ T2719] [ 127.092093][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.092226][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 127.092362][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.092461][ T2719] register_netdevice (net/core/dev.c:11488) [ 127.092601][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.092765][ T2719] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.092898][ T2719] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.093032][ T2719] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.093162][ T2719] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.093295][ T2719] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.093434][ T2719] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.093568][ T2719] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 127.093716][ T2719] ops_init (net/core/net_namespace.c:137) [ 127.093826][ T2719] setup_net (net/core/net_namespace.c:446) [ 127.093928][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.094057][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.094189][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.094323][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 127.094461][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 127.094602][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.094739][ T2719] ksys_unshare (kernel/fork.c:3243) [ 127.094871][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.095003][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.095133][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.095267][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 127.095407][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.095542][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.095688][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.095819][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.095949][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.096080][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.096243][ T2719] RIP: 0033:0x7f8341c28bcb [ 127.096384][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.096874][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.097072][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 127.097281][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.097482][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.097692][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 127.097893][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 127.102260][ T2719] ------------[ cut here ]------------ | [ 127.102406][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2719 | [ 127.102675][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.103108][ T2719] Tainted: [W]=WARN [ 127.103208][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.103387][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.103561][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.104043][ T2719] RSP: 0018:ffa0000000d3f918 EFLAGS: 00010286 [ 127.104221][ T2719] RAX: 00000000ffffffa6 RBX: ff1100000bd27380 RCX: 1ff40000001a7ee9 [ 127.104422][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2743c [ 127.104628][ T2719] RBP: ff110000050c1000 R08: 1fe22000017a4e89 R09: ff1100000fbcae80 [ 127.104825][ T2719] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.105022][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c1000 [ 127.105219][ T2719] FS: 00007f8341966840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.105457][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.105635][ T2719] CR2: 00007f4e2aaa0f98 CR3: 0000000008f15003 CR4: 0000000000771ef0 [ 127.105839][ T2719] PKRU: 55555554 [ 127.105937][ T2719] Call Trace: [ 127.106036][ T2719] [ 127.106103][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.106237][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 127.106376][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.106476][ T2719] register_netdevice (net/core/dev.c:11488) [ 127.106627][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.106798][ T2719] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.106932][ T2719] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.107063][ T2719] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.107194][ T2719] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.107326][ T2719] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.107462][ T2719] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.107601][ T2719] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 127.107740][ T2719] ops_init (net/core/net_namespace.c:137) [ 127.107847][ T2719] setup_net (net/core/net_namespace.c:446) [ 127.107949][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.108079][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.108221][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.108359][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 127.108493][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 127.108635][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.108769][ T2719] ksys_unshare (kernel/fork.c:3243) [ 127.108900][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.109032][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.109163][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.109295][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 127.109432][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.109567][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.109713][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.109845][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.109976][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.110106][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.110272][ T2719] RIP: 0033:0x7f8341c28bcb [ 127.110414][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.110896][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.111094][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 127.111287][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.111486][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.111696][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 127.111892][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 127.122510][ T2719] ------------[ cut here ]------------ | [ 127.122675][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2719 | [ 127.122949][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.123942][ T2719] Tainted: [W]=WARN [ 127.124046][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.124212][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.124442][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.124923][ T2719] RSP: 0018:ffa0000000d3f918 EFLAGS: 00010286 [ 127.125088][ T2719] RAX: 00000000ffffffa6 RBX: ff110000103f18c0 RCX: 1ff40000001a7ee9 [ 127.125283][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f197c [ 127.125538][ T2719] RBP: ff11000008481000 R08: 1fe220000207e331 R09: ff1100000fbcae80 [ 127.125749][ T2719] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.125948][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008481000 [ 127.126202][ T2719] FS: 00007f8341966840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.126496][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.126671][ T2719] CR2: 00007f4e2aaa0f98 CR3: 0000000008f15003 CR4: 0000000000771ef0 [ 127.126870][ T2719] PKRU: 55555554 [ 127.126968][ T2719] Call Trace: [ 127.127066][ T2719] [ 127.127139][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.127272][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 127.127462][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.127562][ T2719] register_netdevice (net/core/dev.c:11488) [ 127.127705][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.127873][ T2719] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.128007][ T2719] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.128139][ T2719] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.128271][ T2719] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.128460][ T2719] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.128600][ T2719] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.128739][ T2719] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 127.128872][ T2719] ops_init (net/core/net_namespace.c:137) [ 127.128974][ T2719] setup_net (net/core/net_namespace.c:446) [ 127.129074][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.129205][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.129336][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.129527][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 127.129668][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 127.129802][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.129935][ T2719] ksys_unshare (kernel/fork.c:3243) [ 127.130065][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.130196][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.130327][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.130516][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 127.130660][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.130791][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.130922][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.131053][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.131185][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.131315][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.131537][ T2719] RIP: 0033:0x7f8341c28bcb [ 127.131685][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.132153][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.132409][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 127.132616][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.132812][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.133008][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 127.133221][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 127.144630][ T2719] ------------[ cut here ]------------ | [ 127.144786][ T2719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2719 | [ 127.145060][ T2719] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.145519][ T2719] Tainted: [W]=WARN [ 127.145633][ T2719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.145803][ T2719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.145983][ T2719] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.146477][ T2719] RSP: 0018:ffa0000000d3fa70 EFLAGS: 00010286 [ 127.146657][ T2719] RAX: 00000000ffffffa6 RBX: ff1100000d6be200 RCX: 1ff40000001a7f14 [ 127.146856][ T2719] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be2bc [ 127.147056][ T2719] RBP: ff1100000eae4000 R08: 1fe2200001ad7c59 R09: ff1100000fbcae80 [ 127.147255][ T2719] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 127.147466][ T2719] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae4000 [ 127.147678][ T2719] FS: 00007f8341966840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 127.147923][ T2719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.148094][ T2719] CR2: 00007f8341cdf493 CR3: 0000000008f15005 CR4: 0000000000771ef0 [ 127.148299][ T2719] PKRU: 55555554 [ 127.148406][ T2719] Call Trace: [ 127.148508][ T2719] [ 127.148580][ T2719] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.148727][ T2719] ? notifier_call_chain (kernel/notifier.c:85) [ 127.148862][ T2719] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.148966][ T2719] register_netdevice (net/core/dev.c:11488) [ 127.149100][ T2719] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.149268][ T2719] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.149410][ T2719] register_netdev (net/core/dev.c:11552) [ 127.149545][ T2719] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 127.149695][ T2719] ops_init (net/core/net_namespace.c:137) [ 127.149798][ T2719] setup_net (net/core/net_namespace.c:446) [ 127.149900][ T2719] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.150034][ T2719] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.150167][ T2719] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.150305][ T2719] copy_net_ns (net/core/net_namespace.c:579) [ 127.150448][ T2719] create_new_namespaces (kernel/nsproxy.c:132) [ 127.150598][ T2719] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.150735][ T2719] ksys_unshare (kernel/fork.c:3243) [ 127.150869][ T2719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.151002][ T2719] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.151135][ T2719] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.151270][ T2719] ? __ia32_sys_open (fs/open.c:1374) [ 127.151417][ T2719] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.151552][ T2719] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.151697][ T2719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.151829][ T2719] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.151962][ T2719] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.152096][ T2719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.152263][ T2719] RIP: 0033:0x7f8341c28bcb [ 127.152409][ T2719] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.152899][ T2719] RSP: 002b:00007ffd47ab9a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.153100][ T2719] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8341c28bcb [ 127.153300][ T2719] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.153513][ T2719] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.153739][ T2719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd47abbc50 [ 127.153935][ T2719] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd47abc877 | [ 127.187305][ T2720] ------------[ cut here ]------------ | [ 127.187466][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2720 | [ 127.187747][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.188194][ T2720] Tainted: [W]=WARN [ 127.188295][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.188471][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.188657][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.189129][ T2720] RSP: 0018:ffa0000000d8fa80 EFLAGS: 00010286 [ 127.189296][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000ce34200 RCX: 1ff40000001b1f16 [ 127.189501][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce342bc [ 127.189707][ T2720] RBP: ff11000008491000 R08: 1fe22000019c6859 R09: ff1100000fbcd180 [ 127.189910][ T2720] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.190105][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008491000 [ 127.190307][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.190546][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.190723][ T2720] CR2: 00007fae1c0d27d0 CR3: 000000000ecbf004 CR4: 0000000000771ef0 [ 127.190921][ T2720] PKRU: 55555554 [ 127.191019][ T2720] Call Trace: [ 127.191119][ T2720] [ 127.191190][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.191321][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.191457][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.191558][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.191700][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.191865][ T2720] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.192000][ T2720] register_netdev (net/core/dev.c:11552) [ 127.192129][ T2720] loopback_net_init (drivers/net/loopback.c:218) [ 127.192264][ T2720] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 127.192409][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.192510][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.192623][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.192753][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.192891][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.193024][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.193157][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.193291][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.193427][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.193559][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.193696][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.193831][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.193963][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.194101][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.194231][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.194367][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.194500][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.194640][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.194774][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.194938][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.195074][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.195549][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.195759][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.195959][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.196156][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.196356][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.196552][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.200790][ T2720] ------------[ cut here ]------------ | [ 127.200925][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2720 | [ 127.201184][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.201631][ T2720] Tainted: [W]=WARN [ 127.201730][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.201893][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.202061][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.202527][ T2720] RSP: 0018:ffa0000000d8f918 EFLAGS: 00010286 [ 127.202698][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000fa30c80 RCX: 1ff40000001b1ee9 [ 127.202892][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa30d3c [ 127.203091][ T2720] RBP: ff110000100c9000 R08: 1fe2200001f461a9 R09: ff1100000fbcd180 [ 127.203295][ T2720] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.203490][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100c9000 [ 127.203711][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.203941][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.204113][ T2720] CR2: 00007fae1c0d27d0 CR3: 000000000ecbf004 CR4: 0000000000771ef0 [ 127.204311][ T2720] PKRU: 55555554 [ 127.204413][ T2720] Call Trace: [ 127.204511][ T2720] [ 127.204583][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.204720][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.204851][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.204951][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.205082][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.205246][ T2720] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.205386][ T2720] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.205516][ T2720] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.205658][ T2720] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.205790][ T2720] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.205926][ T2720] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.206059][ T2720] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 127.206192][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.206293][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.206396][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.206530][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.206678][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.206810][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.206942][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.207075][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.207207][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.207337][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.207473][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.207616][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.207746][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.207878][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.208009][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.208144][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.208276][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.208412][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.208545][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.208718][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.208854][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.209315][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.209518][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.209721][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.209915][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.210109][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.210307][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.214159][ T2720] ------------[ cut here ]------------ | [ 127.214294][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2720 | [ 127.214559][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.215004][ T2720] Tainted: [W]=WARN [ 127.215104][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.215268][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.215459][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.215940][ T2720] RSP: 0018:ffa0000000d8f8f8 EFLAGS: 00010286 [ 127.216108][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000ce35c40 RCX: 1ff40000001b1ee5 [ 127.216306][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce35cfc [ 127.216510][ T2720] RBP: ff110000099c9000 R08: 1fe22000019c6ba1 R09: ff1100000fbcd180 [ 127.216718][ T2720] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.216916][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000099c9000 [ 127.217116][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.217353][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.217521][ T2720] CR2: 00007fae1c0d27d0 CR3: 000000000ecbf004 CR4: 0000000000771ef0 [ 127.217729][ T2720] PKRU: 55555554 [ 127.217827][ T2720] Call Trace: [ 127.217925][ T2720] [ 127.217994][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.218129][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.218262][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.218370][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.218506][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.218684][ T2720] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.218819][ T2720] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.218952][ T2720] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.219087][ T2720] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.219221][ T2720] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.219361][ T2720] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.219498][ T2720] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 127.219641][ T2720] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 127.219776][ T2720] vti_init_net (net/ipv4/ip_vti.c:517) [ 127.219911][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.220012][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.220116][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.220248][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.220387][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.220522][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.220665][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.220801][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.220937][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.221071][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.221203][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.221338][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.221482][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.221629][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.221761][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.221894][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.222028][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.222161][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.222299][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.222469][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.222617][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.223093][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.223295][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.223500][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.223711][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.223915][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.224112][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.228344][ T2720] ------------[ cut here ]------------ | [ 127.228487][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2720 | [ 127.228772][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.229212][ T2720] Tainted: [W]=WARN [ 127.229311][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.229481][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.229667][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.230140][ T2720] RSP: 0018:ffa0000000d8fa78 EFLAGS: 00010286 [ 127.230309][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000ce34e40 RCX: 1ff40000001b1f15 [ 127.230528][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce34efc [ 127.230737][ T2720] RBP: ff110000095a9000 R08: 1fe22000019c69e1 R09: ff1100000fbcd180 [ 127.230935][ T2720] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.231145][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095a9000 [ 127.231345][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.231589][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.231770][ T2720] CR2: 00007fae1c0d27d0 CR3: 000000000ecbf004 CR4: 0000000000771ef0 [ 127.231984][ T2720] PKRU: 55555554 [ 127.232083][ T2720] Call Trace: [ 127.232181][ T2720] [ 127.232250][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.232389][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.232523][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.232633][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.232768][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.232941][ T2720] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.233076][ T2720] register_netdev (net/core/dev.c:11552) [ 127.233211][ T2720] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 127.233345][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.233452][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.233554][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.233694][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.233829][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.233965][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.234099][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.234234][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.234374][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.234521][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.234666][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.234801][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.234935][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.235070][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.235202][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.235336][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.235474][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.235622][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.235762][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.235929][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.236066][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.236549][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.236760][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.236958][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.237158][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.237371][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.237572][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.248733][ T2720] ------------[ cut here ]------------ | [ 127.248879][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2720 | [ 127.249145][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.249604][ T2720] Tainted: [W]=WARN [ 127.249708][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.249874][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.250047][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.250531][ T2720] RSP: 0018:ffa0000000d8fa68 EFLAGS: 00010286 [ 127.250708][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000fa31e00 RCX: 1ff40000001b1f13 [ 127.250906][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa31ebc [ 127.251105][ T2720] RBP: ff110000137a4000 R08: 1fe2200001f463d9 R09: ff1100000fbcd180 [ 127.251305][ T2720] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.251514][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000137a4000 [ 127.251725][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.251958][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.252125][ T2720] CR2: 00007fae1c0d27d0 CR3: 000000000ecbf004 CR4: 0000000000771ef0 [ 127.252325][ T2720] PKRU: 55555554 [ 127.252435][ T2720] Call Trace: [ 127.252535][ T2720] [ 127.252613][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.252746][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.252880][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.252983][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.253117][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.253289][ T2720] register_netdev (net/core/dev.c:11552) [ 127.253427][ T2720] sit_init_net (net/ipv6/sit.c:1860) [ 127.253562][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.253672][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.253773][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.253912][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.254048][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.254183][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.254319][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.254459][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.254601][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.254733][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.254865][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.254997][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.255130][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.255269][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.255407][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.255538][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.255688][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.255819][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.255952][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.256121][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.256262][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.256757][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.256957][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.257154][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.257359][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.257557][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.257763][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.264569][ T2720] ------------[ cut here ]------------ | [ 127.264744][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2720 | [ 127.265009][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.265468][ T2720] Tainted: [W]=WARN [ 127.265569][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.265748][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.265920][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.266398][ T2720] RSP: 0018:ffa0000000d8fa78 EFLAGS: 00010286 [ 127.266564][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000fb2f8c0 RCX: 1ff40000001b1f15 [ 127.266770][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f97c [ 127.266970][ T2720] RBP: ff11000001ec9000 R08: 1fe2200001f65f31 R09: ff1100000fbcd180 [ 127.267168][ T2720] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.267373][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ec9000 [ 127.267580][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.267822][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.267993][ T2720] CR2: 000055f6a15ced5c CR3: 000000000ecbf002 CR4: 0000000000771ef0 [ 127.268194][ T2720] PKRU: 55555554 [ 127.268293][ T2720] Call Trace: [ 127.268395][ T2720] [ 127.268464][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.268605][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.268740][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.268841][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.268975][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.269140][ T2720] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.269284][ T2720] register_netdev (net/core/dev.c:11552) [ 127.269423][ T2720] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 127.269557][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.269665][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.269766][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.269898][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.270032][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.270166][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.270302][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.270456][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.270634][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.270771][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.270903][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.271036][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.271169][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.271302][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.271441][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.271572][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.271717][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.271849][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.271981][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.272145][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.272288][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.272773][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.272972][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.273168][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.273370][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.273566][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.273771][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.277714][ T2720] ------------[ cut here ]------------ | [ 127.277853][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2720 | [ 127.278109][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.278569][ T2720] Tainted: [W]=WARN [ 127.278682][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.278846][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.279017][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.279489][ T2720] RSP: 0018:ffa0000000d8f918 EFLAGS: 00010286 [ 127.279664][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000eed9a80 RCX: 1ff40000001b1ee9 [ 127.279859][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9b3c [ 127.280055][ T2720] RBP: ff110000129dc000 R08: 1fe2200001ddb369 R09: ff1100000fbcd180 [ 127.280252][ T2720] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.280453][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129dc000 [ 127.280662][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.280888][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.281052][ T2720] CR2: 000055f6a15ced5c CR3: 000000000ecbf002 CR4: 0000000000771ef0 [ 127.281256][ T2720] PKRU: 55555554 [ 127.281358][ T2720] Call Trace: [ 127.281456][ T2720] [ 127.281523][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.281665][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.281797][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.281897][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.282030][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.282195][ T2720] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.282333][ T2720] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.282470][ T2720] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.282610][ T2720] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.282747][ T2720] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.282880][ T2720] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.283012][ T2720] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 127.283147][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.283248][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.283354][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.283486][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.283629][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.283767][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.283903][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.284038][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.284170][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.284301][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.284963][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.285099][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.285242][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.285437][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.285570][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.285714][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.285852][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.285987][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.286120][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.286282][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.286478][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.286957][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.287212][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.287469][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.287674][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.287868][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.288064][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.292840][ T2720] ------------[ cut here ]------------ | [ 127.292975][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2720 | [ 127.293233][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.293699][ T2720] Tainted: [W]=WARN [ 127.293796][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.293963][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.294131][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.294895][ T2720] RSP: 0018:ffa0000000d8f918 EFLAGS: 00010286 [ 127.295063][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000ea8fe00 RCX: 1ff40000001b1ee9 [ 127.295259][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea8febc [ 127.295457][ T2720] RBP: ff11000012b51000 R08: 1fe2200001d51fd9 R09: ff1100000fbcd180 [ 127.295663][ T2720] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.295855][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b51000 [ 127.296051][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.296280][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.296450][ T2720] CR2: 000055f6a15ced5c CR3: 000000000ecbf002 CR4: 0000000000771ef0 [ 127.296659][ T2720] PKRU: 55555554 [ 127.296757][ T2720] Call Trace: [ 127.296853][ T2720] [ 127.296920][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.297051][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.297182][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.297282][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.297422][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.297589][ T2720] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.297727][ T2720] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.297864][ T2720] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.297999][ T2720] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.298133][ T2720] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.298265][ T2720] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.298404][ T2720] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 127.298536][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.298646][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.298746][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.298882][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.299014][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.299146][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.299281][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.299419][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.299551][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.299691][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.299822][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.299954][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.300085][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.300222][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.300355][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.300497][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.300636][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.300767][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.300897][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.301060][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.301197][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.301678][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.301875][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.302069][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.302266][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.302467][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.302670][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.307476][ T2720] ------------[ cut here ]------------ | [ 127.307629][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2720 | [ 127.307893][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.308327][ T2720] Tainted: [W]=WARN [ 127.308431][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.308600][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.308776][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.309243][ T2720] RSP: 0018:ffa0000000d8f918 EFLAGS: 00010286 [ 127.309415][ T2720] RAX: 00000000ffffffa6 RBX: ff1100000a9d83c0 RCX: 1ff40000001b1ee9 [ 127.309619][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9d847c [ 127.309816][ T2720] RBP: ff110000134c4000 R08: 1fe220000153b091 R09: ff1100000fbcd180 [ 127.310011][ T2720] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.310220][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134c4000 [ 127.310424][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.310680][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.310844][ T2720] CR2: 000055f6a15ced5c CR3: 000000000ecbf002 CR4: 0000000000771ef0 [ 127.311041][ T2720] PKRU: 55555554 [ 127.311138][ T2720] Call Trace: [ 127.311236][ T2720] [ 127.311304][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.311440][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.311571][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.311686][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.311820][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.311983][ T2720] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.312115][ T2720] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 127.312245][ T2720] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 127.312383][ T2720] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 127.312518][ T2720] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 127.312661][ T2720] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 127.312793][ T2720] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 127.312930][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.313032][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.313131][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.313261][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.313396][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.313532][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.313675][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.313809][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.313940][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.314074][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.314203][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.314335][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.314472][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.314615][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.314745][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.314882][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.315013][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.315143][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.315274][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.315440][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.315578][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.316048][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.316249][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.316454][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.316660][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.316854][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.317050][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.327843][ T2720] ------------[ cut here ]------------ | [ 127.327989][ T2720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2720 | [ 127.328257][ T2720] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.328724][ T2720] Tainted: [W]=WARN [ 127.328824][ T2720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.328990][ T2720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.329162][ T2720] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.329653][ T2720] RSP: 0018:ffa0000000d8fa70 EFLAGS: 00010286 [ 127.329820][ T2720] RAX: 00000000ffffffa6 RBX: ff110000137dee40 RCX: 1ff40000001b1f14 [ 127.330018][ T2720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137deefc [ 127.330222][ T2720] RBP: ff11000013601000 R08: 1fe22000026fbde1 R09: ff1100000fbcd180 [ 127.330426][ T2720] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 127.330631][ T2720] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013601000 [ 127.330829][ T2720] FS: 00007fae1bec8840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.331075][ T2720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.331244][ T2720] CR2: 000055f6a15ced5c CR3: 000000000ecbf002 CR4: 0000000000771ef0 [ 127.331450][ T2720] PKRU: 55555554 [ 127.331550][ T2720] Call Trace: [ 127.331661][ T2720] [ 127.331730][ T2720] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.331863][ T2720] ? notifier_call_chain (kernel/notifier.c:85) [ 127.331998][ T2720] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.332099][ T2720] register_netdevice (net/core/dev.c:11488) [ 127.332234][ T2720] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 127.332406][ T2720] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.332543][ T2720] register_netdev (net/core/dev.c:11552) [ 127.332687][ T2720] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 127.332822][ T2720] ops_init (net/core/net_namespace.c:137) [ 127.332926][ T2720] setup_net (net/core/net_namespace.c:446) [ 127.333027][ T2720] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 127.333158][ T2720] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 127.333290][ T2720] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 127.333455][ T2720] copy_net_ns (net/core/net_namespace.c:579) [ 127.333600][ T2720] create_new_namespaces (kernel/nsproxy.c:132) [ 127.333735][ T2720] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 127.333870][ T2720] ksys_unshare (kernel/fork.c:3243) [ 127.334002][ T2720] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.334134][ T2720] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 127.334267][ T2720] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 127.334405][ T2720] ? __ia32_sys_open (fs/open.c:1374) [ 127.334540][ T2720] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 127.334699][ T2720] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 127.334831][ T2720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.334967][ T2720] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.335098][ T2720] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.335229][ T2720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.335396][ T2720] RIP: 0033:0x7fae1c18abcb [ 127.335535][ T2720] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 127.336017][ T2720] RSP: 002b:00007ffd9b20c1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 127.336215][ T2720] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae1c18abcb [ 127.336417][ T2720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 127.336623][ T2720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 127.336824][ T2720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9b20e410 [ 127.337021][ T2720] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9b20e877 | [ 127.372280][ T2721] ------------[ cut here ]------------ | [ 127.373018][ T2721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2721 | [ 127.373310][ T2721] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.373805][ T2721] Tainted: [W]=WARN [ 127.373912][ T2721] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.374084][ T2721] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.374264][ T2721] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.374784][ T2721] RSP: 0018:ffa0000000d4ee30 EFLAGS: 00010286 [ 127.374957][ T2721] RAX: 00000000ffffffa6 RBX: ff1100000c9b6c80 RCX: 1ff40000001a9d8c [ 127.375163][ T2721] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6d3c [ 127.375384][ T2721] RBP: ff11000008fe4000 R08: 1fe2200001936da9 R09: ff110000102aae80 [ 127.375599][ T2721] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 127.375805][ T2721] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea9a388 [ 127.376013][ T2721] FS: 00007f68dfd30840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 127.376256][ T2721] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.376433][ T2721] CR2: 000000000042ebe0 CR3: 000000000b85c003 CR4: 0000000000771ef0 [ 127.376652][ T2721] PKRU: 55555554 [ 127.376754][ T2721] Call Trace: [ 127.376860][ T2721] [ 127.376934][ T2721] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.377079][ T2721] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.377189][ T2721] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 127.377366][ T2721] __dev_notify_flags (net/core/dev.c:9787) [ 127.377507][ T2721] ? netif_change_name (net/core/dev.c:1495) [ 127.377656][ T2721] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.377799][ T2721] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.377937][ T2721] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.378078][ T2721] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 127.378218][ T2721] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.378362][ T2721] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 127.378502][ T2721] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 127.378653][ T2721] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.378789][ T2721] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 127.378929][ T2721] veth_newlink (drivers/net/veth.c:1871) [ 127.379071][ T2721] ? veth_poll_controller (drivers/net/veth.c:1470) [ 127.379209][ T2721] ? kasan_save_stack (mm/kasan/common.c:57) [ 127.379355][ T2721] ? kasan_save_track (mm/kasan/common.c:78) [ 127.379493][ T2721] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 127.379656][ T2721] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 127.379794][ T2721] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 127.379933][ T2721] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 127.380071][ T2721] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.380214][ T2721] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 127.380363][ T2721] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 127.380506][ T2721] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 127.380657][ T2721] ? __dev_get_by_name (net/core/dev.c:883) [ 127.380796][ T2721] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 127.380940][ T2721] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 127.381082][ T2721] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.381222][ T2721] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.381376][ T2721] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.381517][ T2721] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.381666][ T2721] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.381804][ T2721] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.381946][ T2721] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.382085][ T2721] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.382224][ T2721] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.382371][ T2721] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.382511][ T2721] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.382663][ T2721] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.382806][ T2721] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.382947][ T2721] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.383087][ T2721] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.383227][ T2721] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.383375][ T2721] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.383519][ T2721] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.383668][ T2721] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.383810][ T2721] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.383951][ T2721] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.384090][ T2721] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.384232][ T2721] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.384381][ T2721] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.384521][ T2721] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.384671][ T2721] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.384812][ T2721] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.384951][ T2721] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.385122][ T2721] ? move_addr_to_kernel (net/socket.c:258) [ 127.385267][ T2721] ___sys_sendmsg (net/socket.c:2752) [ 127.385414][ T2721] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.385559][ T2721] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.385761][ T2721] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 127.385902][ T2721] __sys_sendmsg (net/socket.c:2784) [ 127.386040][ T2721] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.386183][ T2721] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 127.386324][ T2721] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.386470][ T2721] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.386620][ T2721] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.386758][ T2721] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.386896][ T2721] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.387066][ T2721] RIP: 0033:0x7f68dff6a08e [ 127.387211][ T2721] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.387729][ T2721] RSP: 002b:00007fff6e546e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.387938][ T2721] RAX: ffffffffffffffda RBX: 00007fff6e547610 RCX: 00007f68dff6a08e [ 127.388148][ T2721] RDX: 0000000000000000 RSI: 00007fff6e546f10 RDI: 0000000000000005 [ 127.388360][ T2721] RBP: 00007fff6e546e70 R08: 0000000000000000 R09: 0000000000000000 [ 127.388569][ T2721] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.388786][ T2721] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6e5475d0 | [ 127.397272][ T2721] ------------[ cut here ]------------ | [ 127.397429][ T2721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2721 | [ 127.397711][ T2721] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.398169][ T2721] Tainted: [W]=WARN [ 127.398273][ T2721] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.398454][ T2721] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.398642][ T2721] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.399131][ T2721] RSP: 0018:ffa0000000d4f1b0 EFLAGS: 00010286 [ 127.399306][ T2721] RAX: 00000000ffffffa6 RBX: ff1100000b76fc40 RCX: 1ff40000001a9dfc [ 127.400079][ T2721] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b76fcfc [ 127.400287][ T2721] RBP: ff1100000fd09000 R08: 1fe22000016edfa1 R09: ff110000102aae80 [ 127.400554][ T2721] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 127.400768][ T2721] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 127.400983][ T2721] FS: 00007f68dfd30840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 127.401229][ T2721] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.401468][ T2721] CR2: 000000000042ebe0 CR3: 000000000b85c003 CR4: 0000000000771ef0 [ 127.401748][ T2721] PKRU: 55555554 [ 127.401854][ T2721] Call Trace: [ 127.401957][ T2721] [ 127.402029][ T2721] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.402168][ T2721] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.402273][ T2721] __dev_notify_flags (net/core/dev.c:9787) [ 127.402474][ T2721] ? netif_change_name (net/core/dev.c:1495) [ 127.402626][ T2721] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 127.402766][ T2721] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 127.402909][ T2721] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 127.403049][ T2721] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 127.403189][ T2721] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 127.403327][ T2721] ? __dev_get_by_name (net/core/dev.c:883) [ 127.403531][ T2721] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 127.403683][ T2721] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 127.403826][ T2721] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.403977][ T2721] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.404115][ T2721] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.404255][ T2721] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.404454][ T2721] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.404602][ T2721] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.404745][ T2721] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.404884][ T2721] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.405023][ T2721] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.405164][ T2721] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.405303][ T2721] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.405504][ T2721] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.405656][ T2721] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.405794][ T2721] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.405933][ T2721] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.406073][ T2721] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.406212][ T2721] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.406414][ T2721] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.406551][ T2721] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.406701][ T2721] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.406841][ T2721] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.406981][ T2721] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.407121][ T2721] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.407260][ T2721] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.407459][ T2721] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.407610][ T2721] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.407759][ T2721] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.407898][ T2721] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.408073][ T2721] ? move_addr_to_kernel (net/socket.c:258) [ 127.408218][ T2721] ___sys_sendmsg (net/socket.c:2752) [ 127.408417][ T2721] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.408563][ T2721] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.408750][ T2721] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 127.408893][ T2721] __sys_sendmsg (net/socket.c:2784) [ 127.409031][ T2721] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.409172][ T2721] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 127.409309][ T2721] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.409510][ T2721] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.409674][ T2721] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.409811][ T2721] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.409948][ T2721] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.410124][ T2721] RIP: 0033:0x7f68dff6a08e [ 127.410269][ T2721] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.410835][ T2721] RSP: 002b:00007fff6e546e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.411041][ T2721] RAX: ffffffffffffffda RBX: 00007fff6e547610 RCX: 00007f68dff6a08e [ 127.411247][ T2721] RDX: 0000000000000000 RSI: 00007fff6e546f10 RDI: 0000000000000005 [ 127.411519][ T2721] RBP: 00007fff6e546e70 R08: 0000000000000000 R09: 0000000000000000 [ 127.411740][ T2721] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.411948][ T2721] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6e5475d0 | [ 127.436927][ T2722] ------------[ cut here ]------------ | [ 127.437123][ T2722] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2722 | [ 127.437887][ T2722] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.438444][ T2722] Tainted: [W]=WARN [ 127.438624][ T2722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.438843][ T2722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.439067][ T2722] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.439611][ T2722] RSP: 0018:ffa0000000d4f020 EFLAGS: 00010286 [ 127.439836][ T2722] RAX: 00000000ffffffa6 RBX: ff1100001369c580 RCX: 1ff40000001a9dca [ 127.440086][ T2722] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369c63c [ 127.440333][ T2722] RBP: ff1100000fd09000 R08: 1fe22000026d38c9 R09: ff110000102ad158 [ 127.440610][ T2722] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 127.440866][ T2722] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 127.441118][ T2722] FS: 00007fdd6d180840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 127.441413][ T2722] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.441647][ T2722] CR2: 00007fdd6d4501a0 CR3: 0000000008f15003 CR4: 0000000000771ef0 [ 127.441899][ T2722] PKRU: 55555554 [ 127.442049][ T2722] Call Trace: [ 127.442197][ T2722] [ 127.442317][ T2722] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.442516][ T2722] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.442699][ T2722] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 127.442885][ T2722] __dev_notify_flags (net/core/dev.c:9787) [ 127.443071][ T2722] ? netif_change_name (net/core/dev.c:1495) [ 127.443256][ T2722] ? __dev_change_flags (net/core/dev.c:9752) [ 127.443454][ T2722] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 127.443652][ T2722] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.443837][ T2722] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 127.444024][ T2722] netif_change_flags (net/core/dev.c:9820) [ 127.444208][ T2722] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 127.444409][ T2722] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 127.444606][ T2722] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 127.444796][ T2722] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 127.445012][ T2722] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 127.445193][ T2722] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.445389][ T2722] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 127.445571][ T2722] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.445777][ T2722] ? __kernel_text_address (kernel/extable.c:79) [ 127.445962][ T2722] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.446147][ T2722] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.446331][ T2722] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.446529][ T2722] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.446731][ T2722] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.446914][ T2722] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.447102][ T2722] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.447287][ T2722] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 127.447484][ T2722] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 127.447688][ T2722] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 127.447874][ T2722] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.448058][ T2722] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 127.448243][ T2722] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 127.448443][ T2722] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.448657][ T2722] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.448840][ T2722] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.449025][ T2722] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.449214][ T2722] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.449411][ T2722] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.449611][ T2722] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.449797][ T2722] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.449983][ T2722] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.450165][ T2722] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.450364][ T2722] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.450547][ T2722] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.450748][ T2722] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.450930][ T2722] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.451111][ T2722] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.451296][ T2722] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.451497][ T2722] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.451705][ T2722] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.451888][ T2722] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.452071][ T2722] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.452256][ T2722] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.452453][ T2722] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.452659][ T2722] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.452845][ T2722] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.453031][ T2722] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.453215][ T2722] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.453416][ T2722] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.453612][ T2722] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.453801][ T2722] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.453984][ T2722] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.454167][ T2722] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.454397][ T2722] ? move_addr_to_kernel (net/socket.c:258) [ 127.454585][ T2722] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.454783][ T2722] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.454969][ T2722] ___sys_sendmsg (net/socket.c:2752) [ 127.455150][ T2722] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 127.455378][ T2722] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.455572][ T2722] __sys_sendmsg (net/socket.c:2784) [ 127.455782][ T2722] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.455966][ T2722] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 127.456186][ T2722] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 127.456384][ T2722] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.456566][ T2722] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.456763][ T2722] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.456944][ T2722] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.457131][ T2722] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.457362][ T2722] RIP: 0033:0x7fdd6d3ba08e [ 127.457549][ T2722] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.458084][ T2722] RSP: 002b:00007fff8de12690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.458336][ T2722] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdd6d3ba08e [ 127.458605][ T2722] RDX: 0000000000000000 RSI: 00007fff8de12740 RDI: 0000000000000005 [ 127.458856][ T2722] RBP: 00007fff8de126a0 R08: 0000000000000000 R09: 0000000000000000 [ 127.459101][ T2722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.459366][ T2722] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8de12e10 | [ 127.498320][ T2723] ------------[ cut here ]------------ | [ 127.498505][ T2723] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2723 | [ 127.498791][ T2723] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.499249][ T2723] Tainted: [W]=WARN [ 127.499356][ T2723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.499521][ T2723] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.499715][ T2723] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.500186][ T2723] RSP: 0018:ffa0000000d6f020 EFLAGS: 00010286 [ 127.500361][ T2723] RAX: 00000000ffffffa6 RBX: ff1100001369d1c0 RCX: 1ff40000001addca [ 127.500557][ T2723] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369d27c [ 127.500769][ T2723] RBP: ff11000008fe4000 R08: 1fe22000026d3a51 R09: ff110000102a8b58 [ 127.500962][ T2723] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 127.501157][ T2723] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 127.501364][ T2723] FS: 00007f31c0d93840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 127.501604][ T2723] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.501768][ T2723] CR2: 000000002fe89988 CR3: 000000000b85c006 CR4: 0000000000771ef0 [ 127.501968][ T2723] PKRU: 55555554 [ 127.502069][ T2723] Call Trace: [ 127.502169][ T2723] [ 127.502240][ T2723] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.502378][ T2723] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.502481][ T2723] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 127.502622][ T2723] __dev_notify_flags (net/core/dev.c:9787) [ 127.502753][ T2723] ? netif_change_name (net/core/dev.c:1495) [ 127.502885][ T2723] ? __dev_change_flags (net/core/dev.c:9752) [ 127.503026][ T2723] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 127.503166][ T2723] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.503298][ T2723] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 127.503447][ T2723] netif_change_flags (net/core/dev.c:9820) [ 127.503582][ T2723] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 127.503723][ T2723] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 127.503856][ T2723] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 127.503988][ T2723] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 127.504151][ T2723] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 127.504290][ T2723] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.504424][ T2723] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 127.504558][ T2723] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.504816][ T2723] ? __kernel_text_address (kernel/extable.c:79) [ 127.504954][ T2723] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.505102][ T2723] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.505240][ T2723] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.505380][ T2723] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.505516][ T2723] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.505688][ T2723] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.505823][ T2723] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.505955][ T2723] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 127.506098][ T2723] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 127.506229][ T2723] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 127.506367][ T2723] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.506511][ T2723] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 127.506658][ T2723] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 127.506792][ T2723] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.506926][ T2723] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.507055][ T2723] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.507186][ T2723] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.507342][ T2723] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.507479][ T2723] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.507631][ T2723] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.507779][ T2723] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.507920][ T2723] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.508068][ T2723] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.508202][ T2723] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.508332][ T2723] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.508481][ T2723] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.508624][ T2723] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.508757][ T2723] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.508891][ T2723] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.509037][ T2723] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.509173][ T2723] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.509308][ T2723] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.509445][ T2723] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.509584][ T2723] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.509724][ T2723] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.509859][ T2723] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.509992][ T2723] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.510127][ T2723] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.510275][ T2723] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.510414][ T2723] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.510547][ T2723] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.510695][ T2723] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.510827][ T2723] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.510958][ T2723] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.511150][ T2723] ? move_addr_to_kernel (net/socket.c:258) [ 127.511286][ T2723] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.511425][ T2723] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.511560][ T2723] ___sys_sendmsg (net/socket.c:2752) [ 127.512352][ T2723] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 127.512516][ T2723] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.512685][ T2723] __sys_sendmsg (net/socket.c:2784) [ 127.512822][ T2723] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.512955][ T2723] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 127.513126][ T2723] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 127.513260][ T2723] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.513398][ T2723] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.513531][ T2723] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.513700][ T2723] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.513834][ T2723] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.513998][ T2723] RIP: 0033:0x7f31c0fcd08e [ 127.514137][ T2723] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.514651][ T2723] RSP: 002b:00007ffcbe49e380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.514853][ T2723] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f31c0fcd08e [ 127.515049][ T2723] RDX: 0000000000000000 RSI: 00007ffcbe49e430 RDI: 0000000000000005 [ 127.515246][ T2723] RBP: 00007ffcbe49e390 R08: 0000000000000000 R09: 0000000000000000 [ 127.515450][ T2723] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.515667][ T2723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbe49eb00 | [ 127.517757][ T36] ------------[ cut here ]------------ | [ 127.517893][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36 | [ 127.518135][ T36] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.518597][ T36] Tainted: [W]=WARN [ 127.518702][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.518862][ T36] Workqueue: events_unbound linkwatch_event [ 127.519021][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.519183][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.519644][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 127.519801][ T36] RAX: 00000000ffffffa6 RBX: ff110000137de740 RCX: 1ff4000000051f02 [ 127.519986][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de7fc [ 127.520168][ T36] RBP: ff1100000fd09000 R08: 1fe22000026fbd01 R09: ff11000001d751a8 [ 127.520357][ T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 127.520560][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 127.520768][ T36] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 127.520986][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.521165][ T36] CR2: 00007fae1bf95574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 127.521400][ T36] PKRU: 55555554 [ 127.521494][ T36] Call Trace: [ 127.521595][ T36] [ 127.521659][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.521784][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 127.521906][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.521999][ T36] netif_state_change (net/core/dev.c:1605) [ 127.523159][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.523319][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 127.523454][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 127.523583][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.523713][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 127.523836][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 127.523960][ T36] process_one_work (kernel/workqueue.c:3314) [ 127.524090][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 127.524212][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.524339][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 127.524480][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 127.524615][ T36] kthread (kernel/kthread.c:436) [ 127.524707][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.524873][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 127.524996][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.525119][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 127.525270][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.525399][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 127.525533][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 127.585123][ T2725] ------------[ cut here ]------------ | [ 127.585278][ T2725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2725 | [ 127.586079][ T2725] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.586546][ T2725] Tainted: [W]=WARN [ 127.586670][ T2725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.586837][ T2725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.587008][ T2725] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.587482][ T2725] RSP: 0018:ffa0000000d9f150 EFLAGS: 00010286 [ 127.587673][ T2725] RAX: 00000000ffffffa6 RBX: ff1100000d6bf380 RCX: 1ff40000001b3df0 [ 127.587869][ T2725] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf43c [ 127.588065][ T2725] RBP: ff11000008fe4000 R08: 1fe2200001ad7e89 R09: ff1100000eb4ae58 [ 127.588260][ T2725] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 127.588463][ T2725] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007878040 [ 127.588683][ T2725] FS: 00007fc6c7de6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 127.588912][ T2725] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.589079][ T2725] CR2: 00000000004ebb28 CR3: 000000000b85c002 CR4: 0000000000771ef0 [ 127.589274][ T2725] PKRU: 55555554 [ 127.589376][ T2725] Call Trace: [ 127.589479][ T2725] [ 127.589548][ T2725] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.589708][ T2725] ? notifier_call_chain (kernel/notifier.c:85) [ 127.589839][ T2725] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.589940][ T2725] netif_state_change (net/core/dev.c:1605) [ 127.590071][ T2725] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.590234][ T2725] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 127.590409][ T2725] linkwatch_sync_dev (net/core/link_watch.c:295) [ 127.590540][ T2725] rtnl_getlink (net/core/rtnetlink.c:4273) [ 127.590695][ T2725] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.590824][ T2725] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.590953][ T2725] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 127.591084][ T2725] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.591215][ T2725] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.591351][ T2725] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.591501][ T2725] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.591655][ T2725] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.591788][ T2725] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.591918][ T2725] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.592046][ T2725] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.592179][ T2725] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.592311][ T2725] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 127.592447][ T2725] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.592618][ T2725] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.592755][ T2725] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.592885][ T2725] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.593021][ T2725] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.593163][ T2725] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.593293][ T2725] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.593430][ T2725] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.593562][ T2725] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.593718][ T2725] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.593848][ T2725] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.593980][ T2725] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.594115][ T2725] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.594244][ T2725] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.594382][ T2725] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.594514][ T2725] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.594655][ T2725] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.594787][ T2725] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.594917][ T2725] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.595048][ T2725] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.595211][ T2725] ? move_addr_to_kernel (net/socket.c:258) [ 127.595340][ T2725] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 127.595478][ T2725] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 127.595664][ T2725] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 127.595794][ T2725] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 127.595955][ T2725] ___sys_sendmsg (net/socket.c:2752) [ 127.596087][ T2725] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.596217][ T2725] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.596360][ T2725] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 127.596493][ T2725] ? do_getsockname (net/socket.c:2192) [ 127.596648][ T2725] __sys_sendmsg (net/socket.c:2784) [ 127.596782][ T2725] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.596914][ T2725] ? __sys_getsockname (net/socket.c:2210) [ 127.597044][ T2725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.597174][ T2725] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.597306][ T2725] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.597442][ T2725] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.597572][ T2725] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.597758][ T2725] RIP: 0033:0x7fc6c802008e [ 127.597894][ T2725] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.598357][ T2725] RSP: 002b:00007ffe1f7e21d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.598554][ T2725] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc6c802008e [ 127.598771][ T2725] RDX: 0000000000000000 RSI: 00007ffe1f7e2280 RDI: 0000000000000006 [ 127.598970][ T2725] RBP: 00007ffe1f7e21e0 R08: 0000000000000000 R09: 0000000000000000 [ 127.599162][ T2725] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.599368][ T2725] R13: 00007ffe1f7e2330 R14: 000000000000000d R15: 00007ffe1f7e387a | [ 127.688978][ T2728] ------------[ cut here ]------------ | [ 127.689155][ T2728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2728 | [ 127.689438][ T2728] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.689910][ T2728] Tainted: [W]=WARN [ 127.690013][ T2728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.690182][ T2728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.690364][ T2728] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.690871][ T2728] RSP: 0018:ffa0000000daf1b0 EFLAGS: 00010286 [ 127.691041][ T2728] RAX: 00000000ffffffa6 RBX: ff110000028ff1c0 RCX: 1ff40000001b5dfc [ 127.691242][ T2728] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff27c [ 127.691457][ T2728] RBP: ff11000010329000 R08: 1fe220000051fe51 R09: ff11000013710b80 [ 127.691689][ T2728] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 127.691893][ T2728] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 127.692096][ T2728] FS: 00007f40b71b0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 127.692331][ T2728] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.692505][ T2728] CR2: 00007f40b73a9460 CR3: 000000000b85c004 CR4: 0000000000771ef0 [ 127.692736][ T2728] PKRU: 55555554 [ 127.692838][ T2728] Call Trace: [ 127.692939][ T2728] [ 127.693010][ T2728] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.693146][ T2728] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.693249][ T2728] __dev_notify_flags (net/core/dev.c:9787) [ 127.693393][ T2728] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 127.693533][ T2728] ? netif_change_name (net/core/dev.c:1495) [ 127.693698][ T2728] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 127.693838][ T2728] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 127.693975][ T2728] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 127.694109][ T2728] ? __dev_get_by_name (net/core/dev.c:883) [ 127.694248][ T2728] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 127.694401][ T2728] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 127.694559][ T2728] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.694723][ T2728] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.694859][ T2728] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.694994][ T2728] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.695129][ T2728] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.695267][ T2728] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.695416][ T2728] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.695557][ T2728] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.695717][ T2728] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.695851][ T2728] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.695990][ T2728] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.696124][ T2728] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.696264][ T2728] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.696406][ T2728] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.696544][ T2728] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.696706][ T2728] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.696844][ T2728] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.696983][ T2728] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.697118][ T2728] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.697256][ T2728] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.697465][ T2728] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.697617][ T2728] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.697757][ T2728] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.697894][ T2728] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.698030][ T2728] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.698168][ T2728] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.698306][ T2728] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.698513][ T2728] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.698705][ T2728] ? move_addr_to_kernel (net/socket.c:258) [ 127.698847][ T2728] ___sys_sendmsg (net/socket.c:2752) [ 127.698982][ T2728] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.699117][ T2728] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.699263][ T2728] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 127.699461][ T2728] __sys_sendmsg (net/socket.c:2784) [ 127.699755][ T2728] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.699898][ T2728] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.700034][ T2728] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.700170][ T2728] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.700306][ T2728] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.700533][ T2728] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.700692][ T2728] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.700865][ T2728] RIP: 0033:0x7f40b73ea08e [ 127.701007][ T2728] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.701549][ T2728] RSP: 002b:00007ffd363b1470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.701778][ T2728] RAX: ffffffffffffffda RBX: 00007ffd363b1c20 RCX: 00007f40b73ea08e [ 127.701982][ T2728] RDX: 0000000000000000 RSI: 00007ffd363b1520 RDI: 0000000000000005 [ 127.702182][ T2728] RBP: 00007ffd363b1480 R08: 0000000000000000 R09: 0000000000000000 [ 127.702389][ T2728] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.702601][ T2728] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd363b1bf0 | [ 127.734609][ T2729] ------------[ cut here ]------------ | [ 127.734814][ T2729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2729 | [ 127.735132][ T2729] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.736251][ T2729] Tainted: [W]=WARN [ 127.736418][ T2729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.736655][ T2729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.736886][ T2729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.737435][ T2729] RSP: 0018:ffa0000000dbf1b0 EFLAGS: 00010286 [ 127.737676][ T2729] RAX: 00000000ffffffa6 RBX: ff1100000b31d540 RCX: 1ff40000001b7dfc [ 127.737926][ T2729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d5fc [ 127.738173][ T2729] RBP: ff11000008ab9000 R08: 1fe2200001663ac1 R09: ff1100000a2f2e80 [ 127.738434][ T2729] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 127.738704][ T2729] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 127.738956][ T2729] FS: 00007fc9fcfab840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 127.739241][ T2729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.739470][ T2729] CR2: 0000000000445f00 CR3: 0000000008f15005 CR4: 0000000000771ef0 [ 127.739740][ T2729] PKRU: 55555554 [ 127.739890][ T2729] Call Trace: [ 127.740040][ T2729] [ 127.740160][ T2729] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.740362][ T2729] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.740514][ T2729] __dev_notify_flags (net/core/dev.c:9787) [ 127.740715][ T2729] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 127.740901][ T2729] ? netif_change_name (net/core/dev.c:1495) [ 127.741092][ T2729] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 127.741281][ T2729] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 127.741487][ T2729] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 127.741691][ T2729] ? __dev_get_by_name (net/core/dev.c:883) [ 127.741877][ T2729] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 127.742068][ T2729] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 127.742259][ T2729] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.742461][ T2729] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.742668][ T2729] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.742859][ T2729] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.743043][ T2729] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.743227][ T2729] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.743433][ T2729] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.743633][ T2729] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.743820][ T2729] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.744008][ T2729] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.744199][ T2729] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.744398][ T2729] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.744597][ T2729] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.744790][ T2729] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.744982][ T2729] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.745170][ T2729] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.745374][ T2729] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.745567][ T2729] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.745768][ T2729] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.745958][ T2729] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.746147][ T2729] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.746336][ T2729] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.746538][ T2729] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.746748][ T2729] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.746938][ T2729] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.747128][ T2729] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.747314][ T2729] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.747512][ T2729] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.747745][ T2729] ? move_addr_to_kernel (net/socket.c:258) [ 127.747937][ T2729] ___sys_sendmsg (net/socket.c:2752) [ 127.748124][ T2729] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.748314][ T2729] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.748523][ T2729] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 127.748728][ T2729] __sys_sendmsg (net/socket.c:2784) [ 127.748916][ T2729] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.749107][ T2729] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.749296][ T2729] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.749498][ T2729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.749705][ T2729] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.749894][ T2729] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.750081][ T2729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.750302][ T2729] RIP: 0033:0x7fc9fd1e508e [ 127.750511][ T2729] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.751056][ T2729] RSP: 002b:00007ffdb2a03170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.751311][ T2729] RAX: ffffffffffffffda RBX: 00007ffdb2a03920 RCX: 00007fc9fd1e508e [ 127.751580][ T2729] RDX: 0000000000000000 RSI: 00007ffdb2a03220 RDI: 0000000000000005 [ 127.751869][ T2729] RBP: 00007ffdb2a03180 R08: 0000000000000000 R09: 0000000000000000 [ 127.752121][ T2729] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.752387][ T2729] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb2a038f0 | [ 127.777953][ T2730] ------------[ cut here ]------------ | [ 127.778111][ T2730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2730 | [ 127.778397][ T2730] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.778859][ T2730] Tainted: [W]=WARN [ 127.778963][ T2730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.779131][ T2730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.779309][ T2730] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.779809][ T2730] RSP: 0018:ffa0000000dcf020 EFLAGS: 00010286 [ 127.779980][ T2730] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff40000001b9dca [ 127.780174][ T2730] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 127.780376][ T2730] RBP: ff11000010329000 R08: 1fe2200001430ef9 R09: ff1100000a2f0b58 [ 127.780572][ T2730] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 127.780784][ T2730] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 127.780982][ T2730] FS: 00007f597be3f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.781219][ T2730] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.781390][ T2730] CR2: 0000000033476988 CR3: 000000000ebd3004 CR4: 0000000000771ef0 [ 127.781600][ T2730] PKRU: 55555554 [ 127.781713][ T2730] Call Trace: [ 127.781811][ T2730] [ 127.781881][ T2730] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.782015][ T2730] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.782117][ T2730] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 127.782249][ T2730] __dev_notify_flags (net/core/dev.c:9787) [ 127.782388][ T2730] ? netif_change_name (net/core/dev.c:1495) [ 127.782519][ T2730] ? __dev_change_flags (net/core/dev.c:9752) [ 127.782677][ T2730] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 127.782809][ T2730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.782942][ T2730] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 127.783077][ T2730] netif_change_flags (net/core/dev.c:9820) [ 127.783210][ T2730] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 127.783347][ T2730] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 127.783484][ T2730] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 127.783638][ T2730] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 127.783805][ T2730] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 127.783940][ T2730] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.784084][ T2730] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 127.784216][ T2730] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.784353][ T2730] ? __kernel_text_address (kernel/extable.c:79) [ 127.784505][ T2730] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.784648][ T2730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.784779][ T2730] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.784916][ T2730] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.785052][ T2730] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.785184][ T2730] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.785314][ T2730] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.785452][ T2730] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 127.785594][ T2730] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 127.785741][ T2730] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 127.785873][ T2730] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.786006][ T2730] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 127.786143][ T2730] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 127.786279][ T2730] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.786429][ T2730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.786560][ T2730] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.786699][ T2730] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.786831][ T2730] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.786962][ T2730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.787104][ T2730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.787234][ T2730] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.787375][ T2730] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.787507][ T2730] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.787681][ T2730] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.787814][ T2730] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.787946][ T2730] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.788078][ T2730] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.788213][ T2730] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.788353][ T2730] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.788485][ T2730] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.788666][ T2730] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.788801][ T2730] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.788934][ T2730] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.789071][ T2730] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.789205][ T2730] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.789339][ T2730] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.789479][ T2730] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.789623][ T2730] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.789760][ T2730] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.789894][ T2730] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.790028][ T2730] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.790162][ T2730] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.790298][ T2730] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.790434][ T2730] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.790607][ T2730] ? move_addr_to_kernel (net/socket.c:258) [ 127.790742][ T2730] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.790876][ T2730] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.791009][ T2730] ___sys_sendmsg (net/socket.c:2752) [ 127.791140][ T2730] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 127.791305][ T2730] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.791456][ T2730] __sys_sendmsg (net/socket.c:2784) [ 127.791598][ T2730] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.791746][ T2730] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 127.791913][ T2730] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 127.792045][ T2730] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.792182][ T2730] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.792315][ T2730] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.792455][ T2730] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.792598][ T2730] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.792765][ T2730] RIP: 0033:0x7f597c07908e [ 127.792906][ T2730] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.793396][ T2730] RSP: 002b:00007ffe4bfe9d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.793605][ T2730] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f597c07908e [ 127.793800][ T2730] RDX: 0000000000000000 RSI: 00007ffe4bfe9e30 RDI: 0000000000000005 [ 127.793997][ T2730] RBP: 00007ffe4bfe9d90 R08: 0000000000000000 R09: 0000000000000000 [ 127.794193][ T2730] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d031 [ 127.794395][ T2730] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4bfea500 | [ 127.830181][ T2731] ------------[ cut here ]------------ | [ 127.830332][ T2731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2731 | [ 127.831232][ T2731] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.831717][ T2731] Tainted: [W]=WARN [ 127.831817][ T2731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.831984][ T2731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.832156][ T2731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.832653][ T2731] RSP: 0018:ffa0000000ddf020 EFLAGS: 00010286 [ 127.832824][ T2731] RAX: 00000000ffffffa6 RBX: ff1100000d9078c0 RCX: 1ff40000001bbdca [ 127.833025][ T2731] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90797c [ 127.833222][ T2731] RBP: ff11000008ab9000 R08: 1fe2200001b20f31 R09: ff1100000a2f5158 [ 127.833426][ T2731] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 127.833634][ T2731] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 127.833832][ T2731] FS: 00007fdcdad40840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 127.834064][ T2731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.834232][ T2731] CR2: 00007fdcdb0101a0 CR3: 000000000b85c001 CR4: 0000000000771ef0 [ 127.834437][ T2731] PKRU: 55555554 [ 127.834536][ T2731] Call Trace: [ 127.834660][ T2731] [ 127.834729][ T2731] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.834864][ T2731] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.834968][ T2731] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 127.835103][ T2731] __dev_notify_flags (net/core/dev.c:9787) [ 127.835239][ T2731] ? netif_change_name (net/core/dev.c:1495) [ 127.835378][ T2731] ? __dev_change_flags (net/core/dev.c:9752) [ 127.835509][ T2731] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 127.835663][ T2731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.835795][ T2731] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 127.835931][ T2731] netif_change_flags (net/core/dev.c:9820) [ 127.836074][ T2731] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 127.836210][ T2731] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 127.836345][ T2731] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 127.836485][ T2731] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 127.836676][ T2731] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 127.836808][ T2731] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.836941][ T2731] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 127.837072][ T2731] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.837204][ T2731] ? __kernel_text_address (kernel/extable.c:79) [ 127.837338][ T2731] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.837477][ T2731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.837628][ T2731] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.837772][ T2731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.837909][ T2731] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 127.838040][ T2731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.838171][ T2731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.838302][ T2731] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 127.838442][ T2731] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 127.838578][ T2731] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 127.838736][ T2731] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 127.838870][ T2731] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 127.839005][ T2731] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 127.839140][ T2731] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.839273][ T2731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.839411][ T2731] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.839543][ T2731] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.839704][ T2731] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.839836][ T2731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.839970][ T2731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.840102][ T2731] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.840234][ T2731] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.840379][ T2731] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.840513][ T2731] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.840670][ T2731] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.840802][ T2731] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.840933][ T2731] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.841066][ T2731] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.841198][ T2731] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.841330][ T2731] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.841468][ T2731] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.841615][ T2731] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.841749][ T2731] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.841885][ T2731] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.842016][ T2731] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.842152][ T2731] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.842288][ T2731] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.842425][ T2731] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.842557][ T2731] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.842721][ T2731] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.842856][ T2731] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.842990][ T2731] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.843122][ T2731] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.843258][ T2731] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.843426][ T2731] ? move_addr_to_kernel (net/socket.c:258) [ 127.843559][ T2731] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 127.843713][ T2731] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.843850][ T2731] ___sys_sendmsg (net/socket.c:2752) [ 127.843983][ T2731] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 127.844156][ T2731] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.844306][ T2731] __sys_sendmsg (net/socket.c:2784) [ 127.844447][ T2731] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.844583][ T2731] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 127.844776][ T2731] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 127.844911][ T2731] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.845049][ T2731] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.845187][ T2731] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.845320][ T2731] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.845459][ T2731] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.845646][ T2731] RIP: 0033:0x7fdcdaf7a08e [ 127.845791][ T2731] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.846268][ T2731] RSP: 002b:00007ffe6d3bce00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.846472][ T2731] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdcdaf7a08e [ 127.846699][ T2731] RDX: 0000000000000000 RSI: 00007ffe6d3bceb0 RDI: 0000000000000005 [ 127.846900][ T2731] RBP: 00007ffe6d3bce10 R08: 0000000000000000 R09: 0000000000000000 [ 127.847110][ T2731] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d032 [ 127.847309][ T2731] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6d3bd580 | [ 127.936282][ T2734] ------------[ cut here ]------------ | [ 127.937124][ T2734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2734 | [ 127.937415][ T2734] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.937904][ T2734] Tainted: [W]=WARN [ 127.938011][ T2734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.938185][ T2734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.938372][ T2734] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.938875][ T2734] RSP: 0018:ffa0000000dff090 EFLAGS: 00010286 [ 127.939049][ T2734] RAX: 00000000ffffffa6 RBX: ff1100000ce323c0 RCX: 1ff40000001bfdd8 [ 127.939256][ T2734] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3247c [ 127.939467][ T2734] RBP: ff11000010329000 R08: 1fe22000019c6491 R09: ff11000012a1ae80 [ 127.939696][ T2734] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 127.939903][ T2734] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 127.940113][ T2734] FS: 00007f18aa2fb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.940364][ T2734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.940541][ T2734] CR2: 000000000042e5e0 CR3: 0000000008f22005 CR4: 0000000000771ef0 [ 127.940775][ T2734] PKRU: 55555554 [ 127.940879][ T2734] Call Trace: [ 127.940983][ T2734] [ 127.941055][ T2734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.941196][ T2734] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 127.941337][ T2734] notifier_call_chain (kernel/notifier.c:85) [ 127.941487][ T2734] __netdev_upper_dev_link (net/core/dev.c:8931) [ 127.941651][ T2734] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 127.941795][ T2734] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 127.941935][ T2734] netdev_upper_dev_link (net/core/dev.c:8972) [ 127.942074][ T2734] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 127.942214][ T2734] register_vlan_dev (net/8021q/vlan.c:183) [ 127.942361][ T2734] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 127.942502][ T2734] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 127.942662][ T2734] ? nla_strscpy (lib/nlattr.c:795) [ 127.942803][ T2734] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 127.942944][ T2734] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 127.943083][ T2734] ? __dev_get_by_name (net/core/dev.c:883) [ 127.943223][ T2734] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 127.943370][ T2734] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 127.943513][ T2734] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.943679][ T2734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.943816][ T2734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.943976][ T2734] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.944114][ T2734] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.944252][ T2734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.944400][ T2734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.944539][ T2734] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.944703][ T2734] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.944841][ T2734] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.944979][ T2734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.945117][ T2734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.945257][ T2734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.945398][ T2734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.945538][ T2734] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.945698][ T2734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.945836][ T2734] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.945979][ T2734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.946116][ T2734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.946256][ T2734] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.946401][ T2734] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.946540][ T2734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.946692][ T2734] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.946831][ T2734] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.946971][ T2734] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.947113][ T2734] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.947252][ T2734] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.947400][ T2734] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.947572][ T2734] ? move_addr_to_kernel (net/socket.c:258) [ 127.947740][ T2734] ___sys_sendmsg (net/socket.c:2752) [ 127.947877][ T2734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.948015][ T2734] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.948166][ T2734] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 127.948309][ T2734] __sys_sendmsg (net/socket.c:2784) [ 127.948451][ T2734] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.948608][ T2734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.948756][ T2734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.948895][ T2734] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.949035][ T2734] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.949173][ T2734] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.949312][ T2734] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.949490][ T2734] RIP: 0033:0x7f18aa53508e [ 127.949660][ T2734] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.950151][ T2734] RSP: 002b:00007ffd312cab20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.950394][ T2734] RAX: ffffffffffffffda RBX: 00007ffd312cb2e0 RCX: 00007f18aa53508e [ 127.950618][ T2734] RDX: 0000000000000000 RSI: 00007ffd312cabd0 RDI: 0000000000000005 [ 127.950832][ T2734] RBP: 00007ffd312cab30 R08: 0000000000000000 R09: 0000000000000000 [ 127.951037][ T2734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d032 [ 127.951244][ T2734] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd312cb2a0 | [ 127.952916][ T2734] ------------[ cut here ]------------ | [ 127.953051][ T2734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2734 | [ 127.953318][ T2734] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 127.953773][ T2734] Tainted: [W]=WARN [ 127.953874][ T2734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.954043][ T2734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 127.954217][ T2734] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 127.954705][ T2734] RSP: 0018:ffa0000000dff1b0 EFLAGS: 00010286 [ 127.954881][ T2734] RAX: 00000000ffffffa6 RBX: ff1100000ce32ac0 RCX: 1ff40000001bfdfc [ 127.955082][ T2734] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32b7c [ 127.955282][ T2734] RBP: ff110000136a9000 R08: 1fe22000019c6571 R09: ff11000012a1ae80 [ 127.955487][ T2734] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 127.955712][ T2734] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 127.955917][ T2734] FS: 00007f18aa2fb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 127.956150][ T2734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.956319][ T2734] CR2: 000000000042e5e0 CR3: 0000000008f22005 CR4: 0000000000771ef0 [ 127.956534][ T2734] PKRU: 55555554 [ 127.956656][ T2734] Call Trace: [ 127.956755][ T2734] [ 127.956824][ T2734] ? register_vlan_dev (net/8021q/vlan.c:188) [ 127.956959][ T2734] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 127.957095][ T2734] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.957230][ T2734] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 127.957334][ T2734] __dev_notify_flags (net/core/dev.c:9787) [ 127.957473][ T2734] ? netdev_update_features (net/core/dev.c:11098) [ 127.957626][ T2734] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 127.957801][ T2734] ? netif_change_name (net/core/dev.c:1495) [ 127.957937][ T2734] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 127.958071][ T2734] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 127.958208][ T2734] ? register_vlan_dev (net/8021q/vlan.c:196) [ 127.958343][ T2734] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 127.958484][ T2734] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 127.958637][ T2734] ? nla_strscpy (lib/nlattr.c:795) [ 127.958775][ T2734] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 127.958911][ T2734] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 127.959046][ T2734] ? __dev_get_by_name (net/core/dev.c:883) [ 127.959178][ T2734] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 127.959317][ T2734] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 127.959461][ T2734] rtnl_newlink (net/core/rtnetlink.c:4150) [ 127.959608][ T2734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.959752][ T2734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.959886][ T2734] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.960022][ T2734] ? mark_usage (kernel/locking/lockdep.c:4674) [ 127.960154][ T2734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.960293][ T2734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.960432][ T2734] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 127.960566][ T2734] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 127.960724][ T2734] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 127.960859][ T2734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.960994][ T2734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.961132][ T2734] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 127.961266][ T2734] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 127.961410][ T2734] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 127.961547][ T2734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 127.961706][ T2734] ? netlink_ack (./include/linux/skbuff.h:2718) [ 127.961846][ T2734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 127.961980][ T2734] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 127.962118][ T2734] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 127.962254][ T2734] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 127.962394][ T2734] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 127.962530][ T2734] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 127.962674][ T2734] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 127.962810][ T2734] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 127.962945][ T2734] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 127.963082][ T2734] ? copy_msghdr_from_user (net/socket.c:2635) [ 127.963221][ T2734] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 127.963392][ T2734] ? move_addr_to_kernel (net/socket.c:258) [ 127.963530][ T2734] ___sys_sendmsg (net/socket.c:2752) [ 127.963685][ T2734] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 127.963820][ T2734] ? copy_msghdr_from_user (net/socket.c:2603) [ 127.963967][ T2734] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 127.964104][ T2734] __sys_sendmsg (net/socket.c:2784) [ 127.964248][ T2734] ? __sys_sendmsg_sock (net/socket.c:2765) [ 127.964395][ T2734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.964532][ T2734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 127.964690][ T2734] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 127.964826][ T2734] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 127.964959][ T2734] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 127.965093][ T2734] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 127.965261][ T2734] RIP: 0033:0x7f18aa53508e [ 127.965407][ T2734] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 127.965912][ T2734] RSP: 002b:00007ffd312cab20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 127.966115][ T2734] RAX: ffffffffffffffda RBX: 00007ffd312cb2e0 RCX: 00007f18aa53508e [ 127.966315][ T2734] RDX: 0000000000000000 RSI: 00007ffd312cabd0 RDI: 0000000000000005 [ 127.966523][ T2734] RBP: 00007ffd312cab30 R08: 0000000000000000 R09: 0000000000000000 [ 127.966747][ T2734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d032 [ 127.966947][ T2734] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd312cb2a0 | [ 128.001498][ T2735] ------------[ cut here ]------------ | [ 128.001673][ T2735] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2735 | [ 128.001986][ T2735] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.002472][ T2735] Tainted: [W]=WARN [ 128.002580][ T2735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.002763][ T2735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.002948][ T2735] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.003454][ T2735] RSP: 0018:ffa0000000dff090 EFLAGS: 00010286 [ 128.003654][ T2735] RAX: 00000000ffffffa6 RBX: ff11000009229380 RCX: 1ff40000001bfdd8 [ 128.003863][ T2735] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922943c [ 128.004071][ T2735] RBP: ff11000008ab9000 R08: 1fe2200001245289 R09: ff1100000eaad180 [ 128.004302][ T2735] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 128.004517][ T2735] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 128.004758][ T2735] FS: 00007f5cb220b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.005005][ T2735] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.005180][ T2735] CR2: 000000000042e5e0 CR3: 000000000b85c005 CR4: 0000000000771ef0 [ 128.005400][ T2735] PKRU: 55555554 [ 128.005506][ T2735] Call Trace: [ 128.005623][ T2735] [ 128.005697][ T2735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.005838][ T2735] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 128.005982][ T2735] notifier_call_chain (kernel/notifier.c:85) [ 128.006127][ T2735] __netdev_upper_dev_link (net/core/dev.c:8931) [ 128.006274][ T2735] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 128.006424][ T2735] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 128.006566][ T2735] netdev_upper_dev_link (net/core/dev.c:8972) [ 128.006718][ T2735] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 128.006859][ T2735] register_vlan_dev (net/8021q/vlan.c:183) [ 128.006999][ T2735] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 128.007141][ T2735] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 128.007282][ T2735] ? nla_strscpy (lib/nlattr.c:795) [ 128.007430][ T2735] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 128.007572][ T2735] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 128.007735][ T2735] ? __dev_get_by_name (net/core/dev.c:883) [ 128.007875][ T2735] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 128.008022][ T2735] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 128.008166][ T2735] rtnl_newlink (net/core/rtnetlink.c:4150) [ 128.008308][ T2735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.008453][ T2735] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.008605][ T2735] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.008755][ T2735] ? mark_usage (kernel/locking/lockdep.c:4674) [ 128.008893][ T2735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.009038][ T2735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.009178][ T2735] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.009320][ T2735] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 128.009466][ T2735] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.009617][ T2735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.009757][ T2735] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.009897][ T2735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.010036][ T2735] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.010176][ T2735] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 128.010317][ T2735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.010463][ T2735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 128.010626][ T2735] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 128.010772][ T2735] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 128.010914][ T2735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 128.011053][ T2735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 128.011192][ T2735] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.011332][ T2735] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 128.011485][ T2735] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.011649][ T2735] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 128.011792][ T2735] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 128.011931][ T2735] ? copy_msghdr_from_user (net/socket.c:2635) [ 128.012074][ T2735] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 128.012248][ T2735] ? move_addr_to_kernel (net/socket.c:258) [ 128.012397][ T2735] ___sys_sendmsg (net/socket.c:2752) [ 128.012537][ T2735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.012684][ T2735] ? copy_msghdr_from_user (net/socket.c:2603) [ 128.012833][ T2735] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 128.012976][ T2735] __sys_sendmsg (net/socket.c:2784) [ 128.013116][ T2735] ? __sys_sendmsg_sock (net/socket.c:2765) [ 128.013259][ T2735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.013403][ T2735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.013545][ T2735] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.013694][ T2735] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.013835][ T2735] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.013973][ T2735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.014145][ T2735] RIP: 0033:0x7f5cb244508e [ 128.014292][ T2735] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 128.014822][ T2735] RSP: 002b:00007fff5b423c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 128.015034][ T2735] RAX: ffffffffffffffda RBX: 00007fff5b424400 RCX: 00007f5cb244508e [ 128.015240][ T2735] RDX: 0000000000000000 RSI: 00007fff5b423cf0 RDI: 0000000000000005 [ 128.015453][ T2735] RBP: 00007fff5b423c50 R08: 0000000000000000 R09: 0000000000000000 [ 128.015684][ T2735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d032 [ 128.015891][ T2735] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5b4243c0 | [ 128.017629][ T2735] ------------[ cut here ]------------ | [ 128.017785][ T2735] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2735 | [ 128.018055][ T2735] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.018520][ T2735] Tainted: [W]=WARN [ 128.018632][ T2735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.018802][ T2735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.018978][ T2735] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.019530][ T2735] RSP: 0018:ffa0000000dff1b0 EFLAGS: 00010286 [ 128.019724][ T2735] RAX: 00000000ffffffa6 RBX: ff110000137de580 RCX: 1ff40000001bfdfc [ 128.019927][ T2735] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de63c [ 128.020127][ T2735] RBP: ff11000012b2c000 R08: 1fe22000026fbcc9 R09: ff1100000eaad180 [ 128.020329][ T2735] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 128.020545][ T2735] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 128.020772][ T2735] FS: 00007f5cb220b840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 128.021011][ T2735] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.021183][ T2735] CR2: 000055f6c13d73f8 CR3: 000000000b85c006 CR4: 0000000000771ef0 [ 128.021394][ T2735] PKRU: 55555554 [ 128.021495][ T2735] Call Trace: [ 128.021606][ T2735] [ 128.021688][ T2735] ? register_vlan_dev (net/8021q/vlan.c:188) [ 128.021824][ T2735] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.021960][ T2735] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 128.022095][ T2735] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.022198][ T2735] __dev_notify_flags (net/core/dev.c:9787) [ 128.022335][ T2735] ? netdev_update_features (net/core/dev.c:11098) [ 128.022478][ T2735] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 128.022671][ T2735] ? netif_change_name (net/core/dev.c:1495) [ 128.022806][ T2735] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.022942][ T2735] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 128.023079][ T2735] ? register_vlan_dev (net/8021q/vlan.c:196) [ 128.023216][ T2735] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 128.023360][ T2735] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 128.023496][ T2735] ? nla_strscpy (lib/nlattr.c:795) [ 128.023653][ T2735] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 128.023789][ T2735] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 128.023925][ T2735] ? __dev_get_by_name (net/core/dev.c:883) [ 128.024061][ T2735] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 128.024203][ T2735] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 128.024350][ T2735] rtnl_newlink (net/core/rtnetlink.c:4150) [ 128.024490][ T2735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.024632][ T2735] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.024768][ T2735] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.024901][ T2735] ? mark_usage (kernel/locking/lockdep.c:4674) [ 128.025036][ T2735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.025176][ T2735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.025312][ T2735] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.025454][ T2735] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 128.025602][ T2735] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.025749][ T2735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.025882][ T2735] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.026019][ T2735] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.026153][ T2735] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.026291][ T2735] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 128.026431][ T2735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.026567][ T2735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 128.026727][ T2735] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 128.026865][ T2735] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 128.027003][ T2735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 128.027142][ T2735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 128.027279][ T2735] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.027421][ T2735] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 128.027563][ T2735] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.027724][ T2735] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 128.027860][ T2735] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 128.027994][ T2735] ? copy_msghdr_from_user (net/socket.c:2635) [ 128.028129][ T2735] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 128.028297][ T2735] ? move_addr_to_kernel (net/socket.c:258) [ 128.028451][ T2735] ___sys_sendmsg (net/socket.c:2752) [ 128.028596][ T2735] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.028744][ T2735] ? copy_msghdr_from_user (net/socket.c:2603) [ 128.028889][ T2735] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 128.029027][ T2735] __sys_sendmsg (net/socket.c:2784) [ 128.029162][ T2735] ? __sys_sendmsg_sock (net/socket.c:2765) [ 128.029302][ T2735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.029443][ T2735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.029582][ T2735] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.029735][ T2735] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.029870][ T2735] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.030004][ T2735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.030171][ T2735] RIP: 0033:0x7f5cb244508e [ 128.030312][ T2735] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 128.030831][ T2735] RSP: 002b:00007fff5b423c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 128.031038][ T2735] RAX: ffffffffffffffda RBX: 00007fff5b424400 RCX: 00007f5cb244508e [ 128.031238][ T2735] RDX: 0000000000000000 RSI: 00007fff5b423cf0 RDI: 0000000000000005 [ 128.031446][ T2735] RBP: 00007fff5b423c50 R08: 0000000000000000 R09: 0000000000000000 [ 128.031678][ T2735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d032 [ 128.031881][ T2735] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5b4243c0 | [ 128.067157][ T2736] ------------[ cut here ]------------ | [ 128.067313][ T2736] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2736 | [ 128.068153][ T2736] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.068622][ T2736] Tainted: [W]=WARN [ 128.068722][ T2736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.068889][ T2736] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.069059][ T2736] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.069528][ T2736] RSP: 0018:ffa0000000e0f020 EFLAGS: 00010286 [ 128.069698][ T2736] RAX: 00000000ffffffa6 RBX: ff11000009228040 RCX: 1ff40000001c1dca [ 128.069918][ T2736] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092280fc [ 128.070114][ T2736] RBP: ff110000136a9000 R08: 1fe2200001245021 R09: ff1100000e808b58 [ 128.070310][ T2736] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 128.070514][ T2736] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 128.070724][ T2736] FS: 00007fcab5abb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.070951][ T2736] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.071115][ T2736] CR2: 000000000ffba988 CR3: 000000000da53002 CR4: 0000000000771ef0 [ 128.071311][ T2736] PKRU: 55555554 [ 128.071414][ T2736] Call Trace: [ 128.071513][ T2736] [ 128.071586][ T2736] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.071726][ T2736] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.071826][ T2736] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 128.071956][ T2736] __dev_notify_flags (net/core/dev.c:9787) [ 128.072087][ T2736] ? netif_change_name (net/core/dev.c:1495) [ 128.072219][ T2736] ? __dev_change_flags (net/core/dev.c:9752) [ 128.072356][ T2736] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 128.072491][ T2736] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.072643][ T2736] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 128.072779][ T2736] netif_change_flags (net/core/dev.c:9820) [ 128.072912][ T2736] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 128.073043][ T2736] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 128.073180][ T2736] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 128.073315][ T2736] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 128.073501][ T2736] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 128.073640][ T2736] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.073771][ T2736] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 128.073902][ T2736] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 128.074037][ T2736] ? __kernel_text_address (kernel/extable.c:79) [ 128.074169][ T2736] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.074305][ T2736] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.074441][ T2736] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 128.074574][ T2736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.074715][ T2736] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.074845][ T2736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.074976][ T2736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.075107][ T2736] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 128.075239][ T2736] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 128.075380][ T2736] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 128.075511][ T2736] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 128.075668][ T2736] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 128.075802][ T2736] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 128.075937][ T2736] rtnl_newlink (net/core/rtnetlink.c:4150) [ 128.076069][ T2736] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.076200][ T2736] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.076335][ T2736] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.076473][ T2736] ? mark_usage (kernel/locking/lockdep.c:4674) [ 128.076616][ T2736] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.076750][ T2736] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.076881][ T2736] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.077011][ T2736] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.077144][ T2736] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.077278][ T2736] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.077415][ T2736] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 128.077545][ T2736] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.077698][ T2736] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.077831][ T2736] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.077967][ T2736] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.078098][ T2736] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.078230][ T2736] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 128.078366][ T2736] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.078496][ T2736] ? netlink_ack (./include/linux/skbuff.h:2718) [ 128.078651][ T2736] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 128.078781][ T2736] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 128.078912][ T2736] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 128.079044][ T2736] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 128.079177][ T2736] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.079312][ T2736] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 128.079455][ T2736] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.079596][ T2736] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 128.079728][ T2736] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 128.079858][ T2736] ? copy_msghdr_from_user (net/socket.c:2635) [ 128.079987][ T2736] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 128.080148][ T2736] ? move_addr_to_kernel (net/socket.c:258) [ 128.080284][ T2736] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 128.080420][ T2736] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.080552][ T2736] ___sys_sendmsg (net/socket.c:2752) [ 128.080691][ T2736] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 128.080856][ T2736] ? copy_msghdr_from_user (net/socket.c:2603) [ 128.080998][ T2736] __sys_sendmsg (net/socket.c:2784) [ 128.081129][ T2736] ? __sys_sendmsg_sock (net/socket.c:2765) [ 128.081262][ T2736] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 128.081431][ T2736] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 128.081565][ T2736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.081713][ T2736] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.081844][ T2736] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.081975][ T2736] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.082108][ T2736] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.082270][ T2736] RIP: 0033:0x7fcab5cf508e [ 128.082414][ T2736] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 128.082900][ T2736] RSP: 002b:00007ffe34333c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 128.083097][ T2736] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcab5cf508e [ 128.083293][ T2736] RDX: 0000000000000000 RSI: 00007ffe34333d30 RDI: 0000000000000005 [ 128.083489][ T2736] RBP: 00007ffe34333c90 R08: 0000000000000000 R09: 0000000000000000 [ 128.083710][ T2736] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d032 [ 128.083909][ T2736] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe34334400 | [ 128.113765][ T2737] ------------[ cut here ]------------ | [ 128.113922][ T2737] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2737 | [ 128.114189][ T2737] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.114653][ T2737] Tainted: [W]=WARN [ 128.114752][ T2737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.114924][ T2737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.115095][ T2737] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.115571][ T2737] RSP: 0018:ffa0000000e1f020 EFLAGS: 00010286 [ 128.115749][ T2737] RAX: 00000000ffffffa6 RBX: ff110000092291c0 RCX: 1ff40000001c3dca [ 128.115944][ T2737] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922927c [ 128.116140][ T2737] RBP: ff11000012b2c000 R08: 1fe2200001245251 R09: ff1100000e80ae58 [ 128.116336][ T2737] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 128.116540][ T2737] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 128.116760][ T2737] FS: 00007fb7c05e6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 128.116989][ T2737] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.117152][ T2737] CR2: 00000000189c3988 CR3: 000000000e82d003 CR4: 0000000000771ef0 [ 128.117355][ T2737] PKRU: 55555554 [ 128.117453][ T2737] Call Trace: [ 128.117551][ T2737] [ 128.117639][ T2737] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.117774][ T2737] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.117874][ T2737] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 128.118004][ T2737] __dev_notify_flags (net/core/dev.c:9787) [ 128.118136][ T2737] ? netif_change_name (net/core/dev.c:1495) [ 128.118271][ T2737] ? __dev_change_flags (net/core/dev.c:9752) [ 128.118412][ T2737] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 128.118544][ T2737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.118701][ T2737] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 128.118833][ T2737] netif_change_flags (net/core/dev.c:9820) [ 128.118964][ T2737] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 128.119095][ T2737] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 128.119230][ T2737] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 128.119370][ T2737] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 128.119534][ T2737] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 128.119690][ T2737] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.119821][ T2737] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 128.119952][ T2737] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 128.120082][ T2737] ? __kernel_text_address (kernel/extable.c:79) [ 128.120214][ T2737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.120353][ T2737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.120488][ T2737] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 128.120641][ T2737] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.120773][ T2737] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.120903][ T2737] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.121034][ T2737] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.121164][ T2737] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 128.121295][ T2737] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 128.121433][ T2737] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 128.121569][ T2737] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 128.121724][ T2737] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 128.121858][ T2737] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 128.121992][ T2737] rtnl_newlink (net/core/rtnetlink.c:4150) [ 128.122128][ T2737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.122257][ T2737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.122396][ T2737] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.122526][ T2737] ? mark_usage (kernel/locking/lockdep.c:4674) [ 128.122678][ T2737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.122812][ T2737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.122944][ T2737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.123074][ T2737] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.123203][ T2737] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.123338][ T2737] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 128.123477][ T2737] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 128.123618][ T2737] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.123749][ T2737] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.123879][ T2737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.124011][ T2737] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.124142][ T2737] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 128.124279][ T2737] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 128.124415][ T2737] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 128.124547][ T2737] ? netlink_ack (./include/linux/skbuff.h:2718) [ 128.124705][ T2737] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 128.124834][ T2737] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 128.124968][ T2737] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 128.125101][ T2737] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 128.125235][ T2737] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 128.125373][ T2737] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 128.125509][ T2737] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.125665][ T2737] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 128.125797][ T2737] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 128.125931][ T2737] ? copy_msghdr_from_user (net/socket.c:2635) [ 128.126063][ T2737] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 128.126226][ T2737] ? move_addr_to_kernel (net/socket.c:258) [ 128.126363][ T2737] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 128.126498][ T2737] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 128.126653][ T2737] ___sys_sendmsg (net/socket.c:2752) [ 128.126783][ T2737] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 128.126947][ T2737] ? copy_msghdr_from_user (net/socket.c:2603) [ 128.127089][ T2737] __sys_sendmsg (net/socket.c:2784) [ 128.127221][ T2737] ? __sys_sendmsg_sock (net/socket.c:2765) [ 128.127360][ T2737] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 128.127527][ T2737] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 128.127676][ T2737] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.127808][ T2737] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.127938][ T2737] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.128069][ T2737] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.128201][ T2737] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.128369][ T2737] RIP: 0033:0x7fb7c082008e [ 128.128508][ T2737] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 128.128998][ T2737] RSP: 002b:00007ffc4a44b0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 128.129196][ T2737] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb7c082008e [ 128.129401][ T2737] RDX: 0000000000000000 RSI: 00007ffc4a44b180 RDI: 0000000000000005 [ 128.129607][ T2737] RBP: 00007ffc4a44b0e0 R08: 0000000000000000 R09: 0000000000000000 [ 128.129811][ T2737] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d032 [ 128.130008][ T2737] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a44b850 | [ 128.508412][ T12] ------------[ cut here ]------------ | [ 128.508642][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.508948][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.509518][ T12] Tainted: [W]=WARN [ 128.509685][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.509897][ T12] Workqueue: netns cleanup_net [ 128.510081][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.510298][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.510828][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 128.511040][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f540 RCX: 1ff4000000018ec7 [ 128.511278][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f5fc [ 128.511560][ T12] RBP: ff11000010329000 R08: 1fe22000018cfec1 R09: ff11000001aed1d0 [ 128.511820][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 128.512058][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 128.512297][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.512593][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.512809][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 128.513061][ T12] PKRU: 55555554 [ 128.513206][ T12] Call Trace: [ 128.513363][ T12] [ 128.513480][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.513677][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.513829][ T12] netif_close_many (net/core/dev.c:1804) [ 128.514011][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.514192][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 128.514421][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 128.514646][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.514828][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.515038][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.515219][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.515418][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.515607][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.515787][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.515967][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.516150][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.516332][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.516522][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.516724][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.516906][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.517081][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.517262][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.517454][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.517659][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.517845][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.518054][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.518240][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.518438][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.518629][ T12] kthread (kernel/kthread.c:436) [ 128.518782][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.518992][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.519171][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.519368][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.519578][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.519774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.519954][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.522207][ T12] ------------[ cut here ]------------ | [ 128.522408][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.522730][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.523301][ T12] Tainted: [W]=WARN [ 128.523468][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.523699][ T12] Workqueue: netns cleanup_net [ 128.523889][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.524110][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.524652][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 128.524873][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e580 RCX: 1ff4000000018e80 [ 128.525117][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e63c [ 128.525377][ T12] RBP: ff110000136a9000 R08: 1fe22000018cfcc9 R09: ff11000001aed1d0 [ 128.525634][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 128.525914][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 128.526167][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.526462][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.526702][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.526966][ T12] PKRU: 55555554 [ 128.527125][ T12] Call Trace: [ 128.527274][ T12] [ 128.527405][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.527603][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.527763][ T12] netif_close_many (net/core/dev.c:1804) [ 128.527949][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.528216][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.528420][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 128.528618][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 128.528817][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 128.528998][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 128.529264][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 128.529465][ T12] notifier_call_chain (kernel/notifier.c:85) [ 128.529672][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 128.529943][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.530126][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 128.530342][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 128.530678][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.530864][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.531074][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.531256][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.531457][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.531663][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.531849][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.532031][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.532296][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.532494][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.532693][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.532881][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.533148][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.533329][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.533526][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.533726][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.533993][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.534179][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.534375][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.534560][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.534843][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.535028][ T12] kthread (kernel/kthread.c:436) [ 128.535178][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.535402][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.535688][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.535873][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.536084][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.536264][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.536542][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.540120][ T12] ------------[ cut here ]------------ | [ 128.540293][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.541082][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.542142][ T12] Tainted: [W]=WARN [ 128.542332][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.542614][ T12] Workqueue: netns cleanup_net [ 128.542885][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.543144][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.543705][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.543962][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eeccac0 RCX: 1ff4000000018eed [ 128.544241][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeccb7c [ 128.544535][ T12] RBP: ff1100000eae4000 R08: 1fe2200001dd9971 R09: ff11000001aed1d0 [ 128.544834][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.545110][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.545487][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.545769][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.545974][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.546211][ T12] PKRU: 55555554 [ 128.546370][ T12] Call Trace: [ 128.546514][ T12] [ 128.546641][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.546852][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.547051][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.547225][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.547417][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.547601][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.547782][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.547958][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.548139][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.548317][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.548508][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.548705][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.548880][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.549059][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.549234][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.549428][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.549617][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.549796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.549974][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.550152][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.550327][ T12] kthread (kernel/kthread.c:436) [ 128.550486][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.550718][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.550894][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.551070][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.551276][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.551462][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.551654][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.554865][ T12] ------------[ cut here ]------------ | [ 128.555035][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.555322][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.556021][ T12] Tainted: [W]=WARN [ 128.556213][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.556478][ T12] Workqueue: netns cleanup_net [ 128.556725][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.556987][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.557534][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.557823][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3380 RCX: 1ff4000000018eed [ 128.558104][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e343c [ 128.558407][ T12] RBP: ff11000008481000 R08: 1fe2200001afc689 R09: ff11000001aed1d0 [ 128.558705][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.558983][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.559264][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.559598][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.559858][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.560138][ T12] PKRU: 55555554 [ 128.560329][ T12] Call Trace: [ 128.560533][ T12] [ 128.560717][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.560975][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.561224][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.561460][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.561733][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.561956][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.562180][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.562416][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.562654][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.562909][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.563132][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.563372][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.563604][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.563832][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.564055][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.564373][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.564907][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.565120][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.565299][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.565492][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.565686][ T12] kthread (kernel/kthread.c:436) [ 128.565832][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.566036][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.566286][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.566475][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.566697][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.566872][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.567044][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.570909][ T12] ------------[ cut here ]------------ | [ 128.571144][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.571532][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.572180][ T12] Tainted: [W]=WARN [ 128.572383][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.572654][ T12] Workqueue: netns cleanup_net [ 128.572885][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.573149][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.573715][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.573967][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415a80 RCX: 1ff4000000018eed [ 128.574244][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c415b3c [ 128.574540][ T12] RBP: ff110000050c1000 R08: 1fe2200001882b69 R09: ff11000001aed1d0 [ 128.574841][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.575122][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.575422][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.575750][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.576017][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.576303][ T12] PKRU: 55555554 [ 128.576507][ T12] Call Trace: [ 128.576713][ T12] [ 128.576920][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.577222][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.577546][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.577836][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.578106][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.578389][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.578680][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.578960][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.579134][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.579307][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.579498][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.579696][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.579870][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.580049][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.580227][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.580418][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.580696][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.580872][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.581056][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.581234][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.581426][ T12] kthread (kernel/kthread.c:436) [ 128.581572][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.581800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.581976][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.582151][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.582373][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.582551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.582741][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.586150][ T12] ------------[ cut here ]------------ | [ 128.586324][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.586968][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.587637][ T12] Tainted: [W]=WARN [ 128.587829][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.588082][ T12] Workqueue: netns cleanup_net [ 128.588310][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.588594][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.589129][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.589396][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415e00 RCX: 1ff4000000018eed [ 128.589692][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c415ebc [ 128.589967][ T12] RBP: ff1100001027c000 R08: 1fe2200001882bd9 R09: ff11000001aed1d0 [ 128.590239][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.590529][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.590822][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.591127][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.591433][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.591746][ T12] PKRU: 55555554 [ 128.591931][ T12] Call Trace: [ 128.592116][ T12] [ 128.592275][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.592542][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.592806][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.593027][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.593245][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.593478][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.593733][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.594006][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.594276][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.594564][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.594803][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.594973][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.595142][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.595320][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.595503][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.595702][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.595881][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.596055][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.596231][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.596421][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.596602][ T12] kthread (kernel/kthread.c:436) [ 128.596751][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.596952][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.597125][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.597299][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.597514][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.597706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.597883][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.600682][ T12] ------------[ cut here ]------------ | [ 128.600853][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.601149][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.602257][ T12] Tainted: [W]=WARN [ 128.602471][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.602812][ T12] Workqueue: netns cleanup_net [ 128.603040][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.603304][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.603873][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.604127][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414200 RCX: 1ff4000000018eed [ 128.604414][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4142bc [ 128.604706][ T12] RBP: ff1100000f9a4000 R08: 1fe2200001882859 R09: ff11000001aed1d0 [ 128.604981][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.605260][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.605553][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.605884][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.606138][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.606431][ T12] PKRU: 55555554 [ 128.606642][ T12] Call Trace: [ 128.606833][ T12] [ 128.606994][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.607299][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.607561][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.607797][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.608019][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.608271][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.608526][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.608768][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.608995][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.609214][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.609454][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.609689][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.609907][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.610126][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.610342][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.610641][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.610868][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.611086][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.611309][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.611545][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.611783][ T12] kthread (kernel/kthread.c:436) [ 128.612016][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.612313][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.612616][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.612881][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.613102][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.613270][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.613458][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.616224][ T12] ------------[ cut here ]------------ | [ 128.617060][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.617416][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.618055][ T12] Tainted: [W]=WARN [ 128.618242][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.618499][ T12] Workqueue: netns cleanup_net [ 128.618742][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.619005][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.619537][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.619807][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff8c0 RCX: 1ff4000000018eed [ 128.620087][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff97c [ 128.620377][ T12] RBP: ff11000012a14000 R08: 1fe220000051ff31 R09: ff11000001aed1d0 [ 128.620687][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.620963][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.621243][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.621562][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.621823][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.622100][ T12] PKRU: 55555554 [ 128.622286][ T12] Call Trace: [ 128.622484][ T12] [ 128.622657][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.622915][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.623160][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.623394][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.623631][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.623852][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.624069][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.624286][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.624598][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.624859][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.625136][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.625415][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.625695][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.625962][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.626227][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.626511][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.626709][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.626901][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.627097][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.627273][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.627468][ T12] kthread (kernel/kthread.c:436) [ 128.627634][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.627846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.628043][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.628216][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.628431][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.628625][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.628810][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.631554][ T12] ------------[ cut here ]------------ | [ 128.631754][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.632044][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.632610][ T12] Tainted: [W]=WARN [ 128.632770][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.632983][ T12] Workqueue: netns cleanup_net [ 128.633163][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.633554][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.634090][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.634342][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffc40 RCX: 1ff4000000018eed [ 128.634691][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffcfc [ 128.634972][ T12] RBP: ff1100001365c000 R08: 1fe220000051ffa1 R09: ff11000001aed1d0 [ 128.635249][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.635555][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.635849][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.636165][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.636448][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.636758][ T12] PKRU: 55555554 [ 128.636954][ T12] Call Trace: [ 128.637143][ T12] [ 128.637307][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.637571][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.637835][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.638054][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.638273][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.638506][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.638746][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.638973][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.639194][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.639423][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.639661][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.639883][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.640103][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.640322][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.640555][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.640790][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.641010][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.641228][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.641463][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.641706][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.641926][ T12] kthread (kernel/kthread.c:436) [ 128.642114][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.642379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.642629][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.642912][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.643121][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.643299][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.643485][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.646065][ T12] ------------[ cut here ]------------ | [ 128.646232][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.647388][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.648036][ T12] Tainted: [W]=WARN [ 128.648222][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.648482][ T12] Workqueue: netns cleanup_net [ 128.648760][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.649017][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.649558][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.649824][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffe00 RCX: 1ff4000000018eed [ 128.650099][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffebc [ 128.650396][ T12] RBP: ff110000128b9000 R08: 1fe220000051ffd9 R09: ff11000001aed1d0 [ 128.650696][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.650983][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.651257][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.651592][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.651851][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.652134][ T12] PKRU: 55555554 [ 128.652323][ T12] Call Trace: [ 128.652525][ T12] [ 128.652702][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.652956][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.653206][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.653441][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.653674][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.653898][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.654122][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.654366][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.654606][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.654853][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.655089][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.655317][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.655548][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.655794][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.656018][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.656240][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.656482][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.656724][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.656949][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.657199][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.657483][ T12] kthread (kernel/kthread.c:436) [ 128.657748][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.658041][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.658305][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.658604][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.658903][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.659166][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.659444][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.662025][ T12] ------------[ cut here ]------------ | [ 128.662189][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.663013][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.663686][ T12] Tainted: [W]=WARN [ 128.663883][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.664140][ T12] Workqueue: netns cleanup_net [ 128.664383][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.664656][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.665181][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.665444][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff000 RCX: 1ff4000000018eed [ 128.665742][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff0bc [ 128.666016][ T12] RBP: ff1100000fbac000 R08: 1fe220000051fe19 R09: ff11000001aed1d0 [ 128.666291][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.666580][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.666879][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.667184][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.667447][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.667742][ T12] PKRU: 55555554 [ 128.667930][ T12] Call Trace: [ 128.668124][ T12] [ 128.668285][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.668550][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.668843][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.669012][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.669185][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.669373][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.669543][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.669742][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.669918][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.670088][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.670262][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.670453][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.670635][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.670813][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.670988][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.671164][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.671339][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.671524][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.671719][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.671898][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.672067][ T12] kthread (kernel/kthread.c:436) [ 128.672209][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.672428][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.672608][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.672785][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.672987][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.673160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.673332][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.678271][ T12] ------------[ cut here ]------------ | [ 128.678455][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.678772][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.679333][ T12] Tainted: [W]=WARN [ 128.679490][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.679710][ T12] Workqueue: netns cleanup_net [ 128.679893][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.680109][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.680752][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 128.681062][ T12] RAX: 00000000ffffffa6 RBX: ff110000104de200 RCX: 1ff4000000018e99 [ 128.681409][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de2bc [ 128.681780][ T12] RBP: ff110000136a9000 R08: 1fe220000209bc59 R09: ff11000001aed1d0 [ 128.682114][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.682458][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.682804][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.683130][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.683396][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.683695][ T12] PKRU: 55555554 [ 128.683888][ T12] Call Trace: [ 128.684079][ T12] [ 128.684242][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.684522][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.684797][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 128.685023][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.685243][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 128.685511][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 128.685759][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 128.685989][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 128.686220][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 128.686459][ T12] notifier_call_chain (kernel/notifier.c:85) [ 128.686706][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 128.686967][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.687217][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.687454][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.687692][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.687921][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.688146][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.688387][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.688633][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.688862][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.689093][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.689317][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.689553][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.689833][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.690106][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.690403][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.690623][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.690798][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.690979][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.691159][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.691339][ T12] kthread (kernel/kthread.c:436) [ 128.691500][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.691726][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.691902][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.692081][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.692285][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.692474][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.692672][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.702775][ T12] ------------[ cut here ]------------ | [ 128.702946][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.703234][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.703789][ T12] Tainted: [W]=WARN [ 128.703927][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.704127][ T12] Workqueue: netns cleanup_net [ 128.704301][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.704526][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.705017][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.705219][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a1e00 RCX: 1ff4000000018eed [ 128.705463][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a1ebc [ 128.705710][ T12] RBP: ff11000010329000 R08: 1fe2200001c343d9 R09: ff11000001aed1d0 [ 128.705937][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.706166][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.706412][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.706696][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.706896][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.707124][ T12] PKRU: 55555554 [ 128.707265][ T12] Call Trace: [ 128.707419][ T12] [ 128.707532][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.707761][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.707959][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.708130][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.708316][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.708498][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.708690][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.708862][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.709035][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.709210][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.709399][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.709572][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.709761][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.709934][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.710104][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.710277][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.710468][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.710655][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.710831][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.711010][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.711181][ T12] kthread (kernel/kthread.c:436) [ 128.711322][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.711537][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.711737][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.711912][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.712109][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.712278][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.712461][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.730169][ T2769] ------------[ cut here ]------------ | [ 128.730322][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.730651][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.731109][ T2769] Tainted: [W]=WARN [ 128.731211][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.731388][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.731565][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.732052][ T2769] RSP: 0018:ffa0000000ecfa80 EFLAGS: 00010286 [ 128.732219][ T2769] RAX: 00000000ffffffa6 RBX: ff11000008f65380 RCX: 1ff40000001d9f16 [ 128.732432][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6543c [ 128.732639][ T2769] RBP: ff11000009bbc000 R08: 1fe22000011eca89 R09: ff1100000a0aae80 [ 128.732837][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.733036][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bbc000 [ 128.733238][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.733477][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.733658][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.733861][ T2769] PKRU: 55555554 [ 128.733961][ T2769] Call Trace: [ 128.734060][ T2769] [ 128.734129][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.734265][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.734406][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.734511][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.734658][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.734825][ T2769] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 128.734961][ T2769] register_netdev (net/core/dev.c:11552) [ 128.735098][ T2769] loopback_net_init (drivers/net/loopback.c:218) [ 128.735233][ T2769] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 128.735377][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.735480][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.735591][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.735724][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.735857][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.735990][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.736128][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.736266][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.736406][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.736540][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.736685][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.736816][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.736952][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.737087][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.737218][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.737357][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.737495][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.737636][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.737767][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.737935][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.738076][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.738563][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.738778][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.738977][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.739176][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.739379][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.739591][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.743997][ T2769] ------------[ cut here ]------------ | [ 128.744139][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.744411][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.744858][ T2769] Tainted: [W]=WARN [ 128.744958][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.745124][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.745298][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.745795][ T2769] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 128.745966][ T2769] RAX: 00000000ffffffa6 RBX: ff110000129918c0 RCX: 1ff40000001d9ee9 [ 128.746162][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299197c [ 128.746363][ T2769] RBP: ff11000013761000 R08: 1fe2200002532331 R09: ff1100000a0aae80 [ 128.746560][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.746764][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013761000 [ 128.746969][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.747201][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.747376][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.747575][ T2769] PKRU: 55555554 [ 128.747682][ T2769] Call Trace: [ 128.747783][ T2769] [ 128.747851][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.747983][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.748118][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.748220][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.748362][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.748532][ T2769] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 128.748675][ T2769] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 128.748807][ T2769] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 128.748938][ T2769] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 128.749073][ T2769] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 128.749210][ T2769] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 128.749358][ T2769] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 128.749495][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.749605][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.749706][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.749837][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.749974][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.750110][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.750244][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.750386][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.750519][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.750661][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.750795][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.750927][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.751061][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.751196][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.751327][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.751465][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.751610][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.751743][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.751876][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.752042][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.752180][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.752668][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.752869][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.753072][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.753273][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.753478][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.753687][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.755318][ T12] ------------[ cut here ]------------ | [ 128.755508][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.755823][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.756385][ T12] Tainted: [W]=WARN [ 128.756529][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.756751][ T12] Workqueue: netns cleanup_net [ 128.756931][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.757142][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.757672][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 128.757880][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa291c0 RCX: 1ff4000000018eaf [ 128.758118][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2927c [ 128.758368][ T12] RBP: ff1100000fd09000 R08: 1fe2200001f45251 R09: ff11000001aed1d0 [ 128.758614][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 128.758853][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008fe4000 [ 128.759088][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.759373][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.759593][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.759839][ T12] PKRU: 55555554 [ 128.759982][ T12] Call Trace: [ 128.760128][ T12] [ 128.760242][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.760435][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.760595][ T12] netif_close_many (net/core/dev.c:1804) [ 128.760781][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 128.760958][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.761138][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 128.761365][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 128.761575][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.761770][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.761979][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.762157][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.762334][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 128.762557][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 128.762754][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 128.762932][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.763109][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 128.763287][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 128.763480][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 128.763679][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.763856][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.764035][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.764213][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.764400][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.764584][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.764775][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.764953][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.765135][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.765308][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.765501][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.765703][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.765883][ T12] kthread (kernel/kthread.c:436) [ 128.766030][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.766238][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.766432][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.766619][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.766829][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.767005][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.767181][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.769455][ T12] ------------[ cut here ]------------ | [ 128.769637][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.769936][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.770507][ T12] Tainted: [W]=WARN [ 128.770680][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.770891][ T12] Workqueue: netns cleanup_net [ 128.771071][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.771284][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.771807][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 128.772014][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28e40 RCX: 1ff4000000018eaf [ 128.772248][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28efc [ 128.772496][ T12] RBP: ff11000008fe4000 R08: 1fe2200001f451e1 R09: ff11000001aed1d0 [ 128.772753][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 128.772990][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 128.773229][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.773512][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.773738][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.773979][ T12] PKRU: 55555554 [ 128.774121][ T12] Call Trace: [ 128.774264][ T12] [ 128.774391][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.774570][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 128.774764][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.774912][ T12] netif_close_many (net/core/dev.c:1804) [ 128.775089][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 128.775263][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.775456][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 128.775683][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 128.775893][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.776068][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.776273][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.776462][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.776652][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 128.776862][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 128.777039][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 128.777215][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.777403][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 128.777584][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 128.777779][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 128.777956][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.778127][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.778302][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.778496][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.778693][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.778876][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.779049][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.779226][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.779423][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.779611][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.779799][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.779981][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.780155][ T12] kthread (kernel/kthread.c:436) [ 128.780301][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.780520][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.780715][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.780893][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.781097][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.781277][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.781470][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.784249][ T12] ------------[ cut here ]------------ | [ 128.784499][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.784850][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.785507][ T12] Tainted: [W]=WARN [ 128.785717][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.785980][ T12] Workqueue: netns cleanup_net [ 128.786209][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.786481][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.787041][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 128.787288][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8ac0 RCX: 1ff4000000018ed5 [ 128.787607][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8b7c [ 128.787884][ T12] RBP: ff1100000fd09000 R08: 1fe2200001ddb171 R09: ff11000001aed1d0 [ 128.788157][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.788449][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.788749][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.789112][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.789425][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.789777][ T12] PKRU: 55555554 [ 128.790019][ T12] Call Trace: [ 128.790254][ T12] [ 128.790427][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.790642][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.790844][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.791015][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.791184][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 128.791407][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 128.791592][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.791772][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 128.791944][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 128.792117][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 128.792290][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.792475][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.792668][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.792844][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.793015][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.793191][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.793374][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.793547][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.793737][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.793908][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.794083][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.794259][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.794448][ T12] kthread (kernel/kthread.c:436) [ 128.794598][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.794807][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.794981][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.795151][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.795365][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.795537][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.795730][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.803066][ T12] ------------[ cut here ]------------ | [ 128.803241][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.803999][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.804663][ T12] Tainted: [W]=WARN [ 128.804852][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.805100][ T12] Workqueue: netns cleanup_net [ 128.805327][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.805620][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.806148][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 128.806416][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce338c0 RCX: 1ff4000000018ed5 [ 128.806717][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3397c [ 128.806995][ T12] RBP: ff11000008fe4000 R08: 1fe22000019c6731 R09: ff11000001aed1d0 [ 128.807273][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.807565][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.807861][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.808168][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.808434][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.808732][ T12] PKRU: 55555554 [ 128.808919][ T12] Call Trace: [ 128.809108][ T12] [ 128.809270][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.809538][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.809806][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.810029][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.810456][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 128.810793][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 128.811012][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.811234][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 128.811472][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 128.811714][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 128.811936][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.812154][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.812396][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.812640][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.812861][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.813082][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.813300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.813542][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.813787][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.814007][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.814233][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.814470][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.814710][ T12] kthread (kernel/kthread.c:436) [ 128.814902][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.815153][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.815389][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.815629][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.815881][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.816103][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.816325][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.820394][ T12] ------------[ cut here ]------------ | [ 128.820535][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 128.820790][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.821222][ T12] Tainted: [W]=WARN [ 128.821313][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.821474][ T12] Workqueue: netns cleanup_net [ 128.821612][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.821773][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.822213][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 128.822374][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9edc40 RCX: 1ff4000000018ed5 [ 128.822553][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edcfc [ 128.822743][ T12] RBP: ff1100000fd11000 R08: 1fe2200001d3dba1 R09: ff11000001aed1d0 [ 128.822921][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 128.823100][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.823281][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 128.823501][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.823657][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 128.823838][ T12] PKRU: 55555554 [ 128.823929][ T12] Call Trace: [ 128.824021][ T12] [ 128.824088][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.824245][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.824403][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.824525][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.824655][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 128.824818][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 128.824941][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 128.825062][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 128.825183][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 128.825306][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 128.825435][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.825554][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.825693][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.825813][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.825933][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.826056][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.826175][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.826296][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.826422][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.826543][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.826678][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.826804][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.826928][ T12] kthread (kernel/kthread.c:436) [ 128.827020][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.827172][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.827292][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.827422][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.827572][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.827705][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.827827][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.838526][ T2769] ------------[ cut here ]------------ | [ 128.838687][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.838959][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.839421][ T2769] Tainted: [W]=WARN [ 128.839525][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.839702][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.839879][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.840363][ T2769] RSP: 0018:ffa0000000ecf8f8 EFLAGS: 00010286 [ 128.840536][ T2769] RAX: 00000000ffffffa6 RBX: ff1100000c9b7700 RCX: 1ff40000001d9ee5 [ 128.840749][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b77bc [ 128.840955][ T2769] RBP: ff11000012b11000 R08: 1fe2200001936ef9 R09: ff1100000a0aae80 [ 128.841157][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.841362][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b11000 [ 128.841571][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.841821][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.841995][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.842205][ T2769] PKRU: 55555554 [ 128.842307][ T2769] Call Trace: [ 128.842415][ T2769] [ 128.842485][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.842631][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.842765][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.842868][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.843004][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.843174][ T2769] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 128.843311][ T2769] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 128.843454][ T2769] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 128.843598][ T2769] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 128.843736][ T2769] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 128.843871][ T2769] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 128.844007][ T2769] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 128.844142][ T2769] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 128.844280][ T2769] vti_init_net (net/ipv4/ip_vti.c:517) [ 128.844419][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.844523][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.844634][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.844769][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.844902][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.845041][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.845177][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.845323][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.845463][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.845609][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.845744][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.845877][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.846021][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.846159][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.846292][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.846430][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.846564][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.846707][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.846842][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.847007][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.847147][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.847652][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.847854][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.848052][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.848253][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.848460][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.848666][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.852966][ T2769] ------------[ cut here ]------------ | [ 128.853106][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.853376][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.853830][ T2769] Tainted: [W]=WARN [ 128.853931][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.854098][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.854272][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.854764][ T2769] RSP: 0018:ffa0000000ecfa78 EFLAGS: 00010286 [ 128.854932][ T2769] RAX: 00000000ffffffa6 RBX: ff1100000ca6b540 RCX: 1ff40000001d9f15 [ 128.855130][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b5fc [ 128.855332][ T2769] RBP: ff11000009c39000 R08: 1fe220000194d6c1 R09: ff1100000a0aae80 [ 128.855537][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.855745][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c39000 [ 128.855970][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.856204][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.856378][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.856576][ T2769] PKRU: 55555554 [ 128.856685][ T2769] Call Trace: [ 128.856783][ T2769] [ 128.856851][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.856984][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.857120][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.857221][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.857361][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.857527][ T2769] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.857669][ T2769] register_netdev (net/core/dev.c:11552) [ 128.857802][ T2769] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 128.857937][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.858045][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.858147][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.858279][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.858416][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.858550][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.858693][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.858828][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.858960][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.859093][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.859224][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.859366][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.859501][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.859644][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.859775][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.859912][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.860047][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.860179][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.860312][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.860479][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.860627][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.861097][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.861295][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.861497][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.861704][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.861903][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.862098][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.867478][ T2769] ------------[ cut here ]------------ | [ 128.867629][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.867890][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.868329][ T2769] Tainted: [W]=WARN [ 128.868437][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.868613][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.868785][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.869259][ T2769] RSP: 0018:ffa0000000ecfa68 EFLAGS: 00010286 [ 128.869430][ T2769] RAX: 00000000ffffffa6 RBX: ff1100000e9ed8c0 RCX: 1ff40000001d9f13 [ 128.869632][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed97c [ 128.869847][ T2769] RBP: ff110000086e1000 R08: 1fe2200001d3db31 R09: ff1100000a0aae80 [ 128.870045][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.870244][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086e1000 [ 128.870448][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.870687][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.870857][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.871066][ T2769] PKRU: 55555554 [ 128.871165][ T2769] Call Trace: [ 128.871264][ T2769] [ 128.871333][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.871474][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.871617][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.871716][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.871849][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.872021][ T2769] register_netdev (net/core/dev.c:11552) [ 128.872152][ T2769] sit_init_net (net/ipv6/sit.c:1860) [ 128.872290][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.872399][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.872500][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.872640][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.872773][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.872909][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.873042][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.873177][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.873309][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.873504][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.873649][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.873780][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.873913][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.874047][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.874177][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.874308][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.874496][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.874636][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.874768][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.874933][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.875072][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.875623][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.875822][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.876019][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.876215][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.876470][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.876676][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.882225][ T2769] ------------[ cut here ]------------ | [ 128.882414][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.882685][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.883120][ T2769] Tainted: [W]=WARN [ 128.883219][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.883390][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.883563][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.884042][ T2769] RSP: 0018:ffa0000000ecfa78 EFLAGS: 00010286 [ 128.884210][ T2769] RAX: 00000000ffffffa6 RBX: ff110000057bae40 RCX: 1ff40000001d9f15 [ 128.884413][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057baefc [ 128.884626][ T2769] RBP: ff110000126ac000 R08: 1fe2200000af75e1 R09: ff1100000a0aae80 [ 128.884823][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.885027][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126ac000 [ 128.885227][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.885465][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.885642][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.885840][ T2769] PKRU: 55555554 [ 128.885938][ T2769] Call Trace: [ 128.886036][ T2769] [ 128.886104][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.886235][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.886375][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.886477][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.886620][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.886782][ T2769] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.886917][ T2769] register_netdev (net/core/dev.c:11552) [ 128.887049][ T2769] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 128.887182][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.887284][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.887391][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.887523][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.887665][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.887801][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.887938][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.888073][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.888208][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.888340][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.888479][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.888622][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.888780][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.888914][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.889059][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.889195][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.889328][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.889465][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.889605][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.889766][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.889904][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.890382][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.890591][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.890787][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.890985][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.891184][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.891387][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.902303][ T2769] ------------[ cut here ]------------ | [ 128.902450][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.902721][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.903154][ T2769] Tainted: [W]=WARN [ 128.903255][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.903424][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.903601][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.904066][ T2769] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 128.904232][ T2769] RAX: 00000000ffffffa6 RBX: ff110000057ba740 RCX: 1ff40000001d9ee9 [ 128.904444][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba7fc [ 128.904653][ T2769] RBP: ff110000095b1000 R08: 1fe2200000af7501 R09: ff1100000a0aae80 [ 128.904848][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.905044][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095b1000 [ 128.905245][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.905482][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.905661][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.905858][ T2769] PKRU: 55555554 [ 128.905955][ T2769] Call Trace: [ 128.906052][ T2769] [ 128.906122][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.906256][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.906394][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.906495][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.906637][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.906800][ T2769] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 128.906933][ T2769] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 128.907065][ T2769] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 128.907197][ T2769] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 128.907332][ T2769] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 128.907474][ T2769] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 128.907620][ T2769] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 128.907754][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.907856][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.907957][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.908087][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.908219][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.908361][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.908494][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.908638][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.908769][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.908903][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.909034][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.909165][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.909301][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.909441][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.909574][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.909714][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.909845][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.909974][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.910104][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.910270][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.910413][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.910906][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.911105][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.911307][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.911509][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.911717][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.911914][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.916262][ T2769] ------------[ cut here ]------------ | [ 128.916406][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.916674][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.917103][ T2769] Tainted: [W]=WARN [ 128.917202][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.917374][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.917544][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.918021][ T2769] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 128.918188][ T2769] RAX: 00000000ffffffa6 RBX: ff1100000bd27e00 RCX: 1ff40000001d9ee9 [ 128.918396][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd27ebc [ 128.918598][ T2769] RBP: ff1100000fa04000 R08: 1fe22000017a4fd9 R09: ff1100000a0aae80 [ 128.918794][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.918989][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa04000 [ 128.919189][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.919422][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.919595][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.919795][ T2769] PKRU: 55555554 [ 128.919893][ T2769] Call Trace: [ 128.919991][ T2769] [ 128.920061][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.920193][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.920325][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.920429][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.920562][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.920733][ T2769] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 128.920872][ T2769] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 128.921005][ T2769] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 128.921137][ T2769] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 128.921270][ T2769] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 128.921407][ T2769] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 128.921554][ T2769] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 128.921697][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.921798][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.921898][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.922031][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.922161][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.922299][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.922440][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.922575][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.922717][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.922850][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.922980][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.923111][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.923242][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.923380][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.923511][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.923668][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.923799][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.923932][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.924063][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.924226][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.924367][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.924842][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.925039][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.925235][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.925435][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.925641][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.925838][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.930703][ T2769] ------------[ cut here ]------------ | [ 128.930843][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769 | [ 128.931106][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.932089][ T2769] Tainted: [W]=WARN [ 128.932190][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.932417][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.932597][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.933061][ T2769] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 128.933227][ T2769] RAX: 00000000ffffffa6 RBX: ff1100000b676580 RCX: 1ff40000001d9ee9 [ 128.933478][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67663c [ 128.933739][ T2769] RBP: ff11000009391000 R08: 1fe22000016cecc9 R09: ff1100000a0aae80 [ 128.933939][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 128.934134][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009391000 [ 128.934341][ T2769] FS: 00007f554f730840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 128.934638][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.934802][ T2769] CR2: 00007f554f937430 CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.935009][ T2769] PKRU: 55555554 [ 128.935111][ T2769] Call Trace: [ 128.935209][ T2769] [ 128.935278][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.935467][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.935611][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.935710][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.935843][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.936006][ T2769] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 128.936145][ T2769] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 128.936276][ T2769] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 128.936465][ T2769] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 128.936605][ T2769] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 128.936737][ T2769] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 128.936871][ T2769] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 128.937003][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.937102][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.937201][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.937331][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.937520][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.937663][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.937795][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.937928][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.938059][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.938190][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.938321][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.938507][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.938648][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.938781][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.938913][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.939044][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.939181][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.939310][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.939496][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.939666][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.939801][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.940268][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.940524][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.940728][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.940925][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.941125][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.941320][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.946477][ T2769] ------------[ cut here ]------------ | [ 128.946638][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2769 | [ 128.946901][ T2769] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.947362][ T2769] Tainted: [W]=WARN [ 128.947465][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.947644][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.947818][ T2769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.948290][ T2769] RSP: 0018:ffa0000000ecfa70 EFLAGS: 00010286 [ 128.948471][ T2769] RAX: 00000000ffffffa6 RBX: ff1100000d7e2580 RCX: 1ff40000001d9f14 [ 128.948681][ T2769] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e263c [ 128.948882][ T2769] RBP: ff1100000a3a4000 R08: 1fe2200001afc4c9 R09: ff1100000a0aae80 [ 128.949084][ T2769] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 128.949284][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3a4000 [ 128.949500][ T2769] FS: 00007f554f730840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 128.949746][ T2769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.949914][ T2769] CR2: 000055f6a15ced5c CR3: 000000000bf27003 CR4: 0000000000771ef0 [ 128.950119][ T2769] PKRU: 55555554 [ 128.950220][ T2769] Call Trace: [ 128.950321][ T2769] [ 128.950396][ T2769] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.950532][ T2769] ? notifier_call_chain (kernel/notifier.c:85) [ 128.950675][ T2769] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.950777][ T2769] register_netdevice (net/core/dev.c:11488) [ 128.950913][ T2769] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 128.951085][ T2769] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 128.951220][ T2769] register_netdev (net/core/dev.c:11552) [ 128.951361][ T2769] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 128.951498][ T2769] ops_init (net/core/net_namespace.c:137) [ 128.951611][ T2769] setup_net (net/core/net_namespace.c:446) [ 128.951713][ T2769] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 128.951846][ T2769] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 128.951981][ T2769] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 128.952117][ T2769] copy_net_ns (net/core/net_namespace.c:579) [ 128.952252][ T2769] create_new_namespaces (kernel/nsproxy.c:132) [ 128.952394][ T2769] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 128.952529][ T2769] ksys_unshare (kernel/fork.c:3243) [ 128.952673][ T2769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.952806][ T2769] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 128.952940][ T2769] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 128.953075][ T2769] ? __ia32_sys_open (fs/open.c:1374) [ 128.953210][ T2769] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 128.953344][ T2769] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 128.953484][ T2769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 128.953630][ T2769] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 128.953763][ T2769] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 128.953898][ T2769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 128.954067][ T2769] RIP: 0033:0x7f554f9f2bcb [ 128.954207][ T2769] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 128.954707][ T2769] RSP: 002b:00007ffd311add68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 128.954910][ T2769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f554f9f2bcb [ 128.955111][ T2769] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 128.955310][ T2769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 128.955513][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd311aff90 [ 128.955719][ T2769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd311b0877 | [ 128.957559][ T12] ------------[ cut here ]------------ | [ 128.957708][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 128.957953][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.958633][ T12] Tainted: [W]=WARN [ 128.958727][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.958885][ T12] Workqueue: netns cleanup_net [ 128.959015][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.959176][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.959639][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 128.959802][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc9380 RCX: 1ff4000000018ec7 [ 128.959988][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc943c [ 128.960186][ T12] RBP: ff11000008ab9000 R08: 1fe2200001db9289 R09: ff11000001aed1d0 [ 128.960377][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 128.960664][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 128.960876][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 128.961093][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.961249][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 128.961455][ T12] PKRU: 55555554 [ 128.961556][ T12] Call Trace: [ 128.961666][ T12] [ 128.961731][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.961864][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.961960][ T12] netif_close_many (net/core/dev.c:1804) [ 128.962090][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.962215][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 128.962377][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 128.962533][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.962664][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.962816][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.962941][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.963066][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.963188][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.963310][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.963441][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.963567][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.963703][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.963824][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.963949][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.964072][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.964194][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.964316][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.964449][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.964574][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.964712][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.964834][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.964963][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.965089][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.965212][ T12] kthread (kernel/kthread.c:436) [ 128.965304][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.965468][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.965598][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.965722][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.965875][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.965999][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.966127][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.968229][ T12] ------------[ cut here ]------------ | [ 128.968390][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 128.968715][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.969189][ T12] Tainted: [W]=WARN [ 128.969285][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.969475][ T12] Workqueue: netns cleanup_net [ 128.969625][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.969792][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.970251][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 128.970421][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc9a80 RCX: 1ff4000000018e80 [ 128.970627][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc9b3c [ 128.970817][ T12] RBP: ff11000012b2c000 R08: 1fe2200001db9369 R09: ff11000001aed1d0 [ 128.971006][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 128.971201][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 128.971400][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 128.971633][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.971795][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 128.971989][ T12] PKRU: 55555554 [ 128.972084][ T12] Call Trace: [ 128.972180][ T12] [ 128.972249][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 128.972389][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 128.972488][ T12] netif_close_many (net/core/dev.c:1804) [ 128.972628][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.972757][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.972887][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 128.973018][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 128.973152][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 128.973283][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 128.973417][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 128.973549][ T12] notifier_call_chain (kernel/notifier.c:85) [ 128.973689][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 128.973817][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 128.973945][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 128.974105][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 128.974267][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 128.974402][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.974560][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.974695][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.974824][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.974955][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.975082][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.975211][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.975344][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.975480][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.975619][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.975750][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.975879][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.976007][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.976136][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.976265][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.976402][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.976534][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.976672][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.976805][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.976938][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.977068][ T12] kthread (kernel/kthread.c:436) [ 128.977165][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.977328][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.977463][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.977600][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.977760][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.977889][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.978018][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.980562][ T12] ------------[ cut here ]------------ | [ 128.980740][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.981027][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.981612][ T12] Tainted: [W]=WARN [ 128.981756][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.981956][ T12] Workqueue: netns cleanup_net [ 128.982134][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.982377][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.982982][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.983227][ T12] RAX: 00000000ffffffa6 RBX: ff11000010697000 RCX: 1ff4000000018eed [ 128.983493][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106970bc [ 128.983752][ T12] RBP: ff11000013601000 R08: 1fe22000020d2e19 R09: ff11000001aed1d0 [ 128.983983][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.984216][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.984463][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.984750][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.984952][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.985184][ T12] PKRU: 55555554 [ 128.985326][ T12] Call Trace: [ 128.985481][ T12] [ 128.985605][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.985815][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.986021][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.986195][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.986386][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.986559][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.986750][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.986925][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 128.987102][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 128.987279][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 128.987468][ T12] cleanup_net (net/core/net_namespace.c:702) [ 128.987666][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 128.987840][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 128.988019][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 128.988195][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 128.988386][ T12] process_one_work (kernel/workqueue.c:3314) [ 128.988568][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 128.988766][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 128.988946][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 128.989127][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 128.989300][ T12] kthread (kernel/kthread.c:436) [ 128.989460][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 128.989697][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.989876][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 128.990052][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 128.990256][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 128.990478][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 128.990675][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 128.993733][ T12] ------------[ cut here ]------------ | [ 128.993913][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 128.994197][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 128.994796][ T12] Tainted: [W]=WARN [ 128.994939][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 128.995141][ T12] Workqueue: netns cleanup_net [ 128.995323][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 128.995550][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 128.996041][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 128.996244][ T12] RAX: 00000000ffffffa6 RBX: ff11000010697700 RCX: 1ff4000000018eed [ 128.996491][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106977bc [ 128.996741][ T12] RBP: ff110000134c4000 R08: 1fe22000020d2ef9 R09: ff11000001aed1d0 [ 128.996971][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 128.997203][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 128.997454][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 128.997733][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.997936][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 128.998168][ T12] PKRU: 55555554 [ 128.998308][ T12] Call Trace: [ 128.998466][ T12] [ 128.998592][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 128.998846][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 128.999048][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 128.999224][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 128.999414][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 128.999595][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 128.999776][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 128.999952][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.000130][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.000302][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.000493][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.000688][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.000860][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.001035][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.001207][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.001397][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.001579][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.001767][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.001944][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.002121][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.002292][ T12] kthread (kernel/kthread.c:436) [ 129.002450][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.002675][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.002852][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.003025][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.003225][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.003413][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.003597][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.024562][ T12] ------------[ cut here ]------------ | [ 129.024763][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 129.025046][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.025603][ T12] Tainted: [W]=WARN [ 129.025751][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.025950][ T12] Workqueue: netns cleanup_net [ 129.026124][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.026376][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.026865][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.027065][ T12] RAX: 00000000ffffffa6 RBX: ff11000010697e00 RCX: 1ff4000000018eed [ 129.027290][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010697ebc [ 129.027567][ T12] RBP: ff11000012b51000 R08: 1fe22000020d2fd9 R09: ff11000001aed1d0 [ 129.027826][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.028052][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.028281][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.028548][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.028784][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 129.029014][ T12] PKRU: 55555554 [ 129.029153][ T12] Call Trace: [ 129.029294][ T12] [ 129.029421][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.029656][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.029856][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.030033][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.030207][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.030388][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.030561][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.030754][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.030927][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.031098][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.031272][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.031463][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.031651][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.031826][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.031996][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.032169][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.032359][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.032529][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.032721][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.032899][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.033067][ T12] kthread (kernel/kthread.c:436) [ 129.033207][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.033421][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.033602][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.033778][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.033988][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.034159][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.034332][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.036891][ T12] ------------[ cut here ]------------ | [ 129.037061][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 129.037786][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.038314][ T12] Tainted: [W]=WARN [ 129.038465][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.038686][ T12] Workqueue: netns cleanup_net [ 129.038861][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.039066][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.039550][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.039763][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0900 RCX: 1ff4000000018eed [ 129.039987][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe09bc [ 129.040211][ T12] RBP: ff110000129dc000 R08: 1fe2200001ffc139 R09: ff11000001aed1d0 [ 129.040458][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.040708][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.040938][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.041195][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.041405][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 129.041646][ T12] PKRU: 55555554 [ 129.041784][ T12] Call Trace: [ 129.041922][ T12] [ 129.042035][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.042238][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.042456][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.042640][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.042813][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.042981][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.043151][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.043325][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.043515][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.043700][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.043873][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.044044][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.044211][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.044398][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.044568][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.044778][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.044953][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.045122][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.045298][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.045487][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.045676][ T12] kthread (kernel/kthread.c:436) [ 129.045818][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.046019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.046189][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.046377][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.046576][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.046766][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.046936][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.049863][ T12] ------------[ cut here ]------------ | [ 129.050032][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 129.050314][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.050868][ T12] Tainted: [W]=WARN [ 129.051006][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.051204][ T12] Workqueue: netns cleanup_net [ 129.051392][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.051605][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.052079][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.052278][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0ac0 RCX: 1ff4000000018eed [ 129.052515][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe0b7c [ 129.052757][ T12] RBP: ff11000001ec9000 R08: 1fe2200001ffc171 R09: ff11000001aed1d0 [ 129.052980][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.053204][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.053454][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.053733][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.053934][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 129.054165][ T12] PKRU: 55555554 [ 129.054305][ T12] Call Trace: [ 129.054459][ T12] [ 129.054572][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.054798][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.054999][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.055175][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.055362][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.055537][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.055733][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.055909][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.056084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.056253][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.056442][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.056626][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.056803][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.056978][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.057149][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.057319][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.057509][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.057700][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.057876][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.058052][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.058222][ T12] kthread (kernel/kthread.c:436) [ 129.058379][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.058579][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.058768][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.058941][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.059140][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.059311][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.059493][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.062209][ T12] ------------[ cut here ]------------ | [ 129.062388][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 129.062727][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.063254][ T12] Tainted: [W]=WARN [ 129.063407][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.063615][ T12] Workqueue: netns cleanup_net [ 129.063793][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.063998][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.064481][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.064699][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe11c0 RCX: 1ff4000000018eed [ 129.064925][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe127c [ 129.065151][ T12] RBP: ff110000137a4000 R08: 1fe2200001ffc251 R09: ff11000001aed1d0 [ 129.065393][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.065634][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.065864][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.066119][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.066320][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 129.066562][ T12] PKRU: 55555554 [ 129.066715][ T12] Call Trace: [ 129.066853][ T12] [ 129.066965][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.067170][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.067381][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.067553][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.067744][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.067914][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.068087][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.068261][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.068451][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.068634][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.068811][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.068988][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.069158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.069330][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.069514][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.069705][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.069883][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.070053][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.070229][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.070424][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.070605][ T12] kthread (kernel/kthread.c:436) [ 129.070753][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.070954][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.071126][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.071300][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.071512][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.071706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.071878][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.074611][ T12] ------------[ cut here ]------------ | [ 129.074778][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 129.075059][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.076051][ T12] Tainted: [W]=WARN [ 129.076241][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.076510][ T12] Workqueue: netns cleanup_net [ 129.076754][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.077011][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.077547][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.077823][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1c40 RCX: 1ff4000000018eed [ 129.078096][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1cfc [ 129.078383][ T12] RBP: ff110000095a9000 R08: 1fe2200001ffc3a1 R09: ff11000001aed1d0 [ 129.078667][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.078948][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.079224][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.079546][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.079823][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 129.080111][ T12] PKRU: 55555554 [ 129.080297][ T12] Call Trace: [ 129.080499][ T12] [ 129.080669][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.080929][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.081174][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.081438][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.081713][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.081991][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.082213][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.082399][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.082574][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.082763][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.082942][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.083118][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.083286][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.083480][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.083670][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.083844][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.084020][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.084191][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.084383][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.084560][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.084749][ T12] kthread (kernel/kthread.c:436) [ 129.084895][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.085094][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.085266][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.085455][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.085673][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.085845][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.086018][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.088577][ T12] ------------[ cut here ]------------ | [ 129.088760][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 129.089048][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.089902][ T12] Tainted: [W]=WARN [ 129.090142][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.090465][ T12] Workqueue: netns cleanup_net [ 129.090729][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.090985][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.091521][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.091795][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fbbf000 RCX: 1ff4000000018eed [ 129.092070][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbf0bc [ 129.092405][ T12] RBP: ff110000099c9000 R08: 1fe2200001f77e19 R09: ff11000001aed1d0 [ 129.092695][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.092971][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.093250][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.093570][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.093837][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 129.094114][ T12] PKRU: 55555554 [ 129.094301][ T12] Call Trace: [ 129.094502][ T12] [ 129.094678][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.094933][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.095178][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.095410][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.095649][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.095866][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.096082][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.096303][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.096534][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.096766][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.096984][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.097202][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.097430][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.097728][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.097987][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.098270][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.098553][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.098829][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.099098][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.099381][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.099663][ T12] kthread (kernel/kthread.c:436) [ 129.099868][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.100159][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.100390][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.100625][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.100871][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.101086][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.101301][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.108564][ T12] ------------[ cut here ]------------ | [ 129.108715][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 129.108950][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.109388][ T12] Tainted: [W]=WARN [ 129.109477][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.109638][ T12] Workqueue: netns cleanup_net [ 129.109764][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.109917][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.110339][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.110499][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff4000000018eed [ 129.110685][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 129.110861][ T12] RBP: ff110000100c9000 R08: 1fe22000016c6c21 R09: ff11000001aed1d0 [ 129.111035][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 129.111212][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.111402][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.111621][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.111770][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 129.111951][ T12] PKRU: 55555554 [ 129.112040][ T12] Call Trace: [ 129.112127][ T12] [ 129.112191][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.112343][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.112499][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.112630][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.112750][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.112867][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.112989][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.113112][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.113234][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.113358][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.113481][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.113612][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.113731][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.113851][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.113968][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.114090][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.114212][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.114334][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.114464][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.114596][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.114716][ T12] kthread (kernel/kthread.c:436) [ 129.114804][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.114960][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.115080][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.115201][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.115354][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.115474][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.115601][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.118220][ T12] ------------[ cut here ]------------ | [ 129.118359][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 129.118613][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.119059][ T12] Tainted: [W]=WARN [ 129.119152][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.119306][ T12] Workqueue: netns cleanup_net [ 129.119444][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.119615][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.120061][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 129.120219][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29e00 RCX: 1ff4000000018e99 [ 129.120412][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29ebc [ 129.120608][ T12] RBP: ff11000012b2c000 R08: 1fe2200001f453d9 R09: ff11000001aed1d0 [ 129.120791][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 129.120975][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.121160][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.121387][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.121544][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 129.121744][ T12] PKRU: 55555554 [ 129.121836][ T12] Call Trace: [ 129.121933][ T12] [ 129.121998][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.122155][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.122311][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 129.122441][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.122565][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 129.122729][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 129.122855][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 129.122981][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 129.123106][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 129.123234][ T12] notifier_call_chain (kernel/notifier.c:85) [ 129.123371][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 129.123530][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.123688][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.123811][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.123938][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.124066][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.124193][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.124317][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.124451][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.124576][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.124717][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.124841][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.124964][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.125090][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.125213][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.125338][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.125472][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.125603][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.125733][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.125861][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.125988][ T12] kthread (kernel/kthread.c:436) [ 129.126083][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.126238][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.126368][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.126494][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.126658][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.126781][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.126906][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.137621][ T12] ------------[ cut here ]------------ | [ 129.137748][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 129.137984][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.138411][ T12] Tainted: [W]=WARN [ 129.138501][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.138663][ T12] Workqueue: netns cleanup_net [ 129.138785][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.138937][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.139416][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 129.139565][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28580 RCX: 1ff4000000018eed [ 129.139755][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2863c [ 129.139930][ T12] RBP: ff11000008ab9000 R08: 1fe2200001f450c9 R09: ff11000001aed1d0 [ 129.140105][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 129.140282][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.140516][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.140733][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.140878][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 129.141055][ T12] PKRU: 55555554 [ 129.141147][ T12] Call Trace: [ 129.141236][ T12] [ 129.141297][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.141496][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.141653][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 129.141778][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 129.141898][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 129.142018][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 129.142139][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 129.142260][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 129.142431][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.142549][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.142681][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.142800][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.142920][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.143040][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.143158][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.143282][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.143456][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.143574][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.143710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.143835][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.143954][ T12] kthread (kernel/kthread.c:436) [ 129.144045][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.144199][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.144319][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.144487][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.144647][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.144764][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.144883][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.153733][ T2770] ------------[ cut here ]------------ | [ 129.153885][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.154155][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.154622][ T2770] Tainted: [W]=WARN [ 129.154722][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.154889][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.155061][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.155534][ T2770] RSP: 0018:ffa0000000ecfa80 EFLAGS: 00010286 [ 129.155716][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000b31d8c0 RCX: 1ff40000001d9f16 [ 129.155911][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d97c [ 129.156127][ T2770] RBP: ff110000128dc000 R08: 1fe2200001663b31 R09: ff11000005a7ae80 [ 129.156322][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.156534][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128dc000 [ 129.156743][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.156972][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.157139][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.157339][ T2770] PKRU: 55555554 [ 129.157452][ T2770] Call Trace: [ 129.157551][ T2770] [ 129.157629][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.157769][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.157901][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.158004][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.158136][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.158302][ T2770] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.158447][ T2770] register_netdev (net/core/dev.c:11552) [ 129.158591][ T2770] loopback_net_init (drivers/net/loopback.c:218) [ 129.158726][ T2770] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 129.158859][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.158963][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.159063][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.159196][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.159328][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.159468][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.159614][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.159747][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.159881][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.160013][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.160146][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.160277][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.160418][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.160552][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.160696][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.160831][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.160964][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.161095][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.161227][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.161394][ T2770] RIP: 0033:0x7fb361adebcb [ 129.161533][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.162035][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.162238][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.162439][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.162645][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.162843][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.163039][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.167019][ T2770] ------------[ cut here ]------------ | [ 129.167157][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.167427][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.167873][ T2770] Tainted: [W]=WARN [ 129.167972][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.168135][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.168307][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.168812][ T2770] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 129.168976][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000fbbfe00 RCX: 1ff40000001d9ee9 [ 129.169173][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbfebc [ 129.169375][ T2770] RBP: ff11000001dec000 R08: 1fe2200001f77fd9 R09: ff11000005a7ae80 [ 129.169574][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.169782][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dec000 [ 129.169979][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.170208][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.170378][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.170589][ T2770] PKRU: 55555554 [ 129.170690][ T2770] Call Trace: [ 129.170790][ T2770] [ 129.170857][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.170988][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.171121][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.171223][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.171363][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.171529][ T2770] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.171668][ T2770] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 129.171801][ T2770] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 129.171934][ T2770] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 129.172067][ T2770] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 129.172201][ T2770] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 129.172337][ T2770] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 129.172481][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.172593][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.172693][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.172824][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.172960][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.173094][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.173226][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.173366][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.173512][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.173654][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.173787][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.173919][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.174051][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.174185][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.174318][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.174456][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.174599][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.174733][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.174866][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.175031][ T2770] RIP: 0033:0x7fb361adebcb [ 129.175174][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.175664][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.175862][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.176066][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.176266][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.176472][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.176680][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.181231][ T2770] ------------[ cut here ]------------ | [ 129.181381][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.181655][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.182099][ T2770] Tainted: [W]=WARN [ 129.182200][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.182375][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.182548][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.183032][ T2770] RSP: 0018:ffa0000000ecf8f8 EFLAGS: 00010286 [ 129.183204][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000a1871c0 RCX: 1ff40000001d9ee5 [ 129.183414][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18727c [ 129.183623][ T2770] RBP: ff11000008ac9000 R08: 1fe2200001430e51 R09: ff11000005a7ae80 [ 129.183823][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.184022][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ac9000 [ 129.184226][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.184469][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.184650][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.184851][ T2770] PKRU: 55555554 [ 129.184951][ T2770] Call Trace: [ 129.185051][ T2770] [ 129.185120][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.185254][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.185393][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.185496][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.185643][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.185810][ T2770] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.185947][ T2770] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 129.186081][ T2770] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 129.186215][ T2770] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 129.186356][ T2770] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 129.186492][ T2770] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 129.186635][ T2770] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 129.186771][ T2770] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 129.186907][ T2770] vti_init_net (net/ipv4/ip_vti.c:517) [ 129.187042][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.187145][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.187246][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.187386][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.187523][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.187675][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.187815][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.187953][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.188087][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.188220][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.188360][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.188497][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.188643][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.188780][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.188914][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.189048][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.189182][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.189316][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.189466][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.189644][ T2770] RIP: 0033:0x7fb361adebcb [ 129.189785][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.190259][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.190463][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.190683][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.190883][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.191081][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.191281][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.193194][ T12] ------------[ cut here ]------------ | [ 129.193327][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 129.193574][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.194013][ T12] Tainted: [W]=WARN [ 129.194102][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.194253][ T12] Workqueue: netns cleanup_net [ 129.194388][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.194543][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.194981][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 129.195132][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d8c0 RCX: 1ff4000000018ed5 [ 129.195312][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d97c [ 129.195498][ T12] RBP: ff11000008491000 R08: 1fe22000017edb31 R09: ff11000001aed1d0 [ 129.195690][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 129.195873][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.196055][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.196266][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.196420][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 129.196614][ T12] PKRU: 55555554 [ 129.196704][ T12] Call Trace: [ 129.196794][ T12] [ 129.196859][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 129.197013][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 129.197165][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 129.197290][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 129.197418][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.197539][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 129.197670][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 129.197794][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 129.197917][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 129.198039][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.198162][ T12] cleanup_net (net/core/net_namespace.c:702) [ 129.198282][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 129.198406][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 129.198527][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.198654][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.198779][ T12] process_one_work (kernel/workqueue.c:3314) [ 129.198905][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.199026][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.199151][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.199277][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.199402][ T12] kthread (kernel/kthread.c:436) [ 129.199492][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.199652][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.199777][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.199896][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.200044][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.200162][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 129.200283][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.216606][ T2770] ------------[ cut here ]------------ | [ 129.216752][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.217013][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.217483][ T2770] Tainted: [W]=WARN [ 129.217595][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.217763][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.217937][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.218421][ T2770] RSP: 0018:ffa0000000ecfa78 EFLAGS: 00010286 [ 129.218600][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000ca6a900 RCX: 1ff40000001d9f15 [ 129.218797][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a9bc [ 129.218995][ T2770] RBP: ff11000010101000 R08: 1fe220000194d539 R09: ff11000005a7ae80 [ 129.219199][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.219410][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010101000 [ 129.219621][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.219851][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.220021][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.220227][ T2770] PKRU: 55555554 [ 129.220329][ T2770] Call Trace: [ 129.220439][ T2770] [ 129.220509][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.220653][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.220787][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.220888][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.221025][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.221190][ T2770] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.221326][ T2770] register_netdev (net/core/dev.c:11552) [ 129.221462][ T2770] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 129.221607][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.221709][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.221809][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.221945][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.222078][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.222213][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.222352][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.222489][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.222633][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.222767][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.222901][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.223035][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.223179][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.223318][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.223458][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.223601][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.223735][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.223873][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.224014][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.224178][ T2770] RIP: 0033:0x7fb361adebcb [ 129.224317][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.224809][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.225015][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.225213][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.225419][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.225635][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.225835][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.230092][ T2770] ------------[ cut here ]------------ | [ 129.230232][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.230504][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.230972][ T2770] Tainted: [W]=WARN [ 129.231074][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.231238][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.231418][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.231900][ T2770] RSP: 0018:ffa0000000ecfa68 EFLAGS: 00010286 [ 129.232067][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000fbbe200 RCX: 1ff40000001d9f13 [ 129.232263][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe2bc [ 129.232467][ T2770] RBP: ff110000128bc000 R08: 1fe2200001f77c59 R09: ff11000005a7ae80 [ 129.232678][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.232878][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128bc000 [ 129.233078][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.233316][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.233490][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.233702][ T2770] PKRU: 55555554 [ 129.233801][ T2770] Call Trace: [ 129.233900][ T2770] [ 129.233971][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.234105][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.234238][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.234341][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.234482][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.234668][ T2770] register_netdev (net/core/dev.c:11552) [ 129.234800][ T2770] sit_init_net (net/ipv6/sit.c:1860) [ 129.234936][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.235038][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.235138][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.235271][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.235411][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.235553][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.235698][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.235842][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.235980][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.236115][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.236253][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.236392][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.236526][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.236668][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.236800][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.236933][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.237067][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.237199][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.237334][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.237507][ T2770] RIP: 0033:0x7fb361adebcb [ 129.237658][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.238129][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.238330][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.238543][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.238753][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.238950][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.239150][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.243638][ T2770] ------------[ cut here ]------------ | [ 129.243774][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.244036][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.244485][ T2770] Tainted: [W]=WARN [ 129.244595][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.244762][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.244935][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.245435][ T2770] RSP: 0018:ffa0000000ecfa78 EFLAGS: 00010286 [ 129.245620][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000d7e3c40 RCX: 1ff40000001d9f15 [ 129.245820][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3cfc [ 129.246021][ T2770] RBP: ff1100000a119000 R08: 1fe2200001afc7a1 R09: ff11000005a7ae80 [ 129.246220][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.246429][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000 [ 129.246641][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.246874][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.247043][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.247241][ T2770] PKRU: 55555554 [ 129.247341][ T2770] Call Trace: [ 129.247450][ T2770] [ 129.247519][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.247662][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.247796][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.247900][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.248034][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.248198][ T2770] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.248334][ T2770] register_netdev (net/core/dev.c:11552) [ 129.248473][ T2770] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 129.248619][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.248721][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.248823][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.248957][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.249090][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.249226][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.249364][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.249500][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.249642][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.249774][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.249909][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.250040][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.250173][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.250308][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.250452][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.250595][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.250726][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.250860][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.250994][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.251159][ T2770] RIP: 0033:0x7fb361adebcb [ 129.251296][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.251781][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.251982][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.252177][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.252381][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.252590][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.252786][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.257156][ T2770] ------------[ cut here ]------------ | [ 129.257290][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.257553][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.258001][ T2770] Tainted: [W]=WARN [ 129.258100][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.258263][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.258460][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.258938][ T2770] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 129.259104][ T2770] RAX: 00000000ffffffa6 RBX: ff110000104deac0 RCX: 1ff40000001d9ee9 [ 129.259302][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104deb7c [ 129.259508][ T2770] RBP: ff1100000612c000 R08: 1fe220000209bd71 R09: ff11000005a7ae80 [ 129.259715][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.259912][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000612c000 [ 129.260110][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.260341][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.260519][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.260732][ T2770] PKRU: 55555554 [ 129.260831][ T2770] Call Trace: [ 129.260930][ T2770] [ 129.260999][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.261131][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.261264][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.261372][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.261527][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.261717][ T2770] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.261860][ T2770] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 129.262001][ T2770] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 129.262141][ T2770] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 129.262287][ T2770] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 129.262439][ T2770] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 129.262600][ T2770] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 129.262746][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.262854][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.262962][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.263106][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.263246][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.263406][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.263552][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.263703][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.263843][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.263979][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.264112][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.264246][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.264386][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.264522][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.264664][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.264796][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.264930][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.265060][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.265192][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.265362][ T2770] RIP: 0033:0x7fb361adebcb [ 129.265505][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.265987][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.266187][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.266392][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.266599][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.266798][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.266998][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.272770][ T2770] ------------[ cut here ]------------ | [ 129.272912][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770 | [ 129.273183][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.273666][ T2770] Tainted: [W]=WARN [ 129.273777][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.273945][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.274117][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.275154][ T2770] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 129.275322][ T2770] RAX: 00000000ffffffa6 RBX: ff110000104de740 RCX: 1ff40000001d9ee9 [ 129.275577][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de7fc [ 129.275797][ T2770] RBP: ff110000129b4000 R08: 1fe220000209bd01 R09: ff11000005a7ae80 [ 129.275995][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 129.276195][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129b4000 [ 129.276454][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.276697][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.276920][ T2770] CR2: 00007fb361a1dc20 CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.277121][ T2770] PKRU: 55555554 [ 129.277219][ T2770] Call Trace: [ 129.277318][ T2770] [ 129.277445][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.277580][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.277722][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.277823][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.277968][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.278136][ T2770] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.278272][ T2770] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 129.278465][ T2770] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 129.278608][ T2770] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 129.278746][ T2770] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 129.278881][ T2770] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 129.279017][ T2770] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 129.279152][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.279258][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.279414][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.279548][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.279692][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.279827][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.279964][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.280101][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.280237][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.280429][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.280562][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.280706][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.280840][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.280976][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.281107][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.281241][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.281431][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.281563][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.281707][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.281870][ T2770] RIP: 0033:0x7fb361adebcb [ 129.282008][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.282540][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.282750][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.282946][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.283144][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.283342][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.283609][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.296307][ T2770] ------------[ cut here ]------------ | [ 129.296470][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2770 | [ 129.296741][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.297184][ T2770] Tainted: [W]=WARN [ 129.297289][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.297458][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.297636][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.298108][ T2770] RSP: 0018:ffa0000000ecf918 EFLAGS: 00010286 [ 129.298274][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000cf76740 RCX: 1ff40000001d9ee9 [ 129.298476][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf767fc [ 129.298686][ T2770] RBP: ff1100000feb1000 R08: 1fe22000019eed01 R09: ff11000005a7ae80 [ 129.298882][ T2770] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 129.299078][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feb1000 [ 129.299315][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.299550][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.299726][ T2770] CR2: 000055f6a15ced5c CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.299925][ T2770] PKRU: 55555554 [ 129.300025][ T2770] Call Trace: [ 129.300125][ T2770] [ 129.300195][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.300327][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.300464][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.300564][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.300709][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.300874][ T2770] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.301008][ T2770] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 129.301140][ T2770] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 129.301272][ T2770] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 129.301410][ T2770] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 129.301542][ T2770] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 129.301687][ T2770] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 129.301819][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.301920][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.302020][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.302150][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.302280][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.302417][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.302549][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.302695][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.302826][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.302955][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.303090][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.303224][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.303377][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.303527][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.303686][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.303820][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.303951][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.304085][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.304216][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.304385][ T2770] RIP: 0033:0x7fb361adebcb [ 129.304524][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.304997][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.305201][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.305402][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.305607][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.305802][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.305999][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.310926][ T2770] ------------[ cut here ]------------ | [ 129.311068][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2770 | [ 129.311344][ T2770] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.311812][ T2770] Tainted: [W]=WARN [ 129.311913][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.312081][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.312260][ T2770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.312788][ T2770] RSP: 0018:ffa0000000ecfa70 EFLAGS: 00010286 [ 129.312961][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000bd263c0 RCX: 1ff40000001d9f14 [ 129.313161][ T2770] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2647c [ 129.313364][ T2770] RBP: ff11000012a99000 R08: 1fe22000017a4c91 R09: ff11000005a7ae80 [ 129.313564][ T2770] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 129.313776][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a99000 [ 129.313981][ T2770] FS: 00007fb36181c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.314215][ T2770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.314386][ T2770] CR2: 000055f6a15ced5c CR3: 000000000bf27005 CR4: 0000000000771ef0 [ 129.314599][ T2770] PKRU: 55555554 [ 129.314699][ T2770] Call Trace: [ 129.314802][ T2770] [ 129.314871][ T2770] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.315003][ T2770] ? notifier_call_chain (kernel/notifier.c:85) [ 129.315137][ T2770] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.315239][ T2770] register_netdevice (net/core/dev.c:11488) [ 129.315380][ T2770] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 129.315556][ T2770] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.315699][ T2770] register_netdev (net/core/dev.c:11552) [ 129.315833][ T2770] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 129.315968][ T2770] ops_init (net/core/net_namespace.c:137) [ 129.316070][ T2770] setup_net (net/core/net_namespace.c:446) [ 129.316171][ T2770] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 129.316304][ T2770] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 129.316443][ T2770] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 129.316587][ T2770] copy_net_ns (net/core/net_namespace.c:579) [ 129.316725][ T2770] create_new_namespaces (kernel/nsproxy.c:132) [ 129.316861][ T2770] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 129.316995][ T2770] ksys_unshare (kernel/fork.c:3243) [ 129.317127][ T2770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.317260][ T2770] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 129.317395][ T2770] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 129.317531][ T2770] ? __ia32_sys_open (fs/open.c:1374) [ 129.317678][ T2770] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 129.317811][ T2770] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 129.317945][ T2770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.318080][ T2770] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.318215][ T2770] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.318354][ T2770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.318520][ T2770] RIP: 0033:0x7fb361adebcb [ 129.318669][ T2770] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 129.319145][ T2770] RSP: 002b:00007ffff9d3bf38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 129.319345][ T2770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb361adebcb [ 129.319551][ T2770] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 129.319760][ T2770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 129.319958][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff9d3e160 [ 129.320156][ T2770] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff9d3e877 | [ 129.366364][ T2771] ------------[ cut here ]------------ | [ 129.366574][ T2771] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2771 | [ 129.366918][ T2771] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.367512][ T2771] Tainted: [W]=WARN [ 129.367695][ T2771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.367919][ T2771] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.368153][ T2771] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.368724][ T2771] RSP: 0018:ffa0000000ecee30 EFLAGS: 00010286 [ 129.368950][ T2771] RAX: 00000000ffffffa6 RBX: ff110000103f0740 RCX: 1ff40000001d9d8c [ 129.369207][ T2771] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103f07fc [ 129.369477][ T2771] RBP: ff1100000e954000 R08: 1fe220000207e101 R09: ff11000005a7d180 [ 129.369756][ T2771] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.370018][ T2771] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa3f888 [ 129.370277][ T2771] FS: 00007f1633043840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.370593][ T2771] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.370829][ T2771] CR2: 000000000042ebe0 CR3: 000000000fdfa003 CR4: 0000000000771ef0 [ 129.371088][ T2771] PKRU: 55555554 [ 129.371242][ T2771] Call Trace: [ 129.371493][ T2771] [ 129.371700][ T2771] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.371967][ T2771] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.372178][ T2771] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 129.372418][ T2771] __dev_notify_flags (net/core/dev.c:9787) [ 129.372634][ T2771] ? netif_change_name (net/core/dev.c:1495) [ 129.372827][ T2771] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.373019][ T2771] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.373208][ T2771] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.373415][ T2771] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 129.373620][ T2771] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.373814][ T2771] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 129.374009][ T2771] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 129.374201][ T2771] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 129.374403][ T2771] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 129.374608][ T2771] veth_newlink (drivers/net/veth.c:1871) [ 129.374804][ T2771] ? veth_poll_controller (drivers/net/veth.c:1470) [ 129.374995][ T2771] ? kasan_save_stack (mm/kasan/common.c:57) [ 129.375185][ T2771] ? kasan_save_track (mm/kasan/common.c:78) [ 129.375388][ T2771] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 129.375616][ T2771] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 129.375809][ T2771] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 129.376004][ T2771] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 129.376194][ T2771] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.376402][ T2771] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 129.376610][ T2771] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 129.376809][ T2771] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 129.377000][ T2771] ? __dev_get_by_name (net/core/dev.c:883) [ 129.377191][ T2771] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 129.377403][ T2771] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 129.377617][ T2771] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.377817][ T2771] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.378006][ T2771] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.378218][ T2771] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.378425][ T2771] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.378635][ T2771] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.378834][ T2771] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.379026][ T2771] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.379217][ T2771] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.379423][ T2771] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.379622][ T2771] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.379814][ T2771] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.380009][ T2771] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.380201][ T2771] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.380407][ T2771] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.380610][ T2771] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.380805][ T2771] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.381000][ T2771] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.381190][ T2771] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.381398][ T2771] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.381606][ T2771] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.381804][ T2771] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.381996][ T2771] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.382186][ T2771] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.382392][ T2771] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.382598][ T2771] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.382795][ T2771] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.382985][ T2771] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.383208][ T2771] ? move_addr_to_kernel (net/socket.c:258) [ 129.383417][ T2771] ___sys_sendmsg (net/socket.c:2752) [ 129.383621][ T2771] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.383819][ T2771] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.384048][ T2771] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 129.384240][ T2771] __sys_sendmsg (net/socket.c:2784) [ 129.384446][ T2771] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.384672][ T2771] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 129.384864][ T2771] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.385060][ T2771] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.385262][ T2771] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.385468][ T2771] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.385680][ T2771] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.385905][ T2771] RIP: 0033:0x7f163327d08e [ 129.386104][ T2771] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.386679][ T2771] RSP: 002b:00007ffd4d6fda70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.386936][ T2771] RAX: ffffffffffffffda RBX: 00007ffd4d6fe220 RCX: 00007f163327d08e [ 129.387193][ T2771] RDX: 0000000000000000 RSI: 00007ffd4d6fdb20 RDI: 0000000000000005 [ 129.387465][ T2771] RBP: 00007ffd4d6fda80 R08: 0000000000000000 R09: 0000000000000000 [ 129.387742][ T2771] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d033 [ 129.388000][ T2771] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d6fe1e0 | [ 129.396159][ T2771] ------------[ cut here ]------------ | [ 129.396321][ T2771] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2771 | [ 129.396613][ T2771] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.397074][ T2771] Tainted: [W]=WARN [ 129.397178][ T2771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.397356][ T2771] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.397534][ T2771] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.398039][ T2771] RSP: 0018:ffa0000000ecf1b0 EFLAGS: 00010286 [ 129.398212][ T2771] RAX: 00000000ffffffa6 RBX: ff1100000cb0f540 RCX: 1ff40000001d9dfc [ 129.398423][ T2771] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f5fc [ 129.398636][ T2771] RBP: ff11000009749000 R08: 1fe2200001961ec1 R09: ff11000005a7d180 [ 129.398841][ T2771] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 129.399045][ T2771] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 129.399250][ T2771] FS: 00007f1633043840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 129.399502][ T2771] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.399687][ T2771] CR2: 000055f6a15ced5c CR3: 000000000fdfa002 CR4: 0000000000771ef0 [ 129.399898][ T2771] PKRU: 55555554 [ 129.400001][ T2771] Call Trace: [ 129.400102][ T2771] [ 129.400175][ T2771] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.400314][ T2771] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.400426][ T2771] __dev_notify_flags (net/core/dev.c:9787) [ 129.400566][ T2771] ? netif_change_name (net/core/dev.c:1495) [ 129.400715][ T2771] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 129.400851][ T2771] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 129.400991][ T2771] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 129.401130][ T2771] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 129.401267][ T2771] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 129.401410][ T2771] ? __dev_get_by_name (net/core/dev.c:883) [ 129.401548][ T2771] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 129.401701][ T2771] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 129.401843][ T2771] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.401985][ T2771] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.402119][ T2771] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.402258][ T2771] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.402399][ T2771] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.402536][ T2771] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.402687][ T2771] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.402825][ T2771] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.402962][ T2771] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.403101][ T2771] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.403238][ T2771] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.403379][ T2771] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.403518][ T2771] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.403666][ T2771] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.403803][ T2771] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.403940][ T2771] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.404076][ T2771] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.404217][ T2771] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.404359][ T2771] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.404501][ T2771] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.404650][ T2771] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.404787][ T2771] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.404924][ T2771] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.405061][ T2771] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.405202][ T2771] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.405341][ T2771] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.405484][ T2771] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.405640][ T2771] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.405813][ T2771] ? move_addr_to_kernel (net/socket.c:258) [ 129.405954][ T2771] ___sys_sendmsg (net/socket.c:2752) [ 129.406091][ T2771] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.406234][ T2771] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.406415][ T2771] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 129.406554][ T2771] __sys_sendmsg (net/socket.c:2784) [ 129.406699][ T2771] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.406838][ T2771] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 129.406975][ T2771] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.407112][ T2771] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.407248][ T2771] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.407393][ T2771] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.407529][ T2771] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.407709][ T2771] RIP: 0033:0x7f163327d08e [ 129.407851][ T2771] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.408332][ T2771] RSP: 002b:00007ffd4d6fda70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.408543][ T2771] RAX: ffffffffffffffda RBX: 00007ffd4d6fe220 RCX: 00007f163327d08e [ 129.408755][ T2771] RDX: 0000000000000000 RSI: 00007ffd4d6fdb20 RDI: 0000000000000005 [ 129.408957][ T2771] RBP: 00007ffd4d6fda80 R08: 0000000000000000 R09: 0000000000000000 [ 129.409161][ T2771] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d033 [ 129.409370][ T2771] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d6fe1e0 | [ 129.444089][ T2772] ------------[ cut here ]------------ | [ 129.444289][ T2772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2772 | [ 129.444639][ T2772] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.445194][ T2772] Tainted: [W]=WARN [ 129.445362][ T2772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.445592][ T2772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.445826][ T2772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.447016][ T2772] RSP: 0018:ffa0000000edf020 EFLAGS: 00010286 [ 129.447237][ T2772] RAX: 00000000ffffffa6 RBX: ff1100000ff5b000 RCX: 1ff40000001dbdca [ 129.447503][ T2772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b0bc [ 129.447776][ T2772] RBP: ff11000009749000 R08: 1fe2200001feb619 R09: ff1100000eb98b58 [ 129.448063][ T2772] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 129.448335][ T2772] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 129.448612][ T2772] FS: 00007fddb23d3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.448902][ T2772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.449122][ T2772] CR2: 000000002f567988 CR3: 000000000ee9c006 CR4: 0000000000771ef0 [ 129.449392][ T2772] PKRU: 55555554 [ 129.449543][ T2772] Call Trace: [ 129.449715][ T2772] [ 129.449837][ T2772] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.450024][ T2772] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.450178][ T2772] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 129.450377][ T2772] __dev_notify_flags (net/core/dev.c:9787) [ 129.450565][ T2772] ? netif_change_name (net/core/dev.c:1495) [ 129.450774][ T2772] ? __dev_change_flags (net/core/dev.c:9752) [ 129.450961][ T2772] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 129.451145][ T2772] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.451332][ T2772] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 129.451537][ T2772] netif_change_flags (net/core/dev.c:9820) [ 129.451747][ T2772] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 129.451934][ T2772] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 129.452127][ T2772] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 129.452315][ T2772] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 129.452549][ T2772] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 129.452808][ T2772] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.452996][ T2772] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 129.453181][ T2772] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.453386][ T2772] ? __kernel_text_address (kernel/extable.c:79) [ 129.453572][ T2772] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.453782][ T2772] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.453967][ T2772] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.454154][ T2772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.454342][ T2772] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.454543][ T2772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.454744][ T2772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.454936][ T2772] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 129.455122][ T2772] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 129.455643][ T2772] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 129.455835][ T2772] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.456023][ T2772] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 129.456211][ T2772] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 129.456417][ T2772] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.456617][ T2772] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.456810][ T2772] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.456996][ T2772] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.457181][ T2772] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.457379][ T2772] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.457567][ T2772] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.457768][ T2772] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.457967][ T2772] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.458164][ T2772] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.458366][ T2772] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.458554][ T2772] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.458760][ T2772] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.458945][ T2772] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.459131][ T2772] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.459321][ T2772] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.459522][ T2772] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.459733][ T2772] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.459920][ T2772] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.460108][ T2772] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.460298][ T2772] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.460497][ T2772] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.460725][ T2772] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.460919][ T2772] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.461110][ T2772] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.461301][ T2772] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.461505][ T2772] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.461712][ T2772] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.461901][ T2772] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.462089][ T2772] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.462289][ T2772] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.462521][ T2772] ? move_addr_to_kernel (net/socket.c:258) [ 129.462739][ T2772] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.462927][ T2772] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.463115][ T2772] ___sys_sendmsg (net/socket.c:2752) [ 129.463300][ T2772] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 129.463535][ T2772] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.463757][ T2772] __sys_sendmsg (net/socket.c:2784) [ 129.463950][ T2772] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.464138][ T2772] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 129.464378][ T2772] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 129.464566][ T2772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.464775][ T2772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.464970][ T2772] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.465156][ T2772] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.465361][ T2772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.465595][ T2772] RIP: 0033:0x7fddb260d08e [ 129.465802][ T2772] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.466330][ T2772] RSP: 002b:00007ffd793722e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.466610][ T2772] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fddb260d08e [ 129.466869][ T2772] RDX: 0000000000000000 RSI: 00007ffd79372390 RDI: 0000000000000005 [ 129.467121][ T2772] RBP: 00007ffd793722f0 R08: 0000000000000000 R09: 0000000000000000 [ 129.467387][ T2772] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d033 [ 129.467661][ T2772] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd79372a60 | [ 129.502060][ T2773] ------------[ cut here ]------------ | [ 129.502244][ T2773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2773 | [ 129.502528][ T2773] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.503004][ T2773] Tainted: [W]=WARN [ 129.503112][ T2773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.503283][ T2773] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.503467][ T2773] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.503968][ T2773] RSP: 0018:ffa0000000eef020 EFLAGS: 00010286 [ 129.504142][ T2773] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff40000001dddca [ 129.504342][ T2773] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 129.504663][ T2773] RBP: ff1100000e954000 R08: 1fe2200001842e89 R09: ff1100000ea5d158 [ 129.504864][ T2773] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 129.505089][ T2773] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 129.505390][ T2773] FS: 00007f635b140840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 129.505655][ T2773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.505824][ T2773] CR2: 00007f635b4101a0 CR3: 000000000bf27001 CR4: 0000000000771ef0 [ 129.506028][ T2773] PKRU: 55555554 [ 129.506129][ T2773] Call Trace: [ 129.506231][ T2773] [ 129.506301][ T2773] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.506535][ T2773] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.506653][ T2773] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 129.506788][ T2773] __dev_notify_flags (net/core/dev.c:9787) [ 129.506925][ T2773] ? netif_change_name (net/core/dev.c:1495) [ 129.507061][ T2773] ? __dev_change_flags (net/core/dev.c:9752) [ 129.507199][ T2773] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 129.507333][ T2773] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.507562][ T2773] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 129.507711][ T2773] netif_change_flags (net/core/dev.c:9820) [ 129.507845][ T2773] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 129.507980][ T2773] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 129.508121][ T2773] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 129.508257][ T2773] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 129.508520][ T2773] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 129.508664][ T2773] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.508800][ T2773] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 129.508934][ T2773] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.509069][ T2773] ? __kernel_text_address (kernel/extable.c:79) [ 129.509208][ T2773] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.509343][ T2773] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.509549][ T2773] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.509696][ T2773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.509830][ T2773] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.509964][ T2773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.510098][ T2773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.510233][ T2773] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 129.510469][ T2773] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 129.510620][ T2773] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 129.510754][ T2773] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.510888][ T2773] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 129.511027][ T2773] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 129.511165][ T2773] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.511302][ T2773] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.511503][ T2773] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.511653][ T2773] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.511787][ T2773] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.511921][ T2773] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.512059][ T2773] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.512194][ T2773] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.512333][ T2773] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.512529][ T2773] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.512782][ T2773] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.512922][ T2773] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.513055][ T2773] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.513188][ T2773] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.513321][ T2773] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.513517][ T2773] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.513665][ T2773] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.513799][ T2773] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.513936][ T2773] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.514071][ T2773] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.514209][ T2773] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.514343][ T2773] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.514503][ T2773] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.514651][ T2773] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.514788][ T2773] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.514925][ T2773] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.515060][ T2773] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.515196][ T2773] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.515334][ T2773] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.515493][ T2773] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.515654][ T2773] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.515838][ T2773] ? move_addr_to_kernel (net/socket.c:258) [ 129.515987][ T2773] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.516133][ T2773] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.516278][ T2773] ___sys_sendmsg (net/socket.c:2752) [ 129.516431][ T2773] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 129.516612][ T2773] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.516759][ T2773] __sys_sendmsg (net/socket.c:2784) [ 129.516895][ T2773] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.517030][ T2773] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 129.517202][ T2773] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 129.517338][ T2773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.517480][ T2773] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.517629][ T2773] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.517762][ T2773] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.517897][ T2773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.518064][ T2773] RIP: 0033:0x7f635b37a08e [ 129.518208][ T2773] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.518707][ T2773] RSP: 002b:00007ffc2652df60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.518912][ T2773] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f635b37a08e [ 129.519130][ T2773] RDX: 0000000000000000 RSI: 00007ffc2652e010 RDI: 0000000000000005 [ 129.519331][ T2773] RBP: 00007ffc2652df70 R08: 0000000000000000 R09: 0000000000000000 [ 129.519538][ T2773] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d033 [ 129.519755][ T2773] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2652e6e0 | [ 129.521919][ T36] ------------[ cut here ]------------ | [ 129.522100][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36 | [ 129.522423][ T36] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.523145][ T36] Tainted: [W]=WARN [ 129.523298][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.523537][ T36] Workqueue: events_unbound linkwatch_event [ 129.523779][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.523999][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.524521][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 129.524748][ T36] RAX: 00000000ffffffa6 RBX: ff1100000d7e3000 RCX: 1ff4000000051f02 [ 129.524987][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e30bc [ 129.525220][ T36] RBP: ff11000009749000 R08: 1fe2200001afc619 R09: ff11000001d751a8 [ 129.525474][ T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 129.525737][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 129.525978][ T36] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.526243][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.526464][ T36] CR2: 00007fddb24a0574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 129.526720][ T36] PKRU: 55555554 [ 129.526865][ T36] Call Trace: [ 129.527010][ T36] [ 129.527130][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.527306][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 129.527501][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.527666][ T36] netif_state_change (net/core/dev.c:1605) [ 129.527845][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.528052][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 129.528226][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 129.528423][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.528618][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 129.528800][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 129.528979][ T36] process_one_work (kernel/workqueue.c:3314) [ 129.529164][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 129.529340][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.529540][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 129.529744][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 129.529927][ T36] kthread (kernel/kthread.c:436) [ 129.530075][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.530283][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 129.530476][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.530678][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 129.530883][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.531064][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 129.531244][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.595178][ T2775] ------------[ cut here ]------------ | [ 129.595408][ T2775] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2775 | [ 129.595758][ T2775] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.596314][ T2775] Tainted: [W]=WARN [ 129.596477][ T2775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.596711][ T2775] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.596937][ T2775] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.597976][ T2775] RSP: 0018:ffa0000000e7f150 EFLAGS: 00010286 [ 129.598199][ T2775] RAX: 00000000ffffffa6 RBX: ff1100000ce34ac0 RCX: 1ff40000001cfdf0 [ 129.598476][ T2775] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce34b7c [ 129.598776][ T2775] RBP: ff1100000e954000 R08: 1fe22000019c6971 R09: ff11000009852e58 [ 129.599050][ T2775] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 129.599300][ T2775] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136683c0 [ 129.599597][ T2775] FS: 00007f2e8fcd1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.599894][ T2775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.600115][ T2775] CR2: 00000000004ebb28 CR3: 0000000012afd003 CR4: 0000000000771ef0 [ 129.600382][ T2775] PKRU: 55555554 [ 129.600534][ T2775] Call Trace: [ 129.600706][ T2775] [ 129.600827][ T2775] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.601016][ T2775] ? notifier_call_chain (kernel/notifier.c:85) [ 129.601202][ T2775] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.601372][ T2775] netif_state_change (net/core/dev.c:1605) [ 129.601573][ T2775] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.601808][ T2775] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 129.602034][ T2775] linkwatch_sync_dev (net/core/link_watch.c:295) [ 129.602224][ T2775] rtnl_getlink (net/core/rtnetlink.c:4273) [ 129.602423][ T2775] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.602618][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.602810][ T2775] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 129.603017][ T2775] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.603203][ T2775] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.603406][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.603632][ T2775] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.603817][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.604004][ T2775] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.604187][ T2775] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.604386][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.604578][ T2775] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.604787][ T2775] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 129.604979][ T2775] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.605168][ T2775] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.605368][ T2775] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.605554][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.605757][ T2775] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.605942][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.606133][ T2775] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.606319][ T2775] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.606519][ T2775] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.606731][ T2775] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.606938][ T2775] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.607127][ T2775] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.607312][ T2775] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.607511][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.607715][ T2775] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.607920][ T2775] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.608110][ T2775] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.608300][ T2775] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.608503][ T2775] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.608727][ T2775] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.608946][ T2775] ? move_addr_to_kernel (net/socket.c:258) [ 129.609133][ T2775] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 129.609325][ T2775] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 129.609563][ T2775] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 129.609780][ T2775] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 129.610005][ T2775] ___sys_sendmsg (net/socket.c:2752) [ 129.610195][ T2775] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.610402][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.610615][ T2775] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 129.610804][ T2775] ? do_getsockname (net/socket.c:2192) [ 129.611006][ T2775] __sys_sendmsg (net/socket.c:2784) [ 129.611197][ T2775] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.611406][ T2775] ? __sys_getsockname (net/socket.c:2210) [ 129.611605][ T2775] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.611803][ T2775] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.611992][ T2775] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.612181][ T2775] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.612385][ T2775] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.612612][ T2775] RIP: 0033:0x7f2e8ff0b08e [ 129.612811][ T2775] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.613366][ T2775] RSP: 002b:00007ffdb81988e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.613639][ T2775] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2e8ff0b08e [ 129.613897][ T2775] RDX: 0000000000000000 RSI: 00007ffdb8198990 RDI: 0000000000000006 [ 129.614154][ T2775] RBP: 00007ffdb81988f0 R08: 0000000000000000 R09: 0000000000000000 [ 129.614427][ T2775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d033 [ 129.615387][ T2775] R13: 00007ffdb8198a40 R14: 000000000000000d R15: 00007ffdb819987a | [ 129.715571][ T2778] ------------[ cut here ]------------ | [ 129.715811][ T2778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2778 | [ 129.716141][ T2778] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.716762][ T2778] Tainted: [W]=WARN [ 129.716916][ T2778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.717137][ T2778] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.717385][ T2778] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.717939][ T2778] RSP: 0018:ffa0000000f1f1b0 EFLAGS: 00010286 [ 129.718164][ T2778] RAX: 00000000ffffffa6 RBX: ff1100000b6778c0 RCX: 1ff40000001e3dfc [ 129.718433][ T2778] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67797c [ 129.718709][ T2778] RBP: ff110000102d9000 R08: 1fe22000016cef31 R09: ff1100000fcb8b80 [ 129.718961][ T2778] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 129.719213][ T2778] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 129.719482][ T2778] FS: 00007f5ab6127840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 129.719873][ T2778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.720109][ T2778] CR2: 00000000004a2060 CR3: 0000000012afd005 CR4: 0000000000771ef0 [ 129.720378][ T2778] PKRU: 55555554 [ 129.720531][ T2778] Call Trace: [ 129.720707][ T2778] [ 129.720831][ T2778] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.721023][ T2778] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.721180][ T2778] __dev_notify_flags (net/core/dev.c:9787) [ 129.721383][ T2778] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 129.721575][ T2778] ? netif_change_name (net/core/dev.c:1495) [ 129.721786][ T2778] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 129.721986][ T2778] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 129.722177][ T2778] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 129.722379][ T2778] ? __dev_get_by_name (net/core/dev.c:883) [ 129.722567][ T2778] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 129.722781][ T2778] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 129.722974][ T2778] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.723164][ T2778] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.723370][ T2778] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.723570][ T2778] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.723779][ T2778] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.723970][ T2778] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.724164][ T2778] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.724370][ T2778] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.724558][ T2778] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.724763][ T2778] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.724954][ T2778] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.725142][ T2778] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.725334][ T2778] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.725538][ T2778] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.725748][ T2778] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.725938][ T2778] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.726127][ T2778] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.726325][ T2778] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.726532][ T2778] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.726761][ T2778] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.726950][ T2778] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.727133][ T2778] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.727320][ T2778] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.727525][ T2778] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.727736][ T2778] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.727928][ T2778] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.728135][ T2778] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.728323][ T2778] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.728523][ T2778] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.728765][ T2778] ? move_addr_to_kernel (net/socket.c:258) [ 129.728958][ T2778] ? kasan_save_stack (mm/kasan/common.c:58) [ 129.729160][ T2778] ? kasan_save_stack (mm/kasan/common.c:57) [ 129.729362][ T2778] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 129.729551][ T2778] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 129.729792][ T2778] ___sys_sendmsg (net/socket.c:2752) [ 129.729982][ T2778] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.730187][ T2778] __sys_sendmsg (net/socket.c:2784) [ 129.730390][ T2778] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.730576][ T2778] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 129.730786][ T2778] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 129.730978][ T2778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.731173][ T2778] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.731384][ T2778] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.731573][ T2778] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.731784][ T2778] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.732004][ T2778] RIP: 0033:0x7f5ab636108e [ 129.732200][ T2778] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.732764][ T2778] RSP: 002b:00007ffe1c6af6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.733024][ T2778] RAX: ffffffffffffffda RBX: 00007ffe1c6afe80 RCX: 00007f5ab636108e [ 129.733279][ T2778] RDX: 0000000000000000 RSI: 00007ffe1c6af780 RDI: 0000000000000005 [ 129.733546][ T2778] RBP: 00007ffe1c6af6e0 R08: 0000000000000000 R09: 0000000000000000 [ 129.733815][ T2778] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d033 [ 129.734072][ T2778] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1c6afe50 | [ 129.763877][ T2779] ------------[ cut here ]------------ | [ 129.764047][ T2779] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2779 | [ 129.764316][ T2779] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.764792][ T2779] Tainted: [W]=WARN [ 129.764895][ T2779] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.765078][ T2779] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.765260][ T2779] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.765781][ T2779] RSP: 0018:ffa0000000edf1b0 EFLAGS: 00010286 [ 129.765953][ T2779] RAX: 00000000ffffffa6 RBX: ff1100000d6bf380 RCX: 1ff40000001dbdfc [ 129.766158][ T2779] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf43c [ 129.766363][ T2779] RBP: ff1100000a2dc000 R08: 1fe2200001ad7e89 R09: ff11000009a7ae80 [ 129.766571][ T2779] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 129.766792][ T2779] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 129.767003][ T2779] FS: 00007fdb5e9d6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.767241][ T2779] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.767425][ T2779] CR2: 00000000004a2060 CR3: 000000000b34d002 CR4: 0000000000771ef0 [ 129.767640][ T2779] PKRU: 55555554 [ 129.767742][ T2779] Call Trace: [ 129.767845][ T2779] [ 129.767916][ T2779] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.768055][ T2779] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.768159][ T2779] __dev_notify_flags (net/core/dev.c:9787) [ 129.768296][ T2779] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 129.768444][ T2779] ? netif_change_name (net/core/dev.c:1495) [ 129.768599][ T2779] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 129.768739][ T2779] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 129.768877][ T2779] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 129.769012][ T2779] ? __dev_get_by_name (net/core/dev.c:883) [ 129.769149][ T2779] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 129.769292][ T2779] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 129.769441][ T2779] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.769592][ T2779] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.769732][ T2779] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.769868][ T2779] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.770003][ T2779] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.770142][ T2779] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.770287][ T2779] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.770430][ T2779] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.770570][ T2779] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.770718][ T2779] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.770856][ T2779] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.770992][ T2779] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.771132][ T2779] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.771267][ T2779] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.771414][ T2779] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.771550][ T2779] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.771695][ T2779] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.771835][ T2779] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.771972][ T2779] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.772112][ T2779] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.772248][ T2779] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.772389][ T2779] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.772528][ T2779] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.772679][ T2779] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.772815][ T2779] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.772954][ T2779] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.773094][ T2779] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.773230][ T2779] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.773371][ T2779] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.773546][ T2779] ? move_addr_to_kernel (net/socket.c:258) [ 129.773696][ T2779] ? kasan_save_stack (mm/kasan/common.c:58) [ 129.773834][ T2779] ? kasan_save_stack (mm/kasan/common.c:57) [ 129.773974][ T2779] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 129.774111][ T2779] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 129.774283][ T2779] ___sys_sendmsg (net/socket.c:2752) [ 129.774425][ T2779] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.774572][ T2779] __sys_sendmsg (net/socket.c:2784) [ 129.774718][ T2779] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.774857][ T2779] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 129.774998][ T2779] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 129.775137][ T2779] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.775276][ T2779] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.775418][ T2779] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.775554][ T2779] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.775699][ T2779] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.775867][ T2779] RIP: 0033:0x7fdb5ec1008e [ 129.776010][ T2779] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.776501][ T2779] RSP: 002b:00007ffcac2ce900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.776725][ T2779] RAX: ffffffffffffffda RBX: 00007ffcac2cf0b0 RCX: 00007fdb5ec1008e [ 129.776930][ T2779] RDX: 0000000000000000 RSI: 00007ffcac2ce9b0 RDI: 0000000000000005 [ 129.777138][ T2779] RBP: 00007ffcac2ce910 R08: 0000000000000000 R09: 0000000000000000 [ 129.777341][ T2779] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d033 [ 129.777552][ T2779] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcac2cf080 | [ 129.809045][ T2780] ------------[ cut here ]------------ | [ 129.809213][ T2780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2780 | [ 129.809513][ T2780] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.809994][ T2780] Tainted: [W]=WARN [ 129.810094][ T2780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.810262][ T2780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.810442][ T2780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.810927][ T2780] RSP: 0018:ffa0000000f1f020 EFLAGS: 00010286 [ 129.811095][ T2780] RAX: 00000000ffffffa6 RBX: ff1100001369da80 RCX: 1ff40000001e3dca [ 129.811298][ T2780] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369db3c [ 129.811510][ T2780] RBP: ff110000102d9000 R08: 1fe22000026d3b69 R09: ff11000009a7d158 [ 129.811719][ T2780] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 129.811918][ T2780] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 129.812119][ T2780] FS: 00007f89d1a75840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 129.812362][ T2780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.812535][ T2780] CR2: 0000000008bbf988 CR3: 000000000bf27004 CR4: 0000000000771ef0 [ 129.812748][ T2780] PKRU: 55555554 [ 129.812848][ T2780] Call Trace: [ 129.812948][ T2780] [ 129.813019][ T2780] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.813155][ T2780] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.813260][ T2780] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 129.813399][ T2780] __dev_notify_flags (net/core/dev.c:9787) [ 129.813534][ T2780] ? netif_change_name (net/core/dev.c:1495) [ 129.813678][ T2780] ? __dev_change_flags (net/core/dev.c:9752) [ 129.813811][ T2780] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 129.813946][ T2780] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.814082][ T2780] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 129.814221][ T2780] netif_change_flags (net/core/dev.c:9820) [ 129.814361][ T2780] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 129.814501][ T2780] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 129.814652][ T2780] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 129.814786][ T2780] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 129.814956][ T2780] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 129.815093][ T2780] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.815227][ T2780] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 129.815364][ T2780] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.815500][ T2780] ? __kernel_text_address (kernel/extable.c:79) [ 129.815645][ T2780] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.815782][ T2780] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.815917][ T2780] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.816053][ T2780] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.816188][ T2780] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.816320][ T2780] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.816458][ T2780] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.816628][ T2780] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 129.816765][ T2780] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 129.816900][ T2780] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 129.817394][ T2780] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.817530][ T2780] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 129.817686][ T2780] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 129.817828][ T2780] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.817965][ T2780] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.818098][ T2780] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.818238][ T2780] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.818454][ T2780] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.818679][ T2780] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.818821][ T2780] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.818955][ T2780] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.819086][ T2780] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.819219][ T2780] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.819422][ T2780] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.819560][ T2780] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.819701][ T2780] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.819835][ T2780] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.819969][ T2780] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.820107][ T2780] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.820240][ T2780] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.820455][ T2780] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.820601][ T2780] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.820803][ T2780] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.820941][ T2780] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.821076][ T2780] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.821212][ T2780] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.821439][ T2780] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.821576][ T2780] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.821723][ T2780] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.821858][ T2780] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.821994][ T2780] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.822132][ T2780] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.822265][ T2780] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.822442][ T2780] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.822637][ T2780] ? move_addr_to_kernel (net/socket.c:258) [ 129.822774][ T2780] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.822910][ T2780] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.823046][ T2780] ___sys_sendmsg (net/socket.c:2752) [ 129.823179][ T2780] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 129.823356][ T2780] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.823505][ T2780] __sys_sendmsg (net/socket.c:2784) [ 129.823652][ T2780] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.823787][ T2780] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 129.823958][ T2780] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 129.824093][ T2780] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.824235][ T2780] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.824375][ T2780] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.824523][ T2780] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.824667][ T2780] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.824841][ T2780] RIP: 0033:0x7f89d1caf08e [ 129.824984][ T2780] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.825479][ T2780] RSP: 002b:00007ffdfce4eea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.825717][ T2780] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f89d1caf08e [ 129.825927][ T2780] RDX: 0000000000000000 RSI: 00007ffdfce4ef50 RDI: 0000000000000005 [ 129.826131][ T2780] RBP: 00007ffdfce4eeb0 R08: 0000000000000000 R09: 0000000000000000 [ 129.826331][ T2780] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d034 [ 129.826538][ T2780] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfce4f620 | [ 129.865135][ T2781] ------------[ cut here ]------------ | [ 129.865295][ T2781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2781 | [ 129.866213][ T2781] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 129.866766][ T2781] Tainted: [W]=WARN [ 129.866867][ T2781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.867034][ T2781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 129.867210][ T2781] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 129.867798][ T2781] RSP: 0018:ffa0000000d2f020 EFLAGS: 00010286 [ 129.867970][ T2781] RAX: 00000000ffffffa6 RBX: ff1100000d6bf1c0 RCX: 1ff40000001a5dca [ 129.868171][ T2781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf27c [ 129.868476][ T2781] RBP: ff1100000a2dc000 R08: 1fe2200001ad7e51 R09: ff1100000abf0b58 [ 129.868692][ T2781] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 129.868890][ T2781] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 129.869094][ T2781] FS: 00007fc93e378840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 129.869331][ T2781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.869503][ T2781] CR2: 0000000034827988 CR3: 000000000b34d004 CR4: 0000000000771ef0 [ 129.869754][ T2781] PKRU: 55555554 [ 129.869855][ T2781] Call Trace: [ 129.869957][ T2781] [ 129.870027][ T2781] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 129.870162][ T2781] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 129.870264][ T2781] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 129.870417][ T2781] __dev_notify_flags (net/core/dev.c:9787) [ 129.870553][ T2781] ? netif_change_name (net/core/dev.c:1495) [ 129.870698][ T2781] ? __dev_change_flags (net/core/dev.c:9752) [ 129.870834][ T2781] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 129.870969][ T2781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.871102][ T2781] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 129.871237][ T2781] netif_change_flags (net/core/dev.c:9820) [ 129.871378][ T2781] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 129.871512][ T2781] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 129.871664][ T2781] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 129.871800][ T2781] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 129.871965][ T2781] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 129.872103][ T2781] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.872235][ T2781] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 129.872376][ T2781] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.872509][ T2781] ? __kernel_text_address (kernel/extable.c:79) [ 129.872659][ T2781] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.872794][ T2781] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.872927][ T2781] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.873067][ T2781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.873201][ T2781] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 129.873333][ T2781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.873472][ T2781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.873615][ T2781] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 129.873749][ T2781] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 129.873883][ T2781] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 129.874018][ T2781] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 129.874158][ T2781] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 129.874293][ T2781] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 129.874432][ T2781] rtnl_newlink (net/core/rtnetlink.c:4150) [ 129.874566][ T2781] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.874707][ T2781] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.874843][ T2781] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.874979][ T2781] ? mark_usage (kernel/locking/lockdep.c:4674) [ 129.875113][ T2781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.875249][ T2781] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.875407][ T2781] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.875540][ T2781] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.875684][ T2781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 129.875817][ T2781] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 129.875950][ T2781] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 129.876097][ T2781] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.876233][ T2781] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.876398][ T2781] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.876531][ T2781] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 129.876673][ T2781] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 129.876817][ T2781] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 129.876957][ T2781] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 129.877093][ T2781] ? netlink_ack (./include/linux/skbuff.h:2718) [ 129.877248][ T2781] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 129.877385][ T2781] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 129.877520][ T2781] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 129.877665][ T2781] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 129.877800][ T2781] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 129.877935][ T2781] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 129.878070][ T2781] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 129.878205][ T2781] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 129.878339][ T2781] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 129.878478][ T2781] ? copy_msghdr_from_user (net/socket.c:2635) [ 129.878621][ T2781] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 129.878784][ T2781] ? move_addr_to_kernel (net/socket.c:258) [ 129.878919][ T2781] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 129.879053][ T2781] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 129.879188][ T2781] ___sys_sendmsg (net/socket.c:2752) [ 129.879327][ T2781] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 129.879497][ T2781] ? copy_msghdr_from_user (net/socket.c:2603) [ 129.879653][ T2781] __sys_sendmsg (net/socket.c:2784) [ 129.879787][ T2781] ? __sys_sendmsg_sock (net/socket.c:2765) [ 129.879922][ T2781] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 129.880090][ T2781] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 129.880223][ T2781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 129.880363][ T2781] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 129.880496][ T2781] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 129.880639][ T2781] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 129.880771][ T2781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 129.880938][ T2781] RIP: 0033:0x7fc93e5b208e [ 129.881078][ T2781] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 129.881565][ T2781] RSP: 002b:00007ffc7f160150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 129.881780][ T2781] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc93e5b208e [ 129.881979][ T2781] RDX: 0000000000000000 RSI: 00007ffc7f160200 RDI: 0000000000000005 [ 129.882177][ T2781] RBP: 00007ffc7f160160 R08: 0000000000000000 R09: 0000000000000000 [ 129.882384][ T2781] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d034 [ 129.882597][ T2781] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7f1608d0 | [ 130.244619][ T12] ------------[ cut here ]------------ | [ 130.244790][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 130.245046][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.245524][ T12] Tainted: [W]=WARN [ 130.245630][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.245811][ T12] Workqueue: netns cleanup_net [ 130.245949][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.246113][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.246568][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 130.246736][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186580 RCX: 1ff4000000018ec7 [ 130.246973][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18663c [ 130.247178][ T12] RBP: ff110000102d9000 R08: 1fe2200001430cc9 R09: ff11000001aed1d0 [ 130.247380][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 130.247568][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 130.247781][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 130.248002][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.248159][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 130.248354][ T12] PKRU: 55555554 [ 130.248447][ T12] Call Trace: [ 130.248540][ T12] [ 130.248616][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.248751][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.248849][ T12] netif_close_many (net/core/dev.c:1804) [ 130.248975][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 130.249097][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 130.249258][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 130.249473][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.249611][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.249765][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.249891][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.250016][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.250139][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.250286][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.250464][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.250598][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.250723][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.250870][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.250999][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.252018][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.252143][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.252268][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.252398][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.252524][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.252661][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.252784][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.252911][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.253040][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.253165][ T12] kthread (kernel/kthread.c:436) [ 130.253259][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.253419][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.253543][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.253678][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.253831][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.253955][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.254079][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.257205][ T12] ------------[ cut here ]------------ | [ 130.257338][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 130.257628][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.258065][ T12] Tainted: [W]=WARN [ 130.258156][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.258320][ T12] Workqueue: netns cleanup_net [ 130.258467][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.258631][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.259057][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.259214][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf518c0 RCX: 1ff4000000018eed [ 130.259401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5197c [ 130.259670][ T12] RBP: ff1100000a3a4000 R08: 1fe22000019ea331 R09: ff11000001aed1d0 [ 130.259874][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 130.260054][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.260235][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 130.260469][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.260640][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 130.260821][ T12] PKRU: 55555554 [ 130.260910][ T12] Call Trace: [ 130.261001][ T12] [ 130.261064][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.261215][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.261369][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.261488][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.261619][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.261742][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.261865][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.261984][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.262103][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.262225][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.262352][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.262472][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.262595][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.262717][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.262835][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.262954][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.263079][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.263197][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.263323][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.263452][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.263578][ T12] kthread (kernel/kthread.c:436) [ 130.263678][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.263839][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.263959][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.264082][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.264229][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.264356][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.264475][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.268487][ T12] ------------[ cut here ]------------ | [ 130.268630][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 130.268866][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.269292][ T12] Tainted: [W]=WARN [ 130.269391][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.269544][ T12] Workqueue: netns cleanup_net [ 130.269696][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.269852][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.270290][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.270450][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a1a80 RCX: 1ff4000000018eed [ 130.270642][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a1b3c [ 130.270819][ T12] RBP: ff11000009391000 R08: 1fe2200001c34369 R09: ff11000001aed1d0 [ 130.271014][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.271209][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.271392][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.271614][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.271766][ T12] CR2: 00007f212e9c6668 CR3: 00000000102cc004 CR4: 0000000000771ef0 [ 130.271946][ T12] PKRU: 55555554 [ 130.272036][ T12] Call Trace: [ 130.272124][ T12] [ 130.272188][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.272340][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.272542][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.272671][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.272795][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.272914][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.273034][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.273154][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.273276][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.273464][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.273597][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.273723][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.273860][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.273982][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.274101][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.274225][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.274424][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.274544][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.274744][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.274870][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.274992][ T12] kthread (kernel/kthread.c:436) [ 130.275085][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.275234][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.275430][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.275554][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.275725][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.275846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.275965][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.279040][ T12] ------------[ cut here ]------------ | [ 130.279184][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 130.279432][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.279879][ T12] Tainted: [W]=WARN [ 130.279969][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.280120][ T12] Workqueue: netns cleanup_net [ 130.280248][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.280436][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.280880][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.281030][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a1380 RCX: 1ff4000000018eed [ 130.281211][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a143c [ 130.281401][ T12] RBP: ff1100000fa04000 R08: 1fe2200001c34289 R09: ff11000001aed1d0 [ 130.281597][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.281774][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.281953][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.282197][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.282376][ T12] CR2: 00007f212e9c6668 CR3: 00000000102cc004 CR4: 0000000000771ef0 [ 130.282566][ T12] PKRU: 55555554 [ 130.282675][ T12] Call Trace: [ 130.282766][ T12] [ 130.282829][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.282981][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.283137][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.283257][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.283471][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.283602][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.283723][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.283843][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.283963][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.284083][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.284205][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.284328][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.284502][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.284635][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.284806][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.284927][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.285052][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.285171][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.285296][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.285472][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.285600][ T12] kthread (kernel/kthread.c:436) [ 130.285694][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.285848][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.285968][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.286088][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.286238][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.286405][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.286540][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.295891][ T12] ------------[ cut here ]------------ | [ 130.296034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.296269][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.296730][ T12] Tainted: [W]=WARN [ 130.296819][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.296968][ T12] Workqueue: netns cleanup_net [ 130.297100][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.297259][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.297700][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.297849][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a1000 RCX: 1ff4000000018eed [ 130.298033][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a10bc [ 130.298210][ T12] RBP: ff110000095b1000 R08: 1fe2200001c34219 R09: ff11000001aed1d0 [ 130.298395][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.298616][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.298796][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.299003][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.299153][ T12] CR2: 00007f483bfd3574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 130.299335][ T12] PKRU: 55555554 [ 130.299433][ T12] Call Trace: [ 130.299521][ T12] [ 130.299595][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.299748][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.299896][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.300019][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.300139][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.300258][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.300388][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.300530][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.300675][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.300797][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.300920][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.301039][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.301158][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.301279][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.301407][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.301528][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.301658][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.301777][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.301902][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.302027][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.302149][ T12] kthread (kernel/kthread.c:436) [ 130.302239][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.302392][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.302513][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.302643][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.302793][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.302913][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.303036][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.305294][ T12] ------------[ cut here ]------------ | [ 130.305421][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.305667][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.306097][ T12] Tainted: [W]=WARN [ 130.306192][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.306341][ T12] Workqueue: netns cleanup_net [ 130.306472][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.306639][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.307088][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.307240][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a0040 RCX: 1ff4000000018eed [ 130.307433][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a00fc [ 130.307685][ T12] RBP: ff110000126ac000 R08: 1fe2200001c34021 R09: ff11000001aed1d0 [ 130.307863][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.308041][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.308227][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.308448][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.308610][ T12] CR2: 00007f483bfd3574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 130.308793][ T12] PKRU: 55555554 [ 130.308882][ T12] Call Trace: [ 130.308972][ T12] [ 130.309040][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.309194][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.309351][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.309478][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.309614][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.309735][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.309857][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.309986][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.310115][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.310236][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.310363][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.310482][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.310611][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.310734][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.310852][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.310975][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.311112][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.311231][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.311361][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.311487][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.311623][ T12] kthread (kernel/kthread.c:436) [ 130.311715][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.311866][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.311992][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.312116][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.312266][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.312388][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.312508][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.322316][ T12] ------------[ cut here ]------------ | [ 130.322517][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.322831][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.323382][ T12] Tainted: [W]=WARN [ 130.323523][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.323737][ T12] Workqueue: netns cleanup_net [ 130.323924][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.324133][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.324833][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.325038][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a03c0 RCX: 1ff4000000018eed [ 130.325268][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a047c [ 130.325510][ T12] RBP: ff110000086e1000 R08: 1fe2200001c34091 R09: ff11000001aed1d0 [ 130.325755][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.325981][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.326215][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.326602][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.326901][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.327225][ T12] PKRU: 55555554 [ 130.327454][ T12] Call Trace: [ 130.327681][ T12] [ 130.327821][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.328024][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.328231][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.328417][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.328618][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.328790][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.328962][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.329136][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.329309][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.329489][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.329693][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.330022][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.330196][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.330385][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.330571][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.330775][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.330950][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.331121][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.331297][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.331505][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.331700][ T12] kthread (kernel/kthread.c:436) [ 130.331848][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.332051][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.332222][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.332420][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.332650][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.332823][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.332997][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.335740][ T12] ------------[ cut here ]------------ | [ 130.335921][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.336212][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.336790][ T12] Tainted: [W]=WARN [ 130.336947][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.337152][ T12] Workqueue: netns cleanup_net [ 130.337342][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.337595][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.338085][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.338287][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f700 RCX: 1ff4000000018eed [ 130.338531][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f7bc [ 130.338779][ T12] RBP: ff11000009c39000 R08: 1fe2200001f65ef9 R09: ff11000001aed1d0 [ 130.339011][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.339244][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.339490][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.339797][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.340002][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.340231][ T12] PKRU: 55555554 [ 130.340383][ T12] Call Trace: [ 130.340556][ T12] [ 130.340695][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.340907][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.341105][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.341278][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.341494][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.341686][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.341868][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.342064][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.342249][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.342433][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.342620][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.342796][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.342977][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.343151][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.343330][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.343517][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.343709][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.343881][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.344094][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.344272][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.344458][ T12] kthread (kernel/kthread.c:436) [ 130.344609][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.344887][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.345063][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.345272][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.345491][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.345704][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.345883][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.348709][ T12] ------------[ cut here ]------------ | [ 130.348879][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.349164][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.350243][ T12] Tainted: [W]=WARN [ 130.350447][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.350719][ T12] Workqueue: netns cleanup_net [ 130.350943][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.351200][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.351763][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.352025][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f8c0 RCX: 1ff4000000018eed [ 130.352297][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f97c [ 130.352609][ T12] RBP: ff11000012b11000 R08: 1fe2200001f65f31 R09: ff11000001aed1d0 [ 130.352891][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.353169][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.353461][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.353803][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.354141][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.354432][ T12] PKRU: 55555554 [ 130.354715][ T12] Call Trace: [ 130.354902][ T12] [ 130.355060][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.355326][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.355607][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.355834][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.356055][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.356272][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.356506][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.356745][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.356991][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.357256][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.357551][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.357833][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.358099][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.358398][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.358680][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.358939][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.359112][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.359283][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.359473][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.359669][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.359842][ T12] kthread (kernel/kthread.c:436) [ 130.359984][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.360183][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.360375][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.360549][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.360771][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.360947][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.361122][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.363998][ T12] ------------[ cut here ]------------ | [ 130.364168][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.365005][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.365717][ T12] Tainted: [W]=WARN [ 130.365908][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.366157][ T12] Workqueue: netns cleanup_net [ 130.366395][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.366668][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.367224][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.367489][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f1c0 RCX: 1ff4000000018eed [ 130.367783][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f27c [ 130.368059][ T12] RBP: ff11000013761000 R08: 1fe2200001f65e51 R09: ff11000001aed1d0 [ 130.368335][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.368647][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.368928][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.369239][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.369578][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.369879][ T12] PKRU: 55555554 [ 130.370063][ T12] Call Trace: [ 130.370249][ T12] [ 130.370460][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.371154][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.371560][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.371843][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.372108][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.372328][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.372594][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.372774][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.372948][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.373118][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.373293][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.373477][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.373738][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.373917][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.374089][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.374261][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.374451][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.374784][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.374960][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.375208][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.375393][ T12] kthread (kernel/kthread.c:436) [ 130.375618][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.375821][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.376069][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.376241][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.376458][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.376646][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.376818][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.380319][ T12] ------------[ cut here ]------------ | [ 130.381087][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.381474][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.382115][ T12] Tainted: [W]=WARN [ 130.382303][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.382562][ T12] Workqueue: netns cleanup_net [ 130.382809][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.383090][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.383655][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.383911][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ea8f8c0 RCX: 1ff4000000018eed [ 130.384188][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea8f97c [ 130.384494][ T12] RBP: ff110000102d9000 R08: 1fe2200001d51f31 R09: ff11000001aed1d0 [ 130.384798][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.385076][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.385366][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.385683][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.385931][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.386222][ T12] PKRU: 55555554 [ 130.386419][ T12] Call Trace: [ 130.386621][ T12] [ 130.386782][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.387036][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.387282][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.387511][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.387746][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.387961][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.388177][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.388409][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.388644][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.388898][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.389165][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.389455][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.389711][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.389881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.390054][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.390225][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.390426][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.390603][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.390783][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.390958][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.391127][ T12] kthread (kernel/kthread.c:436) [ 130.391269][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.391484][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.391670][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.391842][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.392041][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.392212][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.392402][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.408714][ T12] ------------[ cut here ]------------ | [ 130.408905][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.409217][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.410160][ T12] Tainted: [W]=WARN [ 130.410305][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.410526][ T12] Workqueue: netns cleanup_net [ 130.410740][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.410956][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.411463][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 130.411691][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a0200 RCX: 1ff4000000018eaf [ 130.411926][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a02bc [ 130.412167][ T12] RBP: ff11000009749000 R08: 1fe2200001c34059 R09: ff11000001aed1d0 [ 130.412422][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 130.412675][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e954000 [ 130.412918][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.413191][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.413415][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.413673][ T12] PKRU: 55555554 [ 130.413820][ T12] Call Trace: [ 130.413965][ T12] [ 130.414081][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.414266][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.414429][ T12] netif_close_many (net/core/dev.c:1804) [ 130.414624][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.414802][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.414977][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.415154][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 130.415333][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 130.415557][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 130.415790][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.415968][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.416175][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.416371][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.416548][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 130.416771][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 130.416952][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 130.417145][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 130.417323][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 130.417518][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 130.417714][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 130.417895][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.418070][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.418248][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.418441][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.418631][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.418814][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.418990][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.419169][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.419367][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.419543][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.419738][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.419924][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.420100][ T12] kthread (kernel/kthread.c:436) [ 130.420246][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.420462][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.420658][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.420839][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.421046][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.421224][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.421417][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.423714][ T12] ------------[ cut here ]------------ | [ 130.423891][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.424186][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.425315][ T12] Tainted: [W]=WARN [ 130.425521][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.425824][ T12] Workqueue: netns cleanup_net [ 130.426074][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.426341][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.427024][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 130.427229][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636740 RCX: 1ff4000000018eaf [ 130.427479][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6367fc [ 130.427732][ T12] RBP: ff1100000e954000 R08: 1fe22000016c6d01 R09: ff11000001aed1d0 [ 130.427968][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 130.428209][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 130.428461][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.428746][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.428954][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.429193][ T12] PKRU: 55555554 [ 130.429335][ T12] Call Trace: [ 130.429492][ T12] [ 130.429616][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.429796][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 130.429975][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.430122][ T12] netif_close_many (net/core/dev.c:1804) [ 130.430299][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.430486][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.430677][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.430854][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 130.431031][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 130.431239][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 130.431461][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.431654][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.431861][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.432037][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.432214][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 130.432433][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 130.432627][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 130.432806][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 130.432983][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 130.433159][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 130.433338][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 130.433531][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.433722][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.433905][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.434082][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.434255][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.434447][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.434637][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.434816][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.434996][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.435173][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.435370][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.435549][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.435742][ T12] kthread (kernel/kthread.c:436) [ 130.435887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.436093][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.436271][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.436466][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.436697][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.436874][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.437051][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.439840][ T12] ------------[ cut here ]------------ | [ 130.440048][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 130.440331][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.441694][ T12] Tainted: [W]=WARN [ 130.441886][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.442161][ T12] Workqueue: netns cleanup_net [ 130.442416][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.442714][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.443263][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 130.443537][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce331c0 RCX: 1ff4000000018ed5 [ 130.443859][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3327c [ 130.444134][ T12] RBP: ff11000009749000 R08: 1fe22000019c6651 R09: ff11000001aed1d0 [ 130.444428][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.444725][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.445038][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.445398][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.445661][ T12] CR2: 00007fca23e32668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 130.445943][ T12] PKRU: 55555554 [ 130.446130][ T12] Call Trace: [ 130.446317][ T12] [ 130.446489][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.446760][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.447005][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.447223][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.447457][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 130.447725][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 130.447944][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 130.448162][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 130.448397][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 130.448635][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 130.448859][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.449076][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.449305][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.449540][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.449779][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.449999][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.450217][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.450452][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.450688][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.450910][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.451135][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.451373][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.451606][ T12] kthread (kernel/kthread.c:436) [ 130.451799][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.452047][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.452267][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.452699][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.452941][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.453112][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.453284][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.462125][ T12] ------------[ cut here ]------------ | [ 130.462272][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.462533][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.462973][ T12] Tainted: [W]=WARN [ 130.463063][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.463213][ T12] Workqueue: netns cleanup_net [ 130.463340][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.463501][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.463937][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 130.464087][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33540 RCX: 1ff4000000018ed5 [ 130.464269][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce335fc [ 130.464449][ T12] RBP: ff1100000e954000 R08: 1fe22000019c66c1 R09: ff11000001aed1d0 [ 130.464641][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.464818][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.464998][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.465206][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.465360][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 130.465539][ T12] PKRU: 55555554 [ 130.465636][ T12] Call Trace: [ 130.465725][ T12] [ 130.465789][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.465940][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.466092][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.466211][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.466329][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 130.466487][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 130.466616][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 130.466737][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 130.466857][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 130.466979][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 130.467100][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.467219][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.467341][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.467467][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.467594][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.467714][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.467832][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.467954][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.468078][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.468199][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.468323][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.468455][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.468574][ T12] kthread (kernel/kthread.c:436) [ 130.468675][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.468822][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.468940][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.469060][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.469209][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.469329][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.469455][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.477394][ T12] ------------[ cut here ]------------ | [ 130.477538][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.477783][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.478230][ T12] Tainted: [W]=WARN [ 130.478320][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.478475][ T12] Workqueue: netns cleanup_net [ 130.478608][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.478763][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.479213][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 130.479369][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229000 RCX: 1ff4000000018ed5 [ 130.479546][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092290bc [ 130.479732][ T12] RBP: ff11000009bbc000 R08: 1fe2200001245219 R09: ff11000001aed1d0 [ 130.479909][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.480086][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.480263][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.480474][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.480632][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 130.480810][ T12] PKRU: 55555554 [ 130.480898][ T12] Call Trace: [ 130.480987][ T12] [ 130.481049][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.481202][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.481356][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.481489][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.481617][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 130.481771][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 130.481893][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 130.482011][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 130.482132][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 130.482252][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 130.482382][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.482502][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.482636][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.482757][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.482877][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.482997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.483116][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.483237][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.483364][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.483484][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.483617][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.483740][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.483859][ T12] kthread (kernel/kthread.c:436) [ 130.483949][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.484098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.484220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.484340][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.484494][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.484623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.484742][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.493452][ T2813] ------------[ cut here ]------------ | [ 130.493620][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.493881][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.494326][ T2813] Tainted: [W]=WARN [ 130.494436][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.494616][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.494787][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.495260][ T2813] RSP: 0018:ffa0000000f8fa80 EFLAGS: 00010286 [ 130.495436][ T2813] RAX: 00000000ffffffa6 RBX: ff11000009228040 RCX: 1ff40000001f1f16 [ 130.495643][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092280fc [ 130.495841][ T2813] RBP: ff110000136bc000 R08: 1fe2200001245021 R09: ff11000012be5180 [ 130.496039][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.496237][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136bc000 [ 130.496444][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.496688][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.496856][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.497055][ T2813] PKRU: 55555554 [ 130.497155][ T2813] Call Trace: [ 130.497254][ T2813] [ 130.497331][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.497471][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.497616][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.497717][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.497852][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.498052][ T2813] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.498187][ T2813] register_netdev (net/core/dev.c:11552) [ 130.498318][ T2813] loopback_net_init (drivers/net/loopback.c:218) [ 130.498458][ T2813] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 130.498604][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.498707][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.498808][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.498940][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.499072][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.499207][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.499341][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.499484][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.499629][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.499763][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.499897][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.500030][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.500166][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.500301][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.500440][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.500574][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.500718][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.500853][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.500984][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.501149][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.501289][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.501775][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.501975][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.502173][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.502381][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.502587][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.502787][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.515131][ T2813] ------------[ cut here ]------------ | [ 130.515531][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.515800][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.516237][ T2813] Tainted: [W]=WARN [ 130.516339][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.516509][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.516689][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.517158][ T2813] RSP: 0018:ffa0000000f8f918 EFLAGS: 00010286 [ 130.517323][ T2813] RAX: 00000000ffffffa6 RBX: ff1100000b31c900 RCX: 1ff40000001f1ee9 [ 130.517521][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c9bc [ 130.517725][ T2813] RBP: ff110000096cc000 R08: 1fe2200001663939 R09: ff11000012be5180 [ 130.517921][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.518117][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096cc000 [ 130.518314][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.518549][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.518722][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.518917][ T2813] PKRU: 55555554 [ 130.519016][ T2813] Call Trace: [ 130.519113][ T2813] [ 130.519181][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.519317][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.519454][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.519555][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.519695][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.519860][ T2813] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.519992][ T2813] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.520122][ T2813] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.520258][ T2813] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.520395][ T2813] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.520528][ T2813] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.520671][ T2813] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.520805][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.520907][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.521006][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.521136][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.521266][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.521409][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.521545][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.521692][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.521824][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.521955][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.522092][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.522223][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.522362][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.522495][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.522632][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.522763][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.522894][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.523024][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.523154][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.523318][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.523461][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.523933][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.524132][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.524326][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.524525][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.524734][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.524941][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.528899][ T2813] ------------[ cut here ]------------ | [ 130.529048][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.529308][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.529766][ T2813] Tainted: [W]=WARN [ 130.529867][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.530033][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.530207][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.530727][ T2813] RSP: 0018:ffa0000000f8f8f8 EFLAGS: 00010286 [ 130.530902][ T2813] RAX: 00000000ffffffa6 RBX: ff1100000e9ec740 RCX: 1ff40000001f1ee5 [ 130.531107][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec7fc [ 130.531305][ T2813] RBP: ff1100000f969000 R08: 1fe2200001d3d901 R09: ff11000012be5180 [ 130.531511][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.531721][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f969000 [ 130.531921][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.532158][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.532325][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.532531][ T2813] PKRU: 55555554 [ 130.532643][ T2813] Call Trace: [ 130.532744][ T2813] [ 130.532814][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.532948][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.533084][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.533187][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.533323][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.533493][ T2813] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.533635][ T2813] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.533768][ T2813] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.533900][ T2813] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.534035][ T2813] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.534172][ T2813] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.534309][ T2813] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 130.534451][ T2813] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 130.534599][ T2813] vti_init_net (net/ipv4/ip_vti.c:517) [ 130.534732][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.534833][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.534934][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.535070][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.535206][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.535344][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.535484][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.535632][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.535775][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.535908][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.536042][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.536178][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.536313][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.536454][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.536606][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.536740][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.536875][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.537026][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.537161][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.537327][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.537475][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.537964][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.538166][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.538371][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.538574][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.538786][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.538989][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.543289][ T2813] ------------[ cut here ]------------ | [ 130.543435][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.543708][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.544149][ T2813] Tainted: [W]=WARN [ 130.544249][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.544423][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.544609][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.545084][ T2813] RSP: 0018:ffa0000000f8fa78 EFLAGS: 00010286 [ 130.545253][ T2813] RAX: 00000000ffffffa6 RBX: ff1100000ffe1a80 RCX: 1ff40000001f1f15 [ 130.545458][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1b3c [ 130.545665][ T2813] RBP: ff11000009c8c000 R08: 1fe2200001ffc369 R09: ff11000012be5180 [ 130.545867][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.546067][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c8c000 [ 130.546273][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.546520][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.546698][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.546902][ T2813] PKRU: 55555554 [ 130.547005][ T2813] Call Trace: [ 130.547106][ T2813] [ 130.547176][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.547312][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.547454][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.547558][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.547704][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.547871][ T2813] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.548012][ T2813] register_netdev (net/core/dev.c:11552) [ 130.548145][ T2813] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 130.548280][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.548394][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.548496][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.548639][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.548771][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.548906][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.549042][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.549179][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.549313][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.549454][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.549596][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.549729][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.549863][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.550000][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.550132][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.550267][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.550407][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.550539][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.550684][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.550849][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.550989][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.551469][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.551681][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.551880][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.552080][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.552278][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.552507][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.556786][ T2813] ------------[ cut here ]------------ | [ 130.556933][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.557202][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.557690][ T2813] Tainted: [W]=WARN [ 130.557793][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.557959][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.558131][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.558627][ T2813] RSP: 0018:ffa0000000f8fa68 EFLAGS: 00010286 [ 130.558794][ T2813] RAX: 00000000ffffffa6 RBX: ff11000006050580 RCX: 1ff40000001f1f13 [ 130.558991][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605063c [ 130.559192][ T2813] RBP: ff11000008ef1000 R08: 1fe2200000c0a0c9 R09: ff11000012be5180 [ 130.559405][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.559626][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ef1000 [ 130.559837][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.560080][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.560249][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.560465][ T2813] PKRU: 55555554 [ 130.560569][ T2813] Call Trace: [ 130.560682][ T2813] [ 130.560752][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.560885][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.561022][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.561124][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.561260][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.561437][ T2813] register_netdev (net/core/dev.c:11552) [ 130.561574][ T2813] sit_init_net (net/ipv6/sit.c:1860) [ 130.561725][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.561830][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.561933][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.562071][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.562205][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.562341][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.562484][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.562633][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.562767][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.562906][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.563044][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.563179][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.563315][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.563460][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.563609][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.563744][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.563878][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.564014][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.564147][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.564313][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.564469][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.564955][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.565154][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.565358][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.565562][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.565771][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.565973][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.570859][ T2813] ------------[ cut here ]------------ | [ 130.571003][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.571266][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.571720][ T2813] Tainted: [W]=WARN [ 130.571821][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.571991][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.572163][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.572653][ T2813] RSP: 0018:ffa0000000f8fa78 EFLAGS: 00010286 [ 130.572823][ T2813] RAX: 00000000ffffffa6 RBX: ff1100000278a040 RCX: 1ff40000001f1f15 [ 130.573022][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a0fc [ 130.573221][ T2813] RBP: ff110000051b1000 R08: 1fe22000004f1421 R09: ff11000012be5180 [ 130.573430][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.573650][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051b1000 [ 130.573859][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.574098][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.574266][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.574473][ T2813] PKRU: 55555554 [ 130.574573][ T2813] Call Trace: [ 130.574685][ T2813] [ 130.574754][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.574888][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.575022][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.575124][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.575259][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.575429][ T2813] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.575566][ T2813] register_netdev (net/core/dev.c:11552) [ 130.575708][ T2813] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 130.575842][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.575944][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.576046][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.576178][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.576318][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.576462][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.576601][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.576737][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.576872][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.577006][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.577140][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.577275][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.577417][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.577554][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.577694][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.577827][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.577958][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.578092][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.578225][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.578394][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.578534][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.579015][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.579215][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.579422][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.579629][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.579826][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.580023][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.583984][ T2813] ------------[ cut here ]------------ | [ 130.584145][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.584417][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.584883][ T2813] Tainted: [W]=WARN [ 130.584983][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.585148][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.585327][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.585816][ T2813] RSP: 0018:ffa0000000f8f918 EFLAGS: 00010286 [ 130.585981][ T2813] RAX: 00000000ffffffa6 RBX: ff110000057bb540 RCX: 1ff40000001f1ee9 [ 130.586178][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb5fc [ 130.586391][ T2813] RBP: ff11000013684000 R08: 1fe2200000af76c1 R09: ff11000012be5180 [ 130.586610][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.586813][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013684000 [ 130.587017][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.587253][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.587432][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.587655][ T2813] PKRU: 55555554 [ 130.587758][ T2813] Call Trace: [ 130.587861][ T2813] [ 130.587933][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.588070][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.588210][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.588317][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.588469][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.588651][ T2813] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.588788][ T2813] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.588925][ T2813] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.589060][ T2813] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.589198][ T2813] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.589342][ T2813] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.589486][ T2813] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.589635][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.589738][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.589841][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.589975][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.590109][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.590247][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.590394][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.590533][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.590681][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.590825][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.590962][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.591097][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.591233][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.591375][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.591510][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.591654][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.591788][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.591921][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.592055][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.592226][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.592377][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.592870][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.593073][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.593276][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.593483][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.593699][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.593898][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.598320][ T2813] ------------[ cut here ]------------ | [ 130.598467][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.598744][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.599188][ T2813] Tainted: [W]=WARN [ 130.599290][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.599461][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.599645][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.600119][ T2813] RSP: 0018:ffa0000000f8f918 EFLAGS: 00010286 [ 130.600287][ T2813] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff40000001f1ee9 [ 130.600496][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 130.600710][ T2813] RBP: ff11000013659000 R08: 1fe2200002514059 R09: ff11000012be5180 [ 130.600908][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.601106][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013659000 [ 130.601318][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.601566][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.601749][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.601950][ T2813] PKRU: 55555554 [ 130.602051][ T2813] Call Trace: [ 130.602153][ T2813] [ 130.602223][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.602368][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.602506][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.602620][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.602757][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.602925][ T2813] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.603072][ T2813] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.603206][ T2813] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.603340][ T2813] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.603483][ T2813] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.603630][ T2813] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.603767][ T2813] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.603902][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.604006][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.604108][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.604242][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.604383][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.604518][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.604666][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.604803][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.604938][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.605073][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.605206][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.605342][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.605483][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.605630][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.605765][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.605900][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.606035][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.606169][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.606302][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.606483][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.606632][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.607111][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.607316][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.607528][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.607742][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.607986][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.608188][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.613262][ T2813] ------------[ cut here ]------------ | [ 130.613419][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.613701][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.614147][ T2813] Tainted: [W]=WARN [ 130.614250][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.614431][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.614622][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.615097][ T2813] RSP: 0018:ffa0000000f8f918 EFLAGS: 00010286 [ 130.615267][ T2813] RAX: 00000000ffffffa6 RBX: ff1100000c67ee40 RCX: 1ff40000001f1ee9 [ 130.615480][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eefc [ 130.615691][ T2813] RBP: ff11000009004000 R08: 1fe22000018cfde1 R09: ff11000012be5180 [ 130.615890][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.616089][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009004000 [ 130.616301][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.616547][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.616727][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.616927][ T2813] PKRU: 55555554 [ 130.617028][ T2813] Call Trace: [ 130.617129][ T2813] [ 130.617198][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.617335][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.617475][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.617584][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.617725][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.617896][ T2813] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.618042][ T2813] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.618178][ T2813] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.618314][ T2813] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.618459][ T2813] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.618603][ T2813] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.618741][ T2813] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.618877][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.618981][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.619084][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.619216][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.619361][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.619498][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.619645][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.619783][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.619920][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.620055][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.620195][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.620330][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.620472][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.620619][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.620754][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.620890][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.621026][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.621160][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.621295][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.621472][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.621623][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.622101][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.622305][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.622518][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.622729][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.622927][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.623131][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.627731][ T2813] ------------[ cut here ]------------ | [ 130.627900][ T2813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2813 | [ 130.628170][ T2813] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.628638][ T2813] Tainted: [W]=WARN [ 130.628769][ T2813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.628941][ T2813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.629122][ T2813] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.629622][ T2813] RSP: 0018:ffa0000000f8fa70 EFLAGS: 00010286 [ 130.629794][ T2813] RAX: 00000000ffffffa6 RBX: ff1100000c216580 RCX: 1ff40000001f1f14 [ 130.629999][ T2813] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21663c [ 130.630202][ T2813] RBP: ff11000013621000 R08: 1fe2200001842cc9 R09: ff11000012be5180 [ 130.630415][ T2813] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.630627][ T2813] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013621000 [ 130.630836][ T2813] FS: 00007f2faf477840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.631078][ T2813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.631250][ T2813] CR2: 00007f2faf6817d0 CR3: 0000000012bc7005 CR4: 0000000000771ef0 [ 130.631460][ T2813] PKRU: 55555554 [ 130.631563][ T2813] Call Trace: [ 130.631694][ T2813] [ 130.631765][ T2813] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.631905][ T2813] ? notifier_call_chain (kernel/notifier.c:85) [ 130.632042][ T2813] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.632335][ T2813] register_netdevice (net/core/dev.c:11488) [ 130.632478][ T2813] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.632656][ T2813] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.632793][ T2813] register_netdev (net/core/dev.c:11552) [ 130.632933][ T2813] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 130.633071][ T2813] ops_init (net/core/net_namespace.c:137) [ 130.633176][ T2813] setup_net (net/core/net_namespace.c:446) [ 130.633278][ T2813] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.633425][ T2813] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.633560][ T2813] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.633707][ T2813] copy_net_ns (net/core/net_namespace.c:579) [ 130.633845][ T2813] create_new_namespaces (kernel/nsproxy.c:132) [ 130.633984][ T2813] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.634121][ T2813] ksys_unshare (kernel/fork.c:3243) [ 130.634258][ T2813] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.634398][ T2813] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.634533][ T2813] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.634686][ T2813] ? __ia32_sys_open (fs/open.c:1374) [ 130.634831][ T2813] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.634970][ T2813] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.635107][ T2813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.635242][ T2813] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.635384][ T2813] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.635520][ T2813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.635695][ T2813] RIP: 0033:0x7f2faf739bcb [ 130.635835][ T2813] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.636320][ T2813] RSP: 002b:00007ffc5a3044d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 130.636530][ T2813] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2faf739bcb [ 130.636741][ T2813] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.636951][ T2813] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.637154][ T2813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5a306700 [ 130.637362][ T2813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5a307877 | [ 130.653822][ T12] ------------[ cut here ]------------ | [ 130.653982][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 130.654266][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.654779][ T12] Tainted: [W]=WARN [ 130.654881][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.655052][ T12] Workqueue: netns cleanup_net [ 130.655191][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.655378][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.655872][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 130.656044][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecc040 RCX: 1ff4000000018ec7 [ 130.656239][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc0fc [ 130.656726][ T12] RBP: ff1100000a2dc000 R08: 1fe2200001dd9821 R09: ff11000001aed1d0 [ 130.656916][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 130.657114][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 130.657302][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 130.657531][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.657703][ T12] CR2: 00007f2faf544574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 130.657894][ T12] PKRU: 55555554 [ 130.657990][ T12] Call Trace: [ 130.658088][ T12] [ 130.658153][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.658280][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.658383][ T12] netif_close_many (net/core/dev.c:1804) [ 130.658511][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 130.658656][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 130.658816][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 130.658976][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.659109][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.659270][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.659408][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.659541][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.659684][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.659815][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.659948][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.660083][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.660215][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.660351][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.660483][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.660688][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.660810][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.660936][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.661060][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.661189][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.661319][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.661505][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.661657][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.661788][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.661914][ T12] kthread (kernel/kthread.c:436) [ 130.662009][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.662165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.662290][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.662509][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.662815][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.662963][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.663089][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.666392][ T12] ------------[ cut here ]------------ | [ 130.666527][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 130.666772][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.667385][ T12] Tainted: [W]=WARN [ 130.667477][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.667701][ T12] Workqueue: netns cleanup_net [ 130.667826][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.667981][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.668421][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.668575][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecda80 RCX: 1ff4000000018eed [ 130.668763][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdb3c [ 130.668951][ T12] RBP: ff11000012a99000 R08: 1fe2200001dd9b69 R09: ff11000001aed1d0 [ 130.669141][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.669319][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.669515][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.669735][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.669886][ T12] CR2: 00007f2faf6817d0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 130.670068][ T12] PKRU: 55555554 [ 130.670157][ T12] Call Trace: [ 130.670247][ T12] [ 130.670309][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.670473][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.670641][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.670762][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.670882][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.671003][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.671149][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.671271][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.671402][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.671525][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.671657][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.671780][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.671899][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.672022][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.672144][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.672267][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.672399][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.672520][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.672656][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.672785][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.672905][ T12] kthread (kernel/kthread.c:436) [ 130.672996][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.673145][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.673266][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.673393][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.673544][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.673676][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.673798][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.676166][ T12] ------------[ cut here ]------------ | [ 130.676289][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 130.676532][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.676980][ T12] Tainted: [W]=WARN [ 130.677072][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.677228][ T12] Workqueue: netns cleanup_net [ 130.677360][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.677516][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.677963][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.678114][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecd1c0 RCX: 1ff4000000018eed [ 130.678297][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd27c [ 130.678485][ T12] RBP: ff1100000feb1000 R08: 1fe2200001dd9a51 R09: ff11000001aed1d0 [ 130.678678][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.678861][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.679047][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.679261][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.679420][ T12] CR2: 00007f2faf6817d0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 130.679612][ T12] PKRU: 55555554 [ 130.679706][ T12] Call Trace: [ 130.679799][ T12] [ 130.679862][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.680019][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.680171][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.680292][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.680421][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.680541][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.680672][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.680796][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.680920][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.681041][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.681167][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.681287][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.681413][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.681540][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.681672][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.681797][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.681923][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.682045][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.682172][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.682296][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.682422][ T12] kthread (kernel/kthread.c:436) [ 130.682513][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.682681][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.682802][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.682944][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.683104][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.683226][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.683353][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.685747][ T12] ------------[ cut here ]------------ | [ 130.685868][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 130.686103][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.687220][ T12] Tainted: [W]=WARN [ 130.687312][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.687513][ T12] Workqueue: netns cleanup_net [ 130.687649][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.687806][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.688238][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.688445][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecd700 RCX: 1ff4000000018eed [ 130.688638][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd7bc [ 130.688824][ T12] RBP: ff110000129b4000 R08: 1fe2200001dd9af9 R09: ff11000001aed1d0 [ 130.689004][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 130.689180][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.689792][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 130.690003][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.690162][ T12] CR2: 00007f2faf6817d0 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 130.690396][ T12] PKRU: 55555554 [ 130.690486][ T12] Call Trace: [ 130.690574][ T12] [ 130.690646][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.690806][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.690963][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.691085][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.691208][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.691329][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.691500][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.691627][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.691748][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.691887][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.692013][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.692143][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.692268][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.692446][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.692568][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.692701][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.692840][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.692981][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.693110][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.693241][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.693413][ T12] kthread (kernel/kthread.c:436) [ 130.693507][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.693669][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.693790][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.693913][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.694065][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.694186][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.694310][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.697188][ T12] ------------[ cut here ]------------ | [ 130.697335][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.697592][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.698034][ T12] Tainted: [W]=WARN [ 130.698125][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.698275][ T12] Workqueue: netns cleanup_net [ 130.698408][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.698572][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.699021][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.699174][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3e00 RCX: 1ff4000000018eed [ 130.699361][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3ebc [ 130.699545][ T12] RBP: ff1100000612c000 R08: 1fe2200001afc7d9 R09: ff11000001aed1d0 [ 130.699735][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.699916][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.700102][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.700312][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.700481][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 130.700672][ T12] PKRU: 55555554 [ 130.700763][ T12] Call Trace: [ 130.700853][ T12] [ 130.700917][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.701075][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.701239][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.701371][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.701498][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.701625][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.701747][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.701870][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.702002][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.702123][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.702252][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.702379][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.702503][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.702638][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.702760][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.702888][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.703014][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.703133][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.703259][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.703394][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.703515][ T12] kthread (kernel/kthread.c:436) [ 130.703618][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.703773][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.703896][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.704018][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.704168][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.704290][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.704419][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.706724][ T12] ------------[ cut here ]------------ | [ 130.706848][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.707085][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.707521][ T12] Tainted: [W]=WARN [ 130.707622][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.707773][ T12] Workqueue: netns cleanup_net [ 130.707898][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.708057][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.708489][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.708653][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c4158c0 RCX: 1ff4000000018eed [ 130.708833][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41597c [ 130.709010][ T12] RBP: ff1100000a119000 R08: 1fe2200001882b31 R09: ff11000001aed1d0 [ 130.709194][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.709380][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.709560][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.709776][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.709927][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 130.710112][ T12] PKRU: 55555554 [ 130.710203][ T12] Call Trace: [ 130.710292][ T12] [ 130.710360][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.710513][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.710671][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.710793][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.710918][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.711043][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.711167][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.711289][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.711419][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.711538][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.711671][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.711792][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.711911][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.712036][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.712155][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.712278][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.712411][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.712532][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.712670][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.712796][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.712917][ T12] kthread (kernel/kthread.c:436) [ 130.713009][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.713164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.713289][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.713417][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.713568][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.713697][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.713817][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.716103][ T12] ------------[ cut here ]------------ | [ 130.716238][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.717338][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.717852][ T12] Tainted: [W]=WARN [ 130.717944][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.718095][ T12] Workqueue: netns cleanup_net [ 130.718224][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.718436][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.718945][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.719095][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415540 RCX: 1ff4000000018eed [ 130.719278][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4155fc [ 130.719509][ T12] RBP: ff110000128bc000 R08: 1fe2200001882ac1 R09: ff11000001aed1d0 [ 130.719698][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.719876][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.720060][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.720271][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.720474][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 130.720665][ T12] PKRU: 55555554 [ 130.720756][ T12] Call Trace: [ 130.720845][ T12] [ 130.720911][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.721064][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.721215][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.721336][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.721508][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.721637][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.721756][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.721881][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.722006][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.722126][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.722248][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.722420][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.722550][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.722678][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.722798][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.722923][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.723047][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.723167][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.723293][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.723467][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.723596][ T12] kthread (kernel/kthread.c:436) [ 130.723689][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.723839][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.723959][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.724080][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.724232][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.724403][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.724542][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.735855][ T12] ------------[ cut here ]------------ | [ 130.736058][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 130.736498][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.736976][ T12] Tainted: [W]=WARN [ 130.737067][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.737218][ T12] Workqueue: netns cleanup_net [ 130.737343][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.737510][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.737962][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.738113][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0e040 RCX: 1ff4000000018eed [ 130.738300][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0e0fc [ 130.738561][ T12] RBP: ff11000010101000 R08: 1fe2200001961c21 R09: ff11000001aed1d0 [ 130.738759][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 130.738938][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.739119][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 130.739329][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.739569][ T12] CR2: 00007f2faf544574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 130.739762][ T12] PKRU: 55555554 [ 130.739857][ T12] Call Trace: [ 130.739947][ T12] [ 130.740012][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.740199][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.740355][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.740476][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.740609][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.740728][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.740849][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.740972][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.741096][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.741217][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.741341][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.741469][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.741597][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.741718][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.741840][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.741963][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.742089][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.742210][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.742337][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.742470][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.742599][ T12] kthread (kernel/kthread.c:436) [ 130.742695][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.742845][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.742968][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.743090][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.743241][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.743369][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.743491][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.745911][ T12] ------------[ cut here ]------------ | [ 130.746053][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 130.746293][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.746884][ T12] Tainted: [W]=WARN [ 130.746974][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.747124][ T12] Workqueue: netns cleanup_net [ 130.747251][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.747470][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.747914][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.748122][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe580 RCX: 1ff4000000018eed [ 130.748300][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe63c [ 130.748496][ T12] RBP: ff11000008ac9000 R08: 1fe220000051fcc9 R09: ff11000001aed1d0 [ 130.748684][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 130.748865][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.749043][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 130.749250][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.749409][ T12] CR2: 00007f2faf544574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 130.749598][ T12] PKRU: 55555554 [ 130.749687][ T12] Call Trace: [ 130.749775][ T12] [ 130.749837][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.749991][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.750140][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.750265][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.750390][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.750513][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.750644][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.750765][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.750886][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.751005][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.751129][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.751254][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.751382][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.751507][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.751638][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.751760][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.751885][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.752005][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.752129][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.752255][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.752384][ T12] kthread (kernel/kthread.c:436) [ 130.752479][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.752639][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.752757][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.752877][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.753027][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.753151][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.753274][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.755711][ T12] ------------[ cut here ]------------ | [ 130.755933][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 130.756188][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.756699][ T12] Tainted: [W]=WARN [ 130.756789][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.756941][ T12] Workqueue: netns cleanup_net [ 130.757067][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.757223][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.757713][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.757865][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff4000000018eed [ 130.758040][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 130.758216][ T12] RBP: ff11000001dec000 R08: 1fe220000051fde1 R09: ff11000001aed1d0 [ 130.758446][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 130.758635][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.758816][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 130.759025][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.759180][ T12] CR2: 00007f2faf544574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 130.759416][ T12] PKRU: 55555554 [ 130.759506][ T12] Call Trace: [ 130.759610][ T12] [ 130.759674][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.759827][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.759977][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.760100][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.760220][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.760339][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.760510][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.760643][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.760769][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.760889][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.761016][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.761137][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.761259][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.761431][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.761553][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.761684][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.761812][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.761931][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.762058][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.762181][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.762301][ T12] kthread (kernel/kthread.c:436) [ 130.762443][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.762612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.762735][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.762855][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.763005][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.763126][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.763246][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.766407][ T12] ------------[ cut here ]------------ | [ 130.766544][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.766796][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.767222][ T12] Tainted: [W]=WARN [ 130.767312][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.767471][ T12] Workqueue: netns cleanup_net [ 130.767627][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.767794][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.768217][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 130.768378][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe900 RCX: 1ff4000000018eed [ 130.768558][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe9bc [ 130.768745][ T12] RBP: ff1100000a2dc000 R08: 1fe220000051fd39 R09: ff11000001aed1d0 [ 130.768929][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.769107][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.769286][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.769505][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.769674][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 130.769854][ T12] PKRU: 55555554 [ 130.769944][ T12] Call Trace: [ 130.770031][ T12] [ 130.770093][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.770253][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.770416][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 130.770552][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 130.770698][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 130.770831][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 130.770963][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 130.771098][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 130.771232][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.771375][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.771498][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.771626][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.771753][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.771874][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.771992][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.772114][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.772242][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.772368][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.772494][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.772632][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.772751][ T12] kthread (kernel/kthread.c:436) [ 130.772841][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.772989][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.773111][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.773231][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.773386][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.773506][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.773638][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.793527][ T2814] ------------[ cut here ]------------ | [ 130.793743][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.794095][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.794695][ T2814] Tainted: [W]=WARN [ 130.794851][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.795078][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.795306][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.795871][ T2814] RSP: 0018:ffa0000000f7fa80 EFLAGS: 00010286 [ 130.796093][ T2814] RAX: 00000000ffffffa6 RBX: ff11000008f64740 RCX: 1ff40000001eff16 [ 130.796361][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f647fc [ 130.796620][ T2814] RBP: ff11000009444000 R08: 1fe22000011ec901 R09: ff11000012a1ae80 [ 130.796882][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.797132][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009444000 [ 130.797400][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.797709][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.797929][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.798182][ T2814] PKRU: 55555554 [ 130.798334][ T2814] Call Trace: [ 130.798500][ T2814] [ 130.798639][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.798827][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.799013][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.799168][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.799383][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.799609][ T2814] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.799798][ T2814] register_netdev (net/core/dev.c:11552) [ 130.799987][ T2814] loopback_net_init (drivers/net/loopback.c:218) [ 130.800174][ T2814] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 130.800376][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.800530][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.800702][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.800886][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.801072][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.801263][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.801463][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.801668][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.801854][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.802040][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.802227][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.802427][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.802630][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.802818][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.803003][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.803189][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.803388][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.803573][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.803774][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.803991][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.804185][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.804731][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.804982][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.805250][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.805534][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.805805][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.806056][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.808484][ T12] ------------[ cut here ]------------ | [ 130.808623][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 130.808862][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.809293][ T12] Tainted: [W]=WARN [ 130.809391][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.809541][ T12] Workqueue: netns cleanup_net [ 130.809678][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.809840][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.810276][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 130.810437][ T12] RAX: 00000000ffffffa6 RBX: ff11000010782200 RCX: 1ff4000000018ed5 [ 130.810628][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107822bc [ 130.810809][ T12] RBP: ff110000128dc000 R08: 1fe22000020f0459 R09: ff11000001aed1d0 [ 130.811023][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.811201][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 130.811390][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.811611][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.811761][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 130.811942][ T12] PKRU: 55555554 [ 130.812032][ T12] Call Trace: [ 130.812123][ T12] [ 130.812186][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 130.812341][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 130.812499][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 130.812642][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 130.812764][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 130.812884][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 130.813005][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 130.813135][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 130.813259][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 130.813388][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.813513][ T12] cleanup_net (net/core/net_namespace.c:702) [ 130.813645][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 130.813764][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 130.813885][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 130.814004][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 130.814130][ T12] process_one_work (kernel/workqueue.c:3314) [ 130.814254][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 130.814379][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 130.814504][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 130.814638][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 130.814760][ T12] kthread (kernel/kthread.c:436) [ 130.814850][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 130.815002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.815123][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 130.815245][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 130.815402][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 130.815529][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 130.815663][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 130.821259][ T2814] ------------[ cut here ]------------ | [ 130.821468][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.821798][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.822362][ T2814] Tainted: [W]=WARN [ 130.822510][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.822743][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.822965][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.823498][ T2814] RSP: 0018:ffa0000000f7f918 EFLAGS: 00010286 [ 130.823737][ T2814] RAX: 00000000ffffffa6 RBX: ff1100000fce2c80 RCX: 1ff40000001efee9 [ 130.823982][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fce2d3c [ 130.824230][ T2814] RBP: ff1100001032c000 R08: 1fe2200001f9c5a9 R09: ff11000012a1ae80 [ 130.824492][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.824756][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001032c000 [ 130.825202][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.825498][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.825735][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.825983][ T2814] PKRU: 55555554 [ 130.826131][ T2814] Call Trace: [ 130.826280][ T2814] [ 130.826411][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.826604][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.826793][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.826949][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.827134][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.827362][ T2814] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.827556][ T2814] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.827757][ T2814] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.827941][ T2814] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.828123][ T2814] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.828312][ T2814] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.828508][ T2814] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.828710][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.828864][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.829015][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.829193][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.829389][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.829587][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.829782][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.829966][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.830150][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.830333][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.830530][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.830730][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.830918][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.831101][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.831284][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.831482][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.831685][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.831873][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.832059][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.832272][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.832481][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.833192][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.833455][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.833733][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.833979][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.834224][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.834486][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.846691][ T2814] ------------[ cut here ]------------ | [ 130.846899][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.847214][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.847800][ T2814] Tainted: [W]=WARN [ 130.847951][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.848166][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.848405][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.848962][ T2814] RSP: 0018:ffa0000000f7f8f8 EFLAGS: 00010286 [ 130.849186][ T2814] RAX: 00000000ffffffa6 RBX: ff11000010783c40 RCX: 1ff40000001efee5 [ 130.849510][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010783cfc [ 130.849776][ T2814] RBP: ff11000008e94000 R08: 1fe22000020f07a1 R09: ff11000012a1ae80 [ 130.850048][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.850303][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e94000 [ 130.850587][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.850881][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.851099][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.851369][ T2814] PKRU: 55555554 [ 130.851537][ T2814] Call Trace: [ 130.851722][ T2814] [ 130.851853][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.852039][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.852226][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.852397][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.852600][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.852826][ T2814] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.853021][ T2814] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.853209][ T2814] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.853413][ T2814] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.853620][ T2814] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.853810][ T2814] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.853997][ T2814] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 130.854183][ T2814] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 130.854388][ T2814] vti_init_net (net/ipv4/ip_vti.c:517) [ 130.854575][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.854751][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.854906][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.855092][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.855280][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.855485][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.855694][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.855884][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.856072][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.856258][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.856466][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.856676][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.856865][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.857055][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.857240][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.857441][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.857656][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.857844][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.858031][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.858249][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.858469][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.859082][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.859392][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.859689][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.859954][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.860228][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.860501][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.872160][ T2814] ------------[ cut here ]------------ | [ 130.872554][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.872880][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.873437][ T2814] Tainted: [W]=WARN [ 130.873599][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.873846][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.874073][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.874623][ T2814] RSP: 0018:ffa0000000f7fa78 EFLAGS: 00010286 [ 130.874843][ T2814] RAX: 00000000ffffffa6 RBX: ff11000010782e40 RCX: 1ff40000001eff15 [ 130.875095][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010782efc [ 130.875361][ T2814] RBP: ff1100000eae4000 R08: 1fe22000020f05e1 R09: ff11000012a1ae80 [ 130.875619][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.875871][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae4000 [ 130.876123][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.876423][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.876661][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.876916][ T2814] PKRU: 55555554 [ 130.877067][ T2814] Call Trace: [ 130.877223][ T2814] [ 130.877343][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.877544][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.877745][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.877900][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.878088][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.878308][ T2814] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.878514][ T2814] register_netdev (net/core/dev.c:11552) [ 130.878717][ T2814] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 130.878905][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.879059][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.879212][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.879409][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.879607][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.879801][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.879989][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.880178][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.880378][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.880565][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.880768][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.880955][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.881142][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.881329][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.881529][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.881733][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.881917][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.882102][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.882289][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.882525][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.882737][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.883274][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.883545][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.883814][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.884066][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.884322][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.884598][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.889438][ T2814] ------------[ cut here ]------------ | [ 130.889635][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.889955][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.890519][ T2814] Tainted: [W]=WARN [ 130.890689][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.890907][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.891133][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.891688][ T2814] RSP: 0018:ffa0000000f7fa68 EFLAGS: 00010286 [ 130.891911][ T2814] RAX: 00000000ffffffa6 RBX: ff1100000fa28200 RCX: 1ff40000001eff13 [ 130.892182][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa282bc [ 130.892455][ T2814] RBP: ff110000128b9000 R08: 1fe2200001f45059 R09: ff11000012a1ae80 [ 130.892727][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.892980][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128b9000 [ 130.893244][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.893575][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.893814][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.894069][ T2814] PKRU: 55555554 [ 130.894219][ T2814] Call Trace: [ 130.894384][ T2814] [ 130.894506][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.894707][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.894894][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.895051][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.895238][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.895480][ T2814] register_netdev (net/core/dev.c:11552) [ 130.895699][ T2814] sit_init_net (net/ipv6/sit.c:1860) [ 130.895889][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.896042][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.896196][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.896396][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.896596][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.896795][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.896983][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.897171][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.897372][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.897560][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.897763][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.897948][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.898138][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.898325][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.898525][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.898734][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.898922][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.899107][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.899294][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.899529][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.899744][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.900268][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.900534][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.900809][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.901059][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.901305][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.901571][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.907013][ T2814] ------------[ cut here ]------------ | [ 130.907200][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.907551][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.908119][ T2814] Tainted: [W]=WARN [ 130.908269][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.908502][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.908757][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.909284][ T2814] RSP: 0018:ffa0000000f7fa78 EFLAGS: 00010286 [ 130.909522][ T2814] RAX: 00000000ffffffa6 RBX: ff1100000bf9a580 RCX: 1ff40000001eff15 [ 130.909794][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a63c [ 130.910052][ T2814] RBP: ff11000009a91000 R08: 1fe22000017f34c9 R09: ff11000012a1ae80 [ 130.910302][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.910569][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a91000 [ 130.910840][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.911130][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.911366][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.911631][ T2814] PKRU: 55555554 [ 130.911783][ T2814] Call Trace: [ 130.911934][ T2814] [ 130.912054][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.912240][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.912459][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.912628][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.912817][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.913035][ T2814] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 130.913225][ T2814] register_netdev (net/core/dev.c:11552) [ 130.913428][ T2814] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 130.913633][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.913789][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.913947][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.914130][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.914320][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.914524][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.914745][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.914937][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.915132][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.915367][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.915556][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.915760][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.915952][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.916144][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.916329][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.916531][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.916741][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.916929][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.917116][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.917335][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.917544][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.918094][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.918364][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.918634][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.918887][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.919145][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.919413][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.923983][ T2814] ------------[ cut here ]------------ | [ 130.924204][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.924538][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.925102][ T2814] Tainted: [W]=WARN [ 130.925257][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.925493][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.925740][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.926260][ T2814] RSP: 0018:ffa0000000f7f918 EFLAGS: 00010286 [ 130.926502][ T2814] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff40000001efee9 [ 130.926771][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 130.927020][ T2814] RBP: ff11000012a94000 R08: 1fe2200001ddb251 R09: ff11000012a1ae80 [ 130.927270][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.927538][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a94000 [ 130.927810][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.928101][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.928319][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.928600][ T2814] PKRU: 55555554 [ 130.928759][ T2814] Call Trace: [ 130.928912][ T2814] [ 130.929034][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.929221][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.929424][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.929593][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.929788][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.930010][ T2814] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.930200][ T2814] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.930403][ T2814] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.930600][ T2814] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.930793][ T2814] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.930986][ T2814] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.931173][ T2814] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.931377][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.931535][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.931710][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.931893][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.932080][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.932267][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.932473][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.932680][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.932872][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.933059][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.933246][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.933446][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.933652][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.933842][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.934026][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.934215][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.934416][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.934613][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.934801][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.935019][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.935210][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.935769][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.936021][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.936269][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.936531][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.936801][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.937053][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.942065][ T2814] ------------[ cut here ]------------ | [ 130.942259][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2814 | [ 130.943153][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.943886][ T2814] Tainted: [W]=WARN [ 130.944104][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.944398][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.944699][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.945290][ T2814] RSP: 0018:ffa0000000f7f918 EFLAGS: 00010286 [ 130.945592][ T2814] RAX: 00000000ffffffa6 RBX: ff1100000bf9ba80 RCX: 1ff40000001efee9 [ 130.945907][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9bb3c [ 130.946218][ T2814] RBP: ff110000136c9000 R08: 1fe22000017f3769 R09: ff11000012a1ae80 [ 130.946542][ T2814] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 130.946882][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136c9000 [ 130.947195][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 130.947559][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.947855][ T2814] CR2: 00007fcb331817d0 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.948172][ T2814] PKRU: 55555554 [ 130.948397][ T2814] Call Trace: [ 130.948630][ T2814] [ 130.948811][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.949056][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.949298][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.949524][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.949789][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.950053][ T2814] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.950288][ T2814] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.950492][ T2814] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.950696][ T2814] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.950888][ T2814] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.951074][ T2814] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.951264][ T2814] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.951474][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.951647][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.951801][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.951984][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.952169][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.952370][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.952562][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.952773][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.952959][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.953146][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.953333][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.953534][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.953741][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.953930][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.954115][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.954304][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.954505][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.954706][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.954894][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.955113][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.955305][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.955876][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.956127][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.956392][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.956665][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.956914][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.957164][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.972515][ T2814] ------------[ cut here ]------------ | [ 130.972704][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2814 | [ 130.972975][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.973434][ T2814] Tainted: [W]=WARN [ 130.973538][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.973714][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.973885][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.974364][ T2814] RSP: 0018:ffa0000000f7f918 EFLAGS: 00010286 [ 130.974542][ T2814] RAX: 00000000ffffffa6 RBX: ff11000008f65000 RCX: 1ff40000001efee9 [ 130.974753][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f650bc [ 130.974968][ T2814] RBP: ff110000058b4000 R08: 1fe22000011eca19 R09: ff11000012a1ae80 [ 130.975174][ T2814] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.975388][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058b4000 [ 130.975600][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.975848][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.976015][ T2814] CR2: 000055f6a15ced5c CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.976215][ T2814] PKRU: 55555554 [ 130.976313][ T2814] Call Trace: [ 130.976421][ T2814] [ 130.976491][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.976631][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.976768][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.976869][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.977007][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.977173][ T2814] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.977311][ T2814] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 130.977456][ T2814] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 130.977605][ T2814] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 130.977744][ T2814] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 130.977881][ T2814] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 130.978019][ T2814] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 130.978156][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.978281][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.978389][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.978538][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.978682][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.978817][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.978953][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.979090][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.979223][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.979362][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.979512][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.979659][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.979797][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.979932][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.980064][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.980196][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.980330][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.980468][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.980612][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.980779][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.980921][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.981415][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.981630][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.981832][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.982040][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.982239][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.982445][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 130.987500][ T2814] ------------[ cut here ]------------ | [ 130.987657][ T2814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2814 | [ 130.987931][ T2814] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 130.988393][ T2814] Tainted: [W]=WARN [ 130.988496][ T2814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.988681][ T2814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 130.988858][ T2814] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 130.989354][ T2814] RSP: 0018:ffa0000000f7fa70 EFLAGS: 00010286 [ 130.989530][ T2814] RAX: 00000000ffffffa6 RBX: ff110000129911c0 RCX: 1ff40000001eff14 [ 130.989748][ T2814] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299127c [ 130.989955][ T2814] RBP: ff11000010064000 R08: 1fe2200002532251 R09: ff11000012a1ae80 [ 130.990159][ T2814] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 130.990370][ T2814] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010064000 [ 130.990595][ T2814] FS: 00007fcb32f77840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 130.990836][ T2814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.991011][ T2814] CR2: 000055f6a15ced5c CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 130.991219][ T2814] PKRU: 55555554 [ 130.991321][ T2814] Call Trace: [ 130.991429][ T2814] [ 130.991500][ T2814] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 130.991654][ T2814] ? notifier_call_chain (kernel/notifier.c:85) [ 130.991792][ T2814] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 130.991895][ T2814] register_netdevice (net/core/dev.c:11488) [ 130.992036][ T2814] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 130.992209][ T2814] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 130.992356][ T2814] register_netdev (net/core/dev.c:11552) [ 130.992493][ T2814] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 130.992646][ T2814] ops_init (net/core/net_namespace.c:137) [ 130.992757][ T2814] setup_net (net/core/net_namespace.c:446) [ 130.992864][ T2814] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 130.993000][ T2814] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 130.993136][ T2814] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 130.993275][ T2814] copy_net_ns (net/core/net_namespace.c:579) [ 130.993426][ T2814] create_new_namespaces (kernel/nsproxy.c:132) [ 130.993567][ T2814] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 130.993718][ T2814] ksys_unshare (kernel/fork.c:3243) [ 130.993857][ T2814] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 130.993994][ T2814] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 130.994132][ T2814] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 130.994273][ T2814] ? __ia32_sys_open (fs/open.c:1374) [ 130.994424][ T2814] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 130.994562][ T2814] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 130.994710][ T2814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.994847][ T2814] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 130.994983][ T2814] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 130.995121][ T2814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.995291][ T2814] RIP: 0033:0x7fcb33239bcb [ 130.995442][ T2814] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.995938][ T2814] RSP: 002b:00007ffd57431ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 130.996148][ T2814] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb33239bcb [ 130.996358][ T2814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 130.996564][ T2814] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 130.996780][ T2814] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd57433cf0 [ 130.996984][ T2814] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd57435877 | [ 131.027493][ T2815] ------------[ cut here ]------------ | [ 131.027671][ T2815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2815 | [ 131.027952][ T2815] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.028675][ T2815] Tainted: [W]=WARN [ 131.028785][ T2815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.028961][ T2815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.029142][ T2815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.029662][ T2815] RSP: 0018:ffa0000000f7ee30 EFLAGS: 00010286 [ 131.029839][ T2815] RAX: 00000000ffffffa6 RBX: ff1100000cf50e40 RCX: 1ff40000001efd8c [ 131.030047][ T2815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50efc [ 131.030255][ T2815] RBP: ff11000012af1000 R08: 1fe22000019ea1e1 R09: ff1100000eaad180 [ 131.030469][ T2815] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 131.030687][ T2815] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000befaa88 [ 131.030899][ T2815] FS: 00007ff1d8594840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 131.031149][ T2815] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.031325][ T2815] CR2: 000000000042ebe0 CR3: 000000000ea7e001 CR4: 0000000000771ef0 [ 131.031548][ T2815] PKRU: 55555554 [ 131.031664][ T2815] Call Trace: [ 131.031775][ T2815] [ 131.031853][ T2815] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.032000][ T2815] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.032148][ T2815] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.032253][ T2815] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 131.032402][ T2815] __dev_notify_flags (net/core/dev.c:9787) [ 131.032547][ T2815] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 131.032700][ T2815] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 131.032840][ T2815] ? netif_change_name (net/core/dev.c:1495) [ 131.032981][ T2815] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.033119][ T2815] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.033257][ T2815] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.033407][ T2815] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.033546][ T2815] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.033696][ T2815] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 131.033835][ T2815] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 131.033973][ T2815] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 131.034110][ T2815] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 131.034250][ T2815] veth_newlink (drivers/net/veth.c:1871) [ 131.034399][ T2815] ? veth_poll_controller (drivers/net/veth.c:1470) [ 131.034537][ T2815] ? kasan_save_stack (mm/kasan/common.c:57) [ 131.034691][ T2815] ? kasan_save_track (mm/kasan/common.c:78) [ 131.034827][ T2815] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 131.034982][ T2815] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 131.035123][ T2815] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 131.035262][ T2815] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 131.035473][ T2815] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 131.035626][ T2815] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 131.035765][ T2815] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 131.035906][ T2815] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.036045][ T2815] ? __dev_get_by_name (net/core/dev.c:883) [ 131.036243][ T2815] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.036452][ T2815] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.036605][ T2815] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.036749][ T2815] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.036886][ T2815] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.037027][ T2815] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.037164][ T2815] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.037304][ T2815] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.037511][ T2815] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.037662][ T2815] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.037802][ T2815] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.037942][ T2815] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.038084][ T2815] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.038221][ T2815] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.038425][ T2815] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.038564][ T2815] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.038718][ T2815] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.038857][ T2815] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.039000][ T2815] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.039143][ T2815] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.039281][ T2815] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.039470][ T2815] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.039622][ T2815] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.039760][ T2815] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.039901][ T2815] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.040043][ T2815] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.040185][ T2815] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.040328][ T2815] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.040477][ T2815] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.040629][ T2815] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.040803][ T2815] ? move_addr_to_kernel (net/socket.c:258) [ 131.040947][ T2815] ___sys_sendmsg (net/socket.c:2752) [ 131.041085][ T2815] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.041230][ T2815] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 131.041417][ T2815] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 131.041558][ T2815] __sys_sendmsg (net/socket.c:2784) [ 131.041708][ T2815] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.041850][ T2815] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 131.041991][ T2815] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.042132][ T2815] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.042272][ T2815] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.042418][ T2815] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.042556][ T2815] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.042737][ T2815] RIP: 0033:0x7ff1d87ce08e [ 131.042885][ T2815] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.043385][ T2815] RSP: 002b:00007ffee20eea50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.043600][ T2815] RAX: ffffffffffffffda RBX: 00007ffee20ef200 RCX: 00007ff1d87ce08e [ 131.043804][ T2815] RDX: 0000000000000000 RSI: 00007ffee20eeb00 RDI: 0000000000000005 [ 131.044010][ T2815] RBP: 00007ffee20eea60 R08: 0000000000000000 R09: 0000000000000000 [ 131.044216][ T2815] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.044434][ T2815] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee20ef1c0 | [ 131.059544][ T2815] ------------[ cut here ]------------ | [ 131.059724][ T2815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2815 | [ 131.059998][ T2815] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.060498][ T2815] Tainted: [W]=WARN [ 131.060618][ T2815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.060795][ T2815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.060976][ T2815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.061551][ T2815] RSP: 0018:ffa0000000f7f1b0 EFLAGS: 00010286 [ 131.061737][ T2815] RAX: 00000000ffffffa6 RBX: ff1100000c0038c0 RCX: 1ff40000001efdfc [ 131.061946][ T2815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c00397c [ 131.062154][ T2815] RBP: ff11000010279000 R08: 1fe2200001800731 R09: ff1100000eaad180 [ 131.062371][ T2815] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 131.062583][ T2815] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 131.062796][ T2815] FS: 00007ff1d8594840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 131.063039][ T2815] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.063214][ T2815] CR2: 000000000042ebe0 CR3: 000000000ea7e001 CR4: 0000000000771ef0 [ 131.063434][ T2815] PKRU: 55555554 [ 131.063538][ T2815] Call Trace: [ 131.063653][ T2815] [ 131.063728][ T2815] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.063866][ T2815] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.063971][ T2815] __dev_notify_flags (net/core/dev.c:9787) [ 131.064115][ T2815] ? netif_change_name (net/core/dev.c:1495) [ 131.064256][ T2815] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 131.064398][ T2815] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 131.064538][ T2815] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 131.064687][ T2815] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 131.064826][ T2815] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.064966][ T2815] ? __dev_get_by_name (net/core/dev.c:883) [ 131.065107][ T2815] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.065252][ T2815] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.065402][ T2815] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.065545][ T2815] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.065700][ T2815] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.065838][ T2815] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.065978][ T2815] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.066116][ T2815] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.066256][ T2815] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.066399][ T2815] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.066539][ T2815] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.066689][ T2815] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.066827][ T2815] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.066963][ T2815] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.067102][ T2815] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.067239][ T2815] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.067384][ T2815] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.067526][ T2815] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.067678][ T2815] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.067821][ T2815] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.067959][ T2815] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.068098][ T2815] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.068239][ T2815] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.068386][ T2815] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.068525][ T2815] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.068673][ T2815] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.068814][ T2815] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.068955][ T2815] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.069096][ T2815] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.069238][ T2815] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.069422][ T2815] ? move_addr_to_kernel (net/socket.c:258) [ 131.069566][ T2815] ___sys_sendmsg (net/socket.c:2752) [ 131.069716][ T2815] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.069861][ T2815] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 131.070037][ T2815] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 131.070181][ T2815] __sys_sendmsg (net/socket.c:2784) [ 131.070320][ T2815] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.070467][ T2815] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 131.070620][ T2815] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.070764][ T2815] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.070905][ T2815] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.071042][ T2815] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.071180][ T2815] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.071361][ T2815] RIP: 0033:0x7ff1d87ce08e [ 131.071510][ T2815] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.072017][ T2815] RSP: 002b:00007ffee20eea50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.072225][ T2815] RAX: ffffffffffffffda RBX: 00007ffee20ef200 RCX: 00007ff1d87ce08e [ 131.072437][ T2815] RDX: 0000000000000000 RSI: 00007ffee20eeb00 RDI: 0000000000000005 [ 131.072655][ T2815] RBP: 00007ffee20eea60 R08: 0000000000000000 R09: 0000000000000000 [ 131.072861][ T2815] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.073065][ T2815] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee20ef1c0 | [ 131.109315][ T2816] ------------[ cut here ]------------ | [ 131.109823][ T2816] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2816 | [ 131.110103][ T2816] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.110598][ T2816] Tainted: [W]=WARN [ 131.110700][ T2816] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.110868][ T2816] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.111045][ T2816] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.111541][ T2816] RSP: 0018:ffa0000000f9f020 EFLAGS: 00010286 [ 131.111727][ T2816] RAX: 00000000ffffffa6 RBX: ff1100000eed8580 RCX: 1ff40000001f3dca [ 131.111966][ T2816] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed863c [ 131.112170][ T2816] RBP: ff11000010279000 R08: 1fe2200001ddb0c9 R09: ff1100000e80d158 [ 131.112388][ T2816] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 131.112601][ T2816] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.112807][ T2816] FS: 00007fa1f4663840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 131.113044][ T2816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.113210][ T2816] CR2: 00000000047bd988 CR3: 000000000ea7e004 CR4: 0000000000771ef0 [ 131.113423][ T2816] PKRU: 55555554 [ 131.113524][ T2816] Call Trace: [ 131.113633][ T2816] [ 131.113705][ T2816] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.113842][ T2816] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.113945][ T2816] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 131.114080][ T2816] __dev_notify_flags (net/core/dev.c:9787) [ 131.114217][ T2816] ? netif_change_name (net/core/dev.c:1495) [ 131.114362][ T2816] ? __dev_change_flags (net/core/dev.c:9752) [ 131.114504][ T2816] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 131.114651][ T2816] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.114786][ T2816] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 131.114924][ T2816] netif_change_flags (net/core/dev.c:9820) [ 131.115060][ T2816] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 131.115197][ T2816] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 131.115337][ T2816] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 131.115488][ T2816] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 131.115671][ T2816] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 131.115807][ T2816] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.115943][ T2816] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 131.116074][ T2816] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.116207][ T2816] ? __kernel_text_address (kernel/extable.c:79) [ 131.116342][ T2816] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.116482][ T2816] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.116624][ T2816] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.116759][ T2816] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.116892][ T2816] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 131.117028][ T2816] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.117162][ T2816] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.117297][ T2816] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 131.117448][ T2816] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 131.117595][ T2816] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 131.117744][ T2816] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.117883][ T2816] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 131.118020][ T2816] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 131.118162][ T2816] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.118305][ T2816] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.118450][ T2816] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.118595][ T2816] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.118728][ T2816] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.118862][ T2816] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.119001][ T2816] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.119136][ T2816] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.119283][ T2816] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.119427][ T2816] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.119563][ T2816] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.119710][ T2816] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.119845][ T2816] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.119981][ T2816] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.120115][ T2816] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.120251][ T2816] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.120392][ T2816] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.120533][ T2816] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.120680][ T2816] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.120814][ T2816] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.120957][ T2816] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.121090][ T2816] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.121226][ T2816] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.121366][ T2816] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.121503][ T2816] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.121649][ T2816] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.121787][ T2816] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.121923][ T2816] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.122075][ T2816] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.122207][ T2816] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.122371][ T2816] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.122539][ T2816] ? move_addr_to_kernel (net/socket.c:258) [ 131.122688][ T2816] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.122826][ T2816] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.122964][ T2816] ___sys_sendmsg (net/socket.c:2752) [ 131.123098][ T2816] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.123267][ T2816] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.123426][ T2816] __sys_sendmsg (net/socket.c:2784) [ 131.123563][ T2816] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.123709][ T2816] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 131.123879][ T2816] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 131.124016][ T2816] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.124151][ T2816] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.124287][ T2816] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.124428][ T2816] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.124566][ T2816] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.124751][ T2816] RIP: 0033:0x7fa1f489d08e [ 131.124892][ T2816] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.125381][ T2816] RSP: 002b:00007ffd6003f3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.125597][ T2816] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa1f489d08e [ 131.125798][ T2816] RDX: 0000000000000000 RSI: 00007ffd6003f4a0 RDI: 0000000000000005 [ 131.125998][ T2816] RBP: 00007ffd6003f400 R08: 0000000000000000 R09: 0000000000000000 [ 131.126201][ T2816] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.126406][ T2816] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6003fb70 | [ 131.157617][ T2817] ------------[ cut here ]------------ | [ 131.157805][ T2817] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2817 | [ 131.158079][ T2817] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.159006][ T2817] Tainted: [W]=WARN [ 131.159109][ T2817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.159282][ T2817] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.159467][ T2817] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.159965][ T2817] RSP: 0018:ffa0000000faf020 EFLAGS: 00010286 [ 131.160134][ T2817] RAX: 00000000ffffffa6 RBX: ff1100000edc9a80 RCX: 1ff40000001f5dca [ 131.160336][ T2817] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc9b3c [ 131.160543][ T2817] RBP: ff11000012af1000 R08: 1fe2200001db9369 R09: ff1100000e80ae58 [ 131.160754][ T2817] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 131.160952][ T2817] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.161155][ T2817] FS: 00007fe247e93840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 131.161396][ T2817] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.161566][ T2817] CR2: 000000001e657988 CR3: 000000000ea7e006 CR4: 0000000000771ef0 [ 131.161779][ T2817] PKRU: 55555554 [ 131.161883][ T2817] Call Trace: [ 131.161986][ T2817] [ 131.162056][ T2817] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.162193][ T2817] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.162296][ T2817] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 131.162455][ T2817] __dev_notify_flags (net/core/dev.c:9787) [ 131.162600][ T2817] ? netif_change_name (net/core/dev.c:1495) [ 131.162736][ T2817] ? __dev_change_flags (net/core/dev.c:9752) [ 131.162872][ T2817] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 131.163007][ T2817] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.163142][ T2817] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 131.163278][ T2817] netif_change_flags (net/core/dev.c:9820) [ 131.163422][ T2817] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 131.163558][ T2817] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 131.163707][ T2817] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 131.163843][ T2817] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 131.164013][ T2817] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 131.164156][ T2817] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.164289][ T2817] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 131.164428][ T2817] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.164566][ T2817] ? __kernel_text_address (kernel/extable.c:79) [ 131.164714][ T2817] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.164851][ T2817] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.164984][ T2817] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.165118][ T2817] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.165251][ T2817] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 131.165391][ T2817] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.165524][ T2817] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.165667][ T2817] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 131.165803][ T2817] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 131.165939][ T2817] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 131.166073][ T2817] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.166209][ T2817] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 131.166345][ T2817] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 131.166489][ T2817] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.166635][ T2817] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.166797][ T2817] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.166936][ T2817] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.167070][ T2817] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.167208][ T2817] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.167352][ T2817] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.167488][ T2817] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.167633][ T2817] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.167769][ T2817] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.167903][ T2817] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.168044][ T2817] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.168177][ T2817] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.168311][ T2817] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.168456][ T2817] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.168603][ T2817] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.168738][ T2817] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.168874][ T2817] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.169010][ T2817] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.169149][ T2817] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.169288][ T2817] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.169428][ T2817] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.169565][ T2817] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.169716][ T2817] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.169851][ T2817] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.169991][ T2817] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.170130][ T2817] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.170264][ T2817] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.170419][ T2817] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.170558][ T2817] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.170702][ T2817] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.170869][ T2817] ? move_addr_to_kernel (net/socket.c:258) [ 131.171005][ T2817] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.171144][ T2817] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.171284][ T2817] ___sys_sendmsg (net/socket.c:2752) [ 131.171427][ T2817] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.171614][ T2817] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.171763][ T2817] __sys_sendmsg (net/socket.c:2784) [ 131.171898][ T2817] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.172034][ T2817] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 131.172209][ T2817] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 131.172344][ T2817] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.172486][ T2817] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.172635][ T2817] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.172768][ T2817] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.172902][ T2817] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.173070][ T2817] RIP: 0033:0x7fe2480cd08e [ 131.173213][ T2817] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.173713][ T2817] RSP: 002b:00007ffff2654ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.173914][ T2817] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe2480cd08e [ 131.174115][ T2817] RDX: 0000000000000000 RSI: 00007ffff2654b60 RDI: 0000000000000005 [ 131.174317][ T2817] RBP: 00007ffff2654ac0 R08: 0000000000000000 R09: 0000000000000000 [ 131.174527][ T2817] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.174748][ T2817] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff2655230 | [ 131.185096][ T36] ------------[ cut here ]------------ | [ 131.185252][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36 | [ 131.185518][ T36] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.186029][ T36] Tainted: [W]=WARN [ 131.186127][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.186286][ T36] Workqueue: events_unbound linkwatch_event [ 131.186457][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.186634][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.187088][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 131.187246][ T36] RAX: 00000000ffffffa6 RBX: ff11000010697380 RCX: 1ff4000000051f02 [ 131.187453][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001069743c [ 131.187651][ T36] RBP: ff11000012af1000 R08: 1fe22000020d2e89 R09: ff11000001d751a8 [ 131.187837][ T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 131.188034][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 131.188225][ T36] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 131.188453][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.188623][ T36] CR2: 000000001e657988 CR3: 000000000ea7e006 CR4: 0000000000771ef0 [ 131.188810][ T36] PKRU: 55555554 [ 131.188903][ T36] Call Trace: [ 131.188999][ T36] [ 131.189066][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.189193][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 131.189325][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.189427][ T36] netif_state_change (net/core/dev.c:1605) [ 131.189559][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.189727][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 131.189851][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 131.189977][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.190109][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 131.190236][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 131.190416][ T36] process_one_work (kernel/workqueue.c:3314) [ 131.190547][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 131.190687][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.190819][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 131.190950][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 131.191076][ T36] kthread (kernel/kthread.c:436) [ 131.191171][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 131.191328][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 131.191461][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 131.191596][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 131.191752][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 131.191883][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 131.192006][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 131.194829][ T36] ------------[ cut here ]------------ | [ 131.194978][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36 | [ 131.195263][ T36] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.195771][ T36] Tainted: [W]=WARN [ 131.195870][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.196035][ T36] Workqueue: events_unbound linkwatch_event [ 131.196198][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.196376][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.196833][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 131.196990][ T36] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff4000000051f02 [ 131.197174][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 131.197376][ T36] RBP: ff11000010279000 R08: 1fe2200001f65fd9 R09: ff11000001d751a8 [ 131.197566][ T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 131.197760][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 131.197946][ T36] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 131.198162][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.198321][ T36] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 131.198517][ T36] PKRU: 55555554 [ 131.198622][ T36] Call Trace: [ 131.198712][ T36] [ 131.198780][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.198904][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 131.199027][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.199120][ T36] netif_state_change (net/core/dev.c:1605) [ 131.199245][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.199426][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 131.199548][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 131.199686][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.199811][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 131.199931][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 131.200054][ T36] process_one_work (kernel/workqueue.c:3314) [ 131.200182][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 131.200306][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.200449][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 131.200587][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 131.200712][ T36] kthread (kernel/kthread.c:436) [ 131.200805][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 131.200969][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 131.201093][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 131.201225][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 131.201385][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 131.201510][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 131.201647][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 131.379999][ T2822] ------------[ cut here ]------------ | [ 131.380226][ T2822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2822 | [ 131.381124][ T2822] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.381837][ T2822] Tainted: [W]=WARN [ 131.382050][ T2822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.382372][ T2822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.382691][ T2822] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.383283][ T2822] RSP: 0018:ffa0000000fff1b0 EFLAGS: 00010286 [ 131.383590][ T2822] RAX: 00000000ffffffa6 RBX: ff1100000bd27540 RCX: 1ff40000001ffdfc [ 131.383908][ T2822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd275fc [ 131.384219][ T2822] RBP: ff110000028c9000 R08: 1fe22000017a4ec1 R09: ff110000095a0b80 [ 131.384544][ T2822] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 131.384869][ T2822] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 131.385181][ T2822] FS: 00007fddd1c4d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 131.385540][ T2822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.385805][ T2822] CR2: 00000000004a2060 CR3: 000000000e9b1002 CR4: 0000000000771ef0 [ 131.386057][ T2822] PKRU: 55555554 [ 131.386211][ T2822] Call Trace: [ 131.386379][ T2822] [ 131.386511][ T2822] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.386722][ T2822] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.386882][ T2822] __dev_notify_flags (net/core/dev.c:9787) [ 131.387072][ T2822] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 131.387266][ T2822] ? netif_change_name (net/core/dev.c:1495) [ 131.387473][ T2822] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 131.387684][ T2822] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 131.387874][ T2822] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.388061][ T2822] ? __dev_get_by_name (net/core/dev.c:883) [ 131.388248][ T2822] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.388456][ T2822] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.388669][ T2822] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.388864][ T2822] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.389053][ T2822] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.389240][ T2822] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.389437][ T2822] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.389635][ T2822] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.389836][ T2822] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.390028][ T2822] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.390216][ T2822] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.390421][ T2822] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.390620][ T2822] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.390811][ T2822] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.391000][ T2822] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.391187][ T2822] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.391396][ T2822] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.391594][ T2822] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.391790][ T2822] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.391979][ T2822] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.392164][ T2822] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.392369][ T2822] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.392557][ T2822] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.392757][ T2822] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.392946][ T2822] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.393135][ T2822] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.393324][ T2822] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.393524][ T2822] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.393740][ T2822] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.393930][ T2822] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.394116][ T2822] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.394333][ T2822] ? move_addr_to_kernel (net/socket.c:258) [ 131.394539][ T2822] ? kasan_save_stack (mm/kasan/common.c:58) [ 131.394742][ T2822] ? kasan_save_stack (mm/kasan/common.c:57) [ 131.394930][ T2822] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 131.395115][ T2822] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.395338][ T2822] ___sys_sendmsg (net/socket.c:2752) [ 131.395541][ T2822] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.395755][ T2822] __sys_sendmsg (net/socket.c:2784) [ 131.395943][ T2822] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.396127][ T2822] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 131.396318][ T2822] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 131.396518][ T2822] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.396727][ T2822] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.396918][ T2822] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.397105][ T2822] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.397292][ T2822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.397525][ T2822] RIP: 0033:0x7fddd1e8708e [ 131.397737][ T2822] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.398266][ T2822] RSP: 002b:00007ffdb99eedc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.398533][ T2822] RAX: ffffffffffffffda RBX: 00007ffdb99ef570 RCX: 00007fddd1e8708e [ 131.398805][ T2822] RDX: 0000000000000000 RSI: 00007ffdb99eee70 RDI: 0000000000000005 [ 131.399056][ T2822] RBP: 00007ffdb99eedd0 R08: 0000000000000000 R09: 0000000000000000 [ 131.399308][ T2822] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.399588][ T2822] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb99ef540 | [ 131.429568][ T2823] ------------[ cut here ]------------ | [ 131.429773][ T2823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2823 | [ 131.430094][ T2823] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.430685][ T2823] Tainted: [W]=WARN [ 131.430839][ T2823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.431059][ T2823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.431285][ T2823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.431850][ T2823] RSP: 0018:ffa0000000fff1b0 EFLAGS: 00010286 [ 131.432073][ T2823] RAX: 00000000ffffffa6 RBX: ff11000009228200 RCX: 1ff40000001ffdfc [ 131.432325][ T2823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092282bc [ 131.432598][ T2823] RBP: ff11000008dd9000 R08: 1fe2200001245059 R09: ff110000095a5180 [ 131.432855][ T2823] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 131.433106][ T2823] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 131.433373][ T2823] FS: 00007f0d21af9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 131.433678][ T2823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.433898][ T2823] CR2: 00000000004a2060 CR3: 000000000e9b1004 CR4: 0000000000771ef0 [ 131.434154][ T2823] PKRU: 55555554 [ 131.434308][ T2823] Call Trace: [ 131.434473][ T2823] [ 131.434606][ T2823] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.434800][ T2823] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.434955][ T2823] __dev_notify_flags (net/core/dev.c:9787) [ 131.435143][ T2823] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 131.435334][ T2823] ? netif_change_name (net/core/dev.c:1495) [ 131.435540][ T2823] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 131.435744][ T2823] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 131.435933][ T2823] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.436119][ T2823] ? __dev_get_by_name (net/core/dev.c:883) [ 131.436307][ T2823] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.436513][ T2823] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.436722][ T2823] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.436910][ T2823] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.437095][ T2823] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.437282][ T2823] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.437481][ T2823] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.437682][ T2823] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.437877][ T2823] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.438084][ T2823] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.438274][ T2823] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.438474][ T2823] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.438680][ T2823] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.438868][ T2823] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.439056][ T2823] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.439240][ T2823] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.439447][ T2823] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.439650][ T2823] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.439838][ T2823] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.440027][ T2823] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.440212][ T2823] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.440414][ T2823] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.440612][ T2823] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.440801][ T2823] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.440989][ T2823] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.441177][ T2823] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.441381][ T2823] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.441572][ T2823] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.441782][ T2823] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.441969][ T2823] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.442154][ T2823] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.442383][ T2823] ? move_addr_to_kernel (net/socket.c:258) [ 131.442570][ T2823] ? kasan_save_stack (mm/kasan/common.c:58) [ 131.442781][ T2823] ? kasan_save_stack (mm/kasan/common.c:57) [ 131.442971][ T2823] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 131.443156][ T2823] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.443388][ T2823] ___sys_sendmsg (net/socket.c:2752) [ 131.443573][ T2823] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.443790][ T2823] __sys_sendmsg (net/socket.c:2784) [ 131.443981][ T2823] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.444165][ T2823] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 131.444372][ T2823] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 131.444557][ T2823] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.444767][ T2823] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.444959][ T2823] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.445147][ T2823] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.445337][ T2823] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.445569][ T2823] RIP: 0033:0x7f0d21d3308e [ 131.445778][ T2823] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.446309][ T2823] RSP: 002b:00007ffff6c5cad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.446587][ T2823] RAX: ffffffffffffffda RBX: 00007ffff6c5d280 RCX: 00007f0d21d3308e [ 131.446849][ T2823] RDX: 0000000000000000 RSI: 00007ffff6c5cb80 RDI: 0000000000000005 [ 131.447101][ T2823] RBP: 00007ffff6c5cae0 R08: 0000000000000000 R09: 0000000000000000 [ 131.447368][ T2823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.447635][ T2823] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff6c5d250 | [ 131.477481][ T2824] ------------[ cut here ]------------ | [ 131.477647][ T2824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2824 | [ 131.477911][ T2824] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.478369][ T2824] Tainted: [W]=WARN [ 131.478470][ T2824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.478695][ T2824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.478870][ T2824] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.479343][ T2824] RSP: 0018:ffa000000100f020 EFLAGS: 00010286 [ 131.479518][ T2824] RAX: 00000000ffffffa6 RBX: ff110000128a0580 RCX: 1ff4000000201dca [ 131.479727][ T2824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a063c [ 131.479925][ T2824] RBP: ff110000028c9000 R08: 1fe22000025140c9 R09: ff1100000ffcae58 [ 131.480122][ T2824] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 131.480316][ T2824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.480522][ T2824] FS: 00007f0578800840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 131.480760][ T2824] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.480924][ T2824] CR2: 00007f0578ad01a0 CR3: 000000000ea7e001 CR4: 0000000000771ef0 [ 131.481128][ T2824] PKRU: 55555554 [ 131.481231][ T2824] Call Trace: [ 131.481330][ T2824] [ 131.481406][ T2824] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.481543][ T2824] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.481656][ T2824] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 131.481789][ T2824] __dev_notify_flags (net/core/dev.c:9787) [ 131.481922][ T2824] ? netif_change_name (net/core/dev.c:1495) [ 131.482056][ T2824] ? __dev_change_flags (net/core/dev.c:9752) [ 131.482190][ T2824] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 131.482321][ T2824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.482459][ T2824] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 131.482604][ T2824] netif_change_flags (net/core/dev.c:9820) [ 131.482744][ T2824] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 131.482876][ T2824] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 131.483013][ T2824] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 131.483147][ T2824] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 131.483317][ T2824] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 131.483461][ T2824] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.483597][ T2824] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 131.483727][ T2824] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.483863][ T2824] ? __kernel_text_address (kernel/extable.c:79) [ 131.483996][ T2824] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.484130][ T2824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.484261][ T2824] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.484398][ T2824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.484530][ T2824] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 131.484671][ T2824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.484802][ T2824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.484934][ T2824] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 131.485067][ T2824] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 131.485198][ T2824] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 131.485333][ T2824] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.485472][ T2824] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 131.485617][ T2824] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 131.485756][ T2824] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.485893][ T2824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.486024][ T2824] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.486157][ T2824] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.486290][ T2824] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.486426][ T2824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.486563][ T2824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.486710][ T2824] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.486847][ T2824] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.486981][ T2824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.487115][ T2824] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.487249][ T2824] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.487390][ T2824] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.487524][ T2824] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.487669][ T2824] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.487803][ T2824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.487936][ T2824] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.488070][ T2824] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.488204][ T2824] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.488338][ T2824] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.488480][ T2824] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.488632][ T2824] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.488770][ T2824] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.488904][ T2824] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.489039][ T2824] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.489172][ T2824] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.489309][ T2824] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.489451][ T2824] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.489599][ T2824] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.489761][ T2824] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.489895][ T2824] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.490065][ T2824] ? move_addr_to_kernel (net/socket.c:258) [ 131.490202][ T2824] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.490336][ T2824] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.490485][ T2824] ___sys_sendmsg (net/socket.c:2752) [ 131.490627][ T2824] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.490792][ T2824] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.490937][ T2824] __sys_sendmsg (net/socket.c:2784) [ 131.491070][ T2824] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.491202][ T2824] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 131.491377][ T2824] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 131.491515][ T2824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.491660][ T2824] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.491795][ T2824] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.491927][ T2824] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.492059][ T2824] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.492223][ T2824] RIP: 0033:0x7f0578a3a08e [ 131.492371][ T2824] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.492868][ T2824] RSP: 002b:00007fff708a0080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.493068][ T2824] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0578a3a08e [ 131.493263][ T2824] RDX: 0000000000000000 RSI: 00007fff708a0130 RDI: 0000000000000005 [ 131.493472][ T2824] RBP: 00007fff708a0090 R08: 0000000000000000 R09: 0000000000000000 [ 131.493682][ T2824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.493879][ T2824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff708a0800 | [ 131.525934][ T2825] ------------[ cut here ]------------ | [ 131.526133][ T2825] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2825 | [ 131.526464][ T2825] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.527030][ T2825] Tainted: [W]=WARN [ 131.527183][ T2825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.527415][ T2825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.527659][ T2825] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.528188][ T2825] RSP: 0018:ffa000000101f020 EFLAGS: 00010286 [ 131.528422][ T2825] RAX: 00000000ffffffa6 RBX: ff110000057bba80 RCX: 1ff4000000203dca [ 131.528691][ T2825] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbb3c [ 131.528941][ T2825] RBP: ff11000008dd9000 R08: 1fe2200000af7769 R09: ff1100000ffcd158 [ 131.529215][ T2825] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 131.529479][ T2825] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.529752][ T2825] FS: 00007f59d40bc840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 131.530036][ T2825] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.530255][ T2825] CR2: 00000000191ec988 CR3: 000000000e9b1001 CR4: 0000000000771ef0 [ 131.530521][ T2825] PKRU: 55555554 [ 131.530690][ T2825] Call Trace: [ 131.530841][ T2825] [ 131.530963][ T2825] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.531149][ T2825] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.531303][ T2825] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 131.531505][ T2825] __dev_notify_flags (net/core/dev.c:9787) [ 131.531711][ T2825] ? netif_change_name (net/core/dev.c:1495) [ 131.531912][ T2825] ? __dev_change_flags (net/core/dev.c:9752) [ 131.532100][ T2825] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 131.532283][ T2825] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.532485][ T2825] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 131.532691][ T2825] netif_change_flags (net/core/dev.c:9820) [ 131.532893][ T2825] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 131.533081][ T2825] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 131.533269][ T2825] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 131.533467][ T2825] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 131.533703][ T2825] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 131.533886][ T2825] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.534072][ T2825] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 131.534255][ T2825] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.534456][ T2825] ? __kernel_text_address (kernel/extable.c:79) [ 131.534659][ T2825] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.534848][ T2825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.535034][ T2825] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.535221][ T2825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.535420][ T2825] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 131.535615][ T2825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.535802][ T2825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.535987][ T2825] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 131.536173][ T2825] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 131.536385][ T2825] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 131.536572][ T2825] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.536778][ T2825] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 131.536982][ T2825] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 131.537172][ T2825] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.537373][ T2825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.537556][ T2825] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.537757][ T2825] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.537942][ T2825] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.538126][ T2825] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.538314][ T2825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.538509][ T2825] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.538712][ T2825] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.538897][ T2825] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.539085][ T2825] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.539269][ T2825] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.539469][ T2825] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.539671][ T2825] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.539855][ T2825] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.540042][ T2825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.540228][ T2825] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.540428][ T2825] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.540624][ T2825] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.540811][ T2825] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.540998][ T2825] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.541184][ T2825] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.541384][ T2825] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.541569][ T2825] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.541770][ T2825] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.541957][ T2825] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.542149][ T2825] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.542339][ T2825] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.542542][ T2825] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.542740][ T2825] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.542923][ T2825] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.543136][ T2825] ? move_addr_to_kernel (net/socket.c:258) [ 131.543322][ T2825] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.543524][ T2825] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.543729][ T2825] ___sys_sendmsg (net/socket.c:2752) [ 131.543912][ T2825] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.544127][ T2825] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.544324][ T2825] __sys_sendmsg (net/socket.c:2784) [ 131.544521][ T2825] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.544717][ T2825] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 131.544937][ T2825] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 131.545122][ T2825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.545310][ T2825] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.545505][ T2825] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.545705][ T2825] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.545892][ T2825] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.546108][ T2825] RIP: 0033:0x7f59d42f608e [ 131.546302][ T2825] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.546852][ T2825] RSP: 002b:00007fff586b9440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.547108][ T2825] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f59d42f608e [ 131.547372][ T2825] RDX: 0000000000000000 RSI: 00007fff586b94f0 RDI: 0000000000000005 [ 131.547640][ T2825] RBP: 00007fff586b9450 R08: 0000000000000000 R09: 0000000000000000 [ 131.547891][ T2825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.548140][ T2825] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff586b9bc0 | [ 131.641039][ T2828] ------------[ cut here ]------------ | [ 131.641220][ T2828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2828 | [ 131.641508][ T2828] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.641985][ T2828] Tainted: [W]=WARN [ 131.642091][ T2828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.642286][ T2828] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.642476][ T2828] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.642981][ T2828] RSP: 0018:ffa000000104f090 EFLAGS: 00010286 [ 131.643160][ T2828] RAX: 00000000ffffffa6 RBX: ff1100000d6be740 RCX: 1ff4000000209dd8 [ 131.643381][ T2828] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be7fc [ 131.643598][ T2828] RBP: ff110000028c9000 R08: 1fe2200001ad7d01 R09: ff1100000a0aae80 [ 131.643811][ T2828] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 131.644022][ T2828] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.644231][ T2828] FS: 00007fe4240d1840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 131.644482][ T2828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.644663][ T2828] CR2: 00007fe4242ca460 CR3: 000000000e9b1002 CR4: 0000000000771ef0 [ 131.644872][ T2828] PKRU: 55555554 [ 131.644975][ T2828] Call Trace: [ 131.645080][ T2828] [ 131.645153][ T2828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.645293][ T2828] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 131.645438][ T2828] notifier_call_chain (kernel/notifier.c:85) [ 131.645592][ T2828] __netdev_upper_dev_link (net/core/dev.c:8931) [ 131.645734][ T2828] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 131.645875][ T2828] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 131.646015][ T2828] netdev_upper_dev_link (net/core/dev.c:8972) [ 131.646152][ T2828] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 131.646293][ T2828] register_vlan_dev (net/8021q/vlan.c:183) [ 131.646439][ T2828] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 131.646585][ T2828] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 131.646727][ T2828] ? nla_strscpy (lib/nlattr.c:795) [ 131.646867][ T2828] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 131.647007][ T2828] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.647145][ T2828] ? __dev_get_by_name (net/core/dev.c:883) [ 131.647281][ T2828] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.647430][ T2828] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.647582][ T2828] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.647726][ T2828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.647864][ T2828] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.648005][ T2828] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.648144][ T2828] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.648283][ T2828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.648432][ T2828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.648580][ T2828] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.648723][ T2828] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.648861][ T2828] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.648999][ T2828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.649137][ T2828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.649276][ T2828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.649477][ T2828] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.649627][ T2828] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.649769][ T2828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.649907][ T2828] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.650048][ T2828] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.650185][ T2828] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.650323][ T2828] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.650520][ T2828] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.650666][ T2828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.650806][ T2828] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.650946][ T2828] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.651085][ T2828] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.651226][ T2828] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.651425][ T2828] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.651566][ T2828] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.651749][ T2828] ? move_addr_to_kernel (net/socket.c:258) [ 131.651893][ T2828] ___sys_sendmsg (net/socket.c:2752) [ 131.652032][ T2828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.652169][ T2828] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.652314][ T2828] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 131.652458][ T2828] __sys_sendmsg (net/socket.c:2784) [ 131.652606][ T2828] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.652748][ T2828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.652889][ T2828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.653029][ T2828] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.653168][ T2828] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.653307][ T2828] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.653453][ T2828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.653632][ T2828] RIP: 0033:0x7fe42430b08e [ 131.653777][ T2828] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.654271][ T2828] RSP: 002b:00007ffe8304c9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.654488][ T2828] RAX: ffffffffffffffda RBX: 00007ffe8304d160 RCX: 00007fe42430b08e [ 131.654705][ T2828] RDX: 0000000000000000 RSI: 00007ffe8304ca50 RDI: 0000000000000005 [ 131.654910][ T2828] RBP: 00007ffe8304c9b0 R08: 0000000000000000 R09: 0000000000000000 [ 131.655114][ T2828] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.655319][ T2828] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8304d120 | [ 131.656994][ T2828] ------------[ cut here ]------------ | [ 131.657125][ T2828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2828 | [ 131.657398][ T2828] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.657855][ T2828] Tainted: [W]=WARN [ 131.657957][ T2828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.658126][ T2828] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.658312][ T2828] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.658803][ T2828] RSP: 0018:ffa000000104f1b0 EFLAGS: 00010286 [ 131.658973][ T2828] RAX: 00000000ffffffa6 RBX: ff1100000b31c200 RCX: 1ff4000000209dfc [ 131.659179][ T2828] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c2bc [ 131.659386][ T2828] RBP: ff11000008d0c000 R08: 1fe2200001663859 R09: ff1100000a0aae80 [ 131.659596][ T2828] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 131.659797][ T2828] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 131.660001][ T2828] FS: 00007fe4240d1840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 131.660237][ T2828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.660411][ T2828] CR2: 00007fe4242ca460 CR3: 000000000e9b1002 CR4: 0000000000771ef0 [ 131.660628][ T2828] PKRU: 55555554 [ 131.660731][ T2828] Call Trace: [ 131.660833][ T2828] [ 131.660902][ T2828] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.661040][ T2828] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.661178][ T2828] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.661282][ T2828] __dev_notify_flags (net/core/dev.c:9787) [ 131.661422][ T2828] ? netdev_update_features (net/core/dev.c:11098) [ 131.661558][ T2828] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 131.661735][ T2828] ? netif_change_name (net/core/dev.c:1495) [ 131.661870][ T2828] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 131.662006][ T2828] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 131.662143][ T2828] ? register_vlan_dev (net/8021q/vlan.c:196) [ 131.662287][ T2828] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 131.662430][ T2828] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 131.662565][ T2828] ? nla_strscpy (lib/nlattr.c:795) [ 131.662710][ T2828] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 131.662847][ T2828] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.662982][ T2828] ? __dev_get_by_name (net/core/dev.c:883) [ 131.663117][ T2828] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.663258][ T2828] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.663399][ T2828] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.663536][ T2828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.663679][ T2828] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.663814][ T2828] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.663950][ T2828] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.664084][ T2828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.664224][ T2828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.664363][ T2828] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.664498][ T2828] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.664643][ T2828] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.664779][ T2828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.664913][ T2828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.665049][ T2828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.665186][ T2828] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.665323][ T2828] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.665460][ T2828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.665607][ T2828] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.665746][ T2828] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.665880][ T2828] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.666018][ T2828] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.666156][ T2828] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.666292][ T2828] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.666432][ T2828] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.666569][ T2828] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.666716][ T2828] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.666853][ T2828] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.666988][ T2828] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.667126][ T2828] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.667295][ T2828] ? move_addr_to_kernel (net/socket.c:258) [ 131.667440][ T2828] ___sys_sendmsg (net/socket.c:2752) [ 131.667584][ T2828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.667722][ T2828] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.667866][ T2828] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 131.668005][ T2828] __sys_sendmsg (net/socket.c:2784) [ 131.668141][ T2828] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.668281][ T2828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.668421][ T2828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.668558][ T2828] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.668704][ T2828] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.668838][ T2828] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.668974][ T2828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.669144][ T2828] RIP: 0033:0x7fe42430b08e [ 131.669284][ T2828] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.669790][ T2828] RSP: 002b:00007ffe8304c9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.669994][ T2828] RAX: ffffffffffffffda RBX: 00007ffe8304d160 RCX: 00007fe42430b08e [ 131.670196][ T2828] RDX: 0000000000000000 RSI: 00007ffe8304ca50 RDI: 0000000000000005 [ 131.670407][ T2828] RBP: 00007ffe8304c9b0 R08: 0000000000000000 R09: 0000000000000000 [ 131.670621][ T2828] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.670829][ T2828] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8304d120 | [ 131.701739][ T2829] ------------[ cut here ]------------ | [ 131.701921][ T2829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2829 | [ 131.702196][ T2829] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.702671][ T2829] Tainted: [W]=WARN [ 131.702774][ T2829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.702949][ T2829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.703125][ T2829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.703631][ T2829] RSP: 0018:ffa000000105f090 EFLAGS: 00010286 [ 131.703801][ T2829] RAX: 00000000ffffffa6 RBX: ff1100000a186040 RCX: 1ff400000020bdd8 [ 131.704006][ T2829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1860fc [ 131.704209][ T2829] RBP: ff11000008dd9000 R08: 1fe2200001430c21 R09: ff1100000e840b80 [ 131.704422][ T2829] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 131.704635][ T2829] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.704841][ T2829] FS: 00007f02d8f9e840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 131.705079][ T2829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.705252][ T2829] CR2: 000000000042e5e0 CR3: 000000000ea7e003 CR4: 0000000000771ef0 [ 131.705466][ T2829] PKRU: 55555554 [ 131.705568][ T2829] Call Trace: [ 131.705679][ T2829] [ 131.705751][ T2829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.705890][ T2829] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 131.706029][ T2829] notifier_call_chain (kernel/notifier.c:85) [ 131.706169][ T2829] __netdev_upper_dev_link (net/core/dev.c:8931) [ 131.706309][ T2829] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 131.706455][ T2829] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 131.706600][ T2829] netdev_upper_dev_link (net/core/dev.c:8972) [ 131.706739][ T2829] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 131.706879][ T2829] register_vlan_dev (net/8021q/vlan.c:183) [ 131.707017][ T2829] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 131.707155][ T2829] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 131.707293][ T2829] ? nla_strscpy (lib/nlattr.c:795) [ 131.707439][ T2829] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 131.707586][ T2829] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.707741][ T2829] ? __dev_get_by_name (net/core/dev.c:883) [ 131.707877][ T2829] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.708022][ T2829] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.708165][ T2829] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.708305][ T2829] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.708448][ T2829] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.708593][ T2829] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.708731][ T2829] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.708868][ T2829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.709013][ T2829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.709150][ T2829] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.709288][ T2829] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.709430][ T2829] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.709568][ T2829] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.709713][ T2829] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.709854][ T2829] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.709996][ T2829] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.710137][ T2829] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.710275][ T2829] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.710419][ T2829] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.710560][ T2829] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.710711][ T2829] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.710851][ T2829] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.710988][ T2829] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.711129][ T2829] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.711268][ T2829] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.711411][ T2829] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.711550][ T2829] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.711696][ T2829] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.711834][ T2829] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.711971][ T2829] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.712143][ T2829] ? move_addr_to_kernel (net/socket.c:258) [ 131.712286][ T2829] ___sys_sendmsg (net/socket.c:2752) [ 131.712426][ T2829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.712562][ T2829] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.712718][ T2829] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 131.712858][ T2829] __sys_sendmsg (net/socket.c:2784) [ 131.712997][ T2829] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.713139][ T2829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.713278][ T2829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.713422][ T2829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.713559][ T2829] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.713706][ T2829] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.713843][ T2829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.714011][ T2829] RIP: 0033:0x7f02d91d808e [ 131.714153][ T2829] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.714655][ T2829] RSP: 002b:00007ffcfc3af2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.714860][ T2829] RAX: ffffffffffffffda RBX: 00007ffcfc3afab0 RCX: 00007f02d91d808e [ 131.715065][ T2829] RDX: 0000000000000000 RSI: 00007ffcfc3af3a0 RDI: 0000000000000005 [ 131.715269][ T2829] RBP: 00007ffcfc3af300 R08: 0000000000000000 R09: 0000000000000000 [ 131.715481][ T2829] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.715694][ T2829] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfc3afa70 | [ 131.717310][ T2829] ------------[ cut here ]------------ | [ 131.717446][ T2829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2829 | [ 131.717716][ T2829] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.718158][ T2829] Tainted: [W]=WARN [ 131.718259][ T2829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.718431][ T2829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.718616][ T2829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.719096][ T2829] RSP: 0018:ffa000000105f1b0 EFLAGS: 00010286 [ 131.719267][ T2829] RAX: 00000000ffffffa6 RBX: ff1100000a187000 RCX: 1ff400000020bdfc [ 131.719476][ T2829] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1870bc [ 131.719684][ T2829] RBP: ff110000094b9000 R08: 1fe2200001430e19 R09: ff1100000e840b80 [ 131.719886][ T2829] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 131.720085][ T2829] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 131.720287][ T2829] FS: 00007f02d8f9e840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 131.720526][ T2829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.720704][ T2829] CR2: 000000000042e5e0 CR3: 000000000ea7e003 CR4: 0000000000771ef0 [ 131.720906][ T2829] PKRU: 55555554 [ 131.721007][ T2829] Call Trace: [ 131.721106][ T2829] [ 131.721175][ T2829] ? register_vlan_dev (net/8021q/vlan.c:188) [ 131.721309][ T2829] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.721448][ T2829] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.721593][ T2829] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.721696][ T2829] __dev_notify_flags (net/core/dev.c:9787) [ 131.721831][ T2829] ? netdev_update_features (net/core/dev.c:11098) [ 131.721966][ T2829] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 131.722135][ T2829] ? netif_change_name (net/core/dev.c:1495) [ 131.722268][ T2829] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 131.722407][ T2829] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 131.722545][ T2829] ? register_vlan_dev (net/8021q/vlan.c:196) [ 131.722687][ T2829] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 131.722821][ T2829] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 131.722957][ T2829] ? nla_strscpy (lib/nlattr.c:795) [ 131.723092][ T2829] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 131.723228][ T2829] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 131.723368][ T2829] ? __dev_get_by_name (net/core/dev.c:883) [ 131.723502][ T2829] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 131.723652][ T2829] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 131.723791][ T2829] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.723929][ T2829] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.724063][ T2829] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.724198][ T2829] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.724335][ T2829] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.724475][ T2829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.724623][ T2829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.724758][ T2829] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.724893][ T2829] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.725031][ T2829] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.725166][ T2829] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.725300][ T2829] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.725448][ T2829] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.725590][ T2829] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.725727][ T2829] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.725862][ T2829] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.725997][ T2829] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.726136][ T2829] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.726268][ T2829] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.726410][ T2829] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.726545][ T2829] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.726689][ T2829] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.726824][ T2829] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.726959][ T2829] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.727094][ T2829] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.727229][ T2829] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.727366][ T2829] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.727499][ T2829] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.727672][ T2829] ? move_addr_to_kernel (net/socket.c:258) [ 131.727814][ T2829] ___sys_sendmsg (net/socket.c:2752) [ 131.727948][ T2829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.728081][ T2829] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.728226][ T2829] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 131.728367][ T2829] __sys_sendmsg (net/socket.c:2784) [ 131.728504][ T2829] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.728652][ T2829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.728788][ T2829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.728925][ T2829] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.729151][ T2829] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.729286][ T2829] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.729425][ T2829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.729685][ T2829] RIP: 0033:0x7f02d91d808e [ 131.729823][ T2829] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.730403][ T2829] RSP: 002b:00007ffcfc3af2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.730614][ T2829] RAX: ffffffffffffffda RBX: 00007ffcfc3afab0 RCX: 00007f02d91d808e [ 131.730812][ T2829] RDX: 0000000000000000 RSI: 00007ffcfc3af3a0 RDI: 0000000000000005 [ 131.731110][ T2829] RBP: 00007ffcfc3af300 R08: 0000000000000000 R09: 0000000000000000 [ 131.731309][ T2829] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.731615][ T2829] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfc3afa70 | [ 131.771263][ T2830] ------------[ cut here ]------------ | [ 131.771428][ T2830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2830 | [ 131.771704][ T2830] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.772171][ T2830] Tainted: [W]=WARN [ 131.772273][ T2830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.772444][ T2830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.772628][ T2830] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.773097][ T2830] RSP: 0018:ffa000000105f020 EFLAGS: 00010286 [ 131.773268][ T2830] RAX: 00000000ffffffa6 RBX: ff1100000fa28580 RCX: 1ff400000020bdca [ 131.773478][ T2830] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2863c [ 131.773686][ T2830] RBP: ff11000008d0c000 R08: 1fe2200001f450c9 R09: ff1100000e842e58 [ 131.773882][ T2830] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 131.774078][ T2830] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.774282][ T2830] FS: 00007f760ae2d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 131.774519][ T2830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.774697][ T2830] CR2: 0000000025dc2988 CR3: 000000000e269003 CR4: 0000000000771ef0 [ 131.774899][ T2830] PKRU: 55555554 [ 131.774998][ T2830] Call Trace: [ 131.775096][ T2830] [ 131.775164][ T2830] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 131.775300][ T2830] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.775440][ T2830] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.775539][ T2830] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 131.775681][ T2830] __dev_notify_flags (net/core/dev.c:9787) [ 131.775813][ T2830] ? netif_change_name (net/core/dev.c:1495) [ 131.775946][ T2830] ? __dev_change_flags (net/core/dev.c:9752) [ 131.776078][ T2830] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 131.776211][ T2830] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.776344][ T2830] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 131.776484][ T2830] netif_change_flags (net/core/dev.c:9820) [ 131.776629][ T2830] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 131.776759][ T2830] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 131.776893][ T2830] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 131.777028][ T2830] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 131.777193][ T2830] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 131.777325][ T2830] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.777459][ T2830] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 131.777601][ T2830] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.777733][ T2830] ? __kernel_text_address (kernel/extable.c:79) [ 131.777866][ T2830] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.778002][ T2830] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.778132][ T2830] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.778264][ T2830] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.778401][ T2830] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 131.778531][ T2830] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.778671][ T2830] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.778801][ T2830] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 131.778936][ T2830] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 131.779067][ T2830] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 131.779198][ T2830] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.779331][ T2830] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 131.779553][ T2830] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 131.779772][ T2830] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.779906][ T2830] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.780036][ T2830] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.780169][ T2830] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.780298][ T2830] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.780486][ T2830] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.780630][ T2830] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.780761][ T2830] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.780890][ T2830] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.781023][ T2830] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.781155][ T2830] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.781290][ T2830] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.781521][ T2830] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.781671][ T2830] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.781805][ T2830] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.781937][ T2830] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.782066][ T2830] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.782197][ T2830] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.782329][ T2830] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.782526][ T2830] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.782669][ T2830] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.782798][ T2830] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.782945][ T2830] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.783078][ T2830] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.783207][ T2830] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.783340][ T2830] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.783552][ T2830] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.783693][ T2830] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.783826][ T2830] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.783958][ T2830] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.784089][ T2830] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.784252][ T2830] ? move_addr_to_kernel (net/socket.c:258) [ 131.784414][ T2830] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.784547][ T2830] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.784688][ T2830] ___sys_sendmsg (net/socket.c:2752) [ 131.784818][ T2830] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.784981][ T2830] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.785123][ T2830] __sys_sendmsg (net/socket.c:2784) [ 131.785256][ T2830] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.785391][ T2830] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 131.785559][ T2830] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 131.785703][ T2830] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.785836][ T2830] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.785969][ T2830] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.786100][ T2830] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.786233][ T2830] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.786408][ T2830] RIP: 0033:0x7f760b06708e [ 131.786545][ T2830] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.787024][ T2830] RSP: 002b:00007ffcf9e288f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.787221][ T2830] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f760b06708e [ 131.787425][ T2830] RDX: 0000000000000000 RSI: 00007ffcf9e289a0 RDI: 0000000000000005 [ 131.787627][ T2830] RBP: 00007ffcf9e28900 R08: 0000000000000000 R09: 0000000000000000 [ 131.787822][ T2830] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d035 [ 131.788018][ T2830] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf9e29070 | [ 131.813341][ T2831] ------------[ cut here ]------------ | [ 131.813597][ T2831] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2831 | [ 131.813909][ T2831] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 131.814465][ T2831] Tainted: [W]=WARN [ 131.814631][ T2831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.814846][ T2831] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 131.815067][ T2831] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 131.815602][ T2831] RSP: 0018:ffa000000106f020 EFLAGS: 00010286 [ 131.815821][ T2831] RAX: 00000000ffffffa6 RBX: ff1100000fbbe580 RCX: 1ff400000020ddca [ 131.816064][ T2831] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fbbe63c [ 131.816305][ T2831] RBP: ff110000094b9000 R08: 1fe2200001f77cc9 R09: ff1100000e845158 [ 131.816560][ T2831] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 131.816823][ T2831] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 131.817069][ T2831] FS: 00007f739d7b5840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 131.817362][ T2831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.817583][ T2831] CR2: 00000000339e8988 CR3: 000000000e9b1002 CR4: 0000000000771ef0 [ 131.817842][ T2831] PKRU: 55555554 [ 131.817992][ T2831] Call Trace: [ 131.818140][ T2831] [ 131.818256][ T2831] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 131.818455][ T2831] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 131.818615][ T2831] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 131.818796][ T2831] __dev_notify_flags (net/core/dev.c:9787) [ 131.818979][ T2831] ? netif_change_name (net/core/dev.c:1495) [ 131.819164][ T2831] ? __dev_change_flags (net/core/dev.c:9752) [ 131.819361][ T2831] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 131.819541][ T2831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.819737][ T2831] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 131.819921][ T2831] netif_change_flags (net/core/dev.c:9820) [ 131.820104][ T2831] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 131.820285][ T2831] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 131.820486][ T2831] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 131.820685][ T2831] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 131.820899][ T2831] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 131.821080][ T2831] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.821261][ T2831] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 131.821455][ T2831] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.821658][ T2831] ? __kernel_text_address (kernel/extable.c:79) [ 131.821840][ T2831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.822024][ T2831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.822204][ T2831] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.822400][ T2831] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.822614][ T2831] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 131.822799][ T2831] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.822980][ T2831] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.823167][ T2831] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 131.823366][ T2831] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 131.823548][ T2831] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 131.823745][ T2831] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 131.823930][ T2831] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 131.824114][ T2831] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 131.824300][ T2831] rtnl_newlink (net/core/rtnetlink.c:4150) [ 131.824498][ T2831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.824697][ T2831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.824879][ T2831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.825058][ T2831] ? mark_usage (kernel/locking/lockdep.c:4674) [ 131.825238][ T2831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.825436][ T2831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.825628][ T2831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.825810][ T2831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.825999][ T2831] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 131.826181][ T2831] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 131.826378][ T2831] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 131.826560][ T2831] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.826756][ T2831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.826935][ T2831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.827118][ T2831] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 131.827298][ T2831] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 131.827497][ T2831] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 131.827704][ T2831] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 131.827887][ T2831] ? netlink_ack (./include/linux/skbuff.h:2718) [ 131.828072][ T2831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 131.828250][ T2831] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 131.828448][ T2831] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 131.828649][ T2831] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 131.828836][ T2831] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 131.829021][ T2831] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 131.829205][ T2831] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 131.829400][ T2831] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 131.829594][ T2831] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 131.829780][ T2831] ? copy_msghdr_from_user (net/socket.c:2635) [ 131.829961][ T2831] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 131.830170][ T2831] ? move_addr_to_kernel (net/socket.c:258) [ 131.830369][ T2831] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 131.830549][ T2831] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 131.830747][ T2831] ___sys_sendmsg (net/socket.c:2752) [ 131.830926][ T2831] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 131.831140][ T2831] ? copy_msghdr_from_user (net/socket.c:2603) [ 131.831333][ T2831] __sys_sendmsg (net/socket.c:2784) [ 131.831529][ T2831] ? __sys_sendmsg_sock (net/socket.c:2765) [ 131.831731][ T2831] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 131.831946][ T2831] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 131.832128][ T2831] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 131.832311][ T2831] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 131.832504][ T2831] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 131.832699][ T2831] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 131.832881][ T2831] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 131.833096][ T2831] RIP: 0033:0x7f739d9ef08e [ 131.833284][ T2831] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 131.833822][ T2831] RSP: 002b:00007ffee953add0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 131.834068][ T2831] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f739d9ef08e [ 131.834315][ T2831] RDX: 0000000000000000 RSI: 00007ffee953ae80 RDI: 0000000000000005 [ 131.834572][ T2831] RBP: 00007ffee953ade0 R08: 0000000000000000 R09: 0000000000000000 [ 131.834830][ T2831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d036 [ 131.835073][ T2831] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee953b550 | [ 132.203229][ T12] ------------[ cut here ]------------ | [ 132.203451][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.203766][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.204312][ T12] Tainted: [W]=WARN [ 132.204466][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.204689][ T12] Workqueue: netns cleanup_net [ 132.204872][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.205084][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.205597][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 132.205811][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991000 RCX: 1ff4000000018ec7 [ 132.206042][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129910bc [ 132.206273][ T12] RBP: ff110000028c9000 R08: 1fe2200002532219 R09: ff11000001aed1d0 [ 132.206517][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 132.206765][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 132.207000][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.207269][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.207487][ T12] CR2: 00007fd985c2ec20 CR3: 000000000e926004 CR4: 0000000000771ef0 [ 132.207748][ T12] PKRU: 55555554 [ 132.207889][ T12] Call Trace: [ 132.208032][ T12] [ 132.208147][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.208325][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.208554][ T12] netif_close_many (net/core/dev.c:1804) [ 132.208817][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.209046][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 132.209319][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 132.209643][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.209920][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.210135][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.210315][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.210504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.210694][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.210871][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.211046][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.211222][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.211416][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.211602][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.211820][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.212001][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.212183][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.212387][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.212566][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.212760][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.212970][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.213175][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.213369][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.213548][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.213736][ T12] kthread (kernel/kthread.c:436) [ 132.213881][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.214084][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.214260][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.214453][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.214673][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.214852][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.215028][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.217292][ T12] ------------[ cut here ]------------ | [ 132.217485][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.217804][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.218386][ T12] Tainted: [W]=WARN [ 132.218537][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.218765][ T12] Workqueue: netns cleanup_net [ 132.218970][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.219190][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.219819][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 132.220065][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff4000000018e80 [ 132.220307][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 132.220669][ T12] RBP: ff11000008d0c000 R08: 1fe2200001f65e19 R09: ff11000001aed1d0 [ 132.220959][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 132.221202][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 132.221542][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.221832][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.222078][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.222323][ T12] PKRU: 55555554 [ 132.222483][ T12] Call Trace: [ 132.222647][ T12] [ 132.222849][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.223115][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.223268][ T12] netif_close_many (net/core/dev.c:1804) [ 132.223464][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.223663][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.223847][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 132.224033][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 132.224214][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 132.224408][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 132.224598][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 132.224797][ T12] notifier_call_chain (kernel/notifier.c:85) [ 132.224982][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 132.225163][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.225362][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 132.225586][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 132.225808][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.225989][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.226201][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.226478][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.226679][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.226861][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.227039][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.227224][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.227422][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.227617][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.227797][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.227980][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.228164][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.228343][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.228539][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.228732][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.228915][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.229099][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.229376][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.229559][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.229759][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.229936][ T12] kthread (kernel/kthread.c:436) [ 132.230164][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.230385][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.230563][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.230761][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.231052][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.231230][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.231427][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.234872][ T12] ------------[ cut here ]------------ | [ 132.235043][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.236076][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.236786][ T12] Tainted: [W]=WARN [ 132.236973][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.237219][ T12] Workqueue: netns cleanup_net [ 132.237459][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.237734][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.238286][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.238550][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0f8c0 RCX: 1ff4000000018eed [ 132.238841][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f97c [ 132.239149][ T12] RBP: ff11000013621000 R08: 1fe2200001961f31 R09: ff11000001aed1d0 [ 132.239449][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.239768][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.240076][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.240409][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.240670][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.240975][ T12] PKRU: 55555554 [ 132.241184][ T12] Call Trace: [ 132.241408][ T12] [ 132.241585][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.241853][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.242111][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.242364][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.242616][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.242845][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.243081][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.243304][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.243541][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.243777][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.244089][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.244293][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.244474][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.244668][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.244870][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.245054][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.245245][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.245431][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.245620][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.245824][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.246016][ T12] kthread (kernel/kthread.c:436) [ 132.246160][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.246407][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.246613][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.246789][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.247003][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.247211][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.247400][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.250271][ T12] ------------[ cut here ]------------ | [ 132.250919][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.251280][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.251967][ T12] Tainted: [W]=WARN [ 132.252158][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.252421][ T12] Workqueue: netns cleanup_net [ 132.252678][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.252945][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.253512][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.253796][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cb0ec80 RCX: 1ff4000000018eed [ 132.254067][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0ed3c [ 132.254379][ T12] RBP: ff11000009004000 R08: 1fe2200001961da9 R09: ff11000001aed1d0 [ 132.254680][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.254968][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.255248][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.255603][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.255861][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.256142][ T12] PKRU: 55555554 [ 132.256328][ T12] Call Trace: [ 132.256526][ T12] [ 132.256702][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.256953][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.257201][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.257432][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.257716][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.257981][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.258261][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.258450][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.258645][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.258843][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.259018][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.259195][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.259377][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.259552][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.259738][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.259913][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.260091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.260262][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.260453][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.260647][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.260818][ T12] kthread (kernel/kthread.c:436) [ 132.260992][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.261191][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.261375][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.261547][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.261781][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.261955][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.262126][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.266547][ T12] ------------[ cut here ]------------ | [ 132.266723][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.267007][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.267580][ T12] Tainted: [W]=WARN [ 132.267730][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.267939][ T12] Workqueue: netns cleanup_net [ 132.268117][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.268325][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.268955][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.269299][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217a80 RCX: 1ff4000000018eed [ 132.269657][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217b3c [ 132.269981][ T12] RBP: ff11000013659000 R08: 1fe2200001842f69 R09: ff11000001aed1d0 [ 132.270300][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.270653][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.271018][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.271335][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.271651][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.271931][ T12] PKRU: 55555554 [ 132.272113][ T12] Call Trace: [ 132.272297][ T12] [ 132.272470][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.272740][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.272984][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.273202][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.273436][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.273663][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.273885][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.274106][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.274324][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.274582][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.274830][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.275064][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.275286][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.275521][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.275755][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.275974][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.276194][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.276425][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.276663][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.276885][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.277100][ T12] kthread (kernel/kthread.c:436) [ 132.277287][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.277547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.277782][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.278010][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.278306][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.278589][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.278763][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.281280][ T12] ------------[ cut here ]------------ | [ 132.281460][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.281759][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.282285][ T12] Tainted: [W]=WARN [ 132.282669][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.283016][ T12] Workqueue: netns cleanup_net [ 132.283290][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.283624][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.284210][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.284524][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217e00 RCX: 1ff4000000018eed [ 132.284824][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217ebc [ 132.285048][ T12] RBP: ff11000013684000 R08: 1fe2200001842fd9 R09: ff11000001aed1d0 [ 132.285289][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.285530][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.285779][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.286039][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.286238][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.286480][ T12] PKRU: 55555554 [ 132.286670][ T12] Call Trace: [ 132.286841][ T12] [ 132.286953][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.287158][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.287371][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.287544][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.287730][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.287900][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.288072][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.288244][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.288432][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.288608][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.288785][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.288956][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.289125][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.289297][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.289482][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.289675][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.289850][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.290019][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.290196][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.290386][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.290555][ T12] kthread (kernel/kthread.c:436) [ 132.290709][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.290909][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.291090][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.291264][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.291489][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.291682][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.291853][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.294625][ T12] ------------[ cut here ]------------ | [ 132.294789][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.295076][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.295731][ T12] Tainted: [W]=WARN [ 132.295921][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.296244][ T12] Workqueue: netns cleanup_net [ 132.296480][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.296762][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.297295][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.297565][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5ac80 RCX: 1ff4000000018eed [ 132.297879][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5ad3c [ 132.298154][ T12] RBP: ff110000051b1000 R08: 1fe2200001feb5a9 R09: ff11000001aed1d0 [ 132.298444][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.298738][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.299028][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.299342][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.299657][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.299931][ T12] PKRU: 55555554 [ 132.300115][ T12] Call Trace: [ 132.300299][ T12] [ 132.300491][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.300770][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.301037][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.301256][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.301496][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.301733][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.301952][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.302444][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.302694][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.302909][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.303129][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.303364][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.303592][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.303823][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.304042][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.304261][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.304494][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.304736][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.304958][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.305177][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.305408][ T12] kthread (kernel/kthread.c:436) [ 132.305626][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.305929][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.306203][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.306480][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.306791][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.307053][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.307456][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.310838][ T12] ------------[ cut here ]------------ | [ 132.311004][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.311285][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.311942][ T12] Tainted: [W]=WARN [ 132.312129][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.312387][ T12] Workqueue: netns cleanup_net [ 132.312630][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.312889][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.313427][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.313705][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b8c0 RCX: 1ff4000000018eed [ 132.313978][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b97c [ 132.314249][ T12] RBP: ff11000008ef1000 R08: 1fe2200001feb731 R09: ff11000001aed1d0 [ 132.314533][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.314823][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.315098][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.315414][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.315676][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.315956][ T12] PKRU: 55555554 [ 132.316142][ T12] Call Trace: [ 132.316330][ T12] [ 132.316504][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.316810][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.317060][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.317277][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.317508][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.317739][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.317961][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.318179][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.318413][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.318685][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.318907][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.319127][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.319361][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.319593][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.319819][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.320044][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.320379][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.320676][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.321120][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.321484][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.321772][ T12] kthread (kernel/kthread.c:436) [ 132.322009][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.322307][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.322767][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.323065][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.323268][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.323459][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.323653][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.327094][ T12] ------------[ cut here ]------------ | [ 132.327268][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.327690][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.328311][ T12] Tainted: [W]=WARN [ 132.328513][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.328778][ T12] Workqueue: netns cleanup_net [ 132.329001][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.329257][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.329821][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.330094][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b1c0 RCX: 1ff4000000018eed [ 132.330458][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b27c [ 132.330752][ T12] RBP: ff11000009c8c000 R08: 1fe2200001feb651 R09: ff11000001aed1d0 [ 132.331099][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.331389][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.331699][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.332015][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.332285][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.333014][ T12] PKRU: 55555554 [ 132.333211][ T12] Call Trace: [ 132.333436][ T12] [ 132.333616][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.333872][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.334117][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.334377][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.334630][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.334847][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.335085][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.335305][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.335558][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.335799][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.336026][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.336283][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.336534][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.336787][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.337005][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.337234][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.337490][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.337734][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.337926][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.338124][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.338296][ T12] kthread (kernel/kthread.c:436) [ 132.338456][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.338676][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.338849][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.339023][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.339225][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.339417][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.339598][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.342579][ T12] ------------[ cut here ]------------ | [ 132.342806][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.343089][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.343773][ T12] Tainted: [W]=WARN [ 132.344024][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.344321][ T12] Workqueue: netns cleanup_net [ 132.344628][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.344938][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.345531][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.345854][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b63c0 RCX: 1ff4000000018eed [ 132.346181][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b647c [ 132.346484][ T12] RBP: ff1100000f969000 R08: 1fe2200001936c91 R09: ff11000001aed1d0 [ 132.346818][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.347094][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.347388][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.347721][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.347969][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.348250][ T12] PKRU: 55555554 [ 132.348448][ T12] Call Trace: [ 132.348651][ T12] [ 132.348814][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.349067][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.349315][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.349546][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.349786][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.350006][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.350224][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.350459][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.350945][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.351164][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.351402][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.351651][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.351873][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.352104][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.352321][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.352559][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.352815][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.353035][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.353259][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.353498][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.353737][ T12] kthread (kernel/kthread.c:436) [ 132.353944][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.354192][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.354427][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.354657][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.354905][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.355125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.355379][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.358456][ T12] ------------[ cut here ]------------ | [ 132.358652][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.358936][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.359792][ T12] Tainted: [W]=WARN [ 132.360002][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.360287][ T12] Workqueue: netns cleanup_net [ 132.360525][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.360800][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.361325][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.361612][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7a80 RCX: 1ff4000000018eed [ 132.361900][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7b3c [ 132.362175][ T12] RBP: ff110000096cc000 R08: 1fe2200001936f69 R09: ff11000001aed1d0 [ 132.362463][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.362754][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.363030][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.363337][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.363617][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.363894][ T12] PKRU: 55555554 [ 132.364079][ T12] Call Trace: [ 132.364264][ T12] [ 132.364437][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.364706][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.364949][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.365165][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.365398][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.365634][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.365859][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.366076][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.366295][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.366524][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.366759][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.366977][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.367193][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.367476][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.367756][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.368034][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.368306][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.368599][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.368869][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.369140][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.369401][ T12] kthread (kernel/kthread.c:436) [ 132.369539][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.369751][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.369955][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.370131][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.370365][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.370539][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.370726][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.373885][ T12] ------------[ cut here ]------------ | [ 132.374054][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.374856][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.375514][ T12] Tainted: [W]=WARN [ 132.375734][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.375988][ T12] Workqueue: netns cleanup_net [ 132.376221][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.376754][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.377642][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 132.377898][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7e00 RCX: 1ff4000000018e99 [ 132.378197][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7ebc [ 132.378493][ T12] RBP: ff11000008d0c000 R08: 1fe2200001936fd9 R09: ff11000001aed1d0 [ 132.378792][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.379069][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.379367][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.379691][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.379954][ T12] CR2: 00007fd985c2ec20 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.380234][ T12] PKRU: 55555554 [ 132.380435][ T12] Call Trace: [ 132.380644][ T12] [ 132.380808][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.381065][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.381317][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 132.381551][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.381801][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 132.382054][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 132.382278][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 132.382510][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 132.382751][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 132.382998][ T12] notifier_call_chain (kernel/notifier.c:85) [ 132.383223][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 132.383491][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.383770][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.384017][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.384297][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.384611][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.384884][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.385155][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.385443][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.385766][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.386041][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.386305][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.386493][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.386733][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.386910][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.387090][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.387269][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.387457][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.387652][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.387832][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.388005][ T12] kthread (kernel/kthread.c:436) [ 132.388148][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.388372][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.388546][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.388738][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.388943][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.389122][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.389298][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.400268][ T12] ------------[ cut here ]------------ | [ 132.400426][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.400689][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.401120][ T12] Tainted: [W]=WARN [ 132.401211][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.401370][ T12] Workqueue: netns cleanup_net [ 132.401497][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.401692][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.402121][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.402271][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6580 RCX: 1ff4000000018eed [ 132.402454][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b663c [ 132.402656][ T12] RBP: ff110000028c9000 R08: 1fe2200001936cc9 R09: ff11000001aed1d0 [ 132.402830][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 132.403007][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.403185][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.403398][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.403548][ T12] CR2: 000055f6a150ed40 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 132.403734][ T12] PKRU: 55555554 [ 132.403825][ T12] Call Trace: [ 132.403914][ T12] [ 132.403977][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.404129][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.404278][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.404406][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.404528][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.404664][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.404784][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.404905][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.405026][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.405143][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.405265][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.405389][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.405508][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.405638][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.405754][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.405873][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.405999][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.406116][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.406239][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.406366][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.406484][ T12] kthread (kernel/kthread.c:436) [ 132.406582][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.406731][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.406851][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.406971][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.407121][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.407247][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.407371][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.416100][ T2863] ------------[ cut here ]------------ | [ 132.416259][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2863 | [ 132.416534][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.416988][ T2863] Tainted: [W]=WARN [ 132.417087][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.417255][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.417432][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.417911][ T2863] RSP: 0018:ffa00000010bfa80 EFLAGS: 00010286 [ 132.418078][ T2863] RAX: 00000000ffffffa6 RBX: ff11000006051700 RCX: 1ff4000000217f16 [ 132.418276][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060517bc [ 132.418480][ T2863] RBP: ff11000001ecc000 R08: 1fe2200000c0a2f9 R09: ff11000005885180 [ 132.418687][ T2863] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.418886][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ecc000 [ 132.419085][ T2863] FS: 00007f651e572840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.419317][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.419491][ T2863] CR2: 00007f651e779430 CR3: 00000000127a8003 CR4: 0000000000771ef0 [ 132.419695][ T2863] PKRU: 55555554 [ 132.419794][ T2863] Call Trace: [ 132.419893][ T2863] [ 132.419980][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.420118][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.420251][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.420358][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.420492][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.420670][ T2863] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.420805][ T2863] register_netdev (net/core/dev.c:11552) [ 132.420940][ T2863] loopback_net_init (drivers/net/loopback.c:218) [ 132.421090][ T2863] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 132.421224][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.421323][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.421426][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.421558][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.421706][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.421843][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.421979][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.422115][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.422249][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.422386][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.422521][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.422659][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.422792][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.422925][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.423056][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.423188][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.423319][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.423459][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.423600][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.423765][ T2863] RIP: 0033:0x7f651e834bcb [ 132.423906][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.424381][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.424587][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.424781][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.424978][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.425176][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.425383][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.429769][ T2863] ------------[ cut here ]------------ | [ 132.429908][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2863 | [ 132.430165][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.430618][ T2863] Tainted: [W]=WARN [ 132.430718][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.430884][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.431053][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.431531][ T2863] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.431705][ T2863] RAX: 00000000ffffffa6 RBX: ff1100000ea8fc40 RCX: 1ff4000000217ee9 [ 132.431900][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea8fcfc [ 132.432097][ T2863] RBP: ff110000095d4000 R08: 1fe2200001d51fa1 R09: ff11000005885180 [ 132.432291][ T2863] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.432488][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095d4000 [ 132.432690][ T2863] FS: 00007f651e572840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.432919][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.433082][ T2863] CR2: 00007f651e779430 CR3: 00000000127a8003 CR4: 0000000000771ef0 [ 132.433277][ T2863] PKRU: 55555554 [ 132.433381][ T2863] Call Trace: [ 132.433479][ T2863] [ 132.433548][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.433689][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.433819][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.433919][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.434051][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.434213][ T2863] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.434352][ T2863] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.434484][ T2863] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.434625][ T2863] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.434758][ T2863] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.434889][ T2863] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.435023][ T2863] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.435158][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.435260][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.435363][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.435494][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.435649][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.435781][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.435918][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.436054][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.436184][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.436320][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.436458][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.436597][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.436731][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.436864][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.436994][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.437125][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.437256][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.437392][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.437523][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.437693][ T2863] RIP: 0033:0x7f651e834bcb [ 132.437833][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.438300][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.438530][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.438740][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.438934][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.439131][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.439337][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.440995][ T12] ------------[ cut here ]------------ | [ 132.441125][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.441382][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.441836][ T12] Tainted: [W]=WARN [ 132.441929][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.442085][ T12] Workqueue: netns cleanup_net [ 132.442223][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.442392][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.442846][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 132.443011][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ea8eac0 RCX: 1ff4000000018eaf [ 132.443226][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea8eb7c [ 132.443420][ T12] RBP: ff11000010279000 R08: 1fe2200001d51d71 R09: ff11000001aed1d0 [ 132.443624][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 132.443813][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012af1000 [ 132.444010][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.444234][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.444392][ T12] CR2: 000055f6a150ed40 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 132.444590][ T12] PKRU: 55555554 [ 132.444684][ T12] Call Trace: [ 132.444777][ T12] [ 132.444841][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.444966][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.445060][ T12] netif_close_many (net/core/dev.c:1804) [ 132.445184][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 132.445308][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.445437][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 132.445602][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 132.445763][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.445887][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.446053][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.446176][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.446300][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 132.446459][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 132.446663][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 132.446791][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 132.446915][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 132.447040][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 132.447165][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 132.447291][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.447419][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.447545][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.447683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.447807][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.447931][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.448059][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.448183][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.448311][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.448440][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.448567][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.448708][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.448831][ T12] kthread (kernel/kthread.c:436) [ 132.448925][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.449078][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.449202][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.449327][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.449487][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.449620][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.449744][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.451514][ T12] ------------[ cut here ]------------ | [ 132.451657][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.451897][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.452335][ T12] Tainted: [W]=WARN [ 132.452434][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.452599][ T12] Workqueue: netns cleanup_net [ 132.452748][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.452911][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.453357][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 132.453515][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf771c0 RCX: 1ff4000000018eaf [ 132.453711][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf7727c [ 132.453897][ T12] RBP: ff11000012af1000 R08: 1fe22000019eee51 R09: ff11000001aed1d0 [ 132.454092][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 132.454278][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 132.454469][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.454701][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.454859][ T12] CR2: 000055f6a150ed40 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 132.455050][ T12] PKRU: 55555554 [ 132.455145][ T12] Call Trace: [ 132.455238][ T12] [ 132.455302][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.455430][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 132.455555][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.455688][ T12] netif_close_many (net/core/dev.c:1804) [ 132.455816][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 132.455940][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.456067][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 132.456224][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 132.456385][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.456515][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.456679][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.456802][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.456930][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 132.457087][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 132.457214][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 132.457351][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 132.457477][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 132.457631][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 132.457761][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 132.457889][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.458016][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.458143][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.458268][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.458396][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.458524][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.458673][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.458799][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.458930][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.459057][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.459185][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.459315][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.459445][ T12] kthread (kernel/kthread.c:436) [ 132.459546][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.459712][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.459835][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.459961][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.460116][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.460241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.460374][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.469667][ T12] ------------[ cut here ]------------ | [ 132.469820][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.470054][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.470844][ T12] Tainted: [W]=WARN [ 132.470938][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.471089][ T12] Workqueue: netns cleanup_net [ 132.471216][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.471377][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.471811][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 132.471960][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bee40 RCX: 1ff4000000018ed5 [ 132.472138][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6beefc [ 132.472318][ T12] RBP: ff11000010279000 R08: 1fe2200001ad7de1 R09: ff11000001aed1d0 [ 132.472500][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 132.472683][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.472866][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.473074][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.473228][ T12] CR2: 000055f6a150ed40 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 132.473412][ T12] PKRU: 55555554 [ 132.473502][ T12] Call Trace: [ 132.473599][ T12] [ 132.473661][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.473812][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.473962][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.474082][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.474202][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 132.474362][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 132.474484][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 132.474613][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 132.474731][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 132.474852][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 132.474973][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.475093][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.475215][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.475370][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.475488][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.475621][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.475742][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.475862][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.475987][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.476109][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.476234][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.476363][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.476487][ T12] kthread (kernel/kthread.c:436) [ 132.476590][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.476740][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.476859][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.476979][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.477130][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.477250][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.477376][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.479742][ T12] ------------[ cut here ]------------ | [ 132.479866][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.480109][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.480543][ T12] Tainted: [W]=WARN [ 132.480647][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.480795][ T12] Workqueue: netns cleanup_net [ 132.480919][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.481075][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.481513][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 132.481674][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be580 RCX: 1ff4000000018ed5 [ 132.481852][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be63c [ 132.482030][ T12] RBP: ff11000012af1000 R08: 1fe2200001ad7cc9 R09: ff11000001aed1d0 [ 132.482207][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 132.482395][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.482583][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.482791][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.482941][ T12] CR2: 000055f6a150ed40 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 132.483121][ T12] PKRU: 55555554 [ 132.483211][ T12] Call Trace: [ 132.483302][ T12] [ 132.483369][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.483523][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.483694][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.483814][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.483932][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 132.484086][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 132.484206][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 132.484327][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 132.484449][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 132.484569][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 132.484701][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.484820][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.484944][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.485065][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.485184][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.485306][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.485431][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.485553][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.485684][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.485803][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.485928][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.486052][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.486170][ T12] kthread (kernel/kthread.c:436) [ 132.486261][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.486416][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.486534][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.486666][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.486814][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.486934][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.487054][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.489266][ T12] ------------[ cut here ]------------ | [ 132.489831][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.490082][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.490561][ T12] Tainted: [W]=WARN [ 132.490661][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.490808][ T12] Workqueue: netns cleanup_net [ 132.490931][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.491086][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.491555][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 132.491716][ T12] RAX: 00000000ffffffa6 RBX: ff110000137df8c0 RCX: 1ff4000000018ed5 [ 132.491897][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137df97c [ 132.492076][ T12] RBP: ff110000136bc000 R08: 1fe22000026fbf31 R09: ff11000001aed1d0 [ 132.492253][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 132.492488][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.492682][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.492887][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.493036][ T12] CR2: 000055f6a150ed40 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 132.493215][ T12] PKRU: 55555554 [ 132.493304][ T12] Call Trace: [ 132.493441][ T12] [ 132.493504][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.493671][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.493818][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.493937][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.494056][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 132.494206][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 132.494326][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 132.494493][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 132.494621][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 132.494742][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 132.494864][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.494982][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.495104][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.495224][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.495344][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.495530][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.495674][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.495796][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.495919][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.496038][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.496166][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.496291][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.496459][ T12] kthread (kernel/kthread.c:436) [ 132.496550][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.496916][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.497037][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.497158][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.497309][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.497476][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.497607][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.507827][ T2863] ------------[ cut here ]------------ | [ 132.507989][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2863 | [ 132.508543][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.508996][ T2863] Tainted: [W]=WARN [ 132.509097][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.509265][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.509448][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.509930][ T2863] RSP: 0018:ffa00000010bf8f8 EFLAGS: 00010286 [ 132.510096][ T2863] RAX: 00000000ffffffa6 RBX: ff1100000ca6b8c0 RCX: 1ff4000000217ee5 [ 132.510298][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b97c [ 132.510501][ T2863] RBP: ff1100000e961000 R08: 1fe220000194d731 R09: ff11000005885180 [ 132.510708][ T2863] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.510905][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e961000 [ 132.511121][ T2863] FS: 00007f651e572840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.511363][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.511529][ T2863] CR2: 00007f651e779430 CR3: 00000000127a8003 CR4: 0000000000771ef0 [ 132.511739][ T2863] PKRU: 55555554 [ 132.511839][ T2863] Call Trace: [ 132.511940][ T2863] [ 132.512009][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.512144][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.512278][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.512386][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.512521][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.512696][ T2863] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.512832][ T2863] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.512967][ T2863] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.513102][ T2863] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.513239][ T2863] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.513380][ T2863] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.513515][ T2863] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 132.513658][ T2863] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 132.513795][ T2863] vti_init_net (net/ipv4/ip_vti.c:517) [ 132.513929][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.514033][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.514133][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.514265][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.514405][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.514539][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.514685][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.514821][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.514955][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.515091][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.515226][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.515362][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.515496][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.515645][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.515778][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.515911][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.516043][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.516177][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.516311][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.516484][ T2863] RIP: 0033:0x7f651e834bcb [ 132.516630][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.517119][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.517320][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.517537][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.517750][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.517947][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.518147][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.522365][ T2863] ------------[ cut here ]------------ | [ 132.522501][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2863 | [ 132.522785][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.523222][ T2863] Tainted: [W]=WARN [ 132.523323][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.523538][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.523720][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.524189][ T2863] RSP: 0018:ffa00000010bfa78 EFLAGS: 00010286 [ 132.524360][ T2863] RAX: 00000000ffffffa6 RBX: ff1100000d7e3a80 RCX: 1ff4000000217f15 [ 132.524558][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3b3c [ 132.524767][ T2863] RBP: ff11000009ae1000 R08: 1fe2200001afc769 R09: ff11000005885180 [ 132.524966][ T2863] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.525162][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ae1000 [ 132.525368][ T2863] FS: 00007f651e572840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.525616][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.525783][ T2863] CR2: 00007f651e779430 CR3: 00000000127a8003 CR4: 0000000000771ef0 [ 132.525983][ T2863] PKRU: 55555554 [ 132.526082][ T2863] Call Trace: [ 132.526181][ T2863] [ 132.526249][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.526404][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.526542][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.526655][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.526788][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.526965][ T2863] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.527099][ T2863] register_netdev (net/core/dev.c:11552) [ 132.527232][ T2863] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 132.527377][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.527479][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.527598][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.527729][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.527860][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.527995][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.528129][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.528267][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.528408][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.528542][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.528685][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.528817][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.528955][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.529088][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.529219][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.529358][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.529489][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.529637][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.529770][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.529939][ T2863] RIP: 0033:0x7f651e834bcb [ 132.530078][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.530770][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.530971][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.531168][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.531372][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.531570][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.531784][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.541675][ T2863] ------------[ cut here ]------------ | [ 132.541848][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2863 | [ 132.542112][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.542583][ T2863] Tainted: [W]=WARN [ 132.542691][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.542858][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.543030][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.543526][ T2863] RSP: 0018:ffa00000010bfa68 EFLAGS: 00010286 [ 132.543705][ T2863] RAX: 00000000ffffffa6 RBX: ff110000137de900 RCX: 1ff4000000217f13 [ 132.543902][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de9bc [ 132.544101][ T2863] RBP: ff1100000faf9000 R08: 1fe22000026fbd39 R09: ff11000005885180 [ 132.544298][ T2863] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.544504][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000faf9000 [ 132.544721][ T2863] FS: 00007f651e572840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.544953][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.545121][ T2863] CR2: 00007f651e779430 CR3: 00000000127a8003 CR4: 0000000000771ef0 [ 132.545321][ T2863] PKRU: 55555554 [ 132.545425][ T2863] Call Trace: [ 132.545524][ T2863] [ 132.545602][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.545744][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.545875][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.545977][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.546112][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.546283][ T2863] register_netdev (net/core/dev.c:11552) [ 132.546425][ T2863] sit_init_net (net/ipv6/sit.c:1860) [ 132.546561][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.546673][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.546774][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.546907][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.547039][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.547175][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.547310][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.547451][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.547594][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.547729][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.547861][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.547994][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.548129][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.548264][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.548402][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.548533][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.548678][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.548811][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.548945][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.549110][ T2863] RIP: 0033:0x7f651e834bcb [ 132.549247][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.549759][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.549959][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.550154][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.550368][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.550565][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.550782][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.556818][ T2863] ------------[ cut here ]------------ | [ 132.556958][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2863 | [ 132.557221][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.558203][ T2863] Tainted: [W]=WARN [ 132.558304][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.558530][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.558715][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.559184][ T2863] RSP: 0018:ffa00000010bfa78 EFLAGS: 00010286 [ 132.559411][ T2863] RAX: 00000000ffffffa6 RBX: ff1100001369c740 RCX: 1ff4000000217f15 [ 132.559622][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369c7fc [ 132.559819][ T2863] RBP: ff11000004ce1000 R08: 1fe22000026d3901 R09: ff11000005885180 [ 132.560026][ T2863] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.560226][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ce1000 [ 132.560483][ T2863] FS: 00007f651e572840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.560739][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.560935][ T2863] CR2: 00007f651e779430 CR3: 00000000127a8003 CR4: 0000000000771ef0 [ 132.561136][ T2863] PKRU: 55555554 [ 132.561235][ T2863] Call Trace: [ 132.561334][ T2863] [ 132.561460][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.561605][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.561739][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.561841][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.561976][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.562141][ T2863] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.562282][ T2863] register_netdev (net/core/dev.c:11552) [ 132.562472][ T2863] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 132.562619][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.562721][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.562826][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.562959][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.563093][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.563230][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.563419][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.563554][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.563693][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.563827][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.563958][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.564092][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.564228][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.564418][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.564551][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.564691][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.564824][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.564956][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.565090][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.565265][ T2863] RIP: 0033:0x7f651e834bcb [ 132.565468][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.565947][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.566146][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.566342][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.566606][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.566802][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.566999][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.571756][ T2863] ------------[ cut here ]------------ | [ 132.571955][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2863 | [ 132.572265][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.572849][ T2863] Tainted: [W]=WARN [ 132.573000][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.573223][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.573458][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.573994][ T2863] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.574213][ T2863] RAX: 00000000ffffffa6 RBX: ff110000028feac0 RCX: 1ff4000000217ee9 [ 132.574473][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feb7c [ 132.574745][ T2863] RBP: ff110000128e1000 R08: 1fe220000051fd71 R09: ff11000005885180 [ 132.574990][ T2863] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.575233][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128e1000 [ 132.575496][ T2863] FS: 00007f651e572840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.575803][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.576019][ T2863] CR2: 00007fd985c2ec20 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 132.576264][ T2863] PKRU: 55555554 [ 132.576427][ T2863] Call Trace: [ 132.576586][ T2863] [ 132.576712][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.576898][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.577083][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.577235][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.577433][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.577667][ T2863] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.577851][ T2863] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.578035][ T2863] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.578217][ T2863] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.578418][ T2863] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.578612][ T2863] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.578796][ T2863] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.578981][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.579134][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.579285][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.579478][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.579684][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.579870][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.580054][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.580239][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.580435][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.580636][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.580818][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.581003][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.581187][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.581386][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.581567][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.581768][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.581951][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.582132][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.582315][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.582543][ T2863] RIP: 0033:0x7f651e834bcb [ 132.582746][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.583262][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.583524][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.583793][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.584038][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.584283][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.584540][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.589414][ T2863] ------------[ cut here ]------------ | [ 132.589616][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2863 | [ 132.589929][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.590477][ T2863] Tainted: [W]=WARN [ 132.590644][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.590874][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.591107][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.591661][ T2863] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.591881][ T2863] RAX: 00000000ffffffa6 RBX: ff1100000c415000 RCX: 1ff4000000217ee9 [ 132.592128][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4150bc [ 132.592385][ T2863] RBP: ff1100000a3a4000 R08: 1fe2200001882a19 R09: ff11000005885180 [ 132.592646][ T2863] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.592891][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3a4000 [ 132.593141][ T2863] FS: 00007f651e572840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.593433][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.593666][ T2863] CR2: 00007fd985c2ec20 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 132.593916][ T2863] PKRU: 55555554 [ 132.594064][ T2863] Call Trace: [ 132.594212][ T2863] [ 132.594331][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.594530][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.594733][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.594889][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.595075][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.595288][ T2863] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.595487][ T2863] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.595688][ T2863] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.595873][ T2863] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.596076][ T2863] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.596260][ T2863] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.596457][ T2863] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.596663][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.596815][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.596965][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.597149][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.597333][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.597530][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.597734][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.597920][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.598101][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.598282][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.598484][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.598681][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.598863][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.599063][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.599244][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.599438][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.599635][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.599817][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.600000][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.600211][ T2863] RIP: 0033:0x7f651e834bcb [ 132.600412][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.600938][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.601187][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.601445][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.601706][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.601947][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.602193][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.607046][ T2863] ------------[ cut here ]------------ | [ 132.607223][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2863 | [ 132.607542][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.608086][ T2863] Tainted: [W]=WARN [ 132.608233][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.608459][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.608698][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.609203][ T2863] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.609429][ T2863] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff4000000217ee9 [ 132.609691][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 132.609933][ T2863] RBP: ff11000012b11000 R08: 1fe22000019ea021 R09: ff11000005885180 [ 132.610174][ T2863] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.610427][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b11000 [ 132.610694][ T2863] FS: 00007f651e572840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.610969][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.611180][ T2863] CR2: 00007fd985c2ec20 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 132.611434][ T2863] PKRU: 55555554 [ 132.611592][ T2863] Call Trace: [ 132.611744][ T2863] [ 132.611865][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.612046][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.612226][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.612389][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.612579][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.612798][ T2863] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.612979][ T2863] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.613162][ T2863] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.613341][ T2863] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.613536][ T2863] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.613733][ T2863] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.613914][ T2863] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.614096][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.614248][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.614410][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.614601][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.614788][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.614971][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.615156][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.615339][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.615534][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.615733][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.615916][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.616097][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.616277][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.616469][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.616663][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.616844][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.617024][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.617207][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.617403][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.617627][ T2863] RIP: 0033:0x7f651e834bcb [ 132.617814][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.618320][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.618589][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.618839][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.619081][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.619324][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.619592][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.624870][ T2863] ------------[ cut here ]------------ | [ 132.625049][ T2863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2863 | [ 132.625377][ T2863] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.625926][ T2863] Tainted: [W]=WARN [ 132.626076][ T2863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.626292][ T2863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.626529][ T2863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.627062][ T2863] RSP: 0018:ffa00000010bfa70 EFLAGS: 00010286 [ 132.627279][ T2863] RAX: 00000000ffffffa6 RBX: ff1100000c67f000 RCX: 1ff4000000217f14 [ 132.627544][ T2863] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f0bc [ 132.627805][ T2863] RBP: ff1100000e821000 R08: 1fe22000018cfe19 R09: ff11000005885180 [ 132.628052][ T2863] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.628299][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e821000 [ 132.628589][ T2863] FS: 00007f651e572840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.628881][ T2863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.629096][ T2863] CR2: 00007fd985c2ec20 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 132.629359][ T2863] PKRU: 55555554 [ 132.629508][ T2863] Call Trace: [ 132.629677][ T2863] [ 132.629797][ T2863] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.629983][ T2863] ? notifier_call_chain (kernel/notifier.c:85) [ 132.630167][ T2863] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.630320][ T2863] register_netdevice (net/core/dev.c:11488) [ 132.630518][ T2863] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.630754][ T2863] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.630945][ T2863] register_netdev (net/core/dev.c:11552) [ 132.631130][ T2863] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 132.631316][ T2863] ops_init (net/core/net_namespace.c:137) [ 132.631489][ T2863] setup_net (net/core/net_namespace.c:446) [ 132.631661][ T2863] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.631847][ T2863] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.632032][ T2863] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.632219][ T2863] copy_net_ns (net/core/net_namespace.c:579) [ 132.632419][ T2863] create_new_namespaces (kernel/nsproxy.c:132) [ 132.632615][ T2863] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.632799][ T2863] ksys_unshare (kernel/fork.c:3243) [ 132.632982][ T2863] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.633164][ T2863] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.633362][ T2863] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.633550][ T2863] ? __ia32_sys_open (fs/open.c:1374) [ 132.633748][ T2863] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.633930][ T2863] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.634111][ T2863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.634294][ T2863] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.634491][ T2863] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.634695][ T2863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.634910][ T2863] RIP: 0033:0x7f651e834bcb [ 132.635100][ T2863] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.635650][ T2863] RSP: 002b:00007ffe3585c018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.635906][ T2863] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f651e834bcb [ 132.636156][ T2863] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.636417][ T2863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.636681][ T2863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe3585e240 [ 132.636929][ T2863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3585e877 | [ 132.642008][ T12] ------------[ cut here ]------------ | [ 132.642163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.642420][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.642869][ T12] Tainted: [W]=WARN [ 132.642962][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.643114][ T12] Workqueue: netns cleanup_net [ 132.643242][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.643411][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.643860][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 132.644020][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f380 RCX: 1ff4000000018ec7 [ 132.644206][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f43c [ 132.644414][ T12] RBP: ff11000008dd9000 R08: 1fe2200001f65e89 R09: ff11000001aed1d0 [ 132.644608][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 132.644791][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 132.644982][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.645194][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.645353][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.645544][ T12] PKRU: 55555554 [ 132.645647][ T12] Call Trace: [ 132.645740][ T12] [ 132.645805][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.645932][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.646024][ T12] netif_close_many (net/core/dev.c:1804) [ 132.646148][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.646272][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 132.646439][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 132.646611][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.646734][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.646890][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.647015][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.647138][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.647261][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.647390][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.647514][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.647648][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.647775][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.647898][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.648024][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.648152][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.648275][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.648405][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.648530][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.648668][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.648797][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.648922][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.649052][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.649181][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.649307][ T12] kthread (kernel/kthread.c:436) [ 132.649408][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.649564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.649702][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.649826][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.650034][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.650178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.650309][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.652294][ T12] ------------[ cut here ]------------ | [ 132.652525][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.652808][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.653264][ T12] Tainted: [W]=WARN [ 132.653424][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.653596][ T12] Workqueue: netns cleanup_net [ 132.653736][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.653960][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.654527][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 132.654696][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff4000000018e80 [ 132.654885][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 132.655075][ T12] RBP: ff110000094b9000 R08: 1fe22000016c6d71 R09: ff11000001aed1d0 [ 132.655264][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 132.655549][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 132.655748][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.655972][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.656130][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.656320][ T12] PKRU: 55555554 [ 132.656449][ T12] Call Trace: [ 132.656549][ T12] [ 132.656623][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.656751][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.656847][ T12] netif_close_many (net/core/dev.c:1804) [ 132.656979][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.657106][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.657234][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 132.657371][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 132.657500][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 132.657637][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 132.657763][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 132.657895][ T12] notifier_call_chain (kernel/notifier.c:85) [ 132.658025][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 132.658154][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 132.658283][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 132.658455][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 132.658620][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.658749][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.658919][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.659048][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.659176][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.659303][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.659436][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.659564][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.659703][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.659831][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.659960][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.660089][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.660221][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.660352][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.660482][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.660619][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.660751][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.660883][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.661009][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.661141][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.661274][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.661407][ T12] kthread (kernel/kthread.c:436) [ 132.661503][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.661671][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.661800][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.661930][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.662089][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.662216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.662343][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.664922][ T12] ------------[ cut here ]------------ | [ 132.665053][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 132.665284][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.666158][ T12] Tainted: [W]=WARN [ 132.666249][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.666447][ T12] Workqueue: netns cleanup_net [ 132.666579][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.666788][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.667216][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.667414][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32900 RCX: 1ff4000000018eed [ 132.667600][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce329bc [ 132.667776][ T12] RBP: ff11000010064000 R08: 1fe22000019c6539 R09: ff11000001aed1d0 [ 132.667956][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 132.668136][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.668317][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 132.668579][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.668731][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.668908][ T12] PKRU: 55555554 [ 132.668997][ T12] Call Trace: [ 132.669086][ T12] [ 132.669148][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.669301][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.669501][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.669633][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.669754][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.669873][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.669993][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.670267][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.670451][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.670569][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.670707][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.670826][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.670944][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.671064][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.671185][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.671306][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.671496][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.671678][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.671809][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.671932][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.672053][ T12] kthread (kernel/kthread.c:436) [ 132.672142][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.672286][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.672453][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.672583][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.672736][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.672857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.672978][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.686073][ T12] ------------[ cut here ]------------ | [ 132.686215][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 132.686464][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.686898][ T12] Tainted: [W]=WARN [ 132.686988][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.687149][ T12] Workqueue: netns cleanup_net [ 132.687277][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.687436][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.687894][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.688046][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33c40 RCX: 1ff4000000018eed [ 132.688226][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce33cfc [ 132.688411][ T12] RBP: ff110000058b4000 R08: 1fe22000019c67a1 R09: ff11000001aed1d0 [ 132.688595][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 132.688772][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.688945][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 132.689152][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.689303][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 132.689484][ T12] PKRU: 55555554 [ 132.689581][ T12] Call Trace: [ 132.689673][ T12] [ 132.689737][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.689886][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.690040][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.690175][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.690298][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.690419][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.690539][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.690670][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.690800][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.690921][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.691043][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.691161][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.691278][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.691402][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.691540][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.691672][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.691798][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.691915][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.692045][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.692385][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.692503][ T12] kthread (kernel/kthread.c:436) [ 132.692600][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.692748][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.692906][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.693253][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.693408][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.693527][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.693655][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.695947][ T12] ------------[ cut here ]------------ | [ 132.696074][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 132.696318][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.696751][ T12] Tainted: [W]=WARN [ 132.696838][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.696985][ T12] Workqueue: netns cleanup_net [ 132.697106][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.697258][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.697695][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.697841][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228e40 RCX: 1ff4000000018eed [ 132.698014][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228efc [ 132.698196][ T12] RBP: ff110000136c9000 R08: 1fe22000012451e1 R09: ff11000001aed1d0 [ 132.698374][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 132.698549][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.698733][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 132.698939][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.699086][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 132.699263][ T12] PKRU: 55555554 [ 132.699355][ T12] Call Trace: [ 132.699442][ T12] [ 132.699503][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.699669][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.699815][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.699933][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.700053][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.700170][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.700287][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.700411][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.700533][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.700660][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.700781][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.700899][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.701018][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.701139][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.701256][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.701380][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.701502][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.701634][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.701756][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.701881][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.701999][ T12] kthread (kernel/kthread.c:436) [ 132.702088][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.702235][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.702358][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.702479][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.702637][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.702763][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.702880][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.704863][ T12] ------------[ cut here ]------------ | [ 132.704987][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 132.705221][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.705656][ T12] Tainted: [W]=WARN [ 132.705745][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.705894][ T12] Workqueue: netns cleanup_net [ 132.706041][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.706193][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.706624][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.706771][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228ac0 RCX: 1ff4000000018eed [ 132.706947][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228b7c [ 132.707123][ T12] RBP: ff11000012a94000 R08: 1fe2200001245171 R09: ff11000001aed1d0 [ 132.707298][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 132.707477][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.707666][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 132.707869][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.708020][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 132.708195][ T12] PKRU: 55555554 [ 132.708284][ T12] Call Trace: [ 132.708377][ T12] [ 132.708438][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.708596][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.708739][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.708856][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.708974][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.709094][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.709213][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.709332][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.709457][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.709580][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.709703][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.709822][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.709943][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.710062][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.710179][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.710300][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.710426][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.710543][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.710678][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.710800][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.710920][ T12] kthread (kernel/kthread.c:436) [ 132.711010][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.711159][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.711278][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.711405][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.711552][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.711678][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.711799][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.714001][ T12] ------------[ cut here ]------------ | [ 132.714126][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 132.714843][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.715288][ T12] Tainted: [W]=WARN [ 132.715424][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.715578][ T12] Workqueue: netns cleanup_net [ 132.715703][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.715854][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.716300][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.716496][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228580 RCX: 1ff4000000018eed [ 132.716679][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922863c [ 132.716855][ T12] RBP: ff11000009a91000 R08: 1fe22000012450c9 R09: ff11000001aed1d0 [ 132.717077][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 132.717252][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.717474][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 132.717689][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.717838][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 132.718013][ T12] PKRU: 55555554 [ 132.718107][ T12] Call Trace: [ 132.718200][ T12] [ 132.718261][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.718460][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.718621][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.718743][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.718862][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.718982][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.719101][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.719220][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.719344][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.719517][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.719649][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.719771][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.719891][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.720015][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.720149][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.720269][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.720436][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.720555][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.720686][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.720809][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.720926][ T12] kthread (kernel/kthread.c:436) [ 132.721029][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.721178][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.721296][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.721458][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.721616][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.721735][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.721854][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.724203][ T12] ------------[ cut here ]------------ | [ 132.724384][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.724690][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.726578][ T12] Tainted: [W]=WARN [ 132.726728][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.726928][ T12] Workqueue: netns cleanup_net [ 132.727103][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.727312][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.727805][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.728005][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187e00 RCX: 1ff4000000018eed [ 132.728237][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187ebc [ 132.728479][ T12] RBP: ff110000128b9000 R08: 1fe2200001430fd9 R09: ff11000001aed1d0 [ 132.728724][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.728950][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.729196][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.729471][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.729690][ T12] CR2: 00007f651e7fd2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.729920][ T12] PKRU: 55555554 [ 132.730062][ T12] Call Trace: [ 132.730201][ T12] [ 132.730313][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.730549][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.730761][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.730934][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.731107][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.731280][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.731464][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.731653][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.731830][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.731999][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.732173][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.732361][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.732531][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.732723][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.732894][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.733069][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.733250][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.733437][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.733627][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.733806][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.733977][ T12] kthread (kernel/kthread.c:436) [ 132.734118][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.734319][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.734517][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.734707][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.734908][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.735079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.735250][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.744151][ T12] ------------[ cut here ]------------ | [ 132.744365][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.744678][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.745210][ T12] Tainted: [W]=WARN [ 132.745364][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.745561][ T12] Workqueue: netns cleanup_net [ 132.745755][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.745962][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.746454][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.746676][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a1540 RCX: 1ff4000000018eed [ 132.746904][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a15fc [ 132.747134][ T12] RBP: ff1100000eae4000 R08: 1fe2200001c342c1 R09: ff11000001aed1d0 [ 132.747483][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.747830][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.748157][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.748536][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.748799][ T12] CR2: 00007f651e7fd2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.749080][ T12] PKRU: 55555554 [ 132.749267][ T12] Call Trace: [ 132.749468][ T12] [ 132.749644][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.749901][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.750147][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.750381][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.750587][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.750763][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.750943][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.751116][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.751290][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.751476][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.751665][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.751837][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.752006][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.752180][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.752368][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.752541][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.752733][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.752908][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.753084][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.753260][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.753445][ T12] kthread (kernel/kthread.c:436) [ 132.753595][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.753800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.753972][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.754151][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.754366][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.754535][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.754721][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.757257][ T12] ------------[ cut here ]------------ | [ 132.757446][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.757742][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.758266][ T12] Tainted: [W]=WARN [ 132.758640][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.758894][ T12] Workqueue: netns cleanup_net [ 132.759148][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.759366][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.759865][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.760067][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a1000 RCX: 1ff4000000018eed [ 132.760292][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a10bc [ 132.760533][ T12] RBP: ff11000008e94000 R08: 1fe2200001c34219 R09: ff11000001aed1d0 [ 132.760780][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.761008][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.761237][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.761508][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.761728][ T12] CR2: 00007f651e7fd2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.761957][ T12] PKRU: 55555554 [ 132.762104][ T12] Call Trace: [ 132.762245][ T12] [ 132.762372][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.762601][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.762803][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.762977][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.763151][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.763320][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.763507][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.763695][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.763868][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.764039][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.764219][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.764428][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.764607][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.764782][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.764953][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.765125][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.765300][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.765485][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.765696][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.765875][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.766051][ T12] kthread (kernel/kthread.c:436) [ 132.766192][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.766403][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.766586][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.766769][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.766973][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.767144][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.767316][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.769838][ T12] ------------[ cut here ]------------ | [ 132.770031][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.770341][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.771457][ T12] Tainted: [W]=WARN [ 132.771659][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.771904][ T12] Workqueue: netns cleanup_net [ 132.772126][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.772395][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.772953][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.773199][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a0e40 RCX: 1ff4000000018eed [ 132.773489][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a0efc [ 132.774420][ T12] RBP: ff1100001032c000 R08: 1fe2200001c341e1 R09: ff11000001aed1d0 [ 132.774708][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.774984][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.775279][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.775614][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.775875][ T12] CR2: 00007f651e7fd2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.776153][ T12] PKRU: 55555554 [ 132.776340][ T12] Call Trace: [ 132.776605][ T12] [ 132.776767][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.777021][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.777319][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.777625][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.777895][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.778163][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.778444][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.778723][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.779001][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.779255][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.779483][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.779670][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.779857][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.780032][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.780201][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.780386][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.780562][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.780750][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.780926][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.781101][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.781275][ T12] kthread (kernel/kthread.c:436) [ 132.781430][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.781646][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.781817][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.781989][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.782188][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.782373][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.782547][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.786452][ T12] ------------[ cut here ]------------ | [ 132.786640][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.786936][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.787542][ T12] Tainted: [W]=WARN [ 132.787699][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.787909][ T12] Workqueue: netns cleanup_net [ 132.788089][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.788300][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.788935][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 132.789245][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a03c0 RCX: 1ff4000000018e99 [ 132.789612][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a047c [ 132.789944][ T12] RBP: ff110000094b9000 R08: 1fe2200001c34091 R09: ff11000001aed1d0 [ 132.790265][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.790597][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.790900][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.791215][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.791482][ T12] CR2: 00007f651e7fd2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.791784][ T12] PKRU: 55555554 [ 132.791977][ T12] Call Trace: [ 132.792168][ T12] [ 132.792330][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.792626][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.792884][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 132.793496][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.793745][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 132.793999][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 132.794226][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 132.794469][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 132.794712][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 132.794939][ T12] notifier_call_chain (kernel/notifier.c:85) [ 132.795162][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 132.795434][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.795704][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.795931][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.796156][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.796393][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.796635][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.796861][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.797084][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.797306][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.797547][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.797789][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.798012][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.798235][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.798480][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.798728][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.798956][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.799177][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.799450][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.799652][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.799825][ T12] kthread (kernel/kthread.c:436) [ 132.799971][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.800174][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.800365][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.800545][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.800901][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.801078][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.801254][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.807744][ T12] ------------[ cut here ]------------ | [ 132.807920][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.808200][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.809290][ T12] Tainted: [W]=WARN [ 132.809508][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.809775][ T12] Workqueue: netns cleanup_net [ 132.809999][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.810254][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.810835][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 132.811097][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e1a0200 RCX: 1ff4000000018eed [ 132.811382][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e1a02bc [ 132.811665][ T12] RBP: ff11000008dd9000 R08: 1fe2200001c34059 R09: ff11000001aed1d0 [ 132.811941][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.812221][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.812508][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.812834][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.813078][ T12] CR2: 00007f651e7fd2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.813367][ T12] PKRU: 55555554 [ 132.813553][ T12] Call Trace: [ 132.813751][ T12] [ 132.813909][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.814156][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.814413][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 132.814646][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 132.814866][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 132.815105][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 132.815324][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 132.815557][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 132.815791][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.816014][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.816232][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.816478][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.816713][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.816931][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.817174][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.817447][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.817738][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.817908][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.818085][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.818262][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.818460][ T12] kthread (kernel/kthread.c:436) [ 132.818617][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.818832][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.819003][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.819174][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.819386][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.819560][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.819779][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.828595][ T2864] ------------[ cut here ]------------ | [ 132.828747][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.829015][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.829986][ T2864] Tainted: [W]=WARN [ 132.830086][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.830254][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.830432][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.830914][ T2864] RSP: 0018:ffa00000010bfa80 EFLAGS: 00010286 [ 132.831081][ T2864] RAX: 00000000ffffffa6 RBX: ff1100000b6771c0 RCX: 1ff4000000217f16 [ 132.831279][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67727c [ 132.831485][ T2864] RBP: ff1100000e3f4000 R08: 1fe22000016cee51 R09: ff1100000eaa8b80 [ 132.831690][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.831888][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3f4000 [ 132.832087][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.832321][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.832492][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.832701][ T2864] PKRU: 55555554 [ 132.832800][ T2864] Call Trace: [ 132.832899][ T2864] [ 132.832968][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.833103][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.833271][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.833380][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.833516][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.833709][ T2864] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.833842][ T2864] register_netdev (net/core/dev.c:11552) [ 132.833975][ T2864] loopback_net_init (drivers/net/loopback.c:218) [ 132.834112][ T2864] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 132.834245][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.834353][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.834454][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.834595][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.834728][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.834862][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.834997][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.835145][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.835284][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.835424][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.835557][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.835701][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.835835][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.835974][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.836109][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.836245][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.836384][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.836517][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.836659][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.836824][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.836964][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.837451][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.837662][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.837859][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.838057][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.838256][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.838460][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.842395][ T2864] ------------[ cut here ]------------ | [ 132.842533][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.842808][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.843256][ T2864] Tainted: [W]=WARN [ 132.843446][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.843623][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.843796][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.844271][ T2864] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.844443][ T2864] RAX: 00000000ffffffa6 RBX: ff11000009229000 RCX: 1ff4000000217ee9 [ 132.844651][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092290bc [ 132.844848][ T2864] RBP: ff11000007c21000 R08: 1fe2200001245219 R09: ff1100000eaa8b80 [ 132.845049][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.845247][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c21000 [ 132.845456][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.845695][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.845863][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.846062][ T2864] PKRU: 55555554 [ 132.846161][ T2864] Call Trace: [ 132.846260][ T2864] [ 132.846329][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.846468][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.846612][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.846717][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.846850][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.847015][ T2864] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.847149][ T2864] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.847282][ T2864] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.847421][ T2864] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.847559][ T2864] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.847708][ T2864] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.847841][ T2864] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.847976][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.848077][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.848178][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.848311][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.848451][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.848595][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.848732][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.848867][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.849001][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.849134][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.849266][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.849404][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.849539][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.849686][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.849818][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.849950][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.850082][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.850216][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.850356][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.850521][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.850666][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.851138][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.851338][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.851544][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.851751][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.851947][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.852144][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.854110][ T12] ------------[ cut here ]------------ | [ 132.854282][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 132.855039][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.855711][ T12] Tainted: [W]=WARN [ 132.855916][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.856165][ T12] Workqueue: netns cleanup_net [ 132.856410][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.856690][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.857222][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 132.857491][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229e00 RCX: 1ff4000000018ed5 [ 132.857807][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009229ebc [ 132.858084][ T12] RBP: ff11000009444000 R08: 1fe22000012453d9 R09: ff11000001aed1d0 [ 132.858388][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 132.858682][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 132.858954][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 132.859216][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.859433][ T12] CR2: 00007f651e7fd2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 132.859683][ T12] PKRU: 55555554 [ 132.859830][ T12] Call Trace: [ 132.859973][ T12] [ 132.860089][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 132.860301][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 132.860530][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 132.860729][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 132.860910][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 132.861086][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 132.861261][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 132.861456][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 132.861651][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 132.861825][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.862006][ T12] cleanup_net (net/core/net_namespace.c:702) [ 132.862186][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 132.862374][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 132.862549][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 132.862740][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 132.862915][ T12] process_one_work (kernel/workqueue.c:3314) [ 132.863093][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 132.863266][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 132.863459][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 132.863667][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 132.863842][ T12] kthread (kernel/kthread.c:436) [ 132.863985][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 132.864189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.864377][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 132.864552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 132.864771][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 132.864944][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 132.865117][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 132.871793][ T2864] ------------[ cut here ]------------ | [ 132.871966][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.872269][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.872748][ T2864] Tainted: [W]=WARN [ 132.872849][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.873018][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.873196][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.873696][ T2864] RSP: 0018:ffa00000010bf8f8 EFLAGS: 00010286 [ 132.873867][ T2864] RAX: 00000000ffffffa6 RBX: ff1100000e9ec580 RCX: 1ff4000000217ee5 [ 132.874070][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec63c [ 132.874272][ T2864] RBP: ff11000012904000 R08: 1fe2200001d3d8c9 R09: ff1100000eaa8b80 [ 132.874482][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.874714][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012904000 [ 132.874920][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.875157][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.875324][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.875537][ T2864] PKRU: 55555554 [ 132.875648][ T2864] Call Trace: [ 132.875748][ T2864] [ 132.875817][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.875954][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.876091][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.876196][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.876333][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.876508][ T2864] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.876655][ T2864] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.876789][ T2864] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.876924][ T2864] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.877061][ T2864] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.877198][ T2864] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.877334][ T2864] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 132.877476][ T2864] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 132.877625][ T2864] vti_init_net (net/ipv4/ip_vti.c:517) [ 132.877761][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.877864][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.877965][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.878100][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.878235][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.878379][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.878518][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.878664][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.878799][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.878934][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.879070][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.879217][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.879357][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.879494][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.879639][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.879772][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.879905][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.880041][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.880174][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.880340][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.880493][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.880979][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.881183][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.881391][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.881600][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.881798][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.882000][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.886246][ T2864] ------------[ cut here ]------------ | [ 132.886451][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.886720][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.887159][ T2864] Tainted: [W]=WARN [ 132.887279][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.887454][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.887636][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.888109][ T2864] RSP: 0018:ffa00000010bfa78 EFLAGS: 00010286 [ 132.888274][ T2864] RAX: 00000000ffffffa6 RBX: ff1100001369d8c0 RCX: 1ff4000000217f15 [ 132.888476][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369d97c [ 132.888684][ T2864] RBP: ff1100000a39c000 R08: 1fe22000026d3b31 R09: ff1100000eaa8b80 [ 132.888922][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.889122][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a39c000 [ 132.889323][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.889558][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.889733][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.889935][ T2864] PKRU: 55555554 [ 132.890034][ T2864] Call Trace: [ 132.890135][ T2864] [ 132.890205][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.890338][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.890477][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.890590][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.890724][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.890891][ T2864] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.891026][ T2864] register_netdev (net/core/dev.c:11552) [ 132.891158][ T2864] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 132.891293][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.891397][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.891498][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.891639][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.891774][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.891914][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.892050][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.892183][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.892316][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.892452][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.892592][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.892728][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.892861][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.892995][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.893126][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.893259][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.893397][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.893532][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.893675][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.893845][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.893983][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.894457][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.894662][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.894859][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.895058][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.895255][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.895457][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.907997][ T2864] ------------[ cut here ]------------ | [ 132.908155][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.908423][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.908881][ T2864] Tainted: [W]=WARN [ 132.908980][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.909148][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.909319][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.909837][ T2864] RSP: 0018:ffa00000010bfa68 EFLAGS: 00010286 [ 132.910002][ T2864] RAX: 00000000ffffffa6 RBX: ff1100000b31d000 RCX: 1ff4000000217f13 [ 132.910199][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d0bc [ 132.910397][ T2864] RBP: ff11000006129000 R08: 1fe2200001663a19 R09: ff1100000eaa8b80 [ 132.910603][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.910796][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006129000 [ 132.910991][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.911219][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.911389][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.911596][ T2864] PKRU: 55555554 [ 132.911693][ T2864] Call Trace: [ 132.911791][ T2864] [ 132.911859][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.911991][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.912121][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.912222][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.912360][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.912527][ T2864] register_netdev (net/core/dev.c:11552) [ 132.912670][ T2864] sit_init_net (net/ipv6/sit.c:1860) [ 132.912802][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.912902][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.913002][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.913134][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.913265][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.913404][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.913536][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.913905][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.914038][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.914169][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.914302][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.914440][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.914581][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.914735][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.914869][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.914999][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.915130][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.915263][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.915398][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.915561][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.915710][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.916181][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.916383][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.916591][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.916789][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.916986][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.917179][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.921557][ T2864] ------------[ cut here ]------------ | [ 132.921716][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.921972][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.922429][ T2864] Tainted: [W]=WARN [ 132.922529][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.922704][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.922872][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.923340][ T2864] RSP: 0018:ffa00000010bfa78 EFLAGS: 00010286 [ 132.923543][ T2864] RAX: 00000000ffffffa6 RBX: ff11000006050900 RCX: 1ff4000000217f15 [ 132.923758][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060509bc [ 132.923955][ T2864] RBP: ff1100000a0c1000 R08: 1fe2200000c0a139 R09: ff1100000eaa8b80 [ 132.924150][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.924354][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c1000 [ 132.924553][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.924792][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.924958][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.925159][ T2864] PKRU: 55555554 [ 132.925258][ T2864] Call Trace: [ 132.925362][ T2864] [ 132.925430][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.925563][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.925707][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.925809][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.925943][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.926109][ T2864] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 132.926248][ T2864] register_netdev (net/core/dev.c:11552) [ 132.926386][ T2864] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 132.926518][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.926627][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.926728][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.926859][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.926993][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.927126][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.927257][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.927396][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.927529][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.927672][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.927805][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.927940][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.928072][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.928206][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.928337][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.928474][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.928616][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.928748][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.928879][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.929044][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.929181][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.929663][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.929862][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.930057][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.930252][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.930453][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.930657][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.934985][ T2864] ------------[ cut here ]------------ | [ 132.935171][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.935438][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.935885][ T2864] Tainted: [W]=WARN [ 132.935985][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.936148][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.936320][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.936795][ T2864] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.936962][ T2864] RAX: 00000000ffffffa6 RBX: ff1100000278a200 RCX: 1ff4000000217ee9 [ 132.937160][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a2bc [ 132.937360][ T2864] RBP: ff110000136b9000 R08: 1fe22000004f1459 R09: ff1100000eaa8b80 [ 132.937556][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.937756][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136b9000 [ 132.937954][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.938182][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.938356][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.938554][ T2864] PKRU: 55555554 [ 132.938660][ T2864] Call Trace: [ 132.938757][ T2864] [ 132.938824][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.938955][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.939084][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.939185][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.939319][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.939487][ T2864] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.939627][ T2864] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.939757][ T2864] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.939888][ T2864] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.940020][ T2864] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.940150][ T2864] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.940282][ T2864] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.940420][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.940520][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.940627][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.940758][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.940887][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.941020][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.941151][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.941284][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.941421][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.941550][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.942068][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.942198][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.942329][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.942466][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.942606][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.942735][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.942864][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.942994][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.943124][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.943594][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.943732][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.944195][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.944407][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.944611][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.944805][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.944998][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.945208][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.958174][ T2864] ------------[ cut here ]------------ | [ 132.958335][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.958682][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.959133][ T2864] Tainted: [W]=WARN [ 132.959234][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.959402][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.959581][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.960047][ T2864] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.960213][ T2864] RAX: 00000000ffffffa6 RBX: ff110000128a1000 RCX: 1ff4000000217ee9 [ 132.960413][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a10bc [ 132.960620][ T2864] RBP: ff1100000fbc9000 R08: 1fe2200002514219 R09: ff1100000eaa8b80 [ 132.960818][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.961012][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbc9000 [ 132.961207][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.961440][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.961620][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.961821][ T2864] PKRU: 55555554 [ 132.961918][ T2864] Call Trace: [ 132.962016][ T2864] [ 132.962084][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.962216][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.962352][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.962454][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.962598][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.962764][ T2864] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.962895][ T2864] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.963026][ T2864] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.963156][ T2864] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.963289][ T2864] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.963426][ T2864] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.963560][ T2864] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.963702][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.963802][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.963905][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.964044][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.964175][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.964309][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.964446][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.964590][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.964720][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.964849][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.964980][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.965109][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.965241][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.965380][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.965513][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.965657][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.965789][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.965920][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.966054][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.966215][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.966356][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.966850][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.967047][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.967243][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.967441][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.967645][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.967837][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.972196][ T2864] ------------[ cut here ]------------ | [ 132.972331][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.972600][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.973037][ T2864] Tainted: [W]=WARN [ 132.973135][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.973298][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.973473][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.973942][ T2864] RSP: 0018:ffa00000010bf918 EFLAGS: 00010286 [ 132.974107][ T2864] RAX: 00000000ffffffa6 RBX: ff110000057bac80 RCX: 1ff4000000217ee9 [ 132.974301][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bad3c [ 132.974509][ T2864] RBP: ff1100000e064000 R08: 1fe2200000af75a9 R09: ff1100000eaa8b80 [ 132.974712][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.974905][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e064000 [ 132.975100][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.975330][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.975498][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.975703][ T2864] PKRU: 55555554 [ 132.975802][ T2864] Call Trace: [ 132.975899][ T2864] [ 132.975967][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.976097][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.976234][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.976339][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.976477][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.976649][ T2864] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.976780][ T2864] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 132.976912][ T2864] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 132.977043][ T2864] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 132.977175][ T2864] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 132.977306][ T2864] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 132.977444][ T2864] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 132.977582][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.977685][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.977784][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.977915][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.978046][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.978178][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.978312][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.978453][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.978594][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.978725][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.978855][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.978985][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.979115][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.979258][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.979398][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.979528][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.979669][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.979799][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.979931][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.980098][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.980234][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.980710][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.980905][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.981100][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.981294][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.981490][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.981736][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 132.986562][ T2864] ------------[ cut here ]------------ | [ 132.986715][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2864 | [ 132.986985][ T2864] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 132.987432][ T2864] Tainted: [W]=WARN [ 132.987559][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 132.987741][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 132.987912][ T2864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 132.988386][ T2864] RSP: 0018:ffa00000010bfa70 EFLAGS: 00010286 [ 132.988553][ T2864] RAX: 00000000ffffffa6 RBX: ff1100000c2163c0 RCX: 1ff4000000217f14 [ 132.988758][ T2864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21647c [ 132.988957][ T2864] RBP: ff11000012be4000 R08: 1fe2200001842c91 R09: ff1100000eaa8b80 [ 132.989153][ T2864] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 132.989357][ T2864] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012be4000 [ 132.989554][ T2864] FS: 00007f328a978840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 132.989846][ T2864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.990013][ T2864] CR2: 00007f328ab827d0 CR3: 000000000998f005 CR4: 0000000000771ef0 [ 132.990214][ T2864] PKRU: 55555554 [ 132.990311][ T2864] Call Trace: [ 132.990421][ T2864] [ 132.990489][ T2864] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 132.990633][ T2864] ? notifier_call_chain (kernel/notifier.c:85) [ 132.990766][ T2864] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 132.990867][ T2864] register_netdevice (net/core/dev.c:11488) [ 132.991000][ T2864] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 132.991165][ T2864] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 132.991299][ T2864] register_netdev (net/core/dev.c:11552) [ 132.991436][ T2864] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 132.991577][ T2864] ops_init (net/core/net_namespace.c:137) [ 132.991683][ T2864] setup_net (net/core/net_namespace.c:446) [ 132.991784][ T2864] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 132.991917][ T2864] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 132.992050][ T2864] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 132.992186][ T2864] copy_net_ns (net/core/net_namespace.c:579) [ 132.992322][ T2864] create_new_namespaces (kernel/nsproxy.c:132) [ 132.992464][ T2864] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 132.992610][ T2864] ksys_unshare (kernel/fork.c:3243) [ 132.992744][ T2864] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 132.992877][ T2864] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 132.993009][ T2864] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 132.993142][ T2864] ? __ia32_sys_open (fs/open.c:1374) [ 132.993277][ T2864] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 132.993417][ T2864] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 132.993548][ T2864] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 132.993689][ T2864] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 132.993822][ T2864] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 132.993954][ T2864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 132.994116][ T2864] RIP: 0033:0x7f328ac3abcb [ 132.994255][ T2864] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 132.994745][ T2864] RSP: 002b:00007fff77271948 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 132.994944][ T2864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f328ac3abcb [ 132.995141][ T2864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 132.995340][ T2864] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 132.995542][ T2864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff77273b70 [ 132.995747][ T2864] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff77274877 | [ 133.028765][ T2865] ------------[ cut here ]------------ | [ 133.028963][ T2865] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2865 | [ 133.029283][ T2865] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.029869][ T2865] Tainted: [W]=WARN [ 133.030020][ T2865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.030241][ T2865] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.030483][ T2865] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.031052][ T2865] RSP: 0018:ffa00000010eee30 EFLAGS: 00010286 [ 133.031277][ T2865] RAX: 00000000ffffffa6 RBX: ff1100000d7e3e00 RCX: 1ff400000021dd8c [ 133.031543][ T2865] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3ebc [ 133.031808][ T2865] RBP: ff1100000a119000 R08: 1fe2200001afc7d9 R09: ff11000009742e80 [ 133.032057][ T2865] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 133.032311][ T2865] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c388788 [ 133.032585][ T2865] FS: 00007ff7e9818840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 133.032879][ T2865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.033099][ T2865] CR2: 000000000042ebe0 CR3: 000000001071b001 CR4: 0000000000771ef0 [ 133.033364][ T2865] PKRU: 55555554 [ 133.033518][ T2865] Call Trace: [ 133.033691][ T2865] [ 133.033811][ T2865] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.033995][ T2865] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.034183][ T2865] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.034338][ T2865] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 133.034539][ T2865] __dev_notify_flags (net/core/dev.c:9787) [ 133.034744][ T2865] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 133.034934][ T2865] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 133.035125][ T2865] ? netif_change_name (net/core/dev.c:1495) [ 133.035309][ T2865] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.035509][ T2865] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.035714][ T2865] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.035903][ T2865] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.036091][ T2865] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.036280][ T2865] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 133.036481][ T2865] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 133.036685][ T2865] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 133.036871][ T2865] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 133.037057][ T2865] veth_newlink (drivers/net/veth.c:1871) [ 133.037246][ T2865] ? veth_poll_controller (drivers/net/veth.c:1470) [ 133.037443][ T2865] ? kasan_save_stack (mm/kasan/common.c:57) [ 133.037656][ T2865] ? kasan_save_track (mm/kasan/common.c:78) [ 133.037848][ T2865] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 133.038051][ T2865] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 133.038235][ T2865] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 133.038438][ T2865] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 133.038638][ T2865] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 133.038826][ T2865] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 133.039014][ T2865] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 133.039204][ T2865] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 133.039402][ T2865] ? __dev_get_by_name (net/core/dev.c:883) [ 133.039596][ T2865] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 133.039792][ T2865] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 133.039983][ T2865] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.040170][ T2865] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.040367][ T2865] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.040557][ T2865] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.040757][ T2865] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.040942][ T2865] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.041132][ T2865] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.041317][ T2865] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.041517][ T2865] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.041722][ T2865] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.041908][ T2865] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.042096][ T2865] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.042283][ T2865] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.042480][ T2865] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.042686][ T2865] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.042874][ T2865] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.043063][ T2865] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.043253][ T2865] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.043454][ T2865] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.043666][ T2865] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.043855][ T2865] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.044041][ T2865] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.044228][ T2865] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.044430][ T2865] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.044681][ T2865] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.044879][ T2865] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.045073][ T2865] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.045258][ T2865] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.045490][ T2865] ? move_addr_to_kernel (net/socket.c:258) [ 133.045700][ T2865] ___sys_sendmsg (net/socket.c:2752) [ 133.045887][ T2865] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.046075][ T2865] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 133.046299][ T2865] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 133.046504][ T2865] __sys_sendmsg (net/socket.c:2784) [ 133.046708][ T2865] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.046898][ T2865] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 133.047082][ T2865] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.047270][ T2865] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.047467][ T2865] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.047669][ T2865] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.047855][ T2865] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.048082][ T2865] RIP: 0033:0x7ff7e9a5208e [ 133.048273][ T2865] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.048827][ T2865] RSP: 002b:00007ffff64e2700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.049084][ T2865] RAX: ffffffffffffffda RBX: 00007ffff64e2eb0 RCX: 00007ff7e9a5208e [ 133.049336][ T2865] RDX: 0000000000000000 RSI: 00007ffff64e27b0 RDI: 0000000000000005 [ 133.049611][ T2865] RBP: 00007ffff64e2710 R08: 0000000000000000 R09: 0000000000000000 [ 133.049865][ T2865] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.050114][ T2865] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff64e2e70 | [ 133.067412][ T2865] ------------[ cut here ]------------ | [ 133.067567][ T2865] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2865 | [ 133.067842][ T2865] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.068285][ T2865] Tainted: [W]=WARN [ 133.068394][ T2865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.068562][ T2865] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.068746][ T2865] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.069221][ T2865] RSP: 0018:ffa00000010ef1b0 EFLAGS: 00010286 [ 133.069403][ T2865] RAX: 00000000ffffffa6 RBX: ff1100000fa29540 RCX: 1ff400000021ddfc [ 133.069615][ T2865] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa295fc [ 133.069832][ T2865] RBP: ff1100000612c000 R08: 1fe2200001f452c1 R09: ff11000009742e80 [ 133.070032][ T2865] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 133.070230][ T2865] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 133.070436][ T2865] FS: 00007ff7e9818840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 133.070716][ T2865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.070885][ T2865] CR2: 000055f6a147d130 CR3: 000000001071b006 CR4: 0000000000771ef0 [ 133.071084][ T2865] PKRU: 55555554 [ 133.071182][ T2865] Call Trace: [ 133.071281][ T2865] [ 133.071356][ T2865] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.071493][ T2865] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.071607][ T2865] __dev_notify_flags (net/core/dev.c:9787) [ 133.071742][ T2865] ? netif_change_name (net/core/dev.c:1495) [ 133.071877][ T2865] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 133.072012][ T2865] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 133.074658][ T2865] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 133.074822][ T2865] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 133.074960][ T2865] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 133.075099][ T2865] ? __dev_get_by_name (net/core/dev.c:883) [ 133.075235][ T2865] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 133.075434][ T2865] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 133.075582][ T2865] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.075728][ T2865] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.075862][ T2865] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.076007][ T2865] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.076142][ T2865] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.076279][ T2865] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.076434][ T2865] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.076576][ T2865] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.076724][ T2865] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.076859][ T2865] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.076992][ T2865] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.077125][ T2865] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.077261][ T2865] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.077403][ T2865] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.077539][ T2865] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.077690][ T2865] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.077824][ T2865] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.077961][ T2865] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.078094][ T2865] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.078228][ T2865] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.078366][ T2865] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.078501][ T2865] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.078647][ T2865] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.078782][ T2865] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.078916][ T2865] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.079052][ T2865] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.079184][ T2865] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.079316][ T2865] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.079492][ T2865] ? move_addr_to_kernel (net/socket.c:258) [ 133.079641][ T2865] ___sys_sendmsg (net/socket.c:2752) [ 133.079775][ T2865] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.079913][ T2865] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 133.080087][ T2865] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 133.080248][ T2865] __sys_sendmsg (net/socket.c:2784) [ 133.080388][ T2865] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.080528][ T2865] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 133.080675][ T2865] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.080808][ T2865] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.080942][ T2865] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.081074][ T2865] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.081207][ T2865] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.081379][ T2865] RIP: 0033:0x7ff7e9a5208e [ 133.081519][ T2865] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.082000][ T2865] RSP: 002b:00007ffff64e2700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.082203][ T2865] RAX: ffffffffffffffda RBX: 00007ffff64e2eb0 RCX: 00007ff7e9a5208e [ 133.082409][ T2865] RDX: 0000000000000000 RSI: 00007ffff64e27b0 RDI: 0000000000000005 [ 133.082617][ T2865] RBP: 00007ffff64e2710 R08: 0000000000000000 R09: 0000000000000000 [ 133.082815][ T2865] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.083016][ T2865] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff64e2e70 | [ 133.114857][ T2866] ------------[ cut here ]------------ | [ 133.115010][ T2866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2866 | [ 133.115272][ T2866] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.116324][ T2866] Tainted: [W]=WARN [ 133.116427][ T2866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.116604][ T2866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.116776][ T2866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.117242][ T2866] RSP: 0018:ffa00000010ff020 EFLAGS: 00010286 [ 133.117415][ T2866] RAX: 00000000ffffffa6 RBX: ff1100000c67f700 RCX: 1ff400000021fdca [ 133.117624][ T2866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f7bc [ 133.117817][ T2866] RBP: ff1100000612c000 R08: 1fe22000018cfef9 R09: ff11000013712e58 [ 133.118010][ T2866] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 133.118204][ T2866] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 133.118404][ T2866] FS: 00007f3dbc05b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 133.118645][ T2866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.118809][ T2866] CR2: 0000000027e01988 CR3: 000000000998f001 CR4: 0000000000771ef0 [ 133.119005][ T2866] PKRU: 55555554 [ 133.119103][ T2866] Call Trace: [ 133.119202][ T2866] [ 133.119270][ T2866] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.119410][ T2866] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.119512][ T2866] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 133.119652][ T2866] __dev_notify_flags (net/core/dev.c:9787) [ 133.119784][ T2866] ? netif_change_name (net/core/dev.c:1495) [ 133.119918][ T2866] ? __dev_change_flags (net/core/dev.c:9752) [ 133.120051][ T2866] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 133.120182][ T2866] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.120315][ T2866] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 133.120454][ T2866] netif_change_flags (net/core/dev.c:9820) [ 133.120594][ T2866] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 133.120729][ T2866] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 133.120862][ T2866] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 133.120993][ T2866] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 133.121157][ T2866] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 133.121289][ T2866] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.121425][ T2866] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 133.121557][ T2866] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.121718][ T2866] ? __kernel_text_address (kernel/extable.c:79) [ 133.121852][ T2866] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.121985][ T2866] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.122116][ T2866] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.122247][ T2866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.122383][ T2866] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 133.122517][ T2866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.122681][ T2866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.122814][ T2866] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 133.122948][ T2866] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 133.123081][ T2866] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 133.123215][ T2866] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.123353][ T2866] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 133.123488][ T2866] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 133.123632][ T2866] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.123767][ T2866] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.123897][ T2866] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.124028][ T2866] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.124158][ T2866] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.124291][ T2866] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.124428][ T2866] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.124559][ T2866] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.124702][ T2866] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.124839][ T2866] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.124977][ T2866] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.125112][ T2866] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.125244][ T2866] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.125381][ T2866] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.125511][ T2866] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.125657][ T2866] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.125789][ T2866] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.125921][ T2866] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.126052][ T2866] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.126186][ T2866] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.126321][ T2866] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.126455][ T2866] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.126597][ T2866] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.126729][ T2866] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.126859][ T2866] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.126992][ T2866] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.127130][ T2866] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.127261][ T2866] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.127398][ T2866] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.127528][ T2866] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.127672][ T2866] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.127833][ T2866] ? move_addr_to_kernel (net/socket.c:258) [ 133.127965][ T2866] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.128096][ T2866] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.128230][ T2866] ___sys_sendmsg (net/socket.c:2752) [ 133.128363][ T2866] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 133.128528][ T2866] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.128684][ T2866] __sys_sendmsg (net/socket.c:2784) [ 133.128815][ T2866] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.128948][ T2866] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 133.129116][ T2866] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 133.129250][ T2866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.129388][ T2866] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.129531][ T2866] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.129677][ T2866] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.129809][ T2866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.129969][ T2866] RIP: 0033:0x7f3dbc29508e [ 133.130105][ T2866] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.130592][ T2866] RSP: 002b:00007ffe33e46730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.130790][ T2866] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3dbc29508e [ 133.130985][ T2866] RDX: 0000000000000000 RSI: 00007ffe33e467e0 RDI: 0000000000000005 [ 133.131180][ T2866] RBP: 00007ffe33e46740 R08: 0000000000000000 R09: 0000000000000000 [ 133.131381][ T2866] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.131598][ T2866] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33e46eb0 | [ 133.166807][ T2867] ------------[ cut here ]------------ | [ 133.166953][ T2867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2867 | [ 133.167211][ T2867] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.167664][ T2867] Tainted: [W]=WARN [ 133.167763][ T2867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.167931][ T2867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.168110][ T2867] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.168596][ T2867] RSP: 0018:ffa000000110f020 EFLAGS: 00010286 [ 133.168762][ T2867] RAX: 00000000ffffffa6 RBX: ff1100000c67ee40 RCX: 1ff4000000221dca [ 133.168954][ T2867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eefc [ 133.169148][ T2867] RBP: ff1100000a119000 R08: 1fe22000018cfde1 R09: ff11000013710b58 [ 133.169340][ T2867] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 133.169612][ T2867] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 133.169808][ T2867] FS: 00007fbda940b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 133.170104][ T2867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.170269][ T2867] CR2: 000000003e8f1988 CR3: 000000000998f004 CR4: 0000000000771ef0 [ 133.170524][ T2867] PKRU: 55555554 [ 133.170633][ T2867] Call Trace: [ 133.170730][ T2867] [ 133.170797][ T2867] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.170929][ T2867] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.171028][ T2867] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 133.171159][ T2867] __dev_notify_flags (net/core/dev.c:9787) [ 133.171291][ T2867] ? netif_change_name (net/core/dev.c:1495) [ 133.171475][ T2867] ? __dev_change_flags (net/core/dev.c:9752) [ 133.171617][ T2867] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 133.171746][ T2867] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.171877][ T2867] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 133.172014][ T2867] netif_change_flags (net/core/dev.c:9820) [ 133.172147][ T2867] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 133.172279][ T2867] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 133.172469][ T2867] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 133.172611][ T2867] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 133.172774][ T2867] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 133.172907][ T2867] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.173044][ T2867] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 133.173187][ T2867] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.173321][ T2867] ? __kernel_text_address (kernel/extable.c:79) [ 133.173508][ T2867] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.173652][ T2867] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.173783][ T2867] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.173915][ T2867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.174048][ T2867] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 133.174178][ T2867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.174308][ T2867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.174495][ T2867] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 133.174640][ T2867] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 133.174771][ T2867] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 133.174903][ T2867] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.175035][ T2867] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 133.175168][ T2867] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 133.175303][ T2867] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.175505][ T2867] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.175645][ T2867] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.175774][ T2867] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.175907][ T2867] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.176038][ T2867] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.176174][ T2867] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.176305][ T2867] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.176531][ T2867] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.176678][ T2867] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.176812][ T2867] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.176943][ T2867] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.177074][ T2867] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.177204][ T2867] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.177336][ T2867] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.177477][ T2867] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.177619][ T2867] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.177751][ T2867] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.177882][ T2867] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.178011][ T2867] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.178151][ T2867] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.178287][ T2867] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.178427][ T2867] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.178560][ T2867] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.178705][ T2867] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.178837][ T2867] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.178980][ T2867] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.179118][ T2867] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.179257][ T2867] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.179398][ T2867] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.179531][ T2867] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.179704][ T2867] ? move_addr_to_kernel (net/socket.c:258) [ 133.179837][ T2867] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.179969][ T2867] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.180103][ T2867] ___sys_sendmsg (net/socket.c:2752) [ 133.180236][ T2867] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 133.180407][ T2867] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.180552][ T2867] __sys_sendmsg (net/socket.c:2784) [ 133.180693][ T2867] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.180824][ T2867] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 133.180990][ T2867] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 133.181121][ T2867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.181253][ T2867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.181391][ T2867] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.181524][ T2867] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.181670][ T2867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.181831][ T2867] RIP: 0033:0x7fbda964508e [ 133.181970][ T2867] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.182443][ T2867] RSP: 002b:00007ffe6bf950c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.182650][ T2867] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbda964508e [ 133.182847][ T2867] RDX: 0000000000000000 RSI: 00007ffe6bf95170 RDI: 0000000000000005 [ 133.183042][ T2867] RBP: 00007ffe6bf950d0 R08: 0000000000000000 R09: 0000000000000000 [ 133.183240][ T2867] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.183449][ T2867] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6bf95840 | [ 133.192165][ T36] ------------[ cut here ]------------ | [ 133.192307][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36 | [ 133.192556][ T36] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.193008][ T36] Tainted: [W]=WARN [ 133.193100][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.193252][ T36] Workqueue: events_unbound linkwatch_event [ 133.193418][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.193593][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.194044][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 133.194198][ T36] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000051f02 [ 133.194386][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 133.194576][ T36] RBP: ff1100000612c000 R08: 1fe2200001f45021 R09: ff11000001d751a8 [ 133.194770][ T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 133.194952][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 133.195135][ T36] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 133.195356][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.195513][ T36] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 133.195704][ T36] PKRU: 55555554 [ 133.195796][ T36] Call Trace: [ 133.195887][ T36] [ 133.195950][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.196071][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 133.196195][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.196289][ T36] netif_state_change (net/core/dev.c:1605) [ 133.196419][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.196584][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 133.196706][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 133.196827][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.196954][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 133.197077][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 133.197200][ T36] process_one_work (kernel/workqueue.c:3314) [ 133.197330][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 133.197462][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.197598][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 133.197725][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 133.197846][ T36] kthread (kernel/kthread.c:436) [ 133.197937][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 133.198089][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 133.198212][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 133.198334][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 133.198491][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 133.198623][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 133.198745][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 133.204799][ T211] ------------[ cut here ]------------ | [ 133.204928][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 133.205173][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.206076][ T211] Tainted: [W]=WARN [ 133.206171][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.206325][ T211] Workqueue: events_unbound linkwatch_event [ 133.206537][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.206706][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.207142][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 133.207293][ T211] RAX: 00000000ffffffa6 RBX: ff1100000bf9a040 RCX: 1ff400000011cf02 [ 133.207525][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a0fc [ 133.207713][ T211] RBP: ff1100000a119000 R08: 1fe22000017f3421 R09: ff1100001018aea8 [ 133.207891][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 133.208073][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 133.208258][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 133.208525][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.208698][ T211] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 133.208881][ T211] PKRU: 55555554 [ 133.208972][ T211] Call Trace: [ 133.209063][ T211] [ 133.209126][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.209249][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 133.209422][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.209530][ T211] netif_state_change (net/core/dev.c:1605) [ 133.209667][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.209826][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 133.209947][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 133.210069][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.210194][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 133.210316][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 133.210488][ T211] process_one_work (kernel/workqueue.c:3314) [ 133.210624][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 133.210747][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.210874][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 133.210997][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 133.211118][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 133.211242][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 133.211412][ T211] kthread (kernel/kthread.c:436) [ 133.211505][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 133.211675][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 133.211797][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 133.211920][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 133.212071][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 133.212194][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 133.212313][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 133.340910][ T2872] ------------[ cut here ]------------ | [ 133.341098][ T2872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2872 | [ 133.341378][ T2872] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.341841][ T2872] Tainted: [W]=WARN [ 133.341948][ T2872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.342126][ T2872] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.342303][ T2872] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.342798][ T2872] RSP: 0018:ffa000000112f1b0 EFLAGS: 00010286 [ 133.342978][ T2872] RAX: 00000000ffffffa6 RBX: ff1100000cf511c0 RCX: 1ff4000000225dfc [ 133.343178][ T2872] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5127c [ 133.343386][ T2872] RBP: ff1100000a32c000 R08: 1fe22000019ea251 R09: ff1100000a0a8b80 [ 133.343596][ T2872] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 133.343803][ T2872] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 133.344008][ T2872] FS: 00007fabd455e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 133.344245][ T2872] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.344421][ T2872] CR2: 0000000000445f00 CR3: 0000000012ba4004 CR4: 0000000000771ef0 [ 133.344643][ T2872] PKRU: 55555554 [ 133.344743][ T2872] Call Trace: [ 133.344845][ T2872] [ 133.344920][ T2872] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.345058][ T2872] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.345162][ T2872] __dev_notify_flags (net/core/dev.c:9787) [ 133.345299][ T2872] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 133.345444][ T2872] ? netif_change_name (net/core/dev.c:1495) [ 133.345595][ T2872] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 133.345732][ T2872] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 133.345871][ T2872] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 133.346011][ T2872] ? __dev_get_by_name (net/core/dev.c:883) [ 133.346146][ T2872] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 133.346287][ T2872] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 133.346540][ T2872] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.346689][ T2872] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.346848][ T2872] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.346987][ T2872] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.347123][ T2872] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.347257][ T2872] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.347462][ T2872] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.347611][ T2872] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.347760][ T2872] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.347896][ T2872] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.348030][ T2872] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.348164][ T2872] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.348300][ T2872] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.348513][ T2872] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.348824][ T2872] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.348961][ T2872] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.349098][ T2872] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.349237][ T2872] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.349443][ T2872] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.349617][ T2872] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.349754][ T2872] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.349890][ T2872] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.350026][ T2872] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.350188][ T2872] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.350325][ T2872] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.350532][ T2872] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.350679][ T2872] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.350814][ T2872] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.350983][ T2872] ? move_addr_to_kernel (net/socket.c:258) [ 133.351124][ T2872] ___sys_sendmsg (net/socket.c:2752) [ 133.351258][ T2872] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.351451][ T2872] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.351606][ T2872] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 133.351743][ T2872] __sys_sendmsg (net/socket.c:2784) [ 133.351879][ T2872] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.352019][ T2872] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.352155][ T2872] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.352292][ T2872] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.352454][ T2872] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.352598][ T2872] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.352741][ T2872] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.352912][ T2872] RIP: 0033:0x7fabd479808e [ 133.353055][ T2872] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.353546][ T2872] RSP: 002b:00007ffc98daa320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.353775][ T2872] RAX: ffffffffffffffda RBX: 00007ffc98daaad0 RCX: 00007fabd479808e [ 133.353975][ T2872] RDX: 0000000000000000 RSI: 00007ffc98daa3d0 RDI: 0000000000000005 [ 133.354176][ T2872] RBP: 00007ffc98daa330 R08: 0000000000000000 R09: 0000000000000000 [ 133.354383][ T2872] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.354593][ T2872] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc98daaaa0 | [ 133.390184][ T2873] ------------[ cut here ]------------ | [ 133.390363][ T2873] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2873 | [ 133.390651][ T2873] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.391115][ T2873] Tainted: [W]=WARN [ 133.391219][ T2873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.391399][ T2873] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.391590][ T2873] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.392079][ T2873] RSP: 0018:ffa000000113f1b0 EFLAGS: 00010286 [ 133.392256][ T2873] RAX: 00000000ffffffa6 RBX: ff11000010696900 RCX: 1ff4000000227dfc [ 133.392474][ T2873] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106969bc [ 133.392693][ T2873] RBP: ff11000009a69000 R08: 1fe22000020d2d39 R09: ff11000013610b80 [ 133.392925][ T2873] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 133.393129][ T2873] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 133.393334][ T2873] FS: 00007f08a846c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 133.393593][ T2873] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.393777][ T2873] CR2: 0000000000445f00 CR3: 00000000128f6003 CR4: 0000000000771ef0 [ 133.393983][ T2873] PKRU: 55555554 [ 133.394089][ T2873] Call Trace: [ 133.394191][ T2873] [ 133.394263][ T2873] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.394410][ T2873] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.394516][ T2873] __dev_notify_flags (net/core/dev.c:9787) [ 133.394667][ T2873] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 133.394807][ T2873] ? netif_change_name (net/core/dev.c:1495) [ 133.394949][ T2873] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 133.395087][ T2873] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 133.395227][ T2873] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 133.395386][ T2873] ? __dev_get_by_name (net/core/dev.c:883) [ 133.395523][ T2873] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 133.395680][ T2873] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 133.395822][ T2873] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.395964][ T2873] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.396102][ T2873] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.396242][ T2873] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.396384][ T2873] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.396520][ T2873] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.396672][ T2873] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.396811][ T2873] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.396950][ T2873] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.397086][ T2873] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.397223][ T2873] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.397435][ T2873] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.397654][ T2873] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.397791][ T2873] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.397929][ T2873] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.398065][ T2873] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.398204][ T2873] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.398415][ T2873] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.398553][ T2873] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.398703][ T2873] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.398842][ T2873] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.398980][ T2873] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.399119][ T2873] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.399259][ T2873] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.399551][ T2873] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.399700][ T2873] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.399839][ T2873] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.399979][ T2873] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.400151][ T2873] ? move_addr_to_kernel (net/socket.c:258) [ 133.400293][ T2873] ___sys_sendmsg (net/socket.c:2752) [ 133.400507][ T2873] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.400658][ T2873] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.400806][ T2873] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 133.400948][ T2873] __sys_sendmsg (net/socket.c:2784) [ 133.401092][ T2873] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.401235][ T2873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.401411][ T2873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.401572][ T2873] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.401742][ T2873] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.401880][ T2873] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.402018][ T2873] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.402189][ T2873] RIP: 0033:0x7f08a86a608e [ 133.402333][ T2873] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.402842][ T2873] RSP: 002b:00007ffd15b7f010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.403049][ T2873] RAX: ffffffffffffffda RBX: 00007ffd15b7f7c0 RCX: 00007f08a86a608e [ 133.403256][ T2873] RDX: 0000000000000000 RSI: 00007ffd15b7f0c0 RDI: 0000000000000005 [ 133.403465][ T2873] RBP: 00007ffd15b7f020 R08: 0000000000000000 R09: 0000000000000000 [ 133.403681][ T2873] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.403888][ T2873] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd15b7f790 | [ 133.434817][ T2874] ------------[ cut here ]------------ | [ 133.434994][ T2874] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2874 | [ 133.435258][ T2874] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.435718][ T2874] Tainted: [W]=WARN [ 133.435818][ T2874] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.435983][ T2874] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.436157][ T2874] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.436660][ T2874] RSP: 0018:ffa000000114f020 EFLAGS: 00010286 [ 133.436827][ T2874] RAX: 00000000ffffffa6 RBX: ff1100000e9ec3c0 RCX: 1ff4000000229dca [ 133.437023][ T2874] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec47c [ 133.437221][ T2874] RBP: ff1100000a32c000 R08: 1fe2200001d3d891 R09: ff11000013612e58 [ 133.437425][ T2874] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 133.437629][ T2874] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 133.437828][ T2874] FS: 00007fbca5248840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 133.438058][ T2874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.438224][ T2874] CR2: 000000002d85c988 CR3: 0000000012ba4006 CR4: 0000000000771ef0 [ 133.438467][ T2874] PKRU: 55555554 [ 133.438590][ T2874] Call Trace: [ 133.438696][ T2874] [ 133.438768][ T2874] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.438905][ T2874] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.439004][ T2874] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 133.439137][ T2874] __dev_notify_flags (net/core/dev.c:9787) [ 133.439273][ T2874] ? netif_change_name (net/core/dev.c:1495) [ 133.439409][ T2874] ? __dev_change_flags (net/core/dev.c:9752) [ 133.439541][ T2874] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 133.439683][ T2874] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.439815][ T2874] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 133.439949][ T2874] netif_change_flags (net/core/dev.c:9820) [ 133.440081][ T2874] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 133.440216][ T2874] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 133.440356][ T2874] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 133.440490][ T2874] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 133.440663][ T2874] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 133.440795][ T2874] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.440940][ T2874] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 133.441074][ T2874] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.441209][ T2874] ? __kernel_text_address (kernel/extable.c:79) [ 133.441340][ T2874] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.441891][ T2874] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.442034][ T2874] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.442165][ T2874] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.442300][ T2874] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 133.442437][ T2874] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.442572][ T2874] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.442710][ T2874] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 133.442842][ T2874] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 133.442978][ T2874] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 133.443112][ T2874] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.443247][ T2874] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 133.443386][ T2874] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 133.443521][ T2874] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.443683][ T2874] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.443815][ T2874] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.443945][ T2874] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.444078][ T2874] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.444217][ T2874] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.444362][ T2874] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.445001][ T2874] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.445133][ T2874] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.445266][ T2874] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.445406][ T2874] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.445538][ T2874] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.445683][ T2874] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.445813][ T2874] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.445944][ T2874] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.446079][ T2874] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.446210][ T2874] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.446341][ T2874] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.446497][ T2874] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.446641][ T2874] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.446776][ T2874] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.446906][ T2874] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.447042][ T2874] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.447177][ T2874] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.447310][ T2874] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.447447][ T2874] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.447591][ T2874] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.447724][ T2874] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.447858][ T2874] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.447991][ T2874] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.448122][ T2874] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.448289][ T2874] ? move_addr_to_kernel (net/socket.c:258) [ 133.448429][ T2874] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.448561][ T2874] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.448708][ T2874] ___sys_sendmsg (net/socket.c:2752) [ 133.448839][ T2874] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 133.449003][ T2874] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.449148][ T2874] __sys_sendmsg (net/socket.c:2784) [ 133.449282][ T2874] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.449418][ T2874] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 133.449595][ T2874] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 133.449727][ T2874] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.449862][ T2874] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.449999][ T2874] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.450130][ T2874] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.450261][ T2874] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.450427][ T2874] RIP: 0033:0x7fbca548208e [ 133.450564][ T2874] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.451041][ T2874] RSP: 002b:00007ffc759ad0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.451242][ T2874] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbca548208e [ 133.451443][ T2874] RDX: 0000000000000000 RSI: 00007ffc759ad1a0 RDI: 0000000000000005 [ 133.451649][ T2874] RBP: 00007ffc759ad100 R08: 0000000000000000 R09: 0000000000000000 [ 133.451844][ T2874] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.452038][ T2874] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc759ad870 | [ 133.482691][ T2875] ------------[ cut here ]------------ | [ 133.482887][ T2875] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2875 | [ 133.483197][ T2875] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 133.483768][ T2875] Tainted: [W]=WARN [ 133.483919][ T2875] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.484133][ T2875] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 133.484371][ T2875] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 133.484903][ T2875] RSP: 0018:ffa000000115f020 EFLAGS: 00010286 [ 133.485120][ T2875] RAX: 00000000ffffffa6 RBX: ff11000008f64c80 RCX: 1ff400000022bdca [ 133.486004][ T2875] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f64d3c [ 133.486250][ T2875] RBP: ff11000009a69000 R08: 1fe22000011ec9a9 R09: ff11000013615158 [ 133.486508][ T2875] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 133.486773][ T2875] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 133.487023][ T2875] FS: 00007f6c1780a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 133.487303][ T2875] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.487532][ T2875] CR2: 0000000037eb1988 CR3: 0000000012ba4006 CR4: 0000000000771ef0 [ 133.487796][ T2875] PKRU: 55555554 [ 133.487944][ T2875] Call Trace: [ 133.488094][ T2875] [ 133.488212][ T2875] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 133.488412][ T2875] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 133.488564][ T2875] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 133.488764][ T2875] __dev_notify_flags (net/core/dev.c:9787) [ 133.488949][ T2875] ? netif_change_name (net/core/dev.c:1495) [ 133.489130][ T2875] ? __dev_change_flags (net/core/dev.c:9752) [ 133.489318][ T2875] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 133.489513][ T2875] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.489714][ T2875] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 133.489901][ T2875] netif_change_flags (net/core/dev.c:9820) [ 133.490084][ T2875] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 133.490266][ T2875] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 133.490466][ T2875] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 133.490666][ T2875] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 133.490881][ T2875] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 133.491063][ T2875] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.491243][ T2875] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 133.491436][ T2875] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.491635][ T2875] ? __kernel_text_address (kernel/extable.c:79) [ 133.491820][ T2875] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.492004][ T2875] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.492185][ T2875] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.492384][ T2875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.492574][ T2875] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 133.492767][ T2875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.492949][ T2875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.493154][ T2875] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 133.493337][ T2875] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 133.493532][ T2875] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 133.493730][ T2875] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 133.493912][ T2875] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 133.494097][ T2875] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 133.494286][ T2875] rtnl_newlink (net/core/rtnetlink.c:4150) [ 133.494497][ T2875] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.494698][ T2875] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.494880][ T2875] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.495062][ T2875] ? mark_usage (kernel/locking/lockdep.c:4674) [ 133.495243][ T2875] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.495442][ T2875] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.495640][ T2875] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.495833][ T2875] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.496016][ T2875] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 133.496199][ T2875] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 133.496397][ T2875] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 133.496589][ T2875] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.496782][ T2875] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.496963][ T2875] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.497148][ T2875] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 133.497328][ T2875] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 133.497527][ T2875] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 133.497742][ T2875] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.497927][ T2875] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.498112][ T2875] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 133.498291][ T2875] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 133.498499][ T2875] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.498704][ T2875] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.498890][ T2875] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 133.499074][ T2875] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 133.499261][ T2875] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 133.499458][ T2875] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 133.499660][ T2875] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 133.499844][ T2875] ? copy_msghdr_from_user (net/socket.c:2635) [ 133.500027][ T2875] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 133.500239][ T2875] ? move_addr_to_kernel (net/socket.c:258) [ 133.500435][ T2875] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 133.500635][ T2875] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 133.500820][ T2875] ___sys_sendmsg (net/socket.c:2752) [ 133.501002][ T2875] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 133.501216][ T2875] ? copy_msghdr_from_user (net/socket.c:2603) [ 133.501425][ T2875] __sys_sendmsg (net/socket.c:2784) [ 133.501624][ T2875] ? __sys_sendmsg_sock (net/socket.c:2765) [ 133.501808][ T2875] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 133.502026][ T2875] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 133.502208][ T2875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 133.502403][ T2875] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 133.502593][ T2875] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 133.502781][ T2875] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 133.502967][ T2875] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.503181][ T2875] RIP: 0033:0x7f6c17a4408e [ 133.503382][ T2875] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 133.503916][ T2875] RSP: 002b:00007ffd52f2d6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.504165][ T2875] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6c17a4408e [ 133.504423][ T2875] RDX: 0000000000000000 RSI: 00007ffd52f2d780 RDI: 0000000000000005 [ 133.504687][ T2875] RBP: 00007ffd52f2d6e0 R08: 0000000000000000 R09: 0000000000000000 [ 133.504933][ T2875] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d037 [ 133.505178][ T2875] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52f2de50 | [ 134.825299][ T12] ------------[ cut here ]------------ | [ 134.825526][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 134.825795][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.826250][ T12] Tainted: [W]=WARN [ 134.826402][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.826572][ T12] Workqueue: netns cleanup_net [ 134.826711][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.826874][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.827352][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 134.827517][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c740 RCX: 1ff4000000018ec7 [ 134.827719][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c7fc [ 134.827905][ T12] RBP: ff11000009a69000 R08: 1fe22000017ed901 R09: ff11000001aed1d0 [ 134.828140][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 134.828343][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 134.828555][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 134.828797][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.828954][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 134.829142][ T12] PKRU: 55555554 [ 134.829236][ T12] Call Trace: [ 134.829329][ T12] [ 134.829404][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 134.829535][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 134.829646][ T12] netif_close_many (net/core/dev.c:1804) [ 134.829774][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 134.829900][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 134.830054][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 134.830207][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 134.830332][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.830545][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.830681][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.830805][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.830931][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.831053][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.831176][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.831306][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.831482][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.831612][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.831737][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.831863][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.831987][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.832112][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.832235][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.832366][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.832495][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.832625][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.832752][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.832883][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.833008][ T12] kthread (kernel/kthread.c:436) [ 134.833102][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.833257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.833386][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.833510][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.833669][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.833793][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.833922][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.836571][ T12] ------------[ cut here ]------------ | [ 134.836701][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 134.837005][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.837472][ T12] Tainted: [W]=WARN [ 134.837570][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.837734][ T12] Workqueue: netns cleanup_net [ 134.837858][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.838012][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.838445][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.838610][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c200 RCX: 1ff4000000018eed [ 134.838786][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c2bc [ 134.838962][ T12] RBP: ff11000012be4000 R08: 1fe22000017ed859 R09: ff11000001aed1d0 [ 134.839135][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 134.839312][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.839494][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 134.839716][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.839869][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 134.840048][ T12] PKRU: 55555554 [ 134.840142][ T12] Call Trace: [ 134.840231][ T12] [ 134.840300][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.840457][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.840621][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.840741][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.840861][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.840978][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.841101][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.841222][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.841344][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.841469][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.841599][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.841717][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.841836][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.841955][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.842072][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.842194][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.842319][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.842447][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.842650][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.842779][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.842897][ T12] kthread (kernel/kthread.c:436) [ 134.842990][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.843210][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.843335][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.843461][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.843615][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.843805][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.843925][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.846828][ T12] ------------[ cut here ]------------ | [ 134.846951][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 134.847258][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.847847][ T12] Tainted: [W]=WARN [ 134.847941][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.848096][ T12] Workqueue: netns cleanup_net [ 134.848300][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.848505][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.848940][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.849089][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26040 RCX: 1ff4000000018eed [ 134.849339][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd260fc [ 134.849567][ T12] RBP: ff1100000e064000 R08: 1fe22000017a4c21 R09: ff11000001aed1d0 [ 134.849750][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 134.849924][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.850174][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 134.850427][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.850588][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 134.850768][ T12] PKRU: 55555554 [ 134.850856][ T12] Call Trace: [ 134.850944][ T12] [ 134.851005][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.851156][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.851305][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.851549][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.851680][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.851798][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.851917][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.852037][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.852157][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.852278][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.852523][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.852654][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.852775][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.852897][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.853016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.853137][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.853331][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.853496][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.853628][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.853750][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.853869][ T12] kthread (kernel/kthread.c:436) [ 134.853960][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.854112][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.854233][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.854402][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.854552][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.854679][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.854799][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.857424][ T12] ------------[ cut here ]------------ | [ 134.857557][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 134.857803][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.858244][ T12] Tainted: [W]=WARN [ 134.858544][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.858706][ T12] Workqueue: netns cleanup_net [ 134.858832][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.858988][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.859423][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.859592][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd27000 RCX: 1ff4000000018eed [ 134.859775][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd270bc [ 134.859954][ T12] RBP: ff1100000fbc9000 R08: 1fe22000017a4e19 R09: ff11000001aed1d0 [ 134.860130][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 134.860305][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.860499][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 134.860722][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.860873][ T12] CR2: 000055f6a14da480 CR3: 000000000ed6c006 CR4: 0000000000771ef0 [ 134.861050][ T12] PKRU: 55555554 [ 134.861140][ T12] Call Trace: [ 134.861232][ T12] [ 134.861295][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.861452][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.861608][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.861726][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.861848][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.861966][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.862087][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.862208][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.862330][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.862456][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.862592][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.862714][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.862834][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.862955][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.863074][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.863198][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.863325][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.863450][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.863592][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.863715][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.863836][ T12] kthread (kernel/kthread.c:436) [ 134.863928][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.864077][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.864204][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.864328][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.864477][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.864609][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.864728][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.866806][ T12] ------------[ cut here ]------------ | [ 134.866927][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 134.867158][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.867617][ T12] Tainted: [W]=WARN [ 134.867710][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.867858][ T12] Workqueue: netns cleanup_net [ 134.867981][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.868138][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.868576][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.868734][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26e40 RCX: 1ff4000000018eed [ 134.868914][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26efc [ 134.869094][ T12] RBP: ff110000136b9000 R08: 1fe22000017a4de1 R09: ff11000001aed1d0 [ 134.869275][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 134.869462][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.869653][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 134.869869][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.870023][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 134.870200][ T12] PKRU: 55555554 [ 134.870290][ T12] Call Trace: [ 134.870385][ T12] [ 134.870447][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.870614][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.870765][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.870887][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.871012][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.871133][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.871254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.871385][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.871505][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.871632][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.871753][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.871871][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.871989][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.872111][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.872228][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.872354][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.872476][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.872608][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.872733][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.872860][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.872979][ T12] kthread (kernel/kthread.c:436) [ 134.873070][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.873218][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.873337][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.873460][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.873618][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.873738][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.873859][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.876094][ T12] ------------[ cut here ]------------ | [ 134.876212][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 134.877469][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.877908][ T12] Tainted: [W]=WARN [ 134.878000][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.878159][ T12] Workqueue: netns cleanup_net [ 134.878285][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.878533][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.879017][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.879165][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26200 RCX: 1ff4000000018eed [ 134.879343][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd262bc [ 134.879590][ T12] RBP: ff1100000a0c1000 R08: 1fe22000017a4c59 R09: ff11000001aed1d0 [ 134.879767][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 134.879945][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.880125][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 134.880330][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.880528][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 134.880716][ T12] PKRU: 55555554 [ 134.880805][ T12] Call Trace: [ 134.880895][ T12] [ 134.880958][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.881112][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.881260][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.881429][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.881550][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.881678][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.881800][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.881920][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.882043][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.882235][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.882404][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.882525][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.882651][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.882775][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.882893][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.883087][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.883212][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.883331][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.883504][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.883642][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.883761][ T12] kthread (kernel/kthread.c:436) [ 134.883851][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.884076][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.884198][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.884318][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.884601][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.884724][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.884843][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.887301][ T12] ------------[ cut here ]------------ | [ 134.887459][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 134.887710][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.888163][ T12] Tainted: [W]=WARN [ 134.888255][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.888414][ T12] Workqueue: netns cleanup_net [ 134.888539][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.888708][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.889133][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.889283][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bd26ac0 RCX: 1ff4000000018eed [ 134.889473][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26b7c [ 134.889665][ T12] RBP: ff11000006129000 R08: 1fe22000017a4d71 R09: ff11000001aed1d0 [ 134.889843][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 134.890031][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.890210][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 134.890423][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.890591][ T12] CR2: 000055f6c13d7e58 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 134.890770][ T12] PKRU: 55555554 [ 134.890863][ T12] Call Trace: [ 134.890952][ T12] [ 134.891016][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.891168][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.891318][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.891443][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.891570][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.891695][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.891815][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.891934][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.892055][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.892181][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.892303][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.892428][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.892546][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.892684][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.892802][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.892927][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.893054][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.893176][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.893301][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.893431][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.893551][ T12] kthread (kernel/kthread.c:436) [ 134.893650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.893803][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.893926][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.894045][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.894195][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.894313][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.894439][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.896715][ T12] ------------[ cut here ]------------ | [ 134.896839][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 134.897073][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.897507][ T12] Tainted: [W]=WARN [ 134.897610][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.897760][ T12] Workqueue: netns cleanup_net [ 134.897890][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.898048][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.898485][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.898646][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff4000000018eed [ 134.898821][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 134.898998][ T12] RBP: ff1100000a39c000 R08: 1fe2200001d3d821 R09: ff11000001aed1d0 [ 134.899182][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 134.899368][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.899547][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 134.899765][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.899915][ T12] CR2: 000055f6c13d7e58 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 134.900107][ T12] PKRU: 55555554 [ 134.900196][ T12] Call Trace: [ 134.900284][ T12] [ 134.900352][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.900504][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.900662][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.900783][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.900903][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.901022][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.901141][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.901261][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.901387][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.901505][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.901640][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.901760][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.901878][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.902008][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.902132][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.902254][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.902383][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.902503][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.902638][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.902761][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.902883][ T12] kthread (kernel/kthread.c:436) [ 134.902973][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.903125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.903249][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.903374][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.903527][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.903658][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.903777][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.916382][ T12] ------------[ cut here ]------------ | [ 134.916532][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 134.916781][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.917211][ T12] Tainted: [W]=WARN [ 134.917300][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.917517][ T12] Workqueue: netns cleanup_net [ 134.917652][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.917809][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.918232][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.918389][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228200 RCX: 1ff4000000018eed [ 134.918574][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092282bc [ 134.918763][ T12] RBP: ff11000012904000 R08: 1fe2200001245059 R09: ff11000001aed1d0 [ 134.918948][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 134.919125][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.919305][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 134.919537][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.919702][ T12] CR2: 000055f6c13d7e58 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 134.919884][ T12] PKRU: 55555554 [ 134.919972][ T12] Call Trace: [ 134.920063][ T12] [ 134.920126][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.920281][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.920440][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.920567][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.920746][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.920884][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.921005][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.921124][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.921245][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.921375][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.921496][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.921634][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.921752][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.921872][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.921991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.922112][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.922235][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.922360][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.922484][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.922624][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.922743][ T12] kthread (kernel/kthread.c:436) [ 134.922839][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.922986][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.923104][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.923227][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.923380][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.923499][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.923630][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.925996][ T12] ------------[ cut here ]------------ | [ 134.926132][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 134.927082][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.927623][ T12] Tainted: [W]=WARN [ 134.927832][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.927987][ T12] Workqueue: netns cleanup_net [ 134.928109][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.928267][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.928810][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.928961][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278bc40 RCX: 1ff4000000018eed [ 134.929143][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bcfc [ 134.929319][ T12] RBP: ff11000007c21000 R08: 1fe22000004f17a1 R09: ff11000001aed1d0 [ 134.929616][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 134.929796][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.929974][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 134.930184][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.930337][ T12] CR2: 000055f6a15ced5c CR3: 000000000c3e4006 CR4: 0000000000771ef0 [ 134.930624][ T12] PKRU: 55555554 [ 134.930714][ T12] Call Trace: [ 134.930803][ T12] [ 134.930866][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.931026][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.931177][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.931297][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.931482][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.931617][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.931737][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.931858][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.931981][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.932101][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.932229][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.932400][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.932521][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.932661][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.932781][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.932901][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.933024][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.933145][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.933269][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.933438][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.933557][ T12] kthread (kernel/kthread.c:436) [ 134.933658][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.933831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.933951][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.934071][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.934220][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.934341][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.934509][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.936966][ T12] ------------[ cut here ]------------ | [ 134.937088][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 134.937321][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.937771][ T12] Tainted: [W]=WARN [ 134.937861][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.938018][ T12] Workqueue: netns cleanup_net [ 134.938141][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.938294][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.938732][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 134.938882][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b676580 RCX: 1ff4000000018eed [ 134.939059][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67663c [ 134.939235][ T12] RBP: ff11000009a69000 R08: 1fe22000016cecc9 R09: ff11000001aed1d0 [ 134.939417][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 134.939608][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.939786][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 134.939994][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.940142][ T12] CR2: 000055f6a15ced5c CR3: 000000000c3e4006 CR4: 0000000000771ef0 [ 134.940326][ T12] PKRU: 55555554 [ 134.940419][ T12] Call Trace: [ 134.940507][ T12] [ 134.940575][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.940730][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.940877][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 134.940997][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 134.941120][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.941238][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 134.941362][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.941482][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 134.941611][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.941729][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.941852][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.941970][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.942087][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.942209][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.942328][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.942452][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.942578][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.942704][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.942827][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.942952][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.943069][ T12] kthread (kernel/kthread.c:436) [ 134.943159][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.943308][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.943433][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.943552][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.943708][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.943828][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.943947][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.962320][ T12] ------------[ cut here ]------------ | [ 134.963014][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 134.963320][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.963843][ T12] Tainted: [W]=WARN [ 134.963938][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.964098][ T12] Workqueue: netns cleanup_net [ 134.964230][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.964466][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.964928][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 134.965093][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b677380 RCX: 1ff4000000018eaf [ 134.965281][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67743c [ 134.965578][ T12] RBP: ff1100000a119000 R08: 1fe22000016cee89 R09: ff11000001aed1d0 [ 134.965767][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 134.965954][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000612c000 [ 134.966142][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 134.966431][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.966598][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 134.966795][ T12] PKRU: 55555554 [ 134.966888][ T12] Call Trace: [ 134.966984][ T12] [ 134.967051][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 134.967177][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 134.967276][ T12] netif_close_many (net/core/dev.c:1804) [ 134.967559][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.967697][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.967826][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.967952][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 134.968080][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 134.968238][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 134.968495][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.968634][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.968789][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.968914][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.969039][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 134.969200][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 134.969334][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 134.969570][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 134.969702][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 134.969833][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 134.969961][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 134.970089][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.970216][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.970343][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.970572][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.970711][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.970841][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.970966][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.971095][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.971227][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.971450][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.971590][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.971722][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.971848][ T12] kthread (kernel/kthread.c:436) [ 134.971943][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.972098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.972230][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.972454][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.972621][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.972760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.972887][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.974859][ T12] ------------[ cut here ]------------ | [ 134.974995][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 134.975244][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.975977][ T12] Tainted: [W]=WARN [ 134.976071][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.976225][ T12] Workqueue: netns cleanup_net [ 134.976443][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.976614][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.977061][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 134.977218][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b676040 RCX: 1ff4000000018eaf [ 134.977475][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6760fc [ 134.977672][ T12] RBP: ff1100000612c000 R08: 1fe22000016cec21 R09: ff11000001aed1d0 [ 134.977939][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 134.978129][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 134.978317][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 134.978702][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.978883][ T12] CR2: 00007efc6b57e668 CR3: 0000000005862006 CR4: 0000000000771ef0 [ 134.979095][ T12] PKRU: 55555554 [ 134.979190][ T12] Call Trace: [ 134.979283][ T12] [ 134.979449][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 134.979580][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 134.979715][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 134.979811][ T12] netif_close_many (net/core/dev.c:1804) [ 134.979935][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.980061][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.980187][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.980318][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 134.980545][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 134.980716][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 134.980876][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.981002][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.981158][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.981283][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.981468][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 134.981631][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 134.981758][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 134.981886][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 134.982017][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 134.982146][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 134.982272][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 134.982450][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.982591][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.982719][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.982845][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.982970][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.983097][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.983220][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.983424][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.983555][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.983686][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.983816][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.983948][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.984072][ T12] kthread (kernel/kthread.c:436) [ 134.984167][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.984321][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.984547][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.984681][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.984838][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.984964][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.985088][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.987995][ T12] ------------[ cut here ]------------ | [ 134.988121][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 134.988362][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.988799][ T12] Tainted: [W]=WARN [ 134.988891][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.989041][ T12] Workqueue: netns cleanup_net [ 134.989166][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.989320][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.989775][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 134.989927][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff4000000018ed5 [ 134.990105][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 134.990285][ T12] RBP: ff1100000a119000 R08: 1fe22000016c6f69 R09: ff11000001aed1d0 [ 134.990470][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 134.990665][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 134.990844][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 134.991052][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.991204][ T12] CR2: 00007efc6b57e668 CR3: 0000000005862006 CR4: 0000000000771ef0 [ 134.991390][ T12] PKRU: 55555554 [ 134.991479][ T12] Call Trace: [ 134.991575][ T12] [ 134.991643][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 134.991796][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 134.991946][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 134.992067][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 134.992188][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 134.992351][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 134.992474][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 134.992608][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 134.992728][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 134.992851][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 134.992972][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 134.993092][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 134.993217][ T12] cleanup_net (net/core/net_namespace.c:702) [ 134.993339][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 134.993469][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 134.993596][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 134.993715][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 134.993838][ T12] process_one_work (kernel/workqueue.c:3314) [ 134.993962][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 134.994088][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 134.994224][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 134.994356][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 134.994478][ T12] kthread (kernel/kthread.c:436) [ 134.994574][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 134.994729][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.994849][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 134.994970][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 134.995123][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 134.995243][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 134.995368][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 134.997962][ T12] ------------[ cut here ]------------ | [ 134.998094][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 134.998327][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 134.998844][ T12] Tainted: [W]=WARN [ 134.998937][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.999166][ T12] Workqueue: netns cleanup_net [ 134.999294][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 134.999453][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 134.999974][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 135.000125][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6371c0 RCX: 1ff4000000018ed5 [ 135.000386][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63727c [ 135.000569][ T12] RBP: ff1100000612c000 R08: 1fe22000016c6e51 R09: ff11000001aed1d0 [ 135.000829][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 135.001008][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 135.001189][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.001478][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.001637][ T12] CR2: 00007efc6b57e668 CR3: 0000000005862006 CR4: 0000000000771ef0 [ 135.001842][ T12] PKRU: 55555554 [ 135.002015][ T12] Call Trace: [ 135.002106][ T12] [ 135.002169][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 135.002327][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 135.002553][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 135.002681][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 135.002801][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 135.002956][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 135.003156][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.003277][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 135.003401][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 135.003522][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 135.003728][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 135.003846][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.003971][ T12] cleanup_net (net/core/net_namespace.c:702) [ 135.004093][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 135.004288][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 135.004415][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 135.004532][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.004664][ T12] process_one_work (kernel/workqueue.c:3314) [ 135.004861][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 135.004981][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.005104][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 135.005230][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 135.005427][ T12] kthread (kernel/kthread.c:436) [ 135.005519][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 135.005678][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 135.005798][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 135.005996][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 135.006148][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 135.006268][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 135.006473][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 135.009666][ T12] ------------[ cut here ]------------ | [ 135.009803][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 135.010104][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.010626][ T12] Tainted: [W]=WARN [ 135.010716][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.010944][ T12] Workqueue: netns cleanup_net [ 135.011069][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.011224][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.011748][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 135.011901][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff4000000018ed5 [ 135.012156][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 135.012337][ T12] RBP: ff1100000e3f4000 R08: 1fe2200001663821 R09: ff11000001aed1d0 [ 135.012612][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 135.012811][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 135.012995][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.013281][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.013435][ T12] CR2: 00007efc6b57e668 CR3: 0000000005862006 CR4: 0000000000771ef0 [ 135.013625][ T12] PKRU: 55555554 [ 135.013791][ T12] Call Trace: [ 135.013883][ T12] [ 135.013945][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 135.014098][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 135.014405][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 135.014526][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 135.014664][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 135.014821][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 135.015016][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.015137][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 135.015262][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 135.015388][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 135.015596][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 135.015716][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.015838][ T12] cleanup_net (net/core/net_namespace.c:702) [ 135.015960][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 135.016156][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 135.016279][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 135.016406][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.016528][ T12] process_one_work (kernel/workqueue.c:3314) [ 135.016736][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 135.016856][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.016980][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 135.017109][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 135.017305][ T12] kthread (kernel/kthread.c:436) [ 135.017405][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 135.017553][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 135.017689][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 135.017812][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 135.017961][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 135.018083][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 135.018203][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 135.064520][ T2907] ------------[ cut here ]------------ | [ 135.064713][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.064988][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.065866][ T2907] Tainted: [W]=WARN [ 135.065973][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.066139][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.066313][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.066897][ T2907] RSP: 0018:ffa00000011cfa80 EFLAGS: 00010286 [ 135.067066][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff4000000239f16 [ 135.067262][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 135.067543][ T2907] RBP: ff11000012aa9000 R08: 1fe2200001430f69 R09: ff1100000a88d180 [ 135.067754][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.067952][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012aa9000 [ 135.068150][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.068391][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.068567][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.068795][ T2907] PKRU: 55555554 [ 135.068908][ T2907] Call Trace: [ 135.069009][ T2907] [ 135.069077][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.069212][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.069353][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.069456][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.069599][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.069763][ T2907] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.069898][ T2907] register_netdev (net/core/dev.c:11552) [ 135.070031][ T2907] loopback_net_init (drivers/net/loopback.c:218) [ 135.070165][ T2907] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 135.070300][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.070410][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.070526][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.070673][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.070805][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.070938][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.071071][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.071208][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.071341][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.071479][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.071625][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.071756][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.071891][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.072025][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.072155][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.072289][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.072424][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.072556][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.072696][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.072859][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.072998][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.073503][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.073717][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.073915][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.074111][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.074309][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.074512][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.093189][ T2907] ------------[ cut here ]------------ | [ 135.093345][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.093618][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.094055][ T2907] Tainted: [W]=WARN [ 135.094154][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.094337][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.094514][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.094992][ T2907] RSP: 0018:ffa00000011cf918 EFLAGS: 00010286 [ 135.095156][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000edc91c0 RCX: 1ff4000000239ee9 [ 135.095357][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc927c [ 135.095556][ T2907] RBP: ff11000013674000 R08: 1fe2200001db9251 R09: ff1100000a88d180 [ 135.095758][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.095952][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013674000 [ 135.096150][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.096388][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.096559][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.096771][ T2907] PKRU: 55555554 [ 135.096870][ T2907] Call Trace: [ 135.096970][ T2907] [ 135.097051][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.097182][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.097314][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.097421][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.097553][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.097733][ T2907] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.097879][ T2907] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.098010][ T2907] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.098141][ T2907] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.098274][ T2907] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.098425][ T2907] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.098559][ T2907] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.098718][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.098820][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.098920][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.099060][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.099192][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.099327][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.099467][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.099613][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.099743][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.099885][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.100019][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.100150][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.100283][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.100422][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.100571][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.100708][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.100850][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.100982][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.101113][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.101275][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.101419][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.101909][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.102106][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.102303][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.102507][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.102711][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.102919][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.106859][ T2907] ------------[ cut here ]------------ | [ 135.107003][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.107275][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.107768][ T2907] Tainted: [W]=WARN [ 135.107868][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.108034][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.108206][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.108698][ T2907] RSP: 0018:ffa00000011cf8f8 EFLAGS: 00010286 [ 135.108865][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000ffe0ac0 RCX: 1ff4000000239ee5 [ 135.109063][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe0b7c [ 135.109286][ T2907] RBP: ff11000007864000 R08: 1fe2200001ffc171 R09: ff1100000a88d180 [ 135.109488][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.109693][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007864000 [ 135.109892][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.110147][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.110313][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.110519][ T2907] PKRU: 55555554 [ 135.110626][ T2907] Call Trace: [ 135.110725][ T2907] [ 135.111062][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.111196][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.111332][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.111440][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.111582][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.111749][ T2907] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.111885][ T2907] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.112039][ T2907] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.112173][ T2907] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.112313][ T2907] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.112452][ T2907] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.112773][ T2907] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 135.112921][ T2907] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 135.113058][ T2907] vti_init_net (net/ipv4/ip_vti.c:517) [ 135.113196][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.113300][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.113412][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.113555][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.113699][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.113839][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.113973][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.114109][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.114242][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.114382][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.114526][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.114680][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.114814][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.114953][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.115086][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.115218][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.115375][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.115509][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.115655][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.115820][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.115958][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.116439][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.116648][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.116992][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.117200][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.117405][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.117614][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.121803][ T2907] ------------[ cut here ]------------ | [ 135.121953][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.122216][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.122678][ T2907] Tainted: [W]=WARN [ 135.122812][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.122996][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.123566][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.124041][ T2907] RSP: 0018:ffa00000011cfa78 EFLAGS: 00010286 [ 135.124238][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000a1863c0 RCX: 1ff4000000239f15 [ 135.124446][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18647c [ 135.124652][ T2907] RBP: ff1100001370c000 R08: 1fe2200001430c91 R09: ff1100000a88d180 [ 135.124853][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.125051][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001370c000 [ 135.125251][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.125484][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.125663][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.125861][ T2907] PKRU: 55555554 [ 135.125960][ T2907] Call Trace: [ 135.126057][ T2907] [ 135.126124][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.126258][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.126395][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.126496][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.126666][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.126827][ T2907] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.126963][ T2907] register_netdev (net/core/dev.c:11552) [ 135.127095][ T2907] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 135.127228][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.127329][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.127433][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.127569][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.127705][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.127840][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.127986][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.128120][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.128251][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.128389][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.128520][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.128658][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.128792][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.128924][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.129055][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.129187][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.129323][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.129459][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.129647][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.129809][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.129946][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.130428][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.130634][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.130831][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.131028][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.131222][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.131426][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.135592][ T2907] ------------[ cut here ]------------ | [ 135.135740][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.135995][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.136467][ T2907] Tainted: [W]=WARN [ 135.136573][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.136754][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.136924][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.137398][ T2907] RSP: 0018:ffa00000011cfa68 EFLAGS: 00010286 [ 135.137568][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000edc8040 RCX: 1ff4000000239f13 [ 135.137771][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc80fc [ 135.137975][ T2907] RBP: ff11000009a71000 R08: 1fe2200001db9021 R09: ff1100000a88d180 [ 135.138198][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.138398][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a71000 [ 135.138650][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.138882][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.139046][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.139245][ T2907] PKRU: 55555554 [ 135.139353][ T2907] Call Trace: [ 135.139451][ T2907] [ 135.139519][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.139657][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.139790][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.139891][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.140024][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.140195][ T2907] register_netdev (net/core/dev.c:11552) [ 135.140327][ T2907] sit_init_net (net/ipv6/sit.c:1860) [ 135.140824][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.140924][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.141032][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.141169][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.141301][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.141440][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.141583][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.141718][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.141849][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.141982][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.142112][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.142247][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.142387][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.142520][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.142852][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.142986][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.143117][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.143254][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.143394][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.143557][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.143703][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.144181][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.144383][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.144594][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.144793][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.144996][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.145195][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.149933][ T2907] ------------[ cut here ]------------ | [ 135.150102][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.150368][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.150812][ T2907] Tainted: [W]=WARN [ 135.150911][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.151080][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.151251][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.151742][ T2907] RSP: 0018:ffa00000011cfa78 EFLAGS: 00010286 [ 135.151909][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000cf76740 RCX: 1ff4000000239f15 [ 135.152104][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf767fc [ 135.152302][ T2907] RBP: ff1100000fea9000 R08: 1fe22000019eed01 R09: ff1100000a88d180 [ 135.152503][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.152909][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fea9000 [ 135.153107][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.153335][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.153506][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.153714][ T2907] PKRU: 55555554 [ 135.153814][ T2907] Call Trace: [ 135.154081][ T2907] [ 135.154149][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.154281][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.154418][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.154519][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.154662][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.154827][ T2907] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.154963][ T2907] register_netdev (net/core/dev.c:11552) [ 135.155095][ T2907] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 135.155228][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.155329][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.155434][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.155572][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.155708][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.155843][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.155977][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.156111][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.156247][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.156384][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.156517][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.156656][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.156790][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.156923][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.157055][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.157186][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.157326][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.157462][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.157603][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.157765][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.157922][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.158397][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.158607][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.158804][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.159000][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.159197][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.159397][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.163245][ T2907] ------------[ cut here ]------------ | [ 135.163400][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.163673][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.164106][ T2907] Tainted: [W]=WARN [ 135.164206][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.164402][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.164579][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.165050][ T2907] RSP: 0018:ffa00000011cf918 EFLAGS: 00010286 [ 135.165214][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000c415380 RCX: 1ff4000000239ee9 [ 135.165415][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41543c [ 135.165620][ T2907] RBP: ff11000013434000 R08: 1fe2200001882a89 R09: ff1100000a88d180 [ 135.165815][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.166009][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013434000 [ 135.166205][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.166455][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.166628][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.166824][ T2907] PKRU: 55555554 [ 135.166923][ T2907] Call Trace: [ 135.167021][ T2907] [ 135.167090][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.167232][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.167371][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.167472][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.167613][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.167777][ T2907] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.167910][ T2907] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.168040][ T2907] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.168171][ T2907] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.168311][ T2907] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.168449][ T2907] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.168612][ T2907] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.168749][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.168849][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.168949][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.169079][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.169211][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.169351][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.169484][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.169628][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.169760][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.169892][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.170023][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.170158][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.170290][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.170428][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.170559][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.170701][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.170843][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.170975][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.171107][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.171267][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.171413][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.171890][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.172087][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.172300][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.172503][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.172709][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.172905][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.177167][ T2907] ------------[ cut here ]------------ | [ 135.177316][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2907 | [ 135.178244][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.178761][ T2907] Tainted: [W]=WARN [ 135.178861][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.179044][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.179219][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.179848][ T2907] RSP: 0018:ffa00000011cf918 EFLAGS: 00010286 [ 135.180017][ T2907] RAX: 00000000ffffffa6 RBX: ff110000104dfe00 RCX: 1ff4000000239ee9 [ 135.180216][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104dfebc [ 135.180489][ T2907] RBP: ff110000126f1000 R08: 1fe220000209bfd9 R09: ff1100000a88d180 [ 135.180698][ T2907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.180894][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126f1000 [ 135.181093][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.181326][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.181564][ T2907] CR2: 00007f7a028b1690 CR3: 000000000da6c003 CR4: 0000000000771ef0 [ 135.181788][ T2907] PKRU: 55555554 [ 135.181888][ T2907] Call Trace: [ 135.181987][ T2907] [ 135.182055][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.182189][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.182321][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.182488][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.182631][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.182805][ T2907] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.182940][ T2907] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.183077][ T2907] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.183211][ T2907] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.183345][ T2907] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.183542][ T2907] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.183686][ T2907] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.183819][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.183922][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.184022][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.184153][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.184287][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.184484][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.184628][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.184763][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.184895][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.185027][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.185159][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.185295][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.185488][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.185632][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.185763][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.185896][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.186028][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.186160][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.186296][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.186527][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.186677][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.187145][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.187410][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.187619][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.187823][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.188021][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.188221][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.199479][ T2907] ------------[ cut here ]------------ | [ 135.199683][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2907 | [ 135.199998][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.200573][ T2907] Tainted: [W]=WARN [ 135.200740][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.200955][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.201177][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.201724][ T2907] RSP: 0018:ffa00000011cf918 EFLAGS: 00010286 [ 135.201944][ T2907] RAX: 00000000ffffffa6 RBX: ff110000129903c0 RCX: 1ff4000000239ee9 [ 135.202190][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299047c [ 135.202464][ T2907] RBP: ff1100000e841000 R08: 1fe2200002532091 R09: ff1100000a88d180 [ 135.202737][ T2907] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 135.202986][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e841000 [ 135.203234][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 135.203528][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.203765][ T2907] CR2: 000055f6c1389590 CR3: 000000000da6c001 CR4: 0000000000771ef0 [ 135.204013][ T2907] PKRU: 55555554 [ 135.204165][ T2907] Call Trace: [ 135.204313][ T2907] [ 135.204496][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.204719][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.204912][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.205077][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.205264][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.205492][ T2907] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.205701][ T2907] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.205886][ T2907] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.206067][ T2907] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.206252][ T2907] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.206465][ T2907] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.206671][ T2907] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.206858][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.207032][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.207186][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.207380][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.207572][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.207769][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.207955][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.208140][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.208330][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.208527][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.208735][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.208918][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.209103][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.209286][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.209480][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.209678][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.209862][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.210043][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.210227][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.210452][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.210653][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.211169][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.211432][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.211698][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.211943][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.212189][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.212448][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.225288][ T2907] ------------[ cut here ]------------ | [ 135.225503][ T2907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2907 | [ 135.225837][ T2907] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.226398][ T2907] Tainted: [W]=WARN [ 135.226552][ T2907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.226788][ T2907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.227017][ T2907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.227558][ T2907] RSP: 0018:ffa00000011cfa70 EFLAGS: 00010286 [ 135.227798][ T2907] RAX: 00000000ffffffa6 RBX: ff1100000bf6c040 RCX: 1ff4000000239f14 [ 135.228048][ T2907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c0fc [ 135.228299][ T2907] RBP: ff11000010444000 R08: 1fe22000017ed821 R09: ff1100000a88d180 [ 135.228573][ T2907] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 135.228834][ T2907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010444000 [ 135.229090][ T2907] FS: 00007f7a026a5840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 135.229389][ T2907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.229617][ T2907] CR2: 000055f6c1389590 CR3: 000000000da6c001 CR4: 0000000000771ef0 [ 135.229868][ T2907] PKRU: 55555554 [ 135.230018][ T2907] Call Trace: [ 135.230169][ T2907] [ 135.230289][ T2907] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.230491][ T2907] ? notifier_call_chain (kernel/notifier.c:85) [ 135.230698][ T2907] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.230854][ T2907] register_netdevice (net/core/dev.c:11488) [ 135.231041][ T2907] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.231281][ T2907] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.231492][ T2907] register_netdev (net/core/dev.c:11552) [ 135.231700][ T2907] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 135.231888][ T2907] ops_init (net/core/net_namespace.c:137) [ 135.232042][ T2907] setup_net (net/core/net_namespace.c:446) [ 135.232196][ T2907] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.232392][ T2907] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.232593][ T2907] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.232788][ T2907] copy_net_ns (net/core/net_namespace.c:579) [ 135.232975][ T2907] create_new_namespaces (kernel/nsproxy.c:132) [ 135.233176][ T2907] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.233380][ T2907] ksys_unshare (kernel/fork.c:3243) [ 135.233575][ T2907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.233772][ T2907] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.233959][ T2907] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.234145][ T2907] ? __ia32_sys_open (fs/open.c:1374) [ 135.234333][ T2907] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.234535][ T2907] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.234738][ T2907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.234923][ T2907] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.235113][ T2907] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.235301][ T2907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.235529][ T2907] RIP: 0033:0x7f7a02967bcb [ 135.235744][ T2907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.236541][ T2907] RSP: 002b:00007ffe9a23dcf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 135.236810][ T2907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7a02967bcb [ 135.237060][ T2907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.237330][ T2907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.237604][ T2907] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9a23ff20 [ 135.237856][ T2907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9a241877 | [ 135.268508][ T2908] ------------[ cut here ]------------ | [ 135.268689][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2908 | [ 135.268954][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.269412][ T2908] Tainted: [W]=WARN [ 135.269512][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.269691][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.269865][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.270391][ T2908] RSP: 0018:ffa00000011dfa80 EFLAGS: 00010286 [ 135.270559][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000fb2eac0 RCX: 1ff400000023bf16 [ 135.270768][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eb7c [ 135.270969][ T2908] RBP: ff11000012b89000 R08: 1fe2200001f65d71 R09: ff1100000a0aae80 [ 135.271167][ T2908] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 135.271372][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b89000 [ 135.271577][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.271816][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.271984][ T2908] CR2: 00007f8b7b8b0690 CR3: 00000000099c8002 CR4: 0000000000771ef0 [ 135.272183][ T2908] PKRU: 55555554 [ 135.272284][ T2908] Call Trace: [ 135.272398][ T2908] [ 135.272469][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.272628][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.272761][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.272861][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.272997][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.273161][ T2908] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.273297][ T2908] register_netdev (net/core/dev.c:11552) [ 135.273446][ T2908] loopback_net_init (drivers/net/loopback.c:218) [ 135.273588][ T2908] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 135.273723][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.273824][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.273926][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.274058][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.274192][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.274326][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.274488][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.274642][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.274776][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.274907][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.275040][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.275172][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.275307][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.275446][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.275589][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.275722][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.275856][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.275987][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.276119][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.276282][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.276431][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.276921][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.277120][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.277320][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.277529][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.277747][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.277944][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.282261][ T2908] ------------[ cut here ]------------ | [ 135.282817][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2908 | [ 135.283089][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.283552][ T2908] Tainted: [W]=WARN [ 135.283668][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.283835][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.284004][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.284516][ T2908] RSP: 0018:ffa00000011df918 EFLAGS: 00010286 [ 135.284694][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000ced6200 RCX: 1ff400000023bee9 [ 135.284893][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ced62bc [ 135.285105][ T2908] RBP: ff1100000bb14000 R08: 1fe22000019dac59 R09: ff1100000a0aae80 [ 135.285310][ T2908] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 135.285511][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb14000 [ 135.285720][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.285952][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.286119][ T2908] CR2: 00007f8b7b8b0690 CR3: 00000000099c8002 CR4: 0000000000771ef0 [ 135.286317][ T2908] PKRU: 55555554 [ 135.286423][ T2908] Call Trace: [ 135.286521][ T2908] [ 135.286608][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.286740][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.286874][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.286975][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.287109][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.287272][ T2908] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.287412][ T2908] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.287546][ T2908] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.287702][ T2908] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.287836][ T2908] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.287968][ T2908] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.288101][ T2908] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.288238][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.288338][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.288443][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.288587][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.288735][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.288868][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.289001][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.289135][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.289267][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.289403][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.289534][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.289674][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.289822][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.289956][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.290090][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.290222][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.290359][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.290491][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.290634][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.290797][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.290934][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.291430][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.291643][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.291841][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.292036][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.292234][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.292436][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.301885][ T2908] ------------[ cut here ]------------ | [ 135.302034][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2908 | [ 135.302302][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.302768][ T2908] Tainted: [W]=WARN [ 135.302872][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.303046][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.303224][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.303731][ T2908] RSP: 0018:ffa00000011df8f8 EFLAGS: 00010286 [ 135.303899][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000cb0f380 RCX: 1ff400000023bee5 [ 135.304100][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f43c [ 135.304299][ T2908] RBP: ff11000008fec000 R08: 1fe2200001961e89 R09: ff1100000a0aae80 [ 135.304501][ T2908] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 135.304710][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008fec000 [ 135.304911][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.305179][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.305351][ T2908] CR2: 00007f8b7b8b0690 CR3: 00000000099c8002 CR4: 0000000000771ef0 [ 135.305551][ T2908] PKRU: 55555554 [ 135.305658][ T2908] Call Trace: [ 135.305756][ T2908] [ 135.305825][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.305958][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.306091][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.306195][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.306330][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.306501][ T2908] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.306645][ T2908] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.306798][ T2908] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.306931][ T2908] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.307068][ T2908] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.307201][ T2908] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.307336][ T2908] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 135.307475][ T2908] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 135.307617][ T2908] vti_init_net (net/ipv4/ip_vti.c:517) [ 135.307750][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.307853][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.307953][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.308083][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.308216][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.308355][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.308487][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.308631][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.308765][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.308897][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.309030][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.309164][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.309297][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.309455][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.309595][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.309725][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.309857][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.309990][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.310122][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.310295][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.310443][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.310924][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.311125][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.311325][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.311530][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.311737][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.311939][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.317619][ T2908] ------------[ cut here ]------------ | [ 135.317810][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2908 | [ 135.318082][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.318541][ T2908] Tainted: [W]=WARN [ 135.318681][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.318874][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.319043][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.319516][ T2908] RSP: 0018:ffa00000011dfa78 EFLAGS: 00010286 [ 135.319708][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000cb0f8c0 RCX: 1ff400000023bf15 [ 135.319906][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f97c [ 135.320100][ T2908] RBP: ff1100001374c000 R08: 1fe2200001961f31 R09: ff1100000a0aae80 [ 135.320296][ T2908] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 135.320497][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001374c000 [ 135.320709][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.320940][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.321107][ T2908] CR2: 00007f8b7b8b0690 CR3: 00000000099c8002 CR4: 0000000000771ef0 [ 135.321305][ T2908] PKRU: 55555554 [ 135.321409][ T2908] Call Trace: [ 135.321508][ T2908] [ 135.321579][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.321713][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.321844][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.321946][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.322081][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.322244][ T2908] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.322439][ T2908] register_netdev (net/core/dev.c:11552) [ 135.322574][ T2908] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 135.322711][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.322812][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.322916][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.323058][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.323192][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.323324][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.323511][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.323657][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.323787][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.323916][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.324054][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.324184][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.324338][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.324529][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.324672][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.324804][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.324939][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.325069][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.325221][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.325443][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.325589][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.326071][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.326283][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.326595][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.326789][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.326987][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.327197][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.332156][ T2908] ------------[ cut here ]------------ | [ 135.332319][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2908 | [ 135.332593][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.333029][ T2908] Tainted: [W]=WARN [ 135.333127][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.333293][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.333471][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.333971][ T2908] RSP: 0018:ffa00000011dfa68 EFLAGS: 00010286 [ 135.334139][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000ced7e00 RCX: 1ff400000023bf13 [ 135.334333][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ced7ebc [ 135.334747][ T2908] RBP: ff1100000dbf9000 R08: 1fe22000019dafd9 R09: ff1100000a0aae80 [ 135.334945][ T2908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 135.335140][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbf9000 [ 135.335338][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.335599][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.335764][ T2908] CR2: 000055f6a15ced5c CR3: 00000000099c8001 CR4: 0000000000771ef0 [ 135.335961][ T2908] PKRU: 55555554 [ 135.336059][ T2908] Call Trace: [ 135.336159][ T2908] [ 135.336227][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.336374][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.336506][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.336612][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.336745][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.336912][ T2908] register_netdev (net/core/dev.c:11552) [ 135.337045][ T2908] sit_init_net (net/ipv6/sit.c:1860) [ 135.337177][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.337278][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.337383][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.337512][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.337674][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.337847][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.337984][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.338118][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.338249][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.338386][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.338516][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.338661][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.338793][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.338925][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.339058][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.339187][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.339317][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.339452][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.339592][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.339777][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.339921][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.340420][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.340625][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.340821][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.341019][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.341214][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.341417][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.346119][ T2908] ------------[ cut here ]------------ | [ 135.346483][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2908 | [ 135.346751][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.347190][ T2908] Tainted: [W]=WARN [ 135.347318][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.347517][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.347697][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.348164][ T2908] RSP: 0018:ffa00000011dfa78 EFLAGS: 00010286 [ 135.348331][ T2908] RAX: 00000000ffffffa6 RBX: ff1100001034e3c0 RCX: 1ff400000023bf15 [ 135.348533][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001034e47c [ 135.348739][ T2908] RBP: ff11000012b5c000 R08: 1fe2200002069c91 R09: ff1100000a0aae80 [ 135.348938][ T2908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 135.349134][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b5c000 [ 135.349333][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.349578][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.349750][ T2908] CR2: 000055f6a15ced5c CR3: 00000000099c8001 CR4: 0000000000771ef0 [ 135.349948][ T2908] PKRU: 55555554 [ 135.350047][ T2908] Call Trace: [ 135.350145][ T2908] [ 135.350214][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.350356][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.350489][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.350600][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.350735][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.350904][ T2908] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.351042][ T2908] register_netdev (net/core/dev.c:11552) [ 135.351175][ T2908] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 135.351309][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.351416][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.351517][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.351658][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.351791][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.351925][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.352058][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.352194][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.352332][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.352472][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.352614][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.352747][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.352881][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.353016][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.353149][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.353281][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.353420][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.353554][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.353693][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.353856][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.354015][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.354497][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.354711][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.354907][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.355104][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.355304][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.355505][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.359329][ T2908] ------------[ cut here ]------------ | [ 135.359501][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2908 | [ 135.359768][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.360217][ T2908] Tainted: [W]=WARN [ 135.360316][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.360488][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.360668][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.361130][ T2908] RSP: 0018:ffa00000011df918 EFLAGS: 00010286 [ 135.361297][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000c2c7380 RCX: 1ff400000023bee9 [ 135.361498][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2c743c [ 135.361706][ T2908] RBP: ff1100000e849000 R08: 1fe2200001858e89 R09: ff1100000a0aae80 [ 135.361904][ T2908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 135.362100][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e849000 [ 135.362321][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.362555][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.362750][ T2908] CR2: 000055f6a15ced5c CR3: 00000000099c8001 CR4: 0000000000771ef0 [ 135.362948][ T2908] PKRU: 55555554 [ 135.363048][ T2908] Call Trace: [ 135.363150][ T2908] [ 135.363218][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.363356][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.363486][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.363595][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.363729][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.363891][ T2908] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.364027][ T2908] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.364159][ T2908] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.364291][ T2908] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.364427][ T2908] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.364567][ T2908] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.364706][ T2908] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.364838][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.364940][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.365040][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.365171][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.365301][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.365441][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.365576][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.365714][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.365847][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.365978][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.366108][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.366238][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.366374][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.366508][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.366649][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.366779][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.366911][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.367043][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.367174][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.367334][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.367480][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.367956][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.368152][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.368352][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.368550][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.368754][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.368985][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.373215][ T2908] ------------[ cut here ]------------ | [ 135.373380][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2908 | [ 135.373649][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.374094][ T2908] Tainted: [W]=WARN [ 135.374194][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.374360][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.374530][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.375007][ T2908] RSP: 0018:ffa00000011df918 EFLAGS: 00010286 [ 135.375174][ T2908] RAX: 00000000ffffffa6 RBX: ff1100001034f8c0 RCX: 1ff400000023bee9 [ 135.375386][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001034f97c [ 135.375594][ T2908] RBP: ff1100000feec000 R08: 1fe2200002069f31 R09: ff1100000a0aae80 [ 135.375789][ T2908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 135.375984][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feec000 [ 135.376181][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.376414][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.376618][ T2908] CR2: 000055f6a15ced5c CR3: 00000000099c8001 CR4: 0000000000771ef0 [ 135.376832][ T2908] PKRU: 55555554 [ 135.376931][ T2908] Call Trace: [ 135.377028][ T2908] [ 135.377096][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.377227][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.377361][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.377462][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.377605][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.377770][ T2908] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.377903][ T2908] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.378033][ T2908] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.378163][ T2908] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.378295][ T2908] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.378430][ T2908] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.378569][ T2908] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.378707][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.378809][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.378909][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.379041][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.379177][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.379310][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.379448][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.379593][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.379727][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.379858][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.379990][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.380121][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.380253][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.380391][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.380522][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.380663][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.380810][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.380941][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.381073][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.381234][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.381376][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.381852][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.382059][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.382254][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.382453][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.382675][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.382880][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.397906][ T2908] ------------[ cut here ]------------ | [ 135.398073][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2908 | [ 135.398330][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.398854][ T2908] Tainted: [W]=WARN [ 135.398955][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.399121][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.399291][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.399773][ T2908] RSP: 0018:ffa00000011df918 EFLAGS: 00010286 [ 135.399941][ T2908] RAX: 00000000ffffffa6 RBX: ff11000004c0e200 RCX: 1ff400000023bee9 [ 135.400137][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c0e2bc [ 135.400333][ T2908] RBP: ff110000136b4000 R08: 1fe2200000981c59 R09: ff1100000a0aae80 [ 135.400536][ T2908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 135.400739][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136b4000 [ 135.400947][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.401177][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.401342][ T2908] CR2: 000055f6a15ced5c CR3: 00000000099c8001 CR4: 0000000000771ef0 [ 135.401547][ T2908] PKRU: 55555554 [ 135.401657][ T2908] Call Trace: [ 135.401756][ T2908] [ 135.401825][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.401956][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.402087][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.402188][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.402321][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.402487][ T2908] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.402630][ T2908] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 135.402760][ T2908] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 135.402890][ T2908] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 135.403025][ T2908] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 135.403182][ T2908] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 135.403318][ T2908] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 135.403460][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.403565][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.403672][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.403835][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.403967][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.404099][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.404231][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.404369][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.404514][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.404657][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.404806][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.404942][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.405076][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.405211][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.405341][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.405477][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.405618][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.405758][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.405890][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.406052][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.406189][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.406693][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.406909][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.407104][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.407298][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.407498][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.407708][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.412368][ T2908] ------------[ cut here ]------------ | [ 135.412508][ T2908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2908 | [ 135.412781][ T2908] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.413226][ T2908] Tainted: [W]=WARN [ 135.413327][ T2908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.413500][ T2908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.413682][ T2908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.414193][ T2908] RSP: 0018:ffa00000011dfa70 EFLAGS: 00010286 [ 135.414369][ T2908] RAX: 00000000ffffffa6 RBX: ff1100000ff5b1c0 RCX: 1ff400000023bf14 [ 135.414572][ T2908] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b27c [ 135.414780][ T2908] RBP: ff1100000c3a1000 R08: 1fe2200001feb651 R09: ff1100000a0aae80 [ 135.414981][ T2908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 135.415181][ T2908] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3a1000 [ 135.415390][ T2908] FS: 00007f8b7b6a4840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.415632][ T2908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.415798][ T2908] CR2: 000055f6a15ced5c CR3: 00000000099c8001 CR4: 0000000000771ef0 [ 135.416018][ T2908] PKRU: 55555554 [ 135.416142][ T2908] Call Trace: [ 135.416245][ T2908] [ 135.416314][ T2908] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.416454][ T2908] ? notifier_call_chain (kernel/notifier.c:85) [ 135.416596][ T2908] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.416698][ T2908] register_netdevice (net/core/dev.c:11488) [ 135.416832][ T2908] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 135.417000][ T2908] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.417135][ T2908] register_netdev (net/core/dev.c:11552) [ 135.417270][ T2908] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 135.417412][ T2908] ops_init (net/core/net_namespace.c:137) [ 135.417514][ T2908] setup_net (net/core/net_namespace.c:446) [ 135.417625][ T2908] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 135.417757][ T2908] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 135.417891][ T2908] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 135.418028][ T2908] copy_net_ns (net/core/net_namespace.c:579) [ 135.418162][ T2908] create_new_namespaces (kernel/nsproxy.c:132) [ 135.418301][ T2908] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 135.418441][ T2908] ksys_unshare (kernel/fork.c:3243) [ 135.418585][ T2908] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.418720][ T2908] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 135.418852][ T2908] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 135.418988][ T2908] ? __ia32_sys_open (fs/open.c:1374) [ 135.419123][ T2908] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 135.419257][ T2908] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 135.419393][ T2908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.419548][ T2908] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.419693][ T2908] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.419843][ T2908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.420006][ T2908] RIP: 0033:0x7f8b7b966bcb [ 135.420148][ T2908] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 135.420668][ T2908] RSP: 002b:00007ffcdceff5b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 135.420868][ T2908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8b7b966bcb [ 135.421070][ T2908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 135.421271][ T2908] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 135.421476][ T2908] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcdcf017e0 [ 135.421690][ T2908] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcdcf02877 | [ 135.457912][ T2909] ------------[ cut here ]------------ | [ 135.458123][ T2909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2909 | [ 135.458459][ T2909] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.459052][ T2909] Tainted: [W]=WARN [ 135.459206][ T2909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.459441][ T2909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.459692][ T2909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.460241][ T2909] RSP: 0018:ffa00000011dee30 EFLAGS: 00010286 [ 135.460478][ T2909] RAX: 00000000ffffffa6 RBX: ff110000028b2200 RCX: 1ff400000023bd8c [ 135.460772][ T2909] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028b22bc [ 135.461035][ T2909] RBP: ff1100000ffd4000 R08: 1fe2200000516459 R09: ff11000005a7d180 [ 135.461287][ T2909] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 135.461555][ T2909] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d521908 [ 135.461829][ T2909] FS: 00007f95daf14840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 135.462119][ T2909] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.462344][ T2909] CR2: 000000000042ebe0 CR3: 000000000ffa8003 CR4: 0000000000771ef0 [ 135.462638][ T2909] PKRU: 55555554 [ 135.462795][ T2909] Call Trace: [ 135.462948][ T2909] [ 135.463069][ T2909] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.463260][ T2909] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.463431][ T2909] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 135.463673][ T2909] __dev_notify_flags (net/core/dev.c:9787) [ 135.463864][ T2909] ? netif_change_name (net/core/dev.c:1495) [ 135.464052][ T2909] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.464240][ T2909] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.464437][ T2909] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.464646][ T2909] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 135.464837][ T2909] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.465026][ T2909] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 135.465215][ T2909] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 135.465420][ T2909] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 135.465614][ T2909] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 135.465807][ T2909] veth_newlink (drivers/net/veth.c:1871) [ 135.465998][ T2909] ? veth_poll_controller (drivers/net/veth.c:1470) [ 135.466182][ T2909] ? kasan_save_stack (mm/kasan/common.c:57) [ 135.466383][ T2909] ? kasan_save_track (mm/kasan/common.c:78) [ 135.466578][ T2909] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 135.466795][ T2909] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 135.466983][ T2909] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 135.467173][ T2909] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 135.467375][ T2909] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.467573][ T2909] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 135.467777][ T2909] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 135.467969][ T2909] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 135.468156][ T2909] ? __dev_get_by_name (net/core/dev.c:883) [ 135.468359][ T2909] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 135.468553][ T2909] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 135.468783][ T2909] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.468984][ T2909] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.469173][ T2909] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.469378][ T2909] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.469591][ T2909] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.469801][ T2909] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.469997][ T2909] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.470189][ T2909] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.470393][ T2909] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.470591][ T2909] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.470794][ T2909] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.470983][ T2909] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.471176][ T2909] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.471378][ T2909] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.471577][ T2909] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.471772][ T2909] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.471961][ T2909] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.472154][ T2909] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.472341][ T2909] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.472548][ T2909] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.472755][ T2909] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.472945][ T2909] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.473134][ T2909] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.473342][ T2909] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.473550][ T2909] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.473767][ T2909] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.473966][ T2909] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.474152][ T2909] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.474384][ T2909] ? move_addr_to_kernel (net/socket.c:258) [ 135.474588][ T2909] ___sys_sendmsg (net/socket.c:2752) [ 135.474789][ T2909] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.474984][ T2909] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 135.475210][ T2909] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 135.475414][ T2909] __sys_sendmsg (net/socket.c:2784) [ 135.475614][ T2909] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.475812][ T2909] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 135.476001][ T2909] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.476192][ T2909] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.476395][ T2909] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.476593][ T2909] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.476789][ T2909] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.477008][ T2909] RIP: 0033:0x7f95db14e08e [ 135.477201][ T2909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.477771][ T2909] RSP: 002b:00007fffff8cbb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.478029][ T2909] RAX: ffffffffffffffda RBX: 00007fffff8cc310 RCX: 00007f95db14e08e [ 135.478283][ T2909] RDX: 0000000000000000 RSI: 00007fffff8cbc10 RDI: 0000000000000005 [ 135.478553][ T2909] RBP: 00007fffff8cbb70 R08: 0000000000000000 R09: 0000000000000000 [ 135.478842][ T2909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d039 [ 135.479095][ T2909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffff8cc2d0 | [ 135.495777][ T2909] ------------[ cut here ]------------ | [ 135.495968][ T2909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2909 | [ 135.496316][ T2909] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.497266][ T2909] Tainted: [W]=WARN [ 135.497432][ T2909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.497670][ T2909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.497905][ T2909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.498455][ T2909] RSP: 0018:ffa00000011df1b0 EFLAGS: 00010286 [ 135.498703][ T2909] RAX: 00000000ffffffa6 RBX: ff1100000ea75000 RCX: 1ff400000023bdfc [ 135.498961][ T2909] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea750bc [ 135.499211][ T2909] RBP: ff1100000ffd1000 R08: 1fe2200001d4ea19 R09: ff11000005a7d180 [ 135.499474][ T2909] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 135.499744][ T2909] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 135.500000][ T2909] FS: 00007f95daf14840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 135.500286][ T2909] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.500519][ T2909] CR2: 000000000042ebe0 CR3: 000000000ffa8003 CR4: 0000000000771ef0 [ 135.500808][ T2909] PKRU: 55555554 [ 135.500967][ T2909] Call Trace: [ 135.501121][ T2909] [ 135.501241][ T2909] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.501447][ T2909] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.501613][ T2909] __dev_notify_flags (net/core/dev.c:9787) [ 135.501816][ T2909] ? netif_change_name (net/core/dev.c:1495) [ 135.502005][ T2909] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 135.502190][ T2909] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 135.502391][ T2909] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 135.502588][ T2909] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 135.502801][ T2909] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 135.502997][ T2909] ? __dev_get_by_name (net/core/dev.c:883) [ 135.503182][ T2909] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 135.503386][ T2909] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 135.503587][ T2909] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.503791][ T2909] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.503976][ T2909] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.504162][ T2909] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.504363][ T2909] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.504551][ T2909] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.506313][ T2909] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.506511][ T2909] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.506717][ T2909] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.506905][ T2909] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.507115][ T2909] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.507303][ T2909] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.507502][ T2909] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.507706][ T2909] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.507911][ T2909] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.508096][ T2909] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.508282][ T2909] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.508483][ T2909] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.508685][ T2909] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.508893][ T2909] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.509081][ T2909] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.509265][ T2909] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.509465][ T2909] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.509670][ T2909] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.509863][ T2909] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.510053][ T2909] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.510239][ T2909] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.510439][ T2909] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.510676][ T2909] ? move_addr_to_kernel (net/socket.c:258) [ 135.510866][ T2909] ___sys_sendmsg (net/socket.c:2752) [ 135.511052][ T2909] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.511241][ T2909] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 135.511473][ T2909] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 135.511682][ T2909] __sys_sendmsg (net/socket.c:2784) [ 135.511868][ T2909] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.512056][ T2909] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 135.512239][ T2909] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.512436][ T2909] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.512635][ T2909] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.512821][ T2909] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.513006][ T2909] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.513224][ T2909] RIP: 0033:0x7f95db14e08e [ 135.513429][ T2909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.513968][ T2909] RSP: 002b:00007fffff8cbb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.514219][ T2909] RAX: ffffffffffffffda RBX: 00007fffff8cc310 RCX: 00007f95db14e08e [ 135.514485][ T2909] RDX: 0000000000000000 RSI: 00007fffff8cbc10 RDI: 0000000000000005 [ 135.514751][ T2909] RBP: 00007fffff8cbb70 R08: 0000000000000000 R09: 0000000000000000 [ 135.515001][ T2909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d039 [ 135.515251][ T2909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffff8cc2d0 | [ 135.539876][ T2910] ------------[ cut here ]------------ | [ 135.540047][ T2910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2910 | [ 135.540335][ T2910] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.540796][ T2910] Tainted: [W]=WARN [ 135.540895][ T2910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.541058][ T2910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.541231][ T2910] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.541744][ T2910] RSP: 0018:ffa000000110f020 EFLAGS: 00010286 [ 135.541918][ T2910] RAX: 00000000ffffffa6 RBX: ff1100000fb2e200 RCX: 1ff4000000221dca [ 135.542112][ T2910] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e2bc [ 135.542307][ T2910] RBP: ff1100000ffd1000 R08: 1fe2200001f65c59 R09: ff11000005a7ae58 [ 135.542507][ T2910] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 135.542719][ T2910] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 135.542918][ T2910] FS: 00007feeaf2ae840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.543144][ T2910] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.543310][ T2910] CR2: 0000000035a78988 CR3: 00000000099c8004 CR4: 0000000000771ef0 [ 135.543511][ T2910] PKRU: 55555554 [ 135.544247][ T2910] Call Trace: [ 135.544352][ T2910] [ 135.544420][ T2910] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.544553][ T2910] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.544730][ T2910] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 135.545046][ T2910] __dev_notify_flags (net/core/dev.c:9787) [ 135.545289][ T2910] ? netif_change_name (net/core/dev.c:1495) [ 135.546173][ T2910] ? __dev_change_flags (net/core/dev.c:9752) [ 135.546838][ T2910] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 135.546972][ T2910] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.547121][ T2910] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 135.547257][ T2910] netif_change_flags (net/core/dev.c:9820) [ 135.547396][ T2910] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 135.547531][ T2910] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 135.547677][ T2910] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 135.547813][ T2910] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 135.547977][ T2910] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 135.548110][ T2910] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.548247][ T2910] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 135.548387][ T2910] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.548524][ T2910] ? __kernel_text_address (kernel/extable.c:79) [ 135.548670][ T2910] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.548805][ T2910] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.548936][ T2910] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.549070][ T2910] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.549202][ T2910] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 135.549568][ T2910] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.549709][ T2910] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.549842][ T2910] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 135.549976][ T2910] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 135.550119][ T2910] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 135.550251][ T2910] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.550390][ T2910] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 135.550529][ T2910] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 135.550680][ T2910] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.550911][ T2910] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.551046][ T2910] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.551211][ T2910] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.551344][ T2910] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.551489][ T2910] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.551688][ T2910] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.551822][ T2910] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.551955][ T2910] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.552545][ T2910] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.552894][ T2910] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.553137][ T2910] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.553411][ T2910] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.553646][ T2910] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.553829][ T2910] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.553967][ T2910] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.554166][ T2910] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.554299][ T2910] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.554437][ T2910] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.554642][ T2910] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.554816][ T2910] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.554949][ T2910] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.555089][ T2910] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.555282][ T2910] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.555546][ T2910] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.555881][ T2910] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.556240][ T2910] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.556526][ T2910] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.556863][ T2910] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.557119][ T2910] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.557400][ T2910] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.557751][ T2910] ? move_addr_to_kernel (net/socket.c:258) [ 135.558065][ T2910] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.558440][ T2910] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.558799][ T2910] ___sys_sendmsg (net/socket.c:2752) [ 135.559123][ T2910] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 135.559453][ T2910] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.559762][ T2910] __sys_sendmsg (net/socket.c:2784) [ 135.560041][ T2910] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.560299][ T2910] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 135.560655][ T2910] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 135.560932][ T2910] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.561307][ T2910] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.561516][ T2910] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.561701][ T2910] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.562025][ T2910] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.562415][ T2910] RIP: 0033:0x7feeaf4e808e [ 135.562675][ T2910] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.563701][ T2910] RSP: 002b:00007ffdacd30460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.564185][ T2910] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007feeaf4e808e [ 135.564747][ T2910] RDX: 0000000000000000 RSI: 00007ffdacd30510 RDI: 0000000000000005 [ 135.565152][ T2910] RBP: 00007ffdacd30470 R08: 0000000000000000 R09: 0000000000000000 [ 135.565612][ T2910] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d039 [ 135.566077][ T2910] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdacd30be0 | [ 135.600895][ T2911] ------------[ cut here ]------------ | [ 135.601101][ T2911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2911 | [ 135.601795][ T2911] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.602310][ T2911] Tainted: [W]=WARN [ 135.602478][ T2911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.602730][ T2911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.602918][ T2911] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.603432][ T2911] RSP: 0018:ffa00000011ef020 EFLAGS: 00010286 [ 135.603675][ T2911] RAX: 00000000ffffffa6 RBX: ff1100000ea75c40 RCX: 1ff400000023ddca [ 135.603967][ T2911] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea75cfc [ 135.604162][ T2911] RBP: ff1100000ffd4000 R08: 1fe2200001d4eba1 R09: ff1100000eb98b58 [ 135.604361][ T2911] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 135.604558][ T2911] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 135.604795][ T2911] FS: 00007f45505ca840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.605028][ T2911] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.605195][ T2911] CR2: 000000000db0d988 CR3: 000000000da6c006 CR4: 0000000000771ef0 [ 135.605396][ T2911] PKRU: 55555554 [ 135.605493][ T2911] Call Trace: [ 135.605599][ T2911] [ 135.605667][ T2911] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.605816][ T2911] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.605917][ T2911] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 135.606086][ T2911] __dev_notify_flags (net/core/dev.c:9787) [ 135.606218][ T2911] ? netif_change_name (net/core/dev.c:1495) [ 135.606356][ T2911] ? __dev_change_flags (net/core/dev.c:9752) [ 135.606500][ T2911] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 135.606644][ T2911] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.606803][ T2911] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 135.606940][ T2911] netif_change_flags (net/core/dev.c:9820) [ 135.607072][ T2911] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 135.607203][ T2911] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 135.607336][ T2911] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 135.607555][ T2911] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 135.607740][ T2911] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 135.607882][ T2911] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.608016][ T2911] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 135.608146][ T2911] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.608278][ T2911] ? __kernel_text_address (kernel/extable.c:79) [ 135.608487][ T2911] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.608631][ T2911] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.608776][ T2911] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.608912][ T2911] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.609043][ T2911] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 135.609173][ T2911] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.609303][ T2911] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.609523][ T2911] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 135.609750][ T2911] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 135.609899][ T2911] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 135.610031][ T2911] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.610163][ T2911] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 135.610297][ T2911] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 135.610516][ T2911] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.610671][ T2911] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.610805][ T2911] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.610937][ T2911] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.611069][ T2911] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.611202][ T2911] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.611336][ T2911] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.611522][ T2911] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.611668][ T2911] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.611799][ T2911] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.611934][ T2911] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.612067][ T2911] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.612197][ T2911] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.612336][ T2911] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.612523][ T2911] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.612664][ T2911] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.612815][ T2911] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.612948][ T2911] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.613080][ T2911] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.613211][ T2911] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.613401][ T2911] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.613533][ T2911] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.613679][ T2911] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.613857][ T2911] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.613993][ T2911] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.614134][ T2911] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.614268][ T2911] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.614483][ T2911] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.614630][ T2911] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.614777][ T2911] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.614913][ T2911] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.615076][ T2911] ? move_addr_to_kernel (net/socket.c:258) [ 135.615210][ T2911] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.615340][ T2911] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.615546][ T2911] ___sys_sendmsg (net/socket.c:2752) [ 135.615693][ T2911] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 135.615882][ T2911] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.616025][ T2911] __sys_sendmsg (net/socket.c:2784) [ 135.616155][ T2911] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.616286][ T2911] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 135.616507][ T2911] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 135.616667][ T2911] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 135.616801][ T2911] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.616934][ T2911] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.617069][ T2911] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.617204][ T2911] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.617339][ T2911] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.617545][ T2911] RIP: 0033:0x7f455080408e [ 135.617692][ T2911] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.618211][ T2911] RSP: 002b:00007ffdb774fde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.618418][ T2911] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f455080408e [ 135.618626][ T2911] RDX: 0000000000000000 RSI: 00007ffdb774fe90 RDI: 0000000000000005 [ 135.618835][ T2911] RBP: 00007ffdb774fdf0 R08: 0000000000000000 R09: 0000000000000000 [ 135.619045][ T2911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d039 [ 135.619247][ T2911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb7750560 | [ 135.621341][ T36] ------------[ cut here ]------------ | [ 135.621485][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36 | [ 135.621763][ T36] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.622193][ T36] Tainted: [W]=WARN [ 135.622283][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.622448][ T36] Workqueue: events_unbound linkwatch_event [ 135.622613][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.622811][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.623252][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 135.623456][ T36] RAX: 00000000ffffffa6 RBX: ff1100000c217e00 RCX: 1ff4000000051f02 [ 135.623645][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217ebc [ 135.623853][ T36] RBP: ff1100000ffd1000 R08: 1fe2200001842fd9 R09: ff11000001d751a8 [ 135.624038][ T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 135.624218][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 135.624411][ T36] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.624635][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.624805][ T36] CR2: 000055f6a15ced5c CR3: 000000000ebf4006 CR4: 0000000000771ef0 [ 135.624990][ T36] PKRU: 55555554 [ 135.625079][ T36] Call Trace: [ 135.625171][ T36] [ 135.625234][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.625370][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 135.625491][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.625591][ T36] netif_state_change (net/core/dev.c:1605) [ 135.625732][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.625895][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 135.626015][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 135.626147][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.626276][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 135.626407][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 135.626532][ T36] process_one_work (kernel/workqueue.c:3314) [ 135.626673][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 135.626834][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.626977][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 135.627101][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 135.627222][ T36] kthread (kernel/kthread.c:436) [ 135.627313][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 135.627468][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 135.627602][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 135.627733][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 135.627909][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 135.628035][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 135.628154][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 135.685850][ T2913] ------------[ cut here ]------------ | [ 135.686042][ T2913] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2913 | [ 135.686843][ T2913] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.687358][ T2913] Tainted: [W]=WARN [ 135.687460][ T2913] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.687677][ T2913] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.687912][ T2913] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.688381][ T2913] RSP: 0018:ffa00000011ef150 EFLAGS: 00010286 [ 135.688596][ T2913] RAX: 00000000ffffffa6 RBX: ff1100000c9b78c0 RCX: 1ff400000023ddf0 [ 135.688840][ T2913] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b797c [ 135.689038][ T2913] RBP: ff1100000ffd4000 R08: 1fe2200001936f31 R09: ff1100001373ae58 [ 135.689304][ T2913] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 135.689505][ T2913] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007878040 [ 135.689821][ T2913] FS: 00007fde8444e840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 135.690289][ T2913] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.690610][ T2913] CR2: 00000000004ebb28 CR3: 0000000009564002 CR4: 0000000000771ef0 [ 135.690973][ T2913] PKRU: 55555554 [ 135.691162][ T2913] Call Trace: [ 135.691320][ T2913] [ 135.691519][ T2913] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.691789][ T2913] ? notifier_call_chain (kernel/notifier.c:85) [ 135.692107][ T2913] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.692332][ T2913] netif_state_change (net/core/dev.c:1605) [ 135.693207][ T2913] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.693543][ T2913] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 135.694144][ T2913] linkwatch_sync_dev (net/core/link_watch.c:295) [ 135.694425][ T2913] rtnl_getlink (net/core/rtnetlink.c:4273) [ 135.694689][ T2913] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.694934][ T2913] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.695259][ T2913] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 135.695577][ T2913] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.695906][ T2913] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.696140][ T2913] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.696403][ T2913] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.696693][ T2913] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.696849][ T2913] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.697187][ T2913] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.697514][ T2913] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.697788][ T2913] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.698285][ T2913] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 135.698728][ T2913] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.698990][ T2913] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.699414][ T2913] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.699639][ T2913] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.699899][ T2913] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.700157][ T2913] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.700500][ T2913] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.700882][ T2913] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.701254][ T2913] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.701996][ T2913] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.702490][ T2913] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.702861][ T2913] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.703289][ T2913] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.703680][ T2913] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.704210][ T2913] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.704768][ T2913] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.705361][ T2913] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.705933][ T2913] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.706316][ T2913] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.706555][ T2913] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.706914][ T2913] ? move_addr_to_kernel (net/socket.c:258) [ 135.707182][ T2913] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 135.707436][ T2913] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 135.707781][ T2913] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 135.708041][ T2913] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 135.708359][ T2913] ___sys_sendmsg (net/socket.c:2752) [ 135.708623][ T2913] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.708848][ T2913] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.709196][ T2913] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 135.709434][ T2913] ? do_getsockname (net/socket.c:2192) [ 135.709663][ T2913] __sys_sendmsg (net/socket.c:2784) [ 135.709967][ T2913] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.710261][ T2913] ? __sys_getsockname (net/socket.c:2210) [ 135.710604][ T2913] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.710935][ T2913] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.711207][ T2913] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.711477][ T2913] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.711757][ T2913] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.712088][ T2913] RIP: 0033:0x7fde8468808e [ 135.712376][ T2913] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.713307][ T2913] RSP: 002b:00007ffdf1b3a810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.713687][ T2913] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde8468808e [ 135.714225][ T2913] RDX: 0000000000000000 RSI: 00007ffdf1b3a8c0 RDI: 0000000000000006 [ 135.714925][ T2913] RBP: 00007ffdf1b3a820 R08: 0000000000000000 R09: 0000000000000000 [ 135.715645][ T2913] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d039 [ 135.716095][ T2913] R13: 00007ffdf1b3a970 R14: 000000000000000d R15: 00007ffdf1b3c87a | [ 135.829683][ T2916] ------------[ cut here ]------------ | [ 135.829869][ T2916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2916 | [ 135.830140][ T2916] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.830648][ T2916] Tainted: [W]=WARN [ 135.830775][ T2916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.830955][ T2916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.831130][ T2916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.831634][ T2916] RSP: 0018:ffa000000120f1b0 EFLAGS: 00010286 [ 135.831857][ T2916] RAX: 00000000ffffffa6 RBX: ff1100000ca6b380 RCX: 1ff4000000241dfc [ 135.832070][ T2916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b43c [ 135.832271][ T2916] RBP: ff11000013721000 R08: 1fe220000194d689 R09: ff11000009850b80 [ 135.832475][ T2916] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 135.832685][ T2916] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 135.832925][ T2916] FS: 00007f6611152840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.833161][ T2916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.833329][ T2916] CR2: 00007f661134b460 CR3: 000000000da6c002 CR4: 0000000000771ef0 [ 135.833537][ T2916] PKRU: 55555554 [ 135.833652][ T2916] Call Trace: [ 135.833788][ T2916] [ 135.833866][ T2916] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.834004][ T2916] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.834106][ T2916] __dev_notify_flags (net/core/dev.c:9787) [ 135.834240][ T2916] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 135.834438][ T2916] ? netif_change_name (net/core/dev.c:1495) [ 135.834589][ T2916] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 135.834751][ T2916] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 135.834895][ T2916] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 135.835029][ T2916] ? __dev_get_by_name (net/core/dev.c:883) [ 135.835162][ T2916] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 135.835302][ T2916] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 135.835490][ T2916] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.835637][ T2916] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.835824][ T2916] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.835975][ T2916] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.836109][ T2916] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.836242][ T2916] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.836386][ T2916] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.836523][ T2916] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.836689][ T2916] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.836860][ T2916] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.836993][ T2916] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.837124][ T2916] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.837259][ T2916] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.837395][ T2916] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.837529][ T2916] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.837674][ T2916] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.837862][ T2916] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.838003][ T2916] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.838136][ T2916] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.838272][ T2916] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.838410][ T2916] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.838543][ T2916] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.838686][ T2916] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.838869][ T2916] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.839004][ T2916] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.839139][ T2916] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.839271][ T2916] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.839409][ T2916] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.839584][ T2916] ? move_addr_to_kernel (net/socket.c:258) [ 135.839758][ T2916] ___sys_sendmsg (net/socket.c:2752) [ 135.839901][ T2916] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.840035][ T2916] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.840177][ T2916] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 135.840315][ T2916] __sys_sendmsg (net/socket.c:2784) [ 135.840457][ T2916] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.840600][ T2916] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.840756][ T2916] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.840899][ T2916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.841033][ T2916] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.841166][ T2916] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.841299][ T2916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.841471][ T2916] RIP: 0033:0x7f661138c08e [ 135.841621][ T2916] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.842119][ T2916] RSP: 002b:00007ffd8bb19110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.842320][ T2916] RAX: ffffffffffffffda RBX: 00007ffd8bb198c0 RCX: 00007f661138c08e [ 135.842523][ T2916] RDX: 0000000000000000 RSI: 00007ffd8bb191c0 RDI: 0000000000000005 [ 135.842747][ T2916] RBP: 00007ffd8bb19120 R08: 0000000000000000 R09: 0000000000000000 [ 135.842956][ T2916] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 135.843154][ T2916] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8bb19890 | [ 135.877858][ T2917] ------------[ cut here ]------------ | [ 135.878037][ T2917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2917 | [ 135.878309][ T2917] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.879610][ T2917] Tainted: [W]=WARN [ 135.879738][ T2917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.879928][ T2917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.880103][ T2917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.880602][ T2917] RSP: 0018:ffa000000121f1b0 EFLAGS: 00010286 [ 135.880805][ T2917] RAX: 00000000ffffffa6 RBX: ff1100000eed9a80 RCX: 1ff4000000243dfc [ 135.881003][ T2917] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9b3c [ 135.881202][ T2917] RBP: ff1100000fe2c000 R08: 1fe2200001ddb369 R09: ff11000010115180 [ 135.881407][ T2917] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 135.881620][ T2917] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 135.881849][ T2917] FS: 00007fc05da55840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.882080][ T2917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.882251][ T2917] CR2: 00007fc05dc4e460 CR3: 0000000012ab9005 CR4: 0000000000771ef0 [ 135.882460][ T2917] PKRU: 55555554 [ 135.882564][ T2917] Call Trace: [ 135.882669][ T2917] [ 135.882740][ T2917] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.882876][ T2917] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.882976][ T2917] __dev_notify_flags (net/core/dev.c:9787) [ 135.883109][ T2917] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 135.883245][ T2917] ? netif_change_name (net/core/dev.c:1495) [ 135.883393][ T2917] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 135.883528][ T2917] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 135.883676][ T2917] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 135.883837][ T2917] ? __dev_get_by_name (net/core/dev.c:883) [ 135.883971][ T2917] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 135.884110][ T2917] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 135.884246][ T2917] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.884388][ T2917] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.884522][ T2917] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.884664][ T2917] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.884797][ T2917] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.884930][ T2917] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.885067][ T2917] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.885203][ T2917] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.885339][ T2917] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.885478][ T2917] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.885621][ T2917] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.885778][ T2917] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.885916][ T2917] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.886047][ T2917] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.886182][ T2917] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.886316][ T2917] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.886458][ T2917] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.886603][ T2917] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.886738][ T2917] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.886873][ T2917] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.887040][ T2917] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.887176][ T2917] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.887311][ T2917] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.887452][ T2917] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.887597][ T2917] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.887741][ T2917] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.887886][ T2917] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.888020][ T2917] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.888186][ T2917] ? move_addr_to_kernel (net/socket.c:258) [ 135.888323][ T2917] ___sys_sendmsg (net/socket.c:2752) [ 135.888459][ T2917] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.888601][ T2917] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.888743][ T2917] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 135.888878][ T2917] __sys_sendmsg (net/socket.c:2784) [ 135.889013][ T2917] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.889151][ T2917] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.889286][ T2917] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.889426][ T2917] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.889564][ T2917] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.889705][ T2917] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.889840][ T2917] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.890005][ T2917] RIP: 0033:0x7fc05dc8f08e [ 135.890145][ T2917] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.890633][ T2917] RSP: 002b:00007ffe89e14650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.890893][ T2917] RAX: ffffffffffffffda RBX: 00007ffe89e14e00 RCX: 00007fc05dc8f08e [ 135.891093][ T2917] RDX: 0000000000000000 RSI: 00007ffe89e14700 RDI: 0000000000000005 [ 135.891297][ T2917] RBP: 00007ffe89e14660 R08: 0000000000000000 R09: 0000000000000000 [ 135.891523][ T2917] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 135.891766][ T2917] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe89e14dd0 | [ 135.926513][ T2918] ------------[ cut here ]------------ | [ 135.927378][ T2918] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2918 | [ 135.927650][ T2918] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.928086][ T2918] Tainted: [W]=WARN [ 135.928185][ T2918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.928355][ T2918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.928527][ T2918] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.929033][ T2918] RSP: 0018:ffa000000122f020 EFLAGS: 00010286 [ 135.929200][ T2918] RAX: 00000000ffffffa6 RBX: ff1100000ea8ec80 RCX: 1ff4000000245dca [ 135.929737][ T2918] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea8ed3c [ 135.929942][ T2918] RBP: ff11000013721000 R08: 1fe2200001d51da9 R09: ff11000010112e58 [ 135.930140][ T2918] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 135.930336][ T2918] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 135.930539][ T2918] FS: 00007f1c3bb0a840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 135.930781][ T2918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.930948][ T2918] CR2: 0000000038f28988 CR3: 000000000da6c004 CR4: 0000000000771ef0 [ 135.931148][ T2918] PKRU: 55555554 [ 135.931246][ T2918] Call Trace: [ 135.931343][ T2918] [ 135.931418][ T2918] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.931552][ T2918] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.931662][ T2918] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 135.931794][ T2918] __dev_notify_flags (net/core/dev.c:9787) [ 135.931930][ T2918] ? netif_change_name (net/core/dev.c:1495) [ 135.932063][ T2918] ? __dev_change_flags (net/core/dev.c:9752) [ 135.932196][ T2918] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 135.932331][ T2918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.932471][ T2918] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 135.932615][ T2918] netif_change_flags (net/core/dev.c:9820) [ 135.932749][ T2918] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 135.932900][ T2918] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 135.933034][ T2918] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 135.933167][ T2918] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 135.933331][ T2918] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 135.933468][ T2918] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.933611][ T2918] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 135.933743][ T2918] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.933877][ T2918] ? __kernel_text_address (kernel/extable.c:79) [ 135.934011][ T2918] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.934148][ T2918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.934279][ T2918] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.934416][ T2918] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.934548][ T2918] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 135.934690][ T2918] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.934823][ T2918] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.934955][ T2918] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 135.935089][ T2918] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 135.935230][ T2918] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 135.935365][ T2918] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.935497][ T2918] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 135.935644][ T2918] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 135.935781][ T2918] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.935917][ T2918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.936048][ T2918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.936181][ T2918] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.936313][ T2918] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.936449][ T2918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.936595][ T2918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.936727][ T2918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.936859][ T2918] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.936991][ T2918] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.937124][ T2918] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.937257][ T2918] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.937393][ T2918] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.937525][ T2918] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.937667][ T2918] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.937800][ T2918] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.937932][ T2918] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.938063][ T2918] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.938200][ T2918] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.938331][ T2918] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.938486][ T2918] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.938628][ T2918] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.938764][ T2918] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.938897][ T2918] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.939032][ T2918] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.939169][ T2918] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.939302][ T2918] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.939440][ T2918] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.939756][ T2918] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.939888][ T2918] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.940019][ T2918] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.940184][ T2918] ? move_addr_to_kernel (net/socket.c:258) [ 135.940318][ T2918] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.940457][ T2918] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.940599][ T2918] ___sys_sendmsg (net/socket.c:2752) [ 135.940730][ T2918] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 135.940893][ T2918] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.941036][ T2918] __sys_sendmsg (net/socket.c:2784) [ 135.941166][ T2918] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.941296][ T2918] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 135.941466][ T2918] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 135.941609][ T2918] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.941741][ T2918] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.941874][ T2918] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.942006][ T2918] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.942138][ T2918] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.942302][ T2918] RIP: 0033:0x7f1c3bd4408e [ 135.942446][ T2918] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.942926][ T2918] RSP: 002b:00007fff40ffb130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.943126][ T2918] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1c3bd4408e [ 135.943322][ T2918] RDX: 0000000000000000 RSI: 00007fff40ffb1e0 RDI: 0000000000000005 [ 135.943522][ T2918] RBP: 00007fff40ffb140 R08: 0000000000000000 R09: 0000000000000000 [ 135.943724][ T2918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 135.943921][ T2918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff40ffb8b0 | [ 135.976123][ T2919] ------------[ cut here ]------------ | [ 135.976300][ T2919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2919 | [ 135.976584][ T2919] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 135.977050][ T2919] Tainted: [W]=WARN [ 135.977150][ T2919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.977320][ T2919] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 135.977499][ T2919] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 135.978007][ T2919] RSP: 0018:ffa000000123f020 EFLAGS: 00010286 [ 135.978176][ T2919] RAX: 00000000ffffffa6 RBX: ff1100000c415000 RCX: 1ff4000000247dca [ 135.978441][ T2919] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4150bc [ 135.978658][ T2919] RBP: ff1100000fe2c000 R08: 1fe2200001882a19 R09: ff1100000ea5d158 [ 135.978872][ T2919] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 135.979069][ T2919] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 135.979275][ T2919] FS: 00007f4cbb3bc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 135.979516][ T2919] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.979692][ T2919] CR2: 000000003ed11988 CR3: 0000000012ab9002 CR4: 0000000000771ef0 [ 135.979908][ T2919] PKRU: 55555554 [ 135.980007][ T2919] Call Trace: [ 135.980107][ T2919] [ 135.980176][ T2919] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 135.980311][ T2919] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 135.980417][ T2919] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 135.980550][ T2919] __dev_notify_flags (net/core/dev.c:9787) [ 135.980692][ T2919] ? netif_change_name (net/core/dev.c:1495) [ 135.980884][ T2919] ? __dev_change_flags (net/core/dev.c:9752) [ 135.981019][ T2919] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 135.981153][ T2919] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.981286][ T2919] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 135.981425][ T2919] netif_change_flags (net/core/dev.c:9820) [ 135.981556][ T2919] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 135.981698][ T2919] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 135.981851][ T2919] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 135.981984][ T2919] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 135.982148][ T2919] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 135.982296][ T2919] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.982435][ T2919] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 135.982574][ T2919] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.982730][ T2919] ? __kernel_text_address (kernel/extable.c:79) [ 135.982873][ T2919] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.983008][ T2919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.983140][ T2919] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.983308][ T2919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.983447][ T2919] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 135.983592][ T2919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.983732][ T2919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.983973][ T2919] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 135.984108][ T2919] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 135.984273][ T2919] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 135.984413][ T2919] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 135.984548][ T2919] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 135.984694][ T2919] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 135.984849][ T2919] rtnl_newlink (net/core/rtnetlink.c:4150) [ 135.984987][ T2919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.985121][ T2919] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.985254][ T2919] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.985398][ T2919] ? mark_usage (kernel/locking/lockdep.c:4674) [ 135.985530][ T2919] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.985677][ T2919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.985845][ T2919] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.985980][ T2919] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.986114][ T2919] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 135.986247][ T2919] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 135.986386][ T2919] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 135.986554][ T2919] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.986699][ T2919] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.986847][ T2919] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.986982][ T2919] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 135.987114][ T2919] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 135.987252][ T2919] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 135.987391][ T2919] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 135.987525][ T2919] ? netlink_ack (./include/linux/skbuff.h:2718) [ 135.987676][ T2919] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 135.987840][ T2919] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 135.987975][ T2919] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 135.988109][ T2919] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 135.988244][ T2919] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 135.988385][ T2919] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 135.988521][ T2919] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 135.988662][ T2919] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 135.988813][ T2919] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 135.988946][ T2919] ? copy_msghdr_from_user (net/socket.c:2635) [ 135.989077][ T2919] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 135.989245][ T2919] ? move_addr_to_kernel (net/socket.c:258) [ 135.989384][ T2919] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 135.989516][ T2919] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 135.989661][ T2919] ___sys_sendmsg (net/socket.c:2752) [ 135.989809][ T2919] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 135.989975][ T2919] ? copy_msghdr_from_user (net/socket.c:2603) [ 135.990120][ T2919] __sys_sendmsg (net/socket.c:2784) [ 135.990253][ T2919] ? __sys_sendmsg_sock (net/socket.c:2765) [ 135.990391][ T2919] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 135.990619][ T2919] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 135.990773][ T2919] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 135.990910][ T2919] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 135.991042][ T2919] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 135.991175][ T2919] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 135.991308][ T2919] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.991482][ T2919] RIP: 0033:0x7f4cbb5f608e [ 135.991630][ T2919] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 135.992150][ T2919] RSP: 002b:00007ffdf55590a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 135.992359][ T2919] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cbb5f608e [ 135.992562][ T2919] RDX: 0000000000000000 RSI: 00007ffdf5559150 RDI: 0000000000000005 [ 135.992777][ T2919] RBP: 00007ffdf55590b0 R08: 0000000000000000 R09: 0000000000000000 [ 135.992979][ T2919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 135.993178][ T2919] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf5559820 | [ 136.086009][ T2922] ------------[ cut here ]------------ | [ 136.086188][ T2922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2922 | [ 136.086480][ T2922] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.086962][ T2922] Tainted: [W]=WARN [ 136.087067][ T2922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.087241][ T2922] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.087431][ T2922] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.087941][ T2922] RSP: 0018:ffa000000126f090 EFLAGS: 00010286 [ 136.088117][ T2922] RAX: 00000000ffffffa6 RBX: ff110000137df540 RCX: 1ff400000024ddd8 [ 136.088325][ T2922] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137df5fc [ 136.088541][ T2922] RBP: ff11000013721000 R08: 1fe22000026fbec1 R09: ff11000009a7d180 [ 136.088763][ T2922] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 136.088971][ T2922] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 136.089180][ T2922] FS: 00007f2f2d92c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.089429][ T2922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.089615][ T2922] CR2: 000000000042e5e0 CR3: 0000000012ab9004 CR4: 0000000000771ef0 [ 136.089824][ T2922] PKRU: 55555554 [ 136.089931][ T2922] Call Trace: [ 136.090035][ T2922] [ 136.090107][ T2922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.090248][ T2922] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 136.090395][ T2922] notifier_call_chain (kernel/notifier.c:85) [ 136.090539][ T2922] __netdev_upper_dev_link (net/core/dev.c:8931) [ 136.090692][ T2922] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 136.090834][ T2922] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 136.090975][ T2922] netdev_upper_dev_link (net/core/dev.c:8972) [ 136.091115][ T2922] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 136.091255][ T2922] register_vlan_dev (net/8021q/vlan.c:183) [ 136.091404][ T2922] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 136.091544][ T2922] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 136.091695][ T2922] ? nla_strscpy (lib/nlattr.c:795) [ 136.091834][ T2922] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 136.091975][ T2922] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 136.092112][ T2922] ? __dev_get_by_name (net/core/dev.c:883) [ 136.092250][ T2922] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 136.092402][ T2922] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 136.092546][ T2922] rtnl_newlink (net/core/rtnetlink.c:4150) [ 136.092699][ T2922] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.092837][ T2922] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.092975][ T2922] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.093115][ T2922] ? mark_usage (kernel/locking/lockdep.c:4674) [ 136.093254][ T2922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.093400][ T2922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.093540][ T2922] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.093692][ T2922] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.093832][ T2922] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.093971][ T2922] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.094109][ T2922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.094251][ T2922] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.094393][ T2922] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.094535][ T2922] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 136.094686][ T2922] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.094827][ T2922] ? netlink_ack (./include/linux/skbuff.h:2718) [ 136.094970][ T2922] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 136.095108][ T2922] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 136.095249][ T2922] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 136.095395][ T2922] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 136.095535][ T2922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.095684][ T2922] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 136.095831][ T2922] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 136.095971][ T2922] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 136.096114][ T2922] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 136.096253][ T2922] ? copy_msghdr_from_user (net/socket.c:2635) [ 136.096478][ T2922] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 136.096728][ T2922] ? move_addr_to_kernel (net/socket.c:258) [ 136.096872][ T2922] ___sys_sendmsg (net/socket.c:2752) [ 136.097010][ T2922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.097149][ T2922] ? copy_msghdr_from_user (net/socket.c:2603) [ 136.097296][ T2922] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 136.097522][ T2922] __sys_sendmsg (net/socket.c:2784) [ 136.097669][ T2922] ? __sys_sendmsg_sock (net/socket.c:2765) [ 136.097812][ T2922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.097952][ T2922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.098091][ T2922] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 136.098229][ T2922] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 136.098522][ T2922] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 136.098673][ T2922] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 136.098846][ T2922] RIP: 0033:0x7f2f2db6608e [ 136.098994][ T2922] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 136.099579][ T2922] RSP: 002b:00007ffc7ef8c240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 136.099793][ T2922] RAX: ffffffffffffffda RBX: 00007ffc7ef8ca00 RCX: 00007f2f2db6608e [ 136.099998][ T2922] RDX: 0000000000000000 RSI: 00007ffc7ef8c2f0 RDI: 0000000000000005 [ 136.100204][ T2922] RBP: 00007ffc7ef8c250 R08: 0000000000000000 R09: 0000000000000000 [ 136.100503][ T2922] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 136.100723][ T2922] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7ef8c9c0 | [ 136.102454][ T2922] ------------[ cut here ]------------ | [ 136.102789][ T2922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2922 | [ 136.103056][ T2922] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.103511][ T2922] Tainted: [W]=WARN [ 136.103624][ T2922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.103801][ T2922] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.103978][ T2922] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.104474][ T2922] RSP: 0018:ffa000000126f1b0 EFLAGS: 00010286 [ 136.104655][ T2922] RAX: 00000000ffffffa6 RBX: ff110000137df700 RCX: 1ff400000024ddfc [ 136.104859][ T2922] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137df7bc [ 136.105087][ T2922] RBP: ff1100000a31c000 R08: 1fe22000026fbef9 R09: ff11000009a7d180 [ 136.105292][ T2922] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 136.105563][ T2922] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 136.105832][ T2922] FS: 00007f2f2d92c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.106069][ T2922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.106241][ T2922] CR2: 000000000042e5e0 CR3: 0000000012ab9004 CR4: 0000000000771ef0 [ 136.106506][ T2922] PKRU: 55555554 [ 136.106619][ T2922] Call Trace: [ 136.106721][ T2922] [ 136.106791][ T2922] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 136.106928][ T2922] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.107066][ T2922] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 136.107171][ T2922] __dev_notify_flags (net/core/dev.c:9787) [ 136.107308][ T2922] ? netdev_update_features (net/core/dev.c:11098) [ 136.107506][ T2922] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 136.107689][ T2922] ? netif_change_name (net/core/dev.c:1495) [ 136.107825][ T2922] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 136.107961][ T2922] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 136.108102][ T2922] ? register_vlan_dev (net/8021q/vlan.c:196) [ 136.108240][ T2922] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 136.108436][ T2922] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 136.108578][ T2922] ? nla_strscpy (lib/nlattr.c:795) [ 136.108722][ T2922] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 136.108862][ T2922] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 136.108999][ T2922] ? __dev_get_by_name (net/core/dev.c:883) [ 136.109136][ T2922] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 136.109280][ T2922] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 136.109479][ T2922] rtnl_newlink (net/core/rtnetlink.c:4150) [ 136.109630][ T2922] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.109767][ T2922] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.109906][ T2922] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.110043][ T2922] ? mark_usage (kernel/locking/lockdep.c:4674) [ 136.110178][ T2922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.110320][ T2922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.110522][ T2922] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.110671][ T2922] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.110806][ T2922] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.110942][ T2922] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.111078][ T2922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.111221][ T2922] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.111414][ T2922] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.111553][ T2922] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 136.111698][ T2922] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.111835][ T2922] ? netlink_ack (./include/linux/skbuff.h:2718) [ 136.111974][ T2922] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 136.112111][ T2922] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 136.112251][ T2922] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 136.112450][ T2922] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 136.112596][ T2922] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.112735][ T2922] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 136.112872][ T2922] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 136.113010][ T2922] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 136.113147][ T2922] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 136.113285][ T2922] ? copy_msghdr_from_user (net/socket.c:2635) [ 136.113487][ T2922] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 136.113666][ T2922] ? move_addr_to_kernel (net/socket.c:258) [ 136.113808][ T2922] ___sys_sendmsg (net/socket.c:2752) [ 136.113944][ T2922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.114083][ T2922] ? copy_msghdr_from_user (net/socket.c:2603) [ 136.114229][ T2922] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 136.114427][ T2922] __sys_sendmsg (net/socket.c:2784) [ 136.114568][ T2922] ? __sys_sendmsg_sock (net/socket.c:2765) [ 136.114715][ T2922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.114853][ T2922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.114991][ T2922] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 136.115129][ T2922] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 136.115266][ T2922] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 136.115460][ T2922] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 136.115641][ T2922] RIP: 0033:0x7f2f2db6608e [ 136.115786][ T2922] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 136.116276][ T2922] RSP: 002b:00007ffc7ef8c240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 136.116542][ T2922] RAX: ffffffffffffffda RBX: 00007ffc7ef8ca00 RCX: 00007f2f2db6608e [ 136.116757][ T2922] RDX: 0000000000000000 RSI: 00007ffc7ef8c2f0 RDI: 0000000000000005 [ 136.116961][ T2922] RBP: 00007ffc7ef8c250 R08: 0000000000000000 R09: 0000000000000000 [ 136.117164][ T2922] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 136.117427][ T2922] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7ef8c9c0 | [ 136.153687][ T2923] ------------[ cut here ]------------ | [ 136.153851][ T2923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2923 | [ 136.154129][ T2923] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.154615][ T2923] Tainted: [W]=WARN [ 136.154725][ T2923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.154898][ T2923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.155078][ T2923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.155600][ T2923] RSP: 0018:ffa000000127f090 EFLAGS: 00010286 [ 136.155775][ T2923] RAX: 00000000ffffffa6 RBX: ff1100000b637c40 RCX: 1ff400000024fdd8 [ 136.155980][ T2923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637cfc [ 136.156187][ T2923] RBP: ff1100000fe2c000 R08: 1fe22000016c6fa1 R09: ff11000009890b80 [ 136.156395][ T2923] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 136.156609][ T2923] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 136.156813][ T2923] FS: 00007fe195aec840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 136.157054][ T2923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.157226][ T2923] CR2: 000000000042e5e0 CR3: 0000000013688006 CR4: 0000000000771ef0 [ 136.157439][ T2923] PKRU: 55555554 [ 136.157543][ T2923] Call Trace: [ 136.157657][ T2923] [ 136.157729][ T2923] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.157866][ T2923] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 136.158004][ T2923] notifier_call_chain (kernel/notifier.c:85) [ 136.158144][ T2923] __netdev_upper_dev_link (net/core/dev.c:8931) [ 136.158284][ T2923] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 136.158435][ T2923] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 136.158585][ T2923] netdev_upper_dev_link (net/core/dev.c:8972) [ 136.158722][ T2923] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 136.158860][ T2923] register_vlan_dev (net/8021q/vlan.c:183) [ 136.158998][ T2923] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 136.159137][ T2923] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 136.159277][ T2923] ? nla_strscpy (lib/nlattr.c:795) [ 136.159422][ T2923] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 136.159568][ T2923] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 136.159710][ T2923] ? __dev_get_by_name (net/core/dev.c:883) [ 136.159849][ T2923] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 136.159994][ T2923] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 136.160135][ T2923] rtnl_newlink (net/core/rtnetlink.c:4150) [ 136.160274][ T2923] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.160415][ T2923] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.160553][ T2923] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.160701][ T2923] ? mark_usage (kernel/locking/lockdep.c:4674) [ 136.160836][ T2923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.160979][ T2923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.161119][ T2923] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.161256][ T2923] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.161397][ T2923] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.161534][ T2923] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.161678][ T2923] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.161817][ T2923] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.161953][ T2923] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.162092][ T2923] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 136.162230][ T2923] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.162370][ T2923] ? netlink_ack (./include/linux/skbuff.h:2718) [ 136.162511][ T2923] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 136.162656][ T2923] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 136.162798][ T2923] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 136.162938][ T2923] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 136.163075][ T2923] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.163215][ T2923] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 136.163358][ T2923] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 136.163496][ T2923] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 136.163645][ T2923] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 136.163782][ T2923] ? copy_msghdr_from_user (net/socket.c:2635) [ 136.163920][ T2923] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 136.164090][ T2923] ? move_addr_to_kernel (net/socket.c:258) [ 136.164233][ T2923] ___sys_sendmsg (net/socket.c:2752) [ 136.164374][ T2923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.164511][ T2923] ? copy_msghdr_from_user (net/socket.c:2603) [ 136.164668][ T2923] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 136.164807][ T2923] __sys_sendmsg (net/socket.c:2784) [ 136.164944][ T2923] ? __sys_sendmsg_sock (net/socket.c:2765) [ 136.165086][ T2923] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.165223][ T2923] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.165367][ T2923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 136.165503][ T2923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 136.165651][ T2923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 136.165789][ T2923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 136.165959][ T2923] RIP: 0033:0x7fe195d2608e [ 136.166109][ T2923] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 136.166626][ T2923] RSP: 002b:00007ffe0ca90370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 136.166851][ T2923] RAX: ffffffffffffffda RBX: 00007ffe0ca90b30 RCX: 00007fe195d2608e [ 136.167065][ T2923] RDX: 0000000000000000 RSI: 00007ffe0ca90420 RDI: 0000000000000005 [ 136.167269][ T2923] RBP: 00007ffe0ca90380 R08: 0000000000000000 R09: 0000000000000000 [ 136.167485][ T2923] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 136.167698][ T2923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0ca90af0 | [ 136.169320][ T2923] ------------[ cut here ]------------ | [ 136.169456][ T2923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2923 | [ 136.169734][ T2923] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.170174][ T2923] Tainted: [W]=WARN [ 136.170275][ T2923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.170464][ T2923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.170647][ T2923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.171117][ T2923] RSP: 0018:ffa000000127f1b0 EFLAGS: 00010286 [ 136.171285][ T2923] RAX: 00000000ffffffa6 RBX: ff1100000b636c80 RCX: 1ff400000024fdfc [ 136.171490][ T2923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636d3c [ 136.171706][ T2923] RBP: ff1100000cde1000 R08: 1fe22000016c6da9 R09: ff11000009890b80 [ 136.171905][ T2923] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 136.172110][ T2923] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 136.172310][ T2923] FS: 00007fe195aec840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 136.172547][ T2923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.172726][ T2923] CR2: 000000000042e5e0 CR3: 0000000013688006 CR4: 0000000000771ef0 [ 136.172925][ T2923] PKRU: 55555554 [ 136.173025][ T2923] Call Trace: [ 136.173123][ T2923] [ 136.173193][ T2923] ? register_vlan_dev (net/8021q/vlan.c:188) [ 136.173327][ T2923] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 136.173467][ T2923] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.173613][ T2923] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 136.173714][ T2923] __dev_notify_flags (net/core/dev.c:9787) [ 136.173848][ T2923] ? netdev_update_features (net/core/dev.c:11098) [ 136.173981][ T2923] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 136.174149][ T2923] ? netif_change_name (net/core/dev.c:1495) [ 136.174283][ T2923] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 136.174420][ T2923] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 136.174562][ T2923] ? register_vlan_dev (net/8021q/vlan.c:196) [ 136.174699][ T2923] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 136.174831][ T2923] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 136.174964][ T2923] ? nla_strscpy (lib/nlattr.c:795) [ 136.175098][ T2923] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 136.175234][ T2923] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 136.175374][ T2923] ? __dev_get_by_name (net/core/dev.c:883) [ 136.175506][ T2923] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 136.175656][ T2923] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 136.175793][ T2923] rtnl_newlink (net/core/rtnetlink.c:4150) [ 136.175928][ T2923] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.176060][ T2923] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.176193][ T2923] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.176325][ T2923] ? mark_usage (kernel/locking/lockdep.c:4674) [ 136.176460][ T2923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.176605][ T2923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.176739][ T2923] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.176873][ T2923] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.177006][ T2923] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.177140][ T2923] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.177276][ T2923] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.177420][ T2923] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.177555][ T2923] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.177699][ T2923] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 136.177835][ T2923] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.177967][ T2923] ? netlink_ack (./include/linux/skbuff.h:2718) [ 136.178103][ T2923] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 136.178236][ T2923] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 136.178377][ T2923] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 136.178516][ T2923] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 136.178659][ T2923] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.178800][ T2923] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 136.178936][ T2923] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 136.179071][ T2923] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 136.179207][ T2923] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 136.179341][ T2923] ? copy_msghdr_from_user (net/socket.c:2635) [ 136.179480][ T2923] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 136.179656][ T2923] ? move_addr_to_kernel (net/socket.c:258) [ 136.179795][ T2923] ___sys_sendmsg (net/socket.c:2752) [ 136.179927][ T2923] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.180062][ T2923] ? copy_msghdr_from_user (net/socket.c:2603) [ 136.180205][ T2923] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 136.180338][ T2923] __sys_sendmsg (net/socket.c:2784) [ 136.180477][ T2923] ? __sys_sendmsg_sock (net/socket.c:2765) [ 136.180624][ T2923] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.180756][ T2923] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.180890][ T2923] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 136.181022][ T2923] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 136.181155][ T2923] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 136.181288][ T2923] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 136.181457][ T2923] RIP: 0033:0x7fe195d2608e [ 136.181608][ T2923] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 136.182081][ T2923] RSP: 002b:00007ffe0ca90370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 136.182280][ T2923] RAX: ffffffffffffffda RBX: 00007ffe0ca90b30 RCX: 00007fe195d2608e [ 136.182483][ T2923] RDX: 0000000000000000 RSI: 00007ffe0ca90420 RDI: 0000000000000005 [ 136.182693][ T2923] RBP: 00007ffe0ca90380 R08: 0000000000000000 R09: 0000000000000000 [ 136.182892][ T2923] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 136.183090][ T2923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0ca90af0 | [ 136.209323][ T2924] ------------[ cut here ]------------ | [ 136.209481][ T2924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2924 | [ 136.209763][ T2924] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.210210][ T2924] Tainted: [W]=WARN [ 136.210310][ T2924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.210487][ T2924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.210676][ T2924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.211144][ T2924] RSP: 0018:ffa000000128f020 EFLAGS: 00010286 [ 136.211310][ T2924] RAX: 00000000ffffffa6 RBX: ff1100000ce33380 RCX: 1ff4000000251dca [ 136.211517][ T2924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3343c [ 136.211722][ T2924] RBP: ff1100000a31c000 R08: 1fe22000019c6689 R09: ff11000009895158 [ 136.211917][ T2924] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 136.212111][ T2924] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 136.212309][ T2924] FS: 00007f75d3c18840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.212545][ T2924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.212721][ T2924] CR2: 0000000007117988 CR3: 0000000012ab9006 CR4: 0000000000771ef0 [ 136.212916][ T2924] PKRU: 55555554 [ 136.213013][ T2924] Call Trace: [ 136.213112][ T2924] [ 136.213180][ T2924] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 136.213315][ T2924] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 136.213421][ T2924] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 136.213552][ T2924] __dev_notify_flags (net/core/dev.c:9787) [ 136.213694][ T2924] ? netif_change_name (net/core/dev.c:1495) [ 136.213835][ T2924] ? __dev_change_flags (net/core/dev.c:9752) [ 136.213966][ T2924] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 136.214095][ T2924] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.214228][ T2924] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 136.214433][ T2924] netif_change_flags (net/core/dev.c:9820) [ 136.214572][ T2924] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 136.214706][ T2924] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 136.214837][ T2924] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 136.214968][ T2924] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 136.215131][ T2924] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 136.215261][ T2924] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.215446][ T2924] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 136.215583][ T2924] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 136.215716][ T2924] ? __kernel_text_address (kernel/extable.c:79) [ 136.215846][ T2924] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.215979][ T2924] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.216110][ T2924] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 136.216242][ T2924] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.216442][ T2924] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.216680][ T2924] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.216812][ T2924] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.216941][ T2924] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 136.217072][ T2924] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 136.217203][ T2924] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 136.217335][ T2924] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 136.217544][ T2924] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 136.217691][ T2924] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 136.217824][ T2924] rtnl_newlink (net/core/rtnetlink.c:4150) [ 136.217954][ T2924] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.218082][ T2924] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.218210][ T2924] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.218340][ T2924] ? mark_usage (kernel/locking/lockdep.c:4674) [ 136.218563][ T2924] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.218701][ T2924] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.218835][ T2924] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.218975][ T2924] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.219107][ T2924] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.219238][ T2924] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.219447][ T2924] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.219589][ T2924] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.219719][ T2924] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.219848][ T2924] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.219979][ T2924] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.220108][ T2924] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.220239][ T2924] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 136.220421][ T2924] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.220551][ T2924] ? netlink_ack (./include/linux/skbuff.h:2718) [ 136.220694][ T2924] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 136.220823][ T2924] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 136.220954][ T2924] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 136.221085][ T2924] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 136.221214][ T2924] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.221355][ T2924] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 136.221485][ T2924] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 136.221627][ T2924] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 136.221760][ T2924] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 136.221888][ T2924] ? copy_msghdr_from_user (net/socket.c:2635) [ 136.222018][ T2924] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 136.222179][ T2924] ? move_addr_to_kernel (net/socket.c:258) [ 136.222311][ T2924] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 136.222446][ T2924] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.222590][ T2924] ___sys_sendmsg (net/socket.c:2752) [ 136.222722][ T2924] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 136.222884][ T2924] ? copy_msghdr_from_user (net/socket.c:2603) [ 136.223026][ T2924] __sys_sendmsg (net/socket.c:2784) [ 136.223161][ T2924] ? __sys_sendmsg_sock (net/socket.c:2765) [ 136.223292][ T2924] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 136.223461][ T2924] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 136.223602][ T2924] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.223737][ T2924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 136.223868][ T2924] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 136.223999][ T2924] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 136.224128][ T2924] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 136.224290][ T2924] RIP: 0033:0x7f75d3e5208e [ 136.224432][ T2924] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 136.224908][ T2924] RSP: 002b:00007ffdbfaf1cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 136.225103][ T2924] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f75d3e5208e [ 136.225299][ T2924] RDX: 0000000000000000 RSI: 00007ffdbfaf1d70 RDI: 0000000000000005 [ 136.225501][ T2924] RBP: 00007ffdbfaf1cd0 R08: 0000000000000000 R09: 0000000000000000 [ 136.225707][ T2924] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 136.225903][ T2924] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbfaf2440 | [ 136.267287][ T2925] ------------[ cut here ]------------ | [ 136.267451][ T2925] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2925 | [ 136.267726][ T2925] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.268164][ T2925] Tainted: [W]=WARN [ 136.268264][ T2925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.268436][ T2925] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.268620][ T2925] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.269096][ T2925] RSP: 0018:ffa000000129f020 EFLAGS: 00010286 [ 136.269263][ T2925] RAX: 00000000ffffffa6 RBX: ff1100000a186580 RCX: 1ff4000000253dca [ 136.269464][ T2925] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18663c [ 136.269687][ T2925] RBP: ff1100000cde1000 R08: 1fe2200001430cc9 R09: ff1100000abf2e58 [ 136.269891][ T2925] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 136.270086][ T2925] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 136.270283][ T2925] FS: 00007f46c2932840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.270524][ T2925] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.270701][ T2925] CR2: 00007f46c2c021a0 CR3: 000000000e93a003 CR4: 0000000000771ef0 [ 136.270901][ T2925] PKRU: 55555554 [ 136.271000][ T2925] Call Trace: [ 136.271098][ T2925] [ 136.271165][ T2925] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 136.271297][ T2925] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 136.271436][ T2925] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 136.271537][ T2925] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 136.271680][ T2925] __dev_notify_flags (net/core/dev.c:9787) [ 136.271812][ T2925] ? netif_change_name (net/core/dev.c:1495) [ 136.271944][ T2925] ? __dev_change_flags (net/core/dev.c:9752) [ 136.272075][ T2925] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 136.272206][ T2925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.272337][ T2925] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 136.272478][ T2925] netif_change_flags (net/core/dev.c:9820) [ 136.272623][ T2925] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 136.272754][ T2925] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 136.272887][ T2925] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 136.273020][ T2925] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 136.273182][ T2925] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 136.273312][ T2925] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.273505][ T2925] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 136.273654][ T2925] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 136.273786][ T2925] ? __kernel_text_address (kernel/extable.c:79) [ 136.273917][ T2925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.274049][ T2925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.274179][ T2925] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 136.274310][ T2925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.274498][ T2925] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.274695][ T2925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.274825][ T2925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.274956][ T2925] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 136.275089][ T2925] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 136.275219][ T2925] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 136.275407][ T2925] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 136.275541][ T2925] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 136.275686][ T2925] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 136.275822][ T2925] rtnl_newlink (net/core/rtnetlink.c:4150) [ 136.275956][ T2925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.276087][ T2925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.276217][ T2925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.276403][ T2925] ? mark_usage (kernel/locking/lockdep.c:4674) [ 136.276534][ T2925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.276676][ T2925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.276808][ T2925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.276940][ T2925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.277071][ T2925] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.277204][ T2925] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 136.277336][ T2925] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 136.277525][ T2925] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.277667][ T2925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.277797][ T2925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.277930][ T2925] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.278061][ T2925] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 136.278192][ T2925] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 136.278329][ T2925] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.278552][ T2925] ? netlink_ack (./include/linux/skbuff.h:2718) [ 136.278695][ T2925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 136.278824][ T2925] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 136.278957][ T2925] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 136.279090][ T2925] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 136.279220][ T2925] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 136.279413][ T2925] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 136.279546][ T2925] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 136.279688][ T2925] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 136.279820][ T2925] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 136.279949][ T2925] ? copy_msghdr_from_user (net/socket.c:2635) [ 136.280080][ T2925] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 136.280243][ T2925] ? move_addr_to_kernel (net/socket.c:258) [ 136.280444][ T2925] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 136.280590][ T2925] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 136.280722][ T2925] ___sys_sendmsg (net/socket.c:2752) [ 136.280852][ T2925] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 136.281014][ T2925] ? copy_msghdr_from_user (net/socket.c:2603) [ 136.281157][ T2925] __sys_sendmsg (net/socket.c:2784) [ 136.281288][ T2925] ? __sys_sendmsg_sock (net/socket.c:2765) [ 136.281442][ T2925] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 136.281620][ T2925] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 136.281751][ T2925] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.281882][ T2925] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 136.282012][ T2925] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 136.282142][ T2925] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 136.282273][ T2925] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 136.282443][ T2925] RIP: 0033:0x7f46c2b6c08e [ 136.282591][ T2925] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 136.283061][ T2925] RSP: 002b:00007ffc681055b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 136.283259][ T2925] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f46c2b6c08e [ 136.283458][ T2925] RDX: 0000000000000000 RSI: 00007ffc68105660 RDI: 0000000000000005 [ 136.283659][ T2925] RBP: 00007ffc681055c0 R08: 0000000000000000 R09: 0000000000000000 [ 136.283853][ T2925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03a [ 136.284048][ T2925] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc68105d30 | [ 136.754145][ T12] ------------[ cut here ]------------ | [ 136.754337][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 136.754615][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.755069][ T12] Tainted: [W]=WARN [ 136.755164][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.755319][ T12] Workqueue: netns cleanup_net [ 136.755455][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.755627][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.756063][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 136.756230][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31cc80 RCX: 1ff4000000018ec7 [ 136.756419][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cd3c [ 136.756613][ T12] RBP: ff1100000a32c000 R08: 1fe22000016639a9 R09: ff11000001aed1d0 [ 136.756795][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 136.756975][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 136.757161][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 136.757383][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.757539][ T12] CR2: 00007fd3a4283460 CR3: 0000000009559005 CR4: 0000000000771ef0 [ 136.757737][ T12] PKRU: 55555554 [ 136.757830][ T12] Call Trace: [ 136.757924][ T12] [ 136.757989][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 136.758117][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 136.758210][ T12] netif_close_many (net/core/dev.c:1804) [ 136.758334][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 136.758468][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 136.758627][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 136.758779][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 136.758903][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.759056][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.759181][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.759306][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.759453][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.759591][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.759714][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.759839][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.759962][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.760084][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.760215][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.760341][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.760469][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.760609][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.760729][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.760854][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.760979][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.761105][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.761232][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.761364][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.761487][ T12] kthread (kernel/kthread.c:436) [ 136.761590][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.761743][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.761866][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.761991][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.762152][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.762277][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.762405][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.764540][ T12] ------------[ cut here ]------------ | [ 136.764682][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 136.764911][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.765329][ T12] Tainted: [W]=WARN [ 136.765429][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.765584][ T12] Workqueue: netns cleanup_net [ 136.765708][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.765867][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.766286][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.766438][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bbc40 RCX: 1ff4000000018eed [ 136.766620][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbcfc [ 136.766797][ T12] RBP: ff1100000e821000 R08: 1fe2200000af77a1 R09: ff11000001aed1d0 [ 136.766973][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 136.767146][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.767325][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 136.767535][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.767692][ T12] CR2: 00007fd3a4283460 CR3: 0000000009559005 CR4: 0000000000771ef0 [ 136.767870][ T12] PKRU: 55555554 [ 136.767959][ T12] Call Trace: [ 136.768045][ T12] [ 136.768108][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.768260][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.768411][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.768531][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.768663][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.768782][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.768903][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.769027][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.769148][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.769266][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.769391][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.769512][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.769639][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.769758][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.769881][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.770001][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.770121][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.770238][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.770373][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.770496][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.770626][ T12] kthread (kernel/kthread.c:436) [ 136.770716][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.770863][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.770982][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.771101][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.771251][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.771375][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.771496][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.773824][ T12] ------------[ cut here ]------------ | [ 136.773945][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 136.774182][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.775084][ T12] Tainted: [W]=WARN [ 136.775177][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.775328][ T12] Workqueue: netns cleanup_net [ 136.775500][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.775667][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.776091][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.776241][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bbe00 RCX: 1ff4000000018eed [ 136.776465][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbebc [ 136.776649][ T12] RBP: ff11000012b11000 R08: 1fe2200000af77d9 R09: ff11000001aed1d0 [ 136.776871][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 136.777049][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.777232][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 136.777495][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.777654][ T12] CR2: 00007fd3a4283460 CR3: 0000000009559005 CR4: 0000000000771ef0 [ 136.777834][ T12] PKRU: 55555554 [ 136.777923][ T12] Call Trace: [ 136.778016][ T12] [ 136.778078][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.778229][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.778422][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.778542][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.778672][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.778791][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.778910][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.779031][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.779152][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.779270][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.779437][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.779562][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.779691][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.779813][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.779934][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.780056][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.780180][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.780298][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.780467][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.780598][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.780723][ T12] kthread (kernel/kthread.c:436) [ 136.780813][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.780961][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.781079][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.781197][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.781345][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.781509][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.781639][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.784144][ T12] ------------[ cut here ]------------ | [ 136.784318][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 136.784634][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.785158][ T12] Tainted: [W]=WARN [ 136.785296][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.785508][ T12] Workqueue: netns cleanup_net [ 136.785703][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.785907][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.786398][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.786606][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a3c0 RCX: 1ff4000000018eed [ 136.786836][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a47c [ 136.787070][ T12] RBP: ff1100000a3a4000 R08: 1fe22000004f1491 R09: ff11000001aed1d0 [ 136.787294][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 136.787536][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.787791][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 136.788051][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.788250][ T12] CR2: 000055c00e25f0a8 CR3: 000000000ed7b001 CR4: 0000000000771ef0 [ 136.788487][ T12] PKRU: 55555554 [ 136.788641][ T12] Call Trace: [ 136.788779][ T12] [ 136.788891][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.789092][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.789287][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.789476][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.789667][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.789837][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.790007][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.790178][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.790366][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.790533][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.790724][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.790895][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.791062][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.791236][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.791423][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.791609][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.791785][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.791954][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.792130][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.792309][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.792493][ T12] kthread (kernel/kthread.c:436) [ 136.792650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.792849][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.793020][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.793190][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.793402][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.793582][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.793764][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.796274][ T12] ------------[ cut here ]------------ | [ 136.796459][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 136.796754][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.797277][ T12] Tainted: [W]=WARN [ 136.797432][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.797643][ T12] Workqueue: netns cleanup_net [ 136.797819][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.798025][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.798511][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.798729][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ba80 RCX: 1ff4000000018eed [ 136.798955][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bb3c [ 136.799180][ T12] RBP: ff110000128e1000 R08: 1fe22000004f1769 R09: ff11000001aed1d0 [ 136.799424][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 136.799668][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.799897][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 136.800155][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.800369][ T12] CR2: 000055c00e25f0a8 CR3: 000000000ed7b001 CR4: 0000000000771ef0 [ 136.800607][ T12] PKRU: 55555554 [ 136.800749][ T12] Call Trace: [ 136.800890][ T12] [ 136.801002][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.801206][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.801416][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.801597][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.801775][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.801945][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.802120][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.802294][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.802484][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.802677][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.802852][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.803024][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.803193][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.803379][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.803549][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.803740][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.803918][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.804086][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.804261][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.804450][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.804636][ T12] kthread (kernel/kthread.c:436) [ 136.804778][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.804975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.805144][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.805315][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.805526][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.805714][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.805887][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.808840][ T12] ------------[ cut here ]------------ | [ 136.809009][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 136.809286][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.809842][ T12] Tainted: [W]=WARN [ 136.809981][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.810257][ T12] Workqueue: netns cleanup_net [ 136.810464][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.810693][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.811237][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.811527][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff4000000018eed [ 136.811773][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 136.811998][ T12] RBP: ff11000004ce1000 R08: 1fe22000004f17d9 R09: ff11000001aed1d0 [ 136.812298][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 136.812538][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.812785][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 136.813117][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.813317][ T12] CR2: 000055c00e25f0a8 CR3: 000000000ed7b001 CR4: 0000000000771ef0 [ 136.813650][ T12] PKRU: 55555554 [ 136.813790][ T12] Call Trace: [ 136.813931][ T12] [ 136.814043][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.814247][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.814458][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.814644][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.814818][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.814986][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.815231][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.815418][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.815605][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.815778][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.816022][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.816193][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.816376][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.816548][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.816807][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.816981][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.817155][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.817325][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.817601][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.817781][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.817949][ T12] kthread (kernel/kthread.c:436) [ 136.818089][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.818374][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.818545][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.818731][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.818932][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.819172][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.819341][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.822632][ T12] ------------[ cut here ]------------ | [ 136.822865][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 136.823145][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.823769][ T12] Tainted: [W]=WARN [ 136.823906][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.824101][ T12] Workqueue: netns cleanup_net [ 136.824364][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.824577][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.825131][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.825329][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a580 RCX: 1ff4000000018eed [ 136.825660][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a63c [ 136.825884][ T12] RBP: ff1100000faf9000 R08: 1fe22000004f14c9 R09: ff11000001aed1d0 [ 136.826106][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 136.826419][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.826662][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 136.826917][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.827190][ T12] CR2: 000055c00e25f0a8 CR3: 000000000ed7b001 CR4: 0000000000771ef0 [ 136.827429][ T12] PKRU: 55555554 [ 136.827574][ T12] Call Trace: [ 136.827793][ T12] [ 136.827905][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.828105][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.828300][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.828562][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.828737][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.828903][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.829071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.829314][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.829500][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.829685][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.829856][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.830097][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.830263][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.830448][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.830630][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.830875][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.831048][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.831216][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.831404][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.831668][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.831836][ T12] kthread (kernel/kthread.c:436) [ 136.831974][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.832170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.832427][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.832607][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.832807][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.832977][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.833217][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.838518][ T12] ------------[ cut here ]------------ | [ 136.838694][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 136.838974][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.839570][ T12] Tainted: [W]=WARN [ 136.839765][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.840006][ T12] Workqueue: netns cleanup_net [ 136.840226][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.840502][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.841034][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.841278][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff4000000018eed [ 136.841571][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 136.841848][ T12] RBP: ff11000009ae1000 R08: 1fe22000025142f9 R09: ff11000001aed1d0 [ 136.842119][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 136.842404][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.842690][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 136.842991][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.843233][ T12] CR2: 000055c00e25f0a8 CR3: 000000000ed7b001 CR4: 0000000000771ef0 [ 136.843520][ T12] PKRU: 55555554 [ 136.843721][ T12] Call Trace: [ 136.843904][ T12] [ 136.844060][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.844306][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.844571][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.844796][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.845011][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.845225][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.845460][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.845692][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.845907][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.846119][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.846418][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.846687][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.846958][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.847216][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.847488][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.847768][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.848030][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.848290][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.848533][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.848811][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.849022][ T12] kthread (kernel/kthread.c:436) [ 136.849205][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.849463][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.849697][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.849910][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.850153][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.850379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.850613][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.859233][ T12] ------------[ cut here ]------------ | [ 136.859375][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 136.859624][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.860047][ T12] Tainted: [W]=WARN [ 136.860137][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.860286][ T12] Workqueue: netns cleanup_net [ 136.860415][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.860575][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.860998][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.861147][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1380 RCX: 1ff4000000018eed [ 136.861322][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a143c [ 136.861510][ T12] RBP: ff1100000e961000 R08: 1fe2200002514289 R09: ff11000001aed1d0 [ 136.861695][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 136.861870][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.862047][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.862253][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.862408][ T12] CR2: 00007fe801aeb808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 136.862597][ T12] PKRU: 55555554 [ 136.862690][ T12] Call Trace: [ 136.862779][ T12] [ 136.862842][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.862995][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.863142][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.863264][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.863389][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.863508][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.863642][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.863762][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.863885][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.864003][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.864124][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.864246][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.864369][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.864489][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.864618][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.864740][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.864862][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.864980][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.865102][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.865225][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.865370][ T12] kthread (kernel/kthread.c:436) [ 136.865460][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.865621][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.865739][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.865858][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.866008][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.866128][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.866247][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.868312][ T12] ------------[ cut here ]------------ | [ 136.869138][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 136.869378][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.869807][ T12] Tainted: [W]=WARN [ 136.869898][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.870052][ T12] Workqueue: netns cleanup_net [ 136.870177][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.870334][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.870770][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.870920][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1e00 RCX: 1ff4000000018eed [ 136.871097][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a1ebc [ 136.871274][ T12] RBP: ff110000095d4000 R08: 1fe22000025143d9 R09: ff11000001aed1d0 [ 136.871456][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 136.871645][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.871824][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.872031][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.872178][ T12] CR2: 00007fe801aeb808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 136.872359][ T12] PKRU: 55555554 [ 136.872448][ T12] Call Trace: [ 136.872538][ T12] [ 136.872610][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.872761][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.872907][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.873025][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.873147][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.873270][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.873397][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.873517][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.873649][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.873766][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.873892][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.874013][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.874130][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.874250][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.874374][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.874493][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.874627][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.874749][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.874874][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.874997][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.875116][ T12] kthread (kernel/kthread.c:436) [ 136.875205][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.875359][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.875478][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.875604][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.875752][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.875869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.875988][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.878340][ T12] ------------[ cut here ]------------ | [ 136.878468][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 136.878711][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.879129][ T12] Tainted: [W]=WARN [ 136.879223][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.879408][ T12] Workqueue: netns cleanup_net [ 136.879532][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.879696][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.880117][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 136.880266][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216580 RCX: 1ff4000000018eed [ 136.880450][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21663c [ 136.880636][ T12] RBP: ff1100000a32c000 R08: 1fe2200001842cc9 R09: ff11000001aed1d0 [ 136.880811][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 136.880985][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.881163][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.881379][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.881529][ T12] CR2: 00007fe801aeb808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 136.881720][ T12] PKRU: 55555554 [ 136.881808][ T12] Call Trace: [ 136.881897][ T12] [ 136.881959][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.882116][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.882264][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 136.882389][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 136.882510][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 136.882639][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 136.882758][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 136.882878][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 136.882998][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.883119][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.883241][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.883371][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.883487][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.883618][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.883737][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.883861][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.883985][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.884109][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.884234][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.884362][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.884482][ T12] kthread (kernel/kthread.c:436) [ 136.884577][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.884729][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.884847][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.884970][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.885118][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.885237][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.885360][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 136.906871][ T12] ------------[ cut here ]------------ | [ 136.907020][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 136.907257][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 136.907710][ T12] Tainted: [W]=WARN [ 136.907802][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.907954][ T12] Workqueue: netns cleanup_net [ 136.908078][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 136.908234][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 136.908677][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 136.908833][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217000 RCX: 1ff4000000018ed5 [ 136.909010][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2170bc [ 136.909185][ T12] RBP: ff11000001ecc000 R08: 1fe2200001842e19 R09: ff11000001aed1d0 [ 136.909372][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 136.909559][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 136.909740][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 136.909947][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.910097][ T12] CR2: 00007fe801aeb808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 136.910282][ T12] PKRU: 55555554 [ 136.910377][ T12] Call Trace: [ 136.910466][ T12] [ 136.910528][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 136.910688][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 136.910841][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 136.910967][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 136.911089][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 136.911210][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 136.911328][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 136.911456][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 136.911588][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 136.911707][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 136.911829][ T12] cleanup_net (net/core/net_namespace.c:702) [ 136.911950][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 136.912069][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 136.912191][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 136.912312][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 136.912442][ T12] process_one_work (kernel/workqueue.c:3314) [ 136.912571][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 136.912695][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 136.912819][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 136.912941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 136.913060][ T12] kthread (kernel/kthread.c:436) [ 136.913149][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 136.913298][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.913475][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 136.913611][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 136.913762][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 136.913882][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 136.914002][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.645558][ T12] ------------[ cut here ]------------ | [ 137.645762][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 137.646061][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.646645][ T12] Tainted: [W]=WARN [ 137.646792][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.647001][ T12] Workqueue: netns cleanup_net [ 137.647183][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.647414][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.647927][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 137.648135][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe580 RCX: 1ff4000000018ec7 [ 137.648401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe63c [ 137.648692][ T12] RBP: ff1100000fe2c000 R08: 1fe220000051fcc9 R09: ff11000001aed1d0 [ 137.648966][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 137.649207][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 137.649461][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.649756][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.649963][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 137.650201][ T12] PKRU: 55555554 [ 137.650342][ T12] Call Trace: [ 137.650511][ T12] [ 137.650641][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.650823][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.650973][ T12] netif_close_many (net/core/dev.c:1804) [ 137.651151][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 137.651327][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 137.651549][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 137.651773][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.651952][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.652156][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.652337][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.652531][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.652729][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.652904][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.653081][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.653261][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.653454][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.653648][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.653831][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.654010][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.654184][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.654375][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.654561][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.654746][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.654929][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.655107][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.655288][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.655485][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.655675][ T12] kthread (kernel/kthread.c:436) [ 137.655821][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.656027][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.656205][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.656428][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.656655][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.656831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.657007][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.659381][ T12] ------------[ cut here ]------------ | [ 137.659567][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 137.659880][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.660690][ T12] Tainted: [W]=WARN [ 137.660839][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.661051][ T12] Workqueue: netns cleanup_net [ 137.661240][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.661484][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.662036][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 137.662285][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff4000000018e80 [ 137.662649][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 137.662898][ T12] RBP: ff1100000cde1000 R08: 1fe220000051fd01 R09: ff11000001aed1d0 [ 137.663142][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 137.663400][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 137.663666][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.663947][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.664158][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 137.664415][ T12] PKRU: 55555554 [ 137.664571][ T12] Call Trace: [ 137.664727][ T12] [ 137.664844][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.665026][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.665180][ T12] netif_close_many (net/core/dev.c:1804) [ 137.666113][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 137.666308][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.666597][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 137.666789][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 137.666971][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 137.667151][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 137.667336][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 137.667534][ T12] notifier_call_chain (kernel/notifier.c:85) [ 137.667818][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 137.668000][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 137.668360][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 137.668589][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 137.668894][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.669079][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.669290][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.669486][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.669770][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.669952][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.670130][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.670325][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.670617][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.670810][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.670989][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.671173][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.671455][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.671652][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.671837][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.672020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.672291][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.672493][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.672695][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.672883][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.673069][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.673338][ T12] kthread (kernel/kthread.c:436) [ 137.673503][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.673732][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.673919][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.674104][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.674333][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.674657][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.674843][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.677709][ T12] ------------[ cut here ]------------ | [ 137.678015][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 137.678845][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.679496][ T12] Tainted: [W]=WARN [ 137.679704][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.679955][ T12] Workqueue: netns cleanup_net [ 137.680204][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.680476][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.681017][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.681267][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b540 RCX: 1ff4000000018eed [ 137.681572][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b5fc [ 137.681859][ T12] RBP: ff1100000c3a1000 R08: 1fe2200001feb6c1 R09: ff11000001aed1d0 [ 137.682164][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.682452][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.682750][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.683053][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.683303][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 137.683617][ T12] PKRU: 55555554 [ 137.683808][ T12] Call Trace: [ 137.683996][ T12] [ 137.684181][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.684398][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.684615][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.684792][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.684965][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.685135][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.685309][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.685502][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.685696][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.685867][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.686047][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.686222][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.686404][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.686588][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.686767][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.686945][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.687121][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.687292][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.687493][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.687690][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.687861][ T12] kthread (kernel/kthread.c:436) [ 137.688004][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.688210][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.688397][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.688583][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.688796][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.689042][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.689292][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.693817][ T12] ------------[ cut here ]------------ | [ 137.693990][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 137.694276][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.694847][ T12] Tainted: [W]=WARN [ 137.694999][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.695206][ T12] Workqueue: netns cleanup_net [ 137.695398][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.695629][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.696111][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.696313][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f65000 RCX: 1ff4000000018eed [ 137.696643][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f650bc [ 137.696965][ T12] RBP: ff110000136b4000 R08: 1fe22000011eca19 R09: ff11000001aed1d0 [ 137.697242][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.697536][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.697833][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.698146][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.698409][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 137.698709][ T12] PKRU: 55555554 [ 137.698904][ T12] Call Trace: [ 137.699090][ T12] [ 137.699250][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.699516][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.699778][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.700020][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.700238][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.700472][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.700718][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.700945][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.701165][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.701402][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.701647][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.701873][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.702098][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.702319][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.702562][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.702790][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.703013][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.703232][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.703477][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.703708][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.703887][ T12] kthread (kernel/kthread.c:436) [ 137.704030][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.704234][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.704422][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.704606][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.704812][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.704987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.705160][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.708038][ T12] ------------[ cut here ]------------ | [ 137.708210][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 137.709109][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.709852][ T12] Tainted: [W]=WARN [ 137.709992][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.710194][ T12] Workqueue: netns cleanup_net [ 137.710385][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.710639][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.711131][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.711339][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f64740 RCX: 1ff4000000018eed [ 137.711599][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f647fc [ 137.711842][ T12] RBP: ff1100000feec000 R08: 1fe22000011ec901 R09: ff11000001aed1d0 [ 137.712073][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.712340][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.712601][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.712892][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.713099][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 137.713335][ T12] PKRU: 55555554 [ 137.713494][ T12] Call Trace: [ 137.713659][ T12] [ 137.713775][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.713984][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.714190][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.714381][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.714567][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.714748][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.714925][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.715104][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.715282][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.715472][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.715670][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.715848][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.716024][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.716204][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.716394][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.716581][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.716774][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.716948][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.717130][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.717312][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.717498][ T12] kthread (kernel/kthread.c:436) [ 137.717664][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.717869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.718047][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.718223][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.718441][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.718634][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.718810][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.728498][ T12] ------------[ cut here ]------------ | [ 137.728661][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 137.728902][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.729339][ T12] Tainted: [W]=WARN [ 137.729448][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.729621][ T12] Workqueue: netns cleanup_net [ 137.729761][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.729925][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.730389][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.730588][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f643c0 RCX: 1ff4000000018eed [ 137.730773][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6447c [ 137.730952][ T12] RBP: ff1100000e849000 R08: 1fe22000011ec891 R09: ff11000001aed1d0 [ 137.731128][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 137.731305][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.731511][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.731735][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.731890][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 137.732068][ T12] PKRU: 55555554 [ 137.732159][ T12] Call Trace: [ 137.732252][ T12] [ 137.732315][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.732475][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.732636][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.732757][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.732877][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.732995][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.733114][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.733236][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.733370][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.733488][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.733620][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.733750][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.733885][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.734013][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.734140][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.734279][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.734881][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.735002][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.735126][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.735251][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.735439][ T12] kthread (kernel/kthread.c:436) [ 137.735606][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.735756][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.735881][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.736001][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.736149][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.736270][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.736451][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.739248][ T12] ------------[ cut here ]------------ | [ 137.739376][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 137.739629][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.740064][ T12] Tainted: [W]=WARN [ 137.740154][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.740330][ T12] Workqueue: netns cleanup_net [ 137.740458][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.740639][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.741066][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.741219][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29700 RCX: 1ff4000000018eed [ 137.741401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa297bc [ 137.741590][ T12] RBP: ff11000012b5c000 R08: 1fe2200001f452f9 R09: ff11000001aed1d0 [ 137.741768][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 137.741945][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.742125][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.742337][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.742539][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 137.742730][ T12] PKRU: 55555554 [ 137.742825][ T12] Call Trace: [ 137.742922][ T12] [ 137.742991][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.743154][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.743325][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.743447][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.743573][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.743699][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.743819][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.743939][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.744066][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.744185][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.744307][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.744431][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.744549][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.744679][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.744798][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.744919][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.745046][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.745163][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.745286][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.745417][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.745534][ T12] kthread (kernel/kthread.c:436) [ 137.745637][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.745782][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.745901][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.746020][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.746167][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.746286][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.746409][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.748875][ T12] ------------[ cut here ]------------ | [ 137.749014][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 137.749249][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.750233][ T12] Tainted: [W]=WARN [ 137.750337][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.750543][ T12] Workqueue: netns cleanup_net [ 137.750692][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.750903][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.751321][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.751517][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000018eed [ 137.751705][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 137.751877][ T12] RBP: ff1100000dbf9000 R08: 1fe2200001f45021 R09: ff11000001aed1d0 [ 137.752070][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 137.752245][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.752470][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.752683][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.752836][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 137.753012][ T12] PKRU: 55555554 [ 137.753101][ T12] Call Trace: [ 137.753188][ T12] [ 137.753254][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.753452][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.753614][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.753731][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.753854][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.753974][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.754093][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.754216][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.754335][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.754497][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.754625][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.754743][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.754861][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.754982][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.755099][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.755220][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.755392][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.755509][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.755642][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.755764][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.755886][ T12] kthread (kernel/kthread.c:436) [ 137.755979][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.756131][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.756250][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.756456][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.756616][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.756733][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.756849][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.759267][ T12] ------------[ cut here ]------------ | [ 137.759406][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 137.759652][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.760085][ T12] Tainted: [W]=WARN [ 137.760175][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.760324][ T12] Workqueue: netns cleanup_net [ 137.760453][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.760619][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.761045][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.761197][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29540 RCX: 1ff4000000018eed [ 137.761388][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa295fc [ 137.761579][ T12] RBP: ff1100001374c000 R08: 1fe2200001f452c1 R09: ff11000001aed1d0 [ 137.761759][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 137.761938][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.762120][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 137.762331][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.762489][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 137.762708][ T12] PKRU: 55555554 [ 137.762800][ T12] Call Trace: [ 137.762888][ T12] [ 137.762951][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.763107][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.763262][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.763386][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.763506][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.763634][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.763758][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.763879][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.764001][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.764119][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.764241][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.764364][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.764483][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.764613][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.764737][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.764857][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.764981][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.765099][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.765225][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.765357][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.765476][ T12] kthread (kernel/kthread.c:436) [ 137.765573][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.765727][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.765850][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.765969][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.766132][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.766252][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.766377][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.768471][ T12] ------------[ cut here ]------------ | [ 137.768614][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 137.768844][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.769266][ T12] Tainted: [W]=WARN [ 137.769360][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.769509][ T12] Workqueue: netns cleanup_net [ 137.769642][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.769794][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.770218][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.770379][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29c40 RCX: 1ff4000000018eed [ 137.770560][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29cfc [ 137.770745][ T12] RBP: ff11000008fec000 R08: 1fe2200001f453a1 R09: ff11000001aed1d0 [ 137.770928][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 137.771105][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.771285][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 137.771499][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.771653][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 137.771834][ T12] PKRU: 55555554 [ 137.771924][ T12] Call Trace: [ 137.772013][ T12] [ 137.772075][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.772229][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.772380][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.772501][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.772632][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.772755][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.772879][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.772999][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.773129][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.773251][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.773378][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.773523][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.773654][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.773774][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.773893][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.774013][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.774475][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.774606][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.774730][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.774853][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.774971][ T12] kthread (kernel/kthread.c:436) [ 137.775060][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.775211][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.775334][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.775459][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.775619][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.775738][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.775857][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.777889][ T12] ------------[ cut here ]------------ | [ 137.778008][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 137.778241][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.778684][ T12] Tainted: [W]=WARN [ 137.778772][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.778925][ T12] Workqueue: netns cleanup_net [ 137.779046][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.779214][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.779653][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.779802][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018eed [ 137.779977][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 137.780158][ T12] RBP: ff1100000bb14000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 137.780342][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 137.780526][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.780710][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 137.780923][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.781070][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 137.781251][ T12] PKRU: 55555554 [ 137.781339][ T12] Call Trace: [ 137.781434][ T12] [ 137.781496][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.781656][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.781805][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.781923][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.782044][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.782166][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.782291][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.783275][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.783448][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.783571][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.783697][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.783820][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.783937][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.784055][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.784177][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.784297][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.784465][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.784639][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.784764][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.784887][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.785009][ T12] kthread (kernel/kthread.c:436) [ 137.785097][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.785248][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.785412][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.785534][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.785706][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.785825][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.785944][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.789667][ T12] ------------[ cut here ]------------ | [ 137.789796][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 137.790037][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.790965][ T12] Tainted: [W]=WARN [ 137.791061][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.791215][ T12] Workqueue: netns cleanup_net [ 137.791398][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.791564][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.792012][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 137.792167][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff4000000018e99 [ 137.792401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 137.792594][ T12] RBP: ff1100000cde1000 R08: 1fe22000018cfd39 R09: ff11000001aed1d0 [ 137.792778][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 137.792968][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.793151][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 137.793417][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.793590][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 137.793799][ T12] PKRU: 55555554 [ 137.793895][ T12] Call Trace: [ 137.793987][ T12] [ 137.794052][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.794806][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.794961][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 137.795084][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.795214][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 137.795418][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 137.795545][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 137.795682][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 137.795827][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 137.795955][ T12] notifier_call_chain (kernel/notifier.c:85) [ 137.796082][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 137.796242][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.796445][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.796576][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.796737][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.796861][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.796997][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.797124][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.797251][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.797426][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.797558][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.797692][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.797815][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.797940][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.798063][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.798187][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.798314][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.798491][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.798632][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.798760][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.798883][ T12] kthread (kernel/kthread.c:436) [ 137.798975][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.799125][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.799248][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.799422][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.799586][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.799710][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.799834][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.808627][ T12] ------------[ cut here ]------------ | [ 137.808765][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 137.808999][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.810179][ T12] Tainted: [W]=WARN [ 137.810271][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.810424][ T12] Workqueue: netns cleanup_net [ 137.810560][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.810714][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.811132][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 137.811282][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f8c0 RCX: 1ff4000000018eed [ 137.811466][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f97c [ 137.811649][ T12] RBP: ff1100000fe2c000 R08: 1fe22000018cff31 R09: ff11000001aed1d0 [ 137.811825][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 137.811999][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.812176][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.812391][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.812539][ T12] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 137.812728][ T12] PKRU: 55555554 [ 137.812820][ T12] Call Trace: [ 137.812907][ T12] [ 137.812969][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.813120][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.813266][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 137.813393][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 137.813516][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.813645][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 137.813764][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.813898][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 137.814019][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.814136][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.814256][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.814379][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.814504][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.814640][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.814763][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.814882][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.815005][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.815123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.815249][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.815379][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.815497][ T12] kthread (kernel/kthread.c:436) [ 137.815595][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.815743][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.815869][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.815989][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.816153][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.816271][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.816399][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.824707][ T2957] ------------[ cut here ]------------ | [ 137.824850][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2957 | [ 137.825109][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.826094][ T2957] Tainted: [W]=WARN [ 137.826196][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.826414][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.826614][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.827076][ T2957] RSP: 0018:ffa00000012ffa80 EFLAGS: 00010286 [ 137.827241][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000bf9b8c0 RCX: 1ff400000025ff16 [ 137.827494][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b97c [ 137.827756][ T2957] RBP: ff11000012aa4000 R08: 1fe22000017f3731 R09: ff1100001018d180 [ 137.827951][ T2957] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 137.828143][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012aa4000 [ 137.828340][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.828635][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.828801][ T2957] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 137.828997][ T2957] PKRU: 55555554 [ 137.829093][ T2957] Call Trace: [ 137.829191][ T2957] [ 137.829261][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.829445][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 137.829592][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.829694][ T2957] register_netdevice (net/core/dev.c:11488) [ 137.829826][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 137.829991][ T2957] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 137.830123][ T2957] register_netdev (net/core/dev.c:11552) [ 137.830254][ T2957] loopback_net_init (drivers/net/loopback.c:218) [ 137.830440][ T2957] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 137.830583][ T2957] ops_init (net/core/net_namespace.c:137) [ 137.830685][ T2957] setup_net (net/core/net_namespace.c:446) [ 137.830785][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 137.830916][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 137.831047][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 137.831180][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 137.831312][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 137.831503][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 137.831644][ T2957] ksys_unshare (kernel/fork.c:3243) [ 137.831776][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.831906][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 137.832051][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 137.832189][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 137.832322][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 137.832505][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 137.832647][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 137.832776][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 137.832907][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 137.833037][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 137.833201][ T2957] RIP: 0033:0x7f60d413fbcb [ 137.833338][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 137.833873][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 137.834071][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 137.834266][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 137.834518][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 137.834720][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 137.834914][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 137.839766][ T2957] ------------[ cut here ]------------ | [ 137.839950][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2957 | [ 137.840259][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.840831][ T2957] Tainted: [W]=WARN [ 137.840979][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.841194][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.841437][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.841979][ T2957] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 137.842195][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000eecc040 RCX: 1ff400000025fee9 [ 137.842453][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc0fc [ 137.842723][ T2957] RBP: ff1100000fbac000 R08: 1fe2200001dd9821 R09: ff1100001018d180 [ 137.842968][ T2957] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.843212][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbac000 [ 137.843473][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.843774][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.843989][ T2957] CR2: 000055f6c1397af8 CR3: 000000000c337003 CR4: 0000000000771ef0 [ 137.844240][ T2957] PKRU: 55555554 [ 137.844401][ T2957] Call Trace: [ 137.844560][ T2957] [ 137.844688][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.844872][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 137.845054][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.845205][ T2957] register_netdevice (net/core/dev.c:11488) [ 137.845402][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 137.845631][ T2957] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 137.845817][ T2957] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 137.846000][ T2957] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 137.846181][ T2957] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 137.846378][ T2957] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 137.846568][ T2957] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 137.846761][ T2957] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 137.846945][ T2957] ops_init (net/core/net_namespace.c:137) [ 137.847097][ T2957] setup_net (net/core/net_namespace.c:446) [ 137.847248][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 137.847443][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 137.847643][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 137.847827][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 137.848010][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 137.848195][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 137.848420][ T2957] ksys_unshare (kernel/fork.c:3243) [ 137.848612][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.848798][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 137.848979][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 137.849162][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 137.849365][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 137.849546][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 137.849745][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 137.849927][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 137.850106][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 137.850289][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 137.850515][ T2957] RIP: 0033:0x7f60d413fbcb [ 137.850721][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 137.851241][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 137.851503][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 137.851767][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 137.852011][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 137.852257][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 137.852515][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 137.854595][ T12] ------------[ cut here ]------------ | [ 137.854722][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 137.854963][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.855419][ T12] Tainted: [W]=WARN [ 137.855512][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.855679][ T12] Workqueue: netns cleanup_net [ 137.855808][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.855972][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.856422][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 137.856588][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8900 RCX: 1ff4000000018eaf [ 137.856771][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed89bc [ 137.856956][ T12] RBP: ff1100000ffd4000 R08: 1fe2200001ddb139 R09: ff11000001aed1d0 [ 137.857140][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 137.857322][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffd1000 [ 137.857512][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.857746][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.857904][ T12] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 137.858110][ T12] PKRU: 55555554 [ 137.858202][ T12] Call Trace: [ 137.858295][ T12] [ 137.858366][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.858492][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.858598][ T12] netif_close_many (net/core/dev.c:1804) [ 137.858728][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 137.858855][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 137.858980][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 137.859135][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 137.859290][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.859421][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.859587][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.859711][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.859835][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 137.859991][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 137.860119][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 137.860245][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 137.860376][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 137.860501][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 137.860658][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 137.860783][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.860905][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.861036][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.861167][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.861288][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.861422][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.861546][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.861680][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.861807][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.861932][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.862061][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.862190][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.862312][ T12] kthread (kernel/kthread.c:436) [ 137.862411][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.862574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.862703][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.862831][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.862986][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.863110][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.863234][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.865015][ T12] ------------[ cut here ]------------ | [ 137.865137][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 137.865387][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.865837][ T12] Tainted: [W]=WARN [ 137.865930][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.866085][ T12] Workqueue: netns cleanup_net [ 137.866214][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.866379][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.866832][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 137.866989][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc98c0 RCX: 1ff4000000018eaf [ 137.867173][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc997c [ 137.867360][ T12] RBP: ff1100000ffd1000 R08: 1fe2200001db9331 R09: ff11000001aed1d0 [ 137.867560][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 137.867746][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 137.867931][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.868148][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.868304][ T12] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 137.868494][ T12] PKRU: 55555554 [ 137.868595][ T12] Call Trace: [ 137.868686][ T12] [ 137.868751][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.868885][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 137.869008][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.869102][ T12] netif_close_many (net/core/dev.c:1804) [ 137.869225][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 137.869354][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 137.869477][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 137.869642][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 137.869803][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.869926][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.870079][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.870202][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.870325][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 137.870486][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 137.870622][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 137.870752][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 137.870876][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 137.870999][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 137.871129][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 137.871255][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.871382][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.871508][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.871643][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.871767][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.871890][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.872012][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.872138][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.872265][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.872391][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.872519][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.872663][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.872785][ T12] kthread (kernel/kthread.c:436) [ 137.872877][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.873030][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.873153][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.873277][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.873435][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.873572][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.873700][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.876061][ T12] ------------[ cut here ]------------ | [ 137.876181][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 137.876423][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.876856][ T12] Tainted: [W]=WARN [ 137.876950][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.877104][ T12] Workqueue: netns cleanup_net [ 137.877227][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.877731][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.878163][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 137.878315][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51c40 RCX: 1ff4000000018ed5 [ 137.878541][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51cfc [ 137.878728][ T12] RBP: ff1100000ffd4000 R08: 1fe22000019ea3a1 R09: ff11000001aed1d0 [ 137.878904][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 137.879115][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.879291][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 137.879554][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.879708][ T12] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 137.879888][ T12] PKRU: 55555554 [ 137.879977][ T12] Call Trace: [ 137.880070][ T12] [ 137.880133][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.880285][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.880483][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.880620][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.880739][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 137.880897][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 137.881019][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 137.881138][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 137.881258][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 137.881438][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 137.881564][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.881687][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.881809][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.881930][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.882050][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.882170][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.882287][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.882477][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.882617][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.882735][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.882858][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.882983][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.883102][ T12] kthread (kernel/kthread.c:436) [ 137.883192][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.883339][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.883525][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.883653][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.883801][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.883922][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.884040][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.895541][ T12] ------------[ cut here ]------------ | [ 137.895700][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 137.895942][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.896381][ T12] Tainted: [W]=WARN [ 137.896473][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.896634][ T12] Workqueue: netns cleanup_net [ 137.896761][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.896918][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.897359][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 137.897516][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a3c0 RCX: 1ff4000000018ed5 [ 137.897707][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a47c [ 137.897885][ T12] RBP: ff1100000ffd1000 R08: 1fe220000194d491 R09: ff11000001aed1d0 [ 137.898062][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 137.898244][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.898428][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 137.898647][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.898798][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 137.898981][ T12] PKRU: 55555554 [ 137.899072][ T12] Call Trace: [ 137.899164][ T12] [ 137.899233][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.899398][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.899548][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.899679][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.899798][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 137.899951][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 137.900072][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 137.900193][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 137.900311][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 137.900437][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 137.900565][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.900696][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.900819][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.900939][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.901058][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.901181][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.901302][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.901427][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.901557][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.901678][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.901801][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.901924][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.902043][ T12] kthread (kernel/kthread.c:436) [ 137.902135][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.902286][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.902412][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.902531][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.902694][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.902815][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.902935][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.913762][ T12] ------------[ cut here ]------------ | [ 137.913917][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 137.914161][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.915454][ T12] Tainted: [W]=WARN [ 137.915572][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.915733][ T12] Workqueue: netns cleanup_net [ 137.915859][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.916014][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.916483][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 137.916676][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bb380 RCX: 1ff4000000018ed5 [ 137.916856][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb43c [ 137.917033][ T12] RBP: ff11000012b89000 R08: 1fe2200000af7689 R09: ff11000001aed1d0 [ 137.917212][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 137.917399][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 137.917645][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 137.918045][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.918196][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 137.918383][ T12] PKRU: 55555554 [ 137.918474][ T12] Call Trace: [ 137.918578][ T12] [ 137.918667][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 137.918824][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 137.918974][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 137.919096][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 137.919216][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 137.919373][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 137.919494][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 137.919623][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 137.919743][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 137.919865][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 137.919987][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 137.920106][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.920230][ T12] cleanup_net (net/core/net_namespace.c:702) [ 137.920359][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 137.920478][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 137.920610][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 137.920729][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 137.920850][ T12] process_one_work (kernel/workqueue.c:3314) [ 137.920974][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 137.921095][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 137.921220][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 137.921344][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 137.921471][ T12] kthread (kernel/kthread.c:436) [ 137.921566][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 137.921724][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.921845][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 137.921967][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 137.922117][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 137.922236][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 137.922361][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 137.926826][ T2957] ------------[ cut here ]------------ | [ 137.927027][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2957 | [ 137.927361][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.927946][ T2957] Tainted: [W]=WARN [ 137.928099][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.928314][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.928562][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.929091][ T2957] RSP: 0018:ffa00000012ff8f8 EFLAGS: 00010286 [ 137.929309][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000eeccac0 RCX: 1ff400000025fee5 [ 137.929575][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeccb7c [ 137.929836][ T2957] RBP: ff11000009201000 R08: 1fe2200001dd9971 R09: ff1100001018d180 [ 137.930084][ T2957] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.930330][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009201000 [ 137.930609][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.930913][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.931131][ T2957] CR2: 000055f6c1397af8 CR3: 000000000c337003 CR4: 0000000000771ef0 [ 137.931396][ T2957] PKRU: 55555554 [ 137.931548][ T2957] Call Trace: [ 137.931732][ T2957] [ 137.931853][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.932037][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 137.932222][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.932389][ T2957] register_netdevice (net/core/dev.c:11488) [ 137.932584][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 137.932812][ T2957] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 137.932998][ T2957] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 137.933185][ T2957] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 137.933387][ T2957] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 137.933588][ T2957] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 137.933782][ T2957] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 137.933970][ T2957] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 137.934159][ T2957] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 137.934360][ T2957] vti_init_net (net/ipv4/ip_vti.c:517) [ 137.934546][ T2957] ops_init (net/core/net_namespace.c:137) [ 137.934716][ T2957] setup_net (net/core/net_namespace.c:446) [ 137.934868][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 137.935050][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 137.935235][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 137.935438][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 137.935641][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 137.935829][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 137.936012][ T2957] ksys_unshare (kernel/fork.c:3243) [ 137.936194][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.936399][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 137.936594][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 137.936790][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 137.936976][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 137.937160][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 137.937359][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 137.937543][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 137.937745][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 137.937932][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 137.938144][ T2957] RIP: 0033:0x7f60d413fbcb [ 137.938336][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 137.938886][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 137.939136][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 137.939400][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 137.939668][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 137.939918][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 137.940166][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 137.945081][ T2957] ------------[ cut here ]------------ | [ 137.945274][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2957 | [ 137.945613][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.946150][ T2957] Tainted: [W]=WARN [ 137.946300][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.946528][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.946774][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.947287][ T2957] RSP: 0018:ffa00000012ffa78 EFLAGS: 00010286 [ 137.947519][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000bf9ac80 RCX: 1ff400000025ff15 [ 137.947786][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9ad3c [ 137.948032][ T2957] RBP: ff1100000eb04000 R08: 1fe22000017f35a9 R09: ff1100001018d180 [ 137.948277][ T2957] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.948533][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb04000 [ 137.948816][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.949101][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.949317][ T2957] CR2: 000055f6c1397af8 CR3: 000000000c337003 CR4: 0000000000771ef0 [ 137.949588][ T2957] PKRU: 55555554 [ 137.949745][ T2957] Call Trace: [ 137.949894][ T2957] [ 137.950013][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.950200][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 137.950398][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.950562][ T2957] register_netdevice (net/core/dev.c:11488) [ 137.950753][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 137.950966][ T2957] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.951151][ T2957] register_netdev (net/core/dev.c:11552) [ 137.951334][ T2957] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 137.951536][ T2957] ops_init (net/core/net_namespace.c:137) [ 137.951707][ T2957] setup_net (net/core/net_namespace.c:446) [ 137.951858][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 137.952066][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 137.952250][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 137.952450][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 137.952651][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 137.952841][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 137.953040][ T2957] ksys_unshare (kernel/fork.c:3243) [ 137.953222][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.953419][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 137.953613][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 137.953798][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 137.953982][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 137.954167][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 137.954369][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 137.954560][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 137.954749][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 137.954933][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 137.955144][ T2957] RIP: 0033:0x7f60d413fbcb [ 137.955331][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 137.955893][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 137.956142][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 137.956400][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 137.956669][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 137.956912][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 137.957157][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 137.962909][ T2957] ------------[ cut here ]------------ | [ 137.963112][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2957 | [ 137.963434][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.964005][ T2957] Tainted: [W]=WARN [ 137.964155][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.964444][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.964744][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.965318][ T2957] RSP: 0018:ffa00000012ffa68 EFLAGS: 00010286 [ 137.965626][ T2957] RAX: 00000000ffffffa6 RBX: ff110000057bb1c0 RCX: 1ff400000025ff13 [ 137.965930][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb27c [ 137.966240][ T2957] RBP: ff1100000a3f4000 R08: 1fe2200000af7651 R09: ff1100001018d180 [ 137.966566][ T2957] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.966878][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3f4000 [ 137.967181][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.967531][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.967828][ T2957] CR2: 000055f6c1397af8 CR3: 000000000c337003 CR4: 0000000000771ef0 [ 137.968132][ T2957] PKRU: 55555554 [ 137.968336][ T2957] Call Trace: [ 137.968563][ T2957] [ 137.968746][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.968983][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 137.969220][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.969439][ T2957] register_netdevice (net/core/dev.c:11488) [ 137.969697][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 137.969970][ T2957] register_netdev (net/core/dev.c:11552) [ 137.970206][ T2957] sit_init_net (net/ipv6/sit.c:1860) [ 137.970459][ T2957] ops_init (net/core/net_namespace.c:137) [ 137.970686][ T2957] setup_net (net/core/net_namespace.c:446) [ 137.970893][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 137.971128][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 137.971383][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 137.971641][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 137.971882][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 137.972121][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 137.972372][ T2957] ksys_unshare (kernel/fork.c:3243) [ 137.972631][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.972870][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 137.973111][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 137.973319][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 137.973516][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 137.973723][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 137.973903][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 137.974087][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 137.974269][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 137.974467][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 137.974730][ T2957] RIP: 0033:0x7f60d413fbcb [ 137.974921][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 137.975449][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 137.975741][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 137.975986][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 137.976261][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 137.976530][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 137.976796][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 137.988844][ T2957] ------------[ cut here ]------------ | [ 137.989235][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2957 | [ 137.989562][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 137.990138][ T2957] Tainted: [W]=WARN [ 137.990289][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.990523][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 137.990769][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 137.991283][ T2957] RSP: 0018:ffa00000012ffa78 EFLAGS: 00010286 [ 137.991516][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000e0f0200 RCX: 1ff400000025ff15 [ 137.991781][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f02bc [ 137.992028][ T2957] RBP: ff110000096dc000 R08: 1fe2200001c1e059 R09: ff1100001018d180 [ 137.992274][ T2957] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 137.992528][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096dc000 [ 137.992794][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 137.993076][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.993296][ T2957] CR2: 000055f6c1397af8 CR3: 000000000c337003 CR4: 0000000000771ef0 [ 137.993564][ T2957] PKRU: 55555554 [ 137.993720][ T2957] Call Trace: [ 137.993872][ T2957] [ 137.993991][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 137.994193][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 137.994412][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 137.994575][ T2957] register_netdevice (net/core/dev.c:11488) [ 137.994771][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 137.994986][ T2957] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 137.995173][ T2957] register_netdev (net/core/dev.c:11552) [ 137.995370][ T2957] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 137.995565][ T2957] ops_init (net/core/net_namespace.c:137) [ 137.995725][ T2957] setup_net (net/core/net_namespace.c:446) [ 137.995878][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 137.996059][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 137.996244][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 137.996442][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 137.996648][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 137.996835][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 137.997021][ T2957] ksys_unshare (kernel/fork.c:3243) [ 137.997203][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 137.997400][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 137.997596][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 137.997789][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 137.997976][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 137.998161][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 137.998343][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 137.998541][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 137.998741][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 137.998926][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 137.999142][ T2957] RIP: 0033:0x7f60d413fbcb [ 137.999330][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.000182][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 138.000459][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 138.000743][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.001011][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.001259][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 138.001531][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 138.006061][ T2957] ------------[ cut here ]------------ | [ 138.006257][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2957 | [ 138.006590][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.007149][ T2957] Tainted: [W]=WARN [ 138.007301][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.007531][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.007774][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.008293][ T2957] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 138.008532][ T2957] RAX: 00000000ffffffa6 RBX: ff110000129911c0 RCX: 1ff400000025fee9 [ 138.008813][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299127c [ 138.009065][ T2957] RBP: ff1100000fe29000 R08: 1fe2200002532251 R09: ff1100001018d180 [ 138.009316][ T2957] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 138.009586][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe29000 [ 138.009844][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.010125][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.010371][ T2957] CR2: 000055f6c1397af8 CR3: 000000000c337003 CR4: 0000000000771ef0 [ 138.010640][ T2957] PKRU: 55555554 [ 138.010791][ T2957] Call Trace: [ 138.010943][ T2957] [ 138.011063][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.011249][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 138.011448][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.011613][ T2957] register_netdevice (net/core/dev.c:11488) [ 138.011800][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.012015][ T2957] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.012207][ T2957] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.012404][ T2957] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.012613][ T2957] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.012802][ T2957] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.012987][ T2957] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.013174][ T2957] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 138.013373][ T2957] ops_init (net/core/net_namespace.c:137) [ 138.013527][ T2957] setup_net (net/core/net_namespace.c:446) [ 138.013704][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.013886][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.014071][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.014256][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 138.014455][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 138.014678][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.014863][ T2957] ksys_unshare (kernel/fork.c:3243) [ 138.015048][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.015231][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.015429][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.015630][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 138.015816][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.016000][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.016183][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.016385][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.016574][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.016771][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.016985][ T2957] RIP: 0033:0x7f60d413fbcb [ 138.017174][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.017723][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 138.017976][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 138.018227][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.018489][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.018773][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 138.019020][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 138.024730][ T2957] ------------[ cut here ]------------ | [ 138.024902][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2957 | [ 138.025165][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.025650][ T2957] Tainted: [W]=WARN [ 138.025765][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.025933][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.026105][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.026608][ T2957] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 138.026775][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000b676740 RCX: 1ff400000025fee9 [ 138.026974][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6767fc [ 138.027172][ T2957] RBP: ff1100000fafc000 R08: 1fe22000016ced01 R09: ff1100001018d180 [ 138.027378][ T2957] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 138.027590][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fafc000 [ 138.027790][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 138.028022][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.028188][ T2957] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 138.028395][ T2957] PKRU: 55555554 [ 138.028495][ T2957] Call Trace: [ 138.028607][ T2957] [ 138.028677][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.028811][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 138.028945][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.029047][ T2957] register_netdevice (net/core/dev.c:11488) [ 138.029182][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.029355][ T2957] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.029491][ T2957] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.029636][ T2957] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.029768][ T2957] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.029903][ T2957] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.030036][ T2957] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.030174][ T2957] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 138.030309][ T2957] ops_init (net/core/net_namespace.c:137) [ 138.030421][ T2957] setup_net (net/core/net_namespace.c:446) [ 138.030538][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.030683][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.030816][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.030952][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 138.031086][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 138.031223][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.031367][ T2957] ksys_unshare (kernel/fork.c:3243) [ 138.031513][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.031656][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.031789][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.031932][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 138.032068][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.032200][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.032335][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.032475][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.032622][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.032767][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.032934][ T2957] RIP: 0033:0x7f60d413fbcb [ 138.033072][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.033633][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 138.033834][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 138.034036][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.034234][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.034438][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 138.034649][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 138.039119][ T2957] ------------[ cut here ]------------ | [ 138.039265][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2957 | [ 138.039543][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.039992][ T2957] Tainted: [W]=WARN [ 138.040093][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.040258][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.040987][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.041525][ T2957] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 138.041701][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff400000025fee9 [ 138.041897][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 138.042095][ T2957] RBP: ff110000078a1000 R08: 1fe2200001f65fd9 R09: ff1100001018d180 [ 138.042303][ T2957] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 138.042564][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000078a1000 [ 138.042768][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 138.043001][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.043224][ T2957] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 138.043479][ T2957] PKRU: 55555554 [ 138.043591][ T2957] Call Trace: [ 138.043690][ T2957] [ 138.043758][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.043903][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 138.044042][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.044142][ T2957] register_netdevice (net/core/dev.c:11488) [ 138.044279][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.044502][ T2957] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.044646][ T2957] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.044778][ T2957] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.044912][ T2957] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.045045][ T2957] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.045177][ T2957] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.045314][ T2957] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 138.045504][ T2957] ops_init (net/core/net_namespace.c:137) [ 138.045615][ T2957] setup_net (net/core/net_namespace.c:446) [ 138.045714][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.045846][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.045978][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.046113][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 138.046248][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 138.046440][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.046585][ T2957] ksys_unshare (kernel/fork.c:3243) [ 138.046717][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.046849][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.046981][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.047115][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 138.047251][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.047439][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.047579][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.047716][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.047852][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.047984][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.048145][ T2957] RIP: 0033:0x7f60d413fbcb [ 138.048285][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.048822][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 138.049021][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 138.049217][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.049471][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.049677][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 138.049873][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 138.055078][ T2957] ------------[ cut here ]------------ | [ 138.055226][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2957 | [ 138.055494][ T2957] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.055973][ T2957] Tainted: [W]=WARN [ 138.056073][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.056241][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.056422][ T2957] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.056908][ T2957] RSP: 0018:ffa00000012ffa70 EFLAGS: 00010286 [ 138.057077][ T2957] RAX: 00000000ffffffa6 RBX: ff1100000b637380 RCX: 1ff400000025ff14 [ 138.057278][ T2957] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63743c [ 138.057484][ T2957] RBP: ff11000001ec9000 R08: 1fe22000016c6e89 R09: ff1100001018d180 [ 138.057693][ T2957] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 138.057893][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ec9000 [ 138.058095][ T2957] FS: 00007f60d3e7d840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 138.058330][ T2957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.058506][ T2957] CR2: 00007f60d407ec20 CR3: 000000000c337002 CR4: 0000000000771ef0 [ 138.058748][ T2957] PKRU: 55555554 [ 138.058848][ T2957] Call Trace: [ 138.058947][ T2957] [ 138.059016][ T2957] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.059151][ T2957] ? notifier_call_chain (kernel/notifier.c:85) [ 138.059285][ T2957] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.059395][ T2957] register_netdevice (net/core/dev.c:11488) [ 138.059535][ T2957] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.059716][ T2957] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.059857][ T2957] register_netdev (net/core/dev.c:11552) [ 138.059995][ T2957] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 138.060132][ T2957] ops_init (net/core/net_namespace.c:137) [ 138.060234][ T2957] setup_net (net/core/net_namespace.c:446) [ 138.060338][ T2957] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.060478][ T2957] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.060625][ T2957] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.060760][ T2957] copy_net_ns (net/core/net_namespace.c:579) [ 138.060894][ T2957] create_new_namespaces (kernel/nsproxy.c:132) [ 138.061031][ T2957] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.061166][ T2957] ksys_unshare (kernel/fork.c:3243) [ 138.061302][ T2957] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.061969][ T2957] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.062105][ T2957] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.062244][ T2957] ? __ia32_sys_open (fs/open.c:1374) [ 138.062438][ T2957] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.062635][ T2957] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.062770][ T2957] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.062906][ T2957] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.063041][ T2957] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.063175][ T2957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.063342][ T2957] RIP: 0033:0x7f60d413fbcb [ 138.063544][ T2957] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.064109][ T2957] RSP: 002b:00007fffbb16bf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 138.064327][ T2957] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60d413fbcb [ 138.064609][ T2957] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.064819][ T2957] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.065029][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb16e180 [ 138.065253][ T2957] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb16e877 | [ 138.103165][ T2958] ------------[ cut here ]------------ | [ 138.103320][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2958 | [ 138.103600][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.104059][ T2958] Tainted: [W]=WARN [ 138.104160][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.104326][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.104505][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.104988][ T2958] RSP: 0018:ffa000000132fa80 EFLAGS: 00010286 [ 138.105156][ T2958] RAX: 00000000ffffffa6 RBX: ff1100000b31d700 RCX: 1ff4000000265f16 [ 138.105916][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d7bc [ 138.106117][ T2958] RBP: ff1100000a0c1000 R08: 1fe2200001663af9 R09: ff11000010188b80 [ 138.106315][ T2958] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.106535][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c1000 [ 138.106754][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.106987][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.107153][ T2958] CR2: 00007fc44d74ec20 CR3: 00000000102b6002 CR4: 0000000000771ef0 [ 138.107358][ T2958] PKRU: 55555554 [ 138.107458][ T2958] Call Trace: [ 138.107564][ T2958] [ 138.107639][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.107772][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.107907][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.108008][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.108144][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.108312][ T2958] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.108461][ T2958] register_netdev (net/core/dev.c:11552) [ 138.108608][ T2958] loopback_net_init (drivers/net/loopback.c:218) [ 138.108744][ T2958] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 138.108879][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.108982][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.109083][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.109217][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.109356][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.109495][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.109641][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.109776][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.109911][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.110043][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.110186][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.110320][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.110460][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.110603][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.110736][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.110868][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.110999][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.111132][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.111266][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.111439][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.111586][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.112057][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.112261][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.112461][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.112667][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.112864][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.113064][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.117319][ T2958] ------------[ cut here ]------------ | [ 138.117623][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2958 | [ 138.117888][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.118326][ T2958] Tainted: [W]=WARN [ 138.118429][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.118607][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.118780][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.119246][ T2958] RSP: 0018:ffa000000132f918 EFLAGS: 00010286 [ 138.119418][ T2958] RAX: 00000000ffffffa6 RBX: ff110000102071c0 RCX: 1ff4000000265ee9 [ 138.119629][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001020727c [ 138.119826][ T2958] RBP: ff1100000fd6c000 R08: 1fe2200002040e51 R09: ff11000010188b80 [ 138.120032][ T2958] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.120230][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd6c000 [ 138.120436][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.120678][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.120844][ T2958] CR2: 00007fc44d74ec20 CR3: 00000000102b6002 CR4: 0000000000771ef0 [ 138.121041][ T2958] PKRU: 55555554 [ 138.121140][ T2958] Call Trace: [ 138.121238][ T2958] [ 138.121308][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.121450][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.121593][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.121694][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.121827][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.121994][ T2958] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.122168][ T2958] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.122303][ T2958] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.122443][ T2958] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.122587][ T2958] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.122719][ T2958] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.122885][ T2958] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 138.123019][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.123121][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.123221][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.123359][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.123493][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.123641][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.123774][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.123909][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.124040][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.124171][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.124307][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.124443][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.124584][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.124719][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.124848][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.124979][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.125109][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.125242][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.125390][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.125559][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.125698][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.126163][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.126389][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.126594][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.126798][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.126993][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.127190][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.141901][ T2958] ------------[ cut here ]------------ | [ 138.142053][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2958 | [ 138.142321][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.142801][ T2958] Tainted: [W]=WARN [ 138.142903][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.143074][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.143248][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.143734][ T2958] RSP: 0018:ffa000000132f8f8 EFLAGS: 00010286 [ 138.143902][ T2958] RAX: 00000000ffffffa6 RBX: ff11000010206200 RCX: 1ff4000000265ee5 [ 138.144103][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000102062bc [ 138.144320][ T2958] RBP: ff11000009ae4000 R08: 1fe2200002040c59 R09: ff11000010188b80 [ 138.144527][ T2958] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.144737][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ae4000 [ 138.144942][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.145177][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.145345][ T2958] CR2: 00007fc44d74ec20 CR3: 00000000102b6002 CR4: 0000000000771ef0 [ 138.145584][ T2958] PKRU: 55555554 [ 138.145684][ T2958] Call Trace: [ 138.145784][ T2958] [ 138.145853][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.145989][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.146122][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.146225][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.146363][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.146528][ T2958] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.146697][ T2958] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.146834][ T2958] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.146969][ T2958] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.147102][ T2958] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.147235][ T2958] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.147373][ T2958] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 138.147511][ T2958] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 138.147657][ T2958] vti_init_net (net/ipv4/ip_vti.c:517) [ 138.147789][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.147902][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.148003][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.148134][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.148266][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.148416][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.148572][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.148713][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.148849][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.148982][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.149115][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.149261][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.149398][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.149532][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.149675][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.149807][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.149941][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.150073][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.150205][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.150373][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.150511][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.151002][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.151202][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.151406][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.151618][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.151816][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.152012][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.156173][ T2958] ------------[ cut here ]------------ | [ 138.156309][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2958 | [ 138.156579][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.157054][ T2958] Tainted: [W]=WARN [ 138.157161][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.157326][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.157501][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.157979][ T2958] RSP: 0018:ffa000000132fa78 EFLAGS: 00010286 [ 138.158152][ T2958] RAX: 00000000ffffffa6 RBX: ff11000008f65c40 RCX: 1ff4000000265f15 [ 138.158354][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f65cfc [ 138.158557][ T2958] RBP: ff11000009a69000 R08: 1fe22000011ecba1 R09: ff11000010188b80 [ 138.158755][ T2958] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.158949][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a69000 [ 138.159146][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.159379][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.159542][ T2958] CR2: 00007fc44d74ec20 CR3: 00000000102b6002 CR4: 0000000000771ef0 [ 138.159749][ T2958] PKRU: 55555554 [ 138.159857][ T2958] Call Trace: [ 138.159959][ T2958] [ 138.160046][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.160177][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.160308][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.160415][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.160555][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.160720][ T2958] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.160853][ T2958] register_netdev (net/core/dev.c:11552) [ 138.160984][ T2958] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 138.161116][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.161217][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.161317][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.161453][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.161595][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.161729][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.161859][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.161994][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.162126][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.162257][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.162395][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.162527][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.162671][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.162806][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.162937][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.163068][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.163197][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.163329][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.163467][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.163642][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.163779][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.164244][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.164457][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.164666][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.164861][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.165056][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.165255][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.169462][ T2958] ------------[ cut here ]------------ | [ 138.169611][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2958 | [ 138.169870][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.170337][ T2958] Tainted: [W]=WARN [ 138.170443][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.170618][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.170789][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.171293][ T2958] RSP: 0018:ffa000000132fa68 EFLAGS: 00010286 [ 138.171462][ T2958] RAX: 00000000ffffffa6 RBX: ff110000095023c0 RCX: 1ff4000000265f13 [ 138.171667][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000950247c [ 138.171863][ T2958] RBP: ff11000013771000 R08: 1fe22000012a0491 R09: ff11000010188b80 [ 138.172059][ T2958] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.172269][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013771000 [ 138.172473][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.172716][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.172880][ T2958] CR2: 00007fc44d74ec20 CR3: 00000000102b6002 CR4: 0000000000771ef0 [ 138.173108][ T2958] PKRU: 55555554 [ 138.173206][ T2958] Call Trace: [ 138.173303][ T2958] [ 138.173378][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.173509][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.173651][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.173751][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.173883][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.174049][ T2958] register_netdev (net/core/dev.c:11552) [ 138.174178][ T2958] sit_init_net (net/ipv6/sit.c:1860) [ 138.174314][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.174419][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.174519][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.174658][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.174791][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.174924][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.175057][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.175193][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.175324][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.175458][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.175650][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.175780][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.175913][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.176046][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.176176][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.176309][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.176445][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.176584][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.176716][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.176878][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.177015][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.177488][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.177696][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.177923][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.178125][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.178321][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.178523][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.183188][ T2958] ------------[ cut here ]------------ | [ 138.183322][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2958 | [ 138.183597][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.184033][ T2958] Tainted: [W]=WARN [ 138.184133][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.184298][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.184473][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.184960][ T2958] RSP: 0018:ffa000000132fa78 EFLAGS: 00010286 [ 138.185124][ T2958] RAX: 00000000ffffffa6 RBX: ff1100000edc8c80 RCX: 1ff4000000265f15 [ 138.185318][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc8d3c [ 138.185518][ T2958] RBP: ff1100000a324000 R08: 1fe2200001db91a9 R09: ff11000010188b80 [ 138.185724][ T2958] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.185918][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a324000 [ 138.186113][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.186342][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.186512][ T2958] CR2: 00007fc44d74ec20 CR3: 00000000102b6002 CR4: 0000000000771ef0 [ 138.186722][ T2958] PKRU: 55555554 [ 138.186819][ T2958] Call Trace: [ 138.186917][ T2958] [ 138.186985][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.187116][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.187253][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.187357][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.187505][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.187680][ T2958] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.187814][ T2958] register_netdev (net/core/dev.c:11552) [ 138.187946][ T2958] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 138.188078][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.188179][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.188278][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.188421][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.188562][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.188700][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.188833][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.188967][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.189099][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.189229][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.189365][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.189497][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.189640][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.189773][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.189909][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.190040][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.190184][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.190315][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.190453][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.190627][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.190765][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.191234][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.191439][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.191647][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.191844][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.192040][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.192237][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.197144][ T2958] ------------[ cut here ]------------ | [ 138.197324][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2958 | [ 138.197681][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.198212][ T2958] Tainted: [W]=WARN [ 138.198409][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.198642][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.198865][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.199395][ T2958] RSP: 0018:ffa000000132f918 EFLAGS: 00010286 [ 138.199625][ T2958] RAX: 00000000ffffffa6 RBX: ff11000012991700 RCX: 1ff4000000265ee9 [ 138.199872][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129917bc [ 138.200114][ T2958] RBP: ff1100000f871000 R08: 1fe22000025322f9 R09: ff11000010188b80 [ 138.200373][ T2958] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 138.200664][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f871000 [ 138.200917][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.201197][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.201426][ T2958] CR2: 00007f60d3f4a574 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 138.201695][ T2958] PKRU: 55555554 [ 138.201843][ T2958] Call Trace: [ 138.201991][ T2958] [ 138.202111][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.202291][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.202485][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.202652][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.202835][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.203045][ T2958] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.203226][ T2958] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.203425][ T2958] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.203615][ T2958] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.203800][ T2958] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.203980][ T2958] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.204162][ T2958] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 138.204359][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.204511][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.204681][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.204864][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.205045][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.205226][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.205424][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.205618][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.205799][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.205981][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.206161][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.206341][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.206538][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.206737][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.206916][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.207097][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.207277][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.207479][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.207679][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.207896][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.208083][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.208625][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.208875][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.209119][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.209374][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.209638][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.209887][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.220601][ T2958] ------------[ cut here ]------------ | [ 138.220787][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2958 | [ 138.221095][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.221696][ T2958] Tainted: [W]=WARN [ 138.221846][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.222062][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.222284][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.222832][ T2958] RSP: 0018:ffa000000132f918 EFLAGS: 00010286 [ 138.223048][ T2958] RAX: 00000000ffffffa6 RBX: ff1100000ffe18c0 RCX: 1ff4000000265ee9 [ 138.223295][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe197c [ 138.223559][ T2958] RBP: ff11000012b54000 R08: 1fe2200001ffc331 R09: ff11000010188b80 [ 138.223810][ T2958] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 138.224055][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b54000 [ 138.224304][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.224606][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.224824][ T2958] CR2: 00007f60d3f4a574 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 138.225086][ T2958] PKRU: 55555554 [ 138.225233][ T2958] Call Trace: [ 138.225398][ T2958] [ 138.225517][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.225715][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.225910][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.226063][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.226246][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.226472][ T2958] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.226677][ T2958] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.226860][ T2958] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.227042][ T2958] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.227224][ T2958] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.227422][ T2958] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.227619][ T2958] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 138.227805][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.227957][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.228115][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.228293][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.228490][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.228695][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.228878][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.229061][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.229244][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.229442][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.229642][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.229825][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.230010][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.230194][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.230388][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.230574][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.230769][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.230954][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.231136][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.231362][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.231555][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.232078][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.232325][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.232589][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.232847][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.233094][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.233361][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.244534][ T2958] ------------[ cut here ]------------ | [ 138.244731][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2958 | [ 138.245035][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.245587][ T2958] Tainted: [W]=WARN [ 138.245744][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.245956][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.246191][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.246788][ T2958] RSP: 0018:ffa000000132f918 EFLAGS: 00010286 [ 138.247059][ T2958] RAX: 00000000ffffffa6 RBX: ff110000104de580 RCX: 1ff4000000265ee9 [ 138.247371][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de63c [ 138.247685][ T2958] RBP: ff11000012aa1000 R08: 1fe220000209bcc9 R09: ff11000010188b80 [ 138.247984][ T2958] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 138.248280][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012aa1000 [ 138.248613][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.248991][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.249264][ T2958] CR2: 00007f60d3f4a574 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 138.249590][ T2958] PKRU: 55555554 [ 138.249801][ T2958] Call Trace: [ 138.250001][ T2958] [ 138.250172][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.250419][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.250663][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.250869][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.251106][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.251386][ T2958] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.251642][ T2958] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 138.251881][ T2958] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 138.252116][ T2958] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 138.252367][ T2958] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 138.252625][ T2958] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 138.252866][ T2958] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 138.253101][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.253306][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.253522][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.253777][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.254011][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.254248][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.254499][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.254756][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.254993][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.255227][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.255474][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.255727][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.255961][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.256162][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.256339][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.256535][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.256734][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.256916][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.257098][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.257310][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.257507][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.258032][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.258280][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.258538][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.258798][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.259041][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.259294][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.264460][ T2958] ------------[ cut here ]------------ | [ 138.264654][ T2958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2958 | [ 138.264968][ T2958] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.266007][ T2958] Tainted: [W]=WARN [ 138.266157][ T2958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.266927][ T2958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.267804][ T2958] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.268395][ T2958] RSP: 0018:ffa000000132fa70 EFLAGS: 00010286 [ 138.268684][ T2958] RAX: 00000000ffffffa6 RBX: ff1100000a187380 RCX: 1ff4000000265f14 [ 138.268988][ T2958] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18743c [ 138.269291][ T2958] RBP: ff11000008481000 R08: 1fe2200001430e89 R09: ff11000010188b80 [ 138.269628][ T2958] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 138.269943][ T2958] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008481000 [ 138.270249][ T2958] FS: 00007fc44d54d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.270621][ T2958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.270897][ T2958] CR2: 00007f60d3f4a574 CR3: 00000000102b6004 CR4: 0000000000771ef0 [ 138.271204][ T2958] PKRU: 55555554 [ 138.271420][ T2958] Call Trace: [ 138.271644][ T2958] [ 138.271819][ T2958] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.272057][ T2958] ? notifier_call_chain (kernel/notifier.c:85) [ 138.272320][ T2958] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.272541][ T2958] register_netdevice (net/core/dev.c:11488) [ 138.272800][ T2958] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 138.273071][ T2958] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.273311][ T2958] register_netdev (net/core/dev.c:11552) [ 138.273572][ T2958] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 138.273824][ T2958] ops_init (net/core/net_namespace.c:137) [ 138.274034][ T2958] setup_net (net/core/net_namespace.c:446) [ 138.274241][ T2958] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 138.274449][ T2958] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 138.274648][ T2958] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 138.274840][ T2958] copy_net_ns (net/core/net_namespace.c:579) [ 138.275028][ T2958] create_new_namespaces (kernel/nsproxy.c:132) [ 138.275215][ T2958] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 138.275414][ T2958] ksys_unshare (kernel/fork.c:3243) [ 138.275603][ T2958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.275791][ T2958] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 138.275975][ T2958] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 138.276160][ T2958] ? __ia32_sys_open (fs/open.c:1374) [ 138.276362][ T2958] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 138.276545][ T2958] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 138.276746][ T2958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.276931][ T2958] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.277117][ T2958] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.277303][ T2958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.277534][ T2958] RIP: 0033:0x7fc44d80fbcb [ 138.277741][ T2958] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 138.278262][ T2958] RSP: 002b:00007ffe401f53b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 138.278526][ T2958] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc44d80fbcb [ 138.278835][ T2958] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 138.279082][ T2958] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 138.279329][ T2958] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe401f75e0 [ 138.279597][ T2958] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe401f9877 | [ 138.306996][ T2959] ------------[ cut here ]------------ | [ 138.307161][ T2959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2959 | [ 138.308135][ T2959] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.308653][ T2959] Tainted: [W]=WARN [ 138.308756][ T2959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.308927][ T2959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.309102][ T2959] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.309662][ T2959] RSP: 0018:ffa000000134ee30 EFLAGS: 00010286 [ 138.309837][ T2959] RAX: 00000000ffffffa6 RBX: ff11000009502580 RCX: 1ff4000000269d8c [ 138.310040][ T2959] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000950263c [ 138.310246][ T2959] RBP: ff1100000f88c000 R08: 1fe22000012a04c9 R09: ff11000012a1ae80 [ 138.310505][ T2959] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.310715][ T2959] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004fe8b08 [ 138.310917][ T2959] FS: 00007f3320533840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.311149][ T2959] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.311317][ T2959] CR2: 000000000042ebe0 CR3: 00000000103a5004 CR4: 0000000000771ef0 [ 138.311536][ T2959] PKRU: 55555554 [ 138.311645][ T2959] Call Trace: [ 138.311744][ T2959] [ 138.311815][ T2959] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.311950][ T2959] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.312052][ T2959] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 138.312220][ T2959] __dev_notify_flags (net/core/dev.c:9787) [ 138.312362][ T2959] ? netif_change_name (net/core/dev.c:1495) [ 138.312498][ T2959] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.312643][ T2959] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.312776][ T2959] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.312912][ T2959] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 138.313048][ T2959] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.313182][ T2959] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 138.313318][ T2959] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 138.313458][ T2959] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 138.313600][ T2959] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 138.313740][ T2959] veth_newlink (drivers/net/veth.c:1871) [ 138.313877][ T2959] ? veth_poll_controller (drivers/net/veth.c:1470) [ 138.314010][ T2959] ? kasan_save_stack (mm/kasan/common.c:57) [ 138.314146][ T2959] ? kasan_save_track (mm/kasan/common.c:78) [ 138.314280][ T2959] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 138.314437][ T2959] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 138.314579][ T2959] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 138.314719][ T2959] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 138.314854][ T2959] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.314991][ T2959] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 138.315128][ T2959] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 138.315264][ T2959] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 138.315404][ T2959] ? __dev_get_by_name (net/core/dev.c:883) [ 138.315538][ T2959] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 138.315691][ T2959] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 138.315832][ T2959] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.315968][ T2959] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.316102][ T2959] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.316236][ T2959] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.316376][ T2959] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.316510][ T2959] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.316659][ T2959] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.316796][ T2959] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.316931][ T2959] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.317067][ T2959] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.317201][ T2959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.317335][ T2959] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.317478][ T2959] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.317622][ T2959] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.317756][ T2959] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.317894][ T2959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.318030][ T2959] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.318168][ T2959] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.318304][ T2959] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.318447][ T2959] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.318593][ T2959] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.318728][ T2959] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.318864][ T2959] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.319002][ T2959] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.319139][ T2959] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.319278][ T2959] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.319420][ T2959] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.319559][ T2959] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.319727][ T2959] ? move_addr_to_kernel (net/socket.c:258) [ 138.319865][ T2959] ___sys_sendmsg (net/socket.c:2752) [ 138.320004][ T2959] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.320142][ T2959] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 138.320314][ T2959] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 138.320456][ T2959] __sys_sendmsg (net/socket.c:2784) [ 138.320601][ T2959] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.320740][ T2959] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 138.320900][ T2959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.321037][ T2959] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.321172][ T2959] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.321308][ T2959] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.321449][ T2959] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.321628][ T2959] RIP: 0033:0x7f332076d08e [ 138.321772][ T2959] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.322256][ T2959] RSP: 002b:00007fff3afc0180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.322464][ T2959] RAX: ffffffffffffffda RBX: 00007fff3afc0930 RCX: 00007f332076d08e [ 138.322678][ T2959] RDX: 0000000000000000 RSI: 00007fff3afc0230 RDI: 0000000000000005 [ 138.322879][ T2959] RBP: 00007fff3afc0190 R08: 0000000000000000 R09: 0000000000000000 [ 138.323081][ T2959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.323283][ T2959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3afc08f0 | [ 138.338028][ T2959] ------------[ cut here ]------------ | [ 138.338218][ T2959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2959 | [ 138.338617][ T2959] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.339161][ T2959] Tainted: [W]=WARN [ 138.339314][ T2959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.339545][ T2959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.339787][ T2959] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.340313][ T2959] RSP: 0018:ffa000000134f1b0 EFLAGS: 00010286 [ 138.340545][ T2959] RAX: 00000000ffffffa6 RBX: ff11000008f64ac0 RCX: 1ff4000000269dfc [ 138.340816][ T2959] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f64b7c [ 138.341068][ T2959] RBP: ff1100000f889000 R08: 1fe22000011ec971 R09: ff11000012a1ae80 [ 138.341318][ T2959] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 138.341596][ T2959] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 138.341852][ T2959] FS: 00007f3320533840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.342138][ T2959] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.342371][ T2959] CR2: 00007fc44d61a574 CR3: 00000000103a5005 CR4: 0000000000771ef0 [ 138.342667][ T2959] PKRU: 55555554 [ 138.342826][ T2959] Call Trace: [ 138.342977][ T2959] [ 138.343098][ T2959] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.343285][ T2959] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.343453][ T2959] __dev_notify_flags (net/core/dev.c:9787) [ 138.343660][ T2959] ? netif_change_name (net/core/dev.c:1495) [ 138.343846][ T2959] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 138.344031][ T2959] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 138.344223][ T2959] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 138.344424][ T2959] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 138.344628][ T2959] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 138.344813][ T2959] ? __dev_get_by_name (net/core/dev.c:883) [ 138.344997][ T2959] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 138.345187][ T2959] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 138.345390][ T2959] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.345587][ T2959] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.345781][ T2959] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.345991][ T2959] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.346175][ T2959] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.346372][ T2959] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.346567][ T2959] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.346761][ T2959] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.346945][ T2959] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.347132][ T2959] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.347316][ T2959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.347513][ T2959] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.347713][ T2959] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.347895][ T2959] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.348080][ T2959] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.348266][ T2959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.348468][ T2959] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.348681][ T2959] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.348864][ T2959] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.349050][ T2959] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.349236][ T2959] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.349433][ T2959] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.349639][ T2959] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.349827][ T2959] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.350017][ T2959] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.350205][ T2959] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.350403][ T2959] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.350598][ T2959] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.350818][ T2959] ? move_addr_to_kernel (net/socket.c:258) [ 138.351007][ T2959] ___sys_sendmsg (net/socket.c:2752) [ 138.351191][ T2959] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.351398][ T2959] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 138.351635][ T2959] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 138.351822][ T2959] __sys_sendmsg (net/socket.c:2784) [ 138.352007][ T2959] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.352195][ T2959] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 138.352406][ T2959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.352606][ T2959] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.352792][ T2959] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.352980][ T2959] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.353167][ T2959] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.353396][ T2959] RIP: 0033:0x7f332076d08e [ 138.353597][ T2959] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.354127][ T2959] RSP: 002b:00007fff3afc0180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.354393][ T2959] RAX: ffffffffffffffda RBX: 00007fff3afc0930 RCX: 00007f332076d08e [ 138.354661][ T2959] RDX: 0000000000000000 RSI: 00007fff3afc0230 RDI: 0000000000000005 [ 138.354909][ T2959] RBP: 00007fff3afc0190 R08: 0000000000000000 R09: 0000000000000000 [ 138.355158][ T2959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.355425][ T2959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3afc08f0 | [ 138.379847][ T2960] ------------[ cut here ]------------ | [ 138.380000][ T2960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2960 | [ 138.380259][ T2960] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.380711][ T2960] Tainted: [W]=WARN [ 138.380808][ T2960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.380969][ T2960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.381137][ T2960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.381613][ T2960] RSP: 0018:ffa000000135f020 EFLAGS: 00010286 [ 138.381776][ T2960] RAX: 00000000ffffffa6 RBX: ff1100000ced7c40 RCX: 1ff400000026bdca [ 138.381969][ T2960] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ced7cfc [ 138.382162][ T2960] RBP: ff1100000f889000 R08: 1fe22000019dafa1 R09: ff1100000eaad158 [ 138.382360][ T2960] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 138.382559][ T2960] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 138.382756][ T2960] FS: 00007f725318b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.382983][ T2960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.383144][ T2960] CR2: 000000003ae6c988 CR3: 000000000ed6b006 CR4: 0000000000771ef0 [ 138.383337][ T2960] PKRU: 55555554 [ 138.383439][ T2960] Call Trace: [ 138.383537][ T2960] [ 138.383616][ T2960] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.383748][ T2960] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.383848][ T2960] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 138.383978][ T2960] __dev_notify_flags (net/core/dev.c:9787) [ 138.384108][ T2960] ? netif_change_name (net/core/dev.c:1495) [ 138.384237][ T2960] ? __dev_change_flags (net/core/dev.c:9752) [ 138.384372][ T2960] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 138.384502][ T2960] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.384646][ T2960] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 138.384779][ T2960] netif_change_flags (net/core/dev.c:9820) [ 138.384911][ T2960] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 138.385043][ T2960] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 138.385178][ T2960] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 138.385309][ T2960] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 138.385480][ T2960] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 138.385624][ T2960] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.385755][ T2960] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 138.385885][ T2960] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.386021][ T2960] ? __kernel_text_address (kernel/extable.c:79) [ 138.386151][ T2960] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.386285][ T2960] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.387092][ T2960] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.387230][ T2960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.387427][ T2960] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 138.387562][ T2960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.387698][ T2960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.387830][ T2960] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 138.387963][ T2960] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 138.388095][ T2960] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 138.388226][ T2960] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.388423][ T2960] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 138.388563][ T2960] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 138.388704][ T2960] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.388837][ T2960] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.388968][ T2960] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.389102][ T2960] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.389287][ T2960] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.389494][ T2960] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.389644][ T2960] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.389795][ T2960] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.389931][ T2960] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.390063][ T2960] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.390197][ T2960] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.390327][ T2960] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.390464][ T2960] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.390608][ T2960] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.390738][ T2960] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.390870][ T2960] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.391001][ T2960] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.391132][ T2960] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.391262][ T2960] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.391396][ T2960] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.391533][ T2960] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.391675][ T2960] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.391807][ T2960] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.391943][ T2960] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.392073][ T2960] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.392204][ T2960] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.392337][ T2960] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.392474][ T2960] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.392619][ T2960] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.392751][ T2960] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.392882][ T2960] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.393044][ T2960] ? move_addr_to_kernel (net/socket.c:258) [ 138.393176][ T2960] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.393308][ T2960] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.393445][ T2960] ___sys_sendmsg (net/socket.c:2752) [ 138.393589][ T2960] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 138.393751][ T2960] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.393894][ T2960] __sys_sendmsg (net/socket.c:2784) [ 138.394025][ T2960] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.394154][ T2960] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 138.394321][ T2960] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 138.394457][ T2960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.394604][ T2960] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.394738][ T2960] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.394869][ T2960] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.395000][ T2960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.395164][ T2960] RIP: 0033:0x7f72533c508e [ 138.395302][ T2960] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.395801][ T2960] RSP: 002b:00007ffe04f71460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.396001][ T2960] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f72533c508e [ 138.396198][ T2960] RDX: 0000000000000000 RSI: 00007ffe04f71510 RDI: 0000000000000005 [ 138.396396][ T2960] RBP: 00007ffe04f71470 R08: 0000000000000000 R09: 0000000000000000 [ 138.396597][ T2960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.396792][ T2960] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe04f71be0 | [ 138.429586][ T2961] ------------[ cut here ]------------ | [ 138.429769][ T2961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2961 | [ 138.430074][ T2961] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.430649][ T2961] Tainted: [W]=WARN [ 138.430797][ T2961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.431011][ T2961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.431233][ T2961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.431769][ T2961] RSP: 0018:ffa000000136f020 EFLAGS: 00010286 [ 138.431986][ T2961] RAX: 00000000ffffffa6 RBX: ff1100000ced63c0 RCX: 1ff400000026ddca [ 138.432245][ T2961] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ced647c [ 138.432500][ T2961] RBP: ff1100000f88c000 R08: 1fe22000019dac91 R09: ff1100000d8bd158 [ 138.432760][ T2961] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 138.432999][ T2961] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 138.433246][ T2961] FS: 00007efe9f815840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.433534][ T2961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.433765][ T2961] CR2: 0000000002a25988 CR3: 00000000103a5001 CR4: 0000000000771ef0 [ 138.434011][ T2961] PKRU: 55555554 [ 138.434160][ T2961] Call Trace: [ 138.434309][ T2961] [ 138.434440][ T2961] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.434639][ T2961] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.434791][ T2961] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 138.434969][ T2961] __dev_notify_flags (net/core/dev.c:9787) [ 138.435152][ T2961] ? netif_change_name (net/core/dev.c:1495) [ 138.435332][ T2961] ? __dev_change_flags (net/core/dev.c:9752) [ 138.435526][ T2961] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 138.435726][ T2961] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.435909][ T2961] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 138.436092][ T2961] netif_change_flags (net/core/dev.c:9820) [ 138.436275][ T2961] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 138.436467][ T2961] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 138.436671][ T2961] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 138.436854][ T2961] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 138.437067][ T2961] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 138.437249][ T2961] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.437446][ T2961] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 138.437638][ T2961] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.437822][ T2961] ? __kernel_text_address (kernel/extable.c:79) [ 138.438003][ T2961] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.438185][ T2961] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.438380][ T2961] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.438570][ T2961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.438763][ T2961] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 138.438942][ T2961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.439125][ T2961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.439307][ T2961] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 138.439500][ T2961] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 138.439699][ T2961] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 138.439882][ T2961] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.440064][ T2961] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 138.440248][ T2961] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 138.440445][ T2961] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.440644][ T2961] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.440823][ T2961] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.441003][ T2961] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.441182][ T2961] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.441374][ T2961] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.441565][ T2961] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.441750][ T2961] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.441932][ T2961] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.442112][ T2961] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.442295][ T2961] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.442488][ T2961] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.442689][ T2961] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.442869][ T2961] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.443048][ T2961] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.443231][ T2961] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.443426][ T2961] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.443621][ T2961] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.443803][ T2961] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.443984][ T2961] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.444168][ T2961] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.444362][ T2961] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.444545][ T2961] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.444746][ T2961] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.444929][ T2961] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.445111][ T2961] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.445295][ T2961] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.445493][ T2961] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.445696][ T2961] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.445879][ T2961] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.446060][ T2961] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.446269][ T2961] ? move_addr_to_kernel (net/socket.c:258) [ 138.446465][ T2961] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.446663][ T2961] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.446847][ T2961] ___sys_sendmsg (net/socket.c:2752) [ 138.447026][ T2961] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 138.447238][ T2961] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.447445][ T2961] __sys_sendmsg (net/socket.c:2784) [ 138.447643][ T2961] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.447823][ T2961] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 138.448040][ T2961] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 138.448221][ T2961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.448418][ T2961] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.448612][ T2961] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.448795][ T2961] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.448976][ T2961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.449186][ T2961] RIP: 0033:0x7efe9fa4f08e [ 138.449385][ T2961] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.449908][ T2961] RSP: 002b:00007fff2f5a4f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.450152][ T2961] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efe9fa4f08e [ 138.450410][ T2961] RDX: 0000000000000000 RSI: 00007fff2f5a4fc0 RDI: 0000000000000005 [ 138.450672][ T2961] RBP: 00007fff2f5a4f20 R08: 0000000000000000 R09: 0000000000000000 [ 138.450917][ T2961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.451159][ T2961] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2f5a5690 | [ 138.453629][ T221] ------------[ cut here ]------------ | [ 138.453764][ T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/221 | [ 138.454001][ T221] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.454438][ T221] Tainted: [W]=WARN [ 138.454533][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.454696][ T221] Workqueue: events_unbound linkwatch_event [ 138.454850][ T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.455004][ T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.455431][ T221] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286 [ 138.455591][ T221] RAX: 00000000ffffffa6 RBX: ff1100000ced6e40 RCX: 1ff40000000c6f02 [ 138.455767][ T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ced6efc [ 138.455943][ T221] RBP: ff1100000f889000 R08: 1fe22000019dade1 R09: ff1100000a888ba8 [ 138.456122][ T221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 138.456306][ T221] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 138.456489][ T221] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 138.456713][ T221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.456864][ T221] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 138.457044][ T221] PKRU: 55555554 [ 138.457132][ T221] Call Trace: [ 138.457222][ T221] [ 138.457284][ T221] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.457412][ T221] ? notifier_call_chain (kernel/notifier.c:85) [ 138.457532][ T221] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.457633][ T221] netif_state_change (net/core/dev.c:1605) [ 138.457757][ T221] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.457909][ T221] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 138.458028][ T221] __linkwatch_run_queue (net/core/link_watch.c:240) [ 138.458147][ T221] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.458271][ T221] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 138.458395][ T221] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 138.458513][ T221] process_one_work (kernel/workqueue.c:3314) [ 138.458647][ T221] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 138.458766][ T221] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.458888][ T221] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 138.459017][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 138.459138][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 138.459258][ T221] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 138.459400][ T221] kthread (kernel/kthread.c:436) [ 138.459489][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 138.459653][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 138.459772][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 138.459912][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 138.460063][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 138.460181][ T221] ? kthread_affine_node (kernel/kthread.c:378) [ 138.460300][ T221] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 138.526818][ T2963] ------------[ cut here ]------------ | [ 138.526974][ T2963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2963 | [ 138.527259][ T2963] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.528069][ T2963] Tainted: [W]=WARN [ 138.528166][ T2963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.528328][ T2963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.528504][ T2963] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.529022][ T2963] RSP: 0018:ffa000000138f150 EFLAGS: 00010286 [ 138.529469][ T2963] RAX: 00000000ffffffa6 RBX: ff1100000cb0f8c0 RCX: 1ff4000000271df0 [ 138.529677][ T2963] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0f97c [ 138.529867][ T2963] RBP: ff1100000f88c000 R08: 1fe2200001961f31 R09: ff1100000d8b8b58 [ 138.530057][ T2963] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 138.530250][ T2963] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca8aa40 [ 138.530455][ T2963] FS: 00007f918f0ba840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 138.530695][ T2963] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.530857][ T2963] CR2: 00007f918f421f6d CR3: 000000000ed6b004 CR4: 0000000000771ef0 [ 138.531051][ T2963] PKRU: 55555554 [ 138.531147][ T2963] Call Trace: [ 138.531254][ T2963] [ 138.531320][ T2963] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.531453][ T2963] ? notifier_call_chain (kernel/notifier.c:85) [ 138.531592][ T2963] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.531689][ T2963] netif_state_change (net/core/dev.c:1605) [ 138.531817][ T2963] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.531978][ T2963] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 138.532140][ T2963] linkwatch_sync_dev (net/core/link_watch.c:295) [ 138.532296][ T2963] rtnl_getlink (net/core/rtnetlink.c:4273) [ 138.532433][ T2963] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.532567][ T2963] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.532701][ T2963] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 138.532829][ T2963] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.532956][ T2963] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.533088][ T2963] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.533234][ T2963] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.533364][ T2963] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.533491][ T2963] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.533628][ T2963] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.533756][ T2963] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.533887][ T2963] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.534018][ T2963] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 138.534147][ T2963] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.534276][ T2963] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.534410][ T2963] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.534539][ T2963] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.534685][ T2963] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.534812][ T2963] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.534942][ T2963] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.535070][ T2963] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.535199][ T2963] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.535331][ T2963] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.535562][ T2963] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.535697][ T2963] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.535829][ T2963] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.535959][ T2963] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.536089][ T2963] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.536220][ T2963] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.536418][ T2963] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.536553][ T2963] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.536687][ T2963] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.536815][ T2963] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.536974][ T2963] ? move_addr_to_kernel (net/socket.c:258) [ 138.537107][ T2963] ___sys_sendmsg (net/socket.c:2752) [ 138.537237][ T2963] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.537431][ T2963] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.537653][ T2963] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 138.537785][ T2963] __sys_sendmsg (net/socket.c:2784) [ 138.537919][ T2963] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.538049][ T2963] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.538177][ T2963] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.538307][ T2963] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.538588][ T2963] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.538717][ T2963] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.538845][ T2963] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.539008][ T2963] RIP: 0033:0x7f918f2f408e [ 138.539143][ T2963] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.539675][ T2963] RSP: 002b:00007ffc8cb42010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.539878][ T2963] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f918f2f408e [ 138.540083][ T2963] RDX: 0000000000000000 RSI: 00007ffc8cb420c0 RDI: 0000000000000006 [ 138.540274][ T2963] RBP: 00007ffc8cb42020 R08: 0000000000000000 R09: 0000000000000000 [ 138.540474][ T2963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.540676][ T2963] R13: 00007ffc8cb42170 R14: 000000000000000d R15: 00007ffc8cb4387a | [ 138.634846][ T2966] ------------[ cut here ]------------ | [ 138.635026][ T2966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2966 | [ 138.635294][ T2966] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.635789][ T2966] Tainted: [W]=WARN [ 138.635892][ T2966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.636057][ T2966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.636245][ T2966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.636747][ T2966] RSP: 0018:ffa00000013bf1b0 EFLAGS: 00010286 [ 138.636917][ T2966] RAX: 00000000ffffffa6 RBX: ff110000104df000 RCX: 1ff4000000277dfc [ 138.637119][ T2966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104df0bc [ 138.637319][ T2966] RBP: ff1100001000c000 R08: 1fe220000209be19 R09: ff11000013715180 [ 138.637609][ T2966] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.637828][ T2966] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 138.638225][ T2966] FS: 00007f9db882b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.638521][ T2966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.638698][ T2966] CR2: 00000000004a2060 CR3: 000000000ffa1001 CR4: 0000000000771ef0 [ 138.638902][ T2966] PKRU: 55555554 [ 138.639003][ T2966] Call Trace: [ 138.639103][ T2966] [ 138.639173][ T2966] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.639310][ T2966] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.639570][ T2966] __dev_notify_flags (net/core/dev.c:9787) [ 138.639780][ T2966] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 138.639917][ T2966] ? netif_change_name (net/core/dev.c:1495) [ 138.640056][ T2966] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 138.640192][ T2966] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 138.640328][ T2966] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 138.640543][ T2966] ? __dev_get_by_name (net/core/dev.c:883) [ 138.640691][ T2966] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 138.640832][ T2966] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 138.640972][ T2966] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.641107][ T2966] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.641242][ T2966] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.641435][ T2966] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.641579][ T2966] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.641718][ T2966] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.641859][ T2966] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.641996][ T2966] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.642130][ T2966] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.642265][ T2966] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.642404][ T2966] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.642539][ T2966] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.643018][ T2966] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.643160][ T2966] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.643296][ T2966] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.643436][ T2966] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.643580][ T2966] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.643721][ T2966] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.643856][ T2966] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.643993][ T2966] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.644131][ T2966] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.644269][ T2966] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.644411][ T2966] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.644555][ T2966] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.644696][ T2966] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.644833][ T2966] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.644969][ T2966] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.645103][ T2966] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.645239][ T2966] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.645417][ T2966] ? move_addr_to_kernel (net/socket.c:258) [ 138.645560][ T2966] ? kasan_save_stack (mm/kasan/common.c:58) [ 138.645700][ T2966] ? kasan_save_stack (mm/kasan/common.c:57) [ 138.645833][ T2966] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 138.645967][ T2966] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 138.646135][ T2966] ___sys_sendmsg (net/socket.c:2752) [ 138.646272][ T2966] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.646425][ T2966] __sys_sendmsg (net/socket.c:2784) [ 138.646565][ T2966] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.646704][ T2966] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 138.646842][ T2966] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 138.646975][ T2966] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.647110][ T2966] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.647244][ T2966] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.647385][ T2966] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.647521][ T2966] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.648276][ T2966] RIP: 0033:0x7f9db8a6508e [ 138.648422][ T2966] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.648913][ T2966] RSP: 002b:00007ffff6dcd0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.649114][ T2966] RAX: ffffffffffffffda RBX: 00007ffff6dcd850 RCX: 00007f9db8a6508e [ 138.649314][ T2966] RDX: 0000000000000000 RSI: 00007ffff6dcd150 RDI: 0000000000000005 [ 138.649538][ T2966] RBP: 00007ffff6dcd0b0 R08: 0000000000000000 R09: 0000000000000000 [ 138.649749][ T2966] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.649951][ T2966] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff6dcd820 | [ 138.689667][ T2967] ------------[ cut here ]------------ | [ 138.689849][ T2967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2967 | [ 138.690125][ T2967] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.691161][ T2967] Tainted: [W]=WARN [ 138.691269][ T2967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.691505][ T2967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.691698][ T2967] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.692217][ T2967] RSP: 0018:ffa00000013bf1b0 EFLAGS: 00010286 [ 138.692452][ T2967] RAX: 00000000ffffffa6 RBX: ff1100000bf6dc40 RCX: 1ff4000000277dfc [ 138.692680][ T2967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6dcfc [ 138.692944][ T2967] RBP: ff11000008ef1000 R08: 1fe22000017edba1 R09: ff110000095a0b80 [ 138.693153][ T2967] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 138.693415][ T2967] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 138.693630][ T2967] FS: 00007f78da16c840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 138.693875][ T2967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.694047][ T2967] CR2: 00000000004a2060 CR3: 000000000ffa1004 CR4: 0000000000771ef0 [ 138.694264][ T2967] PKRU: 55555554 [ 138.694424][ T2967] Call Trace: [ 138.694527][ T2967] [ 138.694610][ T2967] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.694750][ T2967] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.694853][ T2967] __dev_notify_flags (net/core/dev.c:9787) [ 138.694990][ T2967] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 138.695128][ T2967] ? netif_change_name (net/core/dev.c:1495) [ 138.695273][ T2967] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 138.695470][ T2967] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 138.695617][ T2967] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 138.695753][ T2967] ? __dev_get_by_name (net/core/dev.c:883) [ 138.695888][ T2967] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 138.696031][ T2967] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 138.696171][ T2967] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.696310][ T2967] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.696518][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.696664][ T2967] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.696814][ T2967] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.696948][ T2967] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.697088][ T2967] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.697228][ T2967] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.697430][ T2967] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.697593][ T2967] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.697729][ T2967] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.697865][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.698002][ T2967] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.698137][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.698275][ T2967] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.698478][ T2967] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.698626][ T2967] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.698767][ T2967] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.698903][ T2967] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.699056][ T2967] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.699197][ T2967] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.699333][ T2967] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.699537][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.699687][ T2967] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.699826][ T2967] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.699963][ T2967] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.700107][ T2967] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.700243][ T2967] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.700436][ T2967] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.700613][ T2967] ? move_addr_to_kernel (net/socket.c:258) [ 138.700751][ T2967] ? kasan_save_stack (mm/kasan/common.c:58) [ 138.700889][ T2967] ? kasan_save_stack (mm/kasan/common.c:57) [ 138.701027][ T2967] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 138.701164][ T2967] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 138.701338][ T2967] ___sys_sendmsg (net/socket.c:2752) [ 138.701533][ T2967] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.701691][ T2967] __sys_sendmsg (net/socket.c:2784) [ 138.701826][ T2967] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.701960][ T2967] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 138.702101][ T2967] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 138.702243][ T2967] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.702440][ T2967] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.702586][ T2967] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.702725][ T2967] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.702860][ T2967] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.703034][ T2967] RIP: 0033:0x7f78da3a608e [ 138.703177][ T2967] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.703734][ T2967] RSP: 002b:00007ffe96509a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.703939][ T2967] RAX: ffffffffffffffda RBX: 00007ffe9650a200 RCX: 00007f78da3a608e [ 138.704142][ T2967] RDX: 0000000000000000 RSI: 00007ffe96509b00 RDI: 0000000000000005 [ 138.704406][ T2967] RBP: 00007ffe96509a60 R08: 0000000000000000 R09: 0000000000000000 [ 138.704622][ T2967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.704823][ T2967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9650a1d0 | [ 138.732893][ T2968] ------------[ cut here ]------------ | [ 138.733089][ T2968] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2968 | [ 138.733886][ T2968] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.734436][ T2968] Tainted: [W]=WARN [ 138.734595][ T2968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.734825][ T2968] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.735051][ T2968] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.735584][ T2968] RSP: 0018:ffa00000013cf020 EFLAGS: 00010286 [ 138.735813][ T2968] RAX: 00000000ffffffa6 RBX: ff1100001034fa80 RCX: 1ff4000000279dca [ 138.736059][ T2968] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001034fb3c [ 138.736308][ T2968] RBP: ff1100001000c000 R08: 1fe2200002069f69 R09: ff110000095a5158 [ 138.736585][ T2968] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 138.736862][ T2968] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 138.737123][ T2968] FS: 00007f235e1a5840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.737418][ T2968] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.737656][ T2968] CR2: 0000000037026988 CR3: 00000000103a5002 CR4: 0000000000771ef0 [ 138.737904][ T2968] PKRU: 55555554 [ 138.738052][ T2968] Call Trace: [ 138.738202][ T2968] [ 138.738320][ T2968] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.738521][ T2968] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.738694][ T2968] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 138.738876][ T2968] __dev_notify_flags (net/core/dev.c:9787) [ 138.739061][ T2968] ? netif_change_name (net/core/dev.c:1495) [ 138.739249][ T2968] ? __dev_change_flags (net/core/dev.c:9752) [ 138.739444][ T2968] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 138.739640][ T2968] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.739843][ T2968] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 138.740027][ T2968] netif_change_flags (net/core/dev.c:9820) [ 138.740226][ T2968] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 138.740498][ T2968] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 138.740753][ T2968] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 138.740998][ T2968] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 138.741286][ T2968] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 138.741662][ T2968] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.741914][ T2968] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 138.742182][ T2968] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.742394][ T2968] ? __kernel_text_address (kernel/extable.c:79) [ 138.742582][ T2968] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.742774][ T2968] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.742955][ T2968] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.743137][ T2968] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.743320][ T2968] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 138.743514][ T2968] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.743733][ T2968] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.743915][ T2968] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 138.744097][ T2968] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 138.744279][ T2968] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 138.744479][ T2968] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.744681][ T2968] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 138.744868][ T2968] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 138.745052][ T2968] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.745237][ T2968] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.745430][ T2968] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.745629][ T2968] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.745809][ T2968] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.745990][ T2968] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.746174][ T2968] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.746365][ T2968] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.746556][ T2968] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.746748][ T2968] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.746936][ T2968] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.747117][ T2968] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.747299][ T2968] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.747492][ T2968] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.747706][ T2968] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.747893][ T2968] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.748074][ T2968] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.748260][ T2968] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.748455][ T2968] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.748659][ T2968] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.748845][ T2968] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.749024][ T2968] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.749209][ T2968] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.749403][ T2968] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.749597][ T2968] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.749785][ T2968] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.749969][ T2968] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.750151][ T2968] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.750337][ T2968] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.750533][ T2968] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.750732][ T2968] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.750946][ T2968] ? move_addr_to_kernel (net/socket.c:258) [ 138.751129][ T2968] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.751312][ T2968] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.751508][ T2968] ___sys_sendmsg (net/socket.c:2752) [ 138.751709][ T2968] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 138.751922][ T2968] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.752114][ T2968] __sys_sendmsg (net/socket.c:2784) [ 138.752297][ T2968] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.752494][ T2968] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 138.752729][ T2968] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 138.752910][ T2968] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 138.753088][ T2968] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.753269][ T2968] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.753464][ T2968] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.753664][ T2968] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.753849][ T2968] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.754062][ T2968] RIP: 0033:0x7f235e3df08e [ 138.754249][ T2968] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.754802][ T2968] RSP: 002b:00007fff699e23c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.755054][ T2968] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f235e3df08e [ 138.755304][ T2968] RDX: 0000000000000000 RSI: 00007fff699e2470 RDI: 0000000000000005 [ 138.755573][ T2968] RBP: 00007fff699e23d0 R08: 0000000000000000 R09: 0000000000000000 [ 138.755830][ T2968] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.756076][ T2968] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff699e2b40 | [ 138.794311][ T2969] ------------[ cut here ]------------ | [ 138.794963][ T2969] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2969 | [ 138.795278][ T2969] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 138.795867][ T2969] Tainted: [W]=WARN [ 138.796021][ T2969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.796250][ T2969] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 138.796492][ T2969] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 138.797042][ T2969] RSP: 0018:ffa00000013cf020 EFLAGS: 00010286 [ 138.797269][ T2969] RAX: 00000000ffffffa6 RBX: ff1100000c9b7e00 RCX: 1ff4000000279dca [ 138.797533][ T2969] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7ebc [ 138.797801][ T2969] RBP: ff11000008ef1000 R08: 1fe2200001936fd9 R09: ff1100000a88d158 [ 138.798051][ T2969] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 138.798308][ T2969] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 138.798584][ T2969] FS: 00007f37d6543840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 138.798883][ T2969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.799106][ T2969] CR2: 000000003f6b6988 CR3: 00000000136cd005 CR4: 0000000000771ef0 [ 138.799374][ T2969] PKRU: 55555554 [ 138.799524][ T2969] Call Trace: [ 138.799697][ T2969] [ 138.799818][ T2969] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 138.800006][ T2969] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 138.800162][ T2969] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 138.800386][ T2969] __dev_notify_flags (net/core/dev.c:9787) [ 138.800587][ T2969] ? netif_change_name (net/core/dev.c:1495) [ 138.800784][ T2969] ? __dev_change_flags (net/core/dev.c:9752) [ 138.800970][ T2969] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 138.801154][ T2969] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.801341][ T2969] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 138.801545][ T2969] netif_change_flags (net/core/dev.c:9820) [ 138.801748][ T2969] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 138.801934][ T2969] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 138.802124][ T2969] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 138.802309][ T2969] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 138.802573][ T2969] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 138.802770][ T2969] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.802956][ T2969] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 138.803144][ T2969] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.803331][ T2969] ? __kernel_text_address (kernel/extable.c:79) [ 138.803532][ T2969] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.803742][ T2969] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.803926][ T2969] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.804111][ T2969] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.804295][ T2969] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 138.804504][ T2969] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.804719][ T2969] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.804914][ T2969] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 138.805101][ T2969] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 138.805286][ T2969] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 138.805487][ T2969] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 138.805695][ T2969] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 138.805882][ T2969] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 138.806071][ T2969] rtnl_newlink (net/core/rtnetlink.c:4150) [ 138.806260][ T2969] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.806460][ T2969] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.806666][ T2969] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.806852][ T2969] ? mark_usage (kernel/locking/lockdep.c:4674) [ 138.807037][ T2969] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.807227][ T2969] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.807424][ T2969] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.807625][ T2969] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.807815][ T2969] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 138.808002][ T2969] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 138.808187][ T2969] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 138.808386][ T2969] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.808577][ T2969] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.808772][ T2969] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.808959][ T2969] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 138.809142][ T2969] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 138.809332][ T2969] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 138.809530][ T2969] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.809737][ T2969] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.809927][ T2969] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 138.810110][ T2969] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 138.810299][ T2969] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.810499][ T2969] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.810707][ T2969] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 138.810893][ T2969] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 138.811080][ T2969] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 138.811267][ T2969] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 138.811468][ T2969] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 138.811673][ T2969] ? copy_msghdr_from_user (net/socket.c:2635) [ 138.811856][ T2969] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 138.812072][ T2969] ? move_addr_to_kernel (net/socket.c:258) [ 138.812264][ T2969] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 138.812465][ T2969] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 138.812673][ T2969] ___sys_sendmsg (net/socket.c:2752) [ 138.812867][ T2969] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 138.813089][ T2969] ? copy_msghdr_from_user (net/socket.c:2603) [ 138.813287][ T2969] __sys_sendmsg (net/socket.c:2784) [ 138.813486][ T2969] ? __sys_sendmsg_sock (net/socket.c:2765) [ 138.813693][ T2969] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 138.813914][ T2969] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 138.814100][ T2969] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 138.814283][ T2969] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 138.814485][ T2969] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 138.814693][ T2969] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 138.814879][ T2969] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 138.815070][ T2969] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.815289][ T2969] RIP: 0033:0x7f37d677d08e [ 138.815494][ T2969] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 138.816042][ T2969] RSP: 002b:00007ffe0d9c7740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.816299][ T2969] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f37d677d08e [ 138.816568][ T2969] RDX: 0000000000000000 RSI: 00007ffe0d9c77f0 RDI: 0000000000000005 [ 138.816824][ T2969] RBP: 00007ffe0d9c7750 R08: 0000000000000000 R09: 0000000000000000 [ 138.817074][ T2969] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03c [ 138.817360][ T2969] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0d9c7ec0 | [ 139.571075][ T12] ------------[ cut here ]------------ | [ 139.571253][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 139.571527][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.572001][ T12] Tainted: [W]=WARN [ 139.572095][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.572252][ T12] Workqueue: netns cleanup_net [ 139.572391][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.572560][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.573009][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 139.573176][ T12] RAX: 00000000ffffffa6 RBX: ff110000092283c0 RCX: 1ff4000000018ec7 [ 139.573374][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922847c [ 139.573567][ T12] RBP: ff11000013721000 R08: 1fe2200001245091 R09: ff11000001aed1d0 [ 139.573760][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 139.573948][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 139.574134][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 139.574362][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.574520][ T12] CR2: 0000557f00e010a8 CR3: 000000000ebb5004 CR4: 0000000000771ef0 [ 139.574722][ T12] PKRU: 55555554 [ 139.574820][ T12] Call Trace: [ 139.574913][ T12] [ 139.574980][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 139.575107][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 139.575211][ T12] netif_close_many (net/core/dev.c:1804) [ 139.575337][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 139.575468][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 139.575636][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 139.575790][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 139.575917][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.576071][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.576199][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.576325][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.576454][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.576594][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.576719][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.576843][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.576970][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.577093][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.577220][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.577343][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.577471][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.577610][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.577731][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.577857][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.577984][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.578107][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.578236][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.578404][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.578531][ T12] kthread (kernel/kthread.c:436) [ 139.578643][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.578798][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.578922][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.579048][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.579201][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.579328][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.579457][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.581200][ T12] ------------[ cut here ]------------ | [ 139.581330][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 139.581601][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.582063][ T12] Tainted: [W]=WARN [ 139.582159][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.582321][ T12] Workqueue: netns cleanup_net [ 139.582461][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.582640][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.583104][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 139.583266][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229700 RCX: 1ff4000000018e80 [ 139.583461][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092297bc [ 139.583674][ T12] RBP: ff1100000a31c000 R08: 1fe22000012452f9 R09: ff11000001aed1d0 [ 139.583869][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 139.584059][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 139.584257][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 139.584486][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.584655][ T12] CR2: 0000557f00e010a8 CR3: 000000000ebb5004 CR4: 0000000000771ef0 [ 139.584847][ T12] PKRU: 55555554 [ 139.584942][ T12] Call Trace: [ 139.585038][ T12] [ 139.585103][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 139.585234][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 139.585332][ T12] netif_close_many (net/core/dev.c:1804) [ 139.585465][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 139.585605][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.585735][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 139.585866][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 139.585995][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 139.586122][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 139.586252][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 139.586390][ T12] notifier_call_chain (kernel/notifier.c:85) [ 139.586523][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 139.586658][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 139.586786][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 139.586946][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 139.587105][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 139.587235][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.587405][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.587533][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.587673][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.587801][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.587927][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.588054][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.588184][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.588314][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.588447][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.588586][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.588716][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.588842][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.588979][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.589107][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.589235][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.589371][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.589497][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.589640][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.589772][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.589904][ T12] kthread (kernel/kthread.c:436) [ 139.589999][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.590161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.590288][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.590422][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.590594][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.590724][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.590851][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.593038][ T12] ------------[ cut here ]------------ | [ 139.593159][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 139.593400][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.593831][ T12] Tainted: [W]=WARN [ 139.593921][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.594069][ T12] Workqueue: netns cleanup_net [ 139.594200][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.594465][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.594945][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.595091][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229e00 RCX: 1ff4000000018eed [ 139.595266][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009229ebc [ 139.595494][ T12] RBP: ff11000010444000 R08: 1fe22000012453d9 R09: ff11000001aed1d0 [ 139.595679][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 139.595856][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.596034][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 139.596244][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.596441][ T12] CR2: 0000557f00e010a8 CR3: 000000000ebb5004 CR4: 0000000000771ef0 [ 139.596630][ T12] PKRU: 55555554 [ 139.596720][ T12] Call Trace: [ 139.596808][ T12] [ 139.596869][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.597023][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.597173][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.597297][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.597461][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.597593][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.597712][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.597832][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.597952][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.598072][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.598202][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.598323][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.598492][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.598623][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.598745][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.598869][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.599018][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.599137][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.599261][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.599435][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.599559][ T12] kthread (kernel/kthread.c:436) [ 139.599655][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.599802][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.599920][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.600038][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.600190][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.600311][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.600482][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.613898][ T12] ------------[ cut here ]------------ | [ 139.614041][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 139.614280][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.614723][ T12] Tainted: [W]=WARN [ 139.614814][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.614971][ T12] Workqueue: netns cleanup_net [ 139.615095][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.615255][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.615694][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.615845][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fe00 RCX: 1ff4000000018eed [ 139.616021][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67febc [ 139.616196][ T12] RBP: ff1100000e841000 R08: 1fe22000018cffd9 R09: ff11000001aed1d0 [ 139.616378][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 139.616559][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.616739][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 139.616945][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.617092][ T12] CR2: 0000557f00e010a8 CR3: 000000000ebb5004 CR4: 0000000000771ef0 [ 139.617269][ T12] PKRU: 55555554 [ 139.617367][ T12] Call Trace: [ 139.617456][ T12] [ 139.617518][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.617682][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.617828][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.617946][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.618067][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.618186][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.618308][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.618434][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.618559][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.618678][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.618799][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.618919][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.619038][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.622645][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.622763][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.622888][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.623056][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.623177][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.623304][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.623432][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.623578][ T12] kthread (kernel/kthread.c:436) [ 139.623673][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.623856][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.623983][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.624135][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.624285][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.624408][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.624527][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.626978][ T12] ------------[ cut here ]------------ | [ 139.627125][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 139.627705][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.628150][ T12] Tainted: [W]=WARN [ 139.628240][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.628390][ T12] Workqueue: netns cleanup_net [ 139.628512][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.628707][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.629128][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.629300][ T12] RAX: 00000000ffffffa6 RBX: ff110000137de200 RCX: 1ff4000000018eed [ 139.629485][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de2bc [ 139.629712][ T12] RBP: ff110000126f1000 R08: 1fe22000026fbc59 R09: ff11000001aed1d0 [ 139.629903][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 139.633762][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.634027][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 139.634331][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.634509][ T12] CR2: 0000557f00e010a8 CR3: 000000000ebb5004 CR4: 0000000000771ef0 [ 139.634764][ T12] PKRU: 55555554 [ 139.634857][ T12] Call Trace: [ 139.634951][ T12] [ 139.635012][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.635162][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.635310][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.635435][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.635561][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.635715][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.635860][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.635983][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.636102][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.636224][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.636353][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.636473][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.636602][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.636773][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.636892][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.637039][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.637166][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.637288][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.637431][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.637567][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.637696][ T12] kthread (kernel/kthread.c:436) [ 139.637787][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.637937][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.638056][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.638174][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.638321][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.638498][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.638628][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.640716][ T12] ------------[ cut here ]------------ | [ 139.640853][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 139.641085][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.641507][ T12] Tainted: [W]=WARN [ 139.641613][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.641760][ T12] Workqueue: netns cleanup_net [ 139.641883][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.642037][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.642461][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.642640][ T12] RAX: 00000000ffffffa6 RBX: ff110000137de900 RCX: 1ff4000000018eed [ 139.642845][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de9bc [ 139.643040][ T12] RBP: ff11000013434000 R08: 1fe22000026fbd39 R09: ff11000001aed1d0 [ 139.643223][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 139.643409][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.643599][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 139.643806][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.643954][ T12] CR2: 0000557f00e010a8 CR3: 000000000ebb5004 CR4: 0000000000771ef0 [ 139.644209][ T12] PKRU: 55555554 [ 139.644297][ T12] Call Trace: [ 139.644388][ T12] [ 139.644450][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.644613][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.644842][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.644961][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.645078][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.645195][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.645389][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.645508][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.645640][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.645757][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.645952][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.646072][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.646190][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.646311][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.646433][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.646557][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.646682][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.646800][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.646999][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.647123][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.647242][ T12] kthread (kernel/kthread.c:436) [ 139.647332][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.647483][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.647612][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.647729][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.647909][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.648100][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.648220][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.651068][ T12] ------------[ cut here ]------------ | [ 139.651216][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 139.652016][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.652511][ T12] Tainted: [W]=WARN [ 139.652615][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.652768][ T12] Workqueue: netns cleanup_net [ 139.652890][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.653044][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.653515][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.653675][ T12] RAX: 00000000ffffffa6 RBX: ff110000137df000 RCX: 1ff4000000018eed [ 139.653855][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137df0bc [ 139.654057][ T12] RBP: ff1100000fea9000 R08: 1fe22000026fbe19 R09: ff11000001aed1d0 [ 139.654233][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 139.654455][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.654646][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 139.654853][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.655037][ T12] CR2: 0000557f00e010a8 CR3: 000000000ebb5004 CR4: 0000000000771ef0 [ 139.655217][ T12] PKRU: 55555554 [ 139.655306][ T12] Call Trace: [ 139.655442][ T12] [ 139.655505][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.655673][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.655833][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.655974][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.656095][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.656214][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.656333][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.656502][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.656633][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.656750][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.656891][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.657030][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.657147][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.657268][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.657519][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.657654][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.657781][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.657928][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.658053][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.658193][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.658323][ T12] kthread (kernel/kthread.c:436) [ 139.658533][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.658696][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.658815][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.658962][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.659110][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.659227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.659466][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.664333][ T12] ------------[ cut here ]------------ | [ 139.664497][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 139.664761][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.665220][ T12] Tainted: [W]=WARN [ 139.665310][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.665465][ T12] Workqueue: netns cleanup_net [ 139.665595][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.665775][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.666270][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.666426][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414c80 RCX: 1ff4000000018eed [ 139.666630][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c414d3c [ 139.666805][ T12] RBP: ff11000009a71000 R08: 1fe22000018829a9 R09: ff11000001aed1d0 [ 139.666981][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 139.667157][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.667336][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 139.667554][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.667749][ T12] CR2: 00007ffd7fc8efc8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 139.667972][ T12] PKRU: 55555554 [ 139.668081][ T12] Call Trace: [ 139.668175][ T12] [ 139.668238][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.668395][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.668542][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.668672][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.668791][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.668934][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.669054][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.669172][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.669292][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.669414][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.669536][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.669669][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.669787][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.669927][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.670076][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.670199][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.670320][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.670452][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.670585][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.670712][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.670830][ T12] kthread (kernel/kthread.c:436) [ 139.670920][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.671068][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.671187][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.671307][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.671463][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.671592][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.671712][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.679651][ T12] ------------[ cut here ]------------ | [ 139.679803][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 139.680052][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.680525][ T12] Tainted: [W]=WARN [ 139.680625][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.680775][ T12] Workqueue: netns cleanup_net [ 139.680906][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.681060][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.681491][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.681650][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415000 RCX: 1ff4000000018eed [ 139.681847][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4150bc [ 139.682022][ T12] RBP: ff1100001370c000 R08: 1fe2200001882a19 R09: ff11000001aed1d0 [ 139.682218][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 139.682400][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.682588][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 139.682815][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.682968][ T12] CR2: 00007ffd7fc8efc8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 139.683165][ T12] PKRU: 55555554 [ 139.683253][ T12] Call Trace: [ 139.683344][ T12] [ 139.683411][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.683572][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.683724][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.683860][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.683998][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.684152][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.684314][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.684440][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.684570][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.684716][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.684884][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.685004][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.685156][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.685282][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.685406][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.685527][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.685657][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.685774][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.685897][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.686021][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.686141][ T12] kthread (kernel/kthread.c:436) [ 139.686235][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.686386][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.686506][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.686634][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.686786][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.686903][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.687026][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.689315][ T12] ------------[ cut here ]------------ | [ 139.689455][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 139.689698][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.690115][ T12] Tainted: [W]=WARN [ 139.690204][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.690355][ T12] Workqueue: netns cleanup_net [ 139.690480][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.690653][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.691095][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.691265][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414740 RCX: 1ff4000000018eed [ 139.691455][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4147fc [ 139.691657][ T12] RBP: ff11000007864000 R08: 1fe2200001882901 R09: ff11000001aed1d0 [ 139.691830][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 139.692026][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.692207][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 139.692417][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.692571][ T12] CR2: 00007ffd7fc8efc8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 139.692754][ T12] PKRU: 55555554 [ 139.692842][ T12] Call Trace: [ 139.692929][ T12] [ 139.692990][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.693139][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.693284][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.693410][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.693620][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.693738][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.693855][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.693999][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.694197][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.694357][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.694489][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.694622][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.694810][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.694932][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.695050][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.695169][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.695367][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.695487][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.695620][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.695746][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.695935][ T12] kthread (kernel/kthread.c:436) [ 139.696022][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.696169][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.696288][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.696420][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.696575][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.696696][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.696813][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.699507][ T12] ------------[ cut here ]------------ | [ 139.699678][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 139.699989][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.700528][ T12] Tainted: [W]=WARN [ 139.700700][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.700846][ T12] Workqueue: netns cleanup_net [ 139.700967][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.701119][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.701656][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.701877][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffa80 RCX: 1ff4000000018eed [ 139.702050][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffb3c [ 139.702223][ T12] RBP: ff11000013674000 R08: 1fe220000051ff69 R09: ff11000001aed1d0 [ 139.702497][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 139.702681][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.702856][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 139.703131][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.703279][ T12] CR2: 00007ffd7fc8efc8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 139.703565][ T12] PKRU: 55555554 [ 139.703663][ T12] Call Trace: [ 139.703750][ T12] [ 139.703810][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.703960][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.704179][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.704321][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.704482][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.704615][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.704805][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.704925][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.705044][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.705165][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.705360][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.705499][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.705634][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.705754][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.705945][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.706065][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.706192][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.706310][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.706527][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.706668][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.706786][ T12] kthread (kernel/kthread.c:436) [ 139.706875][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.707098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.707220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.707337][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.707585][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.707713][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.707833][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.711554][ T12] ------------[ cut here ]------------ | [ 139.711716][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 139.712032][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.713486][ T12] Tainted: [W]=WARN [ 139.713620][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.713794][ T12] Workqueue: netns cleanup_net [ 139.713922][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.714080][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.714525][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 139.714711][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecc3c0 RCX: 1ff4000000018e99 [ 139.714979][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc47c [ 139.715181][ T12] RBP: ff1100000a31c000 R08: 1fe2200001dd9891 R09: ff11000001aed1d0 [ 139.715368][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 139.715645][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.715830][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 139.716063][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.716296][ T12] CR2: 00007ffd7fc8efc8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 139.716484][ T12] PKRU: 55555554 [ 139.716587][ T12] Call Trace: [ 139.716763][ T12] [ 139.716835][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.716994][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.717147][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 139.717353][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 139.717476][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 139.717651][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 139.717793][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 139.717995][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 139.718116][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 139.718242][ T12] notifier_call_chain (kernel/notifier.c:85) [ 139.718374][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 139.718619][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.718788][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.718912][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.719061][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.719272][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.719402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.719530][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.719667][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.719867][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.720005][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.720137][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.720260][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.720467][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.720597][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.720732][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.720865][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.721085][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.721213][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.721339][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.721550][ T12] kthread (kernel/kthread.c:436) [ 139.721650][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.721802][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.721926][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.722099][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.722332][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.722460][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.722603][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.725272][ T12] ------------[ cut here ]------------ | [ 139.725417][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 139.725754][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.726290][ T12] Tainted: [W]=WARN [ 139.726856][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.727022][ T12] Workqueue: netns cleanup_net [ 139.727144][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.727298][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.727807][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 139.727978][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce331c0 RCX: 1ff4000000018eed [ 139.728170][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3327c [ 139.728398][ T12] RBP: ff11000013721000 R08: 1fe22000019c6651 R09: ff11000001aed1d0 [ 139.728587][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 139.728788][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.728983][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 139.729186][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.729339][ T12] CR2: 00007ffd7fc8efc8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 139.729568][ T12] PKRU: 55555554 [ 139.729675][ T12] Call Trace: [ 139.729772][ T12] [ 139.729834][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.729989][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.730140][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 139.730265][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 139.730431][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 139.730555][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 139.730678][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.730803][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 139.730924][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.731045][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.731166][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.731286][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.731451][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.731584][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.731724][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.731844][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.731966][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.732084][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.732207][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.732330][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.732496][ T12] kthread (kernel/kthread.c:436) [ 139.732592][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.732743][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.732862][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.732981][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.733130][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.733266][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.733432][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 139.755681][ T12] ------------[ cut here ]------------ | [ 139.755885][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 139.756174][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 139.756801][ T12] Tainted: [W]=WARN [ 139.756941][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.757139][ T12] Workqueue: netns cleanup_net [ 139.757330][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 139.757564][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 139.758043][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 139.758244][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32200 RCX: 1ff4000000018ed5 [ 139.758552][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce322bc [ 139.758836][ T12] RBP: ff11000012aa9000 R08: 1fe22000019c6459 R09: ff11000001aed1d0 [ 139.759111][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 139.759426][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 139.759721][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 139.760022][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.760270][ T12] CR2: 00007f3870d5f808 CR3: 000000000ebb5003 CR4: 0000000000771ef0 [ 139.760567][ T12] PKRU: 55555554 [ 139.760732][ T12] Call Trace: [ 139.760869][ T12] [ 139.760982][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 139.761188][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 139.761403][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 139.761589][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 139.761769][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 139.761942][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 139.762116][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 139.762290][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 139.762481][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 139.762670][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 139.762845][ T12] cleanup_net (net/core/net_namespace.c:702) [ 139.763047][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 139.763217][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 139.763405][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 139.763588][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 139.763772][ T12] process_one_work (kernel/workqueue.c:3314) [ 139.763948][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 139.764120][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 139.764296][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 139.764488][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 139.764676][ T12] kthread (kernel/kthread.c:436) [ 139.764820][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.765023][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.765195][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.765383][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 139.765599][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.765774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 139.765945][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.133201][ T12] ------------[ cut here ]------------ | [ 140.133849][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.134144][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.134717][ T12] Tainted: [W]=WARN [ 140.134859][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.135062][ T12] Workqueue: netns cleanup_net [ 140.135252][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.135513][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.136021][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 140.136229][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636740 RCX: 1ff4000000018ec7 [ 140.136492][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6367fc [ 140.136747][ T12] RBP: ff11000008ef1000 R08: 1fe22000016c6d01 R09: ff11000001aed1d0 [ 140.137011][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 140.137253][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 140.137522][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.137810][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.138015][ T12] CR2: 00007fc239a3a430 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.138252][ T12] PKRU: 55555554 [ 140.138407][ T12] Call Trace: [ 140.138557][ T12] [ 140.138682][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.138859][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.139006][ T12] netif_close_many (net/core/dev.c:1804) [ 140.139182][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 140.139392][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 140.139630][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 140.139837][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.140014][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.140219][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.140428][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.140618][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.140797][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.140972][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.141147][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.141326][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.141517][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.141711][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.141889][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.142064][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.142236][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.142425][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.142634][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.142812][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.142991][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.143164][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.143360][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.143550][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.143730][ T12] kthread (kernel/kthread.c:436) [ 140.143874][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.144080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.144256][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.144446][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.144672][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.144847][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.145026][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.147947][ T12] ------------[ cut here ]------------ | [ 140.148120][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.148907][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.149470][ T12] Tainted: [W]=WARN [ 140.149626][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.149825][ T12] Workqueue: netns cleanup_net [ 140.150000][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.150205][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.150754][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.150954][ T12] RAX: 00000000ffffffa6 RBX: ff110000137dfe00 RCX: 1ff4000000018eed [ 140.151179][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137dfebc [ 140.151441][ T12] RBP: ff11000008481000 R08: 1fe22000026fbfd9 R09: ff11000001aed1d0 [ 140.151688][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.151916][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.152145][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.152436][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.152674][ T12] CR2: 00007fc239a3a430 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.152939][ T12] PKRU: 55555554 [ 140.153077][ T12] Call Trace: [ 140.153219][ T12] [ 140.153362][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.153579][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.153785][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.153959][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.154131][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.154308][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.154492][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.154687][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.154863][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.155049][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.155244][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.155435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.155623][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.155797][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.155965][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.156135][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.156308][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.156491][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.156689][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.156868][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.157038][ T12] kthread (kernel/kthread.c:436) [ 140.157180][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.157395][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.157576][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.157761][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.157963][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.158135][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.158307][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.161545][ T12] ------------[ cut here ]------------ | [ 140.161723][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.162004][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.162710][ T12] Tainted: [W]=WARN [ 140.162855][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.163058][ T12] Workqueue: netns cleanup_net [ 140.163270][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.163505][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.164000][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.164203][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff4000000018eed [ 140.164444][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 140.164700][ T12] RBP: ff11000012aa1000 R08: 1fe2200001430ef9 R09: ff11000001aed1d0 [ 140.164930][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.165158][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.165402][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.165760][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.165961][ T12] CR2: 00007fc239a3a430 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.166193][ T12] PKRU: 55555554 [ 140.166334][ T12] Call Trace: [ 140.166569][ T12] [ 140.166776][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.167000][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.167201][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.167416][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.167648][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.167822][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.167994][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.168170][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.168362][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.168634][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.168813][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.169059][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.169266][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.169608][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.169801][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.169980][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.170167][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.170342][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.170536][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.170734][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.170915][ T12] kthread (kernel/kthread.c:436) [ 140.171057][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.171259][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.171447][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.171639][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.171846][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.172092][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.172266][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.177025][ T12] ------------[ cut here ]------------ | [ 140.177195][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.177496][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.178041][ T12] Tainted: [W]=WARN [ 140.178192][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.178401][ T12] Workqueue: netns cleanup_net [ 140.178590][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.178805][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.179276][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.179572][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187e00 RCX: 1ff4000000018eed [ 140.179899][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187ebc [ 140.180171][ T12] RBP: ff11000012b54000 R08: 1fe2200001430fd9 R09: ff11000001aed1d0 [ 140.180458][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.180798][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.181079][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.181399][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.181661][ T12] CR2: 00007fc239a3a430 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.181944][ T12] PKRU: 55555554 [ 140.182130][ T12] Call Trace: [ 140.182316][ T12] [ 140.182487][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.182759][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.183006][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.183224][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.183475][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.183708][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.183927][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.184146][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.184383][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.184623][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.184849][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.185071][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.185291][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.185526][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.185768][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.185987][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.186210][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.186442][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.186745][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.187009][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.187286][ T12] kthread (kernel/kthread.c:436) [ 140.187537][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.187873][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.188137][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.188445][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.188751][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.188980][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.189240][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.195072][ T12] ------------[ cut here ]------------ | [ 140.195243][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.195550][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.196088][ T12] Tainted: [W]=WARN [ 140.196235][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.197005][ T12] Workqueue: netns cleanup_net [ 140.197234][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.197504][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.198048][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.198297][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e23c0 RCX: 1ff4000000018eed [ 140.198603][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e247c [ 140.198880][ T12] RBP: ff1100000f871000 R08: 1fe2200001afc491 R09: ff11000001aed1d0 [ 140.199168][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.199455][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.199754][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.200061][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.200307][ T12] CR2: 000055f6a14da480 CR3: 0000000009a8a003 CR4: 0000000000771ef0 [ 140.200621][ T12] PKRU: 55555554 [ 140.200808][ T12] Call Trace: [ 140.200993][ T12] [ 140.201152][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.201416][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.201674][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.201891][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.202111][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.202328][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.202569][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.202798][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.203022][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.203239][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.203507][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.203742][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.203959][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.204176][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.204395][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.204579][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.204767][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.204940][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.205118][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.205297][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.205483][ T12] kthread (kernel/kthread.c:436) [ 140.205646][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.205850][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.206024][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.206198][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.206415][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.206596][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.206773][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.209530][ T12] ------------[ cut here ]------------ | [ 140.209709][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.209998][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.210552][ T12] Tainted: [W]=WARN [ 140.210711][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.210911][ T12] Workqueue: netns cleanup_net [ 140.211086][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.211319][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.211855][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.212058][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2040 RCX: 1ff4000000018eed [ 140.212320][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e20fc [ 140.212626][ T12] RBP: ff1100000a324000 R08: 1fe2200001afc421 R09: ff11000001aed1d0 [ 140.212855][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.213087][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.213371][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.213649][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.213856][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.214088][ T12] PKRU: 55555554 [ 140.214230][ T12] Call Trace: [ 140.214406][ T12] [ 140.214524][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.214750][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.214950][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.215125][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.215310][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.215528][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.215723][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.215897][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.216088][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.216279][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.216505][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.216696][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.216868][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.217041][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.217212][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.217418][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.217605][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.217786][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.217967][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.218148][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.218426][ T12] kthread (kernel/kthread.c:436) [ 140.218577][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.218790][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.218965][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.219140][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.219365][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.219569][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.219771][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.223072][ T12] ------------[ cut here ]------------ | [ 140.223252][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.224008][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.224727][ T12] Tainted: [W]=WARN [ 140.224925][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.225188][ T12] Workqueue: netns cleanup_net [ 140.225453][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.225745][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.226376][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.226667][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2200 RCX: 1ff4000000018eed [ 140.226954][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e22bc [ 140.227230][ T12] RBP: ff11000013771000 R08: 1fe2200001afc459 R09: ff11000001aed1d0 [ 140.227565][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.227850][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.228150][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.228508][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.228772][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.229054][ T12] PKRU: 55555554 [ 140.229240][ T12] Call Trace: [ 140.229459][ T12] [ 140.229641][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.229924][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.230208][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.230449][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.230715][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.230937][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.231160][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.231431][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.231695][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.231913][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.232191][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.232472][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.232771][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.233037][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.233300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.233619][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.233896][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.234165][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.234533][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.234739][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.234929][ T12] kthread (kernel/kthread.c:436) [ 140.235071][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.235322][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.235518][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.235710][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.235916][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.236090][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.236271][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.239142][ T12] ------------[ cut here ]------------ | [ 140.239335][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.240115][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.240840][ T12] Tainted: [W]=WARN [ 140.241029][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.241275][ T12] Workqueue: netns cleanup_net [ 140.241530][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.241808][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.242386][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.242691][ T12] RAX: 00000000ffffffa6 RBX: ff1100001369c580 RCX: 1ff4000000018eed [ 140.242964][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369c63c [ 140.243263][ T12] RBP: ff11000009a69000 R08: 1fe22000026d38c9 R09: ff11000001aed1d0 [ 140.243576][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.243897][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.244781][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.245087][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.245399][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.245696][ T12] PKRU: 55555554 [ 140.245880][ T12] Call Trace: [ 140.246134][ T12] [ 140.246394][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.246725][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.246946][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.247115][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.247366][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.247555][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.247743][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.247915][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.248087][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.248286][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.248498][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.248706][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.248876][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.249066][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.249235][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.249423][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.249629][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.249803][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.249982][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.250163][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.250335][ T12] kthread (kernel/kthread.c:436) [ 140.250513][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.250733][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.250906][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.251079][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.251326][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.251512][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.251699][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.254274][ T12] ------------[ cut here ]------------ | [ 140.254461][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.254782][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.255307][ T12] Tainted: [W]=WARN [ 140.255692][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.256008][ T12] Workqueue: netns cleanup_net [ 140.256279][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.256640][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.257234][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.257556][ T12] RAX: 00000000ffffffa6 RBX: ff1100001369c3c0 RCX: 1ff4000000018eed [ 140.257848][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369c47c [ 140.258120][ T12] RBP: ff11000009ae4000 R08: 1fe22000026d3891 R09: ff11000001aed1d0 [ 140.258411][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.258714][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.258992][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.259298][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.259564][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.259847][ T12] PKRU: 55555554 [ 140.260030][ T12] Call Trace: [ 140.260214][ T12] [ 140.260387][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.260651][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.260895][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.261110][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.261327][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.261564][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.261789][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.262009][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.262226][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.262457][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.262695][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.262911][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.263125][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.263341][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.263649][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.263872][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.264091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.264307][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.264549][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.264791][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.265005][ T12] kthread (kernel/kthread.c:436) [ 140.265190][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.265447][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.265677][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.265937][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.266228][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.266444][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.266626][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.269137][ T12] ------------[ cut here ]------------ | [ 140.269302][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.270403][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.271052][ T12] Tainted: [W]=WARN [ 140.271239][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.271517][ T12] Workqueue: netns cleanup_net [ 140.271758][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.272010][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.272539][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.272800][ T12] RAX: 00000000ffffffa6 RBX: ff1100001369c200 RCX: 1ff4000000018eed [ 140.273071][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369c2bc [ 140.273401][ T12] RBP: ff1100000fd6c000 R08: 1fe22000026d3859 R09: ff11000001aed1d0 [ 140.273693][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.273965][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.274240][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.274564][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.274856][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.275130][ T12] PKRU: 55555554 [ 140.275314][ T12] Call Trace: [ 140.275512][ T12] [ 140.275681][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.275931][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.276172][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.276402][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.276637][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.276852][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.277067][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.277286][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.277580][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.277847][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.278121][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.278400][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.278679][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.278943][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.279203][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.279488][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.279731][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.279897][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.280073][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.280248][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.280430][ T12] kthread (kernel/kthread.c:436) [ 140.280579][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.280787][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.280963][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.281137][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.281335][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.281519][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.281709][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.297619][ T12] ------------[ cut here ]------------ | [ 140.297804][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.298089][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.298637][ T12] Tainted: [W]=WARN [ 140.298778][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.298975][ T12] Workqueue: netns cleanup_net [ 140.299146][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.299364][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.299848][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 140.300048][ T12] RAX: 00000000ffffffa6 RBX: ff1100001369dc40 RCX: 1ff4000000018eed [ 140.300271][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369dcfc [ 140.300509][ T12] RBP: ff11000008ef1000 R08: 1fe22000026d3ba1 R09: ff11000001aed1d0 [ 140.300750][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.300975][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.301203][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.301472][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.301688][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.301943][ T12] PKRU: 55555554 [ 140.302087][ T12] Call Trace: [ 140.302226][ T12] [ 140.302367][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.302585][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.302790][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 140.302962][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 140.303132][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.303333][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 140.303518][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.303708][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 140.303880][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.304047][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.304219][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.304402][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.304579][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.304761][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.304930][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.305101][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.305276][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.305457][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.305650][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.305825][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.305994][ T12] kthread (kernel/kthread.c:436) [ 140.306135][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.306333][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.306517][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.306703][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.306901][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.307070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.307239][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.316140][ T3001] ------------[ cut here ]------------ | [ 140.316317][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.316598][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.317036][ T3001] Tainted: [W]=WARN [ 140.317136][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.317301][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.317482][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.317958][ T3001] RSP: 0018:ffa00000012ffa80 EFLAGS: 00010286 [ 140.318127][ T3001] RAX: 00000000ffffffa6 RBX: ff11000006050040 RCX: 1ff400000025ff16 [ 140.318324][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060500fc [ 140.318526][ T3001] RBP: ff1100000a3ec000 R08: 1fe2200000c0a021 R09: ff11000013738b80 [ 140.318734][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.318932][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3ec000 [ 140.319132][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.319366][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.319534][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.319746][ T3001] PKRU: 55555554 [ 140.319845][ T3001] Call Trace: [ 140.319946][ T3001] [ 140.320015][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.320148][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.320282][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.320389][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.320524][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.320697][ T3001] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.320831][ T3001] register_netdev (net/core/dev.c:11552) [ 140.320964][ T3001] loopback_net_init (drivers/net/loopback.c:218) [ 140.321097][ T3001] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 140.321232][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.321334][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.321439][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.321582][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.321716][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.321851][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.321984][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.322119][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.322252][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.322390][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.322524][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.322668][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.322802][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.322938][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.323070][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.323203][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.323334][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.323472][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.323618][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.323783][ T3001] RIP: 0033:0x7f8641948bcb [ 140.323922][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.324402][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.324614][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.324812][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.325011][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.325210][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.325432][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.329780][ T3001] ------------[ cut here ]------------ | [ 140.329921][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.330181][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.330635][ T3001] Tainted: [W]=WARN [ 140.330741][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.330908][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.331079][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.331558][ T3001] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 140.331729][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000e9ecac0 RCX: 1ff400000025fee9 [ 140.331926][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecb7c [ 140.332124][ T3001] RBP: ff11000013671000 R08: 1fe2200001d3d971 R09: ff11000013738b80 [ 140.332324][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.332529][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013671000 [ 140.332741][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.332974][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.333141][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.333342][ T3001] PKRU: 55555554 [ 140.333446][ T3001] Call Trace: [ 140.333550][ T3001] [ 140.333624][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.333757][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.333890][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.333991][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.334123][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.334288][ T3001] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.334428][ T3001] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.334567][ T3001] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.334706][ T3001] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.334840][ T3001] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.334973][ T3001] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.335107][ T3001] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.335247][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.335359][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.335460][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.335605][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.335737][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.335877][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.336010][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.336145][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.336280][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.336418][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.336555][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.336692][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.336826][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.336960][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.337099][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.337231][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.337369][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.337501][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.337644][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.337814][ T3001] RIP: 0033:0x7f8641948bcb [ 140.337952][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.338430][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.338671][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.338867][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.339065][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.339265][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.339469][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.343386][ T3001] ------------[ cut here ]------------ | [ 140.343539][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.343816][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.344266][ T3001] Tainted: [W]=WARN [ 140.344377][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.344551][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.344732][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.345215][ T3001] RSP: 0018:ffa00000012ff8f8 EFLAGS: 00010286 [ 140.345391][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000ffe1a80 RCX: 1ff400000025fee5 [ 140.345605][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1b3c [ 140.345807][ T3001] RBP: ff1100000a0cc000 R08: 1fe2200001ffc369 R09: ff11000013738b80 [ 140.346011][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.346213][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0cc000 [ 140.346422][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.346666][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.346834][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.347040][ T3001] PKRU: 55555554 [ 140.347141][ T3001] Call Trace: [ 140.347244][ T3001] [ 140.347313][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.347462][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.347608][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.347709][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.347843][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.348011][ T3001] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.348146][ T3001] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.348282][ T3001] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.348420][ T3001] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.348558][ T3001] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.348695][ T3001] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.348830][ T3001] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 140.348964][ T3001] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 140.349100][ T3001] vti_init_net (net/ipv4/ip_vti.c:517) [ 140.349234][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.349337][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.349444][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.349649][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.349787][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.349923][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.350057][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.350196][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.350330][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.350468][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.350614][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.350752][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.350887][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.351045][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.351183][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.351316][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.351457][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.351602][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.351738][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.351904][ T3001] RIP: 0033:0x7f8641948bcb [ 140.352043][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.352520][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.352730][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.352930][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.353131][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.353331][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.353548][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.357741][ T3001] ------------[ cut here ]------------ | [ 140.357899][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.358158][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.358617][ T3001] Tainted: [W]=WARN [ 140.358717][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.358883][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.359056][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.359531][ T3001] RSP: 0018:ffa00000012ffa78 EFLAGS: 00010286 [ 140.359710][ T3001] RAX: 00000000ffffffa6 RBX: ff110000060503c0 RCX: 1ff400000025ff15 [ 140.359913][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605047c [ 140.360109][ T3001] RBP: ff110000058b4000 R08: 1fe2200000c0a091 R09: ff11000013738b80 [ 140.360306][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.360508][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058b4000 [ 140.360719][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.360951][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.361118][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.361322][ T3001] PKRU: 55555554 [ 140.361429][ T3001] Call Trace: [ 140.361528][ T3001] [ 140.361609][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.361740][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.361872][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.361973][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.362107][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.362272][ T3001] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.362415][ T3001] register_netdev (net/core/dev.c:11552) [ 140.362554][ T3001] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 140.362693][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.362794][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.362895][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.363026][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.363159][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.363294][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.363433][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.363575][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.363712][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.363848][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.363981][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.364115][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.364247][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.364386][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.364519][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.364659][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.364793][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.364926][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.365058][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.365225][ T3001] RIP: 0033:0x7f8641948bcb [ 140.365365][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.365844][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.366044][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.366241][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.366442][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.366647][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.366847][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.370991][ T3001] ------------[ cut here ]------------ | [ 140.371146][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.371450][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.371900][ T3001] Tainted: [W]=WARN [ 140.372019][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.372196][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.372400][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.372884][ T3001] RSP: 0018:ffa00000012ffa68 EFLAGS: 00010286 [ 140.373051][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff400000025ff13 [ 140.373248][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 140.373450][ T3001] RBP: ff11000008dd9000 R08: 1fe22000004f15e1 R09: ff11000013738b80 [ 140.373657][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.373852][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dd9000 [ 140.374051][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.374282][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.374451][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.374658][ T3001] PKRU: 55555554 [ 140.374757][ T3001] Call Trace: [ 140.374855][ T3001] [ 140.374924][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.375058][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.375190][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.375291][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.375427][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.375601][ T3001] register_netdev (net/core/dev.c:11552) [ 140.375734][ T3001] sit_init_net (net/ipv6/sit.c:1860) [ 140.375867][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.375970][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.376068][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.376199][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.376330][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.376469][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.376612][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.376746][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.376881][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.377012][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.377144][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.377277][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.377431][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.377575][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.377709][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.377842][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.377973][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.378104][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.378261][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.378435][ T3001] RIP: 0033:0x7f8641948bcb [ 140.378609][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.379164][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.379367][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.379567][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.379768][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.379965][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.380159][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.382973][ T12] ------------[ cut here ]------------ | [ 140.383190][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 140.383527][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.384108][ T12] Tainted: [W]=WARN [ 140.384260][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.384482][ T12] Workqueue: netns cleanup_net [ 140.384682][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.384910][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.385428][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 140.385673][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b540 RCX: 1ff4000000018eaf [ 140.385908][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b5fc [ 140.386144][ T12] RBP: ff1100000f88c000 R08: 1fe22000004f16c1 R09: ff11000001aed1d0 [ 140.386402][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 140.386674][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f889000 [ 140.386913][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.387181][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.387417][ T12] CR2: 000055f6a14da480 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 140.387672][ T12] PKRU: 55555554 [ 140.387814][ T12] Call Trace: [ 140.387957][ T12] [ 140.388071][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.388250][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.388411][ T12] netif_close_many (net/core/dev.c:1804) [ 140.388596][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.388777][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.388952][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.389126][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 140.389304][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 140.389529][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 140.389757][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.389934][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.390139][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.390315][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.390499][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 140.390724][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 140.390922][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 140.391100][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.391275][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 140.391463][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 140.391658][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 140.391835][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.392008][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.392187][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.392376][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.392562][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.392745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.392921][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.393098][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.393277][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.393463][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.393665][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.393845][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.394019][ T12] kthread (kernel/kthread.c:436) [ 140.394163][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.394381][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.394564][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.394749][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.394954][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.395132][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.395329][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.397814][ T12] ------------[ cut here ]------------ | [ 140.397971][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 140.398214][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.398708][ T12] Tainted: [W]=WARN [ 140.398804][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.398961][ T12] Workqueue: netns cleanup_net [ 140.399091][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.399271][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.399771][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 140.399929][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff4000000018eaf [ 140.400114][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 140.400322][ T12] RBP: ff1100000f889000 R08: 1fe22000004f17d9 R09: ff11000001aed1d0 [ 140.400531][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 140.400728][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 140.400914][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 140.401144][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.401301][ T12] CR2: 000055f6c13d7e58 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 140.401497][ T12] PKRU: 55555554 [ 140.401603][ T12] Call Trace: [ 140.401695][ T12] [ 140.401761][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.401886][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 140.402011][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.402107][ T12] netif_close_many (net/core/dev.c:1804) [ 140.402235][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.402362][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.402487][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.402621][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 140.402746][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 140.402902][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 140.403059][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.403183][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.403342][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.403474][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.403612][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 140.403766][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 140.403891][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 140.404015][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.404139][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 140.404263][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 140.404392][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 140.404518][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.404650][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.404805][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.404932][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.405054][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.405178][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.405302][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.405439][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.405573][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.405701][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.405827][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.405956][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.406079][ T12] kthread (kernel/kthread.c:436) [ 140.406172][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.406328][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.406458][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.406590][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.406745][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.406869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.406993][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.409186][ T12] ------------[ cut here ]------------ | [ 140.409337][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 140.409609][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.410041][ T12] Tainted: [W]=WARN [ 140.410135][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.410286][ T12] Workqueue: netns cleanup_net [ 140.410418][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.410592][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.411019][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 140.411169][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f1540 RCX: 1ff4000000018ed5 [ 140.411344][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f15fc [ 140.411528][ T12] RBP: ff1100000f88c000 R08: 1fe2200001c1e2c1 R09: ff11000001aed1d0 [ 140.411711][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 140.411887][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.412093][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 140.412302][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.412485][ T12] CR2: 000055f6c13d7e58 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 140.412682][ T12] PKRU: 55555554 [ 140.412769][ T12] Call Trace: [ 140.412858][ T12] [ 140.412927][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.413097][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.413245][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.413369][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.413487][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 140.413652][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 140.413774][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.413895][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 140.414016][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 140.414138][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 140.414259][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.414384][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.414507][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.414638][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.414757][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.414879][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.415001][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.415122][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.415247][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.415372][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.415496][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.415627][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.415749][ T12] kthread (kernel/kthread.c:436) [ 140.415839][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.415989][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.416109][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.416230][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.416384][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.416504][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.416637][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.433272][ T12] ------------[ cut here ]------------ | [ 140.433431][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 140.433674][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.434115][ T12] Tainted: [W]=WARN [ 140.434205][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.434362][ T12] Workqueue: netns cleanup_net [ 140.434490][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.434661][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.435118][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 140.435270][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfe00 RCX: 1ff4000000018ed5 [ 140.435451][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfebc [ 140.435637][ T12] RBP: ff1100000f889000 R08: 1fe2200001ad7fd9 R09: ff11000001aed1d0 [ 140.435813][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 140.435990][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.436169][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 140.436381][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.436529][ T12] CR2: 000055f6c13d7e58 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 140.436715][ T12] PKRU: 55555554 [ 140.436809][ T12] Call Trace: [ 140.436898][ T12] [ 140.436961][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.437112][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.437262][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.437387][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.437505][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 140.437682][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 140.437802][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.437921][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 140.438040][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 140.438161][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 140.438283][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.438407][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.438529][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.438659][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.438776][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.438896][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.439015][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.439136][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.439259][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.439383][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.439506][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.439642][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.439760][ T12] kthread (kernel/kthread.c:436) [ 140.439849][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.439999][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.440119][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.440239][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.440392][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.440531][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.440675][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.443612][ T12] ------------[ cut here ]------------ | [ 140.443755][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 140.443988][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.444552][ T12] Tainted: [W]=WARN [ 140.444648][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.444796][ T12] Workqueue: netns cleanup_net [ 140.444920][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.445074][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.445544][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 140.445715][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a11c0 RCX: 1ff4000000018ed5 [ 140.445901][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a127c [ 140.446079][ T12] RBP: ff1100000a0c1000 R08: 1fe2200002514251 R09: ff11000001aed1d0 [ 140.446259][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 140.446442][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.446632][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 140.446840][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.446989][ T12] CR2: 000055f6c13d7e58 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 140.447189][ T12] PKRU: 55555554 [ 140.447373][ T12] Call Trace: [ 140.447504][ T12] [ 140.447637][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 140.447791][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 140.447939][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.448058][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 140.448176][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 140.448341][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 140.448465][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.448595][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 140.448713][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 140.448836][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 140.448957][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 140.449074][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.449256][ T12] cleanup_net (net/core/net_namespace.c:702) [ 140.449391][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 140.449572][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 140.449698][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.449816][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.449937][ T12] process_one_work (kernel/workqueue.c:3314) [ 140.450060][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.450178][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.450325][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.450453][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.450579][ T12] kthread (kernel/kthread.c:436) [ 140.450673][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.450821][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.450940][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.451058][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.451210][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.451395][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 140.451515][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.456573][ T3001] ------------[ cut here ]------------ | [ 140.456742][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.457002][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.457496][ T3001] Tainted: [W]=WARN [ 140.457609][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.457773][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.457944][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.458453][ T3001] RSP: 0018:ffa00000012ffa78 EFLAGS: 00010286 [ 140.458629][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000c2171c0 RCX: 1ff400000025ff15 [ 140.458826][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21727c [ 140.459024][ T3001] RBP: ff1100000ed51000 R08: 1fe2200001842e51 R09: ff11000013738b80 [ 140.459241][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.459454][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed51000 [ 140.459660][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.459893][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.460057][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.460280][ T3001] PKRU: 55555554 [ 140.460389][ T3001] Call Trace: [ 140.460505][ T3001] [ 140.460586][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.460721][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.460853][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.460953][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.461086][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.461248][ T3001] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.461389][ T3001] register_netdev (net/core/dev.c:11552) [ 140.461537][ T3001] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 140.461682][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.461782][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.461881][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.462013][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.462144][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.462290][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.462438][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.462582][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.462717][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.462848][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.462978][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.463109][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.463253][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.463400][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.463531][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.463674][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.463829][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.463961][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.464091][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.464253][ T3001] RIP: 0033:0x7f8641948bcb [ 140.464394][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.464874][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.465070][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.465279][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.465479][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.465688][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.465883][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.469774][ T3001] ------------[ cut here ]------------ | [ 140.469937][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.470194][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.470798][ T3001] Tainted: [W]=WARN [ 140.470902][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.471065][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.471267][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.471764][ T3001] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 140.471928][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000b31cac0 RCX: 1ff400000025fee9 [ 140.472122][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cb7c [ 140.472353][ T3001] RBP: ff1100000abfc000 R08: 1fe2200001663971 R09: ff11000013738b80 [ 140.472556][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.472755][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000abfc000 [ 140.472952][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.473214][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.473387][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.473618][ T3001] PKRU: 55555554 [ 140.473716][ T3001] Call Trace: [ 140.473813][ T3001] [ 140.473880][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.474012][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.474143][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.474243][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.474380][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.474577][ T3001] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.474717][ T3001] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.474848][ T3001] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.474978][ T3001] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.475110][ T3001] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.475258][ T3001] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.475397][ T3001] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.475530][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.475641][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.475740][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.475867][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.475997][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.476129][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.476262][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.476400][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.476531][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.476673][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.476802][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.476931][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.477061][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.477192][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.477320][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.477455][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.477593][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.477737][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.477884][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.478045][ T3001] RIP: 0033:0x7f8641948bcb [ 140.478180][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.478734][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.478930][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.479124][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.479343][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.479548][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.479745][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.483969][ T3001] ------------[ cut here ]------------ | [ 140.484106][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3001 | [ 140.484364][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.484807][ T3001] Tainted: [W]=WARN [ 140.484906][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.485069][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.485237][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.485824][ T3001] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 140.485988][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000fa24200 RCX: 1ff400000025fee9 [ 140.486183][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa242bc [ 140.486381][ T3001] RBP: ff1100000fd69000 R08: 1fe2200001f44859 R09: ff11000013738b80 [ 140.486619][ T3001] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.486815][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd69000 [ 140.487012][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.487244][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.487412][ T3001] CR2: 00007f86419ff493 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.487618][ T3001] PKRU: 55555554 [ 140.487715][ T3001] Call Trace: [ 140.487813][ T3001] [ 140.487907][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.488074][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.488214][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.488330][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.488469][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.488644][ T3001] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.488777][ T3001] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.488909][ T3001] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.489039][ T3001] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.489170][ T3001] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.489304][ T3001] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.489441][ T3001] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.489584][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.489687][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.489804][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.489934][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.490065][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.490198][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.490330][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.490470][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.490633][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.490766][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.490896][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.491028][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.491158][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.491293][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.491428][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.491564][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.491701][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.491831][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.491962][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.492135][ T3001] RIP: 0033:0x7f8641948bcb [ 140.492269][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.492753][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.492950][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.493143][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.493340][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.493546][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.493744][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.513565][ T3001] ------------[ cut here ]------------ | [ 140.513745][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3001 | [ 140.514006][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.514497][ T3001] Tainted: [W]=WARN [ 140.514651][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.514816][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.514990][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.515511][ T3001] RSP: 0018:ffa00000012ff918 EFLAGS: 00010286 [ 140.515711][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000c17a3c0 RCX: 1ff400000025fee9 [ 140.515908][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17a47c [ 140.516104][ T3001] RBP: ff11000001ecc000 R08: 1fe220000182f491 R09: ff11000013738b80 [ 140.517063][ T3001] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 140.517265][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ecc000 [ 140.517476][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 140.517721][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.517890][ T3001] CR2: 000055f6c13d7e58 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.518090][ T3001] PKRU: 55555554 [ 140.518189][ T3001] Call Trace: [ 140.518289][ T3001] [ 140.518385][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.518538][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.518691][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.518792][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.518926][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.519088][ T3001] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.519221][ T3001] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.519358][ T3001] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.519490][ T3001] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.519629][ T3001] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.519762][ T3001] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.520261][ T3001] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.520397][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.520510][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.520622][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.520753][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.520884][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.521018][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.521339][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.521479][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.521622][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.521753][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.521918][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.522054][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.522187][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.522322][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.522457][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.522600][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.522745][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.522876][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.523007][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.523170][ T3001] RIP: 0033:0x7f8641948bcb [ 140.523334][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.523843][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.524043][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.524242][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.524444][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.524650][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.524847][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.530287][ T3001] ------------[ cut here ]------------ | [ 140.530438][ T3001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3001 | [ 140.530722][ T3001] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.531193][ T3001] Tainted: [W]=WARN [ 140.531299][ T3001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.532032][ T3001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.532228][ T3001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.532810][ T3001] RSP: 0018:ffa00000012ffa70 EFLAGS: 00010286 [ 140.532981][ T3001] RAX: 00000000ffffffa6 RBX: ff1100000a2ecc80 RCX: 1ff400000025ff14 [ 140.533181][ T3001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ecd3c [ 140.533444][ T3001] RBP: ff1100000a3a4000 R08: 1fe220000145d9a9 R09: ff11000013738b80 [ 140.533713][ T3001] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 140.533914][ T3001] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3a4000 [ 140.534116][ T3001] FS: 00007f8641686840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 140.534411][ T3001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.534591][ T3001] CR2: 000055f6c13d7e58 CR3: 00000000096d7006 CR4: 0000000000771ef0 [ 140.534798][ T3001] PKRU: 55555554 [ 140.534903][ T3001] Call Trace: [ 140.535003][ T3001] [ 140.535072][ T3001] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.535206][ T3001] ? notifier_call_chain (kernel/notifier.c:85) [ 140.535342][ T3001] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.535503][ T3001] register_netdevice (net/core/dev.c:11488) [ 140.535649][ T3001] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.536331][ T3001] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.536533][ T3001] register_netdev (net/core/dev.c:11552) [ 140.536678][ T3001] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 140.536824][ T3001] ops_init (net/core/net_namespace.c:137) [ 140.536929][ T3001] setup_net (net/core/net_namespace.c:446) [ 140.537036][ T3001] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.537169][ T3001] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.537304][ T3001] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.537508][ T3001] copy_net_ns (net/core/net_namespace.c:579) [ 140.537659][ T3001] create_new_namespaces (kernel/nsproxy.c:132) [ 140.537802][ T3001] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.537943][ T3001] ksys_unshare (kernel/fork.c:3243) [ 140.538780][ T3001] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.538920][ T3001] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.539068][ T3001] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.539213][ T3001] ? __ia32_sys_open (fs/open.c:1374) [ 140.539415][ T3001] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.539595][ T3001] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.539747][ T3001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.539884][ T3001] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.540021][ T3001] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.540155][ T3001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.540323][ T3001] RIP: 0033:0x7f8641948bcb [ 140.540524][ T3001] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.541020][ T3001] RSP: 002b:00007ffc9edd0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.541225][ T3001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8641948bcb [ 140.541483][ T3001] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.541694][ T3001] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.541896][ T3001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9edd2e30 [ 140.542136][ T3001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9edd4877 | [ 140.573546][ T3002] ------------[ cut here ]------------ | [ 140.573704][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3002 | [ 140.573973][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.574426][ T3002] Tainted: [W]=WARN [ 140.574527][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.574706][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.574882][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.575362][ T3002] RSP: 0018:ffa000000147fa80 EFLAGS: 00010286 [ 140.575530][ T3002] RAX: 00000000ffffffa6 RBX: ff1100000e9ad540 RCX: 1ff400000028ff16 [ 140.575746][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ad5fc [ 140.575944][ T3002] RBP: ff1100000eee9000 R08: 1fe2200001d35ac1 R09: ff1100001373ae80 [ 140.576142][ T3002] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 140.576340][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eee9000 [ 140.576554][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 140.576808][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.576974][ T3002] CR2: 00007f05fcb87430 CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.577175][ T3002] PKRU: 55555554 [ 140.577275][ T3002] Call Trace: [ 140.577382][ T3002] [ 140.577452][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.577663][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.577796][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.577897][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.578031][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.578197][ T3002] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.578331][ T3002] register_netdev (net/core/dev.c:11552) [ 140.578469][ T3002] loopback_net_init (drivers/net/loopback.c:218) [ 140.578616][ T3002] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 140.578749][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.578852][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.578953][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.579085][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.579218][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.579359][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.579494][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.579643][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.579776][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.579909][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.580043][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.580175][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.580309][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.580452][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.580593][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.580727][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.580858][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.580990][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.581123][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.581288][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.581430][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.581915][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.582115][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.582315][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.582518][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.582724][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.582922][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.598896][ T3002] ------------[ cut here ]------------ | [ 140.599053][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3002 | [ 140.599311][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.599763][ T3002] Tainted: [W]=WARN [ 140.599862][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.600026][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.600203][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.600685][ T3002] RSP: 0018:ffa000000147f918 EFLAGS: 00010286 [ 140.600851][ T3002] RAX: 00000000ffffffa6 RBX: ff11000008e70040 RCX: 1ff400000028fee9 [ 140.601046][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e700fc [ 140.601243][ T3002] RBP: ff11000006129000 R08: 1fe22000011ce021 R09: ff1100001373ae80 [ 140.601563][ T3002] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 140.601763][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006129000 [ 140.601959][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 140.602185][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.602358][ T3002] CR2: 00007f05fcb87430 CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.602567][ T3002] PKRU: 55555554 [ 140.602671][ T3002] Call Trace: [ 140.602768][ T3002] [ 140.602840][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.602970][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.603107][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.603212][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.603345][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.603513][ T3002] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.603657][ T3002] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.603788][ T3002] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.603921][ T3002] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.604052][ T3002] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.604207][ T3002] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.604340][ T3002] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.604482][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.604593][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.604691][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.604820][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.604951][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.605083][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.605216][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.605356][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.605487][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.605625][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.605766][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.605898][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.606028][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.606160][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.606291][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.606425][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.606559][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.606693][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.606823][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.606985][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.607122][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.607598][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.607796][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.607992][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.608187][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.608388][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.608592][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.612502][ T3002] ------------[ cut here ]------------ | [ 140.612652][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3002 | [ 140.612928][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.613598][ T3002] Tainted: [W]=WARN [ 140.613707][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.613879][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.614068][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.614594][ T3002] RSP: 0018:ffa000000147f8f8 EFLAGS: 00010286 [ 140.614773][ T3002] RAX: 00000000ffffffa6 RBX: ff1100000c33d000 RCX: 1ff400000028fee5 [ 140.614990][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c33d0bc [ 140.615210][ T3002] RBP: ff110000101f1000 R08: 1fe2200001867a19 R09: ff1100001373ae80 [ 140.615431][ T3002] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 140.615659][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101f1000 [ 140.615864][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 140.616106][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.616293][ T3002] CR2: 00007f05fcb87430 CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.616501][ T3002] PKRU: 55555554 [ 140.616626][ T3002] Call Trace: [ 140.616728][ T3002] [ 140.616798][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.616935][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.617071][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.617184][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.617323][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.617499][ T3002] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.617648][ T3002] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.617784][ T3002] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.617920][ T3002] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.618073][ T3002] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.618224][ T3002] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.618366][ T3002] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 140.618514][ T3002] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 140.618662][ T3002] vti_init_net (net/ipv4/ip_vti.c:517) [ 140.618797][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.618903][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.619006][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.619142][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.619280][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.619425][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.619570][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.619720][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.619858][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.619995][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.620132][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.620392][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.620546][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.620706][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.620842][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.620979][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.621115][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.621252][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.621394][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.621570][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.621725][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.622262][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.622484][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.622704][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.622909][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.623115][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.623326][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.629055][ T3002] ------------[ cut here ]------------ | [ 140.629246][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3002 | [ 140.629520][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.629983][ T3002] Tainted: [W]=WARN [ 140.630086][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.630255][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.630510][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.631016][ T3002] RSP: 0018:ffa000000147fa78 EFLAGS: 00010286 [ 140.631184][ T3002] RAX: 00000000ffffffa6 RBX: ff1100000c33c200 RCX: 1ff400000028ff15 [ 140.631441][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c33c2bc [ 140.631710][ T3002] RBP: ff11000012a29000 R08: 1fe2200001867859 R09: ff1100001373ae80 [ 140.631908][ T3002] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 140.632107][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a29000 [ 140.632308][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 140.632625][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.632812][ T3002] CR2: 00007f05fcb87430 CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.633018][ T3002] PKRU: 55555554 [ 140.633118][ T3002] Call Trace: [ 140.633218][ T3002] [ 140.633287][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.633477][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.633624][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.633728][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.633863][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.634030][ T3002] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.634167][ T3002] register_netdev (net/core/dev.c:11552) [ 140.634299][ T3002] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 140.634504][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.634633][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.634734][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.634866][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.635001][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.635137][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.635271][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.635466][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.635613][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.635747][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.635879][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.636016][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.636150][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.636286][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.636477][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.636630][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.636764][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.636898][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.637032][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.637206][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.637345][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.637885][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.638087][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.638288][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.638558][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.638759][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.639136][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.650073][ T3002] ------------[ cut here ]------------ | [ 140.650297][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3002 | [ 140.650678][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.651260][ T3002] Tainted: [W]=WARN [ 140.651427][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.651759][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.652022][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.652604][ T3002] RSP: 0018:ffa000000147fa68 EFLAGS: 00010286 [ 140.652855][ T3002] RAX: 00000000ffffffa6 RBX: ff11000008e71c40 RCX: 1ff400000028ff13 [ 140.653107][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e71cfc [ 140.653383][ T3002] RBP: ff1100000e821000 R08: 1fe22000011ce3a1 R09: ff1100001373ae80 [ 140.653658][ T3002] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.653923][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e821000 [ 140.654358][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.654695][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.655036][ T3002] CR2: 00007f8641753574 CR3: 000000000cec2005 CR4: 0000000000771ef0 [ 140.655290][ T3002] PKRU: 55555554 [ 140.655455][ T3002] Call Trace: [ 140.655632][ T3002] [ 140.655770][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.655958][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.656147][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.656306][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.656593][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.656838][ T3002] register_netdev (net/core/dev.c:11552) [ 140.657039][ T3002] sit_init_net (net/ipv6/sit.c:1860) [ 140.657242][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.657415][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.657579][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.657775][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.658000][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.658191][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.658398][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.658612][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.658801][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.658988][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.659199][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.659407][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.659613][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.660131][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.660331][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.660533][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.660744][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.661025][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.661222][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.661457][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.662074][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.662631][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.662889][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.663142][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.663402][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.663671][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.663925][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.669360][ T3002] ------------[ cut here ]------------ | [ 140.669503][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3002 | [ 140.669778][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.670223][ T3002] Tainted: [W]=WARN [ 140.670325][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.670497][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.670683][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.671157][ T3002] RSP: 0018:ffa000000147fa78 EFLAGS: 00010286 [ 140.671379][ T3002] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff400000028ff15 [ 140.671591][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 140.671793][ T3002] RBP: ff1100000b001000 R08: 1fe220000051fd01 R09: ff1100001373ae80 [ 140.671991][ T3002] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 140.672192][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b001000 [ 140.672397][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 140.672644][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.672812][ T3002] CR2: 00007f05fcb87430 CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.673011][ T3002] PKRU: 55555554 [ 140.673112][ T3002] Call Trace: [ 140.673212][ T3002] [ 140.673281][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.673422][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.673566][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.673674][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.673810][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.673976][ T3002] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.674113][ T3002] register_netdev (net/core/dev.c:11552) [ 140.674247][ T3002] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 140.674388][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.674514][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.674628][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.674760][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.674893][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.675028][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.675163][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.675300][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.675441][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.675586][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.675721][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.675874][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.676010][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.676145][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.676305][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.676450][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.676595][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.676747][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.676884][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.677049][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.677190][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.677679][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.677884][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.678088][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.678287][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.678491][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.678698][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.683038][ T3002] ------------[ cut here ]------------ | [ 140.683192][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3002 | [ 140.683555][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.684003][ T3002] Tainted: [W]=WARN [ 140.684105][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.684270][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.684509][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.685012][ T3002] RSP: 0018:ffa000000147f918 EFLAGS: 00010286 [ 140.685178][ T3002] RAX: 00000000ffffffa6 RBX: ff1100000505c200 RCX: 1ff400000028fee9 [ 140.685385][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000505c2bc [ 140.685653][ T3002] RBP: ff11000010064000 R08: 1fe2200000a0b859 R09: ff1100001373ae80 [ 140.685849][ T3002] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 140.686507][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010064000 [ 140.686746][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 140.687004][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.687168][ T3002] CR2: 00007f05fcb87430 CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.687374][ T3002] PKRU: 55555554 [ 140.687556][ T3002] Call Trace: [ 140.687663][ T3002] [ 140.687732][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.687863][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.687996][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.688098][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.688232][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.688446][ T3002] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.688618][ T3002] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.688752][ T3002] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.688885][ T3002] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.689019][ T3002] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.689152][ T3002] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.689287][ T3002] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.689973][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.690087][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.690188][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.690321][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.690525][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.690675][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.690808][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.690942][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.691077][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.691210][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.691341][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.691565][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.691706][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.691839][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.691999][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.692191][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.692323][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.692547][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.692703][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.692865][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.693003][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.693570][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.693778][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.693974][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.694170][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.694426][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.694653][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.699223][ T3002] ------------[ cut here ]------------ | [ 140.699434][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3002 | [ 140.699729][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.700170][ T3002] Tainted: [W]=WARN [ 140.700270][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.700473][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.700660][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.701134][ T3002] RSP: 0018:ffa000000147f918 EFLAGS: 00010286 [ 140.701300][ T3002] RAX: 00000000ffffffa6 RBX: ff1100000bb84040 RCX: 1ff400000028fee9 [ 140.701554][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb840fc [ 140.701757][ T3002] RBP: ff1100000fb49000 R08: 1fe2200001770821 R09: ff1100001373ae80 [ 140.701955][ T3002] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.702151][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb49000 [ 140.702355][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.702629][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.702795][ T3002] CR2: 000055f6a15ced5c CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.702997][ T3002] PKRU: 55555554 [ 140.703095][ T3002] Call Trace: [ 140.703193][ T3002] [ 140.703262][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.703404][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.703559][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.703662][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.703797][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.703962][ T3002] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.704095][ T3002] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.704229][ T3002] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.704392][ T3002] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.704556][ T3002] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.704693][ T3002] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.704828][ T3002] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.704961][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.705062][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.705162][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.705293][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.705433][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.705573][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.705711][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.705848][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.705981][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.706112][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.706245][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.706383][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.706563][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.706701][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.706864][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.706998][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.707132][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.707265][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.707408][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.707597][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.707749][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.708232][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.708476][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.708689][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.708888][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.709084][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.709290][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.713786][ T3002] ------------[ cut here ]------------ | [ 140.713939][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3002 | [ 140.714203][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.714686][ T3002] Tainted: [W]=WARN [ 140.714786][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.714950][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.715120][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.715635][ T3002] RSP: 0018:ffa000000147f918 EFLAGS: 00010286 [ 140.715801][ T3002] RAX: 00000000ffffffa6 RBX: ff1100000fa24ac0 RCX: 1ff400000028fee9 [ 140.715998][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa24b7c [ 140.716194][ T3002] RBP: ff110000134cc000 R08: 1fe2200001f44971 R09: ff1100001373ae80 [ 140.716404][ T3002] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.716612][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134cc000 [ 140.716810][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.717039][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.717206][ T3002] CR2: 000055f6a15ced5c CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.717512][ T3002] PKRU: 55555554 [ 140.717632][ T3002] Call Trace: [ 140.717731][ T3002] [ 140.717799][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.717932][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.718089][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.718194][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.718328][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.718501][ T3002] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.718648][ T3002] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 140.718780][ T3002] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 140.718912][ T3002] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 140.719046][ T3002] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 140.719179][ T3002] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 140.719313][ T3002] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 140.719477][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.719594][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.719693][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.719824][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.719957][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.720092][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.720225][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.720364][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.720530][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.720674][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.720804][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.720935][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.721070][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.721204][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.721336][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.721510][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.721658][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.721791][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.721922][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.722085][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.722229][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.722746][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.722943][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.723139][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.723335][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.723583][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.723783][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.728250][ T3002] ------------[ cut here ]------------ | [ 140.728938][ T3002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3002 | [ 140.729216][ T3002] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.729783][ T3002] Tainted: [W]=WARN [ 140.729884][ T3002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.730051][ T3002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.730225][ T3002] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.730772][ T3002] RSP: 0018:ffa000000147fa70 EFLAGS: 00010286 [ 140.730941][ T3002] RAX: 00000000ffffffa6 RBX: ff1100000505de00 RCX: 1ff400000028ff14 [ 140.731139][ T3002] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000505debc [ 140.731340][ T3002] RBP: ff110000135b1000 R08: 1fe2200000a0bbd9 R09: ff1100001373ae80 [ 140.731656][ T3002] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 140.731856][ T3002] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000135b1000 [ 140.732058][ T3002] FS: 00007f05fc980840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.732295][ T3002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.732526][ T3002] CR2: 000055f6a15ced5c CR3: 000000000cec2002 CR4: 0000000000771ef0 [ 140.732743][ T3002] PKRU: 55555554 [ 140.732842][ T3002] Call Trace: [ 140.732941][ T3002] [ 140.733010][ T3002] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.733145][ T3002] ? notifier_call_chain (kernel/notifier.c:85) [ 140.733283][ T3002] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.733441][ T3002] register_netdevice (net/core/dev.c:11488) [ 140.733610][ T3002] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 140.733779][ T3002] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.733913][ T3002] register_netdev (net/core/dev.c:11552) [ 140.734048][ T3002] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 140.734183][ T3002] ops_init (net/core/net_namespace.c:137) [ 140.734309][ T3002] setup_net (net/core/net_namespace.c:446) [ 140.734491][ T3002] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 140.734647][ T3002] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 140.734783][ T3002] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 140.734918][ T3002] copy_net_ns (net/core/net_namespace.c:579) [ 140.735053][ T3002] create_new_namespaces (kernel/nsproxy.c:132) [ 140.735189][ T3002] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 140.735325][ T3002] ksys_unshare (kernel/fork.c:3243) [ 140.735530][ T3002] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.735693][ T3002] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 140.735837][ T3002] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 140.735973][ T3002] ? __ia32_sys_open (fs/open.c:1374) [ 140.736108][ T3002] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 140.736242][ T3002] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 140.736433][ T3002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.736594][ T3002] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.736728][ T3002] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.736861][ T3002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.737027][ T3002] RIP: 0033:0x7f05fcc42bcb [ 140.737166][ T3002] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.737748][ T3002] RSP: 002b:00007ffced4fe858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 140.737949][ T3002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05fcc42bcb [ 140.738146][ T3002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 140.738344][ T3002] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 140.738628][ T3002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffced500a80 [ 140.738827][ T3002] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffced502877 | [ 140.777336][ T3003] ------------[ cut here ]------------ | [ 140.777517][ T3003] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3003 | [ 140.777797][ T3003] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.778256][ T3003] Tainted: [W]=WARN [ 140.778363][ T3003] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.778536][ T3003] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.778728][ T3003] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.779220][ T3003] RSP: 0018:ffa000000133ee30 EFLAGS: 00010286 [ 140.779426][ T3003] RAX: 00000000ffffffa6 RBX: ff1100000c17b1c0 RCX: 1ff4000000267d8c [ 140.779653][ T3003] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17b27c [ 140.779858][ T3003] RBP: ff1100000ef49000 R08: 1fe220000182f651 R09: ff1100001373d180 [ 140.780061][ T3003] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 140.780266][ T3003] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ed3c08 [ 140.780571][ T3003] FS: 00007f7d5799f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 140.780817][ T3003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.780989][ T3003] CR2: 000000000042ebe0 CR3: 00000000096d7002 CR4: 0000000000771ef0 [ 140.781197][ T3003] PKRU: 55555554 [ 140.781301][ T3003] Call Trace: [ 140.781486][ T3003] [ 140.781564][ T3003] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.781742][ T3003] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.781937][ T3003] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.782041][ T3003] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 140.782179][ T3003] __dev_notify_flags (net/core/dev.c:9787) [ 140.782317][ T3003] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 140.782520][ T3003] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 140.782667][ T3003] ? netif_change_name (net/core/dev.c:1495) [ 140.782803][ T3003] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 140.782940][ T3003] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 140.783076][ T3003] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 140.783216][ T3003] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.783421][ T3003] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.783568][ T3003] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 140.783713][ T3003] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 140.783849][ T3003] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 140.783984][ T3003] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 140.784121][ T3003] veth_newlink (drivers/net/veth.c:1871) [ 140.784258][ T3003] ? veth_poll_controller (drivers/net/veth.c:1470) [ 140.784444][ T3003] ? kasan_save_stack (mm/kasan/common.c:57) [ 140.784592][ T3003] ? kasan_save_track (mm/kasan/common.c:78) [ 140.784732][ T3003] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 140.784884][ T3003] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 140.785053][ T3003] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 140.785193][ T3003] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 140.785329][ T3003] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.785473][ T3003] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 140.785623][ T3003] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 140.785763][ T3003] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 140.785899][ T3003] ? __dev_get_by_name (net/core/dev.c:883) [ 140.786034][ T3003] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 140.786178][ T3003] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 140.786318][ T3003] rtnl_newlink (net/core/rtnetlink.c:4150) [ 140.786463][ T3003] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.786613][ T3003] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.786792][ T3003] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.786931][ T3003] ? mark_usage (kernel/locking/lockdep.c:4674) [ 140.787083][ T3003] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.787223][ T3003] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.787363][ T3003] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.787503][ T3003] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 140.787653][ T3003] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.787790][ T3003] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.787929][ T3003] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.788076][ T3003] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.788213][ T3003] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.788356][ T3003] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 140.788492][ T3003] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.788643][ T3003] ? netlink_ack (./include/linux/skbuff.h:2718) [ 140.788782][ T3003] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 140.788918][ T3003] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 140.789058][ T3003] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.789197][ T3003] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.789334][ T3003] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.789478][ T3003] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 140.789628][ T3003] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.789769][ T3003] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 140.789910][ T3003] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 140.790050][ T3003] ? copy_msghdr_from_user (net/socket.c:2635) [ 140.790188][ T3003] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 140.790361][ T3003] ? move_addr_to_kernel (net/socket.c:258) [ 140.790504][ T3003] ___sys_sendmsg (net/socket.c:2752) [ 140.790653][ T3003] ? copy_msghdr_from_user (net/socket.c:2603) [ 140.790795][ T3003] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.790971][ T3003] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 140.791111][ T3003] __sys_sendmsg (net/socket.c:2784) [ 140.791249][ T3003] ? __sys_sendmsg_sock (net/socket.c:2765) [ 140.791424][ T3003] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 140.791593][ T3003] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.791737][ T3003] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.791876][ T3003] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.792019][ T3003] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.792155][ T3003] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.792327][ T3003] RIP: 0033:0x7f7d57bd908e [ 140.792477][ T3003] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 140.792994][ T3003] RSP: 002b:00007fffad266190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 140.793201][ T3003] RAX: ffffffffffffffda RBX: 00007fffad266940 RCX: 00007f7d57bd908e [ 140.793410][ T3003] RDX: 0000000000000000 RSI: 00007fffad266240 RDI: 0000000000000005 [ 140.793626][ T3003] RBP: 00007fffad2661a0 R08: 0000000000000000 R09: 0000000000000000 [ 140.794012][ T3003] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03e [ 140.794216][ T3003] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffad266900 | [ 140.803626][ T3003] ------------[ cut here ]------------ | [ 140.803865][ T3003] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3003 | [ 140.804209][ T3003] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.804798][ T3003] Tainted: [W]=WARN [ 140.804954][ T3003] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.805194][ T3003] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.805438][ T3003] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.806030][ T3003] RSP: 0018:ffa000000133f1b0 EFLAGS: 00010286 [ 140.806252][ T3003] RAX: 00000000ffffffa6 RBX: ff1100000cb4be00 RCX: 1ff4000000267dfc [ 140.806532][ T3003] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb4bebc [ 140.806805][ T3003] RBP: ff1100000b859000 R08: 1fe22000019697d9 R09: ff1100001373d180 [ 140.807055][ T3003] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 140.807309][ T3003] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 140.807587][ T3003] FS: 00007f7d5799f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.807885][ T3003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.808106][ T3003] CR2: 00007f8641753574 CR3: 00000000096d7001 CR4: 0000000000771ef0 [ 140.808379][ T3003] PKRU: 55555554 [ 140.808531][ T3003] Call Trace: [ 140.808704][ T3003] [ 140.808825][ T3003] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.809017][ T3003] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.809173][ T3003] __dev_notify_flags (net/core/dev.c:9787) [ 140.809375][ T3003] ? netif_change_name (net/core/dev.c:1495) [ 140.809580][ T3003] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 140.809778][ T3003] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 140.809968][ T3003] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 140.810158][ T3003] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 140.810366][ T3003] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 140.810573][ T3003] ? __dev_get_by_name (net/core/dev.c:883) [ 140.810772][ T3003] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 140.810967][ T3003] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 140.811161][ T3003] rtnl_newlink (net/core/rtnetlink.c:4150) [ 140.811365][ T3003] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.811558][ T3003] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.811758][ T3003] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.811945][ T3003] ? mark_usage (kernel/locking/lockdep.c:4674) [ 140.812133][ T3003] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.812325][ T3003] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.812528][ T3003] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.812737][ T3003] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 140.812925][ T3003] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.813112][ T3003] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.813303][ T3003] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.813508][ T3003] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.813712][ T3003] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.813902][ T3003] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 140.814088][ T3003] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.814277][ T3003] ? netlink_ack (./include/linux/skbuff.h:2718) [ 140.814490][ T3003] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 140.814699][ T3003] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 140.814893][ T3003] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.815081][ T3003] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.815269][ T3003] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.815472][ T3003] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 140.815684][ T3003] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.815875][ T3003] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 140.816065][ T3003] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 140.816258][ T3003] ? copy_msghdr_from_user (net/socket.c:2635) [ 140.816460][ T3003] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 140.816709][ T3003] ? move_addr_to_kernel (net/socket.c:258) [ 140.816903][ T3003] ___sys_sendmsg (net/socket.c:2752) [ 140.817092][ T3003] ? copy_msghdr_from_user (net/socket.c:2603) [ 140.817286][ T3003] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.817525][ T3003] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 140.817740][ T3003] __sys_sendmsg (net/socket.c:2784) [ 140.817932][ T3003] ? __sys_sendmsg_sock (net/socket.c:2765) [ 140.818124][ T3003] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 140.818310][ T3003] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.818511][ T3003] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.818716][ T3003] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.818905][ T3003] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.819093][ T3003] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.819329][ T3003] RIP: 0033:0x7f7d57bd908e [ 140.819548][ T3003] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 140.820089][ T3003] RSP: 002b:00007fffad266190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 140.820364][ T3003] RAX: ffffffffffffffda RBX: 00007fffad266940 RCX: 00007f7d57bd908e [ 140.820630][ T3003] RDX: 0000000000000000 RSI: 00007fffad266240 RDI: 0000000000000005 [ 140.820884][ T3003] RBP: 00007fffad2661a0 R08: 0000000000000000 R09: 0000000000000000 [ 140.821137][ T3003] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03e [ 140.821402][ T3003] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffad266900 | [ 140.853889][ T3004] ------------[ cut here ]------------ | [ 140.854066][ T3004] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3004 | [ 140.854326][ T3004] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.854785][ T3004] Tainted: [W]=WARN [ 140.854883][ T3004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.855047][ T3004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.855219][ T3004] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.855705][ T3004] RSP: 0018:ffa000000148f020 EFLAGS: 00010286 [ 140.855871][ T3004] RAX: 00000000ffffffa6 RBX: ff1100000fa298c0 RCX: 1ff4000000291dca [ 140.856071][ T3004] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2997c [ 140.856266][ T3004] RBP: ff1100000b859000 R08: 1fe2200001f45331 R09: ff11000009850b58 [ 140.856467][ T3004] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 140.856672][ T3004] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 140.856868][ T3004] FS: 00007f862f1ae840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 140.857097][ T3004] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.857263][ T3004] CR2: 000000000f940988 CR3: 000000000cec2005 CR4: 0000000000771ef0 [ 140.857470][ T3004] PKRU: 55555554 [ 140.857573][ T3004] Call Trace: [ 140.857677][ T3004] [ 140.857744][ T3004] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.857878][ T3004] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.857978][ T3004] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 140.858111][ T3004] __dev_notify_flags (net/core/dev.c:9787) [ 140.858246][ T3004] ? netif_change_name (net/core/dev.c:1495) [ 140.858384][ T3004] ? __dev_change_flags (net/core/dev.c:9752) [ 140.858517][ T3004] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 140.858656][ T3004] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.858794][ T3004] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 140.858927][ T3004] netif_change_flags (net/core/dev.c:9820) [ 140.859057][ T3004] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 140.859188][ T3004] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 140.859325][ T3004] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 140.860151][ T3004] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 140.860317][ T3004] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 140.860454][ T3004] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.860593][ T3004] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 140.860728][ T3004] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 140.860860][ T3004] ? __kernel_text_address (kernel/extable.c:79) [ 140.860991][ T3004] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.861124][ T3004] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.861257][ T3004] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 140.861396][ T3004] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.861531][ T3004] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.861672][ T3004] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.861802][ T3004] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.861934][ T3004] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 140.862066][ T3004] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 140.862200][ T3004] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 140.862330][ T3004] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 140.862470][ T3004] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 140.862615][ T3004] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 140.862749][ T3004] rtnl_newlink (net/core/rtnetlink.c:4150) [ 140.862880][ T3004] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.863011][ T3004] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.863142][ T3004] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.863273][ T3004] ? mark_usage (kernel/locking/lockdep.c:4674) [ 140.863409][ T3004] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.863549][ T3004] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.863685][ T3004] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.863815][ T3004] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.863946][ T3004] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.864079][ T3004] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.864212][ T3004] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 140.864343][ T3004] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.864479][ T3004] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.864619][ T3004] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.864751][ T3004] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.864881][ T3004] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.865013][ T3004] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 140.865142][ T3004] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.865273][ T3004] ? netlink_ack (./include/linux/skbuff.h:2718) [ 140.865413][ T3004] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 140.865547][ T3004] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 140.865687][ T3004] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.865820][ T3004] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.865953][ T3004] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.866089][ T3004] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 140.866221][ T3004] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.866360][ T3004] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 140.866493][ T3004] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 140.866636][ T3004] ? copy_msghdr_from_user (net/socket.c:2635) [ 140.866768][ T3004] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 140.866929][ T3004] ? move_addr_to_kernel (net/socket.c:258) [ 140.867061][ T3004] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 140.867197][ T3004] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.867334][ T3004] ___sys_sendmsg (net/socket.c:2752) [ 140.867475][ T3004] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 140.867646][ T3004] ? copy_msghdr_from_user (net/socket.c:2603) [ 140.867788][ T3004] __sys_sendmsg (net/socket.c:2784) [ 140.867921][ T3004] ? __sys_sendmsg_sock (net/socket.c:2765) [ 140.868051][ T3004] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 140.868218][ T3004] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 140.868353][ T3004] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.868484][ T3004] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.868623][ T3004] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.868754][ T3004] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.868884][ T3004] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.869045][ T3004] RIP: 0033:0x7f862f3e808e [ 140.869204][ T3004] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 140.869687][ T3004] RSP: 002b:00007ffc1619c320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 140.869885][ T3004] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f862f3e808e [ 140.870079][ T3004] RDX: 0000000000000000 RSI: 00007ffc1619c3d0 RDI: 0000000000000005 [ 140.870274][ T3004] RBP: 00007ffc1619c330 R08: 0000000000000000 R09: 0000000000000000 [ 140.870473][ T3004] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 140.870676][ T3004] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1619caa0 | [ 140.906180][ T3005] ------------[ cut here ]------------ | [ 140.906356][ T3005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3005 | [ 140.906747][ T3005] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.907187][ T3005] Tainted: [W]=WARN [ 140.907287][ T3005] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.907458][ T3005] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.907641][ T3005] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.908105][ T3005] RSP: 0018:ffa000000149f020 EFLAGS: 00010286 [ 140.908270][ T3005] RAX: 00000000ffffffa6 RBX: ff1100000996e900 RCX: 1ff4000000293dca [ 140.908478][ T3005] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996e9bc [ 140.908683][ T3005] RBP: ff1100000ef49000 R08: 1fe220000132dd39 R09: ff11000009852e58 [ 140.908880][ T3005] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 140.909075][ T3005] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 140.909271][ T3005] FS: 00007f5536b37840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.909509][ T3005] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.909685][ T3005] CR2: 000000002945e988 CR3: 000000000cec2003 CR4: 0000000000771ef0 [ 140.909885][ T3005] PKRU: 55555554 [ 140.909984][ T3005] Call Trace: [ 140.910117][ T3005] [ 140.910187][ T3005] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.910323][ T3005] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.910429][ T3005] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 140.910568][ T3005] __dev_notify_flags (net/core/dev.c:9787) [ 140.910711][ T3005] ? netif_change_name (net/core/dev.c:1495) [ 140.910841][ T3005] ? __dev_change_flags (net/core/dev.c:9752) [ 140.910973][ T3005] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 140.911106][ T3005] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.911238][ T3005] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 140.911388][ T3005] netif_change_flags (net/core/dev.c:9820) [ 140.911521][ T3005] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 140.911663][ T3005] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 140.911797][ T3005] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 140.911930][ T3005] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 140.912095][ T3005] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 140.912229][ T3005] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.912364][ T3005] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 140.912500][ T3005] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 140.912644][ T3005] ? __kernel_text_address (kernel/extable.c:79) [ 140.912776][ T3005] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.912910][ T3005] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.913041][ T3005] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 140.913173][ T3005] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.913306][ T3005] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 140.913442][ T3005] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.913584][ T3005] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.913717][ T3005] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 140.913847][ T3005] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 140.913978][ T3005] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 140.914110][ T3005] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 140.914242][ T3005] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 140.914527][ T3005] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 140.914674][ T3005] rtnl_newlink (net/core/rtnetlink.c:4150) [ 140.914805][ T3005] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.914935][ T3005] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.915065][ T3005] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.915197][ T3005] ? mark_usage (kernel/locking/lockdep.c:4674) [ 140.915328][ T3005] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.915528][ T3005] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.915764][ T3005] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.915893][ T3005] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.916023][ T3005] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.916154][ T3005] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 140.916287][ T3005] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 140.916479][ T3005] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.916621][ T3005] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.916753][ T3005] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.916891][ T3005] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.917021][ T3005] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.917153][ T3005] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 140.917285][ T3005] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.917442][ T3005] ? netlink_ack (./include/linux/skbuff.h:2718) [ 140.917590][ T3005] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 140.917721][ T3005] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 140.917854][ T3005] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.917986][ T3005] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.918116][ T3005] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.918248][ T3005] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 140.918386][ T3005] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.918517][ T3005] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 140.918658][ T3005] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 140.918788][ T3005] ? copy_msghdr_from_user (net/socket.c:2635) [ 140.918929][ T3005] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 140.919091][ T3005] ? move_addr_to_kernel (net/socket.c:258) [ 140.919223][ T3005] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 140.919358][ T3005] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.919491][ T3005] ___sys_sendmsg (net/socket.c:2752) [ 140.919629][ T3005] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 140.919792][ T3005] ? copy_msghdr_from_user (net/socket.c:2603) [ 140.919936][ T3005] __sys_sendmsg (net/socket.c:2784) [ 140.920067][ T3005] ? __sys_sendmsg_sock (net/socket.c:2765) [ 140.920196][ T3005] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 140.920369][ T3005] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 140.920502][ T3005] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 140.920645][ T3005] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.920777][ T3005] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 140.920908][ T3005] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 140.921040][ T3005] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.921206][ T3005] RIP: 0033:0x7f5536d7108e [ 140.921343][ T3005] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 140.921825][ T3005] RSP: 002b:00007ffdb4f55df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 140.922020][ T3005] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5536d7108e [ 140.922215][ T3005] RDX: 0000000000000000 RSI: 00007ffdb4f55ea0 RDI: 0000000000000005 [ 140.922418][ T3005] RBP: 00007ffdb4f55e00 R08: 0000000000000000 R09: 0000000000000000 [ 140.922623][ T3005] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 140.922818][ T3005] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb4f56570 | [ 140.925105][ T57] ------------[ cut here ]------------ | [ 140.925229][ T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/57 | [ 140.925475][ T57] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.925914][ T57] Tainted: [W]=WARN [ 140.926005][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.926159][ T57] Workqueue: events_unbound linkwatch_event [ 140.926313][ T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.926477][ T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.926925][ T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286 [ 140.927078][ T57] RAX: 00000000ffffffa6 RBX: ff1100000996f1c0 RCX: 1ff400000007bf02 [ 140.927256][ T57] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996f27c [ 140.927442][ T57] RBP: ff1100000b859000 R08: 1fe220000132de51 R09: ff110000026f51a8 [ 140.927635][ T57] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 140.927813][ T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 140.927994][ T57] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 140.928205][ T57] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.928360][ T57] CR2: 000000002945e988 CR3: 000000000cec2003 CR4: 0000000000771ef0 [ 140.928547][ T57] PKRU: 55555554 [ 140.928642][ T57] Call Trace: [ 140.928731][ T57] [ 140.928794][ T57] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.928915][ T57] ? notifier_call_chain (kernel/notifier.c:85) [ 140.929035][ T57] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.929128][ T57] netif_state_change (net/core/dev.c:1605) [ 140.929254][ T57] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.929411][ T57] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 140.929533][ T57] __linkwatch_run_queue (net/core/link_watch.c:240) [ 140.929665][ T57] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.929788][ T57] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 140.929908][ T57] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 140.930028][ T57] process_one_work (kernel/workqueue.c:3314) [ 140.930154][ T57] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 140.930278][ T57] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.930411][ T57] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 140.930546][ T57] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 140.930672][ T57] kthread (kernel/kthread.c:436) [ 140.930762][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.930918][ T57] ? kthread_affine_node (kernel/kthread.c:378) [ 140.931038][ T57] ret_from_fork (arch/x86/kernel/process.c:158) [ 140.931162][ T57] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 140.931312][ T57] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 140.931437][ T57] ? kthread_affine_node (kernel/kthread.c:378) [ 140.931565][ T57] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.983909][ T3007] ------------[ cut here ]------------ | [ 140.984101][ T3007] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3007 | [ 140.984424][ T3007] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 140.984976][ T3007] Tainted: [W]=WARN [ 140.985123][ T3007] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.985338][ T3007] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 140.985579][ T3007] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 140.986098][ T3007] RSP: 0018:ffa00000014bf150 EFLAGS: 00010286 [ 140.986316][ T3007] RAX: 00000000ffffffa6 RBX: ff1100000996fc40 RCX: 1ff4000000297df0 [ 140.986692][ T3007] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996fcfc [ 140.987026][ T3007] RBP: ff1100000ef49000 R08: 1fe220000132dfa1 R09: ff11000010115158 [ 140.987344][ T3007] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 140.987783][ T3007] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b3afbc0 [ 140.988083][ T3007] FS: 00007fa58d7fc840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 140.988433][ T3007] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.988722][ T3007] CR2: 00000000004ebb28 CR3: 0000000012abe004 CR4: 0000000000771ef0 [ 140.989025][ T3007] PKRU: 55555554 [ 140.989200][ T3007] Call Trace: [ 140.989348][ T3007] [ 140.989476][ T3007] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 140.989693][ T3007] ? notifier_call_chain (kernel/notifier.c:85) [ 140.989874][ T3007] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 140.990041][ T3007] netif_state_change (net/core/dev.c:1605) [ 140.990227][ T3007] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.990454][ T3007] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 140.990693][ T3007] linkwatch_sync_dev (net/core/link_watch.c:295) [ 140.990878][ T3007] rtnl_getlink (net/core/rtnetlink.c:4273) [ 140.991063][ T3007] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.991243][ T3007] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.991434][ T3007] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 140.991627][ T3007] ? mark_usage (kernel/locking/lockdep.c:4674) [ 140.991808][ T3007] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.991988][ T3007] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.992185][ T3007] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.992379][ T3007] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.992569][ T3007] ? mark_usage (kernel/locking/lockdep.c:4674) [ 140.992759][ T3007] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.992941][ T3007] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.993128][ T3007] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 140.993312][ T3007] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 140.993505][ T3007] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 140.993702][ T3007] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 140.993884][ T3007] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.994067][ T3007] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.994253][ T3007] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 140.994448][ T3007] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 140.994651][ T3007] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 140.994834][ T3007] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.995020][ T3007] ? netlink_ack (./include/linux/skbuff.h:2718) [ 140.995207][ T3007] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 140.995401][ T3007] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 140.995596][ T3007] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.995784][ T3007] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.995967][ T3007] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.996151][ T3007] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 140.996334][ T3007] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 140.996533][ T3007] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 140.996737][ T3007] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 140.996920][ T3007] ? copy_msghdr_from_user (net/socket.c:2635) [ 140.997102][ T3007] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 140.997315][ T3007] ? move_addr_to_kernel (net/socket.c:258) [ 140.997511][ T3007] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 140.997713][ T3007] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 140.997929][ T3007] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 140.998111][ T3007] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 140.998328][ T3007] ___sys_sendmsg (net/socket.c:2752) [ 140.998527][ T3007] ? copy_msghdr_from_user (net/socket.c:2603) [ 140.998730][ T3007] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 140.998923][ T3007] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 140.999106][ T3007] ? do_getsockname (net/socket.c:2192) [ 140.999294][ T3007] __sys_sendmsg (net/socket.c:2784) [ 140.999491][ T3007] ? __sys_sendmsg_sock (net/socket.c:2765) [ 140.999700][ T3007] ? __sys_getsockname (net/socket.c:2210) [ 140.999884][ T3007] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.000068][ T3007] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.000251][ T3007] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.000448][ T3007] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.000650][ T3007] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.000865][ T3007] RIP: 0033:0x7fa58da3608e [ 141.001056][ T3007] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.001601][ T3007] RSP: 002b:00007ffde2faeac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.001856][ T3007] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa58da3608e [ 141.002102][ T3007] RDX: 0000000000000000 RSI: 00007ffde2faeb70 RDI: 0000000000000006 [ 141.002361][ T3007] RBP: 00007ffde2faead0 R08: 0000000000000000 R09: 0000000000000000 [ 141.002619][ T3007] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.002867][ T3007] R13: 00007ffde2faec20 R14: 000000000000000d R15: 00007ffde2fb087a | [ 141.100605][ T3010] ------------[ cut here ]------------ | [ 141.100766][ T3010] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3010 | [ 141.101035][ T3010] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.101494][ T3010] Tainted: [W]=WARN [ 141.101611][ T3010] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.101782][ T3010] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.101957][ T3010] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.102447][ T3010] RSP: 0018:ffa00000014ef1b0 EFLAGS: 00010286 [ 141.102625][ T3010] RAX: 00000000ffffffa6 RBX: ff1100000ce32580 RCX: 1ff400000029ddfc [ 141.102826][ T3010] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3263c [ 141.103026][ T3010] RBP: ff1100000ef3c000 R08: 1fe22000019c64c9 R09: ff11000009a7d180 [ 141.103227][ T3010] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 141.103434][ T3010] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 141.103649][ T3010] FS: 00007f39efd17840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 141.103887][ T3010] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.104055][ T3010] CR2: 00000000004a2060 CR3: 0000000012abe001 CR4: 0000000000771ef0 [ 141.104256][ T3010] PKRU: 55555554 [ 141.104361][ T3010] Call Trace: [ 141.104463][ T3010] [ 141.104534][ T3010] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.104682][ T3010] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.104784][ T3010] __dev_notify_flags (net/core/dev.c:9787) [ 141.104919][ T3010] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 141.105058][ T3010] ? netif_change_name (net/core/dev.c:1495) [ 141.105197][ T3010] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 141.105334][ T3010] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 141.105476][ T3010] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 141.105621][ T3010] ? __dev_get_by_name (net/core/dev.c:883) [ 141.105756][ T3010] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 141.105898][ T3010] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 141.106039][ T3010] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.106176][ T3010] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.106312][ T3010] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.106452][ T3010] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.106595][ T3010] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.106728][ T3010] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.106865][ T3010] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.107003][ T3010] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.107139][ T3010] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.107276][ T3010] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.107415][ T3010] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.107552][ T3010] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.107693][ T3010] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.107828][ T3010] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.107964][ T3010] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.108098][ T3010] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.108232][ T3010] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.108377][ T3010] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.108510][ T3010] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.108657][ T3010] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.108794][ T3010] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.108930][ T3010] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.109066][ T3010] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.109202][ T3010] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.109338][ T3010] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.109485][ T3010] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.109630][ T3010] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.109765][ T3010] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.109899][ T3010] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.110067][ T3010] ? move_addr_to_kernel (net/socket.c:258) [ 141.110206][ T3010] ? kasan_save_stack (mm/kasan/common.c:58) [ 141.110343][ T3010] ? kasan_save_stack (mm/kasan/common.c:57) [ 141.110483][ T3010] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 141.110628][ T3010] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 141.110797][ T3010] ___sys_sendmsg (net/socket.c:2752) [ 141.110934][ T3010] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.111081][ T3010] __sys_sendmsg (net/socket.c:2784) [ 141.111215][ T3010] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.111355][ T3010] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 141.111494][ T3010] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 141.111640][ T3010] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.111776][ T3010] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.111911][ T3010] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.112045][ T3010] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.112178][ T3010] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.112351][ T3010] RIP: 0033:0x7f39eff5108e [ 141.112503][ T3010] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.113236][ T3010] RSP: 002b:00007fffab041730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.113447][ T3010] RAX: ffffffffffffffda RBX: 00007fffab041ee0 RCX: 00007f39eff5108e [ 141.113659][ T3010] RDX: 0000000000000000 RSI: 00007fffab0417e0 RDI: 0000000000000005 [ 141.113862][ T3010] RBP: 00007fffab041740 R08: 0000000000000000 R09: 0000000000000000 [ 141.114063][ T3010] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.114268][ T3010] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffab041eb0 | [ 141.154207][ T3011] ------------[ cut here ]------------ | [ 141.154405][ T3011] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3011 | [ 141.154738][ T3011] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.155281][ T3011] Tainted: [W]=WARN [ 141.156054][ T3011] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.156274][ T3011] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.156516][ T3011] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.157061][ T3011] RSP: 0018:ffa00000014ff1b0 EFLAGS: 00010286 [ 141.157282][ T3011] RAX: 00000000ffffffa6 RBX: ff1100000eecd8c0 RCX: 1ff400000029fdfc [ 141.157554][ T3011] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd97c [ 141.157815][ T3011] RBP: ff1100000f94c000 R08: 1fe2200001dd9b31 R09: ff11000009a7ae80 [ 141.158065][ T3011] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 141.158314][ T3011] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 141.158587][ T3011] FS: 00007fdcb09e2840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 141.158882][ T3011] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.159102][ T3011] CR2: 00000000004a2060 CR3: 000000000f904005 CR4: 0000000000771ef0 [ 141.159367][ T3011] PKRU: 55555554 [ 141.159517][ T3011] Call Trace: [ 141.159685][ T3011] [ 141.159804][ T3011] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.159991][ T3011] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.160144][ T3011] __dev_notify_flags (net/core/dev.c:9787) [ 141.160333][ T3011] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 141.160536][ T3011] ? netif_change_name (net/core/dev.c:1495) [ 141.160743][ T3011] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 141.160933][ T3011] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 141.161123][ T3011] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 141.161309][ T3011] ? __dev_get_by_name (net/core/dev.c:883) [ 141.161503][ T3011] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 141.161707][ T3011] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 141.161898][ T3011] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.162086][ T3011] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.162272][ T3011] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.162468][ T3011] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.162668][ T3011] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.162853][ T3011] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.163044][ T3011] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.163230][ T3011] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.163431][ T3011] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.163630][ T3011] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.163816][ T3011] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.164001][ T3011] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.164185][ T3011] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.164383][ T3011] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.164578][ T3011] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.164774][ T3011] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.164961][ T3011] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.165151][ T3011] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.165338][ T3011] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.165552][ T3011] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.165749][ T3011] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.165935][ T3011] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.166123][ T3011] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.166310][ T3011] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.166510][ T3011] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.166716][ T3011] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.166905][ T3011] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.167092][ T3011] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.167277][ T3011] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.167505][ T3011] ? move_addr_to_kernel (net/socket.c:258) [ 141.167709][ T3011] ? kasan_save_stack (mm/kasan/common.c:58) [ 141.167894][ T3011] ? kasan_save_stack (mm/kasan/common.c:57) [ 141.168079][ T3011] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 141.168265][ T3011] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 141.168499][ T3011] ___sys_sendmsg (net/socket.c:2752) [ 141.168701][ T3011] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.168899][ T3011] __sys_sendmsg (net/socket.c:2784) [ 141.169083][ T3011] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.169268][ T3011] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 141.169475][ T3011] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 141.169680][ T3011] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.169867][ T3011] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.170050][ T3011] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.170236][ T3011] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.170434][ T3011] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.170666][ T3011] RIP: 0033:0x7fdcb0c1c08e [ 141.170856][ T3011] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.171399][ T3011] RSP: 002b:00007ffd48b75910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.171668][ T3011] RAX: ffffffffffffffda RBX: 00007ffd48b760c0 RCX: 00007fdcb0c1c08e [ 141.171917][ T3011] RDX: 0000000000000000 RSI: 00007ffd48b759c0 RDI: 0000000000000005 [ 141.172167][ T3011] RBP: 00007ffd48b75920 R08: 0000000000000000 R09: 0000000000000000 [ 141.172449][ T3011] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.172715][ T3011] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd48b76090 | [ 141.207197][ T3012] ------------[ cut here ]------------ | [ 141.207611][ T3012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3012 | [ 141.207968][ T3012] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.208597][ T3012] Tainted: [W]=WARN [ 141.208832][ T3012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.209048][ T3012] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.209746][ T3012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.210423][ T3012] RSP: 0018:ffa000000150f020 EFLAGS: 00010286 [ 141.210744][ T3012] RAX: 00000000ffffffa6 RBX: ff1100000eecde00 RCX: 1ff40000002a1dca [ 141.211035][ T3012] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdebc [ 141.211284][ T3012] RBP: ff1100000ef3c000 R08: 1fe2200001dd9bd9 R09: ff11000009895158 [ 141.211557][ T3012] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 141.211890][ T3012] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 141.212192][ T3012] FS: 00007f708e830840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 141.212489][ T3012] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.212736][ T3012] CR2: 00007f708eb001a0 CR3: 000000000f904001 CR4: 0000000000771ef0 [ 141.213113][ T3012] PKRU: 55555554 [ 141.213267][ T3012] Call Trace: [ 141.213431][ T3012] [ 141.213559][ T3012] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.213834][ T3012] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.213995][ T3012] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 141.214221][ T3012] __dev_notify_flags (net/core/dev.c:9787) [ 141.214430][ T3012] ? netif_change_name (net/core/dev.c:1495) [ 141.214628][ T3012] ? __dev_change_flags (net/core/dev.c:9752) [ 141.214816][ T3012] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 141.215196][ T3012] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.215401][ T3012] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 141.215601][ T3012] netif_change_flags (net/core/dev.c:9820) [ 141.215792][ T3012] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.216095][ T3012] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 141.216283][ T3012] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 141.216482][ T3012] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 141.216727][ T3012] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 141.216917][ T3012] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.217116][ T3012] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 141.217303][ T3012] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.217504][ T3012] ? __kernel_text_address (kernel/extable.c:79) [ 141.217949][ T3012] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.218141][ T3012] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.218360][ T3012] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.218554][ T3012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.218751][ T3012] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 141.218946][ T3012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.219131][ T3012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.219317][ T3012] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 141.219526][ T3012] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 141.219731][ T3012] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 141.219931][ T3012] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.220118][ T3012] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 141.220506][ T3012] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 141.220715][ T3012] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.220917][ T3012] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.221109][ T3012] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.221302][ T3012] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.221546][ T3012] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.221745][ T3012] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.221942][ T3012] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.222130][ T3012] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.222319][ T3012] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.222751][ T3012] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.222951][ T3012] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.223154][ T3012] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.223340][ T3012] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.223547][ T3012] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.223739][ T3012] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.223934][ T3012] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.224119][ T3012] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.224306][ T3012] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.224504][ T3012] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.224751][ T3012] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.224941][ T3012] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.225126][ T3012] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.225364][ T3012] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.225560][ T3012] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.225765][ T3012] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.226041][ T3012] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.226242][ T3012] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.226470][ T3012] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.226681][ T3012] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.226868][ T3012] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.227052][ T3012] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.227280][ T3012] ? move_addr_to_kernel (net/socket.c:258) [ 141.227494][ T3012] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.227714][ T3012] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.227902][ T3012] ___sys_sendmsg (net/socket.c:2752) [ 141.228094][ T3012] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 141.228454][ T3012] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.228676][ T3012] __sys_sendmsg (net/socket.c:2784) [ 141.228863][ T3012] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.229045][ T3012] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 141.229277][ T3012] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 141.229486][ T3012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.229694][ T3012] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.229881][ T3012] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.230067][ T3012] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.230255][ T3012] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.230490][ T3012] RIP: 0033:0x7f708ea6a08e [ 141.230824][ T3012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.231593][ T3012] RSP: 002b:00007ffefddda8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.231858][ T3012] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f708ea6a08e [ 141.232107][ T3012] RDX: 0000000000000000 RSI: 00007ffefddda990 RDI: 0000000000000005 [ 141.232528][ T3012] RBP: 00007ffefddda8f0 R08: 0000000000000000 R09: 0000000000000000 [ 141.232831][ T3012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.233084][ T3012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefdddb060 | [ 141.258743][ T3013] ------------[ cut here ]------------ | [ 141.258900][ T3013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3013 | [ 141.259165][ T3013] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.259629][ T3013] Tainted: [W]=WARN [ 141.259731][ T3013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.259902][ T3013] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.260078][ T3013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.260563][ T3013] RSP: 0018:ffa000000150f020 EFLAGS: 00010286 [ 141.260737][ T3013] RAX: 00000000ffffffa6 RBX: ff1100000cf50e40 RCX: 1ff40000002a1dca [ 141.260934][ T3013] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50efc [ 141.261133][ T3013] RBP: ff1100000f94c000 R08: 1fe22000019ea1e1 R09: ff11000009890b58 [ 141.261331][ T3013] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 141.261550][ T3013] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 141.261754][ T3013] FS: 00007f8b3aac0840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 141.261996][ T3013] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.262161][ T3013] CR2: 00007f8b3ad901a0 CR3: 0000000012abe003 CR4: 0000000000771ef0 [ 141.262367][ T3013] PKRU: 55555554 [ 141.262465][ T3013] Call Trace: [ 141.262571][ T3013] [ 141.262644][ T3013] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.262780][ T3013] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.262880][ T3013] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 141.263014][ T3013] __dev_notify_flags (net/core/dev.c:9787) [ 141.263148][ T3013] ? netif_change_name (net/core/dev.c:1495) [ 141.263280][ T3013] ? __dev_change_flags (net/core/dev.c:9752) [ 141.263419][ T3013] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 141.263559][ T3013] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.263695][ T3013] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 141.263832][ T3013] netif_change_flags (net/core/dev.c:9820) [ 141.263981][ T3013] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.264117][ T3013] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 141.264253][ T3013] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 141.264393][ T3013] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 141.264589][ T3013] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 141.264721][ T3013] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.264854][ T3013] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 141.264987][ T3013] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.265122][ T3013] ? __kernel_text_address (kernel/extable.c:79) [ 141.265258][ T3013] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.265397][ T3013] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.265529][ T3013] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.265679][ T3013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.265812][ T3013] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 141.265945][ T3013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.266079][ T3013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.266214][ T3013] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 141.266354][ T3013] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 141.266488][ T3013] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 141.266659][ T3013] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.266794][ T3013] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 141.266928][ T3013] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 141.267064][ T3013] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.267201][ T3013] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.267332][ T3013] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.267471][ T3013] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.267615][ T3013] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.267747][ T3013] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.267882][ T3013] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.268015][ T3013] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.268147][ T3013] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.268281][ T3013] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.268422][ T3013] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.268562][ T3013] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.268701][ T3013] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.268832][ T3013] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.268964][ T3013] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.269098][ T3013] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.269229][ T3013] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.269366][ T3013] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.269500][ T3013] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.269644][ T3013] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.269781][ T3013] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.269914][ T3013] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.270046][ T3013] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.270182][ T3013] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.270313][ T3013] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.270453][ T3013] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.270597][ T3013] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.270731][ T3013] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.270865][ T3013] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.270999][ T3013] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.271130][ T3013] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.271294][ T3013] ? move_addr_to_kernel (net/socket.c:258) [ 141.271431][ T3013] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.271568][ T3013] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.271706][ T3013] ___sys_sendmsg (net/socket.c:2752) [ 141.271840][ T3013] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 141.272003][ T3013] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.272148][ T3013] __sys_sendmsg (net/socket.c:2784) [ 141.272281][ T3013] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.272418][ T3013] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 141.272595][ T3013] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 141.272730][ T3013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.272865][ T3013] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.272998][ T3013] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.273132][ T3013] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.273266][ T3013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.273436][ T3013] RIP: 0033:0x7f8b3acfa08e [ 141.273589][ T3013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.274059][ T3013] RSP: 002b:00007fffcf9e3e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.274258][ T3013] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8b3acfa08e [ 141.274459][ T3013] RDX: 0000000000000000 RSI: 00007fffcf9e3ee0 RDI: 0000000000000005 [ 141.274668][ T3013] RBP: 00007fffcf9e3e40 R08: 0000000000000000 R09: 0000000000000000 [ 141.274865][ T3013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.275062][ T3013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcf9e45b0 | [ 141.379455][ T3016] ------------[ cut here ]------------ | [ 141.379699][ T3016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3016 | [ 141.380029][ T3016] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.380616][ T3016] Tainted: [W]=WARN [ 141.380775][ T3016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.381000][ T3016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.381232][ T3016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.381804][ T3016] RSP: 0018:ffa000000153f090 EFLAGS: 00010286 [ 141.382033][ T3016] RAX: 00000000ffffffa6 RBX: ff1100000bf6d000 RCX: 1ff40000002a7dd8 [ 141.382289][ T3016] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d0bc [ 141.382568][ T3016] RBP: ff1100000ef3c000 R08: 1fe22000017eda19 R09: ff1100000fe88b80 [ 141.382870][ T3016] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 141.383127][ T3016] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 141.383403][ T3016] FS: 00007f0f1039f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 141.383719][ T3016] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.383945][ T3016] CR2: 00007f0f10598460 CR3: 000000000f904006 CR4: 0000000000771ef0 [ 141.384205][ T3016] PKRU: 55555554 [ 141.384375][ T3016] Call Trace: [ 141.384530][ T3016] [ 141.384672][ T3016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.384864][ T3016] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 141.385057][ T3016] notifier_call_chain (kernel/notifier.c:85) [ 141.385251][ T3016] __netdev_upper_dev_link (net/core/dev.c:8931) [ 141.385456][ T3016] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 141.385675][ T3016] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 141.385871][ T3016] netdev_upper_dev_link (net/core/dev.c:8972) [ 141.386062][ T3016] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 141.386252][ T3016] register_vlan_dev (net/8021q/vlan.c:183) [ 141.386459][ T3016] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 141.386670][ T3016] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 141.386861][ T3016] ? nla_strscpy (lib/nlattr.c:795) [ 141.387051][ T3016] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 141.387245][ T3016] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 141.387449][ T3016] ? __dev_get_by_name (net/core/dev.c:883) [ 141.387662][ T3016] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 141.387862][ T3016] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 141.388057][ T3016] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.388250][ T3016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.388454][ T3016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.388667][ T3016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.388857][ T3016] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.389047][ T3016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.389241][ T3016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.389447][ T3016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.389657][ T3016] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.389848][ T3016] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.390039][ T3016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.390231][ T3016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.390438][ T3016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.390648][ T3016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.390841][ T3016] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.391033][ T3016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.391225][ T3016] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.391438][ T3016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.391647][ T3016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.391842][ T3016] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.392035][ T3016] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.392225][ T3016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.392430][ T3016] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.392639][ T3016] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.392833][ T3016] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.393026][ T3016] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.393218][ T3016] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.393422][ T3016] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.393669][ T3016] ? move_addr_to_kernel (net/socket.c:258) [ 141.393867][ T3016] ___sys_sendmsg (net/socket.c:2752) [ 141.394058][ T3016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.394252][ T3016] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.394468][ T3016] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 141.394682][ T3016] __sys_sendmsg (net/socket.c:2784) [ 141.394876][ T3016] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.395072][ T3016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.395265][ T3016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.395473][ T3016] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.395684][ T3016] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.395876][ T3016] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.396069][ T3016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.396291][ T3016] RIP: 0033:0x7f0f105d908e [ 141.396501][ T3016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.397070][ T3016] RSP: 002b:00007ffde5f495b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.397330][ T3016] RAX: ffffffffffffffda RBX: 00007ffde5f49d70 RCX: 00007f0f105d908e [ 141.397612][ T3016] RDX: 0000000000000000 RSI: 00007ffde5f49660 RDI: 0000000000000005 [ 141.397872][ T3016] RBP: 00007ffde5f495c0 R08: 0000000000000000 R09: 0000000000000000 [ 141.398130][ T3016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.398401][ T3016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde5f49d30 | [ 141.400516][ T3016] ------------[ cut here ]------------ | [ 141.400716][ T3016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3016 | [ 141.401035][ T3016] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.401614][ T3016] Tainted: [W]=WARN [ 141.401771][ T3016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.401992][ T3016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.402220][ T3016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.402784][ T3016] RSP: 0018:ffa000000153f1b0 EFLAGS: 00010286 [ 141.403009][ T3016] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff40000002a7dfc [ 141.403262][ T3016] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 141.403530][ T3016] RBP: ff110000060bc000 R08: 1fe22000017edaf9 R09: ff1100000fe88b80 [ 141.403803][ T3016] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 141.404056][ T3016] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 141.404315][ T3016] FS: 00007f0f1039f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 141.404636][ T3016] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.404864][ T3016] CR2: 00007f0f10598460 CR3: 000000000f904006 CR4: 0000000000771ef0 [ 141.405119][ T3016] PKRU: 55555554 [ 141.405273][ T3016] Call Trace: [ 141.405438][ T3016] [ 141.405568][ T3016] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.405769][ T3016] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.405958][ T3016] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.406116][ T3016] __dev_notify_flags (net/core/dev.c:9787) [ 141.406304][ T3016] ? netdev_update_features (net/core/dev.c:11098) [ 141.406506][ T3016] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 141.406749][ T3016] ? netif_change_name (net/core/dev.c:1495) [ 141.406936][ T3016] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 141.407125][ T3016] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 141.407318][ T3016] ? register_vlan_dev (net/8021q/vlan.c:196) [ 141.407523][ T3016] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 141.407735][ T3016] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 141.407924][ T3016] ? nla_strscpy (lib/nlattr.c:795) [ 141.408115][ T3016] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 141.408305][ T3016] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 141.408509][ T3016] ? __dev_get_by_name (net/core/dev.c:883) [ 141.408720][ T3016] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 141.408916][ T3016] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 141.409110][ T3016] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.409301][ T3016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.409501][ T3016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.409707][ T3016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.409895][ T3016] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.410083][ T3016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.410280][ T3016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.410484][ T3016] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.410692][ T3016] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.410880][ T3016] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.411068][ T3016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.411255][ T3016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.411459][ T3016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.411665][ T3016] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.411859][ T3016] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.412046][ T3016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.412235][ T3016] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.412441][ T3016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.412647][ T3016] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.412839][ T3016] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.413031][ T3016] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.413224][ T3016] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.413434][ T3016] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.413652][ T3016] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.413847][ T3016] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.414040][ T3016] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.414229][ T3016] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.414430][ T3016] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.414668][ T3016] ? move_addr_to_kernel (net/socket.c:258) [ 141.414866][ T3016] ___sys_sendmsg (net/socket.c:2752) [ 141.415053][ T3016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.415242][ T3016] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.415453][ T3016] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 141.415666][ T3016] __sys_sendmsg (net/socket.c:2784) [ 141.415855][ T3016] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.416047][ T3016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.416239][ T3016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.416438][ T3016] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.416647][ T3016] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.416834][ T3016] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.417024][ T3016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.417248][ T3016] RIP: 0033:0x7f0f105d908e [ 141.417456][ T3016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.418009][ T3016] RSP: 002b:00007ffde5f495b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.418262][ T3016] RAX: ffffffffffffffda RBX: 00007ffde5f49d70 RCX: 00007f0f105d908e [ 141.418558][ T3016] RDX: 0000000000000000 RSI: 00007ffde5f49660 RDI: 0000000000000005 [ 141.418824][ T3016] RBP: 00007ffde5f495c0 R08: 0000000000000000 R09: 0000000000000000 [ 141.419078][ T3016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.419329][ T3016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde5f49d30 | [ 141.452965][ T3017] ------------[ cut here ]------------ | [ 141.453130][ T3017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3017 | [ 141.453410][ T3017] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.453910][ T3017] Tainted: [W]=WARN [ 141.454012][ T3017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.454184][ T3017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.454366][ T3017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.454868][ T3017] RSP: 0018:ffa000000154f090 EFLAGS: 00010286 [ 141.455041][ T3017] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff40000002a9dd8 [ 141.455248][ T3017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 141.455459][ T3017] RBP: ff1100000f94c000 R08: 1fe22000016c6f69 R09: ff1100000fe8ae80 [ 141.455678][ T3017] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 141.455920][ T3017] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 141.456124][ T3017] FS: 00007fd558a49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 141.456375][ T3017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.456555][ T3017] CR2: 000000000042e5e0 CR3: 0000000012a56002 CR4: 0000000000771ef0 [ 141.456765][ T3017] PKRU: 55555554 [ 141.456867][ T3017] Call Trace: [ 141.456970][ T3017] [ 141.457041][ T3017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.457178][ T3017] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 141.457319][ T3017] notifier_call_chain (kernel/notifier.c:85) [ 141.457465][ T3017] __netdev_upper_dev_link (net/core/dev.c:8931) [ 141.457618][ T3017] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 141.457759][ T3017] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 141.457899][ T3017] netdev_upper_dev_link (net/core/dev.c:8972) [ 141.458038][ T3017] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 141.458177][ T3017] register_vlan_dev (net/8021q/vlan.c:183) [ 141.458319][ T3017] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 141.458465][ T3017] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 141.458615][ T3017] ? nla_strscpy (lib/nlattr.c:795) [ 141.458754][ T3017] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 141.458893][ T3017] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 141.459031][ T3017] ? __dev_get_by_name (net/core/dev.c:883) [ 141.459167][ T3017] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 141.459313][ T3017] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 141.459464][ T3017] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.459619][ T3017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.459756][ T3017] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.459894][ T3017] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.460033][ T3017] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.460169][ T3017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.460311][ T3017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.460457][ T3017] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.460612][ T3017] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.460751][ T3017] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.460890][ T3017] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.461027][ T3017] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.461167][ T3017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.461304][ T3017] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.461448][ T3017] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.461596][ T3017] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.461739][ T3017] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.461881][ T3017] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.462019][ T3017] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.462160][ T3017] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.462300][ T3017] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.462450][ T3017] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.462598][ T3017] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.462738][ T3017] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.462879][ T3017] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.463019][ T3017] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.463157][ T3017] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.463295][ T3017] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.463474][ T3017] ? move_addr_to_kernel (net/socket.c:258) [ 141.463629][ T3017] ___sys_sendmsg (net/socket.c:2752) [ 141.463768][ T3017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.463906][ T3017] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.464055][ T3017] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 141.464196][ T3017] __sys_sendmsg (net/socket.c:2784) [ 141.464334][ T3017] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.464484][ T3017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.464632][ T3017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.464771][ T3017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.464911][ T3017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.465049][ T3017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.465188][ T3017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.465363][ T3017] RIP: 0033:0x7fd558c8308e [ 141.465508][ T3017] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.466017][ T3017] RSP: 002b:00007fffb250c820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.466224][ T3017] RAX: ffffffffffffffda RBX: 00007fffb250cfe0 RCX: 00007fd558c8308e [ 141.466438][ T3017] RDX: 0000000000000000 RSI: 00007fffb250c8d0 RDI: 0000000000000005 [ 141.466654][ T3017] RBP: 00007fffb250c830 R08: 0000000000000000 R09: 0000000000000000 [ 141.466863][ T3017] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.467068][ T3017] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb250cfa0 | [ 141.468726][ T3017] ------------[ cut here ]------------ | [ 141.468863][ T3017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3017 | [ 141.469130][ T3017] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.469596][ T3017] Tainted: [W]=WARN [ 141.469699][ T3017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.469868][ T3017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.470044][ T3017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.470534][ T3017] RSP: 0018:ffa000000154f1b0 EFLAGS: 00010286 [ 141.470714][ T3017] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff40000002a9dfc [ 141.470916][ T3017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 141.471117][ T3017] RBP: ff11000004cd4000 R08: 1fe22000016c6c21 R09: ff1100000fe8ae80 [ 141.471319][ T3017] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 141.471530][ T3017] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 141.471744][ T3017] FS: 00007fd558a49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 141.471980][ T3017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.472150][ T3017] CR2: 000000000042e5e0 CR3: 0000000012a56002 CR4: 0000000000771ef0 [ 141.472360][ T3017] PKRU: 55555554 [ 141.472463][ T3017] Call Trace: [ 141.472570][ T3017] [ 141.472646][ T3017] ? register_vlan_dev (net/8021q/vlan.c:188) [ 141.472782][ T3017] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.472919][ T3017] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.473059][ T3017] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.473163][ T3017] __dev_notify_flags (net/core/dev.c:9787) [ 141.473302][ T3017] ? netdev_update_features (net/core/dev.c:11098) [ 141.473445][ T3017] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 141.473623][ T3017] ? netif_change_name (net/core/dev.c:1495) [ 141.473760][ T3017] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 141.473895][ T3017] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 141.474033][ T3017] ? register_vlan_dev (net/8021q/vlan.c:196) [ 141.474170][ T3017] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 141.474308][ T3017] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 141.474450][ T3017] ? nla_strscpy (lib/nlattr.c:795) [ 141.474596][ T3017] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 141.474733][ T3017] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 141.474868][ T3017] ? __dev_get_by_name (net/core/dev.c:883) [ 141.475004][ T3017] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 141.475147][ T3017] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 141.475290][ T3017] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.475439][ T3017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.475582][ T3017] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.475723][ T3017] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.475859][ T3017] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.475993][ T3017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.476134][ T3017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.476278][ T3017] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.476423][ T3017] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.476566][ T3017] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.476707][ T3017] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.476845][ T3017] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.476984][ T3017] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.477118][ T3017] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.477256][ T3017] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.477398][ T3017] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.477542][ T3017] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.477688][ T3017] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.477823][ T3017] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.477962][ T3017] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.478099][ T3017] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.478237][ T3017] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.478381][ T3017] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.478520][ T3017] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.478666][ T3017] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.478804][ T3017] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.478941][ T3017] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.479076][ T3017] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.479245][ T3017] ? move_addr_to_kernel (net/socket.c:258) [ 141.479391][ T3017] ___sys_sendmsg (net/socket.c:2752) [ 141.479528][ T3017] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.479678][ T3017] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.479823][ T3017] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 141.479963][ T3017] __sys_sendmsg (net/socket.c:2784) [ 141.480102][ T3017] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.480243][ T3017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.480385][ T3017] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.480526][ T3017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.480677][ T3017] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.480815][ T3017] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.480953][ T3017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.481123][ T3017] RIP: 0033:0x7fd558c8308e [ 141.481265][ T3017] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.481767][ T3017] RSP: 002b:00007fffb250c820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.481973][ T3017] RAX: ffffffffffffffda RBX: 00007fffb250cfe0 RCX: 00007fd558c8308e [ 141.482177][ T3017] RDX: 0000000000000000 RSI: 00007fffb250c8d0 RDI: 0000000000000005 [ 141.482387][ T3017] RBP: 00007fffb250c830 R08: 0000000000000000 R09: 0000000000000000 [ 141.482609][ T3017] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.482812][ T3017] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb250cfa0 | [ 141.519138][ T3018] ------------[ cut here ]------------ | [ 141.519302][ T3018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3018 | [ 141.519591][ T3018] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.520035][ T3018] Tainted: [W]=WARN [ 141.520138][ T3018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.520304][ T3018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.520490][ T3018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.521017][ T3018] RSP: 0018:ffa000000155f020 EFLAGS: 00010286 [ 141.521219][ T3018] RAX: 00000000ffffffa6 RBX: ff1100000e9ed000 RCX: 1ff40000002abdca [ 141.521508][ T3018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed0bc [ 141.521721][ T3018] RBP: ff110000060bc000 R08: 1fe2200001d3da19 R09: ff11000009742e58 [ 141.521920][ T3018] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 141.522120][ T3018] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 141.522320][ T3018] FS: 00007fa2f6cf9840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 141.522650][ T3018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.522817][ T3018] CR2: 000000001e2a2988 CR3: 000000000a9db004 CR4: 0000000000771ef0 [ 141.523019][ T3018] PKRU: 55555554 [ 141.523119][ T3018] Call Trace: [ 141.523220][ T3018] [ 141.523289][ T3018] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 141.523513][ T3018] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.523659][ T3018] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.523760][ T3018] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 141.523894][ T3018] __dev_notify_flags (net/core/dev.c:9787) [ 141.524046][ T3018] ? netif_change_name (net/core/dev.c:1495) [ 141.524181][ T3018] ? __dev_change_flags (net/core/dev.c:9752) [ 141.524314][ T3018] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 141.524544][ T3018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.524683][ T3018] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 141.524822][ T3018] netif_change_flags (net/core/dev.c:9820) [ 141.524957][ T3018] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.525091][ T3018] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 141.525232][ T3018] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 141.525456][ T3018] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 141.525637][ T3018] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 141.525770][ T3018] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.525903][ T3018] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 141.526037][ T3018] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.526170][ T3018] ? __kernel_text_address (kernel/extable.c:79) [ 141.526303][ T3018] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.526519][ T3018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.526660][ T3018] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.526794][ T3018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.526929][ T3018] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 141.527064][ T3018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.527200][ T3018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.527334][ T3018] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 141.527517][ T3018] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 141.527662][ T3018] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 141.527795][ T3018] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.527930][ T3018] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 141.528069][ T3018] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 141.528207][ T3018] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.528354][ T3018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.528507][ T3018] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.528654][ T3018] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.528788][ T3018] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.528920][ T3018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.529055][ T3018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.529188][ T3018] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.529321][ T3018] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.529458][ T3018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.529674][ T3018] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.529808][ T3018] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.529952][ T3018] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.530087][ T3018] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.530220][ T3018] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.530366][ T3018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.530499][ T3018] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.530645][ T3018] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.530778][ T3018] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.530914][ T3018] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.531050][ T3018] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.531182][ T3018] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.531318][ T3018] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.531459][ T3018] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.531612][ T3018] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.531750][ T3018] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.531886][ T3018] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.532020][ T3018] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.532154][ T3018] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.532287][ T3018] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.532426][ T3018] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.532603][ T3018] ? move_addr_to_kernel (net/socket.c:258) [ 141.532738][ T3018] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.532870][ T3018] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.533006][ T3018] ___sys_sendmsg (net/socket.c:2752) [ 141.533139][ T3018] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 141.533305][ T3018] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.533456][ T3018] __sys_sendmsg (net/socket.c:2784) [ 141.533599][ T3018] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.533733][ T3018] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 141.533901][ T3018] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 141.534035][ T3018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.534171][ T3018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.534304][ T3018] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.534445][ T3018] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.534587][ T3018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.534752][ T3018] RIP: 0033:0x7fa2f6f3308e [ 141.534892][ T3018] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.535380][ T3018] RSP: 002b:00007ffe47c73d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.535590][ T3018] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa2f6f3308e [ 141.535792][ T3018] RDX: 0000000000000000 RSI: 00007ffe47c73e10 RDI: 0000000000000005 [ 141.535989][ T3018] RBP: 00007ffe47c73d70 R08: 0000000000000000 R09: 0000000000000000 [ 141.536186][ T3018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.536390][ T3018] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe47c744e0 | [ 141.572274][ T3019] ------------[ cut here ]------------ | [ 141.572874][ T3019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3019 | [ 141.573184][ T3019] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 141.573758][ T3019] Tainted: [W]=WARN [ 141.573907][ T3019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.574123][ T3019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 141.574367][ T3019] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 141.574898][ T3019] RSP: 0018:ffa000000156f020 EFLAGS: 00010286 [ 141.575113][ T3019] RAX: 00000000ffffffa6 RBX: ff1100000a1871c0 RCX: 1ff40000002addca [ 141.575374][ T3019] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18727c [ 141.575640][ T3019] RBP: ff11000004cd4000 R08: 1fe2200001430e51 R09: ff11000009740b58 [ 141.575888][ T3019] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 141.576133][ T3019] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 141.576398][ T3019] FS: 00007fa56b218840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 141.576697][ T3019] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.576914][ T3019] CR2: 000000003fbde988 CR3: 00000000138b6003 CR4: 0000000000771ef0 [ 141.577165][ T3019] PKRU: 55555554 [ 141.577314][ T3019] Call Trace: [ 141.577474][ T3019] [ 141.577607][ T3019] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 141.577797][ T3019] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 141.577950][ T3019] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 141.578134][ T3019] __dev_notify_flags (net/core/dev.c:9787) [ 141.578322][ T3019] ? netif_change_name (net/core/dev.c:1495) [ 141.578519][ T3019] ? __dev_change_flags (net/core/dev.c:9752) [ 141.578726][ T3019] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 141.578908][ T3019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.579092][ T3019] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 141.579282][ T3019] netif_change_flags (net/core/dev.c:9820) [ 141.579481][ T3019] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.579683][ T3019] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 141.579871][ T3019] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 141.580056][ T3019] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 141.580273][ T3019] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 141.580468][ T3019] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.580670][ T3019] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 141.580854][ T3019] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.581038][ T3019] ? __kernel_text_address (kernel/extable.c:79) [ 141.581224][ T3019] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.581424][ T3019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.581625][ T3019] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.581813][ T3019] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.581998][ T3019] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 141.582181][ T3019] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.582378][ T3019] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.582571][ T3019] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 141.582767][ T3019] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 141.582952][ T3019] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 141.583138][ T3019] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 141.583326][ T3019] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 141.583527][ T3019] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 141.583740][ T3019] rtnl_newlink (net/core/rtnetlink.c:4150) [ 141.583929][ T3019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.584113][ T3019] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.584300][ T3019] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.584499][ T3019] ? mark_usage (kernel/locking/lockdep.c:4674) [ 141.584698][ T3019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.584886][ T3019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.585067][ T3019] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.585252][ T3019] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.585452][ T3019] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 141.585663][ T3019] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 141.585849][ T3019] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 141.586035][ T3019] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.586219][ T3019] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.586418][ T3019] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.586618][ T3019] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 141.586802][ T3019] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 141.586989][ T3019] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 141.587172][ T3019] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.587370][ T3019] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.587566][ T3019] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 141.587757][ T3019] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 141.587944][ T3019] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.588129][ T3019] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.588317][ T3019] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 141.588517][ T3019] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 141.588723][ T3019] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 141.588908][ T3019] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 141.589094][ T3019] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 141.589279][ T3019] ? copy_msghdr_from_user (net/socket.c:2635) [ 141.589476][ T3019] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 141.589711][ T3019] ? move_addr_to_kernel (net/socket.c:258) [ 141.589899][ T3019] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 141.590083][ T3019] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 141.590269][ T3019] ___sys_sendmsg (net/socket.c:2752) [ 141.590468][ T3019] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 141.590706][ T3019] ? copy_msghdr_from_user (net/socket.c:2603) [ 141.590904][ T3019] __sys_sendmsg (net/socket.c:2784) [ 141.591090][ T3019] ? __sys_sendmsg_sock (net/socket.c:2765) [ 141.591274][ T3019] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 141.591504][ T3019] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 141.591708][ T3019] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 141.591894][ T3019] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 141.592080][ T3019] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 141.592263][ T3019] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 141.592464][ T3019] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.592696][ T3019] RIP: 0033:0x7fa56b45208e [ 141.592889][ T3019] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 141.593426][ T3019] RSP: 002b:00007ffec0a9c670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.593696][ T3019] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa56b45208e [ 141.593943][ T3019] RDX: 0000000000000000 RSI: 00007ffec0a9c720 RDI: 0000000000000005 [ 141.594192][ T3019] RBP: 00007ffec0a9c680 R08: 0000000000000000 R09: 0000000000000000 [ 141.594454][ T3019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d03f [ 141.594721][ T3019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec0a9cdf0 | [ 142.069028][ T12] ------------[ cut here ]------------ | [ 142.069209][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 142.069471][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.069929][ T12] Tainted: [W]=WARN [ 142.070020][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.070177][ T12] Workqueue: netns cleanup_net [ 142.070310][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.070477][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.070922][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 142.071087][ T12] RAX: 00000000ffffffa6 RBX: ff110000104de900 RCX: 1ff4000000018ec7 [ 142.071276][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de9bc [ 142.071473][ T12] RBP: ff1100001000c000 R08: 1fe220000209bd39 R09: ff11000001aed1d0 [ 142.071669][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 142.071855][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 142.072048][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 142.072262][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.072426][ T12] CR2: 0000560e669f50a8 CR3: 000000000ccd4001 CR4: 0000000000771ef0 [ 142.072624][ T12] PKRU: 55555554 [ 142.072717][ T12] Call Trace: [ 142.072808][ T12] [ 142.072873][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 142.072999][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 142.073093][ T12] netif_close_many (net/core/dev.c:1804) [ 142.073259][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 142.073390][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 142.073552][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 142.073710][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 142.073834][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.073989][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.074113][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.074238][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.074374][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.074496][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.074628][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.074760][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.074912][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.075036][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.075164][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.075287][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.075414][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.075541][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.075667][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.075791][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.075918][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.076040][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.076167][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.076294][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.076420][ T12] kthread (kernel/kthread.c:436) [ 142.076513][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.076677][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.076801][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.076931][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.077083][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.077208][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.077333][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.079488][ T12] ------------[ cut here ]------------ | [ 142.079620][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 142.079860][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.080281][ T12] Tainted: [W]=WARN [ 142.080378][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.080528][ T12] Workqueue: netns cleanup_net [ 142.080675][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.080836][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.081264][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.081418][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba580 RCX: 1ff4000000018eed [ 142.081608][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba63c [ 142.081786][ T12] RBP: ff11000001ec9000 R08: 1fe2200000af74c9 R09: ff11000001aed1d0 [ 142.081962][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 142.082139][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.082322][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 142.082540][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.082697][ T12] CR2: 0000560e669f50a8 CR3: 000000000ccd4001 CR4: 0000000000771ef0 [ 142.082873][ T12] PKRU: 55555554 [ 142.082964][ T12] Call Trace: [ 142.083055][ T12] [ 142.083118][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.083276][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.083428][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.083553][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.083676][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.083795][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.083914][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.084033][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.084153][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.084270][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.084399][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.084520][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.084646][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.084765][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.084882][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.085010][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.085134][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.085253][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.085381][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.085528][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.085659][ T12] kthread (kernel/kthread.c:436) [ 142.085751][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.085901][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.086019][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.086138][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.086288][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.086411][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.086530][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.096656][ T12] ------------[ cut here ]------------ | [ 142.096785][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 142.097027][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.097553][ T12] Tainted: [W]=WARN [ 142.097658][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.097805][ T12] Workqueue: netns cleanup_net [ 142.097929][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.098082][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.098607][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.098756][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6ba80 RCX: 1ff4000000018eed [ 142.098930][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bb3c [ 142.099103][ T12] RBP: ff110000078a1000 R08: 1fe220000194d769 R09: ff11000001aed1d0 [ 142.099281][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 142.099539][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.099722][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 142.099935][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.100080][ T12] CR2: 0000560e669f50a8 CR3: 000000000ccd4001 CR4: 0000000000771ef0 [ 142.100256][ T12] PKRU: 55555554 [ 142.100344][ T12] Call Trace: [ 142.100452][ T12] [ 142.100513][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.100670][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.100816][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.100934][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.101057][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.101195][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.101313][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.101437][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.101566][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.101691][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.101810][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.101928][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.102045][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.102162][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.102280][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.102405][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.102525][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.102649][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.102775][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.102901][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.103017][ T12] kthread (kernel/kthread.c:436) [ 142.103106][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.103258][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.103383][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.103502][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.103660][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.103777][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.103896][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.106205][ T12] ------------[ cut here ]------------ | [ 142.106323][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 142.106680][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.107101][ T12] Tainted: [W]=WARN [ 142.107195][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.107343][ T12] Workqueue: netns cleanup_net [ 142.107469][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.107630][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.108040][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.108188][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b000 RCX: 1ff4000000018eed [ 142.108367][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b0bc [ 142.108554][ T12] RBP: ff1100000fafc000 R08: 1fe220000194d619 R09: ff11000001aed1d0 [ 142.108733][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 142.108908][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.109084][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 142.109291][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.109442][ T12] CR2: 0000560e669f50a8 CR3: 000000000ccd4001 CR4: 0000000000771ef0 [ 142.109627][ T12] PKRU: 55555554 [ 142.109715][ T12] Call Trace: [ 142.109804][ T12] [ 142.109865][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.110017][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.110163][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.110291][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.110417][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.110542][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.110664][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.110785][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.110906][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.111021][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.111142][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.111260][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.111383][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.111503][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.111631][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.111749][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.111873][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.111990][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.112111][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.112233][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.112354][ T12] kthread (kernel/kthread.c:436) [ 142.112443][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.112607][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.112725][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.112844][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.112994][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.113111][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.113229][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.115277][ T12] ------------[ cut here ]------------ | [ 142.115403][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 142.115642][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.116061][ T12] Tainted: [W]=WARN [ 142.116153][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.116852][ T12] Workqueue: netns cleanup_net [ 142.116974][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.117127][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.117611][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.117764][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29e00 RCX: 1ff4000000018eed [ 142.117939][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29ebc [ 142.118114][ T12] RBP: ff1100000fe29000 R08: 1fe2200001f453d9 R09: ff11000001aed1d0 [ 142.118287][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 142.118514][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.118703][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 142.118915][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.119060][ T12] CR2: 0000560e669f50a8 CR3: 000000000ccd4001 CR4: 0000000000771ef0 [ 142.119235][ T12] PKRU: 55555554 [ 142.119324][ T12] Call Trace: [ 142.119456][ T12] [ 142.119521][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.119680][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.120435][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.120559][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.120680][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.120798][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.120918][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.121045][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.121163][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.121280][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.121445][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.121573][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.121695][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.121813][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.121928][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.122051][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.122175][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.122295][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.122461][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.122595][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.122715][ T12] kthread (kernel/kthread.c:436) [ 142.122803][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.122957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.123080][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.123273][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.123469][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.123593][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.123710][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.126267][ T12] ------------[ cut here ]------------ | [ 142.126448][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 142.126749][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.127272][ T12] Tainted: [W]=WARN [ 142.127426][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.127639][ T12] Workqueue: netns cleanup_net [ 142.127812][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.128018][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.128504][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.128718][ T12] RAX: 00000000ffffffa6 RBX: ff110000129903c0 RCX: 1ff4000000018eed [ 142.128941][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299047c [ 142.129165][ T12] RBP: ff110000096dc000 R08: 1fe2200002532091 R09: ff11000001aed1d0 [ 142.129400][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 142.129652][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.129879][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 142.130134][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.130331][ T12] CR2: 00007f3dcee53710 CR3: 000000000ccd4004 CR4: 0000000000771ef0 [ 142.130578][ T12] PKRU: 55555554 [ 142.130724][ T12] Call Trace: [ 142.130861][ T12] [ 142.130972][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.131174][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.131383][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.131559][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.131736][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.131902][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.132071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.132240][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.132428][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.132612][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.132786][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.132957][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.133123][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.133293][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.133474][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.133665][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.133839][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.134010][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.134182][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.134369][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.134544][ T12] kthread (kernel/kthread.c:436) [ 142.134693][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.134891][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.135059][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.135231][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.135443][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.135627][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.135797][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.138499][ T12] ------------[ cut here ]------------ | [ 142.138675][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 142.138949][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.139482][ T12] Tainted: [W]=WARN [ 142.139641][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.139836][ T12] Workqueue: netns cleanup_net [ 142.140008][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.140209][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.140713][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.140913][ T12] RAX: 00000000ffffffa6 RBX: ff11000012990ac0 RCX: 1ff4000000018eed [ 142.141138][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012990b7c [ 142.141375][ T12] RBP: ff1100000a3f4000 R08: 1fe2200002532171 R09: ff11000001aed1d0 [ 142.141613][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 142.141839][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.142066][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 142.142336][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.142558][ T12] CR2: 00007f3dcee53710 CR3: 000000000ccd4004 CR4: 0000000000771ef0 [ 142.142796][ T12] PKRU: 55555554 [ 142.142934][ T12] Call Trace: [ 142.143071][ T12] [ 142.143182][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.143400][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.143610][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.143784][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.143956][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.144124][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.144295][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.144481][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.144672][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.144840][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.145011][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.145185][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.145365][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.145546][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.145725][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.145897][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.146072][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.146238][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.146431][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.146616][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.146785][ T12] kthread (kernel/kthread.c:436) [ 142.146924][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.147120][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.147290][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.147476][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.147695][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.147864][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.148032][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.150764][ T12] ------------[ cut here ]------------ | [ 142.150931][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 142.151207][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.152673][ T12] Tainted: [W]=WARN [ 142.152862][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.153103][ T12] Workqueue: netns cleanup_net [ 142.153322][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.153605][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.154121][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.154427][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991000 RCX: 1ff4000000018eed [ 142.154714][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129910bc [ 142.154983][ T12] RBP: ff1100000eb04000 R08: 1fe2200002532219 R09: ff11000001aed1d0 [ 142.155268][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 142.155563][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.155839][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 142.156137][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.156396][ T12] CR2: 00007f3dcee53710 CR3: 000000000ccd4004 CR4: 0000000000771ef0 [ 142.156687][ T12] PKRU: 55555554 [ 142.156870][ T12] Call Trace: [ 142.157050][ T12] [ 142.157206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.157466][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.157725][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.157940][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.158153][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.158381][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.158612][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.158825][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.159045][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.159313][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.159613][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.159873][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.160126][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.160401][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.160677][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.160936][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.161190][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.161409][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.161592][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.161771][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.161941][ T12] kthread (kernel/kthread.c:436) [ 142.162080][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.162274][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.162456][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.162642][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.162839][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.163006][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.163178][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.165730][ T12] ------------[ cut here ]------------ | [ 142.165892][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 142.166172][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.167227][ T12] Tainted: [W]=WARN [ 142.167425][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.167692][ T12] Workqueue: netns cleanup_net [ 142.167913][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.168161][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.168701][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.168949][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a3c0 RCX: 1ff4000000018eed [ 142.169216][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a47c [ 142.169500][ T12] RBP: ff11000009201000 R08: 1fe2200001feb491 R09: ff11000001aed1d0 [ 142.169786][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 142.170055][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.170329][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 142.170656][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.170900][ T12] CR2: 00007f3dcee53710 CR3: 000000000ccd4004 CR4: 0000000000771ef0 [ 142.171171][ T12] PKRU: 55555554 [ 142.171368][ T12] Call Trace: [ 142.171561][ T12] [ 142.171725][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.172024][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.172310][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.172615][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.172874][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.173130][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.173402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.173684][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.173894][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.174058][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.174229][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.174412][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.174593][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.174767][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.174939][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.175109][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.175282][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.175460][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.175669][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.175842][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.176007][ T12] kthread (kernel/kthread.c:436) [ 142.176145][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.176347][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.176525][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.176714][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.176911][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.177079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.177249][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.186510][ T12] ------------[ cut here ]------------ | [ 142.186654][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 142.186888][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.187309][ T12] Tainted: [W]=WARN [ 142.187408][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.187562][ T12] Workqueue: netns cleanup_net [ 142.187688][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.187842][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.188261][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.188416][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5ac80 RCX: 1ff4000000018eed [ 142.188601][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5ad3c [ 142.188778][ T12] RBP: ff1100000fbac000 R08: 1fe2200001feb5a9 R09: ff11000001aed1d0 [ 142.188954][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 142.189127][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.189304][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 142.189523][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.189682][ T12] CR2: 00007fc76d519808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 142.189857][ T12] PKRU: 55555554 [ 142.189945][ T12] Call Trace: [ 142.190032][ T12] [ 142.190094][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.190244][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.190398][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.190515][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.190644][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.190761][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.190877][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.190997][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.191116][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.191233][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.191360][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.191478][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.191610][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.191727][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.191844][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.191963][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.192083][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.192200][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.192322][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.192448][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.192572][ T12] kthread (kernel/kthread.c:436) [ 142.192666][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.192811][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.192929][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.193047][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.193194][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.193311][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.193439][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.195785][ T12] ------------[ cut here ]------------ | [ 142.195908][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 142.196133][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.196564][ T12] Tainted: [W]=WARN [ 142.196661][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.196805][ T12] Workqueue: netns cleanup_net [ 142.196926][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.197078][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.197498][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 142.197653][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b000 RCX: 1ff4000000018eed [ 142.197827][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b0bc [ 142.197999][ T12] RBP: ff1100001000c000 R08: 1fe2200001feb619 R09: ff11000001aed1d0 [ 142.198175][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 142.198356][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.198537][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 142.198751][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.198899][ T12] CR2: 00007fc76d519808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 142.199075][ T12] PKRU: 55555554 [ 142.199163][ T12] Call Trace: [ 142.199250][ T12] [ 142.199312][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.199470][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.199622][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.199740][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.199860][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.199978][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.200096][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.200219][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.200343][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.200465][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.200594][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.200717][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.200835][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.200954][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.201074][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.201193][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.201319][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.201442][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.201570][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.201699][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.201818][ T12] kthread (kernel/kthread.c:436) [ 142.201906][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.202052][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.202171][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.202289][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.202442][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.202570][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.202692][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.224477][ T12] ------------[ cut here ]------------ | [ 142.224622][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 142.224856][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.225281][ T12] Tainted: [W]=WARN [ 142.225555][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.225710][ T12] Workqueue: netns cleanup_net [ 142.225833][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.225986][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.226416][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 142.226574][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6ce40 RCX: 1ff4000000018ed5 [ 142.226756][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6cefc [ 142.226934][ T12] RBP: ff11000012aa4000 R08: 1fe22000017ed9e1 R09: ff11000001aed1d0 [ 142.227113][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 142.227290][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 142.227475][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 142.227694][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.227843][ T12] CR2: 00007fc76d519808 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 142.228022][ T12] PKRU: 55555554 [ 142.228110][ T12] Call Trace: [ 142.228199][ T12] [ 142.228261][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 142.228417][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.228579][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 142.228704][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 142.228824][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 142.228942][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 142.229059][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 142.229179][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 142.229301][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.229425][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.229550][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.229679][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.229795][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.229916][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.230032][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.230153][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.230274][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.230397][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.230521][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.230661][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.230784][ T12] kthread (kernel/kthread.c:436) [ 142.230872][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.231024][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.231149][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.231267][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.231427][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.231565][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.231689][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 142.958569][ T12] ------------[ cut here ]------------ | [ 142.958733][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 142.958981][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 142.959524][ T12] Tainted: [W]=WARN [ 142.959629][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.959790][ T12] Workqueue: netns cleanup_net [ 142.959920][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 142.960080][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 142.960608][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 142.960771][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf380 RCX: 1ff4000000018ec7 [ 142.960959][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf43c [ 142.961146][ T12] RBP: ff1100000f94c000 R08: 1fe2200001ad7e89 R09: ff11000001aed1d0 [ 142.961335][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 142.961628][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 142.961821][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 142.962040][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 142.962208][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 142.962449][ T12] PKRU: 55555554 [ 142.962548][ T12] Call Trace: [ 142.962649][ T12] [ 142.962715][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 142.962841][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 142.962936][ T12] netif_close_many (net/core/dev.c:1804) [ 142.963064][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 142.963188][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 142.963344][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 142.963590][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 142.963721][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 142.963874][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 142.963999][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 142.964128][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.964256][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 142.964432][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 142.964618][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 142.964746][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 142.964872][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 142.964997][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 142.965131][ T12] cleanup_net (net/core/net_namespace.c:702) [ 142.965257][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 142.965404][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 142.965540][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 142.965669][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 142.965796][ T12] process_one_work (kernel/workqueue.c:3314) [ 142.965925][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 142.966048][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 142.966177][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 142.966306][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 142.966436][ T12] kthread (kernel/kthread.c:436) [ 142.966536][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 142.966699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.966823][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 142.966950][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 142.967106][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 142.967232][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 142.967361][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.008754][ T12] ------------[ cut here ]------------ | [ 143.009072][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.009326][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.010302][ T12] Tainted: [W]=WARN [ 143.010418][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.010598][ T12] Workqueue: netns cleanup_net [ 143.010731][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.010898][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.011392][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 143.011568][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216e40 RCX: 1ff4000000018e80 [ 143.011939][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c216efc [ 143.012138][ T12] RBP: ff11000004cd4000 R08: 1fe2200001842de1 R09: ff11000001aed1d0 [ 143.012795][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 143.012989][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 143.013186][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.013424][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.013595][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.013788][ T12] PKRU: 55555554 [ 143.013884][ T12] Call Trace: [ 143.013982][ T12] [ 143.014054][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.014186][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.014284][ T12] netif_close_many (net/core/dev.c:1804) [ 143.014424][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 143.014559][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.014691][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 143.014824][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 143.014961][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 143.015089][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 143.015217][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 143.015360][ T12] notifier_call_chain (kernel/notifier.c:85) [ 143.015491][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 143.015633][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 143.015762][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 143.015926][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 143.016088][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.016219][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.016385][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.016515][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.016655][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.016785][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.016915][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.017047][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.017180][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.017313][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.017447][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.017591][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.018139][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.018267][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.018404][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.018540][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.018678][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.018812][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.018939][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.019152][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.019374][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.019502][ T12] kthread (kernel/kthread.c:436) [ 143.019610][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.019767][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.020066][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.020195][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.020360][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.020489][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.020628][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.024792][ T12] ------------[ cut here ]------------ | [ 143.024923][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.025161][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.025614][ T12] Tainted: [W]=WARN [ 143.025705][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.025853][ T12] Workqueue: netns cleanup_net [ 143.025976][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.026131][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.026590][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.026741][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff4000000018eed [ 143.026920][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 143.027098][ T12] RBP: ff110000135b1000 R08: 1fe2200001842e89 R09: ff11000001aed1d0 [ 143.027282][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.027474][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.027668][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.027877][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.028033][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.028214][ T12] PKRU: 55555554 [ 143.028304][ T12] Call Trace: [ 143.028400][ T12] [ 143.028463][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.028629][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.028781][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.028904][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.029025][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.029144][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.029266][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.029391][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.029546][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.029672][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.029796][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.029917][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.030036][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.030161][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.030286][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.030417][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.030548][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.030678][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.030805][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.030931][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.031050][ T12] kthread (kernel/kthread.c:436) [ 143.031141][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.031304][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.031443][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.031569][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.031728][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.031919][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.032039][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.034480][ T12] ------------[ cut here ]------------ | [ 143.034616][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.034853][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.035281][ T12] Tainted: [W]=WARN [ 143.035879][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.036032][ T12] Workqueue: netns cleanup_net [ 143.036156][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.036315][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.036808][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.036959][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051700 RCX: 1ff4000000018eed [ 143.037137][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060517bc [ 143.037319][ T12] RBP: ff110000134cc000 R08: 1fe2200000c0a2f9 R09: ff11000001aed1d0 [ 143.037554][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.037742][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.037927][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.038137][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.038289][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.038520][ T12] PKRU: 55555554 [ 143.038621][ T12] Call Trace: [ 143.038712][ T12] [ 143.038776][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.038934][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.039084][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.039207][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.039331][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.039502][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.039641][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.039763][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.039888][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.040009][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.040133][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.040258][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.040429][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.040581][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.040712][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.040836][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.040960][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.041081][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.041208][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.041333][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.041503][ T12] kthread (kernel/kthread.c:436) [ 143.041608][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.041758][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.041880][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.042001][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.042154][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.042280][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.042451][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.045259][ T12] ------------[ cut here ]------------ | [ 143.045600][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.045841][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.046276][ T12] Tainted: [W]=WARN [ 143.046377][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.046534][ T12] Workqueue: netns cleanup_net [ 143.046669][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.046828][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.047268][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.047427][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051a80 RCX: 1ff4000000018eed [ 143.047628][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051b3c [ 143.047810][ T12] RBP: ff1100000fb49000 R08: 1fe2200000c0a369 R09: ff11000001aed1d0 [ 143.047991][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.048170][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.048353][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.048574][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.048732][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.048914][ T12] PKRU: 55555554 [ 143.049008][ T12] Call Trace: [ 143.049098][ T12] [ 143.049162][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.049320][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.049475][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.049609][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.049731][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.049852][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.049974][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.050098][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.050223][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.050342][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.050469][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.050604][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.050726][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.050848][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.050968][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.051102][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.051228][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.051353][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.051479][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.051614][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.051734][ T12] kthread (kernel/kthread.c:436) [ 143.051827][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.051977][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.052103][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.052223][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.052378][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.052499][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.052637][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.054692][ T12] ------------[ cut here ]------------ | [ 143.054812][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.055051][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.055982][ T12] Tainted: [W]=WARN [ 143.056075][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.056232][ T12] Workqueue: netns cleanup_net [ 143.056404][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.056568][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.057010][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.057162][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050e40 RCX: 1ff4000000018eed [ 143.057342][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050efc [ 143.057577][ T12] RBP: ff11000010064000 R08: 1fe2200000c0a1e1 R09: ff11000001aed1d0 [ 143.057762][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.057940][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.058166][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.058450][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.058611][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.058893][ T12] PKRU: 55555554 [ 143.059007][ T12] Call Trace: [ 143.059099][ T12] [ 143.059162][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.059395][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.059553][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.059680][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.059816][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.059950][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.060076][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.060211][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.060334][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.060512][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.060650][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.060780][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.060920][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.061067][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.061191][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.061318][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.061497][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.061640][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.061765][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.061908][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.062050][ T12] kthread (kernel/kthread.c:436) [ 143.062156][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.062314][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.062482][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.062620][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.062771][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.062894][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.063028][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.074214][ T12] ------------[ cut here ]------------ | [ 143.074338][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.075150][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.075660][ T12] Tainted: [W]=WARN [ 143.075753][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.075904][ T12] Workqueue: netns cleanup_net [ 143.076027][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.076182][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.076670][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.076868][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51700 RCX: 1ff4000000018eed [ 143.077046][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf517bc [ 143.077222][ T12] RBP: ff1100000b001000 R08: 1fe22000019ea2f9 R09: ff11000001aed1d0 [ 143.077449][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.077637][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.077817][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.078030][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.078179][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.078404][ T12] PKRU: 55555554 [ 143.078492][ T12] Call Trace: [ 143.078614][ T12] [ 143.078677][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.078828][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.078976][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.079094][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.079213][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.079333][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.079500][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.079629][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.079747][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.079864][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.079985][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.080102][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.080219][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.080338][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.080503][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.080636][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.080759][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.080881][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.081006][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.081132][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.081252][ T12] kthread (kernel/kthread.c:436) [ 143.081342][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.081542][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.081675][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.081799][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.081951][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.082072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.082190][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.084781][ T12] ------------[ cut here ]------------ | [ 143.084904][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.085140][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.085576][ T12] Tainted: [W]=WARN [ 143.085673][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.085829][ T12] Workqueue: netns cleanup_net [ 143.085956][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.086111][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.086553][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.086709][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2ac0 RCX: 1ff4000000018eed [ 143.086921][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2b7c [ 143.087104][ T12] RBP: ff1100000e821000 R08: 1fe2200001afc571 R09: ff11000001aed1d0 [ 143.087283][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.087468][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.087655][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.087879][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.088040][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.088220][ T12] PKRU: 55555554 [ 143.088313][ T12] Call Trace: [ 143.088455][ T12] [ 143.088517][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.088680][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.088838][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.088969][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.089090][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.089210][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.089329][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.089500][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.089634][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.089753][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.089874][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.089994][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.090112][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.090238][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.090404][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.090580][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.090706][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.090826][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.090952][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.091076][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.091196][ T12] kthread (kernel/kthread.c:436) [ 143.091286][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.091480][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.091610][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.091734][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.091882][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.092003][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.092123][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.095982][ T12] ------------[ cut here ]------------ | [ 143.096130][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 143.096373][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.096818][ T12] Tainted: [W]=WARN [ 143.096911][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.097059][ T12] Workqueue: netns cleanup_net [ 143.097183][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.097339][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.099803][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.104061][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6be00 RCX: 1ff4000000018eed [ 143.104244][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bebc [ 143.104538][ T12] RBP: ff11000012a29000 R08: 1fe220000194d7d9 R09: ff11000001aed1d0 [ 143.104747][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.104945][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.105126][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.105338][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.105620][ T12] CR2: 00007fc0348b0690 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 143.105801][ T12] PKRU: 55555554 [ 143.105905][ T12] Call Trace: [ 143.106000][ T12] [ 143.106065][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.106221][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.106464][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.106597][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.106720][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.106840][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.106980][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.107101][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.107226][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.107444][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.107575][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.107702][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.107823][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.107954][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.108075][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.108197][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.108320][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.108541][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.108673][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.108798][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.108918][ T12] kthread (kernel/kthread.c:436) [ 143.109009][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.109160][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.109282][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.109496][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.109662][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.109783][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.109903][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.113216][ T12] ------------[ cut here ]------------ | [ 143.113360][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 143.113619][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.114049][ T12] Tainted: [W]=WARN [ 143.114140][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.114295][ T12] Workqueue: netns cleanup_net [ 143.114457][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.114624][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.115065][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.115215][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b8c0 RCX: 1ff4000000018eed [ 143.115400][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b97c [ 143.115592][ T12] RBP: ff110000101f1000 R08: 1fe220000194d731 R09: ff11000001aed1d0 [ 143.115773][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.115950][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.116135][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.116373][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.116525][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 143.116721][ T12] PKRU: 55555554 [ 143.116816][ T12] Call Trace: [ 143.116909][ T12] [ 143.116972][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.117125][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.117274][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.117400][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.117523][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.117653][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.117776][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.117899][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.118020][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.118140][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.118264][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.118390][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.118510][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.118641][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.118763][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.118883][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.119007][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.119127][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.119252][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.119383][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.119503][ T12] kthread (kernel/kthread.c:436) [ 143.119605][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.119755][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.119880][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.120000][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.120149][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.120270][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.120397][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.122495][ T12] ------------[ cut here ]------------ | [ 143.122641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 143.122877][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.123308][ T12] Tainted: [W]=WARN [ 143.123405][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.123560][ T12] Workqueue: netns cleanup_net [ 143.123686][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.123846][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.124270][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.124425][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228740 RCX: 1ff4000000018eed [ 143.124615][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092287fc [ 143.124793][ T12] RBP: ff11000006129000 R08: 1fe2200001245101 R09: ff11000001aed1d0 [ 143.124968][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.125143][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.125322][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.125539][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.125698][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 143.125875][ T12] PKRU: 55555554 [ 143.125964][ T12] Call Trace: [ 143.126053][ T12] [ 143.126115][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.126269][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.126421][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.126547][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.126672][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.126791][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.126911][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.127033][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.127154][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.127273][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.127401][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.127523][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.127650][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.127770][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.127889][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.128010][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.128135][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.128253][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.128384][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.128508][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.128638][ T12] kthread (kernel/kthread.c:436) [ 143.128727][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.128875][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.128994][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.129114][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.129263][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.129389][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.129509][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.132318][ T12] ------------[ cut here ]------------ | [ 143.133104][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 143.133443][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.133896][ T12] Tainted: [W]=WARN [ 143.134091][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.134249][ T12] Workqueue: netns cleanup_net [ 143.134480][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.134654][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.135094][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 143.135255][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228e40 RCX: 1ff4000000018e99 [ 143.135554][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228efc [ 143.135742][ T12] RBP: ff11000004cd4000 R08: 1fe22000012451e1 R09: ff11000001aed1d0 [ 143.135927][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.136109][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.136294][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.136574][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.136732][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 143.136919][ T12] PKRU: 55555554 [ 143.137011][ T12] Call Trace: [ 143.137103][ T12] [ 143.137168][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.137327][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.137538][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 143.137669][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.137794][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 143.137950][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 143.138077][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 143.138204][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 143.138332][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 143.138510][ T12] notifier_call_chain (kernel/notifier.c:85) [ 143.138648][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 143.138806][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.138962][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.139087][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.139214][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.139336][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.139512][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.139650][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.139780][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.139904][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.140036][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.140160][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.140290][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.140467][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.140605][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.140731][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.140862][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.140994][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.141123][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.141253][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.141427][ T12] kthread (kernel/kthread.c:436) [ 143.141521][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.141687][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.141847][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.141987][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.142142][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.142266][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.142441][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.144795][ T12] ------------[ cut here ]------------ | [ 143.144937][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 143.145178][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.145634][ T12] Tainted: [W]=WARN [ 143.145725][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.145872][ T12] Workqueue: netns cleanup_net [ 143.145995][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.146149][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.146651][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 143.146800][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229380 RCX: 1ff4000000018eed [ 143.147027][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922943c [ 143.147205][ T12] RBP: ff1100000f94c000 R08: 1fe2200001245289 R09: ff11000001aed1d0 [ 143.147387][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 143.147569][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.147753][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.147961][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.148113][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 143.148291][ T12] PKRU: 55555554 [ 143.148395][ T12] Call Trace: [ 143.148483][ T12] [ 143.148576][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.148738][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.148895][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 143.149014][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 143.149135][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.149253][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 143.149379][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.149499][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 143.149633][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.149750][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.149873][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.149992][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.150110][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.150230][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.150356][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.150477][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.150612][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.150731][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.150853][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.150976][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.151094][ T12] kthread (kernel/kthread.c:436) [ 143.151184][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.151334][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.151459][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.151588][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.151738][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.151895][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.152016][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.172290][ T3051] ------------[ cut here ]------------ | [ 143.172792][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.173116][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.173732][ T3051] Tainted: [W]=WARN [ 143.173888][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.174107][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.174337][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.174914][ T3051] RSP: 0018:ffa00000015efa80 EFLAGS: 00010286 [ 143.175136][ T3051] RAX: 00000000ffffffa6 RBX: ff110000137dec80 RCX: 1ff40000002bdf16 [ 143.175399][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137ded3c [ 143.175669][ T3051] RBP: ff11000004fcc000 R08: 1fe22000026fbda9 R09: ff1100000957ae80 [ 143.175948][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.176208][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004fcc000 [ 143.176482][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.176797][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.177039][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.177299][ T3051] PKRU: 55555554 [ 143.177484][ T3051] Call Trace: [ 143.177659][ T3051] [ 143.177783][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.177973][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.178166][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.178322][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.178548][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.178775][ T3051] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.178964][ T3051] register_netdev (net/core/dev.c:11552) [ 143.179150][ T3051] loopback_net_init (drivers/net/loopback.c:218) [ 143.179385][ T3051] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 143.179583][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.179748][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.179926][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.180111][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.180299][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.180501][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.180709][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.180912][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.181124][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.181314][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.181519][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.181758][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.181991][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.182185][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.182384][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.182579][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.182778][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.183011][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.183198][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.183430][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.183647][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.184196][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.184463][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.184733][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.184987][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.185238][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.185500][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.187673][ T12] ------------[ cut here ]------------ | [ 143.187810][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 143.188079][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.188551][ T12] Tainted: [W]=WARN [ 143.188654][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.188813][ T12] Workqueue: netns cleanup_net [ 143.188962][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.189126][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.189592][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 143.189751][ T12] RAX: 00000000ffffffa6 RBX: ff110000137dee40 RCX: 1ff4000000018eaf [ 143.189957][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137deefc [ 143.190151][ T12] RBP: ff1100000ef49000 R08: 1fe22000026fbde1 R09: ff11000001aed1d0 [ 143.190339][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 143.190537][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b859000 [ 143.190733][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.190978][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.191141][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 143.191337][ T12] PKRU: 55555554 [ 143.191439][ T12] Call Trace: [ 143.191541][ T12] [ 143.191616][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.191745][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.191842][ T12] netif_close_many (net/core/dev.c:1804) [ 143.191986][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 143.192114][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 143.192240][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 143.192406][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 143.192572][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.192711][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.192919][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.193051][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.193176][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 143.193334][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 143.193475][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 143.193613][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.193739][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 143.193873][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 143.194011][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 143.194140][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.194267][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.194403][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.194538][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.194670][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.194797][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.194926][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.195054][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.195185][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.195313][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.195450][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.195592][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.195719][ T12] kthread (kernel/kthread.c:436) [ 143.195815][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.195973][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.196100][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.196228][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.196391][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.196517][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.196658][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.198540][ T12] ------------[ cut here ]------------ | [ 143.198703][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 143.198950][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.199411][ T12] Tainted: [W]=WARN [ 143.199508][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.199677][ T12] Workqueue: netns cleanup_net [ 143.199808][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.199990][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.200443][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 143.200613][ T12] RAX: 00000000ffffffa6 RBX: ff110000137de900 RCX: 1ff4000000018eaf [ 143.200805][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de9bc [ 143.201010][ T12] RBP: ff1100000b859000 R08: 1fe22000026fbd39 R09: ff11000001aed1d0 [ 143.201197][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 143.201417][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 143.201618][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.202095][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.202253][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 143.202446][ T12] PKRU: 55555554 [ 143.202546][ T12] Call Trace: [ 143.202646][ T12] [ 143.202712][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.202837][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 143.202963][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.203061][ T12] netif_close_many (net/core/dev.c:1804) [ 143.203190][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 143.203320][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 143.203465][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 143.203641][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 143.203800][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.203928][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.204083][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.204214][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.204339][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 143.204505][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 143.204643][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 143.204775][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.204924][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 143.205056][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 143.205186][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 143.205316][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.205446][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.205584][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.205716][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.205843][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.205999][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.206125][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.206252][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.206388][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.206516][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.206661][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.206794][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.206924][ T12] kthread (kernel/kthread.c:436) [ 143.207019][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.207175][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.207303][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.207435][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.207610][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.207742][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.207883][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.210178][ T12] ------------[ cut here ]------------ | [ 143.210324][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 143.210593][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.211051][ T12] Tainted: [W]=WARN [ 143.211143][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.211295][ T12] Workqueue: netns cleanup_net [ 143.211430][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.211600][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.212065][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 143.212221][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414900 RCX: 1ff4000000018ed5 [ 143.212414][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4149bc [ 143.212613][ T12] RBP: ff1100000ef49000 R08: 1fe2200001882939 R09: ff11000001aed1d0 [ 143.212795][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 143.212981][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.213168][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.213388][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.213543][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 143.213730][ T12] PKRU: 55555554 [ 143.213821][ T12] Call Trace: [ 143.213912][ T12] [ 143.213976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.214133][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.214285][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.214412][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.214539][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 143.214706][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 143.214829][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.214965][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 143.215089][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 143.215213][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 143.215336][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.215463][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.215601][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.215724][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.215845][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.215989][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.216110][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.216237][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.216365][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.216488][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.216627][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.216754][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.216883][ T12] kthread (kernel/kthread.c:436) [ 143.216988][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.217146][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.217275][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.217405][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.217562][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.217693][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.217817][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.220284][ T12] ------------[ cut here ]------------ | [ 143.220781][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 143.221043][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.221481][ T12] Tainted: [W]=WARN [ 143.221579][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.221737][ T12] Workqueue: netns cleanup_net [ 143.221873][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.222041][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.222480][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 143.222649][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c4151c0 RCX: 1ff4000000018ed5 [ 143.222833][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41527c [ 143.223035][ T12] RBP: ff1100000b859000 R08: 1fe2200001882a51 R09: ff11000001aed1d0 [ 143.223217][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 143.223406][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.223600][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.223813][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.223966][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 143.224184][ T12] PKRU: 55555554 [ 143.224276][ T12] Call Trace: [ 143.224372][ T12] [ 143.224438][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.224602][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.224753][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.224874][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.224995][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 143.225152][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 143.225276][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.225406][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 143.225533][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 143.225661][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 143.225784][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.225904][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.226030][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.226152][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.226273][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.226404][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.226525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.226655][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.226780][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.226901][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.227028][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.227161][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.227287][ T12] kthread (kernel/kthread.c:436) [ 143.227385][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.227543][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.227670][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.227792][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.227945][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.228066][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.228189][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.230775][ T12] ------------[ cut here ]------------ | [ 143.230897][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 143.231134][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.231578][ T12] Tainted: [W]=WARN [ 143.231675][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.231830][ T12] Workqueue: netns cleanup_net [ 143.231958][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.232114][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.232562][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 143.232720][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff1c0 RCX: 1ff4000000018ed5 [ 143.232900][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff27c [ 143.233081][ T12] RBP: ff1100000eee9000 R08: 1fe220000051fe51 R09: ff11000001aed1d0 [ 143.233262][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 143.233448][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.233640][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.233851][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.234002][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 143.234190][ T12] PKRU: 55555554 [ 143.234281][ T12] Call Trace: [ 143.234378][ T12] [ 143.234442][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 143.234608][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 143.234757][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 143.234878][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 143.234998][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 143.235157][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 143.235282][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.235414][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 143.235543][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 143.235671][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 143.235795][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 143.235917][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.236046][ T12] cleanup_net (net/core/net_namespace.c:702) [ 143.236169][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 143.236291][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 143.236419][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.236544][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.236670][ T12] process_one_work (kernel/workqueue.c:3314) [ 143.236794][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.236914][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.237040][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.237169][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.237290][ T12] kthread (kernel/kthread.c:436) [ 143.237389][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.237545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.237671][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.237791][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.237944][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.238066][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 143.238188][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.248794][ T3051] ------------[ cut here ]------------ | [ 143.249000][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.249317][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.249915][ T3051] Tainted: [W]=WARN [ 143.250064][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.250279][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.250516][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.251054][ T3051] RSP: 0018:ffa00000015ef918 EFLAGS: 00010286 [ 143.251272][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000ce33380 RCX: 1ff40000002bdee9 [ 143.251539][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce3343c [ 143.251797][ T3051] RBP: ff110000061dc000 R08: 1fe22000019c6689 R09: ff1100000957ae80 [ 143.252046][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.252293][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061dc000 [ 143.252563][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.252853][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.253071][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.253325][ T3051] PKRU: 55555554 [ 143.253489][ T3051] Call Trace: [ 143.253658][ T3051] [ 143.253779][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.253965][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.254150][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.254303][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.254503][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.254738][ T3051] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.254924][ T3051] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.255107][ T3051] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.255290][ T3051] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.255488][ T3051] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.255692][ T3051] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.255878][ T3051] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.256069][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.256222][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.256386][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.256575][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.256769][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.256954][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.257139][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.257329][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.257527][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.257731][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.257913][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.258096][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.258280][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.258479][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.258684][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.258867][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.259051][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.259234][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.259433][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.259665][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.259853][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.260385][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.260655][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.260902][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.261151][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.261413][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.261679][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.266120][ T3051] ------------[ cut here ]------------ | [ 143.266318][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.266659][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.267200][ T3051] Tainted: [W]=WARN [ 143.267365][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.267593][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.267823][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.268363][ T3051] RSP: 0018:ffa00000015ef8f8 EFLAGS: 00010286 [ 143.268591][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000eed8040 RCX: 1ff40000002bdee5 [ 143.268844][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed80fc [ 143.269093][ T3051] RBP: ff1100000ca9c000 R08: 1fe2200001ddb021 R09: ff1100000957ae80 [ 143.269360][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.269617][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca9c000 [ 143.269868][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.270149][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.270383][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.270654][ T3051] PKRU: 55555554 [ 143.270806][ T3051] Call Trace: [ 143.270956][ T3051] [ 143.271075][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.271261][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.271459][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.271625][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.271812][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.272028][ T3051] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.272215][ T3051] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.272416][ T3051] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.272614][ T3051] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.272803][ T3051] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.272992][ T3051] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.273179][ T3051] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 143.273378][ T3051] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 143.273576][ T3051] vti_init_net (net/ipv4/ip_vti.c:517) [ 143.273772][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.273926][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.274080][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.274262][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.274482][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.274689][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.274876][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.275063][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.275249][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.275450][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.275651][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.275840][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.276023][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.276211][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.276412][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.276619][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.276806][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.276992][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.277177][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.277411][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.277613][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.278134][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.278401][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.278670][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.278920][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.279169][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.279432][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.299560][ T3051] ------------[ cut here ]------------ | [ 143.299778][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.300091][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.300660][ T3051] Tainted: [W]=WARN [ 143.300811][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.301025][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.301248][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.301792][ T3051] RSP: 0018:ffa00000015efa78 EFLAGS: 00010286 [ 143.302013][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000fb2f700 RCX: 1ff40000002bdf15 [ 143.302260][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f7bc [ 143.302522][ T3051] RBP: ff110000129d9000 R08: 1fe2200001f65ef9 R09: ff1100000957ae80 [ 143.302792][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.303038][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129d9000 [ 143.303289][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.303593][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.303815][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.304062][ T3051] PKRU: 55555554 [ 143.304210][ T3051] Call Trace: [ 143.304374][ T3051] [ 143.304492][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.304694][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.304876][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.305028][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.305212][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.305435][ T3051] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.305645][ T3051] register_netdev (net/core/dev.c:11552) [ 143.305829][ T3051] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 143.306015][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.306168][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.306322][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.306516][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.306719][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.306907][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.307093][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.307279][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.307477][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.307681][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.307865][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.308050][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.308237][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.308437][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.308657][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.308842][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.309028][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.309213][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.309412][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.309650][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.309841][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.310376][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.310647][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.310896][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.311144][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.311405][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.311676][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.316396][ T3051] ------------[ cut here ]------------ | [ 143.316595][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.316915][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.317499][ T3051] Tainted: [W]=WARN [ 143.317670][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.317888][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.318113][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.318666][ T3051] RSP: 0018:ffa00000015efa68 EFLAGS: 00010286 [ 143.318886][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000b636200 RCX: 1ff40000002bdf13 [ 143.319136][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6362bc [ 143.319399][ T3051] RBP: ff1100000e841000 R08: 1fe22000016c6c59 R09: ff1100000957ae80 [ 143.319668][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.319919][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e841000 [ 143.320171][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.320469][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.320708][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.320961][ T3051] PKRU: 55555554 [ 143.321111][ T3051] Call Trace: [ 143.321263][ T3051] [ 143.321397][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.321595][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.321785][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.321939][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.322126][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.322364][ T3051] register_netdev (net/core/dev.c:11552) [ 143.322557][ T3051] sit_init_net (net/ipv6/sit.c:1860) [ 143.322752][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.322907][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.323059][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.323242][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.323439][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.323646][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.323836][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.324021][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.324208][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.324404][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.324600][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.324790][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.324976][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.325165][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.325365][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.325558][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.325750][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.325934][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.326121][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.326337][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.326550][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.327080][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.327332][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.327608][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.327858][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.328105][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.328365][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.333660][ T3051] ------------[ cut here ]------------ | [ 143.333859][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.334171][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.334746][ T3051] Tainted: [W]=WARN [ 143.334897][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.335114][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.335339][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.335889][ T3051] RSP: 0018:ffa00000015efa78 EFLAGS: 00010286 [ 143.336109][ T3051] RAX: 00000000ffffffa6 RBX: ff1100001369d380 RCX: 1ff40000002bdf15 [ 143.336371][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369d43c [ 143.336638][ T3051] RBP: ff110000126a9000 R08: 1fe22000026d3a89 R09: ff1100000957ae80 [ 143.336888][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.337142][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126a9000 [ 143.337408][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.337713][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.337931][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.338183][ T3051] PKRU: 55555554 [ 143.338334][ T3051] Call Trace: [ 143.338499][ T3051] [ 143.338636][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.338822][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.339007][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.339162][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.339364][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.339588][ T3051] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.339786][ T3051] register_netdev (net/core/dev.c:11552) [ 143.339971][ T3051] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 143.340156][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.340312][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.340478][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.340680][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.340868][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.341053][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.341240][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.341439][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.341643][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.341828][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.342012][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.342196][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.342396][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.342598][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.342787][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.342971][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.343154][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.343340][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.343548][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.343770][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.343958][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.344492][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.344758][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.345007][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.345271][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.345540][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.345800][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.350200][ T3051] ------------[ cut here ]------------ | [ 143.350394][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.350714][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.351250][ T3051] Tainted: [W]=WARN [ 143.351412][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.351646][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.351868][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.352394][ T3051] RSP: 0018:ffa00000015ef918 EFLAGS: 00010286 [ 143.352627][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000d7e3e00 RCX: 1ff40000002bdee9 [ 143.352879][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3ebc [ 143.353127][ T3051] RBP: ff1100000e04c000 R08: 1fe2200001afc7d9 R09: ff1100000957ae80 [ 143.353387][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.353650][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 143.353903][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.354183][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.354415][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.354682][ T3051] PKRU: 55555554 [ 143.354832][ T3051] Call Trace: [ 143.354983][ T3051] [ 143.355102][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.355287][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.355485][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.355658][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.355844][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.356060][ T3051] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.356246][ T3051] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.356445][ T3051] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.356648][ T3051] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.356836][ T3051] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.357021][ T3051] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.357207][ T3051] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.357405][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.357567][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.357729][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.357911][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.358097][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.358284][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.358484][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.358691][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.358876][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.359059][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.359243][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.359439][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.359641][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.359828][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.360011][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.360195][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.360395][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.360591][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.360783][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.360997][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.361185][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.361743][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.361992][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.362238][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.362497][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.362761][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.363008][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.367771][ T3051] ------------[ cut here ]------------ | [ 143.367963][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.368269][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.368831][ T3051] Tainted: [W]=WARN [ 143.368980][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.369193][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.369427][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.369956][ T3051] RSP: 0018:ffa00000015ef918 EFLAGS: 00010286 [ 143.370170][ T3051] RAX: 00000000ffffffa6 RBX: ff1100000b677700 RCX: 1ff40000002bdee9 [ 143.370427][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6777bc [ 143.370690][ T3051] RBP: ff110000080e4000 R08: 1fe22000016ceef9 R09: ff1100000957ae80 [ 143.370934][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.371178][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000080e4000 [ 143.371435][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.371732][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.371948][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.372193][ T3051] PKRU: 55555554 [ 143.372341][ T3051] Call Trace: [ 143.372505][ T3051] [ 143.372638][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.372822][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.373009][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.373163][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.373386][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.373617][ T3051] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.373803][ T3051] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.373987][ T3051] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.374169][ T3051] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.374367][ T3051] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.374557][ T3051] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.374752][ T3051] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.374936][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.375088][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.375238][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.375434][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.375638][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.375820][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.376003][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.376188][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.376384][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.376574][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.376768][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.376950][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.377135][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.377320][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.377516][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.377718][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.377902][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.378085][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.378269][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.378498][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.378706][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.379224][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.379487][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.379752][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.379997][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.380241][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.380496][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.385798][ T3051] ------------[ cut here ]------------ | [ 143.385977][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051 | [ 143.386278][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.386842][ T3051] Tainted: [W]=WARN [ 143.386991][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.387204][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.387435][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.387968][ T3051] RSP: 0018:ffa00000015ef918 EFLAGS: 00010286 [ 143.388183][ T3051] RAX: 00000000ffffffa6 RBX: ff110000057baac0 RCX: 1ff40000002bdee9 [ 143.389110][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bab7c [ 143.389443][ T3051] RBP: ff1100000589c000 R08: 1fe2200000af7571 R09: ff1100000957ae80 [ 143.389776][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 143.390091][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000589c000 [ 143.390420][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 143.390794][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.391072][ T3051] CR2: 00007f6aff2dec20 CR3: 0000000013640001 CR4: 0000000000771ef0 [ 143.391398][ T3051] PKRU: 55555554 [ 143.391626][ T3051] Call Trace: [ 143.391839][ T3051] [ 143.392018][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.392262][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.392520][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.392753][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.392999][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.393273][ T3051] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.393537][ T3051] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.393793][ T3051] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.394028][ T3051] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.394268][ T3051] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.394520][ T3051] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.394779][ T3051] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.395019][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.395229][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.395451][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.395711][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.395956][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.396197][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.396450][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.396711][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.396971][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.397230][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.397485][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.397756][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.398011][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.398257][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.398510][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.398772][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.399017][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.399271][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.399525][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.399816][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.400067][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.400672][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.400981][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.401285][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.401624][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.401927][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.402230][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.414305][ T3051] ------------[ cut here ]------------ | [ 143.414476][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3051 | [ 143.414763][ T3051] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.415223][ T3051] Tainted: [W]=WARN [ 143.415327][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.415508][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.415698][ T3051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.416196][ T3051] RSP: 0018:ffa00000015efa70 EFLAGS: 00010286 [ 143.416378][ T3051] RAX: 00000000ffffffa6 RBX: ff110000105acac0 RCX: 1ff40000002bdf14 [ 143.416597][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000105acb7c [ 143.416805][ T3051] RBP: ff110000095e1000 R08: 1fe22000020b5971 R09: ff1100000957ae80 [ 143.417009][ T3051] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.417215][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095e1000 [ 143.417433][ T3051] FS: 00007f6aff0dd840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.417683][ T3051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.417859][ T3051] CR2: 00007f4e2aaa0f98 CR3: 0000000013640006 CR4: 0000000000771ef0 [ 143.418066][ T3051] PKRU: 55555554 [ 143.418169][ T3051] Call Trace: [ 143.418270][ T3051] [ 143.418342][ T3051] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.418502][ T3051] ? notifier_call_chain (kernel/notifier.c:85) [ 143.418656][ T3051] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.418791][ T3051] register_netdevice (net/core/dev.c:11488) [ 143.418932][ T3051] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.419107][ T3051] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.419249][ T3051] register_netdev (net/core/dev.c:11552) [ 143.419393][ T3051] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 143.419541][ T3051] ops_init (net/core/net_namespace.c:137) [ 143.419653][ T3051] setup_net (net/core/net_namespace.c:446) [ 143.419756][ T3051] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.419892][ T3051] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.420030][ T3051] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.420171][ T3051] copy_net_ns (net/core/net_namespace.c:579) [ 143.420309][ T3051] create_new_namespaces (kernel/nsproxy.c:132) [ 143.420457][ T3051] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.420606][ T3051] ksys_unshare (kernel/fork.c:3243) [ 143.420742][ T3051] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.420880][ T3051] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.421019][ T3051] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.421158][ T3051] ? __ia32_sys_open (fs/open.c:1374) [ 143.421297][ T3051] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.421441][ T3051] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.421587][ T3051] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.421725][ T3051] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.421862][ T3051] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.421999][ T3051] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.422169][ T3051] RIP: 0033:0x7f6aff39fbcb [ 143.422312][ T3051] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.422818][ T3051] RSP: 002b:00007ffd12b9f698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.423025][ T3051] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6aff39fbcb [ 143.423230][ T3051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.423445][ T3051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.423657][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd12ba18c0 [ 143.423859][ T3051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd12ba2877 | [ 143.457713][ T3052] ------------[ cut here ]------------ | [ 143.457880][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3052 | [ 143.458150][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.458623][ T3052] Tainted: [W]=WARN [ 143.458725][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.458894][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.459069][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.459563][ T3052] RSP: 0018:ffa000000145fa80 EFLAGS: 00010286 [ 143.459740][ T3052] RAX: 00000000ffffffa6 RBX: ff1100001369de00 RCX: 1ff400000028bf16 [ 143.459941][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001369debc [ 143.460140][ T3052] RBP: ff11000005f64000 R08: 1fe22000026d3bd9 R09: ff1100000957d180 [ 143.460351][ T3052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.460556][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005f64000 [ 143.460761][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.460997][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.461173][ T3052] CR2: 00007f253d5acc20 CR3: 000000000c3ac004 CR4: 0000000000771ef0 [ 143.461965][ T3052] PKRU: 55555554 [ 143.462068][ T3052] Call Trace: [ 143.462170][ T3052] [ 143.462240][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.462466][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.462615][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.462724][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.462859][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.463025][ T3052] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.463166][ T3052] register_netdev (net/core/dev.c:11552) [ 143.463299][ T3052] loopback_net_init (drivers/net/loopback.c:218) [ 143.463523][ T3052] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 143.463670][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.463775][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.463877][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.464010][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.464225][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.464448][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.464596][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.464733][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.464867][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.465005][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.465139][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.465273][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.465476][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.465624][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.465757][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.465890][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.466023][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.466158][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.466294][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.466520][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.466673][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.467150][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.467408][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.467619][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.467819][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.468016][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.468215][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.479495][ T3052] ------------[ cut here ]------------ | [ 143.479679][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3052 | [ 143.479942][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.480413][ T3052] Tainted: [W]=WARN [ 143.480513][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.480692][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.480864][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.481334][ T3052] RSP: 0018:ffa000000145f918 EFLAGS: 00010286 [ 143.481510][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000278b380 RCX: 1ff400000028bee9 [ 143.481721][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b43c [ 143.481918][ T3052] RBP: ff11000013771000 R08: 1fe22000004f1689 R09: ff1100000957d180 [ 143.482114][ T3052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.482310][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013771000 [ 143.482521][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.482768][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.482936][ T3052] CR2: 00007f253d5acc20 CR3: 000000000c3ac004 CR4: 0000000000771ef0 [ 143.483135][ T3052] PKRU: 55555554 [ 143.483234][ T3052] Call Trace: [ 143.483334][ T3052] [ 143.483408][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.483548][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.483688][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.483789][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.483923][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.484087][ T3052] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.484222][ T3052] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.484359][ T3052] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.484492][ T3052] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.484640][ T3052] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.484772][ T3052] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.484906][ T3052] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.485038][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.485143][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.485247][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.485383][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.485538][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.485691][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.485825][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.485963][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.486097][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.486233][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.486372][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.486505][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.486654][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.486788][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.486920][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.487051][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.487188][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.487320][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.487456][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.487628][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.487767][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.488253][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.488459][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.488673][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.488871][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.489068][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.489266][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.493646][ T3052] ------------[ cut here ]------------ | [ 143.493808][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3052 | [ 143.494076][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.494539][ T3052] Tainted: [W]=WARN [ 143.494650][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.494821][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.494995][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.495485][ T3052] RSP: 0018:ffa000000145f8f8 EFLAGS: 00010286 [ 143.495666][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000b230580 RCX: 1ff400000028bee5 [ 143.495869][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23063c [ 143.496078][ T3052] RBP: ff11000008ef1000 R08: 1fe22000016460c9 R09: ff1100000957d180 [ 143.496282][ T3052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.496489][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ef1000 [ 143.496703][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.496938][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.497107][ T3052] CR2: 00007f253d5acc20 CR3: 000000000c3ac004 CR4: 0000000000771ef0 [ 143.497311][ T3052] PKRU: 55555554 [ 143.497418][ T3052] Call Trace: [ 143.497525][ T3052] [ 143.497608][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.497743][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.497879][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.497983][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.498120][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.498290][ T3052] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.498433][ T3052] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.498576][ T3052] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.498716][ T3052] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.498853][ T3052] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.498990][ T3052] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.499127][ T3052] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 143.499264][ T3052] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 143.499407][ T3052] vti_init_net (net/ipv4/ip_vti.c:517) [ 143.499573][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.499686][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.499790][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.499924][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.500058][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.500198][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.500340][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.500484][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.500635][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.500771][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.500907][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.501045][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.501188][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.501332][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.501472][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.501618][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.501754][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.501889][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.502025][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.502199][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.502342][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.502839][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.503043][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.503248][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.503460][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.503674][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.503877][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.508172][ T3052] ------------[ cut here ]------------ | [ 143.508335][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3052 | [ 143.508626][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.509086][ T3052] Tainted: [W]=WARN [ 143.509189][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.509361][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.509544][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.510026][ T3052] RSP: 0018:ffa000000145fa78 EFLAGS: 00010286 [ 143.510194][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000e0f0e40 RCX: 1ff400000028bf15 [ 143.510397][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f0efc [ 143.510611][ T3052] RBP: ff11000012a04000 R08: 1fe2200001c1e1e1 R09: ff1100000957d180 [ 143.510812][ T3052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.511013][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a04000 [ 143.511215][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.511454][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.511634][ T3052] CR2: 00007f253d5acc20 CR3: 000000000c3ac004 CR4: 0000000000771ef0 [ 143.511837][ T3052] PKRU: 55555554 [ 143.511936][ T3052] Call Trace: [ 143.512036][ T3052] [ 143.512104][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.512237][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.512376][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.512478][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.512625][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.512792][ T3052] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.512927][ T3052] register_netdev (net/core/dev.c:11552) [ 143.513061][ T3052] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 143.513196][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.513300][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.513406][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.513543][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.513683][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.513820][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.513957][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.514093][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.514226][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.514363][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.514496][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.514643][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.514778][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.514914][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.515048][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.515181][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.515314][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.515452][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.515595][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.515763][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.515902][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.516384][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.516594][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.516796][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.516995][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.517196][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.517401][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.521611][ T3052] ------------[ cut here ]------------ | [ 143.521754][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3052 | [ 143.522020][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.522467][ T3052] Tainted: [W]=WARN [ 143.522577][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.522750][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.522925][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.523409][ T3052] RSP: 0018:ffa000000145fa68 EFLAGS: 00010286 [ 143.523612][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff400000028bf13 [ 143.523820][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 143.524022][ T3052] RBP: ff11000013811000 R08: 1fe22000004f17d9 R09: ff1100000957d180 [ 143.524221][ T3052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.524425][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013811000 [ 143.524642][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.524878][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.525052][ T3052] CR2: 00007f253d5acc20 CR3: 000000000c3ac004 CR4: 0000000000771ef0 [ 143.525254][ T3052] PKRU: 55555554 [ 143.525359][ T3052] Call Trace: [ 143.525460][ T3052] [ 143.525540][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.525682][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.525816][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.525918][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.526054][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.526226][ T3052] register_netdev (net/core/dev.c:11552) [ 143.526364][ T3052] sit_init_net (net/ipv6/sit.c:1860) [ 143.526499][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.526613][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.526715][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.526849][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.526983][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.527120][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.527256][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.527398][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.527540][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.527679][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.527814][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.527952][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.528086][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.528231][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.528369][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.528505][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.528648][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.528783][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.528918][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.529086][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.529226][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.529730][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.529934][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.530133][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.530333][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.530546][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.530752][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.535233][ T3052] ------------[ cut here ]------------ | [ 143.535901][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3052 | [ 143.536175][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.536697][ T3052] Tainted: [W]=WARN [ 143.536802][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.536972][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.537150][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.537710][ T3052] RSP: 0018:ffa000000145fa78 EFLAGS: 00010286 [ 143.537885][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000b231c40 RCX: 1ff400000028bf15 [ 143.538148][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b231cfc [ 143.538413][ T3052] RBP: ff1100000ff84000 R08: 1fe22000016463a1 R09: ff1100000957d180 [ 143.538629][ T3052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.538836][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff84000 [ 143.539042][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.539283][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.539535][ T3052] CR2: 00007f253d5acc20 CR3: 000000000c3ac004 CR4: 0000000000771ef0 [ 143.539751][ T3052] PKRU: 55555554 [ 143.539854][ T3052] Call Trace: [ 143.539957][ T3052] [ 143.540028][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.540166][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.540303][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.540467][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.540616][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.540789][ T3052] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.540929][ T3052] register_netdev (net/core/dev.c:11552) [ 143.541068][ T3052] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 143.541206][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.541311][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.541475][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.541622][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.541761][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.541900][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.542040][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.542180][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.542319][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.542514][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.542661][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.542799][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.542949][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.543092][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.543229][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.543425][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.543567][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.543708][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.543844][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.544016][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.544158][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.544722][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.544929][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.545139][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.545343][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.545617][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.545822][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.563050][ T3052] ------------[ cut here ]------------ | [ 143.563220][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3052 | [ 143.563540][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.564003][ T3052] Tainted: [W]=WARN [ 143.564105][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.564279][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.564463][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.564969][ T3052] RSP: 0018:ffa000000145f918 EFLAGS: 00010286 [ 143.565154][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000ef6b540 RCX: 1ff400000028bee9 [ 143.565362][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ef6b5fc [ 143.565583][ T3052] RBP: ff1100000ecb4000 R08: 1fe2200001ded6c1 R09: ff1100000957d180 [ 143.565786][ T3052] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.565989][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ecb4000 [ 143.566202][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.566449][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.566628][ T3052] CR2: 00007fc0348b0690 CR3: 000000000c3ac005 CR4: 0000000000771ef0 [ 143.566839][ T3052] PKRU: 55555554 [ 143.566939][ T3052] Call Trace: [ 143.567039][ T3052] [ 143.567109][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.567246][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.567388][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.567491][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.567641][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.567810][ T3052] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.567949][ T3052] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.568083][ T3052] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.568221][ T3052] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.568364][ T3052] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.568500][ T3052] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.568680][ T3052] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.568817][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.568921][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.569024][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.569157][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.569296][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.569440][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.569587][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.569727][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.569863][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.569998][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.570133][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.570269][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.570410][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.570554][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.570692][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.570826][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.570962][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.571096][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.571236][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.571411][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.571558][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.572040][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.572245][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.572453][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.572666][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.572867][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.573068][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.577464][ T3052] ------------[ cut here ]------------ | [ 143.577630][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3052 | [ 143.577895][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.578339][ T3052] Tainted: [W]=WARN [ 143.578448][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.578628][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.578801][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.579283][ T3052] RSP: 0018:ffa000000145f918 EFLAGS: 00010286 [ 143.579457][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000ef6a040 RCX: 1ff400000028bee9 [ 143.579670][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ef6a0fc [ 143.579870][ T3052] RBP: ff1100000dbfc000 R08: 1fe2200001ded421 R09: ff1100000957d180 [ 143.580071][ T3052] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.580273][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbfc000 [ 143.580482][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.580727][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.580893][ T3052] CR2: 00007fc0348b0690 CR3: 000000000c3ac005 CR4: 0000000000771ef0 [ 143.581094][ T3052] PKRU: 55555554 [ 143.581195][ T3052] Call Trace: [ 143.581295][ T3052] [ 143.581372][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.581507][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.581651][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.581753][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.581889][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.582057][ T3052] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.582199][ T3052] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.582340][ T3052] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.582480][ T3052] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.582627][ T3052] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.582762][ T3052] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.582898][ T3052] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.583034][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.583143][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.583247][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.583389][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.583524][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.583671][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.583806][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.583943][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.584077][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.584211][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.584352][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.584488][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.584632][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.584768][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.584902][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.585035][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.585168][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.585312][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.585452][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.585630][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.585770][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.586249][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.586458][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.586672][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.586873][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.587073][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.587273][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.591815][ T3052] ------------[ cut here ]------------ | [ 143.591972][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3052 | [ 143.592236][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.592696][ T3052] Tainted: [W]=WARN [ 143.592797][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.592968][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.593142][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.593646][ T3052] RSP: 0018:ffa000000145f918 EFLAGS: 00010286 [ 143.593816][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000ee06580 RCX: 1ff400000028bee9 [ 143.594019][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee0663c [ 143.594219][ T3052] RBP: ff11000008ef4000 R08: 1fe2200001dc0cc9 R09: ff1100000957d180 [ 143.594424][ T3052] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.594633][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ef4000 [ 143.594838][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.595079][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.595248][ T3052] CR2: 00007fc0348b0690 CR3: 000000000c3ac005 CR4: 0000000000771ef0 [ 143.595454][ T3052] PKRU: 55555554 [ 143.595561][ T3052] Call Trace: [ 143.595665][ T3052] [ 143.595734][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.595873][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.596008][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.596111][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.596247][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.596420][ T3052] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.596567][ T3052] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 143.596708][ T3052] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 143.596841][ T3052] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 143.596978][ T3052] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 143.597112][ T3052] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 143.597253][ T3052] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 143.597394][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.597497][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.597613][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.597746][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.597893][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.598028][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.598164][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.598301][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.598441][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.598590][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.598724][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.598859][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.598993][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.599128][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.599262][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.599399][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.599537][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.599678][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.599811][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.599975][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.600114][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.600635][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.600835][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.601042][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.601243][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.601448][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.601660][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.606638][ T3052] ------------[ cut here ]------------ | [ 143.606796][ T3052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3052 | [ 143.607070][ T3052] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.607533][ T3052] Tainted: [W]=WARN [ 143.607642][ T3052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.607812][ T3052] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.607990][ T3052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.608479][ T3052] RSP: 0018:ffa000000145fa70 EFLAGS: 00010286 [ 143.608662][ T3052] RAX: 00000000ffffffa6 RBX: ff1100000c216040 RCX: 1ff400000028bf14 [ 143.608864][ T3052] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2160fc [ 143.609067][ T3052] RBP: ff1100000a869000 R08: 1fe2200001842c21 R09: ff1100000957d180 [ 143.609269][ T3052] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 143.609488][ T3052] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a869000 [ 143.609701][ T3052] FS: 00007f253d3ab840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.609939][ T3052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.610108][ T3052] CR2: 00007fc0348b0690 CR3: 000000000c3ac005 CR4: 0000000000771ef0 [ 143.610312][ T3052] PKRU: 55555554 [ 143.610425][ T3052] Call Trace: [ 143.610533][ T3052] [ 143.610609][ T3052] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.610746][ T3052] ? notifier_call_chain (kernel/notifier.c:85) [ 143.610892][ T3052] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.610996][ T3052] register_netdevice (net/core/dev.c:11488) [ 143.611134][ T3052] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 143.611304][ T3052] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.611447][ T3052] register_netdev (net/core/dev.c:11552) [ 143.611593][ T3052] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 143.611733][ T3052] ops_init (net/core/net_namespace.c:137) [ 143.611837][ T3052] setup_net (net/core/net_namespace.c:446) [ 143.611940][ T3052] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 143.612075][ T3052] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 143.612214][ T3052] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 143.612363][ T3052] copy_net_ns (net/core/net_namespace.c:579) [ 143.612502][ T3052] create_new_namespaces (kernel/nsproxy.c:132) [ 143.612652][ T3052] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 143.612789][ T3052] ksys_unshare (kernel/fork.c:3243) [ 143.612923][ T3052] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.613059][ T3052] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 143.613198][ T3052] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 143.613336][ T3052] ? __ia32_sys_open (fs/open.c:1374) [ 143.613480][ T3052] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 143.613628][ T3052] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 143.613767][ T3052] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.613902][ T3052] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.614037][ T3052] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.614174][ T3052] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.614343][ T3052] RIP: 0033:0x7f253d66dbcb [ 143.614493][ T3052] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 143.614987][ T3052] RSP: 002b:00007ffd88d853a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 143.615192][ T3052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f253d66dbcb [ 143.615421][ T3052] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 143.615641][ T3052] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 143.615842][ T3052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd88d875d0 [ 143.616062][ T3052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd88d88877 | [ 143.652871][ T3053] ------------[ cut here ]------------ | [ 143.653044][ T3053] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3053 | [ 143.653320][ T3053] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.653805][ T3053] Tainted: [W]=WARN [ 143.653915][ T3053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.654091][ T3053] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.654273][ T3053] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.654789][ T3053] RSP: 0018:ffa00000015eee30 EFLAGS: 00010286 [ 143.654969][ T3053] RAX: 00000000ffffffa6 RBX: ff110000128a0c80 RCX: 1ff40000002bdd8c [ 143.655180][ T3053] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0d3c [ 143.655396][ T3053] RBP: ff110000050c9000 R08: 1fe22000025141a9 R09: ff11000012b40b80 [ 143.655618][ T3053] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.655826][ T3053] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b5a6708 [ 143.656042][ T3053] FS: 00007fba43696840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.656288][ T3053] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.656466][ T3053] CR2: 000000000042ebe0 CR3: 0000000008c99006 CR4: 0000000000771ef0 [ 143.656687][ T3053] PKRU: 55555554 [ 143.656792][ T3053] Call Trace: [ 143.656897][ T3053] [ 143.656971][ T3053] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.657111][ T3053] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.657218][ T3053] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 143.657397][ T3053] __dev_notify_flags (net/core/dev.c:9787) [ 143.657544][ T3053] ? netif_change_name (net/core/dev.c:1495) [ 143.657690][ T3053] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 143.657829][ T3053] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 143.657970][ T3053] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 143.658110][ T3053] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 143.658254][ T3053] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.658397][ T3053] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 143.658544][ T3053] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 143.658688][ T3053] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 143.658827][ T3053] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 143.658969][ T3053] veth_newlink (drivers/net/veth.c:1871) [ 143.659111][ T3053] ? veth_poll_controller (drivers/net/veth.c:1470) [ 143.659251][ T3053] ? kasan_save_stack (mm/kasan/common.c:57) [ 143.659394][ T3053] ? kasan_save_track (mm/kasan/common.c:78) [ 143.659538][ T3053] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 143.659698][ T3053] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 143.659836][ T3053] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 143.659978][ T3053] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 143.660119][ T3053] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.660260][ T3053] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 143.660406][ T3053] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 143.660554][ T3053] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 143.660697][ T3053] ? __dev_get_by_name (net/core/dev.c:883) [ 143.660835][ T3053] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 143.660980][ T3053] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 143.661125][ T3053] rtnl_newlink (net/core/rtnetlink.c:4150) [ 143.661268][ T3053] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.661412][ T3053] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.661556][ T3053] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.661696][ T3053] ? mark_usage (kernel/locking/lockdep.c:4674) [ 143.661835][ T3053] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.661978][ T3053] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.662118][ T3053] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.662259][ T3053] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 143.662401][ T3053] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.662546][ T3053] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.662690][ T3053] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.662831][ T3053] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.662968][ T3053] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.663109][ T3053] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 143.663248][ T3053] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.663398][ T3053] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.663547][ T3053] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 143.663691][ T3053] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 143.663832][ T3053] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.663972][ T3053] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.664111][ T3053] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.664251][ T3053] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 143.664398][ T3053] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.664545][ T3053] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 143.664691][ T3053] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 143.664833][ T3053] ? copy_msghdr_from_user (net/socket.c:2635) [ 143.664971][ T3053] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 143.665144][ T3053] ? move_addr_to_kernel (net/socket.c:258) [ 143.665289][ T3053] ___sys_sendmsg (net/socket.c:2752) [ 143.665434][ T3053] ? copy_msghdr_from_user (net/socket.c:2603) [ 143.665611][ T3053] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.665795][ T3053] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 143.665939][ T3053] __sys_sendmsg (net/socket.c:2784) [ 143.666080][ T3053] ? __sys_sendmsg_sock (net/socket.c:2765) [ 143.666225][ T3053] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 143.666373][ T3053] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.666514][ T3053] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.666663][ T3053] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.666805][ T3053] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.666946][ T3053] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.667120][ T3053] RIP: 0033:0x7fba438d008e [ 143.667266][ T3053] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 143.667778][ T3053] RSP: 002b:00007ffef539df90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.667989][ T3053] RAX: ffffffffffffffda RBX: 00007ffef539e740 RCX: 00007fba438d008e [ 143.668197][ T3053] RDX: 0000000000000000 RSI: 00007ffef539e040 RDI: 0000000000000005 [ 143.668410][ T3053] RBP: 00007ffef539dfa0 R08: 0000000000000000 R09: 0000000000000000 [ 143.668630][ T3053] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d041 [ 143.668837][ T3053] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef539e700 | [ 143.677199][ T3053] ------------[ cut here ]------------ | [ 143.677369][ T3053] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3053 | [ 143.677652][ T3053] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.678109][ T3053] Tainted: [W]=WARN [ 143.678217][ T3053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.678979][ T3053] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.679161][ T3053] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.679726][ T3053] RSP: 0018:ffa00000015ef1b0 EFLAGS: 00010286 [ 143.679900][ T3053] RAX: 00000000ffffffa6 RBX: ff11000012a64200 RCX: 1ff40000002bddfc [ 143.680105][ T3053] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a642bc [ 143.680312][ T3053] RBP: ff1100000a32c000 R08: 1fe220000254c859 R09: ff11000012b40b80 [ 143.680598][ T3053] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 143.680805][ T3053] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 143.681012][ T3053] FS: 00007fba43696840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 143.681314][ T3053] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.681551][ T3053] CR2: 000000000042ebe0 CR3: 0000000008c99006 CR4: 0000000000771ef0 [ 143.681765][ T3053] PKRU: 55555554 [ 143.681868][ T3053] Call Trace: [ 143.681970][ T3053] [ 143.682044][ T3053] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.682184][ T3053] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.682289][ T3053] __dev_notify_flags (net/core/dev.c:9787) [ 143.682486][ T3053] ? netif_change_name (net/core/dev.c:1495) [ 143.682633][ T3053] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 143.682774][ T3053] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 143.682924][ T3053] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 143.683063][ T3053] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 143.683203][ T3053] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 143.683340][ T3053] ? __dev_get_by_name (net/core/dev.c:883) [ 143.683552][ T3053] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 143.683701][ T3053] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 143.683842][ T3053] rtnl_newlink (net/core/rtnetlink.c:4150) [ 143.683982][ T3053] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.684120][ T3053] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.684258][ T3053] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.684451][ T3053] ? mark_usage (kernel/locking/lockdep.c:4674) [ 143.684597][ T3053] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.684738][ T3053] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.684877][ T3053] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.685017][ T3053] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 143.685154][ T3053] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.685292][ T3053] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.685487][ T3053] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.685635][ T3053] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.685772][ T3053] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.685912][ T3053] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 143.686050][ T3053] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.686192][ T3053] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.686332][ T3053] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 143.686536][ T3053] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 143.686683][ T3053] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.686823][ T3053] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.686961][ T3053] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.687101][ T3053] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 143.687240][ T3053] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.687442][ T3053] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 143.687593][ T3053] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 143.687730][ T3053] ? copy_msghdr_from_user (net/socket.c:2635) [ 143.687871][ T3053] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 143.688043][ T3053] ? move_addr_to_kernel (net/socket.c:258) [ 143.688186][ T3053] ___sys_sendmsg (net/socket.c:2752) [ 143.688323][ T3053] ? copy_msghdr_from_user (net/socket.c:2603) [ 143.688524][ T3053] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.688713][ T3053] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 143.688853][ T3053] __sys_sendmsg (net/socket.c:2784) [ 143.688993][ T3053] ? __sys_sendmsg_sock (net/socket.c:2765) [ 143.689135][ T3053] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 143.689272][ T3053] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.689471][ T3053] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.689622][ T3053] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.689759][ T3053] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.689897][ T3053] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.690067][ T3053] RIP: 0033:0x7fba438d008e [ 143.690211][ T3053] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 143.690781][ T3053] RSP: 002b:00007ffef539df90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.690989][ T3053] RAX: ffffffffffffffda RBX: 00007ffef539e740 RCX: 00007fba438d008e [ 143.691195][ T3053] RDX: 0000000000000000 RSI: 00007ffef539e040 RDI: 0000000000000005 [ 143.691462][ T3053] RBP: 00007ffef539dfa0 R08: 0000000000000000 R09: 0000000000000000 [ 143.691679][ T3053] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d041 [ 143.691883][ T3053] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef539e700 | [ 143.722888][ T3054] ------------[ cut here ]------------ | [ 143.723053][ T3054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3054 | [ 143.723322][ T3054] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.723796][ T3054] Tainted: [W]=WARN [ 143.723896][ T3054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.724068][ T3054] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.724246][ T3054] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.724739][ T3054] RSP: 0018:ffa000000146f020 EFLAGS: 00010286 [ 143.724909][ T3054] RAX: 00000000ffffffa6 RBX: ff1100000c415c40 RCX: 1ff400000028ddca [ 143.725110][ T3054] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c415cfc [ 143.725342][ T3054] RBP: ff1100000a32c000 R08: 1fe2200001882ba1 R09: ff11000012b45158 [ 143.725554][ T3054] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 143.725760][ T3054] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 143.725968][ T3054] FS: 00007fd04e2c2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.726204][ T3054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.726379][ T3054] CR2: 00007fd04e5921a0 CR3: 000000000c3ac001 CR4: 0000000000771ef0 [ 143.726609][ T3054] PKRU: 55555554 [ 143.726712][ T3054] Call Trace: [ 143.726812][ T3054] [ 143.726881][ T3054] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.727017][ T3054] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.727128][ T3054] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 143.727271][ T3054] __dev_notify_flags (net/core/dev.c:9787) [ 143.727414][ T3054] ? netif_change_name (net/core/dev.c:1495) [ 143.727558][ T3054] ? __dev_change_flags (net/core/dev.c:9752) [ 143.727713][ T3054] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 143.727851][ T3054] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.727985][ T3054] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 143.728121][ T3054] netif_change_flags (net/core/dev.c:9820) [ 143.728256][ T3054] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 143.728424][ T3054] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 143.728574][ T3054] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 143.728727][ T3054] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 143.728894][ T3054] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 143.729027][ T3054] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.729168][ T3054] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 143.729308][ T3054] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 143.729449][ T3054] ? __kernel_text_address (kernel/extable.c:79) [ 143.729596][ T3054] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.729739][ T3054] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.729883][ T3054] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 143.730021][ T3054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.730162][ T3054] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.730298][ T3054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.730453][ T3054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.730595][ T3054] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 143.730729][ T3054] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 143.730866][ T3054] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 143.731001][ T3054] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 143.731153][ T3054] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 143.731297][ T3054] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 143.731439][ T3054] rtnl_newlink (net/core/rtnetlink.c:4150) [ 143.731595][ T3054] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.731728][ T3054] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.731863][ T3054] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.732011][ T3054] ? mark_usage (kernel/locking/lockdep.c:4674) [ 143.732145][ T3054] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.732281][ T3054] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.732438][ T3054] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.732591][ T3054] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.732725][ T3054] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.732858][ T3054] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.732998][ T3054] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 143.733147][ T3054] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.733284][ T3054] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.733427][ T3054] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.733571][ T3054] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.733710][ T3054] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.733843][ T3054] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 143.733991][ T3054] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.734127][ T3054] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.734265][ T3054] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 143.734404][ T3054] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 143.734555][ T3054] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.734694][ T3054] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.734835][ T3054] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.734970][ T3054] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 143.735104][ T3054] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.735244][ T3054] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 143.735383][ T3054] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 143.735517][ T3054] ? copy_msghdr_from_user (net/socket.c:2635) [ 143.735659][ T3054] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 143.735824][ T3054] ? move_addr_to_kernel (net/socket.c:258) [ 143.735966][ T3054] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 143.736100][ T3054] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.736235][ T3054] ___sys_sendmsg (net/socket.c:2752) [ 143.736373][ T3054] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 143.736551][ T3054] ? copy_msghdr_from_user (net/socket.c:2603) [ 143.736702][ T3054] __sys_sendmsg (net/socket.c:2784) [ 143.736834][ T3054] ? __sys_sendmsg_sock (net/socket.c:2765) [ 143.736968][ T3054] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 143.737144][ T3054] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 143.737284][ T3054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.737430][ T3054] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.737580][ T3054] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.737739][ T3054] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.737879][ T3054] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.738044][ T3054] RIP: 0033:0x7fd04e4fc08e [ 143.738184][ T3054] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 143.738691][ T3054] RSP: 002b:00007ffc4757bf20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.738895][ T3054] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd04e4fc08e [ 143.739095][ T3054] RDX: 0000000000000000 RSI: 00007ffc4757bfd0 RDI: 0000000000000005 [ 143.739303][ T3054] RBP: 00007ffc4757bf30 R08: 0000000000000000 R09: 0000000000000000 [ 143.739510][ T3054] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d041 [ 143.739719][ T3054] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4757c6a0 | [ 143.766786][ T3055] ------------[ cut here ]------------ | [ 143.766948][ T3055] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3055 | [ 143.767214][ T3055] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.768467][ T3055] Tainted: [W]=WARN [ 143.768575][ T3055] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.768815][ T3055] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.768988][ T3055] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.769522][ T3055] RSP: 0018:ffa000000162f020 EFLAGS: 00010286 [ 143.769701][ T3055] RAX: 00000000ffffffa6 RBX: ff11000012a64ac0 RCX: 1ff40000002c5dca [ 143.769898][ T3055] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a64b7c [ 143.770094][ T3055] RBP: ff110000050c9000 R08: 1fe220000254c971 R09: ff11000012b42e58 [ 143.770293][ T3055] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 143.770554][ T3055] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 143.770757][ T3055] FS: 00007f3430b9b840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.770989][ T3055] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.771155][ T3055] CR2: 00000000310d4988 CR3: 000000000c3ac003 CR4: 0000000000771ef0 [ 143.771411][ T3055] PKRU: 55555554 [ 143.771510][ T3055] Call Trace: [ 143.771624][ T3055] [ 143.771694][ T3055] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.771830][ T3055] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.771932][ T3055] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 143.772067][ T3055] __dev_notify_flags (net/core/dev.c:9787) [ 143.772204][ T3055] ? netif_change_name (net/core/dev.c:1495) [ 143.772338][ T3055] ? __dev_change_flags (net/core/dev.c:9752) [ 143.772477][ T3055] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 143.772624][ T3055] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.772757][ T3055] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 143.772893][ T3055] netif_change_flags (net/core/dev.c:9820) [ 143.773029][ T3055] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 143.773162][ T3055] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 143.773299][ T3055] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 143.773440][ T3055] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 143.773618][ T3055] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 143.773760][ T3055] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.773894][ T3055] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 143.774026][ T3055] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 143.774159][ T3055] ? __kernel_text_address (kernel/extable.c:79) [ 143.774294][ T3055] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.774437][ T3055] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.774575][ T3055] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 143.774713][ T3055] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.774846][ T3055] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 143.774979][ T3055] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.775110][ T3055] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.775243][ T3055] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 143.775383][ T3055] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 143.775516][ T3055] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 143.775661][ T3055] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 143.775797][ T3055] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 143.775932][ T3055] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 143.776068][ T3055] rtnl_newlink (net/core/rtnetlink.c:4150) [ 143.776203][ T3055] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.776338][ T3055] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.776477][ T3055] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.776623][ T3055] ? mark_usage (kernel/locking/lockdep.c:4674) [ 143.776756][ T3055] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.776891][ T3055] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.777023][ T3055] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.777155][ T3055] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.777288][ T3055] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.777427][ T3055] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.777568][ T3055] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 143.777707][ T3055] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.777838][ T3055] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.777972][ T3055] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.778105][ T3055] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.778237][ T3055] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.778381][ T3055] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 143.778515][ T3055] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.778659][ T3055] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.778799][ T3055] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 143.778932][ T3055] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 143.779073][ T3055] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.779206][ T3055] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.779340][ T3055] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.779480][ T3055] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 143.779623][ T3055] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.779760][ T3055] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 143.779896][ T3055] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 143.780028][ T3055] ? copy_msghdr_from_user (net/socket.c:2635) [ 143.780160][ T3055] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 143.780326][ T3055] ? move_addr_to_kernel (net/socket.c:258) [ 143.780464][ T3055] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 143.780608][ T3055] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.780742][ T3055] ___sys_sendmsg (net/socket.c:2752) [ 143.780876][ T3055] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 143.781040][ T3055] ? copy_msghdr_from_user (net/socket.c:2603) [ 143.781186][ T3055] __sys_sendmsg (net/socket.c:2784) [ 143.781319][ T3055] ? __sys_sendmsg_sock (net/socket.c:2765) [ 143.781456][ T3055] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 143.781634][ T3055] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 143.781766][ T3055] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.781901][ T3055] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.782032][ T3055] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.782168][ T3055] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.782301][ T3055] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.782471][ T3055] RIP: 0033:0x7f3430dd508e [ 143.782634][ T3055] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 143.783113][ T3055] RSP: 002b:00007ffc0af728e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.783314][ T3055] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3430dd508e [ 143.783518][ T3055] RDX: 0000000000000000 RSI: 00007ffc0af72990 RDI: 0000000000000005 [ 143.783725][ T3055] RBP: 00007ffc0af728f0 R08: 0000000000000000 R09: 0000000000000000 [ 143.783922][ T3055] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d041 [ 143.784119][ T3055] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0af73060 | [ 143.786198][ T37] ------------[ cut here ]------------ | [ 143.786328][ T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/37 | [ 143.786592][ T37] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.787034][ T37] Tainted: [W]=WARN [ 143.787126][ T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.787280][ T37] Workqueue: events_unbound linkwatch_event [ 143.787904][ T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.788142][ T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.788656][ T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286 [ 143.788810][ T37] RAX: 00000000ffffffa6 RBX: ff11000012a651c0 RCX: 1ff4000000053f02 [ 143.788993][ T37] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6527c [ 143.789178][ T37] RBP: ff1100000a32c000 R08: 1fe220000254ca51 R09: ff11000001da0ba8 [ 143.789412][ T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 143.789600][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 143.789781][ T37] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.790030][ T37] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.790182][ T37] CR2: 00000000310d4988 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 143.790369][ T37] PKRU: 55555554 [ 143.790463][ T37] Call Trace: [ 143.790558][ T37] [ 143.790624][ T37] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.790745][ T37] ? notifier_call_chain (kernel/notifier.c:85) [ 143.790868][ T37] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.790960][ T37] netif_state_change (net/core/dev.c:1605) [ 143.791084][ T37] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.791238][ T37] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 143.791362][ T37] __linkwatch_run_queue (net/core/link_watch.c:240) [ 143.791484][ T37] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.791620][ T37] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 143.791740][ T37] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 143.791869][ T37] process_one_work (kernel/workqueue.c:3314) [ 143.791996][ T37] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 143.792121][ T37] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.792247][ T37] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 143.792379][ T37] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 143.792499][ T37] kthread (kernel/kthread.c:436) [ 143.792599][ T37] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.792757][ T37] ? kthread_affine_node (kernel/kthread.c:378) [ 143.792879][ T37] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.793002][ T37] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 143.793152][ T37] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.793274][ T37] ? kthread_affine_node (kernel/kthread.c:378) [ 143.793401][ T37] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.854719][ T3057] ------------[ cut here ]------------ | [ 143.854870][ T3057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3057 | [ 143.855137][ T3057] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.855599][ T3057] Tainted: [W]=WARN [ 143.855699][ T3057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.855865][ T3057] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.856035][ T3057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.856506][ T3057] RSP: 0018:ffa000000164f150 EFLAGS: 00010286 [ 143.856679][ T3057] RAX: 00000000ffffffa6 RBX: ff1100000ee071c0 RCX: 1ff40000002c9df0 [ 143.856873][ T3057] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee0727c [ 143.857065][ T3057] RBP: ff110000050c9000 R08: 1fe2200001dc0e51 R09: ff11000013448b58 [ 143.857258][ T3057] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 143.858076][ T3057] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbd34c0 [ 143.858278][ T3057] FS: 00007f4c505b4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 143.858513][ T3057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.858687][ T3057] CR2: 00000000004ebb28 CR3: 000000000c3ac005 CR4: 0000000000771ef0 [ 143.858883][ T3057] PKRU: 55555554 [ 143.858981][ T3057] Call Trace: [ 143.859077][ T3057] [ 143.859144][ T3057] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.859274][ T3057] ? notifier_call_chain (kernel/notifier.c:85) [ 143.859411][ T3057] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.859511][ T3057] netif_state_change (net/core/dev.c:1605) [ 143.859652][ T3057] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.859814][ T3057] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 143.859978][ T3057] linkwatch_sync_dev (net/core/link_watch.c:295) [ 143.860107][ T3057] rtnl_getlink (net/core/rtnetlink.c:4273) [ 143.860240][ T3057] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.860374][ T3057] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.860503][ T3057] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 143.860642][ T3057] ? mark_usage (kernel/locking/lockdep.c:4674) [ 143.860773][ T3057] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.860903][ T3057] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.861052][ T3057] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.861179][ T3057] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.861308][ T3057] ? mark_usage (kernel/locking/lockdep.c:4674) [ 143.861442][ T3057] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.861574][ T3057] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.861711][ T3057] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.861841][ T3057] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 143.861970][ T3057] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 143.862100][ T3057] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.862229][ T3057] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.862362][ T3057] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.862494][ T3057] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.862643][ T3057] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.862778][ T3057] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 143.862908][ T3057] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.863039][ T3057] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.863172][ T3057] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 143.863302][ T3057] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 143.863440][ T3057] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.863576][ T3057] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.863712][ T3057] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.863842][ T3057] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 143.863974][ T3057] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.864105][ T3057] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 143.864236][ T3057] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 143.864373][ T3057] ? copy_msghdr_from_user (net/socket.c:2635) [ 143.864504][ T3057] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 143.864673][ T3057] ? move_addr_to_kernel (net/socket.c:258) [ 143.864802][ T3057] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 143.864936][ T3057] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 143.865098][ T3057] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 143.865229][ T3057] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 143.865395][ T3057] ___sys_sendmsg (net/socket.c:2752) [ 143.865525][ T3057] ? copy_msghdr_from_user (net/socket.c:2603) [ 143.865673][ T3057] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.865811][ T3057] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 143.865943][ T3057] ? do_getsockname (net/socket.c:2192) [ 143.866075][ T3057] __sys_sendmsg (net/socket.c:2784) [ 143.866205][ T3057] ? __sys_sendmsg_sock (net/socket.c:2765) [ 143.866340][ T3057] ? __sys_getsockname (net/socket.c:2210) [ 143.866475][ T3057] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.866618][ T3057] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.866747][ T3057] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.866884][ T3057] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.867014][ T3057] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.867180][ T3057] RIP: 0033:0x7f4c507ee08e [ 143.867316][ T3057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 143.867796][ T3057] RSP: 002b:00007fffd8332cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.867993][ T3057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4c507ee08e [ 143.868187][ T3057] RDX: 0000000000000000 RSI: 00007fffd8332da0 RDI: 0000000000000006 [ 143.868387][ T3057] RBP: 00007fffd8332d00 R08: 0000000000000000 R09: 0000000000000000 [ 143.868591][ T3057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d042 [ 143.868784][ T3057] R13: 00007fffd8332e50 R14: 000000000000000d R15: 00007fffd833587a | [ 143.951907][ T3060] ------------[ cut here ]------------ | [ 143.952071][ T3060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3060 | [ 143.952336][ T3060] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 143.952793][ T3060] Tainted: [W]=WARN [ 143.952893][ T3060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.953063][ T3060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 143.953242][ T3060] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 143.953751][ T3060] RSP: 0018:ffa000000166f1b0 EFLAGS: 00010286 [ 143.953918][ T3060] RAX: 00000000ffffffa6 RBX: ff1100000fa291c0 RCX: 1ff40000002cddfc [ 143.954117][ T3060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2927c [ 143.954315][ T3060] RBP: ff1100001385c000 R08: 1fe2200001f45251 R09: ff11000009395180 [ 143.954518][ T3060] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 143.954727][ T3060] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 143.954924][ T3060] FS: 00007f3b0895f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 143.955155][ T3060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 143.955323][ T3060] CR2: 00007f3b08b58460 CR3: 000000000c3ac005 CR4: 0000000000771ef0 [ 143.955544][ T3060] PKRU: 55555554 [ 143.955648][ T3060] Call Trace: [ 143.955749][ T3060] [ 143.955818][ T3060] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 143.955952][ T3060] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 143.956054][ T3060] __dev_notify_flags (net/core/dev.c:9787) [ 143.956188][ T3060] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 143.956323][ T3060] ? netif_change_name (net/core/dev.c:1495) [ 143.956464][ T3060] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 143.956611][ T3060] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 143.956747][ T3060] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 143.956881][ T3060] ? __dev_get_by_name (net/core/dev.c:883) [ 143.957016][ T3060] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 143.957156][ T3060] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 143.957294][ T3060] rtnl_newlink (net/core/rtnetlink.c:4150) [ 143.957436][ T3060] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.957574][ T3060] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.957711][ T3060] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.957846][ T3060] ? mark_usage (kernel/locking/lockdep.c:4674) [ 143.957980][ T3060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.958118][ T3060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.958253][ T3060] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 143.958393][ T3060] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 143.958530][ T3060] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 143.958669][ T3060] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.958802][ T3060] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.958936][ T3060] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 143.959069][ T3060] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 143.959206][ T3060] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 143.959339][ T3060] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.959488][ T3060] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.959633][ T3060] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 143.959764][ T3060] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 143.959900][ T3060] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.960035][ T3060] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.960170][ T3060] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 143.960305][ T3060] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 143.960444][ T3060] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 143.960590][ T3060] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 143.960725][ T3060] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 143.960858][ T3060] ? copy_msghdr_from_user (net/socket.c:2635) [ 143.960992][ T3060] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 143.961158][ T3060] ? move_addr_to_kernel (net/socket.c:258) [ 143.961297][ T3060] ___sys_sendmsg (net/socket.c:2752) [ 143.961437][ T3060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 143.961575][ T3060] ? copy_msghdr_from_user (net/socket.c:2603) [ 143.961722][ T3060] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 143.961856][ T3060] __sys_sendmsg (net/socket.c:2784) [ 143.961991][ T3060] ? __sys_sendmsg_sock (net/socket.c:2765) [ 143.962128][ T3060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.962261][ T3060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 143.962400][ T3060] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 143.962539][ T3060] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 143.962677][ T3060] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 143.962809][ T3060] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.962975][ T3060] RIP: 0033:0x7f3b08b9908e [ 143.963114][ T3060] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 143.963612][ T3060] RSP: 002b:00007ffe923997a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.963814][ T3060] RAX: ffffffffffffffda RBX: 00007ffe92399f50 RCX: 00007f3b08b9908e [ 143.964013][ T3060] RDX: 0000000000000000 RSI: 00007ffe92399850 RDI: 0000000000000005 [ 143.964217][ T3060] RBP: 00007ffe923997b0 R08: 0000000000000000 R09: 0000000000000000 [ 143.964420][ T3060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d042 [ 143.964627][ T3060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe92399f20 | [ 143.998799][ T3061] ------------[ cut here ]------------ | [ 143.998995][ T3061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3061 | [ 143.999312][ T3061] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.000425][ T3061] Tainted: [W]=WARN [ 144.000587][ T3061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.000814][ T3061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.001041][ T3061] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.001580][ T3061] RSP: 0018:ffa000000167f1b0 EFLAGS: 00010286 [ 144.001808][ T3061] RAX: 00000000ffffffa6 RBX: ff1100000cb4a3c0 RCX: 1ff40000002cfdfc [ 144.002057][ T3061] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb4a47c [ 144.002305][ T3061] RBP: ff110000095e4000 R08: 1fe2200001969491 R09: ff1100000ed90b80 [ 144.002572][ T3061] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.002831][ T3061] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 144.003080][ T3061] FS: 00007f1793d90840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.003396][ T3061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.003630][ T3061] CR2: 00007f1793f89460 CR3: 0000000008c99005 CR4: 0000000000771ef0 [ 144.003880][ T3061] PKRU: 55555554 [ 144.004029][ T3061] Call Trace: [ 144.004179][ T3061] [ 144.004297][ T3061] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.004496][ T3061] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.004667][ T3061] __dev_notify_flags (net/core/dev.c:9787) [ 144.004853][ T3061] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 144.005040][ T3061] ? netif_change_name (net/core/dev.c:1495) [ 144.005228][ T3061] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 144.005428][ T3061] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 144.005630][ T3061] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 144.005816][ T3061] ? __dev_get_by_name (net/core/dev.c:883) [ 144.005999][ T3061] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 144.006191][ T3061] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 144.006393][ T3061] rtnl_newlink (net/core/rtnetlink.c:4150) [ 144.006624][ T3061] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.006808][ T3061] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.006992][ T3061] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.007173][ T3061] ? mark_usage (kernel/locking/lockdep.c:4674) [ 144.007372][ T3061] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.007567][ T3061] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.007761][ T3061] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.007946][ T3061] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 144.008130][ T3061] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 144.008314][ T3061] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 144.008509][ T3061] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.008714][ T3061] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.008898][ T3061] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.009083][ T3061] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 144.009267][ T3061] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 144.009469][ T3061] ? netlink_ack (./include/linux/skbuff.h:2718) [ 144.009674][ T3061] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 144.009857][ T3061] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 144.010042][ T3061] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 144.010228][ T3061] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 144.010426][ T3061] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.010622][ T3061] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 144.010811][ T3061] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.010998][ T3061] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 144.011186][ T3061] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 144.011384][ T3061] ? copy_msghdr_from_user (net/socket.c:2635) [ 144.011578][ T3061] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 144.011804][ T3061] ? move_addr_to_kernel (net/socket.c:258) [ 144.011995][ T3061] ___sys_sendmsg (net/socket.c:2752) [ 144.012181][ T3061] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.012379][ T3061] ? copy_msghdr_from_user (net/socket.c:2603) [ 144.012584][ T3061] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 144.012780][ T3061] __sys_sendmsg (net/socket.c:2784) [ 144.012967][ T3061] ? __sys_sendmsg_sock (net/socket.c:2765) [ 144.013155][ T3061] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.013336][ T3061] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.013543][ T3061] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.013738][ T3061] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.013922][ T3061] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.014107][ T3061] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.014324][ T3061] RIP: 0033:0x7f1793fca08e [ 144.014535][ T3061] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 144.015077][ T3061] RSP: 002b:00007fff37111a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 144.015330][ T3061] RAX: ffffffffffffffda RBX: 00007fff37112200 RCX: 00007f1793fca08e [ 144.015603][ T3061] RDX: 0000000000000000 RSI: 00007fff37111b00 RDI: 0000000000000005 [ 144.015854][ T3061] RBP: 00007fff37111a60 R08: 0000000000000000 R09: 0000000000000000 [ 144.016105][ T3061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d042 [ 144.016368][ T3061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff371121d0 | [ 144.049667][ T3062] ------------[ cut here ]------------ | [ 144.049836][ T3062] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3062 | [ 144.050097][ T3062] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.050578][ T3062] Tainted: [W]=WARN [ 144.050689][ T3062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.050853][ T3062] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.051026][ T3062] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.051495][ T3062] RSP: 0018:ffa000000168f020 EFLAGS: 00010286 [ 144.051673][ T3062] RAX: 00000000ffffffa6 RBX: ff110000028fe3c0 RCX: 1ff40000002d1dca [ 144.051867][ T3062] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe47c [ 144.052062][ T3062] RBP: ff1100001385c000 R08: 1fe220000051fc91 R09: ff1100000eb98b58 [ 144.052258][ T3062] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 144.052456][ T3062] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 144.052662][ T3062] FS: 00007f38363df840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 144.052892][ T3062] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.053056][ T3062] CR2: 000000000bd89988 CR3: 0000000013851006 CR4: 0000000000771ef0 [ 144.053256][ T3062] PKRU: 55555554 [ 144.053359][ T3062] Call Trace: [ 144.053459][ T3062] [ 144.053535][ T3062] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.053677][ T3062] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.053777][ T3062] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 144.053910][ T3062] __dev_notify_flags (net/core/dev.c:9787) [ 144.054043][ T3062] ? netif_change_name (net/core/dev.c:1495) [ 144.054173][ T3062] ? __dev_change_flags (net/core/dev.c:9752) [ 144.054305][ T3062] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 144.054524][ T3062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.054665][ T3062] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 144.054812][ T3062] netif_change_flags (net/core/dev.c:9820) [ 144.054948][ T3062] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 144.055082][ T3062] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 144.055217][ T3062] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 144.055417][ T3062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 144.055646][ T3062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 144.055777][ T3062] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 144.055906][ T3062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 144.056037][ T3062] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 144.056170][ T3062] ? __kernel_text_address (kernel/extable.c:79) [ 144.056303][ T3062] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.056524][ T3062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.056669][ T3062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 144.056801][ T3062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.056933][ T3062] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.057062][ T3062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.057193][ T3062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.057323][ T3062] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 144.057546][ T3062] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 144.057684][ T3062] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 144.057819][ T3062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 144.057953][ T3062] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 144.058088][ T3062] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 144.058221][ T3062] rtnl_newlink (net/core/rtnetlink.c:4150) [ 144.058426][ T3062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.058565][ T3062] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.058727][ T3062] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.058860][ T3062] ? mark_usage (kernel/locking/lockdep.c:4674) [ 144.058991][ T3062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.059125][ T3062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.059255][ T3062] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.059447][ T3062] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.059651][ T3062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.059784][ T3062] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.059917][ T3062] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 144.060048][ T3062] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 144.060178][ T3062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 144.060309][ T3062] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.060446][ T3062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.060586][ T3062] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.060720][ T3062] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 144.060851][ T3062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 144.060984][ T3062] ? netlink_ack (./include/linux/skbuff.h:2718) [ 144.061117][ T3062] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 144.061247][ T3062] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 144.061387][ T3062] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 144.061523][ T3062] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 144.061663][ T3062] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.061796][ T3062] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 144.061933][ T3062] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.062066][ T3062] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 144.062197][ T3062] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 144.062327][ T3062] ? copy_msghdr_from_user (net/socket.c:2635) [ 144.062465][ T3062] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 144.062642][ T3062] ? move_addr_to_kernel (net/socket.c:258) [ 144.062775][ T3062] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 144.062905][ T3062] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 144.063036][ T3062] ___sys_sendmsg (net/socket.c:2752) [ 144.063165][ T3062] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 144.063328][ T3062] ? copy_msghdr_from_user (net/socket.c:2603) [ 144.063486][ T3062] __sys_sendmsg (net/socket.c:2784) [ 144.063628][ T3062] ? __sys_sendmsg_sock (net/socket.c:2765) [ 144.063759][ T3062] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 144.063933][ T3062] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 144.064068][ T3062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.064201][ T3062] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.064333][ T3062] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.064469][ T3062] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.064610][ T3062] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.064770][ T3062] RIP: 0033:0x7f383661908e [ 144.064906][ T3062] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 144.065379][ T3062] RSP: 002b:00007fff39832940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 144.065585][ T3062] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f383661908e [ 144.065781][ T3062] RDX: 0000000000000000 RSI: 00007fff398329f0 RDI: 0000000000000005 [ 144.065975][ T3062] RBP: 00007fff39832950 R08: 0000000000000000 R09: 0000000000000000 [ 144.066169][ T3062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d042 [ 144.066370][ T3062] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff398330c0 | [ 144.107572][ T3063] ------------[ cut here ]------------ | [ 144.107743][ T3063] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3063 | [ 144.108005][ T3063] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.108450][ T3063] Tainted: [W]=WARN [ 144.108577][ T3063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.108755][ T3063] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.108925][ T3063] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.109398][ T3063] RSP: 0018:ffa000000169f020 EFLAGS: 00010286 [ 144.109588][ T3063] RAX: 00000000ffffffa6 RBX: ff1100000fa24ac0 RCX: 1ff40000002d3dca [ 144.109789][ T3063] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa24b7c [ 144.109986][ T3063] RBP: ff110000095e4000 R08: 1fe2200001f44971 R09: ff1100001373d158 [ 144.110182][ T3063] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 144.110383][ T3063] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 144.110590][ T3063] FS: 00007efc520e5840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 144.110821][ T3063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.110986][ T3063] CR2: 0000000028a0b988 CR3: 0000000013851004 CR4: 0000000000771ef0 [ 144.111189][ T3063] PKRU: 55555554 [ 144.111292][ T3063] Call Trace: [ 144.111394][ T3063] [ 144.111462][ T3063] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.111611][ T3063] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.111713][ T3063] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 144.111844][ T3063] __dev_notify_flags (net/core/dev.c:9787) [ 144.111978][ T3063] ? netif_change_name (net/core/dev.c:1495) [ 144.112111][ T3063] ? __dev_change_flags (net/core/dev.c:9752) [ 144.112248][ T3063] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 144.112386][ T3063] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.112519][ T3063] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 144.112663][ T3063] netif_change_flags (net/core/dev.c:9820) [ 144.112794][ T3063] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 144.112928][ T3063] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 144.113064][ T3063] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 144.113198][ T3063] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 144.113603][ T3063] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 144.113736][ T3063] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 144.113869][ T3063] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 144.114000][ T3063] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 144.114130][ T3063] ? __kernel_text_address (kernel/extable.c:79) [ 144.114264][ T3063] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.114404][ T3063] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.114553][ T3063] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 144.114690][ T3063] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.114827][ T3063] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.114958][ T3063] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.115087][ T3063] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.115219][ T3063] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 144.115359][ T3063] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 144.115492][ T3063] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 144.115634][ T3063] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 144.115768][ T3063] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 144.115909][ T3063] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 144.116043][ T3063] rtnl_newlink (net/core/rtnetlink.c:4150) [ 144.116176][ T3063] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.116308][ T3063] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.116447][ T3063] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.116591][ T3063] ? mark_usage (kernel/locking/lockdep.c:4674) [ 144.116723][ T3063] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.116859][ T3063] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.116990][ T3063] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.117120][ T3063] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.117252][ T3063] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.117391][ T3063] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 144.117523][ T3063] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 144.117663][ T3063] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 144.117794][ T3063] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 144.117924][ T3063] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.118058][ T3063] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.118187][ T3063] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 144.118319][ T3063] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 144.118455][ T3063] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 144.118596][ T3063] ? netlink_ack (./include/linux/skbuff.h:2718) [ 144.118731][ T3063] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 144.118862][ T3063] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 144.118999][ T3063] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 144.119132][ T3063] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 144.119263][ T3063] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 144.119400][ T3063] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 144.119538][ T3063] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.119678][ T3063] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 144.119812][ T3063] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 144.119945][ T3063] ? copy_msghdr_from_user (net/socket.c:2635) [ 144.120077][ T3063] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 144.120256][ T3063] ? move_addr_to_kernel (net/socket.c:258) [ 144.120395][ T3063] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 144.120532][ T3063] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 144.120671][ T3063] ___sys_sendmsg (net/socket.c:2752) [ 144.120802][ T3063] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 144.120967][ T3063] ? copy_msghdr_from_user (net/socket.c:2603) [ 144.121113][ T3063] __sys_sendmsg (net/socket.c:2784) [ 144.121246][ T3063] ? __sys_sendmsg_sock (net/socket.c:2765) [ 144.121382][ T3063] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 144.121559][ T3063] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 144.121698][ T3063] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.121830][ T3063] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.121972][ T3063] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.122105][ T3063] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.122237][ T3063] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.122405][ T3063] RIP: 0033:0x7efc5231f08e [ 144.122558][ T3063] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 144.123029][ T3063] RSP: 002b:00007ffe15a8e0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 144.123228][ T3063] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc5231f08e [ 144.123426][ T3063] RDX: 0000000000000000 RSI: 00007ffe15a8e180 RDI: 0000000000000005 [ 144.123632][ T3063] RBP: 00007ffe15a8e0e0 R08: 0000000000000000 R09: 0000000000000000 [ 144.123827][ T3063] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d042 [ 144.124026][ T3063] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe15a8e850 | [ 144.510994][ T12] ------------[ cut here ]------------ | [ 144.511211][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.511551][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.512110][ T12] Tainted: [W]=WARN [ 144.512258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.512515][ T12] Workqueue: netns cleanup_net [ 144.512715][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.512944][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.513443][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 144.513677][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e580 RCX: 1ff4000000018ec7 [ 144.513947][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e63c [ 144.514188][ T12] RBP: ff1100001385c000 R08: 1fe22000018cfcc9 R09: ff11000001aed1d0 [ 144.514440][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 144.514694][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 144.514932][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.515211][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.515430][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 144.515687][ T12] PKRU: 55555554 [ 144.515832][ T12] Call Trace: [ 144.515976][ T12] [ 144.516092][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.516273][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.516438][ T12] netif_close_many (net/core/dev.c:1804) [ 144.516633][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 144.516812][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 144.517020][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 144.517231][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.517422][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.517644][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.517823][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.518002][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.518179][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.518367][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.518551][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.518736][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.518916][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.519088][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.519266][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.519463][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.519658][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.519838][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.520013][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.520193][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.520388][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.520575][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.520768][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.520951][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.521125][ T12] kthread (kernel/kthread.c:436) [ 144.521272][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.521492][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.521685][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.521877][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.522114][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.522291][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.522512][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.525170][ T12] ------------[ cut here ]------------ | [ 144.525340][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.525671][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.526203][ T12] Tainted: [W]=WARN [ 144.526358][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.526566][ T12] Workqueue: netns cleanup_net [ 144.526752][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.526960][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.527451][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.527672][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f540 RCX: 1ff4000000018eed [ 144.527900][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f5fc [ 144.528129][ T12] RBP: ff110000095e1000 R08: 1fe22000018cfec1 R09: ff11000001aed1d0 [ 144.528373][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.528613][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.528907][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.529167][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.529385][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 144.529637][ T12] PKRU: 55555554 [ 144.529776][ T12] Call Trace: [ 144.529920][ T12] [ 144.530033][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.530238][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.530453][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.530646][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.530821][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.530991][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.531162][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.531334][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.531522][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.531710][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.531885][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.532057][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.532225][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.532411][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.532596][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.532777][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.532952][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.533122][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.533297][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.533486][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.533675][ T12] kthread (kernel/kthread.c:436) [ 144.533817][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.534018][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.534189][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.534375][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.534582][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.534761][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.534934][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.537866][ T12] ------------[ cut here ]------------ | [ 144.538033][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.538562][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.539191][ T12] Tainted: [W]=WARN [ 144.539396][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.539658][ T12] Workqueue: netns cleanup_net [ 144.539886][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.540143][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.540720][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.540973][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9a740 RCX: 1ff4000000018eed [ 144.541249][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a7fc [ 144.541546][ T12] RBP: ff1100000589c000 R08: 1fe22000017f3501 R09: ff11000001aed1d0 [ 144.541831][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.542107][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.542403][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.542728][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.543009][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 144.543288][ T12] PKRU: 55555554 [ 144.543488][ T12] Call Trace: [ 144.543694][ T12] [ 144.543856][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.544108][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.544370][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.544607][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.544834][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.545055][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.545275][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.545510][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.545754][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.545971][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.546175][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.546365][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.546546][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.546732][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.546907][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.547081][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.547261][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.547451][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.547651][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.547837][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.548043][ T12] kthread (kernel/kthread.c:436) [ 144.548186][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.548403][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.548592][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.548772][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.548976][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.549147][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.549325][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.552859][ T12] ------------[ cut here ]------------ | [ 144.553027][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.553319][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.554179][ T12] Tainted: [W]=WARN [ 144.554401][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.554707][ T12] Workqueue: netns cleanup_net [ 144.554937][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.555200][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.555779][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.556032][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9b8c0 RCX: 1ff4000000018eed [ 144.556310][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b97c [ 144.556619][ T12] RBP: ff110000080e4000 R08: 1fe22000017f3731 R09: ff11000001aed1d0 [ 144.556902][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.557180][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.557476][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.557804][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.558054][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 144.558334][ T12] PKRU: 55555554 [ 144.558546][ T12] Call Trace: [ 144.558743][ T12] [ 144.558904][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.559159][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.559453][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.559692][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.559947][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.560166][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.560402][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.560645][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.560869][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.561088][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.561312][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.561555][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.561821][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.562095][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.562397][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.562685][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.562957][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.563230][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.563520][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.563733][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.563984][ T12] kthread (kernel/kthread.c:436) [ 144.564128][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.564496][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.564697][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.564873][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.565078][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.565257][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.565448][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.569374][ T12] ------------[ cut here ]------------ | [ 144.569558][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.569858][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.570399][ T12] Tainted: [W]=WARN [ 144.570550][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.570759][ T12] Workqueue: netns cleanup_net [ 144.570949][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.571157][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.571794][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.572099][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9aac0 RCX: 1ff4000000018eed [ 144.572443][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9ab7c [ 144.572793][ T12] RBP: ff1100000e04c000 R08: 1fe22000017f3571 R09: ff11000001aed1d0 [ 144.573153][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.573499][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.573862][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.574224][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.574546][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 144.574849][ T12] PKRU: 55555554 [ 144.575075][ T12] Call Trace: [ 144.575263][ T12] [ 144.575438][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.575758][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.576010][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.576231][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.576468][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.576747][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.576983][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.577210][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.577450][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.577690][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.577916][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.578169][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.578406][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.578649][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.578871][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.579095][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.579321][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.579562][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.579793][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.580018][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.580238][ T12] kthread (kernel/kthread.c:436) [ 144.580440][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.580721][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.580941][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.581162][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.581424][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.581659][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.581882][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.592174][ T12] ------------[ cut here ]------------ | [ 144.592316][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 144.592566][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.593003][ T12] Tainted: [W]=WARN [ 144.593094][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.593246][ T12] Workqueue: netns cleanup_net [ 144.593383][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.593549][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.594037][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.594205][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff4000000018eed [ 144.594394][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 144.594579][ T12] RBP: ff110000126a9000 R08: 1fe2200001f45219 R09: ff11000001aed1d0 [ 144.594768][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.594944][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.595121][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.595329][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.595489][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 144.595684][ T12] PKRU: 55555554 [ 144.595773][ T12] Call Trace: [ 144.595862][ T12] [ 144.595926][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.596081][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.596231][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.596357][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.596478][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.596611][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.596731][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.596852][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.596975][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.597093][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.597221][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.597339][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.597464][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.597595][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.597715][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.597837][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.597962][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.598082][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.598206][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.598329][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.598453][ T12] kthread (kernel/kthread.c:436) [ 144.598550][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.598703][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.598823][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.598949][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.599097][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.599216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.599337][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.601613][ T12] ------------[ cut here ]------------ | [ 144.601735][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 144.601970][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.602405][ T12] Tainted: [W]=WARN [ 144.602495][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.602663][ T12] Workqueue: netns cleanup_net [ 144.602789][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.602948][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.603374][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.603531][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f643c0 RCX: 1ff4000000018eed [ 144.603711][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6447c [ 144.603884][ T12] RBP: ff1100000e841000 R08: 1fe22000011ec891 R09: ff11000001aed1d0 [ 144.604059][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.604240][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.604424][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.604642][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.604793][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 144.604978][ T12] PKRU: 55555554 [ 144.605066][ T12] Call Trace: [ 144.605155][ T12] [ 144.605217][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.605375][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.605521][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.605651][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.605770][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.605890][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.606009][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.606137][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.606258][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.606382][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.606506][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.606646][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.606774][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.606896][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.607018][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.607146][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.607273][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.607399][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.607529][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.607669][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.607803][ T12] kthread (kernel/kthread.c:436) [ 144.607896][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.608045][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.608165][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.608285][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.608448][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.608576][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.608703][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.610932][ T12] ------------[ cut here ]------------ | [ 144.611049][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 144.611307][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.612300][ T12] Tainted: [W]=WARN [ 144.612440][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.612598][ T12] Workqueue: netns cleanup_net [ 144.612721][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.612881][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.613310][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.613510][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2ed8c0 RCX: 1ff4000000018eed [ 144.613702][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ed97c [ 144.613881][ T12] RBP: ff110000129d9000 R08: 1fe220000145db31 R09: ff11000001aed1d0 [ 144.614057][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.614235][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.614464][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.614687][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.614844][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 144.615026][ T12] PKRU: 55555554 [ 144.615115][ T12] Call Trace: [ 144.615202][ T12] [ 144.615265][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.615466][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.615625][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.615744][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.615863][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.615982][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.616102][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.616223][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.616393][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.616513][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.616645][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.616771][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.616888][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.617007][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.617125][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.617246][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.617417][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.617539][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.617668][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.617793][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.617910][ T12] kthread (kernel/kthread.c:436) [ 144.618000][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.618152][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.618272][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.618441][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.618598][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.618718][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.618948][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.624707][ T12] ------------[ cut here ]------------ | [ 144.624843][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 144.625080][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.625531][ T12] Tainted: [W]=WARN [ 144.625626][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.625775][ T12] Workqueue: netns cleanup_net [ 144.625901][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.626063][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.626570][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.626756][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2ed540 RCX: 1ff4000000018eed [ 144.626942][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ed5fc [ 144.627121][ T12] RBP: ff1100000ca9c000 R08: 1fe220000145dac1 R09: ff11000001aed1d0 [ 144.627301][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.627491][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.627687][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.627900][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.628053][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 144.628236][ T12] PKRU: 55555554 [ 144.628326][ T12] Call Trace: [ 144.628419][ T12] [ 144.628482][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.628652][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.628800][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.628921][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.629042][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.629164][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.629288][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.629417][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.629546][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.629671][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.629793][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.629920][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.630043][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.630163][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.630284][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.630421][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.630555][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.630679][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.630803][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.630930][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.631050][ T12] kthread (kernel/kthread.c:436) [ 144.631142][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.631293][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.631419][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.631548][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.631703][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.631823][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.631943][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.634584][ T12] ------------[ cut here ]------------ | [ 144.634736][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 144.634981][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.635478][ T12] Tainted: [W]=WARN [ 144.635576][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.635734][ T12] Workqueue: netns cleanup_net [ 144.635860][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.636017][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.636499][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.636710][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2ed1c0 RCX: 1ff4000000018eed [ 144.636890][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ed27c [ 144.637068][ T12] RBP: ff110000061dc000 R08: 1fe220000145da51 R09: ff11000001aed1d0 [ 144.637244][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.637472][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.637665][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.637874][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.638024][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 144.638205][ T12] PKRU: 55555554 [ 144.638295][ T12] Call Trace: [ 144.638432][ T12] [ 144.638496][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.638656][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.638807][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.638933][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.639054][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.639174][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.639294][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.639462][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.639593][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.639715][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.639837][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.639960][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.640083][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.640209][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.640331][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.640504][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.640640][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.640759][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.640885][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.641010][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.641132][ T12] kthread (kernel/kthread.c:436) [ 144.641223][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.641425][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.641553][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.641678][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.641827][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.641946][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.642069][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.645742][ T12] ------------[ cut here ]------------ | [ 144.645877][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 144.646113][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.646559][ T12] Tainted: [W]=WARN [ 144.646653][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.646803][ T12] Workqueue: netns cleanup_net [ 144.646929][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.647085][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.647620][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.647773][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffc40 RCX: 1ff4000000018eed [ 144.647953][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffcfc [ 144.648132][ T12] RBP: ff1100001385c000 R08: 1fe220000051ffa1 R09: ff11000001aed1d0 [ 144.648313][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 144.648571][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.648758][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 144.648968][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.649119][ T12] CR2: 00007f01f45eb668 CR3: 0000000013629003 CR4: 0000000000771ef0 [ 144.649306][ T12] PKRU: 55555554 [ 144.649429][ T12] Call Trace: [ 144.649521][ T12] [ 144.649595][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.649754][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.649904][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.650025][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.650148][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.650269][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.650396][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.650518][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.650652][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.650772][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.650895][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.651015][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.651134][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.651255][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.651382][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.651504][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.651639][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.651759][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.651887][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.652011][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.652130][ T12] kthread (kernel/kthread.c:436) [ 144.652221][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.652381][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.652501][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.652635][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.652789][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.652909][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.653029][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.669624][ T12] ------------[ cut here ]------------ | [ 144.669768][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 144.670021][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.670502][ T12] Tainted: [W]=WARN [ 144.670607][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.670777][ T12] Workqueue: netns cleanup_net [ 144.670921][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.671085][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.671625][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 144.671783][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff4000000018eaf [ 144.671970][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 144.672161][ T12] RBP: ff1100000a32c000 R08: 1fe220000051fde1 R09: ff11000001aed1d0 [ 144.672411][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 144.672659][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c9000 [ 144.672850][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 144.673070][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.673233][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 144.673470][ T12] PKRU: 55555554 [ 144.673569][ T12] Call Trace: [ 144.673670][ T12] [ 144.673737][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.673868][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.673964][ T12] netif_close_many (net/core/dev.c:1804) [ 144.674094][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.674228][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.674423][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.674569][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 144.674707][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 144.674879][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 144.675041][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.675167][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.675328][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.675517][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.675652][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 144.675814][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 144.675943][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 144.676068][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.676196][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 144.676323][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 144.676502][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 144.676640][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.676763][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.676892][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.677018][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.677142][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.677267][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.677443][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.677574][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.677708][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.677833][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.677964][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.678093][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.678237][ T12] kthread (kernel/kthread.c:436) [ 144.678331][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.678552][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.678683][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.678809][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.678971][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.679102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.679228][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.681600][ T12] ------------[ cut here ]------------ | [ 144.681742][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 144.681991][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.682449][ T12] Tainted: [W]=WARN [ 144.682550][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.682710][ T12] Workqueue: netns cleanup_net [ 144.682840][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.683002][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.683464][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 144.683640][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bba80 RCX: 1ff4000000018eaf [ 144.683826][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbb3c [ 144.684013][ T12] RBP: ff110000050c9000 R08: 1fe2200000af7769 R09: ff11000001aed1d0 [ 144.684200][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 144.684397][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 144.684596][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 144.684814][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.684971][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 144.685158][ T12] PKRU: 55555554 [ 144.685252][ T12] Call Trace: [ 144.685352][ T12] [ 144.685418][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.685552][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 144.685689][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.685788][ T12] netif_close_many (net/core/dev.c:1804) [ 144.685914][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.686038][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.686163][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.686290][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 144.686422][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 144.686594][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 144.686753][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.686878][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.687033][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.687157][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.687283][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 144.687448][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 144.687587][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 144.687719][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.687844][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 144.687970][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 144.688096][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 144.688223][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.688353][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.688481][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.688619][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.688743][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.688871][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.688995][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.689122][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.689252][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.689384][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.689514][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.689655][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.689780][ T12] kthread (kernel/kthread.c:436) [ 144.689876][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.690031][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.690156][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.690284][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.690498][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.690633][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.690760][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.694684][ T12] ------------[ cut here ]------------ | [ 144.694818][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 144.695061][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.695501][ T12] Tainted: [W]=WARN [ 144.695606][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.695761][ T12] Workqueue: netns cleanup_net [ 144.695886][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.696046][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.696481][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 144.696647][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018ed5 [ 144.696827][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 144.697010][ T12] RBP: ff1100000a32c000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 144.697187][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 144.697377][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.697564][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 144.697778][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.697929][ T12] CR2: 00000000004a60e4 CR3: 0000000013629003 CR4: 0000000000771ef0 [ 144.698107][ T12] PKRU: 55555554 [ 144.698196][ T12] Call Trace: [ 144.698285][ T12] [ 144.698354][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.698508][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.698671][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.698791][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.698911][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 144.699064][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 144.699186][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.699308][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 144.699436][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 144.699566][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 144.699695][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.699815][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.699939][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.700066][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.700193][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.700314][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.700440][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.700569][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.700698][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.700820][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.700946][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.701072][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.701198][ T12] kthread (kernel/kthread.c:436) [ 144.701291][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.701449][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.701582][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.701706][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.701859][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.701983][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.702103][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.704443][ T12] ------------[ cut here ]------------ | [ 144.704574][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 144.704825][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.705261][ T12] Tainted: [W]=WARN [ 144.706029][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.706184][ T12] Workqueue: netns cleanup_net [ 144.706311][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.706521][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.706962][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 144.707115][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8580 RCX: 1ff4000000018ed5 [ 144.707295][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed863c [ 144.707531][ T12] RBP: ff110000050c9000 R08: 1fe2200001ddb0c9 R09: ff11000001aed1d0 [ 144.707717][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 144.707905][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.708087][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 144.708303][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.708506][ T12] CR2: 00000000004a60e4 CR3: 0000000013629003 CR4: 0000000000771ef0 [ 144.708698][ T12] PKRU: 55555554 [ 144.708789][ T12] Call Trace: [ 144.708881][ T12] [ 144.708944][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.709099][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.709253][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.709424][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.709552][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 144.709717][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 144.709841][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.709965][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 144.710086][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 144.710209][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 144.710332][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.710503][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.710638][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.710762][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.710885][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.711007][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.711129][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.711253][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.711430][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.711558][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.711687][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.711813][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.711934][ T12] kthread (kernel/kthread.c:436) [ 144.712023][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.712185][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.712308][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.712484][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.712652][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.712774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.712896][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.715426][ T12] ------------[ cut here ]------------ | [ 144.715575][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 144.715833][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.716271][ T12] Tainted: [W]=WARN [ 144.716376][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.716536][ T12] Workqueue: netns cleanup_net [ 144.716674][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.716832][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.717277][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 144.717438][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ac040 RCX: 1ff4000000018ed5 [ 144.717635][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ac0fc [ 144.717824][ T12] RBP: ff11000004fcc000 R08: 1fe2200001d35821 R09: ff11000001aed1d0 [ 144.718004][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.718193][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.718382][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.718607][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.718759][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 144.718945][ T12] PKRU: 55555554 [ 144.719036][ T12] Call Trace: [ 144.719127][ T12] [ 144.719192][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.719361][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.719512][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.719647][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.719768][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 144.719926][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 144.720050][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 144.720172][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 144.720294][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 144.720423][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 144.720552][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.720674][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.720798][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.720920][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.721040][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.721163][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.721285][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.721414][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.721542][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.721668][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.721792][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.721917][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.722037][ T12] kthread (kernel/kthread.c:436) [ 144.722128][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.722283][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.722411][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.722538][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.722694][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.722815][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.722937][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.735830][ T3095] ------------[ cut here ]------------ | [ 144.735981][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3095 | [ 144.736242][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.736718][ T3095] Tainted: [W]=WARN [ 144.736819][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.736985][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.737157][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.737647][ T3095] RSP: 0018:ffa000000172fa80 EFLAGS: 00010286 [ 144.737816][ T3095] RAX: 00000000ffffffa6 RBX: ff11000012991e00 RCX: 1ff40000002e5f16 [ 144.738018][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012991ebc [ 144.738221][ T3095] RBP: ff1100000fa01000 R08: 1fe22000025323d9 R09: ff11000013620b80 [ 144.738429][ T3095] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 144.738639][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa01000 [ 144.738838][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 144.739070][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.739236][ T3095] CR2: 00007f6cec9bcc20 CR3: 0000000013629005 CR4: 0000000000771ef0 [ 144.739442][ T3095] PKRU: 55555554 [ 144.739548][ T3095] Call Trace: [ 144.739653][ T3095] [ 144.739722][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.739857][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.739991][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.740092][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.740227][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.740402][ T3095] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 144.740542][ T3095] register_netdev (net/core/dev.c:11552) [ 144.740680][ T3095] loopback_net_init (drivers/net/loopback.c:218) [ 144.740815][ T3095] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 144.740949][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.741051][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.741152][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.741284][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.741424][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.741563][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.741702][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.741838][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.741971][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.742105][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.742239][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.742379][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.742516][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.742660][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.742791][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.742924][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.743055][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.743186][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.743318][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.743490][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.743642][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.744115][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.744317][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.744521][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.744724][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.744922][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.745120][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.756421][ T3095] ------------[ cut here ]------------ | [ 144.756572][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3095 | [ 144.756848][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.757286][ T3095] Tainted: [W]=WARN [ 144.757392][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.757564][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.757741][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.758212][ T3095] RSP: 0018:ffa000000172f918 EFLAGS: 00010286 [ 144.758385][ T3095] RAX: 00000000ffffffa6 RBX: ff1100000eecc040 RCX: 1ff40000002e5ee9 [ 144.758594][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc0fc [ 144.758791][ T3095] RBP: ff1100000c134000 R08: 1fe2200001dd9821 R09: ff11000013620b80 [ 144.758988][ T3095] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 144.759184][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c134000 [ 144.759386][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 144.759628][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.759793][ T3095] CR2: 00007f6cec9bcc20 CR3: 0000000013629005 CR4: 0000000000771ef0 [ 144.759992][ T3095] PKRU: 55555554 [ 144.760091][ T3095] Call Trace: [ 144.760189][ T3095] [ 144.760258][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.760394][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.760532][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.760639][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.760773][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.760940][ T3095] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 144.761073][ T3095] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 144.761205][ T3095] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 144.761338][ T3095] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 144.761476][ T3095] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 144.761620][ T3095] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 144.761754][ T3095] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 144.761889][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.761991][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.762092][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.762223][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.762361][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.762495][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.762641][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.762777][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.762917][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.763049][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.763182][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.763315][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.763453][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.763595][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.763725][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.763858][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.763989][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.764120][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.764253][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.764421][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.764565][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.765040][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.765238][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.765438][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.765648][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.765852][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.766048][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.769976][ T3095] ------------[ cut here ]------------ | [ 144.770116][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3095 | [ 144.770387][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.770844][ T3095] Tainted: [W]=WARN [ 144.770945][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.771114][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.771290][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.771783][ T3095] RSP: 0018:ffa000000172f8f8 EFLAGS: 00010286 [ 144.771954][ T3095] RAX: 00000000ffffffa6 RBX: ff1100000eecd1c0 RCX: 1ff40000002e5ee5 [ 144.772155][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd27c [ 144.772359][ T3095] RBP: ff1100000a0c9000 R08: 1fe2200001dd9a51 R09: ff11000013620b80 [ 144.772564][ T3095] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 144.772770][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000 [ 144.772972][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 144.773211][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.773384][ T3095] CR2: 00007f6cec9bcc20 CR3: 0000000013629005 CR4: 0000000000771ef0 [ 144.773595][ T3095] PKRU: 55555554 [ 144.773696][ T3095] Call Trace: [ 144.773797][ T3095] [ 144.773866][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.774001][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.774136][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.774241][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.774382][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.774557][ T3095] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 144.774695][ T3095] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 144.774831][ T3095] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 144.774966][ T3095] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 144.775103][ T3095] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 144.775238][ T3095] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 144.775378][ T3095] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 144.775520][ T3095] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 144.775666][ T3095] vti_init_net (net/ipv4/ip_vti.c:517) [ 144.775799][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.775902][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.776004][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.776138][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.776272][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.776413][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.776555][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.776696][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.776831][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.776965][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.777099][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.777243][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.777384][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.777521][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.777664][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.777797][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.777930][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.778064][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.778198][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.778378][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.778519][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.779016][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.779220][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.779427][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.779644][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.779847][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.780049][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.784318][ T3095] ------------[ cut here ]------------ | [ 144.784994][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3095 | [ 144.785261][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.785770][ T3095] Tainted: [W]=WARN [ 144.785870][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.786034][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.786206][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.786774][ T3095] RSP: 0018:ffa000000172fa78 EFLAGS: 00010286 [ 144.786948][ T3095] RAX: 00000000ffffffa6 RBX: ff11000012990740 RCX: 1ff40000002e5f15 [ 144.787147][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129907fc [ 144.787441][ T3095] RBP: ff11000009441000 R08: 1fe2200002532101 R09: ff11000013620b80 [ 144.787652][ T3095] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 144.787851][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009441000 [ 144.788053][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 144.788287][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.788513][ T3095] CR2: 00007f6cec9bcc20 CR3: 0000000013629005 CR4: 0000000000771ef0 [ 144.788724][ T3095] PKRU: 55555554 [ 144.788823][ T3095] Call Trace: [ 144.788928][ T3095] [ 144.789002][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.789145][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.789279][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.789437][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.789576][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.789746][ T3095] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.789883][ T3095] register_netdev (net/core/dev.c:11552) [ 144.790016][ T3095] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 144.790152][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.790256][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.790413][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.790552][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.790690][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.790825][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.790960][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.791097][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.791232][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.791424][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.791565][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.791706][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.791841][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.791977][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.792109][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.792243][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.792434][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.792573][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.792710][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.792877][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.793014][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.793554][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.793759][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.793967][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.794164][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.794418][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.794627][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.800265][ T3095] ------------[ cut here ]------------ | [ 144.800424][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3095 | [ 144.800703][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.801147][ T3095] Tainted: [W]=WARN [ 144.801250][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.801425][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.801611][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.802088][ T3095] RSP: 0018:ffa000000172fa68 EFLAGS: 00010286 [ 144.802258][ T3095] RAX: 00000000ffffffa6 RBX: ff1100000b676040 RCX: 1ff40000002e5f13 [ 144.802463][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6760fc [ 144.802674][ T3095] RBP: ff1100000a864000 R08: 1fe22000016cec21 R09: ff11000013620b80 [ 144.802874][ T3095] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.803075][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a864000 [ 144.803279][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.803521][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.803708][ T3095] CR2: 00007f4e2aaa0f98 CR3: 0000000013629004 CR4: 0000000000771ef0 [ 144.803913][ T3095] PKRU: 55555554 [ 144.804017][ T3095] Call Trace: [ 144.804117][ T3095] [ 144.804189][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.804323][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.804460][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.804570][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.804711][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.804883][ T3095] register_netdev (net/core/dev.c:11552) [ 144.805020][ T3095] sit_init_net (net/ipv6/sit.c:1860) [ 144.805157][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.805261][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.805370][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.805504][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.805653][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.805790][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.805925][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.806064][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.806199][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.806333][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.806474][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.806619][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.806754][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.806889][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.807024][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.807159][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.807293][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.807434][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.807573][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.807744][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.807884][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.808365][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.808572][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.808777][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.808977][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.809180][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.809385][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.814194][ T3095] ------------[ cut here ]------------ | [ 144.814332][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3095 | [ 144.814642][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.815085][ T3095] Tainted: [W]=WARN [ 144.815186][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.815358][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.815543][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.816027][ T3095] RSP: 0018:ffa000000172fa78 EFLAGS: 00010286 [ 144.816198][ T3095] RAX: 00000000ffffffa6 RBX: ff1100000fb2e900 RCX: 1ff40000002e5f15 [ 144.816404][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e9bc [ 144.816616][ T3095] RBP: ff11000012b59000 R08: 1fe2200001f65d39 R09: ff11000013620b80 [ 144.816822][ T3095] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.817022][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b59000 [ 144.817224][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.817464][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.817646][ T3095] CR2: 00007f4e2aaa0f98 CR3: 0000000013629004 CR4: 0000000000771ef0 [ 144.817850][ T3095] PKRU: 55555554 [ 144.817951][ T3095] Call Trace: [ 144.818053][ T3095] [ 144.818123][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.818261][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.818403][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.818508][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.818661][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.818830][ T3095] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.818975][ T3095] register_netdev (net/core/dev.c:11552) [ 144.819113][ T3095] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 144.819250][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.819359][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.819463][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.819610][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.819745][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.819884][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.820021][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.820161][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.820298][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.820439][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.820587][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.820722][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.820860][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.820997][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.821132][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.821268][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.821408][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.821549][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.821694][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.821863][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.822006][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.822497][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.822715][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.822918][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.823120][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.823324][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.823539][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.832773][ T3095] ------------[ cut here ]------------ | [ 144.832920][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3095 | [ 144.833197][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.833680][ T3095] Tainted: [W]=WARN [ 144.833783][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.833961][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.834138][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.834649][ T3095] RSP: 0018:ffa000000172f918 EFLAGS: 00010286 [ 144.834818][ T3095] RAX: 00000000ffffffa6 RBX: ff11000009228200 RCX: 1ff40000002e5ee9 [ 144.835021][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092282bc [ 144.835225][ T3095] RBP: ff11000013609000 R08: 1fe2200001245059 R09: ff11000013620b80 [ 144.835431][ T3095] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.835644][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013609000 [ 144.835846][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.836083][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.836262][ T3095] CR2: 00007f4e2aaa0f98 CR3: 0000000013629004 CR4: 0000000000771ef0 [ 144.836472][ T3095] PKRU: 55555554 [ 144.836584][ T3095] Call Trace: [ 144.836688][ T3095] [ 144.836758][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.836896][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.837031][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.837135][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.837278][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.837513][ T3095] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 144.837663][ T3095] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 144.837800][ T3095] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 144.837936][ T3095] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 144.838073][ T3095] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 144.838209][ T3095] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 144.838404][ T3095] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 144.838550][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.838658][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.838761][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.838896][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.839033][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.839181][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.839318][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.839515][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.839661][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.839798][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.839933][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.840068][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.840204][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.840342][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.840542][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.840682][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.840816][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.840954][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.841089][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.841258][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.841460][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.841951][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.842153][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.842413][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.842625][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.842829][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.843031][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.848245][ T3095] ------------[ cut here ]------------ | [ 144.848393][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3095 | [ 144.848670][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.849132][ T3095] Tainted: [W]=WARN [ 144.849237][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.849953][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.850129][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.850685][ T3095] RSP: 0018:ffa000000172f918 EFLAGS: 00010286 [ 144.850869][ T3095] RAX: 00000000ffffffa6 RBX: ff1100000bf6de00 RCX: 1ff40000002e5ee9 [ 144.851078][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6debc [ 144.851297][ T3095] RBP: ff1100000bc84000 R08: 1fe22000017edbd9 R09: ff11000013620b80 [ 144.851568][ T3095] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 144.851792][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc84000 [ 144.852013][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 144.852251][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.852480][ T3095] CR2: 00007f4e2aaa0f98 CR3: 0000000013629004 CR4: 0000000000771ef0 [ 144.852699][ T3095] PKRU: 55555554 [ 144.852801][ T3095] Call Trace: [ 144.852901][ T3095] [ 144.852971][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.853107][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.853244][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.853402][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.853542][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.853718][ T3095] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 144.853855][ T3095] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 144.853989][ T3095] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 144.854124][ T3095] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 144.854261][ T3095] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 144.854452][ T3095] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 144.854599][ T3095] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 144.854738][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.854841][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.854943][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.855075][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.855210][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.855404][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.855546][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.855690][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.855826][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.855961][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.856094][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.856230][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.856425][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.856568][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.856710][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.856845][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.856980][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.857113][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.857248][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.857474][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.857627][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.858108][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.858310][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.858579][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.858785][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.858983][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.859182][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.864485][ T3095] ------------[ cut here ]------------ | [ 144.864647][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3095 | [ 144.864914][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.865380][ T3095] Tainted: [W]=WARN [ 144.865482][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.865664][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.865842][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.866325][ T3095] RSP: 0018:ffa000000172f918 EFLAGS: 00010286 [ 144.866503][ T3095] RAX: 00000000ffffffa6 RBX: ff1100000d6be740 RCX: 1ff40000002e5ee9 [ 144.866736][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be7fc [ 144.866937][ T3095] RBP: ff11000013749000 R08: 1fe2200001ad7d01 R09: ff11000013620b80 [ 144.867141][ T3095] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 144.867343][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013749000 [ 144.867562][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 144.867803][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.867975][ T3095] CR2: 00000000004a60e4 CR3: 0000000013629003 CR4: 0000000000771ef0 [ 144.868178][ T3095] PKRU: 55555554 [ 144.868280][ T3095] Call Trace: [ 144.868387][ T3095] [ 144.868458][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.868606][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 144.868742][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.868846][ T3095] register_netdevice (net/core/dev.c:11488) [ 144.868986][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 144.869155][ T3095] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 144.869298][ T3095] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 144.869444][ T3095] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 144.869589][ T3095] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 144.869727][ T3095] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 144.869864][ T3095] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 144.870002][ T3095] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 144.870139][ T3095] ops_init (net/core/net_namespace.c:137) [ 144.870244][ T3095] setup_net (net/core/net_namespace.c:446) [ 144.870354][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 144.870494][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 144.870642][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 144.870781][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 144.870921][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 144.871058][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 144.871197][ T3095] ksys_unshare (kernel/fork.c:3243) [ 144.871332][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.871474][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 144.871621][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 144.871758][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 144.871897][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 144.872032][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 144.872167][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 144.872302][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 144.872450][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 144.872595][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 144.872768][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 144.872909][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 144.873396][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 144.873612][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 144.873813][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 144.874016][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 144.874216][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 144.874424][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 144.876201][ T12] ------------[ cut here ]------------ | [ 144.876393][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.876714][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.877274][ T12] Tainted: [W]=WARN [ 144.877435][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.877665][ T12] Workqueue: netns cleanup_net [ 144.877853][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.878074][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.878600][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 144.878818][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186c80 RCX: 1ff4000000018ec7 [ 144.879059][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186d3c [ 144.879302][ T12] RBP: ff110000095e4000 R08: 1fe2200001430da9 R09: ff11000001aed1d0 [ 144.879561][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 144.879808][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 144.880050][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.880324][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.880555][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.880804][ T12] PKRU: 55555554 [ 144.880950][ T12] Call Trace: [ 144.881095][ T12] [ 144.881213][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 144.881413][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 144.881571][ T12] netif_close_many (net/core/dev.c:1804) [ 144.881762][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 144.881942][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 144.882153][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 144.882377][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 144.882565][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.882784][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.882965][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.883144][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.883323][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.883514][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.883710][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.883889][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.884068][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.884247][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.884440][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.884637][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.884818][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.885000][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.885179][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.885375][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.885568][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.885763][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.885951][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.886135][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.886313][ T12] kthread (kernel/kthread.c:436) [ 144.886473][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.886709][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.886891][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.887075][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.887286][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.887481][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.887681][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.890305][ T12] ------------[ cut here ]------------ | [ 144.890498][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.890806][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.891341][ T12] Tainted: [W]=WARN [ 144.891501][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.891721][ T12] Workqueue: netns cleanup_net [ 144.891899][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.892120][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.892626][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.892834][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0740 RCX: 1ff4000000018eed [ 144.893062][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe07fc [ 144.893293][ T12] RBP: ff1100000a869000 R08: 1fe2200001ffc101 R09: ff11000001aed1d0 [ 144.893548][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.893788][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.894022][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.894282][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.894501][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.894754][ T12] PKRU: 55555554 [ 144.894897][ T12] Call Trace: [ 144.895040][ T12] [ 144.895155][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.895379][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.895592][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.895779][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.895958][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.896132][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.896308][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.896497][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.896695][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.896868][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.897046][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.897226][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.897416][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.897605][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.897784][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.897959][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.898138][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.898311][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.898504][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.898701][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.898874][ T12] kthread (kernel/kthread.c:436) [ 144.899019][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.899223][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.899415][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.899604][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.899818][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.899996][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.900170][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.902979][ T12] ------------[ cut here ]------------ | [ 144.903150][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.903951][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.904619][ T12] Tainted: [W]=WARN [ 144.904815][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.905070][ T12] Workqueue: netns cleanup_net [ 144.905296][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.905597][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.906146][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.906411][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0200 RCX: 1ff4000000018eed [ 144.906709][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe02bc [ 144.906986][ T12] RBP: ff11000008ef4000 R08: 1fe2200001ffc059 R09: ff11000001aed1d0 [ 144.907265][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.907570][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.907861][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.908172][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.908437][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.908742][ T12] PKRU: 55555554 [ 144.908931][ T12] Call Trace: [ 144.909118][ T12] [ 144.909279][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.909551][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.909883][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.910176][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.910422][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.910697][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.910869][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.911045][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.911221][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.911409][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.911600][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.911782][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.911955][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.912133][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.912306][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.912496][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.912695][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.912870][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.913048][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.913225][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.913417][ T12] kthread (kernel/kthread.c:436) [ 144.913568][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.913780][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.913954][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.914128][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.914331][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.914520][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.914716][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.917546][ T12] ------------[ cut here ]------------ | [ 144.917716][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.918004][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.918635][ T12] Tainted: [W]=WARN [ 144.918825][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.919075][ T12] Workqueue: netns cleanup_net [ 144.919303][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.919591][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.920121][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.920387][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1000 RCX: 1ff4000000018eed [ 144.920685][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe10bc [ 144.920966][ T12] RBP: ff1100000dbfc000 R08: 1fe2200001ffc219 R09: ff11000001aed1d0 [ 144.921241][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.921540][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.921836][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.922144][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.922408][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.922708][ T12] PKRU: 55555554 [ 144.922895][ T12] Call Trace: [ 144.923086][ T12] [ 144.923247][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.923512][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.923778][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.923998][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.924219][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.924453][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.924691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.924917][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.925138][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.925371][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.925678][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.925942][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.926224][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.926505][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.926737][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.926913][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.927091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.927264][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.927457][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.927651][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.927824][ T12] kthread (kernel/kthread.c:436) [ 144.927968][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.928173][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.928363][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.928544][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.928756][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.928932][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.929106][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.931709][ T12] ------------[ cut here ]------------ | [ 144.931876][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.932161][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.933414][ T12] Tainted: [W]=WARN [ 144.933632][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.933886][ T12] Workqueue: netns cleanup_net [ 144.934114][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.934391][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.934938][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.935215][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe18c0 RCX: 1ff4000000018eed [ 144.935507][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe197c [ 144.935808][ T12] RBP: ff1100000ecb4000 R08: 1fe2200001ffc331 R09: ff11000001aed1d0 [ 144.936091][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.936407][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.936708][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.937025][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.937281][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.937581][ T12] PKRU: 55555554 [ 144.937779][ T12] Call Trace: [ 144.937964][ T12] [ 144.938124][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.938396][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.938657][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.938879][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.939100][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.939322][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.939568][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.939800][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.940050][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.940324][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.940632][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.940915][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.941181][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.941462][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.941748][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.942019][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.942288][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.942575][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.942771][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.942950][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.943129][ T12] kthread (kernel/kthread.c:436) [ 144.943273][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.943490][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.943679][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.943858][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.944065][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.944238][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.944432][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.955527][ T12] ------------[ cut here ]------------ | [ 144.955703][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.956009][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.957225][ T12] Tainted: [W]=WARN [ 144.957383][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.957603][ T12] Workqueue: netns cleanup_net [ 144.957789][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.957999][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.958491][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.958718][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f03c0 RCX: 1ff4000000018eed [ 144.958949][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f047c [ 144.959182][ T12] RBP: ff1100000ff84000 R08: 1fe2200001c1e091 R09: ff11000001aed1d0 [ 144.959428][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.959678][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.959913][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.960177][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.960397][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.960646][ T12] PKRU: 55555554 [ 144.960790][ T12] Call Trace: [ 144.960932][ T12] [ 144.961046][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.961253][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.961470][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.961668][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.961844][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.962018][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.962193][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.962382][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.962569][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.962750][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.962927][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.963105][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.963278][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.963463][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.963658][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.963835][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.964013][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.964186][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.964380][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.964567][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.964752][ T12] kthread (kernel/kthread.c:436) [ 144.964898][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.965102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.965277][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.965462][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.965689][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.965864][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.966042][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.968833][ T12] ------------[ cut here ]------------ | [ 144.969001][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.969292][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.970216][ T12] Tainted: [W]=WARN [ 144.970374][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.970592][ T12] Workqueue: netns cleanup_net [ 144.970780][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.970992][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.971489][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.971707][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f0200 RCX: 1ff4000000018eed [ 144.971939][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f02bc [ 144.972169][ T12] RBP: ff11000013811000 R08: 1fe2200001c1e059 R09: ff11000001aed1d0 [ 144.972415][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.972664][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.972900][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.973161][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.973378][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.973629][ T12] PKRU: 55555554 [ 144.973772][ T12] Call Trace: [ 144.973916][ T12] [ 144.974031][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.974239][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.974456][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.974648][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.974824][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.974996][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.975170][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.975361][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.975545][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.975728][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.975906][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.976081][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.976253][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.976445][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.976636][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.976813][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.976992][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.977165][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.977372][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.977564][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.977750][ T12] kthread (kernel/kthread.c:436) [ 144.977895][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.978098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.978271][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.978461][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.978687][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.978864][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.979039][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.981801][ T12] ------------[ cut here ]------------ | [ 144.981971][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.982258][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.982828][ T12] Tainted: [W]=WARN [ 144.982971][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.983172][ T12] Workqueue: netns cleanup_net [ 144.983363][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.983582][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.984089][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.984293][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f0900 RCX: 1ff4000000018eed [ 144.984544][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f09bc [ 144.984786][ T12] RBP: ff11000012a04000 R08: 1fe2200001c1e139 R09: ff11000001aed1d0 [ 144.985020][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.985252][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.985504][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.985790][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.985996][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.986229][ T12] PKRU: 55555554 [ 144.986385][ T12] Call Trace: [ 144.986535][ T12] [ 144.986660][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.986869][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.987073][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.987248][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.987438][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 144.987628][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 144.987808][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 144.988009][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 144.988188][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 144.988375][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 144.988566][ T12] cleanup_net (net/core/net_namespace.c:702) [ 144.988753][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 144.988927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 144.989103][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 144.989277][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 144.989464][ T12] process_one_work (kernel/workqueue.c:3314) [ 144.989665][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 144.989842][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 144.990020][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 144.990200][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 144.990387][ T12] kthread (kernel/kthread.c:436) [ 144.990540][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 144.990756][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.990933][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 144.991110][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 144.991313][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 144.991501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 144.991695][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 144.994234][ T12] ------------[ cut here ]------------ | [ 144.994421][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 144.994725][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 144.995258][ T12] Tainted: [W]=WARN [ 144.995416][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 144.995635][ T12] Workqueue: netns cleanup_net [ 144.995816][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 144.996025][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 144.996530][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 144.996745][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f1e00 RCX: 1ff4000000018eed [ 144.996975][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f1ebc [ 144.997204][ T12] RBP: ff11000008ef1000 R08: 1fe2200001c1e3d9 R09: ff11000001aed1d0 [ 144.997452][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 144.997698][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 144.997933][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 144.998193][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 144.998420][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 144.998668][ T12] PKRU: 55555554 [ 144.998809][ T12] Call Trace: [ 144.998951][ T12] [ 144.999066][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 144.999273][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 144.999489][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 144.999680][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 144.999856][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.000030][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.000203][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.000392][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.000577][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.000790][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.000968][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.001144][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.001315][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.001508][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.001701][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.001876][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.002055][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.002228][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.002429][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.002620][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.002796][ T12] kthread (kernel/kthread.c:436) [ 145.002940][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.003143][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.003318][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.003507][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.003730][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.003906][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.004079][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.006715][ T12] ------------[ cut here ]------------ | [ 145.006886][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 145.007174][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.007813][ T12] Tainted: [W]=WARN [ 145.008037][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.008238][ T12] Workqueue: netns cleanup_net [ 145.008431][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.008659][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.009216][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.009508][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7380 RCX: 1ff4000000018eed [ 145.009758][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b743c [ 145.009988][ T12] RBP: ff11000013771000 R08: 1fe2200001936e89 R09: ff11000001aed1d0 [ 145.010293][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.010547][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.010788][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.011123][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.011364][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 145.011693][ T12] PKRU: 55555554 [ 145.011838][ T12] Call Trace: [ 145.011980][ T12] [ 145.012096][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.012303][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.012519][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.012711][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.012886][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.013063][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.013313][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.013500][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.013698][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.013870][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.014120][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.014294][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.014481][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.014675][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.014922][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.015097][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.015274][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.015544][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.015732][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.015910][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.016106][ T12] kthread (kernel/kthread.c:436) [ 145.016249][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.016549][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.016732][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.016906][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.017181][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.017379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.017562][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.021108][ T12] ------------[ cut here ]------------ | [ 145.021278][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 145.021739][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.022436][ T12] Tainted: [W]=WARN [ 145.022643][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.022897][ T12] Workqueue: netns cleanup_net [ 145.023124][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.023400][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.023951][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.024206][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6ac0 RCX: 1ff4000000018eed [ 145.024497][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6b7c [ 145.024796][ T12] RBP: ff110000095e4000 R08: 1fe2200001936d71 R09: ff11000001aed1d0 [ 145.025071][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.025404][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.025709][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.026018][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.026267][ T12] CR2: 000055f6c13a8658 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 145.026570][ T12] PKRU: 55555554 [ 145.026767][ T12] Call Trace: [ 145.026959][ T12] [ 145.027119][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.027389][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.027651][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.027873][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.028094][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.028311][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.028552][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.028784][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.029005][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.029223][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.029461][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.029704][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.029927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.030147][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.030385][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.030627][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.030877][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.031144][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.031436][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.031719][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.031985][ T12] kthread (kernel/kthread.c:436) [ 145.032221][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.032540][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.032748][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.032920][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.033121][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.033319][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.033507][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.051880][ T3095] ------------[ cut here ]------------ | [ 145.052045][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3095 | [ 145.052325][ T3095] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.052840][ T3095] Tainted: [W]=WARN [ 145.052944][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.053119][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.053298][ T3095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.053827][ T3095] RSP: 0018:ffa000000172fa70 EFLAGS: 00010286 [ 145.054022][ T3095] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff40000002e5f14 [ 145.054842][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 145.055047][ T3095] RBP: ff11000013664000 R08: 1fe22000016c6c21 R09: ff11000013620b80 [ 145.055250][ T3095] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.055458][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013664000 [ 145.055676][ T3095] FS: 00007f6cec7bb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.055913][ T3095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.056087][ T3095] CR2: 00000000004a60e4 CR3: 0000000013629003 CR4: 0000000000771ef0 [ 145.056293][ T3095] PKRU: 55555554 [ 145.056398][ T3095] Call Trace: [ 145.056502][ T3095] [ 145.056576][ T3095] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.056718][ T3095] ? notifier_call_chain (kernel/notifier.c:85) [ 145.056856][ T3095] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.056966][ T3095] register_netdevice (net/core/dev.c:11488) [ 145.057104][ T3095] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.057274][ T3095] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.057417][ T3095] register_netdev (net/core/dev.c:11552) [ 145.057558][ T3095] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 145.057701][ T3095] ops_init (net/core/net_namespace.c:137) [ 145.057805][ T3095] setup_net (net/core/net_namespace.c:446) [ 145.057911][ T3095] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.058047][ T3095] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.058183][ T3095] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.058322][ T3095] copy_net_ns (net/core/net_namespace.c:579) [ 145.058465][ T3095] create_new_namespaces (kernel/nsproxy.c:132) [ 145.058614][ T3095] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.058752][ T3095] ksys_unshare (kernel/fork.c:3243) [ 145.058887][ T3095] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.059024][ T3095] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.059160][ T3095] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.059297][ T3095] ? __ia32_sys_open (fs/open.c:1374) [ 145.059442][ T3095] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.059590][ T3095] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.059727][ T3095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.059866][ T3095] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.060002][ T3095] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.060139][ T3095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.060308][ T3095] RIP: 0033:0x7f6ceca7dbcb [ 145.060456][ T3095] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.060951][ T3095] RSP: 002b:00007ffee1b50878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 145.061162][ T3095] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ceca7dbcb [ 145.061371][ T3095] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.061584][ T3095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.061790][ T3095] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee1b52aa0 [ 145.062010][ T3095] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1b54877 | [ 145.073932][ T12] ------------[ cut here ]------------ | [ 145.074071][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 145.074344][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.075874][ T12] Tainted: [W]=WARN [ 145.075969][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.076129][ T12] Workqueue: netns cleanup_net [ 145.076261][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.076536][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.076989][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 145.077149][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6371c0 RCX: 1ff4000000018ed5 [ 145.077334][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63727c [ 145.077637][ T12] RBP: ff11000005f64000 R08: 1fe22000016c6e51 R09: ff11000001aed1d0 [ 145.077821][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.078003][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.078191][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.078511][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.078681][ T12] CR2: 00007f6cec888574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 145.078866][ T12] PKRU: 55555554 [ 145.078960][ T12] Call Trace: [ 145.079052][ T12] [ 145.079122][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.079283][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.079547][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 145.079679][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 145.079803][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.079927][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 145.080051][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 145.080176][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 145.080325][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.080558][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.080687][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.080811][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.080935][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.081059][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.081181][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.081306][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.081538][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.081673][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.081806][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.081935][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.082058][ T12] kthread (kernel/kthread.c:436) [ 145.082152][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.082314][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.082544][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.082679][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.082833][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.082957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.083081][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.094629][ T3096] ------------[ cut here ]------------ | [ 145.094822][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3096 | [ 145.095146][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.095750][ T3096] Tainted: [W]=WARN [ 145.095905][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.096125][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.096567][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.097114][ T3096] RSP: 0018:ffa00000015dfa80 EFLAGS: 00010286 [ 145.097339][ T3096] RAX: 00000000ffffffa6 RBX: ff110000104de740 RCX: 1ff40000002bbf16 [ 145.097626][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de7fc [ 145.097885][ T3096] RBP: ff11000012aa4000 R08: 1fe220000209bd01 R09: ff11000013622e80 [ 145.098138][ T3096] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.098428][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012aa4000 [ 145.098704][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.099000][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.099223][ T3096] CR2: 00007f1d3d0b8430 CR3: 000000001291e002 CR4: 0000000000771ef0 [ 145.099494][ T3096] PKRU: 55555554 [ 145.099669][ T3096] Call Trace: [ 145.099822][ T3096] [ 145.099945][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.100135][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.100326][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.100497][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.100706][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.100954][ T3096] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.101147][ T3096] register_netdev (net/core/dev.c:11552) [ 145.101335][ T3096] loopback_net_init (drivers/net/loopback.c:218) [ 145.101547][ T3096] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 145.101749][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.101906][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.102062][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.102247][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.102453][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.102663][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.102853][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.103046][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.103235][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.103437][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.104130][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.104317][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.104520][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.104732][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.104919][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.105109][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.105297][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.105498][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.105706][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.105924][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.106117][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.106684][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.106938][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.107190][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.107459][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.107736][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.107990][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.112824][ T3096] ------------[ cut here ]------------ | [ 145.113010][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3096 | [ 145.113326][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.113924][ T3096] Tainted: [W]=WARN [ 145.114077][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.114296][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.114544][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.115083][ T3096] RSP: 0018:ffa00000015df918 EFLAGS: 00010286 [ 145.115305][ T3096] RAX: 00000000ffffffa6 RBX: ff1100000ff5bc40 RCX: 1ff40000002bbee9 [ 145.115579][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5bcfc [ 145.115842][ T3096] RBP: ff110000134c4000 R08: 1fe2200001feb7a1 R09: ff11000013622e80 [ 145.116096][ T3096] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.116363][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134c4000 [ 145.116632][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.116921][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.117145][ T3096] CR2: 00007f1d3d0b8430 CR3: 000000001291e002 CR4: 0000000000771ef0 [ 145.117416][ T3096] PKRU: 55555554 [ 145.117576][ T3096] Call Trace: [ 145.117740][ T3096] [ 145.117862][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.118050][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.118236][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.118405][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.118613][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.118834][ T3096] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.119023][ T3096] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 145.119243][ T3096] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 145.119444][ T3096] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 145.119651][ T3096] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 145.119840][ T3096] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 145.120033][ T3096] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 145.120222][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.120394][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.120559][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.120751][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.120939][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.121162][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.121369][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.121568][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.121764][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.121951][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.122137][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.122325][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.122536][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.122742][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.122927][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.123113][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.123301][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.123502][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.123710][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.123930][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.124122][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.124687][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.124941][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.125192][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.125462][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.125734][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.125993][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.144342][ T3096] ------------[ cut here ]------------ | [ 145.144545][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3096 | [ 145.144874][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.145446][ T3096] Tainted: [W]=WARN [ 145.145612][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.145836][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.146065][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.146639][ T3096] RSP: 0018:ffa00000015df8f8 EFLAGS: 00010286 [ 145.146866][ T3096] RAX: 00000000ffffffa6 RBX: ff1100000c415380 RCX: 1ff40000002bbee5 [ 145.147120][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41543c [ 145.147393][ T3096] RBP: ff1100000eaf1000 R08: 1fe2200001882a89 R09: ff11000013622e80 [ 145.147675][ T3096] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.147930][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaf1000 [ 145.148187][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.148490][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.148733][ T3096] CR2: 00007f1d3d0b8430 CR3: 000000001291e002 CR4: 0000000000771ef0 [ 145.148989][ T3096] PKRU: 55555554 [ 145.149143][ T3096] Call Trace: [ 145.149295][ T3096] [ 145.149432][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.149641][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.149831][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.149989][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.150178][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.150414][ T3096] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.150615][ T3096] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 145.150807][ T3096] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 145.150996][ T3096] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 145.151187][ T3096] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 145.151392][ T3096] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 145.151596][ T3096] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 145.151794][ T3096] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 145.151986][ T3096] vti_init_net (net/ipv4/ip_vti.c:517) [ 145.152176][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.152333][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.152506][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.152713][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.152905][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.153098][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.153288][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.153496][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.153706][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.153894][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.154081][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.154273][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.154473][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.154719][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.154914][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.155101][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.155316][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.155519][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.155739][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.155970][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.156172][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.156773][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.157044][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.157309][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.157584][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.157847][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.158100][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.162970][ T3096] ------------[ cut here ]------------ | [ 145.163151][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3096 | [ 145.163485][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.164066][ T3096] Tainted: [W]=WARN [ 145.164219][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.164481][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.164733][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.165289][ T3096] RSP: 0018:ffa00000015dfa78 EFLAGS: 00010286 [ 145.166083][ T3096] RAX: 00000000ffffffa6 RBX: ff110000104de580 RCX: 1ff40000002bbf15 [ 145.166414][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104de63c [ 145.166743][ T3096] RBP: ff11000009a74000 R08: 1fe220000209bcc9 R09: ff11000013622e80 [ 145.167055][ T3096] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.167389][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a74000 [ 145.167740][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.168105][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.168420][ T3096] CR2: 00007f1d3d0b8430 CR3: 000000001291e002 CR4: 0000000000771ef0 [ 145.168753][ T3096] PKRU: 55555554 [ 145.168962][ T3096] Call Trace: [ 145.169172][ T3096] [ 145.169369][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.169638][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.169882][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.170094][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.170336][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.170705][ T3096] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.170953][ T3096] register_netdev (net/core/dev.c:11552) [ 145.171199][ T3096] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 145.171458][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.171692][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.171904][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.172150][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.172421][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.172646][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.172838][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.173028][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.173224][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.173428][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.173636][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.173832][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.174024][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.174217][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.174417][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.174615][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.174803][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.174989][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.175177][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.175411][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.175610][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.176178][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.176450][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.176731][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.176986][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.177241][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.177506][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.183029][ T3096] ------------[ cut here ]------------ | [ 145.183240][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3096 | [ 145.183577][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.184174][ T3096] Tainted: [W]=WARN [ 145.184327][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.184567][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.184803][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.185323][ T3096] RSP: 0018:ffa00000015dfa68 EFLAGS: 00010286 [ 145.185568][ T3096] RAX: 00000000ffffffa6 RBX: ff1100000fb2e040 RCX: 1ff40000002bbf13 [ 145.185829][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e0fc [ 145.186086][ T3096] RBP: ff1100000d8bc000 R08: 1fe2200001f65c21 R09: ff11000013622e80 [ 145.186336][ T3096] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.186612][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8bc000 [ 145.186871][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.187229][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.187489][ T3096] CR2: 00007f1d3d0b8430 CR3: 000000001291e002 CR4: 0000000000771ef0 [ 145.187783][ T3096] PKRU: 55555554 [ 145.187960][ T3096] Call Trace: [ 145.188136][ T3096] [ 145.188265][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.188541][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.188769][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.188935][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.189124][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.189363][ T3096] register_netdev (net/core/dev.c:11552) [ 145.189557][ T3096] sit_init_net (net/ipv6/sit.c:1860) [ 145.189754][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.189908][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.190061][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.190248][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.190448][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.190652][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.190841][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.191027][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.191212][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.191410][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.191610][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.191797][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.191984][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.192172][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.192376][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.192568][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.192765][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.192952][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.193142][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.193373][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.193570][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.194102][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.194370][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.194634][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.194882][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.195129][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.195394][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.201725][ T3096] ------------[ cut here ]------------ | [ 145.201913][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3096 | [ 145.202241][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.202820][ T3096] Tainted: [W]=WARN [ 145.202972][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.203192][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.203503][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.204059][ T3096] RSP: 0018:ffa00000015dfa78 EFLAGS: 00010286 [ 145.204277][ T3096] RAX: 00000000ffffffa6 RBX: ff1100000c67ec80 RCX: 1ff40000002bbf15 [ 145.204553][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67ed3c [ 145.204814][ T3096] RBP: ff1100000fac9000 R08: 1fe22000018cfda9 R09: ff11000013622e80 [ 145.205067][ T3096] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.205319][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fac9000 [ 145.205614][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.205906][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.206128][ T3096] CR2: 00007f1d3d0b8430 CR3: 000000001291e002 CR4: 0000000000771ef0 [ 145.206397][ T3096] PKRU: 55555554 [ 145.206556][ T3096] Call Trace: [ 145.206718][ T3096] [ 145.206842][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.207028][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.207211][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.207378][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.207574][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.207803][ T3096] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.207991][ T3096] register_netdev (net/core/dev.c:11552) [ 145.208180][ T3096] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 145.208380][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.208540][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.208704][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.208889][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.209074][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.209260][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.209465][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.209670][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.209856][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.210040][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.210224][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.210423][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.210620][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.210811][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.210996][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.211180][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.211379][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.211572][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.211770][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.211985][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.212177][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.212734][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.212986][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.213232][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.213502][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.213768][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.214016][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.219560][ T3096] ------------[ cut here ]------------ | [ 145.219710][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3096 | [ 145.219981][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.220428][ T3096] Tainted: [W]=WARN [ 145.220534][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.220704][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.220875][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.221343][ T3096] RSP: 0018:ffa00000015df918 EFLAGS: 00010286 [ 145.221515][ T3096] RAX: 00000000ffffffa6 RBX: ff1100000d8f3380 RCX: 1ff40000002bbee9 [ 145.221721][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8f343c [ 145.221918][ T3096] RBP: ff11000012bec000 R08: 1fe2200001b1e689 R09: ff11000013622e80 [ 145.222113][ T3096] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.222308][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012bec000 [ 145.222519][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.222762][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.222928][ T3096] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.223125][ T3096] PKRU: 55555554 [ 145.223223][ T3096] Call Trace: [ 145.223322][ T3096] [ 145.223395][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.223533][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.223673][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.223773][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.223906][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.224071][ T3096] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.224206][ T3096] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 145.224337][ T3096] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 145.224475][ T3096] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 145.224619][ T3096] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 145.224751][ T3096] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 145.224885][ T3096] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 145.225017][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.225118][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.225219][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.225356][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.225488][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.225632][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.225766][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.225902][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.226034][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.226165][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.226297][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.226444][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.226586][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.226720][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.226851][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.226983][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.227119][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.227261][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.227410][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.227579][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.227721][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.228190][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.228394][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.228599][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.228797][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.229026][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.229223][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.241358][ T3096] ------------[ cut here ]------------ | [ 145.241498][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3096 | [ 145.241771][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.242211][ T3096] Tainted: [W]=WARN [ 145.242309][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.242517][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.242697][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.243166][ T3096] RSP: 0018:ffa00000015df918 EFLAGS: 00010286 [ 145.243332][ T3096] RAX: 00000000ffffffa6 RBX: ff1100001034f8c0 RCX: 1ff40000002bbee9 [ 145.243541][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001034f97c [ 145.243743][ T3096] RBP: ff11000013561000 R08: 1fe2200002069f31 R09: ff11000013622e80 [ 145.243954][ T3096] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.244153][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013561000 [ 145.244363][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.244607][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.244773][ T3096] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.244973][ T3096] PKRU: 55555554 [ 145.245071][ T3096] Call Trace: [ 145.245168][ T3096] [ 145.245237][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.245373][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.245505][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.245615][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.245748][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.245915][ T3096] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.246048][ T3096] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 145.246179][ T3096] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 145.246310][ T3096] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 145.246449][ T3096] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 145.246594][ T3096] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 145.246728][ T3096] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 145.246863][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.246966][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.247066][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.247197][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.247329][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.247469][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.247613][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.247750][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.247884][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.248016][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.248148][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.248281][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.248420][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.248559][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.248694][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.248833][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.248970][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.249100][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.249237][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.249406][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.249550][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.250026][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.250226][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.250430][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.250641][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.250841][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.251038][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.252774][ T12] ------------[ cut here ]------------ | [ 145.252946][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 145.253240][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.253864][ T12] Tainted: [W]=WARN [ 145.254009][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.254238][ T12] Workqueue: netns cleanup_net [ 145.254433][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.254665][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.255158][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 145.255378][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be580 RCX: 1ff4000000018ec7 [ 145.255626][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be63c [ 145.255865][ T12] RBP: ff1100000ef3c000 R08: 1fe2200001ad7cc9 R09: ff11000001aed1d0 [ 145.256098][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 145.256330][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 145.256595][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.256869][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.257075][ T12] CR2: 00007f1d3d0b8430 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 145.257310][ T12] PKRU: 55555554 [ 145.257464][ T12] Call Trace: [ 145.257625][ T12] [ 145.257741][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.257919][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.258066][ T12] netif_close_many (net/core/dev.c:1804) [ 145.258246][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 145.258450][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 145.258676][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 145.258881][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.259057][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.259259][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.259449][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.259645][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.259820][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.259995][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.260171][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.260364][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.260555][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.260739][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.260922][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.261099][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.261274][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.261464][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.261662][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.261841][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.262021][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.262196][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.262394][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.262582][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.262767][ T12] kthread (kernel/kthread.c:436) [ 145.262913][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.263118][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.263294][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.263485][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.263710][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.263887][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.264064][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.266217][ T12] ------------[ cut here ]------------ | [ 145.266418][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 145.266743][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.267297][ T12] Tainted: [W]=WARN [ 145.267463][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.267695][ T12] Workqueue: netns cleanup_net [ 145.267882][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.268112][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.268650][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 145.268864][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6aac0 RCX: 1ff4000000018e80 [ 145.269106][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ab7c [ 145.269363][ T12] RBP: ff110000060bc000 R08: 1fe220000194d571 R09: ff11000001aed1d0 [ 145.269618][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 145.269864][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 145.270108][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.270398][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.270628][ T12] CR2: 00007f1d3d0b8430 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 145.270877][ T12] PKRU: 55555554 [ 145.271023][ T12] Call Trace: [ 145.271169][ T12] [ 145.271285][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.271481][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.271652][ T12] netif_close_many (net/core/dev.c:1804) [ 145.271835][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 145.272015][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.272201][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 145.272400][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 145.272597][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 145.272783][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 145.272965][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 145.273150][ T12] notifier_call_chain (kernel/notifier.c:85) [ 145.273333][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 145.273540][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 145.273733][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 145.273948][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 145.274161][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.274342][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.274571][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.274762][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.274945][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.275125][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.275303][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.275497][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.275698][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.275879][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.276056][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.276239][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.276435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.276631][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.276815][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.276996][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.277177][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.277375][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.277563][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.277773][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.277961][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.278141][ T12] kthread (kernel/kthread.c:436) [ 145.278289][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.278513][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.278712][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.278892][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.279105][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.279288][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.279556][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.282227][ T12] ------------[ cut here ]------------ | [ 145.282859][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 145.283119][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.283573][ T12] Tainted: [W]=WARN [ 145.283672][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.283864][ T12] Workqueue: netns cleanup_net [ 145.283999][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.284168][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.284677][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.284829][ T12] RAX: 00000000ffffffa6 RBX: ff1100001034e900 RCX: 1ff4000000018eed [ 145.285045][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001034e9bc [ 145.285226][ T12] RBP: ff1100000a3a4000 R08: 1fe2200002069d39 R09: ff11000001aed1d0 [ 145.285415][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.285609][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.285803][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.286031][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.286271][ T12] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.286471][ T12] PKRU: 55555554 [ 145.286564][ T12] Call Trace: [ 145.286658][ T12] [ 145.286724][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.286887][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.287044][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.287163][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.287305][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.287466][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.287613][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.287741][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.287909][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.288138][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.288264][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.288392][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.288519][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.288964][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.289081][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.289200][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.289320][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.289443][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.289569][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.289698][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.289818][ T12] kthread (kernel/kthread.c:436) [ 145.289908][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.290055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.290173][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.290293][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.290451][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.290612][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.290731][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.292920][ T12] ------------[ cut here ]------------ | [ 145.293038][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 145.293269][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.293708][ T12] Tainted: [W]=WARN [ 145.293797][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.293945][ T12] Workqueue: netns cleanup_net [ 145.294096][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.294248][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.294684][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.294835][ T12] RAX: 00000000ffffffa6 RBX: ff1100001034e200 RCX: 1ff4000000018eed [ 145.295009][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001034e2bc [ 145.295183][ T12] RBP: ff11000001ecc000 R08: 1fe2200002069c59 R09: ff11000001aed1d0 [ 145.295364][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.295546][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.295737][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.295946][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.296095][ T12] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.296277][ T12] PKRU: 55555554 [ 145.296371][ T12] Call Trace: [ 145.296460][ T12] [ 145.296526][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.296684][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.296829][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.296947][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.297066][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.297187][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.297306][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.297432][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.297559][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.297679][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.297799][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.297917][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.298033][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.298156][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.298274][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.298398][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.298519][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.298647][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.298771][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.298893][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.299010][ T12] kthread (kernel/kthread.c:436) [ 145.299103][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.299252][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.299376][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.299495][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.299651][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.299770][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.299888][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.309171][ T12] ------------[ cut here ]------------ | [ 145.309299][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 145.310186][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.310669][ T12] Tainted: [W]=WARN [ 145.310759][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.310907][ T12] Workqueue: netns cleanup_net [ 145.311028][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.311180][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.311664][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.311814][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d8f3a80 RCX: 1ff4000000018eed [ 145.311997][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8f3b3c [ 145.312175][ T12] RBP: ff1100000fd69000 R08: 1fe2200001b1e769 R09: ff11000001aed1d0 [ 145.312399][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.312584][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.312762][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.312968][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.313116][ T12] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.313294][ T12] PKRU: 55555554 [ 145.313429][ T12] Call Trace: [ 145.313528][ T12] [ 145.313595][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.313747][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.313897][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.314016][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.314139][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.314260][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.314427][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.314554][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.314678][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.314797][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.314918][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.315037][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.315154][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.315274][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.315443][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.315566][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.315693][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.315814][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.315940][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.316062][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.316183][ T12] kthread (kernel/kthread.c:436) [ 145.316277][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.316475][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.316608][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.316731][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.316878][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.316999][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.317115][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.320125][ T12] ------------[ cut here ]------------ | [ 145.320259][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 145.320510][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.320946][ T12] Tainted: [W]=WARN [ 145.321036][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.321182][ T12] Workqueue: netns cleanup_net [ 145.321304][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.321468][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.321898][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.322045][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf77000 RCX: 1ff4000000018eed [ 145.322219][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf770bc [ 145.322408][ T12] RBP: ff1100000abfc000 R08: 1fe22000019eee19 R09: ff11000001aed1d0 [ 145.322593][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 145.322777][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.322956][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.323162][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.323317][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 145.323501][ T12] PKRU: 55555554 [ 145.323601][ T12] Call Trace: [ 145.323689][ T12] [ 145.323751][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.323905][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.324051][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.324170][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.324292][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.324417][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.324542][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.324667][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.324787][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.324904][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.325028][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.325146][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.325265][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.325389][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.325511][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.325642][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.325763][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.325884][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.326006][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.326128][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.326245][ T12] kthread (kernel/kthread.c:436) [ 145.326334][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.326491][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.326622][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.326744][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.326897][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.327016][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.327132][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.329328][ T12] ------------[ cut here ]------------ | [ 145.329460][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 145.329704][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.330119][ T12] Tainted: [W]=WARN [ 145.330213][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.330370][ T12] Workqueue: netns cleanup_net [ 145.330492][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.330652][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.331069][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.331215][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf77700 RCX: 1ff4000000018eed [ 145.331398][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf777bc [ 145.331583][ T12] RBP: ff1100000ed51000 R08: 1fe22000019eeef9 R09: ff11000001aed1d0 [ 145.331767][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 145.331946][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.332124][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.332332][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.332486][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 145.332673][ T12] PKRU: 55555554 [ 145.332761][ T12] Call Trace: [ 145.332848][ T12] [ 145.332911][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.333062][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.333209][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.333330][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.333455][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.333591][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.333714][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.333835][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.333959][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.334076][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.334199][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.334318][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.334444][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.334569][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.334693][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.334814][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.334937][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.335056][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.335179][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.335303][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.335426][ T12] kthread (kernel/kthread.c:436) [ 145.335517][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.335676][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.335796][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.335919][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.336068][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.336186][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.336305][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.345334][ T12] ------------[ cut here ]------------ | [ 145.345463][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 145.345705][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.346120][ T12] Tainted: [W]=WARN [ 145.346210][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.346359][ T12] Workqueue: netns cleanup_net [ 145.346482][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.346650][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.347064][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.347212][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf77e00 RCX: 1ff4000000018eed [ 145.347399][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf77ebc [ 145.347582][ T12] RBP: ff11000008dd9000 R08: 1fe22000019eefd9 R09: ff11000001aed1d0 [ 145.347761][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 145.347936][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.348111][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.348314][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.348465][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 145.348652][ T12] PKRU: 55555554 [ 145.348738][ T12] Call Trace: [ 145.348825][ T12] [ 145.348886][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.349037][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.349181][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.349299][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.349421][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.349543][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.349666][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.349785][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.349907][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.350028][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.350148][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.350265][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.350391][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.350514][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.350641][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.350760][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.350880][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.350997][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.351123][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.351244][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.351367][ T12] kthread (kernel/kthread.c:436) [ 145.351459][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.351613][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.351731][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.351852][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.351997][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.352117][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.352235][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.354411][ T12] ------------[ cut here ]------------ | [ 145.354533][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 145.354771][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.355189][ T12] Tainted: [W]=WARN [ 145.355282][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.355443][ T12] Workqueue: netns cleanup_net [ 145.355574][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.355732][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.356155][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.356304][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf380 RCX: 1ff4000000018eed [ 145.356485][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf43c [ 145.356676][ T12] RBP: ff110000058b4000 R08: 1fe2200001ad7e89 R09: ff11000001aed1d0 [ 145.356851][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 145.357027][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.357204][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.357415][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.357567][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 145.357752][ T12] PKRU: 55555554 [ 145.357845][ T12] Call Trace: [ 145.358007][ T12] [ 145.358069][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.358219][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.358371][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.358571][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.358695][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.358812][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.358930][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.359121][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.359242][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.359362][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.359483][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.359691][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.359808][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.359927][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.360046][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.360238][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.360363][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.360480][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.360617][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.360812][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.360931][ T12] kthread (kernel/kthread.c:436) [ 145.361020][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.361171][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.361370][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.361489][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.361646][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.361769][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.361962][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.364407][ T12] ------------[ cut here ]------------ | [ 145.364530][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 145.364837][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.365332][ T12] Tainted: [W]=WARN [ 145.365426][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.365582][ T12] Workqueue: netns cleanup_net [ 145.365707][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.365938][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.366442][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.366599][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217c40 RCX: 1ff4000000018eed [ 145.366781][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217cfc [ 145.367033][ T12] RBP: ff1100000a0cc000 R08: 1fe2200001842fa1 R09: ff11000001aed1d0 [ 145.367209][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 145.367388][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.367649][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.367854][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.368000][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 145.368250][ T12] PKRU: 55555554 [ 145.368340][ T12] Call Trace: [ 145.368435][ T12] [ 145.368497][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.368726][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.368873][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.368992][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.369115][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.369305][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.369433][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.369559][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.369682][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.369871][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.369992][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.370111][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.370232][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.370430][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.370559][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.370680][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.370801][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.370990][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.371119][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.371242][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.371369][ T12] kthread (kernel/kthread.c:436) [ 145.371536][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.371687][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.371810][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.371929][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.372152][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.372270][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.372391][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.374972][ T12] ------------[ cut here ]------------ | [ 145.375090][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 145.375327][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.375764][ T12] Tainted: [W]=WARN [ 145.375853][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.376000][ T12] Workqueue: netns cleanup_net [ 145.376121][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.376274][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.376707][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.376853][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c217a80 RCX: 1ff4000000018eed [ 145.377032][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217b3c [ 145.377210][ T12] RBP: ff11000013671000 R08: 1fe2200001842f69 R09: ff11000001aed1d0 [ 145.377392][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 145.377572][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.377755][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.377962][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.378110][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 145.378288][ T12] PKRU: 55555554 [ 145.378383][ T12] Call Trace: [ 145.378472][ T12] [ 145.378538][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.378697][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.378842][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.378960][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.379078][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.379196][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.379315][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.379447][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.379573][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.379699][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.379819][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.379938][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.380054][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.380176][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.380297][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.380421][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.380548][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.380670][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.380794][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.380916][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.381034][ T12] kthread (kernel/kthread.c:436) [ 145.381125][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.381273][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.381397][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.381515][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.381674][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.381791][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.381913][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.384937][ T12] ------------[ cut here ]------------ | [ 145.385066][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 145.385311][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.386770][ T12] Tainted: [W]=WARN [ 145.386862][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.387022][ T12] Workqueue: netns cleanup_net [ 145.387151][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.387313][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.387811][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 145.387967][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051a80 RCX: 1ff4000000018e99 [ 145.388153][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051b3c [ 145.388336][ T12] RBP: ff110000060bc000 R08: 1fe2200000c0a369 R09: ff11000001aed1d0 [ 145.388577][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 145.388762][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.388946][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.389164][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.389320][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 145.389563][ T12] PKRU: 55555554 [ 145.389657][ T12] Call Trace: [ 145.389749][ T12] [ 145.389813][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.389969][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.390123][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 145.390250][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.390423][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 145.390589][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 145.390713][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 145.390838][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 145.390961][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 145.391087][ T12] notifier_call_chain (kernel/notifier.c:85) [ 145.391215][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 145.391420][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.391582][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.391708][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.391831][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.391955][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.392084][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.392215][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.392341][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.392529][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.392657][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.392783][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.392905][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.393030][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.393152][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.393278][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.393455][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.393590][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.393719][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.393846][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.393968][ T12] kthread (kernel/kthread.c:436) [ 145.394061][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.394216][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.394338][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.394513][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.394678][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.394800][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.394923][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.397167][ T12] ------------[ cut here ]------------ | [ 145.397290][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 145.397540][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.397969][ T12] Tainted: [W]=WARN [ 145.398058][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.398207][ T12] Workqueue: netns cleanup_net [ 145.398329][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.398490][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.398919][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 145.399067][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d8f38c0 RCX: 1ff4000000018eed [ 145.399243][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8f397c [ 145.399426][ T12] RBP: ff1100000ef3c000 R08: 1fe2200001b1e731 R09: ff11000001aed1d0 [ 145.399612][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.399786][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.399963][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.400169][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.400316][ T12] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.400500][ T12] PKRU: 55555554 [ 145.400597][ T12] Call Trace: [ 145.400684][ T12] [ 145.400746][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.400898][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.401051][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 145.401174][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 145.401299][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 145.401424][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 145.401551][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.401677][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 145.401797][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.401916][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.402037][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.402156][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.402276][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.402402][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.402529][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.402652][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.402774][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.402895][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.403017][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.403143][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.403261][ T12] kthread (kernel/kthread.c:436) [ 145.403355][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.403500][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.403625][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.403747][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.403895][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.404018][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.404141][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.414114][ T3096] ------------[ cut here ]------------ | [ 145.414259][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3096 | [ 145.414535][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.414973][ T3096] Tainted: [W]=WARN [ 145.415072][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.415235][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.416447][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.416937][ T3096] RSP: 0018:ffa00000015df918 EFLAGS: 00010286 [ 145.417103][ T3096] RAX: 00000000ffffffa6 RBX: ff11000008e72740 RCX: 1ff40000002bbee9 [ 145.417299][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e727fc [ 145.417565][ T3096] RBP: ff11000012a1c000 R08: 1fe22000011ce501 R09: ff11000013622e80 [ 145.417769][ T3096] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.417966][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a1c000 [ 145.418164][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.418455][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.418628][ T3096] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.418825][ T3096] PKRU: 55555554 [ 145.418929][ T3096] Call Trace: [ 145.419027][ T3096] [ 145.419095][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.419227][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.419416][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.419517][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.419659][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.419823][ T3096] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.419957][ T3096] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 145.420089][ T3096] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 145.420221][ T3096] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 145.420414][ T3096] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 145.420551][ T3096] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 145.420689][ T3096] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 145.420822][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.420923][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.421024][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.421155][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.421290][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.421478][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.421622][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.421755][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.421886][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.422017][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.422147][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.422279][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.422467][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.422608][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.422738][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.422869][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.423000][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.423132][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.423264][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.423485][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.423631][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.424094][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.424292][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.424548][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.424748][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.424945][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.425140][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.438366][ T3096] ------------[ cut here ]------------ | [ 145.438560][ T3096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3096 | [ 145.438886][ T3096] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.439445][ T3096] Tainted: [W]=WARN [ 145.439607][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.439831][ T3096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.440083][ T3096] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.440634][ T3096] RSP: 0018:ffa00000015dfa70 EFLAGS: 00010286 [ 145.440855][ T3096] RAX: 00000000ffffffa6 RBX: ff11000008e738c0 RCX: 1ff40000002bbf14 [ 145.441105][ T3096] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e7397c [ 145.441373][ T3096] RBP: ff11000008dc1000 R08: 1fe22000011ce731 R09: ff11000013622e80 [ 145.441642][ T3096] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.441892][ T3096] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dc1000 [ 145.442144][ T3096] FS: 00007f1d3ceb1840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.442439][ T3096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.442677][ T3096] CR2: 00007f1d3d0b8430 CR3: 000000001291e002 CR4: 0000000000771ef0 [ 145.442932][ T3096] PKRU: 55555554 [ 145.443083][ T3096] Call Trace: [ 145.443235][ T3096] [ 145.443369][ T3096] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.443564][ T3096] ? notifier_call_chain (kernel/notifier.c:85) [ 145.443758][ T3096] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.443914][ T3096] register_netdevice (net/core/dev.c:11488) [ 145.444101][ T3096] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 145.444316][ T3096] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.444515][ T3096] register_netdev (net/core/dev.c:11552) [ 145.444717][ T3096] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 145.444903][ T3096] ops_init (net/core/net_namespace.c:137) [ 145.445057][ T3096] setup_net (net/core/net_namespace.c:446) [ 145.445209][ T3096] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 145.445400][ T3096] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 145.445600][ T3096] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 145.445792][ T3096] copy_net_ns (net/core/net_namespace.c:579) [ 145.445979][ T3096] create_new_namespaces (kernel/nsproxy.c:132) [ 145.446168][ T3096] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 145.446369][ T3096] ksys_unshare (kernel/fork.c:3243) [ 145.446562][ T3096] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.446761][ T3096] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 145.446951][ T3096] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 145.447136][ T3096] ? __ia32_sys_open (fs/open.c:1374) [ 145.447321][ T3096] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 145.447517][ T3096] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 145.447720][ T3096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.447902][ T3096] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.448083][ T3096] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.448267][ T3096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.448494][ T3096] RIP: 0033:0x7f1d3d173bcb [ 145.448702][ T3096] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 145.449222][ T3096] RSP: 002b:00007ffd1192a508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 145.449488][ T3096] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1d3d173bcb [ 145.449747][ T3096] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 145.449995][ T3096] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 145.450243][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1192c730 [ 145.450504][ T3096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1192d877 | [ 145.452935][ T12] ------------[ cut here ]------------ | [ 145.453061][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 145.453297][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.453741][ T12] Tainted: [W]=WARN [ 145.453830][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.453981][ T12] Workqueue: netns cleanup_net [ 145.454105][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.454264][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.454705][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 145.454854][ T12] RAX: 00000000ffffffa6 RBX: ff11000009229e00 RCX: 1ff4000000018ed5 [ 145.455030][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009229ebc [ 145.455205][ T12] RBP: ff1100000a3ec000 R08: 1fe22000012453d9 R09: ff11000001aed1d0 [ 145.455388][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 145.455569][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.455755][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.455965][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.456113][ T12] CR2: 00007f6cec888574 CR3: 000000001291e005 CR4: 0000000000771ef0 [ 145.456290][ T12] PKRU: 55555554 [ 145.456385][ T12] Call Trace: [ 145.456475][ T12] [ 145.456544][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 145.456700][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 145.456849][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 145.456971][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 145.457091][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.457212][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 145.457338][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 145.457468][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 145.457597][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 145.457715][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.457837][ T12] cleanup_net (net/core/net_namespace.c:702) [ 145.457962][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 145.458079][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 145.458199][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.458316][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.458443][ T12] process_one_work (kernel/workqueue.c:3314) [ 145.458576][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.458697][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.458819][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.458943][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.459061][ T12] kthread (kernel/kthread.c:436) [ 145.459151][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.459298][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.459420][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.459546][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.459699][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.459818][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 145.459938][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.495927][ T3097] ------------[ cut here ]------------ | [ 145.496119][ T3097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3097 | [ 145.496634][ T3097] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.497190][ T3097] Tainted: [W]=WARN [ 145.497344][ T3097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.497591][ T3097] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.497827][ T3097] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.498373][ T3097] RSP: 0018:ffa00000015fee30 EFLAGS: 00010286 [ 145.498605][ T3097] RAX: 00000000ffffffa6 RBX: ff110000137de900 RCX: 1ff40000002bfd8c [ 145.498862][ T3097] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de9bc [ 145.499117][ T3097] RBP: ff1100000b001000 R08: 1fe22000026fbd39 R09: ff11000013625180 [ 145.499385][ T3097] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.499659][ T3097] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ab2e708 [ 145.499917][ T3097] FS: 00007f095b157840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.500204][ T3097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.500437][ T3097] CR2: 000000000042ebe0 CR3: 0000000012ba7004 CR4: 0000000000771ef0 [ 145.500716][ T3097] PKRU: 55555554 [ 145.500869][ T3097] Call Trace: [ 145.501021][ T3097] [ 145.501142][ T3097] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.501332][ T3097] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.501503][ T3097] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 145.501742][ T3097] __dev_notify_flags (net/core/dev.c:9787) [ 145.501932][ T3097] ? netif_change_name (net/core/dev.c:1495) [ 145.502118][ T3097] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.502306][ T3097] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.502505][ T3097] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.502714][ T3097] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 145.502907][ T3097] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.503095][ T3097] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 145.503285][ T3097] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 145.503488][ T3097] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 145.503697][ T3097] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 145.503889][ T3097] veth_newlink (drivers/net/veth.c:1871) [ 145.504081][ T3097] ? veth_poll_controller (drivers/net/veth.c:1470) [ 145.504266][ T3097] ? kasan_save_stack (mm/kasan/common.c:57) [ 145.504469][ T3097] ? kasan_save_track (mm/kasan/common.c:78) [ 145.504677][ T3097] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 145.504885][ T3097] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 145.505074][ T3097] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 145.505264][ T3097] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 145.505468][ T3097] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.505681][ T3097] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 145.505874][ T3097] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 145.506064][ T3097] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 145.506252][ T3097] ? __dev_get_by_name (net/core/dev.c:883) [ 145.506458][ T3097] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 145.506673][ T3097] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 145.506868][ T3097] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.507057][ T3097] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.507243][ T3097] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.507446][ T3097] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.507649][ T3097] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.507840][ T3097] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.508035][ T3097] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.508225][ T3097] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.508429][ T3097] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.508635][ T3097] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.508826][ T3097] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.509016][ T3097] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.509208][ T3097] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.509409][ T3097] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.509614][ T3097] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.509804][ T3097] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.509993][ T3097] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.510186][ T3097] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.510386][ T3097] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.510591][ T3097] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.510789][ T3097] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.510979][ T3097] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.511167][ T3097] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.511370][ T3097] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.511568][ T3097] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.511769][ T3097] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.511962][ T3097] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.512150][ T3097] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.512383][ T3097] ? move_addr_to_kernel (net/socket.c:258) [ 145.512591][ T3097] ___sys_sendmsg (net/socket.c:2752) [ 145.512808][ T3097] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.513007][ T3097] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.513233][ T3097] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 145.513437][ T3097] __sys_sendmsg (net/socket.c:2784) [ 145.513644][ T3097] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.513837][ T3097] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 145.514026][ T3097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.514219][ T3097] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.514422][ T3097] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.514625][ T3097] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.514818][ T3097] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.515038][ T3097] RIP: 0033:0x7f095b39108e [ 145.515232][ T3097] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.515792][ T3097] RSP: 002b:00007ffcd8e8e4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.516048][ T3097] RAX: ffffffffffffffda RBX: 00007ffcd8e8ec90 RCX: 00007f095b39108e [ 145.516300][ T3097] RDX: 0000000000000000 RSI: 00007ffcd8e8e590 RDI: 0000000000000005 [ 145.516577][ T3097] RBP: 00007ffcd8e8e4f0 R08: 0000000000000000 R09: 0000000000000000 [ 145.516840][ T3097] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d043 [ 145.517093][ T3097] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd8e8ec50 | [ 145.528373][ T3097] ------------[ cut here ]------------ | [ 145.528567][ T3097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3097 | [ 145.528893][ T3097] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.530018][ T3097] Tainted: [W]=WARN [ 145.530229][ T3097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.530531][ T3097] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.530827][ T3097] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.531419][ T3097] RSP: 0018:ffa00000015ff1b0 EFLAGS: 00010286 [ 145.531726][ T3097] RAX: 00000000ffffffa6 RBX: ff1100000c67e200 RCX: 1ff40000002bfdfc [ 145.532030][ T3097] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e2bc [ 145.532337][ T3097] RBP: ff11000010064000 R08: 1fe22000018cfc59 R09: ff11000013625180 [ 145.532666][ T3097] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.532975][ T3097] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 145.533280][ T3097] FS: 00007f095b157840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.533649][ T3097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.533922][ T3097] CR2: 000000000042ebe0 CR3: 0000000012ba7004 CR4: 0000000000771ef0 [ 145.534229][ T3097] PKRU: 55555554 [ 145.534448][ T3097] Call Trace: [ 145.534669][ T3097] [ 145.534843][ T3097] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.535083][ T3097] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.535290][ T3097] __dev_notify_flags (net/core/dev.c:9787) [ 145.535554][ T3097] ? netif_change_name (net/core/dev.c:1495) [ 145.535803][ T3097] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 145.536043][ T3097] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 145.536286][ T3097] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 145.536551][ T3097] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 145.536798][ T3097] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 145.537037][ T3097] ? __dev_get_by_name (net/core/dev.c:883) [ 145.537275][ T3097] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 145.537538][ T3097] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 145.537792][ T3097] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.538032][ T3097] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.538273][ T3097] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.538534][ T3097] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.538784][ T3097] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.539020][ T3097] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.539262][ T3097] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.539514][ T3097] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.539770][ T3097] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.540013][ T3097] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.540252][ T3097] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.540504][ T3097] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.540762][ T3097] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.540999][ T3097] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.541238][ T3097] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.541447][ T3097] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.541646][ T3097] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.541837][ T3097] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.542021][ T3097] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.542204][ T3097] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.542402][ T3097] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.542596][ T3097] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.542787][ T3097] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.542971][ T3097] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.543158][ T3097] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.543343][ T3097] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.543547][ T3097] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.543739][ T3097] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.543952][ T3097] ? move_addr_to_kernel (net/socket.c:258) [ 145.544140][ T3097] ___sys_sendmsg (net/socket.c:2752) [ 145.544322][ T3097] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.544534][ T3097] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.544766][ T3097] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 145.544950][ T3097] __sys_sendmsg (net/socket.c:2784) [ 145.545134][ T3097] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.545320][ T3097] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 145.545515][ T3097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.545717][ T3097] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.545901][ T3097] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.546087][ T3097] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.546270][ T3097] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.546500][ T3097] RIP: 0033:0x7f095b39108e [ 145.546704][ T3097] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.547229][ T3097] RSP: 002b:00007ffcd8e8e4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.547495][ T3097] RAX: ffffffffffffffda RBX: 00007ffcd8e8ec90 RCX: 00007f095b39108e [ 145.547761][ T3097] RDX: 0000000000000000 RSI: 00007ffcd8e8e590 RDI: 0000000000000005 [ 145.548008][ T3097] RBP: 00007ffcd8e8e4f0 R08: 0000000000000000 R09: 0000000000000000 [ 145.548255][ T3097] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d043 [ 145.548517][ T3097] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd8e8ec50 | [ 145.584850][ T3098] ------------[ cut here ]------------ | [ 145.585004][ T3098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3098 | [ 145.585266][ T3098] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.585712][ T3098] Tainted: [W]=WARN [ 145.585809][ T3098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.585969][ T3098] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.586138][ T3098] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.586738][ T3098] RSP: 0018:ffa000000174f020 EFLAGS: 00010286 [ 145.586903][ T3098] RAX: 00000000ffffffa6 RBX: ff11000012990200 RCX: 1ff40000002e9dca [ 145.587097][ T3098] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129902bc [ 145.587293][ T3098] RBP: ff11000010064000 R08: 1fe2200002532059 R09: ff11000010188b58 [ 145.587490][ T3098] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 145.587689][ T3098] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 145.587882][ T3098] FS: 00007fddb4475840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 145.588107][ T3098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.588267][ T3098] CR2: 0000000037f9d988 CR3: 000000001348e004 CR4: 0000000000771ef0 [ 145.588474][ T3098] PKRU: 55555554 [ 145.588576][ T3098] Call Trace: [ 145.588679][ T3098] [ 145.588746][ T3098] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.588878][ T3098] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.588977][ T3098] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 145.589105][ T3098] __dev_notify_flags (net/core/dev.c:9787) [ 145.589244][ T3098] ? netif_change_name (net/core/dev.c:1495) [ 145.589378][ T3098] ? __dev_change_flags (net/core/dev.c:9752) [ 145.589507][ T3098] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 145.589645][ T3098] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.589774][ T3098] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 145.589908][ T3098] netif_change_flags (net/core/dev.c:9820) [ 145.590037][ T3098] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.590168][ T3098] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 145.590299][ T3098] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 145.590434][ T3098] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 145.590604][ T3098] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 145.590736][ T3098] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.590867][ T3098] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 145.590996][ T3098] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.591128][ T3098] ? __kernel_text_address (kernel/extable.c:79) [ 145.591260][ T3098] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.591394][ T3098] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.591527][ T3098] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.591665][ T3098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.591794][ T3098] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.591922][ T3098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.592052][ T3098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.592180][ T3098] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 145.592310][ T3098] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 145.592450][ T3098] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 145.592590][ T3098] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.592725][ T3098] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 145.592858][ T3098] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 145.592991][ T3098] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.593122][ T3098] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.593252][ T3098] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.593386][ T3098] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.593517][ T3098] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.593654][ T3098] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.593788][ T3098] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.593915][ T3098] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.594043][ T3098] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.594173][ T3098] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.594306][ T3098] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.594442][ T3098] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.594583][ T3098] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.594717][ T3098] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.594846][ T3098] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.594982][ T3098] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.595110][ T3098] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.595241][ T3098] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.595375][ T3098] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.595507][ T3098] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.595649][ T3098] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.595777][ T3098] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.595907][ T3098] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.596038][ T3098] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.596167][ T3098] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.596297][ T3098] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.596434][ T3098] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.596569][ T3098] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.596710][ T3098] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.596838][ T3098] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.596966][ T3098] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.597135][ T3098] ? move_addr_to_kernel (net/socket.c:258) [ 145.597266][ T3098] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.597402][ T3098] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.597536][ T3098] ___sys_sendmsg (net/socket.c:2752) [ 145.597676][ T3098] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 145.597836][ T3098] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.597978][ T3098] __sys_sendmsg (net/socket.c:2784) [ 145.598107][ T3098] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.598236][ T3098] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 145.598406][ T3098] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 145.598541][ T3098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.598676][ T3098] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.598809][ T3098] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.598937][ T3098] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.599068][ T3098] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.599229][ T3098] RIP: 0033:0x7fddb46af08e [ 145.599371][ T3098] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.599845][ T3098] RSP: 002b:00007fffbdbacbb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.600040][ T3098] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fddb46af08e [ 145.600234][ T3098] RDX: 0000000000000000 RSI: 00007fffbdbacc60 RDI: 0000000000000005 [ 145.600434][ T3098] RBP: 00007fffbdbacbc0 R08: 0000000000000000 R09: 0000000000000000 [ 145.600638][ T3098] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d043 [ 145.600830][ T3098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbdbad330 | [ 145.635992][ T3099] ------------[ cut here ]------------ | [ 145.636151][ T3099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3099 | [ 145.636957][ T3099] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.637402][ T3099] Tainted: [W]=WARN [ 145.637501][ T3099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.637678][ T3099] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.637850][ T3099] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.638323][ T3099] RSP: 0018:ffa000000175f020 EFLAGS: 00010286 [ 145.638497][ T3099] RAX: 00000000ffffffa6 RBX: ff11000009228040 RCX: 1ff40000002ebdca [ 145.638703][ T3099] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092280fc [ 145.638899][ T3099] RBP: ff1100000b001000 R08: 1fe2200001245021 R09: ff1100001018d158 [ 145.639096][ T3099] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 145.639291][ T3099] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 145.639493][ T3099] FS: 00007ff3fdf4a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.639738][ T3099] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.639905][ T3099] CR2: 000000002db9f988 CR3: 0000000012ba7006 CR4: 0000000000771ef0 [ 145.640100][ T3099] PKRU: 55555554 [ 145.640199][ T3099] Call Trace: [ 145.640297][ T3099] [ 145.640370][ T3099] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.640505][ T3099] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.640616][ T3099] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 145.640745][ T3099] __dev_notify_flags (net/core/dev.c:9787) [ 145.640878][ T3099] ? netif_change_name (net/core/dev.c:1495) [ 145.641009][ T3099] ? __dev_change_flags (net/core/dev.c:9752) [ 145.641141][ T3099] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 145.641276][ T3099] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.641420][ T3099] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 145.641561][ T3099] netif_change_flags (net/core/dev.c:9820) [ 145.641697][ T3099] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.641828][ T3099] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 145.641961][ T3099] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 145.642094][ T3099] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 145.642258][ T3099] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 145.642393][ T3099] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.642527][ T3099] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 145.642662][ T3099] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.642794][ T3099] ? __kernel_text_address (kernel/extable.c:79) [ 145.642929][ T3099] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.643064][ T3099] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.643195][ T3099] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.643328][ T3099] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.643467][ T3099] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.643606][ T3099] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.643737][ T3099] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.643871][ T3099] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 145.644003][ T3099] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 145.644134][ T3099] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 145.644267][ T3099] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.644406][ T3099] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 145.644546][ T3099] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 145.644685][ T3099] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.644819][ T3099] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.644948][ T3099] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.645077][ T3099] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.645209][ T3099] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.645342][ T3099] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.645481][ T3099] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.645622][ T3099] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.645752][ T3099] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.645884][ T3099] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.646015][ T3099] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.646145][ T3099] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.646276][ T3099] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.646413][ T3099] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.646550][ T3099] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.646687][ T3099] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.646816][ T3099] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.646947][ T3099] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.647076][ T3099] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.647209][ T3099] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.647344][ T3099] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.647483][ T3099] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.647625][ T3099] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.647757][ T3099] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.647887][ T3099] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.648019][ T3099] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.648151][ T3099] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.648283][ T3099] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.648421][ T3099] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.648559][ T3099] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.648691][ T3099] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.648854][ T3099] ? move_addr_to_kernel (net/socket.c:258) [ 145.648985][ T3099] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.649116][ T3099] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.649255][ T3099] ___sys_sendmsg (net/socket.c:2752) [ 145.649390][ T3099] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 145.649558][ T3099] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.649708][ T3099] __sys_sendmsg (net/socket.c:2784) [ 145.649838][ T3099] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.649967][ T3099] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 145.650134][ T3099] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 145.650267][ T3099] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.650404][ T3099] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.650539][ T3099] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.650676][ T3099] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.650807][ T3099] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.650971][ T3099] RIP: 0033:0x7ff3fe18408e [ 145.651106][ T3099] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.651585][ T3099] RSP: 002b:00007ffc1058dbb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.651784][ T3099] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff3fe18408e [ 145.651979][ T3099] RDX: 0000000000000000 RSI: 00007ffc1058dc60 RDI: 0000000000000005 [ 145.652174][ T3099] RBP: 00007ffc1058dbc0 R08: 0000000000000000 R09: 0000000000000000 [ 145.652390][ T3099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d043 [ 145.652595][ T3099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1058e330 | [ 145.654557][ T46] ------------[ cut here ]------------ | [ 145.654682][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46 | [ 145.654918][ T46] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.655345][ T46] Tainted: [W]=WARN [ 145.655796][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.655943][ T46] Workqueue: events_unbound linkwatch_event [ 145.656098][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.656263][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.656710][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 145.656859][ T46] RAX: 00000000ffffffa6 RBX: ff11000006051700 RCX: 1ff4000000065f02 [ 145.657038][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060517bc [ 145.657215][ T46] RBP: ff11000010064000 R08: 1fe2200000c0a2f9 R09: ff110000024a0ba8 [ 145.657396][ T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 145.657583][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 145.657764][ T46] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.657972][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.658121][ T46] CR2: 000000002db9f988 CR3: 0000000012ba7006 CR4: 0000000000771ef0 [ 145.658306][ T46] PKRU: 55555554 [ 145.658402][ T46] Call Trace: [ 145.658492][ T46] [ 145.658561][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.658682][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 145.658801][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.658892][ T46] netif_state_change (net/core/dev.c:1605) [ 145.659015][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.659164][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 145.659283][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 145.659408][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.659538][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 145.659663][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 145.659783][ T46] process_one_work (kernel/workqueue.c:3314) [ 145.659907][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 145.660030][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.660153][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 145.660281][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.660412][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 145.660536][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 145.660661][ T46] kthread (kernel/kthread.c:436) [ 145.660751][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.660901][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 145.661020][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 145.661140][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 145.661290][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 145.661414][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 145.661544][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.726486][ T3101] ------------[ cut here ]------------ | [ 145.726656][ T3101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3101 | [ 145.726914][ T3101] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.727712][ T3101] Tainted: [W]=WARN [ 145.727815][ T3101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.727976][ T3101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.728143][ T3101] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.728622][ T3101] RSP: 0018:ffa000000175f150 EFLAGS: 00010286 [ 145.728784][ T3101] RAX: 00000000ffffffa6 RBX: ff1100000eed9c40 RCX: 1ff40000002ebdf0 [ 145.728977][ T3101] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed9cfc [ 145.729170][ T3101] RBP: ff1100000b001000 R08: 1fe2200001ddb3a1 R09: ff11000009742e58 [ 145.729369][ T3101] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 145.729567][ T3101] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c294ac0 [ 145.729768][ T3101] FS: 00007fb402165840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 145.730003][ T3101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.730167][ T3101] CR2: 00000000004ebb28 CR3: 000000001348e003 CR4: 0000000000771ef0 [ 145.730369][ T3101] PKRU: 55555554 [ 145.730465][ T3101] Call Trace: [ 145.730566][ T3101] [ 145.730642][ T3101] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.730777][ T3101] ? notifier_call_chain (kernel/notifier.c:85) [ 145.730905][ T3101] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.731002][ T3101] netif_state_change (net/core/dev.c:1605) [ 145.731132][ T3101] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.731292][ T3101] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 145.731461][ T3101] linkwatch_sync_dev (net/core/link_watch.c:295) [ 145.731597][ T3101] rtnl_getlink (net/core/rtnetlink.c:4273) [ 145.731739][ T3101] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.731869][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.731996][ T3101] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 145.732123][ T3101] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.732250][ T3101] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.732449][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.732609][ T3101] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.732736][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.732867][ T3101] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.733055][ T3101] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.733184][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.733318][ T3101] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.733533][ T3101] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 145.733668][ T3101] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.733800][ T3101] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.733929][ T3101] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.734058][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.734189][ T3101] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.734316][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.734597][ T3101] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.734726][ T3101] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.734855][ T3101] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.734992][ T3101] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.735123][ T3101] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.735252][ T3101] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.735446][ T3101] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.735585][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.735717][ T3101] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.735847][ T3101] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.735977][ T3101] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.736108][ T3101] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.736239][ T3101] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.736383][ T3101] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.736550][ T3101] ? move_addr_to_kernel (net/socket.c:258) [ 145.736683][ T3101] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 145.736818][ T3101] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 145.736981][ T3101] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 145.737108][ T3101] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 145.737268][ T3101] ___sys_sendmsg (net/socket.c:2752) [ 145.737403][ T3101] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.737538][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.737686][ T3101] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 145.737813][ T3101] ? do_getsockname (net/socket.c:2192) [ 145.737947][ T3101] __sys_sendmsg (net/socket.c:2784) [ 145.738076][ T3101] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.738208][ T3101] ? __sys_getsockname (net/socket.c:2210) [ 145.738337][ T3101] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.738474][ T3101] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.738615][ T3101] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.738743][ T3101] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.738872][ T3101] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.739038][ T3101] RIP: 0033:0x7fb40239f08e [ 145.739173][ T3101] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.739651][ T3101] RSP: 002b:00007ffdee197880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.739847][ T3101] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb40239f08e [ 145.740039][ T3101] RDX: 0000000000000000 RSI: 00007ffdee197930 RDI: 0000000000000006 [ 145.740232][ T3101] RBP: 00007ffdee197890 R08: 0000000000000000 R09: 0000000000000000 [ 145.740428][ T3101] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d043 [ 145.740629][ T3101] R13: 00007ffdee1979e0 R14: 000000000000000d R15: 00007ffdee19987a | [ 145.836805][ T3104] ------------[ cut here ]------------ | [ 145.837012][ T3104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3104 | [ 145.837323][ T3104] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.837900][ T3104] Tainted: [W]=WARN [ 145.838051][ T3104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.838266][ T3104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.838503][ T3104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.839043][ T3104] RSP: 0018:ffa000000177f1b0 EFLAGS: 00010286 [ 145.839263][ T3104] RAX: 00000000ffffffa6 RBX: ff1100000278a580 RCX: 1ff40000002efdfc [ 145.839531][ T3104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a63c [ 145.839798][ T3104] RBP: ff110000128cc000 R08: 1fe22000004f14c9 R09: ff1100000a88d180 [ 145.840045][ T3104] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 145.840293][ T3104] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 145.840566][ T3104] FS: 00007fccb5530840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 145.840858][ T3104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.841075][ T3104] CR2: 000055f6a15ced5c CR3: 0000000012ba7002 CR4: 0000000000771ef0 [ 145.841329][ T3104] PKRU: 55555554 [ 145.841492][ T3104] Call Trace: [ 145.841663][ T3104] [ 145.841781][ T3104] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.841969][ T3104] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.842121][ T3104] __dev_notify_flags (net/core/dev.c:9787) [ 145.842307][ T3104] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 145.842504][ T3104] ? netif_change_name (net/core/dev.c:1495) [ 145.842712][ T3104] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 145.842899][ T3104] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 145.843087][ T3104] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 145.843270][ T3104] ? __dev_get_by_name (net/core/dev.c:883) [ 145.843467][ T3104] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 145.843674][ T3104] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 145.843864][ T3104] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.844049][ T3104] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.844232][ T3104] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.844432][ T3104] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.844630][ T3104] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.844816][ T3104] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.845008][ T3104] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.845195][ T3104] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.845392][ T3104] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.845589][ T3104] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.845782][ T3104] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.845967][ T3104] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.846153][ T3104] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.846337][ T3104] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.846543][ T3104] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.846738][ T3104] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.846924][ T3104] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.847116][ T3104] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.847300][ T3104] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.847501][ T3104] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.847705][ T3104] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.847892][ T3104] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.848079][ T3104] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.848265][ T3104] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.848463][ T3104] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.848672][ T3104] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.848858][ T3104] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.849042][ T3104] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.849256][ T3104] ? move_addr_to_kernel (net/socket.c:258) [ 145.849463][ T3104] ___sys_sendmsg (net/socket.c:2752) [ 145.849667][ T3104] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.849854][ T3104] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.850050][ T3104] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 145.850238][ T3104] __sys_sendmsg (net/socket.c:2784) [ 145.850435][ T3104] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.850645][ T3104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.850834][ T3104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.851020][ T3104] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.851205][ T3104] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.851401][ T3104] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.851617][ T3104] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.851844][ T3104] RIP: 0033:0x7fccb576a08e [ 145.852034][ T3104] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.852577][ T3104] RSP: 002b:00007ffdaa38e450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.852839][ T3104] RAX: ffffffffffffffda RBX: 00007ffdaa38ec00 RCX: 00007fccb576a08e [ 145.853089][ T3104] RDX: 0000000000000000 RSI: 00007ffdaa38e500 RDI: 0000000000000005 [ 145.853335][ T3104] RBP: 00007ffdaa38e460 R08: 0000000000000000 R09: 0000000000000000 [ 145.853608][ T3104] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 145.853863][ T3104] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa38ebd0 | [ 145.886328][ T3105] ------------[ cut here ]------------ | [ 145.887084][ T3105] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3105 | [ 145.887363][ T3105] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.887824][ T3105] Tainted: [W]=WARN [ 145.887926][ T3105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.888097][ T3105] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.888272][ T3105] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.888767][ T3105] RSP: 0018:ffa000000178f1b0 EFLAGS: 00010286 [ 145.888939][ T3105] RAX: 00000000ffffffa6 RBX: ff1100000ee07a80 RCX: 1ff40000002f1dfc [ 145.889139][ T3105] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ee07b3c [ 145.889342][ T3105] RBP: ff11000008fe1000 R08: 1fe2200001dc0f69 R09: ff1100000ffcd180 [ 145.889559][ T3105] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 145.889763][ T3105] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 145.889966][ T3105] FS: 00007f1dc904d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 145.890204][ T3105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.890381][ T3105] CR2: 00007f1dc9327cb0 CR3: 000000001032a001 CR4: 0000000000771ef0 [ 145.890595][ T3105] PKRU: 55555554 [ 145.890697][ T3105] Call Trace: [ 145.890797][ T3105] [ 145.890867][ T3105] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.891005][ T3105] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.891109][ T3105] __dev_notify_flags (net/core/dev.c:9787) [ 145.891247][ T3105] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 145.891393][ T3105] ? netif_change_name (net/core/dev.c:1495) [ 145.891541][ T3105] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 145.891683][ T3105] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 145.891819][ T3105] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 145.891955][ T3105] ? __dev_get_by_name (net/core/dev.c:883) [ 145.892090][ T3105] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 145.892234][ T3105] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 145.892382][ T3105] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.892525][ T3105] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.892662][ T3105] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.892797][ T3105] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.892933][ T3105] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.893068][ T3105] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.893208][ T3105] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.893351][ T3105] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.893488][ T3105] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.893629][ T3105] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.893764][ T3105] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.893899][ T3105] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.894037][ T3105] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.894169][ T3105] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.894305][ T3105] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.894448][ T3105] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.894598][ T3105] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.894742][ T3105] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.894876][ T3105] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.895014][ T3105] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.895150][ T3105] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.895286][ T3105] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.895427][ T3105] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.895568][ T3105] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.895710][ T3105] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.895847][ T3105] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.895985][ T3105] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.896121][ T3105] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.896289][ T3105] ? move_addr_to_kernel (net/socket.c:258) [ 145.896432][ T3105] ___sys_sendmsg (net/socket.c:2752) [ 145.896571][ T3105] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.896712][ T3105] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.896857][ T3105] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 145.896996][ T3105] __sys_sendmsg (net/socket.c:2784) [ 145.897131][ T3105] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.897272][ T3105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.897413][ T3105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.897557][ T3105] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.897699][ T3105] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.897837][ T3105] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.897971][ T3105] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.898138][ T3105] RIP: 0033:0x7f1dc928708e [ 145.898296][ T3105] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.898801][ T3105] RSP: 002b:00007ffe39e0c5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.899004][ T3105] RAX: ffffffffffffffda RBX: 00007ffe39e0cda0 RCX: 00007f1dc928708e [ 145.899204][ T3105] RDX: 0000000000000000 RSI: 00007ffe39e0c6a0 RDI: 0000000000000005 [ 145.899415][ T3105] RBP: 00007ffe39e0c600 R08: 0000000000000000 R09: 0000000000000000 [ 145.899628][ T3105] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 145.899828][ T3105] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe39e0cd70 | [ 145.926624][ T3106] ------------[ cut here ]------------ | [ 145.926787][ T3106] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3106 | [ 145.927049][ T3106] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.927922][ T3106] Tainted: [W]=WARN [ 145.928023][ T3106] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.928186][ T3106] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.928362][ T3106] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.928840][ T3106] RSP: 0018:ffa000000179f020 EFLAGS: 00010286 [ 145.929005][ T3106] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff40000002f3dca [ 145.929201][ T3106] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 145.929403][ T3106] RBP: ff110000128cc000 R08: 1fe22000019ea021 R09: ff1100000ffcae58 [ 145.929611][ T3106] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 145.929804][ T3106] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 145.930000][ T3106] FS: 00007f76c8843840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 145.930229][ T3106] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.930396][ T3106] CR2: 00000000329f4988 CR3: 000000001032a003 CR4: 0000000000771ef0 [ 145.930603][ T3106] PKRU: 55555554 [ 145.930701][ T3106] Call Trace: [ 145.930798][ T3106] [ 145.930867][ T3106] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.931003][ T3106] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.931103][ T3106] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 145.931234][ T3106] __dev_notify_flags (net/core/dev.c:9787) [ 145.931373][ T3106] ? netif_change_name (net/core/dev.c:1495) [ 145.931504][ T3106] ? __dev_change_flags (net/core/dev.c:9752) [ 145.931644][ T3106] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 145.931773][ T3106] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.931902][ T3106] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 145.932034][ T3106] netif_change_flags (net/core/dev.c:9820) [ 145.932165][ T3106] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.932296][ T3106] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 145.932435][ T3106] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 145.932571][ T3106] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 145.932737][ T3106] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 145.932872][ T3106] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.933000][ T3106] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 145.933138][ T3106] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.933270][ T3106] ? __kernel_text_address (kernel/extable.c:79) [ 145.933405][ T3106] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.933540][ T3106] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.933674][ T3106] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.933805][ T3106] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.933935][ T3106] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.934062][ T3106] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.934193][ T3106] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.934322][ T3106] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 145.934456][ T3106] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 145.934594][ T3106] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 145.934727][ T3106] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.934859][ T3106] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 145.934992][ T3106] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 145.935125][ T3106] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.935258][ T3106] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.935400][ T3106] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.935534][ T3106] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.935670][ T3106] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.935798][ T3106] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.935931][ T3106] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.936060][ T3106] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.936190][ T3106] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.936322][ T3106] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.936459][ T3106] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.936597][ T3106] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.936729][ T3106] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.936857][ T3106] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.936987][ T3106] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.937118][ T3106] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.937252][ T3106] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.937392][ T3106] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.937530][ T3106] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.937666][ T3106] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.937801][ T3106] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.937932][ T3106] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.938063][ T3106] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.938202][ T3106] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.938334][ T3106] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.938472][ T3106] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.938616][ T3106] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.938749][ T3106] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.938881][ T3106] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.939012][ T3106] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.939144][ T3106] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.939306][ T3106] ? move_addr_to_kernel (net/socket.c:258) [ 145.939443][ T3106] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.939583][ T3106] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.939716][ T3106] ___sys_sendmsg (net/socket.c:2752) [ 145.939846][ T3106] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 145.940006][ T3106] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.940149][ T3106] __sys_sendmsg (net/socket.c:2784) [ 145.940281][ T3106] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.940415][ T3106] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 145.940589][ T3106] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 145.940722][ T3106] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.940854][ T3106] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.940987][ T3106] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.941118][ T3106] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.941249][ T3106] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.941416][ T3106] RIP: 0033:0x7f76c8a7d08e [ 145.941559][ T3106] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.942028][ T3106] RSP: 002b:00007ffcef8a9740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.942228][ T3106] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f76c8a7d08e [ 145.942425][ T3106] RDX: 0000000000000000 RSI: 00007ffcef8a97f0 RDI: 0000000000000005 [ 145.942646][ T3106] RBP: 00007ffcef8a9750 R08: 0000000000000000 R09: 0000000000000000 [ 145.942841][ T3106] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 145.943038][ T3106] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcef8a9ec0 | [ 145.975282][ T3107] ------------[ cut here ]------------ | [ 145.975445][ T3107] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3107 | [ 145.975750][ T3107] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 145.976187][ T3107] Tainted: [W]=WARN [ 145.976286][ T3107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.976858][ T3107] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 145.977030][ T3107] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 145.977502][ T3107] RSP: 0018:ffa00000017af020 EFLAGS: 00010286 [ 145.977679][ T3107] RAX: 00000000ffffffa6 RBX: ff1100000a1878c0 RCX: 1ff40000002f5dca [ 145.977874][ T3107] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18797c [ 145.978069][ T3107] RBP: ff11000008fe1000 R08: 1fe2200001430f31 R09: ff11000005a7d158 [ 145.978262][ T3107] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 145.978462][ T3107] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 145.978669][ T3107] FS: 00007fceb05fa840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 145.978900][ T3107] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 145.979063][ T3107] CR2: 000000003bdf8988 CR3: 0000000012ba7001 CR4: 0000000000771ef0 [ 145.979262][ T3107] PKRU: 55555554 [ 145.979363][ T3107] Call Trace: [ 145.979462][ T3107] [ 145.979533][ T3107] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 145.979674][ T3107] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 145.979774][ T3107] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 145.979904][ T3107] __dev_notify_flags (net/core/dev.c:9787) [ 145.980036][ T3107] ? netif_change_name (net/core/dev.c:1495) [ 145.980167][ T3107] ? __dev_change_flags (net/core/dev.c:9752) [ 145.980298][ T3107] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 145.980438][ T3107] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.980579][ T3107] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 145.980714][ T3107] netif_change_flags (net/core/dev.c:9820) [ 145.980848][ T3107] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.980978][ T3107] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 145.981110][ T3107] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 145.981241][ T3107] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 145.981413][ T3107] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 145.981550][ T3107] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.981683][ T3107] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 145.981812][ T3107] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.981944][ T3107] ? __kernel_text_address (kernel/extable.c:79) [ 145.982075][ T3107] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.982207][ T3107] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.982351][ T3107] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.982481][ T3107] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.982622][ T3107] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 145.982753][ T3107] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.982882][ T3107] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.983011][ T3107] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 145.983142][ T3107] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 145.983273][ T3107] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 145.983409][ T3107] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 145.983555][ T3107] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 145.983696][ T3107] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 145.983830][ T3107] rtnl_newlink (net/core/rtnetlink.c:4150) [ 145.983963][ T3107] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.984092][ T3107] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.984223][ T3107] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.984359][ T3107] ? mark_usage (kernel/locking/lockdep.c:4674) [ 145.984491][ T3107] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.984630][ T3107] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.984759][ T3107] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.984890][ T3107] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.985021][ T3107] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 145.985153][ T3107] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 145.985288][ T3107] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 145.985424][ T3107] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.985563][ T3107] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.985700][ T3107] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.985831][ T3107] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 145.985963][ T3107] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 145.986093][ T3107] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 145.986224][ T3107] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.986361][ T3107] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.986497][ T3107] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.986638][ T3107] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.986771][ T3107] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.986904][ T3107] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.987034][ T3107] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 145.987167][ T3107] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 145.987298][ T3107] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 145.987435][ T3107] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 145.987570][ T3107] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 145.987706][ T3107] ? copy_msghdr_from_user (net/socket.c:2635) [ 145.987837][ T3107] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 145.987998][ T3107] ? move_addr_to_kernel (net/socket.c:258) [ 145.988131][ T3107] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.988261][ T3107] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 145.988396][ T3107] ___sys_sendmsg (net/socket.c:2752) [ 145.988530][ T3107] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 145.988698][ T3107] ? copy_msghdr_from_user (net/socket.c:2603) [ 145.988841][ T3107] __sys_sendmsg (net/socket.c:2784) [ 145.988975][ T3107] ? __sys_sendmsg_sock (net/socket.c:2765) [ 145.989106][ T3107] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 145.989271][ T3107] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 145.989407][ T3107] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 145.989548][ T3107] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 145.989687][ T3107] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 145.989819][ T3107] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 145.989950][ T3107] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.990113][ T3107] RIP: 0033:0x7fceb083408e [ 145.990252][ T3107] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.990739][ T3107] RSP: 002b:00007ffd61ed3e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.990934][ T3107] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fceb083408e [ 145.991134][ T3107] RDX: 0000000000000000 RSI: 00007ffd61ed3ec0 RDI: 0000000000000005 [ 145.991327][ T3107] RBP: 00007ffd61ed3e20 R08: 0000000000000000 R09: 0000000000000000 [ 145.991534][ T3107] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 145.991744][ T3107] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61ed4590 | [ 146.086751][ T3110] ------------[ cut here ]------------ | [ 146.086928][ T3110] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3110 | [ 146.087199][ T3110] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.087672][ T3110] Tainted: [W]=WARN [ 146.087777][ T3110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.087948][ T3110] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.088123][ T3110] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.089211][ T3110] RSP: 0018:ffa00000017df090 EFLAGS: 00010286 [ 146.089389][ T3110] RAX: 00000000ffffffa6 RBX: ff1100000b31cc80 RCX: 1ff40000002fbdd8 [ 146.089605][ T3110] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cd3c [ 146.089807][ T3110] RBP: ff110000128cc000 R08: 1fe22000016639a9 R09: ff1100000ed92e80 [ 146.090011][ T3110] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 146.090211][ T3110] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 146.090418][ T3110] FS: 00007f9a89b99840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.090665][ T3110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.090836][ T3110] CR2: 000000000042e5e0 CR3: 000000000d974005 CR4: 0000000000771ef0 [ 146.091040][ T3110] PKRU: 55555554 [ 146.091143][ T3110] Call Trace: [ 146.091246][ T3110] [ 146.091317][ T3110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.091460][ T3110] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 146.091608][ T3110] notifier_call_chain (kernel/notifier.c:85) [ 146.091747][ T3110] __netdev_upper_dev_link (net/core/dev.c:8931) [ 146.091886][ T3110] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 146.092025][ T3110] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 146.092169][ T3110] netdev_upper_dev_link (net/core/dev.c:8972) [ 146.092309][ T3110] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 146.092452][ T3110] register_vlan_dev (net/8021q/vlan.c:183) [ 146.092597][ T3110] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 146.092736][ T3110] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 146.092870][ T3110] ? nla_strscpy (lib/nlattr.c:795) [ 146.093004][ T3110] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 146.093145][ T3110] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 146.093283][ T3110] ? __dev_get_by_name (net/core/dev.c:883) [ 146.093427][ T3110] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 146.093575][ T3110] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 146.093720][ T3110] rtnl_newlink (net/core/rtnetlink.c:4150) [ 146.093857][ T3110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.093992][ T3110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.094130][ T3110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.094265][ T3110] ? mark_usage (kernel/locking/lockdep.c:4674) [ 146.094407][ T3110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.094553][ T3110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.094696][ T3110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.094834][ T3110] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.094970][ T3110] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.095105][ T3110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.095241][ T3110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.095383][ T3110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.095526][ T3110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.095667][ T3110] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 146.095805][ T3110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.095943][ T3110] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.096082][ T3110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 146.096217][ T3110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 146.096361][ T3110] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.096499][ T3110] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.096671][ T3110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.096807][ T3110] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 146.096947][ T3110] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.097087][ T3110] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 146.097225][ T3110] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 146.097366][ T3110] ? copy_msghdr_from_user (net/socket.c:2635) [ 146.097501][ T3110] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 146.097680][ T3110] ? move_addr_to_kernel (net/socket.c:258) [ 146.097821][ T3110] ___sys_sendmsg (net/socket.c:2752) [ 146.097957][ T3110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.098093][ T3110] ? copy_msghdr_from_user (net/socket.c:2603) [ 146.098238][ T3110] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 146.098383][ T3110] __sys_sendmsg (net/socket.c:2784) [ 146.098526][ T3110] ? __sys_sendmsg_sock (net/socket.c:2765) [ 146.098670][ T3110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.098806][ T3110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.098942][ T3110] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.099078][ T3110] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.099215][ T3110] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.099356][ T3110] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.099532][ T3110] RIP: 0033:0x7f9a89dd308e [ 146.099680][ T3110] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 146.100170][ T3110] RSP: 002b:00007ffc4de0db70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.100381][ T3110] RAX: ffffffffffffffda RBX: 00007ffc4de0e330 RCX: 00007f9a89dd308e [ 146.100593][ T3110] RDX: 0000000000000000 RSI: 00007ffc4de0dc20 RDI: 0000000000000005 [ 146.100794][ T3110] RBP: 00007ffc4de0db80 R08: 0000000000000000 R09: 0000000000000000 [ 146.100998][ T3110] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 146.101203][ T3110] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4de0e2f0 | [ 146.102822][ T3110] ------------[ cut here ]------------ | [ 146.102952][ T3110] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3110 | [ 146.103211][ T3110] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.103669][ T3110] Tainted: [W]=WARN [ 146.103768][ T3110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.103933][ T3110] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.104103][ T3110] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.104597][ T3110] RSP: 0018:ffa00000017df1b0 EFLAGS: 00010286 [ 146.104764][ T3110] RAX: 00000000ffffffa6 RBX: ff1100000b31d000 RCX: 1ff40000002fbdfc [ 146.104963][ T3110] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d0bc [ 146.105162][ T3110] RBP: ff110000128bc000 R08: 1fe2200001663a19 R09: ff1100000ed92e80 [ 146.105368][ T3110] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.105573][ T3110] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 146.105779][ T3110] FS: 00007f9a89b99840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.106012][ T3110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.106180][ T3110] CR2: 000000000042e5e0 CR3: 000000000d974005 CR4: 0000000000771ef0 [ 146.106386][ T3110] PKRU: 55555554 [ 146.106486][ T3110] Call Trace: [ 146.106596][ T3110] [ 146.106671][ T3110] ? register_vlan_dev (net/8021q/vlan.c:188) [ 146.106808][ T3110] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.106945][ T3110] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.107077][ T3110] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.107182][ T3110] __dev_notify_flags (net/core/dev.c:9787) [ 146.107316][ T3110] ? netdev_update_features (net/core/dev.c:11098) [ 146.107456][ T3110] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 146.107630][ T3110] ? netif_change_name (net/core/dev.c:1495) [ 146.107764][ T3110] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.107896][ T3110] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 146.108031][ T3110] ? register_vlan_dev (net/8021q/vlan.c:196) [ 146.108165][ T3110] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 146.108299][ T3110] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 146.108441][ T3110] ? nla_strscpy (lib/nlattr.c:795) [ 146.108583][ T3110] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 146.108720][ T3110] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 146.108853][ T3110] ? __dev_get_by_name (net/core/dev.c:883) [ 146.108986][ T3110] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 146.109124][ T3110] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 146.109262][ T3110] rtnl_newlink (net/core/rtnetlink.c:4150) [ 146.109405][ T3110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.109544][ T3110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.109682][ T3110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.109817][ T3110] ? mark_usage (kernel/locking/lockdep.c:4674) [ 146.109952][ T3110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.110090][ T3110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.110224][ T3110] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.110362][ T3110] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.110495][ T3110] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.110640][ T3110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.110772][ T3110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.110908][ T3110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.111041][ T3110] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.111175][ T3110] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 146.111310][ T3110] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.111456][ T3110] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.111600][ T3110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 146.111736][ T3110] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 146.111873][ T3110] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.112009][ T3110] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.112141][ T3110] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.112278][ T3110] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 146.112420][ T3110] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.112560][ T3110] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 146.112698][ T3110] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 146.112833][ T3110] ? copy_msghdr_from_user (net/socket.c:2635) [ 146.112967][ T3110] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 146.113133][ T3110] ? move_addr_to_kernel (net/socket.c:258) [ 146.113272][ T3110] ___sys_sendmsg (net/socket.c:2752) [ 146.113416][ T3110] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.113557][ T3110] ? copy_msghdr_from_user (net/socket.c:2603) [ 146.113706][ T3110] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 146.113842][ T3110] __sys_sendmsg (net/socket.c:2784) [ 146.113977][ T3110] ? __sys_sendmsg_sock (net/socket.c:2765) [ 146.114117][ T3110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.114252][ T3110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.114393][ T3110] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.114533][ T3110] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.114674][ T3110] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.114808][ T3110] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.114974][ T3110] RIP: 0033:0x7f9a89dd308e [ 146.115114][ T3110] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 146.115614][ T3110] RSP: 002b:00007ffc4de0db70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.115815][ T3110] RAX: ffffffffffffffda RBX: 00007ffc4de0e330 RCX: 00007f9a89dd308e [ 146.116014][ T3110] RDX: 0000000000000000 RSI: 00007ffc4de0dc20 RDI: 0000000000000005 [ 146.116215][ T3110] RBP: 00007ffc4de0db80 R08: 0000000000000000 R09: 0000000000000000 [ 146.116421][ T3110] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 146.116630][ T3110] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4de0e2f0 | [ 146.150290][ T3111] ------------[ cut here ]------------ | [ 146.150460][ T3111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3111 | [ 146.150743][ T3111] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.151196][ T3111] Tainted: [W]=WARN [ 146.151298][ T3111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.151478][ T3111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.151666][ T3111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.152150][ T3111] RSP: 0018:ffa00000017ef090 EFLAGS: 00010286 [ 146.152321][ T3111] RAX: 00000000ffffffa6 RBX: ff1100000c216900 RCX: 1ff40000002fddd8 [ 146.152535][ T3111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2169bc [ 146.152742][ T3111] RBP: ff11000008fe1000 R08: 1fe2200001842d39 R09: ff11000009390b80 [ 146.152946][ T3111] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 146.153148][ T3111] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 146.153358][ T3111] FS: 00007f4db14ac840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 146.153609][ T3111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.153784][ T3111] CR2: 000000000042e5e0 CR3: 000000000ed6f004 CR4: 0000000000771ef0 [ 146.153987][ T3111] PKRU: 55555554 [ 146.154089][ T3111] Call Trace: [ 146.154191][ T3111] [ 146.154261][ T3111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.154403][ T3111] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 146.154547][ T3111] notifier_call_chain (kernel/notifier.c:85) [ 146.154691][ T3111] __netdev_upper_dev_link (net/core/dev.c:8931) [ 146.154829][ T3111] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 146.154969][ T3111] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 146.155106][ T3111] netdev_upper_dev_link (net/core/dev.c:8972) [ 146.155242][ T3111] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 146.155384][ T3111] register_vlan_dev (net/8021q/vlan.c:183) [ 146.155526][ T3111] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 146.155667][ T3111] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 146.155802][ T3111] ? nla_strscpy (lib/nlattr.c:795) [ 146.155938][ T3111] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 146.156079][ T3111] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 146.156219][ T3111] ? __dev_get_by_name (net/core/dev.c:883) [ 146.156357][ T3111] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 146.156498][ T3111] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 146.156648][ T3111] rtnl_newlink (net/core/rtnetlink.c:4150) [ 146.156787][ T3111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.156922][ T3111] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.157057][ T3111] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.157192][ T3111] ? mark_usage (kernel/locking/lockdep.c:4674) [ 146.157326][ T3111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.157468][ T3111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.157612][ T3111] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.157747][ T3111] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.157881][ T3111] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.158016][ T3111] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.158152][ T3111] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.158292][ T3111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.158433][ T3111] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.158576][ T3111] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 146.158715][ T3111] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.158851][ T3111] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.158990][ T3111] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 146.159126][ T3111] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 146.159264][ T3111] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.159407][ T3111] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.159549][ T3111] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.159689][ T3111] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 146.159827][ T3111] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.159963][ T3111] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 146.160100][ T3111] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 146.160235][ T3111] ? copy_msghdr_from_user (net/socket.c:2635) [ 146.160376][ T3111] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 146.160548][ T3111] ? move_addr_to_kernel (net/socket.c:258) [ 146.160692][ T3111] ___sys_sendmsg (net/socket.c:2752) [ 146.160826][ T3111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.160963][ T3111] ? copy_msghdr_from_user (net/socket.c:2603) [ 146.161108][ T3111] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 146.161245][ T3111] __sys_sendmsg (net/socket.c:2784) [ 146.161387][ T3111] ? __sys_sendmsg_sock (net/socket.c:2765) [ 146.161536][ T3111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.161676][ T3111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.161812][ T3111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.161949][ T3111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.162083][ T3111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.162217][ T3111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.162390][ T3111] RIP: 0033:0x7f4db16e608e [ 146.162535][ T3111] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 146.163029][ T3111] RSP: 002b:00007ffde059ddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.163234][ T3111] RAX: ffffffffffffffda RBX: 00007ffde059e590 RCX: 00007f4db16e608e [ 146.163443][ T3111] RDX: 0000000000000000 RSI: 00007ffde059de80 RDI: 0000000000000005 [ 146.163657][ T3111] RBP: 00007ffde059dde0 R08: 0000000000000000 R09: 0000000000000000 [ 146.163857][ T3111] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 146.164061][ T3111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde059e550 | [ 146.165718][ T3111] ------------[ cut here ]------------ | [ 146.165850][ T3111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3111 | [ 146.166109][ T3111] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.166561][ T3111] Tainted: [W]=WARN [ 146.166664][ T3111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.166830][ T3111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.167001][ T3111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.167478][ T3111] RSP: 0018:ffa00000017ef1b0 EFLAGS: 00010286 [ 146.167654][ T3111] RAX: 00000000ffffffa6 RBX: ff1100000c216740 RCX: 1ff40000002fddfc [ 146.167853][ T3111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2167fc [ 146.168052][ T3111] RBP: ff110000096d9000 R08: 1fe2200001842d01 R09: ff11000009390b80 [ 146.168252][ T3111] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 146.168461][ T3111] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 146.168677][ T3111] FS: 00007f4db14ac840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 146.168913][ T3111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.169082][ T3111] CR2: 000000000042e5e0 CR3: 000000000ed6f004 CR4: 0000000000771ef0 [ 146.169288][ T3111] PKRU: 55555554 [ 146.169424][ T3111] Call Trace: [ 146.169534][ T3111] [ 146.169612][ T3111] ? register_vlan_dev (net/8021q/vlan.c:188) [ 146.169747][ T3111] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.169882][ T3111] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.170016][ T3111] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.170120][ T3111] __dev_notify_flags (net/core/dev.c:9787) [ 146.170254][ T3111] ? netdev_update_features (net/core/dev.c:11098) [ 146.170394][ T3111] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 146.170568][ T3111] ? netif_change_name (net/core/dev.c:1495) [ 146.170711][ T3111] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.170844][ T3111] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 146.170981][ T3111] ? register_vlan_dev (net/8021q/vlan.c:196) [ 146.171114][ T3111] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 146.171252][ T3111] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 146.171390][ T3111] ? nla_strscpy (lib/nlattr.c:795) [ 146.171529][ T3111] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 146.171673][ T3111] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 146.171807][ T3111] ? __dev_get_by_name (net/core/dev.c:883) [ 146.171941][ T3111] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 146.172083][ T3111] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 146.172224][ T3111] rtnl_newlink (net/core/rtnetlink.c:4150) [ 146.172366][ T3111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.172505][ T3111] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.172651][ T3111] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.172786][ T3111] ? mark_usage (kernel/locking/lockdep.c:4674) [ 146.172920][ T3111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.173058][ T3111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.173193][ T3111] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.173330][ T3111] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.173472][ T3111] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.173617][ T3111] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.173753][ T3111] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.173891][ T3111] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.174025][ T3111] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.174160][ T3111] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 146.174294][ T3111] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.174437][ T3111] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.174584][ T3111] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 146.174721][ T3111] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 146.174861][ T3111] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.174999][ T3111] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.175134][ T3111] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.175270][ T3111] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 146.175410][ T3111] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.175551][ T3111] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 146.175692][ T3111] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 146.175825][ T3111] ? copy_msghdr_from_user (net/socket.c:2635) [ 146.175958][ T3111] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 146.176124][ T3111] ? move_addr_to_kernel (net/socket.c:258) [ 146.176263][ T3111] ___sys_sendmsg (net/socket.c:2752) [ 146.176401][ T3111] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.176547][ T3111] ? copy_msghdr_from_user (net/socket.c:2603) [ 146.176696][ T3111] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 146.176836][ T3111] __sys_sendmsg (net/socket.c:2784) [ 146.176972][ T3111] ? __sys_sendmsg_sock (net/socket.c:2765) [ 146.177110][ T3111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.177247][ T3111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.177386][ T3111] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.177526][ T3111] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.177666][ T3111] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.177801][ T3111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.177971][ T3111] RIP: 0033:0x7f4db16e608e [ 146.178111][ T3111] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 146.178614][ T3111] RSP: 002b:00007ffde059ddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.178818][ T3111] RAX: ffffffffffffffda RBX: 00007ffde059e590 RCX: 00007f4db16e608e [ 146.179020][ T3111] RDX: 0000000000000000 RSI: 00007ffde059de80 RDI: 0000000000000005 [ 146.179221][ T3111] RBP: 00007ffde059dde0 R08: 0000000000000000 R09: 0000000000000000 [ 146.179429][ T3111] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 146.179644][ T3111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde059e550 | [ 146.214740][ T3112] ------------[ cut here ]------------ | [ 146.214899][ T3112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3112 | [ 146.215162][ T3112] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.215619][ T3112] Tainted: [W]=WARN [ 146.215720][ T3112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.215882][ T3112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.216052][ T3112] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.216539][ T3112] RSP: 0018:ffa00000017ff020 EFLAGS: 00010286 [ 146.216710][ T3112] RAX: 00000000ffffffa6 RBX: ff1100000bb85e00 RCX: 1ff40000002ffdca [ 146.216905][ T3112] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb85ebc [ 146.217100][ T3112] RBP: ff110000128bc000 R08: 1fe2200001770bd9 R09: ff11000012b42e58 [ 146.217296][ T3112] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 146.217499][ T3112] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 146.217709][ T3112] FS: 00007ff303536840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 146.217942][ T3112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.218107][ T3112] CR2: 0000000036ac9988 CR3: 000000000ed6f006 CR4: 0000000000771ef0 [ 146.218306][ T3112] PKRU: 55555554 [ 146.218505][ T3112] Call Trace: [ 146.218614][ T3112] [ 146.218761][ T3112] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 146.218893][ T3112] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.219026][ T3112] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.219127][ T3112] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 146.219257][ T3112] __dev_notify_flags (net/core/dev.c:9787) [ 146.219478][ T3112] ? netif_change_name (net/core/dev.c:1495) [ 146.219621][ T3112] ? __dev_change_flags (net/core/dev.c:9752) [ 146.219752][ T3112] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 146.219882][ T3112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.220016][ T3112] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 146.220150][ T3112] netif_change_flags (net/core/dev.c:9820) [ 146.220288][ T3112] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 146.220507][ T3112] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 146.220648][ T3112] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 146.220777][ T3112] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 146.220940][ T3112] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 146.221071][ T3112] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.221202][ T3112] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 146.221332][ T3112] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 146.221555][ T3112] ? __kernel_text_address (kernel/extable.c:79) [ 146.221691][ T3112] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.221823][ T3112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.221955][ T3112] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 146.222086][ T3112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.222217][ T3112] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.222414][ T3112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.222549][ T3112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.222688][ T3112] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 146.222820][ T3112] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 146.222953][ T3112] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 146.223083][ T3112] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 146.223217][ T3112] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 146.223438][ T3112] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 146.223579][ T3112] rtnl_newlink (net/core/rtnetlink.c:4150) [ 146.223716][ T3112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.223844][ T3112] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.223975][ T3112] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.224105][ T3112] ? mark_usage (kernel/locking/lockdep.c:4674) [ 146.224237][ T3112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.224458][ T3112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.224599][ T3112] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.224730][ T3112] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.224864][ T3112] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.224999][ T3112] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.225133][ T3112] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.225265][ T3112] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.225416][ T3112] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.225554][ T3112] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.225695][ T3112] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.225826][ T3112] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.225962][ T3112] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 146.226093][ T3112] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.226226][ T3112] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.226368][ T3112] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 146.226499][ T3112] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 146.226651][ T3112] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.226803][ T3112] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.226942][ T3112] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.227075][ T3112] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 146.227208][ T3112] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.227357][ T3112] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 146.227488][ T3112] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 146.227627][ T3112] ? copy_msghdr_from_user (net/socket.c:2635) [ 146.227767][ T3112] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 146.227928][ T3112] ? move_addr_to_kernel (net/socket.c:258) [ 146.228060][ T3112] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 146.228192][ T3112] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.228336][ T3112] ___sys_sendmsg (net/socket.c:2752) [ 146.228470][ T3112] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 146.228643][ T3112] ? copy_msghdr_from_user (net/socket.c:2603) [ 146.228785][ T3112] __sys_sendmsg (net/socket.c:2784) [ 146.228917][ T3112] ? __sys_sendmsg_sock (net/socket.c:2765) [ 146.229051][ T3112] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 146.229220][ T3112] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 146.229359][ T3112] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.229494][ T3112] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.229632][ T3112] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.229763][ T3112] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.229894][ T3112] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.230054][ T3112] RIP: 0033:0x7ff30377008e [ 146.230193][ T3112] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 146.230674][ T3112] RSP: 002b:00007ffd94c9e970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.230872][ T3112] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff30377008e [ 146.231067][ T3112] RDX: 0000000000000000 RSI: 00007ffd94c9ea20 RDI: 0000000000000005 [ 146.231269][ T3112] RBP: 00007ffd94c9e980 R08: 0000000000000000 R09: 0000000000000000 [ 146.231470][ T3112] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 146.231676][ T3112] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd94c9f0f0 | [ 146.257632][ T3113] ------------[ cut here ]------------ | [ 146.257783][ T3113] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3113 | [ 146.258045][ T3113] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.258774][ T3113] Tainted: [W]=WARN [ 146.258877][ T3113] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.259040][ T3113] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.259210][ T3113] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.259786][ T3113] RSP: 0018:ffa000000180f020 EFLAGS: 00010286 [ 146.259953][ T3113] RAX: 00000000ffffffa6 RBX: ff1100000e9ac580 RCX: 1ff4000000301dca [ 146.260147][ T3113] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ac63c [ 146.260342][ T3113] RBP: ff110000096d9000 R08: 1fe2200001d358c9 R09: ff11000012b45158 [ 146.260636][ T3113] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 146.260887][ T3113] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 146.261082][ T3113] FS: 00007fb743aed840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.261309][ T3113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.261536][ T3113] CR2: 0000000005ad0988 CR3: 000000000d974002 CR4: 0000000000771ef0 [ 146.261737][ T3113] PKRU: 55555554 [ 146.261841][ T3113] Call Trace: [ 146.261939][ T3113] [ 146.262007][ T3113] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.262139][ T3113] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.262239][ T3113] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 146.262427][ T3113] __dev_notify_flags (net/core/dev.c:9787) [ 146.262564][ T3113] ? netif_change_name (net/core/dev.c:1495) [ 146.262703][ T3113] ? __dev_change_flags (net/core/dev.c:9752) [ 146.262836][ T3113] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 146.262967][ T3113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.263097][ T3113] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 146.263230][ T3113] netif_change_flags (net/core/dev.c:9820) [ 146.263417][ T3113] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 146.263555][ T3113] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 146.263691][ T3113] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 146.263823][ T3113] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 146.263996][ T3113] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 146.264126][ T3113] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.264257][ T3113] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 146.264415][ T3113] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 146.264550][ T3113] ? __kernel_text_address (kernel/extable.c:79) [ 146.264692][ T3113] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.264823][ T3113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.264953][ T3113] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 146.265086][ T3113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.265231][ T3113] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.265369][ T3113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.265501][ T3113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.265645][ T3113] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 146.265778][ T3113] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 146.265909][ T3113] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 146.266038][ T3113] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 146.266169][ T3113] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 146.266308][ T3113] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 146.266447][ T3113] rtnl_newlink (net/core/rtnetlink.c:4150) [ 146.266593][ T3113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.266724][ T3113] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.266856][ T3113] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.266986][ T3113] ? mark_usage (kernel/locking/lockdep.c:4674) [ 146.267116][ T3113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.267250][ T3113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.267386][ T3113] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.267530][ T3113] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.267663][ T3113] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.267796][ T3113] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 146.267927][ T3113] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 146.268059][ T3113] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.268192][ T3113] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.268322][ T3113] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.268459][ T3113] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.268598][ T3113] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 146.268731][ T3113] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 146.268872][ T3113] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.269004][ T3113] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.269140][ T3113] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 146.269271][ T3113] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 146.269410][ T3113] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.269549][ T3113] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.269685][ T3113] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 146.269818][ T3113] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 146.269949][ T3113] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.270082][ T3113] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 146.270214][ T3113] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 146.270345][ T3113] ? copy_msghdr_from_user (net/socket.c:2635) [ 146.270483][ T3113] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 146.270655][ T3113] ? move_addr_to_kernel (net/socket.c:258) [ 146.270791][ T3113] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 146.270924][ T3113] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 146.271058][ T3113] ___sys_sendmsg (net/socket.c:2752) [ 146.271188][ T3113] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 146.271359][ T3113] ? copy_msghdr_from_user (net/socket.c:2603) [ 146.271503][ T3113] __sys_sendmsg (net/socket.c:2784) [ 146.271643][ T3113] ? __sys_sendmsg_sock (net/socket.c:2765) [ 146.271772][ T3113] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 146.271938][ T3113] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 146.272067][ T3113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.272199][ T3113] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.272328][ T3113] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.272466][ T3113] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.272608][ T3113] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.272769][ T3113] RIP: 0033:0x7fb743d2708e [ 146.272907][ T3113] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 146.273377][ T3113] RSP: 002b:00007ffedc769400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.273580][ T3113] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb743d2708e [ 146.273783][ T3113] RDX: 0000000000000000 RSI: 00007ffedc7694b0 RDI: 0000000000000005 [ 146.273981][ T3113] RBP: 00007ffedc769410 R08: 0000000000000000 R09: 0000000000000000 [ 146.274176][ T3113] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d044 [ 146.274376][ T3113] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc769b80 | [ 146.642065][ T12] ------------[ cut here ]------------ | [ 146.642271][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 146.643032][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.643617][ T12] Tainted: [W]=WARN [ 146.643760][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.643963][ T12] Workqueue: netns cleanup_net [ 146.644152][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.644378][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.644877][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 146.645085][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa25e00 RCX: 1ff4000000018ec7 [ 146.645315][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa25ebc [ 146.645565][ T12] RBP: ff110000128cc000 R08: 1fe2200001f44bd9 R09: ff11000001aed1d0 [ 146.645802][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 146.646034][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 146.646267][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 146.646550][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.646761][ T12] CR2: 00007f44041c8430 CR3: 00000000097ac001 CR4: 0000000000771ef0 [ 146.646994][ T12] PKRU: 55555554 [ 146.647140][ T12] Call Trace: [ 146.647283][ T12] [ 146.647412][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.647600][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.647751][ T12] netif_close_many (net/core/dev.c:1804) [ 146.647926][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.648108][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 146.648313][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 146.648539][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.648725][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.648925][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.649132][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.649309][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.649494][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.649691][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.649868][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.650042][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.650217][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.650400][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.650591][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.650771][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.650942][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.651117][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.651329][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.651525][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.651743][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.651915][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.652091][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.652302][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.652488][ T12] kthread (kernel/kthread.c:436) [ 146.652654][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.652857][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.653030][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.653205][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.653420][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.653604][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.653779][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.656253][ T12] ------------[ cut here ]------------ | [ 146.656444][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 146.656761][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.658060][ T12] Tainted: [W]=WARN [ 146.658266][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.658577][ T12] Workqueue: netns cleanup_net [ 146.658852][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.659068][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.659678][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 146.659972][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa25700 RCX: 1ff4000000018e80 [ 146.660227][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa257bc [ 146.660476][ T12] RBP: ff110000128bc000 R08: 1fe2200001f44af9 R09: ff11000001aed1d0 [ 146.660815][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 146.661167][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 146.661423][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 146.661717][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.661925][ T12] CR2: 00007f44041c8430 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 146.662169][ T12] PKRU: 55555554 [ 146.662317][ T12] Call Trace: [ 146.662473][ T12] [ 146.662602][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.662785][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.662932][ T12] netif_close_many (net/core/dev.c:1804) [ 146.663111][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.663289][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.663486][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 146.663764][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 146.663945][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 146.664200][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 146.664393][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 146.664589][ T12] notifier_call_chain (kernel/notifier.c:85) [ 146.664776][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 146.664957][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.665134][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 146.665440][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 146.665671][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.665849][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.666056][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.666235][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.666430][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.666622][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.666799][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.667057][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.667236][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.667431][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.667619][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.667880][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.668066][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.668241][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.668525][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.668711][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.668891][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.669073][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.669251][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.669538][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.669733][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.669910][ T12] kthread (kernel/kthread.c:436) [ 146.670055][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.670361][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.670545][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.670734][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.671026][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.671205][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.671398][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.674464][ T12] ------------[ cut here ]------------ | [ 146.674613][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.674851][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.675277][ T12] Tainted: [W]=WARN [ 146.675404][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.675559][ T12] Workqueue: netns cleanup_net [ 146.675684][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.675838][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.676339][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.676503][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa24ac0 RCX: 1ff4000000018eed [ 146.676690][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa24b7c [ 146.676866][ T12] RBP: ff11000013664000 R08: 1fe2200001f44971 R09: ff11000001aed1d0 [ 146.677046][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.677233][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.677419][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.677638][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.677786][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.677966][ T12] PKRU: 55555554 [ 146.678057][ T12] Call Trace: [ 146.678146][ T12] [ 146.678209][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.678366][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.678514][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.678646][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.678770][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.678887][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.679007][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.679128][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.679251][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.679374][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.679495][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.679622][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.679741][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.679861][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.679980][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.680098][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.680222][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.680339][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.680467][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.680717][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.680834][ T12] kthread (kernel/kthread.c:436) [ 146.680924][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.681072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.681265][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.681389][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.681542][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.681667][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.681858][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.684248][ T12] ------------[ cut here ]------------ | [ 146.684386][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.684643][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.685064][ T12] Tainted: [W]=WARN [ 146.685155][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.685305][ T12] Workqueue: netns cleanup_net [ 146.685435][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.685597][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.686016][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.686165][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bb85380 RCX: 1ff4000000018eed [ 146.686352][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb8543c [ 146.686533][ T12] RBP: ff11000013749000 R08: 1fe2200001770a89 R09: ff11000001aed1d0 [ 146.686716][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.686893][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.687072][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.687282][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.687440][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.687637][ T12] PKRU: 55555554 [ 146.687726][ T12] Call Trace: [ 146.687814][ T12] [ 146.687876][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.688027][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.688180][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.688299][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.688422][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.688622][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.688739][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.688865][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.688984][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.689175][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.689297][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.689421][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.689545][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.689745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.689866][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.689987][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.690109][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.690300][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.690428][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.690560][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.690684][ T12] kthread (kernel/kthread.c:436) [ 146.690848][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.690997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.691115][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.691234][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.691463][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.691592][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.691714][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.694644][ T12] ------------[ cut here ]------------ | [ 146.694770][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.695004][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.695430][ T12] Tainted: [W]=WARN [ 146.695526][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.695685][ T12] Workqueue: netns cleanup_net [ 146.695807][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.695962][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.696464][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.696622][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bb84c80 RCX: 1ff4000000018eed [ 146.696794][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb84d3c [ 146.697046][ T12] RBP: ff1100000bc84000 R08: 1fe22000017709a9 R09: ff11000001aed1d0 [ 146.697226][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.697406][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.697594][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.697878][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.698025][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.698203][ T12] PKRU: 55555554 [ 146.698292][ T12] Call Trace: [ 146.698390][ T12] [ 146.698533][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.698760][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.698906][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.699026][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.699221][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.699340][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.699469][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.699715][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.699838][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.699954][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.700076][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.700197][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.700318][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.700522][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.700645][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.700765][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.700890][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.701083][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.701207][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.701330][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.701530][ T12] kthread (kernel/kthread.c:436) [ 146.701626][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.701780][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.701897][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.702092][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.702241][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.702363][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.702480][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.705086][ T12] ------------[ cut here ]------------ | [ 146.705209][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.705513][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.705941][ T12] Tainted: [W]=WARN [ 146.706105][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.706254][ T12] Workqueue: netns cleanup_net [ 146.706381][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.706622][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.707121][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.707352][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bb84ac0 RCX: 1ff4000000018eed [ 146.707536][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb84b7c [ 146.707718][ T12] RBP: ff11000013609000 R08: 1fe2200001770971 R09: ff11000001aed1d0 [ 146.707897][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.708151][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.708332][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.708549][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.708703][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.708951][ T12] PKRU: 55555554 [ 146.709037][ T12] Call Trace: [ 146.709201][ T12] [ 146.709263][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.709419][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.709569][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.709765][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.709884][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.710002][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.710124][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.710249][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.710374][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.710491][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.710622][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.710744][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.710862][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.710982][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.711098][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.711291][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.711418][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.711540][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.711738][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.711932][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.712051][ T12] kthread (kernel/kthread.c:436) [ 146.712140][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.712361][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.712483][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.712612][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.712840][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.712959][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.713082][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.716637][ T12] ------------[ cut here ]------------ | [ 146.716761][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.716997][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.717437][ T12] Tainted: [W]=WARN [ 146.717531][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.717680][ T12] Workqueue: netns cleanup_net [ 146.717802][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.717955][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.718378][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.718530][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996e200 RCX: 1ff4000000018eed [ 146.718740][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996e2bc [ 146.718917][ T12] RBP: ff11000012b59000 R08: 1fe220000132dc59 R09: ff11000001aed1d0 [ 146.719093][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.719272][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.719452][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.719742][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.719960][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.720139][ T12] PKRU: 55555554 [ 146.720227][ T12] Call Trace: [ 146.720314][ T12] [ 146.720387][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.720543][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.720692][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.720813][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.720934][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.721052][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.721170][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.721289][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.721414][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.721535][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.721660][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.721777][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.721894][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.722012][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.722129][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.722257][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.722456][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.722587][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.722710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.722831][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.722950][ T12] kthread (kernel/kthread.c:436) [ 146.723041][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.723188][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.723308][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.723435][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.723596][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.723714][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.723831][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.726038][ T12] ------------[ cut here ]------------ | [ 146.726155][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.726396][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.726821][ T12] Tainted: [W]=WARN [ 146.726909][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.727053][ T12] Workqueue: netns cleanup_net [ 146.727174][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.727326][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.727761][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.727911][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996fc40 RCX: 1ff4000000018eed [ 146.728158][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996fcfc [ 146.728345][ T12] RBP: ff1100000a864000 R08: 1fe220000132dfa1 R09: ff11000001aed1d0 [ 146.728618][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.728797][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.728976][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.729181][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.729329][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.729510][ T12] PKRU: 55555554 [ 146.729638][ T12] Call Trace: [ 146.729726][ T12] [ 146.729787][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.729939][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.730087][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.730360][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.730481][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.730611][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.730731][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.730850][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.730969][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.731087][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.731289][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.731417][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.731543][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.731740][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.731858][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.731978][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.732099][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.732290][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.732419][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.732546][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.732668][ T12] kthread (kernel/kthread.c:436) [ 146.732757][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.732976][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.733096][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.733215][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.733440][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.733563][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.733688][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.736396][ T12] ------------[ cut here ]------------ | [ 146.736595][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.736823][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.737315][ T12] Tainted: [W]=WARN [ 146.737414][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.737566][ T12] Workqueue: netns cleanup_net [ 146.737694][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.737849][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.738270][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.738429][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996f540 RCX: 1ff4000000018eed [ 146.738618][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996f5fc [ 146.738792][ T12] RBP: ff11000009441000 R08: 1fe220000132dec1 R09: ff11000001aed1d0 [ 146.738968][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.739142][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.739319][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.739536][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.739687][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.739863][ T12] PKRU: 55555554 [ 146.739951][ T12] Call Trace: [ 146.740038][ T12] [ 146.740099][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.740253][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.740404][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.740529][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.740651][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.740771][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.740892][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.741013][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.741133][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.741252][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.741385][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.741505][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.741634][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.741754][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.741872][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.741991][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.742113][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.742229][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.742356][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.742479][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.742608][ T12] kthread (kernel/kthread.c:436) [ 146.742697][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.742845][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.742965][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.743085][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.743234][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.743359][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.743477][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.745784][ T12] ------------[ cut here ]------------ | [ 146.745903][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.746276][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.746862][ T12] Tainted: [W]=WARN [ 146.746952][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.747099][ T12] Workqueue: netns cleanup_net [ 146.747222][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.747459][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.747968][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.748115][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f65000 RCX: 1ff4000000018eed [ 146.748296][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f650bc [ 146.748557][ T12] RBP: ff1100000a0c9000 R08: 1fe22000011eca19 R09: ff11000001aed1d0 [ 146.748742][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.748917][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.749178][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.749390][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.749620][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.749795][ T12] PKRU: 55555554 [ 146.749882][ T12] Call Trace: [ 146.749969][ T12] [ 146.750030][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.750252][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.750408][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.750531][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.750721][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.750911][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.751029][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.751147][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.751269][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.751391][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.751510][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.751639][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.751827][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.751948][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.752065][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.752184][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.752383][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.752500][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.752629][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.752751][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.752939][ T12] kthread (kernel/kthread.c:436) [ 146.753028][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.753177][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.753294][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.753486][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.753652][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.753770][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.753889][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.756342][ T12] ------------[ cut here ]------------ | [ 146.756468][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.756716][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.757209][ T12] Tainted: [W]=WARN [ 146.757303][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.757458][ T12] Workqueue: netns cleanup_net [ 146.757590][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.757741][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.758158][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.758308][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f64900 RCX: 1ff4000000018eed [ 146.758487][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f649bc [ 146.758672][ T12] RBP: ff1100000c134000 R08: 1fe22000011ec939 R09: ff11000001aed1d0 [ 146.758847][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.759025][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.759200][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.759409][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.759559][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.759741][ T12] PKRU: 55555554 [ 146.759829][ T12] Call Trace: [ 146.759915][ T12] [ 146.759976][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.760124][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.760274][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.760398][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.760521][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.760642][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.760762][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.760879][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.760997][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.761113][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.761232][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.761355][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.761472][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.761599][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.761717][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.761835][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.761955][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.762072][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.762195][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.762316][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.762441][ T12] kthread (kernel/kthread.c:436) [ 146.762535][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.762686][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.762803][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.762922][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.763066][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.763184][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.763302][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.766901][ T12] ------------[ cut here ]------------ | [ 146.767045][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 146.767290][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.768255][ T12] Tainted: [W]=WARN [ 146.768404][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.768574][ T12] Workqueue: netns cleanup_net [ 146.768722][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.768907][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.769409][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 146.769575][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a580 RCX: 1ff4000000018e99 [ 146.769775][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a63c [ 146.769960][ T12] RBP: ff110000128bc000 R08: 1fe2200001feb4c9 R09: ff11000001aed1d0 [ 146.770148][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.770334][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.770581][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.770801][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.770956][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2001 CR4: 0000000000771ef0 [ 146.771141][ T12] PKRU: 55555554 [ 146.771234][ T12] Call Trace: [ 146.771328][ T12] [ 146.771448][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.771617][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.771772][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 146.771896][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.772020][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 146.772175][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 146.772301][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 146.772481][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 146.772616][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 146.772742][ T12] notifier_call_chain (kernel/notifier.c:85) [ 146.772874][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 146.773034][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.773185][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.773312][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.773490][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.773623][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.773746][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.773876][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.774003][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.774127][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.774252][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.774428][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.774558][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.774690][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.774814][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.774939][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.775065][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.775192][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.775320][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.775499][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.775634][ T12] kthread (kernel/kthread.c:436) [ 146.775733][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.775888][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.776012][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.776134][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.776290][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.776469][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.776608][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.783096][ T12] ------------[ cut here ]------------ | [ 146.783275][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 146.783584][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.784122][ T12] Tainted: [W]=WARN [ 146.784263][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.785042][ T12] Workqueue: netns cleanup_net [ 146.785295][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.785597][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.786246][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.786563][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2ec740 RCX: 1ff4000000018eed [ 146.786886][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ec7fc [ 146.787208][ T12] RBP: ff110000128cc000 R08: 1fe220000145d901 R09: ff11000001aed1d0 [ 146.787553][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 146.787876][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.788176][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 146.788509][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.788795][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 146.789089][ T12] PKRU: 55555554 [ 146.789288][ T12] Call Trace: [ 146.789513][ T12] [ 146.789730][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.790003][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.790270][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.790534][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.790865][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.791123][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.791398][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.791681][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.791941][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.792168][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.792371][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.792549][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.792725][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.792895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.793061][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.793231][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.793418][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.793595][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.793775][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.793949][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.794118][ T12] kthread (kernel/kthread.c:436) [ 146.794258][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.794468][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.794657][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.794830][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.795029][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.795198][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.795380][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.809493][ T12] ------------[ cut here ]------------ | [ 146.809686][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 146.809984][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.810965][ T12] Tainted: [W]=WARN [ 146.811111][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.811322][ T12] Workqueue: netns cleanup_net [ 146.811531][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.811758][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.812255][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 146.812475][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2ed1c0 RCX: 1ff4000000018eaf [ 146.812731][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ed27c [ 146.812970][ T12] RBP: ff11000010064000 R08: 1fe220000145da51 R09: ff11000001aed1d0 [ 146.813208][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 146.813459][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b001000 [ 146.813719][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 146.813989][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.814199][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 146.814457][ T12] PKRU: 55555554 [ 146.814614][ T12] Call Trace: [ 146.814761][ T12] [ 146.814879][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.815059][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.815209][ T12] netif_close_many (net/core/dev.c:1804) [ 146.815401][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.815589][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.815777][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.815958][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.816138][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 146.816366][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 146.816595][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.816778][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.816989][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.817169][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.817363][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 146.817586][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 146.817779][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 146.817960][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.818140][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 146.818321][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 146.818526][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 146.818716][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.818894][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.819106][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.819285][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.819473][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.819667][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.819850][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.820028][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.820211][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.820402][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.820598][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.820785][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.820964][ T12] kthread (kernel/kthread.c:436) [ 146.821111][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.821325][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.821529][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.821752][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.821964][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.822143][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.822325][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.824900][ T12] ------------[ cut here ]------------ | [ 146.825070][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 146.825860][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.826548][ T12] Tainted: [W]=WARN [ 146.826776][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.827050][ T12] Workqueue: netns cleanup_net [ 146.827311][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.827620][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.828170][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 146.828502][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2ec040 RCX: 1ff4000000018eaf [ 146.828819][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ec0fc [ 146.829086][ T12] RBP: ff1100000b001000 R08: 1fe220000145d821 R09: ff11000001aed1d0 [ 146.829330][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 146.829610][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 146.829902][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 146.830203][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.830468][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 146.830738][ T12] PKRU: 55555554 [ 146.830890][ T12] Call Trace: [ 146.831033][ T12] [ 146.831150][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.831329][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 146.831537][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.831699][ T12] netif_close_many (net/core/dev.c:1804) [ 146.831889][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.832086][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.832272][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.832465][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.832670][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 146.832894][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 146.833118][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.833295][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.833526][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.833716][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.833916][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 146.834130][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 146.834312][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 146.834504][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.834702][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 146.834879][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 146.835057][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 146.835250][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.835443][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.835635][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.835816][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.835993][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.836172][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.836364][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.836550][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.836742][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.836953][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.837135][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.837320][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.837512][ T12] kthread (kernel/kthread.c:436) [ 146.837677][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.837887][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.838064][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.838244][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.838463][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.838664][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.838844][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.841713][ T12] ------------[ cut here ]------------ | [ 146.842065][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 146.842945][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.843634][ T12] Tainted: [W]=WARN [ 146.843855][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.844117][ T12] Workqueue: netns cleanup_net [ 146.844383][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.844660][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.845182][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 146.845443][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c17ac80 RCX: 1ff4000000018ed5 [ 146.845766][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17ad3c [ 146.846041][ T12] RBP: ff11000010064000 R08: 1fe220000182f5a9 R09: ff11000001aed1d0 [ 146.846313][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 146.846614][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.846894][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 146.847199][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.847461][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 146.847757][ T12] PKRU: 55555554 [ 146.847942][ T12] Call Trace: [ 146.848124][ T12] [ 146.848283][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.848554][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.848808][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.849025][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.849239][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 146.849502][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 146.849739][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.849955][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 146.850173][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 146.850403][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 146.850642][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.850860][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.851080][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.851295][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.851532][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.851758][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.851974][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.852193][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.852425][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.852658][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.852884][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.853105][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.853323][ T12] kthread (kernel/kthread.c:436) [ 146.853532][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.853918][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.854087][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.854261][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.854475][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.854668][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.854840][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.863477][ T12] ------------[ cut here ]------------ | [ 146.863655][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 146.863898][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.864328][ T12] Tainted: [W]=WARN [ 146.864444][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.864617][ T12] Workqueue: netns cleanup_net [ 146.864742][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.864899][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.865328][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 146.865487][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff4000000018ed5 [ 146.865676][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 146.865852][ T12] RBP: ff1100000b001000 R08: 1fe22000018cfd39 R09: ff11000001aed1d0 [ 146.866032][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 146.866215][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.866402][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 146.866622][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.866771][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 146.866953][ T12] PKRU: 55555554 [ 146.867041][ T12] Call Trace: [ 146.867131][ T12] [ 146.867195][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.867354][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.867505][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.867637][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.867756][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 146.867910][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 146.868035][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.868155][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 146.868274][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 146.868404][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 146.868530][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.868651][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.868773][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.868895][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.869013][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.869133][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.869254][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.869383][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.869505][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.869633][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.869757][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.869881][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.870000][ T12] kthread (kernel/kthread.c:436) [ 146.870092][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.870241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.870370][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.870490][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.870654][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.870773][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.870894][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.881788][ T12] ------------[ cut here ]------------ | [ 146.881918][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 146.882155][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.882607][ T12] Tainted: [W]=WARN [ 146.882697][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.882846][ T12] Workqueue: netns cleanup_net [ 146.882971][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.883129][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.883566][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 146.883721][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e040 RCX: 1ff4000000018ed5 [ 146.883899][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e0fc [ 146.884073][ T12] RBP: ff1100000fa01000 R08: 1fe22000018cfc21 R09: ff11000001aed1d0 [ 146.884251][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 146.884432][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.884620][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 146.884831][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.884981][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 146.885162][ T12] PKRU: 55555554 [ 146.885250][ T12] Call Trace: [ 146.885338][ T12] [ 146.885406][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.885563][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.885718][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.885839][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.885957][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 146.886108][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 146.886229][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 146.886353][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 146.886476][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 146.886609][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 146.886735][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.886852][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.886973][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.887092][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.887213][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.887335][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.887460][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.887591][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.887714][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.887832][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.887957][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.888080][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.888200][ T12] kthread (kernel/kthread.c:436) [ 146.888289][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.888445][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.888570][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.888696][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.888844][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.888963][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.889085][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.897469][ T3145] ------------[ cut here ]------------ | [ 146.897651][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3145 | [ 146.897915][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.898389][ T3145] Tainted: [W]=WARN [ 146.898489][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.898664][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.898836][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.899309][ T3145] RSP: 0018:ffa00000015cfa80 EFLAGS: 00010286 [ 146.899481][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000bf9a580 RCX: 1ff40000002b9f16 [ 146.899689][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a63c [ 146.899885][ T3145] RBP: ff11000008acc000 R08: 1fe22000017f34c9 R09: ff11000013720b80 [ 146.900081][ T3145] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 146.900279][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008acc000 [ 146.900484][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 146.900725][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.900890][ T3145] CR2: 00007f4be4f4ac20 CR3: 0000000010717004 CR4: 0000000000771ef0 [ 146.901088][ T3145] PKRU: 55555554 [ 146.901189][ T3145] Call Trace: [ 146.901288][ T3145] [ 146.901361][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.901499][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 146.901646][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.901751][ T3145] register_netdevice (net/core/dev.c:11488) [ 146.901884][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 146.902049][ T3145] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 146.902182][ T3145] register_netdev (net/core/dev.c:11552) [ 146.902314][ T3145] loopback_net_init (drivers/net/loopback.c:218) [ 146.902455][ T3145] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 146.902599][ T3145] ops_init (net/core/net_namespace.c:137) [ 146.902700][ T3145] setup_net (net/core/net_namespace.c:446) [ 146.902802][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 146.902934][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 146.903065][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 146.903199][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 146.903331][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 146.903477][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 146.903621][ T3145] ksys_unshare (kernel/fork.c:3243) [ 146.903754][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.903887][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 146.904018][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 146.904170][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 146.904305][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 146.904440][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 146.904580][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.904715][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.904847][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.904979][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.905142][ T3145] RIP: 0033:0x7f4be500bbcb [ 146.905281][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 146.905767][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 146.905969][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 146.906165][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 146.906368][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 146.906573][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 146.906775][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 146.911184][ T3145] ------------[ cut here ]------------ | [ 146.911335][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3145 | [ 146.911611][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.912047][ T3145] Tainted: [W]=WARN [ 146.912146][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.912312][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.912486][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.912961][ T3145] RSP: 0018:ffa00000015cf918 EFLAGS: 00010286 [ 146.913127][ T3145] RAX: 00000000ffffffa6 RBX: ff110000057bb1c0 RCX: 1ff40000002b9ee9 [ 146.913325][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb27c [ 146.913530][ T3145] RBP: ff11000013674000 R08: 1fe2200000af7651 R09: ff11000013720b80 [ 146.913734][ T3145] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 146.913933][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013674000 [ 146.914133][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 146.914373][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.914545][ T3145] CR2: 00007f4be4f4ac20 CR3: 0000000010717004 CR4: 0000000000771ef0 [ 146.914756][ T3145] PKRU: 55555554 [ 146.914858][ T3145] Call Trace: [ 146.914956][ T3145] [ 146.915024][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.915155][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 146.915290][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.915395][ T3145] register_netdevice (net/core/dev.c:11488) [ 146.915535][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 146.915705][ T3145] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 146.915838][ T3145] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 146.915971][ T3145] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 146.916103][ T3145] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 146.916235][ T3145] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 146.916373][ T3145] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 146.916507][ T3145] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 146.916663][ T3145] ops_init (net/core/net_namespace.c:137) [ 146.916765][ T3145] setup_net (net/core/net_namespace.c:446) [ 146.916867][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 146.917000][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 146.917132][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 146.917267][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 146.917406][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 146.917548][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 146.917685][ T3145] ksys_unshare (kernel/fork.c:3243) [ 146.917815][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.917946][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 146.918078][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 146.918212][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 146.918355][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 146.918491][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 146.918629][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.918761][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.918892][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.919024][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.919187][ T3145] RIP: 0033:0x7f4be500bbcb [ 146.919325][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 146.919809][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 146.920008][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 146.920203][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 146.920403][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 146.920609][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 146.920807][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 146.924752][ T3145] ------------[ cut here ]------------ | [ 146.924890][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3145 | [ 146.925145][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.926119][ T3145] Tainted: [W]=WARN [ 146.926220][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.926443][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.926625][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.927090][ T3145] RSP: 0018:ffa00000015cf8f8 EFLAGS: 00010286 [ 146.927259][ T3145] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff40000002b9ee5 [ 146.927510][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 146.927774][ T3145] RBP: ff110000095e1000 R08: 1fe220000051fde1 R09: ff11000013720b80 [ 146.927971][ T3145] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 146.928166][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095e1000 [ 146.928418][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 146.928659][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.928821][ T3145] CR2: 00007f4be4f4ac20 CR3: 0000000010717004 CR4: 0000000000771ef0 [ 146.929019][ T3145] PKRU: 55555554 [ 146.929116][ T3145] Call Trace: [ 146.929214][ T3145] [ 146.929282][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.929469][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 146.929611][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.929711][ T3145] register_netdevice (net/core/dev.c:11488) [ 146.929844][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 146.930009][ T3145] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 146.930142][ T3145] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 146.930274][ T3145] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 146.930467][ T3145] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 146.930611][ T3145] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 146.930743][ T3145] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 146.930874][ T3145] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 146.931008][ T3145] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 146.931142][ T3145] vti_init_net (net/ipv4/ip_vti.c:517) [ 146.931273][ T3145] ops_init (net/core/net_namespace.c:137) [ 146.931428][ T3145] setup_net (net/core/net_namespace.c:446) [ 146.931532][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 146.931670][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 146.931802][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 146.931936][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 146.932073][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 146.932206][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 146.932337][ T3145] ksys_unshare (kernel/fork.c:3243) [ 146.932532][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.932670][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 146.932801][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 146.932934][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 146.933069][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 146.933200][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 146.933330][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.933522][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.933664][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.933798][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.933964][ T3145] RIP: 0033:0x7f4be500bbcb [ 146.934100][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 146.934643][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 146.934842][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 146.935036][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 146.935232][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 146.935488][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 146.935691][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 146.946445][ T3145] ------------[ cut here ]------------ | [ 146.946618][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3145 | [ 146.946879][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.947318][ T3145] Tainted: [W]=WARN [ 146.947425][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.947603][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.947774][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.948240][ T3145] RSP: 0018:ffa00000015cfa78 EFLAGS: 00010286 [ 146.948413][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff40000002b9f15 [ 146.948619][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 146.948813][ T3145] RBP: ff11000009bb9000 R08: 1fe2200001ddb251 R09: ff11000013720b80 [ 146.949008][ T3145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 146.949204][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bb9000 [ 146.949412][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 146.949655][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.949824][ T3145] CR2: 0000559ce501a438 CR3: 0000000010717005 CR4: 0000000000771ef0 [ 146.950022][ T3145] PKRU: 55555554 [ 146.950122][ T3145] Call Trace: [ 146.950226][ T3145] [ 146.950294][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.950434][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 146.950571][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.950676][ T3145] register_netdevice (net/core/dev.c:11488) [ 146.950808][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 146.950971][ T3145] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.951107][ T3145] register_netdev (net/core/dev.c:11552) [ 146.951237][ T3145] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 146.951376][ T3145] ops_init (net/core/net_namespace.c:137) [ 146.951476][ T3145] setup_net (net/core/net_namespace.c:446) [ 146.951586][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 146.951716][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 146.951859][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 146.951993][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 146.952125][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 146.952260][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 146.952396][ T3145] ksys_unshare (kernel/fork.c:3243) [ 146.952530][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.952664][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 146.952795][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 146.952928][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 146.953073][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 146.953202][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 146.953334][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 146.953475][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 146.953618][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 146.953750][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.953913][ T3145] RIP: 0033:0x7f4be500bbcb [ 146.954052][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 146.954536][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 146.954739][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 146.954935][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 146.955129][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 146.955324][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 146.955556][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 146.957249][ T12] ------------[ cut here ]------------ | [ 146.957389][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 146.957642][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.958077][ T12] Tainted: [W]=WARN [ 146.958170][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.958324][ T12] Workqueue: netns cleanup_net [ 146.958460][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.958626][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.959067][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 146.959229][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8740 RCX: 1ff4000000018ec7 [ 146.959416][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed87fc [ 146.959608][ T12] RBP: ff11000008fe1000 R08: 1fe2200001ddb101 R09: ff11000001aed1d0 [ 146.959789][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 146.959970][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 146.960152][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 146.960375][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.960539][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 146.960726][ T12] PKRU: 55555554 [ 146.960816][ T12] Call Trace: [ 146.960907][ T12] [ 146.960970][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.961094][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.961188][ T12] netif_close_many (net/core/dev.c:1804) [ 146.961311][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.961440][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 146.961600][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 146.961751][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.961874][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.962025][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.962150][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.962274][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.962451][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.962579][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.962711][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.962835][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.962961][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.963082][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.963206][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.963328][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.963501][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.963729][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.963851][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.963974][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.964100][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.964225][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.964375][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.964502][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.964634][ T12] kthread (kernel/kthread.c:436) [ 146.964725][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.964876][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.964998][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.965122][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.965277][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.965414][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.965541][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.967199][ T12] ------------[ cut here ]------------ | [ 146.967323][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 146.967590][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.968037][ T12] Tainted: [W]=WARN [ 146.968132][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.968295][ T12] Workqueue: netns cleanup_net [ 146.968432][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.968606][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.969060][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 146.969221][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3c40 RCX: 1ff4000000018e80 [ 146.969412][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3cfc [ 146.969634][ T12] RBP: ff110000096d9000 R08: 1fe2200001afc7a1 R09: ff11000001aed1d0 [ 146.969825][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 146.970014][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 146.970204][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 146.970428][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.970594][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 146.970783][ T12] PKRU: 55555554 [ 146.970878][ T12] Call Trace: [ 146.970972][ T12] [ 146.971037][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 146.971163][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 146.971259][ T12] netif_close_many (net/core/dev.c:1804) [ 146.971468][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.971626][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.971755][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 146.971885][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 146.972013][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 146.972137][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 146.972262][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 146.972396][ T12] notifier_call_chain (kernel/notifier.c:85) [ 146.972530][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 146.972657][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 146.972784][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 146.972942][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 146.973099][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 146.973227][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.973392][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.973529][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.973657][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.973782][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.973911][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.974043][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.974170][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.974298][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.974428][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.974562][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.974689][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.974814][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.974947][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.975070][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.975202][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.975335][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.975472][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.975615][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.975746][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.975871][ T12] kthread (kernel/kthread.c:436) [ 146.975967][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.976124][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.976249][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.976385][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.976549][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.976679][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.976805][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.978917][ T12] ------------[ cut here ]------------ | [ 146.979035][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 146.979262][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.979698][ T12] Tainted: [W]=WARN [ 146.979786][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.979932][ T12] Workqueue: netns cleanup_net [ 146.980054][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.980206][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.980642][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.980788][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ac040 RCX: 1ff4000000018eed [ 146.980962][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ac0fc [ 146.981136][ T12] RBP: ff11000008dc1000 R08: 1fe2200001d35821 R09: ff11000001aed1d0 [ 146.981311][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 146.981919][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.982096][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 146.982300][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.982492][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 146.982676][ T12] PKRU: 55555554 [ 146.982764][ T12] Call Trace: [ 146.982851][ T12] [ 146.982913][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.983061][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.983206][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.983324][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.983492][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.983667][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.983784][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.983904][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.984023][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.984138][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.984258][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.984424][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.984547][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.984671][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.984787][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.984906][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.985028][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.985145][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.985267][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.985436][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.985565][ T12] kthread (kernel/kthread.c:436) [ 146.985659][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.985803][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.985922][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.986039][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.986185][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.986305][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.986469][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.989090][ T12] ------------[ cut here ]------------ | [ 146.989212][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 146.989444][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 146.989873][ T12] Tainted: [W]=WARN [ 146.989965][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.990111][ T12] Workqueue: netns cleanup_net [ 146.990234][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 146.990391][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 146.990818][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 146.990966][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a2ed380 RCX: 1ff4000000018eed [ 146.991145][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ed43c [ 146.991320][ T12] RBP: ff11000012a1c000 R08: 1fe220000145da89 R09: ff11000001aed1d0 [ 146.991550][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 146.991729][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 146.991904][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 146.992109][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 146.992259][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 146.992479][ T12] PKRU: 55555554 [ 146.992572][ T12] Call Trace: [ 146.992663][ T12] [ 146.992724][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 146.992872][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 146.993020][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 146.993141][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 146.993273][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 146.993439][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 146.993561][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.993726][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 146.993846][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.993962][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 146.994082][ T12] cleanup_net (net/core/net_namespace.c:702) [ 146.994207][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.994324][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 146.994497][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 146.994622][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 146.994744][ T12] process_one_work (kernel/workqueue.c:3314) [ 146.994865][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 146.994983][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 146.995104][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 146.995230][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 146.995395][ T12] kthread (kernel/kthread.c:436) [ 146.995483][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.995639][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.995759][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.995920][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 146.996069][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.996191][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 146.996308][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.000303][ T12] ------------[ cut here ]------------ | [ 147.000444][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 147.000684][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.001098][ T12] Tainted: [W]=WARN [ 147.001186][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.001332][ T12] Workqueue: netns cleanup_net [ 147.001522][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.001684][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.002100][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.002247][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51e00 RCX: 1ff4000000018eed [ 147.002505][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51ebc [ 147.002733][ T12] RBP: ff11000013561000 R08: 1fe22000019ea3d9 R09: ff11000001aed1d0 [ 147.002907][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 147.003078][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.003254][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 147.003506][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.003664][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 147.003839][ T12] PKRU: 55555554 [ 147.003927][ T12] Call Trace: [ 147.004013][ T12] [ 147.004074][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.004225][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.004416][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.004538][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.004662][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.004778][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.004896][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.005016][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.005134][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.005251][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.005418][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.005543][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.005665][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.005783][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.005899][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.006017][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.006141][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.006258][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.006431][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.006559][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.006682][ T12] kthread (kernel/kthread.c:436) [ 147.006773][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.006923][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.007041][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.007157][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.007304][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.007468][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.007594][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.010031][ T12] ------------[ cut here ]------------ | [ 147.010147][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 147.010385][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.010808][ T12] Tainted: [W]=WARN [ 147.010897][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.011053][ T12] Workqueue: netns cleanup_net [ 147.011174][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.011331][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.011854][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.012003][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf503c0 RCX: 1ff4000000018eed [ 147.012177][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5047c [ 147.012440][ T12] RBP: ff11000012bec000 R08: 1fe22000019ea091 R09: ff11000001aed1d0 [ 147.012621][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 147.012794][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.012969][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 147.013171][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.013318][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 147.013606][ T12] PKRU: 55555554 [ 147.013694][ T12] Call Trace: [ 147.013781][ T12] [ 147.013843][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.014091][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.014243][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.014446][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.014571][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.014691][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.014810][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.014928][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.015047][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.015167][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.015291][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.015500][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.015627][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.015747][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.015863][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.015982][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.016103][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.016219][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.016340][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.016558][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.016683][ T12] kthread (kernel/kthread.c:436) [ 147.016772][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.016916][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.017037][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.017154][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.017304][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.017511][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.017638][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.020334][ T12] ------------[ cut here ]------------ | [ 147.020525][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.020818][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.021339][ T12] Tainted: [W]=WARN [ 147.021496][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.021712][ T12] Workqueue: netns cleanup_net [ 147.021889][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.022092][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.022575][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.022785][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b676740 RCX: 1ff4000000018eed [ 147.023013][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6767fc [ 147.023237][ T12] RBP: ff1100000fac9000 R08: 1fe22000016ced01 R09: ff11000001aed1d0 [ 147.023477][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.023719][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.023949][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.024206][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.024419][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.024661][ T12] PKRU: 55555554 [ 147.024800][ T12] Call Trace: [ 147.024937][ T12] [ 147.025051][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.025255][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.025467][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.025659][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.025831][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.026000][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.026171][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.026342][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.026541][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.026721][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.026894][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.027064][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.027232][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.027418][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.027596][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.027776][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.027951][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.028120][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.028296][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.028484][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.028666][ T12] kthread (kernel/kthread.c:436) [ 147.028808][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.029006][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.029177][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.029364][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.029567][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.029747][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.029920][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.039897][ T12] ------------[ cut here ]------------ | [ 147.040100][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.040394][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.040931][ T12] Tainted: [W]=WARN [ 147.041070][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.041267][ T12] Workqueue: netns cleanup_net [ 147.041466][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.041691][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.042157][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.042423][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6c200 RCX: 1ff4000000018eed [ 147.042722][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c2bc [ 147.042996][ T12] RBP: ff1100000d8bc000 R08: 1fe22000017ed859 R09: ff11000001aed1d0 [ 147.043269][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.043598][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.043884][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.044187][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.044449][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.044727][ T12] PKRU: 55555554 [ 147.044865][ T12] Call Trace: [ 147.045002][ T12] [ 147.045115][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.045317][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.045536][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.045720][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.045892][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.046062][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.046232][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.046417][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.046602][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.046777][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.046952][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.047123][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.047291][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.047477][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.047664][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.047837][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.048013][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.048184][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.048374][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.048555][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.048734][ T12] kthread (kernel/kthread.c:436) [ 147.048875][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.049073][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.049243][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.049429][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.049647][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.049818][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.049988][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.052725][ T12] ------------[ cut here ]------------ | [ 147.052893][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.053172][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.053787][ T12] Tainted: [W]=WARN [ 147.053943][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.054138][ T12] Workqueue: netns cleanup_net [ 147.054315][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.054537][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.055020][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.055218][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff4000000018eed [ 147.055456][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 147.055698][ T12] RBP: ff11000009a74000 R08: 1fe22000017edaf9 R09: ff11000001aed1d0 [ 147.055926][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.056150][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.056389][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.056663][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.056860][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.057089][ T12] PKRU: 55555554 [ 147.057227][ T12] Call Trace: [ 147.057380][ T12] [ 147.057490][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.057710][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.057907][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.058077][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.058248][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.058429][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.058612][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.058786][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.058957][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.059125][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.059297][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.059482][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.059671][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.059841][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.060009][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.060179][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.060368][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.060543][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.060727][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.060902][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.061072][ T12] kthread (kernel/kthread.c:436) [ 147.061213][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.061424][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.061605][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.061777][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.061974][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.062143][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.062315][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.064824][ T12] ------------[ cut here ]------------ | [ 147.064987][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.065264][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.066317][ T12] Tainted: [W]=WARN [ 147.066522][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.066779][ T12] Workqueue: netns cleanup_net [ 147.067000][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.067250][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.067788][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.068036][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d380 RCX: 1ff4000000018eed [ 147.068303][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d43c [ 147.068596][ T12] RBP: ff1100000eaf1000 R08: 1fe22000017eda89 R09: ff11000001aed1d0 [ 147.068870][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.069142][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.069425][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.069777][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.070017][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.070288][ T12] PKRU: 55555554 [ 147.070487][ T12] Call Trace: [ 147.070677][ T12] [ 147.070834][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.071079][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.071316][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.071552][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.071774][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.071985][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.072201][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.072427][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.072686][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.072942][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.073215][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.073488][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.073760][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.074018][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.074279][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.074559][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.074761][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.074925][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.075097][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.075268][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.075450][ T12] kthread (kernel/kthread.c:436) [ 147.075594][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.075816][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.075985][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.076154][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.076364][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.076539][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.076719][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.087225][ T12] ------------[ cut here ]------------ | [ 147.087395][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.087689][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.088211][ T12] Tainted: [W]=WARN [ 147.088360][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.088564][ T12] Workqueue: netns cleanup_net [ 147.088741][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.088943][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.089462][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.089678][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6da80 RCX: 1ff4000000018eed [ 147.089900][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6db3c [ 147.090122][ T12] RBP: ff110000134c4000 R08: 1fe22000017edb69 R09: ff11000001aed1d0 [ 147.090359][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.090590][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.090823][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.091071][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.091268][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.091505][ T12] PKRU: 55555554 [ 147.091661][ T12] Call Trace: [ 147.091800][ T12] [ 147.091910][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.092110][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.092303][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.092488][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.092675][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.092842][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.093008][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.093176][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.093362][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.093536][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.093719][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.093892][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.094058][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.094229][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.094411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.094593][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.094771][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.094939][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.095115][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.095288][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.095469][ T12] kthread (kernel/kthread.c:436) [ 147.095621][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.095817][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.095988][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.096158][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.096371][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.096547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.096724][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.099943][ T12] ------------[ cut here ]------------ | [ 147.100112][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.100470][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.101114][ T12] Tainted: [W]=WARN [ 147.101306][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.101594][ T12] Workqueue: netns cleanup_net [ 147.101827][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.102086][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.102652][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 147.102863][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187a80 RCX: 1ff4000000018e99 [ 147.103092][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187b3c [ 147.103325][ T12] RBP: ff110000096d9000 R08: 1fe2200001430f69 R09: ff11000001aed1d0 [ 147.103576][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.103818][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.104052][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.104314][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.104533][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.104782][ T12] PKRU: 55555554 [ 147.104925][ T12] Call Trace: [ 147.105067][ T12] [ 147.105181][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.105403][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.105623][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 147.105798][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.105970][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 147.106177][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 147.106368][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 147.106551][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 147.106736][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 147.106916][ T12] notifier_call_chain (kernel/notifier.c:85) [ 147.107095][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 147.107303][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.107531][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.107716][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.107891][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.108066][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.108246][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.108433][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.108633][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.108810][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.108988][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.109163][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.109335][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.109531][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.109716][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.109891][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.110070][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.110246][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.110435][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.110631][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.110804][ T12] kthread (kernel/kthread.c:436) [ 147.110947][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.111151][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.111325][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.111526][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.111740][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.111915][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.112088][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.114604][ T12] ------------[ cut here ]------------ | [ 147.114768][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.115044][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.115652][ T12] Tainted: [W]=WARN [ 147.115839][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.116081][ T12] Workqueue: netns cleanup_net [ 147.116303][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.116576][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.117115][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 147.117376][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a186040 RCX: 1ff4000000018eed [ 147.117656][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1860fc [ 147.117939][ T12] RBP: ff11000008fe1000 R08: 1fe2200001430c21 R09: ff11000001aed1d0 [ 147.118211][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.118497][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.118790][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.119091][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.119338][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.119695][ T12] PKRU: 55555554 [ 147.119876][ T12] Call Trace: [ 147.120059][ T12] [ 147.120217][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.120479][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.120740][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 147.120960][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 147.121175][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 147.121405][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 147.121640][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.121859][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 147.122075][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.122287][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.122527][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.122756][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.122969][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.123184][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.123411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.123646][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.123866][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.124089][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.124384][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.124676][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.124939][ T12] kthread (kernel/kthread.c:436) [ 147.125168][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.125471][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.125756][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.126017][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.126305][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.126555][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.126782][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.131790][ T3145] ------------[ cut here ]------------ | [ 147.131935][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3145 | [ 147.132190][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.132649][ T3145] Tainted: [W]=WARN [ 147.132752][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.132917][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.133086][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.133570][ T3145] RSP: 0018:ffa00000015cfa68 EFLAGS: 00010286 [ 147.133744][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000ffe1380 RCX: 1ff40000002b9f13 [ 147.133942][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe143c [ 147.134138][ T3145] RBP: ff11000013451000 R08: 1fe2200001ffc289 R09: ff11000013720b80 [ 147.134333][ T3145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.134543][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013451000 [ 147.134746][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.134976][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.135141][ T3145] CR2: 0000559ce501a438 CR3: 0000000010717005 CR4: 0000000000771ef0 [ 147.135340][ T3145] PKRU: 55555554 [ 147.135447][ T3145] Call Trace: [ 147.135550][ T3145] [ 147.135623][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.135756][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 147.135889][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.135991][ T3145] register_netdevice (net/core/dev.c:11488) [ 147.136125][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.136293][ T3145] register_netdev (net/core/dev.c:11552) [ 147.136438][ T3145] sit_init_net (net/ipv6/sit.c:1860) [ 147.136580][ T3145] ops_init (net/core/net_namespace.c:137) [ 147.136683][ T3145] setup_net (net/core/net_namespace.c:446) [ 147.136784][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.136915][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.137047][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.137181][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 147.137321][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 147.137460][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.137601][ T3145] ksys_unshare (kernel/fork.c:3243) [ 147.137736][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.137868][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.137998][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.138130][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 147.138264][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.138401][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.138538][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.138676][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.138806][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.138938][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.139101][ T3145] RIP: 0033:0x7f4be500bbcb [ 147.139238][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.139723][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.139922][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 147.140119][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.140315][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.140522][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 147.140720][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 147.145486][ T3145] ------------[ cut here ]------------ | [ 147.145635][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3145 | [ 147.145892][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.146327][ T3145] Tainted: [W]=WARN [ 147.146434][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.146609][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.146781][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.147251][ T3145] RSP: 0018:ffa00000015cfa78 EFLAGS: 00010286 [ 147.147423][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000e0f0040 RCX: 1ff40000002b9f15 [ 147.147628][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f00fc [ 147.147823][ T3145] RBP: ff1100000a809000 R08: 1fe2200001c1e021 R09: ff11000013720b80 [ 147.148020][ T3145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.148215][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a809000 [ 147.148418][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.148658][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.148823][ T3145] CR2: 0000559ce501a438 CR3: 0000000010717005 CR4: 0000000000771ef0 [ 147.149023][ T3145] PKRU: 55555554 [ 147.149121][ T3145] Call Trace: [ 147.149219][ T3145] [ 147.149287][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.149427][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 147.149564][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.149670][ T3145] register_netdevice (net/core/dev.c:11488) [ 147.149805][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.149968][ T3145] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.150104][ T3145] register_netdev (net/core/dev.c:11552) [ 147.150237][ T3145] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 147.150375][ T3145] ops_init (net/core/net_namespace.c:137) [ 147.150476][ T3145] setup_net (net/core/net_namespace.c:446) [ 147.150587][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.150718][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.150850][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.150984][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 147.151116][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 147.151252][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.151398][ T3145] ksys_unshare (kernel/fork.c:3243) [ 147.151538][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.151678][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.151811][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.151943][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 147.152077][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.152209][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.152341][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.152477][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.152618][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.152749][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.152911][ T3145] RIP: 0033:0x7f4be500bbcb [ 147.153048][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.153560][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.153760][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 147.153957][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.154151][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.154354][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 147.154556][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 147.165042][ T3145] ------------[ cut here ]------------ | [ 147.165181][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3145 | [ 147.165445][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.165888][ T3145] Tainted: [W]=WARN [ 147.165988][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.166153][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.166322][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.166799][ T3145] RSP: 0018:ffa00000015cf918 EFLAGS: 00010286 [ 147.166965][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000ffe0740 RCX: 1ff40000002b9ee9 [ 147.167160][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe07fc [ 147.167361][ T3145] RBP: ff1100000b85c000 R08: 1fe2200001ffc101 R09: ff11000013720b80 [ 147.167563][ T3145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.167763][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b85c000 [ 147.167960][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.168193][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.168362][ T3145] CR2: 0000559ce501a438 CR3: 0000000010717005 CR4: 0000000000771ef0 [ 147.168572][ T3145] PKRU: 55555554 [ 147.168675][ T3145] Call Trace: [ 147.168771][ T3145] [ 147.168840][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.168971][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 147.169104][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.169204][ T3145] register_netdevice (net/core/dev.c:11488) [ 147.169336][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.170020][ T3145] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.170154][ T3145] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.170286][ T3145] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.170478][ T3145] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.170620][ T3145] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.170751][ T3145] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.170889][ T3145] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 147.171025][ T3145] ops_init (net/core/net_namespace.c:137) [ 147.171126][ T3145] setup_net (net/core/net_namespace.c:446) [ 147.171226][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.171410][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.171547][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.171739][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 147.171870][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 147.172002][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.172133][ T3145] ksys_unshare (kernel/fork.c:3243) [ 147.172265][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.172452][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.172593][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.172724][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 147.172857][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.172987][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.173117][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.173252][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.173438][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.173575][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.173743][ T3145] RIP: 0033:0x7f4be500bbcb [ 147.173878][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.174342][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.174610][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 147.174805][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.175000][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.175197][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 147.175447][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 147.178228][ T12] ------------[ cut here ]------------ | [ 147.178406][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 147.178708][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.179232][ T12] Tainted: [W]=WARN [ 147.179387][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.179594][ T12] Workqueue: netns cleanup_net [ 147.179775][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.179995][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.180485][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 147.180702][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6740 RCX: 1ff4000000018ed5 [ 147.180931][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b67fc [ 147.181159][ T12] RBP: ff11000012aa4000 R08: 1fe2200001936d01 R09: ff11000001aed1d0 [ 147.181399][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.181643][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.181876][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.182134][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.182334][ T12] CR2: 00007f682fd6d000 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 147.182590][ T12] PKRU: 55555554 [ 147.182736][ T12] Call Trace: [ 147.182876][ T12] [ 147.182987][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 147.183193][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 147.183411][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 147.183598][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 147.183775][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.183946][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 147.184116][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 147.184290][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 147.184481][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 147.184663][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.184837][ T12] cleanup_net (net/core/net_namespace.c:702) [ 147.185010][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 147.185180][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 147.185368][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.185569][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.185759][ T12] process_one_work (kernel/workqueue.c:3314) [ 147.185942][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.186116][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.186292][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.186482][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.186688][ T12] kthread (kernel/kthread.c:436) [ 147.186830][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.187029][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.187201][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.187386][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.187596][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.187775][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 147.187946][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.193196][ T3145] ------------[ cut here ]------------ | [ 147.193336][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3145 | [ 147.193612][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.194047][ T3145] Tainted: [W]=WARN [ 147.194145][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.194309][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.194485][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.194970][ T3145] RSP: 0018:ffa00000015cf918 EFLAGS: 00010286 [ 147.195136][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000c9b6c80 RCX: 1ff40000002b9ee9 [ 147.195334][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6d3c [ 147.195540][ T3145] RBP: ff11000009c8c000 R08: 1fe2200001936da9 R09: ff11000013720b80 [ 147.195739][ T3145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.195933][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c8c000 [ 147.196137][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.196376][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.196549][ T3145] CR2: 0000559ce501a438 CR3: 0000000010717005 CR4: 0000000000771ef0 [ 147.196750][ T3145] PKRU: 55555554 [ 147.196846][ T3145] Call Trace: [ 147.196944][ T3145] [ 147.197012][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.197148][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 147.197285][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.197392][ T3145] register_netdevice (net/core/dev.c:11488) [ 147.197532][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.197700][ T3145] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.197832][ T3145] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.197963][ T3145] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.198094][ T3145] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.198226][ T3145] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.198362][ T3145] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.198498][ T3145] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 147.198643][ T3145] ops_init (net/core/net_namespace.c:137) [ 147.198743][ T3145] setup_net (net/core/net_namespace.c:446) [ 147.198842][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.198972][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.199102][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.199236][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 147.199377][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 147.199511][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.199653][ T3145] ksys_unshare (kernel/fork.c:3243) [ 147.199784][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.199914][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.200044][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.200174][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 147.200309][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.200444][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.200584][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.200715][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.200846][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.200977][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.201140][ T3145] RIP: 0033:0x7f4be500bbcb [ 147.201277][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.201761][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.201958][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 147.202166][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.202374][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.202576][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 147.202773][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 147.207575][ T3145] ------------[ cut here ]------------ | [ 147.207716][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3145 | [ 147.207971][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.208420][ T3145] Tainted: [W]=WARN [ 147.208523][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.208690][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.208860][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.209322][ T3145] RSP: 0018:ffa00000015cf918 EFLAGS: 00010286 [ 147.209490][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000996eac0 RCX: 1ff40000002b9ee9 [ 147.209691][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996eb7c [ 147.209890][ T3145] RBP: ff1100000bb14000 R08: 1fe220000132dd71 R09: ff11000013720b80 [ 147.210082][ T3145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.210274][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb14000 [ 147.210475][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.210713][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.210878][ T3145] CR2: 0000559ce501a438 CR3: 0000000010717005 CR4: 0000000000771ef0 [ 147.211073][ T3145] PKRU: 55555554 [ 147.211174][ T3145] Call Trace: [ 147.211271][ T3145] [ 147.211338][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.211473][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 147.211612][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.211712][ T3145] register_netdevice (net/core/dev.c:11488) [ 147.211843][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.212019][ T3145] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.212151][ T3145] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.212279][ T3145] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.212414][ T3145] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.212550][ T3145] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.212687][ T3145] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.212819][ T3145] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 147.212950][ T3145] ops_init (net/core/net_namespace.c:137) [ 147.213050][ T3145] setup_net (net/core/net_namespace.c:446) [ 147.213149][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.213279][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.213415][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.213554][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 147.213688][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 147.213822][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.213953][ T3145] ksys_unshare (kernel/fork.c:3243) [ 147.214083][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.214215][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.214344][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.214488][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 147.214629][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.214758][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.214887][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.215016][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.215145][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.215275][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.215441][ T3145] RIP: 0033:0x7f4be500bbcb [ 147.215588][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.216046][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.216243][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 147.216442][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.216646][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.216839][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 147.217032][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 147.222456][ T3145] ------------[ cut here ]------------ | [ 147.222613][ T3145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3145 | [ 147.222872][ T3145] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.223313][ T3145] Tainted: [W]=WARN [ 147.223420][ T3145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.223595][ T3145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.223767][ T3145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.224246][ T3145] RSP: 0018:ffa00000015cfa70 EFLAGS: 00010286 [ 147.224418][ T3145] RAX: 00000000ffffffa6 RBX: ff1100000b31c200 RCX: 1ff40000002b9f14 [ 147.224626][ T3145] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c2bc [ 147.224824][ T3145] RBP: ff1100000ed19000 R08: 1fe2200001663859 R09: ff11000013720b80 [ 147.225022][ T3145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.225220][ T3145] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed19000 [ 147.225488][ T3145] FS: 00007f4be4d49840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.225728][ T3145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.225895][ T3145] CR2: 0000559ce501a438 CR3: 0000000010717005 CR4: 0000000000771ef0 [ 147.226093][ T3145] PKRU: 55555554 [ 147.226192][ T3145] Call Trace: [ 147.226290][ T3145] [ 147.226417][ T3145] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.226554][ T3145] ? notifier_call_chain (kernel/notifier.c:85) [ 147.226693][ T3145] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.226793][ T3145] register_netdevice (net/core/dev.c:11488) [ 147.226929][ T3145] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.227093][ T3145] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.227227][ T3145] register_netdev (net/core/dev.c:11552) [ 147.227417][ T3145] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 147.227559][ T3145] ops_init (net/core/net_namespace.c:137) [ 147.227662][ T3145] setup_net (net/core/net_namespace.c:446) [ 147.227763][ T3145] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.227896][ T3145] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.228027][ T3145] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.228161][ T3145] copy_net_ns (net/core/net_namespace.c:579) [ 147.228296][ T3145] create_new_namespaces (kernel/nsproxy.c:132) [ 147.228494][ T3145] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.228639][ T3145] ksys_unshare (kernel/fork.c:3243) [ 147.228772][ T3145] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.228904][ T3145] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.229036][ T3145] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.229170][ T3145] ? __ia32_sys_open (fs/open.c:1374) [ 147.229306][ T3145] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.229501][ T3145] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.229646][ T3145] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.229779][ T3145] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.229911][ T3145] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.230043][ T3145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.230208][ T3145] RIP: 0033:0x7f4be500bbcb [ 147.230406][ T3145] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.230887][ T3145] RSP: 002b:00007ffd5d0da5c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.231087][ T3145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4be500bbcb [ 147.231284][ T3145] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.231544][ T3145] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.231745][ T3145] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5d0dc7f0 [ 147.231942][ T3145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5d0de877 | [ 147.276141][ T3146] ------------[ cut here ]------------ | [ 147.276291][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3146 | [ 147.276571][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.277012][ T3146] Tainted: [W]=WARN [ 147.277112][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.277277][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.277453][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.277939][ T3146] RSP: 0018:ffa000000185fa80 EFLAGS: 00010286 [ 147.278104][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000bf9a740 RCX: 1ff400000030bf16 [ 147.278300][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a7fc [ 147.278500][ T3146] RBP: ff110000096dc000 R08: 1fe22000017f3501 R09: ff110000134a8b80 [ 147.278708][ T3146] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 147.278902][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096dc000 [ 147.279099][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.279328][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.279498][ T3146] CR2: 00007f419a66ec20 CR3: 0000000010717006 CR4: 0000000000771ef0 [ 147.279706][ T3146] PKRU: 55555554 [ 147.279803][ T3146] Call Trace: [ 147.279902][ T3146] [ 147.279971][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.280103][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.280235][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.280335][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.280475][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.280651][ T3146] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.280785][ T3146] register_netdev (net/core/dev.c:11552) [ 147.280940][ T3146] loopback_net_init (drivers/net/loopback.c:218) [ 147.281074][ T3146] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 147.281209][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.281310][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.281417][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.281556][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.281691][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.281825][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.281958][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.282092][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.282223][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.282360][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.282490][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.282627][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.282759][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.282892][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.283022][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.283151][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.283285][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.283431][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.283572][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.283736][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.283873][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.284344][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.284556][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.284754][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.284952][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.285149][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.285345][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.289530][ T3146] ------------[ cut here ]------------ | [ 147.289672][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3146 | [ 147.289933][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.290371][ T3146] Tainted: [W]=WARN [ 147.290471][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.290660][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.290829][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.291291][ T3146] RSP: 0018:ffa000000185f918 EFLAGS: 00010286 [ 147.291461][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff400000030bee9 [ 147.291664][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 147.291861][ T3146] RBP: ff11000013771000 R08: 1fe22000016c6f69 R09: ff110000134a8b80 [ 147.292057][ T3146] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 147.292254][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013771000 [ 147.292455][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.292690][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.292854][ T3146] CR2: 00007f419a66ec20 CR3: 0000000010717006 CR4: 0000000000771ef0 [ 147.293049][ T3146] PKRU: 55555554 [ 147.293146][ T3146] Call Trace: [ 147.293244][ T3146] [ 147.293315][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.293450][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.293593][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.293693][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.293825][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.293999][ T3146] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.294132][ T3146] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.294263][ T3146] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.294397][ T3146] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.294532][ T3146] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.294667][ T3146] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.294800][ T3146] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 147.294933][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.295034][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.295135][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.295267][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.295405][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.295546][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.295682][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.295816][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.295949][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.296084][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.296217][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.296354][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.296490][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.296632][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.296763][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.296894][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.297025][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.297155][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.297287][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.297459][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.297607][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.298082][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.298281][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.298479][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.298684][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.298897][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.299107][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.302971][ T3146] ------------[ cut here ]------------ | [ 147.303111][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3146 | [ 147.303380][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.303832][ T3146] Tainted: [W]=WARN [ 147.303933][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.304099][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.304270][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.304765][ T3146] RSP: 0018:ffa000000185f8f8 EFLAGS: 00010286 [ 147.304933][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff400000030bee5 [ 147.305130][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 147.305327][ T3146] RBP: ff110000136b1000 R08: 1fe2200001f451a9 R09: ff110000134a8b80 [ 147.305540][ T3146] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 147.305742][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136b1000 [ 147.305943][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.306180][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.306351][ T3146] CR2: 00007f419a66ec20 CR3: 0000000010717006 CR4: 0000000000771ef0 [ 147.306556][ T3146] PKRU: 55555554 [ 147.306658][ T3146] Call Trace: [ 147.306756][ T3146] [ 147.306824][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.306956][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.307089][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.307191][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.307323][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.307492][ T3146] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.307635][ T3146] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.307767][ T3146] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.307900][ T3146] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.308034][ T3146] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.308166][ T3146] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.308300][ T3146] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 147.308446][ T3146] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 147.308591][ T3146] vti_init_net (net/ipv4/ip_vti.c:517) [ 147.308724][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.308831][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.308933][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.309066][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.309211][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.309345][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.309483][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.309629][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.309763][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.309897][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.310029][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.310162][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.310295][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.310431][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.310568][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.310705][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.310838][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.310972][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.311103][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.311269][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.311417][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.311894][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.312097][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.312295][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.312497][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.312704][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.312901][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.317288][ T3146] ------------[ cut here ]------------ | [ 147.317428][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3146 | [ 147.317696][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.318139][ T3146] Tainted: [W]=WARN [ 147.318236][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.318408][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.318590][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.319061][ T3146] RSP: 0018:ffa000000185fa78 EFLAGS: 00010286 [ 147.319226][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000ff5bc40 RCX: 1ff400000030bf15 [ 147.319426][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5bcfc [ 147.319628][ T3146] RBP: ff1100000d8b9000 R08: 1fe2200001feb7a1 R09: ff110000134a8b80 [ 147.319822][ T3146] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 147.320030][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8b9000 [ 147.320229][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.320461][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.320636][ T3146] CR2: 00007f419a66ec20 CR3: 0000000010717006 CR4: 0000000000771ef0 [ 147.320833][ T3146] PKRU: 55555554 [ 147.320933][ T3146] Call Trace: [ 147.321030][ T3146] [ 147.321099][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.321233][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.321370][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.321471][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.321615][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.321777][ T3146] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.321910][ T3146] register_netdev (net/core/dev.c:11552) [ 147.322041][ T3146] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 147.322176][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.322277][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.322383][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.322523][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.322659][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.322792][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.322925][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.323061][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.323196][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.323326][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.323460][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.323600][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.323731][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.323865][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.324002][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.324132][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.324264][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.324400][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.324538][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.324704][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.324846][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.325318][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.325528][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.325726][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.325929][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.326127][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.326325][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.330489][ T3146] ------------[ cut here ]------------ | [ 147.330645][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3146 | [ 147.330904][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.331339][ T3146] Tainted: [W]=WARN [ 147.331445][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.331619][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.331790][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.332259][ T3146] RSP: 0018:ffa000000185fa68 EFLAGS: 00010286 [ 147.332440][ T3146] RAX: 00000000ffffffa6 RBX: ff110000104dfc40 RCX: 1ff400000030bf13 [ 147.332648][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104dfcfc [ 147.332844][ T3146] RBP: ff1100000eae4000 R08: 1fe220000209bfa1 R09: ff110000134a8b80 [ 147.333043][ T3146] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 147.333239][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae4000 [ 147.333445][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.333687][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.333854][ T3146] CR2: 00007f419a66ec20 CR3: 0000000010717006 CR4: 0000000000771ef0 [ 147.334053][ T3146] PKRU: 55555554 [ 147.334151][ T3146] Call Trace: [ 147.334251][ T3146] [ 147.334319][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.334458][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.334597][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.334698][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.334833][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.335000][ T3146] register_netdev (net/core/dev.c:11552) [ 147.335133][ T3146] sit_init_net (net/ipv6/sit.c:1860) [ 147.335266][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.335374][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.335475][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.335616][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.335750][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.335909][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.336043][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.336177][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.336311][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.336451][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.336592][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.336725][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.336859][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.336992][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.337123][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.337253][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.337391][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.337526][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.337660][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.337825][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.337963][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.338438][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.338647][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.338842][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.339039][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.339236][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.339443][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.352265][ T3146] ------------[ cut here ]------------ | [ 147.352434][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3146 | [ 147.352713][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.353155][ T3146] Tainted: [W]=WARN [ 147.353258][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.353428][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.353613][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.354082][ T3146] RSP: 0018:ffa000000185fa78 EFLAGS: 00010286 [ 147.354250][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000c9b7380 RCX: 1ff400000030bf15 [ 147.354451][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b743c [ 147.354659][ T3146] RBP: ff1100000ef39000 R08: 1fe2200001936e89 R09: ff110000134a8b80 [ 147.354856][ T3146] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.355053][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef39000 [ 147.355251][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.355488][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.355659][ T3146] CR2: 000055f6a15ced5c CR3: 0000000010717001 CR4: 0000000000771ef0 [ 147.355856][ T3146] PKRU: 55555554 [ 147.355954][ T3146] Call Trace: [ 147.356052][ T3146] [ 147.356121][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.356253][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.356398][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.356502][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.356646][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.356810][ T3146] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.356946][ T3146] register_netdev (net/core/dev.c:11552) [ 147.357079][ T3146] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 147.357211][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.357319][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.357425][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.357562][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.357696][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.357830][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.357964][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.358102][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.358235][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.358372][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.358506][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.358648][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.358780][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.358916][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.359057][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.359189][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.359322][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.359459][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.359599][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.359763][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.359901][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.360375][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.360578][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.360781][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.360977][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.361174][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.361378][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.365785][ T3146] ------------[ cut here ]------------ | [ 147.365927][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3146 | [ 147.366200][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.366652][ T3146] Tainted: [W]=WARN [ 147.366751][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.366916][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.367084][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.367579][ T3146] RSP: 0018:ffa000000185f918 EFLAGS: 00010286 [ 147.367749][ T3146] RAX: 00000000ffffffa6 RBX: ff1100001034f380 RCX: 1ff400000030bee9 [ 147.367948][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001034f43c [ 147.368144][ T3146] RBP: ff11000012a0c000 R08: 1fe2200002069e89 R09: ff110000134a8b80 [ 147.368341][ T3146] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.368548][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a0c000 [ 147.368749][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.368982][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.369150][ T3146] CR2: 000055f6a15ced5c CR3: 0000000010717001 CR4: 0000000000771ef0 [ 147.369354][ T3146] PKRU: 55555554 [ 147.369451][ T3146] Call Trace: [ 147.369555][ T3146] [ 147.369629][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.369761][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.369895][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.369996][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.370129][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.370292][ T3146] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.370429][ T3146] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.370565][ T3146] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.370701][ T3146] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.370835][ T3146] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.370969][ T3146] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.371102][ T3146] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 147.371234][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.371335][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.371441][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.371578][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.371713][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.371852][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.371983][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.372117][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.372249][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.372385][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.372522][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.372657][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.372791][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.372924][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.373085][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.373217][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.373352][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.373483][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.373627][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.373801][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.373938][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.374416][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.374624][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.374820][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.375015][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.375211][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.375422][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.379667][ T3146] ------------[ cut here ]------------ | [ 147.379818][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3146 | [ 147.380075][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.380526][ T3146] Tainted: [W]=WARN [ 147.380629][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.380792][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.380962][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.381437][ T3146] RSP: 0018:ffa000000185f918 EFLAGS: 00010286 [ 147.381613][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000cf76900 RCX: 1ff400000030bee9 [ 147.381808][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf769bc [ 147.382006][ T3146] RBP: ff11000012aac000 R08: 1fe22000019eed39 R09: ff110000134a8b80 [ 147.382205][ T3146] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.382406][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012aac000 [ 147.382619][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.382849][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.383031][ T3146] CR2: 000055f6a15ced5c CR3: 0000000010717001 CR4: 0000000000771ef0 [ 147.383228][ T3146] PKRU: 55555554 [ 147.383328][ T3146] Call Trace: [ 147.383433][ T3146] [ 147.383501][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.383645][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.383779][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.383879][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.384010][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.384174][ T3146] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.384307][ T3146] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.384445][ T3146] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.384590][ T3146] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.384725][ T3146] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.384857][ T3146] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.384996][ T3146] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 147.385129][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.385231][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.385333][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.385468][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.385610][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.385744][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.385875][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.386009][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.386142][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.386273][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.386407][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.386545][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.386682][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.386814][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.386944][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.387077][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.387207][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.387339][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.387477][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.387652][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.387788][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.388254][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.388457][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.388657][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.388856][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.389052][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.389261][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.393643][ T3146] ------------[ cut here ]------------ | [ 147.393792][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3146 | [ 147.394050][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.394490][ T3146] Tainted: [W]=WARN [ 147.394599][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.394767][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.394937][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.395409][ T3146] RSP: 0018:ffa000000185f918 EFLAGS: 00010286 [ 147.395584][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000cf77e00 RCX: 1ff400000030bee9 [ 147.395784][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf77ebc [ 147.395981][ T3146] RBP: ff11000013711000 R08: 1fe22000019eefd9 R09: ff110000134a8b80 [ 147.396181][ T3146] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.396400][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013711000 [ 147.396613][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.396844][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.397008][ T3146] CR2: 000055f6a15ced5c CR3: 0000000010717001 CR4: 0000000000771ef0 [ 147.397206][ T3146] PKRU: 55555554 [ 147.397310][ T3146] Call Trace: [ 147.397414][ T3146] [ 147.397482][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.397625][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.397756][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.397860][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.397998][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.398162][ T3146] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.398295][ T3146] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 147.398431][ T3146] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 147.398570][ T3146] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 147.398720][ T3146] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 147.398852][ T3146] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 147.398985][ T3146] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 147.399117][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.399219][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.399319][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.399456][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.399599][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.399731][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.399863][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.399998][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.400129][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.400260][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.400395][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.400531][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.400669][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.400801][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.400934][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.401069][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.401200][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.401331][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.401468][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.401642][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.401778][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.402246][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.402449][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.402656][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.402851][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.403047][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.403244][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.408083][ T3146] ------------[ cut here ]------------ | [ 147.408231][ T3146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3146 | [ 147.408497][ T3146] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.408968][ T3146] Tainted: [W]=WARN [ 147.409068][ T3146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.409236][ T3146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.409415][ T3146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.409901][ T3146] RSP: 0018:ffa000000185fa70 EFLAGS: 00010286 [ 147.410069][ T3146] RAX: 00000000ffffffa6 RBX: ff1100000a1863c0 RCX: 1ff400000030bf14 [ 147.410270][ T3146] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18647c [ 147.410474][ T3146] RBP: ff1100000eb0c000 R08: 1fe2200001430c91 R09: ff110000134a8b80 [ 147.410686][ T3146] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 147.410884][ T3146] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb0c000 [ 147.411086][ T3146] FS: 00007f419a46d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 147.411319][ T3146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.411492][ T3146] CR2: 000055f6a15ced5c CR3: 0000000010717001 CR4: 0000000000771ef0 [ 147.411705][ T3146] PKRU: 55555554 [ 147.411805][ T3146] Call Trace: [ 147.411904][ T3146] [ 147.411974][ T3146] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.412110][ T3146] ? notifier_call_chain (kernel/notifier.c:85) [ 147.412245][ T3146] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.412356][ T3146] register_netdevice (net/core/dev.c:11488) [ 147.412492][ T3146] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 147.412671][ T3146] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.412807][ T3146] register_netdev (net/core/dev.c:11552) [ 147.412940][ T3146] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 147.413076][ T3146] ops_init (net/core/net_namespace.c:137) [ 147.413178][ T3146] setup_net (net/core/net_namespace.c:446) [ 147.413278][ T3146] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 147.413416][ T3146] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 147.413559][ T3146] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 147.413696][ T3146] copy_net_ns (net/core/net_namespace.c:579) [ 147.413830][ T3146] create_new_namespaces (kernel/nsproxy.c:132) [ 147.413965][ T3146] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 147.414100][ T3146] ksys_unshare (kernel/fork.c:3243) [ 147.414234][ T3146] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.414373][ T3146] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 147.414509][ T3146] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 147.414654][ T3146] ? __ia32_sys_open (fs/open.c:1374) [ 147.414788][ T3146] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 147.414920][ T3146] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 147.415052][ T3146] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.415184][ T3146] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.415317][ T3146] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.415455][ T3146] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.415629][ T3146] RIP: 0033:0x7f419a72fbcb [ 147.415767][ T3146] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 147.416242][ T3146] RSP: 002b:00007fff80189a58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 147.416451][ T3146] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f419a72fbcb [ 147.416662][ T3146] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 147.416861][ T3146] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 147.417060][ T3146] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8018bc80 [ 147.417269][ T3146] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8018d877 | [ 147.459149][ T3147] ------------[ cut here ]------------ | [ 147.459919][ T3147] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3147 | [ 147.460240][ T3147] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.460827][ T3147] Tainted: [W]=WARN [ 147.460981][ T3147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.461200][ T3147] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.461438][ T3147] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.461983][ T3147] RSP: 0018:ffa00000018bee30 EFLAGS: 00010286 [ 147.462208][ T3147] RAX: 00000000ffffffa6 RBX: ff1100000c217c40 RCX: 1ff4000000317d8c [ 147.462473][ T3147] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217cfc [ 147.462744][ T3147] RBP: ff11000007f99000 R08: 1fe2200001842fa1 R09: ff11000009650b80 [ 147.462996][ T3147] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.463248][ T3147] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e12a008 [ 147.463520][ T3147] FS: 00007fda15786840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.463815][ T3147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.464035][ T3147] CR2: 000000000042ebe0 CR3: 0000000013866001 CR4: 0000000000771ef0 [ 147.464291][ T3147] PKRU: 55555554 [ 147.464458][ T3147] Call Trace: [ 147.464627][ T3147] [ 147.464749][ T3147] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.464935][ T3147] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.465123][ T3147] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.465278][ T3147] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 147.465484][ T3147] __dev_notify_flags (net/core/dev.c:9787) [ 147.465694][ T3147] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 147.465881][ T3147] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 147.466068][ T3147] ? netif_change_name (net/core/dev.c:1495) [ 147.466253][ T3147] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.466452][ T3147] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.466660][ T3147] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.466848][ T3147] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.467036][ T3147] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.467223][ T3147] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 147.467424][ T3147] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 147.467627][ T3147] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 147.467815][ T3147] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 147.468004][ T3147] veth_newlink (drivers/net/veth.c:1871) [ 147.468195][ T3147] ? veth_poll_controller (drivers/net/veth.c:1470) [ 147.468393][ T3147] ? kasan_save_stack (mm/kasan/common.c:57) [ 147.468590][ T3147] ? kasan_save_track (mm/kasan/common.c:78) [ 147.468782][ T3147] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 147.468988][ T3147] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 147.469173][ T3147] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 147.469376][ T3147] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 147.469576][ T3147] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.469778][ T3147] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 147.469968][ T3147] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 147.470157][ T3147] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 147.470342][ T3147] ? __dev_get_by_name (net/core/dev.c:883) [ 147.470551][ T3147] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 147.470754][ T3147] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 147.470945][ T3147] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.471133][ T3147] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.471317][ T3147] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.471528][ T3147] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.471726][ T3147] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.471913][ T3147] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.472106][ T3147] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.472295][ T3147] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.472497][ T3147] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.472703][ T3147] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.472891][ T3147] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.473075][ T3147] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.473277][ T3147] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.473475][ T3147] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.473679][ T3147] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.473864][ T3147] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.474051][ T3147] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.474242][ T3147] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.474443][ T3147] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.474651][ T3147] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.474840][ T3147] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.475026][ T3147] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.475217][ T3147] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.475422][ T3147] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.475624][ T3147] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.475815][ T3147] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.476005][ T3147] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.476190][ T3147] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.476421][ T3147] ? move_addr_to_kernel (net/socket.c:258) [ 147.476626][ T3147] ___sys_sendmsg (net/socket.c:2752) [ 147.476817][ T3147] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.477011][ T3147] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.477237][ T3147] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 147.477438][ T3147] __sys_sendmsg (net/socket.c:2784) [ 147.477640][ T3147] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.477833][ T3147] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 147.478019][ T3147] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.478208][ T3147] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.478404][ T3147] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.478598][ T3147] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.478790][ T3147] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.479008][ T3147] RIP: 0033:0x7fda159c008e [ 147.479201][ T3147] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.479753][ T3147] RSP: 002b:00007ffebc69f450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.480009][ T3147] RAX: ffffffffffffffda RBX: 00007ffebc69fc00 RCX: 00007fda159c008e [ 147.480260][ T3147] RDX: 0000000000000000 RSI: 00007ffebc69f500 RDI: 0000000000000005 [ 147.480533][ T3147] RBP: 00007ffebc69f460 R08: 0000000000000000 R09: 0000000000000000 [ 147.480798][ T3147] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d045 [ 147.481048][ T3147] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebc69fbc0 | [ 147.488978][ T3147] ------------[ cut here ]------------ | [ 147.489185][ T3147] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3147 | [ 147.490053][ T3147] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.490815][ T3147] Tainted: [W]=WARN [ 147.491024][ T3147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.491299][ T3147] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.491619][ T3147] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.492199][ T3147] RSP: 0018:ffa00000018bf1b0 EFLAGS: 00010286 [ 147.492486][ T3147] RAX: 00000000ffffffa6 RBX: ff11000008e73700 RCX: 1ff4000000317dfc [ 147.492808][ T3147] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e737bc [ 147.493111][ T3147] RBP: ff11000009ae1000 R08: 1fe22000011ce6f9 R09: ff11000009650b80 [ 147.493427][ T3147] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.493757][ T3147] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 147.494066][ T3147] FS: 00007fda15786840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.494422][ T3147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.494714][ T3147] CR2: 000000000042ebe0 CR3: 0000000013866001 CR4: 0000000000771ef0 [ 147.495020][ T3147] PKRU: 55555554 [ 147.495226][ T3147] Call Trace: [ 147.495443][ T3147] [ 147.495637][ T3147] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.495881][ T3147] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.496091][ T3147] __dev_notify_flags (net/core/dev.c:9787) [ 147.496333][ T3147] ? netif_change_name (net/core/dev.c:1495) [ 147.496611][ T3147] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 147.496855][ T3147] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 147.497095][ T3147] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 147.497336][ T3147] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 147.497605][ T3147] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 147.497847][ T3147] ? __dev_get_by_name (net/core/dev.c:883) [ 147.498085][ T3147] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 147.498334][ T3147] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 147.498633][ T3147] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.498879][ T3147] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.499116][ T3147] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.499373][ T3147] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.499632][ T3147] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.499874][ T3147] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.500119][ T3147] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.500376][ T3147] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.500634][ T3147] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.500873][ T3147] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.501110][ T3147] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.501364][ T3147] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.501627][ T3147] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.501868][ T3147] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.502111][ T3147] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.502307][ T3147] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.502503][ T3147] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.502710][ T3147] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.502892][ T3147] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.503080][ T3147] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.503268][ T3147] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.503467][ T3147] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.503673][ T3147] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.503860][ T3147] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.504046][ T3147] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.504233][ T3147] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.504434][ T3147] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.504635][ T3147] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.504853][ T3147] ? move_addr_to_kernel (net/socket.c:258) [ 147.505047][ T3147] ___sys_sendmsg (net/socket.c:2752) [ 147.505232][ T3147] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.505435][ T3147] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.505674][ T3147] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 147.505861][ T3147] __sys_sendmsg (net/socket.c:2784) [ 147.506045][ T3147] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.506234][ T3147] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 147.506436][ T3147] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.506643][ T3147] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.506829][ T3147] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.507012][ T3147] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.507199][ T3147] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.507430][ T3147] RIP: 0033:0x7fda159c008e [ 147.507636][ T3147] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.508162][ T3147] RSP: 002b:00007ffebc69f450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.508428][ T3147] RAX: ffffffffffffffda RBX: 00007ffebc69fc00 RCX: 00007fda159c008e [ 147.508696][ T3147] RDX: 0000000000000000 RSI: 00007ffebc69f500 RDI: 0000000000000005 [ 147.508947][ T3147] RBP: 00007ffebc69f460 R08: 0000000000000000 R09: 0000000000000000 [ 147.509195][ T3147] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d045 [ 147.509458][ T3147] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebc69fbc0 | [ 147.539203][ T3148] ------------[ cut here ]------------ | [ 147.539368][ T3148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3148 | [ 147.539914][ T3148] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.540362][ T3148] Tainted: [W]=WARN [ 147.540462][ T3148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.540635][ T3148] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.540836][ T3148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.541302][ T3148] RSP: 0018:ffa00000018cf020 EFLAGS: 00010286 [ 147.541474][ T3148] RAX: 00000000ffffffa6 RBX: ff1100000d8f2900 RCX: 1ff4000000319dca [ 147.541681][ T3148] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8f29bc [ 147.541873][ T3148] RBP: ff11000009ae1000 R08: 1fe2200001b1e539 R09: ff11000009a7d158 [ 147.542067][ T3148] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 147.542261][ T3148] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 147.542561][ T3148] FS: 00007f3741882840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.542793][ T3148] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.543014][ T3148] CR2: 00007f3741b521a0 CR3: 00000000100c3002 CR4: 0000000000771ef0 [ 147.543213][ T3148] PKRU: 55555554 [ 147.543309][ T3148] Call Trace: [ 147.543494][ T3148] [ 147.543569][ T3148] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.543708][ T3148] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.543808][ T3148] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 147.543938][ T3148] __dev_notify_flags (net/core/dev.c:9787) [ 147.544072][ T3148] ? netif_change_name (net/core/dev.c:1495) [ 147.544202][ T3148] ? __dev_change_flags (net/core/dev.c:9752) [ 147.544332][ T3148] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 147.544561][ T3148] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.544702][ T3148] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 147.544838][ T3148] netif_change_flags (net/core/dev.c:9820) [ 147.544970][ T3148] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.545100][ T3148] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 147.545232][ T3148] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 147.545432][ T3148] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 147.545608][ T3148] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 147.545739][ T3148] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.545869][ T3148] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 147.546000][ T3148] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.546132][ T3148] ? __kernel_text_address (kernel/extable.c:79) [ 147.546264][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.546456][ T3148] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.546596][ T3148] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.546729][ T3148] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.546859][ T3148] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.546987][ T3148] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.547116][ T3148] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.547247][ T3148] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 147.547383][ T3148] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 147.547520][ T3148] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 147.547656][ T3148] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.547789][ T3148] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 147.547924][ T3148] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 147.548057][ T3148] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.548191][ T3148] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.548321][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.548458][ T3148] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.548594][ T3148] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.548723][ T3148] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.548855][ T3148] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.548986][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.549116][ T3148] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.549246][ T3148] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.549385][ T3148] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.549522][ T3148] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.549657][ T3148] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.549785][ T3148] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.549914][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.550045][ T3148] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.550173][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.550306][ T3148] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.550441][ T3148] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.550579][ T3148] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.550716][ T3148] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.550847][ T3148] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.550979][ T3148] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.551110][ T3148] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.551241][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.551378][ T3148] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.551511][ T3148] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.551656][ T3148] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.551787][ T3148] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.551917][ T3148] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.552047][ T3148] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.552209][ T3148] ? move_addr_to_kernel (net/socket.c:258) [ 147.552344][ T3148] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.552480][ T3148] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.552631][ T3148] ___sys_sendmsg (net/socket.c:2752) [ 147.552762][ T3148] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 147.552922][ T3148] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.553063][ T3148] __sys_sendmsg (net/socket.c:2784) [ 147.553194][ T3148] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.553324][ T3148] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 147.553490][ T3148] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 147.553626][ T3148] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.553760][ T3148] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.553889][ T3148] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.554018][ T3148] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.554148][ T3148] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.554311][ T3148] RIP: 0033:0x7f3741abc08e [ 147.554453][ T3148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.554923][ T3148] RSP: 002b:00007ffcfd098280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.555132][ T3148] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3741abc08e [ 147.555340][ T3148] RDX: 0000000000000000 RSI: 00007ffcfd098330 RDI: 0000000000000005 [ 147.555546][ T3148] RBP: 00007ffcfd098290 R08: 0000000000000000 R09: 0000000000000000 [ 147.555744][ T3148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d045 [ 147.555939][ T3148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfd098a00 | [ 147.586440][ T3149] ------------[ cut here ]------------ | [ 147.586614][ T3149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3149 | [ 147.586880][ T3149] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.587319][ T3149] Tainted: [W]=WARN [ 147.588078][ T3149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.588245][ T3149] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.588423][ T3149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.588914][ T3149] RSP: 0018:ffa00000015cf020 EFLAGS: 00010286 [ 147.589079][ T3149] RAX: 00000000ffffffa6 RBX: ff1100000d8f2040 RCX: 1ff40000002b9dca [ 147.589276][ T3149] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8f20fc [ 147.589476][ T3149] RBP: ff11000007f99000 R08: 1fe2200001b1e421 R09: ff11000009a7ae58 [ 147.589686][ T3149] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 147.589885][ T3149] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 147.590082][ T3149] FS: 00007f2a4cbf0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.590313][ T3149] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.590497][ T3149] CR2: 00007f2a4cec01a0 CR3: 000000001291c005 CR4: 0000000000771ef0 [ 147.590707][ T3149] PKRU: 55555554 [ 147.590807][ T3149] Call Trace: [ 147.590904][ T3149] [ 147.590971][ T3149] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.591104][ T3149] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.591205][ T3149] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 147.591336][ T3149] __dev_notify_flags (net/core/dev.c:9787) [ 147.591476][ T3149] ? netif_change_name (net/core/dev.c:1495) [ 147.591619][ T3149] ? __dev_change_flags (net/core/dev.c:9752) [ 147.591750][ T3149] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 147.591883][ T3149] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.592016][ T3149] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 147.592155][ T3149] netif_change_flags (net/core/dev.c:9820) [ 147.592287][ T3149] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.592423][ T3149] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 147.592563][ T3149] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 147.592718][ T3149] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 147.592890][ T3149] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 147.593023][ T3149] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.593154][ T3149] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 147.593286][ T3149] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.593424][ T3149] ? __kernel_text_address (kernel/extable.c:79) [ 147.593562][ T3149] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.593701][ T3149] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.593832][ T3149] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.593965][ T3149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.594096][ T3149] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.594228][ T3149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.594361][ T3149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.594493][ T3149] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 147.594635][ T3149] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 147.594767][ T3149] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 147.594898][ T3149] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.595029][ T3149] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 147.595162][ T3149] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 147.595297][ T3149] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.595436][ T3149] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.595572][ T3149] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.595706][ T3149] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.595838][ T3149] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.595967][ T3149] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.596102][ T3149] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.596233][ T3149] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.596372][ T3149] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.596506][ T3149] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.596648][ T3149] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.596781][ T3149] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.596914][ T3149] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.597044][ T3149] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.597172][ T3149] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.597305][ T3149] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.597439][ T3149] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.597578][ T3149] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.597712][ T3149] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.597843][ T3149] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.597979][ T3149] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.598107][ T3149] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.598241][ T3149] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.598379][ T3149] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.598519][ T3149] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.598657][ T3149] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.598790][ T3149] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.598923][ T3149] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.599055][ T3149] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.599186][ T3149] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.599316][ T3149] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.599498][ T3149] ? move_addr_to_kernel (net/socket.c:258) [ 147.599641][ T3149] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.599771][ T3149] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.599905][ T3149] ___sys_sendmsg (net/socket.c:2752) [ 147.600036][ T3149] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 147.600199][ T3149] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.600344][ T3149] __sys_sendmsg (net/socket.c:2784) [ 147.600481][ T3149] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.600621][ T3149] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 147.600785][ T3149] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 147.600918][ T3149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.601051][ T3149] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.601181][ T3149] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.601317][ T3149] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.601453][ T3149] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.601625][ T3149] RIP: 0033:0x7f2a4ce2a08e [ 147.601761][ T3149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.602229][ T3149] RSP: 002b:00007ffc5bcca0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.602432][ T3149] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2a4ce2a08e [ 147.602638][ T3149] RDX: 0000000000000000 RSI: 00007ffc5bcca160 RDI: 0000000000000005 [ 147.602836][ T3149] RBP: 00007ffc5bcca0c0 R08: 0000000000000000 R09: 0000000000000000 [ 147.603030][ T3149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d045 [ 147.603225][ T3149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5bcca830 | [ 147.605176][ T211] ------------[ cut here ]------------ | [ 147.605298][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/211 | [ 147.605551][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.605979][ T211] Tainted: [W]=WARN [ 147.606068][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.606217][ T211] Workqueue: events_unbound linkwatch_event [ 147.606375][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.606537][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.606973][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 147.607123][ T211] RAX: 00000000ffffffa6 RBX: ff1100000d8f3380 RCX: 1ff400000011cf02 [ 147.607300][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d8f343c [ 147.607489][ T211] RBP: ff11000009ae1000 R08: 1fe2200001b1e689 R09: ff1100001018aea8 [ 147.607675][ T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 147.607852][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 147.608030][ T211] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.608238][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.608460][ T211] CR2: 00007f2a4cec01a0 CR3: 000000001291c005 CR4: 0000000000771ef0 [ 147.608654][ T211] PKRU: 55555554 [ 147.608743][ T211] Call Trace: [ 147.608836][ T211] [ 147.608899][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.609017][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 147.609205][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.609296][ T211] netif_state_change (net/core/dev.c:1605) [ 147.609480][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.609642][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 147.609761][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 147.609880][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.610000][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 147.610119][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 147.610238][ T211] process_one_work (kernel/workqueue.c:3314) [ 147.610444][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 147.610570][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.610697][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 147.610817][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.610936][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 147.611057][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 147.611176][ T211] kthread (kernel/kthread.c:436) [ 147.611265][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.611466][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 147.611593][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.611712][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 147.611860][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.611980][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 147.612100][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 147.664814][ T3151] ------------[ cut here ]------------ | [ 147.665013][ T3151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3151 | [ 147.665316][ T3151] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.666300][ T3151] Tainted: [W]=WARN [ 147.666523][ T3151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.666800][ T3151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.667074][ T3151] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.667677][ T3151] RSP: 0018:ffa000000184f150 EFLAGS: 00010286 [ 147.667900][ T3151] RAX: 00000000ffffffa6 RBX: ff1100000ca6a900 RCX: 1ff4000000309df0 [ 147.668153][ T3151] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a9bc [ 147.668412][ T3151] RBP: ff11000007f99000 R08: 1fe220000194d539 R09: ff11000010112e58 [ 147.668787][ T3151] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 147.669031][ T3151] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bbf74c0 [ 147.669275][ T3151] FS: 00007fe5723bf840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.669570][ T3151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.669792][ T3151] CR2: 00000000004ebb28 CR3: 000000000fd3f004 CR4: 0000000000771ef0 [ 147.670037][ T3151] PKRU: 55555554 [ 147.670186][ T3151] Call Trace: [ 147.670334][ T3151] [ 147.670464][ T3151] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.670665][ T3151] ? notifier_call_chain (kernel/notifier.c:85) [ 147.670845][ T3151] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.670995][ T3151] netif_state_change (net/core/dev.c:1605) [ 147.671175][ T3151] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.671398][ T3151] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 12) kernel/locking/spinlock.c:198 (discriminator 12)) [ 147.671632][ T3151] linkwatch_sync_dev (net/core/link_watch.c:295) [ 147.671814][ T3151] rtnl_getlink (net/core/rtnetlink.c:4273) [ 147.671996][ T3151] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.672174][ T3151] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.672368][ T3151] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 147.672556][ T3151] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.672744][ T3151] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.672927][ T3151] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.673125][ T3151] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.673302][ T3151] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.673499][ T3151] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.673697][ T3151] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.673878][ T3151] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.674062][ T3151] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.674241][ T3151] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 147.674435][ T3151] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.674628][ T3151] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.674809][ T3151] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.674988][ T3151] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.675176][ T3151] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.675374][ T3151] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.675564][ T3151] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.675754][ T3151] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.675935][ T3151] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.676118][ T3151] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.676298][ T3151] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.676494][ T3151] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.676694][ T3151] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.676876][ T3151] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.677057][ T3151] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.677242][ T3151] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.677438][ T3151] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.677636][ T3151] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.677818][ T3151] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.677998][ T3151] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.678207][ T3151] ? move_addr_to_kernel (net/socket.c:258) [ 147.678400][ T3151] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 147.678599][ T3151] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 147.678815][ T3151] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 147.678996][ T3151] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 147.679207][ T3151] ___sys_sendmsg (net/socket.c:2752) [ 147.679401][ T3151] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.679592][ T3151] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.679786][ T3151] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 147.679968][ T3151] ? do_getsockname (net/socket.c:2192) [ 147.680151][ T3151] __sys_sendmsg (net/socket.c:2784) [ 147.680330][ T3151] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.680535][ T3151] ? __sys_getsockname (net/socket.c:2210) [ 147.680727][ T3151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.680909][ T3151] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.681088][ T3151] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.681266][ T3151] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.681464][ T3151] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.681694][ T3151] RIP: 0033:0x7fe5725f908e [ 147.681880][ T3151] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.682398][ T3151] RSP: 002b:00007ffeeb13d310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.682664][ T3151] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe5725f908e [ 147.682907][ T3151] RDX: 0000000000000000 RSI: 00007ffeeb13d3c0 RDI: 0000000000000006 [ 147.683149][ T3151] RBP: 00007ffeeb13d320 R08: 0000000000000000 R09: 0000000000000000 [ 147.683401][ T3151] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d045 [ 147.683664][ T3151] R13: 00007ffeeb13d470 R14: 000000000000000d R15: 00007ffeeb13f87a | [ 147.776773][ T3154] ------------[ cut here ]------------ | [ 147.776970][ T3154] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3154 | [ 147.777289][ T3154] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.777875][ T3154] Tainted: [W]=WARN [ 147.778028][ T3154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.778247][ T3154] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.778491][ T3154] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.779036][ T3154] RSP: 0018:ffa00000018df1b0 EFLAGS: 00010286 [ 147.779268][ T3154] RAX: 00000000ffffffa6 RBX: ff1100000eecc040 RCX: 1ff400000031bdfc [ 147.779541][ T3154] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc0fc [ 147.779804][ T3154] RBP: ff1100000b4d1000 R08: 1fe2200001dd9821 R09: ff11000009852e80 [ 147.780055][ T3154] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 147.780308][ T3154] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 147.780585][ T3154] FS: 00007f439a83f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.780882][ T3154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.781104][ T3154] CR2: 00000000004a2060 CR3: 0000000013866004 CR4: 0000000000771ef0 [ 147.781368][ T3154] PKRU: 55555554 [ 147.781527][ T3154] Call Trace: [ 147.781689][ T3154] [ 147.781809][ T3154] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.781997][ T3154] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.782152][ T3154] __dev_notify_flags (net/core/dev.c:9787) [ 147.782342][ T3154] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 147.782554][ T3154] ? netif_change_name (net/core/dev.c:1495) [ 147.782757][ T3154] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 147.782952][ T3154] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 147.783145][ T3154] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 147.783332][ T3154] ? __dev_get_by_name (net/core/dev.c:883) [ 147.783544][ T3154] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 147.783748][ T3154] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 147.783943][ T3154] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.784136][ T3154] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.784325][ T3154] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.784535][ T3154] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.784736][ T3154] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.784923][ T3154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.785112][ T3154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.785300][ T3154] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.785501][ T3154] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.785706][ T3154] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.785892][ T3154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.786080][ T3154] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.786269][ T3154] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.786468][ T3154] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.786676][ T3154] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.786861][ T3154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.787047][ T3154] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.787237][ T3154] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.787435][ T3154] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.787641][ T3154] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.787828][ T3154] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.788011][ T3154] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.788198][ T3154] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.788398][ T3154] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.788599][ T3154] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.788796][ T3154] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.788985][ T3154] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.789171][ T3154] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.789371][ T3154] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.789598][ T3154] ? move_addr_to_kernel (net/socket.c:258) [ 147.789791][ T3154] ? kasan_save_stack (mm/kasan/common.c:58) [ 147.789976][ T3154] ? kasan_save_stack (mm/kasan/common.c:57) [ 147.790160][ T3154] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 147.790359][ T3154] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 147.790592][ T3154] ___sys_sendmsg (net/socket.c:2752) [ 147.790787][ T3154] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.790987][ T3154] __sys_sendmsg (net/socket.c:2784) [ 147.791175][ T3154] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.791374][ T3154] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 147.791568][ T3154] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 147.791763][ T3154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.791953][ T3154] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.792138][ T3154] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.792326][ T3154] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.792535][ T3154] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.792763][ T3154] RIP: 0033:0x7f439aa7908e [ 147.792954][ T3154] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.793504][ T3154] RSP: 002b:00007ffcb6e4a480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.793776][ T3154] RAX: ffffffffffffffda RBX: 00007ffcb6e4ac30 RCX: 00007f439aa7908e [ 147.794030][ T3154] RDX: 0000000000000000 RSI: 00007ffcb6e4a530 RDI: 0000000000000005 [ 147.794280][ T3154] RBP: 00007ffcb6e4a490 R08: 0000000000000000 R09: 0000000000000000 [ 147.794553][ T3154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d045 [ 147.794816][ T3154] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb6e4ac00 | [ 147.840298][ T3155] ------------[ cut here ]------------ | [ 147.840464][ T3155] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3155 | [ 147.840748][ T3155] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.841201][ T3155] Tainted: [W]=WARN [ 147.841302][ T3155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.841478][ T3155] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.841664][ T3155] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.842143][ T3155] RSP: 0018:ffa00000018ef1b0 EFLAGS: 00010286 [ 147.842312][ T3155] RAX: 00000000ffffffa6 RBX: ff1100000c4151c0 RCX: 1ff400000031ddfc [ 147.842528][ T3155] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41527c [ 147.842732][ T3155] RBP: ff1100000eae1000 R08: 1fe2200001882a51 R09: ff1100000ea5d180 [ 147.842934][ T3155] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 147.843136][ T3155] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 147.843339][ T3155] FS: 00007fedf6d25840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.843593][ T3155] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.843766][ T3155] CR2: 00000000004a2060 CR3: 0000000013835001 CR4: 0000000000771ef0 [ 147.843973][ T3155] PKRU: 55555554 [ 147.844075][ T3155] Call Trace: [ 147.844175][ T3155] [ 147.844245][ T3155] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.844388][ T3155] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.844491][ T3155] __dev_notify_flags (net/core/dev.c:9787) [ 147.844645][ T3155] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 147.844788][ T3155] ? netif_change_name (net/core/dev.c:1495) [ 147.844931][ T3155] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 147.845069][ T3155] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 147.845206][ T3155] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 147.845342][ T3155] ? __dev_get_by_name (net/core/dev.c:883) [ 147.845483][ T3155] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 147.845635][ T3155] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 147.845776][ T3155] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.845915][ T3155] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.846052][ T3155] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.846187][ T3155] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.846322][ T3155] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.846461][ T3155] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.846616][ T3155] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.846753][ T3155] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.846889][ T3155] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.847023][ T3155] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.847159][ T3155] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.847295][ T3155] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.847438][ T3155] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.847583][ T3155] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.847723][ T3155] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.847859][ T3155] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.847995][ T3155] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.848136][ T3155] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.848272][ T3155] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.848415][ T3155] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.848562][ T3155] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.848703][ T3155] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.848838][ T3155] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.848976][ T3155] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.849114][ T3155] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.849250][ T3155] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.849399][ T3155] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.849542][ T3155] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.849682][ T3155] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.849848][ T3155] ? move_addr_to_kernel (net/socket.c:258) [ 147.849986][ T3155] ? kasan_save_stack (mm/kasan/common.c:58) [ 147.850121][ T3155] ? kasan_save_stack (mm/kasan/common.c:57) [ 147.850256][ T3155] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 147.850396][ T3155] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 147.850572][ T3155] ___sys_sendmsg (net/socket.c:2752) [ 147.850712][ T3155] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.850860][ T3155] __sys_sendmsg (net/socket.c:2784) [ 147.851014][ T3155] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.851148][ T3155] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 147.851287][ T3155] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 147.851427][ T3155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.851571][ T3155] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.851711][ T3155] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.851846][ T3155] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.851980][ T3155] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.852146][ T3155] RIP: 0033:0x7fedf6f5f08e [ 147.852290][ T3155] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.852795][ T3155] RSP: 002b:00007fff57df4b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.853000][ T3155] RAX: ffffffffffffffda RBX: 00007fff57df52e0 RCX: 00007fedf6f5f08e [ 147.853204][ T3155] RDX: 0000000000000000 RSI: 00007fff57df4be0 RDI: 0000000000000005 [ 147.853410][ T3155] RBP: 00007fff57df4b40 R08: 0000000000000000 R09: 0000000000000000 [ 147.853623][ T3155] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d046 [ 147.853824][ T3155] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff57df52b0 | [ 147.887568][ T3156] ------------[ cut here ]------------ | [ 147.887728][ T3156] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3156 | [ 147.887991][ T3156] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.888440][ T3156] Tainted: [W]=WARN [ 147.888551][ T3156] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.888720][ T3156] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.888894][ T3156] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.889366][ T3156] RSP: 0018:ffa00000018ff020 EFLAGS: 00010286 [ 147.889537][ T3156] RAX: 00000000ffffffa6 RBX: ff1100000c414900 RCX: 1ff400000031fdca [ 147.889737][ T3156] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4149bc [ 147.889933][ T3156] RBP: ff1100000b4d1000 R08: 1fe2200001882939 R09: ff1100000fcb8b58 [ 147.890128][ T3156] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 147.890324][ T3156] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 147.890533][ T3156] FS: 00007f29196dd840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 147.890770][ T3156] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.890939][ T3156] CR2: 0000000006722988 CR3: 0000000013835003 CR4: 0000000000771ef0 [ 147.891135][ T3156] PKRU: 55555554 [ 147.891232][ T3156] Call Trace: [ 147.891330][ T3156] [ 147.891406][ T3156] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.891547][ T3156] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.891652][ T3156] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 147.891783][ T3156] __dev_notify_flags (net/core/dev.c:9787) [ 147.891921][ T3156] ? netif_change_name (net/core/dev.c:1495) [ 147.892057][ T3156] ? __dev_change_flags (net/core/dev.c:9752) [ 147.892188][ T3156] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 147.892322][ T3156] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.892526][ T3156] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 147.892728][ T3156] netif_change_flags (net/core/dev.c:9820) [ 147.892877][ T3156] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.893008][ T3156] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 147.893141][ T3156] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 147.893274][ T3156] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 147.893488][ T3156] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 147.893626][ T3156] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.893757][ T3156] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 147.893885][ T3156] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.894016][ T3156] ? __kernel_text_address (kernel/extable.c:79) [ 147.894148][ T3156] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.894283][ T3156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.894418][ T3156] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.894557][ T3156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.894692][ T3156] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.894825][ T3156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.894957][ T3156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.895094][ T3156] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 147.895229][ T3156] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 147.895366][ T3156] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 147.895498][ T3156] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.895646][ T3156] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 147.895782][ T3156] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 147.895917][ T3156] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.896052][ T3156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.896183][ T3156] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.896320][ T3156] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.896460][ T3156] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.896602][ T3156] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.896738][ T3156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.896867][ T3156] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.896999][ T3156] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.897131][ T3156] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.897263][ T3156] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.897402][ T3156] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.897539][ T3156] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.897676][ T3156] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.897808][ T3156] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.897941][ T3156] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.898072][ T3156] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.898206][ T3156] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.898338][ T3156] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.898476][ T3156] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.898625][ T3156] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.898756][ T3156] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.898889][ T3156] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.899022][ T3156] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.899155][ T3156] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.899288][ T3156] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.899430][ T3156] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.899595][ T3156] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.899728][ T3156] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.899861][ T3156] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.899995][ T3156] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.900158][ T3156] ? move_addr_to_kernel (net/socket.c:258) [ 147.900292][ T3156] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.900429][ T3156] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.900572][ T3156] ___sys_sendmsg (net/socket.c:2752) [ 147.900708][ T3156] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 147.900871][ T3156] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.901017][ T3156] __sys_sendmsg (net/socket.c:2784) [ 147.901148][ T3156] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.901278][ T3156] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 147.901462][ T3156] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 147.901603][ T3156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.901737][ T3156] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.901869][ T3156] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.902005][ T3156] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.902137][ T3156] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.902305][ T3156] RIP: 0033:0x7f291991708e [ 147.902449][ T3156] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.902932][ T3156] RSP: 002b:00007ffef58876a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.903130][ T3156] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f291991708e [ 147.903327][ T3156] RDX: 0000000000000000 RSI: 00007ffef5887750 RDI: 0000000000000005 [ 147.903533][ T3156] RBP: 00007ffef58876b0 R08: 0000000000000000 R09: 0000000000000000 [ 147.903737][ T3156] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d046 [ 147.903935][ T3156] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef5887e20 | [ 147.934838][ T3157] ------------[ cut here ]------------ | [ 147.935062][ T3157] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3157 | [ 147.935391][ T3157] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 147.935949][ T3157] Tainted: [W]=WARN [ 147.936098][ T3157] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.936311][ T3157] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 147.936555][ T3157] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 147.937077][ T3157] RSP: 0018:ffa000000190f020 EFLAGS: 00010286 [ 147.937295][ T3157] RAX: 00000000ffffffa6 RBX: ff1100000eecda80 RCX: 1ff4000000321dca [ 147.937561][ T3157] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdb3c [ 147.937817][ T3157] RBP: ff1100000eae1000 R08: 1fe2200001dd9b69 R09: ff1100000fe88b58 [ 147.938069][ T3157] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 147.938317][ T3157] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 147.938596][ T3157] FS: 00007f13ac4e3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 147.938884][ T3157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.939103][ T3157] CR2: 0000000002af7988 CR3: 0000000010630001 CR4: 0000000000771ef0 [ 147.939367][ T3157] PKRU: 55555554 [ 147.939524][ T3157] Call Trace: [ 147.939685][ T3157] [ 147.939806][ T3157] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 147.939992][ T3157] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 147.940146][ T3157] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 147.940329][ T3157] __dev_notify_flags (net/core/dev.c:9787) [ 147.940536][ T3157] ? netif_change_name (net/core/dev.c:1495) [ 147.940734][ T3157] ? __dev_change_flags (net/core/dev.c:9752) [ 147.940920][ T3157] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 147.941103][ T3157] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.941287][ T3157] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 147.941487][ T3157] netif_change_flags (net/core/dev.c:9820) [ 147.941692][ T3157] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.941877][ T3157] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 147.942062][ T3157] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 147.942245][ T3157] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 147.942477][ T3157] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 147.942676][ T3157] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.942863][ T3157] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 147.943046][ T3157] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.943231][ T3157] ? __kernel_text_address (kernel/extable.c:79) [ 147.943432][ T3157] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.943634][ T3157] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.943820][ T3157] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.944007][ T3157] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.944191][ T3157] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 147.944388][ T3157] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.944583][ T3157] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.944777][ T3157] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 147.944964][ T3157] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 147.945146][ T3157] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 147.945332][ T3157] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 147.945540][ T3157] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 147.945741][ T3157] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 147.945932][ T3157] rtnl_newlink (net/core/rtnetlink.c:4150) [ 147.946120][ T3157] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.946303][ T3157] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.946501][ T3157] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.946702][ T3157] ? mark_usage (kernel/locking/lockdep.c:4674) [ 147.946886][ T3157] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.947072][ T3157] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.947256][ T3157] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.947460][ T3157] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.947664][ T3157] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 147.947849][ T3157] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 147.948035][ T3157] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 147.948220][ T3157] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.948418][ T3157] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.948616][ T3157] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.948805][ T3157] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 147.948986][ T3157] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 147.949173][ T3157] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 147.949370][ T3157] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.949563][ T3157] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.949758][ T3157] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 147.949939][ T3157] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 147.950127][ T3157] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.950311][ T3157] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.950505][ T3157] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 147.950710][ T3157] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 147.950894][ T3157] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 147.951079][ T3157] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 147.951264][ T3157] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 147.951461][ T3157] ? copy_msghdr_from_user (net/socket.c:2635) [ 147.951667][ T3157] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 147.951884][ T3157] ? move_addr_to_kernel (net/socket.c:258) [ 147.952073][ T3157] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 147.952256][ T3157] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 147.952456][ T3157] ___sys_sendmsg (net/socket.c:2752) [ 147.952661][ T3157] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 147.952877][ T3157] ? copy_msghdr_from_user (net/socket.c:2603) [ 147.953074][ T3157] __sys_sendmsg (net/socket.c:2784) [ 147.953262][ T3157] ? __sys_sendmsg_sock (net/socket.c:2765) [ 147.953457][ T3157] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 147.953788][ T3157] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 147.953971][ T3157] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 147.954157][ T3157] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 147.954341][ T3157] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 147.954548][ T3157] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 147.954742][ T3157] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.954958][ T3157] RIP: 0033:0x7f13ac71d08e [ 147.955146][ T3157] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 147.955695][ T3157] RSP: 002b:00007ffccc7e6160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.955944][ T3157] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f13ac71d08e [ 147.956190][ T3157] RDX: 0000000000000000 RSI: 00007ffccc7e6210 RDI: 0000000000000005 [ 147.956452][ T3157] RBP: 00007ffccc7e6170 R08: 0000000000000000 R09: 0000000000000000 [ 147.956720][ T3157] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d046 [ 147.956966][ T3157] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc7e68e0 | [ 148.339761][ T12] ------------[ cut here ]------------ | [ 148.339930][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.340182][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.340672][ T12] Tainted: [W]=WARN [ 148.340770][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.340928][ T12] Workqueue: netns cleanup_net [ 148.341061][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.341225][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.341705][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 148.341863][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b8c0 RCX: 1ff4000000018ec7 [ 148.342050][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b97c [ 148.342237][ T12] RBP: ff1100000b4d1000 R08: 1fe220000194d731 R09: ff11000001aed1d0 [ 148.342430][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 148.342623][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 148.342814][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.343032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.343189][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 148.343407][ T12] PKRU: 55555554 [ 148.343501][ T12] Call Trace: [ 148.343611][ T12] [ 148.343681][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.343810][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.343909][ T12] netif_close_many (net/core/dev.c:1804) [ 148.344036][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 148.344160][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 148.344316][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 148.344475][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.344611][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.344764][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.344899][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.345025][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.345148][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.345273][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.345404][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.345541][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.345672][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.345798][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.345925][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.346049][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.346170][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.346295][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.346425][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.346554][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.346685][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.346809][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.346937][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.347065][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.347189][ T12] kthread (kernel/kthread.c:436) [ 148.347283][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.347444][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.347573][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.347703][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.347862][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.347989][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.348114][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.350416][ T12] ------------[ cut here ]------------ | [ 148.350549][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.350792][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.351217][ T12] Tainted: [W]=WARN [ 148.351308][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.351466][ T12] Workqueue: netns cleanup_net [ 148.351603][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.351762][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.352193][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.352343][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ecac0 RCX: 1ff4000000018eed [ 148.352533][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecb7c [ 148.352716][ T12] RBP: ff1100000ed19000 R08: 1fe2200001d3d971 R09: ff11000001aed1d0 [ 148.352892][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.353069][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.353253][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.353467][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.353624][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 148.353802][ T12] PKRU: 55555554 [ 148.353891][ T12] Call Trace: [ 148.353980][ T12] [ 148.354041][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.354197][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.354352][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.354474][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.354607][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.354732][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.354852][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.354975][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.355096][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.355213][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.355336][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.355463][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.355594][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.355716][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.355837][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.355961][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.356085][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.356205][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.356333][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.356462][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.356591][ T12] kthread (kernel/kthread.c:436) [ 148.356681][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.356829][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.356949][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.357070][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.357219][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.357344][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.357470][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.359810][ T12] ------------[ cut here ]------------ | [ 148.359940][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.360183][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.360897][ T12] Tainted: [W]=WARN [ 148.360988][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.361141][ T12] Workqueue: netns cleanup_net [ 148.361265][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.361473][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.361925][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.362076][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec580 RCX: 1ff4000000018eed [ 148.362256][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec63c [ 148.362488][ T12] RBP: ff1100000bb14000 R08: 1fe2200001d3d8c9 R09: ff11000001aed1d0 [ 148.362681][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.362902][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.363084][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.363296][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.363493][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 148.363683][ T12] PKRU: 55555554 [ 148.363777][ T12] Call Trace: [ 148.363868][ T12] [ 148.363933][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.364088][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.364234][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.364404][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.364529][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.364651][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.364770][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.364893][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.365021][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.365140][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.365264][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.365435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.365560][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.365683][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.365808][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.365930][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.366054][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.366174][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.366299][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.366472][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.366603][ T12] kthread (kernel/kthread.c:436) [ 148.366697][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.366846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.366966][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.367085][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.367233][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.367401][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.367535][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.371462][ T12] ------------[ cut here ]------------ | [ 148.371606][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.371841][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.372269][ T12] Tainted: [W]=WARN [ 148.372367][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.372524][ T12] Workqueue: netns cleanup_net [ 148.372652][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.372808][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.373240][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.373398][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ece40 RCX: 1ff4000000018eed [ 148.373584][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecefc [ 148.373766][ T12] RBP: ff11000009c8c000 R08: 1fe2200001d3d9e1 R09: ff11000001aed1d0 [ 148.373946][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.374131][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.374310][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.375083][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.375235][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 148.375467][ T12] PKRU: 55555554 [ 148.375617][ T12] Call Trace: [ 148.375708][ T12] [ 148.375771][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.375925][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.376072][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.376192][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.376314][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.376484][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.376622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.376743][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.376864][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.376985][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.377109][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.377230][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.377399][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.377526][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.377650][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.377773][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.377896][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.378015][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.378140][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.378266][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.378431][ T12] kthread (kernel/kthread.c:436) [ 148.378528][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.378683][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.378802][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.378928][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.379076][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.379197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.379318][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.381767][ T12] ------------[ cut here ]------------ | [ 148.381889][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.382125][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.382565][ T12] Tainted: [W]=WARN [ 148.382660][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.382812][ T12] Workqueue: netns cleanup_net [ 148.382943][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.383099][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.383546][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.383703][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec900 RCX: 1ff4000000018eed [ 148.383880][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec9bc [ 148.384056][ T12] RBP: ff1100000b85c000 R08: 1fe2200001d3d939 R09: ff11000001aed1d0 [ 148.384237][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.384417][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.384613][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.384825][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.384976][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 148.385157][ T12] PKRU: 55555554 [ 148.385247][ T12] Call Trace: [ 148.385337][ T12] [ 148.385405][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.385566][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.385722][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.385846][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.385968][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.386087][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.386208][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.386331][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.386505][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.386635][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.386757][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.386877][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.386996][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.387122][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.387244][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.387434][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.387564][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.387690][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.387814][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.387940][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.388060][ T12] kthread (kernel/kthread.c:436) [ 148.388151][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.388309][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.388477][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.388658][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.388806][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.388927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.389046][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.392647][ T12] ------------[ cut here ]------------ | [ 148.392770][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.393006][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.393439][ T12] Tainted: [W]=WARN [ 148.393539][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.393695][ T12] Workqueue: netns cleanup_net [ 148.393817][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.393979][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.394420][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.394578][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a580 RCX: 1ff4000000018eed [ 148.394765][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a63c [ 148.394951][ T12] RBP: ff1100000a809000 R08: 1fe22000004f14c9 R09: ff11000001aed1d0 [ 148.395129][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.395309][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.395493][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.395713][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.395863][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 148.396045][ T12] PKRU: 55555554 [ 148.396135][ T12] Call Trace: [ 148.396226][ T12] [ 148.396292][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.396452][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.396614][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.396734][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.396857][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.396975][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.397097][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.397223][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.397351][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.397468][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.397607][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.397727][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.397844][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.397964][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.398095][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.398217][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.398341][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.399307][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.399483][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.399626][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.399751][ T12] kthread (kernel/kthread.c:436) [ 148.399845][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.399997][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.400118][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.400241][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.400446][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.400625][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.400747][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.403669][ T12] ------------[ cut here ]------------ | [ 148.403792][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.404031][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.404462][ T12] Tainted: [W]=WARN [ 148.404564][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.404718][ T12] Workqueue: netns cleanup_net [ 148.404843][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.404998][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.405429][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.405593][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278be00 RCX: 1ff4000000018eed [ 148.405771][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bebc [ 148.405950][ T12] RBP: ff11000013451000 R08: 1fe22000004f17d9 R09: ff11000001aed1d0 [ 148.406127][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.406305][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.406490][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.406708][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.406857][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 148.407040][ T12] PKRU: 55555554 [ 148.407128][ T12] Call Trace: [ 148.407218][ T12] [ 148.407279][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.407436][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.407594][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.407713][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.407839][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.407960][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.408081][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.408206][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.408329][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.408454][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.408587][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.408708][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.408826][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.408950][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.409073][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.409199][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.409324][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.409446][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.409576][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.409708][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.409829][ T12] kthread (kernel/kthread.c:436) [ 148.409923][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.410071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.410192][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.410313][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.410466][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.410594][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.410719][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.413071][ T12] ------------[ cut here ]------------ | [ 148.413216][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.413471][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.413919][ T12] Tainted: [W]=WARN [ 148.414009][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.414158][ T12] Workqueue: netns cleanup_net [ 148.414287][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.414454][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.414891][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.415044][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a740 RCX: 1ff4000000018eed [ 148.415228][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a7fc [ 148.415414][ T12] RBP: ff11000009bb9000 R08: 1fe22000004f1501 R09: ff11000001aed1d0 [ 148.415602][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.415781][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.415962][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.416174][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.416331][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 148.416529][ T12] PKRU: 55555554 [ 148.416631][ T12] Call Trace: [ 148.416725][ T12] [ 148.416788][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.416947][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.417101][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.417227][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.417357][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.417477][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.417612][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.417739][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.417862][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.417980][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.418103][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.418225][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.418343][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.418472][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.418602][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.418733][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.418859][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.418981][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.419109][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.419236][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.419361][ T12] kthread (kernel/kthread.c:436) [ 148.419452][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.419618][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.419740][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.419861][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.420013][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.420140][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.420265][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.422319][ T12] ------------[ cut here ]------------ | [ 148.422451][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.422697][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.423128][ T12] Tainted: [W]=WARN [ 148.423218][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.423396][ T12] Workqueue: netns cleanup_net [ 148.423524][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.423684][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.424112][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.424263][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b380 RCX: 1ff4000000018eed [ 148.424451][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b43c [ 148.424639][ T12] RBP: ff110000095e1000 R08: 1fe22000004f1689 R09: ff11000001aed1d0 [ 148.424818][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.424998][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.425176][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.425393][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.425552][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.425738][ T12] PKRU: 55555554 [ 148.425828][ T12] Call Trace: [ 148.425919][ T12] [ 148.425982][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.426138][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.426287][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.426415][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.426544][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.426669][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.426791][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.426914][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.427036][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.427154][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.427277][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.427404][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.427530][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.427654][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.427775][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.427899][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.428022][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.428141][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.428267][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.428397][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.428522][ T12] kthread (kernel/kthread.c:436) [ 148.428693][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.428844][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.428963][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.429083][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.429306][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.429430][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.429555][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.432098][ T12] ------------[ cut here ]------------ | [ 148.432224][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.432468][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.432996][ T12] Tainted: [W]=WARN [ 148.433088][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.433319][ T12] Workqueue: netns cleanup_net [ 148.433450][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.433623][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.434140][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.434293][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a3c0 RCX: 1ff4000000018eed [ 148.435391][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a47c [ 148.435637][ T12] RBP: ff11000013674000 R08: 1fe22000004f1491 R09: ff11000001aed1d0 [ 148.435824][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.436010][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.436201][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.436465][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.436627][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.436808][ T12] PKRU: 55555554 [ 148.436902][ T12] Call Trace: [ 148.436993][ T12] [ 148.437057][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.437220][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.437419][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.437547][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.437675][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.437799][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.437923][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.438047][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.438171][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.438295][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.438468][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.438616][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.438737][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.438869][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.438993][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.439119][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.439250][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.439421][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.439555][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.439685][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.439808][ T12] kthread (kernel/kthread.c:436) [ 148.439904][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.440055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.440181][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.440332][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.440542][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.440670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.440794][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.444920][ T12] ------------[ cut here ]------------ | [ 148.445042][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.445284][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.445733][ T12] Tainted: [W]=WARN [ 148.445826][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.445976][ T12] Workqueue: netns cleanup_net [ 148.446100][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.446260][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.446709][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.446864][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa24200 RCX: 1ff4000000018eed [ 148.447044][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa242bc [ 148.447226][ T12] RBP: ff1100000b4d1000 R08: 1fe2200001f44859 R09: ff11000001aed1d0 [ 148.447411][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.447605][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.447821][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.448031][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.448185][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.448373][ T12] PKRU: 55555554 [ 148.448466][ T12] Call Trace: [ 148.448562][ T12] [ 148.448628][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.448787][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.448944][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.449066][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.449187][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.449310][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.449437][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.449571][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.449703][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.449825][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.449949][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.450069][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.450191][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.450315][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.451146][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.451276][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.451448][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.451622][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.451752][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.451874][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.451991][ T12] kthread (kernel/kthread.c:436) [ 148.452081][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.452228][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.452390][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.452513][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.452668][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.452787][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.452908][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.470969][ T12] ------------[ cut here ]------------ | [ 148.471110][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.471380][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.471882][ T12] Tainted: [W]=WARN [ 148.471978][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.472141][ T12] Workqueue: netns cleanup_net [ 148.472275][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.472449][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.472921][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 148.473080][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa24040 RCX: 1ff4000000018eaf [ 148.473273][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa240fc [ 148.473471][ T12] RBP: ff11000009ae1000 R08: 1fe2200001f44821 R09: ff11000001aed1d0 [ 148.473672][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 148.473861][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f99000 [ 148.474050][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.474277][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.474446][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.474652][ T12] PKRU: 55555554 [ 148.474746][ T12] Call Trace: [ 148.474840][ T12] [ 148.474906][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.475036][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.475134][ T12] netif_close_many (net/core/dev.c:1804) [ 148.475263][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.475394][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.475533][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.475666][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 148.475797][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 148.475957][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 148.476115][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.476248][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.476467][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.476613][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.476744][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 148.476902][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 148.477037][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 148.477168][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 148.477296][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 148.477481][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 148.477673][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 148.477803][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.477931][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.478060][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.478188][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.478316][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.478498][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.478635][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.478770][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.478903][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.479032][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.479165][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.479297][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.479476][ T12] kthread (kernel/kthread.c:436) [ 148.479583][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.479743][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.479869][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.479997][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.480155][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.480284][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.480463][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.482682][ T12] ------------[ cut here ]------------ | [ 148.482822][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.483078][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.483565][ T12] Tainted: [W]=WARN [ 148.483666][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.483830][ T12] Workqueue: netns cleanup_net [ 148.483965][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.484130][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.484604][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 148.484766][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff4000000018eaf [ 148.484955][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 148.485145][ T12] RBP: ff11000007f99000 R08: 1fe2200001430ef9 R09: ff11000001aed1d0 [ 148.485336][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 148.485545][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 148.485747][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.485973][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.486136][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 148.486332][ T12] PKRU: 55555554 [ 148.486434][ T12] Call Trace: [ 148.486534][ T12] [ 148.486608][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.486737][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 148.486865][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.486964][ T12] netif_close_many (net/core/dev.c:1804) [ 148.487095][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.487223][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.487359][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.487485][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 148.487626][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 148.487785][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 148.487943][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.488069][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.488232][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.488362][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.488489][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 148.488655][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 148.488785][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 148.488914][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 148.489041][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 148.489168][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 148.489296][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 148.489440][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.489576][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.489713][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.489842][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.489968][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.490096][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.490224][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.490358][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.490493][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.490626][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.490757][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.490887][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.491018][ T12] kthread (kernel/kthread.c:436) [ 148.491112][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.491270][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.491403][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.491539][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.491700][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.491827][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.491953][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.494700][ T12] ------------[ cut here ]------------ | [ 148.494825][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 148.495062][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.495518][ T12] Tainted: [W]=WARN [ 148.495616][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.495766][ T12] Workqueue: netns cleanup_net [ 148.495891][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.496048][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.496488][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 148.497635][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2c80 RCX: 1ff4000000018ed5 [ 148.497815][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2d3c [ 148.497997][ T12] RBP: ff11000009ae1000 R08: 1fe2200001afc5a9 R09: ff11000001aed1d0 [ 148.498176][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.498470][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.498784][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.499012][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.499163][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 148.499390][ T12] PKRU: 55555554 [ 148.499480][ T12] Call Trace: [ 148.499578][ T12] [ 148.499645][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.499800][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.499951][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.500073][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.500196][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 148.500398][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 148.500524][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 148.500651][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 148.500773][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 148.500897][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 148.501020][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.501139][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.501263][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.501435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.501561][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.501691][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.501811][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.501936][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.502060][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.502179][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.502303][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.502477][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.502608][ T12] kthread (kernel/kthread.c:436) [ 148.502700][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.502853][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.502975][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.503097][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.503249][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.503419][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.503548][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.506421][ T12] ------------[ cut here ]------------ | [ 148.506566][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 148.506816][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.507297][ T12] Tainted: [W]=WARN [ 148.507397][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.507594][ T12] Workqueue: netns cleanup_net [ 148.507723][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.507888][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.508322][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 148.508476][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e580 RCX: 1ff4000000018ed5 [ 148.508677][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e63c [ 148.508859][ T12] RBP: ff11000007f99000 R08: 1fe2200001f65cc9 R09: ff11000001aed1d0 [ 148.509036][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 148.509216][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.509409][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 148.509632][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.509785][ T12] CR2: 0000555e9fe6e498 CR3: 00000000129bb004 CR4: 0000000000771ef0 [ 148.509968][ T12] PKRU: 55555554 [ 148.510059][ T12] Call Trace: [ 148.510149][ T12] [ 148.510215][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.510379][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.510538][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.510665][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.510788][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 148.510946][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 148.511070][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 148.511194][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 148.511318][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 148.511455][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 148.511589][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.511709][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.511834][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.511958][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.512082][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.512204][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.512330][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.512460][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.512602][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.512724][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.512852][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.512979][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.513101][ T12] kthread (kernel/kthread.c:436) [ 148.513194][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.513354][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.513474][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.513610][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.513761][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.513883][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.514005][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.516336][ T12] ------------[ cut here ]------------ | [ 148.516475][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.516740][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.517176][ T12] Tainted: [W]=WARN [ 148.517269][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.517431][ T12] Workqueue: netns cleanup_net [ 148.517570][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.517738][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.518175][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 148.518328][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f540 RCX: 1ff4000000018ed5 [ 148.518524][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f5fc [ 148.518710][ T12] RBP: ff11000008acc000 R08: 1fe2200001f65ec1 R09: ff11000001aed1d0 [ 148.518891][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.519072][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.519257][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.519477][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.519641][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.519823][ T12] PKRU: 55555554 [ 148.519914][ T12] Call Trace: [ 148.520005][ T12] [ 148.520070][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.520227][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.520384][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.520506][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.520638][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 148.520793][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 148.520916][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 148.521038][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 148.521168][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 148.521292][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 148.521422][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.521552][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.521683][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.521806][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.521930][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.522055][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.522176][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.522301][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.522434][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.522562][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.522696][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.522823][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.522945][ T12] kthread (kernel/kthread.c:436) [ 148.523039][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.523189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.523311][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.523439][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.523601][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.523726][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.523849][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.561104][ T12] ------------[ cut here ]------------ | [ 148.561252][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.561523][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.561986][ T12] Tainted: [W]=WARN [ 148.562081][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.562240][ T12] Workqueue: netns cleanup_net [ 148.562384][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.562558][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.563008][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 148.563165][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1540 RCX: 1ff4000000018ec7 [ 148.563404][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a15fc [ 148.563608][ T12] RBP: ff1100000eae1000 R08: 1fe22000025142c1 R09: ff11000001aed1d0 [ 148.563798][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 148.563984][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 148.564171][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.564406][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.564570][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.564764][ T12] PKRU: 55555554 [ 148.564857][ T12] Call Trace: [ 148.564950][ T12] [ 148.565016][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.565142][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.565238][ T12] netif_close_many (net/core/dev.c:1804) [ 148.565372][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 148.565496][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 148.565664][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 148.565819][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.565947][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.566102][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.566227][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.566357][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.566485][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.566625][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.566751][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.566877][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.567003][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.567127][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.567255][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.567387][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.567520][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.567652][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.567775][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.567903][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.568032][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.568156][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.568285][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.568422][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.568552][ T12] kthread (kernel/kthread.c:436) [ 148.568651][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.568805][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.568931][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.569056][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.569218][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.569344][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.569474][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.571929][ T12] ------------[ cut here ]------------ | [ 148.572050][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.572284][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.572735][ T12] Tainted: [W]=WARN [ 148.572825][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.572976][ T12] Workqueue: netns cleanup_net [ 148.573099][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.573255][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.573753][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.573907][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0580 RCX: 1ff4000000018eed [ 148.574090][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a063c [ 148.574277][ T12] RBP: ff1100000eb0c000 R08: 1fe22000025140c9 R09: ff11000001aed1d0 [ 148.574491][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.574685][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.574864][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.575072][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.575223][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.575414][ T12] PKRU: 55555554 [ 148.575505][ T12] Call Trace: [ 148.575607][ T12] [ 148.575669][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.575825][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.575974][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.576094][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.576220][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.576343][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.576472][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.576611][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.576736][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.576856][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.576983][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.577104][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.577223][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.577352][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.577472][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.577613][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.577741][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.577860][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.577989][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.578113][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.578234][ T12] kthread (kernel/kthread.c:436) [ 148.578326][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.578495][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.578627][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.578755][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.578905][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.579025][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.579146][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.588696][ T12] ------------[ cut here ]------------ | [ 148.588832][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 148.589072][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.590033][ T12] Tainted: [W]=WARN [ 148.590129][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.590280][ T12] Workqueue: netns cleanup_net [ 148.590459][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.590640][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.591067][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.591222][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f0e40 RCX: 1ff4000000018eed [ 148.591454][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f0efc [ 148.591696][ T12] RBP: ff11000013711000 R08: 1fe2200001c1e1e1 R09: ff11000001aed1d0 [ 148.591873][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.592051][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.592233][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.592493][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.592654][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 148.592834][ T12] PKRU: 55555554 [ 148.592925][ T12] Call Trace: [ 148.593014][ T12] [ 148.593077][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.593230][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.593432][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.593565][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.593691][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.593812][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.593933][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.594061][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.594183][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.594306][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.594479][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.594611][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.594733][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.594854][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.594975][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.595098][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.595223][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.595344][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.595523][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.595656][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.595775][ T12] kthread (kernel/kthread.c:436) [ 148.595866][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.596017][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.596136][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.596257][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.596456][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.596588][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.596707][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.599571][ T12] ------------[ cut here ]------------ | [ 148.599712][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 148.599958][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.600392][ T12] Tainted: [W]=WARN [ 148.600483][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.600642][ T12] Workqueue: netns cleanup_net [ 148.600770][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.600925][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.601343][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.601498][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b677e00 RCX: 1ff4000000018eed [ 148.601692][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b677ebc [ 148.601868][ T12] RBP: ff11000012aac000 R08: 1fe22000016cefd9 R09: ff11000001aed1d0 [ 148.602043][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 148.602220][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.602409][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 148.602625][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.602772][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 148.602961][ T12] PKRU: 55555554 [ 148.603055][ T12] Call Trace: [ 148.603148][ T12] [ 148.603218][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.603380][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.603536][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.603660][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.603784][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.603901][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.604021][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.604141][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.604265][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.604387][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.604512][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.604638][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.604759][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.604880][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.604998][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.605119][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.605243][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.605367][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.605488][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.605621][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.605740][ T12] kthread (kernel/kthread.c:436) [ 148.605830][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.605977][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.606095][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.606216][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.606370][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.606488][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.606627][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.609222][ T12] ------------[ cut here ]------------ | [ 148.610106][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 148.610500][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.610955][ T12] Tainted: [W]=WARN [ 148.611043][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.611193][ T12] Workqueue: netns cleanup_net [ 148.611423][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.611582][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.612001][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.612151][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b6778c0 RCX: 1ff4000000018eed [ 148.612330][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b67797c [ 148.612542][ T12] RBP: ff11000012a0c000 R08: 1fe22000016cef31 R09: ff11000001aed1d0 [ 148.612721][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 148.612897][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.613075][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 148.613283][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.613438][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 148.613630][ T12] PKRU: 55555554 [ 148.613720][ T12] Call Trace: [ 148.613811][ T12] [ 148.613873][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.614022][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.614166][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.614283][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.614408][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.614529][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.614650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.614770][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.614890][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.615007][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.615126][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.615245][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.615368][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.615487][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.615614][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.615734][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.615858][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.615976][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.616099][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.616222][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.616343][ T12] kthread (kernel/kthread.c:436) [ 148.616438][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.616595][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.616713][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.616832][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.616986][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.617102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.617220][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.620090][ T12] ------------[ cut here ]------------ | [ 148.620228][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 148.620634][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.621064][ T12] Tainted: [W]=WARN [ 148.621153][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.621300][ T12] Workqueue: netns cleanup_net [ 148.621477][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.621649][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.622064][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.622262][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b677a80 RCX: 1ff4000000018eed [ 148.622484][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b677b3c [ 148.622678][ T12] RBP: ff1100000ef39000 R08: 1fe22000016cef69 R09: ff11000001aed1d0 [ 148.622851][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 148.623024][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.623200][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 148.623450][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.623606][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 148.623784][ T12] PKRU: 55555554 [ 148.623874][ T12] Call Trace: [ 148.623962][ T12] [ 148.624024][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.624174][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.624318][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.624481][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.624609][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.624723][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.624838][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.624962][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.625081][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.625201][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.625325][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.625490][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.625620][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.625741][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.625855][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.625974][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.626096][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.626213][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.626335][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.626503][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.626630][ T12] kthread (kernel/kthread.c:436) [ 148.626718][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.626864][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.626983][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.627100][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.627247][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.627410][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.627533][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.638560][ T12] ------------[ cut here ]------------ | [ 148.638736][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 148.639017][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.639567][ T12] Tainted: [W]=WARN [ 148.639713][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.639908][ T12] Workqueue: netns cleanup_net [ 148.640079][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.640282][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.640774][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.640972][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1a80 RCX: 1ff4000000018eed [ 148.641197][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1b3c [ 148.641430][ T12] RBP: ff1100000eae4000 R08: 1fe2200001ffc369 R09: ff11000001aed1d0 [ 148.641673][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 148.641895][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.642123][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 148.642393][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.642599][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 148.642829][ T12] PKRU: 55555554 [ 148.642965][ T12] Call Trace: [ 148.643103][ T12] [ 148.643213][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.643432][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.643648][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.643817][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.643988][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.644156][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.644326][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.644519][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.644700][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.644867][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.645041][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.645212][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.645392][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.645571][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.645747][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.645918][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.646091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.646260][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.646447][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.646637][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.646811][ T12] kthread (kernel/kthread.c:436) [ 148.646951][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.647149][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.647319][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.647504][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.647723][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.647893][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.648063][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.650779][ T12] ------------[ cut here ]------------ | [ 148.650947][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 148.651229][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.651786][ T12] Tainted: [W]=WARN [ 148.651925][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.652121][ T12] Workqueue: netns cleanup_net [ 148.652294][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.652518][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.652993][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.653194][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe900 RCX: 1ff4000000018eed [ 148.653435][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe9bc [ 148.653680][ T12] RBP: ff1100000d8b9000 R08: 1fe220000051fd39 R09: ff11000001aed1d0 [ 148.653904][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 148.654129][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.654368][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 148.654642][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.654841][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 148.655068][ T12] PKRU: 55555554 [ 148.655205][ T12] Call Trace: [ 148.655342][ T12] [ 148.655468][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.655693][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.655891][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.656061][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.656234][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.656419][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.656604][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.656782][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.656955][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.657121][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.657294][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.657483][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.657676][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.657856][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.658025][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.658198][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.658388][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.658567][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.658761][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.658941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.659115][ T12] kthread (kernel/kthread.c:436) [ 148.659256][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.659470][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.659661][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.659832][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.660035][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.660212][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.660396][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.662930][ T12] ------------[ cut here ]------------ | [ 148.663105][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 148.663400][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.663940][ T12] Tainted: [W]=WARN [ 148.664078][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.664275][ T12] Workqueue: netns cleanup_net [ 148.664460][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.664684][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.665156][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.665373][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff8c0 RCX: 1ff4000000018eed [ 148.665610][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff97c [ 148.665840][ T12] RBP: ff110000136b1000 R08: 1fe220000051ff31 R09: ff11000001aed1d0 [ 148.666064][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 148.666290][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.666540][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 148.666807][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.667004][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 148.667229][ T12] PKRU: 55555554 [ 148.667380][ T12] Call Trace: [ 148.667528][ T12] [ 148.667649][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.667853][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.668050][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.668226][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.668416][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.668598][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.668774][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.668948][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.669123][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.669292][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.669481][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.669672][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.669841][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.670012][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.670182][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.670369][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.670558][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.670735][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.670912][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.671088][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.671257][ T12] kthread (kernel/kthread.c:436) [ 148.671413][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.671617][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.671788][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.671958][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.672157][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.672327][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.672519][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.675047][ T12] ------------[ cut here ]------------ | [ 148.675213][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 148.676284][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.676848][ T12] Tainted: [W]=WARN [ 148.676987][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.677182][ T12] Workqueue: netns cleanup_net [ 148.677369][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.677582][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.678058][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.678257][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffa80 RCX: 1ff4000000018eed [ 148.678496][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffb3c [ 148.678742][ T12] RBP: ff11000013771000 R08: 1fe220000051ff69 R09: ff11000001aed1d0 [ 148.678965][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 148.679191][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.679430][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 148.679702][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.679903][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 148.680130][ T12] PKRU: 55555554 [ 148.680268][ T12] Call Trace: [ 148.680419][ T12] [ 148.680537][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.680751][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.680949][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.681118][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.681288][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.681469][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.681656][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.681827][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.681998][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.682164][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.682339][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.682534][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.682711][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.682881][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.683048][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.683217][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.683404][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.683587][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.683769][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.683944][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.684111][ T12] kthread (kernel/kthread.c:436) [ 148.684249][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.684458][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.684647][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.684820][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.685019][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.685188][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.685371][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.688154][ T12] ------------[ cut here ]------------ | [ 148.688317][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 148.689080][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.689774][ T12] Tainted: [W]=WARN [ 148.689957][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.690197][ T12] Workqueue: netns cleanup_net [ 148.690430][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.690701][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.691217][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 148.691476][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31da80 RCX: 1ff4000000018eed [ 148.691760][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31db3c [ 148.692027][ T12] RBP: ff1100000eae1000 R08: 1fe2200001663b69 R09: ff11000001aed1d0 [ 148.692294][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 148.692587][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.692864][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 148.693161][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.693418][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 148.693719][ T12] PKRU: 55555554 [ 148.693909][ T12] Call Trace: [ 148.694150][ T12] [ 148.694458][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.694770][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.695054][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 148.695313][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 148.695601][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 148.695861][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 148.696086][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.696337][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 148.696634][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.696848][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.697062][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.697277][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.697503][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.697739][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.697954][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.698168][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.698401][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.698635][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.698854][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.699073][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.699283][ T12] kthread (kernel/kthread.c:436) [ 148.699483][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.699746][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.699960][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.700174][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.700427][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.700655][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.700869][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.718117][ T3189] ------------[ cut here ]------------ | [ 148.718271][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3189 | [ 148.718548][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.719007][ T3189] Tainted: [W]=WARN [ 148.719109][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.719278][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.719455][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.719933][ T3189] RSP: 0018:ffa000000175fa80 EFLAGS: 00010286 [ 148.720097][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000c216740 RCX: 1ff40000002ebf16 [ 148.720293][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2167fc [ 148.720494][ T3189] RBP: ff1100000612c000 R08: 1fe2200001842d01 R09: ff11000009390b80 [ 148.720702][ T3189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.720898][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000612c000 [ 148.721094][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.721324][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.721491][ T3189] CR2: 00007f44392df493 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.721699][ T3189] PKRU: 55555554 [ 148.721796][ T3189] Call Trace: [ 148.721896][ T3189] [ 148.721964][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.722096][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.722228][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.722330][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.722496][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.722672][ T3189] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.722804][ T3189] register_netdev (net/core/dev.c:11552) [ 148.722935][ T3189] loopback_net_init (drivers/net/loopback.c:218) [ 148.723068][ T3189] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 148.723201][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.723303][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.723415][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.723551][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.723691][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.723825][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.723957][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.724092][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.724224][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.724360][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.724491][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.724629][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.724762][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.724896][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.725026][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.725158][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.725288][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.725424][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.725561][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.725726][ T3189] RIP: 0033:0x7f4439228bcb [ 148.725865][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.726334][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.726543][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.726743][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.726943][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.727139][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.727337][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.729248][ T12] ------------[ cut here ]------------ | [ 148.729815][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 148.730057][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.730966][ T12] Tainted: [W]=WARN [ 148.731103][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.731253][ T12] Workqueue: netns cleanup_net [ 148.731428][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.731595][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.732023][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 148.732173][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216580 RCX: 1ff4000000018ed5 [ 148.732417][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21663c [ 148.732610][ T12] RBP: ff110000096dc000 R08: 1fe2200001842cc9 R09: ff11000001aed1d0 [ 148.732786][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 148.732962][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 148.733141][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 148.733398][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.733553][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 148.733740][ T12] PKRU: 55555554 [ 148.733828][ T12] Call Trace: [ 148.733917][ T12] [ 148.733981][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 148.734133][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 148.734284][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 148.734465][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 148.734597][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 148.734716][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 148.734834][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 148.734957][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 148.735077][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 148.735194][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.735315][ T12] cleanup_net (net/core/net_namespace.c:702) [ 148.735481][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 148.735613][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 148.735733][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 148.735851][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 148.735972][ T12] process_one_work (kernel/workqueue.c:3314) [ 148.736093][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 148.736211][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 148.736335][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 148.736514][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 148.736637][ T12] kthread (kernel/kthread.c:436) [ 148.736726][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.736877][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.736997][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 148.737115][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 148.737263][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 148.737431][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 148.737552][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.742406][ T3189] ------------[ cut here ]------------ | [ 148.742555][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3189 | [ 148.742818][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.743249][ T3189] Tainted: [W]=WARN [ 148.743355][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.743525][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.743695][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.744154][ T3189] RSP: 0018:ffa000000175f918 EFLAGS: 00010286 [ 148.744317][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000e9edc40 RCX: 1ff40000002ebee9 [ 148.744532][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edcfc [ 148.744728][ T3189] RBP: ff110000128e1000 R08: 1fe2200001d3dba1 R09: ff11000009390b80 [ 148.744925][ T3189] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.745117][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128e1000 [ 148.745314][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.745557][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.745724][ T3189] CR2: 000055f6a15ced5c CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.745919][ T3189] PKRU: 55555554 [ 148.746016][ T3189] Call Trace: [ 148.746113][ T3189] [ 148.746181][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.746312][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.746449][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.746553][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.746689][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.746850][ T3189] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.746981][ T3189] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 148.747112][ T3189] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 148.747243][ T3189] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 148.747381][ T3189] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 148.747523][ T3189] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 148.747659][ T3189] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 148.747793][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.747893][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.747992][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.748124][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.748253][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.748391][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.748527][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.748662][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.748793][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.748932][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.749061][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.749190][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.749322][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.749458][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.749597][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.749727][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.749855][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.749987][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.750116][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.750275][ T3189] RIP: 0033:0x7f4439228bcb [ 148.750417][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.750886][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.751080][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.751275][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.751474][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.751678][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.751872][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.755788][ T3189] ------------[ cut here ]------------ | [ 148.755924][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3189 | [ 148.756184][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.756637][ T3189] Tainted: [W]=WARN [ 148.756738][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.756904][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.757075][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.757554][ T3189] RSP: 0018:ffa000000175f8f8 EFLAGS: 00010286 [ 148.757726][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000e9acac0 RCX: 1ff40000002ebee5 [ 148.757921][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9acb7c [ 148.758127][ T3189] RBP: ff11000007c19000 R08: 1fe2200001d35971 R09: ff11000009390b80 [ 148.758324][ T3189] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.758531][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c19000 [ 148.758734][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.758966][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.759131][ T3189] CR2: 000055f6a15ced5c CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.759329][ T3189] PKRU: 55555554 [ 148.759435][ T3189] Call Trace: [ 148.759537][ T3189] [ 148.759612][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.759743][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.759875][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.759976][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.760109][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.760273][ T3189] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.760416][ T3189] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 148.760559][ T3189] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 148.760692][ T3189] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 148.760825][ T3189] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 148.760957][ T3189] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 148.761089][ T3189] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 148.761223][ T3189] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 148.761363][ T3189] vti_init_net (net/ipv4/ip_vti.c:517) [ 148.761496][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.761611][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.761711][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.761842][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.761975][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.762108][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.762241][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.762383][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.762523][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.762668][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.762798][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.762930][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.763063][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.763196][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.763328][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.763464][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.763609][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.763740][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.763871][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.764033][ T3189] RIP: 0033:0x7f4439228bcb [ 148.764170][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.764657][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.764854][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.765059][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.765269][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.765475][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.765680][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.769823][ T3189] ------------[ cut here ]------------ | [ 148.769963][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3189 | [ 148.770222][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.771699][ T3189] Tainted: [W]=WARN [ 148.771799][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.771967][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.772137][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.772683][ T3189] RSP: 0018:ffa000000175fa78 EFLAGS: 00010286 [ 148.772850][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000e9ad700 RCX: 1ff40000002ebf15 [ 148.773044][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ad7bc [ 148.773238][ T3189] RBP: ff1100001374c000 R08: 1fe2200001d35af9 R09: ff11000009390b80 [ 148.773491][ T3189] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.773696][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001374c000 [ 148.773894][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.774125][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.774292][ T3189] CR2: 000055f6a15ced5c CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.774550][ T3189] PKRU: 55555554 [ 148.774656][ T3189] Call Trace: [ 148.774753][ T3189] [ 148.774821][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.774956][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.775088][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.775187][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.775320][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.775543][ T3189] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.775682][ T3189] register_netdev (net/core/dev.c:11552) [ 148.775813][ T3189] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 148.775945][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.776046][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.776146][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.776275][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.776467][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.776617][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.776752][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.776885][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.777019][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.777152][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.777288][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.777478][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.777626][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.777758][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.777892][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.778022][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.778156][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.778288][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.778481][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.778658][ T3189] RIP: 0033:0x7f4439228bcb [ 148.778794][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.779264][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.779525][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.779735][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.779930][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.780126][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.780325][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.784792][ T3189] ------------[ cut here ]------------ | [ 148.784937][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3189 | [ 148.785197][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.785665][ T3189] Tainted: [W]=WARN [ 148.785764][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.785930][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.786097][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.786583][ T3189] RSP: 0018:ffa000000175fa68 EFLAGS: 00010286 [ 148.786752][ T3189] RAX: 00000000ffffffa6 RBX: ff110000060511c0 RCX: 1ff40000002ebf13 [ 148.786947][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605127c [ 148.787140][ T3189] RBP: ff1100000fd6c000 R08: 1fe2200000c0a251 R09: ff11000009390b80 [ 148.787334][ T3189] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 148.787546][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd6c000 [ 148.787746][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 148.787981][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.788145][ T3189] CR2: 000055f6a15ced5c CR3: 00000000127a8003 CR4: 0000000000771ef0 [ 148.788351][ T3189] PKRU: 55555554 [ 148.788449][ T3189] Call Trace: [ 148.788556][ T3189] [ 148.788627][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.788757][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.788890][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.788990][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.789123][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.789289][ T3189] register_netdev (net/core/dev.c:11552) [ 148.789425][ T3189] sit_init_net (net/ipv6/sit.c:1860) [ 148.789564][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.789668][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.789767][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.789899][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.790030][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.790165][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.790298][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.790438][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.790580][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.790717][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.790848][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.790983][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.791124][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.791261][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.791394][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.791536][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.791673][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.791804][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.791938][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.792102][ T3189] RIP: 0033:0x7f4439228bcb [ 148.792243][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.792727][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.792924][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.793121][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.793315][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.793522][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.793719][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.816009][ T3189] ------------[ cut here ]------------ | [ 148.816165][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3189 | [ 148.816444][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.816898][ T3189] Tainted: [W]=WARN [ 148.816999][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.817164][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.817336][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.817825][ T3189] RSP: 0018:ffa000000175fa78 EFLAGS: 00010286 [ 148.817995][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000996fc40 RCX: 1ff40000002ebf15 [ 148.818195][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996fcfc [ 148.818395][ T3189] RBP: ff110000136b4000 R08: 1fe220000132dfa1 R09: ff11000009390b80 [ 148.818603][ T3189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.818809][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136b4000 [ 148.819018][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.819251][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.819424][ T3189] CR2: 00007f44392df493 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.819633][ T3189] PKRU: 55555554 [ 148.819734][ T3189] Call Trace: [ 148.819834][ T3189] [ 148.819903][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.820035][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.820173][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.820280][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.820421][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.820595][ T3189] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.820732][ T3189] register_netdev (net/core/dev.c:11552) [ 148.820864][ T3189] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 148.820997][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.821098][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.821200][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.821331][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.821470][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.821618][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.821751][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.821886][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.822019][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.822158][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.822298][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.822440][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.822585][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.822721][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.822852][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.822990][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.823122][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.823256][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.823394][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.823565][ T3189] RIP: 0033:0x7f4439228bcb [ 148.823710][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.824184][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.824388][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.824593][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.824789][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.824985][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.825181][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.829537][ T3189] ------------[ cut here ]------------ | [ 148.829680][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3189 | [ 148.829946][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.830393][ T3189] Tainted: [W]=WARN [ 148.830493][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.830668][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.830837][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.831301][ T3189] RSP: 0018:ffa000000175f918 EFLAGS: 00010286 [ 148.831470][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000a2ecac0 RCX: 1ff40000002ebee9 [ 148.831676][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2ecb7c [ 148.831874][ T3189] RBP: ff11000001dd4000 R08: 1fe220000145d971 R09: ff11000009390b80 [ 148.832070][ T3189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.832265][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000 [ 148.832468][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.832712][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.832877][ T3189] CR2: 00007f44392df493 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.833073][ T3189] PKRU: 55555554 [ 148.833171][ T3189] Call Trace: [ 148.833268][ T3189] [ 148.833336][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.833473][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.833618][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.833719][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.833852][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.834016][ T3189] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.834149][ T3189] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 148.834285][ T3189] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 148.834422][ T3189] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 148.834558][ T3189] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 148.834694][ T3189] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 148.834827][ T3189] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 148.834960][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.835061][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.835160][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.835292][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.835425][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.835567][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.835705][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.835839][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.835976][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.836106][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.836235][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.836381][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.836520][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.836659][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.836789][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.836922][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.837057][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.837187][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.837318][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.837484][ T3189] RIP: 0033:0x7f4439228bcb [ 148.837628][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.838093][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.838290][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.838488][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.838691][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.838885][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.839093][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.843402][ T3189] ------------[ cut here ]------------ | [ 148.843551][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3189 | [ 148.843814][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.844245][ T3189] Tainted: [W]=WARN [ 148.844343][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.844519][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.844693][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.845153][ T3189] RSP: 0018:ffa000000175f918 EFLAGS: 00010286 [ 148.845319][ T3189] RAX: 00000000ffffffa6 RBX: ff11000008f65000 RCX: 1ff40000002ebee9 [ 148.845524][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f650bc [ 148.845721][ T3189] RBP: ff1100000fd11000 R08: 1fe22000011eca19 R09: ff11000009390b80 [ 148.845917][ T3189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.846109][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd11000 [ 148.846306][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.846544][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.846712][ T3189] CR2: 00007f44392df493 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.846907][ T3189] PKRU: 55555554 [ 148.847005][ T3189] Call Trace: [ 148.847104][ T3189] [ 148.847174][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.847307][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.847445][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.847550][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.847688][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.847849][ T3189] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.847984][ T3189] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 148.848114][ T3189] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 148.848246][ T3189] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 148.848383][ T3189] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 148.848520][ T3189] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 148.848656][ T3189] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 148.848788][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.848887][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.848988][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.849118][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.849249][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.849387][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.849524][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.849660][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.849790][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.849920][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.850049][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.850180][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.850312][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.850451][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.850588][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.850719][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.850846][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.850975][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.851104][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.851263][ T3189] RIP: 0033:0x7f4439228bcb [ 148.851403][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.851877][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.852073][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.852362][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.852560][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.852778][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.853061][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.857872][ T3189] ------------[ cut here ]------------ | [ 148.858009][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3189 | [ 148.858931][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.859428][ T3189] Tainted: [W]=WARN [ 148.859592][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.859754][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.859922][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.860441][ T3189] RSP: 0018:ffa000000175f918 EFLAGS: 00010286 [ 148.860622][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000c17b000 RCX: 1ff40000002ebee9 [ 148.860844][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17b0bc [ 148.861038][ T3189] RBP: ff1100000ca91000 R08: 1fe220000182f619 R09: ff11000009390b80 [ 148.861231][ T3189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 148.861478][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca91000 [ 148.861683][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 148.861912][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.862074][ T3189] CR2: 00007f44392df493 CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.862268][ T3189] PKRU: 55555554 [ 148.862420][ T3189] Call Trace: [ 148.862523][ T3189] [ 148.862594][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.862722][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.862853][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.862952][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.863082][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.863244][ T3189] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.863430][ T3189] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 148.863567][ T3189] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 148.863702][ T3189] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 148.863840][ T3189] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 148.863978][ T3189] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 148.864113][ T3189] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 148.864245][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.864344][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.864496][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.864641][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.864772][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.864903][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.865034][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.865251][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.865436][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.865573][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.865707][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.865839][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.865969][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.866186][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.866316][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.866498][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.866639][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.866768][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.866908][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.867153][ T3189] RIP: 0033:0x7f4439228bcb [ 148.867290][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.867903][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.868098][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.868292][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.868543][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.868740][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.868933][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.874330][ T3189] ------------[ cut here ]------------ | [ 148.874477][ T3189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3189 | [ 148.874753][ T3189] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.875187][ T3189] Tainted: [W]=WARN [ 148.875287][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.875457][ T3189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.875642][ T3189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.876108][ T3189] RSP: 0018:ffa000000175fa70 EFLAGS: 00010286 [ 148.876273][ T3189] RAX: 00000000ffffffa6 RBX: ff1100000c17a900 RCX: 1ff40000002ebf14 [ 148.876477][ T3189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17a9bc [ 148.876683][ T3189] RBP: ff11000006271000 R08: 1fe220000182f539 R09: ff11000009390b80 [ 148.876877][ T3189] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.877092][ T3189] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006271000 [ 148.877292][ T3189] FS: 00007f4438f66840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.877527][ T3189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.877692][ T3189] CR2: 000055f6a15ced5c CR3: 00000000127a8005 CR4: 0000000000771ef0 [ 148.877888][ T3189] PKRU: 55555554 [ 148.877987][ T3189] Call Trace: [ 148.878084][ T3189] [ 148.878151][ T3189] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.878283][ T3189] ? notifier_call_chain (kernel/notifier.c:85) [ 148.878421][ T3189] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.878526][ T3189] register_netdevice (net/core/dev.c:11488) [ 148.878661][ T3189] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.878824][ T3189] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.878957][ T3189] register_netdev (net/core/dev.c:11552) [ 148.879088][ T3189] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 148.879227][ T3189] ops_init (net/core/net_namespace.c:137) [ 148.879331][ T3189] setup_net (net/core/net_namespace.c:446) [ 148.879437][ T3189] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.879573][ T3189] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.879710][ T3189] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.879844][ T3189] copy_net_ns (net/core/net_namespace.c:579) [ 148.879976][ T3189] create_new_namespaces (kernel/nsproxy.c:132) [ 148.880111][ T3189] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.880242][ T3189] ksys_unshare (kernel/fork.c:3243) [ 148.880378][ T3189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.880516][ T3189] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.880651][ T3189] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.880783][ T3189] ? __ia32_sys_open (fs/open.c:1374) [ 148.880917][ T3189] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.881048][ T3189] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.881180][ T3189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.881312][ T3189] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.881448][ T3189] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.881591][ T3189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.881752][ T3189] RIP: 0033:0x7f4439228bcb [ 148.881887][ T3189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.882357][ T3189] RSP: 002b:00007ffe1b648a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 148.882557][ T3189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4439228bcb [ 148.882752][ T3189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.882949][ T3189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.883144][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1b64ac60 [ 148.883354][ T3189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe1b64c877 | [ 148.916983][ T3190] ------------[ cut here ]------------ | [ 148.917137][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3190 | [ 148.918050][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.918528][ T3190] Tainted: [W]=WARN [ 148.918631][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.918793][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.918964][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.919447][ T3190] RSP: 0018:ffa00000018ffa80 EFLAGS: 00010286 [ 148.919624][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000c002900 RCX: 1ff400000031ff16 [ 148.919825][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c0029bc [ 148.920017][ T3190] RBP: ff1100000a0c9000 R08: 1fe2200001800539 R09: ff11000012b40b80 [ 148.920212][ T3190] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.920412][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000 [ 148.920619][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.920848][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.921012][ T3190] CR2: 00007f1e54dfcc20 CR3: 00000000136d9001 CR4: 0000000000771ef0 [ 148.921210][ T3190] PKRU: 55555554 [ 148.921309][ T3190] Call Trace: [ 148.921420][ T3190] [ 148.921488][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.921629][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 148.921759][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.921858][ T3190] register_netdevice (net/core/dev.c:11488) [ 148.921990][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.922153][ T3190] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.922289][ T3190] register_netdev (net/core/dev.c:11552) [ 148.922424][ T3190] loopback_net_init (drivers/net/loopback.c:218) [ 148.922565][ T3190] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 148.922703][ T3190] ops_init (net/core/net_namespace.c:137) [ 148.922803][ T3190] setup_net (net/core/net_namespace.c:446) [ 148.922904][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.923033][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.923166][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.923299][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 148.923447][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 148.923593][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.923725][ T3190] ksys_unshare (kernel/fork.c:3243) [ 148.923856][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.923988][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.924120][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.924252][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 148.924391][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.924528][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.924660][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.924789][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.924924][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.925069][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.925233][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 148.925375][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.925849][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 148.926049][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 148.926243][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.926443][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.926647][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 148.926842][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 148.931053][ T3190] ------------[ cut here ]------------ | [ 148.931190][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3190 | [ 148.931456][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.931896][ T3190] Tainted: [W]=WARN [ 148.931995][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.932160][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.932329][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.932811][ T3190] RSP: 0018:ffa00000018ff918 EFLAGS: 00010286 [ 148.932976][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000b25f380 RCX: 1ff400000031fee9 [ 148.933177][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b25f43c [ 148.933378][ T3190] RBP: ff110000056c4000 R08: 1fe220000164be89 R09: ff11000012b40b80 [ 148.933580][ T3190] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.933780][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000056c4000 [ 148.933979][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.934209][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.934379][ T3190] CR2: 00007f1e54dfcc20 CR3: 00000000136d9001 CR4: 0000000000771ef0 [ 148.934586][ T3190] PKRU: 55555554 [ 148.934685][ T3190] Call Trace: [ 148.934782][ T3190] [ 148.934851][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.934983][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 148.935116][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.935217][ T3190] register_netdevice (net/core/dev.c:11488) [ 148.935355][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.935524][ T3190] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.935660][ T3190] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 148.935792][ T3190] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 148.935923][ T3190] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 148.936057][ T3190] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 148.936189][ T3190] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 148.936324][ T3190] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 148.936464][ T3190] ops_init (net/core/net_namespace.c:137) [ 148.936571][ T3190] setup_net (net/core/net_namespace.c:446) [ 148.936676][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.936807][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.936938][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.937072][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 148.937205][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 148.937339][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.937479][ T3190] ksys_unshare (kernel/fork.c:3243) [ 148.937621][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.937753][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.937884][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.938016][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 148.938148][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.938277][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.938411][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.938547][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.938685][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.938816][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.938986][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 148.939121][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.939598][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 148.939794][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 148.939986][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.940180][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.940379][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 148.940582][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 148.944432][ T3190] ------------[ cut here ]------------ | [ 148.944572][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3190 | [ 148.944838][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.945272][ T3190] Tainted: [W]=WARN [ 148.945691][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.945859][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.946031][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.946515][ T3190] RSP: 0018:ffa00000018ff8f8 EFLAGS: 00010286 [ 148.946689][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000b25e3c0 RCX: 1ff400000031fee5 [ 148.946888][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b25e47c [ 148.947086][ T3190] RBP: ff1100000a164000 R08: 1fe220000164bc91 R09: ff11000012b40b80 [ 148.947284][ T3190] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.947486][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a164000 [ 148.947695][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.947926][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.948092][ T3190] CR2: 00007f1e54dfcc20 CR3: 00000000136d9001 CR4: 0000000000771ef0 [ 148.948291][ T3190] PKRU: 55555554 [ 148.948394][ T3190] Call Trace: [ 148.948495][ T3190] [ 148.948571][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.948707][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 148.948846][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.948953][ T3190] register_netdevice (net/core/dev.c:11488) [ 148.949092][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.949257][ T3190] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 148.949398][ T3190] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 148.949537][ T3190] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 148.949675][ T3190] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 148.949808][ T3190] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 148.949940][ T3190] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 148.950074][ T3190] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 148.950207][ T3190] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 148.950343][ T3190] vti_init_net (net/ipv4/ip_vti.c:517) [ 148.950483][ T3190] ops_init (net/core/net_namespace.c:137) [ 148.950594][ T3190] setup_net (net/core/net_namespace.c:446) [ 148.950693][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.950826][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.950958][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.951093][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 148.951227][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 148.951368][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.951500][ T3190] ksys_unshare (kernel/fork.c:3243) [ 148.951642][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.951774][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.951907][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.952038][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 148.952173][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.952306][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.952455][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.952596][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.952728][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.952861][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.953035][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 148.953172][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.953752][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 148.953951][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 148.954148][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.954441][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.954646][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 148.954932][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 148.968535][ T3190] ------------[ cut here ]------------ | [ 148.968682][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3190 | [ 148.968939][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.969381][ T3190] Tainted: [W]=WARN [ 148.969481][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.969656][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.969824][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.970292][ T3190] RSP: 0018:ffa00000018ffa78 EFLAGS: 00010286 [ 148.970462][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000c003540 RCX: 1ff400000031ff15 [ 148.970669][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c0035fc [ 148.970870][ T3190] RBP: ff1100000b7bc000 R08: 1fe22000018006c1 R09: ff11000012b40b80 [ 148.971065][ T3190] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.971262][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7bc000 [ 148.971467][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.971706][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.971876][ T3190] CR2: 00007f1e54dfcc20 CR3: 00000000136d9001 CR4: 0000000000771ef0 [ 148.972070][ T3190] PKRU: 55555554 [ 148.972168][ T3190] Call Trace: [ 148.972265][ T3190] [ 148.972333][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.972472][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 148.972613][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.972713][ T3190] register_netdevice (net/core/dev.c:11488) [ 148.972845][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.973006][ T3190] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.973140][ T3190] register_netdev (net/core/dev.c:11552) [ 148.973272][ T3190] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 148.973411][ T3190] ops_init (net/core/net_namespace.c:137) [ 148.973518][ T3190] setup_net (net/core/net_namespace.c:446) [ 148.973624][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.973755][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.973886][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.974019][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 148.974151][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 148.974283][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.974422][ T3190] ksys_unshare (kernel/fork.c:3243) [ 148.974557][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.974690][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.974821][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.974953][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 148.975086][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.975217][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.975352][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.975481][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.975621][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.975753][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.975915][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 148.976051][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.976535][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 148.976736][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 148.976933][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.977127][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.977325][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 148.977530][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 148.981673][ T3190] ------------[ cut here ]------------ | [ 148.981810][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3190 | [ 148.982067][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.982512][ T3190] Tainted: [W]=WARN [ 148.982615][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.982779][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.982948][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.983418][ T3190] RSP: 0018:ffa00000018ffa68 EFLAGS: 00010286 [ 148.983591][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000c1d2580 RCX: 1ff400000031ff13 [ 148.983788][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d263c [ 148.983981][ T3190] RBP: ff1100000e809000 R08: 1fe220000183a4c9 R09: ff11000012b40b80 [ 148.984174][ T3190] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.984373][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e809000 [ 148.984578][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.984810][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.984973][ T3190] CR2: 00007f1e54dfcc20 CR3: 00000000136d9001 CR4: 0000000000771ef0 [ 148.985169][ T3190] PKRU: 55555554 [ 148.985265][ T3190] Call Trace: [ 148.985369][ T3190] [ 148.985442][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.985584][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 148.985716][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.985816][ T3190] register_netdevice (net/core/dev.c:11488) [ 148.985948][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.986114][ T3190] register_netdev (net/core/dev.c:11552) [ 148.986244][ T3190] sit_init_net (net/ipv6/sit.c:1860) [ 148.986382][ T3190] ops_init (net/core/net_namespace.c:137) [ 148.986484][ T3190] setup_net (net/core/net_namespace.c:446) [ 148.986595][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 148.986725][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 148.986856][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 148.986988][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 148.987120][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 148.987254][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 148.987393][ T3190] ksys_unshare (kernel/fork.c:3243) [ 148.987529][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 148.987663][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 148.987794][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 148.987926][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 148.988059][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 148.988190][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 148.988323][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 148.988457][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 148.988596][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 148.988727][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.988891][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 148.989027][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 148.989499][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 148.989708][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 148.989905][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 148.990099][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 148.990304][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 148.990511][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 148.995215][ T3190] ------------[ cut here ]------------ | [ 148.995366][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3190 | [ 148.995635][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 148.996079][ T3190] Tainted: [W]=WARN [ 148.996177][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.996341][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 148.996526][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 148.997016][ T3190] RSP: 0018:ffa00000018ffa78 EFLAGS: 00010286 [ 148.997184][ T3190] RAX: 00000000ffffffa6 RBX: ff11000012b24ac0 RCX: 1ff400000031ff15 [ 148.997393][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b24b7c [ 148.997610][ T3190] RBP: ff11000004e94000 R08: 1fe2200002564971 R09: ff11000012b40b80 [ 148.997812][ T3190] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 148.998019][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004e94000 [ 148.998222][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 148.998477][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.998664][ T3190] CR2: 00007f1e54dfcc20 CR3: 00000000136d9001 CR4: 0000000000771ef0 [ 148.998869][ T3190] PKRU: 55555554 [ 148.998969][ T3190] Call Trace: [ 148.999072][ T3190] [ 148.999143][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 148.999277][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 148.999416][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 148.999525][ T3190] register_netdevice (net/core/dev.c:11488) [ 148.999662][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 148.999830][ T3190] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 148.999968][ T3190] register_netdev (net/core/dev.c:11552) [ 149.000100][ T3190] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 149.000234][ T3190] ops_init (net/core/net_namespace.c:137) [ 149.000343][ T3190] setup_net (net/core/net_namespace.c:446) [ 149.000453][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 149.000597][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 149.000740][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 149.000879][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 149.001015][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 149.001153][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 149.001289][ T3190] ksys_unshare (kernel/fork.c:3243) [ 149.001429][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.001568][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 149.001712][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 149.001848][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 149.001987][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 149.002121][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 149.002257][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.002394][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.002534][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.002674][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.002840][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 149.002980][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 149.003460][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 149.003675][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 149.003872][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 149.004071][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 149.004268][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 149.004476][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 149.009490][ T3190] ------------[ cut here ]------------ | [ 149.009642][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3190 | [ 149.009907][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.010338][ T3190] Tainted: [W]=WARN [ 149.010443][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.010617][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.010788][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.011255][ T3190] RSP: 0018:ffa00000018ff918 EFLAGS: 00010286 [ 149.011426][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000c1d3a80 RCX: 1ff400000031fee9 [ 149.011635][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d3b3c [ 149.011830][ T3190] RBP: ff110000100d1000 R08: 1fe220000183a769 R09: ff11000012b40b80 [ 149.012026][ T3190] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 149.012234][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100d1000 [ 149.012437][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 149.012681][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.012845][ T3190] CR2: 00007f1e54dfcc20 CR3: 00000000136d9001 CR4: 0000000000771ef0 [ 149.013043][ T3190] PKRU: 55555554 [ 149.013141][ T3190] Call Trace: [ 149.013240][ T3190] [ 149.013308][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.013505][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 149.013653][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.013753][ T3190] register_netdevice (net/core/dev.c:11488) [ 149.013886][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 149.014050][ T3190] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 149.014182][ T3190] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 149.014313][ T3190] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 149.014515][ T3190] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 149.014653][ T3190] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 149.014785][ T3190] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 149.014917][ T3190] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 149.015051][ T3190] ops_init (net/core/net_namespace.c:137) [ 149.015151][ T3190] setup_net (net/core/net_namespace.c:446) [ 149.015251][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 149.015442][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 149.015583][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 149.015718][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 149.015850][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 149.015984][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 149.016115][ T3190] ksys_unshare (kernel/fork.c:3243) [ 149.016246][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.016437][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 149.016577][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 149.016715][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 149.016848][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 149.016979][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 149.017109][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.017240][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.017427][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.017567][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.017735][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 149.017872][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 149.018339][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 149.018613][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 149.018807][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 149.019002][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 149.019195][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 149.019445][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 149.031754][ T3190] ------------[ cut here ]------------ | [ 149.031904][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3190 | [ 149.032170][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.032630][ T3190] Tainted: [W]=WARN [ 149.032733][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.032902][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.033074][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.033552][ T3190] RSP: 0018:ffa00000018ff918 EFLAGS: 00010286 [ 149.033721][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000c17a580 RCX: 1ff400000031fee9 [ 149.033923][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17a63c [ 149.034118][ T3190] RBP: ff1100001380c000 R08: 1fe220000182f4c9 R09: ff11000012b40b80 [ 149.034317][ T3190] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 149.034524][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001380c000 [ 149.034725][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 149.034958][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.035122][ T3190] CR2: 000055f6a147d130 CR3: 00000000136d9005 CR4: 0000000000771ef0 [ 149.035320][ T3190] PKRU: 55555554 [ 149.035424][ T3190] Call Trace: [ 149.035526][ T3190] [ 149.035597][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.035730][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 149.035863][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.035965][ T3190] register_netdevice (net/core/dev.c:11488) [ 149.036098][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 149.036263][ T3190] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 149.036407][ T3190] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 149.036549][ T3190] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 149.036685][ T3190] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 149.036818][ T3190] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 149.036952][ T3190] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 149.037086][ T3190] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 149.037220][ T3190] ops_init (net/core/net_namespace.c:137) [ 149.037321][ T3190] setup_net (net/core/net_namespace.c:446) [ 149.037425][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 149.037564][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 149.037705][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 149.037842][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 149.037975][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 149.038113][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 149.038247][ T3190] ksys_unshare (kernel/fork.c:3243) [ 149.038384][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.038533][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 149.038673][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 149.038807][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 149.038941][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 149.039073][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 149.039204][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.039337][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.039474][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.039619][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.039787][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 149.039927][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 149.040406][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 149.040616][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 149.040812][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 149.041009][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 149.041207][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 149.041412][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 149.045897][ T3190] ------------[ cut here ]------------ | [ 149.046036][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3190 | [ 149.046301][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.046771][ T3190] Tainted: [W]=WARN [ 149.046870][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.047036][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.047207][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.047699][ T3190] RSP: 0018:ffa00000018ff918 EFLAGS: 00010286 [ 149.047866][ T3190] RAX: 00000000ffffffa6 RBX: ff1100000c67e740 RCX: 1ff400000031fee9 [ 149.048066][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e7fc [ 149.048263][ T3190] RBP: ff110000135ac000 R08: 1fe22000018cfd01 R09: ff11000012b40b80 [ 149.048465][ T3190] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 149.048675][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000135ac000 [ 149.048876][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 149.049106][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.049276][ T3190] CR2: 000055f6a147d130 CR3: 00000000136d9005 CR4: 0000000000771ef0 [ 149.049481][ T3190] PKRU: 55555554 [ 149.049590][ T3190] Call Trace: [ 149.049690][ T3190] [ 149.049758][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.049892][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 149.050034][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.050135][ T3190] register_netdevice (net/core/dev.c:11488) [ 149.050268][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 149.050439][ T3190] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 149.050583][ T3190] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 149.050718][ T3190] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 149.050850][ T3190] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 149.050985][ T3190] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 149.051117][ T3190] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 149.051252][ T3190] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 149.051392][ T3190] ops_init (net/core/net_namespace.c:137) [ 149.051500][ T3190] setup_net (net/core/net_namespace.c:446) [ 149.051615][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 149.051747][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 149.051878][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 149.052012][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 149.052146][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 149.052282][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 149.052419][ T3190] ksys_unshare (kernel/fork.c:3243) [ 149.052557][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.052701][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 149.052832][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 149.052979][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 149.053112][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 149.053243][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 149.053379][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.053515][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.053652][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.053784][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.053947][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 149.054084][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 149.054572][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 149.054780][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 149.054976][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 149.055171][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 149.055374][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 149.055576][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 149.061340][ T3190] ------------[ cut here ]------------ | [ 149.061551][ T3190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3190 | [ 149.061826][ T3190] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.062269][ T3190] Tainted: [W]=WARN [ 149.062428][ T3190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.062608][ T3190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.062781][ T3190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.063262][ T3190] RSP: 0018:ffa00000018ffa70 EFLAGS: 00010286 [ 149.063488][ T3190] RAX: 00000000ffffffa6 RBX: ff110000057ba040 RCX: 1ff400000031ff14 [ 149.063695][ T3190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba0fc [ 149.063905][ T3190] RBP: ff11000012b39000 R08: 1fe2200000af7421 R09: ff11000012b40b80 [ 149.064106][ T3190] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 149.064305][ T3190] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b39000 [ 149.064571][ T3190] FS: 00007f1e54bfb840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 149.064813][ T3190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.064982][ T3190] CR2: 000055f6a147d130 CR3: 00000000136d9005 CR4: 0000000000771ef0 [ 149.065182][ T3190] PKRU: 55555554 [ 149.065281][ T3190] Call Trace: [ 149.065437][ T3190] [ 149.065513][ T3190] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.065652][ T3190] ? notifier_call_chain (kernel/notifier.c:85) [ 149.065786][ T3190] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.065889][ T3190] register_netdevice (net/core/dev.c:11488) [ 149.066024][ T3190] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 149.066192][ T3190] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 149.066328][ T3190] register_netdev (net/core/dev.c:11552) [ 149.066524][ T3190] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 149.066663][ T3190] ops_init (net/core/net_namespace.c:137) [ 149.066765][ T3190] setup_net (net/core/net_namespace.c:446) [ 149.066867][ T3190] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 149.066999][ T3190] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 149.067132][ T3190] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 149.067270][ T3190] copy_net_ns (net/core/net_namespace.c:579) [ 149.067463][ T3190] create_new_namespaces (kernel/nsproxy.c:132) [ 149.067613][ T3190] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 149.067746][ T3190] ksys_unshare (kernel/fork.c:3243) [ 149.067880][ T3190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.068014][ T3190] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 149.068147][ T3190] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 149.068281][ T3190] ? __ia32_sys_open (fs/open.c:1374) [ 149.068473][ T3190] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 149.068619][ T3190] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 149.068752][ T3190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.068886][ T3190] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.069019][ T3190] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.069151][ T3190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.069326][ T3190] RIP: 0033:0x7f1e54ebdbcb [ 149.069530][ T3190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 149.070012][ T3190] RSP: 002b:00007ffdaad746e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 149.070212][ T3190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1e54ebdbcb [ 149.070468][ T3190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 149.070679][ T3190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 149.070877][ T3190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdaad76910 [ 149.071074][ T3190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdaad78877 | [ 149.104474][ T3191] ------------[ cut here ]------------ | [ 149.104642][ T3191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3191 | [ 149.104912][ T3191] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.105553][ T3191] Tainted: [W]=WARN [ 149.105663][ T3191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.105832][ T3191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.106008][ T3191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.106503][ T3191] RSP: 0018:ffa000000175ee30 EFLAGS: 00010286 [ 149.106682][ T3191] RAX: 00000000ffffffa6 RBX: ff1100000bf9b1c0 RCX: 1ff40000002ebd8c [ 149.106888][ T3191] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b27c [ 149.107091][ T3191] RBP: ff11000013824000 R08: 1fe22000017f3651 R09: ff11000012b45180 [ 149.107295][ T3191] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 149.107501][ T3191] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c932a88 [ 149.107717][ T3191] FS: 00007f56a2592840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 149.107971][ T3191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.108145][ T3191] CR2: 000000000042ebe0 CR3: 0000000009a52006 CR4: 0000000000771ef0 [ 149.108358][ T3191] PKRU: 55555554 [ 149.108460][ T3191] Call Trace: [ 149.108567][ T3191] [ 149.108648][ T3191] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.108791][ T3191] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.108893][ T3191] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 149.109064][ T3191] __dev_notify_flags (net/core/dev.c:9787) [ 149.109225][ T3191] ? netif_change_name (net/core/dev.c:1495) [ 149.109364][ T3191] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.109520][ T3191] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.109691][ T3191] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.109842][ T3191] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 149.109980][ T3191] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.110118][ T3191] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 149.110277][ T3191] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 149.110696][ T3191] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.110833][ T3191] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 149.110983][ T3191] veth_newlink (drivers/net/veth.c:1871) [ 149.111119][ T3191] ? veth_poll_controller (drivers/net/veth.c:1470) [ 149.111254][ T3191] ? kasan_save_stack (mm/kasan/common.c:57) [ 149.111393][ T3191] ? kasan_save_track (mm/kasan/common.c:78) [ 149.111535][ T3191] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 149.111694][ T3191] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 149.111832][ T3191] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 149.111975][ T3191] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 149.112111][ T3191] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 149.112247][ T3191] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 149.112390][ T3191] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 149.112538][ T3191] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.112684][ T3191] ? __dev_get_by_name (net/core/dev.c:883) [ 149.112821][ T3191] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.112974][ T3191] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.113113][ T3191] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.113256][ T3191] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.113394][ T3191] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.113537][ T3191] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.113679][ T3191] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.113815][ T3191] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.113954][ T3191] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.114093][ T3191] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.114229][ T3191] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.114431][ T3191] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.114593][ T3191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.114727][ T3191] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.114863][ T3191] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.115001][ T3191] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.115158][ T3191] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.115294][ T3191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.115487][ T3191] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.115646][ T3191] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.115781][ T3191] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.115921][ T3191] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.116061][ T3191] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.116196][ T3191] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.116336][ T3191] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.116545][ T3191] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.116687][ T3191] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.116825][ T3191] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.116962][ T3191] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.117098][ T3191] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.117268][ T3191] ? move_addr_to_kernel (net/socket.c:258) [ 149.117415][ T3191] ___sys_sendmsg (net/socket.c:2752) [ 149.117554][ T3191] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.117702][ T3191] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 149.117874][ T3191] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 149.118011][ T3191] __sys_sendmsg (net/socket.c:2784) [ 149.118148][ T3191] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.118290][ T3191] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 149.118429][ T3191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.118573][ T3191] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.118730][ T3191] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.118880][ T3191] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.119021][ T3191] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.119189][ T3191] RIP: 0033:0x7f56a27cc08e [ 149.119333][ T3191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.119858][ T3191] RSP: 002b:00007ffd8b913d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.120065][ T3191] RAX: ffffffffffffffda RBX: 00007ffd8b914520 RCX: 00007f56a27cc08e [ 149.120270][ T3191] RDX: 0000000000000000 RSI: 00007ffd8b913e20 RDI: 0000000000000005 [ 149.120479][ T3191] RBP: 00007ffd8b913d80 R08: 0000000000000000 R09: 0000000000000000 [ 149.120692][ T3191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.120904][ T3191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8b9144e0 | [ 149.129855][ T3191] ------------[ cut here ]------------ | [ 149.129999][ T3191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3191 | [ 149.130272][ T3191] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.130736][ T3191] Tainted: [W]=WARN [ 149.130836][ T3191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.131003][ T3191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.131177][ T3191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.131676][ T3191] RSP: 0018:ffa000000175f1b0 EFLAGS: 00010286 [ 149.131844][ T3191] RAX: 00000000ffffffa6 RBX: ff1100000bf9b8c0 RCX: 1ff40000002ebdfc [ 149.132043][ T3191] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b97c [ 149.132244][ T3191] RBP: ff11000013821000 R08: 1fe22000017f3731 R09: ff11000012b45180 [ 149.132627][ T3191] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 149.132826][ T3191] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 149.133030][ T3191] FS: 00007f56a2592840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 149.133268][ T3191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.133441][ T3191] CR2: 000000000042ebe0 CR3: 0000000009a52006 CR4: 0000000000771ef0 [ 149.133652][ T3191] PKRU: 55555554 [ 149.133751][ T3191] Call Trace: [ 149.133851][ T3191] [ 149.133920][ T3191] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.134057][ T3191] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.134162][ T3191] __dev_notify_flags (net/core/dev.c:9787) [ 149.134299][ T3191] ? netif_change_name (net/core/dev.c:1495) [ 149.134440][ T3191] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 149.134582][ T3191] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 149.134720][ T3191] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 149.134857][ T3191] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 149.134995][ T3191] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.135132][ T3191] ? __dev_get_by_name (net/core/dev.c:883) [ 149.135266][ T3191] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.135411][ T3191] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.135558][ T3191] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.135697][ T3191] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.135830][ T3191] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.135967][ T3191] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.136100][ T3191] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.136234][ T3191] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.136377][ T3191] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.136517][ T3191] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.136657][ T3191] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.136792][ T3191] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.136927][ T3191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.137060][ T3191] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.137197][ T3191] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.137332][ T3191] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.137471][ T3191] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.137613][ T3191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.137747][ T3191] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.137887][ T3191] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.138019][ T3191] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.138155][ T3191] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.138291][ T3191] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.138428][ T3191] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.138569][ T3191] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.138709][ T3191] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.138861][ T3191] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.138998][ T3191] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.139132][ T3191] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.139267][ T3191] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.139441][ T3191] ? move_addr_to_kernel (net/socket.c:258) [ 149.139590][ T3191] ___sys_sendmsg (net/socket.c:2752) [ 149.139725][ T3191] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.139864][ T3191] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 149.140037][ T3191] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 149.140173][ T3191] __sys_sendmsg (net/socket.c:2784) [ 149.140307][ T3191] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.140452][ T3191] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 149.140594][ T3191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.140729][ T3191] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.140863][ T3191] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.140995][ T3191] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.141128][ T3191] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.141303][ T3191] RIP: 0033:0x7f56a27cc08e [ 149.141447][ T3191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.141933][ T3191] RSP: 002b:00007ffd8b913d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.142134][ T3191] RAX: ffffffffffffffda RBX: 00007ffd8b914520 RCX: 00007f56a27cc08e [ 149.142335][ T3191] RDX: 0000000000000000 RSI: 00007ffd8b913e20 RDI: 0000000000000005 [ 149.142546][ T3191] RBP: 00007ffd8b913d80 R08: 0000000000000000 R09: 0000000000000000 [ 149.142750][ T3191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.142950][ T3191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8b9144e0 | [ 149.182767][ T3192] ------------[ cut here ]------------ | [ 149.182920][ T3192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3192 | [ 149.183180][ T3192] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.183647][ T3192] Tainted: [W]=WARN [ 149.183747][ T3192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.183911][ T3192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.184081][ T3192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.184566][ T3192] RSP: 0018:ffa000000187f020 EFLAGS: 00010286 [ 149.184744][ T3192] RAX: 00000000ffffffa6 RBX: ff1100000d7e3700 RCX: 1ff400000030fdca [ 149.184939][ T3192] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e37bc [ 149.185132][ T3192] RBP: ff11000013821000 R08: 1fe2200001afc6f9 R09: ff11000012b42e58 [ 149.185327][ T3192] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 149.185604][ T3192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 149.185801][ T3192] FS: 00007f024a05b840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 149.186030][ T3192] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.186202][ T3192] CR2: 000000001928c988 CR3: 00000000127a8002 CR4: 0000000000771ef0 [ 149.186405][ T3192] PKRU: 55555554 [ 149.186502][ T3192] Call Trace: [ 149.186611][ T3192] [ 149.186679][ T3192] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.186814][ T3192] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.186915][ T3192] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 149.187052][ T3192] __dev_notify_flags (net/core/dev.c:9787) [ 149.187189][ T3192] ? netif_change_name (net/core/dev.c:1495) [ 149.187321][ T3192] ? __dev_change_flags (net/core/dev.c:9752) [ 149.187456][ T3192] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 149.187595][ T3192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.187726][ T3192] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 149.187859][ T3192] netif_change_flags (net/core/dev.c:9820) [ 149.187990][ T3192] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.188122][ T3192] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 149.188256][ T3192] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 149.188392][ T3192] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.188561][ T3192] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.188696][ T3192] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.188830][ T3192] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 149.188961][ T3192] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.189093][ T3192] ? __kernel_text_address (kernel/extable.c:79) [ 149.189226][ T3192] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.189363][ T3192] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.189495][ T3192] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.189638][ T3192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.189769][ T3192] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 149.189900][ T3192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.190030][ T3192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.190162][ T3192] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 149.190296][ T3192] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 149.190433][ T3192] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 149.190570][ T3192] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.190708][ T3192] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 149.190843][ T3192] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 149.190979][ T3192] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.191113][ T3192] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.191248][ T3192] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.191384][ T3192] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.191519][ T3192] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.191654][ T3192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.191786][ T3192] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.191917][ T3192] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.192054][ T3192] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.192188][ T3192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.192321][ T3192] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.192457][ T3192] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.192596][ T3192] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.192726][ T3192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.192857][ T3192] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.192990][ T3192] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.193120][ T3192] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.193251][ T3192] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.193388][ T3192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.193524][ T3192] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.193665][ T3192] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.193797][ T3192] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.193932][ T3192] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.194072][ T3192] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.194204][ T3192] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.194338][ T3192] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.194475][ T3192] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.194620][ T3192] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.194756][ T3192] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.194891][ T3192] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.195027][ T3192] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.195190][ T3192] ? move_addr_to_kernel (net/socket.c:258) [ 149.195323][ T3192] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.195459][ T3192] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.195601][ T3192] ___sys_sendmsg (net/socket.c:2752) [ 149.195732][ T3192] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.195896][ T3192] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.196038][ T3192] __sys_sendmsg (net/socket.c:2784) [ 149.196171][ T3192] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.196305][ T3192] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 149.196476][ T3192] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 149.196625][ T3192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.196761][ T3192] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.196892][ T3192] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.197022][ T3192] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.197153][ T3192] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.197840][ T3192] RIP: 0033:0x7f024a29508e [ 149.197981][ T3192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.198451][ T3192] RSP: 002b:00007fff1480aa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.198658][ T3192] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f024a29508e [ 149.198867][ T3192] RDX: 0000000000000000 RSI: 00007fff1480ab00 RDI: 0000000000000005 [ 149.199062][ T3192] RBP: 00007fff1480aa60 R08: 0000000000000000 R09: 0000000000000000 [ 149.199256][ T3192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.199457][ T3192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1480b1d0 | [ 149.224678][ T3193] ------------[ cut here ]------------ | [ 149.224837][ T3193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3193 | [ 149.225106][ T3193] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.225881][ T3193] Tainted: [W]=WARN [ 149.225989][ T3193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.226166][ T3193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.226340][ T3193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.226842][ T3193] RSP: 0018:ffa000000195f020 EFLAGS: 00010286 [ 149.227012][ T3193] RAX: 00000000ffffffa6 RBX: ff1100000c1d31c0 RCX: 1ff400000032bdca [ 149.227215][ T3193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d327c [ 149.227425][ T3193] RBP: ff11000013824000 R08: 1fe220000183a651 R09: ff1100000eb98b58 [ 149.227629][ T3193] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 149.227827][ T3193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 149.228025][ T3193] FS: 00007f087dedd840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 149.228266][ T3193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.228448][ T3193] CR2: 00000000138df988 CR3: 0000000013861003 CR4: 0000000000771ef0 [ 149.228666][ T3193] PKRU: 55555554 [ 149.228766][ T3193] Call Trace: [ 149.228873][ T3193] [ 149.228942][ T3193] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.229084][ T3193] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.229211][ T3193] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 149.229354][ T3193] __dev_notify_flags (net/core/dev.c:9787) [ 149.229502][ T3193] ? netif_change_name (net/core/dev.c:1495) [ 149.229652][ T3193] ? __dev_change_flags (net/core/dev.c:9752) [ 149.229793][ T3193] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 149.229933][ T3193] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.230069][ T3193] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 149.230207][ T3193] netif_change_flags (net/core/dev.c:9820) [ 149.230341][ T3193] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.230480][ T3193] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 149.230645][ T3193] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 149.230778][ T3193] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.230948][ T3193] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.231088][ T3193] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.231221][ T3193] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 149.231366][ T3193] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.231504][ T3193] ? __kernel_text_address (kernel/extable.c:79) [ 149.231655][ T3193] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.231793][ T3193] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.231942][ T3193] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.232075][ T3193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.232213][ T3193] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 149.232355][ T3193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.232496][ T3193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.232641][ T3193] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 149.232804][ T3193] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 149.232947][ T3193] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 149.233107][ T3193] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.233277][ T3193] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 149.233424][ T3193] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 149.233577][ T3193] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.233720][ T3193] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.233859][ T3193] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.234011][ T3193] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.234183][ T3193] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.234319][ T3193] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.234461][ T3193] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.234625][ T3193] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.234779][ T3193] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.234924][ T3193] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.235060][ T3193] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.235208][ T3193] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.235414][ T3193] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.235552][ T3193] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.235690][ T3193] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.235830][ T3193] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.235964][ T3193] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.236104][ T3193] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.236243][ T3193] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.236386][ T3193] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.236526][ T3193] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.236663][ T3193] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.236805][ T3193] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.236945][ T3193] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.237080][ T3193] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.237215][ T3193] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.237357][ T3193] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.237511][ T3193] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.237652][ T3193] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.237786][ T3193] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.237989][ T3193] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.238155][ T3193] ? move_addr_to_kernel (net/socket.c:258) [ 149.238291][ T3193] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.238469][ T3193] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.238617][ T3193] ___sys_sendmsg (net/socket.c:2752) [ 149.238754][ T3193] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.238922][ T3193] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.239069][ T3193] __sys_sendmsg (net/socket.c:2784) [ 149.239205][ T3193] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.239338][ T3193] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 149.239518][ T3193] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 149.239672][ T3193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.239808][ T3193] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.239943][ T3193] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.240076][ T3193] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.240211][ T3193] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.240385][ T3193] RIP: 0033:0x7f087e11708e [ 149.240550][ T3193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.241043][ T3193] RSP: 002b:00007ffd4b72ff50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.241244][ T3193] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f087e11708e [ 149.241449][ T3193] RDX: 0000000000000000 RSI: 00007ffd4b730000 RDI: 0000000000000005 [ 149.241672][ T3193] RBP: 00007ffd4b72ff60 R08: 0000000000000000 R09: 0000000000000000 [ 149.241880][ T3193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.242101][ T3193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4b7306d0 | [ 149.244282][ T46] ------------[ cut here ]------------ | [ 149.244422][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46 | [ 149.244672][ T46] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.245114][ T46] Tainted: [W]=WARN [ 149.245233][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.245979][ T46] Workqueue: events_unbound linkwatch_event [ 149.246139][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.246309][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.246803][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 149.246959][ T46] RAX: 00000000ffffffa6 RBX: ff1100000c1d2900 RCX: 1ff4000000065f02 [ 149.247143][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d29bc [ 149.247327][ T46] RBP: ff11000013821000 R08: 1fe220000183a539 R09: ff110000024a0ba8 [ 149.247520][ T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 149.247731][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 149.247916][ T46] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 149.248143][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.248299][ T46] CR2: 00000000138df988 CR3: 0000000013861003 CR4: 0000000000771ef0 [ 149.248490][ T46] PKRU: 55555554 [ 149.248607][ T46] Call Trace: [ 149.248697][ T46] [ 149.248761][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.248884][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 149.249006][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.249102][ T46] netif_state_change (net/core/dev.c:1605) [ 149.249227][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.249389][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 149.249534][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 149.250213][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.250360][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 149.250484][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 149.250624][ T46] process_one_work (kernel/workqueue.c:3314) [ 149.250768][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 149.250905][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.251033][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 149.251248][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 149.251387][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 149.251516][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 149.251651][ T46] kthread (kernel/kthread.c:436) [ 149.251747][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 149.251975][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 149.252099][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 149.252234][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 149.252469][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 149.252608][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 149.252743][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 149.318325][ T3195] ------------[ cut here ]------------ | [ 149.319034][ T3195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3195 | [ 149.319342][ T3195] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.319912][ T3195] Tainted: [W]=WARN [ 149.320060][ T3195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.320270][ T3195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.320501][ T3195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.321054][ T3195] RSP: 0018:ffa000000197f150 EFLAGS: 00010286 [ 149.321269][ T3195] RAX: 00000000ffffffa6 RBX: ff1100000b676900 RCX: 1ff400000032fdf0 [ 149.321546][ T3195] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6769bc [ 149.321805][ T3195] RBP: ff11000013824000 R08: 1fe22000016ced39 R09: ff110000134aae58 [ 149.322048][ T3195] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 149.322293][ T3195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc77840 [ 149.322562][ T3195] FS: 00007fcd3999f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 149.323041][ T3195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.323262][ T3195] CR2: 00000000004ebb28 CR3: 0000000013867002 CR4: 0000000000771ef0 [ 149.324533][ T3195] PKRU: 55555554 [ 149.324696][ T3195] Call Trace: [ 149.324843][ T3195] [ 149.324960][ T3195] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.325141][ T3195] ? notifier_call_chain (kernel/notifier.c:85) [ 149.325322][ T3195] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.325486][ T3195] netif_state_change (net/core/dev.c:1605) [ 149.325692][ T3195] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.325905][ T3195] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 149.326119][ T3195] linkwatch_sync_dev (net/core/link_watch.c:295) [ 149.326300][ T3195] rtnl_getlink (net/core/rtnetlink.c:4273) [ 149.326496][ T3195] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.326694][ T3195] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.326876][ T3195] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 149.327230][ T3195] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.327421][ T3195] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.327613][ T3195] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.327818][ T3195] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.327998][ T3195] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.328180][ T3195] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.328373][ T3195] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.328851][ T3195] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.329042][ T3195] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.329226][ T3195] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 149.329422][ T3195] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.329614][ T3195] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.329794][ T3195] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.329972][ T3195] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.330167][ T3195] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.330360][ T3195] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.330548][ T3195] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.330737][ T3195] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.330920][ T3195] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.331132][ T3195] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.331312][ T3195] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.331516][ T3195] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.331713][ T3195] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.331893][ T3195] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.332073][ T3195] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.332256][ T3195] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.332452][ T3195] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.332651][ T3195] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.332829][ T3195] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.333010][ T3195] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.333220][ T3195] ? move_addr_to_kernel (net/socket.c:258) [ 149.333415][ T3195] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.333609][ T3195] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.333822][ T3195] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.334001][ T3195] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.334214][ T3195] ___sys_sendmsg (net/socket.c:2752) [ 149.334410][ T3195] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.334602][ T3195] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.334792][ T3195] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 149.334969][ T3195] ? do_getsockname (net/socket.c:2192) [ 149.335151][ T3195] __sys_sendmsg (net/socket.c:2784) [ 149.335382][ T3195] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.335576][ T3195] ? __sys_getsockname (net/socket.c:2210) [ 149.335774][ T3195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.335961][ T3195] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.336145][ T3195] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.336340][ T3195] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.336543][ T3195] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.336768][ T3195] RIP: 0033:0x7fcd39bd908e [ 149.336958][ T3195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.337483][ T3195] RSP: 002b:00007ffd2ea8b830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.337747][ T3195] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcd39bd908e [ 149.337993][ T3195] RDX: 0000000000000000 RSI: 00007ffd2ea8b8e0 RDI: 0000000000000006 [ 149.338255][ T3195] RBP: 00007ffd2ea8b840 R08: 0000000000000000 R09: 0000000000000000 [ 149.338526][ T3195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.338785][ T3195] R13: 00007ffd2ea8b990 R14: 000000000000000d R15: 00007ffd2ea8d87a | [ 149.433400][ T3198] ------------[ cut here ]------------ | [ 149.433575][ T3198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3198 | [ 149.433850][ T3198] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.434297][ T3198] Tainted: [W]=WARN [ 149.434405][ T3198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.434576][ T3198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.434755][ T3198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.435231][ T3198] RSP: 0018:ffa000000199f1b0 EFLAGS: 00010286 [ 149.435415][ T3198] RAX: 00000000ffffffa6 RBX: ff1100000c9b6740 RCX: 1ff4000000333dfc [ 149.435622][ T3198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b67fc [ 149.435827][ T3198] RBP: ff11000008499000 R08: 1fe2200001936d01 R09: ff11000009395180 [ 149.436033][ T3198] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 149.436234][ T3198] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 149.436439][ T3198] FS: 00007fa3e1608840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 149.436680][ T3198] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.436847][ T3198] CR2: 00000000004a2060 CR3: 0000000013867002 CR4: 0000000000771ef0 [ 149.437052][ T3198] PKRU: 55555554 [ 149.437154][ T3198] Call Trace: [ 149.437253][ T3198] [ 149.437323][ T3198] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.437468][ T3198] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.437577][ T3198] __dev_notify_flags (net/core/dev.c:9787) [ 149.437715][ T3198] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 149.437851][ T3198] ? netif_change_name (net/core/dev.c:1495) [ 149.437988][ T3198] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 149.438124][ T3198] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 149.438260][ T3198] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.438400][ T3198] ? __dev_get_by_name (net/core/dev.c:883) [ 149.438539][ T3198] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.438684][ T3198] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.438821][ T3198] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.438956][ T3198] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.439088][ T3198] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.439221][ T3198] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.439360][ T3198] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.439498][ T3198] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.439651][ T3198] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.439785][ T3198] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.439921][ T3198] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.440054][ T3198] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.440188][ T3198] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.440322][ T3198] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.440462][ T3198] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.440604][ T3198] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.440738][ T3198] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.440886][ T3198] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.441020][ T3198] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.441157][ T3198] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.441290][ T3198] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.441430][ T3198] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.441571][ T3198] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.441709][ T3198] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.441842][ T3198] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.441977][ T3198] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.442113][ T3198] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.442249][ T3198] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.442406][ T3198] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.442544][ T3198] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.442682][ T3198] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.442848][ T3198] ? move_addr_to_kernel (net/socket.c:258) [ 149.442983][ T3198] ? kasan_save_stack (mm/kasan/common.c:58) [ 149.443117][ T3198] ? kasan_save_stack (mm/kasan/common.c:57) [ 149.443249][ T3198] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 149.443390][ T3198] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.443561][ T3198] ___sys_sendmsg (net/socket.c:2752) [ 149.443699][ T3198] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.443844][ T3198] __sys_sendmsg (net/socket.c:2784) [ 149.443977][ T3198] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.444111][ T3198] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 149.444249][ T3198] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 149.444389][ T3198] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.444534][ T3198] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.444673][ T3198] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.444806][ T3198] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.444946][ T3198] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.445113][ T3198] RIP: 0033:0x7fa3e184208e [ 149.445253][ T3198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.445739][ T3198] RSP: 002b:00007ffd192305f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.445939][ T3198] RAX: ffffffffffffffda RBX: 00007ffd19230da0 RCX: 00007fa3e184208e [ 149.446138][ T3198] RDX: 0000000000000000 RSI: 00007ffd192306a0 RDI: 0000000000000005 [ 149.446338][ T3198] RBP: 00007ffd19230600 R08: 0000000000000000 R09: 0000000000000000 [ 149.446546][ T3198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.446749][ T3198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd19230d70 | [ 149.482805][ T3199] ------------[ cut here ]------------ | [ 149.483004][ T3199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3199 | [ 149.483321][ T3199] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.484770][ T3199] Tainted: [W]=WARN [ 149.484942][ T3199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.485159][ T3199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.485399][ T3199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.485952][ T3199] RSP: 0018:ffa000000199f1b0 EFLAGS: 00010286 [ 149.486171][ T3199] RAX: 00000000ffffffa6 RBX: ff1100000d6bfa80 RCX: 1ff4000000333dfc [ 149.486437][ T3199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfb3c [ 149.486706][ T3199] RBP: ff11000012bec000 R08: 1fe2200001ad7f69 R09: ff11000009850b80 [ 149.486954][ T3199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 149.487202][ T3199] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 149.487465][ T3199] FS: 00007fbd452ad840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 149.487767][ T3199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.487985][ T3199] CR2: 00000000004a2060 CR3: 0000000012964003 CR4: 0000000000771ef0 [ 149.488234][ T3199] PKRU: 55555554 [ 149.488396][ T3199] Call Trace: [ 149.488554][ T3199] [ 149.488682][ T3199] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.488871][ T3199] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.489025][ T3199] __dev_notify_flags (net/core/dev.c:9787) [ 149.489209][ T3199] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 149.489413][ T3199] ? netif_change_name (net/core/dev.c:1495) [ 149.489618][ T3199] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 149.489807][ T3199] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 149.489994][ T3199] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.490180][ T3199] ? __dev_get_by_name (net/core/dev.c:883) [ 149.490377][ T3199] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.490577][ T3199] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.490777][ T3199] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.490963][ T3199] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.491147][ T3199] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.491332][ T3199] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.491537][ T3199] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.491733][ T3199] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.491926][ T3199] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.492112][ T3199] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.492298][ T3199] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.492498][ T3199] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.492702][ T3199] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.492887][ T3199] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.493074][ T3199] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.493258][ T3199] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.493460][ T3199] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.493665][ T3199] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.493849][ T3199] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.494039][ T3199] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.494222][ T3199] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.494423][ T3199] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.494625][ T3199] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.494812][ T3199] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.495002][ T3199] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.495188][ T3199] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.495388][ T3199] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.495587][ T3199] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.495784][ T3199] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.495970][ T3199] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.496154][ T3199] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.496384][ T3199] ? move_addr_to_kernel (net/socket.c:258) [ 149.496586][ T3199] ? kasan_save_stack (mm/kasan/common.c:58) [ 149.496777][ T3199] ? kasan_save_stack (mm/kasan/common.c:57) [ 149.496964][ T3199] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 149.497148][ T3199] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.497382][ T3199] ___sys_sendmsg (net/socket.c:2752) [ 149.497579][ T3199] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.497787][ T3199] __sys_sendmsg (net/socket.c:2784) [ 149.497976][ T3199] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.498159][ T3199] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 149.498364][ T3199] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 149.498554][ T3199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.498751][ T3199] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.498940][ T3199] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.499123][ T3199] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.499308][ T3199] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.499543][ T3199] RIP: 0033:0x7fbd454e708e [ 149.499744][ T3199] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.500268][ T3199] RSP: 002b:00007ffefde537a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.500538][ T3199] RAX: ffffffffffffffda RBX: 00007ffefde53f50 RCX: 00007fbd454e708e [ 149.500799][ T3199] RDX: 0000000000000000 RSI: 00007ffefde53850 RDI: 0000000000000005 [ 149.501048][ T3199] RBP: 00007ffefde537b0 R08: 0000000000000000 R09: 0000000000000000 [ 149.501297][ T3199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.501565][ T3199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefde53f20 | [ 149.533169][ T3200] ------------[ cut here ]------------ | [ 149.533849][ T3200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3200 | [ 149.534156][ T3200] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.534721][ T3200] Tainted: [W]=WARN [ 149.534870][ T3200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.535084][ T3200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.535302][ T3200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.535852][ T3200] RSP: 0018:ffa000000199f020 EFLAGS: 00010286 [ 149.536067][ T3200] RAX: 00000000ffffffa6 RBX: ff1100000996e900 RCX: 1ff4000000333dca [ 149.536310][ T3200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996e9bc [ 149.536572][ T3200] RBP: ff11000008499000 R08: 1fe220000132dd39 R09: ff11000009655158 [ 149.536825][ T3200] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 149.537066][ T3200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 149.537313][ T3200] FS: 00007fad39510840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 149.537608][ T3200] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.537822][ T3200] CR2: 00007fad397e01a0 CR3: 0000000012964005 CR4: 0000000000771ef0 [ 149.538067][ T3200] PKRU: 55555554 [ 149.538214][ T3200] Call Trace: [ 149.538375][ T3200] [ 149.538493][ T3200] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.538700][ T3200] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.538850][ T3200] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 149.539029][ T3200] __dev_notify_flags (net/core/dev.c:9787) [ 149.539210][ T3200] ? netif_change_name (net/core/dev.c:1495) [ 149.539403][ T3200] ? __dev_change_flags (net/core/dev.c:9752) [ 149.539591][ T3200] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 149.539776][ T3200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.539958][ T3200] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 149.540143][ T3200] netif_change_flags (net/core/dev.c:9820) [ 149.540326][ T3200] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.540530][ T3200] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 149.540730][ T3200] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 149.540912][ T3200] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.541124][ T3200] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.541305][ T3200] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.541500][ T3200] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 149.541700][ T3200] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.541880][ T3200] ? __kernel_text_address (kernel/extable.c:79) [ 149.542060][ T3200] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.542243][ T3200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.542433][ T3200] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.542728][ T3200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.542908][ T3200] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 149.543088][ T3200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.543269][ T3200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.543463][ T3200] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 149.543664][ T3200] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 149.543846][ T3200] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 149.544029][ T3200] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.544212][ T3200] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 149.544409][ T3200] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 149.544607][ T3200] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.544793][ T3200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.544971][ T3200] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.545152][ T3200] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.545332][ T3200] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.545532][ T3200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.545728][ T3200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.545910][ T3200] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.546090][ T3200] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.546273][ T3200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.546469][ T3200] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.546667][ T3200] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.546850][ T3200] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.547035][ T3200] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.547216][ T3200] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.547436][ T3200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.547630][ T3200] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.547816][ T3200] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.547998][ T3200] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.548179][ T3200] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.548379][ T3200] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.548569][ T3200] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.548763][ T3200] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.548948][ T3200] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.549130][ T3200] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.549314][ T3200] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.549519][ T3200] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.549711][ T3200] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.549897][ T3200] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.550078][ T3200] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.550259][ T3200] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.550485][ T3200] ? move_addr_to_kernel (net/socket.c:258) [ 149.550686][ T3200] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.550874][ T3200] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.551056][ T3200] ___sys_sendmsg (net/socket.c:2752) [ 149.551236][ T3200] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.551463][ T3200] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.551677][ T3200] __sys_sendmsg (net/socket.c:2784) [ 149.551862][ T3200] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.552041][ T3200] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 149.552258][ T3200] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 149.552455][ T3200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.552660][ T3200] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.552843][ T3200] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.553024][ T3200] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.553206][ T3200] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.553433][ T3200] RIP: 0033:0x7fad3974a08e [ 149.553630][ T3200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.554142][ T3200] RSP: 002b:00007ffec49ff140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.554401][ T3200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fad3974a08e [ 149.554661][ T3200] RDX: 0000000000000000 RSI: 00007ffec49ff1f0 RDI: 0000000000000005 [ 149.554905][ T3200] RBP: 00007ffec49ff150 R08: 0000000000000000 R09: 0000000000000000 [ 149.555148][ T3200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.555401][ T3200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec49ff8c0 | [ 149.589600][ T3201] ------------[ cut here ]------------ | [ 149.589796][ T3201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3201 | [ 149.590110][ T3201] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.591365][ T3201] Tainted: [W]=WARN [ 149.591520][ T3201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.591747][ T3201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.591971][ T3201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.592495][ T3201] RSP: 0018:ffa00000019af020 EFLAGS: 00010286 [ 149.592731][ T3201] RAX: 00000000ffffffa6 RBX: ff1100000e0f0040 RCX: 1ff4000000335dca [ 149.592975][ T3201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f00fc [ 149.593221][ T3201] RBP: ff11000012bec000 R08: 1fe2200001c1e021 R09: ff11000009652e58 [ 149.593481][ T3201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 149.593745][ T3201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 149.593994][ T3201] FS: 00007efe01e65840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 149.594274][ T3201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.594500][ T3201] CR2: 0000000000b0e988 CR3: 0000000012964002 CR4: 0000000000771ef0 [ 149.594766][ T3201] PKRU: 55555554 [ 149.594913][ T3201] Call Trace: [ 149.595061][ T3201] [ 149.595179][ T3201] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.595377][ T3201] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.595535][ T3201] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 149.595735][ T3201] __dev_notify_flags (net/core/dev.c:9787) [ 149.595921][ T3201] ? netif_change_name (net/core/dev.c:1495) [ 149.596104][ T3201] ? __dev_change_flags (net/core/dev.c:9752) [ 149.596285][ T3201] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 149.596480][ T3201] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.596682][ T3201] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 149.596867][ T3201] netif_change_flags (net/core/dev.c:9820) [ 149.597052][ T3201] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.597235][ T3201] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 149.597434][ T3201] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 149.597628][ T3201] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.597844][ T3201] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.598026][ T3201] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.598208][ T3201] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 149.598402][ T3201] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.598598][ T3201] ? __kernel_text_address (kernel/extable.c:79) [ 149.598787][ T3201] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.598973][ T3201] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.599154][ T3201] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.599336][ T3201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.599539][ T3201] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 149.599731][ T3201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.599912][ T3201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.600097][ T3201] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 149.600280][ T3201] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 149.600474][ T3201] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 149.600675][ T3201] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.600859][ T3201] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 149.601046][ T3201] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 149.601231][ T3201] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.601431][ T3201] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.601626][ T3201] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.601810][ T3201] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.601993][ T3201] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.602174][ T3201] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.602380][ T3201] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.602572][ T3201] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.602765][ T3201] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.602949][ T3201] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.603133][ T3201] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.603315][ T3201] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.603519][ T3201] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.603712][ T3201] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.603893][ T3201] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.604077][ T3201] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.604256][ T3201] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.604453][ T3201] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.604654][ T3201] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.604837][ T3201] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.605023][ T3201] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.605202][ T3201] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.605398][ T3201] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.605593][ T3201] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.605782][ T3201] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.605967][ T3201] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.606151][ T3201] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.606333][ T3201] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.606538][ T3201] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.606733][ T3201] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.606918][ T3201] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.607130][ T3201] ? move_addr_to_kernel (net/socket.c:258) [ 149.607313][ T3201] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.607515][ T3201] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.607710][ T3201] ___sys_sendmsg (net/socket.c:2752) [ 149.607892][ T3201] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.608106][ T3201] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.608301][ T3201] __sys_sendmsg (net/socket.c:2784) [ 149.608497][ T3201] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.608695][ T3201] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 149.608912][ T3201] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 149.609093][ T3201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.609277][ T3201] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.609469][ T3201] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.609664][ T3201] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.609848][ T3201] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.610062][ T3201] RIP: 0033:0x7efe0209f08e [ 149.610251][ T3201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.610800][ T3201] RSP: 002b:00007fffd4598b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.611058][ T3201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efe0209f08e [ 149.611305][ T3201] RDX: 0000000000000000 RSI: 00007fffd4598bc0 RDI: 0000000000000005 [ 149.611576][ T3201] RBP: 00007fffd4598b20 R08: 0000000000000000 R09: 0000000000000000 [ 149.611836][ T3201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.612083][ T3201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd4599290 | [ 149.692564][ T3204] ------------[ cut here ]------------ | [ 149.692739][ T3204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3204 | [ 149.693016][ T3204] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.693487][ T3204] Tainted: [W]=WARN [ 149.693603][ T3204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.693774][ T3204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.693954][ T3204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.694446][ T3204] RSP: 0018:ffa00000019cf090 EFLAGS: 00010286 [ 149.694627][ T3204] RAX: 00000000ffffffa6 RBX: ff1100000ff5a3c0 RCX: 1ff4000000339dd8 [ 149.694831][ T3204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a47c [ 149.695039][ T3204] RBP: ff11000008499000 R08: 1fe2200001feb491 R09: ff11000013725180 [ 149.695240][ T3204] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 149.695448][ T3204] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 149.695661][ T3204] FS: 00007fba90f4f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 149.695899][ T3204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.696072][ T3204] CR2: 00007fba91148460 CR3: 0000000013867001 CR4: 0000000000771ef0 [ 149.696279][ T3204] PKRU: 55555554 [ 149.696390][ T3204] Call Trace: [ 149.696492][ T3204] [ 149.696567][ T3204] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.696711][ T3204] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 149.696848][ T3204] notifier_call_chain (kernel/notifier.c:85) [ 149.696986][ T3204] __netdev_upper_dev_link (net/core/dev.c:8931) [ 149.697123][ T3204] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 149.697262][ T3204] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 149.697407][ T3204] netdev_upper_dev_link (net/core/dev.c:8972) [ 149.697549][ T3204] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 149.697693][ T3204] register_vlan_dev (net/8021q/vlan.c:183) [ 149.697832][ T3204] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 149.697970][ T3204] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 149.698108][ T3204] ? nla_strscpy (lib/nlattr.c:795) [ 149.698248][ T3204] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 149.698392][ T3204] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.698532][ T3204] ? __dev_get_by_name (net/core/dev.c:883) [ 149.698674][ T3204] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.698816][ T3204] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.698958][ T3204] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.699095][ T3204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.699234][ T3204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.699377][ T3204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.699519][ T3204] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.699659][ T3204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.699799][ T3204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.699939][ T3204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.700318][ T3204] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.700462][ T3204] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.700611][ T3204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.700748][ T3204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.700888][ T3204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.701024][ T3204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.701162][ T3204] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.701299][ T3204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.701443][ T3204] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.701595][ T3204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.701732][ T3204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.701870][ T3204] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.702010][ T3204] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.702147][ T3204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.702286][ T3204] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.702430][ T3204] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.702573][ T3204] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.702716][ T3204] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.702854][ T3204] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.702991][ T3204] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.703161][ T3204] ? move_addr_to_kernel (net/socket.c:258) [ 149.703302][ T3204] ___sys_sendmsg (net/socket.c:2752) [ 149.703443][ T3204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.703591][ T3204] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.703737][ T3204] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 149.703877][ T3204] __sys_sendmsg (net/socket.c:2784) [ 149.704014][ T3204] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.704156][ T3204] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.704293][ T3204] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.704439][ T3204] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.704583][ T3204] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.704720][ T3204] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.704858][ T3204] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.705028][ T3204] RIP: 0033:0x7fba9118908e [ 149.705170][ T3204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.705685][ T3204] RSP: 002b:00007fff125b3000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.705892][ T3204] RAX: ffffffffffffffda RBX: 00007fff125b37c0 RCX: 00007fba9118908e [ 149.706096][ T3204] RDX: 0000000000000000 RSI: 00007fff125b30b0 RDI: 0000000000000005 [ 149.706298][ T3204] RBP: 00007fff125b3010 R08: 0000000000000000 R09: 0000000000000000 [ 149.706516][ T3204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.706724][ T3204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff125b3780 | [ 149.708376][ T3204] ------------[ cut here ]------------ | [ 149.708512][ T3204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3204 | [ 149.708777][ T3204] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.709218][ T3204] Tainted: [W]=WARN [ 149.709319][ T3204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.710086][ T3204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.710259][ T3204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.710749][ T3204] RSP: 0018:ffa00000019cf1b0 EFLAGS: 00010286 [ 149.710917][ T3204] RAX: 00000000ffffffa6 RBX: ff1100000ff5b000 RCX: 1ff4000000339dfc [ 149.711114][ T3204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b0bc [ 149.711311][ T3204] RBP: ff1100000ecb4000 R08: 1fe2200001feb619 R09: ff11000013725180 [ 149.711522][ T3204] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 149.711724][ T3204] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 149.711925][ T3204] FS: 00007fba90f4f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 149.712195][ T3204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.712365][ T3204] CR2: 00007fba91148460 CR3: 0000000013867001 CR4: 0000000000771ef0 [ 149.712574][ T3204] PKRU: 55555554 [ 149.712678][ T3204] Call Trace: [ 149.712777][ T3204] [ 149.712846][ T3204] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.712981][ T3204] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.713116][ T3204] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.713217][ T3204] __dev_notify_flags (net/core/dev.c:9787) [ 149.713355][ T3204] ? netdev_update_features (net/core/dev.c:11098) [ 149.713490][ T3204] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 149.713668][ T3204] ? netif_change_name (net/core/dev.c:1495) [ 149.713801][ T3204] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.713935][ T3204] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 149.714071][ T3204] ? register_vlan_dev (net/8021q/vlan.c:196) [ 149.714207][ T3204] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 149.714342][ T3204] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 149.714487][ T3204] ? nla_strscpy (lib/nlattr.c:795) [ 149.714643][ T3204] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 149.714779][ T3204] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.714911][ T3204] ? __dev_get_by_name (net/core/dev.c:883) [ 149.715044][ T3204] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.715183][ T3204] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.715321][ T3204] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.715476][ T3204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.715620][ T3204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.715752][ T3204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.715886][ T3204] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.716018][ T3204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.716155][ T3204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.716289][ T3204] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.716426][ T3204] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.716567][ T3204] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.716707][ T3204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.716842][ T3204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.716978][ T3204] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.717111][ T3204] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.717247][ T3204] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.717386][ T3204] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.717526][ T3204] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.717668][ T3204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.717802][ T3204] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.717939][ T3204] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.718076][ T3204] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.718213][ T3204] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.718353][ T3204] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.718489][ T3204] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.718632][ T3204] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.718768][ T3204] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.718904][ T3204] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.719039][ T3204] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.719205][ T3204] ? move_addr_to_kernel (net/socket.c:258) [ 149.719342][ T3204] ___sys_sendmsg (net/socket.c:2752) [ 149.719479][ T3204] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.719623][ T3204] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.719766][ T3204] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 149.719907][ T3204] __sys_sendmsg (net/socket.c:2784) [ 149.720041][ T3204] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.720179][ T3204] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.720314][ T3204] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.720464][ T3204] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.720610][ T3204] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.720746][ T3204] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.720881][ T3204] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.721046][ T3204] RIP: 0033:0x7fba9118908e [ 149.721185][ T3204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.721680][ T3204] RSP: 002b:00007fff125b3000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.721882][ T3204] RAX: ffffffffffffffda RBX: 00007fff125b37c0 RCX: 00007fba9118908e [ 149.722080][ T3204] RDX: 0000000000000000 RSI: 00007fff125b30b0 RDI: 0000000000000005 [ 149.722281][ T3204] RBP: 00007fff125b3010 R08: 0000000000000000 R09: 0000000000000000 [ 149.722489][ T3204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.722696][ T3204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff125b3780 | [ 149.756439][ T3205] ------------[ cut here ]------------ | [ 149.756612][ T3205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3205 | [ 149.756888][ T3205] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.757360][ T3205] Tainted: [W]=WARN [ 149.757466][ T3205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.757654][ T3205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.757838][ T3205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.758335][ T3205] RSP: 0018:ffa00000019df090 EFLAGS: 00010286 [ 149.758524][ T3205] RAX: 00000000ffffffa6 RBX: ff11000008f64200 RCX: 1ff400000033bdd8 [ 149.758734][ T3205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f642bc [ 149.758944][ T3205] RBP: ff11000012bec000 R08: 1fe22000011ec859 R09: ff1100000fac8b80 [ 149.759152][ T3205] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 149.759362][ T3205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 149.759580][ T3205] FS: 00007fe0cec4b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 149.759824][ T3205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.760001][ T3205] CR2: 000000000042e5e0 CR3: 0000000010658002 CR4: 0000000000771ef0 [ 149.760208][ T3205] PKRU: 55555554 [ 149.760312][ T3205] Call Trace: [ 149.760422][ T3205] [ 149.760494][ T3205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.760645][ T3205] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 149.760783][ T3205] notifier_call_chain (kernel/notifier.c:85) [ 149.760927][ T3205] __netdev_upper_dev_link (net/core/dev.c:8931) [ 149.761067][ T3205] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 149.761210][ T3205] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 149.761356][ T3205] netdev_upper_dev_link (net/core/dev.c:8972) [ 149.761495][ T3205] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 149.761889][ T3205] register_vlan_dev (net/8021q/vlan.c:183) [ 149.762036][ T3205] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 149.762175][ T3205] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 149.762323][ T3205] ? nla_strscpy (lib/nlattr.c:795) [ 149.762467][ T3205] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 149.762635][ T3205] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.762777][ T3205] ? __dev_get_by_name (net/core/dev.c:883) [ 149.762916][ T3205] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.763064][ T3205] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.763208][ T3205] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.763356][ T3205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.763495][ T3205] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.763645][ T3205] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.763785][ T3205] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.763924][ T3205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.764067][ T3205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.764208][ T3205] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.764353][ T3205] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.764491][ T3205] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.764643][ T3205] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.764780][ T3205] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.764920][ T3205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.765057][ T3205] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.765196][ T3205] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.765334][ T3205] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.765479][ T3205] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.765632][ T3205] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.765769][ T3205] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.765909][ T3205] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.766049][ T3205] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.766187][ T3205] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.766326][ T3205] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.766474][ T3205] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.766626][ T3205] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.766765][ T3205] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.766904][ T3205] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.767042][ T3205] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.767232][ T3205] ? move_addr_to_kernel (net/socket.c:258) [ 149.767382][ T3205] ___sys_sendmsg (net/socket.c:2752) [ 149.767525][ T3205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.767668][ T3205] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.767817][ T3205] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 149.767958][ T3205] __sys_sendmsg (net/socket.c:2784) [ 149.768097][ T3205] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.768240][ T3205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.768385][ T3205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.768532][ T3205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.768678][ T3205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.768816][ T3205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.768953][ T3205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.769130][ T3205] RIP: 0033:0x7fe0cee8508e [ 149.769274][ T3205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.769788][ T3205] RSP: 002b:00007fff10f07e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.769998][ T3205] RAX: ffffffffffffffda RBX: 00007fff10f08620 RCX: 00007fe0cee8508e [ 149.770202][ T3205] RDX: 0000000000000000 RSI: 00007fff10f07f10 RDI: 0000000000000005 [ 149.770429][ T3205] RBP: 00007fff10f07e70 R08: 0000000000000000 R09: 0000000000000000 [ 149.770645][ T3205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.770849][ T3205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff10f085e0 | [ 149.772467][ T3205] ------------[ cut here ]------------ | [ 149.772609][ T3205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3205 | [ 149.772871][ T3205] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.773311][ T3205] Tainted: [W]=WARN [ 149.773419][ T3205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.773599][ T3205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.773774][ T3205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.774250][ T3205] RSP: 0018:ffa00000019df1b0 EFLAGS: 00010286 [ 149.774425][ T3205] RAX: 00000000ffffffa6 RBX: ff11000008f65e00 RCX: 1ff400000033bdfc [ 149.774639][ T3205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f65ebc [ 149.774839][ T3205] RBP: ff11000013431000 R08: 1fe22000011ecbd9 R09: ff1100000fac8b80 [ 149.775039][ T3205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 149.775237][ T3205] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 149.775449][ T3205] FS: 00007fe0cec4b840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 149.775693][ T3205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.775859][ T3205] CR2: 000000000042e5e0 CR3: 0000000010658002 CR4: 0000000000771ef0 [ 149.776062][ T3205] PKRU: 55555554 [ 149.776163][ T3205] Call Trace: [ 149.776263][ T3205] [ 149.776333][ T3205] ? register_vlan_dev (net/8021q/vlan.c:188) [ 149.776473][ T3205] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.776643][ T3205] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.776777][ T3205] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.776880][ T3205] __dev_notify_flags (net/core/dev.c:9787) [ 149.777014][ T3205] ? netdev_update_features (net/core/dev.c:11098) [ 149.777148][ T3205] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 149.777314][ T3205] ? netif_change_name (net/core/dev.c:1495) [ 149.777456][ T3205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 149.777599][ T3205] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 149.777735][ T3205] ? register_vlan_dev (net/8021q/vlan.c:196) [ 149.777870][ T3205] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 149.778004][ T3205] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 149.778137][ T3205] ? nla_strscpy (lib/nlattr.c:795) [ 149.778273][ T3205] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 149.778415][ T3205] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 149.778553][ T3205] ? __dev_get_by_name (net/core/dev.c:883) [ 149.778697][ T3205] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 149.778839][ T3205] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 149.778977][ T3205] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.779113][ T3205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.779246][ T3205] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.779387][ T3205] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.779528][ T3205] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.779665][ T3205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.779800][ T3205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.779937][ T3205] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.780072][ T3205] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.780206][ T3205] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.780340][ T3205] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.780486][ T3205] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.780632][ T3205] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.780766][ T3205] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.780902][ T3205] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.781035][ T3205] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.781170][ T3205] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.781309][ T3205] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.781452][ T3205] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.781597][ T3205] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.781732][ T3205] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.781873][ T3205] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.782013][ T3205] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.782149][ T3205] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.782289][ T3205] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.782434][ T3205] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.782576][ T3205] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.782714][ T3205] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.782881][ T3205] ? move_addr_to_kernel (net/socket.c:258) [ 149.783018][ T3205] ___sys_sendmsg (net/socket.c:2752) [ 149.783151][ T3205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.783284][ T3205] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.783438][ T3205] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 149.783588][ T3205] __sys_sendmsg (net/socket.c:2784) [ 149.783723][ T3205] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.783861][ T3205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.783997][ T3205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.784132][ T3205] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.784267][ T3205] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.784410][ T3205] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.784549][ T3205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.784721][ T3205] RIP: 0033:0x7fe0cee8508e [ 149.784860][ T3205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.785339][ T3205] RSP: 002b:00007fff10f07e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.785553][ T3205] RAX: ffffffffffffffda RBX: 00007fff10f08620 RCX: 00007fe0cee8508e [ 149.785758][ T3205] RDX: 0000000000000000 RSI: 00007fff10f07f10 RDI: 0000000000000005 [ 149.785957][ T3205] RBP: 00007fff10f07e70 R08: 0000000000000000 R09: 0000000000000000 [ 149.786155][ T3205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d047 [ 149.786387][ T3205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff10f085e0 | [ 149.817740][ T3206] ------------[ cut here ]------------ | [ 149.817937][ T3206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3206 | [ 149.818246][ T3206] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.818822][ T3206] Tainted: [W]=WARN [ 149.818972][ T3206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.819190][ T3206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.819423][ T3206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.819956][ T3206] RSP: 0018:ffa00000019df020 EFLAGS: 00010286 [ 149.820173][ T3206] RAX: 00000000ffffffa6 RBX: ff1100000ff5b700 RCX: 1ff400000033bdca [ 149.820497][ T3206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b7bc [ 149.820824][ T3206] RBP: ff1100000ecb4000 R08: 1fe2200001feb6f9 R09: ff1100000facae58 [ 149.821123][ T3206] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 149.821435][ T3206] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 149.821716][ T3206] FS: 00007f9ff111b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 149.822020][ T3206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.822234][ T3206] CR2: 00000000127a2988 CR3: 0000000012964001 CR4: 0000000000771ef0 [ 149.822492][ T3206] PKRU: 55555554 [ 149.822664][ T3206] Call Trace: [ 149.822813][ T3206] [ 149.822932][ T3206] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.823117][ T3206] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.823269][ T3206] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 149.823466][ T3206] __dev_notify_flags (net/core/dev.c:9787) [ 149.823667][ T3206] ? netif_change_name (net/core/dev.c:1495) [ 149.823848][ T3206] ? __dev_change_flags (net/core/dev.c:9752) [ 149.824033][ T3206] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 149.824214][ T3206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.824433][ T3206] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 149.824628][ T3206] netif_change_flags (net/core/dev.c:9820) [ 149.824812][ T3206] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.824994][ T3206] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 149.825176][ T3206] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 149.825402][ T3206] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.825625][ T3206] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.825806][ T3206] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.825989][ T3206] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 149.826169][ T3206] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.826365][ T3206] ? __kernel_text_address (kernel/extable.c:79) [ 149.826555][ T3206] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.826747][ T3206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.826929][ T3206] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.827110][ T3206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.827289][ T3206] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 149.827483][ T3206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.827682][ T3206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.827865][ T3206] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 149.828050][ T3206] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 149.828231][ T3206] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 149.828428][ T3206] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.828627][ T3206] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 149.828813][ T3206] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 149.828999][ T3206] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.829181][ T3206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.829373][ T3206] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.829568][ T3206] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.829762][ T3206] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.829944][ T3206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.830128][ T3206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.830308][ T3206] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.830502][ T3206] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.830704][ T3206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.830890][ T3206] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.831070][ T3206] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.831251][ T3206] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.831448][ T3206] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.831649][ T3206] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.831836][ T3206] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.832015][ T3206] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.832198][ T3206] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.832395][ T3206] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.832590][ T3206] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.832785][ T3206] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.832966][ T3206] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.833149][ T3206] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.833332][ T3206] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.833534][ T3206] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.833730][ T3206] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.833917][ T3206] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.834099][ T3206] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.834281][ T3206] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.834475][ T3206] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.834676][ T3206] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.834889][ T3206] ? move_addr_to_kernel (net/socket.c:258) [ 149.835072][ T3206] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.835259][ T3206] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.835459][ T3206] ___sys_sendmsg (net/socket.c:2752) [ 149.835659][ T3206] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.835871][ T3206] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.836064][ T3206] __sys_sendmsg (net/socket.c:2784) [ 149.836246][ T3206] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.836437][ T3206] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 149.836676][ T3206] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 149.836860][ T3206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.837043][ T3206] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.837224][ T3206] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.837420][ T3206] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.837614][ T3206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.837830][ T3206] RIP: 0033:0x7f9ff135508e [ 149.838019][ T3206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.838557][ T3206] RSP: 002b:00007ffe2d7ee830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.838808][ T3206] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ff135508e [ 149.839054][ T3206] RDX: 0000000000000000 RSI: 00007ffe2d7ee8e0 RDI: 0000000000000005 [ 149.839296][ T3206] RBP: 00007ffe2d7ee840 R08: 0000000000000000 R09: 0000000000000000 [ 149.839562][ T3206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d048 [ 149.839813][ T3206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2d7eefb0 | [ 149.883142][ T3207] ------------[ cut here ]------------ | [ 149.883295][ T3207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3207 | [ 149.883741][ T3207] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 149.884176][ T3207] Tainted: [W]=WARN [ 149.884288][ T3207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.884457][ T3207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 149.884640][ T3207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 149.885107][ T3207] RSP: 0018:ffa00000019df020 EFLAGS: 00010286 [ 149.885273][ T3207] RAX: 00000000ffffffa6 RBX: ff1100000ca6aac0 RCX: 1ff400000033bdca [ 149.885476][ T3207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ab7c [ 149.885686][ T3207] RBP: ff11000013431000 R08: 1fe220000194d571 R09: ff1100000facd158 [ 149.885882][ T3207] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 149.886076][ T3207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 149.886274][ T3207] FS: 00007f396f13d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 149.886517][ T3207] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.886687][ T3207] CR2: 000000002eac5988 CR3: 0000000013867004 CR4: 0000000000771ef0 [ 149.886882][ T3207] PKRU: 55555554 [ 149.886979][ T3207] Call Trace: [ 149.887076][ T3207] [ 149.887148][ T3207] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 149.887282][ T3207] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 149.887390][ T3207] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 149.887528][ T3207] __dev_notify_flags (net/core/dev.c:9787) [ 149.887664][ T3207] ? netif_change_name (net/core/dev.c:1495) [ 149.887793][ T3207] ? __dev_change_flags (net/core/dev.c:9752) [ 149.887926][ T3207] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 149.888070][ T3207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.888203][ T3207] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 149.888336][ T3207] netif_change_flags (net/core/dev.c:9820) [ 149.888474][ T3207] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.888615][ T3207] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 149.888774][ T3207] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 149.888910][ T3207] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 149.889074][ T3207] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.889206][ T3207] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.889529][ T3207] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 149.889664][ T3207] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.889796][ T3207] ? __kernel_text_address (kernel/extable.c:79) [ 149.889926][ T3207] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.890060][ T3207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.890194][ T3207] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.890326][ T3207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.890460][ T3207] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 149.890599][ T3207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.890729][ T3207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.890861][ T3207] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 149.890995][ T3207] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 149.891126][ T3207] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 149.891257][ T3207] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 149.891394][ T3207] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 149.891534][ T3207] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 149.891674][ T3207] rtnl_newlink (net/core/rtnetlink.c:4150) [ 149.891808][ T3207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.891939][ T3207] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.892075][ T3207] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.892211][ T3207] ? mark_usage (kernel/locking/lockdep.c:4674) [ 149.892343][ T3207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.892484][ T3207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.892626][ T3207] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.892756][ T3207] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.892888][ T3207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 149.893022][ T3207] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 149.893157][ T3207] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 149.893293][ T3207] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.893430][ T3207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.893569][ T3207] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.893706][ T3207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 149.893852][ T3207] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 149.893998][ T3207] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 149.894127][ T3207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.894258][ T3207] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.894398][ T3207] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 149.894536][ T3207] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 149.894673][ T3207] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.894810][ T3207] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.894948][ T3207] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 149.895080][ T3207] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 149.895218][ T3207] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 149.895361][ T3207] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 149.895494][ T3207] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 149.895638][ T3207] ? copy_msghdr_from_user (net/socket.c:2635) [ 149.895770][ T3207] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 149.895935][ T3207] ? move_addr_to_kernel (net/socket.c:258) [ 149.896065][ T3207] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 149.896196][ T3207] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 149.896328][ T3207] ___sys_sendmsg (net/socket.c:2752) [ 149.896464][ T3207] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 149.896638][ T3207] ? copy_msghdr_from_user (net/socket.c:2603) [ 149.896782][ T3207] __sys_sendmsg (net/socket.c:2784) [ 149.896932][ T3207] ? __sys_sendmsg_sock (net/socket.c:2765) [ 149.897064][ T3207] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 149.897233][ T3207] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 149.897375][ T3207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 149.897516][ T3207] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 149.897658][ T3207] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 149.897789][ T3207] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 149.897925][ T3207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.898085][ T3207] RIP: 0033:0x7f396f37708e [ 149.898223][ T3207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 149.898713][ T3207] RSP: 002b:00007ffe3d54bd00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.898910][ T3207] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f396f37708e [ 149.899104][ T3207] RDX: 0000000000000000 RSI: 00007ffe3d54bdb0 RDI: 0000000000000005 [ 149.899297][ T3207] RBP: 00007ffe3d54bd10 R08: 0000000000000000 R09: 0000000000000000 [ 149.899570][ T3207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d048 [ 149.899784][ T3207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3d54c480 | [ 150.258859][ T12] ------------[ cut here ]------------ | [ 150.259024][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 150.259282][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.259774][ T12] Tainted: [W]=WARN [ 150.259877][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.260046][ T12] Workqueue: netns cleanup_net [ 150.260178][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.260344][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.260833][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 150.261003][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecc900 RCX: 1ff4000000018ec7 [ 150.261207][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc9bc [ 150.261533][ T12] RBP: ff11000008499000 R08: 1fe2200001dd9939 R09: ff11000001aed1d0 [ 150.261796][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 150.261988][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 150.262217][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.262541][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.262706][ T12] CR2: 00007f09256f17d0 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 150.262904][ T12] PKRU: 55555554 [ 150.263083][ T12] Call Trace: [ 150.263181][ T12] [ 150.263251][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.263467][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.263572][ T12] netif_close_many (net/core/dev.c:1804) [ 150.263707][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.263848][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 150.264012][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 150.264184][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.264330][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.264584][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.264742][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.264890][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.265017][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.265148][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.265290][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.265491][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.265627][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.265756][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.265891][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.266018][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.266145][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.266274][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.266411][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.266568][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.266750][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.266907][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.267071][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.267253][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.267454][ T12] kthread (kernel/kthread.c:436) [ 150.267564][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.267795][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.267961][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.268115][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.268332][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.268468][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.268625][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.270576][ T12] ------------[ cut here ]------------ | [ 150.270717][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 150.270973][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.272047][ T12] Tainted: [W]=WARN [ 150.272145][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.272315][ T12] Workqueue: netns cleanup_net [ 150.272469][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.272648][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.273108][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 150.273271][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecd380 RCX: 1ff4000000018e80 [ 150.273470][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd43c [ 150.273676][ T12] RBP: ff1100000ecb4000 R08: 1fe2200001dd9a89 R09: ff11000001aed1d0 [ 150.273867][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 150.274060][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 150.274252][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.274481][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.274654][ T12] CR2: 00007f09256f17d0 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 150.274849][ T12] PKRU: 55555554 [ 150.274946][ T12] Call Trace: [ 150.275041][ T12] [ 150.275108][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.275237][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.275337][ T12] netif_close_many (net/core/dev.c:1804) [ 150.275471][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.275612][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.275745][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 150.275881][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 150.276013][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 150.276140][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 150.276272][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 150.276409][ T12] notifier_call_chain (kernel/notifier.c:85) [ 150.276546][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 150.276680][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.276809][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 150.276970][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 150.277131][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.277261][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.277424][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.277560][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.277691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.277820][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.277950][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.278078][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.278207][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.278338][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.278471][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.278612][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.278739][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.278868][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.278998][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.279124][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.279255][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.279393][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.279527][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.279665][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.279797][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.279927][ T12] kthread (kernel/kthread.c:436) [ 150.280024][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.280184][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.280315][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.280450][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.280626][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.280761][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.280931][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.283468][ T12] ------------[ cut here ]------------ | [ 150.284085][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 150.284339][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.285361][ T12] Tainted: [W]=WARN [ 150.285451][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.285616][ T12] Workqueue: netns cleanup_net [ 150.285740][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.285896][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.286315][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.286518][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e040 RCX: 1ff4000000018eed [ 150.286702][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e0fc [ 150.286885][ T12] RBP: ff11000006271000 R08: 1fe2200001f65c21 R09: ff11000001aed1d0 [ 150.287061][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.287237][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.287461][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.287680][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.287833][ T12] CR2: 00007f09256f17d0 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 150.288011][ T12] PKRU: 55555554 [ 150.288098][ T12] Call Trace: [ 150.288186][ T12] [ 150.288249][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.288448][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.288606][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.288726][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.288873][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.288992][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.289111][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.289230][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.289401][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.289526][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.289651][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.289770][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.289888][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.290008][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.290129][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.290255][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.290425][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.290602][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.290727][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.290850][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.290971][ T12] kthread (kernel/kthread.c:436) [ 150.291062][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.291210][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.291338][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.291515][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.291672][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.291792][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.291912][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.294490][ T12] ------------[ cut here ]------------ | [ 150.294643][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 150.294877][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.295303][ T12] Tainted: [W]=WARN [ 150.295403][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.295563][ T12] Workqueue: netns cleanup_net [ 150.295692][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.295850][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.296272][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.296428][ T12] RAX: 00000000ffffffa6 RBX: ff110000057bbe00 RCX: 1ff4000000018eed [ 150.296618][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bbebc [ 150.296793][ T12] RBP: ff1100000ca91000 R08: 1fe2200000af77d9 R09: ff11000001aed1d0 [ 150.296969][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.297144][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.297329][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.297556][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.297709][ T12] CR2: 00007f09255b4574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 150.297886][ T12] PKRU: 55555554 [ 150.297978][ T12] Call Trace: [ 150.298071][ T12] [ 150.298133][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.298284][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.298440][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.298569][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.298737][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.298854][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.298972][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.299090][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.299209][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.299327][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.299455][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.299584][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.299709][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.299828][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.299945][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.300066][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.300189][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.300309][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.300438][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.300565][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.300688][ T12] kthread (kernel/kthread.c:436) [ 150.300778][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.300927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.301048][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.301168][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.301316][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.301442][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.301567][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.304366][ T12] ------------[ cut here ]------------ | [ 150.304485][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 150.304736][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.305169][ T12] Tainted: [W]=WARN [ 150.305258][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.305413][ T12] Workqueue: netns cleanup_net [ 150.305543][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.305706][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.306135][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.306288][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415700 RCX: 1ff4000000018eed [ 150.306479][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4157bc [ 150.306662][ T12] RBP: ff1100000fd11000 R08: 1fe2200001882af9 R09: ff11000001aed1d0 [ 150.306840][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.307018][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.307198][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.307415][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.307570][ T12] CR2: 00007f09255b4574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 150.307754][ T12] PKRU: 55555554 [ 150.307843][ T12] Call Trace: [ 150.307931][ T12] [ 150.307994][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.308146][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.308291][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.308415][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.308541][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.308670][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.308789][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.308911][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.309033][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.309150][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.309272][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.309398][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.309538][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.309664][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.309787][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.309910][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.310034][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.310153][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.310276][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.310405][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.310529][ T12] kthread (kernel/kthread.c:436) [ 150.310625][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.310772][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.310891][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.311009][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.311157][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.311275][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.311401][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.314549][ T12] ------------[ cut here ]------------ | [ 150.314676][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 150.314915][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.315333][ T12] Tainted: [W]=WARN [ 150.315428][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.315590][ T12] Workqueue: netns cleanup_net [ 150.315711][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.315866][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.316294][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.316448][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c414200 RCX: 1ff4000000018eed [ 150.316638][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4142bc [ 150.316814][ T12] RBP: ff11000001dd4000 R08: 1fe2200001882859 R09: ff11000001aed1d0 [ 150.316988][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.317164][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.317340][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.317558][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.317708][ T12] CR2: 00007f09255b4574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 150.317890][ T12] PKRU: 55555554 [ 150.317982][ T12] Call Trace: [ 150.318069][ T12] [ 150.318130][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.318281][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.318440][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.318565][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.318715][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.318832][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.318952][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.319070][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.319190][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.319308][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.319435][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.319562][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.319695][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.319822][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.319939][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.320059][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.320182][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.320302][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.320429][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.320563][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.320685][ T12] kthread (kernel/kthread.c:436) [ 150.320773][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.320920][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.321039][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.321160][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.321308][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.321431][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.321554][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.323788][ T12] ------------[ cut here ]------------ | [ 150.323905][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 150.324137][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.325033][ T12] Tainted: [W]=WARN [ 150.325124][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.325269][ T12] Workqueue: netns cleanup_net [ 150.325486][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.325650][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.326079][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.326227][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415000 RCX: 1ff4000000018eed [ 150.326499][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4150bc [ 150.326680][ T12] RBP: ff110000136b4000 R08: 1fe2200001882a19 R09: ff11000001aed1d0 [ 150.326853][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.327104][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.327376][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.327668][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.327816][ T12] CR2: 00007f09255b4574 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 150.327993][ T12] PKRU: 55555554 [ 150.328153][ T12] Call Trace: [ 150.328243][ T12] [ 150.328306][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.328676][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.328841][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.328960][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.329085][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.329280][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.329508][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.329638][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.329757][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.329879][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.330005][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.330123][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.330241][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.330484][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.330611][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.330730][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.330854][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.330970][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.331092][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.331218][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.331453][ T12] kthread (kernel/kthread.c:436) [ 150.331552][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.331705][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.331821][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.331939][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.332085][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.332275][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.332444][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.336286][ T12] ------------[ cut here ]------------ | [ 150.336416][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 150.336664][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.337108][ T12] Tainted: [W]=WARN [ 150.337198][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.337356][ T12] Workqueue: netns cleanup_net [ 150.337481][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.337643][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.338065][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.338212][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c4151c0 RCX: 1ff4000000018eed [ 150.338395][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41527c [ 150.338579][ T12] RBP: ff1100000fd6c000 R08: 1fe2200001882a51 R09: ff11000001aed1d0 [ 150.338758][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.338939][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.339120][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.339325][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.339478][ T12] CR2: 00007f09256f17d0 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 150.339665][ T12] PKRU: 55555554 [ 150.339753][ T12] Call Trace: [ 150.339842][ T12] [ 150.339906][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.340055][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.340202][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.340320][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.340443][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.340567][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.340691][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.340810][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.340932][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.341049][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.341169][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.341286][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.341408][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.341534][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.341652][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.341772][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.341894][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.342012][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.342134][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.342256][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.342380][ T12] kthread (kernel/kthread.c:436) [ 150.342469][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.342628][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.342748][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.342866][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.343013][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.343131][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.343248][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.345470][ T12] ------------[ cut here ]------------ | [ 150.345599][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 150.345831][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.346258][ T12] Tainted: [W]=WARN [ 150.346354][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.346508][ T12] Workqueue: netns cleanup_net [ 150.346637][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.346792][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.347213][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.347373][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228ac0 RCX: 1ff4000000018eed [ 150.347555][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228b7c [ 150.347735][ T12] RBP: ff1100001374c000 R08: 1fe2200001245171 R09: ff11000001aed1d0 [ 150.347910][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.348086][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.348265][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.348477][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.348640][ T12] CR2: 00007f09256f17d0 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 150.348818][ T12] PKRU: 55555554 [ 150.348905][ T12] Call Trace: [ 150.348993][ T12] [ 150.349055][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.349207][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.349359][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.349478][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.349607][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.349724][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.349840][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.349960][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.350079][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.350197][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.350317][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.350443][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.350568][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.350693][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.350810][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.350931][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.351053][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.351172][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.351296][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.351422][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.351548][ T12] kthread (kernel/kthread.c:436) [ 150.351642][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.351791][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.351909][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.352030][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.352178][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.352296][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.352418][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.354431][ T12] ------------[ cut here ]------------ | [ 150.354553][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 150.354788][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.355208][ T12] Tainted: [W]=WARN [ 150.355302][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.356324][ T12] Workqueue: netns cleanup_net [ 150.356498][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.356665][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.357088][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.357237][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228e40 RCX: 1ff4000000018eed [ 150.357464][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228efc [ 150.357649][ T12] RBP: ff11000007c19000 R08: 1fe22000012451e1 R09: ff11000001aed1d0 [ 150.357828][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.358002][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.358178][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.358446][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.358612][ T12] CR2: 00007f09256f17d0 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 150.358787][ T12] PKRU: 55555554 [ 150.358881][ T12] Call Trace: [ 150.358969][ T12] [ 150.359030][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.359180][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.359329][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.359494][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.359626][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.359743][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.359861][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.359982][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.360103][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.360223][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.360343][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.360516][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.360638][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.360758][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.360875][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.360994][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.361116][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.361237][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.361405][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.361537][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.361659][ T12] kthread (kernel/kthread.c:436) [ 150.361748][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.361895][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.362013][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.362131][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.362279][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.362446][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.362592][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.364800][ T12] ------------[ cut here ]------------ | [ 150.364966][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.365250][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.365807][ T12] Tainted: [W]=WARN [ 150.365947][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.366160][ T12] Workqueue: netns cleanup_net [ 150.366340][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.366603][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.367103][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.367306][ T12] RAX: 00000000ffffffa6 RBX: ff11000009228c80 RCX: 1ff4000000018eed [ 150.367556][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228d3c [ 150.367797][ T12] RBP: ff110000128e1000 R08: 1fe22000012451a9 R09: ff11000001aed1d0 [ 150.368021][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.368256][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.368499][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.368773][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.368971][ T12] CR2: 00007fc92287b668 CR3: 000000000a0c7001 CR4: 0000000000771ef0 [ 150.369201][ T12] PKRU: 55555554 [ 150.369339][ T12] Call Trace: [ 150.369490][ T12] [ 150.369644][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.369849][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.370077][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.370267][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.370453][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.370642][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.370814][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.370986][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.371166][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.371340][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.371535][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.371718][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.371889][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.372060][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.372231][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.372419][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.372608][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.372786][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.372973][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.373151][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.373321][ T12] kthread (kernel/kthread.c:436) [ 150.373475][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.373696][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.373868][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.374042][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.374246][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.374431][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.374615][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.378156][ T12] ------------[ cut here ]------------ | [ 150.378334][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.378664][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.379195][ T12] Tainted: [W]=WARN [ 150.379341][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.379566][ T12] Workqueue: netns cleanup_net [ 150.379757][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.379971][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.380584][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 150.380897][ T12] RAX: 00000000ffffffa6 RBX: ff110000028feac0 RCX: 1ff4000000018e99 [ 150.381258][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feb7c [ 150.381624][ T12] RBP: ff1100000ecb4000 R08: 1fe220000051fd71 R09: ff11000001aed1d0 [ 150.381952][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.382283][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.382656][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.383032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.383325][ T12] CR2: 00007fc92287b668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 150.383660][ T12] PKRU: 55555554 [ 150.383850][ T12] Call Trace: [ 150.384047][ T12] [ 150.384209][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.384485][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.384765][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 150.385004][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.385258][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 150.385563][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 150.385804][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 150.386043][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 150.386276][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 150.386532][ T12] notifier_call_chain (kernel/notifier.c:85) [ 150.386771][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 150.387030][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.387300][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.387551][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.387781][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.388019][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.388242][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.388494][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.388738][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.388986][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.389223][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.389463][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.389722][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.389956][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.390171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.390382][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.390584][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.390799][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.390989][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.391170][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.391365][ T12] kthread (kernel/kthread.c:436) [ 150.391517][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.391750][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.391967][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.392151][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.392369][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.392572][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.392769][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.404553][ T12] ------------[ cut here ]------------ | [ 150.404729][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.405020][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.405601][ T12] Tainted: [W]=WARN [ 150.405771][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.405970][ T12] Workqueue: netns cleanup_net [ 150.406145][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.406423][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.406960][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.407218][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff700 RCX: 1ff4000000018eed [ 150.407510][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff7bc [ 150.407798][ T12] RBP: ff11000008499000 R08: 1fe220000051fef9 R09: ff11000001aed1d0 [ 150.408069][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.408339][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.408633][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.408898][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.409099][ T12] CR2: 00007fc92287b668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 150.409329][ T12] PKRU: 55555554 [ 150.409481][ T12] Call Trace: [ 150.409639][ T12] [ 150.409751][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.409993][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.410202][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.410399][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.410583][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.410761][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.410936][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.411108][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.411292][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.411478][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.411680][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.411851][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.412022][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.412199][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.412382][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.412565][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.412748][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.412917][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.413090][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.413266][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.413447][ T12] kthread (kernel/kthread.c:436) [ 150.413599][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.413802][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.413978][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.414149][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.414363][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.414539][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.414721][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.434075][ T12] ------------[ cut here ]------------ | [ 150.434257][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.434722][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.435419][ T12] Tainted: [W]=WARN [ 150.435657][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.435937][ T12] Workqueue: netns cleanup_net [ 150.436208][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.436522][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.437100][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 150.437396][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fec80 RCX: 1ff4000000018eaf [ 150.437821][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fed3c [ 150.438158][ T12] RBP: ff11000013821000 R08: 1fe220000051fda9 R09: ff11000001aed1d0 [ 150.438512][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 150.438857][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013824000 [ 150.439194][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.439586][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.439871][ T12] CR2: 00007f703d5b7668 CR3: 000000001061d005 CR4: 0000000000771ef0 [ 150.440201][ T12] PKRU: 55555554 [ 150.440428][ T12] Call Trace: [ 150.440613][ T12] [ 150.440728][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.440907][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.441055][ T12] netif_close_many (net/core/dev.c:1804) [ 150.441234][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.441422][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.441625][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.441845][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.442026][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 150.442238][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 150.442461][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.442662][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.442867][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.443042][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.443218][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 150.443438][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 150.443637][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 150.443816][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 150.443993][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 150.444174][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 150.444367][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 150.444553][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.444736][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.444915][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.445091][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.445265][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.445459][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.445657][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.445835][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.446050][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.446230][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.446428][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.446622][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.446802][ T12] kthread (kernel/kthread.c:436) [ 150.446948][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.447187][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.447380][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.447572][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.447820][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.447998][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.448174][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.450984][ T12] ------------[ cut here ]------------ | [ 150.451159][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.451987][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.452680][ T12] Tainted: [W]=WARN [ 150.452889][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.453141][ T12] Workqueue: netns cleanup_net [ 150.453320][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.453557][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.454058][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 150.454266][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b380 RCX: 1ff4000000018eaf [ 150.454522][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b43c [ 150.454770][ T12] RBP: ff11000013824000 R08: 1fe220000194d689 R09: ff11000001aed1d0 [ 150.455004][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 150.455243][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 150.455522][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.455798][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.456004][ T12] CR2: 00007f703d5b7668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 150.456242][ T12] PKRU: 55555554 [ 150.456399][ T12] Call Trace: [ 150.456550][ T12] [ 150.456675][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.456852][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 150.457055][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.457203][ T12] netif_close_many (net/core/dev.c:1804) [ 150.457395][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.457578][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.457762][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.457941][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.458119][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 150.458327][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 150.458559][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.458743][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.458947][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.459122][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.459299][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 150.459529][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 150.459718][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 150.459899][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 150.460074][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 150.460258][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 150.460470][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 150.460667][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.460841][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.461023][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.461214][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.461432][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.461618][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.461826][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.462003][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.462186][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.462384][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.462582][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.462773][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.463032][ T12] kthread (kernel/kthread.c:436) [ 150.463177][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.463401][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.463591][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.463777][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.464223][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.464415][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.464859][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.468246][ T12] ------------[ cut here ]------------ | [ 150.468887][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.469220][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.469886][ T12] Tainted: [W]=WARN [ 150.470072][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.470327][ T12] Workqueue: netns cleanup_net [ 150.470750][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.471006][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.471557][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 150.471890][ T12] RAX: 00000000ffffffa6 RBX: ff110000137dfc40 RCX: 1ff4000000018ed5 [ 150.472242][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137dfcfc [ 150.472633][ T12] RBP: ff11000013821000 R08: 1fe22000026fbfa1 R09: ff11000001aed1d0 [ 150.472910][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.473188][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.473480][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.473804][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.474052][ T12] CR2: 00007f703d5b7668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 150.474433][ T12] PKRU: 55555554 [ 150.474640][ T12] Call Trace: [ 150.474840][ T12] [ 150.475015][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.475266][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.475554][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.475809][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.476051][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 150.476334][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 150.476574][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 150.476813][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 150.477045][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 150.477263][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 150.477517][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.477754][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.477989][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.478233][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.478473][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.478747][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.478977][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.479230][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.479475][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.480912][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.481199][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.481492][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.481785][ T12] kthread (kernel/kthread.c:436) [ 150.482026][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.482324][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.482624][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.482932][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.483133][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.483307][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.483492][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.487812][ T12] ------------[ cut here ]------------ | [ 150.487986][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.488288][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.489403][ T12] Tainted: [W]=WARN [ 150.489610][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.489862][ T12] Workqueue: netns cleanup_net [ 150.490087][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.490404][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.490944][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 150.491194][ T12] RAX: 00000000ffffffa6 RBX: ff110000137dec80 RCX: 1ff4000000018ed5 [ 150.491485][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137ded3c [ 150.491780][ T12] RBP: ff11000013824000 R08: 1fe22000026fbda9 R09: ff11000001aed1d0 [ 150.492053][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.492328][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.492639][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.492946][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.493194][ T12] CR2: 00007f703d5b7668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 150.493486][ T12] PKRU: 55555554 [ 150.493690][ T12] Call Trace: [ 150.493876][ T12] [ 150.494035][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.494285][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.494552][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.494775][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.494995][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 150.495284][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 150.495527][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 150.495756][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 150.495976][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 150.496195][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 150.496430][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.496709][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.496884][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.497058][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.497227][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.497418][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.497606][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.497786][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.497967][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.498139][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.498320][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.498532][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.498717][ T12] kthread (kernel/kthread.c:436) [ 150.498896][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.499097][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.499275][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.499493][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.499714][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.499887][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.500059][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.502855][ T12] ------------[ cut here ]------------ | [ 150.503060][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.503949][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.504698][ T12] Tainted: [W]=WARN [ 150.505000][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.505215][ T12] Workqueue: netns cleanup_net [ 150.505400][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.505616][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.506102][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 150.506305][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32200 RCX: 1ff4000000018ed5 [ 150.506566][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce322bc [ 150.506801][ T12] RBP: ff1100000612c000 R08: 1fe22000019c6459 R09: ff11000001aed1d0 [ 150.507028][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.507258][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.507513][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.507781][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.507981][ T12] CR2: 00007f703d5b7668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 150.508221][ T12] PKRU: 55555554 [ 150.508372][ T12] Call Trace: [ 150.508549][ T12] [ 150.508670][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.508874][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.509071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.509240][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.509424][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 150.509646][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 150.509819][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 150.509992][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 150.510162][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 150.510338][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 150.510534][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.510712][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.510886][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.511077][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.511249][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.511431][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.511614][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.511791][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.511976][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.512146][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.512321][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.512519][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.512698][ T12] kthread (kernel/kthread.c:436) [ 150.512838][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.513036][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.513208][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.513394][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.513616][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.513788][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.513961][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.531322][ T3239] ------------[ cut here ]------------ | [ 150.531601][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3239 | [ 150.531968][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.532647][ T3239] Tainted: [W]=WARN [ 150.532851][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.533119][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.533409][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.533977][ T3239] RSP: 0018:ffa0000001a9fa80 EFLAGS: 00010286 [ 150.534190][ T3239] RAX: 00000000ffffffa6 RBX: ff1100000eed98c0 RCX: 1ff4000000353f16 [ 150.534449][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed997c [ 150.534710][ T3239] RBP: ff110000103d4000 R08: 1fe2200001ddb331 R09: ff1100000fc30b80 [ 150.534951][ T3239] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.535194][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d4000 [ 150.535453][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.535753][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.535986][ T3239] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.536235][ T3239] PKRU: 55555554 [ 150.536396][ T3239] Call Trace: [ 150.536551][ T3239] [ 150.536676][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.536861][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.537044][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.537195][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.537389][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.537613][ T3239] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.537797][ T3239] register_netdev (net/core/dev.c:11552) [ 150.537978][ T3239] loopback_net_init (drivers/net/loopback.c:218) [ 150.538161][ T3239] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 150.538361][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.538520][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.538681][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.538861][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.539043][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.539227][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.539423][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.539623][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.539807][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.539989][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.540168][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.540361][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.540554][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.540744][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.540923][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.541104][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.541284][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.541477][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.541677][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.541889][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.542075][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.542613][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.542859][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.543104][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.543362][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.543614][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.543856][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.556887][ T3239] ------------[ cut here ]------------ | [ 150.557065][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3239 | [ 150.557384][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.557927][ T3239] Tainted: [W]=WARN [ 150.558072][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.558282][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.558524][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.559036][ T3239] RSP: 0018:ffa0000001a9f918 EFLAGS: 00010286 [ 150.559248][ T3239] RAX: 00000000ffffffa6 RBX: ff110000129911c0 RCX: 1ff4000000353ee9 [ 150.559512][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299127c [ 150.559762][ T3239] RBP: ff1100000eb01000 R08: 1fe2200002532251 R09: ff1100000fc30b80 [ 150.560004][ T3239] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.560246][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb01000 [ 150.560499][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.560792][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.561006][ T3239] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.561252][ T3239] PKRU: 55555554 [ 150.561412][ T3239] Call Trace: [ 150.561569][ T3239] [ 150.561693][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.561874][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.562053][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.562203][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.562398][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.562625][ T3239] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.562815][ T3239] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 150.562998][ T3239] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 150.563179][ T3239] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 150.563376][ T3239] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 150.563565][ T3239] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 150.563755][ T3239] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 150.563939][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.564090][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.564238][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.564427][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.564621][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.564805][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.564987][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.565169][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.565364][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.565552][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.565740][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.565922][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.566105][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.566287][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.566481][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.566685][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.566868][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.567046][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.567227][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.567449][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.567652][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.568162][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.568419][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.568679][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.568918][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.569160][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.569414][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.573800][ T3239] ------------[ cut here ]------------ | [ 150.573977][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3239 | [ 150.574284][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.575001][ T3239] Tainted: [W]=WARN [ 150.575150][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.575377][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.575610][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.576132][ T3239] RSP: 0018:ffa0000001a9f8f8 EFLAGS: 00010286 [ 150.576362][ T3239] RAX: 00000000ffffffa6 RBX: ff11000009228900 RCX: 1ff4000000353ee5 [ 150.576618][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092289bc [ 150.576865][ T3239] RBP: ff11000008d94000 R08: 1fe2200001245139 R09: ff1100000fc30b80 [ 150.577107][ T3239] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.577366][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d94000 [ 150.577628][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.577909][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.578124][ T3239] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.578386][ T3239] PKRU: 55555554 [ 150.578542][ T3239] Call Trace: [ 150.578703][ T3239] [ 150.578821][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.579003][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.579185][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.579337][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.579542][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.579767][ T3239] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.579950][ T3239] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 150.580134][ T3239] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 150.580315][ T3239] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 150.580522][ T3239] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 150.580716][ T3239] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 150.580900][ T3239] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 150.581082][ T3239] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 150.581267][ T3239] vti_init_net (net/ipv4/ip_vti.c:517) [ 150.581464][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.581629][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.581780][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.581961][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.582143][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.582325][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.582528][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.582720][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.582912][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.583093][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.583271][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.583465][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.583665][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.583848][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.584030][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.584219][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.584425][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.584616][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.584801][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.585013][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.585198][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.585741][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.585988][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.586254][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.586520][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.586778][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.587024][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.591645][ T3239] ------------[ cut here ]------------ | [ 150.591824][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3239 | [ 150.592129][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.592688][ T3239] Tainted: [W]=WARN [ 150.592835][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.593046][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.593267][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.593831][ T3239] RSP: 0018:ffa0000001a9fa78 EFLAGS: 00010286 [ 150.594044][ T3239] RAX: 00000000ffffffa6 RBX: ff1100000b637540 RCX: 1ff4000000353f15 [ 150.594302][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6375fc [ 150.594564][ T3239] RBP: ff110000134c1000 R08: 1fe22000016c6ec1 R09: ff1100000fc30b80 [ 150.594845][ T3239] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.595089][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134c1000 [ 150.595330][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.595630][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.595843][ T3239] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.596085][ T3239] PKRU: 55555554 [ 150.596232][ T3239] Call Trace: [ 150.596390][ T3239] [ 150.596514][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.596703][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.596882][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.597032][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.597214][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.597436][ T3239] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.597635][ T3239] register_netdev (net/core/dev.c:11552) [ 150.597817][ T3239] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 150.597998][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.598192][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.598365][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.598549][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.598738][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.598920][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.599100][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.599284][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.599478][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.599710][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.599891][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.600071][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.600252][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.600449][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.600645][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.600824][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.601003][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.601182][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.601376][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.601597][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.601789][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.602299][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.602562][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.602812][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.603059][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.603306][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.603572][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.608173][ T3239] ------------[ cut here ]------------ | [ 150.608363][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3239 | [ 150.608686][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.609222][ T3239] Tainted: [W]=WARN [ 150.609383][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.609606][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.609828][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.610340][ T3239] RSP: 0018:ffa0000001a9fa68 EFLAGS: 00010286 [ 150.610576][ T3239] RAX: 00000000ffffffa6 RBX: ff1100000e9ed700 RCX: 1ff4000000353f13 [ 150.610830][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed7bc [ 150.611072][ T3239] RBP: ff1100000bb11000 R08: 1fe2200001d3daf9 R09: ff1100000fc30b80 [ 150.611317][ T3239] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.611582][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb11000 [ 150.611837][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.612113][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.612330][ T3239] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.612599][ T3239] PKRU: 55555554 [ 150.612750][ T3239] Call Trace: [ 150.612897][ T3239] [ 150.613014][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.613196][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.613390][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.613549][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.613742][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.613957][ T3239] register_netdev (net/core/dev.c:11552) [ 150.614138][ T3239] sit_init_net (net/ipv6/sit.c:1860) [ 150.614320][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.614483][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.614649][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.614828][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.615012][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.615196][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.615394][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.615589][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.615777][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.615959][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.616139][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.616322][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.616529][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.616723][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.616905][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.617086][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.617268][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.617463][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.617679][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.617894][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.618081][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.618631][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.618885][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.619134][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.619393][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.619668][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.619915][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.625882][ T3239] ------------[ cut here ]------------ | [ 150.626038][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3239 | [ 150.626304][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.626771][ T3239] Tainted: [W]=WARN [ 150.626870][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.627033][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.627239][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.627723][ T3239] RSP: 0018:ffa0000001a9fa78 EFLAGS: 00010286 [ 150.627889][ T3239] RAX: 00000000ffffffa6 RBX: ff1100000278aac0 RCX: 1ff4000000353f15 [ 150.628085][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ab7c [ 150.628281][ T3239] RBP: ff1100000eaf4000 R08: 1fe22000004f1571 R09: ff1100000fc30b80 [ 150.628482][ T3239] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.628692][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaf4000 [ 150.628890][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.629123][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.629289][ T3239] CR2: 0000555716782438 CR3: 000000000ed6e004 CR4: 0000000000771ef0 [ 150.629491][ T3239] PKRU: 55555554 [ 150.629602][ T3239] Call Trace: [ 150.629701][ T3239] [ 150.629769][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.629902][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.630034][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.630135][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.630268][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.630437][ T3239] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.630577][ T3239] register_netdev (net/core/dev.c:11552) [ 150.630713][ T3239] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 150.630847][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.630948][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.631048][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.631178][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.631310][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.631450][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.631593][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.631728][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.631861][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.631995][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.632128][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.632261][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.632397][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.632539][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.632674][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.632809][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.632940][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.633070][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.633201][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.633369][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.633516][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.633988][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.634184][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.634387][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.634599][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.634799][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.634997][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.639214][ T3239] ------------[ cut here ]------------ | [ 150.639354][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3239 | [ 150.639620][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.640052][ T3239] Tainted: [W]=WARN [ 150.640150][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.640313][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.640488][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.640964][ T3239] RSP: 0018:ffa0000001a9f918 EFLAGS: 00010286 [ 150.641127][ T3239] RAX: 00000000ffffffa6 RBX: ff1100000278b000 RCX: 1ff4000000353ee9 [ 150.641322][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b0bc [ 150.641529][ T3239] RBP: ff110000091f1000 R08: 1fe22000004f1619 R09: ff1100000fc30b80 [ 150.641729][ T3239] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.641922][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091f1000 [ 150.642116][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.642343][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.642518][ T3239] CR2: 0000555716782438 CR3: 000000000ed6e004 CR4: 0000000000771ef0 [ 150.642718][ T3239] PKRU: 55555554 [ 150.642817][ T3239] Call Trace: [ 150.642914][ T3239] [ 150.642982][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.643114][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.643246][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.643352][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.643484][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.643657][ T3239] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.643794][ T3239] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 150.643926][ T3239] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 150.644057][ T3239] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 150.644192][ T3239] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 150.644325][ T3239] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 150.644467][ T3239] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 150.644611][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.644711][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.644810][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.644943][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.645074][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.645209][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.645342][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.645481][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.645625][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.645758][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.645889][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.646019][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.646152][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.646285][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.646419][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.646553][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.646687][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.646817][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.646947][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.647110][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.647247][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.647731][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.647930][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.648127][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.648322][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.648526][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.648724][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.653953][ T3239] ------------[ cut here ]------------ | [ 150.654091][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3239 | [ 150.654354][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.654805][ T3239] Tainted: [W]=WARN [ 150.654908][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.655073][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.655243][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.655724][ T3239] RSP: 0018:ffa0000001a9f918 EFLAGS: 00010286 [ 150.655891][ T3239] RAX: 00000000ffffffa6 RBX: ff1100000a15a3c0 RCX: 1ff4000000353ee9 [ 150.656087][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15a47c [ 150.656285][ T3239] RBP: ff110000101f4000 R08: 1fe220000142b491 R09: ff1100000fc30b80 [ 150.656486][ T3239] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.656691][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000101f4000 [ 150.656889][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.657121][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.657288][ T3239] CR2: 0000555716782438 CR3: 000000000ed6e004 CR4: 0000000000771ef0 [ 150.657490][ T3239] PKRU: 55555554 [ 150.657598][ T3239] Call Trace: [ 150.657696][ T3239] [ 150.657764][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.657898][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.658031][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.658131][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.658265][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.658492][ T3239] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.658636][ T3239] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 150.658769][ T3239] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 150.658902][ T3239] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 150.659036][ T3239] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 150.659168][ T3239] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 150.659302][ T3239] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 150.659490][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.659601][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.659700][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.659831][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.659963][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.660098][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.660230][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.660423][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.660599][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.660731][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.660866][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.660997][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.661130][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.661263][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.661397][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.661535][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.661670][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.661808][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.661938][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.662102][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.662239][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.662722][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.662919][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.663115][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.663310][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.663514][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.663715][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.668790][ T12] ------------[ cut here ]------------ | [ 150.668930][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 150.669174][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.669638][ T12] Tainted: [W]=WARN [ 150.669731][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.669889][ T12] Workqueue: netns cleanup_net [ 150.670023][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.670186][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.670665][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 150.670822][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15a580 RCX: 1ff4000000018ec7 [ 150.671004][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15a63c [ 150.671187][ T12] RBP: ff11000012bec000 R08: 1fe220000142b4c9 R09: ff11000001aed1d0 [ 150.671381][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 150.671570][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 150.671760][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 150.671975][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.672127][ T12] CR2: 00007f3d64ac0690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 150.672318][ T12] PKRU: 55555554 [ 150.672419][ T12] Call Trace: [ 150.672521][ T12] [ 150.672595][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.672721][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.672820][ T12] netif_close_many (net/core/dev.c:1804) [ 150.672944][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.673068][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 150.673224][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 150.673385][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.673515][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.673675][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.673799][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.673921][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.674043][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.674163][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.674287][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.674418][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.674546][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.674675][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.674803][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.674927][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.675048][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.675172][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.675296][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.675430][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.675563][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.675687][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.675814][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.675941][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.676065][ T12] kthread (kernel/kthread.c:436) [ 150.676160][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.676315][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.676443][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.676571][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.676730][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.676853][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.676976][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.678678][ T12] ------------[ cut here ]------------ | [ 150.678803][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 150.679050][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.679511][ T12] Tainted: [W]=WARN [ 150.679613][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.679769][ T12] Workqueue: netns cleanup_net [ 150.679902][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.680066][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.680527][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 150.680690][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15ac80 RCX: 1ff4000000018e80 [ 150.680880][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15ad3c [ 150.681073][ T12] RBP: ff11000013431000 R08: 1fe220000142b5a9 R09: ff11000001aed1d0 [ 150.681263][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 150.681459][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 150.681658][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 150.681881][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.682041][ T12] CR2: 00007f3d64ac0690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 150.682232][ T12] PKRU: 55555554 [ 150.682327][ T12] Call Trace: [ 150.682426][ T12] [ 150.682493][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.682634][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.682737][ T12] netif_close_many (net/core/dev.c:1804) [ 150.682865][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.682998][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.683131][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 150.683261][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 150.683445][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 150.683577][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 150.683714][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 150.683845][ T12] notifier_call_chain (kernel/notifier.c:85) [ 150.683978][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 150.684107][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 150.684235][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 150.684402][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 150.684568][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.684700][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.684857][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.684985][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.685113][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.685242][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.685373][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.685508][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.685642][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.685770][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.685898][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.686028][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.686157][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.686286][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.686420][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.686551][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.686686][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.686817][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.686943][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.687075][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.687206][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.687333][ T12] kthread (kernel/kthread.c:436) [ 150.687434][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.687601][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.687731][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.687859][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.688016][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.688142][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.688269][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.698429][ T12] ------------[ cut here ]------------ | [ 150.698568][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 150.698804][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.699228][ T12] Tainted: [W]=WARN [ 150.699317][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.699473][ T12] Workqueue: netns cleanup_net [ 150.699609][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.699760][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.700176][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.700323][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15ba80 RCX: 1ff4000000018eed [ 150.700508][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15bb3c [ 150.700689][ T12] RBP: ff11000012b39000 R08: 1fe220000142b769 R09: ff11000001aed1d0 [ 150.700868][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 150.701043][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.701222][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 150.701473][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.701633][ T12] CR2: 00007f3d64ac0690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 150.701807][ T12] PKRU: 55555554 [ 150.701895][ T12] Call Trace: [ 150.701983][ T12] [ 150.702046][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.702196][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.702345][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.702486][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.702621][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.702743][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.702860][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.702981][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.703099][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.703215][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.703335][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.703461][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.703594][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.703712][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.703830][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.703950][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.704072][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.704192][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.704318][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.704448][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.704569][ T12] kthread (kernel/kthread.c:436) [ 150.704662][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.704814][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.704936][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.705053][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.705200][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.705319][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.705443][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.707693][ T12] ------------[ cut here ]------------ | [ 150.707810][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 150.708041][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.708521][ T12] Tainted: [W]=WARN [ 150.708623][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.708770][ T12] Workqueue: netns cleanup_net [ 150.708898][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.709050][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.709471][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.709628][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f540 RCX: 1ff4000000018eed [ 150.709802][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f5fc [ 150.709978][ T12] RBP: ff110000135ac000 R08: 1fe2200001f65ec1 R09: ff11000001aed1d0 [ 150.710155][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 150.710329][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.710514][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 150.710724][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.710871][ T12] CR2: 00007f3d64ac0690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 150.711047][ T12] PKRU: 55555554 [ 150.711139][ T12] Call Trace: [ 150.711226][ T12] [ 150.711286][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.711440][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.711594][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.711712][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.711830][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.711947][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.712064][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.712182][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.712302][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.712425][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.712546][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.712669][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.712785][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.712904][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.713020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.713142][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.713263][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.713388][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.713513][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.713641][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.713758][ T12] kthread (kernel/kthread.c:436) [ 150.713845][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.713994][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.714114][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.714232][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.714384][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.714510][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.714632][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.716896][ T12] ------------[ cut here ]------------ | [ 150.717013][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 150.717240][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.718265][ T12] Tainted: [W]=WARN [ 150.718403][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.718554][ T12] Workqueue: netns cleanup_net [ 150.718679][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.718829][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.719245][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.719439][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e580 RCX: 1ff4000000018eed [ 150.719667][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e63c [ 150.719839][ T12] RBP: ff1100001380c000 R08: 1fe2200001f65cc9 R09: ff11000001aed1d0 [ 150.720013][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 150.720186][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.720409][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 150.720624][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.720771][ T12] CR2: 00007f3d64ac0690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 150.720946][ T12] PKRU: 55555554 [ 150.721033][ T12] Call Trace: [ 150.721120][ T12] [ 150.721181][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.721330][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.721529][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.721654][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.721770][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.721886][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.722002][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.722126][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.722247][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.722409][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.722534][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.722665][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.722781][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.722900][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.723016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.723139][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.723263][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.723427][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.723553][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.723678][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.723794][ T12] kthread (kernel/kthread.c:436) [ 150.723882][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.724052][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.724170][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.724286][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.724480][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.724616][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.724736][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.726887][ T12] ------------[ cut here ]------------ | [ 150.727055][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.727333][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.727880][ T12] Tainted: [W]=WARN [ 150.728022][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.728221][ T12] Workqueue: netns cleanup_net [ 150.728409][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.728625][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.729091][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.729289][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ec4a200 RCX: 1ff4000000018eed [ 150.729541][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ec4a2bc [ 150.729775][ T12] RBP: ff110000100d1000 R08: 1fe2200001d89459 R09: ff11000001aed1d0 [ 150.729998][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.730224][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.730466][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.730749][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.730945][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.731172][ T12] PKRU: 55555554 [ 150.731308][ T12] Call Trace: [ 150.731467][ T12] [ 150.731586][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.731794][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.731988][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.732157][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.732327][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.732524][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.732703][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.732875][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.733046][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.733213][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.733402][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.733584][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.733758][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.733934][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.734101][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.734271][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.734459][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.734644][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.734818][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.734993][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.735165][ T12] kthread (kernel/kthread.c:436) [ 150.735305][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.735524][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.735704][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.735872][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.736069][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.736236][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.736429][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.746433][ T12] ------------[ cut here ]------------ | [ 150.746612][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.746898][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.747434][ T12] Tainted: [W]=WARN [ 150.747579][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.747785][ T12] Workqueue: netns cleanup_net [ 150.747959][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.748162][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.748763][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.749057][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ec4a900 RCX: 1ff4000000018eed [ 150.749388][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ec4a9bc [ 150.749720][ T12] RBP: ff11000004e94000 R08: 1fe2200001d89539 R09: ff11000001aed1d0 [ 150.750037][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.750337][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.750640][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.750955][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.751199][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.751486][ T12] PKRU: 55555554 [ 150.751686][ T12] Call Trace: [ 150.751869][ T12] [ 150.752028][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.752264][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.752476][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.752666][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.752837][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.753007][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.753179][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.753365][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.753546][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.753726][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.753901][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.754073][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.754240][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.754425][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.754626][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.754804][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.754979][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.755148][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.755322][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.755518][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.755698][ T12] kthread (kernel/kthread.c:436) [ 150.755838][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.756038][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.756209][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.756394][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.756609][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.756783][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.756956][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.759661][ T12] ------------[ cut here ]------------ | [ 150.759824][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.760108][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.760812][ T12] Tainted: [W]=WARN [ 150.761038][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.761283][ T12] Workqueue: netns cleanup_net [ 150.761529][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.761763][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.762227][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.762440][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ec4b000 RCX: 1ff4000000018eed [ 150.762691][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ec4b0bc [ 150.762930][ T12] RBP: ff1100000e809000 R08: 1fe2200001d89619 R09: ff11000001aed1d0 [ 150.763154][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.763391][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.763640][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.763896][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.764093][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.764320][ T12] PKRU: 55555554 [ 150.764472][ T12] Call Trace: [ 150.764624][ T12] [ 150.764741][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.764945][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.765143][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.765313][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.765493][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.765679][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.765850][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.766027][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.766199][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.766380][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.766564][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.766745][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.766914][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.767085][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.767257][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.767451][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.767644][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.767818][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.767994][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.768171][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.768341][ T12] kthread (kernel/kthread.c:436) [ 150.768496][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.768721][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.768892][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.769065][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.769265][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.769450][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.769637][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.772333][ T12] ------------[ cut here ]------------ | [ 150.772521][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.772812][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.773338][ T12] Tainted: [W]=WARN [ 150.773565][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.773821][ T12] Workqueue: netns cleanup_net [ 150.774045][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.774300][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.774852][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.775101][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ec4b700 RCX: 1ff4000000018eed [ 150.775388][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ec4b7bc [ 150.775687][ T12] RBP: ff1100000b7bc000 R08: 1fe2200001d896f9 R09: ff11000001aed1d0 [ 150.775956][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.776226][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.776520][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.776835][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.777079][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.777367][ T12] PKRU: 55555554 [ 150.777562][ T12] Call Trace: [ 150.777757][ T12] [ 150.777916][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.778167][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.778426][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.778659][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.778882][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.779097][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.779313][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.779549][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.779779][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.780011][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.780231][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.780464][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.780699][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.780919][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.781170][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.781452][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.781752][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.782019][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.782284][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.782576][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.782850][ T12] kthread (kernel/kthread.c:436) [ 150.783082][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.783331][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.783522][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.783708][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.783907][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.784077][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.784247][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.786788][ T12] ------------[ cut here ]------------ | [ 150.786954][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.787234][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.788313][ T12] Tainted: [W]=WARN [ 150.788518][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.788771][ T12] Workqueue: netns cleanup_net [ 150.788993][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.789247][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.789796][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.790040][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ec4ba80 RCX: 1ff4000000018eed [ 150.790312][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ec4bb3c [ 150.790615][ T12] RBP: ff1100000a164000 R08: 1fe2200001d89769 R09: ff11000001aed1d0 [ 150.790890][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.791161][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.791448][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.791772][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.792019][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.792291][ T12] PKRU: 55555554 [ 150.792489][ T12] Call Trace: [ 150.792692][ T12] [ 150.792852][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.793103][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.793396][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.793682][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.793962][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.794220][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.794493][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.794777][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.795041][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.795300][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.795573][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.795845][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.796021][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.796192][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.796378][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.796560][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.796746][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.796917][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.797095][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.797270][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.797458][ T12] kthread (kernel/kthread.c:436) [ 150.797612][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.797812][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.797982][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.798153][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.798368][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.798547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.798726][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.801218][ T12] ------------[ cut here ]------------ | [ 150.801408][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.801704][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.802222][ T12] Tainted: [W]=WARN [ 150.802576][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.802830][ T12] Workqueue: netns cleanup_net [ 150.803052][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.803305][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.803857][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.804102][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ec4be00 RCX: 1ff4000000018eed [ 150.804386][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ec4bebc [ 150.804671][ T12] RBP: ff110000056c4000 R08: 1fe2200001d897d9 R09: ff11000001aed1d0 [ 150.804943][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.805215][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.805511][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.805823][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.806067][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.806397][ T12] PKRU: 55555554 [ 150.806592][ T12] Call Trace: [ 150.806785][ T12] [ 150.806944][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.807193][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.807446][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.807680][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.807902][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.808118][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.808332][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.808571][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.808797][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.809011][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.809226][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.809456][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.809690][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.809910][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.810122][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.810412][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.810687][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.810959][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.811221][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.811420][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.811601][ T12] kthread (kernel/kthread.c:436) [ 150.811746][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.811943][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.812111][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.812282][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.812489][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.812678][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.812852][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.824158][ T12] ------------[ cut here ]------------ | [ 150.824360][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.824671][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.825206][ T12] Tainted: [W]=WARN [ 150.825362][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.825574][ T12] Workqueue: netns cleanup_net [ 150.825762][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.825971][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.826988][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 150.827190][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187700 RCX: 1ff4000000018e99 [ 150.827438][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1877bc [ 150.827690][ T12] RBP: ff11000013431000 R08: 1fe2200001430ef9 R09: ff11000001aed1d0 [ 150.827924][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.828156][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.828401][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.828681][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.828887][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.829121][ T12] PKRU: 55555554 [ 150.829262][ T12] Call Trace: [ 150.829418][ T12] [ 150.829539][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.829756][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.829962][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 150.830139][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.830312][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 150.830535][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 150.830725][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 150.830900][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 150.831073][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 150.831250][ T12] notifier_call_chain (kernel/notifier.c:85) [ 150.831446][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 150.831673][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.831874][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.832047][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.832223][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.832409][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.832594][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.832779][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.832956][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.833128][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.833304][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.833494][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.833687][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.833864][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.834037][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.834216][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.834417][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.834602][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.834784][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.834963][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.835136][ T12] kthread (kernel/kthread.c:436) [ 150.835279][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.835497][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.835702][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.835878][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.836081][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.836256][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.836444][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.839933][ T12] ------------[ cut here ]------------ | [ 150.840099][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.840397][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.840928][ T12] Tainted: [W]=WARN [ 150.841067][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.841262][ T12] Workqueue: netns cleanup_net [ 150.841449][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.841673][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.842141][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 150.842338][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a1878c0 RCX: 1ff4000000018eed [ 150.842650][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a18797c [ 150.842924][ T12] RBP: ff11000012bec000 R08: 1fe2200001430f31 R09: ff11000001aed1d0 [ 150.843194][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.843474][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.843764][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.844066][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.844308][ T12] CR2: 00007f703d5b7668 CR3: 000000000ed6e006 CR4: 0000000000771ef0 [ 150.844613][ T12] PKRU: 55555554 [ 150.844844][ T12] Call Trace: [ 150.845025][ T12] [ 150.845182][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.845442][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.845707][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 150.845922][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 150.846136][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 150.846362][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 150.846597][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 150.846820][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 150.847038][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.847252][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.847479][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.847716][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.847929][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.848144][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.848370][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.848603][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.848827][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.849047][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.849264][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.849496][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.849730][ T12] kthread (kernel/kthread.c:436) [ 150.849914][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.850155][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.850384][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.850623][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.850868][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.851081][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.851293][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.857318][ T3239] ------------[ cut here ]------------ | [ 150.857473][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3239 | [ 150.857743][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.858177][ T3239] Tainted: [W]=WARN [ 150.858276][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.858459][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.858639][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.859104][ T3239] RSP: 0018:ffa0000001a9f918 EFLAGS: 00010286 [ 150.859271][ T3239] RAX: 00000000ffffffa6 RBX: ff110000128a1540 RCX: 1ff4000000353ee9 [ 150.859475][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a15fc [ 150.859680][ T3239] RBP: ff110000061dc000 R08: 1fe22000025142c1 R09: ff1100000fc30b80 [ 150.859882][ T3239] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.860077][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061dc000 [ 150.860274][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.860518][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.860687][ T3239] CR2: 0000555716782438 CR3: 000000000ed6e004 CR4: 0000000000771ef0 [ 150.860888][ T3239] PKRU: 55555554 [ 150.860986][ T3239] Call Trace: [ 150.861088][ T3239] [ 150.861157][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.861288][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.861426][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.861534][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.861676][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.861840][ T3239] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.861973][ T3239] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 150.862105][ T3239] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 150.862237][ T3239] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 150.862377][ T3239] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 150.862516][ T3239] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 150.862653][ T3239] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 150.862788][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.862889][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.862989][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.863120][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.863252][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.863391][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.863530][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.863671][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.863804][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.863945][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.864077][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.864209][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.864343][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.864485][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.864628][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.864759][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.864890][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.865020][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.865152][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.865315][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.865458][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.865942][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.866140][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.866336][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.866555][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.866756][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.866952][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.871339][ T3239] ------------[ cut here ]------------ | [ 150.871486][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3239 | [ 150.871763][ T3239] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.872208][ T3239] Tainted: [W]=WARN [ 150.872309][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.872483][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.872666][ T3239] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.873142][ T3239] RSP: 0018:ffa0000001a9fa70 EFLAGS: 00010286 [ 150.873311][ T3239] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff4000000353f14 [ 150.873519][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 150.873724][ T3239] RBP: ff11000008dd9000 R08: 1fe2200001afc5e1 R09: ff1100000fc30b80 [ 150.873927][ T3239] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 150.874128][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dd9000 [ 150.874331][ T3239] FS: 00007f3d648b4840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 150.874584][ T3239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.874757][ T3239] CR2: 0000555716782438 CR3: 000000000ed6e004 CR4: 0000000000771ef0 [ 150.874959][ T3239] PKRU: 55555554 [ 150.875060][ T3239] Call Trace: [ 150.875161][ T3239] [ 150.875231][ T3239] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.875372][ T3239] ? notifier_call_chain (kernel/notifier.c:85) [ 150.875514][ T3239] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.875623][ T3239] register_netdevice (net/core/dev.c:11488) [ 150.875758][ T3239] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.875925][ T3239] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.876061][ T3239] register_netdev (net/core/dev.c:11552) [ 150.876196][ T3239] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 150.876334][ T3239] ops_init (net/core/net_namespace.c:137) [ 150.876443][ T3239] setup_net (net/core/net_namespace.c:446) [ 150.876550][ T3239] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.876688][ T3239] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.876822][ T3239] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.876957][ T3239] copy_net_ns (net/core/net_namespace.c:579) [ 150.877094][ T3239] create_new_namespaces (kernel/nsproxy.c:132) [ 150.877231][ T3239] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.877372][ T3239] ksys_unshare (kernel/fork.c:3243) [ 150.877513][ T3239] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.877655][ T3239] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.877792][ T3239] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.877927][ T3239] ? __ia32_sys_open (fs/open.c:1374) [ 150.878061][ T3239] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.878194][ T3239] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.878327][ T3239] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.878467][ T3239] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.878613][ T3239] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.878746][ T3239] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.878912][ T3239] RIP: 0033:0x7f3d64b76bcb [ 150.879050][ T3239] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.879545][ T3239] RSP: 002b:00007fff64756eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 150.879752][ T3239] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3d64b76bcb [ 150.879952][ T3239] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.880151][ T3239] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.880357][ T3239] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff647590e0 [ 150.880572][ T3239] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6475a877 | [ 150.892137][ T12] ------------[ cut here ]------------ | [ 150.892310][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 150.893047][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.893721][ T12] Tainted: [W]=WARN [ 150.893940][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.894203][ T12] Workqueue: netns cleanup_net [ 150.894459][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.894771][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.895303][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 150.895622][ T12] RAX: 00000000ffffffa6 RBX: ff110000126671c0 RCX: 1ff4000000018ed5 [ 150.895914][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001266727c [ 150.896209][ T12] RBP: ff1100000a0c9000 R08: 1fe22000024cce51 R09: ff11000001aed1d0 [ 150.896532][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 150.896817][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 150.897124][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 150.897452][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.897673][ T12] CR2: 00007f703d5b7668 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 150.897912][ T12] PKRU: 55555554 [ 150.898053][ T12] Call Trace: [ 150.898198][ T12] [ 150.898311][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 150.898534][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 150.898751][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 150.898928][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 150.899103][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 150.899281][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 150.899464][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 150.899656][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 150.899831][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 150.900001][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.900187][ T12] cleanup_net (net/core/net_namespace.c:702) [ 150.900375][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 150.900562][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 150.900745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 150.900922][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 150.901096][ T12] process_one_work (kernel/workqueue.c:3314) [ 150.901273][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 150.901462][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 150.901659][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 150.901839][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 150.902041][ T12] kthread (kernel/kthread.c:436) [ 150.902182][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 150.902432][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.902615][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 150.902789][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 150.902994][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 150.903165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 150.903338][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 150.913497][ T3240] ------------[ cut here ]------------ | [ 150.913660][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3240 | [ 150.913941][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.914389][ T3240] Tainted: [W]=WARN [ 150.914490][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.914661][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.914831][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.915297][ T3240] RSP: 0018:ffa0000001a6fa80 EFLAGS: 00010286 [ 150.915472][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000e0f1000 RCX: 1ff400000034df16 [ 150.915679][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f10bc [ 150.915875][ T3240] RBP: ff1100000e89c000 R08: 1fe2200001c1e219 R09: ff1100000fc32e80 [ 150.916071][ T3240] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.916265][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e89c000 [ 150.916539][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.916773][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.916938][ T3240] CR2: 000055f6c13d3938 CR3: 000000000c8e4003 CR4: 0000000000771ef0 [ 150.917136][ T3240] PKRU: 55555554 [ 150.917234][ T3240] Call Trace: [ 150.917332][ T3240] [ 150.917405][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.917544][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 150.917679][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.917778][ T3240] register_netdevice (net/core/dev.c:11488) [ 150.917912][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.918082][ T3240] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.918214][ T3240] register_netdev (net/core/dev.c:11552) [ 150.918344][ T3240] loopback_net_init (drivers/net/loopback.c:218) [ 150.918483][ T3240] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 150.918625][ T3240] ops_init (net/core/net_namespace.c:137) [ 150.918725][ T3240] setup_net (net/core/net_namespace.c:446) [ 150.918824][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.918954][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.919085][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.919217][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 150.919356][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 150.919490][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.919629][ T3240] ksys_unshare (kernel/fork.c:3243) [ 150.919759][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.919891][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.920021][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.920152][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 150.920285][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.920429][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.920572][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.920709][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.920840][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.920974][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.921136][ T3240] RIP: 0033:0x7f8381217bcb [ 150.921273][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.921753][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 150.921951][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 150.922145][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.922363][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.922565][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 150.922766][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 150.935013][ T3240] ------------[ cut here ]------------ | [ 150.935155][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3240 | [ 150.935424][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.935874][ T3240] Tainted: [W]=WARN [ 150.935983][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.936157][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.936328][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.936821][ T3240] RSP: 0018:ffa0000001a6f918 EFLAGS: 00010286 [ 150.936988][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000fa29a80 RCX: 1ff400000034dee9 [ 150.937184][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29b3c [ 150.937388][ T3240] RBP: ff11000007f99000 R08: 1fe2200001f45369 R09: ff1100000fc32e80 [ 150.937593][ T3240] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.937789][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f99000 [ 150.937991][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.938221][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.938392][ T3240] CR2: 000055f6c13d3938 CR3: 000000000c8e4003 CR4: 0000000000771ef0 [ 150.938597][ T3240] PKRU: 55555554 [ 150.938697][ T3240] Call Trace: [ 150.938796][ T3240] [ 150.938865][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.938998][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 150.939129][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.939231][ T3240] register_netdevice (net/core/dev.c:11488) [ 150.939369][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.939540][ T3240] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.939679][ T3240] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 150.939810][ T3240] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 150.939940][ T3240] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 150.940071][ T3240] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 150.940208][ T3240] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 150.940342][ T3240] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 150.940480][ T3240] ops_init (net/core/net_namespace.c:137) [ 150.940591][ T3240] setup_net (net/core/net_namespace.c:446) [ 150.940691][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.940821][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.940951][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.941083][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 150.941223][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 150.941363][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.941495][ T3240] ksys_unshare (kernel/fork.c:3243) [ 150.941637][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.941768][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.941900][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.942032][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 150.942164][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.942294][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.942429][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.942564][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.942702][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.942834][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.942997][ T3240] RIP: 0033:0x7f8381217bcb [ 150.943132][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.943615][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 150.943814][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 150.944008][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.944203][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.944403][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 150.944611][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 150.948456][ T3240] ------------[ cut here ]------------ | [ 150.948603][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3240 | [ 150.948863][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.949299][ T3240] Tainted: [W]=WARN [ 150.949406][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.949580][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.949755][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.950231][ T3240] RSP: 0018:ffa0000001a6f8f8 EFLAGS: 00010286 [ 150.950402][ T3240] RAX: 00000000ffffffa6 RBX: ff110000028ffa80 RCX: 1ff400000034dee5 [ 150.950608][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffb3c [ 150.950805][ T3240] RBP: ff1100000a39c000 R08: 1fe220000051ff69 R09: ff1100000fc32e80 [ 150.951002][ T3240] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.951199][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a39c000 [ 150.951405][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.951652][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.951817][ T3240] CR2: 000055f6c13d3938 CR3: 000000000c8e4003 CR4: 0000000000771ef0 [ 150.952016][ T3240] PKRU: 55555554 [ 150.952114][ T3240] Call Trace: [ 150.952212][ T3240] [ 150.952280][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.952417][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 150.952556][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.952661][ T3240] register_netdevice (net/core/dev.c:11488) [ 150.952795][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.952966][ T3240] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 150.953101][ T3240] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 150.953233][ T3240] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 150.953370][ T3240] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 150.953509][ T3240] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 150.953648][ T3240] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 150.953782][ T3240] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 150.953914][ T3240] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 150.954048][ T3240] vti_init_net (net/ipv4/ip_vti.c:517) [ 150.954190][ T3240] ops_init (net/core/net_namespace.c:137) [ 150.954295][ T3240] setup_net (net/core/net_namespace.c:446) [ 150.954402][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.954541][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.954677][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.954812][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 150.954945][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 150.955080][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.955214][ T3240] ksys_unshare (kernel/fork.c:3243) [ 150.955350][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.955485][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.955627][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.955759][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 150.955894][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.956024][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.956156][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.956289][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.956426][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.956567][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.956736][ T3240] RIP: 0033:0x7f8381217bcb [ 150.956873][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.957341][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 150.957548][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 150.957749][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.957949][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.958144][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 150.958340][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 150.962468][ T3240] ------------[ cut here ]------------ | [ 150.962617][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3240 | [ 150.962875][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.963307][ T3240] Tainted: [W]=WARN [ 150.963412][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.963582][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.963754][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.964219][ T3240] RSP: 0018:ffa0000001a6fa78 EFLAGS: 00010286 [ 150.964389][ T3240] RAX: 00000000ffffffa6 RBX: ff11000012991c40 RCX: 1ff400000034df15 [ 150.964594][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012991cfc [ 150.964789][ T3240] RBP: ff11000010289000 R08: 1fe22000025323a1 R09: ff1100000fc32e80 [ 150.964983][ T3240] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.965176][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010289000 [ 150.965385][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.965624][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.965792][ T3240] CR2: 000055f6c13d3938 CR3: 000000000c8e4003 CR4: 0000000000771ef0 [ 150.965989][ T3240] PKRU: 55555554 [ 150.966085][ T3240] Call Trace: [ 150.966181][ T3240] [ 150.966249][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.966386][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 150.966520][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.966624][ T3240] register_netdevice (net/core/dev.c:11488) [ 150.966756][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.966918][ T3240] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.967051][ T3240] register_netdev (net/core/dev.c:11552) [ 150.967181][ T3240] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 150.967314][ T3240] ops_init (net/core/net_namespace.c:137) [ 150.967421][ T3240] setup_net (net/core/net_namespace.c:446) [ 150.967525][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.967657][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.967787][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.967920][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 150.968050][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 150.968183][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.968314][ T3240] ksys_unshare (kernel/fork.c:3243) [ 150.968450][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.968590][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.968720][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.968851][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 150.968984][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.969114][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.969244][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.969377][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.969513][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.969648][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.969808][ T3240] RIP: 0033:0x7f8381217bcb [ 150.969942][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.970413][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 150.970622][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 150.970816][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.971008][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.971203][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 150.971401][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 150.975562][ T3240] ------------[ cut here ]------------ | [ 150.975706][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3240 | [ 150.975962][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.976395][ T3240] Tainted: [W]=WARN [ 150.976493][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.976667][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.976840][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.977300][ T3240] RSP: 0018:ffa0000001a6fa68 EFLAGS: 00010286 [ 150.977472][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff400000034df13 [ 150.977767][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 150.977965][ T3240] RBP: ff11000007f91000 R08: 1fe22000016c6fd9 R09: ff1100000fc32e80 [ 150.978159][ T3240] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.978448][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f91000 [ 150.978656][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.978975][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.979138][ T3240] CR2: 000055f6c13d3938 CR3: 000000000c8e4003 CR4: 0000000000771ef0 [ 150.979333][ T3240] PKRU: 55555554 [ 150.979527][ T3240] Call Trace: [ 150.979629][ T3240] [ 150.979697][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.979828][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 150.979960][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.980146][ T3240] register_netdevice (net/core/dev.c:11488) [ 150.980280][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.980450][ T3240] register_netdev (net/core/dev.c:11552) [ 150.980592][ T3240] sit_init_net (net/ipv6/sit.c:1860) [ 150.980809][ T3240] ops_init (net/core/net_namespace.c:137) [ 150.980910][ T3240] setup_net (net/core/net_namespace.c:446) [ 150.981008][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.981137][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.981270][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.981494][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 150.981641][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 150.981774][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.981905][ T3240] ksys_unshare (kernel/fork.c:3243) [ 150.982120][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.982251][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.982388][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.982524][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 150.982747][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.982875][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.983004][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.983133][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.983356][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.983487][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.983657][ T3240] RIP: 0033:0x7f8381217bcb [ 150.983882][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.984343][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 150.984546][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 150.984744][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 150.985027][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 150.985221][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 150.985420][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 150.990532][ T3240] ------------[ cut here ]------------ | [ 150.990674][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3240 | [ 150.991020][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 150.991556][ T3240] Tainted: [W]=WARN [ 150.991657][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 150.991818][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 150.992080][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 150.992552][ T3240] RSP: 0018:ffa0000001a6fa78 EFLAGS: 00010286 [ 150.992808][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000b58c740 RCX: 1ff400000034df15 [ 150.993009][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b58c7fc [ 150.993204][ T3240] RBP: ff1100000b859000 R08: 1fe22000016b1901 R09: ff1100000fc32e80 [ 150.993504][ T3240] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 150.993706][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b859000 [ 150.993991][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 150.994222][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 150.994391][ T3240] CR2: 000055f6c13d3938 CR3: 000000000c8e4003 CR4: 0000000000771ef0 [ 150.994687][ T3240] PKRU: 55555554 [ 150.994786][ T3240] Call Trace: [ 150.994883][ T3240] [ 150.994950][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 150.995080][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 150.995297][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 150.995404][ T3240] register_netdevice (net/core/dev.c:11488) [ 150.995543][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 150.995730][ T3240] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 150.995950][ T3240] register_netdev (net/core/dev.c:11552) [ 150.996084][ T3240] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 150.996216][ T3240] ops_init (net/core/net_namespace.c:137) [ 150.996316][ T3240] setup_net (net/core/net_namespace.c:446) [ 150.996421][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 150.996559][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 150.996693][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 150.996828][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 150.997048][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 150.997183][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 150.997315][ T3240] ksys_unshare (kernel/fork.c:3243) [ 150.997452][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 150.997681][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 150.997813][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 150.997945][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 150.998076][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 150.998293][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 150.998426][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 150.998563][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 150.998699][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 150.998916][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 150.999076][ T3240] RIP: 0033:0x7f8381217bcb [ 150.999213][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 150.999789][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 150.999986][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 151.000268][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 151.000470][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 151.000759][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 151.000952][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 151.005091][ T3240] ------------[ cut here ]------------ | [ 151.005226][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3240 | [ 151.005488][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.006016][ T3240] Tainted: [W]=WARN [ 151.006114][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.006379][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.006554][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.007113][ T3240] RSP: 0018:ffa0000001a6f918 EFLAGS: 00010286 [ 151.007276][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000e9ade00 RCX: 1ff400000034dee9 [ 151.007565][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9adebc [ 151.007765][ T3240] RBP: ff110000099f4000 R08: 1fe2200001d35bd9 R09: ff1100000fc32e80 [ 151.007966][ T3240] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 151.008248][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000099f4000 [ 151.008450][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 151.008686][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.008938][ T3240] CR2: 000055f6c13d3938 CR3: 000000000c8e4003 CR4: 0000000000771ef0 [ 151.009135][ T3240] PKRU: 55555554 [ 151.009233][ T3240] Call Trace: [ 151.009331][ T3240] [ 151.009403][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.009541][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 151.009676][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.009775][ T3240] register_netdevice (net/core/dev.c:11488) [ 151.009995][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 151.010157][ T3240] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 151.010290][ T3240] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 151.010424][ T3240] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 151.010652][ T3240] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 151.010783][ T3240] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 151.010916][ T3240] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 151.011049][ T3240] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 151.011268][ T3240] ops_init (net/core/net_namespace.c:137) [ 151.011373][ T3240] setup_net (net/core/net_namespace.c:446) [ 151.011471][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 151.011610][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 151.011739][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 151.011955][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 151.012085][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 151.012219][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 151.012355][ T3240] ksys_unshare (kernel/fork.c:3243) [ 151.012490][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.012629][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 151.012762][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 151.012895][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 151.013112][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 151.013245][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 151.013377][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.013512][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.013732][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.013867][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.014027][ T3240] RIP: 0033:0x7f8381217bcb [ 151.014252][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 151.014730][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 151.015013][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 151.015205][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 151.015406][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 151.015611][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 151.015804][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 151.033834][ T3240] ------------[ cut here ]------------ | [ 151.033990][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3240 | [ 151.034263][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.034726][ T3240] Tainted: [W]=WARN [ 151.034827][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.034996][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.035167][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.035656][ T3240] RSP: 0018:ffa0000001a6f918 EFLAGS: 00010286 [ 151.035821][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000b58de00 RCX: 1ff400000034dee9 [ 151.036019][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b58debc [ 151.036216][ T3240] RBP: ff110000138d1000 R08: 1fe22000016b1bd9 R09: ff1100000fc32e80 [ 151.036418][ T3240] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 151.036627][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138d1000 [ 151.036826][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 151.037059][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.037226][ T3240] CR2: 000055f6a15ced5c CR3: 000000000c8e4006 CR4: 0000000000771ef0 [ 151.037430][ T3240] PKRU: 55555554 [ 151.037533][ T3240] Call Trace: [ 151.037638][ T3240] [ 151.037707][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.037840][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 151.037972][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.038074][ T3240] register_netdevice (net/core/dev.c:11488) [ 151.038209][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 151.038380][ T3240] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 151.038535][ T3240] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 151.038673][ T3240] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 151.038807][ T3240] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 151.038944][ T3240] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 151.039076][ T3240] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 151.039210][ T3240] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 151.039345][ T3240] ops_init (net/core/net_namespace.c:137) [ 151.039452][ T3240] setup_net (net/core/net_namespace.c:446) [ 151.039559][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 151.039693][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 151.039825][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 151.039961][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 151.040096][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 151.040233][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 151.040373][ T3240] ksys_unshare (kernel/fork.c:3243) [ 151.040521][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.040658][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 151.040790][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 151.040925][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 151.041060][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 151.041193][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 151.041325][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.041462][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.041605][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.041737][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.041911][ T3240] RIP: 0033:0x7f8381217bcb [ 151.042048][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 151.042541][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 151.042743][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 151.042941][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 151.043138][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 151.043337][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 151.043546][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 151.055191][ T3240] ------------[ cut here ]------------ | [ 151.055333][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3240 | [ 151.055615][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.056049][ T3240] Tainted: [W]=WARN [ 151.056149][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.056315][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.056493][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.056974][ T3240] RSP: 0018:ffa0000001a6f918 EFLAGS: 00010286 [ 151.057139][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000fa28e40 RCX: 1ff400000034dee9 [ 151.057337][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28efc [ 151.057553][ T3240] RBP: ff11000008d0c000 R08: 1fe2200001f451e1 R09: ff1100000fc32e80 [ 151.057757][ T3240] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 151.057976][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d0c000 [ 151.058178][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 151.058422][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.058600][ T3240] CR2: 000055f6a15ced5c CR3: 000000000c8e4006 CR4: 0000000000771ef0 [ 151.058801][ T3240] PKRU: 55555554 [ 151.058900][ T3240] Call Trace: [ 151.058997][ T3240] [ 151.059066][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.059199][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 151.059331][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.059438][ T3240] register_netdevice (net/core/dev.c:11488) [ 151.059584][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 151.059750][ T3240] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 151.059885][ T3240] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 151.060017][ T3240] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 151.060150][ T3240] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 151.060284][ T3240] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 151.060423][ T3240] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 151.060563][ T3240] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 151.060702][ T3240] ops_init (net/core/net_namespace.c:137) [ 151.060803][ T3240] setup_net (net/core/net_namespace.c:446) [ 151.060904][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 151.061035][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 151.061167][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 151.061302][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 151.061441][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 151.061583][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 151.061718][ T3240] ksys_unshare (kernel/fork.c:3243) [ 151.061851][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.061985][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 151.062116][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 151.062251][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 151.062391][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 151.062528][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 151.062663][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.062794][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.062936][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.063069][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.063238][ T3240] RIP: 0033:0x7f8381217bcb [ 151.063386][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 151.063864][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 151.064064][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 151.064263][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 151.064465][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 151.064673][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 151.064868][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 151.069295][ T3240] ------------[ cut here ]------------ | [ 151.069442][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3240 | [ 151.069716][ T3240] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.070158][ T3240] Tainted: [W]=WARN [ 151.070260][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.070433][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.070620][ T3240] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.071092][ T3240] RSP: 0018:ffa0000001a6fa70 EFLAGS: 00010286 [ 151.071260][ T3240] RAX: 00000000ffffffa6 RBX: ff1100000b31d540 RCX: 1ff400000034df14 [ 151.071464][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d5fc [ 151.071676][ T3240] RBP: ff1100000a2dc000 R08: 1fe2200001663ac1 R09: ff1100000fc32e80 [ 151.071874][ T3240] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 151.072072][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2dc000 [ 151.072278][ T3240] FS: 00007f8380f55840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 151.072524][ T3240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.072695][ T3240] CR2: 000055f6a15ced5c CR3: 000000000c8e4006 CR4: 0000000000771ef0 [ 151.072896][ T3240] PKRU: 55555554 [ 151.072997][ T3240] Call Trace: [ 151.073096][ T3240] [ 151.073165][ T3240] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.073301][ T3240] ? notifier_call_chain (kernel/notifier.c:85) [ 151.073442][ T3240] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.073550][ T3240] register_netdevice (net/core/dev.c:11488) [ 151.073691][ T3240] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 151.073858][ T3240] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 151.073993][ T3240] register_netdev (net/core/dev.c:11552) [ 151.074128][ T3240] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 151.074268][ T3240] ops_init (net/core/net_namespace.c:137) [ 151.074377][ T3240] setup_net (net/core/net_namespace.c:446) [ 151.074480][ T3240] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 151.074624][ T3240] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 151.074758][ T3240] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 151.074895][ T3240] copy_net_ns (net/core/net_namespace.c:579) [ 151.075030][ T3240] create_new_namespaces (kernel/nsproxy.c:132) [ 151.075168][ T3240] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 151.075304][ T3240] ksys_unshare (kernel/fork.c:3243) [ 151.075445][ T3240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.075585][ T3240] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 151.075720][ T3240] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 151.075855][ T3240] ? __ia32_sys_open (fs/open.c:1374) [ 151.075991][ T3240] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 151.076124][ T3240] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 151.076257][ T3240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.076394][ T3240] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.076532][ T3240] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.076672][ T3240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.076838][ T3240] RIP: 0033:0x7f8381217bcb [ 151.076977][ T3240] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 151.077458][ T3240] RSP: 002b:00007ffeba620158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 151.077669][ T3240] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8381217bcb [ 151.077873][ T3240] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 151.078073][ T3240] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 151.078271][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeba622380 [ 151.078474][ T3240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeba623877 | [ 151.107630][ T3241] ------------[ cut here ]------------ | [ 151.107785][ T3241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3241 | [ 151.108076][ T3241] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.108552][ T3241] Tainted: [W]=WARN [ 151.108661][ T3241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.108834][ T3241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.109011][ T3241] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.109506][ T3241] RSP: 0018:ffa0000001aaee30 EFLAGS: 00010286 [ 151.109684][ T3241] RAX: 00000000ffffffa6 RBX: ff1100000fa25380 RCX: 1ff4000000355d8c [ 151.109889][ T3241] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2543c [ 151.110092][ T3241] RBP: ff110000136b1000 R08: 1fe2200001f44a89 R09: ff1100000fc35180 [ 151.110296][ T3241] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 151.110516][ T3241] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc75908 [ 151.110729][ T3241] FS: 00007fe952274840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 151.110969][ T3241] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.111142][ T3241] CR2: 000000000042ebe0 CR3: 0000000013557003 CR4: 0000000000771ef0 [ 151.111354][ T3241] PKRU: 55555554 [ 151.111456][ T3241] Call Trace: [ 151.111563][ T3241] [ 151.111641][ T3241] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.111778][ T3241] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.111915][ T3241] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.112019][ T3241] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 151.112158][ T3241] __dev_notify_flags (net/core/dev.c:9787) [ 151.112295][ T3241] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 151.112437][ T3241] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 151.112584][ T3241] ? netif_change_name (net/core/dev.c:1495) [ 151.112722][ T3241] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.112861][ T3241] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.112997][ T3241] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.113135][ T3241] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.113272][ T3241] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.113415][ T3241] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.113561][ T3241] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 151.113702][ T3241] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.113837][ T3241] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 151.113974][ T3241] veth_newlink (drivers/net/veth.c:1871) [ 151.114112][ T3241] ? veth_poll_controller (drivers/net/veth.c:1470) [ 151.114249][ T3241] ? kasan_save_stack (mm/kasan/common.c:57) [ 151.114392][ T3241] ? kasan_save_track (mm/kasan/common.c:78) [ 151.114535][ T3241] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 151.114692][ T3241] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 151.114829][ T3241] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 151.114968][ T3241] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 151.115103][ T3241] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 151.115242][ T3241] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 151.115385][ T3241] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 151.115531][ T3241] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 151.115672][ T3241] ? __dev_get_by_name (net/core/dev.c:883) [ 151.115807][ T3241] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 151.115950][ T3241] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 151.116093][ T3241] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.116233][ T3241] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.116374][ T3241] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.116516][ T3241] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.116658][ T3241] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.116798][ T3241] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.116939][ T3241] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.117077][ T3241] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.117213][ T3241] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.117354][ T3241] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.117491][ T3241] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.117639][ T3241] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.117780][ T3241] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.117917][ T3241] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.118055][ T3241] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.118190][ T3241] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.118327][ T3241] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.118472][ T3241] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.118619][ T3241] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.118758][ T3241] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.118897][ T3241] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.119034][ T3241] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.119172][ T3241] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.119310][ T3241] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.119455][ T3241] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.119606][ T3241] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.119745][ T3241] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.119885][ T3241] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.120053][ T3241] ? move_addr_to_kernel (net/socket.c:258) [ 151.120195][ T3241] ___sys_sendmsg (net/socket.c:2752) [ 151.120331][ T3241] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.120479][ T3241] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.120664][ T3241] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 151.120802][ T3241] __sys_sendmsg (net/socket.c:2784) [ 151.120940][ T3241] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.121080][ T3241] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 151.121217][ T3241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.121359][ T3241] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.121497][ T3241] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.121644][ T3241] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.121781][ T3241] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.121953][ T3241] RIP: 0033:0x7fe9524ae08e [ 151.122095][ T3241] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.122594][ T3241] RSP: 002b:00007fff776b4470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.122799][ T3241] RAX: ffffffffffffffda RBX: 00007fff776b4c20 RCX: 00007fe9524ae08e [ 151.123005][ T3241] RDX: 0000000000000000 RSI: 00007fff776b4520 RDI: 0000000000000005 [ 151.123207][ T3241] RBP: 00007fff776b4480 R08: 0000000000000000 R09: 0000000000000000 [ 151.123413][ T3241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.123626][ T3241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff776b4be0 | [ 151.131843][ T3241] ------------[ cut here ]------------ | [ 151.131989][ T3241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3241 | [ 151.132261][ T3241] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.132727][ T3241] Tainted: [W]=WARN [ 151.132829][ T3241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.133000][ T3241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.133177][ T3241] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.134233][ T3241] RSP: 0018:ffa0000001aaf1b0 EFLAGS: 00010286 [ 151.134465][ T3241] RAX: 00000000ffffffa6 RBX: ff1100000b25e900 RCX: 1ff4000000355dfc [ 151.134681][ T3241] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b25e9bc [ 151.134887][ T3241] RBP: ff1100000d8b9000 R08: 1fe220000164bd39 R09: ff1100000fc35180 [ 151.135088][ T3241] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 151.135291][ T3241] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 151.135556][ T3241] FS: 00007fe952274840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 151.135854][ T3241] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.136024][ T3241] CR2: 000000000042ebe0 CR3: 0000000013557003 CR4: 0000000000771ef0 [ 151.136228][ T3241] PKRU: 55555554 [ 151.136329][ T3241] Call Trace: [ 151.136487][ T3241] [ 151.136562][ T3241] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.136705][ T3241] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.136808][ T3241] __dev_notify_flags (net/core/dev.c:9787) [ 151.136943][ T3241] ? netif_change_name (net/core/dev.c:1495) [ 151.137080][ T3241] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 151.137215][ T3241] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 151.137411][ T3241] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 151.137556][ T3241] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 151.137696][ T3241] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 151.137831][ T3241] ? __dev_get_by_name (net/core/dev.c:883) [ 151.137966][ T3241] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 151.138107][ T3241] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 151.138246][ T3241] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.138441][ T3241] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.138584][ T3241] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.138720][ T3241] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.138857][ T3241] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.138991][ T3241] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.139129][ T3241] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.139266][ T3241] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.139460][ T3241] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.139603][ T3241] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.139738][ T3241] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.139877][ T3241] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.140023][ T3241] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.140158][ T3241] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.140303][ T3241] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.140495][ T3241] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.140641][ T3241] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.140778][ T3241] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.140913][ T3241] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.141054][ T3241] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.141190][ T3241] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.141325][ T3241] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.141526][ T3241] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.141665][ T3241] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.141801][ T3241] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.141938][ T3241] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.142075][ T3241] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.142212][ T3241] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.142436][ T3241] ? move_addr_to_kernel (net/socket.c:258) [ 151.142583][ T3241] ___sys_sendmsg (net/socket.c:2752) [ 151.142719][ T3241] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.142860][ T3241] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.143033][ T3241] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 151.143170][ T3241] __sys_sendmsg (net/socket.c:2784) [ 151.143311][ T3241] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.143513][ T3241] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 151.143653][ T3241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.143789][ T3241] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.143927][ T3241] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.144063][ T3241] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.144198][ T3241] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.144425][ T3241] RIP: 0033:0x7fe9524ae08e [ 151.144573][ T3241] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.145058][ T3241] RSP: 002b:00007fff776b4470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.145262][ T3241] RAX: ffffffffffffffda RBX: 00007fff776b4c20 RCX: 00007fe9524ae08e [ 151.145531][ T3241] RDX: 0000000000000000 RSI: 00007fff776b4520 RDI: 0000000000000005 [ 151.145739][ T3241] RBP: 00007fff776b4480 R08: 0000000000000000 R09: 0000000000000000 [ 151.145940][ T3241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.146139][ T3241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff776b4be0 | [ 151.178851][ T3242] ------------[ cut here ]------------ | [ 151.179012][ T3242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3242 | [ 151.179278][ T3242] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.179741][ T3242] Tainted: [W]=WARN [ 151.179841][ T3242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.180006][ T3242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.180176][ T3242] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.180662][ T3242] RSP: 0018:ffa0000001abf020 EFLAGS: 00010286 [ 151.180828][ T3242] RAX: 00000000ffffffa6 RBX: ff1100000b25ec80 RCX: 1ff4000000357dca [ 151.181025][ T3242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b25ed3c [ 151.181222][ T3242] RBP: ff1100000d8b9000 R08: 1fe220000164bda9 R09: ff1100000e902e58 [ 151.181427][ T3242] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 151.181637][ T3242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 151.181833][ T3242] FS: 00007f59d741f840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 151.182063][ T3242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.182230][ T3242] CR2: 000000001eb8f988 CR3: 000000000b34d005 CR4: 0000000000771ef0 [ 151.182431][ T3242] PKRU: 55555554 [ 151.182534][ T3242] Call Trace: [ 151.182638][ T3242] [ 151.182706][ T3242] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.182839][ T3242] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.182938][ T3242] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.183071][ T3242] __dev_notify_flags (net/core/dev.c:9787) [ 151.183207][ T3242] ? netif_change_name (net/core/dev.c:1495) [ 151.183339][ T3242] ? __dev_change_flags (net/core/dev.c:9752) [ 151.183476][ T3242] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 151.183613][ T3242] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.183750][ T3242] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 151.183890][ T3242] netif_change_flags (net/core/dev.c:9820) [ 151.184029][ T3242] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.184162][ T3242] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 151.184297][ T3242] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 151.184435][ T3242] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.184611][ T3242] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.184744][ T3242] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.184876][ T3242] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 151.185005][ T3242] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.185137][ T3242] ? __kernel_text_address (kernel/extable.c:79) [ 151.185269][ T3242] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.185411][ T3242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.185547][ T3242] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.185686][ T3242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.185822][ T3242] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.185957][ T3242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.186088][ T3242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.186221][ T3242] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 151.186361][ T3242] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 151.186495][ T3242] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 151.186636][ T3242] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.186770][ T3242] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 151.186906][ T3242] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 151.187045][ T3242] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.187177][ T3242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.187308][ T3242] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.187445][ T3242] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.187586][ T3242] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.187722][ T3242] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.187855][ T3242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.187987][ T3242] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.188119][ T3242] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.188250][ T3242] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.188396][ T3242] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.188538][ T3242] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.188675][ T3242] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.188808][ T3242] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.188940][ T3242] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.189072][ T3242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.189203][ T3242] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.189335][ T3242] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.189471][ T3242] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.189617][ T3242] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.189754][ T3242] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.189885][ T3242] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.190019][ T3242] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.190154][ T3242] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.190287][ T3242] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.190425][ T3242] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.190563][ T3242] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.190700][ T3242] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.190833][ T3242] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.190966][ T3242] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.191097][ T3242] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.191258][ T3242] ? move_addr_to_kernel (net/socket.c:258) [ 151.191395][ T3242] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.191533][ T3242] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.191672][ T3242] ___sys_sendmsg (net/socket.c:2752) [ 151.191803][ T3242] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 151.191968][ T3242] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.192114][ T3242] __sys_sendmsg (net/socket.c:2784) [ 151.192246][ T3242] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.192383][ T3242] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 151.192554][ T3242] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 151.192688][ T3242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.192821][ T3242] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.192952][ T3242] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.193083][ T3242] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.193217][ T3242] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.193384][ T3242] RIP: 0033:0x7f59d765908e [ 151.193528][ T3242] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.193998][ T3242] RSP: 002b:00007ffcd0c4e290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.194199][ T3242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f59d765908e [ 151.194400][ T3242] RDX: 0000000000000000 RSI: 00007ffcd0c4e340 RDI: 0000000000000005 [ 151.194605][ T3242] RBP: 00007ffcd0c4e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 151.194801][ T3242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.194998][ T3242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd0c4ea10 | [ 151.225455][ T3243] ------------[ cut here ]------------ | [ 151.225658][ T3243] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3243 | [ 151.225972][ T3243] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.226609][ T3243] Tainted: [W]=WARN [ 151.226851][ T3243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.227148][ T3243] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.227461][ T3243] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.227992][ T3243] RSP: 0018:ffa0000001acf020 EFLAGS: 00010286 [ 151.228208][ T3243] RAX: 00000000ffffffa6 RBX: ff1100000b25f8c0 RCX: 1ff4000000359dca [ 151.228466][ T3243] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b25f97c [ 151.228741][ T3243] RBP: ff110000136b1000 R08: 1fe220000164bf31 R09: ff1100000e900b58 [ 151.228987][ T3243] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 151.229233][ T3243] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 151.229506][ T3243] FS: 00007fdc99f4c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 151.229796][ T3243] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.230011][ T3243] CR2: 000000000e11a988 CR3: 000000000ed6e002 CR4: 0000000000771ef0 [ 151.230260][ T3243] PKRU: 55555554 [ 151.230423][ T3243] Call Trace: [ 151.230581][ T3243] [ 151.230708][ T3243] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.230891][ T3243] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.231043][ T3243] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.231222][ T3243] __dev_notify_flags (net/core/dev.c:9787) [ 151.231423][ T3243] ? netif_change_name (net/core/dev.c:1495) [ 151.231619][ T3243] ? __dev_change_flags (net/core/dev.c:9752) [ 151.231804][ T3243] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 151.231987][ T3243] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.232171][ T3243] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 151.232370][ T3243] netif_change_flags (net/core/dev.c:9820) [ 151.232563][ T3243] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.232757][ T3243] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 151.232946][ T3243] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 151.233128][ T3243] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.233344][ T3243] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.233548][ T3243] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.233738][ T3243] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 151.233920][ T3243] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.234108][ T3243] ? __kernel_text_address (kernel/extable.c:79) [ 151.234295][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.234496][ T3243] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.234698][ T3243] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.234880][ T3243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.235061][ T3243] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.235242][ T3243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.235437][ T3243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.235641][ T3243] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 151.235827][ T3243] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 151.236009][ T3243] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 151.236192][ T3243] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.236390][ T3243] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 151.236585][ T3243] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 151.236777][ T3243] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.236963][ T3243] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.237146][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.237330][ T3243] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.237531][ T3243] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.237727][ T3243] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.237914][ T3243] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.238092][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.238276][ T3243] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.238468][ T3243] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.238668][ T3243] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.238852][ T3243] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.239036][ T3243] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.239218][ T3243] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.239415][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.239613][ T3243] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.239798][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.239982][ T3243] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.240163][ T3243] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.240360][ T3243] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.240555][ T3243] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.240747][ T3243] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.240933][ T3243] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.241116][ T3243] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.241300][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.241496][ T3243] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.241700][ T3243] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.241884][ T3243] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.242068][ T3243] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.242251][ T3243] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.242449][ T3243] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.242683][ T3243] ? move_addr_to_kernel (net/socket.c:258) [ 151.242867][ T3243] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.243049][ T3243] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.243233][ T3243] ___sys_sendmsg (net/socket.c:2752) [ 151.243428][ T3243] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 151.243661][ T3243] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.243857][ T3243] __sys_sendmsg (net/socket.c:2784) [ 151.244039][ T3243] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.244218][ T3243] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 151.244449][ T3243] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 151.244650][ T3243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.244834][ T3243] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.245016][ T3243] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.245201][ T3243] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.245398][ T3243] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.245630][ T3243] RIP: 0033:0x7fdc9a18608e [ 151.245820][ T3243] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.246335][ T3243] RSP: 002b:00007ffcb34506c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.246611][ T3243] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc9a18608e [ 151.246858][ T3243] RDX: 0000000000000000 RSI: 00007ffcb3450770 RDI: 0000000000000005 [ 151.247105][ T3243] RBP: 00007ffcb34506d0 R08: 0000000000000000 R09: 0000000000000000 [ 151.247366][ T3243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.247631][ T3243] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb3450e40 | [ 151.250138][ T38] ------------[ cut here ]------------ | [ 151.250272][ T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38 | [ 151.250527][ T38] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.250965][ T38] Tainted: [W]=WARN [ 151.251055][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.251206][ T38] Workqueue: events_unbound linkwatch_event [ 151.251374][ T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.251540][ T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.251971][ T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286 [ 151.252122][ T38] RAX: 00000000ffffffa6 RBX: ff1100000c002e40 RCX: 1ff4000000055f02 [ 151.252304][ T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c002efc [ 151.252571][ T38] RBP: ff1100000d8b9000 R08: 1fe22000018005e1 R09: ff11000001da2ea8 [ 151.252756][ T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 151.252940][ T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 151.253119][ T38] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 151.253331][ T38] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.253490][ T38] CR2: 00007fe952341574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 151.253683][ T38] PKRU: 55555554 [ 151.253773][ T38] Call Trace: [ 151.253862][ T38] [ 151.253926][ T38] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.254048][ T38] ? notifier_call_chain (kernel/notifier.c:85) [ 151.254168][ T38] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.254261][ T38] netif_state_change (net/core/dev.c:1605) [ 151.254389][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.254547][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 151.254673][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 151.254796][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.254921][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 151.255041][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 151.255167][ T38] process_one_work (kernel/workqueue.c:3314) [ 151.255294][ T38] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 151.255420][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.255552][ T38] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 151.255692][ T38] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 151.255814][ T38] kthread (kernel/kthread.c:436) [ 151.255905][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.256056][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 151.256178][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 151.256316][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 151.256477][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 151.256608][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 151.256734][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 151.327374][ T3245] ------------[ cut here ]------------ | [ 151.327539][ T3245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3245 | [ 151.327803][ T3245] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.328239][ T3245] Tainted: [W]=WARN [ 151.328338][ T3245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.328516][ T3245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.328689][ T3245] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.329156][ T3245] RSP: 0018:ffa0000001aef150 EFLAGS: 00010286 [ 151.329322][ T3245] RAX: 00000000ffffffa6 RBX: ff11000012b24580 RCX: 1ff400000035ddf0 [ 151.329525][ T3245] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b2463c [ 151.329721][ T3245] RBP: ff110000136b1000 R08: 1fe22000025648c9 R09: ff1100001018d158 [ 151.329916][ T3245] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 151.330108][ T3245] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b3b9fc0 [ 151.330305][ T3245] FS: 00007f2050164840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 151.330549][ T3245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.330717][ T3245] CR2: 00000000004ebb28 CR3: 000000000b34d004 CR4: 0000000000771ef0 [ 151.330912][ T3245] PKRU: 55555554 [ 151.331011][ T3245] Call Trace: [ 151.331107][ T3245] [ 151.331175][ T3245] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.331308][ T3245] ? notifier_call_chain (kernel/notifier.c:85) [ 151.331443][ T3245] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.331548][ T3245] netif_state_change (net/core/dev.c:1605) [ 151.331683][ T3245] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.331853][ T3245] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 151.332017][ T3245] linkwatch_sync_dev (net/core/link_watch.c:295) [ 151.332148][ T3245] rtnl_getlink (net/core/rtnetlink.c:4273) [ 151.332280][ T3245] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.332415][ T3245] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.332549][ T3245] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 151.332684][ T3245] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.332813][ T3245] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.332945][ T3245] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.333091][ T3245] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.333220][ T3245] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.333356][ T3245] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.333485][ T3245] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.333625][ T3245] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.333758][ T3245] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.333889][ T3245] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 151.334023][ T3245] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.334152][ T3245] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.334284][ T3245] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.334419][ T3245] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.334558][ T3245] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.334690][ T3245] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.334821][ T3245] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.334955][ T3245] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.335087][ T3245] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.335221][ T3245] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.335353][ T3245] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.335487][ T3245] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.335628][ T3245] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.335764][ T3245] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.335898][ T3245] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.336032][ T3245] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.336166][ T3245] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.336301][ T3245] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.336436][ T3245] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.336572][ T3245] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.336738][ T3245] ? move_addr_to_kernel (net/socket.c:258) [ 151.336869][ T3245] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.337003][ T3245] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.337165][ T3245] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.337296][ T3245] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.337467][ T3245] ___sys_sendmsg (net/socket.c:2752) [ 151.337608][ T3245] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.337737][ T3245] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.337876][ T3245] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 151.338005][ T3245] ? do_getsockname (net/socket.c:2192) [ 151.338138][ T3245] __sys_sendmsg (net/socket.c:2784) [ 151.338268][ T3245] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.338406][ T3245] ? __sys_getsockname (net/socket.c:2210) [ 151.338542][ T3245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.338678][ T3245] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.338810][ T3245] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.338940][ T3245] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.339070][ T3245] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.339232][ T3245] RIP: 0033:0x7f205039e08e [ 151.339372][ T3245] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.339846][ T3245] RSP: 002b:00007ffc3b7524f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.340041][ T3245] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f205039e08e [ 151.340236][ T3245] RDX: 0000000000000000 RSI: 00007ffc3b7525a0 RDI: 0000000000000006 [ 151.340435][ T3245] RBP: 00007ffc3b752500 R08: 0000000000000000 R09: 0000000000000000 [ 151.340640][ T3245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.340831][ T3245] R13: 00007ffc3b752650 R14: 000000000000000d R15: 00007ffc3b75487a | [ 151.425161][ T3248] ------------[ cut here ]------------ | [ 151.425337][ T3248] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3248 | [ 151.425623][ T3248] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.426073][ T3248] Tainted: [W]=WARN [ 151.426176][ T3248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.426351][ T3248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.426534][ T3248] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.427019][ T3248] RSP: 0018:ffa0000001b0f1b0 EFLAGS: 00010286 [ 151.427190][ T3248] RAX: 00000000ffffffa6 RBX: ff110000028ffc40 RCX: 1ff4000000361dfc [ 151.427394][ T3248] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffcfc [ 151.427607][ T3248] RBP: ff110000138c9000 R08: 1fe220000051ffa1 R09: ff11000009742e80 [ 151.427807][ T3248] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 151.428006][ T3248] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 151.428208][ T3248] FS: 00007feb660ba840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 151.428449][ T3248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.428628][ T3248] CR2: 00007feb66394cb0 CR3: 000000000b34d006 CR4: 0000000000771ef0 [ 151.428835][ T3248] PKRU: 55555554 [ 151.428935][ T3248] Call Trace: [ 151.429036][ T3248] [ 151.429106][ T3248] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.429244][ T3248] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.429352][ T3248] __dev_notify_flags (net/core/dev.c:9787) [ 151.429489][ T3248] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 151.429638][ T3248] ? netif_change_name (net/core/dev.c:1495) [ 151.429777][ T3248] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 151.429913][ T3248] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 151.430051][ T3248] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 151.430186][ T3248] ? __dev_get_by_name (net/core/dev.c:883) [ 151.430322][ T3248] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 151.430474][ T3248] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 151.430622][ T3248] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.430759][ T3248] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.430894][ T3248] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.431029][ T3248] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.431163][ T3248] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.431297][ T3248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.431442][ T3248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.431595][ T3248] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.431730][ T3248] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.431864][ T3248] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.432001][ T3248] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.432135][ T3248] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.432272][ T3248] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.432412][ T3248] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.432555][ T3248] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.432693][ T3248] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.432828][ T3248] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.432968][ T3248] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.433104][ T3248] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.433240][ T3248] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.433382][ T3248] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.433527][ T3248] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.433670][ T3248] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.433806][ T3248] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.433945][ T3248] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.434083][ T3248] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.434218][ T3248] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.434358][ T3248] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.434531][ T3248] ? move_addr_to_kernel (net/socket.c:258) [ 151.434675][ T3248] ___sys_sendmsg (net/socket.c:2752) [ 151.434808][ T3248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.434942][ T3248] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.435087][ T3248] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 151.435225][ T3248] __sys_sendmsg (net/socket.c:2784) [ 151.435362][ T3248] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.435507][ T3248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.435646][ T3248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.435783][ T3248] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.435919][ T3248] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.436054][ T3248] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.436191][ T3248] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.436362][ T3248] RIP: 0033:0x7feb662f408e [ 151.436511][ T3248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.436999][ T3248] RSP: 002b:00007ffe8425c750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.437204][ T3248] RAX: ffffffffffffffda RBX: 00007ffe8425cf00 RCX: 00007feb662f408e [ 151.437407][ T3248] RDX: 0000000000000000 RSI: 00007ffe8425c800 RDI: 0000000000000005 [ 151.437620][ T3248] RBP: 00007ffe8425c760 R08: 0000000000000000 R09: 0000000000000000 [ 151.437821][ T3248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.438026][ T3248] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8425ced0 | [ 151.480149][ T3249] ------------[ cut here ]------------ | [ 151.480318][ T3249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3249 | [ 151.480604][ T3249] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.481052][ T3249] Tainted: [W]=WARN [ 151.481154][ T3249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.481323][ T3249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.481511][ T3249] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.481995][ T3249] RSP: 0018:ffa0000001b1f1b0 EFLAGS: 00010286 [ 151.482165][ T3249] RAX: 00000000ffffffa6 RBX: ff11000006050ac0 RCX: 1ff4000000363dfc [ 151.482370][ T3249] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050b7c [ 151.482577][ T3249] RBP: ff1100001365c000 R08: 1fe2200000c0a171 R09: ff11000009740b80 [ 151.482783][ T3249] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 151.482983][ T3249] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 151.483186][ T3249] FS: 00007fb3ceb10840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 151.483425][ T3249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.483644][ T3249] CR2: 00007fb3ced09460 CR3: 000000000b34d002 CR4: 0000000000771ef0 [ 151.483850][ T3249] PKRU: 55555554 [ 151.483952][ T3249] Call Trace: [ 151.484053][ T3249] [ 151.484123][ T3249] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.484263][ T3249] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.484374][ T3249] __dev_notify_flags (net/core/dev.c:9787) [ 151.484515][ T3249] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 151.484657][ T3249] ? netif_change_name (net/core/dev.c:1495) [ 151.484796][ T3249] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 151.484934][ T3249] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 151.485071][ T3249] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 151.485206][ T3249] ? __dev_get_by_name (net/core/dev.c:883) [ 151.485341][ T3249] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 151.485489][ T3249] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 151.485637][ T3249] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.485774][ T3249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.485908][ T3249] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.486042][ T3249] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.486175][ T3249] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.486309][ T3249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.486453][ T3249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.486597][ T3249] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.486731][ T3249] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.486864][ T3249] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.487000][ T3249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.487136][ T3249] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.487270][ T3249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.487409][ T3249] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.487555][ T3249] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.487694][ T3249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.487837][ T3249] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.487975][ T3249] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.488109][ T3249] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.488250][ T3249] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.488396][ T3249] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.488541][ T3249] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.488682][ T3249] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.488818][ T3249] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.488955][ T3249] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.489091][ T3249] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.489226][ T3249] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.489365][ T3249] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.489543][ T3249] ? move_addr_to_kernel (net/socket.c:258) [ 151.489688][ T3249] ___sys_sendmsg (net/socket.c:2752) [ 151.489823][ T3249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.489958][ T3249] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.490102][ T3249] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 151.490238][ T3249] __sys_sendmsg (net/socket.c:2784) [ 151.490381][ T3249] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.490583][ T3249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.490718][ T3249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.490855][ T3249] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.490989][ T3249] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.491123][ T3249] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.491259][ T3249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.491431][ T3249] RIP: 0033:0x7fb3ced4a08e [ 151.491580][ T3249] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.492062][ T3249] RSP: 002b:00007ffd19930510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.492266][ T3249] RAX: ffffffffffffffda RBX: 00007ffd19930cc0 RCX: 00007fb3ced4a08e [ 151.492476][ T3249] RDX: 0000000000000000 RSI: 00007ffd199305c0 RDI: 0000000000000005 [ 151.492688][ T3249] RBP: 00007ffd19930520 R08: 0000000000000000 R09: 0000000000000000 [ 151.492897][ T3249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.493096][ T3249] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd19930c90 | [ 151.527026][ T3250] ------------[ cut here ]------------ | [ 151.527208][ T3250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3250 | [ 151.527477][ T3250] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.527944][ T3250] Tainted: [W]=WARN [ 151.528046][ T3250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.528211][ T3250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.528389][ T3250] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.528898][ T3250] RSP: 0018:ffa0000001b2f020 EFLAGS: 00010286 [ 151.529065][ T3250] RAX: 00000000ffffffa6 RBX: ff1100000c17b1c0 RCX: 1ff4000000365dca [ 151.529263][ T3250] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17b27c [ 151.529463][ T3250] RBP: ff110000138c9000 R08: 1fe220000182f651 R09: ff1100000ffcd158 [ 151.529671][ T3250] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 151.529866][ T3250] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 151.530067][ T3250] FS: 00007f11b8618840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 151.530302][ T3250] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.530488][ T3250] CR2: 000000000d98d988 CR3: 000000000b34d005 CR4: 0000000000771ef0 [ 151.530694][ T3250] PKRU: 55555554 [ 151.530792][ T3250] Call Trace: [ 151.530891][ T3250] [ 151.530959][ T3250] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.531093][ T3250] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.531193][ T3250] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.531324][ T3250] __dev_notify_flags (net/core/dev.c:9787) [ 151.531459][ T3250] ? netif_change_name (net/core/dev.c:1495) [ 151.531601][ T3250] ? __dev_change_flags (net/core/dev.c:9752) [ 151.531733][ T3250] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 151.531866][ T3250] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.532001][ T3250] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 151.532134][ T3250] netif_change_flags (net/core/dev.c:9820) [ 151.532265][ T3250] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.532403][ T3250] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 151.532545][ T3250] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 151.532682][ T3250] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.532848][ T3250] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.532980][ T3250] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.533115][ T3250] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 151.533248][ T3250] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.533387][ T3250] ? __kernel_text_address (kernel/extable.c:79) [ 151.533527][ T3250] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.533661][ T3250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.533792][ T3250] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.533930][ T3250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.534062][ T3250] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.534190][ T3250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.534324][ T3250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.534471][ T3250] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 151.534615][ T3250] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 151.534761][ T3250] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 151.534891][ T3250] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.535024][ T3250] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 151.535158][ T3250] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 151.535293][ T3250] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.535432][ T3250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.535571][ T3250] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.535708][ T3250] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.535841][ T3250] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.535972][ T3250] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.536105][ T3250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.536236][ T3250] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.536371][ T3250] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.536511][ T3250] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.536649][ T3250] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.536783][ T3250] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.536915][ T3250] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.537046][ T3250] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.537177][ T3250] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.537311][ T3250] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.537461][ T3250] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.537607][ T3250] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.537738][ T3250] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.537869][ T3250] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.538006][ T3250] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.538138][ T3250] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.538272][ T3250] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.538426][ T3250] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.538566][ T3250] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.538706][ T3250] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.538839][ T3250] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.538972][ T3250] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.539106][ T3250] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.539237][ T3250] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.539374][ T3250] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.539542][ T3250] ? move_addr_to_kernel (net/socket.c:258) [ 151.539680][ T3250] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.539812][ T3250] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.539944][ T3250] ___sys_sendmsg (net/socket.c:2752) [ 151.540075][ T3250] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 151.540238][ T3250] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.540390][ T3250] __sys_sendmsg (net/socket.c:2784) [ 151.540529][ T3250] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.540664][ T3250] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 151.540828][ T3250] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 151.540960][ T3250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.541093][ T3250] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.541222][ T3250] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.541357][ T3250] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.541490][ T3250] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.541661][ T3250] RIP: 0033:0x7f11b885208e [ 151.541798][ T3250] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.542279][ T3250] RSP: 002b:00007ffcd258f180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.542502][ T3250] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f11b885208e [ 151.542706][ T3250] RDX: 0000000000000000 RSI: 00007ffcd258f230 RDI: 0000000000000005 [ 151.542901][ T3250] RBP: 00007ffcd258f190 R08: 0000000000000000 R09: 0000000000000000 [ 151.543098][ T3250] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.543294][ T3250] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd258f900 | [ 151.571779][ T3251] ------------[ cut here ]------------ | [ 151.571961][ T3251] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3251 | [ 151.572229][ T3251] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.572692][ T3251] Tainted: [W]=WARN [ 151.572810][ T3251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.572979][ T3251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.573148][ T3251] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.573638][ T3251] RSP: 0018:ffa0000001b3f020 EFLAGS: 00010286 [ 151.573807][ T3251] RAX: 00000000ffffffa6 RBX: ff1100000996e740 RCX: 1ff4000000367dca [ 151.574003][ T3251] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996e7fc [ 151.574199][ T3251] RBP: ff1100001365c000 R08: 1fe220000132dd01 R09: ff1100000ffcae58 [ 151.574405][ T3251] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 [ 151.574613][ T3251] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 151.574811][ T3251] FS: 00007fbf4f97a840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 151.575038][ T3251] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.575204][ T3251] CR2: 000000002270c988 CR3: 000000000b34d006 CR4: 0000000000771ef0 [ 151.575409][ T3251] PKRU: 55555554 [ 151.575512][ T3251] Call Trace: [ 151.575615][ T3251] [ 151.575682][ T3251] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.576035][ T3251] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.576136][ T3251] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.576271][ T3251] __dev_notify_flags (net/core/dev.c:9787) [ 151.576472][ T3251] ? netif_change_name (net/core/dev.c:1495) [ 151.576616][ T3251] ? __dev_change_flags (net/core/dev.c:9752) [ 151.576755][ T3251] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 151.576888][ T3251] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.577020][ T3251] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 151.577156][ T3251] netif_change_flags (net/core/dev.c:9820) [ 151.577291][ T3251] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.577521][ T3251] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 151.577671][ T3251] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 151.577805][ T3251] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.577968][ T3251] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.578099][ T3251] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.578230][ T3251] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 151.578429][ T3251] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.578661][ T3251] ? __kernel_text_address (kernel/extable.c:79) [ 151.578796][ T3251] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.578933][ T3251] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.579066][ T3251] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.579199][ T3251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.579332][ T3251] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.579537][ T3251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.579673][ T3251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.579807][ T3251] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 151.579941][ T3251] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 151.580073][ T3251] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 151.580205][ T3251] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 151.580342][ T3251] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 151.580597][ T3251] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 151.580733][ T3251] rtnl_newlink (net/core/rtnetlink.c:4150) [ 151.580866][ T3251] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.580999][ T3251] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.581133][ T3251] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.581266][ T3251] ? mark_usage (kernel/locking/lockdep.c:4674) [ 151.581665][ T3251] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.581800][ T3251] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.581932][ T3251] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.582078][ T3251] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.582210][ T3251] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.582344][ T3251] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 151.582567][ T3251] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 151.582704][ T3251] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.582834][ T3251] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.582972][ T3251] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.583105][ T3251] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.583235][ T3251] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.583426][ T3251] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 151.583565][ T3251] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.583701][ T3251] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.583840][ T3251] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.583973][ T3251] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.584106][ T3251] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.584239][ T3251] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.584435][ T3251] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.584576][ T3251] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 151.584714][ T3251] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 151.584847][ T3251] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 151.584981][ T3251] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 151.585113][ T3251] ? copy_msghdr_from_user (net/socket.c:2635) [ 151.585246][ T3251] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 151.585416][ T3251] ? move_addr_to_kernel (net/socket.c:258) [ 151.585557][ T3251] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.585692][ T3251] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.585825][ T3251] ___sys_sendmsg (net/socket.c:2752) [ 151.585957][ T3251] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 151.586122][ T3251] ? copy_msghdr_from_user (net/socket.c:2603) [ 151.586266][ T3251] __sys_sendmsg (net/socket.c:2784) [ 151.586403][ T3251] ? __sys_sendmsg_sock (net/socket.c:2765) [ 151.586541][ T3251] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 151.586711][ T3251] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 151.586843][ T3251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.586976][ T3251] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.587112][ T3251] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.587255][ T3251] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.587394][ T3251] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.587561][ T3251] RIP: 0033:0x7fbf4fbb408e [ 151.587704][ T3251] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.588193][ T3251] RSP: 002b:00007ffea48618b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.588394][ T3251] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbf4fbb408e [ 151.588597][ T3251] RDX: 0000000000000000 RSI: 00007ffea4861960 RDI: 0000000000000005 [ 151.588794][ T3251] RBP: 00007ffea48618c0 R08: 0000000000000000 R09: 0000000000000000 [ 151.588989][ T3251] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d049 [ 151.589186][ T3251] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea4862030 | [ 151.953658][ T12] ------------[ cut here ]------------ | [ 151.953836][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 151.954093][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.954703][ T12] Tainted: [W]=WARN [ 151.954798][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.954953][ T12] Workqueue: netns cleanup_net [ 151.955086][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.955248][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.955707][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 151.955867][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8900 RCX: 1ff4000000018ec7 [ 151.956050][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed89bc [ 151.956235][ T12] RBP: ff110000138c9000 R08: 1fe2200001ddb139 R09: ff11000001aed1d0 [ 151.956423][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 151.956619][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 151.956805][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 151.957022][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.957179][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 151.957381][ T12] PKRU: 55555554 [ 151.957474][ T12] Call Trace: [ 151.957571][ T12] [ 151.957642][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 151.957769][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 151.957869][ T12] netif_close_many (net/core/dev.c:1804) [ 151.957995][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 151.958119][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 151.958273][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 151.958433][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.958562][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 151.958724][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 151.958850][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 151.958974][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 151.959097][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 151.959220][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 151.959344][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 151.959481][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 151.959618][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 151.959740][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.959870][ T12] cleanup_net (net/core/net_namespace.c:702) [ 151.959993][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 151.960115][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 151.960239][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.960369][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.960493][ T12] process_one_work (kernel/workqueue.c:3314) [ 151.960628][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 151.960748][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.960876][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 151.961003][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 151.961126][ T12] kthread (kernel/kthread.c:436) [ 151.961219][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.961379][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.961507][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 151.961637][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 151.961788][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 151.961912][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.962034][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 151.965159][ T12] ------------[ cut here ]------------ | [ 151.965294][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 151.965545][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.965983][ T12] Tainted: [W]=WARN [ 151.966072][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.966222][ T12] Workqueue: netns cleanup_net [ 151.966358][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.966519][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.966945][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 151.967094][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f000 RCX: 1ff4000000018eed [ 151.967271][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f0bc [ 151.967455][ T12] RBP: ff11000008dd9000 R08: 1fe2200001f65e19 R09: ff11000001aed1d0 [ 151.967642][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 151.967815][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 151.967995][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 151.968201][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.968355][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 151.968538][ T12] PKRU: 55555554 [ 151.968631][ T12] Call Trace: [ 151.968719][ T12] [ 151.968781][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 151.968939][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 151.969086][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 151.969204][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 151.969322][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 151.969443][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 151.969566][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 151.969691][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 151.969810][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 151.969927][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.970047][ T12] cleanup_net (net/core/net_namespace.c:702) [ 151.970165][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 151.970284][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 151.970414][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.970537][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.970662][ T12] process_one_work (kernel/workqueue.c:3314) [ 151.970784][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 151.970903][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.971025][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 151.971147][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 151.971265][ T12] kthread (kernel/kthread.c:436) [ 151.971364][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.971515][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.971637][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 151.971755][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 151.971903][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 151.972020][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.972139][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 151.981290][ T12] ------------[ cut here ]------------ | [ 151.981519][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 151.981765][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.982299][ T12] Tainted: [W]=WARN [ 151.982448][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.982622][ T12] Workqueue: netns cleanup_net [ 151.982749][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.982905][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.983322][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 151.983526][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f0200 RCX: 1ff4000000018eed [ 151.983706][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f02bc [ 151.983884][ T12] RBP: ff110000061dc000 R08: 1fe2200001c1e059 R09: ff11000001aed1d0 [ 151.984059][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 151.984235][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 151.984461][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 151.984681][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.984830][ T12] CR2: 000055f6a15ced5c CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 151.985015][ T12] PKRU: 55555554 [ 151.985103][ T12] Call Trace: [ 151.985192][ T12] [ 151.985282][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 151.985483][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 151.985642][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 151.985765][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 151.985884][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 151.986003][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 151.986121][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 151.986243][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 151.986411][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 151.986536][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.986663][ T12] cleanup_net (net/core/net_namespace.c:702) [ 151.986814][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 151.986936][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 151.987055][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.987173][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.987294][ T12] process_one_work (kernel/workqueue.c:3314) [ 151.987462][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 151.987593][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.987721][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 151.987849][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 151.987969][ T12] kthread (kernel/kthread.c:436) [ 151.988060][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.988207][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.988449][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 151.988581][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 151.988733][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 151.988850][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.988970][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 151.992116][ T12] ------------[ cut here ]------------ | [ 151.992254][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 151.992510][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 151.992943][ T12] Tainted: [W]=WARN [ 151.993039][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.993193][ T12] Workqueue: netns cleanup_net [ 151.993318][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 151.993488][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 151.993921][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 151.994073][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f03c0 RCX: 1ff4000000018eed [ 151.994252][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f047c [ 151.994451][ T12] RBP: ff110000101f4000 R08: 1fe2200001c1e091 R09: ff11000001aed1d0 [ 151.994639][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 151.994816][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 151.994996][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 151.995216][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.995376][ T12] CR2: 00007f4e2a8f7580 CR3: 000000000a958005 CR4: 0000000000771ef0 [ 151.995562][ T12] PKRU: 55555554 [ 151.995656][ T12] Call Trace: [ 151.995745][ T12] [ 151.995814][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 151.995972][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 151.996122][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 151.996246][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 151.996374][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 151.996492][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 151.996621][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 151.996743][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 151.996864][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 151.996983][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.997103][ T12] cleanup_net (net/core/net_namespace.c:702) [ 151.997223][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 151.997342][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 151.997470][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.997604][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.997724][ T12] process_one_work (kernel/workqueue.c:3314) [ 151.997847][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 151.997968][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.998094][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 151.998219][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 151.998338][ T12] kthread (kernel/kthread.c:436) [ 151.998435][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.998594][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.998712][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 151.998831][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 151.998981][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 151.999098][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 151.999219][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.001267][ T12] ------------[ cut here ]------------ | [ 152.001417][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 152.001657][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.002080][ T12] Tainted: [W]=WARN [ 152.002172][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.002321][ T12] Workqueue: netns cleanup_net [ 152.002448][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.002616][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.003041][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.003191][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f0040 RCX: 1ff4000000018eed [ 152.003377][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f00fc [ 152.003559][ T12] RBP: ff110000091f1000 R08: 1fe2200001c1e021 R09: ff11000001aed1d0 [ 152.003740][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.003921][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.004108][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.004320][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.004475][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.004663][ T12] PKRU: 55555554 [ 152.004754][ T12] Call Trace: [ 152.004844][ T12] [ 152.004908][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.005062][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.005211][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.005334][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.005466][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.005596][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.005716][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.005837][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.005959][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.006078][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.006202][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.006323][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.006450][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.006576][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.006701][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.006822][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.006947][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.007068][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.007194][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.007320][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.007445][ T12] kthread (kernel/kthread.c:436) [ 152.007550][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.007706][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.007826][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.007950][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.008099][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.008218][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.008338][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.010593][ T12] ------------[ cut here ]------------ | [ 152.010716][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 152.010951][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.011381][ T12] Tainted: [W]=WARN [ 152.011471][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.011636][ T12] Workqueue: netns cleanup_net [ 152.011761][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.011922][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.012360][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.012515][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6e40 RCX: 1ff4000000018eed [ 152.012697][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b6efc [ 152.012873][ T12] RBP: ff1100000eaf4000 R08: 1fe2200001936de1 R09: ff11000001aed1d0 [ 152.013053][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.013230][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.013416][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.013640][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.013789][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.013969][ T12] PKRU: 55555554 [ 152.014057][ T12] Call Trace: [ 152.014145][ T12] [ 152.014207][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.014372][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.014529][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.014652][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.014776][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.014902][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.015025][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.015149][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.015274][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.015399][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.015530][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.015654][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.015774][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.015895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.016016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.016138][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.016262][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.016386][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.016514][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.016643][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.016762][ T12] kthread (kernel/kthread.c:436) [ 152.016852][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.017002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.017122][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.017243][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.017401][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.017533][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.017654][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.026683][ T12] ------------[ cut here ]------------ | [ 152.026824][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 152.027058][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.027595][ T12] Tainted: [W]=WARN [ 152.027690][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.027911][ T12] Workqueue: netns cleanup_net [ 152.028035][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.028188][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.028707][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.028856][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b63c0 RCX: 1ff4000000018eed [ 152.029107][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b647c [ 152.029285][ T12] RBP: ff1100000bb11000 R08: 1fe2200001936c91 R09: ff11000001aed1d0 [ 152.029548][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.029729][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.029909][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.030192][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.030339][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.030609][ T12] PKRU: 55555554 [ 152.030698][ T12] Call Trace: [ 152.030785][ T12] [ 152.030846][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.030998][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.031218][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.031337][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.031461][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.031590][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.031780][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.031901][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.032020][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.032138][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.032333][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.032458][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.032588][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.032710][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.032901][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.033024][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.033148][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.033267][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.033397][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.033526][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.033655][ T12] kthread (kernel/kthread.c:436) [ 152.033744][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.033965][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.034086][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.034204][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.034359][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.034557][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.034682][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.038804][ T12] ------------[ cut here ]------------ | [ 152.038942][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.039180][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.040467][ T12] Tainted: [W]=WARN [ 152.040568][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.040723][ T12] Workqueue: netns cleanup_net [ 152.040941][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.041097][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.041635][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.041876][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7a80 RCX: 1ff4000000018eed [ 152.042054][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7b3c [ 152.042231][ T12] RBP: ff110000134c1000 R08: 1fe2200001936f69 R09: ff11000001aed1d0 [ 152.042510][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.042695][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.042874][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.043173][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.043324][ T12] CR2: 00007ffe3b2299c8 CR3: 0000000001f74003 CR4: 0000000000771ef0 [ 152.043604][ T12] PKRU: 55555554 [ 152.043694][ T12] Call Trace: [ 152.043783][ T12] [ 152.043846][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.043997][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.044143][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.044261][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.044476][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.044606][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.044725][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.044844][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.044964][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.045080][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.045202][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.045321][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.045536][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.045662][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.045779][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.045901][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.046024][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.046142][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.046266][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.046486][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.046615][ T12] kthread (kernel/kthread.c:436) [ 152.046705][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.046853][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.046971][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.047092][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.047238][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.047427][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.047561][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.050602][ T12] ------------[ cut here ]------------ | [ 152.050729][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 152.050966][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.051403][ T12] Tainted: [W]=WARN [ 152.051491][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.051651][ T12] Workqueue: netns cleanup_net [ 152.051772][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.051928][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.052361][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.052516][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7e00 RCX: 1ff4000000018eed [ 152.052692][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7ebc [ 152.052865][ T12] RBP: ff11000008d94000 R08: 1fe2200001936fd9 R09: ff11000001aed1d0 [ 152.053040][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.053221][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.053449][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.053667][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.053814][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.053994][ T12] PKRU: 55555554 [ 152.054086][ T12] Call Trace: [ 152.054173][ T12] [ 152.054238][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.054436][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.054594][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.054717][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.054837][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.054956][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.055076][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.055196][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.055315][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.055480][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.055613][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.055732][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.055849][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.055967][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.056082][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.056202][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.056324][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.056488][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.056619][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.056742][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.056861][ T12] kthread (kernel/kthread.c:436) [ 152.056949][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.057104][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.057224][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.057395][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.057551][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.057678][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.057796][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.066918][ T12] ------------[ cut here ]------------ | [ 152.067040][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 152.067274][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.067712][ T12] Tainted: [W]=WARN [ 152.067802][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.067950][ T12] Workqueue: netns cleanup_net [ 152.068073][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.068226][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.068658][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.068808][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b6900 RCX: 1ff4000000018eed [ 152.068987][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b69bc [ 152.069162][ T12] RBP: ff1100000eb01000 R08: 1fe2200001936d39 R09: ff11000001aed1d0 [ 152.069338][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.069876][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.070059][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.070264][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.070417][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.070606][ T12] PKRU: 55555554 [ 152.070695][ T12] Call Trace: [ 152.070784][ T12] [ 152.070851][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.071002][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.071149][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.071269][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.071392][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.071511][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.071638][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.071760][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.071879][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.071997][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.072118][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.072237][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.072359][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.072480][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.072608][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.072730][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.072854][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.072974][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.073098][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.073223][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.073342][ T12] kthread (kernel/kthread.c:436) [ 152.073437][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.073598][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.073718][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.073838][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.073992][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.074110][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.074228][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.076481][ T12] ------------[ cut here ]------------ | [ 152.076613][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 152.076841][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.077267][ T12] Tainted: [W]=WARN [ 152.077363][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.077519][ T12] Workqueue: netns cleanup_net [ 152.077647][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.077802][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.078228][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.078384][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c9b7c40 RCX: 1ff4000000018eed [ 152.078571][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c9b7cfc [ 152.078752][ T12] RBP: ff110000138c9000 R08: 1fe2200001936fa1 R09: ff11000001aed1d0 [ 152.078929][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.079108][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.079286][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.079502][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.079652][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.079832][ T12] PKRU: 55555554 [ 152.079922][ T12] Call Trace: [ 152.080012][ T12] [ 152.080074][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.080226][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.080379][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.080505][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.080627][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.080744][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.080863][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.080985][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.081107][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.081226][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.081353][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.081473][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.081601][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.081722][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.081839][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.081960][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.082083][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.082201][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.082324][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.082458][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.082588][ T12] kthread (kernel/kthread.c:436) [ 152.082677][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.082824][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.082944][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.083066][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.083215][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.083336][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.083461][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.095028][ T12] ------------[ cut here ]------------ | [ 152.095163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 152.095420][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.095891][ T12] Tainted: [W]=WARN [ 152.095985][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.096141][ T12] Workqueue: netns cleanup_net [ 152.096273][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.096447][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.096922][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 152.097088][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff000 RCX: 1ff4000000018eaf [ 152.097276][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff0bc [ 152.097469][ T12] RBP: ff1100000d8b9000 R08: 1fe220000051fe19 R09: ff11000001aed1d0 [ 152.097668][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 152.097855][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000136b1000 [ 152.098049][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.098269][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.098438][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.098644][ T12] PKRU: 55555554 [ 152.098739][ T12] Call Trace: [ 152.098837][ T12] [ 152.098904][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.099034][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.099131][ T12] netif_close_many (net/core/dev.c:1804) [ 152.099259][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.099394][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.099525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.099653][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 152.099785][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 152.099941][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 152.100098][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.100228][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.100387][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.100519][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.100649][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 152.100809][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 152.100934][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 152.101059][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.101186][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.101324][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 152.101456][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 152.101594][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.101718][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.101844][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.101972][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.102096][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.102228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.102412][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.102601][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.102729][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.102853][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.102985][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.103115][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.103244][ T12] kthread (kernel/kthread.c:436) [ 152.103338][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.103558][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.103685][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.103811][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.103967][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.104091][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.104222][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.109887][ T12] ------------[ cut here ]------------ | [ 152.110032][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.110284][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.110749][ T12] Tainted: [W]=WARN [ 152.110855][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.111012][ T12] Workqueue: netns cleanup_net [ 152.111144][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.111309][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.111778][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 152.111937][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff4000000018eaf [ 152.112128][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 152.112316][ T12] RBP: ff110000136b1000 R08: 1fe2200001663821 R09: ff11000001aed1d0 [ 152.112510][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 152.112703][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 152.112896][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.113119][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.113276][ T12] CR2: 00007ffe3b229cc8 CR3: 000000000c774001 CR4: 0000000000771ef0 [ 152.113528][ T12] PKRU: 55555554 [ 152.113623][ T12] Call Trace: [ 152.113716][ T12] [ 152.113781][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.113921][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 152.114051][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.114148][ T12] netif_close_many (net/core/dev.c:1804) [ 152.114274][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.114408][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.114540][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.114670][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 152.114796][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 152.114954][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 152.115111][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.115239][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.115399][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.115534][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.115664][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 152.115820][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 152.115951][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 152.116076][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.116202][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.116333][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 152.116473][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 152.116616][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.116742][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.116873][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.116999][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.117121][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.117249][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.117383][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.117513][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.117647][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.117772][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.117903][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.118033][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.118157][ T12] kthread (kernel/kthread.c:436) [ 152.118251][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.118410][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.118546][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.118675][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.118832][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.118957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.119083][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.121479][ T12] ------------[ cut here ]------------ | [ 152.121615][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.121853][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.122301][ T12] Tainted: [W]=WARN [ 152.122401][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.122558][ T12] Workqueue: netns cleanup_net [ 152.122688][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.122849][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.123285][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 152.123446][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf000 RCX: 1ff4000000018ed5 [ 152.123637][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf0bc [ 152.123814][ T12] RBP: ff1100000d8b9000 R08: 1fe2200001ad7e19 R09: ff11000001aed1d0 [ 152.123991][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.124170][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.124356][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.124571][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.124726][ T12] CR2: 00007ffe3b229cc8 CR3: 000000000c774001 CR4: 0000000000771ef0 [ 152.124907][ T12] PKRU: 55555554 [ 152.124998][ T12] Call Trace: [ 152.125086][ T12] [ 152.125150][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.125305][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.125458][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.125590][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.125709][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 152.125862][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 152.125984][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.126105][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.126226][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 152.126352][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 152.126474][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.126603][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.126725][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.126844][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.126963][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.127083][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.127202][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.127323][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.127450][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.127575][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.127706][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.127831][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.127954][ T12] kthread (kernel/kthread.c:436) [ 152.128045][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.128194][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.128315][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.128441][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.128598][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.128718][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.128840][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.131123][ T12] ------------[ cut here ]------------ | [ 152.131250][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.132081][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.132569][ T12] Tainted: [W]=WARN [ 152.132666][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.132819][ T12] Workqueue: netns cleanup_net [ 152.132945][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.133108][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.133598][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 152.133754][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6be3c0 RCX: 1ff4000000018ed5 [ 152.133936][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be47c [ 152.134113][ T12] RBP: ff110000136b1000 R08: 1fe2200001ad7c91 R09: ff11000001aed1d0 [ 152.134293][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.134526][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.134711][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.134919][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.135069][ T12] CR2: 00007ffe3b229cc8 CR3: 000000000c774001 CR4: 0000000000771ef0 [ 152.135251][ T12] PKRU: 55555554 [ 152.135342][ T12] Call Trace: [ 152.135524][ T12] [ 152.135593][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.135746][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.135901][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.136022][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.136143][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 152.136298][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 152.136467][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.136604][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.136730][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 152.136852][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 152.136975][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.137095][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.137221][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.137344][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.137517][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.137644][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.137764][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.137889][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.138015][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.138135][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.138262][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.138434][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.138562][ T12] kthread (kernel/kthread.c:436) [ 152.138655][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.138811][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.138931][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.139053][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.139206][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.139328][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.139493][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.145101][ T12] ------------[ cut here ]------------ | [ 152.145232][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.145487][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.145925][ T12] Tainted: [W]=WARN [ 152.146014][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.146164][ T12] Workqueue: netns cleanup_net [ 152.146295][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.146457][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.146894][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 152.147045][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec040 RCX: 1ff4000000018ed5 [ 152.147225][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec0fc [ 152.147407][ T12] RBP: ff110000103d4000 R08: 1fe2200001d3d821 R09: ff11000001aed1d0 [ 152.147600][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.147778][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.147958][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.148165][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.148315][ T12] CR2: 00007ffe3b229cc8 CR3: 000000000c774001 CR4: 0000000000771ef0 [ 152.148510][ T12] PKRU: 55555554 [ 152.148609][ T12] Call Trace: [ 152.148699][ T12] [ 152.148761][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.148923][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.149070][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.149192][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.149313][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 152.149472][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 152.149614][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.149738][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.149860][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 152.149982][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 152.150106][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.150226][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.150354][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.150474][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.150603][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.150726][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.150845][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.150967][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.151091][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.151213][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.151339][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.151488][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.151622][ T12] kthread (kernel/kthread.c:436) [ 152.151712][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.151860][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.151980][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.152103][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.152256][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.152384][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.152509][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.190763][ T12] ------------[ cut here ]------------ | [ 152.190912][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.191163][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.191633][ T12] Tainted: [W]=WARN [ 152.191727][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.191882][ T12] Workqueue: netns cleanup_net [ 152.192012][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.192177][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.192646][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 152.192805][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996ec80 RCX: 1ff4000000018ec7 [ 152.192992][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996ed3c [ 152.193177][ T12] RBP: ff1100001365c000 R08: 1fe220000132dda9 R09: ff11000001aed1d0 [ 152.193373][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 152.193568][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 152.193758][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.193975][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.194134][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.194322][ T12] PKRU: 55555554 [ 152.194426][ T12] Call Trace: [ 152.194526][ T12] [ 152.194595][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.194720][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.194815][ T12] netif_close_many (net/core/dev.c:1804) [ 152.194945][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 152.195065][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 152.195224][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 152.195383][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.195514][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.195672][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.195796][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.195920][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.196045][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.196167][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.196292][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.196471][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.196610][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.196733][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.196857][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.196982][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.197104][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.197229][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.197425][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.197610][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.197741][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.197862][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.197990][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.198116][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.198240][ T12] kthread (kernel/kthread.c:436) [ 152.198333][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.198543][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.198671][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.198793][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.198944][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.199071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.199195][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.201888][ T12] ------------[ cut here ]------------ | [ 152.202011][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.202242][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.202678][ T12] Tainted: [W]=WARN [ 152.202768][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.202915][ T12] Workqueue: netns cleanup_net [ 152.203038][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.203199][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.203635][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.203788][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f65380 RCX: 1ff4000000018eed [ 152.203963][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6543c [ 152.204137][ T12] RBP: ff1100000a2dc000 R08: 1fe22000011eca89 R09: ff11000001aed1d0 [ 152.204311][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.204506][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.204696][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.204900][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.205047][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.205230][ T12] PKRU: 55555554 [ 152.205317][ T12] Call Trace: [ 152.205410][ T12] [ 152.205471][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.205630][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.205775][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.205897][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.206016][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.206139][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.206257][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.206382][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.206508][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.206629][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.206750][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.206870][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.206987][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.207108][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.207225][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.207351][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.207473][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.207601][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.207724][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.207846][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.207964][ T12] kthread (kernel/kthread.c:436) [ 152.208052][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.208197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.208314][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.208437][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.208592][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.208709][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.208827][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.211698][ T12] ------------[ cut here ]------------ | [ 152.211822][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.212048][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.212475][ T12] Tainted: [W]=WARN [ 152.212568][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.212727][ T12] Workqueue: netns cleanup_net [ 152.212855][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.213009][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.213437][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.213615][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28ac0 RCX: 1ff4000000018eed [ 152.213789][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28b7c [ 152.213965][ T12] RBP: ff11000008d0c000 R08: 1fe2200001f45171 R09: ff11000001aed1d0 [ 152.214147][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.214327][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.214515][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.214725][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.214872][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.215048][ T12] PKRU: 55555554 [ 152.215136][ T12] Call Trace: [ 152.215225][ T12] [ 152.215286][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.215441][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.215593][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.215711][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.215830][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.215948][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.216067][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.216190][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.216315][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.216438][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.216567][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.216692][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.216808][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.216929][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.217049][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.217170][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.217291][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.217414][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.217548][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.217676][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.217793][ T12] kthread (kernel/kthread.c:436) [ 152.217886][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.218040][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.218163][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.218282][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.218441][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.218564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.218686][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.220951][ T12] ------------[ cut here ]------------ | [ 152.221068][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.221298][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.221740][ T12] Tainted: [W]=WARN [ 152.221830][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.221983][ T12] Workqueue: netns cleanup_net [ 152.222106][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.222263][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.222698][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.222845][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29380 RCX: 1ff4000000018eed [ 152.223020][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2943c [ 152.223197][ T12] RBP: ff110000138d1000 R08: 1fe2200001f45289 R09: ff11000001aed1d0 [ 152.223385][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.223563][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.223742][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.223946][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.224092][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.224271][ T12] PKRU: 55555554 [ 152.224362][ T12] Call Trace: [ 152.224450][ T12] [ 152.224516][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.224672][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.224821][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.224945][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.225063][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.225182][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.225305][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.225430][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.225553][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.225675][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.225795][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.225913][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.226030][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.226154][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.226272][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.226396][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.226523][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.226646][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.226767][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.226890][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.227008][ T12] kthread (kernel/kthread.c:436) [ 152.227098][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.227245][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.227370][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.227489][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.227647][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.227768][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.227890][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.240303][ T12] ------------[ cut here ]------------ | [ 152.240435][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.240678][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.241097][ T12] Tainted: [W]=WARN [ 152.241186][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.241333][ T12] Workqueue: netns cleanup_net [ 152.241460][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.241622][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.242040][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.242188][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28580 RCX: 1ff4000000018eed [ 152.242374][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2863c [ 152.242558][ T12] RBP: ff110000099f4000 R08: 1fe2200001f450c9 R09: ff11000001aed1d0 [ 152.242735][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.242909][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.243084][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.243289][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.243441][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.243628][ T12] PKRU: 55555554 [ 152.243714][ T12] Call Trace: [ 152.243800][ T12] [ 152.243861][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.244015][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.244160][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.244277][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.244402][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.244525][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.244647][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.244766][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.244885][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.245001][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.245121][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.245239][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.246162][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.246284][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.246446][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.246618][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.246739][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.246857][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.246978][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.247100][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.247217][ T12] kthread (kernel/kthread.c:436) [ 152.247305][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.247503][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.247637][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.247755][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.247902][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.248024][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.248145][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.250487][ T12] ------------[ cut here ]------------ | [ 152.250617][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.250844][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.251263][ T12] Tainted: [W]=WARN [ 152.251358][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.251507][ T12] Workqueue: netns cleanup_net [ 152.251639][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.251790][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.252206][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.252359][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9a740 RCX: 1ff4000000018eed [ 152.252536][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a7fc [ 152.252715][ T12] RBP: ff1100000b859000 R08: 1fe22000017f3501 R09: ff11000001aed1d0 [ 152.252890][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.253062][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.253246][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.253508][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.253660][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.253837][ T12] PKRU: 55555554 [ 152.253924][ T12] Call Trace: [ 152.254010][ T12] [ 152.254071][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.254222][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.254413][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.254584][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.254704][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.254820][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.254939][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.255061][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.255180][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.255298][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.255464][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.255592][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.255712][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.255834][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.255950][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.256070][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.256192][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.256309][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.256476][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.256614][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.256732][ T12] kthread (kernel/kthread.c:436) [ 152.256820][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.256965][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.257086][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.257205][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.257397][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.257521][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.257645][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.259921][ T12] ------------[ cut here ]------------ | [ 152.260038][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.260268][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.260708][ T12] Tainted: [W]=WARN [ 152.260797][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.260947][ T12] Workqueue: netns cleanup_net [ 152.261079][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.261240][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.261680][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.261831][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1540 RCX: 1ff4000000018eed [ 152.262011][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe15fc [ 152.262196][ T12] RBP: ff11000007f91000 R08: 1fe2200001ffc2c1 R09: ff11000001aed1d0 [ 152.262426][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.262660][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.262836][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.263043][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.263192][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.263414][ T12] PKRU: 55555554 [ 152.263508][ T12] Call Trace: [ 152.263598][ T12] [ 152.263660][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.263809][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.263956][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.264074][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.264198][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.264314][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.264482][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.264621][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.264742][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.264863][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.264987][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.265104][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.265222][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.265340][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.265510][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.265639][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.265760][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.265877][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.265998][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.266124][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.266242][ T12] kthread (kernel/kthread.c:436) [ 152.266332][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.266530][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.266650][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.266769][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.266919][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.267036][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.267153][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.270044][ T12] ------------[ cut here ]------------ | [ 152.270164][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 152.270401][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.270832][ T12] Tainted: [W]=WARN [ 152.270925][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.271070][ T12] Workqueue: netns cleanup_net [ 152.271194][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.271344][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.271786][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.271933][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe18c0 RCX: 1ff4000000018eed [ 152.272107][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe197c [ 152.272279][ T12] RBP: ff11000010289000 R08: 1fe2200001ffc331 R09: ff11000001aed1d0 [ 152.272550][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.272735][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.272909][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.273113][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.273258][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.273536][ T12] PKRU: 55555554 [ 152.273627][ T12] Call Trace: [ 152.273718][ T12] [ 152.273780][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.273934][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.274080][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.274197][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.274313][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.274543][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.274665][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.274784][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.274907][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.275023][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.275142][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.275259][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.275467][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.275593][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.275717][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.275838][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.275959][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.276076][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.276198][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.276319][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.276535][ T12] kthread (kernel/kthread.c:436) [ 152.276628][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.276773][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.276891][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.277008][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.277154][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.277271][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.277481][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.280159][ T12] ------------[ cut here ]------------ | [ 152.280327][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 152.280649][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.281187][ T12] Tainted: [W]=WARN [ 152.281326][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.281550][ T12] Workqueue: netns cleanup_net [ 152.281732][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.281936][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.282417][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.282637][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1000 RCX: 1ff4000000018eed [ 152.282863][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe10bc [ 152.283087][ T12] RBP: ff1100000a39c000 R08: 1fe2200001ffc219 R09: ff11000001aed1d0 [ 152.283311][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 152.283553][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.283788][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 152.284047][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.284244][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.284485][ T12] PKRU: 55555554 [ 152.284640][ T12] Call Trace: [ 152.284780][ T12] [ 152.284892][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.285095][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.285291][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.285474][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.285663][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.285831][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.286000][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.286173][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.286361][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.286536][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.286717][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.286887][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.287052][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.287223][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.287408][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.287592][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.287771][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.287940][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.288114][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.288289][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.288470][ T12] kthread (kernel/kthread.c:436) [ 152.288624][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.288831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.289007][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.289180][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.289392][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.289571][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.289752][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.292219][ T12] ------------[ cut here ]------------ | [ 152.292396][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 152.292692][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.293211][ T12] Tainted: [W]=WARN [ 152.293362][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.293569][ T12] Workqueue: netns cleanup_net [ 152.293750][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.293958][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.294436][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.294654][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0200 RCX: 1ff4000000018eed [ 152.294883][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe02bc [ 152.295105][ T12] RBP: ff11000007f99000 R08: 1fe2200001ffc059 R09: ff11000001aed1d0 [ 152.295329][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 152.295575][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.295811][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 152.296070][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.296268][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.296517][ T12] PKRU: 55555554 [ 152.296666][ T12] Call Trace: [ 152.296805][ T12] [ 152.296916][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.297122][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.297318][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.297510][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.297693][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.297861][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.298031][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.298204][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.298391][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.298569][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.298750][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.298922][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.299092][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.299263][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.299448][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.299636][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.299819][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.299990][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.300165][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.300339][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.300531][ T12] kthread (kernel/kthread.c:436) [ 152.300683][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.300882][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.301056][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.301227][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.301441][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.301627][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.301801][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.304490][ T12] ------------[ cut here ]------------ | [ 152.304668][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 152.304950][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.305487][ T12] Tainted: [W]=WARN [ 152.305644][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.305841][ T12] Workqueue: netns cleanup_net [ 152.306014][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.306220][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.306725][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 152.306927][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0040 RCX: 1ff4000000018eed [ 152.307152][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe00fc [ 152.307395][ T12] RBP: ff1100001365c000 R08: 1fe2200001ffc021 R09: ff11000001aed1d0 [ 152.307637][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 152.307862][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.308090][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 152.308360][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.308575][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.308814][ T12] PKRU: 55555554 [ 152.308955][ T12] Call Trace: [ 152.309094][ T12] [ 152.309206][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.309425][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.309641][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 152.309817][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 152.309991][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 152.310161][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 152.310333][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 152.310529][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 152.310715][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.310885][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.311062][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.311235][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.311420][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.311606][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.311782][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.311955][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.312130][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.312302][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.312505][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.312693][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.312864][ T12] kthread (kernel/kthread.c:436) [ 152.313005][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.313203][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.313389][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.313570][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.313782][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.313955][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.314125][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.329370][ T12] ------------[ cut here ]------------ | [ 152.329555][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 152.329853][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.330397][ T12] Tainted: [W]=WARN [ 152.330543][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.330754][ T12] Workqueue: netns cleanup_net [ 152.330945][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.331153][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.331714][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 152.331967][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c4151c0 RCX: 1ff4000000018ed5 [ 152.332243][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41527c [ 152.332552][ T12] RBP: ff1100000e89c000 R08: 1fe2200001882a51 R09: ff11000001aed1d0 [ 152.332838][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 152.333117][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.333411][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 152.333742][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.333988][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 152.334266][ T12] PKRU: 55555554 [ 152.334467][ T12] Call Trace: [ 152.334668][ T12] [ 152.334832][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 152.335085][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 152.335337][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.335644][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 152.335867][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.336086][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.336306][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 152.336550][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 152.336783][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 152.337004][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.337224][ T12] cleanup_net (net/core/net_namespace.c:702) [ 152.337458][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 152.337693][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 152.337915][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.338133][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.338374][ T12] process_one_work (kernel/workqueue.c:3314) [ 152.338617][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.338834][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.339009][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.339184][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.339367][ T12] kthread (kernel/kthread.c:436) [ 152.339515][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.339724][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.339898][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.340070][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.340269][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.340456][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 152.340646][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.346000][ T3283] ------------[ cut here ]------------ | [ 152.346152][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.346420][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.346873][ T3283] Tainted: [W]=WARN [ 152.346975][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.347140][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.347313][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.347812][ T3283] RSP: 0018:ffa0000001befa80 EFLAGS: 00010286 [ 152.347979][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000c415700 RCX: 1ff400000037df16 [ 152.348176][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4157bc [ 152.348378][ T3283] RBP: ff1100000a81c000 R08: 1fe2200001882af9 R09: ff1100000fcb8b80 [ 152.348588][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.348786][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000 [ 152.348983][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.349216][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.349390][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.349598][ T3283] PKRU: 55555554 [ 152.349698][ T3283] Call Trace: [ 152.349797][ T3283] [ 152.349866][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.350000][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.350134][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.350236][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.350377][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.350549][ T3283] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.350688][ T3283] register_netdev (net/core/dev.c:11552) [ 152.350819][ T3283] loopback_net_init (drivers/net/loopback.c:218) [ 152.350952][ T3283] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 152.351088][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.351191][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.351291][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.351427][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.351567][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.351706][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.351843][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.351980][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.352119][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.352253][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.352392][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.352531][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.352669][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.352803][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.352935][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.353075][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.353207][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.353339][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.353478][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.353657][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.353796][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.354271][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.354486][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.354693][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.354891][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.355102][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.355300][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.359638][ T3283] ------------[ cut here ]------------ | [ 152.359775][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.360030][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.360513][ T3283] Tainted: [W]=WARN [ 152.360619][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.360782][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.360953][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.361425][ T3283] RSP: 0018:ffa0000001bef918 EFLAGS: 00010286 [ 152.361601][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000b636040 RCX: 1ff400000037dee9 [ 152.361798][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6360fc [ 152.361995][ T3283] RBP: ff1100000ca94000 R08: 1fe22000016c6c21 R09: ff1100000fcb8b80 [ 152.362189][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.362393][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca94000 [ 152.362597][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.362828][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.362994][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.363192][ T3283] PKRU: 55555554 [ 152.363290][ T3283] Call Trace: [ 152.363392][ T3283] [ 152.363461][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.363599][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.363732][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.363833][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.363967][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.364131][ T3283] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.364265][ T3283] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.364403][ T3283] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.364540][ T3283] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.364676][ T3283] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.364806][ T3283] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.364940][ T3283] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.365076][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.365175][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.365275][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.365409][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.365543][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.365681][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.365814][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.365949][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.366081][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.366213][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.366344][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.366482][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.366627][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.366760][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.366891][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.367021][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.367152][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.367286][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.367422][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.367594][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.367730][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.368200][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.368405][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.368609][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.368804][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.369001][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.369196][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.374236][ T3283] ------------[ cut here ]------------ | [ 152.374400][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.374677][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.375119][ T3283] Tainted: [W]=WARN [ 152.375220][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.375392][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.375574][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.376052][ T3283] RSP: 0018:ffa0000001bef8f8 EFLAGS: 00010286 [ 152.376219][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000ff5b1c0 RCX: 1ff400000037dee5 [ 152.376484][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b27c [ 152.376692][ T3283] RBP: ff110000095e4000 R08: 1fe2200001feb651 R09: ff1100000fcb8b80 [ 152.376890][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.377087][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095e4000 [ 152.377287][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.377589][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.377757][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.377958][ T3283] PKRU: 55555554 [ 152.378057][ T3283] Call Trace: [ 152.378155][ T3283] [ 152.378224][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.378413][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.378552][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.378659][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.378793][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.378959][ T3283] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.379094][ T3283] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.379229][ T3283] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.379418][ T3283] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.379559][ T3283] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.379695][ T3283] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.379829][ T3283] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 152.379966][ T3283] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 152.380103][ T3283] vti_init_net (net/ipv4/ip_vti.c:517) [ 152.380238][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.380340][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.380502][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.380640][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.380774][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.380909][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.381044][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.381179][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.381313][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.381509][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.381648][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.381781][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.381914][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.382048][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.382180][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.382313][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.382509][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.382651][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.382784][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.382948][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.383085][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.383635][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.383835][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.384034][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.384231][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.384490][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.384704][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.395725][ T3283] ------------[ cut here ]------------ | [ 152.395869][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.396133][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.396675][ T3283] Tainted: [W]=WARN [ 152.396775][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.396941][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.397110][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.397597][ T3283] RSP: 0018:ffa0000001befa78 EFLAGS: 00010286 [ 152.397763][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000bf6ce40 RCX: 1ff400000037df15 [ 152.397961][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6cefc [ 152.398158][ T3283] RBP: ff1100000a869000 R08: 1fe22000017ed9e1 R09: ff1100000fcb8b80 [ 152.398359][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.398560][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a869000 [ 152.398762][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.398994][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.399159][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.399365][ T3283] PKRU: 55555554 [ 152.399464][ T3283] Call Trace: [ 152.399567][ T3283] [ 152.399642][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.399775][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.399907][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.400008][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.400141][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.400304][ T3283] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.400446][ T3283] register_netdev (net/core/dev.c:11552) [ 152.400589][ T3283] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 152.400723][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.400824][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.400925][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.401056][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.401188][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.401326][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.401463][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.401611][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.401744][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.401875][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.402007][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.402138][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.402272][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.402411][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.402548][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.402685][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.402816][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.402950][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.403081][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.403243][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.403385][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.403862][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.404063][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.404260][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.404460][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.404663][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.404860][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.409200][ T3283] ------------[ cut here ]------------ | [ 152.409337][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.409617][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.410055][ T3283] Tainted: [W]=WARN [ 152.410154][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.410321][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.410501][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.410979][ T3283] RSP: 0018:ffa0000001befa68 EFLAGS: 00010286 [ 152.411147][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000a186740 RCX: 1ff400000037df13 [ 152.411352][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1867fc [ 152.411558][ T3283] RBP: ff110000028c9000 R08: 1fe2200001430d01 R09: ff1100000fcb8b80 [ 152.411776][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.411975][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000028c9000 [ 152.412173][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.412411][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.412588][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.412789][ T3283] PKRU: 55555554 [ 152.412890][ T3283] Call Trace: [ 152.412990][ T3283] [ 152.413058][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.413191][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.413324][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.413430][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.413571][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.413745][ T3283] register_netdev (net/core/dev.c:11552) [ 152.413878][ T3283] sit_init_net (net/ipv6/sit.c:1860) [ 152.414013][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.414114][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.414215][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.414352][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.414486][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.414628][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.414761][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.414896][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.415029][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.415160][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.415292][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.415432][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.415572][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.415711][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.415844][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.415976][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.416106][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.416238][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.416376][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.416548][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.416691][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.417161][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.417365][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.417567][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.417771][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.417968][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.418165][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.423913][ T3283] ------------[ cut here ]------------ | [ 152.424055][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.424328][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.424787][ T3283] Tainted: [W]=WARN [ 152.424888][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.425062][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.425237][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.425733][ T3283] RSP: 0018:ffa0000001befa78 EFLAGS: 00010286 [ 152.425902][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000b676200 RCX: 1ff400000037df15 [ 152.426103][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6762bc [ 152.426305][ T3283] RBP: ff110000058b4000 R08: 1fe22000016cec59 R09: ff1100000fcb8b80 [ 152.426515][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.426720][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058b4000 [ 152.426931][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.427164][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.427332][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.427543][ T3283] PKRU: 55555554 [ 152.427649][ T3283] Call Trace: [ 152.427749][ T3283] [ 152.427818][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.427954][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.428091][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.428193][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.428328][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.428563][ T3283] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.428705][ T3283] register_netdev (net/core/dev.c:11552) [ 152.428839][ T3283] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 152.428976][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.429078][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.429180][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.429314][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.429514][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.429710][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.429845][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.429984][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.430119][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.430254][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.430445][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.430591][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.430740][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.430876][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.431010][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.431143][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.431276][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.431468][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.431612][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.431778][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.431917][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.432458][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.432677][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.432888][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.433089][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.433289][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.433551][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.438194][ T3283] ------------[ cut here ]------------ | [ 152.438337][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.438620][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.439060][ T3283] Tainted: [W]=WARN [ 152.439160][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.439326][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.440061][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.440605][ T3283] RSP: 0018:ffa0000001bef918 EFLAGS: 00010286 [ 152.440830][ T3283] RAX: 00000000ffffffa6 RBX: ff11000006051a80 RCX: 1ff400000037dee9 [ 152.441028][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051b3c [ 152.441227][ T3283] RBP: ff11000012a14000 R08: 1fe2200000c0a369 R09: ff1100000fcb8b80 [ 152.441480][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.441689][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a14000 [ 152.441887][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.442119][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.442287][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.442548][ T3283] PKRU: 55555554 [ 152.442653][ T3283] Call Trace: [ 152.442750][ T3283] [ 152.442820][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.442953][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.443086][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.443188][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.443323][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.443550][ T3283] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.443692][ T3283] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.443825][ T3283] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.443957][ T3283] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.444091][ T3283] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.444224][ T3283] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.444416][ T3283] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.444558][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.444662][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.444763][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.444895][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.445032][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.445173][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.445312][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.445510][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.445650][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.445782][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.445915][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.446057][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.446190][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.446326][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.446519][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.446657][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.446788][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.446921][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.447060][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.447227][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.447425][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.447910][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.448111][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.448308][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.448566][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.448772][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.448970][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.453698][ T3283] ------------[ cut here ]------------ | [ 152.453836][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.454096][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.454547][ T3283] Tainted: [W]=WARN [ 152.454653][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.454817][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.454989][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.455463][ T3283] RSP: 0018:ffa0000001bef918 EFLAGS: 00010286 [ 152.455641][ T3283] RAX: 00000000ffffffa6 RBX: ff110000137dee40 RCX: 1ff400000037dee9 [ 152.455841][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137deefc [ 152.456038][ T3283] RBP: ff1100000ef3c000 R08: 1fe22000026fbde1 R09: ff1100000fcb8b80 [ 152.456236][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.456439][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef3c000 [ 152.456646][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.456880][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.457046][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.457245][ T3283] PKRU: 55555554 [ 152.457343][ T3283] Call Trace: [ 152.457448][ T3283] [ 152.457523][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.457660][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.457794][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.457898][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.458031][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.458201][ T3283] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.458336][ T3283] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.458473][ T3283] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.458614][ T3283] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.458750][ T3283] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.458883][ T3283] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.459023][ T3283] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.459159][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.459261][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.459366][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.459503][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.459641][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.459777][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.459912][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.460047][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.460180][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.460311][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.460969][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.461103][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.461237][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.461429][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.461567][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.461703][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.461834][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.461967][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.462097][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.462262][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.462460][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.462997][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.463196][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.463449][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.463657][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.463853][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.464049][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.475744][ T3283] ------------[ cut here ]------------ | [ 152.475885][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.476145][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.476601][ T3283] Tainted: [W]=WARN [ 152.476703][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.476870][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.477042][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.477536][ T3283] RSP: 0018:ffa0000001bef918 EFLAGS: 00010286 [ 152.477709][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000eecdc40 RCX: 1ff400000037dee9 [ 152.477907][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdcfc [ 152.478106][ T3283] RBP: ff11000008dc4000 R08: 1fe2200001dd9ba1 R09: ff1100000fcb8b80 [ 152.478302][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.478510][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dc4000 [ 152.478715][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.478949][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.479116][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.479317][ T3283] PKRU: 55555554 [ 152.479421][ T3283] Call Trace: [ 152.479525][ T3283] [ 152.479597][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.479732][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.479866][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.479967][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.480102][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.480269][ T3283] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.480411][ T3283] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.480552][ T3283] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.480690][ T3283] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.480825][ T3283] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.480960][ T3283] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.481114][ T3283] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.481250][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.481358][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.481461][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.481606][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.481740][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.481875][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.482011][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.482150][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.482285][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.482424][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.482564][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.482704][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.482838][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.482974][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.483106][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.483244][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.483383][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.483521][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.483658][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.483822][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.483962][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.484437][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.484646][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.484845][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.485045][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.485244][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.485448][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.489885][ T3283] ------------[ cut here ]------------ | [ 152.490024][ T3283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3283 | [ 152.490288][ T3283] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.490747][ T3283] Tainted: [W]=WARN [ 152.490848][ T3283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.491018][ T3283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.491194][ T3283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.491695][ T3283] RSP: 0018:ffa0000001befa70 EFLAGS: 00010286 [ 152.491866][ T3283] RAX: 00000000ffffffa6 RBX: ff1100000eecd000 RCX: 1ff400000037df14 [ 152.492071][ T3283] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd0bc [ 152.492274][ T3283] RBP: ff11000004dbc000 R08: 1fe2200001dd9a19 R09: ff1100000fcb8b80 [ 152.492480][ T3283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.492694][ T3283] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004dbc000 [ 152.492899][ T3283] FS: 00007ff98ef72840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.493135][ T3283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.493303][ T3283] CR2: 00007ff98f179430 CR3: 000000001388f005 CR4: 0000000000771ef0 [ 152.493517][ T3283] PKRU: 55555554 [ 152.493623][ T3283] Call Trace: [ 152.493725][ T3283] [ 152.493795][ T3283] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.493930][ T3283] ? notifier_call_chain (kernel/notifier.c:85) [ 152.494067][ T3283] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.494170][ T3283] register_netdevice (net/core/dev.c:11488) [ 152.494308][ T3283] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.494491][ T3283] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.494642][ T3283] register_netdev (net/core/dev.c:11552) [ 152.494778][ T3283] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 152.494915][ T3283] ops_init (net/core/net_namespace.c:137) [ 152.495019][ T3283] setup_net (net/core/net_namespace.c:446) [ 152.495122][ T3283] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.495256][ T3283] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.495396][ T3283] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.495540][ T3283] copy_net_ns (net/core/net_namespace.c:579) [ 152.495682][ T3283] create_new_namespaces (kernel/nsproxy.c:132) [ 152.495819][ T3283] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.495957][ T3283] ksys_unshare (kernel/fork.c:3243) [ 152.496093][ T3283] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.496230][ T3283] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.496373][ T3283] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.496515][ T3283] ? __ia32_sys_open (fs/open.c:1374) [ 152.496658][ T3283] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.496801][ T3283] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.496941][ T3283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.497076][ T3283] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.497211][ T3283] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.497352][ T3283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.497526][ T3283] RIP: 0033:0x7ff98f234bcb [ 152.497669][ T3283] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.498154][ T3283] RSP: 002b:00007ffcd5d20f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 152.498361][ T3283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff98f234bcb [ 152.498571][ T3283] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.498777][ T3283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.498978][ T3283] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd5d23140 [ 152.499182][ T3283] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd5d24877 | [ 152.532389][ T3284] ------------[ cut here ]------------ | [ 152.532558][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.532831][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.533281][ T3284] Tainted: [W]=WARN [ 152.533389][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.533568][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.533751][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.534226][ T3284] RSP: 0018:ffa0000001bafa80 EFLAGS: 00010286 [ 152.534396][ T3284] RAX: 00000000ffffffa6 RBX: ff11000009229380 RCX: 1ff4000000375f16 [ 152.534606][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922943c [ 152.534803][ T3284] RBP: ff11000001dd4000 R08: 1fe2200001245289 R09: ff11000010112e80 [ 152.535001][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.535200][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000 [ 152.535406][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.535650][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.535815][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.536021][ T3284] PKRU: 55555554 [ 152.536122][ T3284] Call Trace: [ 152.536222][ T3284] [ 152.536291][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.536428][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.536566][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.536676][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.536809][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.536974][ T3284] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.537108][ T3284] register_netdev (net/core/dev.c:11552) [ 152.537240][ T3284] loopback_net_init (drivers/net/loopback.c:218) [ 152.537379][ T3284] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 152.537518][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.537624][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.537724][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.537854][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.537987][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.538122][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.538257][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.538395][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.538536][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.538676][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.538809][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.538941][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.539073][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.539208][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.539340][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.539477][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.539620][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.539752][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.539885][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.540048][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.540185][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.540672][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.540904][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.541100][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.541300][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.541525][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.541726][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.545929][ T3284] ------------[ cut here ]------------ | [ 152.546064][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.546322][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.546769][ T3284] Tainted: [W]=WARN [ 152.546867][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.547031][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.547200][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.547680][ T3284] RSP: 0018:ffa0000001baf918 EFLAGS: 00010286 [ 152.547846][ T3284] RAX: 00000000ffffffa6 RBX: ff110000128a0e40 RCX: 1ff4000000375ee9 [ 152.548042][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0efc [ 152.548238][ T3284] RBP: ff1100000ec01000 R08: 1fe22000025141e1 R09: ff11000010112e80 [ 152.548438][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.548644][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec01000 [ 152.548843][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.549071][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.549244][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.549446][ T3284] PKRU: 55555554 [ 152.549549][ T3284] Call Trace: [ 152.549652][ T3284] [ 152.549722][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.549853][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.549985][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.550086][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.550219][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.550390][ T3284] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.550529][ T3284] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.550667][ T3284] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.550796][ T3284] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.550930][ T3284] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.551063][ T3284] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.551202][ T3284] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.551340][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.551444][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.551550][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.551688][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.551817][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.551949][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.552080][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.552219][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.552357][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.552488][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.552627][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.552758][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.552890][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.553023][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.553153][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.553282][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.553416][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.553553][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.553687][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.553850][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.553984][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.554453][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.554658][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.554852][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.555044][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.555237][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.555438][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.559623][ T3284] ------------[ cut here ]------------ | [ 152.559764][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.560026][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.560470][ T3284] Tainted: [W]=WARN [ 152.560591][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.560758][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.560932][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.561407][ T3284] RSP: 0018:ffa0000001baf8f8 EFLAGS: 00010286 [ 152.561592][ T3284] RAX: 00000000ffffffa6 RBX: ff1100000ca6b380 RCX: 1ff4000000375ee5 [ 152.561793][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b43c [ 152.561991][ T3284] RBP: ff1100000eaa9000 R08: 1fe220000194d689 R09: ff11000010112e80 [ 152.562188][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.562392][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eaa9000 [ 152.562606][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.562838][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.563004][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.563203][ T3284] PKRU: 55555554 [ 152.563304][ T3284] Call Trace: [ 152.563413][ T3284] [ 152.563482][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.563627][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.563760][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.563861][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.563997][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.564163][ T3284] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.564304][ T3284] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.564443][ T3284] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.564588][ T3284] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.564723][ T3284] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.564857][ T3284] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.564993][ T3284] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 152.565130][ T3284] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 152.565267][ T3284] vti_init_net (net/ipv4/ip_vti.c:517) [ 152.565412][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.565519][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.565625][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.565757][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.565889][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.566025][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.566159][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.566296][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.566439][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.566575][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.566712][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.566845][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.566980][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.567116][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.567249][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.567388][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.567526][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.567660][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.567793][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.567958][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.568095][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.568596][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.568795][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.568993][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.569194][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.569393][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.569599][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.575543][ T3284] ------------[ cut here ]------------ | [ 152.575688][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.575952][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.576394][ T3284] Tainted: [W]=WARN [ 152.576499][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.576669][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.576839][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.577311][ T3284] RSP: 0018:ffa0000001bafa78 EFLAGS: 00010286 [ 152.577482][ T3284] RAX: 00000000ffffffa6 RBX: ff110000092298c0 RCX: 1ff4000000375f15 [ 152.577686][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922997c [ 152.577881][ T3284] RBP: ff11000013411000 R08: 1fe2200001245331 R09: ff11000010112e80 [ 152.578079][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.578274][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013411000 [ 152.578477][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.578717][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.578884][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.579083][ T3284] PKRU: 55555554 [ 152.579180][ T3284] Call Trace: [ 152.579278][ T3284] [ 152.579356][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.579487][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.579627][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.579726][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.579861][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.580025][ T3284] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.580163][ T3284] register_netdev (net/core/dev.c:11552) [ 152.580295][ T3284] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 152.580431][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.580538][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.580643][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.580776][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.580907][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.581040][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.581172][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.581307][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.581443][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.581582][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.581716][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.581846][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.581978][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.582110][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.582240][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.582430][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.582568][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.582705][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.582835][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.582998][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.583135][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.583671][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.583870][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.584065][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.584260][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.584514][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.584713][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.596717][ T3284] ------------[ cut here ]------------ | [ 152.596861][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.597126][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.597582][ T3284] Tainted: [W]=WARN [ 152.597684][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.597849][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.598018][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.598499][ T3284] RSP: 0018:ffa0000001bafa68 EFLAGS: 00010286 [ 152.598671][ T3284] RAX: 00000000ffffffa6 RBX: ff110000137de040 RCX: 1ff4000000375f13 [ 152.598866][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de0fc [ 152.599063][ T3284] RBP: ff1100000edec000 R08: 1fe22000026fbc21 R09: ff11000010112e80 [ 152.599259][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.599460][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edec000 [ 152.599670][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.599900][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.600065][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.600264][ T3284] PKRU: 55555554 [ 152.600365][ T3284] Call Trace: [ 152.600465][ T3284] [ 152.600539][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.600675][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.600807][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.600914][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.601047][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.601214][ T3284] register_netdev (net/core/dev.c:11552) [ 152.601353][ T3284] sit_init_net (net/ipv6/sit.c:1860) [ 152.601486][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.601595][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.601694][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.601825][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.601956][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.602093][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.602225][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.602388][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.602526][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.602659][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.602790][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.602921][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.603056][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.603192][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.603322][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.603456][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.603593][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.603723][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.603853][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.604015][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.604153][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.604649][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.604846][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.605042][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.605236][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.605446][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.605652][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.610333][ T3284] ------------[ cut here ]------------ | [ 152.610474][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.610758][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.611190][ T3284] Tainted: [W]=WARN [ 152.611289][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.611459][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.611641][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.612106][ T3284] RSP: 0018:ffa0000001bafa78 EFLAGS: 00010286 [ 152.612272][ T3284] RAX: 00000000ffffffa6 RBX: ff11000004e03700 RCX: 1ff4000000375f15 [ 152.612474][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004e037bc [ 152.612696][ T3284] RBP: ff11000013514000 R08: 1fe22000009c06f9 R09: ff11000010112e80 [ 152.612892][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.613089][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013514000 [ 152.613288][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.613532][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.613703][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.613903][ T3284] PKRU: 55555554 [ 152.614001][ T3284] Call Trace: [ 152.614100][ T3284] [ 152.614168][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.614302][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.614439][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.614548][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.614685][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.614849][ T3284] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.614985][ T3284] register_netdev (net/core/dev.c:11552) [ 152.615117][ T3284] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 152.615251][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.615356][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.615461][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.615604][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.615736][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.615870][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.616003][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.616140][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.616273][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.616409][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.616545][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.616682][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.616825][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.616959][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.617092][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.617225][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.617360][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.617491][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.617629][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.617801][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.617938][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.618412][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.618620][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.618815][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.619011][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.619206][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.619409][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.623256][ T3284] ------------[ cut here ]------------ | [ 152.623395][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.623661][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.624099][ T3284] Tainted: [W]=WARN [ 152.624200][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.624371][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.624545][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.625022][ T3284] RSP: 0018:ffa0000001baf918 EFLAGS: 00010286 [ 152.625189][ T3284] RAX: 00000000ffffffa6 RBX: ff11000004e02740 RCX: 1ff4000000375ee9 [ 152.625391][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004e027fc [ 152.625598][ T3284] RBP: ff1100000f8b1000 R08: 1fe22000009c0501 R09: ff11000010112e80 [ 152.625802][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.625999][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8b1000 [ 152.626199][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.626437][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.626627][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.626833][ T3284] PKRU: 55555554 [ 152.626933][ T3284] Call Trace: [ 152.627033][ T3284] [ 152.627102][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.627236][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.627377][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.627480][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.627630][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.627796][ T3284] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.627933][ T3284] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.628067][ T3284] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.628200][ T3284] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.628336][ T3284] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.628476][ T3284] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.628627][ T3284] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.628763][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.628864][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.628966][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.629099][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.629233][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.629374][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.629514][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.629657][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.629790][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.629923][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.630056][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.630189][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.630323][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.630462][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.630607][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.630739][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.630871][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.631003][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.631138][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.631304][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.631447][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.631937][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.632136][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.632338][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.632544][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.632746][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.632945][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.637942][ T3284] ------------[ cut here ]------------ | [ 152.638083][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.638343][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.638792][ T3284] Tainted: [W]=WARN [ 152.638896][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.639059][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.639230][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.639718][ T3284] RSP: 0018:ffa0000001baf918 EFLAGS: 00010286 [ 152.639884][ T3284] RAX: 00000000ffffffa6 RBX: ff11000008f26c80 RCX: 1ff4000000375ee9 [ 152.640080][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f26d3c [ 152.640275][ T3284] RBP: ff1100000a11c000 R08: 1fe22000011e4da9 R09: ff11000010112e80 [ 152.640477][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.640685][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a11c000 [ 152.640882][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.641118][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.641286][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.641490][ T3284] PKRU: 55555554 [ 152.641595][ T3284] Call Trace: [ 152.641696][ T3284] [ 152.641770][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.641904][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.642038][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.642141][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.642280][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.642452][ T3284] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.642598][ T3284] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.642730][ T3284] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.642862][ T3284] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.642998][ T3284] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.643132][ T3284] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.643271][ T3284] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.643412][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.643523][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.643627][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.643760][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.643896][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.644031][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.644167][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.644304][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.644508][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.644702][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.644835][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.644968][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.645101][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.645236][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.645425][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.645563][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.645703][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.645840][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.645977][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.646143][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.646282][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.646833][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.647036][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.647235][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.647499][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.647705][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.647903][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.660978][ T3284] ------------[ cut here ]------------ | [ 152.661124][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.661389][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.661837][ T3284] Tainted: [W]=WARN [ 152.661936][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.662104][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.662273][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.662753][ T3284] RSP: 0018:ffa0000001baf918 EFLAGS: 00010286 [ 152.662919][ T3284] RAX: 00000000ffffffa6 RBX: ff1100000eed9540 RCX: 1ff4000000375ee9 [ 152.663115][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed95fc [ 152.663325][ T3284] RBP: ff11000012a11000 R08: 1fe2200001ddb2c1 R09: ff11000010112e80 [ 152.663530][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.663730][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a11000 [ 152.663927][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.664156][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.664321][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.664529][ T3284] PKRU: 55555554 [ 152.664627][ T3284] Call Trace: [ 152.664724][ T3284] [ 152.664797][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.664928][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.665059][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.665158][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.665292][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.665459][ T3284] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.665599][ T3284] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 152.665728][ T3284] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 152.665859][ T3284] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 152.665991][ T3284] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 152.666122][ T3284] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 152.666256][ T3284] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 152.666446][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.666557][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.666659][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.666793][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.666925][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.667059][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.667192][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.667326][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.667462][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.667604][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.667739][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.667870][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.668002][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.668135][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.668266][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.668401][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.668536][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.668673][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.668805][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.668968][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.669105][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.669591][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.669790][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.669985][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.670180][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.670391][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.670594][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.674949][ T3284] ------------[ cut here ]------------ | [ 152.675091][ T3284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3284 | [ 152.675421][ T3284] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.675871][ T3284] Tainted: [W]=WARN [ 152.675972][ T3284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.676139][ T3284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.676310][ T3284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.676799][ T3284] RSP: 0018:ffa0000001bafa70 EFLAGS: 00010286 [ 152.676969][ T3284] RAX: 00000000ffffffa6 RBX: ff11000008f27c40 RCX: 1ff4000000375f14 [ 152.677168][ T3284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f27cfc [ 152.677375][ T3284] RBP: ff110000103d1000 R08: 1fe22000011e4fa1 R09: ff11000010112e80 [ 152.677583][ T3284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 152.677786][ T3284] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d1000 [ 152.677988][ T3284] FS: 00007f2d74539840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.678227][ T3284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.678397][ T3284] CR2: 00007f2d7473ac20 CR3: 0000000010467001 CR4: 0000000000771ef0 [ 152.678610][ T3284] PKRU: 55555554 [ 152.678713][ T3284] Call Trace: [ 152.678814][ T3284] [ 152.678883][ T3284] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.679019][ T3284] ? notifier_call_chain (kernel/notifier.c:85) [ 152.679156][ T3284] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.679260][ T3284] register_netdevice (net/core/dev.c:11488) [ 152.679398][ T3284] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 152.679574][ T3284] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.679713][ T3284] register_netdev (net/core/dev.c:11552) [ 152.679846][ T3284] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 152.679981][ T3284] ops_init (net/core/net_namespace.c:137) [ 152.680084][ T3284] setup_net (net/core/net_namespace.c:446) [ 152.680185][ T3284] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 152.680317][ T3284] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 152.680455][ T3284] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 152.680598][ T3284] copy_net_ns (net/core/net_namespace.c:579) [ 152.680731][ T3284] create_new_namespaces (kernel/nsproxy.c:132) [ 152.680869][ T3284] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 152.681003][ T3284] ksys_unshare (kernel/fork.c:3243) [ 152.681137][ T3284] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.681272][ T3284] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 152.681412][ T3284] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 152.681551][ T3284] ? __ia32_sys_open (fs/open.c:1374) [ 152.681692][ T3284] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 152.681826][ T3284] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 152.681959][ T3284] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.682091][ T3284] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.682225][ T3284] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.682362][ T3284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.682537][ T3284] RIP: 0033:0x7f2d747fbbcb [ 152.682681][ T3284] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 152.683154][ T3284] RSP: 002b:00007ffd5184d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 152.683360][ T3284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2d747fbbcb [ 152.683565][ T3284] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 152.683769][ T3284] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 152.683974][ T3284] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5184f8f0 [ 152.684171][ T3284] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd51851877 | [ 152.722052][ T3285] ------------[ cut here ]------------ | [ 152.722216][ T3285] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3285 | [ 152.722508][ T3285] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.722974][ T3285] Tainted: [W]=WARN [ 152.723078][ T3285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.723252][ T3285] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.723437][ T3285] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.723937][ T3285] RSP: 0018:ffa0000001bdee30 EFLAGS: 00010286 [ 152.724109][ T3285] RAX: 00000000ffffffa6 RBX: ff1100000a056e40 RCX: 1ff400000037bd8c [ 152.724318][ T3285] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a056efc [ 152.724538][ T3285] RBP: ff1100000ecb4000 R08: 1fe220000140ade1 R09: ff11000010115180 [ 152.724747][ T3285] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.724955][ T3285] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbd1c88 [ 152.725161][ T3285] FS: 00007f427c6cb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.725407][ T3285] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.725591][ T3285] CR2: 000000000042ebe0 CR3: 0000000013807003 CR4: 0000000000771ef0 [ 152.725796][ T3285] PKRU: 55555554 [ 152.725899][ T3285] Call Trace: [ 152.726001][ T3285] [ 152.726073][ T3285] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.726214][ T3285] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.726318][ T3285] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 152.726500][ T3285] __dev_notify_flags (net/core/dev.c:9787) [ 152.726644][ T3285] ? netif_change_name (net/core/dev.c:1495) [ 152.726781][ T3285] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 152.726919][ T3285] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 152.727054][ T3285] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 152.727194][ T3285] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 152.727333][ T3285] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.727477][ T3285] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 152.727626][ T3285] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 152.727763][ T3285] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 152.727900][ T3285] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 152.728040][ T3285] veth_newlink (drivers/net/veth.c:1871) [ 152.728179][ T3285] ? veth_poll_controller (drivers/net/veth.c:1470) [ 152.728316][ T3285] ? kasan_save_stack (mm/kasan/common.c:57) [ 152.728459][ T3285] ? kasan_save_track (mm/kasan/common.c:78) [ 152.728608][ T3285] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 152.728763][ T3285] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 152.728902][ T3285] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 152.729041][ T3285] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 152.729178][ T3285] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.729317][ T3285] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 152.729463][ T3285] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 152.729617][ T3285] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 152.729757][ T3285] ? __dev_get_by_name (net/core/dev.c:883) [ 152.729895][ T3285] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 152.730040][ T3285] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 152.730181][ T3285] rtnl_newlink (net/core/rtnetlink.c:4150) [ 152.730321][ T3285] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.730465][ T3285] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.730612][ T3285] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.730748][ T3285] ? mark_usage (kernel/locking/lockdep.c:4674) [ 152.730883][ T3285] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.731024][ T3285] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.731162][ T3285] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.731301][ T3285] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 152.731444][ T3285] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.731593][ T3285] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.731731][ T3285] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.731871][ T3285] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.732008][ T3285] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.732147][ T3285] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 152.732284][ T3285] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.732427][ T3285] ? netlink_ack (./include/linux/skbuff.h:2718) [ 152.732573][ T3285] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 152.732714][ T3285] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 152.732853][ T3285] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 152.732992][ T3285] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 152.733130][ T3285] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.733269][ T3285] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 152.733420][ T3285] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.733565][ T3285] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 152.733712][ T3285] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 152.733851][ T3285] ? copy_msghdr_from_user (net/socket.c:2635) [ 152.733989][ T3285] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 152.734159][ T3285] ? move_addr_to_kernel (net/socket.c:258) [ 152.734301][ T3285] ___sys_sendmsg (net/socket.c:2752) [ 152.734449][ T3285] ? copy_msghdr_from_user (net/socket.c:2603) [ 152.734600][ T3285] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.734776][ T3285] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 152.734914][ T3285] __sys_sendmsg (net/socket.c:2784) [ 152.735052][ T3285] ? __sys_sendmsg_sock (net/socket.c:2765) [ 152.735192][ T3285] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 152.735331][ T3285] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.735477][ T3285] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.735625][ T3285] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.735762][ T3285] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.735902][ T3285] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.736071][ T3285] RIP: 0033:0x7f427c90508e [ 152.736218][ T3285] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 152.736750][ T3285] RSP: 002b:00007ffd130af7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 152.736956][ T3285] RAX: ffffffffffffffda RBX: 00007ffd130aff60 RCX: 00007f427c90508e [ 152.737160][ T3285] RDX: 0000000000000000 RSI: 00007ffd130af860 RDI: 0000000000000005 [ 152.737371][ T3285] RBP: 00007ffd130af7c0 R08: 0000000000000000 R09: 0000000000000000 [ 152.737589][ T3285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04a [ 152.737800][ T3285] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd130aff20 | [ 152.745510][ T3285] ------------[ cut here ]------------ | [ 152.745663][ T3285] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3285 | [ 152.745932][ T3285] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.746387][ T3285] Tainted: [W]=WARN [ 152.746489][ T3285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.746668][ T3285] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.746844][ T3285] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.747323][ T3285] RSP: 0018:ffa0000001bdf1b0 EFLAGS: 00010286 [ 152.747501][ T3285] RAX: 00000000ffffffa6 RBX: ff1100000c415540 RCX: 1ff400000037bdfc [ 152.747710][ T3285] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4155fc [ 152.747912][ T3285] RBP: ff1100000ecb1000 R08: 1fe2200001882ac1 R09: ff11000010115180 [ 152.748112][ T3285] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 152.748312][ T3285] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 152.748527][ T3285] FS: 00007f427c6cb840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 152.748767][ T3285] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.748938][ T3285] CR2: 000000000042ebe0 CR3: 0000000013807003 CR4: 0000000000771ef0 [ 152.749141][ T3285] PKRU: 55555554 [ 152.749242][ T3285] Call Trace: [ 152.749342][ T3285] [ 152.749419][ T3285] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.749560][ T3285] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.749665][ T3285] __dev_notify_flags (net/core/dev.c:9787) [ 152.749802][ T3285] ? netif_change_name (net/core/dev.c:1495) [ 152.749939][ T3285] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 152.750074][ T3285] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 152.750212][ T3285] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 152.750354][ T3285] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 152.750490][ T3285] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 152.750635][ T3285] ? __dev_get_by_name (net/core/dev.c:883) [ 152.750778][ T3285] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 152.750926][ T3285] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 152.751065][ T3285] rtnl_newlink (net/core/rtnetlink.c:4150) [ 152.751202][ T3285] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.751336][ T3285] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.751477][ T3285] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.751624][ T3285] ? mark_usage (kernel/locking/lockdep.c:4674) [ 152.751758][ T3285] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.751898][ T3285] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.752034][ T3285] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.752169][ T3285] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 152.752304][ T3285] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.752982][ T3285] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.753119][ T3285] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.753255][ T3285] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.753447][ T3285] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.753595][ T3285] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 152.753731][ T3285] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.753865][ T3285] ? netlink_ack (./include/linux/skbuff.h:2718) [ 152.754006][ T3285] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 152.754143][ T3285] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 152.754281][ T3285] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 152.754476][ T3285] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 152.754622][ T3285] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.754767][ T3285] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 152.754903][ T3285] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.755048][ T3285] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 152.755243][ T3285] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 152.755440][ T3285] ? copy_msghdr_from_user (net/socket.c:2635) [ 152.755583][ T3285] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 152.755759][ T3285] ? move_addr_to_kernel (net/socket.c:258) [ 152.755899][ T3285] ___sys_sendmsg (net/socket.c:2752) [ 152.756034][ T3285] ? copy_msghdr_from_user (net/socket.c:2603) [ 152.756173][ T3285] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.756403][ T3285] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 152.756544][ T3285] __sys_sendmsg (net/socket.c:2784) [ 152.756704][ T3285] ? __sys_sendmsg_sock (net/socket.c:2765) [ 152.756843][ T3285] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 152.756978][ T3285] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.757114][ T3285] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.757249][ T3285] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.757444][ T3285] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.757591][ T3285] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.757759][ T3285] RIP: 0033:0x7f427c90508e [ 152.757901][ T3285] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 152.758440][ T3285] RSP: 002b:00007ffd130af7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 152.758655][ T3285] RAX: ffffffffffffffda RBX: 00007ffd130aff60 RCX: 00007f427c90508e [ 152.758855][ T3285] RDX: 0000000000000000 RSI: 00007ffd130af860 RDI: 0000000000000005 [ 152.759055][ T3285] RBP: 00007ffd130af7c0 R08: 0000000000000000 R09: 0000000000000000 [ 152.759253][ T3285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04a [ 152.759520][ T3285] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd130aff20 | [ 152.798178][ T3286] ------------[ cut here ]------------ | [ 152.798331][ T3286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3286 | [ 152.799089][ T3286] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.799546][ T3286] Tainted: [W]=WARN [ 152.799651][ T3286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.799817][ T3286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.799989][ T3286] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.800466][ T3286] RSP: 0018:ffa0000001bff020 EFLAGS: 00010286 [ 152.800641][ T3286] RAX: 00000000ffffffa6 RBX: ff11000008f271c0 RCX: 1ff400000037fdca [ 152.800836][ T3286] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f2727c [ 152.801034][ T3286] RBP: ff1100000ecb1000 R08: 1fe22000011e4e51 R09: ff11000009895158 [ 152.801232][ T3286] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 152.801431][ T3286] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 152.801639][ T3286] FS: 00007fbd2032d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.801879][ T3286] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.802045][ T3286] CR2: 0000000029f7c988 CR3: 000000000edba004 CR4: 0000000000771ef0 [ 152.802242][ T3286] PKRU: 55555554 [ 152.802339][ T3286] Call Trace: [ 152.802448][ T3286] [ 152.802522][ T3286] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.802658][ T3286] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.802758][ T3286] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 152.802890][ T3286] __dev_notify_flags (net/core/dev.c:9787) [ 152.803028][ T3286] ? netif_change_name (net/core/dev.c:1495) [ 152.803160][ T3286] ? __dev_change_flags (net/core/dev.c:9752) [ 152.803292][ T3286] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 152.803429][ T3286] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.803569][ T3286] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 152.803708][ T3286] netif_change_flags (net/core/dev.c:9820) [ 152.803841][ T3286] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 152.803974][ T3286] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 152.804109][ T3286] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 152.804243][ T3286] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 152.804414][ T3286] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 152.804554][ T3286] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.804689][ T3286] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 152.804820][ T3286] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 152.804957][ T3286] ? __kernel_text_address (kernel/extable.c:79) [ 152.805089][ T3286] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.805224][ T3286] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.805361][ T3286] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 152.805498][ T3286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.805637][ T3286] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.805768][ T3286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.805900][ T3286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.806034][ T3286] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 152.806167][ T3286] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 152.806299][ T3286] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 152.806435][ T3286] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 152.806572][ T3286] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 152.806711][ T3286] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 152.806844][ T3286] rtnl_newlink (net/core/rtnetlink.c:4150) [ 152.806977][ T3286] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.807107][ T3286] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.807240][ T3286] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.807376][ T3286] ? mark_usage (kernel/locking/lockdep.c:4674) [ 152.807514][ T3286] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.807655][ T3286] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.807786][ T3286] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.807918][ T3286] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.808054][ T3286] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.808186][ T3286] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.808317][ T3286] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 152.808453][ T3286] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.808594][ T3286] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.808725][ T3286] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.808859][ T3286] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.808992][ T3286] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.809124][ T3286] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 152.809256][ T3286] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.809393][ T3286] ? netlink_ack (./include/linux/skbuff.h:2718) [ 152.809534][ T3286] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 152.809672][ T3286] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 152.809806][ T3286] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 152.809940][ T3286] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 152.810071][ T3286] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.810203][ T3286] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 152.810336][ T3286] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.810476][ T3286] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 152.810618][ T3286] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 152.810751][ T3286] ? copy_msghdr_from_user (net/socket.c:2635) [ 152.810884][ T3286] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 152.811051][ T3286] ? move_addr_to_kernel (net/socket.c:258) [ 152.811184][ T3286] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 152.811316][ T3286] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.811454][ T3286] ___sys_sendmsg (net/socket.c:2752) [ 152.811594][ T3286] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 152.811760][ T3286] ? copy_msghdr_from_user (net/socket.c:2603) [ 152.811905][ T3286] __sys_sendmsg (net/socket.c:2784) [ 152.812037][ T3286] ? __sys_sendmsg_sock (net/socket.c:2765) [ 152.812168][ T3286] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 152.812335][ T3286] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 152.812473][ T3286] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 152.812614][ T3286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.812747][ T3286] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.812879][ T3286] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.813009][ T3286] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.813140][ T3286] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.813303][ T3286] RIP: 0033:0x7fbd2056708e [ 152.813446][ T3286] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 152.813926][ T3286] RSP: 002b:00007ffc343889a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 152.814122][ T3286] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbd2056708e [ 152.814321][ T3286] RDX: 0000000000000000 RSI: 00007ffc34388a50 RDI: 0000000000000005 [ 152.814527][ T3286] RBP: 00007ffc343889b0 R08: 0000000000000000 R09: 0000000000000000 [ 152.814727][ T3286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 152.814924][ T3286] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc34389120 | [ 152.856949][ T3287] ------------[ cut here ]------------ | [ 152.857106][ T3287] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3287 | [ 152.857377][ T3287] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.857825][ T3287] Tainted: [W]=WARN [ 152.857924][ T3287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.858089][ T3287] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.858260][ T3287] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.858741][ T3287] RSP: 0018:ffa0000001c0f020 EFLAGS: 00010286 [ 152.858913][ T3287] RAX: 00000000ffffffa6 RBX: ff1100000278ba80 RCX: 1ff4000000381dca [ 152.859109][ T3287] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278bb3c [ 152.859305][ T3287] RBP: ff1100000ecb4000 R08: 1fe22000004f1769 R09: ff11000009890b58 [ 152.859512][ T3287] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 152.859712][ T3287] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 152.859908][ T3287] FS: 00007fcaf0da7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.860138][ T3287] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.860303][ T3287] CR2: 000000003c144988 CR3: 0000000013807001 CR4: 0000000000771ef0 [ 152.860515][ T3287] PKRU: 55555554 [ 152.860618][ T3287] Call Trace: [ 152.860716][ T3287] [ 152.860785][ T3287] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.860920][ T3287] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.861021][ T3287] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 152.861152][ T3287] __dev_notify_flags (net/core/dev.c:9787) [ 152.861285][ T3287] ? netif_change_name (net/core/dev.c:1495) [ 152.861422][ T3287] ? __dev_change_flags (net/core/dev.c:9752) [ 152.861564][ T3287] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 152.861701][ T3287] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.861832][ T3287] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 152.861967][ T3287] netif_change_flags (net/core/dev.c:9820) [ 152.862098][ T3287] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 152.862234][ T3287] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 152.862374][ T3287] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 152.862511][ T3287] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 152.862678][ T3287] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 152.862809][ T3287] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.862946][ T3287] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 152.863078][ T3287] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 152.863211][ T3287] ? __kernel_text_address (kernel/extable.c:79) [ 152.863353][ T3287] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.863497][ T3287] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.863635][ T3287] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 152.863765][ T3287] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.863902][ T3287] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 152.864033][ T3287] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.864164][ T3287] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.864298][ T3287] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 152.864439][ T3287] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 152.864577][ T3287] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 152.864714][ T3287] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 152.864847][ T3287] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 152.864982][ T3287] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 152.865122][ T3287] rtnl_newlink (net/core/rtnetlink.c:4150) [ 152.865261][ T3287] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.865463][ T3287] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.865604][ T3287] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.865734][ T3287] ? mark_usage (kernel/locking/lockdep.c:4674) [ 152.865866][ T3287] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.866001][ T3287] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.866132][ T3287] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.866268][ T3287] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.866466][ T3287] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.866616][ T3287] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 152.866747][ T3287] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 152.866879][ T3287] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.867011][ T3287] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.867141][ T3287] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.867276][ T3287] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.867417][ T3287] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.867558][ T3287] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 152.867691][ T3287] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.867823][ T3287] ? netlink_ack (./include/linux/skbuff.h:2718) [ 152.867958][ T3287] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 152.868089][ T3287] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 152.868225][ T3287] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 152.868362][ T3287] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 152.868500][ T3287] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.868639][ T3287] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 152.868772][ T3287] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.868906][ T3287] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 152.869039][ T3287] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 152.869170][ T3287] ? copy_msghdr_from_user (net/socket.c:2635) [ 152.869303][ T3287] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 152.869470][ T3287] ? move_addr_to_kernel (net/socket.c:258) [ 152.869612][ T3287] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 152.869743][ T3287] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.869878][ T3287] ___sys_sendmsg (net/socket.c:2752) [ 152.870010][ T3287] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 152.870174][ T3287] ? copy_msghdr_from_user (net/socket.c:2603) [ 152.870318][ T3287] __sys_sendmsg (net/socket.c:2784) [ 152.870456][ T3287] ? __sys_sendmsg_sock (net/socket.c:2765) [ 152.870593][ T3287] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 152.870759][ T3287] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 152.870893][ T3287] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.871026][ T3287] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.871157][ T3287] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.871291][ T3287] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.871426][ T3287] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.871597][ T3287] RIP: 0033:0x7fcaf0fe108e [ 152.871733][ T3287] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 152.872200][ T3287] RSP: 002b:00007ffdd27801a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 152.872403][ T3287] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcaf0fe108e [ 152.872608][ T3287] RDX: 0000000000000000 RSI: 00007ffdd2780250 RDI: 0000000000000005 [ 152.872802][ T3287] RBP: 00007ffdd27801b0 R08: 0000000000000000 R09: 0000000000000000 [ 152.873003][ T3287] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 152.873202][ T3287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd2780920 | [ 152.875824][ T211] ------------[ cut here ]------------ | [ 152.875964][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/211 | [ 152.876206][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.876657][ T211] Tainted: [W]=WARN [ 152.876750][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.876902][ T211] Workqueue: events_unbound linkwatch_event [ 152.877059][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.877218][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.877675][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 152.877827][ T211] RAX: 00000000ffffffa6 RBX: ff1100000278a740 RCX: 1ff400000011cf02 [ 152.878008][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a7fc [ 152.878187][ T211] RBP: ff1100000ecb1000 R08: 1fe22000004f1501 R09: ff1100001018aea8 [ 152.878376][ T211] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 152.878561][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 152.878744][ T211] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 152.878956][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.879110][ T211] CR2: 000055f6c13bd9e8 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 152.879290][ T211] PKRU: 55555554 [ 152.879386][ T211] Call Trace: [ 152.879476][ T211] [ 152.879549][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.879679][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 152.879800][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.879892][ T211] netif_state_change (net/core/dev.c:1605) [ 152.880015][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.880166][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 152.880286][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 152.880414][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 152.880544][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 152.880671][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 152.880795][ T211] process_one_work (kernel/workqueue.c:3314) [ 152.880920][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 152.881039][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.881164][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 152.881286][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.881412][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 152.881538][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 152.881665][ T211] kthread (kernel/kthread.c:436) [ 152.881756][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.881905][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 152.882024][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.882146][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 152.882298][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.882424][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 152.882549][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 152.927847][ T3289] ------------[ cut here ]------------ | [ 152.927992][ T3289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3289 | [ 152.928247][ T3289] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 152.928697][ T3289] Tainted: [W]=WARN [ 152.928798][ T3289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.928961][ T3289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 152.929128][ T3289] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 152.929599][ T3289] RSP: 0018:ffa0000001c2f150 EFLAGS: 00010286 [ 152.929768][ T3289] RAX: 00000000ffffffa6 RBX: ff1100000cf50900 RCX: 1ff4000000385df0 [ 152.929964][ T3289] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf509bc [ 152.930157][ T3289] RBP: ff1100000ecb4000 R08: 1fe22000019ea139 R09: ff110000061d2e58 [ 152.930353][ T3289] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 152.930554][ T3289] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a080e40 [ 152.930755][ T3289] FS: 00007fb0eb1c8840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 152.930982][ T3289] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.931146][ T3289] CR2: 00000000004ebb28 CR3: 0000000013807003 CR4: 0000000000771ef0 [ 152.931340][ T3289] PKRU: 55555554 [ 152.931505][ T3289] Call Trace: [ 152.931609][ T3289] [ 152.931678][ T3289] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 152.931808][ T3289] ? notifier_call_chain (kernel/notifier.c:85) [ 152.932005][ T3289] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 152.932105][ T3289] netif_state_change (net/core/dev.c:1605) [ 152.932237][ T3289] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.932483][ T3289] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 152.932658][ T3289] linkwatch_sync_dev (net/core/link_watch.c:295) [ 152.932789][ T3289] rtnl_getlink (net/core/rtnetlink.c:4273) [ 152.932919][ T3289] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.933051][ T3289] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.933181][ T3289] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 152.933310][ T3289] ? mark_usage (kernel/locking/lockdep.c:4674) [ 152.933519][ T3289] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.933653][ T3289] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.933798][ T3289] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.933927][ T3289] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.934055][ T3289] ? mark_usage (kernel/locking/lockdep.c:4674) [ 152.934183][ T3289] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.934316][ T3289] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.934542][ T3289] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 152.934681][ T3289] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 152.934813][ T3289] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 152.934942][ T3289] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 152.935070][ T3289] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.935199][ T3289] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.935329][ T3289] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 152.935521][ T3289] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 152.935657][ T3289] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 152.935786][ T3289] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 152.935917][ T3289] ? netlink_ack (./include/linux/skbuff.h:2718) [ 152.936050][ T3289] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 152.936178][ T3289] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 152.936313][ T3289] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 152.936503][ T3289] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 152.936640][ T3289] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.936770][ T3289] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 152.936903][ T3289] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 152.937034][ T3289] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 152.937165][ T3289] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 152.937296][ T3289] ? copy_msghdr_from_user (net/socket.c:2635) [ 152.937477][ T3289] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 152.937651][ T3289] ? move_addr_to_kernel (net/socket.c:258) [ 152.937780][ T3289] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 152.937919][ T3289] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 152.938080][ T3289] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 152.938208][ T3289] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 152.938373][ T3289] ___sys_sendmsg (net/socket.c:2752) [ 152.938507][ T3289] ? copy_msghdr_from_user (net/socket.c:2603) [ 152.938642][ T3289] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 152.938780][ T3289] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 152.938910][ T3289] ? do_getsockname (net/socket.c:2192) [ 152.939041][ T3289] __sys_sendmsg (net/socket.c:2784) [ 152.939173][ T3289] ? __sys_sendmsg_sock (net/socket.c:2765) [ 152.939308][ T3289] ? __sys_getsockname (net/socket.c:2210) [ 152.939442][ T3289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.939582][ T3289] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 152.939714][ T3289] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 152.939843][ T3289] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 152.939974][ T3289] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 152.940133][ T3289] RIP: 0033:0x7fb0eb40208e [ 152.940267][ T3289] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 152.940744][ T3289] RSP: 002b:00007ffe0af5c4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 152.940939][ T3289] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb0eb40208e [ 152.941138][ T3289] RDX: 0000000000000000 RSI: 00007ffe0af5c580 RDI: 0000000000000006 [ 152.941331][ T3289] RBP: 00007ffe0af5c4e0 R08: 0000000000000000 R09: 0000000000000000 [ 152.941537][ T3289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 152.941733][ T3289] R13: 00007ffe0af5c630 R14: 000000000000000d R15: 00007ffe0af5d87a | [ 153.039862][ T3292] ------------[ cut here ]------------ | [ 153.040015][ T3292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3292 | [ 153.040281][ T3292] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.041332][ T3292] Tainted: [W]=WARN [ 153.041438][ T3292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.041616][ T3292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.041791][ T3292] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.042270][ T3292] RSP: 0018:ffa0000001c5f1b0 EFLAGS: 00010286 [ 153.042443][ T3292] RAX: 00000000ffffffa6 RBX: ff110000128a0200 RCX: 1ff400000038bdfc [ 153.042659][ T3292] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a02bc [ 153.042861][ T3292] RBP: ff110000100d1000 R08: 1fe2200002514059 R09: ff1100000fe8ae80 [ 153.043064][ T3292] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 153.043267][ T3292] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 153.043477][ T3292] FS: 00007f1d048d7840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 153.043723][ T3292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.043890][ T3292] CR2: 00007f1d04c4c040 CR3: 0000000013807005 CR4: 0000000000771ef0 [ 153.044094][ T3292] PKRU: 55555554 [ 153.044197][ T3292] Call Trace: [ 153.044298][ T3292] [ 153.044373][ T3292] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.044516][ T3292] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.044623][ T3292] __dev_notify_flags (net/core/dev.c:9787) [ 153.044757][ T3292] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 153.044894][ T3292] ? netif_change_name (net/core/dev.c:1495) [ 153.045033][ T3292] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 153.045169][ T3292] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 153.045303][ T3292] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 153.045442][ T3292] ? __dev_get_by_name (net/core/dev.c:883) [ 153.045585][ T3292] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 153.045727][ T3292] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 153.045866][ T3292] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.046004][ T3292] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.046137][ T3292] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.046270][ T3292] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.046410][ T3292] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.046546][ T3292] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.046688][ T3292] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.046824][ T3292] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.046957][ T3292] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.047092][ T3292] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.047225][ T3292] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.047360][ T3292] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.047500][ T3292] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.047639][ T3292] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.047772][ T3292] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.047904][ T3292] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.048038][ T3292] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.048176][ T3292] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.048310][ T3292] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.048452][ T3292] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.048596][ T3292] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.048729][ T3292] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.048863][ T3292] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.048999][ T3292] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.049134][ T3292] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.049268][ T3292] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.049407][ T3292] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.049545][ T3292] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.049715][ T3292] ? move_addr_to_kernel (net/socket.c:258) [ 153.049852][ T3292] ___sys_sendmsg (net/socket.c:2752) [ 153.049986][ T3292] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.050118][ T3292] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.050261][ T3292] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 153.050405][ T3292] __sys_sendmsg (net/socket.c:2784) [ 153.050542][ T3292] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.050685][ T3292] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.050819][ T3292] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.050954][ T3292] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.051086][ T3292] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.051221][ T3292] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.051360][ T3292] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.051532][ T3292] RIP: 0033:0x7f1d04b1108e [ 153.051677][ T3292] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.052151][ T3292] RSP: 002b:00007fffce8d6850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.052357][ T3292] RAX: ffffffffffffffda RBX: 00007fffce8d7000 RCX: 00007f1d04b1108e [ 153.052564][ T3292] RDX: 0000000000000000 RSI: 00007fffce8d6900 RDI: 0000000000000005 [ 153.052767][ T3292] RBP: 00007fffce8d6860 R08: 0000000000000000 R09: 0000000000000000 [ 153.052966][ T3292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.053163][ T3292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffce8d6fd0 | [ 153.087810][ T3293] ------------[ cut here ]------------ | [ 153.087973][ T3293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3293 | [ 153.088237][ T3293] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.088698][ T3293] Tainted: [W]=WARN [ 153.088801][ T3293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.088971][ T3293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.089146][ T3293] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.089632][ T3293] RSP: 0018:ffa0000001c6f1b0 EFLAGS: 00010286 [ 153.089802][ T3293] RAX: 00000000ffffffa6 RBX: ff11000012666ac0 RCX: 1ff400000038ddfc [ 153.090002][ T3293] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012666b7c [ 153.090200][ T3293] RBP: ff110000057e9000 R08: 1fe22000024ccd71 R09: ff1100000fe88b80 [ 153.090404][ T3293] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 153.090620][ T3293] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 153.090825][ T3293] FS: 00007f403fc83840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 153.091058][ T3293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.091227][ T3293] CR2: 00007f403fe7c460 CR3: 0000000013807002 CR4: 0000000000771ef0 [ 153.091432][ T3293] PKRU: 55555554 [ 153.091535][ T3293] Call Trace: [ 153.091641][ T3293] [ 153.091711][ T3293] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.091847][ T3293] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.091950][ T3293] __dev_notify_flags (net/core/dev.c:9787) [ 153.092084][ T3293] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 153.092222][ T3293] ? netif_change_name (net/core/dev.c:1495) [ 153.092369][ T3293] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 153.092536][ T3293] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 153.092677][ T3293] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 153.092811][ T3293] ? __dev_get_by_name (net/core/dev.c:883) [ 153.092945][ T3293] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 153.093086][ T3293] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 153.093226][ T3293] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.093363][ T3293] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.093501][ T3293] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.093641][ T3293] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.093773][ T3293] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.093905][ T3293] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.094043][ T3293] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.094179][ T3293] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.094312][ T3293] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.094452][ T3293] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.094594][ T3293] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.094728][ T3293] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.094864][ T3293] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.095000][ T3293] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.095138][ T3293] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.095272][ T3293] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.095413][ T3293] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.095560][ T3293] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.095699][ T3293] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.095834][ T3293] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.095968][ T3293] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.096101][ T3293] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.096235][ T3293] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.096377][ T3293] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.096517][ T3293] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.096658][ T3293] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.096791][ T3293] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.096924][ T3293] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.097088][ T3293] ? move_addr_to_kernel (net/socket.c:258) [ 153.097230][ T3293] ___sys_sendmsg (net/socket.c:2752) [ 153.097366][ T3293] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.097504][ T3293] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.097652][ T3293] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 153.097787][ T3293] __sys_sendmsg (net/socket.c:2784) [ 153.097919][ T3293] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.098056][ T3293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.098189][ T3293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.098325][ T3293] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.098463][ T3293] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.098610][ T3293] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.098743][ T3293] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.098908][ T3293] RIP: 0033:0x7f403febd08e [ 153.099046][ T3293] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.099531][ T3293] RSP: 002b:00007ffe4c0f3fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.099737][ T3293] RAX: ffffffffffffffda RBX: 00007ffe4c0f4760 RCX: 00007f403febd08e [ 153.099939][ T3293] RDX: 0000000000000000 RSI: 00007ffe4c0f4060 RDI: 0000000000000005 [ 153.100138][ T3293] RBP: 00007ffe4c0f3fc0 R08: 0000000000000000 R09: 0000000000000000 [ 153.100336][ T3293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.100546][ T3293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4c0f4730 | [ 153.125401][ T3294] ------------[ cut here ]------------ | [ 153.125558][ T3294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3294 | [ 153.125830][ T3294] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.126272][ T3294] Tainted: [W]=WARN [ 153.126862][ T3294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.127030][ T3294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.127200][ T3294] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.127682][ T3294] RSP: 0018:ffa0000001c7f020 EFLAGS: 00010286 [ 153.127844][ T3294] RAX: 00000000ffffffa6 RBX: ff1100000e9ec3c0 RCX: 1ff400000038fdca [ 153.128038][ T3294] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec47c [ 153.128232][ T3294] RBP: ff110000100d1000 R08: 1fe2200001d3d891 R09: ff11000009852e58 [ 153.128434][ T3294] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 153.128639][ T3294] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 153.128834][ T3294] FS: 00007f1e541bc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 153.129064][ T3294] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.129228][ T3294] CR2: 0000000022d35988 CR3: 00000000102de001 CR4: 0000000000771ef0 [ 153.129448][ T3294] PKRU: 55555554 [ 153.129553][ T3294] Call Trace: [ 153.129657][ T3294] [ 153.129725][ T3294] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.129865][ T3294] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.129967][ T3294] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 153.130097][ T3294] __dev_notify_flags (net/core/dev.c:9787) [ 153.130235][ T3294] ? netif_change_name (net/core/dev.c:1495) [ 153.130378][ T3294] ? __dev_change_flags (net/core/dev.c:9752) [ 153.130514][ T3294] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 153.130650][ T3294] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.130781][ T3294] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 153.130913][ T3294] netif_change_flags (net/core/dev.c:9820) [ 153.131046][ T3294] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.131180][ T3294] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 153.131314][ T3294] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 153.131454][ T3294] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 153.131624][ T3294] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 153.131755][ T3294] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.131885][ T3294] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 153.132015][ T3294] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.132147][ T3294] ? __kernel_text_address (kernel/extable.c:79) [ 153.132280][ T3294] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.132420][ T3294] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.132556][ T3294] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.132691][ T3294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.132822][ T3294] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.132952][ T3294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.133083][ T3294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.133218][ T3294] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 153.133357][ T3294] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 153.133502][ T3294] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 153.133643][ T3294] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.133778][ T3294] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 153.133912][ T3294] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 153.134045][ T3294] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.134176][ T3294] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.134307][ T3294] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.134443][ T3294] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.134579][ T3294] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.134715][ T3294] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.134848][ T3294] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.134978][ T3294] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.135108][ T3294] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.135239][ T3294] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.135377][ T3294] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.135514][ T3294] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.135650][ T3294] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.135780][ T3294] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.135908][ T3294] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.136041][ T3294] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.136172][ T3294] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.136305][ T3294] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.136515][ T3294] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.136652][ T3294] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.136786][ T3294] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.136916][ T3294] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.137051][ T3294] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.137193][ T3294] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.137324][ T3294] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.137520][ T3294] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.137659][ T3294] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.137790][ T3294] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.137923][ T3294] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.138054][ T3294] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.138183][ T3294] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.138498][ T3294] ? move_addr_to_kernel (net/socket.c:258) [ 153.138637][ T3294] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.138774][ T3294] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.138914][ T3294] ___sys_sendmsg (net/socket.c:2752) [ 153.139044][ T3294] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 153.139206][ T3294] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.139422][ T3294] __sys_sendmsg (net/socket.c:2784) [ 153.139560][ T3294] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.139691][ T3294] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 153.139856][ T3294] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 153.139988][ T3294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.140121][ T3294] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.140252][ T3294] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.140467][ T3294] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.140609][ T3294] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.140770][ T3294] RIP: 0033:0x7f1e543f608e [ 153.140907][ T3294] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.141426][ T3294] RSP: 002b:00007ffcb5cab070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.141629][ T3294] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1e543f608e [ 153.141825][ T3294] RDX: 0000000000000000 RSI: 00007ffcb5cab120 RDI: 0000000000000005 [ 153.142020][ T3294] RBP: 00007ffcb5cab080 R08: 0000000000000000 R09: 0000000000000000 [ 153.142213][ T3294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.142411][ T3294] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb5cab7f0 | [ 153.180197][ T3295] ------------[ cut here ]------------ | [ 153.180354][ T3295] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3295 | [ 153.180626][ T3295] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.181068][ T3295] Tainted: [W]=WARN [ 153.181166][ T3295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.181328][ T3295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.181510][ T3295] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.181985][ T3295] RSP: 0018:ffa0000001c8f020 EFLAGS: 00010286 [ 153.182150][ T3295] RAX: 00000000ffffffa6 RBX: ff11000012666040 RCX: 1ff4000000391dca [ 153.182352][ T3295] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000126660fc [ 153.182553][ T3295] RBP: ff110000057e9000 R08: 1fe22000024ccc21 R09: ff1100000eadd158 [ 153.182750][ T3295] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 153.182943][ T3295] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 153.183137][ T3295] FS: 00007fb4213d0840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 153.183367][ T3295] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.183536][ T3295] CR2: 00007fb4216a01a0 CR3: 0000000013807004 CR4: 0000000000771ef0 [ 153.183738][ T3295] PKRU: 55555554 [ 153.183841][ T3295] Call Trace: [ 153.183941][ T3295] [ 153.184010][ T3295] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.184146][ T3295] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.184245][ T3295] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 153.184381][ T3295] __dev_notify_flags (net/core/dev.c:9787) [ 153.184524][ T3295] ? netif_change_name (net/core/dev.c:1495) [ 153.184658][ T3295] ? __dev_change_flags (net/core/dev.c:9752) [ 153.184790][ T3295] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 153.184921][ T3295] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.185052][ T3295] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 153.185184][ T3295] netif_change_flags (net/core/dev.c:9820) [ 153.185315][ T3295] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.185515][ T3295] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 153.185656][ T3295] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 153.185787][ T3295] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 153.185949][ T3295] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 153.186079][ T3295] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.186208][ T3295] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 153.186337][ T3295] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.186530][ T3295] ? __kernel_text_address (kernel/extable.c:79) [ 153.186663][ T3295] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.186795][ T3295] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.186926][ T3295] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.187059][ T3295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.187191][ T3295] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.187321][ T3295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.187512][ T3295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.187704][ T3295] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 153.187834][ T3295] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 153.187970][ T3295] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 153.188100][ T3295] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.188232][ T3295] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 153.188421][ T3295] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 153.188562][ T3295] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.188700][ T3295] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.188830][ T3295] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.188962][ T3295] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.189092][ T3295] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.189222][ T3295] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.189412][ T3295] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.189548][ T3295] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.189683][ T3295] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.189812][ T3295] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.189949][ T3295] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.190080][ T3295] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.190209][ T3295] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.190338][ T3295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.190529][ T3295] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.190664][ T3295] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.190791][ T3295] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.190921][ T3295] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.191052][ T3295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.191182][ T3295] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.191315][ T3295] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.191500][ T3295] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.191634][ T3295] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.191764][ T3295] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.191901][ T3295] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.192031][ T3295] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.192162][ T3295] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.192292][ T3295] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.192427][ T3295] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.192562][ T3295] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.192696][ T3295] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.192866][ T3295] ? move_addr_to_kernel (net/socket.c:258) [ 153.192998][ T3295] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.193129][ T3295] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.193261][ T3295] ___sys_sendmsg (net/socket.c:2752) [ 153.193393][ T3295] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 153.193559][ T3295] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.193703][ T3295] __sys_sendmsg (net/socket.c:2784) [ 153.193833][ T3295] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.193964][ T3295] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 153.194142][ T3295] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 153.194274][ T3295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.194419][ T3295] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.194555][ T3295] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.194689][ T3295] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.194820][ T3295] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.194982][ T3295] RIP: 0033:0x7fb42160a08e [ 153.195119][ T3295] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.195598][ T3295] RSP: 002b:00007ffff41767e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.195794][ T3295] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb42160a08e [ 153.195988][ T3295] RDX: 0000000000000000 RSI: 00007ffff4176890 RDI: 0000000000000005 [ 153.196183][ T3295] RBP: 00007ffff41767f0 R08: 0000000000000000 R09: 0000000000000000 [ 153.196385][ T3295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.196589][ T3295] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4176f60 | [ 153.281245][ T3298] ------------[ cut here ]------------ | [ 153.281412][ T3298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3298 | [ 153.281707][ T3298] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.282164][ T3298] Tainted: [W]=WARN [ 153.282271][ T3298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.282452][ T3298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.282644][ T3298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.283144][ T3298] RSP: 0018:ffa0000001cbf090 EFLAGS: 00010286 [ 153.283318][ T3298] RAX: 00000000ffffffa6 RBX: ff1100000e9ac900 RCX: 1ff4000000397dd8 [ 153.283536][ T3298] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ac9bc [ 153.283747][ T3298] RBP: ff110000100d1000 R08: 1fe2200001d35939 R09: ff1100000a88d180 [ 153.283951][ T3298] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 153.284159][ T3298] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 153.284372][ T3298] FS: 00007fbacb785840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 153.284627][ T3298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.284802][ T3298] CR2: 00007fbacb97e460 CR3: 0000000013607001 CR4: 0000000000771ef0 [ 153.285013][ T3298] PKRU: 55555554 [ 153.285115][ T3298] Call Trace: [ 153.285223][ T3298] [ 153.285295][ T3298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.285439][ T3298] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 153.285587][ T3298] notifier_call_chain (kernel/notifier.c:85) [ 153.285728][ T3298] __netdev_upper_dev_link (net/core/dev.c:8931) [ 153.285868][ T3298] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 153.286011][ T3298] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 153.286156][ T3298] netdev_upper_dev_link (net/core/dev.c:8972) [ 153.286294][ T3298] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 153.286440][ T3298] register_vlan_dev (net/8021q/vlan.c:183) [ 153.286595][ T3298] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 153.286734][ T3298] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 153.286872][ T3298] ? nla_strscpy (lib/nlattr.c:795) [ 153.287011][ T3298] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 153.287152][ T3298] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 153.287293][ T3298] ? __dev_get_by_name (net/core/dev.c:883) [ 153.287438][ T3298] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 153.287593][ T3298] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 153.287744][ T3298] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.287886][ T3298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.288022][ T3298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.288157][ T3298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.288298][ T3298] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.288443][ T3298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.288594][ T3298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.288734][ T3298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.288874][ T3298] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.289015][ T3298] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.289159][ T3298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.289297][ T3298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.289441][ T3298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.289590][ T3298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.289730][ T3298] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.289871][ T3298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.290009][ T3298] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.290150][ T3298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.290287][ T3298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.290432][ T3298] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.290576][ T3298] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.290719][ T3298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.290857][ T3298] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.290995][ T3298] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.291136][ T3298] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.291278][ T3298] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.291425][ T3298] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.291568][ T3298] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.291745][ T3298] ? move_addr_to_kernel (net/socket.c:258) [ 153.291887][ T3298] ___sys_sendmsg (net/socket.c:2752) [ 153.292025][ T3298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.292162][ T3298] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.292311][ T3298] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 153.292457][ T3298] __sys_sendmsg (net/socket.c:2784) [ 153.292607][ T3298] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.292750][ T3298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.292889][ T3298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.293027][ T3298] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.293163][ T3298] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.293301][ T3298] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.293444][ T3298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.293625][ T3298] RIP: 0033:0x7fbacb9bf08e [ 153.293769][ T3298] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.294260][ T3298] RSP: 002b:00007ffc47acc690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.294473][ T3298] RAX: ffffffffffffffda RBX: 00007ffc47acce50 RCX: 00007fbacb9bf08e [ 153.294691][ T3298] RDX: 0000000000000000 RSI: 00007ffc47acc740 RDI: 0000000000000005 [ 153.294896][ T3298] RBP: 00007ffc47acc6a0 R08: 0000000000000000 R09: 0000000000000000 [ 153.295102][ T3298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.295311][ T3298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc47acce10 | [ 153.296973][ T3298] ------------[ cut here ]------------ | [ 153.297110][ T3298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3298 | [ 153.297381][ T3298] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.297846][ T3298] Tainted: [W]=WARN [ 153.298044][ T3298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.298223][ T3298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.298405][ T3298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.299017][ T3298] RSP: 0018:ffa0000001cbf1b0 EFLAGS: 00010286 [ 153.299191][ T3298] RAX: 00000000ffffffa6 RBX: ff1100000e9ac740 RCX: 1ff4000000397dfc [ 153.299503][ T3298] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ac7fc [ 153.299716][ T3298] RBP: ff110000138d4000 R08: 1fe2200001d35901 R09: ff1100000a88d180 [ 153.300012][ T3298] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 153.300220][ T3298] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 153.300432][ T3298] FS: 00007fbacb785840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 153.300773][ T3298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.300942][ T3298] CR2: 00007fbacb97e460 CR3: 0000000013607001 CR4: 0000000000771ef0 [ 153.301146][ T3298] PKRU: 55555554 [ 153.301337][ T3298] Call Trace: [ 153.301442][ T3298] [ 153.301519][ T3298] ? register_vlan_dev (net/8021q/vlan.c:188) [ 153.301659][ T3298] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.301795][ T3298] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.302018][ T3298] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.302122][ T3298] __dev_notify_flags (net/core/dev.c:9787) [ 153.302260][ T3298] ? netdev_update_features (net/core/dev.c:11098) [ 153.302401][ T3298] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 153.302670][ T3298] ? netif_change_name (net/core/dev.c:1495) [ 153.302803][ T3298] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 153.302940][ T3298] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 153.303076][ T3298] ? register_vlan_dev (net/8021q/vlan.c:196) [ 153.303299][ T3298] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 153.303441][ T3298] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 153.303583][ T3298] ? nla_strscpy (lib/nlattr.c:795) [ 153.303723][ T3298] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 153.303949][ T3298] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 153.304086][ T3298] ? __dev_get_by_name (net/core/dev.c:883) [ 153.304219][ T3298] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 153.304362][ T3298] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 153.304599][ T3298] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.304739][ T3298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.304872][ T3298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.305010][ T3298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.305230][ T3298] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.305368][ T3298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.305512][ T3298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.305654][ T3298] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.305879][ T3298] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.306014][ T3298] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.306149][ T3298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.306286][ T3298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.306523][ T3298] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.306662][ T3298] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.306802][ T3298] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.306936][ T3298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.307158][ T3298] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.307297][ T3298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.307436][ T3298] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.307591][ T3298] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.307815][ T3298] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.307955][ T3298] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.308092][ T3298] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.308233][ T3298] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.308463][ T3298] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.308612][ T3298] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.308746][ T3298] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.308882][ T3298] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.309136][ T3298] ? move_addr_to_kernel (net/socket.c:258) [ 153.309278][ T3298] ___sys_sendmsg (net/socket.c:2752) [ 153.309419][ T3298] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.309559][ T3298] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.309796][ T3298] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 153.309935][ T3298] __sys_sendmsg (net/socket.c:2784) [ 153.310072][ T3298] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.310211][ T3298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.310439][ T3298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.310586][ T3298] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.310722][ T3298] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.310856][ T3298] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.311079][ T3298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.311248][ T3298] RIP: 0033:0x7fbacb9bf08e [ 153.311394][ T3298] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.311978][ T3298] RSP: 002b:00007ffc47acc690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.312275][ T3298] RAX: ffffffffffffffda RBX: 00007ffc47acce50 RCX: 00007fbacb9bf08e [ 153.312481][ T3298] RDX: 0000000000000000 RSI: 00007ffc47acc740 RDI: 0000000000000005 [ 153.312690][ T3298] RBP: 00007ffc47acc6a0 R08: 0000000000000000 R09: 0000000000000000 [ 153.312982][ T3298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.313183][ T3298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc47acce10 | [ 153.354403][ T3299] ------------[ cut here ]------------ | [ 153.354613][ T3299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3299 | [ 153.354939][ T3299] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.355512][ T3299] Tainted: [W]=WARN [ 153.355677][ T3299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.355898][ T3299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.356126][ T3299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.356691][ T3299] RSP: 0018:ffa0000001ccf090 EFLAGS: 00010286 [ 153.356914][ T3299] RAX: 00000000ffffffa6 RBX: ff1100000a15b700 RCX: 1ff4000000399dd8 [ 153.357166][ T3299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15b7bc [ 153.357434][ T3299] RBP: ff110000057e9000 R08: 1fe220000142b6f9 R09: ff1100000abf2e80 [ 153.357707][ T3299] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 153.357962][ T3299] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 153.358219][ T3299] FS: 00007fea63694840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.358532][ T3299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.358765][ T3299] CR2: 00007fea6388d460 CR3: 0000000013607001 CR4: 0000000000771ef0 [ 153.359023][ T3299] PKRU: 55555554 [ 153.359174][ T3299] Call Trace: [ 153.359326][ T3299] [ 153.359461][ T3299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.359669][ T3299] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 153.359858][ T3299] notifier_call_chain (kernel/notifier.c:85) [ 153.360049][ T3299] __netdev_upper_dev_link (net/core/dev.c:8931) [ 153.360237][ T3299] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 153.360439][ T3299] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 153.360647][ T3299] netdev_upper_dev_link (net/core/dev.c:8972) [ 153.360842][ T3299] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 153.361030][ T3299] register_vlan_dev (net/8021q/vlan.c:183) [ 153.361222][ T3299] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 153.361424][ T3299] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 153.361627][ T3299] ? nla_strscpy (lib/nlattr.c:795) [ 153.361818][ T3299] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 153.362007][ T3299] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 153.362195][ T3299] ? __dev_get_by_name (net/core/dev.c:883) [ 153.362394][ T3299] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 153.362607][ T3299] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 153.362806][ T3299] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.362996][ T3299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.363181][ T3299] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.363381][ T3299] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.363573][ T3299] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.363770][ T3299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.363962][ T3299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.364152][ T3299] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.364360][ T3299] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.364556][ T3299] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.364753][ T3299] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.364942][ T3299] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.365131][ T3299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.365317][ T3299] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.365527][ T3299] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.365725][ T3299] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.365913][ T3299] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.366105][ T3299] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.366293][ T3299] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.366504][ T3299] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.366705][ T3299] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.366892][ T3299] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.367082][ T3299] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.367271][ T3299] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.367470][ T3299] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.367680][ T3299] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.367870][ T3299] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.368059][ T3299] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.368278][ T3299] ? move_addr_to_kernel (net/socket.c:258) [ 153.368486][ T3299] ___sys_sendmsg (net/socket.c:2752) [ 153.368693][ T3299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.368883][ T3299] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.369083][ T3299] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 153.369275][ T3299] __sys_sendmsg (net/socket.c:2784) [ 153.369475][ T3299] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.369685][ T3299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.369873][ T3299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.370061][ T3299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.370247][ T3299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.370448][ T3299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.370656][ T3299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.370875][ T3299] RIP: 0033:0x7fea638ce08e [ 153.371068][ T3299] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.371630][ T3299] RSP: 002b:00007ffe73426450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.371891][ T3299] RAX: ffffffffffffffda RBX: 00007ffe73426c10 RCX: 00007fea638ce08e [ 153.372143][ T3299] RDX: 0000000000000000 RSI: 00007ffe73426500 RDI: 0000000000000005 [ 153.372411][ T3299] RBP: 00007ffe73426460 R08: 0000000000000000 R09: 0000000000000000 [ 153.372683][ T3299] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.372938][ T3299] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe73426bd0 | [ 153.375017][ T3299] ------------[ cut here ]------------ | [ 153.375191][ T3299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3299 | [ 153.375525][ T3299] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.376078][ T3299] Tainted: [W]=WARN [ 153.376230][ T3299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.376460][ T3299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.376703][ T3299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.377228][ T3299] RSP: 0018:ffa0000001ccf1b0 EFLAGS: 00010286 [ 153.377460][ T3299] RAX: 00000000ffffffa6 RBX: ff1100000a15b540 RCX: 1ff4000000399dfc [ 153.377728][ T3299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15b5fc [ 153.377980][ T3299] RBP: ff11000013761000 R08: 1fe220000142b6c1 R09: ff1100000abf2e80 [ 153.378228][ T3299] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 153.378501][ T3299] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 153.378767][ T3299] FS: 00007fea63694840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.379050][ T3299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.379267][ T3299] CR2: 00007fea6388d460 CR3: 0000000013607001 CR4: 0000000000771ef0 [ 153.379540][ T3299] PKRU: 55555554 [ 153.379704][ T3299] Call Trace: [ 153.379854][ T3299] [ 153.379976][ T3299] ? register_vlan_dev (net/8021q/vlan.c:188) [ 153.380161][ T3299] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.380364][ T3299] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.380557][ T3299] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.380721][ T3299] __dev_notify_flags (net/core/dev.c:9787) [ 153.380906][ T3299] ? netdev_update_features (net/core/dev.c:11098) [ 153.381091][ T3299] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 153.381309][ T3299] ? netif_change_name (net/core/dev.c:1495) [ 153.381510][ T3299] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 153.381705][ T3299] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 153.381895][ T3299] ? register_vlan_dev (net/8021q/vlan.c:196) [ 153.382082][ T3299] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 153.382268][ T3299] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 153.382468][ T3299] ? nla_strscpy (lib/nlattr.c:795) [ 153.382671][ T3299] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 153.382858][ T3299] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 153.383042][ T3299] ? __dev_get_by_name (net/core/dev.c:883) [ 153.383227][ T3299] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 153.383435][ T3299] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 153.383645][ T3299] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.383835][ T3299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.384018][ T3299] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.384202][ T3299] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.384400][ T3299] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.384597][ T3299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.384792][ T3299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.384980][ T3299] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.385164][ T3299] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.385363][ T3299] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.385556][ T3299] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.385750][ T3299] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.385940][ T3299] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.386123][ T3299] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.386310][ T3299] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.386511][ T3299] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.386711][ T3299] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.386900][ T3299] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.387083][ T3299] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.387270][ T3299] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.387470][ T3299] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.387673][ T3299] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.387861][ T3299] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.388048][ T3299] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.388234][ T3299] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.388434][ T3299] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.388640][ T3299] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.388829][ T3299] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.389044][ T3299] ? move_addr_to_kernel (net/socket.c:258) [ 153.389234][ T3299] ___sys_sendmsg (net/socket.c:2752) [ 153.389430][ T3299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.389633][ T3299] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.389829][ T3299] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 153.390015][ T3299] __sys_sendmsg (net/socket.c:2784) [ 153.390200][ T3299] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.390402][ T3299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.390598][ T3299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.390791][ T3299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.390976][ T3299] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.391160][ T3299] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.391360][ T3299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.391584][ T3299] RIP: 0033:0x7fea638ce08e [ 153.391783][ T3299] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.392309][ T3299] RSP: 002b:00007ffe73426450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.392580][ T3299] RAX: ffffffffffffffda RBX: 00007ffe73426c10 RCX: 00007fea638ce08e [ 153.392840][ T3299] RDX: 0000000000000000 RSI: 00007ffe73426500 RDI: 0000000000000005 [ 153.393093][ T3299] RBP: 00007ffe73426460 R08: 0000000000000000 R09: 0000000000000000 [ 153.393343][ T3299] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.393618][ T3299] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe73426bd0 | [ 153.419441][ T3300] ------------[ cut here ]------------ | [ 153.419617][ T3300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3300 | [ 153.419878][ T3300] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.420323][ T3300] Tainted: [W]=WARN [ 153.420428][ T3300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.420609][ T3300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.420780][ T3300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.421251][ T3300] RSP: 0018:ffa0000001ccf020 EFLAGS: 00010286 [ 153.421427][ T3300] RAX: 00000000ffffffa6 RBX: ff1100000fa25700 RCX: 1ff4000000399dca [ 153.421636][ T3300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa257bc [ 153.421831][ T3300] RBP: ff110000138d4000 R08: 1fe2200001f44af9 R09: ff11000010188b58 [ 153.422029][ T3300] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 153.422227][ T3300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 153.422430][ T3300] FS: 00007f7ade27f840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 153.422670][ T3300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.422833][ T3300] CR2: 00000000218a5988 CR3: 0000000013807005 CR4: 0000000000771ef0 [ 153.423027][ T3300] PKRU: 55555554 [ 153.423134][ T3300] Call Trace: [ 153.423231][ T3300] [ 153.423298][ T3300] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 153.423434][ T3300] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.423571][ T3300] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.423674][ T3300] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 153.423805][ T3300] __dev_notify_flags (net/core/dev.c:9787) [ 153.423937][ T3300] ? netif_change_name (net/core/dev.c:1495) [ 153.424069][ T3300] ? __dev_change_flags (net/core/dev.c:9752) [ 153.424200][ T3300] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 153.424344][ T3300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.424482][ T3300] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 153.424625][ T3300] netif_change_flags (net/core/dev.c:9820) [ 153.424756][ T3300] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.424891][ T3300] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 153.425026][ T3300] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 153.425156][ T3300] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 153.425323][ T3300] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 153.425557][ T3300] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.425691][ T3300] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 153.425820][ T3300] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.425952][ T3300] ? __kernel_text_address (kernel/extable.c:79) [ 153.426083][ T3300] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.426215][ T3300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.426344][ T3300] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.426534][ T3300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.426669][ T3300] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.426798][ T3300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.426929][ T3300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.427062][ T3300] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 153.427193][ T3300] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 153.427323][ T3300] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 153.427457][ T3300] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.427596][ T3300] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 153.427729][ T3300] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 153.427861][ T3300] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.427997][ T3300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.428127][ T3300] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.428258][ T3300] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.428393][ T3300] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.428529][ T3300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.428665][ T3300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.428794][ T3300] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.428934][ T3300] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.429066][ T3300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.429197][ T3300] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.429330][ T3300] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.429466][ T3300] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.429605][ T3300] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.429736][ T3300] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.429867][ T3300] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.429996][ T3300] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.430127][ T3300] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.430257][ T3300] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.430394][ T3300] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.430533][ T3300] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.430668][ T3300] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.430805][ T3300] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.430937][ T3300] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.431068][ T3300] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.431198][ T3300] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.431329][ T3300] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.431466][ T3300] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.431608][ T3300] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.431738][ T3300] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.431868][ T3300] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.432029][ T3300] ? move_addr_to_kernel (net/socket.c:258) [ 153.432167][ T3300] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.432296][ T3300] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.432434][ T3300] ___sys_sendmsg (net/socket.c:2752) [ 153.432569][ T3300] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 153.432736][ T3300] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.432879][ T3300] __sys_sendmsg (net/socket.c:2784) [ 153.433008][ T3300] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.433139][ T3300] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 153.433305][ T3300] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 153.433440][ T3300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.433577][ T3300] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.433713][ T3300] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.433842][ T3300] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.433973][ T3300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.434135][ T3300] RIP: 0033:0x7f7ade4b908e [ 153.434271][ T3300] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.434753][ T3300] RSP: 002b:00007ffdb29c5f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.434948][ T3300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ade4b908e [ 153.435143][ T3300] RDX: 0000000000000000 RSI: 00007ffdb29c5fb0 RDI: 0000000000000005 [ 153.435337][ T3300] RBP: 00007ffdb29c5f10 R08: 0000000000000000 R09: 0000000000000000 [ 153.435539][ T3300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.435739][ T3300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb29c6680 | [ 153.476117][ T3301] ------------[ cut here ]------------ | [ 153.476309][ T3301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3301 | [ 153.476648][ T3301] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.477190][ T3301] Tainted: [W]=WARN [ 153.477341][ T3301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.477589][ T3301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.477821][ T3301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.478364][ T3301] RSP: 0018:ffa0000001cdf020 EFLAGS: 00010286 [ 153.478593][ T3301] RAX: 00000000ffffffa6 RBX: ff1100000d7e31c0 RCX: 1ff400000039bdca [ 153.478847][ T3301] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e327c [ 153.479093][ T3301] RBP: ff11000013761000 R08: 1fe2200001afc651 R09: ff1100000fc35158 [ 153.479343][ T3301] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 153.479623][ T3301] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 153.479875][ T3301] FS: 00007f2d45f82840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.480157][ T3301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.480477][ T3301] CR2: 00007f2d462521a0 CR3: 0000000012746004 CR4: 0000000000771ef0 [ 153.480815][ T3301] PKRU: 55555554 [ 153.481022][ T3301] Call Trace: [ 153.481262][ T3301] [ 153.481482][ T3301] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 153.481763][ T3301] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.482014][ T3301] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.482163][ T3301] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 153.482363][ T3301] __dev_notify_flags (net/core/dev.c:9787) [ 153.482568][ T3301] ? netif_change_name (net/core/dev.c:1495) [ 153.482764][ T3301] ? __dev_change_flags (net/core/dev.c:9752) [ 153.482951][ T3301] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 153.483134][ T3301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.483319][ T3301] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 153.483525][ T3301] netif_change_flags (net/core/dev.c:9820) [ 153.483722][ T3301] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.483908][ T3301] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 153.484096][ T3301] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 153.484281][ T3301] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 153.484520][ T3301] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 153.484713][ T3301] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.484898][ T3301] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 153.485081][ T3301] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.485266][ T3301] ? __kernel_text_address (kernel/extable.c:79) [ 153.485465][ T3301] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.485670][ T3301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.485853][ T3301] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.486040][ T3301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.486223][ T3301] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.486421][ T3301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.486621][ T3301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.486811][ T3301] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 153.486997][ T3301] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 153.487180][ T3301] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 153.487378][ T3301] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 153.487574][ T3301] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 153.487772][ T3301] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 153.487961][ T3301] rtnl_newlink (net/core/rtnetlink.c:4150) [ 153.488147][ T3301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.488329][ T3301] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.488536][ T3301] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.488825][ T3301] ? mark_usage (kernel/locking/lockdep.c:4674) [ 153.489008][ T3301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.489196][ T3301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.489392][ T3301] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.489588][ T3301] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.489782][ T3301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.489974][ T3301] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 153.490160][ T3301] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 153.490347][ T3301] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.490550][ T3301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.490744][ T3301] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.490932][ T3301] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.491116][ T3301] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 153.491302][ T3301] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 153.491507][ T3301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.491706][ T3301] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.491893][ T3301] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 153.492076][ T3301] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 153.492263][ T3301] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.492464][ T3301] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.492667][ T3301] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 153.492851][ T3301] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 153.493037][ T3301] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 153.493221][ T3301] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 153.493422][ T3301] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 153.493619][ T3301] ? copy_msghdr_from_user (net/socket.c:2635) [ 153.493807][ T3301] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 153.494035][ T3301] ? move_addr_to_kernel (net/socket.c:258) [ 153.494221][ T3301] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.494424][ T3301] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 153.494623][ T3301] ___sys_sendmsg (net/socket.c:2752) [ 153.494809][ T3301] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 153.495028][ T3301] ? copy_msghdr_from_user (net/socket.c:2603) [ 153.495228][ T3301] __sys_sendmsg (net/socket.c:2784) [ 153.495429][ T3301] ? __sys_sendmsg_sock (net/socket.c:2765) [ 153.495634][ T3301] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 153.495856][ T3301] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 153.496041][ T3301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.496227][ T3301] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 153.496428][ T3301] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 153.496627][ T3301] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 153.496815][ T3301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.497033][ T3301] RIP: 0033:0x7f2d461bc08e [ 153.497223][ T3301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.497778][ T3301] RSP: 002b:00007ffd07d57e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.498030][ T3301] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2d461bc08e [ 153.498278][ T3301] RDX: 0000000000000000 RSI: 00007ffd07d57f20 RDI: 0000000000000005 [ 153.498547][ T3301] RBP: 00007ffd07d57e80 R08: 0000000000000000 R09: 0000000000000000 [ 153.498803][ T3301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04b [ 153.499050][ T3301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd07d585f0 | [ 153.854060][ T12] ------------[ cut here ]------------ | [ 153.854274][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 153.854901][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.855464][ T12] Tainted: [W]=WARN [ 153.855627][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.855838][ T12] Workqueue: netns cleanup_net [ 153.856022][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.856235][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.856758][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 153.856966][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28740 RCX: 1ff4000000018ec7 [ 153.857201][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa287fc [ 153.857450][ T12] RBP: ff110000100d1000 R08: 1fe2200001f45101 R09: ff11000001aed1d0 [ 153.857707][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 153.857943][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 153.858183][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.858464][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.858708][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 153.858985][ T12] PKRU: 55555554 [ 153.859128][ T12] Call Trace: [ 153.859273][ T12] [ 153.859402][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.859595][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.859748][ T12] netif_close_many (net/core/dev.c:1804) [ 153.859925][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 153.860104][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 153.860312][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 153.860542][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 153.860735][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.860955][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.861132][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.861316][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.861542][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.861740][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.861920][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.862099][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.862292][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.862482][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.862705][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.862884][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.863057][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.863236][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.863434][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.863630][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.863826][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.864029][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.864222][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.864442][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.864687][ T12] kthread (kernel/kthread.c:436) [ 153.864838][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.865055][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.865236][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.865436][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.865674][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.865854][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.866036][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.868784][ T12] ------------[ cut here ]------------ | [ 153.868985][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 153.869305][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.869919][ T12] Tainted: [W]=WARN [ 153.870068][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.870389][ T12] Workqueue: netns cleanup_net [ 153.870601][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.870830][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.871373][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 153.871608][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2171c0 RCX: 1ff4000000018e80 [ 153.871855][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21727c [ 153.872140][ T12] RBP: ff110000138d4000 R08: 1fe2200001842e51 R09: ff11000001aed1d0 [ 153.872401][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 153.872679][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 153.872928][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.873210][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.873437][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 153.873722][ T12] PKRU: 55555554 [ 153.873883][ T12] Call Trace: [ 153.874031][ T12] [ 153.874150][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 153.874336][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 153.874513][ T12] netif_close_many (net/core/dev.c:1804) [ 153.874713][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 153.874899][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.875170][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 153.875369][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 153.875566][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 153.875789][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 153.875973][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 153.876161][ T12] notifier_call_chain (kernel/notifier.c:85) [ 153.876366][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 153.876595][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 153.876815][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 153.877032][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 153.877247][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 153.877568][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.877873][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.878056][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.878239][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.878526][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.878716][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.878900][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.879084][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.879267][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.879464][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.879669][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.879853][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.880033][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.880298][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.880503][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.880700][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.880885][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.881151][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.881337][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.881544][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.881754][ T12] kthread (kernel/kthread.c:436) [ 153.881987][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.882200][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.882395][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.882590][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.882890][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.883072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.883257][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.886763][ T12] ------------[ cut here ]------------ | [ 153.886930][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 153.887214][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.887774][ T12] Tainted: [W]=WARN [ 153.887915][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.888115][ T12] Workqueue: netns cleanup_net [ 153.888292][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.888521][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.889036][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.889239][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a040 RCX: 1ff4000000018eed [ 153.889484][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a0fc [ 153.889837][ T12] RBP: ff11000004dbc000 R08: 1fe220000194d421 R09: ff11000001aed1d0 [ 153.890071][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 153.890340][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.890754][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.891018][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.891221][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 153.891468][ T12] PKRU: 55555554 [ 153.891620][ T12] Call Trace: [ 153.891762][ T12] [ 153.891874][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.892079][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.892278][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.892460][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.892650][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.892892][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.893066][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.893238][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.893425][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.893688][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.893864][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.894037][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.894206][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.894468][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.894661][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.894834][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.895008][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.895252][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.895444][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.895634][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.895806][ T12] kthread (kernel/kthread.c:436) [ 153.895949][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.896222][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.896409][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.896597][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.896805][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.896977][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.897149][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.905836][ T12] ------------[ cut here ]------------ | [ 153.906004][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 153.906375][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.907001][ T12] Tainted: [W]=WARN [ 153.907154][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.907370][ T12] Workqueue: netns cleanup_net [ 153.907558][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.907774][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.908251][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.908468][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffc40 RCX: 1ff4000000018eed [ 153.908715][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffcfc [ 153.908946][ T12] RBP: ff11000008dc4000 R08: 1fe220000051ffa1 R09: ff11000001aed1d0 [ 153.909182][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 153.909506][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.909753][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.910010][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.910209][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 153.910452][ T12] PKRU: 55555554 [ 153.910680][ T12] Call Trace: [ 153.910820][ T12] [ 153.910934][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.911138][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.911337][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.911532][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.911718][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.911892][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.912064][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.912236][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.912423][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.912599][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.912781][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.913027][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.913196][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.913382][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.913563][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.913820][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.914007][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.914177][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.914371][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.914638][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.914812][ T12] kthread (kernel/kthread.c:436) [ 153.914954][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.915157][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.915418][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.915602][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.915810][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.915983][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.916231][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.919842][ T12] ------------[ cut here ]------------ | [ 153.920016][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 153.920668][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.921310][ T12] Tainted: [W]=WARN [ 153.921523][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.921782][ T12] Workqueue: netns cleanup_net [ 153.922012][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.922269][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.922830][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.923083][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c17a740 RCX: 1ff4000000018eed [ 153.923377][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17a7fc [ 153.923755][ T12] RBP: ff1100000ef3c000 R08: 1fe220000182f501 R09: ff11000001aed1d0 [ 153.924033][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 153.924315][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.924631][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 153.924941][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.925193][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 153.925575][ T12] PKRU: 55555554 [ 153.925777][ T12] Call Trace: [ 153.925964][ T12] [ 153.926125][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.926396][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.926659][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.926879][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.927102][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.927324][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.927569][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.927800][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.928019][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.928238][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.928473][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.928716][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.929014][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.929236][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.929468][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.929711][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.929933][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.930150][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.930390][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.930633][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.930851][ T12] kthread (kernel/kthread.c:436) [ 153.931040][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.931291][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.931534][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.931764][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.932013][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.932236][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.932473][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.936054][ T12] ------------[ cut here ]------------ | [ 153.936185][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 153.936516][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.936963][ T12] Tainted: [W]=WARN [ 153.937053][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.937202][ T12] Workqueue: netns cleanup_net [ 153.937326][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.937486][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.937922][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.938072][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c17a580 RCX: 1ff4000000018eed [ 153.938251][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17a63c [ 153.938435][ T12] RBP: ff11000012a14000 R08: 1fe220000182f4c9 R09: ff11000001aed1d0 [ 153.938622][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 153.938798][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.938978][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 153.939185][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.939337][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 153.939531][ T12] PKRU: 55555554 [ 153.939623][ T12] Call Trace: [ 153.939713][ T12] [ 153.939775][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.939935][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.940083][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.940207][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.940328][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.940454][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.940583][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.940712][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.940833][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.940955][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.941078][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.941201][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.941323][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.941446][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.941572][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.941700][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.941823][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.941942][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.942066][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.942191][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.942310][ T12] kthread (kernel/kthread.c:436) [ 153.942404][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.942559][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.942681][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.942801][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.942951][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.943071][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.943191][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.945474][ T12] ------------[ cut here ]------------ | [ 153.945608][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 153.945849][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.946277][ T12] Tainted: [W]=WARN [ 153.946376][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.946535][ T12] Workqueue: netns cleanup_net [ 153.946664][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.946825][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.947251][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.947406][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33000 RCX: 1ff4000000018eed [ 153.947593][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce330bc [ 153.947775][ T12] RBP: ff110000058b4000 R08: 1fe22000019c6619 R09: ff11000001aed1d0 [ 153.947956][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 153.948142][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.948321][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 153.948541][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.948695][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 153.948879][ T12] PKRU: 55555554 [ 153.948972][ T12] Call Trace: [ 153.949061][ T12] [ 153.949124][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.949279][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.949433][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.949557][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.949681][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.949800][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.949920][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.950042][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.950161][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.950280][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.950407][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.950533][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.950654][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.950777][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.950896][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.951017][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.951139][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.951258][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.951388][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.951519][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.951647][ T12] kthread (kernel/kthread.c:436) [ 153.951737][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.951883][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.952003][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.952123][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.952270][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.952393][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.952519][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.954753][ T12] ------------[ cut here ]------------ | [ 153.954876][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 153.955109][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.956176][ T12] Tainted: [W]=WARN [ 153.956270][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.956603][ T12] Workqueue: netns cleanup_net [ 153.956728][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.956886][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.957311][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.957561][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5aac0 RCX: 1ff4000000018eed [ 153.957740][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5ab7c [ 153.957917][ T12] RBP: ff110000028c9000 R08: 1fe2200001feb571 R09: ff11000001aed1d0 [ 153.958097][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 153.958275][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.958555][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 153.958764][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.958912][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 153.959089][ T12] PKRU: 55555554 [ 153.959178][ T12] Call Trace: [ 153.959267][ T12] [ 153.959331][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.959588][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.959735][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.959853][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.959972][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.960087][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.960207][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.960326][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.960545][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.960674][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.960798][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.960917][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.961035][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.961153][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.961273][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.961485][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.961620][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.961739][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.961862][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.961985][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.962103][ T12] kthread (kernel/kthread.c:436) [ 153.962193][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.962339][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.962528][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.962650][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.962799][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.962918][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.963037][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.967742][ T12] ------------[ cut here ]------------ | [ 153.967957][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 153.968211][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.968722][ T12] Tainted: [W]=WARN [ 153.968820][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.968968][ T12] Workqueue: netns cleanup_net [ 153.969090][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.969248][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.969695][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.969847][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a900 RCX: 1ff4000000018eed [ 153.970027][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a9bc [ 153.970204][ T12] RBP: ff1100000a869000 R08: 1fe2200001feb539 R09: ff11000001aed1d0 [ 153.970387][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 153.970568][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.970753][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 153.970960][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.971108][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 153.971303][ T12] PKRU: 55555554 [ 153.971399][ T12] Call Trace: [ 153.971494][ T12] [ 153.971559][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.971713][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.971861][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.971984][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.972104][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.972232][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.972357][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.972479][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.972612][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.972729][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.972850][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.972970][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.973088][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.973208][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.973327][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.973454][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.973590][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.973711][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.973834][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.973958][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.974075][ T12] kthread (kernel/kthread.c:436) [ 153.974168][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.974315][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.974444][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.974568][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.974720][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.974838][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.974958][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.977082][ T12] ------------[ cut here ]------------ | [ 153.977200][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 153.977442][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.977873][ T12] Tainted: [W]=WARN [ 153.977962][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.978108][ T12] Workqueue: netns cleanup_net [ 153.978231][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.978392][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.978827][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.978975][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9b8c0 RCX: 1ff4000000018eed [ 153.979151][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b97c [ 153.979325][ T12] RBP: ff110000095e4000 R08: 1fe22000017f3731 R09: ff11000001aed1d0 [ 153.979507][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 153.979685][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.979859][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 153.980066][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.980214][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 153.980396][ T12] PKRU: 55555554 [ 153.980494][ T12] Call Trace: [ 153.980586][ T12] [ 153.980648][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.980798][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.980948][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.981069][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.981186][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.981303][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.981426][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.981550][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.981673][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.981793][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.981912][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.982031][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.982147][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.982264][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.982388][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.982512][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.982641][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.982757][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.982880][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.983001][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.983117][ T12] kthread (kernel/kthread.c:436) [ 153.983205][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.983355][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.983474][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.983598][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.983745][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.983862][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.983980][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.985984][ T12] ------------[ cut here ]------------ | [ 153.986100][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 153.986331][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.987467][ T12] Tainted: [W]=WARN [ 153.987562][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.987710][ T12] Workqueue: netns cleanup_net [ 153.987832][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.987986][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.988510][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 153.988665][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9b380 RCX: 1ff4000000018eed [ 153.988837][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b43c [ 153.989011][ T12] RBP: ff1100000ca94000 R08: 1fe22000017f3689 R09: ff11000001aed1d0 [ 153.989184][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 153.989453][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 153.989639][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 153.989843][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.989991][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 153.990169][ T12] PKRU: 55555554 [ 153.990256][ T12] Call Trace: [ 153.990342][ T12] [ 153.990504][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 153.990672][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 153.990817][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 153.990940][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 153.991059][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 153.991175][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 153.991296][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.991503][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 153.991626][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 153.991743][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 153.991864][ T12] cleanup_net (net/core/net_namespace.c:702) [ 153.991983][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 153.992103][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 153.992223][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 153.992340][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.992517][ T12] process_one_work (kernel/workqueue.c:3314) [ 153.992644][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 153.992760][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 153.992881][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 153.993002][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 153.993120][ T12] kthread (kernel/kthread.c:436) [ 153.993211][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.993440][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.993567][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.993690][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.993836][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.993957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 153.994074][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.997954][ T12] ------------[ cut here ]------------ | [ 153.998089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 153.998331][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 153.998834][ T12] Tainted: [W]=WARN [ 153.998927][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.999080][ T12] Workqueue: netns cleanup_net [ 153.999209][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 153.999378][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 153.999841][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 153.999993][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996f8c0 RCX: 1ff4000000018e99 [ 154.000174][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996f97c [ 154.000361][ T12] RBP: ff110000138d4000 R08: 1fe220000132df31 R09: ff11000001aed1d0 [ 154.000550][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.000734][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.000918][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.001133][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.001291][ T12] CR2: 000055c547420438 CR3: 0000000012a27002 CR4: 0000000000771ef0 [ 154.001481][ T12] PKRU: 55555554 [ 154.001577][ T12] Call Trace: [ 154.001674][ T12] [ 154.001758][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.001919][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.002071][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 154.002192][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.002314][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 154.002474][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 154.002612][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 154.002738][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 154.002861][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 154.002987][ T12] notifier_call_chain (kernel/notifier.c:85) [ 154.003118][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 154.003273][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.003431][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.003563][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.003690][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.003818][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.003940][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.004063][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.004186][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.004313][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.004445][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.004576][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.004701][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.004824][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.004945][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.005069][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.005196][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.005318][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.005450][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.005588][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.005717][ T12] kthread (kernel/kthread.c:436) [ 154.005809][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.005961][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.006082][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.006204][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.006361][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.006483][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.006618][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.017061][ T12] ------------[ cut here ]------------ | [ 154.017185][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 154.017426][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.017858][ T12] Tainted: [W]=WARN [ 154.017947][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.018093][ T12] Workqueue: netns cleanup_net [ 154.018217][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.018376][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.018807][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.018980][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996f700 RCX: 1ff4000000018eed [ 154.019165][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996f7bc [ 154.019340][ T12] RBP: ff110000100d1000 R08: 1fe220000132def9 R09: ff11000001aed1d0 [ 154.019526][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.019705][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.019884][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.020091][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.020240][ T12] CR2: 000055c547420438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 154.020514][ T12] PKRU: 55555554 [ 154.020628][ T12] Call Trace: [ 154.020718][ T12] [ 154.020781][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.020987][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.021132][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.021253][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.021425][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.021551][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.021676][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.021795][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.021915][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.022032][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.022154][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.022274][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.022443][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.022569][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.022697][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.022818][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.022947][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.023070][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.023197][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.023321][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.023492][ T12] kthread (kernel/kthread.c:436) [ 154.023586][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.023738][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.023859][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.023980][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.024129][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.024248][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.024416][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.046111][ T12] ------------[ cut here ]------------ | [ 154.046249][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 154.046713][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.047172][ T12] Tainted: [W]=WARN [ 154.047269][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.047481][ T12] Workqueue: netns cleanup_net [ 154.047629][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.047794][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.048248][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 154.048426][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996f380 RCX: 1ff4000000018eaf [ 154.048622][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996f43c [ 154.048814][ T12] RBP: ff1100000ecb1000 R08: 1fe220000132de89 R09: ff11000001aed1d0 [ 154.049001][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 154.049185][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ecb4000 [ 154.049380][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.049613][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.049770][ T12] CR2: 000055c547420438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 154.049962][ T12] PKRU: 55555554 [ 154.050056][ T12] Call Trace: [ 154.050150][ T12] [ 154.050217][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.050344][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.050448][ T12] netif_close_many (net/core/dev.c:1804) [ 154.050583][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.050707][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.050832][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.050959][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 154.051085][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 154.051262][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 154.051424][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.051556][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.051712][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.051842][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.051966][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 154.052128][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 154.052261][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 154.052394][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.052526][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 154.052654][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 154.052780][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 154.052908][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.053038][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.053168][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.053293][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.053423][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.053555][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.053692][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.053818][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.053946][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.054071][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.054205][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.054335][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.054466][ T12] kthread (kernel/kthread.c:436) [ 154.054566][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.054726][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.054851][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.054976][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.055132][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.055262][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.055392][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.057701][ T12] ------------[ cut here ]------------ | [ 154.057827][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 154.058069][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.058931][ T12] Tainted: [W]=WARN [ 154.059028][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.059184][ T12] Workqueue: netns cleanup_net [ 154.059315][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.059537][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.059990][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 154.060146][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa24580 RCX: 1ff4000000018eaf [ 154.060333][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2463c [ 154.060595][ T12] RBP: ff1100000ecb4000 R08: 1fe2200001f448c9 R09: ff11000001aed1d0 [ 154.060787][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 154.060973][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 154.061159][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.061427][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.061594][ T12] CR2: 000055c547420438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 154.061783][ T12] PKRU: 55555554 [ 154.061876][ T12] Call Trace: [ 154.061975][ T12] [ 154.062041][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.062167][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 154.062293][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.062449][ T12] netif_close_many (net/core/dev.c:1804) [ 154.062586][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.062716][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.062840][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.062966][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 154.063092][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 154.063252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 154.063461][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.063595][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.063757][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.063885][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.064011][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 154.064168][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 154.064297][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 154.064495][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.064625][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 154.064750][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 154.064877][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 154.065007][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.065134][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.065263][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.065438][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.065568][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.065701][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.065825][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.065951][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.066084][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.066210][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.066340][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.066532][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.066663][ T12] kthread (kernel/kthread.c:436) [ 154.066759][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.066914][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.067043][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.067170][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.067326][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.067461][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.067596][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.069942][ T12] ------------[ cut here ]------------ | [ 154.070065][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 154.070299][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.071247][ T12] Tainted: [W]=WARN [ 154.071338][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.071544][ T12] Workqueue: netns cleanup_net [ 154.071680][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.071838][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.072269][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 154.072475][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991000 RCX: 1ff4000000018ed5 [ 154.072665][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129910bc [ 154.072843][ T12] RBP: ff1100000ecb1000 R08: 1fe2200002532219 R09: ff11000001aed1d0 [ 154.073020][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.073199][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.073432][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.073652][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.073800][ T12] CR2: 000055c547420438 CR3: 000000005c74d003 CR4: 0000000000771ef0 [ 154.073987][ T12] PKRU: 55555554 [ 154.074078][ T12] Call Trace: [ 154.074166][ T12] [ 154.074230][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.074432][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.074591][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.074711][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.074830][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 154.074984][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 154.075107][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.075227][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 154.075396][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 154.075522][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 154.075654][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.075774][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.075898][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.076020][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.076141][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.076263][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.076430][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.076559][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.076685][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.076806][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.076934][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.077058][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.077178][ T12] kthread (kernel/kthread.c:436) [ 154.077268][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.077469][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.077597][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.077718][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.077868][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.077989][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.078109][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.087155][ T12] ------------[ cut here ]------------ | [ 154.087299][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 154.087553][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.087993][ T12] Tainted: [W]=WARN [ 154.088083][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.088233][ T12] Workqueue: netns cleanup_net [ 154.088388][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.088551][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.088989][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 154.089141][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50740 RCX: 1ff4000000018ed5 [ 154.089323][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf507fc [ 154.089511][ T12] RBP: ff1100000ecb4000 R08: 1fe22000019ea101 R09: ff11000001aed1d0 [ 154.089696][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 154.089873][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.090051][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.090260][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.090419][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 154.090612][ T12] PKRU: 55555554 [ 154.090701][ T12] Call Trace: [ 154.090791][ T12] [ 154.090854][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.091008][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.091158][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.091280][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.091407][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 154.091564][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 154.091692][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.091811][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 154.091931][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 154.092051][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 154.092172][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.092292][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.092420][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.092548][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.092671][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.092792][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.092914][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.093036][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.093160][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.093279][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.093410][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.093539][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.093663][ T12] kthread (kernel/kthread.c:436) [ 154.093752][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.093905][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.094024][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.094143][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.094292][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.094418][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.094542][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.096818][ T12] ------------[ cut here ]------------ | [ 154.096941][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 154.097176][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.097627][ T12] Tainted: [W]=WARN [ 154.097717][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.097865][ T12] Workqueue: netns cleanup_net [ 154.097990][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.098145][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.098577][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 154.098732][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf503c0 RCX: 1ff4000000018ed5 [ 154.098914][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5047c [ 154.099097][ T12] RBP: ff1100000a81c000 R08: 1fe22000019ea091 R09: ff11000001aed1d0 [ 154.099274][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 154.099481][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.099673][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.099882][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.100031][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4005 CR4: 0000000000771ef0 [ 154.100212][ T12] PKRU: 55555554 [ 154.100306][ T12] Call Trace: [ 154.100400][ T12] [ 154.100463][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.100624][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.100771][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.100891][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.101009][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 154.101162][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 154.101284][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.101418][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 154.101542][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 154.101671][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 154.101793][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.101912][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.102035][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.102154][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.102272][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.102399][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.102527][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.102653][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.102777][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.102899][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.103025][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.103150][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.103269][ T12] kthread (kernel/kthread.c:436) [ 154.103365][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.103520][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.103644][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.103765][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.103916][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.104035][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.104155][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.112507][ T3333] ------------[ cut here ]------------ | [ 154.112664][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3333 | [ 154.112935][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.113388][ T3333] Tainted: [W]=WARN [ 154.113495][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.113669][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.113843][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.114311][ T3333] RSP: 0018:ffa0000001d3fa80 EFLAGS: 00010286 [ 154.114484][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000bf6d000 RCX: 1ff40000003a7f16 [ 154.114689][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d0bc [ 154.114887][ T3333] RBP: ff110000058b1000 R08: 1fe22000017eda19 R09: ff1100000ffcae80 [ 154.115082][ T3333] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.115279][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058b1000 [ 154.115485][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.115726][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.115934][ T3333] CR2: 00007f1ba3f20690 CR3: 00000000134dd006 CR4: 0000000000771ef0 [ 154.116154][ T3333] PKRU: 55555554 [ 154.116256][ T3333] Call Trace: [ 154.116360][ T3333] [ 154.116430][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.116572][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.116713][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.116818][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.116956][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.117130][ T3333] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.117282][ T3333] register_netdev (net/core/dev.c:11552) [ 154.117418][ T3333] loopback_net_init (drivers/net/loopback.c:218) [ 154.117556][ T3333] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 154.117693][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.117800][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.117905][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.118036][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.118168][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.118303][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.118445][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.118594][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.118735][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.118881][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.119037][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.119194][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.119342][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.119490][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.119631][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.119771][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.119904][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.120039][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.120175][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.120345][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.120502][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.120986][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.121187][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.121393][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.121629][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.121838][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.122057][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.126432][ T3333] ------------[ cut here ]------------ | [ 154.126616][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3333 | [ 154.126873][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.127306][ T3333] Tainted: [W]=WARN [ 154.127413][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.127587][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.127758][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.128221][ T3333] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 154.128391][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000b31de00 RCX: 1ff40000003a7ee9 [ 154.128598][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31debc [ 154.128794][ T3333] RBP: ff1100000ca99000 R08: 1fe2200001663bd9 R09: ff1100000ffcae80 [ 154.128990][ T3333] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.129185][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca99000 [ 154.129388][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.129632][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.129798][ T3333] CR2: 00007f1ba3f20690 CR3: 00000000134dd006 CR4: 0000000000771ef0 [ 154.130000][ T3333] PKRU: 55555554 [ 154.130098][ T3333] Call Trace: [ 154.130197][ T3333] [ 154.130265][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.130409][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.130549][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.130657][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.130790][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.130957][ T3333] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.131091][ T3333] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.131222][ T3333] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.131359][ T3333] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.131500][ T3333] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.131639][ T3333] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.131773][ T3333] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.131907][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.132008][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.132110][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.132244][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.132380][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.132530][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.132666][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.132799][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.132932][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.133064][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.133198][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.133328][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.133465][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.133609][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.133740][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.133870][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.134004][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.134136][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.134265][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.134431][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.134572][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.135041][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.135240][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.135444][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.135650][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.135847][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.136043][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.140006][ T3333] ------------[ cut here ]------------ | [ 154.140145][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3333 | [ 154.140413][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.140863][ T3333] Tainted: [W]=WARN [ 154.140963][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.141127][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.141303][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.141796][ T3333] RSP: 0018:ffa0000001d3f8f8 EFLAGS: 00010286 [ 154.141966][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000c1d31c0 RCX: 1ff40000003a7ee5 [ 154.142162][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d327c [ 154.142369][ T3333] RBP: ff11000010064000 R08: 1fe220000183a651 R09: ff1100000ffcae80 [ 154.142570][ T3333] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.142775][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010064000 [ 154.142979][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.143214][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.143388][ T3333] CR2: 00007f1ba3f20690 CR3: 00000000134dd006 CR4: 0000000000771ef0 [ 154.143597][ T3333] PKRU: 55555554 [ 154.143697][ T3333] Call Trace: [ 154.143795][ T3333] [ 154.143865][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.143998][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.144132][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.144235][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.144376][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.144559][ T3333] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.144698][ T3333] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.144832][ T3333] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.144966][ T3333] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.145102][ T3333] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.145237][ T3333] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.145378][ T3333] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 154.145520][ T3333] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 154.145660][ T3333] vti_init_net (net/ipv4/ip_vti.c:517) [ 154.145794][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.145897][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.146000][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.146132][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.146267][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.146411][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.146553][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.146693][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.146831][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.146969][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.147104][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.147245][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.147385][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.147529][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.147668][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.147801][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.147935][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.148067][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.148202][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.148371][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.148520][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.148997][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.149198][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.149401][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.149612][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.149811][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.150009][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.154158][ T3333] ------------[ cut here ]------------ | [ 154.154299][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3333 | [ 154.154568][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.155010][ T3333] Tainted: [W]=WARN [ 154.155109][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.155274][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.155449][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.155927][ T3333] RSP: 0018:ffa0000001d3fa78 EFLAGS: 00010286 [ 154.156098][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000bf6c3c0 RCX: 1ff40000003a7f15 [ 154.156298][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6c47c [ 154.156508][ T3333] RBP: ff110000134f4000 R08: 1fe22000017ed891 R09: ff1100000ffcae80 [ 154.156710][ T3333] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.156910][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134f4000 [ 154.157109][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.157342][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.157543][ T3333] CR2: 00007f1ba3f20690 CR3: 00000000134dd006 CR4: 0000000000771ef0 [ 154.157746][ T3333] PKRU: 55555554 [ 154.157844][ T3333] Call Trace: [ 154.157940][ T3333] [ 154.158008][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.158141][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.158273][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.158377][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.158516][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.158683][ T3333] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.158817][ T3333] register_netdev (net/core/dev.c:11552) [ 154.158950][ T3333] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 154.159086][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.159186][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.159287][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.159422][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.159559][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.159708][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.159842][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.159977][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.160112][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.160244][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.160385][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.160523][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.160660][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.160793][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.160927][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.161080][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.161211][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.161343][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.161483][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.161658][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.161795][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.162265][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.162467][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.162672][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.162869][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.163063][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.163258][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.167415][ T3333] ------------[ cut here ]------------ | [ 154.167557][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3333 | [ 154.167818][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.168257][ T3333] Tainted: [W]=WARN [ 154.168888][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.169054][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.169230][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.169766][ T3333] RSP: 0018:ffa0000001d3fa68 EFLAGS: 00010286 [ 154.169939][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000d7e3c40 RCX: 1ff40000003a7f13 [ 154.170143][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3cfc [ 154.170339][ T3333] RBP: ff110000126a9000 R08: 1fe2200001afc7a1 R09: ff1100000ffcae80 [ 154.170605][ T3333] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.170802][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126a9000 [ 154.171001][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.171231][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.171451][ T3333] CR2: 00007f1ba3f20690 CR3: 00000000134dd006 CR4: 0000000000771ef0 [ 154.171657][ T3333] PKRU: 55555554 [ 154.171755][ T3333] Call Trace: [ 154.171852][ T3333] [ 154.171920][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.172053][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.172185][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.172287][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.172476][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.172658][ T3333] register_netdev (net/core/dev.c:11552) [ 154.172788][ T3333] sit_init_net (net/ipv6/sit.c:1860) [ 154.172919][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.173021][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.173120][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.173252][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.173438][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.173581][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.173716][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.173851][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.173984][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.174115][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.174250][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.174437][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.174575][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.174713][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.174843][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.174973][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.175108][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.175239][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.175428][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.175599][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.175736][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.176202][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.176458][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.176668][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.176863][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.177058][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.177253][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.190631][ T3333] ------------[ cut here ]------------ | [ 154.190779][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3333 | [ 154.191049][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.191499][ T3333] Tainted: [W]=WARN [ 154.191605][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.191769][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.191952][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.192522][ T3333] RSP: 0018:ffa0000001d3fa78 EFLAGS: 00010286 [ 154.192694][ T3333] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff40000003a7f15 [ 154.192891][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 154.193088][ T3333] RBP: ff11000007c21000 R08: 1fe220000051fde1 R09: ff1100000ffcae80 [ 154.193283][ T3333] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 154.193492][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c21000 [ 154.193694][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.193940][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.194118][ T3333] CR2: 000055f6a15ced5c CR3: 00000000134dd004 CR4: 0000000000771ef0 [ 154.194332][ T3333] PKRU: 55555554 [ 154.194437][ T3333] Call Trace: [ 154.194545][ T3333] [ 154.194619][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.194753][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.194885][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.194986][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.195118][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.195283][ T3333] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.195422][ T3333] register_netdev (net/core/dev.c:11552) [ 154.195561][ T3333] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 154.195697][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.195804][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.195905][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.196035][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.196166][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.196302][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.196442][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.196589][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.196721][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.196854][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.196986][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.197118][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.197253][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.197394][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.197532][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.197670][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.197800][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.197936][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.198067][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.198228][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.198371][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.198850][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.199049][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.199247][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.199450][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.199657][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.199858][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.203872][ T3333] ------------[ cut here ]------------ | [ 154.204009][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3333 | [ 154.204266][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.204719][ T3333] Tainted: [W]=WARN [ 154.204818][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.204981][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.205150][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.205642][ T3333] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 154.205806][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000e0f1e00 RCX: 1ff40000003a7ee9 [ 154.206004][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f1ebc [ 154.206203][ T3333] RBP: ff1100000fbac000 R08: 1fe2200001c1e3d9 R09: ff1100000ffcae80 [ 154.206408][ T3333] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 154.206629][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbac000 [ 154.206825][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.207067][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.207232][ T3333] CR2: 000055f6a15ced5c CR3: 00000000134dd004 CR4: 0000000000771ef0 [ 154.207440][ T3333] PKRU: 55555554 [ 154.207545][ T3333] Call Trace: [ 154.207647][ T3333] [ 154.207714][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.207845][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.207978][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.208079][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.208215][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.208383][ T3333] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.208522][ T3333] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.208656][ T3333] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.208787][ T3333] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.208920][ T3333] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.209051][ T3333] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.209183][ T3333] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.209318][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.209424][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.209531][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.209665][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.209796][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.209929][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.210065][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.210200][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.210334][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.210470][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.210611][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.210742][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.210879][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.211013][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.211143][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.211279][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.211416][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.211553][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.211689][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.211851][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.211987][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.212462][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.212669][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.212866][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.213067][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.213280][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.213480][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.215187][ T12] ------------[ cut here ]------------ | [ 154.215323][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 154.215580][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.216028][ T12] Tainted: [W]=WARN [ 154.216121][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.216274][ T12] Workqueue: netns cleanup_net [ 154.216408][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.216575][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.217029][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 154.217184][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31d700 RCX: 1ff4000000018ec7 [ 154.217373][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d7bc [ 154.217564][ T12] RBP: ff110000057e9000 R08: 1fe2200001663af9 R09: ff11000001aed1d0 [ 154.217748][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 154.217932][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 154.218117][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.218336][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.218514][ T12] CR2: 00007f1ba3f20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 154.218702][ T12] PKRU: 55555554 [ 154.218795][ T12] Call Trace: [ 154.218886][ T12] [ 154.218951][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.219075][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.219168][ T12] netif_close_many (net/core/dev.c:1804) [ 154.219298][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 154.219427][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 154.219590][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 154.219743][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.219867][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.220019][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.220142][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.220268][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.220397][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.220526][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.220662][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.220787][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.220913][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.221035][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.221163][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.221287][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.221416][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.221547][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.221674][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.221802][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.221936][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.222057][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.222185][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.222314][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.222442][ T12] kthread (kernel/kthread.c:436) [ 154.222543][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.222701][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.222825][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.222950][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.223106][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.223230][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.223359][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.225073][ T12] ------------[ cut here ]------------ | [ 154.225201][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 154.225457][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.225918][ T12] Tainted: [W]=WARN [ 154.226016][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.226177][ T12] Workqueue: netns cleanup_net [ 154.226311][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.226699][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.227166][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 154.227328][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bf000 RCX: 1ff4000000018e80 [ 154.227532][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bf0bc [ 154.227730][ T12] RBP: ff11000013761000 R08: 1fe2200001ad7e19 R09: ff11000001aed1d0 [ 154.227922][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 154.228117][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 154.228310][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.228550][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.228720][ T12] CR2: 00007f1ba3f20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 154.228914][ T12] PKRU: 55555554 [ 154.229011][ T12] Call Trace: [ 154.229112][ T12] [ 154.229179][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.229309][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.229414][ T12] netif_close_many (net/core/dev.c:1804) [ 154.229550][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 154.229684][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.229817][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 154.229948][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 154.230078][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 154.230207][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 154.230336][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 154.230473][ T12] notifier_call_chain (kernel/notifier.c:85) [ 154.230616][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 154.230749][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 154.230879][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 154.231042][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 154.231206][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.231336][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.231508][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.231642][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.231773][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.231902][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.232034][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.232163][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.232294][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.232427][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.232562][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.232698][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.232830][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.232960][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.233091][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.233231][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.233377][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.233516][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.233650][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.233786][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.233921][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.234051][ T12] kthread (kernel/kthread.c:436) [ 154.234150][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.234312][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.234447][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.234587][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.234749][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.234878][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.235009][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.237457][ T12] ------------[ cut here ]------------ | [ 154.237596][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 154.237834][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.238260][ T12] Tainted: [W]=WARN [ 154.238845][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.239000][ T12] Workqueue: netns cleanup_net [ 154.239126][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.239335][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.239826][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.239990][ T12] RAX: 00000000ffffffa6 RBX: ff110000100c03c0 RCX: 1ff4000000018eed [ 154.240171][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100c047c [ 154.240403][ T12] RBP: ff110000103d1000 R08: 1fe2200002018091 R09: ff11000001aed1d0 [ 154.240593][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.240773][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.240953][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.241166][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.241318][ T12] CR2: 00007f1ba3f20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 154.241559][ T12] PKRU: 55555554 [ 154.241651][ T12] Call Trace: [ 154.241740][ T12] [ 154.241803][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.241957][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.242106][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.242232][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.242401][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.242528][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.242651][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.242772][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.242895][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.243016][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.243143][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.243264][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.243442][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.243574][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.243699][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.243823][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.243956][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.244077][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.244203][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.244328][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.244505][ T12] kthread (kernel/kthread.c:436) [ 154.244606][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.244763][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.244885][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.245008][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.245159][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.245289][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.245460][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.247886][ T12] ------------[ cut here ]------------ | [ 154.248058][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.248363][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.248910][ T12] Tainted: [W]=WARN [ 154.249052][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.249253][ T12] Workqueue: netns cleanup_net [ 154.249447][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.249671][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.250144][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.250373][ T12] RAX: 00000000ffffffa6 RBX: ff110000100c0ac0 RCX: 1ff4000000018eed [ 154.250615][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100c0b7c [ 154.250844][ T12] RBP: ff11000012a11000 R08: 1fe2200002018171 R09: ff11000001aed1d0 [ 154.251078][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.251306][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.251562][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.251828][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.252030][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.252261][ T12] PKRU: 55555554 [ 154.252416][ T12] Call Trace: [ 154.252565][ T12] [ 154.252686][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.252890][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.253090][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.253265][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.253454][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.253636][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.253809][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.253984][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.254158][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.254328][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.254523][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.254706][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.254875][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.255049][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.255222][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.255411][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.255602][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.255776][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.255952][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.256130][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.256302][ T12] kthread (kernel/kthread.c:436) [ 154.256462][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.256686][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.256859][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.257031][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.257231][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.257420][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.257599][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.264804][ T12] ------------[ cut here ]------------ | [ 154.264976][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.265260][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.265819][ T12] Tainted: [W]=WARN [ 154.265960][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.266158][ T12] Workqueue: netns cleanup_net [ 154.266335][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.266567][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.267048][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.267250][ T12] RAX: 00000000ffffffa6 RBX: ff110000100c11c0 RCX: 1ff4000000018eed [ 154.267496][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100c127c [ 154.267731][ T12] RBP: ff1100000a11c000 R08: 1fe2200002018251 R09: ff11000001aed1d0 [ 154.267961][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.268189][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.268431][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.268711][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.268910][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.269138][ T12] PKRU: 55555554 [ 154.269277][ T12] Call Trace: [ 154.269430][ T12] [ 154.269551][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.269762][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.269964][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.270136][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.270307][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.270499][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.270681][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.270854][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.271027][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.271195][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.271385][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.271568][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.271744][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.271916][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.272084][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.272257][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.272447][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.272637][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.272813][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.272989][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.273158][ T12] kthread (kernel/kthread.c:436) [ 154.273298][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.273521][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.273701][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.273871][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.274073][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.274244][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.274428][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.276953][ T12] ------------[ cut here ]------------ | [ 154.277115][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.278274][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.278924][ T12] Tainted: [W]=WARN [ 154.279110][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.279368][ T12] Workqueue: netns cleanup_net [ 154.279609][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.279867][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.280408][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.280669][ T12] RAX: 00000000ffffffa6 RBX: ff110000100c1540 RCX: 1ff4000000018eed [ 154.280945][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100c15fc [ 154.281218][ T12] RBP: ff1100000f8b1000 R08: 1fe22000020182c1 R09: ff11000001aed1d0 [ 154.281514][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.281795][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.282071][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.282386][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.282660][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.282939][ T12] PKRU: 55555554 [ 154.283122][ T12] Call Trace: [ 154.283304][ T12] [ 154.283477][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.283747][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.283992][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.284209][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.284444][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.284676][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.284907][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.285124][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.285337][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.285527][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.285711][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.285884][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.286055][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.286228][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.286414][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.286600][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.286779][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.286949][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.287122][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.287299][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.287484][ T12] kthread (kernel/kthread.c:436) [ 154.287643][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.287843][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.288014][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.288185][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.288399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.288585][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.288767][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.291478][ T12] ------------[ cut here ]------------ | [ 154.291653][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.291937][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.292705][ T12] Tainted: [W]=WARN [ 154.292946][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.293246][ T12] Workqueue: netns cleanup_net [ 154.293537][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.293852][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.294433][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.294744][ T12] RAX: 00000000ffffffa6 RBX: ff110000100c1c40 RCX: 1ff4000000018eed [ 154.295069][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000100c1cfc [ 154.295365][ T12] RBP: ff11000013514000 R08: 1fe22000020183a1 R09: ff11000001aed1d0 [ 154.295684][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.295957][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.296228][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.296553][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.296805][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.297081][ T12] PKRU: 55555554 [ 154.297263][ T12] Call Trace: [ 154.297461][ T12] [ 154.297636][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.297885][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.298124][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.298340][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.298634][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.298851][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.299071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.299288][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.299528][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.299750][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.299968][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.300182][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.300408][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.300644][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.300863][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.301077][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.301296][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.301534][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.301788][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.302055][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.302270][ T12] kthread (kernel/kthread.c:436) [ 154.302425][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.302639][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.302810][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.302982][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.303179][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.303364][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.303539][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.306225][ T12] ------------[ cut here ]------------ | [ 154.307100][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.307447][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.308069][ T12] Tainted: [W]=WARN [ 154.308254][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.308516][ T12] Workqueue: netns cleanup_net [ 154.308747][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.308998][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.309536][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.309790][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bee40 RCX: 1ff4000000018eed [ 154.310065][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6beefc [ 154.310334][ T12] RBP: ff1100000edec000 R08: 1fe2200001ad7de1 R09: ff11000001aed1d0 [ 154.310636][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.310909][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.311185][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.311507][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.311761][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.312032][ T12] PKRU: 55555554 [ 154.312215][ T12] Call Trace: [ 154.312411][ T12] [ 154.312582][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.312843][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.313085][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.313301][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.313540][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.313767][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.313984][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.314200][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.314433][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.314664][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.314885][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.315099][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.315313][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.315579][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.315852][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.316134][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.316414][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.316692][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.316962][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.317229][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.317514][ T12] kthread (kernel/kthread.c:436) [ 154.317746][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.317957][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.318127][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.318298][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.318517][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.318698][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.318867][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.330422][ T12] ------------[ cut here ]------------ | [ 154.330603][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.330889][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.331453][ T12] Tainted: [W]=WARN [ 154.331599][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.331802][ T12] Workqueue: netns cleanup_net [ 154.331977][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.332182][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.332683][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.332882][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996e900 RCX: 1ff4000000018eed [ 154.333108][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996e9bc [ 154.333338][ T12] RBP: ff11000013411000 R08: 1fe220000132dd39 R09: ff11000001aed1d0 [ 154.333591][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.333824][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.334052][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.334310][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.334529][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.334769][ T12] PKRU: 55555554 [ 154.334907][ T12] Call Trace: [ 154.335045][ T12] [ 154.335157][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.335373][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.335580][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.335763][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.335937][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.336105][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.336276][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.336460][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.336650][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.336819][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.336995][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.337165][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.337336][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.337529][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.337710][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.337882][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.338057][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.338225][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.338412][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.338602][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.338778][ T12] kthread (kernel/kthread.c:436) [ 154.338920][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.339119][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.339290][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.339474][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.339691][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.339861][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.340031][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.342507][ T12] ------------[ cut here ]------------ | [ 154.342678][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.342987][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.343520][ T12] Tainted: [W]=WARN [ 154.343668][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.343865][ T12] Workqueue: netns cleanup_net [ 154.344037][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.344237][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.344730][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.344933][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996ec80 RCX: 1ff4000000018eed [ 154.345155][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996ed3c [ 154.345391][ T12] RBP: ff1100000eaa9000 R08: 1fe220000132dda9 R09: ff11000001aed1d0 [ 154.345627][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.345851][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.346078][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.346335][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.346566][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.346834][ T12] PKRU: 55555554 [ 154.346977][ T12] Call Trace: [ 154.347115][ T12] [ 154.347228][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.347458][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.347682][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.347856][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.348034][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.348218][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.348409][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.348597][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.348774][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.348941][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.349117][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.349293][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.349477][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.349667][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.349843][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.350026][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.350208][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.350395][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.350583][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.350773][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.350958][ T12] kthread (kernel/kthread.c:436) [ 154.351104][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.351305][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.351505][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.351691][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.351894][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.352063][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.352233][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.354969][ T12] ------------[ cut here ]------------ | [ 154.355132][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.355432][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.355971][ T12] Tainted: [W]=WARN [ 154.356109][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.356304][ T12] Workqueue: netns cleanup_net [ 154.356561][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.356844][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.357375][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.357640][ T12] RAX: 00000000ffffffa6 RBX: ff1100000996f000 RCX: 1ff4000000018eed [ 154.357912][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996f0bc [ 154.358181][ T12] RBP: ff1100000ec01000 R08: 1fe220000132de19 R09: ff11000001aed1d0 [ 154.358470][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.358772][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.359027][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.359282][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.359589][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.359829][ T12] PKRU: 55555554 [ 154.359967][ T12] Call Trace: [ 154.360106][ T12] [ 154.360218][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.360442][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.360667][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.360842][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.361020][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.361191][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.361375][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.361554][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.361737][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.361905][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.362078][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.362247][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.362429][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.362617][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.362798][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.362984][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.363156][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.363326][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.363522][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.363709][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.363878][ T12] kthread (kernel/kthread.c:436) [ 154.364019][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.364220][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.364401][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.364582][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.364791][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.364964][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.365135][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.368229][ T12] ------------[ cut here ]------------ | [ 154.368905][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 154.369257][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.369926][ T12] Tainted: [W]=WARN [ 154.370117][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.370389][ T12] Workqueue: netns cleanup_net [ 154.370637][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.370902][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.371448][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 154.371721][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f643c0 RCX: 1ff4000000018e99 [ 154.372003][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6447c [ 154.372282][ T12] RBP: ff11000013761000 R08: 1fe22000011ec891 R09: ff11000001aed1d0 [ 154.372581][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.372874][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.373154][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.373479][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.373745][ T12] CR2: 00007ff32c51b2a0 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 154.374032][ T12] PKRU: 55555554 [ 154.374220][ T12] Call Trace: [ 154.374425][ T12] [ 154.374604][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.374865][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.375118][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 154.375340][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.375639][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 154.375893][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 154.376133][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 154.376432][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 154.376723][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 154.377001][ T12] notifier_call_chain (kernel/notifier.c:85) [ 154.377273][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 154.377605][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.377907][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.378175][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.378454][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.378695][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.378917][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.379139][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.379377][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.379618][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.379846][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.380072][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.380292][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.380538][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.380772][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.380996][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.381222][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.381458][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.381701][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.381931][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.382151][ T12] kthread (kernel/kthread.c:436) [ 154.382341][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.382661][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.382884][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.383106][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.383397][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.383642][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.383864][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.392902][ T12] ------------[ cut here ]------------ | [ 154.393036][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 154.393273][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.393723][ T12] Tainted: [W]=WARN [ 154.393812][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.393960][ T12] Workqueue: netns cleanup_net [ 154.394084][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.394240][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.394684][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 154.394834][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f64ac0 RCX: 1ff4000000018eed [ 154.395010][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f64b7c [ 154.395185][ T12] RBP: ff110000057e9000 R08: 1fe22000011ec971 R09: ff11000001aed1d0 [ 154.395367][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.395549][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.395731][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.395939][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.396085][ T12] CR2: 00007f1ba3f20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 154.396263][ T12] PKRU: 55555554 [ 154.396357][ T12] Call Trace: [ 154.396446][ T12] [ 154.396514][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.396669][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.396818][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 154.396936][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 154.397054][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 154.397172][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 154.397293][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 154.397422][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 154.397548][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.397669][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.397790][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.397907][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.398025][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.398143][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.398260][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.398385][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.398513][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.398636][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.398761][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.398883][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.399005][ T12] kthread (kernel/kthread.c:436) [ 154.399094][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.399241][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.399365][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.399482][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.399640][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.399762][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.399882][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.404774][ T3333] ------------[ cut here ]------------ | [ 154.404920][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3333 | [ 154.405187][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.405648][ T3333] Tainted: [W]=WARN [ 154.405748][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.405913][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.406082][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.406564][ T3333] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 154.406736][ T3333] RAX: 00000000ffffffa6 RBX: ff11000008f651c0 RCX: 1ff40000003a7ee9 [ 154.406937][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6527c [ 154.407133][ T3333] RBP: ff1100000ee81000 R08: 1fe22000011eca51 R09: ff1100000ffcae80 [ 154.407329][ T3333] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 154.407539][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee81000 [ 154.407742][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.407976][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.408140][ T3333] CR2: 000055f6a15ced5c CR3: 00000000134dd004 CR4: 0000000000771ef0 [ 154.408341][ T3333] PKRU: 55555554 [ 154.408446][ T3333] Call Trace: [ 154.408548][ T3333] [ 154.408622][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.408754][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.408886][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.408986][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.409119][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.409283][ T3333] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.409424][ T3333] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.409561][ T3333] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.409694][ T3333] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.409828][ T3333] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.409965][ T3333] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.410101][ T3333] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.410235][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.410337][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.410447][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.410586][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.410719][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.410851][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.410985][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.411125][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.411256][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.411393][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.411529][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.411664][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.411801][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.411936][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.412067][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.412200][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.412332][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.412469][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.412613][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.412778][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.412916][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.413394][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.413609][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.413806][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.414002][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.414201][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.414403][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.426827][ T3333] ------------[ cut here ]------------ | [ 154.426965][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3333 | [ 154.427226][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.427689][ T3333] Tainted: [W]=WARN [ 154.427788][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.427953][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.428125][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.428614][ T3333] RSP: 0018:ffa0000001d3f918 EFLAGS: 00010286 [ 154.428779][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000ffe0e40 RCX: 1ff40000003a7ee9 [ 154.428975][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe0efc [ 154.429169][ T3333] RBP: ff11000009c8c000 R08: 1fe2200001ffc1e1 R09: ff1100000ffcae80 [ 154.429372][ T3333] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 154.429580][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c8c000 [ 154.429780][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.430011][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.430175][ T3333] CR2: 000055f6a15ced5c CR3: 00000000134dd004 CR4: 0000000000771ef0 [ 154.430381][ T3333] PKRU: 55555554 [ 154.430481][ T3333] Call Trace: [ 154.430592][ T3333] [ 154.430659][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.430790][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.430922][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.431024][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.431157][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.431321][ T3333] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.431458][ T3333] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.431596][ T3333] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.431728][ T3333] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.431860][ T3333] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.431994][ T3333] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.432132][ T3333] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.432265][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.432372][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.432476][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.432616][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.432746][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.432878][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.433010][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.433144][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.433275][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.433410][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.433546][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.433681][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.433811][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.433946][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.434077][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.434208][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.434339][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.434475][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.434617][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.434780][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.434916][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.435387][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.435595][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.435806][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.436017][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.436212][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.436414][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.438332][ T12] ------------[ cut here ]------------ | [ 154.438472][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 154.438725][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.439166][ T12] Tainted: [W]=WARN [ 154.439257][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.439413][ T12] Workqueue: netns cleanup_net [ 154.439544][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.439706][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.440149][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 154.440302][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bbbb540 RCX: 1ff4000000018ed5 [ 154.440483][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bbbb5fc [ 154.440690][ T12] RBP: ff11000001dd4000 R08: 1fe22000017776c1 R09: ff11000001aed1d0 [ 154.440865][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.441043][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.441228][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.441445][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.441605][ T12] CR2: 00007f1ba3f20690 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 154.441784][ T12] PKRU: 55555554 [ 154.441874][ T12] Call Trace: [ 154.441962][ T12] [ 154.442025][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 154.442176][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 154.442331][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 154.442459][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 154.442589][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.442708][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 154.442827][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 154.442948][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 154.443070][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 154.443187][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.443310][ T12] cleanup_net (net/core/net_namespace.c:702) [ 154.443435][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 154.443557][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 154.443681][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.443800][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.443921][ T12] process_one_work (kernel/workqueue.c:3314) [ 154.444048][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.444169][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.444292][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.444421][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.444549][ T12] kthread (kernel/kthread.c:436) [ 154.444643][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.444792][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.444912][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.445037][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.445185][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.445304][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 154.445430][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.451275][ T3333] ------------[ cut here ]------------ | [ 154.451422][ T3333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3333 | [ 154.451699][ T3333] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.452141][ T3333] Tainted: [W]=WARN [ 154.452241][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.452475][ T3333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.452658][ T3333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.453133][ T3333] RSP: 0018:ffa0000001d3fa70 EFLAGS: 00010286 [ 154.453304][ T3333] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff40000003a7f14 [ 154.453545][ T3333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 154.453753][ T3333] RBP: ff110000129dc000 R08: 1fe2200001f45219 R09: ff1100000ffcae80 [ 154.453952][ T3333] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 154.454153][ T3333] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129dc000 [ 154.454401][ T3333] FS: 00007f1ba3d14840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.454703][ T3333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.454870][ T3333] CR2: 000055f6a15ced5c CR3: 00000000134dd004 CR4: 0000000000771ef0 [ 154.455073][ T3333] PKRU: 55555554 [ 154.455172][ T3333] Call Trace: [ 154.455272][ T3333] [ 154.455341][ T3333] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.455539][ T3333] ? notifier_call_chain (kernel/notifier.c:85) [ 154.455678][ T3333] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.455779][ T3333] register_netdevice (net/core/dev.c:11488) [ 154.455914][ T3333] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.456081][ T3333] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.456215][ T3333] register_netdev (net/core/dev.c:11552) [ 154.456404][ T3333] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 154.456544][ T3333] ops_init (net/core/net_namespace.c:137) [ 154.456650][ T3333] setup_net (net/core/net_namespace.c:446) [ 154.456751][ T3333] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.456882][ T3333] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.457017][ T3333] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.457150][ T3333] copy_net_ns (net/core/net_namespace.c:579) [ 154.457285][ T3333] create_new_namespaces (kernel/nsproxy.c:132) [ 154.457478][ T3333] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.457623][ T3333] ksys_unshare (kernel/fork.c:3243) [ 154.457756][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.457890][ T3333] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.458022][ T3333] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.458155][ T3333] ? __ia32_sys_open (fs/open.c:1374) [ 154.458290][ T3333] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.458479][ T3333] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.458623][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.458758][ T3333] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.458891][ T3333] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.459025][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.459189][ T3333] RIP: 0033:0x7f1ba3fd6bcb [ 154.459328][ T3333] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.459869][ T3333] RSP: 002b:00007ffde3255928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.460072][ T3333] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ba3fd6bcb [ 154.460269][ T3333] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.460530][ T3333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.460731][ T3333] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde3257b50 [ 154.460933][ T3333] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde3258877 | [ 154.497141][ T3334] ------------[ cut here ]------------ | [ 154.497321][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3334 | [ 154.497603][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.498080][ T3334] Tainted: [W]=WARN [ 154.498182][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.498354][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.498542][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.499035][ T3334] RSP: 0018:ffa0000001d6fa80 EFLAGS: 00010286 [ 154.499202][ T3334] RAX: 00000000ffffffa6 RBX: ff1100000c4151c0 RCX: 1ff40000003adf16 [ 154.499427][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c41527c [ 154.499663][ T3334] RBP: ff1100000d8b9000 R08: 1fe2200001882a51 R09: ff1100000ffcd180 [ 154.499859][ T3334] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.500065][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8b9000 [ 154.500264][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.500510][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.500682][ T3334] CR2: 00007fa81d58f493 CR3: 0000000012a27004 CR4: 0000000000771ef0 [ 154.500932][ T3334] PKRU: 55555554 [ 154.501040][ T3334] Call Trace: [ 154.501139][ T3334] [ 154.501208][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.501342][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.501480][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.501593][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.501732][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.501898][ T3334] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.502035][ T3334] register_netdev (net/core/dev.c:11552) [ 154.502174][ T3334] loopback_net_init (drivers/net/loopback.c:218) [ 154.502325][ T3334] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 154.502473][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.502619][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.502718][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.502849][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.502987][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.503132][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.503265][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.503407][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.503544][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.503697][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.503866][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.504008][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.504142][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.504277][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.504417][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.504554][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.504688][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.504821][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.504974][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.505139][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.505277][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.505766][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.505969][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.506165][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.506369][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.506575][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.506776][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.511032][ T3334] ------------[ cut here ]------------ | [ 154.511185][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3334 | [ 154.511452][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.512106][ T3334] Tainted: [W]=WARN [ 154.512212][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.512383][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.512571][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.513053][ T3334] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 154.513220][ T3334] RAX: 00000000ffffffa6 RBX: ff11000009c303c0 RCX: 1ff40000003adee9 [ 154.513421][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009c3047c [ 154.513658][ T3334] RBP: ff1100000fa04000 R08: 1fe2200001386091 R09: ff1100000ffcd180 [ 154.513865][ T3334] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.514083][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa04000 [ 154.514284][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.514554][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.514731][ T3334] CR2: 00007fa81d58f493 CR3: 0000000012a27004 CR4: 0000000000771ef0 [ 154.514932][ T3334] PKRU: 55555554 [ 154.515029][ T3334] Call Trace: [ 154.515128][ T3334] [ 154.515196][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.515329][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.515490][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.515838][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.515981][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.516148][ T3334] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.516283][ T3334] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.516420][ T3334] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.516558][ T3334] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.516693][ T3334] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.516825][ T3334] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.516958][ T3334] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.517304][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.517410][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.517517][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.517654][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.517786][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.517920][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.518055][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.518223][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.518363][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.518531][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.518664][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.518796][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.518930][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.519067][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.519199][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.519330][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.519467][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.520471][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.520613][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.520783][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.520920][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.521398][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.521605][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.521828][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.522026][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.522220][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.522418][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.528571][ T3334] ------------[ cut here ]------------ | [ 154.528751][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3334 | [ 154.529018][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.529505][ T3334] Tainted: [W]=WARN [ 154.529612][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.529791][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.529969][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.530462][ T3334] RSP: 0018:ffa0000001d6f8f8 EFLAGS: 00010286 [ 154.530643][ T3334] RAX: 00000000ffffffa6 RBX: ff11000009c31540 RCX: 1ff40000003adee5 [ 154.530839][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009c315fc [ 154.531035][ T3334] RBP: ff110000060b9000 R08: 1fe22000013862c1 R09: ff1100000ffcd180 [ 154.531252][ T3334] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.531458][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000060b9000 [ 154.531670][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.531909][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.532128][ T3334] CR2: 00007f1ba3f20690 CR3: 0000000012a27003 CR4: 0000000000771ef0 [ 154.532333][ T3334] PKRU: 55555554 [ 154.532464][ T3334] Call Trace: [ 154.532569][ T3334] [ 154.532642][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.532784][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.532918][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.533019][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.533156][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.533321][ T3334] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.533469][ T3334] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.533612][ T3334] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.533762][ T3334] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.533901][ T3334] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.534198][ T3334] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.534334][ T3334] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 154.534474][ T3334] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 154.534644][ T3334] vti_init_net (net/ipv4/ip_vti.c:517) [ 154.534800][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.534919][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.535026][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.535157][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.535291][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.535464][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.535637][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.535778][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.535913][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.536047][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.536194][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.536334][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.536504][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.536667][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.536800][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.536934][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.537067][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.537220][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.537361][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.537544][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.537686][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.538215][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.538425][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.538633][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.538844][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.539059][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.539255][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.551226][ T3334] ------------[ cut here ]------------ | [ 154.551398][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3334 | [ 154.551711][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.552170][ T3334] Tainted: [W]=WARN [ 154.552271][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.552459][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.552642][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.553125][ T3334] RSP: 0018:ffa0000001d6fa78 EFLAGS: 00010286 [ 154.553292][ T3334] RAX: 00000000ffffffa6 RBX: ff1100000c415700 RCX: 1ff40000003adf15 [ 154.553759][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4157bc [ 154.554005][ T3334] RBP: ff110000134c9000 R08: 1fe2200001882af9 R09: ff1100000ffcd180 [ 154.554209][ T3334] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.554412][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134c9000 [ 154.554623][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.554852][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.555049][ T3334] CR2: 00007f1ba3f20690 CR3: 0000000012a27003 CR4: 0000000000771ef0 [ 154.555249][ T3334] PKRU: 55555554 [ 154.555352][ T3334] Call Trace: [ 154.555450][ T3334] [ 154.555524][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.555658][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.555795][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.555895][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.556041][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.556206][ T3334] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.556339][ T3334] register_netdev (net/core/dev.c:11552) [ 154.556475][ T3334] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 154.556618][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.556744][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.556845][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.556976][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.557110][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.557264][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.557419][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.557558][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.557691][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.557823][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.557954][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.558084][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.558219][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.558357][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.558494][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.558648][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.558780][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.558924][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.559055][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.559218][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.559361][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.559867][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.560063][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.560262][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.560463][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.560673][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.560900][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.565213][ T3334] ------------[ cut here ]------------ | [ 154.565345][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3334 | [ 154.565630][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.566096][ T3334] Tainted: [W]=WARN [ 154.566202][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.566373][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.566550][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.567022][ T3334] RSP: 0018:ffa0000001d6fa68 EFLAGS: 00010286 [ 154.567187][ T3334] RAX: 00000000ffffffa6 RBX: ff1100000c414900 RCX: 1ff40000003adf13 [ 154.567388][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4149bc [ 154.567594][ T3334] RBP: ff11000008d0c000 R08: 1fe2200001882939 R09: ff1100000ffcd180 [ 154.567957][ T3334] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.568153][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d0c000 [ 154.568355][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.568595][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.568760][ T3334] CR2: 00007f1ba3f20690 CR3: 0000000012a27003 CR4: 0000000000771ef0 [ 154.568960][ T3334] PKRU: 55555554 [ 154.569059][ T3334] Call Trace: [ 154.569156][ T3334] [ 154.569224][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.569360][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.569499][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.569603][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.569735][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.569907][ T3334] register_netdev (net/core/dev.c:11552) [ 154.570062][ T3334] sit_init_net (net/ipv6/sit.c:1860) [ 154.570195][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.570296][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.570402][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.570613][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.570750][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.570882][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.571016][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.571149][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.571281][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.571418][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.571556][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.571691][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.571823][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.571958][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.572090][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.572221][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.572358][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.572494][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.572628][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.572791][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.572928][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.573398][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.573604][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.573799][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.573995][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.574192][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.574392][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.579119][ T3334] ------------[ cut here ]------------ | [ 154.579265][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3334 | [ 154.579581][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.580055][ T3334] Tainted: [W]=WARN [ 154.580155][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.580323][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.580504][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.580978][ T3334] RSP: 0018:ffa0000001d6fa78 EFLAGS: 00010286 [ 154.581148][ T3334] RAX: 00000000ffffffa6 RBX: ff1100000ff5a200 RCX: 1ff40000003adf15 [ 154.581352][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a2bc [ 154.581592][ T3334] RBP: ff11000007f99000 R08: 1fe2200001feb459 R09: ff1100000ffcd180 [ 154.581806][ T3334] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.582012][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f99000 [ 154.582210][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.582447][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.582626][ T3334] CR2: 00007f1ba3f20690 CR3: 0000000012a27003 CR4: 0000000000771ef0 [ 154.582849][ T3334] PKRU: 55555554 [ 154.582950][ T3334] Call Trace: [ 154.583050][ T3334] [ 154.583120][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.583253][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.583391][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.583499][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.583638][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.583823][ T3334] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.583961][ T3334] register_netdev (net/core/dev.c:11552) [ 154.584094][ T3334] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 154.584227][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.584329][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.584435][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.584572][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.584733][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.584871][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.585004][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.585140][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.585272][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.585408][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.585546][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.586076][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.586233][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.586387][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.586526][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.586658][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.586795][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.586926][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.587061][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.587252][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.587423][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.587907][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.588115][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.588315][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.588522][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.588734][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.588929][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.592790][ T3334] ------------[ cut here ]------------ | [ 154.592939][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3334 | [ 154.593229][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.593711][ T3334] Tainted: [W]=WARN [ 154.593810][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.593972][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.594142][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.594629][ T3334] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 154.594793][ T3334] RAX: 00000000ffffffa6 RBX: ff1100000b6371c0 RCX: 1ff40000003adee9 [ 154.594988][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63727c [ 154.595187][ T3334] RBP: ff110000102ac000 R08: 1fe22000016c6e51 R09: ff1100000ffcd180 [ 154.595400][ T3334] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 154.595787][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000102ac000 [ 154.595984][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.596238][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.596409][ T3334] CR2: 00007f1ba3f20690 CR3: 0000000012a27003 CR4: 0000000000771ef0 [ 154.596618][ T3334] PKRU: 55555554 [ 154.596719][ T3334] Call Trace: [ 154.596826][ T3334] [ 154.596894][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.597027][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.597160][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.597284][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.597422][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.597595][ T3334] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.597743][ T3334] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.597876][ T3334] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.598009][ T3334] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.598145][ T3334] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.598278][ T3334] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.598417][ T3334] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.598567][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.598675][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.598775][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.598904][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.599037][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.599171][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.599302][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.599444][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.599586][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.599717][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.599849][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.599983][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.600131][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.600265][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.600773][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.600905][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.601037][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.601168][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.601297][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.601467][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.601617][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.602106][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.602317][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.602624][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.602820][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.603025][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.603224][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.615432][ T3334] ------------[ cut here ]------------ | [ 154.615615][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3334 | [ 154.615881][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.616359][ T3334] Tainted: [W]=WARN [ 154.616459][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.616633][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.616834][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.617322][ T3334] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 154.617504][ T3334] RAX: 00000000ffffffa6 RBX: ff1100000ea70200 RCX: 1ff40000003adee9 [ 154.617713][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ea702bc [ 154.617912][ T3334] RBP: ff1100000dbfc000 R08: 1fe2200001d4e059 R09: ff1100000ffcd180 [ 154.618107][ T3334] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.618315][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbfc000 [ 154.618528][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.618779][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.618949][ T3334] CR2: 00007fa81d58f493 CR3: 0000000012a27004 CR4: 0000000000771ef0 [ 154.619149][ T3334] PKRU: 55555554 [ 154.619249][ T3334] Call Trace: [ 154.619355][ T3334] [ 154.619423][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.619562][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.619704][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.619804][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.619938][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.620102][ T3334] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.620236][ T3334] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.620375][ T3334] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.620513][ T3334] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.620686][ T3334] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.620822][ T3334] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.620957][ T3334] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.622114][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.622223][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.622323][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.622517][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.622688][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.622823][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.622957][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.623093][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.623243][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.623388][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.623529][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.623674][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.623806][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.623940][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.624074][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.624204][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.624340][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.624480][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.624625][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.624811][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.624951][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.625431][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.625658][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.625854][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.626050][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.626246][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.626449][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.631014][ T3334] ------------[ cut here ]------------ | [ 154.631171][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3334 | [ 154.631942][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.632470][ T3334] Tainted: [W]=WARN [ 154.632575][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.632748][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.632941][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.633467][ T3334] RSP: 0018:ffa0000001d6f918 EFLAGS: 00010286 [ 154.633647][ T3334] RAX: 00000000ffffffa6 RBX: ff1100000b6f1e00 RCX: 1ff40000003adee9 [ 154.634094][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6f1ebc [ 154.634288][ T3334] RBP: ff11000008491000 R08: 1fe22000016de3d9 R09: ff1100000ffcd180 [ 154.634547][ T3334] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.634755][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008491000 [ 154.634954][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.635185][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.635408][ T3334] CR2: 00007fa81d58f493 CR3: 0000000012a27004 CR4: 0000000000771ef0 [ 154.635616][ T3334] PKRU: 55555554 [ 154.635713][ T3334] Call Trace: [ 154.635812][ T3334] [ 154.635880][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.636012][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.636143][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.636243][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.636433][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.636607][ T3334] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.636768][ T3334] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 154.636900][ T3334] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 154.637030][ T3334] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 154.637182][ T3334] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 154.637319][ T3334] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 154.637516][ T3334] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 154.637654][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.637753][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.637857][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.637988][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.638120][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.638253][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.638442][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.638776][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.638908][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.639039][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.639192][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.639327][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.639540][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.639682][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.639814][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.639944][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.640090][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.640222][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.640408][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.640575][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.640716][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.641212][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.641453][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.641660][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.641857][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.642057][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.642273][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.647911][ T3334] ------------[ cut here ]------------ | [ 154.648061][ T3334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3334 | [ 154.648508][ T3334] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.648960][ T3334] Tainted: [W]=WARN [ 154.649062][ T3334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.649229][ T3334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.649438][ T3334] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.650004][ T3334] RSP: 0018:ffa0000001d6fa70 EFLAGS: 00010286 [ 154.650171][ T3334] RAX: 00000000ffffffa6 RBX: ff11000012990040 RCX: 1ff40000003adf14 [ 154.650376][ T3334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129900fc [ 154.650585][ T3334] RBP: ff1100000e981000 R08: 1fe2200002532021 R09: ff1100000ffcd180 [ 154.650785][ T3334] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.650985][ T3334] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e981000 [ 154.651184][ T3334] FS: 00007fa81d216840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.651424][ T3334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.651598][ T3334] CR2: 00007fa81d58f493 CR3: 0000000012a27004 CR4: 0000000000771ef0 [ 154.651810][ T3334] PKRU: 55555554 [ 154.651912][ T3334] Call Trace: [ 154.652038][ T3334] [ 154.652109][ T3334] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.652243][ T3334] ? notifier_call_chain (kernel/notifier.c:85) [ 154.652383][ T3334] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.652491][ T3334] register_netdevice (net/core/dev.c:11488) [ 154.652630][ T3334] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 154.652811][ T3334] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.652947][ T3334] register_netdev (net/core/dev.c:11552) [ 154.653082][ T3334] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 154.653246][ T3334] ops_init (net/core/net_namespace.c:137) [ 154.653355][ T3334] setup_net (net/core/net_namespace.c:446) [ 154.653457][ T3334] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 154.653597][ T3334] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 154.653732][ T3334] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 154.653867][ T3334] copy_net_ns (net/core/net_namespace.c:579) [ 154.654001][ T3334] create_new_namespaces (kernel/nsproxy.c:132) [ 154.654136][ T3334] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 154.654270][ T3334] ksys_unshare (kernel/fork.c:3243) [ 154.654466][ T3334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.654628][ T3334] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 154.654765][ T3334] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 154.654913][ T3334] ? __ia32_sys_open (fs/open.c:1374) [ 154.655054][ T3334] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 154.655187][ T3334] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 154.655320][ T3334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.655516][ T3334] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.655655][ T3334] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.655790][ T3334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.655956][ T3334] RIP: 0033:0x7fa81d4d8bcb [ 154.656096][ T3334] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 154.656656][ T3334] RSP: 002b:00007ffd157ad748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 154.656876][ T3334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa81d4d8bcb [ 154.657079][ T3334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 154.657279][ T3334] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 154.657542][ T3334] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd157af970 [ 154.657815][ T3334] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd157b0877 | [ 154.692372][ T3335] ------------[ cut here ]------------ | [ 154.692595][ T3335] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3335 | [ 154.692948][ T3335] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.694225][ T3335] Tainted: [W]=WARN [ 154.694519][ T3335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.694812][ T3335] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.695138][ T3335] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.695976][ T3335] RSP: 0018:ffa0000001d0ee30 EFLAGS: 00010286 [ 154.696211][ T3335] RAX: 00000000ffffffa6 RBX: ff110000057baac0 RCX: 1ff40000003a1d8c [ 154.696480][ T3335] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bab7c [ 154.696756][ T3335] RBP: ff110000057ec000 R08: 1fe2200000af7571 R09: ff11000005a7ae80 [ 154.697012][ T3335] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 154.697267][ T3335] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ab2f888 [ 154.697549][ T3335] FS: 00007f3903620840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.697852][ T3335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.698078][ T3335] CR2: 000000000042ebe0 CR3: 00000000134dd003 CR4: 0000000000771ef0 [ 154.698337][ T3335] PKRU: 55555554 [ 154.698515][ T3335] Call Trace: [ 154.698682][ T3335] [ 154.698807][ T3335] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.699000][ T3335] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.699156][ T3335] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 154.699390][ T3335] __dev_notify_flags (net/core/dev.c:9787) [ 154.699592][ T3335] ? netif_change_name (net/core/dev.c:1495) [ 154.699789][ T3335] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 154.699979][ T3335] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 154.700167][ T3335] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 154.700374][ T3335] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 154.700573][ T3335] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.700775][ T3335] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 154.700966][ T3335] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 154.701156][ T3335] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 154.701343][ T3335] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 154.701558][ T3335] veth_newlink (drivers/net/veth.c:1871) [ 154.701758][ T3335] ? veth_poll_controller (drivers/net/veth.c:1470) [ 154.701945][ T3335] ? kasan_save_stack (mm/kasan/common.c:57) [ 154.702136][ T3335] ? kasan_save_track (mm/kasan/common.c:78) [ 154.702326][ T3335] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 154.702552][ T3335] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 154.702747][ T3335] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 154.702938][ T3335] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 154.703127][ T3335] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.703321][ T3335] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 154.703557][ T3335] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 154.703759][ T3335] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 154.703948][ T3335] ? __dev_get_by_name (net/core/dev.c:883) [ 154.704139][ T3335] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 154.704335][ T3335] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 154.704552][ T3335] rtnl_newlink (net/core/rtnetlink.c:4150) [ 154.704754][ T3335] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.704942][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.705131][ T3335] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.705320][ T3335] ? mark_usage (kernel/locking/lockdep.c:4674) [ 154.705531][ T3335] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.705743][ T3335] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.705935][ T3335] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.706128][ T3335] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 154.706320][ T3335] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.706531][ T3335] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.706734][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.706926][ T3335] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.707114][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.707304][ T3335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 154.707515][ T3335] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.707717][ T3335] ? netlink_ack (./include/linux/skbuff.h:2718) [ 154.707912][ T3335] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 154.708098][ T3335] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 154.708292][ T3335] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.708510][ T3335] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.708709][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.708899][ T3335] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 154.709093][ T3335] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.709283][ T3335] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 154.709497][ T3335] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 154.709816][ T3335] ? copy_msghdr_from_user (net/socket.c:2635) [ 154.710006][ T3335] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 154.710226][ T3335] ? move_addr_to_kernel (net/socket.c:258) [ 154.710435][ T3335] ___sys_sendmsg (net/socket.c:2752) [ 154.710641][ T3335] ? copy_msghdr_from_user (net/socket.c:2603) [ 154.710834][ T3335] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.711060][ T3335] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 154.711254][ T3335] __sys_sendmsg (net/socket.c:2784) [ 154.711463][ T3335] ? __sys_sendmsg_sock (net/socket.c:2765) [ 154.711674][ T3335] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 154.711863][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.712053][ T3335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.712240][ T3335] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.712443][ T3335] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.712651][ T3335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.712872][ T3335] RIP: 0033:0x7f390385a08e [ 154.713068][ T3335] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 154.713633][ T3335] RSP: 002b:00007fff0fe47810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 154.713891][ T3335] RAX: ffffffffffffffda RBX: 00007fff0fe47fc0 RCX: 00007f390385a08e [ 154.714151][ T3335] RDX: 0000000000000000 RSI: 00007fff0fe478c0 RDI: 0000000000000005 [ 154.714420][ T3335] RBP: 00007fff0fe47820 R08: 0000000000000000 R09: 0000000000000000 [ 154.714699][ T3335] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04c [ 154.714955][ T3335] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0fe47f80 | [ 154.722803][ T3335] ------------[ cut here ]------------ | [ 154.722986][ T3335] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3335 | [ 154.723262][ T3335] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.723740][ T3335] Tainted: [W]=WARN [ 154.723842][ T3335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.724013][ T3335] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.724191][ T3335] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.724695][ T3335] RSP: 0018:ffa0000001d0f1b0 EFLAGS: 00010286 [ 154.724869][ T3335] RAX: 00000000ffffffa6 RBX: ff11000009229e00 RCX: 1ff40000003a1dfc [ 154.725073][ T3335] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009229ebc [ 154.725279][ T3335] RBP: ff1100000a3ec000 R08: 1fe22000012453d9 R09: ff11000005a7ae80 [ 154.725494][ T3335] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 154.725698][ T3335] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 154.725900][ T3335] FS: 00007f3903620840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 154.726138][ T3335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.726309][ T3335] CR2: 000055f6a15ced5c CR3: 00000000134dd001 CR4: 0000000000771ef0 [ 154.726525][ T3335] PKRU: 55555554 [ 154.726628][ T3335] Call Trace: [ 154.726729][ T3335] [ 154.726799][ T3335] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.726937][ T3335] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.727045][ T3335] __dev_notify_flags (net/core/dev.c:9787) [ 154.727185][ T3335] ? netif_change_name (net/core/dev.c:1495) [ 154.727322][ T3335] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 154.727461][ T3335] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 154.727610][ T3335] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 154.727747][ T3335] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 154.727885][ T3335] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 154.728021][ T3335] ? __dev_get_by_name (net/core/dev.c:883) [ 154.728155][ T3335] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 154.728298][ T3335] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 154.728449][ T3335] rtnl_newlink (net/core/rtnetlink.c:4150) [ 154.728596][ T3335] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.728730][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.728864][ T3335] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.728999][ T3335] ? mark_usage (kernel/locking/lockdep.c:4674) [ 154.729133][ T3335] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.729272][ T3335] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.729415][ T3335] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.729558][ T3335] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 154.729698][ T3335] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.729834][ T3335] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.729974][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.730114][ T3335] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.730249][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.730393][ T3335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 154.730534][ T3335] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.730675][ T3335] ? netlink_ack (./include/linux/skbuff.h:2718) [ 154.730815][ T3335] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 154.730950][ T3335] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 154.731086][ T3335] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.731223][ T3335] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.731363][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.731505][ T3335] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 154.731647][ T3335] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.731783][ T3335] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 154.731920][ T3335] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 154.732056][ T3335] ? copy_msghdr_from_user (net/socket.c:2635) [ 154.732195][ T3335] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 154.732368][ T3335] ? move_addr_to_kernel (net/socket.c:258) [ 154.732564][ T3335] ___sys_sendmsg (net/socket.c:2752) [ 154.732705][ T3335] ? copy_msghdr_from_user (net/socket.c:2603) [ 154.732845][ T3335] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.733018][ T3335] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 154.733156][ T3335] __sys_sendmsg (net/socket.c:2784) [ 154.733292][ T3335] ? __sys_sendmsg_sock (net/socket.c:2765) [ 154.733435][ T3335] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 154.733576][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.733717][ T3335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.733852][ T3335] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.733988][ T3335] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.734123][ T3335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.734292][ T3335] RIP: 0033:0x7f390385a08e [ 154.734442][ T3335] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 154.734936][ T3335] RSP: 002b:00007fff0fe47810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 154.735139][ T3335] RAX: ffffffffffffffda RBX: 00007fff0fe47fc0 RCX: 00007f390385a08e [ 154.735342][ T3335] RDX: 0000000000000000 RSI: 00007fff0fe478c0 RDI: 0000000000000005 [ 154.735563][ T3335] RBP: 00007fff0fe47820 R08: 0000000000000000 R09: 0000000000000000 [ 154.735770][ T3335] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04c [ 154.735973][ T3335] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0fe47f80 | [ 154.772780][ T3336] ------------[ cut here ]------------ | [ 154.772983][ T3336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3336 | [ 154.773302][ T3336] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.774076][ T3336] Tainted: [W]=WARN [ 154.774228][ T3336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.774460][ T3336] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.774704][ T3336] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.775226][ T3336] RSP: 0018:ffa0000001d6f020 EFLAGS: 00010286 [ 154.775459][ T3336] RAX: 00000000ffffffa6 RBX: ff11000009228040 RCX: 1ff40000003addca [ 154.775729][ T3336] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092280fc [ 154.775977][ T3336] RBP: ff1100000a3ec000 R08: 1fe2200001245021 R09: ff11000005a7d158 [ 154.776229][ T3336] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 154.776502][ T3336] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 154.776767][ T3336] FS: 00007f456de70840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.777049][ T3336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.777266][ T3336] CR2: 00007f456e1401a0 CR3: 00000000134dd005 CR4: 0000000000771ef0 [ 154.777540][ T3336] PKRU: 55555554 [ 154.777704][ T3336] Call Trace: [ 154.777855][ T3336] [ 154.777975][ T3336] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.778162][ T3336] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.778316][ T3336] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 154.778520][ T3336] __dev_notify_flags (net/core/dev.c:9787) [ 154.778721][ T3336] ? netif_change_name (net/core/dev.c:1495) [ 154.778907][ T3336] ? __dev_change_flags (net/core/dev.c:9752) [ 154.779093][ T3336] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 154.779278][ T3336] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.779478][ T3336] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 154.779688][ T3336] netif_change_flags (net/core/dev.c:9820) [ 154.779879][ T3336] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 154.780065][ T3336] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 154.780255][ T3336] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 154.780454][ T3336] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 154.780722][ T3336] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 154.780908][ T3336] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.781093][ T3336] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 154.781277][ T3336] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 154.781478][ T3336] ? __kernel_text_address (kernel/extable.c:79) [ 154.781682][ T3336] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.781869][ T3336] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.782054][ T3336] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 154.782240][ T3336] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.782435][ T3336] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.782634][ T3336] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.782818][ T3336] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.783006][ T3336] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 154.783197][ T3336] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 154.783397][ T3336] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 154.783599][ T3336] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 154.783791][ T3336] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 154.783981][ T3336] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 154.784169][ T3336] rtnl_newlink (net/core/rtnetlink.c:4150) [ 154.784371][ T3336] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.784563][ T3336] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.784756][ T3336] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.784945][ T3336] ? mark_usage (kernel/locking/lockdep.c:4674) [ 154.785131][ T3336] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.785318][ T3336] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.785521][ T3336] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.785716][ T3336] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.785903][ T3336] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.786094][ T3336] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.786280][ T3336] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 154.786479][ T3336] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.786682][ T3336] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.786870][ T3336] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.787061][ T3336] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.787248][ T3336] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.787449][ T3336] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 154.787651][ T3336] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.787839][ T3336] ? netlink_ack (./include/linux/skbuff.h:2718) [ 154.788026][ T3336] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 154.788211][ T3336] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 154.788415][ T3336] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.788694][ T3336] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.788881][ T3336] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.789068][ T3336] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 154.789257][ T3336] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.789456][ T3336] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 154.789663][ T3336] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 154.789849][ T3336] ? copy_msghdr_from_user (net/socket.c:2635) [ 154.790032][ T3336] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 154.790246][ T3336] ? move_addr_to_kernel (net/socket.c:258) [ 154.790445][ T3336] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 154.790647][ T3336] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.790833][ T3336] ___sys_sendmsg (net/socket.c:2752) [ 154.791015][ T3336] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 154.791230][ T3336] ? copy_msghdr_from_user (net/socket.c:2603) [ 154.791440][ T3336] __sys_sendmsg (net/socket.c:2784) [ 154.791642][ T3336] ? __sys_sendmsg_sock (net/socket.c:2765) [ 154.791824][ T3336] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 154.792045][ T3336] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 154.792229][ T3336] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.792428][ T3336] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.792626][ T3336] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.792810][ T3336] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.792995][ T3336] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.793210][ T3336] RIP: 0033:0x7f456e0aa08e [ 154.793415][ T3336] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 154.793957][ T3336] RSP: 002b:00007fffecfe07e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 154.794206][ T3336] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f456e0aa08e [ 154.794466][ T3336] RDX: 0000000000000000 RSI: 00007fffecfe0890 RDI: 0000000000000005 [ 154.794734][ T3336] RBP: 00007fffecfe07f0 R08: 0000000000000000 R09: 0000000000000000 [ 154.794983][ T3336] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04c [ 154.795231][ T3336] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffecfe0f60 | [ 154.820005][ T3337] ------------[ cut here ]------------ | [ 154.820173][ T3337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3337 | [ 154.820445][ T3337] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.820901][ T3337] Tainted: [W]=WARN [ 154.821000][ T3337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.821163][ T3337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.821335][ T3337] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.821826][ T3337] RSP: 0018:ffa0000001d0f020 EFLAGS: 00010286 [ 154.821991][ T3337] RAX: 00000000ffffffa6 RBX: ff1100000b637380 RCX: 1ff40000003a1dca [ 154.822193][ T3337] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63743c [ 154.822396][ T3337] RBP: ff110000057ec000 R08: 1fe22000016c6e89 R09: ff1100000ed92e58 [ 154.822604][ T3337] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 154.822799][ T3337] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 154.822999][ T3337] FS: 00007f0428049840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 154.823236][ T3337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.823411][ T3337] CR2: 000000003e660988 CR3: 0000000012a27005 CR4: 0000000000771ef0 [ 154.823621][ T3337] PKRU: 55555554 [ 154.823720][ T3337] Call Trace: [ 154.823818][ T3337] [ 154.823891][ T3337] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.824060][ T3337] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.824174][ T3337] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 154.824308][ T3337] __dev_notify_flags (net/core/dev.c:9787) [ 154.824452][ T3337] ? netif_change_name (net/core/dev.c:1495) [ 154.824594][ T3337] ? __dev_change_flags (net/core/dev.c:9752) [ 154.824728][ T3337] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 154.824859][ T3337] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.824993][ T3337] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 154.825138][ T3337] netif_change_flags (net/core/dev.c:9820) [ 154.825272][ T3337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 154.825526][ T3337] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 154.825669][ T3337] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 154.825803][ T3337] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 154.825967][ T3337] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 154.826101][ T3337] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.826232][ T3337] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 154.826447][ T3337] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 154.826680][ T3337] ? __kernel_text_address (kernel/extable.c:79) [ 154.826818][ T3337] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.826953][ T3337] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.827084][ T3337] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 154.827217][ T3337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.827426][ T3337] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 154.827563][ T3337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.827698][ T3337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.827835][ T3337] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 154.827970][ T3337] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 154.828105][ T3337] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 154.828242][ T3337] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 154.828455][ T3337] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 154.828598][ T3337] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 154.828732][ T3337] rtnl_newlink (net/core/rtnetlink.c:4150) [ 154.828865][ T3337] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.828995][ T3337] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.829128][ T3337] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.829261][ T3337] ? mark_usage (kernel/locking/lockdep.c:4674) [ 154.829448][ T3337] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.829594][ T3337] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.829725][ T3337] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.829856][ T3337] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.829988][ T3337] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.830121][ T3337] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 154.830253][ T3337] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 154.830441][ T3337] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.830582][ T3337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.830714][ T3337] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.830848][ T3337] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.830978][ T3337] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.831112][ T3337] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 154.831244][ T3337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.831432][ T3337] ? netlink_ack (./include/linux/skbuff.h:2718) [ 154.831572][ T3337] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 154.831709][ T3337] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 154.831844][ T3337] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.831977][ T3337] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.832113][ T3337] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.832247][ T3337] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 154.832442][ T3337] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.832588][ T3337] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 154.832724][ T3337] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 154.832854][ T3337] ? copy_msghdr_from_user (net/socket.c:2635) [ 154.832986][ T3337] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 154.833150][ T3337] ? move_addr_to_kernel (net/socket.c:258) [ 154.833293][ T3337] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 154.833428][ T3337] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.833565][ T3337] ___sys_sendmsg (net/socket.c:2752) [ 154.833703][ T3337] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 154.833867][ T3337] ? copy_msghdr_from_user (net/socket.c:2603) [ 154.834016][ T3337] __sys_sendmsg (net/socket.c:2784) [ 154.834150][ T3337] ? __sys_sendmsg_sock (net/socket.c:2765) [ 154.834283][ T3337] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 154.834455][ T3337] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 154.834607][ T3337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.834742][ T3337] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.834873][ T3337] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.835004][ T3337] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.835136][ T3337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.835304][ T3337] RIP: 0033:0x7f042828308e [ 154.835446][ T3337] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 154.835924][ T3337] RSP: 002b:00007ffd45002000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 154.836125][ T3337] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f042828308e [ 154.836323][ T3337] RDX: 0000000000000000 RSI: 00007ffd450020b0 RDI: 0000000000000005 [ 154.836530][ T3337] RBP: 00007ffd45002010 R08: 0000000000000000 R09: 0000000000000000 [ 154.836734][ T3337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04d [ 154.836931][ T3337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd45002780 | [ 154.838968][ T211] ------------[ cut here ]------------ | [ 154.839115][ T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/211 | [ 154.839371][ T211] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.839833][ T211] Tainted: [W]=WARN [ 154.839925][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.840077][ T211] Workqueue: events_unbound linkwatch_event [ 154.840239][ T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.840409][ T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.840866][ T211] RSP: 0018:ffa00000008e79e0 EFLAGS: 00010286 [ 154.841020][ T211] RAX: 00000000ffffffa6 RBX: ff1100000fa28c80 RCX: 1ff400000011cf02 [ 154.841205][ T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa28d3c [ 154.841408][ T211] RBP: ff1100000a3ec000 R08: 1fe2200001f451a9 R09: ff1100001018aea8 [ 154.841596][ T211] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 154.841777][ T211] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 154.841960][ T211] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 154.842174][ T211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.842328][ T211] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 154.842529][ T211] PKRU: 55555554 [ 154.842621][ T211] Call Trace: [ 154.842713][ T211] [ 154.842776][ T211] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.842898][ T211] ? notifier_call_chain (kernel/notifier.c:85) [ 154.843020][ T211] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.843116][ T211] netif_state_change (net/core/dev.c:1605) [ 154.843239][ T211] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.843395][ T211] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 154.843523][ T211] __linkwatch_run_queue (net/core/link_watch.c:240) [ 154.843648][ T211] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.843773][ T211] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 154.843894][ T211] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 154.844018][ T211] process_one_work (kernel/workqueue.c:3314) [ 154.844144][ T211] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 154.844264][ T211] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.844394][ T211] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 154.844521][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.844646][ T211] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 154.844769][ T211] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 154.844890][ T211] kthread (kernel/kthread.c:436) [ 154.844982][ T211] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 154.845136][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 154.845259][ T211] ret_from_fork (arch/x86/kernel/process.c:158) [ 154.845388][ T211] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 154.845545][ T211] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 154.845678][ T211] ? kthread_affine_node (kernel/kthread.c:378) [ 154.845803][ T211] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 154.907768][ T3339] ------------[ cut here ]------------ | [ 154.908032][ T3339] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3339 | [ 154.908380][ T3339] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 154.908938][ T3339] Tainted: [W]=WARN [ 154.909090][ T3339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.909306][ T3339] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 154.909553][ T3339] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 154.910079][ T3339] RSP: 0018:ffa0000001d1f150 EFLAGS: 00010286 [ 154.910296][ T3339] RAX: 00000000ffffffa6 RBX: ff110000128a03c0 RCX: 1ff40000003a3df0 [ 154.910568][ T3339] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a047c [ 154.910828][ T3339] RBP: ff110000057ec000 R08: 1fe2200002514091 R09: ff1100000ed90b58 [ 154.911074][ T3339] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 154.911322][ T3339] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f97f840 [ 154.911643][ T3339] FS: 00007fc0169b3840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 154.911925][ T3339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.912145][ T3339] CR2: 00000000004ebb28 CR3: 00000000134dd004 CR4: 0000000000771ef0 [ 154.912405][ T3339] PKRU: 55555554 [ 154.912564][ T3339] Call Trace: [ 154.912721][ T3339] [ 154.912841][ T3339] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 154.913028][ T3339] ? notifier_call_chain (kernel/notifier.c:85) [ 154.913214][ T3339] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 154.913380][ T3339] netif_state_change (net/core/dev.c:1605) [ 154.913570][ T3339] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.913806][ T3339] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 154.914025][ T3339] linkwatch_sync_dev (net/core/link_watch.c:295) [ 154.914210][ T3339] rtnl_getlink (net/core/rtnetlink.c:4273) [ 154.914405][ T3339] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.914596][ T3339] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.914785][ T3339] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 154.914966][ T3339] ? mark_usage (kernel/locking/lockdep.c:4674) [ 154.915151][ T3339] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.915334][ T3339] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.915555][ T3339] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.915747][ T3339] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.915932][ T3339] ? mark_usage (kernel/locking/lockdep.c:4674) [ 154.916113][ T3339] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.916298][ T3339] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.916507][ T3339] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 154.916703][ T3339] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 154.916885][ T3339] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 154.917069][ T3339] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 154.917254][ T3339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.917450][ T3339] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.917713][ T3339] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 154.917895][ T3339] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 154.918078][ T3339] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 154.918261][ T3339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.918459][ T3339] ? netlink_ack (./include/linux/skbuff.h:2718) [ 154.918667][ T3339] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 154.918849][ T3339] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 154.919035][ T3339] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.919221][ T3339] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.919423][ T3339] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.919624][ T3339] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 154.919809][ T3339] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 154.919993][ T3339] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 154.920182][ T3339] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 154.920378][ T3339] ? copy_msghdr_from_user (net/socket.c:2635) [ 154.920570][ T3339] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 154.920794][ T3339] ? move_addr_to_kernel (net/socket.c:258) [ 154.920975][ T3339] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 154.921161][ T3339] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 154.921389][ T3339] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 154.921582][ T3339] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 154.921806][ T3339] ___sys_sendmsg (net/socket.c:2752) [ 154.921990][ T3339] ? copy_msghdr_from_user (net/socket.c:2603) [ 154.922173][ T3339] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 154.922377][ T3339] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 154.922566][ T3339] ? do_getsockname (net/socket.c:2192) [ 154.922762][ T3339] __sys_sendmsg (net/socket.c:2784) [ 154.922945][ T3339] ? __sys_sendmsg_sock (net/socket.c:2765) [ 154.923134][ T3339] ? __sys_getsockname (net/socket.c:2210) [ 154.923318][ T3339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 154.923522][ T3339] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 154.923718][ T3339] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 154.923901][ T3339] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 154.924086][ T3339] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.924298][ T3339] RIP: 0033:0x7fc016bed08e [ 154.924508][ T3339] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 154.925030][ T3339] RSP: 002b:00007fff480de9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 154.925297][ T3339] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc016bed08e [ 154.925567][ T3339] RDX: 0000000000000000 RSI: 00007fff480dea70 RDI: 0000000000000006 [ 154.925822][ T3339] RBP: 00007fff480de9d0 R08: 0000000000000000 R09: 0000000000000000 [ 154.926068][ T3339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04d [ 154.926314][ T3339] R13: 00007fff480deb20 R14: 000000000000000d R15: 00007fff480df87a | [ 155.028776][ T3342] ------------[ cut here ]------------ | [ 155.028994][ T3342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3342 | [ 155.029318][ T3342] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.030341][ T3342] Tainted: [W]=WARN [ 155.030519][ T3342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.030753][ T3342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.030983][ T3342] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.031537][ T3342] RSP: 0018:ffa0000001d8f1b0 EFLAGS: 00010286 [ 155.031774][ T3342] RAX: 00000000ffffffa6 RBX: ff1100000278a3c0 RCX: 1ff40000003b1dfc [ 155.032027][ T3342] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a47c [ 155.032313][ T3342] RBP: ff110000094b9000 R08: 1fe22000004f1491 R09: ff1100000eb98b80 [ 155.032593][ T3342] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.032853][ T3342] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 155.033106][ T3342] FS: 00007f091280b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.033404][ T3342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.033644][ T3342] CR2: 00000000004a2060 CR3: 00000000138fe003 CR4: 0000000000771ef0 [ 155.033904][ T3342] PKRU: 55555554 [ 155.034057][ T3342] Call Trace: [ 155.034209][ T3342] [ 155.034330][ T3342] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.034544][ T3342] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.034712][ T3342] __dev_notify_flags (net/core/dev.c:9787) [ 155.034899][ T3342] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 155.035092][ T3342] ? netif_change_name (net/core/dev.c:1495) [ 155.035286][ T3342] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 155.035498][ T3342] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 155.035699][ T3342] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 155.035886][ T3342] ? __dev_get_by_name (net/core/dev.c:883) [ 155.036074][ T3342] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 155.036268][ T3342] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 155.036499][ T3342] rtnl_newlink (net/core/rtnetlink.c:4150) [ 155.036730][ T3342] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.036922][ T3342] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.037112][ T3342] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.037299][ T3342] ? mark_usage (kernel/locking/lockdep.c:4674) [ 155.037510][ T3342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.037718][ T3342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.037907][ T3342] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.038094][ T3342] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 155.038285][ T3342] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.038493][ T3342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.038692][ T3342] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.038882][ T3342] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.039072][ T3342] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.039262][ T3342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 155.039462][ T3342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.040067][ T3342] ? netlink_ack (./include/linux/skbuff.h:2718) [ 155.040305][ T3342] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 155.040515][ T3342] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 155.040716][ T3342] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 155.040906][ T3342] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 155.041108][ T3342] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.041310][ T3342] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.041598][ T3342] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 155.041798][ T3342] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.041986][ T3342] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 155.042190][ T3342] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 155.042399][ T3342] ? copy_msghdr_from_user (net/socket.c:2635) [ 155.042595][ T3342] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 155.042818][ T3342] ? move_addr_to_kernel (net/socket.c:258) [ 155.043019][ T3342] ? kasan_save_stack (mm/kasan/common.c:58) [ 155.043221][ T3342] ? kasan_save_stack (mm/kasan/common.c:57) [ 155.043423][ T3342] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 155.043627][ T3342] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 155.043852][ T3342] ___sys_sendmsg (net/socket.c:2752) [ 155.044040][ T3342] ? copy_msghdr_from_user (net/socket.c:2603) [ 155.044241][ T3342] __sys_sendmsg (net/socket.c:2784) [ 155.044437][ T3342] ? __sys_sendmsg_sock (net/socket.c:2765) [ 155.044641][ T3342] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 155.044836][ T3342] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 155.045024][ T3342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.045212][ T3342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.045427][ T3342] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.045633][ T3342] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.045823][ T3342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.046045][ T3342] RIP: 0033:0x7f0912a4508e [ 155.046238][ T3342] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 155.046800][ T3342] RSP: 002b:00007ffe4aab7750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 155.047055][ T3342] RAX: ffffffffffffffda RBX: 00007ffe4aab7f00 RCX: 00007f0912a4508e [ 155.047311][ T3342] RDX: 0000000000000000 RSI: 00007ffe4aab7800 RDI: 0000000000000005 [ 155.047580][ T3342] RBP: 00007ffe4aab7760 R08: 0000000000000000 R09: 0000000000000000 [ 155.047840][ T3342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04d [ 155.048114][ T3342] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4aab7ed0 | [ 155.078372][ T3343] ------------[ cut here ]------------ | [ 155.078564][ T3343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3343 | [ 155.078864][ T3343] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.079324][ T3343] Tainted: [W]=WARN [ 155.079433][ T3343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.079617][ T3343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.079796][ T3343] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.080289][ T3343] RSP: 0018:ffa0000001d9f1b0 EFLAGS: 00010286 [ 155.080477][ T3343] RAX: 00000000ffffffa6 RBX: ff1100000c415c40 RCX: 1ff40000003b3dfc [ 155.080690][ T3343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c415cfc [ 155.080912][ T3343] RBP: ff1100001347c000 R08: 1fe2200001882ba1 R09: ff11000008e55180 [ 155.081118][ T3343] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 155.081326][ T3343] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 155.081545][ T3343] FS: 00007f8528144840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 155.081791][ T3343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.081962][ T3343] CR2: 00000000004a2060 CR3: 0000000010678006 CR4: 0000000000771ef0 [ 155.082191][ T3343] PKRU: 55555554 [ 155.082294][ T3343] Call Trace: [ 155.082433][ T3343] [ 155.082512][ T3343] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.082658][ T3343] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.082762][ T3343] __dev_notify_flags (net/core/dev.c:9787) [ 155.082901][ T3343] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 155.083041][ T3343] ? netif_change_name (net/core/dev.c:1495) [ 155.083181][ T3343] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 155.083321][ T3343] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 155.083969][ T3343] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 155.084111][ T3343] ? __dev_get_by_name (net/core/dev.c:883) [ 155.084250][ T3343] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 155.084400][ T3343] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 155.084550][ T3343] rtnl_newlink (net/core/rtnetlink.c:4150) [ 155.084695][ T3343] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.084834][ T3343] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.084972][ T3343] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.085109][ T3343] ? mark_usage (kernel/locking/lockdep.c:4674) [ 155.085245][ T3343] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.085392][ T3343] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.085537][ T3343] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.085680][ T3343] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 155.085819][ T3343] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.085958][ T3343] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.086095][ T3343] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.086235][ T3343] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.086377][ T3343] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.086524][ T3343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 155.086663][ T3343] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.086800][ T3343] ? netlink_ack (./include/linux/skbuff.h:2718) [ 155.086940][ T3343] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 155.087078][ T3343] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 155.087219][ T3343] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 155.087363][ T3343] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 155.087508][ T3343] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.087651][ T3343] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.087791][ T3343] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 155.087932][ T3343] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.088070][ T3343] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 155.088211][ T3343] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 155.088354][ T3343] ? copy_msghdr_from_user (net/socket.c:2635) [ 155.088500][ T3343] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 155.088674][ T3343] ? move_addr_to_kernel (net/socket.c:258) [ 155.088814][ T3343] ? kasan_save_stack (mm/kasan/common.c:58) [ 155.088950][ T3343] ? kasan_save_stack (mm/kasan/common.c:57) [ 155.089087][ T3343] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 155.089223][ T3343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 155.089396][ T3343] ___sys_sendmsg (net/socket.c:2752) [ 155.089538][ T3343] ? copy_msghdr_from_user (net/socket.c:2603) [ 155.089693][ T3343] __sys_sendmsg (net/socket.c:2784) [ 155.089831][ T3343] ? __sys_sendmsg_sock (net/socket.c:2765) [ 155.089968][ T3343] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 155.090108][ T3343] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 155.090246][ T3343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.090397][ T3343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.090596][ T3343] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.090731][ T3343] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.090871][ T3343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.091042][ T3343] RIP: 0033:0x7f852837e08e [ 155.091186][ T3343] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 155.091693][ T3343] RSP: 002b:00007ffd04812950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 155.091899][ T3343] RAX: ffffffffffffffda RBX: 00007ffd04813100 RCX: 00007f852837e08e [ 155.092103][ T3343] RDX: 0000000000000000 RSI: 00007ffd04812a00 RDI: 0000000000000005 [ 155.092306][ T3343] RBP: 00007ffd04812960 R08: 0000000000000000 R09: 0000000000000000 [ 155.092520][ T3343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04d [ 155.092730][ T3343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd048130d0 | [ 155.126396][ T3344] ------------[ cut here ]------------ | [ 155.126605][ T3344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3344 | [ 155.126925][ T3344] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.127506][ T3344] Tainted: [W]=WARN [ 155.127672][ T3344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.127892][ T3344] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.128115][ T3344] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.128676][ T3344] RSP: 0018:ffa0000001d9f020 EFLAGS: 00010286 [ 155.128894][ T3344] RAX: 00000000ffffffa6 RBX: ff1100000eecdc40 RCX: 1ff40000003b3dca [ 155.129164][ T3344] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdcfc [ 155.129425][ T3344] RBP: ff110000094b9000 R08: 1fe2200001dd9ba1 R09: ff11000008e50b58 [ 155.129694][ T3344] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 155.129942][ T3344] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 155.130199][ T3344] FS: 00007f4e28beb840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.130508][ T3344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.130737][ T3344] CR2: 0000000032085988 CR3: 00000000138fe006 CR4: 0000000000771ef0 [ 155.130988][ T3344] PKRU: 55555554 [ 155.131137][ T3344] Call Trace: [ 155.131288][ T3344] [ 155.131421][ T3344] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.131618][ T3344] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.131774][ T3344] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 155.131956][ T3344] __dev_notify_flags (net/core/dev.c:9787) [ 155.132142][ T3344] ? netif_change_name (net/core/dev.c:1495) [ 155.132326][ T3344] ? __dev_change_flags (net/core/dev.c:9752) [ 155.132534][ T3344] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 155.132730][ T3344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.132915][ T3344] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 155.133102][ T3344] netif_change_flags (net/core/dev.c:9820) [ 155.133288][ T3344] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 155.133497][ T3344] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 155.133698][ T3344] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 155.133882][ T3344] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 155.134098][ T3344] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 155.134283][ T3344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.134481][ T3344] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 155.134682][ T3344] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 155.134871][ T3344] ? __kernel_text_address (kernel/extable.c:79) [ 155.135055][ T3344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.135240][ T3344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.135435][ T3344] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 155.135640][ T3344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.135825][ T3344] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.136007][ T3344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.136190][ T3344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.136390][ T3344] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 155.136588][ T3344] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 155.136777][ T3344] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 155.136960][ T3344] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 155.137149][ T3344] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 155.137337][ T3344] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 155.137549][ T3344] rtnl_newlink (net/core/rtnetlink.c:4150) [ 155.137745][ T3344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.137929][ T3344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.138113][ T3344] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.138296][ T3344] ? mark_usage (kernel/locking/lockdep.c:4674) [ 155.138502][ T3344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.138708][ T3344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.138896][ T3344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.139082][ T3344] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.139268][ T3344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.139471][ T3344] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.139674][ T3344] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 155.139860][ T3344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.140046][ T3344] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.140230][ T3344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.140431][ T3344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.140628][ T3344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.140816][ T3344] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 155.140998][ T3344] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.141183][ T3344] ? netlink_ack (./include/linux/skbuff.h:2718) [ 155.141383][ T3344] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 155.141576][ T3344] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 155.141772][ T3344] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 155.141959][ T3344] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 155.142146][ T3344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.142333][ T3344] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 155.142542][ T3344] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.142740][ T3344] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 155.142927][ T3344] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 155.143119][ T3344] ? copy_msghdr_from_user (net/socket.c:2635) [ 155.143302][ T3344] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 155.143538][ T3344] ? move_addr_to_kernel (net/socket.c:258) [ 155.143737][ T3344] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 155.143920][ T3344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.144105][ T3344] ___sys_sendmsg (net/socket.c:2752) [ 155.144290][ T3344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 155.144530][ T3344] ? copy_msghdr_from_user (net/socket.c:2603) [ 155.144738][ T3344] __sys_sendmsg (net/socket.c:2784) [ 155.144925][ T3344] ? __sys_sendmsg_sock (net/socket.c:2765) [ 155.145108][ T3344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 155.145328][ T3344] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 155.145534][ T3344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.145733][ T3344] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.145916][ T3344] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.146099][ T3344] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.146284][ T3344] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.146519][ T3344] RIP: 0033:0x7f4e28e2508e [ 155.146721][ T3344] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 155.147237][ T3344] RSP: 002b:00007ffc6578c350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 155.147509][ T3344] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4e28e2508e [ 155.147768][ T3344] RDX: 0000000000000000 RSI: 00007ffc6578c400 RDI: 0000000000000005 [ 155.148013][ T3344] RBP: 00007ffc6578c360 R08: 0000000000000000 R09: 0000000000000000 [ 155.148261][ T3344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04d [ 155.148530][ T3344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6578cad0 | [ 155.176419][ T3345] ------------[ cut here ]------------ | [ 155.176629][ T3345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3345 | [ 155.176944][ T3345] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.178044][ T3345] Tainted: [W]=WARN [ 155.178256][ T3345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.178553][ T3345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.178844][ T3345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.179447][ T3345] RSP: 0018:ffa0000001daf020 EFLAGS: 00010286 [ 155.179736][ T3345] RAX: 00000000ffffffa6 RBX: ff1100000eecc580 RCX: 1ff40000003b5dca [ 155.180039][ T3345] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc63c [ 155.180398][ T3345] RBP: ff1100001347c000 R08: 1fe2200001dd98c9 R09: ff11000009a7d158 [ 155.180743][ T3345] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 155.181069][ T3345] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 155.181435][ T3345] FS: 00007f09f9c3c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.181820][ T3345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.182103][ T3345] CR2: 0000000012b05988 CR3: 00000000138fe003 CR4: 0000000000771ef0 [ 155.182421][ T3345] PKRU: 55555554 [ 155.182645][ T3345] Call Trace: [ 155.182850][ T3345] [ 155.183038][ T3345] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.183268][ T3345] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.183432][ T3345] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 155.183633][ T3345] __dev_notify_flags (net/core/dev.c:9787) [ 155.183822][ T3345] ? netif_change_name (net/core/dev.c:1495) [ 155.184006][ T3345] ? __dev_change_flags (net/core/dev.c:9752) [ 155.184192][ T3345] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 155.184391][ T3345] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.184588][ T3345] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 155.184815][ T3345] netif_change_flags (net/core/dev.c:9820) [ 155.185007][ T3345] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 155.185193][ T3345] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 155.185396][ T3345] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 155.185594][ T3345] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 155.185817][ T3345] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 155.186000][ T3345] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.186183][ T3345] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 155.186381][ T3345] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 155.186576][ T3345] ? __kernel_text_address (kernel/extable.c:79) [ 155.186775][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.186964][ T3345] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.187153][ T3345] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 155.187339][ T3345] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.187548][ T3345] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.187741][ T3345] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.187925][ T3345] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.188110][ T3345] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 155.188294][ T3345] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 155.188505][ T3345] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 155.188728][ T3345] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 155.188917][ T3345] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 155.189105][ T3345] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 155.189294][ T3345] rtnl_newlink (net/core/rtnetlink.c:4150) [ 155.189501][ T3345] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.189695][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.189884][ T3345] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.190068][ T3345] ? mark_usage (kernel/locking/lockdep.c:4674) [ 155.190253][ T3345] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.190454][ T3345] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.190661][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.190851][ T3345] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.191037][ T3345] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.191223][ T3345] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 155.191421][ T3345] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 155.191620][ T3345] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.191806][ T3345] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.191992][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.192181][ T3345] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.192379][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 155.192574][ T3345] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 155.192768][ T3345] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 155.192953][ T3345] ? netlink_ack (./include/linux/skbuff.h:2718) [ 155.193143][ T3345] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 155.193327][ T3345] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 155.193542][ T3345] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 155.193741][ T3345] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 155.193928][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 155.194114][ T3345] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 155.194300][ T3345] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.194508][ T3345] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 155.194709][ T3345] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 155.194895][ T3345] ? copy_msghdr_from_user (net/socket.c:2635) [ 155.195081][ T3345] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 155.195298][ T3345] ? move_addr_to_kernel (net/socket.c:258) [ 155.195508][ T3345] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 155.195705][ T3345] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 155.195893][ T3345] ___sys_sendmsg (net/socket.c:2752) [ 155.196078][ T3345] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 155.196298][ T3345] ? copy_msghdr_from_user (net/socket.c:2603) [ 155.196518][ T3345] __sys_sendmsg (net/socket.c:2784) [ 155.196716][ T3345] ? __sys_sendmsg_sock (net/socket.c:2765) [ 155.196901][ T3345] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 155.197121][ T3345] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 155.197305][ T3345] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.197511][ T3345] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.197712][ T3345] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.197901][ T3345] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.198090][ T3345] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.198305][ T3345] RIP: 0033:0x7f09f9e7608e [ 155.198515][ T3345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 155.199050][ T3345] RSP: 002b:00007ffcce66c610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 155.199302][ T3345] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f09f9e7608e [ 155.199576][ T3345] RDX: 0000000000000000 RSI: 00007ffcce66c6c0 RDI: 0000000000000005 [ 155.199836][ T3345] RBP: 00007ffcce66c620 R08: 0000000000000000 R09: 0000000000000000 [ 155.200091][ T3345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04d [ 155.200340][ T3345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcce66cd90 | [ 155.592798][ T12] ------------[ cut here ]------------ | [ 155.593017][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.593332][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.593932][ T12] Tainted: [W]=WARN [ 155.594083][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.594293][ T12] Workqueue: netns cleanup_net [ 155.594503][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.594729][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.595225][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 155.595490][ T12] RAX: 00000000ffffffa6 RBX: ff11000012666e40 RCX: 1ff4000000018ec7 [ 155.595736][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012666efc [ 155.595977][ T12] RBP: ff110000094b9000 R08: 1fe22000024ccde1 R09: ff11000001aed1d0 [ 155.596225][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 155.596474][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 155.596730][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.597000][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.597210][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4003 CR4: 0000000000771ef0 [ 155.597461][ T12] PKRU: 55555554 [ 155.597633][ T12] Call Trace: [ 155.597781][ T12] [ 155.597897][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.598079][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.598229][ T12] netif_close_many (net/core/dev.c:1804) [ 155.598450][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 155.598652][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 155.598864][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 155.599080][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.599263][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.599525][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.599716][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.599895][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.600106][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.600282][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.600474][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.600670][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.600852][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.601026][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.601208][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.601400][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.601590][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.601780][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.601960][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.602141][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.602323][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.602521][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.602716][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.602904][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.603083][ T12] kthread (kernel/kthread.c:436) [ 155.603237][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.603464][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.603662][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.603847][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.604054][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.604275][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.604465][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.607610][ T12] ------------[ cut here ]------------ | [ 155.607782][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.608071][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.608637][ T12] Tainted: [W]=WARN [ 155.608778][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.608982][ T12] Workqueue: netns cleanup_net [ 155.609161][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.609391][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.609931][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.610134][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187e00 RCX: 1ff4000000018eed [ 155.610379][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a187ebc [ 155.610625][ T12] RBP: ff110000129dc000 R08: 1fe2200001430fd9 R09: ff11000001aed1d0 [ 155.610858][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.611092][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.611324][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.611615][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.611822][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.612055][ T12] PKRU: 55555554 [ 155.612195][ T12] Call Trace: [ 155.612335][ T12] [ 155.612463][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.612693][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.612892][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.613066][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.613245][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.613429][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.613616][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.613799][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.613981][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.614154][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.614330][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.614524][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.614703][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.614876][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.615048][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.615222][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.615412][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.615593][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.615775][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.615951][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.616119][ T12] kthread (kernel/kthread.c:436) [ 155.616262][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.616478][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.616668][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.616840][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.617041][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.617214][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.617400][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.621304][ T12] ------------[ cut here ]------------ | [ 155.621478][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.621783][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.622315][ T12] Tainted: [W]=WARN [ 155.622468][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.622692][ T12] Workqueue: netns cleanup_net [ 155.622870][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.623089][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.623781][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.624037][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa251c0 RCX: 1ff4000000018eed [ 155.624401][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2527c [ 155.624702][ T12] RBP: ff11000009c8c000 R08: 1fe2200001f44a51 R09: ff11000001aed1d0 [ 155.625012][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.625291][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.625597][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.625917][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.626171][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.626464][ T12] PKRU: 55555554 [ 155.626661][ T12] Call Trace: [ 155.626848][ T12] [ 155.627008][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.627262][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.627532][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.627761][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.627980][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.628201][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.628434][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.628674][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.628899][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.629115][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.629340][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.629637][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.629856][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.630077][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.630298][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.630542][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.630777][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.630996][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.631259][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.631545][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.631727][ T12] kthread (kernel/kthread.c:436) [ 155.631880][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.632092][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.632268][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.632458][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.632680][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.632856][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.633030][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.635953][ T12] ------------[ cut here ]------------ | [ 155.636118][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.637016][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.637675][ T12] Tainted: [W]=WARN [ 155.637818][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.638054][ T12] Workqueue: netns cleanup_net [ 155.638237][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.638463][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.638995][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.639215][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa25700 RCX: 1ff4000000018eed [ 155.639460][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa257bc [ 155.639717][ T12] RBP: ff1100000ee81000 R08: 1fe2200001f44af9 R09: ff11000001aed1d0 [ 155.639948][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.640181][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.640430][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.640718][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.640919][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.641152][ T12] PKRU: 55555554 [ 155.641304][ T12] Call Trace: [ 155.641461][ T12] [ 155.641590][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.641824][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.642029][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.642210][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.642400][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.642588][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.642775][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.642952][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.643128][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.643301][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.643532][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.643722][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.643895][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.644073][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.644249][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.644467][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.644700][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.644952][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.645129][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.645359][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.645541][ T12] kthread (kernel/kthread.c:436) [ 155.645699][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.645906][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.646081][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.646258][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.646475][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.646670][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.646846][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.660920][ T12] ------------[ cut here ]------------ | [ 155.661093][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.661396][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.661972][ T12] Tainted: [W]=WARN [ 155.662118][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.662325][ T12] Workqueue: netns cleanup_net [ 155.662698][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.662911][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.663413][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.663634][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec900 RCX: 1ff4000000018eed [ 155.663869][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec9bc [ 155.664105][ T12] RBP: ff1100000fbac000 R08: 1fe2200001d3d939 R09: ff11000001aed1d0 [ 155.664337][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.664597][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.664871][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.665166][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.665384][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.665628][ T12] PKRU: 55555554 [ 155.665774][ T12] Call Trace: [ 155.665919][ T12] [ 155.666068][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.666281][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.666534][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.666727][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.666902][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.667077][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.667257][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.667449][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.667644][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.667819][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.667997][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.668173][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.668362][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.668545][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.668728][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.668904][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.669083][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.669258][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.669449][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.669643][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.669817][ T12] kthread (kernel/kthread.c:436) [ 155.669961][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.670165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.670339][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.670539][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.670754][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.670931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.671105][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.673899][ T12] ------------[ cut here ]------------ | [ 155.674065][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.674642][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.675179][ T12] Tainted: [W]=WARN [ 155.675321][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.675541][ T12] Workqueue: netns cleanup_net [ 155.675729][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.675937][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.676431][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.676650][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15ac80 RCX: 1ff4000000018eed [ 155.676881][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15ad3c [ 155.677121][ T12] RBP: ff11000007c21000 R08: 1fe220000142b5a9 R09: ff11000001aed1d0 [ 155.677363][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.677601][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.677841][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.678105][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.678308][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.678562][ T12] PKRU: 55555554 [ 155.678710][ T12] Call Trace: [ 155.678852][ T12] [ 155.678966][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.679173][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.679387][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.679574][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.679764][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.679941][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.680114][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.680291][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.680491][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.680673][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.680857][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.681036][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.681210][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.681398][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.681586][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.681771][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.681950][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.682123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.682301][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.682500][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.682699][ T12] kthread (kernel/kthread.c:436) [ 155.682845][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.683048][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.683222][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.683410][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.683628][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.683878][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.684126][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.688773][ T12] ------------[ cut here ]------------ | [ 155.688945][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.689237][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.690288][ T12] Tainted: [W]=WARN [ 155.690499][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.690770][ T12] Workqueue: netns cleanup_net [ 155.690996][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.691265][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.691825][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.692082][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15b8c0 RCX: 1ff4000000018eed [ 155.692385][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15b97c [ 155.692680][ T12] RBP: ff110000126a9000 R08: 1fe220000142b731 R09: ff11000001aed1d0 [ 155.692962][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.693244][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.693546][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.693868][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.694115][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.694408][ T12] PKRU: 55555554 [ 155.694618][ T12] Call Trace: [ 155.694808][ T12] [ 155.694969][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.695229][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.695499][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.695729][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.695947][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.696164][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.696401][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.696644][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.696825][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.696999][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.697179][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.697370][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.697586][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.697772][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.697946][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.698124][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.698303][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.698498][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.698688][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.698868][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.699042][ T12] kthread (kernel/kthread.c:436) [ 155.699186][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.699406][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.699593][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.699774][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.699977][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.700157][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.700332][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.703201][ T12] ------------[ cut here ]------------ | [ 155.704108][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.704412][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.704990][ T12] Tainted: [W]=WARN [ 155.705146][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.705368][ T12] Workqueue: netns cleanup_net [ 155.705562][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.705787][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.706289][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.706541][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15ae40 RCX: 1ff4000000018eed [ 155.706787][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15aefc [ 155.707030][ T12] RBP: ff110000134f4000 R08: 1fe220000142b5e1 R09: ff11000001aed1d0 [ 155.707270][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.707522][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.707765][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.708027][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.708230][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.708515][ T12] PKRU: 55555554 [ 155.708667][ T12] Call Trace: [ 155.708808][ T12] [ 155.708922][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.709130][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.709329][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.709525][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.709711][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.709883][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.710057][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.710233][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.710424][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.710610][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.710787][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.710965][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.711136][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.711312][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.711504][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.711696][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.711875][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.712050][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.712229][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.712422][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.712640][ T12] kthread (kernel/kthread.c:436) [ 155.712786][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.712990][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.713166][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.713393][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.713611][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.713789][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.713964][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.716558][ T12] ------------[ cut here ]------------ | [ 155.716731][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.717018][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.718260][ T12] Tainted: [W]=WARN [ 155.718464][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.718728][ T12] Workqueue: netns cleanup_net [ 155.718955][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.719218][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.719769][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.720031][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15b000 RCX: 1ff4000000018eed [ 155.720309][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15b0bc [ 155.720621][ T12] RBP: ff11000010064000 R08: 1fe220000142b619 R09: ff11000001aed1d0 [ 155.720898][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.721176][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.721471][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.721805][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.722052][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.722403][ T12] PKRU: 55555554 [ 155.722611][ T12] Call Trace: [ 155.722802][ T12] [ 155.722964][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.723250][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.723522][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.723750][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.723971][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.724190][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.724424][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.724662][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.724887][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.725149][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.725389][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.725570][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.725751][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.725927][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.726100][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.726275][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.726464][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.726655][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.726841][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.727022][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.727194][ T12] kthread (kernel/kthread.c:436) [ 155.727337][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.727560][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.727741][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.727917][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.728117][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.728290][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.728488][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.731034][ T12] ------------[ cut here ]------------ | [ 155.731202][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.732383][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.733022][ T12] Tainted: [W]=WARN [ 155.733209][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.733470][ T12] Workqueue: netns cleanup_net [ 155.733713][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.733968][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.734513][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.734773][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29540 RCX: 1ff4000000018eed [ 155.735047][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa295fc [ 155.735320][ T12] RBP: ff1100000ca99000 R08: 1fe2200001f452c1 R09: ff11000001aed1d0 [ 155.735628][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.735906][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.736181][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.736514][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.736774][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.737051][ T12] PKRU: 55555554 [ 155.737236][ T12] Call Trace: [ 155.737435][ T12] [ 155.737616][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.737872][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.738117][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.738337][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.738643][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.738863][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.739084][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.739303][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.739547][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.739775][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.739995][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.740214][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.740446][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.740717][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.740982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.741263][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.741557][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.741830][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.742098][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.742384][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.742632][ T12] kthread (kernel/kthread.c:436) [ 155.742773][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.742978][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.743151][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.743325][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.743549][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.743729][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.743904][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.755199][ T12] ------------[ cut here ]------------ | [ 155.755385][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.755692][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.756217][ T12] Tainted: [W]=WARN [ 155.756414][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.756626][ T12] Workqueue: netns cleanup_net [ 155.756805][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.757014][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.757513][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 155.757725][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29c40 RCX: 1ff4000000018eed [ 155.757954][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29cfc [ 155.758182][ T12] RBP: ff110000094b9000 R08: 1fe2200001f453a1 R09: ff11000001aed1d0 [ 155.758430][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.758678][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.758907][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.759164][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.759379][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.759624][ T12] PKRU: 55555554 [ 155.759766][ T12] Call Trace: [ 155.759906][ T12] [ 155.760018][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.760227][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.760443][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 155.760628][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 155.760804][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.760973][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 155.761148][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.761320][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 155.761518][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.761700][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.761876][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.762050][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.762219][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.762403][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.762585][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.762768][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.762947][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.763119][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.763296][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.763498][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.763680][ T12] kthread (kernel/kthread.c:436) [ 155.763822][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.764021][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.764195][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.764381][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.764594][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.764774][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.764947][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.780636][ T3377] ------------[ cut here ]------------ | [ 155.780789][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3377 | [ 155.781056][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.781516][ T3377] Tainted: [W]=WARN [ 155.781623][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.781791][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.781966][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.782453][ T3377] RSP: 0018:ffa0000001bcfa80 EFLAGS: 00010286 [ 155.782629][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000e9ed1c0 RCX: 1ff4000000379f16 [ 155.782830][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ed27c [ 155.783029][ T3377] RBP: ff11000013674000 R08: 1fe2200001d3da51 R09: ff1100000eb1d180 [ 155.783231][ T3377] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 155.783437][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013674000 [ 155.783652][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 155.783883][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.784051][ T3377] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 155.784252][ T3377] PKRU: 55555554 [ 155.784356][ T3377] Call Trace: [ 155.784462][ T3377] [ 155.784537][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.784675][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.784808][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.784912][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.785047][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.785220][ T3377] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 155.785363][ T3377] register_netdev (net/core/dev.c:11552) [ 155.785506][ T3377] loopback_net_init (drivers/net/loopback.c:218) [ 155.785648][ T3377] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 155.785783][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.785887][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.785989][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.786120][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.786254][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.786396][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.786538][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.786691][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.786851][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.786987][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.787124][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.787259][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.787405][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.787547][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.787688][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.787827][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.787962][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.788094][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.788230][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.788406][ T3377] RIP: 0033:0x7f357ec8ebcb [ 155.788554][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 155.789041][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 155.789247][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 155.789455][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 155.789663][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 155.789861][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 155.790060][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 155.791762][ T12] ------------[ cut here ]------------ | [ 155.791939][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.792238][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.792821][ T12] Tainted: [W]=WARN [ 155.792967][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.793178][ T12] Workqueue: netns cleanup_net [ 155.793377][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.793602][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.794105][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 155.794317][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28200 RCX: 1ff4000000018eaf [ 155.794583][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa282bc [ 155.794835][ T12] RBP: ff1100000a3ec000 R08: 1fe2200001f45059 R09: ff11000001aed1d0 [ 155.795073][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 155.795314][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057ec000 [ 155.795576][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.795860][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.796072][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.796315][ T12] PKRU: 55555554 [ 155.796472][ T12] Call Trace: [ 155.796632][ T12] [ 155.796750][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.796931][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.797081][ T12] netif_close_many (net/core/dev.c:1804) [ 155.797262][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 155.797460][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 155.797659][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 155.797872][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 155.798101][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.798282][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.798514][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.798706][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.798888][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 155.799098][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 155.799279][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 155.799476][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.799673][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 155.799853][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 155.800034][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 155.800220][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.800415][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.800612][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.800794][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.800971][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.801152][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.801330][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.801540][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.801737][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.801936][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.802120][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.802303][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.802504][ T12] kthread (kernel/kthread.c:436) [ 155.802668][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.802878][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.803061][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.803243][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.803468][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.803671][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.803851][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.813458][ T12] ------------[ cut here ]------------ | [ 155.813656][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.813954][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.814543][ T12] Tainted: [W]=WARN [ 155.814701][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.814909][ T12] Workqueue: netns cleanup_net [ 155.815091][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.815309][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.815841][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 155.816051][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe3c0 RCX: 1ff4000000018eaf [ 155.816291][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe47c [ 155.816553][ T12] RBP: ff110000057ec000 R08: 1fe220000051fc91 R09: ff11000001aed1d0 [ 155.816803][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 155.817041][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 155.817282][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.817573][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.817792][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.818034][ T12] PKRU: 55555554 [ 155.818185][ T12] Call Trace: [ 155.818332][ T12] [ 155.818462][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.818663][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 155.818842][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.818991][ T12] netif_close_many (net/core/dev.c:1804) [ 155.819175][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 155.819367][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 155.819554][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 155.819773][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 155.819984][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.820161][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.820383][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.820568][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.820757][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 155.820968][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 155.821152][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 155.821332][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.821533][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 155.821726][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 155.821907][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 155.822090][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.822267][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.822463][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.822663][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.822839][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.823018][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.823197][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.823400][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.823598][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.823779][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.823962][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.824146][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.824323][ T12] kthread (kernel/kthread.c:436) [ 155.824491][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.824711][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.824892][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.825071][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.825279][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.825473][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.825671][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.828542][ T12] ------------[ cut here ]------------ | [ 155.828737][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.829026][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.830011][ T12] Tainted: [W]=WARN [ 155.830154][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.830371][ T12] Workqueue: netns cleanup_net [ 155.830560][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.830777][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.831261][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 155.831490][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b637e00 RCX: 1ff4000000018ed5 [ 155.831731][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637ebc [ 155.831965][ T12] RBP: ff1100000a3ec000 R08: 1fe22000016c6fd9 R09: ff11000001aed1d0 [ 155.832197][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.832442][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.832694][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.832961][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.833166][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.833435][ T12] PKRU: 55555554 [ 155.833591][ T12] Call Trace: [ 155.833741][ T12] [ 155.833855][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.834063][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.834269][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.834458][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.834650][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 155.834859][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 155.835035][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.835210][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 155.835399][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 155.835590][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 155.835772][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.835943][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.836119][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.836295][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.836488][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.836677][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.836853][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.837030][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.837208][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.837396][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.837586][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.837771][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.837944][ T12] kthread (kernel/kthread.c:436) [ 155.838088][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.838293][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.838490][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.838673][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.838875][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.839047][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.839220][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.842022][ T12] ------------[ cut here ]------------ | [ 155.842190][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.843087][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.843797][ T12] Tainted: [W]=WARN [ 155.843986][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.844283][ T12] Workqueue: netns cleanup_net [ 155.844588][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.844896][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.845467][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 155.845764][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31dc40 RCX: 1ff4000000018ed5 [ 155.846059][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31dcfc [ 155.846380][ T12] RBP: ff110000057ec000 R08: 1fe2200001663ba1 R09: ff11000001aed1d0 [ 155.846675][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.846989][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.847266][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.847626][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.847882][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.848195][ T12] PKRU: 55555554 [ 155.848385][ T12] Call Trace: [ 155.848532][ T12] [ 155.848658][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.848869][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.849071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.849245][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.849432][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 155.849657][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 155.849834][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.850008][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 155.850195][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 155.850387][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 155.850574][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.850758][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.850937][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.851113][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.851287][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.851489][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.851678][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.851856][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.852034][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.852208][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.852400][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.852593][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.852770][ T12] kthread (kernel/kthread.c:436) [ 155.852913][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.853117][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.853291][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.853488][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.853701][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.853874][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.854049][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.856849][ T12] ------------[ cut here ]------------ | [ 155.857019][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 155.857314][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.858373][ T12] Tainted: [W]=WARN [ 155.858587][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.858850][ T12] Workqueue: netns cleanup_net [ 155.859078][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.859342][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.859968][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 155.860223][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ada80 RCX: 1ff4000000018ed5 [ 155.860530][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9adb3c [ 155.860823][ T12] RBP: ff110000058b1000 R08: 1fe2200001d35b69 R09: ff11000001aed1d0 [ 155.861101][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.861393][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 155.861696][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.862006][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.862258][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 155.862562][ T12] PKRU: 55555554 [ 155.862760][ T12] Call Trace: [ 155.862948][ T12] [ 155.863109][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 155.863383][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 155.863647][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.863869][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 155.864073][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 155.864500][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 155.864733][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 155.865059][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 155.865281][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 155.865525][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 155.865775][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.865996][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.866219][ T12] cleanup_net (net/core/net_namespace.c:702) [ 155.866474][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.866715][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 155.866942][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 155.867161][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.867400][ T12] process_one_work (kernel/workqueue.c:3314) [ 155.867645][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 155.867866][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 155.868091][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 155.868316][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 155.868556][ T12] kthread (kernel/kthread.c:436) [ 155.868786][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.869039][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.869260][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.869506][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 155.869767][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.869987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 155.870208][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.877467][ T3377] ------------[ cut here ]------------ | [ 155.877646][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3377 | [ 155.877918][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.878923][ T3377] Tainted: [W]=WARN [ 155.879024][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.879189][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.879371][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.879853][ T3377] RSP: 0018:ffa0000001bcf918 EFLAGS: 00010286 [ 155.880020][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000e9ade00 RCX: 1ff4000000379ee9 [ 155.880218][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9adebc [ 155.880426][ T3377] RBP: ff1100000e04c000 R08: 1fe2200001d35bd9 R09: ff1100000eb1d180 [ 155.880628][ T3377] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 155.880826][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e04c000 [ 155.881025][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 155.881259][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.881428][ T3377] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 155.881639][ T3377] PKRU: 55555554 [ 155.881737][ T3377] Call Trace: [ 155.881837][ T3377] [ 155.881905][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.882040][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.882174][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.882278][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.882419][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.882595][ T3377] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 155.882730][ T3377] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 155.882863][ T3377] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 155.882997][ T3377] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 155.883130][ T3377] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 155.883264][ T3377] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 155.883404][ T3377] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 155.883546][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.883652][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.883752][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.883885][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.884020][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.884155][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.884291][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.884431][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.884572][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.884708][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.884841][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.884975][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.885109][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.885244][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.885383][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.885520][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.885657][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.885795][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.885927][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.886094][ T3377] RIP: 0033:0x7f357ec8ebcb [ 155.886234][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 155.887094][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 155.887318][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 155.887531][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 155.887732][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 155.887929][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 155.888128][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 155.900023][ T3377] ------------[ cut here ]------------ | [ 155.900195][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3377 | [ 155.900518][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.900981][ T3377] Tainted: [W]=WARN [ 155.901084][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.901259][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.901443][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.901955][ T3377] RSP: 0018:ffa0000001bcf8f8 EFLAGS: 00010286 [ 155.902125][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000fb2f380 RCX: 1ff4000000379ee5 [ 155.902324][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f43c [ 155.902536][ T3377] RBP: ff110000135b4000 R08: 1fe2200001f65e89 R09: ff1100000eb1d180 [ 155.902739][ T3377] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 155.902937][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000135b4000 [ 155.903137][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 155.903402][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.903575][ T3377] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 155.903779][ T3377] PKRU: 55555554 [ 155.903878][ T3377] Call Trace: [ 155.903978][ T3377] [ 155.904047][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.904182][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.904318][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.904426][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.904756][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.904949][ T3377] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 155.905090][ T3377] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 155.905223][ T3377] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 155.905362][ T3377] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 155.905504][ T3377] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 155.905645][ T3377] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 155.905780][ T3377] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 155.905918][ T3377] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 155.906053][ T3377] vti_init_net (net/ipv4/ip_vti.c:517) [ 155.906186][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.906290][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.906395][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.906536][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.906675][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.906827][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.906961][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.907097][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.907231][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.907370][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.907510][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.907649][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.907798][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.907933][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.908065][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.908200][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.908334][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.908472][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.908617][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.908817][ T3377] RIP: 0033:0x7f357ec8ebcb [ 155.908959][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 155.909433][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 155.909660][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 155.909859][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 155.910071][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 155.910273][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 155.910490][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 155.914738][ T3377] ------------[ cut here ]------------ | [ 155.914901][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3377 | [ 155.915445][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.915896][ T3377] Tainted: [W]=WARN [ 155.916012][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.916179][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.916371][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.916856][ T3377] RSP: 0018:ffa0000001bcfa78 EFLAGS: 00010286 [ 155.917033][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000cf50ac0 RCX: 1ff4000000379f15 [ 155.917229][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50b7c [ 155.917429][ T3377] RBP: ff11000013811000 R08: 1fe22000019ea171 R09: ff1100000eb1d180 [ 155.917665][ T3377] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 155.917864][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013811000 [ 155.918064][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 155.918296][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.918467][ T3377] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 155.918701][ T3377] PKRU: 55555554 [ 155.918801][ T3377] Call Trace: [ 155.918900][ T3377] [ 155.918969][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.919101][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.919235][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.919340][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.919485][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.919657][ T3377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.919794][ T3377] register_netdev (net/core/dev.c:11552) [ 155.919926][ T3377] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 155.920061][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.920162][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.920265][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.920403][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.920540][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.920679][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.920819][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.920967][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.921099][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.921231][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.921366][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.921504][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.921645][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.921785][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.921916][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.922060][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.922191][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.922324][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.922461][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.922662][ T3377] RIP: 0033:0x7f357ec8ebcb [ 155.922802][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 155.923533][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 155.923741][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 155.923940][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 155.924137][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 155.924332][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 155.924543][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 155.928853][ T3377] ------------[ cut here ]------------ | [ 155.929010][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3377 | [ 155.929297][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.929752][ T3377] Tainted: [W]=WARN [ 155.929852][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.930018][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.930219][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.930715][ T3377] RSP: 0018:ffa0000001bcfa68 EFLAGS: 00010286 [ 155.930882][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000e9acc80 RCX: 1ff4000000379f13 [ 155.931081][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9acd3c [ 155.931280][ T3377] RBP: ff110000095b4000 R08: 1fe2200001d359a9 R09: ff1100000eb1d180 [ 155.931498][ T3377] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 155.931717][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095b4000 [ 155.931914][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 155.932148][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.932313][ T3377] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 155.932523][ T3377] PKRU: 55555554 [ 155.932626][ T3377] Call Trace: [ 155.932748][ T3377] [ 155.932821][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.932954][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.933090][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.933192][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.933327][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.933505][ T3377] register_netdev (net/core/dev.c:11552) [ 155.933658][ T3377] sit_init_net (net/ipv6/sit.c:1860) [ 155.933793][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.933894][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.933995][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.934127][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.934258][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.934396][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.934536][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.934676][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.934810][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.934943][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.935075][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.935210][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.935344][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.935494][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.935658][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.935791][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.935922][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.936056][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.936189][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.936360][ T3377] RIP: 0033:0x7f357ec8ebcb [ 155.936503][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 155.936979][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 155.937179][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 155.937385][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 155.937618][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 155.937824][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 155.938020][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 155.942656][ T3377] ------------[ cut here ]------------ | [ 155.942825][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3377 | [ 155.943114][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.943581][ T3377] Tainted: [W]=WARN [ 155.943687][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.943854][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.944031][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.944533][ T3377] RSP: 0018:ffa0000001bcfa78 EFLAGS: 00010286 [ 155.944713][ T3377] RAX: 00000000ffffffa6 RBX: ff110000057bb1c0 RCX: 1ff4000000379f15 [ 155.944916][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057bb27c [ 155.945122][ T3377] RBP: ff1100000fd09000 R08: 1fe2200000af7651 R09: ff1100000eb1d180 [ 155.945323][ T3377] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 155.945535][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd09000 [ 155.945741][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 155.945977][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.946146][ T3377] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 155.946354][ T3377] PKRU: 55555554 [ 155.946455][ T3377] Call Trace: [ 155.946565][ T3377] [ 155.946638][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.946773][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.946907][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.947009][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.947144][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.947311][ T3377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 155.947452][ T3377] register_netdev (net/core/dev.c:11552) [ 155.947612][ T3377] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 155.947747][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.947850][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.947951][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.948084][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.948217][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.948359][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.948498][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.948638][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.948772][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.948907][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.949040][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.949175][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.949309][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.949450][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.949593][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.949744][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.949877][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.950015][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.950149][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.950324][ T3377] RIP: 0033:0x7f357ec8ebcb [ 155.950467][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 155.950952][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 155.951159][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 155.951364][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 155.951611][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 155.951809][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 155.952005][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 155.969958][ T3377] ------------[ cut here ]------------ | [ 155.970216][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3377 | [ 155.970554][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.971135][ T3377] Tainted: [W]=WARN [ 155.971287][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.971525][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.971771][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.972289][ T3377] RSP: 0018:ffa0000001bcf918 EFLAGS: 00010286 [ 155.972530][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000c1d2040 RCX: 1ff4000000379ee9 [ 155.972808][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d20fc [ 155.973083][ T3377] RBP: ff1100000f9a1000 R08: 1fe220000183a421 R09: ff1100000eb1d180 [ 155.973331][ T3377] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.973604][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9a1000 [ 155.973859][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.974224][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.974456][ T3377] CR2: 000055f6a15ced5c CR3: 0000000009b17004 CR4: 0000000000771ef0 [ 155.974746][ T3377] PKRU: 55555554 [ 155.974898][ T3377] Call Trace: [ 155.975048][ T3377] [ 155.975167][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.975365][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.975557][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.975719][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.975929][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.976147][ T3377] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 155.976332][ T3377] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 155.976545][ T3377] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 155.976740][ T3377] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 155.976954][ T3377] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 155.977140][ T3377] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 155.977327][ T3377] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 155.977538][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.977705][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.977859][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.978064][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.978249][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.978459][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.978680][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.978869][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.979055][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.979238][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.979458][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.979679][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.979865][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.980052][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.980251][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.980449][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.980652][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.980835][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 155.981021][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 155.981235][ T3377] RIP: 0033:0x7f357ec8ebcb [ 155.981435][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 155.981975][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 155.982226][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 155.982507][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 155.982768][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 155.983017][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 155.983265][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 155.989012][ T3377] ------------[ cut here ]------------ | [ 155.989215][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3377 | [ 155.989552][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 155.990115][ T3377] Tainted: [W]=WARN [ 155.990290][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.990548][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 155.990782][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 155.991343][ T3377] RSP: 0018:ffa0000001bcf918 EFLAGS: 00010286 [ 155.991589][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000eed91c0 RCX: 1ff4000000379ee9 [ 155.991862][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed927c [ 155.992114][ T3377] RBP: ff11000013809000 R08: 1fe2200001ddb251 R09: ff1100000eb1d180 [ 155.992376][ T3377] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 155.992746][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013809000 [ 155.993014][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 155.993301][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.993541][ T3377] CR2: 000055f6a15ced5c CR3: 0000000009b17004 CR4: 0000000000771ef0 [ 155.993804][ T3377] PKRU: 55555554 [ 155.993954][ T3377] Call Trace: [ 155.994107][ T3377] [ 155.994227][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 155.994430][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 155.994630][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 155.994785][ T3377] register_netdevice (net/core/dev.c:11488) [ 155.994995][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 155.995213][ T3377] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 155.995419][ T3377] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 155.995616][ T3377] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 155.995801][ T3377] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 155.995987][ T3377] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 155.996191][ T3377] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 155.996392][ T3377] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 155.996600][ T3377] ops_init (net/core/net_namespace.c:137) [ 155.996758][ T3377] setup_net (net/core/net_namespace.c:446) [ 155.996914][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 155.997096][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 155.997280][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 155.997488][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 155.997707][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 155.997896][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 155.998083][ T3377] ksys_unshare (kernel/fork.c:3243) [ 155.998270][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 155.998469][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 155.998669][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 155.998884][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 155.999072][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 155.999258][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 155.999455][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 155.999659][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 155.999846][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.000032][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.000278][ T3377] RIP: 0033:0x7f357ec8ebcb [ 156.000491][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.001024][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 156.001274][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 156.001540][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.001817][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.002066][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 156.002330][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 156.008512][ T3377] ------------[ cut here ]------------ | [ 156.008730][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3377 | [ 156.009069][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.009717][ T3377] Tainted: [W]=WARN [ 156.009929][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.010202][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.010518][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.011102][ T3377] RSP: 0018:ffa0000001bcf918 EFLAGS: 00010286 [ 156.011391][ T3377] RAX: 00000000ffffffa6 RBX: ff11000006050040 RCX: 1ff4000000379ee9 [ 156.011710][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060500fc [ 156.012024][ T3377] RBP: ff1100000eb0c000 R08: 1fe2200000c0a021 R09: ff1100000eb1d180 [ 156.012332][ T3377] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.012666][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb0c000 [ 156.012972][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.013333][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.013644][ T3377] CR2: 000055f6a15ced5c CR3: 0000000009b17004 CR4: 0000000000771ef0 [ 156.013968][ T3377] PKRU: 55555554 [ 156.014174][ T3377] Call Trace: [ 156.014393][ T3377] [ 156.014602][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.014847][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 156.015084][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.015292][ T3377] register_netdevice (net/core/dev.c:11488) [ 156.015552][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.015834][ T3377] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.016075][ T3377] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 156.016314][ T3377] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 156.016614][ T3377] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 156.016861][ T3377] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 156.017117][ T3377] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 156.017372][ T3377] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 156.017636][ T3377] ops_init (net/core/net_namespace.c:137) [ 156.017849][ T3377] setup_net (net/core/net_namespace.c:446) [ 156.018055][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.018290][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.018550][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.018798][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 156.019037][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 156.019277][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.019518][ T3377] ksys_unshare (kernel/fork.c:3243) [ 156.019709][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.019936][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.020120][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.020304][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 156.020511][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.020720][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.020942][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.021127][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.021310][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.021513][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.021741][ T3377] RIP: 0033:0x7f357ec8ebcb [ 156.021930][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.022468][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 156.022754][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 156.023003][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.023268][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.023541][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 156.023800][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 156.026075][ T12] ------------[ cut here ]------------ | [ 156.026213][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 156.026476][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.026936][ T12] Tainted: [W]=WARN [ 156.027029][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.027182][ T12] Workqueue: netns cleanup_net [ 156.027312][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.027489][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.027942][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 156.028097][ T12] RAX: 00000000ffffffa6 RBX: ff1100001346f380 RCX: 1ff4000000018ec7 [ 156.028291][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001346f43c [ 156.028487][ T12] RBP: ff1100001347c000 R08: 1fe220000268de89 R09: ff11000001aed1d0 [ 156.028679][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 156.028863][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 156.029051][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 156.029274][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.029438][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 156.029684][ T12] PKRU: 55555554 [ 156.029783][ T12] Call Trace: [ 156.029878][ T12] [ 156.029944][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.030071][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.030166][ T12] netif_close_many (net/core/dev.c:1804) [ 156.030290][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 156.030423][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 156.030587][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 156.030741][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.030882][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.031035][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.031158][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.031284][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.031417][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.031547][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.031676][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.031815][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.031940][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.032061][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.032188][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.032360][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.032490][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.032623][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.032748][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.032874][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.032997][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.033135][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.033264][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.033394][ T12] kthread (kernel/kthread.c:436) [ 156.033492][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.033653][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.033777][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.033902][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.034057][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.034205][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.034341][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.036655][ T12] ------------[ cut here ]------------ | [ 156.036791][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 156.037029][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.037459][ T12] Tainted: [W]=WARN [ 156.037555][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.037709][ T12] Workqueue: netns cleanup_net [ 156.037840][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.038018][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.038450][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.038614][ T12] RAX: 00000000ffffffa6 RBX: ff1100000db5c900 RCX: 1ff4000000018eed [ 156.038812][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db5c9bc [ 156.039383][ T12] RBP: ff1100000e981000 R08: 1fe2200001b6b939 R09: ff11000001aed1d0 [ 156.039568][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 156.039754][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.039934][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 156.040143][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.040291][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 156.040475][ T12] PKRU: 55555554 [ 156.040570][ T12] Call Trace: [ 156.040665][ T12] [ 156.040740][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.040892][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.041039][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.041159][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.041282][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.041408][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.041533][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.041657][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.041779][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.041920][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.042048][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.042166][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.042286][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.042409][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.042545][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.042680][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.042798][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.042922][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.043048][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.043177][ T12] kthread (kernel/kthread.c:436) [ 156.043268][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.043425][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.043591][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.043720][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.043868][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.043986][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.044106][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.046613][ T12] ------------[ cut here ]------------ | [ 156.046742][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 156.046977][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.047695][ T12] Tainted: [W]=WARN [ 156.051780][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.051934][ T12] Workqueue: netns cleanup_net [ 156.052056][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.052210][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.052692][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.052840][ T12] RAX: 00000000ffffffa6 RBX: ff1100000db5d000 RCX: 1ff4000000018eed [ 156.053017][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db5d0bc [ 156.053196][ T12] RBP: ff11000008491000 R08: 1fe2200001b6ba19 R09: ff11000001aed1d0 [ 156.053419][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 156.053606][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.053783][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 156.053991][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.054139][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 156.054341][ T12] PKRU: 55555554 [ 156.054476][ T12] Call Trace: [ 156.054570][ T12] [ 156.054640][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.054790][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.054964][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.055083][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.055202][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.055323][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.055492][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.055659][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.055785][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.055902][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.056024][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.056143][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.056264][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.056440][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.056566][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.056693][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.056811][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.056935][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.057057][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.057188][ T12] kthread (kernel/kthread.c:436) [ 156.057283][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.057516][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.057646][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.057763][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.057916][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.058033][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.058161][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.060730][ T12] ------------[ cut here ]------------ | [ 156.060870][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.061147][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.061628][ T12] Tainted: [W]=WARN [ 156.061719][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.061866][ T12] Workqueue: netns cleanup_net [ 156.062000][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.062153][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.062622][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.062770][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e3c0 RCX: 1ff4000000018eed [ 156.062944][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e47c [ 156.063138][ T12] RBP: ff1100000dbfc000 R08: 1fe22000018cfc91 R09: ff11000001aed1d0 [ 156.063334][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.063550][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.063734][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.063943][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.064090][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.064280][ T12] PKRU: 55555554 [ 156.064376][ T12] Call Trace: [ 156.064464][ T12] [ 156.064545][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.064727][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.064877][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.064995][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.065116][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.065235][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.065360][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.065512][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.065637][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.065753][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.066001][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.066121][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.066240][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.066377][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.066517][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.066643][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.066765][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.066888][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.067010][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.067127][ T12] kthread (kernel/kthread.c:436) [ 156.067232][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.067387][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.068216][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.068338][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.068497][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.068620][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.068740][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.070746][ T12] ------------[ cut here ]------------ | [ 156.070864][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.071094][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.071528][ T12] Tainted: [W]=WARN [ 156.071623][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.071771][ T12] Workqueue: netns cleanup_net [ 156.071893][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.072046][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.072491][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.072787][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e040 RCX: 1ff4000000018eed [ 156.072965][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e0fc [ 156.073141][ T12] RBP: ff110000102ac000 R08: 1fe22000018cfc21 R09: ff11000001aed1d0 [ 156.073316][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.073502][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.073683][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.073888][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.074034][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.074213][ T12] PKRU: 55555554 [ 156.074305][ T12] Call Trace: [ 156.074398][ T12] [ 156.074460][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.074623][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.074768][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.074885][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.075010][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.075131][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.075252][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.075377][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.075504][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.075623][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.075744][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.075874][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.075994][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.076111][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.076231][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.076358][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.076478][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.076610][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.076734][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.076852][ T12] kthread (kernel/kthread.c:436) [ 156.076941][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.077088][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.077206][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.077325][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.077475][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.077603][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.077721][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.079907][ T12] ------------[ cut here ]------------ | [ 156.080025][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.080254][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.080685][ T12] Tainted: [W]=WARN [ 156.080773][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.080920][ T12] Workqueue: netns cleanup_net [ 156.081041][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.081192][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.081627][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.081781][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c17aac0 RCX: 1ff4000000018eed [ 156.081960][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17ab7c [ 156.082135][ T12] RBP: ff11000007f99000 R08: 1fe220000182f571 R09: ff11000001aed1d0 [ 156.082310][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.082497][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.082678][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.082885][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.083033][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.083208][ T12] PKRU: 55555554 [ 156.083295][ T12] Call Trace: [ 156.083390][ T12] [ 156.083458][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.083629][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.083778][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.083897][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.084017][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.084134][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.084254][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.084379][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.084506][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.084626][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.084746][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.084866][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.084987][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.085104][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.085225][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.085354][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.085472][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.085602][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.085730][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.085848][ T12] kthread (kernel/kthread.c:436) [ 156.085937][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.086083][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.086202][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.086320][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.086473][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.086599][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.086721][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.088877][ T12] ------------[ cut here ]------------ | [ 156.088993][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.089221][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.089669][ T12] Tainted: [W]=WARN [ 156.089758][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.089907][ T12] Workqueue: netns cleanup_net [ 156.090029][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.090182][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.090619][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.090769][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c17b8c0 RCX: 1ff4000000018eed [ 156.090945][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17b97c [ 156.091119][ T12] RBP: ff11000008d0c000 R08: 1fe220000182f731 R09: ff11000001aed1d0 [ 156.091294][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.091473][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.091664][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.091870][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.092022][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.092201][ T12] PKRU: 55555554 [ 156.092289][ T12] Call Trace: [ 156.092385][ T12] [ 156.092447][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.092618][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.092764][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.092883][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.093001][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.093119][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.093240][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.093364][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.093489][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.093675][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.093796][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.093917][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.094036][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.094152][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.094273][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.094402][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.094525][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.094654][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.094777][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.094895][ T12] kthread (kernel/kthread.c:436) [ 156.094983][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.095129][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.095250][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.095375][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.095531][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.095652][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.095770][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.098219][ T12] ------------[ cut here ]------------ | [ 156.098336][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.098656][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.099077][ T12] Tainted: [W]=WARN [ 156.099241][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.099394][ T12] Workqueue: netns cleanup_net [ 156.099522][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.099757][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.100179][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.100406][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c17be00 RCX: 1ff4000000018eed [ 156.100591][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17bebc [ 156.100767][ T12] RBP: ff110000134c9000 R08: 1fe220000182f7d9 R09: ff11000001aed1d0 [ 156.101016][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.101195][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.101456][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.101670][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.101816][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.102066][ T12] PKRU: 55555554 [ 156.102154][ T12] Call Trace: [ 156.102242][ T12] [ 156.102303][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.102535][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.102687][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.102806][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.102925][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.103113][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.103231][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.103356][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.103476][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.103676][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.103796][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.103914][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.104032][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.104224][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.104343][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.104471][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.104594][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.104788][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.104910][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.105028][ T12] kthread (kernel/kthread.c:436) [ 156.105116][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.105333][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.105457][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.105580][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.105737][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.105926][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.106044][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.108536][ T12] ------------[ cut here ]------------ | [ 156.108725][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.108958][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.109463][ T12] Tainted: [W]=WARN [ 156.109558][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.109713][ T12] Workqueue: netns cleanup_net [ 156.109909][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.110059][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.110568][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.110721][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c17a200 RCX: 1ff4000000018eed [ 156.110968][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17a2bc [ 156.111144][ T12] RBP: ff110000060b9000 R08: 1fe220000182f459 R09: ff11000001aed1d0 [ 156.111318][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.111577][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.111757][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.111960][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.112184][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.112369][ T12] PKRU: 55555554 [ 156.112457][ T12] Call Trace: [ 156.113396][ T12] [ 156.113458][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.113619][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.113766][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.113958][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.114078][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.114197][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.114315][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.114516][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.114644][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.114763][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.114883][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.115072][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.115192][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.115311][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.115437][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.115672][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.115790][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.115913][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.116034][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.116221][ T12] kthread (kernel/kthread.c:436) [ 156.116311][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.116470][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.116598][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.116788][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.116935][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.117052][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.117171][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.119575][ T12] ------------[ cut here ]------------ | [ 156.119698][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.119930][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.120429][ T12] Tainted: [W]=WARN [ 156.120521][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.120745][ T12] Workqueue: netns cleanup_net [ 156.120867][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.121018][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.121525][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.121750][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba740 RCX: 1ff4000000018eed [ 156.121924][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba7fc [ 156.122103][ T12] RBP: ff1100000fa04000 R08: 1fe2200000af7501 R09: ff11000001aed1d0 [ 156.122361][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.122542][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.122729][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.123006][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.123153][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.123407][ T12] PKRU: 55555554 [ 156.123501][ T12] Call Trace: [ 156.123592][ T12] [ 156.123653][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.123805][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.124021][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.124137][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.124257][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.124380][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.124575][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.124698][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.124819][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.124934][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.125127][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.125246][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.125369][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.125495][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.125691][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.125817][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.125935][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.126058][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.126253][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.126376][ T12] kthread (kernel/kthread.c:436) [ 156.126466][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.126622][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.126811][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.126930][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.127076][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.127197][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.127396][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.130146][ T12] ------------[ cut here ]------------ | [ 156.130264][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.130575][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.131078][ T12] Tainted: [W]=WARN [ 156.131167][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.131314][ T12] Workqueue: netns cleanup_net [ 156.131524][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.131687][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.132190][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 156.132341][ T12] RAX: 00000000ffffffa6 RBX: ff1100000db5d1c0 RCX: 1ff4000000018eed [ 156.132528][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db5d27c [ 156.132783][ T12] RBP: ff1100001347c000 R08: 1fe2200001b6ba51 R09: ff11000001aed1d0 [ 156.132960][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.133136][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.133391][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.133609][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.133832][ T12] CR2: 00007f357ebcdc20 CR3: 0000000009b17001 CR4: 0000000000771ef0 [ 156.134009][ T12] PKRU: 55555554 [ 156.134097][ T12] Call Trace: [ 156.134184][ T12] [ 156.134247][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.134476][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.134634][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 156.134754][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 156.134947][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 156.135064][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 156.135182][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 156.135303][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 156.135429][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.135553][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.135678][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.135797][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.135987][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.136103][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.136224][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.136354][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.136551][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.136678][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.136801][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.136927][ T12] kthread (kernel/kthread.c:436) [ 156.137086][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.137232][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.137379][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.137506][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.137728][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.137851][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.137970][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.149229][ T3377] ------------[ cut here ]------------ | [ 156.149423][ T3377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3377 | [ 156.149762][ T3377] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.150306][ T3377] Tainted: [W]=WARN [ 156.150472][ T3377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.150711][ T3377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.150938][ T3377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.151489][ T3377] RSP: 0018:ffa0000001bcfa70 EFLAGS: 00010286 [ 156.151739][ T3377] RAX: 00000000ffffffa6 RBX: ff1100000db5d8c0 RCX: 1ff4000000379f14 [ 156.151991][ T3377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db5d97c [ 156.152240][ T3377] RBP: ff11000012bd1000 R08: 1fe2200001b6bb31 R09: ff1100000eb1d180 [ 156.152506][ T3377] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.152769][ T3377] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012bd1000 [ 156.153019][ T3377] FS: 00007f357e9cc840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.153301][ T3377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.153542][ T3377] CR2: 000055f6a15ced5c CR3: 0000000009b17004 CR4: 0000000000771ef0 [ 156.153809][ T3377] PKRU: 55555554 [ 156.153961][ T3377] Call Trace: [ 156.154112][ T3377] [ 156.154233][ T3377] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.154433][ T3377] ? notifier_call_chain (kernel/notifier.c:85) [ 156.154636][ T3377] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.154791][ T3377] register_netdevice (net/core/dev.c:11488) [ 156.154980][ T3377] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.155200][ T3377] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.155402][ T3377] register_netdev (net/core/dev.c:11552) [ 156.155618][ T3377] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 156.155808][ T3377] ops_init (net/core/net_namespace.c:137) [ 156.155962][ T3377] setup_net (net/core/net_namespace.c:446) [ 156.156114][ T3377] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.156299][ T3377] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.156506][ T3377] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.156704][ T3377] copy_net_ns (net/core/net_namespace.c:579) [ 156.156890][ T3377] create_new_namespaces (kernel/nsproxy.c:132) [ 156.157169][ T3377] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.157371][ T3377] ksys_unshare (kernel/fork.c:3243) [ 156.157588][ T3377] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.157784][ T3377] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.158060][ T3377] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.158246][ T3377] ? __ia32_sys_open (fs/open.c:1374) [ 156.158446][ T3377] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.158658][ T3377] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.158930][ T3377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.159114][ T3377] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.159300][ T3377] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.159509][ T3377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.159825][ T3377] RIP: 0033:0x7f357ec8ebcb [ 156.160015][ T3377] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.160663][ T3377] RSP: 002b:00007ffcaf12bc78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 156.160917][ T3377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f357ec8ebcb [ 156.161258][ T3377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.161529][ T3377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.161788][ T3377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaf12dea0 [ 156.162129][ T3377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcaf12f877 | [ 156.188630][ T12] ------------[ cut here ]------------ | [ 156.188768][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 156.189018][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.189464][ T12] Tainted: [W]=WARN [ 156.189562][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.189718][ T12] Workqueue: netns cleanup_net [ 156.189844][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.190003][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.190440][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 156.190601][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa28740 RCX: 1ff4000000018ed5 [ 156.190789][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa287fc [ 156.190970][ T12] RBP: ff1100000d8b9000 R08: 1fe2200001f45101 R09: ff11000001aed1d0 [ 156.191150][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 156.191330][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.191525][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.191741][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.191893][ T12] CR2: 00007f357ebcdc20 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 156.192077][ T12] PKRU: 55555554 [ 156.192166][ T12] Call Trace: [ 156.192280][ T12] [ 156.192344][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 156.192513][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 156.192670][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 156.192794][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 156.192918][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.193040][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 156.193162][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 156.193290][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 156.193422][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 156.193550][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.193682][ T12] cleanup_net (net/core/net_namespace.c:702) [ 156.193805][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 156.193927][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.194051][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.194178][ T12] process_one_work (kernel/workqueue.c:3314) [ 156.194305][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.194433][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.194567][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.194699][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.194821][ T12] kthread (kernel/kthread.c:436) [ 156.194913][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.195065][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.195189][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.195310][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.195468][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.195596][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 156.195720][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.229450][ T3378] ------------[ cut here ]------------ | [ 156.229651][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3378 | [ 156.229967][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.230535][ T3378] Tainted: [W]=WARN [ 156.230699][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.230914][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.231137][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.231679][ T3378] RSP: 0018:ffa0000001e5fa80 EFLAGS: 00010286 [ 156.231896][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000ca6bc40 RCX: 1ff40000003cbf16 [ 156.232141][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bcfc [ 156.232401][ T3378] RBP: ff11000008efc000 R08: 1fe220000194d7a1 R09: ff1100000fc30b80 [ 156.232667][ T3378] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.232914][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008efc000 [ 156.233161][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.233455][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.233691][ T3378] CR2: 00007f9ff855ec20 CR3: 0000000002663006 CR4: 0000000000771ef0 [ 156.233940][ T3378] PKRU: 55555554 [ 156.234089][ T3378] Call Trace: [ 156.234237][ T3378] [ 156.234369][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.234563][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.234753][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.234906][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.235090][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.235305][ T3378] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.235510][ T3378] register_netdev (net/core/dev.c:11552) [ 156.235703][ T3378] loopback_net_init (drivers/net/loopback.c:218) [ 156.235888][ T3378] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 156.236071][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.236222][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.236386][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.236581][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.236776][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.236961][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.237144][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.237329][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.237540][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.237735][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.237919][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.238100][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.238283][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.238488][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.238681][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.238865][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.239048][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.239229][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.239426][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.239664][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.239856][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.240389][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.240656][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.240901][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.241146][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.241407][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.241667][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.246398][ T3378] ------------[ cut here ]------------ | [ 156.246638][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3378 | [ 156.246952][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.247560][ T3378] Tainted: [W]=WARN [ 156.247717][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.247933][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.248155][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.248699][ T3378] RSP: 0018:ffa0000001e5f918 EFLAGS: 00010286 [ 156.248916][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000bf9b540 RCX: 1ff40000003cbee9 [ 156.249164][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b5fc [ 156.249425][ T3378] RBP: ff11000008dc4000 R08: 1fe22000017f36c1 R09: ff1100000fc30b80 [ 156.249693][ T3378] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.249939][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dc4000 [ 156.250187][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.250491][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.250715][ T3378] CR2: 00007f9ff855ec20 CR3: 0000000002663006 CR4: 0000000000771ef0 [ 156.250966][ T3378] PKRU: 55555554 [ 156.251115][ T3378] Call Trace: [ 156.251264][ T3378] [ 156.251425][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.251636][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.251821][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.251974][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.252159][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.252387][ T3378] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.252586][ T3378] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 156.252778][ T3378] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 156.252961][ T3378] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 156.253146][ T3378] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 156.253332][ T3378] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 156.253538][ T3378] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 156.253735][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.253887][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.254038][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.254217][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.254417][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.254617][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.254805][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.254990][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.255173][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.255371][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.255563][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.255753][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.255937][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.256122][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.256302][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.256504][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.256699][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.256885][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.257068][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.257280][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.257490][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.258019][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.258267][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.258538][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.258797][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.259042][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.259290][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.263680][ T3378] ------------[ cut here ]------------ | [ 156.263863][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3378 | [ 156.264171][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.264763][ T3378] Tainted: [W]=WARN [ 156.264918][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.265138][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.265376][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.265916][ T3378] RSP: 0018:ffa0000001e5f8f8 EFLAGS: 00010286 [ 156.266134][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000bf9b700 RCX: 1ff40000003cbee5 [ 156.266408][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9b7bc [ 156.266672][ T3378] RBP: ff110000028c9000 R08: 1fe22000017f36f9 R09: ff1100000fc30b80 [ 156.266921][ T3378] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.267169][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000028c9000 [ 156.267436][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.267744][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.267962][ T3378] CR2: 00007f9ff855ec20 CR3: 0000000002663006 CR4: 0000000000771ef0 [ 156.268213][ T3378] PKRU: 55555554 [ 156.268375][ T3378] Call Trace: [ 156.268532][ T3378] [ 156.268663][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.268848][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.269031][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.269185][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.269385][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.269614][ T3378] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.269803][ T3378] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 156.269989][ T3378] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 156.270172][ T3378] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 156.270374][ T3378] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 156.270563][ T3378] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 156.270759][ T3378] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 156.270944][ T3378] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 156.271131][ T3378] vti_init_net (net/ipv4/ip_vti.c:517) [ 156.271315][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.271492][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.271655][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.271836][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.272027][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.272215][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.272415][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.272615][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.272800][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.272982][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.273166][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.273364][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.273558][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.273749][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.273933][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.274115][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.274299][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.274506][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.274702][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.274918][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.275105][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.275649][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.275900][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.276146][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.276412][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.276680][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.276930][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.282738][ T3378] ------------[ cut here ]------------ | [ 156.282892][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3378 | [ 156.283151][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.283609][ T3378] Tainted: [W]=WARN [ 156.283709][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.283873][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.284045][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.284528][ T3378] RSP: 0018:ffa0000001e5fa78 EFLAGS: 00010286 [ 156.284698][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000fa25000 RCX: 1ff40000003cbf15 [ 156.284893][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa250bc [ 156.285088][ T3378] RBP: ff110000100d1000 R08: 1fe2200001f44a19 R09: ff1100000fc30b80 [ 156.285282][ T3378] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 156.285490][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000100d1000 [ 156.285693][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.285924][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.286090][ T3378] CR2: 000055f6a15ced5c CR3: 0000000002663005 CR4: 0000000000771ef0 [ 156.286288][ T3378] PKRU: 55555554 [ 156.286391][ T3378] Call Trace: [ 156.286494][ T3378] [ 156.286563][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.286699][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.286829][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.286939][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.287072][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.287236][ T3378] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.287377][ T3378] register_netdev (net/core/dev.c:11552) [ 156.287515][ T3378] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 156.287656][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.287758][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.287858][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.287989][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.288120][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.288254][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.288394][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.288537][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.288674][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.288819][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.288952][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.289083][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.289215][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.289353][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.289490][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.289625][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.289757][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.289886][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.290016][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.290179][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.290319][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.290802][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.290998][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.291196][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.291393][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.291597][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.291793][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.301235][ T3378] ------------[ cut here ]------------ | [ 156.301381][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3378 | [ 156.301652][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.302088][ T3378] Tainted: [W]=WARN [ 156.302187][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.302360][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.302537][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.303006][ T3378] RSP: 0018:ffa0000001e5fa68 EFLAGS: 00010286 [ 156.303172][ T3378] RAX: 00000000ffffffa6 RBX: ff11000012991000 RCX: 1ff40000003cbf13 [ 156.303374][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129910bc [ 156.303576][ T3378] RBP: ff1100000c3a4000 R08: 1fe2200002532219 R09: ff1100000fc30b80 [ 156.303775][ T3378] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 156.303994][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3a4000 [ 156.304189][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.304426][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.304627][ T3378] CR2: 000055f6a15ced5c CR3: 0000000002663005 CR4: 0000000000771ef0 [ 156.304826][ T3378] PKRU: 55555554 [ 156.304923][ T3378] Call Trace: [ 156.305021][ T3378] [ 156.305089][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.305220][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.305356][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.305458][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.305601][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.305767][ T3378] register_netdev (net/core/dev.c:11552) [ 156.305897][ T3378] sit_init_net (net/ipv6/sit.c:1860) [ 156.306028][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.306128][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.306228][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.306360][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.306497][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.306633][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.306767][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.306901][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.307032][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.307161][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.307293][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.307427][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.307564][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.307703][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.307834][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.307964][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.308093][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.308226][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.308370][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.308537][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.308678][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.309161][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.309369][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.309571][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.309769][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.309961][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.310162][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.314873][ T3378] ------------[ cut here ]------------ | [ 156.315013][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3378 | [ 156.315278][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.315730][ T3378] Tainted: [W]=WARN [ 156.315829][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.315996][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.316166][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.316670][ T3378] RSP: 0018:ffa0000001e5fa78 EFLAGS: 00010286 [ 156.316837][ T3378] RAX: 00000000ffffffa6 RBX: ff110000138b8c80 RCX: 1ff40000003cbf15 [ 156.317036][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000138b8d3c [ 156.317240][ T3378] RBP: ff1100000a81c000 R08: 1fe22000027171a9 R09: ff1100000fc30b80 [ 156.317442][ T3378] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 156.317648][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000 [ 156.317845][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.318076][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.318243][ T3378] CR2: 000055f6a15ced5c CR3: 0000000002663005 CR4: 0000000000771ef0 [ 156.318455][ T3378] PKRU: 55555554 [ 156.318560][ T3378] Call Trace: [ 156.318662][ T3378] [ 156.318732][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.318865][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.318997][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.319102][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.319236][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.319404][ T3378] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.319546][ T3378] register_netdev (net/core/dev.c:11552) [ 156.319682][ T3378] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 156.319817][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.319924][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.320030][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.320168][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.320302][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.320443][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.320591][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.320728][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.320861][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.320994][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.321127][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.321261][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.321399][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.321542][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.321679][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.321813][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.321946][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.322078][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.322211][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.322381][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.322530][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.323007][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.323207][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.323409][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.323620][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.323819][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.324017][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.327879][ T3378] ------------[ cut here ]------------ | [ 156.328015][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3378 | [ 156.328274][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.328730][ T3378] Tainted: [W]=WARN [ 156.328831][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.328996][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.329167][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.329662][ T3378] RSP: 0018:ffa0000001e5f918 EFLAGS: 00010286 [ 156.329830][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000cf50c80 RCX: 1ff40000003cbee9 [ 156.330029][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50d3c [ 156.330228][ T3378] RBP: ff1100000f959000 R08: 1fe22000019ea1a9 R09: ff1100000fc30b80 [ 156.330435][ T3378] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 156.330643][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f959000 [ 156.330843][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.331072][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.331237][ T3378] CR2: 000055f6a15ced5c CR3: 0000000002663005 CR4: 0000000000771ef0 [ 156.331483][ T3378] PKRU: 55555554 [ 156.331592][ T3378] Call Trace: [ 156.331694][ T3378] [ 156.331763][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.331895][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.332033][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.332134][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.332269][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.332438][ T3378] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.332579][ T3378] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 156.332715][ T3378] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 156.332847][ T3378] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 156.332980][ T3378] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 156.333112][ T3378] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 156.333247][ T3378] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 156.333386][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.333492][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.333596][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.333732][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.333865][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.333999][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.334134][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.334270][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.334408][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.334546][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.334684][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.334816][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.334949][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.335083][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.335214][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.335344][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.335486][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.335624][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.335759][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.335924][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.336061][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.336545][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.336748][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.336944][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.337143][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.337340][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.337547][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.341822][ T3378] ------------[ cut here ]------------ | [ 156.341959][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3378 | [ 156.342220][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.342747][ T3378] Tainted: [W]=WARN [ 156.342847][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.343013][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.343184][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.343665][ T3378] RSP: 0018:ffa0000001e5f918 EFLAGS: 00010286 [ 156.343840][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000bd26200 RCX: 1ff40000003cbee9 [ 156.344038][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd262bc [ 156.344233][ T3378] RBP: ff1100000d6ec000 R08: 1fe22000017a4c59 R09: ff1100000fc30b80 [ 156.344437][ T3378] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 156.344647][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6ec000 [ 156.344846][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.345080][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.345246][ T3378] CR2: 000055f6a15ced5c CR3: 0000000002663005 CR4: 0000000000771ef0 [ 156.345454][ T3378] PKRU: 55555554 [ 156.345557][ T3378] Call Trace: [ 156.345658][ T3378] [ 156.345729][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.345862][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.345996][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.346098][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.346232][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.346407][ T3378] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.346546][ T3378] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 156.346683][ T3378] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 156.346816][ T3378] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 156.346951][ T3378] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 156.347088][ T3378] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 156.347222][ T3378] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 156.347362][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.347464][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.347570][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.347708][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.347842][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.347976][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.348109][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.348244][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.348385][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.348524][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.348659][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.348791][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.348925][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.349058][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.349188][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.349331][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.349468][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.349609][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.349741][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.349905][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.350042][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.350518][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.350722][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.350916][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.351112][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.351308][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.351515][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.356292][ T3378] ------------[ cut here ]------------ | [ 156.356432][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3378 | [ 156.356704][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.357144][ T3378] Tainted: [W]=WARN [ 156.357243][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.357412][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.357593][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.358058][ T3378] RSP: 0018:ffa0000001e5f918 EFLAGS: 00010286 [ 156.358222][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000b58c740 RCX: 1ff40000003cbee9 [ 156.358426][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b58c7fc [ 156.358628][ T3378] RBP: ff11000013869000 R08: 1fe22000016b1901 R09: ff1100000fc30b80 [ 156.358824][ T3378] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 156.359035][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013869000 [ 156.359242][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.359475][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.359649][ T3378] CR2: 000055f6a15ced5c CR3: 0000000002663005 CR4: 0000000000771ef0 [ 156.359846][ T3378] PKRU: 55555554 [ 156.359943][ T3378] Call Trace: [ 156.360041][ T3378] [ 156.360110][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.360241][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.360378][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.360484][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.360622][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.360786][ T3378] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.360918][ T3378] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 156.361051][ T3378] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 156.361181][ T3378] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 156.361312][ T3378] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 156.361448][ T3378] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 156.361593][ T3378] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 156.361726][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.361826][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.361925][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.362056][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.362187][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.362322][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.362461][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.362607][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.362739][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.362871][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.363011][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.363146][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.363278][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.363415][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.363556][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.363692][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.363823][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.363960][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.364096][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.364260][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.364401][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.364875][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.365073][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.365272][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.365470][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.365675][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.365872][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.370195][ T3378] ------------[ cut here ]------------ | [ 156.370332][ T3378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3378 | [ 156.371115][ T3378] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.371646][ T3378] Tainted: [W]=WARN [ 156.371746][ T3378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.371912][ T3378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.372082][ T3378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.372622][ T3378] RSP: 0018:ffa0000001e5fa70 EFLAGS: 00010286 [ 156.372790][ T3378] RAX: 00000000ffffffa6 RBX: ff1100000bd271c0 RCX: 1ff40000003cbf14 [ 156.372987][ T3378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd2727c [ 156.373192][ T3378] RBP: ff1100001391c000 R08: 1fe22000017a4e51 R09: ff1100000fc30b80 [ 156.373446][ T3378] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 156.373654][ T3378] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001391c000 [ 156.373855][ T3378] FS: 00007f9ff835d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.374088][ T3378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.374256][ T3378] CR2: 000055f6a15ced5c CR3: 0000000002663005 CR4: 0000000000771ef0 [ 156.374519][ T3378] PKRU: 55555554 [ 156.374623][ T3378] Call Trace: [ 156.374725][ T3378] [ 156.374795][ T3378] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.374926][ T3378] ? notifier_call_chain (kernel/notifier.c:85) [ 156.375059][ T3378] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.375160][ T3378] register_netdevice (net/core/dev.c:11488) [ 156.375296][ T3378] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 156.375534][ T3378] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.375675][ T3378] register_netdev (net/core/dev.c:11552) [ 156.375807][ T3378] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 156.375942][ T3378] ops_init (net/core/net_namespace.c:137) [ 156.376043][ T3378] setup_net (net/core/net_namespace.c:446) [ 156.376144][ T3378] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 156.376276][ T3378] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 156.376464][ T3378] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 156.376612][ T3378] copy_net_ns (net/core/net_namespace.c:579) [ 156.376745][ T3378] create_new_namespaces (kernel/nsproxy.c:132) [ 156.376880][ T3378] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 156.377012][ T3378] ksys_unshare (kernel/fork.c:3243) [ 156.377144][ T3378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.377277][ T3378] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 156.377465][ T3378] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 156.377613][ T3378] ? __ia32_sys_open (fs/open.c:1374) [ 156.377747][ T3378] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 156.377878][ T3378] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 156.378011][ T3378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.378143][ T3378] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.378276][ T3378] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.378467][ T3378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.378640][ T3378] RIP: 0033:0x7f9ff861fbcb [ 156.378780][ T3378] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 156.379248][ T3378] RSP: 002b:00007ffdd4c700a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 156.379512][ T3378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ff861fbcb [ 156.379716][ T3378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 156.379912][ T3378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 156.380109][ T3378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4c722d0 [ 156.380307][ T3378] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4c72877 | [ 156.415290][ T3379] ------------[ cut here ]------------ | [ 156.415817][ T3379] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3379 | [ 156.416149][ T3379] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.416771][ T3379] Tainted: [W]=WARN [ 156.416928][ T3379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.417152][ T3379] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.417404][ T3379] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.418171][ T3379] RSP: 0018:ffa0000001e6ee30 EFLAGS: 00010286 [ 156.418415][ T3379] RAX: 00000000ffffffa6 RBX: ff1100000b58dc40 RCX: 1ff40000003cdd8c [ 156.418696][ T3379] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b58dcfc [ 156.419194][ T3379] RBP: ff1100000ff81000 R08: 1fe22000016b1ba1 R09: ff1100000fc32e80 [ 156.419468][ T3379] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.419744][ T3379] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001281ee08 [ 156.420003][ T3379] FS: 00007f812ff99840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.420299][ T3379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.420543][ T3379] CR2: 000000000042ebe0 CR3: 000000001021d002 CR4: 0000000000771ef0 [ 156.420850][ T3379] PKRU: 55555554 [ 156.421005][ T3379] Call Trace: [ 156.421161][ T3379] [ 156.421284][ T3379] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.421498][ T3379] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.421704][ T3379] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.421862][ T3379] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 156.422055][ T3379] __dev_notify_flags (net/core/dev.c:9787) [ 156.422271][ T3379] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 156.422476][ T3379] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 156.422687][ T3379] ? netif_change_name (net/core/dev.c:1495) [ 156.422876][ T3379] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.423066][ T3379] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.423258][ T3379] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.423464][ T3379] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.423674][ T3379] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.423867][ T3379] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 156.424061][ T3379] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 156.424251][ T3379] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 156.424455][ T3379] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 156.424669][ T3379] veth_newlink (drivers/net/veth.c:1871) [ 156.424863][ T3379] ? veth_poll_controller (drivers/net/veth.c:1470) [ 156.425052][ T3379] ? kasan_save_stack (mm/kasan/common.c:57) [ 156.425241][ T3379] ? kasan_save_track (mm/kasan/common.c:78) [ 156.425445][ T3379] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 156.425672][ T3379] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 156.425859][ T3379] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 156.426051][ T3379] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 156.426241][ T3379] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.426444][ T3379] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 156.426655][ T3379] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 156.426848][ T3379] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 156.427038][ T3379] ? __dev_get_by_name (net/core/dev.c:883) [ 156.427230][ T3379] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 156.427444][ T3379] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 156.427754][ T3379] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.427948][ T3379] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.428137][ T3379] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.428326][ T3379] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.428538][ T3379] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.428740][ T3379] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.428939][ T3379] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.429131][ T3379] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.429322][ T3379] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.429535][ T3379] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.429738][ T3379] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.429931][ T3379] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.430123][ T3379] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.430313][ T3379] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.430526][ T3379] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.430727][ T3379] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.430920][ T3379] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.431113][ T3379] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.431302][ T3379] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.431516][ T3379] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.431719][ T3379] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.431911][ T3379] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.432103][ T3379] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.432299][ T3379] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.432512][ T3379] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.432752][ T3379] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.433254][ T3379] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.433459][ T3379] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.433707][ T3379] ? move_addr_to_kernel (net/socket.c:258) [ 156.433904][ T3379] ___sys_sendmsg (net/socket.c:2752) [ 156.434099][ T3379] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.434296][ T3379] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.434548][ T3379] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 156.434748][ T3379] __sys_sendmsg (net/socket.c:2784) [ 156.434941][ T3379] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.435133][ T3379] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 156.435359][ T3379] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.435561][ T3379] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.435757][ T3379] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.435945][ T3379] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.436134][ T3379] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.436369][ T3379] RIP: 0033:0x7f81301d308e [ 156.436574][ T3379] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.437131][ T3379] RSP: 002b:00007ffff90fd470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.437402][ T3379] RAX: ffffffffffffffda RBX: 00007ffff90fdc20 RCX: 00007f81301d308e [ 156.437673][ T3379] RDX: 0000000000000000 RSI: 00007ffff90fd520 RDI: 0000000000000005 [ 156.437929][ T3379] RBP: 00007ffff90fd480 R08: 0000000000000000 R09: 0000000000000000 [ 156.438186][ T3379] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04e [ 156.438457][ T3379] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff90fdbe0 | [ 156.446904][ T3379] ------------[ cut here ]------------ | [ 156.447103][ T3379] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3379 | [ 156.447439][ T3379] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.448043][ T3379] Tainted: [W]=WARN [ 156.448197][ T3379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.449071][ T3379] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.449406][ T3379] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.450030][ T3379] RSP: 0018:ffa0000001e6f1b0 EFLAGS: 00010286 [ 156.450313][ T3379] RAX: 00000000ffffffa6 RBX: ff1100000eed8e40 RCX: 1ff40000003cddfc [ 156.450652][ T3379] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8efc [ 156.450967][ T3379] RBP: ff11000013519000 R08: 1fe2200001ddb1e1 R09: ff1100000fc32e80 [ 156.451290][ T3379] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.451635][ T3379] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 156.451951][ T3379] FS: 00007f812ff99840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.452333][ T3379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.452646][ T3379] CR2: 000000000042ebe0 CR3: 000000001021d002 CR4: 0000000000771ef0 [ 156.452974][ T3379] PKRU: 55555554 [ 156.453183][ T3379] Call Trace: [ 156.453408][ T3379] [ 156.453600][ T3379] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.453851][ T3379] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.454065][ T3379] __dev_notify_flags (net/core/dev.c:9787) [ 156.454313][ T3379] ? netif_change_name (net/core/dev.c:1495) [ 156.454602][ T3379] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 156.454853][ T3379] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 156.455118][ T3379] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 156.455382][ T3379] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 156.455667][ T3379] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 156.455913][ T3379] ? __dev_get_by_name (net/core/dev.c:883) [ 156.456157][ T3379] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 156.456424][ T3379] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 156.456692][ T3379] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.456943][ T3379] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.457189][ T3379] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.457447][ T3379] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.457709][ T3379] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.457952][ T3379] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.458232][ T3379] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.458502][ T3379] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.458998][ T3379] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.459244][ T3379] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.459544][ T3379] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.459810][ T3379] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.460059][ T3379] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.460305][ T3379] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.460573][ T3379] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.460831][ T3379] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.461113][ T3379] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.461379][ T3379] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.461644][ T3379] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.461891][ T3379] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.462136][ T3379] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.462399][ T3379] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.462663][ T3379] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.462911][ T3379] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.463158][ T3379] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.463422][ T3379] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.463717][ T3379] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.463966][ T3379] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.464261][ T3379] ? move_addr_to_kernel (net/socket.c:258) [ 156.464543][ T3379] ___sys_sendmsg (net/socket.c:2752) [ 156.464800][ T3379] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.465050][ T3379] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.465332][ T3379] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 156.465612][ T3379] __sys_sendmsg (net/socket.c:2784) [ 156.465817][ T3379] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.466012][ T3379] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 156.466200][ T3379] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.466404][ T3379] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.466604][ T3379] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.466796][ T3379] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.466988][ T3379] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.467210][ T3379] RIP: 0033:0x7f81301d308e [ 156.467440][ T3379] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.467995][ T3379] RSP: 002b:00007ffff90fd470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.468255][ T3379] RAX: ffffffffffffffda RBX: 00007ffff90fdc20 RCX: 00007f81301d308e [ 156.468534][ T3379] RDX: 0000000000000000 RSI: 00007ffff90fd520 RDI: 0000000000000005 [ 156.468805][ T3379] RBP: 00007ffff90fd480 R08: 0000000000000000 R09: 0000000000000000 [ 156.469064][ T3379] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04e [ 156.469318][ T3379] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff90fdbe0 | [ 156.500739][ T3380] ------------[ cut here ]------------ | [ 156.500916][ T3380] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3380 | [ 156.501186][ T3380] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.501659][ T3380] Tainted: [W]=WARN [ 156.501761][ T3380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.501929][ T3380] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.502108][ T3380] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.502603][ T3380] RSP: 0018:ffa0000001e7f020 EFLAGS: 00010286 [ 156.502773][ T3380] RAX: 00000000ffffffa6 RBX: ff1100000b31cac0 RCX: 1ff40000003cfdca [ 156.502975][ T3380] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31cb7c [ 156.503185][ T3380] RBP: ff11000013519000 R08: 1fe2200001663971 R09: ff1100000fc35158 [ 156.503393][ T3380] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 156.503599][ T3380] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 156.503811][ T3380] FS: 00007fe7f6a10840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.504046][ T3380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.504218][ T3380] CR2: 00007fe7f6ce01a0 CR3: 0000000009b17003 CR4: 0000000000771ef0 [ 156.504430][ T3380] PKRU: 55555554 [ 156.504540][ T3380] Call Trace: [ 156.504645][ T3380] [ 156.504717][ T3380] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.504853][ T3380] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.504956][ T3380] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 156.505092][ T3380] __dev_notify_flags (net/core/dev.c:9787) [ 156.505232][ T3380] ? netif_change_name (net/core/dev.c:1495) [ 156.505723][ T3380] ? __dev_change_flags (net/core/dev.c:9752) [ 156.505859][ T3380] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 156.505992][ T3380] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.506132][ T3380] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 156.506268][ T3380] netif_change_flags (net/core/dev.c:9820) [ 156.506408][ T3380] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 156.506548][ T3380] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 156.506691][ T3380] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 156.506825][ T3380] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 156.506992][ T3380] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 156.507129][ T3380] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.507265][ T3380] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 156.507403][ T3380] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.507562][ T3380] ? __kernel_text_address (kernel/extable.c:79) [ 156.507703][ T3380] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.507837][ T3380] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.507970][ T3380] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.508106][ T3380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.508240][ T3380] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.508382][ T3380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.508521][ T3380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.508659][ T3380] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 156.508796][ T3380] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 156.508932][ T3380] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 156.509081][ T3380] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.509218][ T3380] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 156.509363][ T3380] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 156.509518][ T3380] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.509659][ T3380] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.509792][ T3380] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.509939][ T3380] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.510075][ T3380] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.510211][ T3380] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.510355][ T3380] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.510500][ T3380] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.510639][ T3380] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.510773][ T3380] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.510908][ T3380] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.511084][ T3380] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.511218][ T3380] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.511358][ T3380] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.511508][ T3380] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.511654][ T3380] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.511787][ T3380] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.511921][ T3380] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.512056][ T3380] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.512191][ T3380] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.512343][ T3380] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.512487][ T3380] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.512694][ T3380] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.512829][ T3380] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.512965][ T3380] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.513116][ T3380] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.513253][ T3380] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.513395][ T3380] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.513540][ T3380] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.513680][ T3380] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.513814][ T3380] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.513998][ T3380] ? move_addr_to_kernel (net/socket.c:258) [ 156.514134][ T3380] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.514268][ T3380] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.514410][ T3380] ___sys_sendmsg (net/socket.c:2752) [ 156.514550][ T3380] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 156.514722][ T3380] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.514871][ T3380] __sys_sendmsg (net/socket.c:2784) [ 156.515031][ T3380] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.515167][ T3380] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 156.515335][ T3380] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 156.515474][ T3380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.515621][ T3380] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.515754][ T3380] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.515914][ T3380] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.516053][ T3380] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.516221][ T3380] RIP: 0033:0x7fe7f6c4a08e [ 156.516364][ T3380] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.516852][ T3380] RSP: 002b:00007fff2f6feab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.517068][ T3380] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe7f6c4a08e [ 156.517266][ T3380] RDX: 0000000000000000 RSI: 00007fff2f6feb60 RDI: 0000000000000005 [ 156.517471][ T3380] RBP: 00007fff2f6feac0 R08: 0000000000000000 R09: 0000000000000000 [ 156.517682][ T3380] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04e [ 156.517882][ T3380] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2f6ff230 | [ 156.542384][ T3381] ------------[ cut here ]------------ | [ 156.542654][ T3381] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3381 | [ 156.542972][ T3381] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.543534][ T3381] Tainted: [W]=WARN [ 156.543698][ T3381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.543914][ T3381] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.544135][ T3381] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.544801][ T3381] RSP: 0018:ffa0000001e6f020 EFLAGS: 00010286 [ 156.545118][ T3381] RAX: 00000000ffffffa6 RBX: ff1100000c1d38c0 RCX: 1ff40000003cddca [ 156.545538][ T3381] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d397c [ 156.545893][ T3381] RBP: ff1100000ff81000 R08: 1fe220000183a731 R09: ff1100000e900b58 [ 156.546238][ T3381] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 156.546557][ T3381] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 156.546867][ T3381] FS: 00007f40aff7b840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.547233][ T3381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.547509][ T3381] CR2: 0000000017c1f988 CR3: 000000001021d005 CR4: 0000000000771ef0 [ 156.547771][ T3381] PKRU: 55555554 [ 156.547921][ T3381] Call Trace: [ 156.548070][ T3381] [ 156.548192][ T3381] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.548417][ T3381] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.548580][ T3381] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 156.548783][ T3381] __dev_notify_flags (net/core/dev.c:9787) [ 156.548968][ T3381] ? netif_change_name (net/core/dev.c:1495) [ 156.549152][ T3381] ? __dev_change_flags (net/core/dev.c:9752) [ 156.549336][ T3381] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 156.549540][ T3381] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.549740][ T3381] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 156.549957][ T3381] netif_change_flags (net/core/dev.c:9820) [ 156.550145][ T3381] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 156.550363][ T3381] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 156.550563][ T3381] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 156.550759][ T3381] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 156.550978][ T3381] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 156.551191][ T3381] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.551391][ T3381] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 156.551606][ T3381] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.551792][ T3381] ? __kernel_text_address (kernel/extable.c:79) [ 156.551976][ T3381] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.552164][ T3381] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.552364][ T3381] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.552558][ T3381] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.552753][ T3381] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.552937][ T3381] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.553120][ T3381] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.553305][ T3381] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 156.553511][ T3381] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 156.553719][ T3381] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 156.553911][ T3381] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.554097][ T3381] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 156.554287][ T3381] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 156.554495][ T3381] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.554711][ T3381] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.554895][ T3381] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.555079][ T3381] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.555281][ T3381] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.555491][ T3381] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.555689][ T3381] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.555900][ T3381] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.556085][ T3381] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.556269][ T3381] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.556467][ T3381] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.556668][ T3381] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.556852][ T3381] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.557037][ T3381] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.557235][ T3381] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.557436][ T3381] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.557634][ T3381] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.557822][ T3381] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.558007][ T3381] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.558191][ T3381] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.558394][ T3381] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.558629][ T3381] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.558818][ T3381] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.559003][ T3381] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.559188][ T3381] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.559388][ T3381] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.559609][ T3381] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.559802][ T3381] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.559993][ T3381] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.560179][ T3381] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.560376][ T3381] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.560607][ T3381] ? move_addr_to_kernel (net/socket.c:258) [ 156.560797][ T3381] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.560998][ T3381] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.561187][ T3381] ___sys_sendmsg (net/socket.c:2752) [ 156.561387][ T3381] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 156.561616][ T3381] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.561829][ T3381] __sys_sendmsg (net/socket.c:2784) [ 156.562014][ T3381] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.562206][ T3381] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 156.562439][ T3381] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 156.562641][ T3381] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.562830][ T3381] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.563012][ T3381] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.563196][ T3381] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.563396][ T3381] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.563626][ T3381] RIP: 0033:0x7f40b01b508e [ 156.563817][ T3381] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.564402][ T3381] RSP: 002b:00007ffd2f4e2870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.564680][ T3381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f40b01b508e [ 156.564928][ T3381] RDX: 0000000000000000 RSI: 00007ffd2f4e2920 RDI: 0000000000000005 [ 156.565185][ T3381] RBP: 00007ffd2f4e2880 R08: 0000000000000000 R09: 0000000000000000 [ 156.565451][ T3381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04e [ 156.565740][ T3381] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2f4e2ff0 | [ 156.575415][ T38] ------------[ cut here ]------------ | [ 156.575595][ T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38 | [ 156.575844][ T38] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.576315][ T38] Tainted: [W]=WARN [ 156.576419][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.576591][ T38] Workqueue: events_unbound linkwatch_event [ 156.576752][ T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.576915][ T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.577365][ T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286 [ 156.577525][ T38] RAX: 00000000ffffffa6 RBX: ff1100000bd26900 RCX: 1ff4000000055f02 [ 156.577713][ T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd269bc [ 156.577920][ T38] RBP: ff11000013519000 R08: 1fe22000017a4d39 R09: ff11000001da2ea8 [ 156.579467][ T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 156.579654][ T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 156.579836][ T38] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.580056][ T38] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.580241][ T38] CR2: 000055f6a15ced5c CR3: 000000000ebf4002 CR4: 0000000000771ef0 [ 156.580431][ T38] PKRU: 55555554 [ 156.580529][ T38] Call Trace: [ 156.580624][ T38] [ 156.580689][ T38] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.580811][ T38] ? notifier_call_chain (kernel/notifier.c:85) [ 156.580934][ T38] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.581028][ T38] netif_state_change (net/core/dev.c:1605) [ 156.581154][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.581306][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 156.581437][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 156.581606][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.581732][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 156.581854][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 156.581979][ T38] process_one_work (kernel/workqueue.c:3314) [ 156.582136][ T38] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 156.582260][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.582393][ T38] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 156.582527][ T38] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 156.582652][ T38] kthread (kernel/kthread.c:436) [ 156.582744][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 156.582899][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 156.583020][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 156.583192][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 156.583354][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 156.583484][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 156.583612][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.637840][ T3383] ------------[ cut here ]------------ | [ 156.638007][ T3383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3383 | [ 156.638303][ T3383] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.639491][ T3383] Tainted: [W]=WARN [ 156.639623][ T3383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.639788][ T3383] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.639960][ T3383] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.640490][ T3383] RSP: 0018:ffa0000001e9f150 EFLAGS: 00010286 [ 156.640663][ T3383] RAX: 00000000ffffffa6 RBX: ff1100000d6be580 RCX: 1ff40000003d3df0 [ 156.640860][ T3383] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be63c [ 156.641055][ T3383] RBP: ff1100000ff81000 R08: 1fe2200001ad7cc9 R09: ff1100000e905158 [ 156.641265][ T3383] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 156.641469][ T3383] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104ab840 [ 156.641676][ T3383] FS: 00007f903064e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 156.641907][ T3383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.642116][ T3383] CR2: 00000000004ebb28 CR3: 000000001021d004 CR4: 0000000000771ef0 [ 156.642318][ T3383] PKRU: 55555554 [ 156.642425][ T3383] Call Trace: [ 156.642529][ T3383] [ 156.642598][ T3383] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.642731][ T3383] ? notifier_call_chain (kernel/notifier.c:85) [ 156.642862][ T3383] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.642962][ T3383] netif_state_change (net/core/dev.c:1605) [ 156.643095][ T3383] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.643263][ T3383] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 156.643435][ T3383] linkwatch_sync_dev (net/core/link_watch.c:295) [ 156.643665][ T3383] rtnl_getlink (net/core/rtnetlink.c:4273) [ 156.643808][ T3383] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.643965][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.644100][ T3383] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 156.644231][ T3383] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.644365][ T3383] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.644505][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.644673][ T3383] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.644805][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.644937][ T3383] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.645066][ T3383] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.645205][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.645340][ T3383] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.645485][ T3383] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 156.645622][ T3383] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.645754][ T3383] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.645886][ T3383] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.646016][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.646151][ T3383] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.646283][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.646420][ T3383] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.646589][ T3383] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.646721][ T3383] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.646855][ T3383] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.646987][ T3383] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.647121][ T3383] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.647255][ T3383] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.647393][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.647530][ T3383] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.647665][ T3383] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.647799][ T3383] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.647930][ T3383] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.648062][ T3383] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.648195][ T3383] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.648374][ T3383] ? move_addr_to_kernel (net/socket.c:258) [ 156.648517][ T3383] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.648654][ T3383] ___sys_sendmsg (net/socket.c:2752) [ 156.648784][ T3383] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.648925][ T3383] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.649072][ T3383] ? sched_balance_domains (kernel/sched/fair.c:12634) [ 156.649210][ T3383] __sys_sendmsg (net/socket.c:2784) [ 156.649343][ T3383] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.649484][ T3383] ? lockdep_softirqs_on (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4558 (discriminator 2)) [ 156.649626][ T3383] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.649756][ T3383] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.649888][ T3383] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.650020][ T3383] ? irq_exit_rcu (kernel/softirq.c:754) [ 156.650152][ T3383] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.650316][ T3383] RIP: 0033:0x7f903088808e [ 156.650460][ T3383] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.650940][ T3383] RSP: 002b:00007fffdb5a1b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.651158][ T3383] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f903088808e [ 156.651360][ T3383] RDX: 0000000000000000 RSI: 00007fffdb5a1c10 RDI: 0000000000000006 [ 156.651563][ T3383] RBP: 00007fffdb5a1b70 R08: 0000000000000000 R09: 0000000000000000 [ 156.651764][ T3383] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04e [ 156.651961][ T3383] R13: 00007fffdb5a1cc0 R14: 000000000000000d R15: 00007fffdb5a387a | [ 156.753955][ T3386] ------------[ cut here ]------------ | [ 156.754168][ T3386] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3386 | [ 156.754991][ T3386] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.755571][ T3386] Tainted: [W]=WARN [ 156.755735][ T3386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.755957][ T3386] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.756189][ T3386] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.756758][ T3386] RSP: 0018:ffa0000001eaf1b0 EFLAGS: 00010286 [ 156.756984][ T3386] RAX: 00000000ffffffa6 RBX: ff1100000fb2f1c0 RCX: 1ff40000003d5dfc [ 156.757238][ T3386] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f27c [ 156.757510][ T3386] RBP: ff11000013661000 R08: 1fe2200001f65e51 R09: ff110000095f2e80 [ 156.757776][ T3386] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.758031][ T3386] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 156.758292][ T3386] FS: 00007fe8ea57a840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.758607][ T3386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.758832][ T3386] CR2: 00000000004a2060 CR3: 000000000f8bd006 CR4: 0000000000771ef0 [ 156.759089][ T3386] PKRU: 55555554 [ 156.759241][ T3386] Call Trace: [ 156.759404][ T3386] [ 156.759532][ T3386] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.759736][ T3386] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.759894][ T3386] __dev_notify_flags (net/core/dev.c:9787) [ 156.760087][ T3386] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 156.760280][ T3386] ? netif_change_name (net/core/dev.c:1495) [ 156.760495][ T3386] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 156.760701][ T3386] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 156.760893][ T3386] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 156.761082][ T3386] ? __dev_get_by_name (net/core/dev.c:883) [ 156.761271][ T3386] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 156.761485][ T3386] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 156.761690][ T3386] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.761883][ T3386] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.762074][ T3386] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.762265][ T3386] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.762467][ T3386] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.762675][ T3386] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.762871][ T3386] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.763062][ T3386] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.763252][ T3386] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.763457][ T3386] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.763670][ T3386] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.763867][ T3386] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.764062][ T3386] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.764253][ T3386] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.764459][ T3386] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.764670][ T3386] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.764862][ T3386] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.765055][ T3386] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.765244][ T3386] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.765449][ T3386] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.765661][ T3386] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.765853][ T3386] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.766044][ T3386] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.766234][ T3386] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.766437][ T3386] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.766643][ T3386] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.766834][ T3386] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.767023][ T3386] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.767213][ T3386] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.767446][ T3386] ? move_addr_to_kernel (net/socket.c:258) [ 156.767657][ T3386] ? kasan_save_stack (mm/kasan/common.c:58) [ 156.767848][ T3386] ? kasan_save_stack (mm/kasan/common.c:57) [ 156.768038][ T3386] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 156.768226][ T3386] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 156.768465][ T3386] ___sys_sendmsg (net/socket.c:2752) [ 156.768675][ T3386] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.768877][ T3386] __sys_sendmsg (net/socket.c:2784) [ 156.769065][ T3386] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.769252][ T3386] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 156.769458][ T3386] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 156.769669][ T3386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.769860][ T3386] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.770051][ T3386] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.770240][ T3386] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.770456][ T3386] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.770698][ T3386] RIP: 0033:0x7fe8ea7b408e [ 156.770895][ T3386] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.771450][ T3386] RSP: 002b:00007fff689a6de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.771732][ T3386] RAX: ffffffffffffffda RBX: 00007fff689a7590 RCX: 00007fe8ea7b408e [ 156.771992][ T3386] RDX: 0000000000000000 RSI: 00007fff689a6e90 RDI: 0000000000000005 [ 156.772246][ T3386] RBP: 00007fff689a6df0 R08: 0000000000000000 R09: 0000000000000000 [ 156.772546][ T3386] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04e [ 156.772821][ T3386] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff689a7560 | [ 156.810661][ T3387] ------------[ cut here ]------------ | [ 156.810860][ T3387] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3387 | [ 156.811182][ T3387] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.811770][ T3387] Tainted: [W]=WARN [ 156.811923][ T3387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.812142][ T3387] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.812383][ T3387] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.812938][ T3387] RSP: 0018:ffa0000001ebf1b0 EFLAGS: 00010286 [ 156.813161][ T3387] RAX: 00000000ffffffa6 RBX: ff1100000e0f11c0 RCX: 1ff40000003d7dfc [ 156.813433][ T3387] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f127c [ 156.813705][ T3387] RBP: ff1100000f8b1000 R08: 1fe2200001c1e251 R09: ff11000009455180 [ 156.813961][ T3387] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 156.814217][ T3387] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 156.814495][ T3387] FS: 00007fe56ac1f840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.814799][ T3387] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.815019][ T3387] CR2: 00000000004a2060 CR3: 000000000f8bd002 CR4: 0000000000771ef0 [ 156.815276][ T3387] PKRU: 55555554 [ 156.815441][ T3387] Call Trace: [ 156.815602][ T3387] [ 156.815728][ T3387] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.815920][ T3387] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.816078][ T3387] __dev_notify_flags (net/core/dev.c:9787) [ 156.816269][ T3387] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 156.816471][ T3387] ? netif_change_name (net/core/dev.c:1495) [ 156.816685][ T3387] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 156.816878][ T3387] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 156.817068][ T3387] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 156.817257][ T3387] ? __dev_get_by_name (net/core/dev.c:883) [ 156.817460][ T3387] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 156.817675][ T3387] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 156.817868][ T3387] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.818058][ T3387] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.818247][ T3387] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.818450][ T3387] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.818660][ T3387] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.818848][ T3387] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.819041][ T3387] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.819232][ T3387] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.819436][ T3387] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.819642][ T3387] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.819831][ T3387] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.820021][ T3387] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.820213][ T3387] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.820413][ T3387] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.820622][ T3387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.820815][ T3387] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.821004][ T3387] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.821195][ T3387] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.821396][ T3387] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.821602][ T3387] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.821798][ T3387] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.821986][ T3387] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.822177][ T3387] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.822383][ T3387] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.822586][ T3387] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.822784][ T3387] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.822976][ T3387] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.823167][ T3387] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.823369][ T3387] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.823599][ T3387] ? move_addr_to_kernel (net/socket.c:258) [ 156.823795][ T3387] ? kasan_save_stack (mm/kasan/common.c:58) [ 156.823983][ T3387] ? kasan_save_stack (mm/kasan/common.c:57) [ 156.824172][ T3387] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 156.824378][ T3387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 156.824618][ T3387] ___sys_sendmsg (net/socket.c:2752) [ 156.824812][ T3387] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.825014][ T3387] __sys_sendmsg (net/socket.c:2784) [ 156.825204][ T3387] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.825402][ T3387] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 156.825616][ T3387] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 156.825807][ T3387] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.825999][ T3387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.826189][ T3387] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.826392][ T3387] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.826596][ T3387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.826824][ T3387] RIP: 0033:0x7fe56ae5908e [ 156.827019][ T3387] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.827583][ T3387] RSP: 002b:00007ffd7949bce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.827850][ T3387] RAX: ffffffffffffffda RBX: 00007ffd7949c490 RCX: 00007fe56ae5908e [ 156.828106][ T3387] RDX: 0000000000000000 RSI: 00007ffd7949bd90 RDI: 0000000000000005 [ 156.828374][ T3387] RBP: 00007ffd7949bcf0 R08: 0000000000000000 R09: 0000000000000000 [ 156.828649][ T3387] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 156.828907][ T3387] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7949c460 | [ 156.859982][ T3388] ------------[ cut here ]------------ | [ 156.860135][ T3388] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3388 | [ 156.860412][ T3388] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.860865][ T3388] Tainted: [W]=WARN [ 156.860967][ T3388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.861134][ T3388] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.861307][ T3388] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.861796][ T3388] RSP: 0018:ffa0000001ecf020 EFLAGS: 00010286 [ 156.861965][ T3388] RAX: 00000000ffffffa6 RBX: ff1100000bbba740 RCX: 1ff40000003d9dca [ 156.862166][ T3388] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bbba7fc [ 156.862372][ T3388] RBP: ff11000013661000 R08: 1fe2200001777501 R09: ff11000009452e58 [ 156.862576][ T3388] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 156.862780][ T3388] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 156.862980][ T3388] FS: 00007fbf5304c840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 156.863214][ T3388] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.863387][ T3388] CR2: 000000003d80f988 CR3: 0000000009b17005 CR4: 0000000000771ef0 [ 156.863595][ T3388] PKRU: 55555554 [ 156.863693][ T3388] Call Trace: [ 156.863793][ T3388] [ 156.863864][ T3388] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.864001][ T3388] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.864101][ T3388] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 156.864235][ T3388] __dev_notify_flags (net/core/dev.c:9787) [ 156.864375][ T3388] ? netif_change_name (net/core/dev.c:1495) [ 156.864518][ T3388] ? __dev_change_flags (net/core/dev.c:9752) [ 156.864657][ T3388] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 156.864790][ T3388] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.864924][ T3388] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 156.865067][ T3388] netif_change_flags (net/core/dev.c:9820) [ 156.865203][ T3388] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 156.865337][ T3388] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 156.865491][ T3388] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 156.865629][ T3388] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 156.865796][ T3388] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 156.865930][ T3388] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.866064][ T3388] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 156.866198][ T3388] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.866334][ T3388] ? __kernel_text_address (kernel/extable.c:79) [ 156.866474][ T3388] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.866619][ T3388] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.866754][ T3388] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.866888][ T3388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.867022][ T3388] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.867155][ T3388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.867290][ T3388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.867427][ T3388] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 156.867567][ T3388] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 156.867704][ T3388] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 156.867842][ T3388] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.867986][ T3388] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 156.868126][ T3388] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 156.868268][ T3388] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.868410][ T3388] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.868548][ T3388] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.868687][ T3388] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.868819][ T3388] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.868950][ T3388] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.869088][ T3388] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.869221][ T3388] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.869359][ T3388] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.869501][ T3388] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.869640][ T3388] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.869771][ T3388] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.869907][ T3388] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.870040][ T3388] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.870174][ T3388] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.870311][ T3388] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.870454][ T3388] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.870596][ T3388] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.870730][ T3388] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.870864][ T3388] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.871000][ T3388] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.871132][ T3388] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.871267][ T3388] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.871408][ T3388] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.871547][ T3388] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.871687][ T3388] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.871822][ T3388] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.871956][ T3388] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.872090][ T3388] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.872230][ T3388] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.872371][ T3388] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.872544][ T3388] ? move_addr_to_kernel (net/socket.c:258) [ 156.872684][ T3388] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.872818][ T3388] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.872952][ T3388] ___sys_sendmsg (net/socket.c:2752) [ 156.873085][ T3388] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 156.873252][ T3388] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.873404][ T3388] __sys_sendmsg (net/socket.c:2784) [ 156.873544][ T3388] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.873683][ T3388] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 156.873851][ T3388] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 156.873986][ T3388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.874121][ T3388] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.874253][ T3388] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.874391][ T3388] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.874532][ T3388] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.874703][ T3388] RIP: 0033:0x7fbf5328608e [ 156.874845][ T3388] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.875322][ T3388] RSP: 002b:00007ffdf01d80a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.875537][ T3388] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbf5328608e [ 156.875740][ T3388] RDX: 0000000000000000 RSI: 00007ffdf01d8150 RDI: 0000000000000005 [ 156.875945][ T3388] RBP: 00007ffdf01d80b0 R08: 0000000000000000 R09: 0000000000000000 [ 156.876147][ T3388] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 156.876353][ T3388] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf01d8820 | [ 156.902280][ T3389] ------------[ cut here ]------------ | [ 156.902486][ T3389] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3389 | [ 156.902812][ T3389] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 156.903364][ T3389] Tainted: [W]=WARN [ 156.903524][ T3389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.903750][ T3389] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 156.903974][ T3389] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 156.905002][ T3389] RSP: 0018:ffa0000001edf020 EFLAGS: 00010286 [ 156.905221][ T3389] RAX: 00000000ffffffa6 RBX: ff1100000ce32e40 RCX: 1ff40000003dbdca [ 156.905492][ T3389] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32efc [ 156.905754][ T3389] RBP: ff1100000f8b1000 R08: 1fe22000019c65e1 R09: ff11000009450b58 [ 156.906001][ T3389] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 156.906252][ T3389] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 156.906527][ T3389] FS: 00007efe5a22d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 156.906823][ T3389] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.907039][ T3389] CR2: 000000002b9fc988 CR3: 000000000f8bd004 CR4: 0000000000771ef0 [ 156.907291][ T3389] PKRU: 55555554 [ 156.907455][ T3389] Call Trace: [ 156.907621][ T3389] [ 156.907742][ T3389] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 156.907928][ T3389] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 156.908082][ T3389] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 156.908266][ T3389] __dev_notify_flags (net/core/dev.c:9787) [ 156.908467][ T3389] ? netif_change_name (net/core/dev.c:1495) [ 156.908676][ T3389] ? __dev_change_flags (net/core/dev.c:9752) [ 156.908863][ T3389] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 156.909048][ T3389] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.909234][ T3389] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 156.909435][ T3389] netif_change_flags (net/core/dev.c:9820) [ 156.909637][ T3389] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 156.909823][ T3389] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 156.910012][ T3389] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 156.910198][ T3389] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 156.910429][ T3389] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 156.910630][ T3389] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.910818][ T3389] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 156.911004][ T3389] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.911189][ T3389] ? __kernel_text_address (kernel/extable.c:79) [ 156.911388][ T3389] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.911586][ T3389] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.911779][ T3389] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.911965][ T3389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.912152][ T3389] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 156.912336][ T3389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.912544][ T3389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.912743][ T3389] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 156.912932][ T3389] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 156.913117][ T3389] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 156.913304][ T3389] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 156.913515][ T3389] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 156.913715][ T3389] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 156.913902][ T3389] rtnl_newlink (net/core/rtnetlink.c:4150) [ 156.914090][ T3389] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.914275][ T3389] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.914474][ T3389] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.914675][ T3389] ? mark_usage (kernel/locking/lockdep.c:4674) [ 156.914863][ T3389] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.915054][ T3389] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.915238][ T3389] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.915437][ T3389] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.915640][ T3389] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 156.915828][ T3389] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 156.916014][ T3389] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 156.916200][ T3389] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.916399][ T3389] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.916597][ T3389] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.916790][ T3389] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 156.916974][ T3389] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 156.917161][ T3389] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 156.917359][ T3389] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.917556][ T3389] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.917758][ T3389] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 156.917945][ T3389] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 156.918137][ T3389] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.918328][ T3389] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.918535][ T3389] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 156.918738][ T3389] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 156.918930][ T3389] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 156.919117][ T3389] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 156.919304][ T3389] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 156.919511][ T3389] ? copy_msghdr_from_user (net/socket.c:2635) [ 156.919708][ T3389] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 156.919924][ T3389] ? move_addr_to_kernel (net/socket.c:258) [ 156.920112][ T3389] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.920297][ T3389] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 156.920507][ T3389] ___sys_sendmsg (net/socket.c:2752) [ 156.920704][ T3389] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 156.920922][ T3389] ? copy_msghdr_from_user (net/socket.c:2603) [ 156.921120][ T3389] __sys_sendmsg (net/socket.c:2784) [ 156.921305][ T3389] ? __sys_sendmsg_sock (net/socket.c:2765) [ 156.921509][ T3389] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 156.921742][ T3389] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 156.921931][ T3389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 156.922120][ T3389] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 156.922304][ T3389] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 156.922510][ T3389] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 156.922708][ T3389] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.922925][ T3389] RIP: 0033:0x7efe5a46708e [ 156.923116][ T3389] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 156.923669][ T3389] RSP: 002b:00007ffdb488d2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.923922][ T3389] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efe5a46708e [ 156.924172][ T3389] RDX: 0000000000000000 RSI: 00007ffdb488d350 RDI: 0000000000000005 [ 156.924434][ T3389] RBP: 00007ffdb488d2b0 R08: 0000000000000000 R09: 0000000000000000 [ 156.924703][ T3389] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 156.924951][ T3389] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb488da20 | [ 157.017550][ T3392] ------------[ cut here ]------------ | [ 157.017729][ T3392] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3392 | [ 157.018009][ T3392] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.018488][ T3392] Tainted: [W]=WARN [ 157.018597][ T3392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.018768][ T3392] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.018952][ T3392] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.019548][ T3392] RSP: 0018:ffa0000001d5f090 EFLAGS: 00010286 [ 157.019728][ T3392] RAX: 00000000ffffffa6 RBX: ff11000012990040 RCX: 1ff40000003abdd8 [ 157.019933][ T3392] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129900fc [ 157.020140][ T3392] RBP: ff11000013661000 R08: 1fe2200002532021 R09: ff11000013738b80 [ 157.020408][ T3392] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 157.020624][ T3392] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 157.020830][ T3392] FS: 00007f185235f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.021076][ T3392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.021252][ T3392] CR2: 00007f1852558460 CR3: 0000000009b17005 CR4: 0000000000771ef0 [ 157.021562][ T3392] PKRU: 55555554 [ 157.021740][ T3392] Call Trace: [ 157.021842][ T3392] [ 157.021914][ T3392] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.022053][ T3392] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 157.022193][ T3392] notifier_call_chain (kernel/notifier.c:85) [ 157.022340][ T3392] __netdev_upper_dev_link (net/core/dev.c:8931) [ 157.022569][ T3392] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 157.022735][ T3392] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 157.022876][ T3392] netdev_upper_dev_link (net/core/dev.c:8972) [ 157.023014][ T3392] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 157.023155][ T3392] register_vlan_dev (net/8021q/vlan.c:183) [ 157.023296][ T3392] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 157.023524][ T3392] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 157.023666][ T3392] ? nla_strscpy (lib/nlattr.c:795) [ 157.023806][ T3392] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 157.023949][ T3392] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 157.024089][ T3392] ? __dev_get_by_name (net/core/dev.c:883) [ 157.024227][ T3392] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 157.024452][ T3392] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 157.024600][ T3392] rtnl_newlink (net/core/rtnetlink.c:4150) [ 157.024742][ T3392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.024879][ T3392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.025018][ T3392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.025160][ T3392] ? mark_usage (kernel/locking/lockdep.c:4674) [ 157.025298][ T3392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.025513][ T3392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.025658][ T3392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.025797][ T3392] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.025934][ T3392] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.026072][ T3392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.026214][ T3392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.026435][ T3392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.026703][ T3392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.026847][ T3392] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 157.026994][ T3392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.027136][ T3392] ? netlink_ack (./include/linux/skbuff.h:2718) [ 157.027279][ T3392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 157.027422][ T3392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 157.027568][ T3392] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 157.027713][ T3392] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 157.027853][ T3392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.027994][ T3392] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 157.028134][ T3392] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.028274][ T3392] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 157.028421][ T3392] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 157.028568][ T3392] ? copy_msghdr_from_user (net/socket.c:2635) [ 157.028711][ T3392] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 157.028883][ T3392] ? move_addr_to_kernel (net/socket.c:258) [ 157.029028][ T3392] ___sys_sendmsg (net/socket.c:2752) [ 157.029167][ T3392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.029307][ T3392] ? copy_msghdr_from_user (net/socket.c:2603) [ 157.029462][ T3392] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 157.029616][ T3392] __sys_sendmsg (net/socket.c:2784) [ 157.029758][ T3392] ? __sys_sendmsg_sock (net/socket.c:2765) [ 157.029903][ T3392] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.030044][ T3392] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.030187][ T3392] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 157.030327][ T3392] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 157.030474][ T3392] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 157.030624][ T3392] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.030797][ T3392] RIP: 0033:0x7f185259908e [ 157.030946][ T3392] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 157.031452][ T3392] RSP: 002b:00007ffe29d1e050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 157.031669][ T3392] RAX: ffffffffffffffda RBX: 00007ffe29d1e810 RCX: 00007f185259908e [ 157.031880][ T3392] RDX: 0000000000000000 RSI: 00007ffe29d1e100 RDI: 0000000000000005 [ 157.032088][ T3392] RBP: 00007ffe29d1e060 R08: 0000000000000000 R09: 0000000000000000 [ 157.032297][ T3392] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 157.032518][ T3392] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29d1e7d0 | [ 157.034179][ T3392] ------------[ cut here ]------------ | [ 157.034315][ T3392] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3392 | [ 157.034599][ T3392] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.035049][ T3392] Tainted: [W]=WARN [ 157.035152][ T3392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.035323][ T3392] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.035909][ T3392] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.036400][ T3392] RSP: 0018:ffa0000001d5f1b0 EFLAGS: 00010286 [ 157.036577][ T3392] RAX: 00000000ffffffa6 RBX: ff110000129903c0 RCX: 1ff40000003abdfc [ 157.036785][ T3392] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299047c [ 157.036988][ T3392] RBP: ff110000099f4000 R08: 1fe2200002532091 R09: ff11000013738b80 [ 157.037190][ T3392] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.037397][ T3392] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 157.037612][ T3392] FS: 00007f185235f840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.037864][ T3392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.038041][ T3392] CR2: 00007f1852558460 CR3: 0000000009b17005 CR4: 0000000000771ef0 [ 157.038249][ T3392] PKRU: 55555554 [ 157.038357][ T3392] Call Trace: [ 157.038460][ T3392] [ 157.038535][ T3392] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.038678][ T3392] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.038815][ T3392] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.038919][ T3392] __dev_notify_flags (net/core/dev.c:9787) [ 157.039057][ T3392] ? netdev_update_features (net/core/dev.c:11098) [ 157.039196][ T3392] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 157.039373][ T3392] ? netif_change_name (net/core/dev.c:1495) [ 157.039515][ T3392] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.039656][ T3392] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 157.039797][ T3392] ? register_vlan_dev (net/8021q/vlan.c:196) [ 157.039937][ T3392] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 157.040075][ T3392] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 157.040217][ T3392] ? nla_strscpy (lib/nlattr.c:795) [ 157.040361][ T3392] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 157.040505][ T3392] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 157.040647][ T3392] ? __dev_get_by_name (net/core/dev.c:883) [ 157.040785][ T3392] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 157.040930][ T3392] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 157.041072][ T3392] rtnl_newlink (net/core/rtnetlink.c:4150) [ 157.041211][ T3392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.041350][ T3392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.041492][ T3392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.041633][ T3392] ? mark_usage (kernel/locking/lockdep.c:4674) [ 157.041769][ T3392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.041913][ T3392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.042054][ T3392] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.042192][ T3392] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.042329][ T3392] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.042482][ T3392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.042623][ T3392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.042766][ T3392] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.042903][ T3392] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.043048][ T3392] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 157.043186][ T3392] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.043328][ T3392] ? netlink_ack (./include/linux/skbuff.h:2718) [ 157.043479][ T3392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 157.043620][ T3392] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 157.043758][ T3392] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 157.043897][ T3392] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 157.044034][ T3392] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.044171][ T3392] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 157.044310][ T3392] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.044453][ T3392] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 157.044599][ T3392] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 157.044736][ T3392] ? copy_msghdr_from_user (net/socket.c:2635) [ 157.044875][ T3392] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 157.045047][ T3392] ? move_addr_to_kernel (net/socket.c:258) [ 157.045189][ T3392] ___sys_sendmsg (net/socket.c:2752) [ 157.045329][ T3392] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.045486][ T3392] ? copy_msghdr_from_user (net/socket.c:2603) [ 157.045636][ T3392] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 157.045777][ T3392] __sys_sendmsg (net/socket.c:2784) [ 157.045915][ T3392] ? __sys_sendmsg_sock (net/socket.c:2765) [ 157.046057][ T3392] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.046194][ T3392] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.046333][ T3392] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 157.046480][ T3392] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 157.046624][ T3392] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 157.046770][ T3392] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.046942][ T3392] RIP: 0033:0x7f185259908e [ 157.047086][ T3392] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 157.047589][ T3392] RSP: 002b:00007ffe29d1e050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 157.047796][ T3392] RAX: ffffffffffffffda RBX: 00007ffe29d1e810 RCX: 00007f185259908e [ 157.047999][ T3392] RDX: 0000000000000000 RSI: 00007ffe29d1e100 RDI: 0000000000000005 [ 157.048202][ T3392] RBP: 00007ffe29d1e060 R08: 0000000000000000 R09: 0000000000000000 [ 157.048417][ T3392] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 157.048632][ T3392] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29d1e7d0 | [ 157.088848][ T3393] ------------[ cut here ]------------ | [ 157.089076][ T3393] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3393 | [ 157.089415][ T3393] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.089995][ T3393] Tainted: [W]=WARN [ 157.090151][ T3393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.090388][ T3393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.090636][ T3393] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.091175][ T3393] RSP: 0018:ffa0000001e5f090 EFLAGS: 00010286 [ 157.091417][ T3393] RAX: 00000000ffffffa6 RBX: ff11000006051a80 RCX: 1ff40000003cbdd8 [ 157.091695][ T3393] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051b3c [ 157.091951][ T3393] RBP: ff1100000f8b1000 R08: 1fe2200000c0a369 R09: ff1100001018d180 [ 157.092205][ T3393] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 157.092471][ T3393] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 157.092749][ T3393] FS: 00007ff443aa9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 157.093041][ T3393] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.093266][ T3393] CR2: 000000000042e5e0 CR3: 000000000f8bd003 CR4: 0000000000771ef0 [ 157.093544][ T3393] PKRU: 55555554 [ 157.093708][ T3393] Call Trace: [ 157.093864][ T3393] [ 157.093985][ T3393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.094174][ T3393] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 157.094381][ T3393] notifier_call_chain (kernel/notifier.c:85) [ 157.094586][ T3393] __netdev_upper_dev_link (net/core/dev.c:8931) [ 157.094786][ T3393] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 157.094982][ T3393] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 157.095177][ T3393] netdev_upper_dev_link (net/core/dev.c:8972) [ 157.095381][ T3393] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 157.095585][ T3393] register_vlan_dev (net/8021q/vlan.c:183) [ 157.095786][ T3393] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 157.095978][ T3393] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 157.096169][ T3393] ? nla_strscpy (lib/nlattr.c:795) [ 157.096376][ T3393] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 157.096584][ T3393] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 157.096783][ T3393] ? __dev_get_by_name (net/core/dev.c:883) [ 157.096974][ T3393] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 157.097172][ T3393] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 157.097383][ T3393] rtnl_newlink (net/core/rtnetlink.c:4150) [ 157.097618][ T3393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.097816][ T3393] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.098007][ T3393] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.098196][ T3393] ? mark_usage (kernel/locking/lockdep.c:4674) [ 157.098399][ T3393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.098608][ T3393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.098805][ T3393] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.098998][ T3393] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.099188][ T3393] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.099394][ T3393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.099601][ T3393] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.099804][ T3393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.099995][ T3393] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.100190][ T3393] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 157.100400][ T3393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.100600][ T3393] ? netlink_ack (./include/linux/skbuff.h:2718) [ 157.100799][ T3393] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 157.100989][ T3393] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 157.101183][ T3393] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 157.101392][ T3393] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 157.101597][ T3393] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.101798][ T3393] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 157.101993][ T3393] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.102185][ T3393] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 157.102393][ T3393] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 157.102601][ T3393] ? copy_msghdr_from_user (net/socket.c:2635) [ 157.102797][ T3393] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 157.103021][ T3393] ? move_addr_to_kernel (net/socket.c:258) [ 157.103219][ T3393] ___sys_sendmsg (net/socket.c:2752) [ 157.103425][ T3393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.103632][ T3393] ? copy_msghdr_from_user (net/socket.c:2603) [ 157.103835][ T3393] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 157.104029][ T3393] __sys_sendmsg (net/socket.c:2784) [ 157.104221][ T3393] ? __sys_sendmsg_sock (net/socket.c:2765) [ 157.104429][ T3393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.104641][ T3393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.104836][ T3393] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 157.105027][ T3393] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 157.105217][ T3393] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 157.105425][ T3393] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.105670][ T3393] RIP: 0033:0x7ff443ce308e [ 157.105867][ T3393] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 157.106432][ T3393] RSP: 002b:00007ffe3fbc2050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 157.106712][ T3393] RAX: ffffffffffffffda RBX: 00007ffe3fbc2810 RCX: 00007ff443ce308e [ 157.106973][ T3393] RDX: 0000000000000000 RSI: 00007ffe3fbc2100 RDI: 0000000000000005 [ 157.107232][ T3393] RBP: 00007ffe3fbc2060 R08: 0000000000000000 R09: 0000000000000000 [ 157.107512][ T3393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 157.107784][ T3393] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3fbc27d0 | [ 157.109912][ T3393] ------------[ cut here ]------------ | [ 157.110090][ T3393] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3393 | [ 157.110419][ T3393] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.110992][ T3393] Tainted: [W]=WARN [ 157.111146][ T3393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.111383][ T3393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.111627][ T3393] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.112159][ T3393] RSP: 0018:ffa0000001e5f1b0 EFLAGS: 00010286 [ 157.112398][ T3393] RAX: 00000000ffffffa6 RBX: ff1100000c217380 RCX: 1ff40000003cbdfc [ 157.112670][ T3393] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21743c [ 157.112925][ T3393] RBP: ff11000013444000 R08: 1fe2200001842e89 R09: ff1100001018d180 [ 157.113181][ T3393] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 157.113448][ T3393] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 157.113725][ T3393] FS: 00007ff443aa9840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 157.114014][ T3393] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.114237][ T3393] CR2: 000000000042e5e0 CR3: 000000000f8bd003 CR4: 0000000000771ef0 [ 157.114511][ T3393] PKRU: 55555554 [ 157.114675][ T3393] Call Trace: [ 157.114828][ T3393] [ 157.114949][ T3393] ? register_vlan_dev (net/8021q/vlan.c:188) [ 157.115136][ T3393] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.115325][ T3393] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.115536][ T3393] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.115707][ T3393] __dev_notify_flags (net/core/dev.c:9787) [ 157.115894][ T3393] ? netdev_update_features (net/core/dev.c:11098) [ 157.116083][ T3393] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 157.116303][ T3393] ? netif_change_name (net/core/dev.c:1495) [ 157.116512][ T3393] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.116711][ T3393] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 157.116902][ T3393] ? register_vlan_dev (net/8021q/vlan.c:196) [ 157.117091][ T3393] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 157.117280][ T3393] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 157.117493][ T3393] ? nla_strscpy (lib/nlattr.c:795) [ 157.117694][ T3393] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 157.117887][ T3393] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 157.118076][ T3393] ? __dev_get_by_name (net/core/dev.c:883) [ 157.118266][ T3393] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 157.118484][ T3393] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 157.118689][ T3393] rtnl_newlink (net/core/rtnetlink.c:4150) [ 157.118878][ T3393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.119067][ T3393] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.119255][ T3393] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.119456][ T3393] ? mark_usage (kernel/locking/lockdep.c:4674) [ 157.119665][ T3393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.119857][ T3393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.120047][ T3393] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.120234][ T3393] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.120436][ T3393] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.120641][ T3393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.120828][ T3393] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.121019][ T3393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.121205][ T3393] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.121406][ T3393] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 157.121605][ T3393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.121797][ T3393] ? netlink_ack (./include/linux/skbuff.h:2718) [ 157.121989][ T3393] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 157.122177][ T3393] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 157.122381][ T3393] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 157.122582][ T3393] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 157.122779][ T3393] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.122969][ T3393] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 157.123159][ T3393] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.123361][ T3393] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 157.123565][ T3393] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 157.123765][ T3393] ? copy_msghdr_from_user (net/socket.c:2635) [ 157.123953][ T3393] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 157.124174][ T3393] ? move_addr_to_kernel (net/socket.c:258) [ 157.124382][ T3393] ___sys_sendmsg (net/socket.c:2752) [ 157.124581][ T3393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.124780][ T3393] ? copy_msghdr_from_user (net/socket.c:2603) [ 157.124981][ T3393] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 157.125172][ T3393] __sys_sendmsg (net/socket.c:2784) [ 157.125377][ T3393] ? __sys_sendmsg_sock (net/socket.c:2765) [ 157.125579][ T3393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.125777][ T3393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.125967][ T3393] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 157.126155][ T3393] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 157.126342][ T3393] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 157.126558][ T3393] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.126790][ T3393] RIP: 0033:0x7ff443ce308e [ 157.126986][ T3393] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 157.127544][ T3393] RSP: 002b:00007ffe3fbc2050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 157.127812][ T3393] RAX: ffffffffffffffda RBX: 00007ffe3fbc2810 RCX: 00007ff443ce308e [ 157.128067][ T3393] RDX: 0000000000000000 RSI: 00007ffe3fbc2100 RDI: 0000000000000005 [ 157.128322][ T3393] RBP: 00007ffe3fbc2060 R08: 0000000000000000 R09: 0000000000000000 [ 157.128601][ T3393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 157.128863][ T3393] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3fbc27d0 | [ 157.160758][ T3394] ------------[ cut here ]------------ | [ 157.160918][ T3394] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3394 | [ 157.161182][ T3394] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.161644][ T3394] Tainted: [W]=WARN [ 157.161743][ T3394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.161913][ T3394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.162089][ T3394] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.162566][ T3394] RSP: 0018:ffa0000001f0f020 EFLAGS: 00010286 [ 157.162740][ T3394] RAX: 00000000ffffffa6 RBX: ff1100000c217540 RCX: 1ff40000003e1dca [ 157.162944][ T3394] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2175fc [ 157.163159][ T3394] RBP: ff110000099f4000 R08: 1fe2200001842ec1 R09: ff1100000a0aae58 [ 157.163360][ T3394] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 157.163559][ T3394] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 157.163763][ T3394] FS: 00007f52e36d3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 157.164000][ T3394] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.164165][ T3394] CR2: 000000002fdb3988 CR3: 0000000008db1005 CR4: 0000000000771ef0 [ 157.164365][ T3394] PKRU: 55555554 [ 157.164465][ T3394] Call Trace: [ 157.164570][ T3394] [ 157.164642][ T3394] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.164779][ T3394] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.164879][ T3394] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 157.165010][ T3394] __dev_notify_flags (net/core/dev.c:9787) [ 157.165145][ T3394] ? netif_change_name (net/core/dev.c:1495) [ 157.165286][ T3394] ? __dev_change_flags (net/core/dev.c:9752) [ 157.165424][ T3394] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 157.165558][ T3394] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.165693][ T3394] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 157.165828][ T3394] netif_change_flags (net/core/dev.c:9820) [ 157.165961][ T3394] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 157.166094][ T3394] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 157.166230][ T3394] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 157.166366][ T3394] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 157.166578][ T3394] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 157.166713][ T3394] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.166845][ T3394] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 157.166976][ T3394] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 157.167109][ T3394] ? __kernel_text_address (kernel/extable.c:79) [ 157.167242][ T3394] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.167382][ T3394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.167523][ T3394] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 157.167659][ T3394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.167791][ T3394] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.167922][ T3394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.168058][ T3394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.168204][ T3394] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 157.168337][ T3394] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 157.168542][ T3394] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 157.168681][ T3394] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 157.168822][ T3394] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 157.168957][ T3394] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 157.169091][ T3394] rtnl_newlink (net/core/rtnetlink.c:4150) [ 157.169225][ T3394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.169412][ T3394] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.169636][ T3394] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.169775][ T3394] ? mark_usage (kernel/locking/lockdep.c:4674) [ 157.169917][ T3394] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.170053][ T3394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.170184][ T3394] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.170318][ T3394] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.170545][ T3394] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.170683][ T3394] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.170814][ T3394] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.170947][ T3394] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.171079][ T3394] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.171212][ T3394] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.171424][ T3394] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.171561][ T3394] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.171695][ T3394] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 157.171826][ T3394] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.171959][ T3394] ? netlink_ack (./include/linux/skbuff.h:2718) [ 157.172095][ T3394] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 157.172227][ T3394] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 157.172447][ T3394] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 157.172590][ T3394] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 157.172723][ T3394] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.172855][ T3394] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 157.172988][ T3394] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.173122][ T3394] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 157.173258][ T3394] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 157.173409][ T3394] ? copy_msghdr_from_user (net/socket.c:2635) [ 157.173548][ T3394] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 157.173716][ T3394] ? move_addr_to_kernel (net/socket.c:258) [ 157.173855][ T3394] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 157.173987][ T3394] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.174122][ T3394] ___sys_sendmsg (net/socket.c:2752) [ 157.174264][ T3394] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 157.174434][ T3394] ? copy_msghdr_from_user (net/socket.c:2603) [ 157.174592][ T3394] __sys_sendmsg (net/socket.c:2784) [ 157.174724][ T3394] ? __sys_sendmsg_sock (net/socket.c:2765) [ 157.174854][ T3394] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 157.175021][ T3394] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 157.175154][ T3394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.175290][ T3394] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 157.175425][ T3394] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 157.175563][ T3394] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 157.175699][ T3394] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.175864][ T3394] RIP: 0033:0x7f52e390d08e [ 157.176003][ T3394] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 157.176491][ T3394] RSP: 002b:00007fffc32a0d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 157.176694][ T3394] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f52e390d08e [ 157.176902][ T3394] RDX: 0000000000000000 RSI: 00007fffc32a0e10 RDI: 0000000000000005 [ 157.177100][ T3394] RBP: 00007fffc32a0d70 R08: 0000000000000000 R09: 0000000000000000 [ 157.177313][ T3394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 157.177520][ T3394] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc32a14e0 | [ 157.210261][ T3395] ------------[ cut here ]------------ | [ 157.210450][ T3395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3395 | [ 157.210726][ T3395] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.211168][ T3395] Tainted: [W]=WARN [ 157.211268][ T3395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.211440][ T3395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.211698][ T3395] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.212168][ T3395] RSP: 0018:ffa0000001f0f020 EFLAGS: 00010286 [ 157.212336][ T3395] RAX: 00000000ffffffa6 RBX: ff110000137de040 RCX: 1ff40000003e1dca [ 157.212548][ T3395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de0fc [ 157.212749][ T3395] RBP: ff11000013444000 R08: 1fe22000026fbc21 R09: ff1100000a0a8b58 [ 157.212949][ T3395] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 157.213147][ T3395] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 157.213345][ T3395] FS: 00007fa5f6628840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.213595][ T3395] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.213762][ T3395] CR2: 0000000022d24988 CR3: 00000000100dd002 CR4: 0000000000771ef0 [ 157.213960][ T3395] PKRU: 55555554 [ 157.214063][ T3395] Call Trace: [ 157.214170][ T3395] [ 157.214240][ T3395] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 157.214380][ T3395] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.214524][ T3395] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.214629][ T3395] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 157.214760][ T3395] __dev_notify_flags (net/core/dev.c:9787) [ 157.214893][ T3395] ? netif_change_name (net/core/dev.c:1495) [ 157.215025][ T3395] ? __dev_change_flags (net/core/dev.c:9752) [ 157.215157][ T3395] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 157.215289][ T3395] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.215521][ T3395] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 157.215661][ T3395] netif_change_flags (net/core/dev.c:9820) [ 157.215793][ T3395] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 157.215926][ T3395] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 157.216061][ T3395] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 157.216197][ T3395] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 157.216444][ T3395] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 157.216674][ T3395] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.216806][ T3395] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 157.216938][ T3395] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 157.217071][ T3395] ? __kernel_text_address (kernel/extable.c:79) [ 157.217205][ T3395] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.217433][ T3395] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.217571][ T3395] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 157.217713][ T3395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.217845][ T3395] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.218010][ T3395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.218144][ T3395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.218279][ T3395] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 157.218466][ T3395] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 157.218609][ T3395] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 157.218784][ T3395] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 157.218927][ T3395] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 157.219064][ T3395] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 157.219199][ T3395] rtnl_newlink (net/core/rtnetlink.c:4150) [ 157.219335][ T3395] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.219479][ T3395] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.219616][ T3395] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.219749][ T3395] ? mark_usage (kernel/locking/lockdep.c:4674) [ 157.219881][ T3395] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.220021][ T3395] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.220154][ T3395] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.220286][ T3395] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.220426][ T3395] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.220566][ T3395] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 157.220704][ T3395] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 157.220842][ T3395] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.220975][ T3395] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.221112][ T3395] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.221248][ T3395] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.221386][ T3395] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 157.221525][ T3395] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 157.221660][ T3395] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 157.221793][ T3395] ? netlink_ack (./include/linux/skbuff.h:2718) [ 157.221930][ T3395] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 157.222065][ T3395] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 157.222201][ T3395] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 157.222336][ T3395] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 157.222479][ T3395] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 157.222621][ T3395] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 157.222753][ T3395] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.222893][ T3395] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 157.223026][ T3395] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 157.223160][ T3395] ? copy_msghdr_from_user (net/socket.c:2635) [ 157.223293][ T3395] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 157.223460][ T3395] ? move_addr_to_kernel (net/socket.c:258) [ 157.223606][ T3395] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 157.223739][ T3395] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 157.223873][ T3395] ___sys_sendmsg (net/socket.c:2752) [ 157.224005][ T3395] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 157.224172][ T3395] ? copy_msghdr_from_user (net/socket.c:2603) [ 157.224319][ T3395] __sys_sendmsg (net/socket.c:2784) [ 157.224457][ T3395] ? __sys_sendmsg_sock (net/socket.c:2765) [ 157.224597][ T3395] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 157.224764][ T3395] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 157.224896][ T3395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.225034][ T3395] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 157.225168][ T3395] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 157.225301][ T3395] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 157.225453][ T3395] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.225627][ T3395] RIP: 0033:0x7fa5f686208e [ 157.225767][ T3395] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 157.226242][ T3395] RSP: 002b:00007fffe07f3b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 157.226448][ T3395] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5f686208e [ 157.226658][ T3395] RDX: 0000000000000000 RSI: 00007fffe07f3c00 RDI: 0000000000000005 [ 157.226857][ T3395] RBP: 00007fffe07f3b60 R08: 0000000000000000 R09: 0000000000000000 [ 157.227062][ T3395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d04f [ 157.227259][ T3395] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe07f42d0 | [ 157.588079][ T12] ------------[ cut here ]------------ | [ 157.588252][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.588527][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.588996][ T12] Tainted: [W]=WARN [ 157.589094][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.589256][ T12] Workqueue: netns cleanup_net [ 157.589394][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.589567][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.590030][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 157.590195][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0c80 RCX: 1ff4000000018ec7 [ 157.590387][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a0d3c [ 157.590582][ T12] RBP: ff11000013661000 R08: 1fe22000025141a9 R09: ff11000001aed1d0 [ 157.590788][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 157.590981][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 157.591178][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.591409][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.591574][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4001 CR4: 0000000000771ef0 [ 157.591778][ T12] PKRU: 55555554 [ 157.591874][ T12] Call Trace: [ 157.591968][ T12] [ 157.592035][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.592170][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.592266][ T12] netif_close_many (net/core/dev.c:1804) [ 157.592402][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.592537][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 157.592703][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 157.592860][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.592990][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.593150][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.593278][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.593413][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.593549][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.593681][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.593811][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.593940][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.594067][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.594192][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.594325][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.594455][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.594589][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.594720][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.594842][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.594968][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.595096][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.595221][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.595358][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.595491][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.595619][ T12] kthread (kernel/kthread.c:436) [ 157.595714][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.595872][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.595997][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.596124][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.596279][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.596411][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.596541][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.598895][ T12] ------------[ cut here ]------------ | [ 157.599029][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.599417][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.599911][ T12] Tainted: [W]=WARN [ 157.600095][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.600260][ T12] Workqueue: netns cleanup_net [ 157.600399][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.600576][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.601139][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 157.601402][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1700 RCX: 1ff4000000018e80 [ 157.601611][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a17bc [ 157.601805][ T12] RBP: ff110000099f4000 R08: 1fe22000025142f9 R09: ff11000001aed1d0 [ 157.602081][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 157.602274][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 157.602562][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.602792][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.602952][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 157.603233][ T12] PKRU: 55555554 [ 157.603329][ T12] Call Trace: [ 157.603430][ T12] [ 157.603503][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.603641][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.603823][ T12] netif_close_many (net/core/dev.c:1804) [ 157.603953][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.604082][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.604214][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 157.604436][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 157.604575][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 157.604708][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 157.604836][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 157.605052][ T12] notifier_call_chain (kernel/notifier.c:85) [ 157.605182][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 157.605312][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.605450][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 157.605701][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 157.605861][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.605993][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.606155][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.606373][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.606508][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.606644][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.606772][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.606984][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.607116][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.607248][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.607468][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.607611][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.607737][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.607870][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.607999][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.608208][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.608343][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.608486][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.608620][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.608834][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.608967][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.609096][ T12] kthread (kernel/kthread.c:436) [ 157.609193][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.609445][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.609581][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.609713][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.610035][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.610168][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.610301][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.613439][ T12] ------------[ cut here ]------------ | [ 157.613598][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.613840][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.614439][ T12] Tainted: [W]=WARN [ 157.614539][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.614700][ T12] Workqueue: netns cleanup_net [ 157.614826][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.614981][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.615460][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.615623][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32040 RCX: 1ff4000000018eed [ 157.615801][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce320fc [ 157.615980][ T12] RBP: ff11000012bd1000 R08: 1fe22000019c6421 R09: ff11000001aed1d0 [ 157.616164][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.616344][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.616580][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.616794][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.616945][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 157.617201][ T12] PKRU: 55555554 [ 157.617290][ T12] Call Trace: [ 157.617427][ T12] [ 157.617498][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.617657][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.617805][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.617926][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.618047][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.618167][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.618286][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.618456][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.618590][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.618710][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.618832][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.618953][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.619073][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.619196][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.619436][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.619563][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.619691][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.619811][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.619934][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.620058][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.620252][ T12] kthread (kernel/kthread.c:436) [ 157.620343][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.620543][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.620667][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.620792][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.620943][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.621063][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.621258][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.624038][ T12] ------------[ cut here ]------------ | [ 157.624195][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.624444][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.624887][ T12] Tainted: [W]=WARN [ 157.624980][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.625128][ T12] Workqueue: netns cleanup_net [ 157.625252][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.625422][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.625857][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.626008][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32200 RCX: 1ff4000000018eed [ 157.626187][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce322bc [ 157.626375][ T12] RBP: ff1100000eb0c000 R08: 1fe22000019c6459 R09: ff11000001aed1d0 [ 157.626570][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.626753][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.626934][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.627145][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.627294][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.627481][ T12] PKRU: 55555554 [ 157.627571][ T12] Call Trace: [ 157.627664][ T12] [ 157.627728][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.627888][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.628038][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.628158][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.628281][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.628408][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.628532][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.628662][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.628786][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.628905][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.629026][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.629148][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.629266][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.629395][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.629523][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.629657][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.629782][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.629904][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.630029][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.630154][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.630273][ T12] kthread (kernel/kthread.c:436) [ 157.630370][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.630523][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.630650][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.630770][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.630920][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.631043][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.631163][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.633512][ T12] ------------[ cut here ]------------ | [ 157.633653][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.633891][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.634320][ T12] Tainted: [W]=WARN [ 157.634505][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.634667][ T12] Workqueue: netns cleanup_net [ 157.634790][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.634944][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.635381][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.635542][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67eac0 RCX: 1ff4000000018eed [ 157.635726][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67eb7c [ 157.635903][ T12] RBP: ff11000013809000 R08: 1fe22000018cfd71 R09: ff11000001aed1d0 [ 157.636085][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.636266][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.636448][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.636667][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.636817][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.636998][ T12] PKRU: 55555554 [ 157.637087][ T12] Call Trace: [ 157.637178][ T12] [ 157.637243][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.637400][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.637558][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.637682][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.637801][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.637922][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.638042][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.638164][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.638287][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.638411][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.638542][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.638669][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.638791][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.638912][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.639036][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.639157][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.639281][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.639408][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.639537][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.639665][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.639785][ T12] kthread (kernel/kthread.c:436) [ 157.639878][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.640069][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.640192][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.640312][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.640465][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.640594][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.640713][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.642745][ T12] ------------[ cut here ]------------ | [ 157.642862][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.643097][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.643533][ T12] Tainted: [W]=WARN [ 157.643625][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.643775][ T12] Workqueue: netns cleanup_net [ 157.643899][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.644056][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.644488][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.644653][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff4000000018eed [ 157.644835][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 157.645019][ T12] RBP: ff1100000f9a1000 R08: 1fe22000004f15e1 R09: ff11000001aed1d0 [ 157.645199][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.645383][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.645570][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.645787][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.645937][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.646117][ T12] PKRU: 55555554 [ 157.646205][ T12] Call Trace: [ 157.646294][ T12] [ 157.646361][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.646517][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.646669][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.646790][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.646912][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.647030][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.647149][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.647268][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.647397][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.647524][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.647651][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.647774][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.647896][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.648092][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.648215][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.648335][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.648463][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.648667][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.648798][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.648921][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.649040][ T12] kthread (kernel/kthread.c:436) [ 157.649203][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.649355][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.649480][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.649607][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.649830][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.649952][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.650071][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.652885][ T12] ------------[ cut here ]------------ | [ 157.653080][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.653314][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.653829][ T12] Tainted: [W]=WARN [ 157.653920][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.654149][ T12] Workqueue: netns cleanup_net [ 157.654275][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.654435][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.654946][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.655095][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a040 RCX: 1ff4000000018eed [ 157.655354][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a0fc [ 157.655538][ T12] RBP: ff1100000fd09000 R08: 1fe22000004f1421 R09: ff11000001aed1d0 [ 157.655720][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.655972][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.656151][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.656443][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.656610][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.656791][ T12] PKRU: 55555554 [ 157.656955][ T12] Call Trace: [ 157.657044][ T12] [ 157.657108][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.657262][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.657499][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.657623][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.657742][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.657860][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.657981][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.658176][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.658300][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.658425][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.658551][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.658836][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.659198][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.659408][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.659533][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.659865][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.659989][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.660112][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.660236][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.660497][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.660646][ T12] kthread (kernel/kthread.c:436) [ 157.660737][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.660891][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.661088][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.661210][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.661368][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.661571][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.661702][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.665051][ T12] ------------[ cut here ]------------ | [ 157.665189][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.665444][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.665888][ T12] Tainted: [W]=WARN [ 157.665979][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.666128][ T12] Workqueue: netns cleanup_net [ 157.666253][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.666420][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.666860][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.667011][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a580 RCX: 1ff4000000018eed [ 157.667196][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a63c [ 157.667486][ T12] RBP: ff110000095b4000 R08: 1fe22000004f14c9 R09: ff11000001aed1d0 [ 157.667672][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.667852][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.668032][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.668248][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.668513][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.668818][ T12] PKRU: 55555554 [ 157.668909][ T12] Call Trace: [ 157.668998][ T12] [ 157.669062][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.669216][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.669484][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.669612][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.669737][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.669856][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.670205][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.670458][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.670601][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.670724][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.671025][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.671147][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.671265][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.671481][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.671635][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.671761][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.671956][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.672076][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.672201][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.672325][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.672530][ T12] kthread (kernel/kthread.c:436) [ 157.672624][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.672773][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.672892][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.673012][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.673167][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.673285][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.673529][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.676313][ T12] ------------[ cut here ]------------ | [ 157.676499][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.676755][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.677223][ T12] Tainted: [W]=WARN [ 157.677326][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.677492][ T12] Workqueue: netns cleanup_net [ 157.677624][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.677780][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.678220][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.678397][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b8c0 RCX: 1ff4000000018eed [ 157.678589][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b97c [ 157.678800][ T12] RBP: ff11000013811000 R08: 1fe22000004f1731 R09: ff11000001aed1d0 [ 157.678980][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.679161][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.679382][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.679606][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.679765][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 157.679959][ T12] PKRU: 55555554 [ 157.680055][ T12] Call Trace: [ 157.680147][ T12] [ 157.680211][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.680374][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.680550][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.680680][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.680820][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.680962][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.681089][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.681212][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.681339][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.681468][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.681602][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.681725][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.681863][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.681985][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.682107][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.682231][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.682363][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.682504][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.682633][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.682758][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.682879][ T12] kthread (kernel/kthread.c:436) [ 157.682971][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.683121][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.683258][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.683386][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.683543][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.683671][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.683806][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.685955][ T12] ------------[ cut here ]------------ | [ 157.686089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.686326][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.686788][ T12] Tainted: [W]=WARN [ 157.686881][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.687040][ T12] Workqueue: netns cleanup_net [ 157.687166][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.687322][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.687762][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.687929][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b700 RCX: 1ff4000000018eed [ 157.688125][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b7bc [ 157.688309][ T12] RBP: ff110000135b4000 R08: 1fe22000004f16f9 R09: ff11000001aed1d0 [ 157.688892][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.689073][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.689266][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.689500][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.689678][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 157.689859][ T12] PKRU: 55555554 [ 157.689954][ T12] Call Trace: [ 157.690045][ T12] [ 157.690107][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.690262][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.690417][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.690544][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.690669][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.690790][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.690911][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.691048][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.691178][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.691684][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.691808][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.691929][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.692387][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.692515][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.692647][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.692782][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.692906][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.693025][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.693149][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.693285][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.693411][ T12] kthread (kernel/kthread.c:436) [ 157.693507][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.693663][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.693793][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.693914][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.694062][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.694181][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.694301][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.696395][ T12] ------------[ cut here ]------------ | [ 157.696548][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.696790][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.697226][ T12] Tainted: [W]=WARN [ 157.697330][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.697516][ T12] Workqueue: netns cleanup_net [ 157.697648][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.697809][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.698275][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.698433][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2f8c0 RCX: 1ff4000000018eed [ 157.698619][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f97c [ 157.698806][ T12] RBP: ff1100000e04c000 R08: 1fe2200001f65f31 R09: ff11000001aed1d0 [ 157.698984][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.699185][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.699370][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.699587][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.699735][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 157.699916][ T12] PKRU: 55555554 [ 157.700005][ T12] Call Trace: [ 157.700093][ T12] [ 157.700155][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.700322][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.700479][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.700612][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.700755][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.700881][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.701001][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.701120][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.701242][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.701366][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.701493][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.701641][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.701761][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.701882][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.702001][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.702122][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.702245][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.703476][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.703607][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.703731][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.703852][ T12] kthread (kernel/kthread.c:436) [ 157.703943][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.704091][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.704211][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.704330][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.704523][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.704651][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.704770][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.707498][ T12] ------------[ cut here ]------------ | [ 157.707646][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.707910][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.709241][ T12] Tainted: [W]=WARN [ 157.709441][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.709612][ T12] Workqueue: netns cleanup_net [ 157.709741][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.709905][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.710429][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 157.710619][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e200 RCX: 1ff4000000018e99 [ 157.710807][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e2bc [ 157.710993][ T12] RBP: ff110000099f4000 R08: 1fe2200001f65c59 R09: ff11000001aed1d0 [ 157.711178][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.711430][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.711645][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.711899][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.712058][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 157.712247][ T12] PKRU: 55555554 [ 157.712339][ T12] Call Trace: [ 157.712489][ T12] [ 157.712558][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.712731][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.712893][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 157.713046][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.713171][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 157.713328][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 157.713512][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 157.713647][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 157.713773][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 157.713917][ T12] notifier_call_chain (kernel/notifier.c:85) [ 157.714070][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 157.714230][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.714436][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.714566][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.714698][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.714821][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.714962][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.715089][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.715219][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.715557][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.715687][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.715812][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.715964][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.716088][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.716216][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.716342][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.716527][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.716683][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.716840][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.716974][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.717115][ T12] kthread (kernel/kthread.c:436) [ 157.717226][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.717438][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.717572][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.717708][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.717864][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.718017][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.718145][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.722385][ T12] ------------[ cut here ]------------ | [ 157.722536][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.722784][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.723218][ T12] Tainted: [W]=WARN [ 157.723310][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.723479][ T12] Workqueue: netns cleanup_net [ 157.723608][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.723762][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.724186][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.724337][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e040 RCX: 1ff4000000018eed [ 157.724529][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e0fc [ 157.724709][ T12] RBP: ff11000013661000 R08: 1fe2200001f65c21 R09: ff11000001aed1d0 [ 157.724886][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.725062][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.725240][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.725463][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.725622][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.725802][ T12] PKRU: 55555554 [ 157.725892][ T12] Call Trace: [ 157.725980][ T12] [ 157.726043][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.726197][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.726351][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.726470][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.726598][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.726718][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.726838][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.726959][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.727079][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.727198][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.727321][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.727449][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.727581][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.727705][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.727824][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.727945][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.728068][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.728187][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.728312][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.728443][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.728571][ T12] kthread (kernel/kthread.c:436) [ 157.728666][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.728814][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.728932][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.729053][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.729201][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.729322][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.729456][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.742398][ T12] ------------[ cut here ]------------ | [ 157.742572][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.742833][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.743294][ T12] Tainted: [W]=WARN [ 157.743405][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.743596][ T12] Workqueue: netns cleanup_net [ 157.743731][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.743895][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.744360][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 157.744526][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2ee40 RCX: 1ff4000000018eaf [ 157.744718][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eefc [ 157.744935][ T12] RBP: ff11000013519000 R08: 1fe2200001f65de1 R09: ff11000001aed1d0 [ 157.745123][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 157.745311][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff81000 [ 157.745511][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.745735][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.745894][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.746081][ T12] PKRU: 55555554 [ 157.746175][ T12] Call Trace: [ 157.746284][ T12] [ 157.746355][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.746490][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.746617][ T12] netif_close_many (net/core/dev.c:1804) [ 157.746745][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.746869][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.746995][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.747121][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.747247][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 157.747411][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 157.747597][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.747768][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.747933][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.748058][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.748182][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 157.749497][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 157.749632][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 157.749765][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.749919][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 157.750053][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 157.750203][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 157.750340][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.750470][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.750624][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.750751][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.750874][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.751001][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.751138][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.751286][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.751420][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.751559][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.751715][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.751845][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.751969][ T12] kthread (kernel/kthread.c:436) [ 157.752073][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.752236][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.752380][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.752536][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.752707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.752838][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.752981][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.755719][ T12] ------------[ cut here ]------------ | [ 157.755879][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.756134][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.756877][ T12] Tainted: [W]=WARN [ 157.756987][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.757162][ T12] Workqueue: netns cleanup_net [ 157.757305][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.757481][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.757943][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 157.758111][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecde00 RCX: 1ff4000000018eaf [ 157.758310][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdebc [ 157.758528][ T12] RBP: ff1100000ff81000 R08: 1fe2200001dd9bd9 R09: ff11000001aed1d0 [ 157.758721][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 157.758921][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 157.759134][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.759391][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.759562][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.759762][ T12] PKRU: 55555554 [ 157.759863][ T12] Call Trace: [ 157.759975][ T12] [ 157.760048][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.760175][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 157.760304][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.760411][ T12] netif_close_many (net/core/dev.c:1804) [ 157.760545][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.760674][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.760808][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.760942][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.761084][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 157.761268][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 157.761441][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.762455][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.762809][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.762960][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.763117][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 157.763281][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 157.763413][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 157.763577][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.763760][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 157.763919][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 157.764060][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 157.764205][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.764332][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.764502][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.764657][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.764802][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.764981][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.765145][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.765276][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.765428][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.765559][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.765694][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.765846][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.766016][ T12] kthread (kernel/kthread.c:436) [ 157.766111][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.766264][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.766428][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.766559][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.766723][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.766869][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.766994][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.769442][ T12] ------------[ cut here ]------------ | [ 157.769596][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.769897][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.770392][ T12] Tainted: [W]=WARN [ 157.770490][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.770654][ T12] Workqueue: netns cleanup_net [ 157.770812][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.770977][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.771432][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 157.771594][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8200 RCX: 1ff4000000018ed5 [ 157.771796][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed82bc [ 157.772000][ T12] RBP: ff11000013519000 R08: 1fe2200001ddb059 R09: ff11000001aed1d0 [ 157.772223][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.772438][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.772639][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.772865][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.773055][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 157.773258][ T12] PKRU: 55555554 [ 157.773355][ T12] Call Trace: [ 157.773445][ T12] [ 157.773525][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.773728][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.773925][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.774045][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.774170][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 157.774338][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 157.774464][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.774605][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 157.774726][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 157.774846][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 157.774967][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.775084][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.775230][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.775359][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.775648][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.775794][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.775930][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.776051][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.776201][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.776319][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.776449][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.776610][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.776753][ T12] kthread (kernel/kthread.c:436) [ 157.776849][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.776996][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.777116][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.777236][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.777389][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.777528][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.777651][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.780018][ T12] ------------[ cut here ]------------ | [ 157.780146][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 157.780815][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.781271][ T12] Tainted: [W]=WARN [ 157.781410][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.781578][ T12] Workqueue: netns cleanup_net [ 157.781727][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.781894][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.782401][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 157.782612][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9700 RCX: 1ff4000000018ed5 [ 157.782838][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed97bc [ 157.783020][ T12] RBP: ff1100000ff81000 R08: 1fe2200001ddb2f9 R09: ff11000001aed1d0 [ 157.783198][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 157.783441][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.783663][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 157.783874][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.784024][ T12] CR2: 000055f6a15ced5c CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 157.784224][ T12] PKRU: 55555554 [ 157.784313][ T12] Call Trace: [ 157.784450][ T12] [ 157.784517][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.784674][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.784821][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.784941][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.785061][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 157.785248][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 157.785420][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.785548][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 157.785673][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 157.785814][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 157.785956][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.786097][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.786225][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.786684][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.786836][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.786976][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.787126][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.787247][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.787445][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.787796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.787949][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.789086][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.789209][ T12] kthread (kernel/kthread.c:436) [ 157.789300][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.789516][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.789640][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.789760][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.789917][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.790065][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.790185][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.792674][ T12] ------------[ cut here ]------------ | [ 157.792824][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 157.793065][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.793545][ T12] Tainted: [W]=WARN [ 157.793642][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.793825][ T12] Workqueue: netns cleanup_net [ 157.793987][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.794146][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.794618][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 157.794797][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf518c0 RCX: 1ff4000000018ed5 [ 157.794978][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5197c [ 157.795178][ T12] RBP: ff11000013674000 R08: 1fe22000019ea331 R09: ff11000001aed1d0 [ 157.795650][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 157.795848][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.796373][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 157.796594][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.796744][ T12] CR2: 00007f30d0f15574 CR3: 00000000101b2004 CR4: 0000000000771ef0 [ 157.796945][ T12] PKRU: 55555554 [ 157.797037][ T12] Call Trace: [ 157.797160][ T12] [ 157.797252][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.797416][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.797602][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.797723][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.797843][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 157.798013][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 157.798136][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 157.798259][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 157.798397][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 157.798787][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 157.798915][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.799035][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.799161][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.799297][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.799437][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.799587][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.799708][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.799844][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.799968][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.800098][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.800226][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.800396][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.800525][ T12] kthread (kernel/kthread.c:436) [ 157.800641][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.800792][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.800912][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.801031][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.801213][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.801334][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.801479][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.842011][ T12] ------------[ cut here ]------------ | [ 157.842163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.842419][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.842888][ T12] Tainted: [W]=WARN [ 157.843005][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.843162][ T12] Workqueue: netns cleanup_net [ 157.843295][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.843811][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.844663][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 157.844823][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51a80 RCX: 1ff4000000018ec7 [ 157.845010][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf51b3c [ 157.845214][ T12] RBP: ff1100000f8b1000 R08: 1fe22000019ea369 R09: ff11000001aed1d0 [ 157.845416][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 157.845614][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 157.845800][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.846021][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.846178][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.846374][ T12] PKRU: 55555554 [ 157.846468][ T12] Call Trace: [ 157.846566][ T12] [ 157.846636][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.846764][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.846862][ T12] netif_close_many (net/core/dev.c:1804) [ 157.846987][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.847114][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 157.847271][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 157.847432][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.847565][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.847724][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.847848][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.847973][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.848121][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.848246][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.848377][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.848594][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.848721][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.848846][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.848974][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.849099][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.849224][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.849361][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.849490][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.849625][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.849753][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.849877][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.850040][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.850172][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.850306][ T12] kthread (kernel/kthread.c:436) [ 157.850409][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.850569][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.850700][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.850824][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.850977][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.851102][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.851230][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.853007][ T12] ------------[ cut here ]------------ | [ 157.853137][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.853397][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.853875][ T12] Tainted: [W]=WARN [ 157.854008][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.854179][ T12] Workqueue: netns cleanup_net [ 157.854319][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.854529][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.854995][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 157.855159][ T12] RAX: 00000000ffffffa6 RBX: ff110000092291c0 RCX: 1ff4000000018e80 [ 157.855361][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922927c [ 157.855562][ T12] RBP: ff11000013444000 R08: 1fe2200001245251 R09: ff11000001aed1d0 [ 157.855783][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 157.855979][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 157.856173][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.856412][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.856607][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.856812][ T12] PKRU: 55555554 [ 157.856909][ T12] Call Trace: [ 157.857005][ T12] [ 157.857072][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 157.857206][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 157.857305][ T12] netif_close_many (net/core/dev.c:1804) [ 157.857446][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.857597][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.857728][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 157.857862][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 157.858007][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 157.858142][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 157.858294][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 157.858431][ T12] notifier_call_chain (kernel/notifier.c:85) [ 157.858618][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 157.858761][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 157.858895][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 157.859058][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 157.859223][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.859367][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.859536][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.859672][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.859824][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.859956][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.860086][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.860222][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.860359][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.860498][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.860645][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.860793][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.860923][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.861052][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.861186][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.861315][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.861451][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.861600][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.861730][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.861864][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.862012][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.862141][ T12] kthread (kernel/kthread.c:436) [ 157.862240][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.862409][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.862543][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.862685][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.862848][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.862992][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.863122][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.865821][ T12] ------------[ cut here ]------------ | [ 157.865974][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.866209][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.866952][ T12] Tainted: [W]=WARN [ 157.867042][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.867224][ T12] Workqueue: netns cleanup_net [ 157.867426][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.867643][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.868084][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.868232][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b636c80 RCX: 1ff4000000018eed [ 157.868461][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636d3c [ 157.868818][ T12] RBP: ff1100001391c000 R08: 1fe22000016c6da9 R09: ff11000001aed1d0 [ 157.868995][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.869176][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.869403][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.869643][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.869805][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.869986][ T12] PKRU: 55555554 [ 157.870078][ T12] Call Trace: [ 157.870166][ T12] [ 157.870229][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.870437][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.870607][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.870729][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.870850][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.870970][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.871090][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.871210][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.871342][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.871536][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.871662][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.871797][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.871916][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.872038][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.872156][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.872310][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.872488][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.872612][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.872734][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.872860][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.872980][ T12] kthread (kernel/kthread.c:436) [ 157.873070][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.873227][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.873396][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.873534][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.873686][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.873807][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.873927][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.877989][ T12] ------------[ cut here ]------------ | [ 157.878124][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.878364][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.878824][ T12] Tainted: [W]=WARN [ 157.878919][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.879071][ T12] Workqueue: netns cleanup_net [ 157.879197][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.879358][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.879975][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.880141][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15a900 RCX: 1ff4000000018eed [ 157.880318][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15a9bc [ 157.880508][ T12] RBP: ff11000013869000 R08: 1fe220000142b539 R09: ff11000001aed1d0 [ 157.880700][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.880877][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.881056][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.881278][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.881436][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.881623][ T12] PKRU: 55555554 [ 157.881737][ T12] Call Trace: [ 157.881831][ T12] [ 157.881895][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.882051][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.882198][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.882318][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.882445][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.882569][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.882695][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.882817][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.882964][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.883082][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.883204][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.883324][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.883969][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.884106][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.884225][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.884394][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.884527][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.884699][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.884823][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.884954][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.885075][ T12] kthread (kernel/kthread.c:436) [ 157.885167][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.885315][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.885491][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.885618][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.885784][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.885906][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.886025][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.897135][ T12] ------------[ cut here ]------------ | [ 157.897280][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.897535][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.897979][ T12] Tainted: [W]=WARN [ 157.898073][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.898256][ T12] Workqueue: netns cleanup_net [ 157.898389][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.898569][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.899020][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.899174][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15be00 RCX: 1ff4000000018eed [ 157.899360][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15bebc [ 157.899549][ T12] RBP: ff1100000d6ec000 R08: 1fe220000142b7d9 R09: ff11000001aed1d0 [ 157.899745][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.899925][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.900109][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.900327][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.900487][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.900673][ T12] PKRU: 55555554 [ 157.900764][ T12] Call Trace: [ 157.900854][ T12] [ 157.900918][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.901078][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.901229][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.901356][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.901483][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.901625][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.901747][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.901870][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.901994][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.902130][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.902254][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.902382][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.902537][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.902674][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.902795][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.902922][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.903048][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.903175][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.903300][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.903433][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.903561][ T12] kthread (kernel/kthread.c:436) [ 157.903655][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.903806][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.903928][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.904050][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.904202][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.904358][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.904487][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.906579][ T12] ------------[ cut here ]------------ | [ 157.906719][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.906973][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.907426][ T12] Tainted: [W]=WARN [ 157.907538][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.907694][ T12] Workqueue: netns cleanup_net [ 157.907834][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.907990][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.908427][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.908590][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15ba80 RCX: 1ff4000000018eed [ 157.908769][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15bb3c [ 157.908978][ T12] RBP: ff1100000f959000 R08: 1fe220000142b769 R09: ff11000001aed1d0 [ 157.909157][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.909355][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.909540][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.909753][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.909920][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.910099][ T12] PKRU: 55555554 [ 157.910189][ T12] Call Trace: [ 157.910278][ T12] [ 157.910341][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.910507][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.910664][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.910821][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.910945][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.911076][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.911201][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.911322][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.911449][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.911575][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.912016][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.912176][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.912301][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.912436][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.912578][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.912702][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.912825][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.912944][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.913070][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.913207][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.913331][ T12] kthread (kernel/kthread.c:436) [ 157.913428][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.913590][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.913710][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.913830][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.913978][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.914100][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.914941][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.917201][ T12] ------------[ cut here ]------------ | [ 157.917358][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.917603][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.918057][ T12] Tainted: [W]=WARN [ 157.918148][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.918299][ T12] Workqueue: netns cleanup_net [ 157.918431][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.918634][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.919059][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.919210][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a15ac80 RCX: 1ff4000000018eed [ 157.919397][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15ad3c [ 157.919591][ T12] RBP: ff1100000a81c000 R08: 1fe220000142b5a9 R09: ff11000001aed1d0 [ 157.919770][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.919951][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.920132][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.920342][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.920502][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.920685][ T12] PKRU: 55555554 [ 157.920794][ T12] Call Trace: [ 157.920888][ T12] [ 157.920951][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.921103][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.921253][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.921378][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.921506][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.921629][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.921748][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.921870][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.921992][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.922141][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.922285][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.922422][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.922546][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.922678][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.922796][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.922923][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.923055][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.923173][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.923297][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.923424][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.923551][ T12] kthread (kernel/kthread.c:436) [ 157.923646][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.923815][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.923944][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.924068][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.924218][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.924357][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.924481][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.926736][ T12] ------------[ cut here ]------------ | [ 157.926859][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.927091][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.927568][ T12] Tainted: [W]=WARN [ 157.927662][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.927811][ T12] Workqueue: netns cleanup_net [ 157.927935][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.928089][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.928518][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.928943][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f1000 RCX: 1ff4000000018eed [ 157.929124][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f10bc [ 157.929301][ T12] RBP: ff1100000c3a4000 R08: 1fe2200001c1e219 R09: ff11000001aed1d0 [ 157.929497][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.929680][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.929885][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.930091][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.930241][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.930424][ T12] PKRU: 55555554 [ 157.930518][ T12] Call Trace: [ 157.930611][ T12] [ 157.930673][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.930825][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.930974][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.931093][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.931214][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.931335][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.931461][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.931592][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.931714][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.931830][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.931952][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.932075][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.932197][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.932318][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.932441][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.932566][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.932714][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.932835][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.932959][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.933083][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.933204][ T12] kthread (kernel/kthread.c:436) [ 157.933307][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.933462][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.933591][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.933710][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.933856][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.933975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.934105][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.936411][ T12] ------------[ cut here ]------------ | [ 157.936543][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.936778][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.937323][ T12] Tainted: [W]=WARN [ 157.937426][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.937663][ T12] Workqueue: netns cleanup_net [ 157.937791][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.937961][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.938554][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.938707][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f1380 RCX: 1ff4000000018eed [ 157.938881][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f143c [ 157.939055][ T12] RBP: ff110000100d1000 R08: 1fe2200001c1e289 R09: ff11000001aed1d0 [ 157.939262][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.939453][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.939646][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.939868][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.940022][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.940202][ T12] PKRU: 55555554 [ 157.940289][ T12] Call Trace: [ 157.940385][ T12] [ 157.940450][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.940614][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.940761][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.940880][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.941024][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.941142][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.941260][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.941385][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.941512][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.941636][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.941769][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.941889][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.942005][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.942123][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.942241][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.942364][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.942490][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.942615][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.942754][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.942877][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.942995][ T12] kthread (kernel/kthread.c:436) [ 157.943083][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.943240][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.943361][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.943487][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.943641][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.943760][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.943878][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.945975][ T12] ------------[ cut here ]------------ | [ 157.946163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.947244][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.947730][ T12] Tainted: [W]=WARN [ 157.947820][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.947990][ T12] Workqueue: netns cleanup_net [ 157.948191][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.948407][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.948895][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.949045][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991e00 RCX: 1ff4000000018eed [ 157.949223][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012991ebc [ 157.949448][ T12] RBP: ff110000028c9000 R08: 1fe22000025323d9 R09: ff11000001aed1d0 [ 157.949648][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.949823][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.950004][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.950311][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.950516][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.950696][ T12] PKRU: 55555554 [ 157.950783][ T12] Call Trace: [ 157.950871][ T12] [ 157.950932][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.951082][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.951320][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.951534][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.951664][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.951782][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.951902][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.952021][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.952221][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.952339][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.952527][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.952652][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.952768][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.952887][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.953003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.953123][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.953247][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.953411][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.953542][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.953671][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.953787][ T12] kthread (kernel/kthread.c:436) [ 157.953947][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.954093][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.954212][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.954330][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.954625][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.954747][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.954866][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.957175][ T12] ------------[ cut here ]------------ | [ 157.957299][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 157.958091][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.958589][ T12] Tainted: [W]=WARN [ 157.958680][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.958826][ T12] Workqueue: netns cleanup_net [ 157.958950][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.959106][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.959697][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.959845][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3a80 RCX: 1ff4000000018eed [ 157.960020][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3b3c [ 157.960199][ T12] RBP: ff11000008dc4000 R08: 1fe2200001afc769 R09: ff11000001aed1d0 [ 157.960459][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 157.960657][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.960840][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 157.961053][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.961202][ T12] CR2: 000055f6a150ed40 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 157.961442][ T12] PKRU: 55555554 [ 157.961537][ T12] Call Trace: [ 157.961629][ T12] [ 157.961691][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.961841][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.961986][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.962110][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.962229][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.962403][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.962527][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.962651][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.962788][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.962907][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.963029][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.963150][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.963268][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.963447][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.963571][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.963695][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.963838][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.963957][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.964080][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.964205][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.964325][ T12] kthread (kernel/kthread.c:436) [ 157.964468][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.964624][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.964742][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.964859][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.965084][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.965235][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.965413][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.969737][ T12] ------------[ cut here ]------------ | [ 157.969908][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 157.971521][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.972056][ T12] Tainted: [W]=WARN [ 157.972148][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.972319][ T12] Workqueue: netns cleanup_net [ 157.972528][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.972696][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.973144][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 157.973299][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051380 RCX: 1ff4000000018e99 [ 157.973576][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605143c [ 157.973765][ T12] RBP: ff11000013444000 R08: 1fe2200000c0a289 R09: ff11000001aed1d0 [ 157.973949][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 157.974131][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.974344][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 157.974637][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.974804][ T12] CR2: 00007ffe3b229988 CR3: 000000000f96f003 CR4: 0000000000771ef0 [ 157.974998][ T12] PKRU: 55555554 [ 157.975093][ T12] Call Trace: [ 157.975184][ T12] [ 157.975250][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.975496][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.975654][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 157.975781][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 157.975903][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 157.976074][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 157.976200][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 157.976327][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 157.976462][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 157.976596][ T12] notifier_call_chain (kernel/notifier.c:85) [ 157.976726][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 157.976898][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.977049][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.977173][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.977298][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.977427][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.977567][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.977697][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.977842][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.977966][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.978092][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.978219][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.978340][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.978469][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.978600][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.978727][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.978853][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.978973][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.979100][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.979227][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.979354][ T12] kthread (kernel/kthread.c:436) [ 157.979463][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.979626][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.979748][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.979869][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.980020][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.980142][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.980265][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 157.982317][ T12] ------------[ cut here ]------------ | [ 157.982457][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 157.982702][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 157.983149][ T12] Tainted: [W]=WARN [ 157.983239][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.983392][ T12] Workqueue: netns cleanup_net [ 157.983522][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 157.983684][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 157.984122][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 157.984269][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051000 RCX: 1ff4000000018eed [ 157.984793][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060510bc [ 157.984981][ T12] RBP: ff1100000f8b1000 R08: 1fe2200000c0a219 R09: ff11000001aed1d0 [ 157.985156][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 157.985329][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 157.985516][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 157.985732][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 157.985885][ T12] CR2: 00007ffe3b229988 CR3: 000000000f96f003 CR4: 0000000000771ef0 [ 157.986065][ T12] PKRU: 55555554 [ 157.986156][ T12] Call Trace: [ 157.986244][ T12] [ 157.986305][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 157.986462][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 157.986617][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 157.986736][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 157.986856][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 157.986984][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 157.987103][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 157.987223][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 157.987343][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.987468][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 157.987597][ T12] cleanup_net (net/core/net_namespace.c:702) [ 157.987716][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.987834][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 157.987954][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 157.988071][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 157.988192][ T12] process_one_work (kernel/workqueue.c:3314) [ 157.988314][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 157.988438][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 157.988572][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 157.988699][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 157.988816][ T12] kthread (kernel/kthread.c:436) [ 157.988928][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.989079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.989199][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.989437][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 157.989593][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.989711][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 157.989829][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 158.008787][ T12] ------------[ cut here ]------------ | [ 158.008951][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 158.009189][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.010404][ T12] Tainted: [W]=WARN [ 158.010503][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.010710][ T12] Workqueue: netns cleanup_net [ 158.010850][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.011009][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.011491][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 158.011647][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a18c0 RCX: 1ff4000000018ed5 [ 158.011829][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a197c [ 158.012007][ T12] RBP: ff11000008efc000 R08: 1fe2200002514331 R09: ff11000001aed1d0 [ 158.012185][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.012412][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 158.012611][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.012818][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.012971][ T12] CR2: 00007ffe3b229988 CR3: 000000000f96f003 CR4: 0000000000771ef0 [ 158.013152][ T12] PKRU: 55555554 [ 158.013241][ T12] Call Trace: [ 158.013329][ T12] [ 158.013440][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 158.013667][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 158.013821][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 158.013942][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 158.014064][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.014184][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 158.014305][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 158.014481][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 158.014624][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 158.014744][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.014868][ T12] cleanup_net (net/core/net_namespace.c:702) [ 158.014996][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 158.015118][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 158.015241][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 158.015405][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.015533][ T12] process_one_work (kernel/workqueue.c:3314) [ 158.015657][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 158.015776][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.015901][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 158.016025][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 158.016147][ T12] kthread (kernel/kthread.c:436) [ 158.016237][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 158.016434][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 158.016561][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 158.016684][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 158.016833][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 158.016952][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 158.017074][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 158.102909][ T3434] ------------[ cut here ]------------ | [ 158.103130][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3434 | [ 158.103463][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.104030][ T3434] Tainted: [W]=WARN [ 158.104199][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.104438][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.104681][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.105233][ T3434] RSP: 0018:ffa0000001fafa80 EFLAGS: 00010286 [ 158.105465][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000fa24200 RCX: 1ff40000003f5f16 [ 158.105735][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa242bc [ 158.105986][ T3434] RBP: ff11000013764000 R08: 1fe2200001f44859 R09: ff11000009895180 [ 158.106232][ T3434] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.106508][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013764000 [ 158.106784][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.107077][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.107295][ T3434] CR2: 00007f1006d5f493 CR3: 000000000ed68003 CR4: 0000000000771ef0 [ 158.107566][ T3434] PKRU: 55555554 [ 158.107725][ T3434] Call Trace: [ 158.107876][ T3434] [ 158.107995][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.108179][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.108376][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.108557][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.108751][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.108969][ T3434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.109155][ T3434] register_netdev (net/core/dev.c:11552) [ 158.109340][ T3434] loopback_net_init (drivers/net/loopback.c:218) [ 158.109549][ T3434] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 158.109746][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.109901][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.110053][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.110235][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.110436][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.110637][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.110842][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.111031][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.111218][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.111416][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.111650][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.111837][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.112025][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.112217][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.112419][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.112632][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.112818][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.113002][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.113187][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.113419][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.113639][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.114162][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.114427][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.114719][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.114972][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.115221][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.115491][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.120525][ T3434] ------------[ cut here ]------------ | [ 158.120728][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3434 | [ 158.121038][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.121604][ T3434] Tainted: [W]=WARN [ 158.121759][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.121977][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.122200][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.122748][ T3434] RSP: 0018:ffa0000001faf918 EFLAGS: 00010286 [ 158.122967][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000fa28900 RCX: 1ff40000003f5ee9 [ 158.123213][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa289bc [ 158.123480][ T3434] RBP: ff11000012bec000 R08: 1fe2200001f45139 R09: ff11000009895180 [ 158.123735][ T3434] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.123985][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012bec000 [ 158.124236][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.124533][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.124762][ T3434] CR2: 00007f1006d5f493 CR3: 000000000ed68003 CR4: 0000000000771ef0 [ 158.125014][ T3434] PKRU: 55555554 [ 158.125164][ T3434] Call Trace: [ 158.125315][ T3434] [ 158.125448][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.125651][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.125836][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.125989][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.126174][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.126403][ T3434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.126603][ T3434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.126792][ T3434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.126977][ T3434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.127161][ T3434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.127361][ T3434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.127559][ T3434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.127752][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.127907][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.128060][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.128241][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.128437][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.128633][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.128820][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.129007][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.129191][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.129391][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.129588][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.129777][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.129963][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.130148][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.130330][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.130532][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.130729][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.130938][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.131132][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.131362][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.131560][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.132267][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.132554][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.132808][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.133058][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.133306][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.133595][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.139498][ T3434] ------------[ cut here ]------------ | [ 158.139711][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3434 | [ 158.140031][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.141141][ T3434] Tainted: [W]=WARN [ 158.141370][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.141658][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.141945][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.142558][ T3434] RSP: 0018:ffa0000001faf8f8 EFLAGS: 00010286 [ 158.142845][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000e9ede00 RCX: 1ff40000003f5ee5 [ 158.143154][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edebc [ 158.143486][ T3434] RBP: ff1100000e844000 R08: 1fe2200001d3dbd9 R09: ff11000009895180 [ 158.143805][ T3434] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.144113][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e844000 [ 158.144439][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.144794][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.145071][ T3434] CR2: 00007f1006d5f493 CR3: 000000000ed68003 CR4: 0000000000771ef0 [ 158.145396][ T3434] PKRU: 55555554 [ 158.145622][ T3434] Call Trace: [ 158.145831][ T3434] [ 158.146007][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.146253][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.146518][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.146739][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.146982][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.147256][ T3434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.147524][ T3434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.147776][ T3434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.148017][ T3434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.148279][ T3434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.148519][ T3434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.148716][ T3434] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 158.148904][ T3434] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 158.149094][ T3434] vti_init_net (net/ipv4/ip_vti.c:517) [ 158.149282][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.149457][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.149626][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.149813][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.150001][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.150189][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.150394][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.150597][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.150789][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.150977][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.151162][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.151363][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.151558][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.151754][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.151943][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.152133][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.152321][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.152531][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.152734][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.152957][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.153147][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.153715][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.153975][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.154228][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.154501][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.154767][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.155022][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.167086][ T3434] ------------[ cut here ]------------ | [ 158.167299][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3434 | [ 158.167642][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.168189][ T3434] Tainted: [W]=WARN [ 158.168342][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.168590][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.168825][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.169360][ T3434] RSP: 0018:ffa0000001fafa78 EFLAGS: 00010286 [ 158.169588][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000e9ec740 RCX: 1ff40000003f5f15 [ 158.169843][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec7fc [ 158.170092][ T3434] RBP: ff11000010009000 R08: 1fe2200001d3d901 R09: ff11000009895180 [ 158.170341][ T3434] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.170615][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010009000 [ 158.170868][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.171150][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.171381][ T3434] CR2: 00007f1006d5f493 CR3: 000000000ed68003 CR4: 0000000000771ef0 [ 158.171651][ T3434] PKRU: 55555554 [ 158.171800][ T3434] Call Trace: [ 158.171951][ T3434] [ 158.172070][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.172255][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.172451][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.172618][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.172805][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.173019][ T3434] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.173206][ T3434] register_netdev (net/core/dev.c:11552) [ 158.173403][ T3434] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 158.173599][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.173759][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.173912][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.174095][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.174282][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.174490][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.174688][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.174876][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.175061][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.175245][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.175444][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.175647][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.175836][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.176024][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.176206][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.176402][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.176596][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.176783][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.176970][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.177184][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.177388][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.177930][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.178182][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.178444][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.178711][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.178962][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.179211][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.183981][ T3434] ------------[ cut here ]------------ | [ 158.184178][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3434 | [ 158.184518][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.185093][ T3434] Tainted: [W]=WARN [ 158.185244][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.185483][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.185717][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.186234][ T3434] RSP: 0018:ffa0000001fafa68 EFLAGS: 00010286 [ 158.186464][ T3434] RAX: 00000000ffffffa6 RBX: ff110000028ff8c0 RCX: 1ff40000003f5f13 [ 158.186735][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff97c [ 158.186985][ T3434] RBP: ff1100000fbc9000 R08: 1fe220000051ff31 R09: ff11000009895180 [ 158.187232][ T3434] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.187503][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbc9000 [ 158.187765][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.188049][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.188265][ T3434] CR2: 00007f1006d5f493 CR3: 000000000ed68003 CR4: 0000000000771ef0 [ 158.188535][ T3434] PKRU: 55555554 [ 158.188700][ T3434] Call Trace: [ 158.188852][ T3434] [ 158.188972][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.189156][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.189344][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.189521][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.189720][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.189939][ T3434] register_netdev (net/core/dev.c:11552) [ 158.190123][ T3434] sit_init_net (net/ipv6/sit.c:1860) [ 158.190309][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.190485][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.190647][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.190834][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.191020][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.191206][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.191405][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.191614][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.191810][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.192001][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.192187][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.192390][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.192590][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.192789][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.192974][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.193158][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.193343][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.193550][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.193745][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.193962][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.194152][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.194711][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.194962][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.195209][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.195482][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.195740][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.195991][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.201340][ T3434] ------------[ cut here ]------------ | [ 158.201569][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3434 | [ 158.201895][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.202467][ T3434] Tainted: [W]=WARN [ 158.202638][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.202859][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.203087][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.203643][ T3434] RSP: 0018:ffa0000001fafa78 EFLAGS: 00010286 [ 158.203869][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000e9ac740 RCX: 1ff40000003f5f15 [ 158.204122][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ac7fc [ 158.204388][ T3434] RBP: ff1100000d8bc000 R08: 1fe2200001d35901 R09: ff11000009895180 [ 158.204659][ T3434] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.204911][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d8bc000 [ 158.205167][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.205480][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.205712][ T3434] CR2: 00007f1006d5f493 CR3: 000000000ed68003 CR4: 0000000000771ef0 [ 158.205967][ T3434] PKRU: 55555554 [ 158.206120][ T3434] Call Trace: [ 158.206272][ T3434] [ 158.206405][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.206606][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.206801][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.206980][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.207170][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.207400][ T3434] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.207605][ T3434] register_netdev (net/core/dev.c:11552) [ 158.207799][ T3434] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 158.207988][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.208143][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.208301][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.208508][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.208705][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.208893][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.209081][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.209270][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.209484][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.209682][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.209870][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.210055][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.210242][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.210458][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.210674][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.210860][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.211049][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.211234][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.211436][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.211670][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.211862][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.212402][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.212673][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.212922][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.213171][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.213435][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.213702][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.218754][ T3434] ------------[ cut here ]------------ | [ 158.218943][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3434 | [ 158.219256][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.219839][ T3434] Tainted: [W]=WARN [ 158.219992][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.220209][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.220448][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.220991][ T3434] RSP: 0018:ffa0000001faf918 EFLAGS: 00010286 [ 158.221210][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000b636ac0 RCX: 1ff40000003f5ee9 [ 158.222021][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b636b7c [ 158.222332][ T3434] RBP: ff11000007c21000 R08: 1fe22000016c6d71 R09: ff11000009895180 [ 158.222698][ T3434] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.223006][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007c21000 [ 158.223313][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.223674][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.223951][ T3434] CR2: 00007f1006d5f493 CR3: 000000000ed68003 CR4: 0000000000771ef0 [ 158.224274][ T3434] PKRU: 55555554 [ 158.224500][ T3434] Call Trace: [ 158.224717][ T3434] [ 158.224892][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.225134][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.225390][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.225620][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.225865][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.226146][ T3434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.226404][ T3434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.226662][ T3434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.226907][ T3434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.227148][ T3434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.227403][ T3434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.227663][ T3434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.227913][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.228120][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.228327][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.228591][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.228839][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.229080][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.229320][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.229591][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.229840][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.230078][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.230316][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.230575][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.230826][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.231066][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.231304][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.231567][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.231816][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.232053][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.232294][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.232587][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.232845][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.233436][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.233755][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.234059][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.234378][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.234696][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.235001][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.240767][ T3434] ------------[ cut here ]------------ | [ 158.240940][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3434 | [ 158.241206][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.241673][ T3434] Tainted: [W]=WARN [ 158.241774][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.241945][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.242117][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.242633][ T3434] RSP: 0018:ffa0000001faf918 EFLAGS: 00010286 [ 158.242803][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000c67e900 RCX: 1ff40000003f5ee9 [ 158.243004][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e9bc [ 158.243203][ T3434] RBP: ff1100000a864000 R08: 1fe22000018cfd39 R09: ff11000009895180 [ 158.243410][ T3434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.243615][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a864000 [ 158.243826][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.244056][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.244224][ T3434] CR2: 000055f164a19438 CR3: 000000000ed68004 CR4: 0000000000771ef0 [ 158.244428][ T3434] PKRU: 55555554 [ 158.244533][ T3434] Call Trace: [ 158.244636][ T3434] [ 158.244704][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.244838][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.244972][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.245073][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.245208][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.245380][ T3434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.245521][ T3434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.245659][ T3434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.245792][ T3434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.245927][ T3434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.246059][ T3434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.246197][ T3434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.246332][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.246439][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.246544][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.246680][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.246813][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.246951][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.247087][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.247223][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.247367][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.247510][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.247648][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.247780][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.247914][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.248048][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.248180][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.248313][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.248451][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.248593][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.248724][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.248898][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.249041][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.249536][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.249741][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.249940][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.250139][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.250338][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.250554][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.255782][ T3434] ------------[ cut here ]------------ | [ 158.255946][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3434 | [ 158.256209][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.256667][ T3434] Tainted: [W]=WARN [ 158.256767][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.256937][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.257108][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.257598][ T3434] RSP: 0018:ffa0000001faf918 EFLAGS: 00010286 [ 158.257763][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000d7e2740 RCX: 1ff40000003f5ee9 [ 158.257966][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e27fc [ 158.258165][ T3434] RBP: ff1100000e2bc000 R08: 1fe2200001afc501 R09: ff11000009895180 [ 158.258366][ T3434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.258573][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2bc000 [ 158.258780][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.259017][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.259183][ T3434] CR2: 000055f164a19438 CR3: 000000000ed68004 CR4: 0000000000771ef0 [ 158.259397][ T3434] PKRU: 55555554 [ 158.259502][ T3434] Call Trace: [ 158.259606][ T3434] [ 158.259676][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.259811][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.259944][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.260048][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.260182][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.260354][ T3434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.260496][ T3434] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.260633][ T3434] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.260765][ T3434] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.260899][ T3434] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.261034][ T3434] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.261169][ T3434] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.261301][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.261408][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.261517][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.261656][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.261790][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.261965][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.262101][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.262237][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.262378][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.262516][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.262654][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.262788][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.262923][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.263056][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.263187][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.263320][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.263518][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.263658][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.263790][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.263956][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.264095][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.264641][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.264841][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.265038][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.265236][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.265501][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.265703][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.270863][ T3434] ------------[ cut here ]------------ | [ 158.271041][ T3434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3434 | [ 158.271358][ T3434] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.271828][ T3434] Tainted: [W]=WARN [ 158.271931][ T3434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.272100][ T3434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.272276][ T3434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.272772][ T3434] RSP: 0018:ffa0000001fafa70 EFLAGS: 00010286 [ 158.272944][ T3434] RAX: 00000000ffffffa6 RBX: ff1100000cf50ac0 RCX: 1ff40000003f5f14 [ 158.273145][ T3434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf50b7c [ 158.273354][ T3434] RBP: ff110000128cc000 R08: 1fe22000019ea171 R09: ff11000009895180 [ 158.273568][ T3434] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 158.273776][ T3434] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128cc000 [ 158.273980][ T3434] FS: 00007f10069e6840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 158.274221][ T3434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.274396][ T3434] CR2: 000055f6a147d130 CR3: 000000000ed68001 CR4: 0000000000771ef0 [ 158.274609][ T3434] PKRU: 55555554 [ 158.274709][ T3434] Call Trace: [ 158.274809][ T3434] [ 158.274878][ T3434] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.275015][ T3434] ? notifier_call_chain (kernel/notifier.c:85) [ 158.275151][ T3434] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.275255][ T3434] register_netdevice (net/core/dev.c:11488) [ 158.275395][ T3434] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.275571][ T3434] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.275711][ T3434] register_netdev (net/core/dev.c:11552) [ 158.275845][ T3434] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 158.275983][ T3434] ops_init (net/core/net_namespace.c:137) [ 158.276087][ T3434] setup_net (net/core/net_namespace.c:446) [ 158.276188][ T3434] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.276323][ T3434] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.276462][ T3434] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.276608][ T3434] copy_net_ns (net/core/net_namespace.c:579) [ 158.276744][ T3434] create_new_namespaces (kernel/nsproxy.c:132) [ 158.276883][ T3434] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.277018][ T3434] ksys_unshare (kernel/fork.c:3243) [ 158.277153][ T3434] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.277289][ T3434] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.277427][ T3434] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.277569][ T3434] ? __ia32_sys_open (fs/open.c:1374) [ 158.277710][ T3434] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.277844][ T3434] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.277984][ T3434] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.278116][ T3434] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.278250][ T3434] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.278392][ T3434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.278565][ T3434] RIP: 0033:0x7f1006ca8bcb [ 158.278713][ T3434] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.279195][ T3434] RSP: 002b:00007ffd45d4e3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.279408][ T3434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1006ca8bcb [ 158.279627][ T3434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.279829][ T3434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.280029][ T3434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd45d505f0 [ 158.280230][ T3434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd45d52877 | [ 158.323275][ T3435] ------------[ cut here ]------------ | [ 158.323466][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3435 | [ 158.323745][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.324194][ T3435] Tainted: [W]=WARN [ 158.324296][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.324481][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.324660][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.325131][ T3435] RSP: 0018:ffa0000001fbfa80 EFLAGS: 00010286 [ 158.325299][ T3435] RAX: 00000000ffffffa6 RBX: ff1100000db5d540 RCX: 1ff40000003f7f16 [ 158.325511][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000db5d5fc [ 158.325721][ T3435] RBP: ff1100000a0a4000 R08: 1fe2200001b6bac1 R09: ff11000009890b80 [ 158.325920][ T3435] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 158.326120][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0a4000 [ 158.326317][ T3435] FS: 00007f8695883840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 158.326558][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.326727][ T3435] CR2: 00007f8695a8a430 CR3: 0000000013534003 CR4: 0000000000771ef0 [ 158.326932][ T3435] PKRU: 55555554 [ 158.327030][ T3435] Call Trace: [ 158.327128][ T3435] [ 158.327198][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.327331][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.327474][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.327576][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.327716][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.327884][ T3435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.328019][ T3435] register_netdev (net/core/dev.c:11552) [ 158.328150][ T3435] loopback_net_init (drivers/net/loopback.c:218) [ 158.328285][ T3435] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 158.328427][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.328536][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.328641][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.328773][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.328908][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.329044][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.329177][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.329314][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.329516][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.329657][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.329790][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.329923][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.330056][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.330190][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.330321][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.330465][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.330609][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.330741][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.330876][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.331041][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.331178][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.331670][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.331872][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.332070][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.332267][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.332474][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.332678][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.337001][ T3435] ------------[ cut here ]------------ | [ 158.337163][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3435 | [ 158.337433][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.337883][ T3435] Tainted: [W]=WARN [ 158.337983][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.338149][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.338321][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.338804][ T3435] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 158.338970][ T3435] RAX: 00000000ffffffa6 RBX: ff11000006050580 RCX: 1ff40000003f7ee9 [ 158.339168][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605063c [ 158.339371][ T3435] RBP: ff11000008adc000 R08: 1fe2200000c0a0c9 R09: ff11000009890b80 [ 158.339577][ T3435] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 158.339779][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008adc000 [ 158.339980][ T3435] FS: 00007f8695883840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 158.340212][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.340383][ T3435] CR2: 00007f8695a8a430 CR3: 0000000013534003 CR4: 0000000000771ef0 [ 158.340592][ T3435] PKRU: 55555554 [ 158.340693][ T3435] Call Trace: [ 158.340797][ T3435] [ 158.340867][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.341003][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.341136][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.341237][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.341378][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.341548][ T3435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.341687][ T3435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.341820][ T3435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.341953][ T3435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.342087][ T3435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.342221][ T3435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.342360][ T3435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.342547][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.342690][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.342794][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.342927][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.343059][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.343194][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.343328][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.343466][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.343629][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.343764][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.343898][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.344029][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.344160][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.344306][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.344444][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.344582][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.344716][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.344852][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.344987][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.345181][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.345319][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.345806][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.346006][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.346202][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.346405][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.346612][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.346810][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.351833][ T3435] ------------[ cut here ]------------ | [ 158.352021][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3435 | [ 158.352288][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.352761][ T3435] Tainted: [W]=WARN [ 158.352864][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.353036][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.353211][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.353705][ T3435] RSP: 0018:ffa0000001fbf8f8 EFLAGS: 00010286 [ 158.353877][ T3435] RAX: 00000000ffffffa6 RBX: ff1100000c17b540 RCX: 1ff40000003f7ee5 [ 158.354077][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17b5fc [ 158.354278][ T3435] RBP: ff110000096cc000 R08: 1fe220000182f6c1 R09: ff11000009890b80 [ 158.354487][ T3435] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 158.354693][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096cc000 [ 158.354903][ T3435] FS: 00007f8695883840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 158.355137][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.355305][ T3435] CR2: 00007f8695a8a430 CR3: 0000000013534003 CR4: 0000000000771ef0 [ 158.355521][ T3435] PKRU: 55555554 [ 158.355627][ T3435] Call Trace: [ 158.355727][ T3435] [ 158.355796][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.355931][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.356064][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.356167][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.356303][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.356481][ T3435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.356623][ T3435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.356756][ T3435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.356891][ T3435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.357028][ T3435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.357173][ T3435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.357312][ T3435] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 158.357453][ T3435] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 158.357598][ T3435] vti_init_net (net/ipv4/ip_vti.c:517) [ 158.357735][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.357839][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.357941][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.358073][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.358209][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.358353][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.358495][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.358636][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.358772][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.358905][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.359040][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.359174][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.359312][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.359518][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.359660][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.359794][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.359927][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.360063][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.360198][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.360423][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.360631][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.361109][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.361312][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.361575][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.361782][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.361983][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.362184][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.367063][ T3435] ------------[ cut here ]------------ | [ 158.367223][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3435 | [ 158.367505][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.367958][ T3435] Tainted: [W]=WARN [ 158.368058][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.368226][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.368404][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.368899][ T3435] RSP: 0018:ffa0000001fbfa78 EFLAGS: 00010286 [ 158.369078][ T3435] RAX: 00000000ffffffa6 RBX: ff1100000e9ade00 RCX: 1ff40000003f7f15 [ 158.369279][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9adebc [ 158.369490][ T3435] RBP: ff11000007f91000 R08: 1fe2200001d35bd9 R09: ff11000009890b80 [ 158.369698][ T3435] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.369896][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f91000 [ 158.370134][ T3435] FS: 00007f8695883840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.370376][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.370552][ T3435] CR2: 000055f164a19438 CR3: 0000000013534005 CR4: 0000000000771ef0 [ 158.370773][ T3435] PKRU: 55555554 [ 158.370873][ T3435] Call Trace: [ 158.370976][ T3435] [ 158.371049][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.371183][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.371319][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.371427][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.371623][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.371789][ T3435] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.371926][ T3435] register_netdev (net/core/dev.c:11552) [ 158.372059][ T3435] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 158.372194][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.372304][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.373099][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.373232][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.373376][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.373517][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.373658][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.373805][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.373940][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.374074][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.374207][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.374343][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.374513][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.374659][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.374793][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.374926][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.375060][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.375193][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.375326][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.375502][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.375660][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.376132][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.376334][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.376542][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.376746][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.376949][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.377148][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.385598][ T3435] ------------[ cut here ]------------ | [ 158.385744][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3435 | [ 158.386017][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.386489][ T3435] Tainted: [W]=WARN [ 158.386598][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.386768][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.386954][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.388106][ T3435] RSP: 0018:ffa0000001fbfa68 EFLAGS: 00010286 [ 158.388282][ T3435] RAX: 00000000ffffffa6 RBX: ff1100000c217000 RCX: 1ff40000003f7f13 [ 158.388491][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2170bc [ 158.388701][ T3435] RBP: ff11000006129000 R08: 1fe2200001842e19 R09: ff11000009890b80 [ 158.388899][ T3435] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.389100][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006129000 [ 158.389304][ T3435] FS: 00007f8695883840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.389550][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.389721][ T3435] CR2: 000055f164a19438 CR3: 0000000013534005 CR4: 0000000000771ef0 [ 158.389921][ T3435] PKRU: 55555554 [ 158.390021][ T3435] Call Trace: [ 158.390121][ T3435] [ 158.390190][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.390324][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.390467][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.390575][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.390714][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.390885][ T3435] register_netdev (net/core/dev.c:11552) [ 158.391018][ T3435] sit_init_net (net/ipv6/sit.c:1860) [ 158.391153][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.391255][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.391360][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.391984][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.392120][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.392258][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.392752][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.392890][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.393029][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.393186][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.393322][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.393459][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.393626][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.393768][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.393904][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.394037][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.394171][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.394305][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.394446][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.394623][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.394764][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.395239][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.395446][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.395654][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.395856][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.396072][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.396276][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.401039][ T3435] ------------[ cut here ]------------ | [ 158.401181][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3435 | [ 158.401492][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.401946][ T3435] Tainted: [W]=WARN [ 158.402050][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.402221][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.402400][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.402891][ T3435] RSP: 0018:ffa0000001fbfa78 EFLAGS: 00010286 [ 158.403060][ T3435] RAX: 00000000ffffffa6 RBX: ff1100001387c3c0 RCX: 1ff40000003f7f15 [ 158.403262][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001387c47c [ 158.403465][ T3435] RBP: ff110000060b9000 R08: 1fe220000270f891 R09: ff11000009890b80 [ 158.403677][ T3435] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.403878][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000060b9000 [ 158.404084][ T3435] FS: 00007f8695883840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.404319][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.404497][ T3435] CR2: 000055f164a19438 CR3: 0000000013534005 CR4: 0000000000771ef0 [ 158.404701][ T3435] PKRU: 55555554 [ 158.404803][ T3435] Call Trace: [ 158.404903][ T3435] [ 158.404976][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.405113][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.405249][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.405357][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.405500][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.405670][ T3435] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.405806][ T3435] register_netdev (net/core/dev.c:11552) [ 158.405942][ T3435] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 158.406079][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.406183][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.406285][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.406422][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.406559][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.406707][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.406846][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.406982][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.407121][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.407256][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.407393][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.407530][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.407666][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.407803][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.407935][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.408066][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.408198][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.408332][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.408478][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.408647][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.408785][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.409258][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.409462][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.409669][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.409869][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.410092][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.410291][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.414194][ T3435] ------------[ cut here ]------------ | [ 158.414888][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3435 | [ 158.415155][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.415666][ T3435] Tainted: [W]=WARN [ 158.415770][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.415938][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.416112][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.416659][ T3435] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 158.416826][ T3435] RAX: 00000000ffffffa6 RBX: ff1100000d907380 RCX: 1ff40000003f7ee9 [ 158.417026][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d90743c [ 158.417228][ T3435] RBP: ff1100000a161000 R08: 1fe2200001b20e89 R09: ff11000009890b80 [ 158.417501][ T3435] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.417704][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a161000 [ 158.417905][ T3435] FS: 00007f8695883840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.418155][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.418333][ T3435] CR2: 000055f164a19438 CR3: 0000000013534005 CR4: 0000000000771ef0 [ 158.418599][ T3435] PKRU: 55555554 [ 158.418699][ T3435] Call Trace: [ 158.418798][ T3435] [ 158.418866][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.418998][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.419131][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.419234][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.419422][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.419594][ T3435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.419729][ T3435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.419860][ T3435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.419993][ T3435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.420125][ T3435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.420263][ T3435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.420452][ T3435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.420598][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.420700][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.420799][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.420930][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.421063][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.421198][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.421336][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.421540][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.421682][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.421813][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.421946][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.422081][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.422215][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.422406][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.422543][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.422680][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.422814][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.422948][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.423085][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.423256][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.423455][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.423937][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.424138][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.424335][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.424598][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.424797][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.424997][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.431163][ T3435] ------------[ cut here ]------------ | [ 158.431303][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3435 | [ 158.432083][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.432622][ T3435] Tainted: [W]=WARN [ 158.432721][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.432887][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.433058][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.433607][ T3435] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 158.433840][ T3435] RAX: 00000000ffffffa6 RBX: ff1100001387d8c0 RCX: 1ff40000003f7ee9 [ 158.434038][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001387d97c [ 158.434242][ T3435] RBP: ff110000095ec000 R08: 1fe220000270fb31 R09: ff11000009890b80 [ 158.434504][ T3435] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 158.434707][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095ec000 [ 158.434906][ T3435] FS: 00007f8695883840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.435169][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.435335][ T3435] CR2: 000055f164a19438 CR3: 0000000013534005 CR4: 0000000000771ef0 [ 158.435599][ T3435] PKRU: 55555554 [ 158.435699][ T3435] Call Trace: [ 158.435797][ T3435] [ 158.435866][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.435999][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.436133][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.436235][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.436425][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.436597][ T3435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.436731][ T3435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.436862][ T3435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.437004][ T3435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.437145][ T3435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.437280][ T3435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.437474][ T3435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.437615][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.437717][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.437817][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.437948][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.438081][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.438218][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.438427][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.438566][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.438706][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.438838][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.438972][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.439115][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.439254][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.439445][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.439585][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.439716][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.439847][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.439982][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.440117][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.440283][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.440492][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.440963][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.441176][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.441434][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.441643][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.441845][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.442043][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.446736][ T3435] ------------[ cut here ]------------ | [ 158.446891][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3435 | [ 158.447170][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.447649][ T3435] Tainted: [W]=WARN [ 158.447754][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.447922][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.448098][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.448586][ T3435] RSP: 0018:ffa0000001fbf918 EFLAGS: 00010286 [ 158.448754][ T3435] RAX: 00000000ffffffa6 RBX: ff1100000fb2f540 RCX: 1ff40000003f7ee9 [ 158.448958][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2f5fc [ 158.449154][ T3435] RBP: ff1100000fdf9000 R08: 1fe2200001f65ec1 R09: ff11000009890b80 [ 158.449359][ T3435] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 158.449619][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fdf9000 [ 158.449820][ T3435] FS: 00007f8695883840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 158.450054][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.450223][ T3435] CR2: 00007f1006ab3574 CR3: 0000000013534002 CR4: 0000000000771ef0 [ 158.450427][ T3435] PKRU: 55555554 [ 158.450532][ T3435] Call Trace: [ 158.450636][ T3435] [ 158.450704][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.450838][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.450970][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.451073][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.451211][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.451384][ T3435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.451521][ T3435] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 158.451658][ T3435] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 158.451793][ T3435] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 158.451927][ T3435] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 158.452059][ T3435] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 158.452196][ T3435] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 158.452330][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.452438][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.452543][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.452681][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.452815][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.452959][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.453092][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.453227][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.453362][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.453502][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.453640][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.453772][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.453907][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.454042][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.454175][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.454314][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.454474][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.454616][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.454749][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.454917][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.455056][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.455542][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.455749][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.455946][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.456146][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.456352][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.456594][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.461155][ T3435] ------------[ cut here ]------------ | [ 158.461314][ T3435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3435 | [ 158.461600][ T3435] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.462099][ T3435] Tainted: [W]=WARN [ 158.462201][ T3435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.462382][ T3435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.462565][ T3435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.463046][ T3435] RSP: 0018:ffa0000001fbfa70 EFLAGS: 00010286 [ 158.463218][ T3435] RAX: 00000000ffffffa6 RBX: ff11000010298040 RCX: 1ff40000003f7f14 [ 158.463452][ T3435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000102980fc [ 158.463660][ T3435] RBP: ff11000013954000 R08: 1fe2200002053021 R09: ff11000009890b80 [ 158.463861][ T3435] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 158.464063][ T3435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013954000 [ 158.464269][ T3435] FS: 00007f8695883840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 158.464792][ T3435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.464964][ T3435] CR2: 00007f1006ab3574 CR3: 0000000013534002 CR4: 0000000000771ef0 [ 158.465190][ T3435] PKRU: 55555554 [ 158.465292][ T3435] Call Trace: [ 158.465396][ T3435] [ 158.465468][ T3435] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.465614][ T3435] ? notifier_call_chain (kernel/notifier.c:85) [ 158.465751][ T3435] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.465855][ T3435] register_netdevice (net/core/dev.c:11488) [ 158.466019][ T3435] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 158.466190][ T3435] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.466326][ T3435] register_netdev (net/core/dev.c:11552) [ 158.466481][ T3435] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 158.466625][ T3435] ops_init (net/core/net_namespace.c:137) [ 158.466729][ T3435] setup_net (net/core/net_namespace.c:446) [ 158.466831][ T3435] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 158.466985][ T3435] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 158.467123][ T3435] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 158.467260][ T3435] copy_net_ns (net/core/net_namespace.c:579) [ 158.467406][ T3435] create_new_namespaces (kernel/nsproxy.c:132) [ 158.467550][ T3435] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 158.467691][ T3435] ksys_unshare (kernel/fork.c:3243) [ 158.467826][ T3435] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.467962][ T3435] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 158.468097][ T3435] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 158.468232][ T3435] ? __ia32_sys_open (fs/open.c:1374) [ 158.468376][ T3435] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 158.468523][ T3435] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 158.468663][ T3435] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.468796][ T3435] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.468959][ T3435] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.469099][ T3435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.469268][ T3435] RIP: 0033:0x7f8695b45bcb [ 158.469415][ T3435] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 158.469915][ T3435] RSP: 002b:00007ffdea6d08c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 158.470133][ T3435] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8695b45bcb [ 158.470337][ T3435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 158.470554][ T3435] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 158.470761][ T3435] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea6d2af0 [ 158.470975][ T3435] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea6d4877 | [ 158.509074][ T3436] ------------[ cut here ]------------ | [ 158.509253][ T3436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3436 | [ 158.509542][ T3436] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.510014][ T3436] Tainted: [W]=WARN [ 158.510119][ T3436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.510291][ T3436] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.510484][ T3436] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.510973][ T3436] RSP: 0018:ffa0000001fcee30 EFLAGS: 00010286 [ 158.511148][ T3436] RAX: 00000000ffffffa6 RBX: ff11000010298200 RCX: 1ff40000003f9d8c [ 158.511362][ T3436] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000102982bc [ 158.511576][ T3436] RBP: ff1100000fd69000 R08: 1fe2200002053059 R09: ff11000009852e80 [ 158.511785][ T3436] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 158.511990][ T3436] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009305588 [ 158.512195][ T3436] FS: 00007fa1adb87840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 158.512445][ T3436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.512629][ T3436] CR2: 000000000042ebe0 CR3: 0000000009161006 CR4: 0000000000771ef0 [ 158.512836][ T3436] PKRU: 55555554 [ 158.512937][ T3436] Call Trace: [ 158.513040][ T3436] [ 158.513110][ T3436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.513249][ T3436] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.513395][ T3436] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.513505][ T3436] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 158.513650][ T3436] __dev_notify_flags (net/core/dev.c:9787) [ 158.513788][ T3436] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 158.513924][ T3436] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 158.514061][ T3436] ? netif_change_name (net/core/dev.c:1495) [ 158.514226][ T3436] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.514372][ T3436] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.514513][ T3436] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.514657][ T3436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.514795][ T3436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.514934][ T3436] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 158.515074][ T3436] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 158.515211][ T3436] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 158.515355][ T3436] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 158.515503][ T3436] veth_newlink (drivers/net/veth.c:1871) [ 158.515647][ T3436] ? veth_poll_controller (drivers/net/veth.c:1470) [ 158.515783][ T3436] ? kasan_save_stack (mm/kasan/common.c:57) [ 158.515922][ T3436] ? kasan_save_track (mm/kasan/common.c:78) [ 158.516059][ T3436] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 158.516218][ T3436] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 158.516361][ T3436] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 158.516508][ T3436] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 158.516651][ T3436] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.516790][ T3436] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 158.516930][ T3436] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 158.517068][ T3436] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 158.517207][ T3436] ? __dev_get_by_name (net/core/dev.c:883) [ 158.517352][ T3436] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 158.517506][ T3436] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 158.517655][ T3436] rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.517797][ T3436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.517935][ T3436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.518076][ T3436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.518215][ T3436] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.518357][ T3436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.518505][ T3436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.518650][ T3436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.518789][ T3436] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.518929][ T3436] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.519067][ T3436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.519208][ T3436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.519354][ T3436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.519496][ T3436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.519636][ T3436] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.519775][ T3436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.519917][ T3436] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.520092][ T3436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.520232][ T3436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.520381][ T3436] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.520525][ T3436] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.520666][ T3436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.520807][ T3436] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.520952][ T3436] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.521094][ T3436] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.521236][ T3436] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.521381][ T3436] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.521526][ T3436] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.521703][ T3436] ? move_addr_to_kernel (net/socket.c:258) [ 158.521846][ T3436] ___sys_sendmsg (net/socket.c:2752) [ 158.521985][ T3436] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.522128][ T3436] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 158.522305][ T3436] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 158.522451][ T3436] __sys_sendmsg (net/socket.c:2784) [ 158.522598][ T3436] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.522741][ T3436] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 158.522881][ T3436] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.523023][ T3436] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.523161][ T3436] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.523299][ T3436] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.523443][ T3436] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.523626][ T3436] RIP: 0033:0x7fa1addc108e [ 158.523774][ T3436] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.524274][ T3436] RSP: 002b:00007fffcfb93be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.524496][ T3436] RAX: ffffffffffffffda RBX: 00007fffcfb94390 RCX: 00007fa1addc108e [ 158.524711][ T3436] RDX: 0000000000000000 RSI: 00007fffcfb93c90 RDI: 0000000000000005 [ 158.524921][ T3436] RBP: 00007fffcfb93bf0 R08: 0000000000000000 R09: 0000000000000000 [ 158.525129][ T3436] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d050 [ 158.525359][ T3436] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcfb94350 | [ 158.543453][ T3436] ------------[ cut here ]------------ | [ 158.543622][ T3436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3436 | [ 158.543891][ T3436] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.544422][ T3436] Tainted: [W]=WARN [ 158.544531][ T3436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.544708][ T3436] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.544884][ T3436] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.545377][ T3436] RSP: 0018:ffa0000001fcf1b0 EFLAGS: 00010286 [ 158.545553][ T3436] RAX: 00000000ffffffa6 RBX: ff1100000b31c740 RCX: 1ff40000003f9dfc [ 158.545760][ T3436] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c7fc [ 158.545965][ T3436] RBP: ff11000013749000 R08: 1fe2200001663901 R09: ff11000009852e80 [ 158.546170][ T3436] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 158.546379][ T3436] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 158.546594][ T3436] FS: 00007fa1adb87840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 158.546834][ T3436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.547003][ T3436] CR2: 000000000042ebe0 CR3: 0000000009161006 CR4: 0000000000771ef0 [ 158.547208][ T3436] PKRU: 55555554 [ 158.547312][ T3436] Call Trace: [ 158.547420][ T3436] [ 158.547550][ T3436] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.547694][ T3436] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.547799][ T3436] __dev_notify_flags (net/core/dev.c:9787) [ 158.547936][ T3436] ? netif_change_name (net/core/dev.c:1495) [ 158.548074][ T3436] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 158.548212][ T3436] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 158.548360][ T3436] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 158.548507][ T3436] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 158.548648][ T3436] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 158.548783][ T3436] ? __dev_get_by_name (net/core/dev.c:883) [ 158.548918][ T3436] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 158.549060][ T3436] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 158.549203][ T3436] rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.549342][ T3436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.549495][ T3436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.549637][ T3436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.549773][ T3436] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.549908][ T3436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.550049][ T3436] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.550183][ T3436] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.550317][ T3436] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.550463][ T3436] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.550614][ T3436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.550749][ T3436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.550886][ T3436] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.551021][ T3436] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.551158][ T3436] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.551295][ T3436] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.551438][ T3436] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.551588][ T3436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.551724][ T3436] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.551862][ T3436] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.552000][ T3436] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.552137][ T3436] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.552275][ T3436] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.552420][ T3436] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.552564][ T3436] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.552708][ T3436] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.552845][ T3436] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.552981][ T3436] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.553149][ T3436] ? move_addr_to_kernel (net/socket.c:258) [ 158.553288][ T3436] ___sys_sendmsg (net/socket.c:2752) [ 158.553430][ T3436] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.553577][ T3436] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 158.553756][ T3436] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 158.553895][ T3436] __sys_sendmsg (net/socket.c:2784) [ 158.554033][ T3436] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.554173][ T3436] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 158.554311][ T3436] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.554455][ T3436] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.554604][ T3436] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.554742][ T3436] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.554878][ T3436] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.555050][ T3436] RIP: 0033:0x7fa1addc108e [ 158.555194][ T3436] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.555696][ T3436] RSP: 002b:00007fffcfb93be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.555902][ T3436] RAX: ffffffffffffffda RBX: 00007fffcfb94390 RCX: 00007fa1addc108e [ 158.556106][ T3436] RDX: 0000000000000000 RSI: 00007fffcfb93c90 RDI: 0000000000000005 [ 158.556310][ T3436] RBP: 00007fffcfb93bf0 R08: 0000000000000000 R09: 0000000000000000 [ 158.556521][ T3436] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d050 [ 158.556727][ T3436] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcfb94350 | [ 158.593403][ T3437] ------------[ cut here ]------------ | [ 158.593596][ T3437] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3437 | [ 158.593864][ T3437] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.594309][ T3437] Tainted: [W]=WARN [ 158.594417][ T3437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.594601][ T3437] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.594773][ T3437] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.595244][ T3437] RSP: 0018:ffa0000001fdf020 EFLAGS: 00010286 [ 158.595418][ T3437] RAX: 00000000ffffffa6 RBX: ff1100000ca6a3c0 RCX: 1ff40000003fbdca [ 158.595628][ T3437] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a47c [ 158.595825][ T3437] RBP: ff11000013749000 R08: 1fe220000194d491 R09: ff1100000a88d158 [ 158.596026][ T3437] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 158.596219][ T3437] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 158.596429][ T3437] FS: 00007fbf65128840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.596712][ T3437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.596878][ T3437] CR2: 000000001a72f988 CR3: 000000001344b001 CR4: 0000000000771ef0 [ 158.597075][ T3437] PKRU: 55555554 [ 158.597172][ T3437] Call Trace: [ 158.597270][ T3437] [ 158.597340][ T3437] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.597486][ T3437] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.597593][ T3437] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 158.597725][ T3437] __dev_notify_flags (net/core/dev.c:9787) [ 158.597858][ T3437] ? netif_change_name (net/core/dev.c:1495) [ 158.597990][ T3437] ? __dev_change_flags (net/core/dev.c:9752) [ 158.598135][ T3437] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 158.598266][ T3437] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.598405][ T3437] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 158.598545][ T3437] netif_change_flags (net/core/dev.c:9820) [ 158.598684][ T3437] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 158.598818][ T3437] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 158.598952][ T3437] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 158.599085][ T3437] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 158.599250][ T3437] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 158.599387][ T3437] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.599525][ T3437] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 158.599659][ T3437] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 158.599791][ T3437] ? __kernel_text_address (kernel/extable.c:79) [ 158.599924][ T3437] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.600059][ T3437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.600192][ T3437] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 158.600326][ T3437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.600556][ T3437] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 158.600691][ T3437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.600825][ T3437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.600957][ T3437] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 158.601091][ T3437] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 158.601223][ T3437] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 158.601427][ T3437] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 158.601634][ T3437] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 158.601768][ T3437] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 158.601903][ T3437] rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.602039][ T3437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.602171][ T3437] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.602308][ T3437] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.602580][ T3437] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.602715][ T3437] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.602852][ T3437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.602985][ T3437] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.603117][ T3437] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.603252][ T3437] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.603428][ T3437] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.603567][ T3437] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.603704][ T3437] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.603837][ T3437] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.603970][ T3437] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.604107][ T3437] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.604240][ T3437] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.604381][ T3437] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.604527][ T3437] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.604662][ T3437] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.604798][ T3437] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.604930][ T3437] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.605067][ T3437] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.605201][ T3437] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.605333][ T3437] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.605479][ T3437] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.605618][ T3437] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.605751][ T3437] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.605886][ T3437] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.606019][ T3437] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.606151][ T3437] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.606315][ T3437] ? move_addr_to_kernel (net/socket.c:258) [ 158.606453][ T3437] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 158.606621][ T3437] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.606754][ T3437] ___sys_sendmsg (net/socket.c:2752) [ 158.606886][ T3437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 158.607053][ T3437] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.607199][ T3437] __sys_sendmsg (net/socket.c:2784) [ 158.607332][ T3437] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.607476][ T3437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 158.607649][ T3437] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 158.607783][ T3437] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.607919][ T3437] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.608051][ T3437] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.608183][ T3437] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.608316][ T3437] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.608489][ T3437] RIP: 0033:0x7fbf6536208e [ 158.608631][ T3437] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.609106][ T3437] RSP: 002b:00007fff4461a0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.609305][ T3437] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf6536208e [ 158.609520][ T3437] RDX: 0000000000000000 RSI: 00007fff4461a150 RDI: 0000000000000005 [ 158.609721][ T3437] RBP: 00007fff4461a0b0 R08: 0000000000000000 R09: 0000000000000000 [ 158.609921][ T3437] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d050 [ 158.610118][ T3437] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4461a820 | [ 158.636763][ T3438] ------------[ cut here ]------------ | [ 158.636965][ T3438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3438 | [ 158.637281][ T3438] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.637882][ T3438] Tainted: [W]=WARN [ 158.638034][ T3438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.638250][ T3438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.638495][ T3438] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.639038][ T3438] RSP: 0018:ffa0000001fef020 EFLAGS: 00010286 [ 158.639261][ T3438] RAX: 00000000ffffffa6 RBX: ff1100000b677c40 RCX: 1ff40000003fddca [ 158.639626][ T3438] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b677cfc [ 158.639972][ T3438] RBP: ff1100000fd69000 R08: 1fe22000016cefa1 R09: ff1100000913d158 [ 158.640285][ T3438] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 158.640650][ T3438] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 158.640993][ T3438] FS: 00007f4526d29840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.641367][ T3438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.641588][ T3438] CR2: 0000000036e3f988 CR3: 000000001344b004 CR4: 0000000000771ef0 [ 158.641847][ T3438] PKRU: 55555554 [ 158.641997][ T3438] Call Trace: [ 158.642158][ T3438] [ 158.642278][ T3438] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.642484][ T3438] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.642649][ T3438] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 158.642836][ T3438] __dev_notify_flags (net/core/dev.c:9787) [ 158.643024][ T3438] ? netif_change_name (net/core/dev.c:1495) [ 158.643210][ T3438] ? __dev_change_flags (net/core/dev.c:9752) [ 158.643413][ T3438] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 158.643609][ T3438] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.643797][ T3438] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 158.643986][ T3438] netif_change_flags (net/core/dev.c:9820) [ 158.644173][ T3438] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 158.644374][ T3438] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 158.644575][ T3438] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 158.644771][ T3438] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 158.644989][ T3438] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 158.645174][ T3438] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.645373][ T3438] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 158.645567][ T3438] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 158.645761][ T3438] ? __kernel_text_address (kernel/extable.c:79) [ 158.645948][ T3438] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.646135][ T3438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.646347][ T3438] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 158.646556][ T3438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.646754][ T3438] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 158.646939][ T3438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.647125][ T3438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.647313][ T3438] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 158.647521][ T3438] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 158.647718][ T3438] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 158.647906][ T3438] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 158.648093][ T3438] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 158.648280][ T3438] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 158.648491][ T3438] rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.648688][ T3438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.648871][ T3438] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.649058][ T3438] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.649241][ T3438] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.649435][ T3438] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.649636][ T3438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.649819][ T3438] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.650005][ T3438] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.650188][ T3438] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.650389][ T3438] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.650582][ T3438] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.650775][ T3438] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.650959][ T3438] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.651143][ T3438] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.651328][ T3438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.651532][ T3438] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.651728][ T3438] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.651910][ T3438] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.652096][ T3438] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.652285][ T3438] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.652491][ T3438] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.652689][ T3438] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.652876][ T3438] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.653060][ T3438] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.653246][ T3438] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.653446][ T3438] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.653651][ T3438] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.653839][ T3438] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.654024][ T3438] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.654207][ T3438] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.654433][ T3438] ? move_addr_to_kernel (net/socket.c:258) [ 158.654633][ T3438] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 158.654819][ T3438] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.655003][ T3438] ___sys_sendmsg (net/socket.c:2752) [ 158.655185][ T3438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 158.655415][ T3438] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.655624][ T3438] __sys_sendmsg (net/socket.c:2784) [ 158.655808][ T3438] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.655990][ T3438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 158.656208][ T3438] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 158.656403][ T3438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.656601][ T3438] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.656789][ T3438] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.656970][ T3438] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.657155][ T3438] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.657385][ T3438] RIP: 0033:0x7f4526f6308e [ 158.657587][ T3438] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.658110][ T3438] RSP: 002b:00007ffe3da0e330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.658374][ T3438] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4526f6308e [ 158.658637][ T3438] RDX: 0000000000000000 RSI: 00007ffe3da0e3e0 RDI: 0000000000000005 [ 158.658897][ T3438] RBP: 00007ffe3da0e340 R08: 0000000000000000 R09: 0000000000000000 [ 158.659144][ T3438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d050 [ 158.659408][ T3438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3da0eab0 | [ 158.661899][ T38] ------------[ cut here ]------------ | [ 158.662067][ T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38 | [ 158.662371][ T38] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.662930][ T38] Tainted: [W]=WARN [ 158.663070][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.663273][ T38] Workqueue: events_unbound linkwatch_event [ 158.663499][ T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.663723][ T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.664205][ T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286 [ 158.664422][ T38] RAX: 00000000ffffffa6 RBX: ff1100000ffe1700 RCX: 1ff4000000055f02 [ 158.664670][ T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe17bc [ 158.664902][ T38] RBP: ff11000013749000 R08: 1fe2200001ffc2f9 R09: ff11000001da2ea8 [ 158.665208][ T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 158.665450][ T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 158.665697][ T38] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.666036][ T38] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.666235][ T38] CR2: 0000000036e3f988 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 158.666567][ T38] PKRU: 55555554 [ 158.666715][ T38] Call Trace: [ 158.666855][ T38] [ 158.666970][ T38] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.667145][ T38] ? notifier_call_chain (kernel/notifier.c:85) [ 158.667318][ T38] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.667488][ T38] netif_state_change (net/core/dev.c:1605) [ 158.667672][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.667873][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 158.668045][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 158.668293][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.668488][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 158.668673][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 158.668846][ T38] process_one_work (kernel/workqueue.c:3314) [ 158.669099][ T38] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 158.669271][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.669464][ T38] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 158.669661][ T38] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 158.669909][ T38] kthread (kernel/kthread.c:436) [ 158.670049][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 158.670252][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 158.670525][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 158.670711][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 158.670913][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 158.671087][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 158.671334][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 158.723909][ T3440] ------------[ cut here ]------------ | [ 158.724075][ T3440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3440 | [ 158.724343][ T3440] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.724808][ T3440] Tainted: [W]=WARN [ 158.724909][ T3440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.725075][ T3440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.725248][ T3440] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.725974][ T3440] RSP: 0018:ffa000000200f150 EFLAGS: 00010286 [ 158.726141][ T3440] RAX: 00000000ffffffa6 RBX: ff1100000fa24c80 RCX: 1ff4000000401df0 [ 158.726342][ T3440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa24d3c [ 158.726549][ T3440] RBP: ff1100000fd69000 R08: 1fe2200001f449a9 R09: ff1100000913ae58 [ 158.726751][ T3440] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 158.726948][ T3440] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbf6a40 [ 158.727149][ T3440] FS: 00007fe4b50dc840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 158.727391][ T3440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.727565][ T3440] CR2: 00000000004ebb28 CR3: 0000000009161002 CR4: 0000000000771ef0 [ 158.727773][ T3440] PKRU: 55555554 [ 158.727872][ T3440] Call Trace: [ 158.727970][ T3440] [ 158.728038][ T3440] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.728171][ T3440] ? notifier_call_chain (kernel/notifier.c:85) [ 158.728305][ T3440] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.728412][ T3440] netif_state_change (net/core/dev.c:1605) [ 158.728549][ T3440] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.728748][ T3440] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 158.728917][ T3440] linkwatch_sync_dev (net/core/link_watch.c:295) [ 158.729049][ T3440] rtnl_getlink (net/core/rtnetlink.c:4273) [ 158.729181][ T3440] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.729315][ T3440] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.729452][ T3440] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 158.729633][ T3440] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.729766][ T3440] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.729899][ T3440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.730050][ T3440] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.730181][ T3440] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.730317][ T3440] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.730455][ T3440] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.730595][ T3440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.730731][ T3440] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.730863][ T3440] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 158.730995][ T3440] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.731126][ T3440] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.731267][ T3440] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.731407][ T3440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.731546][ T3440] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.731684][ T3440] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.731818][ T3440] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.731949][ T3440] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.732092][ T3440] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.732238][ T3440] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.732378][ T3440] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.732517][ T3440] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.732655][ T3440] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.732790][ T3440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.732927][ T3440] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.733061][ T3440] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.733196][ T3440] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.733331][ T3440] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.733480][ T3440] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.733619][ T3440] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.733784][ T3440] ? move_addr_to_kernel (net/socket.c:258) [ 158.733938][ T3440] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 158.734072][ T3440] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 158.734238][ T3440] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 158.734378][ T3440] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 158.734550][ T3440] ___sys_sendmsg (net/socket.c:2752) [ 158.734688][ T3440] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.734821][ T3440] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.734962][ T3440] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 158.735093][ T3440] ? do_getsockname (net/socket.c:2192) [ 158.735228][ T3440] __sys_sendmsg (net/socket.c:2784) [ 158.735363][ T3440] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.735508][ T3440] ? __sys_getsockname (net/socket.c:2210) [ 158.735648][ T3440] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.735800][ T3440] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.735931][ T3440] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.736064][ T3440] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.736197][ T3440] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.736370][ T3440] RIP: 0033:0x7fe4b531608e [ 158.736513][ T3440] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.736994][ T3440] RSP: 002b:00007ffd81bb3400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.737195][ T3440] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe4b531608e [ 158.737402][ T3440] RDX: 0000000000000000 RSI: 00007ffd81bb34b0 RDI: 0000000000000006 [ 158.737611][ T3440] RBP: 00007ffd81bb3410 R08: 0000000000000000 R09: 0000000000000000 [ 158.737806][ T3440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d050 [ 158.738001][ T3440] R13: 00007ffd81bb3560 R14: 000000000000000d R15: 00007ffd81bb487a | [ 158.826359][ T3443] ------------[ cut here ]------------ | [ 158.826596][ T3443] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3443 | [ 158.826920][ T3443] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.827495][ T3443] Tainted: [W]=WARN [ 158.827664][ T3443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.827885][ T3443] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.828114][ T3443] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.828681][ T3443] RSP: 0018:ffa000000203f1b0 EFLAGS: 00010286 [ 158.828903][ T3443] RAX: 00000000ffffffa6 RBX: ff11000008f658c0 RCX: 1ff4000000407dfc [ 158.829155][ T3443] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6597c [ 158.829423][ T3443] RBP: ff1100000e3e4000 R08: 1fe22000011ecb31 R09: ff1100000eb1d180 [ 158.829699][ T3443] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 158.829955][ T3443] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 158.830211][ T3443] FS: 00007fefcf690840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.830523][ T3443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.830757][ T3443] CR2: 00007fefcf889460 CR3: 000000000fc6e002 CR4: 0000000000771ef0 [ 158.831013][ T3443] PKRU: 55555554 [ 158.831165][ T3443] Call Trace: [ 158.831318][ T3443] [ 158.831454][ T3443] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.831665][ T3443] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.831821][ T3443] __dev_notify_flags (net/core/dev.c:9787) [ 158.832011][ T3443] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 158.832201][ T3443] ? netif_change_name (net/core/dev.c:1495) [ 158.832406][ T3443] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 158.832610][ T3443] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 158.832802][ T3443] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 158.832991][ T3443] ? __dev_get_by_name (net/core/dev.c:883) [ 158.833177][ T3443] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 158.833388][ T3443] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 158.833597][ T3443] rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.833793][ T3443] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.833980][ T3443] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.834166][ T3443] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.834367][ T3443] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.834564][ T3443] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.834765][ T3443] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.834956][ T3443] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.835143][ T3443] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.835331][ T3443] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.835541][ T3443] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.835740][ T3443] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.835931][ T3443] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.836118][ T3443] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.836307][ T3443] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.836514][ T3443] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.836713][ T3443] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.836906][ T3443] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.837093][ T3443] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.837282][ T3443] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.837494][ T3443] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.837694][ T3443] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.837884][ T3443] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.838074][ T3443] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.838263][ T3443] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.838478][ T3443] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.838676][ T3443] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.838863][ T3443] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.839083][ T3443] ? move_addr_to_kernel (net/socket.c:258) [ 158.839276][ T3443] ___sys_sendmsg (net/socket.c:2752) [ 158.839482][ T3443] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.839680][ T3443] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.839879][ T3443] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 158.840070][ T3443] __sys_sendmsg (net/socket.c:2784) [ 158.840258][ T3443] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.840465][ T3443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.840672][ T3443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.840859][ T3443] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.841046][ T3443] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.841234][ T3443] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.841438][ T3443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.841673][ T3443] RIP: 0033:0x7fefcf8ca08e [ 158.841867][ T3443] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.842416][ T3443] RSP: 002b:00007ffe2bdbf990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.842693][ T3443] RAX: ffffffffffffffda RBX: 00007ffe2bdc0140 RCX: 00007fefcf8ca08e [ 158.842951][ T3443] RDX: 0000000000000000 RSI: 00007ffe2bdbfa40 RDI: 0000000000000005 [ 158.843207][ T3443] RBP: 00007ffe2bdbf9a0 R08: 0000000000000000 R09: 0000000000000000 [ 158.843482][ T3443] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d051 [ 158.843770][ T3443] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2bdc0110 | [ 158.877771][ T3444] ------------[ cut here ]------------ | [ 158.877952][ T3444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3444 | [ 158.878226][ T3444] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.878693][ T3444] Tainted: [W]=WARN [ 158.878794][ T3444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.878964][ T3444] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.879139][ T3444] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.879669][ T3444] RSP: 0018:ffa000000203f1b0 EFLAGS: 00010286 [ 158.879838][ T3444] RAX: 00000000ffffffa6 RBX: ff1100000a186040 RCX: 1ff4000000407dfc [ 158.880488][ T3444] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1860fc [ 158.880765][ T3444] RBP: ff1100000ce99000 R08: 1fe2200001430c21 R09: ff1100000eb1ae80 [ 158.880964][ T3444] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 158.881161][ T3444] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 158.881477][ T3444] FS: 00007fef1edd8840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 158.881725][ T3444] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.881895][ T3444] CR2: 00007fef1f14d040 CR3: 000000000c513003 CR4: 0000000000771ef0 [ 158.882097][ T3444] PKRU: 55555554 [ 158.882198][ T3444] Call Trace: [ 158.882313][ T3444] [ 158.882478][ T3444] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.882634][ T3444] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.882748][ T3444] __dev_notify_flags (net/core/dev.c:9787) [ 158.882883][ T3444] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 158.883018][ T3444] ? netif_change_name (net/core/dev.c:1495) [ 158.883158][ T3444] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 158.883295][ T3444] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 158.883519][ T3444] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 158.883677][ T3444] ? __dev_get_by_name (net/core/dev.c:883) [ 158.883811][ T3444] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 158.883952][ T3444] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 158.884091][ T3444] rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.884229][ T3444] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.884454][ T3444] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.884596][ T3444] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.884729][ T3444] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.884862][ T3444] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.885031][ T3444] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.885167][ T3444] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.885305][ T3444] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.885526][ T3444] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.885664][ T3444] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.885797][ T3444] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.885932][ T3444] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.886097][ T3444] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.886240][ T3444] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.886449][ T3444] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.886607][ T3444] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.886748][ T3444] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.886883][ T3444] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.887020][ T3444] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.887157][ T3444] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.887297][ T3444] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.887485][ T3444] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.887625][ T3444] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.887788][ T3444] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.887924][ T3444] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.888060][ T3444] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.888194][ T3444] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.888367][ T3444] ? move_addr_to_kernel (net/socket.c:258) [ 158.888516][ T3444] ___sys_sendmsg (net/socket.c:2752) [ 158.888659][ T3444] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.888821][ T3444] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.888970][ T3444] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 158.889107][ T3444] __sys_sendmsg (net/socket.c:2784) [ 158.889247][ T3444] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.889415][ T3444] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.889563][ T3444] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.889706][ T3444] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.889840][ T3444] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.889974][ T3444] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.890109][ T3444] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.890278][ T3444] RIP: 0033:0x7fef1f01208e [ 158.890424][ T3444] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.890968][ T3444] RSP: 002b:00007ffea468dd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.891174][ T3444] RAX: ffffffffffffffda RBX: 00007ffea468e4f0 RCX: 00007fef1f01208e [ 158.891385][ T3444] RDX: 0000000000000000 RSI: 00007ffea468ddf0 RDI: 0000000000000005 [ 158.891595][ T3444] RBP: 00007ffea468dd50 R08: 0000000000000000 R09: 0000000000000000 [ 158.891798][ T3444] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d051 [ 158.891999][ T3444] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea468e4c0 | [ 158.917190][ T3445] ------------[ cut here ]------------ | [ 158.917393][ T3445] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3445 | [ 158.917722][ T3445] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.918294][ T3445] Tainted: [W]=WARN [ 158.918459][ T3445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.918706][ T3445] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.918934][ T3445] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.919823][ T3445] RSP: 0018:ffa0000001bcf020 EFLAGS: 00010286 [ 158.920059][ T3445] RAX: 00000000ffffffa6 RBX: ff1100000c17ae40 RCX: 1ff4000000379dca [ 158.920310][ T3445] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17aefc [ 158.920745][ T3445] RBP: ff1100000e3e4000 R08: 1fe220000182f5e1 R09: ff1100000eb18b58 [ 158.920999][ T3445] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 158.921244][ T3445] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 158.921515][ T3445] FS: 00007f581aa55840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 158.921862][ T3445] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.922085][ T3445] CR2: 00000000096f6988 CR3: 000000000edbf004 CR4: 0000000000771ef0 [ 158.922375][ T3445] PKRU: 55555554 [ 158.922532][ T3445] Call Trace: [ 158.922698][ T3445] [ 158.922820][ T3445] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.923004][ T3445] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.923155][ T3445] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 158.923366][ T3445] __dev_notify_flags (net/core/dev.c:9787) [ 158.923564][ T3445] ? netif_change_name (net/core/dev.c:1495) [ 158.923755][ T3445] ? __dev_change_flags (net/core/dev.c:9752) [ 158.923940][ T3445] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 158.924122][ T3445] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.924309][ T3445] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 158.924515][ T3445] netif_change_flags (net/core/dev.c:9820) [ 158.924713][ T3445] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 158.924897][ T3445] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 158.925085][ T3445] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 158.925271][ T3445] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 158.925505][ T3445] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 158.925699][ T3445] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.925884][ T3445] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 158.926067][ T3445] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 158.926285][ T3445] ? __kernel_text_address (kernel/extable.c:79) [ 158.926495][ T3445] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.926697][ T3445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.926882][ T3445] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 158.927067][ T3445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.927254][ T3445] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 158.927451][ T3445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.927681][ T3445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.927867][ T3445] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 158.928052][ T3445] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 158.928234][ T3445] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 158.928453][ T3445] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 158.928662][ T3445] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 158.928850][ T3445] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 158.929038][ T3445] rtnl_newlink (net/core/rtnetlink.c:4150) [ 158.929235][ T3445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.929431][ T3445] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.929681][ T3445] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.929881][ T3445] ? mark_usage (kernel/locking/lockdep.c:4674) [ 158.930063][ T3445] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.930249][ T3445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.930448][ T3445] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.930650][ T3445] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.930833][ T3445] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.931043][ T3445] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 158.931236][ T3445] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 158.931433][ T3445] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.931628][ T3445] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.931844][ T3445] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.932032][ T3445] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.932214][ T3445] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 158.932414][ T3445] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 158.932608][ T3445] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 158.932794][ T3445] ? netlink_ack (./include/linux/skbuff.h:2718) [ 158.932984][ T3445] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 158.933168][ T3445] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 158.933370][ T3445] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 158.933588][ T3445] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 158.933783][ T3445] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.933976][ T3445] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 158.934161][ T3445] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 158.934363][ T3445] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 158.934554][ T3445] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 158.934768][ T3445] ? copy_msghdr_from_user (net/socket.c:2635) [ 158.934959][ T3445] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 158.935175][ T3445] ? move_addr_to_kernel (net/socket.c:258) [ 158.935382][ T3445] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 158.935573][ T3445] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.935771][ T3445] ___sys_sendmsg (net/socket.c:2752) [ 158.935957][ T3445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 158.936174][ T3445] ? copy_msghdr_from_user (net/socket.c:2603) [ 158.936383][ T3445] __sys_sendmsg (net/socket.c:2784) [ 158.936576][ T3445] ? __sys_sendmsg_sock (net/socket.c:2765) [ 158.936768][ T3445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 158.936989][ T3445] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 158.937171][ T3445] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.937371][ T3445] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 158.937563][ T3445] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 158.937754][ T3445] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 158.937939][ T3445] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 158.938153][ T3445] RIP: 0033:0x7f581ac8f08e [ 158.938359][ T3445] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 158.938922][ T3445] RSP: 002b:00007ffc58337180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 158.939187][ T3445] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f581ac8f08e [ 158.939466][ T3445] RDX: 0000000000000000 RSI: 00007ffc58337230 RDI: 0000000000000005 [ 158.939739][ T3445] RBP: 00007ffc58337190 R08: 0000000000000000 R09: 0000000000000000 [ 158.939991][ T3445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d051 [ 158.940243][ T3445] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc58337900 | [ 158.989504][ T3446] ------------[ cut here ]------------ | [ 158.989686][ T3446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3446 | [ 158.989955][ T3446] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 158.990701][ T3446] Tainted: [W]=WARN [ 158.990802][ T3446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.990967][ T3446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 158.991140][ T3446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 158.993886][ T3446] RSP: 0018:ffa000000203f020 EFLAGS: 00010286 [ 158.994052][ T3446] RAX: 00000000ffffffa6 RBX: ff1100000996f1c0 RCX: 1ff4000000407dca [ 158.994248][ T3446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996f27c [ 158.994450][ T3446] RBP: ff1100000ce99000 R08: 1fe220000132de51 R09: ff1100000fc35158 [ 158.994690][ T3446] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 158.994886][ T3446] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 158.995086][ T3446] FS: 00007fd2dc060840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 158.995319][ T3446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.995498][ T3446] CR2: 00007fd2dc3301a0 CR3: 0000000009161003 CR4: 0000000000771ef0 [ 158.995702][ T3446] PKRU: 55555554 [ 158.995800][ T3446] Call Trace: [ 158.995898][ T3446] [ 158.995967][ T3446] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 158.996103][ T3446] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 158.996204][ T3446] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 158.996335][ T3446] __dev_notify_flags (net/core/dev.c:9787) [ 158.996483][ T3446] ? netif_change_name (net/core/dev.c:1495) [ 158.996826][ T3446] ? __dev_change_flags (net/core/dev.c:9752) [ 158.996986][ T3446] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 158.997122][ T3446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 158.997255][ T3446] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 158.997394][ T3446] netif_change_flags (net/core/dev.c:9820) [ 158.997535][ T3446] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 158.997673][ T3446] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 158.997807][ T3446] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 158.997942][ T3446] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 158.998108][ T3446] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 158.998240][ T3446] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 158.998379][ T3446] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 158.998515][ T3446] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 158.998650][ T3446] ? __kernel_text_address (kernel/extable.c:79) [ 158.998783][ T3446] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 158.998917][ T3446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 158.999050][ T3446] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 158.999182][ T3446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.999314][ T3446] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 158.999449][ T3446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.999589][ T3446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.999721][ T3446] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 158.999853][ T3446] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 158.999988][ T3446] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 159.000120][ T3446] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 159.000256][ T3446] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 159.000397][ T3446] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 159.000541][ T3446] rtnl_newlink (net/core/rtnetlink.c:4150) [ 159.000683][ T3446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 159.000818][ T3446] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 159.000951][ T3446] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 159.001086][ T3446] ? mark_usage (kernel/locking/lockdep.c:4674) [ 159.001219][ T3446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 159.001359][ T3446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 159.001497][ T3446] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 159.001632][ T3446] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 159.001765][ T3446] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 159.001899][ T3446] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 159.002040][ T3446] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 159.002173][ T3446] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 159.002309][ T3446] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 159.002446][ T3446] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 159.002626][ T3446] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 159.002757][ T3446] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 159.002894][ T3446] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 159.003027][ T3446] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 159.003160][ T3446] ? netlink_ack (./include/linux/skbuff.h:2718) [ 159.003323][ T3446] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 159.003466][ T3446] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 159.003880][ T3446] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 159.004015][ T3446] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 159.004146][ T3446] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 159.004281][ T3446] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 159.004420][ T3446] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 159.004563][ T3446] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 159.004701][ T3446] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 159.004834][ T3446] ? copy_msghdr_from_user (net/socket.c:2635) [ 159.004966][ T3446] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 159.005137][ T3446] ? move_addr_to_kernel (net/socket.c:258) [ 159.005271][ T3446] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 159.005409][ T3446] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 159.005866][ T3446] ___sys_sendmsg (net/socket.c:2752) [ 159.006028][ T3446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 159.006194][ T3446] ? copy_msghdr_from_user (net/socket.c:2603) [ 159.006338][ T3446] __sys_sendmsg (net/socket.c:2784) [ 159.006481][ T3446] ? __sys_sendmsg_sock (net/socket.c:2765) [ 159.006617][ T3446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 159.006782][ T3446] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 159.006913][ T3446] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 159.007068][ T3446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 159.007205][ T3446] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 159.007340][ T3446] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 159.007495][ T3446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 159.007660][ T3446] RIP: 0033:0x7fd2dc29a08e [ 159.007799][ T3446] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 159.008272][ T3446] RSP: 002b:00007ffcd93c7ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 159.008514][ T3446] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd2dc29a08e [ 159.008724][ T3446] RDX: 0000000000000000 RSI: 00007ffcd93c7fa0 RDI: 0000000000000005 [ 159.008949][ T3446] RBP: 00007ffcd93c7f00 R08: 0000000000000000 R09: 0000000000000000 [ 159.009153][ T3446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d051 [ 159.009356][ T3446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd93c8670 | [ 160.354250][ T12] ------------[ cut here ]------------ | [ 160.354434][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 160.354704][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.355164][ T12] Tainted: [W]=WARN [ 160.355261][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.355423][ T12] Workqueue: netns cleanup_net [ 160.355561][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.355730][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.356188][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 160.356358][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c415000 RCX: 1ff4000000018ec7 [ 160.356605][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4150bc [ 160.356813][ T12] RBP: ff1100000ce99000 R08: 1fe2200001882a19 R09: ff11000001aed1d0 [ 160.357000][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 160.357186][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 160.357449][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 160.357690][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.357850][ T12] CR2: 00007f4e2aaa0f98 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 160.358039][ T12] PKRU: 55555554 [ 160.358133][ T12] Call Trace: [ 160.358229][ T12] [ 160.358296][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.358491][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.358595][ T12] netif_close_many (net/core/dev.c:1804) [ 160.358722][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 160.358853][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 160.359009][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 160.359162][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.359290][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.359488][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.359621][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.359747][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.359870][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.359991][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.360117][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.360242][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.360377][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.360501][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.360628][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.360750][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.360870][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.361001][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.361124][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.361250][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.361385][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.361513][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.361645][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.361774][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.361899][ T12] kthread (kernel/kthread.c:436) [ 160.361994][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.362150][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.362276][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.362408][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.362569][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.362699][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.362824][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.366711][ T12] ------------[ cut here ]------------ | [ 160.366846][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 160.367082][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.367532][ T12] Tainted: [W]=WARN [ 160.367627][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.367777][ T12] Workqueue: netns cleanup_net [ 160.367903][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.368064][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.368562][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.368719][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c1d2900 RCX: 1ff4000000018eed [ 160.368899][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d29bc [ 160.369078][ T12] RBP: ff11000013954000 R08: 1fe220000183a539 R09: ff11000001aed1d0 [ 160.369258][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 160.369494][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.369683][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 160.369894][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.370045][ T12] CR2: 00007f43aa85c2a0 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 160.370225][ T12] PKRU: 55555554 [ 160.370314][ T12] Call Trace: [ 160.370459][ T12] [ 160.370529][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.370740][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.370888][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.371013][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.371134][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.371255][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.371435][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.371563][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.371687][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.371807][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.371930][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.372051][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.372169][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.372290][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.372455][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.372592][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.372718][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.372836][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.372960][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.373084][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.373205][ T12] kthread (kernel/kthread.c:436) [ 160.373298][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.373571][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.373701][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.373822][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.373972][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.374091][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.374213][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.378114][ T12] ------------[ cut here ]------------ | [ 160.378247][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 160.378574][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.379008][ T12] Tainted: [W]=WARN [ 160.379106][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.379253][ T12] Workqueue: netns cleanup_net [ 160.379385][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.379549][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.379978][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.380133][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5be00 RCX: 1ff4000000018eed [ 160.380315][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5bebc [ 160.380502][ T12] RBP: ff1100000fdf9000 R08: 1fe2200001feb7d9 R09: ff11000001aed1d0 [ 160.380682][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.380858][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.381042][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.381252][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.381406][ T12] CR2: 00007f4fa2bbd040 CR3: 000000000efd7002 CR4: 0000000000771ef0 [ 160.381595][ T12] PKRU: 55555554 [ 160.381685][ T12] Call Trace: [ 160.381774][ T12] [ 160.381839][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.381996][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.382144][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.382264][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.382389][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.382515][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.382641][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.382763][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.382884][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.383007][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.383131][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.383256][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.383379][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.383507][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.383637][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.383758][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.383884][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.384007][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.384132][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.384260][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.384384][ T12] kthread (kernel/kthread.c:436) [ 160.384480][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.384642][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.384770][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.384891][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.385042][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.385164][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.385287][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.388035][ T12] ------------[ cut here ]------------ | [ 160.388205][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.388948][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.389633][ T12] Tainted: [W]=WARN [ 160.389819][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.390064][ T12] Workqueue: netns cleanup_net [ 160.390289][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.390572][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.391099][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.391411][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a740 RCX: 1ff4000000018eed [ 160.391709][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a7fc [ 160.391982][ T12] RBP: ff110000095ec000 R08: 1fe2200001feb501 R09: ff11000001aed1d0 [ 160.392255][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.392555][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.392838][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.393142][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.393408][ T12] CR2: 000055f6c13c0a08 CR3: 000000000b4d0003 CR4: 0000000000771ef0 [ 160.393713][ T12] PKRU: 55555554 [ 160.393899][ T12] Call Trace: [ 160.394139][ T12] [ 160.394443][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.394776][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.395067][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.395329][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.395628][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.395871][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.396047][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.396221][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.396403][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.396585][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.396767][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.396939][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.397108][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.397283][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.397476][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.397662][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.397836][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.398009][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.398186][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.398379][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.398560][ T12] kthread (kernel/kthread.c:436) [ 160.398709][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.398908][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.399080][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.399252][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.399469][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.399650][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.399826][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.402363][ T12] ------------[ cut here ]------------ | [ 160.402535][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.402826][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.403370][ T12] Tainted: [W]=WARN [ 160.403520][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.403740][ T12] Workqueue: netns cleanup_net [ 160.403917][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.404120][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.404613][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.404816][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5b8c0 RCX: 1ff4000000018eed [ 160.405044][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5b97c [ 160.405276][ T12] RBP: ff1100000a161000 R08: 1fe2200001feb731 R09: ff11000001aed1d0 [ 160.405523][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.405766][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.405994][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.406254][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.406478][ T12] CR2: 000055f6c13c0a08 CR3: 000000000b4d0003 CR4: 0000000000771ef0 [ 160.406753][ T12] PKRU: 55555554 [ 160.406894][ T12] Call Trace: [ 160.407033][ T12] [ 160.407145][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.407384][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.407593][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.407769][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.407945][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.408116][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.408289][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.408485][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.408672][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.408844][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.409022][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.409196][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.409382][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.409569][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.409751][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.409926][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.410103][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.410278][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.410474][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.410662][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.410833][ T12] kthread (kernel/kthread.c:436) [ 160.410976][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.411174][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.411361][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.411543][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.411762][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.411933][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.412106][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.414873][ T12] ------------[ cut here ]------------ | [ 160.415052][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.415928][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.416594][ T12] Tainted: [W]=WARN [ 160.416789][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.417042][ T12] Workqueue: netns cleanup_net [ 160.417269][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.417572][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.418135][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.418413][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1e00 RCX: 1ff4000000018eed [ 160.418718][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe1ebc [ 160.418994][ T12] RBP: ff110000060b9000 R08: 1fe2200001ffc3d9 R09: ff11000001aed1d0 [ 160.419271][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.419569][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.419856][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.420162][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.420427][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.420722][ T12] PKRU: 55555554 [ 160.420909][ T12] Call Trace: [ 160.421093][ T12] [ 160.421255][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.421531][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.421787][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.422007][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.422231][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.422471][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.422700][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.422919][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.423142][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.423384][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.423682][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.423958][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.424224][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.424514][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.424789][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.425060][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.425328][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.425628][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.425834][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.426008][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.426179][ T12] kthread (kernel/kthread.c:436) [ 160.426322][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.426551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.426734][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.426908][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.427107][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.427278][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.427460][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.430215][ T12] ------------[ cut here ]------------ | [ 160.430821][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.431153][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.431888][ T12] Tainted: [W]=WARN [ 160.432077][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.432322][ T12] Workqueue: netns cleanup_net [ 160.432571][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.432840][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.433388][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.433659][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe11c0 RCX: 1ff4000000018eed [ 160.433938][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe127c [ 160.434223][ T12] RBP: ff11000006129000 R08: 1fe2200001ffc251 R09: ff11000001aed1d0 [ 160.434518][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.434805][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.435084][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.435410][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.435679][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.435958][ T12] PKRU: 55555554 [ 160.436180][ T12] Call Trace: [ 160.436430][ T12] [ 160.436749][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.437128][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.437520][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.437798][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.437994][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.438162][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.438338][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.438538][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.438799][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.438970][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.439179][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.439402][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.439587][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.439781][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.439953][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.440128][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.440305][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.440574][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.440836][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.441013][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.441183][ T12] kthread (kernel/kthread.c:436) [ 160.441327][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.441551][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.441730][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.441980][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.442181][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.442371][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.442555][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.445619][ T12] ------------[ cut here ]------------ | [ 160.445855][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.446134][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.447036][ T12] Tainted: [W]=WARN [ 160.447263][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.447530][ T12] Workqueue: netns cleanup_net [ 160.447765][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.448022][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.448563][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.448827][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0ac0 RCX: 1ff4000000018eed [ 160.449098][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe0b7c [ 160.449384][ T12] RBP: ff11000007f91000 R08: 1fe2200001ffc171 R09: ff11000001aed1d0 [ 160.449679][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.449954][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.450244][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.450625][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.450890][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.451173][ T12] PKRU: 55555554 [ 160.451379][ T12] Call Trace: [ 160.451583][ T12] [ 160.451763][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.452024][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.452288][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.452538][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.452770][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.452993][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.453213][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.453446][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.453726][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.453949][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.454180][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.454421][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.454660][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.454895][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.455142][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.455406][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.455653][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.455901][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.456143][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.456383][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.456652][ T12] kthread (kernel/kthread.c:436) [ 160.456847][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.457148][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.457337][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.457532][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.457745][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.457918][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.458090][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.460714][ T12] ------------[ cut here ]------------ | [ 160.460877][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.461163][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.462504][ T12] Tainted: [W]=WARN [ 160.462711][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.462960][ T12] Workqueue: netns cleanup_net [ 160.463183][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.463452][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.464027][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.464286][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1380 RCX: 1ff4000000018eed [ 160.464584][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe143c [ 160.464869][ T12] RBP: ff110000096cc000 R08: 1fe2200001ffc289 R09: ff11000001aed1d0 [ 160.465143][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.465431][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.465940][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.466248][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.466518][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.466804][ T12] PKRU: 55555554 [ 160.467007][ T12] Call Trace: [ 160.467197][ T12] [ 160.467375][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.467649][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.467897][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.468307][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.468562][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.468788][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.469009][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.469238][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.469483][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.469714][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.469937][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.470159][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.470393][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.470635][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.470887][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.471109][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.471329][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.471622][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.471893][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.472174][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.472453][ T12] kthread (kernel/kthread.c:436) [ 160.472702][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.472993][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.473264][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.473559][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.473818][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.473988][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.474161][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.476752][ T12] ------------[ cut here ]------------ | [ 160.476926][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.477212][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.478323][ T12] Tainted: [W]=WARN [ 160.478536][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.478794][ T12] Workqueue: netns cleanup_net [ 160.479028][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.479286][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.479862][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.480111][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe0580 RCX: 1ff4000000018eed [ 160.480411][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe063c [ 160.480709][ T12] RBP: ff11000008adc000 R08: 1fe2200001ffc0c9 R09: ff11000001aed1d0 [ 160.480984][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.481264][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.481565][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.481896][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.482141][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.482432][ T12] PKRU: 55555554 [ 160.482632][ T12] Call Trace: [ 160.482819][ T12] [ 160.482978][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.483227][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.483513][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.483754][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.483973][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.484235][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.484533][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.484838][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.485104][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.485404][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.485652][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.485835][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.486006][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.486179][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.486376][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.486558][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.486742][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.486911][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.487086][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.487261][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.487449][ T12] kthread (kernel/kthread.c:436) [ 160.487601][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.487808][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.487982][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.488153][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.488402][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.488694][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.488869][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.491755][ T12] ------------[ cut here ]------------ | [ 160.491931][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.492211][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.493143][ T12] Tainted: [W]=WARN [ 160.493329][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.493605][ T12] Workqueue: netns cleanup_net [ 160.493861][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.494119][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.494683][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 160.494946][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c040 RCX: 1ff4000000018eed [ 160.495220][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c0fc [ 160.495514][ T12] RBP: ff1100000ce99000 R08: 1fe2200001663821 R09: ff11000001aed1d0 [ 160.495810][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.496086][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.496380][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.496701][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.496948][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.497239][ T12] PKRU: 55555554 [ 160.497442][ T12] Call Trace: [ 160.497644][ T12] [ 160.497804][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.498070][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.498314][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 160.498548][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 160.498776][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.498994][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 160.499210][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.499442][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 160.499678][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.499894][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.500112][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.500329][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.500565][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.500791][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.501005][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.501224][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.501491][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.501748][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.501975][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.502197][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.502426][ T12] kthread (kernel/kthread.c:436) [ 160.502635][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.502913][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.503136][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.503383][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.503702][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.503967][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.504265][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.516013][ T3478] ------------[ cut here ]------------ | [ 160.516208][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.516483][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.516950][ T3478] Tainted: [W]=WARN [ 160.517050][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.517239][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.517418][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.517897][ T3478] RSP: 0018:ffa00000020ffa80 EFLAGS: 00010286 [ 160.518066][ T3478] RAX: 00000000ffffffa6 RBX: ff1100000bbbb380 RCX: 1ff400000041ff16 [ 160.518289][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bbbb43c [ 160.518500][ T3478] RBP: ff110000138d1000 R08: 1fe2200001777689 R09: ff1100000ffcd180 [ 160.518722][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.518920][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138d1000 [ 160.519118][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.519354][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.519529][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.519732][ T3478] PKRU: 55555554 [ 160.519833][ T3478] Call Trace: [ 160.519931][ T3478] [ 160.519999][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.520132][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.520264][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.520371][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.520514][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.520683][ T3478] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.520817][ T3478] register_netdev (net/core/dev.c:11552) [ 160.520952][ T3478] loopback_net_init (drivers/net/loopback.c:218) [ 160.521110][ T3478] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 160.521244][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.521354][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.521455][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.521596][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.521728][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.521863][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.522012][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.522148][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.522283][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.522421][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.522596][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.522736][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.522871][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.523006][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.523137][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.523268][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.523407][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.523544][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.523680][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.523844][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.523999][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.524488][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.524692][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.524889][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.525113][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.525313][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.525531][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.552730][ T3478] ------------[ cut here ]------------ | [ 160.552923][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.553191][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.553653][ T3478] Tainted: [W]=WARN [ 160.553757][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.553925][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.554101][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.554602][ T3478] RSP: 0018:ffa00000020ff918 EFLAGS: 00010286 [ 160.554771][ T3478] RAX: 00000000ffffffa6 RBX: ff11000012990c80 RCX: 1ff400000041fee9 [ 160.554974][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012990d3c [ 160.555177][ T3478] RBP: ff11000008cf9000 R08: 1fe22000025321a9 R09: ff1100000ffcd180 [ 160.555386][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.555596][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008cf9000 [ 160.555809][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.556044][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.556213][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.556440][ T3478] PKRU: 55555554 [ 160.556593][ T3478] Call Trace: [ 160.556693][ T3478] [ 160.556764][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.556899][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.557034][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.557137][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.557279][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.557453][ T3478] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.557600][ T3478] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.557735][ T3478] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.557869][ T3478] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.558005][ T3478] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.558140][ T3478] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.558279][ T3478] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.558422][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.558532][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.558641][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.558774][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.558909][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.559045][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.559182][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.559320][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.559459][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.559606][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.559741][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.559876][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.560013][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.560150][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.560285][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.560430][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.560568][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.560706][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.560839][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.561005][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.561145][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.561634][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.561836][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.562035][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.562235][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.562441][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.562651][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.564363][ T12] ------------[ cut here ]------------ | [ 160.564545][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.564854][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.565768][ T12] Tainted: [W]=WARN [ 160.565915][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.566126][ T12] Workqueue: netns cleanup_net [ 160.566323][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.566565][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.567075][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 160.567289][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa29000 RCX: 1ff4000000018eaf [ 160.567551][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa290bc [ 160.567796][ T12] RBP: ff1100000fd69000 R08: 1fe2200001f45219 R09: ff11000001aed1d0 [ 160.568036][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 160.568275][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013749000 [ 160.568537][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.568821][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.569031][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.569270][ T12] PKRU: 55555554 [ 160.569430][ T12] Call Trace: [ 160.569580][ T12] [ 160.569706][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.569888][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.570037][ T12] netif_close_many (net/core/dev.c:1804) [ 160.570215][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 160.570407][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 160.570599][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 160.570814][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 160.571024][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.571204][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.571427][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.571614][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.571793][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 160.572001][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 160.572182][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 160.572380][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 160.572567][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 160.572755][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 160.572935][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 160.573115][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.573292][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.573497][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.573690][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.573870][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.574050][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.574226][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.574422][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.574619][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.574798][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.574982][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.575164][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.575359][ T12] kthread (kernel/kthread.c:436) [ 160.575518][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.575735][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.575916][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.576093][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.576301][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.576501][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.576692][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.579211][ T12] ------------[ cut here ]------------ | [ 160.579398][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.579718][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.580267][ T12] Tainted: [W]=WARN [ 160.580429][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.580651][ T12] Workqueue: netns cleanup_net [ 160.580834][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.581060][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.581589][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 160.581808][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051540 RCX: 1ff4000000018eaf [ 160.582047][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060515fc [ 160.582287][ T12] RBP: ff11000013749000 R08: 1fe2200000c0a2c1 R09: ff11000001aed1d0 [ 160.582549][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 160.582795][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 160.583035][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.583305][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.583543][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.583796][ T12] PKRU: 55555554 [ 160.583940][ T12] Call Trace: [ 160.584085][ T12] [ 160.584202][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.584396][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 160.584585][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.584742][ T12] netif_close_many (net/core/dev.c:1804) [ 160.584921][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 160.585102][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 160.585281][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 160.585514][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 160.585734][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.585913][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.586119][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.586298][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.586496][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 160.586720][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 160.586902][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 160.587083][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 160.587263][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 160.587457][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 160.587654][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 160.587836][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.588012][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.588194][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.588389][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.588574][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.588764][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.588943][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.589123][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.589306][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.589512][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.589710][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.589895][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.590072][ T12] kthread (kernel/kthread.c:436) [ 160.590218][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.590442][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.590637][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.590816][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.591057][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.591240][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.591434][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.594339][ T12] ------------[ cut here ]------------ | [ 160.594553][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.594851][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.595420][ T12] Tainted: [W]=WARN [ 160.595572][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.595782][ T12] Workqueue: netns cleanup_net [ 160.595962][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.596179][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.596690][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 160.596894][ T12] RAX: 00000000ffffffa6 RBX: ff110000057ba580 RCX: 1ff4000000018ed5 [ 160.597126][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba63c [ 160.597372][ T12] RBP: ff1100000fd69000 R08: 1fe2200000af74c9 R09: ff11000001aed1d0 [ 160.597616][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.597848][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.598082][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.598363][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.598572][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.598819][ T12] PKRU: 55555554 [ 160.598959][ T12] Call Trace: [ 160.599101][ T12] [ 160.599215][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.599436][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.599658][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.599834][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.600006][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 160.600214][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 160.600404][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 160.600591][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 160.600774][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 160.600950][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 160.601126][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.601298][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.601496][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.601682][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.601854][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.602029][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.602204][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.602396][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.602585][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.602770][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.602948][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.603127][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.603299][ T12] kthread (kernel/kthread.c:436) [ 160.603457][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.603679][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.603856][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.604033][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.604239][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.604428][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.604610][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.607402][ T12] ------------[ cut here ]------------ | [ 160.607576][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 160.607874][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.608897][ T12] Tainted: [W]=WARN [ 160.609089][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.609340][ T12] Workqueue: netns cleanup_net [ 160.609645][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.609903][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.610453][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 160.610734][ T12] RAX: 00000000ffffffa6 RBX: ff110000137dec80 RCX: 1ff4000000018ed5 [ 160.611011][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137ded3c [ 160.611286][ T12] RBP: ff11000013749000 R08: 1fe22000026fbda9 R09: ff11000001aed1d0 [ 160.611587][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.611879][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.612161][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.612492][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.612751][ T12] CR2: 000055f6c13c0a08 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 160.613034][ T12] PKRU: 55555554 [ 160.613220][ T12] Call Trace: [ 160.613419][ T12] [ 160.613596][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.613859][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.614108][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.614329][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.614684][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 160.614986][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 160.615276][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 160.615469][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 160.615658][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 160.615836][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 160.616013][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.616187][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.616378][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.616562][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.616742][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.616918][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.617094][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.617270][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.617475][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.617662][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.617841][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.618019][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.618192][ T12] kthread (kernel/kthread.c:436) [ 160.618337][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.618574][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.618760][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.618935][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.619141][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.619315][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.619512][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.622635][ T12] ------------[ cut here ]------------ | [ 160.622776][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 160.623014][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.623472][ T12] Tainted: [W]=WARN [ 160.623565][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.623721][ T12] Workqueue: netns cleanup_net [ 160.623849][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.624007][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.624496][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 160.624661][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b31c900 RCX: 1ff4000000018ed5 [ 160.624847][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c9bc [ 160.625029][ T12] RBP: ff1100000a0a4000 R08: 1fe2200001663939 R09: ff11000001aed1d0 [ 160.625210][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 160.625404][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 160.626055][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 160.626267][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.626422][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2006 CR4: 0000000000771ef0 [ 160.626630][ T12] PKRU: 55555554 [ 160.626722][ T12] Call Trace: [ 160.626813][ T12] [ 160.626878][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 160.627053][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 160.627205][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 160.627327][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 160.627452][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 160.627626][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 160.627753][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 160.627876][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 160.627997][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 160.628137][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 160.628261][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 160.628391][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.628523][ T12] cleanup_net (net/core/net_namespace.c:702) [ 160.628652][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 160.628802][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 160.628930][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 160.629051][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 160.629179][ T12] process_one_work (kernel/workqueue.c:3314) [ 160.629305][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 160.629434][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 160.629567][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 160.629698][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 160.629821][ T12] kthread (kernel/kthread.c:436) [ 160.629914][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 160.630086][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.630211][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 160.630343][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 160.630508][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 160.630635][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 160.630757][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.635593][ T3478] ------------[ cut here ]------------ | [ 160.635761][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.636031][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.636523][ T3478] Tainted: [W]=WARN [ 160.636634][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.636801][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.636975][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.637469][ T3478] RSP: 0018:ffa00000020ff8f8 EFLAGS: 00010286 [ 160.637665][ T3478] RAX: 00000000ffffffa6 RBX: ff1100000a187000 RCX: 1ff400000041fee5 [ 160.637866][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1870bc [ 160.638064][ T3478] RBP: ff11000009324000 R08: 1fe2200001430e19 R09: ff1100000ffcd180 [ 160.638282][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.638493][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009324000 [ 160.638705][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.638940][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.639108][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.639309][ T3478] PKRU: 55555554 [ 160.639417][ T3478] Call Trace: [ 160.639525][ T3478] [ 160.639596][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.639732][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.639867][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.639968][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.640104][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.640273][ T3478] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.640416][ T3478] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.640594][ T3478] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.640732][ T3478] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.640867][ T3478] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.641004][ T3478] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.641138][ T3478] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 160.641275][ T3478] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 160.641417][ T3478] vti_init_net (net/ipv4/ip_vti.c:517) [ 160.641557][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.641664][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.641766][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.641901][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.642036][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.642171][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.642309][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.642455][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.642601][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.642735][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.642870][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.643005][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.643140][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.643277][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.643451][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.643604][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.643741][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.643875][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.644009][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.644176][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.644318][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.644844][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.645053][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.645254][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.645468][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.645678][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.645880][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.655180][ T3478] ------------[ cut here ]------------ | [ 160.655328][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.656226][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.656745][ T3478] Tainted: [W]=WARN [ 160.656872][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.657038][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.657210][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.657766][ T3478] RSP: 0018:ffa00000020ffa78 EFLAGS: 00010286 [ 160.657988][ T3478] RAX: 00000000ffffffa6 RBX: ff1100000b637a80 RCX: 1ff400000041ff15 [ 160.658447][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b637b3c [ 160.658656][ T3478] RBP: ff11000008499000 R08: 1fe22000016c6f69 R09: ff1100000ffcd180 [ 160.658855][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.659057][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008499000 [ 160.659258][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.659553][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.659727][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.659927][ T3478] PKRU: 55555554 [ 160.660025][ T3478] Call Trace: [ 160.660123][ T3478] [ 160.660192][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.660325][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.660555][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.660661][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.660796][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.660960][ T3478] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.661121][ T3478] register_netdev (net/core/dev.c:11552) [ 160.661254][ T3478] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 160.661445][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.661553][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.661666][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.661800][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.661931][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.662066][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.662200][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.662335][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.662531][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.662670][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.662803][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.662937][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.663071][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.663217][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.663407][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.663543][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.663681][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.663816][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.663947][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.664110][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.664250][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.664784][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.664982][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.665178][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.665432][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.665639][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.665838][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.670495][ T3478] ------------[ cut here ]------------ | [ 160.670686][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.670950][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.671395][ T3478] Tainted: [W]=WARN [ 160.671506][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.671678][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.671850][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.672361][ T3478] RSP: 0018:ffa00000020ffa68 EFLAGS: 00010286 [ 160.672538][ T3478] RAX: 00000000ffffffa6 RBX: ff110000137dfa80 RCX: 1ff400000041ff13 [ 160.672742][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137dfb3c [ 160.672942][ T3478] RBP: ff11000008dd9000 R08: 1fe22000026fbf69 R09: ff1100000ffcd180 [ 160.673140][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.673361][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dd9000 [ 160.673570][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.673810][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.673976][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.674178][ T3478] PKRU: 55555554 [ 160.674282][ T3478] Call Trace: [ 160.674387][ T3478] [ 160.674456][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.674597][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.674730][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.674831][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.674966][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.675164][ T3478] register_netdev (net/core/dev.c:11552) [ 160.675299][ T3478] sit_init_net (net/ipv6/sit.c:1860) [ 160.675960][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.676074][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.676175][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.676308][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.676516][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.676657][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.676792][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.676926][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.677071][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.677205][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.677341][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.677535][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.677739][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.677874][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.678008][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.678139][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.678271][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.678464][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.678598][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.678759][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.678897][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.679455][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.679686][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.679881][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.680107][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.680303][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.680561][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.691725][ T3478] ------------[ cut here ]------------ | [ 160.691898][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.692188][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.692645][ T3478] Tainted: [W]=WARN [ 160.692762][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.692952][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.693130][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.693634][ T3478] RSP: 0018:ffa00000020ffa78 EFLAGS: 00010286 [ 160.693801][ T3478] RAX: 00000000ffffffa6 RBX: ff11000009228ac0 RCX: 1ff400000041ff15 [ 160.694021][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009228b7c [ 160.694241][ T3478] RBP: ff1100000a119000 R08: 1fe2200001245171 R09: ff1100000ffcd180 [ 160.694443][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.694651][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000 [ 160.694851][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.695084][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.695271][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.695512][ T3478] PKRU: 55555554 [ 160.695616][ T3478] Call Trace: [ 160.695715][ T3478] [ 160.695785][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.695918][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.696051][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.696158][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.696293][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.696480][ T3478] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.696620][ T3478] register_netdev (net/core/dev.c:11552) [ 160.696766][ T3478] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 160.696899][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.696999][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.697099][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.697231][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.697370][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.697529][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.697667][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.697800][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.697942][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.698073][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.698203][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.698361][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.698499][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.698636][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.698766][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.698910][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.699049][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.699189][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.699322][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.699493][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.699643][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.700898][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.701122][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.701327][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.701910][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.702109][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.702310][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.706233][ T3478] ------------[ cut here ]------------ | [ 160.706418][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.706688][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.707120][ T3478] Tainted: [W]=WARN [ 160.707220][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.707413][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.707600][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.708064][ T3478] RSP: 0018:ffa00000020ff918 EFLAGS: 00010286 [ 160.708227][ T3478] RAX: 00000000ffffffa6 RBX: ff11000009229c40 RCX: 1ff400000041fee9 [ 160.708424][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009229cfc [ 160.708651][ T3478] RBP: ff11000012a7c000 R08: 1fe22000012453a1 R09: ff1100000ffcd180 [ 160.708846][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.709041][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a7c000 [ 160.709256][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.709495][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.709680][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.709878][ T3478] PKRU: 55555554 [ 160.709976][ T3478] Call Trace: [ 160.710095][ T3478] [ 160.710167][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.710299][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.710437][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.710542][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.710692][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.710854][ T3478] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.710986][ T3478] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.711116][ T3478] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.711245][ T3478] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.711395][ T3478] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.711535][ T3478] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.711674][ T3478] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.711809][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.711911][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.712011][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.712142][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.712299][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.712441][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.712584][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.712719][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.712851][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.712984][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.713117][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.713249][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.713389][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.713589][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.713728][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.713858][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.714028][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.714161][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.714293][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.714465][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.714618][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.715087][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.715297][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.715506][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.715741][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.715938][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.716135][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.727822][ T3478] ------------[ cut here ]------------ | [ 160.728000][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.728259][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.728714][ T3478] Tainted: [W]=WARN [ 160.728814][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.729011][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.729185][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.729705][ T3478] RSP: 0018:ffa00000020ff918 EFLAGS: 00010286 [ 160.729870][ T3478] RAX: 00000000ffffffa6 RBX: ff1100000bf9a040 RCX: 1ff400000041fee9 [ 160.730073][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a0fc [ 160.730291][ T3478] RBP: ff1100001340c000 R08: 1fe22000017f3421 R09: ff1100000ffcd180 [ 160.730533][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.730736][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001340c000 [ 160.730943][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.731173][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.731340][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.731549][ T3478] PKRU: 55555554 [ 160.731654][ T3478] Call Trace: [ 160.731778][ T3478] [ 160.731847][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.731990][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.732126][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.732229][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.732366][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.732545][ T3478] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.732716][ T3478] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.732852][ T3478] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.732986][ T3478] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.733135][ T3478] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.733273][ T3478] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.733424][ T3478] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.733564][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.733668][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.733768][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.733899][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.734030][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.734167][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.734302][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.734477][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.734695][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.734827][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.734960][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.735093][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.735228][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.735365][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.735510][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.735646][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.735778][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.735925][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.736058][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.736223][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.736367][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.736849][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.737049][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.737287][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.737501][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.737702][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.737899][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.745656][ T3478] ------------[ cut here ]------------ | [ 160.745829][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.746113][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.746571][ T3478] Tainted: [W]=WARN [ 160.746675][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.746839][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.747014][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.747503][ T3478] RSP: 0018:ffa00000020ff918 EFLAGS: 00010286 [ 160.747674][ T3478] RAX: 00000000ffffffa6 RBX: ff110000128a1380 RCX: 1ff400000041fee9 [ 160.747901][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a143c [ 160.748099][ T3478] RBP: ff1100001363c000 R08: 1fe2200002514289 R09: ff1100000ffcd180 [ 160.748301][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.748507][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001363c000 [ 160.748711][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.748944][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.749126][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.749343][ T3478] PKRU: 55555554 [ 160.749447][ T3478] Call Trace: [ 160.749575][ T3478] [ 160.749650][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.749782][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.749916][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.750018][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.750180][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.750357][ T3478] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.750509][ T3478] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.750650][ T3478] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.750783][ T3478] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.750920][ T3478] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.751052][ T3478] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.751185][ T3478] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.751319][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.751425][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.751571][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.751708][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.751839][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.751974][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.752107][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.752241][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.752379][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.752546][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.752683][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.752834][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.752968][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.753102][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.753256][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.753393][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.753529][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.753675][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.753807][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.753970][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.754109][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.754616][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.754822][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.755023][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.755219][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.755442][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.755660][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.760159][ T3478] ------------[ cut here ]------------ | [ 160.760335][ T3478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3478 | [ 160.760620][ T3478] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.761105][ T3478] Tainted: [W]=WARN [ 160.761207][ T3478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.761380][ T3478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.761665][ T3478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.762176][ T3478] RSP: 0018:ffa00000020ffa70 EFLAGS: 00010286 [ 160.762373][ T3478] RAX: 00000000ffffffa6 RBX: ff1100000ca6ba80 RCX: 1ff400000041ff14 [ 160.762593][ T3478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6bb3c [ 160.762797][ T3478] RBP: ff11000013701000 R08: 1fe220000194d769 R09: ff1100000ffcd180 [ 160.762997][ T3478] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.763212][ T3478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013701000 [ 160.763420][ T3478] FS: 00007f5284514840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.763665][ T3478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.763833][ T3478] CR2: 00007f5284720690 CR3: 0000000008da6006 CR4: 0000000000771ef0 [ 160.764034][ T3478] PKRU: 55555554 [ 160.764162][ T3478] Call Trace: [ 160.764264][ T3478] [ 160.764334][ T3478] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.764479][ T3478] ? notifier_call_chain (kernel/notifier.c:85) [ 160.764619][ T3478] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.764726][ T3478] register_netdevice (net/core/dev.c:11488) [ 160.764860][ T3478] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.765027][ T3478] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.765161][ T3478] register_netdev (net/core/dev.c:11552) [ 160.765295][ T3478] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 160.765452][ T3478] ops_init (net/core/net_namespace.c:137) [ 160.765563][ T3478] setup_net (net/core/net_namespace.c:446) [ 160.765668][ T3478] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.765814][ T3478] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.765949][ T3478] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.766096][ T3478] copy_net_ns (net/core/net_namespace.c:579) [ 160.766236][ T3478] create_new_namespaces (kernel/nsproxy.c:132) [ 160.766378][ T3478] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.766518][ T3478] ksys_unshare (kernel/fork.c:3243) [ 160.766657][ T3478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.766792][ T3478] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.766926][ T3478] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.767062][ T3478] ? __ia32_sys_open (fs/open.c:1374) [ 160.767196][ T3478] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.767329][ T3478] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.767471][ T3478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.767611][ T3478] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.767744][ T3478] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.767877][ T3478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.768070][ T3478] RIP: 0033:0x7f52847d6bcb [ 160.768209][ T3478] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.768709][ T3478] RSP: 002b:00007fff6e89ef08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.768916][ T3478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52847d6bcb [ 160.769115][ T3478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.769318][ T3478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.769530][ T3478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6e8a1130 [ 160.769734][ T3478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6e8a2877 | [ 160.808796][ T3479] ------------[ cut here ]------------ | [ 160.808981][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3479 | [ 160.809249][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.809922][ T3479] Tainted: [W]=WARN [ 160.810024][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.810194][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.810376][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.810899][ T3479] RSP: 0018:ffa0000001f7fa80 EFLAGS: 00010286 [ 160.811068][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000ce32040 RCX: 1ff40000003eff16 [ 160.811268][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce320fc [ 160.811480][ T3479] RBP: ff11000008ad9000 R08: 1fe22000019c6421 R09: ff1100000ffcae80 [ 160.811690][ T3479] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 160.811889][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ad9000 [ 160.812091][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 160.812325][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.812510][ T3479] CR2: 00007f351913a430 CR3: 0000000012b57002 CR4: 0000000000771ef0 [ 160.812717][ T3479] PKRU: 55555554 [ 160.812815][ T3479] Call Trace: [ 160.812916][ T3479] [ 160.812985][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.813125][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.813259][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.813366][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.813507][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.813678][ T3479] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.813812][ T3479] register_netdev (net/core/dev.c:11552) [ 160.813947][ T3479] loopback_net_init (drivers/net/loopback.c:218) [ 160.814082][ T3479] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 160.814217][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.814318][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.814426][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.814565][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.814708][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.814844][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.814978][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.815113][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.815249][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.815396][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.815537][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.815677][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.815811][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.815985][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.816118][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.816250][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.816388][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.816530][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.816669][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.817120][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.817615][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.818093][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.818294][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.818522][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.818724][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.818923][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.819121][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.823493][ T3479] ------------[ cut here ]------------ | [ 160.823653][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3479 | [ 160.823913][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.824364][ T3479] Tainted: [W]=WARN [ 160.824473][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.824644][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.824815][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.825284][ T3479] RSP: 0018:ffa0000001f7f918 EFLAGS: 00010286 [ 160.825458][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000278ae40 RCX: 1ff40000003efee9 [ 160.825664][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278aefc [ 160.825877][ T3479] RBP: ff1100000e3f1000 R08: 1fe22000004f15e1 R09: ff1100000ffcae80 [ 160.826073][ T3479] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 160.826271][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3f1000 [ 160.826515][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 160.826752][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.826944][ T3479] CR2: 00007f351913a430 CR3: 0000000012b57002 CR4: 0000000000771ef0 [ 160.827143][ T3479] PKRU: 55555554 [ 160.827241][ T3479] Call Trace: [ 160.827342][ T3479] [ 160.827418][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.827609][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.827742][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.827842][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.827995][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.828166][ T3479] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.828302][ T3479] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.828442][ T3479] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.828583][ T3479] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.828720][ T3479] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.828855][ T3479] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.829013][ T3479] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.829146][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.829249][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.829356][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.829492][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.829628][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.829763][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.829897][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.830033][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.830168][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.830300][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.830440][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.830581][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.830718][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.830853][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.830986][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.831123][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.831258][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.831426][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.831574][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.831744][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.831882][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.832363][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.832571][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.832773][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.832970][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.833170][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.833375][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.837303][ T3479] ------------[ cut here ]------------ | [ 160.837448][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3479 | [ 160.837726][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.838198][ T3479] Tainted: [W]=WARN [ 160.838302][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.838480][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.838658][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.839137][ T3479] RSP: 0018:ffa0000001f7f8f8 EFLAGS: 00010286 [ 160.839309][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000278a900 RCX: 1ff40000003efee5 [ 160.839524][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a9bc [ 160.839728][ T3479] RBP: ff11000012a19000 R08: 1fe22000004f1539 R09: ff1100000ffcae80 [ 160.839929][ T3479] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 160.840149][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a19000 [ 160.840360][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 160.840607][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.840778][ T3479] CR2: 00007f351913a430 CR3: 0000000012b57002 CR4: 0000000000771ef0 [ 160.840982][ T3479] PKRU: 55555554 [ 160.841083][ T3479] Call Trace: [ 160.841186][ T3479] [ 160.841258][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.842364][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.842510][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.842619][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.842756][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.842924][ T3479] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.843060][ T3479] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.843193][ T3479] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.843328][ T3479] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.843478][ T3479] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.843618][ T3479] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.843754][ T3479] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 160.843891][ T3479] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 160.844027][ T3479] vti_init_net (net/ipv4/ip_vti.c:517) [ 160.844161][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.844264][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.844373][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.844511][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.844649][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.844787][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.844922][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.845059][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.845194][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.845330][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.845475][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.845615][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.845752][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.845888][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.846020][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.846154][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.846288][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.846426][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.846566][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.846739][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.846880][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.847361][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.847567][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.847780][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.847982][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.848180][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.848393][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.853599][ T3479] ------------[ cut here ]------------ | [ 160.853742][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3479 | [ 160.854014][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.854466][ T3479] Tainted: [W]=WARN [ 160.854567][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.854738][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.854912][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.855427][ T3479] RSP: 0018:ffa0000001f7fa78 EFLAGS: 00010286 [ 160.855605][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000c67f000 RCX: 1ff40000003eff15 [ 160.855804][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f0bc [ 160.856005][ T3479] RBP: ff11000009aa4000 R08: 1fe22000018cfe19 R09: ff1100000ffcae80 [ 160.856203][ T3479] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 160.856408][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009aa4000 [ 160.856618][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 160.856849][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.857016][ T3479] CR2: 00007f351913a430 CR3: 0000000012b57002 CR4: 0000000000771ef0 [ 160.857224][ T3479] PKRU: 55555554 [ 160.857323][ T3479] Call Trace: [ 160.857430][ T3479] [ 160.857504][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.857645][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.857780][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.857882][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.858017][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.858181][ T3479] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.858317][ T3479] register_netdev (net/core/dev.c:11552) [ 160.858455][ T3479] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 160.858606][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.858708][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.858808][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.858939][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.859072][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.859207][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.859341][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.859549][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.859688][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.859820][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.859959][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.860093][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.860225][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.860418][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.860557][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.860693][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.860824][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.860955][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.861087][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.861251][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.861450][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.861994][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.862196][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.862449][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.862659][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.862854][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.863056][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.872101][ T3479] ------------[ cut here ]------------ | [ 160.872294][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3479 | [ 160.872673][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.873222][ T3479] Tainted: [W]=WARN [ 160.873386][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.873614][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.873840][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.874376][ T3479] RSP: 0018:ffa0000001f7fa68 EFLAGS: 00010286 [ 160.874612][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000eecda80 RCX: 1ff40000003eff13 [ 160.874864][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdb3c [ 160.875113][ T3479] RBP: ff11000013711000 R08: 1fe2200001dd9b69 R09: ff1100000ffcae80 [ 160.875376][ T3479] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.875647][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013711000 [ 160.875900][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.876183][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.876417][ T3479] CR2: 000055f6c13c0a08 CR3: 0000000012b57005 CR4: 0000000000771ef0 [ 160.876696][ T3479] PKRU: 55555554 [ 160.876848][ T3479] Call Trace: [ 160.876999][ T3479] [ 160.877118][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.877303][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.877510][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.877674][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.877859][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.878083][ T3479] register_netdev (net/core/dev.c:11552) [ 160.878268][ T3479] sit_init_net (net/ipv6/sit.c:1860) [ 160.878475][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.878635][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.878789][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.878970][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.879156][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.879360][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.879557][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.879753][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.879939][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.880124][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.880307][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.880513][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.880713][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.880902][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.881085][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.881269][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.881473][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.881669][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.881855][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.882070][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.882263][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.882813][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.883064][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.883315][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.883584][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.883842][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.884089][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.889381][ T3479] ------------[ cut here ]------------ | [ 160.889573][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3479 | [ 160.889895][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.890535][ T3479] Tainted: [W]=WARN [ 160.890698][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.890915][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.891140][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.891694][ T3479] RSP: 0018:ffa0000001f7fa78 EFLAGS: 00010286 [ 160.891916][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000eed9000 RCX: 1ff40000003eff15 [ 160.892166][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed90bc [ 160.892433][ T3479] RBP: ff11000012a01000 R08: 1fe2200001ddb219 R09: ff1100000ffcae80 [ 160.892702][ T3479] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.892953][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a01000 [ 160.893205][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.893514][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.893745][ T3479] CR2: 000055f6c13c0a08 CR3: 0000000012b57005 CR4: 0000000000771ef0 [ 160.893997][ T3479] PKRU: 55555554 [ 160.894148][ T3479] Call Trace: [ 160.894299][ T3479] [ 160.894433][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.894637][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.894824][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.894977][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.895162][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.895392][ T3479] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 160.895596][ T3479] register_netdev (net/core/dev.c:11552) [ 160.895787][ T3479] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 160.895973][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.896129][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.896282][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.896484][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.896681][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.896867][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.897053][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.897239][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.897439][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.897643][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.897829][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.898013][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.898198][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.898398][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.898596][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.898791][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.898977][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.899162][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.899363][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.899592][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.899792][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.900314][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.900590][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.900846][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.901093][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.901360][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.901623][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.906009][ T3479] ------------[ cut here ]------------ | [ 160.906193][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3479 | [ 160.906527][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.907082][ T3479] Tainted: [W]=WARN [ 160.907233][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.907468][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.907702][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.908220][ T3479] RSP: 0018:ffa0000001f7f918 EFLAGS: 00010286 [ 160.908451][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000c414040 RCX: 1ff40000003efee9 [ 160.908715][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4140fc [ 160.908963][ T3479] RBP: ff11000009c0c000 R08: 1fe2200001882821 R09: ff1100000ffcae80 [ 160.909213][ T3479] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.909510][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c0c000 [ 160.909769][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.910051][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.910268][ T3479] CR2: 000055f6c13c0a08 CR3: 0000000012b57005 CR4: 0000000000771ef0 [ 160.910541][ T3479] PKRU: 55555554 [ 160.910704][ T3479] Call Trace: [ 160.910856][ T3479] [ 160.910975][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.911160][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.911359][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.911521][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.911725][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.911942][ T3479] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.912126][ T3479] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.912310][ T3479] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.912512][ T3479] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.912708][ T3479] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.912893][ T3479] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.913083][ T3479] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.913269][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.913436][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.913603][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.913791][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.913978][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.914163][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.914362][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.914562][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.914755][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.914938][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.915121][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.915304][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.915513][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.915711][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.915898][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.916081][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.916264][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.916468][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.916666][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.916880][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.917066][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.917614][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.917864][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.918109][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.918371][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.918632][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.918878][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.923664][ T3479] ------------[ cut here ]------------ | [ 160.923847][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3479 | [ 160.924158][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.924731][ T3479] Tainted: [W]=WARN [ 160.924881][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.925094][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.925315][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.925858][ T3479] RSP: 0018:ffa0000001f7f918 EFLAGS: 00010286 [ 160.926075][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000fdb0740 RCX: 1ff40000003efee9 [ 160.926321][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fdb07fc [ 160.926586][ T3479] RBP: ff11000013999000 R08: 1fe2200001fb6101 R09: ff1100000ffcae80 [ 160.926844][ T3479] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.927091][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013999000 [ 160.927340][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.927651][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.927869][ T3479] CR2: 000055f6c13c0a08 CR3: 0000000012b57005 CR4: 0000000000771ef0 [ 160.928117][ T3479] PKRU: 55555554 [ 160.928266][ T3479] Call Trace: [ 160.928434][ T3479] [ 160.928564][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.928756][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.928939][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.929090][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.929277][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.929511][ T3479] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.929707][ T3479] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.929889][ T3479] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.930070][ T3479] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.930255][ T3479] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.930454][ T3479] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.930661][ T3479] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.930849][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.931003][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.931154][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.931335][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.931542][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.931740][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.931929][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.932114][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.932297][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.932501][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.932696][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.932878][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.933153][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.933341][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.933543][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.933733][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.934001][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.934184][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.934380][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.934607][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.934916][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.935554][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.935811][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.936057][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.936401][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.936665][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.936910][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.944110][ T3479] ------------[ cut here ]------------ | [ 160.944301][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3479 | [ 160.944658][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.945209][ T3479] Tainted: [W]=WARN [ 160.945372][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.945604][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.945842][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.946447][ T3479] RSP: 0018:ffa0000001f7f918 EFLAGS: 00010286 [ 160.946739][ T3479] RAX: 00000000ffffffa6 RBX: ff1100000e994c80 RCX: 1ff40000003efee9 [ 160.947039][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e994d3c [ 160.947410][ T3479] RBP: ff110000139b4000 R08: 1fe2200001d329a9 R09: ff1100000ffcae80 [ 160.947737][ T3479] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 160.948040][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139b4000 [ 160.948405][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 160.948767][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.949041][ T3479] CR2: 000055f6c13c0a08 CR3: 0000000012b57005 CR4: 0000000000771ef0 [ 160.949344][ T3479] PKRU: 55555554 [ 160.949632][ T3479] Call Trace: [ 160.949835][ T3479] [ 160.950008][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.950244][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.950504][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.950722][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.950962][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.951228][ T3479] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.951487][ T3479] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 160.951736][ T3479] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 160.951970][ T3479] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 160.952212][ T3479] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 160.952471][ T3479] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 160.952727][ T3479] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 160.952966][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.953171][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.953391][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.953647][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.953885][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.954126][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.954380][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.954640][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.954879][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.955114][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.955364][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.955621][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.955862][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.956103][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.956343][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.956657][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.956895][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.957131][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.957384][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.957665][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.957912][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.958502][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.958817][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.959120][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.959431][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.959747][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.960047][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 160.971539][ T3479] ------------[ cut here ]------------ | [ 160.971709][ T3479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3479 | [ 160.971978][ T3479] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 160.972444][ T3479] Tainted: [W]=WARN [ 160.972558][ T3479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.972729][ T3479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 160.972905][ T3479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 160.973384][ T3479] RSP: 0018:ffa0000001f7fa70 EFLAGS: 00010286 [ 160.973565][ T3479] RAX: 00000000ffffffa6 RBX: ff11000012996740 RCX: 1ff40000003eff14 [ 160.973770][ T3479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129967fc [ 160.973969][ T3479] RBP: ff11000008d04000 R08: 1fe2200002532d01 R09: ff1100000ffcae80 [ 160.974195][ T3479] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 160.974399][ T3479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d04000 [ 160.974610][ T3479] FS: 00007f3518f33840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 160.974845][ T3479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.975014][ T3479] CR2: 000055f6a15ced5c CR3: 0000000012b57002 CR4: 0000000000771ef0 [ 160.975218][ T3479] PKRU: 55555554 [ 160.975319][ T3479] Call Trace: [ 160.975429][ T3479] [ 160.975504][ T3479] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 160.975646][ T3479] ? notifier_call_chain (kernel/notifier.c:85) [ 160.975783][ T3479] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 160.975885][ T3479] register_netdevice (net/core/dev.c:11488) [ 160.976020][ T3479] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 160.976186][ T3479] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 160.976323][ T3479] register_netdev (net/core/dev.c:11552) [ 160.976458][ T3479] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 160.976607][ T3479] ops_init (net/core/net_namespace.c:137) [ 160.976710][ T3479] setup_net (net/core/net_namespace.c:446) [ 160.976810][ T3479] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 160.976967][ T3479] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 160.977101][ T3479] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 160.977237][ T3479] copy_net_ns (net/core/net_namespace.c:579) [ 160.977378][ T3479] create_new_namespaces (kernel/nsproxy.c:132) [ 160.977521][ T3479] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 160.977670][ T3479] ksys_unshare (kernel/fork.c:3243) [ 160.977806][ T3479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 160.977940][ T3479] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 160.978073][ T3479] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 160.978207][ T3479] ? __ia32_sys_open (fs/open.c:1374) [ 160.978344][ T3479] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 160.978490][ T3479] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 160.978628][ T3479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 160.978775][ T3479] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 160.978909][ T3479] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 160.979041][ T3479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.979207][ T3479] RIP: 0033:0x7f35191f5bcb [ 160.979351][ T3479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 160.979837][ T3479] RSP: 002b:00007ffcf72a0098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 160.980037][ T3479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35191f5bcb [ 160.980236][ T3479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 160.980448][ T3479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 160.980658][ T3479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf72a22c0 [ 160.980858][ T3479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf72a3877 | [ 161.009842][ T3480] ------------[ cut here ]------------ | [ 161.010031][ T3480] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3480 | [ 161.010332][ T3480] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.011606][ T3480] Tainted: [W]=WARN [ 161.011714][ T3480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.011887][ T3480] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.012066][ T3480] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.012826][ T3480] RSP: 0018:ffa00000020fee30 EFLAGS: 00010286 [ 161.013016][ T3480] RAX: 00000000ffffffa6 RBX: ff11000012997700 RCX: 1ff400000041fd8c [ 161.013222][ T3480] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129977bc [ 161.013512][ T3480] RBP: ff1100000bc81000 R08: 1fe2200002532ef9 R09: ff1100000abf0b80 [ 161.013729][ T3480] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 161.014340][ T3480] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091b2708 [ 161.014572][ T3480] FS: 00007ffb16476840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.014835][ T3480] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.015013][ T3480] CR2: 000000000042ebe0 CR3: 0000000004bc6004 CR4: 0000000000771ef0 [ 161.015245][ T3480] PKRU: 55555554 [ 161.015357][ T3480] Call Trace: [ 161.015468][ T3480] [ 161.015640][ T3480] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.015784][ T3480] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.015889][ T3480] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 161.016064][ T3480] __dev_notify_flags (net/core/dev.c:9787) [ 161.016207][ T3480] ? netif_change_name (net/core/dev.c:1495) [ 161.016388][ T3480] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.016535][ T3480] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.016678][ T3480] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.016819][ T3480] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 161.016960][ T3480] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.017113][ T3480] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 161.017253][ T3480] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 161.017397][ T3480] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 161.017540][ T3480] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 161.017695][ T3480] veth_newlink (drivers/net/veth.c:1871) [ 161.017835][ T3480] ? veth_poll_controller (drivers/net/veth.c:1470) [ 161.017973][ T3480] ? kasan_save_stack (mm/kasan/common.c:57) [ 161.018112][ T3480] ? kasan_save_track (mm/kasan/common.c:78) [ 161.018249][ T3480] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 161.018410][ T3480] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 161.018569][ T3480] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 161.018712][ T3480] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 161.018864][ T3480] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 161.019024][ T3480] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 161.019166][ T3480] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 161.019308][ T3480] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.019453][ T3480] ? __dev_get_by_name (net/core/dev.c:883) [ 161.019599][ T3480] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.019743][ T3480] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.019885][ T3480] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.020027][ T3480] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.020163][ T3480] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.020302][ T3480] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.020446][ T3480] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.020594][ T3480] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.020736][ T3480] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.020896][ T3480] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.021038][ T3480] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.021176][ T3480] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.021314][ T3480] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.021457][ T3480] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.021608][ T3480] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.021745][ T3480] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.021897][ T3480] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.022038][ T3480] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.022189][ T3480] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.022329][ T3480] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.022478][ T3480] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.022624][ T3480] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.022765][ T3480] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.022917][ T3480] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.023057][ T3480] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.023197][ T3480] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.023336][ T3480] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.023500][ T3480] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.023646][ T3480] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.023784][ T3480] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.023983][ T3480] ? move_addr_to_kernel (net/socket.c:258) [ 161.024138][ T3480] ___sys_sendmsg (net/socket.c:2752) [ 161.024280][ T3480] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.024433][ T3480] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 161.024620][ T3480] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 161.024760][ T3480] __sys_sendmsg (net/socket.c:2784) [ 161.024913][ T3480] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.025084][ T3480] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 161.025225][ T3480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.025382][ T3480] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.025548][ T3480] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.025697][ T3480] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.025841][ T3480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.026013][ T3480] RIP: 0033:0x7ffb166b008e [ 161.026159][ T3480] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.026684][ T3480] RSP: 002b:00007ffe1cc38a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.026907][ T3480] RAX: ffffffffffffffda RBX: 00007ffe1cc39210 RCX: 00007ffb166b008e [ 161.027114][ T3480] RDX: 0000000000000000 RSI: 00007ffe1cc38b10 RDI: 0000000000000005 [ 161.027322][ T3480] RBP: 00007ffe1cc38a70 R08: 0000000000000000 R09: 0000000000000000 [ 161.027570][ T3480] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.028456][ T3480] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1cc391d0 | [ 161.036108][ T3480] ------------[ cut here ]------------ | [ 161.036272][ T3480] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3480 | [ 161.036566][ T3480] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.037040][ T3480] Tainted: [W]=WARN [ 161.037146][ T3480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.037325][ T3480] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.037518][ T3480] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.038024][ T3480] RSP: 0018:ffa00000020ff1b0 EFLAGS: 00010286 [ 161.038199][ T3480] RAX: 00000000ffffffa6 RBX: ff1100000c442040 RCX: 1ff400000041fdfc [ 161.038408][ T3480] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4420fc [ 161.038621][ T3480] RBP: ff11000012b4c000 R08: 1fe2200001888421 R09: ff1100000abf0b80 [ 161.038825][ T3480] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 161.039034][ T3480] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 161.039237][ T3480] FS: 00007ffb16476840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 161.039576][ T3480] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.039767][ T3480] CR2: 000055f6c13947e8 CR3: 0000000004bc6001 CR4: 0000000000771ef0 [ 161.039973][ T3480] PKRU: 55555554 [ 161.040076][ T3480] Call Trace: [ 161.040238][ T3480] [ 161.040309][ T3480] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.040516][ T3480] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.040626][ T3480] __dev_notify_flags (net/core/dev.c:9787) [ 161.040765][ T3480] ? netif_change_name (net/core/dev.c:1495) [ 161.040904][ T3480] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 161.041043][ T3480] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 161.041182][ T3480] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 161.041325][ T3480] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 161.041528][ T3480] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.041673][ T3480] ? __dev_get_by_name (net/core/dev.c:883) [ 161.041809][ T3480] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.041952][ T3480] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.042094][ T3480] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.042232][ T3480] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.042379][ T3480] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.042524][ T3480] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.042662][ T3480] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.042797][ T3480] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.042937][ T3480] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.043074][ T3480] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.043212][ T3480] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.043356][ T3480] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.043499][ T3480] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.043639][ T3480] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.043777][ T3480] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.043913][ T3480] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.044049][ T3480] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.044186][ T3480] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.044324][ T3480] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.044475][ T3480] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.044624][ T3480] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.044764][ T3480] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.044901][ T3480] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.045038][ T3480] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.045176][ T3480] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.045313][ T3480] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.045464][ T3480] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.045608][ T3480] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.045744][ T3480] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.045881][ T3480] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.046053][ T3480] ? move_addr_to_kernel (net/socket.c:258) [ 161.046193][ T3480] ___sys_sendmsg (net/socket.c:2752) [ 161.046329][ T3480] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.046481][ T3480] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 161.046659][ T3480] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 161.046797][ T3480] __sys_sendmsg (net/socket.c:2784) [ 161.046933][ T3480] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.047076][ T3480] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 161.047210][ T3480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.047353][ T3480] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.047495][ T3480] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.047632][ T3480] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.047768][ T3480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.047935][ T3480] RIP: 0033:0x7ffb166b008e [ 161.048077][ T3480] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.048568][ T3480] RSP: 002b:00007ffe1cc38a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.048776][ T3480] RAX: ffffffffffffffda RBX: 00007ffe1cc39210 RCX: 00007ffb166b008e [ 161.048978][ T3480] RDX: 0000000000000000 RSI: 00007ffe1cc38b10 RDI: 0000000000000005 [ 161.049180][ T3480] RBP: 00007ffe1cc38a70 R08: 0000000000000000 R09: 0000000000000000 [ 161.049386][ T3480] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.049597][ T3480] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1cc391d0 | [ 161.076486][ T3481] ------------[ cut here ]------------ | [ 161.076644][ T3481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3481 | [ 161.076910][ T3481] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.077362][ T3481] Tainted: [W]=WARN [ 161.077470][ T3481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.077641][ T3481] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.077814][ T3481] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.078304][ T3481] RSP: 0018:ffa0000001f7f020 EFLAGS: 00010286 [ 161.079119][ T3481] RAX: 00000000ffffffa6 RBX: ff1100000c442ac0 RCX: 1ff40000003efdca [ 161.079320][ T3481] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c442b7c [ 161.079571][ T3481] RBP: ff11000012b4c000 R08: 1fe2200001888571 R09: ff11000005a7d158 [ 161.079780][ T3481] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 161.079978][ T3481] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 161.080175][ T3481] FS: 00007fad562d6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.080434][ T3481] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.080614][ T3481] CR2: 0000000034890988 CR3: 00000000135f5006 CR4: 0000000000771ef0 [ 161.080815][ T3481] PKRU: 55555554 [ 161.080914][ T3481] Call Trace: [ 161.081013][ T3481] [ 161.081082][ T3481] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.081218][ T3481] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.081320][ T3481] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 161.081465][ T3481] __dev_notify_flags (net/core/dev.c:9787) [ 161.081616][ T3481] ? netif_change_name (net/core/dev.c:1495) [ 161.081752][ T3481] ? __dev_change_flags (net/core/dev.c:9752) [ 161.081885][ T3481] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 161.082017][ T3481] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.082151][ T3481] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 161.082287][ T3481] netif_change_flags (net/core/dev.c:9820) [ 161.082428][ T3481] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 161.082572][ T3481] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 161.082718][ T3481] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 161.082856][ T3481] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.083032][ T3481] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.083170][ T3481] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.083302][ T3481] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 161.083441][ T3481] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.083587][ T3481] ? __kernel_text_address (kernel/extable.c:79) [ 161.083723][ T3481] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.083858][ T3481] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.083991][ T3481] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.084124][ T3481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.084257][ T3481] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 161.084394][ T3481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.084536][ T3481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.084675][ T3481] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 161.084809][ T3481] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 161.084947][ T3481] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 161.085080][ T3481] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.085216][ T3481] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 161.085357][ T3481] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 161.085499][ T3481] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.085639][ T3481] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.085772][ T3481] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.085907][ T3481] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.086040][ T3481] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.086175][ T3481] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.086315][ T3481] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.086451][ T3481] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.086593][ T3481] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.086732][ T3481] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.086867][ T3481] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.087001][ T3481] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.087135][ T3481] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.087267][ T3481] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.087405][ T3481] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.087545][ T3481] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.087684][ T3481] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.087823][ T3481] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.087965][ T3481] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.088098][ T3481] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.088235][ T3481] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.088374][ T3481] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.088513][ T3481] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.088652][ T3481] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.088786][ T3481] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.088918][ T3481] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.089053][ T3481] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.089189][ T3481] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.089323][ T3481] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.089465][ T3481] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.089603][ T3481] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.089771][ T3481] ? move_addr_to_kernel (net/socket.c:258) [ 161.089904][ T3481] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.090038][ T3481] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.090174][ T3481] ___sys_sendmsg (net/socket.c:2752) [ 161.090308][ T3481] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 161.090534][ T3481] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.090685][ T3481] __sys_sendmsg (net/socket.c:2784) [ 161.090819][ T3481] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.090952][ T3481] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 161.091120][ T3481] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.091254][ T3481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.091413][ T3481] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.091556][ T3481] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.091693][ T3481] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.091826][ T3481] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.091991][ T3481] RIP: 0033:0x7fad5651008e [ 161.092133][ T3481] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.092631][ T3481] RSP: 002b:00007ffd8c576a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.092832][ T3481] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fad5651008e [ 161.093031][ T3481] RDX: 0000000000000000 RSI: 00007ffd8c576b20 RDI: 0000000000000005 [ 161.093233][ T3481] RBP: 00007ffd8c576a80 R08: 0000000000000000 R09: 0000000000000000 [ 161.093435][ T3481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.093644][ T3481] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8c5771f0 | [ 161.136842][ T3482] ------------[ cut here ]------------ | [ 161.137005][ T3482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3482 | [ 161.137269][ T3482] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.137895][ T3482] Tainted: [W]=WARN [ 161.137995][ T3482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.138161][ T3482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.138334][ T3482] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.138833][ T3482] RSP: 0018:ffa000000204f020 EFLAGS: 00010286 [ 161.139000][ T3482] RAX: 00000000ffffffa6 RBX: ff1100000c443700 RCX: 1ff4000000409dca [ 161.139199][ T3482] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4437bc [ 161.139404][ T3482] RBP: ff1100000bc81000 R08: 1fe22000018886f9 R09: ff11000005a7ae58 [ 161.139614][ T3482] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 161.139841][ T3482] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 161.140038][ T3482] FS: 00007f96df34a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.140273][ T3482] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.140447][ T3482] CR2: 000000000ec86988 CR3: 00000000135f5003 CR4: 0000000000771ef0 [ 161.140661][ T3482] PKRU: 55555554 [ 161.140763][ T3482] Call Trace: [ 161.140866][ T3482] [ 161.140937][ T3482] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.141072][ T3482] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.141172][ T3482] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 161.141304][ T3482] __dev_notify_flags (net/core/dev.c:9787) [ 161.141452][ T3482] ? netif_change_name (net/core/dev.c:1495) [ 161.142322][ T3482] ? __dev_change_flags (net/core/dev.c:9752) [ 161.142468][ T3482] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 161.142607][ T3482] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.142741][ T3482] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 161.142877][ T3482] netif_change_flags (net/core/dev.c:9820) [ 161.143012][ T3482] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 161.143146][ T3482] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 161.143292][ T3482] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 161.143434][ T3482] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.143611][ T3482] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.143743][ T3482] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.143878][ T3482] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 161.144011][ T3482] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.144145][ T3482] ? __kernel_text_address (kernel/extable.c:79) [ 161.144280][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.144428][ T3482] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.144567][ T3482] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.144708][ T3482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.144843][ T3482] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 161.144975][ T3482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.145108][ T3482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.145244][ T3482] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 161.145385][ T3482] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 161.145526][ T3482] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 161.145663][ T3482] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.145799][ T3482] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 161.145937][ T3482] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 161.146074][ T3482] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.146210][ T3482] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.146345][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.146492][ T3482] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.146630][ T3482] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.146764][ T3482] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.146899][ T3482] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.147032][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.147167][ T3482] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.147302][ T3482] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.147444][ T3482] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.147647][ T3482] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.147782][ T3482] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.147916][ T3482] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.148051][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.148193][ T3482] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.148328][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.148475][ T3482] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.148616][ T3482] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.148750][ T3482] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.148888][ T3482] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.149023][ T3482] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.149162][ T3482] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.149300][ T3482] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.149448][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.149595][ T3482] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.149731][ T3482] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.149865][ T3482] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.150002][ T3482] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.150136][ T3482] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.150272][ T3482] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.150443][ T3482] ? move_addr_to_kernel (net/socket.c:258) [ 161.150587][ T3482] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.150723][ T3482] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.150858][ T3482] ___sys_sendmsg (net/socket.c:2752) [ 161.150996][ T3482] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 161.151164][ T3482] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.151312][ T3482] __sys_sendmsg (net/socket.c:2784) [ 161.151452][ T3482] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.151595][ T3482] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 161.151766][ T3482] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.151901][ T3482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.152036][ T3482] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.152170][ T3482] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.152304][ T3482] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.152445][ T3482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.152623][ T3482] RIP: 0033:0x7f96df58408e [ 161.152764][ T3482] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.153245][ T3482] RSP: 002b:00007ffdbd70e650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.153452][ T3482] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f96df58408e [ 161.153661][ T3482] RDX: 0000000000000000 RSI: 00007ffdbd70e700 RDI: 0000000000000005 [ 161.153862][ T3482] RBP: 00007ffdbd70e660 R08: 0000000000000000 R09: 0000000000000000 [ 161.154063][ T3482] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.154263][ T3482] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbd70edd0 | [ 161.156330][ T46] ------------[ cut here ]------------ | [ 161.156472][ T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46 | [ 161.156718][ T46] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.157157][ T46] Tainted: [W]=WARN [ 161.157252][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.157418][ T46] Workqueue: events_unbound linkwatch_event [ 161.157584][ T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.157744][ T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.158189][ T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286 [ 161.158343][ T46] RAX: 00000000ffffffa6 RBX: ff1100000a15a580 RCX: 1ff4000000065f02 [ 161.158623][ T46] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15a63c [ 161.158809][ T46] RBP: ff11000012b4c000 R08: 1fe220000142b4c9 R09: ff110000024a0ba8 [ 161.158995][ T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 161.159178][ T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 161.159449][ T46] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.159676][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.159833][ T46] CR2: 000000000ec86988 CR3: 00000000135f5003 CR4: 0000000000771ef0 [ 161.160017][ T46] PKRU: 55555554 [ 161.160110][ T46] Call Trace: [ 161.160202][ T46] [ 161.160267][ T46] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.160454][ T46] ? notifier_call_chain (kernel/notifier.c:85) [ 161.160590][ T46] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.160684][ T46] netif_state_change (net/core/dev.c:1605) [ 161.160808][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.160963][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 161.161084][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 161.161207][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.161332][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 161.161538][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 161.161668][ T46] process_one_work (kernel/workqueue.c:3314) [ 161.161794][ T46] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 161.161916][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.162043][ T46] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 161.162190][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 161.162318][ T46] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 161.162517][ T46] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 161.162646][ T46] kthread (kernel/kthread.c:436) [ 161.162738][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 161.162889][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 161.163011][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 161.163135][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 161.163290][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 161.163497][ T46] ? kthread_affine_node (kernel/kthread.c:378) [ 161.163626][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 161.221266][ T3484] ------------[ cut here ]------------ | [ 161.221445][ T3484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3484 | [ 161.221725][ T3484] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.222175][ T3484] Tainted: [W]=WARN [ 161.222280][ T3484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.222466][ T3484] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.222671][ T3484] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.223158][ T3484] RSP: 0018:ffa000000211f150 EFLAGS: 00010286 [ 161.223334][ T3484] RAX: 00000000ffffffa6 RBX: ff110000129911c0 RCX: 1ff4000000423df0 [ 161.223547][ T3484] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299127c [ 161.223750][ T3484] RBP: ff1100000bc81000 R08: 1fe2200002532251 R09: ff11000013778b58 [ 161.223948][ T3484] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 161.224143][ T3484] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105e1fc0 [ 161.224355][ T3484] FS: 00007efc31f9d840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.224599][ T3484] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.224765][ T3484] CR2: 00000000004ebb28 CR3: 0000000013620001 CR4: 0000000000771ef0 [ 161.224965][ T3484] PKRU: 55555554 [ 161.225064][ T3484] Call Trace: [ 161.225162][ T3484] [ 161.225234][ T3484] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.225375][ T3484] ? notifier_call_chain (kernel/notifier.c:85) [ 161.225513][ T3484] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.225621][ T3484] netif_state_change (net/core/dev.c:1605) [ 161.225756][ T3484] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.225925][ T3484] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 161.226092][ T3484] linkwatch_sync_dev (net/core/link_watch.c:295) [ 161.226230][ T3484] rtnl_getlink (net/core/rtnetlink.c:4273) [ 161.226370][ T3484] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.226508][ T3484] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.226646][ T3484] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 161.226777][ T3484] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.226909][ T3484] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.227047][ T3484] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.227200][ T3484] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.227331][ T3484] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.227475][ T3484] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.227613][ T3484] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.227744][ T3484] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.227895][ T3484] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.228030][ T3484] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 161.228162][ T3484] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.228294][ T3484] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.228430][ T3484] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.228568][ T3484] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.228708][ T3484] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.228841][ T3484] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.228974][ T3484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.229108][ T3484] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.229242][ T3484] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.229386][ T3484] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.229523][ T3484] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.229661][ T3484] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.229797][ T3484] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.229933][ T3484] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.230066][ T3484] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.230200][ T3484] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.230333][ T3484] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.230478][ T3484] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.230618][ T3484] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.230753][ T3484] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.230918][ T3484] ? move_addr_to_kernel (net/socket.c:258) [ 161.231048][ T3484] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.231181][ T3484] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.231353][ T3484] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.231495][ T3484] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.231671][ T3484] ___sys_sendmsg (net/socket.c:2752) [ 161.231807][ T3484] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.231941][ T3484] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.232082][ T3484] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 161.232214][ T3484] ? do_getsockname (net/socket.c:2192) [ 161.232354][ T3484] __sys_sendmsg (net/socket.c:2784) [ 161.232510][ T3484] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.232652][ T3484] ? __sys_getsockname (net/socket.c:2210) [ 161.232786][ T3484] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.232925][ T3484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.233056][ T3484] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.233188][ T3484] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.233321][ T3484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.233496][ T3484] RIP: 0033:0x7efc321d708e [ 161.233639][ T3484] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.234108][ T3484] RSP: 002b:00007ffddbea2970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.234313][ T3484] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc321d708e [ 161.234523][ T3484] RDX: 0000000000000000 RSI: 00007ffddbea2a20 RDI: 0000000000000006 [ 161.234724][ T3484] RBP: 00007ffddbea2980 R08: 0000000000000000 R09: 0000000000000000 [ 161.234921][ T3484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.235116][ T3484] R13: 00007ffddbea2ad0 R14: 000000000000000d R15: 00007ffddbea387a | [ 161.323614][ T3487] ------------[ cut here ]------------ | [ 161.323834][ T3487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3487 | [ 161.324156][ T3487] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.324758][ T3487] Tainted: [W]=WARN [ 161.324914][ T3487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.325140][ T3487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.325391][ T3487] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.325937][ T3487] RSP: 0018:ffa000000214f1b0 EFLAGS: 00010286 [ 161.326161][ T3487] RAX: 00000000ffffffa6 RBX: ff1100000b93c200 RCX: 1ff4000000429dfc [ 161.326540][ T3487] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93c2bc [ 161.326872][ T3487] RBP: ff110000100d1000 R08: 1fe2200001727859 R09: ff1100001031d180 [ 161.327181][ T3487] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 161.327530][ T3487] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 161.327880][ T3487] FS: 00007fc950377840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 161.328317][ T3487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.328640][ T3487] CR2: 00007fc9506ec040 CR3: 0000000013620005 CR4: 0000000000771ef0 [ 161.328963][ T3487] PKRU: 55555554 [ 161.329110][ T3487] Call Trace: [ 161.329262][ T3487] [ 161.329397][ T3487] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.329597][ T3487] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.329758][ T3487] __dev_notify_flags (net/core/dev.c:9787) [ 161.329949][ T3487] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 161.330139][ T3487] ? netif_change_name (net/core/dev.c:1495) [ 161.330330][ T3487] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 161.330545][ T3487] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 161.330745][ T3487] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.330932][ T3487] ? __dev_get_by_name (net/core/dev.c:883) [ 161.331119][ T3487] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.331314][ T3487] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.331526][ T3487] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.331726][ T3487] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.331914][ T3487] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.332103][ T3487] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.332290][ T3487] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.332500][ T3487] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.332706][ T3487] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.332896][ T3487] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.333085][ T3487] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.333274][ T3487] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.333481][ T3487] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.333680][ T3487] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.333873][ T3487] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.334060][ T3487] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.334249][ T3487] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.334448][ T3487] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.334658][ T3487] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.334849][ T3487] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.335038][ T3487] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.335228][ T3487] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.335431][ T3487] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.335635][ T3487] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.335824][ T3487] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.336014][ T3487] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.336203][ T3487] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.336404][ T3487] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.336604][ T3487] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.336793][ T3487] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.337015][ T3487] ? move_addr_to_kernel (net/socket.c:258) [ 161.337209][ T3487] ___sys_sendmsg (net/socket.c:2752) [ 161.337407][ T3487] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.337606][ T3487] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.337808][ T3487] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 161.337997][ T3487] __sys_sendmsg (net/socket.c:2784) [ 161.338187][ T3487] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.338396][ T3487] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.338631][ T3487] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.338829][ T3487] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.339014][ T3487] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.339198][ T3487] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.339399][ T3487] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.339631][ T3487] RIP: 0033:0x7fc9505b108e [ 161.339823][ T3487] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.340365][ T3487] RSP: 002b:00007ffee9f88e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.340634][ T3487] RAX: ffffffffffffffda RBX: 00007ffee9f895c0 RCX: 00007fc9505b108e [ 161.340886][ T3487] RDX: 0000000000000000 RSI: 00007ffee9f88ec0 RDI: 0000000000000005 [ 161.341139][ T3487] RBP: 00007ffee9f88e20 R08: 0000000000000000 R09: 0000000000000000 [ 161.341402][ T3487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.341671][ T3487] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee9f89590 | [ 161.378322][ T3488] ------------[ cut here ]------------ | [ 161.378497][ T3488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3488 | [ 161.378779][ T3488] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.379234][ T3488] Tainted: [W]=WARN [ 161.379337][ T3488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.379521][ T3488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.379700][ T3488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.380181][ T3488] RSP: 0018:ffa000000215f1b0 EFLAGS: 00010286 [ 161.380358][ T3488] RAX: 00000000ffffffa6 RBX: ff1100000edc9e00 RCX: 1ff400000042bdfc [ 161.380566][ T3488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc9ebc [ 161.380771][ T3488] RBP: ff1100000eb09000 R08: 1fe2200001db93d9 R09: ff11000010318b80 [ 161.380974][ T3488] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 161.381175][ T3488] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 161.381387][ T3488] FS: 00007f782f5f4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.381632][ T3488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.381801][ T3488] CR2: 00007f782f7ed460 CR3: 00000000106fd006 CR4: 0000000000771ef0 [ 161.382005][ T3488] PKRU: 55555554 [ 161.382106][ T3488] Call Trace: [ 161.382209][ T3488] [ 161.382282][ T3488] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.382433][ T3488] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.382543][ T3488] __dev_notify_flags (net/core/dev.c:9787) [ 161.382684][ T3488] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 161.382821][ T3488] ? netif_change_name (net/core/dev.c:1495) [ 161.382963][ T3488] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 161.383101][ T3488] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 161.383239][ T3488] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.383381][ T3488] ? __dev_get_by_name (net/core/dev.c:883) [ 161.383524][ T3488] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.383669][ T3488] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.383810][ T3488] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.383947][ T3488] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.384082][ T3488] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.384217][ T3488] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.384359][ T3488] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.384504][ T3488] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.384648][ T3488] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.384785][ T3488] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.384923][ T3488] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.385058][ T3488] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.385200][ T3488] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.385336][ T3488] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.385487][ T3488] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.385627][ T3488] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.385764][ T3488] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.385900][ T3488] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.386037][ T3488] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.386177][ T3488] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.386315][ T3488] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.386480][ T3488] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.386624][ T3488] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.386760][ T3488] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.386897][ T3488] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.387035][ T3488] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.387173][ T3488] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.387314][ T3488] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.387467][ T3488] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.387609][ T3488] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.387775][ T3488] ? move_addr_to_kernel (net/socket.c:258) [ 161.387915][ T3488] ___sys_sendmsg (net/socket.c:2752) [ 161.388050][ T3488] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.388190][ T3488] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.388337][ T3488] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 161.388487][ T3488] __sys_sendmsg (net/socket.c:2784) [ 161.388633][ T3488] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.388772][ T3488] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.388908][ T3488] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.389044][ T3488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.389179][ T3488] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.389316][ T3488] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.389462][ T3488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.389633][ T3488] RIP: 0033:0x7f782f82e08e [ 161.389777][ T3488] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.390263][ T3488] RSP: 002b:00007fff2df84be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.390478][ T3488] RAX: ffffffffffffffda RBX: 00007fff2df85390 RCX: 00007f782f82e08e [ 161.390688][ T3488] RDX: 0000000000000000 RSI: 00007fff2df84c90 RDI: 0000000000000005 [ 161.390893][ T3488] RBP: 00007fff2df84bf0 R08: 0000000000000000 R09: 0000000000000000 [ 161.391095][ T3488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.391297][ T3488] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2df85360 | [ 161.428856][ T3489] ------------[ cut here ]------------ | [ 161.429015][ T3489] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3489 | [ 161.429291][ T3489] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.429759][ T3489] Tainted: [W]=WARN [ 161.429867][ T3489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.430035][ T3489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.430210][ T3489] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.430707][ T3489] RSP: 0018:ffa000000216f020 EFLAGS: 00010286 [ 161.430876][ T3489] RAX: 00000000ffffffa6 RBX: ff1100000fb33c40 RCX: 1ff400000042ddca [ 161.431074][ T3489] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb33cfc [ 161.431277][ T3489] RBP: ff110000100d1000 R08: 1fe2200001f667a1 R09: ff1100000fcb8b58 [ 161.431492][ T3489] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 161.431699][ T3489] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 161.431903][ T3489] FS: 00007f096bdc3840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 161.432140][ T3489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.432312][ T3489] CR2: 00000000056cf988 CR3: 00000000134bc004 CR4: 0000000000771ef0 [ 161.432531][ T3489] PKRU: 55555554 [ 161.432636][ T3489] Call Trace: [ 161.432738][ T3489] [ 161.432806][ T3489] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.432942][ T3489] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.433045][ T3489] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 161.433178][ T3489] __dev_notify_flags (net/core/dev.c:9787) [ 161.433315][ T3489] ? netif_change_name (net/core/dev.c:1495) [ 161.433456][ T3489] ? __dev_change_flags (net/core/dev.c:9752) [ 161.433599][ T3489] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 161.433733][ T3489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.433872][ T3489] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 161.434014][ T3489] netif_change_flags (net/core/dev.c:9820) [ 161.434150][ T3489] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 161.434286][ T3489] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 161.434428][ T3489] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 161.434571][ T3489] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.434744][ T3489] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.434879][ T3489] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.435017][ T3489] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 161.435151][ T3489] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.435286][ T3489] ? __kernel_text_address (kernel/extable.c:79) [ 161.435526][ T3489] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.435664][ T3489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.435825][ T3489] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.435961][ T3489] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.436094][ T3489] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 161.436225][ T3489] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.436428][ T3489] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.436590][ T3489] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 161.436739][ T3489] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 161.436880][ T3489] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 161.437046][ T3489] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.437184][ T3489] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 161.437328][ T3489] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 161.437602][ T3489] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.437757][ T3489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.437891][ T3489] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.438025][ T3489] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.438158][ T3489] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.438705][ T3489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.438847][ T3489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.438991][ T3489] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.439133][ T3489] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.439270][ T3489] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.439455][ T3489] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.439598][ T3489] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.439735][ T3489] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.439870][ T3489] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.440006][ T3489] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.440144][ T3489] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.440281][ T3489] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.440421][ T3489] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.440569][ T3489] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.440708][ T3489] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.440847][ T3489] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.440986][ T3489] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.441122][ T3489] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.441260][ T3489] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.441397][ T3489] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.441539][ T3489] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.441681][ T3489] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.441817][ T3489] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.441953][ T3489] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.442088][ T3489] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.442223][ T3489] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.442434][ T3489] ? move_addr_to_kernel (net/socket.c:258) [ 161.442584][ T3489] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.442724][ T3489] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.442868][ T3489] ___sys_sendmsg (net/socket.c:2752) [ 161.443001][ T3489] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 161.443175][ T3489] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.443324][ T3489] __sys_sendmsg (net/socket.c:2784) [ 161.443474][ T3489] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.443619][ T3489] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 161.443793][ T3489] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.443928][ T3489] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.444063][ T3489] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.444199][ T3489] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.444336][ T3489] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.444481][ T3489] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.444669][ T3489] RIP: 0033:0x7f096bffd08e [ 161.444815][ T3489] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.445301][ T3489] RSP: 002b:00007ffd99ce9510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.445534][ T3489] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f096bffd08e [ 161.445740][ T3489] RDX: 0000000000000000 RSI: 00007ffd99ce95c0 RDI: 0000000000000005 [ 161.445941][ T3489] RBP: 00007ffd99ce9520 R08: 0000000000000000 R09: 0000000000000000 [ 161.446145][ T3489] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.446354][ T3489] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd99ce9c90 | [ 161.480844][ T3490] ------------[ cut here ]------------ | [ 161.481059][ T3490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3490 | [ 161.481959][ T3490] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.482536][ T3490] Tainted: [W]=WARN [ 161.482701][ T3490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.482918][ T3490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.483143][ T3490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.483726][ T3490] RSP: 0018:ffa000000217f020 EFLAGS: 00010286 [ 161.483948][ T3490] RAX: 00000000ffffffa6 RBX: ff1100000a0e38c0 RCX: 1ff400000042fdca [ 161.484202][ T3490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a0e397c [ 161.484927][ T3490] RBP: ff1100000eb09000 R08: 1fe220000141c731 R09: ff11000009a7ae58 [ 161.485174][ T3490] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 161.485433][ T3490] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 161.485705][ T3490] FS: 00007f5307645840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 161.485988][ T3490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.486208][ T3490] CR2: 000000000dc8c988 CR3: 00000000134bc004 CR4: 0000000000771ef0 [ 161.486481][ T3490] PKRU: 55555554 [ 161.486650][ T3490] Call Trace: [ 161.486803][ T3490] [ 161.486924][ T3490] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.487114][ T3490] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.487271][ T3490] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 161.487476][ T3490] __dev_notify_flags (net/core/dev.c:9787) [ 161.487677][ T3490] ? netif_change_name (net/core/dev.c:1495) [ 161.487863][ T3490] ? __dev_change_flags (net/core/dev.c:9752) [ 161.488050][ T3490] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 161.488236][ T3490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.488437][ T3490] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 161.488642][ T3490] netif_change_flags (net/core/dev.c:9820) [ 161.488832][ T3490] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 161.489049][ T3490] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 161.489240][ T3490] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 161.489439][ T3490] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.489677][ T3490] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.489866][ T3490] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.490053][ T3490] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 161.490237][ T3490] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.490437][ T3490] ? __kernel_text_address (kernel/extable.c:79) [ 161.490644][ T3490] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.490832][ T3490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.491017][ T3490] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.491210][ T3490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.491423][ T3490] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 161.491627][ T3490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.491815][ T3490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.492001][ T3490] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 161.492185][ T3490] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 161.492384][ T3490] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 161.492603][ T3490] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.492816][ T3490] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 161.493014][ T3490] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 161.493237][ T3490] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.493438][ T3490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.493643][ T3490] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.493829][ T3490] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.494017][ T3490] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.494204][ T3490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.494405][ T3490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.494602][ T3490] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.494791][ T3490] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.494978][ T3490] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.495165][ T3490] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.495388][ T3490] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.495585][ T3490] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.495789][ T3490] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.495972][ T3490] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.496161][ T3490] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.496361][ T3490] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.496557][ T3490] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.496748][ T3490] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.496951][ T3490] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.497140][ T3490] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.497323][ T3490] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.497547][ T3490] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.497741][ T3490] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.497925][ T3490] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.498111][ T3490] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.498296][ T3490] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.498504][ T3490] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.498707][ T3490] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.498928][ T3490] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.499115][ T3490] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.499332][ T3490] ? move_addr_to_kernel (net/socket.c:258) [ 161.499541][ T3490] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.499734][ T3490] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.499920][ T3490] ___sys_sendmsg (net/socket.c:2752) [ 161.500104][ T3490] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 161.500322][ T3490] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.500540][ T3490] __sys_sendmsg (net/socket.c:2784) [ 161.500762][ T3490] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.500946][ T3490] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 161.501165][ T3490] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.501365][ T3490] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.501562][ T3490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.501755][ T3490] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.501939][ T3490] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.502125][ T3490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.502342][ T3490] RIP: 0033:0x7f530787f08e [ 161.502578][ T3490] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.503106][ T3490] RSP: 002b:00007ffd1390a4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.503369][ T3490] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f530787f08e [ 161.503628][ T3490] RDX: 0000000000000000 RSI: 00007ffd1390a580 RDI: 0000000000000005 [ 161.503876][ T3490] RBP: 00007ffd1390a4e0 R08: 0000000000000000 R09: 0000000000000000 [ 161.504124][ T3490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.504382][ T3490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1390ac50 | [ 161.599492][ T3493] ------------[ cut here ]------------ | [ 161.599727][ T3493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3493 | [ 161.600059][ T3493] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.600656][ T3493] Tainted: [W]=WARN [ 161.600815][ T3493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.601040][ T3493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.601271][ T3493] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.601847][ T3493] RSP: 0018:ffa00000021af090 EFLAGS: 00010286 [ 161.602103][ T3493] RAX: 00000000ffffffa6 RBX: ff1100000a15a3c0 RCX: 1ff4000000435dd8 [ 161.602377][ T3493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15a47c [ 161.602657][ T3493] RBP: ff110000100d1000 R08: 1fe220000142b491 R09: ff1100000eb98b80 [ 161.602916][ T3493] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 161.603181][ T3493] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 161.603468][ T3493] FS: 00007f6d69eee840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 161.603776][ T3493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.604003][ T3493] CR2: 000000000042e5e0 CR3: 00000000134bc006 CR4: 0000000000771ef0 [ 161.604263][ T3493] PKRU: 55555554 [ 161.604433][ T3493] Call Trace: [ 161.604599][ T3493] [ 161.604728][ T3493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.604918][ T3493] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 161.605111][ T3493] notifier_call_chain (kernel/notifier.c:85) [ 161.605305][ T3493] __netdev_upper_dev_link (net/core/dev.c:8931) [ 161.605519][ T3493] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 161.605723][ T3493] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 161.605916][ T3493] netdev_upper_dev_link (net/core/dev.c:8972) [ 161.606107][ T3493] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 161.606299][ T3493] register_vlan_dev (net/8021q/vlan.c:183) [ 161.606515][ T3493] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 161.606719][ T3493] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 161.606910][ T3493] ? nla_strscpy (lib/nlattr.c:795) [ 161.607102][ T3493] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 161.607294][ T3493] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.607508][ T3493] ? __dev_get_by_name (net/core/dev.c:883) [ 161.607712][ T3493] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.607910][ T3493] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.608105][ T3493] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.608296][ T3493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.608505][ T3493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.608707][ T3493] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.608899][ T3493] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.609091][ T3493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.609285][ T3493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.609497][ T3493] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.609701][ T3493] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.609893][ T3493] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.610083][ T3493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.610272][ T3493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.610483][ T3493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.610682][ T3493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.610874][ T3493] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.611064][ T3493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.611256][ T3493] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.611472][ T3493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.611671][ T3493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.611866][ T3493] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.612059][ T3493] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.612248][ T3493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.612455][ T3493] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.612667][ T3493] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.612859][ T3493] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.613051][ T3493] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.613239][ T3493] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.613444][ T3493] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.613688][ T3493] ? move_addr_to_kernel (net/socket.c:258) [ 161.613885][ T3493] ___sys_sendmsg (net/socket.c:2752) [ 161.614074][ T3493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.614264][ T3493] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.614485][ T3493] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 161.614691][ T3493] __sys_sendmsg (net/socket.c:2784) [ 161.614882][ T3493] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.615077][ T3493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.615267][ T3493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.615478][ T3493] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.615680][ T3493] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.615869][ T3493] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.616062][ T3493] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.616283][ T3493] RIP: 0033:0x7f6d6a12808e [ 161.616505][ T3493] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.617059][ T3493] RSP: 002b:00007ffd010febc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.617317][ T3493] RAX: ffffffffffffffda RBX: 00007ffd010ff380 RCX: 00007f6d6a12808e [ 161.617603][ T3493] RDX: 0000000000000000 RSI: 00007ffd010fec70 RDI: 0000000000000005 [ 161.617863][ T3493] RBP: 00007ffd010febd0 R08: 0000000000000000 R09: 0000000000000000 [ 161.618122][ T3493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.618394][ T3493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd010ff340 | [ 161.620512][ T3493] ------------[ cut here ]------------ | [ 161.620701][ T3493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3493 | [ 161.621016][ T3493] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.621589][ T3493] Tainted: [W]=WARN [ 161.621750][ T3493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.621972][ T3493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.622199][ T3493] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.622766][ T3493] RSP: 0018:ffa00000021af1b0 EFLAGS: 00010286 [ 161.622988][ T3493] RAX: 00000000ffffffa6 RBX: ff1100000a15b000 RCX: 1ff4000000435dfc [ 161.623241][ T3493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a15b0bc [ 161.623517][ T3493] RBP: ff11000012a59000 R08: 1fe220000142b619 R09: ff1100000eb98b80 [ 161.623778][ T3493] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 161.624028][ T3493] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 161.624283][ T3493] FS: 00007f6d69eee840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 161.624697][ T3493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.624919][ T3493] CR2: 000000000042e5e0 CR3: 00000000134bc006 CR4: 0000000000771ef0 [ 161.625172][ T3493] PKRU: 55555554 [ 161.625425][ T3493] Call Trace: [ 161.625588][ T3493] [ 161.625716][ T3493] ? register_vlan_dev (net/8021q/vlan.c:188) [ 161.625906][ T3493] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.626093][ T3493] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.626382][ T3493] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.626544][ T3493] __dev_notify_flags (net/core/dev.c:9787) [ 161.626739][ T3493] ? netdev_update_features (net/core/dev.c:11098) [ 161.626925][ T3493] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 161.627235][ T3493] ? netif_change_name (net/core/dev.c:1495) [ 161.627437][ T3493] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 161.627639][ T3493] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 161.627831][ T3493] ? register_vlan_dev (net/8021q/vlan.c:196) [ 161.628109][ T3493] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 161.628298][ T3493] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 161.628510][ T3493] ? nla_strscpy (lib/nlattr.c:795) [ 161.628709][ T3493] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 161.628991][ T3493] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.629178][ T3493] ? __dev_get_by_name (net/core/dev.c:883) [ 161.629378][ T3493] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.629583][ T3493] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.629871][ T3493] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.630059][ T3493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.630244][ T3493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.630446][ T3493] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.630743][ T3493] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.630929][ T3493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.631121][ T3493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.631308][ T3493] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.631608][ T3493] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.631802][ T3493] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.631990][ T3493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.632174][ T3493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.632473][ T3493] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.632667][ T3493] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.632857][ T3493] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.633042][ T3493] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.633317][ T3493] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.633530][ T3493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.633725][ T3493] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.633915][ T3493] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.634191][ T3493] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.634389][ T3493] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.634586][ T3493] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.634782][ T3493] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.635061][ T3493] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.635249][ T3493] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.635451][ T3493] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.635654][ T3493] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.635962][ T3493] ? move_addr_to_kernel (net/socket.c:258) [ 161.636152][ T3493] ___sys_sendmsg (net/socket.c:2752) [ 161.636336][ T3493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.636547][ T3493] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.636839][ T3493] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 161.637027][ T3493] __sys_sendmsg (net/socket.c:2784) [ 161.637214][ T3493] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.637418][ T3493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.637712][ T3493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.637898][ T3493] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.638082][ T3493] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.638270][ T3493] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.638568][ T3493] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.638796][ T3493] RIP: 0033:0x7f6d6a12808e [ 161.638991][ T3493] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.639647][ T3493] RSP: 002b:00007ffd010febc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.639902][ T3493] RAX: ffffffffffffffda RBX: 00007ffd010ff380 RCX: 00007f6d6a12808e [ 161.640248][ T3493] RDX: 0000000000000000 RSI: 00007ffd010fec70 RDI: 0000000000000005 [ 161.640518][ T3493] RBP: 00007ffd010febd0 R08: 0000000000000000 R09: 0000000000000000 [ 161.640873][ T3493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.641128][ T3493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd010ff340 | [ 161.683890][ T3494] ------------[ cut here ]------------ | [ 161.684086][ T3494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3494 | [ 161.684375][ T3494] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.684851][ T3494] Tainted: [W]=WARN [ 161.684957][ T3494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.685131][ T3494] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.685314][ T3494] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.685838][ T3494] RSP: 0018:ffa00000021bf090 EFLAGS: 00010286 [ 161.686013][ T3494] RAX: 00000000ffffffa6 RBX: ff1100000e9edc40 RCX: 1ff4000000437dd8 [ 161.686223][ T3494] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9edcfc [ 161.686441][ T3494] RBP: ff1100000eb09000 R08: 1fe2200001d3dba1 R09: ff11000010112e80 [ 161.686663][ T3494] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 161.686872][ T3494] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 161.687081][ T3494] FS: 00007f17cbc44840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 161.687324][ T3494] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.687510][ T3494] CR2: 00007f773d253574 CR3: 00000000134bc005 CR4: 0000000000771ef0 [ 161.687723][ T3494] PKRU: 55555554 [ 161.687827][ T3494] Call Trace: [ 161.687931][ T3494] [ 161.688006][ T3494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.688147][ T3494] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 161.688287][ T3494] notifier_call_chain (kernel/notifier.c:85) [ 161.688439][ T3494] __netdev_upper_dev_link (net/core/dev.c:8931) [ 161.688590][ T3494] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 161.688733][ T3494] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 161.688875][ T3494] netdev_upper_dev_link (net/core/dev.c:8972) [ 161.689016][ T3494] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 161.689157][ T3494] register_vlan_dev (net/8021q/vlan.c:183) [ 161.689298][ T3494] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 161.689479][ T3494] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 161.689631][ T3494] ? nla_strscpy (lib/nlattr.c:795) [ 161.689773][ T3494] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 161.689914][ T3494] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.690054][ T3494] ? __dev_get_by_name (net/core/dev.c:883) [ 161.690193][ T3494] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.690338][ T3494] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.690496][ T3494] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.690656][ T3494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.690795][ T3494] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.690936][ T3494] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.691076][ T3494] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.691215][ T3494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.691366][ T3494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.691512][ T3494] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.691657][ T3494] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.691797][ T3494] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.691935][ T3494] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.692074][ T3494] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.692215][ T3494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.692361][ T3494] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.692507][ T3494] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.692651][ T3494] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.692790][ T3494] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.692932][ T3494] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.693070][ T3494] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.693210][ T3494] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.693358][ T3494] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.693504][ T3494] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.693649][ T3494] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.693788][ T3494] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.693928][ T3494] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.694068][ T3494] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.694206][ T3494] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.694351][ T3494] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.694530][ T3494] ? move_addr_to_kernel (net/socket.c:258) [ 161.694678][ T3494] ___sys_sendmsg (net/socket.c:2752) [ 161.694818][ T3494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.694957][ T3494] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.695106][ T3494] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 161.695247][ T3494] __sys_sendmsg (net/socket.c:2784) [ 161.695392][ T3494] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.695543][ T3494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.695687][ T3494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.695826][ T3494] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.695966][ T3494] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.696105][ T3494] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.696245][ T3494] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.696423][ T3494] RIP: 0033:0x7f17cbe7e08e [ 161.696574][ T3494] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.697079][ T3494] RSP: 002b:00007fffea77b190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.697291][ T3494] RAX: ffffffffffffffda RBX: 00007fffea77b950 RCX: 00007f17cbe7e08e [ 161.697511][ T3494] RDX: 0000000000000000 RSI: 00007fffea77b240 RDI: 0000000000000005 [ 161.697724][ T3494] RBP: 00007fffea77b1a0 R08: 0000000000000000 R09: 0000000000000000 [ 161.697932][ T3494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.698139][ T3494] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffea77b910 | [ 161.699911][ T3494] ------------[ cut here ]------------ | [ 161.700046][ T3494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3494 | [ 161.700312][ T3494] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.700790][ T3494] Tainted: [W]=WARN [ 161.700893][ T3494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.701064][ T3494] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.701240][ T3494] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.701749][ T3494] RSP: 0018:ffa00000021bf1b0 EFLAGS: 00010286 [ 161.701921][ T3494] RAX: 00000000ffffffa6 RBX: ff1100000e9ec3c0 RCX: 1ff4000000437dfc [ 161.702124][ T3494] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec47c [ 161.702328][ T3494] RBP: ff11000009769000 R08: 1fe2200001d3d891 R09: ff11000010112e80 [ 161.702541][ T3494] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 161.702749][ T3494] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 161.702954][ T3494] FS: 00007f17cbc44840(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 161.703195][ T3494] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.703370][ T3494] CR2: 00007f773d253574 CR3: 00000000134bc005 CR4: 0000000000771ef0 [ 161.703580][ T3494] PKRU: 55555554 [ 161.703685][ T3494] Call Trace: [ 161.703787][ T3494] [ 161.703857][ T3494] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.703995][ T3494] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.704133][ T3494] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.704239][ T3494] __dev_notify_flags (net/core/dev.c:9787) [ 161.704382][ T3494] ? netdev_update_features (net/core/dev.c:11098) [ 161.704525][ T3494] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 161.704705][ T3494] ? netif_change_name (net/core/dev.c:1495) [ 161.704840][ T3494] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 161.704976][ T3494] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 161.705116][ T3494] ? register_vlan_dev (net/8021q/vlan.c:196) [ 161.705253][ T3494] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 161.705395][ T3494] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 161.705541][ T3494] ? nla_strscpy (lib/nlattr.c:795) [ 161.705683][ T3494] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 161.705821][ T3494] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 161.705957][ T3494] ? __dev_get_by_name (net/core/dev.c:883) [ 161.706093][ T3494] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 161.706236][ T3494] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 161.706385][ T3494] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.706529][ T3494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.706667][ T3494] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.706802][ T3494] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.706940][ T3494] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.707076][ T3494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.707217][ T3494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.707359][ T3494] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.707503][ T3494] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.707645][ T3494] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.707780][ T3494] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.707916][ T3494] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.708055][ T3494] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.708190][ T3494] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.708327][ T3494] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.708476][ T3494] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.708617][ T3494] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.708757][ T3494] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.708892][ T3494] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.709030][ T3494] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.709169][ T3494] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.709307][ T3494] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.709449][ T3494] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.709597][ T3494] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.709735][ T3494] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.709872][ T3494] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.710008][ T3494] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.710145][ T3494] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.710315][ T3494] ? move_addr_to_kernel (net/socket.c:258) [ 161.710467][ T3494] ___sys_sendmsg (net/socket.c:2752) [ 161.710619][ T3494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.710757][ T3494] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.710904][ T3494] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 161.711042][ T3494] __sys_sendmsg (net/socket.c:2784) [ 161.711178][ T3494] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.711321][ T3494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.711465][ T3494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.711608][ T3494] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.711744][ T3494] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.711879][ T3494] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.712015][ T3494] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.712183][ T3494] RIP: 0033:0x7f17cbe7e08e [ 161.712324][ T3494] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.712845][ T3494] RSP: 002b:00007fffea77b190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.713050][ T3494] RAX: ffffffffffffffda RBX: 00007fffea77b950 RCX: 00007f17cbe7e08e [ 161.713252][ T3494] RDX: 0000000000000000 RSI: 00007fffea77b240 RDI: 0000000000000005 [ 161.713466][ T3494] RBP: 00007fffea77b1a0 R08: 0000000000000000 R09: 0000000000000000 [ 161.713673][ T3494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.713892][ T3494] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffea77b910 | [ 161.752447][ T3495] ------------[ cut here ]------------ | [ 161.752629][ T3495] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3495 | [ 161.752897][ T3495] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.753358][ T3495] Tainted: [W]=WARN [ 161.753466][ T3495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.753644][ T3495] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.753819][ T3495] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.754298][ T3495] RSP: 0018:ffa00000021cf020 EFLAGS: 00010286 [ 161.754481][ T3495] RAX: 00000000ffffffa6 RBX: ff1100000b93dc40 RCX: 1ff4000000439dca [ 161.754684][ T3495] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93dcfc [ 161.754897][ T3495] RBP: ff11000012a59000 R08: 1fe2200001727ba1 R09: ff11000010115158 [ 161.755096][ T3495] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 161.755294][ T3495] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 161.755507][ T3495] FS: 00007f5e78722840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.755750][ T3495] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.755923][ T3495] CR2: 00007f5e789f21a0 CR3: 00000000106fd001 CR4: 0000000000771ef0 [ 161.756125][ T3495] PKRU: 55555554 [ 161.756226][ T3495] Call Trace: [ 161.756324][ T3495] [ 161.756398][ T3495] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.756541][ T3495] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.756649][ T3495] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 161.756783][ T3495] __dev_notify_flags (net/core/dev.c:9787) [ 161.756919][ T3495] ? netif_change_name (net/core/dev.c:1495) [ 161.757054][ T3495] ? __dev_change_flags (net/core/dev.c:9752) [ 161.757189][ T3495] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 161.757322][ T3495] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.757468][ T3495] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 161.757609][ T3495] netif_change_flags (net/core/dev.c:9820) [ 161.757745][ T3495] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 161.757882][ T3495] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 161.758024][ T3495] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 161.758162][ T3495] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.758337][ T3495] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.758487][ T3495] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.758626][ T3495] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 161.758760][ T3495] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.758895][ T3495] ? __kernel_text_address (kernel/extable.c:79) [ 161.759031][ T3495] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.759167][ T3495] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.759302][ T3495] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.759441][ T3495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.759588][ T3495] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 161.759720][ T3495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.759851][ T3495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.759985][ T3495] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 161.760121][ T3495] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 161.760256][ T3495] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 161.760397][ T3495] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.760537][ T3495] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 161.760679][ T3495] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 161.760815][ T3495] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.760953][ T3495] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.761087][ T3495] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.761222][ T3495] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.761443][ T3495] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.761659][ T3495] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.761797][ T3495] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.761930][ T3495] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.762063][ T3495] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.762200][ T3495] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.762340][ T3495] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.762541][ T3495] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.762678][ T3495] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.762811][ T3495] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.762953][ T3495] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.763090][ T3495] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.763224][ T3495] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.763437][ T3495] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.763582][ T3495] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.763811][ T3495] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.763967][ T3495] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.764100][ T3495] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.764258][ T3495] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.764478][ T3495] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.764618][ T3495] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.764753][ T3495] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.764891][ T3495] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.765028][ T3495] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.765166][ T3495] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.765298][ T3495] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.765510][ T3495] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.765684][ T3495] ? move_addr_to_kernel (net/socket.c:258) [ 161.765823][ T3495] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.765958][ T3495] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.766093][ T3495] ___sys_sendmsg (net/socket.c:2752) [ 161.766227][ T3495] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 161.766397][ T3495] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.766550][ T3495] __sys_sendmsg (net/socket.c:2784) [ 161.766693][ T3495] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.766827][ T3495] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 161.766997][ T3495] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.767132][ T3495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.767267][ T3495] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.767406][ T3495] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.767547][ T3495] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.767691][ T3495] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.767858][ T3495] RIP: 0033:0x7f5e7895c08e [ 161.767999][ T3495] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.768487][ T3495] RSP: 002b:00007fff1fd4b070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.768695][ T3495] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e7895c08e [ 161.768894][ T3495] RDX: 0000000000000000 RSI: 00007fff1fd4b120 RDI: 0000000000000005 [ 161.769092][ T3495] RBP: 00007fff1fd4b080 R08: 0000000000000000 R09: 0000000000000000 [ 161.769291][ T3495] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d053 [ 161.769501][ T3495] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1fd4b7f0 | [ 161.796086][ T3496] ------------[ cut here ]------------ | [ 161.796246][ T3496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3496 | [ 161.796529][ T3496] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 161.796975][ T3496] Tainted: [W]=WARN [ 161.797075][ T3496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.797244][ T3496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 161.797422][ T3496] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 161.797907][ T3496] RSP: 0018:ffa00000021df020 EFLAGS: 00010286 [ 161.798073][ T3496] RAX: 00000000ffffffa6 RBX: ff1100000e9ad8c0 RCX: 1ff400000043bdca [ 161.798274][ T3496] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ad97c [ 161.798484][ T3496] RBP: ff11000009769000 R08: 1fe2200001d35b31 R09: ff1100000fe88b58 [ 161.798688][ T3496] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 161.798886][ T3496] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 161.799087][ T3496] FS: 00007fcbc1ba6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 161.799318][ T3496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 161.799497][ T3496] CR2: 000000001e348988 CR3: 0000000008f61003 CR4: 0000000000771ef0 [ 161.799698][ T3496] PKRU: 55555554 [ 161.799799][ T3496] Call Trace: [ 161.799897][ T3496] [ 161.799967][ T3496] ? __local_bh_enable_ip (kernel/softirq.c:455) [ 161.800099][ T3496] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 161.800233][ T3496] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 161.800335][ T3496] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 161.800548][ T3496] __dev_notify_flags (net/core/dev.c:9787) [ 161.800691][ T3496] ? netif_change_name (net/core/dev.c:1495) [ 161.800826][ T3496] ? __dev_change_flags (net/core/dev.c:9752) [ 161.800960][ T3496] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 161.801091][ T3496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.801225][ T3496] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 161.801466][ T3496] netif_change_flags (net/core/dev.c:9820) [ 161.801607][ T3496] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 161.801740][ T3496] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 161.801875][ T3496] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 161.802009][ T3496] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 161.802176][ T3496] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.802311][ T3496] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.802537][ T3496] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 161.802751][ T3496] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.802884][ T3496] ? __kernel_text_address (kernel/extable.c:79) [ 161.803018][ T3496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.803152][ T3496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.803286][ T3496] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.803516][ T3496] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.803657][ T3496] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 161.803788][ T3496] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.803920][ T3496] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.804056][ T3496] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 161.804189][ T3496] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 161.804321][ T3496] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 161.804550][ T3496] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 161.804691][ T3496] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 161.804824][ T3496] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 161.804963][ T3496] rtnl_newlink (net/core/rtnetlink.c:4150) [ 161.805097][ T3496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.805228][ T3496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.805421][ T3496] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.805561][ T3496] ? mark_usage (kernel/locking/lockdep.c:4674) [ 161.805695][ T3496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.805832][ T3496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.805966][ T3496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.806098][ T3496] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.806230][ T3496] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 161.806367][ T3496] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 161.806506][ T3496] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 161.806644][ T3496] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.806779][ T3496] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.806911][ T3496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.807047][ T3496] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 161.807180][ T3496] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 161.807316][ T3496] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 161.807454][ T3496] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.807596][ T3496] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.807734][ T3496] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 161.807867][ T3496] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 161.808001][ T3496] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.808134][ T3496] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.808268][ T3496] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 161.808409][ T3496] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 161.808549][ T3496] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 161.808688][ T3496] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 161.808822][ T3496] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 161.808955][ T3496] ? copy_msghdr_from_user (net/socket.c:2635) [ 161.809088][ T3496] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 161.809255][ T3496] ? move_addr_to_kernel (net/socket.c:258) [ 161.809395][ T3496] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.809537][ T3496] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 161.809678][ T3496] ___sys_sendmsg (net/socket.c:2752) [ 161.809811][ T3496] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 161.809976][ T3496] ? copy_msghdr_from_user (net/socket.c:2603) [ 161.810124][ T3496] __sys_sendmsg (net/socket.c:2784) [ 161.810260][ T3496] ? __sys_sendmsg_sock (net/socket.c:2765) [ 161.810397][ T3496] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 161.810571][ T3496] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.810709][ T3496] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 161.810845][ T3496] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 161.810979][ T3496] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 161.811114][ T3496] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 161.811248][ T3496] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.811422][ T3496] RIP: 0033:0x7fcbc1de008e [ 161.811568][ T3496] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 161.812048][ T3496] RSP: 002b:00007fff89145e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.812251][ T3496] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcbc1de008e [ 161.812461][ T3496] RDX: 0000000000000000 RSI: 00007fff89145f40 RDI: 0000000000000005 [ 161.812662][ T3496] RBP: 00007fff89145ea0 R08: 0000000000000000 R09: 0000000000000000 [ 161.812862][ T3496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d054 [ 161.813061][ T3496] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff89146610 | [ 162.294953][ T12] ------------[ cut here ]------------ | [ 162.296332][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 162.296609][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.297066][ T12] Tainted: [W]=WARN [ 162.297161][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.297320][ T12] Workqueue: netns cleanup_net [ 162.297465][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.297632][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.298076][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 162.298256][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278aac0 RCX: 1ff4000000018ec7 [ 162.298487][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278ab7c [ 162.298684][ T12] RBP: ff1100000e3e4000 R08: 1fe22000004f1571 R09: ff11000001aed1d0 [ 162.298871][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 162.299058][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 162.299245][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 162.299482][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.299645][ T12] CR2: 00007f140316c0a0 CR3: 0000000005883004 CR4: 0000000000771ef0 [ 162.299835][ T12] PKRU: 55555554 [ 162.299929][ T12] Call Trace: [ 162.300021][ T12] [ 162.300088][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 162.300216][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 162.300311][ T12] netif_close_many (net/core/dev.c:1804) [ 162.300444][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 162.300573][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 162.300733][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 162.300888][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 162.301016][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.301171][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.301298][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.301432][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.301564][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.301693][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.301818][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.301944][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.302072][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.302198][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.302339][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.302476][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.302606][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.302732][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.302855][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.302983][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.303111][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.303240][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.303375][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.303511][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.303640][ T12] kthread (kernel/kthread.c:436) [ 162.303734][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.303890][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.304019][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.304147][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.304302][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.304433][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.304565][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.307175][ T12] ------------[ cut here ]------------ | [ 162.307303][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 162.307643][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.308072][ T12] Tainted: [W]=WARN [ 162.308160][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.308312][ T12] Workqueue: netns cleanup_net [ 162.308459][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.308628][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.309052][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.309203][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c216900 RCX: 1ff4000000018eed [ 162.309387][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2169bc [ 162.309575][ T12] RBP: ff110000128cc000 R08: 1fe2200001842d39 R09: ff11000001aed1d0 [ 162.309757][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 162.309936][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.310115][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 162.310323][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.310484][ T12] CR2: 00007f140316c0a0 CR3: 0000000005883004 CR4: 0000000000771ef0 [ 162.310683][ T12] PKRU: 55555554 [ 162.310779][ T12] Call Trace: [ 162.310868][ T12] [ 162.310930][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.311083][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.311233][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.311363][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.311494][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.311622][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.311743][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.311865][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.311987][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.312106][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.312229][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.312357][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.312561][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.312689][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.312808][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.312930][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.313054][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.313175][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.313300][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.313430][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.313559][ T12] kthread (kernel/kthread.c:436) [ 162.313652][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.313801][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.313922][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.314042][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.314195][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.314317][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.314442][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.316792][ T12] ------------[ cut here ]------------ | [ 162.316926][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 162.317166][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.317876][ T12] Tainted: [W]=WARN [ 162.317973][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.318126][ T12] Workqueue: netns cleanup_net [ 162.318252][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.318464][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.318896][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.319046][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2163c0 RCX: 1ff4000000018eed [ 162.319453][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21647c [ 162.319644][ T12] RBP: ff1100000e2bc000 R08: 1fe2200001842c91 R09: ff11000001aed1d0 [ 162.319827][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 162.320056][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.320268][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 162.320533][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.320684][ T12] CR2: 00007f140316c0a0 CR3: 0000000005883004 CR4: 0000000000771ef0 [ 162.320865][ T12] PKRU: 55555554 [ 162.320955][ T12] Call Trace: [ 162.321048][ T12] [ 162.321111][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.321264][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.321466][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.321591][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.321713][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.321832][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.321954][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.322074][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.322212][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.322333][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.322515][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.322642][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.322761][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.322883][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.323002][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.323123][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.323245][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.323411][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.323539][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.323674][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.323793][ T12] kthread (kernel/kthread.c:436) [ 162.323884][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.324031][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.324151][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.324277][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.324482][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.324608][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.324730][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.332509][ T12] ------------[ cut here ]------------ | [ 162.332682][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 162.332917][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.333344][ T12] Tainted: [W]=WARN [ 162.333441][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.333606][ T12] Workqueue: netns cleanup_net [ 162.333727][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.333886][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.334308][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.334472][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c2171c0 RCX: 1ff4000000018eed [ 162.334655][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c21727c [ 162.334832][ T12] RBP: ff1100000a864000 R08: 1fe2200001842e51 R09: ff11000001aed1d0 [ 162.335009][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 162.335185][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.335376][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 162.335593][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.335746][ T12] CR2: 000055cd1fdc30a8 CR3: 00000000094dd001 CR4: 0000000000771ef0 [ 162.335924][ T12] PKRU: 55555554 [ 162.336012][ T12] Call Trace: [ 162.336102][ T12] [ 162.336166][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.336318][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.336476][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.336597][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.336721][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.336839][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.336958][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.337080][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.337202][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.337320][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.337447][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.337573][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.337697][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.337816][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.337934][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.338054][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.338184][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.338303][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.338433][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.338562][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.338682][ T12] kthread (kernel/kthread.c:436) [ 162.338776][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.338927][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.339047][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.339166][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.339314][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.339440][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.339570][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.341652][ T12] ------------[ cut here ]------------ | [ 162.341772][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 162.342028][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.342487][ T12] Tainted: [W]=WARN [ 162.342577][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.342731][ T12] Workqueue: netns cleanup_net [ 162.342854][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.343008][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.343442][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.343601][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9a900 RCX: 1ff4000000018eed [ 162.343780][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9a9bc [ 162.343959][ T12] RBP: ff11000007c21000 R08: 1fe22000017f3539 R09: ff11000001aed1d0 [ 162.344134][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 162.344309][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.344503][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 162.344714][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.344877][ T12] CR2: 000055cd1fdc30a8 CR3: 00000000094dd001 CR4: 0000000000771ef0 [ 162.345054][ T12] PKRU: 55555554 [ 162.345143][ T12] Call Trace: [ 162.345232][ T12] [ 162.345294][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.345449][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.345608][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.345733][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.345853][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.345976][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.346096][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.346220][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.346342][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.346473][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.346597][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.346716][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.346833][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.346954][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.347075][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.347200][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.347323][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.347448][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.347588][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.347713][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.347833][ T12] kthread (kernel/kthread.c:436) [ 162.347922][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.348069][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.348188][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.348307][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.348464][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.348588][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.348713][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.351188][ T12] ------------[ cut here ]------------ | [ 162.351313][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 162.351631][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.352122][ T12] Tainted: [W]=WARN [ 162.352210][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.352361][ T12] Workqueue: netns cleanup_net [ 162.352488][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.352723][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.353147][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.353376][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9ba80 RCX: 1ff4000000018eed [ 162.353555][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9bb3c [ 162.353807][ T12] RBP: ff1100000d8bc000 R08: 1fe22000017f3769 R09: ff11000001aed1d0 [ 162.354004][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 162.354183][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.354465][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 162.354691][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.354838][ T12] CR2: 000055cd1fdc30a8 CR3: 00000000094dd001 CR4: 0000000000771ef0 [ 162.355108][ T12] PKRU: 55555554 [ 162.355197][ T12] Call Trace: [ 162.355285][ T12] [ 162.355352][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.355589][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.355735][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.355857][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.355977][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.356166][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.356284][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.356409][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.356535][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.356729][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.356852][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.356970][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.357090][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.357281][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.357405][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.357529][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.357654][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.357844][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.357966][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.358089][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.358207][ T12] kthread (kernel/kthread.c:436) [ 162.358373][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.358527][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.358649][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.358769][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.358987][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.359111][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.359231][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.361951][ T12] ------------[ cut here ]------------ | [ 162.362140][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 162.362377][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.362879][ T12] Tainted: [W]=WARN [ 162.362970][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.363193][ T12] Workqueue: netns cleanup_net [ 162.363335][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.363503][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.364000][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.364146][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf9bc40 RCX: 1ff4000000018eed [ 162.364403][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf9bcfc [ 162.364602][ T12] RBP: ff1100000fbc9000 R08: 1fe22000017f37a1 R09: ff11000001aed1d0 [ 162.364775][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 162.365023][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.365202][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 162.365498][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.365649][ T12] CR2: 000055cd1fdc30a8 CR3: 00000000094dd001 CR4: 0000000000771ef0 [ 162.365826][ T12] PKRU: 55555554 [ 162.365987][ T12] Call Trace: [ 162.366075][ T12] [ 162.366137][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.366286][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.366514][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.366638][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.366758][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.366876][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.366997][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.367190][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.367313][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.367436][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.367595][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.367792][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.367910][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.368029][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.368149][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.368344][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.368479][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.368601][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.368723][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.368916][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.369033][ T12] kthread (kernel/kthread.c:436) [ 162.369127][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.369276][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.369479][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.369601][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.369748][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.369939][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.370057][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.372813][ T12] ------------[ cut here ]------------ | [ 162.372949][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 162.373251][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.373758][ T12] Tainted: [W]=WARN [ 162.373852][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.373997][ T12] Workqueue: netns cleanup_net [ 162.374120][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.374356][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.374885][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.375032][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991700 RCX: 1ff4000000018eed [ 162.375207][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129917bc [ 162.375465][ T12] RBP: ff11000010009000 R08: 1fe22000025322f9 R09: ff11000001aed1d0 [ 162.375647][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 162.375829][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.376079][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 162.376285][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.376517][ T12] CR2: 000055cd1fdc30a8 CR3: 00000000094dd001 CR4: 0000000000771ef0 [ 162.376698][ T12] PKRU: 55555554 [ 162.376786][ T12] Call Trace: [ 162.376873][ T12] [ 162.376935][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.377157][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.377302][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.377429][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.377635][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.377753][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.377871][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.377992][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.378183][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.378304][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.378432][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.378565][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.378758][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.378892][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.379010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.379128][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.379321][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.379447][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.379577][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.379710][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.379898][ T12] kthread (kernel/kthread.c:436) [ 162.379987][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.380132][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.380251][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.380376][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.380535][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.380659][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.380779][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.383261][ T12] ------------[ cut here ]------------ | [ 162.383402][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 162.383658][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.384152][ T12] Tainted: [W]=WARN [ 162.384240][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.384474][ T12] Workqueue: netns cleanup_net [ 162.384601][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.384754][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.385257][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.385494][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991380 RCX: 1ff4000000018eed [ 162.385679][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299143c [ 162.385854][ T12] RBP: ff1100000e844000 R08: 1fe2200002532289 R09: ff11000001aed1d0 [ 162.386103][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 162.386280][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.386468][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 162.386753][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.386900][ T12] CR2: 000055cd1fdc30a8 CR3: 00000000094dd001 CR4: 0000000000771ef0 [ 162.387150][ T12] PKRU: 55555554 [ 162.387237][ T12] Call Trace: [ 162.387327][ T12] [ 162.387392][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.387570][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.387794][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.387914][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.388033][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.388149][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.388339][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.388471][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.388608][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.388730][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.388927][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.389044][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.389162][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.389280][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.389483][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.389611][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.389732][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.389853][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.390047][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.390173][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.390292][ T12] kthread (kernel/kthread.c:436) [ 162.390385][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.390613][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.390732][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.390853][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.391003][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.391196][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.391316][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.393850][ T12] ------------[ cut here ]------------ | [ 162.394037][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 162.394267][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.394790][ T12] Tainted: [W]=WARN [ 162.394878][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.395027][ T12] Workqueue: netns cleanup_net [ 162.395226][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.395386][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.396089][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.396239][ T12] RAX: 00000000ffffffa6 RBX: ff11000012991c40 RCX: 1ff4000000018eed [ 162.396494][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012991cfc [ 162.396673][ T12] RBP: ff11000012bec000 R08: 1fe22000025323a1 R09: ff11000001aed1d0 [ 162.396851][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 162.397098][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.397281][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 162.397573][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.397724][ T12] CR2: 000055cd1fdc30a8 CR3: 00000000094dd001 CR4: 0000000000771ef0 [ 162.397901][ T12] PKRU: 55555554 [ 162.397994][ T12] Call Trace: [ 162.398155][ T12] [ 162.398217][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.398371][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.398522][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.398718][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.398838][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.398957][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.399077][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.399268][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.399393][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.399517][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.399644][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.399837][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.399956][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.400076][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.400195][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.400393][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.400521][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.400645][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.400770][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.400965][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.401083][ T12] kthread (kernel/kthread.c:436) [ 162.401173][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.401325][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.401529][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.401656][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.401804][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.401924][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.402120][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.413820][ T12] ------------[ cut here ]------------ | [ 162.414018][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 162.414299][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.414872][ T12] Tainted: [W]=WARN [ 162.415011][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.415207][ T12] Workqueue: netns cleanup_net [ 162.415395][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.415613][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.416082][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 162.416284][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050900 RCX: 1ff4000000018eed [ 162.416531][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060509bc [ 162.416769][ T12] RBP: ff1100000e3e4000 R08: 1fe2200000c0a139 R09: ff11000001aed1d0 [ 162.416995][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 162.417220][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.417469][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 162.417736][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.417934][ T12] CR2: 00007fa6b93d2808 CR3: 00000000094dd002 CR4: 0000000000771ef0 [ 162.418162][ T12] PKRU: 55555554 [ 162.418299][ T12] Call Trace: [ 162.418451][ T12] [ 162.418572][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.418784][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.418980][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 162.419152][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 162.419324][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 162.419513][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 162.419697][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 162.419868][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 162.420040][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.420208][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.420396][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.420576][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.420754][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.420924][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.421092][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.421263][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.421451][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.421662][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.421842][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.422020][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.422189][ T12] kthread (kernel/kthread.c:436) [ 162.422329][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.422544][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.422724][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.422898][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.423097][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.423267][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.423451][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.447830][ T12] ------------[ cut here ]------------ | [ 162.448021][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 162.448310][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 162.448870][ T12] Tainted: [W]=WARN [ 162.449010][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.449207][ T12] Workqueue: netns cleanup_net [ 162.449520][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 162.449805][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 162.450331][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 162.450615][ T12] RAX: 00000000ffffffa6 RBX: ff11000006050ac0 RCX: 1ff4000000018ed5 [ 162.450892][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050b7c [ 162.451168][ T12] RBP: ff11000013764000 R08: 1fe2200000c0a171 R09: ff11000001aed1d0 [ 162.451453][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 162.451736][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 162.451963][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 162.452222][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.452432][ T12] CR2: 00007fa6b93d2808 CR3: 00000000094dd002 CR4: 0000000000771ef0 [ 162.452680][ T12] PKRU: 55555554 [ 162.452820][ T12] Call Trace: [ 162.452958][ T12] [ 162.453070][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 162.453275][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 162.453498][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 162.453685][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 162.453860][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 162.454031][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 162.454202][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 162.454391][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 162.454572][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 162.454756][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 162.454936][ T12] cleanup_net (net/core/net_namespace.c:702) [ 162.455108][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 162.455277][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 162.455469][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 162.455652][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.455826][ T12] process_one_work (kernel/workqueue.c:3314) [ 162.456004][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 162.456178][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 162.456370][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 162.456557][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 162.456735][ T12] kthread (kernel/kthread.c:436) [ 162.456878][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.457079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.457254][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.457440][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 162.457662][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.457835][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 162.458009][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.108003][ T12] ------------[ cut here ]------------ | [ 163.108198][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 163.108525][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.109084][ T12] Tainted: [W]=WARN [ 163.109229][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.109449][ T12] Workqueue: netns cleanup_net [ 163.109647][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.109860][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.110363][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 163.110577][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b676740 RCX: 1ff4000000018ec7 [ 163.110822][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6767fc [ 163.111072][ T12] RBP: ff1100000eb09000 R08: 1fe22000016ced01 R09: ff11000001aed1d0 [ 163.111307][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 163.111567][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 163.111809][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.112078][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.112284][ T12] CR2: 00007f0ce82b6574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 163.112544][ T12] PKRU: 55555554 [ 163.112702][ T12] Call Trace: [ 163.112845][ T12] [ 163.112960][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.113138][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.113287][ T12] netif_close_many (net/core/dev.c:1804) [ 163.113487][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 163.113674][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 163.113893][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 163.114110][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.114290][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.114521][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.114709][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.114892][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.115074][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.115254][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.115446][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.115644][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.115823][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.115998][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.116176][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.116372][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.116558][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.116749][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.116931][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.117115][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.117300][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.117541][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.117737][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.117919][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.118103][ T12] kthread (kernel/kthread.c:436) [ 163.118261][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.118498][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.118689][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.118871][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.119086][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.119269][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.119472][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.121733][ T12] ------------[ cut here ]------------ | [ 163.121919][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 163.122233][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.122851][ T12] Tainted: [W]=WARN [ 163.123001][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.123216][ T12] Workqueue: netns cleanup_net [ 163.123417][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.123664][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.124210][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 163.124437][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b677700 RCX: 1ff4000000018e80 [ 163.124703][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b6777bc [ 163.124949][ T12] RBP: ff11000009769000 R08: 1fe22000016ceef9 R09: ff11000001aed1d0 [ 163.125193][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 163.125461][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 163.125720][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.125998][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.126212][ T12] CR2: 00007f0ce82b6574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 163.126481][ T12] PKRU: 55555554 [ 163.126640][ T12] Call Trace: [ 163.126790][ T12] [ 163.126909][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.127092][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.127242][ T12] netif_close_many (net/core/dev.c:1804) [ 163.127435][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 163.127631][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.127816][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 163.127999][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 163.128182][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 163.128376][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 163.128567][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 163.128761][ T12] notifier_call_chain (kernel/notifier.c:85) [ 163.128945][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 163.129131][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 163.129314][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 163.129549][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 163.129771][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.129954][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.130168][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.130364][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.130557][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.130747][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.130928][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.131112][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.131297][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.131509][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.131702][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.131887][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.132071][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.132255][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.132466][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.132660][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.132858][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.133044][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.133229][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.133436][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.133640][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.133824][ T12] kthread (kernel/kthread.c:436) [ 163.133973][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.134189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.134404][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.134603][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.134823][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.135006][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.135189][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.137959][ T12] ------------[ cut here ]------------ | [ 163.138125][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 163.138433][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.139067][ T12] Tainted: [W]=WARN [ 163.139214][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.139448][ T12] Workqueue: netns cleanup_net [ 163.139647][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.139865][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.140442][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.140667][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce33700 RCX: 1ff4000000018eed [ 163.140896][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce337bc [ 163.141200][ T12] RBP: ff11000008d04000 R08: 1fe22000019c66f9 R09: ff11000001aed1d0 [ 163.141444][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.141695][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.142006][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.142268][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.142497][ T12] CR2: 00007f0ce82b6574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 163.142825][ T12] PKRU: 55555554 [ 163.142967][ T12] Call Trace: [ 163.143109][ T12] [ 163.143223][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.143529][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.143738][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.143912][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.144086][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.144261][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.144449][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.144644][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.144824][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.144996][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.145173][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.145365][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.145580][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.145796][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.145968][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.146161][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.146369][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.146554][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.146740][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.146918][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.147093][ T12] kthread (kernel/kthread.c:436) [ 163.147239][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.147466][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.147648][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.147826][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.148029][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.148205][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.148391][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.151746][ T12] ------------[ cut here ]------------ | [ 163.151915][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 163.152200][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.153297][ T12] Tainted: [W]=WARN [ 163.153520][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.153779][ T12] Workqueue: netns cleanup_net [ 163.154005][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.154263][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.154826][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.155080][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa258c0 RCX: 1ff4000000018eed [ 163.155373][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2597c [ 163.155665][ T12] RBP: ff110000139b4000 R08: 1fe2200001f44b31 R09: ff11000001aed1d0 [ 163.155944][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.156222][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.156522][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.156845][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.157097][ T12] CR2: 00007f0ce82b6574 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 163.157393][ T12] PKRU: 55555554 [ 163.157598][ T12] Call Trace: [ 163.157791][ T12] [ 163.157951][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.158206][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.158483][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.158772][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.158990][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.159212][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.159448][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.159691][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.159914][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.160135][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.160376][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.160620][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.160841][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.161062][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.161282][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.161529][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.161764][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.161988][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.162213][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.162464][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.162698][ T12] kthread (kernel/kthread.c:436) [ 163.162889][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.163137][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.163398][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.163671][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.163924][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.164145][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.164382][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.182112][ T12] ------------[ cut here ]------------ | [ 163.182250][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 163.182498][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.182934][ T12] Tainted: [W]=WARN [ 163.183026][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.183182][ T12] Workqueue: netns cleanup_net [ 163.183309][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.183477][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.183912][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.184065][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa24740 RCX: 1ff4000000018eed [ 163.184248][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa247fc [ 163.184431][ T12] RBP: ff11000013999000 R08: 1fe2200001f44901 R09: ff11000001aed1d0 [ 163.184617][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.184793][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.184973][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.185180][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.185330][ T12] CR2: 00007ff0fc713db0 CR3: 00000000100ed004 CR4: 0000000000771ef0 [ 163.185521][ T12] PKRU: 55555554 [ 163.185616][ T12] Call Trace: [ 163.185706][ T12] [ 163.185771][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.185921][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.186069][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.186189][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.186311][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.186434][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.186558][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.186679][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.186799][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.186916][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.187037][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.187155][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.187276][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.187405][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.187529][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.187655][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.187777][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.187897][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.188019][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.188143][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.188264][ T12] kthread (kernel/kthread.c:436) [ 163.188362][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.188514][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.188637][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.188760][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.188909][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.189028][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.189148][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.191408][ T12] ------------[ cut here ]------------ | [ 163.191533][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 163.191766][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.192186][ T12] Tainted: [W]=WARN [ 163.192275][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.192430][ T12] Workqueue: netns cleanup_net [ 163.192555][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.192717][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.193141][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.193291][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa24ac0 RCX: 1ff4000000018eed [ 163.193476][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa24b7c [ 163.193654][ T12] RBP: ff11000009c0c000 R08: 1fe2200001f44971 R09: ff11000001aed1d0 [ 163.193830][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.194006][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.194182][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.194391][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.194543][ T12] CR2: 00007ff0fc713db0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 163.194723][ T12] PKRU: 55555554 [ 163.194811][ T12] Call Trace: [ 163.194900][ T12] [ 163.194961][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.195111][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.195256][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.195380][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.195503][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.195624][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.195744][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.195863][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.195984][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.196099][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.196222][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.196341][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.196467][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.196591][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.196709][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.196827][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.196948][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.197066][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.197188][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.197313][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.197436][ T12] kthread (kernel/kthread.c:436) [ 163.197529][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.197683][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.197801][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.197925][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.198073][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.198192][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.198310][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.201057][ T12] ------------[ cut here ]------------ | [ 163.201176][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 163.201439][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.201900][ T12] Tainted: [W]=WARN [ 163.201994][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.202160][ T12] Workqueue: netns cleanup_net [ 163.202297][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.202463][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.202893][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.203057][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ffe1700 RCX: 1ff4000000018eed [ 163.203258][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe17bc [ 163.203439][ T12] RBP: ff11000012a01000 R08: 1fe2200001ffc2f9 R09: ff11000001aed1d0 [ 163.203622][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.203796][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.203988][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.204213][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.204446][ T12] CR2: 00007ff0fc713db0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 163.204643][ T12] PKRU: 55555554 [ 163.204736][ T12] Call Trace: [ 163.204823][ T12] [ 163.204884][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.205057][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.205202][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.205319][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.205529][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.205650][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.205766][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.205885][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.206006][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.206122][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.206243][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.206409][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.206600][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.206720][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.206855][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.206978][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.207100][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.207223][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.207400][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.207531][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.207650][ T12] kthread (kernel/kthread.c:436) [ 163.207739][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.207886][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.208010][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.208153][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.208328][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.208493][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.208617][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.217856][ T12] ------------[ cut here ]------------ | [ 163.217990][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 163.218229][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.218672][ T12] Tainted: [W]=WARN [ 163.218761][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.218908][ T12] Workqueue: netns cleanup_net [ 163.219031][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.219193][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.219634][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.219781][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6d700 RCX: 1ff4000000018eed [ 163.219955][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d7bc [ 163.220128][ T12] RBP: ff11000013711000 R08: 1fe22000017edaf9 R09: ff11000001aed1d0 [ 163.220303][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 163.220490][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.220671][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 163.220873][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.221021][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 163.221198][ T12] PKRU: 55555554 [ 163.221285][ T12] Call Trace: [ 163.221379][ T12] [ 163.221442][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.221597][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.221741][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.221858][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.221977][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.222093][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.222210][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.222328][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.222491][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.222612][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.222731][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.222849][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.222965][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.223083][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.223198][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.223337][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.223469][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.223593][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.223714][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.223836][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.223953][ T12] kthread (kernel/kthread.c:436) [ 163.224044][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.224192][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.224313][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.224439][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.224594][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.224712][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.224834][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.227033][ T12] ------------[ cut here ]------------ | [ 163.227152][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 163.227392][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.227850][ T12] Tainted: [W]=WARN [ 163.227939][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.228093][ T12] Workqueue: netns cleanup_net [ 163.228220][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.228379][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.228822][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.228971][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bf6cc80 RCX: 1ff4000000018eed [ 163.229143][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6cd3c [ 163.229317][ T12] RBP: ff11000009aa4000 R08: 1fe22000017ed9a9 R09: ff11000001aed1d0 [ 163.229507][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 163.229690][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.229864][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 163.230073][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.230220][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 163.230412][ T12] PKRU: 55555554 [ 163.230507][ T12] Call Trace: [ 163.230595][ T12] [ 163.230659][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.230807][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.230960][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.231078][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.231195][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.231310][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.231435][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.231559][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.231683][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.231801][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.231920][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.232039][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.232154][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.232276][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.232398][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.232522][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.232646][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.232764][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.232884][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.233006][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.233121][ T12] kthread (kernel/kthread.c:436) [ 163.233209][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.233359][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.233488][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.233611][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.233755][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.233871][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.233988][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.235974][ T12] ------------[ cut here ]------------ | [ 163.236090][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 163.236314][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.236742][ T12] Tainted: [W]=WARN [ 163.236830][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.236975][ T12] Workqueue: netns cleanup_net [ 163.237096][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.237252][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.237682][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.237829][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f651c0 RCX: 1ff4000000018eed [ 163.238002][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6527c [ 163.238175][ T12] RBP: ff11000012a19000 R08: 1fe22000011eca51 R09: ff11000001aed1d0 [ 163.238355][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 163.238540][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.238725][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 163.238926][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.239073][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 163.239252][ T12] PKRU: 55555554 [ 163.239339][ T12] Call Trace: [ 163.239431][ T12] [ 163.239495][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.239647][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.239791][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.239909][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.240025][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.240141][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.240257][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.240380][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.240506][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.240626][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.240744][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.240861][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.240979][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.241098][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.241214][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.241332][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.241465][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.241583][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.241705][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.241827][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.241948][ T12] kthread (kernel/kthread.c:436) [ 163.242037][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.242186][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.242303][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.242434][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.242593][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.242712][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.242828][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.244822][ T12] ------------[ cut here ]------------ | [ 163.244941][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 163.245173][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.246072][ T12] Tainted: [W]=WARN [ 163.246161][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.246359][ T12] Workqueue: netns cleanup_net [ 163.246489][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.246649][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.247069][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.247216][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f65380 RCX: 1ff4000000018eed [ 163.247446][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6543c [ 163.247632][ T12] RBP: ff1100000e3f1000 R08: 1fe22000011eca89 R09: ff11000001aed1d0 [ 163.247805][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 163.247980][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.248155][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 163.248406][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.248557][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 163.248736][ T12] PKRU: 55555554 [ 163.248823][ T12] Call Trace: [ 163.248910][ T12] [ 163.248972][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.249129][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.249274][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.249444][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.249569][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.249690][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.249809][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.249929][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.250047][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.250166][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.250286][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.250458][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.250576][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.250698][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.250820][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.250939][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.251062][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.251179][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.251302][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.251475][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.251593][ T12] kthread (kernel/kthread.c:436) [ 163.251682][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.251830][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.251949][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.252067][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.252215][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.252334][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.252504][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.259849][ T12] ------------[ cut here ]------------ | [ 163.259985][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 163.260226][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.260694][ T12] Tainted: [W]=WARN [ 163.260785][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.260937][ T12] Workqueue: netns cleanup_net [ 163.261063][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.261222][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.261679][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 163.261839][ T12] RAX: 00000000ffffffa6 RBX: ff11000008f64580 RCX: 1ff4000000018e99 [ 163.262026][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6463c [ 163.262213][ T12] RBP: ff11000009769000 R08: 1fe22000011ec8c9 R09: ff11000001aed1d0 [ 163.262403][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 163.262591][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.262772][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 163.263003][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.263160][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 163.263355][ T12] PKRU: 55555554 [ 163.263448][ T12] Call Trace: [ 163.263546][ T12] [ 163.263616][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.263776][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.263932][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 163.264055][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.264178][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 163.264333][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 163.264471][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 163.264598][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 163.264721][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 163.264848][ T12] notifier_call_chain (kernel/notifier.c:85) [ 163.264975][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 163.265130][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.265281][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.265415][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.265545][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.265673][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.265799][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.265923][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.266046][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.266173][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.266299][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.266429][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.266556][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.266684][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.266807][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.266931][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.267058][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.267186][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.267314][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.267450][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.267581][ T12] kthread (kernel/kthread.c:436) [ 163.267678][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.267831][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.267957][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.268080][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.268234][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.268361][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.268491][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.270894][ T12] ------------[ cut here ]------------ | [ 163.271035][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 163.271274][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.271889][ T12] Tainted: [W]=WARN [ 163.271979][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.272126][ T12] Workqueue: netns cleanup_net [ 163.272257][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.272477][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.272900][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 163.273098][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a3c0 RCX: 1ff4000000018eed [ 163.273275][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a47c [ 163.273505][ T12] RBP: ff1100000eb09000 R08: 1fe2200001feb491 R09: ff11000001aed1d0 [ 163.273681][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 163.273855][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.274034][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 163.274240][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.274434][ T12] CR2: 000055f6a15ced5c CR3: 000000000ebf4004 CR4: 0000000000771ef0 [ 163.274620][ T12] PKRU: 55555554 [ 163.274708][ T12] Call Trace: [ 163.274796][ T12] [ 163.274859][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.275010][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.275156][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 163.275277][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 163.275456][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.275576][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 163.275700][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.275822][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 163.275948][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.276066][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.276190][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.276312][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.276483][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.276609][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.276727][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.276849][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.276971][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.277093][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.277216][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.277343][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.277513][ T12] kthread (kernel/kthread.c:436) [ 163.277607][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.277761][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.277879][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.277999][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.278146][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.278265][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.278436][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.293167][ T12] ------------[ cut here ]------------ | [ 163.293313][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 163.293581][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.294040][ T12] Tainted: [W]=WARN [ 163.294134][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.294293][ T12] Workqueue: netns cleanup_net [ 163.294426][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.294596][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.295039][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 163.295196][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5a040 RCX: 1ff4000000018eaf [ 163.295394][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a0fc [ 163.295593][ T12] RBP: ff1100000bc81000 R08: 1fe2200001feb421 R09: ff11000001aed1d0 [ 163.295777][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 163.295967][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b4c000 [ 163.296154][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.296377][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.296540][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 163.296745][ T12] PKRU: 55555554 [ 163.296839][ T12] Call Trace: [ 163.296932][ T12] [ 163.296997][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.297123][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.297218][ T12] netif_close_many (net/core/dev.c:1804) [ 163.297341][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.297476][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.297605][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.297728][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 163.297857][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 163.298013][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 163.298169][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.298293][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.298460][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.298591][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.298716][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 163.298876][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 163.299002][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 163.299126][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.299256][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 163.299441][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 163.299576][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 163.299708][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.299832][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.299960][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.300084][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.300208][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.300332][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.300514][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.300645][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.300772][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.300895][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.301022][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.301150][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.301274][ T12] kthread (kernel/kthread.c:436) [ 163.301419][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.301578][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.301710][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.301838][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.301992][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.302116][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.302239][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.304678][ T12] ------------[ cut here ]------------ | [ 163.304807][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 163.305052][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.305508][ T12] Tainted: [W]=WARN [ 163.305608][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.305763][ T12] Workqueue: netns cleanup_net [ 163.305891][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.306054][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.306503][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 163.306663][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ff5aac0 RCX: 1ff4000000018eaf [ 163.306846][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5ab7c [ 163.307028][ T12] RBP: ff11000012b4c000 R08: 1fe2200001feb571 R09: ff11000001aed1d0 [ 163.307212][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 163.307403][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 163.307597][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.307812][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.307969][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2002 CR4: 0000000000771ef0 [ 163.308154][ T12] PKRU: 55555554 [ 163.308246][ T12] Call Trace: [ 163.308339][ T12] [ 163.308467][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.308594][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 163.308768][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.308864][ T12] netif_close_many (net/core/dev.c:1804) [ 163.308989][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.309111][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.309235][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.309408][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 163.309542][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 163.309701][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 163.309857][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.309981][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.310135][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.310259][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.310432][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 163.310604][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 163.310730][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 163.310856][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.310981][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 163.311108][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 163.311234][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 163.311422][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.311550][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.311681][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.311811][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.311938][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.312063][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.312186][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.312312][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.312494][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.312623][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.312753][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.312880][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.313005][ T12] kthread (kernel/kthread.c:436) [ 163.313099][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.313253][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.313439][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.313571][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.313732][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.313855][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.313979][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.317396][ T12] ------------[ cut here ]------------ | [ 163.317533][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 163.317777][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.318201][ T12] Tainted: [W]=WARN [ 163.318295][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.318459][ T12] Workqueue: netns cleanup_net [ 163.318588][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.318744][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.319173][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 163.319323][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8580 RCX: 1ff4000000018ed5 [ 163.319514][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed863c [ 163.319696][ T12] RBP: ff1100000bc81000 R08: 1fe2200001ddb0c9 R09: ff11000001aed1d0 [ 163.319878][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.320054][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.320234][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.320459][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.320612][ T12] CR2: 00007ff0fc713db0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 163.320789][ T12] PKRU: 55555554 [ 163.320881][ T12] Call Trace: [ 163.320971][ T12] [ 163.321033][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.321184][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.321332][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.321462][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.321585][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 163.321742][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 163.321863][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.321984][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 163.322103][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 163.322224][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 163.322352][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.322479][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.322603][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.322723][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.322843][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.322964][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.323082][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.323202][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.323324][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.323446][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.323577][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.323707][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.323826][ T12] kthread (kernel/kthread.c:436) [ 163.323916][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.324065][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.324184][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.324304][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.324464][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.324590][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.324709][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.334185][ T12] ------------[ cut here ]------------ | [ 163.334310][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 163.334555][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.335009][ T12] Tainted: [W]=WARN [ 163.335100][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.335253][ T12] Workqueue: netns cleanup_net [ 163.335387][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.335548][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.335983][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 163.336140][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed8c80 RCX: 1ff4000000018ed5 [ 163.336324][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed8d3c [ 163.336514][ T12] RBP: ff11000012b4c000 R08: 1fe2200001ddb1a9 R09: ff11000001aed1d0 [ 163.336699][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.336886][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.337069][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.337283][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.337442][ T12] CR2: 00007ff0fc713db0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 163.337636][ T12] PKRU: 55555554 [ 163.337728][ T12] Call Trace: [ 163.337818][ T12] [ 163.337886][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.338042][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.338192][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.338315][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.338440][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 163.338600][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 163.338722][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.338843][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 163.338965][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 163.339087][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 163.339212][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.339373][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.339500][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.339636][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.339761][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.339883][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.340002][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.340125][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.340249][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.340382][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.340513][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.340643][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.340766][ T12] kthread (kernel/kthread.c:436) [ 163.340855][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.341019][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.341145][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.341266][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.341419][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.341545][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.341674][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.344205][ T12] ------------[ cut here ]------------ | [ 163.344326][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 163.344568][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.344997][ T12] Tainted: [W]=WARN [ 163.345086][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.345234][ T12] Workqueue: netns cleanup_net [ 163.345362][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.345524][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.345956][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 163.346108][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d6bfa80 RCX: 1ff4000000018ed5 [ 163.346285][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6bfb3c [ 163.346475][ T12] RBP: ff11000008ad9000 R08: 1fe2200001ad7f69 R09: ff11000001aed1d0 [ 163.346662][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.346841][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.347020][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.347227][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.347381][ T12] CR2: 00007ff0fc713db0 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 163.347567][ T12] PKRU: 55555554 [ 163.347661][ T12] Call Trace: [ 163.347749][ T12] [ 163.347811][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 163.347963][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 163.348111][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.348231][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 163.348364][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 163.348523][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 163.348655][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.348778][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 163.348899][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 163.349019][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 163.349142][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 163.349260][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.349388][ T12] cleanup_net (net/core/net_namespace.c:702) [ 163.349515][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 163.349639][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 163.349760][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.349879][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.350000][ T12] process_one_work (kernel/workqueue.c:3314) [ 163.350124][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.350244][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.350373][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.350509][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.350635][ T12] kthread (kernel/kthread.c:436) [ 163.350725][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.350873][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.350993][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.351113][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.351262][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.351388][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 163.351512][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.359869][ T3528] ------------[ cut here ]------------ | [ 163.360059][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3528 | [ 163.360389][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.360948][ T3528] Tainted: [W]=WARN [ 163.361097][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.361312][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.361556][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.362078][ T3528] RSP: 0018:ffa000000227fa80 EFLAGS: 00010286 [ 163.362298][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000c1d3380 RCX: 1ff400000044ff16 [ 163.362568][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d343c [ 163.362821][ T3528] RBP: ff1100000a384000 R08: 1fe220000183a689 R09: ff110000095f0b80 [ 163.363066][ T3528] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.363315][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a384000 [ 163.363592][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.363881][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.364094][ T3528] CR2: 00007f990eadbc20 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.364342][ T3528] PKRU: 55555554 [ 163.364515][ T3528] Call Trace: [ 163.364673][ T3528] [ 163.364792][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.364977][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.365160][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.365315][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.365526][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.365752][ T3528] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.365938][ T3528] register_netdev (net/core/dev.c:11552) [ 163.366125][ T3528] loopback_net_init (drivers/net/loopback.c:218) [ 163.366309][ T3528] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 163.366513][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.366678][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.366830][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.367012][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.367195][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.367395][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.367597][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.367790][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.367974][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.368156][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.368340][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.368548][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.368745][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.368930][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.369113][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.369296][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.369502][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.369697][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.369883][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.370099][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.370288][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.370839][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.371092][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.371340][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.371616][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.371866][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.372113][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.382330][ T3528] ------------[ cut here ]------------ | [ 163.382527][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3528 | [ 163.382853][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.383403][ T3528] Tainted: [W]=WARN [ 163.383564][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.383792][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.384014][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.384554][ T3528] RSP: 0018:ffa000000227f918 EFLAGS: 00010286 [ 163.384779][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000b31d8c0 RCX: 1ff400000044fee9 [ 163.385028][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31d97c [ 163.385275][ T3528] RBP: ff1100000a324000 R08: 1fe2200001663b31 R09: ff110000095f0b80 [ 163.385541][ T3528] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.385801][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a324000 [ 163.386050][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.386331][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.386573][ T3528] CR2: 00007f990eadbc20 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.386836][ T3528] PKRU: 55555554 [ 163.386987][ T3528] Call Trace: [ 163.387136][ T3528] [ 163.387256][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.387462][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.387664][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.387818][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.388008][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.388223][ T3528] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.388422][ T3528] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.388621][ T3528] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.388806][ T3528] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.388991][ T3528] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.389177][ T3528] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.389379][ T3528] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.389573][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.389739][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.389891][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.390072][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.390258][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.390468][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.390665][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.390851][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.391037][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.391220][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.391417][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.391609][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.391797][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.391984][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.392167][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.392366][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.392561][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.392752][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.392937][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.393152][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.393342][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.393892][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.394140][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.394401][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.394665][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.394914][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.395158][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.407093][ T3528] ------------[ cut here ]------------ | [ 163.407281][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3528 | [ 163.407631][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.408183][ T3528] Tainted: [W]=WARN [ 163.408338][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.408579][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.408820][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.409362][ T3528] RSP: 0018:ffa000000227f8f8 EFLAGS: 00010286 [ 163.409596][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000cf503c0 RCX: 1ff400000044fee5 [ 163.409853][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5047c [ 163.410105][ T3528] RBP: ff11000008dc1000 R08: 1fe22000019ea091 R09: ff110000095f0b80 [ 163.410370][ T3528] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.410638][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dc1000 [ 163.410894][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.411186][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.411420][ T3528] CR2: 00007f990eadbc20 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.411689][ T3528] PKRU: 55555554 [ 163.411842][ T3528] Call Trace: [ 163.411994][ T3528] [ 163.412116][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.412303][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.412512][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.412679][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.412867][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.413084][ T3528] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.413272][ T3528] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.413478][ T3528] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.413675][ T3528] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.413863][ T3528] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.414051][ T3528] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.414239][ T3528] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 163.414440][ T3528] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 163.414650][ T3528] vti_init_net (net/ipv4/ip_vti.c:517) [ 163.414838][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.414992][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.415146][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.415330][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.415543][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.415745][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.415938][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.416130][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.416319][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.416530][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.416730][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.416918][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.417105][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.417293][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.417500][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.417700][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.417890][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.418079][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.418267][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.418509][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.418713][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.419248][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.419534][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.419801][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.420055][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.420307][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.420580][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.425353][ T3528] ------------[ cut here ]------------ | [ 163.425544][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3528 | [ 163.425867][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.426428][ T3528] Tainted: [W]=WARN [ 163.426591][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.426814][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.427039][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.427587][ T3528] RSP: 0018:ffa000000227fa78 EFLAGS: 00010286 [ 163.427819][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000a186e40 RCX: 1ff400000044ff15 [ 163.428068][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a186efc [ 163.428318][ T3528] RBP: ff11000008fe1000 R08: 1fe2200001430de1 R09: ff110000095f0b80 [ 163.428593][ T3528] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.428849][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008fe1000 [ 163.429102][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.429401][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.429643][ T3528] CR2: 00007f990eadbc20 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.429897][ T3528] PKRU: 55555554 [ 163.430051][ T3528] Call Trace: [ 163.430201][ T3528] [ 163.430322][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.430531][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.430731][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.430891][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.431079][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.431295][ T3528] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.431506][ T3528] register_netdev (net/core/dev.c:11552) [ 163.431703][ T3528] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 163.431892][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.432046][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.432203][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.432399][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.432603][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.432796][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.432983][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.433171][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.433371][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.433567][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.433759][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.433945][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.434130][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.434316][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.434521][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.434719][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.434905][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.435091][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.435276][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.435513][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.435716][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.436240][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.436511][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.436769][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.437017][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.437269][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.437541][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.442233][ T3528] ------------[ cut here ]------------ | [ 163.442425][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3528 | [ 163.442778][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.443338][ T3528] Tainted: [W]=WARN [ 163.443511][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.443747][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.443978][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.444532][ T3528] RSP: 0018:ffa000000227fa68 EFLAGS: 00010286 [ 163.444766][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000e0f0580 RCX: 1ff400000044ff13 [ 163.445013][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f063c [ 163.445260][ T3528] RBP: ff1100000a32c000 R08: 1fe2200001c1e0c9 R09: ff110000095f0b80 [ 163.445528][ T3528] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.445793][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a32c000 [ 163.446043][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.446332][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.446578][ T3528] CR2: 00007f990eadbc20 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.446838][ T3528] PKRU: 55555554 [ 163.446992][ T3528] Call Trace: [ 163.447142][ T3528] [ 163.447262][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.447468][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.447671][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.447825][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.448010][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.448230][ T3528] register_netdev (net/core/dev.c:11552) [ 163.448432][ T3528] sit_init_net (net/ipv6/sit.c:1860) [ 163.448636][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.448791][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.448943][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.449125][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.449311][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.449533][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.449745][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.449934][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.450122][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.450306][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.450511][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.450706][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.450893][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.451085][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.451273][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.451477][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.451681][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.451864][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.452048][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.452264][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.452476][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.453014][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.453270][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.453539][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.453799][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.454046][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.454294][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.459622][ T3528] ------------[ cut here ]------------ | [ 163.459799][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3528 | [ 163.460106][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.460685][ T3528] Tainted: [W]=WARN [ 163.460835][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.461054][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.461278][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.461832][ T3528] RSP: 0018:ffa000000227fa78 EFLAGS: 00010286 [ 163.462049][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000ff5a740 RCX: 1ff400000044ff15 [ 163.462294][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ff5a7fc [ 163.462566][ T3528] RBP: ff110000057e9000 R08: 1fe2200001feb501 R09: ff110000095f0b80 [ 163.462834][ T3528] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.463081][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057e9000 [ 163.463339][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.463652][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.463875][ T3528] CR2: 00007f990eadbc20 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.464124][ T3528] PKRU: 55555554 [ 163.464276][ T3528] Call Trace: [ 163.464438][ T3528] [ 163.464649][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.464931][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.465134][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.465324][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.465589][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.465834][ T3528] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.466024][ T3528] register_netdev (net/core/dev.c:11552) [ 163.466239][ T3528] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 163.466436][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.466603][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.466758][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.466941][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.467125][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.467312][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.467515][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.467712][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.467895][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.468080][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.468262][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.468467][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.468663][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.468849][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.469031][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.469211][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.469410][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.469606][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.469792][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.470005][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.470193][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.470745][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.470996][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.471242][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.471508][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.471765][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.472013][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.489701][ T3528] ------------[ cut here ]------------ | [ 163.489849][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3528 | [ 163.490117][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.490581][ T3528] Tainted: [W]=WARN [ 163.490689][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.490855][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.491028][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.491514][ T3528] RSP: 0018:ffa000000227f918 EFLAGS: 00010286 [ 163.491688][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000ffe0040 RCX: 1ff400000044fee9 [ 163.491888][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe00fc [ 163.492086][ T3528] RBP: ff1100000ebe4000 R08: 1fe2200001ffc021 R09: ff110000095f0b80 [ 163.492284][ T3528] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 163.492494][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ebe4000 [ 163.492702][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.492935][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.493106][ T3528] CR2: 00007f4e2aaa0f98 CR3: 000000000b7bf003 CR4: 0000000000771ef0 [ 163.493308][ T3528] PKRU: 55555554 [ 163.493413][ T3528] Call Trace: [ 163.493520][ T3528] [ 163.493593][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.493726][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.493859][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.493962][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.494096][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.494265][ T3528] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.494406][ T3528] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.494545][ T3528] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.494685][ T3528] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.494821][ T3528] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.494953][ T3528] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.495094][ T3528] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.495228][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.495329][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.495435][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.495573][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.495711][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.495845][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.495980][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.496114][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.496248][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.496385][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.496523][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.496663][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.496805][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.496940][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.497070][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.497201][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.497336][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.497479][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.497619][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.497783][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.497926][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.498415][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.498626][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.498822][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.499019][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.499236][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.499454][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.504700][ T3528] ------------[ cut here ]------------ | [ 163.504843][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3528 | [ 163.505113][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.505581][ T3528] Tainted: [W]=WARN [ 163.505686][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.505853][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.506023][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.506502][ T3528] RSP: 0018:ffa000000227f918 EFLAGS: 00010286 [ 163.506676][ T3528] RAX: 00000000ffffffa6 RBX: ff110000129903c0 RCX: 1ff400000044fee9 [ 163.506873][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001299047c [ 163.507072][ T3528] RBP: ff1100000e2b9000 R08: 1fe2200002532091 R09: ff110000095f0b80 [ 163.507279][ T3528] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 163.507487][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2b9000 [ 163.507691][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.507926][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.508092][ T3528] CR2: 00007f4e2aaa0f98 CR3: 000000000b7bf003 CR4: 0000000000771ef0 [ 163.508292][ T3528] PKRU: 55555554 [ 163.508394][ T3528] Call Trace: [ 163.508498][ T3528] [ 163.508569][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.508706][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.508839][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.508940][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.509074][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.509240][ T3528] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.509381][ T3528] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.509520][ T3528] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.509660][ T3528] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.509794][ T3528] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.509929][ T3528] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.510065][ T3528] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.510199][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.510302][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.510408][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.510545][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.510683][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.510819][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.510954][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.511089][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.511225][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.511363][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.511501][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.511641][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.511775][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.511914][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.512045][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.512178][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.512311][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.512454][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.512595][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.512762][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.512900][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.513377][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.513589][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.513788][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.513988][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.514185][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.514388][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.518862][ T3528] ------------[ cut here ]------------ | [ 163.519003][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3528 | [ 163.519269][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.520235][ T3528] Tainted: [W]=WARN [ 163.520335][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.520566][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.520744][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.521218][ T3528] RSP: 0018:ffa000000227f918 EFLAGS: 00010286 [ 163.521446][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000bbba740 RCX: 1ff400000044fee9 [ 163.521657][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bbba7fc [ 163.521854][ T3528] RBP: ff11000009431000 R08: 1fe2200001777501 R09: ff110000095f0b80 [ 163.522052][ T3528] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 163.522305][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009431000 [ 163.522568][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.522808][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.522975][ T3528] CR2: 00007f4e2aaa0f98 CR3: 000000000b7bf003 CR4: 0000000000771ef0 [ 163.523175][ T3528] PKRU: 55555554 [ 163.523274][ T3528] Call Trace: [ 163.523430][ T3528] [ 163.523502][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.523640][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.523772][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.523874][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.524007][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.524171][ T3528] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.524305][ T3528] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.524499][ T3528] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.524638][ T3528] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.524773][ T3528] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.524907][ T3528] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.525039][ T3528] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.525172][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.525274][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.525431][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.525568][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.525705][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.525837][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.525973][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.526107][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.526241][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.526430][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.526568][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.526705][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.526838][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.526975][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.527106][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.527239][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.527427][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.527564][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.527702][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.527864][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.528001][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.528534][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.528741][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.528940][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.529135][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.530734][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.530957][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.535779][ T3528] ------------[ cut here ]------------ | [ 163.535970][ T3528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3528 | [ 163.536286][ T3528] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.538154][ T3528] Tainted: [W]=WARN [ 163.538311][ T3528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.538553][ T3528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.538856][ T3528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.539423][ T3528] RSP: 0018:ffa000000227fa70 EFLAGS: 00010286 [ 163.539678][ T3528] RAX: 00000000ffffffa6 RBX: ff1100000e0f03c0 RCX: 1ff400000044ff14 [ 163.539939][ T3528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f047c [ 163.540205][ T3528] RBP: ff11000007f99000 R08: 1fe2200001c1e091 R09: ff110000095f0b80 [ 163.540474][ T3528] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 163.540763][ T3528] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f99000 [ 163.541033][ T3528] FS: 00007f990e8da840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.541325][ T3528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.541568][ T3528] CR2: 00007f990eadbc20 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.541832][ T3528] PKRU: 55555554 [ 163.541984][ T3528] Call Trace: [ 163.542138][ T3528] [ 163.542260][ T3528] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.542468][ T3528] ? notifier_call_chain (kernel/notifier.c:85) [ 163.542671][ T3528] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.542828][ T3528] register_netdevice (net/core/dev.c:11488) [ 163.543014][ T3528] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.543232][ T3528] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.543434][ T3528] register_netdev (net/core/dev.c:11552) [ 163.543658][ T3528] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 163.543849][ T3528] ops_init (net/core/net_namespace.c:137) [ 163.544019][ T3528] setup_net (net/core/net_namespace.c:446) [ 163.544173][ T3528] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.544372][ T3528] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.544566][ T3528] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.544764][ T3528] copy_net_ns (net/core/net_namespace.c:579) [ 163.544953][ T3528] create_new_namespaces (kernel/nsproxy.c:132) [ 163.545141][ T3528] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.545329][ T3528] ksys_unshare (kernel/fork.c:3243) [ 163.545540][ T3528] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.545748][ T3528] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.545945][ T3528] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.546132][ T3528] ? __ia32_sys_open (fs/open.c:1374) [ 163.546322][ T3528] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.546536][ T3528] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.546739][ T3528] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.546943][ T3528] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.547131][ T3528] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.547319][ T3528] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.547560][ T3528] RIP: 0033:0x7f990eb9cbcb [ 163.547762][ T3528] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.548294][ T3528] RSP: 002b:00007ffc0363c528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.548572][ T3528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f990eb9cbcb [ 163.548836][ T3528] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.549089][ T3528] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.549379][ T3528] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0363e750 [ 163.549646][ T3528] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0363f877 | [ 163.582133][ T3529] ------------[ cut here ]------------ | [ 163.582290][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.582567][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.583014][ T3529] Tainted: [W]=WARN [ 163.583122][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.583290][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.583470][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.583947][ T3529] RSP: 0018:ffa000000204fa80 EFLAGS: 00010286 [ 163.584114][ T3529] RAX: 00000000ffffffa6 RBX: ff1100000bd83c40 RCX: 1ff4000000409f16 [ 163.584311][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd83cfc [ 163.584529][ T3529] RBP: ff1100000a161000 R08: 1fe22000017b07a1 R09: ff110000095f5180 [ 163.584727][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.584922][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a161000 [ 163.585122][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.585360][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.585535][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.585745][ T3529] PKRU: 55555554 [ 163.585857][ T3529] Call Trace: [ 163.585959][ T3529] [ 163.586029][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.586163][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.586296][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.586405][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.586544][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.586713][ T3529] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.586847][ T3529] register_netdev (net/core/dev.c:11552) [ 163.586979][ T3529] loopback_net_init (drivers/net/loopback.c:218) [ 163.587112][ T3529] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 163.587246][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.587353][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.587458][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.587594][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.587726][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.587863][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.588000][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.588138][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.588270][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.588407][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.588547][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.588682][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.588814][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.588949][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.589080][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.589210][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.589341][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.589484][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.589620][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.589784][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.589921][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.590394][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.590599][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.590796][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.590992][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.591189][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.591453][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.595785][ T3529] ------------[ cut here ]------------ | [ 163.595927][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.596186][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.596644][ T3529] Tainted: [W]=WARN [ 163.596743][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.596908][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.597076][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.597566][ T3529] RSP: 0018:ffa000000204f918 EFLAGS: 00010286 [ 163.597738][ T3529] RAX: 00000000ffffffa6 RBX: ff11000008ef6740 RCX: 1ff4000000409ee9 [ 163.597934][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ef67fc [ 163.598131][ T3529] RBP: ff11000013909000 R08: 1fe22000011ded01 R09: ff110000095f5180 [ 163.598328][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.598531][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013909000 [ 163.598734][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.598968][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.599132][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.599330][ T3529] PKRU: 55555554 [ 163.599434][ T3529] Call Trace: [ 163.599538][ T3529] [ 163.599612][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.599743][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.599877][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.599977][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.600110][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.600273][ T3529] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.600413][ T3529] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.600548][ T3529] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.600685][ T3529] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.600820][ T3529] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.600954][ T3529] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.601089][ T3529] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.601223][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.601324][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.601431][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.601570][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.601711][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.601846][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.601978][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.602112][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.602243][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.602378][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.602514][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.602651][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.602783][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.602917][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.603048][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.603177][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.603310][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.603455][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.603594][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.603758][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.603894][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.604362][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.604592][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.604789][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.604999][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.605195][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.605394][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.609251][ T3529] ------------[ cut here ]------------ | [ 163.609391][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.609661][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.610101][ T3529] Tainted: [W]=WARN [ 163.610202][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.610375][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.610554][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.611028][ T3529] RSP: 0018:ffa000000204f8f8 EFLAGS: 00010286 [ 163.611195][ T3529] RAX: 00000000ffffffa6 RBX: ff11000012711700 RCX: 1ff4000000409ee5 [ 163.611396][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000127117bc [ 163.611602][ T3529] RBP: ff1100000c131000 R08: 1fe22000024e22f9 R09: ff110000095f5180 [ 163.611799][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.611997][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c131000 [ 163.612197][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.612434][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.612611][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.612810][ T3529] PKRU: 55555554 [ 163.612909][ T3529] Call Trace: [ 163.613007][ T3529] [ 163.613076][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.613212][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.613362][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.613469][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.613609][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.613782][ T3529] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.613915][ T3529] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.614047][ T3529] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.614181][ T3529] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.614314][ T3529] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.614457][ T3529] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.614595][ T3529] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 163.614727][ T3529] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 163.614859][ T3529] vti_init_net (net/ipv4/ip_vti.c:517) [ 163.614995][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.615098][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.615201][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.615334][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.615476][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.615615][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.615748][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.615884][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.616017][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.616152][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.616284][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.616422][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.616561][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.616697][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.616828][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.616960][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.617095][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.617230][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.617368][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.617538][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.617680][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.618155][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.618361][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.618563][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.618765][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.618965][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.619162][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.623288][ T3529] ------------[ cut here ]------------ | [ 163.623430][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.623704][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.624141][ T3529] Tainted: [W]=WARN [ 163.624241][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.624409][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.624589][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.625058][ T3529] RSP: 0018:ffa000000204fa78 EFLAGS: 00010286 [ 163.625224][ T3529] RAX: 00000000ffffffa6 RBX: ff11000012710900 RCX: 1ff4000000409f15 [ 163.625424][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000127109bc [ 163.625627][ T3529] RBP: ff1100000fb49000 R08: 1fe22000024e2139 R09: ff110000095f5180 [ 163.625823][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.626025][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb49000 [ 163.626224][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.626465][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.626634][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.626833][ T3529] PKRU: 55555554 [ 163.626933][ T3529] Call Trace: [ 163.627032][ T3529] [ 163.627100][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.627232][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.627374][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.627480][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.627618][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.627782][ T3529] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.627915][ T3529] register_netdev (net/core/dev.c:11552) [ 163.628047][ T3529] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 163.628179][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.628280][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.628386][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.628524][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.628661][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.628794][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.628954][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.629086][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.629219][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.629355][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.629490][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.629627][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.629759][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.629891][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.630022][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.630158][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.630290][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.630424][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.630561][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.630730][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.630966][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.631441][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.631738][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.631934][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.632217][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.632418][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.632623][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.647289][ T3529] ------------[ cut here ]------------ | [ 163.647439][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.647718][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.648164][ T3529] Tainted: [W]=WARN [ 163.648265][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.648437][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.648621][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.649101][ T3529] RSP: 0018:ffa000000204fa68 EFLAGS: 00010286 [ 163.649272][ T3529] RAX: 00000000ffffffa6 RBX: ff11000008ef78c0 RCX: 1ff4000000409f13 [ 163.649494][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ef797c [ 163.649704][ T3529] RBP: ff1100000fb74000 R08: 1fe22000011def31 R09: ff110000095f5180 [ 163.649907][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.650105][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb74000 [ 163.650308][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.650554][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.650724][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.650935][ T3529] PKRU: 55555554 [ 163.651035][ T3529] Call Trace: [ 163.651134][ T3529] [ 163.651203][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.651338][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.651482][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.651589][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.651724][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.651896][ T3529] register_netdev (net/core/dev.c:11552) [ 163.652030][ T3529] sit_init_net (net/ipv6/sit.c:1860) [ 163.652164][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.652268][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.652375][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.652514][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.652652][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.652789][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.652923][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.653059][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.653194][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.653326][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.653474][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.653613][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.653748][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.653883][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.654018][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.654153][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.654288][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.654425][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.654567][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.654738][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.654877][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.655357][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.655563][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.655764][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.655962][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.656161][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.656377][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.661213][ T3529] ------------[ cut here ]------------ | [ 163.661362][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.661640][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.662085][ T3529] Tainted: [W]=WARN [ 163.662186][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.662359][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.662540][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.663029][ T3529] RSP: 0018:ffa000000204fa78 EFLAGS: 00010286 [ 163.663206][ T3529] RAX: 00000000ffffffa6 RBX: ff1100000c217e00 RCX: 1ff4000000409f15 [ 163.663415][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c217ebc [ 163.663626][ T3529] RBP: ff11000013a29000 R08: 1fe2200001842fd9 R09: ff110000095f5180 [ 163.663829][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.664031][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a29000 [ 163.664235][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.664487][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.664659][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.664861][ T3529] PKRU: 55555554 [ 163.664964][ T3529] Call Trace: [ 163.665065][ T3529] [ 163.665135][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.665270][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.665411][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.665519][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.665659][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.665825][ T3529] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.665964][ T3529] register_netdev (net/core/dev.c:11552) [ 163.666098][ T3529] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 163.666234][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.666338][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.666460][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.666602][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.666740][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.666877][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.667014][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.667152][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.667288][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.667428][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.667568][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.667708][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.667843][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.667980][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.668114][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.668250][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.668391][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.668529][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.668667][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.668834][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.668973][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.669467][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.669675][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.669875][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.670075][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.670277][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.670487][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.674396][ T3529] ------------[ cut here ]------------ | [ 163.674544][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.674814][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.675255][ T3529] Tainted: [W]=WARN [ 163.675361][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.675531][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.675711][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.676183][ T3529] RSP: 0018:ffa000000204f918 EFLAGS: 00010286 [ 163.676358][ T3529] RAX: 00000000ffffffa6 RBX: ff11000006051540 RCX: 1ff4000000409ee9 [ 163.676581][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060515fc [ 163.676786][ T3529] RBP: ff11000012bac000 R08: 1fe2200000c0a2c1 R09: ff110000095f5180 [ 163.676996][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.677195][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012bac000 [ 163.677402][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.677648][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.677817][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.678020][ T3529] PKRU: 55555554 [ 163.678119][ T3529] Call Trace: [ 163.678221][ T3529] [ 163.678291][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.678430][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.678569][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.678677][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.678812][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.678978][ T3529] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.679116][ T3529] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.679252][ T3529] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.679391][ T3529] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.679535][ T3529] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.679674][ T3529] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.679815][ T3529] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.679950][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.680053][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.680153][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.680286][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.680426][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.680567][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.680708][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.680844][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.680983][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.681115][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.681249][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.681388][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.681529][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.681666][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.681801][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.681935][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.682078][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.682212][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.682351][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.682521][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.682663][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.683144][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.683353][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.683559][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.683760][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.683967][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.684164][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.688532][ T3529] ------------[ cut here ]------------ | [ 163.688679][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.688942][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.689389][ T3529] Tainted: [W]=WARN [ 163.689494][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.689662][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.689835][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.690307][ T3529] RSP: 0018:ffa000000204f918 EFLAGS: 00010286 [ 163.690493][ T3529] RAX: 00000000ffffffa6 RBX: ff11000012a80580 RCX: 1ff4000000409ee9 [ 163.690704][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a8063c [ 163.690905][ T3529] RBP: ff1100000ed19000 R08: 1fe22000025500c9 R09: ff110000095f5180 [ 163.691100][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.691297][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed19000 [ 163.691507][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.691744][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.691911][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.692123][ T3529] PKRU: 55555554 [ 163.692222][ T3529] Call Trace: [ 163.692322][ T3529] [ 163.692397][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.692536][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.692678][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.692780][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.692914][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.693079][ T3529] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.693214][ T3529] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.693352][ T3529] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.693494][ T3529] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.693629][ T3529] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.693762][ T3529] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.693900][ T3529] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.694041][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.694145][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.694247][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.694389][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.694531][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.694671][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.694804][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.694942][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.695076][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.695209][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.695343][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.695486][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.695628][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.695773][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.695908][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.696040][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.696172][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.696305][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.696444][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.696620][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.696756][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.697228][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.697431][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.697641][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.697840][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.698037][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.698327][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.711082][ T3529] ------------[ cut here ]------------ | [ 163.711226][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.711499][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.711942][ T3529] Tainted: [W]=WARN [ 163.712042][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.712209][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.712385][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.712861][ T3529] RSP: 0018:ffa000000204f918 EFLAGS: 00010286 [ 163.713028][ T3529] RAX: 00000000ffffffa6 RBX: ff11000012798ac0 RCX: 1ff4000000409ee9 [ 163.713231][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012798b7c [ 163.713434][ T3529] RBP: ff11000013ab4000 R08: 1fe22000024f3171 R09: ff110000095f5180 [ 163.713639][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.713837][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ab4000 [ 163.714036][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.714275][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.714446][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.714653][ T3529] PKRU: 55555554 [ 163.714751][ T3529] Call Trace: [ 163.714850][ T3529] [ 163.714923][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.715055][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.715187][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.715289][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.715426][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.715597][ T3529] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.715737][ T3529] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 163.715873][ T3529] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 163.716005][ T3529] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 163.716139][ T3529] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 163.716269][ T3529] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 163.716408][ T3529] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 163.716550][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.716656][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.716756][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.716887][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.717019][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.717152][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.717284][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.717425][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.717562][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.717700][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.717830][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.717962][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.718093][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.718226][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.718360][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.718495][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.718631][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.718762][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.718893][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.719056][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.719197][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.719683][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.719880][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.720075][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.720271][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.720477][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.720676][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.725066][ T3529] ------------[ cut here ]------------ | [ 163.725209][ T3529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3529 | [ 163.725482][ T3529] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.725927][ T3529] Tainted: [W]=WARN [ 163.726027][ T3529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.726194][ T3529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.726373][ T3529] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.726857][ T3529] RSP: 0018:ffa000000204fa70 EFLAGS: 00010286 [ 163.727023][ T3529] RAX: 00000000ffffffa6 RBX: ff11000012a81540 RCX: 1ff4000000409f14 [ 163.727220][ T3529] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a815fc [ 163.727425][ T3529] RBP: ff11000013749000 R08: 1fe22000025502c1 R09: ff110000095f5180 [ 163.727634][ T3529] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 163.727833][ T3529] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013749000 [ 163.728036][ T3529] FS: 00007f61cdc59840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.728269][ T3529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.728443][ T3529] CR2: 00007f61cde5ac20 CR3: 00000000105d5006 CR4: 0000000000771ef0 [ 163.728658][ T3529] PKRU: 55555554 [ 163.728757][ T3529] Call Trace: [ 163.728856][ T3529] [ 163.728924][ T3529] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.729061][ T3529] ? notifier_call_chain (kernel/notifier.c:85) [ 163.729196][ T3529] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.729298][ T3529] register_netdevice (net/core/dev.c:11488) [ 163.729441][ T3529] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 163.729621][ T3529] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.729755][ T3529] register_netdev (net/core/dev.c:11552) [ 163.729890][ T3529] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 163.730026][ T3529] ops_init (net/core/net_namespace.c:137) [ 163.730129][ T3529] setup_net (net/core/net_namespace.c:446) [ 163.730231][ T3529] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 163.730371][ T3529] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 163.730508][ T3529] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 163.730646][ T3529] copy_net_ns (net/core/net_namespace.c:579) [ 163.730781][ T3529] create_new_namespaces (kernel/nsproxy.c:132) [ 163.730916][ T3529] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 163.731050][ T3529] ksys_unshare (kernel/fork.c:3243) [ 163.731182][ T3529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.731315][ T3529] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 163.731456][ T3529] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 163.731595][ T3529] ? __ia32_sys_open (fs/open.c:1374) [ 163.731730][ T3529] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 163.731864][ T3529] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 163.731998][ T3529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.732131][ T3529] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.732266][ T3529] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.732403][ T3529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.732574][ T3529] RIP: 0033:0x7f61cdf1bbcb [ 163.732716][ T3529] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 163.733189][ T3529] RSP: 002b:00007fff80c70b78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 163.733395][ T3529] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61cdf1bbcb [ 163.733600][ T3529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 163.733798][ T3529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 163.733996][ T3529] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80c72da0 [ 163.734197][ T3529] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80c74877 | [ 163.762357][ T3530] ------------[ cut here ]------------ | [ 163.762517][ T3530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3530 | [ 163.762793][ T3530] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.763248][ T3530] Tainted: [W]=WARN [ 163.763358][ T3530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.763535][ T3530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.763718][ T3530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.764201][ T3530] RSP: 0018:ffa000000227ee30 EFLAGS: 00010286 [ 163.764378][ T3530] RAX: 00000000ffffffa6 RBX: ff1100000b31de00 RCX: 1ff400000044fd8c [ 163.764591][ T3530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31debc [ 163.764793][ T3530] RBP: ff11000013ac9000 R08: 1fe2200001663bd9 R09: ff110000095f2e80 [ 163.764997][ T3530] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 163.765198][ T3530] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103e1208 [ 163.765409][ T3530] FS: 00007fbbe3dc6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.765661][ T3530] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.765833][ T3530] CR2: 000000000042ebe0 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.766037][ T3530] PKRU: 55555554 [ 163.766139][ T3530] Call Trace: [ 163.766243][ T3530] [ 163.766313][ T3530] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.766464][ T3530] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.766568][ T3530] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 163.766746][ T3530] __dev_notify_flags (net/core/dev.c:9787) [ 163.766885][ T3530] ? netif_change_name (net/core/dev.c:1495) [ 163.767020][ T3530] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 163.767155][ T3530] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 163.767291][ T3530] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 163.767433][ T3530] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 163.767577][ T3530] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.767720][ T3530] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 163.767857][ T3530] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 163.767993][ T3530] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 163.768128][ T3530] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 163.768267][ T3530] veth_newlink (drivers/net/veth.c:1871) [ 163.768411][ T3530] ? veth_poll_controller (drivers/net/veth.c:1470) [ 163.768552][ T3530] ? kasan_save_stack (mm/kasan/common.c:57) [ 163.768693][ T3530] ? kasan_save_track (mm/kasan/common.c:78) [ 163.768830][ T3530] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 163.768982][ T3530] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 163.769117][ T3530] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 163.769255][ T3530] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 163.769396][ T3530] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.769541][ T3530] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 163.769684][ T3530] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 163.769823][ T3530] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 163.769959][ T3530] ? __dev_get_by_name (net/core/dev.c:883) [ 163.770094][ T3530] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 163.770236][ T3530] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 163.770383][ T3530] rtnl_newlink (net/core/rtnetlink.c:4150) [ 163.770525][ T3530] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.770661][ T3530] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.770800][ T3530] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.770937][ T3530] ? mark_usage (kernel/locking/lockdep.c:4674) [ 163.771072][ T3530] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.771211][ T3530] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.771353][ T3530] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.771495][ T3530] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 163.771635][ T3530] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.771771][ T3530] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.771908][ T3530] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.772045][ T3530] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.772180][ T3530] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.772317][ T3530] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 163.772462][ T3530] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.772600][ T3530] ? netlink_ack (./include/linux/skbuff.h:2718) [ 163.772739][ T3530] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 163.772874][ T3530] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 163.773023][ T3530] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.773163][ T3530] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.773300][ T3530] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.773443][ T3530] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 163.773591][ T3530] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.773727][ T3530] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 163.773866][ T3530] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 163.774004][ T3530] ? copy_msghdr_from_user (net/socket.c:2635) [ 163.774140][ T3530] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 163.774314][ T3530] ? move_addr_to_kernel (net/socket.c:258) [ 163.774465][ T3530] ___sys_sendmsg (net/socket.c:2752) [ 163.774606][ T3530] ? copy_msghdr_from_user (net/socket.c:2603) [ 163.774746][ T3530] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.774918][ T3530] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 163.775057][ T3530] __sys_sendmsg (net/socket.c:2784) [ 163.775195][ T3530] ? __sys_sendmsg_sock (net/socket.c:2765) [ 163.775335][ T3530] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 163.775483][ T3530] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.775625][ T3530] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.775759][ T3530] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.775892][ T3530] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.776028][ T3530] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.776198][ T3530] RIP: 0033:0x7fbbe400008e [ 163.776340][ T3530] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 163.776836][ T3530] RSP: 002b:00007fffb560e740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.777043][ T3530] RAX: ffffffffffffffda RBX: 00007fffb560eef0 RCX: 00007fbbe400008e [ 163.777245][ T3530] RDX: 0000000000000000 RSI: 00007fffb560e7f0 RDI: 0000000000000005 [ 163.777457][ T3530] RBP: 00007fffb560e750 R08: 0000000000000000 R09: 0000000000000000 [ 163.777663][ T3530] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d055 [ 163.777865][ T3530] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb560eeb0 | [ 163.795103][ T3530] ------------[ cut here ]------------ | [ 163.795250][ T3530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3530 | [ 163.795527][ T3530] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.795981][ T3530] Tainted: [W]=WARN [ 163.796083][ T3530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.796254][ T3530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.796435][ T3530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.796930][ T3530] RSP: 0018:ffa000000227f1b0 EFLAGS: 00010286 [ 163.797099][ T3530] RAX: 00000000ffffffa6 RBX: ff1100000b6371c0 RCX: 1ff400000044fdfc [ 163.797299][ T3530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63727c [ 163.797512][ T3530] RBP: ff11000013ac4000 R08: 1fe22000016c6e51 R09: ff110000095f2e80 [ 163.797721][ T3530] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 163.797922][ T3530] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 163.798126][ T3530] FS: 00007fbbe3dc6840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.798367][ T3530] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.798543][ T3530] CR2: 000000000042ebe0 CR3: 000000000b7bf005 CR4: 0000000000771ef0 [ 163.798753][ T3530] PKRU: 55555554 [ 163.798855][ T3530] Call Trace: [ 163.798955][ T3530] [ 163.799026][ T3530] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.799162][ T3530] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.799266][ T3530] __dev_notify_flags (net/core/dev.c:9787) [ 163.799471][ T3530] ? netif_change_name (net/core/dev.c:1495) [ 163.799615][ T3530] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 163.799750][ T3530] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 163.799887][ T3530] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 163.800025][ T3530] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 163.800162][ T3530] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 163.800299][ T3530] ? __dev_get_by_name (net/core/dev.c:883) [ 163.800506][ T3530] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 163.800654][ T3530] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 163.800794][ T3530] rtnl_newlink (net/core/rtnetlink.c:4150) [ 163.800934][ T3530] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.801070][ T3530] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.801206][ T3530] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.801341][ T3530] ? mark_usage (kernel/locking/lockdep.c:4674) [ 163.801543][ T3530] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.801691][ T3530] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.801827][ T3530] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.801964][ T3530] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 163.802098][ T3530] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.802234][ T3530] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.802428][ T3530] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.802570][ T3530] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.802709][ T3530] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.802845][ T3530] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 163.802982][ T3530] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.803118][ T3530] ? netlink_ack (./include/linux/skbuff.h:2718) [ 163.803259][ T3530] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 163.803424][ T3530] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 163.803566][ T3530] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.803708][ T3530] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.803849][ T3530] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.803986][ T3530] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 163.804122][ T3530] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.804259][ T3530] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 163.804401][ T3530] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 163.804542][ T3530] ? copy_msghdr_from_user (net/socket.c:2635) [ 163.804682][ T3530] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 163.804848][ T3530] ? move_addr_to_kernel (net/socket.c:258) [ 163.804987][ T3530] ___sys_sendmsg (net/socket.c:2752) [ 163.805122][ T3530] ? copy_msghdr_from_user (net/socket.c:2603) [ 163.805262][ T3530] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.805447][ T3530] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 163.805595][ T3530] __sys_sendmsg (net/socket.c:2784) [ 163.805730][ T3530] ? __sys_sendmsg_sock (net/socket.c:2765) [ 163.805868][ T3530] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 163.806004][ T3530] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.806140][ T3530] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.806275][ T3530] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.806418][ T3530] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.806560][ T3530] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.806729][ T3530] RIP: 0033:0x7fbbe400008e [ 163.806871][ T3530] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 163.807357][ T3530] RSP: 002b:00007fffb560e740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.807564][ T3530] RAX: ffffffffffffffda RBX: 00007fffb560eef0 RCX: 00007fbbe400008e [ 163.807771][ T3530] RDX: 0000000000000000 RSI: 00007fffb560e7f0 RDI: 0000000000000005 [ 163.807971][ T3530] RBP: 00007fffb560e750 R08: 0000000000000000 R09: 0000000000000000 [ 163.808170][ T3530] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d055 [ 163.808375][ T3530] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb560eeb0 | [ 163.838254][ T3531] ------------[ cut here ]------------ | [ 163.838413][ T3531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3531 | [ 163.838690][ T3531] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.839128][ T3531] Tainted: [W]=WARN [ 163.839227][ T3531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.839394][ T3531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.839571][ T3531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.840045][ T3531] RSP: 0018:ffa0000001f6f020 EFLAGS: 00010286 [ 163.840210][ T3531] RAX: 00000000ffffffa6 RBX: ff11000012a80c80 RCX: 1ff40000003eddca [ 163.840413][ T3531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a80d3c [ 163.840621][ T3531] RBP: ff11000013ac4000 R08: 1fe22000025501a9 R09: ff1100000e902e58 [ 163.840815][ T3531] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 163.841009][ T3531] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 163.841206][ T3531] FS: 00007f6f85f3e840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 163.841442][ T3531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.841618][ T3531] CR2: 000000001ad50988 CR3: 00000000105d5003 CR4: 0000000000771ef0 [ 163.841816][ T3531] PKRU: 55555554 [ 163.841915][ T3531] Call Trace: [ 163.842012][ T3531] [ 163.842081][ T3531] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.842214][ T3531] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.842314][ T3531] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 163.842456][ T3531] __dev_notify_flags (net/core/dev.c:9787) [ 163.842599][ T3531] ? netif_change_name (net/core/dev.c:1495) [ 163.842729][ T3531] ? __dev_change_flags (net/core/dev.c:9752) [ 163.842862][ T3531] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 163.842993][ T3531] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.843127][ T3531] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 163.843261][ T3531] netif_change_flags (net/core/dev.c:9820) [ 163.843400][ T3531] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 163.843540][ T3531] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 163.843681][ T3531] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 163.843812][ T3531] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 163.843975][ T3531] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 163.844106][ T3531] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.844240][ T3531] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 163.844377][ T3531] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 163.844514][ T3531] ? __kernel_text_address (kernel/extable.c:79) [ 163.844650][ T3531] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.844783][ T3531] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.844912][ T3531] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 163.845044][ T3531] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.845173][ T3531] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.845304][ T3531] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.845439][ T3531] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.845578][ T3531] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 163.845712][ T3531] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 163.845845][ T3531] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 163.845976][ T3531] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 163.846108][ T3531] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 163.846243][ T3531] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 163.846382][ T3531] rtnl_newlink (net/core/rtnetlink.c:4150) [ 163.846521][ T3531] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.846657][ T3531] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.846787][ T3531] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.846926][ T3531] ? mark_usage (kernel/locking/lockdep.c:4674) [ 163.847056][ T3531] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.847188][ T3531] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.847317][ T3531] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.847463][ T3531] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.847597][ T3531] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.847730][ T3531] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.847861][ T3531] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 163.847992][ T3531] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.848126][ T3531] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.848257][ T3531] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.848394][ T3531] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.848529][ T3531] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.848665][ T3531] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 163.848796][ T3531] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.848927][ T3531] ? netlink_ack (./include/linux/skbuff.h:2718) [ 163.849062][ T3531] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 163.849193][ T3531] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 163.849326][ T3531] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.849468][ T3531] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.849606][ T3531] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.849742][ T3531] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 163.849875][ T3531] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.850007][ T3531] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 163.850140][ T3531] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 163.850271][ T3531] ? copy_msghdr_from_user (net/socket.c:2635) [ 163.850408][ T3531] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 163.850584][ T3531] ? move_addr_to_kernel (net/socket.c:258) [ 163.850724][ T3531] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 163.850857][ T3531] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.850991][ T3531] ___sys_sendmsg (net/socket.c:2752) [ 163.851121][ T3531] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 163.851285][ T3531] ? copy_msghdr_from_user (net/socket.c:2603) [ 163.851434][ T3531] __sys_sendmsg (net/socket.c:2784) [ 163.851571][ T3531] ? __sys_sendmsg_sock (net/socket.c:2765) [ 163.851707][ T3531] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 163.851873][ T3531] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 163.852005][ T3531] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.852138][ T3531] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.852268][ T3531] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.852404][ T3531] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.852541][ T3531] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.852707][ T3531] RIP: 0033:0x7f6f8617808e [ 163.852847][ T3531] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 163.853318][ T3531] RSP: 002b:00007ffc33d06bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.853528][ T3531] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6f8617808e [ 163.853727][ T3531] RDX: 0000000000000000 RSI: 00007ffc33d06ca0 RDI: 0000000000000005 [ 163.853923][ T3531] RBP: 00007ffc33d06c00 R08: 0000000000000000 R09: 0000000000000000 [ 163.854117][ T3531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d056 [ 163.854313][ T3531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc33d07370 | [ 163.887917][ T3532] ------------[ cut here ]------------ | [ 163.888108][ T3532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3532 | [ 163.888503][ T3532] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.889266][ T3532] Tainted: [W]=WARN [ 163.889479][ T3532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.889700][ T3532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.889922][ T3532] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.890458][ T3532] RSP: 0018:ffa000000228f020 EFLAGS: 00010286 [ 163.890683][ T3532] RAX: 00000000ffffffa6 RBX: ff1100000b636580 RCX: 1ff4000000451dca [ 163.890927][ T3532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b63663c [ 163.891170][ T3532] RBP: ff11000013ac9000 R08: 1fe22000016c6cc9 R09: ff1100000e905158 [ 163.891429][ T3532] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 163.891696][ T3532] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 163.891945][ T3532] FS: 00007f3f2b682840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 163.892223][ T3532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.892461][ T3532] CR2: 00007f3f2b9521a0 CR3: 0000000004e07003 CR4: 0000000000771ef0 [ 163.892719][ T3532] PKRU: 55555554 [ 163.892866][ T3532] Call Trace: [ 163.893015][ T3532] [ 163.893135][ T3532] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.893319][ T3532] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.893492][ T3532] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 163.893690][ T3532] __dev_notify_flags (net/core/dev.c:9787) [ 163.893878][ T3532] ? netif_change_name (net/core/dev.c:1495) [ 163.894061][ T3532] ? __dev_change_flags (net/core/dev.c:9752) [ 163.894243][ T3532] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 163.894436][ T3532] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.894633][ T3532] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 163.894818][ T3532] netif_change_flags (net/core/dev.c:9820) [ 163.895002][ T3532] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 163.895184][ T3532] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 163.895381][ T3532] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 163.895575][ T3532] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 163.895806][ T3532] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 163.895987][ T3532] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.896170][ T3532] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 163.896365][ T3532] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 163.896557][ T3532] ? __kernel_text_address (kernel/extable.c:79) [ 163.896749][ T3532] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.896936][ T3532] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.897120][ T3532] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 163.897303][ T3532] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.897507][ T3532] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 163.897699][ T3532] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.897881][ T3532] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.898063][ T3532] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 163.898244][ T3532] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 163.898441][ T3532] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 163.898639][ T3532] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 163.898823][ T3532] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 163.899010][ T3532] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 163.899195][ T3532] rtnl_newlink (net/core/rtnetlink.c:4150) [ 163.899391][ T3532] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.899583][ T3532] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.899775][ T3532] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.899960][ T3532] ? mark_usage (kernel/locking/lockdep.c:4674) [ 163.900141][ T3532] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.900326][ T3532] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.900529][ T3532] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.900723][ T3532] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.900904][ T3532] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.901086][ T3532] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 163.901268][ T3532] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 163.901472][ T3532] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.901668][ T3532] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.901849][ T3532] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.902031][ T3532] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.902210][ T3532] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.902404][ T3532] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 163.902596][ T3532] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.902784][ T3532] ? netlink_ack (./include/linux/skbuff.h:2718) [ 163.902974][ T3532] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 163.903153][ T3532] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 163.903337][ T3532] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.903551][ T3532] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.903743][ T3532] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.903926][ T3532] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 163.904108][ T3532] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.904293][ T3532] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 163.904498][ T3532] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 163.904695][ T3532] ? copy_msghdr_from_user (net/socket.c:2635) [ 163.904876][ T3532] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 163.905086][ T3532] ? move_addr_to_kernel (net/socket.c:258) [ 163.905269][ T3532] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 163.905471][ T3532] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.905671][ T3532] ___sys_sendmsg (net/socket.c:2752) [ 163.905852][ T3532] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 163.906064][ T3532] ? copy_msghdr_from_user (net/socket.c:2603) [ 163.906258][ T3532] __sys_sendmsg (net/socket.c:2784) [ 163.906462][ T3532] ? __sys_sendmsg_sock (net/socket.c:2765) [ 163.906651][ T3532] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 163.906868][ T3532] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 163.907053][ T3532] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.907235][ T3532] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.907430][ T3532] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.907627][ T3532] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.907810][ T3532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.908021][ T3532] RIP: 0033:0x7f3f2b8bc08e [ 163.908207][ T3532] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 163.908747][ T3532] RSP: 002b:00007fff96be1c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.908996][ T3532] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3f2b8bc08e [ 163.909239][ T3532] RDX: 0000000000000000 RSI: 00007fff96be1d20 RDI: 0000000000000005 [ 163.909505][ T3532] RBP: 00007fff96be1c80 R08: 0000000000000000 R09: 0000000000000000 [ 163.909765][ T3532] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d056 [ 163.910008][ T3532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff96be23f0 | [ 163.919328][ T38] ------------[ cut here ]------------ | [ 163.919483][ T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38 | [ 163.919735][ T38] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.920172][ T38] Tainted: [W]=WARN [ 163.920265][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.920423][ T38] Workqueue: events_unbound linkwatch_event [ 163.920590][ T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.920756][ T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.921191][ T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286 [ 163.921343][ T38] RAX: 00000000ffffffa6 RBX: ff110000137de900 RCX: 1ff4000000055f02 [ 163.921537][ T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137de9bc [ 163.921724][ T38] RBP: ff11000013ac4000 R08: 1fe22000026fbd39 R09: ff11000001da2ea8 [ 163.921902][ T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 163.922082][ T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 163.922262][ T38] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 163.922488][ T38] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.922650][ T38] CR2: 000055f6a147d130 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 163.922831][ T38] PKRU: 55555554 [ 163.922922][ T38] Call Trace: [ 163.923010][ T38] [ 163.923074][ T38] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.923195][ T38] ? notifier_call_chain (kernel/notifier.c:85) [ 163.923318][ T38] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.923417][ T38] netif_state_change (net/core/dev.c:1605) [ 163.923545][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.923701][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 163.923820][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 163.923941][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.924063][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 163.924184][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 163.924307][ T38] process_one_work (kernel/workqueue.c:3314) [ 163.924437][ T38] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 163.924563][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.924691][ T38] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 163.924816][ T38] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 163.924936][ T38] kthread (kernel/kthread.c:436) [ 163.925027][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.925178][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 163.925299][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.925427][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 163.925586][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.925714][ T38] ? kthread_affine_node (kernel/kthread.c:378) [ 163.925835][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.978036][ T3534] ------------[ cut here ]------------ | [ 163.978186][ T3534] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3534 | [ 163.978464][ T3534] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 163.978913][ T3534] Tainted: [W]=WARN [ 163.979012][ T3534] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.979175][ T3534] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 163.979354][ T3534] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 163.979838][ T3534] RSP: 0018:ffa00000022af150 EFLAGS: 00010286 [ 163.980010][ T3534] RAX: 00000000ffffffa6 RBX: ff11000009229380 RCX: 1ff4000000455df0 [ 163.980208][ T3534] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000922943c [ 163.980413][ T3534] RBP: ff11000013ac9000 R08: 1fe2200001245289 R09: ff1100000fc30b58 [ 163.980623][ T3534] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 163.980821][ T3534] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7a26c0 [ 163.981019][ T3534] FS: 00007f5821643840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 163.981266][ T3534] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.981437][ T3534] CR2: 00000000004ebb28 CR3: 0000000004e07003 CR4: 0000000000771ef0 [ 163.981647][ T3534] PKRU: 55555554 [ 163.981744][ T3534] Call Trace: [ 163.981848][ T3534] [ 163.981917][ T3534] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 163.982049][ T3534] ? notifier_call_chain (kernel/notifier.c:85) [ 163.982192][ T3534] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 163.982291][ T3534] netif_state_change (net/core/dev.c:1605) [ 163.982428][ T3534] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.982598][ T3534] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 163.982764][ T3534] linkwatch_sync_dev (net/core/link_watch.c:295) [ 163.982900][ T3534] rtnl_getlink (net/core/rtnetlink.c:4273) [ 163.983032][ T3534] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.983163][ T3534] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.983294][ T3534] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 163.983429][ T3534] ? mark_usage (kernel/locking/lockdep.c:4674) [ 163.983569][ T3534] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.983705][ T3534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.983855][ T3534] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.983986][ T3534] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.984125][ T3534] ? mark_usage (kernel/locking/lockdep.c:4674) [ 163.984256][ T3534] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.984461][ T3534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.984657][ T3534] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 163.984789][ T3534] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 163.984920][ T3534] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 163.985051][ T3534] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 163.985182][ T3534] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.985313][ T3534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.985520][ T3534] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 163.985656][ T3534] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 163.985788][ T3534] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 163.985918][ T3534] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.986049][ T3534] ? netlink_ack (./include/linux/skbuff.h:2718) [ 163.986184][ T3534] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 163.986316][ T3534] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 163.986534][ T3534] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.986674][ T3534] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.986804][ T3534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.986938][ T3534] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 163.987071][ T3534] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 163.987204][ T3534] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 163.987339][ T3534] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 163.987565][ T3534] ? copy_msghdr_from_user (net/socket.c:2635) [ 163.987703][ T3534] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 163.987866][ T3534] ? move_addr_to_kernel (net/socket.c:258) [ 163.987997][ T3534] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 163.988132][ T3534] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 163.988301][ T3534] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 163.988535][ T3534] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 163.988706][ T3534] ___sys_sendmsg (net/socket.c:2752) [ 163.988837][ T3534] ? copy_msghdr_from_user (net/socket.c:2603) [ 163.988970][ T3534] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 163.989110][ T3534] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 163.989241][ T3534] ? do_getsockname (net/socket.c:2192) [ 163.989471][ T3534] __sys_sendmsg (net/socket.c:2784) [ 163.989609][ T3534] ? __sys_sendmsg_sock (net/socket.c:2765) [ 163.989743][ T3534] ? __sys_getsockname (net/socket.c:2210) [ 163.989874][ T3534] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 163.990007][ T3534] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 163.990141][ T3534] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 163.990278][ T3534] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 163.990483][ T3534] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.990654][ T3534] RIP: 0033:0x7f582187d08e [ 163.990794][ T3534] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 163.991264][ T3534] RSP: 002b:00007fff0cc38a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.991548][ T3534] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f582187d08e [ 163.991749][ T3534] RDX: 0000000000000000 RSI: 00007fff0cc38ab0 RDI: 0000000000000006 [ 163.991946][ T3534] RBP: 00007fff0cc38a10 R08: 0000000000000000 R09: 0000000000000000 [ 163.992141][ T3534] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d056 [ 163.992343][ T3534] R13: 00007fff0cc38b60 R14: 000000000000000d R15: 00007fff0cc3a87a | [ 164.097194][ T3537] ------------[ cut here ]------------ | [ 164.097364][ T3537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3537 | [ 164.097646][ T3537] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 164.098097][ T3537] Tainted: [W]=WARN [ 164.098201][ T3537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 164.098376][ T3537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 164.098559][ T3537] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 164.099041][ T3537] RSP: 0018:ffa00000022df1b0 EFLAGS: 00010286 [ 164.099212][ T3537] RAX: 00000000ffffffa6 RBX: ff1100000fb2ee40 RCX: 1ff400000045bdfc [ 164.099420][ T3537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2eefc [ 164.099634][ T3537] RBP: ff11000013714000 R08: 1fe2200001f65de1 R09: ff11000012b40b80 [ 164.099839][ T3537] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 164.100044][ T3537] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 164.100249][ T3537] FS: 00007fc1213ff840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 164.100502][ T3537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 164.100678][ T3537] CR2: 00000000004a2060 CR3: 00000000128d5004 CR4: 0000000000771ef0 [ 164.100881][ T3537] PKRU: 55555554 [ 164.100982][ T3537] Call Trace: [ 164.101082][ T3537] [ 164.101152][ T3537] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 164.101289][ T3537] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 164.101396][ T3537] __dev_notify_flags (net/core/dev.c:9787) [ 164.101537][ T3537] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 164.101679][ T3537] ? netif_change_name (net/core/dev.c:1495) [ 164.101821][ T3537] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 164.101957][ T3537] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 164.102095][ T3537] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 164.102230][ T3537] ? __dev_get_by_name (net/core/dev.c:883) [ 164.102370][ T3537] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 164.102517][ T3537] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 164.102661][ T3537] rtnl_newlink (net/core/rtnetlink.c:4150) [ 164.102797][ T3537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.102932][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.103066][ T3537] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.103200][ T3537] ? mark_usage (kernel/locking/lockdep.c:4674) [ 164.103336][ T3537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.103484][ T3537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.103625][ T3537] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.103760][ T3537] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 164.103894][ T3537] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.104030][ T3537] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.104165][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.104300][ T3537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.104445][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.104590][ T3537] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 164.104724][ T3537] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.104859][ T3537] ? netlink_ack (./include/linux/skbuff.h:2718) [ 164.104998][ T3537] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 164.105132][ T3537] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 164.105269][ T3537] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 164.105412][ T3537] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 164.105551][ T3537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.105692][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.105835][ T3537] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 164.105969][ T3537] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 164.106103][ T3537] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 164.106238][ T3537] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 164.106377][ T3537] ? copy_msghdr_from_user (net/socket.c:2635) [ 164.106515][ T3537] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 164.106687][ T3537] ? move_addr_to_kernel (net/socket.c:258) [ 164.106822][ T3537] ? kasan_save_stack (mm/kasan/common.c:58) [ 164.106956][ T3537] ? kasan_save_stack (mm/kasan/common.c:57) [ 164.107090][ T3537] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 164.107248][ T3537] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 164.107428][ T3537] ___sys_sendmsg (net/socket.c:2752) [ 164.107596][ T3537] ? copy_msghdr_from_user (net/socket.c:2603) [ 164.107745][ T3537] __sys_sendmsg (net/socket.c:2784) [ 164.107879][ T3537] ? __sys_sendmsg_sock (net/socket.c:2765) [ 164.108012][ T3537] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 164.108149][ T3537] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 164.108284][ T3537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.108426][ T3537] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 164.108565][ T3537] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 164.108708][ T3537] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 164.108842][ T3537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 164.109008][ T3537] RIP: 0033:0x7fc12163908e [ 164.109149][ T3537] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 164.109643][ T3537] RSP: 002b:00007ffe19b48600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 164.109844][ T3537] RAX: ffffffffffffffda RBX: 00007ffe19b48db0 RCX: 00007fc12163908e [ 164.110046][ T3537] RDX: 0000000000000000 RSI: 00007ffe19b486b0 RDI: 0000000000000005 [ 164.110244][ T3537] RBP: 00007ffe19b48610 R08: 0000000000000000 R09: 0000000000000000 [ 164.110458][ T3537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d056 [ 164.110668][ T3537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe19b48d80 | [ 164.139996][ T3538] ------------[ cut here ]------------ | [ 164.140150][ T3538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3538 | [ 164.140424][ T3538] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 164.140884][ T3538] Tainted: [W]=WARN [ 164.140987][ T3538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 164.141154][ T3538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 164.141328][ T3538] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 164.141822][ T3538] RSP: 0018:ffa00000022ef1b0 EFLAGS: 00010286 [ 164.141993][ T3538] RAX: 00000000ffffffa6 RBX: ff1100000eecc580 RCX: 1ff400000045ddfc [ 164.142194][ T3538] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc63c [ 164.142397][ T3538] RBP: ff11000012b49000 R08: 1fe2200001dd98c9 R09: ff1100000a0aae80 [ 164.142608][ T3538] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 164.142809][ T3538] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 164.143012][ T3538] FS: 00007ff0d9ad5840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 164.143248][ T3538] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 164.143423][ T3538] CR2: 00000000004a2060 CR3: 00000000105d5001 CR4: 0000000000771ef0 [ 164.143633][ T3538] PKRU: 55555554 [ 164.143733][ T3538] Call Trace: [ 164.143832][ T3538] [ 164.143902][ T3538] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 164.144038][ T3538] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 164.144142][ T3538] __dev_notify_flags (net/core/dev.c:9787) [ 164.144278][ T3538] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 164.144421][ T3538] ? netif_change_name (net/core/dev.c:1495) [ 164.144566][ T3538] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 164.144709][ T3538] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 164.144844][ T3538] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 164.144978][ T3538] ? __dev_get_by_name (net/core/dev.c:883) [ 164.145110][ T3538] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 164.145254][ T3538] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 164.145398][ T3538] rtnl_newlink (net/core/rtnetlink.c:4150) [ 164.145541][ T3538] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.145678][ T3538] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.145812][ T3538] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.145945][ T3538] ? mark_usage (kernel/locking/lockdep.c:4674) [ 164.146077][ T3538] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.146215][ T3538] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.146356][ T3538] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.146495][ T3538] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 164.146632][ T3538] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.146766][ T3538] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.146901][ T3538] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.147036][ T3538] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.147168][ T3538] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.147304][ T3538] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 164.147455][ T3538] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.147598][ T3538] ? netlink_ack (./include/linux/skbuff.h:2718) [ 164.147736][ T3538] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 164.147869][ T3538] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 164.148006][ T3538] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 164.148140][ T3538] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 164.148274][ T3538] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.148421][ T3538] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.148562][ T3538] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 164.148700][ T3538] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 164.148837][ T3538] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 164.148975][ T3538] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 164.149109][ T3538] ? copy_msghdr_from_user (net/socket.c:2635) [ 164.149242][ T3538] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 164.149414][ T3538] ? move_addr_to_kernel (net/socket.c:258) [ 164.149561][ T3538] ? kasan_save_stack (mm/kasan/common.c:58) [ 164.149698][ T3538] ? kasan_save_stack (mm/kasan/common.c:57) [ 164.149830][ T3538] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 164.149969][ T3538] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 164.150143][ T3538] ___sys_sendmsg (net/socket.c:2752) [ 164.150278][ T3538] ? copy_msghdr_from_user (net/socket.c:2603) [ 164.150430][ T3538] __sys_sendmsg (net/socket.c:2784) [ 164.150571][ T3538] ? __sys_sendmsg_sock (net/socket.c:2765) [ 164.150709][ T3538] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 164.150849][ T3538] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 164.150983][ T3538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.151118][ T3538] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 164.151252][ T3538] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 164.151389][ T3538] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 164.151529][ T3538] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 164.151700][ T3538] RIP: 0033:0x7ff0d9d0f08e [ 164.151842][ T3538] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 164.152324][ T3538] RSP: 002b:00007ffe8457fbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 164.152541][ T3538] RAX: ffffffffffffffda RBX: 00007ffe84580380 RCX: 00007ff0d9d0f08e [ 164.152747][ T3538] RDX: 0000000000000000 RSI: 00007ffe8457fc80 RDI: 0000000000000005 [ 164.152952][ T3538] RBP: 00007ffe8457fbe0 R08: 0000000000000000 R09: 0000000000000000 [ 164.153157][ T3538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d056 [ 164.153364][ T3538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe84580350 | [ 164.184413][ T3539] ------------[ cut here ]------------ | [ 164.184575][ T3539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3539 | [ 164.184870][ T3539] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 164.185310][ T3539] Tainted: [W]=WARN [ 164.185490][ T3539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 164.185668][ T3539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 164.185839][ T3539] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 164.186330][ T3539] RSP: 0018:ffa00000022ff020 EFLAGS: 00010286 [ 164.186562][ T3539] RAX: 00000000ffffffa6 RBX: ff1100000ce32740 RCX: 1ff400000045fdca [ 164.186768][ T3539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce327fc [ 164.186964][ T3539] RBP: ff11000013714000 R08: 1fe22000019c6501 R09: ff1100000a0a8b58 [ 164.187160][ T3539] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 164.187385][ T3539] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 164.187595][ T3539] FS: 00007fee122c4840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 164.187824][ T3539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 164.187989][ T3539] CR2: 000000003db55988 CR3: 00000000105d5005 CR4: 0000000000771ef0 [ 164.188186][ T3539] PKRU: 55555554 [ 164.188285][ T3539] Call Trace: [ 164.188392][ T3539] [ 164.188467][ T3539] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 164.188606][ T3539] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 164.188705][ T3539] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 164.188836][ T3539] __dev_notify_flags (net/core/dev.c:9787) [ 164.188970][ T3539] ? netif_change_name (net/core/dev.c:1495) [ 164.189102][ T3539] ? __dev_change_flags (net/core/dev.c:9752) [ 164.189234][ T3539] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 164.189373][ T3539] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.189515][ T3539] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 164.189655][ T3539] netif_change_flags (net/core/dev.c:9820) [ 164.189788][ T3539] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 164.189922][ T3539] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 164.190061][ T3539] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 164.190193][ T3539] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 164.190361][ T3539] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 164.190495][ T3539] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.190628][ T3539] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 164.190757][ T3539] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 164.190891][ T3539] ? __kernel_text_address (kernel/extable.c:79) [ 164.191037][ T3539] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.191170][ T3539] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.191299][ T3539] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 164.191438][ T3539] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.191574][ T3539] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 164.191710][ T3539] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.191840][ T3539] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.191971][ T3539] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 164.192104][ T3539] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 164.192236][ T3539] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 164.192374][ T3539] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 164.192510][ T3539] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 164.192648][ T3539] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 164.192782][ T3539] rtnl_newlink (net/core/rtnetlink.c:4150) [ 164.192915][ T3539] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.193047][ T3539] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.193178][ T3539] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.193310][ T3539] ? mark_usage (kernel/locking/lockdep.c:4674) [ 164.193451][ T3539] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.193591][ T3539] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.193722][ T3539] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.193861][ T3539] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.193994][ T3539] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.194128][ T3539] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.194261][ T3539] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 164.194397][ T3539] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.194534][ T3539] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.194671][ T3539] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.194803][ T3539] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.194936][ T3539] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.195070][ T3539] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 164.195202][ T3539] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.195335][ T3539] ? netlink_ack (./include/linux/skbuff.h:2718) [ 164.195484][ T3539] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 164.195621][ T3539] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 164.195754][ T3539] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 164.195886][ T3539] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 164.196029][ T3539] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.196171][ T3539] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 164.196306][ T3539] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 164.196456][ T3539] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 164.196598][ T3539] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 164.196730][ T3539] ? copy_msghdr_from_user (net/socket.c:2635) [ 164.196861][ T3539] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 164.197025][ T3539] ? move_addr_to_kernel (net/socket.c:258) [ 164.197157][ T3539] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 164.197287][ T3539] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.197429][ T3539] ___sys_sendmsg (net/socket.c:2752) [ 164.197564][ T3539] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 164.197729][ T3539] ? copy_msghdr_from_user (net/socket.c:2603) [ 164.197873][ T3539] __sys_sendmsg (net/socket.c:2784) [ 164.198005][ T3539] ? __sys_sendmsg_sock (net/socket.c:2765) [ 164.198134][ T3539] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 164.198301][ T3539] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 164.198453][ T3539] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.198591][ T3539] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 164.198722][ T3539] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 164.198856][ T3539] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 164.198987][ T3539] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 164.199148][ T3539] RIP: 0033:0x7fee124fe08e [ 164.199287][ T3539] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 164.199766][ T3539] RSP: 002b:00007ffc1d141990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 164.199962][ T3539] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fee124fe08e [ 164.200168][ T3539] RDX: 0000000000000000 RSI: 00007ffc1d141a40 RDI: 0000000000000005 [ 164.200364][ T3539] RBP: 00007ffc1d1419a0 R08: 0000000000000000 R09: 0000000000000000 [ 164.200565][ T3539] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d056 [ 164.200766][ T3539] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1d142110 | [ 164.236300][ T3540] ------------[ cut here ]------------ | [ 164.237018][ T3540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3540 | [ 164.237411][ T3540] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 164.238075][ T3540] Tainted: [W]=WARN [ 164.238280][ T3540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 164.238576][ T3540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 164.238870][ T3540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 164.239475][ T3540] RSP: 0018:ffa000000230f020 EFLAGS: 00010286 [ 164.239799][ T3540] RAX: 00000000ffffffa6 RBX: ff1100000fdb1e00 RCX: 1ff4000000461dca [ 164.240128][ T3540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fdb1ebc [ 164.240474][ T3540] RBP: ff11000012b49000 R08: 1fe2200001fb63d9 R09: ff1100001018d158 [ 164.240820][ T3540] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 164.241133][ T3540] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 164.241458][ T3540] FS: 00007f07961d4840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 164.241806][ T3540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 164.242077][ T3540] CR2: 0000000015e97988 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 164.242324][ T3540] PKRU: 55555554 [ 164.242497][ T3540] Call Trace: [ 164.242659][ T3540] [ 164.242780][ T3540] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 164.242968][ T3540] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 164.243120][ T3540] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 164.243303][ T3540] __dev_notify_flags (net/core/dev.c:9787) [ 164.243512][ T3540] ? netif_change_name (net/core/dev.c:1495) [ 164.243706][ T3540] ? __dev_change_flags (net/core/dev.c:9752) [ 164.243891][ T3540] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 164.244073][ T3540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.244256][ T3540] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 164.244465][ T3540] netif_change_flags (net/core/dev.c:9820) [ 164.244664][ T3540] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 164.244847][ T3540] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 164.245053][ T3540] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 164.245236][ T3540] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 164.245474][ T3540] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 164.245671][ T3540] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.245855][ T3540] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 164.246037][ T3540] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 164.246220][ T3540] ? __kernel_text_address (kernel/extable.c:79) [ 164.246417][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.246614][ T3540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.246798][ T3540] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 164.246984][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.247168][ T3540] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 164.247366][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.247556][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.247749][ T3540] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 164.247934][ T3540] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 164.248115][ T3540] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 164.248298][ T3540] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 164.248504][ T3540] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 164.248703][ T3540] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 164.248889][ T3540] rtnl_newlink (net/core/rtnetlink.c:4150) [ 164.249075][ T3540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.249257][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.249462][ T3540] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.249656][ T3540] ? mark_usage (kernel/locking/lockdep.c:4674) [ 164.249839][ T3540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.250026][ T3540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.250208][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.250403][ T3540] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.250599][ T3540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 164.250793][ T3540] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 164.250978][ T3540] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 164.251160][ T3540] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.251341][ T3540] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.251547][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.251739][ T3540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 164.251920][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 164.252108][ T3540] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 164.252295][ T3540] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.252500][ T3540] ? netlink_ack (./include/linux/skbuff.h:2718) [ 164.252700][ T3540] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 164.252880][ T3540] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 164.253066][ T3540] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 164.253250][ T3540] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 164.253456][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 164.253650][ T3540] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 164.253837][ T3540] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 164.254020][ T3540] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 164.254204][ T3540] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 164.254402][ T3540] ? copy_msghdr_from_user (net/socket.c:2635) [ 164.254596][ T3540] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 164.254818][ T3540] ? move_addr_to_kernel (net/socket.c:258) [ 164.255001][ T3540] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 164.255187][ T3540] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 164.255385][ T3540] ___sys_sendmsg (net/socket.c:2752) [ 164.255578][ T3540] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 164.255805][ T3540] ? copy_msghdr_from_user (net/socket.c:2603) [ 164.255999][ T3540] __sys_sendmsg (net/socket.c:2784) [ 164.256181][ T3540] ? __sys_sendmsg_sock (net/socket.c:2765) [ 164.256375][ T3540] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 164.256607][ T3540] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 164.256794][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 164.256978][ T3540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 164.257158][ T3540] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 164.257340][ T3540] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 164.257548][ T3540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 164.257772][ T3540] RIP: 0033:0x7f079640e08e [ 164.257961][ T3540] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 164.258501][ T3540] RSP: 002b:00007ffeeb55b0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 164.258761][ T3540] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f079640e08e [ 164.259010][ T3540] RDX: 0000000000000000 RSI: 00007ffeeb55b160 RDI: 0000000000000005 [ 164.259256][ T3540] RBP: 00007ffeeb55b0c0 R08: 0000000000000000 R09: 0000000000000000 [ 164.259528][ T3540] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d056 [ 164.259784][ T3540] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeeb55b830 | [ 165.042205][ T12] ------------[ cut here ]------------ | [ 165.042398][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 165.042668][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.043123][ T12] Tainted: [W]=WARN [ 165.043220][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.043386][ T12] Workqueue: netns cleanup_net [ 165.043524][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.043691][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.044132][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 165.044295][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b93c200 RCX: 1ff4000000018ec7 [ 165.044492][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93c2bc [ 165.044685][ T12] RBP: ff110000100d1000 R08: 1fe2200001727859 R09: ff11000001aed1d0 [ 165.044871][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 165.045054][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 165.045246][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.045480][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.045643][ T12] CR2: 000055953e20b0a8 CR3: 00000000134ce004 CR4: 0000000000771ef0 [ 165.045833][ T12] PKRU: 55555554 [ 165.045926][ T12] Call Trace: [ 165.046019][ T12] [ 165.046085][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.046213][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.046309][ T12] netif_close_many (net/core/dev.c:1804) [ 165.046441][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 165.046571][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 165.046730][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 165.046884][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.047010][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.047164][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.047290][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.047419][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.047546][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.047674][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.047801][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.047927][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.048053][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.048177][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.048304][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.048436][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.048569][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.048701][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.048823][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.048950][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.049080][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.049204][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.049333][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.049475][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.049606][ T12] kthread (kernel/kthread.c:436) [ 165.049707][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.049863][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.049989][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.050114][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.050273][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.050410][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.050543][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.052315][ T12] ------------[ cut here ]------------ | [ 165.052461][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 165.052715][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.053168][ T12] Tainted: [W]=WARN [ 165.053265][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.053440][ T12] Workqueue: netns cleanup_net [ 165.053577][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.053744][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.054202][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 165.054369][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b93c900 RCX: 1ff4000000018e80 [ 165.054570][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93c9bc [ 165.054774][ T12] RBP: ff11000012a59000 R08: 1fe2200001727939 R09: ff11000001aed1d0 [ 165.054971][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041 [ 165.055162][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 165.055361][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.055593][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.055752][ T12] CR2: 000055953e20b0a8 CR3: 00000000134ce004 CR4: 0000000000771ef0 [ 165.055942][ T12] PKRU: 55555554 [ 165.056036][ T12] Call Trace: [ 165.056131][ T12] [ 165.056197][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.056327][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.056436][ T12] netif_close_many (net/core/dev.c:1804) [ 165.056569][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 165.056705][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.056840][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 165.056971][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 165.057102][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 165.057230][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 165.057360][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 165.057496][ T12] notifier_call_chain (kernel/notifier.c:85) [ 165.057632][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 165.057762][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 165.057891][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 165.058052][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 165.058211][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.058339][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.058508][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.058642][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.058771][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.058900][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.059027][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.059156][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.059286][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.059422][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.059553][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.059690][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.059819][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.059946][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.060075][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.060201][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.060330][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.060477][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.060609][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.060739][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.060871][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.060997][ T12] kthread (kernel/kthread.c:436) [ 165.061092][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.061251][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.061384][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.061518][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.061682][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.061812][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.061940][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.064129][ T12] ------------[ cut here ]------------ | [ 165.064251][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 165.064950][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.065424][ T12] Tainted: [W]=WARN [ 165.065524][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.065676][ T12] Workqueue: netns cleanup_net [ 165.065805][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.066009][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.066483][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.066639][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e3e00 RCX: 1ff4000000018eed [ 165.066814][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e3ebc [ 165.066989][ T12] RBP: ff11000013701000 R08: 1fe2200001afc7d9 R09: ff11000001aed1d0 [ 165.067163][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 165.067339][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.067570][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.067781][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.067958][ T12] CR2: 000055953e20b0a8 CR3: 00000000134ce004 CR4: 0000000000771ef0 [ 165.068147][ T12] PKRU: 55555554 [ 165.068237][ T12] Call Trace: [ 165.068326][ T12] [ 165.068433][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.068593][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.068740][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.068865][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.069004][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.069122][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.069242][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.069441][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.069571][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.069696][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.069819][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.069941][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.070058][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.070176][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.070298][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.070474][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.070600][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.070722][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.070846][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.070968][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.071084][ T12] kthread (kernel/kthread.c:436) [ 165.071174][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.071322][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.071491][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.071616][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.071765][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.071885][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.072004][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.075439][ T12] ------------[ cut here ]------------ | [ 165.075594][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 165.075822][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.076243][ T12] Tainted: [W]=WARN [ 165.076336][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.076500][ T12] Workqueue: netns cleanup_net [ 165.076625][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.076781][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.077205][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.077359][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2e40 RCX: 1ff4000000018eed [ 165.077542][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e2efc [ 165.077722][ T12] RBP: ff1100001363c000 R08: 1fe2200001afc5e1 R09: ff11000001aed1d0 [ 165.077898][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 165.078072][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.078248][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.078466][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.078618][ T12] CR2: 000055953e20b0a8 CR3: 00000000134ce004 CR4: 0000000000771ef0 [ 165.078800][ T12] PKRU: 55555554 [ 165.078889][ T12] Call Trace: [ 165.078976][ T12] [ 165.079038][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.079188][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.079335][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.079462][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.079585][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.079704][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.079822][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.079941][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.080064][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.080182][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.080307][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.080432][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.080553][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.080676][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.080795][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.080915][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.081038][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.081159][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.081282][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.081641][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.081759][ T12] kthread (kernel/kthread.c:436) [ 165.081848][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.081994][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.082113][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.082233][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.082498][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.082621][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.082738][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.085416][ T12] ------------[ cut here ]------------ | [ 165.085555][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.085798][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.086226][ T12] Tainted: [W]=WARN [ 165.086316][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.086488][ T12] Workqueue: netns cleanup_net [ 165.086617][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.086771][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.087195][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.087354][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051380 RCX: 1ff4000000018eed [ 165.087538][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000605143c [ 165.087733][ T12] RBP: ff1100001340c000 R08: 1fe2200000c0a289 R09: ff11000001aed1d0 [ 165.087911][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.088087][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.088267][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.088490][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.088645][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.088824][ T12] PKRU: 55555554 [ 165.088913][ T12] Call Trace: [ 165.089003][ T12] [ 165.089066][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.089221][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.089377][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.089504][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.089637][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.089757][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.089877][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.089997][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.090121][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.090242][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.090376][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.090505][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.090633][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.090754][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.090877][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.090997][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.091136][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.091260][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.091392][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.091522][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.091645][ T12] kthread (kernel/kthread.c:436) [ 165.091736][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.091885][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.092011][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.092131][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.092282][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.092410][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.092536][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.094597][ T12] ------------[ cut here ]------------ | [ 165.094716][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.094953][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.095387][ T12] Tainted: [W]=WARN [ 165.095483][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.095638][ T12] Workqueue: netns cleanup_net [ 165.095762][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.095918][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.096342][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.096504][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051000 RCX: 1ff4000000018eed [ 165.096682][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060510bc [ 165.096858][ T12] RBP: ff11000012a7c000 R08: 1fe2200000c0a219 R09: ff11000001aed1d0 [ 165.097038][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.097214][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.097398][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.097619][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.097769][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.097953][ T12] PKRU: 55555554 [ 165.098041][ T12] Call Trace: [ 165.098132][ T12] [ 165.098195][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.098354][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.098508][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.098634][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.098756][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.098875][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.098999][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.099118][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.099241][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.099367][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.099493][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.099620][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.099742][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.099864][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.099984][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.100105][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.100228][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.100354][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.100484][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.100614][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.100735][ T12] kthread (kernel/kthread.c:436) [ 165.100827][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.100975][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.101094][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.101292][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.101461][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.101588][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.101710][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.104572][ T12] ------------[ cut here ]------------ | [ 165.104696][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.104925][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.105431][ T12] Tainted: [W]=WARN [ 165.105526][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.105759][ T12] Workqueue: netns cleanup_net [ 165.105884][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.106043][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.106562][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.106790][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb32200 RCX: 1ff4000000018eed [ 165.106969][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb322bc [ 165.107150][ T12] RBP: ff1100000a119000 R08: 1fe2200001f66459 R09: ff11000001aed1d0 [ 165.107409][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.107592][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.107773][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.108054][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.108203][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.108386][ T12] PKRU: 55555554 [ 165.108482][ T12] Call Trace: [ 165.108571][ T12] [ 165.108639][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.108791][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.109010][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.109131][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.109253][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.109383][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.109586][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.109707][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.109830][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.109948][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.110141][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.110262][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.110389][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.110520][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.110714][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.110834][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.110959][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.111078][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.111274][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.111403][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.111534][ T12] kthread (kernel/kthread.c:436) [ 165.111627][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.111846][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.111966][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.112084][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.112235][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.112432][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.112557][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.115263][ T12] ------------[ cut here ]------------ | [ 165.115463][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.115701][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.116199][ T12] Tainted: [W]=WARN [ 165.116287][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.116439][ T12] Workqueue: netns cleanup_net [ 165.116649][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.116802][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.117304][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.117462][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb32900 RCX: 1ff4000000018eed [ 165.117643][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb329bc [ 165.117894][ T12] RBP: ff11000008dd9000 R08: 1fe2200001f66539 R09: ff11000001aed1d0 [ 165.118070][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.118320][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.118511][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.118736][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.118962][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.119138][ T12] PKRU: 55555554 [ 165.119228][ T12] Call Trace: [ 165.119318][ T12] [ 165.119462][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.119617][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.119763][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.119883][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.120077][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.120196][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.120320][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.120521][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.120646][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.120763][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.120887][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.121007][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.121202][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.121326][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.121451][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.121571][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.121775][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.121893][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.122015][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.122139][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.122329][ T12] kthread (kernel/kthread.c:436) [ 165.122423][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.122579][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.122699][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.122890][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.123044][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.123163][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.123361][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.126042][ T12] ------------[ cut here ]------------ | [ 165.126163][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.126478][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.126907][ T12] Tainted: [W]=WARN [ 165.127076][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.127223][ T12] Workqueue: netns cleanup_net [ 165.127353][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.127513][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.128016][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.128239][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb33000 RCX: 1ff4000000018eed [ 165.128416][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb330bc [ 165.128604][ T12] RBP: ff11000008499000 R08: 1fe2200001f66619 R09: ff11000001aed1d0 [ 165.128851][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.129026][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.129274][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.129490][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.129643][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.129894][ T12] PKRU: 55555554 [ 165.129982][ T12] Call Trace: [ 165.130069][ T12] [ 165.130132][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.130288][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.130518][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.130641][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.130760][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.130950][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.131071][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.131191][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.131312][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.131513][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.131638][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.131758][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.131876][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.132070][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.132188][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.132308][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.132436][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.132636][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.132763][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.132887][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.133004][ T12] kthread (kernel/kthread.c:436) [ 165.133099][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.133321][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.133449][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.133567][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.133794][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.133913][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.134034][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.136567][ T12] ------------[ cut here ]------------ | [ 165.136760][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.136988][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.137497][ T12] Tainted: [W]=WARN [ 165.137591][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.137812][ T12] Workqueue: netns cleanup_net [ 165.137941][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.138091][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.138608][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.138756][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc8580 RCX: 1ff4000000018eed [ 165.139006][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc863c [ 165.139180][ T12] RBP: ff11000009324000 R08: 1fe2200001db90c9 R09: ff11000001aed1d0 [ 165.139359][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.139616][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.139792][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.140073][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.140220][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.140401][ T12] PKRU: 55555554 [ 165.140494][ T12] Call Trace: [ 165.140658][ T12] [ 165.140722][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.140871][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.141018][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.141208][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.141329][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.141457][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.141574][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.141772][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.141898][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.142015][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.142133][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.142322][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.142451][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.142571][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.142697][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.142889][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.143016][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.143133][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.143256][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.143462][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.143582][ T12] kthread (kernel/kthread.c:436) [ 165.143672][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.143819][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.144009][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.144127][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.144273][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.144473][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.144595][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.147086][ T12] ------------[ cut here ]------------ | [ 165.147203][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.147518][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.148016][ T12] Tainted: [W]=WARN [ 165.148109][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.148255][ T12] Workqueue: netns cleanup_net [ 165.148384][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.148623][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.149123][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.149270][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc8900 RCX: 1ff4000000018eed [ 165.149476][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc89bc [ 165.149741][ T12] RBP: ff11000008cf9000 R08: 1fe2200001db9139 R09: ff11000001aed1d0 [ 165.149916][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.150092][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.150345][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.150567][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.150794][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.150972][ T12] PKRU: 55555554 [ 165.151060][ T12] Call Trace: [ 165.151148][ T12] [ 165.151210][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.151439][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.151594][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.151711][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.151908][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.152025][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.152142][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.152261][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.152386][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.152508][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.152632][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.152749][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.152866][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.152986][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.153107][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.153229][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.153427][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.153552][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.153679][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.153801][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.153989][ T12] kthread (kernel/kthread.c:436) [ 165.154078][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.154224][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.154342][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.154542][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.154694][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.154813][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.154935][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.158432][ T12] ------------[ cut here ]------------ | [ 165.158641][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.158879][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.159996][ T12] Tainted: [W]=WARN [ 165.160090][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.160243][ T12] Workqueue: netns cleanup_net [ 165.160483][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.160645][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.161088][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 165.161244][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc98c0 RCX: 1ff4000000018e99 [ 165.161533][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc997c [ 165.161720][ T12] RBP: ff11000012a59000 R08: 1fe2200001db9331 R09: ff11000001aed1d0 [ 165.161909][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.162192][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.162439][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.162663][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.162817][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.162999][ T12] PKRU: 55555554 [ 165.163090][ T12] Call Trace: [ 165.163181][ T12] [ 165.163247][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.163414][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.163575][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 165.163704][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.163826][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 165.163978][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 165.164178][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 165.164302][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 165.164431][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 165.164561][ T12] notifier_call_chain (kernel/notifier.c:85) [ 165.164774][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 165.164928][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.165079][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.165201][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.165407][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.165536][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.165668][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.165794][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.165996][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.166119][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.166246][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.166375][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.166582][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.166711][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.166833][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.166959][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.167162][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.167287][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.167420][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.167553][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.167756][ T12] kthread (kernel/kthread.c:436) [ 165.167848][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.168002][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.168125][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.168328][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.168494][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.168622][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.168746][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.172053][ T12] ------------[ cut here ]------------ | [ 165.172175][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.172495][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.172936][ T12] Tainted: [W]=WARN [ 165.173027][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.173176][ T12] Workqueue: netns cleanup_net [ 165.173301][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.173551][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.173981][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.174131][ T12] RAX: 00000000ffffffa6 RBX: ff1100000edc9c40 RCX: 1ff4000000018eed [ 165.174314][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000edc9cfc [ 165.174591][ T12] RBP: ff110000100d1000 R08: 1fe2200001db93a1 R09: ff11000001aed1d0 [ 165.174769][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.174947][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.175129][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.175340][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.175580][ T12] CR2: 00007f24bcbc0710 CR3: 000000005c74d001 CR4: 0000000000771ef0 [ 165.175763][ T12] PKRU: 55555554 [ 165.175854][ T12] Call Trace: [ 165.175953][ T12] [ 165.176018][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.176171][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.176322][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.176539][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.176666][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.176785][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.176905][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.177026][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.177147][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.177267][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.177557][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.177683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.177805][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.177927][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.178047][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.178168][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.178291][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.178593][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.178718][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.178843][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.178963][ T12] kthread (kernel/kthread.c:436) [ 165.179057][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.179209][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.179329][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.179617][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.179768][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.179889][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.180009][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.214899][ T12] ------------[ cut here ]------------ | [ 165.215088][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.215398][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.215944][ T12] Tainted: [W]=WARN [ 165.216086][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.216286][ T12] Workqueue: netns cleanup_net [ 165.216490][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.216713][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.217192][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 165.217918][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6b380 RCX: 1ff4000000018ed5 [ 165.218219][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6b43c [ 165.218516][ T12] RBP: ff110000138d1000 R08: 1fe220000194d689 R09: ff11000001aed1d0 [ 165.218820][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.219096][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.219393][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.219730][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.219981][ T12] CR2: 00007f7cf4b52808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 165.220259][ T12] PKRU: 55555554 [ 165.220494][ T12] Call Trace: [ 165.220745][ T12] [ 165.220961][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.221269][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.221532][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 165.221716][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 165.221893][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 165.222069][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 165.222246][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 165.222433][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 165.222625][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.222799][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.222979][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.223152][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.223323][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.223523][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.223710][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.223888][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.224066][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.224239][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.224431][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.224622][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.224799][ T12] kthread (kernel/kthread.c:436) [ 165.224949][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.225154][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.225329][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.225525][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.225762][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.225940][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.226114][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.609302][ T12] ------------[ cut here ]------------ | [ 165.609520][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.609825][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.610381][ T12] Tainted: [W]=WARN [ 165.610533][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.610750][ T12] Workqueue: netns cleanup_net [ 165.610932][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.611142][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.611660][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 165.611866][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a18c0 RCX: 1ff4000000018ec7 [ 165.612102][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a197c [ 165.612342][ T12] RBP: ff11000012b49000 R08: 1fe2200002514331 R09: ff11000001aed1d0 [ 165.612605][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 165.612842][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 165.613107][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.613388][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.613604][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.613846][ T12] PKRU: 55555554 [ 165.613986][ T12] Call Trace: [ 165.614127][ T12] [ 165.614241][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.614431][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.614589][ T12] netif_close_many (net/core/dev.c:1804) [ 165.614773][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 165.614947][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 165.615155][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 165.615376][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.615558][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.615770][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.615944][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.616122][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.616300][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.616501][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.616688][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.616865][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.617041][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.617213][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.617403][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.617593][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.617772][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.617947][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.618127][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.618311][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.618509][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.618695][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.618886][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.619097][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.619274][ T12] kthread (kernel/kthread.c:436) [ 165.619431][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.619655][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.619834][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.620012][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.620224][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.620417][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.620605][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.630589][ T12] ------------[ cut here ]------------ | [ 165.630762][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.631045][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.631602][ T12] Tainted: [W]=WARN [ 165.631747][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.631948][ T12] Workqueue: netns cleanup_net [ 165.632123][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.632327][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.632827][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.633027][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa298c0 RCX: 1ff4000000018eed [ 165.633252][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2997c [ 165.633495][ T12] RBP: ff11000013749000 R08: 1fe2200001f45331 R09: ff11000001aed1d0 [ 165.633734][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.633963][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.634194][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.634477][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.634689][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.634918][ T12] PKRU: 55555554 [ 165.635057][ T12] Call Trace: [ 165.635196][ T12] [ 165.635310][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.635534][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.635755][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.635932][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.636104][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.636274][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.636470][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.636657][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.636832][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.637003][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.637177][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.637364][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.637543][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.637732][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.637903][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.638075][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.638252][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.638437][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.638627][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.638806][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.638977][ T12] kthread (kernel/kthread.c:436) [ 165.639120][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.639325][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.639524][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.639709][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.639911][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.640081][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.640256][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.643042][ T12] ------------[ cut here ]------------ | [ 165.643213][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.643521][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.644061][ T12] Tainted: [W]=WARN [ 165.644201][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.644417][ T12] Workqueue: netns cleanup_net [ 165.644604][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.644828][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.645315][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.645541][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fa291c0 RCX: 1ff4000000018eed [ 165.645785][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2927c [ 165.646019][ T12] RBP: ff11000013ab4000 R08: 1fe2200001f45251 R09: ff11000001aed1d0 [ 165.646254][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.646511][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.646787][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.647050][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.647256][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.647513][ T12] PKRU: 55555554 [ 165.647668][ T12] Call Trace: [ 165.647809][ T12] [ 165.647923][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.648129][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.648330][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.648528][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.648712][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.648883][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.649056][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.649232][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.649508][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.649691][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.649942][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.650118][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.650293][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.650490][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.650709][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.650885][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.651066][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.651272][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.651551][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.651742][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.651988][ T12] kthread (kernel/kthread.c:436) [ 165.652131][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.652336][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.652533][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.652717][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.652994][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.653165][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.653341][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.656594][ T12] ------------[ cut here ]------------ | [ 165.656763][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.657121][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.657764][ T12] Tainted: [W]=WARN [ 165.657986][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.658189][ T12] Workqueue: netns cleanup_net [ 165.658380][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.658604][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.659086][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.659287][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec900 RCX: 1ff4000000018eed [ 165.659542][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec9bc [ 165.659861][ T12] RBP: ff1100000ed19000 R08: 1fe2200001d3d939 R09: ff11000001aed1d0 [ 165.660090][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.660319][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.660575][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.660923][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.661226][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.661482][ T12] PKRU: 55555554 [ 165.661629][ T12] Call Trace: [ 165.661769][ T12] [ 165.661882][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.662089][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.662288][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.662639][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.662813][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.662986][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.663186][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.663375][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.663557][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.663736][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.663910][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.664082][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.664328][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.664526][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.664709][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.664885][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.665133][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.665305][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.665529][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.665716][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.665890][ T12] kthread (kernel/kthread.c:436) [ 165.666034][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.666234][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.666422][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.666609][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.666817][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.666994][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.667248][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.670621][ T12] ------------[ cut here ]------------ | [ 165.670791][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.671080][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.671655][ T12] Tainted: [W]=WARN [ 165.671830][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.672029][ T12] Workqueue: netns cleanup_net [ 165.672375][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.672596][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.673079][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.673287][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ecac0 RCX: 1ff4000000018eed [ 165.673701][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecb7c [ 165.673936][ T12] RBP: ff11000012bac000 R08: 1fe2200001d3d971 R09: ff11000001aed1d0 [ 165.674164][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.674495][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.674740][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.675005][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.675209][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.675574][ T12] PKRU: 55555554 [ 165.675723][ T12] Call Trace: [ 165.675863][ T12] [ 165.676049][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.676332][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.676554][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.676738][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.676915][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.677088][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.677263][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.677458][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.677643][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.677814][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.677991][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.678166][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.678340][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.678537][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.678720][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.678899][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.679076][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.679250][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.679439][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.679630][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.679802][ T12] kthread (kernel/kthread.c:436) [ 165.679943][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.680145][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.680317][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.680515][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.680726][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.680898][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.681071][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.684468][ T12] ------------[ cut here ]------------ | [ 165.684657][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.684952][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.685539][ T12] Tainted: [W]=WARN [ 165.685692][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.685943][ T12] Workqueue: netns cleanup_net [ 165.686129][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.686375][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.686907][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.687115][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ece40 RCX: 1ff4000000018eed [ 165.687362][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ecefc [ 165.687610][ T12] RBP: ff11000013a29000 R08: 1fe2200001d3d9e1 R09: ff11000001aed1d0 [ 165.687918][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.688151][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.688398][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.688805][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.689009][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.689255][ T12] PKRU: 55555554 [ 165.689411][ T12] Call Trace: [ 165.689557][ T12] [ 165.689680][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.689887][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.690160][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.690437][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.690648][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.690820][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.690995][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.691168][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.691343][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.691540][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.691730][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.691904][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.692075][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.692256][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.692453][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.692713][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.692893][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.693070][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.693248][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.693436][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.693702][ T12] kthread (kernel/kthread.c:436) [ 165.693844][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.694047][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.694220][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.694490][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.694707][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.694880][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.695124][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.698650][ T12] ------------[ cut here ]------------ | [ 165.698827][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.699114][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.699792][ T12] Tainted: [W]=WARN [ 165.699980][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.700231][ T12] Workqueue: netns cleanup_net [ 165.700491][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.700763][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.701299][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.701574][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ec580 RCX: 1ff4000000018eed [ 165.701863][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ec63c [ 165.702171][ T12] RBP: ff1100000fb74000 R08: 1fe2200001d3d8c9 R09: ff11000001aed1d0 [ 165.702473][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.702765][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.703045][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.703365][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.703640][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.703921][ T12] PKRU: 55555554 [ 165.704104][ T12] Call Trace: [ 165.704289][ T12] [ 165.704473][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.704740][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.704985][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.705204][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.705435][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.705663][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.705880][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.706097][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.706313][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.706547][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.706781][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.707046][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.707305][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.707615][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.707882][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.708148][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.708430][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.708708][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.709891][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.710125][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.710395][ T12] kthread (kernel/kthread.c:436) [ 165.710595][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.711054][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.711275][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.711517][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.712434][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.712674][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.712900][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.716495][ T12] ------------[ cut here ]------------ | [ 165.716691][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.716949][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.717420][ T12] Tainted: [W]=WARN [ 165.717524][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.718360][ T12] Workqueue: netns cleanup_net [ 165.718497][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.718663][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.719114][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.719274][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fe740 RCX: 1ff4000000018eed [ 165.719482][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fe7fc [ 165.719676][ T12] RBP: ff1100000fb49000 R08: 1fe220000051fd01 R09: ff11000001aed1d0 [ 165.719865][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.720057][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.720247][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.720484][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.720649][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 165.720843][ T12] PKRU: 55555554 [ 165.720935][ T12] Call Trace: [ 165.721030][ T12] [ 165.721096][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.721565][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.721725][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.721851][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.721979][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.722104][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.722247][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.722435][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.723272][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.723455][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.723591][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.723718][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.723843][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.723970][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.724097][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.724225][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.724406][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.724537][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.724673][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.724806][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.724931][ T12] kthread (kernel/kthread.c:436) [ 165.725026][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.725189][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.725329][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.725508][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.725674][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.725803][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.725931][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.750757][ T12] ------------[ cut here ]------------ | [ 165.750915][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.751156][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.751609][ T12] Tainted: [W]=WARN [ 165.751700][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.751852][ T12] Workqueue: netns cleanup_net [ 165.751977][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.752135][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.752580][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.752743][ T12] RAX: 00000000ffffffa6 RBX: ff110000028fee40 RCX: 1ff4000000018eed [ 165.752923][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028feefc [ 165.753102][ T12] RBP: ff1100000c131000 R08: 1fe220000051fde1 R09: ff11000001aed1d0 [ 165.753278][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.753470][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.753687][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.753893][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.754053][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 165.754233][ T12] PKRU: 55555554 [ 165.754322][ T12] Call Trace: [ 165.754416][ T12] [ 165.754485][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.754641][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.754790][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.754911][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.755032][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.755153][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.755274][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.755418][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.755549][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.755671][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.755793][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.755912][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.756032][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.756151][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.756270][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.756419][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.756544][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.756667][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.756792][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.756915][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.757038][ T12] kthread (kernel/kthread.c:436) [ 165.757131][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.757282][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.757412][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.757536][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.757691][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.757814][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.757933][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.759969][ T12] ------------[ cut here ]------------ | [ 165.760089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.760327][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.760766][ T12] Tainted: [W]=WARN [ 165.760855][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.761003][ T12] Workqueue: netns cleanup_net [ 165.761126][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.761281][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.761717][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.761865][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ffe00 RCX: 1ff4000000018eed [ 165.762043][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ffebc [ 165.762219][ T12] RBP: ff11000013909000 R08: 1fe220000051ffd9 R09: ff11000001aed1d0 [ 165.762401][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.762589][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.762766][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.762972][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.763124][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 165.763308][ T12] PKRU: 55555554 [ 165.763403][ T12] Call Trace: [ 165.763496][ T12] [ 165.763558][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.763711][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.763857][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.763975][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.764095][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.764217][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.764340][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.764474][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.764596][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.764713][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.764839][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.764958][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.765078][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.765198][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.765316][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.765446][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.765568][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.765690][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.765813][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.765938][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.766055][ T12] kthread (kernel/kthread.c:436) [ 165.766145][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.766293][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.766417][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.766539][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.766695][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.766814][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.766932][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.769260][ T12] ------------[ cut here ]------------ | [ 165.769384][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.769626][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.770042][ T12] Tainted: [W]=WARN [ 165.770130][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.770280][ T12] Workqueue: netns cleanup_net [ 165.770410][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.770569][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.770998][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 165.771151][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ad380 RCX: 1ff4000000018eed [ 165.771332][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ad43c [ 165.771528][ T12] RBP: ff11000012b49000 R08: 1fe2200001d35a89 R09: ff11000001aed1d0 [ 165.771708][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.771883][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.772060][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.772265][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.772423][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 165.772613][ T12] PKRU: 55555554 [ 165.772700][ T12] Call Trace: [ 165.772788][ T12] [ 165.772850][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.773004][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.773158][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 165.773276][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 165.773403][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.773526][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 165.773650][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.773770][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 165.773891][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.774009][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.774129][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.774249][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.774373][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.774497][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.774619][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.774737][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.774859][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.774978][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.775103][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.775230][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.775358][ T12] kthread (kernel/kthread.c:436) [ 165.775453][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.775608][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.775728][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.775848][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.775996][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.776115][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.776232][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.784698][ T3572] ------------[ cut here ]------------ | [ 165.784861][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3572 | [ 165.785820][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.786299][ T3572] Tainted: [W]=WARN [ 165.786405][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.786586][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.786760][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.787287][ T3572] RSP: 0018:ffa00000023bfa80 EFLAGS: 00010286 [ 165.787478][ T3572] RAX: 00000000ffffffa6 RBX: ff1100000e9ac200 RCX: 1ff4000000477f16 [ 165.787685][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9ac2bc [ 165.787888][ T3572] RBP: ff11000013704000 R08: 1fe2200001d35859 R09: ff1100000fec0b80 [ 165.788083][ T3572] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 165.788281][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013704000 [ 165.788506][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.788745][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.788911][ T3572] CR2: 00007f42e6cfbc20 CR3: 000000000b602005 CR4: 0000000000771ef0 [ 165.789114][ T3572] PKRU: 55555554 [ 165.789216][ T3572] Call Trace: [ 165.789315][ T3572] [ 165.789390][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.789555][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.789691][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.789793][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.789925][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.790092][ T3572] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 165.790228][ T3572] register_netdev (net/core/dev.c:11552) [ 165.790366][ T3572] loopback_net_init (drivers/net/loopback.c:218) [ 165.790522][ T3572] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 165.790665][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.790766][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.790866][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.790999][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.791133][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.791271][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.791411][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.791557][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.791693][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.791826][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.791960][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.792098][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.792250][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.792439][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.792584][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.792717][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.792856][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.792990][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.793123][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.793290][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.793438][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.793919][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.794121][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.794318][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.794754][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.794958][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.795157][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 165.796940][ T12] ------------[ cut here ]------------ | [ 165.797072][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 165.797332][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.797811][ T12] Tainted: [W]=WARN [ 165.797906][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.798063][ T12] Workqueue: netns cleanup_net [ 165.798195][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.798361][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.798823][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 165.798988][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e9ade00 RCX: 1ff4000000018eaf [ 165.799175][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9adebc [ 165.799371][ T12] RBP: ff11000013ac9000 R08: 1fe2200001d35bd9 R09: ff11000001aed1d0 [ 165.799568][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 165.799763][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ac4000 [ 165.799975][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.800192][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.800380][ T12] CR2: 00007f4e2aaa0f98 CR3: 00000000101b2005 CR4: 0000000000771ef0 [ 165.800575][ T12] PKRU: 55555554 [ 165.800683][ T12] Call Trace: [ 165.800777][ T12] [ 165.800842][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.800969][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.801088][ T12] netif_close_many (net/core/dev.c:1804) [ 165.801216][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 165.801340][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 165.801478][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 165.801639][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 165.801796][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.801949][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.802109][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.802233][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.802392][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 165.802554][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 165.802685][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 165.803165][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 165.803292][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 165.803437][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 165.803594][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 165.803750][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.803876][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.804005][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.804145][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.804269][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.804412][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.804559][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.804691][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.804819][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.804944][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.805096][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.805225][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.805373][ T12] kthread (kernel/kthread.c:436) [ 165.805478][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.805652][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.805799][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.805924][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.806089][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.806214][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.806412][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.814574][ T12] ------------[ cut here ]------------ | [ 165.814789][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.815142][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.815756][ T12] Tainted: [W]=WARN [ 165.815926][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.816141][ T12] Workqueue: netns cleanup_net [ 165.816330][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.816572][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.817094][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 165.817300][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a187540 RCX: 1ff4000000018eaf [ 165.817565][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1875fc [ 165.817821][ T12] RBP: ff11000013ac4000 R08: 1fe2200001430ec1 R09: ff11000001aed1d0 [ 165.818060][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 165.818295][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 165.818574][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.818856][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.819063][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.819316][ T12] PKRU: 55555554 [ 165.819478][ T12] Call Trace: [ 165.819641][ T12] [ 165.819772][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.819951][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 165.820129][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.820279][ T12] netif_close_many (net/core/dev.c:1804) [ 165.820481][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 165.820671][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 165.820848][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 165.821086][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 165.821298][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.821649][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.821953][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.822138][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.822319][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 165.822555][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 165.822745][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 165.822954][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 165.823168][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 165.823365][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 165.823566][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 165.823764][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.823947][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.824131][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.824315][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.824677][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.824863][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.825040][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.825219][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.825416][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.825604][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.825790][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.825992][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.826173][ T12] kthread (kernel/kthread.c:436) [ 165.826320][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.826554][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.826742][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.826922][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.827131][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.827310][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.827504][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.830854][ T12] ------------[ cut here ]------------ | [ 165.831023][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.831311][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.831883][ T12] Tainted: [W]=WARN [ 165.832027][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.832235][ T12] Workqueue: netns cleanup_net [ 165.832432][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.832675][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.833170][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 165.833490][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67ec80 RCX: 1ff4000000018ed5 [ 165.833779][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67ed3c [ 165.834056][ T12] RBP: ff11000013ac9000 R08: 1fe22000018cfda9 R09: ff11000001aed1d0 [ 165.834329][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.834639][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.834920][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.835258][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.835527][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.835813][ T12] PKRU: 55555554 [ 165.835998][ T12] Call Trace: [ 165.836185][ T12] [ 165.836369][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.836644][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.836893][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.837111][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.837328][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 165.837617][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 165.837832][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 165.838006][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 165.838180][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 165.838369][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 165.838553][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.838731][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.838909][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.839087][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.839270][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.839466][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.839649][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.839823][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.839999][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.840170][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.840377][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.840560][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.840742][ T12] kthread (kernel/kthread.c:436) [ 165.840888][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.841101][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.841273][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.841470][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.841689][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.841883][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.842058][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.844854][ T12] ------------[ cut here ]------------ | [ 165.845034][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.845312][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.846376][ T12] Tainted: [W]=WARN [ 165.846535][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.846745][ T12] Workqueue: netns cleanup_net [ 165.846920][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.847136][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.847636][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 165.847835][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f540 RCX: 1ff4000000018ed5 [ 165.848075][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f5fc [ 165.848301][ T12] RBP: ff11000013ac4000 R08: 1fe22000018cfec1 R09: ff11000001aed1d0 [ 165.848548][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.848786][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.849015][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.849274][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.849497][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.849735][ T12] PKRU: 55555554 [ 165.849880][ T12] Call Trace: [ 165.850017][ T12] [ 165.850129][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.850336][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.850556][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.850737][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.850916][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 165.851119][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 165.851291][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 165.851484][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 165.851668][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 165.851843][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 165.852016][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.852183][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.852370][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.852551][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.852727][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.852898][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.853069][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.853240][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.853454][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.853632][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.853840][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.854017][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.854199][ T12] kthread (kernel/kthread.c:436) [ 165.854342][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.854564][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.854741][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.854912][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.855112][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.855281][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.855491][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.868117][ T12] ------------[ cut here ]------------ | [ 165.868329][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 165.868652][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.869176][ T12] Tainted: [W]=WARN [ 165.869323][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.869562][ T12] Workqueue: netns cleanup_net [ 165.869750][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.869976][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.870500][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 165.870710][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e040 RCX: 1ff4000000018ed5 [ 165.871115][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e0fc [ 165.871364][ T12] RBP: ff1100000a161000 R08: 1fe22000018cfc21 R09: ff11000001aed1d0 [ 165.871604][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 165.871846][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 165.872090][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 165.872386][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.872606][ T12] CR2: 00007f83f68e5574 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 165.872839][ T12] PKRU: 55555554 [ 165.872979][ T12] Call Trace: [ 165.873118][ T12] [ 165.873229][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 165.873454][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 165.873664][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 165.873843][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 165.874018][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 165.874222][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 165.874411][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 165.874595][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 165.874771][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 165.874955][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 165.875139][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.875316][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.875517][ T12] cleanup_net (net/core/net_namespace.c:702) [ 165.875700][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.875868][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 165.876041][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 165.876209][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 165.876394][ T12] process_one_work (kernel/workqueue.c:3314) [ 165.876807][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 165.876995][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 165.877170][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 165.877375][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 165.877551][ T12] kthread (kernel/kthread.c:436) [ 165.877702][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.877905][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.878088][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.878270][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 165.878500][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.878685][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 165.878877][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.884168][ T3572] ------------[ cut here ]------------ | [ 165.884311][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3572 | [ 165.884582][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.885019][ T3572] Tainted: [W]=WARN [ 165.885117][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.885280][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.885463][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.885936][ T3572] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 165.886104][ T3572] RAX: 00000000ffffffa6 RBX: ff1100000eecc3c0 RCX: 1ff4000000477ee9 [ 165.886300][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc47c [ 165.886510][ T3572] RBP: ff1100000fdfc000 R08: 1fe2200001dd9891 R09: ff1100000fec0b80 [ 165.886709][ T3572] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 165.886910][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fdfc000 [ 165.887106][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.887339][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.887517][ T3572] CR2: 00007f42e6cfbc20 CR3: 000000000b602005 CR4: 0000000000771ef0 [ 165.887756][ T3572] PKRU: 55555554 [ 165.887854][ T3572] Call Trace: [ 165.887950][ T3572] [ 165.888017][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.888150][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.888284][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.888391][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.888531][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.888700][ T3572] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 165.888833][ T3572] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 165.888965][ T3572] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 165.889095][ T3572] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 165.889228][ T3572] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 165.889362][ T3572] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 165.889502][ T3572] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 165.889643][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.889743][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.889841][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.889972][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.890104][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.890236][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.890375][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.890522][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.890656][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.890788][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.890919][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.891054][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.891187][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.891324][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.891461][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.891595][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.891726][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.891861][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.891992][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.892165][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.892302][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.892778][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.892975][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.893173][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.893374][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.893572][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.893771][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 165.897650][ T3572] ------------[ cut here ]------------ | [ 165.897788][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3572 | [ 165.898053][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.898500][ T3572] Tainted: [W]=WARN [ 165.898607][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.898775][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.898949][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.899425][ T3572] RSP: 0018:ffa00000023bf8f8 EFLAGS: 00010286 [ 165.899604][ T3572] RAX: 00000000ffffffa6 RBX: ff110000057ba3c0 RCX: 1ff4000000477ee5 [ 165.899804][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba47c [ 165.900002][ T3572] RBP: ff11000013951000 R08: 1fe2200000af7491 R09: ff1100000fec0b80 [ 165.900202][ T3572] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 165.900405][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013951000 [ 165.900615][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.900849][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.901015][ T3572] CR2: 00007f42e6cfbc20 CR3: 000000000b602005 CR4: 0000000000771ef0 [ 165.901216][ T3572] PKRU: 55555554 [ 165.901316][ T3572] Call Trace: [ 165.901420][ T3572] [ 165.901492][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.901629][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.901761][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.901862][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.901998][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.902162][ T3572] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 165.902297][ T3572] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 165.902434][ T3572] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 165.902574][ T3572] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 165.902713][ T3572] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 165.902847][ T3572] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 165.902981][ T3572] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 165.903116][ T3572] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 165.903253][ T3572] vti_init_net (net/ipv4/ip_vti.c:517) [ 165.903397][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.903505][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.903613][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.903745][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.903891][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.904035][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.904169][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.904305][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.904459][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.904598][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.904735][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.904866][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.905000][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.905134][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.905267][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.905407][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.905547][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.905684][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.905818][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.905981][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.906121][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.906614][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.906815][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.907012][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.907210][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.907413][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.907620][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 165.911780][ T3572] ------------[ cut here ]------------ | [ 165.911922][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3572 | [ 165.912180][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.912631][ T3572] Tainted: [W]=WARN [ 165.912729][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.912893][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.913063][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.913541][ T3572] RSP: 0018:ffa00000023bfa78 EFLAGS: 00010286 [ 165.913711][ T3572] RAX: 00000000ffffffa6 RBX: ff110000057ba740 RCX: 1ff4000000477f15 [ 165.913906][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba7fc [ 165.914101][ T3572] RBP: ff11000012b39000 R08: 1fe2200000af7501 R09: ff1100000fec0b80 [ 165.914297][ T3572] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 165.914504][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b39000 [ 165.914706][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.914935][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.915099][ T3572] CR2: 00007f42e6cfbc20 CR3: 000000000b602005 CR4: 0000000000771ef0 [ 165.915300][ T3572] PKRU: 55555554 [ 165.915402][ T3572] Call Trace: [ 165.915506][ T3572] [ 165.915574][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.915708][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.915839][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.915940][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.916074][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.916239][ T3572] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.916377][ T3572] register_netdev (net/core/dev.c:11552) [ 165.916512][ T3572] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 165.916650][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.916750][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.916849][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.916978][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.917111][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.917245][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.917383][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.917522][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.917656][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.917788][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.917919][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.918051][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.918183][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.918317][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.918461][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.918594][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.918724][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.918854][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.918985][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.919147][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.919284][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.919764][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.919963][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.920157][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.920356][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.920554][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.920754][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 165.924888][ T3572] ------------[ cut here ]------------ | [ 165.925023][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3572 | [ 165.925278][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.925724][ T3572] Tainted: [W]=WARN [ 165.925823][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.925987][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.926159][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.926633][ T3572] RSP: 0018:ffa00000023bfa68 EFLAGS: 00010286 [ 165.926800][ T3572] RAX: 00000000ffffffa6 RBX: ff110000137df1c0 RCX: 1ff4000000477f13 [ 165.926996][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137df27c [ 165.927196][ T3572] RBP: ff11000012a14000 R08: 1fe22000026fbe51 R09: ff1100000fec0b80 [ 165.927395][ T3572] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 165.927600][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a14000 [ 165.927796][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 165.928026][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.928188][ T3572] CR2: 00007f42e6cfbc20 CR3: 000000000b602005 CR4: 0000000000771ef0 [ 165.928389][ T3572] PKRU: 55555554 [ 165.928493][ T3572] Call Trace: [ 165.928593][ T3572] [ 165.928660][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.928792][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.928923][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.929022][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.929154][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.929321][ T3572] register_netdev (net/core/dev.c:11552) [ 165.929460][ T3572] sit_init_net (net/ipv6/sit.c:1860) [ 165.929595][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.929696][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.929795][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.929925][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.930069][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.930204][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.930336][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.930478][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.930617][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.930747][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.930877][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.931009][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.931141][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.931272][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.931411][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.931547][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.931683][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.931812][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.931944][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.932104][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.932239][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.932717][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.932913][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.933108][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.933303][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.933507][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.933708][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 165.946571][ T3572] ------------[ cut here ]------------ | [ 165.946721][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3572 | [ 165.946980][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.947424][ T3572] Tainted: [W]=WARN [ 165.947533][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.947701][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.947872][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.948336][ T3572] RSP: 0018:ffa00000023bfa78 EFLAGS: 00010286 [ 165.948514][ T3572] RAX: 00000000ffffffa6 RBX: ff11000012991a80 RCX: 1ff4000000477f15 [ 165.948715][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012991b3c [ 165.948910][ T3572] RBP: ff1100000e964000 R08: 1fe2200002532369 R09: ff1100000fec0b80 [ 165.949106][ T3572] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.949303][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e964000 [ 165.949512][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.949747][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.949910][ T3572] CR2: 00007f4e2aaa0f98 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 165.950109][ T3572] PKRU: 55555554 [ 165.950207][ T3572] Call Trace: [ 165.950305][ T3572] [ 165.950380][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.950519][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.950653][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.950770][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.950906][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.951084][ T3572] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 165.951231][ T3572] register_netdev (net/core/dev.c:11552) [ 165.951370][ T3572] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 165.951507][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.951612][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.951711][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.951842][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.951977][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.952110][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.952242][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.952383][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.952520][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.952655][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.952785][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.952918][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.953050][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.953182][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.953311][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.953452][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.953587][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.953718][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.953848][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.954011][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.954148][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.954633][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.954833][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.955028][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.955222][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.955423][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.955626][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 165.974108][ T3572] ------------[ cut here ]------------ | [ 165.974267][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3572 | [ 165.974542][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.974992][ T3572] Tainted: [W]=WARN [ 165.975097][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.975263][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.975450][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.975920][ T3572] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 165.976085][ T3572] RAX: 00000000ffffffa6 RBX: ff1100000c1d2040 RCX: 1ff4000000477ee9 [ 165.976280][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1d20fc [ 165.976487][ T3572] RBP: ff11000008d01000 R08: 1fe220000183a421 R09: ff1100000fec0b80 [ 165.976687][ T3572] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.976882][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d01000 [ 165.977079][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.977311][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.977486][ T3572] CR2: 00007f4e2aaa0f98 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 165.977689][ T3572] PKRU: 55555554 [ 165.977786][ T3572] Call Trace: [ 165.977886][ T3572] [ 165.977954][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.978086][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.978218][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.978320][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.978463][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.978628][ T3572] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 165.978759][ T3572] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 165.978889][ T3572] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 165.979021][ T3572] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 165.979155][ T3572] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 165.979286][ T3572] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 165.979424][ T3572] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 165.979563][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.979667][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.979766][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.979895][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.980031][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.980167][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.980299][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.980438][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.980576][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.980712][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.980847][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.980979][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.981110][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.981245][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.981380][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.981515][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.981649][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.981781][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.981912][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.982073][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.982208][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.982688][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.982884][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.983080][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.983273][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.983477][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.983675][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 165.987955][ T3572] ------------[ cut here ]------------ | [ 165.988091][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3572 | [ 165.988354][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 165.988798][ T3572] Tainted: [W]=WARN [ 165.988897][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.989060][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 165.989233][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 165.989714][ T3572] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 165.989880][ T3572] RAX: 00000000ffffffa6 RBX: ff11000006050ac0 RCX: 1ff4000000477ee9 [ 165.990077][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006050b7c [ 165.990273][ T3572] RBP: ff1100000fa04000 R08: 1fe2200000c0a171 R09: ff1100000fec0b80 [ 165.990481][ T3572] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 165.990686][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa04000 [ 165.990889][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 165.991128][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.991294][ T3572] CR2: 00007f4e2aaa0f98 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 165.991505][ T3572] PKRU: 55555554 [ 165.991609][ T3572] Call Trace: [ 165.991706][ T3572] [ 165.991775][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 165.991910][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 165.992042][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 165.992143][ T3572] register_netdevice (net/core/dev.c:11488) [ 165.992278][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 165.992451][ T3572] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 165.992590][ T3572] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 165.992722][ T3572] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 165.992854][ T3572] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 165.992987][ T3572] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 165.993121][ T3572] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 165.993256][ T3572] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 165.993395][ T3572] ops_init (net/core/net_namespace.c:137) [ 165.993500][ T3572] setup_net (net/core/net_namespace.c:446) [ 165.993607][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 165.993740][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 165.993875][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 165.994009][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 165.994142][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 165.994280][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 165.994418][ T3572] ksys_unshare (kernel/fork.c:3243) [ 165.994557][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 165.994693][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 165.994824][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 165.994957][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 165.995090][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 165.995222][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 165.995358][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 165.995493][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 165.995626][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 165.995758][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.995919][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 165.996055][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 165.996533][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 165.996736][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 165.996932][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 165.997127][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 165.997325][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 165.997536][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 166.001955][ T3572] ------------[ cut here ]------------ | [ 166.002089][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3572 | [ 166.002362][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.002818][ T3572] Tainted: [W]=WARN [ 166.002917][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.003081][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.003254][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.003731][ T3572] RSP: 0018:ffa00000023bf918 EFLAGS: 00010286 [ 166.003900][ T3572] RAX: 00000000ffffffa6 RBX: ff1100000c414900 RCX: 1ff4000000477ee9 [ 166.004096][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4149bc [ 166.004290][ T3572] RBP: ff11000013751000 R08: 1fe2200001882939 R09: ff1100000fec0b80 [ 166.004496][ T3572] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 166.004692][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013751000 [ 166.004899][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 166.005128][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.005293][ T3572] CR2: 00007f4e2aaa0f98 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.005497][ T3572] PKRU: 55555554 [ 166.005598][ T3572] Call Trace: [ 166.005695][ T3572] [ 166.005762][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.005899][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 166.006030][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.006130][ T3572] register_netdevice (net/core/dev.c:11488) [ 166.006265][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.006434][ T3572] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.006570][ T3572] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 166.006709][ T3572] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 166.006840][ T3572] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 166.006972][ T3572] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 166.007108][ T3572] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 166.007240][ T3572] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 166.007378][ T3572] ops_init (net/core/net_namespace.c:137) [ 166.007485][ T3572] setup_net (net/core/net_namespace.c:446) [ 166.007590][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.007722][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.007853][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.007984][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 166.008115][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 166.008248][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.008384][ T3572] ksys_unshare (kernel/fork.c:3243) [ 166.008519][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.008660][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.008790][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.008922][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 166.009054][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.009187][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.009317][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.009457][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.009593][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.009726][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.009887][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 166.010021][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.010497][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 166.010700][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 166.010895][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.011088][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.011287][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 166.011496][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 166.016257][ T3572] ------------[ cut here ]------------ | [ 166.016399][ T3572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3572 | [ 166.016686][ T3572] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.017126][ T3572] Tainted: [W]=WARN [ 166.017226][ T3572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.017397][ T3572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.017577][ T3572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.018051][ T3572] RSP: 0018:ffa00000023bfa70 EFLAGS: 00010286 [ 166.018219][ T3572] RAX: 00000000ffffffa6 RBX: ff1100000bd26ac0 RCX: 1ff4000000477f14 [ 166.018423][ T3572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd26b7c [ 166.018630][ T3572] RBP: ff1100000fbc9000 R08: 1fe22000017a4d71 R09: ff1100000fec0b80 [ 166.018827][ T3572] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 166.019024][ T3572] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fbc9000 [ 166.019226][ T3572] FS: 00007f42e6afa840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 166.019471][ T3572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.019641][ T3572] CR2: 00007f4e2aaa0f98 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.019852][ T3572] PKRU: 55555554 [ 166.019951][ T3572] Call Trace: [ 166.020050][ T3572] [ 166.020122][ T3572] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.020255][ T3572] ? notifier_call_chain (kernel/notifier.c:85) [ 166.020395][ T3572] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.020501][ T3572] register_netdevice (net/core/dev.c:11488) [ 166.020640][ T3572] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.020805][ T3572] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.020938][ T3572] register_netdev (net/core/dev.c:11552) [ 166.021074][ T3572] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 166.021208][ T3572] ops_init (net/core/net_namespace.c:137) [ 166.021315][ T3572] setup_net (net/core/net_namespace.c:446) [ 166.021421][ T3572] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.021555][ T3572] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.021690][ T3572] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.021824][ T3572] copy_net_ns (net/core/net_namespace.c:579) [ 166.021959][ T3572] create_new_namespaces (kernel/nsproxy.c:132) [ 166.022093][ T3572] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.022227][ T3572] ksys_unshare (kernel/fork.c:3243) [ 166.022364][ T3572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.022501][ T3572] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.022638][ T3572] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.022769][ T3572] ? __ia32_sys_open (fs/open.c:1374) [ 166.022907][ T3572] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.023039][ T3572] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.023175][ T3572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.023307][ T3572] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.023456][ T3572] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.023593][ T3572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.023757][ T3572] RIP: 0033:0x7f42e6dbcbcb [ 166.023895][ T3572] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.024373][ T3572] RSP: 002b:00007fff655c90c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 166.024580][ T3572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f42e6dbcbcb [ 166.024780][ T3572] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.024980][ T3572] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.025178][ T3572] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff655cb2f0 [ 166.025378][ T3572] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff655cc877 | [ 166.062780][ T3573] ------------[ cut here ]------------ | [ 166.062945][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3573 | [ 166.063203][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.063654][ T3573] Tainted: [W]=WARN [ 166.063759][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.063923][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.064094][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.065092][ T3573] RSP: 0018:ffa00000023afa80 EFLAGS: 00010286 [ 166.065259][ T3573] RAX: 00000000ffffffa6 RBX: ff1100000e0f0e40 RCX: 1ff4000000475f16 [ 166.065462][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f0efc [ 166.065660][ T3573] RBP: ff110000090fc000 R08: 1fe2200001c1e1e1 R09: ff1100000fec2e80 [ 166.065854][ T3573] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 166.066050][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000090fc000 [ 166.066259][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.066496][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.066662][ T3573] CR2: 00007fc8a470ec20 CR3: 000000000b602001 CR4: 0000000000771ef0 [ 166.066860][ T3573] PKRU: 55555554 [ 166.066959][ T3573] Call Trace: [ 166.067061][ T3573] [ 166.067129][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.067262][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.067398][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.067505][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.067643][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.067809][ T3573] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.067941][ T3573] register_netdev (net/core/dev.c:11552) [ 166.068073][ T3573] loopback_net_init (drivers/net/loopback.c:218) [ 166.068205][ T3573] ? geneve_init_net (drivers/net/geneve.c:2444) geneve [ 166.068339][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.068451][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.068553][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.068689][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.068820][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.068952][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.069085][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.069219][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.069355][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.069493][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.069629][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.069759][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.069891][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.070024][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.070154][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.070286][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.070422][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.070556][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.070692][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.070855][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.070992][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.071466][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.071669][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.071863][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.072059][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.072262][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.072466][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.076265][ T3573] ------------[ cut here ]------------ | [ 166.076405][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3573 | [ 166.076674][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.077110][ T3573] Tainted: [W]=WARN [ 166.077210][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.077380][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.077556][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.078023][ T3573] RSP: 0018:ffa00000023af918 EFLAGS: 00010286 [ 166.078189][ T3573] RAX: 00000000ffffffa6 RBX: ff1100000996e200 RCX: 1ff4000000475ee9 [ 166.078393][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000996e2bc [ 166.078596][ T3573] RBP: ff11000013659000 R08: 1fe220000132dc59 R09: ff1100000fec2e80 [ 166.078790][ T3573] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 166.078986][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013659000 [ 166.079184][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.079420][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.079591][ T3573] CR2: 00007fc8a470ec20 CR3: 000000000b602001 CR4: 0000000000771ef0 [ 166.079789][ T3573] PKRU: 55555554 [ 166.079887][ T3573] Call Trace: [ 166.079987][ T3573] [ 166.080055][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.080186][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.080317][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.080423][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.080562][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.080729][ T3573] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.080875][ T3573] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 166.081006][ T3573] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 166.081137][ T3573] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 166.081269][ T3573] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 166.081406][ T3573] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 166.081543][ T3573] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 166.081679][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.081780][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.081881][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.082009][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.082140][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.082272][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.082415][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.082551][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.082687][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.082822][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.082953][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.083085][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.083217][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.083360][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.083562][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.083697][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.083829][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.083963][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.084094][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.084259][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.084398][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.084874][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.085070][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.085264][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.085469][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.085671][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.085864][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.090070][ T3573] ------------[ cut here ]------------ | [ 166.090211][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3573 | [ 166.090482][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.090925][ T3573] Tainted: [W]=WARN [ 166.091026][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.091194][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.091373][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.091852][ T3573] RSP: 0018:ffa00000023af8f8 EFLAGS: 00010286 [ 166.092022][ T3573] RAX: 00000000ffffffa6 RBX: ff110000028ff000 RCX: 1ff4000000475ee5 [ 166.092223][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff0bc [ 166.092426][ T3573] RBP: ff11000013b44000 R08: 1fe220000051fe19 R09: ff1100000fec2e80 [ 166.092629][ T3573] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 166.092827][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b44000 [ 166.093027][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.093258][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.093426][ T3573] CR2: 00007fc8a470ec20 CR3: 000000000b602001 CR4: 0000000000771ef0 [ 166.093630][ T3573] PKRU: 55555554 [ 166.093730][ T3573] Call Trace: [ 166.093828][ T3573] [ 166.093896][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.094029][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.094162][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.094264][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.094405][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.094576][ T3573] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.094718][ T3573] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 166.094850][ T3573] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 166.094983][ T3573] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 166.095116][ T3573] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 166.095249][ T3573] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 166.095390][ T3573] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 166.095533][ T3573] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 166.095672][ T3573] vti_init_net (net/ipv4/ip_vti.c:517) [ 166.095806][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.095908][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.096013][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.096144][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.096278][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.096418][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.096576][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.096719][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.096853][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.096987][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.097120][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.097254][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.097393][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.097532][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.097673][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.097807][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.097940][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.098072][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.098206][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.098377][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.098525][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.099003][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.099203][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.099406][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.099614][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.099813][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.100014][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.111322][ T3573] ------------[ cut here ]------------ | [ 166.111633][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3573 | [ 166.111892][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.112328][ T3573] Tainted: [W]=WARN [ 166.112488][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.112658][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.112831][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.113293][ T3573] RSP: 0018:ffa00000023afa78 EFLAGS: 00010286 [ 166.113765][ T3573] RAX: 00000000ffffffa6 RBX: ff11000004ce8c80 RCX: 1ff4000000475f15 [ 166.113963][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004ce8d3c [ 166.114157][ T3573] RBP: ff11000013b54000 R08: 1fe220000099d1a9 R09: ff1100000fec2e80 [ 166.114411][ T3573] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 166.114617][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b54000 [ 166.114813][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.115055][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.115222][ T3573] CR2: 00007fc8a470ec20 CR3: 000000000b602001 CR4: 0000000000771ef0 [ 166.115486][ T3573] PKRU: 55555554 [ 166.115589][ T3573] Call Trace: [ 166.115688][ T3573] [ 166.115755][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.115886][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.116018][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.116118][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.116253][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.116477][ T3573] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.116619][ T3573] register_netdev (net/core/dev.c:11552) [ 166.116751][ T3573] vti6_init_net (net/ipv6/ip6_vti.c:1167) [ 166.116881][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.116985][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.117083][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.117215][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.117345][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.117538][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.117674][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.117809][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.117939][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.118071][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.118202][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.118333][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.118528][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.118662][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.118791][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.118921][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.119053][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.119186][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.119318][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.119541][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.119681][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.120144][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.120343][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.120604][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.120797][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.120993][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.121187][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.125667][ T3573] ------------[ cut here ]------------ | [ 166.125855][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3573 | [ 166.126162][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.126740][ T3573] Tainted: [W]=WARN [ 166.126891][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.127108][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.127329][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.127874][ T3573] RSP: 0018:ffa00000023afa68 EFLAGS: 00010286 [ 166.128094][ T3573] RAX: 00000000ffffffa6 RBX: ff11000004ce9a80 RCX: 1ff4000000475f13 [ 166.128340][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004ce9b3c [ 166.128611][ T3573] RBP: ff110000095b9000 R08: 1fe220000099d369 R09: ff1100000fec2e80 [ 166.128858][ T3573] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 166.129106][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095b9000 [ 166.129368][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.129663][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.129879][ T3573] CR2: 00007f83f68e5574 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.130126][ T3573] PKRU: 55555554 [ 166.130277][ T3573] Call Trace: [ 166.130438][ T3573] [ 166.130567][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.130758][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.130940][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.131093][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.131278][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.131525][ T3573] register_netdev (net/core/dev.c:11552) [ 166.131723][ T3573] sit_init_net (net/ipv6/sit.c:1860) [ 166.131906][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.132059][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.132210][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.132403][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.132595][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.132787][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.132976][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.133161][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.133360][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.133553][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.133745][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.133931][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.134118][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.134305][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.134509][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.134704][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.134888][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.135072][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.135256][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.135494][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.135695][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.136212][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.136487][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.136743][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.136996][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.137243][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.137512][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.143427][ T3573] ------------[ cut here ]------------ | [ 166.143629][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3573 | [ 166.143940][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.144588][ T3573] Tainted: [W]=WARN [ 166.144804][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.145074][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.145371][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.145964][ T3573] RSP: 0018:ffa00000023afa78 EFLAGS: 00010286 [ 166.146236][ T3573] RAX: 00000000ffffffa6 RBX: ff110000128f2040 RCX: 1ff4000000475f15 [ 166.146630][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128f20fc [ 166.146935][ T3573] RBP: ff110000095e4000 R08: 1fe220000251e421 R09: ff1100000fec2e80 [ 166.147238][ T3573] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 166.147559][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095e4000 [ 166.147873][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.148209][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.148501][ T3573] CR2: 00007f83f68e5574 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.148817][ T3573] PKRU: 55555554 [ 166.149021][ T3573] Call Trace: [ 166.149224][ T3573] [ 166.149412][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.149638][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.149821][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.149978][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.150163][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.150393][ T3573] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.150594][ T3573] register_netdev (net/core/dev.c:11552) [ 166.150783][ T3573] ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346) [ 166.150969][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.151122][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.151277][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.151479][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.151676][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.151862][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.152048][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.152233][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.152433][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.152639][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.152823][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.153005][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.153188][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.153417][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.153612][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.153794][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.153981][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.154164][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.154363][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.154586][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.154783][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.155302][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.155574][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.155833][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.156078][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.156327][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.156597][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.161122][ T3573] ------------[ cut here ]------------ | [ 166.161299][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3573 | [ 166.161633][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.162165][ T3573] Tainted: [W]=WARN [ 166.162316][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.162550][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.162779][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.163291][ T3573] RSP: 0018:ffa00000023af918 EFLAGS: 00010286 [ 166.163529][ T3573] RAX: 00000000ffffffa6 RBX: ff1100000e977000 RCX: 1ff4000000475ee9 [ 166.163784][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e9770bc [ 166.164028][ T3573] RBP: ff110000139e9000 R08: 1fe2200001d2ee19 R09: ff1100000fec2e80 [ 166.164272][ T3573] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 166.165065][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139e9000 [ 166.165387][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.165739][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.166008][ T3573] CR2: 00007f83f68e5574 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.166311][ T3573] PKRU: 55555554 [ 166.166532][ T3573] Call Trace: [ 166.166749][ T3573] [ 166.166920][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.167158][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.167408][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.167631][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.167868][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.168136][ T3573] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.168386][ T3573] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 166.168642][ T3573] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 166.168878][ T3573] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 166.169112][ T3573] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 166.169411][ T3573] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 166.169661][ T3573] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 166.169888][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.170040][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.170190][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.170383][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.170573][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.170767][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.170949][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.171132][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.171316][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.171519][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.171711][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.171891][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.172073][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.172257][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.172458][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.172652][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.172832][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.173012][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.173194][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.173421][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.173625][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.174136][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.174398][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.174664][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.174909][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.175155][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.175413][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.188893][ T3573] ------------[ cut here ]------------ | [ 166.189076][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3573 | [ 166.189397][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.189945][ T3573] Tainted: [W]=WARN [ 166.190094][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.190307][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.190548][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.191073][ T3573] RSP: 0018:ffa00000023af918 EFLAGS: 00010286 [ 166.191291][ T3573] RAX: 00000000ffffffa6 RBX: ff110000128f3540 RCX: 1ff4000000475ee9 [ 166.191559][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128f35fc [ 166.191815][ T3573] RBP: ff110000139fc000 R08: 1fe220000251e6c1 R09: ff1100000fec2e80 [ 166.192063][ T3573] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 166.192310][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139fc000 [ 166.192579][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.192867][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.193082][ T3573] CR2: 00007f83f68e5574 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.193332][ T3573] PKRU: 55555554 [ 166.193502][ T3573] Call Trace: [ 166.193664][ T3573] [ 166.193783][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.193968][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.194149][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.194302][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.194504][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.194731][ T3573] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.194916][ T3573] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 166.195097][ T3573] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 166.195282][ T3573] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 166.195491][ T3573] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 166.195692][ T3573] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 166.195879][ T3573] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 166.196064][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.196216][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.196381][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.196574][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.196769][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.196955][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.197139][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.197322][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.197526][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.197722][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.197908][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.198092][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.198276][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.198476][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.198668][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.198849][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.199032][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.199213][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.199415][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.199648][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.199838][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.200362][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.200626][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.200871][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.201116][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.201372][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.201634][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.206921][ T3573] ------------[ cut here ]------------ | [ 166.207102][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3573 | [ 166.207427][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.207983][ T3573] Tainted: [W]=WARN [ 166.208132][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.208363][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.208594][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.209116][ T3573] RSP: 0018:ffa00000023af918 EFLAGS: 00010286 [ 166.209334][ T3573] RAX: 00000000ffffffa6 RBX: ff11000008f65380 RCX: 1ff4000000475ee9 [ 166.209604][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008f6543c [ 166.209860][ T3573] RBP: ff1100001347c000 R08: 1fe22000011eca89 R09: ff1100000fec2e80 [ 166.210111][ T3573] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 166.210369][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001347c000 [ 166.210638][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.210918][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.211133][ T3573] CR2: 00007f83f68e5574 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.211396][ T3573] PKRU: 55555554 [ 166.211555][ T3573] Call Trace: [ 166.211716][ T3573] [ 166.211836][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.212021][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.212205][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.212373][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.212573][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.212802][ T3573] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.212986][ T3573] __ip_tunnel_create (net/ipv4/ip_tunnel.c:268) [ 166.213169][ T3573] ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1)) [ 166.213365][ T3573] ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) [ 166.213560][ T3573] ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147) [ 166.213753][ T3573] ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952) [ 166.213938][ T3573] ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307) [ 166.214126][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.214281][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.214453][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.214645][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.214829][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.215014][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.215200][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.215404][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.215596][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.215784][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.215968][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.216151][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.216336][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.216544][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.216743][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.216927][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.217110][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.217291][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.217498][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.217725][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.217915][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.218455][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.218714][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.218961][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.219209][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.219472][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.219732][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.224640][ T3573] ------------[ cut here ]------------ | [ 166.224824][ T3573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3573 | [ 166.225139][ T3573] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.225722][ T3573] Tainted: [W]=WARN [ 166.225873][ T3573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.226089][ T3573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.226314][ T3573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.226872][ T3573] RSP: 0018:ffa00000023afa70 EFLAGS: 00010286 [ 166.227094][ T3573] RAX: 00000000ffffffa6 RBX: ff1100000bf6d000 RCX: 1ff4000000475f14 [ 166.227343][ T3573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf6d0bc [ 166.227621][ T3573] RBP: ff1100000fa09000 R08: 1fe22000017eda19 R09: ff1100000fec2e80 [ 166.227875][ T3573] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 166.228126][ T3573] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa09000 [ 166.228393][ T3573] FS: 00007fc8a450d840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.228698][ T3573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.228921][ T3573] CR2: 00007f83f68e5574 CR3: 000000000b602006 CR4: 0000000000771ef0 [ 166.229171][ T3573] PKRU: 55555554 [ 166.229324][ T3573] Call Trace: [ 166.229498][ T3573] [ 166.229627][ T3573] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.229817][ T3573] ? notifier_call_chain (kernel/notifier.c:85) [ 166.230003][ T3573] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.230157][ T3573] register_netdevice (net/core/dev.c:11488) [ 166.230361][ T3573] ? unregister_netdevice_queue (./include/linux/list.h:162) [ 166.230594][ T3573] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.230787][ T3573] register_netdev (net/core/dev.c:11552) [ 166.230974][ T3573] ip6gre_init_net (net/ipv6/ip6_gre.c:1609) ip6_gre [ 166.231162][ T3573] ops_init (net/core/net_namespace.c:137) [ 166.231317][ T3573] setup_net (net/core/net_namespace.c:446) [ 166.231492][ T3573] ? unregister_pernet_device (net/core/net_namespace.c:1503) [ 166.231705][ T3573] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 166.231895][ T3573] ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185) [ 166.232086][ T3573] copy_net_ns (net/core/net_namespace.c:579) [ 166.232275][ T3573] create_new_namespaces (kernel/nsproxy.c:132) [ 166.232488][ T3573] unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4)) [ 166.232691][ T3573] ksys_unshare (kernel/fork.c:3243) [ 166.232882][ T3573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.233069][ T3573] ? walk_process_tree (kernel/fork.c:3036 (discriminator 19)) [ 166.233254][ T3573] ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 166.233463][ T3573] ? __ia32_sys_open (fs/open.c:1374) [ 166.233663][ T3573] __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315) [ 166.233850][ T3573] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89) [ 166.234036][ T3573] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.234221][ T3573] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.234423][ T3573] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.234624][ T3573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.234840][ T3573] RIP: 0033:0x7fc8a47cfbcb [ 166.235030][ T3573] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48 All code ======== 0: 73 01 jae 0x3 2: c3 ret 3: 48 8b 0d 2d 82 0f 00 mov 0xf822d(%rip),%rcx # 0xf8237 a: f7 d8 neg %eax c: 64 89 01 mov %eax,%fs:(%rcx) f: 48 83 c8 ff or $0xffffffffffffffff,%rax 13: c3 ret 14: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1b: 00 00 00 1e: 90 nop 1f: f3 0f 1e fa endbr64 23: b8 10 01 00 00 mov $0x110,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf8237 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d fd 81 0f 00 mov 0xf81fd(%rip),%rcx # 0xf820d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 166.235577][ T3573] RSP: 002b:00007ffe02785ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 166.235841][ T3573] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a47cfbcb [ 166.236090][ T3573] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000 [ 166.236337][ T3573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 166.236612][ T3573] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe02788110 [ 166.236869][ T3573] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe02789877 | [ 166.272433][ T3574] ------------[ cut here ]------------ | [ 166.272598][ T3574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3574 | [ 166.272869][ T3574] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.273320][ T3574] Tainted: [W]=WARN [ 166.273436][ T3574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.273620][ T3574] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.273797][ T3574] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.274282][ T3574] RSP: 0018:ffa00000023bee30 EFLAGS: 00010286 [ 166.274466][ T3574] RAX: 00000000ffffffa6 RBX: ff1100000fa24580 RCX: 1ff4000000477d8c [ 166.274676][ T3574] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2463c [ 166.274875][ T3574] RBP: ff110000139ac000 R08: 1fe2200001f448c9 R09: ff1100000fec5180 [ 166.275078][ T3574] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 166.275279][ T3574] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bbd6388 [ 166.275494][ T3574] FS: 00007f959d388840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.275738][ T3574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.275908][ T3574] CR2: 000000000042ebe0 CR3: 0000000013aa7003 CR4: 0000000000771ef0 [ 166.276113][ T3574] PKRU: 55555554 [ 166.276239][ T3574] Call Trace: [ 166.276342][ T3574] [ 166.276417][ T3574] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.276559][ T3574] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.276697][ T3574] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.276802][ T3574] ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 166.276942][ T3574] __dev_notify_flags (net/core/dev.c:9787) [ 166.277077][ T3574] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 166.277217][ T3574] ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 166.277358][ T3574] ? netif_change_name (net/core/dev.c:1495) [ 166.277499][ T3574] ? rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.277639][ T3574] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.277775][ T3574] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.277911][ T3574] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.278047][ T3574] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.278181][ T3574] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 166.278317][ T3574] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 166.278542][ T3574] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.278682][ T3574] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 166.278820][ T3574] veth_newlink (drivers/net/veth.c:1871) [ 166.278956][ T3574] ? veth_poll_controller (drivers/net/veth.c:1470) [ 166.279092][ T3574] ? kasan_save_stack (mm/kasan/common.c:57) [ 166.279229][ T3574] ? kasan_save_track (mm/kasan/common.c:78) [ 166.279464][ T3574] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 166.279621][ T3574] ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832) [ 166.279755][ T3574] ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7)) [ 166.279892][ T3574] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 166.280027][ T3574] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.280163][ T3574] ? rtnl_create_link (net/core/rtnetlink.c:3720) [ 166.280304][ T3574] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 166.280503][ T3574] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.280642][ T3574] ? __dev_get_by_name (net/core/dev.c:883) [ 166.280776][ T3574] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.280916][ T3574] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.281055][ T3574] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.281193][ T3574] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.281327][ T3574] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.281532][ T3574] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.281673][ T3574] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.281808][ T3574] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.281946][ T3574] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.282082][ T3574] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.282217][ T3574] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.282431][ T3574] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.282574][ T3574] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.282712][ T3574] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.282850][ T3574] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.282984][ T3574] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.283119][ T3574] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.283255][ T3574] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.283452][ T3574] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.283594][ T3574] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.283729][ T3574] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.283866][ T3574] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.284002][ T3574] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.284138][ T3574] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.284273][ T3574] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.284423][ T3574] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.284563][ T3574] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.284706][ T3574] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.284842][ T3574] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.284977][ T3574] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.285141][ T3574] ? move_addr_to_kernel (net/socket.c:258) [ 166.285279][ T3574] ___sys_sendmsg (net/socket.c:2752) [ 166.285420][ T3574] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.285566][ T3574] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 166.285744][ T3574] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 166.285878][ T3574] __sys_sendmsg (net/socket.c:2784) [ 166.286013][ T3574] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.286152][ T3574] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 166.286286][ T3574] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.286432][ T3574] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.286571][ T3574] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.286709][ T3574] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.286845][ T3574] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.287014][ T3574] RIP: 0033:0x7f959d5c208e [ 166.287156][ T3574] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.287653][ T3574] RSP: 002b:00007ffc5c6e3440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.287859][ T3574] RAX: ffffffffffffffda RBX: 00007ffc5c6e3bf0 RCX: 00007f959d5c208e [ 166.288060][ T3574] RDX: 0000000000000000 RSI: 00007ffc5c6e34f0 RDI: 0000000000000005 [ 166.288262][ T3574] RBP: 00007ffc5c6e3450 R08: 0000000000000000 R09: 0000000000000000 [ 166.288476][ T3574] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.288682][ T3574] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5c6e3bb0 | [ 166.303123][ T3574] ------------[ cut here ]------------ | [ 166.303276][ T3574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3574 | [ 166.303755][ T3574] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.304201][ T3574] Tainted: [W]=WARN [ 166.304304][ T3574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.304487][ T3574] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.304668][ T3574] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.305148][ T3574] RSP: 0018:ffa00000023bf1b0 EFLAGS: 00010286 [ 166.305317][ T3574] RAX: 00000000ffffffa6 RBX: ff1100000d6be040 RCX: 1ff4000000477dfc [ 166.305528][ T3574] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6be0fc [ 166.305733][ T3574] RBP: ff110000139a9000 R08: 1fe2200001ad7c21 R09: ff1100000fec5180 [ 166.305933][ T3574] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 166.306131][ T3574] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91a03b20 [ 166.306336][ T3574] FS: 00007f959d388840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.306583][ T3574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.306754][ T3574] CR2: 000000000042ebe0 CR3: 0000000013aa7003 CR4: 0000000000771ef0 [ 166.306957][ T3574] PKRU: 55555554 [ 166.307059][ T3574] Call Trace: [ 166.307158][ T3574] [ 166.307228][ T3574] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.307371][ T3574] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.307481][ T3574] __dev_notify_flags (net/core/dev.c:9787) [ 166.307622][ T3574] ? netif_change_name (net/core/dev.c:1495) [ 166.307757][ T3574] ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1)) [ 166.307891][ T3574] ? alloc_netdev_mqs (net/core/dev.c:12133) [ 166.308028][ T3574] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 166.308163][ T3574] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 166.308301][ T3574] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.308446][ T3574] ? __dev_get_by_name (net/core/dev.c:883) [ 166.308582][ T3574] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.308723][ T3574] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.308861][ T3574] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.308998][ T3574] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.309132][ T3574] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.309266][ T3574] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.309406][ T3574] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.309545][ T3574] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.309688][ T3574] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.309824][ T3574] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.309959][ T3574] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.310095][ T3574] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.310230][ T3574] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.310369][ T3574] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.310510][ T3574] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.310648][ T3574] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.310784][ T3574] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.310918][ T3574] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.311052][ T3574] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.311191][ T3574] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.311325][ T3574] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.311472][ T3574] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.311614][ T3574] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.311750][ T3574] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.311886][ T3574] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.312024][ T3574] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.312159][ T3574] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.312296][ T3574] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.312437][ T3574] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.312577][ T3574] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.312746][ T3574] ? move_addr_to_kernel (net/socket.c:258) [ 166.312886][ T3574] ___sys_sendmsg (net/socket.c:2752) [ 166.313022][ T3574] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.313163][ T3574] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 166.313335][ T3574] ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363) [ 166.313483][ T3574] __sys_sendmsg (net/socket.c:2784) [ 166.313626][ T3574] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.313764][ T3574] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 166.313899][ T3574] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.314034][ T3574] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.314169][ T3574] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.314303][ T3574] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.314450][ T3574] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.314620][ T3574] RIP: 0033:0x7f959d5c208e [ 166.314762][ T3574] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.315238][ T3574] RSP: 002b:00007ffc5c6e3440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.315456][ T3574] RAX: ffffffffffffffda RBX: 00007ffc5c6e3bf0 RCX: 00007f959d5c208e [ 166.315660][ T3574] RDX: 0000000000000000 RSI: 00007ffc5c6e34f0 RDI: 0000000000000005 [ 166.315859][ T3574] RBP: 00007ffc5c6e3450 R08: 0000000000000000 R09: 0000000000000000 [ 166.316059][ T3574] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.316259][ T3574] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5c6e3bb0 | [ 166.340978][ T3575] ------------[ cut here ]------------ | [ 166.341181][ T3575] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3575 | [ 166.341515][ T3575] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.342068][ T3575] Tainted: [W]=WARN [ 166.342230][ T3575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.342465][ T3575] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.342700][ T3575] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.343217][ T3575] RSP: 0018:ffa000000235f020 EFLAGS: 00010286 [ 166.343458][ T3575] RAX: 00000000ffffffa6 RBX: ff110000128f3c40 RCX: 1ff400000046bdca [ 166.343716][ T3575] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128f3cfc [ 166.343964][ T3575] RBP: ff110000139a9000 R08: 1fe220000251e7a1 R09: ff11000009852e58 [ 166.344215][ T3575] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 166.344484][ T3575] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 166.344745][ T3575] FS: 00007fcfa078c840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.345026][ T3575] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.345246][ T3575] CR2: 000000002cbb4988 CR3: 000000000b602002 CR4: 0000000000771ef0 [ 166.345518][ T3575] PKRU: 55555554 [ 166.345679][ T3575] Call Trace: [ 166.345830][ T3575] [ 166.345950][ T3575] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.346136][ T3575] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.346289][ T3575] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 166.346495][ T3575] __dev_notify_flags (net/core/dev.c:9787) [ 166.346735][ T3575] ? netif_change_name (net/core/dev.c:1495) [ 166.346922][ T3575] ? __dev_change_flags (net/core/dev.c:9752) [ 166.347106][ T3575] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 166.347289][ T3575] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.347503][ T3575] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 166.347705][ T3575] netif_change_flags (net/core/dev.c:9820) [ 166.347891][ T3575] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 166.348080][ T3575] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 166.348268][ T3575] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 166.348475][ T3575] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 166.348704][ T3575] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 166.348888][ T3575] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.349863][ T3575] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 166.350052][ T3575] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.350236][ T3575] ? __kernel_text_address (kernel/extable.c:79) [ 166.350433][ T3575] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.350637][ T3575] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.350823][ T3575] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.351008][ T3575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.351192][ T3575] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 166.351387][ T3575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.351582][ T3575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.351777][ T3575] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 166.351962][ T3575] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 166.352144][ T3575] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 166.352331][ T3575] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.352536][ T3575] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 166.352736][ T3575] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 166.352926][ T3575] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.353115][ T3575] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.353298][ T3575] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.353503][ T3575] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.353698][ T3575] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.353880][ T3575] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.354069][ T3575] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.354252][ T3575] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.354462][ T3575] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.354656][ T3575] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.354841][ T3575] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.355026][ T3575] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.355209][ T3575] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.355403][ T3575] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.355594][ T3575] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.355788][ T3575] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.355972][ T3575] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.356158][ T3575] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.356341][ T3575] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.356550][ T3575] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.356745][ T3575] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.356928][ T3575] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.357114][ T3575] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.357303][ T3575] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.357512][ T3575] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.357705][ T3575] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.357891][ T3575] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.358076][ T3575] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.358261][ T3575] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.358466][ T3575] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.358663][ T3575] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.358881][ T3575] ? move_addr_to_kernel (net/socket.c:258) [ 166.359066][ T3575] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.359251][ T3575] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.359458][ T3575] ___sys_sendmsg (net/socket.c:2752) [ 166.359663][ T3575] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 166.359883][ T3575] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.360080][ T3575] __sys_sendmsg (net/socket.c:2784) [ 166.360267][ T3575] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.360470][ T3575] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 166.360702][ T3575] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 166.360887][ T3575] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 166.361069][ T3575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.361254][ T3575] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.361461][ T3575] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.361662][ T3575] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.361849][ T3575] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.362065][ T3575] RIP: 0033:0x7fcfa09c608e [ 166.362256][ T3575] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.362813][ T3575] RSP: 002b:00007fffbf922ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.363062][ T3575] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcfa09c608e [ 166.363310][ T3575] RDX: 0000000000000000 RSI: 00007fffbf922b60 RDI: 0000000000000005 [ 166.363576][ T3575] RBP: 00007fffbf922ac0 R08: 0000000000000000 R09: 0000000000000000 [ 166.363868][ T3575] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.364119][ T3575] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbf923230 | [ 166.392805][ T3576] ------------[ cut here ]------------ | [ 166.392968][ T3576] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3576 | [ 166.393234][ T3576] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.394083][ T3576] Tainted: [W]=WARN [ 166.394183][ T3576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.394429][ T3576] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.394614][ T3576] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.395080][ T3576] RSP: 0018:ffa00000023af020 EFLAGS: 00010286 [ 166.395246][ T3576] RAX: 00000000ffffffa6 RBX: ff1100000fa258c0 RCX: 1ff4000000475dca [ 166.395480][ T3576] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa2597c [ 166.395688][ T3576] RBP: ff110000139ac000 R08: 1fe2200001f44b31 R09: ff110000061d2e58 [ 166.395886][ T3576] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 166.396080][ T3576] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 166.396277][ T3576] FS: 00007fd91ff6a840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 166.396527][ T3576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.396694][ T3576] CR2: 0000000006318988 CR3: 000000000c275004 CR4: 0000000000771ef0 [ 166.396892][ T3576] PKRU: 55555554 [ 166.396992][ T3576] Call Trace: [ 166.397090][ T3576] [ 166.397159][ T3576] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.397296][ T3576] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.397402][ T3576] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 166.397559][ T3576] __dev_notify_flags (net/core/dev.c:9787) [ 166.397703][ T3576] ? netif_change_name (net/core/dev.c:1495) [ 166.397835][ T3576] ? __dev_change_flags (net/core/dev.c:9752) [ 166.397968][ T3576] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 166.398103][ T3576] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.398237][ T3576] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 166.398377][ T3576] netif_change_flags (net/core/dev.c:9820) [ 166.398517][ T3576] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 166.398654][ T3576] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 166.398788][ T3576] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 166.398920][ T3576] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 166.399085][ T3576] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 166.399220][ T3576] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.399357][ T3576] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 166.399494][ T3576] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.399628][ T3576] ? __kernel_text_address (kernel/extable.c:79) [ 166.399766][ T3576] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.399899][ T3576] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.400029][ T3576] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.400164][ T3576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.400295][ T3576] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 166.400432][ T3576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.400568][ T3576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.400706][ T3576] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 166.400854][ T3576] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 166.400986][ T3576] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 166.401120][ T3576] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.401256][ T3576] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 166.401477][ T3576] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 166.401620][ T3576] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.401757][ T3576] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.401888][ T3576] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.402021][ T3576] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.402152][ T3576] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.402283][ T3576] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.402513][ T3576] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.402650][ T3576] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.402782][ T3576] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.402914][ T3576] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.403047][ T3576] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.403179][ T3576] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.403313][ T3576] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.403508][ T3576] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.403645][ T3576] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.403779][ T3576] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.403910][ T3576] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.404042][ T3576] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.404175][ T3576] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.404312][ T3576] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.404517][ T3576] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.404655][ T3576] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.404787][ T3576] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.404920][ T3576] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.405054][ T3576] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.405186][ T3576] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.405318][ T3576] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.405534][ T3576] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.405675][ T3576] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.405806][ T3576] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.405941][ T3576] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.406109][ T3576] ? move_addr_to_kernel (net/socket.c:258) [ 166.406244][ T3576] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.406522][ T3576] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.406660][ T3576] ___sys_sendmsg (net/socket.c:2752) [ 166.406792][ T3576] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 166.406959][ T3576] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.407102][ T3576] __sys_sendmsg (net/socket.c:2784) [ 166.407235][ T3576] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.407434][ T3576] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 166.407610][ T3576] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 166.407742][ T3576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.407877][ T3576] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.408008][ T3576] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.408142][ T3576] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.408274][ T3576] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.408470][ T3576] RIP: 0033:0x7fd9201a408e [ 166.408615][ T3576] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.409082][ T3576] RSP: 002b:00007ffc8fcf6830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.409279][ T3576] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd9201a408e [ 166.409486][ T3576] RDX: 0000000000000000 RSI: 00007ffc8fcf68e0 RDI: 0000000000000005 [ 166.409688][ T3576] RBP: 00007ffc8fcf6840 R08: 0000000000000000 R09: 0000000000000000 [ 166.409884][ T3576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.410080][ T3576] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8fcf6fb0 | [ 166.412156][ T36] ------------[ cut here ]------------ | [ 166.412326][ T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36 | [ 166.412654][ T36] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.413191][ T36] Tainted: [W]=WARN [ 166.413334][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.413562][ T36] Workqueue: events_unbound linkwatch_event [ 166.413782][ T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.413997][ T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.414501][ T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286 [ 166.414715][ T36] RAX: 00000000ffffffa6 RBX: ff1100000d6bee40 RCX: 1ff4000000051f02 [ 166.414941][ T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6beefc [ 166.415170][ T36] RBP: ff110000139a9000 R08: 1fe2200001ad7de1 R09: ff11000001d751a8 [ 166.415421][ T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 166.415671][ T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 166.415903][ T36] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.416173][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.416397][ T36] CR2: 000000002cbb4988 CR3: 000000005c74d005 CR4: 0000000000771ef0 [ 166.416646][ T36] PKRU: 55555554 [ 166.416786][ T36] Call Trace: [ 166.416927][ T36] [ 166.417041][ T36] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.417213][ T36] ? notifier_call_chain (kernel/notifier.c:85) [ 166.417399][ T36] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.417557][ T36] netif_state_change (net/core/dev.c:1605) [ 166.417740][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.417942][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 166.418116][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 166.418288][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.418484][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 166.418667][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 166.418842][ T36] process_one_work (kernel/workqueue.c:3314) [ 166.419019][ T36] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 166.419191][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.419382][ T36] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 166.419569][ T36] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 166.419747][ T36] kthread (kernel/kthread.c:436) [ 166.419891][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 166.420093][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 166.420269][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 166.420465][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 166.420677][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 166.420849][ T36] ? kthread_affine_node (kernel/kthread.c:378) [ 166.421023][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 166.478915][ T3578] ------------[ cut here ]------------ | [ 166.479112][ T3578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3578 | [ 166.479434][ T3578] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.480158][ T3578] Tainted: [W]=WARN [ 166.480306][ T3578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.480544][ T3578] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.480778][ T3578] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.481315][ T3578] RSP: 0018:ffa00000023af150 EFLAGS: 00010286 [ 166.481556][ T3578] RAX: 00000000ffffffa6 RBX: ff1100000eed8740 RCX: 1ff4000000475df0 [ 166.481811][ T3578] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed87fc [ 166.482057][ T3578] RBP: ff110000139ac000 R08: 1fe2200001ddb101 R09: ff1100000913ae58 [ 166.482301][ T3578] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 166.482564][ T3578] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013457bc0 [ 166.482821][ T3578] FS: 00007f2a30385840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.483100][ T3578] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.483314][ T3578] CR2: 00000000004ebb28 CR3: 0000000013aa7003 CR4: 0000000000771ef0 [ 166.483584][ T3578] PKRU: 55555554 [ 166.483742][ T3578] Call Trace: [ 166.483893][ T3578] [ 166.484011][ T3578] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.484193][ T3578] ? notifier_call_chain (kernel/notifier.c:85) [ 166.484387][ T3578] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.484556][ T3578] netif_state_change (net/core/dev.c:1605) [ 166.484748][ T3578] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.484965][ T3578] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6)) [ 166.485181][ T3578] linkwatch_sync_dev (net/core/link_watch.c:295) [ 166.485379][ T3578] rtnl_getlink (net/core/rtnetlink.c:4273) [ 166.485573][ T3578] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.485764][ T3578] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.485950][ T3578] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 166.486133][ T3578] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.486314][ T3578] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.486520][ T3578] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.486731][ T3578] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.486911][ T3578] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.487095][ T3578] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.487275][ T3578] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.487475][ T3578] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.487672][ T3578] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.487858][ T3578] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236) [ 166.488039][ T3578] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.488221][ T3578] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.488418][ T3578] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.488614][ T3578] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.488801][ T3578] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.488982][ T3578] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.489171][ T3578] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.489367][ T3578] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.489603][ T3578] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.489795][ T3578] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.489977][ T3578] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.490162][ T3578] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.490361][ T3578] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.490552][ T3578] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.490747][ T3578] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.490933][ T3578] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.491117][ T3578] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.491302][ T3578] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.491511][ T3578] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.491703][ T3578] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.491918][ T3578] ? move_addr_to_kernel (net/socket.c:258) [ 166.492109][ T3578] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 166.492295][ T3578] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 166.492533][ T3578] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 166.492728][ T3578] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 166.492942][ T3578] ___sys_sendmsg (net/socket.c:2752) [ 166.493126][ T3578] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.493307][ T3578] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.493521][ T3578] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302) [ 166.493715][ T3578] ? do_getsockname (net/socket.c:2192) [ 166.493902][ T3578] __sys_sendmsg (net/socket.c:2784) [ 166.494085][ T3578] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.494271][ T3578] ? __sys_getsockname (net/socket.c:2210) [ 166.494474][ T3578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.494671][ T3578] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.494852][ T3578] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.495035][ T3578] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.495220][ T3578] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.495455][ T3578] RIP: 0033:0x7f2a305bf08e [ 166.495653][ T3578] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.496170][ T3578] RSP: 002b:00007ffe21107160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.496432][ T3578] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2a305bf08e [ 166.496704][ T3578] RDX: 0000000000000000 RSI: 00007ffe21107210 RDI: 0000000000000006 [ 166.496955][ T3578] RBP: 00007ffe21107170 R08: 0000000000000000 R09: 0000000000000000 [ 166.497200][ T3578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.497468][ T3578] R13: 00007ffe211072c0 R14: 000000000000000d R15: 00007ffe2110887a | [ 166.611681][ T3581] ------------[ cut here ]------------ | [ 166.611862][ T3581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3581 | [ 166.612139][ T3581] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.612607][ T3581] Tainted: [W]=WARN [ 166.612710][ T3581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.612879][ T3581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.613053][ T3581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.613543][ T3581] RSP: 0018:ffa00000023ef1b0 EFLAGS: 00010286 [ 166.613725][ T3581] RAX: 00000000ffffffa6 RBX: ff1100000e0f0900 RCX: 1ff400000047ddfc [ 166.613926][ T3581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f09bc [ 166.614127][ T3581] RBP: ff11000013711000 R08: 1fe2200001c1e139 R09: ff1100000a88d180 [ 166.614328][ T3581] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 166.614539][ T3581] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 166.614747][ T3581] FS: 00007fdd274f2840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 166.614981][ T3581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.615154][ T3581] CR2: 000055f6a15ced5c CR3: 0000000013aa7006 CR4: 0000000000771ef0 [ 166.615362][ T3581] PKRU: 55555554 [ 166.615468][ T3581] Call Trace: [ 166.615568][ T3581] [ 166.615644][ T3581] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.615780][ T3581] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.615884][ T3581] __dev_notify_flags (net/core/dev.c:9787) [ 166.616019][ T3581] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 166.616156][ T3581] ? netif_change_name (net/core/dev.c:1495) [ 166.616296][ T3581] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 166.616444][ T3581] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 166.616588][ T3581] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.616725][ T3581] ? __dev_get_by_name (net/core/dev.c:883) [ 166.616859][ T3581] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.616998][ T3581] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.617329][ T3581] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.617479][ T3581] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.617620][ T3581] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.617753][ T3581] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.617885][ T3581] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.618018][ T3581] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.618155][ T3581] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.618290][ T3581] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.618429][ T3581] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.618567][ T3581] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.618708][ T3581] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.618841][ T3581] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.618977][ T3581] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.619112][ T3581] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.619248][ T3581] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.619387][ T3581] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.619528][ T3581] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.619668][ T3581] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.619804][ T3581] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.619942][ T3581] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.620077][ T3581] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.620210][ T3581] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.620369][ T3581] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.620511][ T3581] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.620652][ T3581] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.620789][ T3581] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.620927][ T3581] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.621062][ T3581] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.621198][ T3581] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.621370][ T3581] ? move_addr_to_kernel (net/socket.c:258) [ 166.621514][ T3581] ? kasan_save_stack (mm/kasan/common.c:58) [ 166.621654][ T3581] ? kasan_save_stack (mm/kasan/common.c:57) [ 166.621789][ T3581] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 166.621924][ T3581] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 166.622092][ T3581] ___sys_sendmsg (net/socket.c:2752) [ 166.622228][ T3581] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.622380][ T3581] __sys_sendmsg (net/socket.c:2784) [ 166.622521][ T3581] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.622659][ T3581] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 166.622802][ T3581] ? restore_fpregs_from_fpstate (arch/x86/kernel/fpu/xstate.h:242 arch/x86/kernel/fpu/core.c:207) [ 166.622971][ T3581] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 166.623104][ T3581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.623239][ T3581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.623379][ T3581] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.623522][ T3581] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.623660][ T3581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.623828][ T3581] RIP: 0033:0x7fdd2772c08e [ 166.623971][ T3581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.624459][ T3581] RSP: 002b:00007ffef2edd530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.624665][ T3581] RAX: ffffffffffffffda RBX: 00007ffef2eddce0 RCX: 00007fdd2772c08e [ 166.624867][ T3581] RDX: 0000000000000000 RSI: 00007ffef2edd5e0 RDI: 0000000000000005 [ 166.625068][ T3581] RBP: 00007ffef2edd540 R08: 0000000000000000 R09: 0000000000000000 [ 166.625267][ T3581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.625478][ T3581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef2eddcb0 | [ 166.663088][ T3582] ------------[ cut here ]------------ | [ 166.663256][ T3582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3582 | [ 166.663541][ T3582] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.664004][ T3582] Tainted: [W]=WARN [ 166.664107][ T3582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.664278][ T3582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.664468][ T3582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.664958][ T3582] RSP: 0018:ffa00000023ff1b0 EFLAGS: 00010286 [ 166.665129][ T3582] RAX: 00000000ffffffa6 RBX: ff1100000b31c200 RCX: 1ff400000047fdfc [ 166.665374][ T3582] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31c2bc [ 166.665589][ T3582] RBP: ff110000136a9000 R08: 1fe2200001663859 R09: ff11000010188b80 [ 166.665791][ T3582] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 166.665994][ T3582] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc03ce200 [ 166.666202][ T3582] FS: 00007fee8f731840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 166.666456][ T3582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.666631][ T3582] CR2: 00000000004a2060 CR3: 0000000004bda002 CR4: 0000000000771ef0 [ 166.666835][ T3582] PKRU: 55555554 [ 166.666939][ T3582] Call Trace: [ 166.667041][ T3582] [ 166.667114][ T3582] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.667253][ T3582] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.667363][ T3582] __dev_notify_flags (net/core/dev.c:9787) [ 166.667505][ T3582] ? geneve_newlink (drivers/net/geneve.c:2174) geneve [ 166.667648][ T3582] ? netif_change_name (net/core/dev.c:1495) [ 166.667788][ T3582] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 166.667926][ T3582] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 166.668065][ T3582] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.668202][ T3582] ? __dev_get_by_name (net/core/dev.c:883) [ 166.668338][ T3582] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.668528][ T3582] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.668675][ T3582] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.668813][ T3582] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.668950][ T3582] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.669086][ T3582] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.669222][ T3582] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.669362][ T3582] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.669511][ T3582] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.669657][ T3582] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.669795][ T3582] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.669933][ T3582] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.670069][ T3582] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.670204][ T3582] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.670343][ T3582] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.670488][ T3582] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.670629][ T3582] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.670769][ T3582] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.670906][ T3582] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.671048][ T3582] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.671183][ T3582] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.671321][ T3582] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.671469][ T3582] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.671611][ T3582] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.671748][ T3582] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.671886][ T3582] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.672023][ T3582] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.672161][ T3582] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.672300][ T3582] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.672447][ T3582] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.672586][ T3582] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.672758][ T3582] ? move_addr_to_kernel (net/socket.c:258) [ 166.672896][ T3582] ? kasan_save_stack (mm/kasan/common.c:58) [ 166.673032][ T3582] ? kasan_save_stack (mm/kasan/common.c:57) [ 166.673167][ T3582] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 166.673303][ T3582] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 166.673492][ T3582] ___sys_sendmsg (net/socket.c:2752) [ 166.673634][ T3582] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.673784][ T3582] __sys_sendmsg (net/socket.c:2784) [ 166.673922][ T3582] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.674058][ T3582] ? task_work_run (kernel/task_work.c:235 (discriminator 1)) [ 166.674199][ T3582] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 166.674334][ T3582] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.674487][ T3582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.674626][ T3582] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.674781][ T3582] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.674919][ T3582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.675089][ T3582] RIP: 0033:0x7fee8f96b08e [ 166.675233][ T3582] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.675737][ T3582] RSP: 002b:00007ffd8a8d0380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.675947][ T3582] RAX: ffffffffffffffda RBX: 00007ffd8a8d0b30 RCX: 00007fee8f96b08e [ 166.676174][ T3582] RDX: 0000000000000000 RSI: 00007ffd8a8d0430 RDI: 0000000000000005 [ 166.676390][ T3582] RBP: 00007ffd8a8d0390 R08: 0000000000000000 R09: 0000000000000000 [ 166.676603][ T3582] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.676806][ T3582] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8a8d0b00 | [ 166.702457][ T3583] ------------[ cut here ]------------ | [ 166.702623][ T3583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3583 | [ 166.702885][ T3583] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.703325][ T3583] Tainted: [W]=WARN [ 166.703430][ T3583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.703605][ T3583] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.703775][ T3583] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.704250][ T3583] RSP: 0018:ffa00000023ef020 EFLAGS: 00010286 [ 166.704425][ T3583] RAX: 00000000ffffffa6 RBX: ff1100000d7e3700 RCX: 1ff400000047ddca [ 166.704629][ T3583] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e37bc [ 166.704855][ T3583] RBP: ff11000013711000 R08: 1fe2200001afc6f9 R09: ff1100000fc32e58 [ 166.705053][ T3583] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 166.705252][ T3583] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 166.705461][ T3583] FS: 00007f42652b9840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.705702][ T3583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.705867][ T3583] CR2: 0000000019424988 CR3: 000000000b7b9003 CR4: 0000000000771ef0 [ 166.706071][ T3583] PKRU: 55555554 [ 166.706172][ T3583] Call Trace: [ 166.706272][ T3583] [ 166.706340][ T3583] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.706485][ T3583] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.706589][ T3583] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 166.706719][ T3583] __dev_notify_flags (net/core/dev.c:9787) [ 166.706855][ T3583] ? netif_change_name (net/core/dev.c:1495) [ 166.706986][ T3583] ? __dev_change_flags (net/core/dev.c:9752) [ 166.707118][ T3583] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 166.707250][ T3583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.707388][ T3583] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 166.707528][ T3583] netif_change_flags (net/core/dev.c:9820) [ 166.707663][ T3583] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 166.707794][ T3583] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 166.707932][ T3583] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 166.708064][ T3583] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 166.708229][ T3583] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 166.708464][ T3583] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.708598][ T3583] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 166.708727][ T3583] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.708859][ T3583] ? __kernel_text_address (kernel/extable.c:79) [ 166.708993][ T3583] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.709129][ T3583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.709271][ T3583] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.709476][ T3583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.709613][ T3583] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 166.709751][ T3583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.709893][ T3583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.710026][ T3583] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 166.710159][ T3583] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 166.710290][ T3583] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 166.710487][ T3583] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.710625][ T3583] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 166.710758][ T3583] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 166.710891][ T3583] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.711025][ T3583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.711159][ T3583] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.711291][ T3583] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.711506][ T3583] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.711646][ T3583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.711778][ T3583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.711912][ T3583] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.712044][ T3583] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.712177][ T3583] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.712313][ T3583] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.712527][ T3583] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.712732][ T3583] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.712864][ T3583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.712996][ T3583] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.713128][ T3583] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.713261][ T3583] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.713418][ T3583] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.713554][ T3583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.713690][ T3583] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.713831][ T3583] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.713961][ T3583] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.714103][ T3583] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.714241][ T3583] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.714378][ T3583] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.714517][ T3583] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.714655][ T3583] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.714793][ T3583] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.714929][ T3583] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.715059][ T3583] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.715189][ T3583] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.715355][ T3583] ? move_addr_to_kernel (net/socket.c:258) [ 166.715493][ T3583] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.715627][ T3583] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.715766][ T3583] ___sys_sendmsg (net/socket.c:2752) [ 166.715897][ T3583] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 166.716061][ T3583] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.716207][ T3583] __sys_sendmsg (net/socket.c:2784) [ 166.716338][ T3583] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.716482][ T3583] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 166.716661][ T3583] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 166.716793][ T3583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.716924][ T3583] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.717055][ T3583] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.717188][ T3583] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.717321][ T3583] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.717492][ T3583] RIP: 0033:0x7f42654f308e [ 166.717636][ T3583] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.718108][ T3583] RSP: 002b:00007ffd5aa0dbe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.718306][ T3583] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f42654f308e [ 166.718514][ T3583] RDX: 0000000000000000 RSI: 00007ffd5aa0dc90 RDI: 0000000000000005 [ 166.718717][ T3583] RBP: 00007ffd5aa0dbf0 R08: 0000000000000000 R09: 0000000000000000 [ 166.718912][ T3583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.719106][ T3583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5aa0e360 | [ 166.746071][ T3584] ------------[ cut here ]------------ | [ 166.746265][ T3584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3584 | [ 166.746605][ T3584] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.747149][ T3584] Tainted: [W]=WARN [ 166.747299][ T3584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.747542][ T3584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.747777][ T3584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.748298][ T3584] RSP: 0018:ffa00000023ff020 EFLAGS: 00010286 [ 166.748540][ T3584] RAX: 00000000ffffffa6 RBX: ff1100000ffe0200 RCX: 1ff400000047fdca [ 166.748799][ T3584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ffe02bc [ 166.749046][ T3584] RBP: ff110000136a9000 R08: 1fe2200001ffc059 R09: ff1100000fc35158 [ 166.749295][ T3584] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001 [ 166.749563][ T3584] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 166.749820][ T3584] FS: 00007f9271f88840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.750103][ T3584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.750323][ T3584] CR2: 000000003f561988 CR3: 0000000013aa7002 CR4: 0000000000771ef0 [ 166.750597][ T3584] PKRU: 55555554 [ 166.750751][ T3584] Call Trace: [ 166.750900][ T3584] [ 166.751021][ T3584] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.751210][ T3584] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.751376][ T3584] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 166.751568][ T3584] __dev_notify_flags (net/core/dev.c:9787) [ 166.751765][ T3584] ? netif_change_name (net/core/dev.c:1495) [ 166.751948][ T3584] ? __dev_change_flags (net/core/dev.c:9752) [ 166.752132][ T3584] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 166.752314][ T3584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.752524][ T3584] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 166.752721][ T3584] netif_change_flags (net/core/dev.c:9820) [ 166.752907][ T3584] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 166.753089][ T3584] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 166.753276][ T3584] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 166.753483][ T3584] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 166.753713][ T3584] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 166.753897][ T3584] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.754082][ T3584] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 166.754265][ T3584] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.754472][ T3584] ? __kernel_text_address (kernel/extable.c:79) [ 166.754670][ T3584] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.754856][ T3584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.755086][ T3584] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.755273][ T3584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.755480][ T3584] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 166.755675][ T3584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.755860][ T3584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.756045][ T3584] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 166.756234][ T3584] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 166.756435][ T3584] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 166.756640][ T3584] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 166.756830][ T3584] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 166.757017][ T3584] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 166.757205][ T3584] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.757407][ T3584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.757629][ T3584] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.757816][ T3584] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.758000][ T3584] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.758183][ T3584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.758386][ T3584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.758577][ T3584] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.758773][ T3584] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.758958][ T3584] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.759142][ T3584] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.759326][ T3584] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.759532][ T3584] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.759733][ T3584] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.759916][ T3584] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.760101][ T3584] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.760283][ T3584] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.760493][ T3584] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.760688][ T3584] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.760873][ T3584] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.761060][ T3584] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.761243][ T3584] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.761452][ T3584] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.761652][ T3584] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.761842][ T3584] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.762029][ T3584] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.762214][ T3584] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.762413][ T3584] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.762613][ T3584] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.762798][ T3584] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.762984][ T3584] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.763198][ T3584] ? move_addr_to_kernel (net/socket.c:258) [ 166.763397][ T3584] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 166.763592][ T3584] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.763786][ T3584] ___sys_sendmsg (net/socket.c:2752) [ 166.763970][ T3584] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 166.764186][ T3584] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.764396][ T3584] __sys_sendmsg (net/socket.c:2784) [ 166.764589][ T3584] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.764778][ T3584] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 166.764997][ T3584] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 166.765182][ T3584] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.765381][ T3584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.765573][ T3584] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.765769][ T3584] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.765955][ T3584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.766171][ T3584] RIP: 0033:0x7f92721c208e [ 166.766377][ T3584] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.766916][ T3584] RSP: 002b:00007ffc19ac8b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.767168][ T3584] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f92721c208e [ 166.767433][ T3584] RDX: 0000000000000000 RSI: 00007ffc19ac8c40 RDI: 0000000000000005 [ 166.767700][ T3584] RBP: 00007ffc19ac8ba0 R08: 0000000000000000 R09: 0000000000000000 [ 166.767954][ T3584] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d058 [ 166.769098][ T3584] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc19ac9310 | [ 166.861819][ T3587] ------------[ cut here ]------------ | [ 166.861998][ T3587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3587 | [ 166.862276][ T3587] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.863423][ T3587] Tainted: [W]=WARN [ 166.863537][ T3587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.863718][ T3587] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.863900][ T3587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.864397][ T3587] RSP: 0018:ffa000000242f090 EFLAGS: 00010286 [ 166.864579][ T3587] RAX: 00000000ffffffa6 RBX: ff110000057ba580 RCX: 1ff4000000485dd8 [ 166.864791][ T3587] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba63c [ 166.864999][ T3587] RBP: ff11000013711000 R08: 1fe2200000af74c9 R09: ff110000095f2e80 [ 166.865210][ T3587] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000 [ 166.865425][ T3587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 166.865649][ T3587] FS: 00007fc132e75840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.865892][ T3587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.866069][ T3587] CR2: 00007fc13306e460 CR3: 000000000b7b9002 CR4: 0000000000771ef0 [ 166.866277][ T3587] PKRU: 55555554 [ 166.866386][ T3587] Call Trace: [ 166.866497][ T3587] [ 166.866569][ T3587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.866714][ T3587] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 166.866854][ T3587] notifier_call_chain (kernel/notifier.c:85) [ 166.866995][ T3587] __netdev_upper_dev_link (net/core/dev.c:8931) [ 166.867134][ T3587] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 166.867276][ T3587] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 166.867422][ T3587] netdev_upper_dev_link (net/core/dev.c:8972) [ 166.867571][ T3587] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 166.867716][ T3587] register_vlan_dev (net/8021q/vlan.c:183) [ 166.867886][ T3587] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 166.868029][ T3587] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 166.868184][ T3587] ? nla_strscpy (lib/nlattr.c:795) [ 166.868329][ T3587] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 166.868483][ T3587] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.868626][ T3587] ? __dev_get_by_name (net/core/dev.c:883) [ 166.868766][ T3587] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.868910][ T3587] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.870604][ T3587] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.870747][ T3587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.870885][ T3587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.871025][ T3587] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.871164][ T3587] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.871302][ T3587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.871476][ T3587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.871621][ T3587] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.871761][ T3587] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.871903][ T3587] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.872040][ T3587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.872178][ T3587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.872320][ T3587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.872467][ T3587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.872612][ T3587] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.872752][ T3587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.872892][ T3587] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.873035][ T3587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.873174][ T3587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.873313][ T3587] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.873466][ T3587] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.873611][ T3587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.873750][ T3587] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.873891][ T3587] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.874032][ T3587] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.874174][ T3587] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.874314][ T3587] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.874463][ T3587] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.874643][ T3587] ? move_addr_to_kernel (net/socket.c:258) [ 166.874786][ T3587] ___sys_sendmsg (net/socket.c:2752) [ 166.874923][ T3587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.875060][ T3587] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.875208][ T3587] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 166.875357][ T3587] __sys_sendmsg (net/socket.c:2784) [ 166.875505][ T3587] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.875652][ T3587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.875791][ T3587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.875933][ T3587] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.876071][ T3587] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.876217][ T3587] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.876361][ T3587] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.876538][ T3587] RIP: 0033:0x7fc1330af08e [ 166.876731][ T3587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.877230][ T3587] RSP: 002b:00007ffec2e8dcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.877450][ T3587] RAX: ffffffffffffffda RBX: 00007ffec2e8e490 RCX: 00007fc1330af08e [ 166.877661][ T3587] RDX: 0000000000000000 RSI: 00007ffec2e8dd80 RDI: 0000000000000005 [ 166.877867][ T3587] RBP: 00007ffec2e8dce0 R08: 0000000000000000 R09: 0000000000000000 [ 166.878074][ T3587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d059 [ 166.878282][ T3587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2e8e450 | [ 166.879970][ T3587] ------------[ cut here ]------------ | [ 166.880103][ T3587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3587 | [ 166.880378][ T3587] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.880841][ T3587] Tainted: [W]=WARN [ 166.880942][ T3587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.881109][ T3587] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.881287][ T3587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.881791][ T3587] RSP: 0018:ffa000000242f1b0 EFLAGS: 00010286 [ 166.881961][ T3587] RAX: 00000000ffffffa6 RBX: ff110000057ba900 RCX: 1ff4000000485dfc [ 166.882161][ T3587] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057ba9bc [ 166.882372][ T3587] RBP: ff11000013a2c000 R08: 1fe2200000af7539 R09: ff110000095f2e80 [ 166.882581][ T3587] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 166.882797][ T3587] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 166.883003][ T3587] FS: 00007fc132e75840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 166.883241][ T3587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.883416][ T3587] CR2: 00007fc13306e460 CR3: 000000000b7b9002 CR4: 0000000000771ef0 [ 166.883629][ T3587] PKRU: 55555554 [ 166.883731][ T3587] Call Trace: [ 166.883834][ T3587] [ 166.883905][ T3587] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.884043][ T3587] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.884178][ T3587] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.884304][ T3587] __dev_notify_flags (net/core/dev.c:9787) [ 166.884450][ T3587] ? netdev_update_features (net/core/dev.c:11098) [ 166.884590][ T3587] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 166.884757][ T3587] ? netif_change_name (net/core/dev.c:1495) [ 166.884892][ T3587] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.885028][ T3587] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 166.885164][ T3587] ? register_vlan_dev (net/8021q/vlan.c:196) [ 166.885299][ T3587] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 166.885444][ T3587] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 166.885583][ T3587] ? nla_strscpy (lib/nlattr.c:795) [ 166.885721][ T3587] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 166.885858][ T3587] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.885995][ T3587] ? __dev_get_by_name (net/core/dev.c:883) [ 166.886130][ T3587] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.886273][ T3587] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.886422][ T3587] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.886565][ T3587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.886706][ T3587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.886843][ T3587] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.886979][ T3587] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.887114][ T3587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.887254][ T3587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.887400][ T3587] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.887540][ T3587] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.887683][ T3587] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.887820][ T3587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.887954][ T3587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.888093][ T3587] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.888228][ T3587] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.888369][ T3587] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.888508][ T3587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.888656][ T3587] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.888796][ T3587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.888934][ T3587] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.889070][ T3587] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.889207][ T3587] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.889343][ T3587] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.889488][ T3587] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.889629][ T3587] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.889766][ T3587] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.889904][ T3587] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.890039][ T3587] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.890174][ T3587] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.890342][ T3587] ? move_addr_to_kernel (net/socket.c:258) [ 166.890492][ T3587] ___sys_sendmsg (net/socket.c:2752) [ 166.890630][ T3587] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.890766][ T3587] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.890911][ T3587] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 166.891050][ T3587] __sys_sendmsg (net/socket.c:2784) [ 166.891185][ T3587] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.891325][ T3587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.891474][ T3587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.891615][ T3587] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.891844][ T3587] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.891980][ T3587] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.892116][ T3587] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.892285][ T3587] RIP: 0033:0x7fc1330af08e [ 166.892534][ T3587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.893115][ T3587] RSP: 002b:00007ffec2e8dcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.893318][ T3587] RAX: ffffffffffffffda RBX: 00007ffec2e8e490 RCX: 00007fc1330af08e [ 166.893535][ T3587] RDX: 0000000000000000 RSI: 00007ffec2e8dd80 RDI: 0000000000000005 [ 166.893831][ T3587] RBP: 00007ffec2e8dce0 R08: 0000000000000000 R09: 0000000000000000 [ 166.894034][ T3587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d059 [ 166.894235][ T3587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2e8e450 | [ 166.929964][ T3588] ------------[ cut here ]------------ | [ 166.930215][ T3588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3588 | [ 166.930568][ T3588] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.931187][ T3588] Tainted: [W]=WARN [ 166.931343][ T3588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.931593][ T3588] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.931829][ T3588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.932385][ T3588] RSP: 0018:ffa000000243f090 EFLAGS: 00010286 [ 166.932625][ T3588] RAX: 00000000ffffffa6 RBX: ff11000006051a80 RCX: 1ff4000000487dd8 [ 166.932887][ T3588] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006051b3c [ 166.933145][ T3588] RBP: ff110000136a9000 R08: 1fe2200000c0a369 R09: ff110000095f5180 [ 166.933422][ T3588] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000 [ 166.933737][ T3588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 166.933996][ T3588] FS: 00007ffbed13e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.934289][ T3588] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.934555][ T3588] CR2: 000000000042e5e0 CR3: 0000000013aa7006 CR4: 0000000000771ef0 [ 166.934828][ T3588] PKRU: 55555554 [ 166.934984][ T3588] Call Trace: [ 166.935140][ T3588] [ 166.935264][ T3588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.935477][ T3588] rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121) [ 166.935683][ T3588] notifier_call_chain (kernel/notifier.c:85) [ 166.935882][ T3588] __netdev_upper_dev_link (net/core/dev.c:8931) [ 166.936074][ T3588] ? netdev_wait_allrefs_any (net/core/dev.c:11629) [ 166.936295][ T3588] ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474) [ 166.936516][ T3588] netdev_upper_dev_link (net/core/dev.c:8972) [ 166.936722][ T3588] ? __netdev_upper_dev_link (net/core/dev.c:8112) [ 166.936917][ T3588] register_vlan_dev (net/8021q/vlan.c:183) [ 166.937112][ T3588] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 166.937303][ T3588] vlan_newlink (net/8021q/vlan_netlink.c:194) [ 166.937530][ T3588] ? nla_strscpy (lib/nlattr.c:795) [ 166.937736][ T3588] rtnl_newlink_create (net/core/rtnetlink.c:3904) [ 166.937941][ T3588] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.938131][ T3588] ? __dev_get_by_name (net/core/dev.c:883) [ 166.938321][ T3588] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.938554][ T3588] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.938767][ T3588] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.938962][ T3588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.939153][ T3588] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.939360][ T3588] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.939556][ T3588] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.939754][ T3588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.939950][ T3588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.940143][ T3588] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.940334][ T3588] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.940550][ T3588] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.940947][ T3588] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.941168][ T3588] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.941376][ T3588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.941582][ T3588] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.941784][ T3588] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.941977][ T3588] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.942183][ T3588] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.942395][ T3588] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.942625][ T3588] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.942821][ T3588] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.943015][ T3588] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.943206][ T3588] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.943414][ T3588] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.943645][ T3588] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.943837][ T3588] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.944031][ T3588] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.944261][ T3588] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.944588][ T3588] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.944820][ T3588] ? move_addr_to_kernel (net/socket.c:258) [ 166.945016][ T3588] ___sys_sendmsg (net/socket.c:2752) [ 166.945205][ T3588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.945405][ T3588] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.945617][ T3588] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 166.945810][ T3588] __sys_sendmsg (net/socket.c:2784) [ 166.946002][ T3588] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.946214][ T3588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.946425][ T3588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.946663][ T3588] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.946856][ T3588] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.947046][ T3588] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.947253][ T3588] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.947502][ T3588] RIP: 0033:0x7ffbed37808e [ 166.947714][ T3588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.948262][ T3588] RSP: 002b:00007ffd9adbcd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.948553][ T3588] RAX: ffffffffffffffda RBX: 00007ffd9adbd530 RCX: 00007ffbed37808e [ 166.948821][ T3588] RDX: 0000000000000000 RSI: 00007ffd9adbce20 RDI: 0000000000000005 [ 166.949082][ T3588] RBP: 00007ffd9adbcd80 R08: 0000000000000000 R09: 0000000000000000 [ 166.949388][ T3588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d059 [ 166.949669][ T3588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9adbd4f0 | [ 166.952100][ T3588] ------------[ cut here ]------------ | [ 166.952286][ T3588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3588 | [ 166.952642][ T3588] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 166.953212][ T3588] Tainted: [W]=WARN [ 166.953684][ T3588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.953921][ T3588] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 166.954165][ T3588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 166.954873][ T3588] RSP: 0018:ffa000000243f1b0 EFLAGS: 00010286 [ 166.955161][ T3588] RAX: 00000000ffffffa6 RBX: ff1100000fa29e00 RCX: 1ff4000000487dfc [ 166.955432][ T3588] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa29ebc [ 166.955716][ T3588] RBP: ff11000013acc000 R08: 1fe2200001f453d9 R09: ff110000095f5180 [ 166.955997][ T3588] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 166.956250][ T3588] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91b6b3a0 [ 166.956529][ T3588] FS: 00007ffbed13e840(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 166.956837][ T3588] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 166.957061][ T3588] CR2: 000000000042e5e0 CR3: 0000000013aa7006 CR4: 0000000000771ef0 [ 166.957338][ T3588] PKRU: 55555554 [ 166.957513][ T3588] Call Trace: [ 166.957677][ T3588] [ 166.957802][ T3588] ? register_vlan_dev (net/8021q/vlan.c:188) [ 166.957992][ T3588] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 166.958183][ T3588] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.958387][ T3588] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 166.958552][ T3588] __dev_notify_flags (net/core/dev.c:9787) [ 166.958759][ T3588] ? netdev_update_features (net/core/dev.c:11098) [ 166.958953][ T3588] ? netdev_sync_lower_features (./include/net/netdev_lock.h:33) [ 166.959175][ T3588] ? netif_change_name (net/core/dev.c:1495) [ 166.959375][ T3588] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 166.959571][ T3588] ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6)) [ 166.959787][ T3588] ? register_vlan_dev (net/8021q/vlan.c:196) [ 166.959997][ T3588] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 166.960189][ T3588] rtnl_configure_link (net/core/rtnetlink.c:3670) [ 166.960400][ T3588] ? nla_strscpy (lib/nlattr.c:795) [ 166.960603][ T3588] rtnl_newlink_create (net/core/rtnetlink.c:3914) [ 166.960809][ T3588] ? rtnl_create_link (net/core/rtnetlink.c:3691) [ 166.960999][ T3588] ? __dev_get_by_name (net/core/dev.c:883) [ 166.961195][ T3588] ? rtnl_dev_get (net/core/rtnetlink.c:3478) [ 166.961406][ T3588] __rtnl_newlink (net/core/rtnetlink.c:4035) [ 166.961695][ T3588] rtnl_newlink (net/core/rtnetlink.c:4150) [ 166.961892][ T3588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.962091][ T3588] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.962281][ T3588] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.962494][ T3588] ? mark_usage (kernel/locking/lockdep.c:4674) [ 166.962702][ T3588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.962901][ T3588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.963094][ T3588] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 166.963298][ T3588] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 166.963510][ T3588] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 166.963754][ T3588] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.963947][ T3588] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.964154][ T3588] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 166.964343][ T3588] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 166.964557][ T3588] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 166.964754][ T3588] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.964957][ T3588] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.965150][ T3588] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 166.965339][ T3588] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 166.965557][ T3588] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.965757][ T3588] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.965945][ T3588] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 166.966134][ T3588] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 166.966323][ T3588] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 166.966534][ T3588] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 166.966737][ T3588] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 166.966927][ T3588] ? copy_msghdr_from_user (net/socket.c:2635) [ 166.967114][ T3588] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 166.967333][ T3588] ? move_addr_to_kernel (net/socket.c:258) [ 166.967550][ T3588] ___sys_sendmsg (net/socket.c:2752) [ 166.967748][ T3588] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 166.967936][ T3588] ? copy_msghdr_from_user (net/socket.c:2603) [ 166.968132][ T3588] ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2)) [ 166.968319][ T3588] __sys_sendmsg (net/socket.c:2784) [ 166.968530][ T3588] ? __sys_sendmsg_sock (net/socket.c:2765) [ 166.968738][ T3588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.968926][ T3588] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 166.969117][ T3588] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 166.969304][ T3588] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 166.969514][ T3588] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 166.969714][ T3588] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.969936][ T3588] RIP: 0033:0x7ffbed37808e [ 166.970130][ T3588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 166.970691][ T3588] RSP: 002b:00007ffd9adbcd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.970943][ T3588] RAX: ffffffffffffffda RBX: 00007ffd9adbd530 RCX: 00007ffbed37808e [ 166.971195][ T3588] RDX: 0000000000000000 RSI: 00007ffd9adbce20 RDI: 0000000000000005 [ 166.971470][ T3588] RBP: 00007ffd9adbcd80 R08: 0000000000000000 R09: 0000000000000000 [ 166.971736][ T3588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d059 [ 166.971990][ T3588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9adbd4f0 | [ 167.004272][ T3589] ------------[ cut here ]------------ | [ 167.004844][ T3589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3589 | [ 167.005125][ T3589] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.005594][ T3589] Tainted: [W]=WARN [ 167.005697][ T3589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.005861][ T3589] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.006032][ T3589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.006512][ T3589] RSP: 0018:ffa000000244f020 EFLAGS: 00010286 [ 167.006685][ T3589] RAX: 00000000ffffffa6 RBX: ff1100000fa28040 RCX: 1ff4000000489dca [ 167.006881][ T3589] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fa280fc [ 167.007077][ T3589] RBP: ff11000013a2c000 R08: 1fe2200001f45021 R09: ff110000095f0b58 [ 167.007273][ T3589] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001 [ 167.007481][ T3589] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 167.007682][ T3589] FS: 00007fde9a4f2840(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 167.007915][ T3589] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.008080][ T3589] CR2: 00007fde9a7c21a0 CR3: 000000000b7b9004 CR4: 0000000000771ef0 [ 167.008279][ T3589] PKRU: 55555554 [ 167.008384][ T3589] Call Trace: [ 167.008486][ T3589] [ 167.008557][ T3589] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 167.008693][ T3589] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 167.008794][ T3589] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 167.008925][ T3589] __dev_notify_flags (net/core/dev.c:9787) [ 167.009060][ T3589] ? netif_change_name (net/core/dev.c:1495) [ 167.009193][ T3589] ? __dev_change_flags (net/core/dev.c:9752) [ 167.009326][ T3589] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 167.009471][ T3589] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.009609][ T3589] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 167.009767][ T3589] netif_change_flags (net/core/dev.c:9820) [ 167.009902][ T3589] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 167.010033][ T3589] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 167.010164][ T3589] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 167.010296][ T3589] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 167.010473][ T3589] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 167.010610][ T3589] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 167.010739][ T3589] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 167.010868][ T3589] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 167.010999][ T3589] ? __kernel_text_address (kernel/extable.c:79) [ 167.011131][ T3589] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 167.011266][ T3589] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.011404][ T3589] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 167.011542][ T3589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.011680][ T3589] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.011811][ T3589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.011943][ T3589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.012075][ T3589] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 167.012211][ T3589] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 167.012341][ T3589] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 167.012484][ T3589] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 167.012623][ T3589] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 167.012759][ T3589] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 167.012894][ T3589] rtnl_newlink (net/core/rtnetlink.c:4150) [ 167.013028][ T3589] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.013161][ T3589] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 167.013293][ T3589] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 167.013440][ T3589] ? mark_usage (kernel/locking/lockdep.c:4674) [ 167.013571][ T3589] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.013710][ T3589] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.013841][ T3589] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 167.013972][ T3589] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 167.014102][ T3589] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.014235][ T3589] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 167.014375][ T3589] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 167.014513][ T3589] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 167.014649][ T3589] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 167.014779][ T3589] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 167.014910][ T3589] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.015039][ T3589] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 167.015175][ T3589] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 167.015305][ T3589] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 167.015447][ T3589] ? netlink_ack (./include/linux/skbuff.h:2718) [ 167.015588][ T3589] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 167.015721][ T3589] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 167.015855][ T3589] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 167.015986][ T3589] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 167.016117][ T3589] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 167.016250][ T3589] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 167.016387][ T3589] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 167.016525][ T3589] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 167.016659][ T3589] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 167.016791][ T3589] ? copy_msghdr_from_user (net/socket.c:2635) [ 167.016923][ T3589] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 167.017085][ T3589] ? move_addr_to_kernel (net/socket.c:258) [ 167.017216][ T3589] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 167.017351][ T3589] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 167.017491][ T3589] ___sys_sendmsg (net/socket.c:2752) [ 167.017625][ T3589] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 167.017788][ T3589] ? copy_msghdr_from_user (net/socket.c:2603) [ 167.017931][ T3589] __sys_sendmsg (net/socket.c:2784) [ 167.018061][ T3589] ? __sys_sendmsg_sock (net/socket.c:2765) [ 167.018192][ T3589] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 167.018362][ T3589] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 167.018509][ T3589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.018648][ T3589] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 167.018779][ T3589] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 167.018912][ T3589] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 167.019043][ T3589] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 167.019206][ T3589] RIP: 0033:0x7fde9a72c08e [ 167.019343][ T3589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 167.019825][ T3589] RSP: 002b:00007ffd78f61da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 167.020024][ T3589] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fde9a72c08e [ 167.020219][ T3589] RDX: 0000000000000000 RSI: 00007ffd78f61e50 RDI: 0000000000000005 [ 167.020422][ T3589] RBP: 00007ffd78f61db0 R08: 0000000000000000 R09: 0000000000000000 [ 167.020625][ T3589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d059 [ 167.020818][ T3589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd78f62520 | [ 167.045856][ T3590] ------------[ cut here ]------------ | [ 167.046004][ T3590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3590 | [ 167.046263][ T3590] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.046717][ T3590] Tainted: [W]=WARN [ 167.046818][ T3590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.046981][ T3590] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.047148][ T3590] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.047627][ T3590] RSP: 0018:ffa000000245f020 EFLAGS: 00010286 [ 167.047792][ T3590] RAX: 00000000ffffffa6 RBX: ff1100000b31da80 RCX: 1ff400000048bdca [ 167.047986][ T3590] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b31db3c [ 167.048180][ T3590] RBP: ff11000013acc000 R08: 1fe2200001663b69 R09: ff1100000e902e58 [ 167.048379][ T3590] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 167.048586][ T3590] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 167.048787][ T3590] FS: 00007f1526dde840(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 167.049016][ T3590] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.049180][ T3590] CR2: 0000000019a45988 CR3: 0000000012b5b005 CR4: 0000000000771ef0 [ 167.049385][ T3590] PKRU: 55555554 [ 167.049492][ T3590] Call Trace: [ 167.049596][ T3590] [ 167.049663][ T3590] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 167.049795][ T3590] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 167.049894][ T3590] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 167.050026][ T3590] __dev_notify_flags (net/core/dev.c:9787) [ 167.050162][ T3590] ? netif_change_name (net/core/dev.c:1495) [ 167.050293][ T3590] ? __dev_change_flags (net/core/dev.c:9752) [ 167.050431][ T3590] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 167.050567][ T3590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.050705][ T3590] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 167.050838][ T3590] netif_change_flags (net/core/dev.c:9820) [ 167.050980][ T3590] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 167.051111][ T3590] do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1)) [ 167.051247][ T3590] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 167.051482][ T3590] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 167.051656][ T3590] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 167.051785][ T3590] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 167.051922][ T3590] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 167.052051][ T3590] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 167.052181][ T3590] ? __kernel_text_address (kernel/extable.c:79) [ 167.052315][ T3590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 167.052539][ T3590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.052675][ T3590] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 167.052807][ T3590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.052937][ T3590] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.053067][ T3590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.053198][ T3590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.053331][ T3590] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 167.053548][ T3590] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 167.053689][ T3590] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 167.053820][ T3590] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149) [ 167.053953][ T3590] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 167.054086][ T3590] ? __rtnl_newlink (net/core/rtnetlink.c:4000) [ 167.054221][ T3590] rtnl_newlink (net/core/rtnetlink.c:4150) [ 167.054460][ T3590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.054595][ T3590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 167.054725][ T3590] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 167.054864][ T3590] ? mark_usage (kernel/locking/lockdep.c:4674) [ 167.054994][ T3590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.055127][ T3590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.055257][ T3590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 167.055470][ T3590] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 167.055608][ T3590] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.055741][ T3590] ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1)) [ 167.055872][ T3590] rtnetlink_rcv_msg (net/core/rtnetlink.c:7061) [ 167.056003][ T3590] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 167.056135][ T3590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 167.056264][ T3590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 167.056413][ T3590] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.056544][ T3590] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 167.056686][ T3590] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 167.056824][ T3590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 167.056954][ T3590] ? netlink_ack (./include/linux/skbuff.h:2718) [ 167.057087][ T3590] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 167.057221][ T3590] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 167.057372][ T3590] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 167.057585][ T3590] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 167.057718][ T3590] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 167.057852][ T3590] netlink_sendmsg (net/netlink/af_netlink.c:1895) [ 167.057998][ T3590] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 167.058129][ T3590] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 167.058261][ T3590] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 167.058417][ T3590] ? copy_msghdr_from_user (net/socket.c:2635) [ 167.058561][ T3590] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349) [ 167.058726][ T3590] ? move_addr_to_kernel (net/socket.c:258) [ 167.058858][ T3590] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 167.058989][ T3590] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 167.059122][ T3590] ___sys_sendmsg (net/socket.c:2752) [ 167.059253][ T3590] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 167.059433][ T3590] ? copy_msghdr_from_user (net/socket.c:2603) [ 167.059625][ T3590] __sys_sendmsg (net/socket.c:2784) [ 167.059756][ T3590] ? __sys_sendmsg_sock (net/socket.c:2765) [ 167.059887][ T3590] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 167.060054][ T3590] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 167.060184][ T3590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.061266][ T3590] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 167.061414][ T3590] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 167.061562][ T3590] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 167.061716][ T3590] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 167.061878][ T3590] RIP: 0033:0x7f152701808e [ 167.062016][ T3590] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 167.062511][ T3590] RSP: 002b:00007ffd53533010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 167.062742][ T3590] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f152701808e [ 167.062940][ T3590] RDX: 0000000000000000 RSI: 00007ffd535330c0 RDI: 0000000000000005 [ 167.063133][ T3590] RBP: 00007ffd53533020 R08: 0000000000000000 R09: 0000000000000000 [ 167.063329][ T3590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d059 [ 167.063558][ T3590] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd53533790 | [ 167.537244][ T12] ------------[ cut here ]------------ | [ 167.537448][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 167.537755][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.538223][ T12] Tainted: [W]=WARN [ 167.538319][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.538491][ T12] Workqueue: netns cleanup_net [ 167.538647][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.538807][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.539248][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 167.539412][ T12] RAX: 00000000ffffffa6 RBX: ff1100000bbba200 RCX: 1ff4000000018ec7 [ 167.539658][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bbba2bc [ 167.539851][ T12] RBP: ff11000013714000 R08: 1fe2200001777459 R09: ff11000001aed1d0 [ 167.540034][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041 [ 167.540216][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 167.540426][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 167.540676][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.540833][ T12] CR2: 000055ceee9a40a8 CR3: 000000000facc004 CR4: 0000000000771ef0 [ 167.541021][ T12] PKRU: 55555554 [ 167.541117][ T12] Call Trace: [ 167.541211][ T12] [ 167.541277][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 167.541414][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 167.541530][ T12] netif_close_many (net/core/dev.c:1804) [ 167.541672][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 167.541795][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 167.541954][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 167.542107][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 167.542232][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.542389][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.542535][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.542677][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.542803][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.542927][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.543051][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.543176][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.543301][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.543432][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.543588][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.543718][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.543841][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.543967][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.544091][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.544219][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.544353][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.544483][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.544644][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.544774][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.544901][ T12] kthread (kernel/kthread.c:436) [ 167.544996][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.545156][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.545281][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.545416][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.545644][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.545771][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.545894][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.548028][ T12] ------------[ cut here ]------------ | [ 167.548167][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 167.548409][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.548945][ T12] Tainted: [W]=WARN [ 167.549036][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.549185][ T12] Workqueue: netns cleanup_net [ 167.549310][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.549481][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.549933][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.550081][ T12] RAX: 00000000ffffffa6 RBX: ff110000028ff380 RCX: 1ff4000000018eed [ 167.550259][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028ff43c [ 167.550447][ T12] RBP: ff11000007f99000 R08: 1fe220000051fe89 R09: ff11000001aed1d0 [ 167.550665][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 167.550838][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.551016][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 167.551222][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.551376][ T12] CR2: 000055ceee9a40a8 CR3: 000000000facc004 CR4: 0000000000771ef0 [ 167.551557][ T12] PKRU: 55555554 [ 167.551651][ T12] Call Trace: [ 167.551741][ T12] [ 167.551805][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.551957][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.552104][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.552225][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.552364][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.552493][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.552635][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.552756][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.552875][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.553000][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.553121][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.553241][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.553365][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.553490][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.553630][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.553755][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.553877][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.553994][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.554117][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.554241][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.554375][ T12] kthread (kernel/kthread.c:436) [ 167.554470][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.554623][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.554742][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.554863][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.555011][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.555129][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.555247][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.557582][ T12] ------------[ cut here ]------------ | [ 167.557719][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12 | [ 167.557953][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.558384][ T12] Tainted: [W]=WARN [ 167.558479][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.558636][ T12] Workqueue: netns cleanup_net [ 167.558763][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.558918][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.559342][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.559613][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0580 RCX: 1ff4000000018eed [ 167.559807][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a063c [ 167.559984][ T12] RBP: ff11000009431000 R08: 1fe22000025140c9 R09: ff11000001aed1d0 [ 167.560161][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 167.560340][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.560586][ T12] FS: 0000000000000000(0000) GS:ff110000d84c7000(0000) knlGS:0000000000000000 [ 167.560807][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.560959][ T12] CR2: 000055ceee9a40a8 CR3: 000000000facc004 CR4: 0000000000771ef0 [ 167.561139][ T12] PKRU: 55555554 [ 167.561229][ T12] Call Trace: [ 167.561319][ T12] [ 167.561428][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.561613][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.561761][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.561885][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.562231][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.562401][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.562535][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.562672][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.562798][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.562927][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.563051][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.563171][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.563290][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.563462][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.563601][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.563721][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.563844][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.563996][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.564122][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.564248][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.564418][ T12] kthread (kernel/kthread.c:436) [ 167.564536][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.564694][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.564813][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.564950][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.565103][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.565228][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.565395][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.569465][ T12] ------------[ cut here ]------------ | [ 167.569611][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 167.569852][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.570285][ T12] Tainted: [W]=WARN [ 167.570390][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.570629][ T12] Workqueue: netns cleanup_net [ 167.570760][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.570920][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.571356][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.571529][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a1540 RCX: 1ff4000000018eed [ 167.571723][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a15fc [ 167.571902][ T12] RBP: ff1100000e2b9000 R08: 1fe22000025142c1 R09: ff11000001aed1d0 [ 167.572083][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 167.572259][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.572499][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 167.572738][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.572889][ T12] CR2: 00007f9544893710 CR3: 000000000facc004 CR4: 0000000000771ef0 [ 167.573070][ T12] PKRU: 55555554 [ 167.573163][ T12] Call Trace: [ 167.573254][ T12] [ 167.573317][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.573484][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.573653][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.573773][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.573894][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.574014][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.574134][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.574255][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.574381][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.574507][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.574634][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.574757][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.574877][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.574997][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.575117][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.575240][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.575369][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.575492][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.575627][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.575752][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.575871][ T12] kthread (kernel/kthread.c:436) [ 167.575960][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.576106][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.576225][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.576344][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.576508][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.576636][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.576753][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.578844][ T12] ------------[ cut here ]------------ | [ 167.578981][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 167.579210][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.579653][ T12] Tainted: [W]=WARN [ 167.579742][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.579891][ T12] Workqueue: netns cleanup_net [ 167.580042][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.580200][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.580642][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.580793][ T12] RAX: 00000000ffffffa6 RBX: ff110000128a0040 RCX: 1ff4000000018eed [ 167.580968][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128a00fc [ 167.581162][ T12] RBP: ff1100000ebe4000 R08: 1fe2200002514021 R09: ff11000001aed1d0 [ 167.581342][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 167.581538][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.581732][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 167.581936][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.582084][ T12] CR2: 00007f9544893710 CR3: 000000000facc004 CR4: 0000000000771ef0 [ 167.582278][ T12] PKRU: 55555554 [ 167.582372][ T12] Call Trace: [ 167.582466][ T12] [ 167.582533][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.582689][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.582837][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.582956][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.583076][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.583196][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.583314][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.583448][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.583594][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.583713][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.583836][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.583955][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.584079][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.584199][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.584318][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.584447][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.584570][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.584719][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.584843][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.584964][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.585082][ T12] kthread (kernel/kthread.c:436) [ 167.585170][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.585316][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.585445][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.585601][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.585751][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.585874][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.586011][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.588301][ T12] ------------[ cut here ]------------ | [ 167.588455][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 167.588722][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.589150][ T12] Tainted: [W]=WARN [ 167.589241][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.589402][ T12] Workqueue: netns cleanup_net [ 167.589539][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.589700][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.590135][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.590291][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6ac80 RCX: 1ff4000000018eed [ 167.590488][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6ad3c [ 167.590678][ T12] RBP: ff110000057e9000 R08: 1fe220000194d5a9 R09: ff11000001aed1d0 [ 167.590862][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 167.591038][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.591215][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 167.591427][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.591589][ T12] CR2: 00007f9544893710 CR3: 000000000facc004 CR4: 0000000000771ef0 [ 167.591768][ T12] PKRU: 55555554 [ 167.591861][ T12] Call Trace: [ 167.591949][ T12] [ 167.592027][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.592215][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.592371][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.592499][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.593195][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.593312][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.593441][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.593562][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.593685][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.593806][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.593928][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.594046][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.594164][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.594285][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.594421][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.594566][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.594697][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.594817][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.594939][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.595062][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.595180][ T12] kthread (kernel/kthread.c:436) [ 167.595270][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.595449][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.595582][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.595702][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.595847][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.595965][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.596084][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.598513][ T12] ------------[ cut here ]------------ | [ 167.598655][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 167.598889][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.599343][ T12] Tainted: [W]=WARN [ 167.599544][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.599699][ T12] Workqueue: netns cleanup_net [ 167.599832][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.599987][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.600525][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.600681][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecc040 RCX: 1ff4000000018eed [ 167.600859][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecc0fc [ 167.601035][ T12] RBP: ff1100000a32c000 R08: 1fe2200001dd9821 R09: ff11000001aed1d0 [ 167.601214][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 167.601493][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.601704][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 167.601911][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.602061][ T12] CR2: 00007f9544893710 CR3: 000000000facc004 CR4: 0000000000771ef0 [ 167.602238][ T12] PKRU: 55555554 [ 167.602326][ T12] Call Trace: [ 167.603487][ T12] [ 167.603568][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.603733][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.603878][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.603996][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.604116][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.604245][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.604463][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.604590][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.604710][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.604828][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.604949][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.605068][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.605188][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.605328][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.605543][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.605687][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.605809][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.605926][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.606047][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.606247][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.606462][ T12] kthread (kernel/kthread.c:436) [ 167.606566][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.606722][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.606912][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.607037][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.607187][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.607306][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.607626][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.610235][ T12] ------------[ cut here ]------------ | [ 167.610440][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 167.610774][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.611307][ T12] Tainted: [W]=WARN [ 167.611471][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.611707][ T12] Workqueue: netns cleanup_net [ 167.611886][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.612098][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.612623][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.612829][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecd380 RCX: 1ff4000000018eed [ 167.613056][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecd43c [ 167.613282][ T12] RBP: ff11000008fe1000 R08: 1fe2200001dd9a89 R09: ff11000001aed1d0 [ 167.613530][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 167.613770][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.613999][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 167.614256][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.614478][ T12] CR2: 00007f3a6a3b5808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 167.614729][ T12] PKRU: 55555554 [ 167.614868][ T12] Call Trace: [ 167.615008][ T12] [ 167.615119][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.615321][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.615543][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.615726][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.615897][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.616066][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.616238][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.616425][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.616613][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.616785][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.616958][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.617128][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.617296][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.617492][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.617675][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.617848][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.618022][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.618190][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.618381][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.618565][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.618740][ T12] kthread (kernel/kthread.c:436) [ 167.618882][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.619080][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.619248][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.619431][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.619648][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.619817][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.619986][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.622559][ T12] ------------[ cut here ]------------ | [ 167.622731][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 167.623062][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.623663][ T12] Tainted: [W]=WARN [ 167.623804][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.624000][ T12] Workqueue: netns cleanup_net [ 167.624175][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.624393][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.624900][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.625100][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eecda80 RCX: 1ff4000000018eed [ 167.625325][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eecdb3c [ 167.625595][ T12] RBP: ff11000008dc1000 R08: 1fe2200001dd9b69 R09: ff11000001aed1d0 [ 167.625829][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 167.626054][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.626286][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 167.626564][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.626769][ T12] CR2: 00007f3a6a3b5808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 167.626994][ T12] PKRU: 55555554 [ 167.627131][ T12] Call Trace: [ 167.627268][ T12] [ 167.627396][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.627611][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.627808][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.627981][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.628155][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.628323][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.628516][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.628698][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.628872][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.629039][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.629213][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.629398][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.629573][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.629754][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.629924][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.630099][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.630272][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.630461][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.630643][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.630818][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.630986][ T12] kthread (kernel/kthread.c:436) [ 167.631126][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.631323][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.631520][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.631702][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.631901][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.632070][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.632240][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.634778][ T12] ------------[ cut here ]------------ | [ 167.634939][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 167.635217][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.636723][ T12] Tainted: [W]=WARN [ 167.636911][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.637442][ T12] Workqueue: netns cleanup_net [ 167.637681][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.637933][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.638503][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.638768][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eeccac0 RCX: 1ff4000000018eed [ 167.639066][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eeccb7c [ 167.639363][ T12] RBP: ff1100000a324000 R08: 1fe2200001dd9971 R09: ff11000001aed1d0 [ 167.639653][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 167.639940][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.640212][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 167.640595][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.640844][ T12] CR2: 00007f3a6a3b5808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 167.641115][ T12] PKRU: 55555554 [ 167.641296][ T12] Call Trace: [ 167.641502][ T12] [ 167.641666][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.641917][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.642163][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.642391][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.642634][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.642849][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.643065][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.643281][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.643517][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.643747][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.644024][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.644294][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.644580][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.644851][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.645114][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.645408][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.645690][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.645876][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.646048][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.646223][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.646410][ T12] kthread (kernel/kthread.c:436) [ 167.646559][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.646765][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.646937][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.647111][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.647309][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.647495][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.647707][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.658845][ T12] ------------[ cut here ]------------ | [ 167.659031][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 167.659312][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.659908][ T12] Tainted: [W]=WARN [ 167.660048][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.660246][ T12] Workqueue: netns cleanup_net [ 167.660432][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.660660][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.661130][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 167.661331][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278a900 RCX: 1ff4000000018eed [ 167.661583][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278a9bc [ 167.661819][ T12] RBP: ff11000013714000 R08: 1fe22000004f1539 R09: ff11000001aed1d0 [ 167.662045][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 167.662275][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.662526][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 167.662792][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.662992][ T12] CR2: 00007f3a6a3b5808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 167.663225][ T12] PKRU: 55555554 [ 167.663378][ T12] Call Trace: [ 167.663526][ T12] [ 167.663649][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.663852][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.664050][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 167.664221][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 167.664406][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 167.664585][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 167.664766][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 167.664937][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 167.665109][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.665277][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.665470][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.665656][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.665827][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.666001][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.666171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.666343][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.666541][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.666722][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.666896][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.667073][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.667243][ T12] kthread (kernel/kthread.c:436) [ 167.667400][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.667605][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.667779][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.667983][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.668184][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.668369][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.668554][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.690840][ T12] ------------[ cut here ]------------ | [ 167.691040][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 167.691333][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 167.691934][ T12] Tainted: [W]=WARN [ 167.692076][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.692277][ T12] Workqueue: netns cleanup_net [ 167.692481][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 167.692708][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 167.693187][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 167.693401][ T12] RAX: 00000000ffffffa6 RBX: ff1100000278b1c0 RCX: 1ff4000000018ed5 [ 167.693647][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278b27c [ 167.693878][ T12] RBP: ff1100000a384000 R08: 1fe22000004f1651 R09: ff11000001aed1d0 [ 167.694109][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 167.694342][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 167.694604][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 167.694868][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 167.695071][ T12] CR2: 00007f3a6a3b5808 CR3: 000000005c74d004 CR4: 0000000000771ef0 [ 167.695306][ T12] PKRU: 55555554 [ 167.695469][ T12] Call Trace: [ 167.695616][ T12] [ 167.695731][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 167.695940][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 167.696147][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 167.696324][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 167.696525][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 167.696712][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 167.696889][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 167.697065][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 167.697244][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 167.697429][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 167.697620][ T12] cleanup_net (net/core/net_namespace.c:702) [ 167.697797][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 167.697970][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 167.698150][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 167.698326][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 167.698527][ T12] process_one_work (kernel/workqueue.c:3314) [ 167.698716][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 167.698888][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 167.699066][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 167.699244][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 167.699431][ T12] kthread (kernel/kthread.c:436) [ 167.699584][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 167.699795][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.699970][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 167.700146][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 167.700365][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 167.700547][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 167.700731][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.358475][ T12] ------------[ cut here ]------------ | [ 168.358676][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.358973][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.360021][ T12] Tainted: [W]=WARN [ 168.360251][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.360551][ T12] Workqueue: netns cleanup_net [ 168.360812][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.361086][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.361655][ T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286 [ 168.361914][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2e040 RCX: 1ff4000000018ec7 [ 168.362166][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2e0fc [ 168.362417][ T12] RBP: ff110000136a9000 R08: 1fe2200001f65c21 R09: ff11000001aed1d0 [ 168.362670][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 168.362908][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0 [ 168.363147][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.363440][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.363660][ T12] CR2: 00007f5e5f357430 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.363927][ T12] PKRU: 55555554 [ 168.364073][ T12] Call Trace: [ 168.364218][ T12] [ 168.364365][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 168.364554][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 168.364712][ T12] netif_close_many (net/core/dev.c:1804) [ 168.364906][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 168.365103][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 168.365328][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 168.365613][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 168.365800][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.366019][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.366211][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.366408][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.366608][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.366810][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.367007][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.367214][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.367414][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.367613][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.367794][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.367973][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.368172][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.368388][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.368589][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.368788][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.368986][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.369176][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.369393][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.369602][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.369791][ T12] kthread (kernel/kthread.c:436) [ 168.369948][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.370168][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.370397][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.370585][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.370801][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.370987][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.371187][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.373903][ T12] ------------[ cut here ]------------ | [ 168.374123][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 168.374495][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.375075][ T12] Tainted: [W]=WARN [ 168.375176][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.375336][ T12] Workqueue: netns cleanup_net [ 168.375547][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.375731][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.376293][ T12] RSP: 0018:ffa00000000c75d0 EFLAGS: 00010286 [ 168.376464][ T12] RAX: 00000000ffffffa6 RBX: ff1100000fb2fe00 RCX: 1ff4000000018e80 [ 168.376755][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fb2febc [ 168.376959][ T12] RBP: ff11000013acc000 R08: 1fe2200001f65fd9 R09: ff11000001aed1d0 [ 168.377161][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041 [ 168.377448][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7670 [ 168.377652][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 168.377960][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.378121][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 168.378355][ T12] PKRU: 55555554 [ 168.378478][ T12] Call Trace: [ 168.378668][ T12] [ 168.378746][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 168.378887][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 168.378996][ T12] netif_close_many (net/core/dev.c:1804) [ 168.379139][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 168.379364][ T12] vlan_device_event (net/8021q/vlan.c:475) [ 168.379509][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 168.379657][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 168.379789][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 168.379999][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 168.380131][ T12] notifier_call_chain (kernel/notifier.c:85) [ 168.380276][ T12] netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805) [ 168.380419][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 168.380640][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 168.380808][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 168.380971][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 168.381180][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.381338][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.381477][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.381610][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.381820][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.381945][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.382072][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.382201][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.382419][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.382552][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.382687][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.382814][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.383027][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.383158][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.383286][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.383422][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.383643][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.383770][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.383901][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.384032][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.384243][ T12] kthread (kernel/kthread.c:436) [ 168.384342][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.384511][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.384644][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.384851][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.385010][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.385135][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.385261][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.388337][ T12] ------------[ cut here ]------------ | [ 168.388558][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 168.388816][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.389262][ T12] Tainted: [W]=WARN [ 168.389360][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.389563][ T12] Workqueue: netns cleanup_net [ 168.389712][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.389873][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.390384][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.390543][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32c80 RCX: 1ff4000000018eed [ 168.390725][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce32d3c [ 168.390904][ T12] RBP: ff1100000fa09000 R08: 1fe22000019c65a9 R09: ff11000001aed1d0 [ 168.391078][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 168.391253][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.391446][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 168.391733][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.391881][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 168.392066][ T12] PKRU: 55555554 [ 168.392227][ T12] Call Trace: [ 168.392315][ T12] [ 168.392385][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.392544][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.392706][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.392832][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.392955][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.393074][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.393264][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.393388][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.393522][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.393645][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.393772][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.393891][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.394007][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.394129][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.394247][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.394374][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.394503][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.394622][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.394817][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.394939][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.395057][ T12] kthread (kernel/kthread.c:436) [ 168.395146][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.395294][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.395418][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.395543][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.395696][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.395815][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.395933][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.407677][ T12] ------------[ cut here ]------------ | [ 168.407863][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 168.408128][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.408582][ T12] Tainted: [W]=WARN [ 168.408683][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.408832][ T12] Workqueue: netns cleanup_net [ 168.408955][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.409108][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.409542][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.409699][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ce32200 RCX: 1ff4000000018eed [ 168.409876][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce322bc [ 168.410057][ T12] RBP: ff1100001347c000 R08: 1fe22000019c6459 R09: ff11000001aed1d0 [ 168.410232][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 168.410413][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.410607][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 168.410815][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.410962][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 168.411144][ T12] PKRU: 55555554 [ 168.411233][ T12] Call Trace: [ 168.411319][ T12] [ 168.411388][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.411544][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.411694][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.411817][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.411938][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.412058][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.412178][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.412301][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.412427][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.412552][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.412677][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.412798][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.412916][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.413036][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.413180][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.413303][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.413437][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.413557][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.413683][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.413807][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.413926][ T12] kthread (kernel/kthread.c:436) [ 168.414016][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.414170][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.414288][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.414496][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.414652][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.414771][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.414890][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.417600][ T12] ------------[ cut here ]------------ | [ 168.417736][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 168.417977][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.418499][ T12] Tainted: [W]=WARN [ 168.418596][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.418747][ T12] Workqueue: netns cleanup_net [ 168.418874][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.419038][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.419479][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.419642][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f1380 RCX: 1ff4000000018eed [ 168.419838][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f143c [ 168.420020][ T12] RBP: ff110000139fc000 R08: 1fe2200001c1e289 R09: ff11000001aed1d0 [ 168.420206][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 168.420389][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.420580][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 168.420796][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.420947][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 168.421126][ T12] PKRU: 55555554 [ 168.421214][ T12] Call Trace: [ 168.421302][ T12] [ 168.421370][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.421534][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.421687][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.421810][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.421940][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.422062][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.422180][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.422299][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.422425][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.422554][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.422683][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.422806][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.422926][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.423048][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.423172][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.423295][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.423422][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.423549][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.423680][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.423804][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.423937][ T12] kthread (kernel/kthread.c:436) [ 168.424030][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.424176][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.424294][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.424475][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.424677][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.424797][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.424917][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.427247][ T12] ------------[ cut here ]------------ | [ 168.427394][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12 | [ 168.427673][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.428106][ T12] Tainted: [W]=WARN [ 168.428198][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.428355][ T12] Workqueue: netns cleanup_net [ 168.428492][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.428656][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.429086][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.429247][ T12] RAX: 00000000ffffffa6 RBX: ff1100000e0f0c80 RCX: 1ff4000000018eed [ 168.429429][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e0f0d3c [ 168.429702][ T12] RBP: ff110000139e9000 R08: 1fe2200001c1e1a9 R09: ff11000001aed1d0 [ 168.429907][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff [ 168.430086][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.430272][ T12] FS: 0000000000000000(0000) GS:ff110000d8547000(0000) knlGS:0000000000000000 [ 168.430508][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.430672][ T12] CR2: 00007f4e2a8f7580 CR3: 000000005c74d002 CR4: 0000000000771ef0 [ 168.430857][ T12] PKRU: 55555554 [ 168.430948][ T12] Call Trace: [ 168.431036][ T12] [ 168.431100][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.431258][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.431413][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.431539][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.431666][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.431783][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.431903][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.432024][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.432145][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.432264][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.432390][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.432521][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.432649][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.432772][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.432893][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.433015][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.433137][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.433256][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.433442][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.433566][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.433690][ T12] kthread (kernel/kthread.c:436) [ 168.433784][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.433931][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.434050][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.434169][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.434452][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.434573][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.434696][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.438095][ T12] ------------[ cut here ]------------ | [ 168.438265][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.438607][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.439141][ T12] Tainted: [W]=WARN [ 168.439295][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.439522][ T12] Workqueue: netns cleanup_net [ 168.439709][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.439920][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.440409][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.440640][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf51000 RCX: 1ff4000000018eed [ 168.440882][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf510bc [ 168.441117][ T12] RBP: ff110000095e4000 R08: 1fe22000019ea219 R09: ff11000001aed1d0 [ 168.441395][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 168.441640][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.441876][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.442138][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.442340][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.442596][ T12] PKRU: 55555554 [ 168.442741][ T12] Call Trace: [ 168.442881][ T12] [ 168.442995][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.443201][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.443418][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.443604][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.443783][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.443953][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.444129][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.444304][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.444505][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.444689][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.444868][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.445045][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.445217][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.445404][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.445595][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.445775][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.445952][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.446123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.446316][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.446529][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.446712][ T12] kthread (kernel/kthread.c:436) [ 168.446855][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.447056][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.447233][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.447465][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.447682][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.447853][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.448026][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.451370][ T12] ------------[ cut here ]------------ | [ 168.451546][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.451869][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.452418][ T12] Tainted: [W]=WARN [ 168.452570][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.452781][ T12] Workqueue: netns cleanup_net [ 168.452962][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.453169][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.453677][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.453881][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf50040 RCX: 1ff4000000018eed [ 168.454108][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf500fc [ 168.454339][ T12] RBP: ff110000095b9000 R08: 1fe22000019ea021 R09: ff11000001aed1d0 [ 168.454596][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 168.454826][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.455058][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.455409][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.455622][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.455853][ T12] PKRU: 55555554 [ 168.455992][ T12] Call Trace: [ 168.456132][ T12] [ 168.456244][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.456471][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.456686][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.456858][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.457034][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.457207][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.457473][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.457657][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.457829][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.458001][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.458175][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.458362][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.458540][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.458723][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.458893][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.459064][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.459239][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.459425][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.459692][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.459867][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.460035][ T12] kthread (kernel/kthread.c:436) [ 168.460175][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.460388][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.460575][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.460760][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.460959][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.461130][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.461303][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.464533][ T12] ------------[ cut here ]------------ | [ 168.464777][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.465058][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.465785][ T12] Tainted: [W]=WARN [ 168.466023][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.466336][ T12] Workqueue: netns cleanup_net [ 168.466751][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.467053][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.467661][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.468029][ T12] RAX: 00000000ffffffa6 RBX: ff1100000cf511c0 RCX: 1ff4000000018eed [ 168.468332][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cf5127c [ 168.468760][ T12] RBP: ff11000013b54000 R08: 1fe22000019ea251 R09: ff11000001aed1d0 [ 168.469101][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 168.469387][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.469677][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.470059][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.470304][ T12] CR2: 000055f6c13d6040 CR3: 000000000fe5d002 CR4: 0000000000771ef0 [ 168.470604][ T12] PKRU: 55555554 [ 168.470789][ T12] Call Trace: [ 168.470971][ T12] [ 168.471129][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.471393][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.471657][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.471879][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.472095][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.472309][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.472545][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.472807][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.473035][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.473269][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.473591][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.473817][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.474031][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.474324][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.474564][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.474791][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.475017][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.475234][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.475480][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.475761][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.476025][ T12] kthread (kernel/kthread.c:436) [ 168.476363][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.476650][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.476829][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.477000][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.477200][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.477381][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.477561][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.480405][ T12] ------------[ cut here ]------------ | [ 168.480576][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.480868][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.481636][ T12] Tainted: [W]=WARN [ 168.481878][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.482170][ T12] Workqueue: netns cleanup_net [ 168.482475][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.482756][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.483323][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.483603][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed98c0 RCX: 1ff4000000018eed [ 168.483876][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed997c [ 168.484149][ T12] RBP: ff11000013b44000 R08: 1fe2200001ddb331 R09: ff11000001aed1d0 [ 168.484444][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 168.484745][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.485019][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.485322][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.485601][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.485884][ T12] PKRU: 55555554 [ 168.486070][ T12] Call Trace: [ 168.486255][ T12] [ 168.486439][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.486698][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.486944][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.487160][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.487393][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.487630][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.487849][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.488068][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.488285][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.488524][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.488757][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.488978][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.489195][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.489475][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.489705][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.489939][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.490216][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.490488][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.490783][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.491069][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.491330][ T12] kthread (kernel/kthread.c:436) [ 168.491590][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.491891][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.492158][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.492429][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.492648][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.492822][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.492995][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.495557][ T12] ------------[ cut here ]------------ | [ 168.495733][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.496020][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.496912][ T12] Tainted: [W]=WARN [ 168.497103][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.497365][ T12] Workqueue: netns cleanup_net [ 168.497611][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.497870][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.498411][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.498682][ T12] RAX: 00000000ffffffa6 RBX: ff1100000eed9540 RCX: 1ff4000000018eed [ 168.498964][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eed95fc [ 168.499292][ T12] RBP: ff11000013659000 R08: 1fe2200001ddb2c1 R09: ff11000001aed1d0 [ 168.499600][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 168.499879][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.500159][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.500490][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.500748][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.501028][ T12] PKRU: 55555554 [ 168.501215][ T12] Call Trace: [ 168.501415][ T12] [ 168.501589][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.501854][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.502106][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.502327][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.502570][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.502797][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.503016][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.503236][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.503482][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.503710][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.503934][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.504152][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.504385][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.504628][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.504850][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.505070][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.505318][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.505620][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.505905][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.506175][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.506465][ T12] kthread (kernel/kthread.c:436) [ 168.506706][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.507000][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.507262][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.507547][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.507772][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.507942][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.508114][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.535376][ T12] ------------[ cut here ]------------ | [ 168.535571][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.535883][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.536460][ T12] Tainted: [W]=WARN [ 168.536611][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.536827][ T12] Workqueue: netns cleanup_net [ 168.537008][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.537225][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.537749][ T12] RSP: 0018:ffa00000000c7698 EFLAGS: 00010286 [ 168.537959][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67fc40 RCX: 1ff4000000018e99 [ 168.538191][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67fcfc [ 168.539100][ T12] RBP: ff11000013acc000 R08: 1fe22000018cffa1 R09: ff11000001aed1d0 [ 168.539339][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 168.539597][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.539838][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.540104][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.540310][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.540567][ T12] PKRU: 55555554 [ 168.540743][ T12] Call Trace: [ 168.540898][ T12] [ 168.541017][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.541228][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.541460][ T12] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 168.541649][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 168.541825][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 168.542034][ T12] vlan_device_event (net/8021q/vlan.c:515) [ 168.542218][ T12] ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234) [ 168.542445][ T12] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 168.542631][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 168.542812][ T12] notifier_call_chain (kernel/notifier.c:85) [ 168.542994][ T12] unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436) [ 168.543203][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.543423][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.543613][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.543794][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.543969][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.544146][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.544322][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.544525][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.544715][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.544896][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.545074][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.545246][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.545443][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.545623][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.545802][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.545983][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.546160][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.546341][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.546547][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.546730][ T12] kthread (kernel/kthread.c:436) [ 168.546876][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.547081][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.547259][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.547461][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.547687][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.547867][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.548044][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.550589][ T12] ------------[ cut here ]------------ | [ 168.550759][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.551041][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.551613][ T12] Tainted: [W]=WARN [ 168.551756][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.551954][ T12] Workqueue: netns cleanup_net [ 168.552127][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.552333][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.552839][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286 [ 168.553041][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67e200 RCX: 1ff4000000018eed [ 168.553266][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67e2bc [ 168.553530][ T12] RBP: ff110000136a9000 R08: 1fe22000018cfc59 R09: ff11000001aed1d0 [ 168.553767][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff [ 168.553996][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.554226][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.554506][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.554720][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.554953][ T12] PKRU: 55555554 [ 168.555091][ T12] Call Trace: [ 168.555230][ T12] [ 168.555341][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.555569][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.555786][ T12] ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686) [ 168.555960][ T12] ? ipmr_free_table (net/ipv4/ipmr.c:453) [ 168.556133][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.556305][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1)) [ 168.556500][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.556684][ T12] ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248) [ 168.556858][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.557027][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.557202][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.557389][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.557573][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.557779][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.557954][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.558126][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.558301][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.558492][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.558678][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.558856][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.559025][ T12] kthread (kernel/kthread.c:436) [ 168.559166][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.559380][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.559562][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.559742][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.559943][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.560113][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.560286][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.573377][ T12] ------------[ cut here ]------------ | [ 168.573577][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.573885][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.574456][ T12] Tainted: [W]=WARN [ 168.574604][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.574813][ T12] Workqueue: netns cleanup_net [ 168.574995][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.575206][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.575735][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 168.575944][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c67f000 RCX: 1ff4000000018eaf [ 168.576180][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67f0bc [ 168.576498][ T12] RBP: ff110000139ac000 R08: 1fe22000018cfe19 R09: ff11000001aed1d0 [ 168.576800][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 168.577085][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139a9000 [ 168.577387][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.577728][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.577995][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.578281][ T12] PKRU: 55555554 [ 168.578493][ T12] Call Trace: [ 168.578697][ T12] [ 168.578863][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 168.579092][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 168.579258][ T12] netif_close_many (net/core/dev.c:1804) [ 168.579459][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.579648][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.579825][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.580002][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 168.580182][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 168.580403][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 168.580626][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.580806][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.581012][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.581187][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.581374][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 168.581609][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 168.581792][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 168.581970][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 168.582149][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 168.582327][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 168.582524][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 168.582741][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.582918][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.583100][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.583278][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.583471][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.583663][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.583839][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.584018][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.584201][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.584389][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.584585][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.584776][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.584951][ T12] kthread (kernel/kthread.c:436) [ 168.585096][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.585300][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.585498][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.585686][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.585895][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.586072][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.586251][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.588755][ T12] ------------[ cut here ]------------ | [ 168.588924][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12 | [ 168.589217][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.590387][ T12] Tainted: [W]=WARN [ 168.590626][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.590882][ T12] Workqueue: netns cleanup_net [ 168.591144][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.591444][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.592016][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286 [ 168.592292][ T12] RAX: 00000000ffffffa6 RBX: ff1100000d7e2200 RCX: 1ff4000000018eaf [ 168.592619][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e22bc [ 168.592928][ T12] RBP: ff110000139a9000 R08: 1fe2200001afc459 R09: ff11000001aed1d0 [ 168.593225][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041 [ 168.593560][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0 [ 168.593853][ T12] FS: 0000000000000000(0000) GS:ff110000d85c7000(0000) knlGS:0000000000000000 [ 168.594175][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.594480][ T12] CR2: 000055f6c13d6040 CR3: 000000005c74d006 CR4: 0000000000771ef0 [ 168.594778][ T12] PKRU: 55555554 [ 168.594993][ T12] Call Trace: [ 168.595195][ T12] [ 168.595395][ T12] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551) [ 168.595656][ T12] ? notifier_call_chain (kernel/notifier.c:85) [ 168.595889][ T12] rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560) [ 168.596106][ T12] netif_close_many (net/core/dev.c:1804) [ 168.596329][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.596573][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.596831][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.597040][ T12] ? __dev_close_many (net/core/dev.c:1781) [ 168.597214][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12330) [ 168.597443][ T12] unregister_netdevice_many_notify (net/core/dev.c:12406) [ 168.597667][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.597846][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.598050][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.598227][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.598417][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 168.598644][ T12] ? unregister_netdevice_many (net/core/dev.c:12497) [ 168.598826][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 168.599004][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 168.599179][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 168.599372][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 168.599561][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 168.599747][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.599921][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.600101][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.600278][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.600475][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.600669][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.600845][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.601023][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.601203][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.601394][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.601585][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.601775][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.601951][ T12] kthread (kernel/kthread.c:436) [ 168.602096][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.602301][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.602502][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.602692][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.602900][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.603079][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.603256][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.613949][ T12] ------------[ cut here ]------------ | [ 168.614091][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 168.614333][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.614794][ T12] Tainted: [W]=WARN [ 168.614884][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.615031][ T12] Workqueue: netns cleanup_net [ 168.615156][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.615314][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.615755][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 168.615906][ T12] RAX: 00000000ffffffa6 RBX: ff1100000ca6a3c0 RCX: 1ff4000000018ed5 [ 168.616088][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca6a47c [ 168.616265][ T12] RBP: ff110000139ac000 R08: 1fe220000194d491 R09: ff11000001aed1d0 [ 168.616457][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 168.616642][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.616824][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 168.617032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.617181][ T12] CR2: 000055761ec0d2b8 CR3: 000000000966e004 CR4: 0000000000771ef0 [ 168.617368][ T12] PKRU: 55555554 [ 168.617463][ T12] Call Trace: [ 168.617551][ T12] [ 168.617621][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.617774][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.617923][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.618046][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.618163][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 168.618317][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 168.618451][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 168.618572][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 168.618697][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 168.618818][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 168.618939][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.619057][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.619179][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.619301][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.619425][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.619551][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.619675][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.619796][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.619918][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.620036][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.620161][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.620286][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.620409][ T12] kthread (kernel/kthread.c:436) [ 168.620508][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.620661][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.620786][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.620907][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.621057][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.621175][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.621295][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.623582][ T12] ------------[ cut here ]------------ | [ 168.623705][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 168.623939][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.624371][ T12] Tainted: [W]=WARN [ 168.624468][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.624625][ T12] Workqueue: netns cleanup_net [ 168.624753][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.624910][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.625336][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 168.625499][ T12] RAX: 00000000ffffffa6 RBX: ff11000006051000 RCX: 1ff4000000018ed5 [ 168.625680][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060510bc [ 168.625860][ T12] RBP: ff110000139a9000 R08: 1fe2200000c0a219 R09: ff11000001aed1d0 [ 168.626042][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 168.626219][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.626413][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 168.626627][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.626778][ T12] CR2: 000055761ec0d2b8 CR3: 000000000966e004 CR4: 0000000000771ef0 [ 168.626959][ T12] PKRU: 55555554 [ 168.627048][ T12] Call Trace: [ 168.627137][ T12] [ 168.627201][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.627358][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.627509][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.627642][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.627760][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 168.627913][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 168.628034][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 168.628154][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 168.628273][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 168.628400][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 168.628532][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.628653][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.628774][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.628895][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.629015][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.629137][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.629257][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.629385][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.629516][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.629643][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.629767][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.629891][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.630009][ T12] kthread (kernel/kthread.c:436) [ 168.630098][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.630256][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.630381][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.630509][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.630668][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.630789][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.630908][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 168.633460][ T12] ------------[ cut here ]------------ | [ 168.633581][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12 | [ 168.633817][ T12] Modules linked in: geneve vxlan ip6_gre ip_gre gre | [ 168.634242][ T12] Tainted: [W]=WARN [ 168.634333][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.634500][ T12] Workqueue: netns cleanup_net [ 168.634634][ T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3)) [ 168.634787][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff All code ======== 0: 89 fa mov %edi,%edx 2: 48 c1 ea 03 shr $0x3,%rdx 6: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx a: 48 89 f8 mov %rdi,%rax d: 83 e0 07 and $0x7,%eax 10: 83 c0 03 add $0x3,%eax 13: 38 d0 cmp %dl,%al 15: 7c 04 jl 0x1b 17: 84 d2 test %dl,%dl 19: 75 79 jne 0x94 1b: 48 8b 44 24 58 mov 0x58(%rsp),%rax 20: 44 8b 48 08 mov 0x8(%rax),%r9d 24: e9 42 ff ff ff jmp 0xffffffffffffff6b 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: ba 02 00 00 00 mov $0x2,%edx 32: 48 89 de mov %rbx,%rsi 35: 31 ff xor %edi,%edi 37: e8 e8 b2 f0 ff call 0xfffffffffff0b324 3c: b9 .byte 0xb9 3d: a6 cmpsb (%rdi),(%rsi) 3e: ff (bad) 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: ba 02 00 00 00 mov $0x2,%edx 8: 48 89 de mov %rbx,%rsi b: 31 ff xor %edi,%edi d: e8 e8 b2 f0 ff call 0xfffffffffff0b2fa 12: b9 .byte 0xb9 13: a6 cmpsb (%rdi),(%rsi) 14: ff (bad) 15: ff .byte 0xff [ 168.635218][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286 [ 168.635373][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b93d380 RCX: 1ff4000000018ed5 [ 168.635601][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b93d43c [ 168.635778][ T12] RBP: ff110000090fc000 R08: 1fe2200001727a89 R09: ff11000001aed1d0 [ 168.635956][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff [ 168.636134][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 168.636315][ T12] FS: 0000000000000000(0000) GS:ff110000d8647000(0000) knlGS:0000000000000000 [ 168.636535][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 168.636691][ T12] CR2: 000055761ec0d2b8 CR3: 000000000966e004 CR4: 0000000000771ef0 [ 168.636870][ T12] PKRU: 55555554 [ 168.636959][ T12] Call Trace: [ 168.637050][ T12] [ 168.637112][ T12] unregister_netdevice_many_notify (net/core/dev.c:12439) [ 168.637265][ T12] ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3)) [ 168.637417][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 168.637545][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 168.637667][ T12] ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1)) [ 168.637820][ T12] default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089) [ 168.637942][ T12] ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7)) [ 168.638065][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 168.638186][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 168.638307][ T12] ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252) [ 168.638439][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 168.638563][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 168.638687][ T12] cleanup_net (net/core/net_namespace.c:702) [ 168.638808][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 168.638927][ T12] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2)) [ 168.639048][ T12] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 168.639166][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 168.639286][ T12] process_one_work (kernel/workqueue.c:3314) [ 168.639418][ T12] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 168.639542][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 168.639671][ T12] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 168.639795][ T12] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 168.639918][ T12] kthread (kernel/kthread.c:436) [ 168.640007][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.640161][ T12] ? kthread_affine_node (kernel/kthread.c:378) [ 168.640284][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.640409][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 168.640566][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.640692][ T12] ? kthread_affine_node (kernel/kthread.c:378) Finger prints: rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6_tnl_init_net rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:vti6_init_net rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:netif_set_mtu rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6gre_init_net rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:__vxlan_dev_create rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:vlan_device_event:notifier_call_chain rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:ops_undo_list rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:vlan_device_event:notifier_call_chain:unregister_netdevice_many_notify rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net